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templates/single-quiz.php 3 patches
Braces   +5 added lines, -2 removed lines patch added patch discarded remove patch 
@@ -108,9 +108,12 @@
 
 block discarded – undo
108 108 
                 ?>
109 109
110 110 
             </form>
111 
-        <?php else:  ?>
111 
+        <?php else {
112 
+	:  ?>
112 113
113 
-            <div class="sensei-message alert"> <?php _e( 'There are no questions for this Quiz yet. Check back soon.', 'woothemes-sensei' ); ?></div>
114 
+            <div class="sensei-message alert"> <?php _e( 'There are no questions for this Quiz yet. Check back soon.', 'woothemes-sensei' );
115 
+}
116 
+?></div>
114 117
115 118 
         <?php endif; // End If have questions ?>
116 119
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Indentation   +74 added lines, -74 removed lines patch added patch discarded remove patch 
@@ -1,14 +1,14 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 2 
 /**
3 
- * The Template for displaying all Quiz Questions.
4 
- *
5 
- * Override this template by copying it to yourtheme/sensei/single-quiz.php
6 
- *
7 
- * @author 		Automattic
8 
- * @package 	Sensei
9 
- * @category    Templates
10 
- * @version     1.9.0
11 
- */
3 
+	 * The Template for displaying all Quiz Questions.
4 
+	 *
5 
+	 * Override this template by copying it to yourtheme/sensei/single-quiz.php
6 
+	 *
7 
+	 * @author 		Automattic
8 
+	 * @package 	Sensei
9 
+	 * @category    Templates
10 
+	 * @version     1.9.0
11 
+	 */
12 12 
 ?>
13 13
14 14 
 <?php  get_sensei_header();  ?>
 
@@ -17,19 +17,19 @@  discard block
 
 block discarded – undo
17 17
18 18 
     <?php
19 19
20 
-        /**
21 
-         * Hook inside the single quiz post above the content
22 
-         *
23 
-         * @since 1.9.0
24 
-         *
25 
-         * @hooked Sensei_Quiz::the_title               - 20
26 
-         * @hooked Sensei_Quiz::the_user_status_message - 40
27 
-         * @param integer $quiz_id
28 
-         *
29 
-         */
30 
-        do_action( 'sensei_single_quiz_content_inside_before', get_the_ID() );
20 
+		/**
21 
+		 * Hook inside the single quiz post above the content
22 
+		 *
23 
+		 * @since 1.9.0
24 
+		 *
25 
+		 * @hooked Sensei_Quiz::the_title               - 20
26 
+		 * @hooked Sensei_Quiz::the_user_status_message - 40
27 
+		 * @param integer $quiz_id
28 
+		 *
29 
+		 */
30 
+		do_action( 'sensei_single_quiz_content_inside_before', get_the_ID() );
31 31
32 
-    ?>
32 
+	?>
33 33
34 34 
     <section class="entry quiz-questions">
35 35 
 
@@ -39,16 +39,16 @@  discard block
 
 block discarded – undo
39 39
40 40 
                 <?php
41 41
42 
-                    /**
43 
-                     * Action inside before the question content on single-quiz page
44 
-                     *
45 
-                     * @hooked WooThemes_Sensei_Quiz::the_user_status_message  - 10
46 
-                     *
47 
-                     * @param string $the_quiz_id
48 
-                     */
49 
-                    do_action( 'sensei_single_quiz_questions_before', get_the_id() );
42 
+					/**
43 
+					 * Action inside before the question content on single-quiz page
44 
+					 *
45 
+					 * @hooked WooThemes_Sensei_Quiz::the_user_status_message  - 10
46 
+					 *
47 
+					 * @param string $the_quiz_id
48 
+					 */
49 
+					do_action( 'sensei_single_quiz_questions_before', get_the_id() );
50 50
51 
-                ?>
51 
+				?>
52 52
53 53
54 54 
 
@@ -60,35 +60,35 @@  discard block
 
 block discarded – undo
60 60
61 61 
                         <?php
62 62
63 
-                            /**
64 
-                             * Action inside before the question content on single-quiz page
65 
-                             *
66 
-                             * @hooked WooThemes_Sensei_Question::the_question_title        - 10
67 
-                             * @hooked WooThemes_Sensei_Question::the_question_description  - 20
68 
-                             * @hooked WooThemes_Sensei_Question::the_question_media        - 30
69 
-                             * @hooked WooThemes_Sensei_Question::the_question_hidden_field - 40
70 
-                             *
71 
-                             * @since 1.9.0
72 
-                             * @param string $the_question_id
73 
-                             */
74 
-                            do_action( 'sensei_quiz_question_inside_before', sensei_get_the_question_id() );
75 
-
76 
-                        ?>
63 
+							/**
64 
+							 * Action inside before the question content on single-quiz page
65 
+							 *
66 
+							 * @hooked WooThemes_Sensei_Question::the_question_title        - 10
67 
+							 * @hooked WooThemes_Sensei_Question::the_question_description  - 20
68 
+							 * @hooked WooThemes_Sensei_Question::the_question_media        - 30
69 
+							 * @hooked WooThemes_Sensei_Question::the_question_hidden_field - 40
70 
+							 *
71 
+							 * @since 1.9.0
72 
+							 * @param string $the_question_id
73 
+							 */
74 
+							do_action( 'sensei_quiz_question_inside_before', sensei_get_the_question_id() );
75 
+
76 
+						?>
77 77
78 78 
                         <?php sensei_the_question_content(); ?>
79 79
80 80 
                         <?php
81 81
82 
-                            /**
83 
-                             * Action inside before the question content on single-quiz page
84 
-                             *
85 
-                             * @hooked WooThemes_Sensei_Question::answer_feedback_notes
86 
-                             *
87 
-                             * @param string $the_question_id
88 
-                             */
89 
-                            do_action( 'sensei_quiz_question_inside_after', sensei_get_the_question_id() );
82 
+							/**
83 
+							 * Action inside before the question content on single-quiz page
84 
+							 *
85 
+							 * @hooked WooThemes_Sensei_Question::answer_feedback_notes
86 
+							 *
87 
+							 * @param string $the_question_id
88 
+							 */
89 
+							do_action( 'sensei_quiz_question_inside_after', sensei_get_the_question_id() );
90 90
91 
-                        ?>
91 
+						?>
92 92
93 93 
                     </li>
94 94 
 
@@ -98,14 +98,14 @@  discard block
 
 block discarded – undo
98 98
99 99 
                 <?php
100 100
101 
-                    /**
102 
-                     * Action inside before the question content on single-quiz page
103 
-                     *
104 
-                     * @param string $the_quiz_id
105 
-                     */
106 
-                    do_action( 'sensei_single_quiz_questions_after', get_the_id() );
101 
+					/**
102 
+					 * Action inside before the question content on single-quiz page
103 
+					 *
104 
+					 * @param string $the_quiz_id
105 
+					 */
106 
+					do_action( 'sensei_single_quiz_questions_after', get_the_id() );
107 107
108 
-                ?>
108 
+				?>
109 109
110 110 
             </form>
111 111 
         <?php else:  ?>
 
@@ -116,25 +116,25 @@  discard block
 
 block discarded – undo
116 116
117 117
118 118 
         <?php
119 
-            $quiz_lesson = Sensei()->quiz->data->quiz_lesson;
120 
-            do_action( 'sensei_quiz_back_link', $quiz_lesson  );
121 
-        ?>
119 
+			$quiz_lesson = Sensei()->quiz->data->quiz_lesson;
120 
+			do_action( 'sensei_quiz_back_link', $quiz_lesson  );
121 
+		?>
122 122
123 123 
     </section>
124 124
125 125 
     <?php
126 126
127 
-    /**
128 
-     * Hook inside the single quiz post above the content
129 
-     *
130 
-     * @since 1.9.0
131 
-     *
132 
-     * @param integer $quiz_id
133 
-     *
134 
-     */
135 
-    do_action( 'sensei_single_quiz_content_inside_after', get_the_ID() );
136 
-
137 
-    ?>
127 
+	/**
128 
+	 * Hook inside the single quiz post above the content
129 
+	 *
130 
+	 * @since 1.9.0
131 
+	 *
132 
+	 * @param integer $quiz_id
133 
+	 *
134 
+	 */
135 
+	do_action( 'sensei_single_quiz_content_inside_after', get_the_ID() );
136 
+
137 
+	?>
138 138
139 139 
 </article><!-- .quiz -->
140 140
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Spacing   +13 added lines, -13 removed lines patch added patch discarded remove patch 
@@ -11,7 +11,7 @@  discard block
 
 block discarded – undo
11 11 
  */
12 12 
 ?>
13 13
14 
-<?php  get_sensei_header();  ?>
14 
+<?php  get_sensei_header(); ?>
15 15
16 16 
 <article <?php post_class(); ?>>
17 17 
 
@@ -27,15 +27,15 @@  discard block
 
 block discarded – undo
27 27 
          * @param integer $quiz_id
28 28 
          *
29 29 
          */
30 
-        do_action( 'sensei_single_quiz_content_inside_before', get_the_ID() );
30 
+        do_action('sensei_single_quiz_content_inside_before', get_the_ID());
31 31
32 32 
     ?>
33 33
34 34 
     <section class="entry quiz-questions">
35 35
36 
-        <?php if ( sensei_quiz_has_questions() ): ?>
36 
+        <?php if (sensei_quiz_has_questions()): ?>
37 37
38 
-            <form method="POST" action="<?php echo esc_url_raw( get_permalink() ); ?>" enctype="multipart/form-data">
38 
+            <form method="POST" action="<?php echo esc_url_raw(get_permalink()); ?>" enctype="multipart/form-data">
39 39
40 40 
                 <?php
41 41 
 
@@ -46,7 +46,7 @@  discard block
 
 block discarded – undo
46 46 
                      *
47 47 
                      * @param string $the_quiz_id
48 48 
                      */
49 
-                    do_action( 'sensei_single_quiz_questions_before', get_the_id() );
49 
+                    do_action('sensei_single_quiz_questions_before', get_the_id());
50 50
51 51 
                 ?>
52 52 
 
@@ -54,9 +54,9 @@  discard block
 
 block discarded – undo
54 54
55 55 
                 <ol id="sensei-quiz-list">
56 56
57 
-                <?php while ( sensei_quiz_has_questions() ): sensei_setup_the_question(); ?>
57 
+                <?php while (sensei_quiz_has_questions()): sensei_setup_the_question(); ?>
58 58
59 
-                    <li class="<?php sensei_the_question_class();?>">
59 
+                    <li class="<?php sensei_the_question_class(); ?>">
60 60
61 61 
                         <?php
62 62 
 
@@ -71,7 +71,7 @@  discard block
 
 block discarded – undo
71 71 
                              * @since 1.9.0
72 72 
                              * @param string $the_question_id
73 73 
                              */
74 
-                            do_action( 'sensei_quiz_question_inside_before', sensei_get_the_question_id() );
74 
+                            do_action('sensei_quiz_question_inside_before', sensei_get_the_question_id());
75 75
76 76 
                         ?>
77 77 
 
@@ -86,7 +86,7 @@  discard block
 
 block discarded – undo
86 86 
                              *
87 87 
                              * @param string $the_question_id
88 88 
                              */
89 
-                            do_action( 'sensei_quiz_question_inside_after', sensei_get_the_question_id() );
89 
+                            do_action('sensei_quiz_question_inside_after', sensei_get_the_question_id());
90 90
91 91 
                         ?>
92 92 
 
@@ -103,21 +103,21 @@  discard block
 
 block discarded – undo
103 103 
                      *
104 104 
                      * @param string $the_quiz_id
105 105 
                      */
106 
-                    do_action( 'sensei_single_quiz_questions_after', get_the_id() );
106 
+                    do_action('sensei_single_quiz_questions_after', get_the_id());
107 107
108 108 
                 ?>
109 109
110 110 
             </form>
111 111 
         <?php else:  ?>
112 112
113 
-            <div class="sensei-message alert"> <?php _e( 'There are no questions for this Quiz yet. Check back soon.', 'woothemes-sensei' ); ?></div>
113 
+            <div class="sensei-message alert"> <?php _e('There are no questions for this Quiz yet. Check back soon.', 'woothemes-sensei'); ?></div>
114 114
115 115 
         <?php endif; // End If have questions ?>
116 116
117 117
118 118 
         <?php
119 119 
             $quiz_lesson = Sensei()->quiz->data->quiz_lesson;
120 
-            do_action( 'sensei_quiz_back_link', $quiz_lesson  );
120 
+            do_action('sensei_quiz_back_link', $quiz_lesson);
121 121 
         ?>
122 122
123 123 
     </section>
 
@@ -132,7 +132,7 @@  discard block
 
 block discarded – undo
132 132 
      * @param integer $quiz_id
133 133 
      *
134 134 
      */
135 
-    do_action( 'sensei_single_quiz_content_inside_after', get_the_ID() );
135 
+    do_action('sensei_single_quiz_content_inside_after', get_the_ID());
136 136
137 137 
     ?>
138 138
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includes/class-sensei-notices.php 3 patches
Spacing   +11 added lines, -11 removed lines patch added patch discarded remove patch 
@@ -1,5 +1,5 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
2 
+if ( ! defined('ABSPATH')) exit; // Exit if accessed directly
3 3
4 4 
 /**
5 5 
  * Sensei Notices Class
 
@@ -13,7 +13,7 @@  discard block
 
 block discarded – undo
13 13 
  * @since 1.6.3
14 14 
  */
15 15
16 
-class Sensei_Notices{
16 
+class Sensei_Notices {
17 17
18 18 
 	/**
19 19 
 	*  @var $notices
 
@@ -23,7 +23,7 @@  discard block
 
 block discarded – undo
23 23 
 	/**
24 24 
 	*  constructor
25 25 
  	*/
26 
-	public function __construct(){
26 
+	public function __construct() {
27 27 
 		//initialize the notices variable
28 28 
 		$this->notices = array();
29 29 
 	}
 
@@ -39,9 +39,9 @@  discard block
 
 block discarded – undo
39 39 
 	* @return void
40 40 
 	*/
41 41
42 
-	public function add_notice( $content ,  $type = 'alert'   ){
42 
+	public function add_notice($content, $type = 'alert') {
43 43 
 		// append the new notice
44 
-		$this->notices[] = array('content' => $content , 'type'=> $type );
44 
+		$this->notices[] = array('content' => $content, 'type'=> $type);
45 45 
 	} // end add_notice()
46 46
47 47 
 	/**
 
@@ -53,12 +53,12 @@  discard block
 
 block discarded – undo
53 53 
 	* @return void
54 54 
 	*/
55 55
56 
-	public function print_notices(){
57 
-		if(  count( $this->notices ) > 0  ){
56 
+	public function print_notices() {
57 
+		if (count($this->notices) > 0) {
58 58 
 			foreach ($this->notices  as  $notice) {
59 59
60 
-				$classes = 'sensei-message '. $notice['type'];
61 
-				$html = '<div class="'. $classes . '">'. $notice['content'] . '</div>';
60 
+				$classes = 'sensei-message '.$notice['type'];
61 
+				$html = '<div class="'.$classes.'">'.$notice['content'].'</div>';
62 62
63 63 
 				echo $html;
64 64 
 			}
 
@@ -73,7 +73,7 @@  discard block
 
 block discarded – undo
73 73 
 	* @return void
74 74 
 	*/
75 75
76 
-	public function clear_notices(){
76 
+	public function clear_notices() {
77 77 
 		// assign an empty array to clear all existing notices
78 78 
 		$this->notices = array();
79 79 
 	} // end clear_notices()
 
@@ -85,4 +85,4 @@  discard block
 
 block discarded – undo
85 85 
  * for backward compatibility
86 86 
  * @since 1.9.0
87 87 
  */
88 
-class Woothemes_Sensei_Notices extends Sensei_Notices{}
88 
+class Woothemes_Sensei_Notices extends Sensei_Notices {}
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Doc Comments   -8 removed lines patch added patch discarded remove patch 
@@ -33,10 +33,6 @@  discard block
 
 block discarded – undo
33 33 
 	*
34 34 
 	*
35 35 
 	*
36 
-	* @param string $message
37 
-	* @param string $type defaults to alert options( alert, tick , download , info   )
38 
-	*
39 
-	* @return void
40 36 
 	*/
41 37
42 38 
 	public function add_notice( $content ,  $type = 'alert'   ){
 
@@ -47,10 +43,6 @@  discard block
 
 block discarded – undo
47 43 
 	/**
48 44 
 	*  Output all notices added
49 45 
 	*
50 
-	* @param string $message
51 
-	* @param string $type
52 
-	*
53 
-	* @return void
54 46 
 	*/
55 47
56 48 
 	public function print_notices(){
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Indentation   +24 added lines, -24 removed lines patch added patch discarded remove patch 
@@ -16,28 +16,28 @@  discard block
 
 block discarded – undo
16 16 
 class Sensei_Notices{
17 17
18 18 
 	/**
19 
-	*  @var $notices
20 
-	*/
19 
+	 *  @var $notices
20 
+	 */
21 21 
 	protected $notices;
22 22
23 23 
 	/**
24 
-	*  constructor
25 
- 	*/
24 
+	 *  constructor
25 
+	 */
26 26 
 	public function __construct(){
27 27 
 		//initialize the notices variable
28 28 
 		$this->notices = array();
29 29 
 	}
30 30
31 31 
 	/**
32 
-	*  Add a notice to the array of notices for display at a later stage.
33 
-	*
34 
-	*
35 
-	*
36 
-	* @param string $message
37 
-	* @param string $type defaults to alert options( alert, tick , download , info   )
38 
-	*
39 
-	* @return void
40 
-	*/
32 
+	 *  Add a notice to the array of notices for display at a later stage.
33 
+	 *
34 
+	 *
35 
+	 *
36 
+	 * @param string $message
37 
+	 * @param string $type defaults to alert options( alert, tick , download , info   )
38 
+	 *
39 
+	 * @return void
40 
+	 */
41 41
42 42 
 	public function add_notice( $content ,  $type = 'alert'   ){
43 43 
 		// append the new notice
 
@@ -45,13 +45,13 @@  discard block
 
 block discarded – undo
45 45 
 	} // end add_notice()
46 46
47 47 
 	/**
48 
-	*  Output all notices added
49 
-	*
50 
-	* @param string $message
51 
-	* @param string $type
52 
-	*
53 
-	* @return void
54 
-	*/
48 
+	 *  Output all notices added
49 
+	 *
50 
+	 * @param string $message
51 
+	 * @param string $type
52 
+	 *
53 
+	 * @return void
54 
+	 */
55 55
56 56 
 	public function print_notices(){
57 57 
 		if(  count( $this->notices ) > 0  ){
 
@@ -68,10 +68,10 @@  discard block
 
 block discarded – undo
68 68 
 	} // end print_notice()
69 69
70 70 
 	/**
71 
-	*  Clear all notices
72 
-	*
73 
-	* @return void
74 
-	*/
71 
+	 *  Clear all notices
72 
+	 *
73 
+	 * @return void
74 
+	 */
75 75
76 76 
 	public function clear_notices(){
77 77 
 		// assign an empty array to clear all existing notices
Please login to merge, or discard this patch.
includes/class-sensei-lesson.php 3 patches
Braces   +28 added lines, -16 removed lines patch added patch discarded remove patch 
@@ -1,5 +1,8 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
2 
+if ( ! defined( 'ABSPATH' ) ) {
3 
+	exit;
4 
+}
5 
+// Exit if accessed directly
3 6
4 7 
 /**
5 8 
  * Sensei Lessons Class
 
@@ -378,8 +381,7 @@  discard block
 
 block discarded – undo
378 381 
 		$quiz_questions = Sensei()->lesson->lesson_quiz_questions( $quiz_id );
379 382 
 		if( 0 < count( $quiz_questions ) ) {
380 383 
 			update_post_meta( $post_id, '_quiz_has_questions', '1' );
381 
-		}
382 
-		else {
384 
+		} else {
383 385 
 			delete_post_meta( $post_id, '_quiz_has_questions' );
384 386 
 		}
385 387 
 
@@ -390,7 +392,9 @@  discard block
 
 block discarded – undo
390 392
391 393 
 	public function get_submitted_setting_value( $field = false ) {
392 394
393 
-		if( ! $field ) return;
395 
+		if( ! $field ) {
396 
+			return;
397 
+		}
394 398
395 399 
 		$value = false;
396 400 
 
@@ -1507,7 +1511,7 @@  discard block
 
 block discarded – undo
1507 1511
1508 1512 
             $field_name = 'answer_feedback_boolean';
1509 1513
1510 
-        }elseif( 'multiple-choice' == $question_type ){
1514 
+        } elseif( 'multiple-choice' == $question_type ){
1511 1515
1512 1516 
             $field_name = 'answer_feedback_multiple_choice';
1513 1517 
 
@@ -1603,7 +1607,9 @@  discard block
 
 block discarded – undo
1603 1607
1604 1608 
 		$html = '';
1605 1609
1606 
-		if( ! $lesson_id && ! $quiz_id ) return $html;
1610 
+		if( ! $lesson_id && ! $quiz_id ) {
1611 
+			return $html;
1612 
+		}
1607 1613
1608 1614 
 		$settings = $this->get_quiz_settings( $quiz_id );
1609 1615 
 
@@ -2258,11 +2264,11 @@  discard block
 
 block discarded – undo
2258 2264
2259 2265 
             $answer_feedback = $data[ 'answer_feedback_boolean' ];
2260 2266
2261 
-		}elseif( isset( $data[ 'answer_feedback_multiple_choice' ] ) && !empty( $data[ 'answer_feedback_multiple_choice' ] ) ){
2267 
+		} elseif( isset( $data[ 'answer_feedback_multiple_choice' ] ) && !empty( $data[ 'answer_feedback_multiple_choice' ] ) ){
2262 2268
2263 2269 
             $answer_feedback = $data[ 'answer_feedback_multiple_choice' ];
2264 2270
2265 
-        }elseif( isset( $data[ 'answer_feedback' ] )  ){
2271 
+        } elseif( isset( $data[ 'answer_feedback' ] )  ){
2266 2272
2267 2273 
             $answer_feedback = $data[ 'answer_feedback' ];
2268 2274 
 
@@ -2275,8 +2281,7 @@  discard block
 
 block discarded – undo
2275 2281 
 		// Handle the extended question text
2276 2282 
 		if ( isset( $data[ 'question_description' ] ) && ( '' != $data[ 'question_description' ] ) ) {
2277 2283 
 			$post_content = $data[ 'question_description' ];
2278 
-		}
2279 
-		else {
2284 
+		} else {
2280 2285 
 			$post_content = '';
2281 2286 
 		}
2282 2287 
 		// Question Query Arguments
 
@@ -2484,8 +2489,7 @@  discard block
 
 block discarded – undo
2484 2489 
 				'key' => '_lesson_course',
2485 2490 
 				'value' => $course_id,
2486 2491 
 			);
2487 
-		}
2488 
-		else {
2492 
+		} else {
2489 2493 
 			// Simple check for connection to a Course
2490 2494 
 			$post_args['meta_query'][] = array(
2491 2495 
 				'key' => '_lesson_course',
 
@@ -2613,9 +2617,13 @@  discard block
 
 block discarded – undo
2613 2617 
 				// Fetch each question in the order in which they were asked
2614 2618 
 				$questions = array();
2615 2619 
 				foreach( $selected_questions as $question_id ) {
2616 
-					if( ! $question_id ) continue;
2620 
+					if( ! $question_id ) {
2621 
+						continue;
2622 
+					}
2617 2623 
 					$question = get_post( $question_id );
2618 
-					if( ! isset( $question ) || ! isset( $question->ID ) ) continue;
2624 
+					if( ! isset( $question ) || ! isset( $question->ID ) ) {
2625 
+						continue;
2626 
+					}
2619 2627 
 					$questions[] = $question;
2620 2628 
 				}
2621 2629 
 
@@ -2628,7 +2636,9 @@  discard block
 
 block discarded – undo
2628 2636
2629 2637 
 				// Set array of questions that already exist so we can prevent duplicates from appearing
2630 2638 
 				foreach( $questions_array as $question ) {
2631 
-					if( 'question' != $question->post_type ) continue;
2639 
+					if( 'question' != $question->post_type ) {
2640 
+						continue;
2641 
+					}
2632 2642 
 					$existing_questions[] = $question->ID;
2633 2643 
 				}
2634 2644 
 
@@ -2668,7 +2678,9 @@  discard block
 
 block discarded – undo
2668 2678
2669 2679 
 						// Add selected questions to existing questions array to prevent duplicates from being added
2670 2680 
 						foreach( $questions_array as $cat_question ) {
2671 
-							if( in_array( $cat_question->ID, $existing_questions ) ) continue;
2681 
+							if( in_array( $cat_question->ID, $existing_questions ) ) {
2682 
+								continue;
2683 
+							}
2672 2684 
 							$existing_questions[] = $cat_question->ID;
2673 2685 
 						}
2674 2686 
 					}
Please login to merge, or discard this patch.
Indentation   +1071 added lines, -1071 removed lines patch added patch discarded remove patch 
@@ -21,12 +21,12 @@  discard block
 
 block discarded – undo
21 21 
 	 */
22 22 
 	public function __construct () {
23 23
24 
-        $this->token = 'lesson';
24 
+		$this->token = 'lesson';
25 25
26 26 
 		// Setup meta fields for this post type
27 27 
 		$this->meta_fields = array( 'lesson_prerequisite', 'lesson_course', 'lesson_preview', 'lesson_length', 'lesson_complexity', 'lesson_video_embed' );
28 28
29 
-        $this->question_order = '';
29 
+		$this->question_order = '';
30 30
31 31 
 		// Admin actions
32 32 
 		if ( is_admin() ) {
 
@@ -84,18 +84,18 @@  discard block
 
 block discarded – undo
84 84 
 			add_action( 'wp_ajax_filter_existing_questions', array( $this, 'quiz_panel_filter_existing_questions' ) );
85 85 
 			add_action( 'wp_ajax_nopriv_filter_existing_questions', array( $this, 'quiz_panel_filter_existing_questions' ) );
86 86
87 
-            // output bulk edit fields
88 
-            add_action( 'bulk_edit_custom_box', array( $this, 'all_lessons_edit_fields' ), 10, 2 );
89 
-            add_action( 'quick_edit_custom_box', array( $this, 'all_lessons_edit_fields' ), 10, 2 );
87 
+			// output bulk edit fields
88 
+			add_action( 'bulk_edit_custom_box', array( $this, 'all_lessons_edit_fields' ), 10, 2 );
89 
+			add_action( 'quick_edit_custom_box', array( $this, 'all_lessons_edit_fields' ), 10, 2 );
90 90
91 
-            // load quick edit default values
92 
-            add_action('manage_lesson_posts_custom_column', array( $this, 'set_quick_edit_admin_defaults'), 11, 2);
91 
+			// load quick edit default values
92 
+			add_action('manage_lesson_posts_custom_column', array( $this, 'set_quick_edit_admin_defaults'), 11, 2);
93 93
94 
-            // save bulk edit fields
95 
-            add_action( 'wp_ajax_save_bulk_edit_book', array( $this, 'save_all_lessons_edit_fields' ) );
94 
+			// save bulk edit fields
95 
+			add_action( 'wp_ajax_save_bulk_edit_book', array( $this, 'save_all_lessons_edit_fields' ) );
96 96
97 
-            // flush rewrite rules when saving a lesson
98 
-            add_action('save_post', array( __CLASS__, 'flush_rewrite_rules' ) );
97 
+			// flush rewrite rules when saving a lesson
98 
+			add_action('save_post', array( __CLASS__, 'flush_rewrite_rules' ) );
99 99
100 100 
 		} else {
101 101 
 			// Frontend actions
 
@@ -189,8 +189,8 @@  discard block
 
 block discarded – undo
189 189 
 		$post_args = array(	'post_type' 		=> 'lesson',
190 190 
 							'posts_per_page' 		=> -1,
191 191 
 							'orderby'         	=> 'title',
192 
-    						'order'           	=> 'ASC',
193 
-    						'exclude' 			=> $post->ID,
192 
+							'order'           	=> 'ASC',
193 
+							'exclude' 			=> $post->ID,
194 194 
 							'suppress_filters' 	=> 0
195 195 
 							);
196 196 
 		$posts_array = get_posts( $post_args );
 
@@ -226,7 +226,7 @@  discard block
 
 block discarded – undo
226 226
227 227 
 		$checked = '';
228 228 
 		if ( isset( $lesson_preview ) && ( '' != $lesson_preview ) ) {
229 
-	 	    $checked = checked( 'preview', $lesson_preview, false );
229 
+	 		$checked = checked( 'preview', $lesson_preview, false );
230 230 
 	 	} // End If Statement
231 231
232 232 
 	 	$html .= '<label for="lesson_preview">';
 
@@ -275,7 +275,7 @@  discard block
 
 block discarded – undo
275 275
276 276
277 277 
 	/**
278 
-     * Update the lesson quiz and all the post meta
278 
+	 * Update the lesson quiz and all the post meta
279 279 
 	 *
280 280 
 	 * @access public
281 281 
 	 * @return integer|boolean $post_id or false
 
@@ -296,7 +296,7 @@  discard block
 
 block discarded – undo
296 296 
 		}
297 297
298 298 
 		// Temporarily disable the filter
299 
-        remove_action( 'save_post', array( $this, 'quiz_update' ) );
299 
+		remove_action( 'save_post', array( $this, 'quiz_update' ) );
300 300 
 		// Save the Quiz
301 301 
 		$quiz_id = $this->lesson_quizzes( $post_id, 'any');
302 302 
 
@@ -311,11 +311,11 @@  discard block
 
 block discarded – undo
311 311
312 312 
 		// Setup Query Arguments
313 313 
 		$post_type_args = array(	'post_content' => $post_content,
314 
-  		    						'post_status' => $post_status,
315 
-  		    						'post_title' => $post_title,
316 
-  		    						'post_type' => 'quiz',
317 
-                                    'post_parent' => $post_id,
318 
-  		    						);
314 
+  									'post_status' => $post_status,
315 
+  									'post_title' => $post_title,
316 
+  									'post_type' => 'quiz',
317 
+									'post_parent' => $post_id,
318 
+  									);
319 319
320 320 
 		$settings = $this->get_quiz_settings();
321 321 
 
@@ -323,48 +323,48 @@  discard block
 
 block discarded – undo
323 323 
 		if ( 0 < $quiz_id ) {
324 324 
 			// Update the Quiz
325 325 
 			$post_type_args[ 'ID' ] = $quiz_id;
326 
-		    wp_update_post($post_type_args);
327 
-
328 
-		    // Update the post meta data
329 
-		    update_post_meta( $quiz_id, '_quiz_lesson', $post_id );
330 
-
331 
-		    foreach( $settings as $field ) {
332 
-		    	if( 'random_question_order' != $field['id'] ) {
333 
-			    	$value = $this->get_submitted_setting_value( $field );
334 
-			    	if( isset( $value ) ) {
335 
-			    		update_post_meta( $quiz_id, '_' . $field['id'], $value );
336 
-			    	}
337 
-			    }
338 
-		    }
339 
-
340 
-		    // Set the post terms for quiz-type
341 
-		    wp_set_post_terms( $quiz_id, array( 'multiple-choice' ), 'quiz-type' );
326 
+			wp_update_post($post_type_args);
327 
+
328 
+			// Update the post meta data
329 
+			update_post_meta( $quiz_id, '_quiz_lesson', $post_id );
330 
+
331 
+			foreach( $settings as $field ) {
332 
+				if( 'random_question_order' != $field['id'] ) {
333 
+					$value = $this->get_submitted_setting_value( $field );
334 
+					if( isset( $value ) ) {
335 
+						update_post_meta( $quiz_id, '_' . $field['id'], $value );
336 
+					}
337 
+				}
338 
+			}
339 
+
340 
+			// Set the post terms for quiz-type
341 
+			wp_set_post_terms( $quiz_id, array( 'multiple-choice' ), 'quiz-type' );
342 342 
 		} else {
343 343 
 			// Create the Quiz
344 
-		    $quiz_id = wp_insert_post($post_type_args);
345 
-
346 
-		    // Add the post meta data WP will add it if it doesn't exist
347 
-            update_post_meta( $quiz_id, '_quiz_lesson', $post_id );
348 
-
349 
-		    foreach( $settings as $field ) {
350 
-		    	if( 'random_question_order' != $field['id'] ) {
351 
-
352 
-                    //ignore values not posted to avoid
353 
-                    // overwriting with empty or default values
354 
-                    // when the values are posted from bulk edit or quick edit
355 
-                    if( !isset( $_POST[ $field['id'] ] ) ){
356 
-                        continue;
357 
-                    }
358 
-
359 
-			    	$value = $this->get_submitted_setting_value( $field );
360 
-			    	if( isset( $value ) ) {
361 
-			    		add_post_meta( $quiz_id, '_' . $field['id'], $value );
362 
-			    	}
363 
-			    }
364 
-		    }
365 
-
366 
-		    // Set the post terms for quiz-type
367 
-		    wp_set_post_terms( $quiz_id, array( 'multiple-choice' ), 'quiz-type' );
344 
+			$quiz_id = wp_insert_post($post_type_args);
345 
+
346 
+			// Add the post meta data WP will add it if it doesn't exist
347 
+			update_post_meta( $quiz_id, '_quiz_lesson', $post_id );
348 
+
349 
+			foreach( $settings as $field ) {
350 
+				if( 'random_question_order' != $field['id'] ) {
351 
+
352 
+					//ignore values not posted to avoid
353 
+					// overwriting with empty or default values
354 
+					// when the values are posted from bulk edit or quick edit
355 
+					if( !isset( $_POST[ $field['id'] ] ) ){
356 
+						continue;
357 
+					}
358 
+
359 
+					$value = $this->get_submitted_setting_value( $field );
360 
+					if( isset( $value ) ) {
361 
+						add_post_meta( $quiz_id, '_' . $field['id'], $value );
362 
+					}
363 
+				}
364 
+			}
365 
+
366 
+			// Set the post terms for quiz-type
367 
+			wp_set_post_terms( $quiz_id, array( 'multiple-choice' ), 'quiz-type' );
368 368 
 		} // End If Statement
369 369
370 370 
 		// Add default lesson order meta value
 
@@ -386,7 +386,7 @@  discard block
 
 block discarded – undo
386 386 
 		}
387 387
388 388 
 		// Restore the previously disabled filter
389 
-        add_action( 'save_post', array( $this, 'quiz_update' ) );
389 
+		add_action( 'save_post', array( $this, 'quiz_update' ) );
390 390
391 391 
 	} // End post_updated()
392 392 
 
@@ -426,22 +426,22 @@  discard block
 
 block discarded – undo
426 426 
 		// Get the meta key.
427 427 
 		$meta_key = '_' . $post_key;
428 428
429 
-        //ignore fields are not posted
429 
+		//ignore fields are not posted
430 430
431 
-        if( !isset( $_POST[ $post_key ] ) ){
431 
+		if( !isset( $_POST[ $post_key ] ) ){
432 432
433 
-            // except for lesson preview checkbox field
434 
-            if( 'lesson_preview' == $post_key ){
433 
+			// except for lesson preview checkbox field
434 
+			if( 'lesson_preview' == $post_key ){
435 435
436 
-                $_POST[ $post_key ] = '';
436 
+				$_POST[ $post_key ] = '';
437 437
438 
-            } else {
438 
+			} else {
439 439
440 
-                return false;
440 
+				return false;
441 441
442 
-            }
442 
+			}
443 443
444 
-        }
444 
+		}
445 445
446 446 
 		// Get the posted data and sanitize it for use as an HTML class.
447 447 
 		if ( 'lesson_video_embed' == $post_key) {
 
@@ -450,10 +450,10 @@  discard block
 
 block discarded – undo
450 450 
 			$new_meta_value = ( isset( $_POST[$post_key] ) ? sanitize_html_class( $_POST[$post_key] ) : '' );
451 451 
 		} // End If Statement
452 452
453 
-        // update field with the new value
454 
-        if( -1 != $new_meta_value  ){
455 
-            return update_post_meta( $post_id, $meta_key, $new_meta_value );
456 
-        }
453 
+		// update field with the new value
454 
+		if( -1 != $new_meta_value  ){
455 
+			return update_post_meta( $post_id, $meta_key, $new_meta_value );
456 
+		}
457 457
458 458 
 	} // End save_post_meta()
459 459 
 
@@ -478,9 +478,9 @@  discard block
 
 block discarded – undo
478 478 
 		$post_args = array(	'post_type' 		=> 'course',
479 479 
 							'posts_per_page' 		=> -1,
480 480 
 							'orderby'         	=> 'title',
481 
-    						'order'           	=> 'ASC',
482 
-    						'post_status'      	=> 'any',
483 
-    						'suppress_filters' 	=> 0,
481 
+							'order'           	=> 'ASC',
482 
+							'post_status'      	=> 'any',
483 
+							'suppress_filters' 	=> 0,
484 484 
 							);
485 485 
 		$posts_array = get_posts( $post_args );
486 486 
 		// Buid the HTML to Output
 
@@ -488,20 +488,20 @@  discard block
 
 block discarded – undo
488 488 
 		// Nonce
489 489 
 		$html .= wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce', true, false  );
490 490
491 
-        // Select the course for the lesson
492 
-        $drop_down_args = array(
493 
-            'name'=>'lesson_course',
494 
-            'id' => 'lesson-course-options'
495 
-        );
491 
+		// Select the course for the lesson
492 
+		$drop_down_args = array(
493 
+			'name'=>'lesson_course',
494 
+			'id' => 'lesson-course-options'
495 
+		);
496 496
497 
-        $courses = WooThemes_Sensei_Course::get_all_courses();
498 
-        $courses_options = array();
499 
-        foreach( $courses as $course ){
500 
-            $courses_options[ $course->ID ] = get_the_title( $course ) ;
501 
-        }
502 
-        $html .= Sensei_Utils::generate_drop_down( $selected_lesson_course, $courses_options, $drop_down_args );
497 
+		$courses = WooThemes_Sensei_Course::get_all_courses();
498 
+		$courses_options = array();
499 
+		foreach( $courses as $course ){
500 
+			$courses_options[ $course->ID ] = get_the_title( $course ) ;
501 
+		}
502 
+		$html .= Sensei_Utils::generate_drop_down( $selected_lesson_course, $courses_options, $drop_down_args );
503 503
504 
-        // Course Actions Panel
504 
+		// Course Actions Panel
505 505 
 		if ( current_user_can( 'publish_courses' )) {
506 506 
 				$html .= '<div id="lesson-course-actions">';
507 507 
 					$html .= '<p>';
 
@@ -527,16 +527,16 @@  discard block
 
 block discarded – undo
527 527 
 							} // End For Loop
528 528 
 						$html .= '</select>' . "\n";
529 529 
 						// Course Product
530 
-                        if ( Sensei_WC::is_woocommerce_active() ) {
530 
+						if ( Sensei_WC::is_woocommerce_active() ) {
531 531 
 	  						// Get the Products
532 532 
 							$select_course_woocommerce_product = get_post_meta( $post_item->ID, '_course_woocommerce_product', true );
533 533
534 534 
 							$product_args = array(	'post_type' 		=> array( 'product', 'product_variation' ),
535 535 
 													'posts_per_page' 		=> -1,
536 536 
 													'orderby'         	=> 'title',
537 
-	    											'order'           	=> 'DESC',
538 
-	    											'post_status'		=> array( 'publish', 'private', 'draft' ),
539 
-	    											'tax_query'			=> array(
537 
+													'order'           	=> 'DESC',
538 
+													'post_status'		=> array( 'publish', 'private', 'draft' ),
539 
+													'tax_query'			=> array(
540 540 
 														array(
541 541 
 															'taxonomy'	=> 'product_type',
542 542 
 															'field'		=> 'slug',
 
@@ -544,7 +544,7 @@  discard block
 
 block discarded – undo
544 544 
 															'operator'	=> 'NOT IN'
545 545 
 														)
546 546 
 													),
547 
-	    											'suppress_filters' 	=> 0
547 
+													'suppress_filters' 	=> 0
548 548 
 													);
549 549 
 							$products_array = get_posts( $product_args );
550 550 
 							$html .= '<label>' . __( 'WooCommerce Product' , 'woothemes-sensei' ) . '</label> ';
 
@@ -872,58 +872,58 @@  discard block
 
 block discarded – undo
872 872 
 					$html .= '<tr class="question-quick-edit ' . esc_attr( $edit_class ) . '">';
873 873 
 						$html .= '<td colspan="5">';
874 874 
 							$html .= '<span class="hidden question_original_counter">' . $question_counter . '</span>';
875 
-					    	$html .= '<div class="question_required_fields">';
876 
-
877 
-						    	// Question title
878 
-						    	$html .= '<div>';
879 
-							    	$html .= '<label for="question_' . $question_counter . '">' . __( 'Question:', 'woothemes-sensei' ) . '</label> ';
880 
-							    	$html .= '<input type="text" id="question_' . $question_counter . '" name="question" value="' . esc_attr( htmlspecialchars( $question->post_title ) ) . '" size="25" class="widefat" />';
881 
-						    	$html .= '</div>';
882 
-
883 
-						    	// Question description
884 
-						    	$html .= '<div>';
885 
-							    	$html .= '<label for="question_' . $question_counter . '_desc">' . __( 'Question Description (optional):', 'woothemes-sensei' ) . '</label> ';
886 
-						    	$html .= '</div>';
887 
-							    	$html .= '<textarea id="question_' . $question_counter . '_desc" name="question_description" class="widefat" rows="4">' . esc_textarea( $question->post_content ) . '</textarea>';
888 
-
889 
-						    	// Question grade
890 
-						    	$html .= '<div>';
891 
-							    	$html .= '<label for="question_' . $question_counter . '_grade">' . __( 'Question grade:', 'woothemes-sensei' ) . '</label> ';
892 
-							    	$html .= '<input type="number" id="question_' . $question_counter . '_grade" class="question_grade small-text" name="question_grade" min="0" value="' . $question_grade . '" />';
893 
-						    	$html .= '</div>';
894 
-
895 
-						    	// Random order
896 
-						    	if( $question_type == 'multiple-choice' ) {
897 
-						    		$html .= '<div>';
898 
-						    			$html .= '<label for="' . $question_counter . '_random_order"><input type="checkbox" name="random_order" class="random_order" id="' . $question_counter . '_random_order" value="yes" ' . checked( $random_order, 'yes', false ) . ' /> ' . __( 'Randomise answer order', 'woothemes-sensei' ) . '</label>';
899 
-						    		$html .= '</div>';
900 
-						    	}
901 
-
902 
-						    	// Question media
903 
-						    	$html .= '<div>';
904 
-							    	$html .= '<label for="question_' . $question_counter . '_media_button">' . __( 'Question media:', 'woothemes-sensei' ) . '</label><br/>';
905 
-							    	$html .= '<button id="question_' . $question_counter . '_media_button" class="upload_media_file_button button-secondary" data-uploader_title="' . __( 'Add file to question', 'woothemes-sensei' ) . '" data-uploader_button_text="' . __( 'Add to question', 'woothemes-sensei' ) . '">' . $question_media_add_button . '</button>';
906 
-							    	$html .= '<button id="question_' . $question_counter . '_media_button_delete" class="delete_media_file_button button-secondary ' . $question_media_delete_class . '">' . __( 'Delete file', 'woothemes-sensei' ) . '</button><br/>';
907 
-							    	$html .= '<span id="question_' . $question_counter . '_media_link" class="question_media_link ' . $question_media_link_class . '">' . $question_media_link . '</span>';
908 
-							    	$html .= '<br/><img id="question_' . $question_counter . '_media_preview" class="question_media_preview ' . $question_media_thumb_class . '" src="' . $question_media_thumb . '" /><br/>';
909 
-							    	$html .= '<input type="hidden" id="question_' . $question_counter . '_media" class="question_media" name="question_media" value="' . $question_media . '" />';
910 
-						    	$html .= '</div>';
911 
-
912 
-						    $html .= '</div>';
913 
-
914 
-						    $html .= $this->quiz_panel_question_field( $question_type, $question_id, $question_counter );
915 
-
916 
-						    $html .= '<input type="hidden" id="question_' . $question_counter . '_question_type" class="question_type" name="question_type" value="' . $question_type . '" />';
875 
+							$html .= '<div class="question_required_fields">';
876 
+
877 
+								// Question title
878 
+								$html .= '<div>';
879 
+									$html .= '<label for="question_' . $question_counter . '">' . __( 'Question:', 'woothemes-sensei' ) . '</label> ';
880 
+									$html .= '<input type="text" id="question_' . $question_counter . '" name="question" value="' . esc_attr( htmlspecialchars( $question->post_title ) ) . '" size="25" class="widefat" />';
881 
+								$html .= '</div>';
882 
+
883 
+								// Question description
884 
+								$html .= '<div>';
885 
+									$html .= '<label for="question_' . $question_counter . '_desc">' . __( 'Question Description (optional):', 'woothemes-sensei' ) . '</label> ';
886 
+								$html .= '</div>';
887 
+									$html .= '<textarea id="question_' . $question_counter . '_desc" name="question_description" class="widefat" rows="4">' . esc_textarea( $question->post_content ) . '</textarea>';
888 
+
889 
+								// Question grade
890 
+								$html .= '<div>';
891 
+									$html .= '<label for="question_' . $question_counter . '_grade">' . __( 'Question grade:', 'woothemes-sensei' ) . '</label> ';
892 
+									$html .= '<input type="number" id="question_' . $question_counter . '_grade" class="question_grade small-text" name="question_grade" min="0" value="' . $question_grade . '" />';
893 
+								$html .= '</div>';
894 
+
895 
+								// Random order
896 
+								if( $question_type == 'multiple-choice' ) {
897 
+									$html .= '<div>';
898 
+										$html .= '<label for="' . $question_counter . '_random_order"><input type="checkbox" name="random_order" class="random_order" id="' . $question_counter . '_random_order" value="yes" ' . checked( $random_order, 'yes', false ) . ' /> ' . __( 'Randomise answer order', 'woothemes-sensei' ) . '</label>';
899 
+									$html .= '</div>';
900 
+								}
901 
+
902 
+								// Question media
903 
+								$html .= '<div>';
904 
+									$html .= '<label for="question_' . $question_counter . '_media_button">' . __( 'Question media:', 'woothemes-sensei' ) . '</label><br/>';
905 
+									$html .= '<button id="question_' . $question_counter . '_media_button" class="upload_media_file_button button-secondary" data-uploader_title="' . __( 'Add file to question', 'woothemes-sensei' ) . '" data-uploader_button_text="' . __( 'Add to question', 'woothemes-sensei' ) . '">' . $question_media_add_button . '</button>';
906 
+									$html .= '<button id="question_' . $question_counter . '_media_button_delete" class="delete_media_file_button button-secondary ' . $question_media_delete_class . '">' . __( 'Delete file', 'woothemes-sensei' ) . '</button><br/>';
907 
+									$html .= '<span id="question_' . $question_counter . '_media_link" class="question_media_link ' . $question_media_link_class . '">' . $question_media_link . '</span>';
908 
+									$html .= '<br/><img id="question_' . $question_counter . '_media_preview" class="question_media_preview ' . $question_media_thumb_class . '" src="' . $question_media_thumb . '" /><br/>';
909 
+									$html .= '<input type="hidden" id="question_' . $question_counter . '_media" class="question_media" name="question_media" value="' . $question_media . '" />';
910 
+								$html .= '</div>';
911 
+
912 
+							$html .= '</div>';
913 
+
914 
+							$html .= $this->quiz_panel_question_field( $question_type, $question_id, $question_counter );
915 
+
916 
+							$html .= '<input type="hidden" id="question_' . $question_counter . '_question_type" class="question_type" name="question_type" value="' . $question_type . '" />';
917 917 
 							$html .= '<input type="hidden" name="question_id" class="row_question_id" id="question_' . $question_counter . '_id" value="' . $question_id . '" />';
918 918
919 919 
 							if( 'quiz' == $context ) {
920 
-					    		$html .= '<div class="update-question">';
921 
-						    		$html .= '<a href="#question-edit-cancel" class="lesson_question_cancel" title="' . esc_attr( __( 'Cancel', 'woothemes-sensei' ) ) . '">' . __( 'Cancel', 'woothemes-sensei' ) . '</a> ';
922 
-						    		$html .= '<a title="' . esc_attr( __( 'Update Question', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="question_table_save button button-highlighted">' . esc_html( __( 'Update', 'woothemes-sensei' ) ) . '</a>';
923 
-					    		$html .= '</div>';
924 
-					    	}
920 
+								$html .= '<div class="update-question">';
921 
+									$html .= '<a href="#question-edit-cancel" class="lesson_question_cancel" title="' . esc_attr( __( 'Cancel', 'woothemes-sensei' ) ) . '">' . __( 'Cancel', 'woothemes-sensei' ) . '</a> ';
922 
+									$html .= '<a title="' . esc_attr( __( 'Update Question', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="question_table_save button button-highlighted">' . esc_html( __( 'Update', 'woothemes-sensei' ) ) . '</a>';
923 
+								$html .= '</div>';
924 
+							}
925 925
926 
-			    		$html .= '</td>';
926 
+						$html .= '</td>';
927 927 
 					$html .= '</tr>';
928 928 
 				}
929 929 
 
@@ -944,20 +944,20 @@  discard block
 
 block discarded – undo
944 944 
 			$question_cats = get_terms( 'question-category', array( 'hide_empty' => false ) );
945 945
946 946 
 			if( 'quiz' == $context ) {
947 
-	    		$html .= '<h2 class="nav-tab-wrapper add-question-tabs">';
948 
-	    			$html .= '<a id="tab-new" class="nav-tab nav-tab-active">' . __( 'New Question'  , 'woothemes-sensei' ) . '</a>';
949 
-	    			$html .= '<a id="tab-existing" class="nav-tab">' . __( 'Existing Questions'  , 'woothemes-sensei' ) . '</a>';
950 
-                    if ( ! empty( $question_cats ) && ! is_wp_error( $question_cats )  && ! Sensei()->teacher->is_admin_teacher() ) {
951 
-	    				$html .= '<a id="tab-multiple" class="nav-tab">' . __( 'Category Questions'  , 'woothemes-sensei' ) . '</a>';
952 
-	    			}
953 
-	    		$html .= '</h2>';
954 
-	    	}
947 
+				$html .= '<h2 class="nav-tab-wrapper add-question-tabs">';
948 
+					$html .= '<a id="tab-new" class="nav-tab nav-tab-active">' . __( 'New Question'  , 'woothemes-sensei' ) . '</a>';
949 
+					$html .= '<a id="tab-existing" class="nav-tab">' . __( 'Existing Questions'  , 'woothemes-sensei' ) . '</a>';
950 
+					if ( ! empty( $question_cats ) && ! is_wp_error( $question_cats )  && ! Sensei()->teacher->is_admin_teacher() ) {
951 
+						$html .= '<a id="tab-multiple" class="nav-tab">' . __( 'Category Questions'  , 'woothemes-sensei' ) . '</a>';
952 
+					}
953 
+				$html .= '</h2>';
954 
+			}
955 955
956 
-	    	$html .= '<div class="tab-content" id="tab-new-content">';
956 
+			$html .= '<div class="tab-content" id="tab-new-content">';
957 957
958 
-	    		if( 'quiz' == $context ) {
959 
-	    			$html .= '<p><em>' . sprintf( __( 'Add a new question to this quiz - your question will also be added to the %1$squestion bank%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit.php?post_type=question' ) . '">', '</a>' ) . '</em></p>';
960 
-	    		}
958 
+				if( 'quiz' == $context ) {
959 
+					$html .= '<p><em>' . sprintf( __( 'Add a new question to this quiz - your question will also be added to the %1$squestion bank%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit.php?post_type=question' ) . '">', '</a>' ) . '</em></p>';
960 
+				}
961 961
962 962 
 				$html .= '<div class="question">';
963 963 
 					$html .= '<div class="question_required_fields">';
 
@@ -999,18 +999,18 @@  discard block
 
 block discarded – undo
999 999
1000 1000 
 						// Random order
1001 1001 
 						$html .= '<p class="add_question_random_order">';
1002 
-			    			$html .= '<label for="add_random_order"><input type="checkbox" name="random_order" class="random_order" id="add_random_order" value="yes" checked="checked" /> ' . __( 'Randomise answer order', 'woothemes-sensei' ) . '</label>';
1003 
-			    		$html .= '</p>';
1002 
+							$html .= '<label for="add_random_order"><input type="checkbox" name="random_order" class="random_order" id="add_random_order" value="yes" checked="checked" /> ' . __( 'Randomise answer order', 'woothemes-sensei' ) . '</label>';
1003 
+						$html .= '</p>';
1004 1004
1005 
-			    		// Question media
1005 
+						// Question media
1006 1006 
 						$html .= '<p>';
1007 
-					    	$html .= '<label for="question_add_new_media_button">' . __( 'Question media:', 'woothemes-sensei' ) . '</label><br/>';
1008 
-					    	$html .= '<button id="question_add_new_media_button" class="upload_media_file_button button-secondary" data-uploader_title="' . __( 'Add file to question', 'woothemes-sensei' ) . '" data-uploader_button_text="' . __( 'Add to question', 'woothemes-sensei' ) . '">' . __( 'Add file', 'woothemes-sensei' ) . '</button>';
1009 
-					    	$html .= '<button id="question_add_new_media_button_delete" class="delete_media_file_button button-secondary hidden">' . __( 'Delete file', 'woothemes-sensei' ) . '</button><br/>';
1010 
-					    	$html .= '<span id="question_add_new_media_link" class="question_media_link hidden"></span>';
1011 
-					    	$html .= '<br/><img id="question_add_new_media_preview" class="question_media_preview hidden" src="" /><br/>';
1012 
-					    	$html .= '<input type="hidden" id="question_add_new_media" class="question_media" name="question_media" value="" />';
1013 
-				    	$html .= '</p>';
1007 
+							$html .= '<label for="question_add_new_media_button">' . __( 'Question media:', 'woothemes-sensei' ) . '</label><br/>';
1008 
+							$html .= '<button id="question_add_new_media_button" class="upload_media_file_button button-secondary" data-uploader_title="' . __( 'Add file to question', 'woothemes-sensei' ) . '" data-uploader_button_text="' . __( 'Add to question', 'woothemes-sensei' ) . '">' . __( 'Add file', 'woothemes-sensei' ) . '</button>';
1009 
+							$html .= '<button id="question_add_new_media_button_delete" class="delete_media_file_button button-secondary hidden">' . __( 'Delete file', 'woothemes-sensei' ) . '</button><br/>';
1010 
+							$html .= '<span id="question_add_new_media_link" class="question_media_link hidden"></span>';
1011 
+							$html .= '<br/><img id="question_add_new_media_preview" class="question_media_preview hidden" src="" /><br/>';
1012 
+							$html .= '<input type="hidden" id="question_add_new_media" class="question_media" name="question_media" value="" />';
1013 
+						$html .= '</p>';
1014 1014
1015 1015 
 					$html .= '</div>';
1016 1016 
 				$html .= '</div>';
 
@@ -1021,19 +1021,19 @@  discard block
 
 block discarded – undo
1021 1021
1022 1022 
 				if( 'quiz' == $context ) {
1023 1023 
 					$html .= '<div class="add-question">';
1024 
-			    		$html .= '<a title="' . esc_attr( __( 'Add Question', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="add_question_save button button-primary button-highlighted">' . esc_html( __( 'Add Question', 'woothemes-sensei' ) ) . '</a>';
1025 
-		    		$html .= '</div>';
1026 
-		    	}
1024 
+						$html .= '<a title="' . esc_attr( __( 'Add Question', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="add_question_save button button-primary button-highlighted">' . esc_html( __( 'Add Question', 'woothemes-sensei' ) ) . '</a>';
1025 
+					$html .= '</div>';
1026 
+				}
1027 1027
1028 
-		    $html .= '</div>';
1028 
+			$html .= '</div>';
1029 1029
1030 
-		    if( 'quiz' == $context ) {
1030 
+			if( 'quiz' == $context ) {
1031 1031
1032 
-			    $html .= '<div class="tab-content hidden" id="tab-existing-content">';
1032 
+				$html .= '<div class="tab-content hidden" id="tab-existing-content">';
1033 1033
1034 
-			    	$html .= '<p><em>' . sprintf( __( 'Add an existing question to this quiz from the %1$squestion bank%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit.php?post_type=question' ) . '">', '</a>' ) . '</em></p>';
1034 
+					$html .= '<p><em>' . sprintf( __( 'Add an existing question to this quiz from the %1$squestion bank%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit.php?post_type=question' ) . '">', '</a>' ) . '</em></p>';
1035 1035
1036 
-			    	$html .= '<div id="existing-filters" class="alignleft actions">
1036 
+					$html .= '<div id="existing-filters" class="alignleft actions">
1037 1037 
 			    				<select id="existing-status">
1038 1038 
 			    					<option value="all">' . __( 'All', 'woothemes-sensei' ) . '</option>
1039 1039 
 			    					<option value="unused">' . __( 'Unused', 'woothemes-sensei' ) . '</option>
 
@@ -1041,23 +1041,23 @@  discard block
 
 block discarded – undo
1041 1041 
 			    				</select>
1042 1042 
 			    				<select id="existing-type">
1043 1043 
 			    					<option value="">' . __( 'All Types', 'woothemes-sensei' ) . '</option>';
1044 
-							    	foreach ( $question_types as $type => $label ) {
1044 
+									foreach ( $question_types as $type => $label ) {
1045 1045 
 										$html .= '<option value="' . esc_attr( $type ) . '">' . esc_html( $label ) . '</option>';
1046 1046 
 									}
1047 
-    				$html .= '</select>
1047 
+					$html .= '</select>
1048 1048 
     							<select id="existing-category">
1049 1049 
 			    					<option value="">' . __( 'All Categories', 'woothemes-sensei' ) . '</option>';
1050 
-				    				foreach( $question_cats as $cat ) {
1050 
+									foreach( $question_cats as $cat ) {
1051 1051 
 										$html .= '<option value="' . esc_attr( $cat->slug ) . '">' . esc_html( $cat->name ) . '</option>';
1052 1052 
 									}
1053 
-    				$html .= '</select>
1053 
+					$html .= '</select>
1054 1054 
     							<input type="text" id="existing-search" placeholder="' . __( 'Search', 'woothemes-sensei' ) . '" />
1055 1055 
     							<a class="button" id="existing-filter-button">' . __( 'Filter', 'woothemes-sensei' ) . '</a>
1056 1056 
 			    			</div>';
1057 1057
1058 
-			    	$html .= '<table id="existing-table" class="widefat">';
1058 
+					$html .= '<table id="existing-table" class="widefat">';
1059 1059
1060 
-			    		$html .= '<thead>
1060 
+						$html .= '<thead>
1061 1061 
 									    <tr>
1062 1062 
 									        <th scope="col" class="column-cb check-column"><input type="checkbox" /></th>
1063 1063 
 									        <th scope="col">' . __( 'Question', 'woothemes-sensei' ) . '</th>
 
@@ -1085,28 +1085,28 @@  discard block
 
 block discarded – undo
1085 1085
1086 1086 
 						$html .= '</tbody>';
1087 1087
1088 
-			    	$html .= '</table>';
1088 
+					$html .= '</table>';
1089 1089
1090 
-			    	$next_class = '';
1091 
-			    	if( $questions['count'] <= 10 ) {
1092 
-			    		$next_class = 'hidden';
1093 
-			    	}
1090 
+					$next_class = '';
1091 
+					if( $questions['count'] <= 10 ) {
1092 
+						$next_class = 'hidden';
1093 
+					}
1094 1094
1095 
-			    	$html .= '<div id="existing-pagination">';
1096 
-			    		$html .= '<input type="hidden" id="existing-page" value="1" />';
1097 
-			    		$html .= '<a class="prev no-paging">&larr; ' . __( 'Previous', 'woothemes-sensei') . '</a> <a class="next ' . esc_attr( $next_class ) . '">' . __( 'Next', 'woothemes-sensei') . ' &rarr;</a>';
1098 
-			    	$html .= '</div>';
1095 
+					$html .= '<div id="existing-pagination">';
1096 
+						$html .= '<input type="hidden" id="existing-page" value="1" />';
1097 
+						$html .= '<a class="prev no-paging">&larr; ' . __( 'Previous', 'woothemes-sensei') . '</a> <a class="next ' . esc_attr( $next_class ) . '">' . __( 'Next', 'woothemes-sensei') . ' &rarr;</a>';
1098 
+					$html .= '</div>';
1099 1099
1100 
-			    	$html .= '<div class="existing-actions">';
1101 
-			    		$html .= '<a title="' . esc_attr( __( 'Add Selected Question(s)', 'woothemes-sensei' ) ) . '" class="add_existing_save button button-primary button-highlighted">' . esc_html( __( 'Add Selected Question(s)', 'woothemes-sensei' ) ) . '</a></p>';
1102 
-			    	$html .= '</div>';
1100 
+					$html .= '<div class="existing-actions">';
1101 
+						$html .= '<a title="' . esc_attr( __( 'Add Selected Question(s)', 'woothemes-sensei' ) ) . '" class="add_existing_save button button-primary button-highlighted">' . esc_html( __( 'Add Selected Question(s)', 'woothemes-sensei' ) ) . '</a></p>';
1102 
+					$html .= '</div>';
1103 1103
1104 
-			    $html .= '</div>';
1104 
+				$html .= '</div>';
1105 1105
1106 
-			    if ( ! empty( $question_cats ) && ! is_wp_error( $question_cats ) ) {
1107 
-				    $html .= '<div class="tab-content hidden" id="tab-multiple-content">';
1106 
+				if ( ! empty( $question_cats ) && ! is_wp_error( $question_cats ) ) {
1107 
+					$html .= '<div class="tab-content hidden" id="tab-multiple-content">';
1108 1108
1109 
-				    	$html .= '<p><em>' . sprintf( __( 'Add any number of questions from a specified category. Edit your question categories %1$shere%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit-tags.php?taxonomy=question-category&post_type=question' ) . '">', '</a>' ) . '</em></p>';
1109 
+						$html .= '<p><em>' . sprintf( __( 'Add any number of questions from a specified category. Edit your question categories %1$shere%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit-tags.php?taxonomy=question-category&post_type=question' ) . '">', '</a>' ) . '</em></p>';
1110 1110
1111 1111 
 						$html .= '<p><select id="add-multiple-question-category-options" name="multiple_category" class="chosen_select widefat question-category-select">' . "\n";
1112 1112 
 						$html .= '<option value="">' . __( 'Select a Question Category', 'woothemes-sensei' ) . '</option>' . "\n";
 
@@ -1119,7 +1119,7 @@  discard block
 
 block discarded – undo
1119 1119
1120 1120 
 						$html .= '<a title="' . esc_attr( __( 'Add Question(s)', 'woothemes-sensei' ) ) . '" class="add_multiple_save button button-primary button-highlighted">' . esc_html( __( 'Add Question(s)', 'woothemes-sensei' ) ) . '</a></p>';
1121 1121
1122 
-				    $html .= '</div>';
1122 
+					$html .= '</div>';
1123 1123 
 				}
1124 1124 
 			}
1125 1125 
 
@@ -1192,14 +1192,14 @@  discard block
 
 block discarded – undo
1192 1192
1193 1193 
 		$qry = new WP_Query( $args );
1194 1194
1195 
-        /**
1196 
-         * Filter existing questions query
1197 
-         *
1198 
-         * @since 1.8.0
1199 
-         *
1200 
-         * @param WP_Query $wp_query
1201 
-         */
1202 
-        $qry = apply_filters( 'sensei_existing_questions_query_results', $qry );
1195 
+		/**
1196 
+		 * Filter existing questions query
1197 
+		 *
1198 
+		 * @since 1.8.0
1199 
+		 *
1200 
+		 * @param WP_Query $wp_query
1201 
+		 */
1202 
+		$qry = apply_filters( 'sensei_existing_questions_query_results', $qry );
1203 1203
1204 1204 
 		$questions['questions'] = $qry->posts;
1205 1205 
 		$questions['count'] = intval( $qry->found_posts );
 
@@ -1214,14 +1214,14 @@  discard block
 
 block discarded – undo
1214 1214
1215 1215 
 		if( ! $question_id ) {
1216 1216
1217 
-            return;
1217 
+			return;
1218 1218
1219 
-        }
1219 
+		}
1220 1220
1221 1221 
 		$existing_class = '';
1222 1222 
 		if( $row % 2 ) {
1223 
-            $existing_class = 'alternate';
1224 
-        }
1223 
+			$existing_class = 'alternate';
1224 
+		}
1225 1225
1226 1226 
 		$question_type = Sensei()->question->get_question_type( $question_id );
1227 1227 
 
@@ -1355,67 +1355,67 @@  discard block
 
 block discarded – undo
1355 1355 
 							}
1356 1356 
 						}
1357 1357
1358 
-				    	// Calculate total wrong answers available (defaults to 4)
1359 
-				    	$total_wrong = 0;
1360 
-				    	if( $question_id ) {
1361 
-				    		$total_wrong = get_post_meta( $question_id, '_wrong_answer_count', true );
1362 
-				    	}
1363 
-				    	if( 0 == intval( $total_wrong ) ) {
1364 
-				    		$total_wrong = 1;
1365 
-				    	}
1358 
+						// Calculate total wrong answers available (defaults to 4)
1359 
+						$total_wrong = 0;
1360 
+						if( $question_id ) {
1361 
+							$total_wrong = get_post_meta( $question_id, '_wrong_answer_count', true );
1362 
+						}
1363 
+						if( 0 == intval( $total_wrong ) ) {
1364 
+							$total_wrong = 1;
1365 
+						}
1366 1366
1367 
-                        // Setup Wrong Answer HTML
1368 
-                        foreach ( $wrong_answers as $i => $answer ){
1367 
+						// Setup Wrong Answer HTML
1368 
+						foreach ( $wrong_answers as $i => $answer ){
1369 1369
1370 
-                            $answer_id = $this->get_answer_id( $answer );
1371 
-                            $wrong_answer = '<label class="answer" for="question_' . $question_counter . '_wrong_answer_' . $i . '"><span>' . __( 'Wrong:' , 'woothemes-sensei' ) ;
1372 
-                            $wrong_answer .= '</span> <input rel="' . esc_attr( $answer_id ) . '" type="text" id="question_' . $question_counter . '_wrong_answer_' . $i ;
1373 
-                            $wrong_answer .= '" name="question_wrong_answers[]" value="' . esc_attr( $answer ) . '" size="25" class="question_answer widefat" /> <a class="remove_answer_option"></a></label>';
1374 
-                            if( $question_id ) {
1370 
+							$answer_id = $this->get_answer_id( $answer );
1371 
+							$wrong_answer = '<label class="answer" for="question_' . $question_counter . '_wrong_answer_' . $i . '"><span>' . __( 'Wrong:' , 'woothemes-sensei' ) ;
1372 
+							$wrong_answer .= '</span> <input rel="' . esc_attr( $answer_id ) . '" type="text" id="question_' . $question_counter . '_wrong_answer_' . $i ;
1373 
+							$wrong_answer .= '" name="question_wrong_answers[]" value="' . esc_attr( $answer ) . '" size="25" class="question_answer widefat" /> <a class="remove_answer_option"></a></label>';
1374 
+							if( $question_id ) {
1375 1375
1376 
-                                $answers[ $answer_id ] = $wrong_answer;
1376 
+								$answers[ $answer_id ] = $wrong_answer;
1377 1377
1378 
-                            } else {
1378 
+							} else {
1379 1379
1380 
-                                $answers[] = $wrong_answer;
1380 
+								$answers[] = $wrong_answer;
1381 1381
1382 
-                            }
1382 
+							}
1383 1383
1384 
-                        } // end for each
1384 
+						} // end for each
1385 1385
1386 
-				    	$answers_sorted = $answers;
1387 
-				    	if( $question_id && count( $answer_order ) > 0 ) {
1388 
-				    		$answers_sorted = array();
1389 
-				    		foreach( $answer_order as $answer_id ) {
1390 
-				    			if( isset( $answers[ $answer_id ] ) ) {
1391 
-				    				$answers_sorted[ $answer_id ] = $answers[ $answer_id ];
1392 
-				    				unset( $answers[ $answer_id ] );
1393 
-				    			}
1394 
-				    		}
1386 
+						$answers_sorted = $answers;
1387 
+						if( $question_id && count( $answer_order ) > 0 ) {
1388 
+							$answers_sorted = array();
1389 
+							foreach( $answer_order as $answer_id ) {
1390 
+								if( isset( $answers[ $answer_id ] ) ) {
1391 
+									$answers_sorted[ $answer_id ] = $answers[ $answer_id ];
1392 
+									unset( $answers[ $answer_id ] );
1393 
+								}
1394 
+							}
1395 1395
1396 
-				    		if( count( $answers ) > 0 ) {
1397 
-						    	foreach( $answers as $id => $answer ) {
1398 
-						    		$answers_sorted[ $id ] = $answer;
1399 
-						    	}
1400 
-						    }
1401 
-				    	}
1396 
+							if( count( $answers ) > 0 ) {
1397 
+								foreach( $answers as $id => $answer ) {
1398 
+									$answers_sorted[ $id ] = $answer;
1399 
+								}
1400 
+							}
1401 
+						}
1402 1402
1403 1403 
 						foreach( $answers_sorted as $id => $answer ) {
1404 
-				    		$html .= $answer;
1405 
-				    	}
1404 
+							$html .= $answer;
1405 
+						}
1406 1406
1407 
-				    	$html .= '<input type="hidden" class="answer_order" name="answer_order" value="' . $answer_order_string . '" />';
1408 
-				    	$html .= '<span class="hidden right_answer_count">' . $total_right . '</span>';
1409 
-				    	$html .= '<span class="hidden wrong_answer_count">' . $total_wrong . '</span>';
1407 
+						$html .= '<input type="hidden" class="answer_order" name="answer_order" value="' . $answer_order_string . '" />';
1408 
+						$html .= '<span class="hidden right_answer_count">' . $total_right . '</span>';
1409 
+						$html .= '<span class="hidden wrong_answer_count">' . $total_wrong . '</span>';
1410 1410
1411 
-				    	$html .= '<div class="add_answer_options">';
1412 
-					    	$html .= '<a class="add_right_answer_option add_answer_option button" rel="' . $question_counter . '">' . __( 'Add right answer', 'woothemes-sensei' ) . '</a>';
1413 
-					    	$html .= '<a class="add_wrong_answer_option add_answer_option button" rel="' . $question_counter . '">' . __( 'Add wrong answer', 'woothemes-sensei' ) . '</a>';
1414 
-				    	$html .= '</div>';
1411 
+						$html .= '<div class="add_answer_options">';
1412 
+							$html .= '<a class="add_right_answer_option add_answer_option button" rel="' . $question_counter . '">' . __( 'Add right answer', 'woothemes-sensei' ) . '</a>';
1413 
+							$html .= '<a class="add_wrong_answer_option add_answer_option button" rel="' . $question_counter . '">' . __( 'Add wrong answer', 'woothemes-sensei' ) . '</a>';
1414 
+						$html .= '</div>';
1415 1415
1416 
-                        $html .= $this->quiz_panel_question_feedback( $question_counter, $question_id , 'multiple-choice' );
1416 
+						$html .= $this->quiz_panel_question_feedback( $question_counter, $question_id , 'multiple-choice' );
1417 1417
1418 
-			    	$html .= '</div>';
1418 
+					$html .= '</div>';
1419 1419 
 				break;
1420 1420 
 				case 'boolean':
1421 1421 
 					$html .= '<div class="question_boolean_fields ' . $question_class . '">';
 
@@ -1428,7 +1428,7 @@  discard block
 
 block discarded – undo
1428 1428 
 						$html .= '<label for="question_' . $question_id . '_boolean_true"><input id="question_' . $question_id . '_boolean_true" type="radio" name="' . $field_name . '" value="true" '. checked( $right_answer, 'true', false ) . ' /> ' . __( 'True', 'woothemes-sensei' ) . '</label>';
1429 1429 
 						$html .= '<label for="question_' . $question_id . '_boolean_false"><input id="question_' . $question_id . '_boolean_false" type="radio" name="' . $field_name . '" value="false" '. checked( $right_answer, 'false', false ) . ' /> ' . __( 'False', 'woothemes-sensei' ) . '</label>';
1430 1430
1431 
-                    $html .= $this->quiz_panel_question_feedback( $question_counter, $question_id, 'boolean' );
1431 
+					$html .= $this->quiz_panel_question_feedback( $question_counter, $question_id, 'boolean' );
1432 1432
1433 1433 
 					$html .= '</div>';
1434 1434 
 				break;
 
@@ -1503,17 +1503,17 @@  discard block
 
 block discarded – undo
1503 1503
1504 1504 
 	public function quiz_panel_question_feedback( $question_counter = 0, $question_id = 0, $question_type = '' ) {
1505 1505
1506 
-        // default field name
1507 
-        $field_name = 'answer_feedback';
1508 
-        if( 'boolean' == $question_type ){
1506 
+		// default field name
1507 
+		$field_name = 'answer_feedback';
1508 
+		if( 'boolean' == $question_type ){
1509 1509
1510 
-            $field_name = 'answer_feedback_boolean';
1510 
+			$field_name = 'answer_feedback_boolean';
1511 1511
1512 
-        }elseif( 'multiple-choice' == $question_type ){
1512 
+		}elseif( 'multiple-choice' == $question_type ){
1513 1513
1514 
-            $field_name = 'answer_feedback_multiple_choice';
1514 
+			$field_name = 'answer_feedback_multiple_choice';
1515 1515
1516 
-        }// end if
1516 
+		}// end if
1517 1517
1518 1518 
 		if( $question_counter ) {
1519 1519 
 			$field_name = 'answer_' . $question_counter . '_feedback';
 
@@ -1718,15 +1718,15 @@  discard block
 
 block discarded – undo
1718 1718 
 			$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
1719 1719
1720 1720 
 			// Load the lessons script
1721 
-            wp_enqueue_media();
1721 
+			wp_enqueue_media();
1722 1722 
 			wp_enqueue_script( 'sensei-lesson-metadata', Sensei()->plugin_url . 'assets/js/lesson-metadata' . $suffix . '.js', array( 'jquery', 'sensei-core-select2' ,'jquery-ui-sortable' ), Sensei()->version, true );
1723 1723 
 			wp_enqueue_script( 'sensei-lesson-chosen', Sensei()->plugin_url . 'assets/chosen/chosen.jquery' . $suffix . '.js', array( 'jquery' ), Sensei()->version, true );
1724 1724 
 			wp_enqueue_script( 'sensei-chosen-ajax', Sensei()->plugin_url . 'assets/chosen/ajax-chosen.jquery' . $suffix . '.js', array( 'jquery', 'sensei-lesson-chosen' ), Sensei()->version, true );
1725 1725
1726 
-            // Load the bulk edit screen script
1727 
-            if( 'edit.php' == $hook && 'lesson'==$_GET['post_type'] ) {
1728 
-                wp_enqueue_script( 'sensei-lessons-bulk-edit', Sensei()->plugin_url . 'assets/js/admin/lesson-bulk-edit' . $suffix . '.js', array( 'jquery' ), Sensei()->version , true);
1729 
-            }
1726 
+			// Load the bulk edit screen script
1727 
+			if( 'edit.php' == $hook && 'lesson'==$_GET['post_type'] ) {
1728 
+				wp_enqueue_script( 'sensei-lessons-bulk-edit', Sensei()->plugin_url . 'assets/js/admin/lesson-bulk-edit' . $suffix . '.js', array( 'jquery' ), Sensei()->version , true);
1729 
+			}
1730 1730
1731 1731 
 			// Localise script
1732 1732 
 			$translation_strings = array( 'right_colon' => __( 'Right:', 'woothemes-sensei' ), 'wrong_colon' => __( 'Wrong:', 'woothemes-sensei' ), 'add_file' => __( 'Add file', 'woothemes-sensei' ), 'change_file' => __( 'Change file', 'woothemes-sensei' ), 'confirm_remove' => __( 'Are you sure you want to remove this question?', 'woothemes-sensei' ), 'confirm_remove_multiple' => __( 'Are you sure you want to remove these questions?', 'woothemes-sensei' ), 'too_many_for_cat' => __( 'You have selected more questions than this category contains - please reduce the number of questions that you are adding.', 'woothemes-sensei' ) );
 
@@ -1827,7 +1827,7 @@  discard block
 
 block discarded – undo
1827 1827 
 			$nonce = esc_html( $_POST['lesson_add_course_nonce'] );
1828 1828 
 		} // End If Statement
1829 1829 
 		if ( ! wp_verify_nonce( $nonce, 'lesson_add_course_nonce' )
1830 
-            || ! current_user_can( 'edit_lessons' ) ) {
1830 
+			|| ! current_user_can( 'edit_lessons' ) ) {
1831 1831 
 			die('');
1832 1832 
 		} // End If Statement
1833 1833 
 		// Parse POST data
 
@@ -1856,7 +1856,7 @@  discard block
 
 block discarded – undo
1856 1856 
 			$nonce = esc_html( $_POST['lesson_update_question_nonce'] );
1857 1857 
 		} // End If Statement
1858 1858 
 		if ( ! wp_verify_nonce( $nonce, 'lesson_update_question_nonce' )
1859 
-            ||  ! current_user_can( 'edit_questions' )) {
1859 
+			||  ! current_user_can( 'edit_questions' )) {
1860 1860
1861 1861 
 			die('');
1862 1862 
 
@@ -1909,7 +1909,7 @@  discard block
 
 block discarded – undo
1909 1909 
 		} // End If Statement
1910 1910
1911 1911 
 		if( ! wp_verify_nonce( $nonce, 'lesson_add_multiple_questions_nonce' )
1912 
-            || ! current_user_can( 'edit_lessons' ) ) {
1912 
+			|| ! current_user_can( 'edit_lessons' ) ) {
1913 1913 
 			die( $return );
1914 1914 
 		} // End If Statement
1915 1915 
 
@@ -1965,7 +1965,7 @@  discard block
 
 block discarded – undo
1965 1965 
 		} // End If Statement
1966 1966
1967 1967 
 		if( ! wp_verify_nonce( $nonce, 'lesson_remove_multiple_questions_nonce' )
1968 
-        || ! current_user_can( 'edit_lessons' ) ) {
1968 
+		|| ! current_user_can( 'edit_lessons' ) ) {
1969 1969 
 			die('');
1970 1970 
 		} // End If Statement
1971 1971 
 
@@ -2012,7 +2012,7 @@  discard block
 
 block discarded – undo
2012 2012 
 		} // End If Statement
2013 2013
2014 2014 
 		if( ! wp_verify_nonce( $nonce, 'lesson_add_existing_questions_nonce' )
2015 
-        || ! current_user_can( 'edit_lessons' ) ) {
2015 
+		|| ! current_user_can( 'edit_lessons' ) ) {
2016 2016 
 			die('');
2017 2017 
 		} // End If Statement
2018 2018 
 
@@ -2037,12 +2037,12 @@  discard block
 
 block discarded – undo
2037 2037
2038 2038 
 					$quizzes = get_post_meta( $question_id, '_quiz_id', false );
2039 2039 
 					if( ! in_array( $quiz_id, $quizzes ) ) {
2040 
-			    		add_post_meta( $question_id, '_quiz_id', $quiz_id, false );
2040 
+						add_post_meta( $question_id, '_quiz_id', $quiz_id, false );
2041 2041 
 						$lesson_id = get_post_meta( $quiz_id, '_quiz_lesson', true );
2042 2042 
 						update_post_meta( $lesson_id, '_quiz_has_questions', '1' );
2043 
-			    	}
2043 
+					}
2044 2044
2045 
-			    	add_post_meta( $question_id, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $question_count );
2045 
+					add_post_meta( $question_id, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $question_count );
2046 2046 
 					$question_type = Sensei()->question->get_question_type( $question_id );
2047 2047
2048 2048 
 					$return .= $this->quiz_panel_question( $question_type, $question_count, $question_id );
 
@@ -2064,7 +2064,7 @@  discard block
 
 block discarded – undo
2064 2064 
 		} // End If Statement
2065 2065
2066 2066 
 		if ( ! wp_verify_nonce( $nonce, 'lesson_update_grade_type_nonce' )
2067 
-        || ! current_user_can( 'edit_lessons' ) ) {
2067 
+		|| ! current_user_can( 'edit_lessons' ) ) {
2068 2068
2069 2069 
 			die('');
2070 2070 
 
@@ -2084,8 +2084,8 @@  discard block
 
 block discarded – undo
2084 2084 
 			$nonce = esc_html( $_POST['lesson_update_question_order_nonce'] );
2085 2085 
 		} // End If Statement
2086 2086
2087 
-        if ( ! wp_verify_nonce( $nonce, 'lesson_update_question_order_nonce' )
2088 
-            ||! current_user_can( 'edit_lessons' ) ) {
2087 
+		if ( ! wp_verify_nonce( $nonce, 'lesson_update_question_order_nonce' )
2088 
+			||! current_user_can( 'edit_lessons' ) ) {
2089 2089 
 			die('');
2090 2090 
 		} // End If Statement
2091 2091 
 
@@ -2111,7 +2111,7 @@  discard block
 
 block discarded – undo
2111 2111 
 			$nonce = esc_html( $_POST['lesson_update_question_order_random_nonce'] );
2112 2112 
 		} // End If Statement
2113 2113 
 		if ( ! wp_verify_nonce( $nonce, 'lesson_update_question_order_random_nonce' )
2114 
-            || ! current_user_can( 'edit_lessons' ) ) {
2114 
+			|| ! current_user_can( 'edit_lessons' ) ) {
2115 2115
2116 2116 
 			die('');
2117 2117 
 
@@ -2161,34 +2161,34 @@  discard block
 
 block discarded – undo
2161 2161 
 		$post_content = $course_content;
2162 2162 
 		// Course Query Arguments
2163 2163 
 		$post_type_args = array(	'post_content' => $post_content,
2164 
-  		    						'post_status' => $post_status,
2165 
-  		    						'post_title' => $post_title,
2166 
-  		    						'post_type' => $post_type
2167 
-  		    						);
2164 
+  									'post_status' => $post_status,
2165 
+  									'post_title' => $post_title,
2166 
+  									'post_type' => $post_type
2167 
+  									);
2168 2168 
   		// Only save if there is a valid title
2169 2169 
   		if ( $post_title != '' ) {
2170 
-  		    // Check for prerequisite courses & product id
2171 
-  		    $course_prerequisite_id = absint( $data[ 'course_prerequisite' ] );
2172 
-  		    $course_woocommerce_product_id = absint( $data[ 'course_woocommerce_product' ] );
2173 
-  		    $course_category_id = absint( $data[ 'course_category' ] );
2174 
-  		    if ( 0 == $course_woocommerce_product_id ) { $course_woocommerce_product_id = '-'; }
2175 
-  		    // Insert or Update the Lesson Quiz
2176 
-		    if ( 0 < $course_id ) {
2177 
-		    	$post_type_args[ 'ID' ] = $course_id;
2178 
-		    	$course_id = wp_update_post($post_type_args);
2179 
-		    	update_post_meta( $course_id, '_course_prerequisite', $course_prerequisite_id );
2180 
-		    	update_post_meta( $course_id, '_course_woocommerce_product', $course_woocommerce_product_id );
2181 
-		    	if ( 0 < $course_category_id ) {
2182 
-		    		wp_set_object_terms( $course_id, $course_category_id, 'course-category' );
2183 
-		    	} // End If Statement
2184 
-		    } else {
2185 
-		    	$course_id = wp_insert_post($post_type_args);
2186 
-		    	add_post_meta( $course_id, '_course_prerequisite', $course_prerequisite_id );
2187 
-		    	add_post_meta( $course_id, '_course_woocommerce_product', $course_woocommerce_product_id );
2188 
-		    	if ( 0 < $course_category_id ) {
2189 
-		    		wp_set_object_terms( $course_id, $course_category_id, 'course-category' );
2190 
-		    	} // End If Statement
2191 
-		    } // End If Statement
2170 
+  			// Check for prerequisite courses & product id
2171 
+  			$course_prerequisite_id = absint( $data[ 'course_prerequisite' ] );
2172 
+  			$course_woocommerce_product_id = absint( $data[ 'course_woocommerce_product' ] );
2173 
+  			$course_category_id = absint( $data[ 'course_category' ] );
2174 
+  			if ( 0 == $course_woocommerce_product_id ) { $course_woocommerce_product_id = '-'; }
2175 
+  			// Insert or Update the Lesson Quiz
2176 
+			if ( 0 < $course_id ) {
2177 
+				$post_type_args[ 'ID' ] = $course_id;
2178 
+				$course_id = wp_update_post($post_type_args);
2179 
+				update_post_meta( $course_id, '_course_prerequisite', $course_prerequisite_id );
2180 
+				update_post_meta( $course_id, '_course_woocommerce_product', $course_woocommerce_product_id );
2181 
+				if ( 0 < $course_category_id ) {
2182 
+					wp_set_object_terms( $course_id, $course_category_id, 'course-category' );
2183 
+				} // End If Statement
2184 
+			} else {
2185 
+				$course_id = wp_insert_post($post_type_args);
2186 
+				add_post_meta( $course_id, '_course_prerequisite', $course_prerequisite_id );
2187 
+				add_post_meta( $course_id, '_course_woocommerce_product', $course_woocommerce_product_id );
2188 
+				if ( 0 < $course_category_id ) {
2189 
+					wp_set_object_terms( $course_id, $course_category_id, 'course-category' );
2190 
+				} // End If Statement
2191 
+			} // End If Statement
2192 2192 
 		} // End If Statement
2193 2193 
   		// Check that the insert or update saved by testing the post id
2194 2194 
   		if ( 0 < $course_id ) {
 
@@ -2279,17 +2279,17 @@  discard block
 
 block discarded – undo
2279 2279 
 		$answer_feedback = '';
2280 2280 
 		if ( isset( $data[ 'answer_feedback_boolean' ] ) && !empty( $data[ 'answer_feedback_boolean' ] ) ) {
2281 2281
2282 
-            $answer_feedback = $data[ 'answer_feedback_boolean' ];
2282 
+			$answer_feedback = $data[ 'answer_feedback_boolean' ];
2283 2283
2284 2284 
 		}elseif( isset( $data[ 'answer_feedback_multiple_choice' ] ) && !empty( $data[ 'answer_feedback_multiple_choice' ] ) ){
2285 2285
2286 
-            $answer_feedback = $data[ 'answer_feedback_multiple_choice' ];
2286 
+			$answer_feedback = $data[ 'answer_feedback_multiple_choice' ];
2287 2287
2288 
-        }elseif( isset( $data[ 'answer_feedback' ] )  ){
2288 
+		}elseif( isset( $data[ 'answer_feedback' ] )  ){
2289 2289
2290 
-            $answer_feedback = $data[ 'answer_feedback' ];
2290 
+			$answer_feedback = $data[ 'answer_feedback' ];
2291 2291
2292 
-        } // End If Statement
2292 
+		} // End If Statement
2293 2293
2294 2294 
 		$post_title = $question_text;
2295 2295 
 		$post_author = $data[ 'post_author' ];
 
@@ -2304,10 +2304,10 @@  discard block
 
 block discarded – undo
2304 2304 
 		}
2305 2305 
 		// Question Query Arguments
2306 2306 
 		$post_type_args = array(	'post_content' => $post_content,
2307 
-  		    						'post_status' => $post_status,
2308 
-  		    						'post_title' => $post_title,
2309 
-  		    						'post_type' => $post_type
2310 
-  		    						);
2307 
+  									'post_status' => $post_status,
2308 
+  									'post_title' => $post_title,
2309 
+  									'post_type' => $post_type
2310 
+  									);
2311 2311
2312 2312 
   		// Remove empty values and reindex the array
2313 2313 
   		if ( is_array( $question_right_answers ) && 0 < count($question_right_answers) ) {
 
@@ -2343,14 +2343,14 @@  discard block
 
 block discarded – undo
2343 2343 
   		if ( $post_title != '' ) {
2344 2344
2345 2345 
   			// Get Quiz ID for the question
2346 
-  		    $quiz_id = $data['quiz_id'];
2346 
+  			$quiz_id = $data['quiz_id'];
2347 2347
2348 
-  		    // Get question media
2348 
+  			// Get question media
2349 2349 
 			$question_media = $data['question_media'];
2350 2350
2351 
-  		    // Get answer order
2352 
-  		    $answer_order = '';
2353 
-  		    if( isset( $data['answer_order'] ) ) {
2351 
+  			// Get answer order
2352 
+  			$answer_order = '';
2353 
+  			if( isset( $data['answer_order'] ) ) {
2354 2354 
 				$answer_order = $data['answer_order'];
2355 2355 
 			}
2356 2356 
 
