woothemes / sensei

includes/class-sensei-modules.php

Indentation +1888 added lines, -1888 removed lines

@@ -14,265 +14,265 @@ 
  */
 class Sensei_Core_Modules
 {
-    private $dir;
-    private $file;
-    private $assets_dir;
-    private $assets_url;
-    private $order_page_slug;
-    public $taxonomy;
-
-    public function __construct( $file )
-    {
-        $this->file = $file;
-        $this->dir = dirname($this->file);
-        $this->assets_dir = trailingslashit($this->dir) . 'assets';
-        $this->assets_url = esc_url(trailingslashit(plugins_url('/assets/', $this->file)));
-        $this->taxonomy = 'module';
-        $this->order_page_slug = 'module-order';
-
-        // setup taxonomy
-        add_action( 'init', array( $this, 'setup_modules_taxonomy' ), 10 );
-
-        // Manage lesson meta boxes for taxonomy
-        add_action('add_meta_boxes', array($this, 'modules_metaboxes'), 20, 2 );
-
-        // Save lesson meta box
-        add_action('save_post', array($this, 'save_lesson_module'), 10, 1);
-
-        //Reset the none modules lessons transient
-        add_action( 'save_post', array( 'Sensei_Core_Modules', 'reset_none_modules_transient' ) );
-
-        // Frontend styling
-        add_action('wp_enqueue_scripts', array($this, 'enqueue_styles'));
-
-        // Admin styling
-        add_action('admin_enqueue_scripts', array($this, 'admin_enqueue_styles'));
-        add_action('admin_enqueue_scripts', array($this, 'admin_enqueue_scripts'),  20 , 2 );
-
-        // Handle module completion record
-        add_action('sensei_lesson_status_updated', array($this, 'update_lesson_status_module_progress'), 10, 3);
-        add_action('sensei_user_lesson_reset', array($this, 'save_lesson_module_progress'), 10, 2);
-        add_action('wp', array($this, 'save_module_progress'), 10);
-
-        // Handle module ordering
-        add_action('admin_menu', array($this, 'register_modules_admin_menu_items'), 30 );
-        add_filter('manage_edit-course_columns', array($this, 'course_columns'), 11, 1);
-        add_action('manage_posts_custom_column', array($this, 'course_column_content'), 11, 2);
-
-        // Ensure modules always show under courses
-        add_action( 'admin_menu', array( $this, 'remove_lessons_menu_model_taxonomy' ) , 10 );
-        add_action( 'admin_menu', array( $this, 'remove_courses_menu_model_taxonomy' ) , 10 );
-        add_action( 'admin_menu', array( $this, 'redirect_to_lesson_module_taxonomy_to_course' ) , 20 );
-
-        // Add course field to taxonomy
-        add_action($this->taxonomy . '_add_form_fields', array($this, 'add_module_fields'), 50, 1);
-        add_action($this->taxonomy . '_edit_form_fields', array($this, 'edit_module_fields'), 1, 1);
-        add_action('edited_' . $this->taxonomy, array($this, 'save_module_course'), 10, 2);
-        add_action('created_' . $this->taxonomy, array($this, 'save_module_course'), 10, 2);
-        add_action('wp_ajax_sensei_json_search_courses', array($this, 'search_courses_json'));
-
-        // Manage module taxonomy archive page
-        add_filter('template_include', array($this, 'module_archive_template'), 10);
-        add_action('pre_get_posts', array($this, 'module_archive_filter'), 10, 1);
-        add_filter('sensei_lessons_archive_text', array($this, 'module_archive_title'));
-        add_action('sensei_content_lesson_inside_before', array($this, 'module_archive_description'), 11);
-        add_action('sensei_pagination', array($this, 'module_navigation_links'), 11);
-        add_filter('body_class', array($this, 'module_archive_body_class'));
-
-        // add modules to the single course template
-        add_action( 'sensei_single_course_content_inside_after', array($this, 'load_course_module_content_template') , 8 );
-
-        //Single Course modules actions. Add to single-course/course-modules.php
-        add_action('sensei_single_course_modules_before',array( $this,'course_modules_title' ), 20);
-
-        // Set up display on single lesson page
-        add_filter('sensei_breadcrumb_output', array($this, 'module_breadcrumb_link'), 10, 2);
-
-        // Add 'Modules' columns to Analysis tables
-        add_filter('sensei_analysis_overview_columns', array($this, 'analysis_overview_column_title'), 10, 2);
-        add_filter('sensei_analysis_overview_column_data', array($this, 'analysis_overview_column_data'), 10, 3);
-        add_filter('sensei_analysis_course_columns', array($this, 'analysis_course_column_title'), 10, 2);
-        add_filter('sensei_analysis_course_column_data', array($this, 'analysis_course_column_data'), 10, 3);
-
-        // Manage module taxonomy columns
-        add_filter('manage_edit-' . $this->taxonomy . '_columns', array($this, 'taxonomy_column_headings'), 1, 1);
-        add_filter('manage_' . $this->taxonomy . '_custom_column', array($this, 'taxonomy_column_content'), 1, 3);
-        add_filter('sensei_module_lesson_list_title', array($this, 'sensei_course_preview_titles'), 10, 2);
-
-        //store new modules created on the course edit screen
-        add_action( 'wp_ajax_sensei_add_new_module_term', array( 'Sensei_Core_Modules','add_new_module_term' ) );
-
-        // for non admin users, only show taxonomies that belong to them
-        add_filter('get_terms', array( $this, 'filter_module_terms' ), 20, 3 );
-        add_filter('get_object_terms', array( $this, 'filter_course_selected_terms' ), 20, 3 );
-
-        // add the teacher name next to the module term in for admin users
-        add_filter('get_terms', array( $this, 'append_teacher_name_to_module' ), 70, 3 );
-
-        // remove the default modules  metabox
-        add_action('admin_init',array( 'Sensei_Core_Modules' , 'remove_default_modules_box' ));
-
-    } // end constructor
-
-    /**
-     * Alter a module term slug when a new taxonomy term is created
-     * This will add the creators user name to the slug for uniqueness.
-     *
-     * @since 1.8.0
-     *
-     * @param $term_id
-     * @param $tt_id
-     * @param $taxonomy
-     *
-     * @return void
-     * @deprecated since 1.9.0
-     */
-    public function change_module_term_slug( $term_id, $tt_id, $taxonomy ){
-
-        _deprecated_function('change_module_term_slug', '1.9.0' );
-
-    }// end add_module_term_group
-
-    /**
-     * Hook in all meta boxes related tot he modules taxonomy
-     *
-     * @since 1.8.0
-     *
-     * @param string $post_type
-     * @param WP_Post $post
-     *
-     * @return void
-     */
-    public function modules_metaboxes( $post_type, $post )
-    {
-        if ('lesson' == $post_type ) {
-
-            // Remove default taxonomy meta box from Lesson edit screen
-            remove_meta_box($this->taxonomy . 'div', 'lesson', 'side');
-
-            // Add custom meta box to limit module selection to one per lesson
-            add_meta_box($this->taxonomy . '_select', __('Lesson Module', 'woothemes-sensei'), array($this, 'lesson_module_metabox'), 'lesson', 'side', 'default');
-        }
-
-        if( 'course' == $post_type ){
-            // Course modules selection metabox
-            add_meta_box( $this->taxonomy . '_course_mb', __('Course Modules', 'woothemes-sensei'), array( $this, 'course_module_metabox'), 'course', 'side', 'core');
-        }
-    }
-
-    /**
-     * Build content for custom module meta box
-     *
-     * @since 1.8.0
-     * @param  object $post Current post object
-     * @return void
-     */
-    public function lesson_module_metabox($post)
-    {
-
-        // Get lesson course
-        $lesson_course = get_post_meta($post->ID, '_lesson_course', true);
-
-        $html = '';
-
-        // Only show module selection if this lesson is part of a course
-        if ($lesson_course && $lesson_course > 0) {
-
-            // Get existing lesson module
-            $lesson_module = 0;
-            $lesson_module_list = wp_get_post_terms($post->ID, $this->taxonomy);
-            if (is_array($lesson_module_list) && count($lesson_module_list) > 0) {
-                foreach ($lesson_module_list as $single_module) {
-                    $lesson_module = $single_module->term_id;
-                    break;
-                }
-            }
-
-            // Get the available modules for this lesson's course
-            $modules = $this->get_course_modules($lesson_course);
-
-            // Build the HTML to output
-            $html .= '<input type="hidden" name="' . esc_attr('woo_lesson_' . $this->taxonomy . '_nonce') . '" id="' . esc_attr('woo_lesson_' . $this->taxonomy . '_nonce') . '" value="' . esc_attr(wp_create_nonce(plugin_basename($this->file))) . '" />';
-            if (is_array($modules) && count($modules) > 0) {
-                $html .= '<select id="lesson-module-options" name="lesson_module" class="widefat">' . "\n";
-                $html .= '<option value="">' . __('None', 'woothemes-sensei') . '</option>';
-                foreach ($modules as $module) {
-                    $html .= '<option value="' . esc_attr(absint($module->term_id)) . '"' . selected($module->term_id, $lesson_module, false) . '>' . esc_html($module->name) . '</option>' . "\n";
-                }
-                $html .= '</select>' . "\n";
-            } else {
-                $course_url = admin_url('post.php?post=' . urlencode($lesson_course) . '&action=edit');
-                $html .= '<p>' . sprintf(__('No modules are available for this lesson yet. %1$sPlease add some to %3$sthe course%4$s.%2$s', 'woothemes-sensei'), '<em>', '</em>', '<a href="' . esc_url($course_url) . '">', '</a>') . '</p>';
-            } // End If Statement
-
-        } else {
-            $html .= '<p>' . sprintf(__('No modules are available for this lesson yet. %1$sPlease select a course first.%2$s', 'woothemes-sensei'), '<em>', '</em>') . '</p>';
-        } // End If Statement
-
-        // Output the HTML
-        echo $html;
-    }
-
-    /**
-     * Save module to lesson
-     *
-     * @since 1.8.0
-     * @param  integer $post_id ID of post
-     * @return mixed            Post ID on permissions failure, boolean true on success
-     */
-    public function save_lesson_module($post_id)
-    {
-        global $post;
-
-        // Verify post type and nonce
-        if ((get_post_type() != 'lesson') || !isset($_POST['woo_lesson_' . $this->taxonomy . '_nonce'] )
-            ||!wp_verify_nonce($_POST['woo_lesson_' . $this->taxonomy . '_nonce'], plugin_basename($this->file))) {
-            return $post_id;
-        }
-
-        // Check if user has permissions to edit lessons
-        $post_type = get_post_type_object($post->post_type);
-        if (!current_user_can($post_type->cap->edit_post, $post_id)) {
-            return $post_id;
-        }
-
-        // Check if user has permissions to edit this specific post
-        if (!current_user_can('edit_post', $post_id)) {
-            return $post_id;
-        }
-
-        // Cast module ID as an integer if selected, otherwise leave as empty string
-        if ( isset( $_POST['lesson_module'] ) ) {
-
-            if( empty ( $_POST['lesson_module'] ) ){
-                wp_delete_object_term_relationships($post_id, $this->taxonomy  );
-                return true;
-            }
-
-            $module_id = intval( $_POST['lesson_module'] );
-
-            // Assign lesson to selected module
-            wp_set_object_terms($post_id, $module_id, $this->taxonomy, false);
-
-            // Set default order for lesson inside module
-            if (!get_post_meta($post_id, '_order_module_' . $module_id, true)) {
-                update_post_meta($post_id, '_order_module_' . $module_id, 0);
-            }
-        }
-
-        return true;
-    }
-
-    /**
-     * Display course field on new module screen
-     *
-     * @since 1.8.0
-     * @param object $taxonomy Taxonomy object
-     * @return void
-     */
-    public function add_module_fields($taxonomy)
-    {
-        ?>
+	private $dir;
+	private $file;
+	private $assets_dir;
+	private $assets_url;
+	private $order_page_slug;
+	public $taxonomy;
+
+	public function __construct( $file )
+	{
+		$this->file = $file;
+		$this->dir = dirname($this->file);
+		$this->assets_dir = trailingslashit($this->dir) . 'assets';
+		$this->assets_url = esc_url(trailingslashit(plugins_url('/assets/', $this->file)));
+		$this->taxonomy = 'module';
+		$this->order_page_slug = 'module-order';
+
+		// setup taxonomy
+		add_action( 'init', array( $this, 'setup_modules_taxonomy' ), 10 );
+
+		// Manage lesson meta boxes for taxonomy
+		add_action('add_meta_boxes', array($this, 'modules_metaboxes'), 20, 2 );
+
+		// Save lesson meta box
+		add_action('save_post', array($this, 'save_lesson_module'), 10, 1);
+
+		//Reset the none modules lessons transient
+		add_action( 'save_post', array( 'Sensei_Core_Modules', 'reset_none_modules_transient' ) );
+
+		// Frontend styling
+		add_action('wp_enqueue_scripts', array($this, 'enqueue_styles'));
+
+		// Admin styling
+		add_action('admin_enqueue_scripts', array($this, 'admin_enqueue_styles'));
+		add_action('admin_enqueue_scripts', array($this, 'admin_enqueue_scripts'),  20 , 2 );
+
+		// Handle module completion record
+		add_action('sensei_lesson_status_updated', array($this, 'update_lesson_status_module_progress'), 10, 3);
+		add_action('sensei_user_lesson_reset', array($this, 'save_lesson_module_progress'), 10, 2);
+		add_action('wp', array($this, 'save_module_progress'), 10);
+
+		// Handle module ordering
+		add_action('admin_menu', array($this, 'register_modules_admin_menu_items'), 30 );
+		add_filter('manage_edit-course_columns', array($this, 'course_columns'), 11, 1);
+		add_action('manage_posts_custom_column', array($this, 'course_column_content'), 11, 2);
+
+		// Ensure modules always show under courses
+		add_action( 'admin_menu', array( $this, 'remove_lessons_menu_model_taxonomy' ) , 10 );
+		add_action( 'admin_menu', array( $this, 'remove_courses_menu_model_taxonomy' ) , 10 );
+		add_action( 'admin_menu', array( $this, 'redirect_to_lesson_module_taxonomy_to_course' ) , 20 );
+
+		// Add course field to taxonomy
+		add_action($this->taxonomy . '_add_form_fields', array($this, 'add_module_fields'), 50, 1);
+		add_action($this->taxonomy . '_edit_form_fields', array($this, 'edit_module_fields'), 1, 1);
+		add_action('edited_' . $this->taxonomy, array($this, 'save_module_course'), 10, 2);
+		add_action('created_' . $this->taxonomy, array($this, 'save_module_course'), 10, 2);
+		add_action('wp_ajax_sensei_json_search_courses', array($this, 'search_courses_json'));
+
+		// Manage module taxonomy archive page
+		add_filter('template_include', array($this, 'module_archive_template'), 10);
+		add_action('pre_get_posts', array($this, 'module_archive_filter'), 10, 1);
+		add_filter('sensei_lessons_archive_text', array($this, 'module_archive_title'));
+		add_action('sensei_content_lesson_inside_before', array($this, 'module_archive_description'), 11);
+		add_action('sensei_pagination', array($this, 'module_navigation_links'), 11);
+		add_filter('body_class', array($this, 'module_archive_body_class'));
+
+		// add modules to the single course template
+		add_action( 'sensei_single_course_content_inside_after', array($this, 'load_course_module_content_template') , 8 );
+
+		//Single Course modules actions. Add to single-course/course-modules.php
+		add_action('sensei_single_course_modules_before',array( $this,'course_modules_title' ), 20);
+
+		// Set up display on single lesson page
+		add_filter('sensei_breadcrumb_output', array($this, 'module_breadcrumb_link'), 10, 2);
+
+		// Add 'Modules' columns to Analysis tables
+		add_filter('sensei_analysis_overview_columns', array($this, 'analysis_overview_column_title'), 10, 2);
+		add_filter('sensei_analysis_overview_column_data', array($this, 'analysis_overview_column_data'), 10, 3);
+		add_filter('sensei_analysis_course_columns', array($this, 'analysis_course_column_title'), 10, 2);
+		add_filter('sensei_analysis_course_column_data', array($this, 'analysis_course_column_data'), 10, 3);
+
+		// Manage module taxonomy columns
+		add_filter('manage_edit-' . $this->taxonomy . '_columns', array($this, 'taxonomy_column_headings'), 1, 1);
+		add_filter('manage_' . $this->taxonomy . '_custom_column', array($this, 'taxonomy_column_content'), 1, 3);
+		add_filter('sensei_module_lesson_list_title', array($this, 'sensei_course_preview_titles'), 10, 2);
+
+		//store new modules created on the course edit screen
+		add_action( 'wp_ajax_sensei_add_new_module_term', array( 'Sensei_Core_Modules','add_new_module_term' ) );
+
+		// for non admin users, only show taxonomies that belong to them
+		add_filter('get_terms', array( $this, 'filter_module_terms' ), 20, 3 );
+		add_filter('get_object_terms', array( $this, 'filter_course_selected_terms' ), 20, 3 );
+
+		// add the teacher name next to the module term in for admin users
+		add_filter('get_terms', array( $this, 'append_teacher_name_to_module' ), 70, 3 );
+
+		// remove the default modules  metabox
+		add_action('admin_init',array( 'Sensei_Core_Modules' , 'remove_default_modules_box' ));
+
+	} // end constructor
+
+	/**
+	 * Alter a module term slug when a new taxonomy term is created
+	 * This will add the creators user name to the slug for uniqueness.
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param $term_id
+	 * @param $tt_id
+	 * @param $taxonomy
+	 *
+	 * @return void
+	 * @deprecated since 1.9.0
+	 */
+	public function change_module_term_slug( $term_id, $tt_id, $taxonomy ){
+
+		_deprecated_function('change_module_term_slug', '1.9.0' );
+
+	}// end add_module_term_group
+
+	/**
+	 * Hook in all meta boxes related tot he modules taxonomy
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param string $post_type
+	 * @param WP_Post $post
+	 *
+	 * @return void
+	 */
+	public function modules_metaboxes( $post_type, $post )
+	{
+		if ('lesson' == $post_type ) {
+
+			// Remove default taxonomy meta box from Lesson edit screen
+			remove_meta_box($this->taxonomy . 'div', 'lesson', 'side');
+
+			// Add custom meta box to limit module selection to one per lesson
+			add_meta_box($this->taxonomy . '_select', __('Lesson Module', 'woothemes-sensei'), array($this, 'lesson_module_metabox'), 'lesson', 'side', 'default');
+		}
+
+		if( 'course' == $post_type ){
+			// Course modules selection metabox
+			add_meta_box( $this->taxonomy . '_course_mb', __('Course Modules', 'woothemes-sensei'), array( $this, 'course_module_metabox'), 'course', 'side', 'core');
+		}
+	}
+
+	/**
+	 * Build content for custom module meta box
+	 *
+	 * @since 1.8.0
+	 * @param  object $post Current post object
+	 * @return void
+	 */
+	public function lesson_module_metabox($post)
+	{
+
+		// Get lesson course
+		$lesson_course = get_post_meta($post->ID, '_lesson_course', true);
+
+		$html = '';
+
+		// Only show module selection if this lesson is part of a course
+		if ($lesson_course && $lesson_course > 0) {
+
+			// Get existing lesson module
+			$lesson_module = 0;
+			$lesson_module_list = wp_get_post_terms($post->ID, $this->taxonomy);
+			if (is_array($lesson_module_list) && count($lesson_module_list) > 0) {
+				foreach ($lesson_module_list as $single_module) {
+					$lesson_module = $single_module->term_id;
+					break;
+				}
+			}
+
+			// Get the available modules for this lesson's course
+			$modules = $this->get_course_modules($lesson_course);
+
+			// Build the HTML to output
+			$html .= '<input type="hidden" name="' . esc_attr('woo_lesson_' . $this->taxonomy . '_nonce') . '" id="' . esc_attr('woo_lesson_' . $this->taxonomy . '_nonce') . '" value="' . esc_attr(wp_create_nonce(plugin_basename($this->file))) . '" />';
+			if (is_array($modules) && count($modules) > 0) {
+				$html .= '<select id="lesson-module-options" name="lesson_module" class="widefat">' . "\n";
+				$html .= '<option value="">' . __('None', 'woothemes-sensei') . '</option>';
+				foreach ($modules as $module) {
+					$html .= '<option value="' . esc_attr(absint($module->term_id)) . '"' . selected($module->term_id, $lesson_module, false) . '>' . esc_html($module->name) . '</option>' . "\n";
+				}
+				$html .= '</select>' . "\n";
+			} else {
+				$course_url = admin_url('post.php?post=' . urlencode($lesson_course) . '&action=edit');
+				$html .= '<p>' . sprintf(__('No modules are available for this lesson yet. %1$sPlease add some to %3$sthe course%4$s.%2$s', 'woothemes-sensei'), '<em>', '</em>', '<a href="' . esc_url($course_url) . '">', '</a>') . '</p>';
+			} // End If Statement
+
+		} else {
+			$html .= '<p>' . sprintf(__('No modules are available for this lesson yet. %1$sPlease select a course first.%2$s', 'woothemes-sensei'), '<em>', '</em>') . '</p>';
+		} // End If Statement
+
+		// Output the HTML
+		echo $html;
+	}
+
+	/**
+	 * Save module to lesson
+	 *
+	 * @since 1.8.0
+	 * @param  integer $post_id ID of post
+	 * @return mixed            Post ID on permissions failure, boolean true on success
+	 */
+	public function save_lesson_module($post_id)
+	{
+		global $post;
+
+		// Verify post type and nonce
+		if ((get_post_type() != 'lesson') || !isset($_POST['woo_lesson_' . $this->taxonomy . '_nonce'] )
+			||!wp_verify_nonce($_POST['woo_lesson_' . $this->taxonomy . '_nonce'], plugin_basename($this->file))) {
+			return $post_id;
+		}
+
+		// Check if user has permissions to edit lessons
+		$post_type = get_post_type_object($post->post_type);
+		if (!current_user_can($post_type->cap->edit_post, $post_id)) {
+			return $post_id;
+		}
+
+		// Check if user has permissions to edit this specific post
+		if (!current_user_can('edit_post', $post_id)) {
+			return $post_id;
+		}
+
+		// Cast module ID as an integer if selected, otherwise leave as empty string
+		if ( isset( $_POST['lesson_module'] ) ) {
+
+			if( empty ( $_POST['lesson_module'] ) ){
+				wp_delete_object_term_relationships($post_id, $this->taxonomy  );
+				return true;
+			}
+
+			$module_id = intval( $_POST['lesson_module'] );
+
+			// Assign lesson to selected module
+			wp_set_object_terms($post_id, $module_id, $this->taxonomy, false);
+
+			// Set default order for lesson inside module
+			if (!get_post_meta($post_id, '_order_module_' . $module_id, true)) {
+				update_post_meta($post_id, '_order_module_' . $module_id, 0);
+			}
+		}
+
+		return true;
+	}
+
+	/**
+	 * Display course field on new module screen
+	 *
+	 * @since 1.8.0
+	 * @param object $taxonomy Taxonomy object
+	 * @return void
+	 */
+	public function add_module_fields($taxonomy)
+	{
+		?>
         <div class="form-field">
             <label for="module_courses"><?php _e('Course(s)', 'woothemes-sensei'); ?></label>
             <input type="hidden" id="module_courses" name="module_courses" class="ajax_chosen_select_courses"
@@ -281,44 +281,44 @@ 
                 class="description"><?php _e('Search for and select the courses that this module will belong to.', 'woothemes-sensei'); ?></span>
         </div>
     <?php
-    }
-
-    /**
-     * Display course field on module edit screen
-     *
-     * @since 1.8.0
-     * @param  object $module Module term object
-     * @return void
-     */
-    public function edit_module_fields($module)
-    {
-
-        $module_id = $module->term_id;
-
-        // Get module's existing courses
-        $args = array(
-            'post_type' => 'course',
-            'post_status' => array('publish', 'draft', 'future', 'private'),
-            'posts_per_page' => -1,
-            'tax_query' => array(
-                array(
-                    'taxonomy' => $this->taxonomy,
-                    'field' => 'id',
-                    'terms' => $module_id
-                )
-            )
-        );
-        $courses = get_posts($args);
-
-        //build the defaults array
-        $module_courses = array();
-        if (isset($courses) && is_array($courses)) {
-            foreach ($courses as $course) {
-                $module_courses[] =   array( 'id' =>$course->ID, 'details'=>$course->post_title );
-            }
-        }
-
-        ?>
+	}
+
+	/**
+	 * Display course field on module edit screen
+	 *
+	 * @since 1.8.0
+	 * @param  object $module Module term object
+	 * @return void
+	 */
+	public function edit_module_fields($module)
+	{
+
+		$module_id = $module->term_id;
+
+		// Get module's existing courses
+		$args = array(
+			'post_type' => 'course',
+			'post_status' => array('publish', 'draft', 'future', 'private'),
+			'posts_per_page' => -1,
+			'tax_query' => array(
+				array(
+					'taxonomy' => $this->taxonomy,
+					'field' => 'id',
+					'terms' => $module_id
+				)
+			)
+		);
+		$courses = get_posts($args);
+
+		//build the defaults array
+		$module_courses = array();
+		if (isset($courses) && is_array($courses)) {
+			foreach ($courses as $course) {
+				$module_courses[] =   array( 'id' =>$course->ID, 'details'=>$course->post_title );
+			}
+		}
+
+		?>
         <tr class="form-field">
             <th scope="row" valign="top"><label
                     for="module_courses"><?php _e('Course(s)', 'woothemes-sensei'); ?></label></th>
@@ -335,1405 +335,1405 @@ 
             </td>
         </tr>
     <?php
-    }
-
-    /**
-     * Save module course on add/edit
-     *
-     * @since 1.8.0
-     * @param  integer $module_id ID of module
-     * @return void
-     */
-    public function save_module_course($module_id)
-    {
-
-        // Get module's existing courses
-        $args = array(
-            'post_type' => 'course',
-            'post_status' => array('publish', 'draft', 'future', 'private'),
-            'posts_per_page' => -1,
-            'tax_query' => array(
-                array(
-                    'taxonomy' => $this->taxonomy,
-                    'field' => 'id',
-                    'terms' => $module_id
-                )
-            )
-        );
-        $courses = get_posts($args);
-
-        // Remove module from existing courses
-        if (isset($courses) && is_array($courses)) {
-            foreach ($courses as $course) {
-                wp_remove_object_terms($course->ID, $module_id, $this->taxonomy);
-            }
-        }
-
-        // Add module to selected courses
-        if ( isset( $_POST['module_courses'] ) && ! empty( $_POST['module_courses'] ) ) {
-
-            $course_ids = explode( ",", $_POST['module_courses'] );
-
-            foreach ( $course_ids as $course_id ) {
-
-                wp_set_object_terms($course_id, $module_id, $this->taxonomy, true);
-
-            }
-        }
-    }
-
-    /**
-     * Ajax function to search for courses matching term
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function search_courses_json()
-    {
-
-        // Security check
-        check_ajax_referer('search-courses', 'security');
-
-        // Set content type
-        header('Content-Type: application/json; charset=utf-8');
-
-        // Get user input
-        $term = urldecode(stripslashes($_GET['term']));
-
-        // Return nothing if term is empty
-        if (empty($term))
-            die();
-
-        // Set a default if none is given
-        $default = isset($_GET['default']) ? $_GET['default'] : __('No course', 'woothemes-sensei');
-
-        // Set up array of results
-        $found_courses = array('' => $default);
-
-        // Fetch results
-        $args = array(
-            'post_type' => 'course',
-            'post_status' => array('publish', 'draft', 'future', 'private'),
-            'posts_per_page' => -1,
-            'orderby' => 'title',
-            's' => $term
-        );
-        $courses = get_posts($args);
-
-        // Add results to array
-        if ($courses) {
-            foreach ($courses as $course) {
-                $found_courses[$course->ID] = $course->post_title;
-            }
-        }
-
-        // Encode and return results for processing & selection
-        echo json_encode($found_courses);
-        die();
-    }
-
-    /**
-     * display modules on single course pages
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function single_course_modules(){
-
-        _deprecated_function('Sensei_Modules->single_course_modules','Sensei 1.9.0', 'Sensei()->modules->load_course_module_content_template');
-        // only show modules on the course that has modules
-        if( is_singular( 'course' ) && has_term( '', 'module' )  )  {
-
-            $this->load_course_module_content_template();
-
-        }
-
-    } // end single_course_modules
-
-    public function sensei_course_preview_titles($title, $lesson_id)
-    {
-        global $post, $current_user;
-
-        $course_id = $post->ID;
-        $title_text = '';
-
-        if (method_exists('Sensei_Utils', 'is_preview_lesson') && Sensei_Utils::is_preview_lesson($lesson_id)) {
-            $is_user_taking_course = Sensei_Utils::sensei_check_for_activity(array('post_id' => $course_id, 'user_id' => $current_user->ID, 'type' => 'sensei_course_status'));
-            if (!$is_user_taking_course) {
-                if (method_exists('WooThemes_Sensei_Frontend', 'sensei_lesson_preview_title_text')) {
-                    $title_text = Sensei()->frontend->sensei_lesson_preview_title_text($course_id);
-                    // Remove brackets for display here
-                    $title_text = str_replace('(', '', $title_text);
-                    $title_text = str_replace(')', '', $title_text);
-                    $title_text = '<span class="preview-label">' . $title_text . '</span>';
-                }
-                $title .= ' ' . $title_text;
-            }
-        }
-
-        return $title;
-    }
-
-    public function module_breadcrumb_link($html, $separator)
-    {
-        global $post;
-        // Lesson
-        if (is_singular('lesson')) {
-            if (has_term('', $this->taxonomy, $post->ID)) {
-                $module = $this->get_lesson_module($post->ID);
-                if( $module ) {
-                    $html .= ' ' . $separator . ' <a href="' . esc_url($module->url) . '" title="' .  __('Back to the module', 'woothemes-sensei') . '">' . $module->name . '</a>';
-                }
-            }
-        }
-        // Module
-        if (is_tax($this->taxonomy)) {
-            if (isset($_GET['course_id']) && 0 < intval($_GET['course_id'])) {
-                $course_id = intval($_GET['course_id']);
-                $html .= '<a href="' . esc_url(get_permalink($course_id)) . '" title="' .  __('Back to the course', 'woothemes-sensei') . '">' . get_the_title($course_id) . '</a>';
-            }
-        }
-        return $html;
-    }
-
-    /**
-     * Set lesson archive template to display on module taxonomy archive page
-     *
-     * @since 1.8.0
-     * @param  string $template Default template
-     * @return string           Modified template
-     */
-    public function module_archive_template($template) {
-
-        if ( ! is_tax($this->taxonomy) ) {
-            return $template;
-        }
-
-        $file = 'archive-lesson.php';
-        $find = array( $file, Sensei()->template_url . $file );
-
-        // locate the template file
-        $template = locate_template($find);
-        if (!$template) {
-
-            $template = Sensei()->plugin_path() . 'templates/' . $file;
-
-        }
-
-
-        return $template;
-    }
-
-    /**
-     * Modify module taxonomy archive query
-     *
-     * @since 1.8.0
-     * @param  object $query The query object passed by reference
-     * @return void
-     */
-    public function module_archive_filter($query)
-    {
-        if (is_tax($this->taxonomy) && $query->is_main_query()) {
-
-
-            // Limit to lessons only
-            $query->set('post_type', 'lesson');
-
-            // Set order of lessons
-            if (version_compare(Sensei()->version, '1.6.0', '>=')) {
-                $module_id = $query->queried_object_id;
-                $query->set('meta_key', '_order_module_' . $module_id);
-                $query->set('orderby', 'meta_value_num date');
-            } else {
-                $query->set('orderby', 'menu_order');
-            }
-            $query->set('order', 'ASC');
-
-            // Limit to specific course if specified
-            if (isset($_GET['course_id']) && 0 < intval($_GET['course_id'])) {
-                $course_id = intval($_GET['course_id']);
-                $meta_query[] = array(
-                    'key' => '_lesson_course',
-                    'value' => intval($course_id)
-                );
-                $query->set('meta_query', $meta_query);
-            }
-
-        }
-    }
-
-    /**
-     * Modify archive page title
-     *
-     * @since 1.8.0
-     * @param  string $title Default title
-     * @return string        Modified title
-     */
-    public function module_archive_title($title)
-    {
-        if (is_tax($this->taxonomy)) {
-            $title = apply_filters('sensei_module_archive_title', get_queried_object()->name);
-        }
-        return $title;
-    }
-
-    /**
-     * Display module description on taxonomy archive page
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function module_archive_description()
-    {
-        if (is_tax($this->taxonomy)) {
-
-            $module = get_queried_object();
-
-            $module_progress = false;
-            if (is_user_logged_in() && isset($_GET['course_id']) && intval($_GET['course_id']) > 0) {
-                global $current_user;
-                wp_get_current_user();
-                $module_progress = $this->get_user_module_progress($module->term_id, $_GET['course_id'], $current_user->ID);
-            }
-
-            if ($module_progress && $module_progress > 0) {
-                $status = __('Completed', 'woothemes-sensei');
-                $class = 'completed';
-                if ($module_progress < 100) {
-                    $status = __('In progress', 'woothemes-sensei');
-                    $class = 'in-progress';
-                }
-                echo '<p class="status ' . esc_attr($class) . '">' . $status . '</p>';
-            }
-
-            echo '<p class="archive-description module-description">' . apply_filters('sensei_module_archive_description', nl2br($module->description), $module->term_id) . '</p>';
-        }
-    }
-
-    public function module_archive_body_class($classes)
-    {
-        if (is_tax($this->taxonomy)) {
-            $classes[] = 'module-archive';
-        }
-        return $classes;
-    }
-
-    /**
-     * Display module navigation links on module taxonomy archive page
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function module_navigation_links()
-    {
-        if (is_tax($this->taxonomy) && isset($_GET['course_id'])) {
-
-            $queried_module = get_queried_object();
-            $course_modules = $this->get_course_modules($_GET['course_id']);
-
-            $prev_module = false;
-            $next_module = false;
-            $on_current = false;
-            foreach ($course_modules as $module) {
-                $this_module = $module;
-                if ($on_current) {
-                    $next_module = $this_module;
-                    break;
-                }
-                if ($this_module == $queried_module) {
-                    $on_current = true;
-                } else {
-                    $prev_module = $module;
-                }
-            }
-
-            ?>
+	}
+
+	/**
+	 * Save module course on add/edit
+	 *
+	 * @since 1.8.0
+	 * @param  integer $module_id ID of module
+	 * @return void
+	 */
+	public function save_module_course($module_id)
+	{
+
+		// Get module's existing courses
+		$args = array(
+			'post_type' => 'course',
+			'post_status' => array('publish', 'draft', 'future', 'private'),
+			'posts_per_page' => -1,
+			'tax_query' => array(
+				array(
+					'taxonomy' => $this->taxonomy,
+					'field' => 'id',
+					'terms' => $module_id
+				)
+			)
+		);
+		$courses = get_posts($args);
+
+		// Remove module from existing courses
+		if (isset($courses) && is_array($courses)) {
+			foreach ($courses as $course) {
+				wp_remove_object_terms($course->ID, $module_id, $this->taxonomy);
+			}
+		}
+
+		// Add module to selected courses
+		if ( isset( $_POST['module_courses'] ) && ! empty( $_POST['module_courses'] ) ) {
+
+			$course_ids = explode( ",", $_POST['module_courses'] );
+
+			foreach ( $course_ids as $course_id ) {
+
+				wp_set_object_terms($course_id, $module_id, $this->taxonomy, true);
+
+			}
+		}
+	}
+
+	/**
+	 * Ajax function to search for courses matching term
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function search_courses_json()
+	{
+
+		// Security check
+		check_ajax_referer('search-courses', 'security');
+
+		// Set content type
+		header('Content-Type: application/json; charset=utf-8');
+
+		// Get user input
+		$term = urldecode(stripslashes($_GET['term']));
+
+		// Return nothing if term is empty
+		if (empty($term))
+			die();
+
+		// Set a default if none is given
+		$default = isset($_GET['default']) ? $_GET['default'] : __('No course', 'woothemes-sensei');
+
+		// Set up array of results
+		$found_courses = array('' => $default);
+
+		// Fetch results
+		$args = array(
+			'post_type' => 'course',
+			'post_status' => array('publish', 'draft', 'future', 'private'),
+			'posts_per_page' => -1,
+			'orderby' => 'title',
+			's' => $term
+		);
+		$courses = get_posts($args);
+
+		// Add results to array
+		if ($courses) {
+			foreach ($courses as $course) {
+				$found_courses[$course->ID] = $course->post_title;
+			}
+		}
+
+		// Encode and return results for processing & selection
+		echo json_encode($found_courses);
+		die();
+	}
+
+	/**
+	 * display modules on single course pages
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function single_course_modules(){
+
+		_deprecated_function('Sensei_Modules->single_course_modules','Sensei 1.9.0', 'Sensei()->modules->load_course_module_content_template');
+		// only show modules on the course that has modules
+		if( is_singular( 'course' ) && has_term( '', 'module' )  )  {
+
+			$this->load_course_module_content_template();
+
+		}
+
+	} // end single_course_modules
+
+	public function sensei_course_preview_titles($title, $lesson_id)
+	{
+		global $post, $current_user;
+
+		$course_id = $post->ID;
+		$title_text = '';
+
+		if (method_exists('Sensei_Utils', 'is_preview_lesson') && Sensei_Utils::is_preview_lesson($lesson_id)) {
+			$is_user_taking_course = Sensei_Utils::sensei_check_for_activity(array('post_id' => $course_id, 'user_id' => $current_user->ID, 'type' => 'sensei_course_status'));
+			if (!$is_user_taking_course) {
+				if (method_exists('WooThemes_Sensei_Frontend', 'sensei_lesson_preview_title_text')) {
+					$title_text = Sensei()->frontend->sensei_lesson_preview_title_text($course_id);
+					// Remove brackets for display here
+					$title_text = str_replace('(', '', $title_text);
+					$title_text = str_replace(')', '', $title_text);
+					$title_text = '<span class="preview-label">' . $title_text . '</span>';
+				}
+				$title .= ' ' . $title_text;
+			}
+		}
+
+		return $title;
+	}
+
+	public function module_breadcrumb_link($html, $separator)
+	{
+		global $post;
+		// Lesson
+		if (is_singular('lesson')) {
+			if (has_term('', $this->taxonomy, $post->ID)) {
+				$module = $this->get_lesson_module($post->ID);
+				if( $module ) {
+					$html .= ' ' . $separator . ' <a href="' . esc_url($module->url) . '" title="' .  __('Back to the module', 'woothemes-sensei') . '">' . $module->name . '</a>';
+				}
+			}
+		}
+		// Module
+		if (is_tax($this->taxonomy)) {
+			if (isset($_GET['course_id']) && 0 < intval($_GET['course_id'])) {
+				$course_id = intval($_GET['course_id']);
+				$html .= '<a href="' . esc_url(get_permalink($course_id)) . '" title="' .  __('Back to the course', 'woothemes-sensei') . '">' . get_the_title($course_id) . '</a>';
+			}
+		}
+		return $html;
+	}
+
+	/**
+	 * Set lesson archive template to display on module taxonomy archive page
+	 *
+	 * @since 1.8.0
+	 * @param  string $template Default template
+	 * @return string           Modified template
+	 */
+	public function module_archive_template($template) {
+
+		if ( ! is_tax($this->taxonomy) ) {
+			return $template;
+		}
+
+		$file = 'archive-lesson.php';
+		$find = array( $file, Sensei()->template_url . $file );
+
+		// locate the template file
+		$template = locate_template($find);
+		if (!$template) {
+
+			$template = Sensei()->plugin_path() . 'templates/' . $file;
+
+		}
+
+
+		return $template;
+	}
+
+	/**
+	 * Modify module taxonomy archive query
+	 *
+	 * @since 1.8.0
+	 * @param  object $query The query object passed by reference
+	 * @return void
+	 */
+	public function module_archive_filter($query)
+	{
+		if (is_tax($this->taxonomy) && $query->is_main_query()) {
+
+
+			// Limit to lessons only
+			$query->set('post_type', 'lesson');
+
+			// Set order of lessons
+			if (version_compare(Sensei()->version, '1.6.0', '>=')) {
+				$module_id = $query->queried_object_id;
+				$query->set('meta_key', '_order_module_' . $module_id);
+				$query->set('orderby', 'meta_value_num date');
+			} else {
+				$query->set('orderby', 'menu_order');
+			}
+			$query->set('order', 'ASC');
+
+			// Limit to specific course if specified
+			if (isset($_GET['course_id']) && 0 < intval($_GET['course_id'])) {
+				$course_id = intval($_GET['course_id']);
+				$meta_query[] = array(
+					'key' => '_lesson_course',
+					'value' => intval($course_id)
+				);
+				$query->set('meta_query', $meta_query);
+			}
+
+		}
+	}
+
+	/**
+	 * Modify archive page title
+	 *
+	 * @since 1.8.0
+	 * @param  string $title Default title
+	 * @return string        Modified title
+	 */
+	public function module_archive_title($title)
+	{
+		if (is_tax($this->taxonomy)) {
+			$title = apply_filters('sensei_module_archive_title', get_queried_object()->name);
+		}
+		return $title;
+	}
+
+	/**
+	 * Display module description on taxonomy archive page
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function module_archive_description()
+	{
+		if (is_tax($this->taxonomy)) {
+
+			$module = get_queried_object();
+
+			$module_progress = false;
+			if (is_user_logged_in() && isset($_GET['course_id']) && intval($_GET['course_id']) > 0) {
+				global $current_user;
+				wp_get_current_user();
+				$module_progress = $this->get_user_module_progress($module->term_id, $_GET['course_id'], $current_user->ID);
+			}
+
+			if ($module_progress && $module_progress > 0) {
+				$status = __('Completed', 'woothemes-sensei');
+				$class = 'completed';
+				if ($module_progress < 100) {
+					$status = __('In progress', 'woothemes-sensei');
+					$class = 'in-progress';
+				}
+				echo '<p class="status ' . esc_attr($class) . '">' . $status . '</p>';
+			}
+
+			echo '<p class="archive-description module-description">' . apply_filters('sensei_module_archive_description', nl2br($module->description), $module->term_id) . '</p>';
+		}
+	}
+
+	public function module_archive_body_class($classes)
+	{
+		if (is_tax($this->taxonomy)) {
+			$classes[] = 'module-archive';
+		}
+		return $classes;
+	}
+
+	/**
+	 * Display module navigation links on module taxonomy archive page
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function module_navigation_links()
+	{
+		if (is_tax($this->taxonomy) && isset($_GET['course_id'])) {
+
+			$queried_module = get_queried_object();
+			$course_modules = $this->get_course_modules($_GET['course_id']);
+
+			$prev_module = false;
+			$next_module = false;
+			$on_current = false;
+			foreach ($course_modules as $module) {
+				$this_module = $module;
+				if ($on_current) {
+					$next_module = $this_module;
+					break;
+				}
+				if ($this_module == $queried_module) {
+					$on_current = true;
+				} else {
+					$prev_module = $module;
+				}
+			}
+
+			?>
             <div id="post-entries" class="post-entries module-navigation fix">
                 <?php if ($next_module) {
-                    $module_link = add_query_arg('course_id', intval($_GET['course_id']), get_term_link($next_module, $this->taxonomy));
-                    ?>
+					$module_link = add_query_arg('course_id', intval($_GET['course_id']), get_term_link($next_module, $this->taxonomy));
+					?>
                     <div class="nav-next fr"><a href="<?php echo esc_url($module_link); ?>"
                                                 title="<?php esc_attr_e('Next module', 'woothemes-sensei'); ?>"><?php echo $next_module->name; ?>
                             <span class="meta-nav"></span></a></div>
                 <?php } ?>
                 <?php if ($prev_module) {
-                    $module_link = add_query_arg('course_id', intval($_GET['course_id']), get_term_link($prev_module, $this->taxonomy));
-                    ?>
+					$module_link = add_query_arg('course_id', intval($_GET['course_id']), get_term_link($prev_module, $this->taxonomy));
+					?>
                     <div class="nav-prev fl"><a href="<?php echo esc_url($module_link); ?>"
                                                 title="<?php _e('Previous module', 'woothemes-sensei'); ?>"><span
                                 class="meta-nav"></span> <?php echo $prev_module->name; ?></a></div>
                 <?php } ?>
             </div>
         <?php
-        }
-    }
-
-    /**
-     * Trigger save_lesson_module_progress() when a lesson status is updated for a specific user
-     *
-     * @since 1.8.0
-     * @param  string $status Status of the lesson for the user
-     * @param  integer $user_id ID of user
-     * @param  integer $lesson_id ID of lesson
-     * @return void
-     */
-    public function update_lesson_status_module_progress($status = '', $user_id = 0, $lesson_id = 0)
-    {
-        $this->save_lesson_module_progress($user_id, $lesson_id);
-    }
-
-    /**
-     * Save lesson's module progress for a specific user
-     *
-     * @since 1.8.0
-     * @param  integer $user_id ID of user
-     * @param  integer $lesson_id ID of lesson
-     * @return void
-     */
-    public function save_lesson_module_progress($user_id = 0, $lesson_id = 0)
-    {
-        $module = $this->get_lesson_module($lesson_id);
-        $course_id = get_post_meta($lesson_id, '_lesson_course', true);
-        if ($module && $course_id) {
-            $this->save_user_module_progress(intval($module->term_id), intval($course_id), intval($user_id));
-        }
-    }
-
-    /**
-     * Save progress of module for user
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function save_module_progress()
-    {
-        if (is_tax($this->taxonomy) && is_user_logged_in() && isset($_GET['course_id']) && 0 < intval($_GET['course_id'])) {
-            global $current_user;
-            wp_get_current_user();
-            $user_id = $current_user->ID;
-
-            $module = get_queried_object();
-
-            $this->save_user_module_progress(intval($module->term_id), intval($_GET['course_id']), intval($user_id));
-        }
-    }
-
-    /**
-     * Save module progess for user
-     *
-     * @since 1.8.0
-     *
-     * @param  integer $module_id ID of module
-     * @param  integer $course_id ID of course
-     * @param  integer $user_id ID of user
-     * @return void
-     */
-    public function save_user_module_progress($module_id = 0, $course_id = 0, $user_id = 0)
-    {
-        $module_progress = $this->calculate_user_module_progress($user_id, $module_id, $course_id);
-        update_user_meta(intval($user_id), '_module_progress_' . intval($course_id) . '_' . intval($module_id), intval($module_progress));
-
-        do_action('sensei_module_save_user_progress', $course_id, $module_id, $user_id, $module_progress);
-    }
-
-    /**
-     * Get module progress for a user
-     *
-     * @since 1.8.0
-     *
-     * @param  integer $module_id ID of module
-     * @param  integer $course_id ID of course
-     * @param  integer $user_id ID of user
-     * @return mixed              Module progress percentage on success, false on failure
-     */
-    public function get_user_module_progress($module_id = 0, $course_id = 0, $user_id = 0)
-    {
-        $module_progress = get_user_meta(intval($user_id), '_module_progress_' . intval($course_id) . '_' . intval($module_id), true);
-        if ($module_progress) {
-            return (float)$module_progress;
-        }
-        return false;
-    }
-
-    /**
-     * Calculate module progess for user
-     *
-     * @since 1.8.0
-     *
-     * @param  integer $user_id ID of user
-     * @param  integer $module_id ID of module
-     * @param  integer $course_id ID of course
-     * @return integer            Module progress percentage
-     */
-    public function calculate_user_module_progress($user_id = 0, $module_id = 0, $course_id = 0)
-    {
-
-        $args = array(
-            'post_type' => 'lesson',
-            'post_status' => 'publish',
-            'posts_per_page' => -1,
-            'tax_query' => array(
-                array(
-                    'taxonomy' => $this->taxonomy,
-                    'field' => 'id',
-                    'terms' => $module_id
-                )
-            ),
-            'meta_query' => array(
-                array(
-                    'key' => '_lesson_course',
-                    'value' => $course_id
-                )
-            ),
-            'fields' => 'ids'
-        );
-        $lessons = get_posts($args);
-
-        if (is_wp_error($lessons) || 0 >= count($lessons)) return 0;
-
-        $completed = false;
-        $lesson_count = 0;
-        $completed_count = 0;
-        foreach ($lessons as $lesson_id) {
-            $completed = Sensei_Utils::user_completed_lesson($lesson_id, $user_id);
-            ++$lesson_count;
-            if ($completed) {
-                ++$completed_count;
-            }
-        }
-        $module_progress = ($completed_count / $lesson_count) * 100;
-
-        return (float)$module_progress;
-    }
-
-    /**
-     * Register admin screen for ordering modules
-     *
-     * @since 1.8.0
-     *
-     * @return void
-     */
-    public function register_modules_admin_menu_items()
-    {
-        //add the modules link under the Course main menu
-        add_submenu_page('edit.php?post_type=course', __('Modules', 'woothemes-sensei'), __('Modules', 'woothemes-sensei'), 'manage_categories', 'edit-tags.php?taxonomy=module','' );
-
-        // Regsiter new admin page for module ordering
-        $hook = add_submenu_page('edit.php?post_type=course', __('Order Modules', 'woothemes-sensei'), __('Order Modules', 'woothemes-sensei'), 'edit_lessons', $this->order_page_slug, array($this, 'module_order_screen'));
-
-    }
-
-    /**
-     * Display Module Order screen
-     *
-     * @since 1.8.0
-     *
-     * @return void
-     */
-    public function module_order_screen()
-    {
-        ?>
+		}
+	}
+
+	/**
+	 * Trigger save_lesson_module_progress() when a lesson status is updated for a specific user
+	 *
+	 * @since 1.8.0
+	 * @param  string $status Status of the lesson for the user
+	 * @param  integer $user_id ID of user
+	 * @param  integer $lesson_id ID of lesson
+	 * @return void
+	 */
+	public function update_lesson_status_module_progress($status = '', $user_id = 0, $lesson_id = 0)
+	{
+		$this->save_lesson_module_progress($user_id, $lesson_id);
+	}
+
+	/**
+	 * Save lesson's module progress for a specific user
+	 *
+	 * @since 1.8.0
+	 * @param  integer $user_id ID of user
+	 * @param  integer $lesson_id ID of lesson
+	 * @return void
+	 */
+	public function save_lesson_module_progress($user_id = 0, $lesson_id = 0)
+	{
+		$module = $this->get_lesson_module($lesson_id);
+		$course_id = get_post_meta($lesson_id, '_lesson_course', true);
+		if ($module && $course_id) {
+			$this->save_user_module_progress(intval($module->term_id), intval($course_id), intval($user_id));
+		}
+	}
+
+	/**
+	 * Save progress of module for user
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function save_module_progress()
+	{
+		if (is_tax($this->taxonomy) && is_user_logged_in() && isset($_GET['course_id']) && 0 < intval($_GET['course_id'])) {
+			global $current_user;
+			wp_get_current_user();
+			$user_id = $current_user->ID;
+
+			$module = get_queried_object();
+
+			$this->save_user_module_progress(intval($module->term_id), intval($_GET['course_id']), intval($user_id));
+		}
+	}
+
+	/**
+	 * Save module progess for user
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  integer $module_id ID of module
+	 * @param  integer $course_id ID of course
+	 * @param  integer $user_id ID of user
+	 * @return void
+	 */
+	public function save_user_module_progress($module_id = 0, $course_id = 0, $user_id = 0)
+	{
+		$module_progress = $this->calculate_user_module_progress($user_id, $module_id, $course_id);
+		update_user_meta(intval($user_id), '_module_progress_' . intval($course_id) . '_' . intval($module_id), intval($module_progress));
+
+		do_action('sensei_module_save_user_progress', $course_id, $module_id, $user_id, $module_progress);
+	}
+
+	/**
+	 * Get module progress for a user
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  integer $module_id ID of module
+	 * @param  integer $course_id ID of course
+	 * @param  integer $user_id ID of user
+	 * @return mixed              Module progress percentage on success, false on failure
+	 */
+	public function get_user_module_progress($module_id = 0, $course_id = 0, $user_id = 0)
+	{
+		$module_progress = get_user_meta(intval($user_id), '_module_progress_' . intval($course_id) . '_' . intval($module_id), true);
+		if ($module_progress) {
+			return (float)$module_progress;
+		}
+		return false;
+	}
+
+	/**
+	 * Calculate module progess for user
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  integer $user_id ID of user
+	 * @param  integer $module_id ID of module
+	 * @param  integer $course_id ID of course
+	 * @return integer            Module progress percentage
+	 */
+	public function calculate_user_module_progress($user_id = 0, $module_id = 0, $course_id = 0)
+	{
+
+		$args = array(
+			'post_type' => 'lesson',
+			'post_status' => 'publish',
+			'posts_per_page' => -1,
+			'tax_query' => array(
+				array(
+					'taxonomy' => $this->taxonomy,
+					'field' => 'id',
+					'terms' => $module_id
+				)
+			),
+			'meta_query' => array(
+				array(
+					'key' => '_lesson_course',
+					'value' => $course_id
+				)
+			),
+			'fields' => 'ids'
+		);
+		$lessons = get_posts($args);
+
+		if (is_wp_error($lessons) || 0 >= count($lessons)) return 0;
+
+		$completed = false;
+		$lesson_count = 0;
+		$completed_count = 0;
+		foreach ($lessons as $lesson_id) {
+			$completed = Sensei_Utils::user_completed_lesson($lesson_id, $user_id);
+			++$lesson_count;
+			if ($completed) {
+				++$completed_count;
+			}
+		}
+		$module_progress = ($completed_count / $lesson_count) * 100;
+
+		return (float)$module_progress;
+	}
+
+	/**
+	 * Register admin screen for ordering modules
+	 *
+	 * @since 1.8.0
+	 *
+	 * @return void
+	 */
+	public function register_modules_admin_menu_items()
+	{
+		//add the modules link under the Course main menu
+		add_submenu_page('edit.php?post_type=course', __('Modules', 'woothemes-sensei'), __('Modules', 'woothemes-sensei'), 'manage_categories', 'edit-tags.php?taxonomy=module','' );
+
+		// Regsiter new admin page for module ordering
+		$hook = add_submenu_page('edit.php?post_type=course', __('Order Modules', 'woothemes-sensei'), __('Order Modules', 'woothemes-sensei'), 'edit_lessons', $this->order_page_slug, array($this, 'module_order_screen'));
+
+	}
+
+	/**
+	 * Display Module Order screen
+	 *
+	 * @since 1.8.0
+	 *
+	 * @return void
+	 */
+	public function module_order_screen()
+	{
+		?>
         <div id="<?php echo esc_attr($this->order_page_slug); ?>"
              class="wrap <?php echo esc_attr($this->order_page_slug); ?>">
         <h2><?php _e('Order Modules', 'woothemes-sensei'); ?></h2><?php
 
-        $html = '';
-
-        if (isset($_POST['module-order']) && 0 < strlen($_POST['module-order'])) {
-            $ordered = $this->save_course_module_order(esc_attr($_POST['module-order']), esc_attr($_POST['course_id']));
-
-            if ($ordered) {
-                $html .= '<div class="updated fade">' . "\n";
-                $html .= '<p>' . __('The module order has been saved for this course.', 'woothemes-sensei') . '</p>' . "\n";
-                $html .= '</div>' . "\n";
-            }
-        }
-
-        $courses = Sensei()->course->get_all_courses();
-
-        $html .= '<form action="' . admin_url('edit.php') . '" method="get">' . "\n";
-        $html .= '<input type="hidden" name="post_type" value="course" />' . "\n";
-        $html .= '<input type="hidden" name="page" value="' . esc_attr($this->order_page_slug) . '" />' . "\n";
-        $html .= '<select id="module-order-course" name="course_id">' . "\n";
-        $html .= '<option value="">' . __('Select a course', 'woothemes-sensei') . '</option>' . "\n";
-
-        foreach ($courses as $course) {
-            if (has_term('', $this->taxonomy, $course->ID)) {
-                $course_id = '';
-                if (isset($_GET['course_id'])) {
-                    $course_id = intval($_GET['course_id']);
-                }
-                $html .= '<option value="' . esc_attr(intval($course->ID)) . '" ' . selected($course->ID, $course_id, false) . '>' . get_the_title($course->ID) . '</option>' . "\n";
-            }
-        }
-
-        $html .= '</select>' . "\n";
-        $html .= '<input type="submit" class="button-primary module-order-select-course-submit" value="' . __('Select', 'woothemes-sensei') . '" />' . "\n";
-        $html .= '</form>' . "\n";
-
-        if (isset($_GET['course_id'])) {
-            $course_id = intval($_GET['course_id']);
-            if ($course_id > 0) {
-                $modules = $this->get_course_modules($course_id);
-                $modules = $this->append_teacher_name_to_module( $modules, array( 'module' ), array() );
-                if ($modules) {
-
-                    $order = $this->get_course_module_order($course_id);
-
-                    $order_string='';
-                    if ($order) {
-                        $order_string = implode(',', $order);
-                    }
-
-                    $html .= '<form id="editgrouping" method="post" action="" class="validate">' . "\n";
-                    $html .= '<ul class="sortable-module-list">' . "\n";
-                    $count = 0;
-                    foreach ($modules as $module) {
-                        $count++;
-                        $class = $this->taxonomy;
-                        if ($count == 1) {
-                            $class .= ' first';
-                        }
-                        if ($count == count($module)) {
-                            $class .= ' last';
-                        }
-                        if ($count % 2 != 0) {
-                            $class .= ' alternate';
-                        }
-                        $html .= '<li class="' . esc_attr($class) . '"><span rel="' . esc_attr($module->term_id) . '" style="width: 100%;"> ' . $module->name . '</span></li>' . "\n";
-                    }
-                    $html .= '</ul>' . "\n";
-
-                    $html .= '<input type="hidden" name="module-order" value="' . $order_string . '" />' . "\n";
-                    $html .= '<input type="hidden" name="course_id" value="' . $course_id . '" />' . "\n";
-                    $html .= '<input type="submit" class="button-primary" value="' . __('Save module order', 'woothemes-sensei') . '" />' . "\n";
-                    $html .= '<a href="' . admin_url('post.php?post=' . $course_id . '&action=edit') . '" class="button-secondary">' . __('Edit course', 'woothemes-sensei') . '</a>' . "\n";
-                }
-            }
-        }
-
-        echo $html;
-
-        ?></div><?php
-    }
-
-    /**
-     * Add 'Module order' column to courses list table
-     *
-     * @since 1.8.0
-     *
-     * @param  array $columns Existing columns
-     * @return array           Modifed columns
-     */
-    public function course_columns($columns = array())
-    {
-        $columns['module_order'] = __('Module order', 'woothemes-sensei');
-        return $columns;
-    }
-
-    /**
-     * Load content in 'Module order' column
-     *
-     * @since 1.8.0
-     *
-     * @param  string $column Current column name
-     * @param  integer $course_id ID of course
-     * @return void
-     */
-    public function course_column_content($column = '', $course_id = 0)
-    {
-        if ($column == 'module_order') {
-            if (has_term('', $this->taxonomy, $course_id)) {
-                echo '<a class="button-secondary" href="' . admin_url('edit.php?post_type=course&page=module-order&course_id=' . urlencode(intval($course_id))) . '">' . __('Order modules', 'woothemes-sensei') . '</a>';
-            }
-        }
-    }
-
-    /**
-     * Save module order for course
-     *
-     * @since 1.8.0
-     *
-     * @param  string $order_string Comma-separated string of module IDs
-     * @param  integer $course_id ID of course
-     * @return boolean                 True on success, false on failure
-     */
-    private function save_course_module_order($order_string = '', $course_id = 0)
-    {
-        if ($order_string && $course_id) {
-            $order = explode(',', $order_string);
-            update_post_meta(intval($course_id), '_module_order', $order);
-            return true;
-        }
-        return false;
-    }
-
-    /**
-     * Get module order for course
-     *
-     * @since 1.8.0
-     *
-     * @param  integer $course_id ID of course
-     * @return mixed              Module order on success, false if no module order has been saved
-     */
-    public function get_course_module_order($course_id = 0)
-    {
-        if ($course_id) {
-            $order = get_post_meta(intval($course_id), '_module_order', true);
-            return $order;
-        }
-        return false;
-    }
-
-    /**
-     * Modify module taxonomy columns
-     *
-     * @since 1.8.0
-     *
-     * @param  array $columns Default columns
-     * @return array          Modified columns
-     */
-    public function taxonomy_column_headings($columns)
-    {
-
-        unset($columns['posts']);
-
-        $columns['lessons'] = __('Lessons', 'woothemes-sensei');
-
-        return $columns;
-    }
-
-    /**
-     * Manage content in custom module taxonomy columns
-     *
-     * @since 1.8.0
-     *
-     * @param  string $column_data Default data for column
-     * @param  string $column_name Name of current column
-     * @param  integer $term_id ID of current term
-     * @return string               Modified column data
-     */
-    public function taxonomy_column_content($column_data, $column_name, $term_id)
-    {
-
-        $args = array(
-            'post_status' => 'publish',
-            'posts_per_page' => -1,
-            'tax_query' => array(
-                array(
-                    'taxonomy' => $this->taxonomy,
-                    'field' => 'id',
-                    'terms' => intval($term_id)
-                )
-            )
-        );
-
-        $module = get_term($term_id, $this->taxonomy);
-
-        switch ($column_name) {
-
-            case 'lessons':
-                $args['post_type'] = 'lesson';
-                $lessons = get_posts($args);
-                $total_lessons = count($lessons);
-                $column_data = '<a href="' . admin_url('edit.php?module=' . urlencode($module->slug) . '&post_type=lesson') . '">' . intval($total_lessons) . '</a>';
-                break;
-        }
-
-        return $column_data;
-    }
-
-    /**
-     * Add 'Module' columns to Analysis Lesson Overview table
-     *
-     * @since 1.8.0
-     *
-     * @param  array $columns Default columns
-     * @return array          Modified columns
-     */
-    public function analysis_overview_column_title($columns)
-    {
-
-        if ( isset( $_GET['view'] ) && 'lessons' == $_GET['view'] ) {
-            $new_columns = array();
-            if (is_array($columns) && 0 < count($columns)) {
-                foreach ($columns as $column => $title) {
-                    $new_columns[$column] = $title;
-                    if ($column == 'title') {
-                        $new_columns['lesson_module'] = __('Module', 'woothemes-sensei');
-                    }
-                }
-            }
-
-            if (0 < count($new_columns)) {
-                return $new_columns;
-            }
-        }
-
-        return $columns;
-    }
-
-    /**
-     * Data for 'Module' column Analysis Lesson Overview table
-     *
-     * @since 1.8.0
-     *
-     * @param  array $columns Table column data
-     * @param  WP_Post $lesson
-     * @return array              Updated column data
-     */
-    public function analysis_overview_column_data($columns, $lesson )
-    {
-
-        if ( isset( $_GET['view'] ) && 'lessons' == $_GET['view'] ) {
-            $lesson_module = '';
-            $lesson_module_list = wp_get_post_terms($lesson->ID, $this->taxonomy);
-            if (is_array($lesson_module_list) && count($lesson_module_list) > 0) {
-                foreach ($lesson_module_list as $single_module) {
-                    $lesson_module = '<a href="' . esc_url(admin_url('edit-tags.php?action=edit&taxonomy=' . urlencode($this->taxonomy) . '&tag_ID=' . urlencode($single_module->term_id))) . '">' . $single_module->name . '</a>';
-                    break;
-                }
-            }
-
-            $columns['lesson_module'] = $lesson_module;
-        }
-
-        return $columns;
-    }
-
-    /**
-     * Add 'Module' columns to Analysis Course table
-     *
-     * @since 1.8.0
-     *
-     * @param  array $columns Default columns
-     * @return array          Modified columns
-     */
-    public function analysis_course_column_title($columns)
-    {
-        if ( isset( $_GET['view'] ) && 'lessons' == $_GET['view'] ) {
-            $columns['lesson_module'] = __('Module', 'woothemes-sensei');
-        }
-        return $columns;
-    }
-
-    /**
-     * Data for 'Module' column in Analysis Course table
-     *
-     * @since 1.8.0
-     *
-     * @param  array $columns Table column data
-     * @param  WP_Post $lesson
-     * @return array              Updated columns data
-     */
-    public function analysis_course_column_data($columns, $lesson )
-    {
-
-        if ( isset( $_GET['course_id'] ) ) {
-            $lesson_module = '';
-            $lesson_module_list = wp_get_post_terms($lesson->ID, $this->taxonomy);
-            if (is_array($lesson_module_list) && count($lesson_module_list) > 0) {
-                foreach ($lesson_module_list as $single_module) {
-                    $lesson_module = '<a href="' . esc_url(admin_url('edit-tags.php?action=edit&taxonomy=' . urlencode($this->taxonomy) . '&tag_ID=' . urlencode($single_module->term_id))) . '">' . $single_module->name . '</a>';
-                    break;
-                }
-            }
-
-            $columns['lesson_module'] = $lesson_module;
-        }
-
-        return $columns;
-    }
-
-    /**
-     * Get module for lesson
-     *
-     * This function also checks if the module still
-     * exists on the course before returning it. Although
-     * the lesson has a module the same module must exist on the
-     * course for it to be valid.
-     *
-     * @since 1.8.0
-     *
-     * @param  integer $lesson_id ID of lesson
-     * @return object             Module taxonomy term object
-     */
-    public function get_lesson_module($lesson_id = 0)
-    {
-        $lesson_id = intval($lesson_id);
-        if ( ! ( intval( $lesson_id > 0) ) ) {
-            return false;
-        }
-
-        // get taxonomy terms on this lesson
-        $modules = wp_get_post_terms($lesson_id, $this->taxonomy);
-
-        //check if error returned
-        if(    empty( $modules )
-            || is_wp_error( $modules )
-            || isset( $modules['errors'] ) ){
-
-            return false;
-
-        }
-
-       // get the last item in the array there should be only be 1 really.
-       // this method works for all php versions.
-       foreach( $modules as $module ){
-           break;
-       }
-
-        if ( ! isset($module) || ! is_object($module) || is_wp_error($module)) {
-            return false;
-        }
-
-        $module->url = get_term_link($module, $this->taxonomy);
-        $course_id = intval(get_post_meta(intval($lesson_id), '_lesson_course', true));
-        if (isset($course_id) && 0 < $course_id) {
-
-            // the course should contain the same module taxonomy term for this to be valid
-            if( ! has_term( $module, $this->taxonomy, $course_id)){
-                return false;
-            }
-
-            $module->url = esc_url(add_query_arg('course_id', intval($course_id), $module->url));
-        }
-        return $module;
-
-    }
-
-    /**
-     * Get ordered array of all modules in course
-     *
-     * @since 1.8.0
-     *
-     * @param  integer $course_id ID of course
-     * @return array              Ordered array of module taxonomy term objects
-     */
-    public function get_course_modules($course_id = 0)
-    {
-        $course_id = intval($course_id);
-        if (0 < $course_id) {
-
-            // Get modules for course
-            $modules = wp_get_post_terms($course_id, $this->taxonomy);
-
-            // Get custom module order for course
-            $order = $this->get_course_module_order($course_id);
-
-            // Sort by custom order if custom order exists
-            if ($order) {
-                $ordered_modules = array();
-                $unordered_modules = array();
-                foreach ($modules as $module) {
-                    $order_key = array_search($module->term_id, $order);
-                    if ($order_key !== false) {
-                        $ordered_modules[$order_key] = $module;
-                    } else {
-                        $unordered_modules[] = $module;
-                    }
-                }
-
-                // Order modules correctly
-                ksort($ordered_modules);
-
-                // Append modules that have not yet been ordered
-                if (count($unordered_modules) > 0) {
-                    $ordered_modules = array_merge($ordered_modules, $unordered_modules);
-                }
-
-            } else {
-
-                $ordered_modules = $modules;
-
-            }
-
-            return $ordered_modules;
-
-        }
-
-        return false;
-    }
-
-    /**
-     * Load frontend CSS
-     *
-     * @since 1.8.0
-     *
-     * @return void
-     */
-    public function enqueue_styles() {
-
-        wp_register_style($this->taxonomy . '-frontend', esc_url($this->assets_url) . 'css/modules-frontend.css', Sensei()->version );
-        wp_enqueue_style($this->taxonomy . '-frontend');
-
-    }
-
-    /**
-     * Load admin Javascript
-     *
-     * @since 1.8.0
-     *
-     * @return void
-     */
-    public function admin_enqueue_scripts( $hook ) {
-
-        /**
-         * Filter the page hooks where modules admin script can be loaded on.
-         *
-         * @param array $white_listed_pages
-         */
-        $script_on_pages_white_list = apply_filters( 'sensei_module_admin_script_page_white_lists', array(
-            'edit-tags.php',
-            'course_page_module-order',
-            'post-new.php',
-            'post.php'
-        ) );
-
-        if ( ! in_array( $hook, $script_on_pages_white_list ) ) {
-            return;
-        }
-
-        $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
-
-        wp_enqueue_script( 'sensei-chosen', Sensei()->plugin_url . 'assets/chosen/chosen.jquery' . $suffix . '.js', array( 'jquery' ), Sensei()->version , true);
-        wp_enqueue_script( 'sensei-chosen-ajax', Sensei()->plugin_url . 'assets/chosen/ajax-chosen.jquery' . $suffix . '.js', array( 'jquery', 'sensei-chosen' ), Sensei()->version , true );
-        wp_enqueue_script( $this->taxonomy . '-admin', esc_url( $this->assets_url ) . 'js/modules-admin' . $suffix . '.js', array( 'jquery', 'sensei-chosen', 'sensei-chosen-ajax', 'jquery-ui-sortable', 'sensei-core-select2' ), Sensei()->version, true );
-
-        // localized module data
-        $localize_modulesAdmin = array(
-            'search_courses_nonce' => wp_create_nonce( 'search-courses' ),
-            'selectPlaceholder'    => __( 'Search for courses', 'woothemes-sensei' )
-        );
-
-        wp_localize_script( $this->taxonomy . '-admin' ,'modulesAdmin', $localize_modulesAdmin );
-    }
-
-    /**
-     * Load admin CSS
-     *
-     * @since 1.8.0
-     *
-     * @return void
-     */
-    public function admin_enqueue_styles() {
-
-        wp_register_style($this->taxonomy . '-sortable', esc_url($this->assets_url) . 'css/modules-admin.css','',Sensei()->version );
-        wp_enqueue_style($this->taxonomy . '-sortable');
-
-    }
-
-    /**
-     * Show the title modules on the single course template.
-     *
-     * Function is hooked into sensei_single_course_modules_before.
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function course_modules_title( ) {
-
-       if( sensei_module_has_lessons() ){
-
-            echo '<header><h2>' . __('Modules', 'woothemes-sensei') . '</h2></header>';
-
-        }
-
-    }
-
-    /**
-     * Display the single course modules content this will only show
-     * if the course has modules.
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function load_course_module_content_template(){
-
-	    if ( ! is_singular( 'course' )  ) {
-		    return;
-	    }
-
-        // load backwards compatible template name if it exists in the users theme
-        $located_template= locate_template( Sensei()->template_url . 'single-course/course-modules.php' );
-        if( $located_template ){
-
-            Sensei_Templates::get_template( 'single-course/course-modules.php' );
-            return;
-
-        }
-
-        Sensei_Templates::get_template( 'single-course/modules.php' );
-
-    } // end course_module_content
-
-    /**
-     * Returns all lessons for the given module ID
-     *
-     * @since 1.8.0
-     *
-     * @param $course_id
-     * @param $term_id
-     * @return array $lessons
-     */
-    public function get_lessons( $course_id , $term_id ){
-
-        $lesson_query = $this->get_lessons_query( $course_id, $term_id );
-
-        if( isset( $lesson_query->posts ) ){
+		$html = '';
+
+		if (isset($_POST['module-order']) && 0 < strlen($_POST['module-order'])) {
+			$ordered = $this->save_course_module_order(esc_attr($_POST['module-order']), esc_attr($_POST['course_id']));
+
+			if ($ordered) {
+				$html .= '<div class="updated fade">' . "\n";
+				$html .= '<p>' . __('The module order has been saved for this course.', 'woothemes-sensei') . '</p>' . "\n";
+				$html .= '</div>' . "\n";
+			}
+		}
+
+		$courses = Sensei()->course->get_all_courses();
+
+		$html .= '<form action="' . admin_url('edit.php') . '" method="get">' . "\n";
+		$html .= '<input type="hidden" name="post_type" value="course" />' . "\n";
+		$html .= '<input type="hidden" name="page" value="' . esc_attr($this->order_page_slug) . '" />' . "\n";
+		$html .= '<select id="module-order-course" name="course_id">' . "\n";
+		$html .= '<option value="">' . __('Select a course', 'woothemes-sensei') . '</option>' . "\n";
+
+		foreach ($courses as $course) {
+			if (has_term('', $this->taxonomy, $course->ID)) {
+				$course_id = '';
+				if (isset($_GET['course_id'])) {
+					$course_id = intval($_GET['course_id']);
+				}
+				$html .= '<option value="' . esc_attr(intval($course->ID)) . '" ' . selected($course->ID, $course_id, false) . '>' . get_the_title($course->ID) . '</option>' . "\n";
+			}
+		}
+
+		$html .= '</select>' . "\n";
+		$html .= '<input type="submit" class="button-primary module-order-select-course-submit" value="' . __('Select', 'woothemes-sensei') . '" />' . "\n";
+		$html .= '</form>' . "\n";
+
+		if (isset($_GET['course_id'])) {
+			$course_id = intval($_GET['course_id']);
+			if ($course_id > 0) {
+				$modules = $this->get_course_modules($course_id);
+				$modules = $this->append_teacher_name_to_module( $modules, array( 'module' ), array() );
+				if ($modules) {
+
+					$order = $this->get_course_module_order($course_id);
+
+					$order_string='';
+					if ($order) {
+						$order_string = implode(',', $order);
+					}
+
+					$html .= '<form id="editgrouping" method="post" action="" class="validate">' . "\n";
+					$html .= '<ul class="sortable-module-list">' . "\n";
+					$count = 0;
+					foreach ($modules as $module) {
+						$count++;
+						$class = $this->taxonomy;
+						if ($count == 1) {
+							$class .= ' first';
+						}
+						if ($count == count($module)) {
+							$class .= ' last';
+						}
+						if ($count % 2 != 0) {
+							$class .= ' alternate';
+						}
+						$html .= '<li class="' . esc_attr($class) . '"><span rel="' . esc_attr($module->term_id) . '" style="width: 100%;"> ' . $module->name . '</span></li>' . "\n";
+					}
+					$html .= '</ul>' . "\n";
+
+					$html .= '<input type="hidden" name="module-order" value="' . $order_string . '" />' . "\n";
+					$html .= '<input type="hidden" name="course_id" value="' . $course_id . '" />' . "\n";
+					$html .= '<input type="submit" class="button-primary" value="' . __('Save module order', 'woothemes-sensei') . '" />' . "\n";
+					$html .= '<a href="' . admin_url('post.php?post=' . $course_id . '&action=edit') . '" class="button-secondary">' . __('Edit course', 'woothemes-sensei') . '</a>' . "\n";
+				}
+			}
+		}
+
+		echo $html;
+
+		?></div><?php
+	}
+
+	/**
+	 * Add 'Module order' column to courses list table
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  array $columns Existing columns
+	 * @return array           Modifed columns
+	 */
+	public function course_columns($columns = array())
+	{
+		$columns['module_order'] = __('Module order', 'woothemes-sensei');
+		return $columns;
+	}
+
+	/**
+	 * Load content in 'Module order' column
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  string $column Current column name
+	 * @param  integer $course_id ID of course
+	 * @return void
+	 */
+	public function course_column_content($column = '', $course_id = 0)
+	{
+		if ($column == 'module_order') {
+			if (has_term('', $this->taxonomy, $course_id)) {
+				echo '<a class="button-secondary" href="' . admin_url('edit.php?post_type=course&page=module-order&course_id=' . urlencode(intval($course_id))) . '">' . __('Order modules', 'woothemes-sensei') . '</a>';
+			}
+		}
+	}
+
+	/**
+	 * Save module order for course
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  string $order_string Comma-separated string of module IDs
+	 * @param  integer $course_id ID of course
+	 * @return boolean                 True on success, false on failure
+	 */
+	private function save_course_module_order($order_string = '', $course_id = 0)
+	{
+		if ($order_string && $course_id) {
+			$order = explode(',', $order_string);
+			update_post_meta(intval($course_id), '_module_order', $order);
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Get module order for course
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  integer $course_id ID of course
+	 * @return mixed              Module order on success, false if no module order has been saved
+	 */
+	public function get_course_module_order($course_id = 0)
+	{
+		if ($course_id) {
+			$order = get_post_meta(intval($course_id), '_module_order', true);
+			return $order;
+		}
+		return false;
+	}
+
+	/**
+	 * Modify module taxonomy columns
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  array $columns Default columns
+	 * @return array          Modified columns
+	 */
+	public function taxonomy_column_headings($columns)
+	{
+
+		unset($columns['posts']);
+
+		$columns['lessons'] = __('Lessons', 'woothemes-sensei');
+
+		return $columns;
+	}
+
+	/**
+	 * Manage content in custom module taxonomy columns
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  string $column_data Default data for column
+	 * @param  string $column_name Name of current column
+	 * @param  integer $term_id ID of current term
+	 * @return string               Modified column data
+	 */
+	public function taxonomy_column_content($column_data, $column_name, $term_id)
+	{
+
+		$args = array(
+			'post_status' => 'publish',
+			'posts_per_page' => -1,
+			'tax_query' => array(
+				array(
+					'taxonomy' => $this->taxonomy,
+					'field' => 'id',
+					'terms' => intval($term_id)
+				)
+			)
+		);
+
+		$module = get_term($term_id, $this->taxonomy);
+
+		switch ($column_name) {
+
+			case 'lessons':
+				$args['post_type'] = 'lesson';
+				$lessons = get_posts($args);
+				$total_lessons = count($lessons);
+				$column_data = '<a href="' . admin_url('edit.php?module=' . urlencode($module->slug) . '&post_type=lesson') . '">' . intval($total_lessons) . '</a>';
+				break;
+		}
+
+		return $column_data;
+	}
+
+	/**
+	 * Add 'Module' columns to Analysis Lesson Overview table
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  array $columns Default columns
+	 * @return array          Modified columns
+	 */
+	public function analysis_overview_column_title($columns)
+	{
+
+		if ( isset( $_GET['view'] ) && 'lessons' == $_GET['view'] ) {
+			$new_columns = array();
+			if (is_array($columns) && 0 < count($columns)) {
+				foreach ($columns as $column => $title) {
+					$new_columns[$column] = $title;
+					if ($column == 'title') {
+						$new_columns['lesson_module'] = __('Module', 'woothemes-sensei');
+					}
+				}
+			}
+
+			if (0 < count($new_columns)) {
+				return $new_columns;
+			}
+		}
+
+		return $columns;
+	}
+
+	/**
+	 * Data for 'Module' column Analysis Lesson Overview table
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  array $columns Table column data
+	 * @param  WP_Post $lesson
+	 * @return array              Updated column data
+	 */
+	public function analysis_overview_column_data($columns, $lesson )
+	{
+
+		if ( isset( $_GET['view'] ) && 'lessons' == $_GET['view'] ) {
+			$lesson_module = '';
+			$lesson_module_list = wp_get_post_terms($lesson->ID, $this->taxonomy);
+			if (is_array($lesson_module_list) && count($lesson_module_list) > 0) {
+				foreach ($lesson_module_list as $single_module) {
+					$lesson_module = '<a href="' . esc_url(admin_url('edit-tags.php?action=edit&taxonomy=' . urlencode($this->taxonomy) . '&tag_ID=' . urlencode($single_module->term_id))) . '">' . $single_module->name . '</a>';
+					break;
+				}
+			}
+
+			$columns['lesson_module'] = $lesson_module;
+		}
+
+		return $columns;
+	}
+
+	/**
+	 * Add 'Module' columns to Analysis Course table
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  array $columns Default columns
+	 * @return array          Modified columns
+	 */
+	public function analysis_course_column_title($columns)
+	{
+		if ( isset( $_GET['view'] ) && 'lessons' == $_GET['view'] ) {
+			$columns['lesson_module'] = __('Module', 'woothemes-sensei');
+		}
+		return $columns;
+	}
+
+	/**
+	 * Data for 'Module' column in Analysis Course table
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  array $columns Table column data
+	 * @param  WP_Post $lesson
+	 * @return array              Updated columns data
+	 */
+	public function analysis_course_column_data($columns, $lesson )
+	{
+
+		if ( isset( $_GET['course_id'] ) ) {
+			$lesson_module = '';
+			$lesson_module_list = wp_get_post_terms($lesson->ID, $this->taxonomy);
+			if (is_array($lesson_module_list) && count($lesson_module_list) > 0) {
+				foreach ($lesson_module_list as $single_module) {
+					$lesson_module = '<a href="' . esc_url(admin_url('edit-tags.php?action=edit&taxonomy=' . urlencode($this->taxonomy) . '&tag_ID=' . urlencode($single_module->term_id))) . '">' . $single_module->name . '</a>';
+					break;
+				}
+			}
+
+			$columns['lesson_module'] = $lesson_module;
+		}
+
+		return $columns;
+	}
+
+	/**
+	 * Get module for lesson
+	 *
+	 * This function also checks if the module still
+	 * exists on the course before returning it. Although
+	 * the lesson has a module the same module must exist on the
+	 * course for it to be valid.
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  integer $lesson_id ID of lesson
+	 * @return object             Module taxonomy term object
+	 */
+	public function get_lesson_module($lesson_id = 0)
+	{
+		$lesson_id = intval($lesson_id);
+		if ( ! ( intval( $lesson_id > 0) ) ) {
+			return false;
+		}
+
+		// get taxonomy terms on this lesson
+		$modules = wp_get_post_terms($lesson_id, $this->taxonomy);
+
+		//check if error returned
+		if(    empty( $modules )
+			|| is_wp_error( $modules )
+			|| isset( $modules['errors'] ) ){
+
+			return false;
+
+		}
+
+	   // get the last item in the array there should be only be 1 really.
+	   // this method works for all php versions.
+	   foreach( $modules as $module ){
+		   break;
+	   }
+
+		if ( ! isset($module) || ! is_object($module) || is_wp_error($module)) {
+			return false;
+		}
+
+		$module->url = get_term_link($module, $this->taxonomy);
+		$course_id = intval(get_post_meta(intval($lesson_id), '_lesson_course', true));
+		if (isset($course_id) && 0 < $course_id) {
+
+			// the course should contain the same module taxonomy term for this to be valid
+			if( ! has_term( $module, $this->taxonomy, $course_id)){
+				return false;
+			}
+
+			$module->url = esc_url(add_query_arg('course_id', intval($course_id), $module->url));
+		}
+		return $module;
+
+	}
+
+	/**
+	 * Get ordered array of all modules in course
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param  integer $course_id ID of course
+	 * @return array              Ordered array of module taxonomy term objects
+	 */
+	public function get_course_modules($course_id = 0)
+	{
+		$course_id = intval($course_id);
+		if (0 < $course_id) {
+
+			// Get modules for course
+			$modules = wp_get_post_terms($course_id, $this->taxonomy);
+
+			// Get custom module order for course
+			$order = $this->get_course_module_order($course_id);
+
+			// Sort by custom order if custom order exists
+			if ($order) {
+				$ordered_modules = array();
+				$unordered_modules = array();
+				foreach ($modules as $module) {
+					$order_key = array_search($module->term_id, $order);
+					if ($order_key !== false) {
+						$ordered_modules[$order_key] = $module;
+					} else {
+						$unordered_modules[] = $module;
+					}
+				}
+
+				// Order modules correctly
+				ksort($ordered_modules);
+
+				// Append modules that have not yet been ordered
+				if (count($unordered_modules) > 0) {
+					$ordered_modules = array_merge($ordered_modules, $unordered_modules);
+				}
+
+			} else {
+
+				$ordered_modules = $modules;
+
+			}
+
+			return $ordered_modules;
+
+		}
+
+		return false;
+	}
+
+	/**
+	 * Load frontend CSS
+	 *
+	 * @since 1.8.0
+	 *
+	 * @return void
+	 */
+	public function enqueue_styles() {
+
+		wp_register_style($this->taxonomy . '-frontend', esc_url($this->assets_url) . 'css/modules-frontend.css', Sensei()->version );
+		wp_enqueue_style($this->taxonomy . '-frontend');
+
+	}
+
+	/**
+	 * Load admin Javascript
+	 *
+	 * @since 1.8.0
+	 *
+	 * @return void
+	 */
+	public function admin_enqueue_scripts( $hook ) {
+
+		/**
+		 * Filter the page hooks where modules admin script can be loaded on.
+		 *
+		 * @param array $white_listed_pages
+		 */
+		$script_on_pages_white_list = apply_filters( 'sensei_module_admin_script_page_white_lists', array(
+			'edit-tags.php',
+			'course_page_module-order',
+			'post-new.php',
+			'post.php'
+		) );
+
+		if ( ! in_array( $hook, $script_on_pages_white_list ) ) {
+			return;
+		}
+
+		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+
+		wp_enqueue_script( 'sensei-chosen', Sensei()->plugin_url . 'assets/chosen/chosen.jquery' . $suffix . '.js', array( 'jquery' ), Sensei()->version , true);
+		wp_enqueue_script( 'sensei-chosen-ajax', Sensei()->plugin_url . 'assets/chosen/ajax-chosen.jquery' . $suffix . '.js', array( 'jquery', 'sensei-chosen' ), Sensei()->version , true );
+		wp_enqueue_script( $this->taxonomy . '-admin', esc_url( $this->assets_url ) . 'js/modules-admin' . $suffix . '.js', array( 'jquery', 'sensei-chosen', 'sensei-chosen-ajax', 'jquery-ui-sortable', 'sensei-core-select2' ), Sensei()->version, true );
+
+		// localized module data
+		$localize_modulesAdmin = array(
+			'search_courses_nonce' => wp_create_nonce( 'search-courses' ),
+			'selectPlaceholder'    => __( 'Search for courses', 'woothemes-sensei' )
+		);
+
+		wp_localize_script( $this->taxonomy . '-admin' ,'modulesAdmin', $localize_modulesAdmin );
+	}
+
+	/**
+	 * Load admin CSS
+	 *
+	 * @since 1.8.0
+	 *
+	 * @return void
+	 */
+	public function admin_enqueue_styles() {
+
+		wp_register_style($this->taxonomy . '-sortable', esc_url($this->assets_url) . 'css/modules-admin.css','',Sensei()->version );
+		wp_enqueue_style($this->taxonomy . '-sortable');
+
+	}
+
+	/**
+	 * Show the title modules on the single course template.
+	 *
+	 * Function is hooked into sensei_single_course_modules_before.
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function course_modules_title( ) {
+
+	   if( sensei_module_has_lessons() ){
+
+			echo '<header><h2>' . __('Modules', 'woothemes-sensei') . '</h2></header>';
+
+		}
+
+	}
+
+	/**
+	 * Display the single course modules content this will only show
+	 * if the course has modules.
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function load_course_module_content_template(){
+
+		if ( ! is_singular( 'course' )  ) {
+			return;
+		}
+
+		// load backwards compatible template name if it exists in the users theme
+		$located_template= locate_template( Sensei()->template_url . 'single-course/course-modules.php' );
+		if( $located_template ){
+
+			Sensei_Templates::get_template( 'single-course/course-modules.php' );
+			return;
+
+		}
+
+		Sensei_Templates::get_template( 'single-course/modules.php' );
+
+	} // end course_module_content
+
+	/**
+	 * Returns all lessons for the given module ID
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param $course_id
+	 * @param $term_id
+	 * @return array $lessons
+	 */
+	public function get_lessons( $course_id , $term_id ){
+
+		$lesson_query = $this->get_lessons_query( $course_id, $term_id );
+
+		if( isset( $lesson_query->posts ) ){
 
-            return $lesson_query->posts;
+			return $lesson_query->posts;
 
-        }else{
+		}else{
 
-            return array();
+			return array();
 