@@ -2360,38 +2360,38 @@  discard block
 
 block discarded – undo
2360 2360 
 				$random_order = $data['random_order'];
2361 2361 
 			}
2362 2362
2363 
-  		    // Insert or Update the question
2364 
-  		    if ( 0 < $question_id ) {
2365 
-
2366 
-  		    	$post_type_args[ 'ID' ] = $question_id;
2367 
-		    	$question_id = wp_update_post( $post_type_args );
2368 
-
2369 
-		    	// Update poast meta
2370 
-		    	if( 'quiz' == $context ) {
2371 
-		    		$quizzes = get_post_meta( $question_id, '_quiz_id', false );
2372 
-		    		if( ! in_array( $quiz_id, $quizzes ) ) {
2373 
-			    		add_post_meta( $question_id, '_quiz_id', $quiz_id, false );
2374 
-			    	}
2375 
-		    	}
2376 
-
2377 
-		    	update_post_meta( $question_id, '_question_grade', $question_grade );
2378 
-		    	update_post_meta( $question_id, '_question_right_answer', $question_right_answer );
2379 
-		    	update_post_meta( $question_id, '_right_answer_count', $right_answer_count );
2380 
-		    	update_post_meta( $question_id, '_question_wrong_answers', $question_wrong_answers );
2381 
-		    	update_post_meta( $question_id, '_wrong_answer_count', $wrong_answer_count );
2382 
-		    	update_post_meta( $question_id, '_question_media', $question_media );
2383 
-		    	update_post_meta( $question_id, '_answer_order', $answer_order );
2384 
-		    	update_post_meta( $question_id, '_random_order', $random_order );
2385 
-
2386 
-		    	if( 'quiz' != $context ) {
2387 
-		    		wp_set_post_terms( $question_id, array( $question_type ), 'question-type', false );
2388 
-		    	}
2363 
+  			// Insert or Update the question
2364 
+  			if ( 0 < $question_id ) {
2365 
+
2366 
+  				$post_type_args[ 'ID' ] = $question_id;
2367 
+				$question_id = wp_update_post( $post_type_args );
2368 
+
2369 
+				// Update poast meta
2370 
+				if( 'quiz' == $context ) {
2371 
+					$quizzes = get_post_meta( $question_id, '_quiz_id', false );
2372 
+					if( ! in_array( $quiz_id, $quizzes ) ) {
2373 
+						add_post_meta( $question_id, '_quiz_id', $quiz_id, false );
2374 
+					}
2375 
+				}
2376 
+
2377 
+				update_post_meta( $question_id, '_question_grade', $question_grade );
2378 
+				update_post_meta( $question_id, '_question_right_answer', $question_right_answer );
2379 
+				update_post_meta( $question_id, '_right_answer_count', $right_answer_count );
2380 
+				update_post_meta( $question_id, '_question_wrong_answers', $question_wrong_answers );
2381 
+				update_post_meta( $question_id, '_wrong_answer_count', $wrong_answer_count );
2382 
+				update_post_meta( $question_id, '_question_media', $question_media );
2383 
+				update_post_meta( $question_id, '_answer_order', $answer_order );
2384 
+				update_post_meta( $question_id, '_random_order', $random_order );
2385 
+
2386 
+				if( 'quiz' != $context ) {
2387 
+					wp_set_post_terms( $question_id, array( $question_type ), 'question-type', false );
2388 
+				}
2389 2389 
 				// Don't store empty value, no point
2390 2390 
 				if ( !empty($answer_feedback) ) {
2391 2391 
 					update_post_meta( $question_id, '_answer_feedback', $answer_feedback );
2392 2392 
 				}
2393 2393
2394 
-		    } else {
2394 
+			} else {
2395 2395 
 				$question_id = wp_insert_post( $post_type_args );
2396 2396 
 				$question_count = intval( $data['question_count'] );
2397 2397 
 				++$question_count;
 
@@ -2404,29 +2404,29 @@  discard block
 
 block discarded – undo
2404 2404 
 				}
2405 2405
2406 2406 
 				if( isset( $question_grade ) ) {
2407 
-		    		add_post_meta( $question_id, '_question_grade', $question_grade );
2408 
-		    	}
2409 
-		    	add_post_meta( $question_id, '_question_right_answer', $question_right_answer );
2410 
-		    	add_post_meta( $question_id, '_right_answer_count', $right_answer_count );
2411 
-		    	add_post_meta( $question_id, '_question_wrong_answers', $question_wrong_answers );
2412 
-		    	add_post_meta( $question_id, '_wrong_answer_count', $wrong_answer_count );
2413 
-		    	add_post_meta( $question_id, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $question_count );
2414 
-		    	add_post_meta( $question_id, '_question_media', $question_media );
2415 
-		    	add_post_meta( $question_id, '_answer_order', $answer_order );
2416 
-		    	add_post_meta( $question_id, '_random_order', $random_order );
2407 
+					add_post_meta( $question_id, '_question_grade', $question_grade );
2408 
+				}
2409 
+				add_post_meta( $question_id, '_question_right_answer', $question_right_answer );
2410 
+				add_post_meta( $question_id, '_right_answer_count', $right_answer_count );
2411 
+				add_post_meta( $question_id, '_question_wrong_answers', $question_wrong_answers );
2412 
+				add_post_meta( $question_id, '_wrong_answer_count', $wrong_answer_count );
2413 
+				add_post_meta( $question_id, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $question_count );
2414 
+				add_post_meta( $question_id, '_question_media', $question_media );
2415 
+				add_post_meta( $question_id, '_answer_order', $answer_order );
2416 
+				add_post_meta( $question_id, '_random_order', $random_order );
2417 2417 
 				// Don't store empty value, no point
2418 2418 
 				if ( !empty($answer_feedback) ) {
2419 2419 
 					add_post_meta( $question_id, '_answer_feedback', $answer_feedback );
2420 2420 
 				}
2421 2421
2422 
-		    	// Set the post terms for question-type
2423 
-			    wp_set_post_terms( $question_id, array( $question_type ), 'question-type' );
2422 
+				// Set the post terms for question-type
2423 
+				wp_set_post_terms( $question_id, array( $question_type ), 'question-type' );
2424 2424
2425 
-			    if( $question_category ) {
2426 
-	    			wp_set_post_terms( $question_id, array( $question_category ), 'question-category' );
2427 
-	    		}
2425 
+				if( $question_category ) {
2426 
+					wp_set_post_terms( $question_id, array( $question_category ), 'question-category' );
2427 
+				}
2428 2428
2429 
-		    } // End If Statement
2429 
+			} // End If Statement
2430 2430 
 		} // End If Statement
2431 2431 
   		// Check that the insert or update saved by testing the post id
2432 2432 
   		if ( 0 < $question_id ) {
 
@@ -2475,7 +2475,7 @@  discard block
 
 block discarded – undo
2475 2475 
 	public function lesson_complexities() {
2476 2476
2477 2477 
 		// V2 - make filter for this array
2478 
-        $lesson_complexities = array( 	'easy' => __( 'Easy', 'woothemes-sensei' ),
2478 
+		$lesson_complexities = array( 	'easy' => __( 'Easy', 'woothemes-sensei' ),
2479 2479 
 									'std' => __( 'Standard', 'woothemes-sensei' ),
2480 2480 
 									'hard' => __( 'Hard', 'woothemes-sensei' )
2481 2481 
 									);
 
@@ -2542,14 +2542,14 @@  discard block
 
 block discarded – undo
2542 2542 
 		$post_args = array(	'post_type' 		=> 'quiz',
2543 2543 
 							'posts_per_page' 		=> 1,
2544 2544 
 							'orderby'         	=> 'title',
2545 
-    						'order'           	=> 'DESC',
2546 
-    						'post_parent'      	=> $lesson_id,
2547 
-    						'post_status'		=> $post_status,
2545 
+							'order'           	=> 'DESC',
2546 
+							'post_parent'      	=> $lesson_id,
2547 
+							'post_status'		=> $post_status,
2548 2548 
 							'suppress_filters' 	=> 0,
2549 2549 
 							'fields'            => $fields
2550 2550 
 							);
2551 2551 
 		$posts_array = get_posts( $post_args );
2552 
-        $quiz_id = array_shift($posts_array);
2552 
+		$quiz_id = array_shift($posts_array);
2553 2553
2554 2554 
 		return $quiz_id;
2555 2555 
 	} // End lesson_quizzes()
 
@@ -2557,34 +2557,34 @@  discard block
 
 block discarded – undo
2557 2557
2558 2558 
 	/**
2559 2559 
 	 * Fetches all the questions for a quiz depending on certain conditions.
2560 
-     *
2561 
-     * Determine which questions should be shown depending on:
2562 
-     * - admin/teacher selected questions to be shown
2563 
-     * - questions shown to a user previously (saved as asked questions)
2564 
-     * - limit number of questions lesson setting
2565 2560 
 	 *
2566 
-     * @since 1.0
2561 
+	 * Determine which questions should be shown depending on:
2562 
+	 * - admin/teacher selected questions to be shown
2563 
+	 * - questions shown to a user previously (saved as asked questions)
2564 
+	 * - limit number of questions lesson setting
2565 
+	 *
2566 
+	 * @since 1.0
2567 2567 
 	 * @param int $quiz_id (default: 0)
2568 2568 
 	 * @param string $post_status (default: 'publish')
2569 2569 
 	 * @param string $orderby (default: 'meta_value_num title')
2570 2570 
 	 * @param string $order (default: 'ASC')
2571 
-     *
2571 
+	 *
2572 2572 
 	 * @return array $questions { $question type WP_Post }
2573 2573 
 	 */
2574 2574 
 	public function lesson_quiz_questions( $quiz_id = 0, $post_status = 'any', $orderby = 'meta_value_num title', $order = 'ASC' ) {
2575 2575
2576 2576 
 		$quiz_id = (string) $quiz_id;
2577 
-        $quiz_lesson_id = Sensei()->quiz->get_lesson_id( $quiz_id );
2577 
+		$quiz_lesson_id = Sensei()->quiz->get_lesson_id( $quiz_id );
2578 2578
2579 
-        // setup the user id
2580 
-        if( is_admin() ) {
2581 
-            $user_id = isset( $_GET['user'] ) ? $_GET['user'] : '' ;
2582 
-        } else {
2583 
-            $user_id = get_current_user_id();
2584 
-        }
2579 
+		// setup the user id
2580 
+		if( is_admin() ) {
2581 
+			$user_id = isset( $_GET['user'] ) ? $_GET['user'] : '' ;
2582 
+		} else {
2583 
+			$user_id = get_current_user_id();
2584 
+		}
2585 2585
2586 
-        // get the users current status on the lesson
2587 
-        $user_lesson_status = Sensei_Utils::user_lesson_status( $quiz_lesson_id, $user_id );
2586 
+		// get the users current status on the lesson
2587 
+		$user_lesson_status = Sensei_Utils::user_lesson_status( $quiz_lesson_id, $user_id );
2588 2588
2589 2589 
 		// Set the default question order if it has not already been set for this quiz
2590 2590 
 		$this->set_default_question_order( $quiz_id );
 
@@ -2614,14 +2614,14 @@  discard block
 
 block discarded – undo
2614 2614 
 			'suppress_filters' 	=> 0
2615 2615 
 		);
2616 2616
2617 
-        //query the questions
2617 
+		//query the questions
2618 2618 
 		$questions_query = new WP_Query( $question_query_args );
2619 2619
2620 
-        // Set return array to initially include all items
2621 
-        $questions = $questions_query->posts;
2620 
+		// Set return array to initially include all items
2621 
+		$questions = $questions_query->posts;
2622 2622
2623 
-        // set the questions array that will be manipulated within this function
2624 
-        $questions_array = $questions_query->posts;
2623 
+		// set the questions array that will be manipulated within this function
2624 
+		$questions_array = $questions_query->posts;
2625 2625
2626 2626 
 		// If viewing quiz on frontend or in grading then only single questions must be shown
2627 2627 
 		$selected_questions = false;
 
@@ -2734,36 +2734,36 @@  discard block
 
 block discarded – undo
2734 2734 
 			}
2735 2735 
 		}
2736 2736
2737 
-        // Save the questions that will be asked for the current user
2738 
-        // this happens only once per user/quiz, unless the user resets the quiz
2739 
-        if( ! is_admin() ){
2737 
+		// Save the questions that will be asked for the current user
2738 
+		// this happens only once per user/quiz, unless the user resets the quiz
2739 
+		if( ! is_admin() ){
2740 2740
2741 
-            if( $user_lesson_status ) {
2741 
+			if( $user_lesson_status ) {
2742 2742
2743 
-                $questions_asked = get_comment_meta($user_lesson_status->comment_ID, 'questions_asked', true);
2744 
-                if ( empty($questions_asked) && $user_lesson_status) {
2743 
+				$questions_asked = get_comment_meta($user_lesson_status->comment_ID, 'questions_asked', true);
2744 
+				if ( empty($questions_asked) && $user_lesson_status) {
2745 2745
2746 
-                    $questions_asked = array();
2747 
-                    foreach ($questions as $question) {
2746 
+					$questions_asked = array();
2747 
+					foreach ($questions as $question) {
2748 2748
2749 
-                        $questions_asked[] = $question->ID;
2749 
+						$questions_asked[] = $question->ID;
2750 2750
2751 
-                    }
2751 
+					}
2752 2752
2753 
-                    // save the questions asked id
2754 
-                    $questions_asked_csv = implode(',', $questions_asked);
2755 
-                    update_comment_meta($user_lesson_status->comment_ID, 'questions_asked', $questions_asked_csv);
2753 
+					// save the questions asked id
2754 
+					$questions_asked_csv = implode(',', $questions_asked);
2755 
+					update_comment_meta($user_lesson_status->comment_ID, 'questions_asked', $questions_asked_csv);
2756 2756
2757 
-                }
2758 
-            }
2759 
-        }
2757 
+				}
2758 
+			}
2759 
+		}
2760 2760
2761 
-        /**
2762 
-         * Filter the questions returned by Sensei_Lesson::lessons_quiz_questions
2763 
-         *
2764 
-         * @hooked Sensei_Teacher::allow_teacher_access_to_questions
2765 
-         * @since 1.8.0
2766 
-         */
2761 
+		/**
2762 
+		 * Filter the questions returned by Sensei_Lesson::lessons_quiz_questions
2763 
+		 *
2764 
+		 * @hooked Sensei_Teacher::allow_teacher_access_to_questions
2765 
+		 * @since 1.8.0
2766 
+		 */
2767 2767 
 		return apply_filters( 'sensei_lesson_quiz_questions', $questions,  $quiz_id  );
2768 2768
2769 2769 
 	} // End lesson_quiz_questions()
 
@@ -2867,7 +2867,7 @@  discard block
 
 block discarded – undo
2867 2867 
  			// Display Image Placeholder if none
2868 2868 
 			if ( Sensei()->settings->settings[ 'placeholder_images_enable' ] ) {
2869 2869
2870 
-                $img_url = apply_filters( 'sensei_lesson_placeholder_image_url', '<img src="http://placehold.it/' . $width . 'x' . $height . '" class="woo-image thumbnail alignleft" />' );
2870 
+				$img_url = apply_filters( 'sensei_lesson_placeholder_image_url', '<img src="http://placehold.it/' . $width . 'x' . $height . '" class="woo-image thumbnail alignleft" />' );
2871 2871
2872 2872 
 			} // End If Statement
2873 2873 
 
@@ -2879,418 +2879,418 @@  discard block
 
 block discarded – undo
2879 2879
2880 2880 
 	} // End lesson_image()
2881 2881
2882 
-    /**
2883 
-     * Ooutpu the lesson image
2884 
-     *
2885 
-     * @since 1.9.0
2886 
-     * @param integer $lesson_id
2887 
-     */
2888 
-    public static function the_lesson_image( $lesson_id = 0 ){
2882 
+	/**
2883 
+	 * Ooutpu the lesson image
2884 
+	 *
2885 
+	 * @since 1.9.0
2886 
+	 * @param integer $lesson_id
2887 
+	 */
2888 
+	public static function the_lesson_image( $lesson_id = 0 ){
2889 2889
2890 
-        echo Sensei()->lesson->lesson_image( $lesson_id );
2890 
+		echo Sensei()->lesson->lesson_image( $lesson_id );
2891 2891
2892 
-    }
2892 
+	}
2893 2893
2894 2894 
 	/**
2895 2895 
 	 * Returns the the lesson excerpt.
2896 2896 
 	 *
2897 2897 
 	 * @param WP_Post $lesson
2898 
-     * @param bool $add_p_tags should the excerpt be wrapped by calling wpautop()
2898 
+	 * @param bool $add_p_tags should the excerpt be wrapped by calling wpautop()
2899 2899 
 	 * @return string
2900 2900 
 	 */
2901 2901 
 	public static function lesson_excerpt( $lesson = null, $add_p_tags = true ) {
2902 2902 
 		$html = '';
2903 2903 
 		if ( is_a( $lesson, 'WP_Post' ) && 'lesson' == $lesson->post_type ) {
2904 2904
2905 
-            $excerpt =  $lesson->post_excerpt;
2905 
+			$excerpt =  $lesson->post_excerpt;
2906 2906
2907 
-            // if $add_p_tags true wrap with <p> else return the excerpt as is
2908 
-            $html =  $add_p_tags ? wpautop( $excerpt ) : $excerpt;
2907 
+			// if $add_p_tags true wrap with <p> else return the excerpt as is
2908 
+			$html =  $add_p_tags ? wpautop( $excerpt ) : $excerpt;
2909 2909
2910 2910 
 		}
2911 2911 
 		return apply_filters( 'sensei_lesson_excerpt', $html );
2912 2912
2913 2913 
 	} // End lesson_excerpt()
2914 2914
2915 
-    /**
2916 
-     * Returns the course for a given lesson
2917 
-     *
2918 
-     * @since 1.7.4
2919 
-     * @access public
2920 
-     *
2921 
-     * @param int $lesson_id
2922 
-     * @return int|bool $course_id or bool when nothing is found.
2923 
-     */
2924 
-     public function get_course_id( $lesson_id ){
2925 
-
2926 
-         if( ! isset( $lesson_id ) || empty( $lesson_id )
2927 
-         ||  'lesson' != get_post_type( $lesson_id ) ){
2928 
-             return false;
2929 
-         }
2930 
-
2931 
-         $lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true);
2932 
-
2933 
-         // make sure the course id is valid
2934 
-         if( empty( $lesson_course_id )
2935 
-             || is_array( $lesson_course_id )
2936 
-             || intval( $lesson_course_id ) < 1
2937 
-             || 'course' != get_post_type( $lesson_course_id ) ){
2938 
-
2939 
-             return false;
2940 
-
2941 
-         }
2942 
-
2943 
-         return $lesson_course_id;
2944 
-
2945 
-     }// en get_course_id
2946 
-
2947 
-    /**
2948 
-     * Add the admin all lessons screen edit options.
2949 
-     *
2950 
-     * The fields in this function work for both quick and bulk edit. The ID attributes is used
2951 
-     * by bulk edit javascript in the front end to retrieve the new values set byt the user. Then
2952 
-     * name attribute is will be used by the quick edit and submitted via standard POST. This
2953 
-     * will use this classes save_post_meta function to save the new field data.
2954 
-     *
2955 
-     * @hooked quick_edit_custom_box
2956 
-     * @hooked bulk_edit_custom_box
2957 
-     *
2958 
-     * @since 1.8.0
2959 
-     *
2960 
-     * @param string $column_name
2961 
-     * @param string $post_type
2962 
-     * @return void
2963 
-     */
2964 
-    public function all_lessons_edit_fields( $column_name, $post_type ) {
2965 
-
2966 
-        // only show these options ont he lesson post type edit screen
2967 
-        if( 'lesson' != $post_type || 'lesson-course' != $column_name
2968 
-            || ! current_user_can( 'edit_lessons' ) ) {
2969 
-            return;
2970 
-        }
2971 
-
2972 
-        ?>
2915 
+	/**
2916 
+	 * Returns the course for a given lesson
2917 
+	 *
2918 
+	 * @since 1.7.4
2919 
+	 * @access public
2920 
+	 *
2921 
+	 * @param int $lesson_id
2922 
+	 * @return int|bool $course_id or bool when nothing is found.
2923 
+	 */
2924 
+	 public function get_course_id( $lesson_id ){
2925 
+
2926 
+		 if( ! isset( $lesson_id ) || empty( $lesson_id )
2927 
+		 ||  'lesson' != get_post_type( $lesson_id ) ){
2928 
+			 return false;
2929 
+		 }
2930 
+
2931 
+		 $lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true);
2932 
+
2933 
+		 // make sure the course id is valid
2934 
+		 if( empty( $lesson_course_id )
2935 
+			 || is_array( $lesson_course_id )
2936 
+			 || intval( $lesson_course_id ) < 1
2937 
+			 || 'course' != get_post_type( $lesson_course_id ) ){
2938 
+
2939 
+			 return false;
2940 
+
2941 
+		 }
2942 
+
2943 
+		 return $lesson_course_id;
2944 
+
2945 
+	 }// en get_course_id
2946 
+
2947 
+	/**
2948 
+	 * Add the admin all lessons screen edit options.
2949 
+	 *
2950 
+	 * The fields in this function work for both quick and bulk edit. The ID attributes is used
2951 
+	 * by bulk edit javascript in the front end to retrieve the new values set byt the user. Then
2952 
+	 * name attribute is will be used by the quick edit and submitted via standard POST. This
2953 
+	 * will use this classes save_post_meta function to save the new field data.
2954 
+	 *
2955 
+	 * @hooked quick_edit_custom_box
2956 
+	 * @hooked bulk_edit_custom_box
2957 
+	 *
2958 
+	 * @since 1.8.0
2959 
+	 *
2960 
+	 * @param string $column_name
2961 
+	 * @param string $post_type
2962 
+	 * @return void
2963 
+	 */
2964 
+	public function all_lessons_edit_fields( $column_name, $post_type ) {
2965 
+
2966 
+		// only show these options ont he lesson post type edit screen
2967 
+		if( 'lesson' != $post_type || 'lesson-course' != $column_name
2968 
+			|| ! current_user_can( 'edit_lessons' ) ) {
2969 
+			return;
2970 
+		}
2971 
+
2972 
+		?>
2973 2973 
         <fieldset class="sensei-edit-field-set inline-edit-lesson">
2974 2974 
             <div class="sensei-inline-edit-col column-<?php echo $column_name ?>">
2975 2975 
                     <?php
2976 
-                    echo '<h4>' . __('Lesson Information', 'woothemes-sensei') . '</h4>';
2977 
-                    // create a nonce field to be  used as a security measure when saving the data
2978 
-                    wp_nonce_field( 'bulk-edit-lessons', '_edit_lessons_nonce' );
2979 
-                    wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce'  );
2980 
-
2981 
-                    // unchanged option - we need this in because
2982 
-                    // the default option in bulk edit should not be empty. If it is
2983 
-                    // the user will erase data they didn't want to touch.
2984 
-                    $no_change_text = '-- ' . __('No Change', 'woothemes-sensei') . ' --';
2985 
-
2986 
-                    //
2987 
-                    //course selection
2988 
-                    //
2989 
-                    $courses =  WooThemes_Sensei_Course::get_all_courses();
2990 
-                    $course_options = array();
2991 
-                    if ( count( $courses ) > 0 ) {
2992 
-                        foreach ($courses as $course ){
2993 
-                            $course_options[ $course->ID ] = get_the_title( $course->ID );
2994 
-                        }
2995 
-                    }
2996 
-                    //pre-append the no change option
2997 
-                    $course_options['-1']=  $no_change_text;
2998 
-                    $course_attributes = array( 'name'=> 'lesson_course', 'id'=>'sensei-edit-lesson-course' , 'class'=>' ' );
2999 
-                    $course_field =  Sensei_Utils::generate_drop_down( '-1', $course_options, $course_attributes );
3000 
-                    echo $this->generate_all_lessons_edit_field( __('Lesson Course', 'woothemes-sensei'),   $course_field  );
3001 
-
3002 
-                    //
3003 
-                    // lesson complexity selection
3004 
-                    //
3005 
-                    $lesson_complexities =  $this->lesson_complexities();
3006 
-                    //pre-append the no change option
3007 
-                    $lesson_complexities['-1']=  $no_change_text;
3008 
-                    $complexity_dropdown_attributes = array( 'name'=> 'lesson_complexity', 'id'=>'sensei-edit-lesson-complexity' , 'class'=>' ');
3009 
-                    $complexity_filed =  Sensei_Utils::generate_drop_down( '-1', $lesson_complexities, $complexity_dropdown_attributes );
3010 
-                    echo $this->generate_all_lessons_edit_field( __('Lesson Complexity', 'woothemes-sensei'),   $complexity_filed  );
3011 
-
3012 
-                    ?>
2976 
+					echo '<h4>' . __('Lesson Information', 'woothemes-sensei') . '</h4>';
2977 
+					// create a nonce field to be  used as a security measure when saving the data
2978 
+					wp_nonce_field( 'bulk-edit-lessons', '_edit_lessons_nonce' );
2979 
+					wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce'  );
2980 
+
2981 
+					// unchanged option - we need this in because
2982 
+					// the default option in bulk edit should not be empty. If it is
2983 
+					// the user will erase data they didn't want to touch.
2984 
+					$no_change_text = '-- ' . __('No Change', 'woothemes-sensei') . ' --';
2985 
+
2986 
+					//
2987 
+					//course selection
2988 
+					//
2989 
+					$courses =  WooThemes_Sensei_Course::get_all_courses();
2990 
+					$course_options = array();
2991 
+					if ( count( $courses ) > 0 ) {
2992 
+						foreach ($courses as $course ){
2993 
+							$course_options[ $course->ID ] = get_the_title( $course->ID );
2994 
+						}
2995 
+					}
2996 
+					//pre-append the no change option
2997 
+					$course_options['-1']=  $no_change_text;
2998 
+					$course_attributes = array( 'name'=> 'lesson_course', 'id'=>'sensei-edit-lesson-course' , 'class'=>' ' );
2999 
+					$course_field =  Sensei_Utils::generate_drop_down( '-1', $course_options, $course_attributes );
3000 
+					echo $this->generate_all_lessons_edit_field( __('Lesson Course', 'woothemes-sensei'),   $course_field  );
3001 
+
3002 
+					//
3003 
+					// lesson complexity selection
3004 
+					//
3005 
+					$lesson_complexities =  $this->lesson_complexities();
3006 
+					//pre-append the no change option
3007 
+					$lesson_complexities['-1']=  $no_change_text;
3008 
+					$complexity_dropdown_attributes = array( 'name'=> 'lesson_complexity', 'id'=>'sensei-edit-lesson-complexity' , 'class'=>' ');
3009 
+					$complexity_filed =  Sensei_Utils::generate_drop_down( '-1', $lesson_complexities, $complexity_dropdown_attributes );
3010 
+					echo $this->generate_all_lessons_edit_field( __('Lesson Complexity', 'woothemes-sensei'),   $complexity_filed  );
3011 
+
3012 
+					?>
3013 3013
3014 3014 
                     <h4><?php _e('Quiz Settings', 'woothemes-sensei'); ?> </h4>
3015 3015
3016 3016 
                     <?php
3017 3017
3018 
-                    //
3019 
-                    // Lesson require pass to complete
3020 
-                    //
3021 
-                    $pass_required_options = array(
3022 
-                        '-1' => $no_change_text,
3023 
-                         '0' => __('No','woothemes'),
3024 
-                         '1' => __('Yes','woothemes'),
3025 
-                    );
3026 
-
3027 
-                    $pass_required_select_attributes = array( 'name'=> 'pass_required',
3028 
-                                                                'id'=> 'sensei-edit-lesson-pass-required',
3029 
-                                                                'class'=>' '   );
3030 
-                    $require_pass_field =  Sensei_Utils::generate_drop_down( '-1', $pass_required_options, $pass_required_select_attributes, false );
3031 
-                    echo $this->generate_all_lessons_edit_field( __('Pass required', 'woothemes-sensei'),   $require_pass_field  );
3032 
-
3033 
-                    //
3034 
-                    // Quiz pass percentage
3035 
-                    //
3036 
-                    $quiz_pass_percentage_field = '<input name="quiz_passmark" id="sensei-edit-quiz-pass-percentage" type="number" />';
3037 
-                    echo $this->generate_all_lessons_edit_field( __('Pass Percentage', 'woothemes-sensei'), $quiz_pass_percentage_field  );
3038 
-
3039 
-                    //
3040 
-                    // Enable quiz reset button
3041 
-                    //
3042 
-                    $quiz_reset_select__options = array(
3043 
-                        '-1' => $no_change_text,
3044 
-                        '0' => __('No','woothemes'),
3045 
-                        '1' => __('Yes','woothemes'),
3046 
-                    );
3047 
-                    $quiz_reset_name_id = 'sensei-edit-enable-quiz-reset';
3048 
-                    $quiz_reset_select_attributes = array( 'name'=> 'enable_quiz_reset', 'id'=>$quiz_reset_name_id, 'class'=>' ' );
3049 
-                    $quiz_reset_field =  Sensei_Utils::generate_drop_down( '-1', $quiz_reset_select__options, $quiz_reset_select_attributes, false );
3050 
-                    echo $this->generate_all_lessons_edit_field( __('Enable quiz reset button', 'woothemes-sensei'), $quiz_reset_field  );
3051 
-
3052 
-                    ?>
3018 
+					//
3019 
+					// Lesson require pass to complete
3020 
+					//
3021 
+					$pass_required_options = array(
3022 
+						'-1' => $no_change_text,
3023 
+						 '0' => __('No','woothemes'),
3024 
+						 '1' => __('Yes','woothemes'),
3025 
+					);
3026 
+
3027 
+					$pass_required_select_attributes = array( 'name'=> 'pass_required',
3028 
+																'id'=> 'sensei-edit-lesson-pass-required',
3029 
+																'class'=>' '   );
3030 
+					$require_pass_field =  Sensei_Utils::generate_drop_down( '-1', $pass_required_options, $pass_required_select_attributes, false );
3031 
+					echo $this->generate_all_lessons_edit_field( __('Pass required', 'woothemes-sensei'),   $require_pass_field  );
3032 
+
3033 
+					//
3034 
+					// Quiz pass percentage
3035 
+					//
3036 
+					$quiz_pass_percentage_field = '<input name="quiz_passmark" id="sensei-edit-quiz-pass-percentage" type="number" />';
3037 
+					echo $this->generate_all_lessons_edit_field( __('Pass Percentage', 'woothemes-sensei'), $quiz_pass_percentage_field  );
3038 
+
3039 
+					//
3040 
+					// Enable quiz reset button
3041 
+					//
3042 
+					$quiz_reset_select__options = array(
3043 
+						'-1' => $no_change_text,
3044 
+						'0' => __('No','woothemes'),
3045 
+						'1' => __('Yes','woothemes'),
3046 
+					);
3047 
+					$quiz_reset_name_id = 'sensei-edit-enable-quiz-reset';
3048 
+					$quiz_reset_select_attributes = array( 'name'=> 'enable_quiz_reset', 'id'=>$quiz_reset_name_id, 'class'=>' ' );
3049 
+					$quiz_reset_field =  Sensei_Utils::generate_drop_down( '-1', $quiz_reset_select__options, $quiz_reset_select_attributes, false );
3050 
+					echo $this->generate_all_lessons_edit_field( __('Enable quiz reset button', 'woothemes-sensei'), $quiz_reset_field  );
3051 
+
3052 
+					?>
3053 3053 
             </div>
3054 3054 
         </fieldset>
3055 3055 
     <?php
3056 
-    }// all_lessons_edit_fields
3057 
-
3058 
-    /**
3059 
-     * Create the html for the edit field
3060 
-     *
3061 
-     * Wraps the passed in field and title combination with the correct html.
3062 
-     *
3063 
-     * @since 1.8.0
3064 
-     *
3065 
-     * @param string $title that will stand to the left of the field.
3066 
-     * @param string $field type markup for the field that must be wrapped.
3067 
-     * @return string $field_html
3068 
-     */
3069 
-    public function generate_all_lessons_edit_field( $title  ,$field ){
3070 
-
3071 
-        $html = '';
3072 
-        $html = '<div class="inline-edit-group" >';
3073 
-        $html .=  '<span class="title">'. $title .'</span> ';
3074 
-        $html .= '<span class="input-text-wrap">';
3075 
-        $html .= $field;
3076 
-        $html .= '</span>';
3077 
-        $html .= '</label></div>';
3078 
-
3079 
-        return $html ;
3080 
-
3081 
-    }//end generate_all_lessons_edit_field
3082 
-
3083 
-    /**
3084 
-     * Respond to the ajax call from the bulk edit save function. This comes
3085 
-     * from the admin all lesson screen.
3086 
-     *
3087 
-     * @since 1.8.0
3088 
-     * @return void
3089 
-     */
3090 
-    function save_all_lessons_edit_fields() {
3091 
-
3092 
-        // verify all the data before attempting to save
3093 
-        if( ! isset( $_POST['security'] ) || ! check_ajax_referer( 'bulk-edit-lessons', 'security' )
3094 
-            ||  empty( $_POST[ 'post_ids' ] )  || ! is_array( $_POST[ 'post_ids' ] ) ) {
3095 
-            die();
3096 
-        }
3097 
-
3098 
-        // get our variables
3099 
-        $new_course = sanitize_text_field(  $_POST['sensei_edit_lesson_course'] );
3100 
-        $new_complexity = sanitize_text_field(  $_POST['sensei_edit_complexity'] );
3101 
-        $new_pass_required = sanitize_text_field(  $_POST['sensei_edit_pass_required'] );
3102 
-        $new_pass_percentage = sanitize_text_field(  $_POST['sensei_edit_pass_percentage'] );
3103 
-        $new_enable_quiz_reset = sanitize_text_field(  $_POST['sensei_edit_enable_quiz_reset'] );
3104 
-        // store the values for all selected posts
3105 
-        foreach( $_POST[ 'post_ids' ] as $lesson_id ) {
3106 
-
3107 
-            // get the quiz id needed for the quiz meta
3108 
-            $quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
3109 
-
3110 
-            // do not save the items if the value is -1 as this
3111 
-            // means it was not changed
3112 
-
3113 
-            // update lesson course
3114 
-            if( -1 != $new_course ){
3115 
-                update_post_meta( $lesson_id, '_lesson_course', $new_course );
3116 
-            }
3117 
-            // update lesson complexity
3118 
-            if( -1 != $new_complexity ){
3119 
-                update_post_meta( $lesson_id, '_lesson_complexity', $new_complexity );
3120 
-            }
3121 
-
3122 
-            // Quiz Related settings
3123 
-            if( isset( $quiz_id) && 0 < intval( $quiz_id ) ) {
3124 
-
3125 
-                // update pass required
3126 
-                if (-1 != $new_pass_required) {
3127 
-
3128 
-                    $checked = $new_pass_required  ? 'on' : '';
3129 
-                    update_post_meta($quiz_id, '_pass_required', $checked);
3130 
-                    unset( $checked );
3131 
-                }
3056 
+	}// all_lessons_edit_fields
3057 
+
3058 
+	/**
3059 
+	 * Create the html for the edit field
3060 
+	 *
3061 
+	 * Wraps the passed in field and title combination with the correct html.
3062 
+	 *
3063 
+	 * @since 1.8.0
3064 
+	 *
3065 
+	 * @param string $title that will stand to the left of the field.
3066 
+	 * @param string $field type markup for the field that must be wrapped.
3067 
+	 * @return string $field_html
3068 
+	 */
3069 
+	public function generate_all_lessons_edit_field( $title  ,$field ){
3070 
+
3071 
+		$html = '';
3072 
+		$html = '<div class="inline-edit-group" >';
3073 
+		$html .=  '<span class="title">'. $title .'</span> ';
3074 
+		$html .= '<span class="input-text-wrap">';
3075 
+		$html .= $field;
3076 
+		$html .= '</span>';
3077 
+		$html .= '</label></div>';
3078 
+
3079 
+		return $html ;
3080 
+
3081 
+	}//end generate_all_lessons_edit_field
3082 
+
3083 
+	/**
3084 
+	 * Respond to the ajax call from the bulk edit save function. This comes
3085 
+	 * from the admin all lesson screen.
3086 
+	 *
3087 
+	 * @since 1.8.0
3088 
+	 * @return void
3089 
+	 */
3090 
+	function save_all_lessons_edit_fields() {
3132 3091
3133 
-                // update pass percentage
3134 
-                if( !empty( $new_pass_percentage) && is_numeric( $new_pass_percentage ) ){
3092 
+		// verify all the data before attempting to save
3093 
+		if( ! isset( $_POST['security'] ) || ! check_ajax_referer( 'bulk-edit-lessons', 'security' )
3094 
+			||  empty( $_POST[ 'post_ids' ] )  || ! is_array( $_POST[ 'post_ids' ] ) ) {
3095 
+			die();
3096 
+		}
3135 3097
3136 
-                        update_post_meta($quiz_id, '_quiz_passmark', $new_pass_percentage);
3098 
+		// get our variables
3099 
+		$new_course = sanitize_text_field(  $_POST['sensei_edit_lesson_course'] );
3100 
+		$new_complexity = sanitize_text_field(  $_POST['sensei_edit_complexity'] );
3101 
+		$new_pass_required = sanitize_text_field(  $_POST['sensei_edit_pass_required'] );
3102 
+		$new_pass_percentage = sanitize_text_field(  $_POST['sensei_edit_pass_percentage'] );
3103 
+		$new_enable_quiz_reset = sanitize_text_field(  $_POST['sensei_edit_enable_quiz_reset'] );
3104 
+		// store the values for all selected posts
3105 
+		foreach( $_POST[ 'post_ids' ] as $lesson_id ) {
3137 3106
3138 
-                }
3107 
+			// get the quiz id needed for the quiz meta
3108 
+			$quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
3139 3109
3140 
-                //
3141 
-                // update enable quiz reset
3142 
-                //
3143 
-                if (-1 != $new_enable_quiz_reset ) {
3110 
+			// do not save the items if the value is -1 as this
3111 
+			// means it was not changed
3144 3112
3145 
-                    $checked = $new_enable_quiz_reset ? 'on' : ''  ;
3146 
-                    update_post_meta($quiz_id, '_enable_quiz_reset', $checked);
3147 
-                    unset( $checked );
3113 
+			// update lesson course
3114 
+			if( -1 != $new_course ){
3115 
+				update_post_meta( $lesson_id, '_lesson_course', $new_course );
3116 
+			}
3117 
+			// update lesson complexity
3118 
+			if( -1 != $new_complexity ){
3119 
+				update_post_meta( $lesson_id, '_lesson_complexity', $new_complexity );
3120 
+			}
3148 3121
3149 
-                }
3122 
+			// Quiz Related settings
3123 
+			if( isset( $quiz_id) && 0 < intval( $quiz_id ) ) {
3150 3124
3125 
+				// update pass required
3126 
+				if (-1 != $new_pass_required) {
3151 3127
3152 
-            } // end if quiz
3128 
+					$checked = $new_pass_required  ? 'on' : '';
3129 
+					update_post_meta($quiz_id, '_pass_required', $checked);
3130 
+					unset( $checked );
3131 
+				}
3153 3132
3154 
-        }// end for each
3133 
+				// update pass percentage
3134 
+				if( !empty( $new_pass_percentage) && is_numeric( $new_pass_percentage ) ){
3155 3135
3156 
-        die();
3136 
+						update_post_meta($quiz_id, '_quiz_passmark', $new_pass_percentage);
3157 3137
3158 
-    } // end save_all_lessons_edit_fields
3138 
+				}
3139 
+
3140 
+				//
3141 
+				// update enable quiz reset
3142 
+				//
3143 
+				if (-1 != $new_enable_quiz_reset ) {
3159 3144
3160 
-    /**
3161 
-     * Loading the quick edit fields defaults.
3162 
-     *
3163 
-     * This function will localise the default values along with the script that will
3164 
-     * add these values to the inputs.
3165 
-     *
3166 
-     * NOTE: this function runs for each row in the edit column
3167 
-     *
3168 
-     * @since 1.8.0
3169 
-     * @return void
3170 
-     */
3171 
-    public function set_quick_edit_admin_defaults( $column_name, $post_id ){
3145 
+					$checked = $new_enable_quiz_reset ? 'on' : ''  ;
3146 
+					update_post_meta($quiz_id, '_enable_quiz_reset', $checked);
3147 
+					unset( $checked );
3148 
+
3149 
+				}
3150 
+
3151 
+
3152 
+			} // end if quiz
3153 
+
3154 
+		}// end for each
3155 
+
3156 
+		die();
3157 
+
3158 
+	} // end save_all_lessons_edit_fields
3159 
+
3160 
+	/**
3161 
+	 * Loading the quick edit fields defaults.
3162 
+	 *
3163 
+	 * This function will localise the default values along with the script that will
3164 
+	 * add these values to the inputs.
3165 
+	 *
3166 
+	 * NOTE: this function runs for each row in the edit column
3167 
+	 *
3168 
+	 * @since 1.8.0
3169 
+	 * @return void
3170 
+	 */
3171 
+	public function set_quick_edit_admin_defaults( $column_name, $post_id ){
3172 3172
3173 
-        if( 'lesson-course' != $column_name ){
3174 
-            return;
3175 
-        }
3176 
-        // load the script
3177 
-        $suffix = defined( 'SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
3178 
-        wp_enqueue_script( 'sensei-lesson-quick-edit', Sensei()->plugin_url . 'assets/js/admin/lesson-quick-edit' . $suffix . '.js', array( 'jquery' ), Sensei()->version, true );
3173 
+		if( 'lesson-course' != $column_name ){
3174 
+			return;
3175 
+		}
3176 
+		// load the script
3177 
+		$suffix = defined( 'SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
3178 
+		wp_enqueue_script( 'sensei-lesson-quick-edit', Sensei()->plugin_url . 'assets/js/admin/lesson-quick-edit' . $suffix . '.js', array( 'jquery' ), Sensei()->version, true );
3179 3179
3180 
-        // setup the values for all meta fields
3181 
-        $data = array();
3182 
-        foreach( $this->meta_fields as $field ){
3180 
+		// setup the values for all meta fields
3181 
+		$data = array();
3182 
+		foreach( $this->meta_fields as $field ){
3183 3183
3184 
-            $data[$field] =  get_post_meta( $post_id, '_'.$field, true );
3184 
+			$data[$field] =  get_post_meta( $post_id, '_'.$field, true );
3185 3185
3186 
-        }
3187 
-        // add quiz meta fields
3188 
-        $quiz_id = Sensei()->lesson->lesson_quizzes( $post_id );
3189 
-        foreach( Sensei()->quiz->meta_fields as $field ){
3186 
+		}
3187 
+		// add quiz meta fields
3188 
+		$quiz_id = Sensei()->lesson->lesson_quizzes( $post_id );
3189 
+		foreach( Sensei()->quiz->meta_fields as $field ){
3190 3190
3191 
-            $data[$field] =  get_post_meta( $quiz_id, '_'.$field, true );
3191 
+			$data[$field] =  get_post_meta( $quiz_id, '_'.$field, true );
3192 3192
3193 
-        }
3193 
+		}
3194 3194
3195 
-        wp_localize_script( 'sensei-lesson-quick-edit', 'sensei_quick_edit_'.$post_id, $data );
3195 
+		wp_localize_script( 'sensei-lesson-quick-edit', 'sensei_quick_edit_'.$post_id, $data );
3196 3196
3197 
-    }// end quick edit admin defaults
3197 
+	}// end quick edit admin defaults
3198 3198
3199 
-    /**
3200 
-     * Filter the classes for lessons on the single course page.
3201 
-     *
3202 
-     * Adds the nesecary classes depending on the user data
3203 
-     *
3204 
-     * @since 1.9.0
3205 
-     * @param array $classes
3206 
-     * @return array $classes
3207 
-     */
3208 
-    public static function single_course_lessons_classes( $classes ){
3199 
+	/**
3200 
+	 * Filter the classes for lessons on the single course page.
3201 
+	 *
3202 
+	 * Adds the nesecary classes depending on the user data
3203 
+	 *
3204 
+	 * @since 1.9.0
3205 
+	 * @param array $classes
3206 
+	 * @return array $classes
3207 
+	 */
3208 
+	public static function single_course_lessons_classes( $classes ){
3209 3209
3210 
-        if(  is_singular('course') ){
3210 
+		if(  is_singular('course') ){
3211 3211
3212 
-            global $post;
3213 
-            $course_id = $post->ID;
3212 
+			global $post;
3213 
+			$course_id = $post->ID;
3214 3214
3215 
-            $lesson_classes = array( 'course', 'post' );
3216 
-            if ( is_user_logged_in() ) {
3215 
+			$lesson_classes = array( 'course', 'post' );
3216 
+			if ( is_user_logged_in() ) {
3217 3217
3218 
-                // Check if Lesson is complete
3219 
-                $single_lesson_complete = Sensei_Utils::user_completed_lesson( get_the_ID(), get_current_user_id() );
3220 
-                if ( $single_lesson_complete ) {
3218 
+				// Check if Lesson is complete
3219 
+				$single_lesson_complete = Sensei_Utils::user_completed_lesson( get_the_ID(), get_current_user_id() );
3220 
+				if ( $single_lesson_complete ) {
3221 3221
3222 
-                    $lesson_classes[] = 'lesson-completed';
3222 
+					$lesson_classes[] = 'lesson-completed';
3223 3223
3224 
-                } // End If Statement
3224 
+				} // End If Statement
3225 3225
3226 
-            } // End If Statement
3226 
+			} // End If Statement
3227 3227
3228 
-            $is_user_taking_course = Sensei_Utils::user_started_course( $course_id, get_current_user_id() );
3229 
-            if (  Sensei_Utils::is_preview_lesson( get_the_ID() ) && !$is_user_taking_course ) {
3228 
+			$is_user_taking_course = Sensei_Utils::user_started_course( $course_id, get_current_user_id() );
3229 
+			if (  Sensei_Utils::is_preview_lesson( get_the_ID() ) && !$is_user_taking_course ) {
3230 3230
3231 
-                $lesson_classes[] = 'lesson-preview';
3231 
+				$lesson_classes[] = 'lesson-preview';
3232 3232
3233 
-            }
3233 
+			}
3234 3234
3235 
-            $classes = array_merge( $classes, $lesson_classes  );
3235 
+			$classes = array_merge( $classes, $lesson_classes  );
3236 3236
3237 
-        }
3237 
+		}
3238 3238
3239 
-        return $classes;
3239 
+		return $classes;
3240 3240
3241 
-    }// end single_course_lessons_classes
3241 
+	}// end single_course_lessons_classes
3242 3242
3243 
-    /**
3244 
-     * Output the lesson meta for the given lesson
3245 
-     *
3246 
-     * @since 1.9.0
3247 
-     * @param $lesson_id
3248 
-     */
3249 
-    public static function the_lesson_meta( $lesson_id ){
3243 
+	/**
3244 
+	 * Output the lesson meta for the given lesson
3245 
+	 *
3246 
+	 * @since 1.9.0
3247 
+	 * @param $lesson_id
3248 
+	 */
3249 
+	public static function the_lesson_meta( $lesson_id ){
3250 3250
3251 
-        global $wp_query;
3252 
-        $loop_lesson_number = $wp_query->current_post + 1;
3251 
+		global $wp_query;
3252 
+		$loop_lesson_number = $wp_query->current_post + 1;
3253 3253
3254 
-        $course_id = Sensei()->lesson->get_course_id( $lesson_id );
3255 
-        $single_lesson_complete = false;
3256 
-        $is_user_taking_course = Sensei_Utils::user_started_course( $course_id, get_current_user_id() );
3254 
+		$course_id = Sensei()->lesson->get_course_id( $lesson_id );
3255 
+		$single_lesson_complete = false;
3256 
+		$is_user_taking_course = Sensei_Utils::user_started_course( $course_id, get_current_user_id() );
3257 3257
3258 
-        // Get Lesson data
3259 
-        $complexity_array = Sensei()->lesson->lesson_complexities();
3258 
+		// Get Lesson data
3259 
+		$complexity_array = Sensei()->lesson->lesson_complexities();
3260 3260
3261 
-        $lesson_complexity = get_post_meta( $lesson_id, '_lesson_complexity', true );
3262 
-        if ( '' != $lesson_complexity ) {
3261 
+		$lesson_complexity = get_post_meta( $lesson_id, '_lesson_complexity', true );
3262 
+		if ( '' != $lesson_complexity ) {
3263 3263
3264 
-            $lesson_complexity = $complexity_array[$lesson_complexity];
3264 
+			$lesson_complexity = $complexity_array[$lesson_complexity];
3265 3265
3266 
-        }
3267 
-        $user_info = get_userdata( absint( get_post()->post_author ) );
3268 
-        $is_preview = Sensei_Utils::is_preview_lesson( $lesson_id);
3269 
-        $preview_label = '';
3270 
-        if ( $is_preview && !$is_user_taking_course ) {
3266 
+		}
3267 
+		$user_info = get_userdata( absint( get_post()->post_author ) );
3268 
+		$is_preview = Sensei_Utils::is_preview_lesson( $lesson_id);
3269 
+		$preview_label = '';
3270 
+		if ( $is_preview && !$is_user_taking_course ) {
3271 3271
3272 
-            $preview_label = Sensei()->frontend->sensei_lesson_preview_title_text( $lesson_id);
3273 
-            $preview_label = '<span class="preview-heading">' . $preview_label . '</span>';
3272 
+			$preview_label = Sensei()->frontend->sensei_lesson_preview_title_text( $lesson_id);
3273 
+			$preview_label = '<span class="preview-heading">' . $preview_label . '</span>';
3274 3274
3275 
-        }
3275 
+		}
3276 3276
3277 3277
3278 
-        $count_markup= '';
3279 
-        /**
3280 
-         * Filter for if you want the $lesson_count to show next to the lesson.
3281 
-         *
3282 
-         * @since 1.0
3283 
-         * @param bool default false.
3284 
-         */
3285 
-        if( apply_filters( 'sensei_show_lesson_numbers', false ) ) {
3278 
+		$count_markup= '';
3279 
+		/**
3280 
+		 * Filter for if you want the $lesson_count to show next to the lesson.
3281 
+		 *
3282 
+		 * @since 1.0
3283 
+		 * @param bool default false.
3284 
+		 */
3285 
+		if( apply_filters( 'sensei_show_lesson_numbers', false ) ) {
3286 3286
3287 
-            $count_markup =  '<span class="lesson-number">' . $loop_lesson_number. '</span>';
3287 
+			$count_markup =  '<span class="lesson-number">' . $loop_lesson_number. '</span>';
3288 3288
3289 
-        }
3289 
+		}
3290 3290
3291 
-        $heading_link_title = sprintf( __( 'Start %s', 'woothemes-sensei' ), get_the_title( $lesson_id ) );
3291 
+		$heading_link_title = sprintf( __( 'Start %s', 'woothemes-sensei' ), get_the_title( $lesson_id ) );
3292 3292
3293 
-        ?>
3293 
+		?>
3294 3294 
         <header>
3295 3295 
             <h2>
3296 3296 
                 <a href="<?php echo esc_url_raw( get_permalink( $lesson_id ) ) ?>"
 
@@ -3303,40 +3303,40 @@  discard block
 
 block discarded – undo
3303 3303
3304 3304 
                 <?php
3305 3305
3306 
-                $meta_html = '';
3307 
-                $user_lesson_status = Sensei_Utils::user_lesson_status( get_the_ID(), get_current_user_id() );
3306 
+				$meta_html = '';
3307 
+				$user_lesson_status = Sensei_Utils::user_lesson_status( get_the_ID(), get_current_user_id() );
3308 3308
3309 
-                $lesson_length = get_post_meta( $lesson_id, '_lesson_length', true );
3310 
-                if ( '' != $lesson_length ) {
3309 
+				$lesson_length = get_post_meta( $lesson_id, '_lesson_length', true );
3310 
+				if ( '' != $lesson_length ) {
3311 3311
3312 
-                    $meta_html .= '<span class="lesson-length">' .  __( 'Length: ', 'woothemes-sensei' ) . $lesson_length . __( ' minutes', 'woothemes-sensei' ) . '</span>';
3312 
+					$meta_html .= '<span class="lesson-length">' .  __( 'Length: ', 'woothemes-sensei' ) . $lesson_length . __( ' minutes', 'woothemes-sensei' ) . '</span>';
3313 3313
3314 
-                }
3314 
+				}
3315 3315
3316 
-                if ( Sensei()->settings->get( 'lesson_author' ) ) {
3316 
+				if ( Sensei()->settings->get( 'lesson_author' ) ) {
3317 3317
3318 
-                    $meta_html .= '<span class="lesson-author">' .  __( 'Author: ', 'woothemes-sensei' ) . '<a href="' . get_author_posts_url( absint( get_post()->post_author ) ) . '" title="' . esc_attr( $user_info->display_name ) . '">' . esc_html( $user_info->display_name ) . '</a></span>';
3318 
+					$meta_html .= '<span class="lesson-author">' .  __( 'Author: ', 'woothemes-sensei' ) . '<a href="' . get_author_posts_url( absint( get_post()->post_author ) ) . '" title="' . esc_attr( $user_info->display_name ) . '">' . esc_html( $user_info->display_name ) . '</a></span>';
3319 3319
3320 
-                } // End If Statement
3321 
-                if ( '' != $lesson_complexity ) {
3320 
+				} // End If Statement
3321 
+				if ( '' != $lesson_complexity ) {
3322 3322
3323 
-                    $meta_html .= '<span class="lesson-complexity">' .  __( 'Complexity: ', 'woothemes-sensei' ) . $lesson_complexity .'</span>';
3323 
+					$meta_html .= '<span class="lesson-complexity">' .  __( 'Complexity: ', 'woothemes-sensei' ) . $lesson_complexity .'</span>';
3324 3324
3325 
-                }
3325 
+				}
3326 3326
3327 
-                if ( $single_lesson_complete ) {
3327 
+				if ( $single_lesson_complete ) {
3328 3328
3329 
-                    $meta_html .= '<span class="lesson-status complete">' .__( 'Complete', 'woothemes-sensei' ) .'</span>';
3329 
+					$meta_html .= '<span class="lesson-status complete">' .__( 'Complete', 'woothemes-sensei' ) .'</span>';
3330 3330
3331 
-                } elseif ( $user_lesson_status ) {
3331 
+				} elseif ( $user_lesson_status ) {
3332 3332
3333 
-                    $meta_html .= '<span class="lesson-status in-progress">' . __( 'In Progress', 'woothemes-sensei' ) .'</span>';
3333 
+					$meta_html .= '<span class="lesson-status in-progress">' . __( 'In Progress', 'woothemes-sensei' ) .'</span>';
3334 3334
3335 
-                } // End If Statement
3335 
+				} // End If Statement
3336 3336
3337 
-                echo $meta_html;
3337 
+				echo $meta_html;
3338 3338
3339 
-                ?>
3339 
+				?>
3340 3340
3341 3341 
             </p> <!-- lesson meta -->
3342 3342 
 
@@ -3344,132 +3344,132 @@  discard block
 
 block discarded – undo
3344 3344
3345 3345 
     <?php
3346 3346
3347 
-    } // end the_lesson_meta
3347 
+	} // end the_lesson_meta
3348 3348
3349 
-    /**
3350 
-     * Output the lessons thumbnail
3351 
-     *
3352 
-     * 1.9.0
3353 
-     *
3354 
-     * @param $lesson_id
3355 
-     */
3356 
-    public static function the_lesson_thumbnail( $lesson_id ){
3349 
+	/**
3350 
+	 * Output the lessons thumbnail
3351 
+	 *
3352 
+	 * 1.9.0
3353 
+	 *
3354 
+	 * @param $lesson_id
3355 
+	 */
3356 
+	public static function the_lesson_thumbnail( $lesson_id ){
3357 3357
3358 
-        if( empty( $lesson_id ) ){
3358 
+		if( empty( $lesson_id ) ){
3359 3359
3360 
-            $lesson_id = get_the_ID();
3360 
+			$lesson_id = get_the_ID();
3361 3361
3362 
-        }
3362 
+		}
3363 3363
3364 
-        if( 'lesson' != get_post_type( $lesson_id ) ){
3365 
-            return;
3366 
-        }
3364 
+		if( 'lesson' != get_post_type( $lesson_id ) ){
3365 
+			return;
3366 
+		}
3367 3367
3368 
-        echo Sensei()->lesson->lesson_image( $lesson_id );
3369 
-    }
3368 
+		echo Sensei()->lesson->lesson_image( $lesson_id );
3369 
+	}
3370 3370
3371 3371
3372 
-    /**
3373 
-     * Alter the sensei lesson excerpt.
3374 
-     *
3375 
-     * @since 1.9.0
3376 
-     * @param string $excerpt
3377 
-     * @return string $excerpt
3378 
-     */
3379 
-    public static function alter_the_lesson_excerpt( $excerpt ) {
3372 
+	/**
3373 
+	 * Alter the sensei lesson excerpt.
3374 
+	 *
3375 
+	 * @since 1.9.0
3376 
+	 * @param string $excerpt
3377 
+	 * @return string $excerpt
3378 
+	 */
3379 
+	public static function alter_the_lesson_excerpt( $excerpt ) {
3380 3380
3381 
-        if ('lesson' == get_post_type(get_the_ID())){
3381 
+		if ('lesson' == get_post_type(get_the_ID())){
3382 3382
3383 
-            // remove this hooks to avoid an infinite loop.
3384 
-            remove_filter( 'get_the_excerpt', array( 'WooThemes_Sensei_Lesson','alter_the_lesson_excerpt') );
3383 
+			// remove this hooks to avoid an infinite loop.
3384 
+			remove_filter( 'get_the_excerpt', array( 'WooThemes_Sensei_Lesson','alter_the_lesson_excerpt') );
3385 3385
3386 
-            return WooThemes_Sensei_Lesson::lesson_excerpt( get_post( get_the_ID() ) );
3387 
-        }
3386 
+			return WooThemes_Sensei_Lesson::lesson_excerpt( get_post( get_the_ID() ) );
3387 
+		}
3388 3388
3389 
-        return $excerpt;
3389 
+		return $excerpt;
3390 3390
3391 
-    }// end the_lesson_excerpt
3391 
+	}// end the_lesson_excerpt
3392 3392
3393 
-    /**
3394 
-     * Returns the lesson prerequisite for the given lesson id.
3395 
-     *
3396 
-     * @since 1.9.0
3397 
-     *
3398 
-     * @param $current_lesson_id
3399 
-     * @return mixed | bool | int $prerequisite_lesson_id or false
3400 
-     */
3401 
-    public static function get_lesson_prerequisite_id( $current_lesson_id  ){
3393 
+	/**
3394 
+	 * Returns the lesson prerequisite for the given lesson id.
3395 
+	 *
3396 
+	 * @since 1.9.0
3397 
+	 *
3398 
+	 * @param $current_lesson_id
3399 
+	 * @return mixed | bool | int $prerequisite_lesson_id or false
3400 
+	 */
3401 
+	public static function get_lesson_prerequisite_id( $current_lesson_id  ){
3402 3402
3403 
-        $prerequisite_lesson_id = get_post_meta( $current_lesson_id , '_lesson_prerequisite', true );
3403 
+		$prerequisite_lesson_id = get_post_meta( $current_lesson_id , '_lesson_prerequisite', true );
3404 3404
3405 
-        // set ti to false if not a valid prerequisite lesson id
3406 
-        if(  empty( $prerequisite_lesson_id )
3407 
-            || 'lesson' != get_post_type( $prerequisite_lesson_id )
3408 
-            || $prerequisite_lesson_id == $current_lesson_id  ) {
3405 
+		// set ti to false if not a valid prerequisite lesson id
3406 
+		if(  empty( $prerequisite_lesson_id )
3407 
+			|| 'lesson' != get_post_type( $prerequisite_lesson_id )
3408 
+			|| $prerequisite_lesson_id == $current_lesson_id  ) {
3409 3409
3410 
-            $prerequisite_lesson_id = false;
3410 
+			$prerequisite_lesson_id = false;
3411 3411
3412 
-        }
3412 
+		}
3413 3413
3414 
-        return apply_filters( 'sensei_lesson_prerequisite', $prerequisite_lesson_id, $current_lesson_id );
3414 
+		return apply_filters( 'sensei_lesson_prerequisite', $prerequisite_lesson_id, $current_lesson_id );
3415 3415
3416 
-    }
3416 
+	}
3417 3417
3418 
-    /**
3419 
-     * This function requires that you pass in the lesson you would like to check for
3420 
-     * a pre-requisite and not the pre-requisite. It will check if the
3421 
-     * lesson has a pre-requiste and then check if it is completed.
3422 
-     *
3423 
-     * @since 1.9.0
3424 
-     *
3425 
-     * @param $lesson_id
3426 
-     * @param $user_id
3427 
-     * @return bool
3428 
-     */
3429 
-    public  static function is_prerequisite_complete( $lesson_id, $user_id  ){
3418 
+	/**
3419 
+	 * This function requires that you pass in the lesson you would like to check for
3420 
+	 * a pre-requisite and not the pre-requisite. It will check if the
3421 
+	 * lesson has a pre-requiste and then check if it is completed.
3422 
+	 *
3423 
+	 * @since 1.9.0
3424 
+	 *
3425 
+	 * @param $lesson_id
3426 
+	 * @param $user_id
3427 
+	 * @return bool
3428 
+	 */
3429 
+	public  static function is_prerequisite_complete( $lesson_id, $user_id  ){
3430 3430
3431 
-        if( empty( $lesson_id ) || empty( $user_id )
3432 
-        || 'lesson' != get_post_type( $lesson_id )
3433 
-        ||  ! is_a( get_user_by( 'id', $user_id ), 'WP_User' )){
3431 
+		if( empty( $lesson_id ) || empty( $user_id )
3432 
+		|| 'lesson' != get_post_type( $lesson_id )
3433 
+		||  ! is_a( get_user_by( 'id', $user_id ), 'WP_User' )){
3434 3434
3435 
-            return false;
3435 
+			return false;
3436 3436
3437 
-        }
3437 
+		}
3438 3438
3439 
-        $pre_requisite_id = (string) self::get_lesson_prerequisite_id( $lesson_id );
3439 
+		$pre_requisite_id = (string) self::get_lesson_prerequisite_id( $lesson_id );
3440 3440
3441 
-        // not a valid pre-requisite so pre-requisite is completed
3442 
-        if( 'lesson' != get_post_type( $pre_requisite_id )
3443 
-            || ! is_numeric( $pre_requisite_id ) ){
3441 
+		// not a valid pre-requisite so pre-requisite is completed
3442 
+		if( 'lesson' != get_post_type( $pre_requisite_id )
3443 
+			|| ! is_numeric( $pre_requisite_id ) ){
3444 3444
3445 
-            return true;
3445 
+			return true;
3446 3446
3447 
-        }
3447 
+		}
3448 3448
3449 
-        return  Sensei_Utils::user_completed_lesson( $pre_requisite_id, $user_id );
3449 
+		return  Sensei_Utils::user_completed_lesson( $pre_requisite_id, $user_id );
3450 3450
3451 
-    }// end is_prerequisite_complete
3451 
+	}// end is_prerequisite_complete
3452 3452
3453 
-    /**
3454 
-     * Show the user not taking course message if it is the case
3455 
-     *
3456 
-     * @since 1.9.0
3457 
-     */
3458 
-    public  static function user_not_taking_course_message(){
3453 
+	/**
3454 
+	 * Show the user not taking course message if it is the case
3455 
+	 *
3456 
+	 * @since 1.9.0
3457 
+	 */
3458 
+	public  static function user_not_taking_course_message(){
3459 3459
3460 
-        $lesson_id = get_the_ID();
3460 
+		$lesson_id = get_the_ID();
3461 3461
3462 
-        if( 'lesson' != get_post_type( $lesson_id ) ){
3463 
-            return;
3464 
-        }
3462 
+		if( 'lesson' != get_post_type( $lesson_id ) ){
3463 
+			return;
3464 
+		}
3465 3465
3466 
-        $is_preview = Sensei_Utils::is_preview_lesson( $lesson_id );
3467 
-        $pre_requisite_complete = self::is_prerequisite_complete( $lesson_id , get_current_user_id() );
3468 
-        $lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true );
3469 
-        $user_taking_course = Sensei_Utils::user_started_course( $lesson_course_id, get_current_user_id() );
3466 
+		$is_preview = Sensei_Utils::is_preview_lesson( $lesson_id );
3467 
+		$pre_requisite_complete = self::is_prerequisite_complete( $lesson_id , get_current_user_id() );
3468 
+		$lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true );
3469 
+		$user_taking_course = Sensei_Utils::user_started_course( $lesson_course_id, get_current_user_id() );
3470 3470
3471 
-        if ( $pre_requisite_complete && $is_preview && !$user_taking_course ) {
3472 
-            ?>
3471 
+		if ( $pre_requisite_complete && $is_preview && !$user_taking_course ) {
3472 
+			?>
3473 3473
3474 3474 
             <div class="sensei-message alert">
3475 3475 
                 <?php echo Sensei()->permissions_message['message']; ?>
 
@@ -3477,46 +3477,46 @@  discard block
 
 block discarded – undo
3477 3477
3478 3478 
             <?php
3479 3479
3480 
-        }// end if
3480 
+		}// end if
3481 3481
3482 
-    } // end user_not_taking_course_message
3482 
+	} // end user_not_taking_course_message
3483 3483
3484 
-    /**
3485 
-     * Outputs the lessons course signup lingk
3486 
-     *
3487 
-     * This hook runs inside the single lesson page.
3488 
-     *
3489 
-     * @since 1.9.0
3490 
-     */
3491 
-    public static function course_signup_link( ){
3484 
+	/**
3485 
+	 * Outputs the lessons course signup lingk
3486 
+	 *
3487 
+	 * This hook runs inside the single lesson page.
3488 
+	 *
3489 
+	 * @since 1.9.0
3490 
+	 */
3491 
+	public static function course_signup_link( ){
3492 3492
3493 
-        $course_id =  Sensei()->lesson->get_course_id( get_the_ID() );
3493 
+		$course_id =  Sensei()->lesson->get_course_id( get_the_ID() );
3494 3494
3495 
-        if ( empty( $course_id ) || 'course' != get_post_type( $course_id ) || sensei_all_access() ) {
3495 
+		if ( empty( $course_id ) || 'course' != get_post_type( $course_id ) || sensei_all_access() ) {
3496 3496
3497 
-            return;
3497 
+			return;
3498 3498
3499 
-        }
3500 
-        ?>
3499 
+		}
3500 
+		?>
3501 3501
3502 3502 
         <section class="course-signup lesson-meta">
3503 3503
3504 3504 
             <?php
3505 
-            $wc_post_id = (int) get_post_meta( $course_id, '_course_woocommerce_product', true );
3505 
+			$wc_post_id = (int) get_post_meta( $course_id, '_course_woocommerce_product', true );
3506 3506
3507 
-            if ( Sensei_WC::is_woocommerce_active() && ( 0 < $wc_post_id ) ) {
3507 
+			if ( Sensei_WC::is_woocommerce_active() && ( 0 < $wc_post_id ) ) {
3508 3508
3509 
-                global $current_user;
3510 
-                if( is_user_logged_in() ) {
3511 
-                    wp_get_current_user();
3509 
+				global $current_user;
3510 
+				if( is_user_logged_in() ) {
3511 
+					wp_get_current_user();
3512 3512
3513 
-                    $course_purchased = Sensei_Utils::sensei_customer_bought_product( $current_user->user_email, $current_user->ID, $wc_post_id );
3513 
+					$course_purchased = Sensei_Utils::sensei_customer_bought_product( $current_user->user_email, $current_user->ID, $wc_post_id );
3514 3514
3515 
-                    if( $course_purchased ) {
3515 
+					if( $course_purchased ) {
3516 3516
3517 
-                        $prereq_course_id = get_post_meta( $course_id, '_course_prerequisite',true );
3518 
-                        $course_link = '<a href="' . esc_url( get_permalink( $prereq_course_id ) ) . '" title="' . esc_attr( get_the_title( $prereq_course_id ) ) . '">' . __( 'the previous course', 'woothemes-sensei' )  . '</a>';
3519 
-                        ?>
3517 
+						$prereq_course_id = get_post_meta( $course_id, '_course_prerequisite',true );
3518 
+						$course_link = '<a href="' . esc_url( get_permalink( $prereq_course_id ) ) . '" title="' . esc_attr( get_the_title( $prereq_course_id ) ) . '">' . __( 'the previous course', 'woothemes-sensei' )  . '</a>';
3519 
+						?>
3520 3520 
                             <div class="sensei-message info">
3521 3521
3522 3522 
                                 <?php  echo sprintf( __( 'Please complete %1$s before starting the lesson.', 'woothemes-sensei' ), $course_link ); ?>
 
@@ -3525,27 +3525,27 @@  discard block
 
 block discarded – undo
3525 3525
3526 3526 
                     <?php } else {
3527 3527
3528 
-	                    if( ! Sensei_Utils::user_started_course( $course_id, $current_user->ID )  ){
3528 
+						if( ! Sensei_Utils::user_started_course( $course_id, $current_user->ID )  ){
3529 3529
3530 
-		                    ?>
3530 
+							?>
3531 3531
3532 3532 
 	                        <div class="sensei-message info">
3533 3533
3534 3534 
 	                            <?php
3535 
-	                            $course_link = '<a href="' . esc_url( get_permalink( $course_id ) )
3536 
-	                                            . '"title="' . __( 'Sign Up', 'woothemes-sensei' )
3537 
-	                                            . '">' . __( 'course', 'woothemes-sensei' )
3538 
-	                                            . '</a>';
3535 
+								$course_link = '<a href="' . esc_url( get_permalink( $course_id ) )
3536 
+												. '"title="' . __( 'Sign Up', 'woothemes-sensei' )
3537 
+												. '">' . __( 'course', 'woothemes-sensei' )
3538 
+												. '</a>';
3539 3539
3540 
-	                            echo  sprintf( __( 'Please purchase the %1$s before starting the lesson.', 'woothemes-sensei' ), $course_link );
3540 
+								echo  sprintf( __( 'Please purchase the %1$s before starting the lesson.', 'woothemes-sensei' ), $course_link );
3541 3541
3542 
-	                            ?>
3542 
+								?>
3543 3543
3544 3544 
 	                        </div>
3545 3545 
                     <?php
3546 
-	                    }
3547 
-                    }
3548 
-	                ?>
3546 
+						}
3547 
+					}
3548 
+					?>
3549 3549
3550 3550 
                 <?php } else { ?>
3551 3551 
 
@@ -3559,11 +3559,11 @@  discard block
 
 block discarded – undo
3559 3559
3560 3560 
                 <div class="sensei-message alert">
3561 3561 
                     <?php
3562 
-                    $course_link =  '<a href="'
3563 
-                                        . esc_url( get_permalink( $course_id ) )
3564 
-                                        . '" title="' . __( 'Sign Up', 'woothemes-sensei' )
3565 
-                                        . '">' . __( 'course', 'woothemes-sensei' )
3566 
-                                    . '</a>';
3562 
+					$course_link =  '<a href="'
3563 
+										. esc_url( get_permalink( $course_id ) )
3564 
+										. '" title="' . __( 'Sign Up', 'woothemes-sensei' )
3565 
+										. '">' . __( 'course', 'woothemes-sensei' )
3566 
+									. '</a>';
3567 3567
3568 3568 
 					if ( Sensei_Utils::is_preview_lesson( get_the_ID( ) ) ) {
3569 3569 
 
@@ -3575,7 +3575,7 @@  discard block
 
 block discarded – undo
3575 3575
3576 3576 
 					}
3577 3577
3578 
-                    ?>
3578 
+					?>
3579 3579 
                 </div>
3580 3580
3581 3581 
             <?php endif; ?>
 
@@ -3585,75 +3585,75 @@  discard block
 
 block discarded – undo
3585 3585 
         </section>
3586 3586
3587 3587 
         <?php
3588 
-    }// end course_signup_link
3588 
+	}// end course_signup_link
3589 3589
3590 
-    /**
3591 
-     * Show a message telling the user to complete the previous message if they haven't done so yet
3592 
-     *
3593 
-     * @since 1.9.0
3594 
-     */
3595 
-    public  static function prerequisite_complete_message(){
3590 
+	/**
3591 
+	 * Show a message telling the user to complete the previous message if they haven't done so yet
3592 
+	 *
3593 
+	 * @since 1.9.0
3594 
+	 */
3595 
+	public  static function prerequisite_complete_message(){
3596 3596
3597 
-        $lesson_prerequisite =  WooThemes_Sensei_Lesson::get_lesson_prerequisite_id( get_the_ID() );
3598 
-        $lesson_has_pre_requisite = $lesson_prerequisite > 0;
3599 
-        if ( ! WooThemes_Sensei_Lesson::is_prerequisite_complete(  get_the_ID(), get_current_user_id() ) && $lesson_has_pre_requisite ) {
3597 
+		$lesson_prerequisite =  WooThemes_Sensei_Lesson::get_lesson_prerequisite_id( get_the_ID() );
3598 
+		$lesson_has_pre_requisite = $lesson_prerequisite > 0;
3599 
+		if ( ! WooThemes_Sensei_Lesson::is_prerequisite_complete(  get_the_ID(), get_current_user_id() ) && $lesson_has_pre_requisite ) {
3600 3600
3601 
-            $prerequisite_lesson_link  = '<a href="' . esc_url( get_permalink( $lesson_prerequisite ) ) . '" title="' . esc_attr(  sprintf( __( 'You must first complete: %1$s', 'woothemes-sensei' ), get_the_title( $lesson_prerequisite ) ) ) . '">' . get_the_title( $lesson_prerequisite ). '</a>';
3602 
-            echo sprintf( __( 'You must first complete %1$s before viewing this Lesson', 'woothemes-sensei' ), $prerequisite_lesson_link );
3601 
+			$prerequisite_lesson_link  = '<a href="' . esc_url( get_permalink( $lesson_prerequisite ) ) . '" title="' . esc_attr(  sprintf( __( 'You must first complete: %1$s', 'woothemes-sensei' ), get_the_title( $lesson_prerequisite ) ) ) . '">' . get_the_title( $lesson_prerequisite ). '</a>';
3602 
+			echo sprintf( __( 'You must first complete %1$s before viewing this Lesson', 'woothemes-sensei' ), $prerequisite_lesson_link );
3603 3603
3604 
-        }
3604 
+		}
3605 3605
3606 
-    }
3606 
+	}
3607 3607
3608 
-    /**
3609 
-     * Deprecate the sensei_lesson_archive_header hook but keep it
3610 
-     * active for backwards compatibility.
3611 
-     *
3612 
-     * @deprecated since 1.9.0
3613 
-     */
3614 
-    public static function deprecate_sensei_lesson_archive_header_hook(){
3608 
+	/**
3609 
+	 * Deprecate the sensei_lesson_archive_header hook but keep it
3610 
+	 * active for backwards compatibility.
3611 
+	 *
3612 
+	 * @deprecated since 1.9.0
3613 
+	 */
3614 
+	public static function deprecate_sensei_lesson_archive_header_hook(){
3615 3615
3616 
-        sensei_do_deprecated_action('sensei_lesson_archive_header', '1.9.0', 'sensei_loop_lesson_inside_before');
3616 
+		sensei_do_deprecated_action('sensei_lesson_archive_header', '1.9.0', 'sensei_loop_lesson_inside_before');
3617 3617
3618 
-    }
3618 
+	}
3619 3619
3620 
-    /**
3621 
-     * Outputs the the lesson archive header.
3622 
-     *
3623 
-     * @since  1.9.0
3624 
-     * @return void
3625 
-     */
3626 
-    public function the_archive_header( ) {
3620 
+	/**
3621 
+	 * Outputs the the lesson archive header.
3622 
+	 *
3623 
+	 * @since  1.9.0
3624 
+	 * @return void
3625 
+	 */
3626 
+	public function the_archive_header( ) {
3627 3627
3628 
-        $before_html = '<header class="archive-header"><h1>';
3629 
-        $after_html = '</h1></header>';
3630 
-        $html = $before_html .  __( 'Lessons Archive', 'woothemes-sensei' ) . $after_html;
3628 
+		$before_html = '<header class="archive-header"><h1>';
3629 
+		$after_html = '</h1></header>';
3630 
+		$html = $before_html .  __( 'Lessons Archive', 'woothemes-sensei' ) . $after_html;
3631 3631
3632 
-        echo apply_filters( 'sensei_lesson_archive_title', $html );
3632 
+		echo apply_filters( 'sensei_lesson_archive_title', $html );
3633 3633
3634 
-    } // sensei_course_archive_header()
3634 
+	} // sensei_course_archive_header()
3635 3635
3636 
-    /**
3637 
-     * Output the title for the single lesson page
3638 
-     *
3639 
-     * @global $post
3640 
-     * @since 1.9.0
3641 
-     */
3642 
-    public static function the_title(){
3636 
+	/**
3637 
+	 * Output the title for the single lesson page
3638 
+	 *
3639 
+	 * @global $post
3640 
+	 * @since 1.9.0
3641 
+	 */
3642 
+	public static function the_title(){
3643 3643
3644 
-        global $post;
3644 
+		global $post;
3645 3645
3646 
-        ?>
3646 
+		?>
3647 3647 
         <header>
3648 3648
3649 3649 
             <h1>
3650 3650
3651 3651 
                 <?php
3652 
-                /**
3653 
-                 * Filter documented in class-sensei-messages.php the_title
3654 
-                 */
3655 
-                echo apply_filters( 'sensei_single_title', get_the_title( $post ), $post->post_type );
3656 
-                ?>
3652 
+				/**
3653 
+				 * Filter documented in class-sensei-messages.php the_title
3654 
+				 */
3655 
+				echo apply_filters( 'sensei_single_title', get_the_title( $post ), $post->post_type );
3656 
+				?>
3657 3657
3658 3658 
             </h1>
3659 3659 
 
@@ -3661,75 +3661,75 @@  discard block
 
 block discarded – undo
3661 3661
3662 3662 
         <?php
3663 3663
3664 
-    }//the_title
3664 
+	}//the_title
3665 3665
3666 
-    /**
3667 
-     * Flush the rewrite rules for a lesson post type
3668 
-     *
3669 
-     * @since 1.9.0
3670 
-     *
3671 
-     * @param $post_id
3672 
-     */
3673 
-    public static function flush_rewrite_rules( $post_id ){
3666 
+	/**
3667 
+	 * Flush the rewrite rules for a lesson post type
3668 
+	 *
3669 
+	 * @since 1.9.0
3670 
+	 *
3671 
+	 * @param $post_id
3672 
+	 */
3673 
+	public static function flush_rewrite_rules( $post_id ){
3674 3674
3675 
-        if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE){
3675 
+		if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE){
3676 3676
3677 
-            return;
3677 
+			return;
3678 3678
3679 
-        }
3679 
+		}
3680 3680
3681 3681
3682 
-        if( 'lesson' == get_post_type( $post_id )  ){
3682 
+		if( 'lesson' == get_post_type( $post_id )  ){
3683 3683
3684 
-            Sensei()->initiate_rewrite_rules_flush();
3684 
+			Sensei()->initiate_rewrite_rules_flush();
3685 3685
3686 
-        }
3686 
+		}
3687 3687
3688 
-    }
3688 
+	}
3689 3689
3690 
-    /**
3691 
-     * Output the quiz specific buttons and messaging on the single lesson page
3692 
-     *
3693 
-     *
3694 
-     * @since 1.0.0 moved here from frontend class
3695 
-     *
3696 
-     * @param int $lesson_id
3697 
-     * @param int $user_id
3698 
-     */
3699 
-    public static function footer_quiz_call_to_action( $lesson_id = 0, $user_id = 0 ) {
3690 
+	/**
3691 
+	 * Output the quiz specific buttons and messaging on the single lesson page
3692 
+	 *
3693 
+	 *
3694 
+	 * @since 1.0.0 moved here from frontend class
3695 
+	 *
3696 
+	 * @param int $lesson_id
3697 
+	 * @param int $user_id
3698 
+	 */
3699 
+	public static function footer_quiz_call_to_action( $lesson_id = 0, $user_id = 0 ) {
3700 3700
3701 3701
3702 
-        $lesson_id                 =  empty( $lesson_id ) ?  get_the_ID() : $lesson_id;
3703 
-        $user_id                   = empty( $lesson_id ) ?  get_current_user_id() : $user_id;
3702 
+		$lesson_id                 =  empty( $lesson_id ) ?  get_the_ID() : $lesson_id;
3703 
+		$user_id                   = empty( $lesson_id ) ?  get_current_user_id() : $user_id;
3704 3704
3705 3705
3706 
-	    if ( ! sensei_can_user_view_lesson( $lesson_id, $user_id ) ) {
3707 
-		    return;
3708 
-	    }
3706 
+		if ( ! sensei_can_user_view_lesson( $lesson_id, $user_id ) ) {
3707 
+			return;
3708 
+		}
3709 3709
3710 
-        $lesson_prerequisite       = (int) get_post_meta( $lesson_id, '_lesson_prerequisite', true );
3711 
-        $lesson_course_id          = (int) get_post_meta( $lesson_id, '_lesson_course', true );
3712 
-        $quiz_id                   = Sensei()->lesson->lesson_quizzes( $lesson_id );
3713 
-        $has_user_completed_lesson = Sensei_Utils::user_completed_lesson( intval( $lesson_id ), $user_id );
3714 
-        $show_actions              = is_user_logged_in() ? true : false;
3710 
+		$lesson_prerequisite       = (int) get_post_meta( $lesson_id, '_lesson_prerequisite', true );
3711 
+		$lesson_course_id          = (int) get_post_meta( $lesson_id, '_lesson_course', true );
3712 
+		$quiz_id                   = Sensei()->lesson->lesson_quizzes( $lesson_id );
3713 
+		$has_user_completed_lesson = Sensei_Utils::user_completed_lesson( intval( $lesson_id ), $user_id );
3714 
+		$show_actions              = is_user_logged_in() ? true : false;
3715 3715
3716 
-        if( intval( $lesson_prerequisite ) > 0 ) {
3716 
+		if( intval( $lesson_prerequisite ) > 0 ) {
3717 3717
3718 
-            // If the user hasn't completed the prereq then hide the current actions
3719 
-            $show_actions = Sensei_Utils::user_completed_lesson( $lesson_prerequisite, $user_id );
3718 
+			// If the user hasn't completed the prereq then hide the current actions
3719 
+			$show_actions = Sensei_Utils::user_completed_lesson( $lesson_prerequisite, $user_id );
3720 3720
3721 
-        }
3721 
+		}
3722 3722
3723 
-        ?>
3723 
+		?>
3724 3724
3725 3725 
         <footer>
3726 3726
3727 3727 
             <?php
3728 
-            if( $show_actions && $quiz_id && Sensei()->access_settings() ) {
3728 
+			if( $show_actions && $quiz_id && Sensei()->access_settings() ) {
3729 3729
3730 
-                $has_quiz_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
3731 
-                if( $has_quiz_questions ) {
3732 
-                    ?>
3730 
+				$has_quiz_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
3731 
+				if( $has_quiz_questions ) {
3732 
+					?>
3733 3733
3734 3734 
                     <p>
3735 3735 
 
@@ -3744,123 +3744,123 @@  discard block
 
 block discarded – undo
3744 3744 
                     </p>
3745 3745
3746 3746 
                     <?php
3747 
-                }
3747 
+				}
3748 3748
3749 
-            } // End If Statement
3749 
+			} // End If Statement
3750 3750
3751 
-            if ( $show_actions && ! $has_user_completed_lesson ) {
3751 
+			if ( $show_actions && ! $has_user_completed_lesson ) {
3752 3752
3753 
-                sensei_complete_lesson_button();
3753 
+				sensei_complete_lesson_button();
3754 3754
3755 
-            } elseif( $show_actions ) {
3755 
+			} elseif( $show_actions ) {
3756 3756
3757 
-                sensei_reset_lesson_button();
3757 
+				sensei_reset_lesson_button();
3758 3758
3759 
-            } // End If Statement
3760 
-            ?>
3759 
+			} // End If Statement
3760 
+			?>
3761 3761
3762 3762 
         </footer>
3763 3763
3764 3764 
         <?php
3765 
-    } // End sensei_lesson_quiz_meta()
3765 
+	} // End sensei_lesson_quiz_meta()
3766 3766
3767 
-    /**
3768 
-     * Show the lesson comments. This should be used in the loop.
3769 
-     *
3770 
-     * @since 1.9.0
3771 
-     */
3772 
-    public static function output_comments(){
3767 
+	/**
3768 
+	 * Show the lesson comments. This should be used in the loop.
3769 
+	 *
3770 
+	 * @since 1.9.0
3771 
+	 */
3772 
+	public static function output_comments(){
3773 3773
3774 
-        if( ! is_user_logged_in() ){
3775 
-            return;
3776 
-        }
3774 
+		if( ! is_user_logged_in() ){
3775 
+			return;
3776 
+		}
3777 3777
3778 
-        $pre_requisite_complete = Sensei()->lesson->is_prerequisite_complete( get_the_ID(), get_current_user_id() );
3779 
-        $course_id = Sensei()->lesson->get_course_id( get_the_ID() );
3780 
-        $allow_comments = Sensei()->settings->settings[ 'lesson_comments' ];
3781 
-        $user_taking_course = Sensei_Utils::user_started_course($course_id );
3778 
+		$pre_requisite_complete = Sensei()->lesson->is_prerequisite_complete( get_the_ID(), get_current_user_id() );
3779 
+		$course_id = Sensei()->lesson->get_course_id( get_the_ID() );
3780 
+		$allow_comments = Sensei()->settings->settings[ 'lesson_comments' ];
3781 
+		$user_taking_course = Sensei_Utils::user_started_course($course_id );
3782 3782
3783 
-        $lesson_allow_comments = $allow_comments && $pre_requisite_complete  && $user_taking_course;
3783 
+		$lesson_allow_comments = $allow_comments && $pre_requisite_complete  && $user_taking_course;
3784 3784
3785 
-        if (  $lesson_allow_comments || is_singular( 'sensei_message' ) ) {
3785 
+		if (  $lesson_allow_comments || is_singular( 'sensei_message' ) ) {
3786 3786
3787 
-            comments_template();
3787 
+			comments_template();
3788 3788
3789 
-        } // End If Statement
3789 
+		} // End If Statement
3790 3790
3791 
-    } //output_comments
3791 
+	} //output_comments
3792 3792
3793 
-    /**
3794 
-     * Display the leeson quiz status if it should be shown
3795 
-     *
3796 
-     * @param int $lesson_id defaults to the global lesson id
3797 
-     * @param int $user_id defaults to the current user id
3798 
-     *
3799 
-     * @since 1.9.0
3800 
-     */
3801 
-    public static function user_lesson_quiz_status_message( $lesson_id = 0, $user_id = 0){
3793 
+	/**
3794 
+	 * Display the leeson quiz status if it should be shown
3795 
+	 *
3796 
+	 * @param int $lesson_id defaults to the global lesson id
3797 
+	 * @param int $user_id defaults to the current user id
3798 
+	 *
3799 
+	 * @since 1.9.0
3800 
+	 */
3801 
+	public static function user_lesson_quiz_status_message( $lesson_id = 0, $user_id = 0){
3802 3802
3803 
-        $lesson_id                 =  empty( $lesson_id ) ?  get_the_ID() : $lesson_id;
3804 
-        $user_id                   = empty( $lesson_id ) ?  get_current_user_id() : $user_id;
3805 
-        $lesson_course_id          = (int) get_post_meta( $lesson_id, '_lesson_course', true );
3806 
-        $quiz_id                   = Sensei()->lesson->lesson_quizzes( $lesson_id );
3807 
-        $has_user_completed_lesson = Sensei_Utils::user_completed_lesson( intval( $lesson_id ), $user_id );
3803 
+		$lesson_id                 =  empty( $lesson_id ) ?  get_the_ID() : $lesson_id;
3804 
+		$user_id                   = empty( $lesson_id ) ?  get_current_user_id() : $user_id;
3805 
+		$lesson_course_id          = (int) get_post_meta( $lesson_id, '_lesson_course', true );
3806 
+		$quiz_id                   = Sensei()->lesson->lesson_quizzes( $lesson_id );
3807 
+		$has_user_completed_lesson = Sensei_Utils::user_completed_lesson( intval( $lesson_id ), $user_id );
3808 3808
3809 3809
3810 
-        if ( $quiz_id && is_user_logged_in()
3811 
-            && Sensei_Utils::user_started_course( $lesson_course_id, $user_id ) ) {
3810 
+		if ( $quiz_id && is_user_logged_in()
3811 
+			&& Sensei_Utils::user_started_course( $lesson_course_id, $user_id ) ) {
3812 3812
3813 
-            $no_quiz_count = 0;
3814 
-            $has_quiz_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
3813 
+			$no_quiz_count = 0;
3814 
+			$has_quiz_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
3815 3815
3816 
-            // Display lesson quiz status message
3817 
-            if ( $has_user_completed_lesson || $has_quiz_questions ) {
3818 
-                $status = Sensei_Utils::sensei_user_quiz_status_message( $lesson_id, $user_id, true );
3819 
-                echo '<div class="sensei-message ' . $status['box_class'] . '">' . $status['message'] . '</div>';
3820 
-                if( $has_quiz_questions ) {
3821 
-                   // echo $status['extra'];
3822 
-                } // End If Statement
3823 
-            } // End If Statement
3816 
+			// Display lesson quiz status message
3817 
+			if ( $has_user_completed_lesson || $has_quiz_questions ) {
3818 
+				$status = Sensei_Utils::sensei_user_quiz_status_message( $lesson_id, $user_id, true );
3819 
+				echo '<div class="sensei-message ' . $status['box_class'] . '">' . $status['message'] . '</div>';
3820 
+				if( $has_quiz_questions ) {
3821 
+				   // echo $status['extra'];
3822 
+				} // End If Statement
3823 
+			} // End If Statement
3824 3824
3825 
-        }
3825 
+		}
3826 3826
3827 
-    }
3827 
+	}
3828 3828
3829 
-    /**
3830 
-     * On the lesson archive limit the number of words the show up if the access settings are enabled
3831 
-     *
3832 
-     * @since 1.9.0
3833 
-     * @param $content
3834 
-     * @return string
3835 
-     */
3836 
-    public static function limit_archive_content ( $content ){
3829 
+	/**
3830 
+	 * On the lesson archive limit the number of words the show up if the access settings are enabled
3831 
+	 *
3832 
+	 * @since 1.9.0
3833 
+	 * @param $content
3834 
+	 * @return string
3835 
+	 */
3836 
+	public static function limit_archive_content ( $content ){
3837 3837
3838 
-        if( is_archive('lesson') && Sensei()->settings->get('access_permission') ){
3838 
+		if( is_archive('lesson') && Sensei()->settings->get('access_permission') ){
3839 3839
3840 
-            return wp_trim_words( $content, $num_words = 30, $more = '…' );
3841 
-        }
3840 
+			return wp_trim_words( $content, $num_words = 30, $more = '…' );
3841 
+		}
3842 3842
3843 
-        return $content;
3843 
+		return $content;
3844 3844
3845 
-    } // end limit_archive_content
3845 
+	} // end limit_archive_content
3846 3846
3847 
-    /**
3848 
-     * Returns all publised lesson ID's
3849 
-     *
3850 
-     * @since 1.9.0
3851 
-     * @return array
3852 
-     */
3853 
-    public static function get_all_lesson_ids(){
3847 
+	/**
3848 
+	 * Returns all publised lesson ID's
3849 
+	 *
3850 
+	 * @since 1.9.0
3851 
+	 * @return array
3852 
+	 */
3853 
+	public static function get_all_lesson_ids(){
3854 3854
3855 
-        return get_posts( array(
3856 
-            'post_type'=>'lesson',
3857 
-            'fields'=>'ids',
3858 
-            'post_status' => 'publish',
3859 
-            'numberposts' => 4000, // legacy support
3860 
-            'post_per_page' => 4000
3861 
-        ));
3855 
+		return get_posts( array(
3856 
+			'post_type'=>'lesson',
3857 
+			'fields'=>'ids',
3858 
+			'post_status' => 'publish',
3859 
+			'numberposts' => 4000, // legacy support
3860 
+			'post_per_page' => 4000
3861 
+		));
3862 3862
3863 
-    }
3863 
+	}
3864 3864
3865 3865 
 } // End Class
3866 3866
Please login to merge, or discard this patch.
Spacing   +1100 added lines, -1100 removed lines patch added patch discarded remove patch 
@@ -1,5 +1,5 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
2 
+if ( ! defined('ABSPATH')) exit; // Exit if accessed directly
3 3
4 4 
 /**
5 5 
  * Sensei Lessons Class
 
@@ -19,83 +19,83 @@  discard block
 
 block discarded – undo
19 19 
 	 * Constructor.
20 20 
 	 * @since  1.0.0
21 21 
 	 */
22 
-	public function __construct () {
22 
+	public function __construct() {
23 23
24 24 
         $this->token = 'lesson';
25 25
26 26 
 		// Setup meta fields for this post type
27 
-		$this->meta_fields = array( 'lesson_prerequisite', 'lesson_course', 'lesson_preview', 'lesson_length', 'lesson_complexity', 'lesson_video_embed' );
27 
+		$this->meta_fields = array('lesson_prerequisite', 'lesson_course', 'lesson_preview', 'lesson_length', 'lesson_complexity', 'lesson_video_embed');
28 28
29 29 
         $this->question_order = '';
30 30
31 31 
 		// Admin actions
32 
-		if ( is_admin() ) {
32 
+		if (is_admin()) {
33 33
34 34 
 			// Metabox functions
35 
-			add_action( 'admin_menu', array( $this, 'meta_box_setup' ), 20 );
36 
-			add_action( 'save_post', array( $this, 'meta_box_save' ) );
37 
-			add_action( 'save_post', array( $this, 'quiz_update' ) );
35 
+			add_action('admin_menu', array($this, 'meta_box_setup'), 20);
36 
+			add_action('save_post', array($this, 'meta_box_save'));
37 
+			add_action('save_post', array($this, 'quiz_update'));
38 38
39 39 
 			// Custom Write Panel Columns
40 
-			add_filter( 'manage_edit-lesson_columns', array( $this, 'add_column_headings' ), 10, 1 );
41 
-			add_action( 'manage_posts_custom_column', array( $this, 'add_column_data' ), 10, 2 );
40 
+			add_filter('manage_edit-lesson_columns', array($this, 'add_column_headings'), 10, 1);
41 
+			add_action('manage_posts_custom_column', array($this, 'add_column_data'), 10, 2);
42 42
43 43 
 			// Add/Update question
44 
-			add_action( 'wp_ajax_lesson_update_question', array( $this, 'lesson_update_question' ) );
45 
-			add_action( 'wp_ajax_nopriv_lesson_update_question', array( $this, 'lesson_update_question' ) );
44 
+			add_action('wp_ajax_lesson_update_question', array($this, 'lesson_update_question'));
45 
+			add_action('wp_ajax_nopriv_lesson_update_question', array($this, 'lesson_update_question'));
46 46
47 47 
 			// Add course
48 
-			add_action( 'wp_ajax_lesson_add_course', array( $this, 'lesson_add_course' ) );
49 
-			add_action( 'wp_ajax_nopriv_lesson_add_course', array( $this, 'lesson_add_course' ) );
48 
+			add_action('wp_ajax_lesson_add_course', array($this, 'lesson_add_course'));
49 
+			add_action('wp_ajax_nopriv_lesson_add_course', array($this, 'lesson_add_course'));
50 50
51 51 
 			// Update grade type
52 
-			add_action( 'wp_ajax_lesson_update_grade_type', array( $this, 'lesson_update_grade_type' ) );
53 
-			add_action( 'wp_ajax_nopriv_lesson_update_grade_type', array( $this, 'lesson_update_grade_type' ) );
52 
+			add_action('wp_ajax_lesson_update_grade_type', array($this, 'lesson_update_grade_type'));
53 
+			add_action('wp_ajax_nopriv_lesson_update_grade_type', array($this, 'lesson_update_grade_type'));
54 54
55 55 
 			// Update question order
56 
-			add_action( 'wp_ajax_lesson_update_question_order', array( $this, 'lesson_update_question_order' ) );
57 
-			add_action( 'wp_ajax_nopriv_lesson_update_question_order', array( $this, 'lesson_update_question_order' ) );
56 
+			add_action('wp_ajax_lesson_update_question_order', array($this, 'lesson_update_question_order'));
57 
+			add_action('wp_ajax_nopriv_lesson_update_question_order', array($this, 'lesson_update_question_order'));
58 58
59 59 
 			//Update question order
60 
-			add_action( 'wp_ajax_lesson_update_question_order_random', array( $this, 'lesson_update_question_order_random' ) );
61 
-			add_action( 'wp_ajax_nopriv_lesson_update_question_order_random', array( $this, 'lesson_update_question_order_random' ) );
60 
+			add_action('wp_ajax_lesson_update_question_order_random', array($this, 'lesson_update_question_order_random'));
61 
+			add_action('wp_ajax_nopriv_lesson_update_question_order_random', array($this, 'lesson_update_question_order_random'));
62 62
63 63 
 			// Get answer ID
64 
-			add_action( 'wp_ajax_question_get_answer_id', array( $this, 'question_get_answer_id' ) );
65 
-			add_action( 'wp_ajax_nopriv_question_get_answer_id', array( $this, 'question_get_answer_id' ) );
64 
+			add_action('wp_ajax_question_get_answer_id', array($this, 'question_get_answer_id'));
65 
+			add_action('wp_ajax_nopriv_question_get_answer_id', array($this, 'question_get_answer_id'));
66 66
67 67 
 			// Add multiple questions
68 
-			add_action( 'wp_ajax_lesson_add_multiple_questions', array( $this, 'lesson_add_multiple_questions' ) );
69 
-			add_action( 'wp_ajax_nopriv_lesson_add_multiple_questions', array( $this, 'lesson_add_multiple_questions' ) );
68 
+			add_action('wp_ajax_lesson_add_multiple_questions', array($this, 'lesson_add_multiple_questions'));
69 
+			add_action('wp_ajax_nopriv_lesson_add_multiple_questions', array($this, 'lesson_add_multiple_questions'));
70 70
71 71 
 			// Remove multiple questions
72 
-			add_action( 'wp_ajax_lesson_remove_multiple_questions', array( $this, 'lesson_remove_multiple_questions' ) );
73 
-			add_action( 'wp_ajax_nopriv_lesson_remove_multiple_questions', array( $this, 'lesson_remove_multiple_questions' ) );
72 
+			add_action('wp_ajax_lesson_remove_multiple_questions', array($this, 'lesson_remove_multiple_questions'));
73 
+			add_action('wp_ajax_nopriv_lesson_remove_multiple_questions', array($this, 'lesson_remove_multiple_questions'));
74 74
75 75 
 			// Get question category limit
76 
-			add_action( 'wp_ajax_get_question_category_limit', array( $this, 'get_question_category_limit' ) );
77 
-			add_action( 'wp_ajax_nopriv_get_question_category_limit', array( $this, 'get_question_category_limit' ) );
76 
+			add_action('wp_ajax_get_question_category_limit', array($this, 'get_question_category_limit'));
77 
+			add_action('wp_ajax_nopriv_get_question_category_limit', array($this, 'get_question_category_limit'));
78 78
79 79 
 			// Add existing questions
80 
-			add_action( 'wp_ajax_lesson_add_existing_questions', array( $this, 'lesson_add_existing_questions' ) );
81 
-			add_action( 'wp_ajax_nopriv_lesson_add_existing_questions', array( $this, 'lesson_add_existing_questions' ) );
80 
+			add_action('wp_ajax_lesson_add_existing_questions', array($this, 'lesson_add_existing_questions'));
81 
+			add_action('wp_ajax_nopriv_lesson_add_existing_questions', array($this, 'lesson_add_existing_questions'));
82 82
83 83 
 			// Filter existing questions
84 
-			add_action( 'wp_ajax_filter_existing_questions', array( $this, 'quiz_panel_filter_existing_questions' ) );
85 
-			add_action( 'wp_ajax_nopriv_filter_existing_questions', array( $this, 'quiz_panel_filter_existing_questions' ) );
84 
+			add_action('wp_ajax_filter_existing_questions', array($this, 'quiz_panel_filter_existing_questions'));
85 
+			add_action('wp_ajax_nopriv_filter_existing_questions', array($this, 'quiz_panel_filter_existing_questions'));
86 86
87 87 
             // output bulk edit fields
88 
-            add_action( 'bulk_edit_custom_box', array( $this, 'all_lessons_edit_fields' ), 10, 2 );
89 
-            add_action( 'quick_edit_custom_box', array( $this, 'all_lessons_edit_fields' ), 10, 2 );
88 
+            add_action('bulk_edit_custom_box', array($this, 'all_lessons_edit_fields'), 10, 2);
89 
+            add_action('quick_edit_custom_box', array($this, 'all_lessons_edit_fields'), 10, 2);
90 90
91 91 
             // load quick edit default values
92 
-            add_action('manage_lesson_posts_custom_column', array( $this, 'set_quick_edit_admin_defaults'), 11, 2);
92 
+            add_action('manage_lesson_posts_custom_column', array($this, 'set_quick_edit_admin_defaults'), 11, 2);
93 93
94 94 
             // save bulk edit fields
95 
-            add_action( 'wp_ajax_save_bulk_edit_book', array( $this, 'save_all_lessons_edit_fields' ) );
95 
+            add_action('wp_ajax_save_bulk_edit_book', array($this, 'save_all_lessons_edit_fields'));
96 96
97 97 
             // flush rewrite rules when saving a lesson
98 
-            add_action('save_post', array( __CLASS__, 'flush_rewrite_rules' ) );
98 
+            add_action('save_post', array(__CLASS__, 'flush_rewrite_rules'));
99 99
100 100 
 		} else {
101 101 
 			// Frontend actions
 
@@ -108,34 +108,34 @@  discard block
 
 block discarded – undo
108 108 
 	 * @access public
109 109 
 	 * @return void
110 110 
 	 */
111 
-	public function meta_box_setup () {
111 
+	public function meta_box_setup() {
112 112
113 113 
 		// Add Meta Box for Prerequisite Lesson
114 
-		add_meta_box( 'lesson-prerequisite', __( 'Lesson Prerequisite', 'woothemes-sensei' ), array( $this, 'lesson_prerequisite_meta_box_content' ), $this->token, 'side', 'default' );
114 
+		add_meta_box('lesson-prerequisite', __('Lesson Prerequisite', 'woothemes-sensei'), array($this, 'lesson_prerequisite_meta_box_content'), $this->token, 'side', 'default');
115 115
116 116 
 		// Add Meta Box for Lesson Course
117 
-		add_meta_box( 'lesson-course', __( 'Lesson Course', 'woothemes-sensei' ), array( $this, 'lesson_course_meta_box_content' ), $this->token, 'side', 'default' );
117 
+		add_meta_box('lesson-course', __('Lesson Course', 'woothemes-sensei'), array($this, 'lesson_course_meta_box_content'), $this->token, 'side', 'default');
118 118
119 119 
 		// Add Meta Box for Lesson Preview
120 
-		add_meta_box( 'lesson-preview', __( 'Lesson Preview', 'woothemes-sensei' ), array( $this, 'lesson_preview_meta_box_content' ), $this->token, 'side', 'default' );
120 
+		add_meta_box('lesson-preview', __('Lesson Preview', 'woothemes-sensei'), array($this, 'lesson_preview_meta_box_content'), $this->token, 'side', 'default');
121 121
122 122 
 		// Add Meta Box for Lesson Information
123 
-		add_meta_box( 'lesson-info', __( 'Lesson Information', 'woothemes-sensei' ), array( $this, 'lesson_info_meta_box_content' ), $this->token, 'normal', 'default' );
123 
+		add_meta_box('lesson-info', __('Lesson Information', 'woothemes-sensei'), array($this, 'lesson_info_meta_box_content'), $this->token, 'normal', 'default');
124 124
125 125 
 		// Add Meta Box for Quiz Settings
126 
-		add_meta_box( 'lesson-quiz-settings', __( 'Quiz Settings', 'woothemes-sensei' ), array( $this, 'lesson_quiz_settings_meta_box_content' ), $this->token, 'normal', 'default' );
126 
+		add_meta_box('lesson-quiz-settings', __('Quiz Settings', 'woothemes-sensei'), array($this, 'lesson_quiz_settings_meta_box_content'), $this->token, 'normal', 'default');
127 127
128 128 
 		// Add Meta Box for Lesson Quiz Questions
129 
-		add_meta_box( 'lesson-quiz', __( 'Quiz Questions', 'woothemes-sensei' ), array( $this, 'lesson_quiz_meta_box_content' ), $this->token, 'normal', 'default' );
129 
+		add_meta_box('lesson-quiz', __('Quiz Questions', 'woothemes-sensei'), array($this, 'lesson_quiz_meta_box_content'), $this->token, 'normal', 'default');
130 130
131 131 
 		// Remove "Custom Settings" meta box.
132 
-		remove_meta_box( 'woothemes-settings', $this->token, 'normal' );
132 
+		remove_meta_box('woothemes-settings', $this->token, 'normal');
133 133
134 134 
 		// Add JS scripts
135 
-		add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
135 
+		add_action('admin_enqueue_scripts', array($this, 'enqueue_scripts'));
136 136
137 137 
 		// Add CSS
138 
-		add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_styles' ) );
138 
+		add_action('admin_enqueue_scripts', array($this, 'enqueue_styles'));
139 139
140 140 
 	} // End meta_box_setup()
141 141 
 
@@ -146,30 +146,30 @@  discard block
 
 block discarded – undo
146 146 
 	 * @access public
147 147 
 	 * @return void
148 148 
 	 */
149 
-	public function lesson_info_meta_box_content () {
149 
+	public function lesson_info_meta_box_content() {
150 150 
 		global $post;
151 151
152 
-		$lesson_length = get_post_meta( $post->ID, '_lesson_length', true );
153 
-		$lesson_complexity = get_post_meta( $post->ID, '_lesson_complexity', true );
152 
+		$lesson_length = get_post_meta($post->ID, '_lesson_length', true);
153 
+		$lesson_complexity = get_post_meta($post->ID, '_lesson_complexity', true);
154 154 
 		$complexity_array = $this->lesson_complexities();
155 
-		$lesson_video_embed = get_post_meta( $post->ID, '_lesson_video_embed', true );
155 
+		$lesson_video_embed = get_post_meta($post->ID, '_lesson_video_embed', true);
156 156
157 157 
 		$html = '';
158 158 
 		// Lesson Length
159 
-		$html .= '<p><label for="lesson_length">' . __( 'Lesson Length in minutes', 'woothemes-sensei' ) . ': </label>';
160 
-		$html .= '<input type="number" id="lesson-length" name="lesson_length" class="small-text" value="' . esc_attr( $lesson_length ) . '" /></p>' . "\n";
159 
+		$html .= '<p><label for="lesson_length">'.__('Lesson Length in minutes', 'woothemes-sensei').': </label>';
160 
+		$html .= '<input type="number" id="lesson-length" name="lesson_length" class="small-text" value="'.esc_attr($lesson_length).'" /></p>'."\n";
161 161 
 		// Lesson Complexity
162 
-		$html .= '<p><label for="lesson_complexity">' . __( 'Lesson Complexity', 'woothemes-sensei' ) . ': </label>';
162 
+		$html .= '<p><label for="lesson_complexity">'.__('Lesson Complexity', 'woothemes-sensei').': </label>';
163 163 
 		$html .= '<select id="lesson-complexity-options" name="lesson_complexity" class="chosen_select lesson-complexity-select">';
164 
-			$html .= '<option value="">' . __( 'None', 'woothemes-sensei' ) . '</option>';
165 
-			foreach ($complexity_array as $key => $value){
166 
-				$html .= '<option value="' . esc_attr( $key ) . '"' . selected( $key, $lesson_complexity, false ) . '>' . esc_html( $value ) . '</option>' . "\n";
164 
+			$html .= '<option value="">'.__('None', 'woothemes-sensei').'</option>';
165 
+			foreach ($complexity_array as $key => $value) {
166 
+				$html .= '<option value="'.esc_attr($key).'"'.selected($key, $lesson_complexity, false).'>'.esc_html($value).'</option>'."\n";
167 167 
 			} // End For Loop
168 
-		$html .= '</select></p>' . "\n";
168 
+		$html .= '</select></p>'."\n";
169 169
170 
-		$html .= '<p><label for="lesson_video_embed">' . __( 'Video Embed Code', 'woothemes-sensei' ) . ':</label><br/>' . "\n";
171 
-		$html .= '<textarea rows="5" cols="50" name="lesson_video_embed" tabindex="6" id="course-video-embed">' . $lesson_video_embed . '</textarea></p>' . "\n";
172 
-		$html .= '<p>' .  __( 'Paste the embed code for your video (e.g. YouTube, Vimeo etc.) in the box above.', 'woothemes-sensei' ) . '</p>';
170 
+		$html .= '<p><label for="lesson_video_embed">'.__('Video Embed Code', 'woothemes-sensei').':</label><br/>'."\n";
171 
+		$html .= '<textarea rows="5" cols="50" name="lesson_video_embed" tabindex="6" id="course-video-embed">'.$lesson_video_embed.'</textarea></p>'."\n";
172 
+		$html .= '<p>'.__('Paste the embed code for your video (e.g. YouTube, Vimeo etc.) in the box above.', 'woothemes-sensei').'</p>';
173 173
174 174 
 		echo $html;
175 175 
 
@@ -181,31 +181,31 @@  discard block
 
 block discarded – undo
181 181 
 	 * @access public
182 182 
 	 * @return void
183 183 
 	 */
184 
-	public function lesson_prerequisite_meta_box_content () {
184 
+	public function lesson_prerequisite_meta_box_content() {
185 185 
 		global $post;
186 186 
 		// Get existing post meta
187 
-		$select_lesson_prerequisite = get_post_meta( $post->ID, '_lesson_prerequisite', true );
187 
+		$select_lesson_prerequisite = get_post_meta($post->ID, '_lesson_prerequisite', true);
188 188 
 		// Get the Lesson Posts
189 
-		$post_args = array(	'post_type' 		=> 'lesson',
189 
+		$post_args = array('post_type' 		=> 'lesson',
190 190 
 							'posts_per_page' 		=> -1,
191 191 
 							'orderby'         	=> 'title',
192 192 
     						'order'           	=> 'ASC',
193 193 
     						'exclude' 			=> $post->ID,
194 194 
 							'suppress_filters' 	=> 0
195 195 
 							);
196 
-		$posts_array = get_posts( $post_args );
196 
+		$posts_array = get_posts($post_args);
197 197 
 		// Build the HTML to Output
198 198 
 		$html = '';
199 
-		$html .= wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce', true, false  );
200 
-		if ( count( $posts_array ) > 0 ) {
201 
-			$html .= '<select id="lesson-prerequisite-options" name="lesson_prerequisite" class="chosen_select widefat">' . "\n";
202 
-			$html .= '<option value="">' . __( 'None', 'woothemes-sensei' ) . '</option>';
203 
-				foreach ($posts_array as $post_item){
204 
-					$html .= '<option value="' . esc_attr( absint( $post_item->ID ) ) . '"' . selected( $post_item->ID, $select_lesson_prerequisite, false ) . '>' . esc_html( $post_item->post_title ) . '</option>' . "\n";
199 
+		$html .= wp_nonce_field('sensei-save-post-meta', 'woo_'.$this->token.'_nonce', true, false);
200 
+		if (count($posts_array) > 0) {
201 
+			$html .= '<select id="lesson-prerequisite-options" name="lesson_prerequisite" class="chosen_select widefat">'."\n";
202 
+			$html .= '<option value="">'.__('None', 'woothemes-sensei').'</option>';
203 
+				foreach ($posts_array as $post_item) {
204 
+					$html .= '<option value="'.esc_attr(absint($post_item->ID)).'"'.selected($post_item->ID, $select_lesson_prerequisite, false).'>'.esc_html($post_item->post_title).'</option>'."\n";
205 205 
 				} // End For Loop
206 
-			$html .= '</select>' . "\n";
206 
+			$html .= '</select>'."\n";
207 207 
 		} else {
208 
-			$html .= '<p>' . esc_html( __( 'No lessons exist yet. Please add some first.', 'woothemes-sensei' ) ) . '</p>';
208 
+			$html .= '<p>'.esc_html(__('No lessons exist yet. Please add some first.', 'woothemes-sensei')).'</p>';
209 209 
 		} // End If Statement
210 210 
 		// Output the HTML
211 211 
 		echo $html;
 
@@ -217,20 +217,20 @@  discard block
 
 block discarded – undo
217 217 
 	 * @access public
218 218 
 	 * @return void
219 219 
 	 */
220 
-	public function lesson_preview_meta_box_content () {
220 
+	public function lesson_preview_meta_box_content() {
221 221 
 		global $post;
222 222 
 		// Get existing post meta
223 
-		$lesson_preview = get_post_meta( $post->ID, '_lesson_preview', true );
223 
+		$lesson_preview = get_post_meta($post->ID, '_lesson_preview', true);
224 224 
 		$html = '';
225 
-		$html .= wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce', true, false  );
225 
+		$html .= wp_nonce_field('sensei-save-post-meta', 'woo_'.$this->token.'_nonce', true, false);
226 226
227 227 
 		$checked = '';
228 
-		if ( isset( $lesson_preview ) && ( '' != $lesson_preview ) ) {
229 
-	 	    $checked = checked( 'preview', $lesson_preview, false );
228 
+		if (isset($lesson_preview) && ('' != $lesson_preview)) {
229 
+	 	    $checked = checked('preview', $lesson_preview, false);
230 230 
 	 	} // End If Statement
231 231
232 232 
 	 	$html .= '<label for="lesson_preview">';
233 
-	 	$html .= '<input type="checkbox" id="lesson_preview" name="lesson_preview" value="preview" ' . $checked . '>&nbsp;' . __( 'Allow this lesson to be viewed without purchase/login', 'woothemes-sensei' ) . '<br>';
233 
+	 	$html .= '<input type="checkbox" id="lesson_preview" name="lesson_preview" value="preview" '.$checked.'>&nbsp;'.__('Allow this lesson to be viewed without purchase/login', 'woothemes-sensei').'<br>';
234 234
235 235 
 		// Output the HTML
236 236 
 		echo $html;
 
@@ -243,32 +243,32 @@  discard block
 
 block discarded – undo
243 243 
 	 * @param int $post_id
244 244 
 	 * @return integer $post_id
245 245 
 	 */
246 
-	public function meta_box_save ( $post_id ) {
246 
+	public function meta_box_save($post_id) {
247 247
248 248 
 		// Verify the nonce before proceeding.
249 
-		if ( ( get_post_type( $post_id ) != $this->token ) || !isset(   $_POST[ 'woo_' . $this->token . '_nonce'] )  || ! wp_verify_nonce( $_POST[ 'woo_' . $this->token . '_nonce' ], 'sensei-save-post-meta' ) ) {
249 
+		if ((get_post_type($post_id) != $this->token) || ! isset($_POST['woo_'.$this->token.'_nonce']) || ! wp_verify_nonce($_POST['woo_'.$this->token.'_nonce'], 'sensei-save-post-meta')) {
250 250 
 			return $post_id;
251 251 
 		} // End If Statement
252 252 
 		// Get the post type object.
253 
-		$post_type = get_post_type_object( get_post_type( $post_id ) );
253 
+		$post_type = get_post_type_object(get_post_type($post_id));
254 254 
 		// Check if the current user has permission to edit the post.
255 
-		if ( !current_user_can( $post_type->cap->edit_post, $post_id ) ) {
255 
+		if ( ! current_user_can($post_type->cap->edit_post, $post_id)) {
256 256 
 			return $post_id;
257 257 
 		} // End If Statement
258 258 
 		// Check if the current post type is a page
259 
-		if ( 'page' == $_POST[ 'post_type' ] ) {
260 
-			if ( ! current_user_can( 'edit_page', $post_id ) ) {
259 
+		if ('page' == $_POST['post_type']) {
260 
+			if ( ! current_user_can('edit_page', $post_id)) {
261 261 
 				return $post_id;
262 262 
 			} // End If Statement
263 263 
 		} else {
264 
-			if ( ! current_user_can( 'edit_post', $post_id ) ) {
264 
+			if ( ! current_user_can('edit_post', $post_id)) {
265 265 
 				return $post_id;
266 266 
 			} // End If Statement
267 267 
 		} // End If Statement
268 268 
 		// Save the post meta data fields
269 
-		if ( isset($this->meta_fields) && is_array($this->meta_fields) ) {
270 
-			foreach ( $this->meta_fields as $meta_key ) {
271 
-				$this->save_post_meta( $meta_key, $post_id );
269 
+		if (isset($this->meta_fields) && is_array($this->meta_fields)) {
270 
+			foreach ($this->meta_fields as $meta_key) {
271 
+				$this->save_post_meta($meta_key, $post_id);
272 272 
 			} // End For Loop
273 273 
 		} // End If Statement
274 274 
 	} // End meta_box_save()
 
@@ -280,37 +280,37 @@  discard block
 
 block discarded – undo
280 280 
 	 * @access public
281 281 
 	 * @return integer|boolean $post_id or false
282 282 
 	 */
283 
-	public function quiz_update( $post_id ) {
283 
+	public function quiz_update($post_id) {
284 284 
 		global $post;
285 285 
 		// Verify the nonce before proceeding.
286 
-		if ( ( 'lesson' != get_post_type( $post_id ) )|| !isset(   $_POST[ 'woo_' . $this->token . '_nonce'] )  || ! wp_verify_nonce( $_POST[ 'woo_' . $this->token . '_nonce' ], 'sensei-save-post-meta') ) {
287 
-			if ( isset($post->ID) ) {
286 
+		if (('lesson' != get_post_type($post_id)) || ! isset($_POST['woo_'.$this->token.'_nonce']) || ! wp_verify_nonce($_POST['woo_'.$this->token.'_nonce'], 'sensei-save-post-meta')) {
287 
+			if (isset($post->ID)) {
288 288 
 				return $post->ID;
289 289 
 			} else {
290 290 
 				return false;
291 291 
 			} // End If Statement
292 292 
 		} // End If Statement
293 293
294 
-		if( wp_is_post_revision( $post_id ) || wp_is_post_autosave( $post_id ) ) {
294 
+		if (wp_is_post_revision($post_id) || wp_is_post_autosave($post_id)) {
295 295 
 			return false;
296 296 
 		}
297 297
298 298 
 		// Temporarily disable the filter
299 
-        remove_action( 'save_post', array( $this, 'quiz_update' ) );
299 
+        remove_action('save_post', array($this, 'quiz_update'));
300 300 
 		// Save the Quiz
301 
-		$quiz_id = $this->lesson_quizzes( $post_id, 'any');
301 
+		$quiz_id = $this->lesson_quizzes($post_id, 'any');
302 302
303 303 
 		 // Sanitize and setup the post data
304 
-		$_POST = stripslashes_deep( $_POST );
305 
-		if ( isset( $_POST[ 'quiz_id' ] ) && ( 0 < absint( $_POST[ 'quiz_id' ] ) ) ) {
306 
-			$quiz_id = absint( $_POST[ 'quiz_id' ] );
304 
+		$_POST = stripslashes_deep($_POST);
305 
+		if (isset($_POST['quiz_id']) && (0 < absint($_POST['quiz_id']))) {
306 
+			$quiz_id = absint($_POST['quiz_id']);
307 307 
 		} // End If Statement
308 
-		$post_title = esc_html( $_POST[ 'post_title' ] );
309 
-		$post_status = esc_html( $_POST[ 'post_status' ] );
308 
+		$post_title = esc_html($_POST['post_title']);
309 
+		$post_status = esc_html($_POST['post_status']);
310 310 
 		$post_content = '';
311 311
312 312 
 		// Setup Query Arguments
313 
-		$post_type_args = array(	'post_content' => $post_content,
313 
+		$post_type_args = array('post_content' => $post_content,
314 314 
   		    						'post_status' => $post_status,
315 315 
   		    						'post_title' => $post_title,
316 316 
   		    						'post_type' => 'quiz',
 
@@ -320,84 +320,84 @@  discard block
 
 block discarded – undo
320 320 
 		$settings = $this->get_quiz_settings();
321 321
322 322 
   		// Update or Insert the Lesson Quiz
323 
-		if ( 0 < $quiz_id ) {
323 
+		if (0 < $quiz_id) {
324 324 
 			// Update the Quiz
325 
-			$post_type_args[ 'ID' ] = $quiz_id;
325 
+			$post_type_args['ID'] = $quiz_id;
326 326 
 		    wp_update_post($post_type_args);
327 327
328 328 
 		    // Update the post meta data
329 
-		    update_post_meta( $quiz_id, '_quiz_lesson', $post_id );
329 
+		    update_post_meta($quiz_id, '_quiz_lesson', $post_id);
330 330
331 
-		    foreach( $settings as $field ) {
332 
-		    	if( 'random_question_order' != $field['id'] ) {
333 
-			    	$value = $this->get_submitted_setting_value( $field );
334 
-			    	if( isset( $value ) ) {
335 
-			    		update_post_meta( $quiz_id, '_' . $field['id'], $value );
331 
+		    foreach ($settings as $field) {
332 
+		    	if ('random_question_order' != $field['id']) {
333 
+			    	$value = $this->get_submitted_setting_value($field);
334 
+			    	if (isset($value)) {
335 
+			    		update_post_meta($quiz_id, '_'.$field['id'], $value);
336 336 
 			    	}
337 337 
 			    }
338 338 
 		    }
339 339
340 340 
 		    // Set the post terms for quiz-type
341 
-		    wp_set_post_terms( $quiz_id, array( 'multiple-choice' ), 'quiz-type' );
341 
+		    wp_set_post_terms($quiz_id, array('multiple-choice'), 'quiz-type');
342 342 
 		} else {
343 343 
 			// Create the Quiz
344 344 
 		    $quiz_id = wp_insert_post($post_type_args);
345 345
346 346 
 		    // Add the post meta data WP will add it if it doesn't exist
347 
-            update_post_meta( $quiz_id, '_quiz_lesson', $post_id );
347 
+            update_post_meta($quiz_id, '_quiz_lesson', $post_id);
348 348
349 
-		    foreach( $settings as $field ) {
350 
-		    	if( 'random_question_order' != $field['id'] ) {
349 
+		    foreach ($settings as $field) {
350 
+		    	if ('random_question_order' != $field['id']) {
351 351
352 352 
                     //ignore values not posted to avoid
353 353 
                     // overwriting with empty or default values
354 354 
                     // when the values are posted from bulk edit or quick edit
355 
-                    if( !isset( $_POST[ $field['id'] ] ) ){
355 
+                    if ( ! isset($_POST[$field['id']])) {
356 356 
                         continue;
357 357 
                     }
358 358
359 
-			    	$value = $this->get_submitted_setting_value( $field );
360 
-			    	if( isset( $value ) ) {
361 
-			    		add_post_meta( $quiz_id, '_' . $field['id'], $value );
359 
+			    	$value = $this->get_submitted_setting_value($field);
360 
+			    	if (isset($value)) {
361 
+			    		add_post_meta($quiz_id, '_'.$field['id'], $value);
362 362 
 			    	}
363 363 
 			    }
364 364 
 		    }
365 365
366 366 
 		    // Set the post terms for quiz-type
367 
-		    wp_set_post_terms( $quiz_id, array( 'multiple-choice' ), 'quiz-type' );
367 
+		    wp_set_post_terms($quiz_id, array('multiple-choice'), 'quiz-type');
368 368 
 		} // End If Statement
369 369
370 370 
 		// Add default lesson order meta value
371 
-		$course_id = get_post_meta( $post_id, '_lesson_course', true );
372 
-		if( $course_id ) {
373 
-			if( ! get_post_meta( $post_id, '_order_' . $course_id, true ) ) {
374 
-				update_post_meta( $post_id, '_order_' . $course_id, 0 );
371 
+		$course_id = get_post_meta($post_id, '_lesson_course', true);
372 
+		if ($course_id) {
373 
+			if ( ! get_post_meta($post_id, '_order_'.$course_id, true)) {
374 
+				update_post_meta($post_id, '_order_'.$course_id, 0);
375 375 
 			}
376 376 
 		}
377 377 
 		// Add reference back to the Quiz
378 
-		update_post_meta( $post_id, '_lesson_quiz', $quiz_id );
378 
+		update_post_meta($post_id, '_lesson_quiz', $quiz_id);
379 379 
 		// Mark if the Lesson Quiz has questions
380 
-		$quiz_questions = Sensei()->lesson->lesson_quiz_questions( $quiz_id );
381 
-		if( 0 < count( $quiz_questions ) ) {
382 
-			update_post_meta( $post_id, '_quiz_has_questions', '1' );
380 
+		$quiz_questions = Sensei()->lesson->lesson_quiz_questions($quiz_id);
381 
+		if (0 < count($quiz_questions)) {
382 
+			update_post_meta($post_id, '_quiz_has_questions', '1');
383 383 
 		}
384 384 
 		else {
385 
-			delete_post_meta( $post_id, '_quiz_has_questions' );
385 
+			delete_post_meta($post_id, '_quiz_has_questions');
386 386 
 		}
387 387
388 388 
 		// Restore the previously disabled filter
389 
-        add_action( 'save_post', array( $this, 'quiz_update' ) );
389 
+        add_action('save_post', array($this, 'quiz_update'));
390 390
391 391 
 	} // End post_updated()
392 392
393 
-	public function get_submitted_setting_value( $field = false ) {
393 
+	public function get_submitted_setting_value($field = false) {
394 394
395 
-		if( ! $field ) return;
395 
+		if ( ! $field) return;
396 396
397 397 
 		$value = false;
398 398
399 
-		if( 'quiz_grade_type' == $field['id'] ) {
400 
-			if( isset( $_POST[ $field['id'] ] ) && 'on' == $_POST[ $field['id'] ] ) {
399 
+		if ('quiz_grade_type' == $field['id']) {
400 
+			if (isset($_POST[$field['id']]) && 'on' == $_POST[$field['id']]) {
401 401 
 				$value = 'auto';
402 402 
 			} else {
403 403 
 				$value = 'manual';
 
@@ -405,8 +405,8 @@  discard block
 
 block discarded – undo
405 405 
 			return $value;
406 406 
 		}
407 407
408 
-		if ( isset( $_POST[ $field['id'] ] ) ) {
409 
-			$value = $_POST[ $field['id'] ];
408 
+		if (isset($_POST[$field['id']])) {
409 
+			$value = $_POST[$field['id']];
410 410 
 		} else {
411 411 
 			$value = $field['default'];
412 412 
 		}
 
@@ -422,18 +422,18 @@  discard block
 
 block discarded – undo
422 422 
 	 * @param int $post_id (default: 0)
423 423 
 	 * @return int|bool meta id or saved status
424 424 
 	 */
425 
-	private function save_post_meta( $post_key = '', $post_id = 0 ) {
425 
+	private function save_post_meta($post_key = '', $post_id = 0) {
426 426 
 		// Get the meta key.
427 
-		$meta_key = '_' . $post_key;
427 
+		$meta_key = '_'.$post_key;
428 428
429 429 
         //ignore fields are not posted
430 430
431 
-        if( !isset( $_POST[ $post_key ] ) ){
431 
+        if ( ! isset($_POST[$post_key])) {
432 432
433 433 
             // except for lesson preview checkbox field
434 
-            if( 'lesson_preview' == $post_key ){
434 
+            if ('lesson_preview' == $post_key) {
435 435
436 
-                $_POST[ $post_key ] = '';
436 
+                $_POST[$post_key] = '';
437 437
438 438 
             } else {
439 439 
 
@@ -444,15 +444,15 @@  discard block
 
 block discarded – undo
444 444 
         }
445 445
446 446 
 		// Get the posted data and sanitize it for use as an HTML class.
447 
-		if ( 'lesson_video_embed' == $post_key) {
448 
-			$new_meta_value = esc_html( $_POST[$post_key] );
447 
+		if ('lesson_video_embed' == $post_key) {
448 
+			$new_meta_value = esc_html($_POST[$post_key]);
449 449 
 		} else {
450 
-			$new_meta_value = ( isset( $_POST[$post_key] ) ? sanitize_html_class( $_POST[$post_key] ) : '' );
450 
+			$new_meta_value = (isset($_POST[$post_key]) ? sanitize_html_class($_POST[$post_key]) : '');
451 451 
 		} // End If Statement
452 452
453 453 
         // update field with the new value
454 
-        if( -1 != $new_meta_value  ){
455 
-            return update_post_meta( $post_id, $meta_key, $new_meta_value );
454 
+        if ( -1 != $new_meta_value  ) {
455 
+            return update_post_meta($post_id, $meta_key, $new_meta_value);
456 456 
         }
457 457
458 458 
 	} // End save_post_meta()
 
@@ -463,30 +463,30 @@  discard block
 
 block discarded – undo
463 463 
 	 * @access public
464 464 
 	 * @return void
465 465 
 	 */
466 
-	public function lesson_course_meta_box_content () {
466 
+	public function lesson_course_meta_box_content() {
467 467 
 		global $post;
468 468 
 		// Setup Lesson Meta Data
469 469 
 		$selected_lesson_course = 0;
470 
-		if ( 0 < $post->ID ) {
471 
-			$selected_lesson_course = get_post_meta( $post->ID, '_lesson_course', true );
470 
+		if (0 < $post->ID) {
471 
+			$selected_lesson_course = get_post_meta($post->ID, '_lesson_course', true);
472 472 
 		} // End If Statement
473 473 
 		// Handle preselected course
474 
-		if ( isset( $_GET[ 'course_id' ] ) && ( 0 < absint( $_GET[ 'course_id' ] ) ) ) {
475 
-			$selected_lesson_course = absint( $_GET[ 'course_id' ] );
474 
+		if (isset($_GET['course_id']) && (0 < absint($_GET['course_id']))) {
475 
+			$selected_lesson_course = absint($_GET['course_id']);
476 476 
 		} // End If Statement
477 477 
 		// Get the Lesson Posts
478 
-		$post_args = array(	'post_type' 		=> 'course',
478 
+		$post_args = array('post_type' 		=> 'course',
479 479 
 							'posts_per_page' 		=> -1,
480 480 
 							'orderby'         	=> 'title',
481 481 
     						'order'           	=> 'ASC',
482 482 
     						'post_status'      	=> 'any',
483 483 
     						'suppress_filters' 	=> 0,
484 484 
 							);
485 
-		$posts_array = get_posts( $post_args );
485 
+		$posts_array = get_posts($post_args);
486 486 
 		// Buid the HTML to Output
487 487 
 		$html = '';
488 488 
 		// Nonce
489 
-		$html .= wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce', true, false  );
489 
+		$html .= wp_nonce_field('sensei-save-post-meta', 'woo_'.$this->token.'_nonce', true, false);
490 490
491 491 
         // Select the course for the lesson
492 492 
         $drop_down_args = array(
 
@@ -496,67 +496,67 @@  discard block
 
 block discarded – undo
496 496
497 497 
         $courses = WooThemes_Sensei_Course::get_all_courses();
498 498 
         $courses_options = array();
499 
-        foreach( $courses as $course ){
500 
-            $courses_options[ $course->ID ] = get_the_title( $course ) ;
499 
+        foreach ($courses as $course) {
500 
+            $courses_options[$course->ID] = get_the_title($course);
501 501 
         }
502 
-        $html .= Sensei_Utils::generate_drop_down( $selected_lesson_course, $courses_options, $drop_down_args );
502 
+        $html .= Sensei_Utils::generate_drop_down($selected_lesson_course, $courses_options, $drop_down_args);
503 503
504 504 
         // Course Actions Panel
505 
-		if ( current_user_can( 'publish_courses' )) {
505 
+		if (current_user_can('publish_courses')) {
506 506 
 				$html .= '<div id="lesson-course-actions">';
507 507 
 					$html .= '<p>';
508 508 
 						// Add a course action link
509 
-						$html .= '<a id="lesson-course-add" href="#course-add" class="lesson-add-course">+ ' . __('Add New Course', 'woothemes-sensei' ) . '</a>';
509 
+						$html .= '<a id="lesson-course-add" href="#course-add" class="lesson-add-course">+ '.__('Add New Course', 'woothemes-sensei').'</a>';
510 510 
 					$html .= '</p>';
511 511 
 				$html .= '</div>';
512 512 
 				// Add a course input fields
513 513 
 				$html .= '<div id="lesson-course-details" class="hidden">';
514 514 
 					$html .= '<p>';
515 515 
 						// Course Title input
516 
-						$html .= '<label>' . __( 'Course Title' , 'woothemes-sensei' ) . '</label> ';
516 
+						$html .= '<label>'.__('Course Title', 'woothemes-sensei').'</label> ';
517 517 
 	  					$html .= '<input type="text" id="course-title" name="course_title" value="" size="25" class="widefat" />';
518 518 
 	  					// Course Description input
519 
-	  					$html .= '<label>' . __( 'Description' , 'woothemes-sensei' ) . '</label> ';
519 
+	  					$html .= '<label>'.__('Description', 'woothemes-sensei').'</label> ';
520 520 
 	  					$html .= '<textarea rows="10" cols="40" id="course-content" name="course_content" value="" size="300" class="widefat"></textarea>';
521 521 
 	  					// Course Prerequisite
522 
-	  					$html .= '<label>' . __( 'Course Prerequisite' , 'woothemes-sensei' ) . '</label> ';
523 
-	  					$html .= '<select id="course-prerequisite-options" name="course_prerequisite" class="chosen_select widefat">' . "\n";
524 
-							$html .= '<option value="">' . __( 'None', 'woothemes-sensei' ) . '</option>';
525 
-							foreach ($posts_array as $post_item){
526 
-								$html .= '<option value="' . esc_attr( absint( $post_item->ID ) ) . '">' . esc_html( $post_item->post_title ) . '</option>' . "\n";
522 
+	  					$html .= '<label>'.__('Course Prerequisite', 'woothemes-sensei').'</label> ';
523 
+	  					$html .= '<select id="course-prerequisite-options" name="course_prerequisite" class="chosen_select widefat">'."\n";
524 
+							$html .= '<option value="">'.__('None', 'woothemes-sensei').'</option>';
525 
+							foreach ($posts_array as $post_item) {
526 
+								$html .= '<option value="'.esc_attr(absint($post_item->ID)).'">'.esc_html($post_item->post_title).'</option>'."\n";
527 527 
 							} // End For Loop
528 
-						$html .= '</select>' . "\n";
528 
+						$html .= '</select>'."\n";
529 529 
 						// Course Product
530 
-                        if ( Sensei_WC::is_woocommerce_active() ) {
530 
+                        if (Sensei_WC::is_woocommerce_active()) {
531 531 
 	  						// Get the Products
532 
-							$select_course_woocommerce_product = get_post_meta( $post_item->ID, '_course_woocommerce_product', true );
532 
+							$select_course_woocommerce_product = get_post_meta($post_item->ID, '_course_woocommerce_product', true);
533 533
534 
-							$product_args = array(	'post_type' 		=> array( 'product', 'product_variation' ),
534 
+							$product_args = array('post_type' 		=> array('product', 'product_variation'),
535 535 
 													'posts_per_page' 		=> -1,
536 536 
 													'orderby'         	=> 'title',
537 537 
 	    											'order'           	=> 'DESC',
538 
-	    											'post_status'		=> array( 'publish', 'private', 'draft' ),
538 
+	    											'post_status'		=> array('publish', 'private', 'draft'),
539 539 
 	    											'tax_query'			=> array(
540 540 
 														array(
541 541 
 															'taxonomy'	=> 'product_type',
542 542 
 															'field'		=> 'slug',
543 
-															'terms'		=> array( 'variable', 'grouped' ),
543 
+															'terms'		=> array('variable', 'grouped'),
544 544 
 															'operator'	=> 'NOT IN'
545 545 
 														)
546 546 
 													),
547 547 
 	    											'suppress_filters' 	=> 0
548 548 
 													);
549 
-							$products_array = get_posts( $product_args );
550 
-							$html .= '<label>' . __( 'WooCommerce Product' , 'woothemes-sensei' ) . '</label> ';
551 
-	  						$html .= '<select id="course-woocommerce-product-options" name="course_woocommerce_product" class="chosen_select widefat">' . "\n";
552 
-								$html .= '<option value="-">' . __( 'None', 'woothemes-sensei' ) . '</option>';
549 
+							$products_array = get_posts($product_args);
550 
+							$html .= '<label>'.__('WooCommerce Product', 'woothemes-sensei').'</label> ';
551 
+	  						$html .= '<select id="course-woocommerce-product-options" name="course_woocommerce_product" class="chosen_select widefat">'."\n";
552 
+								$html .= '<option value="-">'.__('None', 'woothemes-sensei').'</option>';
553 553 
 								$prev_parent_id = 0;
554 
-								foreach ($products_array as $products_item){
554 
+								foreach ($products_array as $products_item) {
555 555
556 
-									if ( 'product_variation' == $products_item->post_type ) {
557 
-										$product_object = get_product( $products_item->ID );
558 
-										$parent_id = wp_get_post_parent_id( $products_item->ID );
559 
-										$product_name = ucwords( woocommerce_get_formatted_variation( $product_object->variation_data, true ) );
556 
+									if ('product_variation' == $products_item->post_type) {
557 
+										$product_object = get_product($products_item->ID);
558 
+										$parent_id = wp_get_post_parent_id($products_item->ID);
559 
+										$product_name = ucwords(woocommerce_get_formatted_variation($product_object->variation_data, true));
560 560 
 									} else {
561 561 
 										$parent_id = false;
562 562 
 										$prev_parent_id = 0;
 
@@ -564,32 +564,32 @@  discard block
 
 block discarded – undo
564 564 
 									}
565 565
566 566 
 									// Show variations in groups
567 
-									if( $parent_id && $parent_id != $prev_parent_id ) {
568 
-										if( 0 != $prev_parent_id ) {
567 
+									if ($parent_id && $parent_id != $prev_parent_id) {
568 
+										if (0 != $prev_parent_id) {
569 569 
 											$html .= '</optgroup>';
570 570 
 										}
571 
-										$html .= '<optgroup label="' . get_the_title( $parent_id ) . '">';
571 
+										$html .= '<optgroup label="'.get_the_title($parent_id).'">';
572 572 
 										$prev_parent_id = $parent_id;
573 
-									} elseif( ! $parent_id && 0 == $prev_parent_id ) {
573 
+									} elseif ( ! $parent_id && 0 == $prev_parent_id) {
574 574 
 										$html .= '</optgroup>';
575 575 
 									}
576 576
577 
-									$html .= '<option value="' . esc_attr( absint( $products_item->ID ) ) . '">' . esc_html( $products_item->post_title ) . '</option>' . "\n";
577 
+									$html .= '<option value="'.esc_attr(absint($products_item->ID)).'">'.esc_html($products_item->post_title).'</option>'."\n";
578 578 
 								} // End For Loop
579 
-							$html .= '</select>' . "\n";
579 
+							$html .= '</select>'."\n";
580 580 
 						} else {
581 581 
 							// Default
582 582 
 							$html .= '<input type="hidden" name="course_woocommerce_product" id="course-woocommerce-product-options" value="-" />';
583 583 
 						}
584 584 
 						// Course Category
585 
-	  					$html .= '<label>' . __( 'Course Category' , 'woothemes-sensei' ) . '</label> ';
586 
-	  					$cat_args = array( 'echo' => false, 'hierarchical' => true, 'show_option_none' => __( 'None', 'woothemes-sensei' ), 'taxonomy' => 'course-category', 'orderby' => 'name', 'id' => 'course-category-options', 'name' => 'course_category', 'class' => 'widefat' );
587 
-						$html .= wp_dropdown_categories(apply_filters('widget_course_categories_dropdown_args', $cat_args)) . "\n";
585 
+	  					$html .= '<label>'.__('Course Category', 'woothemes-sensei').'</label> ';
586 
+	  					$cat_args = array('echo' => false, 'hierarchical' => true, 'show_option_none' => __('None', 'woothemes-sensei'), 'taxonomy' => 'course-category', 'orderby' => 'name', 'id' => 'course-category-options', 'name' => 'course_category', 'class' => 'widefat');
587 
+						$html .= wp_dropdown_categories(apply_filters('widget_course_categories_dropdown_args', $cat_args))."\n";
588 588 
 	  					// Save the course action button
589 
-	  					$html .= '<a title="' . esc_attr( __( 'Save Course', 'woothemes-sensei' ) ) . '" href="#add-course-metadata" class="lesson_course_save button button-highlighted">' . esc_html( __( 'Add Course', 'woothemes-sensei' ) ) . '</a>';
589 
+	  					$html .= '<a title="'.esc_attr(__('Save Course', 'woothemes-sensei')).'" href="#add-course-metadata" class="lesson_course_save button button-highlighted">'.esc_html(__('Add Course', 'woothemes-sensei')).'</a>';
590 590 
 						$html .= '&nbsp;&nbsp;&nbsp;';
591 591 
 						// Cancel action link
592 
-						$html .= '<a href="#course-add-cancel" class="lesson_course_cancel">' . __( 'Cancel', 'woothemes-sensei' ) . '</a>';
592 
+						$html .= '<a href="#course-add-cancel" class="lesson_course_cancel">'.__('Cancel', 'woothemes-sensei').'</a>';
593 593 
 					$html .= '</p>';
594 594 
 				$html .= '</div>';
595 595 
 			} // End If Statement
 
@@ -598,20 +598,20 @@  discard block
 
 block discarded – undo
598 598 
 		echo $html;
599 599 
 	} // End lesson_course_meta_box_content()
600 600
601 
-	public function quiz_panel( $quiz_id = 0 ) {
601 
+	public function quiz_panel($quiz_id = 0) {
602 602
603 
-		$html = wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce', true, false  );
603 
+		$html = wp_nonce_field('sensei-save-post-meta', 'woo_'.$this->token.'_nonce', true, false);
604 604 
 		$html .= '<div id="add-quiz-main">';
605 
-			if ( 0 == $quiz_id ) {
605 
+			if (0 == $quiz_id) {
606 606 
 				$html .= '<p>';
607 607 
 					// Default message and Add a Quiz button
608 
-					$html .= esc_html( __( 'Once you have saved your lesson you will be able to add questions.', 'woothemes-sensei' ) );
608 
+					$html .= esc_html(__('Once you have saved your lesson you will be able to add questions.', 'woothemes-sensei'));
609 609 
 				$html .= '</p>';
610 610 
 			}
611 611
612 612 
 			// Quiz Panel CSS Class
613 613 
 			$quiz_class = '';
614 
-			if ( 0 == $quiz_id ) {
614 
+			if (0 == $quiz_id) {
615 615 
 				$quiz_class = ' class="hidden"';
616 616 
 			} // End If Statement
617 617 
 			// Build the HTML to Output
 
@@ -619,15 +619,15 @@  discard block
 
 block discarded – undo
619 619
620 620 
 			// Setup Questions Query
621 621 
 			$questions = array();
622 
-			if ( 0 < $quiz_id ) {
623 
-				$questions = $this->lesson_quiz_questions( $quiz_id );
622 
+			if (0 < $quiz_id) {
623 
+				$questions = $this->lesson_quiz_questions($quiz_id);
624 624 
 			} // End If Statement
625 625
626 626 
 			$question_count = 0;
627 
-			foreach( $questions as $question ) {
627 
+			foreach ($questions as $question) {
628 628
629 
-				if( $question->post_type == 'multiple_question' ) {
630 
-					$question_number = get_post_meta( $question->ID, 'number', true );
629 
+				if ($question->post_type == 'multiple_question') {
630 
+					$question_number = get_post_meta($question->ID, 'number', true);
631 631 
 					$question_count += $question_number;
632 632 
 				} else {
633 633 
 					++$question_count;
 
@@ -636,68 +636,68 @@  discard block
 
 block discarded – undo
636 636 
 			}
637 637
638 638 
 			// Inner DIV
639 
-			$html .= '<div id="add-quiz-metadata"' . $quiz_class . '>';
639 
+			$html .= '<div id="add-quiz-metadata"'.$quiz_class.'>';
640 640
641 641 
 				// Quiz ID
642 
-				$html .= '<input type="hidden" name="quiz_id" id="quiz_id" value="' . esc_attr( $quiz_id ) . '" />';
642 
+				$html .= '<input type="hidden" name="quiz_id" id="quiz_id" value="'.esc_attr($quiz_id).'" />';
643 643
644 644 
 				// Default Message
645 
-				if ( 0 == $quiz_id ) {
645 
+				if (0 == $quiz_id) {
646 646 
 					$html .= '<p class="save-note">';
647 
-						$html .= esc_html( __( 'Please save your lesson in order to add questions to your quiz.', 'woothemes-sensei' ) );
647 
+						$html .= esc_html(__('Please save your lesson in order to add questions to your quiz.', 'woothemes-sensei'));
648 648 
 					$html .= '</p>';
649 649 
 				} // End If Statement
650 650
651 651 
 			$html .= '</div>';
652 652
653 653 
 			// Question Container DIV
654 
-			$html .= '<div id="add-question-main"' . $quiz_class . '>';
654 
+			$html .= '<div id="add-question-main"'.$quiz_class.'>';
655 655 
 				// Inner DIV
656 656 
 				$html .= '<div id="add-question-metadata">';
657 657
658 658 
 					// Count of questions
659 
-					$html .= '<input type="hidden" name="question_counter" id="question_counter" value="' . esc_attr( $question_count ) . '" />';
659 
+					$html .= '<input type="hidden" name="question_counter" id="question_counter" value="'.esc_attr($question_count).'" />';
660 660 
 					// Table headers
661 661 
 					$html .= '<table class="widefat" id="sortable-questions">
662 662 
 								<thead>
663 663 
 								    <tr>
664 664 
 								        <th class="question-count-column">#</th>
665 
-								        <th>' . __( 'Question', 'woothemes-sensei' ) . '</th>
666 
-								        <th style="width:45px;">' . __( 'Grade', 'woothemes-sensei' ) . '</th>
667 
-								        <th style="width:125px;">' . __( 'Type', 'woothemes-sensei' ) . '</th>
668 
-								        <th style="width:125px;">' . __( 'Action', 'woothemes-sensei' ) . '</th>
665 
+								        <th>' . __('Question', 'woothemes-sensei').'</th>
666 
+								        <th style="width:45px;">' . __('Grade', 'woothemes-sensei').'</th>
667 
+								        <th style="width:125px;">' . __('Type', 'woothemes-sensei').'</th>
668 
+								        <th style="width:125px;">' . __('Action', 'woothemes-sensei').'</th>
669 669 
 								    </tr>
670 670 
 								</thead>
671 671 
 								<tfoot>
672 672 
 								    <tr>
673 673 
 									    <th class="question-count-column">#</th>
674 
-									    <th>' . __( 'Question', 'woothemes-sensei' ) . '</th>
675 
-									    <th>' . __( 'Grade', 'woothemes-sensei' ) . '</th>
676 
-									    <th>' . __( 'Type', 'woothemes-sensei' ) . '</th>
677 
-									    <th>' . __( 'Action', 'woothemes-sensei' ) . '</th>
674 
+									    <th>' . __('Question', 'woothemes-sensei').'</th>
675 
+									    <th>' . __('Grade', 'woothemes-sensei').'</th>
676 
+									    <th>' . __('Type', 'woothemes-sensei').'</th>
677 
+									    <th>' . __('Action', 'woothemes-sensei').'</th>
678 678 
 								    </tr>
679 679 
 								</tfoot>';
680 680
681 681 
 					$message_class = '';
682 
-					if ( 0 < $question_count ) { $message_class = 'hidden'; }
682 
+					if (0 < $question_count) { $message_class = 'hidden'; }
683 683
684 
-					$html .= '<tbody id="no-questions-message" class="' . esc_attr( $message_class ) . '">';
684 
+					$html .= '<tbody id="no-questions-message" class="'.esc_attr($message_class).'">';
685 685 
 						$html .= '<tr>';
686 
-							$html .= '<td colspan="5">' . __( 'There are no Questions for this Quiz yet. Please add some below.', 'woothemes-sensei' ) . '</td>';
686 
+							$html .= '<td colspan="5">'.__('There are no Questions for this Quiz yet. Please add some below.', 'woothemes-sensei').'</td>';
687 687 
 						$html .= '</tr>';
688 688 
 					$html .= '</tbody>';
689 689
690 
-					if( 0 < $question_count ) {
691 
-						$html .= $this->quiz_panel_questions( $questions );
690 
+					if (0 < $question_count) {
691 
+						$html .= $this->quiz_panel_questions($questions);
692 692 
 					}
693 693
694 694 
 					$html .= '</table>';
695 695
696 
-					if( ! isset( $this->question_order ) ) {
696 
+					if ( ! isset($this->question_order)) {
697 697 
 						$this->question_order = '';
698 698 
 					}
699 699
700 
-					$html .= '<input type="hidden" id="question-order" name="question-order" value="' . $this->question_order . '" />';
700 
+					$html .= '<input type="hidden" id="question-order" name="question-order" value="'.$this->question_order.'" />';
701 701
702 702 
 				$html .= '</div>';
703 703 
 
@@ -716,47 +716,47 @@  discard block
 
 block discarded – undo
716 716
717 717 
 	}
718 718
719 
-	public function quiz_panel_questions( $questions = array() ) {
719 
+	public function quiz_panel_questions($questions = array()) {
720 720 
 		global $quiz_questions;
721 721
722 722 
 		$quiz_questions = $questions;
723 723
724 724 
 		$html = '';
725 725
726 
-		if( count( $questions ) > 0 ) {
726 
+		if (count($questions) > 0) {
727 727
728 728 
 			$question_class = '';
729 729 
 			$question_counter = 1;
730 730
731 
-			foreach ( $questions as $question ) {
731 
+			foreach ($questions as $question) {
732 732
733 733 
 				$question_id = $question->ID;
734 734
735 
-				$question_type = Sensei()->question->get_question_type( $question_id );
735 
+				$question_type = Sensei()->question->get_question_type($question_id);
736 736
737 737 
 				$multiple_data = array();
738 738 
 				$question_increment = 1;
739 
-				if( 'multiple_question' == $question->post_type ) {
739 
+				if ('multiple_question' == $question->post_type) {
740 740 
 					$question_type = 'category';
741 741
742 
-					$question_category = get_post_meta( $question->ID, 'category', true );
743 
-					$question_cat = get_term( $question_category, 'question-category' );
742 
+					$question_category = get_post_meta($question->ID, 'category', true);
743 
+					$question_cat = get_term($question_category, 'question-category');
744 744
745 
-					$question_number = get_post_meta( $question->ID, 'number', true );
745 
+					$question_number = get_post_meta($question->ID, 'number', true);
746 746 
 					$question_increment = $question_number;
747 747
748 
-					$multiple_data = array( $question_cat->name, $question_number );
748 
+					$multiple_data = array($question_cat->name, $question_number);
749 749 
 				}
750 750
751 
-				if( ! $question_type ) {
751 
+				if ( ! $question_type) {
752 752 
 					$question_type = 'multiple-choice';
753 753 
 				}
754 754
755 755 
 				// Row with question and actions
756 
-				$html .= $this->quiz_panel_question( $question_type, $question_counter, $question_id, 'quiz', $multiple_data );
756 
+				$html .= $this->quiz_panel_question($question_type, $question_counter, $question_id, 'quiz', $multiple_data);
757 757 
 				$question_counter += $question_increment;
758 758
759 
-				if( isset( $this->question_order ) && strlen( $this->question_order ) > 0 ) { $this->question_order .= ','; }
759 
+				if (isset($this->question_order) && strlen($this->question_order) > 0) { $this->question_order .= ','; }
760 760 
 				$this->question_order .= $question_id;
761 761 
 			} // End For Loop
762 762 
 		}
 
@@ -765,161 +765,161 @@  discard block
 
 block discarded – undo
765 765
766 766 
 	}
767 767
768 
-	public function quiz_panel_question( $question_type = '', $question_counter = 0, $question_id = 0, $context = 'quiz', $multiple_data = array() ) {
769 
-		global $row_counter,  $quiz_questions;
768 
+	public function quiz_panel_question($question_type = '', $question_counter = 0, $question_id = 0, $context = 'quiz', $multiple_data = array()) {
769 
+		global $row_counter, $quiz_questions;
770 770
771 771 
 		$html = '';
772 772
773 773 
 		$question_class = '';
774 
-		if( 'quiz' == $context ) {
775 
-			if( ! $row_counter || ! isset( $row_counter ) ) {
774 
+		if ('quiz' == $context) {
775 
+			if ( ! $row_counter || ! isset($row_counter)) {
776 776 
 				$row_counter = 1;
777 777 
 			}
778 
-			if( $row_counter % 2 ) { $question_class = 'alternate'; }
778 
+			if ($row_counter % 2) { $question_class = 'alternate'; }
779 779 
 			++$row_counter;
780 780 
 		}
781 781
782 
-		if( $question_id ) {
782 
+		if ($question_id) {
783 783
784 
-			if( $question_type != 'category' ) {
784 
+			if ($question_type != 'category') {
785 785
786 
-				$question_grade = Sensei()->question->get_question_grade( $question_id );
786 
+				$question_grade = Sensei()->question->get_question_grade($question_id);
787 787
788 
-				$question_media = get_post_meta( $question_id, '_question_media', true );
788 
+				$question_media = get_post_meta($question_id, '_question_media', true);
789 789 
 				$question_media_type = $question_media_thumb = $question_media_link = $question_media_title = '';
790 790 
 				$question_media_thumb_class = $question_media_link_class = $question_media_delete_class = 'hidden';
791 
-				$question_media_add_button = __( 'Add file', 'woothemes-sensei' );
792 
-				if( 0 < intval( $question_media ) ) {
793 
-					$mimetype = get_post_mime_type( $question_media );
794 
-					if( $mimetype ) {
795 
-						$mimetype_array = explode( '/', $mimetype);
796 
-						if( isset( $mimetype_array[0] ) && $mimetype_array[0] ) {
791 
+				$question_media_add_button = __('Add file', 'woothemes-sensei');
792 
+				if (0 < intval($question_media)) {
793 
+					$mimetype = get_post_mime_type($question_media);
794 
+					if ($mimetype) {
795 
+						$mimetype_array = explode('/', $mimetype);
796 
+						if (isset($mimetype_array[0]) && $mimetype_array[0]) {
797 797 
 							$question_media_delete_class = '';
798 798 
 							$question_media_type = $mimetype_array[0];
799 
-							if( 'image' == $question_media_type ) {
800 
-								$question_media_thumb = wp_get_attachment_thumb_url( $question_media );
801 
-								if( $question_media_thumb ) {
799 
+							if ('image' == $question_media_type) {
800 
+								$question_media_thumb = wp_get_attachment_thumb_url($question_media);
801 
+								if ($question_media_thumb) {
802 802 
 									$question_media_thumb_class = '';
803 803 
 								}
804 804 
 							}
805 
-							$question_media_url = wp_get_attachment_url( $question_media );
806 
-							if( $question_media_url ) {
807 
-								$attachment = get_post( $question_media );
805 
+							$question_media_url = wp_get_attachment_url($question_media);
806 
+							if ($question_media_url) {
807 
+								$attachment = get_post($question_media);
808 808 
 								$question_media_title = $attachment->post_title;
809 809
810 
-								if( ! $question_media_title ) {
811 
-									$question_media_filename = basename( $question_media_url );
810 
+								if ( ! $question_media_title) {
811 
+									$question_media_filename = basename($question_media_url);
812 812 
 									$question_media_title = $question_media_filename;
813 813 
 								}
814 
-								$question_media_link = '<a class="' . $question_media_type . '" href="' . esc_url( $question_media_url ) . '" target="_blank">' . $question_media_title . '</a>';
814 
+								$question_media_link = '<a class="'.$question_media_type.'" href="'.esc_url($question_media_url).'" target="_blank">'.$question_media_title.'</a>';
815 815 
 								$question_media_link_class = '';
816 816 
 							}
817 817
818 
-							$question_media_add_button = __( 'Change file', 'woothemes-sensei' );
818 
+							$question_media_add_button = __('Change file', 'woothemes-sensei');
819 819 
 						}
820 820 
 					}
821 821 
 				}
822 822
823 
-				$random_order = get_post_meta( $question_id, '_random_order', true );
824 
-				if( ! $random_order ) {
823 
+				$random_order = get_post_meta($question_id, '_random_order', true);
824 
+				if ( ! $random_order) {
825 825 
 					$random_order = 'yes';
826 826 
 				}
827 827
828 
-				if( ! $question_type ) { $question_type = 'multiple-choice'; }
828 
+				if ( ! $question_type) { $question_type = 'multiple-choice'; }
829 829 
 			}
830 830
831 
-			$html .= '<tbody class="' . $question_class . '">';
831 
+			$html .= '<tbody class="'.$question_class.'">';
832 832
833 
-				if( 'quiz' == $context ) {
833 
+				if ('quiz' == $context) {
834 834 
 					$html .= '<tr>';
835 
-						if( $question_type != 'category' ) {
836 
-							$question = get_post( $question_id );
837 
-							$html .= '<td class="table-count question-number question-count-column"><span class="number">' . $question_counter . '</span></td>';
838 
-							$html .= '<td>' . esc_html( $question->post_title ) . '</td>';
839 
-							$html .= '<td class="question-grade-column">' . esc_html( $question_grade ) . '</td>';
840 
-							$question_types_filtered = ucwords( str_replace( array( '-', 'boolean' ), array( ' ', __( 'True/False', 'woothemes-sensei' ) ), $question_type ) );
841 
-							$html .= '<td>' . esc_html( $question_types_filtered ) . '</td>';
842 
-							$html .= '<td><a title="' . esc_attr( __( 'Edit Question', 'woothemes-sensei' ) ) . '" href="#question_' . $question_counter .'" class="question_table_edit">' . esc_html( __( 'Edit', 'woothemes-sensei' ) ) . '</a> <a title="' . esc_attr( __( 'Remove Question', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="question_table_delete">' . esc_html( __( 'Remove', 'woothemes-sensei' ) ) . '</a></td>';
835 
+						if ($question_type != 'category') {
836 
+							$question = get_post($question_id);
837 
+							$html .= '<td class="table-count question-number question-count-column"><span class="number">'.$question_counter.'</span></td>';
838 
+							$html .= '<td>'.esc_html($question->post_title).'</td>';
839 
+							$html .= '<td class="question-grade-column">'.esc_html($question_grade).'</td>';
840 
+							$question_types_filtered = ucwords(str_replace(array('-', 'boolean'), array(' ', __('True/False', 'woothemes-sensei')), $question_type));
841 
+							$html .= '<td>'.esc_html($question_types_filtered).'</td>';
842 
+							$html .= '<td><a title="'.esc_attr(__('Edit Question', 'woothemes-sensei')).'" href="#question_'.$question_counter.'" class="question_table_edit">'.esc_html(__('Edit', 'woothemes-sensei')).'</a> <a title="'.esc_attr(__('Remove Question', 'woothemes-sensei')).'" href="#add-question-metadata" class="question_table_delete">'.esc_html(__('Remove', 'woothemes-sensei')).'</a></td>';
843 843
844 844 
 						} else {
845 845
846 
-							$end_number = intval( $question_counter ) + intval( $multiple_data[1] ) - 1;
847 
-							if( $question_counter == $end_number ) {
846 
+							$end_number = intval($question_counter) + intval($multiple_data[1]) - 1;
847 
+							if ($question_counter == $end_number) {
848 848 
 								$row_numbers = $question_counter;
849 849 
 							} else {
850 
-								$row_numbers = $question_counter . ' - ' . $end_number;
850 
+								$row_numbers = $question_counter.' - '.$end_number;
851 851 
 							}
852 
-							$row_title = sprintf( __( 'Selected from \'%1$s\' ', 'woothemes-sensei' ), $multiple_data[0] );
852 
+							$row_title = sprintf(__('Selected from \'%1$s\' ', 'woothemes-sensei'), $multiple_data[0]);
853 853
854 
-							$html .= '<td class="table-count question-number question-count-column"><span class="number hidden">' . $question_counter . '</span><span class="hidden total-number">' . $multiple_data[1] . '</span><span class="row-numbers">' . esc_html( $row_numbers ) . '</span></td>';
855 
-							$html .= '<td>' . esc_html( $row_title ) . '</td>';
854 
+							$html .= '<td class="table-count question-number question-count-column"><span class="number hidden">'.$question_counter.'</span><span class="hidden total-number">'.$multiple_data[1].'</span><span class="row-numbers">'.esc_html($row_numbers).'</span></td>';
855 
+							$html .= '<td>'.esc_html($row_title).'</td>';
856 856 
 							$html .= '<td class="question-grade-column"></td>';
857 
-							$html .= '<td><input type="hidden" name="question_id" class="row_question_id" id="question_' . $question_counter . '_id" value="' . $question_id . '" /></td>';
858 
-							$html .= '<td><a title="' . esc_attr( __( 'Edit Question', 'woothemes-sensei' ) ) . '" href="#question_' . $question_counter .'" class="question_table_edit" style="visibility:hidden;">' . esc_html( __( 'Edit', 'woothemes-sensei' ) ) . '</a> <a title="' . esc_attr( __( 'Remove Question(s)', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="question_multiple_delete" rel="' . $question_id . '">' . esc_html( __( 'Remove', 'woothemes-sensei' ) ) . '</a></td>';
857 
+							$html .= '<td><input type="hidden" name="question_id" class="row_question_id" id="question_'.$question_counter.'_id" value="'.$question_id.'" /></td>';
858 
+							$html .= '<td><a title="'.esc_attr(__('Edit Question', 'woothemes-sensei')).'" href="#question_'.$question_counter.'" class="question_table_edit" style="visibility:hidden;">'.esc_html(__('Edit', 'woothemes-sensei')).'</a> <a title="'.esc_attr(__('Remove Question(s)', 'woothemes-sensei')).'" href="#add-question-metadata" class="question_multiple_delete" rel="'.$question_id.'">'.esc_html(__('Remove', 'woothemes-sensei')).'</a></td>';
859 859
860 860 
 						}
861 861 
 					$html .= '</tr>';
862 862 
 				}
863 863
864 
-				if( $question_type != 'category' ) {
864 
+				if ($question_type != 'category') {
865 865
866 866 
 					$edit_class = '';
867 
-					if( 'quiz' == $context ) {
867 
+					if ('quiz' == $context) {
868 868 
 						$edit_class = 'hidden';
869 869 
 					}
870 870
871 
-					$question = get_post( $question_id );
872 
-					$html .= '<tr class="question-quick-edit ' . esc_attr( $edit_class ) . '">';
871 
+					$question = get_post($question_id);
872 
+					$html .= '<tr class="question-quick-edit '.esc_attr($edit_class).'">';
873 873 
 						$html .= '<td colspan="5">';
874 
-							$html .= '<span class="hidden question_original_counter">' . $question_counter . '</span>';
874 
+							$html .= '<span class="hidden question_original_counter">'.$question_counter.'</span>';
875 875 
 					    	$html .= '<div class="question_required_fields">';
876 876
877 877 
 						    	// Question title
878 878 
 						    	$html .= '<div>';
879 
-							    	$html .= '<label for="question_' . $question_counter . '">' . __( 'Question:', 'woothemes-sensei' ) . '</label> ';
880 
-							    	$html .= '<input type="text" id="question_' . $question_counter . '" name="question" value="' . esc_attr( htmlspecialchars( $question->post_title ) ) . '" size="25" class="widefat" />';
879 
+							    	$html .= '<label for="question_'.$question_counter.'">'.__('Question:', 'woothemes-sensei').'</label> ';
880 
+							    	$html .= '<input type="text" id="question_'.$question_counter.'" name="question" value="'.esc_attr(htmlspecialchars($question->post_title)).'" size="25" class="widefat" />';
881 881 
 						    	$html .= '</div>';
882 882
883 883 
 						    	// Question description
884 884 
 						    	$html .= '<div>';
885 
-							    	$html .= '<label for="question_' . $question_counter . '_desc">' . __( 'Question Description (optional):', 'woothemes-sensei' ) . '</label> ';
885 
+							    	$html .= '<label for="question_'.$question_counter.'_desc">'.__('Question Description (optional):', 'woothemes-sensei').'</label> ';
886 886 
 						    	$html .= '</div>';
887 
-							    	$html .= '<textarea id="question_' . $question_counter . '_desc" name="question_description" class="widefat" rows="4">' . esc_textarea( $question->post_content ) . '</textarea>';
887 
+							    	$html .= '<textarea id="question_'.$question_counter.'_desc" name="question_description" class="widefat" rows="4">'.esc_textarea($question->post_content).'</textarea>';
888 888
889 889 
 						    	// Question grade
890 890 
 						    	$html .= '<div>';
891 
-							    	$html .= '<label for="question_' . $question_counter . '_grade">' . __( 'Question grade:', 'woothemes-sensei' ) . '</label> ';
892 
-							    	$html .= '<input type="number" id="question_' . $question_counter . '_grade" class="question_grade small-text" name="question_grade" min="0" value="' . $question_grade . '" />';
891 
+							    	$html .= '<label for="question_'.$question_counter.'_grade">'.__('Question grade:', 'woothemes-sensei').'</label> ';
892 
+							    	$html .= '<input type="number" id="question_'.$question_counter.'_grade" class="question_grade small-text" name="question_grade" min="0" value="'.$question_grade.'" />';
893 893 
 						    	$html .= '</div>';
894 894
895 895 
 						    	// Random order
896 
-						    	if( $question_type == 'multiple-choice' ) {
896 
+						    	if ($question_type == 'multiple-choice') {
897 897 
 						    		$html .= '<div>';
898 
-						    			$html .= '<label for="' . $question_counter . '_random_order"><input type="checkbox" name="random_order" class="random_order" id="' . $question_counter . '_random_order" value="yes" ' . checked( $random_order, 'yes', false ) . ' /> ' . __( 'Randomise answer order', 'woothemes-sensei' ) . '</label>';
898 
+						    			$html .= '<label for="'.$question_counter.'_random_order"><input type="checkbox" name="random_order" class="random_order" id="'.$question_counter.'_random_order" value="yes" '.checked($random_order, 'yes', false).' /> '.__('Randomise answer order', 'woothemes-sensei').'</label>';
899 899 
 						    		$html .= '</div>';
900 900 
 						    	}
901 901
902 902 
 						    	// Question media
903 903 
 						    	$html .= '<div>';
904 
-							    	$html .= '<label for="question_' . $question_counter . '_media_button">' . __( 'Question media:', 'woothemes-sensei' ) . '</label><br/>';
905 
-							    	$html .= '<button id="question_' . $question_counter . '_media_button" class="upload_media_file_button button-secondary" data-uploader_title="' . __( 'Add file to question', 'woothemes-sensei' ) . '" data-uploader_button_text="' . __( 'Add to question', 'woothemes-sensei' ) . '">' . $question_media_add_button . '</button>';
906 
-							    	$html .= '<button id="question_' . $question_counter . '_media_button_delete" class="delete_media_file_button button-secondary ' . $question_media_delete_class . '">' . __( 'Delete file', 'woothemes-sensei' ) . '</button><br/>';
907 
-							    	$html .= '<span id="question_' . $question_counter . '_media_link" class="question_media_link ' . $question_media_link_class . '">' . $question_media_link . '</span>';
908 
-							    	$html .= '<br/><img id="question_' . $question_counter . '_media_preview" class="question_media_preview ' . $question_media_thumb_class . '" src="' . $question_media_thumb . '" /><br/>';
909 
-							    	$html .= '<input type="hidden" id="question_' . $question_counter . '_media" class="question_media" name="question_media" value="' . $question_media . '" />';
904 
+							    	$html .= '<label for="question_'.$question_counter.'_media_button">'.__('Question media:', 'woothemes-sensei').'</label><br/>';
905 
+							    	$html .= '<button id="question_'.$question_counter.'_media_button" class="upload_media_file_button button-secondary" data-uploader_title="'.__('Add file to question', 'woothemes-sensei').'" data-uploader_button_text="'.__('Add to question', 'woothemes-sensei').'">'.$question_media_add_button.'</button>';
906 
+							    	$html .= '<button id="question_'.$question_counter.'_media_button_delete" class="delete_media_file_button button-secondary '.$question_media_delete_class.'">'.__('Delete file', 'woothemes-sensei').'</button><br/>';
907 
+							    	$html .= '<span id="question_'.$question_counter.'_media_link" class="question_media_link '.$question_media_link_class.'">'.$question_media_link.'</span>';
908 
+							    	$html .= '<br/><img id="question_'.$question_counter.'_media_preview" class="question_media_preview '.$question_media_thumb_class.'" src="'.$question_media_thumb.'" /><br/>';
909 
+							    	$html .= '<input type="hidden" id="question_'.$question_counter.'_media" class="question_media" name="question_media" value="'.$question_media.'" />';
910 910 
 						    	$html .= '</div>';
911 911
912 912 
 						    $html .= '</div>';
913 913
914 
-						    $html .= $this->quiz_panel_question_field( $question_type, $question_id, $question_counter );
914 
+						    $html .= $this->quiz_panel_question_field($question_type, $question_id, $question_counter);
915 915
916 
-						    $html .= '<input type="hidden" id="question_' . $question_counter . '_question_type" class="question_type" name="question_type" value="' . $question_type . '" />';
917 
-							$html .= '<input type="hidden" name="question_id" class="row_question_id" id="question_' . $question_counter . '_id" value="' . $question_id . '" />';
916 
+						    $html .= '<input type="hidden" id="question_'.$question_counter.'_question_type" class="question_type" name="question_type" value="'.$question_type.'" />';
917 
+							$html .= '<input type="hidden" name="question_id" class="row_question_id" id="question_'.$question_counter.'_id" value="'.$question_id.'" />';
918 918
919 
-							if( 'quiz' == $context ) {
919 
+							if ('quiz' == $context) {
920 920 
 					    		$html .= '<div class="update-question">';
921 
-						    		$html .= '<a href="#question-edit-cancel" class="lesson_question_cancel" title="' . esc_attr( __( 'Cancel', 'woothemes-sensei' ) ) . '">' . __( 'Cancel', 'woothemes-sensei' ) . '</a> ';
922 
-						    		$html .= '<a title="' . esc_attr( __( 'Update Question', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="question_table_save button button-highlighted">' . esc_html( __( 'Update', 'woothemes-sensei' ) ) . '</a>';
921 
+						    		$html .= '<a href="#question-edit-cancel" class="lesson_question_cancel" title="'.esc_attr(__('Cancel', 'woothemes-sensei')).'">'.__('Cancel', 'woothemes-sensei').'</a> ';
922 
+						    		$html .= '<a title="'.esc_attr(__('Update Question', 'woothemes-sensei')).'" href="#add-question-metadata" class="question_table_save button button-highlighted">'.esc_html(__('Update', 'woothemes-sensei')).'</a>';
923 923 
 					    		$html .= '</div>';
924 924 
 					    	}
925 925 
 
@@ -934,79 +934,79 @@  discard block
 
 block discarded – undo
934 934 
 		return $html;
935 935 
 	}
936 936
937 
-	public function quiz_panel_add( $context = 'quiz' ) {
937 
+	public function quiz_panel_add($context = 'quiz') {
938 938
939 939
940 940 
 		$html = '<div id="add-new-question">';
941 941
942 942 
 			$question_types = Sensei()->question->question_types();
943 943
944 
-			$question_cats = get_terms( 'question-category', array( 'hide_empty' => false ) );
944 
+			$question_cats = get_terms('question-category', array('hide_empty' => false));
945 945
946 
-			if( 'quiz' == $context ) {
946 
+			if ('quiz' == $context) {
947 947 
 	    		$html .= '<h2 class="nav-tab-wrapper add-question-tabs">';
948 
-	    			$html .= '<a id="tab-new" class="nav-tab nav-tab-active">' . __( 'New Question'  , 'woothemes-sensei' ) . '</a>';
949 
-	    			$html .= '<a id="tab-existing" class="nav-tab">' . __( 'Existing Questions'  , 'woothemes-sensei' ) . '</a>';
950 
-                    if ( ! empty( $question_cats ) && ! is_wp_error( $question_cats )  && ! Sensei()->teacher->is_admin_teacher() ) {
951 
-	    				$html .= '<a id="tab-multiple" class="nav-tab">' . __( 'Category Questions'  , 'woothemes-sensei' ) . '</a>';
948 
+	    			$html .= '<a id="tab-new" class="nav-tab nav-tab-active">'.__('New Question', 'woothemes-sensei').'</a>';
949 
+	    			$html .= '<a id="tab-existing" class="nav-tab">'.__('Existing Questions', 'woothemes-sensei').'</a>';
950 
+                    if ( ! empty($question_cats) && ! is_wp_error($question_cats) && ! Sensei()->teacher->is_admin_teacher()) {
951 
+	    				$html .= '<a id="tab-multiple" class="nav-tab">'.__('Category Questions', 'woothemes-sensei').'</a>';
952 952 
 	    			}
953 953 
 	    		$html .= '</h2>';
954 954 
 	    	}
955 955
956 956 
 	    	$html .= '<div class="tab-content" id="tab-new-content">';
957 957
958 
-	    		if( 'quiz' == $context ) {
959 
-	    			$html .= '<p><em>' . sprintf( __( 'Add a new question to this quiz - your question will also be added to the %1$squestion bank%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit.php?post_type=question' ) . '">', '</a>' ) . '</em></p>';
958 
+	    		if ('quiz' == $context) {
959 
+	    			$html .= '<p><em>'.sprintf(__('Add a new question to this quiz - your question will also be added to the %1$squestion bank%2$s.', 'woothemes-sensei'), '<a href="'.admin_url('edit.php?post_type=question').'">', '</a>').'</em></p>';
960 960 
 	    		}
961 961
962 962 
 				$html .= '<div class="question">';
963 963 
 					$html .= '<div class="question_required_fields">';
964 964
965 965 
 						// Question title
966 
-						$html .= '<p><label>' . __( 'Question:'  , 'woothemes-sensei' ) . '</label> ';
966 
+						$html .= '<p><label>'.__('Question:', 'woothemes-sensei').'</label> ';
967 967 
 	  					$html .= '<input type="text" id="add_question" name="question" value="" size="25" class="widefat" /></p>';
968 968
969 969 
 						// Question description
970 970 
 						$html .= '<p>';
971 
-							$html .= '<label for="question_desc">' . __( 'Question Description (optional):', 'woothemes-sensei' ) . '</label> ';
971 
+							$html .= '<label for="question_desc">'.__('Question Description (optional):', 'woothemes-sensei').'</label> ';
972 972 
 						$html .= '</p>';
973 973 
 						$html .= '<textarea id="question_desc" name="question_description" class="widefat" rows="4"></textarea>';
974 974
975 975 
 	  					// Question type
976 
-						$html .= '<p><label>' . __( 'Question Type:' , 'woothemes-sensei' ) . '</label> ';
977 
-						$html .= '<select id="add-question-type-options" name="question_type" class="chosen_select widefat question-type-select">' . "\n";
978 
-							foreach ( $question_types as $type => $label ) {
979 
-								$html .= '<option value="' . esc_attr( $type ) . '">' . esc_html( $label ) . '</option>' . "\n";
976 
+						$html .= '<p><label>'.__('Question Type:', 'woothemes-sensei').'</label> ';
977 
+						$html .= '<select id="add-question-type-options" name="question_type" class="chosen_select widefat question-type-select">'."\n";
978 
+							foreach ($question_types as $type => $label) {
979 
+								$html .= '<option value="'.esc_attr($type).'">'.esc_html($label).'</option>'."\n";
980 980 
 							} // End For Loop
981 
-						$html .= '</select></p>' . "\n";
981 
+						$html .= '</select></p>'."\n";
982 982
983 983 
 						// Question category
984 
-						if( 'quiz' == $context ) {
985 
-							if ( ! empty( $question_cats ) && ! is_wp_error( $question_cats ) ) {
986 
-								$html .= '<p><label>' . __( 'Question Category:' , 'woothemes-sensei' ) . '</label> ';
987 
-								$html .= '<select id="add-question-category-options" name="question_category" class="chosen_select widefat question-category-select">' . "\n";
988 
-								$html .= '<option value="">' . __( 'None', 'woothemes-sensei' ) . '</option>' . "\n";
989 
-								foreach( $question_cats as $cat ) {
990 
-									$html .= '<option value="' . esc_attr( $cat->term_id ) . '">' . esc_html( $cat->name ) . '</option>';
984 
+						if ('quiz' == $context) {
985 
+							if ( ! empty($question_cats) && ! is_wp_error($question_cats)) {
986 
+								$html .= '<p><label>'.__('Question Category:', 'woothemes-sensei').'</label> ';
987 
+								$html .= '<select id="add-question-category-options" name="question_category" class="chosen_select widefat question-category-select">'."\n";
988 
+								$html .= '<option value="">'.__('None', 'woothemes-sensei').'</option>'."\n";
989 
+								foreach ($question_cats as $cat) {
990 
+									$html .= '<option value="'.esc_attr($cat->term_id).'">'.esc_html($cat->name).'</option>';
991 991 
 								} // End For Loop
992 
-								$html .= '</select></p>' . "\n";
992 
+								$html .= '</select></p>'."\n";
993 993 
 							}
994 994 
 						}
995 995
996 996 
 	  					// Question grade
997 
-						$html .= '<p><label>' . __( 'Question Grade:'  , 'woothemes-sensei' ) . '</label> ';
998 
-						$html .= '<input type="number" id="add-question-grade" name="question_grade" class="small-text" min="0" value="1" /></p>' . "\n";
997 
+						$html .= '<p><label>'.__('Question Grade:', 'woothemes-sensei').'</label> ';
998 
+						$html .= '<input type="number" id="add-question-grade" name="question_grade" class="small-text" min="0" value="1" /></p>'."\n";
999 999
1000 1000 
 						// Random order
1001 1001 
 						$html .= '<p class="add_question_random_order">';
1002 
-			    			$html .= '<label for="add_random_order"><input type="checkbox" name="random_order" class="random_order" id="add_random_order" value="yes" checked="checked" /> ' . __( 'Randomise answer order', 'woothemes-sensei' ) . '</label>';
1002 
+			    			$html .= '<label for="add_random_order"><input type="checkbox" name="random_order" class="random_order" id="add_random_order" value="yes" checked="checked" /> '.__('Randomise answer order', 'woothemes-sensei').'</label>';
1003 1003 
 			    		$html .= '</p>';
1004 1004
1005 1005 
 			    		// Question media
1006 1006 
 						$html .= '<p>';
1007 
-					    	$html .= '<label for="question_add_new_media_button">' . __( 'Question media:', 'woothemes-sensei' ) . '</label><br/>';
1008 
-					    	$html .= '<button id="question_add_new_media_button" class="upload_media_file_button button-secondary" data-uploader_title="' . __( 'Add file to question', 'woothemes-sensei' ) . '" data-uploader_button_text="' . __( 'Add to question', 'woothemes-sensei' ) . '">' . __( 'Add file', 'woothemes-sensei' ) . '</button>';
1009 
-					    	$html .= '<button id="question_add_new_media_button_delete" class="delete_media_file_button button-secondary hidden">' . __( 'Delete file', 'woothemes-sensei' ) . '</button><br/>';
1007 
+					    	$html .= '<label for="question_add_new_media_button">'.__('Question media:', 'woothemes-sensei').'</label><br/>';
1008 
+					    	$html .= '<button id="question_add_new_media_button" class="upload_media_file_button button-secondary" data-uploader_title="'.__('Add file to question', 'woothemes-sensei').'" data-uploader_button_text="'.__('Add to question', 'woothemes-sensei').'">'.__('Add file', 'woothemes-sensei').'</button>';
1009 
+					    	$html .= '<button id="question_add_new_media_button_delete" class="delete_media_file_button button-secondary hidden">'.__('Delete file', 'woothemes-sensei').'</button><br/>';
1010 1010 
 					    	$html .= '<span id="question_add_new_media_link" class="question_media_link hidden"></span>';
1011 1011 
 					    	$html .= '<br/><img id="question_add_new_media_preview" class="question_media_preview hidden" src="" /><br/>';
1012 1012 
 					    	$html .= '<input type="hidden" id="question_add_new_media" class="question_media" name="question_media" value="" />';
 