-        }
+		}
 
-    } // end get lessons
+	} // end get lessons
 
-    /**
-     * Returns all lessons for the given module ID
-     *
-     * @since 1.8.0
-     *
-     * @param $course_id
-     * @param $term_id
-     * @return WP_Query $lessons_query
-     */
-    public function get_lessons_query( $course_id , $term_id ){
-
-        if( empty( $term_id ) || empty( $course_id ) ){
-
-            return array();
-
-        }
-
-        $args = array(
-            'post_type' => 'lesson',
-            'post_status' => 'publish',
-            'posts_per_page' => -1,
-            'meta_query' => array(
-                array(
-                    'key' => '_lesson_course',
-                    'value' => intval($course_id),
-                    'compare' => '='
-                )
-            ),
-            'tax_query' => array(
-                array(
-                    'taxonomy' => 'module',
-                    'field' => 'id',
-                    'terms' => intval( $term_id )
-                )
-            ),
-            'orderby' => 'menu_order',
-            'order' => 'ASC',
-            'suppress_filters' => 0
-        );
-
-        if (version_compare( Sensei()->version, '1.6.0', '>=')) {
-            $args['meta_key'] = '_order_module_' . intval( $term_id );
-            $args['orderby'] = 'meta_value_num date';
-        }
-
-        $lessons_query = new WP_Query( $args );
-
-        return $lessons_query;
-
-    } // end get lessons
-
-    /**
-     * Find the lesson in the given course that doesn't belong
-     * to any of the courses modules
-     *
-     *
-     * @param $course_id
-     *
-     * @return array $non_module_lessons
-     */
-    public function get_none_module_lessons( $course_id ){
-
-        $non_module_lessons = array();
-
-        //exit if there is no course id passed in
-        if( empty( $course_id ) || 'course' != get_post_type( $course_id ) ) {
-
-            return $non_module_lessons;
-        }
-
-        //save some time and check if we already have the saved
-        if( get_transient( 'sensei_'. $course_id .'_none_module_lessons') ){
-
-            return get_transient( 'sensei_'. $course_id .'_none_module_lessons');
-
-        }
-
-        // create terms array which must be excluded from other arrays
-        $course_modules = $this->get_course_modules( $course_id );
-
-        //exit if there are no module on this course
-        if( empty( $course_modules ) || ! is_array( $course_modules ) ){
-
-            return  Sensei()->course->course_lessons( $course_id );
-
-        }
-
-        $terms = array();
-        foreach( $course_modules as $module ){
-
-            array_push( $terms ,  $module->term_id );
-
-        }
-
-        $args = array(
-            'post_type' => 'lesson',
-            'post_status' => 'publish',
-            'posts_per_page' => -1,
-            'meta_query' => array(
-                array(
-                    'key' => '_lesson_course',
-                    'value' => intval( $course_id ),
-                    'compare' => '='
-                )
-            ),
-            'tax_query' => array(
-                array(
-                    'taxonomy' => 'module',
-                    'field' => 'id',
-                    'terms' =>  $terms,
-                    'operator' => 'NOT IN'
-                )
-            ),
-            'orderby' => 'menu_order',
-            'order' => 'ASC',
-            'suppress_filters' => 0
-        );
-
-        $wp_lessons_query = new WP_Query( $args );
-
-        if( isset( $wp_lessons_query->posts) && count( $wp_lessons_query->posts ) > 0  ){
-            $non_module_lessons = $wp_lessons_query->get_posts();
-            set_transient( 'sensei_'. $course_id .'_none_module_lessons', $non_module_lessons, 10 * DAY_IN_SECONDS );
-        }
-
-        return $non_module_lessons;
-    } // end get_none_module_lessons
-
-    /**
-     * Register the modules taxonomy
-     *
-     * @since 1.8.0
-     */
-    public function setup_modules_taxonomy(){
-
-        $labels = array(
-            'name' => __('Modules', 'woothemes-sensei'),
-            'singular_name' => __('Module', 'woothemes-sensei'),
-            'search_items' => __('Search Modules', 'woothemes-sensei'),
-            'all_items' => __('All Modules', 'woothemes-sensei'),
-            'parent_item' => __('Parent Module', 'woothemes-sensei'),
-            'parent_item_colon' => __('Parent Module:', 'woothemes-sensei'),
-            'edit_item' => __('Edit Module', 'woothemes-sensei'),
-            'update_item' => __('Update Module', 'woothemes-sensei'),
-            'add_new_item' => __('Add New Module', 'woothemes-sensei'),
-            'new_item_name' => __('New Module Name', 'woothemes-sensei'),
-            'menu_name' => __('Modules', 'woothemes-sensei'),
-        );
-
-        /**
-         * Filter to alter the Sensei Modules rewrite slug
-         *
-         * @since 1.8.0
-         * @param string default 'modules'
-         */
-        $modules_rewrite_slug = apply_filters('sensei_module_slug', 'modules');
-
-        $args = array(
-            'public' => true,
-            'hierarchical' => true,
-            'show_admin_column' => true,
-            'capabilities' => array(
-                'manage_terms' => 'manage_categories',
-                'edit_terms'   => 'edit_courses',
-                'delete_terms' => 'manage_categories',
-                'assign_terms' => 'edit_courses'
-            ),
-            'show_in_nav_menus' => false,
-            'show_in_quick_edit' => false,
-            'show_ui' => true,
-            'rewrite' => array('slug' => $modules_rewrite_slug ),
-            'labels' => $labels
-        );
-
-        register_taxonomy( 'module' , array('course', 'lesson'), $args);
-
-    }// end setup_modules_taxonomy
-
-    /**
-     * When the wants to edit the lesson modules redirect them to the course modules.
-     *
-     * This function is hooked into the admin_menu
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    function redirect_to_lesson_module_taxonomy_to_course( ){
-
-        global $typenow , $taxnow;
-
-        if( 'lesson'== $typenow && 'module'==$taxnow ){
-            wp_safe_redirect( esc_url_raw( 'edit-tags.php?taxonomy=module&post_type=course'  ) );
-        }
-
-    }// end redirect to course taxonomy
-
-    /**
-     * Completely remove the module menu item under lessons.
-     *
-     * This function is hooked into the admin_menu
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function remove_lessons_menu_model_taxonomy(){
-        global $submenu;
-
-        if( ! isset( $submenu['edit.php?post_type=lesson'] ) || !is_array( $submenu['edit.php?post_type=lesson'] ) ){
-            return; // exit
-        }
-
-        $lesson_main_menu = $submenu['edit.php?post_type=lesson'];
-        foreach( $lesson_main_menu as $index => $sub_item ){
-
-            if( 'edit-tags.php?taxonomy=module&amp;post_type=lesson' == $sub_item[2] ){
-                unset( $submenu['edit.php?post_type=lesson'][ $index ]);
-            }
-        }
-
-    }// end remove lesson module tax
-
-    /**
-     * Completely remove the second modules under courses
-     *
-     * This function is hooked into the admin_menu
-     *
-     * @since 1.8.0
-     * @return void
-     */
-    public function remove_courses_menu_model_taxonomy(){
-        global $submenu;
-
-        if( ! isset( $submenu['edit.php?post_type=course'] ) || !is_array( $submenu['edit.php?post_type=course'] ) ){
-            return; // exit
-        }
-
-        $course_main_menu = $submenu['edit.php?post_type=course'];
-        foreach( $course_main_menu as $index => $sub_item ){
-
-            if( 'edit-tags.php?taxonomy=module&amp;post_type=course' == $sub_item[2] ){
-                unset( $submenu['edit.php?post_type=course'][ $index ]);
-            }
-        }
-
-    }// end remove courses module tax
-
-    /**
-     * Determine the author of a module term term by looking at
-     * the prefixed author id. This function will query the full term object.
-     * Will return the admin user author could not be determined.
-     *
-     * @since 1.8.0
-     *
-     * @param string $term_name
-     * @return array $owners { type WP_User }. Empty array if none if found.
-     */
-    public static function get_term_authors( $term_name ){
-
-        $terms = get_terms( array( 'module') , array( 'name__like'=>$term_name, 'hide_empty' => false )  );
-
-        $owners = array();
-        if( empty( $terms ) ){
-
-            return $owners;
+	/**
+	 * Returns all lessons for the given module ID
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param $course_id
+	 * @param $term_id
+	 * @return WP_Query $lessons_query
+	 */
+	public function get_lessons_query( $course_id , $term_id ){
+
+		if( empty( $term_id ) || empty( $course_id ) ){
+
+			return array();
+
+		}
+
+		$args = array(
+			'post_type' => 'lesson',
+			'post_status' => 'publish',
+			'posts_per_page' => -1,
+			'meta_query' => array(
+				array(
+					'key' => '_lesson_course',
+					'value' => intval($course_id),
+					'compare' => '='
+				)
+			),
+			'tax_query' => array(
+				array(
+					'taxonomy' => 'module',
+					'field' => 'id',
+					'terms' => intval( $term_id )
+				)
+			),
+			'orderby' => 'menu_order',
+			'order' => 'ASC',
+			'suppress_filters' => 0
+		);
+
+		if (version_compare( Sensei()->version, '1.6.0', '>=')) {
+			$args['meta_key'] = '_order_module_' . intval( $term_id );
+			$args['orderby'] = 'meta_value_num date';
+		}
+
+		$lessons_query = new WP_Query( $args );
+
+		return $lessons_query;
+
+	} // end get lessons
+
+	/**
+	 * Find the lesson in the given course that doesn't belong
+	 * to any of the courses modules
+	 *
+	 *
+	 * @param $course_id
+	 *
+	 * @return array $non_module_lessons
+	 */
+	public function get_none_module_lessons( $course_id ){
+
+		$non_module_lessons = array();
+
+		//exit if there is no course id passed in
+		if( empty( $course_id ) || 'course' != get_post_type( $course_id ) ) {
+
+			return $non_module_lessons;
+		}
+
+		//save some time and check if we already have the saved
+		if( get_transient( 'sensei_'. $course_id .'_none_module_lessons') ){
+
+			return get_transient( 'sensei_'. $course_id .'_none_module_lessons');
+
+		}
+
+		// create terms array which must be excluded from other arrays
+		$course_modules = $this->get_course_modules( $course_id );
+
+		//exit if there are no module on this course
+		if( empty( $course_modules ) || ! is_array( $course_modules ) ){
+
+			return  Sensei()->course->course_lessons( $course_id );
+
+		}
+
+		$terms = array();
+		foreach( $course_modules as $module ){
+
+			array_push( $terms ,  $module->term_id );
+
+		}
+
+		$args = array(
+			'post_type' => 'lesson',
+			'post_status' => 'publish',
+			'posts_per_page' => -1,
+			'meta_query' => array(
+				array(
+					'key' => '_lesson_course',
+					'value' => intval( $course_id ),
+					'compare' => '='
+				)
+			),
+			'tax_query' => array(
+				array(
+					'taxonomy' => 'module',
+					'field' => 'id',
+					'terms' =>  $terms,
+					'operator' => 'NOT IN'
+				)
+			),
+			'orderby' => 'menu_order',
+			'order' => 'ASC',
+			'suppress_filters' => 0
+		);
+
+		$wp_lessons_query = new WP_Query( $args );
+
+		if( isset( $wp_lessons_query->posts) && count( $wp_lessons_query->posts ) > 0  ){
+			$non_module_lessons = $wp_lessons_query->get_posts();
+			set_transient( 'sensei_'. $course_id .'_none_module_lessons', $non_module_lessons, 10 * DAY_IN_SECONDS );
+		}
+
+		return $non_module_lessons;
+	} // end get_none_module_lessons
+
+	/**
+	 * Register the modules taxonomy
+	 *
+	 * @since 1.8.0
+	 */
+	public function setup_modules_taxonomy(){
+
+		$labels = array(
+			'name' => __('Modules', 'woothemes-sensei'),
+			'singular_name' => __('Module', 'woothemes-sensei'),
+			'search_items' => __('Search Modules', 'woothemes-sensei'),
+			'all_items' => __('All Modules', 'woothemes-sensei'),
+			'parent_item' => __('Parent Module', 'woothemes-sensei'),
+			'parent_item_colon' => __('Parent Module:', 'woothemes-sensei'),
+			'edit_item' => __('Edit Module', 'woothemes-sensei'),
+			'update_item' => __('Update Module', 'woothemes-sensei'),
+			'add_new_item' => __('Add New Module', 'woothemes-sensei'),
+			'new_item_name' => __('New Module Name', 'woothemes-sensei'),
+			'menu_name' => __('Modules', 'woothemes-sensei'),
+		);
+
+		/**
+		 * Filter to alter the Sensei Modules rewrite slug
+		 *
+		 * @since 1.8.0
+		 * @param string default 'modules'
+		 */
+		$modules_rewrite_slug = apply_filters('sensei_module_slug', 'modules');
+
+		$args = array(
+			'public' => true,
+			'hierarchical' => true,
+			'show_admin_column' => true,
+			'capabilities' => array(
+				'manage_terms' => 'manage_categories',
+				'edit_terms'   => 'edit_courses',
+				'delete_terms' => 'manage_categories',
+				'assign_terms' => 'edit_courses'
+			),
+			'show_in_nav_menus' => false,
+			'show_in_quick_edit' => false,
+			'show_ui' => true,
+			'rewrite' => array('slug' => $modules_rewrite_slug ),
+			'labels' => $labels
+		);
+
+		register_taxonomy( 'module' , array('course', 'lesson'), $args);
+
+	}// end setup_modules_taxonomy
+
+	/**
+	 * When the wants to edit the lesson modules redirect them to the course modules.
+	 *
+	 * This function is hooked into the admin_menu
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	function redirect_to_lesson_module_taxonomy_to_course( ){
+
+		global $typenow , $taxnow;
+
+		if( 'lesson'== $typenow && 'module'==$taxnow ){
+			wp_safe_redirect( esc_url_raw( 'edit-tags.php?taxonomy=module&post_type=course'  ) );
+		}
+
+	}// end redirect to course taxonomy
+
+	/**
+	 * Completely remove the module menu item under lessons.
+	 *
+	 * This function is hooked into the admin_menu
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function remove_lessons_menu_model_taxonomy(){
+		global $submenu;
+
+		if( ! isset( $submenu['edit.php?post_type=lesson'] ) || !is_array( $submenu['edit.php?post_type=lesson'] ) ){
+			return; // exit
+		}
+
+		$lesson_main_menu = $submenu['edit.php?post_type=lesson'];
+		foreach( $lesson_main_menu as $index => $sub_item ){
+
+			if( 'edit-tags.php?taxonomy=module&amp;post_type=lesson' == $sub_item[2] ){
+				unset( $submenu['edit.php?post_type=lesson'][ $index ]);
+			}
+		}
+
+	}// end remove lesson module tax
+
+	/**
+	 * Completely remove the second modules under courses
+	 *
+	 * This function is hooked into the admin_menu
+	 *
+	 * @since 1.8.0
+	 * @return void
+	 */
+	public function remove_courses_menu_model_taxonomy(){
+		global $submenu;
+
+		if( ! isset( $submenu['edit.php?post_type=course'] ) || !is_array( $submenu['edit.php?post_type=course'] ) ){
+			return; // exit
+		}
+
+		$course_main_menu = $submenu['edit.php?post_type=course'];
+		foreach( $course_main_menu as $index => $sub_item ){
+
+			if( 'edit-tags.php?taxonomy=module&amp;post_type=course' == $sub_item[2] ){
+				unset( $submenu['edit.php?post_type=course'][ $index ]);
+			}
+		}
+
+	}// end remove courses module tax
+
+	/**
+	 * Determine the author of a module term term by looking at
+	 * the prefixed author id. This function will query the full term object.
+	 * Will return the admin user author could not be determined.
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param string $term_name
+	 * @return array $owners { type WP_User }. Empty array if none if found.
+	 */
+	public static function get_term_authors( $term_name ){
+
+		$terms = get_terms( array( 'module') , array( 'name__like'=>$term_name, 'hide_empty' => false )  );
+
+		$owners = array();
+		if( empty( $terms ) ){
+
+			return $owners;
 
-        }
+		}
 
-        // setup the admin user
+		// setup the admin user
 
 
-        //if there are more handle them appropriately and get the ones we really need that matches the desired name exactly
-        foreach( $terms as $term){
-            if( $term->name == $term_name ){
+		//if there are more handle them appropriately and get the ones we really need that matches the desired name exactly
+		foreach( $terms as $term){
+			if( $term->name == $term_name ){
 
-                // look for the author in the slug
-                $owners[] = Sensei_Core_Modules::get_term_author( $term->slug  );
+				// look for the author in the slug
+				$owners[] = Sensei_Core_Modules::get_term_author( $term->slug  );
 
-            }// end if term name
+			}// end if term name
 
-        } // end for each
+		} // end for each
 
-        return $owners;
+		return $owners;
 
-    }// end get_term_author
+	}// end get_term_author
 
-    /**
-     * Looks at a term slug and figures out
-     * which author created the slug. The author was
-     * appended when the user saved the module term in the course edit
-     * screen.
-     *
-     * @since 1.8.0
-     *
-     * @param $slug
-     * @return WP_User $author if no author is found or invalid term is passed the admin user will be returned.
-     */
-    public static function get_term_author( $slug='' ){
+	/**
+	 * Looks at a term slug and figures out
+	 * which author created the slug. The author was
+	 * appended when the user saved the module term in the course edit
+	 * screen.
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param $slug
+	 * @return WP_User $author if no author is found or invalid term is passed the admin user will be returned.
+	 */
+	public static function get_term_author( $slug='' ){
 
-        $term_owner = get_user_by( 'email', get_bloginfo( 'admin_email' ) );
+		$term_owner = get_user_by( 'email', get_bloginfo( 'admin_email' ) );
 
-        if( empty( $slug ) ){
+		if( empty( $slug ) ){
 
-            return $term_owner;
+			return $term_owner;
 
-        }
+		}
 
-        // look for the author in the slug
-        $slug_parts = explode( '-', $slug );
+		// look for the author in the slug
+		$slug_parts = explode( '-', $slug );
 
-        if( count( $slug_parts ) > 1 ){
+		if( count( $slug_parts ) > 1 ){
 
-            // get the user data
-            $possible_user_id = $slug_parts[0];
-            $author = get_userdata( $possible_user_id );
+			// get the user data
+			$possible_user_id = $slug_parts[0];
+			$author = get_userdata( $possible_user_id );
 
-            // if the user doesnt exist for the first part of the slug
-            // then this slug was also created by admin
-            if( is_a( $author, 'WP_User' ) ){
+			// if the user doesnt exist for the first part of the slug
+			// then this slug was also created by admin
+			if( is_a( $author, 'WP_User' ) ){
 
-                $term_owner =  $author;
+				$term_owner =  $author;
 
-            }
-        }
+			}
+		}
 
-        return $term_owner;
-    }
+		return $term_owner;
+	}
 
-    /**
-     * Display the Sensei modules taxonomy terms metabox
-     *
-     * @since 1.8.0
-     *
-     * @hooked into add_meta_box
-     *
-     * @param WP_Post $post Post object.
-     */
-    public function course_module_metabox( $post ) {
+	/**
+	 * Display the Sensei modules taxonomy terms metabox
+	 *
+	 * @since 1.8.0
+	 *
+	 * @hooked into add_meta_box
+	 *
+	 * @param WP_Post $post Post object.
+	 */
+	public function course_module_metabox( $post ) {
 
-        $tax_name = 'module';
-        $taxonomy = get_taxonomy( 'module' );
+		$tax_name = 'module';
+		$taxonomy = get_taxonomy( 'module' );
 
-        ?>
+		?>
         <div id="taxonomy-<?php echo $tax_name; ?>" class="categorydiv">
             <ul id="<?php echo $tax_name; ?>-tabs" class="category-tabs">
                 <li class="tabs"><a href="#<?php echo $tax_name; ?>-all"><?php echo $taxonomy->labels->all_items; ?></a></li>
@@ -1748,9 +1748,9 @@ 
 
             <div id="<?php echo $tax_name; ?>-all" class="tabs-panel">
                 <?php
-                $name = ( $tax_name == 'category' ) ? 'post_category' : 'tax_input[' . $tax_name . ']';
-                echo "<input type='hidden' name='{$name}[]' value='0' />"; // Allows for an empty term set to be sent. 0 is an invalid Term ID and will be ignored by empty() checks.
-                ?>
+				$name = ( $tax_name == 'category' ) ? 'post_category' : 'tax_input[' . $tax_name . ']';
+				echo "<input type='hidden' name='{$name}[]' value='0' />"; // Allows for an empty term set to be sent. 0 is an invalid Term ID and will be ignored by empty() checks.
+				?>
                 <ul id="<?php echo $tax_name; ?>checklist" data-wp-lists="list:<?php echo $tax_name; ?>" class="categorychecklist form-no-clear">
                     <?php wp_terms_checklist( $post->ID, array( 'taxonomy'=>$tax_name , 'popular_cats' => $popular_ids ) ); ?>
                 </ul>
@@ -1760,9 +1760,9 @@ 
                     <h4>
                         <a id="sensei-<?php echo $tax_name; ?>-add-toggle" href="#<?php echo $tax_name; ?>-add" class="hide-if-no-js">
                             <?php
-                            /* translators: %s: add new taxonomy label */
-                            printf( __( '+ %s' ), $taxonomy->labels->add_new_item );
-                            ?>
+							/* translators: %s: add new taxonomy label */
+							printf( __( '+ %s' ), $taxonomy->labels->add_new_item );
+							?>
                         </a>
                     </h4>
                     <p id="sensei-<?php echo $tax_name; ?>-add" class="category-add wp-hidden-child">
@@ -1777,331 +1777,331 @@ 
         </div>
     <?php
 
-    } // end course_module_metabox
+	} // end course_module_metabox
 
 
-    /**
-     * Submits a new module term prefixed with the
-     * the current author id.
-     *
-     * @since 1.8.0
-     */
-    public static function add_new_module_term( ) {
+	/**
+	 * Submits a new module term prefixed with the
+	 * the current author id.
+	 *
+	 * @since 1.8.0
+	 */
+	public static function add_new_module_term( ) {
 
 
-        if( ! isset( $_POST[ 'security' ] ) || ! wp_verify_nonce( $_POST[ 'security' ], '_ajax_nonce-add-module'  ) ){
-            wp_send_json_error( array('error'=> 'wrong security nonce') );
-        }
+		if( ! isset( $_POST[ 'security' ] ) || ! wp_verify_nonce( $_POST[ 'security' ], '_ajax_nonce-add-module'  ) ){
+			wp_send_json_error( array('error'=> 'wrong security nonce') );
+		}
 
-        // get the term an create the new term storing infomration
-        $term_name = sanitize_text_field( $_POST['newTerm'] );
+		// get the term an create the new term storing infomration
+		$term_name = sanitize_text_field( $_POST['newTerm'] );
 
-        if( current_user_can('manage_options' ) ) {
+		if( current_user_can('manage_options' ) ) {
 
-            $term_slug = str_ireplace(' ', '-', trim( $term_name ) );
+			$term_slug = str_ireplace(' ', '-', trim( $term_name ) );
 
-        } else {
+		} else {
 
-            $term_slug =  get_current_user_id() . '-' . str_ireplace(' ', '-', trim( $term_name ) );
+			$term_slug =  get_current_user_id() . '-' . str_ireplace(' ', '-', trim( $term_name ) );
 
-        }
+		}
 
-        $course_id = sanitize_text_field( $_POST['course_id'] );
+		$course_id = sanitize_text_field( $_POST['course_id'] );
 
-        // save the term
-        $slug = wp_insert_term( $term_name,'module', array('slug'=> $term_slug)  );
+		// save the term
+		$slug = wp_insert_term( $term_name,'module', array('slug'=> $term_slug)  );
 
-        // send error for all errors except term exits
-        if( is_wp_error( $slug ) ){
+		// send error for all errors except term exits
+		if( is_wp_error( $slug ) ){
 
-            // prepare for possible term name and id to be passed down if term exists
-            $term_data = array();
+			// prepare for possible term name and id to be passed down if term exists
+			$term_data = array();
 
-            // if term exists also send back the term name and id
-            if( isset( $slug->errors['term_exists'] ) ){
+			// if term exists also send back the term name and id
+			if( isset( $slug->errors['term_exists'] ) ){
 
-                $term = get_term_by( 'slug', $term_slug, 'module');
-                $term_data['name'] = $term_name;
-                $term_data['id'] = $term->term_id;
+				$term = get_term_by( 'slug', $term_slug, 'module');
+				$term_data['name'] = $term_name;
+				$term_data['id'] = $term->term_id;
 
-                // set the object terms
-                wp_set_object_terms( $course_id, $term->term_id, 'module', true );
-            }
+				// set the object terms
+				wp_set_object_terms( $course_id, $term->term_id, 'module', true );
+			}
 
-            wp_send_json_error(array( 'errors'=>$slug->errors , 'term'=> $term_data ) );
+			wp_send_json_error(array( 'errors'=>$slug->errors , 'term'=> $term_data ) );
 
-        }
+		}
 
-        //make sure the new term is checked for this course
+		//make sure the new term is checked for this course
 
-        wp_set_object_terms( $course_id, $slug['term_id'], 'module', true );
+		wp_set_object_terms( $course_id, $slug['term_id'], 'module', true );
 
-        // Handle request then generate response using WP_Ajax_Response
-        wp_send_json_success( array( 'termId' => $slug['term_id'], 'termName' => $term_name ) );
+		// Handle request then generate response using WP_Ajax_Response
+		wp_send_json_success( array( 'termId' => $slug['term_id'], 'termName' => $term_name ) );
 
-    }
+	}
 
-    /**
-     * Limit the course module metabox
-     * term list to only those on courses belonging to current teacher.
-     *
-     * Hooked into 'get_terms'
-     *
-     * @since 1.8.0
-     */
-    public function filter_module_terms( $terms, $taxonomies, $args ){
+	/**
+	 * Limit the course module metabox
+	 * term list to only those on courses belonging to current teacher.
+	 *
+	 * Hooked into 'get_terms'
+	 *
+	 * @since 1.8.0
+	 */
+	public function filter_module_terms( $terms, $taxonomies, $args ){
 
-        //dont limit for admins and other taxonomies. This should also only apply to admin
-        if( current_user_can( 'manage_options' ) || !in_array( 'module', $taxonomies ) || ! is_admin()  ){
-            return $terms;
-        }
+		//dont limit for admins and other taxonomies. This should also only apply to admin
+		if( current_user_can( 'manage_options' ) || !in_array( 'module', $taxonomies ) || ! is_admin()  ){
+			return $terms;
+		}
 
-        // avoid infinite call loop
-        remove_filter('get_terms', array( $this, 'filter_module_terms' ), 20, 3 );
+		// avoid infinite call loop
+		remove_filter('get_terms', array( $this, 'filter_module_terms' ), 20, 3 );
 
-        // in certain cases the array is passed in as reference to the parent term_id => parent_id
-        if( isset( $args['fields'] ) && 'id=>parent' == $args['fields'] ){
-            // change only scrub the terms ids form the array keys
-            $terms = array_keys( $terms );
-        }
+		// in certain cases the array is passed in as reference to the parent term_id => parent_id
+		if( isset( $args['fields'] ) && 'id=>parent' == $args['fields'] ){
+			// change only scrub the terms ids form the array keys
+			$terms = array_keys( $terms );
+		}
 
-        $teachers_terms =  $this->filter_terms_by_owner( $terms, get_current_user_id() );
+		$teachers_terms =  $this->filter_terms_by_owner( $terms, get_current_user_id() );
 
-        // add filter again as removed above
-        add_filter('get_terms', array( $this, 'filter_module_terms' ), 20, 3 );
+		// add filter again as removed above
+		add_filter('get_terms', array( $this, 'filter_module_terms' ), 20, 3 );
 
-        return $teachers_terms;
-    }// end filter_module_terms
+		return $teachers_terms;
+	}// end filter_module_terms
 
-    /**
-     * For the selected items on a course module only return those
-     * for the current user. This does not apply to admin and super admin users.
-     *
-     * hooked into get_object_terms
-     *
-     * @since 1.8.0
-     */
-    public function filter_course_selected_terms( $terms, $course_ids_array, $taxonomies ){
+	/**
+	 * For the selected items on a course module only return those
+	 * for the current user. This does not apply to admin and super admin users.
+	 *
+	 * hooked into get_object_terms
+	 *
+	 * @since 1.8.0
+	 */
+	public function filter_course_selected_terms( $terms, $course_ids_array, $taxonomies ){
 
-        //dont limit for admins and other taxonomies. This should also only apply to admin
-        if( current_user_can( 'manage_options' ) || ! is_admin() || empty( $terms )
-            // only apply this to module only taxonomy queries so 1 taxonomy only:
-            ||  count( $taxonomies ) > 1 || !in_array( 'module', $taxonomies )  ){
-            return $terms;
-        }
+		//dont limit for admins and other taxonomies. This should also only apply to admin
+		if( current_user_can( 'manage_options' ) || ! is_admin() || empty( $terms )
+			// only apply this to module only taxonomy queries so 1 taxonomy only:
+			||  count( $taxonomies ) > 1 || !in_array( 'module', $taxonomies )  ){
+			return $terms;
+		}
 
-        $term_objects = $this->filter_terms_by_owner( $terms, get_current_user_id() );
+		$term_objects = $this->filter_terms_by_owner( $terms, get_current_user_id() );
 
-        // if term objects were passed in send back objects
-        // if term id were passed in send that back
-        if( is_object( $terms[0] ) ){
-            return $term_objects;
-        }
+		// if term objects were passed in send back objects
+		// if term id were passed in send that back
+		if( is_object( $terms[0] ) ){
+			return $term_objects;
+		}
 
-        $terms = array();
-        foreach( $term_objects as $term_object ){
-            $terms[] = $term_object->term_id;
-        }
+		$terms = array();
+		foreach( $term_objects as $term_object ){
+			$terms[] = $term_object->term_id;
+		}
 
-        return $terms;
+		return $terms;
 
 
-    }// end filter_course_selected_terms
+	}// end filter_course_selected_terms
 
-    /**
-     * Filter the given terms and only return the
-     * terms that belong to the given user id.
-     *
-     * @since 1.8.0
-     * @param $terms
-     * @param $user_id
-     * @return array
-     */
-    public function filter_terms_by_owner( $terms, $user_id ){
+	/**
+	 * Filter the given terms and only return the
+	 * terms that belong to the given user id.
+	 *
+	 * @since 1.8.0
+	 * @param $terms
+	 * @param $user_id
+	 * @return array
+	 */
+	public function filter_terms_by_owner( $terms, $user_id ){
 
-        $users_terms = array();
+		$users_terms = array();
 
-        foreach( $terms as $index => $term ){
+		foreach( $terms as $index => $term ){
 
-            if( is_numeric( $term ) ){
-                // the term id was given, get the term object
-                $term = get_term( $term, 'module' );
-            }
+			if( is_numeric( $term ) ){
+				// the term id was given, get the term object
+				$term = get_term( $term, 'module' );
+			}
 
-            $author = Sensei_Core_Modules::get_term_author( $term->slug );
+			$author = Sensei_Core_Modules::get_term_author( $term->slug );
 
-            if ( $user_id == $author->ID ) {
-                // add the term to the teachers terms
-                $users_terms[] = $term;
-            }
+			if ( $user_id == $author->ID ) {
+				// add the term to the teachers terms
+				$users_terms[] = $term;
+			}
 
-        }
+		}
 
-        return $users_terms;
+		return $users_terms;
 
-    } // end filter terms by owner
+	} // end filter terms by owner
 
-    /**
-     * Add the teacher name next to modules. Only works in Admin for Admin users.
-     * This will not add name to terms belonging to admin user.
-     *
-     * Hooked into 'get_terms'
-     *
-     * @since 1.8.0
-     */
-    public function append_teacher_name_to_module( $terms, $taxonomies, $args )
-    {
+	/**
+	 * Add the teacher name next to modules. Only works in Admin for Admin users.
+	 * This will not add name to terms belonging to admin user.
+	 *
+	 * Hooked into 'get_terms'
+	 *
+	 * @since 1.8.0
+	 */
+	public function append_teacher_name_to_module( $terms, $taxonomies, $args )
+	{
 
-        // only for admin users ont he module taxonomy
-        if ( empty( $terms ) || !current_user_can('manage_options') || !in_array('module', $taxonomies) || !is_admin()) {
-            return $terms;
-        }
+		// only for admin users ont he module taxonomy
+		if ( empty( $terms ) || !current_user_can('manage_options') || !in_array('module', $taxonomies) || !is_admin()) {
+			return $terms;
+		}
 
-        // in certain cases the array is passed in as reference to the parent term_id => parent_id
-        // simply return this as wp doesn't need an array of stdObject Term
-        if (isset( $args['fields'] ) && 'id=>parent' == $args['fields']) {
+		// in certain cases the array is passed in as reference to the parent term_id => parent_id
+		// simply return this as wp doesn't need an array of stdObject Term
+		if (isset( $args['fields'] ) && 'id=>parent' == $args['fields']) {
 
-            return $terms;
+			return $terms;
 
-        }
+		}
 
-        // loop through and update all terms adding the author name
-        foreach( $terms as $index => $term ){
+		// loop through and update all terms adding the author name
+		foreach( $terms as $index => $term ){
 
-            if( is_numeric( $term ) ){
-                // the term id was given, get the term object
-                $term = get_term( $term, 'module' );
-            }
+			if( is_numeric( $term ) ){
+				// the term id was given, get the term object
+				$term = get_term( $term, 'module' );
+			}
 
-            $author = Sensei_Core_Modules::get_term_author( $term->slug );
+			$author = Sensei_Core_Modules::get_term_author( $term->slug );
 
-            if( ! user_can( $author, 'manage_options' ) && isset( $term->name ) ) {
-                $term->name = $term->name . ' (' . $author->display_name . ') ';
-            }
+			if( ! user_can( $author, 'manage_options' ) && isset( $term->name ) ) {
+				$term->name = $term->name . ' (' . $author->display_name . ') ';
+			}
 
-            // add the term to the teachers terms
-            $users_terms[] = $term;
+			// add the term to the teachers terms
+			$users_terms[] = $term;
 
-        }
+		}
 
-        return $users_terms;
-    }
+		return $users_terms;
+	}
 
-    /**
-     * Remove modules metabox that come by default
-     * with the modules taxonomy. We are removing this as
-     * we have created our own custom meta box.
-     */
-    public static function remove_default_modules_box() {
+	/**
+	 * Remove modules metabox that come by default
+	 * with the modules taxonomy. We are removing this as
+	 * we have created our own custom meta box.
+	 */
+	public static function remove_default_modules_box() {
 
-        remove_meta_box('modulediv', 'course', 'side');
+		remove_meta_box('modulediv', 'course', 'side');
 
-    }
+	}
 
-    /**
-     * When a course is save make sure to reset the transient set
-     * for it when determining the none module lessons.
-     *
-     * @sine 1.9.0
-     * @param $post_id
-     */
-    public static function reset_none_modules_transient ( $post_id ){
+	/**
+	 * When a course is save make sure to reset the transient set
+	 * for it when determining the none module lessons.
+	 *
+	 * @sine 1.9.0
+	 * @param $post_id
+	 */
+	public static function reset_none_modules_transient ( $post_id ){
 
-        // this should only apply to course and lesson post types
-        if( in_array( get_post_type( $post_id ), array( 'course', 'lesson' ) ) ){
+		// this should only apply to course and lesson post types
+		if( in_array( get_post_type( $post_id ), array( 'course', 'lesson' ) ) ){
 
-            $course_id = '';
+			$course_id = '';
 
-            if( 'lesson' == get_post_type( $post_id ) ){
+			if( 'lesson' == get_post_type( $post_id ) ){
 
-                $course_id = Sensei()->lesson->get_course_id( $post_id );
+				$course_id = Sensei()->lesson->get_course_id( $post_id );
 
-            }
+			}
 
 
-            if( !empty( $course_id ) ){
+			if( !empty( $course_id ) ){
 
-                delete_transient( 'sensei_'. $course_id .'_none_module_lessons' );
+				delete_transient( 'sensei_'. $course_id .'_none_module_lessons' );
 
-            }
+			}
 
-        } // end if is a course or a lesson
+		} // end if is a course or a lesson
 
-    } // end reset_none_modules_transient
+	} // end reset_none_modules_transient
 
-    /**
-     * This function calls the deprecated hook 'sensei_single_course_modules_content' to fire
-     *
-     * @since 1.9.0
-     * @deprecated since 1.9.0
-     *
-     */
-    public static function deprecate_sensei_single_course_modules_content(){
+	/**
+	 * This function calls the deprecated hook 'sensei_single_course_modules_content' to fire
+	 *
+	 * @since 1.9.0
+	 * @deprecated since 1.9.0
+	 *
+	 */
+	public static function deprecate_sensei_single_course_modules_content(){
 
-        sensei_do_deprecated_action( 'sensei_single_course_modules_content','1.9.0','sensei_single_course_modules_before or sensei_single_course_modules_after' );
+		sensei_do_deprecated_action( 'sensei_single_course_modules_content','1.9.0','sensei_single_course_modules_before or sensei_single_course_modules_after' );
 
-    }
+	}
 
-    /**
-     * Setup the single course module loop.
-     *
-     * Setup the global $sensei_modules_loop
-     *
-     * @since 1.9.0
-     */
-    public static function setup_single_course_module_loop(){
+	/**
+	 * Setup the single course module loop.
+	 *
+	 * Setup the global $sensei_modules_loop
+	 *
+	 * @since 1.9.0
+	 */
+	public static function setup_single_course_module_loop(){
 
-        global $sensei_modules_loop, $post;
-        $course_id = $post->ID;
+		global $sensei_modules_loop, $post;
+		$course_id = $post->ID;
 
-        $modules = Sensei()->modules->get_course_modules( $course_id );
+		$modules = Sensei()->modules->get_course_modules( $course_id );
 
-        //initial setup
-        $sensei_modules_loop['total'] = 0;
-        $sensei_modules_loop['modules'] = array();
-        $sensei_modules_loop['current'] = -1;
+		//initial setup
+		$sensei_modules_loop['total'] = 0;
+		$sensei_modules_loop['modules'] = array();
+		$sensei_modules_loop['current'] = -1;
 
-        // exit if this course doesn't have modules
-        if( !$modules || empty( $modules )  ){
-            return;
-        }
+		// exit if this course doesn't have modules
+		if( !$modules || empty( $modules )  ){
+			return;
+		}
 
 
-        $lessons_in_all_modules = array();
-        foreach( $modules as $term ){
+		$lessons_in_all_modules = array();
+		foreach( $modules as $term ){
 
-            $lessons_in_this_module = Sensei()->modules->get_lessons( $course_id , $term->term_id);
-            $lessons_in_all_modules = array_merge(  $lessons_in_all_modules, $lessons_in_this_module  );
+			$lessons_in_this_module = Sensei()->modules->get_lessons( $course_id , $term->term_id);
+			$lessons_in_all_modules = array_merge(  $lessons_in_all_modules, $lessons_in_this_module  );
 
-        }
+		}
 
 
-        //setup all of the modules loop variables
-        $sensei_modules_loop['total'] = count( $modules );
-        $sensei_modules_loop['modules'] = $modules;
-        $sensei_modules_loop['current'] = -1;
-        $sensei_modules_loop['course_id'] = $course_id;
+		//setup all of the modules loop variables
+		$sensei_modules_loop['total'] = count( $modules );
+		$sensei_modules_loop['modules'] = $modules;
+		$sensei_modules_loop['current'] = -1;
+		$sensei_modules_loop['course_id'] = $course_id;
 
-    }// end setup_single_course_module_loop
+	}// end setup_single_course_module_loop
 
-    /**
-     * Tear down the course module loop.
-     *
-     * @since 1.9.0
-     *
-     */
-    public static function teardown_single_course_module_loop(){
+	/**
+	 * Tear down the course module loop.
+	 *
+	 * @since 1.9.0
+	 *
+	 */
+	public static function teardown_single_course_module_loop(){
 
-        global $sensei_modules_loop, $wp_query, $post;
+		global $sensei_modules_loop, $wp_query, $post;
 
-        //reset all of the modules loop variables
-        $sensei_modules_loop['total'] = 0;
-        $sensei_modules_loop['modules'] = array();
-        $sensei_modules_loop['current'] = -1;
+		//reset all of the modules loop variables
+		$sensei_modules_loop['total'] = 0;
+		$sensei_modules_loop['modules'] = array();
+		$sensei_modules_loop['current'] = -1;
 
-        // set the current course to be the global post again
-        wp_reset_query();
-        $post = $wp_query->post;
-    }// end teardown_single_course_module_loop
+		// set the current course to be the global post again
+		wp_reset_query();
+		$post = $wp_query->post;
+	}// end teardown_single_course_module_loop
 
 } // end modules class

includes/class-sensei-posttypes.php

Indentation +245 added lines, -245 removed lines

@@ -16,25 +16,25 @@ 
 	public $slider_labels;
 	public $role_caps;
 
-    /**
-     * @var Sensei_Course
-     */
-    public $course;
-
-    /**
-     * @var Sensei_Lesson
-     */
-    public $lesson;
-
-    /**
-     * @var Sensei_Question
-     */
-    public $question;
-
-    /**
-     * @var Sensei_Quiz
-     */
-    public $quiz;
+	/**
+	 * @var Sensei_Course
+	 */
+	public $course;
+
+	/**
+	 * @var Sensei_Lesson
+	 */
+	public $lesson;
+
+	/**
+	 * @var Sensei_Question
+	 */
+	public $question;
+
+	/**
+	 * @var Sensei_Quiz
+	 */
+	public $quiz;
 
 	/**
 	 * Constructor
@@ -44,7 +44,7 @@ 
 
 		// Setup Post Types
 		$this->labels = array();
-        $this->token = 'woothemes-sensei-posttypes';
+		$this->token = 'woothemes-sensei-posttypes';
 
 		$this->setup_post_type_labels_base();
 		add_action( 'init', array( $this, 'setup_course_post_type' ), 100 );
@@ -103,94 +103,94 @@ 
 	/**
 	 * Setup the "course" post type, it's admin menu item and the appropriate labels and permissions.
 	 * @since  1.0.0
-     * @uses  Sensei()
+	 * @uses  Sensei()
 	 * @return void
 	 */
 	public function setup_course_post_type () {
 
 		$args = array(
-		    'labels'              => $this->create_post_type_labels( $this->labels['course']['singular'], $this->labels['course']['plural'], $this->labels['course']['menu'] ),
-		    'public'              => true,
-		    'publicly_queryable'  => true,
-		    'show_ui'             => true,
-		    'show_in_menu'        => true,
-		    'show_in_admin_bar'   => true,
-		    'query_var'           => true,
-		    'rewrite'             => array(
-                'slug' => esc_attr( apply_filters( 'sensei_course_slug', _x( 'course', 'post type single url base', 'woothemes-sensei' ) ) ) ,
-                'with_front' => true,
-                'feeds' => true,
-                'pages' => true
-            ),
-		    'map_meta_cap'        => true,
-		    'capability_type'     => 'course',
-            'has_archive'         => $this->get_course_post_type_archive_slug(),
-		    'hierarchical'        => false,
-		    'menu_position'       => 51,
-		    'supports'            => array( 'title', 'editor', 'excerpt', 'thumbnail' )
+			'labels'              => $this->create_post_type_labels( $this->labels['course']['singular'], $this->labels['course']['plural'], $this->labels['course']['menu'] ),
+			'public'              => true,
+			'publicly_queryable'  => true,
+			'show_ui'             => true,
+			'show_in_menu'        => true,
+			'show_in_admin_bar'   => true,
+			'query_var'           => true,
+			'rewrite'             => array(
+				'slug' => esc_attr( apply_filters( 'sensei_course_slug', _x( 'course', 'post type single url base', 'woothemes-sensei' ) ) ) ,
+				'with_front' => true,
+				'feeds' => true,
+				'pages' => true
+			),
+			'map_meta_cap'        => true,
+			'capability_type'     => 'course',
+			'has_archive'         => $this->get_course_post_type_archive_slug(),
+			'hierarchical'        => false,
+			'menu_position'       => 51,
+			'supports'            => array( 'title', 'editor', 'excerpt', 'thumbnail' )
 		);
 
-        /**
-         * Filter the arguments passed in when registering the Sensei Course post type.
-         *
-         * @since 1.9.0
-         * @param array $args
-         */
+		/**
+		 * Filter the arguments passed in when registering the Sensei Course post type.
+		 *
+		 * @since 1.9.0
+		 * @param array $args
+		 */
 		register_post_type( 'course', apply_filters( 'sensei_register_post_type_course', $args ) );
 
 	} // End setup_course_post_type()
 
-    /**
-     * Figure out of the course post type has an archive and what it should be.
-     *
-     * This function should return 'courses' or the page_uri for the course page setting.
-     *
-     * For backward compatibility  sake ( pre 1.9 )If the course page set in settings
-     * still has any of the old shortcodes: [newcourses][featuredcourses][freecourses][paidcourses] the
-     * page slug will not be returned. For any other pages without it the page URI will be returned.
-     *
-     *
-     * @sine 1.9.0
-     *
-     *
-     * @return false|string
-     */
-    public function get_course_post_type_archive_slug(){
+	/**
+	 * Figure out of the course post type has an archive and what it should be.
+	 *
+	 * This function should return 'courses' or the page_uri for the course page setting.
+	 *
+	 * For backward compatibility  sake ( pre 1.9 )If the course page set in settings
+	 * still has any of the old shortcodes: [newcourses][featuredcourses][freecourses][paidcourses] the
+	 * page slug will not be returned. For any other pages without it the page URI will be returned.
+	 *
+	 *
+	 * @sine 1.9.0
+	 *
+	 *
+	 * @return false|string
+	 */
+	public function get_course_post_type_archive_slug(){
 
-        $settings_course_page = get_post( Sensei()->settings->get( 'course_page' ) );
+		$settings_course_page = get_post( Sensei()->settings->get( 'course_page' ) );
 
-        // for a valid post that doesn't have any of the old short codes set the archive the same
-        // as the page URI
-        if( is_a( $settings_course_page, 'WP_Post') && ! $this->has_old_shortcodes( $settings_course_page->post_content ) ){
+		// for a valid post that doesn't have any of the old short codes set the archive the same
+		// as the page URI
+		if( is_a( $settings_course_page, 'WP_Post') && ! $this->has_old_shortcodes( $settings_course_page->post_content ) ){
 
-             return get_page_uri( $settings_course_page->ID );
+			 return get_page_uri( $settings_course_page->ID );
 
-        }else{
+		}else{
 
-            return 'courses';
+			return 'courses';
 
-        }
+		}
 
-    }// end course_post_type_determine_archive
+	}// end course_post_type_determine_archive
 
-    /**
-     * Check if given content has any of these old shortcodes:
-     * [newcourses][featuredcourses][freecourses][paidcourses]
-     *
-     * @since 1.9.0
-     *
-     * @param string $content
-     *
-     * @return bool
-     */
-    public function has_old_shortcodes( $content ){
+	/**
+	 * Check if given content has any of these old shortcodes:
+	 * [newcourses][featuredcourses][freecourses][paidcourses]
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param string $content
+	 *
+	 * @return bool
+	 */
+	public function has_old_shortcodes( $content ){
 
-        return  ( has_shortcode( $content, 'newcourses')
-        || has_shortcode( $content, 'featuredcourses')
-        || has_shortcode( $content, 'freecourses')
-        || has_shortcode( $content, 'paidcourses') );
+		return  ( has_shortcode( $content, 'newcourses')
+		|| has_shortcode( $content, 'featuredcourses')
+		|| has_shortcode( $content, 'freecourses')
+		|| has_shortcode( $content, 'paidcourses') );
 
-    }// end has old shortcodes
+	}// end has old shortcodes
 
 
 	/**
@@ -211,32 +211,32 @@ 
 		} // End If Statement
 
 		$args = array(
-		    'labels' => $this->create_post_type_labels(  $this->labels['lesson']['singular'], $this->labels['lesson']['plural'], $this->labels['lesson']['menu'] ),
-		    'public' => true,
-		    'publicly_queryable' => true,
-		    'show_ui' => true,
-		    'show_in_menu' => true,
-		    'query_var' => true,
-		    'rewrite' => array(
-                'slug' => esc_attr( apply_filters( 'sensei_lesson_slug', _x( 'lesson', 'post type single slug', 'woothemes-sensei' ) ) ) ,
-                'with_front' =>  true,
-                'feeds' => true,
-                'pages' => true
-            ),
-		    'map_meta_cap' => true,
-		    'capability_type' => 'lesson',
-		    'has_archive' => true,
-		    'hierarchical' => false,
-		    'menu_position' => 52,
-		    'supports' => $supports_array
+			'labels' => $this->create_post_type_labels(  $this->labels['lesson']['singular'], $this->labels['lesson']['plural'], $this->labels['lesson']['menu'] ),
+			'public' => true,
+			'publicly_queryable' => true,
+			'show_ui' => true,
+			'show_in_menu' => true,
+			'query_var' => true,
+			'rewrite' => array(
+				'slug' => esc_attr( apply_filters( 'sensei_lesson_slug', _x( 'lesson', 'post type single slug', 'woothemes-sensei' ) ) ) ,
+				'with_front' =>  true,
+				'feeds' => true,
+				'pages' => true
+			),
+			'map_meta_cap' => true,
+			'capability_type' => 'lesson',
+			'has_archive' => true,
+			'hierarchical' => false,
+			'menu_position' => 52,
+			'supports' => $supports_array
 		);
 
-        /**
-         * Filter the arguments passed in when registering the Sensei Lesson post type.
-         *
-         * @since 1.9.0
-         * @param array $args
-         */
+		/**
+		 * Filter the arguments passed in when registering the Sensei Lesson post type.
+		 *
+		 * @since 1.9.0
+		 * @param array $args
+		 */
 		register_post_type( 'lesson', apply_filters( 'sensei_register_post_type_lesson', $args ) );
 
 	} // End setup_lesson_post_type()
@@ -244,44 +244,44 @@ 
 	/**
 	 * Setup the "quiz" post type, it's admin menu item and the appropriate labels and permissions.
 	 * @since  1.0.0
-     * @uses  Sensei()
+	 * @uses  Sensei()
 	 * @return void
 	 */
 	public function setup_quiz_post_type () {
 
 		$args = array(
-		    'labels' => $this->create_post_type_labels(
-                $this->labels['quiz']['singular'],
-                $this->labels['quiz']['plural'],
-                $this->labels['quiz']['menu']
-            ),
-		    'public' => true,
-		    'publicly_queryable' => true,
-		    'show_ui' => true,
-		    'show_in_menu' => false,
-		    'show_in_nav_menus' => false,
-		    'query_var' => true,
-		    'exclude_from_search' => true,
-		    'rewrite' => array(
-                'slug' => esc_attr( apply_filters( 'sensei_quiz_slug', _x( 'quiz', 'post type single slug', 'woothemes-sensei' ) ) ) ,
-                'with_front' =>  true,
-                'feeds' => true,
-                'pages' => true
-            ),
-		    'map_meta_cap' => true,
-		    'capability_type' => 'quiz',
-		    'has_archive' => false,
-		    'hierarchical' => false,
-		    'menu_position' => 20, // Below "Pages"
-		    'supports' => array( '' )
+			'labels' => $this->create_post_type_labels(
+				$this->labels['quiz']['singular'],
+				$this->labels['quiz']['plural'],
+				$this->labels['quiz']['menu']
+			),
+			'public' => true,
+			'publicly_queryable' => true,
+			'show_ui' => true,
+			'show_in_menu' => false,
+			'show_in_nav_menus' => false,
+			'query_var' => true,
+			'exclude_from_search' => true,
+			'rewrite' => array(
+				'slug' => esc_attr( apply_filters( 'sensei_quiz_slug', _x( 'quiz', 'post type single slug', 'woothemes-sensei' ) ) ) ,
+				'with_front' =>  true,
+				'feeds' => true,
+				'pages' => true
+			),
+			'map_meta_cap' => true,
+			'capability_type' => 'quiz',
+			'has_archive' => false,
+			'hierarchical' => false,
+			'menu_position' => 20, // Below "Pages"
+			'supports' => array( '' )
 		);
 
-        /**
-         * Filter the arguments passed in when registering the Sensei Quiz post type.
-         *
-         * @since 1.9.0
-         * @param array $args
-         */
+		/**
+		 * Filter the arguments passed in when registering the Sensei Quiz post type.
+		 *
+		 * @since 1.9.0
+		 * @param array $args
+		 */
 		register_post_type( 'quiz', apply_filters( 'sensei_register_post_type_quiz', $args ) );
 
 	} // End setup_quiz_post_type()
@@ -295,34 +295,34 @@ 
 	public function setup_question_post_type () {
 
 		$args = array(
-		    'labels' => $this->create_post_type_labels( $this->labels['question']['singular'], $this->labels['question']['plural'], $this->labels['question']['menu'] ),
-		    'public' => false,
-		    'publicly_queryable' => true,
-		    'show_ui' => true,
-		    'show_in_menu' => true,
-		    'show_in_nav_menus' => false,
-		    'query_var' => true,
-		    'exclude_from_search' => true,
-		    'rewrite' => array(
-                'slug' => esc_attr( apply_filters( 'sensei_question_slug', _x( 'question', 'post type single slug', 'woothemes-sensei' ) ) ) ,
-                'with_front' =>  true,
-                'feeds' => true,
-                'pages' => true
-            ),
-		    'map_meta_cap' => true,
-		    'capability_type' => 'question',
-		    'has_archive' => true,
-		    'hierarchical' => false,
-		    'menu_position' => 51,
-		    'supports' => array( 'title' )
+			'labels' => $this->create_post_type_labels( $this->labels['question']['singular'], $this->labels['question']['plural'], $this->labels['question']['menu'] ),
+			'public' => false,
+			'publicly_queryable' => true,
+			'show_ui' => true,
+			'show_in_menu' => true,
+			'show_in_nav_menus' => false,
+			'query_var' => true,
+			'exclude_from_search' => true,
+			'rewrite' => array(
+				'slug' => esc_attr( apply_filters( 'sensei_question_slug', _x( 'question', 'post type single slug', 'woothemes-sensei' ) ) ) ,
+				'with_front' =>  true,
+				'feeds' => true,
+				'pages' => true
+			),
+			'map_meta_cap' => true,
+			'capability_type' => 'question',
+			'has_archive' => true,
+			'hierarchical' => false,
+			'menu_position' => 51,
+			'supports' => array( 'title' )
 		);
 
-        /**
-         * Filter the arguments passed in when registering the Sensei Question post type.
-         *
-         * @since 1.9.0
-         * @param array $args
-         */
+		/**
+		 * Filter the arguments passed in when registering the Sensei Question post type.
+		 *
+		 * @since 1.9.0
+		 * @param array $args
+		 */
 		register_post_type( 'question', apply_filters('sensei_register_post_type_question', $args ) );
 
 	} // End setup_question_post_type()
@@ -335,26 +335,26 @@ 
 	public function setup_multiple_question_post_type () {
 
 		$args = array(
-		    'labels' => $this->create_post_type_labels( $this->labels['multiple_question']['singular'], $this->labels['multiple_question']['plural'], $this->labels['multiple_question']['menu'] ),
-		    'public' => false,
-		    'publicly_queryable' => false,
-		    'show_ui' => false,
-		    'show_in_menu' => false,
-		    'show_in_nav_menus' => false,
-		    'query_var' => false,
-		    'exclude_from_search' => true,
-		    'rewrite' => array(
-                'slug' => esc_attr( apply_filters( 'sensei_multiple_question_slug', _x( 'multiple_question', 'post type single slug', 'woothemes-sensei' ) ) ) ,
-                'with_front' =>  false,
-                'feeds' => false,
-                'pages' => false
-            ),
-		    'map_meta_cap' => true,
-		    'capability_type' => 'question',
-		    'has_archive' => false,
-		    'hierarchical' => false,
-		    'menu_position' => 51,
-		    'supports' => array( 'title', 'custom-fields' )
+			'labels' => $this->create_post_type_labels( $this->labels['multiple_question']['singular'], $this->labels['multiple_question']['plural'], $this->labels['multiple_question']['menu'] ),
+			'public' => false,
+			'publicly_queryable' => false,
+			'show_ui' => false,
+			'show_in_menu' => false,
+			'show_in_nav_menus' => false,
+			'query_var' => false,
+			'exclude_from_search' => true,
+			'rewrite' => array(
+				'slug' => esc_attr( apply_filters( 'sensei_multiple_question_slug', _x( 'multiple_question', 'post type single slug', 'woothemes-sensei' ) ) ) ,
+				'with_front' =>  false,
+				'feeds' => false,
+				'pages' => false
+			),
+			'map_meta_cap' => true,
+			'capability_type' => 'question',
+			'has_archive' => false,
+			'hierarchical' => false,
+			'menu_position' => 51,
+			'supports' => array( 'title', 'custom-fields' )
 		);
 
 		register_post_type( 'multiple_question', $args );
@@ -370,34 +370,34 @@ 
 		if( ! isset( Sensei()->settings->settings['messages_disable'] ) || ! Sensei()->settings->settings['messages_disable'] ) {
 
 			$args = array(
-			    'labels' => $this->create_post_type_labels( $this->labels['sensei_message']['singular'], $this->labels['sensei_message']['plural'], $this->labels['sensei_message']['menu'] ),
-			    'public' => true,
-			    'publicly_queryable' => true,
-			    'show_ui' => true,
-			    'show_in_menu' => 'admin.php?page=sensei',
-			    'show_in_nav_menus' => true,
-			    'query_var' => true,
-			    'exclude_from_search' => true,
-			    'rewrite' => array(
-                    'slug' => esc_attr( apply_filters( 'sensei_messages_slug', _x( 'messages', 'post type single slug', 'woothemes-sensei' ) ) ) ,
-                    'with_front' =>  false,
-                    'feeds' => false,
-                    'pages' => true
-                ),
-			    'map_meta_cap' => true,
-			    'capability_type' => 'question',
-			    'has_archive' => true,
-			    'hierarchical' => false,
-			    'menu_position' => 50,
-			    'supports' => array( 'title', 'editor', 'comments' ),
+				'labels' => $this->create_post_type_labels( $this->labels['sensei_message']['singular'], $this->labels['sensei_message']['plural'], $this->labels['sensei_message']['menu'] ),
+				'public' => true,
+				'publicly_queryable' => true,
+				'show_ui' => true,
+				'show_in_menu' => 'admin.php?page=sensei',
+				'show_in_nav_menus' => true,
+				'query_var' => true,
+				'exclude_from_search' => true,
+				'rewrite' => array(
+					'slug' => esc_attr( apply_filters( 'sensei_messages_slug', _x( 'messages', 'post type single slug', 'woothemes-sensei' ) ) ) ,
+					'with_front' =>  false,
+					'feeds' => false,
+					'pages' => true
+				),
+				'map_meta_cap' => true,
+				'capability_type' => 'question',
+				'has_archive' => true,
+				'hierarchical' => false,
+				'menu_position' => 50,
+				'supports' => array( 'title', 'editor', 'comments' ),
 			);
 
-            /**
-             * Filter the arguments passed in when registering the Sensei sensei_message post type.
-             *
-             * @since 1.9.0
-             * @param array $args
-             */
+			/**
+			 * Filter the arguments passed in when registering the Sensei sensei_message post type.
+			 *
+			 * @since 1.9.0
+			 * @param array $args
+			 */
 			register_post_type( 'sensei_message', apply_filters('sensei_register_post_type_sensei_message',  $args ) );
 		}
 	} // End setup_sensei_message_post_type()
@@ -430,11 +430,11 @@ 
 			'show_ui' => true,
 			'query_var' => true,
 			'show_in_nav_menus' => true,
-            'capabilities' => array(
-                'manage_terms' => 'manage_categories',
-                'edit_terms'   => 'edit_courses',
-                'delete_terms' => 'manage_categories',
-                'assign_terms' => 'edit_courses',),
+			'capabilities' => array(
+				'manage_terms' => 'manage_categories',
+				'edit_terms'   => 'edit_courses',
+				'delete_terms' => 'manage_categories',
+				'assign_terms' => 'edit_courses',),
 			'rewrite' => array( 'slug' => esc_attr( apply_filters( 'sensei_course_category_slug', _x( 'course-category', 'taxonomy archive slug', 'woothemes-sensei' ) ) ) )
 		);
 
@@ -471,7 +471,7 @@ 
 			'show_ui' => true, /* TO DO - future releases */
 			'query_var' => true,
 			'show_in_nav_menus' => false,
-            'public' => false,
+			'public' => false,
 			'rewrite' => array( 'slug' => esc_attr( apply_filters( 'sensei_quiz_type_slug', _x( 'quiz-type', 'taxonomy archive slug', 'woothemes-sensei' ) ) ) )
 		);
 
@@ -544,11 +544,11 @@ 
 			'query_var' => false,
 			'show_in_nav_menus' => false,
 			'show_admin_column' => true,
-            'capabilities' => array(
-                'manage_terms' => 'manage_categories',
-                'edit_terms'   => 'edit_questions',
-                'delete_terms' => 'manage_categories',
-                'assign_terms' => 'edit_questions',),
+			'capabilities' => array(
+				'manage_terms' => 'manage_categories',
+				'edit_terms'   => 'edit_questions',
+				'delete_terms' => 'manage_categories',
+				'assign_terms' => 'edit_questions',),
 			'rewrite' => array( 'slug' => esc_attr( apply_filters( 'sensei_question_category_slug', _x( 'question-category', 'taxonomy archive slug', 'woothemes-sensei' ) ) ) )
 		);
 
@@ -582,11 +582,11 @@ 
 			'show_ui' => true,
 			'query_var' => true,
 			'show_in_nav_menus' => true,
-            'capabilities' => array(
-                'manage_terms' => 'manage_categories',
-                'edit_terms'   => 'edit_lessons',
-                'delete_terms' => 'manage_categories',
-                'assign_terms' => 'edit_lessons',),
+			'capabilities' => array(
+				'manage_terms' => 'manage_categories',
+				'edit_terms'   => 'edit_lessons',
+				'delete_terms' => 'manage_categories',
+				'assign_terms' => 'edit_lessons',),
 			'rewrite' => array( 'slug' => esc_attr( apply_filters( 'sensei_lesson_tag_slug', _x( 'lesson-tag', 'taxonomy archive slug', 'woothemes-sensei' ) ) ) )
 		);
 
@@ -623,19 +623,19 @@ 
 		$lower_case_plural =  function_exists( 'mb_strtolower' ) ? mb_strtolower( $plural, 'UTF-8') :  strtolower( $plural );
 
 		$labels = array(
-		    'name' => sprintf( _x( '%s', 'post type general name', 'woothemes-sensei' ), $plural ),
-		    'singular_name' => sprintf( _x( '%s', 'post type singular name', 'woothemes-sensei' ), $singular ),
-		    'add_new' => __( 'Add New', 'woothemes-sensei' ),
-		    'add_new_item' => sprintf( __( 'Add New %s', 'woothemes-sensei' ), $singular ),
-		    'edit_item' => sprintf( __( 'Edit %s', 'woothemes-sensei' ), $singular ),
-		    'new_item' => sprintf( __( 'New %s', 'woothemes-sensei' ), $singular ),
-		    'all_items' => sprintf( __( 'All %s', 'woothemes-sensei' ), $plural ),
-		    'view_item' => sprintf( __( 'View %s', 'woothemes-sensei' ), $singular ),
-		    'search_items' => sprintf( __( 'Search %s', 'woothemes-sensei' ), $plural ),
-		    'not_found' =>  sprintf( __( 'No %s found', 'woothemes-sensei' ), $lower_case_plural ) ,
-		    'not_found_in_trash' => sprintf( __( 'No %s found in Trash', 'woothemes-sensei' ),  $lower_case_plural ),
-		    'parent_item_colon' => '',
-		    'menu_name' => sprintf( __( '%s', 'woothemes-sensei' ), $menu )
+			'name' => sprintf( _x( '%s', 'post type general name', 'woothemes-sensei' ), $plural ),
+			'singular_name' => sprintf( _x( '%s', 'post type singular name', 'woothemes-sensei' ), $singular ),
+			'add_new' => __( 'Add New', 'woothemes-sensei' ),
+			'add_new_item' => sprintf( __( 'Add New %s', 'woothemes-sensei' ), $singular ),
+			'edit_item' => sprintf( __( 'Edit %s', 'woothemes-sensei' ), $singular ),
+			'new_item' => sprintf( __( 'New %s', 'woothemes-sensei' ), $singular ),
+			'all_items' => sprintf( __( 'All %s', 'woothemes-sensei' ), $plural ),
+			'view_item' => sprintf( __( 'View %s', 'woothemes-sensei' ), $singular ),
+			'search_items' => sprintf( __( 'Search %s', 'woothemes-sensei' ), $plural ),
+			'not_found' =>  sprintf( __( 'No %s found', 'woothemes-sensei' ), $lower_case_plural ) ,
+			'not_found_in_trash' => sprintf( __( 'No %s found in Trash', 'woothemes-sensei' ),  $lower_case_plural ),
+			'parent_item_colon' => '',
+			'menu_name' => sprintf( __( '%s', 'woothemes-sensei' ), $menu )
 		  );
 
 		return $labels;
@@ -708,7 +708,7 @@ 
 	 * Assigns the defaults for each user role capabilities.
 	 *
 	 * @since  1.1.0
-     *
+	 *
 	 * @param array $post_types
 	 * @return void
 	 */
@@ -776,7 +776,7 @@ 
 	 * Adds a 'Edit Quiz' link to the admin bar when viewing a Quiz linked to a corresponding Lesson
 	 * 
 	 * @since  1.7.0
-     * @param WP_Admin_Bar $bar
+	 * @param WP_Admin_Bar $bar
 	 * @return void
 	 */
 	public function quiz_admin_bar_menu( $bar ) {

templates/single-quiz/question_type-boolean.php

Indentation +41 added lines, -41 removed lines

@@ -1,23 +1,23 @@ 
 <?php
 if ( ! defined( 'ABSPATH' ) ) exit;
 /**
- * The Template for displaying True/False ( Boolean ) Question type.
- *
- * @author 		Automattic
- * @package 	Sensei
- * @category    Templates
- * @version     1.9.0
- */
+	 * The Template for displaying True/False ( Boolean ) Question type.
+	 *
+	 * @author 		Automattic
+	 * @package 	Sensei
+	 * @category    Templates
+	 * @version     1.9.0
+	 */
 ?>
 
 <?php
 
-    /**
-     * Get the question data with the current quiz id
-     * All data is loaded in this array to keep the template clean.
-     */
-    $question_data = WooThemes_Sensei_Question::get_template_data( sensei_get_the_question_id(), get_the_ID() );
-    $boolean_options = array( 'true', 'false' );
+	/**
+	 * Get the question data with the current quiz id
+	 * All data is loaded in this array to keep the template clean.
+	 */
+	$question_data = WooThemes_Sensei_Question::get_template_data( sensei_get_the_question_id(), get_the_ID() );
+	$boolean_options = array( 'true', 'false' );
 
 ?>
 
@@ -25,44 +25,44 @@ 
 
     <?php
 
-    // setup the options the right answer set by the admin/teacher
-    // will be compared to.
-    $boolean_options = array( true, false );
+	// setup the options the right answer set by the admin/teacher
+	// will be compared to.
+	$boolean_options = array( true, false );
 
-    //loop through the 2 boolean options and compare them with
-    // the selected right answer
-    foreach ( $boolean_options as $option ){
+	//loop through the 2 boolean options and compare them with
+	// the selected right answer
+	foreach ( $boolean_options as $option ){
 
-        $answer_class = '';
+		$answer_class = '';
 
-        // Add classes to indicate correctness, only if there is a grade
-        if( isset( $question_data[ 'user_correct' ] ) && 0 < $question_data['question_grade'] ) {
+		// Add classes to indicate correctness, only if there is a grade
+		if( isset( $question_data[ 'user_correct' ] ) && 0 < $question_data['question_grade'] ) {
 
-            if( $question_right_answer == $question_data[ 'question_right_answer' ] ) {
+			if( $question_right_answer == $question_data[ 'question_right_answer' ] ) {
 
-                if( $question_data[ 'user_correct' ] ) {
+				if( $question_data[ 'user_correct' ] ) {
 
-                    $answer_class = 'user_right';
+					$answer_class = 'user_right';
 
-                }
+				}
 
-                $answer_class .= ' right_answer';
+				$answer_class .= ' right_answer';
 
-            } else {
+			} else {
 
-                if( ! $question_data[ 'user_correct' ] ) {
+				if( ! $question_data[ 'user_correct' ] ) {
 
-                    $answer_class = 'user_wrong';
+					$answer_class = 'user_wrong';
 
-                }
+				}
 
-            } // end if right answer == current booloean options
+			} // end if right answer == current booloean options
 
-        }// end if $user_correct .. $question_grade
+		}// end if $user_correct .. $question_grade
 
-	    $option_value = $option ? 'true' : 'false';
+		$option_value = $option ? 'true' : 'false';
 
-    ?>
+	?>
 
     <li class="<?php esc_attr_e( $answer_class ); ?>">
 
@@ -76,17 +76,17 @@ 
         <label for="<?php echo esc_attr( 'question_' . $question_data[ 'ID' ]  ) . '-option-' . $option_value; ?>">
             <?php
 
-            if( 'true' == $option ){
+			if( 'true' == $option ){
 
-                _e( 'True', 'woothemes-sensei' );
+				_e( 'True', 'woothemes-sensei' );
 
-            }else{
+			}else{
 
-                _e( 'False', 'woothemes-sensei' );
+				_e( 'False', 'woothemes-sensei' );
 
-            }
+			}
 
-            ?>
+			?>
 
 
         </label>

woothemes-sensei.php

Indentation +69 added lines, -69 removed lines

@@ -30,80 +30,80 @@
 

 	if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly

 

-    require_once( 'includes/class-sensei-autoloader.php' );

-    require_once( 'includes/lib/woo-functions.php' );

-    require_once( 'includes/sensei-functions.php' );

+	require_once( 'includes/class-sensei-autoloader.php' );

+	require_once( 'includes/lib/woo-functions.php' );

+	require_once( 'includes/sensei-functions.php' );

 

-    if ( ! is_admin() ) {

-        require_once( 'includes/template-functions.php' );

-    }

+	if ( ! is_admin() ) {

+		require_once( 'includes/template-functions.php' );

+	}

 

-    /**

-     * Returns the global Sensei Instance.

-     *

-     * @since 1.8.0

-     */

-    function Sensei(){

+	/**

+	 * Returns the global Sensei Instance.

+	 *

+	 * @since 1.8.0

+	 */

+	function Sensei(){

 

-        return Sensei_Main::instance();

+		return Sensei_Main::instance();

 

-    }

+	}

 

 	// set the sensei version number

 	Sensei()->version = '1.9.1';

 

-    //backwards compatibility

-    global $woothemes_sensei;

-    $woothemes_sensei = Sensei();

-

-    /**

-    * Hook in WooCommerce functionality

-    */

-    if( Sensei_WC::is_woocommerce_active() ){

-        add_action('init', array( 'Sensei_WC', 'load_woocommerce_integration_hooks' ) );

-    }

-

-    /**

-     * Load all Template hooks

-    */

-    if(! is_admin() ){

-

-        require_once( 'includes/hooks/template.php' );

-

-    }

-

-    /**

-     * Plugin updates

-     * @since  1.0.1

-     */

-    woothemes_queue_update( plugin_basename( __FILE__ ), 'bad2a02a063555b7e2bee59924690763', 152116 );

-

-    /**

-     * Sensei Activation Hook registration

-     * @since 1.8.0

-     */

-    register_activation_hook( __FILE__, 'activate_sensei' );

-

-    /**

-     * Activate_sensei

-     *

-     * All the activation checks needed to ensure Sensei is ready for use

-     * @since 1.8.0

-     */

-    function activate_sensei () {

-

-        // create the teacher role on activation and ensure that it has all the needed capabilities

-        Sensei()->teacher->create_role();

-

-        //Setup all the role capabilities needed

-        Sensei()->updates->add_sensei_caps();

-        Sensei()->updates->add_editor_caps();

-        Sensei()->updates->assign_role_caps();

-

-        //Flush rules

-        add_action( 'activated_plugin' , array( 'Sensei_Main','activation_flush_rules' ), 10 );

-

-        //Load the Welcome Screen

-        add_action( 'activated_plugin' , array( 'Sensei_Welcome','redirect' ), 20 );

-

-    }// end activate_sensei

+	//backwards compatibility

+	global $woothemes_sensei;

+	$woothemes_sensei = Sensei();

+

+	/**

+	 * Hook in WooCommerce functionality

+	 */

+	if( Sensei_WC::is_woocommerce_active() ){

+		add_action('init', array( 'Sensei_WC', 'load_woocommerce_integration_hooks' ) );

+	}

+

+	/**

+	 * Load all Template hooks

+	 */

+	if(! is_admin() ){

+

+		require_once( 'includes/hooks/template.php' );

+

+	}

+

+	/**

+	 * Plugin updates

+	 * @since  1.0.1

+	 */

+	woothemes_queue_update( plugin_basename( __FILE__ ), 'bad2a02a063555b7e2bee59924690763', 152116 );

+

+	/**

+	 * Sensei Activation Hook registration

+	 * @since 1.8.0

+	 */

+	register_activation_hook( __FILE__, 'activate_sensei' );

+

+	/**

+	 * Activate_sensei

+	 *

+	 * All the activation checks needed to ensure Sensei is ready for use

+	 * @since 1.8.0

+	 */

+	function activate_sensei () {

+

+		// create the teacher role on activation and ensure that it has all the needed capabilities

+		Sensei()->teacher->create_role();

+

+		//Setup all the role capabilities needed

+		Sensei()->updates->add_sensei_caps();

+		Sensei()->updates->add_editor_caps();

+		Sensei()->updates->assign_role_caps();

+

+		//Flush rules

+		add_action( 'activated_plugin' , array( 'Sensei_Main','activation_flush_rules' ), 10 );

+

+		//Load the Welcome Screen

+		add_action( 'activated_plugin' , array( 'Sensei_Welcome','redirect' ), 20 );

+

+	}// end activate_sensei

includes/class-sensei-frontend.php

Indentation +312 added lines, -312 removed lines

@@ -69,10 +69,10 @@ 
 		// Only show course & lesson excerpts in search results
 		add_filter( 'the_content', array( $this, 'sensei_search_results_excerpt' ) );
 
-        //Use WooCommerce filter to show admin bar to Teachers.
-        add_action( 'init', array( $this, 'sensei_show_admin_bar') );
+		//Use WooCommerce filter to show admin bar to Teachers.
+		add_action( 'init', array( $this, 'sensei_show_admin_bar') );
 
-        // Remove course from active courses if an order is cancelled or refunded
+		// Remove course from active courses if an order is cancelled or refunded
 		add_action( 'woocommerce_order_status_processing_to_cancelled', array( $this, 'remove_active_course' ), 10, 1 );
 		add_action( 'woocommerce_order_status_completed_to_cancelled', array( $this, 'remove_active_course' ), 10, 1 );
 		add_action( 'woocommerce_order_status_on-hold_to_cancelled', array( $this, 'remove_active_course' ), 10, 1 );
@@ -133,13 +133,13 @@ 
 			wp_enqueue_script( Sensei()->token . '-user-dashboard' );
 
 
-            // Course Archive javascript
-            if( is_post_type_archive( 'course' ) ){
+			// Course Archive javascript
+			if( is_post_type_archive( 'course' ) ){
 
-                wp_register_script( 'sensei-course-archive-js', esc_url( Sensei()->plugin_url . 'assets/js/frontend/course-archive' . $suffix . '.js' ), array( 'jquery' ), '1', true );
-                wp_enqueue_script( 'sensei-course-archive-js' );
+				wp_register_script( 'sensei-course-archive-js', esc_url( Sensei()->plugin_url . 'assets/js/frontend/course-archive' . $suffix . '.js' ), array( 'jquery' ), '1', true );
+				wp_enqueue_script( 'sensei-course-archive-js' );
 
-            }
+			}
 
 
 			// Allow additional scripts to be loaded
@@ -180,7 +180,7 @@ 
 	/**
 	 * sensei_get_template_part function.
 	 *
-     * @deprecated sine 1.9.0
+	 * @deprecated sine 1.9.0
 	 * @access public
 	 * @param mixed $slug
 	 * @param string $name (default: '')
@@ -188,15 +188,15 @@ 
 	 */
 	function sensei_get_template_part( $slug, $name = '' ) {
 
-        _deprecated_function( 'class-woothemes-sensei-frontend.php', '1.9.0', 'Sensei_Templates::get_part' );
-        Sensei_Templates::get_part( $slug, $name );
+		_deprecated_function( 'class-woothemes-sensei-frontend.php', '1.9.0', 'Sensei_Templates::get_part' );
+		Sensei_Templates::get_part( $slug, $name );
 
 	} // End sensei_get_template_part()
 
 	/**
 	 * sensei_get_template function.
 	 *
-     * @deprecated since 1.9.0
+	 * @deprecated since 1.9.0
 	 * @access public
 	 * @param mixed $template_name
 	 * @param array $args (default: array())
@@ -206,8 +206,8 @@ 
 	 */
 	function sensei_get_template( $template_name, $args = array(), $template_path = '', $default_path = '' ) {
 
-        _deprecated_function( 'sensei_get_template', '1.9.0', 'Sensei_Templates::get_template' );
-        Sensei_Templates::get_template($template_name, $args, $template_path, $default_path  );
+		_deprecated_function( 'sensei_get_template', '1.9.0', 'Sensei_Templates::get_template' );
+		Sensei_Templates::get_template($template_name, $args, $template_path, $default_path  );
 
 	} // End sensei_get_template()
 
@@ -223,33 +223,33 @@ 
 	 */
 	function sensei_locate_template( $template_name, $template_path = '', $default_path = '' ) {
 
-        _deprecated_function( 'sensei_locate_template', '1.9.0', 'Sensei_Templates::locate_template' );
-        Sensei_Templates::locate_template( $template_name, $template_path, $default_path );
+		_deprecated_function( 'sensei_locate_template', '1.9.0', 'Sensei_Templates::locate_template' );
+		Sensei_Templates::locate_template( $template_name, $template_path, $default_path );
 
 	} // End sensei_locate_template()
 
 
 	/**
 	 * sensei_output_content_wrapper function.
-     *
+	 *
 	 * @access public
 	 * @return void
 	 */
 	function sensei_output_content_wrapper() {
 
-	    // backwards compatibility check for old location under the wrappers directory of the active theme
-        $backwards_compatible_wrapper_location =   array(
-            Sensei()->template_url . 'wrappers/wrapper-start.php',
-            'wrappers/wrapper-start.php'
-        );
+		// backwards compatibility check for old location under the wrappers directory of the active theme
+		$backwards_compatible_wrapper_location =   array(
+			Sensei()->template_url . 'wrappers/wrapper-start.php',
+			'wrappers/wrapper-start.php'
+		);
 
-        $template = locate_template( $backwards_compatible_wrapper_location );
-        if( !empty( $template ) ){
+		$template = locate_template( $backwards_compatible_wrapper_location );
+		if( !empty( $template ) ){
 
-            Sensei_Templates::get_template( 'wrappers/wrapper-start.php' );
-            return;
+			Sensei_Templates::get_template( 'wrappers/wrapper-start.php' );
+			return;
 
-        }
+		}
 
 		Sensei_Templates::get_template( 'globals/wrapper-start.php' );
 
@@ -258,25 +258,25 @@ 
 
 	/**
 	 * sensei_output_content_wrapper_end function.
-     *
+	 *
 	 * @access public
 	 * @return void
 	 */
 	function sensei_output_content_wrapper_end() {
 
-	    // backwards compatibility check for old location under the wrappers directory of the active theme
-        $backwards_compatible_wrapper_location =   array(
-            Sensei()->template_url . 'wrappers/wrapper-end.php',
-            'wrappers/wrapper-end.php'
-        );
+		// backwards compatibility check for old location under the wrappers directory of the active theme
+		$backwards_compatible_wrapper_location =   array(
+			Sensei()->template_url . 'wrappers/wrapper-end.php',
+			'wrappers/wrapper-end.php'
+		);
 
-        $backwards_compatible_template = locate_template( $backwards_compatible_wrapper_location );
-        if( !empty( $backwards_compatible_template ) ){
+		$backwards_compatible_template = locate_template( $backwards_compatible_wrapper_location );
+		if( !empty( $backwards_compatible_template ) ){
 
-            Sensei_Templates::get_template( 'wrappers/wrapper-end.php' );
-            return;
+			Sensei_Templates::get_template( 'wrappers/wrapper-end.php' );
+			return;
 
-        }
+		}
 
 
 		Sensei_Templates::get_template( 'globals/wrapper-end.php' );
@@ -292,55 +292,55 @@ 
 	 */
 	public static function load_content_pagination() {
 
-        if( is_singular('course') ) {
+		if( is_singular('course') ) {
 
-            // backwards compatibility check for old location under the wrappers directory of the active theme
-            $template = locate_template( array( Sensei()->template_url . 'wrappers/pagination-posts.php' ) );
-            if( !empty( $template ) ){
+			// backwards compatibility check for old location under the wrappers directory of the active theme
+			$template = locate_template( array( Sensei()->template_url . 'wrappers/pagination-posts.php' ) );
+			if( !empty( $template ) ){
 
-                Sensei_Templates::get_template( 'wrappers/pagination-posts.php' );
-                return;
+				Sensei_Templates::get_template( 'wrappers/pagination-posts.php' );
+				return;
 
-            }
+			}
 
 			Sensei_Templates::get_template( 'globals/pagination-posts.php' );
 
 		} elseif( is_singular('lesson') ) {
 
-		    // backwards compatibility check for old location under the wrappers directory of the active theme
-		    $template = locate_template( array( Sensei()->template_url . 'wrappers/pagination-lesson.php' ) );
-            if( !empty( $template ) ){
+			// backwards compatibility check for old location under the wrappers directory of the active theme
+			$template = locate_template( array( Sensei()->template_url . 'wrappers/pagination-lesson.php' ) );
+			if( !empty( $template ) ){
 
-                Sensei_Templates::get_template( 'wrappers/pagination-lesson.php' );
-                return;
+				Sensei_Templates::get_template( 'wrappers/pagination-lesson.php' );
+				return;
 
-            }
+			}
 
 			Sensei_Templates::get_template( 'globals/pagination-lesson.php' );
 
 		} elseif( is_singular('quiz') ) {
 
-		    // backwards compatibility check for old location under the wrappers directory of the active theme
-		    $template = locate_template( array( Sensei()->template_url . 'wrappers/pagination-quiz.php' ) );
-            if( !empty( $template ) ){
+			// backwards compatibility check for old location under the wrappers directory of the active theme
+			$template = locate_template( array( Sensei()->template_url . 'wrappers/pagination-quiz.php' ) );
+			if( !empty( $template ) ){
 
-                Sensei_Templates::get_template( 'wrappers/pagination-quiz.php' );
-                return;
+				Sensei_Templates::get_template( 'wrappers/pagination-quiz.php' );
+				return;
 
-            }
+			}
 
 			Sensei_Templates::get_template( 'globals/pagination-quiz.php' );
 
 		} else {
 
-            // backwards compatibility check for old location under the wrappers directory of the active theme
-            $template = locate_template( array( Sensei()->template_url . 'wrappers/pagination.php' ) );
-            if( !empty( $template ) ){
+			// backwards compatibility check for old location under the wrappers directory of the active theme
+			$template = locate_template( array( Sensei()->template_url . 'wrappers/pagination.php' ) );
+			if( !empty( $template ) ){
 
-                Sensei_Templates::get_template( 'wrappers/pagination.php' );
-                return;
+				Sensei_Templates::get_template( 'wrappers/pagination.php' );
+				return;
 
-            }
+			}
 
 			Sensei_Templates::get_template( 'globals/pagination.php' );
 
@@ -397,13 +397,13 @@ 
 
 				case '#senseimymessages':
 					$item->url = $my_messages_url;
-                    // if no archive link exist for sensei_message
-                    // set it back to the place holder
-                    if( ! $item->url ){
+					// if no archive link exist for sensei_message
+					// set it back to the place holder
+					if( ! $item->url ){
 
-                        $item->url = '#senseimymessages';
+						$item->url = '#senseimymessages';
 
-                    }
+					}
 					break;
 
 				case '#senseilearnerprofile':
@@ -469,7 +469,7 @@ 
 
 			// Remove the My Messages link for logged out users or if Private Messages are disabled
 			if( ! get_post_type_archive_link( 'sensei_message' )
-                && '#senseimymessages' == $item->url ) {
+				&& '#senseimymessages' == $item->url ) {
 
 				if ( !is_user_logged_in() || ( isset( Sensei()->settings->settings['messages_disable'] ) && Sensei()->settings->settings['messages_disable'] ) ) {
 
@@ -492,42 +492,42 @@ 
 
 	// add category nicenames in body and post class
 	function sensei_search_results_classes($classes) {
-	    global $post;
-	    // Handle Search Classes for Courses, Lessons, and WC Products
-	    if ( isset( $post->post_type ) && ( ( 'course' == $post->post_type ) || ( 'lesson' == $post->post_type ) || ( 'product' == $post->post_type ) ) ) {
-	    	$classes[] = 'post';
+		global $post;
+		// Handle Search Classes for Courses, Lessons, and WC Products
+		if ( isset( $post->post_type ) && ( ( 'course' == $post->post_type ) || ( 'lesson' == $post->post_type ) || ( 'product' == $post->post_type ) ) ) {
+			$classes[] = 'post';
 		} // End If Statement
-	    return $classes;
+		return $classes;
 	} // End sensei_search_results_classes()
 
-    /**
-     * sensei_single_title output for single page title
-     * @since  1.1.0
-     * @return void
-     * @deprecated
-     */
-    function the_single_title() {
+	/**
+	 * sensei_single_title output for single page title
+	 * @since  1.1.0
+	 * @return void
+	 * @deprecated
+	 */
+	function the_single_title() {
 
-        _deprecated_function(' WooThemes_Sensei_Frontend::the_single_title', '1.9.0');
+		_deprecated_function(' WooThemes_Sensei_Frontend::the_single_title', '1.9.0');
 
-    } // End sensei_single_title()
+	} // End sensei_single_title()
 
 	/**
 	 * sensei_course_image output for course image Please use Sensei()->course->course_image instead.
-     *
-     * @deprecated since 1.9.0
-     * @param $course_id
-     * @param string $width
-     * @param string $height
-     * @param bool|false $return
-     * @return string|void
+	 *
+	 * @deprecated since 1.9.0
+	 * @param $course_id
+	 * @param string $width
+	 * @param string $height
+	 * @param bool|false $return
+	 * @return string|void
 	 */
 	function sensei_course_image( $course_id, $width = '100', $height = '100', $return = false ) {
 
-    	if ( ! $return ) {
+		if ( ! $return ) {
 
 			echo Sensei()->course->course_image( $course_id, $width, $height );
-            return '';
+			return '';
 
 		} // End If Statement
 
@@ -538,31 +538,31 @@ 
 	/**
 	 * sensei_lesson_image output for lesson image
 	 * @since  1.2.0
-     * @deprecated since 1.9.0
-     * @param $lesson_id
-     * @param string $width
-     * @param string $height
-     * @param bool|false $return
-     * @param bool|false $widget
-     * @return string
+	 * @deprecated since 1.9.0
+	 * @param $lesson_id
+	 * @param string $width
+	 * @param string $height
+	 * @param bool|false $return
+	 * @param bool|false $widget
+	 * @return string
 	 */
 	function sensei_lesson_image( $lesson_id, $width = '100', $height = '100', $return = false, $widget = false ) {
 
-        if( ! $return ){
+		if( ! $return ){
 
-            echo Sensei()->lesson->lesson_image( $lesson_id, $width, $height, $widget );
-            return '';
-        }
+			echo Sensei()->lesson->lesson_image( $lesson_id, $width, $height, $widget );
+			return '';
+		}
 
-        return Sensei()->lesson->lesson_image( $lesson_id, $width, $height, $widget );
+		return Sensei()->lesson->lesson_image( $lesson_id, $width, $height, $widget );
 
 	} // End sensei_lesson_image()
 
-    /**
-     * @since 1.0.0
-     * @param WP_Query $query
-     */
-    function sensei_course_archive_pagination( $query ) {
+	/**
+	 * @since 1.0.0
+	 * @param WP_Query $query
+	 */
+	function sensei_course_archive_pagination( $query ) {
 
 		if( ! is_admin() && $query->is_main_query() && isset( $_GET['action'] ) && in_array( $_GET['action'], array( 'newcourses', 'featuredcourses', 'freecourses', 'paidcourses' ) ) ) {
 
@@ -585,50 +585,50 @@ 
 	 *
 	 * @access public
 	 * @since  1.2.0
-     * @deprecated since 1.9.0 use WooThemes_Sensei_Course::archive_header
+	 * @deprecated since 1.9.0 use WooThemes_Sensei_Course::archive_header
 	 * @return void
 	 */
 	function sensei_course_archive_header(  ) {
 
-        trigger_error('This function sensei_course_archive_header has been depricated. Please use: WooThemes_Sensei_Course::course_archive_header ');
-        WooThemes_Sensei_Course::archive_header( '', '<header class="archive-header"><h1>', '</h1></header>' );
+		trigger_error('This function sensei_course_archive_header has been depricated. Please use: WooThemes_Sensei_Course::course_archive_header ');
+		WooThemes_Sensei_Course::archive_header( '', '<header class="archive-header"><h1>', '</h1></header>' );
 
 	} // sensei_course_archive_header()
 
 	/**
 	 * sensei_lesson_archive_header function.
 	 *
-     * @deprecated since 1.9.0
+	 * @deprecated since 1.9.0
 	 * @access public
 	 * @since  1.2.1
 	 * @return void
 	 */
 	public function sensei_lesson_archive_header( ) {
-        _deprecated_function( 'WooThemes_Sensei_Frontend::sensei_lesson_archive_header', '1.9.0', 'WooThemes_Sensei_Lesson::the_archive_header' );
-        Sensei()->lesson->the_archive_header();
+		_deprecated_function( 'WooThemes_Sensei_Frontend::sensei_lesson_archive_header', '1.9.0', 'WooThemes_Sensei_Lesson::the_archive_header' );
+		Sensei()->lesson->the_archive_header();
 	} // sensei_course_archive_header()
 
-    /**
-     * @deprecated since 1.9.0
-     */
+	/**
+	 * @deprecated since 1.9.0
+	 */
 	public function sensei_message_archive_header( ){
-        _deprecated_function('Sensei_Frontend::sensei_message_archive_header','Please use: Sense');
-        Sensei_Messages::the_archive_header();
+		_deprecated_function('Sensei_Frontend::sensei_message_archive_header','Please use: Sense');
+		Sensei_Messages::the_archive_header();
 	} // sensei_message_archive_header()
 
 	/**
 	 * sensei_course_archive_course_title output for course archive page individual course title
 	 * @since  1.2.0
-     * @param WP_Post $post_item
+	 * @param WP_Post $post_item
 	 * @return void
 	 */
 	function sensei_course_archive_course_title( $post_item ) {
 		if ( isset( $post_item->ID ) && ( 0 < $post_item->ID ) ) {
 			$post_id = absint( $post_item->ID );
-    		$post_title = $post_item->post_title;
+			$post_title = $post_item->post_title;
 		} else {
 			$post_id = get_the_ID();
-    		$post_title = get_the_title();
+			$post_title = get_the_title();
 		} // End If Statement
 		?><header><h2><a href="<?php echo get_permalink( $post_id ); ?>" title="<?php echo esc_attr( $post_title ); ?>"><?php echo $post_title; ?></a></h2></header><?php
 	} // End sensei_course_archive_course_title()
@@ -640,7 +640,7 @@ 
 	 */
 	public function sensei_lesson_archive_lesson_title() {
 		$post_id = get_the_ID();
-    	$post_title = get_the_title();
+		$post_title = get_the_title();
 		?><header><h2><a href="<?php echo get_permalink( $post_id ); ?>" title="<?php echo esc_attr( $post_title ); ?>"><?php echo $post_title; ?></a></h2></header><?php
 	} // End sensei_lesson_archive_lesson_title()
 
@@ -657,9 +657,9 @@ 
 
 		if( empty( $id )  ){
 
-            $id = get_the_ID();
+			$id = get_the_ID();
 
-        }
+		}
 
 		$sensei_breadcrumb_prefix = __( 'Back to: ', 'woothemes-sensei' );
 		$separator = apply_filters( 'sensei_breadcrumb_separator', '&gt;' );
@@ -672,31 +672,31 @@ 
 				return;
 			}
 			$html .= '<a href="' . esc_url( get_permalink( $course_id ) ) . '" title="' . __( 'Back to the course', 'woothemes-sensei' ) . '">' . get_the_title( $course_id ) . '</a>';
-    	} // End If Statement
-    	// Quiz
+		} // End If Statement
+		// Quiz
 		if ( is_singular( 'quiz' ) && 0 < intval( $id ) ) {
 			$lesson_id = intval( get_post_meta( $id, '_quiz_lesson', true ) );
 			if( ! $lesson_id ) {
 				return;
 			}
 			 $html .= '<a href="' . esc_url( get_permalink( $lesson_id ) ) . '" title="' .  __( 'Back to the lesson', 'woothemes-sensei' ) . '">' . get_the_title( $lesson_id ) . '</a>';
-    	} // End If Statement
+		} // End If Statement
 
-    	// Allow other plugins to filter html
-    	$html = apply_filters ( 'sensei_breadcrumb_output', $html, $separator );
-    	$html .= '</section>';
+		// Allow other plugins to filter html
+		$html = apply_filters ( 'sensei_breadcrumb_output', $html, $separator );
+		$html .= '</section>';
 
-    	echo $html;
+		echo $html;
 	} // End sensei_breadcrumb()
 
 
-    /**
-     * @deprecated since 1.9.0 use WooThemes_Sensei_Lesson::course_signup_link instead
-     */
+	/**
+	 * @deprecated since 1.9.0 use WooThemes_Sensei_Lesson::course_signup_link instead
+	 */
 	public function sensei_lesson_course_signup_link( ) {
 
-        _deprecated_function('sensei_lesson_course_signup_link', '1.9.0', 'WooThemes_Sensei_Lesson::course_signup_link' );
-        WooThemes_Sensei_Lesson::course_signup_link();
+		_deprecated_function('sensei_lesson_course_signup_link', '1.9.0', 'WooThemes_Sensei_Lesson::course_signup_link' );
+		WooThemes_Sensei_Lesson::course_signup_link();
 	}
 
 	public function lesson_tags_display( $lesson_id = 0 ) {
@@ -715,27 +715,27 @@ 
 					?><section class="lesson-tags">
 		    			<?php printf( __( 'Lesson tags: %1$s', 'woothemes-sensei' ), $tag_list ); ?>
 		    		</section><?php
-		    	}
-	    	}
+				}
+			}
 		}
 	}
 
-    /**
-     * @param WP_Query $query
-     */
+	/**
+	 * @param WP_Query $query
+	 */
 	public function lesson_tag_archive_filter( $query ) {
-    	if( is_tax( 'lesson-tag' ) && $query->is_main_query() ) {
-    		// Limit to lessons only
-    		$query->set( 'post_type', 'lesson' );
+		if( is_tax( 'lesson-tag' ) && $query->is_main_query() ) {
+			// Limit to lessons only
+			$query->set( 'post_type', 'lesson' );
 
-    		// Set order of lessons
-    		$query->set( 'orderby', 'menu_order' );
-    		$query->set( 'order', 'ASC' );
+			// Set order of lessons
+			$query->set( 'orderby', 'menu_order' );
+			$query->set( 'order', 'ASC' );
 
-    	}
-    }
+		}
+	}
 
-    public function lesson_tag_archive_header( $title ) {
+	public function lesson_tag_archive_header( $title ) {
 		if( is_tax( 'lesson-tag' ) ) {
 			$title = sprintf( __( 'Lesson tag: %1$s', 'woothemes-sensei' ), apply_filters( 'sensei_lesson_tag_archive_title', get_queried_object()->name ) );
 		}
@@ -757,13 +757,13 @@ 
 			$sanitized_submit = esc_html( $_POST['quiz_action'] );
 
 			switch ($sanitized_submit) {
-                case 'lesson-complete':
+				case 'lesson-complete':
 
 					Sensei_Utils::sensei_start_lesson( $post->ID, $current_user->ID, $complete = true );
 
 					break;
 
-                case 'lesson-reset':
+				case 'lesson-reset':
 
 					Sensei_Utils::sensei_remove_user_from_lesson( $post->ID, $current_user->ID );
 
@@ -875,13 +875,13 @@ 
 		if ( 0 < intval( $post_id ) ) {
 			$lesson_video_embed = get_post_meta( $post_id, '_lesson_video_embed', true );
 			if ( 'http' == substr( $lesson_video_embed, 0, 4) ) {
-        		// V2 - make width and height a setting for video embed
-        		$lesson_video_embed = wp_oembed_get( esc_url( $lesson_video_embed )/*, array( 'width' => 100 , 'height' => 100)*/ );
-        	} // End If Statement
-        	if ( '' != $lesson_video_embed ) {
-        	?><div class="video"><?php echo html_entity_decode($lesson_video_embed); ?></div><?php
-        	} // End If Statement
-        } // End If Statement
+				// V2 - make width and height a setting for video embed
+				$lesson_video_embed = wp_oembed_get( esc_url( $lesson_video_embed )/*, array( 'width' => 100 , 'height' => 100)*/ );
+			} // End If Statement
+			if ( '' != $lesson_video_embed ) {
+			?><div class="video"><?php echo html_entity_decode($lesson_video_embed); ?></div><?php
+			} // End If Statement
+		} // End If Statement
 	} // End sensei_lesson_video()
 
 	public function sensei_complete_lesson_button() {
@@ -894,8 +894,8 @@ 
 		$pass_required = true;
 		if( $quiz_id ) {
 			// Get quiz pass setting
-	    	$pass_required = get_post_meta( $quiz_id, '_pass_required', true );
-	    }
+			$pass_required = get_post_meta( $quiz_id, '_pass_required', true );
+		}
 		if( ! $quiz_id || ( $quiz_id && ! $pass_required ) ) {
 			?>
 			<form class="lesson_button_form" method="POST" action="<?php echo esc_url( get_permalink() ); ?>">
@@ -948,12 +948,12 @@ 
 		} // End If Statement
 	} // End sensei_reset_lesson_button()
 
-    /**
-     * @deprecated since 1.9.0
-     */
-    public function sensei_lesson_quiz_meta( ) {
+	/**
+	 * @deprecated since 1.9.0
+	 */
+	public function sensei_lesson_quiz_meta( ) {
 
-        Sensei_Lesson::footer_quiz_call_to_action();
+		Sensei_Lesson::footer_quiz_call_to_action();
 
 	} // End sensei_lesson_quiz_meta()
 
@@ -979,38 +979,38 @@ 
         	</p>
         	<p class="course-excerpt"><?php the_excerpt(); ?></p>
         	<?php if ( 0 < $free_lesson_count ) {
-                $free_lessons = sprintf( __( 'You can access %d of this course\'s lessons for free', 'woothemes-sensei' ), $free_lesson_count ); ?>
+				$free_lessons = sprintf( __( 'You can access %d of this course\'s lessons for free', 'woothemes-sensei' ), $free_lesson_count ); ?>
                 <p class="sensei-free-lessons"><a href="<?php echo get_permalink( $post_id ); ?>"><?php _e( 'Preview this course', 'woothemes-sensei' ) ?></a> - <?php echo $free_lessons; ?></p>
             <?php } ?>
 		</section><?php
 	} // End sensei_course_archive_meta()
 
-    /**
-     * @deprecated since 1.9.0
-     */
+	/**
+	 * @deprecated since 1.9.0
+	 */
 	public function sensei_single_main_content() {
-	    _deprecated_function('Woothemes_Sensei_Frontend::sensei_single_main_content', '1.9.0');
+		_deprecated_function('Woothemes_Sensei_Frontend::sensei_single_main_content', '1.9.0');
 	} // End sensei_single_main_content()
 
-    /**
-    * @deprecated since 1.9.0
-    */
+	/**
+	 * @deprecated since 1.9.0
+	 */
 	public function sensei_lesson_archive_main_content() {
-        _deprecated_function('Sensei_Frontend::sensei_lesson_archive_main_content', '1.9.0', 'Please include loop-lesson.php directly');
+		_deprecated_function('Sensei_Frontend::sensei_lesson_archive_main_content', '1.9.0', 'Please include loop-lesson.php directly');
 	} // End sensei_lesson_archive_main_content()
 
-    /**
-    * @deprecated since 1.9.0
-    */
+	/**
+	 * @deprecated since 1.9.0
+	 */
 	public function sensei_message_archive_main_content() {
 		_deprecated_function( 'Sensei_Frontend::sensei_message_archive_main_content', 'This method is no longer needed' );
 	} // End sensei_lesson_archive_main_content()
 
-    /**
-    * @deprecated since 1.9.0
-    */
+	/**
+	 * @deprecated since 1.9.0
+	 */
 	public function sensei_no_permissions_main_content() {
-        _deprecated_function( 'Sensei_Frontend::sensei_no_permissions_main_content', 'This method is no longer needed' );
+		_deprecated_function( 'Sensei_Frontend::sensei_no_permissions_main_content', 'This method is no longer needed' );
 	} // End sensei_no_permissions_main_content()
 
 	public function sensei_course_category_main_content() {
@@ -1058,7 +1058,7 @@ 
 				<div class="col-1">
 					<?php
 					// output the actual form markup
-                    Sensei_Templates::get_template( 'user/login-form.php');
+					Sensei_Templates::get_template( 'user/login-form.php');
 					?>
 				</div>
 