@@ -1015,44 +1015,44 @@  discard block
 
 block discarded – undo
1015 1015 
 					$html .= '</div>';
1016 1016 
 				$html .= '</div>';
1017 1017
1018 
-				foreach ( $question_types as $type => $label ) {
1019 
-					$html .= $this->quiz_panel_question_field( $type );
1018 
+				foreach ($question_types as $type => $label) {
1019 
+					$html .= $this->quiz_panel_question_field($type);
1020 1020 
 				}
1021 1021
1022 
-				if( 'quiz' == $context ) {
1022 
+				if ('quiz' == $context) {
1023 1023 
 					$html .= '<div class="add-question">';
1024 
-			    		$html .= '<a title="' . esc_attr( __( 'Add Question', 'woothemes-sensei' ) ) . '" href="#add-question-metadata" class="add_question_save button button-primary button-highlighted">' . esc_html( __( 'Add Question', 'woothemes-sensei' ) ) . '</a>';
1024 
+			    		$html .= '<a title="'.esc_attr(__('Add Question', 'woothemes-sensei')).'" href="#add-question-metadata" class="add_question_save button button-primary button-highlighted">'.esc_html(__('Add Question', 'woothemes-sensei')).'</a>';
1025 1025 
 		    		$html .= '</div>';
1026 1026 
 		    	}
1027 1027
1028 1028 
 		    $html .= '</div>';
1029 1029
1030 
-		    if( 'quiz' == $context ) {
1030 
+		    if ('quiz' == $context) {
1031 1031
1032 1032 
 			    $html .= '<div class="tab-content hidden" id="tab-existing-content">';
1033 1033
1034 
-			    	$html .= '<p><em>' . sprintf( __( 'Add an existing question to this quiz from the %1$squestion bank%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit.php?post_type=question' ) . '">', '</a>' ) . '</em></p>';
1034 
+			    	$html .= '<p><em>'.sprintf(__('Add an existing question to this quiz from the %1$squestion bank%2$s.', 'woothemes-sensei'), '<a href="'.admin_url('edit.php?post_type=question').'">', '</a>').'</em></p>';
1035 1035
1036 1036 
 			    	$html .= '<div id="existing-filters" class="alignleft actions">
1037 1037 
 			    				<select id="existing-status">
1038 
-			    					<option value="all">' . __( 'All', 'woothemes-sensei' ) . '</option>
1039 
-			    					<option value="unused">' . __( 'Unused', 'woothemes-sensei' ) . '</option>
1040 
-			    					<option value="used">' . __( 'Used', 'woothemes-sensei' ) . '</option>
1038 
+			    					<option value="all">' . __('All', 'woothemes-sensei').'</option>
1039 
+			    					<option value="unused">' . __('Unused', 'woothemes-sensei').'</option>
1040 
+			    					<option value="used">' . __('Used', 'woothemes-sensei').'</option>
1041 1041 
 			    				</select>
1042 1042 
 			    				<select id="existing-type">
1043 
-			    					<option value="">' . __( 'All Types', 'woothemes-sensei' ) . '</option>';
1044 
-							    	foreach ( $question_types as $type => $label ) {
1045 
-										$html .= '<option value="' . esc_attr( $type ) . '">' . esc_html( $label ) . '</option>';
1043 
+			    					<option value="">' . __('All Types', 'woothemes-sensei').'</option>';
1044 
+							    	foreach ($question_types as $type => $label) {
1045 
+										$html .= '<option value="'.esc_attr($type).'">'.esc_html($label).'</option>';
1046 1046 
 									}
1047 1047 
     				$html .= '</select>
1048 1048 
     							<select id="existing-category">
1049 
-			    					<option value="">' . __( 'All Categories', 'woothemes-sensei' ) . '</option>';
1050 
-				    				foreach( $question_cats as $cat ) {
1051 
-										$html .= '<option value="' . esc_attr( $cat->slug ) . '">' . esc_html( $cat->name ) . '</option>';
1049 
+			    					<option value="">' . __('All Categories', 'woothemes-sensei').'</option>';
1050 
+				    				foreach ($question_cats as $cat) {
1051 
+										$html .= '<option value="'.esc_attr($cat->slug).'">'.esc_html($cat->name).'</option>';
1052 1052 
 									}
1053 1053 
     				$html .= '</select>
1054 
-    							<input type="text" id="existing-search" placeholder="' . __( 'Search', 'woothemes-sensei' ) . '" />
1055 
-    							<a class="button" id="existing-filter-button">' . __( 'Filter', 'woothemes-sensei' ) . '</a>
1054 
+    							<input type="text" id="existing-search" placeholder="' . __('Search', 'woothemes-sensei').'" />
1055 
+    							<a class="button" id="existing-filter-button">' . __('Filter', 'woothemes-sensei').'</a>
1056 1056 
 			    			</div>';
1057 1057
1058 1058 
 			    	$html .= '<table id="existing-table" class="widefat">';
 
@@ -1060,17 +1060,17 @@  discard block
 
 block discarded – undo
1060 1060 
 			    		$html .= '<thead>
1061 1061 
 									    <tr>
1062 1062 
 									        <th scope="col" class="column-cb check-column"><input type="checkbox" /></th>
1063 
-									        <th scope="col">' . __( 'Question', 'woothemes-sensei' ) . '</th>
1064 
-									        <th scope="col">' . __( 'Type', 'woothemes-sensei' ) . '</th>
1065 
-									        <th scope="col">' . __( 'Category', 'woothemes-sensei' ) . '</th>
1063 
+									        <th scope="col">' . __('Question', 'woothemes-sensei').'</th>
1064 
+									        <th scope="col">' . __('Type', 'woothemes-sensei').'</th>
1065 
+									        <th scope="col">' . __('Category', 'woothemes-sensei').'</th>
1066 1066 
 									    </tr>
1067 1067 
 									</thead>
1068 1068 
 									<tfoot>
1069 1069 
 									    <tr>
1070 1070 
 										    <th scope="col" class="check-column"><input type="checkbox" /></th>
1071 
-									        <th scope="col">' . __( 'Question', 'woothemes-sensei' ) . '</th>
1072 
-									        <th scope="col">' . __( 'Type', 'woothemes-sensei' ) . '</th>
1073 
-									        <th scope="col">' . __( 'Category', 'woothemes-sensei' ) . '</th>
1071 
+									        <th scope="col">' . __('Question', 'woothemes-sensei').'</th>
1072 
+									        <th scope="col">' . __('Type', 'woothemes-sensei').'</th>
1073 
+									        <th scope="col">' . __('Category', 'woothemes-sensei').'</th>
1074 1074 
 									    </tr>
1075 1075 
 									</tfoot>';
1076 1076 
 						$html .= '<tbody id="existing-questions">';
 
@@ -1078,8 +1078,8 @@  discard block
 
 block discarded – undo
1078 1078 
 						$questions = $this->quiz_panel_get_existing_questions();
1079 1079
1080 1080 
 						$row = 1;
1081 
-						foreach( $questions['questions'] as $question ) {
1082 
-							$html .= $this->quiz_panel_add_existing_question( $question->ID, $row );
1081 
+						foreach ($questions['questions'] as $question) {
1082 
+							$html .= $this->quiz_panel_add_existing_question($question->ID, $row);
1083 1083 
 							++$row;
1084 1084 
 						}
1085 1085 
 
@@ -1088,36 +1088,36 @@  discard block
 
 block discarded – undo
1088 1088 
 			    	$html .= '</table>';
1089 1089
1090 1090 
 			    	$next_class = '';
1091 
-			    	if( $questions['count'] <= 10 ) {
1091 
+			    	if ($questions['count'] <= 10) {
1092 1092 
 			    		$next_class = 'hidden';
1093 1093 
 			    	}
1094 1094
1095 1095 
 			    	$html .= '<div id="existing-pagination">';
1096 1096 
 			    		$html .= '<input type="hidden" id="existing-page" value="1" />';
1097 
-			    		$html .= '<a class="prev no-paging">&larr; ' . __( 'Previous', 'woothemes-sensei') . '</a> <a class="next ' . esc_attr( $next_class ) . '">' . __( 'Next', 'woothemes-sensei') . ' &rarr;</a>';
1097 
+			    		$html .= '<a class="prev no-paging">&larr; '.__('Previous', 'woothemes-sensei').'</a> <a class="next '.esc_attr($next_class).'">'.__('Next', 'woothemes-sensei').' &rarr;</a>';
1098 1098 
 			    	$html .= '</div>';
1099 1099
1100 1100 
 			    	$html .= '<div class="existing-actions">';
1101 
-			    		$html .= '<a title="' . esc_attr( __( 'Add Selected Question(s)', 'woothemes-sensei' ) ) . '" class="add_existing_save button button-primary button-highlighted">' . esc_html( __( 'Add Selected Question(s)', 'woothemes-sensei' ) ) . '</a></p>';
1101 
+			    		$html .= '<a title="'.esc_attr(__('Add Selected Question(s)', 'woothemes-sensei')).'" class="add_existing_save button button-primary button-highlighted">'.esc_html(__('Add Selected Question(s)', 'woothemes-sensei')).'</a></p>';
1102 1102 
 			    	$html .= '</div>';
1103 1103
1104 1104 
 			    $html .= '</div>';
1105 1105
1106 
-			    if ( ! empty( $question_cats ) && ! is_wp_error( $question_cats ) ) {
1106 
+			    if ( ! empty($question_cats) && ! is_wp_error($question_cats)) {
1107 1107 
 				    $html .= '<div class="tab-content hidden" id="tab-multiple-content">';
1108 1108
1109 
-				    	$html .= '<p><em>' . sprintf( __( 'Add any number of questions from a specified category. Edit your question categories %1$shere%2$s.', 'woothemes-sensei' ), '<a href="' . admin_url( 'edit-tags.php?taxonomy=question-category&post_type=question' ) . '">', '</a>' ) . '</em></p>';
1109 
+				    	$html .= '<p><em>'.sprintf(__('Add any number of questions from a specified category. Edit your question categories %1$shere%2$s.', 'woothemes-sensei'), '<a href="'.admin_url('edit-tags.php?taxonomy=question-category&post_type=question').'">', '</a>').'</em></p>';
1110 1110
1111 
-						$html .= '<p><select id="add-multiple-question-category-options" name="multiple_category" class="chosen_select widefat question-category-select">' . "\n";
1112 
-						$html .= '<option value="">' . __( 'Select a Question Category', 'woothemes-sensei' ) . '</option>' . "\n";
1113 
-						foreach( $question_cats as $cat ) {
1114 
-							$html .= '<option value="' . esc_attr( $cat->term_id ) . '">' . esc_html( $cat->name ) . '</option>';
1111 
+						$html .= '<p><select id="add-multiple-question-category-options" name="multiple_category" class="chosen_select widefat question-category-select">'."\n";
1112 
+						$html .= '<option value="">'.__('Select a Question Category', 'woothemes-sensei').'</option>'."\n";
1113 
+						foreach ($question_cats as $cat) {
1114 
+							$html .= '<option value="'.esc_attr($cat->term_id).'">'.esc_html($cat->name).'</option>';
1115 1115 
 						} // End For Loop
1116 
-						$html .= '</select></p>' . "\n";
1116 
+						$html .= '</select></p>'."\n";
1117 1117
1118 
-						$html .= '<p>' . __( 'Number of questions:', 'woothemes-sensei' ) . ' <input type="number" min="1" value="1" max="1" id="add-multiple-question-count" class="small-text"/>';
1118 
+						$html .= '<p>'.__('Number of questions:', 'woothemes-sensei').' <input type="number" min="1" value="1" max="1" id="add-multiple-question-count" class="small-text"/>';
1119 1119
1120 
-						$html .= '<a title="' . esc_attr( __( 'Add Question(s)', 'woothemes-sensei' ) ) . '" class="add_multiple_save button button-primary button-highlighted">' . esc_html( __( 'Add Question(s)', 'woothemes-sensei' ) ) . '</a></p>';
1120 
+						$html .= '<a title="'.esc_attr(__('Add Question(s)', 'woothemes-sensei')).'" class="add_multiple_save button button-primary button-highlighted">'.esc_html(__('Add Question(s)', 'woothemes-sensei')).'</a></p>';
1121 1121
1122 1122 
 				    $html .= '</div>';
1123 1123 
 				}
 
@@ -1128,7 +1128,7 @@  discard block
 
 block discarded – undo
1128 1128 
 		return $html;
1129 1129 
 	}
1130 1130
1131 
-	public function quiz_panel_get_existing_questions( $question_status = 'all', $question_type = '', $question_category = '', $question_search = '', $page = 1 ) {
1131 
+	public function quiz_panel_get_existing_questions($question_status = 'all', $question_type = '', $question_category = '', $question_search = '', $page = 1) {
1132 1132
1133 1133 
 		$args = array(
1134 1134 
 			'post_type' => 'question',
 
@@ -1137,14 +1137,14 @@  discard block
 
 block discarded – undo
1137 1137 
 			'suppress_filters' => 0,
1138 1138 
 		);
1139 1139
1140 
-		switch( $question_status ) {
1140 
+		switch ($question_status) {
1141 1141 
 			case 'unused': $quiz_status = 'NOT EXISTS'; break;
1142 1142 
 			case 'used': $quiz_status = 'EXISTS'; break;
1143 1143 
 			default: $quiz_status = ''; break;
1144 1144 
 		}
1145 1145
1146 
-		if( $quiz_status ) {
1147 
-			switch( $quiz_status ) {
1146 
+		if ($quiz_status) {
1147 
+			switch ($quiz_status) {
1148 1148 
 				case 'EXISTS':
1149 1149 
 					$args['meta_query'][] = array(
1150 1150 
 						'key' => '_quiz_id',
 
@@ -1162,7 +1162,7 @@  discard block
 
 block discarded – undo
1162 1162 
 			}
1163 1163 
 		}
1164 1164
1165 
-		if( $question_type ) {
1165 
+		if ($question_type) {
1166 1166 
 			$args['tax_query'][] = array(
1167 1167 
 				'taxonomy' => 'question-type',
1168 1168 
 				'field' => 'slug',
 
@@ -1170,7 +1170,7 @@  discard block
 
 block discarded – undo
1170 1170 
 			);
1171 1171 
 		}
1172 1172
1173 
-		if( $question_category ) {
1173 
+		if ($question_category) {
1174 1174 
 			$args['tax_query'][] = array(
1175 1175 
 				'taxonomy' => 'question-category',
1176 1176 
 				'field' => 'slug',
 
@@ -1178,19 +1178,19 @@  discard block
 
 block discarded – undo
1178 1178 
 			);
1179 1179 
 		}
1180 1180
1181 
-		if( $question_type && $question_category ) {
1181 
+		if ($question_type && $question_category) {
1182 1182 
 			$args['tax_query']['relation'] = 'AND';
1183 1183 
 		}
1184 1184
1185 
-		if( $question_search ) {
1185 
+		if ($question_search) {
1186 1186 
 			$args['s'] = $question_search;
1187 1187 
 		}
1188 1188
1189 
-		if( $page ) {
1189 
+		if ($page) {
1190 1190 
 			$args['paged'] = $page;
1191 1191 
 		}
1192 1192
1193 
-		$qry = new WP_Query( $args );
1193 
+		$qry = new WP_Query($args);
1194 1194
1195 1195 
         /**
1196 1196 
          * Filter existing questions query
 
@@ -1199,39 +1199,39 @@  discard block
 
 block discarded – undo
1199 1199 
          *
1200 1200 
          * @param WP_Query $wp_query
1201 1201 
          */
1202 
-        $qry = apply_filters( 'sensei_existing_questions_query_results', $qry );
1202 
+        $qry = apply_filters('sensei_existing_questions_query_results', $qry);
1203 1203
1204 1204 
 		$questions['questions'] = $qry->posts;
1205 
-		$questions['count'] = intval( $qry->found_posts );
1205 
+		$questions['count'] = intval($qry->found_posts);
1206 1206 
 		$questions['page'] = $page;
1207 1207
1208 1208 
 		return $questions;
1209 1209 
 	}
1210 1210
1211 
-	public function quiz_panel_add_existing_question( $question_id = 0, $row = 1 ) {
1211 
+	public function quiz_panel_add_existing_question($question_id = 0, $row = 1) {
1212 1212
1213 1213 
 		$html = '';
1214 1214
1215 
-		if( ! $question_id ) {
1215 
+		if ( ! $question_id) {
1216 1216
1217 1217 
             return;
1218 1218
1219 1219 
         }
1220 1220
1221 1221 
 		$existing_class = '';
1222 
-		if( $row % 2 ) {
1222 
+		if ($row % 2) {
1223 1223 
             $existing_class = 'alternate';
1224 1224 
         }
1225 1225
1226 
-		$question_type = Sensei()->question->get_question_type( $question_id );
1226 
+		$question_type = Sensei()->question->get_question_type($question_id);
1227 1227
1228 
-		$question_cat_list = strip_tags( get_the_term_list( $question_id, 'question-category', '', ', ', '' ) );
1228 
+		$question_cat_list = strip_tags(get_the_term_list($question_id, 'question-category', '', ', ', ''));
1229 1229
1230 
-		$html .= '<tr class="' . esc_attr( $existing_class ) . '">
1231 
-					<td class="cb"><input type="checkbox" value="' . $question_id . '" class="existing-item" /></td>
1232 
-					<td>' . get_the_title( $question_id ) . '</td>
1233 
-					<td>' . esc_html( $question_type ) . '</td>
1234 
-					<td>' . esc_html( $question_cat_list ) . '</td>
1230 
+		$html .= '<tr class="'.esc_attr($existing_class).'">
1231 
+					<td class="cb"><input type="checkbox" value="' . $question_id.'" class="existing-item" /></td>
1232 
+					<td>' . get_the_title($question_id).'</td>
1233 
+					<td>' . esc_html($question_type).'</td>
1234 
+					<td>' . esc_html($question_cat_list).'</td>
1235 1235 
 				  </tr>';
1236 1236
1237 1237 
 		return $html;
 
@@ -1244,58 +1244,58 @@  discard block
 
 block discarded – undo
1244 1244
1245 1245 
 		//Add nonce security to the request
1246 1246 
 		$nonce = '';
1247 
-		if( isset( $_POST['filter_existing_questions_nonce'] ) ) {
1248 
-			$nonce = esc_html( $_POST['filter_existing_questions_nonce'] );
1247 
+		if (isset($_POST['filter_existing_questions_nonce'])) {
1248 
+			$nonce = esc_html($_POST['filter_existing_questions_nonce']);
1249 1249 
 		} // End If Statement
1250 1250
1251 
-		if( ! wp_verify_nonce( $nonce, 'filter_existing_questions_nonce' ) ) {
1252 
-			die( $return );
1251 
+		if ( ! wp_verify_nonce($nonce, 'filter_existing_questions_nonce')) {
1252 
+			die($return);
1253 1253 
 		} // End If Statement
1254 1254
1255 1255 
 		// Parse POST data
1256 1256 
 		$data = $_POST['data'];
1257 1257 
 		$question_data = array();
1258 
-		parse_str( $data, $question_data );
1258 
+		parse_str($data, $question_data);
1259 1259
1260 
-		if( 0 < count( $question_data ) ) {
1260 
+		if (0 < count($question_data)) {
1261 1261
1262 1262 
 			$question_status = '';
1263 
-			if( isset( $question_data['question_status'] ) ) {
1263 
+			if (isset($question_data['question_status'])) {
1264 1264 
 				$question_status = $question_data['question_status'];
1265 1265 
 			}
1266 1266
1267 1267 
 			$question_type = '';
1268 
-			if( isset( $question_data['question_type'] ) ) {
1268 
+			if (isset($question_data['question_type'])) {
1269 1269 
 				$question_type = $question_data['question_type'];
1270 1270 
 			}
1271 1271
1272 1272 
 			$question_category = '';
1273 
-			if( isset( $question_data['question_category'] ) ) {
1273 
+			if (isset($question_data['question_category'])) {
1274 1274 
 				$question_category = $question_data['question_category'];
1275 1275 
 			}
1276 1276
1277 1277 
 			$question_search = '';
1278 
-			if( isset( $question_data['question_search'] ) ) {
1278 
+			if (isset($question_data['question_search'])) {
1279 1279 
 				$question_search = $question_data['question_search'];
1280 1280 
 			}
1281 1281
1282 1282 
 			$question_page = 1;
1283 
-			if( isset( $question_data['question_page'] ) ) {
1284 
-				$question_page = intval( $question_data['question_page'] );
1283 
+			if (isset($question_data['question_page'])) {
1284 
+				$question_page = intval($question_data['question_page']);
1285 1285 
 			}
1286 1286
1287 
-			$questions = $this->quiz_panel_get_existing_questions( $question_status, $question_type, $question_category, $question_search, $question_page );
1287 
+			$questions = $this->quiz_panel_get_existing_questions($question_status, $question_type, $question_category, $question_search, $question_page);
1288 1288
1289 1289 
 			$row = 1;
1290 1290 
 			$html = '';
1291 
-			foreach( $questions['questions'] as $question ) {
1292 
-				$html .= $this->quiz_panel_add_existing_question( $question->ID, $row );
1291 
+			foreach ($questions['questions'] as $question) {
1292 
+				$html .= $this->quiz_panel_add_existing_question($question->ID, $row);
1293 1293 
 				++$row;
1294 1294 
 			}
1295 1295
1296 
-			if( ! $html ) {
1296 
+			if ( ! $html) {
1297 1297 
 				$html = '<tr class="alternate">
1298 
-								<td class="no-results" colspan="4"><em>' . __( 'There are no questions matching your search.', 'woothemes-sensei' ) . '</em></td>
1298 
+								<td class="no-results" colspan="4"><em>' . __('There are no questions matching your search.', 'woothemes-sensei').'</em></td>
1299 1299 
 							  </tr>';
1300 1300 
 			}
1301 1301 
 
@@ -1303,53 +1303,53 @@  discard block
 
 block discarded – undo
1303 1303 
 			$return['count'] = $questions['count'];
1304 1304 
 			$return['page'] = $questions['page'];
1305 1305
1306 
-			wp_send_json( $return );
1306 
+			wp_send_json($return);
1307 1307 
 		}
1308 1308
1309 
-		die( $return );
1309 
+		die($return);
1310 1310 
 	}
1311 1311
1312 
-	public function quiz_panel_question_field( $question_type = '', $question_id = 0, $question_counter = 0 ) {
1312 
+	public function quiz_panel_question_field($question_type = '', $question_id = 0, $question_counter = 0) {
1313 1313
1314 1314 
 		$html = '';
1315 1315
1316 
-		if( $question_type ) {
1316 
+		if ($question_type) {
1317 1317
1318 1318 
 			$right_answer = '';
1319 1319 
 			$wrong_answers = array();
1320 1320 
 			$answer_order_string = '';
1321 1321 
 			$answer_order = array();
1322 
-			if( $question_id ) {
1323 
-				$right_answer = get_post_meta( $question_id, '_question_right_answer', true);
1324 
-				$wrong_answers = get_post_meta( $question_id, '_question_wrong_answers', true);
1325 
-				$answer_order_string = get_post_meta( $question_id, '_answer_order', true );
1326 
-				$answer_order = array_filter( explode( ',', $answer_order_string ) );
1322 
+			if ($question_id) {
1323 
+				$right_answer = get_post_meta($question_id, '_question_right_answer', true);
1324 
+				$wrong_answers = get_post_meta($question_id, '_question_wrong_answers', true);
1325 
+				$answer_order_string = get_post_meta($question_id, '_answer_order', true);
1326 
+				$answer_order = array_filter(explode(',', $answer_order_string));
1327 1327 
 				$question_class = '';
1328 1328 
 			} else {
1329 1329 
 				$question_id = '';
1330 1330 
 				$question_class = 'answer-fields question_required_fields hidden';
1331 1331 
 			}
1332 1332
1333 
-			switch ( $question_type ) {
1333 
+			switch ($question_type) {
1334 1334 
 				case 'multiple-choice':
1335 
-					$html .= '<div class="question_default_fields multiple-choice-answers ' . str_replace( ' hidden', '', $question_class ) . '">';
1335 
+					$html .= '<div class="question_default_fields multiple-choice-answers '.str_replace(' hidden', '', $question_class).'">';
1336 1336
1337 1337 
 						$right_answers = (array) $right_answer;
1338 1338 
 						// Calculate total right answers available (defaults to 1)
1339 1339 
 						$total_right = 0;
1340 
-						if( $question_id ) {
1341 
-							$total_right = get_post_meta( $question_id, '_right_answer_count', true );
1340 
+						if ($question_id) {
1341 
+							$total_right = get_post_meta($question_id, '_right_answer_count', true);
1342 1342 
 						}
1343 
-						if( 0 == intval( $total_right ) ) {
1343 
+						if (0 == intval($total_right)) {
1344 1344 
 							$total_right = 1;
1345 1345 
 						}
1346 
-						for ( $i = 0; $i < $total_right; $i++ ) {
1347 
-							if ( !isset( $right_answers[ $i ] ) ) { $right_answers[ $i ] = ''; }
1348 
-							$right_answer_id = $this->get_answer_id( $right_answers[ $i ] );
1346 
+						for ($i = 0; $i < $total_right; $i++) {
1347 
+							if ( ! isset($right_answers[$i])) { $right_answers[$i] = ''; }
1348 
+							$right_answer_id = $this->get_answer_id($right_answers[$i]);
1349 1349 
 							// Right Answer
1350 
-							$right_answer = '<label class="answer" for="question_' . $question_counter . '_right_answer_' . $i . '"><span>' . __( 'Right:' , 'woothemes-sensei' ) . '</span> <input rel="' . esc_attr( $right_answer_id ) . '" type="text" id="question_' . $question_counter . '_right_answer_' . $i . '" name="question_right_answers[]" value="' . esc_attr( $right_answers[ $i ] ) . '" size="25" class="question_answer widefat" /> <a class="remove_answer_option"></a></label>';
1351 
-							if( $question_id ) {
1352 
-								$answers[ $right_answer_id ] = $right_answer;
1350 
+							$right_answer = '<label class="answer" for="question_'.$question_counter.'_right_answer_'.$i.'"><span>'.__('Right:', 'woothemes-sensei').'</span> <input rel="'.esc_attr($right_answer_id).'" type="text" id="question_'.$question_counter.'_right_answer_'.$i.'" name="question_right_answers[]" value="'.esc_attr($right_answers[$i]).'" size="25" class="question_answer widefat" /> <a class="remove_answer_option"></a></label>';
1351 
+							if ($question_id) {
1352 
+								$answers[$right_answer_id] = $right_answer;
1353 1353 
 							} else {
1354 1354 
 								$answers[] = $right_answer;
1355 1355 
 							}
 
@@ -1357,23 +1357,23 @@  discard block
 
 block discarded – undo
1357 1357
1358 1358 
 				    	// Calculate total wrong answers available (defaults to 4)
1359 1359 
 				    	$total_wrong = 0;
1360 
-				    	if( $question_id ) {
1361 
-				    		$total_wrong = get_post_meta( $question_id, '_wrong_answer_count', true );
1360 
+				    	if ($question_id) {
1361 
+				    		$total_wrong = get_post_meta($question_id, '_wrong_answer_count', true);
1362 1362 
 				    	}
1363 
-				    	if( 0 == intval( $total_wrong ) ) {
1363 
+				    	if (0 == intval($total_wrong)) {
1364 1364 
 				    		$total_wrong = 1;
1365 1365 
 				    	}
1366 1366
1367 1367 
                         // Setup Wrong Answer HTML
1368 
-                        foreach ( $wrong_answers as $i => $answer ){
1368 
+                        foreach ($wrong_answers as $i => $answer) {
1369 1369
1370 
-                            $answer_id = $this->get_answer_id( $answer );
1371 
-                            $wrong_answer = '<label class="answer" for="question_' . $question_counter . '_wrong_answer_' . $i . '"><span>' . __( 'Wrong:' , 'woothemes-sensei' ) ;
1372 
-                            $wrong_answer .= '</span> <input rel="' . esc_attr( $answer_id ) . '" type="text" id="question_' . $question_counter . '_wrong_answer_' . $i ;
1373 
-                            $wrong_answer .= '" name="question_wrong_answers[]" value="' . esc_attr( $answer ) . '" size="25" class="question_answer widefat" /> <a class="remove_answer_option"></a></label>';
1374 
-                            if( $question_id ) {
1370 
+                            $answer_id = $this->get_answer_id($answer);
1371 
+                            $wrong_answer = '<label class="answer" for="question_'.$question_counter.'_wrong_answer_'.$i.'"><span>'.__('Wrong:', 'woothemes-sensei');
1372 
+                            $wrong_answer .= '</span> <input rel="'.esc_attr($answer_id).'" type="text" id="question_'.$question_counter.'_wrong_answer_'.$i;
1373 
+                            $wrong_answer .= '" name="question_wrong_answers[]" value="'.esc_attr($answer).'" size="25" class="question_answer widefat" /> <a class="remove_answer_option"></a></label>';
1374 
+                            if ($question_id) {
1375 1375
1376 
-                                $answers[ $answer_id ] = $wrong_answer;
1376 
+                                $answers[$answer_id] = $wrong_answer;
1377 1377
1378 1378 
                             } else {
1379 1379 
 
@@ -1384,115 +1384,115 @@  discard block
 
 block discarded – undo
1384 1384 
                         } // end for each
1385 1385
1386 1386 
 				    	$answers_sorted = $answers;
1387 
-				    	if( $question_id && count( $answer_order ) > 0 ) {
1387 
+				    	if ($question_id && count($answer_order) > 0) {
1388 1388 
 				    		$answers_sorted = array();
1389 
-				    		foreach( $answer_order as $answer_id ) {
1390 
-				    			if( isset( $answers[ $answer_id ] ) ) {
1391 
-				    				$answers_sorted[ $answer_id ] = $answers[ $answer_id ];
1392 
-				    				unset( $answers[ $answer_id ] );
1389 
+				    		foreach ($answer_order as $answer_id) {
1390 
+				    			if (isset($answers[$answer_id])) {
1391 
+				    				$answers_sorted[$answer_id] = $answers[$answer_id];
1392 
+				    				unset($answers[$answer_id]);
1393 1393 
 				    			}
1394 1394 
 				    		}
1395 1395
1396 
-				    		if( count( $answers ) > 0 ) {
1397 
-						    	foreach( $answers as $id => $answer ) {
1398 
-						    		$answers_sorted[ $id ] = $answer;
1396 
+				    		if (count($answers) > 0) {
1397 
+						    	foreach ($answers as $id => $answer) {
1398 
+						    		$answers_sorted[$id] = $answer;
1399 1399 
 						    	}
1400 1400 
 						    }
1401 1401 
 				    	}
1402 1402
1403 
-						foreach( $answers_sorted as $id => $answer ) {
1403 
+						foreach ($answers_sorted as $id => $answer) {
1404 1404 
 				    		$html .= $answer;
1405 1405 
 				    	}
1406 1406
1407 
-				    	$html .= '<input type="hidden" class="answer_order" name="answer_order" value="' . $answer_order_string . '" />';
1408 
-				    	$html .= '<span class="hidden right_answer_count">' . $total_right . '</span>';
1409 
-				    	$html .= '<span class="hidden wrong_answer_count">' . $total_wrong . '</span>';
1407 
+				    	$html .= '<input type="hidden" class="answer_order" name="answer_order" value="'.$answer_order_string.'" />';
1408 
+				    	$html .= '<span class="hidden right_answer_count">'.$total_right.'</span>';
1409 
+				    	$html .= '<span class="hidden wrong_answer_count">'.$total_wrong.'</span>';
1410 1410
1411 1411 
 				    	$html .= '<div class="add_answer_options">';
1412 
-					    	$html .= '<a class="add_right_answer_option add_answer_option button" rel="' . $question_counter . '">' . __( 'Add right answer', 'woothemes-sensei' ) . '</a>';
1413 
-					    	$html .= '<a class="add_wrong_answer_option add_answer_option button" rel="' . $question_counter . '">' . __( 'Add wrong answer', 'woothemes-sensei' ) . '</a>';
1412 
+					    	$html .= '<a class="add_right_answer_option add_answer_option button" rel="'.$question_counter.'">'.__('Add right answer', 'woothemes-sensei').'</a>';
1413 
+					    	$html .= '<a class="add_wrong_answer_option add_answer_option button" rel="'.$question_counter.'">'.__('Add wrong answer', 'woothemes-sensei').'</a>';
1414 1414 
 				    	$html .= '</div>';
1415 1415
1416 
-                        $html .= $this->quiz_panel_question_feedback( $question_counter, $question_id , 'multiple-choice' );
1416 
+                        $html .= $this->quiz_panel_question_feedback($question_counter, $question_id, 'multiple-choice');
1417 1417
1418 1418 
 			    	$html .= '</div>';
1419 1419 
 				break;
1420 1420 
 				case 'boolean':
1421 
-					$html .= '<div class="question_boolean_fields ' . $question_class . '">';
1422 
-						if( $question_id ) {
1423 
-							$field_name = 'question_' . $question_id . '_right_answer_boolean';
1421 
+					$html .= '<div class="question_boolean_fields '.$question_class.'">';
1422 
+						if ($question_id) {
1423 
+							$field_name = 'question_'.$question_id.'_right_answer_boolean';
1424 1424 
 						} else {
1425 1425 
 							$field_name = 'question_right_answer_boolean';
1426 1426 
 							$right_answer = 'true';
1427 1427 
 						}
1428 
-						$html .= '<label for="question_' . $question_id . '_boolean_true"><input id="question_' . $question_id . '_boolean_true" type="radio" name="' . $field_name . '" value="true" '. checked( $right_answer, 'true', false ) . ' /> ' . __( 'True', 'woothemes-sensei' ) . '</label>';
1429 
-						$html .= '<label for="question_' . $question_id . '_boolean_false"><input id="question_' . $question_id . '_boolean_false" type="radio" name="' . $field_name . '" value="false" '. checked( $right_answer, 'false', false ) . ' /> ' . __( 'False', 'woothemes-sensei' ) . '</label>';
1428 
+						$html .= '<label for="question_'.$question_id.'_boolean_true"><input id="question_'.$question_id.'_boolean_true" type="radio" name="'.$field_name.'" value="true" '.checked($right_answer, 'true', false).' /> '.__('True', 'woothemes-sensei').'</label>';
1429 
+						$html .= '<label for="question_'.$question_id.'_boolean_false"><input id="question_'.$question_id.'_boolean_false" type="radio" name="'.$field_name.'" value="false" '.checked($right_answer, 'false', false).' /> '.__('False', 'woothemes-sensei').'</label>';
1430 1430
1431 
-                    $html .= $this->quiz_panel_question_feedback( $question_counter, $question_id, 'boolean' );
1431 
+                    $html .= $this->quiz_panel_question_feedback($question_counter, $question_id, 'boolean');
1432 1432
1433 1433 
 					$html .= '</div>';
1434 1434 
 				break;
1435 1435 
 				case 'gap-fill':
1436 
-					$gapfill_array = explode( '||', $right_answer );
1437 
-					if ( isset( $gapfill_array[0] ) ) { $gapfill_pre = $gapfill_array[0]; } else { $gapfill_pre = ''; }
1438 
-					if ( isset( $gapfill_array[1] ) ) { $gapfill_gap = $gapfill_array[1]; } else { $gapfill_gap = ''; }
1439 
-					if ( isset( $gapfill_array[2] ) ) { $gapfill_post = $gapfill_array[2]; } else { $gapfill_post = ''; }
1440 
-					$html .= '<div class="question_gapfill_fields ' . $question_class . '">';
1436 
+					$gapfill_array = explode('||', $right_answer);
1437 
+					if (isset($gapfill_array[0])) { $gapfill_pre = $gapfill_array[0]; } else { $gapfill_pre = ''; }
1438 
+					if (isset($gapfill_array[1])) { $gapfill_gap = $gapfill_array[1]; } else { $gapfill_gap = ''; }
1439 
+					if (isset($gapfill_array[2])) { $gapfill_post = $gapfill_array[2]; } else { $gapfill_post = ''; }
1440 
+					$html .= '<div class="question_gapfill_fields '.$question_class.'">';
1441 1441 
 						// Fill in the Gaps
1442 
-						$html .= '<label>' . __( 'Text before the Gap:' , 'woothemes-sensei' ) . '</label> ';
1443 
-						$html .= '<input type="text" id="question_' . $question_counter . '_add_question_right_answer_gapfill_pre" name="add_question_right_answer_gapfill_pre" value="' . $gapfill_pre . '" size="25" class="widefat gapfill-field" />';
1444 
-	  					$html .= '<label>' . __( 'The Gap:' , 'woothemes-sensei' ) . '</label> ';
1445 
-	  					$html .= '<input type="text" id="question_' . $question_counter . '_add_question_right_answer_gapfill_gap" name="add_question_right_answer_gapfill_gap" value="' . $gapfill_gap . '" size="25" class="widefat gapfill-field" />';
1446 
-	  					$html .= '<label>' . __( 'Text after the Gap:' , 'woothemes-sensei' ) . '</label> ';
1447 
-	  					$html .= '<input type="text" id="question_' . $question_counter . '_add_question_right_answer_gapfill_post" name="add_question_right_answer_gapfill_post" value="' . $gapfill_post . '" size="25" class="widefat gapfill-field" />';
1448 
-	  					$html .= '<label>' . __( 'Preview:' , 'woothemes-sensei' ) . '</label> ';
1449 
-	  					$html .= '<p class="gapfill-preview">' . $gapfill_pre . '&nbsp;<u>' . $gapfill_gap . '</u>&nbsp;' . $gapfill_post . '</p>';
1442 
+						$html .= '<label>'.__('Text before the Gap:', 'woothemes-sensei').'</label> ';
1443 
+						$html .= '<input type="text" id="question_'.$question_counter.'_add_question_right_answer_gapfill_pre" name="add_question_right_answer_gapfill_pre" value="'.$gapfill_pre.'" size="25" class="widefat gapfill-field" />';
1444 
+	  					$html .= '<label>'.__('The Gap:', 'woothemes-sensei').'</label> ';
1445 
+	  					$html .= '<input type="text" id="question_'.$question_counter.'_add_question_right_answer_gapfill_gap" name="add_question_right_answer_gapfill_gap" value="'.$gapfill_gap.'" size="25" class="widefat gapfill-field" />';
1446 
+	  					$html .= '<label>'.__('Text after the Gap:', 'woothemes-sensei').'</label> ';
1447 
+	  					$html .= '<input type="text" id="question_'.$question_counter.'_add_question_right_answer_gapfill_post" name="add_question_right_answer_gapfill_post" value="'.$gapfill_post.'" size="25" class="widefat gapfill-field" />';
1448 
+	  					$html .= '<label>'.__('Preview:', 'woothemes-sensei').'</label> ';
1449 
+	  					$html .= '<p class="gapfill-preview">'.$gapfill_pre.'&nbsp;<u>'.$gapfill_gap.'</u>&nbsp;'.$gapfill_post.'</p>';
1450 1450 
 	  				$html .= '</div>';
1451 1451 
 				break;
1452 1452 
 				case 'multi-line':
1453 
-					$html .= '<div class="question_multiline_fields ' . $question_class . '">';
1453 
+					$html .= '<div class="question_multiline_fields '.$question_class.'">';
1454 1454 
 						// Guides for grading
1455 
-						if( $question_counter ) {
1456 
-							$field_id = 'question_' . $question_counter . '_add_question_right_answer_multiline';
1455 
+						if ($question_counter) {
1456 
+							$field_id = 'question_'.$question_counter.'_add_question_right_answer_multiline';
1457 1457 
 						} else {
1458 1458 
 							$field_id = 'add_question_right_answer_multiline';
1459 1459 
 						}
1460 
-						$html .= '<label>' . __( 'Guide/Teacher Notes for grading the answer' , 'woothemes-sensei' ) . '</label> ';
1461 
-						$html .= '<textarea id="' . $field_id . '" name="add_question_right_answer_multiline" rows="4" cols="40" class="widefat">' . $right_answer . '</textarea>';
1460 
+						$html .= '<label>'.__('Guide/Teacher Notes for grading the answer', 'woothemes-sensei').'</label> ';
1461 
+						$html .= '<textarea id="'.$field_id.'" name="add_question_right_answer_multiline" rows="4" cols="40" class="widefat">'.$right_answer.'</textarea>';
1462 1462 
 					$html .= '</div>';
1463 1463 
 				break;
1464 1464 
 				case 'single-line':
1465 
-					$html .= '<div class="question_singleline_fields ' . $question_class . '">';
1465 
+					$html .= '<div class="question_singleline_fields '.$question_class.'">';
1466 1466 
 						// Recommended Answer
1467 
-						if( $question_counter ) {
1468 
-							$field_id = 'question_' . $question_counter . '_add_question_right_answer_singleline';
1467 
+						if ($question_counter) {
1468 
+							$field_id = 'question_'.$question_counter.'_add_question_right_answer_singleline';
1469 1469 
 						} else {
1470 1470 
 							$field_id = 'add_question_right_answer_singleline';
1471 1471 
 						}
1472 
-						$html .= '<label>' . __( 'Recommended Answer' , 'woothemes-sensei' ) . '</label> ';
1473 
-						$html .= '<input type="text" id="' . $field_id . '" name="add_question_right_answer_singleline" value="' . $right_answer . '" size="25" class="widefat" />';
1472 
+						$html .= '<label>'.__('Recommended Answer', 'woothemes-sensei').'</label> ';
1473 
+						$html .= '<input type="text" id="'.$field_id.'" name="add_question_right_answer_singleline" value="'.$right_answer.'" size="25" class="widefat" />';
1474 1474 
 					$html .= '</div>';
1475 1475 
 				break;
1476 1476 
 				case 'file-upload':
1477 
-					$html .= '<div class="question_fileupload_fields ' . $question_class . '">';
1478 
-						if( $question_counter ) {
1479 
-							$right_field_id = 'question_' . $question_counter . '_add_question_right_answer_fileupload';
1480 
-							$wrong_field_id = 'question_' . $question_counter . '_add_question_wrong_answer_fileupload';
1477 
+					$html .= '<div class="question_fileupload_fields '.$question_class.'">';
1478 
+						if ($question_counter) {
1479 
+							$right_field_id = 'question_'.$question_counter.'_add_question_right_answer_fileupload';
1480 
+							$wrong_field_id = 'question_'.$question_counter.'_add_question_wrong_answer_fileupload';
1481 1481 
 						} else {
1482 1482 
 							$right_field_id = 'add_question_right_answer_fileupload';
1483 1483 
 							$wrong_field_id = 'add_question_wrong_answer_fileupload';
1484 1484 
 						}
1485 1485
1486 1486 
 						$wrong_answer = '';
1487 
-						if( isset( $wrong_answers[0] ) ) {
1487 
+						if (isset($wrong_answers[0])) {
1488 1488 
 							$wrong_answer = $wrong_answers[0];
1489 1489 
 						}
1490 
-						$html .= '<label>' . __( 'Description for student explaining what needs to be uploaded' , 'woothemes-sensei' ) . '</label> ';
1491 
-						$html .= '<textarea id="' . $wrong_field_id . '" name="add_question_wrong_answer_fileupload" rows="4" cols="40" class="widefat">' . $wrong_answer . '</textarea>';
1490 
+						$html .= '<label>'.__('Description for student explaining what needs to be uploaded', 'woothemes-sensei').'</label> ';
1491 
+						$html .= '<textarea id="'.$wrong_field_id.'" name="add_question_wrong_answer_fileupload" rows="4" cols="40" class="widefat">'.$wrong_answer.'</textarea>';
1492 1492
1493 1493 
 						// Guides for grading
1494 
-						$html .= '<label>' . __( 'Guide/Teacher Notes for grading the upload' , 'woothemes-sensei' ) . '</label> ';
1495 
-						$html .= '<textarea id="' . $right_field_id . '" name="add_question_right_answer_fileupload" rows="4" cols="40" class="widefat">' . $right_answer . '</textarea>';
1494 
+						$html .= '<label>'.__('Guide/Teacher Notes for grading the upload', 'woothemes-sensei').'</label> ';
1495 
+						$html .= '<textarea id="'.$right_field_id.'" name="add_question_right_answer_fileupload" rows="4" cols="40" class="widefat">'.$right_answer.'</textarea>';
1496 1496 
 					$html .= '</div>';
1497 1497 
 				break;
1498 1498 
 			}
 
@@ -1501,32 +1501,32 @@  discard block
 
 block discarded – undo
1501 1501 
 		return $html;
1502 1502 
 	}
1503 1503
1504 
-	public function quiz_panel_question_feedback( $question_counter = 0, $question_id = 0, $question_type = '' ) {
1504 
+	public function quiz_panel_question_feedback($question_counter = 0, $question_id = 0, $question_type = '') {
1505 1505
1506 1506 
         // default field name
1507 1507 
         $field_name = 'answer_feedback';
1508 
-        if( 'boolean' == $question_type ){
1508 
+        if ('boolean' == $question_type) {
1509 1509
1510 1510 
             $field_name = 'answer_feedback_boolean';
1511 1511
1512 
-        }elseif( 'multiple-choice' == $question_type ){
1512 
+        }elseif ('multiple-choice' == $question_type) {
1513 1513
1514 1514 
             $field_name = 'answer_feedback_multiple_choice';
1515 1515
1516 1516 
         }// end if
1517 1517
1518 
-		if( $question_counter ) {
1519 
-			$field_name = 'answer_' . $question_counter . '_feedback';
1518 
+		if ($question_counter) {
1519 
+			$field_name = 'answer_'.$question_counter.'_feedback';
1520 1520 
 		}
1521 1521
1522 1522 
 		$feedback = '';
1523 
-		if( $question_id ) {
1524 
-			$feedback = get_post_meta( $question_id, '_answer_feedback', true );
1523 
+		if ($question_id) {
1524 
+			$feedback = get_post_meta($question_id, '_answer_feedback', true);
1525 1525 
 		}
1526 1526
1527 
-		$html = '<p title="' . __( 'This feedback will be automatically displayed to the student once they have completed the quiz.', 'woothemes-sensei' ) . '">';
1528 
-		$html .= '<label for="' . $field_name . '">' . __( 'Answer Feedback' , 'woothemes-sensei' ) . ':</label>';
1529 
-		$html .= '<textarea id="' . $field_name . '" name="' . $field_name . '" rows="4" cols="40" class="answer_feedback widefat">' . $feedback . '</textarea>';
1527 
+		$html = '<p title="'.__('This feedback will be automatically displayed to the student once they have completed the quiz.', 'woothemes-sensei').'">';
1528 
+		$html .= '<label for="'.$field_name.'">'.__('Answer Feedback', 'woothemes-sensei').':</label>';
1529 
+		$html .= '<textarea id="'.$field_name.'" name="'.$field_name.'" rows="4" cols="40" class="answer_feedback widefat">'.$feedback.'</textarea>';
1530 1530 
 		$html .= '</p>';
1531 1531
1532 1532 
 		return $html;
 
@@ -1535,19 +1535,19 @@  discard block
 
 block discarded – undo
1535 1535 
 	public function question_get_answer_id() {
1536 1536 
 		$data = $_POST['data'];
1537 1537 
 		$answer_data = array();
1538 
-		parse_str( $data, $answer_data );
1538 
+		parse_str($data, $answer_data);
1539 1539 
 		$answer = $answer_data['answer_value'];
1540 
-		$answer_id = $this->get_answer_id( $answer );
1540 
+		$answer_id = $this->get_answer_id($answer);
1541 1541 
 		echo $answer_id;
1542 1542 
 		die();
1543 1543 
 	}
1544 1544
1545 
-	public function get_answer_id( $answer = '' ) {
1545 
+	public function get_answer_id($answer = '') {
1546 1546
1547 1547 
 		$answer_id = '';
1548 1548
1549 
-		if( $answer ) {
1550 
-			$answer_id = md5( $answer );
1549 
+		if ($answer) {
1550 
+			$answer_id = md5($answer);
1551 1551 
 		}
1552 1552
1553 1553 
 		return $answer_id;
 
@@ -1560,17 +1560,17 @@  discard block
 
 block discarded – undo
1560 1560 
 	 * @access public
1561 1561 
 	 * @return void
1562 1562 
 	 */
1563 
-	public function lesson_quiz_meta_box_content () {
1563 
+	public function lesson_quiz_meta_box_content() {
1564 1564 
 		global $post;
1565 1565
1566 1566 
 		// Get quiz panel
1567 1567 
 		$quiz_id = 0;
1568 1568 
 		$quizzes = array();
1569 
-		if ( 0 < $post->ID ) {
1570 
-			$quiz_id = $this->lesson_quizzes( $post->ID, 'any' );
1569 
+		if (0 < $post->ID) {
1570 
+			$quiz_id = $this->lesson_quizzes($post->ID, 'any');
1571 1571 
 		}
1572 1572
1573 
-		echo $this->quiz_panel( $quiz_id );
1573 
+		echo $this->quiz_panel($quiz_id);
1574 1574
1575 1575 
 	} // End lesson_quiz_meta_box_content()
1576 1576 
 
@@ -1587,53 +1587,53 @@  discard block
 
 block discarded – undo
1587 1587 
 		$quiz_id = 0;
1588 1588 
 		$lesson_id = $post->ID;
1589 1589 
 		$quizzes = array();
1590 
-		if ( 0 < $lesson_id ) {
1591 
-			$quiz_id = $this->lesson_quizzes( $lesson_id, 'any' );
1590 
+		if (0 < $lesson_id) {
1591 
+			$quiz_id = $this->lesson_quizzes($lesson_id, 'any');
1592 1592 
 		}
1593 1593
1594 
-		if( $quiz_id ) {
1595 
-			$html .= $this->quiz_settings_panel( $lesson_id, $quiz_id );
1594 
+		if ($quiz_id) {
1595 
+			$html .= $this->quiz_settings_panel($lesson_id, $quiz_id);
1596 1596 
 		} else {
1597 
-			$html .= '<p><em>' . __( 'There is no quiz for this lesson yet - please add one in the \'Quiz Questions\' box.', 'woothemes-sensei' ) . '</em></p>';
1597 
+			$html .= '<p><em>'.__('There is no quiz for this lesson yet - please add one in the \'Quiz Questions\' box.', 'woothemes-sensei').'</em></p>';
1598 1598 
 		}
1599 1599
1600 1600 
 		echo $html;
1601 1601 
 	}
1602 1602
1603 
-	public function quiz_settings_panel( $lesson_id = 0, $quiz_id = 0 ) {
1603 
+	public function quiz_settings_panel($lesson_id = 0, $quiz_id = 0) {
1604 1604
1605 1605
1606 1606 
 		$html = '';
1607 1607
1608 
-		if( ! $lesson_id && ! $quiz_id ) return $html;
1608 
+		if ( ! $lesson_id && ! $quiz_id) return $html;
1609 1609
1610 
-		$settings = $this->get_quiz_settings( $quiz_id );
1610 
+		$settings = $this->get_quiz_settings($quiz_id);
1611 1611
1612 
-		$html = Sensei()->admin->render_settings( $settings, $quiz_id, 'quiz-settings' );
1612 
+		$html = Sensei()->admin->render_settings($settings, $quiz_id, 'quiz-settings');
1613 1613
1614 1614 
 		return $html;
1615 1615
1616 1616 
 	}
1617 1617
1618 
-	public function get_quiz_settings( $quiz_id = 0 ) {
1618 
+	public function get_quiz_settings($quiz_id = 0) {
1619 1619
1620 1620 
 		$disable_passmark = '';
1621 
-		$pass_required = get_post_meta( $quiz_id, '_pass_required', true );
1622 
-		if( ! $pass_required ) {
1621 
+		$pass_required = get_post_meta($quiz_id, '_pass_required', true);
1622 
+		if ( ! $pass_required) {
1623 1623 
 			$disable_passmark = 'hidden';
1624 1624 
 		}
1625 1625
1626 1626 
 		// Setup Questions Query
1627 1627 
 		$questions = array();
1628 
-		if ( 0 < $quiz_id ) {
1629 
-			$questions = $this->lesson_quiz_questions( $quiz_id );
1628 
+		if (0 < $quiz_id) {
1629 
+			$questions = $this->lesson_quiz_questions($quiz_id);
1630 1630 
 		}
1631 1631
1632 1632 
 		// Count questions
1633 1633 
 		$question_count = 0;
1634 
-		foreach( $questions as $question ) {
1635 
-			if( $question->post_type == 'multiple_question' ) {
1636 
-				$question_number = get_post_meta( $question->ID, 'number', true );
1634 
+		foreach ($questions as $question) {
1635 
+			if ($question->post_type == 'multiple_question') {
1636 
+				$question_number = get_post_meta($question->ID, 'number', true);
1637 1637 
 				$question_count += $question_number;
1638 1638 
 			} else {
1639 1639 
 				++$question_count;
 
@@ -1643,15 +1643,15 @@  discard block
 
 block discarded – undo
1643 1643 
 		$settings = array(
1644 1644 
 			array(
1645 1645 
 				'id' 			=> 'pass_required',
1646 
-				'label'			=> __( 'Pass required to complete lesson', 'woothemes-sensei' ),
1647 
-				'description'	=> __( 'The passmark must be achieved before the lesson is complete.', 'woothemes-sensei' ),
1646 
+				'label'			=> __('Pass required to complete lesson', 'woothemes-sensei'),
1647 
+				'description'	=> __('The passmark must be achieved before the lesson is complete.', 'woothemes-sensei'),
1648 1648 
 				'type'			=> 'checkbox',
1649 1649 
 				'default'		=> '',
1650 1650 
 				'checked'		=> 'on',
1651 1651 
 			),
1652 1652 
 			array(
1653 1653 
 				'id' 			=> 'quiz_passmark',
1654 
-				'label'			=> __( 'Quiz passmark percentage', 'woothemes-sensei' ),
1654 
+				'label'			=> __('Quiz passmark percentage', 'woothemes-sensei'),
1655 1655 
 				'description'	=> '',
1656 1656 
 				'type'			=> 'number',
1657 1657 
 				'default'		=> 0,
 
@@ -1662,17 +1662,17 @@  discard block
 
 block discarded – undo
1662 1662 
 			),
1663 1663 
 			array(
1664 1664 
 				'id' 			=> 'show_questions',
1665 
-				'label'			=> __( 'Number of questions to show', 'woothemes-sensei' ),
1666 
-				'description'	=> __( 'Show a random selection of questions from this quiz each time a student views it.', 'woothemes-sensei' ),
1665 
+				'label'			=> __('Number of questions to show', 'woothemes-sensei'),
1666 
+				'description'	=> __('Show a random selection of questions from this quiz each time a student views it.', 'woothemes-sensei'),
1667 1667 
 				'type'			=> 'number',
1668 1668 
 				'default'		=> '',
1669 
-				'placeholder'	=> __( 'All', 'woothemes-sensei' ),
1669 
+				'placeholder'	=> __('All', 'woothemes-sensei'),
1670 1670 
 				'min'			=> 1,
1671 1671 
 				'max'			=> $question_count,
1672 1672 
 			),
1673 1673 
 			array(
1674 1674 
 				'id' 			=> 'random_question_order',
1675 
-				'label'			=> __( 'Randomise question order', 'woothemes-sensei' ),
1675 
+				'label'			=> __('Randomise question order', 'woothemes-sensei'),
1676 1676 
 				'description'	=> '',
1677 1677 
 				'type'			=> 'checkbox',
1678 1678 
 				'default'		=> 'no',
 
@@ -1680,23 +1680,23 @@  discard block
 
 block discarded – undo
1680 1680 
 			),
1681 1681 
 			array(
1682 1682 
 				'id' 			=> 'quiz_grade_type',
1683 
-				'label'			=> __( 'Grade quiz automatically', 'woothemes-sensei' ),
1684 
-				'description'	=> __( 'Grades quiz and displays answer explanation immediately after completion. Only applicable if quiz is limited to Multiple Choice, True/False and Gap Fill questions. Questions that have a grade of zero are skipped during autograding.', 'woothemes-sensei' ),
1683 
+				'label'			=> __('Grade quiz automatically', 'woothemes-sensei'),
1684 
+				'description'	=> __('Grades quiz and displays answer explanation immediately after completion. Only applicable if quiz is limited to Multiple Choice, True/False and Gap Fill questions. Questions that have a grade of zero are skipped during autograding.', 'woothemes-sensei'),
1685 1685 
 				'type'			=> 'checkbox',
1686 1686 
 				'default'		=> 'auto',
1687 1687 
 				'checked'		=> 'auto',
1688 1688 
 			),
1689 1689 
 			array(
1690 1690 
 				'id' 			=> 'enable_quiz_reset',
1691 
-				'label'			=> __( 'Allow user to retake the quiz', 'woothemes-sensei' ),
1692 
-				'description'	=> __( 'Enables the quiz reset button.', 'woothemes-sensei' ),
1691 
+				'label'			=> __('Allow user to retake the quiz', 'woothemes-sensei'),
1692 
+				'description'	=> __('Enables the quiz reset button.', 'woothemes-sensei'),
1693 1693 
 				'type'			=> 'checkbox',
1694 1694 
 				'default'		=> '',
1695 1695 
 				'checked'		=> 'on',
1696 1696 
 			),
1697 1697 
 		);
1698 1698
1699 
-		return apply_filters( 'sensei_quiz_settings', $settings );
1699 
+		return apply_filters('sensei_quiz_settings', $settings);
1700 1700 
 	}
1701 1701
1702 1702 
 	/**
 
@@ -1705,38 +1705,38 @@  discard block
 
 block discarded – undo
1705 1705 
 	 * @access public
1706 1706 
 	 * @return void
1707 1707 
 	 */
1708 
-	public function enqueue_scripts( $hook ) {
1708 
+	public function enqueue_scripts($hook) {
1709 1709 
 		global  $post_type;
1710 1710
1711 
-		$allowed_post_types = apply_filters( 'sensei_scripts_allowed_post_types', array( 'lesson', 'course', 'question' ) );
1712 
-		$allowed_post_type_pages = apply_filters( 'sensei_scripts_allowed_post_type_pages', array( 'edit.php', 'post-new.php', 'post.php', 'edit-tags.php' ) );
1713 
-		$allowed_pages = apply_filters( 'sensei_scripts_allowed_pages', array( 'sensei_grading', 'sensei_analysis', 'sensei_learners', 'sensei_updates', 'woothemes-sensei-settings', 'lesson-order' ) );
1711 
+		$allowed_post_types = apply_filters('sensei_scripts_allowed_post_types', array('lesson', 'course', 'question'));
1712 
+		$allowed_post_type_pages = apply_filters('sensei_scripts_allowed_post_type_pages', array('edit.php', 'post-new.php', 'post.php', 'edit-tags.php'));
1713 
+		$allowed_pages = apply_filters('sensei_scripts_allowed_pages', array('sensei_grading', 'sensei_analysis', 'sensei_learners', 'sensei_updates', 'woothemes-sensei-settings', 'lesson-order'));
1714 1714
1715 1715 
 		// Test for Write Panel Pages
1716 
-		if ( ( ( isset( $post_type ) && in_array( $post_type, $allowed_post_types ) ) && ( isset( $hook ) && in_array( $hook, $allowed_post_type_pages ) ) ) || ( isset( $_GET['page'] ) && in_array( $_GET['page'], $allowed_pages ) ) ) {
1716 
+		if (((isset($post_type) && in_array($post_type, $allowed_post_types)) && (isset($hook) && in_array($hook, $allowed_post_type_pages))) || (isset($_GET['page']) && in_array($_GET['page'], $allowed_pages))) {
1717 1717
1718 
-			$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
1718 
+			$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
1719 1719
1720 1720 
 			// Load the lessons script
1721 1721 
             wp_enqueue_media();
1722 
-			wp_enqueue_script( 'sensei-lesson-metadata', Sensei()->plugin_url . 'assets/js/lesson-metadata' . $suffix . '.js', array( 'jquery', 'sensei-core-select2' ,'jquery-ui-sortable' ), Sensei()->version, true );
1723 
-			wp_enqueue_script( 'sensei-lesson-chosen', Sensei()->plugin_url . 'assets/chosen/chosen.jquery' . $suffix . '.js', array( 'jquery' ), Sensei()->version, true );
1724 
-			wp_enqueue_script( 'sensei-chosen-ajax', Sensei()->plugin_url . 'assets/chosen/ajax-chosen.jquery' . $suffix . '.js', array( 'jquery', 'sensei-lesson-chosen' ), Sensei()->version, true );
1722 
+			wp_enqueue_script('sensei-lesson-metadata', Sensei()->plugin_url.'assets/js/lesson-metadata'.$suffix.'.js', array('jquery', 'sensei-core-select2', 'jquery-ui-sortable'), Sensei()->version, true);
1723 
+			wp_enqueue_script('sensei-lesson-chosen', Sensei()->plugin_url.'assets/chosen/chosen.jquery'.$suffix.'.js', array('jquery'), Sensei()->version, true);
1724 
+			wp_enqueue_script('sensei-chosen-ajax', Sensei()->plugin_url.'assets/chosen/ajax-chosen.jquery'.$suffix.'.js', array('jquery', 'sensei-lesson-chosen'), Sensei()->version, true);
1725 1725
1726 1726 
             // Load the bulk edit screen script
1727 
-            if( 'edit.php' == $hook && 'lesson'==$_GET['post_type'] ) {
1728 
-                wp_enqueue_script( 'sensei-lessons-bulk-edit', Sensei()->plugin_url . 'assets/js/admin/lesson-bulk-edit' . $suffix . '.js', array( 'jquery' ), Sensei()->version , true);
1727 
+            if ('edit.php' == $hook && 'lesson' == $_GET['post_type']) {
1728 
+                wp_enqueue_script('sensei-lessons-bulk-edit', Sensei()->plugin_url.'assets/js/admin/lesson-bulk-edit'.$suffix.'.js', array('jquery'), Sensei()->version, true);
1729 1729 
             }
1730 1730
1731 1731 
 			// Localise script
1732 
-			$translation_strings = array( 'right_colon' => __( 'Right:', 'woothemes-sensei' ), 'wrong_colon' => __( 'Wrong:', 'woothemes-sensei' ), 'add_file' => __( 'Add file', 'woothemes-sensei' ), 'change_file' => __( 'Change file', 'woothemes-sensei' ), 'confirm_remove' => __( 'Are you sure you want to remove this question?', 'woothemes-sensei' ), 'confirm_remove_multiple' => __( 'Are you sure you want to remove these questions?', 'woothemes-sensei' ), 'too_many_for_cat' => __( 'You have selected more questions than this category contains - please reduce the number of questions that you are adding.', 'woothemes-sensei' ) );
1733 
-			$ajax_vars = array( 'lesson_update_question_nonce' => wp_create_nonce( 'lesson_update_question_nonce' ), 'lesson_add_course_nonce' => wp_create_nonce( 'lesson_add_course_nonce' ), 'lesson_update_grade_type_nonce' => wp_create_nonce( 'lesson_update_grade_type_nonce' ), 'lesson_update_question_order_nonce' => wp_create_nonce( 'lesson_update_question_order_nonce' ), 'lesson_update_question_order_random_nonce' => wp_create_nonce( 'lesson_update_question_order_random_nonce' ), 'lesson_add_multiple_questions_nonce' => wp_create_nonce( 'lesson_add_multiple_questions_nonce' ), 'lesson_remove_multiple_questions_nonce' => wp_create_nonce( 'lesson_remove_multiple_questions_nonce' ), 'lesson_add_existing_questions_nonce' => wp_create_nonce( 'lesson_add_existing_questions_nonce' ), 'filter_existing_questions_nonce' => wp_create_nonce( 'filter_existing_questions_nonce' ) );
1734 
-			$data = array_merge( $translation_strings, $ajax_vars );
1735 
-			wp_localize_script( 'sensei-lesson-metadata', 'woo_localized_data', $data );
1732 
+			$translation_strings = array('right_colon' => __('Right:', 'woothemes-sensei'), 'wrong_colon' => __('Wrong:', 'woothemes-sensei'), 'add_file' => __('Add file', 'woothemes-sensei'), 'change_file' => __('Change file', 'woothemes-sensei'), 'confirm_remove' => __('Are you sure you want to remove this question?', 'woothemes-sensei'), 'confirm_remove_multiple' => __('Are you sure you want to remove these questions?', 'woothemes-sensei'), 'too_many_for_cat' => __('You have selected more questions than this category contains - please reduce the number of questions that you are adding.', 'woothemes-sensei'));
1733 
+			$ajax_vars = array('lesson_update_question_nonce' => wp_create_nonce('lesson_update_question_nonce'), 'lesson_add_course_nonce' => wp_create_nonce('lesson_add_course_nonce'), 'lesson_update_grade_type_nonce' => wp_create_nonce('lesson_update_grade_type_nonce'), 'lesson_update_question_order_nonce' => wp_create_nonce('lesson_update_question_order_nonce'), 'lesson_update_question_order_random_nonce' => wp_create_nonce('lesson_update_question_order_random_nonce'), 'lesson_add_multiple_questions_nonce' => wp_create_nonce('lesson_add_multiple_questions_nonce'), 'lesson_remove_multiple_questions_nonce' => wp_create_nonce('lesson_remove_multiple_questions_nonce'), 'lesson_add_existing_questions_nonce' => wp_create_nonce('lesson_add_existing_questions_nonce'), 'filter_existing_questions_nonce' => wp_create_nonce('filter_existing_questions_nonce'));
1734 
+			$data = array_merge($translation_strings, $ajax_vars);
1735 
+			wp_localize_script('sensei-lesson-metadata', 'woo_localized_data', $data);
1736 1736
1737 1737 
 			// Chosen RTL
1738 
-			if ( is_rtl() ) {
1739 
-				wp_enqueue_script( 'sensei-chosen-rtl', Sensei()->plugin_url . 'assets/chosen/chosen-rtl' . $suffix . '.js', array( 'jquery' ), Sensei()->version, true );
1738 
+			if (is_rtl()) {
1739 
+				wp_enqueue_script('sensei-chosen-rtl', Sensei()->plugin_url.'assets/chosen/chosen-rtl'.$suffix.'.js', array('jquery'), Sensei()->version, true);
1740 1740 
 			}
1741 1741
1742 1742 
 		}
 
@@ -1750,16 +1750,16 @@  discard block
 
 block discarded – undo
1750 1750 
 	 * @since  1.4.0
1751 1751 
 	 * @return void
1752 1752 
 	 */
1753 
-	public function enqueue_styles ( $hook ) {
1753 
+	public function enqueue_styles($hook) {
1754 1754 
 		global  $post_type;
1755 1755
1756 
-		$allowed_post_types = apply_filters( 'sensei_scripts_allowed_post_types', array( 'lesson', 'course', 'question', 'sensei_message' ) );
1757 
-		$allowed_post_type_pages = apply_filters( 'sensei_scripts_allowed_post_type_pages', array( 'edit.php', 'post-new.php', 'post.php', 'edit-tags.php' ) );
1758 
-		$allowed_pages = apply_filters( 'sensei_scripts_allowed_pages', array( 'sensei_grading', 'sensei_analysis', 'sensei_learners', 'sensei_updates', 'woothemes-sensei-settings' ) );
1756 
+		$allowed_post_types = apply_filters('sensei_scripts_allowed_post_types', array('lesson', 'course', 'question', 'sensei_message'));
1757 
+		$allowed_post_type_pages = apply_filters('sensei_scripts_allowed_post_type_pages', array('edit.php', 'post-new.php', 'post.php', 'edit-tags.php'));
1758 
+		$allowed_pages = apply_filters('sensei_scripts_allowed_pages', array('sensei_grading', 'sensei_analysis', 'sensei_learners', 'sensei_updates', 'woothemes-sensei-settings'));
1759 1759
1760 1760 
 		// Test for Write Panel Pages
1761 
-		if ( ( ( isset( $post_type ) && in_array( $post_type, $allowed_post_types ) ) && ( isset( $hook ) && in_array( $hook, $allowed_post_type_pages ) ) ) || ( isset( $_GET['page'] ) && in_array( $_GET['page'], $allowed_pages ) ) ) {
1762 
-			wp_enqueue_style( 'woothemes-sensei-settings-api', esc_url( Sensei()->plugin_url . 'assets/css/settings.css' ), '', Sensei()->version );
1761 
+		if (((isset($post_type) && in_array($post_type, $allowed_post_types)) && (isset($hook) && in_array($hook, $allowed_post_type_pages))) || (isset($_GET['page']) && in_array($_GET['page'], $allowed_pages))) {
1762 
+			wp_enqueue_style('woothemes-sensei-settings-api', esc_url(Sensei()->plugin_url.'assets/css/settings.css'), '', Sensei()->version);
1763 1763 
 		}
1764 1764
1765 1765 
 	} // End enqueue_styles()
 
@@ -1771,12 +1771,12 @@  discard block
 
 block discarded – undo
1771 1771 
 	 * @param  array $defaults
1772 1772 
 	 * @return array $new_columns
1773 1773 
 	 */
1774 
-	public function add_column_headings ( $defaults ) {
1774 
+	public function add_column_headings($defaults) {
1775 1775 
 		$new_columns['cb'] = '<input type="checkbox" />';
1776 
-		$new_columns['title'] = _x( 'Lesson Title', 'column name', 'woothemes-sensei' );
1777 
-		$new_columns['lesson-course'] = _x( 'Course', 'column name', 'woothemes-sensei' );
1778 
-		$new_columns['lesson-prerequisite'] = _x( 'Pre-requisite Lesson', 'column name', 'woothemes-sensei' );
1779 
-		if ( isset( $defaults['date'] ) ) {
1776 
+		$new_columns['title'] = _x('Lesson Title', 'column name', 'woothemes-sensei');
1777 
+		$new_columns['lesson-course'] = _x('Course', 'column name', 'woothemes-sensei');
1778 
+		$new_columns['lesson-prerequisite'] = _x('Pre-requisite Lesson', 'column name', 'woothemes-sensei');
1779 
+		if (isset($defaults['date'])) {
1780 1780 
 			$new_columns['date'] = $defaults['date'];
1781 1781 
 		}
1782 1782 
 		return $new_columns;
 
@@ -1790,23 +1790,23 @@  discard block
 
 block discarded – undo
1790 1790 
 	 * @param  int $id
1791 1791 
 	 * @return void
1792 1792 
 	 */
1793 
-	public function add_column_data ( $column_name, $id ) {
1793 
+	public function add_column_data($column_name, $id) {
1794 1794 
 		global $wpdb, $post;
1795 1795
1796 
-		switch ( $column_name ) {
1796 
+		switch ($column_name) {
1797 1797 
 			case 'id':
1798 1798 
 				echo $id;
1799 1799 
 			break;
1800 1800 
 			case 'lesson-course':
1801 
-				$lesson_course_id = get_post_meta( $id, '_lesson_course', true);
1802 
-				if ( 0 < absint( $lesson_course_id ) ) {
1803 
-					echo '<a href="' . esc_url( get_edit_post_link( absint( $lesson_course_id ) ) ) . '" title="' . esc_attr( sprintf( __( 'Edit %s', 'woothemes-sensei' ), get_the_title( absint( $lesson_course_id ) ) ) ) . '">' . get_the_title( absint( $lesson_course_id ) ) . '</a>';
1801 
+				$lesson_course_id = get_post_meta($id, '_lesson_course', true);
1802 
+				if (0 < absint($lesson_course_id)) {
1803 
+					echo '<a href="'.esc_url(get_edit_post_link(absint($lesson_course_id))).'" title="'.esc_attr(sprintf(__('Edit %s', 'woothemes-sensei'), get_the_title(absint($lesson_course_id)))).'">'.get_the_title(absint($lesson_course_id)).'</a>';
1804 1804 
 				} // End If Statement
1805 1805 
 			break;
1806 1806 
 			case 'lesson-prerequisite':
1807 
-				$lesson_prerequisite_id = get_post_meta( $id, '_lesson_prerequisite', true);
1808 
-				if ( 0 < absint( $lesson_prerequisite_id ) ) {
1809 
-					echo '<a href="' . esc_url( get_edit_post_link( absint( $lesson_prerequisite_id ) ) ) . '" title="' . esc_attr( sprintf( __( 'Edit %s', 'woothemes-sensei' ), get_the_title( absint( $lesson_prerequisite_id ) ) ) ) . '">' . get_the_title( absint( $lesson_prerequisite_id ) ) . '</a>';
1807 
+				$lesson_prerequisite_id = get_post_meta($id, '_lesson_prerequisite', true);
1808 
+				if (0 < absint($lesson_prerequisite_id)) {
1809 
+					echo '<a href="'.esc_url(get_edit_post_link(absint($lesson_prerequisite_id))).'" title="'.esc_attr(sprintf(__('Edit %s', 'woothemes-sensei'), get_the_title(absint($lesson_prerequisite_id)))).'">'.get_the_title(absint($lesson_prerequisite_id)).'</a>';
1810 1810 
 				} // End If Statement
1811 1811 
 			break;
1812 1812 
 			default:
 
@@ -1820,14 +1820,14 @@  discard block
 
 block discarded – undo
1820 1820 
 	 * @access public
1821 1821 
 	 * @return void
1822 1822 
 	 */
1823 
-	public function lesson_add_course () {
1823 
+	public function lesson_add_course() {
1824 1824 
 		global $current_user;
1825 1825 
 		//Add nonce security to the request
1826 
-		if ( isset($_POST['lesson_add_course_nonce']) ) {
1827 
-			$nonce = esc_html( $_POST['lesson_add_course_nonce'] );
1826 
+		if (isset($_POST['lesson_add_course_nonce'])) {
1827 
+			$nonce = esc_html($_POST['lesson_add_course_nonce']);
1828 1828 
 		} // End If Statement
1829 
-		if ( ! wp_verify_nonce( $nonce, 'lesson_add_course_nonce' )
1830 
-            || ! current_user_can( 'edit_lessons' ) ) {
1829 
+		if ( ! wp_verify_nonce($nonce, 'lesson_add_course_nonce')
1830 
+            || ! current_user_can('edit_lessons')) {
1831 1831 
 			die('');
1832 1832 
 		} // End If Statement
1833 1833 
 		// Parse POST data
 
@@ -1849,14 +1849,14 @@  discard block
 
 block discarded – undo
1849 1849 
 	 * @access public
1850 1850 
 	 * @return void
1851 1851 
 	 */
1852 
-	public function lesson_update_question () {
1852 
+	public function lesson_update_question() {
1853 1853 
 		global $current_user;
1854 1854 
 		//Add nonce security to the request
1855 
-		if ( isset($_POST['lesson_update_question_nonce']) ) {
1856 
-			$nonce = esc_html( $_POST['lesson_update_question_nonce'] );
1855 
+		if (isset($_POST['lesson_update_question_nonce'])) {
1856 
+			$nonce = esc_html($_POST['lesson_update_question_nonce']);
1857 1857 
 		} // End If Statement
1858 
-		if ( ! wp_verify_nonce( $nonce, 'lesson_update_question_nonce' )
1859 
-            ||  ! current_user_can( 'edit_questions' )) {
1858 
+		if ( ! wp_verify_nonce($nonce, 'lesson_update_question_nonce')
1859 
+            ||  ! current_user_can('edit_questions')) {
1860 1860
1861 1861 
 			die('');
1862 1862 
 
@@ -1866,30 +1866,30 @@  discard block
 
 block discarded – undo
1866 1866 
 		// WP slashes all incoming data regardless of Magic Quotes setting (see wp_magic_quotes()), which means that
1867 1867 
 		// even the $_POST['data'] encoded with encodeURIComponent has it's apostrophes slashed.
1868 1868 
 		// So first restore the original unslashed apostrophes by removing those slashes
1869 
-		$data = wp_unslash( $_POST['data'] );
1869 
+		$data = wp_unslash($_POST['data']);
1870 1870 
 		// Then parse the string to an array (note that parse_str automatically urldecodes all the variables)
1871 1871 
 		$question_data = array();
1872 1872 
 		parse_str($data, $question_data);
1873 1873 
 		// Finally re-slash all elements to ensure consistancy for lesson_save_question()
1874 
-		$question_data = wp_slash( $question_data );
1874 
+		$question_data = wp_slash($question_data);
1875 1875 
 		// Save the question
1876 1876 
 		$return = false;
1877 1877 
 		// Question Save and Delete logic
1878 
-		if ( isset( $question_data['action'] ) && ( $question_data['action'] == 'delete' ) ) {
1878 
+		if (isset($question_data['action']) && ($question_data['action'] == 'delete')) {
1879 1879 
 			// Delete the Question
1880 1880 
 			$return = $this->lesson_delete_question($question_data);
1881 1881 
 		} else {
1882 1882 
 			// Save the Question
1883 
-			if ( isset( $question_data['quiz_id'] ) && ( 0 < absint( $question_data['quiz_id'] ) ) ) {
1883 
+			if (isset($question_data['quiz_id']) && (0 < absint($question_data['quiz_id']))) {
1884 1884 
 				$current_user = wp_get_current_user();
1885 1885 
 				$question_data['post_author'] = $current_user->ID;
1886 
-				$question_id = $this->lesson_save_question( $question_data );
1887 
-				$question_type = Sensei()->question->get_question_type( $question_id );
1886 
+				$question_id = $this->lesson_save_question($question_data);
1887 
+				$question_type = Sensei()->question->get_question_type($question_id);
1888 1888
1889 
-				$question_count = intval( $question_data['question_count'] );
1889 
+				$question_count = intval($question_data['question_count']);
1890 1890 
 				++$question_count;
1891 1891
1892 
-				$return = $this->quiz_panel_question( $question_type, $question_count, $question_id );
1892 
+				$return = $this->quiz_panel_question($question_type, $question_count, $question_id);
1893 1893 
 			} // End If Statement
1894 1894 
 		} // End If Statement
1895 1895 
 
@@ -1904,49 +1904,49 @@  discard block
 
 block discarded – undo
1904 1904
1905 1905 
 		//Add nonce security to the request
1906 1906 
 		$nonce = '';
1907 
-		if( isset( $_POST['lesson_add_multiple_questions_nonce'] ) ) {
1908 
-			$nonce = esc_html( $_POST['lesson_add_multiple_questions_nonce'] );
1907 
+		if (isset($_POST['lesson_add_multiple_questions_nonce'])) {
1908 
+			$nonce = esc_html($_POST['lesson_add_multiple_questions_nonce']);
1909 1909 
 		} // End If Statement
1910 1910
1911 
-		if( ! wp_verify_nonce( $nonce, 'lesson_add_multiple_questions_nonce' )
1912 
-            || ! current_user_can( 'edit_lessons' ) ) {
1913 
-			die( $return );
1911 
+		if ( ! wp_verify_nonce($nonce, 'lesson_add_multiple_questions_nonce')
1912 
+            || ! current_user_can('edit_lessons')) {
1913 
+			die($return);
1914 1914 
 		} // End If Statement
1915 1915
1916 1916 
 		// Parse POST data
1917 1917 
 		$data = $_POST['data'];
1918 1918 
 		$question_data = array();
1919 
-		parse_str( $data, $question_data );
1919 
+		parse_str($data, $question_data);
1920 1920
1921 
-		if( is_array( $question_data ) ) {
1922 
-			if( isset( $question_data['quiz_id'] ) && ( 0 < absint( $question_data['quiz_id'] ) ) ) {
1921 
+		if (is_array($question_data)) {
1922 
+			if (isset($question_data['quiz_id']) && (0 < absint($question_data['quiz_id']))) {
1923 1923
1924 
-				$quiz_id = intval( $question_data['quiz_id'] );
1925 
-				$question_number = intval( $question_data['question_number'] );
1926 
-				$question_category = intval( $question_data['question_category'] );
1924 
+				$quiz_id = intval($question_data['quiz_id']);
1925 
+				$question_number = intval($question_data['question_number']);
1926 
+				$question_category = intval($question_data['question_category']);
1927 1927
1928 
-				$question_counter = intval( $question_data['question_count'] );
1928 
+				$question_counter = intval($question_data['question_count']);
1929 1929 
 				++$question_counter;
1930 1930
1931 
-				$cat = get_term( $question_category, 'question-category' );
1931 
+				$cat = get_term($question_category, 'question-category');
1932 1932
1933 1933 
 				$post_data = array(
1934 1934 
 					'post_content' => '',
1935 1935 
 					'post_status' => 'publish',
1936 
-					'post_title' => sprintf( __( '%1$s Question(s) from %2$s', 'woothemes-sensei' ), $question_number, $cat->name ),
1936 
+					'post_title' => sprintf(__('%1$s Question(s) from %2$s', 'woothemes-sensei'), $question_number, $cat->name),
1937 1937 
 					'post_type' => 'multiple_question'
1938 1938 
 				);
1939 1939
1940 
-				$multiple_id = wp_insert_post( $post_data );
1940 
+				$multiple_id = wp_insert_post($post_data);
1941 1941
1942 
-				if( $multiple_id && ! is_wp_error( $multiple_id ) ) {
1943 
-					add_post_meta( $multiple_id, 'category', $question_category );
1944 
-					add_post_meta( $multiple_id, 'number', $question_number );
1945 
-					add_post_meta( $multiple_id, '_quiz_id', $quiz_id, false );
1946 
-					add_post_meta( $multiple_id, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $question_counter );
1947 
-					$lesson_id = get_post_meta( $quiz_id, '_quiz_lesson', true );
1948 
-					update_post_meta( $lesson_id, '_quiz_has_questions', '1' );
1949 
-					$return = $this->quiz_panel_question( 'category', $question_counter, $multiple_id, 'quiz', array( $cat->name, $question_number ) );
1942 
+				if ($multiple_id && ! is_wp_error($multiple_id)) {
1943 
+					add_post_meta($multiple_id, 'category', $question_category);
1944 
+					add_post_meta($multiple_id, 'number', $question_number);
1945 
+					add_post_meta($multiple_id, '_quiz_id', $quiz_id, false);
1946 
+					add_post_meta($multiple_id, '_quiz_question_order'.$quiz_id, $quiz_id.'000'.$question_counter);
1947 
+					$lesson_id = get_post_meta($quiz_id, '_quiz_lesson', true);
1948 
+					update_post_meta($lesson_id, '_quiz_has_questions', '1');
1949 
+					$return = $this->quiz_panel_question('category', $question_counter, $multiple_id, 'quiz', array($cat->name, $question_number));
1950 1950 
 				}
1951 1951 
 			}
1952 1952 
 		}
 
@@ -1960,25 +1960,25 @@  discard block
 
 block discarded – undo
1960 1960
1961 1961 
 		//Add nonce security to the request
1962 1962 
 		$nonce = '';
1963 
-		if( isset( $_POST['lesson_remove_multiple_questions_nonce'] ) ) {
1964 
-			$nonce = esc_html( $_POST['lesson_remove_multiple_questions_nonce'] );
1963 
+		if (isset($_POST['lesson_remove_multiple_questions_nonce'])) {
1964 
+			$nonce = esc_html($_POST['lesson_remove_multiple_questions_nonce']);
1965 1965 
 		} // End If Statement
1966 1966
1967 
-		if( ! wp_verify_nonce( $nonce, 'lesson_remove_multiple_questions_nonce' )
1968 
-        || ! current_user_can( 'edit_lessons' ) ) {
1967 
+		if ( ! wp_verify_nonce($nonce, 'lesson_remove_multiple_questions_nonce')
1968 
+        || ! current_user_can('edit_lessons')) {
1969 1969 
 			die('');
1970 1970 
 		} // End If Statement
1971 1971
1972 1972 
 		// Parse POST data
1973 1973 
 		$data = $_POST['data'];
1974 1974 
 		$question_data = array();
1975 
-		parse_str( $data, $question_data );
1975 
+		parse_str($data, $question_data);
1976 1976
1977 
-		if( is_array( $question_data ) ) {
1978 
-			wp_delete_post( $question_data['question_id'], true );
1977 
+		if (is_array($question_data)) {
1978 
+			wp_delete_post($question_data['question_id'], true);
1979 1979 
 		}
1980 1980
1981 
-		die( 'Deleted' );
1981 
+		die('Deleted');
1982 1982 
 	}
1983 1983
1984 1984 
 	public function get_question_category_limit() {
 
@@ -1989,11 +1989,11 @@  discard block
 
 block discarded – undo
1989 1989 
 		// Parse POST data
1990 1990 
 		$data = $_POST['data'];
1991 1991 
 		$cat_data = array();
1992 
-		parse_str( $data, $cat_data );
1992 
+		parse_str($data, $cat_data);
1993 1993
1994 
-		if( isset( $cat_data['cat'] ) && '' != $cat_data['cat'] ) {
1995 
-			$cat = get_term( $cat_data['cat'], 'question-category' );
1996 
-			if( isset( $cat->count ) ) {
1994 
+		if (isset($cat_data['cat']) && '' != $cat_data['cat']) {
1995 
+			$cat = get_term($cat_data['cat'], 'question-category');
1996 
+			if (isset($cat->count)) {
1997 1997 
 				$return = $cat->count;
1998 1998 
 			}
1999 1999 
 		}
 
@@ -2007,45 +2007,45 @@  discard block
 
 block discarded – undo
2007 2007
2008 2008 
 		//Add nonce security to the request
2009 2009 
 		$nonce = '';
2010 
-		if( isset( $_POST['lesson_add_existing_questions_nonce'] ) ) {
2011 
-			$nonce = esc_html( $_POST['lesson_add_existing_questions_nonce'] );
2010 
+		if (isset($_POST['lesson_add_existing_questions_nonce'])) {
2011 
+			$nonce = esc_html($_POST['lesson_add_existing_questions_nonce']);
2012 2012 
 		} // End If Statement
2013 2013
2014 
-		if( ! wp_verify_nonce( $nonce, 'lesson_add_existing_questions_nonce' )
2015 
-        || ! current_user_can( 'edit_lessons' ) ) {
2014 
+		if ( ! wp_verify_nonce($nonce, 'lesson_add_existing_questions_nonce')
2015 
+        || ! current_user_can('edit_lessons')) {
2016 2016 
 			die('');
2017 2017 
 		} // End If Statement
2018 2018
2019 2019 
 		// Parse POST data
2020 2020 
 		$data = $_POST['data'];
2021 2021 
 		$question_data = array();
2022 
-		parse_str( $data, $question_data );
2022 
+		parse_str($data, $question_data);
2023 2023
2024 2024 
 		$return = '';
2025 2025
2026 
-		if( is_array( $question_data ) ) {
2026 
+		if (is_array($question_data)) {
2027 2027
2028 
-			if( isset( $question_data['questions'] ) && '' != $question_data['questions'] ) {
2028 
+			if (isset($question_data['questions']) && '' != $question_data['questions']) {
2029 2029
2030 
-				$questions = explode( ',', trim( $question_data['questions'], ',' ) );
2030 
+				$questions = explode(',', trim($question_data['questions'], ','));
2031 2031 
 				$quiz_id = $question_data['quiz_id'];
2032 
-				$question_count = intval( $question_data['question_count'] );
2032 
+				$question_count = intval($question_data['question_count']);
2033 2033
2034 
-				foreach( $questions as $question_id ) {
2034 
+				foreach ($questions as $question_id) {
2035 2035
2036 2036 
 					++$question_count;
2037 2037
2038 
-					$quizzes = get_post_meta( $question_id, '_quiz_id', false );
2039 
-					if( ! in_array( $quiz_id, $quizzes ) ) {
2040 
-			    		add_post_meta( $question_id, '_quiz_id', $quiz_id, false );
2041 
-						$lesson_id = get_post_meta( $quiz_id, '_quiz_lesson', true );
2042 
-						update_post_meta( $lesson_id, '_quiz_has_questions', '1' );
2038 
+					$quizzes = get_post_meta($question_id, '_quiz_id', false);
2039 
+					if ( ! in_array($quiz_id, $quizzes)) {
2040 
+			    		add_post_meta($question_id, '_quiz_id', $quiz_id, false);
2041 
+						$lesson_id = get_post_meta($quiz_id, '_quiz_lesson', true);
2042 
+						update_post_meta($lesson_id, '_quiz_has_questions', '1');
2043 2043 
 			    	}
2044 2044
2045 
-			    	add_post_meta( $question_id, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $question_count );
2046 
-					$question_type = Sensei()->question->get_question_type( $question_id );
2045 
+			    	add_post_meta($question_id, '_quiz_question_order'.$quiz_id, $quiz_id.'000'.$question_count);
2046 
+					$question_type = Sensei()->question->get_question_type($question_id);
2047 2047
2048 
-					$return .= $this->quiz_panel_question( $question_type, $question_count, $question_id );
2048 
+					$return .= $this->quiz_panel_question($question_type, $question_count, $question_id);
2049 2049 
 				}
2050 2050 
 			}
2051 2051 
 		}
 
@@ -2057,14 +2057,14 @@  discard block
 
 block discarded – undo
2057 2057
2058 2058 
 	public function lesson_update_grade_type() {
2059 2059 
 		//Add nonce security to the request
2060 
-		if ( isset($_POST['lesson_update_grade_type_nonce']) ) {
2060 
+		if (isset($_POST['lesson_update_grade_type_nonce'])) {
2061 2061
2062 
-			$nonce = esc_html( $_POST['lesson_update_grade_type_nonce'] );
2062 
+			$nonce = esc_html($_POST['lesson_update_grade_type_nonce']);
2063 2063
2064 2064 
 		} // End If Statement
2065 2065
2066 
-		if ( ! wp_verify_nonce( $nonce, 'lesson_update_grade_type_nonce' )
2067 
-        || ! current_user_can( 'edit_lessons' ) ) {
2066 
+		if ( ! wp_verify_nonce($nonce, 'lesson_update_grade_type_nonce')
2067 
+        || ! current_user_can('edit_lessons')) {
2068 2068
2069 2069 
 			die('');
2070 2070 
 
@@ -2074,18 +2074,18 @@  discard block
 
 block discarded – undo
2074 2074 
 		$data = $_POST['data'];
2075 2075 
 		$quiz_data = array();
2076 2076 
 		parse_str($data, $quiz_data);
2077 
-		update_post_meta( $quiz_data['quiz_id'], '_quiz_grade_type', $quiz_data['quiz_grade_type'] );
2077 
+		update_post_meta($quiz_data['quiz_id'], '_quiz_grade_type', $quiz_data['quiz_grade_type']);
2078 2078 
 		die();
2079 2079 
 	}
2080 2080
2081 2081 
 	public function lesson_update_question_order() {
2082 2082 
 		// Add nonce security to the request
2083 
-		if ( isset($_POST['lesson_update_question_order_nonce']) ) {
2084 
-			$nonce = esc_html( $_POST['lesson_update_question_order_nonce'] );
2083 
+		if (isset($_POST['lesson_update_question_order_nonce'])) {
2084 
+			$nonce = esc_html($_POST['lesson_update_question_order_nonce']);
2085 2085 
 		} // End If Statement
2086 2086
2087 
-        if ( ! wp_verify_nonce( $nonce, 'lesson_update_question_order_nonce' )
2088 
-            ||! current_user_can( 'edit_lessons' ) ) {
2087 
+        if ( ! wp_verify_nonce($nonce, 'lesson_update_question_order_nonce')
2088 
+            ||! current_user_can('edit_lessons')) {
2089 2089 
 			die('');
2090 2090 
 		} // End If Statement
2091 2091 
 
@@ -2093,25 +2093,25 @@  discard block
 
 block discarded – undo
2093 2093 
 		$data = $_POST['data'];
2094 2094 
 		$quiz_data = array();
2095 2095 
 		parse_str($data, $quiz_data);
2096 
-		if( strlen( $quiz_data['question_order'] ) > 0 ) {
2097 
-			$questions = explode( ',', $quiz_data['question_order'] );
2096 
+		if (strlen($quiz_data['question_order']) > 0) {
2097 
+			$questions = explode(',', $quiz_data['question_order']);
2098 2098 
 			$o = 1;
2099 
-			foreach( $questions as $question_id ) {
2100 
-				update_post_meta( $question_id, '_quiz_question_order' . $quiz_data['quiz_id'], $quiz_data['quiz_id'] . '000' . $o );
2099 
+			foreach ($questions as $question_id) {
2100 
+				update_post_meta($question_id, '_quiz_question_order'.$quiz_data['quiz_id'], $quiz_data['quiz_id'].'000'.$o);
2101 2101 
 				++$o;
2102 2102 
 			}
2103 
-			update_post_meta( $quiz_data['quiz_id'], '_question_order', $questions );
2103 
+			update_post_meta($quiz_data['quiz_id'], '_question_order', $questions);
2104 2104 
 		}
2105 2105 
 		die();
2106 2106 
 	}
2107 2107
2108 2108 
 	public function lesson_update_question_order_random() {
2109 2109 
 		//Add nonce security to the request
2110 
-		if ( isset($_POST['lesson_update_question_order_random_nonce']) ) {
2111 
-			$nonce = esc_html( $_POST['lesson_update_question_order_random_nonce'] );
2110 
+		if (isset($_POST['lesson_update_question_order_random_nonce'])) {
2111 
+			$nonce = esc_html($_POST['lesson_update_question_order_random_nonce']);
2112 2112 
 		} // End If Statement
2113 
-		if ( ! wp_verify_nonce( $nonce, 'lesson_update_question_order_random_nonce' )
2114 
-            || ! current_user_can( 'edit_lessons' ) ) {
2113 
+		if ( ! wp_verify_nonce($nonce, 'lesson_update_question_order_random_nonce')
2114 
+            || ! current_user_can('edit_lessons')) {
2115 2115
2116 2116 
 			die('');
2117 2117 
 
@@ -2120,7 +2120,7 @@  discard block
 
 block discarded – undo
2120 2120 
 		$data = $_POST['data'];
2121 2121 
 		$quiz_data = array();
2122 2122 
 		parse_str($data, $quiz_data);
2123 
-		update_post_meta( $quiz_data['quiz_id'], '_random_question_order', $quiz_data['random_question_order'] );
2123 
+		update_post_meta($quiz_data['quiz_id'], '_random_question_order', $quiz_data['random_question_order']);
2124 2124 
 		die();
2125 2125 
 	}
2126 2126 
 
@@ -2131,7 +2131,7 @@  discard block
 
 block discarded – undo
2131 2131 
 	 * @param array $data (default: array())
2132 2132 
 	 * @return integer|boolean $course_id or false
2133 2133 
 	 */
2134 
-	private function lesson_save_course( $data = array() ) {
2134 
+	private function lesson_save_course($data = array()) {
2135 2135 
 		global $current_user;
2136 2136 
 		$return = false;
2137 2137 
 		// Setup the course data
 
@@ -2140,58 +2140,58 @@  discard block
 
 block discarded – undo
2140 2140 
 		$course_title = '';
2141 2141 
 		$course_prerequisite = 0;
2142 2142 
 		$course_category = 0;
2143 
-		if ( isset( $data[ 'course_id' ] ) && ( 0 < absint( $data[ 'course_id' ] ) ) ) {
2144 
-			$course_id = absint( $data[ 'course_id' ] );
2143 
+		if (isset($data['course_id']) && (0 < absint($data['course_id']))) {
2144 
+			$course_id = absint($data['course_id']);
2145 2145 
 		} // End If Statement
2146 
-		if ( isset( $data[ 'course_title' ] ) && ( '' != $data[ 'course_title' ] ) ) {
2147 
-			$course_title = $data[ 'course_title' ];
2146 
+		if (isset($data['course_title']) && ('' != $data['course_title'])) {
2147 
+			$course_title = $data['course_title'];
2148 2148 
 		} // End If Statement
2149 2149 
 		$post_title = $course_title;
2150 
-		if ( isset($data[ 'post_author' ]) ) {
2151 
-			$post_author = $data[ 'post_author' ];
2150 
+		if (isset($data['post_author'])) {
2151 
+			$post_author = $data['post_author'];
2152 2152 
 		} else {
2153 2153 
 			$current_user = wp_get_current_user();
2154 2154 
 			$post_author = $current_user->ID;
2155 2155 
 		} // End If Statement
2156 2156 
 		$post_status = 'publish';
2157 2157 
 		$post_type = 'course';
2158 
-		if ( isset( $data[ 'course_content' ] ) && ( '' != $data[ 'course_content' ] ) ) {
2159 
-			$course_content = $data[ 'course_content' ];
2158 
+		if (isset($data['course_content']) && ('' != $data['course_content'])) {
2159 
+			$course_content = $data['course_content'];
2160 2160 
 		} // End If Statement
2161 2161 
 		$post_content = $course_content;
2162 2162 
 		// Course Query Arguments
2163 
-		$post_type_args = array(	'post_content' => $post_content,
2163 
+		$post_type_args = array('post_content' => $post_content,
2164 2164 
   		    						'post_status' => $post_status,
2165 2165 
   		    						'post_title' => $post_title,
2166 2166 
   		    						'post_type' => $post_type
2167 2167 
   		    						);
2168 2168 
   		// Only save if there is a valid title
2169 
-  		if ( $post_title != '' ) {
2169 
+  		if ($post_title != '') {
2170 2170 
   		    // Check for prerequisite courses & product id
2171 
-  		    $course_prerequisite_id = absint( $data[ 'course_prerequisite' ] );
2172 
-  		    $course_woocommerce_product_id = absint( $data[ 'course_woocommerce_product' ] );
2173 
-  		    $course_category_id = absint( $data[ 'course_category' ] );
2174 
-  		    if ( 0 == $course_woocommerce_product_id ) { $course_woocommerce_product_id = '-'; }
2171 
+  		    $course_prerequisite_id = absint($data['course_prerequisite']);
2172 
+  		    $course_woocommerce_product_id = absint($data['course_woocommerce_product']);
2173 
+  		    $course_category_id = absint($data['course_category']);
2174 
+  		    if (0 == $course_woocommerce_product_id) { $course_woocommerce_product_id = '-'; }
2175 2175 
   		    // Insert or Update the Lesson Quiz
2176 
-		    if ( 0 < $course_id ) {
2177 
-		    	$post_type_args[ 'ID' ] = $course_id;
2176 
+		    if (0 < $course_id) {
2177 
+		    	$post_type_args['ID'] = $course_id;
2178 2178 
 		    	$course_id = wp_update_post($post_type_args);
2179 
-		    	update_post_meta( $course_id, '_course_prerequisite', $course_prerequisite_id );
2180 
-		    	update_post_meta( $course_id, '_course_woocommerce_product', $course_woocommerce_product_id );
2181 
-		    	if ( 0 < $course_category_id ) {
2182 
-		    		wp_set_object_terms( $course_id, $course_category_id, 'course-category' );
2179 
+		    	update_post_meta($course_id, '_course_prerequisite', $course_prerequisite_id);
2180 
+		    	update_post_meta($course_id, '_course_woocommerce_product', $course_woocommerce_product_id);
2181 
+		    	if (0 < $course_category_id) {
2182 
+		    		wp_set_object_terms($course_id, $course_category_id, 'course-category');
2183 2183 
 		    	} // End If Statement
2184 2184 
 		    } else {
2185 2185 
 		    	$course_id = wp_insert_post($post_type_args);
2186 
-		    	add_post_meta( $course_id, '_course_prerequisite', $course_prerequisite_id );
2187 
-		    	add_post_meta( $course_id, '_course_woocommerce_product', $course_woocommerce_product_id );
2188 
-		    	if ( 0 < $course_category_id ) {
2189 
-		    		wp_set_object_terms( $course_id, $course_category_id, 'course-category' );
2186 
+		    	add_post_meta($course_id, '_course_prerequisite', $course_prerequisite_id);
2187 
+		    	add_post_meta($course_id, '_course_woocommerce_product', $course_woocommerce_product_id);
2188 
+		    	if (0 < $course_category_id) {
2189 
+		    		wp_set_object_terms($course_id, $course_category_id, 'course-category');
2190 2190 
 		    	} // End If Statement
2191 2191 
 		    } // End If Statement
2192 2192 
 		} // End If Statement
2193 2193 
   		// Check that the insert or update saved by testing the post id
2194 
-  		if ( 0 < $course_id ) {
2194 
+  		if (0 < $course_id) {
2195 2195 
   			$return = $course_id;
2196 2196 
   		} // End If Statement
2197 2197 
   		return $return;
 
@@ -2205,7 +2205,7 @@  discard block
 
 block discarded – undo
2205 2205 
 	 * @param array $data (default: array())
2206 2206 
 	 * @return integer|boolean $question_id or false
2207 2207 
 	 */
2208 
-	public function lesson_save_question( $data = array(), $context = 'quiz' ) {
2208 
+	public function lesson_save_question($data = array(), $context = 'quiz') {
2209 2209 
 		$return = false;
2210 2210 
 		// Save the Questions
2211 2211 
 		// Setup the Question data
 
@@ -2217,130 +2217,130 @@  discard block
 
 block discarded – undo
2217 2217 
 		$question_category = '';
2218 2218
2219 2219 
 		// Handle Question Type
2220 
-		if ( isset( $data[ 'question_type' ] ) && ( '' != $data[ 'question_type' ] ) ) {
2221 
-			$question_type = $data[ 'question_type' ];
2220 
+		if (isset($data['question_type']) && ('' != $data['question_type'])) {
2221 
+			$question_type = $data['question_type'];
2222 2222 
 		} // End If Statement
2223 2223
2224 
-		if ( isset( $data[ 'question_category' ] ) && ( '' != $data[ 'question_category' ] ) ) {
2225 
-			$question_category = $data[ 'question_category' ];
2224 
+		if (isset($data['question_category']) && ('' != $data['question_category'])) {
2225 
+			$question_category = $data['question_category'];
2226 2226 
 		} // End If Statement
2227 2227
2228 
-		if ( isset( $data[ 'question_id' ] ) && ( 0 < absint( $data[ 'question_id' ] ) ) ) {
2229 
-			$question_id = absint( $data[ 'question_id' ] );
2228 
+		if (isset($data['question_id']) && (0 < absint($data['question_id']))) {
2229 
+			$question_id = absint($data['question_id']);
2230 2230 
 		} // End If Statement
2231 
-		if ( isset( $data[ 'question' ] ) && ( '' != $data[ 'question' ] ) ) {
2232 
-			$question_text = $data[ 'question' ];
2231 
+		if (isset($data['question']) && ('' != $data['question'])) {
2232 
+			$question_text = $data['question'];
2233 2233 
 		} // End If Statement
2234 2234 
 		$post_title = $question_text;
2235 2235 
 		// Handle Default Fields (multiple choice)
2236 
-		if ( 'multiple-choice' == $question_type && isset( $data[ 'question_right_answers' ] ) && ( '' != $data[ 'question_right_answers' ] ) ) {
2237 
-			$question_right_answers = $data[ 'question_right_answers' ];
2236 
+		if ('multiple-choice' == $question_type && isset($data['question_right_answers']) && ('' != $data['question_right_answers'])) {
2237 
+			$question_right_answers = $data['question_right_answers'];
2238 2238 
 		} // End If Statement
2239 
-		elseif ( 'multiple-choice' == $question_type && isset( $data[ 'question_right_answer' ] ) && ( '' != $data[ 'question_right_answer' ] ) ) {
2240 
-			$question_right_answer = $data[ 'question_right_answer' ];
2239 
+		elseif ('multiple-choice' == $question_type && isset($data['question_right_answer']) && ('' != $data['question_right_answer'])) {
2240 
+			$question_right_answer = $data['question_right_answer'];
2241 2241 
 		} // End If Statement
2242 
-		if ( 'multiple-choice' == $question_type && isset( $data[ 'question_wrong_answers' ] ) && ( '' != $data[ 'question_wrong_answers' ] ) ) {
2243 
-			$question_wrong_answers = $data[ 'question_wrong_answers' ];
2242 
+		if ('multiple-choice' == $question_type && isset($data['question_wrong_answers']) && ('' != $data['question_wrong_answers'])) {
2243 
+			$question_wrong_answers = $data['question_wrong_answers'];
2244 2244 
 		} // End If Statement
2245 2245 
 		// Handle Boolean Fields - Edit
2246 
-		if ( 'boolean' == $question_type && isset( $data[ 'question_' . $question_id . '_right_answer_boolean' ] ) && ( '' != $data[ 'question_' . $question_id . '_right_answer_boolean' ] ) ) {
2247 
-			$question_right_answer = $data[ 'question_' . $question_id . '_right_answer_boolean' ];
2246 
+		if ('boolean' == $question_type && isset($data['question_'.$question_id.'_right_answer_boolean']) && ('' != $data['question_'.$question_id.'_right_answer_boolean'])) {
2247 
+			$question_right_answer = $data['question_'.$question_id.'_right_answer_boolean'];
2248 2248 
 		} // End If Statement
2249 2249 
 		// Handle Boolean Fields - Add
2250 
-		if ( 'boolean' == $question_type && isset( $data[ 'question_right_answer_boolean' ] ) && ( '' != $data[ 'question_right_answer_boolean' ] ) ) {
2251 
-			$question_right_answer = $data[ 'question_right_answer_boolean' ];
2250 
+		if ('boolean' == $question_type && isset($data['question_right_answer_boolean']) && ('' != $data['question_right_answer_boolean'])) {
2251 
+			$question_right_answer = $data['question_right_answer_boolean'];
2252 2252 
 		} // End If Statement
2253 2253 
 		// Handle Gap Fill Fields
2254 
-		if ( 'gap-fill' == $question_type && isset( $data[ 'add_question_right_answer_gapfill_gap' ] ) && '' != $data[ 'add_question_right_answer_gapfill_gap' ] ) {
2255 
-			$question_right_answer = $data[ 'add_question_right_answer_gapfill_pre' ] . '||' . $data[ 'add_question_right_answer_gapfill_gap' ] . '||' . $data[ 'add_question_right_answer_gapfill_post' ];
2254 
+		if ('gap-fill' == $question_type && isset($data['add_question_right_answer_gapfill_gap']) && '' != $data['add_question_right_answer_gapfill_gap']) {
2255 
+			$question_right_answer = $data['add_question_right_answer_gapfill_pre'].'||'.$data['add_question_right_answer_gapfill_gap'].'||'.$data['add_question_right_answer_gapfill_post'];
2256 2256 
 		} // End If Statement
2257 2257 
 		// Handle Multi Line Fields
2258 
-		if ( 'multi-line' == $question_type && isset( $data[ 'add_question_right_answer_multiline' ] ) && ( '' != $data[ 'add_question_right_answer_multiline' ] ) ) {
2259 
-			$question_right_answer = $data[ 'add_question_right_answer_multiline' ];
2258 
+		if ('multi-line' == $question_type && isset($data['add_question_right_answer_multiline']) && ('' != $data['add_question_right_answer_multiline'])) {
2259 
+			$question_right_answer = $data['add_question_right_answer_multiline'];
2260 2260 
 		} // End If Statement
2261 2261 
 		// Handle Single Line Fields
2262 
-		if ( 'single-line' == $question_type && isset( $data[ 'add_question_right_answer_singleline' ] ) && ( '' != $data[ 'add_question_right_answer_singleline' ] ) ) {
2263 
-			$question_right_answer = $data[ 'add_question_right_answer_singleline' ];
2262 
+		if ('single-line' == $question_type && isset($data['add_question_right_answer_singleline']) && ('' != $data['add_question_right_answer_singleline'])) {
2263 
+			$question_right_answer = $data['add_question_right_answer_singleline'];
2264 2264 
 		} // End If Statement
2265 2265 
 		// Handle File Upload Fields
2266 
-		if ( 'file-upload' == $question_type && isset( $data[ 'add_question_right_answer_fileupload' ] ) && ( '' != $data[ 'add_question_right_answer_fileupload' ] ) ) {
2267 
-			$question_right_answer = $data[ 'add_question_right_answer_fileupload' ];
2266 
+		if ('file-upload' == $question_type && isset($data['add_question_right_answer_fileupload']) && ('' != $data['add_question_right_answer_fileupload'])) {
2267 
+			$question_right_answer = $data['add_question_right_answer_fileupload'];
2268 2268 
 		} // End If Statement
2269 
-		if ( 'file-upload' == $question_type && isset( $data[ 'add_question_wrong_answer_fileupload' ] ) && ( '' != $data[ 'add_question_wrong_answer_fileupload' ] ) ) {
2270 
-			$question_wrong_answers = array( $data[ 'add_question_wrong_answer_fileupload' ] );
2269 
+		if ('file-upload' == $question_type && isset($data['add_question_wrong_answer_fileupload']) && ('' != $data['add_question_wrong_answer_fileupload'])) {
2270 
+			$question_wrong_answers = array($data['add_question_wrong_answer_fileupload']);
2271 2271 
 		} // End If Statement
2272 2272
2273 2273 
 		// Handle Question Grade
2274 
-		if ( isset( $data[ 'question_grade' ] ) && ( '' != $data[ 'question_grade' ] ) ) {
2275 
-			$question_grade = $data[ 'question_grade' ];
2274 
+		if (isset($data['question_grade']) && ('' != $data['question_grade'])) {
2275 
+			$question_grade = $data['question_grade'];
2276 2276 
 		} // End If Statement
2277 2277
2278 2278 
 		// Handle Answer Feedback
2279 2279 
 		$answer_feedback = '';
2280 
-		if ( isset( $data[ 'answer_feedback_boolean' ] ) && !empty( $data[ 'answer_feedback_boolean' ] ) ) {
2280 
+		if (isset($data['answer_feedback_boolean']) && ! empty($data['answer_feedback_boolean'])) {
2281 2281
2282 
-            $answer_feedback = $data[ 'answer_feedback_boolean' ];
2282 
+            $answer_feedback = $data['answer_feedback_boolean'];
2283 2283
2284 
-		}elseif( isset( $data[ 'answer_feedback_multiple_choice' ] ) && !empty( $data[ 'answer_feedback_multiple_choice' ] ) ){
2284 
+		}elseif (isset($data['answer_feedback_multiple_choice']) && ! empty($data['answer_feedback_multiple_choice'])) {
2285 2285
2286 
-            $answer_feedback = $data[ 'answer_feedback_multiple_choice' ];
2286 
+            $answer_feedback = $data['answer_feedback_multiple_choice'];
2287 2287
2288 
-        }elseif( isset( $data[ 'answer_feedback' ] )  ){
2288 
+        }elseif (isset($data['answer_feedback'])) {
2289 2289
2290 
-            $answer_feedback = $data[ 'answer_feedback' ];
2290 
+            $answer_feedback = $data['answer_feedback'];
2291 2291
2292 2292 
         } // End If Statement
2293 2293
2294 2294 
 		$post_title = $question_text;
2295 
-		$post_author = $data[ 'post_author' ];
2295 
+		$post_author = $data['post_author'];
2296 2296 
 		$post_status = 'publish';
2297 2297 
 		$post_type = 'question';
2298 2298 
 		// Handle the extended question text
2299 
-		if ( isset( $data[ 'question_description' ] ) && ( '' != $data[ 'question_description' ] ) ) {
2300 
-			$post_content = $data[ 'question_description' ];
2299 
+		if (isset($data['question_description']) && ('' != $data['question_description'])) {
2300 
+			$post_content = $data['question_description'];
2301 2301 
 		}
2302 2302 
 		else {
2303 2303 
 			$post_content = '';
2304 2304 
 		}
2305 2305 
 		// Question Query Arguments
2306 
-		$post_type_args = array(	'post_content' => $post_content,
2306 
+		$post_type_args = array('post_content' => $post_content,
2307 2307 
   		    						'post_status' => $post_status,
2308 2308 
   		    						'post_title' => $post_title,
2309 2309 
   		    						'post_type' => $post_type
2310 2310 
   		    						);
2311 2311
2312 2312 
   		// Remove empty values and reindex the array
2313 
-  		if ( is_array( $question_right_answers ) && 0 < count($question_right_answers) ) {
2314 
-  			$question_right_answers_array = array_values( array_filter( $question_right_answers, 'strlen' ) );
2313 
+  		if (is_array($question_right_answers) && 0 < count($question_right_answers)) {
2314 
+  			$question_right_answers_array = array_values(array_filter($question_right_answers, 'strlen'));
2315 2315 
   			$question_right_answers = array();
2316 2316
2317 
-  			foreach( $question_right_answers_array as $answer ) {
2318 
-  				if( ! in_array( $answer, $question_right_answers ) ) {
2317 
+  			foreach ($question_right_answers_array as $answer) {
2318 
+  				if ( ! in_array($answer, $question_right_answers)) {
2319 2319 
   					$question_right_answers[] = $answer;
2320 2320 
   				}
2321 2321 
   			}
2322 
-  			if ( 0 < count($question_right_answers) ) {
2322 
+  			if (0 < count($question_right_answers)) {
2323 2323 
   				$question_right_answer = $question_right_answers;
2324 2324 
   			}
2325 2325 
   		} // End If Statement
2326 
-  		$right_answer_count = count( $question_right_answer );
2326 
+  		$right_answer_count = count($question_right_answer);
2327 2327
2328 2328 
 		// Remove empty values and reindex the array
2329 
-  		if ( is_array( $question_wrong_answers ) ) {
2330 
-  			$question_wrong_answers_array = array_values( array_filter( $question_wrong_answers, 'strlen' ) );
2329 
+  		if (is_array($question_wrong_answers)) {
2330 
+  			$question_wrong_answers_array = array_values(array_filter($question_wrong_answers, 'strlen'));
2331 2331 
   			$question_wrong_answers = array();
2332 2332 
   		} // End If Statement
2333 2333
2334 
-  		foreach( $question_wrong_answers_array as $answer ) {
2335 
-  			if( ! in_array( $answer, $question_wrong_answers ) ) {
2334 
+  		foreach ($question_wrong_answers_array as $answer) {
2335 
+  			if ( ! in_array($answer, $question_wrong_answers)) {
2336 2336 
   				$question_wrong_answers[] = $answer;
2337 2337 
   			}
2338 2338 
   		}
2339 2339
2340 
-  		$wrong_answer_count = count( $question_wrong_answers );
2340 
+  		$wrong_answer_count = count($question_wrong_answers);
2341 2341
2342 2342 
   		// Only save if there is a valid title
2343 
-  		if ( $post_title != '' ) {
2343 
+  		if ($post_title != '') {
2344 2344
2345 2345 
   			// Get Quiz ID for the question
2346 2346 
   		    $quiz_id = $data['quiz_id'];
 
@@ -2350,86 +2350,86 @@  discard block
 
 block discarded – undo
2350 2350
2351 2351 
   		    // Get answer order
2352 2352 
   		    $answer_order = '';
2353 
-  		    if( isset( $data['answer_order'] ) ) {
2353 
+  		    if (isset($data['answer_order'])) {
2354 2354 
 				$answer_order = $data['answer_order'];
2355 2355 
 			}
2356 2356
2357 2357 
 			// Get random order selection
2358 2358 
 			$random_order = 'no';
2359 
-			if( isset( $data['random_order'] ) ) {
2359 
+			if (isset($data['random_order'])) {
2360 2360 
 				$random_order = $data['random_order'];
2361 2361 
 			}
2362 2362
2363 2363 
   		    // Insert or Update the question
2364 
-  		    if ( 0 < $question_id ) {
2364 
+  		    if (0 < $question_id) {
2365 2365
2366 
-  		    	$post_type_args[ 'ID' ] = $question_id;
2367 
-		    	$question_id = wp_update_post( $post_type_args );
2366 
+  		    	$post_type_args['ID'] = $question_id;
2367 
+		    	$question_id = wp_update_post($post_type_args);
2368 2368
2369 2369 
 		    	// Update poast meta
2370 
-		    	if( 'quiz' == $context ) {
2371 
-		    		$quizzes = get_post_meta( $question_id, '_quiz_id', false );
2372 
-		    		if( ! in_array( $quiz_id, $quizzes ) ) {
2373 
-			    		add_post_meta( $question_id, '_quiz_id', $quiz_id, false );
2370 
+		    	if ('quiz' == $context) {
2371 
+		    		$quizzes = get_post_meta($question_id, '_quiz_id', false);
2372 
+		    		if ( ! in_array($quiz_id, $quizzes)) {
2373 
+			    		add_post_meta($question_id, '_quiz_id', $quiz_id, false);
2374 2374 
 			    	}
2375 2375 
 		    	}
2376 2376
2377 
-		    	update_post_meta( $question_id, '_question_grade', $question_grade );
2378 
-		    	update_post_meta( $question_id, '_question_right_answer', $question_right_answer );
2379 
-		    	update_post_meta( $question_id, '_right_answer_count', $right_answer_count );
2380 
-		    	update_post_meta( $question_id, '_question_wrong_answers', $question_wrong_answers );
2381 
-		    	update_post_meta( $question_id, '_wrong_answer_count', $wrong_answer_count );
2382 
-		    	update_post_meta( $question_id, '_question_media', $question_media );
2383 
-		    	update_post_meta( $question_id, '_answer_order', $answer_order );
2384 
-		    	update_post_meta( $question_id, '_random_order', $random_order );
2385 
-
2386 
-		    	if( 'quiz' != $context ) {
2387 
-		    		wp_set_post_terms( $question_id, array( $question_type ), 'question-type', false );
2377 
+		    	update_post_meta($question_id, '_question_grade', $question_grade);
2378 
+		    	update_post_meta($question_id, '_question_right_answer', $question_right_answer);
2379 
+		    	update_post_meta($question_id, '_right_answer_count', $right_answer_count);
2380 
+		    	update_post_meta($question_id, '_question_wrong_answers', $question_wrong_answers);
2381 
+		    	update_post_meta($question_id, '_wrong_answer_count', $wrong_answer_count);
2382 
+		    	update_post_meta($question_id, '_question_media', $question_media);
2383 
+		    	update_post_meta($question_id, '_answer_order', $answer_order);
2384 
+		    	update_post_meta($question_id, '_random_order', $random_order);
2385 
+
2386 
+		    	if ('quiz' != $context) {
2387 
+		    		wp_set_post_terms($question_id, array($question_type), 'question-type', false);
2388 2388 
 		    	}
2389 2389 
 				// Don't store empty value, no point
2390 
-				if ( !empty($answer_feedback) ) {
2391 
-					update_post_meta( $question_id, '_answer_feedback', $answer_feedback );
2390 
+				if ( ! empty($answer_feedback)) {
2391 
+					update_post_meta($question_id, '_answer_feedback', $answer_feedback);
2392 2392 
 				}
2393 2393
2394 2394 
 		    } else {
2395 
-				$question_id = wp_insert_post( $post_type_args );
2396 
-				$question_count = intval( $data['question_count'] );
2395 
+				$question_id = wp_insert_post($post_type_args);
2396 
+				$question_count = intval($data['question_count']);
2397 2397 
 				++$question_count;
2398 2398
2399 2399 
 				// Set post meta
2400 
-				if( 'quiz' == $context ) {
2401 
-					add_post_meta( $question_id, '_quiz_id', $quiz_id, false );
2402 
-					$lesson_id = get_post_meta( $quiz_id, '_quiz_lesson', true );
2403 
-					update_post_meta( $lesson_id, '_quiz_has_questions', '1' );
2400 
+				if ('quiz' == $context) {
2401 
+					add_post_meta($question_id, '_quiz_id', $quiz_id, false);
2402 
+					$lesson_id = get_post_meta($quiz_id, '_quiz_lesson', true);
2403 
+					update_post_meta($lesson_id, '_quiz_has_questions', '1');
2404 2404 
 				}
2405 2405
2406 
-				if( isset( $question_grade ) ) {
2407 
-		    		add_post_meta( $question_id, '_question_grade', $question_grade );
2406 
+				if (isset($question_grade)) {
2407 
+		    		add_post_meta($question_id, '_question_grade', $question_grade);
2408 2408 
 		    	}
2409 
-		    	add_post_meta( $question_id, '_question_right_answer', $question_right_answer );
2410 
-		    	add_post_meta( $question_id, '_right_answer_count', $right_answer_count );
2411 
-		    	add_post_meta( $question_id, '_question_wrong_answers', $question_wrong_answers );
2412 
-		    	add_post_meta( $question_id, '_wrong_answer_count', $wrong_answer_count );
2413 
-		    	add_post_meta( $question_id, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $question_count );
2414 
-		    	add_post_meta( $question_id, '_question_media', $question_media );
2415 
-		    	add_post_meta( $question_id, '_answer_order', $answer_order );
2416 
-		    	add_post_meta( $question_id, '_random_order', $random_order );
2409 
+		    	add_post_meta($question_id, '_question_right_answer', $question_right_answer);
2410 
+		    	add_post_meta($question_id, '_right_answer_count', $right_answer_count);
2411 
+		    	add_post_meta($question_id, '_question_wrong_answers', $question_wrong_answers);
2412 
+		    	add_post_meta($question_id, '_wrong_answer_count', $wrong_answer_count);
2413 
+		    	add_post_meta($question_id, '_quiz_question_order'.$quiz_id, $quiz_id.'000'.$question_count);
2414 
+		    	add_post_meta($question_id, '_question_media', $question_media);
2415 
+		    	add_post_meta($question_id, '_answer_order', $answer_order);
2416 
+		    	add_post_meta($question_id, '_random_order', $random_order);
2417 2417 
 				// Don't store empty value, no point
2418 
-				if ( !empty($answer_feedback) ) {
2419 
-					add_post_meta( $question_id, '_answer_feedback', $answer_feedback );
2418 
+				if ( ! empty($answer_feedback)) {
2419 
+					add_post_meta($question_id, '_answer_feedback', $answer_feedback);
2420 2420 
 				}
2421 2421
2422 2422 
 		    	// Set the post terms for question-type
2423 
-			    wp_set_post_terms( $question_id, array( $question_type ), 'question-type' );
2423 
+			    wp_set_post_terms($question_id, array($question_type), 'question-type');
2424 2424
2425 
-			    if( $question_category ) {
2426 
-	    			wp_set_post_terms( $question_id, array( $question_category ), 'question-category' );
2425 
+			    if ($question_category) {
2426 
+	    			wp_set_post_terms($question_id, array($question_category), 'question-category');
2427 2427 
 	    		}
2428 2428
2429 2429 
 		    } // End If Statement
2430 2430 
 		} // End If Statement
2431 2431 
   		// Check that the insert or update saved by testing the post id
2432 
-  		if ( 0 < $question_id ) {
2432 
+  		if (0 < $question_id) {
2433 2433 
   			$return = $question_id;
2434 2434 
   		} // End If Statement
2435 2435 
   		return $return;
 
@@ -2443,20 +2443,20 @@  discard block
 
 block discarded – undo
2443 2443 
 	 * @param array $data (default: array())
2444 2444 
 	 * @return boolean
2445 2445 
 	 */
2446 
-	private function lesson_delete_question( $data = array() ) {
2446 
+	private function lesson_delete_question($data = array()) {
2447 2447
2448 2448 
 		// Get which question to delete
2449 2449 
 		$question_id = 0;
2450 
-		if ( isset( $data[ 'question_id' ] ) && ( 0 < absint( $data[ 'question_id' ] ) ) ) {
2451 
-			$question_id = absint( $data[ 'question_id' ] );
2450 
+		if (isset($data['question_id']) && (0 < absint($data['question_id']))) {
2451 
+			$question_id = absint($data['question_id']);
2452 2452 
 		} // End If Statement
2453 2453 
 		// Delete the question
2454 
-		if ( 0 < $question_id ) {
2455 
-			$quizzes = get_post_meta( $question_id, '_quiz_id', false );
2454 
+		if (0 < $question_id) {
2455 
+			$quizzes = get_post_meta($question_id, '_quiz_id', false);
2456 2456
2457 
-			foreach( $quizzes as $quiz_id ) {
2458 
-				if( $quiz_id == $data['quiz_id'] ) {
2459 
-					delete_post_meta( $question_id, '_quiz_id', $quiz_id );
2457 
+			foreach ($quizzes as $quiz_id) {
2458 
+				if ($quiz_id == $data['quiz_id']) {
2459 
+					delete_post_meta($question_id, '_quiz_id', $quiz_id);
2460 2460 
 				}
2461 2461 
 			}
2462 2462 
 
@@ -2475,9 +2475,9 @@  discard block
 
 block discarded – undo
2475 2475 
 	public function lesson_complexities() {
2476 2476
2477 2477 
 		// V2 - make filter for this array
2478 
-        $lesson_complexities = array( 	'easy' => __( 'Easy', 'woothemes-sensei' ),
2479 
-									'std' => __( 'Standard', 'woothemes-sensei' ),
2480 
-									'hard' => __( 'Hard', 'woothemes-sensei' )
2478 
+        $lesson_complexities = array('easy' => __('Easy', 'woothemes-sensei'),
2479 
+									'std' => __('Standard', 'woothemes-sensei'),
2480 
+									'hard' => __('Hard', 'woothemes-sensei')
2481 2481 
 									);
2482 2482
2483 2483 
 		return $lesson_complexities;
 
@@ -2492,9 +2492,9 @@  discard block
 
 block discarded – undo
2492 2492 
 	 * @param string $post_status (default: 'publish')
2493 2493 
 	 * @return int
2494 2494 
 	 */
2495 
-	public function lesson_count( $post_status = 'publish', $course_id = false ) {
2495 
+	public function lesson_count($post_status = 'publish', $course_id = false) {
2496 2496
2497 
-		$post_args = array(	'post_type'         => 'lesson',
2497 
+		$post_args = array('post_type'         => 'lesson',
2498 2498 
 							'posts_per_page'    => -1,
2499 2499 
 //							'orderby'           => 'menu_order date',
2500 2500 
 //							'order'             => 'ASC',
 
@@ -2502,7 +2502,7 @@  discard block
 
 block discarded – undo
2502 2502 
 							'suppress_filters'  => 0,
2503 2503 
 							'fields'            => 'ids',
2504 2504 
 							);
2505 
-		if( $course_id ) {
2505 
+		if ($course_id) {
2506 2506 
 			$post_args['meta_query'][] = array(
2507 2507 
 				'key' => '_lesson_course',
2508 2508 
 				'value' => $course_id,
 
@@ -2519,10 +2519,10 @@  discard block
 
 block discarded – undo
2519 2519
2520 2520 
 		// Allow WP to generate the complex final query, just shortcut to only do an overall count
2521 2521 
 //		add_filter( 'posts_clauses', array( 'WooThemes_Sensei_Utils', 'get_posts_count_only_filter' ) );
2522 
-		$lessons_query = new WP_Query( apply_filters( 'sensei_lesson_count', $post_args ) );
2522 
+		$lessons_query = new WP_Query(apply_filters('sensei_lesson_count', $post_args));
2523 2523 
 //		remove_filter( 'posts_clauses', array( 'WooThemes_Sensei_Utils', 'get_posts_count_only_filter' ) );
2524 2524
2525 
-		return count( $lessons_query->posts );
2525 
+		return count($lessons_query->posts);
2526 2526 
 	} // End lesson_count()
2527 2527
2528 2528 
 
@@ -2535,11 +2535,11 @@  discard block
 
 block discarded – undo
2535 2535 
 	 * @param string $fields (default: 'ids')
2536 2536 
 	 * @return int $quiz_id
2537 2537 
 	 */
2538 
-	public function lesson_quizzes( $lesson_id = 0, $post_status = 'any', $fields = 'ids' ) {
2538 
+	public function lesson_quizzes($lesson_id = 0, $post_status = 'any', $fields = 'ids') {
2539 2539
2540 2540 
 		$posts_array = array();
2541 2541
2542 
-		$post_args = array(	'post_type' 		=> 'quiz',
2542 
+		$post_args = array('post_type' 		=> 'quiz',
2543 2543 
 							'posts_per_page' 		=> 1,
2544 2544 
 							'orderby'         	=> 'title',
2545 2545 
     						'order'           	=> 'DESC',
 
@@ -2548,7 +2548,7 @@  discard block
 
 block discarded – undo
2548 2548 
 							'suppress_filters' 	=> 0,
2549 2549 
 							'fields'            => $fields
2550 2550 
 							);
2551 
-		$posts_array = get_posts( $post_args );
2551 
+		$posts_array = get_posts($post_args);
2552 2552 
         $quiz_id = array_shift($posts_array);
2553 2553
2554 2554 
 		return $quiz_id;
 
@@ -2571,37 +2571,37 @@  discard block
 
 block discarded – undo
2571 2571 
      *
2572 2572 
 	 * @return array $questions { $question type WP_Post }
2573 2573 
 	 */
2574 
-	public function lesson_quiz_questions( $quiz_id = 0, $post_status = 'any', $orderby = 'meta_value_num title', $order = 'ASC' ) {
2574 
+	public function lesson_quiz_questions($quiz_id = 0, $post_status = 'any', $orderby = 'meta_value_num title', $order = 'ASC') {
2575 2575
2576 2576 
 		$quiz_id = (string) $quiz_id;
2577 
-        $quiz_lesson_id = Sensei()->quiz->get_lesson_id( $quiz_id );
2577 
+        $quiz_lesson_id = Sensei()->quiz->get_lesson_id($quiz_id);
2578 2578
2579 2579 
         // setup the user id
2580 
-        if( is_admin() ) {
2581 
-            $user_id = isset( $_GET['user'] ) ? $_GET['user'] : '' ;
2580 
+        if (is_admin()) {
2581 
+            $user_id = isset($_GET['user']) ? $_GET['user'] : '';
2582 2582 
         } else {
2583 2583 
             $user_id = get_current_user_id();
2584 2584 
         }
2585 2585
2586 2586 
         // get the users current status on the lesson
2587 
-        $user_lesson_status = Sensei_Utils::user_lesson_status( $quiz_lesson_id, $user_id );
2587 
+        $user_lesson_status = Sensei_Utils::user_lesson_status($quiz_lesson_id, $user_id);
2588 2588
2589 2589 
 		// Set the default question order if it has not already been set for this quiz
2590 
-		$this->set_default_question_order( $quiz_id );
2590 
+		$this->set_default_question_order($quiz_id);
2591 2591
2592 2592 
 		// If viewing quiz on the frontend then show questions in random order if set
2593 
-		if ( ! is_admin() ) {
2594 
-			$random_order = get_post_meta( $quiz_id, '_random_question_order', true );
2595 
-			if( $random_order && $random_order == 'yes' ) {
2593 
+		if ( ! is_admin()) {
2594 
+			$random_order = get_post_meta($quiz_id, '_random_question_order', true);
2595 
+			if ($random_order && $random_order == 'yes') {
2596 2596 
 				$orderby = 'rand';
2597 2597 
 			}
2598 2598 
 		}
2599 2599
2600 2600 
 		// Get all questions and multiple questions
2601 2601 
 		$question_query_args = array(
2602 
-			'post_type' 		=> array( 'question', 'multiple_question' ),
2602 
+			'post_type' 		=> array('question', 'multiple_question'),
2603 2603 
 			'posts_per_page' 	=> -1,
2604 
-			'meta_key'        	=> '_quiz_question_order' . $quiz_id,
2604 
+			'meta_key'        	=> '_quiz_question_order'.$quiz_id,
2605 2605 
 			'orderby'         	=> $orderby,
2606 2606 
 			'order'           	=> $order,
2607 2607 
 			'meta_query'		=> array(
 
@@ -2615,7 +2615,7 @@  discard block
 
 block discarded – undo
2615 2615 
 		);
2616 2616
2617 2617 
         //query the questions
2618 
-		$questions_query = new WP_Query( $question_query_args );
2618 
+		$questions_query = new WP_Query($question_query_args);
2619 2619
2620 2620 
         // Set return array to initially include all items
2621 2621 
         $questions = $questions_query->posts;
 
@@ -2625,20 +2625,20 @@  discard block
 
 block discarded – undo
2625 2625
2626 2626 
 		// If viewing quiz on frontend or in grading then only single questions must be shown
2627 2627 
 		$selected_questions = false;
2628 
-		if( ! is_admin() || ( is_admin() && isset( $_GET['page'] ) && 'sensei_grading' == $_GET['page'] && isset( $_GET['user'] ) && isset( $_GET['quiz_id'] ) ) ) {
2628 
+		if ( ! is_admin() || (is_admin() && isset($_GET['page']) && 'sensei_grading' == $_GET['page'] && isset($_GET['user']) && isset($_GET['quiz_id']))) {
2629 2629
2630 2630 
 			// Fetch the questions that the user was asked in their quiz if they have already completed it
2631 
-			$questions_asked_string = !empty( $user_lesson_status->comment_ID) ? get_comment_meta( $user_lesson_status->comment_ID, 'questions_asked', true ) : false;
2632 
-			if( !empty($questions_asked_string) ) {
2631 
+			$questions_asked_string = ! empty($user_lesson_status->comment_ID) ? get_comment_meta($user_lesson_status->comment_ID, 'questions_asked', true) : false;
2632 
+			if ( ! empty($questions_asked_string)) {
2633 2633
2634 
-				$selected_questions = explode( ',', $questions_asked_string );
2634 
+				$selected_questions = explode(',', $questions_asked_string);
2635 2635
2636 2636 
 				// Fetch each question in the order in which they were asked
2637 2637 
 				$questions = array();
2638 
-				foreach( $selected_questions as $question_id ) {
2639 
-					if( ! $question_id ) continue;
2640 
-					$question = get_post( $question_id );
2641 
-					if( ! isset( $question ) || ! isset( $question->ID ) ) continue;
2638 
+				foreach ($selected_questions as $question_id) {
2639 
+					if ( ! $question_id) continue;
2640 
+					$question = get_post($question_id);
2641 
+					if ( ! isset($question) || ! isset($question->ID)) continue;
2642 2642 
 					$questions[] = $question;
2643 2643 
 				}
2644 2644 
 
@@ -2650,24 +2650,24 @@  discard block
 
 block discarded – undo
2650 2650 
 				$existing_questions = array();
2651 2651
2652 2652 
 				// Set array of questions that already exist so we can prevent duplicates from appearing
2653 
-				foreach( $questions_array as $question ) {
2654 
-					if( 'question' != $question->post_type ) continue;
2653 
+				foreach ($questions_array as $question) {
2654 
+					if ('question' != $question->post_type) continue;
2655 2655 
 					$existing_questions[] = $question->ID;
2656 2656 
 				}
2657 2657
2658 2658 
 				// Include only single questions in the return array
2659 2659 
 				$questions_loop = $questions_array;
2660 2660 
 				$questions_array = array();
2661 
-				foreach( $questions_loop as $k => $question ) {
2661 
+				foreach ($questions_loop as $k => $question) {
2662 2662
2663 2663 
 					// If this is a single question then include it
2664 
-					if( 'question' == $question->post_type ) {
2664 
+					if ('question' == $question->post_type) {
2665 2665 
 						$questions_array[] = $question;
2666 2666 
 					} else {
2667 2667
2668 2668 
 						// If this is a multiple question then get the specified amount of questions from the specified category
2669 
-						$question_cat = intval( get_post_meta( $question->ID, 'category', true ) );
2670 
-						$question_number = intval( get_post_meta( $question->ID, 'number', true ) );
2669 
+						$question_cat = intval(get_post_meta($question->ID, 'category', true));
2670 
+						$question_number = intval(get_post_meta($question->ID, 'number', true));
2671 2671
2672 2672 
 						$qargs = array(
2673 2673 
 							'post_type' 		=> 'question',
 
@@ -2684,14 +2684,14 @@  discard block
 
 block discarded – undo
2684 2684 
 							'suppress_filters' 	=> 0,
2685 2685 
 							'post__not_in'		=> $existing_questions,
2686 2686 
 						);
2687 
-						$cat_questions = get_posts( $qargs );
2687 
+						$cat_questions = get_posts($qargs);
2688 2688
2689 2689 
 						// Merge results into return array
2690 
-						$questions_array = array_merge( $questions_array, $cat_questions );
2690 
+						$questions_array = array_merge($questions_array, $cat_questions);
2691 2691
2692 2692 
 						// Add selected questions to existing questions array to prevent duplicates from being added
2693 
-						foreach( $questions_array as $cat_question ) {
2694 
-							if( in_array( $cat_question->ID, $existing_questions ) ) continue;
2693 
+						foreach ($questions_array as $cat_question) {
2694 
+							if (in_array($cat_question->ID, $existing_questions)) continue;
2695 2695 
 							$existing_questions[] = $cat_question->ID;
2696 2696 
 						}
2697 2697 
 					}
 
@@ -2703,29 +2703,29 @@  discard block
 
 block discarded – undo
2703 2703 
 		}
2704 2704
2705 2705 
 		// If user has not already taken the quiz and a limited number of questions are to be shown, then show a random selection of the specified amount of questions
2706 
-		if( ! $selected_questions ) {
2706 
+		if ( ! $selected_questions) {
2707 2707
2708 2708 
 			// Only limit questions like this on the frontend
2709 
-			if( ! is_admin() ) {
2709 
+			if ( ! is_admin()) {
2710 2710
2711 2711 
 				// Get number of questions to show
2712 
-				$show_questions = intval( get_post_meta( $quiz_id, '_show_questions', true ) );
2713 
-				if( $show_questions ) {
2712 
+				$show_questions = intval(get_post_meta($quiz_id, '_show_questions', true));
2713 
+				if ($show_questions) {
2714 2714
2715 2715 
 					// Get random set of array keys from selected questions array
2716 
-					$selected_questions = array_rand( $questions_array, $show_questions );
2716 
+					$selected_questions = array_rand($questions_array, $show_questions);
2717 2717
2718 2718 
 					// Loop through all questions and pick the the ones to be shown based on the random key selection
2719 2719 
 					$questions = array();
2720 
-					foreach( $questions_array as $k => $question ) {
2720 
+					foreach ($questions_array as $k => $question) {
2721 2721
2722 2722 
 						// Random keys will always be an array, unless only one question is to be shown
2723 
-						if( is_array( $selected_questions ) ) {
2724 
-							if( in_array( $k, $selected_questions ) ) {
2723 
+						if (is_array($selected_questions)) {
2724 
+							if (in_array($k, $selected_questions)) {
2725 2725 
 								$questions[] = $question;
2726 2726 
 							}
2727 
-						} elseif( 1 == $show_questions ) {
2728 
-							if ( $selected_questions == $k ) {
2727 
+						} elseif (1 == $show_questions) {
2728 
+							if ($selected_questions == $k) {
2729 2729 
 								$questions[] = $question;
2730 2730 
 							}
2731 2731 
 						}
 
@@ -2736,12 +2736,12 @@  discard block
 
 block discarded – undo
2736 2736
2737 2737 
         // Save the questions that will be asked for the current user
2738 2738 
         // this happens only once per user/quiz, unless the user resets the quiz
2739 
-        if( ! is_admin() ){
2739 
+        if ( ! is_admin()) {
2740 2740
2741 
-            if( $user_lesson_status ) {
2741 
+            if ($user_lesson_status) {
2742 2742
2743 2743 
                 $questions_asked = get_comment_meta($user_lesson_status->comment_ID, 'questions_asked', true);
2744 
-                if ( empty($questions_asked) && $user_lesson_status) {
2744 
+                if (empty($questions_asked) && $user_lesson_status) {
2745 2745
2746 2746 
                     $questions_asked = array();
2747 2747 
                     foreach ($questions as $question) {
 
@@ -2764,7 +2764,7 @@  discard block
 
 block discarded – undo
2764 2764 
          * @hooked Sensei_Teacher::allow_teacher_access_to_questions
2765 2765 
          * @since 1.8.0
2766 2766 
          */
2767 
-		return apply_filters( 'sensei_lesson_quiz_questions', $questions,  $quiz_id  );
2767 
+		return apply_filters('sensei_lesson_quiz_questions', $questions, $quiz_id);
2768 2768
2769 2769 
 	} // End lesson_quiz_questions()
2770 2770 
 
@@ -2772,13 +2772,13 @@  discard block
 
 block discarded – undo
2772 2772 
 	 * Set the default quiz order
2773 2773 
 	 * @param integer $quiz_id ID of quiz
2774 2774 
 	 */
2775 
-	public function set_default_question_order( $quiz_id = 0 ) {
2775 
+	public function set_default_question_order($quiz_id = 0) {
2776 2776
2777 
-		if( $quiz_id ) {
2777 
+		if ($quiz_id) {
2778 2778
2779 
-			$question_order = get_post_meta( $quiz_id, '_question_order', true );
2779 
+			$question_order = get_post_meta($quiz_id, '_question_order', true);
2780 2780
2781 
-			if( ! $question_order ) {
2781 
+			if ( ! $question_order) {
2782 2782
2783 2783 
 				$args = array(
2784 2784 
 					'post_type' 		=> 'question',
 
@@ -2794,11 +2794,11 @@  discard block
 
 block discarded – undo
2794 2794 
 					'post_status'		=> 'any',
2795 2795 
 					'suppress_filters' 	=> 0
2796 2796 
 				);
2797 
-				$questions = get_posts( $args );
2797 
+				$questions = get_posts($args);
2798 2798
2799 2799 
 				$o = 1;
2800 
-				foreach( $questions as $question ) {
2801 
-					add_post_meta( $question->ID, '_quiz_question_order' . $quiz_id, $quiz_id . '000' . $o, true );
2800 
+				foreach ($questions as $question) {
2801 
+					add_post_meta($question->ID, '_quiz_question_order'.$quiz_id, $quiz_id.'000'.$o, true);
2802 2802 
 					$o++;
2803 2803 
 				}
2804 2804 
 			}
 
@@ -2817,36 +2817,36 @@  discard block
 
 block discarded – undo
2817 2817 
 	 * @param string $height (default: '100')
2818 2818 
 	 * @return string
2819 2819 
 	 */
2820 
-	public function lesson_image( $lesson_id = 0, $width = '100', $height = '100', $widget = false ) {
2820 
+	public function lesson_image($lesson_id = 0, $width = '100', $height = '100', $widget = false) {
2821 2821
2822 2822 
 		$html = '';
2823 2823
2824 2824 
 		// Get Width and Height settings
2825 
-		if ( ( $width == '100' ) && ( $height == '100' ) ) {
2825 
+		if (($width == '100') && ($height == '100')) {
2826 2826
2827 
-			if ( is_singular( 'lesson' ) ) {
2827 
+			if (is_singular('lesson')) {
2828 2828
2829 
-				if ( ! $widget && ! Sensei()->settings->settings[ 'lesson_single_image_enable' ] ) {
2829 
+				if ( ! $widget && ! Sensei()->settings->settings['lesson_single_image_enable']) {
2830 2830
2831 2831 
 					return '';
2832 2832
2833 2833 
 				} // End If Statement
2834 2834
2835 2835 
 				$image_thumb_size = 'lesson_single_image';
2836 
-				$dimensions = Sensei()->get_image_size( $image_thumb_size );
2836 
+				$dimensions = Sensei()->get_image_size($image_thumb_size);
2837 2837 
 				$width = $dimensions['width'];
2838 2838 
 				$height = $dimensions['height'];
2839 2839 
 				$crop = $dimensions['crop'];
2840 2840
2841 2841 
 			} else {
2842 2842
2843 
-				if ( ! $widget && ! Sensei()->settings->settings[ 'course_lesson_image_enable' ] ) {
2843 
+				if ( ! $widget && ! Sensei()->settings->settings['course_lesson_image_enable']) {
2844 2844
2845 2845 
 					return '';
2846 2846 
 				} // End If Statement
2847 2847
2848 2848 
 				$image_thumb_size = 'lesson_archive_image';
2849 
-				$dimensions = Sensei()->get_image_size( $image_thumb_size );
2849 
+				$dimensions = Sensei()->get_image_size($image_thumb_size);
2850 2850 
 				$width = $dimensions['width'];
2851 2851 
 				$height = $dimensions['height'];
2852 2852 
 				$crop = $dimensions['crop'];
 
@@ -2857,23 +2857,23 @@  discard block
 
 block discarded – undo
2857 2857
2858 2858 
 		$img_url = '';
2859 2859
2860 
-		if ( has_post_thumbnail( $lesson_id ) ) {
2860 
+		if (has_post_thumbnail($lesson_id)) {
2861 2861
2862 2862 
    			// Get Featured Image
2863 
-   			$img_url = get_the_post_thumbnail( $lesson_id, array( $width, $height ), array( 'class' => 'woo-image thumbnail alignleft') );
2863 
+   			$img_url = get_the_post_thumbnail($lesson_id, array($width, $height), array('class' => 'woo-image thumbnail alignleft'));
2864 2864
2865 2865 
  		} else {
2866 2866
2867 2867 
  			// Display Image Placeholder if none
2868 
-			if ( Sensei()->settings->settings[ 'placeholder_images_enable' ] ) {
2868 
+			if (Sensei()->settings->settings['placeholder_images_enable']) {
2869 2869
2870 
-                $img_url = apply_filters( 'sensei_lesson_placeholder_image_url', '<img src="http://placehold.it/' . $width . 'x' . $height . '" class="woo-image thumbnail alignleft" />' );
2870 
+                $img_url = apply_filters('sensei_lesson_placeholder_image_url', '<img src="http://placehold.it/'.$width.'x'.$height.'" class="woo-image thumbnail alignleft" />');
2871 2871
2872 2872 
 			} // End If Statement
2873 2873
2874 2874 
 		} // End If Statement
2875 2875
2876 
-		$html .= '<a href="' . get_permalink( $lesson_id ) . '" title="' . esc_attr( get_post_field( 'post_title', $lesson_id ) ) . '">' . $img_url . '</a>';
2876 
+		$html .= '<a href="'.get_permalink($lesson_id).'" title="'.esc_attr(get_post_field('post_title', $lesson_id)).'">'.$img_url.'</a>';
2877 2877
2878 2878 
 		return $html;
2879 2879 
 
@@ -2885,9 +2885,9 @@  discard block
 
 block discarded – undo
2885 2885 
      * @since 1.9.0
2886 2886 
      * @param integer $lesson_id
2887 2887 
      */
2888 
-    public static function the_lesson_image( $lesson_id = 0 ){
2888 
+    public static function the_lesson_image($lesson_id = 0) {
2889 2889
2890 
-        echo Sensei()->lesson->lesson_image( $lesson_id );
2890 
+        echo Sensei()->lesson->lesson_image($lesson_id);
2891 2891
2892 2892 
     }
2893 2893 
 
@@ -2898,17 +2898,17 @@  discard block
 
 block discarded – undo
2898 2898 
      * @param bool $add_p_tags should the excerpt be wrapped by calling wpautop()
2899 2899 
 	 * @return string
2900 2900 
 	 */
2901 
-	public static function lesson_excerpt( $lesson = null, $add_p_tags = true ) {
2901 
+	public static function lesson_excerpt($lesson = null, $add_p_tags = true) {
2902 2902 
 		$html = '';
2903 
-		if ( is_a( $lesson, 'WP_Post' ) && 'lesson' == $lesson->post_type ) {
2903 
+		if (is_a($lesson, 'WP_Post') && 'lesson' == $lesson->post_type) {
2904 2904
2905 
-            $excerpt =  $lesson->post_excerpt;
2905 
+            $excerpt = $lesson->post_excerpt;
2906 2906
2907 2907 
             // if $add_p_tags true wrap with <p> else return the excerpt as is
2908 
-            $html =  $add_p_tags ? wpautop( $excerpt ) : $excerpt;
2908 
+            $html = $add_p_tags ? wpautop($excerpt) : $excerpt;
2909 2909
2910 2910 
 		}
2911 
-		return apply_filters( 'sensei_lesson_excerpt', $html );
2911 
+		return apply_filters('sensei_lesson_excerpt', $html);
2912 2912
2913 2913 
 	} // End lesson_excerpt()
2914 2914 
 
@@ -2921,20 +2921,20 @@  discard block
 
 block discarded – undo
2921 2921 
      * @param int $lesson_id
2922 2922 
      * @return int|bool $course_id or bool when nothing is found.
2923 2923 
      */
2924 
-     public function get_course_id( $lesson_id ){
2924 
+     public function get_course_id($lesson_id) {
2925 2925
2926 
-         if( ! isset( $lesson_id ) || empty( $lesson_id )
2927 
-         ||  'lesson' != get_post_type( $lesson_id ) ){
2926 
+         if ( ! isset($lesson_id) || empty($lesson_id)
2927 
+         ||  'lesson' != get_post_type($lesson_id)) {
2928 2928 
              return false;
2929 2929 
          }
2930 2930
2931 
-         $lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true);
2931 
+         $lesson_course_id = get_post_meta($lesson_id, '_lesson_course', true);
2932 2932
2933 2933 
          // make sure the course id is valid
2934 
-         if( empty( $lesson_course_id )
2935 
-             || is_array( $lesson_course_id )
2936 
-             || intval( $lesson_course_id ) < 1
2937 
-             || 'course' != get_post_type( $lesson_course_id ) ){
2934 
+         if (empty($lesson_course_id)
2935 
+             || is_array($lesson_course_id)
2936 
+             || intval($lesson_course_id) < 1
2937 
+             || 'course' != get_post_type($lesson_course_id)) {
2938 2938
2939 2939 
              return false;
2940 2940 
 
@@ -2961,11 +2961,11 @@  discard block
 
 block discarded – undo
2961 2961 
      * @param string $post_type
2962 2962 
      * @return void
2963 2963 
      */
2964 
-    public function all_lessons_edit_fields( $column_name, $post_type ) {
2964 
+    public function all_lessons_edit_fields($column_name, $post_type) {
2965 2965
2966 2966 
         // only show these options ont he lesson post type edit screen
2967 
-        if( 'lesson' != $post_type || 'lesson-course' != $column_name
2968 
-            || ! current_user_can( 'edit_lessons' ) ) {
2967 
+        if ('lesson' != $post_type || 'lesson-course' != $column_name
2968 
+            || ! current_user_can('edit_lessons')) {
2969 2969 
             return;
2970 2970 
         }
2971 2971 
 
@@ -2973,41 +2973,41 @@  discard block
 
 block discarded – undo
2973 2973 
         <fieldset class="sensei-edit-field-set inline-edit-lesson">
2974 2974 
             <div class="sensei-inline-edit-col column-<?php echo $column_name ?>">
2975 2975 
                     <?php
2976 
-                    echo '<h4>' . __('Lesson Information', 'woothemes-sensei') . '</h4>';
2976 
+                    echo '<h4>'.__('Lesson Information', 'woothemes-sensei').'</h4>';
2977 2977 
                     // create a nonce field to be  used as a security measure when saving the data
2978 
-                    wp_nonce_field( 'bulk-edit-lessons', '_edit_lessons_nonce' );
2979 
-                    wp_nonce_field( 'sensei-save-post-meta','woo_' . $this->token . '_nonce'  );
2978 
+                    wp_nonce_field('bulk-edit-lessons', '_edit_lessons_nonce');
2979 
+                    wp_nonce_field('sensei-save-post-meta', 'woo_'.$this->token.'_nonce');
2980 2980
2981 2981 
                     // unchanged option - we need this in because
2982 2982 
                     // the default option in bulk edit should not be empty. If it is
2983 2983 
                     // the user will erase data they didn't want to touch.
2984 
-                    $no_change_text = '-- ' . __('No Change', 'woothemes-sensei') . ' --';
2984 
+                    $no_change_text = '-- '.__('No Change', 'woothemes-sensei').' --';
2985 2985
2986 2986 
                     //
2987 2987 
                     //course selection
2988 2988 
                     //
2989 
-                    $courses =  WooThemes_Sensei_Course::get_all_courses();
2989 
+                    $courses = WooThemes_Sensei_Course::get_all_courses();
2990 2990 
                     $course_options = array();
2991 
-                    if ( count( $courses ) > 0 ) {
2992 
-                        foreach ($courses as $course ){
2993 
-                            $course_options[ $course->ID ] = get_the_title( $course->ID );
2991 
+                    if (count($courses) > 0) {
2992 
+                        foreach ($courses as $course) {
2993 
+                            $course_options[$course->ID] = get_the_title($course->ID);
2994 2994 
                         }
2995 2995 
                     }
2996 2996 
                     //pre-append the no change option
2997 
-                    $course_options['-1']=  $no_change_text;
2998 
-                    $course_attributes = array( 'name'=> 'lesson_course', 'id'=>'sensei-edit-lesson-course' , 'class'=>' ' );
2999 
-                    $course_field =  Sensei_Utils::generate_drop_down( '-1', $course_options, $course_attributes );
3000 
-                    echo $this->generate_all_lessons_edit_field( __('Lesson Course', 'woothemes-sensei'),   $course_field  );
2997 
+                    $course_options['-1'] = $no_change_text;
2998 
+                    $course_attributes = array('name'=> 'lesson_course', 'id'=>'sensei-edit-lesson-course', 'class'=>' ');
2999 
+                    $course_field = Sensei_Utils::generate_drop_down('-1', $course_options, $course_attributes);
3000 
+                    echo $this->generate_all_lessons_edit_field(__('Lesson Course', 'woothemes-sensei'), $course_field);
3001 3001
3002 3002 
                     //
3003 3003 
                     // lesson complexity selection
3004 3004 
                     //
3005 
-                    $lesson_complexities =  $this->lesson_complexities();
3005 
+                    $lesson_complexities = $this->lesson_complexities();
3006 3006 
                     //pre-append the no change option
3007 
-                    $lesson_complexities['-1']=  $no_change_text;
3008 
-                    $complexity_dropdown_attributes = array( 'name'=> 'lesson_complexity', 'id'=>'sensei-edit-lesson-complexity' , 'class'=>' ');
3009 
-                    $complexity_filed =  Sensei_Utils::generate_drop_down( '-1', $lesson_complexities, $complexity_dropdown_attributes );
3010 
-                    echo $this->generate_all_lessons_edit_field( __('Lesson Complexity', 'woothemes-sensei'),   $complexity_filed  );
3007 
+                    $lesson_complexities['-1'] = $no_change_text;
3008 
+                    $complexity_dropdown_attributes = array('name'=> 'lesson_complexity', 'id'=>'sensei-edit-lesson-complexity', 'class'=>' ');
3009 
+                    $complexity_filed = Sensei_Utils::generate_drop_down('-1', $lesson_complexities, $complexity_dropdown_attributes);
3010 
+                    echo $this->generate_all_lessons_edit_field(__('Lesson Complexity', 'woothemes-sensei'), $complexity_filed);
3011 3011
3012 3012 
                     ?>
3013 3013 
 
@@ -3020,34 +3020,34 @@  discard block
 
 block discarded – undo
3020 3020 
                     //
3021 3021 
                     $pass_required_options = array(
3022 3022 
                         '-1' => $no_change_text,
3023 
-                         '0' => __('No','woothemes'),
3024 
-                         '1' => __('Yes','woothemes'),
3023 
+                         '0' => __('No', 'woothemes'),
3024 
+                         '1' => __('Yes', 'woothemes'),
3025 3025 
                     );
3026 3026
3027 
-                    $pass_required_select_attributes = array( 'name'=> 'pass_required',
3027 
+                    $pass_required_select_attributes = array('name'=> 'pass_required',
3028 3028 
                                                                 'id'=> 'sensei-edit-lesson-pass-required',
3029 
-                                                                'class'=>' '   );
3030 
-                    $require_pass_field =  Sensei_Utils::generate_drop_down( '-1', $pass_required_options, $pass_required_select_attributes, false );
3031 
-                    echo $this->generate_all_lessons_edit_field( __('Pass required', 'woothemes-sensei'),   $require_pass_field  );
3029 
+                                                                'class'=>' ');
3030 
+                    $require_pass_field = Sensei_Utils::generate_drop_down('-1', $pass_required_options, $pass_required_select_attributes, false);
3031 
+                    echo $this->generate_all_lessons_edit_field(__('Pass required', 'woothemes-sensei'), $require_pass_field);
3032 3032
3033 3033 
                     //
3034 3034 
                     // Quiz pass percentage
3035 3035 
                     //
3036 3036 
                     $quiz_pass_percentage_field = '<input name="quiz_passmark" id="sensei-edit-quiz-pass-percentage" type="number" />';
3037 
-                    echo $this->generate_all_lessons_edit_field( __('Pass Percentage', 'woothemes-sensei'), $quiz_pass_percentage_field  );
3037 
+                    echo $this->generate_all_lessons_edit_field(__('Pass Percentage', 'woothemes-sensei'), $quiz_pass_percentage_field);
3038 3038
3039 3039 
                     //
3040 3040 
                     // Enable quiz reset button
3041 3041 
                     //
3042 3042 
                     $quiz_reset_select__options = array(
3043 3043 
                         '-1' => $no_change_text,
3044 
-                        '0' => __('No','woothemes'),
3045 
-                        '1' => __('Yes','woothemes'),
3044 
+                        '0' => __('No', 'woothemes'),
3045 
+                        '1' => __('Yes', 'woothemes'),
3046 3046 
                     );
3047 3047 
                     $quiz_reset_name_id = 'sensei-edit-enable-quiz-reset';
3048 
-                    $quiz_reset_select_attributes = array( 'name'=> 'enable_quiz_reset', 'id'=>$quiz_reset_name_id, 'class'=>' ' );
3049 
-                    $quiz_reset_field =  Sensei_Utils::generate_drop_down( '-1', $quiz_reset_select__options, $quiz_reset_select_attributes, false );
3050 
-                    echo $this->generate_all_lessons_edit_field( __('Enable quiz reset button', 'woothemes-sensei'), $quiz_reset_field  );
3048 
+                    $quiz_reset_select_attributes = array('name'=> 'enable_quiz_reset', 'id'=>$quiz_reset_name_id, 'class'=>' ');
3049 
+                    $quiz_reset_field = Sensei_Utils::generate_drop_down('-1', $quiz_reset_select__options, $quiz_reset_select_attributes, false);
3050 
+                    echo $this->generate_all_lessons_edit_field(__('Enable quiz reset button', 'woothemes-sensei'), $quiz_reset_field);
3051 3051
3052 3052 
                     ?>
3053 3053 
             </div>
 
@@ -3066,17 +3066,17 @@  discard block
 
 block discarded – undo
3066 3066 
      * @param string $field type markup for the field that must be wrapped.
3067 3067 
      * @return string $field_html
3068 3068 
      */
3069 
-    public function generate_all_lessons_edit_field( $title  ,$field ){
3069 
+    public function generate_all_lessons_edit_field($title, $field) {
3070 3070
3071 3071 
         $html = '';
3072 3072 
         $html = '<div class="inline-edit-group" >';
3073 
-        $html .=  '<span class="title">'. $title .'</span> ';
3073 
+        $html .= '<span class="title">'.$title.'</span> ';
3074 3074 
         $html .= '<span class="input-text-wrap">';
3075 3075 
         $html .= $field;
3076 3076 
         $html .= '</span>';
3077 3077 
         $html .= '</label></div>';
3078 3078
3079 
-        return $html ;
3079 
+        return $html;
3080 3080
3081 3081 
     }//end generate_all_lessons_edit_field
3082 3082 
 
@@ -3090,48 +3090,48 @@  discard block
 
 block discarded – undo
3090 3090 
     function save_all_lessons_edit_fields() {
3091 3091
3092 3092 
         // verify all the data before attempting to save
3093 
-        if( ! isset( $_POST['security'] ) || ! check_ajax_referer( 'bulk-edit-lessons', 'security' )
3094 
-            ||  empty( $_POST[ 'post_ids' ] )  || ! is_array( $_POST[ 'post_ids' ] ) ) {
3093 
+        if ( ! isset($_POST['security']) || ! check_ajax_referer('bulk-edit-lessons', 'security')
3094 
+            ||  empty($_POST['post_ids']) || ! is_array($_POST['post_ids'])) {
3095 3095 
             die();
3096 3096 
         }
3097 3097
3098 3098 
         // get our variables
3099 
-        $new_course = sanitize_text_field(  $_POST['sensei_edit_lesson_course'] );
3100 
-        $new_complexity = sanitize_text_field(  $_POST['sensei_edit_complexity'] );
3101 
-        $new_pass_required = sanitize_text_field(  $_POST['sensei_edit_pass_required'] );
3102 
-        $new_pass_percentage = sanitize_text_field(  $_POST['sensei_edit_pass_percentage'] );
3103 
-        $new_enable_quiz_reset = sanitize_text_field(  $_POST['sensei_edit_enable_quiz_reset'] );
3099 
+        $new_course = sanitize_text_field($_POST['sensei_edit_lesson_course']);
3100 
+        $new_complexity = sanitize_text_field($_POST['sensei_edit_complexity']);
3101 
+        $new_pass_required = sanitize_text_field($_POST['sensei_edit_pass_required']);
3102 
+        $new_pass_percentage = sanitize_text_field($_POST['sensei_edit_pass_percentage']);
3103 
+        $new_enable_quiz_reset = sanitize_text_field($_POST['sensei_edit_enable_quiz_reset']);
3104 3104 
         // store the values for all selected posts
3105 
-        foreach( $_POST[ 'post_ids' ] as $lesson_id ) {
3105 
+        foreach ($_POST['post_ids'] as $lesson_id) {
3106 3106
3107 3107 
             // get the quiz id needed for the quiz meta
3108 
-            $quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
3108 
+            $quiz_id = Sensei()->lesson->lesson_quizzes($lesson_id);
3109 3109
3110 3110 
             // do not save the items if the value is -1 as this
3111 3111 
             // means it was not changed
3112 3112
3113 3113 
             // update lesson course
3114 
-            if( -1 != $new_course ){
3115 
-                update_post_meta( $lesson_id, '_lesson_course', $new_course );
3114 
+            if ( -1 != $new_course ) {
3115 
+                update_post_meta($lesson_id, '_lesson_course', $new_course);
3116 3116 
             }
3117 3117 
             // update lesson complexity
3118 
-            if( -1 != $new_complexity ){
3119 
-                update_post_meta( $lesson_id, '_lesson_complexity', $new_complexity );
3118 
+            if ( -1 != $new_complexity ) {
3119 
+                update_post_meta($lesson_id, '_lesson_complexity', $new_complexity);
3120 3120 
             }
3121 3121
3122 3122 
             // Quiz Related settings
3123 
-            if( isset( $quiz_id) && 0 < intval( $quiz_id ) ) {
3123 
+            if (isset($quiz_id) && 0 < intval($quiz_id)) {
3124 3124
3125 3125 
                 // update pass required
3126 3126 
                 if (-1 != $new_pass_required) {
3127 3127
3128 
-                    $checked = $new_pass_required  ? 'on' : '';
3128 
+                    $checked = $new_pass_required ? 'on' : '';
3129 3129 
                     update_post_meta($quiz_id, '_pass_required', $checked);
3130 
-                    unset( $checked );
3130 
+                    unset($checked);
3131 3131 
                 }
3132 3132
3133 3133 
                 // update pass percentage
3134 
-                if( !empty( $new_pass_percentage) && is_numeric( $new_pass_percentage ) ){
3134 
+                if ( ! empty($new_pass_percentage) && is_numeric($new_pass_percentage)) {
3135 3135
3136 3136 
                         update_post_meta($quiz_id, '_quiz_passmark', $new_pass_percentage);
3137 3137 
 
@@ -3142,9 +3142,9 @@  discard block
 
 block discarded – undo
3142 3142 
                 //
3143 3143 
                 if (-1 != $new_enable_quiz_reset ) {
3144 3144
3145 
-                    $checked = $new_enable_quiz_reset ? 'on' : ''  ;
3145 
+                    $checked = $new_enable_quiz_reset ? 'on' : '';
3146 3146 
                     update_post_meta($quiz_id, '_enable_quiz_reset', $checked);
3147 
-                    unset( $checked );
3147 
+                    unset($checked);
3148 3148
3149 3149 
                 }
3150 3150 
 
@@ -3168,31 +3168,31 @@  discard block
 
 block discarded – undo
3168 3168 
      * @since 1.8.0
3169 3169 
      * @return void
3170 3170 
      */
3171 
-    public function set_quick_edit_admin_defaults( $column_name, $post_id ){
3171 
+    public function set_quick_edit_admin_defaults($column_name, $post_id) {
3172 3172
3173 
-        if( 'lesson-course' != $column_name ){
3173 
+        if ('lesson-course' != $column_name) {
3174 3174 
             return;
3175 3175 
         }
3176 3176 
         // load the script
3177 
-        $suffix = defined( 'SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
3178 
-        wp_enqueue_script( 'sensei-lesson-quick-edit', Sensei()->plugin_url . 'assets/js/admin/lesson-quick-edit' . $suffix . '.js', array( 'jquery' ), Sensei()->version, true );
3177 
+        $suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
3178 
+        wp_enqueue_script('sensei-lesson-quick-edit', Sensei()->plugin_url.'assets/js/admin/lesson-quick-edit'.$suffix.'.js', array('jquery'), Sensei()->version, true);
3179 3179
3180 3180 
         // setup the values for all meta fields
3181 3181 
         $data = array();
3182 
-        foreach( $this->meta_fields as $field ){
3182 
+        foreach ($this->meta_fields as $field) {
3183 3183
3184 
-            $data[$field] =  get_post_meta( $post_id, '_'.$field, true );
3184 
+            $data[$field] = get_post_meta($post_id, '_'.$field, true);
3185 3185
3186 3186 
         }
3187 3187 
         // add quiz meta fields
3188 
-        $quiz_id = Sensei()->lesson->lesson_quizzes( $post_id );
3189 
-        foreach( Sensei()->quiz->meta_fields as $field ){
3188 
+        $quiz_id = Sensei()->lesson->lesson_quizzes($post_id);
3189 
+        foreach (Sensei()->quiz->meta_fields as $field) {
3190 3190
3191 
-            $data[$field] =  get_post_meta( $quiz_id, '_'.$field, true );
3191 
+            $data[$field] = get_post_meta($quiz_id, '_'.$field, true);
3192 3192
3193 3193 
         }
3194 3194
3195 
-        wp_localize_script( 'sensei-lesson-quick-edit', 'sensei_quick_edit_'.$post_id, $data );
3195 
+        wp_localize_script('sensei-lesson-quick-edit', 'sensei_quick_edit_'.$post_id, $data);
3196 3196
3197 3197 
     }// end quick edit admin defaults
3198 3198 
 
@@ -3205,19 +3205,19 @@  discard block
 
 block discarded – undo
3205 3205 
      * @param array $classes
3206 3206 
      * @return array $classes
3207 3207 
      */
3208 
-    public static function single_course_lessons_classes( $classes ){
3208 
+    public static function single_course_lessons_classes($classes) {
3209 3209
3210 
-        if(  is_singular('course') ){
3210 
+        if (is_singular('course')) {
3211 3211
3212 3212 
             global $post;
3213 3213 
             $course_id = $post->ID;
3214 3214
3215 
-            $lesson_classes = array( 'course', 'post' );
3216 
-            if ( is_user_logged_in() ) {
3215 
+            $lesson_classes = array('course', 'post');
3216 
+            if (is_user_logged_in()) {
3217 3217
3218 3218 
                 // Check if Lesson is complete
3219 
-                $single_lesson_complete = Sensei_Utils::user_completed_lesson( get_the_ID(), get_current_user_id() );
3220 
-                if ( $single_lesson_complete ) {
3219 
+                $single_lesson_complete = Sensei_Utils::user_completed_lesson(get_the_ID(), get_current_user_id());
3220 
+                if ($single_lesson_complete) {
3221 3221
3222 3222 
                     $lesson_classes[] = 'lesson-completed';
3223 3223 
 
@@ -3225,14 +3225,14 @@  discard block
 
 block discarded – undo
3225 3225
3226 3226 
             } // End If Statement
3227 3227
3228 
-            $is_user_taking_course = Sensei_Utils::user_started_course( $course_id, get_current_user_id() );
3229 
-            if (  Sensei_Utils::is_preview_lesson( get_the_ID() ) && !$is_user_taking_course ) {
3228 
+            $is_user_taking_course = Sensei_Utils::user_started_course($course_id, get_current_user_id());
3229 
+            if (Sensei_Utils::is_preview_lesson(get_the_ID()) && ! $is_user_taking_course) {
3230 3230
3231 3231 
                 $lesson_classes[] = 'lesson-preview';
3232 3232
3233 3233 
             }
3234 3234
3235 
-            $classes = array_merge( $classes, $lesson_classes  );
3235 
+            $classes = array_merge($classes, $lesson_classes);
3236 3236
3237 3237 
         }
3238 3238 
 
@@ -3246,56 +3246,56 @@  discard block
 
 block discarded – undo
3246 3246 
      * @since 1.9.0
3247 3247 
      * @param $lesson_id
3248 3248 
      */
3249 
-    public static function the_lesson_meta( $lesson_id ){
3249 
+    public static function the_lesson_meta($lesson_id) {
3250 3250
3251 3251 
         global $wp_query;
3252 3252 
         $loop_lesson_number = $wp_query->current_post + 1;
3253 3253
3254 
-        $course_id = Sensei()->lesson->get_course_id( $lesson_id );
3254 
+        $course_id = Sensei()->lesson->get_course_id($lesson_id);
3255 3255 
         $single_lesson_complete = false;
3256 
-        $is_user_taking_course = Sensei_Utils::user_started_course( $course_id, get_current_user_id() );
3256 
+        $is_user_taking_course = Sensei_Utils::user_started_course($course_id, get_current_user_id());
3257 3257
3258 3258 
         // Get Lesson data
3259 3259 
         $complexity_array = Sensei()->lesson->lesson_complexities();
3260 3260
3261 
-        $lesson_complexity = get_post_meta( $lesson_id, '_lesson_complexity', true );
3262 
-        if ( '' != $lesson_complexity ) {
3261 
+        $lesson_complexity = get_post_meta($lesson_id, '_lesson_complexity', true);
3262 
+        if ('' != $lesson_complexity) {
3263 3263
3264 3264 
             $lesson_complexity = $complexity_array[$lesson_complexity];
3265 3265
3266 3266 
         }
3267 
-        $user_info = get_userdata( absint( get_post()->post_author ) );
3268 
-        $is_preview = Sensei_Utils::is_preview_lesson( $lesson_id);
3267 
+        $user_info = get_userdata(absint(get_post()->post_author));
3268 
+        $is_preview = Sensei_Utils::is_preview_lesson($lesson_id);
3269 3269 
         $preview_label = '';
3270 
-        if ( $is_preview && !$is_user_taking_course ) {
3270 
+        if ($is_preview && ! $is_user_taking_course) {
3271 3271
3272 
-            $preview_label = Sensei()->frontend->sensei_lesson_preview_title_text( $lesson_id);
3273 
-            $preview_label = '<span class="preview-heading">' . $preview_label . '</span>';
3272 
+            $preview_label = Sensei()->frontend->sensei_lesson_preview_title_text($lesson_id);
3273 
+            $preview_label = '<span class="preview-heading">'.$preview_label.'</span>';
3274 3274
3275 3275 
         }
3276 3276
3277 3277
3278 
-        $count_markup= '';
3278 
+        $count_markup = '';
3279 3279 
         /**
3280 3280 
          * Filter for if you want the $lesson_count to show next to the lesson.
3281 3281 
          *
3282 3282 
          * @since 1.0
3283 3283 
          * @param bool default false.
3284 3284 
          */
3285 
-        if( apply_filters( 'sensei_show_lesson_numbers', false ) ) {
3285 
+        if (apply_filters('sensei_show_lesson_numbers', false)) {
3286 3286
3287 
-            $count_markup =  '<span class="lesson-number">' . $loop_lesson_number. '</span>';
3287 
+            $count_markup = '<span class="lesson-number">'.$loop_lesson_number.'</span>';
3288 3288
3289 3289 
         }
3290 3290
3291 
-        $heading_link_title = sprintf( __( 'Start %s', 'woothemes-sensei' ), get_the_title( $lesson_id ) );
3291 
+        $heading_link_title = sprintf(__('Start %s', 'woothemes-sensei'), get_the_title($lesson_id));
3292 3292
3293 3293 
         ?>
3294 3294 
         <header>
3295 3295 
             <h2>
3296 
-                <a href="<?php echo esc_url_raw( get_permalink( $lesson_id ) ) ?>"
3297 
-                   title="<?php esc_attr_e( $heading_link_title ) ?>" >
3298 
-                    <?php echo $count_markup. get_the_title( $lesson_id ) . $preview_label; ?>
3296 
+                <a href="<?php echo esc_url_raw(get_permalink($lesson_id)) ?>"
3297 
+                   title="<?php esc_attr_e($heading_link_title) ?>" >
3298 
+                    <?php echo $count_markup.get_the_title($lesson_id).$preview_label; ?>
3299 3299 
                 </a>
3300 3300 
             </h2>
3301 3301 
 
@@ -3304,33 +3304,33 @@  discard block
 
 block discarded – undo
3304 3304 
                 <?php
3305 3305
3306 3306 
                 $meta_html = '';
3307 
-                $user_lesson_status = Sensei_Utils::user_lesson_status( get_the_ID(), get_current_user_id() );
3307 
+                $user_lesson_status = Sensei_Utils::user_lesson_status(get_the_ID(), get_current_user_id());
3308 3308
3309 
-                $lesson_length = get_post_meta( $lesson_id, '_lesson_length', true );
3310 
-                if ( '' != $lesson_length ) {
3309 
+                $lesson_length = get_post_meta($lesson_id, '_lesson_length', true);
3310 
+                if ('' != $lesson_length) {
3311 3311
3312 
-                    $meta_html .= '<span class="lesson-length">' .  __( 'Length: ', 'woothemes-sensei' ) . $lesson_length . __( ' minutes', 'woothemes-sensei' ) . '</span>';
3312 
+                    $meta_html .= '<span class="lesson-length">'.__('Length: ', 'woothemes-sensei').$lesson_length.__(' minutes', 'woothemes-sensei').'</span>';
3313 3313
3314 3314 
                 }
3315 3315
3316 
-                if ( Sensei()->settings->get( 'lesson_author' ) ) {
3316 
+                if (Sensei()->settings->get('lesson_author')) {
3317 3317
3318 
-                    $meta_html .= '<span class="lesson-author">' .  __( 'Author: ', 'woothemes-sensei' ) . '<a href="' . get_author_posts_url( absint( get_post()->post_author ) ) . '" title="' . esc_attr( $user_info->display_name ) . '">' . esc_html( $user_info->display_name ) . '</a></span>';
3318 
+                    $meta_html .= '<span class="lesson-author">'.__('Author: ', 'woothemes-sensei').'<a href="'.get_author_posts_url(absint(get_post()->post_author)).'" title="'.esc_attr($user_info->display_name).'">'.esc_html($user_info->display_name).'</a></span>';
3319 3319
3320 3320 
                 } // End If Statement
3321 
-                if ( '' != $lesson_complexity ) {
3321 
+                if ('' != $lesson_complexity) {
3322 3322
3323 
-                    $meta_html .= '<span class="lesson-complexity">' .  __( 'Complexity: ', 'woothemes-sensei' ) . $lesson_complexity .'</span>';
3323 
+                    $meta_html .= '<span class="lesson-complexity">'.__('Complexity: ', 'woothemes-sensei').$lesson_complexity.'</span>';
3324 3324
3325 3325 
                 }
3326 3326
3327 
-                if ( $single_lesson_complete ) {
3327 
+                if ($single_lesson_complete) {
3328 3328
3329 
-                    $meta_html .= '<span class="lesson-status complete">' .__( 'Complete', 'woothemes-sensei' ) .'</span>';
3329 
+                    $meta_html .= '<span class="lesson-status complete">'.__('Complete', 'woothemes-sensei').'</span>';
3330 3330
3331 
-                } elseif ( $user_lesson_status ) {
3331 
+                } elseif ($user_lesson_status) {
3332 3332
3333 
-                    $meta_html .= '<span class="lesson-status in-progress">' . __( 'In Progress', 'woothemes-sensei' ) .'</span>';
3333 
+                    $meta_html .= '<span class="lesson-status in-progress">'.__('In Progress', 'woothemes-sensei').'</span>';
3334 3334
3335 3335 
                 } // End If Statement
3336 3336 
 
@@ -3353,19 +3353,19 @@  discard block
 
 block discarded – undo
3353 3353 
      *
3354 3354 
      * @param $lesson_id
3355 3355 
      */
3356 
-    public static function the_lesson_thumbnail( $lesson_id ){
3356 
+    public static function the_lesson_thumbnail($lesson_id) {
3357 3357
3358 
-        if( empty( $lesson_id ) ){
3358 
+        if (empty($lesson_id)) {
3359 3359
3360 3360 
             $lesson_id = get_the_ID();
3361 3361
3362 3362 
         }
3363 3363
3364 
-        if( 'lesson' != get_post_type( $lesson_id ) ){
3364 
+        if ('lesson' != get_post_type($lesson_id)) {
3365 3365 
             return;
3366 3366 
         }
3367 3367
3368 
-        echo Sensei()->lesson->lesson_image( $lesson_id );
3368 
+        echo Sensei()->lesson->lesson_image($lesson_id);
3369 3369 
     }
3370 3370
3371 3371 
 
@@ -3376,14 +3376,14 @@  discard block
 
 block discarded – undo
3376 3376 
      * @param string $excerpt
3377 3377 
      * @return string $excerpt
3378 3378 
      */
3379 
-    public static function alter_the_lesson_excerpt( $excerpt ) {
3379 
+    public static function alter_the_lesson_excerpt($excerpt) {
3380 3380
3381 
-        if ('lesson' == get_post_type(get_the_ID())){
3381 
+        if ('lesson' == get_post_type(get_the_ID())) {
3382 3382
3383 3383 
             // remove this hooks to avoid an infinite loop.
3384 
-            remove_filter( 'get_the_excerpt', array( 'WooThemes_Sensei_Lesson','alter_the_lesson_excerpt') );
3384 
+            remove_filter('get_the_excerpt', array('WooThemes_Sensei_Lesson', 'alter_the_lesson_excerpt'));
3385 3385
3386 
-            return WooThemes_Sensei_Lesson::lesson_excerpt( get_post( get_the_ID() ) );
3386 
+            return WooThemes_Sensei_Lesson::lesson_excerpt(get_post(get_the_ID()));
3387 3387 
         }
3388 3388
3389 3389 
         return $excerpt;
 
@@ -3398,20 +3398,20 @@  discard block
 
 block discarded – undo
3398 3398 
      * @param $current_lesson_id
3399 3399 
      * @return mixed | bool | int $prerequisite_lesson_id or false
3400 3400 
      */
3401 
-    public static function get_lesson_prerequisite_id( $current_lesson_id  ){
3401 
+    public static function get_lesson_prerequisite_id($current_lesson_id) {
3402 3402
3403 
-        $prerequisite_lesson_id = get_post_meta( $current_lesson_id , '_lesson_prerequisite', true );
3403 
+        $prerequisite_lesson_id = get_post_meta($current_lesson_id, '_lesson_prerequisite', true);
3404 3404
3405 3405 
         // set ti to false if not a valid prerequisite lesson id
3406 
-        if(  empty( $prerequisite_lesson_id )
3407 
-            || 'lesson' != get_post_type( $prerequisite_lesson_id )
3408 
-            || $prerequisite_lesson_id == $current_lesson_id  ) {
3406 
+        if (empty($prerequisite_lesson_id)
3407 
+            || 'lesson' != get_post_type($prerequisite_lesson_id)
3408 
+            || $prerequisite_lesson_id == $current_lesson_id) {
3409 3409
3410 3410 
             $prerequisite_lesson_id = false;
3411 3411
3412 3412 
         }
3413 3413
3414 
-        return apply_filters( 'sensei_lesson_prerequisite', $prerequisite_lesson_id, $current_lesson_id );
3414 
+        return apply_filters('sensei_lesson_prerequisite', $prerequisite_lesson_id, $current_lesson_id);
3415 3415
3416 3416 
     }
3417 3417 
 