@@ -1139,12 +1139,12 @@ 
 
 		//if this is a paid course
 		if ( Sensei_WC::is_woocommerce_active() ) {
-    	    $wc_post_id = get_post_meta( $course_id, '_course_woocommerce_product', true );
-    	    if ( 0 < $wc_post_id ) {
-    	    	$preview_text = __( ' (Free Preview)', 'woothemes-sensei' );
-    	    } // End If Statement
-    	}
-    	return $preview_text;
+			$wc_post_id = get_post_meta( $course_id, '_course_woocommerce_product', true );
+			if ( 0 < $wc_post_id ) {
+				$preview_text = __( ' (Free Preview)', 'woothemes-sensei' );
+			} // End If Statement
+		}
+		return $preview_text;
 	}
 
 	public function sensei_lesson_preview_title( $title = '', $id = 0 ) {
@@ -1176,8 +1176,8 @@ 
 		$is_user_taking_course = Sensei_Utils::user_started_course( $post->ID, $current_user->ID );
 		// Handle user starting the course
 		if ( isset( $_POST['course_start'] )
-		    && wp_verify_nonce( $_POST[ 'woothemes_sensei_start_course_noonce' ], 'woothemes_sensei_start_course_noonce' )
-		    && !$is_user_taking_course ) {
+			&& wp_verify_nonce( $_POST[ 'woothemes_sensei_start_course_noonce' ], 'woothemes_sensei_start_course_noonce' )
+			&& !$is_user_taking_course ) {
 
 			// Start the course
 			$activity_logged = Sensei_Utils::user_start_course( $current_user->ID, $post->ID );
@@ -1196,35 +1196,35 @@ 
 		} // End If Statement
 	} // End sensei_course_start()
 
-    /**
-     * @deprecated since 1.9.0
-     */
+	/**
+	 * @deprecated since 1.9.0
+	 */
 	public function sensei_course_meta() {
-        _deprecated_function( 'Sensei_Frontend::sensei_course_meta', '1.9.0' , 'Sensei_Course::the_course_meta()' );
-        Sensei()->course->the_course_meta( get_post() );
+		_deprecated_function( 'Sensei_Frontend::sensei_course_meta', '1.9.0' , 'Sensei_Course::the_course_meta()' );
+		Sensei()->course->the_course_meta( get_post() );
 	} // End sensei_course_meta()
 
-    /**
-     * @deprecated since 1.9.0
-     */
+	/**
+	 * @deprecated since 1.9.0
+	 */
 	public function sensei_course_meta_video() {
-        _deprecated_function( 'Sensei_Frontend::sensei_course_meta_video', '1.9.0' , 'Sensei_Course::the_course_video()' );
-        Sensei_Course::the_course_video();
+		_deprecated_function( 'Sensei_Frontend::sensei_course_meta_video', '1.9.0' , 'Sensei_Course::the_course_video()' );
+		Sensei_Course::the_course_video();
 	} // End sensei_course_meta_video()
 
-    /**
-     * This function shows the WooCommerce cart notice if the user has
-     * added the current course to cart. It does not show if the user is already taking
-     * the course.
-     *
-     * @since 1.0.2
-     * @return void;
-     */
-    public function sensei_woocommerce_in_cart_message() {
+	/**
+	 * This function shows the WooCommerce cart notice if the user has
+	 * added the current course to cart. It does not show if the user is already taking
+	 * the course.
+	 *
+	 * @since 1.0.2
+	 * @return void;
+	 */
+	public function sensei_woocommerce_in_cart_message() {
 		global $post, $woocommerce;
 
 		$wc_post_id = absint( get_post_meta( $post->ID, '_course_woocommerce_product', true ) );
-        $user_course_status_id = Sensei_Utils::user_started_course($post->ID , get_current_user_id() );
+		$user_course_status_id = Sensei_Utils::user_started_course($post->ID , get_current_user_id() );
 		if ( 0 < intval( $wc_post_id ) && ! $user_course_status_id ) {
 
 			if ( Sensei_WC::is_product_in_cart( $wc_post_id ) ) {
@@ -1272,7 +1272,7 @@ 
 				$item_id = $item['product_id'];
 			} 
 
-            if ( $item_id > 0 ) {
+			if ( $item_id > 0 ) {
 
 				$user_id = get_post_meta( $order_id, '_customer_user', true );
 
@@ -1352,15 +1352,15 @@ 
 
 					$items = $order->get_items();
 					foreach( $items as $item ) {
-                                            if (isset($item['variation_id']) && $item['variation_id'] > 0) {
-                                                $item_id = $item['variation_id'];
-                                                $product_type = 'variation';
-                                            } else {
-                                                $item_id = $item['product_id'];
-                                            }
+											if (isset($item['variation_id']) && $item['variation_id'] > 0) {
+												$item_id = $item['variation_id'];
+												$product_type = 'variation';
+											} else {
+												$item_id = $item['product_id'];
+											}
 
-                                            $product_ids[] = $item_id;
-                                            }
+											$product_ids[] = $item_id;
+											}
 
 					$order_ids[] = $post_id;
 				}
@@ -1468,32 +1468,32 @@ 
 				$items = $order->get_items();
 				foreach( $items as $item ) {
 
-                    $product = wc_get_product( $item['product_id'] );
+					$product = wc_get_product( $item['product_id'] );
 
-                    // handle product bundles
-                    if( is_object( $product ) &&  $product->is_type('bundle') ){
+					// handle product bundles
+					if( is_object( $product ) &&  $product->is_type('bundle') ){
 
-                        $bundled_product = new WC_Product_Bundle( $product->id );
-                        $bundled_items = $bundled_product->get_bundled_items();
+						$bundled_product = new WC_Product_Bundle( $product->id );
+						$bundled_items = $bundled_product->get_bundled_items();
 
-                        foreach( $bundled_items as $bundled_item ){
+						foreach( $bundled_items as $bundled_item ){
 
-                            if( $bundled_item->product_id == $course_product_id ) {
-                                Sensei_Utils::user_start_course( $user_id, $course_id );
-                                return;
-                            }
+							if( $bundled_item->product_id == $course_product_id ) {
+								Sensei_Utils::user_start_course( $user_id, $course_id );
+								return;
+							}
 
-                        }
+						}
 
-                    } else {
+					} else {
 
-                    // handle regular products
-                        if( $item['product_id'] == $course_product_id ) {
-                            Sensei_Utils::user_start_course( $user_id, $course_id );
-                            return;
-                        }
+					// handle regular products
+						if( $item['product_id'] == $course_product_id ) {
+							Sensei_Utils::user_start_course( $user_id, $course_id );
+							return;
+						}
 
-                    }
+					}
 				}
 			}
 
@@ -1524,21 +1524,21 @@ 
 
 		//if not posted from the sensei login form let
 		// WordPress or any other party handle the failed request
-	    if( ! isset( $_REQUEST['form'] ) || 'sensei-login' != $_REQUEST['form']  ){
+		if( ! isset( $_REQUEST['form'] ) || 'sensei-login' != $_REQUEST['form']  ){
 
-	    	return ;
+			return ;
 
-	    }
+		}
 
-    	// Get the reffering page, where did the post submission come from?
-    	$referrer = add_query_arg('login', false, $_SERVER['HTTP_REFERER']);
+		// Get the reffering page, where did the post submission come from?
+		$referrer = add_query_arg('login', false, $_SERVER['HTTP_REFERER']);
 
    		 // if there's a valid referrer, and it's not the default log-in screen
-	    if(!empty($referrer) && !strstr($referrer,'wp-login') && !strstr($referrer,'wp-admin')){
-	        // let's append some information (login=failed) to the URL for the theme to use
-	        wp_redirect( esc_url_raw( add_query_arg('login', 'failed',  $referrer) ) );
-	    	exit;
-    	}
+		if(!empty($referrer) && !strstr($referrer,'wp-login') && !strstr($referrer,'wp-admin')){
+			// let's append some information (login=failed) to the URL for the theme to use
+			wp_redirect( esc_url_raw( add_query_arg('login', 'failed',  $referrer) ) );
+			exit;
+		}
 	}// End sensei_login_fail_redirect_to_front_end_login
 
 	/**
@@ -1549,92 +1549,92 @@ 
 	function sensei_handle_login_request( ) {
 
 		// Check that it is a sensei login request and if it has a valid nonce
-	    if(  isset( $_REQUEST['form'] ) && 'sensei-login' == $_REQUEST['form'] ) {
+		if(  isset( $_REQUEST['form'] ) && 'sensei-login' == $_REQUEST['form'] ) {
 
-	    	// Validate the login request nonce
-		    if( !wp_verify_nonce( $_REQUEST['_wpnonce'], 'sensei-login' ) ){
-		    	return;
-		    }
+			// Validate the login request nonce
+			if( !wp_verify_nonce( $_REQUEST['_wpnonce'], 'sensei-login' ) ){
+				return;
+			}
 
-		    //get the page where the sensei log form is located
-		    $referrer = $_REQUEST['_wp_http_referer'];
-		    //$redirect = $_REQUEST['_sensei_redirect'];
+			//get the page where the sensei log form is located
+			$referrer = $_REQUEST['_wp_http_referer'];
+			//$redirect = $_REQUEST['_sensei_redirect'];
 
-		    if ( ( isset( $_REQUEST['log'] ) && !empty( $_REQUEST['log'] ) )
-		    	 && ( isset( $_REQUEST['pwd'] ) && !empty( $_REQUEST['pwd'] ) ) ){
+			if ( ( isset( $_REQUEST['log'] ) && !empty( $_REQUEST['log'] ) )
+				 && ( isset( $_REQUEST['pwd'] ) && !empty( $_REQUEST['pwd'] ) ) ){
 
-		    	// when the user has entered a password or username do the sensei login
-		    	$creds = array();
+				// when the user has entered a password or username do the sensei login
+				$creds = array();
 
-		    	// check if the requests login is an email address
-		    	if( is_email(  trim( $_REQUEST['log'] ) )  ){
-		    		// query wordpress for the users details
-		    		$user =	get_user_by( 'email', sanitize_email( $_REQUEST['log'] )  );
+				// check if the requests login is an email address
+				if( is_email(  trim( $_REQUEST['log'] ) )  ){
+					// query wordpress for the users details
+					$user =	get_user_by( 'email', sanitize_email( $_REQUEST['log'] )  );
 
-		    		// validate the user object
-		    		if( !$user ){
+					// validate the user object
+					if( !$user ){
 
-		    			// the email doesnt exist
-                        wp_redirect( esc_url_raw( add_query_arg('login', 'failed', $referrer) ) );
-		        		exit;
+						// the email doesnt exist
+						wp_redirect( esc_url_raw( add_query_arg('login', 'failed', $referrer) ) );
+						exit;
 
-		    		}
+					}
 
-		    		//assigne the username to the creds array for further processing
-		    		$creds['user_login'] =  $user->user_login ;
+					//assigne the username to the creds array for further processing
+					$creds['user_login'] =  $user->user_login ;
 
-		    	}else{
+				}else{
 
-		    		// process this as a default username login
-		    		$creds['user_login'] = sanitize_text_field( $_REQUEST['log'] ) ;
+					// process this as a default username login
+					$creds['user_login'] = sanitize_text_field( $_REQUEST['log'] ) ;
 
-		    	}
+				}
 
 				// get setup the rest of the creds array
 				$creds['user_password'] = sanitize_text_field( $_REQUEST['pwd'] );
 				$creds['remember'] = isset( $_REQUEST['rememberme'] ) ? true : false ;
 
 				//attempt logging in with the given details
-			    $secure_cookie = is_ssl() ? true : false;
-			    $user = wp_signon( $creds, $secure_cookie );
+				$secure_cookie = is_ssl() ? true : false;
+				$user = wp_signon( $creds, $secure_cookie );
 
 				if ( is_wp_error($user) ){ // on login failure
-                    wp_redirect( esc_url_raw( add_query_arg('login', 'failed', $referrer) ) );
-                    exit;
+					wp_redirect( esc_url_raw( add_query_arg('login', 'failed', $referrer) ) );
+					exit;
 				}else{ // on login success
 
 					/**
-					* change the redirect url programatically
-					*
-					* @since 1.6.1
-					*
-					* @param string $referrer the page where the current url wheresensei login form was posted from
-					*/
+					 * change the redirect url programatically
+					 *
+					 * @since 1.6.1
+					 *
+					 * @param string $referrer the page where the current url wheresensei login form was posted from
+					 */
 
 					$success_redirect_url = apply_filters('sesei_login_success_redirect_url', remove_query_arg( 'login', $referrer ) );
 
 					wp_redirect( esc_url_raw( $success_redirect_url ) );
-		        	exit;
+					exit;
 
 				}	// end is_wp_error($user)
 
-		    }else{ // if username or password is empty
+			}else{ // if username or password is empty
 
-                wp_redirect( esc_url_raw( add_query_arg('login', 'emptyfields', $referrer) ) );
-		        exit;
+				wp_redirect( esc_url_raw( add_query_arg('login', 'emptyfields', $referrer) ) );
+				exit;
 
-		    } // end if username $_REQUEST['log']  and password $_REQUEST['pwd'] is empty
+			} // end if username $_REQUEST['log']  and password $_REQUEST['pwd'] is empty
 
-	    }elseif( ( isset( $_GET['login'] ) ) ) {
-	    	// else if this request is a redircect from a previously faile login request
-	    	$this->login_message_process();
+		}elseif( ( isset( $_GET['login'] ) ) ) {
+			// else if this request is a redircect from a previously faile login request
+			$this->login_message_process();
 
 			//exit the handle login request function
 			return;
-	    }
+		}
 
-	    // if none of the above
-	    return;
+		// if none of the above
+		return;
 
 	} // End  sensei_login_fail_redirect_to_front_end_login
 
@@ -1737,7 +1737,7 @@ 
 	 */
 	public function login_message_process(){
 
-            // setup the message variables
+			// setup the message variables
 			$message = '';
 
 			//only output message if the url contains login=failed and login=emptyfields
@@ -1756,22 +1756,22 @@ 
 	}// end login_message_process
 
 
-    /**
-     * sensei_show_admin_bar(). Use WooCommerce filter
-     * to show admin bar to Teachers as well.
-     *
-     * @return void redirect
-     *
-     */
-    public function sensei_show_admin_bar () {
+	/**
+	 * sensei_show_admin_bar(). Use WooCommerce filter
+	 * to show admin bar to Teachers as well.
+	 *
+	 * @return void redirect
+	 *
+	 */
+	public function sensei_show_admin_bar () {
 
-        if (current_user_can('edit_courses')) {
+		if (current_user_can('edit_courses')) {
 
-            add_filter( 'woocommerce_disable_admin_bar', '__return_false', 10, 1);
+			add_filter( 'woocommerce_disable_admin_bar', '__return_false', 10, 1);
 
-        }
+		}
 
-    }
+	}
 
 } // End Class
 

includes/template-functions.php

Indentation +320 added lines, -321 removed lines

@@ -5,18 +5,18 @@ 
 	 * 	Output tags.
 	 ***************************************************************************************************/
 
-    /**
-     * sensei_course_archive_next_link function.
-     *
-     * @access public
-     * @param string $type (default: 'newcourses')
-     * @return void
-     */
-    function sensei_course_archive_next_link( $type = 'newcourses' ) {
+	/**
+	 * sensei_course_archive_next_link function.
+	 *
+	 * @access public
+	 * @param string $type (default: 'newcourses')
+	 * @return void
+	 */
+	function sensei_course_archive_next_link( $type = 'newcourses' ) {
 
-        _deprecated_function('sensei_course_archive_next_link', '1.9.0','This is no longer used or required in Sensei.');
+		_deprecated_function('sensei_course_archive_next_link', '1.9.0','This is no longer used or required in Sensei.');
 
-    } // End sensei_course_archive_next_link()
+	} // End sensei_course_archive_next_link()
 
 	 /**
 	  * course_single_lessons function.
@@ -26,14 +26,14 @@ 
 	  */
 	 function course_single_lessons() {
 
-         // load backwards compatible template name if it exists in the users theme
-         $located_template= locate_template( Sensei()->template_url . 'single-course/course-lessons.php' );
-         if( $located_template ){
+		 // load backwards compatible template name if it exists in the users theme
+		 $located_template= locate_template( Sensei()->template_url . 'single-course/course-lessons.php' );
+		 if( $located_template ){
 
-             Sensei_Templates::get_template( 'single-course/course-lessons.php' );
-             return;
+			 Sensei_Templates::get_template( 'single-course/course-lessons.php' );
+			 return;
 
-        }
+		}
 
 		Sensei_Templates::get_template( 'single-course/lessons.php' );
 
@@ -48,8 +48,8 @@ 
 	  */
 	 function lesson_single_meta() {
 
-         _deprecated_function('lesson_single_meta','1.9;0', 'WooThemes_Sensei_Lesson::the_lesson_meta' );
-         sensei_the_single_lesson_meta();
+		 _deprecated_function('lesson_single_meta','1.9;0', 'WooThemes_Sensei_Lesson::the_lesson_meta' );
+		 sensei_the_single_lesson_meta();
 
 	 } // End lesson_single_meta()
 
@@ -60,7 +60,7 @@ 
 	  * @access public
 	  * @param bool $return (default: false)
 	  * @return void
-      * @deprecated since 1.9.0
+	  * @deprecated since 1.9.0
 	  */
 	 function quiz_questions( $return = false ) {
 
@@ -74,11 +74,11 @@ 
 	  * @access public
 	  * @since  1.3.0
 	  * @return void
-      * @deprecated
+	  * @deprecated
 	  */
 	 function quiz_question_type( $question_type = 'multiple-choice' ) {
 
-         Sensei_Templates::get_template( 'single-quiz/question_type-' . $question_type . '.php' );
+		 Sensei_Templates::get_template( 'single-quiz/question_type-' . $question_type . '.php' );
 
 	 } // End lesson_single_meta()
 
@@ -89,14 +89,14 @@ 
 	/**
 	 * sensei_check_prerequisite_course function.
 	 *
-     * @deprecated since 1.9.0 use Sensei_Course::is_prerequisite_complete( $course_id );
+	 * @deprecated since 1.9.0 use Sensei_Course::is_prerequisite_complete( $course_id );
 	 * @access public
 	 * @param mixed $course_id
 	 * @return bool
 	 */
 	function sensei_check_prerequisite_course( $course_id ) {
 
-        return Sensei_Course::is_prerequisite_complete( $course_id );
+		return Sensei_Course::is_prerequisite_complete( $course_id );
 
 	} // End sensei_check_prerequisite_course()
 
@@ -120,14 +120,14 @@ 
     			<span><input name="course_start" type="submit" class="course-start" value="<?php _e( 'Start taking this Course', 'woothemes-sensei' ); ?>"/></span>
 
     		</form><?php
-    	} // End If Statement
+		} // End If Statement
 	} // End sensei_start_course_form()
 
 
 	/**
 	 * sensei_wc_add_to_cart function.
 	 *
-     * @deprecated since Sensei_WC::the_add_to_cart_button_html( $course_id );
+	 * @deprecated since Sensei_WC::the_add_to_cart_button_html( $course_id );
 	 * @access public
 	 * @param mixed $course_id
 	 * @return void
@@ -147,7 +147,7 @@ 
 	 * @return bool
 	 */
 	function sensei_check_if_product_is_in_cart( $wc_product_id = 0 ) {
-        return Sensei_WC::is_product_in_cart( $wc_product_id );
+		return Sensei_WC::is_product_in_cart( $wc_product_id );
 	} // End sensei_check_if_product_is_in_cart()
 
 	/**
@@ -160,17 +160,17 @@ 
 	function sensei_simple_course_price( $post_id ) {
 
 		//WooCommerce Pricing
-        if ( Sensei_WC::is_woocommerce_active() ) {
-    	    $wc_post_id = get_post_meta( $post_id, '_course_woocommerce_product', true );
-    	    if ( 0 < $wc_post_id ) {
-    	    	// Get the product
-    	    	$product = Sensei()->sensei_get_woocommerce_product_object( $wc_post_id );
+		if ( Sensei_WC::is_woocommerce_active() ) {
+			$wc_post_id = get_post_meta( $post_id, '_course_woocommerce_product', true );
+			if ( 0 < $wc_post_id ) {
+				// Get the product
+				$product = Sensei()->sensei_get_woocommerce_product_object( $wc_post_id );
 
-    	    	if ( isset( $product ) && !empty( $product )  &&  $product->is_purchasable() && $product->is_in_stock() && !sensei_check_if_product_is_in_cart( $wc_post_id ) ) { ?>
+				if ( isset( $product ) && !empty( $product )  &&  $product->is_purchasable() && $product->is_in_stock() && !sensei_check_if_product_is_in_cart( $wc_post_id ) ) { ?>
     	    		<span class="course-price"><?php echo $product->get_price_html(); ?></span>
     	    	<?php } // End If Statement
-    	    } // End If Statement
-    	} // End If Statement
+			} // End If Statement
+		} // End If Statement
 	} // End sensei_simple_course_price()
 
 	/**
@@ -197,7 +197,7 @@ 
 
 
 		if ( ! $query->is_main_query() )
-        	return;
+			return;
 
 		// Apply Filter only if on frontend and when course archive is running
 		$course_page_id = intval( Sensei()->settings->settings[ 'course_page' ] );
@@ -205,11 +205,11 @@ 
 		if ( ! is_admin() && 0 < $course_page_id && 0 < intval( $query->get( 'page_id' ) ) && $query->get( 'page_id' ) == $course_page_id ) {
 			// Check for pagination settings
    			if ( isset( Sensei()->settings->settings[ 'course_archive_amount' ] ) && ( 0 < absint( Sensei()->settings->settings[ 'course_archive_amount' ] ) ) ) {
-    			$amount = absint( Sensei()->settings->settings[ 'course_archive_amount' ] );
-    		} else {
-    			$amount = $query->get( 'posts_per_page' );
-    		} // End If Statement
-    		$query->set( 'posts_per_page', $amount );
+				$amount = absint( Sensei()->settings->settings[ 'course_archive_amount' ] );
+			} else {
+				$amount = $query->get( 'posts_per_page' );
+			} // End If Statement
+			$query->set( 'posts_per_page', $amount );
 		} // End If Statement
 	} // End sensei_course_archive_filter()
 	add_filter( 'pre_get_posts', 'sensei_course_archive_filter', 10, 1 );
@@ -248,70 +248,70 @@ 
 			$lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true );
 			$all_lessons = array();
 
-            $modules = Sensei()->modules->get_course_modules( intval( $lesson_course_id ) );
-
-            if( !empty( $modules )  ){
-                foreach( (array) $modules as $module ) {
-
-                    $args = array(
-                        'post_type' => 'lesson',
-                        'post_status' => 'publish',
-                        'posts_per_page' => -1,
-                        'meta_query' => array(
-                            array(
-                                'key' => '_lesson_course',
-                                'value' => intval( $lesson_course_id ),
-                                'compare' => '='
-                            )
-                        ),
-                        'tax_query' => array(
-                            array(
-                                'taxonomy' => Sensei()->modules->taxonomy,
-                                'field' => 'id',
-                                'terms' => intval( $module->term_id )
-                            )
-                        ),
-                        'meta_key' => '_order_module_' . $module->term_id,
-                        'orderby' => 'meta_value_num date',
-                        'order' => 'ASC',
-                        'suppress_filters' => 0
-                    );
-
-                    $lessons = get_posts( $args );
-                    if ( 0 < count( $lessons ) ) {
-                        foreach ($lessons as $lesson_item){
-                            $all_lessons[] = $lesson_item->ID;
-                        } // End For Loop
-                    } // End If Statement
-
-                }//end for each
-
-            }// end if empty modules
-
-            $args = array(
-                'post_type' => 'lesson',
-                'posts_per_page' => -1,
-                'suppress_filters' => 0,
-                'meta_key' => '_order_' . $lesson_course_id,
-                'orderby' => 'meta_value_num date',
-                'order' => 'ASC',
-                'meta_query' => array(
-                    array(
-                        'key' => '_lesson_course',
-                        'value' => intval( $lesson_course_id ),
-                    ),
-                ),
-                'post__not_in' => $all_lessons,
-            );
-
-            $other_lessons = get_posts( $args );
-            if ( 0 < count( $other_lessons ) ) {
+			$modules = Sensei()->modules->get_course_modules( intval( $lesson_course_id ) );
+
+			if( !empty( $modules )  ){
+				foreach( (array) $modules as $module ) {
+
+					$args = array(
+						'post_type' => 'lesson',
+						'post_status' => 'publish',
+						'posts_per_page' => -1,
+						'meta_query' => array(
+							array(
+								'key' => '_lesson_course',
+								'value' => intval( $lesson_course_id ),
+								'compare' => '='
+							)
+						),
+						'tax_query' => array(
+							array(
+								'taxonomy' => Sensei()->modules->taxonomy,
+								'field' => 'id',
+								'terms' => intval( $module->term_id )
+							)
+						),
+						'meta_key' => '_order_module_' . $module->term_id,
+						'orderby' => 'meta_value_num date',
+						'order' => 'ASC',
+						'suppress_filters' => 0
+					);
+
+					$lessons = get_posts( $args );
+					if ( 0 < count( $lessons ) ) {
+						foreach ($lessons as $lesson_item){
+							$all_lessons[] = $lesson_item->ID;
+						} // End For Loop
+					} // End If Statement
+
+				}//end for each
+
+			}// end if empty modules
+
+			$args = array(
+				'post_type' => 'lesson',
+				'posts_per_page' => -1,
+				'suppress_filters' => 0,
+				'meta_key' => '_order_' . $lesson_course_id,
+				'orderby' => 'meta_value_num date',
+				'order' => 'ASC',
+				'meta_query' => array(
+					array(
+						'key' => '_lesson_course',
+						'value' => intval( $lesson_course_id ),
+					),
+				),
+				'post__not_in' => $all_lessons,
+			);
+
+			$other_lessons = get_posts( $args );
+			if ( 0 < count( $other_lessons ) ) {
 				foreach ($other_lessons as $lesson_item){
 					$all_lessons[] = $lesson_item->ID;
 				} // End For Loop
 			} // End If Statement
 
-            if ( 0 < count( $all_lessons ) ) {
+			if ( 0 < count( $all_lessons ) ) {
 				$found_index = false;
 				foreach ( $all_lessons as $lesson ){
 					if ( $found_index && $return_values['next_lesson'] == 0 ) {
@@ -342,9 +342,9 @@ 
    */
   function sensei_get_excerpt( $post_id = '' ) {
 
-      global $post;
-      _deprecated_function('sensei_get_excerpt', 'use the wordpress excerpt functionality.');
-      return get_the_excerpt();
+	  global $post;
+	  _deprecated_function('sensei_get_excerpt', 'use the wordpress excerpt functionality.');
+	  return get_the_excerpt();
 
   }
 
@@ -369,7 +369,7 @@ 
 */
 function sensei_has_user_completed_prerequisite_lesson( $current_lesson_id, $user_id ) {
 
-    return WooThemes_Sensei_Lesson::is_pre_requisite_complete( $current_lesson_id, $user_id );
+	return WooThemes_Sensei_Lesson::is_pre_requisite_complete( $current_lesson_id, $user_id );
 
 } // End sensei_has_user_completed_prerequisite_lesson()
 
@@ -484,27 +484,27 @@ 
 
 	}else{
 
-        // if the loop has not been initiated check the first module has lessons
-        if( -1 == $sensei_modules_loop[ 'current' ]  ){
+		// if the loop has not been initiated check the first module has lessons
+		if( -1 == $sensei_modules_loop[ 'current' ]  ){
 
-            $index = 0;
+			$index = 0;
 
-            if( isset( $sensei_modules_loop['modules'][ $index ] ) ) {
-                // setup the query for the module lessons
-                $course_id = $sensei_modules_loop['course_id'];
+			if( isset( $sensei_modules_loop['modules'][ $index ] ) ) {
+				// setup the query for the module lessons
+				$course_id = $sensei_modules_loop['course_id'];
 
-                $module_term_id = $sensei_modules_loop['modules'][ $index ] ->term_id;
-                $modules_query = Sensei()->modules->get_lessons_query( $course_id , $module_term_id );
+				$module_term_id = $sensei_modules_loop['modules'][ $index ] ->term_id;
+				$modules_query = Sensei()->modules->get_lessons_query( $course_id , $module_term_id );
 
-                // setup the global wp-query only if the lessons
-                if( $modules_query->have_posts() ){
+				// setup the global wp-query only if the lessons
+				if( $modules_query->have_posts() ){
 
-                    return true;
+					return true;
 
-                }
-            }
-        }
-        // default to false if the first module doesn't have posts
+				}
+			}
+		}
+		// default to false if the first module doesn't have posts
 		return false;
 
 	}
@@ -612,46 +612,46 @@ 
 		return '';
 	}
 
-    global $sensei_modules_loop;
-    $module_title = $sensei_modules_loop['current_module']->name;
-    $module_term_id = $sensei_modules_loop['current_module']->term_id;
-    $course_id = $sensei_modules_loop['course_id'];
-    $module_progress = Sensei()->modules->get_user_module_progress( $module_term_id, $course_id, get_current_user_id() );
+	global $sensei_modules_loop;
+	$module_title = $sensei_modules_loop['current_module']->name;
+	$module_term_id = $sensei_modules_loop['current_module']->term_id;
+	$course_id = $sensei_modules_loop['course_id'];
+	$module_progress = Sensei()->modules->get_user_module_progress( $module_term_id, $course_id, get_current_user_id() );
 
-    $module_status =  '';
-    if ( $module_progress && $module_progress > 0) {
+	$module_status =  '';
+	if ( $module_progress && $module_progress > 0) {
 
-        $module_status = __('Completed', 'woothemes-sensei');
+		$module_status = __('Completed', 'woothemes-sensei');
 
-        if ($module_progress < 100) {
+		if ($module_progress < 100) {
 
-            $module_status = __('In progress', 'woothemes-sensei');
+			$module_status = __('In progress', 'woothemes-sensei');
 
-        }
+		}
 
-    }
+	}
 
 	if ( empty( $module_status ) ){
 		return '';
 	}
 
 	$status_class = strtolower( str_replace( ' ', '-', $module_status  ) );
-    $module_status_html = '<p class="status module-status ' . $status_class . '">'
-                            . $module_status
-                            . '</p>';
-
-    /**
-     * Filter the module status.
-     *
-     * This fires within the sensei_get_the_module_status function.
-     *
-     * @since 1.9.0
-     *
-     * @param $module_status_html
-     * @param $module_term_id
-     * @param $course_id
-     */
-    return apply_filters( 'sensei_the_module_status_html',  $module_status_html , $module_term_id, $course_id );
+	$module_status_html = '<p class="status module-status ' . $status_class . '">'
+							. $module_status
+							. '</p>';
+
+	/**
+	 * Filter the module status.
+	 *
+	 * This fires within the sensei_get_the_module_status function.
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param $module_status_html
+	 * @param $module_term_id
+	 * @param $course_id
+	 */
+	return apply_filters( 'sensei_the_module_status_html',  $module_status_html , $module_term_id, $course_id );
 
 }
 
@@ -661,7 +661,7 @@ 
  */
 function sensei_the_module_status(){
 
-    echo sensei_get_the_module_status();
+	echo sensei_get_the_module_status();
 
 }
 
@@ -682,21 +682,21 @@ 
  */
 function sensei_quiz_has_questions(){
 
-    global $sensei_question_loop;
+	global $sensei_question_loop;
 
-    if( !isset( $sensei_question_loop['total'] ) ){
-        return false;
-    }
+	if( !isset( $sensei_question_loop['total'] ) ){
+		return false;
+	}
 
-    if( $sensei_question_loop['current'] + 1 < $sensei_question_loop['total']  ){
+	if( $sensei_question_loop['current'] + 1 < $sensei_question_loop['total']  ){
 
-        return true;
+		return true;
 
-    }else{
+	}else{
 
-        return false;
+		return false;
 
-    }
+	}
 
 }// end sensei_quiz_has_questions
 
@@ -707,15 +707,14 @@ 
  * execution.
  *
  * @since 1.9.0
-
  */
 function sensei_setup_the_question(){
 
-    global $sensei_question_loop;
+	global $sensei_question_loop;
 
-    $sensei_question_loop['current']++;
-    $index = $sensei_question_loop['current'];
-    $sensei_question_loop['current_question'] =  $sensei_question_loop['questions'][ $index ] ;
+	$sensei_question_loop['current']++;
+	$index = $sensei_question_loop['current'];
+	$sensei_question_loop['current_question'] =  $sensei_question_loop['questions'][ $index ] ;
 
 
 }// end sensei_setup_the_question
@@ -728,12 +727,12 @@ 
  */
 function sensei_the_question_content(){
 
-    global $sensei_question_loop;
+	global $sensei_question_loop;
 
-    $question_type = Sensei()->question->get_question_type( $sensei_question_loop['current_question']->ID );
+	$question_type = Sensei()->question->get_question_type( $sensei_question_loop['current_question']->ID );
 
-    // load the template that displays the question information.
-    WooThemes_Sensei_Question::load_question_template( $question_type );
+	// load the template that displays the question information.
+	WooThemes_Sensei_Question::load_question_template( $question_type );
 
 }// end sensei_the_question_content
 
@@ -744,26 +743,26 @@ 
  */
 function sensei_the_question_class(){
 
-    global $sensei_question_loop;
+	global $sensei_question_loop;
 
-    $question_type = Sensei()->question->get_question_type( $sensei_question_loop['current_question']->ID );
+	$question_type = Sensei()->question->get_question_type( $sensei_question_loop['current_question']->ID );
 
-    /**
-     * filter the sensei question class within
-     * the quiz question loop.
-     *
-     * @since 1.9.0
-     */
-     $classes = apply_filters( 'sensei_question_classes', array( $question_type ) );
+	/**
+	 * filter the sensei question class within
+	 * the quiz question loop.
+	 *
+	 * @since 1.9.0
+	 */
+	 $classes = apply_filters( 'sensei_question_classes', array( $question_type ) );
 
-    $html_classes = '';
-    foreach( $classes as $class ){
+	$html_classes = '';
+	foreach( $classes as $class ){
 
-        $html_classes .= $class . ' ';
+		$html_classes .= $class . ' ';
 
-    }// end foreach
+	}// end foreach
 
-    esc_attr_e( trim( $html_classes ) );
+	esc_attr_e( trim( $html_classes ) );
 
 }
 
@@ -774,12 +773,12 @@ 
  */
 function sensei_get_the_question_id( ){
 
-    global $sensei_question_loop;
-    if( isset( $sensei_question_loop['current_question']->ID ) ){
+	global $sensei_question_loop;
+	if( isset( $sensei_question_loop['current_question']->ID ) ){
 
-        return $sensei_question_loop['current_question']->ID;
+		return $sensei_question_loop['current_question']->ID;
 
-    }
+	}
 
 }// end sensei_the_question_id
 
@@ -806,63 +805,63 @@ 
  */
 function sensei_can_user_view_lesson( $lesson_id = '', $user_id = ''  ){
 
-    if( empty( $lesson_id ) ){
+	if( empty( $lesson_id ) ){
 
-        $lesson_id = get_the_ID();
+		$lesson_id = get_the_ID();
 
-    }
+	}
 
-    if( empty( $user_id ) ){
+	if( empty( $user_id ) ){
 
-        $user_id = get_current_user_id();
+		$user_id = get_current_user_id();
 
-    }
+	}
 
-    // Check for prerequisite lesson completions
-    $pre_requisite_complete = WooThemes_Sensei_Lesson::is_prerequisite_complete( $lesson_id, $user_id );
-    $lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true );
-    $user_taking_course = Sensei_Utils::user_started_course( $lesson_course_id, $user_id );
+	// Check for prerequisite lesson completions
+	$pre_requisite_complete = WooThemes_Sensei_Lesson::is_prerequisite_complete( $lesson_id, $user_id );
+	$lesson_course_id = get_post_meta( $lesson_id, '_lesson_course', true );
+	$user_taking_course = Sensei_Utils::user_started_course( $lesson_course_id, $user_id );
 
-    $is_preview = false;
-    if( Sensei_Utils::is_preview_lesson( $lesson_id ) ) {
+	$is_preview = false;
+	if( Sensei_Utils::is_preview_lesson( $lesson_id ) ) {
 
-        $is_preview = true;
-        $pre_requisite_complete = true;
+		$is_preview = true;
+		$pre_requisite_complete = true;
 
-    };
+	};
 
 
-    $user_can_access_lesson =  false;
+	$user_can_access_lesson =  false;
 
-    if( is_user_logged_in() && $user_taking_course ){
+	if( is_user_logged_in() && $user_taking_course ){
 
-        $user_can_access_lesson =  true;
+		$user_can_access_lesson =  true;
 
-    }
+	}
 
 
-    $access_permission = false;
+	$access_permission = false;
 
-    if ( ! Sensei()->settings->get('access_permission')  || sensei_all_access() ) {
+	if ( ! Sensei()->settings->get('access_permission')  || sensei_all_access() ) {
 
-        $access_permission = true;
+		$access_permission = true;
 
-    }
+	}
 
-    $can_user_view_lesson = $access_permission || ( $user_can_access_lesson && $pre_requisite_complete ) || $is_preview;
+	$can_user_view_lesson = $access_permission || ( $user_can_access_lesson && $pre_requisite_complete ) || $is_preview;
 
-    /**
-     * Filter the can user view lesson function
-     *
-     * @since 1.9.0
-     *
-     * @hooked Sensei_WC::alter_can_user_view_lesson
-     *
-     * @param bool $can_user_view_lesson
-     * @param string $lesson_id
-     * @param string $user_id
-     */
-    return apply_filters( 'sensei_can_user_view_lesson', $can_user_view_lesson, $lesson_id, $user_id );
+	/**
+	 * Filter the can user view lesson function
+	 *
+	 * @since 1.9.0
+	 *
+	 * @hooked Sensei_WC::alter_can_user_view_lesson
+	 *
+	 * @param bool $can_user_view_lesson
+	 * @param string $lesson_id
+	 * @param string $user_id
+	 */
+	return apply_filters( 'sensei_can_user_view_lesson', $can_user_view_lesson, $lesson_id, $user_id );
 
 } // end sensei_can_current_user_view_lesson
 
@@ -874,49 +873,49 @@ 
  */
 function sensei_the_single_lesson_meta(){
 
-    // if the lesson meta is included within theme load that instead of the function content
-    $template = Sensei_Templates::locate_template( 'single-lesson/lesson-meta.php' );
-    if( ! empty( $template ) ){
+	// if the lesson meta is included within theme load that instead of the function content
+	$template = Sensei_Templates::locate_template( 'single-lesson/lesson-meta.php' );
+	if( ! empty( $template ) ){
 
-        Sensei_Templates::get_template( 'single-lesson/lesson-meta.php' );
-        return;
+		Sensei_Templates::get_template( 'single-lesson/lesson-meta.php' );
+		return;
 
-    }
-
-    // Get the meta info
-    $lesson_course_id = absint( get_post_meta( get_the_ID(), '_lesson_course', true ) );
-    $is_preview = Sensei_Utils::is_preview_lesson( get_the_ID() );
+	}
 
-    // Complete Lesson Logic
-    do_action( 'sensei_complete_lesson' );
-    // Check that the course has been started
-    if ( Sensei()->access_settings()
-        || Sensei_Utils::user_started_course( $lesson_course_id, get_current_user_id())
-        || $is_preview ) {
-        ?>
+	// Get the meta info
+	$lesson_course_id = absint( get_post_meta( get_the_ID(), '_lesson_course', true ) );
+	$is_preview = Sensei_Utils::is_preview_lesson( get_the_ID() );
+
+	// Complete Lesson Logic
+	do_action( 'sensei_complete_lesson' );
+	// Check that the course has been started
+	if ( Sensei()->access_settings()
+		|| Sensei_Utils::user_started_course( $lesson_course_id, get_current_user_id())
+		|| $is_preview ) {
+		?>
         <section class="lesson-meta">
             <?php
-            if( apply_filters( 'sensei_video_position', 'top', get_the_ID() ) == 'bottom' ) {
+			if( apply_filters( 'sensei_video_position', 'top', get_the_ID() ) == 'bottom' ) {
 
-                do_action( 'sensei_lesson_video', get_the_ID() );
+				do_action( 'sensei_lesson_video', get_the_ID() );
 
-            }
-            ?>
+			}
+			?>
             <?php do_action( 'sensei_frontend_messages' ); ?>
 
             <?php if ( ! $is_preview
-                || Sensei_Utils::user_started_course( $lesson_course_id, get_current_user_id()) ) {
+				|| Sensei_Utils::user_started_course( $lesson_course_id, get_current_user_id()) ) {
 
-                sensei_do_deprecated_action( 'sensei_lesson_quiz_meta','1.9.0', 'sensei_single_lesson_content_inside_before' ,array( get_the_ID(), get_current_user_id() )  );
+				sensei_do_deprecated_action( 'sensei_lesson_quiz_meta','1.9.0', 'sensei_single_lesson_content_inside_before' ,array( get_the_ID(), get_current_user_id() )  );
 
-            } ?>
+			} ?>
         </section>
 
         <?php do_action( 'sensei_lesson_back_link', $lesson_course_id ); ?>
 
     <?php }
 
-    do_action( 'sensei_lesson_meta_extra', get_the_ID() );
+	do_action( 'sensei_lesson_meta_extra', get_the_ID() );
 
 } // end the_single_lesson_meta
 
@@ -932,16 +931,16 @@ 
  */
 function get_sensei_header(){
 
-    if ( ! defined( 'ABSPATH' ) ) exit;
+	if ( ! defined( 'ABSPATH' ) ) exit;
 
-    get_header();
+	get_header();
 
-    /**
-     * sensei_before_main_content hook
-     *
-     * @hooked sensei_output_content_wrapper - 10 (outputs opening divs for the content)
-     */
-    do_action( 'sensei_before_main_content' );
+	/**
+	 * sensei_before_main_content hook
+	 *
+	 * @hooked sensei_output_content_wrapper - 10 (outputs opening divs for the content)
+	 */
+	do_action( 'sensei_before_main_content' );
 
 }// end get_sensei_header
 
@@ -957,28 +956,28 @@ 
  */
 function get_sensei_footer(){
 
-    /**
-     * sensei_pagination hook
-     *
-     * @hooked sensei_pagination - 10 (outputs pagination)
-     */
-    do_action( 'sensei_pagination' );
-
-    /**
-     * sensei_after_main_content hook
-     *
-     * @hooked sensei_output_content_wrapper_end - 10 (outputs closing divs for the content)
-     */
-    do_action( 'sensei_after_main_content' );
-
-    /**
-     * sensei_sidebar hook
-     *
-     * @hooked sensei_get_sidebar - 10
-     */
-    do_action( 'sensei_sidebar' );
-
-    get_footer();
+	/**
+	 * sensei_pagination hook
+	 *
+	 * @hooked sensei_pagination - 10 (outputs pagination)
+	 */
+	do_action( 'sensei_pagination' );
+
+	/**
+	 * sensei_after_main_content hook
+	 *
+	 * @hooked sensei_output_content_wrapper_end - 10 (outputs closing divs for the content)
+	 */
+	do_action( 'sensei_after_main_content' );
+
+	/**
+	 * sensei_sidebar hook
+	 *
+	 * @hooked sensei_get_sidebar - 10
+	 */
+	do_action( 'sensei_sidebar' );
+
+	get_footer();
 
 }// end get_sensei_header
 
@@ -990,14 +989,14 @@ 
  */
 function the_no_permissions_title(){
 
-    /**
-     * Filter the no permissions title just before it is echo'd on the
-     * no-permissions.php file.
-     *
-     * @since 1.9.0
-     * @param $no_permissions_title
-     */
-    echo apply_filters( 'sensei_the_no_permissions_title', Sensei()->permissions_message['title'] );
+	/**
+	 * Filter the no permissions title just before it is echo'd on the
+	 * no-permissions.php file.
+	 *
+	 * @since 1.9.0
+	 * @param $no_permissions_title
+	 */
+	echo apply_filters( 'sensei_the_no_permissions_title', Sensei()->permissions_message['title'] );
 
 }
 
@@ -1008,14 +1007,14 @@ 
  */
 function the_no_permissions_message( $post_id ){
 
-    /**
-     * Filter the no permissions message just before it is echo'd on the
-     * no-permissions.php file.
-     *
-     * @since 1.9.0
-     * @param $no_permissions_message
-     */
-    echo apply_filters( 'sensei_the_no_permissions_message', Sensei()->permissions_message['message'] , $post_id );
+	/**
+	 * Filter the no permissions message just before it is echo'd on the
+	 * no-permissions.php file.
+	 *
+	 * @since 1.9.0
+	 * @param $no_permissions_message
+	 */
+	echo apply_filters( 'sensei_the_no_permissions_message', Sensei()->permissions_message['message'] , $post_id );
 
 }
 
@@ -1026,8 +1025,8 @@ 
  */
 function sensei_the_excerpt( $post_id ){
 
-    global $post;
-    the_excerpt( $post );
+	global $post;
+	the_excerpt( $post );
 
 }
 
@@ -1041,9 +1040,9 @@ 
  */
  function sensei_get_current_page_url(){
 
-     global $wp;
-     $current_page_url =  home_url( $wp->request );
-     return $current_page_url;
+	 global $wp;
+	 $current_page_url =  home_url( $wp->request );
+	 return $current_page_url;
 
  }
 
@@ -1055,7 +1054,7 @@ 
  */
 function sensei_the_my_courses_content(){
 
-    echo Sensei()->course->load_user_courses_content( wp_get_current_user() );
+	echo Sensei()->course->load_user_courses_content( wp_get_current_user() );
 
 } // sensei_the_my_courses_content
 
@@ -1070,7 +1069,7 @@ 
  */
 function sensei_load_template( $template_name ){
 
-    Sensei_Templates::get_template( $template_name );
+	Sensei_Templates::get_template( $template_name );
 
 }
 
@@ -1084,7 +1083,7 @@ 
  */
 function sensei_load_template_part( $slug, $name ){
 
-    Sensei_Templates::get_part( $slug, $name );
+	Sensei_Templates::get_part( $slug, $name );
 
 }
 
@@ -1103,17 +1102,17 @@ 
  */
 function sensei_the_lesson_excerpt( $lesson_id = '' ) {
 
-    if( empty( $lesson_id )){
+	if( empty( $lesson_id )){
 
-        $lesson_id = get_the_ID();
+		$lesson_id = get_the_ID();
 
-    }
+	}
 
-    if( 'lesson' != get_post_type( $lesson_id ) ){
-        return;
-    }
+	if( 'lesson' != get_post_type( $lesson_id ) ){
+		return;
+	}
 
-    echo Sensei_Lesson::lesson_excerpt( get_post( $lesson_id ), false );
+	echo Sensei_Lesson::lesson_excerpt( get_post( $lesson_id ), false );
 
 }// End lesson_excerpt()
 
@@ -1123,16 +1122,16 @@ 
  * @since 1.9.0
  */
 function sensei_the_course_results_lessons(){
-    // load backwards compatible template name if it exists in the users theme
-    $located_template= locate_template( Sensei()->template_url . 'course-results/course-lessons.php' );
-    if( $located_template ){
+	// load backwards compatible template name if it exists in the users theme
+	$located_template= locate_template( Sensei()->template_url . 'course-results/course-lessons.php' );
+	if( $located_template ){
 
-        Sensei_Templates::get_template( 'course-results/course-lessons.php' );
-        return;
+		Sensei_Templates::get_template( 'course-results/course-lessons.php' );
+		return;
 
-    }
+	}
 
-    Sensei_Templates::get_template( 'course-results/lessons.php' );
+	Sensei_Templates::get_template( 'course-results/lessons.php' );
 }
 
 /**
@@ -1144,7 +1143,7 @@ 
  */
 function sensei_courses_per_row(){
 
-    echo Sensei_Course::get_loop_number_of_columns();
+	echo Sensei_Course::get_loop_number_of_columns();
 
 }
 
@@ -1158,7 +1157,7 @@ 
  */
 function sensei_get_template( $template_name, $args, $path ){
 
-    Sensei_Templates::get_template( $template_name, $args, $path );
+	Sensei_Templates::get_template( $template_name, $args, $path );
 
 }
 
@@ -1172,14 +1171,14 @@ 
  */
 function get_the_lesson_status_class(){
 
-    $status_class = '';
-    $lesson_completed = Sensei_Utils::user_completed_lesson( get_the_ID(), get_current_user_id() );
+	$status_class = '';
+	$lesson_completed = Sensei_Utils::user_completed_lesson( get_the_ID(), get_current_user_id() );
 