@@ -3426,27 +3426,27 @@  discard block
 
 block discarded – undo
3426 3426 
      * @param $user_id
3427 3427 
      * @return bool
3428 3428 
      */
3429 
-    public  static function is_prerequisite_complete( $lesson_id, $user_id  ){
3429 
+    public  static function is_prerequisite_complete($lesson_id, $user_id) {
3430 3430
3431 
-        if( empty( $lesson_id ) || empty( $user_id )
3432 
-        || 'lesson' != get_post_type( $lesson_id )
3433 
-        ||  ! is_a( get_user_by( 'id', $user_id ), 'WP_User' )){
3431 
+        if (empty($lesson_id) || empty($user_id)
3432 
+        || 'lesson' != get_post_type($lesson_id)
3433 
+        ||  ! is_a(get_user_by('id', $user_id), 'WP_User')) {
3434 3434
3435 3435 
             return false;
3436 3436
3437 3437 
         }
3438 3438
3439 
-        $pre_requisite_id = (string) self::get_lesson_prerequisite_id( $lesson_id );
3439 
+        $pre_requisite_id = (string) self::get_lesson_prerequisite_id($lesson_id);
3440 3440
3441 3441 
         // not a valid pre-requisite so pre-requisite is completed
3442 
-        if( 'lesson' != get_post_type( $pre_requisite_id )
3443 
-            || ! is_numeric( $pre_requisite_id ) ){
3442 
+        if ('lesson' != get_post_type($pre_requisite_id)
3443 
+            || ! is_numeric($pre_requisite_id)) {
3444 3444
3445 3445 
             return true;
3446 3446
3447 3447 
         }
3448 3448
3449 
-        return  Sensei_Utils::user_completed_lesson( $pre_requisite_id, $user_id );
3449 
+        return  Sensei_Utils::user_completed_lesson($pre_requisite_id, $user_id);
3450 3450
3451 3451 
     }// end is_prerequisite_complete
3452 3452 
 
@@ -3455,20 +3455,20 @@  discard block
 
 block discarded – undo
3455 3455 
      *
3456 3456 
      * @since 1.9.0
3457 3457 
      */
3458 
-    public  static function user_not_taking_course_message(){
3458 
+    public  static function user_not_taking_course_message() {
3459 3459
3460 3460 
         $lesson_id = get_the_ID();
3461 3461
3462 
-        if( 'lesson' != get_post_type( $lesson_id ) ){
3462 
+        if ('lesson' != get_post_type($lesson_id)) {
3463 3463 
             return;
3464 3464 
         }
3465 3465
3466 
-        $is_preview = Sensei_Utils::is_preview_lesson( $lesson_id );
3467 
-        $pre_requisite_complete = self::is_prerequisite_complete( $lesson_id , get_current_user_id() );
3468 
-        $lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true );
3469 
-        $user_taking_course = Sensei_Utils::user_started_course( $lesson_course_id, get_current_user_id() );
3466 
+        $is_preview = Sensei_Utils::is_preview_lesson($lesson_id);
3467 
+        $pre_requisite_complete = self::is_prerequisite_complete($lesson_id, get_current_user_id());
3468 
+        $lesson_course_id = get_post_meta($lesson_id, '_lesson_course', true);
3469 
+        $user_taking_course = Sensei_Utils::user_started_course($lesson_course_id, get_current_user_id());
3470 3470
3471 
-        if ( $pre_requisite_complete && $is_preview && !$user_taking_course ) {
3471 
+        if ($pre_requisite_complete && $is_preview && ! $user_taking_course) {
3472 3472 
             ?>
3473 3473
3474 3474 
             <div class="sensei-message alert">
 
@@ -3488,11 +3488,11 @@  discard block
 
 block discarded – undo
3488 3488 
      *
3489 3489 
      * @since 1.9.0
3490 3490 
      */
3491 
-    public static function course_signup_link( ){
3491 
+    public static function course_signup_link( ) {
3492 3492
3493 
-        $course_id =  Sensei()->lesson->get_course_id( get_the_ID() );
3493 
+        $course_id = Sensei()->lesson->get_course_id(get_the_ID());
3494 3494
3495 
-        if ( empty( $course_id ) || 'course' != get_post_type( $course_id ) || sensei_all_access() ) {
3495 
+        if (empty($course_id) || 'course' != get_post_type($course_id) || sensei_all_access()) {
3496 3496
3497 3497 
             return;
3498 3498 
 
@@ -3502,42 +3502,42 @@  discard block
 
 block discarded – undo
3502 3502 
         <section class="course-signup lesson-meta">
3503 3503
3504 3504 
             <?php
3505 
-            $wc_post_id = (int) get_post_meta( $course_id, '_course_woocommerce_product', true );
3505 
+            $wc_post_id = (int) get_post_meta($course_id, '_course_woocommerce_product', true);
3506 3506
3507 
-            if ( Sensei_WC::is_woocommerce_active() && ( 0 < $wc_post_id ) ) {
3507 
+            if (Sensei_WC::is_woocommerce_active() && (0 < $wc_post_id)) {
3508 3508
3509 3509 
                 global $current_user;
3510 
-                if( is_user_logged_in() ) {
3510 
+                if (is_user_logged_in()) {
3511 3511 
                     wp_get_current_user();
3512 3512
3513 
-                    $course_purchased = Sensei_Utils::sensei_customer_bought_product( $current_user->user_email, $current_user->ID, $wc_post_id );
3513 
+                    $course_purchased = Sensei_Utils::sensei_customer_bought_product($current_user->user_email, $current_user->ID, $wc_post_id);
3514 3514
3515 
-                    if( $course_purchased ) {
3515 
+                    if ($course_purchased) {
3516 3516
3517 
-                        $prereq_course_id = get_post_meta( $course_id, '_course_prerequisite',true );
3518 
-                        $course_link = '<a href="' . esc_url( get_permalink( $prereq_course_id ) ) . '" title="' . esc_attr( get_the_title( $prereq_course_id ) ) . '">' . __( 'the previous course', 'woothemes-sensei' )  . '</a>';
3517 
+                        $prereq_course_id = get_post_meta($course_id, '_course_prerequisite', true);
3518 
+                        $course_link = '<a href="'.esc_url(get_permalink($prereq_course_id)).'" title="'.esc_attr(get_the_title($prereq_course_id)).'">'.__('the previous course', 'woothemes-sensei').'</a>';
3519 3519 
                         ?>
3520 3520 
                             <div class="sensei-message info">
3521 3521
3522 
-                                <?php  echo sprintf( __( 'Please complete %1$s before starting the lesson.', 'woothemes-sensei' ), $course_link ); ?>
3522 
+                                <?php  echo sprintf(__('Please complete %1$s before starting the lesson.', 'woothemes-sensei'), $course_link); ?>
3523 3523
3524 3524 
                             </div>
3525 3525
3526 3526 
                     <?php } else {
3527 3527
3528 
-	                    if( ! Sensei_Utils::user_started_course( $course_id, $current_user->ID )  ){
3528 
+	                    if ( ! Sensei_Utils::user_started_course($course_id, $current_user->ID)) {
3529 3529
3530 3530 
 		                    ?>
3531 3531
3532 3532 
 	                        <div class="sensei-message info">
3533 3533
3534 3534 
 	                            <?php
3535 
-	                            $course_link = '<a href="' . esc_url( get_permalink( $course_id ) )
3536 
-	                                            . '"title="' . __( 'Sign Up', 'woothemes-sensei' )
3537 
-	                                            . '">' . __( 'course', 'woothemes-sensei' )
3535 
+	                            $course_link = '<a href="'.esc_url(get_permalink($course_id))
3536 
+	                                            . '"title="'.__('Sign Up', 'woothemes-sensei')
3537 
+	                                            . '">'.__('course', 'woothemes-sensei')
3538 3538 
 	                                            . '</a>';
3539 3539
3540 
-	                            echo  sprintf( __( 'Please purchase the %1$s before starting the lesson.', 'woothemes-sensei' ), $course_link );
3540 
+	                            echo  sprintf(__('Please purchase the %1$s before starting the lesson.', 'woothemes-sensei'), $course_link);
3541 3541
3542 3542 
 	                            ?>
3543 3543 
 
@@ -3549,29 +3549,29 @@  discard block
 
 block discarded – undo
3549 3549
3550 3550 
                 <?php } else { ?>
3551 3551
3552 
-                    <div class="sensei-message info"><?php echo sprintf( __( 'Please purchase the %1$s before starting the lesson.', 'woothemes-sensei' ), '<a href="' . esc_url( get_permalink( $course_id ) ) . '" title="' . __( 'Sign Up', 'woothemes-sensei' )  . '">' . __( 'course', 'woothemes-sensei' ) . '</a>' ); ?></div>
3552 
+                    <div class="sensei-message info"><?php echo sprintf(__('Please purchase the %1$s before starting the lesson.', 'woothemes-sensei'), '<a href="'.esc_url(get_permalink($course_id)).'" title="'.__('Sign Up', 'woothemes-sensei').'">'.__('course', 'woothemes-sensei').'</a>'); ?></div>
3553 3553
3554 3554 
                 <?php } ?>
3555 3555
3556 3556 
             <?php } else { ?>
3557 3557
3558 
-            <?php if( ! Sensei_Utils::user_started_course( $course_id, get_current_user_id() ) &&  sensei_is_login_required() )  : ?>
3558 
+            <?php if ( ! Sensei_Utils::user_started_course($course_id, get_current_user_id()) && sensei_is_login_required())  : ?>
3559 3559
3560 3560 
                 <div class="sensei-message alert">
3561 3561 
                     <?php
3562 
-                    $course_link =  '<a href="'
3563 
-                                        . esc_url( get_permalink( $course_id ) )
3564 
-                                        . '" title="' . __( 'Sign Up', 'woothemes-sensei' )
3565 
-                                        . '">' . __( 'course', 'woothemes-sensei' )
3562 
+                    $course_link = '<a href="'
3563 
+                                        . esc_url(get_permalink($course_id))
3564 
+                                        . '" title="'.__('Sign Up', 'woothemes-sensei')
3565 
+                                        . '">'.__('course', 'woothemes-sensei')
3566 3566 
                                     . '</a>';
3567 3567
3568 
-					if ( Sensei_Utils::is_preview_lesson( get_the_ID( ) ) ) {
3568 
+					if (Sensei_Utils::is_preview_lesson(get_the_ID( ))) {
3569 3569
3570 
-						echo sprintf( __( 'This is a preview lesson. Please sign up for the %1$s to access all lessons.', 'woothemes-sensei' ),  $course_link );
3570 
+						echo sprintf(__('This is a preview lesson. Please sign up for the %1$s to access all lessons.', 'woothemes-sensei'), $course_link);
3571 3571
3572 3572 
 					} else {
3573 3573
3574 
-						echo sprintf( __( 'Please sign up for the %1$s before starting the lesson.', 'woothemes-sensei' ),  $course_link );
3574 
+						echo sprintf(__('Please sign up for the %1$s before starting the lesson.', 'woothemes-sensei'), $course_link);
3575 3575
3576 3576 
 					}
3577 3577 
 
@@ -3592,14 +3592,14 @@  discard block
 
 block discarded – undo
3592 3592 
      *
3593 3593 
      * @since 1.9.0
3594 3594 
      */
3595 
-    public  static function prerequisite_complete_message(){
3595 
+    public  static function prerequisite_complete_message() {
3596 3596
3597 
-        $lesson_prerequisite =  WooThemes_Sensei_Lesson::get_lesson_prerequisite_id( get_the_ID() );
3597 
+        $lesson_prerequisite = WooThemes_Sensei_Lesson::get_lesson_prerequisite_id(get_the_ID());
3598 3598 
         $lesson_has_pre_requisite = $lesson_prerequisite > 0;
3599 
-        if ( ! WooThemes_Sensei_Lesson::is_prerequisite_complete(  get_the_ID(), get_current_user_id() ) && $lesson_has_pre_requisite ) {
3599 
+        if ( ! WooThemes_Sensei_Lesson::is_prerequisite_complete(get_the_ID(), get_current_user_id()) && $lesson_has_pre_requisite) {
3600 3600
3601 
-            $prerequisite_lesson_link  = '<a href="' . esc_url( get_permalink( $lesson_prerequisite ) ) . '" title="' . esc_attr(  sprintf( __( 'You must first complete: %1$s', 'woothemes-sensei' ), get_the_title( $lesson_prerequisite ) ) ) . '">' . get_the_title( $lesson_prerequisite ). '</a>';
3602 
-            echo sprintf( __( 'You must first complete %1$s before viewing this Lesson', 'woothemes-sensei' ), $prerequisite_lesson_link );
3601 
+            $prerequisite_lesson_link = '<a href="'.esc_url(get_permalink($lesson_prerequisite)).'" title="'.esc_attr(sprintf(__('You must first complete: %1$s', 'woothemes-sensei'), get_the_title($lesson_prerequisite))).'">'.get_the_title($lesson_prerequisite).'</a>';
3602 
+            echo sprintf(__('You must first complete %1$s before viewing this Lesson', 'woothemes-sensei'), $prerequisite_lesson_link);
3603 3603
3604 3604 
         }
3605 3605 
 
@@ -3611,7 +3611,7 @@  discard block
 
 block discarded – undo
3611 3611 
      *
3612 3612 
      * @deprecated since 1.9.0
3613 3613 
      */
3614 
-    public static function deprecate_sensei_lesson_archive_header_hook(){
3614 
+    public static function deprecate_sensei_lesson_archive_header_hook() {
3615 3615
3616 3616 
         sensei_do_deprecated_action('sensei_lesson_archive_header', '1.9.0', 'sensei_loop_lesson_inside_before');
3617 3617 
 
@@ -3627,9 +3627,9 @@  discard block
 
 block discarded – undo
3627 3627
3628 3628 
         $before_html = '<header class="archive-header"><h1>';
3629 3629 
         $after_html = '</h1></header>';
3630 
-        $html = $before_html .  __( 'Lessons Archive', 'woothemes-sensei' ) . $after_html;
3630 
+        $html = $before_html.__('Lessons Archive', 'woothemes-sensei').$after_html;
3631 3631
3632 
-        echo apply_filters( 'sensei_lesson_archive_title', $html );
3632 
+        echo apply_filters('sensei_lesson_archive_title', $html);
3633 3633
3634 3634 
     } // sensei_course_archive_header()
3635 3635 
 
@@ -3639,7 +3639,7 @@  discard block
 
 block discarded – undo
3639 3639 
      * @global $post
3640 3640 
      * @since 1.9.0
3641 3641 
      */
3642 
-    public static function the_title(){
3642 
+    public static function the_title() {
3643 3643
3644 3644 
         global $post;
3645 3645 
 
@@ -3652,7 +3652,7 @@  discard block
 
 block discarded – undo
3652 3652 
                 /**
3653 3653 
                  * Filter documented in class-sensei-messages.php the_title
3654 3654 
                  */
3655 
-                echo apply_filters( 'sensei_single_title', get_the_title( $post ), $post->post_type );
3655 
+                echo apply_filters('sensei_single_title', get_the_title($post), $post->post_type);
3656 3656 
                 ?>
3657 3657
3658 3658 
             </h1>
 
@@ -3670,16 +3670,16 @@  discard block
 
 block discarded – undo
3670 3670 
      *
3671 3671 
      * @param $post_id
3672 3672 
      */
3673 
-    public static function flush_rewrite_rules( $post_id ){
3673 
+    public static function flush_rewrite_rules($post_id) {
3674 3674
3675 
-        if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE){
3675 
+        if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) {
3676 3676
3677 3677 
             return;
3678 3678
3679 3679 
         }
3680 3680
3681 3681
3682 
-        if( 'lesson' == get_post_type( $post_id )  ){
3682 
+        if ('lesson' == get_post_type($post_id)) {
3683 3683
3684 3684 
             Sensei()->initiate_rewrite_rules_flush();
3685 3685 
 
@@ -3696,27 +3696,27 @@  discard block
 
 block discarded – undo
3696 3696 
      * @param int $lesson_id
3697 3697 
      * @param int $user_id
3698 3698 
      */
3699 
-    public static function footer_quiz_call_to_action( $lesson_id = 0, $user_id = 0 ) {
3699 
+    public static function footer_quiz_call_to_action($lesson_id = 0, $user_id = 0) {
3700 3700
3701 3701
3702 
-        $lesson_id                 =  empty( $lesson_id ) ?  get_the_ID() : $lesson_id;
3703 
-        $user_id                   = empty( $lesson_id ) ?  get_current_user_id() : $user_id;
3702 
+        $lesson_id                 = empty($lesson_id) ? get_the_ID() : $lesson_id;
3703 
+        $user_id                   = empty($lesson_id) ? get_current_user_id() : $user_id;
3704 3704
3705 3705
3706 
-	    if ( ! sensei_can_user_view_lesson( $lesson_id, $user_id ) ) {
3706 
+	    if ( ! sensei_can_user_view_lesson($lesson_id, $user_id)) {
3707 3707 
 		    return;
3708 3708 
 	    }
3709 3709
3710 
-        $lesson_prerequisite       = (int) get_post_meta( $lesson_id, '_lesson_prerequisite', true );
3711 
-        $lesson_course_id          = (int) get_post_meta( $lesson_id, '_lesson_course', true );
3712 
-        $quiz_id                   = Sensei()->lesson->lesson_quizzes( $lesson_id );
3713 
-        $has_user_completed_lesson = Sensei_Utils::user_completed_lesson( intval( $lesson_id ), $user_id );
3710 
+        $lesson_prerequisite       = (int) get_post_meta($lesson_id, '_lesson_prerequisite', true);
3711 
+        $lesson_course_id          = (int) get_post_meta($lesson_id, '_lesson_course', true);
3712 
+        $quiz_id                   = Sensei()->lesson->lesson_quizzes($lesson_id);
3713 
+        $has_user_completed_lesson = Sensei_Utils::user_completed_lesson(intval($lesson_id), $user_id);
3714 3714 
         $show_actions              = is_user_logged_in() ? true : false;
3715 3715
3716 
-        if( intval( $lesson_prerequisite ) > 0 ) {
3716 
+        if (intval($lesson_prerequisite) > 0) {
3717 3717
3718 3718 
             // If the user hasn't completed the prereq then hide the current actions
3719 
-            $show_actions = Sensei_Utils::user_completed_lesson( $lesson_prerequisite, $user_id );
3719 
+            $show_actions = Sensei_Utils::user_completed_lesson($lesson_prerequisite, $user_id);
3720 3720
3721 3721 
         }
3722 3722 
 
@@ -3725,19 +3725,19 @@  discard block
 
 block discarded – undo
3725 3725 
         <footer>
3726 3726
3727 3727 
             <?php
3728 
-            if( $show_actions && $quiz_id && Sensei()->access_settings() ) {
3728 
+            if ($show_actions && $quiz_id && Sensei()->access_settings()) {
3729 3729
3730 
-                $has_quiz_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
3731 
-                if( $has_quiz_questions ) {
3730 
+                $has_quiz_questions = get_post_meta($lesson_id, '_quiz_has_questions', true);
3731 
+                if ($has_quiz_questions) {
3732 3732 
                     ?>
3733 3733
3734 3734 
                     <p>
3735 3735
3736 3736 
                         <a class="button"
3737 
-                           href="<?php echo esc_url_raw( get_permalink( $quiz_id ) ); ?>"
3738 
-                           title="<?php _e( 'View the Lesson Quiz', 'woothemes-sensei'  ); ?>">
3737 
+                           href="<?php echo esc_url_raw(get_permalink($quiz_id)); ?>"
3738 
+                           title="<?php _e('View the Lesson Quiz', 'woothemes-sensei'); ?>">
3739 3739
3740 
-                            <?php  _e( 'View the Lesson Quiz', 'woothemes-sensei' ); ?>
3740 
+                            <?php  _e('View the Lesson Quiz', 'woothemes-sensei'); ?>
3741 3741
3742 3742 
                         </a>
3743 3743 
 
@@ -3748,11 +3748,11 @@  discard block
 
 block discarded – undo
3748 3748
3749 3749 
             } // End If Statement
3750 3750
3751 
-            if ( $show_actions && ! $has_user_completed_lesson ) {
3751 
+            if ($show_actions && ! $has_user_completed_lesson) {
3752 3752
3753 3753 
                 sensei_complete_lesson_button();
3754 3754
3755 
-            } elseif( $show_actions ) {
3755 
+            } elseif ($show_actions) {
3756 3756
3757 3757 
                 sensei_reset_lesson_button();
3758 3758 
 
@@ -3769,20 +3769,20 @@  discard block
 
 block discarded – undo
3769 3769 
      *
3770 3770 
      * @since 1.9.0
3771 3771 
      */
3772 
-    public static function output_comments(){
3772 
+    public static function output_comments() {
3773 3773
3774 
-        if( ! is_user_logged_in() ){
3774 
+        if ( ! is_user_logged_in()) {
3775 3775 
             return;
3776 3776 
         }
3777 3777
3778 
-        $pre_requisite_complete = Sensei()->lesson->is_prerequisite_complete( get_the_ID(), get_current_user_id() );
3779 
-        $course_id = Sensei()->lesson->get_course_id( get_the_ID() );
3780 
-        $allow_comments = Sensei()->settings->settings[ 'lesson_comments' ];
3781 
-        $user_taking_course = Sensei_Utils::user_started_course($course_id );
3778 
+        $pre_requisite_complete = Sensei()->lesson->is_prerequisite_complete(get_the_ID(), get_current_user_id());
3779 
+        $course_id = Sensei()->lesson->get_course_id(get_the_ID());
3780 
+        $allow_comments = Sensei()->settings->settings['lesson_comments'];
3781 
+        $user_taking_course = Sensei_Utils::user_started_course($course_id);
3782 3782
3783 
-        $lesson_allow_comments = $allow_comments && $pre_requisite_complete  && $user_taking_course;
3783 
+        $lesson_allow_comments = $allow_comments && $pre_requisite_complete && $user_taking_course;
3784 3784
3785 
-        if (  $lesson_allow_comments || is_singular( 'sensei_message' ) ) {
3785 
+        if ($lesson_allow_comments || is_singular('sensei_message')) {
3786 3786
3787 3787 
             comments_template();
3788 3788 
 
@@ -3798,26 +3798,26 @@  discard block
 
 block discarded – undo
3798 3798 
      *
3799 3799 
      * @since 1.9.0
3800 3800 
      */
3801 
-    public static function user_lesson_quiz_status_message( $lesson_id = 0, $user_id = 0){
3801 
+    public static function user_lesson_quiz_status_message($lesson_id = 0, $user_id = 0) {
3802 3802
3803 
-        $lesson_id                 =  empty( $lesson_id ) ?  get_the_ID() : $lesson_id;
3804 
-        $user_id                   = empty( $lesson_id ) ?  get_current_user_id() : $user_id;
3805 
-        $lesson_course_id          = (int) get_post_meta( $lesson_id, '_lesson_course', true );
3806 
-        $quiz_id                   = Sensei()->lesson->lesson_quizzes( $lesson_id );
3807 
-        $has_user_completed_lesson = Sensei_Utils::user_completed_lesson( intval( $lesson_id ), $user_id );
3803 
+        $lesson_id                 = empty($lesson_id) ? get_the_ID() : $lesson_id;
3804 
+        $user_id                   = empty($lesson_id) ? get_current_user_id() : $user_id;
3805 
+        $lesson_course_id          = (int) get_post_meta($lesson_id, '_lesson_course', true);
3806 
+        $quiz_id                   = Sensei()->lesson->lesson_quizzes($lesson_id);
3807 
+        $has_user_completed_lesson = Sensei_Utils::user_completed_lesson(intval($lesson_id), $user_id);
3808 3808
3809 3809
3810 
-        if ( $quiz_id && is_user_logged_in()
3811 
-            && Sensei_Utils::user_started_course( $lesson_course_id, $user_id ) ) {
3810 
+        if ($quiz_id && is_user_logged_in()
3811 
+            && Sensei_Utils::user_started_course($lesson_course_id, $user_id)) {
3812 3812
3813 3813 
             $no_quiz_count = 0;
3814 
-            $has_quiz_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
3814 
+            $has_quiz_questions = get_post_meta($lesson_id, '_quiz_has_questions', true);
3815 3815
3816 3816 
             // Display lesson quiz status message
3817 
-            if ( $has_user_completed_lesson || $has_quiz_questions ) {
3818 
-                $status = Sensei_Utils::sensei_user_quiz_status_message( $lesson_id, $user_id, true );
3819 
-                echo '<div class="sensei-message ' . $status['box_class'] . '">' . $status['message'] . '</div>';
3820 
-                if( $has_quiz_questions ) {
3817 
+            if ($has_user_completed_lesson || $has_quiz_questions) {
3818 
+                $status = Sensei_Utils::sensei_user_quiz_status_message($lesson_id, $user_id, true);
3819 
+                echo '<div class="sensei-message '.$status['box_class'].'">'.$status['message'].'</div>';
3820 
+                if ($has_quiz_questions) {
3821 3821 
                    // echo $status['extra'];
3822 3822 
                 } // End If Statement
3823 3823 
             } // End If Statement
 
@@ -3833,11 +3833,11 @@  discard block
 
 block discarded – undo
3833 3833 
      * @param $content
3834 3834 
      * @return string
3835 3835 
      */
3836 
-    public static function limit_archive_content ( $content ){
3836 
+    public static function limit_archive_content($content) {
3837 3837
3838 
-        if( is_archive('lesson') && Sensei()->settings->get('access_permission') ){
3838 
+        if (is_archive('lesson') && Sensei()->settings->get('access_permission')) {
3839 3839
3840 
-            return wp_trim_words( $content, $num_words = 30, $more = '…' );
3840 
+            return wp_trim_words($content, $num_words = 30, $more = '…');
3841 3841 
         }
3842 3842
3843 3843 
         return $content;
 
@@ -3850,9 +3850,9 @@  discard block
 
 block discarded – undo
3850 3850 
      * @since 1.9.0
3851 3851 
      * @return array
3852 3852 
      */
3853 
-    public static function get_all_lesson_ids(){
3853 
+    public static function get_all_lesson_ids() {
3854 3854
3855 
-        return get_posts( array(
3855 
+        return get_posts(array(
3856 3856 
             'post_type'=>'lesson',
3857 3857 
             'fields'=>'ids',
3858 3858 
             'post_status' => 'publish',
 
@@ -3869,4 +3869,4 @@  discard block
 
 block discarded – undo
3869 3869 
  * @ignore only for backward compatibility
3870 3870 
  * @since 1.9.0
3871 3871 
  */
3872 
-class WooThemes_Sensei_Lesson extends Sensei_Lesson{}
3872 
+class WooThemes_Sensei_Lesson extends Sensei_Lesson {}
Please login to merge, or discard this patch.
includes/class-sensei-utils.php 3 patches
Braces   +41 added lines, -35 removed lines patch added patch discarded remove patch 
@@ -1,5 +1,8 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
2 
+if ( ! defined( 'ABSPATH' ) ) {
3 
+	exit;
4 
+}
5 
+// Exit if accessed directly
3 6
4 7 
 /**
5 8 
  * Sensei Utilities Class
 
@@ -181,8 +184,7 @@  discard block
 
 block discarded – undo
181 184 
 				// ...use a filter to switch the encoding back
182 185 
 				add_filter( 'comments_clauses', array( __CLASS__, 'comment_multiple_status_filter' ) );
183 186 
 			}
184 
-		}
185 
-		else {
187 
+		} else {
186 188 
 			$args['status'] = 'any'; // 'log' == 'sensei_user_answer'
187 189 
 		}
188 190 
 
@@ -307,8 +309,12 @@  discard block
 
 block discarded – undo
307 309 
 				}
308 310
309 311 
 				foreach( $activities as $activity ) {
310 
-					if( '' == $activity->comment_type ) continue;
311 
-					if( strpos( 'sensei_', $activity->comment_type ) != 0 ) continue;
312 
+					if( '' == $activity->comment_type ) {
313 
+						continue;
314 
+					}
315 
+					if( strpos( 'sensei_', $activity->comment_type ) != 0 ) {
316 
+						continue;
317 
+					}
312 318 
 					$dataset_changes = wp_delete_comment( intval( $activity->comment_ID ), true );
313 319 
 					wp_cache_flush();
314 320 
 				}
 
@@ -360,11 +366,13 @@  discard block
 
 block discarded – undo
360 366 
             $emails[] = $user->user_email;
361 367 
         }
362 368
363 
-        if ( is_email( $customer_email ) )
364 
-            $emails[] = $customer_email;
369 
+        if ( is_email( $customer_email ) ) {
370 
+                    $emails[] = $customer_email;
371 
+        }
365 372
366 
-        if ( sizeof( $emails ) == 0 )
367 
-            return false;
373 
+        if ( sizeof( $emails ) == 0 ) {
374 
+                    return false;
375 
+        }
368 376
369 377 
         return Sensei_WC::has_customer_bought_product( $user_id, $product_id );
370 378 
 
@@ -379,7 +387,9 @@  discard block
 
 block discarded – undo
379 387 
 	 */
380 388 
 	public static function sensei_text_editor( $content = '', $editor_id = 'senseitexteditor', $input_name = '' ) {
381 389
382 
-		if( ! $input_name ) $input_name = $editor_id;
390 
+		if( ! $input_name ) {
391 
+			$input_name = $editor_id;
392 
+		}
383 393
384 394 
 		$buttons = 'bold,italic,underline,strikethrough,blockquote,bullist,numlist,justifyleft,justifycenter,justifyright,undo,redo,pastetext';
385 395 
 
@@ -689,8 +699,7 @@  discard block
 
 block discarded – undo
689 699 
 				if ( $has_questions ) {
690 700 
 					$status = 'passed'; // Force a pass
691 701 
 					$metadata['grade'] = 0;
692 
-				}
693 
-				else {
702 
+				} else {
694 703 
 					$status = 'complete';
695 704 
 				}
696 705 
 			}
 
@@ -738,7 +747,9 @@  discard block
 
 block discarded – undo
738 747 
 	public static function sensei_remove_user_from_lesson( $lesson_id = 0, $user_id = 0, $from_course = false ) {
739 748
740 749
741 
-		if( ! $lesson_id ) return false;
750 
+		if( ! $lesson_id ) {
751 
+			return false;
752 
+		}
742 753
743 754 
 		if( intval( $user_id ) == 0 ) {
744 755 
 			$user_id = get_current_user_id();
 
@@ -776,7 +787,9 @@  discard block
 
 block discarded – undo
776 787 
 	public static function sensei_remove_user_from_course( $course_id = 0, $user_id = 0 ) {
777 788
778 789
779 
-		if( ! $course_id ) return false;
790 
+		if( ! $course_id ) {
791 
+			return false;
792 
+		}
780 793
781 794 
 		if( intval( $user_id ) == 0 ) {
782 795 
 			$user_id = get_current_user_id();
 
@@ -844,8 +857,7 @@  discard block
 
 block discarded – undo
844 857 
 		if( $question ) {
845 858 
 			if ( is_object( $question ) ) {
846 859 
 				$user_answer_id = $question->comment_ID;
847 
-			}
848 
-			else {
860 
+			} else {
849 861 
 				if( intval( $user_id ) == 0 ) {
850 862 
 					$user_id = get_current_user_id();
851 863 
 				}
 
@@ -872,8 +884,7 @@  discard block
 
 block discarded – undo
872 884 
 		if( $question ) {
873 885 
 			if ( is_object( $question ) ) {
874 886 
 				$user_answer_id = $question->comment_ID;
875 
-			}
876 
-			else {
887 
+			} else {
877 888 
 				if( intval( $user_id ) == 0 ) {
878 889 
 					$user_id = get_current_user_id();
879 890 
 				}
 
@@ -938,8 +949,7 @@  discard block
 
 block discarded – undo
938 949 
 			if ( !empty($notes) ) {
939 950 
 				$user_lesson_id = WooThemes_Sensei_Utils::sensei_get_activity_value( array( 'post_id' => $question_id, 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID' ) );
940 951 
 				$activity_logged = update_comment_meta( $user_lesson_id, 'answer_note', $notes );
941 
-			}
942 
-			else {
952 
+			} else {
943 953 
 				$activity_logged = true;
944 954 
 			}
945 955 
 		}
 
@@ -1451,8 +1461,7 @@  discard block
 
 block discarded – undo
1451 1461 
 							$lessons_completed++;
1452 1462 
 							break;
1453 1463 
 					}
1454 
-				}
1455 
-				else {
1464 
+				} else {
1456 1465 
 					switch ( $lesson_status->comment_approved ) {
1457 1466 
 						case 'complete': // Lesson has no quiz/questions
1458 1467 
 						case 'graded': // Lesson has quiz, but it's not important what the grade was
 
@@ -1500,11 +1509,9 @@  discard block
 
 block discarded – undo
1500 1509 
 		if( $course ) {
1501 1510 
 			if ( is_object( $course ) && is_a( $course,'WP_Comment') ) {
1502 1511 
 				$user_course_status = $course->comment_approved;
1503 
-			}
1504 
-			elseif ( !is_numeric( $course ) && ! is_a( $course,'WP_Post') ) {
1512 
+			} elseif ( !is_numeric( $course ) && ! is_a( $course,'WP_Post') ) {
1505 1513 
 				$user_course_status = $course;
1506 
-			}
1507 
-			else {
1514 
+			} else {
1508 1515 
 				if( ! $user_id ) {
1509 1516 
 					$user_id = get_current_user_id();
1510 1517 
 				}
 
@@ -1564,11 +1571,9 @@  discard block
 
 block discarded – undo
1564 1571 
 			if ( is_object( $lesson ) ) {
1565 1572 
 				$user_lesson_status = $lesson->comment_approved;
1566 1573 
 				$lesson_id = $lesson->comment_post_ID;
1567 
-			}
1568 
-			elseif ( ! is_numeric( $lesson ) ) {
1574 
+			} elseif ( ! is_numeric( $lesson ) ) {
1569 1575 
 				$user_lesson_status = $lesson;
1570 
-			}
1571 
-			else {
1576 
+			} else {
1572 1577 
 				if( ! $user_id ) {
1573 1578 
 					$user_id = get_current_user_id();
1574 1579 
 				}
 
@@ -1581,8 +1586,7 @@  discard block
 
 block discarded – undo
1581 1586
1582 1587 
 				if ( $_user_lesson_status ) {
1583 1588 
 					$user_lesson_status = $_user_lesson_status->comment_approved;
1584 
-				}
1585 
-				else {
1589 
+				} else {
1586 1590 
 					return false; // No status means not complete
1587 1591 
 				}
1588 1592 
 				$lesson_id = $lesson;
 
@@ -1683,7 +1687,9 @@  discard block
 
 block discarded – undo
1683 1687
1684 1688 
 	public static function user_passed_quiz( $quiz_id = 0, $user_id = 0 ) {
1685 1689
1686 
-		if( ! $quiz_id  ) return false;
1690 
+		if( ! $quiz_id  ) {
1691 
+			return false;
1692 
+		}
1687 1693
1688 1694 
 		if( ! $user_id ) {
1689 1695 
 			$user_id = get_current_user_id();
 
@@ -1921,7 +1927,7 @@  discard block
 
 block discarded – undo
1921 1927 
             $start_function = 'user_start_'.$post_type;
1922 1928 
             $sensei_user_activity_id = self::$start_function( $user_id, $post_id );
1923 1929
1924 
-        }else{
1930 
+        } else{
1925 1931
1926 1932 
             $sensei_user_activity_id = $sensei_user_status->comment_ID;
1927 1933 
 
@@ -2138,7 +2144,7 @@  discard block
 
 block discarded – undo
2138 2144
2139 2145 
             return round( $val, $precision, $mode );
2140 2146
2141 
-        }else{
2147 
+        } else{
2142 2148
2143 2149 
             return round( $val, $precision );
2144 2150
Please login to merge, or discard this patch.
Indentation   +492 added lines, -492 removed lines patch added patch discarded remove patch 
@@ -25,8 +25,8 @@  discard block
 
 block discarded – undo
25 25
26 26 
 	/**
27 27 
 	 * Check if WooCommerce is present.
28 
-     *
29 
-     * @deprecated since 1.9.0 use Sensei_WC::is_woocommerce_present()
28 
+	 *
29 
+	 * @deprecated since 1.9.0 use Sensei_WC::is_woocommerce_present()
30 30 
 	 * @access public
31 31 
 	 * @since  1.0.2
32 32 
 	 * @static
 
@@ -34,14 +34,14 @@  discard block
 
 block discarded – undo
34 34 
 	 */
35 35 
 	public static function sensei_is_woocommerce_present () {
36 36
37 
-        return Sensei_WC::is_woocommerce_present();
37 
+		return Sensei_WC::is_woocommerce_present();
38 38
39 39 
 	} // End sensei_is_woocommerce_present()
40 40
41 41 
 	/**
42 42 
 	 * Check if WooCommerce is active.
43 
-     *
44 
-     * @deprecated since 1.9.0 use Sensei_WC::is_woocommerce_active
43 
+	 *
44 
+	 * @deprecated since 1.9.0 use Sensei_WC::is_woocommerce_active
45 45 
 	 * @access public
46 46 
 	 * @since  1.0.2
47 47 
 	 * @static
 
@@ -186,15 +186,15 @@  discard block
 
 block discarded – undo
186 186 
 			add_filter( 'comments_clauses', array( __CLASS__, 'comment_any_status_filter' ) );
187 187 
 		}
188 188
189 
-        //Get the comments
190 
-        /**
191 
-         * This filter runs inside Sensei_Utils::sensei_check_for_activity
192 
-         *
193 
-         * It runs while getting the comments for the given request.
194 
-         *
195 
-         * @param int|array $comments
196 
-         */
197 
-        $comments = apply_filters('sensei_check_for_activity', get_comments( $args ) );
189 
+		//Get the comments
190 
+		/**
191 
+		 * This filter runs inside Sensei_Utils::sensei_check_for_activity
192 
+		 *
193 
+		 * It runs while getting the comments for the given request.
194 
+		 *
195 
+		 * @param int|array $comments
196 
+		 */
197 
+		$comments = apply_filters('sensei_check_for_activity', get_comments( $args ) );
198 198
199 199 
 		remove_filter( 'comments_clauses', array( __CLASS__, 'comment_multiple_status_filter' ) );
200 200 
 		remove_filter( 'comments_clauses', array( __CLASS__, 'comment_any_status_filter' ) );
 
@@ -279,18 +279,18 @@  discard block
 
 block discarded – undo
279 279 
 		return $dataset_changes;
280 280 
 	} // End sensei_delete_activities()
281 281
282 
-    /**
283 
-     * Delete all activity for specified user
284 
-     * @access public
282 
+	/**
283 
+	 * Delete all activity for specified user
284 
+	 * @access public
285 285 
 	 * @since  1.5.0
286 
-     * @param  integer $user_id User ID
287 
-     * @return boolean
288 
-     */
289 
-    public static function delete_all_user_activity( $user_id = 0 ) {
286 
+	 * @param  integer $user_id User ID
287 
+	 * @return boolean
288 
+	 */
289 
+	public static function delete_all_user_activity( $user_id = 0 ) {
290 290
291 
-    	$dataset_changes = false;
291 
+		$dataset_changes = false;
292 292
293 
-    	if( $user_id ) {
293 
+		if( $user_id ) {
294 294
295 295 
 			$activities = Sensei_Utils::sensei_check_for_activity( array( 'user_id' => $user_id ), true );
296 296 
 
@@ -335,35 +335,35 @@  discard block
 
 block discarded – undo
335 335 
 		return $activity_value;
336 336 
 	} // End sensei_get_activity_value()
337 337
338 
-    /**
339 
-     * Checks if a user (by email) has bought an item.
340 
-     *
341 
-     * @deprecated since 1.9.0 use Sensei_WC::has_customer_bought_product($user_id, $product_id)
342 
-     * @access public
343 
-     * @since  1.0.0
344 
-     * @param  string $customer_email
345 
-     * @param  int $user_id
346 
-     * @param  int $product_id
347 
-     * @return bool
348 
-     */
349 
-    public static function sensei_customer_bought_product ( $customer_email, $user_id, $product_id ) {
338 
+	/**
339 
+	 * Checks if a user (by email) has bought an item.
340 
+	 *
341 
+	 * @deprecated since 1.9.0 use Sensei_WC::has_customer_bought_product($user_id, $product_id)
342 
+	 * @access public
343 
+	 * @since  1.0.0
344 
+	 * @param  string $customer_email
345 
+	 * @param  int $user_id
346 
+	 * @param  int $product_id
347 
+	 * @return bool
348 
+	 */
349 
+	public static function sensei_customer_bought_product ( $customer_email, $user_id, $product_id ) {
350 350
351 
-        $emails = array();
351 
+		$emails = array();
352 352
353 
-        if ( $user_id ) {
354 
-            $user = get_user_by( 'id', intval( $user_id ) );
355 
-            $emails[] = $user->user_email;
356 
-        }
353 
+		if ( $user_id ) {
354 
+			$user = get_user_by( 'id', intval( $user_id ) );
355 
+			$emails[] = $user->user_email;
356 
+		}
357 357
358 
-        if ( is_email( $customer_email ) )
359 
-            $emails[] = $customer_email;
358 
+		if ( is_email( $customer_email ) )
359 
+			$emails[] = $customer_email;
360 360
361 
-        if ( sizeof( $emails ) == 0 )
362 
-            return false;
361 
+		if ( sizeof( $emails ) == 0 )
362 
+			return false;
363 363
364 
-        return Sensei_WC::has_customer_bought_product( $user_id, $product_id );
364 
+		return Sensei_WC::has_customer_bought_product( $user_id, $product_id );
365 365
366 
-    } // End sensei_customer_bought_product()
366 
+	} // End sensei_customer_bought_product()
367 367
368 368 
 	/**
369 369 
 	 * Load the WordPress rich text editor
 
@@ -399,7 +399,7 @@  discard block
 
 block discarded – undo
399 399 
 	/**
400 400 
 	 * Save quiz answers submitted by users
401 401 
 	 * @param  array $submitted User's quiz answers
402 
-     * @param int $user_id
402 
+	 * @param int $user_id
403 403 
 	 * @return boolean            Whether the answers were saved or not
404 404 
 	 */
405 405 
 	public static function sensei_save_quiz_answers( $submitted = array(), $user_id = 0 ) {
 
@@ -468,72 +468,72 @@  discard block
 
 block discarded – undo
468 468
469 469 
 		require_once( ABSPATH . 'wp-admin/includes/admin.php' );
470 470
471 
-        /**
472 
-         * Filter the data array for the Sensei wp_handle_upload function call
473 
-         *
474 
-         * This filter was mainly added for Unit Testing purposes.
475 
-         *
476 
-         * @since 1.7.4
477 
-         *
478 
-         * @param array  $file_upload_args {
479 
-         *      array of current values
480 
-         *
481 
-         *     @type string test_form set to false by default
482 
-         * }
483 
-         */
484 
-        $file_upload_args = apply_filters( 'sensei_file_upload_args', array('test_form' => false ) );
485 
-
486 
-        $file_return = wp_handle_upload( $file, $file_upload_args );
487 
-
488 
-        if( isset( $file_return['error'] ) || isset( $file_return['upload_error_handler'] ) ) {
489 
-            return false;
490 
-        } else {
471 
+		/**
472 
+		 * Filter the data array for the Sensei wp_handle_upload function call
473 
+		 *
474 
+		 * This filter was mainly added for Unit Testing purposes.
475 
+		 *
476 
+		 * @since 1.7.4
477 
+		 *
478 
+		 * @param array  $file_upload_args {
479 
+		 *      array of current values
480 
+		 *
481 
+		 *     @type string test_form set to false by default
482 
+		 * }
483 
+		 */
484 
+		$file_upload_args = apply_filters( 'sensei_file_upload_args', array('test_form' => false ) );
485 
+
486 
+		$file_return = wp_handle_upload( $file, $file_upload_args );
487 
+
488 
+		if( isset( $file_return['error'] ) || isset( $file_return['upload_error_handler'] ) ) {
489 
+			return false;
490 
+		} else {
491 491
492 
-            $filename = $file_return['file'];
492 
+			$filename = $file_return['file'];
493 493
494 
-            $attachment = array(
495 
-                'post_mime_type' => $file_return['type'],
496 
-                'post_title' => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
497 
-                'post_content' => '',
498 
-                'post_status' => 'inherit',
499 
-                'guid' => $file_return['url']
500 
-            );
494 
+			$attachment = array(
495 
+				'post_mime_type' => $file_return['type'],
496 
+				'post_title' => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
497 
+				'post_content' => '',
498 
+				'post_status' => 'inherit',
499 
+				'guid' => $file_return['url']
500 
+			);
501 501
502 
-            $attachment_id = wp_insert_attachment( $attachment, $filename );
502 
+			$attachment_id = wp_insert_attachment( $attachment, $filename );
503 503
504 
-            require_once(ABSPATH . 'wp-admin/includes/image.php');
505 
-            $attachment_data = wp_generate_attachment_metadata( $attachment_id, $filename );
506 
-            wp_update_attachment_metadata( $attachment_id, $attachment_data );
504 
+			require_once(ABSPATH . 'wp-admin/includes/image.php');
505 
+			$attachment_data = wp_generate_attachment_metadata( $attachment_id, $filename );
506 
+			wp_update_attachment_metadata( $attachment_id, $attachment_data );
507 507
508 
-            if( 0 < intval( $attachment_id ) ) {
509 
-            	return $attachment_id;
510 
-            }
511 
-        }
508 
+			if( 0 < intval( $attachment_id ) ) {
509 
+				return $attachment_id;
510 
+			}
511 
+		}
512 512
513 
-        return false;
513 
+		return false;
514 514 
 	}
515 515
516 516 
 	/**
517 517 
 	 * Grade quiz automatically
518 
-     *
519 
-     * This function grades each question automatically if the are auto gradable.
520 
-     * It store all question grades.
521 
-     *
522 
-     * @deprecated since 1.7.4 use WooThemes_Sensei_Grading::grade_quiz_auto instead
523 
-     *
518 
+	 *
519 
+	 * This function grades each question automatically if the are auto gradable.
520 
+	 * It store all question grades.
521 
+	 *
522 
+	 * @deprecated since 1.7.4 use WooThemes_Sensei_Grading::grade_quiz_auto instead
523 
+	 *
524 524 
 	 * @param  integer $quiz_id         ID of quiz
525 525 
 	 * @param  array $submitted questions id ans answers {
526 
-     *          @type int $question_id
527 
-     *          @type mixed $answer
528 
-     * }
526 
+	 *          @type int $question_id
527 
+	 *          @type mixed $answer
528 
+	 * }
529 529 
 	 * @param  integer $total_questions Total questions in quiz (not used)
530 
-     * @param string $quiz_grade_type Optional defaults to auto
531 
-     *
530 
+	 * @param string $quiz_grade_type Optional defaults to auto
531 
+	 *
532 532 
 	 * @return int $quiz_grade total sum of all question grades
533 533 
 	 */
534 534 
 	public static function sensei_grade_quiz_auto( $quiz_id = 0, $submitted = array(), $total_questions = 0, $quiz_grade_type = 'auto' ) {
535 535
536 
-        return Sensei_Grading::grade_quiz_auto( $quiz_id, $submitted, $total_questions, $quiz_grade_type );
536 
+		return Sensei_Grading::grade_quiz_auto( $quiz_id, $submitted, $total_questions, $quiz_grade_type );
537 537
538 538 
 	} // End sensei_grade_quiz_auto()
539 539 
 
@@ -542,7 +542,7 @@  discard block
 
 block discarded – undo
542 542 
 	 * @param  integer $quiz_id ID of quiz
543 543 
 	 * @param  integer $grade   Grade received
544 544 
 	 * @param  integer $user_id ID of user being graded
545 
-     * @param  string $quiz_grade_type default 'auto'
545 
+	 * @param  string $quiz_grade_type default 'auto'
546 546 
 	 * @return boolean
547 547 
 	 */
548 548 
 	public static function sensei_grade_quiz( $quiz_id = 0, $grade = 0, $user_id = 0, $quiz_grade_type = 'auto' ) {
 
@@ -566,21 +566,21 @@  discard block
 
 block discarded – undo
566 566
567 567 
 	/**
568 568 
 	 * Grade question automatically
569 
-     *
570 
-     * This function checks the question typ and then grades it accordingly.
571 
-     *
572 
-     * @deprecated since 1.7.4 use WooThemes_Sensei_Grading::grade_question_auto instead
573 
-     *
569 
+	 *
570 
+	 * This function checks the question typ and then grades it accordingly.
571 
+	 *
572 
+	 * @deprecated since 1.7.4 use WooThemes_Sensei_Grading::grade_question_auto instead
573 
+	 *
574 574 
 	 * @param integer $question_id
575 
-     * @param string $question_type of the standard Sensei question types
575 
+	 * @param string $question_type of the standard Sensei question types
576 576 
 	 * @param string $answer
577 
-     * @param int $user_id
578 
-     *
577 
+	 * @param int $user_id
578 
+	 *
579 579 
 	 * @return int $question_grade
580 580 
 	 */
581 581 
 	public static function sensei_grade_question_auto( $question_id = 0, $question_type = '', $answer = '', $user_id = 0 ) {
582 582
583 
-       return  WooThemes_Sensei_Grading::grade_question_auto( $question_id, $question_type, $answer, $user_id  );
583 
+	   return  WooThemes_Sensei_Grading::grade_question_auto( $question_id, $question_type, $answer, $user_id  );
584 584
585 585 
 	} // end sensei_grade_question_auto
586 586 
 
@@ -588,7 +588,7 @@  discard block
 
 block discarded – undo
588 588 
 	 * Grade question
589 589 
 	 * @param  integer $question_id ID of question
590 590 
 	 * @param  integer $grade       Grade received
591 
-     * @param int $user_id
591 
+	 * @param int $user_id
592 592 
 	 * @return boolean
593 593 
 	 */
594 594 
 	public static function sensei_grade_question( $question_id = 0, $grade = 0, $user_id = 0 ) {
 
@@ -627,35 +627,35 @@  discard block
 
 block discarded – undo
627 627 
 	}
628 628
629 629
630 
-    /**
631 
-     * Alias to Woothemes_Sensei_Utils::sensei_start_lesson
632 
-     *
633 
-     * @since 1.7.4
634 
-     *
635 
-     * @param integer $user_id
636 
-     * @param integer $lesson_id
637 
-     * @param bool $complete
638 
-     *
639 
-     * @return mixed boolean or comment_ID
640 
-     */
641 
-    public static function user_start_lesson(  $user_id = 0, $lesson_id = 0, $complete = false ) {
630 
+	/**
631 
+	 * Alias to Woothemes_Sensei_Utils::sensei_start_lesson
632 
+	 *
633 
+	 * @since 1.7.4
634 
+	 *
635 
+	 * @param integer $user_id
636 
+	 * @param integer $lesson_id
637 
+	 * @param bool $complete
638 
+	 *
639 
+	 * @return mixed boolean or comment_ID
640 
+	 */
641 
+	public static function user_start_lesson(  $user_id = 0, $lesson_id = 0, $complete = false ) {
642 642
643 
-        return self::sensei_start_lesson( $lesson_id, $user_id, $complete );
643 
+		return self::sensei_start_lesson( $lesson_id, $user_id, $complete );
644 644
645 
-    }// end user_start_lesson()
645 
+	}// end user_start_lesson()
646 646
647 647 
 	/**
648 648 
 	 * Mark a lesson as started for user
649 
-     *
650 
-     * Will also start the lesson course for the user if the user hans't started taking it already.
651 
-     *
652 
-     * @since 1.6.0
653 
-     *
649 
+	 *
650 
+	 * Will also start the lesson course for the user if the user hans't started taking it already.
651 
+	 *
652 
+	 * @since 1.6.0
653 
+	 *
654 654 
 	 * @param  integer $lesson_id ID of lesson
655 655 
 	 * @param int| string $user_id default 0
656 
-     * @param bool $complete default false
657 
-     *
658 
-     * @return mixed boolean or comment_ID
656 
+	 * @param bool $complete default false
657 
+	 *
658 
+	 * @return mixed boolean or comment_ID
659 659 
 	 */
660 660 
 	public static function sensei_start_lesson( $lesson_id = 0, $user_id = 0, $complete = false ) {
661 661 
 
@@ -701,21 +701,21 @@  discard block
 
 block discarded – undo
701 701 
 				$metadata['start'] = current_time('mysql');
702 702 
 				$activity_logged = Sensei_Utils::update_lesson_status( $user_id, $lesson_id, $status, $metadata );
703 703
704 
-            } else {
704 
+			} else {
705 705
706 
-                // if users is already taking the lesson  and the status changes to complete update it
707 
-                $current_user_activity = get_comment($activity_logged);
708 
-                if( $status=='complete' &&
709 
-                    $status != $current_user_activity->comment_approved  ){
706 
+				// if users is already taking the lesson  and the status changes to complete update it
707 
+				$current_user_activity = get_comment($activity_logged);
708 
+				if( $status=='complete' &&
709 
+					$status != $current_user_activity->comment_approved  ){
710 710
711 
-                    $comment = array();
712 
-                    $comment['comment_ID'] = $activity_logged;
713 
-                    $comment['comment_approved'] = $status;
714 
-                    wp_update_comment( $comment );
711 
+					$comment = array();
712 
+					$comment['comment_ID'] = $activity_logged;
713 
+					$comment['comment_approved'] = $status;
714 
+					wp_update_comment( $comment );
715 715
716 
-                }
716 
+				}
717 717
718 
-            }
718 
+			}
719 719
720 720 
 			if ( $complete ) {
721 721 
 				// Run this *after* the lesson status has been created/updated
 
@@ -861,7 +861,7 @@  discard block
 
 block discarded – undo
861 861 
 	/**
862 862 
 	 * Returns the answer_notes for a specific question and user, or sensei_user_answer entry
863 863 
 	 *
864 
-     * @deprecated since 1.7.5 use Sensei()->quiz->get_user_question_feedback instead
864 
+	 * @deprecated since 1.7.5 use Sensei()->quiz->get_user_question_feedback instead
865 865 
 	 * @param mixed $question
866 866 
 	 * @param int $user_id
867 867 
 	 * @return string
 
@@ -921,7 +921,7 @@  discard block
 
 block discarded – undo
921 921 
 	 * Add answer notes to question
922 922 
 	 * @param  integer $question_id ID of question
923 923 
 	 * @param  integer $user_id     ID of user
924 
-     * @param string $notes
924 
+	 * @param string $notes
925 925 
 	 * @return boolean
926 926 
 	 */
927 927 
 	public static function sensei_add_answer_notes( $question_id = 0, $user_id = 0, $notes = '' ) {
 
@@ -979,17 +979,17 @@  discard block
 
 block discarded – undo
979 979 
 	 * @return void
980 980 
 	 */
981 981 
 	public static function sort_array_by_key( $array, $key ) {
982 
-	    $sorter = array();
983 
-	    $ret = array();
984 
-	    reset( $array );
985 
-	    foreach ( $array as $ii => $va ) {
986 
-	        $sorter[$ii] = $va[$key];
987 
-	    } // End For Loop
988 
-	    asort( $sorter );
989 
-	    foreach ( $sorter as $ii => $va ) {
990 
-	        $ret[$ii] = $array[$ii];
991 
-	    } // End For Loop
992 
-	    $array = $ret;
982 
+		$sorter = array();
983 
+		$ret = array();
984 
+		reset( $array );
985 
+		foreach ( $array as $ii => $va ) {
986 
+			$sorter[$ii] = $va[$key];
987 
+		} // End For Loop
988 
+		asort( $sorter );
989 
+		foreach ( $sorter as $ii => $va ) {
990 
+			$ret[$ii] = $array[$ii];
991 
+		} // End For Loop
992 
+		$array = $ret;
993 993 
 	} // End sort_array_by_key()
994 994
995 995 
 	/**
 
@@ -1002,21 +1002,21 @@  discard block
 
 block discarded – undo
1002 1002 
 		$questions_array = array();
1003 1003 
 		if ( 0 < $quiz_id ) {
1004 1004 
 			$question_args = array( 'post_type'         => 'question',
1005 
-                                    'posts_per_page'       => -1,
1006 
-                                    'orderby'           => 'ID',
1007 
-                                    'order'             => 'ASC',
1008 
-                                    'meta_query'		=> array(
1005 
+									'posts_per_page'       => -1,
1006 
+									'orderby'           => 'ID',
1007 
+									'order'             => 'ASC',
1008 
+									'meta_query'		=> array(
1009 1009 
 										array(
1010 1010 
 											'key'       => '_quiz_id',
1011 1011 
 											'value'     => $quiz_id,
1012 1012 
 										)
1013 1013 
 									),
1014 
-                                    'post_status'       => 'any',
1015 
-                                    'suppress_filters'  => 0
1016 
-                                );
1017 
-            $questions_array = get_posts( $question_args );
1018 
-        } // End If Statement
1019 
-        return $questions_array;
1014 
+									'post_status'       => 'any',
1015 
+									'suppress_filters'  => 0
1016 
+								);
1017 
+			$questions_array = get_posts( $question_args );
1018 
+		} // End If Statement
1019 
+		return $questions_array;
1020 1020 
 	} // End lesson_quiz_questions()
1021 1021
1022 1022 
 	/**
 
@@ -1174,7 +1174,7 @@  discard block
 
 block discarded – undo
1174 1174 
 	 * Set the status message displayed to the user for a quiz
1175 1175 
 	 * @param  integer $lesson_id ID of quiz lesson
1176 1176 
 	 * @param  integer $user_id   ID of user
1177 
-     * @param  bool $is_lesson
1177 
+	 * @param  bool $is_lesson
1178 1178 
 	 * @return array              Status code and message
1179 1179 
 	 */
1180 1180 
 	public static function sensei_user_quiz_status_message( $lesson_id = 0, $user_id = 0, $is_lesson = false ) {
 
@@ -1257,20 +1257,20 @@  discard block
 
 block discarded – undo
1257 1257 
 					}
1258 1258 
 				}
1259 1259
1260 
-                // add next lesson button
1261 
-                $nav_id_array = sensei_get_prev_next_lessons( $lesson_id );
1262 
-                $next_lesson_id = absint( $nav_id_array['next_lesson'] );
1260 
+				// add next lesson button
1261 
+				$nav_id_array = sensei_get_prev_next_lessons( $lesson_id );
1262 
+				$next_lesson_id = absint( $nav_id_array['next_lesson'] );
1263 1263
1264 
-                // Output HTML
1265 
-                if ( ( 0 < $next_lesson_id ) ) {
1266 
-                    $message .= ' ' . '<a class="next-lesson" href="' . esc_url( get_permalink( $next_lesson_id ) )
1267 
-                                . '" rel="next"><span class="meta-nav"></span>'. __( 'Next Lesson' ,'woothemes-sensei')
1268 
-                                .'</a>';
1264 
+				// Output HTML
1265 
+				if ( ( 0 < $next_lesson_id ) ) {
1266 
+					$message .= ' ' . '<a class="next-lesson" href="' . esc_url( get_permalink( $next_lesson_id ) )
1267 
+								. '" rel="next"><span class="meta-nav"></span>'. __( 'Next Lesson' ,'woothemes-sensei')
1268 
+								.'</a>';
1269 1269
1270 
-                }
1270 
+				}
1271 1271
1272 1272 
 			}
1273 
-            // Lesson/Quiz not complete
1273 
+			// Lesson/Quiz not complete
1274 1274 
 			else {
1275 1275 
 				// Lesson/Quiz isn't "complete" instead it's ungraded (previously this "state" meant that it *was* complete)
1276 1276 
 				if ( isset( $user_lesson_status->comment_approved ) && 'ungraded' == $user_lesson_status->comment_approved ) {
 
@@ -1310,7 +1310,7 @@  discard block
 
 block discarded – undo
1310 1310 
 		$message = apply_filters( 'sensei_user_quiz_status_' . $status, $message );
1311 1311
1312 1312 
 		if( $is_lesson && ! in_array( $status, array( 'login_required', 'not_started_course' ) ) ) {
1313 
-            $quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
1313 
+			$quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
1314 1314 
 			$extra = '<p><a class="button" href="' . esc_url( get_permalink( $quiz_id ) ) . '" title="' .  __( 'View the lesson quiz', 'woothemes-sensei' ) . '">' .  __( 'View the lesson quiz', 'woothemes-sensei' )  . '</a></p>';
1315 1315 
 		}
1316 1316 
 
@@ -1368,9 +1368,9 @@  discard block
 
 block discarded – undo
1368 1368 
 				$user_id = get_current_user_id();
1369 1369 
 			}
1370 1370
1371 
-            if( ! $user_id > 0 ){
1372 
-                return false;
1373 
-            }
1371 
+			if( ! $user_id > 0 ){
1372 
+				return false;
1373 
+			}
1374 1374
1375 1375 
 			$user_course_status_id = Sensei_Utils::sensei_get_activity_value( array( 'post_id' => $course_id, 'user_id' => $user_id, 'type' => 'sensei_course_status', 'field' => 'comment_ID' ) );
1376 1376 
 			if( $user_course_status_id ) {
 
@@ -1494,7 +1494,7 @@  discard block
 
 block discarded – undo
1494 1494 
 	 * Check if a user has completed a course or not
1495 1495 
 	 *
1496 1496 
 	 * @param int | WP_Post | WP_Comment $course course_id or sensei_course_status entry
1497 
-     *
1497 
+	 *
1498 1498 
 	 * @param int $user_id
1499 1499 
 	 * @return boolean
1500 1500 
 	 */
 
@@ -1512,14 +1512,14 @@  discard block
 
 block discarded – undo
1512 1512 
 					$user_id = get_current_user_id();
1513 1513 
 				}
1514 1514
1515 
-                if( is_a( $course, 'WP_Post' ) ){
1516 
-                    $course =   $course->ID;
1517 
-                }
1515 
+				if( is_a( $course, 'WP_Post' ) ){
1516 
+					$course =   $course->ID;
1517 
+				}
1518 1518
1519 1519 
 				$user_course_status = Sensei_Utils::user_course_status( $course , $user_id );
1520 1520 
 				if( isset( $user_course_status->comment_approved ) ){
1521 
-                    $user_course_status = $user_course_status->comment_approved;
1522 
-                }
1521 
+					$user_course_status = $user_course_status->comment_approved;
1522 
+				}
1523 1523
1524 1524 
 			}
1525 1525 
 			if( $user_course_status && 'complete' == $user_course_status ) {
 
@@ -1544,11 +1544,11 @@  discard block
 
 block discarded – undo
1544 1544 
 				$user_id = get_current_user_id();
1545 1545 
 			}
1546 1546
1547 
-            $activity_args = array(
1548 
-                'post_id' => $lesson_id,
1549 
-                'user_id' => $user_id,
1550 
-                'type' => 'sensei_lesson_status',
1551 
-                'field' => 'comment_ID' );
1547 
+			$activity_args = array(
1548 
+				'post_id' => $lesson_id,
1549 
+				'user_id' => $user_id,
1550 
+				'type' => 'sensei_lesson_status',
1551 
+				'field' => 'comment_ID' );
1552 1552
1553 1553 
 			$user_lesson_status_id = Sensei_Utils::sensei_get_activity_value( $activity_args );
1554 1554 
 			if( $user_lesson_status_id ) {
 
@@ -1561,7 +1561,7 @@  discard block
 
 block discarded – undo
1561 1561 
 	/**
1562 1562 
 	 * Check if a user has completed a lesson or not
1563 1563 
 	 *
1564 
-     * @uses  Sensei()
1564 
+	 * @uses  Sensei()
1565 1565 
 	 * @param mixed $lesson lesson_id or sensei_lesson_status entry
1566 1566 
 	 * @param int $user_id
1567 1567 
 	 * @return boolean
 
@@ -1582,10 +1582,10 @@  discard block
 
 block discarded – undo
1582 1582 
 					$user_id = get_current_user_id();
1583 1583 
 				}
1584 1584
1585 
-                // the user is not logged in
1586 
-                if( ! $user_id > 0 ){
1587 
-                    return false;
1588 
-                }
1585 
+				// the user is not logged in
1586 
+				if( ! $user_id > 0 ){
1587 
+					return false;
1588 
+				}
1589 1589 
 				$_user_lesson_status = Sensei_Utils::user_lesson_status( $lesson, $user_id );
1590 1590
1591 1591 
 				if ( $_user_lesson_status ) {
 
@@ -1664,9 +1664,9 @@  discard block
 
 block discarded – undo
1664 1664 
 	 */
1665 1665 
 	public static function user_lesson_status( $lesson_id = 0, $user_id = 0 ) {
1666 1666
1667 
-        if( ! $user_id ) {
1668 
-            $user_id = get_current_user_id();
1669 
-        }
1667 
+		if( ! $user_id ) {
1668 
+			$user_id = get_current_user_id();
1669 
+		}
1670 1670
1671 1671 
 		if( $lesson_id > 0 && $user_id > 0 ) {
1672 1672 
 
@@ -1717,12 +1717,12 @@  discard block
 
 block discarded – undo
1717 1717 
 	 * Sets the status for the lesson
1718 1718 
 	 *
1719 1719 
 	 * @since  1.7.0
1720 
-     *
1720 
+	 *
1721 1721 
 	 * @param int|string $user_id
1722 1722 
 	 * @param int|string $lesson_id
1723 1723 
 	 * @param string $status
1724 1724 
 	 * @param array $metadata
1725 
-     *
1725 
+	 *
1726 1726 
 	 * @return mixed false or comment_ID
1727 1727 
 	 */
1728 1728 
 	public static function update_lesson_status( $user_id, $lesson_id, $status = 'in-progress', $metadata = array() ) {
 
@@ -1838,7 +1838,7 @@  discard block
 
 block discarded – undo
1838 1838 
 	/**
1839 1839 
 	 * Adjust the comment query to be faster on the database, used by Analysis admin
1840 1840 
 	 * @since  1.7.0
1841 
-     * @param array $pieces
1841 
+	 * @param array $pieces
1842 1842 
 	 * @return array $pieces
1843 1843 
 	 */
1844 1844 
 	public static function comment_total_sum_meta_value_filter( $pieces ) {
 
@@ -1873,360 +1873,360 @@  discard block
 
 block discarded – undo
1873 1873 
 		return $pieces;
1874 1874 
 	}
1875 1875
1876 
-    /**
1877 
-     *
1878 
-     * Alias to Woothemes_Sensei_Utils::update_user_data
1879 
-     * @since 1.7.4
1880 
-     *
1881 
-     * @param string $data_key maximum 39 characters allowed
1882 
-     * @param int $post_id
1883 
-     * @param mixed $value
1884 
-     * @param int $user_id
1885 
-     *
1886 
-     * @return bool $success
1887 
-     */
1888 
-    public static function add_user_data( $data_key, $post_id , $value = '' , $user_id = 0  ){
1889 
-
1890 
-        return self::update_user_data( $data_key, $post_id, $value , $user_id );
1891 
-
1892 
-    }// end add_user_data
1893 
-
1894 
-    /**
1895 
-     * add user specific data to the passed in sensei post type id
1896 
-     *
1897 
-     * This function saves comment meta on the users current status. If no status is available
1898 
-     * status will be created. It only operates on the available sensei Post types: course, lesson, quiz.
1899 
-     *
1900 
-     * @since 1.7.4
1901 
-     *
1902 
-     * @param string $data_key maximum 39 characters allowed
1903 
-     * @param int $post_id
1904 
-     * @param mixed $value
1905 
-     * @param int $user_id
1906 
-     *
1907 
-     * @return bool $success
1908 
-     */
1909 
-    public static function update_user_data( $data_key, $post_id, $value = '' , $user_id = 0  ){
1910 
-
1911 
-        if( ! ( $user_id > 0 ) ){
1912 
-            $user_id = get_current_user_id();
1913 
-        }
1914 
-
1915 
-        $supported_post_types = array( 'course', 'lesson' );
1916 
-        $post_type = get_post_type( $post_id );
1917 
-        if( empty( $post_id ) || empty( $data_key )
1918 
-            || ! is_int( $post_id ) || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
1919 
-            || !get_userdata( $user_id )
1920 
-            || ! in_array( $post_type, $supported_post_types )  ){
1921 
-
1922 
-            return false;
1923 
-        }
1924 
-
1925 
-        // check if there and existing Sensei status on this post type if not create it
1926 
-        // and get the  activity ID
1927 
-        $status_function = 'user_'.$post_type.'_status';
1928 
-        $sensei_user_status = self::$status_function( $post_id ,$user_id  );
1929 
-        if( ! isset( $sensei_user_status->comment_ID ) ){
1930 
-
1931 
-            $start_function = 'user_start_'.$post_type;
1932 
-            $sensei_user_activity_id = self::$start_function( $user_id, $post_id );
1933 
-
1934 
-        }else{
1935 
-
1936 
-            $sensei_user_activity_id = $sensei_user_status->comment_ID;
1937 
-
1938 
-        }
1939 
-
1940 
-        // store the data
1941 
-        $success = update_comment_meta( $sensei_user_activity_id, $data_key, $value );
1942 
-
1943 
-       return $success;
1944 
-
1945 
-    }//update_user_data
1946 
-
1947 
-    /**
1948 
-     * Get the user data stored on the passed in post type
1949 
-     *
1950 
-     * This function gets the comment meta on the lesson or course status
1951 
-     *
1952 
-     * @since 1.7.4
1953 
-     *
1954 
-     * @param $data_key
1955 
-     * @param $post_id
1956 
-     * @param int $user_id
1957 
-     *
1958 
-     * @return mixed $user_data_value
1959 
-     */
1960 
-    public static function get_user_data( $data_key, $post_id, $user_id = 0  ){
1961 
-
1962 
-        $user_data_value = true;
1963 
-
1964 
-        if( ! ( $user_id > 0 ) ){
1965 
-            $user_id = get_current_user_id();
1966 
-        }
1967 
-
1968 
-        $supported_post_types = array( 'course', 'lesson' );
1969 
-        $post_type = get_post_type( $post_id );
1970 
-        if( empty( $post_id ) || empty( $data_key )
1971 
-            || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
1972 
-            || ! get_userdata( $user_id )
1973 
-            || !in_array( $post_type, $supported_post_types )  ){
1974 
-
1975 
-            return false;
1976 
-        }
1977 
-
1978 
-        // check if there and existing Sensei status on this post type if not create it
1979 
-        // and get the  activity ID
1980 
-        $status_function = 'user_'.$post_type.'_status';
1981 
-        $sensei_user_status = self::$status_function( $post_id ,$user_id  );
1982 
-        if( ! isset( $sensei_user_status->comment_ID ) ){
1983 
-            return false;
1984 
-        }
1985 
-
1986 
-        $sensei_user_activity_id = $sensei_user_status->comment_ID;
1987 
-        $user_data_value = get_comment_meta( $sensei_user_activity_id , $data_key, true );
1988 
-
1989 
-        return $user_data_value;
1990 
-
1991 
-    }// end get_user_data
1992 
-
1993 
-    /**
1994 
-     * Delete the Sensei user data for the given key, Sensei post type and user combination.
1995 
-     *
1996 
-     * @param int $data_key
1997 
-     * @param int $post_id
1998 
-     * @param int $user_id
1999 
-     *
2000 
-     * @return bool $deleted
2001 
-     */
2002 
-    public static function delete_user_data( $data_key, $post_id , $user_id ){
2003 
-        $deleted = true;
1876 
+	/**
1877 
+	 *
1878 
+	 * Alias to Woothemes_Sensei_Utils::update_user_data
1879 
+	 * @since 1.7.4
1880 
+	 *
1881 
+	 * @param string $data_key maximum 39 characters allowed
1882 
+	 * @param int $post_id
1883 
+	 * @param mixed $value
1884 
+	 * @param int $user_id
1885 
+	 *
1886 
+	 * @return bool $success
1887 
+	 */
1888 
+	public static function add_user_data( $data_key, $post_id , $value = '' , $user_id = 0  ){
1889 
+
1890 
+		return self::update_user_data( $data_key, $post_id, $value , $user_id );
1891 
+
1892 
+	}// end add_user_data
1893 
+
1894 
+	/**
1895 
+	 * add user specific data to the passed in sensei post type id
1896 
+	 *
1897 
+	 * This function saves comment meta on the users current status. If no status is available
1898 
+	 * status will be created. It only operates on the available sensei Post types: course, lesson, quiz.
1899 
+	 *
1900 
+	 * @since 1.7.4
1901 
+	 *
1902 
+	 * @param string $data_key maximum 39 characters allowed
1903 
+	 * @param int $post_id
1904 
+	 * @param mixed $value
1905 
+	 * @param int $user_id
1906 
+	 *
1907 
+	 * @return bool $success
1908 
+	 */
1909 
+	public static function update_user_data( $data_key, $post_id, $value = '' , $user_id = 0  ){
1910 
+
1911 
+		if( ! ( $user_id > 0 ) ){
1912 
+			$user_id = get_current_user_id();
1913 
+		}
1914 
+
1915 
+		$supported_post_types = array( 'course', 'lesson' );
1916 
+		$post_type = get_post_type( $post_id );
1917 
+		if( empty( $post_id ) || empty( $data_key )
1918 
+			|| ! is_int( $post_id ) || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
1919 
+			|| !get_userdata( $user_id )
1920 
+			|| ! in_array( $post_type, $supported_post_types )  ){
1921 
+
1922 
+			return false;
1923 
+		}
1924 
+
1925 
+		// check if there and existing Sensei status on this post type if not create it
1926 
+		// and get the  activity ID
1927 
+		$status_function = 'user_'.$post_type.'_status';
1928 
+		$sensei_user_status = self::$status_function( $post_id ,$user_id  );
1929 
+		if( ! isset( $sensei_user_status->comment_ID ) ){
1930 
+
1931 
+			$start_function = 'user_start_'.$post_type;
1932 
+			$sensei_user_activity_id = self::$start_function( $user_id, $post_id );
1933 
+
1934 
+		}else{
1935 
+
1936 
+			$sensei_user_activity_id = $sensei_user_status->comment_ID;
1937 
+
1938 
+		}
1939 
+
1940 
+		// store the data
1941 
+		$success = update_comment_meta( $sensei_user_activity_id, $data_key, $value );
1942 
+
1943 
+	   return $success;
1944 
+
1945 
+	}//update_user_data
1946 
+
1947 
+	/**
1948 
+	 * Get the user data stored on the passed in post type
1949 
+	 *
1950 
+	 * This function gets the comment meta on the lesson or course status
1951 
+	 *
1952 
+	 * @since 1.7.4
1953 
+	 *
1954 
+	 * @param $data_key
1955 
+	 * @param $post_id
1956 
+	 * @param int $user_id
1957 
+	 *
1958 
+	 * @return mixed $user_data_value
1959 
+	 */
1960 
+	public static function get_user_data( $data_key, $post_id, $user_id = 0  ){
1961 
+
1962 
+		$user_data_value = true;
1963 
+
1964 
+		if( ! ( $user_id > 0 ) ){
1965 
+			$user_id = get_current_user_id();
1966 
+		}
1967 
+
1968 
+		$supported_post_types = array( 'course', 'lesson' );
1969 
+		$post_type = get_post_type( $post_id );
1970 
+		if( empty( $post_id ) || empty( $data_key )
1971 
+			|| ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
1972 
+			|| ! get_userdata( $user_id )
1973 
+			|| !in_array( $post_type, $supported_post_types )  ){
2004 1974
2005 
-        if( ! ( $user_id > 0 ) ){
2006 
-            $user_id = get_current_user_id();
2007 
-        }
1975 
+			return false;
1976 
+		}
2008 1977
2009 
-        $supported_post_types = array( 'course', 'lesson' );
2010 
-        $post_type = get_post_type( $post_id );
2011 
-        if( empty( $post_id ) || empty( $data_key )
2012 
-            || ! is_int( $post_id ) || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
2013 
-            || ! get_userdata( $user_id )
2014 
-            || !in_array( $post_type, $supported_post_types )  ){
1978 
+		// check if there and existing Sensei status on this post type if not create it
1979 
+		// and get the  activity ID
1980 
+		$status_function = 'user_'.$post_type.'_status';
1981 
+		$sensei_user_status = self::$status_function( $post_id ,$user_id  );
1982 
+		if( ! isset( $sensei_user_status->comment_ID ) ){
1983 
+			return false;
1984 
+		}
2015 1985
2016 
-            return false;
2017 
-        }
1986 
+		$sensei_user_activity_id = $sensei_user_status->comment_ID;
1987 
+		$user_data_value = get_comment_meta( $sensei_user_activity_id , $data_key, true );
1988 
+
1989 
+		return $user_data_value;
1990 
+
1991 
+	}// end get_user_data
1992 
+
1993 
+	/**
1994 
+	 * Delete the Sensei user data for the given key, Sensei post type and user combination.
1995 
+	 *
1996 
+	 * @param int $data_key
1997 
+	 * @param int $post_id
1998 
+	 * @param int $user_id
1999 
+	 *
2000 
+	 * @return bool $deleted
2001 
+	 */
2002 
+	public static function delete_user_data( $data_key, $post_id , $user_id ){
2003 
+		$deleted = true;
2004 
+
2005 
+		if( ! ( $user_id > 0 ) ){
2006 
+			$user_id = get_current_user_id();
2007 
+		}
2008 
+
2009 
+		$supported_post_types = array( 'course', 'lesson' );
2010 
+		$post_type = get_post_type( $post_id );
2011 
+		if( empty( $post_id ) || empty( $data_key )
2012 
+			|| ! is_int( $post_id ) || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
2013 
+			|| ! get_userdata( $user_id )
2014 
+			|| !in_array( $post_type, $supported_post_types )  ){
2015 
+
2016 
+			return false;
2017 
+		}
2018 2018
2019 
-        // check if there and existing Sensei status on this post type if not create it
2020 
-        // and get the  activity ID
2021 
-        $status_function = 'user_'.$post_type.'_status';
2022 
-        $sensei_user_status = self::$status_function( $post_id ,$user_id  );
2023 
-        if( ! isset( $sensei_user_status->comment_ID ) ){
2024 
-            return false;
2025 
-        }
2019 
+		// check if there and existing Sensei status on this post type if not create it
2020 
+		// and get the  activity ID
2021 
+		$status_function = 'user_'.$post_type.'_status';
2022 
+		$sensei_user_status = self::$status_function( $post_id ,$user_id  );
2023 
+		if( ! isset( $sensei_user_status->comment_ID ) ){
2024 
+			return false;
2025 
+		}
2026 2026
2027 
-        $sensei_user_activity_id = $sensei_user_status->comment_ID;
2028 
-        $deleted = delete_comment_meta( $sensei_user_activity_id , $data_key );
2027 
+		$sensei_user_activity_id = $sensei_user_status->comment_ID;
2028 
+		$deleted = delete_comment_meta( $sensei_user_activity_id , $data_key );
2029 2029
2030 
-        return $deleted;
2030 
+		return $deleted;
2031 2031
2032 
-    }// end delete_user_data
2032 
+	}// end delete_user_data
2033 2033
2034 2034
2035 
-    /**
2036 
-     * The function creates a drop down. Never write up a Sensei select statement again.
2037 
-     *
2038 
-     * @since 1.8.0
2039 
-     *
2040 
-     * @param string $selected_value
2041 
-     * @param $options{
2042 
-     *    @type string $value the value saved in the database
2043 
-     *    @type string $option what the user will see in the list of items
2044 
-     * }
2045 
-     * @param array $attributes{
2046 
-     *   @type string $attribute  type such name or id etc.
2047 
-     *  @type string $value
2048 
-     * }
2049 
-     * @param bool $enable_none_option
2050 
-     *
2051 
-     * @return string $drop_down_element
2052 
-     */
2053 
-    public static function generate_drop_down( $selected_value, $options = array() , $attributes = array(), $enable_none_option = true ) {
2035 
+	/**
2036 
+	 * The function creates a drop down. Never write up a Sensei select statement again.
2037 
+	 *
2038 
+	 * @since 1.8.0
2039 
+	 *
2040 
+	 * @param string $selected_value
2041 
+	 * @param $options{
2042 
+	 *    @type string $value the value saved in the database
2043 
+	 *    @type string $option what the user will see in the list of items
2044 
+	 * }
2045 
+	 * @param array $attributes{
2046 
+	 *   @type string $attribute  type such name or id etc.
2047 
+	 *  @type string $value
2048 
+	 * }
2049 
+	 * @param bool $enable_none_option
2050 
+	 *
2051 
+	 * @return string $drop_down_element
2052 
+	 */
2053 
+	public static function generate_drop_down( $selected_value, $options = array() , $attributes = array(), $enable_none_option = true ) {
2054 2054
2055 
-        $drop_down_element = '';
2055 
+		$drop_down_element = '';
2056 2056
2057 
-        // setup the basic attributes
2058 
-        if( !isset( $attributes['name'] ) || empty( $attributes['name']  ) ) {
2057 
+		// setup the basic attributes
2058 
+		if( !isset( $attributes['name'] ) || empty( $attributes['name']  ) ) {
2059 2059
2060 
-            $attributes['name'] = 'sensei-options';
2060 
+			$attributes['name'] = 'sensei-options';
2061 2061
2062 
-        }
2062 
+		}
2063 2063
2064 
-        if( !isset( $attributes['id'] ) || empty( $attributes['id']  ) ) {
2064 
+		if( !isset( $attributes['id'] ) || empty( $attributes['id']  ) ) {
2065 2065
2066 
-            $attributes['id'] = 'sensei-options';
2066 
+			$attributes['id'] = 'sensei-options';
2067 2067
2068 
-        }
2068 
+		}
2069 2069
2070 
-        if( !isset( $attributes['class'] ) || empty( $attributes['class']  ) ) {
2070 
+		if( !isset( $attributes['class'] ) || empty( $attributes['class']  ) ) {
2071 2071
2072 
-            $attributes['class'] ='chosen_select widefat';
2072 
+			$attributes['class'] ='chosen_select widefat';
2073 2073
2074 
-        }
2074 
+		}
2075 2075
2076 
-        // create element attributes
2077 
-        $combined_attributes = '';
2078 
-        foreach( $attributes as $attribute => $value ){
2076 
+		// create element attributes
2077 
+		$combined_attributes = '';
2078 
+		foreach( $attributes as $attribute => $value ){
2079 2079
2080 
-            $combined_attributes .= $attribute . '="'.$value.'"' . ' ';
2080 
+			$combined_attributes .= $attribute . '="'.$value.'"' . ' ';
2081 2081
2082 
-        }// end for each
2082 
+		}// end for each
2083 2083
2084 2084
2085 
-        // create the select element
2086 
-        $drop_down_element .= '<select '. $combined_attributes . ' >' . "\n";
2085 
+		// create the select element
2086 
+		$drop_down_element .= '<select '. $combined_attributes . ' >' . "\n";
2087 2087
2088 
-        // show the none option if the client requested
2089 
-        if( $enable_none_option ) {
2090 
-            $drop_down_element .= '<option value="">' . __('None', 'woothemes-sensei') . '</option>';
2091 
-        }
2088 
+		// show the none option if the client requested
2089 
+		if( $enable_none_option ) {
2090 
+			$drop_down_element .= '<option value="">' . __('None', 'woothemes-sensei') . '</option>';
2091 
+		}
2092 2092
2093 
-        if ( count( $options ) > 0 ) {
2093 
+		if ( count( $options ) > 0 ) {
2094 2094
2095 
-            foreach ($options as $value => $option ){
2095 
+			foreach ($options as $value => $option ){
2096 2096
2097 
-                $element = '';
2098 
-                $element.= '<option value="' . esc_attr( $value ) . '"';
2099 
-                $element .= selected( $value, $selected_value, false ) . '>';
2100 
-                $element .= esc_html(  $option ) . '</option>' . "\n";
2097 
+				$element = '';
2098 
+				$element.= '<option value="' . esc_attr( $value ) . '"';
2099 
+				$element .= selected( $value, $selected_value, false ) . '>';
2100 
+				$element .= esc_html(  $option ) . '</option>' . "\n";
2101 2101
2102 
-                // add the element to the select html
2103 
-                $drop_down_element.= $element;
2104 
-            } // End For Loop
2102 
+				// add the element to the select html
2103 
+				$drop_down_element.= $element;
2104 
+			} // End For Loop
2105 2105
2106 
-        } // End If Statement
2106 
+		} // End If Statement
2107 2107
2108 
-        $drop_down_element .= '</select>' . "\n";
2108 
+		$drop_down_element .= '</select>' . "\n";
2109 2109
2110 
-        return $drop_down_element;
2110 
+		return $drop_down_element;
2111 2111
2112 
-    }// generate_drop_down
2112 
+	}// generate_drop_down
2113 2113
2114 
-    /**
2115 
-     * Wrapper for the default php round() function.
2116 
-     * This allows us to give more control to a user on how they can round Sensei
2117 
-     * decimals passed through this function.
2118 
-     *
2119 
-     * @since 1.8.5
2120 
-     *
2121 
-     * @param double $val
2122 
-     * @param int $precision
2123 
-     * @param $mode
2124 
-     * @param string $context
2125 
-     *
2126 
-     * @return double $val
2127 
-     */
2128 
-    public static function round( $val, $precision = 0, $mode = PHP_ROUND_HALF_UP, $context = ''  ){
2114 
+	/**
2115 
+	 * Wrapper for the default php round() function.
2116 
+	 * This allows us to give more control to a user on how they can round Sensei
2117 
+	 * decimals passed through this function.
2118 
+	 *
2119 
+	 * @since 1.8.5
2120 
+	 *
2121 
+	 * @param double $val
2122 
+	 * @param int $precision
2123 
+	 * @param $mode
2124 
+	 * @param string $context
2125 
+	 *
2126 
+	 * @return double $val
2127 
+	 */
2128 
+	public static function round( $val, $precision = 0, $mode = PHP_ROUND_HALF_UP, $context = ''  ){
2129 2129
2130 
-        /**å
2130 
+		/**å
2131 2131 
          * Change the precision for the Sensei_Utils::round function.
2132 2132 
          * the precision given will be passed into the php round function
2133 2133 
          * @since 1.8.5
2134 2134 
          */
2135 
-        $precision = apply_filters( 'sensei_round_precision', $precision , $val, $context, $mode );
2136 
-
2137 
-        /**
2138 
-         * Change the mode for the Sensei_Utils::round function.
2139 
-         * the mode given will be passed into the php round function
2140 
-         *
2141 
-         * This applies only to PHP version 5.3.0 and greater
2142 
-         *
2143 
-         * @since 1.8.5
2144 
-         */
2145 
-        $mode = apply_filters( 'sensei_round_mode', $mode , $val, $context, $precision   );
2135 
+		$precision = apply_filters( 'sensei_round_precision', $precision , $val, $context, $mode );
2136 
+
2137 
+		/**
2138 
+		 * Change the mode for the Sensei_Utils::round function.
2139 
+		 * the mode given will be passed into the php round function
2140 
+		 *
2141 
+		 * This applies only to PHP version 5.3.0 and greater
2142 
+		 *
2143 
+		 * @since 1.8.5
2144 
+		 */
2145 
+		$mode = apply_filters( 'sensei_round_mode', $mode , $val, $context, $precision   );
2146 2146
2147 
-        if ( version_compare(PHP_VERSION, '5.3.0') >= 0 ) {
2147 
+		if ( version_compare(PHP_VERSION, '5.3.0') >= 0 ) {
2148 2148
2149 
-            return round( $val, $precision, $mode );
2149 
+			return round( $val, $precision, $mode );
2150 2150
2151 
-        }else{
2151 
+		}else{
2152 2152
2153 
-            return round( $val, $precision );
2153 
+			return round( $val, $precision );
2154 2154
2155 
-        }
2155 
+		}
2156 2156
2157 
-    }
2157 
+	}
2158 2158
2159 
-    /**
2160 
-     * Returns the current url with all the query vars
2161 
-     *
2162 
-     * @since 1.9.0
2163 
-     * @return string $url
2164 
-     */
2165 
-    public static function get_current_url(){
2159 
+	/**
2160 
+	 * Returns the current url with all the query vars
2161 
+	 *
2162 
+	 * @since 1.9.0
2163 
+	 * @return string $url
2164 
+	 */
2165 
+	public static function get_current_url(){
2166 2166
2167 
-        global $wp;
2168 
-        $current_url = trailingslashit( home_url( $wp->request ) );
2169 
-        if ( isset( $_GET ) ) {
2167 
+		global $wp;
2168 
+		$current_url = trailingslashit( home_url( $wp->request ) );
2169 
+		if ( isset( $_GET ) ) {
2170 2170
2171 
-            foreach ($_GET as $param => $val ) {
2171 
+			foreach ($_GET as $param => $val ) {
2172 2172
2173 
-                $current_url = add_query_arg( $param, $val , $current_url );
2173 
+				$current_url = add_query_arg( $param, $val , $current_url );
2174 2174
2175 
-            }
2176 
-        }
2175 
+			}
2176 
+		}
2177 2177
2178 
-        return $current_url;
2179 
-    }
2178 
+		return $current_url;
2179 
+	}
2180 2180
2181 
-    /**
2182 
-     * Restore the global WP_Query
2183 
-     *
2184 
-     * @since 1.9.0
2185 
-     */
2186 
-    public static function restore_wp_query() {
2181 
+	/**
2182 
+	 * Restore the global WP_Query
2183 
+	 *
2184 
+	 * @since 1.9.0
2185 
+	 */
2186 
+	public static function restore_wp_query() {
2187 2187
2188 
-        wp_reset_query();
2188 
+		wp_reset_query();
2189 2189
2190 
-    }
2190 
+	}
2191 2191
2192 
-    /**
2193 
-     * Merge two arrays in a zip like fashion.
2194 
-     * If one array is longer than the other the elements will be apended
2195 
-     * to the end of the resulting array.
2196 
-     *
2197 
-     * @since 1.9.0
2198 
-     *
2199 
-     * @param array $array_a
2200 
-     * @param array $array_b
2201 
-     * @return array $merged_array
2202 
-     */
2203 
-    public static function array_zip_merge( $array_a, $array_b ){
2192 
+	/**
2193 
+	 * Merge two arrays in a zip like fashion.
2194 
+	 * If one array is longer than the other the elements will be apended
2195 
+	 * to the end of the resulting array.
2196 
+	 *
2197 
+	 * @since 1.9.0
2198 
+	 *
2199 
+	 * @param array $array_a
2200 
+	 * @param array $array_b
2201 
+	 * @return array $merged_array
2202 
+	 */
2203 
+	public static function array_zip_merge( $array_a, $array_b ){
2204 2204
2205 
-        if( ! is_array( $array_a ) || ! is_array( $array_b )  ){
2206 
-            trigger_error('array_zip_merge requires both arrays to be indexed arrays ');
2207 
-        }
2205 
+		if( ! is_array( $array_a ) || ! is_array( $array_b )  ){
2206 
+			trigger_error('array_zip_merge requires both arrays to be indexed arrays ');
2207 
+		}
2208 2208
2209 
-        $merged_array = array();
2210 
-        $total_elements = count( $array_a )  + count( $array_b );
2209 
+		$merged_array = array();
2210 
+		$total_elements = count( $array_a )  + count( $array_b );
2211 2211
2212 
-        // Zip arrays
2213 
-        for ( $i = 0; $i < $total_elements; $i++) {
2212 
+		// Zip arrays
2213 
+		for ( $i = 0; $i < $total_elements; $i++) {
2214 2214
2215 
-            // if has an element at current index push a on top
2216 
-            if( isset( $array_a[ $i ] ) ){
2217 
-                $merged_array[] = $array_a[ $i ]  ;
2218 
-            }
2215 
+			// if has an element at current index push a on top
2216 
+			if( isset( $array_a[ $i ] ) ){
2217 
+				$merged_array[] = $array_a[ $i ]  ;
2218 
+			}
2219 2219
2220 
-            // next if $array_b has an element at current index push a on top of the element
2221 
-            // from a if there was one, if not the element before that.
2222 
-            if( isset( $array_b[ $i ] ) ){
2223 
-                $merged_array[] = $array_b[ $i ]  ;
2224 
-            }
2220 
+			// next if $array_b has an element at current index push a on top of the element
2221 
+			// from a if there was one, if not the element before that.
2222 
+			if( isset( $array_b[ $i ] ) ){
2223 
+				$merged_array[] = $array_b[ $i ]  ;
2224 
+			}
2225 2225
2226 
-        }
2226 
+		}
2227 2227
2228 
-        return $merged_array;
2229 
-    }
2228 
+		return $merged_array;
2229 
+	}
2230 2230
2231 2231 
 } // End Class
2232 2232
Please login to merge, or discard this patch.
Spacing   +532 added lines, -532 removed lines patch added patch discarded remove patch 
@@ -1,5 +1,5 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
2 
+if ( ! defined('ABSPATH')) exit; // Exit if accessed directly
3 3
4 4 
 /**
5 5 
  * Sensei Utilities Class
 