-    if ( $lesson_completed ) {
-        $status_class = 'completed';
-    }
+	if ( $lesson_completed ) {
+		$status_class = 'completed';
+	}
 
-    return  $status_class;
+	return  $status_class;
 
 }// end get_the_lesson_status_class
 /**
@@ -1191,5 +1190,5 @@ 
  */
 function sensei_the_lesson_status_class(){
 
-    echo get_the_lesson_status_class();
+	echo get_the_lesson_status_class();
 }

includes/class-sensei-grading.php

Indentation +419 added lines, -419 removed lines

@@ -20,8 +20,8 @@ 
 	/**
 	 * Constructor
 	 * @since  1.3.0
-     *
-     * @param $file
+	 *
+	 * @param $file
 	 */
 	public function __construct ( $file ) {
 		$this->name = __( 'Grading', 'woothemes-sensei' );
@@ -230,7 +230,7 @@ 
 	/**
 	 * Outputs Grading general headers
 	 * @since  1.3.0
-     * @param array $args
+	 * @param array $args
 	 * @return void
 	 */
 	public function grading_headers( $args = array( 'nav' => 'default' ) ) {
@@ -282,7 +282,7 @@ 
 		}
 		if ( isset( $_GET['user_id'] ) && 0 < intval( $_GET['user_id'] ) ) {
 
-            $user_name = Sensei_Learner::get_full_name( $_GET['user_id'] );
+			$user_name = Sensei_Learner::get_full_name( $_GET['user_id'] );
 			$title .= '&nbsp;&nbsp;<span class="user-title">&gt;&nbsp;&nbsp;' . $user_name . '</span>';
 
 		} // End If Statement
@@ -316,7 +316,7 @@ 
 		}
 		if ( isset( $_GET['user'] ) && 0 < intval( $_GET['user'] ) ) {
 
-            $user_name = Sensei_Learner::get_full_name( $_GET['user'] );
+			$user_name = Sensei_Learner::get_full_name( $_GET['user'] );
 			$title .= '&nbsp;&nbsp;<span class="user-title">&gt;&nbsp;&nbsp;' . $user_name . '</span>';
 
 		} // End If Statement
@@ -365,15 +365,15 @@ 
 	public function count_statuses( $args = array() ) {
 		global  $wpdb;
 
-        /**
-         * Filter fires inside Sensei_Grading::count_statuses
-         *
-         * Alter the the post_in array to determine which posts the
-         * comment query should be limited to.
-         * @since 1.8.0
-         * @param array $args
-         */
-        $args = apply_filters( 'sensei_count_statuses_args', $args );
+		/**
+		 * Filter fires inside Sensei_Grading::count_statuses
+		 *
+		 * Alter the the post_in array to determine which posts the
+		 * comment query should be limited to.
+		 * @since 1.8.0
+		 * @param array $args
+		 */
+		$args = apply_filters( 'sensei_count_statuses_args', $args );
 
 		if ( 'course' == $args['type'] ) {
 			$type = 'sensei_course_status';
@@ -385,7 +385,7 @@ 
 
 		$query = "SELECT comment_approved, COUNT( * ) AS total FROM {$wpdb->comments} WHERE comment_type = %s ";
 
-        // Restrict to specific posts
+		// Restrict to specific posts
 		if ( isset( $args['post__in'] ) && !empty( $args['post__in'] ) && is_array( $args['post__in'] ) ) {
 			$query .= ' AND comment_post_ID IN (' . implode( ',', array_map( 'absint', $args['post__in'] ) ) . ')';
 		}
@@ -520,148 +520,148 @@ 
 		return $html;
 	} // End lessons_drop_down_html()
 
-    /**
-     * The process grading function handles admin grading submissions.
-     *
-     * This function is hooked on to admin_init. It simply accepts
-     * the grades as the Grader selected theme and saves the total grade and
-     * individual question grades.
-     *
-     * @return bool
-     */
-    public function admin_process_grading_submission() {
+	/**
+	 * The process grading function handles admin grading submissions.
+	 *
+	 * This function is hooked on to admin_init. It simply accepts
+	 * the grades as the Grader selected theme and saves the total grade and
+	 * individual question grades.
+	 *
+	 * @return bool
+	 */
+	public function admin_process_grading_submission() {
 
-        // NEEDS REFACTOR/OPTIMISING, such as combining the various meta data stored against the sensei_user_answer entry
-        if( ! isset( $_POST['sensei_manual_grade'] )
-            || ! wp_verify_nonce( $_POST['_wp_sensei_manual_grading_nonce'], 'sensei_manual_grading' )
-            || ! isset( $_GET['quiz_id'] )
-            || $_GET['quiz_id'] != $_POST['sensei_manual_grade'] ) {
+		// NEEDS REFACTOR/OPTIMISING, such as combining the various meta data stored against the sensei_user_answer entry
+		if( ! isset( $_POST['sensei_manual_grade'] )
+			|| ! wp_verify_nonce( $_POST['_wp_sensei_manual_grading_nonce'], 'sensei_manual_grading' )
+			|| ! isset( $_GET['quiz_id'] )
+			|| $_GET['quiz_id'] != $_POST['sensei_manual_grade'] ) {
 
-            return false; //exit and do not grade
+			return false; //exit and do not grade
 
-        }
+		}
 
-        $quiz_id = $_GET['quiz_id'];
-        $user_id = $_GET['user'];
+		$quiz_id = $_GET['quiz_id'];
+		$user_id = $_GET['user'];
 
 
-        $questions = Sensei_Utils::sensei_get_quiz_questions( $quiz_id );
-        $quiz_lesson_id =  Sensei()->quiz->get_lesson_id( $quiz_id );
-        $quiz_grade = 0;
-        $count = 0;
-        $quiz_grade_total = $_POST['quiz_grade_total'];
-        $all_question_grades = array();
-        $all_answers_feedback = array();
+		$questions = Sensei_Utils::sensei_get_quiz_questions( $quiz_id );
+		$quiz_lesson_id =  Sensei()->quiz->get_lesson_id( $quiz_id );
+		$quiz_grade = 0;
+		$count = 0;
+		$quiz_grade_total = $_POST['quiz_grade_total'];
+		$all_question_grades = array();
+		$all_answers_feedback = array();
 
-        foreach( $questions as $question ) {
+		foreach( $questions as $question ) {
 
-            ++$count;
-            $question_id = $question->ID;
+			++$count;
+			$question_id = $question->ID;
 
-            if( isset( $_POST[ 'question_' . $question_id ] ) ) {
+			if( isset( $_POST[ 'question_' . $question_id ] ) ) {
 
-                $question_grade = 0;
-                if( $_POST[ 'question_' . $question_id ] == 'right' ) {
+				$question_grade = 0;
+				if( $_POST[ 'question_' . $question_id ] == 'right' ) {
 
-                    $question_grade = $_POST[ 'question_' . $question_id . '_grade' ];
+					$question_grade = $_POST[ 'question_' . $question_id . '_grade' ];
 
-                }
+				}
 
-                // add data to the array that will, after the loop, be stored on the lesson status
-                $all_question_grades[ $question_id ] = $question_grade;
+				// add data to the array that will, after the loop, be stored on the lesson status
+				$all_question_grades[ $question_id ] = $question_grade;
 
-                // tally up the total quiz grade
-                $quiz_grade += $question_grade;
+				// tally up the total quiz grade
+				$quiz_grade += $question_grade;
 
-            } // endif
+			} // endif
 
-            // Question answer feedback / notes
-            $question_feedback = '';
-            if( isset( $_POST[ 'questions_feedback' ][ $question_id ] ) ){
+			// Question answer feedback / notes
+			$question_feedback = '';
+			if( isset( $_POST[ 'questions_feedback' ][ $question_id ] ) ){
 
-                $question_feedback = wp_unslash( $_POST[ 'questions_feedback' ][ $question_id ] );
+				$question_feedback = wp_unslash( $_POST[ 'questions_feedback' ][ $question_id ] );
 
-            }
-            $all_answers_feedback[ $question_id ] = $question_feedback;
+			}
+			$all_answers_feedback[ $question_id ] = $question_feedback;
 
-        } // end for each $questions
+		} // end for each $questions
 
-        //store all question grades on the lesson status
-        Sensei()->quiz->set_user_grades( $all_question_grades, $quiz_lesson_id , $user_id );
+		//store all question grades on the lesson status
+		Sensei()->quiz->set_user_grades( $all_question_grades, $quiz_lesson_id , $user_id );
 
-        //store the feedback from grading
-        Sensei()->quiz->save_user_answers_feedback( $all_answers_feedback, $quiz_lesson_id , $user_id );
+		//store the feedback from grading
+		Sensei()->quiz->save_user_answers_feedback( $all_answers_feedback, $quiz_lesson_id , $user_id );
 
-        // $_POST['all_questions_graded'] is set when all questions have been graded
-        // in the class sensei grading user quiz -> display()
-        if( $_POST['all_questions_graded'] == 'yes' ) {
+		// $_POST['all_questions_graded'] is set when all questions have been graded
+		// in the class sensei grading user quiz -> display()
+		if( $_POST['all_questions_graded'] == 'yes' ) {
 
-            // set the users total quiz grade
+			// set the users total quiz grade
 			if ( 0 < intval( $quiz_grade_total ) ) {
-            $grade = abs( round( ( doubleval( $quiz_grade ) * 100 ) / ( $quiz_grade_total ), 2 ) );
+			$grade = abs( round( ( doubleval( $quiz_grade ) * 100 ) / ( $quiz_grade_total ), 2 ) );
 			}
 			else {
 				$grade = 0;
 			}
-            Sensei_Utils::sensei_grade_quiz( $quiz_id, $grade, $user_id );
-
-            // Duplicating what Frontend->sensei_complete_quiz() does
-            $pass_required = get_post_meta( $quiz_id, '_pass_required', true );
-            $quiz_passmark = abs( round( doubleval( get_post_meta( $quiz_id, '_quiz_passmark', true ) ), 2 ) );
-            $lesson_metadata = array();
-            if ( $pass_required ) {
-                // Student has reached the pass mark and lesson is complete
-                if ( $quiz_passmark <= $grade ) {
-                    $lesson_status = 'passed';
-                }
-                else {
-                    $lesson_status = 'failed';
-                } // End If Statement
-            }
-            // Student only has to partake the quiz
-            else {
-                $lesson_status = 'graded';
-            }
-            $lesson_metadata['grade'] = $grade; // Technically already set as part of "WooThemes_Sensei_Utils::sensei_grade_quiz()" above
+			Sensei_Utils::sensei_grade_quiz( $quiz_id, $grade, $user_id );
+
+			// Duplicating what Frontend->sensei_complete_quiz() does
+			$pass_required = get_post_meta( $quiz_id, '_pass_required', true );
+			$quiz_passmark = abs( round( doubleval( get_post_meta( $quiz_id, '_quiz_passmark', true ) ), 2 ) );
+			$lesson_metadata = array();
+			if ( $pass_required ) {
+				// Student has reached the pass mark and lesson is complete
+				if ( $quiz_passmark <= $grade ) {
+					$lesson_status = 'passed';
+				}
+				else {
+					$lesson_status = 'failed';
+				} // End If Statement
+			}
+			// Student only has to partake the quiz
+			else {
+				$lesson_status = 'graded';
+			}
+			$lesson_metadata['grade'] = $grade; // Technically already set as part of "WooThemes_Sensei_Utils::sensei_grade_quiz()" above
 
-            Sensei_Utils::update_lesson_status( $user_id, $quiz_lesson_id, $lesson_status, $lesson_metadata );
+			Sensei_Utils::update_lesson_status( $user_id, $quiz_lesson_id, $lesson_status, $lesson_metadata );
 
-            if(  in_array( $lesson_status, array( 'passed', 'graded'  ) ) ) {
+			if(  in_array( $lesson_status, array( 'passed', 'graded'  ) ) ) {
 
-                /**
-                 * Summary.
-                 *
-                 * Description.
-                 *
-                 * @since 1.7.0
-                 *
-                 * @param int  $user_id
-                 * @param int $quiz_lesson_id
-                 */
-                do_action( 'sensei_user_lesson_end', $user_id, $quiz_lesson_id );
+				/**
+				 * Summary.
+				 *
+				 * Description.
+				 *
+				 * @since 1.7.0
+				 *
+				 * @param int  $user_id
+				 * @param int $quiz_lesson_id
+				 */
+				do_action( 'sensei_user_lesson_end', $user_id, $quiz_lesson_id );
 
-            } // end if in_array
+			} // end if in_array
 
-        }// end if $_POST['all_que...
+		}// end if $_POST['all_que...
 
-        if( isset( $_POST['sensei_grade_next_learner'] ) && strlen( $_POST['sensei_grade_next_learner'] ) > 0 ) {
+		if( isset( $_POST['sensei_grade_next_learner'] ) && strlen( $_POST['sensei_grade_next_learner'] ) > 0 ) {
 
-            $load_url = add_query_arg( array( 'message' => 'graded' ) );
+			$load_url = add_query_arg( array( 'message' => 'graded' ) );
 
-        } elseif ( isset( $_POST['_wp_http_referer'] ) ) {
+		} elseif ( isset( $_POST['_wp_http_referer'] ) ) {
 
-            $load_url = add_query_arg( array( 'message' => 'graded' ), $_POST['_wp_http_referer'] );
+			$load_url = add_query_arg( array( 'message' => 'graded' ), $_POST['_wp_http_referer'] );
 
-        } else {
+		} else {
 
-            $load_url = add_query_arg( array( 'message' => 'graded' ) );
+			$load_url = add_query_arg( array( 'message' => 'graded' ) );
 
-        }
+		}
 
-        wp_safe_redirect( esc_url_raw( $load_url ) );
-        exit;
+		wp_safe_redirect( esc_url_raw( $load_url ) );
+		exit;
 
-    } // end admin_process_grading_submission
+	} // end admin_process_grading_submission
 
 	public function get_redirect_url() {
 		// Parse POST data
@@ -706,398 +706,398 @@ 
 		} // End If Statement
 	} // End sensei_grading_notices()
 
-    /**
-     * Grade quiz automatically
-     *
-     * This function grades each question automatically if there all questions are auto gradable. If not
-     * the quiz will not be auto gradable.
-     *
-     * @since 1.7.4
-     *
-     * @param  integer $quiz_id         ID of quiz
-     * @param  array $submitted questions id ans answers {
-     *          @type int $question_id
-     *          @type mixed $answer
-     * }
-     * @param  integer $total_questions Total questions in quiz (not used)
-     * @param string $quiz_grade_type Optional defaults to auto
-     *
-     * @return int $quiz_grade total sum of all question grades
-     */
-    public static function grade_quiz_auto( $quiz_id = 0, $submitted = array(), $total_questions = 0, $quiz_grade_type = 'auto' ) {
-
-        if( ! ( intval( $quiz_id ) > 0 )  || ! $submitted
-            || $quiz_grade_type != 'auto' ) {
-            return false; // exit early
-        }
-
-
-        $user_id = get_current_user_id();
-        $lesson_id =  Sensei()->quiz->get_lesson_id(  $quiz_id ) ;
-        $quiz_autogradable = true;
-
-        /**
-         * Filter the types of question types that can be automatically graded.
-         *
-         * This filter fires inside the auto grade quiz function and provides you with the default list.
-         *
-         * @param array {
-         *      'multiple-choice',
-         *      'boolean',
-         *      'gap-fill'.
-         * }
-         */
-        $autogradable_question_types = apply_filters( 'sensei_autogradable_question_types', array( 'multiple-choice', 'boolean', 'gap-fill' ) );
-
-        $grade_total = 0;
-        $all_question_grades = array();
-        foreach( $submitted as $question_id => $answer ) {
-
-            // check if the question is autogradable, either by type, or because the grade is 0
-            $question_type = Sensei()->question->get_question_type( $question_id );
+	/**
+	 * Grade quiz automatically
+	 *
+	 * This function grades each question automatically if there all questions are auto gradable. If not
+	 * the quiz will not be auto gradable.
+	 *
+	 * @since 1.7.4
+	 *
+	 * @param  integer $quiz_id         ID of quiz
+	 * @param  array $submitted questions id ans answers {
+	 *          @type int $question_id
+	 *          @type mixed $answer
+	 * }
+	 * @param  integer $total_questions Total questions in quiz (not used)
+	 * @param string $quiz_grade_type Optional defaults to auto
+	 *
+	 * @return int $quiz_grade total sum of all question grades
+	 */
+	public static function grade_quiz_auto( $quiz_id = 0, $submitted = array(), $total_questions = 0, $quiz_grade_type = 'auto' ) {
+
+		if( ! ( intval( $quiz_id ) > 0 )  || ! $submitted
+			|| $quiz_grade_type != 'auto' ) {
+			return false; // exit early
+		}
+
+
+		$user_id = get_current_user_id();
+		$lesson_id =  Sensei()->quiz->get_lesson_id(  $quiz_id ) ;
+		$quiz_autogradable = true;
+
+		/**
+		 * Filter the types of question types that can be automatically graded.
+		 *
+		 * This filter fires inside the auto grade quiz function and provides you with the default list.
+		 *
+		 * @param array {
+		 *      'multiple-choice',
+		 *      'boolean',
+		 *      'gap-fill'.
+		 * }
+		 */
+		$autogradable_question_types = apply_filters( 'sensei_autogradable_question_types', array( 'multiple-choice', 'boolean', 'gap-fill' ) );
+
+		$grade_total = 0;
+		$all_question_grades = array();
+		foreach( $submitted as $question_id => $answer ) {
+
+			// check if the question is autogradable, either by type, or because the grade is 0
+			$question_type = Sensei()->question->get_question_type( $question_id );
 			$achievable_grade = Sensei()->question->get_question_grade( $question_id );
 			// Question has a zero grade, so skip grading
 			if ( 0 == $achievable_grade ) {
 				$all_question_grades[ $question_id ] = $achievable_grade;
 			}
-            elseif ( in_array( $question_type, $autogradable_question_types ) ) {
-                // Get user question grade
-                $question_grade = Sensei_Utils::sensei_grade_question_auto( $question_id, $question_type, $answer, $user_id );
-                $all_question_grades[ $question_id ] = $question_grade;
-                $grade_total += $question_grade;
+			elseif ( in_array( $question_type, $autogradable_question_types ) ) {
+				// Get user question grade
+				$question_grade = Sensei_Utils::sensei_grade_question_auto( $question_id, $question_type, $answer, $user_id );
+				$all_question_grades[ $question_id ] = $question_grade;
+				$grade_total += $question_grade;
 
-            } else {
+			} else {
 
-                // There is a question that cannot be autograded
-                $quiz_autogradable = false;
+				// There is a question that cannot be autograded
+				$quiz_autogradable = false;
 
-            } // end if in_array( $question_type...
+			} // end if in_array( $question_type...
 
-        }// end for each question
+		}// end for each question
 
-        // Only if the whole quiz was autogradable do we set a grade
-        if ( $quiz_autogradable ) {
+		// Only if the whole quiz was autogradable do we set a grade
+		if ( $quiz_autogradable ) {
 
-            $quiz_total = Sensei_Utils::sensei_get_quiz_total( $quiz_id );
+			$quiz_total = Sensei_Utils::sensei_get_quiz_total( $quiz_id );
 			// Check for zero total from grades
 			if ( 0 < $quiz_total ) {
-            $grade = abs( round( ( doubleval( $grade_total ) * 100 ) / ( $quiz_total ), 2 ) );
+			$grade = abs( round( ( doubleval( $grade_total ) * 100 ) / ( $quiz_total ), 2 ) );
 			}
 			else {
 				$grade = 0;
 			}
-            Sensei_Utils::sensei_grade_quiz( $quiz_id, $grade, $user_id, $quiz_grade_type );
+			Sensei_Utils::sensei_grade_quiz( $quiz_id, $grade, $user_id, $quiz_grade_type );
 
-        } else {
+		} else {
 
-            $grade = new WP_Error( 'autograde', __( 'This quiz is not able to be automatically graded.', 'woothemes-sensei' ) );
+			$grade = new WP_Error( 'autograde', __( 'This quiz is not able to be automatically graded.', 'woothemes-sensei' ) );
 
-        }
-
-        // store the auto gradable grades. If the quiz is not auto gradable the grades can be use as the default
-        // when doing manual grading.
-        Sensei()->quiz-> set_user_grades( $all_question_grades, $lesson_id, $user_id );
+		}
 
-        return $grade;
+		// store the auto gradable grades. If the quiz is not auto gradable the grades can be use as the default
+		// when doing manual grading.
+		Sensei()->quiz-> set_user_grades( $all_question_grades, $lesson_id, $user_id );
 
-    } // End grade_quiz_auto()
+		return $grade;
 
-    /**
-     * Grade question automatically
-     *
-     * This function checks the question typ and then grades it accordingly.
-     *
-     * @since 1.7.4
-     *
-     * @param integer $question_id
-     * @param string $question_type of the standard Sensei question types
-     * @param string $answer
-     * @param int $user_id
-     *
-     * @return int $question_grade
-     */
-    public static function grade_question_auto( $question_id = 0, $question_type = '', $answer = '', $user_id = 0 ) {
-
-        if( intval( $user_id ) == 0 ) {
-
-            $user_id = get_current_user_id();
-
-        }
-
-        if( ! ( intval( $question_id ) > 0 ) ) {
-
-            return false;
-
-        }
-
-
-        Sensei()->question->get_question_type( $question_id );
-
-        /**
-         * Applying a grade before the auto grading takes place.
-         *
-         * This filter is applied just before the question is auto graded. It fires in the context of a single question
-         * in the sensei_grade_question_auto function. It fires irrespective of the question type. If you return a value
-         * other than false the auto grade functionality will be ignored and your supplied grade will be user for this question.
-         *
-         * @param int $question_grade default false
-         * @param int $question_id
-         * @param string $question_type one of the Sensei question type.
-         * @param string $answer user supplied question answer
-         */
-        $question_grade = apply_filters( 'sensei_pre_grade_question_auto', false, $question_id, $question_type, $answer );
+	} // End grade_quiz_auto()
 
-        if ( false !== $question_grade ) {
+	/**
+	 * Grade question automatically
+	 *
+	 * This function checks the question typ and then grades it accordingly.
+	 *
+	 * @since 1.7.4
+	 *
+	 * @param integer $question_id
+	 * @param string $question_type of the standard Sensei question types
+	 * @param string $answer
+	 * @param int $user_id
+	 *
+	 * @return int $question_grade
+	 */
+	public static function grade_question_auto( $question_id = 0, $question_type = '', $answer = '', $user_id = 0 ) {
 
-            return $question_grade;
+		if( intval( $user_id ) == 0 ) {
 
-        }
+			$user_id = get_current_user_id();
 
-        // auto grading core
-        if( in_array( $question_type ,  array( 'multiple-choice'  , 'boolean'  ) )   ){
+		}
 
-            $right_answer = (array) get_post_meta( $question_id, '_question_right_answer', true );
+		if( ! ( intval( $question_id ) > 0 ) ) {
 
-            if( 0 == get_magic_quotes_gpc() ) {
-                $answer = wp_unslash( $answer );
-            }
-            $answer = (array) $answer;
-            if ( is_array( $right_answer ) && count( $right_answer ) == count( $answer ) ) {
-                // Loop through all answers ensure none are 'missing'
-                $all_correct = true;
-                foreach ( $answer as $check_answer ) {
-                    if ( !in_array( $check_answer, $right_answer ) ) {
-                        $all_correct = false;
-                    }
-                }
-                // If all correct then grade
-                if ( $all_correct ) {
-                    $question_grade = Sensei()->question->get_question_grade( $question_id );
-                }
-            }
+			return false;
 
-        } elseif( 'gap-fill' == $question_type ){
+		}
 
-            $question_grade = self::grade_gap_fill_question( $question_id ,$answer );
 
-        } else{
+		Sensei()->question->get_question_type( $question_id );
 
-            /**
-             * Grading questions that are not auto gradable.
-             *
-             * This filter is applied the context of ta single question within the sensei_grade_question_auto function.
-             * It fires for all other questions types. It does not apply to 'multiple-choice'  , 'boolean' and gap-fill.
-             *
-             * @param int $question_grade default zero
-             * @param int $question_id
-             * @param string $question_type one of the Sensei question type.
-             * @param string $answer user supplied question answer
-             */
-            $question_grade = ( int ) apply_filters( 'sensei_grade_question_auto', $question_grade, $question_id, $question_type, $answer );
+		/**
+		 * Applying a grade before the auto grading takes place.
+		 *
+		 * This filter is applied just before the question is auto graded. It fires in the context of a single question
+		 * in the sensei_grade_question_auto function. It fires irrespective of the question type. If you return a value
+		 * other than false the auto grade functionality will be ignored and your supplied grade will be user for this question.
+		 *
+		 * @param int $question_grade default false
+		 * @param int $question_id
+		 * @param string $question_type one of the Sensei question type.
+		 * @param string $answer user supplied question answer
+		 */
+		$question_grade = apply_filters( 'sensei_pre_grade_question_auto', false, $question_id, $question_type, $answer );
 
-        } // end if $question_type
+		if ( false !== $question_grade ) {
 
-        return $question_grade;
-    } // end grade_question_auto
+			return $question_grade;
 
-    /**
-     * Grading logic specifically for the gap fill questions
-     *
-     * @since 1.9.0
-     * @param $question_id
-     * @param $user_answer
-     *
-     * @return bool | int false or the grade given to the user answer
-     */
-    public static function grade_gap_fill_question( $question_id, $user_answer ){
+		}
 
-        $right_answer = get_post_meta( $question_id, '_question_right_answer', true );
-        $gapfill_array = explode( '||', $right_answer );
+		// auto grading core
+		if( in_array( $question_type ,  array( 'multiple-choice'  , 'boolean'  ) )   ){
 
-        if( 0 == get_magic_quotes_gpc() ) { // deprecated from PHP 5.4 but we still support PHP 5.2
-            $user_answer = wp_unslash( $user_answer );
-        }
+			$right_answer = (array) get_post_meta( $question_id, '_question_right_answer', true );
 
-        /**
-         * case sensitive grading filter
-         *
-         * alter the value simply use this code in your plugin or the themes functions.php
-         * add_filter( 'sensei_gap_fill_case_sensitive_grading','__return_true' );
-         *
-         * @param bool $do_case_sensitive_comparison default false.
-         *
-         * @since 1.9.0
-         */
-        $do_case_sensitive_comparison = apply_filters('sensei_gap_fill_case_sensitive_grading', false );
+			if( 0 == get_magic_quotes_gpc() ) {
+				$answer = wp_unslash( $answer );
+			}
+			$answer = (array) $answer;
+			if ( is_array( $right_answer ) && count( $right_answer ) == count( $answer ) ) {
+				// Loop through all answers ensure none are 'missing'
+				$all_correct = true;
+				foreach ( $answer as $check_answer ) {
+					if ( !in_array( $check_answer, $right_answer ) ) {
+						$all_correct = false;
+					}
+				}
+				// If all correct then grade
+				if ( $all_correct ) {
+					$question_grade = Sensei()->question->get_question_grade( $question_id );
+				}
+			}
 
-        if( $do_case_sensitive_comparison ){
+		} elseif( 'gap-fill' == $question_type ){
 
-            // Case Sensitive Check that the 'gap' is "exactly" equal to the given answer
-            if ( trim(($gapfill_array[1])) == trim( $user_answer ) ) {
+			$question_grade = self::grade_gap_fill_question( $question_id ,$answer );
 
-                return Sensei()->question->get_question_grade( $question_id );
+		} else{
 
-            } else if (@preg_match('/' . $gapfill_array[1] . '/i', null) !== FALSE) {
+			/**
+			 * Grading questions that are not auto gradable.
+			 *
+			 * This filter is applied the context of ta single question within the sensei_grade_question_auto function.
+			 * It fires for all other questions types. It does not apply to 'multiple-choice'  , 'boolean' and gap-fill.
+			 *
+			 * @param int $question_grade default zero
+			 * @param int $question_id
+			 * @param string $question_type one of the Sensei question type.
+			 * @param string $answer user supplied question answer
+			 */
+			$question_grade = ( int ) apply_filters( 'sensei_grade_question_auto', $question_grade, $question_id, $question_type, $answer );
 
-                if (preg_match('/' . $gapfill_array[1] . '/i', $user_answer)) {
+		} // end if $question_type
 
-                    return Sensei()->question->get_question_grade($question_id);
+		return $question_grade;
+	} // end grade_question_auto
 
-                }else{
+	/**
+	 * Grading logic specifically for the gap fill questions
+	 *
+	 * @since 1.9.0
+	 * @param $question_id
+	 * @param $user_answer
+	 *
+	 * @return bool | int false or the grade given to the user answer
+	 */
+	public static function grade_gap_fill_question( $question_id, $user_answer ){
 
-                    return false;
+		$right_answer = get_post_meta( $question_id, '_question_right_answer', true );
+		$gapfill_array = explode( '||', $right_answer );
 
-                }
+		if( 0 == get_magic_quotes_gpc() ) { // deprecated from PHP 5.4 but we still support PHP 5.2
+			$user_answer = wp_unslash( $user_answer );
+		}
 
-            }else{
+		/**
+		 * case sensitive grading filter
+		 *
+		 * alter the value simply use this code in your plugin or the themes functions.php
+		 * add_filter( 'sensei_gap_fill_case_sensitive_grading','__return_true' );
+		 *
+		 * @param bool $do_case_sensitive_comparison default false.
+		 *
+		 * @since 1.9.0
+		 */
+		$do_case_sensitive_comparison = apply_filters('sensei_gap_fill_case_sensitive_grading', false );
 
-                return false;
+		if( $do_case_sensitive_comparison ){
 
-            }
+			// Case Sensitive Check that the 'gap' is "exactly" equal to the given answer
+			if ( trim(($gapfill_array[1])) == trim( $user_answer ) ) {
 
-        }else{
+				return Sensei()->question->get_question_grade( $question_id );
 
-            // Case Sensitive Check that the 'gap' is "exactly" equal to the given answer
-            if ( trim(strtolower($gapfill_array[1])) == trim(strtolower( $user_answer )) ) {
+			} else if (@preg_match('/' . $gapfill_array[1] . '/i', null) !== FALSE) {
 
-               return Sensei()->question->get_question_grade( $question_id );
+				if (preg_match('/' . $gapfill_array[1] . '/i', $user_answer)) {
 
-            } else if (@preg_match('/' . $gapfill_array[1] . '/i', null) !== FALSE) {
+					return Sensei()->question->get_question_grade($question_id);
 
-                if (preg_match('/' . $gapfill_array[1] . '/i', $user_answer)) {
+				}else{
 
-                    return  Sensei()->question->get_question_grade( $question_id );
+					return false;
 
-                }else{
+				}
 
-                    return false;
+			}else{
 
-                }
+				return false;
 
-            }else{
+			}
+
+		}else{
+
+			// Case Sensitive Check that the 'gap' is "exactly" equal to the given answer
+			if ( trim(strtolower($gapfill_array[1])) == trim(strtolower( $user_answer )) ) {
+
+			   return Sensei()->question->get_question_grade( $question_id );
+
+			} else if (@preg_match('/' . $gapfill_array[1] . '/i', null) !== FALSE) {
+
+				if (preg_match('/' . $gapfill_array[1] . '/i', $user_answer)) {
+
+					return  Sensei()->question->get_question_grade( $question_id );
+
+				}else{
+
+					return false;
+
+				}
 
-                return false;
+			}else{
+
+				return false;
+
+			}
+
+		}
+
+	}
+
+	/**
+	 * Counts the lessons that have been graded manually and automatically
+	 *
+	 * @since 1.9.0
+	 * @return int $number_of_graded_lessons
+	 */
+	public static function get_graded_lessons_count(){
 
-            }
+		global $wpdb;
 
-        }
+		$comment_query_piece[ 'select']  = "SELECT   COUNT(*) AS total";
+		$comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
+		$comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade')";
+		$comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
 
-    }
+		$comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
+		$number_of_graded_lessons = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
 
-    /**
-     * Counts the lessons that have been graded manually and automatically
-     *
-     * @since 1.9.0
-     * @return int $number_of_graded_lessons
-     */
-    public static function get_graded_lessons_count(){
+		return $number_of_graded_lessons;
+	}
 
-        global $wpdb;
+	/**
+	 * Add together all the graded lesson grades
+	 *
+	 * @since 1.9.0
+	 * @return double $sum_of_all_grades
+	 */
+	public static function get_graded_lessons_sum(){
 
-        $comment_query_piece[ 'select']  = "SELECT   COUNT(*) AS total";
-        $comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
-        $comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade')";
-        $comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
+		global $wpdb;
 
-        $comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
-        $number_of_graded_lessons = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
+		$comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
+		$comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
+		$comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade')";
+		$comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
 
-        return $number_of_graded_lessons;
-    }
+		$comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
+		$sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
 
-    /**
-     * Add together all the graded lesson grades
-     *
-     * @since 1.9.0
-     * @return double $sum_of_all_grades
-     */
-    public static function get_graded_lessons_sum(){
+		return $sum_of_all_grades;
 
-        global $wpdb;
+	}
 
-        $comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
-        $comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
-        $comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade')";
-        $comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
+	/**
+	 * Get the sum of all grades for the given user.
+	 *
+	 * @since 1.9.0
+	 * @param $user_id
+	 * @return double
+	 */
+	public static function get_user_graded_lessons_sum( $user_id ){
+		global $wpdb;
 
-        $comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
-        $sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
+		$clean_user_id = esc_sql( $user_id);
+		$comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
+		$comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
+		$comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade') AND {$wpdb->comments}.user_id = {$clean_user_id} ";
+		$comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
 
-        return $sum_of_all_grades;
+		$comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
+		$sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
 
-    }
+		return $sum_of_all_grades;
+	}
 
-    /**
-     * Get the sum of all grades for the given user.
-     *
-     * @since 1.9.0
-     * @param $user_id
-     * @return double
-     */
-    public static function get_user_graded_lessons_sum( $user_id ){
-        global $wpdb;
+	/**
+	 * Get the sum of all user grades for the given lesson.
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param int lesson_id
+	 * @return double
+	 */
+	public static function get_lessons_users_grades_sum( $lesson_id ){
 
-        $clean_user_id = esc_sql( $user_id);
-        $comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
-        $comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
-        $comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade') AND {$wpdb->comments}.user_id = {$clean_user_id} ";
-        $comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
+		global $wpdb;
 
-        $comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
-        $sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
+		$clean_lesson_id = esc_sql( $lesson_id);
+		$comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
+		$comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
+		$comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade') AND {$wpdb->comments}.comment_post_ID = {$clean_lesson_id} ";
+		$comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
 
-        return $sum_of_all_grades;
-    }
+		$comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
+		$sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
 
-    /**
-     * Get the sum of all user grades for the given lesson.
-     *
-     * @since 1.9.0
-     *
-     * @param int lesson_id
-     * @return double
-     */
-    public static function get_lessons_users_grades_sum( $lesson_id ){
+		return $sum_of_all_grades;
 
-        global $wpdb;
+	}//get_lessons_user_grades_sum
 
-        $clean_lesson_id = esc_sql( $lesson_id);
-        $comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
-        $comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
-        $comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_lesson_status') AND ( {$wpdb->commentmeta}.meta_key = 'grade') AND {$wpdb->comments}.comment_post_ID = {$clean_lesson_id} ";
-        $comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
+	/**
+	 * Get the sum of all user grades for the given course.
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param int $course_id
+	 * @return double
+	 */
+	public static function get_course_users_grades_sum( $course_id ){
 
-        $comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
-        $sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
+		global $wpdb;
 
-        return $sum_of_all_grades;
+		$clean_course_id = esc_sql( $course_id);
+		$comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
+		$comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
+		$comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_course_status') AND ( {$wpdb->commentmeta}.meta_key = 'percent') AND {$wpdb->comments}.comment_post_ID = {$clean_course_id} ";
+		$comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
 
-    }//get_lessons_user_grades_sum
+		$comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
+		$sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
 
-    /**
-     * Get the sum of all user grades for the given course.
-     *
-     * @since 1.9.0
-     *
-     * @param int $course_id
-     * @return double
-     */
-    public static function get_course_users_grades_sum( $course_id ){
-
-        global $wpdb;
-
-        $clean_course_id = esc_sql( $course_id);
-        $comment_query_piece[ 'select']  = "SELECT SUM({$wpdb->commentmeta}.meta_value) AS meta_sum";
-        $comment_query_piece[ 'from']    = " FROM {$wpdb->comments}  INNER JOIN {$wpdb->commentmeta}  ON ( {$wpdb->comments}.comment_ID = {$wpdb->commentmeta}.comment_id ) ";
-        $comment_query_piece[ 'where']   = " WHERE {$wpdb->comments}.comment_type IN ('sensei_course_status') AND ( {$wpdb->commentmeta}.meta_key = 'percent') AND {$wpdb->comments}.comment_post_ID = {$clean_course_id} ";
-        $comment_query_piece[ 'orderby'] = " ORDER BY {$wpdb->comments}.comment_date_gmt DESC ";
+		return $sum_of_all_grades;
 
-        $comment_query = $comment_query_piece['select'] . $comment_query_piece['from'] . $comment_query_piece['where'] . $comment_query_piece['orderby'];
-        $sum_of_all_grades = intval( $wpdb->get_var( $comment_query, 0, 0 ) );
-
-        return $sum_of_all_grades;
-
-    }//get_lessons_user_grades_sum
+	}//get_lessons_user_grades_sum
 
 } // End Class
 

includes/class-sensei-course.php

Indentation +1492 added lines, -1492 removed lines

@@ -12,21 +12,21 @@ 
  */
 class Sensei_Course {
 
-    /**
-     * @var $token
-     */
+	/**
+	 * @var $token
+	 */
 	public $token;
 
-    /**
-     * @var array $meta_fields
-     */
+	/**
+	 * @var array $meta_fields
+	 */
 	public $meta_fields;
 
-    /**
-     * @var string|bool $my_courses_page reference to the sites
-     * my courses page, false if none was set
-     */
-    public  $my_courses_page;
+	/**
+	 * @var string|bool $my_courses_page reference to the sites
+	 * my courses page, false if none was set
+	 */
+	public  $my_courses_page;
 
 	/**
 	 * Constructor.
@@ -34,14 +34,14 @@ 
 	 */
 	public function __construct () {
 
-        $this->token = 'course';
+		$this->token = 'course';
 
 		// Setup meta fields for this post type
 		$this->meta_fields = array( 'course_prerequisite', 'course_featured', 'course_video_embed', 'course_woocommerce_product' );
 		// Admin actions
 		if ( is_admin() ) {
 			// Metabox functions
-            add_action( 'add_meta_boxes', array( $this, 'meta_box_setup' ), 20 );
+			add_action( 'add_meta_boxes', array( $this, 'meta_box_setup' ), 20 );
 			add_action( 'save_post', array( $this, 'meta_box_save' ) );
 			// Custom Write Panel Columns
 			add_filter( 'manage_edit-course_columns', array( $this, 'add_column_headings' ), 10, 1 );
@@ -57,47 +57,47 @@ 
 		// Update course completion upon grading of a quiz
 		add_action( 'sensei_user_quiz_grade', array( $this, 'update_status_after_quiz_submission' ), 10, 2 );
 
-        // show the progress bar ont he single course page
-        add_action( 'sensei_single_course_content_inside_before' , array( $this, 'the_progress_statement' ), 15 );
-        add_action( 'sensei_single_course_content_inside_before' , array( $this, 'the_progress_meter' ), 16 );
+		// show the progress bar ont he single course page
+		add_action( 'sensei_single_course_content_inside_before' , array( $this, 'the_progress_statement' ), 15 );
+		add_action( 'sensei_single_course_content_inside_before' , array( $this, 'the_progress_meter' ), 16 );
 
-        // provide an option to block all emails related to a selected course
-        add_filter( 'sensei_send_emails', array( $this, 'block_notification_emails' ) );
-        add_action( 'save_post', array( $this, 'save_course_notification_meta_box' ) );
+		// provide an option to block all emails related to a selected course
+		add_filter( 'sensei_send_emails', array( $this, 'block_notification_emails' ) );
+		add_action( 'save_post', array( $this, 'save_course_notification_meta_box' ) );
 
-        // preview lessons on the course content
-        add_action( 'sensei_course_content_inside_after',array( $this, 'the_course_free_lesson_preview' ) );
+		// preview lessons on the course content
+		add_action( 'sensei_course_content_inside_after',array( $this, 'the_course_free_lesson_preview' ) );
 
-        // the course meta
-        add_action('sensei_course_content_inside_before', array( $this, 'the_course_meta' ) );
+		// the course meta
+		add_action('sensei_course_content_inside_before', array( $this, 'the_course_meta' ) );
 
-        // backwards compatible template hooks
-        add_action('sensei_course_content_inside_before', array( $this, 'content_before_backwards_compatibility_hooks' ));
-        add_action('sensei_loop_course_before', array( $this,'loop_before_backwards_compatibility_hooks' ) );
+		// backwards compatible template hooks
+		add_action('sensei_course_content_inside_before', array( $this, 'content_before_backwards_compatibility_hooks' ));
+		add_action('sensei_loop_course_before', array( $this,'loop_before_backwards_compatibility_hooks' ) );
 
-        // add the user status on the course to the markup as a class
-        add_filter('post_class', array( __CLASS__ , 'add_course_user_status_class' ), 20, 3 );
+		// add the user status on the course to the markup as a class
+		add_filter('post_class', array( __CLASS__ , 'add_course_user_status_class' ), 20, 3 );
 
-        //filter the course query in Sensei specific instances
-        add_filter( 'pre_get_posts', array( __CLASS__, 'course_query_filter' ) );
+		//filter the course query in Sensei specific instances
+		add_filter( 'pre_get_posts', array( __CLASS__, 'course_query_filter' ) );
 
-        //attache the sorting to the course archive
-        add_action ( 'sensei_archive_before_course_loop' , array( 'Sensei_Course', 'course_archive_sorting' ) );
+		//attache the sorting to the course archive
+		add_action ( 'sensei_archive_before_course_loop' , array( 'Sensei_Course', 'course_archive_sorting' ) );
 
-        //attach the filter links to the course archive
-        add_action ( 'sensei_archive_before_course_loop' , array( 'Sensei_Course', 'course_archive_filters' ) );
+		//attach the filter links to the course archive
+		add_action ( 'sensei_archive_before_course_loop' , array( 'Sensei_Course', 'course_archive_filters' ) );
 
-        //filter the course query when featured filter is applied
-        add_filter( 'pre_get_posts',  array( __CLASS__, 'course_archive_featured_filter'));
+		//filter the course query when featured filter is applied
+		add_filter( 'pre_get_posts',  array( __CLASS__, 'course_archive_featured_filter'));
 
-        // handle the order by title post submission
-        add_filter( 'pre_get_posts',  array( __CLASS__, 'course_archive_order_by_title'));
+		// handle the order by title post submission
+		add_filter( 'pre_get_posts',  array( __CLASS__, 'course_archive_order_by_title'));
 
-        // ensure the course category page respects the manual order set for courses
-        add_filter( 'pre_get_posts',  array( __CLASS__, 'alter_course_category_order'));
+		// ensure the course category page respects the manual order set for courses
+		add_filter( 'pre_get_posts',  array( __CLASS__, 'alter_course_category_order'));
 
-        // flush rewrite rules when saving a course
-        add_action('save_post', array( 'Sensei_Course', 'flush_rewrite_rules' ) );
+		// flush rewrite rules when saving a course
+		add_action('save_post', array( 'Sensei_Course', 'flush_rewrite_rules' ) );
 
 	} // End __construct()
 
@@ -150,13 +150,13 @@ 
 		add_meta_box( 'course-video', __( 'Course Video', 'woothemes-sensei' ), array( $this, 'course_video_meta_box_content' ), $this->token, 'normal', 'default' );
 		// Add Meta Box for Course Lessons
 		add_meta_box( 'course-lessons', __( 'Course Lessons', 'woothemes-sensei' ), array( $this, 'course_lessons_meta_box_content' ), $this->token, 'normal', 'default' );
-        // Add Meta Box to link to Manage Learners
-        add_meta_box( 'course-manage', __( 'Course Management', 'woothemes-sensei' ), array( $this, 'course_manage_meta_box_content' ), $this->token, 'side', 'default' );
-        // Remove "Custom Settings" meta box.
+		// Add Meta Box to link to Manage Learners
+		add_meta_box( 'course-manage', __( 'Course Management', 'woothemes-sensei' ), array( $this, 'course_manage_meta_box_content' ), $this->token, 'side', 'default' );
+		// Remove "Custom Settings" meta box.
 		remove_meta_box( 'woothemes-settings', $this->token, 'normal' );
 
-        // add Disable email notification box
-        add_meta_box( 'course-notifications', __( 'Course Notifications', 'woothemes-sensei' ), array( $this, 'course_notification_meta_box_content' ), 'course', 'normal', 'default' );
+		// add Disable email notification box
+		add_meta_box( 'course-notifications', __( 'Course Notifications', 'woothemes-sensei' ), array( $this, 'course_notification_meta_box_content' ), 'course', 'normal', 'default' );
 
 	} // End meta_box_setup()
 
@@ -174,10 +174,10 @@ 
 		$post_args = array(	'post_type' 		=> array( 'product', 'product_variation' ),
 							'posts_per_page' 		=> -1,
 							'orderby'         	=> 'title',
-    						'order'           	=> 'DESC',
-    						'exclude' 			=> $post->ID,
-    						'post_status'		=> array( 'publish', 'private', 'draft' ),
-    						'tax_query'			=> array(
+							'order'           	=> 'DESC',
+							'exclude' 			=> $post->ID,
+							'post_status'		=> array( 'publish', 'private', 'draft' ),
+							'tax_query'			=> array(
 								array(
 									'taxonomy'	=> 'product_type',
 									'field'		=> 'slug',
@@ -205,21 +205,21 @@ 
 						$product_object = get_product( $post_item->ID );
 						$parent_id = wp_get_post_parent_id( $post_item->ID );
 
-                        if( sensei_check_woocommerce_version( '2.1' ) ) {
+						if( sensei_check_woocommerce_version( '2.1' ) ) {
 							$formatted_variation = wc_get_formatted_variation( $product_object->variation_data, true );
 
 						} else {
-                            // fall back to pre wc 2.1
+							// fall back to pre wc 2.1
 							$formatted_variation = woocommerce_get_formatted_variation( $product_object->variation_data, true );
 
 						}
 
-                        $product_name = ucwords( $formatted_variation );
-                        if( empty( $product_name ) ){
+						$product_name = ucwords( $formatted_variation );
+						if( empty( $product_name ) ){
 
-                            $product_name = __( 'Variation #', 'woothemes-sensei' ) . $product_object->variation_id;
+							$product_name = __( 'Variation #', 'woothemes-sensei' ) . $product_object->variation_id;
 
-                        }
+						}
 
 					} else {
 
@@ -269,7 +269,7 @@ 
 
 			} else {
 
-                $html .= '<p>' . "\n";
+				$html .= '<p>' . "\n";
 					$html .= esc_html( __( 'No products exist yet.', 'woothemes-sensei' ) ) . "\n";
 				$html .= '</p>'."\n";
 
@@ -295,8 +295,8 @@ 
 		$post_args = array(	'post_type' 		=> 'course',
 							'posts_per_page' 		=> -1,
 							'orderby'         	=> 'title',
-    						'order'           	=> 'DESC',
-    						'exclude' 			=> $post->ID,
+							'order'           	=> 'DESC',
+							'exclude' 			=> $post->ID,
 							'suppress_filters' 	=> 0
 							);
 		$posts_array = get_posts( $post_args );
@@ -337,7 +337,7 @@ 
 