@@ -18,9 +18,9 @@  discard block
 
 block discarded – undo
18 18 
 	 * @since   1.0.0
19 19 
 	 * @return  string The URL to the placeholder thumbnail image.
20 20 
 	 */
21 
-	public static function get_placeholder_image () {
21 
+	public static function get_placeholder_image() {
22 22
23 
-		return esc_url( apply_filters( 'sensei_placeholder_thumbnail', Sensei()->plugin_url . 'assets/images/placeholder.png' ) );
23 
+		return esc_url(apply_filters('sensei_placeholder_thumbnail', Sensei()->plugin_url.'assets/images/placeholder.png'));
24 24 
 	} // End get_placeholder_image()
25 25
26 26 
 	/**
 
@@ -32,7 +32,7 @@  discard block
 
 block discarded – undo
32 32 
 	 * @static
33 33 
 	 * @return bool
34 34 
 	 */
35 
-	public static function sensei_is_woocommerce_present () {
35 
+	public static function sensei_is_woocommerce_present() {
36 36
37 37 
         return Sensei_WC::is_woocommerce_present();
38 38 
 
@@ -47,7 +47,7 @@  discard block
 
 block discarded – undo
47 47 
 	 * @static
48 48 
 	 * @return boolean
49 49 
 	 */
50 
-	public static function sensei_is_woocommerce_activated () {
50 
+	public static function sensei_is_woocommerce_activated() {
51 51
52 52 
 		return  Sensei_WC::is_woocommerce_active();
53 53 
 
@@ -60,70 +60,70 @@  discard block
 
 block discarded – undo
60 60 
 	 * @param  array $args (default: array())
61 61 
 	 * @return bool | int
62 62 
 	 */
63 
-	public static function sensei_log_activity ( $args = array() ) {
63 
+	public static function sensei_log_activity($args = array()) {
64 64 
 		global $wpdb;
65 65
66 66 
 		// Args, minimum data required for WP
67 67 
 		$data = array(
68 
-					'comment_post_ID' => intval( $args['post_id'] ),
68 
+					'comment_post_ID' => intval($args['post_id']),
69 69 
 					'comment_author' => '', // Not needed
70 70 
 					'comment_author_email' => '', // Not needed
71 71 
 					'comment_author_url' => '', // Not needed
72 
-					'comment_content' => !empty($args['data']) ? esc_html( $args['data'] ) : '',
73 
-					'comment_type' => esc_attr( $args['type'] ),
74 
-					'user_id' => intval( $args['user_id'] ),
75 
-					'comment_approved' => !empty($args['status']) ? esc_html( $args['status'] ) : 'log', // 'log' == 'sensei_user_answer'
72 
+					'comment_content' => ! empty($args['data']) ? esc_html($args['data']) : '',
73 
+					'comment_type' => esc_attr($args['type']),
74 
+					'user_id' => intval($args['user_id']),
75 
+					'comment_approved' => ! empty($args['status']) ? esc_html($args['status']) : 'log', // 'log' == 'sensei_user_answer'
76 76 
 				);
77 77 
 		// Allow extra data
78 
-		if ( !empty($args['username']) ) {
79 
-			$data['comment_author'] = sanitize_user( $args['username'] );
78 
+		if ( ! empty($args['username'])) {
79 
+			$data['comment_author'] = sanitize_user($args['username']);
80 80 
 		}
81 
-		if ( !empty($args['user_email']) ) {
82 
-			$data['comment_author_email'] = sanitize_email( $args['user_email'] );
81 
+		if ( ! empty($args['user_email'])) {
82 
+			$data['comment_author_email'] = sanitize_email($args['user_email']);
83 83 
 		}
84 
-		if ( !empty($args['user_url']) ) {
85 
-			$data['comment_author_url'] = esc_url( $args['user_url'] );
84 
+		if ( ! empty($args['user_url'])) {
85 
+			$data['comment_author_url'] = esc_url($args['user_url']);
86 86 
 		}
87 
-		if ( !empty($args['parent']) ) {
87 
+		if ( ! empty($args['parent'])) {
88 88 
 			$data['comment_parent'] = $args['parent'];
89 89 
 		}
90 90 
 		// Sanity check
91 
-		if ( empty($args['user_id']) ) {
92 
-			_deprecated_argument( __FUNCTION__, '1.0', __('At no point should user_id be equal to 0.', 'woothemes-sensei') );
91 
+		if (empty($args['user_id'])) {
92 
+			_deprecated_argument(__FUNCTION__, '1.0', __('At no point should user_id be equal to 0.', 'woothemes-sensei'));
93 93 
 			return false;
94 94 
 		}
95 95
96 
-		do_action( 'sensei_log_activity_before', $args, $data );
96 
+		do_action('sensei_log_activity_before', $args, $data);
97 97
98 98 
 		$flush_cache = false;
99 99
100 100 
 		// Custom Logic
101 101 
 		// Check if comment exists first
102 
-		$comment_id = $wpdb->get_var( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d AND user_id = %d AND comment_type = %s ", $args['post_id'], $args['user_id'], $args['type'] ) );
103 
-		if ( ! $comment_id ) {
102 
+		$comment_id = $wpdb->get_var($wpdb->prepare("SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d AND user_id = %d AND comment_type = %s ", $args['post_id'], $args['user_id'], $args['type']));
103 
+		if ( ! $comment_id) {
104 104 
 			// Add the comment
105 
-			$comment_id = wp_insert_comment( $data );
105 
+			$comment_id = wp_insert_comment($data);
106 106
107 107 
 			$flush_cache = true;
108 
-		} elseif ( isset( $args['action'] ) && 'update' == $args['action'] ) {
108 
+		} elseif (isset($args['action']) && 'update' == $args['action']) {
109 109 
 			// Update the comment if an update was requested
110 110 
 			$data['comment_ID'] = $comment_id;
111 111 
 			// By default update the timestamp of the comment
112 
-			if ( empty($args['keep_time']) ) {
112 
+			if (empty($args['keep_time'])) {
113 113 
 				$data['comment_date'] = current_time('mysql');
114 114 
 			}
115 
-			wp_update_comment( $data );
115 
+			wp_update_comment($data);
116 116 
 			$flush_cache = true;
117 117 
 		} // End If Statement
118 118
119 119 
 		// Manually Flush the Cache
120 
-		if ( $flush_cache ) {
120 
+		if ($flush_cache) {
121 121 
 			wp_cache_flush();
122 122 
 		}
123 123
124 
-		do_action( 'sensei_log_activity_after', $args, $data,  $comment_id );
124 
+		do_action('sensei_log_activity_after', $args, $data, $comment_id);
125 125
126 
-		if ( 0 < $comment_id ) {
126 
+		if (0 < $comment_id) {
127 127 
 			// Return the ID so that it can be used for meta data storage
128 128 
 			return $comment_id;
129 129 
 		} else {
 
@@ -140,41 +140,41 @@  discard block
 
 block discarded – undo
140 140 
 	 * @param  bool $return_comments (default: false)
141 141 
 	 * @return mixed | int
142 142 
 	 */
143 
-	public static function sensei_check_for_activity ( $args = array(), $return_comments = false ) {
143 
+	public static function sensei_check_for_activity($args = array(), $return_comments = false) {
144 144
145 145 
 		global  $wp_version;
146 
-		if ( !$return_comments ) {
146 
+		if ( ! $return_comments) {
147 147 
 			$args['count'] = true;
148 148 
 		}
149 149
150 150 
 		// Are we only retrieving a single entry, or not care about the order...
151 
-		if ( isset( $args['count'] ) || isset( $args['post_id'] ) ){
151 
+		if (isset($args['count']) || isset($args['post_id'])) {
152 152
153 153 
 			// ...then we don't need to ask the db to order the results, this overrides WP default behaviour
154 
-			if ( version_compare( $wp_version, '4.1', '>=' ) ) {
154 
+			if (version_compare($wp_version, '4.1', '>=')) {
155 155 
 				$args['order'] = false;
156 156 
 				$args['orderby'] = false;
157 157 
 			}
158 158 
 		}
159 159
160 160 
 		// A user ID of 0 is in valid, so shortcut this
161 
-		if ( isset( $args['user_id'] ) && 0 == intval ( $args['user_id'] ) ) {
162 
-			_deprecated_argument( __FUNCTION__, '1.0', __('At no point should user_id be equal to 0.', 'woothemes-sensei') );
161 
+		if (isset($args['user_id']) && 0 == intval($args['user_id'])) {
162 
+			_deprecated_argument(__FUNCTION__, '1.0', __('At no point should user_id be equal to 0.', 'woothemes-sensei'));
163 163 
 			return false;
164 164 
 		}
165 165 
 		// Check for legacy code
166 
-		if ( isset($args['type']) && in_array($args['type'], array('sensei_course_start', 'sensei_course_end', 'sensei_lesson_start', 'sensei_lesson_end', 'sensei_quiz_asked', 'sensei_user_grade', 'sensei_quiz_grade', 'sense_answer_notes') ) ) {
167 
-			_deprecated_argument( __FUNCTION__, '1.7', sprintf( __('Sensei activity type %s is no longer used.', 'woothemes-sensei'), $args['type'] ) );
166 
+		if (isset($args['type']) && in_array($args['type'], array('sensei_course_start', 'sensei_course_end', 'sensei_lesson_start', 'sensei_lesson_end', 'sensei_quiz_asked', 'sensei_user_grade', 'sensei_quiz_grade', 'sense_answer_notes'))) {
167 
+			_deprecated_argument(__FUNCTION__, '1.7', sprintf(__('Sensei activity type %s is no longer used.', 'woothemes-sensei'), $args['type']));
168 168 
 			return false;
169 169 
 		}
170 170 
 		// Are we checking for specific comment_approved statuses?
171 
-		if ( isset($args['status']) ) {
171 
+		if (isset($args['status'])) {
172 172 
 			// Temporarily store as a custom status if requesting an array...
173 
-			if ( is_array( $args['status'] ) && version_compare($wp_version, '4.1', '<') ) {
173 
+			if (is_array($args['status']) && version_compare($wp_version, '4.1', '<')) {
174 174 
 				// Encode now, decode later
175 
-				$args['status'] = implode( ",", $args['status'] );
175 
+				$args['status'] = implode(",", $args['status']);
176 176 
 				// ...use a filter to switch the encoding back
177 
-				add_filter( 'comments_clauses', array( __CLASS__, 'comment_multiple_status_filter' ) );
177 
+				add_filter('comments_clauses', array(__CLASS__, 'comment_multiple_status_filter'));
178 178 
 			}
179 179 
 		}
180 180 
 		else {
 
@@ -182,8 +182,8 @@  discard block
 
 block discarded – undo
182 182 
 		}
183 183
184 184 
 		// Take into account WP < 4.1 will automatically add ' comment_approved = 1 OR comment_approved = 0 '
185 
-		if ( ( is_array( $args['status'] ) || 'any' == $args['status'] ) && version_compare($wp_version, '4.1', '<') ) {
186 
-			add_filter( 'comments_clauses', array( __CLASS__, 'comment_any_status_filter' ) );
185 
+		if ((is_array($args['status']) || 'any' == $args['status']) && version_compare($wp_version, '4.1', '<')) {
186 
+			add_filter('comments_clauses', array(__CLASS__, 'comment_any_status_filter'));
187 187 
 		}
188 188
189 189 
         //Get the comments
 
@@ -194,14 +194,14 @@  discard block
 
 block discarded – undo
194 194 
          *
195 195 
          * @param int|array $comments
196 196 
          */
197 
-        $comments = apply_filters('sensei_check_for_activity', get_comments( $args ) );
197 
+        $comments = apply_filters('sensei_check_for_activity', get_comments($args));
198 198
199 
-		remove_filter( 'comments_clauses', array( __CLASS__, 'comment_multiple_status_filter' ) );
200 
-		remove_filter( 'comments_clauses', array( __CLASS__, 'comment_any_status_filter' ) );
199 
+		remove_filter('comments_clauses', array(__CLASS__, 'comment_multiple_status_filter'));
200 
+		remove_filter('comments_clauses', array(__CLASS__, 'comment_any_status_filter'));
201 201 
 		// Return comments
202 
-		if ( $return_comments ) {
202 
+		if ($return_comments) {
203 203 
 			// Could check for array of 1 and just return the 1 item?
204 
-			if ( is_array($comments) && 1 == count($comments) ) {
204 
+			if (is_array($comments) && 1 == count($comments)) {
205 205 
 				$comments = array_shift($comments);
206 206 
 			}
207 207 
 
@@ -219,31 +219,31 @@  discard block
 
 block discarded – undo
219 219 
 	 * @param  array $args (default: array())
220 220 
 	 * @return array
221 221 
 	 */
222 
-	public static function sensei_activity_ids ( $args = array() ) {
222 
+	public static function sensei_activity_ids($args = array()) {
223 223
224 224
225 
-		$comments = Sensei_Utils::sensei_check_for_activity( $args, true );
225 
+		$comments = Sensei_Utils::sensei_check_for_activity($args, true);
226 226 
 		// Need to always use an array, even with only 1 item
227 
-		if ( !is_array($comments) ) {
228 
-			$comments = array( $comments );
227 
+		if ( ! is_array($comments)) {
228 
+			$comments = array($comments);
229 229 
 		}
230 230
231 231 
 		$post_ids = array();
232 232 
 		// Count comments
233 
-		if ( is_array( $comments ) && ( 0 < intval( count( $comments ) ) ) ) {
234 
-			foreach ( $comments as $key => $value  ) {
233 
+		if (is_array($comments) && (0 < intval(count($comments)))) {
234 
+			foreach ($comments as $key => $value) {
235 235 
 				// Add matches to id array
236 
-				if ( isset( $args['field'] ) && 'comment' == $args['field'] ) {
237 
-					array_push( $post_ids, $value->comment_ID );
238 
-				} elseif( isset( $args['field'] ) && 'user_id' == $args['field'] ) {
239 
-					array_push( $post_ids, $value->user_id );
236 
+				if (isset($args['field']) && 'comment' == $args['field']) {
237 
+					array_push($post_ids, $value->comment_ID);
238 
+				} elseif (isset($args['field']) && 'user_id' == $args['field']) {
239 
+					array_push($post_ids, $value->user_id);
240 240 
 				} else {
241 
-					array_push( $post_ids, $value->comment_post_ID );
241 
+					array_push($post_ids, $value->comment_post_ID);
242 242 
 				} // End If Statement
243 243 
 			} // End For Loop
244 244 
 			// Reset array indexes
245 
-			$post_ids = array_unique( $post_ids );
246 
-			$post_ids = array_values( $post_ids );
245 
+			$post_ids = array_unique($post_ids);
246 
+			$post_ids = array_values($post_ids);
247 247 
 		} // End If Statement
248 248
249 249 
 		return $post_ids;
 
@@ -257,20 +257,20 @@  discard block
 
 block discarded – undo
257 257 
 	 * @param  array $args (default: array())
258 258 
 	 * @return boolean
259 259 
 	 */
260 
-	public static function sensei_delete_activities ( $args = array() ) {
260 
+	public static function sensei_delete_activities($args = array()) {
261 261
262 262 
 		$dataset_changes = false;
263 263
264 264 
 		// If activity exists remove activity from log
265 
-		$comments = Sensei_Utils::sensei_check_for_activity( array( 'post_id' => intval( $args['post_id'] ), 'user_id' => intval( $args['user_id'] ), 'type' => esc_attr( $args['type'] ) ), true );
266 
-		if( $comments ) {
265 
+		$comments = Sensei_Utils::sensei_check_for_activity(array('post_id' => intval($args['post_id']), 'user_id' => intval($args['user_id']), 'type' => esc_attr($args['type'])), true);
266 
+		if ($comments) {
267 267 
 			// Need to always return an array, even with only 1 item
268 
-			if ( !is_array( $comments ) ) {
269 
-				$comments = array( $comments );
268 
+			if ( ! is_array($comments)) {
269 
+				$comments = array($comments);
270 270 
 			}
271 
-			foreach ( $comments as $key => $value  ) {
272 
-				if ( isset( $value->comment_ID ) && 0 < $value->comment_ID ) {
273 
-					$dataset_changes = wp_delete_comment( intval( $value->comment_ID ), true );
271 
+			foreach ($comments as $key => $value) {
272 
+				if (isset($value->comment_ID) && 0 < $value->comment_ID) {
273 
+					$dataset_changes = wp_delete_comment(intval($value->comment_ID), true);
274 274 
 				} // End If Statement
275 275 
 			} // End For Loop
276 276 
 			// Manually flush the cache
 
@@ -286,25 +286,25 @@  discard block
 
 block discarded – undo
286 286 
      * @param  integer $user_id User ID
287 287 
      * @return boolean
288 288 
      */
289 
-    public static function delete_all_user_activity( $user_id = 0 ) {
289 
+    public static function delete_all_user_activity($user_id = 0) {
290 290
291 291 
     	$dataset_changes = false;
292 292
293 
-    	if( $user_id ) {
293 
+    	if ($user_id) {
294 294
295 
-			$activities = Sensei_Utils::sensei_check_for_activity( array( 'user_id' => $user_id ), true );
295 
+			$activities = Sensei_Utils::sensei_check_for_activity(array('user_id' => $user_id), true);
296 296
297 
-			if( $activities ) {
297 
+			if ($activities) {
298 298
299 299 
 				// Need to always return an array, even with only 1 item
300 
-				if ( ! is_array( $activities ) ) {
301 
-					$activities = array( $activities );
300 
+				if ( ! is_array($activities)) {
301 
+					$activities = array($activities);
302 302 
 				}
303 303
304 
-				foreach( $activities as $activity ) {
305 
-					if( '' == $activity->comment_type ) continue;
306 
-					if( strpos( 'sensei_', $activity->comment_type ) != 0 ) continue;
307 
-					$dataset_changes = wp_delete_comment( intval( $activity->comment_ID ), true );
304 
+				foreach ($activities as $activity) {
305 
+					if ('' == $activity->comment_type) continue;
306 
+					if (strpos('sensei_', $activity->comment_type) != 0) continue;
307 
+					$dataset_changes = wp_delete_comment(intval($activity->comment_ID), true);
308 308 
 					wp_cache_flush();
309 309 
 				}
310 310 
 			}
 
@@ -321,13 +321,13 @@  discard block
 
 block discarded – undo
321 321 
 	 * @param  array $args (default: array())
322 322 
 	 * @return string
323 323 
 	 */
324 
-	public static function sensei_get_activity_value ( $args = array() ) {
324 
+	public static function sensei_get_activity_value($args = array()) {
325 325
326 326 
 		$activity_value = false;
327 
-		if ( !empty($args['field']) ) {
328 
-			$comment = Sensei_Utils::sensei_check_for_activity( $args, true );
327 
+		if ( ! empty($args['field'])) {
328 
+			$comment = Sensei_Utils::sensei_check_for_activity($args, true);
329 329
330 
-			if ( isset( $comment->{$args['field']} ) && '' != $comment->{$args['field']} ) {
330 
+			if (isset($comment->{$args['field']} ) && '' != $comment->{$args['field']} ) {
331 331 
 				$activity_value = $comment->{$args['field']};
332 332 
 			} // End If Statement
333 333 
 		}
 
@@ -345,22 +345,22 @@  discard block
 
 block discarded – undo
345 345 
      * @param  int $product_id
346 346 
      * @return bool
347 347 
      */
348 
-    public static function sensei_customer_bought_product ( $customer_email, $user_id, $product_id ) {
348 
+    public static function sensei_customer_bought_product($customer_email, $user_id, $product_id) {
349 349
350 350 
         $emails = array();
351 351
352 
-        if ( $user_id ) {
353 
-            $user = get_user_by( 'id', intval( $user_id ) );
352 
+        if ($user_id) {
353 
+            $user = get_user_by('id', intval($user_id));
354 354 
             $emails[] = $user->user_email;
355 355 
         }
356 356
357 
-        if ( is_email( $customer_email ) )
357 
+        if (is_email($customer_email))
358 358 
             $emails[] = $customer_email;
359 359
360 
-        if ( sizeof( $emails ) == 0 )
360 
+        if (sizeof($emails) == 0)
361 361 
             return false;
362 362
363 
-        return Sensei_WC::has_customer_bought_product( $user_id, $product_id );
363 
+        return Sensei_WC::has_customer_bought_product($user_id, $product_id);
364 364
365 365 
     } // End sensei_customer_bought_product()
366 366 
 
@@ -371,9 +371,9 @@  discard block
 
 block discarded – undo
371 371 
 	 * @param  string $input_name Name for text area form element
372 372 
 	 * @return void
373 373 
 	 */
374 
-	public static function sensei_text_editor( $content = '', $editor_id = 'senseitexteditor', $input_name = '' ) {
374 
+	public static function sensei_text_editor($content = '', $editor_id = 'senseitexteditor', $input_name = '') {
375 375
376 
-		if( ! $input_name ) $input_name = $editor_id;
376 
+		if ( ! $input_name) $input_name = $editor_id;
377 377
378 378 
 		$buttons = 'bold,italic,underline,strikethrough,blockquote,bullist,numlist,justifyleft,justifycenter,justifyright,undo,redo,pastetext';
379 379 
 
@@ -391,7 +391,7 @@  discard block
 
 block discarded – undo
391 391 
 			'quicktags' => false
392 392 
 		);
393 393
394 
-		wp_editor( $content, $editor_id, $settings );
394 
+		wp_editor($content, $editor_id, $settings);
395 395
396 396 
 	} // End sensei_text_editor()
397 397 
 
@@ -401,57 +401,57 @@  discard block
 
 block discarded – undo
401 401 
      * @param int $user_id
402 402 
 	 * @return boolean            Whether the answers were saved or not
403 403 
 	 */
404 
-	public static function sensei_save_quiz_answers( $submitted = array(), $user_id = 0 ) {
404 
+	public static function sensei_save_quiz_answers($submitted = array(), $user_id = 0) {
405 405
406 
-		if( intval( $user_id ) == 0 ) {
406 
+		if (intval($user_id) == 0) {
407 407 
 			$user_id = get_current_user_id();
408 408 
 		}
409 409
410 410 
 		$answers_saved = false;
411 411
412 
-		if( $submitted && intval( $user_id ) > 0 ) {
412 
+		if ($submitted && intval($user_id) > 0) {
413 413
414 
-			foreach( $submitted as $question_id => $answer ) {
414 
+			foreach ($submitted as $question_id => $answer) {
415 415
416 416 
 				// Get question type
417 
-				$question_type = Sensei()->question->get_question_type( $question_id );
417 
+				$question_type = Sensei()->question->get_question_type($question_id);
418 418
419 419 
 				// Sanitise answer
420 
-				if( 0 == get_magic_quotes_gpc() ) {
421 
-					$answer = wp_unslash( $answer );
420 
+				if (0 == get_magic_quotes_gpc()) {
421 
+					$answer = wp_unslash($answer);
422 422 
 				}
423 
-				switch( $question_type ) {
424 
-					case 'multi-line': $answer = nl2br( $answer ); break;
423 
+				switch ($question_type) {
424 
+					case 'multi-line': $answer = nl2br($answer); break;
425 425 
 					case 'single-line': break;
426 426 
 					case 'gap-fill': break;
427 
-					default: $answer = maybe_serialize( $answer ); break;
427 
+					default: $answer = maybe_serialize($answer); break;
428 428 
 				}
429 429 
 				$args = array(
430 430 
 							'post_id' => $question_id,
431 
-							'data' => base64_encode( $answer ),
431 
+							'data' => base64_encode($answer),
432 432 
 							'type' => 'sensei_user_answer', /* FIELD SIZE 20 */
433 433 
 							'user_id' => $user_id,
434 434 
 							'action' => 'update'
435 435 
 						);
436 
-				$answers_saved = Sensei_Utils::sensei_log_activity( $args );
436 
+				$answers_saved = Sensei_Utils::sensei_log_activity($args);
437 437 
 			}
438 438
439 439 
 			// Handle file upload questions
440 
-			if( isset( $_FILES ) ) {
441 
-				foreach( $_FILES as $field => $file ) {
442 
-					if( strpos( $field, 'file_upload_' ) !== false ) {
443 
-						$question_id = str_replace( 'file_upload_', '', $field );
444 
-						if( $file && $question_id ) {
445 
-							$attachment_id = self::upload_file( $file );
446 
-							if( $attachment_id ) {
440 
+			if (isset($_FILES)) {
441 
+				foreach ($_FILES as $field => $file) {
442 
+					if (strpos($field, 'file_upload_') !== false) {
443 
+						$question_id = str_replace('file_upload_', '', $field);
444 
+						if ($file && $question_id) {
445 
+							$attachment_id = self::upload_file($file);
446 
+							if ($attachment_id) {
447 447 
 								$args = array(
448 448 
 									'post_id' => $question_id,
449 
-									'data' => base64_encode( $attachment_id ),
449 
+									'data' => base64_encode($attachment_id),
450 450 
 									'type' => 'sensei_user_answer', /* FIELD SIZE 20 */
451 451 
 									'user_id' => $user_id,
452 452 
 									'action' => 'update'
453 453 
 								);
454 
-								$answers_saved = Sensei_Utils::sensei_log_activity( $args );
454 
+								$answers_saved = Sensei_Utils::sensei_log_activity($args);
455 455 
 							}
456 456 
 						}
457 457 
 					}
 
@@ -463,9 +463,9 @@  discard block
 
 block discarded – undo
463 463
464 464 
 	} // End sensei_save_quiz_answers()
465 465
466 
-	public static function upload_file( $file = array() ) {
466 
+	public static function upload_file($file = array()) {
467 467
468 
-		require_once( ABSPATH . 'wp-admin/includes/admin.php' );
468 
+		require_once(ABSPATH.'wp-admin/includes/admin.php');
469 469
470 470 
         /**
471 471 
          * Filter the data array for the Sensei wp_handle_upload function call
 
@@ -480,11 +480,11 @@  discard block
 
 block discarded – undo
480 480 
          *     @type string test_form set to false by default
481 481 
          * }
482 482 
          */
483 
-        $file_upload_args = apply_filters( 'sensei_file_upload_args', array('test_form' => false ) );
483 
+        $file_upload_args = apply_filters('sensei_file_upload_args', array('test_form' => false));
484 484
485 
-        $file_return = wp_handle_upload( $file, $file_upload_args );
485 
+        $file_return = wp_handle_upload($file, $file_upload_args);
486 486
487 
-        if( isset( $file_return['error'] ) || isset( $file_return['upload_error_handler'] ) ) {
487 
+        if (isset($file_return['error']) || isset($file_return['upload_error_handler'])) {
488 488 
             return false;
489 489 
         } else {
490 490 
 
@@ -492,19 +492,19 @@  discard block
 
 block discarded – undo
492 492
493 493 
             $attachment = array(
494 494 
                 'post_mime_type' => $file_return['type'],
495 
-                'post_title' => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
495 
+                'post_title' => preg_replace('/\.[^.]+$/', '', basename($filename)),
496 496 
                 'post_content' => '',
497 497 
                 'post_status' => 'inherit',
498 498 
                 'guid' => $file_return['url']
499 499 
             );
500 500
501 
-            $attachment_id = wp_insert_attachment( $attachment, $filename );
501 
+            $attachment_id = wp_insert_attachment($attachment, $filename);
502 502
503 
-            require_once(ABSPATH . 'wp-admin/includes/image.php');
504 
-            $attachment_data = wp_generate_attachment_metadata( $attachment_id, $filename );
505 
-            wp_update_attachment_metadata( $attachment_id, $attachment_data );
503 
+            require_once(ABSPATH.'wp-admin/includes/image.php');
504 
+            $attachment_data = wp_generate_attachment_metadata($attachment_id, $filename);
505 
+            wp_update_attachment_metadata($attachment_id, $attachment_data);
506 506
507 
-            if( 0 < intval( $attachment_id ) ) {
507 
+            if (0 < intval($attachment_id)) {
508 508 
             	return $attachment_id;
509 509 
             }
510 510 
         }
 
@@ -530,9 +530,9 @@  discard block
 
 block discarded – undo
530 530 
      *
531 531 
 	 * @return int $quiz_grade total sum of all question grades
532 532 
 	 */
533 
-	public static function sensei_grade_quiz_auto( $quiz_id = 0, $submitted = array(), $total_questions = 0, $quiz_grade_type = 'auto' ) {
533 
+	public static function sensei_grade_quiz_auto($quiz_id = 0, $submitted = array(), $total_questions = 0, $quiz_grade_type = 'auto') {
534 534
535 
-        return Sensei_Grading::grade_quiz_auto( $quiz_id, $submitted, $total_questions, $quiz_grade_type );
535 
+        return Sensei_Grading::grade_quiz_auto($quiz_id, $submitted, $total_questions, $quiz_grade_type);
536 536
537 537 
 	} // End sensei_grade_quiz_auto()
538 538 
 
@@ -544,20 +544,20 @@  discard block
 
 block discarded – undo
544 544 
      * @param  string $quiz_grade_type default 'auto'
545 545 
 	 * @return boolean
546 546 
 	 */
547 
-	public static function sensei_grade_quiz( $quiz_id = 0, $grade = 0, $user_id = 0, $quiz_grade_type = 'auto' ) {
548 
-		if( intval( $user_id ) == 0 ) {
547 
+	public static function sensei_grade_quiz($quiz_id = 0, $grade = 0, $user_id = 0, $quiz_grade_type = 'auto') {
548 
+		if (intval($user_id) == 0) {
549 549 
 			$user_id = get_current_user_id();
550 550 
 		}
551 551
552 552 
 		$activity_logged = false;
553 
-		if( intval( $quiz_id ) > 0 && intval( $user_id ) > 0 ) {
554 
-			$lesson_id = get_post_meta( $quiz_id, '_quiz_lesson', true );
555 
-			$user_lesson_status = Sensei_Utils::user_lesson_status( $lesson_id, $user_id );
556 
-			$activity_logged = update_comment_meta( $user_lesson_status->comment_ID, 'grade', $grade );
553 
+		if (intval($quiz_id) > 0 && intval($user_id) > 0) {
554 
+			$lesson_id = get_post_meta($quiz_id, '_quiz_lesson', true);
555 
+			$user_lesson_status = Sensei_Utils::user_lesson_status($lesson_id, $user_id);
556 
+			$activity_logged = update_comment_meta($user_lesson_status->comment_ID, 'grade', $grade);
557 557
558 
-			$quiz_passmark = absint( get_post_meta( $quiz_id, '_quiz_passmark', true ) );
558 
+			$quiz_passmark = absint(get_post_meta($quiz_id, '_quiz_passmark', true));
559 559
560 
-			do_action( 'sensei_user_quiz_grade', $user_id, $quiz_id, $grade, $quiz_passmark, $quiz_grade_type );
560 
+			do_action('sensei_user_quiz_grade', $user_id, $quiz_id, $grade, $quiz_passmark, $quiz_grade_type);
561 561 
 		}
562 562
563 563 
 		return $activity_logged;
 
@@ -577,9 +577,9 @@  discard block
 
 block discarded – undo
577 577 
      *
578 578 
 	 * @return int $question_grade
579 579 
 	 */
580 
-	public static function sensei_grade_question_auto( $question_id = 0, $question_type = '', $answer = '', $user_id = 0 ) {
580 
+	public static function sensei_grade_question_auto($question_id = 0, $question_type = '', $answer = '', $user_id = 0) {
581 581
582 
-       return  WooThemes_Sensei_Grading::grade_question_auto( $question_id, $question_type, $answer, $user_id  );
582 
+       return  WooThemes_Sensei_Grading::grade_question_auto($question_id, $question_type, $answer, $user_id);
583 583
584 584 
 	} // end sensei_grade_question_auto
585 585 
 
@@ -590,20 +590,20 @@  discard block
 
 block discarded – undo
590 590 
      * @param int $user_id
591 591 
 	 * @return boolean
592 592 
 	 */
593 
-	public static function sensei_grade_question( $question_id = 0, $grade = 0, $user_id = 0 ) {
594 
-		if( intval( $user_id ) == 0 ) {
593 
+	public static function sensei_grade_question($question_id = 0, $grade = 0, $user_id = 0) {
594 
+		if (intval($user_id) == 0) {
595 595 
 			$user_id = get_current_user_id();
596 596 
 		}
597 597
598 598 
 		$activity_logged = false;
599 
-		if( intval( $question_id ) > 0 && intval( $user_id ) > 0 ) {
599 
+		if (intval($question_id) > 0 && intval($user_id) > 0) {
600 600
601 
-			$user_answer_id = Sensei_Utils::sensei_get_activity_value( array( 'post_id' => $question_id, 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID' ) );
602 
-			$activity_logged = update_comment_meta( $user_answer_id, 'user_grade', $grade );
601 
+			$user_answer_id = Sensei_Utils::sensei_get_activity_value(array('post_id' => $question_id, 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID'));
602 
+			$activity_logged = update_comment_meta($user_answer_id, 'user_grade', $grade);
603 603
604 
-			$answer_notes = get_post_meta( $question_id, '_answer_feedback', true );
605 
-			if ( !empty($answer_notes) ) {
606 
-				update_comment_meta( $user_answer_id, 'answer_note', base64_encode( $answer_notes ) );
604 
+			$answer_notes = get_post_meta($question_id, '_answer_feedback', true);
605 
+			if ( ! empty($answer_notes)) {
606 
+				update_comment_meta($user_answer_id, 'answer_note', base64_encode($answer_notes));
607 607 
 			}
608 608
609 609 
 		}
 
@@ -611,15 +611,15 @@  discard block
 
 block discarded – undo
611 611 
 		return $activity_logged;
612 612 
 	}
613 613
614 
-	public static function sensei_delete_question_grade( $question_id = 0, $user_id = 0 ) {
615 
-		if( intval( $user_id ) == 0 ) {
614 
+	public static function sensei_delete_question_grade($question_id = 0, $user_id = 0) {
615 
+		if (intval($user_id) == 0) {
616 616 
 			$user_id = get_current_user_id();
617 617 
 		}
618 618
619 619 
 		$activity_logged = false;
620 
-		if( intval( $question_id ) > 0 ) {
621 
-			$user_answer_id = Sensei_Utils::sensei_get_activity_value( array( 'post_id' => $question_id, 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID' ) );
622 
-			$activity_logged = delete_comment_meta( $user_answer_id, 'user_grade' );
620 
+		if (intval($question_id) > 0) {
621 
+			$user_answer_id = Sensei_Utils::sensei_get_activity_value(array('post_id' => $question_id, 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID'));
622 
+			$activity_logged = delete_comment_meta($user_answer_id, 'user_grade');
623 623 
 		}
624 624
625 625 
 		return $activity_logged;
 
@@ -637,9 +637,9 @@  discard block
 
 block discarded – undo
637 637 
      *
638 638 
      * @return mixed boolean or comment_ID
639 639 
      */
640 
-    public static function user_start_lesson(  $user_id = 0, $lesson_id = 0, $complete = false ) {
640 
+    public static function user_start_lesson($user_id = 0, $lesson_id = 0, $complete = false) {
641 641
642 
-        return self::sensei_start_lesson( $lesson_id, $user_id, $complete );
642 
+        return self::sensei_start_lesson($lesson_id, $user_id, $complete);
643 643
644 644 
     }// end user_start_lesson()
645 645 
 
@@ -656,22 +656,22 @@  discard block
 
 block discarded – undo
656 656 
      *
657 657 
      * @return mixed boolean or comment_ID
658 658 
 	 */
659 
-	public static function sensei_start_lesson( $lesson_id = 0, $user_id = 0, $complete = false ) {
659 
+	public static function sensei_start_lesson($lesson_id = 0, $user_id = 0, $complete = false) {
660 660
661 661
662 
-		if( intval( $user_id ) == 0 ) {
662 
+		if (intval($user_id) == 0) {
663 663 
 			$user_id = get_current_user_id();
664 664 
 		}
665 665
666 666 
 		$activity_logged = false;
667 667
668 
-		if( intval( $lesson_id ) > 0 ) {
668 
+		if (intval($lesson_id) > 0) {
669 669
670 
-			$course_id = get_post_meta( $lesson_id, '_lesson_course', true );
671 
-			if( $course_id ) {
672 
-				$is_user_taking_course = Sensei_Utils::user_started_course( $course_id, $user_id );
673 
-				if( ! $is_user_taking_course ) {
674 
-					Sensei_Utils::user_start_course( $user_id, $course_id );
670 
+			$course_id = get_post_meta($lesson_id, '_lesson_course', true);
671 
+			if ($course_id) {
672 
+				$is_user_taking_course = Sensei_Utils::user_started_course($course_id, $user_id);
673 
+				if ( ! $is_user_taking_course) {
674 
+					Sensei_Utils::user_start_course($user_id, $course_id);
675 675 
 				}
676 676 
 			}
677 677 
 
@@ -679,12 +679,12 @@  discard block
 
 block discarded – undo
679 679 
 			$status = 'in-progress';
680 680
681 681 
 			// Note: When this action runs the lesson status may not yet exist
682 
-			do_action( 'sensei_user_lesson_start', $user_id, $lesson_id );
682 
+			do_action('sensei_user_lesson_start', $user_id, $lesson_id);
683 683
684 
-			if( $complete ) {
684 
+			if ($complete) {
685 685
686 
-				$has_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
687 
-				if ( $has_questions ) {
686 
+				$has_questions = get_post_meta($lesson_id, '_quiz_has_questions', true);
687 
+				if ($has_questions) {
688 688 
 					$status = 'passed'; // Force a pass
689 689 
 					$metadata['grade'] = 0;
690 690 
 				}
 
@@ -694,31 +694,31 @@  discard block
 
 block discarded – undo
694 694 
 			}
695 695
696 696 
 			// Check if user is already taking the lesson
697 
-			$activity_logged = Sensei_Utils::user_started_lesson( $lesson_id, $user_id );
698 
-			if( ! $activity_logged ) {
697 
+			$activity_logged = Sensei_Utils::user_started_lesson($lesson_id, $user_id);
698 
+			if ( ! $activity_logged) {
699 699
700 700 
 				$metadata['start'] = current_time('mysql');
701 
-				$activity_logged = Sensei_Utils::update_lesson_status( $user_id, $lesson_id, $status, $metadata );
701 
+				$activity_logged = Sensei_Utils::update_lesson_status($user_id, $lesson_id, $status, $metadata);
702 702
703 703 
             } else {
704 704
705 705 
                 // if users is already taking the lesson  and the status changes to complete update it
706 706 
                 $current_user_activity = get_comment($activity_logged);
707 
-                if( $status=='complete' &&
708 
-                    $status != $current_user_activity->comment_approved  ){
707 
+                if ($status == 'complete' &&
708 
+                    $status != $current_user_activity->comment_approved) {
709 709
710 710 
                     $comment = array();
711 711 
                     $comment['comment_ID'] = $activity_logged;
712 712 
                     $comment['comment_approved'] = $status;
713 
-                    wp_update_comment( $comment );
713 
+                    wp_update_comment($comment);
714 714
715 715 
                 }
716 716
717 717 
             }
718 718
719 
-			if ( $complete ) {
719 
+			if ($complete) {
720 720 
 				// Run this *after* the lesson status has been created/updated
721 
-				do_action( 'sensei_user_lesson_end', $user_id, $lesson_id );
721 
+				do_action('sensei_user_lesson_end', $user_id, $lesson_id);
722 722 
 			}
723 723
724 724 
 		}
 
@@ -733,20 +733,20 @@  discard block
 
 block discarded – undo
733 733 
 	 * @param int $user_id
734 734 
 	 * @return boolean
735 735 
 	 */
736 
-	public static function sensei_remove_user_from_lesson( $lesson_id = 0, $user_id = 0, $from_course = false ) {
736 
+	public static function sensei_remove_user_from_lesson($lesson_id = 0, $user_id = 0, $from_course = false) {
737 737
738 738
739 
-		if( ! $lesson_id ) return false;
739 
+		if ( ! $lesson_id) return false;
740 740
741 
-		if( intval( $user_id ) == 0 ) {
741 
+		if (intval($user_id) == 0) {
742 742 
 			$user_id = get_current_user_id();
743 743 
 		}
744 744
745 745 
 		// Process quiz
746 
-		$lesson_quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
746 
+		$lesson_quiz_id = Sensei()->lesson->lesson_quizzes($lesson_id);
747 747
748 748 
 		// Delete quiz answers, this auto deletes the corresponding meta data, such as the question/answer grade
749 
-		Sensei_Utils::sensei_delete_quiz_answers( $lesson_quiz_id, $user_id );
749 
+		Sensei_Utils::sensei_delete_quiz_answers($lesson_quiz_id, $user_id);
750 750
751 751 
 		// Delete lesson status
752 752 
 		$args = array(
 
@@ -755,10 +755,10 @@  discard block
 
 block discarded – undo
755 755 
 			'user_id' => $user_id,
756 756 
 		);
757 757 
 		// This auto deletes the corresponding meta data, such as the quiz grade, and questions asked
758 
-		Sensei_Utils::sensei_delete_activities( $args );
758 
+		Sensei_Utils::sensei_delete_activities($args);
759 759
760 
-		if( ! $from_course ) {
761 
-			do_action( 'sensei_user_lesson_reset', $user_id, $lesson_id );
760 
+		if ( ! $from_course) {
761 
+			do_action('sensei_user_lesson_reset', $user_id, $lesson_id);
762 762 
 		}
763 763
764 764 
 		return true;
 
@@ -771,19 +771,19 @@  discard block
 
 block discarded – undo
771 771 
 	 * @param int $user_id
772 772 
 	 * @return boolean
773 773 
 	 */
774 
-	public static function sensei_remove_user_from_course( $course_id = 0, $user_id = 0 ) {
774 
+	public static function sensei_remove_user_from_course($course_id = 0, $user_id = 0) {
775 775
776 776
777 
-		if( ! $course_id ) return false;
777 
+		if ( ! $course_id) return false;
778 778
779 
-		if( intval( $user_id ) == 0 ) {
779 
+		if (intval($user_id) == 0) {
780 780 
 			$user_id = get_current_user_id();
781 781 
 		}
782 782
783 
-		$lesson_ids = Sensei()->course->course_lessons( $course_id, 'any', 'ids' );
783 
+		$lesson_ids = Sensei()->course->course_lessons($course_id, 'any', 'ids');
784 784
785 
-		foreach( $lesson_ids as $lesson_id ) {
786 
-			Sensei_Utils::sensei_remove_user_from_lesson( $lesson_id, $user_id, true );
785 
+		foreach ($lesson_ids as $lesson_id) {
786 
+			Sensei_Utils::sensei_remove_user_from_lesson($lesson_id, $user_id, true);
787 787 
 		}
788 788
789 789 
 		// Delete course status
 
@@ -793,36 +793,36 @@  discard block
 
 block discarded – undo
793 793 
 			'user_id' => $user_id,
794 794 
 		);
795 795
796 
-		Sensei_Utils::sensei_delete_activities( $args );
796 
+		Sensei_Utils::sensei_delete_activities($args);
797 797
798 
-		do_action( 'sensei_user_course_reset', $user_id, $course_id );
798 
+		do_action('sensei_user_course_reset', $user_id, $course_id);
799 799
800 800 
 		return true;
801 801 
 	}
802 802
803 
-	public static function sensei_get_quiz_questions( $quiz_id = 0 ) {
803 
+	public static function sensei_get_quiz_questions($quiz_id = 0) {
804 804
805 805
806 806 
 		$questions = array();
807 807
808 
-		if( intval( $quiz_id ) > 0 ) {
809 
-			$questions = Sensei()->lesson->lesson_quiz_questions( $quiz_id );
810 
-			$questions = Sensei_Utils::array_sort_reorder( $questions );
808 
+		if (intval($quiz_id) > 0) {
809 
+			$questions = Sensei()->lesson->lesson_quiz_questions($quiz_id);
810 
+			$questions = Sensei_Utils::array_sort_reorder($questions);
811 811 
 		}
812 812
813 813 
 		return $questions;
814 814 
 	}
815 815
816 
-	public static function sensei_get_quiz_total( $quiz_id = 0 ) {
816 
+	public static function sensei_get_quiz_total($quiz_id = 0) {
817 817
818 818
819 819 
 		$quiz_total = 0;
820 820
821 
-		if( $quiz_id > 0 ) {
822 
-			$questions = Sensei_Utils::sensei_get_quiz_questions( $quiz_id );
821 
+		if ($quiz_id > 0) {
822 
+			$questions = Sensei_Utils::sensei_get_quiz_questions($quiz_id);
823 823 
 			$question_grade = 0;
824 
-			foreach( $questions as $question ) {
825 
-				$question_grade = Sensei()->question->get_question_grade( $question->ID );
824 
+			foreach ($questions as $question) {
825 
+				$question_grade = Sensei()->question->get_question_grade($question->ID);
826 826 
 				$quiz_total += $question_grade;
827 827 
 			}
828 828 
 		}
 
@@ -837,20 +837,20 @@  discard block
 
 block discarded – undo
837 837 
 	 * @param int $user_id
838 838 
 	 * @return string
839 839 
 	 */
840 
-	public static function sensei_get_user_question_grade( $question = 0, $user_id = 0 ) {
840 
+	public static function sensei_get_user_question_grade($question = 0, $user_id = 0) {
841 841 
 		$question_grade = false;
842 
-		if( $question ) {
843 
-			if ( is_object( $question ) ) {
842 
+		if ($question) {
843 
+			if (is_object($question)) {
844 844 
 				$user_answer_id = $question->comment_ID;
845 845 
 			}
846 846 
 			else {
847 
-				if( intval( $user_id ) == 0 ) {
847 
+				if (intval($user_id) == 0) {
848 848 
 					$user_id = get_current_user_id();
849 849 
 				}
850 
-				$user_answer_id = Sensei_Utils::sensei_get_activity_value( array( 'post_id' => intval($question), 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID' ) );
850 
+				$user_answer_id = Sensei_Utils::sensei_get_activity_value(array('post_id' => intval($question), 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID'));
851 851 
 			}
852 
-			if ( $user_answer_id ) {
853 
-				$question_grade = get_comment_meta( $user_answer_id, 'user_grade', true );
852 
+			if ($user_answer_id) {
853 
+				$question_grade = get_comment_meta($user_answer_id, 'user_grade', true);
854 854 
 			}
855 855 
 		}
856 856 
 
@@ -865,52 +865,52 @@  discard block
 
 block discarded – undo
865 865 
 	 * @param int $user_id
866 866 
 	 * @return string
867 867 
 	 */
868 
-	public static function sensei_get_user_question_answer_notes( $question = 0, $user_id = 0 ) {
868 
+	public static function sensei_get_user_question_answer_notes($question = 0, $user_id = 0) {
869 869 
 		$answer_notes = false;
870 
-		if( $question ) {
871 
-			if ( is_object( $question ) ) {
870 
+		if ($question) {
871 
+			if (is_object($question)) {
872 872 
 				$user_answer_id = $question->comment_ID;
873 873 
 			}
874 874 
 			else {
875 
-				if( intval( $user_id ) == 0 ) {
875 
+				if (intval($user_id) == 0) {
876 876 
 					$user_id = get_current_user_id();
877 877 
 				}
878 
-				$user_answer_id = Sensei_Utils::sensei_get_activity_value( array( 'post_id' => intval($question), 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID' ) );
878 
+				$user_answer_id = Sensei_Utils::sensei_get_activity_value(array('post_id' => intval($question), 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID'));
879 879 
 			}
880 
-			if ( $user_answer_id ) {
881 
-				$answer_notes = base64_decode( get_comment_meta( $user_answer_id, 'answer_note', true ) );
880 
+			if ($user_answer_id) {
881 
+				$answer_notes = base64_decode(get_comment_meta($user_answer_id, 'answer_note', true));
882 882 
 			}
883 883 
 		}
884 884
885 885 
 		return $answer_notes;
886 886 
 	}
887 887
888 
-	public static function sensei_delete_quiz_answers( $quiz_id = 0, $user_id = 0 ) {
889 
-		if( intval( $user_id ) == 0 ) {
888 
+	public static function sensei_delete_quiz_answers($quiz_id = 0, $user_id = 0) {
889 
+		if (intval($user_id) == 0) {
890 890 
 			$user_id = get_current_user_id();
891 891 
 		}
892 892
893 893 
 		$delete_answers = false;
894 
-		if( intval( $quiz_id ) > 0 ) {
895 
-			$questions = Sensei_Utils::sensei_get_quiz_questions( $quiz_id );
896 
-			foreach( $questions as $question ) {
897 
-				$delete_answers = Sensei_Utils::sensei_delete_activities( array( 'post_id' => $question->ID, 'user_id' => $user_id, 'type' => 'sensei_user_answer' ) );
894 
+		if (intval($quiz_id) > 0) {
895 
+			$questions = Sensei_Utils::sensei_get_quiz_questions($quiz_id);
896 
+			foreach ($questions as $question) {
897 
+				$delete_answers = Sensei_Utils::sensei_delete_activities(array('post_id' => $question->ID, 'user_id' => $user_id, 'type' => 'sensei_user_answer'));
898 898 
 			}
899 899 
 		}
900 900
901 901 
 		return $delete_answers;
902 902 
 	}
903 903
904 
-	public static function sensei_delete_quiz_grade( $quiz_id = 0, $user_id = 0 ) {
905 
-		if( intval( $user_id ) == 0 ) {
904 
+	public static function sensei_delete_quiz_grade($quiz_id = 0, $user_id = 0) {
905 
+		if (intval($user_id) == 0) {
906 906 
 			$user_id = get_current_user_id();
907 907 
 		}
908 908
909 909 
 		$delete_grade = false;
910 
-		if( intval( $quiz_id ) > 0 ) {
911 
-			$lesson_id = get_post_meta( $quiz_id, '_quiz_lesson', true );
912 
-			$user_lesson_status = Sensei_Utils::user_lesson_status( $lesson_id, $user_id );
913 
-			$delete_grade = delete_comment_meta( $user_lesson_status->comment_ID, 'grade' );
910 
+		if (intval($quiz_id) > 0) {
911 
+			$lesson_id = get_post_meta($quiz_id, '_quiz_lesson', true);
912 
+			$user_lesson_status = Sensei_Utils::user_lesson_status($lesson_id, $user_id);
913 
+			$delete_grade = delete_comment_meta($user_lesson_status->comment_ID, 'grade');
914 914 
 		}
915 915
916 916 
 		return $delete_grade;
 
@@ -923,20 +923,20 @@  discard block
 
 block discarded – undo
923 923 
      * @param string $notes
924 924 
 	 * @return boolean
925 925 
 	 */
926 
-	public static function sensei_add_answer_notes( $question_id = 0, $user_id = 0, $notes = '' ) {
927 
-		if( intval( $user_id ) == 0 ) {
926 
+	public static function sensei_add_answer_notes($question_id = 0, $user_id = 0, $notes = '') {
927 
+		if (intval($user_id) == 0) {
928 928 
 			$user_id = get_current_user_id();
929 929 
 		}
930 930
931 931 
 		$activity_logged = false;
932 932
933 
-		if( intval( $question_id ) > 0 ) {
934 
-			$notes = base64_encode( $notes );
933 
+		if (intval($question_id) > 0) {
934 
+			$notes = base64_encode($notes);
935 935
936 936 
 			// Don't store empty values, no point
937 
-			if ( !empty($notes) ) {
938 
-				$user_lesson_id = Sensei_Utils::sensei_get_activity_value( array( 'post_id' => $question_id, 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID' ) );
939 
-				$activity_logged = update_comment_meta( $user_lesson_id, 'answer_note', $notes );
937 
+			if ( ! empty($notes)) {
938 
+				$user_lesson_id = Sensei_Utils::sensei_get_activity_value(array('post_id' => $question_id, 'user_id' => $user_id, 'type' => 'sensei_user_answer', 'field' => 'comment_ID'));
939 
+				$activity_logged = update_comment_meta($user_lesson_id, 'answer_note', $notes);
940 940 
 			}
941 941 
 			else {
942 942 
 				$activity_logged = true;
 
@@ -952,16 +952,16 @@  discard block
 
 block discarded – undo
952 952 
 	 * @param  array $return_array data to be ordered
953 953 
 	 * @return array $return_array ordered data
954 954 
 	 */
955 
-	public static function array_sort_reorder( $return_array ) {
956 
-		if ( isset( $_GET['orderby'] ) && '' != esc_html( $_GET['orderby'] ) ) {
955 
+	public static function array_sort_reorder($return_array) {
956 
+		if (isset($_GET['orderby']) && '' != esc_html($_GET['orderby'])) {
957 957 
 			$sort_key = '';
958 958 
 			// if ( array_key_exists( esc_html( $_GET['orderby'] ), $this->sortable_columns ) ) {
959 959 
 			// 	$sort_key = esc_html( $_GET['orderby'] );
960 960 
 			// } // End If Statement
961 
-			if ( '' != $sort_key ) {
962 
-					Sensei_Utils::sort_array_by_key($return_array,$sort_key);
963 
-				if ( isset( $_GET['order'] ) && 'desc' == esc_html( $_GET['order'] ) ) {
964 
-					$return_array = array_reverse( $return_array, true );
961 
+			if ('' != $sort_key) {
962 
+					Sensei_Utils::sort_array_by_key($return_array, $sort_key);
963 
+				if (isset($_GET['order']) && 'desc' == esc_html($_GET['order'])) {
964 
+					$return_array = array_reverse($return_array, true);
965 965 
 				} // End If Statement
966 966 
 			} // End If Statement
967 967 
 			return $return_array;
 
@@ -977,15 +977,15 @@  discard block
 
 block discarded – undo
977 977 
 	 * @param  $key string column name in array
978 978 
 	 * @return void
979 979 
 	 */
980 
-	public static function sort_array_by_key( $array, $key ) {
980 
+	public static function sort_array_by_key($array, $key) {
981 981 
 	    $sorter = array();
982 982 
 	    $ret = array();
983 
-	    reset( $array );
984 
-	    foreach ( $array as $ii => $va ) {
983 
+	    reset($array);
984 
+	    foreach ($array as $ii => $va) {
985 985 
 	        $sorter[$ii] = $va[$key];
986 986 
 	    } // End For Loop
987 
-	    asort( $sorter );
988 
-	    foreach ( $sorter as $ii => $va ) {
987 
+	    asort($sorter);
988 
+	    foreach ($sorter as $ii => $va) {
989 989 
 	        $ret[$ii] = $array[$ii];
990 990 
 	    } // End For Loop
991 991 
 	    $array = $ret;
 
@@ -997,10 +997,10 @@  discard block
 
 block discarded – undo
997 997 
 	 * @param  integer $quiz_id
998 998 
 	 * @return array of quiz questions
999 999 
 	 */
1000 
-	public static function lesson_quiz_questions( $quiz_id = 0 ) {
1000 
+	public static function lesson_quiz_questions($quiz_id = 0) {
1001 1001 
 		$questions_array = array();
1002 
-		if ( 0 < $quiz_id ) {
1003 
-			$question_args = array( 'post_type'         => 'question',
1002 
+		if (0 < $quiz_id) {
1003 
+			$question_args = array('post_type'         => 'question',
1004 1004 
                                     'posts_per_page'       => -1,
1005 1005 
                                     'orderby'           => 'ID',
1006 1006 
                                     'order'             => 'ASC',
 
@@ -1013,7 +1013,7 @@  discard block
 
 block discarded – undo
1013 1013 
                                     'post_status'       => 'any',
1014 1014 
                                     'suppress_filters'  => 0
1015 1015 
                                 );
1016 
-            $questions_array = get_posts( $question_args );
1016 
+            $questions_array = get_posts($question_args);
1017 1017 
         } // End If Statement
1018 1018 
         return $questions_array;
1019 1019 
 	} // End lesson_quiz_questions()
 
@@ -1023,25 +1023,25 @@  discard block
 
 block discarded – undo
1023 1023 
 	 * @param  integer $course_id ID of course
1024 1024 
 	 * @return integer            Pass mark for course
1025 1025 
 	 */
1026 
-	public static function sensei_course_pass_grade( $course_id = 0 ) {
1026 
+	public static function sensei_course_pass_grade($course_id = 0) {
1027 1027
1028 1028
1029 1029 
 		$course_passmark = 0;
1030 1030
1031 
-		if( $course_id > 0 ) {
1032 
-			$lessons = Sensei()->course->course_lessons( $course_id );
1031 
+		if ($course_id > 0) {
1032 
+			$lessons = Sensei()->course->course_lessons($course_id);
1033 1033 
 			$lesson_count = 0;
1034 1034 
 			$total_passmark = 0;
1035 
-			foreach( $lessons as $lesson ) {
1035 
+			foreach ($lessons as $lesson) {
1036 1036
1037 1037 
 				// Get Quiz ID
1038 
-				$quiz_id = Sensei()->lesson->lesson_quizzes( $lesson->ID );
1038 
+				$quiz_id = Sensei()->lesson->lesson_quizzes($lesson->ID);
1039 1039
1040 1040 
 				// Check for a pass being required
1041 
-				$pass_required = get_post_meta( $quiz_id, '_pass_required', true );
1042 
-				if ( $pass_required ) {
1041 
+				$pass_required = get_post_meta($quiz_id, '_pass_required', true);
1042 
+				if ($pass_required) {
1043 1043 
 					// Get quiz passmark
1044 
-					$quiz_passmark = absint( get_post_meta( $quiz_id, '_quiz_passmark', true ) );
1044 
+					$quiz_passmark = absint(get_post_meta($quiz_id, '_quiz_passmark', true));
1045 1045
1046 1046 
 					// Add up total passmark
1047 1047 
 					$total_passmark += $quiz_passmark;
 
@@ -1050,12 +1050,12 @@  discard block
 
 block discarded – undo
1050 1050 
 				}
1051 1051 
 			}
1052 1052 
 			// Might be a case of no required lessons
1053 
-			if ( $lesson_count ) {
1054 
-				$course_passmark = ( $total_passmark / $lesson_count );
1053 
+			if ($lesson_count) {
1054 
+				$course_passmark = ($total_passmark / $lesson_count);
1055 1055 
 			}
1056 1056 
 		}
1057 1057
1058 
-		return Sensei_Utils::round( $course_passmark );
1058 
+		return Sensei_Utils::round($course_passmark);
1059 1059 
 	}
1060 1060
1061 1061 
 	/**
 
@@ -1064,27 +1064,27 @@  discard block
 
 block discarded – undo
1064 1064 
 	 * @param  integer $user_id   ID of user
1065 1065 
 	 * @return integer            User's total grade
1066 1066 
 	 */
1067 
-	public static function sensei_course_user_grade( $course_id = 0, $user_id = 0 ) {
1067 
+	public static function sensei_course_user_grade($course_id = 0, $user_id = 0) {
1068 1068
1069 1069
1070 
-		if( intval( $user_id ) == 0 ) {
1070 
+		if (intval($user_id) == 0) {
1071 1071 
 			$user_id = get_current_user_id();
1072 1072 
 		}
1073 1073
1074 1074 
 		$total_grade = 0;
1075 1075
1076 
-		if( $course_id > 0 && $user_id > 0 ) {
1077 
-			$lessons = Sensei()->course->course_lessons( $course_id );
1076 
+		if ($course_id > 0 && $user_id > 0) {
1077 
+			$lessons = Sensei()->course->course_lessons($course_id);
1078 1078 
 			$lesson_count = 0;
1079 1079 
 			$total_grade = 0;
1080 
-			foreach( $lessons as $lesson ) {
1080 
+			foreach ($lessons as $lesson) {
1081 1081
1082 1082 
 				// Check for lesson having questions, thus a quiz, thus having a grade
1083 
-				$has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
1084 
-				if ( $has_questions ) {
1085 
-					$user_lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, $user_id );
1083 
+				$has_questions = get_post_meta($lesson->ID, '_quiz_has_questions', true);
1084 
+				if ($has_questions) {
1085 
+					$user_lesson_status = Sensei_Utils::user_lesson_status($lesson->ID, $user_id);
1086 1086 
 					// Get user quiz grade
1087 
-					$quiz_grade = get_comment_meta( $user_lesson_status->comment_ID, 'grade', true );
1087 
+					$quiz_grade = get_comment_meta($user_lesson_status->comment_ID, 'grade', true);
1088 1088
1089 1089 
 					// Add up total grade
1090 1090 
 					$total_grade += $quiz_grade;
 
@@ -1094,13 +1094,13 @@  discard block
 
 block discarded – undo
1094 1094 
 			}
1095 1095
1096 1096 
 			// Might be a case of no lessons with quizzes
1097 
-			if ( $lesson_count ) {
1098 
-				$total_grade = ( $total_grade / $lesson_count );
1097 
+			if ($lesson_count) {
1098 
+				$total_grade = ($total_grade / $lesson_count);
1099 1099 
 			}
1100 1100
1101 1101 
 		}
1102 1102
1103 
-		return Sensei_Utils::round( $total_grade );
1103 
+		return Sensei_Utils::round($total_grade);
1104 1104 
 	}
1105 1105
1106 1106 
 	/**
 
@@ -1109,18 +1109,18 @@  discard block
 
 block discarded – undo
1109 1109 
 	 * @param  integer $user_id   ID of user
1110 1110 
 	 * @return boolean
1111 1111 
 	 */
1112 
-	public static function sensei_user_passed_course( $course_id = 0, $user_id = 0 ) {
1113 
-		if( intval( $user_id ) == 0 ) {
1112 
+	public static function sensei_user_passed_course($course_id = 0, $user_id = 0) {
1113 
+		if (intval($user_id) == 0) {
1114 1114 
 			$user_id = get_current_user_id();
1115 1115 
 		}
1116 1116
1117 1117 
 		$pass = false;
1118 1118
1119 
-		if( $course_id > 0 && $user_id > 0 ) {
1120 
-			$passmark = Sensei_Utils::sensei_course_pass_grade( $course_id );
1121 
-			$user_grade = Sensei_Utils::sensei_course_user_grade( $course_id, $user_id );
1119 
+		if ($course_id > 0 && $user_id > 0) {
1120 
+			$passmark = Sensei_Utils::sensei_course_pass_grade($course_id);
1121 
+			$user_grade = Sensei_Utils::sensei_course_user_grade($course_id, $user_id);
1122 1122
1123 
-			if( $user_grade >= $passmark ) {
1123 
+			if ($user_grade >= $passmark) {
1124 1124 
 				$pass = true;
1125 1125 
 			}
1126 1126 
 		}
 
@@ -1135,38 +1135,38 @@  discard block
 
 block discarded – undo
1135 1135 
 	 * @param  integer $user_id   ID of user
1136 1136 
 	 * @return array              Status code and message
1137 1137 
 	 */
1138 
-	public static function sensei_user_course_status_message( $course_id = 0, $user_id = 0 ) {
1139 
-		if( intval( $user_id ) == 0 ) {
1138 
+	public static function sensei_user_course_status_message($course_id = 0, $user_id = 0) {
1139 
+		if (intval($user_id) == 0) {
1140 1140 
 			$user_id = get_current_user_id();
1141 1141 
 		}
1142 1142
1143 1143 
 		$status = 'not_started';
1144 1144 
 		$box_class = 'info';
1145 
-		$message = __( 'You have not started this course yet.', 'woothemes-sensei' );
1145 
+		$message = __('You have not started this course yet.', 'woothemes-sensei');
1146 1146
1147 
-		if( $course_id > 0 && $user_id > 0 ) {
1147 
+		if ($course_id > 0 && $user_id > 0) {
1148 1148
1149 
-			$started_course = Sensei_Utils::user_started_course( $course_id, $user_id );
1149 
+			$started_course = Sensei_Utils::user_started_course($course_id, $user_id);
1150 1150
1151 
-			if( $started_course ) {
1152 
-				$passmark = Sensei_Utils::sensei_course_pass_grade( $course_id ); // This happens inside sensei_user_passed_course()!
1153 
-				$user_grade = Sensei_Utils::sensei_course_user_grade( $course_id, $user_id ); // This happens inside sensei_user_passed_course()!
1154 
-				if( $user_grade >= $passmark ) {
1151 
+			if ($started_course) {
1152 
+				$passmark = Sensei_Utils::sensei_course_pass_grade($course_id); // This happens inside sensei_user_passed_course()!
1153 
+				$user_grade = Sensei_Utils::sensei_course_user_grade($course_id, $user_id); // This happens inside sensei_user_passed_course()!
1154 
+				if ($user_grade >= $passmark) {
1155 1155 
 					$status = 'passed';
1156 1156 
 					$box_class = 'tick';
1157 
-					$message = sprintf( __( 'You have passed this course with a grade of %1$d%%.', 'woothemes-sensei' ), $user_grade );
1157 
+					$message = sprintf(__('You have passed this course with a grade of %1$d%%.', 'woothemes-sensei'), $user_grade);
1158 1158 
 				} else {
1159 1159 
 					$status = 'failed';
1160 1160 
 					$box_class = 'alert';
1161 
-					$message = sprintf( __( 'You require %1$d%% to pass this course. Your grade is %2$s%%.', 'woothemes-sensei' ), $passmark, $user_grade );
1161 
+					$message = sprintf(__('You require %1$d%% to pass this course. Your grade is %2$s%%.', 'woothemes-sensei'), $passmark, $user_grade);
1162 1162 
 				}
1163 1163 
 			}
1164 1164
1165 1165 
 		}
1166 1166
1167 
-		$message = apply_filters( 'sensei_user_course_status_' . $status, $message );
1167 
+		$message = apply_filters('sensei_user_course_status_'.$status, $message);
1168 1168
1169 
-		return array( 'status' => $status, 'box_class' => $box_class, 'message' => $message );
1169 
+		return array('status' => $status, 'box_class' => $box_class, 'message' => $message);
1170 1170 
 	}
1171 1171
1172 1172 
 	/**
 
@@ -1176,94 +1176,94 @@  discard block
 
 block discarded – undo
1176 1176 
      * @param  bool $is_lesson
1177 1177 
 	 * @return array              Status code and message
1178 1178 
 	 */
1179 
-	public static function sensei_user_quiz_status_message( $lesson_id = 0, $user_id = 0, $is_lesson = false ) {
1179 
+	public static function sensei_user_quiz_status_message($lesson_id = 0, $user_id = 0, $is_lesson = false) {
1180 1180 
 		global  $current_user;
1181 
-		if( intval( $user_id ) == 0 ) {
1181 
+		if (intval($user_id) == 0) {
1182 1182 
 			$user_id = $current_user->ID;
1183 1183 
 		}
1184 1184
1185 1185 
 		$status = 'not_started';
1186 1186 
 		$box_class = 'info';
1187 
-		$message = __( "You have not taken this lesson's quiz yet", 'woothemes-sensei' );
1187 
+		$message = __("You have not taken this lesson's quiz yet", 'woothemes-sensei');
1188 1188 
 		$extra = '';
1189 1189
1190 
-		if( $lesson_id > 0 && $user_id > 0 ) {
1190 
+		if ($lesson_id > 0 && $user_id > 0) {
1191 1191
1192 1192 
 			// Prerequisite lesson
1193 
-			$prerequisite = get_post_meta( $lesson_id, '_lesson_prerequisite', true );
1193 
+			$prerequisite = get_post_meta($lesson_id, '_lesson_prerequisite', true);
1194 1194
1195 1195 
 			// Course ID
1196 
-			$course_id = absint( get_post_meta( $lesson_id, '_lesson_course', true ) );
1196 
+			$course_id = absint(get_post_meta($lesson_id, '_lesson_course', true));
1197 1197
1198 1198 
 			// Has user started course
1199 
-			$started_course = Sensei_Utils::user_started_course( $course_id, $user_id );
1199 
+			$started_course = Sensei_Utils::user_started_course($course_id, $user_id);
1200 1200
1201 1201 
 			// Has user completed lesson
1202 
-			$user_lesson_status = Sensei_Utils::user_lesson_status( $lesson_id, $user_id );
1203 
-			$lesson_complete = Sensei_Utils::user_completed_lesson( $user_lesson_status );
1202 
+			$user_lesson_status = Sensei_Utils::user_lesson_status($lesson_id, $user_id);
1203 
+			$lesson_complete = Sensei_Utils::user_completed_lesson($user_lesson_status);
1204 1204
1205 1205 
 			// Quiz ID
1206 
-			$quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
1206 
+			$quiz_id = Sensei()->lesson->lesson_quizzes($lesson_id);
1207 1207
1208 1208 
 			// Quiz grade
1209 1209 
 			$quiz_grade = 0;
1210 
-			if ( $user_lesson_status ) {
1211 
-				$quiz_grade = get_comment_meta( $user_lesson_status->comment_ID, 'grade', true );
1210 
+			if ($user_lesson_status) {
1211 
+				$quiz_grade = get_comment_meta($user_lesson_status->comment_ID, 'grade', true);
1212 1212 
 			}
1213 1213
1214 1214 
 			// Quiz passmark
1215 
-			$quiz_passmark = absint( get_post_meta( $quiz_id, '_quiz_passmark', true ) );
1215 
+			$quiz_passmark = absint(get_post_meta($quiz_id, '_quiz_passmark', true));
1216 1216 
 			$quiz_passmark_float = (float) $quiz_passmark;
1217 1217
1218 1218 
 			// Pass required
1219 
-			$pass_required = get_post_meta( $quiz_id, '_pass_required', true );
1219 
+			$pass_required = get_post_meta($quiz_id, '_pass_required', true);
1220 1220
1221 1221 
 			// Quiz questions
1222 
-			$has_quiz_questions = get_post_meta( $lesson_id, '_quiz_has_questions', true );
1222 
+			$has_quiz_questions = get_post_meta($lesson_id, '_quiz_has_questions', true);
1223 1223
1224 
-			if ( ! $started_course ) {
1224 
+			if ( ! $started_course) {
1225 1225
1226 1226 
 				$status = 'not_started_course';
1227 1227 
 				$box_class = 'info';
1228 
-				$message = sprintf( __( 'Please sign up for %1$sthe course%2$s before taking this quiz', 'woothemes-sensei' ), '<a href="' . esc_url( get_permalink( $course_id ) ) . '" title="' . esc_attr( __( 'Sign Up', 'woothemes-sensei' ) ) . '">', '</a>' );
1228 
+				$message = sprintf(__('Please sign up for %1$sthe course%2$s before taking this quiz', 'woothemes-sensei'), '<a href="'.esc_url(get_permalink($course_id)).'" title="'.esc_attr(__('Sign Up', 'woothemes-sensei')).'">', '</a>');
1229 1229
1230 
-			} elseif ( ! is_user_logged_in() ) {
1230 
+			} elseif ( ! is_user_logged_in()) {
1231 1231
1232 1232 
 				$status = 'login_required';
1233 1233 
 				$box_class = 'info';
1234 
-				$message = __( 'You must be logged in to take this quiz', 'woothemes-sensei' );
1234 
+				$message = __('You must be logged in to take this quiz', 'woothemes-sensei');
1235 1235
1236 1236 
 			}
1237 1237 
 			// Lesson/Quiz is marked as complete thus passing any quiz restrictions
1238 
-			elseif ( $lesson_complete ) {
1238 
+			elseif ($lesson_complete) {
1239 1239
1240 1240 
 				$status = 'passed';
1241 1241 
 				$box_class = 'tick';
1242 1242 
 				// Lesson status will be "complete" (has no Quiz)
1243 
-				if ( ! $has_quiz_questions ) {
1244 
-					$message = sprintf( __( 'Congratulations! You have passed this lesson.', 'woothemes-sensei' ) );
1243 
+				if ( ! $has_quiz_questions) {
1244 
+					$message = sprintf(__('Congratulations! You have passed this lesson.', 'woothemes-sensei'));
1245 1245 
 				}
1246 1246 
 				// Lesson status will be "graded" (no passmark required so might have failed all the questions)
1247 
-				elseif ( empty( $quiz_grade ) ) {
1248 
-					$message = sprintf( __( 'Congratulations! You have completed this lesson.', 'woothemes-sensei' ) );
1247 
+				elseif (empty($quiz_grade)) {
1248 
+					$message = sprintf(__('Congratulations! You have completed this lesson.', 'woothemes-sensei'));
1249 1249 
 				}
1250 1250 
 				// Lesson status will be "passed" (passmark reached)
1251 
-				elseif ( ! empty( $quiz_grade ) && abs( $quiz_grade ) >= 0 ) {
1252 
-					if( $is_lesson ) {
1253 
-						$message = sprintf( __( 'Congratulations! You have passed this lesson\'s quiz achieving %s%%', 'woothemes-sensei' ), Sensei_Utils::round( $quiz_grade ) );
1251 
+				elseif ( ! empty($quiz_grade) && abs($quiz_grade) >= 0) {
1252 
+					if ($is_lesson) {
1253 
+						$message = sprintf(__('Congratulations! You have passed this lesson\'s quiz achieving %s%%', 'woothemes-sensei'), Sensei_Utils::round($quiz_grade));
1254 1254 
 					} else {
1255 
-						$message = sprintf( __( 'Congratulations! You have passed this quiz achieving %s%%', 'woothemes-sensei' ),  Sensei_Utils::round( $quiz_grade ) );
1255 
+						$message = sprintf(__('Congratulations! You have passed this quiz achieving %s%%', 'woothemes-sensei'), Sensei_Utils::round($quiz_grade));
1256 1256 
 					}
1257 1257 
 				}
1258 1258
1259 1259 
                 // add next lesson button
1260 
-                $nav_id_array = sensei_get_prev_next_lessons( $lesson_id );
1261 
-                $next_lesson_id = absint( $nav_id_array['next_lesson'] );
1260 
+                $nav_id_array = sensei_get_prev_next_lessons($lesson_id);
1261 
+                $next_lesson_id = absint($nav_id_array['next_lesson']);
1262 1262
1263 1263 
                 // Output HTML
1264 
-                if ( ( 0 < $next_lesson_id ) ) {
1265 
-                    $message .= ' ' . '<a class="next-lesson" href="' . esc_url( get_permalink( $next_lesson_id ) )
1266 
-                                . '" rel="next"><span class="meta-nav"></span>'. __( 'Next Lesson' ,'woothemes-sensei')
1264 
+                if ((0 < $next_lesson_id)) {
1265 
+                    $message .= ' '.'<a class="next-lesson" href="'.esc_url(get_permalink($next_lesson_id))
1266 
+                                . '" rel="next"><span class="meta-nav"></span>'.__('Next Lesson', 'woothemes-sensei')
1267 1267 
                                 .'</a>';
1268 1268
1269 1269 
                 }
 
@@ -1272,33 +1272,33 @@  discard block
 
 block discarded – undo
1272 1272 
             // Lesson/Quiz not complete
1273 1273 
 			else {
1274 1274 
 				// Lesson/Quiz isn't "complete" instead it's ungraded (previously this "state" meant that it *was* complete)
1275 
-				if ( isset( $user_lesson_status->comment_approved ) && 'ungraded' == $user_lesson_status->comment_approved ) {
1275 
+				if (isset($user_lesson_status->comment_approved) && 'ungraded' == $user_lesson_status->comment_approved) {
1276 1276 
 					$status = 'complete';
1277 1277 
 					$box_class = 'info';
1278 
-					if( $is_lesson ) {
1279 
-						$message = sprintf( __( 'You have completed this lesson\'s quiz and it will be graded soon. %1$sView the lesson quiz%2$s', 'woothemes-sensei' ), '<a href="' . esc_url( get_permalink( $quiz_id ) ) . '" title="' . esc_attr( get_the_title( $quiz_id ) ) . '">', '</a>' );
1278 
+					if ($is_lesson) {
1279 
+						$message = sprintf(__('You have completed this lesson\'s quiz and it will be graded soon. %1$sView the lesson quiz%2$s', 'woothemes-sensei'), '<a href="'.esc_url(get_permalink($quiz_id)).'" title="'.esc_attr(get_the_title($quiz_id)).'">', '</a>');
1280 1280 
 					} else {
1281 
-						$message = sprintf( __( 'You have completed this quiz and it will be graded soon. You require %1$s%% to pass.', 'woothemes-sensei' ),  Sensei_Utils::round( $quiz_passmark ) );
1281 
+						$message = sprintf(__('You have completed this quiz and it will be graded soon. You require %1$s%% to pass.', 'woothemes-sensei'), Sensei_Utils::round($quiz_passmark));
1282 1282 
 					}
1283 1283 
 				}
1284 1284 
 				// Lesson status must be "failed"
1285 
-				elseif ( isset( $user_lesson_status->comment_approved ) && 'failed' == $user_lesson_status->comment_approved ) {
1285 
+				elseif (isset($user_lesson_status->comment_approved) && 'failed' == $user_lesson_status->comment_approved) {
1286 1286 
 					$status = 'failed';
1287 1287 
 					$box_class = 'alert';
1288 
-					if( $is_lesson ) {
1289 
-						$message = sprintf( __( 'You require %1$d%% to pass this lesson\'s quiz. Your grade is %2$s%%', 'woothemes-sensei' ),  Sensei_Utils::round( $quiz_passmark ),  Sensei_Utils::round( $quiz_grade ) );
1288 
+					if ($is_lesson) {
1289 
+						$message = sprintf(__('You require %1$d%% to pass this lesson\'s quiz. Your grade is %2$s%%', 'woothemes-sensei'), Sensei_Utils::round($quiz_passmark), Sensei_Utils::round($quiz_grade));
1290 1290 
 					} else {
1291 
-						$message = sprintf( __( 'You require %1$d%% to pass this quiz. Your grade is %2$s%%', 'woothemes-sensei' ),  Sensei_Utils::round( $quiz_passmark ),  Sensei_Utils::round( $quiz_grade ) );
1291 
+						$message = sprintf(__('You require %1$d%% to pass this quiz. Your grade is %2$s%%', 'woothemes-sensei'), Sensei_Utils::round($quiz_passmark), Sensei_Utils::round($quiz_grade));
1292 1292 
 					}
1293 1293 
 				}
1294 1294 
 				// Lesson/Quiz requires a pass
1295 
-				elseif( $pass_required ) {
1295 
+				elseif ($pass_required) {
1296 1296 
 					$status = 'not_started';
1297 1297 
 					$box_class = 'info';
1298 
-					if( $is_lesson ) {
1299 
-						$message = sprintf( __( 'You require %1$d%% to pass this lesson\'s quiz.', 'woothemes-sensei' ),  Sensei_Utils::round( $quiz_passmark ) );
1298 
+					if ($is_lesson) {
1299 
+						$message = sprintf(__('You require %1$d%% to pass this lesson\'s quiz.', 'woothemes-sensei'), Sensei_Utils::round($quiz_passmark));
1300 1300 
 					} else {
1301 
-						$message = sprintf( __( 'You require %1$d%% to pass this quiz.', 'woothemes-sensei' ),  Sensei_Utils::round( $quiz_passmark ) );
1301 
+						$message = sprintf(__('You require %1$d%% to pass this quiz.', 'woothemes-sensei'), Sensei_Utils::round($quiz_passmark));
1302 1302 
 					}
1303 1303 
 				}
1304 1304 
 			}
 
@@ -1306,15 +1306,15 @@  discard block
 
 block discarded – undo
1306 1306 
 		}
1307 1307
1308 1308 
 		// Legacy filter
1309 
-		$message = apply_filters( 'sensei_user_quiz_status_' . $status, $message );
1309 
+		$message = apply_filters('sensei_user_quiz_status_'.$status, $message);
1310 1310
1311 
-		if( $is_lesson && ! in_array( $status, array( 'login_required', 'not_started_course' ) ) ) {
1312 
-            $quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
1313 
-			$extra = '<p><a class="button" href="' . esc_url( get_permalink( $quiz_id ) ) . '" title="' .  __( 'View the lesson quiz', 'woothemes-sensei' ) . '">' .  __( 'View the lesson quiz', 'woothemes-sensei' )  . '</a></p>';
1311 
+		if ($is_lesson && ! in_array($status, array('login_required', 'not_started_course'))) {
1312 
+            $quiz_id = Sensei()->lesson->lesson_quizzes($lesson_id);
1313 
+			$extra = '<p><a class="button" href="'.esc_url(get_permalink($quiz_id)).'" title="'.__('View the lesson quiz', 'woothemes-sensei').'">'.__('View the lesson quiz', 'woothemes-sensei').'</a></p>';
1314 1314 
 		}
1315 1315
1316 1316 
 		// Filter of all messages
1317 
-		return apply_filters( 'sensei_user_quiz_status', array( 'status' => $status, 'box_class' => $box_class, 'message' => $message, 'extra' => $extra ), $lesson_id, $user_id, $is_lesson );
1317 
+		return apply_filters('sensei_user_quiz_status', array('status' => $status, 'box_class' => $box_class, 'message' => $message, 'extra' => $extra), $lesson_id, $user_id, $is_lesson);
1318 1318 
 	}
1319 1319
1320 1320 
 	/**
 
@@ -1324,14 +1324,14 @@  discard block
 
 block discarded – undo
1324 1324 
 	 * @param  integer $course_id Course ID
1325 1325 
 	 * @return mixed boolean or comment_ID
1326 1326 
 	 */
1327 
-	public static function user_start_course( $user_id = 0, $course_id = 0 ) {
1327 
+	public static function user_start_course($user_id = 0, $course_id = 0) {
1328 1328
1329 1329 
 		$activity_logged = false;
1330 1330
1331 
-		if( $user_id && $course_id ) {
1331 
+		if ($user_id && $course_id) {
1332 1332 
 			// Check if user is already on the Course
1333 
-			$activity_logged = Sensei_Utils::user_started_course( $course_id, $user_id );
1334 
-			if ( ! $activity_logged ) {
1333 
+			$activity_logged = Sensei_Utils::user_started_course($course_id, $user_id);
1334 
+			if ( ! $activity_logged) {
1335 1335
1336 1336 
 				// Add user to course
1337 1337 
 				$course_metadata = array(
 
@@ -1340,11 +1340,11 @@  discard block
 
 block discarded – undo
1340 1340 
 					'complete' => 0,
1341 1341 
 				);
1342 1342
1343 
-				$activity_logged = Sensei_Utils::update_course_status( $user_id, $course_id, $course_status = 'in-progress', $course_metadata );
1343 
+				$activity_logged = Sensei_Utils::update_course_status($user_id, $course_id, $course_status = 'in-progress', $course_metadata);
1344 1344
1345 1345 
 				// Allow further actions
1346 
-				if ( $activity_logged ) {
1347 
-					do_action( 'sensei_user_course_start', $user_id, $course_id );
1346 
+				if ($activity_logged) {
1347 
+					do_action('sensei_user_course_start', $user_id, $course_id);
1348 1348 
 				}
1349 1349 
 			}
1350 1350 
 		}
 
@@ -1360,19 +1360,19 @@  discard block
 
 block discarded – undo
1360 1360 
 	 * @param int $user_id
1361 1361 
 	 * @return mixed false or comment_ID
1362 1362 
 	 */
1363 
-	public static function user_started_course( $course_id = 0, $user_id = 0 ) {
1363 
+	public static function user_started_course($course_id = 0, $user_id = 0) {
1364 1364
1365 
-		if( $course_id ) {
1366 
-			if( ! $user_id ) {
1365 
+		if ($course_id) {
1366 
+			if ( ! $user_id) {
1367 1367 
 				$user_id = get_current_user_id();
1368 1368 
 			}
1369 1369
1370 
-            if( ! $user_id > 0 ){
1370 
+            if ( ! $user_id > 0) {
1371 1371 
                 return false;
1372 1372 
             }
1373 1373
1374 
-			$user_course_status_id = Sensei_Utils::sensei_get_activity_value( array( 'post_id' => $course_id, 'user_id' => $user_id, 'type' => 'sensei_course_status', 'field' => 'comment_ID' ) );
1375 
-			if( $user_course_status_id ) {
1374 
+			$user_course_status_id = Sensei_Utils::sensei_get_activity_value(array('post_id' => $course_id, 'user_id' => $user_id, 'type' => 'sensei_course_status', 'field' => 'comment_ID'));
1375 
+			if ($user_course_status_id) {
1376 1376 
 				return $user_course_status_id;
1377 1377 
 			}
1378 1378 
 		}
 
@@ -1387,17 +1387,17 @@  discard block
 
 block discarded – undo
1387 1387 
 	 * @param  integer $user_id   User ID
1388 1388 
 	 * @return int
1389 1389 
 	 */
1390 
-	public static function user_complete_course( $course_id = 0, $user_id = 0 ) {
1390 
+	public static function user_complete_course($course_id = 0, $user_id = 0) {
1391 1391 
 		global  $wp_version;
1392 1392
1393 
-		if( $course_id ) {
1394 
-			if( ! $user_id ) {
1393 
+		if ($course_id) {
1394 
+			if ( ! $user_id) {
1395 1395 
 				$user_id = get_current_user_id();
1396 1396 
 			}
1397 1397
1398 1398 
 			$course_status = 'in-progress';
1399 1399 
 			$course_metadata = array();
1400 
-			$course_completion = Sensei()->settings->settings[ 'course_completion' ];
1400 
+			$course_completion = Sensei()->settings->settings['course_completion'];
1401 1401 
 			$lessons_completed = $total_lessons = 0;
1402 1402 
 			$lesson_status_args = array(
1403 1403 
 					'user_id' => $user_id,
 
@@ -1406,8 +1406,8 @@  discard block
 
 block discarded – undo
1406 1406 
 				);
1407 1407
1408 1408 
 			// Grab all of this Courses' lessons, looping through each...
1409 
-			$lesson_ids = Sensei()->course->course_lessons( $course_id, 'any', 'ids' );
1410 
-			$total_lessons = count( $lesson_ids );
1409 
+			$lesson_ids = Sensei()->course->course_lessons($course_id, 'any', 'ids');
1410 
+			$total_lessons = count($lesson_ids);
1411 1411 
 				// ...if course completion not set to 'passed', and all lessons are complete or graded,
1412 1412 
 				// ......then all lessons are 'passed'
1413 1413 
 				// ...else if course completion is set to 'passed', check if each lesson has questions...
 
@@ -1420,29 +1420,29 @@  discard block
 
 block discarded – undo
1420 1420 
 			// The below checks if a lesson is fully completed, though maybe should be Utils::user_completed_lesson()
1421 1421 
 			$all_lesson_statuses = array();
1422 1422 
 			// In WordPress 4.1 get_comments() allows a single query to cover multiple comment_post_IDs
1423 
-			if ( version_compare($wp_version, '4.1', '>=') ) {
1423 
+			if (version_compare($wp_version, '4.1', '>=')) {
1424 1424 
 				$lesson_status_args['post__in'] = $lesson_ids;
1425 
-				$all_lesson_statuses = Sensei_Utils::sensei_check_for_activity( $lesson_status_args, true );
1425 
+				$all_lesson_statuses = Sensei_Utils::sensei_check_for_activity($lesson_status_args, true);
1426 1426 
 				// Need to always return an array, even with only 1 item
1427 
-				if ( !is_array($all_lesson_statuses) ) {
1428 
-					$all_lesson_statuses = array( $all_lesson_statuses );
1427 
+				if ( ! is_array($all_lesson_statuses)) {
1428 
+					$all_lesson_statuses = array($all_lesson_statuses);
1429 1429 
 				}
1430 1430 
 			}
1431 1431 
 			// ...otherwise check each one
1432 1432 
 			else {
1433 
-				foreach( $lesson_ids as $lesson_id ) {
1433 
+				foreach ($lesson_ids as $lesson_id) {
1434 1434 
 					$lesson_status_args['post_id'] = $lesson_id;
1435 
-					$each_lesson_status = Sensei_Utils::sensei_check_for_activity( $lesson_status_args, true );
1435 
+					$each_lesson_status = Sensei_Utils::sensei_check_for_activity($lesson_status_args, true);
1436 1436 
 					// Check for valid return before using
1437 
-					if ( !empty($each_lesson_status->comment_approved) ) {
1437 
+					if ( ! empty($each_lesson_status->comment_approved)) {
1438 1438 
 						$all_lesson_statuses[] = $each_lesson_status;
1439 1439 
 					}
1440 1440 
 				}
1441 1441 
 			}
1442 
-			foreach( $all_lesson_statuses as $lesson_status ) {
1442 
+			foreach ($all_lesson_statuses as $lesson_status) {
1443 1443 
 				// If lessons are complete without needing quizzes to be passed
1444 
-				if ( 'passed' != $course_completion ) {
1445 
-					switch ( $lesson_status->comment_approved ) {
1444 
+				if ('passed' != $course_completion) {
1445 
+					switch ($lesson_status->comment_approved) {
1446 1446 
 						// A user cannot 'complete' a course if a lesson...
1447 1447 
 						case 'in-progress': // ...is still in progress
1448 1448 
 						case 'ungraded': // ...hasn't yet been graded
 
@@ -1454,7 +1454,7 @@  discard block
 
 block discarded – undo
1454 1454 
 					}
1455 1455 
 				}
1456 1456 
 				else {
1457 
-					switch ( $lesson_status->comment_approved ) {
1457 
+					switch ($lesson_status->comment_approved) {
1458 1458 
 						case 'complete': // Lesson has no quiz/questions
1459 1459 
 						case 'graded': // Lesson has quiz, but it's not important what the grade was
1460 1460 
 						case 'passed': // Lesson has quiz and the user passed
 
@@ -1468,20 +1468,20 @@  discard block
 
 block discarded – undo
1468 1468 
 					}
1469 1469 
 				}
1470 1470 
 			} // Each lesson
1471 
-			if ( $lessons_completed == $total_lessons ) {
1471 
+			if ($lessons_completed == $total_lessons) {
1472 1472 
 				$course_status = 'complete';
1473 1473 
 			}
1474 1474
1475 1475 
 			// Update meta data on how many lessons have been completed
1476 1476 
 			$course_metadata['complete'] = $lessons_completed;
1477 1477 
 			// update the overall percentage of the course lessons complete (or graded) compared to 'in-progress' regardless of the above
1478 
-			$course_metadata['percent'] = abs( round( ( doubleval( $lessons_completed ) * 100 ) / ( $total_lessons ), 0 ) );
1478 
+			$course_metadata['percent'] = abs(round((doubleval($lessons_completed) * 100) / ($total_lessons), 0));
1479 1479
1480 
-			$activity_logged = Sensei_Utils::update_course_status( $user_id, $course_id, $course_status, $course_metadata );
1480 
+			$activity_logged = Sensei_Utils::update_course_status($user_id, $course_id, $course_status, $course_metadata);
1481 1481
1482 1482 
 			// Allow further actions
1483 
-			if ( 'complete' == $course_status ) {
1484 
-				do_action( 'sensei_user_course_end', $user_id, $course_id );
1483 
+			if ('complete' == $course_status) {
1484 
+				do_action('sensei_user_course_end', $user_id, $course_id);
1485 1485 
 			}
1486 1486 
 			return $activity_logged;
1487 1487 
 		}
 
@@ -1497,40 +1497,40 @@  discard block
 
 block discarded – undo
1497 1497 
 	 * @param int $user_id
1498 1498 
 	 * @return boolean
1499 1499 
 	 */
1500 
-	public static function user_completed_course( $course , $user_id = 0 ) {
1500 
+	public static function user_completed_course($course, $user_id = 0) {
1501 1501
1502 
-		if( $course ) {
1503 
-			if ( is_object( $course ) && is_a( $course,'WP_Comment') ) {
1502 
+		if ($course) {
1503 
+			if (is_object($course) && is_a($course, 'WP_Comment')) {
1504 1504 
 				$user_course_status = $course->comment_approved;
1505 1505 
 			}
1506 
-			elseif ( !is_numeric( $course ) && ! is_a( $course,'WP_Post') ) {
1506 
+			elseif ( ! is_numeric($course) && ! is_a($course, 'WP_Post')) {
1507 1507 
 				$user_course_status = $course;
1508 1508 
 			}
1509 1509 
 			else {
1510 1510
1511 1511 
 				// check the user_id
1512 
-				if( ! $user_id ) {
1512 
+				if ( ! $user_id) {
1513 1513
1514 1514 
 					$user_id = get_current_user_id();
1515 1515
1516 
-					if( empty( $user_id ) ){
1516 
+					if (empty($user_id)) {
1517 1517
1518 1518 
 						return false;
1519 1519
1520 1520 
 					}
1521 1521 
 				}
1522 1522
1523 
-                if( is_a( $course, 'WP_Post' ) ){
1524 
-                    $course =   $course->ID;
1523 
+                if (is_a($course, 'WP_Post')) {
1524 
+                    $course = $course->ID;
1525 1525 
                 }
1526 1526
1527 
-				$user_course_status = Sensei_Utils::user_course_status( $course , $user_id );
1528 
-				if( isset( $user_course_status->comment_approved ) ){
1527 
+				$user_course_status = Sensei_Utils::user_course_status($course, $user_id);
1528 
+				if (isset($user_course_status->comment_approved)) {
1529 1529 
                     $user_course_status = $user_course_status->comment_approved;
1530 1530 
                 }
1531 1531
1532 1532 
 			}
1533 
-			if( $user_course_status && 'complete' == $user_course_status ) {
1533 
+			if ($user_course_status && 'complete' == $user_course_status) {
1534 1534 
 				return true;
1535 1535 
 			}
1536 1536 
 		}
 
@@ -1545,10 +1545,10 @@  discard block
 
 block discarded – undo
1545 1545 
 	 * @param int $user_id
1546 1546 
 	 * @return mixed false or comment_ID
1547 1547 
 	 */
1548 
-	public static function user_started_lesson( $lesson_id = 0, $user_id = 0 ) {
1548 
+	public static function user_started_lesson($lesson_id = 0, $user_id = 0) {
1549 1549
1550 
-		if( $lesson_id ) {
1551 
-			if( ! $user_id ) {
1550 
+		if ($lesson_id) {
1551 
+			if ( ! $user_id) {
1552 1552 
 				$user_id = get_current_user_id();
1553 1553 
 			}
1554 1554 
 
@@ -1558,8 +1558,8 @@  discard block
 
 block discarded – undo
1558 1558 
                 'type' => 'sensei_lesson_status',
1559 1559 
                 'field' => 'comment_ID' );
1560 1560
1561 
-			$user_lesson_status_id = Sensei_Utils::sensei_get_activity_value( $activity_args );
1562 
-			if( $user_lesson_status_id ) {
1561 
+			$user_lesson_status_id = Sensei_Utils::sensei_get_activity_value($activity_args);
1562 
+			if ($user_lesson_status_id) {
1563 1563 
 				return $user_lesson_status_id;
1564 1564 
 			}
1565 1565 
 		}
 
@@ -1574,29 +1574,29 @@  discard block
 
 block discarded – undo
1574 1574 
 	 * @param int $user_id
1575 1575 
 	 * @return boolean
1576 1576 
 	 */
1577 
-	public static function user_completed_lesson( $lesson = 0, $user_id = 0 ) {
1577 
+	public static function user_completed_lesson($lesson = 0, $user_id = 0) {
1578 1578
1579 
-		if( $lesson ) {
1579 
+		if ($lesson) {
1580 1580 
 			$lesson_id = 0;
1581 
-			if ( is_object( $lesson ) ) {
1581 
+			if (is_object($lesson)) {
1582 1582 
 				$user_lesson_status = $lesson->comment_approved;
1583 1583 
 				$lesson_id = $lesson->comment_post_ID;
1584 1584 
 			}
1585 
-			elseif ( ! is_numeric( $lesson ) ) {
1585 
+			elseif ( ! is_numeric($lesson)) {
1586 1586 
 				$user_lesson_status = $lesson;
1587 1587 
 			}
1588 1588 
 			else {
1589 
-				if( ! $user_id ) {
1589 
+				if ( ! $user_id) {
1590 1590 
 					$user_id = get_current_user_id();
1591 1591 
 				}
1592 1592
1593 1593 
                 // the user is not logged in
1594 
-                if( ! $user_id > 0 ){
1594 
+                if ( ! $user_id > 0) {
1595 1595 
                     return false;
1596 1596 
                 }
1597 
-				$_user_lesson_status = Sensei_Utils::user_lesson_status( $lesson, $user_id );
1597 
+				$_user_lesson_status = Sensei_Utils::user_lesson_status($lesson, $user_id);
1598 1598
1599 
-				if ( $_user_lesson_status ) {
1599 
+				if ($_user_lesson_status) {
1600 1600 
 					$user_lesson_status = $_user_lesson_status->comment_approved;
1601 1601 
 				}
1602 1602 
 				else {
 
@@ -1604,12 +1604,12 @@  discard block
 
 block discarded – undo
1604 1604 
 				}
1605 1605 
 				$lesson_id = $lesson;
1606 1606 
 			}
1607 
-			if ( 'in-progress' != $user_lesson_status ) {
1607 
+			if ('in-progress' != $user_lesson_status) {
1608 1608 
 				// Check for Passed or Completed Setting
1609 1609 
 				// Should we be checking for the Course completion setting? Surely that should only affect the Course completion, not bypass each Lesson setting
1610 1610 
 //				$course_completion = Sensei()->settings->settings[ 'course_completion' ];
1611 1611 
 //				if ( 'passed' == $course_completion ) {
1612 
-					switch( $user_lesson_status ) {
1612 
+					switch ($user_lesson_status) {
1613 1613 
 						case 'complete':
1614 1614 
 						case 'graded':
1615 1615 
 						case 'passed':
 
@@ -1618,13 +1618,13 @@  discard block
 
 block discarded – undo
1618 1618
1619 1619 
 						case 'failed':
1620 1620 
 							// This may be 'completed' depending on...
1621 
-							if ( $lesson_id ) {
1621 
+							if ($lesson_id) {
1622 1622 
 								// Get Quiz ID, this won't be needed once all Quiz meta fields are stored on the Lesson
1623 
-								$lesson_quiz_id = Sensei()->lesson->lesson_quizzes( $lesson_id );
1624 
-								if ( $lesson_quiz_id ) {
1623 
+								$lesson_quiz_id = Sensei()->lesson->lesson_quizzes($lesson_id);
1624 
+								if ($lesson_quiz_id) {
1625 1625 
 									// ...the quiz pass setting
1626 
-									$pass_required = get_post_meta( $lesson_quiz_id, '_pass_required', true );
1627 
-									if ( empty($pass_required) ) {
1626 
+									$pass_required = get_post_meta($lesson_quiz_id, '_pass_required', true);
1627 
+									if (empty($pass_required)) {
1628 1628 
 										// We just require the user to have done the quiz, not to have passed
1629 1629 
 										return true;
1630 1630 
 									}
 
@@ -1647,15 +1647,15 @@  discard block
 
 block discarded – undo
1647 1647 
 	 * @param int $user_id
1648 1648 
 	 * @return object
1649 1649 
 	 */
1650 
-	public static function user_course_status( $course_id = 0, $user_id = 0 ) {
1650 
+	public static function user_course_status($course_id = 0, $user_id = 0) {
1651 1651
1652 1652
1653 
-		if( $course_id ) {
1654 
-			if( ! $user_id ) {
1653 
+		if ($course_id) {
1654 
+			if ( ! $user_id) {
1655 1655 
 				$user_id = get_current_user_id();
1656 1656 
 			}
1657 1657
1658 
-			$user_course_status = Sensei_Utils::sensei_check_for_activity( array( 'post_id' => $course_id, 'user_id' => $user_id, 'type' => 'sensei_course_status' ), true );
1658 
+			$user_course_status = Sensei_Utils::sensei_check_for_activity(array('post_id' => $course_id, 'user_id' => $user_id, 'type' => 'sensei_course_status'), true);
1659 1659 
 			return $user_course_status;
1660 1660 
 		}
1661 1661 
 
@@ -1670,27 +1670,27 @@  discard block
 
 block discarded – undo
1670 1670 
 	 * @param int $user_id
1671 1671 
 	 * @return object | bool
1672 1672 
 	 */
1673 
-	public static function user_lesson_status( $lesson_id = 0, $user_id = 0 ) {
1673 
+	public static function user_lesson_status($lesson_id = 0, $user_id = 0) {
1674 1674
1675 
-        if( ! $user_id ) {
1675 
+        if ( ! $user_id) {
1676 1676 
             $user_id = get_current_user_id();
1677 1677 
         }
1678 1678
1679 
-		if( $lesson_id > 0 && $user_id > 0 ) {
1679 
+		if ($lesson_id > 0 && $user_id > 0) {
1680 1680
1681 
-			$user_lesson_status = Sensei_Utils::sensei_check_for_activity( array( 'post_id' => $lesson_id, 'user_id' => $user_id, 'type' => 'sensei_lesson_status' ), true );
1681 
+			$user_lesson_status = Sensei_Utils::sensei_check_for_activity(array('post_id' => $lesson_id, 'user_id' => $user_id, 'type' => 'sensei_lesson_status'), true);
1682 1682 
 			return $user_lesson_status;
1683 1683 
 		}
1684 1684
1685 1685 
 		return false;
1686 1686 
 	}
1687 1687
1688 
-	public static function is_preview_lesson( $lesson_id ) {
1688 
+	public static function is_preview_lesson($lesson_id) {
1689 1689 
 		$is_preview = false;
1690 1690
1691 
-		if( 'lesson' == get_post_type( $lesson_id ) ) {
1692 
-			$lesson_preview = get_post_meta( $lesson_id, '_lesson_preview', true );
1693 
-			if ( isset( $lesson_preview ) && '' != $lesson_preview ) {
1691 
+		if ('lesson' == get_post_type($lesson_id)) {
1692 
+			$lesson_preview = get_post_meta($lesson_id, '_lesson_preview', true);
1693 
+			if (isset($lesson_preview) && '' != $lesson_preview) {
1694 1694 
 				$is_preview = true;
1695 1695 
 			}
1696 1696 
 		}
 
@@ -1698,22 +1698,22 @@  discard block
 
 block discarded – undo
1698 1698 
 		return $is_preview;
1699 1699 
 	}
1700 1700
1701 
-	public static function user_passed_quiz( $quiz_id = 0, $user_id = 0 ) {
1701 
+	public static function user_passed_quiz($quiz_id = 0, $user_id = 0) {
1702 1702
1703 
-		if( ! $quiz_id  ) return false;
1703 
+		if ( ! $quiz_id) return false;
1704 1704
1705 
-		if( ! $user_id ) {
1705 
+		if ( ! $user_id) {
1706 1706 
 			$user_id = get_current_user_id();
1707 1707 
 		}
1708 
-		$lesson_id = get_post_meta( $quiz_id, '_quiz_lesson', true );
1708 
+		$lesson_id = get_post_meta($quiz_id, '_quiz_lesson', true);
1709 1709
1710 1710 
 		// Quiz Grade
1711 
-		$lesson_status = Sensei_Utils::user_lesson_status( $lesson_id, $user_id );
1712 
-		$quiz_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
1711 
+		$lesson_status = Sensei_Utils::user_lesson_status($lesson_id, $user_id);
1712 
+		$quiz_grade = get_comment_meta($lesson_status->comment_ID, 'grade', true);
1713 1713
1714 1714 
 		// Check if Grade is greater than or equal to pass percentage
1715 
-		$quiz_passmark = abs( round( doubleval( get_post_meta( $quiz_id, '_quiz_passmark', true ) ), 2 ) );
1716 
-		if ( $quiz_passmark <= intval( $quiz_grade ) ) {
1715 
+		$quiz_passmark = abs(round(doubleval(get_post_meta($quiz_id, '_quiz_passmark', true)), 2));
1716 
+		if ($quiz_passmark <= intval($quiz_grade)) {
1717 1717 
 			return true;
1718 1718 
 		}
1719 1719 
 
@@ -1733,9 +1733,9 @@  discard block
 
 block discarded – undo
1733 1733 
      *
1734 1734 
 	 * @return mixed false or comment_ID
1735 1735 
 	 */
1736 
-	public static function update_lesson_status( $user_id, $lesson_id, $status = 'in-progress', $metadata = array() ) {
1736 
+	public static function update_lesson_status($user_id, $lesson_id, $status = 'in-progress', $metadata = array()) {
1737 1737 
 		$comment_id = false;
1738 
-		if ( !empty($status) ) {
1738 
+		if ( ! empty($status)) {
1739 1739 
 			$args = array(
1740 1740 
 					'user_id'   => $user_id,
1741 1741 
 					'post_id'   => $lesson_id,
 
@@ -1744,18 +1744,18 @@  discard block
 
 block discarded – undo
1744 1744 
 					'action'    => 'update', // Update the existing status...
1745 1745 
 					'keep_time' => true, // ...but don't change the existing timestamp
1746 1746 
 				);
1747 
-			if( 'in-progress' == $status ) {
1748 
-				unset( $args['keep_time'] ); // Keep updating what's happened
1747 
+			if ('in-progress' == $status) {
1748 
+				unset($args['keep_time']); // Keep updating what's happened
1749 1749 
 			}
1750 1750
1751 
-			$comment_id = Sensei_Utils::sensei_log_activity( $args );
1752 
-			if ( $comment_id && !empty($metadata) ) {
1753 
-				foreach( $metadata as $key => $value ) {
1754 
-					update_comment_meta( $comment_id, $key, $value );
1751 
+			$comment_id = Sensei_Utils::sensei_log_activity($args);
1752 
+			if ($comment_id && ! empty($metadata)) {
1753 
+				foreach ($metadata as $key => $value) {
1754 
+					update_comment_meta($comment_id, $key, $value);
1755 1755 
 				}
1756 1756 
 			}
1757 1757
1758 
-			do_action( 'sensei_lesson_status_updated', $status, $user_id, $lesson_id, $comment_id );
1758 
+			do_action('sensei_lesson_status_updated', $status, $user_id, $lesson_id, $comment_id);
1759 1759 
 		}
1760 1760 
 		return $comment_id;
1761 1761 
 	}
 
@@ -1771,9 +1771,9 @@  discard block
 
 block discarded – undo
1771 1771 
 	 * @param array $metadata
1772 1772 
 	 * @return mixed false or comment_ID
1773 1773 
 	 */
1774 
-	public static function update_course_status( $user_id, $course_id, $status = 'in-progress', $metadata = array() ) {
1774 
+	public static function update_course_status($user_id, $course_id, $status = 'in-progress', $metadata = array()) {
1775 1775 
 		$comment_id = false;
1776 
-		if ( !empty($status) ) {
1776 
+		if ( ! empty($status)) {
1777 1777 
 			$args = array(
1778 1778 
 					'user_id'   => $user_id,
1779 1779 
 					'post_id'   => $course_id,
 
@@ -1782,17 +1782,17 @@  discard block
 
 block discarded – undo
1782 1782 
 					'action'    => 'update', // Update the existing status...
1783 1783 
 					'keep_time' => true, // ...but don't change the existing timestamp
1784 1784 
 				);
1785 
-			if( 'in-progress' == $status ) {
1786 
-				unset( $args['keep_time'] ); // Keep updating what's happened
1785 
+			if ('in-progress' == $status) {
1786 
+				unset($args['keep_time']); // Keep updating what's happened
1787 1787 
 			}
1788 1788
1789 
-			$comment_id = Sensei_Utils::sensei_log_activity( $args );
1790 
-			if ( $comment_id && !empty($metadata) ) {
1791 
-				foreach( $metadata as $key => $value ) {
1792 
-					update_comment_meta( $comment_id, $key, $value );
1789 
+			$comment_id = Sensei_Utils::sensei_log_activity($args);
1790 
+			if ($comment_id && ! empty($metadata)) {
1791 
+				foreach ($metadata as $key => $value) {
1792 
+					update_comment_meta($comment_id, $key, $value);
1793 1793 
 				}
1794 1794 
 			}
1795 
-			do_action( 'sensei_course_status_updated', $status, $user_id, $course_id, $comment_id );
1795 
+			do_action('sensei_course_status_updated', $status, $user_id, $course_id, $comment_id);
1796 1796 
 		}
1797 1797 
 		return $comment_id;
1798 1798 
 	}
 
@@ -1804,9 +1804,9 @@  discard block
 
 block discarded – undo
1804 1804 
 	 * @param  array $pieces (default: array())
1805 1805 
 	 * @return array
1806 1806 
 	 */
1807 
-	public static function single_comment_filter( $pieces ) {
1808 
-		unset( $pieces['orderby'] );
1809 
-		unset( $pieces['order'] );
1807 
+	public static function single_comment_filter($pieces) {
1808 
+		unset($pieces['orderby']);
1809 
+		unset($pieces['order']);
1810 1810
1811 1811 
 		return $pieces;
1812 1812 
 	}
 
@@ -1818,9 +1818,9 @@  discard block
 
 block discarded – undo
1818 1818 
 	 * @param  array $pieces (default: array())
1819 1819 
 	 * @return array
1820 1820 
 	 */
1821 
-	public static function comment_any_status_filter( $pieces ) {
1821 
+	public static function comment_any_status_filter($pieces) {
1822 1822
1823 
-		$pieces['where'] = str_replace( array( "( comment_approved = '0' OR comment_approved = '1' ) AND", "comment_approved = 'any' AND" ), '', $pieces['where'] );
1823 
+		$pieces['where'] = str_replace(array("( comment_approved = '0' OR comment_approved = '1' ) AND", "comment_approved = 'any' AND"), '', $pieces['where']);
1824 1824
1825 1825 
 		return $pieces;
1826 1826 
 	}
 
@@ -1832,12 +1832,12 @@  discard block
 
 block discarded – undo
1832 1832 
 	 * @param  array $pieces (default: array())
1833 1833 
 	 * @return array
1834 1834 
 	 */
1835 
-	public static function comment_multiple_status_filter( $pieces ) {
1835 
+	public static function comment_multiple_status_filter($pieces) {
1836 1836
1837 
-		preg_match( "/^comment_approved = '([a-z\-\,]+)'/", $pieces['where'], $placeholder );
1838 
-		if ( !empty($placeholder[1]) ) {
1839 
-			$statuses = explode( ',', $placeholder[1] );
1840 
-			$pieces['where'] = str_replace( "comment_approved = '" . $placeholder[1] . "'", "comment_approved IN ('". implode( "', '", $statuses ) . "')", $pieces['where'] );
1837 
+		preg_match("/^comment_approved = '([a-z\-\,]+)'/", $pieces['where'], $placeholder);
1838 
+		if ( ! empty($placeholder[1])) {
1839 
+			$statuses = explode(',', $placeholder[1]);
1840 
+			$pieces['where'] = str_replace("comment_approved = '".$placeholder[1]."'", "comment_approved IN ('".implode("', '", $statuses)."')", $pieces['where']);
1841 1841 
 		}
1842 1842
1843 1843 
 		return $pieces;
 
@@ -1849,12 +1849,12 @@  discard block
 
 block discarded – undo
1849 1849 
      * @param array $pieces
1850 1850 
 	 * @return array $pieces
1851 1851 
 	 */
1852 
-	public static function comment_total_sum_meta_value_filter( $pieces ) {
1852 
+	public static function comment_total_sum_meta_value_filter($pieces) {
1853 1853 
 		global $wpdb, $wp_version;
1854 1854
1855 1855 
 		$pieces['fields'] = " COUNT(*) AS total, SUM($wpdb->commentmeta.meta_value) AS meta_sum ";
1856 
-		unset( $pieces['groupby'] );
1857 
-		if ( version_compare($wp_version, '4.1', '>=') ) {
1856 
+		unset($pieces['groupby']);
1857 
+		if (version_compare($wp_version, '4.1', '>=')) {
1858 1858 
 			$args['order'] = false;
1859 1859 
 			$args['orderby'] = false;
1860 1860 
 		}
 
@@ -1869,12 +1869,12 @@  discard block
 
 block discarded – undo
1869 1869 
 	 * @param  array $pieces (default: array())
1870 1870 
 	 * @return array
1871 1871 
 	 */
1872 
-	public static function get_posts_count_only_filter( $pieces ) {
1872 
+	public static function get_posts_count_only_filter($pieces) {
1873 1873 
 		global $wp_version;
1874 1874
1875 1875 
 		$pieces['fields'] = " COUNT(*) AS total ";
1876 
-		unset( $pieces['groupby'] );
1877 
-		if ( version_compare($wp_version, '4.1', '>=') ) {
1876 
+		unset($pieces['groupby']);
1877 
+		if (version_compare($wp_version, '4.1', '>=')) {
1878 1878 
 			$args['order'] = false;
1879 1879 
 			$args['orderby'] = false;
1880 1880 
 		}
 
@@ -1893,9 +1893,9 @@  discard block
 
 block discarded – undo
1893 1893 
      *
1894 1894 
      * @return bool $success
1895 1895 
      */
1896 
-    public static function add_user_data( $data_key, $post_id , $value = '' , $user_id = 0  ){
1896 
+    public static function add_user_data($data_key, $post_id, $value = '', $user_id = 0) {
1897 1897
1898 
-        return self::update_user_data( $data_key, $post_id, $value , $user_id );
1898 
+        return self::update_user_data($data_key, $post_id, $value, $user_id);
1899 1899
1900 1900 
     }// end add_user_data
1901 1901 
 
@@ -1914,18 +1914,18 @@  discard block
 
 block discarded – undo
1914 1914 
      *
1915 1915 
      * @return bool $success
1916 1916 
      */
1917 
-    public static function update_user_data( $data_key, $post_id, $value = '' , $user_id = 0  ){
1917 
+    public static function update_user_data($data_key, $post_id, $value = '', $user_id = 0) {
1918 1918
1919 
-        if( ! ( $user_id > 0 ) ){
1919 
+        if ( ! ($user_id > 0)) {
1920 1920 
             $user_id = get_current_user_id();
1921 1921 
         }
1922 1922
1923 
-        $supported_post_types = array( 'course', 'lesson' );
1924 
-        $post_type = get_post_type( $post_id );
1925 
-        if( empty( $post_id ) || empty( $data_key )
1926 
-            || ! is_int( $post_id ) || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
1927 
-            || !get_userdata( $user_id )
1928 
-            || ! in_array( $post_type, $supported_post_types )  ){
1923 
+        $supported_post_types = array('course', 'lesson');
1924 
+        $post_type = get_post_type($post_id);
1925 
+        if (empty($post_id) || empty($data_key)
1926 
+            || ! is_int($post_id) || ! (intval($post_id) > 0) || ! (intval($user_id) > 0)
1927 
+            || ! get_userdata($user_id)
1928 
+            || ! in_array($post_type, $supported_post_types)) {
1929 1929
1930 1930 
             return false;
1931 1931 
         }
 
@@ -1933,20 +1933,20 @@  discard block
 
 block discarded – undo
1933 1933 
         // check if there and existing Sensei status on this post type if not create it
1934 1934 
         // and get the  activity ID
1935 1935 
         $status_function = 'user_'.$post_type.'_status';
1936 
-        $sensei_user_status = self::$status_function( $post_id ,$user_id  );
1937 
-        if( ! isset( $sensei_user_status->comment_ID ) ){
1936 
+        $sensei_user_status = self::$status_function($post_id, $user_id);
1937 
+        if ( ! isset($sensei_user_status->comment_ID)) {
1938 1938
1939 1939 
             $start_function = 'user_start_'.$post_type;
1940 
-            $sensei_user_activity_id = self::$start_function( $user_id, $post_id );
1940 
+            $sensei_user_activity_id = self::$start_function($user_id, $post_id);
1941 1941
1942 
-        }else{
1942 
+        } else {
1943 1943
1944 1944 
             $sensei_user_activity_id = $sensei_user_status->comment_ID;
1945 1945
1946 1946 
         }
1947 1947
1948 1948 
         // store the data
1949 
-        $success = update_comment_meta( $sensei_user_activity_id, $data_key, $value );
1949 
+        $success = update_comment_meta($sensei_user_activity_id, $data_key, $value);
1950 1950
1951 1951 
        return $success;
1952 1952 
 
@@ -1965,20 +1965,20 @@  discard block
 
 block discarded – undo
1965 1965 
      *
1966 1966 
      * @return mixed $user_data_value
1967 1967 
      */
1968 
-    public static function get_user_data( $data_key, $post_id, $user_id = 0  ){
1968 
+    public static function get_user_data($data_key, $post_id, $user_id = 0) {
1969 1969
1970 1970 
         $user_data_value = true;
1971 1971
1972 
-        if( ! ( $user_id > 0 ) ){
1972 
+        if ( ! ($user_id > 0)) {
1973 1973 
             $user_id = get_current_user_id();
1974 1974 
         }
1975 1975
1976 
-        $supported_post_types = array( 'course', 'lesson' );
1977 
-        $post_type = get_post_type( $post_id );
1978 
-        if( empty( $post_id ) || empty( $data_key )
1979 
-            || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
1980 
-            || ! get_userdata( $user_id )
1981 
-            || !in_array( $post_type, $supported_post_types )  ){
1976 
+        $supported_post_types = array('course', 'lesson');
1977 
+        $post_type = get_post_type($post_id);
1978 
+        if (empty($post_id) || empty($data_key)
1979 
+            || ! (intval($post_id) > 0) || ! (intval($user_id) > 0)
1980 
+            || ! get_userdata($user_id)
1981 
+            || ! in_array($post_type, $supported_post_types)) {
1982 1982
1983 1983 
             return false;
1984 1984 
         }
 
@@ -1986,13 +1986,13 @@  discard block
 
 block discarded – undo
1986 1986 
         // check if there and existing Sensei status on this post type if not create it
1987 1987 
         // and get the  activity ID
1988 1988 
         $status_function = 'user_'.$post_type.'_status';
1989 
-        $sensei_user_status = self::$status_function( $post_id ,$user_id  );
1990 
-        if( ! isset( $sensei_user_status->comment_ID ) ){
1989 
+        $sensei_user_status = self::$status_function($post_id, $user_id);
1990 
+        if ( ! isset($sensei_user_status->comment_ID)) {
1991 1991 
             return false;
1992 1992 
         }
1993 1993
1994 1994 
         $sensei_user_activity_id = $sensei_user_status->comment_ID;
1995 
-        $user_data_value = get_comment_meta( $sensei_user_activity_id , $data_key, true );
1995 
+        $user_data_value = get_comment_meta($sensei_user_activity_id, $data_key, true);
1996 1996
1997 1997 
         return $user_data_value;
1998 1998 
 
@@ -2007,19 +2007,19 @@  discard block
 
 block discarded – undo
2007 2007 
      *
2008 2008 
      * @return bool $deleted
2009 2009 
      */
2010 
-    public static function delete_user_data( $data_key, $post_id , $user_id ){
2010 
+    public static function delete_user_data($data_key, $post_id, $user_id) {
2011 2011 
         $deleted = true;
2012 2012
2013 
-        if( ! ( $user_id > 0 ) ){
2013 
+        if ( ! ($user_id > 0)) {
2014 2014 
             $user_id = get_current_user_id();
2015 2015 
         }
2016 2016
2017 
-        $supported_post_types = array( 'course', 'lesson' );
2018 
-        $post_type = get_post_type( $post_id );
2019 
-        if( empty( $post_id ) || empty( $data_key )
2020 
-            || ! is_int( $post_id ) || ! ( intval( $post_id ) > 0 ) || ! ( intval( $user_id ) > 0 )
2021 
-            || ! get_userdata( $user_id )
2022 
-            || !in_array( $post_type, $supported_post_types )  ){
2017 
+        $supported_post_types = array('course', 'lesson');
2018 
+        $post_type = get_post_type($post_id);
2019 
+        if (empty($post_id) || empty($data_key)
2020 
+            || ! is_int($post_id) || ! (intval($post_id) > 0) || ! (intval($user_id) > 0)
2021 
+            || ! get_userdata($user_id)
2022 
+            || ! in_array($post_type, $supported_post_types)) {
2023 2023
2024 2024 
             return false;
2025 2025 
         }
 
@@ -2027,13 +2027,13 @@  discard block
 
 block discarded – undo
2027 2027 
         // check if there and existing Sensei status on this post type if not create it
2028 2028 
         // and get the  activity ID
2029 2029 
         $status_function = 'user_'.$post_type.'_status';
2030 
-        $sensei_user_status = self::$status_function( $post_id ,$user_id  );
2031 
-        if( ! isset( $sensei_user_status->comment_ID ) ){
2030 
+        $sensei_user_status = self::$status_function($post_id, $user_id);
2031 
+        if ( ! isset($sensei_user_status->comment_ID)) {
2032 2032 
             return false;
2033 2033 
         }
2034 2034
2035 2035 
         $sensei_user_activity_id = $sensei_user_status->comment_ID;
2036 
-        $deleted = delete_comment_meta( $sensei_user_activity_id , $data_key );
2036 
+        $deleted = delete_comment_meta($sensei_user_activity_id, $data_key);
2037 2037
2038 2038 
         return $deleted;
2039 2039 
 
@@ -2058,62 +2058,62 @@  discard block
 
 block discarded – undo
2058 2058 
      *
2059 2059 
      * @return string $drop_down_element
2060 2060 
      */
2061 
-    public static function generate_drop_down( $selected_value, $options = array() , $attributes = array(), $enable_none_option = true ) {
2061 
+    public static function generate_drop_down($selected_value, $options = array(), $attributes = array(), $enable_none_option = true) {
2062 2062
2063 2063 
         $drop_down_element = '';
2064 2064
2065 2065 
         // setup the basic attributes
2066 
-        if( !isset( $attributes['name'] ) || empty( $attributes['name']  ) ) {
2066 
+        if ( ! isset($attributes['name']) || empty($attributes['name'])) {
2067 2067
2068 2068 
             $attributes['name'] = 'sensei-options';
2069 2069
2070 2070 
         }
2071 2071
2072 
-        if( !isset( $attributes['id'] ) || empty( $attributes['id']  ) ) {
2072 
+        if ( ! isset($attributes['id']) || empty($attributes['id'])) {
2073 2073
2074 2074 
             $attributes['id'] = 'sensei-options';
2075 2075
2076 2076 
         }
2077 2077
2078 
-        if( !isset( $attributes['class'] ) || empty( $attributes['class']  ) ) {
2078 
+        if ( ! isset($attributes['class']) || empty($attributes['class'])) {
2079 2079
2080 
-            $attributes['class'] ='chosen_select widefat';
2080 
+            $attributes['class'] = 'chosen_select widefat';
2081 2081
2082 2082 
         }
2083 2083
2084 2084 
         // create element attributes
2085 2085 
         $combined_attributes = '';
2086 
-        foreach( $attributes as $attribute => $value ){
2086 
+        foreach ($attributes as $attribute => $value) {
2087 2087
2088 
-            $combined_attributes .= $attribute . '="'.$value.'"' . ' ';
2088 
+            $combined_attributes .= $attribute.'="'.$value.'"'.' ';
2089 2089
2090 2090 
         }// end for each
2091 2091
2092 2092
2093 2093 
         // create the select element
2094 
-        $drop_down_element .= '<select '. $combined_attributes . ' >' . "\n";
2094 
+        $drop_down_element .= '<select '.$combined_attributes.' >'."\n";
2095 2095
2096 2096 
         // show the none option if the client requested
2097 
-        if( $enable_none_option ) {
2098 
-            $drop_down_element .= '<option value="">' . __('None', 'woothemes-sensei') . '</option>';
2097 
+        if ($enable_none_option) {
2098 
+            $drop_down_element .= '<option value="">'.__('None', 'woothemes-sensei').'</option>';
2099 2099 
         }
2100 2100
2101 
-        if ( count( $options ) > 0 ) {
2101 
+        if (count($options) > 0) {
2102 2102
2103 
-            foreach ($options as $value => $option ){
2103 
+            foreach ($options as $value => $option) {
2104 2104
2105 2105 
                 $element = '';
2106 
-                $element.= '<option value="' . esc_attr( $value ) . '"';
2107 
-                $element .= selected( $value, $selected_value, false ) . '>';
2108 
-                $element .= esc_html(  $option ) . '</option>' . "\n";
2106 
+                $element .= '<option value="'.esc_attr($value).'"';
2107 
+                $element .= selected($value, $selected_value, false).'>';
2108 
+                $element .= esc_html($option).'</option>'."\n";
2109 2109
2110 2110 
                 // add the element to the select html
2111 
-                $drop_down_element.= $element;
2111 
+                $drop_down_element .= $element;
2112 2112 
             } // End For Loop
2113 2113
2114 2114 
         } // End If Statement
2115 2115
2116 
-        $drop_down_element .= '</select>' . "\n";
2116 
+        $drop_down_element .= '</select>'."\n";
2117 2117
2118 2118 
         return $drop_down_element;
2119 2119 
 
@@ -2133,14 +2133,14 @@  discard block
 
 block discarded – undo
2133 2133 
      *
2134 2134 
      * @return double $val
2135 2135 
      */
2136 
-    public static function round( $val, $precision = 0, $mode = PHP_ROUND_HALF_UP, $context = ''  ){
2136 
+    public static function round($val, $precision = 0, $mode = PHP_ROUND_HALF_UP, $context = '') {
2137 2137
2138 2138 
         /**å
2139 2139 
          * Change the precision for the Sensei_Utils::round function.
2140 2140 
          * the precision given will be passed into the php round function
2141 2141 
          * @since 1.8.5
2142 2142 
          */
2143 
-        $precision = apply_filters( 'sensei_round_precision', $precision , $val, $context, $mode );
2143 
+        $precision = apply_filters('sensei_round_precision', $precision, $val, $context, $mode);
2144 2144
2145 2145 
         /**
2146 2146 
          * Change the mode for the Sensei_Utils::round function.
 
@@ -2150,15 +2150,15 @@  discard block
 
 block discarded – undo
2150 2150 
          *
2151 2151 
          * @since 1.8.5
2152 2152 
          */
2153 
-        $mode = apply_filters( 'sensei_round_mode', $mode , $val, $context, $precision   );
2153 
+        $mode = apply_filters('sensei_round_mode', $mode, $val, $context, $precision);
2154 2154
2155 
-        if ( version_compare(PHP_VERSION, '5.3.0') >= 0 ) {
2155 
+        if (version_compare(PHP_VERSION, '5.3.0') >= 0) {
2156 2156
2157 
-            return round( $val, $precision, $mode );
2157 
+            return round($val, $precision, $mode);
2158 2158
2159 
-        }else{
2159 
+        } else {
2160 2160
2161 
-            return round( $val, $precision );
2161 
+            return round($val, $precision);
2162 2162
2163 2163 
         }
2164 2164 
 
@@ -2170,15 +2170,15 @@  discard block
 
 block discarded – undo
2170 2170 
      * @since 1.9.0
2171 2171 
      * @return string $url
2172 2172 
      */
2173 
-    public static function get_current_url(){
2173 
+    public static function get_current_url() {
2174 2174
2175 2175 
         global $wp;
2176 
-        $current_url = trailingslashit( home_url( $wp->request ) );
2177 
-        if ( isset( $_GET ) ) {
2176 
+        $current_url = trailingslashit(home_url($wp->request));
2177 
+        if (isset($_GET)) {
2178 2178
2179 
-            foreach ($_GET as $param => $val ) {
2179 
+            foreach ($_GET as $param => $val) {
2180 2180
2181 
-                $current_url = add_query_arg( $param, $val , $current_url );
2181 
+                $current_url = add_query_arg($param, $val, $current_url);
2182 2182
2183 2183 
             }
2184 2184 
         }
 
@@ -2208,27 +2208,27 @@  discard block
 
 block discarded – undo
2208 2208 
      * @param array $array_b
2209 2209 
      * @return array $merged_array
2210 2210 
      */
2211 
-    public static function array_zip_merge( $array_a, $array_b ){
2211 
+    public static function array_zip_merge($array_a, $array_b) {
2212 2212
2213 
-        if( ! is_array( $array_a ) || ! is_array( $array_b )  ){
2213 
+        if ( ! is_array($array_a) || ! is_array($array_b)) {
2214 2214 
             trigger_error('array_zip_merge requires both arrays to be indexed arrays ');
2215 2215 
         }
2216 2216
2217 2217 
         $merged_array = array();
2218 
-        $total_elements = count( $array_a )  + count( $array_b );
2218 
+        $total_elements = count($array_a) + count($array_b);
2219 2219
2220 2220 
         // Zip arrays
2221 
-        for ( $i = 0; $i < $total_elements; $i++) {
2221 
+        for ($i = 0; $i < $total_elements; $i++) {
2222 2222
2223 2223 
             // if has an element at current index push a on top
2224 
-            if( isset( $array_a[ $i ] ) ){
2225 
-                $merged_array[] = $array_a[ $i ]  ;
2224 
+            if (isset($array_a[$i])) {
2225 
+                $merged_array[] = $array_a[$i];
2226 2226 
             }
2227 2227
2228 2228 
             // next if $array_b has an element at current index push a on top of the element
2229 2229 
             // from a if there was one, if not the element before that.
2230 
-            if( isset( $array_b[ $i ] ) ){
2231 
-                $merged_array[] = $array_b[ $i ]  ;
2230 
+            if (isset($array_b[$i])) {
2231 
+                $merged_array[] = $array_b[$i];
2232 2232 
             }
2233 2233
2234 2234 
         }
 
@@ -2243,4 +2243,4 @@  discard block
 
 block discarded – undo
2243 2243 
  * @ignore only for backward compatibility
2244 2244 
  * @since 1.9.0
2245 2245 
  */
2246 
-class WooThemes_Sensei_Utils extends Sensei_Utils{}
2247 2246 
\ No newline at end of file
2247 
+class WooThemes_Sensei_Utils extends Sensei_Utils {}
2248 2248 
\ No newline at end of file
Please login to merge, or discard this patch.
templates/no-permissions.php 2 patches
Indentation   +39 added lines, -39 removed lines patch added patch discarded remove patch 
@@ -1,26 +1,26 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 2 
 /**
3 
- * The Template for displaying all access restriction error messages.
4 
- *
5 
- * Override this template by copying it to yourtheme/sensei/no-permissions.php
6 
- *
7 
- * @author 		Automattic
8 
- * @package 	Sensei
9 
- * @category    Templates
10 
- * @version     1.9.0
11 
- */
3 
+	 * The Template for displaying all access restriction error messages.
4 
+	 *
5 
+	 * Override this template by copying it to yourtheme/sensei/no-permissions.php
6 
+	 *
7 
+	 * @author 		Automattic
8 
+	 * @package 	Sensei
9 
+	 * @category    Templates
10 
+	 * @version     1.9.0
11 
+	 */
12 12 
 ?>
13 13
14 14 
 <?php  get_sensei_header();  ?>
15 15
16 16 
 <?php
17 17 
 /**
18 
- * This action fires inside the no-permissions.php file. It
19 
- * is place above before all the content.
20 
- *
21 
- * @since 1.9.0
22 
- * @param $post_id
23 
- */
18 
+	 * This action fires inside the no-permissions.php file. It
19 
+	 * is place above before all the content.
20 
+	 *
21 
+	 * @since 1.9.0
22 
+	 * @param $post_id
23 
+	 */
24 24 
 do_action('sensei_no_permissions_before_content', get_the_ID() );
25 25 
 ?>
26 26 
 
@@ -33,15 +33,15 @@  discard block
 
 block discarded – undo
33 33 
     </header>
34 34
35 35 
     <?php
36 
-    /**
37 
-     * This action fires inside the no-permissions.php file. It
38 
-     * is place just before the content.
39 
-     *
40 
-     * @since 1.9.0
41 
-     * @param $post_id
42 
-     */
43 
-    do_action('sensei_no_permissions_inside_before_content', get_the_ID() );
44 
-    ?>
36 
+	/**
37 
+	 * This action fires inside the no-permissions.php file. It
38 
+	 * is place just before the content.
39 
+	 *
40 
+	 * @since 1.9.0
41 
+	 * @param $post_id
42 
+	 */
43 
+	do_action('sensei_no_permissions_inside_before_content', get_the_ID() );
44 
+	?>
45 45
46 46 
     <section class="entry fix">
47 47 
 
@@ -60,26 +60,26 @@  discard block
 
 block discarded – undo
60 60 
     </section>
61 61
62 62 
     <?php
63 
-    /**
64 
-     * This action fires inside the no-permissions.php file. It
65 
-     * is place just after the content.
66 
-     *
67 
-     * @since 1.9.0
68 
-     * @param $post_id
69 
-     */
70 
-    do_action('sensei_no_permissions_inside_after_content', get_the_ID() );
71 
-    ?>
63 
+	/**
64 
+	 * This action fires inside the no-permissions.php file. It
65 
+	 * is place just after the content.
66 
+	 *
67 
+	 * @since 1.9.0
68 
+	 * @param $post_id
69 
+	 */
70 
+	do_action('sensei_no_permissions_inside_after_content', get_the_ID() );
71 
+	?>
72 72
73 73 
 </article><!-- .no-permissions -->
74 74
75 75 
 <?php
76 76 
 /**
77 
- * This action fires inside the no-permissions.php file. It
78 
- * is placed outside after the content.
79 
- *
80 
- * @since 1.9.0
81 
- * @param $post_id
82 
- */
77 
+	 * This action fires inside the no-permissions.php file. It
78 
+	 * is placed outside after the content.
79 
+	 *
80 
+	 * @since 1.9.0
81 
+	 * @param $post_id
82 
+	 */
83 83 
 do_action('sensei_no_permissions_after_content', get_the_ID() );
84 84 
 ?>
85 85
Please login to merge, or discard this patch.
Spacing   +8 added lines, -8 removed lines patch added patch discarded remove patch 
@@ -11,7 +11,7 @@  discard block
 
 block discarded – undo
11 11 
  */
12 12 
 ?>
13 13
14 
-<?php  get_sensei_header();  ?>
14 
+<?php  get_sensei_header(); ?>
15 15
16 16 
 <?php
17 17 
 /**
 
@@ -21,10 +21,10 @@  discard block
 
 block discarded – undo
21 21 
  * @since 1.9.0
22 22 
  * @param $post_id
23 23 
  */
24 
-do_action('sensei_no_permissions_before_content', get_the_ID() );
24 
+do_action('sensei_no_permissions_before_content', get_the_ID());
25 25 
 ?>
26 26
27 
-<article <?php post_class( 'no-permission' ) ?> >
27 
+<article <?php post_class('no-permission') ?> >
28 28
29 29 
     <header>
30 30 
 
@@ -40,20 +40,20 @@  discard block
 
 block discarded – undo
40 40 
      * @since 1.9.0
41 41 
      * @param $post_id
42 42 
      */
43 
-    do_action('sensei_no_permissions_inside_before_content', get_the_ID() );
43 
+    do_action('sensei_no_permissions_inside_before_content', get_the_ID());
44 44 
     ?>
45 45
46 46 
     <section class="entry fix">
47 47
48 48 
         <div class="sensei-message alert">
49 49
50 
-            <?php the_no_permissions_message( get_the_ID() ); ?>
50 
+            <?php the_no_permissions_message(get_the_ID()); ?>
51 51
52 52 
         </div>
53 53
54 54 
         <p class="excerpt">
55 55
56 
-            <?php sensei_the_excerpt( get_the_ID() ); ?>
56 
+            <?php sensei_the_excerpt(get_the_ID()); ?>
57 57
58 58 
         </p>
59 59 
 
@@ -67,7 +67,7 @@  discard block
 
 block discarded – undo
67 67 
      * @since 1.9.0
68 68 
      * @param $post_id
69 69 
      */
70 
-    do_action('sensei_no_permissions_inside_after_content', get_the_ID() );
70 
+    do_action('sensei_no_permissions_inside_after_content', get_the_ID());
71 71 
     ?>
72 72
73 73 
 </article><!-- .no-permissions -->
 
@@ -80,7 +80,7 @@  discard block
 
 block discarded – undo
80 80 
  * @since 1.9.0
81 81 
  * @param $post_id
82 82 
  */
83 
-do_action('sensei_no_permissions_after_content', get_the_ID() );
83 
+do_action('sensei_no_permissions_after_content', get_the_ID());
84 84 
 ?>
85 85
86 86 
 <?php get_sensei_footer(); ?>
87 87 
\ No newline at end of file
Please login to merge, or discard this patch.
templates/course-results/lessons.php 2 patches
Spacing   +33 added lines, -33 removed lines patch added patch discarded remove patch 
@@ -1,5 +1,5 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 
-if ( ! defined( 'ABSPATH' ) ) exit;
2 
+if ( ! defined('ABSPATH')) exit;
3 3 
 /**
4 4 
  * The Template for displaying all course lessons on the course results page.
5 5 
  *
 
@@ -14,7 +14,7 @@  discard block
 
 block discarded – undo
14 14 
 global $course;
15 15 
 ?>
16 16
17 
-<?php if ( is_user_logged_in() ): ?>
17 
+<?php if (is_user_logged_in()): ?>
18 18
19 19 
     <?php
20 20 
     /**
 
@@ -22,53 +22,53 @@  discard block
 
 block discarded – undo
22 22 
      * is uer logged check, just above the lessons header.
23 23 
      * @since 1.4.0
24 24 
      */
25 
-    do_action( 'sensei_course_results_before_lessons', $course->ID );
25 
+    do_action('sensei_course_results_before_lessons', $course->ID);
26 26 
     ?>
27 27
28 28 
     <header>
29 29
30 
-        <h2>  <?php _e( 'Lessons', 'woothemes-sensei' );  ?> </h2>
30 
+        <h2>  <?php _e('Lessons', 'woothemes-sensei'); ?> </h2>
31 31
32 32 
     </header>
33 33
34 
-    <article class="<?php  esc_attr_e( join( ' ', get_post_class( array( 'course', 'post' ), $course->ID ) ) ); ?> ">
34 
+    <article class="<?php  esc_attr_e(join(' ', get_post_class(array('course', 'post'), $course->ID))); ?> ">
35 35
36 36 
         <?php
37 37
38 38 
 		$displayed_lessons = array();
39 
-        $modules = Sensei()->modules->get_course_modules( intval( $course->ID ) );
39 
+        $modules = Sensei()->modules->get_course_modules(intval($course->ID));
40 40
41 41 
         // List modules with lessons
42 
-        foreach( $modules as $module ) {
42 
+        foreach ($modules as $module) {
43 43
44 
-            $lessons_query = Sensei()->modules->get_lessons_query( $course->ID, $module->term_id );
44 
+            $lessons_query = Sensei()->modules->get_lessons_query($course->ID, $module->term_id);
45 45 
             $lessons = $lessons_query->get_posts();
46 46
47 
-            if( count( $lessons ) > 0 ) { ?>
47 
+            if (count($lessons) > 0) { ?>
48 48
49 49 
                 <h3> <?php echo $module->name; ?></h3>
50 50
51 51 
                 <?php
52 52 
                 $count = 0;
53 
-                foreach( $lessons as $lesson ) {
53 
+                foreach ($lessons as $lesson) {
54 54
55 55 
                     $lesson_grade = 'n/a';
56 
-                    $has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
57 
-                    if ( $has_questions ) {
58 
-                        $lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id() );
56 
+                    $has_questions = get_post_meta($lesson->ID, '_quiz_has_questions', true);
57 
+                    if ($has_questions) {
58 
+                        $lesson_status = Sensei_Utils::user_lesson_status($lesson->ID, get_current_user_id());
59 59 
                         // Get user quiz grade
60 
-                        $lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
61 
-                        if ( $lesson_grade ) {
60 
+                        $lesson_grade = get_comment_meta($lesson_status->comment_ID, 'grade', true);
61 
+                        if ($lesson_grade) {
62 62 
                             $lesson_grade .= '%';
63 63 
                         }
64 64 
                     }
65 65 
                     ?>
66 66 
                     <h2>
67 67
68 
-                        <a href="<?php esc_url_raw( get_permalink( $lesson->ID ) ); ?>"
69 
-                           title="<?php esc_attr_e( sprintf( __( 'Start %s', 'woothemes-sensei' ), $lesson->post_title ) ); ?>">
68 
+                        <a href="<?php esc_url_raw(get_permalink($lesson->ID)); ?>"
69 
+                           title="<?php esc_attr_e(sprintf(__('Start %s', 'woothemes-sensei'), $lesson->post_title)); ?>">
70 70
71 
-                            <?php esc_html_e( $lesson->post_title ); ?>
71 
+                            <?php esc_html_e($lesson->post_title); ?>
72 72
73 73 
                         </a>
74 74 
 
@@ -89,25 +89,25 @@  discard block
 
 block discarded – undo
89 89
90 90 
         <?php
91 91
92 
-        $lessons = Sensei()->modules->get_none_module_lessons( $course->ID );
93 
-        if( 0 < count( $lessons ) ): ?>
92 
+        $lessons = Sensei()->modules->get_none_module_lessons($course->ID);
93 
+        if (0 < count($lessons)): ?>
94 94
95 95 
 			<h3>
96 96
97 
-                <?php _e( 'Other Lessons', 'woothemes-sensei' ); ?>
97 
+                <?php _e('Other Lessons', 'woothemes-sensei'); ?>
98 98
99 99 
             </h3>
100 100
101 
-            <?php foreach ( $lessons as $lesson ): ?>
101 
+            <?php foreach ($lessons as $lesson): ?>
102 102
103 103 
                 <?php
104 104 
                 $lesson_grade = 'n/a';
105 
-                $has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
106 
-                if ( $has_questions ) {
107 
-                    $lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id());
105 
+                $has_questions = get_post_meta($lesson->ID, '_quiz_has_questions', true);
106 
+                if ($has_questions) {
107 
+                    $lesson_status = Sensei_Utils::user_lesson_status($lesson->ID, get_current_user_id());
108 108 
                     // Get user quiz grade
109 
-                    $lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
110 
-                    if ( $lesson_grade ) {
109 
+                    $lesson_grade = get_comment_meta($lesson_status->comment_ID, 'grade', true);
110 
+                    if ($lesson_grade) {
111 111 
                         $lesson_grade .= '%';
112 112 
                     }
113 113 
                 }
 
@@ -115,9 +115,9 @@  discard block
 
 block discarded – undo
115 115
116 116 
                 <h2>
117 117
118 
-                    <a href="<?php esc_url_raw( get_permalink( $lesson->ID ) ) ?>" title="<?php esc_attr_e( sprintf( __( 'Start %s', 'woothemes-sensei' ), $lesson->post_title ) ) ?>" >
118 
+                    <a href="<?php esc_url_raw(get_permalink($lesson->ID)) ?>" title="<?php esc_attr_e(sprintf(__('Start %s', 'woothemes-sensei'), $lesson->post_title)) ?>" >
119 119
120 
-                        <?php esc_html_e( sprintf( __( '%s', 'woothemes-sensei' ), $lesson->post_title ) ); ?>
120 
+                        <?php esc_html_e(sprintf(__('%s', 'woothemes-sensei'), $lesson->post_title)); ?>
121 121
122 122 
                     </a>
123 123 
 
@@ -132,13 +132,13 @@  discard block
 
 block discarded – undo
132 132
133 133 
         <h2 class="total-grade">
134 134
135 
-            <?php _e( 'Total Grade', 'woothemes-sensei' ); ?>
135 
+            <?php _e('Total Grade', 'woothemes-sensei'); ?>
136 136 
             <span class="lesson-grade">
137 137
138 138 
                 <?php
139 139
140 
-                    $course_user_grade = Sensei_Utils::sensei_course_user_grade( $course->ID, get_current_user_id() );
141 
-                    echo $course_user_grade . '%';
140 
+                    $course_user_grade = Sensei_Utils::sensei_course_user_grade($course->ID, get_current_user_id());
141 
+                    echo $course_user_grade.'%';
142 142
143 143 
                 ?>
144 144 
 
@@ -155,7 +155,7 @@  discard block
 
 block discarded – undo
155 155 
      *
156 156 
      * @since 1.4.0
157 157 
      */
158 
-	do_action( 'sensei_course_results_after_lessons', $course->ID );
158 
+	do_action('sensei_course_results_after_lessons', $course->ID);
159 159 
     ?>
160 160
161 161 
 <?php endif; //user logged in ?>
162 162 
\ No newline at end of file
Please login to merge, or discard this patch.
Indentation   +63 added lines, -63 removed lines patch added patch discarded remove patch 
@@ -1,15 +1,15 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 2 
 if ( ! defined( 'ABSPATH' ) ) exit;
3 3 
 /**
4 
- * The Template for displaying all course lessons on the course results page.
5 
- *
6 
- * Override this template by copying it to yourtheme/sensei/course-results/course-lessons.php
7 
- *
8 
- * @author 		Automattic
9 
- * @package 	Sensei
10 
- * @category    Templates
11 
- * @version     1.9.0
12 
- */
4 
+		 * The Template for displaying all course lessons on the course results page.
5 
+		 *
6 
+		 * Override this template by copying it to yourtheme/sensei/course-results/course-lessons.php
7 
+		 *
8 
+		 * @author 		Automattic
9 
+		 * @package 	Sensei
10 
+		 * @category    Templates
11 
+		 * @version     1.9.0
12 
+		 */
13 13
14 14 
 global $course;
15 15 
 ?>
 
@@ -17,13 +17,13 @@  discard block
 
 block discarded – undo
17 17 
 <?php if ( is_user_logged_in() ): ?>
18 18
19 19 
     <?php
20 
-    /**
21 
-     * Fires inside course-results/lessons.php after the
22 
-     * is uer logged check, just above the lessons header.
23 
-     * @since 1.4.0
24 
-     */
25 
-    do_action( 'sensei_course_results_before_lessons', $course->ID );
26 
-    ?>
20 
+	/**
21 
+	 * Fires inside course-results/lessons.php after the
22 
+	 * is uer logged check, just above the lessons header.
23 
+	 * @since 1.4.0
24 
+	 */
25 
+	do_action( 'sensei_course_results_before_lessons', $course->ID );
26 
+	?>
27 27
28 28 
     <header>
29 29 
 
@@ -36,33 +36,33 @@  discard block
 
 block discarded – undo
36 36 
         <?php
37 37
38 38 
 		$displayed_lessons = array();
39 
-        $modules = Sensei()->modules->get_course_modules( intval( $course->ID ) );
39 
+		$modules = Sensei()->modules->get_course_modules( intval( $course->ID ) );
40 40
41 
-        // List modules with lessons
42 
-        foreach( $modules as $module ) {
41 
+		// List modules with lessons
42 
+		foreach( $modules as $module ) {
43 43
44 
-            $lessons_query = Sensei()->modules->get_lessons_query( $course->ID, $module->term_id );
45 
-            $lessons = $lessons_query->get_posts();
44 
+			$lessons_query = Sensei()->modules->get_lessons_query( $course->ID, $module->term_id );
45 
+			$lessons = $lessons_query->get_posts();
46 46
47 
-            if( count( $lessons ) > 0 ) { ?>
47 
+			if( count( $lessons ) > 0 ) { ?>
48 48
49 49 
                 <h3> <?php echo $module->name; ?></h3>
50 50
51 51 
                 <?php
52 
-                $count = 0;
53 
-                foreach( $lessons as $lesson ) {
54 
-
55 
-                    $lesson_grade = 'n/a';
56 
-                    $has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
57 
-                    if ( $has_questions ) {
58 
-                        $lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id() );
59 
-                        // Get user quiz grade
60 
-                        $lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
61 
-                        if ( $lesson_grade ) {
62 
-                            $lesson_grade .= '%';
63 
-                        }
64 
-                    }
65 
-                    ?>
52 
+				$count = 0;
53 
+				foreach( $lessons as $lesson ) {
54 
+
55 
+					$lesson_grade = 'n/a';
56 
+					$has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
57 
+					if ( $has_questions ) {
58 
+						$lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id() );
59 
+						// Get user quiz grade
60 
+						$lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
61 
+						if ( $lesson_grade ) {
62 
+							$lesson_grade .= '%';
63 
+						}
64 
+					}
65 
+					?>
66 66 
                     <h2>
67 67
68 68 
                         <a href="<?php esc_url_raw( get_permalink( $lesson->ID ) ); ?>"
 
@@ -80,17 +80,17 @@  discard block
 
 block discarded – undo
80 80
81 81 
                 <?php
82 82
83 
-                }// end for each
83 
+				}// end for each
84 84
85 
-            }// end if count lesson
85 
+			}// end if count lesson
86 86
87 
-        } // end for each module
88 
-        ?>
87 
+		} // end for each module
88 
+		?>
89 89
90 90 
         <?php
91 91
92 
-        $lessons = Sensei()->modules->get_none_module_lessons( $course->ID );
93 
-        if( 0 < count( $lessons ) ): ?>
92 
+		$lessons = Sensei()->modules->get_none_module_lessons( $course->ID );
93 
+		if( 0 < count( $lessons ) ): ?>
94 94
95 95 
 			<h3>
96 96 
 
@@ -101,17 +101,17 @@  discard block
 
 block discarded – undo
101 101 
             <?php foreach ( $lessons as $lesson ): ?>
102 102
103 103 
                 <?php
104 
-                $lesson_grade = 'n/a';
105 
-                $has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
106 
-                if ( $has_questions ) {
107 
-                    $lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id());
108 
-                    // Get user quiz grade
109 
-                    $lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
110 
-                    if ( $lesson_grade ) {
111 
-                        $lesson_grade .= '%';
112 
-                    }
113 
-                }
114 
-                ?>
104 
+				$lesson_grade = 'n/a';
105 
+				$has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
106 
+				if ( $has_questions ) {
107 
+					$lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id());
108 
+					// Get user quiz grade
109 
+					$lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
110 
+					if ( $lesson_grade ) {
111 
+						$lesson_grade .= '%';
112 
+					}
113 
+				}
114 
+				?>
115 115
116 116 
                 <h2>
117 117 
 
@@ -137,10 +137,10 @@  discard block
 
 block discarded – undo
137 137
138 138 
                 <?php
139 139
140 
-                    $course_user_grade = Sensei_Utils::sensei_course_user_grade( $course->ID, get_current_user_id() );
141 
-                    echo $course_user_grade . '%';
140 
+					$course_user_grade = Sensei_Utils::sensei_course_user_grade( $course->ID, get_current_user_id() );
141 
+					echo $course_user_grade . '%';
142 142
143 
-                ?>
143 
+				?>
144 144
145 145 
             </span>
146 146 
 
@@ -149,13 +149,13 @@  discard block
 
 block discarded – undo
149 149 
     </article>
150 150
151 151 
     <?php
152 
-    /**
153 
-     * Fires inside course-results/lessons.php after the
154 
-     * is uer logged check, at the bottom of all lessons.
155 
-     *
156 
-     * @since 1.4.0
157 
-     */
152 
+	/**
153 
+	 * Fires inside course-results/lessons.php after the
154 
+	 * is uer logged check, at the bottom of all lessons.
155 
+	 *
156 
+	 * @since 1.4.0
157 
+	 */
158 158 
 	do_action( 'sensei_course_results_after_lessons', $course->ID );
159 
-    ?>
159 
+	?>
160 160
161 161 
 <?php endif; //user logged in ?>
162 162 
\ No newline at end of file
Please login to merge, or discard this patch.
includes/shortcodes/class-sensei-shortcode-user-messages.php 1 patch
Indentation   +86 added lines, -86 removed lines patch added patch discarded remove patch 
@@ -15,91 +15,91 @@
 
 block discarded – undo
15 15 
  */
16 16 
 class Sensei_Shortcode_User_Messages implements Sensei_Shortcode_Interface {
17 17
18 
-    /**
19 
-     * @var WP_Query
20 
-     * messages for the current user
21 
-     */
22 
-    protected $messages_query;
23 
-
24 
-    /**
25 
-     * Setup the shortcode object
26 
-     *
27 
-     * @since 1.9.0
28 
-     * @param array $attributes
29 
-     * @param string $content
30 
-     * @param string $shortcode the shortcode that was called for this instance
31 
-     */
32 
-    public function __construct( $attributes, $content, $shortcode ){
33 
-
34 
-        $this->setup_messages_query();
35 
-
36 
-    }
37 
-
38 
-    /**
39 
-     * create the messages query .
40 
-     *
41 
-     * @return mixed
42 
-     */
43 
-    public function setup_messages_query(){
44 
-
45 
-        $user = wp_get_current_user();
46 
-
47 
-        $args = array(
48 
-            'post_type' => 'sensei_message',
49 
-            'posts_per_page' => 500,
50 
-            'orderby' => 'date',
51 
-            'order' => 'DESC',
52 
-            'post_status' => 'publish',
53 
-            'meta_query' => array(
54 
-                array(
55 
-                    'key'     => '_sender',
56 
-                    'value'   => $user->user_login,
57 
-                    'compare' => '=',
58 
-                ),
59 
-            ),
60 
-        );
61 
-
62 
-        $this->messages_query  = new WP_Query( $args );
63 
-    }
64 
-
65 
-    /**
66 
-     * Rendering the shortcode this class is responsible for.
67 
-     *
68 
-     * @return string $content
69 
-     */
70 
-    public function render(){
71 
-
72 
-        if( !is_user_logged_in() ){
73 
-
74 
-            Sensei()->notices->add_notice( __('Please login to view your messages.','woothemes-sensei') , 'alert'  );
75 
-
76 
-        } elseif( 0 == $this->messages_query->post_count ){
77 
-
78 
-            Sensei()->notices->add_notice( __( 'You do not have any messages.', 'woothemes-sensei') , 'alert'  );
79 
-        }
80 
-
81 
-        $messages_disabled_in_settings =  ! ( ! isset( Sensei()->settings->settings['messages_disable'] )
82 
-                                            || ! Sensei()->settings->settings['messages_disable'] ) ;
83 
-
84 
-        // don't show anything if messages are disable
85 
-        if( $messages_disabled_in_settings ){
86 
-            return '';
87 
-        }
88 
-
89 
-        //set the wp_query to the current messages query
90 
-        global $wp_query;
91 
-        $wp_query = $this->messages_query;
92 
-
93 
-        ob_start();
94 
-        Sensei()->notices->print_notices();
95 
-        Sensei_Templates::get_part('loop', 'message');
96 
-        $messages_html = ob_get_clean();
97 
-
98 
-        // set back the global query
99 
-        wp_reset_query();
100 
-
101 
-        return $messages_html;
102 
-
103 
-    }// end render
18 
+	/**
19 
+	 * @var WP_Query
20 
+	 * messages for the current user
21 
+	 */
22 
+	protected $messages_query;
23 
+
24 
+	/**
25 
+	 * Setup the shortcode object
26 
+	 *
27 
+	 * @since 1.9.0
28 
+	 * @param array $attributes
29 
+	 * @param string $content
30 
+	 * @param string $shortcode the shortcode that was called for this instance
31 
+	 */
32 
+	public function __construct( $attributes, $content, $shortcode ){
33 
+
34 
+		$this->setup_messages_query();
35 
+
36 
+	}
37 
+
38 
+	/**
39 
+	 * create the messages query .
40 
+	 *
41 
+	 * @return mixed
42 
+	 */
43 
+	public function setup_messages_query(){
44 
+
45 
+		$user = wp_get_current_user();
46 
+
47 
+		$args = array(
48 
+			'post_type' => 'sensei_message',
49 
+			'posts_per_page' => 500,
50 
+			'orderby' => 'date',
51 
+			'order' => 'DESC',
52 
+			'post_status' => 'publish',
53 
+			'meta_query' => array(
54 
+				array(
55 
+					'key'     => '_sender',
56 
+					'value'   => $user->user_login,
57 
+					'compare' => '=',
58 
+				),
59 
+			),
60 
+		);
61 
+
62 
+		$this->messages_query  = new WP_Query( $args );
63 
+	}
64 
+
65 
+	/**
66 
+	 * Rendering the shortcode this class is responsible for.
67 
+	 *
68 
+	 * @return string $content
69 
+	 */
70 
+	public function render(){
71 
+
72 
+		if( !is_user_logged_in() ){
73 
+
74 
+			Sensei()->notices->add_notice( __('Please login to view your messages.','woothemes-sensei') , 'alert'  );
75 
+
76 
+		} elseif( 0 == $this->messages_query->post_count ){
77 
+
78 
+			Sensei()->notices->add_notice( __( 'You do not have any messages.', 'woothemes-sensei') , 'alert'  );
79 
+		}
80 
+
81 
+		$messages_disabled_in_settings =  ! ( ! isset( Sensei()->settings->settings['messages_disable'] )
82 
+											|| ! Sensei()->settings->settings['messages_disable'] ) ;
83 
+
84 
+		// don't show anything if messages are disable
85 
+		if( $messages_disabled_in_settings ){
86 
+			return '';
87 
+		}
88 
+
89 
+		//set the wp_query to the current messages query
90 
+		global $wp_query;
91 
+		$wp_query = $this->messages_query;
92 
+
93 
+		ob_start();
94 
+		Sensei()->notices->print_notices();
95 
+		Sensei_Templates::get_part('loop', 'message');
96 
+		$messages_html = ob_get_clean();
97 
+
98 
+		// set back the global query
99 
+		wp_reset_query();
100 
+
101 
+		return $messages_html;
102 
+
103 
+	}// end render
104 104
105 105 
 }// end class
106 106 
\ No newline at end of file
Please login to merge, or discard this patch.
includes/shortcodes/class-sensei-shortcode-unpurchased-courses.php 1 patch
Indentation   +115 added lines, -115 removed lines patch added patch discarded remove patch 
@@ -14,148 +14,148 @@
 
 block discarded – undo
14 14 
  */
15 15 
 class Sensei_Shortcode_Unpurchased_Courses implements Sensei_Shortcode_Interface {
16 16
17 
-    /**
18 
-     * @var WP_Query to help setup the query needed by the render method.
19 
-     */
20 
-    protected $query;
21 
-
22 
-    /**
23 
-     * @var string number of items to show on the current page
24 
-     * Default: all.
25 
-     */
26 
-    protected $number;
27 
-
28 
-    /**
29 
-     * @var string ordery by course field
30 
-     * Default: date
31 
-     */
32 
-    protected $orderby;
33 
-
34 
-    /**
35 
-     * @var string ASC or DESC
36 
-     * Default: 'DESC'
37 
-     */
38 
-    protected  $order;
39 
-
40 
-    /**
41 
-     * Setup the shortcode object
42 
-     *
43 
-     * @since 1.9.0
44 
-     * @param array $attributes
45 
-     * @param string $content
46 
-     * @param string $shortcode the shortcode that was called for this instance
47 
-     */
48 
-    public function __construct( $attributes, $content, $shortcode ){
49 
-
50 
-        // set up all argument need for constructing the course query
51 
-        $this->number = isset( $attributes['number'] ) ? $attributes['number'] : '10';
52 
-        $this->orderby = isset( $attributes['orderby'] ) ? $attributes['orderby'] : 'title';
53 
-
54 
-        // set the default for menu_order to be ASC
55 
-        if( 'menu_order' == $this->orderby && !isset( $attributes['order']  ) ){
56 
-
57 
-            $this->order =  'ASC';
17 
+	/**
18 
+	 * @var WP_Query to help setup the query needed by the render method.
19 
+	 */
20 
+	protected $query;
21 
+
22 
+	/**
23 
+	 * @var string number of items to show on the current page
24 
+	 * Default: all.
25 
+	 */
26 
+	protected $number;
27 
+
28 
+	/**
29 
+	 * @var string ordery by course field
30 
+	 * Default: date
31 
+	 */
32 
+	protected $orderby;
33 
+
34 
+	/**
35 
+	 * @var string ASC or DESC
36 
+	 * Default: 'DESC'
37 
+	 */
38 
+	protected  $order;
39 
+
40 
+	/**
41 
+	 * Setup the shortcode object
42 
+	 *
43 
+	 * @since 1.9.0
44 
+	 * @param array $attributes
45 
+	 * @param string $content
46 
+	 * @param string $shortcode the shortcode that was called for this instance
47 
+	 */
48 
+	public function __construct( $attributes, $content, $shortcode ){
49 
+
50 
+		// set up all argument need for constructing the course query
51 
+		$this->number = isset( $attributes['number'] ) ? $attributes['number'] : '10';
52 
+		$this->orderby = isset( $attributes['orderby'] ) ? $attributes['orderby'] : 'title';
53 
+
54 
+		// set the default for menu_order to be ASC
55 
+		if( 'menu_order' == $this->orderby && !isset( $attributes['order']  ) ){
56 
+
57 
+			$this->order =  'ASC';
58 58
59 
-        }else{
59 
+		}else{
60 60
61 
-            // for everything else use the value passed or the default DESC
62 
-            $this->order = isset( $attributes['order']  ) ? $attributes['order'] : 'DESC';
61 
+			// for everything else use the value passed or the default DESC
62 
+			$this->order = isset( $attributes['order']  ) ? $attributes['order'] : 'DESC';
63 63
64 
-        }
64 
+		}
65 65
66 
-        // setup the course query that will be used when rendering
67 
-        $this->setup_course_query();
68 
-    }
66 
+		// setup the course query that will be used when rendering
67 
+		$this->setup_course_query();
68 
+	}
69 69
70 
-    /**
71 
-     * Sets up the object course query
72 
-     * that will be used int he render method.
73 
-     *
74 
-     * @since 1.9.0
75 
-     */
76 
-    protected function setup_course_query(){
70 
+	/**
71 
+	 * Sets up the object course query
72 
+	 * that will be used int he render method.
73 
+	 *
74 
+	 * @since 1.9.0
75 
+	 */
76 
+	protected function setup_course_query(){
77 77
78 78
79 
-        // course query parameters to be used for all courses
80 
-        $query_args = array(
81 
-            'post_type'        => 'course',
82 
-            'post_status'      => 'publish',
83 
-            // the number specified by the user will be used later in this function
84 
-            'posts_per_page' => 1000,
85 
-            'orderby'          => $this->orderby,
86 
-            'order'            => $this->order
87 
-        );
79 
+		// course query parameters to be used for all courses
80 
+		$query_args = array(
81 
+			'post_type'        => 'course',
82 
+			'post_status'      => 'publish',
83 
+			// the number specified by the user will be used later in this function
84 
+			'posts_per_page' => 1000,
85 
+			'orderby'          => $this->orderby,
86 
+			'order'            => $this->order
87 
+		);
88 88
89 
-        // get all the courses that has a product attached
90 
-        $all_courses_query = new WP_Query( $query_args );
89 
+		// get all the courses that has a product attached
90 
+		$all_courses_query = new WP_Query( $query_args );
91 91
92 
-        $paid_courses_not_taken = array();
93 
-        // look through all course and find the purchasable ones that user has not purchased
94 
-        foreach( $all_courses_query->posts as $course ){
92 
+		$paid_courses_not_taken = array();
93 
+		// look through all course and find the purchasable ones that user has not purchased
94 
+		foreach( $all_courses_query->posts as $course ){
95 95
96 
-            // only keep the courses with a product including only  courses that the user not taking
97 
-            $course_product_id = get_post_meta( $course->ID, '_course_woocommerce_product',true );
98 
-            if( is_numeric( $course_product_id )
99 
-                &&
100 
-                ! Sensei_Utils::user_started_course( $course->ID , get_current_user_id()  )
101 
-            ){
96 
+			// only keep the courses with a product including only  courses that the user not taking
97 
+			$course_product_id = get_post_meta( $course->ID, '_course_woocommerce_product',true );
98 
+			if( is_numeric( $course_product_id )
99 
+				&&
100 
+				! Sensei_Utils::user_started_course( $course->ID , get_current_user_id()  )
101 
+			){
102 102
103 
-                    $paid_courses_not_taken[] = $course->ID;
103 
+					$paid_courses_not_taken[] = $course->ID;
104 104
105 
-                }
105 
+				}
106 106
107 
-        } // end foreach
107 
+		} // end foreach
108 108
109 
-        // setup the course query again and only use the course the user has not purchased.
110 
-        // this query will be loaded into the global WP_Query in the render function.
111 
-        $query_args[ 'post__in' ] = $paid_courses_not_taken;
112 
-        $query_args[ 'posts_per_page' ] = $this->number;
109 
+		// setup the course query again and only use the course the user has not purchased.
110 
+		// this query will be loaded into the global WP_Query in the render function.
111 
+		$query_args[ 'post__in' ] = $paid_courses_not_taken;
112 
+		$query_args[ 'posts_per_page' ] = $this->number;
113 113
114 
-        $this->query = new WP_Query( $query_args );
114 
+		$this->query = new WP_Query( $query_args );
115 115
116 
-    }// end setup _course_query
116 
+	}// end setup _course_query
117 117
118 
-    /**
119 
-     * Rendering the shortcode this class is responsible for.
120 
-     *
121 
-     * @return string $content
122 
-     */
123 
-    public function render(){
118 
+	/**
119 
+	 * Rendering the shortcode this class is responsible for.
120 
+	 *
121 
+	 * @return string $content
122 
+	 */
123 
+	public function render(){
124 124
125 
-        global $wp_query;
125 
+		global $wp_query;
126 126
127 
-        if ( ! is_user_logged_in() ) {
127 
+		if ( ! is_user_logged_in() ) {
128 128
129 
-            $anchor_before = '<a href="' . esc_url( sensei_user_login_url() ) . '" >';
130 
-            $anchor_after = '</a>';
131 
-            $notice = sprintf(
132 
-                __('You must be logged in to view the non-purchased courses. Click here to %slogin%s.'),
133 
-                $anchor_before,
134 
-                $anchor_after
135 
-            );
129 
+			$anchor_before = '<a href="' . esc_url( sensei_user_login_url() ) . '" >';
130 
+			$anchor_after = '</a>';
131 
+			$notice = sprintf(
132 
+				__('You must be logged in to view the non-purchased courses. Click here to %slogin%s.'),
133 
+				$anchor_before,
134 
+				$anchor_after
135 
+			);
136 136
137 
-            Sensei()->notices->add_notice( $notice, 'info' );
138 
-            Sensei()->notices->print_notices();
137 
+			Sensei()->notices->add_notice( $notice, 'info' );
138 
+			Sensei()->notices->print_notices();
139 139
140 
-            return '';
140 
+			return '';
141 141
142 
-        }
142 
+		}
143 143
144 
-        // keep a reference to old query
145 
-        $current_global_query = $wp_query;
146 
-        // assign the query setup in $this-> setup_course_query
147 
-        $wp_query = $this->query;
144 
+		// keep a reference to old query
145 
+		$current_global_query = $wp_query;
146 
+		// assign the query setup in $this-> setup_course_query
147 
+		$wp_query = $this->query;
148 148
149 
-        ob_start();
150 
-        Sensei()->notices->print_notices();
151 
-        Sensei_Templates::get_template('loop-course.php');
152 
-        $shortcode_output =  ob_get_clean();
149 
+		ob_start();
150 
+		Sensei()->notices->print_notices();
151 
+		Sensei_Templates::get_template('loop-course.php');
152 
+		$shortcode_output =  ob_get_clean();
153 153
154 
-        //restore old query
155 
-        $wp_query = $current_global_query;
154 
+		//restore old query
155 
+		$wp_query = $current_global_query;
156 156
157 
-        return $shortcode_output;
157 
+		return $shortcode_output;
158 158
159 
-    }// end render
159 
+	}// end render
160 160
161 161 
 }
162 162 
\ No newline at end of file
Please login to merge, or discard this patch.
includes/class-sensei-course-results.php 1 patch
Spacing   +40 added lines, -40 removed lines patch added patch discarded remove patch 
@@ -1,5 +1,5 @@  discard block
 
 block discarded – undo
1 1 
 <?php
2 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
2 
+if ( ! defined('ABSPATH')) exit; // Exit if accessed directly
3 3
4 4 
 /**
5 5 
  * Sensei Course Results Class
 
@@ -23,20 +23,20 @@  discard block
 
 block discarded – undo
23 23 
 	 * Constructor.
24 24 
 	 * @since  1.4.0
25 25 
 	 */
26 
-	public function __construct () {
26 
+	public function __construct() {
27 27
28 28 
 		// Setup learner profile URL base
29 
-		$this->courses_url_base = apply_filters( 'sensei_course_slug', _x( 'course', 'post type single url slug', 'woothemes-sensei' ) );
29 
+		$this->courses_url_base = apply_filters('sensei_course_slug', _x('course', 'post type single url slug', 'woothemes-sensei'));
30 30
31 31 
 		// Setup permalink structure for course results
32 
-		add_action( 'init', array( $this, 'setup_permastruct' ) );
33 
-		add_filter( 'wp_title', array( $this, 'page_title' ), 10, 2 );
32 
+		add_action('init', array($this, 'setup_permastruct'));
33 
+		add_filter('wp_title', array($this, 'page_title'), 10, 2);
34 34
35 35 
 		// Load course results
36 
-		add_action( 'sensei_course_results_content_inside_before', array( $this, 'deprecate_course_result_info_hook' ), 10 );
36 
+		add_action('sensei_course_results_content_inside_before', array($this, 'deprecate_course_result_info_hook'), 10);
37 37
38 38 
 		// Add class to body tag
39 
-		add_filter( 'body_class', array( $this, 'body_class' ), 10, 1 );
39 
+		add_filter('body_class', array($this, 'body_class'), 10, 1);
40 40
41 41 
 	} // End __construct()
42 42 
 
@@ -46,8 +46,8 @@  discard block
 
 block discarded – undo
46 46 
 	 * @return void
47 47 
 	 */
48 48 
 	public function setup_permastruct() {
49 
-		add_rewrite_rule( '^' . $this->courses_url_base . '/([^/]*)/results/?', 'index.php?course_results=$matches[1]', 'top' );
50 
-		add_rewrite_tag( '%course_results%', '([^&]+)' );
49 
+		add_rewrite_rule('^'.$this->courses_url_base.'/([^/]*)/results/?', 'index.php?course_results=$matches[1]', 'top');
50 
+		add_rewrite_tag('%course_results%', '([^&]+)');
51 51 
 	}
52 52
53 53 
 	/**
 
@@ -56,11 +56,11 @@  discard block
 
 block discarded – undo
56 56 
 	 * @param  string $sep   Seeparator string
57 57 
 	 * @return string        Modified title
58 58 
 	 */
59 
-	public function page_title( $title, $sep = null ) {
59 
+	public function page_title($title, $sep = null) {
60 60 
 		global $wp_query;
61 
-		if( isset( $wp_query->query_vars['course_results'] ) ) {
62 
-			$course = get_page_by_path( $wp_query->query_vars['course_results'], OBJECT, 'course' );
63 
-			$title = __( 'Course Results: ', 'woothemes-sensei' ) . $course->post_title . ' ' . $sep . ' ';
61 
+		if (isset($wp_query->query_vars['course_results'])) {
62 
+			$course = get_page_by_path($wp_query->query_vars['course_results'], OBJECT, 'course');
63 
+			$title = __('Course Results: ', 'woothemes-sensei').$course->post_title.' '.$sep.' ';
64 64 
 		}
65 65 
 		return $title;
66 66 
 	}
 
@@ -71,18 +71,18 @@  discard block
 
 block discarded – undo
71 71 
 	 * @param  integer $course_id ID of course
72 72 
 	 * @return string             The course results page permalink
73 73 
 	 */
74 
-	public function get_permalink( $course_id = 0 ) {
74 
+	public function get_permalink($course_id = 0) {
75 75
76 76 
 		$permalink = '';
77 77
78 
-		if( $course_id > 0 ) {
78 
+		if ($course_id > 0) {
79 79
80 
-			$course = get_post( $course_id );
80 
+			$course = get_post($course_id);
81 81
82 
-			if ( get_option('permalink_structure') ) {
83 
-				$permalink = trailingslashit( get_home_url() ) . $this->courses_url_base . '/' . $course->post_name . '/results/';
82 
+			if (get_option('permalink_structure')) {
83 
+				$permalink = trailingslashit(get_home_url()).$this->courses_url_base.'/'.$course->post_name.'/results/';
84 84 
 			} else {
85 
-				$permalink = trailingslashit( get_home_url() ) . '?course_results=' . $course->post_name;
85 
+				$permalink = trailingslashit(get_home_url()).'?course_results='.$course->post_name;
86 86 
 			}
87 87 
 		}
88 88 
 
@@ -95,10 +95,10 @@  discard block
 
 block discarded – undo
95 95 
 	 * @return void
96 96 
 	 */
97 97 
 	public function content() {
98 
-		global $wp_query,  $current_user;
98 
+		global $wp_query, $current_user;
99 99
100 
-		if( isset( $wp_query->query_vars['course_results'] ) ) {
101 
-            Sensei_Templates::get_template( 'course-results/course-info.php' );
100 
+		if (isset($wp_query->query_vars['course_results'])) {
101 
+            Sensei_Templates::get_template('course-results/course-info.php');
102 102 
 		}
103 103
104 104 
 	}
 
@@ -112,12 +112,12 @@  discard block
 
 block discarded – undo
112 112
113 113 
 		global $course;
114 114
115 
-		$course_status = Sensei_Utils::sensei_user_course_status_message( $course->ID, get_current_user_id());
116 
-		echo '<div class="sensei-message ' . $course_status['box_class'] . '">' . $course_status['message'] . '</div>';
115 
+		$course_status = Sensei_Utils::sensei_user_course_status_message($course->ID, get_current_user_id());
116 
+		echo '<div class="sensei-message '.$course_status['box_class'].'">'.$course_status['message'].'</div>';
117 117
118 
-		sensei_do_deprecated_action( 'sensei_course_results_lessons','1.9.','sensei_course_results_content_inside_after', $course );
118 
+		sensei_do_deprecated_action('sensei_course_results_lessons', '1.9.', 'sensei_course_results_content_inside_after', $course);
119 119
120 
-        sensei_do_deprecated_action( 'sensei_course_results_bottom','1.9.','sensei_course_results_content_inside_after', $course->ID );
120 
+        sensei_do_deprecated_action('sensei_course_results_bottom', '1.9.', 'sensei_course_results_content_inside_after', $course->ID);
121 121
122 122 
 	}
123 123 
 
@@ -130,7 +130,7 @@  discard block
 
 block discarded – undo
130 130 
 	public function course_lessons() {
131 131
132 132 
 		global $course;
133 
-        _deprecated_function( 'Sensei_modules course_lessons ', '1.9.0' );
133 
+        _deprecated_function('Sensei_modules course_lessons ', '1.9.0');
134 134
135 135 
 	}
136 136 
 
@@ -139,9 +139,9 @@  discard block
 
 block discarded – undo
139 139 
 	 * @param  array $classes Existing classes
140 140 
 	 * @return array          Modified classes
141 141 
 	 */
142 
-	public function body_class( $classes ) {
142 
+	public function body_class($classes) {
143 143 
 		global $wp_query;
144 
-		if( isset( $wp_query->query_vars['course_results'] ) ) {
144 
+		if (isset($wp_query->query_vars['course_results'])) {
145 145 
 			$classes[] = 'course-results';
146 146 
 		}
147 147 
 		return $classes;
 
@@ -152,9 +152,9 @@  discard block
 
 block discarded – undo
152 152 
      *
153 153 
      * @deprecated since 1.9.0
154 154 
      */
155 
-    public static function deprecate_sensei_course_results_content_hook(){
155 
+    public static function deprecate_sensei_course_results_content_hook() {
156 156
157 
-        sensei_do_deprecated_action('sensei_course_results_content', '1.9.0','sensei_course_results_content_before');
157 
+        sensei_do_deprecated_action('sensei_course_results_content', '1.9.0', 'sensei_course_results_content_before');
158 158
159 159 
     }
160 160 
 
@@ -163,9 +163,9 @@  discard block
 
 block discarded – undo
163 163 
      *
164 164 
      * @since 1.9.0
165 165 
      */
166 
-    public static function fire_sensei_message_hook(){
166 
+    public static function fire_sensei_message_hook() {
167 167
168 
-        do_action( 'sensei_frontend_messages' );
168 
+        do_action('sensei_frontend_messages');
169 169
170 170 
     }
171 171 
 
@@ -174,9 +174,9 @@  discard block
 
 block discarded – undo
174 174 
      *
175 175 
      * @since 1.9.0
176 176 
      */
177 
-    public static function deprecate_course_result_info_hook(){
177 
+    public static function deprecate_course_result_info_hook() {
178 178
179 
-        sensei_do_deprecated_action( 'sensei_course_results_info', '1.9.0', 'sensei_course_results_content_inside_before' );
179 
+        sensei_do_deprecated_action('sensei_course_results_info', '1.9.0', 'sensei_course_results_content_inside_before');
180 180
181 181 
     }
182 182 
 
@@ -185,10 +185,10 @@  discard block
 
 block discarded – undo
185 185 
      *
186 186 
      * @deprecate since 1.9.0
187 187 
      */
188 
-    public static function deprecate_course_results_top_hook(){
188 
+    public static function deprecate_course_results_top_hook() {
189 189
190 190 
         global $course;
191 
-        sensei_do_deprecated_action( 'sensei_course_results_top', '1.9.0' ,'sensei_course_results_content_inside_before',$course->ID );
191 
+        sensei_do_deprecated_action('sensei_course_results_top', '1.9.0', 'sensei_course_results_content_inside_before', $course->ID);
192 192
193 193 
     }
194 194 
 
@@ -197,10 +197,10 @@  discard block
 
 block discarded – undo
197 197 
      *
198 198 
      * @since 1.8.0
199 199 
      */
200 
-    public static function fire_course_image_hook(){
200 
+    public static function fire_course_image_hook() {
201 201
202 202 
         global $course;
203 
-        sensei_do_deprecated_action('sensei_course_image','1.9.0', 'sensei_single_course_content_inside_before', array( get_the_ID()) );
203 
+        sensei_do_deprecated_action('sensei_course_image', '1.9.0', 'sensei_single_course_content_inside_before', array(get_the_ID()));
204 204
205 205 
     }
206 206 
 
@@ -211,4 +211,4 @@  discard block
 
 block discarded – undo
211 211 
  * for backward compatibility
212 212 
  * @since 1.9.0
213 213 
  */
214 
-class WooThemes_Sensei_Course_Results extends Sensei_Course_Results{}
214 
+class WooThemes_Sensei_Course_Results extends Sensei_Course_Results {}
Please login to merge, or discard this patch.