 		$checked = '';
 		if ( isset( $course_featured ) && ( '' != $course_featured ) ) {
-	 	    $checked = checked( 'featured', $course_featured, false );
+	 		$checked = checked( 'featured', $course_featured, false );
 	 	} // End If Statement
 
 	 	$html .= '<input type="checkbox" name="course_featured" value="featured" ' . $checked . '>&nbsp;' . __( 'Feature this course', 'woothemes-sensei' ) . '<br>';
@@ -432,8 +432,8 @@ 
 			$new_meta_value = ( isset( $_POST[$post_key] ) ? sanitize_html_class( $_POST[$post_key] ) : '' );
 		} // End If Statement
 
-        // update field with the new value
-        return update_post_meta( $post_id, $meta_key, $new_meta_value );
+		// update field with the new value
+		return update_post_meta( $post_id, $meta_key, $new_meta_value );
 
 	} // End save_post_meta()
 
@@ -457,8 +457,8 @@ 
 
 		$html = '';
 		$html .= '<input type="hidden" name="' . esc_attr( 'woo_' . $this->token . '_noonce' ) . '" id="'
-                 . esc_attr( 'woo_' . $this->token . '_noonce' )
-                 . '" value="' . esc_attr( wp_create_nonce( plugin_basename(__FILE__) ) ) . '" />';
+				 . esc_attr( 'woo_' . $this->token . '_noonce' )
+				 . '" value="' . esc_attr( wp_create_nonce( plugin_basename(__FILE__) ) ) . '" />';
 
 		if ( count( $posts_array ) > 0 ) {
 
@@ -479,8 +479,8 @@ 
 			$html .= '<p>' . esc_html( __( 'No lessons exist yet for this course.', 'woothemes-sensei' ) ) . "\n";
 
 				$html .= '<a href="' . admin_url( 'post-new.php?post_type=lesson' . $course_id )
-                         . '" title="' . esc_attr( __( 'Add a Lesson', 'woothemes-sensei' ) ) . '">'
-                         . __( 'Please add some.', 'woothemes-sensei' ) . '</a>' . "\n";
+						 . '" title="' . esc_attr( __( 'Add a Lesson', 'woothemes-sensei' ) ) . '">'
+						 . __( 'Please add some.', 'woothemes-sensei' ) . '</a>' . "\n";
 
 			$html .= '</p>'."\n";
 		} // End If Statement
@@ -489,29 +489,29 @@ 
 
 	} // End course_lessons_meta_box_content()
 
-    /**
-     * course_manage_meta_box_content function.
-     *
-     * @since 1.9.0
-     * @access public
-     * @return void
-     */
+	/**
+	 * course_manage_meta_box_content function.
+	 *
+	 * @since 1.9.0
+	 * @access public
+	 * @return void
+	 */
 
-    public function course_manage_meta_box_content () {
-        global $post;
+	public function course_manage_meta_box_content () {
+		global $post;
         
-        $manage_url = esc_url( add_query_arg( array( 'page' => 'sensei_learners', 'course_id' => $post->ID, 'view' => 'learners' ), admin_url( 'admin.php') ) );
+		$manage_url = esc_url( add_query_arg( array( 'page' => 'sensei_learners', 'course_id' => $post->ID, 'view' => 'learners' ), admin_url( 'admin.php') ) );
 
-        $grading_url = esc_url( add_query_arg( array( 'page' => 'sensei_grading', 'course_id' => $post->ID, 'view' => 'learners' ), admin_url( 'admin.php') ) );
+		$grading_url = esc_url( add_query_arg( array( 'page' => 'sensei_grading', 'course_id' => $post->ID, 'view' => 'learners' ), admin_url( 'admin.php') ) );
 
 
-        echo "<ul><li><a href='$manage_url'>".__("Manage Learners", 'woothemes-sensei')."</a></li>";
+		echo "<ul><li><a href='$manage_url'>".__("Manage Learners", 'woothemes-sensei')."</a></li>";
 
-        echo "<li><a href='$grading_url'>".__("Manage Grading", 'woothemes-sensei')."</a></li></ul>";
+		echo "<li><a href='$grading_url'>".__("Manage Grading", 'woothemes-sensei')."</a></li></ul>";
 
 
 
-    } // End course_manage_meta_box_content()
+	} // End course_manage_meta_box_content()
 
 	/**
 	 * Add column headings to the "lesson" post list screen.
@@ -652,92 +652,92 @@ 
 			} // End If Statement
 		} // End If Statement
 
-        $stored_order = get_option( 'sensei_course_order', '' );
-        $order = 'ASC';
-        $orderby = 'menu_order';
-        if( empty( $stored_order ) ){
+		$stored_order = get_option( 'sensei_course_order', '' );
+		$order = 'ASC';
+		$orderby = 'menu_order';
+		if( empty( $stored_order ) ){
 
-            $order = 'DESC';
-            $orderby = 'date';
+			$order = 'DESC';
+			$orderby = 'date';
 
-        }
+		}
 
 		switch ($type) {
 
 			case 'usercourses':
 				$post_args = array(	'post_type' 		=> 'course',
 									'orderby'         	=> $orderby,
-    								'order'           	=> $order,
-    								'post_status'      	=> 'publish',
-    								'include'			=> $includes,
-    								'exclude'			=> $excludes,
-    								'suppress_filters' 	=> 0
+									'order'           	=> $order,
+									'post_status'      	=> 'publish',
+									'include'			=> $includes,
+									'exclude'			=> $excludes,
+									'suppress_filters' 	=> 0
 									);
 				break;
 			case 'freecourses':
 
-                $post_args = array(
-                    'post_type' 		=> 'course',
-                    'orderby'         	=> $orderby,
-                    'order'           	=> $order,
-                    'post_status'      	=> 'publish',
-                    'exclude'			=> $excludes,
-                    'suppress_filters' 	=> 0
-                );
-                // Sub Query to get all WooCommerce Products that have Zero price
-                $post_args['meta_query'] = Sensei_WC::get_free_courses_meta_query_args();
+				$post_args = array(
+					'post_type' 		=> 'course',
+					'orderby'         	=> $orderby,
+					'order'           	=> $order,
+					'post_status'      	=> 'publish',
+					'exclude'			=> $excludes,
+					'suppress_filters' 	=> 0
+				);
+				// Sub Query to get all WooCommerce Products that have Zero price
+				$post_args['meta_query'] = Sensei_WC::get_free_courses_meta_query_args();
 
-                break;
+				break;
 
 			case 'paidcourses':
 
-                $post_args = array(
-                    'post_type' 		=> 'course',
-                    'orderby'         	=> $orderby,
-                    'order'           	=> $order,
-                    'post_status'      	=> 'publish',
-                    'exclude'			=> $excludes,
-                    'suppress_filters' 	=> 0
-                );
+				$post_args = array(
+					'post_type' 		=> 'course',
+					'orderby'         	=> $orderby,
+					'order'           	=> $order,
+					'post_status'      	=> 'publish',
+					'exclude'			=> $excludes,
+					'suppress_filters' 	=> 0
+				);
 
-                // Sub Query to get all WooCommerce Products that have price greater than zero
-                $post_args['meta_query'] = Sensei_WC::get_paid_courses_meta_query_args();
+				// Sub Query to get all WooCommerce Products that have price greater than zero
+				$post_args['meta_query'] = Sensei_WC::get_paid_courses_meta_query_args();
 
 				break;
 
 			case 'featuredcourses':
-                $post_args = array(	'post_type' 		=> 'course',
-                                    'orderby'         	=> $orderby,
-                                    'order'           	=> $order,
-    								'post_status'      	=> 'publish',
-    								'meta_value' 		=> 'featured',
-    								'meta_key' 			=> '_course_featured',
-    								'meta_compare' 		=> '=',
-    								'exclude'			=> $excludes,
-    								'suppress_filters' 	=> 0
+				$post_args = array(	'post_type' 		=> 'course',
+									'orderby'         	=> $orderby,
+									'order'           	=> $order,
+									'post_status'      	=> 'publish',
+									'meta_value' 		=> 'featured',
+									'meta_key' 			=> '_course_featured',
+									'meta_compare' 		=> '=',
+									'exclude'			=> $excludes,
+									'suppress_filters' 	=> 0
 									);
 				break;
 			default:
 				$post_args = array(	'post_type' 		=> 'course',
-                                    'orderby'         	=> $orderby,
-                                    'order'           	=> $order,
-    								'post_status'      	=> 'publish',
-    								'exclude'			=> $excludes,
-    								'suppress_filters' 	=> 0
+									'orderby'         	=> $orderby,
+									'order'           	=> $order,
+									'post_status'      	=> 'publish',
+									'exclude'			=> $excludes,
+									'suppress_filters' 	=> 0
 									);
 				break;
 
 		}
 
-        $post_args['posts_per_page'] = $amount;
-        $paged = $wp_query->get( 'paged' );
-        $post_args['paged'] = empty( $paged) ? 1 : $paged;
+		$post_args['posts_per_page'] = $amount;
+		$paged = $wp_query->get( 'paged' );
+		$post_args['paged'] = empty( $paged) ? 1 : $paged;
 
-        if( 'newcourses' == $type ){
+		if( 'newcourses' == $type ){
 
-            $post_args[ 'orderby' ] = 'date';
-            $post_args[ 'order' ] = 'DESC';
-        }
+			$post_args[ 'orderby' ] = 'date';
+			$post_args[ 'order' ] = 'DESC';
+		}
 
 		return $post_args;
 	}
@@ -747,24 +747,24 @@ 
 	 * course_image function.
 	 *
 	 * Outputs the courses image, or first image from a lesson within a course
-     *
-     * Will echo the image unless return true is specified.
+	 *
+	 * Will echo the image unless return true is specified.
 	 *
 	 * @access public
 	 * @param int | WP_Post $course_id (default: 0)
 	 * @param string $width (default: '100')
 	 * @param string $height (default: '100')
-     * @param bool $return default false
-     *
+	 * @param bool $return default false
+	 *
 	 * @return string | void
 	 */
 	public function course_image( $course_id = 0, $width = '100', $height = '100', $return = false ) {
 
-        if ( is_a( $course_id, 'WP_Post' ) ) {
+		if ( is_a( $course_id, 'WP_Post' ) ) {
 
-	        $course_id = $course_id->ID;
+			$course_id = $course_id->ID;
 
-        }
+		}
 
 		if ( 'course' !== get_post_type( $course_id )  ){
 
@@ -827,7 +827,7 @@ 
  				// Display Image Placeholder if none
 				if ( Sensei()->settings->get( 'placeholder_images_enable' ) ) {
 
-                    $img_url = apply_filters( 'sensei_course_placeholder_image_url', '<img src="http://placehold.it/' . $width . 'x' . $height . '" class="woo-image thumbnail alignleft" />' );
+					$img_url = apply_filters( 'sensei_course_placeholder_image_url', '<img src="http://placehold.it/' . $width . 'x' . $height . '" class="woo-image thumbnail alignleft" />' );
 
 				} // End If Statement
 
@@ -841,15 +841,15 @@ 
 
 		} // End If Statement
 
-        if( $return ){
+		if( $return ){
 
-            return $html;
+			return $html;
 
-        }else{
+		}else{
 
-            echo $html;
+			echo $html;
 
-        }
+		}
 
 	} // End course_image()
 
@@ -893,9 +893,9 @@ 
 	 */
 	public function course_lessons( $course_id = 0, $post_status = 'publish', $fields = 'all' ) {
 
-        if( is_a( $course_id, 'WP_Post' ) ){
-            $course_id = $course_id->ID;
-        }
+		if( is_a( $course_id, 'WP_Post' ) ){
+			$course_id = $course_id->ID;
+		}
 
 		$post_args = array(	'post_type'         => 'lesson',
 							'posts_per_page'       => -1,
@@ -911,67 +911,67 @@ 
 							'suppress_filters'  => 0,
 							);
 		$query_results = new WP_Query( $post_args );
-        $lessons = $query_results->posts;
-
-        // re order the lessons. This could not be done via the OR meta query as there may be lessons
-        // with the course order for a different course and this should not be included. It could also not
-        // be done via the AND meta query as it excludes lesson that does not have the _order_$course_id but
-        // that have been added to the course.
-        if( count( $lessons) > 1  ){
-
-            foreach( $lessons as $lesson ){
-
-                $order = intval( get_post_meta( $lesson->ID, '_order_'. $course_id, true ) );
-                // for lessons with no order set it to be 10000 so that it show up at the end
-                $lesson->course_order = $order ? $order : 100000;
-            }
-
-            uasort( $lessons, array( $this, '_short_course_lessons_callback' )   );
-        }
-
-        /**
-         * Filter runs inside Sensei_Course::course_lessons function
-         *
-         * Returns all lessons for a given course
-         *
-         * @param array $lessons
-         * @param int $course_id
-         */
-        $lessons = apply_filters( 'sensei_course_get_lessons', $lessons, $course_id  );
-
-        //return the requested fields
-        // runs after the sensei_course_get_lessons filter so the filter always give an array of lesson
-        // objects
-        if( 'ids' == $fields ) {
-            $lesson_objects = $lessons;
-            $lessons = array();
-
-            foreach ($lesson_objects as $lesson) {
-                $lessons[] = $lesson->ID;
-            }
-        }
-
-        return $lessons;
+		$lessons = $query_results->posts;
+
+		// re order the lessons. This could not be done via the OR meta query as there may be lessons
+		// with the course order for a different course and this should not be included. It could also not
+		// be done via the AND meta query as it excludes lesson that does not have the _order_$course_id but
+		// that have been added to the course.
+		if( count( $lessons) > 1  ){
+
+			foreach( $lessons as $lesson ){
+
+				$order = intval( get_post_meta( $lesson->ID, '_order_'. $course_id, true ) );
+				// for lessons with no order set it to be 10000 so that it show up at the end
+				$lesson->course_order = $order ? $order : 100000;
+			}
+
+			uasort( $lessons, array( $this, '_short_course_lessons_callback' )   );
+		}
+
+		/**
+		 * Filter runs inside Sensei_Course::course_lessons function
+		 *
+		 * Returns all lessons for a given course
+		 *
+		 * @param array $lessons
+		 * @param int $course_id
+		 */
+		$lessons = apply_filters( 'sensei_course_get_lessons', $lessons, $course_id  );
+
+		//return the requested fields
+		// runs after the sensei_course_get_lessons filter so the filter always give an array of lesson
+		// objects
+		if( 'ids' == $fields ) {
+			$lesson_objects = $lessons;
+			$lessons = array();
+
+			foreach ($lesson_objects as $lesson) {
+				$lessons[] = $lesson->ID;
+			}
+		}
+
+		return $lessons;
 
 	} // End course_lessons()
 
-    /**
-     * Used for the uasort in $this->course_lessons()
-     * @since 1.8.0
-     * @access protected
-     *
-     * @param array $lesson_1
-     * @param array $lesson_2
-     * @return int
-     */
-    protected function _short_course_lessons_callback( $lesson_1, $lesson_2 ){
+	/**
+	 * Used for the uasort in $this->course_lessons()
+	 * @since 1.8.0
+	 * @access protected
+	 *
+	 * @param array $lesson_1
+	 * @param array $lesson_2
+	 * @return int
+	 */
+	protected function _short_course_lessons_callback( $lesson_1, $lesson_2 ){
 
-        if ( $lesson_1->course_order == $lesson_2->course_order ) {
-            return 0;
-        }
+		if ( $lesson_1->course_order == $lesson_2->course_order ) {
+			return 0;
+		}
 
-        return ($lesson_1->course_order < $lesson_2->course_order) ? -1 : 1;
-    }
+		return ($lesson_1->course_order < $lesson_2->course_order) ? -1 : 1;
+	}
 
 	/**
 	 * Fetch all quiz ids in a course
@@ -1034,15 +1034,15 @@ 
 	 */
 	public function course_author_lesson_count( $author_id = 0, $course_id = 0 ) {
 
-        $lesson_args = array(	'post_type' 		=> 'lesson',
+		$lesson_args = array(	'post_type' 		=> 'lesson',
 								'posts_per_page' 		=> -1,
-		    					'author'         	=> $author_id,
-		    					'meta_key'        	=> '_lesson_course',
-    							'meta_value'      	=> $course_id,
-    	    					'post_status'      	=> 'publish',
-    	    					'suppress_filters' 	=> 0,
+								'author'         	=> $author_id,
+								'meta_key'        	=> '_lesson_course',
+								'meta_value'      	=> $course_id,
+								'post_status'      	=> 'publish',
+								'suppress_filters' 	=> 0,
 								'fields'            => 'ids', // less data to retrieve
-		    				);
+							);
 		$lessons_array = get_posts( $lesson_args );
 		$count = count( $lessons_array );
 		return $count;
@@ -1060,17 +1060,17 @@ 
 
 		$lesson_args = array(	'post_type' 		=> 'lesson',
 								'posts_per_page' 		=> -1,
-		    					'meta_key'        	=> '_lesson_course',
-    							'meta_value'      	=> $course_id,
-    	    					'post_status'      	=> 'publish',
-    	    					'suppress_filters' 	=> 0,
+								'meta_key'        	=> '_lesson_course',
+								'meta_value'      	=> $course_id,
+								'post_status'      	=> 'publish',
+								'suppress_filters' 	=> 0,
 								'fields'            => 'ids', // less data to retrieve
-		    				);
+							);
 		$lessons_array = get_posts( $lesson_args );
 
-        $count = count( $lessons_array );
+		$count = count( $lessons_array );
 
-        return $count;
+		return $count;
 
 	} // End course_lesson_count()
 
@@ -1085,9 +1085,9 @@ 
 
 		$lesson_args = array(	'post_type' 		=> 'lesson',
 								'posts_per_page' 		=> -1,
-    	    					'post_status'      	=> 'publish',
-    	    					'suppress_filters' 	=> 0,
-    	    					'meta_query' => array(
+								'post_status'      	=> 'publish',
+								'suppress_filters' 	=> 0,
+								'meta_query' => array(
 									array(
 										'key' => '_lesson_course',
 										'value' => $course_id
@@ -1098,12 +1098,12 @@ 
 									)
 								),
 								'fields'            => 'ids', // less data to retrieve
-		    				);
+							);
 		$lessons_array = get_posts( $lesson_args );
 
 		$count = count( $lessons_array );
 
-        return $count;
+		return $count;
 
 	} // End course_lesson_count()
 
@@ -1122,8 +1122,8 @@ 
 			$post_args = array(	'post_type' 		=> 'course',
 								'posts_per_page' 		=> -1,
 								'meta_key'        	=> '_course_woocommerce_product',
-	    						'meta_value'      	=> $product_id,
-	    						'post_status'       => 'publish',
+								'meta_value'      	=> $product_id,
+								'post_status'       => 'publish',
 								'suppress_filters' 	=> 0,
 								'orderby' 			=> 'menu_order date',
 								'order' 			=> 'ASC',
@@ -1155,9 +1155,9 @@ 
 
 	/**
 	 * load_user_courses_content generates HTML for user's active & completed courses
-     *
-     * This function also ouputs the html so no need to echo the content.
-     *
+	 *
+	 * This function also ouputs the html so no need to echo the content.
+	 *
 	 * @since  1.4.0
 	 * @param  object  $user   Queried user object
 	 * @param  boolean $manage Whether the user has permission to manage the courses
@@ -1166,17 +1166,17 @@ 
 	public function load_user_courses_content( $user = false ) {
 		global $course, $my_courses_page, $my_courses_section;
 
-        if( ! isset( Sensei()->settings->settings[ 'learner_profile_show_courses' ] )
-            || ! Sensei()->settings->settings[ 'learner_profile_show_courses' ] ) {
+		if( ! isset( Sensei()->settings->settings[ 'learner_profile_show_courses' ] )
+			|| ! Sensei()->settings->settings[ 'learner_profile_show_courses' ] ) {
 
-            // do not show the content if the settings doesn't allow for it
-            return;
+			// do not show the content if the settings doesn't allow for it
+			return;
 
-        }
+		}
 
-        $manage = ( $user->ID == get_current_user_id() ) ? true : false;
+		$manage = ( $user->ID == get_current_user_id() ) ? true : false;
 
-        do_action( 'sensei_before_learner_course_content', $user );
+		do_action( 'sensei_before_learner_course_content', $user );
 
 		// Build Output HTML
 		$complete_html = $active_html = '';
@@ -1191,7 +1191,7 @@ 
 			// Logic for Active and Completed Courses
 			$per_page = 20;
 			if ( isset( Sensei()->settings->settings[ 'my_course_amount' ] )
-                && ( 0 < absint( Sensei()->settings->settings[ 'my_course_amount' ] ) ) ) {
+				&& ( 0 < absint( Sensei()->settings->settings[ 'my_course_amount' ] ) ) ) {
 
 				$per_page = absint( Sensei()->settings->settings[ 'my_course_amount' ] );
 
@@ -1237,117 +1237,117 @@ 
 					}
 				}
 
-			    // Get Course Categories
-			    $category_output = get_the_term_list( $course_item->ID, 'course-category', '', ', ', '' );
+				// Get Course Categories
+				$category_output = get_the_term_list( $course_item->ID, 'course-category', '', ', ', '' );
 
-                $active_html .= '<article class="' . esc_attr( join( ' ', get_post_class( array( 'course', 'post' ), $course_item->ID ) ) ) . '">';
+				$active_html .= '<article class="' . esc_attr( join( ' ', get_post_class( array( 'course', 'post' ), $course_item->ID ) ) ) . '">';
 
-                // Image
-                $active_html .= Sensei()->course->course_image( absint( $course_item->ID ), '100','100', true );
+				// Image
+				$active_html .= Sensei()->course->course_image( absint( $course_item->ID ), '100','100', true );
 
-                // Title
-                $active_html .= '<header>';
+				// Title
+				$active_html .= '<header>';
 
-                $active_html .= '<h2><a href="' . esc_url( get_permalink( absint( $course_item->ID ) ) ) . '" title="' . esc_attr( $course_item->post_title ) . '">' . esc_html( $course_item->post_title ) . '</a></h2>';
+				$active_html .= '<h2><a href="' . esc_url( get_permalink( absint( $course_item->ID ) ) ) . '" title="' . esc_attr( $course_item->post_title ) . '">' . esc_html( $course_item->post_title ) . '</a></h2>';
 
-                $active_html .= '</header>';
+				$active_html .= '</header>';
 
-                $active_html .= '<section class="entry">';
+				$active_html .= '<section class="entry">';
 
-                $active_html .= '<p class="sensei-course-meta">';
+				$active_html .= '<p class="sensei-course-meta">';
 
-                // Author
-                $user_info = get_userdata( absint( $course_item->post_author ) );
-                if ( isset( Sensei()->settings->settings[ 'course_author' ] )
-                    && ( Sensei()->settings->settings[ 'course_author' ] ) ) {
+				// Author
+				$user_info = get_userdata( absint( $course_item->post_author ) );
+				if ( isset( Sensei()->settings->settings[ 'course_author' ] )
+					&& ( Sensei()->settings->settings[ 'course_author' ] ) ) {
 
-                    $active_html .= '<span class="course-author">'
-                        . __( 'by ', 'woothemes-sensei' )
-                        . '<a href="' . esc_url( get_author_posts_url( absint( $course_item->post_author ) ) )
-                        . '" title="' . esc_attr( $user_info->display_name ) . '">'
-                        . esc_html( $user_info->display_name )
-                        . '</a></span>';
+					$active_html .= '<span class="course-author">'
+						. __( 'by ', 'woothemes-sensei' )
+						. '<a href="' . esc_url( get_author_posts_url( absint( $course_item->post_author ) ) )
+						. '" title="' . esc_attr( $user_info->display_name ) . '">'
+						. esc_html( $user_info->display_name )
+						. '</a></span>';
 
-                } // End If Statement
+				} // End If Statement
 
-                // Lesson count for this author
-                $lesson_count = Sensei()->course->course_lesson_count( absint( $course_item->ID ) );
-                // Handle Division by Zero
-                if ( 0 == $lesson_count ) {
+				// Lesson count for this author
+				$lesson_count = Sensei()->course->course_lesson_count( absint( $course_item->ID ) );
+				// Handle Division by Zero
+				if ( 0 == $lesson_count ) {
 
-                    $lesson_count = 1;
+					$lesson_count = 1;
 
-                } // End If Statement
-                $active_html .= '<span class="course-lesson-count">' . $lesson_count . '&nbsp;' .  __( 'Lessons', 'woothemes-sensei' ) . '</span>';
-                // Course Categories
-                if ( '' != $category_output ) {
+				} // End If Statement
+				$active_html .= '<span class="course-lesson-count">' . $lesson_count . '&nbsp;' .  __( 'Lessons', 'woothemes-sensei' ) . '</span>';
+				// Course Categories
+				if ( '' != $category_output ) {
 
-                    $active_html .= '<span class="course-category">' . sprintf( __( 'in %s', 'woothemes-sensei' ), $category_output ) . '</span>';
+					$active_html .= '<span class="course-category">' . sprintf( __( 'in %s', 'woothemes-sensei' ), $category_output ) . '</span>';
 
-                } // End If Statement
-                $active_html .= '<span class="course-lesson-progress">' . sprintf( __( '%1$d of %2$d lessons completed', 'woothemes-sensei' ) , $lessons_completed, $lesson_count  ) . '</span>';
+				} // End If Statement
+				$active_html .= '<span class="course-lesson-progress">' . sprintf( __( '%1$d of %2$d lessons completed', 'woothemes-sensei' ) , $lessons_completed, $lesson_count  ) . '</span>';
 
-                $active_html .= '</p>';
+				$active_html .= '</p>';
 
-                $active_html .= '<p class="course-excerpt">' . $course_item->post_excerpt . '</p>';
+				$active_html .= '<p class="course-excerpt">' . $course_item->post_excerpt . '</p>';
 
 
 
-                $progress_percentage = abs( round( ( doubleval( $lessons_completed ) * 100 ) / ( $lesson_count ), 0 ) );
+				$progress_percentage = abs( round( ( doubleval( $lessons_completed ) * 100 ) / ( $lesson_count ), 0 ) );
 
-                $active_html .= $this->get_progress_meter( $progress_percentage );
+				$active_html .= $this->get_progress_meter( $progress_percentage );
 
-                $active_html .= '</section>';
+				$active_html .= '</section>';
 
-                if( is_user_logged_in() ) {
+				if( is_user_logged_in() ) {
 
-                    $active_html .= '<section class="entry-actions">';
+					$active_html .= '<section class="entry-actions">';
 
-                    $active_html .= '<form method="POST" action="' . esc_url( remove_query_arg( array( 'active_page', 'completed_page' ) ) ) . '">';
+					$active_html .= '<form method="POST" action="' . esc_url( remove_query_arg( array( 'active_page', 'completed_page' ) ) ) . '">';
 
-                    $active_html .= '<input type="hidden" name="' . esc_attr( 'woothemes_sensei_complete_course_noonce' ) . '" id="' . esc_attr( 'woothemes_sensei_complete_course_noonce' ) . '" value="' . esc_attr( wp_create_nonce( 'woothemes_sensei_complete_course_noonce' ) ) . '" />';
+					$active_html .= '<input type="hidden" name="' . esc_attr( 'woothemes_sensei_complete_course_noonce' ) . '" id="' . esc_attr( 'woothemes_sensei_complete_course_noonce' ) . '" value="' . esc_attr( wp_create_nonce( 'woothemes_sensei_complete_course_noonce' ) ) . '" />';
 
-                    $active_html .= '<input type="hidden" name="course_complete_id" id="course-complete-id" value="' . esc_attr( absint( $course_item->ID ) ) . '" />';
+					$active_html .= '<input type="hidden" name="course_complete_id" id="course-complete-id" value="' . esc_attr( absint( $course_item->ID ) ) . '" />';
 
-                    if ( 0 < absint( count( $course_lessons ) )
-                        && Sensei()->settings->settings['course_completion'] == 'complete' ){
+					if ( 0 < absint( count( $course_lessons ) )
+						&& Sensei()->settings->settings['course_completion'] == 'complete' ){
 
-                        $active_html .= '<span><input name="course_complete" type="submit" class="course-complete" value="'
-                            .  __( 'Mark as Complete', 'woothemes-sensei' ) . '"/> </span>';
+						$active_html .= '<span><input name="course_complete" type="submit" class="course-complete" value="'
+							.  __( 'Mark as Complete', 'woothemes-sensei' ) . '"/> </span>';
 
-                    } // End If Statement
+					} // End If Statement
 
-                    $course_purchased = false;
-                    if ( Sensei_WC::is_woocommerce_active() ) {
+					$course_purchased = false;
+					if ( Sensei_WC::is_woocommerce_active() ) {
 
-                        // Get the product ID
-                        $wc_post_id = get_post_meta( absint( $course_item->ID ), '_course_woocommerce_product', true );
-                        if ( 0 < $wc_post_id ) {
+						// Get the product ID
+						$wc_post_id = get_post_meta( absint( $course_item->ID ), '_course_woocommerce_product', true );
+						if ( 0 < $wc_post_id ) {
 
-                            $course_purchased = Sensei_WC::has_customer_bought_product(  $user->ID, $wc_post_id );
+							$course_purchased = Sensei_WC::has_customer_bought_product(  $user->ID, $wc_post_id );
 
-                        } // End If Statement
+						} // End If Statement
 
-                    } // End If Statement
+					} // End If Statement
 
-	                /**
-	                 * documented in class-sensei-course.php the_course_action_buttons function
-	                 */
-	                $show_delete_course_button = apply_filters( 'sensei_show_delete_course_button', false );
+					/**
+					 * documented in class-sensei-course.php the_course_action_buttons function
+					 */
+					$show_delete_course_button = apply_filters( 'sensei_show_delete_course_button', false );
 
-                    if ( false == $course_purchased && $show_delete_course_button ) {
+					if ( false == $course_purchased && $show_delete_course_button ) {
 
-                        $active_html .= '<span><input name="course_complete" type="submit" class="course-delete" value="'
-                            .  __( 'Delete Course', 'woothemes-sensei' ) . '"/></span>';
+						$active_html .= '<span><input name="course_complete" type="submit" class="course-delete" value="'
+							.  __( 'Delete Course', 'woothemes-sensei' ) . '"/></span>';
 
-                    } // End If Statement
+					} // End If Statement
 
-                    $active_html .= '</form>';
+					$active_html .= '</form>';
 
-                    $active_html .= '</section>';
-                }
+					$active_html .= '</section>';
+				}
 
-                $active_html .= '</article>';
+				$active_html .= '</article>';
 			}
 
 			// Active pagination
@@ -1387,49 +1387,49 @@ 
 			foreach ( $completed_courses as $course_item ) {
 				$course = $course_item;
 
-			    // Get Course Categories
-			    $category_output = get_the_term_list( $course_item->ID, 'course-category', '', ', ', '' );
+				// Get Course Categories
+				$category_output = get_the_term_list( $course_item->ID, 'course-category', '', ', ', '' );
 
-		    	$complete_html .= '<article class="' . join( ' ', get_post_class( array( 'course', 'post' ), $course_item->ID ) ) . '">';
+				$complete_html .= '<article class="' . join( ' ', get_post_class( array( 'course', 'post' ), $course_item->ID ) ) . '">';
 
-		    	    // Image
-		    		$complete_html .= Sensei()->course->course_image( absint( $course_item->ID ),100, 100, true );
+					// Image
+					$complete_html .= Sensei()->course->course_image( absint( $course_item->ID ),100, 100, true );
 
-		    		// Title
-		    		$complete_html .= '<header>';
+					// Title
+					$complete_html .= '<header>';
 
-		    		    $complete_html .= '<h2><a href="' . esc_url( get_permalink( absint( $course_item->ID ) ) ) . '" title="' . esc_attr( $course_item->post_title ) . '">' . esc_html( $course_item->post_title ) . '</a></h2>';
+						$complete_html .= '<h2><a href="' . esc_url( get_permalink( absint( $course_item->ID ) ) ) . '" title="' . esc_attr( $course_item->post_title ) . '">' . esc_html( $course_item->post_title ) . '</a></h2>';
 
-		    		$complete_html .= '</header>';
+					$complete_html .= '</header>';
 
-		    		$complete_html .= '<section class="entry">';
+					$complete_html .= '<section class="entry">';
 
-		    			$complete_html .= '<p class="sensei-course-meta">';
+						$complete_html .= '<p class="sensei-course-meta">';
 
-		    		    	// Author
-		    		    	$user_info = get_userdata( absint( $course_item->post_author ) );
-		    		    	if ( isset( Sensei()->settings->settings[ 'course_author' ] ) && ( Sensei()->settings->settings[ 'course_author' ] ) ) {
-		    		    		$complete_html .= '<span class="course-author">' . __( 'by ', 'woothemes-sensei' ) . '<a href="' . esc_url( get_author_posts_url( absint( $course_item->post_author ) ) ) . '" title="' . esc_attr( $user_info->display_name ) . '">' . esc_html( $user_info->display_name ) . '</a></span>';
-		    		    	} // End If Statement
+							// Author
+							$user_info = get_userdata( absint( $course_item->post_author ) );
+							if ( isset( Sensei()->settings->settings[ 'course_author' ] ) && ( Sensei()->settings->settings[ 'course_author' ] ) ) {
+								$complete_html .= '<span class="course-author">' . __( 'by ', 'woothemes-sensei' ) . '<a href="' . esc_url( get_author_posts_url( absint( $course_item->post_author ) ) ) . '" title="' . esc_attr( $user_info->display_name ) . '">' . esc_html( $user_info->display_name ) . '</a></span>';
+							} // End If Statement
 
-		    		    	// Lesson count for this author
-		    		    	$complete_html .= '<span class="course-lesson-count">'
-                                . Sensei()->course->course_lesson_count( absint( $course_item->ID ) )
-                                . '&nbsp;' .  __( 'Lessons', 'woothemes-sensei' )
-                                . '</span>';
+							// Lesson count for this author
+							$complete_html .= '<span class="course-lesson-count">'
+								. Sensei()->course->course_lesson_count( absint( $course_item->ID ) )
+								. '&nbsp;' .  __( 'Lessons', 'woothemes-sensei' )
+								. '</span>';
 
-		    		    	// Course Categories
-		    		    	if ( '' != $category_output ) {
+							// Course Categories
+							if ( '' != $category_output ) {
 
-		    		    		$complete_html .= '<span class="course-category">' . sprintf( __( 'in %s', 'woothemes-sensei' ), $category_output ) . '</span>';
+								$complete_html .= '<span class="course-category">' . sprintf( __( 'in %s', 'woothemes-sensei' ), $category_output ) . '</span>';
 
-		    		    	} // End If Statement
+							} // End If Statement
 
 						$complete_html .= '</p>';
 
 						$complete_html .= '<p class="course-excerpt">' . $course_item->post_excerpt . '</p>';
 
-                        $complete_html .= $this->get_progress_meter( 100 );
+						$complete_html .= $this->get_progress_meter( 100 );
 
 						if( $manage ) {
 							$has_quizzes = Sensei()->course->course_quizzes( $course_item->ID, true );
@@ -1442,22 +1442,22 @@ 
 								if( $has_quizzes ) {
 
 									$results_link = '<a class="button view-results" href="'
-                                        . Sensei()->course_results->get_permalink( $course_item->ID )
-                                        . '">' . __( 'View results', 'woothemes-sensei' )
-                                        . '</a>';
+										. Sensei()->course_results->get_permalink( $course_item->ID )
+										. '">' . __( 'View results', 'woothemes-sensei' )
+										. '</a>';
 								}
-                                /**
-                                 * Filter documented in Sensei_Course::the_course_action_buttons
-                                 */
+								/**
+								 * Filter documented in Sensei_Course::the_course_action_buttons
+								 */
 								$complete_html .= apply_filters( 'sensei_results_links', $results_link, $course_item->ID );
 								$complete_html .= '</p>';
 
 							}
 						}
 
-		    		$complete_html .= '</section>';
+					$complete_html .= '</section>';
 
-		    	$complete_html .= '</article>';
+				$complete_html .= '</article>';
 			}
 
 			// Active pagination
@@ -1532,16 +1532,16 @@ 
 		    <?php do_action( 'sensei_before_active_user_courses' ); ?>
 
 		    <?php
-            $course_page_url = Sensei_Course::get_courses_page_url();
-            ?>
+			$course_page_url = Sensei_Course::get_courses_page_url();
+			?>
 
 		    <div id="active-courses">
 
 		    	<?php if ( '' != $active_html ) {
 
-		    		echo $active_html;
+					echo $active_html;
 
-		    	} else { ?>
+				} else { ?>
 
 		    		<div class="sensei-message info">
 
@@ -1567,9 +1567,9 @@ 
 
 		    	<?php if ( '' != $complete_html ) {
 
-		    		echo $complete_html;
+					echo $complete_html;
 
-		    	} else { ?>
+				} else { ?>
 
 		    		<div class="sensei-message info">
 
@@ -1588,356 +1588,356 @@ 
 		<?php do_action( 'sensei_after_user_courses' ); ?>
 
 		<?php
-        echo ob_get_clean();
+		echo ob_get_clean();
 
-        do_action( 'sensei_after_learner_course_content', $user );
+		do_action( 'sensei_after_learner_course_content', $user );
 
 	} // end load_user_courses_content
 
-    /**
-     * Returns a list of all courses
-     *
-     * @since 1.8.0
-     * @return array $courses{
-     *  @type $course WP_Post
-     * }
-     */
-    public static function get_all_courses(){
-
-        $args = array(
-               'post_type' => 'course',
-                'posts_per_page' 		=> -1,
-                'orderby'         	=> 'title',
-                'order'           	=> 'ASC',
-                'post_status'      	=> 'any',
-                'suppress_filters' 	=> 0,
-        );
-
-        $wp_query_obj =  new WP_Query( $args );
-
-        /**
-         * sensei_get_all_courses filter
-         *
-         * This filter runs inside Sensei_Course::get_all_courses.
-         *
-         * @param array $courses{
-         *  @type WP_Post
-         * }
-         * @param array $attributes
-         */
-        return apply_filters( 'sensei_get_all_courses' , $wp_query_obj->posts );
-
-    }// end get_all_courses
-
-    /**
-     * Generate the course meter component
-     *
-     * @since 1.8.0
-     * @param int $progress_percentage 0 - 100
-     * @return string $progress_bar_html
-     */
-    public function get_progress_meter( $progress_percentage ){
-
-        if ( 50 < $progress_percentage ) {
-            $class = ' green';
-        } elseif ( 25 <= $progress_percentage && 50 >= $progress_percentage ) {
-            $class = ' orange';
-        } else {
-            $class = ' red';
-        }
-        $progress_bar_html = '<div class="meter' . esc_attr( $class ) . '"><span style="width: ' . $progress_percentage . '%">' . round( $progress_percentage ) . '%</span></div>';
-
-        return $progress_bar_html;
-
-    }// end get_progress_meter
-
-    /**
-     * Generate a statement that tells users
-     * how far they are in the course.
-     *
-     * @param int $course_id
-     * @param int $user_id
-     *
-     * @return string $statement_html
-     */
-    public function get_progress_statement( $course_id, $user_id ){
-
-        if( empty( $course_id ) || empty( $user_id )
-        || ! Sensei_Utils::user_started_course( $course_id, $user_id ) ){
-            return '';
-        }
-
-        $completed = count( $this->get_completed_lesson_ids( $course_id, $user_id ) );
-        $total_lessons = count( $this->course_lessons( $course_id ) );
-
-        $statement = sprintf( _n('Currently completed %s lesson of %s in total', 'Currently completed %s lessons of %s in total', $completed, 'woothemes-sensei'), $completed, $total_lessons );
-
-        /**
-         * Filter the course completion statement.
-         * Default Currently completed $var lesson($plural) of $var in total
-         *
-         * @param string $statement
-         */
-        return apply_filters( 'sensei_course_completion_statement', $statement );
-
-    }// end generate_progress_statement
-
-    /**
-     * Output the course progress statement
-     *
-     * @param $course_id
-     * @return void
-     */
-    public function the_progress_statement( $course_id = 0, $user_id = 0 ){
-        if( empty( $course_id ) ){
-            global $post;
-            $course_id = $post->ID;
-        }
-
-        if( empty( $user_id ) ){
-            $user_id = get_current_user_id();
-        }
-
-        echo '<span class="progress statement  course-completion-rate">' . $this->get_progress_statement( $course_id, $user_id  ) . '</span>';
-    }
-
-    /**
-     * Output the course progress bar
-     *
-     * @param $course_id
-     * @return void
-     */
-    public function the_progress_meter( $course_id = 0, $user_id = 0 ){
-
-        if( empty( $course_id ) ){
-            global $post;
-            $course_id = $post->ID;
-        }
-
-        if( empty( $user_id ) ){
-            $user_id = get_current_user_id();
-        }
-
-        if( 'course' != get_post_type( $course_id ) || ! get_userdata( $user_id )
-            || ! Sensei_Utils::user_started_course( $course_id ,$user_id ) ){
-            return;
-        }
-        $percentage_completed = $this->get_completion_percentage( $course_id, $user_id );
-
-        echo $this->get_progress_meter( $percentage_completed );
-
-    }// end the_progress_meter
-
-    /**
-     * Checks how many lessons are completed
-     *
-     * @since 1.8.0
-     *
-     * @param int $course_id
-     * @param int $user_id
-     * @return array $completed_lesson_ids
-     */
-    public function get_completed_lesson_ids( $course_id, $user_id = 0 ){
-
-        if( !( intval( $user_id ) ) > 0 ){
-            $user_id = get_current_user_id();
-        }
+	/**
+	 * Returns a list of all courses
+	 *
+	 * @since 1.8.0
+	 * @return array $courses{
+	 *  @type $course WP_Post
+	 * }
+	 */
+	public static function get_all_courses(){
+
+		$args = array(
+			   'post_type' => 'course',
+				'posts_per_page' 		=> -1,
+				'orderby'         	=> 'title',
+				'order'           	=> 'ASC',
+				'post_status'      	=> 'any',
+				'suppress_filters' 	=> 0,
+		);
+
+		$wp_query_obj =  new WP_Query( $args );
+
+		/**
+		 * sensei_get_all_courses filter
+		 *
+		 * This filter runs inside Sensei_Course::get_all_courses.
+		 *
+		 * @param array $courses{
+		 *  @type WP_Post
+		 * }
+		 * @param array $attributes
+		 */
+		return apply_filters( 'sensei_get_all_courses' , $wp_query_obj->posts );
+
+	}// end get_all_courses
+
+	/**
+	 * Generate the course meter component
+	 *
+	 * @since 1.8.0
+	 * @param int $progress_percentage 0 - 100
+	 * @return string $progress_bar_html
+	 */
+	public function get_progress_meter( $progress_percentage ){
+
+		if ( 50 < $progress_percentage ) {
+			$class = ' green';
+		} elseif ( 25 <= $progress_percentage && 50 >= $progress_percentage ) {
+			$class = ' orange';
+		} else {
+			$class = ' red';
+		}
+		$progress_bar_html = '<div class="meter' . esc_attr( $class ) . '"><span style="width: ' . $progress_percentage . '%">' . round( $progress_percentage ) . '%</span></div>';
+
+		return $progress_bar_html;
+
+	}// end get_progress_meter
+
+	/**
+	 * Generate a statement that tells users
+	 * how far they are in the course.
+	 *
+	 * @param int $course_id
+	 * @param int $user_id
+	 *
+	 * @return string $statement_html
+	 */
+	public function get_progress_statement( $course_id, $user_id ){
+
+		if( empty( $course_id ) || empty( $user_id )
+		|| ! Sensei_Utils::user_started_course( $course_id, $user_id ) ){
+			return '';
+		}
+
+		$completed = count( $this->get_completed_lesson_ids( $course_id, $user_id ) );
+		$total_lessons = count( $this->course_lessons( $course_id ) );
+
+		$statement = sprintf( _n('Currently completed %s lesson of %s in total', 'Currently completed %s lessons of %s in total', $completed, 'woothemes-sensei'), $completed, $total_lessons );
+
+		/**
+		 * Filter the course completion statement.
+		 * Default Currently completed $var lesson($plural) of $var in total
+		 *
+		 * @param string $statement
+		 */
+		return apply_filters( 'sensei_course_completion_statement', $statement );
+
+	}// end generate_progress_statement
+
+	/**
+	 * Output the course progress statement
+	 *
+	 * @param $course_id
+	 * @return void
+	 */
+	public function the_progress_statement( $course_id = 0, $user_id = 0 ){
+		if( empty( $course_id ) ){
+			global $post;
+			$course_id = $post->ID;
+		}
+
+		if( empty( $user_id ) ){
+			$user_id = get_current_user_id();
+		}
+
+		echo '<span class="progress statement  course-completion-rate">' . $this->get_progress_statement( $course_id, $user_id  ) . '</span>';
+	}
+
+	/**
+	 * Output the course progress bar
+	 *
+	 * @param $course_id
+	 * @return void
+	 */
+	public function the_progress_meter( $course_id = 0, $user_id = 0 ){
+
+		if( empty( $course_id ) ){
+			global $post;
+			$course_id = $post->ID;
+		}
+
+		if( empty( $user_id ) ){
+			$user_id = get_current_user_id();
+		}
+
+		if( 'course' != get_post_type( $course_id ) || ! get_userdata( $user_id )
+			|| ! Sensei_Utils::user_started_course( $course_id ,$user_id ) ){
+			return;
+		}
+		$percentage_completed = $this->get_completion_percentage( $course_id, $user_id );
+
+		echo $this->get_progress_meter( $percentage_completed );
+
+	}// end the_progress_meter
+
+	/**
+	 * Checks how many lessons are completed
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param int $course_id
+	 * @param int $user_id
+	 * @return array $completed_lesson_ids
+	 */
+	public function get_completed_lesson_ids( $course_id, $user_id = 0 ){
+
+		if( !( intval( $user_id ) ) > 0 ){
+			$user_id = get_current_user_id();
+		}
+
+		$completed_lesson_ids = array();
+
+		$course_lessons = $this->course_lessons( $course_id );
+
+		foreach( $course_lessons as $lesson ){
+
+			$is_lesson_completed = Sensei_Utils::user_completed_lesson( $lesson->ID, $user_id );
+			if( $is_lesson_completed ){
+				$completed_lesson_ids[] = $lesson->ID;
+			}
+
+		}
+
+		return $completed_lesson_ids;
+
+	}// end get_completed_lesson_ids
+
+	/**
+	 * Calculate the perceantage completed in the course
+	 *
+	 * @since 1.8.0
+	 *
+	 * @param int $course_id
+	 * @param int $user_id
+	 * @return int $percentage
+	 */
+	public function get_completion_percentage( $course_id, $user_id = 0 ){
+
+		if( !( intval( $user_id ) ) > 0 ){
+			$user_id = get_current_user_id();
+		}
+
+		$completed = count( $this->get_completed_lesson_ids( $course_id, $user_id ) );
+
+		if( ! (  $completed  > 0 ) ){
+			return 0;
+		}
+
+		$total_lessons = count( $this->course_lessons( $course_id ) );
+		$percentage = $completed / $total_lessons * 100;
+
+		/**
+		 *
+		 * Filter the percentage returned for a users course.
+		 *
+		 * @param $percentage
+		 * @param $course_id
+		 * @param $user_id
+		 * @since 1.8.0
+		 */
+		return apply_filters( 'sensei_course_completion_percentage', $percentage, $course_id, $user_id );
+
+	}// end get_completed_lesson_ids
 
-        $completed_lesson_ids = array();
+	/**
+	 * Block email notifications for the specific courses
+	 * that the user disabled the notifications.
+	 *
+	 * @since 1.8.0
+	 * @param $should_send
+	 * @return bool
+	 */
+	public function block_notification_emails( $should_send ){
+		global $sensei_email_data;
+		$email = $sensei_email_data;
 
-        $course_lessons = $this->course_lessons( $course_id );
+		$course_id = '';
 
-        foreach( $course_lessons as $lesson ){
+		if( isset( $email['course_id'] ) ){
 
-            $is_lesson_completed = Sensei_Utils::user_completed_lesson( $lesson->ID, $user_id );
-            if( $is_lesson_completed ){
-                $completed_lesson_ids[] = $lesson->ID;
-            }
-
-        }
-
-        return $completed_lesson_ids;
+			$course_id = $email['course_id'];
 
-    }// end get_completed_lesson_ids
+		}elseif( isset( $email['lesson_id'] ) ){
 
-    /**
-     * Calculate the perceantage completed in the course
-     *
-     * @since 1.8.0
-     *
-     * @param int $course_id
-     * @param int $user_id
-     * @return int $percentage
-     */
-    public function get_completion_percentage( $course_id, $user_id = 0 ){
-
-        if( !( intval( $user_id ) ) > 0 ){
-            $user_id = get_current_user_id();
-        }
-
-        $completed = count( $this->get_completed_lesson_ids( $course_id, $user_id ) );
-
-        if( ! (  $completed  > 0 ) ){
-            return 0;
-        }
-
-        $total_lessons = count( $this->course_lessons( $course_id ) );
-        $percentage = $completed / $total_lessons * 100;
-
-        /**
-         *
-         * Filter the percentage returned for a users course.
-         *
-         * @param $percentage
-         * @param $course_id
-         * @param $user_id
-         * @since 1.8.0
-         */
-        return apply_filters( 'sensei_course_completion_percentage', $percentage, $course_id, $user_id );
+			$course_id = Sensei()->lesson->get_course_id( $email['lesson_id'] );
 
-    }// end get_completed_lesson_ids
+		}elseif( isset( $email['quiz_id'] ) ){
 
-    /**
-     * Block email notifications for the specific courses
-     * that the user disabled the notifications.
-     *
-     * @since 1.8.0
-     * @param $should_send
-     * @return bool
-     */
-    public function block_notification_emails( $should_send ){
-        global $sensei_email_data;
-        $email = $sensei_email_data;
+			$lesson_id = Sensei()->quiz->get_lesson_id( $email['quiz_id'] );
+			$course_id = Sensei()->lesson->get_course_id( $lesson_id );
 
-        $course_id = '';
+		}
 
-        if( isset( $email['course_id'] ) ){
+		if( !empty( $course_id ) && 'course'== get_post_type( $course_id ) ) {
 
-            $course_id = $email['course_id'];
-
-        }elseif( isset( $email['lesson_id'] ) ){
+			$course_emails_disabled = get_post_meta($course_id, 'disable_notification', true);
 
-            $course_id = Sensei()->lesson->get_course_id( $email['lesson_id'] );
+			if ($course_emails_disabled) {
 
-        }elseif( isset( $email['quiz_id'] ) ){
+				return false;
 
-            $lesson_id = Sensei()->quiz->get_lesson_id( $email['quiz_id'] );
-            $course_id = Sensei()->lesson->get_course_id( $lesson_id );
+			}
 
-        }
+		}// end if
 
-        if( !empty( $course_id ) && 'course'== get_post_type( $course_id ) ) {
-
-            $course_emails_disabled = get_post_meta($course_id, 'disable_notification', true);
-
-            if ($course_emails_disabled) {
-
-                return false;
-
-            }
-
-        }// end if
-
-        return $should_send;
-    }// end block_notification_emails
-
-    /**
-     * Render the course notification setting meta box
-     *
-     * @since 1.8.0
-     * @param $course
-     */
-    public function course_notification_meta_box_content( $course ){
-
-        $checked = get_post_meta( $course->ID , 'disable_notification', true );
-
-        // generate checked html
-        $checked_html = '';
-        if( $checked ){
-            $checked_html = 'checked="checked"';
-        }
-        wp_nonce_field( 'update-course-notification-setting','_sensei_course_notification' );
-
-        echo '<input id="disable_sensei_course_notification" '.$checked_html .' type="checkbox" name="disable_sensei_course_notification" >';
-        echo '<label for="disable_sensei_course_notification">'.__('Disable notifications on this course ?', 'woothemes-sensei'). '</label>';
-
-    }// end course_notification_meta_box_content
-
-    /**
-     * Store the setting for the course notification setting.
-     *
-     * @hooked int save_post
-     * @since 1.8.0
-     *
-     * @param $course_id
-     */
-    public function save_course_notification_meta_box( $course_id ){
-
-        if( !isset( $_POST['_sensei_course_notification']  )
-            || ! wp_verify_nonce( $_POST['_sensei_course_notification'], 'update-course-notification-setting' ) ){
-            return;
-        }
-
-        if( isset( $_POST['disable_sensei_course_notification'] ) && 'on'== $_POST['disable_sensei_course_notification']  ) {
-            $new_val = true;
-        }else{
-            $new_val = false;
-        }
-
-       update_post_meta( $course_id , 'disable_notification', $new_val );
-
-    }// end save notification meta box
-
-    /**
-     * Backwards compatibility hooks added to ensure that
-     * plugins and other parts of sensei still works.
-     *
-     * This function hooks into `sensei_course_content_inside_before`
-     *
-     * @since 1.9
-     *
-     * @param WP_Post $post
-     */
-    public function content_before_backwards_compatibility_hooks( $post_id ){
-
-        sensei_do_deprecated_action( 'sensei_course_image','1.9.0','sensei_course_content_inside_before' );
-        sensei_do_deprecated_action( 'sensei_course_archive_course_title','1.9.0','sensei_course_content_inside_before' );
-
-    }
+		return $should_send;
+	}// end block_notification_emails
 
-    /**
-     * Backwards compatibility hooks that should be hooked into sensei_loop_course_before
-     *
-     * hooked into 'sensei_loop_course_before'
-     *
-     * @since 1.9
-     *
-     * @global WP_Post $post
-     */
-    public  function loop_before_backwards_compatibility_hooks( ){
-
-        global $post;
-        sensei_do_deprecated_action( 'sensei_course_archive_header','1.9.0','sensei_course_content_inside_before', $post->post_type  );
-
-    }
-
-    /**
-     * Output a link to view course. The button text is different depending on the amount of preview lesson available.
-     *
-     * hooked into 'sensei_course_content_inside_after'
-     *
-     * @since 1.9.0
-     *
-     * @param integer $course_id
-     */
-    public function the_course_free_lesson_preview( $course_id ){
-        // Meta data
-        $course = get_post( $course_id );
-        $preview_lesson_count = intval( Sensei()->course->course_lesson_preview_count( $course->ID ) );
-        $is_user_taking_course = Sensei_Utils::user_started_course( $course->ID, get_current_user_id() );
-
-        if ( 0 < $preview_lesson_count && !$is_user_taking_course ) {
-            ?>
+	/**
+	 * Render the course notification setting meta box
+	 *
+	 * @since 1.8.0
+	 * @param $course
+	 */
+	public function course_notification_meta_box_content( $course ){
+
+		$checked = get_post_meta( $course->ID , 'disable_notification', true );
+
+		// generate checked html
+		$checked_html = '';
+		if( $checked ){
+			$checked_html = 'checked="checked"';
+		}
+		wp_nonce_field( 'update-course-notification-setting','_sensei_course_notification' );
+
+		echo '<input id="disable_sensei_course_notification" '.$checked_html .' type="checkbox" name="disable_sensei_course_notification" >';
+		echo '<label for="disable_sensei_course_notification">'.__('Disable notifications on this course ?', 'woothemes-sensei'). '</label>';
+
+	}// end course_notification_meta_box_content
+
+	/**
+	 * Store the setting for the course notification setting.
+	 *
+	 * @hooked int save_post
+	 * @since 1.8.0
+	 *
+	 * @param $course_id
+	 */
+	public function save_course_notification_meta_box( $course_id ){
+
+		if( !isset( $_POST['_sensei_course_notification']  )
+			|| ! wp_verify_nonce( $_POST['_sensei_course_notification'], 'update-course-notification-setting' ) ){
+			return;
+		}
+
+		if( isset( $_POST['disable_sensei_course_notification'] ) && 'on'== $_POST['disable_sensei_course_notification']  ) {
+			$new_val = true;
+		}else{
+			$new_val = false;
+		}
+
+	   update_post_meta( $course_id , 'disable_notification', $new_val );
+
+	}// end save notification meta box
+
+	/**
+	 * Backwards compatibility hooks added to ensure that
+	 * plugins and other parts of sensei still works.
+	 *
+	 * This function hooks into `sensei_course_content_inside_before`
+	 *
+	 * @since 1.9
+	 *
+	 * @param WP_Post $post
+	 */
+	public function content_before_backwards_compatibility_hooks( $post_id ){
+
+		sensei_do_deprecated_action( 'sensei_course_image','1.9.0','sensei_course_content_inside_before' );
+		sensei_do_deprecated_action( 'sensei_course_archive_course_title','1.9.0','sensei_course_content_inside_before' );
+
+	}
+
+	/**
+	 * Backwards compatibility hooks that should be hooked into sensei_loop_course_before
+	 *
+	 * hooked into 'sensei_loop_course_before'
+	 *
+	 * @since 1.9
+	 *
+	 * @global WP_Post $post
+	 */
+	public  function loop_before_backwards_compatibility_hooks( ){
+
+		global $post;
+		sensei_do_deprecated_action( 'sensei_course_archive_header','1.9.0','sensei_course_content_inside_before', $post->post_type  );
+
+	}
+
+	/**
+	 * Output a link to view course. The button text is different depending on the amount of preview lesson available.
+	 *
+	 * hooked into 'sensei_course_content_inside_after'
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param integer $course_id
+	 */
+	public function the_course_free_lesson_preview( $course_id ){
+		// Meta data
+		$course = get_post( $course_id );
+		$preview_lesson_count = intval( Sensei()->course->course_lesson_preview_count( $course->ID ) );
+		$is_user_taking_course = Sensei_Utils::user_started_course( $course->ID, get_current_user_id() );
+
+		if ( 0 < $preview_lesson_count && !$is_user_taking_course ) {
+			?>
             <p class="sensei-free-lessons">
                 <a href="<?php echo get_permalink(); ?>">
                     <?php _e( 'Preview this course', 'woothemes-sensei' ) ?>
@@ -1946,23 +1946,23 @@ 
             </p>
 
         <?php
-        }
-    }
+		}
+	}
 
-    /**
-     * Add course mata to the course meta hook
-     *
-     * @since 1.9.0
-     * @param integer $course_id
-     */
-    public function the_course_meta( $course_id ){
-        echo '<p class="sensei-course-meta">';
+	/**
+	 * Add course mata to the course meta hook
+	 *
+	 * @since 1.9.0
+	 * @param integer $course_id
+	 */
+	public function the_course_meta( $course_id ){
+		echo '<p class="sensei-course-meta">';
 
-        $course = get_post( $course_id );
-        $category_output = get_the_term_list( $course->ID, 'course-category', '', ', ', '' );
-        $author_display_name = get_the_author_meta( 'display_name', $course->post_author  );
+		$course = get_post( $course_id );
+		$category_output = get_the_term_list( $course->ID, 'course-category', '', ', ', '' );
+		$author_display_name = get_the_author_meta( 'display_name', $course->post_author  );
 
-        if ( isset( Sensei()->settings->settings[ 'course_author' ] ) && ( Sensei()->settings->settings[ 'course_author' ] ) ) {?>
+		if ( isset( Sensei()->settings->settings[ 'course_author' ] ) && ( Sensei()->settings->settings[ 'course_author' ] ) ) {?>
 
             <span class="course-author"><?php _e( 'by ', 'woothemes-sensei' ); ?>
 
@@ -1980,62 +1980,62 @@ 
 
         <?php } // End If Statement
 
-        // number of completed lessons
-        if( Sensei_Utils::user_started_course( $course->ID,  get_current_user_id() )
-            || Sensei_Utils::user_completed_course( $course->ID,  get_current_user_id() )  ){
+		// number of completed lessons
+		if( Sensei_Utils::user_started_course( $course->ID,  get_current_user_id() )
+			|| Sensei_Utils::user_completed_course( $course->ID,  get_current_user_id() )  ){
 
-            $completed = count( $this->get_completed_lesson_ids( $course->ID, get_current_user_id() ) );
-            $lesson_count = count( $this->course_lessons( $course->ID ) );
-            echo '<span class="course-lesson-progress">' . sprintf( __( '%1$d of %2$d lessons completed', 'woothemes-sensei' ) , $completed, $lesson_count  ) . '</span>';
+			$completed = count( $this->get_completed_lesson_ids( $course->ID, get_current_user_id() ) );
+			$lesson_count = count( $this->course_lessons( $course->ID ) );
+			echo '<span class="course-lesson-progress">' . sprintf( __( '%1$d of %2$d lessons completed', 'woothemes-sensei' ) , $completed, $lesson_count  ) . '</span>';
 
-        }
+		}
 
-        sensei_simple_course_price( $course->ID );
+		sensei_simple_course_price( $course->ID );
 
-        echo '</p>';
-    } // end the course meta
+		echo '</p>';
+	} // end the course meta
 
-    /**
-     * Filter the classes attached to a post types for courses
-     * and add a status class for when the user is logged in.
-     *
-     * @param $classes
-     * @param $class
-     * @param $post_id
-     *
-     * @return array $classes
-     */
-    public static function add_course_user_status_class( $classes, $class, $course_id ){
+	/**
+	 * Filter the classes attached to a post types for courses
+	 * and add a status class for when the user is logged in.
+	 *
+	 * @param $classes
+	 * @param $class
+	 * @param $post_id
+	 *
+	 * @return array $classes
+	 */
+	public static function add_course_user_status_class( $classes, $class, $course_id ){
 
-        if( 'course' == get_post_type( $course_id )  &&  is_user_logged_in() ){
+		if( 'course' == get_post_type( $course_id )  &&  is_user_logged_in() ){
 
-            if( Sensei_Utils::user_completed_course( $course_id, get_current_user_id() ) ){
+			if( Sensei_Utils::user_completed_course( $course_id, get_current_user_id() ) ){
 
-                $classes[] = 'user-status-completed';
+				$classes[] = 'user-status-completed';
 
-            }else{
+			}else{
 
-                $classes[] = 'user-status-active';
+				$classes[] = 'user-status-active';
 
-            }
+			}
 
-        }
+		}
 
-        return $classes;
+		return $classes;
 
-    }// end add_course_user_status_class
+	}// end add_course_user_status_class
 
-    /**
-     * Prints out the course action buttons links
-     *
-     * - complete course
-     * - delete course
-     *
-     * @param WP_Post $course
-     */
-    public static function the_course_action_buttons( $course ){
+	/**
+	 * Prints out the course action buttons links
+	 *
+	 * - complete course
+	 * - delete course
+	 *
+	 * @param WP_Post $course
+	 */
+	public static function the_course_action_buttons( $course ){
 
-        if( is_user_logged_in() ) { ?>
+		if( is_user_logged_in() ) { ?>
 
             <section class="entry-actions">
                 <form method="POST" action="<?php  echo esc_url( remove_query_arg( array( 'active_page', 'completed_page' ) ) ); ?>">
@@ -2049,63 +2049,63 @@ 
                     <input type="hidden" name="course_complete_id" id="course-complete-id" value="<?php esc_attr_e( intval( $course->ID ) ); ?>" />
 
                     <?php if ( 0 < absint( count( Sensei()->course->course_lessons( $course->ID ) ) )
-                        && Sensei()->settings->settings['course_completion'] == 'complete'
-                        && ! Sensei_Utils::user_completed_course( $course, get_current_user_id() )) { ?>
+						&& Sensei()->settings->settings['course_completion'] == 'complete'
+						&& ! Sensei_Utils::user_completed_course( $course, get_current_user_id() )) { ?>
 
                         <span><input name="course_complete" type="submit" class="course-complete" value="<?php  _e( 'Mark as Complete', 'woothemes-sensei' ); ?>" /></span>
 
                    <?php  } // End If Statement
 
-                    $course_purchased = false;
-                    if ( Sensei_WC::is_woocommerce_active() ) {
-                        // Get the product ID
-                        $wc_post_id = get_post_meta( intval( $course->ID ), '_course_woocommerce_product', true );
-                        if ( 0 < $wc_post_id ) {
-
-                            $user = wp_get_current_user();
-                            $course_purchased = Sensei_Utils::sensei_customer_bought_product( $user->user_email, $user->ID, $wc_post_id );
-
-                        } // End If Statement
-                    } // End If Statement
-
-                    /**
-                     * Hide or show the delete course button.
-                     *
-                     * This button on shows in certain instances, but this filter will hide it in those
-                     * cases. For other instances the button will be hidden.
-                     *
-                     * @since 1.9.0
-                     * @param bool $show_delete_course_button defaults to false
-                     */
-                    $show_delete_course_button = apply_filters( 'sensei_show_delete_course_button', false );
-
-                    if ( ! $course_purchased
-                         && ! Sensei_Utils::user_completed_course( $course->ID, get_current_user_id() )
-                         && $show_delete_course_button ) { ?>
+					$course_purchased = false;
+					if ( Sensei_WC::is_woocommerce_active() ) {
+						// Get the product ID
+						$wc_post_id = get_post_meta( intval( $course->ID ), '_course_woocommerce_product', true );
+						if ( 0 < $wc_post_id ) {
+
+							$user = wp_get_current_user();
+							$course_purchased = Sensei_Utils::sensei_customer_bought_product( $user->user_email, $user->ID, $wc_post_id );
+
+						} // End If Statement
+					} // End If Statement
+
+					/**
+					 * Hide or show the delete course button.
+					 *
+					 * This button on shows in certain instances, but this filter will hide it in those
+					 * cases. For other instances the button will be hidden.
+					 *
+					 * @since 1.9.0
+					 * @param bool $show_delete_course_button defaults to false
+					 */
+					$show_delete_course_button = apply_filters( 'sensei_show_delete_course_button', false );
+
+					if ( ! $course_purchased
+						 && ! Sensei_Utils::user_completed_course( $course->ID, get_current_user_id() )
+						 && $show_delete_course_button ) { ?>
 
                         <span><input name="course_complete" type="submit" class="course-delete" value="<?php echo __( 'Delete Course', 'woothemes-sensei' ); ?>"/></span>
 
                     <?php } // End If Statement
 
-                    $has_quizzes = Sensei()->course->course_quizzes( $course->ID, true );
-                    $results_link = '';
-                    if( $has_quizzes ){
-                        $results_link = '<a class="button view-results" href="' . Sensei()->course_results->get_permalink( $course->ID ) . '">' . __( 'View results', 'woothemes-sensei' ) . '</a>';
-                    }
+					$has_quizzes = Sensei()->course->course_quizzes( $course->ID, true );
+					$results_link = '';
+					if( $has_quizzes ){
+						$results_link = '<a class="button view-results" href="' . Sensei()->course_results->get_permalink( $course->ID ) . '">' . __( 'View results', 'woothemes-sensei' ) . '</a>';
+					}
 
-                    // Output only if there is content to display
-                    if ( has_filter( 'sensei_results_links' ) || $has_quizzes ) { ?>
+					// Output only if there is content to display
+					if ( has_filter( 'sensei_results_links' ) || $has_quizzes ) { ?>
 
                         <p class="sensei-results-links">
                             <?php
-                            /**
-                             * Filter the results links
-                             *
-                             * @param string $results_links_html
-                             * @param integer $course_id
-                             */
-                            echo apply_filters( 'sensei_results_links', $results_link, $course->ID );
-                            ?>
+							/**
+							 * Filter the results links
+							 *
+							 * @param string $results_links_html
+							 * @param integer $course_id
+							 */
+							echo apply_filters( 'sensei_results_links', $results_link, $course->ID );
+							?>
                         </p>
 
                     <?php } // end if has filter  ?>
@@ -2114,476 +2114,476 @@ 
 
         <?php  }// end if is user logged in
 
-    }// end the_course_action_buttons
-
-    /**
-     * This function alter the main query on the course archive page.
-     * This also gives Sensei specific filters that allows variables to be altered specifically on the course archive.
-     *
-     * This function targets only the course archives and the my courses page. Shortcodes can set their own
-     * query parameters via the arguments.
-     *
-     * This function is hooked into pre_get_posts filter
-     *
-     * @since 1.9.0
-     *
-     * @param WP_Query $query
-     * @return WP_Query $query
-     */
-    public static function course_query_filter( $query ){
-
-        // exit early for no course queries and admin queries
-        if( is_admin( ) || 'course' != $query->get( 'post_type' ) ){
-            return $query;
-        }
-
-        global $post; // used to get the current page id for my courses
-
-        // for the course archive page
-        if( $query->is_main_query() && is_post_type_archive('course') )
-        {
-            /**
-             * sensei_archive_courses_per_page
-             *
-             * Sensei courses per page on the course
-             * archive
-             *
-             * @since 1.9.0
-             * @param integer $posts_per_page default 10
-             */
-            $query->set( 'posts_per_page', apply_filters( 'sensei_archive_courses_per_page', 10 ) );
-
-        }
-        // for the my courses page
-        elseif( is_page() && Sensei()->settings->get( 'my_course_page' ) == $post->ID  )
-        {
-            /**
-             * sensei_my_courses_per_page
-             *
-             * Sensei courses per page on the my courses page
-             * as set in the settings
-             *
-             * @since 1.9.0
-             * @param integer $posts_per_page default 10
-             */
-            $query->set( 'posts_per_page', apply_filters( 'sensei_my_courses_per_page', 10 ) );
-
-        }
-
-        return $query;
-
-    }// end course_query_filter
-
-    /**
-     * Determine the class of the course loop
-     *
-     * This will output .first or .last and .course-item-number-x
-     *
-     * @return array $extra_classes
-     * @since 1.9.0
-     */
-    public static function get_course_loop_content_class ()
-    {
-
-        global $sensei_course_loop;
-
-
-        if( !isset( $sensei_course_loop ) ){
-            $sensei_course_loop = array();
-        }
-
-        if (!isset($sensei_course_loop['counter'])) {
-            $sensei_course_loop['counter'] = 0;
-        }
-
-        if (!isset($sensei_course_loop['columns'])) {
-            $sensei_course_loop['columns'] = self::get_loop_number_of_columns();
-        }
-
-        // increment the counter
-        $sensei_course_loop['counter']++;
-
-        $extra_classes = array();
-        if( 0 == ( $sensei_course_loop['counter'] - 1 ) % $sensei_course_loop['columns'] || 1 == $sensei_course_loop['columns']  ){
-            $extra_classes[] = 'first';
-        }
-
-        if( 0 == $sensei_course_loop['counter'] % $sensei_course_loop['columns']  ){
-            $extra_classes[] = 'last';
-        }
-
-        // add the item number to the classes as well.
-        $extra_classes[] = 'loop-item-number-'. $sensei_course_loop['counter'];
-
-        /**
-         * Filter the course loop class the fires in the  in get_course_loop_content_class function
-         * which is called from the course loop content-course.php
-         *
-         * @since 1.9.0
-         *
-         * @param array $extra_classes
-         * @param WP_Post $loop_current_course
-         */
-        return apply_filters( 'sensei_course_loop_content_class', $extra_classes ,get_post() );
-
-    }// end get_course_loop_class
-
-    /**
-     * Get the number of columns set for Sensei courses
-     *
-     * @since 1.9.0
-     * @return mixed|void
-     */
-    public static function get_loop_number_of_columns(){
-
-        /**
-         * Filter the number of columns on the course archive page.
-         *
-         * @since 1.9.0
-         * @param int $number_of_columns default 1
-         */
-        return apply_filters('sensei_course_loop_number_of_columns', 1);
-
-    }
-
-    /**
-     * Output the course archive filter markup
-     *
-     * hooked into sensei_loop_course_before
-     *
-     * @since 1.9.0
-     * @param
-     */
-    public static function course_archive_sorting( $query ){
-
-        // don't show on category pages and other pages
-        if( ! is_archive(  'course ') || is_tax('course-category') ){
-            return;
-        }
-
-        /**
-         * Filter the sensei archive course order by values
-         *
-         * @since 1.9.0
-         * @param array $options {
-         *  @type string $option_value
-         *  @type string $option_string
-         * }
-         */
-        $course_order_by_options = apply_filters( 'sensei_archive_course_order_by_options', array(
-            "newness"     => __( "Sort by newest first", "woothemes-sensei"),
-            "title"       => __( "Sort by title A-Z", "woothemes-sensei" ),
-        ));
-
-        // setup the currently selected item
-        $selected = 'newness';
-        if( isset( $_GET['orderby'] ) ){
-
-            $selected =  $_GET[ 'orderby' ];
-
-        }
-
-        ?>
+	}// end the_course_action_buttons
+
+	/**
+	 * This function alter the main query on the course archive page.
+	 * This also gives Sensei specific filters that allows variables to be altered specifically on the course archive.
+	 *
+	 * This function targets only the course archives and the my courses page. Shortcodes can set their own
+	 * query parameters via the arguments.
+	 *
+	 * This function is hooked into pre_get_posts filter
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param WP_Query $query
+	 * @return WP_Query $query
+	 */
+	public static function course_query_filter( $query ){
+
+		// exit early for no course queries and admin queries
+		if( is_admin( ) || 'course' != $query->get( 'post_type' ) ){
+			return $query;
+		}
+
+		global $post; // used to get the current page id for my courses
+
+		// for the course archive page
+		if( $query->is_main_query() && is_post_type_archive('course') )
+		{
+			/**
+			 * sensei_archive_courses_per_page
+			 *
+			 * Sensei courses per page on the course
+			 * archive
+			 *
+			 * @since 1.9.0
+			 * @param integer $posts_per_page default 10
+			 */
+			$query->set( 'posts_per_page', apply_filters( 'sensei_archive_courses_per_page', 10 ) );
+
+		}
+		// for the my courses page
+		elseif( is_page() && Sensei()->settings->get( 'my_course_page' ) == $post->ID  )
+		{
+			/**
+			 * sensei_my_courses_per_page
+			 *
+			 * Sensei courses per page on the my courses page
+			 * as set in the settings
+			 *
+			 * @since 1.9.0
+			 * @param integer $posts_per_page default 10
+			 */
+			$query->set( 'posts_per_page', apply_filters( 'sensei_my_courses_per_page', 10 ) );
+
+		}
+
+		return $query;
+
+	}// end course_query_filter
+
+	/**
+	 * Determine the class of the course loop
+	 *
+	 * This will output .first or .last and .course-item-number-x
+	 *
+	 * @return array $extra_classes
+	 * @since 1.9.0
+	 */
+	public static function get_course_loop_content_class ()
+	{
+
+		global $sensei_course_loop;
+
+
+		if( !isset( $sensei_course_loop ) ){
+			$sensei_course_loop = array();
+		}
+
+		if (!isset($sensei_course_loop['counter'])) {
+			$sensei_course_loop['counter'] = 0;
+		}
+
+		if (!isset($sensei_course_loop['columns'])) {
+			$sensei_course_loop['columns'] = self::get_loop_number_of_columns();
+		}
+
+		// increment the counter
+		$sensei_course_loop['counter']++;
+
+		$extra_classes = array();
+		if( 0 == ( $sensei_course_loop['counter'] - 1 ) % $sensei_course_loop['columns'] || 1 == $sensei_course_loop['columns']  ){
+			$extra_classes[] = 'first';
+		}
+
+		if( 0 == $sensei_course_loop['counter'] % $sensei_course_loop['columns']  ){
+			$extra_classes[] = 'last';
+		}
+
+		// add the item number to the classes as well.
+		$extra_classes[] = 'loop-item-number-'. $sensei_course_loop['counter'];
+
+		/**
+		 * Filter the course loop class the fires in the  in get_course_loop_content_class function
+		 * which is called from the course loop content-course.php
+		 *
+		 * @since 1.9.0
+		 *
+		 * @param array $extra_classes
+		 * @param WP_Post $loop_current_course
+		 */
+		return apply_filters( 'sensei_course_loop_content_class', $extra_classes ,get_post() );
+
+	}// end get_course_loop_class
+
+	/**
+	 * Get the number of columns set for Sensei courses
+	 *
+	 * @since 1.9.0
+	 * @return mixed|void
+	 */
+	public static function get_loop_number_of_columns(){
+
+		/**
+		 * Filter the number of columns on the course archive page.
+		 *
+		 * @since 1.9.0
+		 * @param int $number_of_columns default 1
+		 */
+		return apply_filters('sensei_course_loop_number_of_columns', 1);
+
+	}
+
+	/**
+	 * Output the course archive filter markup
+	 *
+	 * hooked into sensei_loop_course_before
+	 *
+	 * @since 1.9.0
+	 * @param
+	 */
+	public static function course_archive_sorting( $query ){
+
+		// don't show on category pages and other pages
+		if( ! is_archive(  'course ') || is_tax('course-category') ){
+			return;
+		}
+
+		/**
+		 * Filter the sensei archive course order by values
+		 *
+		 * @since 1.9.0
+		 * @param array $options {
+		 *  @type string $option_value
+		 *  @type string $option_string
+		 * }
+		 */
+		$course_order_by_options = apply_filters( 'sensei_archive_course_order_by_options', array(
+			"newness"     => __( "Sort by newest first", "woothemes-sensei"),
+			"title"       => __( "Sort by title A-Z", "woothemes-sensei" ),
+		));
+
+		// setup the currently selected item
+		$selected = 'newness';
+		if( isset( $_GET['orderby'] ) ){
+
+			$selected =  $_GET[ 'orderby' ];
+
+		}
+
+		?>
 
         <form class="sensei-ordering" name="sensei-course-order" action="<?php echo esc_attr( Sensei_Utils::get_current_url() ) ; ?>" method="POST">
             <select name="course-orderby" class="orderby">
                 <?php
-                foreach( $course_order_by_options as $value => $text ){
+				foreach( $course_order_by_options as $value => $text ){
 
-                    echo '<option value="'. $value . ' "' . selected( $selected, $value, false ) . '>'. $text. '</option>';
+					echo '<option value="'. $value . ' "' . selected( $selected, $value, false ) . '>'. $text. '</option>';
 
-                }
-                ?>
+				}
+				?>
             </select>
         </form>
 
     <?php
-    }// end course archive filters
-
-    /**
-     * Output the course archive filter markup
-     *
-     * hooked into sensei_loop_course_before
-     *
-     * @since 1.9.0
-     * @param
-     */
-    public static function course_archive_filters( $query ){
-
-        // don't show on category pages
-        if( is_tax('course-category') ){
-            return;
-        }
-
-        /**
-         * filter the course archive filter buttons
-         *
-         * @since 1.9.0
-         * @param array $filters{
-         *   @type array ( $id, $url , $title )
-         * }
-         *
-         */
-        $filters = apply_filters( 'sensei_archive_course_filter_by_options', array(
-            array( 'id' => 'all', 'url' => self::get_courses_page_url(), 'title'=> __( 'All', 'woothemes-sensei' ) ),
-            array( 'id' => 'featured', 'url' => add_query_arg( array( 'course_filter'=>'featured'), self::get_courses_page_url()  ), 'title'=> __( 'Featured', 'woothemes-sensei' ) ),
-        ));
-
-
-        ?>
+	}// end course archive filters
+
+	/**
+	 * Output the course archive filter markup
+	 *
+	 * hooked into sensei_loop_course_before
+	 *
+	 * @since 1.9.0
+	 * @param
+	 */
+	public static function course_archive_filters( $query ){
+
+		// don't show on category pages
+		if( is_tax('course-category') ){
+			return;
+		}
+
+		/**
+		 * filter the course archive filter buttons
+		 *
+		 * @since 1.9.0
+		 * @param array $filters{
+		 *   @type array ( $id, $url , $title )
+		 * }
+		 *
+		 */
+		$filters = apply_filters( 'sensei_archive_course_filter_by_options', array(
+			array( 'id' => 'all', 'url' => self::get_courses_page_url(), 'title'=> __( 'All', 'woothemes-sensei' ) ),
+			array( 'id' => 'featured', 'url' => add_query_arg( array( 'course_filter'=>'featured'), self::get_courses_page_url()  ), 'title'=> __( 'Featured', 'woothemes-sensei' ) ),
+		));
+
+
+		?>
         <ul class="sensei-course-filters clearfix" >
             <?php
 
-            //determine the current active url
-            $current_url = Sensei_Utils::get_current_url();
+			//determine the current active url
+			$current_url = Sensei_Utils::get_current_url();
 
-            foreach( $filters as $filter ) {
+			foreach( $filters as $filter ) {
 
-                $active_class =  $current_url == $filter['url'] ? ' class="active" ' : '';
+				$active_class =  $current_url == $filter['url'] ? ' class="active" ' : '';
 
-                echo '<li><a '. $active_class .' id="'. $filter['id'] .'" href="'. esc_url( $filter['url'] ).'" >'. $filter['title']  .'</a></li>';
+				echo '<li><a '. $active_class .' id="'. $filter['id'] .'" href="'. esc_url( $filter['url'] ).'" >'. $filter['title']  .'</a></li>';
 
-            }
-            ?>
+			}
+			?>
 
         </ul>
 
         <?php
 
-    }
+	}
 
-    /**
-     * if the featured link is clicked on the course archive page
-     * filter the courses returned to only show those featured
-     *
-     * Hooked into pre_get_posts
-     *
-     * @since 1.9.0
-     * @param WP_Query $query
-     * @return WP_Query $query
-     */
-    public static function course_archive_featured_filter( $query ){
-
-        if( isset ( $_GET[ 'course_filter' ] ) && 'featured'== $_GET['course_filter'] && $query->is_main_query()  ){
-            //setup meta query for featured courses
-            $query->set( 'meta_value', 'featured'  );
-            $query->set( 'meta_key', '_course_featured'  );
-            $query->set( 'meta_compare', '='  );
-        }
-
-        return $query;
-    }
-
-    /**
-     * if the course order drop down is changed
-     *
-     * Hooked into pre_get_posts
-     *
-     * @since 1.9.0
-     * @param WP_Query $query
-     * @return WP_Query $query
-     */
-    public static function course_archive_order_by_title( $query ){
-
-        if( isset ( $_POST[ 'course-orderby' ] ) && 'title '== $_POST['course-orderby']
-            && 'course'== $query->get('post_type') && $query->is_main_query()  ){
-            // setup the order by title for this query
-            $query->set( 'orderby', 'title'  );
-            $query->set( 'order', 'ASC'  );
-        }
-
-        return $query;
-    }
-
-
-    /**
-     * Get the link to the courses page. This will be the course post type archive
-     * page link or the page the user set in their settings
-     *
-     * @since 1.9.0
-     * @return string $course_page_url
-     */
-    public static function get_courses_page_url(){
-
-        $course_page_id = intval( Sensei()->settings->settings[ 'course_page' ] );
-        $course_page_url = empty( $course_page_id ) ? get_post_type_archive_link('course') : get_permalink( $course_page_id );
+	/**
+	 * if the featured link is clicked on the course archive page
+	 * filter the courses returned to only show those featured
+	 *
+	 * Hooked into pre_get_posts
+	 *
+	 * @since 1.9.0
+	 * @param WP_Query $query
+	 * @return WP_Query $query
+	 */
+	public static function course_archive_featured_filter( $query ){
 
-        return $course_page_url;
-
-    }// get_course_url
+		if( isset ( $_GET[ 'course_filter' ] ) && 'featured'== $_GET['course_filter'] && $query->is_main_query()  ){
+			//setup meta query for featured courses
+			$query->set( 'meta_value', 'featured'  );
+			$query->set( 'meta_key', '_course_featured'  );
+			$query->set( 'meta_compare', '='  );
+		}
 
-    /**
-     * Output the headers on the course archive page
-     *
-     * Hooked into the sensei_archive_title
-     *
-     * @since 1.9.0
-     * @param string $query_type
-     * @param string $before_html
-     * @param string $after_html
-     * @return void
-     */
-    public static function archive_header( $query_type ='' , $before_html='', $after_html =''  ){
+		return $query;
+	}
 
-        if( ! is_post_type_archive('course') ){
-            return;
-        }
+	/**
+	 * if the course order drop down is changed
+	 *
+	 * Hooked into pre_get_posts
+	 *
+	 * @since 1.9.0
+	 * @param WP_Query $query
+	 * @return WP_Query $query
+	 */
+	public static function course_archive_order_by_title( $query ){
 
-        // deprecated since 1.9.0
-        sensei_do_deprecated_action('sensei_archive_title','1.9.0','sensei_archive_before_course_loop');
+		if( isset ( $_POST[ 'course-orderby' ] ) && 'title '== $_POST['course-orderby']
+			&& 'course'== $query->get('post_type') && $query->is_main_query()  ){
+			// setup the order by title for this query
+			$query->set( 'orderby', 'title'  );
+			$query->set( 'order', 'ASC'  );
+		}
 
-        $html = '';
+		return $query;
+	}
 
-        if( empty( $before_html ) ){
 
-            $before_html = '<header class="archive-header"><h1>';
+	/**
+	 * Get the link to the courses page. This will be the course post type archive
+	 * page link or the page the user set in their settings
+	 *
+	 * @since 1.9.0
+	 * @return string $course_page_url
+	 */
+	public static function get_courses_page_url(){
 
-        }
+		$course_page_id = intval( Sensei()->settings->settings[ 'course_page' ] );
+		$course_page_url = empty( $course_page_id ) ? get_post_type_archive_link('course') : get_permalink( $course_page_id );
 
-        if( empty( $after_html ) ){
+		return $course_page_url;
 
-            $after_html = '</h1></header>';
+	}// get_course_url
 
-        }
+	/**
+	 * Output the headers on the course archive page
+	 *
+	 * Hooked into the sensei_archive_title
+	 *
+	 * @since 1.9.0
+	 * @param string $query_type
+	 * @param string $before_html
+	 * @param string $after_html
+	 * @return void
+	 */
+	public static function archive_header( $query_type ='' , $before_html='', $after_html =''  ){
 
-        if ( is_tax( 'course-category' ) ) {
+		if( ! is_post_type_archive('course') ){
+			return;
+		}
 
-            global $wp_query;
+		// deprecated since 1.9.0
+		sensei_do_deprecated_action('sensei_archive_title','1.9.0','sensei_archive_before_course_loop');
 
-            $taxonomy_obj = $wp_query->get_queried_object();
-            $taxonomy_short_name = $taxonomy_obj->taxonomy;
-            $taxonomy_raw_obj = get_taxonomy( $taxonomy_short_name );
-            $title = sprintf( __( '%1$s Archives: %2$s', 'woothemes-sensei' ), $taxonomy_raw_obj->labels->name, $taxonomy_obj->name );
-            echo apply_filters( 'course_category_archive_title', $before_html . $title . $after_html );
-            return;
+		$html = '';
 
-        } // End If Statement
+		if( empty( $before_html ) ){
 
-        switch ( $query_type ) {
-            case 'newcourses':
-                $html .= $before_html . __( 'New Courses', 'woothemes-sensei' ) . $after_html;
-                break;
-            case 'featuredcourses':
-                $html .= $before_html .  __( 'Featured Courses', 'woothemes-sensei' ) . $after_html;
-                break;
-            case 'freecourses':
-                $html .= $before_html .  __( 'Free Courses', 'woothemes-sensei' ) . $after_html;
-                break;
-            case 'paidcourses':
-                $html .= $before_html .  __( 'Paid Courses', 'woothemes-sensei' ) . $after_html;
-                break;
-            default:
-                $html .= $before_html . __( 'Courses', 'woothemes-sensei' ) . $after_html;
-                break;
-        } // End Switch Statement
+			$before_html = '<header class="archive-header"><h1>';
 
-        echo apply_filters( 'course_archive_title', $html );
+		}
 
-    }//course_archive_header
+		if( empty( $after_html ) ){
 
+			$after_html = '</h1></header>';
 
-    /**
-     * Filter the single course content
-     * taking into account if the user has access.
-     *
-     * @1.9.0
-     *
-     * @param string $content
-     * @return string $content or $excerpt
-     */
-    public static function single_course_content( $content ){
+		}
 
-        if( ! is_singular('course') ){
+		if ( is_tax( 'course-category' ) ) {
 
-            return $content;
+			global $wp_query;
 
-        }
+			$taxonomy_obj = $wp_query->get_queried_object();
+			$taxonomy_short_name = $taxonomy_obj->taxonomy;
+			$taxonomy_raw_obj = get_taxonomy( $taxonomy_short_name );
+			$title = sprintf( __( '%1$s Archives: %2$s', 'woothemes-sensei' ), $taxonomy_raw_obj->labels->name, $taxonomy_obj->name );
+			echo apply_filters( 'course_category_archive_title', $before_html . $title . $after_html );
+			return;
+
+		} // End If Statement
+
+		switch ( $query_type ) {
+			case 'newcourses':
+				$html .= $before_html . __( 'New Courses', 'woothemes-sensei' ) . $after_html;
+				break;
+			case 'featuredcourses':
+				$html .= $before_html .  __( 'Featured Courses', 'woothemes-sensei' ) . $after_html;
+				break;
+			case 'freecourses':
+				$html .= $before_html .  __( 'Free Courses', 'woothemes-sensei' ) . $after_html;
+				break;
+			case 'paidcourses':
+				$html .= $before_html .  __( 'Paid Courses', 'woothemes-sensei' ) . $after_html;
+				break;
+			default:
+				$html .= $before_html . __( 'Courses', 'woothemes-sensei' ) . $after_html;
+				break;
+		} // End Switch Statement
+
+		echo apply_filters( 'course_archive_title', $html );
 
-        // Content Access Permissions
-        $access_permission = false;
+	}//course_archive_header
 
-        if ( ! Sensei()->settings->get('access_permission')  || sensei_all_access() ) {
 
-            $access_permission = true;
+	/**
+	 * Filter the single course content
+	 * taking into account if the user has access.
+	 *
+	 * @1.9.0
+	 *
+	 * @param string $content
+	 * @return string $content or $excerpt
+	 */
+	public static function single_course_content( $content ){
+
+		if( ! is_singular('course') ){
+
+			return $content;
+
+		}
+
+		// Content Access Permissions
+		$access_permission = false;
 
-        } // End If Statement
+		if ( ! Sensei()->settings->get('access_permission')  || sensei_all_access() ) {
 
-        // Check if the user is taking the course
-        $is_user_taking_course = Sensei_Utils::user_started_course( get_the_ID(), get_current_user_id() );
+			$access_permission = true;
 
-        if(Sensei_WC::is_woocommerce_active()) {
+		} // End If Statement
 
-            $wc_post_id = get_post_meta( get_the_ID(), '_course_woocommerce_product', true );
-            $product = Sensei()->sensei_get_woocommerce_product_object( $wc_post_id );
+		// Check if the user is taking the course
+		$is_user_taking_course = Sensei_Utils::user_started_course( get_the_ID(), get_current_user_id() );
 
-            $has_product_attached = isset ( $product ) && is_object ( $product );
+		if(Sensei_WC::is_woocommerce_active()) {
 
-        } else {
+			$wc_post_id = get_post_meta( get_the_ID(), '_course_woocommerce_product', true );
+			$product = Sensei()->sensei_get_woocommerce_product_object( $wc_post_id );
 
-            $has_product_attached = false;
+			$has_product_attached = isset ( $product ) && is_object ( $product );
 
-        }
+		} else {
+
+			$has_product_attached = false;
+
+		}
 
-        if ( ( is_user_logged_in() && $is_user_taking_course )
-            || ( $access_permission && !$has_product_attached)
-            || 'full' == Sensei()->settings->get( 'course_single_content_display' ) ) {
+		if ( ( is_user_logged_in() && $is_user_taking_course )
+			|| ( $access_permission && !$has_product_attached)
+			|| 'full' == Sensei()->settings->get( 'course_single_content_display' ) ) {
 
-	        // compensate for core providing and empty $content
+			// compensate for core providing and empty $content
 
-	        if( empty( $content ) ){
-		        remove_filter( 'the_content', array( 'Sensei_Course', 'single_course_content') );
-		        $course = get_post( get_the_ID() );
+			if( empty( $content ) ){
+				remove_filter( 'the_content', array( 'Sensei_Course', 'single_course_content') );
+				$course = get_post( get_the_ID() );
 
-		        $content = apply_filters( 'the_content', $course->post_content );
+				$content = apply_filters( 'the_content', $course->post_content );
 
-	        }
+			}
 
-            return $content;
+			return $content;
 
-        } else {
+		} else {
 
-            return '<p class="course-excerpt">' . get_post(  get_the_ID() )->post_excerpt . '</p>';
+			return '<p class="course-excerpt">' . get_post(  get_the_ID() )->post_excerpt . '</p>';
 
-        }
+		}
 
-    }// end single_course_content
+	}// end single_course_content
 
-    /**
-     * Output the the single course lessons title with markup.
-     *
-     * @since 1.9.0
-     */
-    public static function the_course_lessons_title(){
+	/**
+	 * Output the the single course lessons title with markup.
+	 *
+	 * @since 1.9.0
+	 */
+	public static function the_course_lessons_title(){
 
-	    if ( ! is_singular( 'course' )  ) {
-		    return;
-	    }
+		if ( ! is_singular( 'course' )  ) {
+			return;
+		}
 
-        global $post;
-        $none_module_lessons = Sensei()->modules->get_none_module_lessons( $post->ID  );
-        $course_lessons = Sensei()->course->course_lessons( $post->ID );
+		global $post;
+		$none_module_lessons = Sensei()->modules->get_none_module_lessons( $post->ID  );
+		$course_lessons = Sensei()->course->course_lessons( $post->ID );
 
-        // title should be Other Lessons if there are lessons belonging to models.
-        $title = __('Other Lessons', 'woothemes-sensei');
+		// title should be Other Lessons if there are lessons belonging to models.
+		$title = __('Other Lessons', 'woothemes-sensei');
 
-        // show lessons if the number of lesson in the course is the same as those that isn't assigned to a module
-        if( count( $course_lessons ) == count( $none_module_lessons )  ){
+		// show lessons if the number of lesson in the course is the same as those that isn't assigned to a module
+		if( count( $course_lessons ) == count( $none_module_lessons )  ){
 
-            $title = __('Lessons', 'woothemes-sensei');
+			$title = __('Lessons', 'woothemes-sensei');
 
-        }elseif( empty( $none_module_lessons ) ){ // if the none module lessons are simply empty the title should not be shown
+		}elseif( empty( $none_module_lessons ) ){ // if the none module lessons are simply empty the title should not be shown
 
-            $title = '';
-        }
+			$title = '';
+		}
 
-        /**
-         * hook document in class-woothemes-sensei-message.php
-         */
-        $title = apply_filters( 'sensei_single_title', $title, $post->post_type );
+		/**
+		 * hook document in class-woothemes-sensei-message.php
+		 */
+		$title = apply_filters( 'sensei_single_title', $title, $post->post_type );
 
-        ob_start(); // start capturing the following output.
+		ob_start(); // start capturing the following output.
 
-        ?>
+		?>
 
             <header>
                 <h2> <?php echo $title; ?> </h2>
@@ -2591,328 +2591,328 @@ 
 
         <?php
 
-        /**
-         * Filter the title and markup that appears above the lessons on a single course
-         * page.
-         *
-         * @since 1.9.0
-         * @param string $lessons_title_html
-         */
-        echo apply_filters('the_course_lessons_title', ob_get_clean() ); // output and filter the captured output and stop capturing.
-
-    }// end the_course_lessons_title
-
-    /**
-     * This function loads the global wp_query object with with lessons
-     * of the current course. It is designed to be used on the single-course template
-     * and expects the global post to be a singular course.
-     *
-     * This function excludes lessons belonging to modules as they are
-     * queried separately.
-     *
-     * @since 1.9.0
-     * @global $wp_query
-     */
-    public static function load_single_course_lessons_query(){
+		/**
+		 * Filter the title and markup that appears above the lessons on a single course
+		 * page.
+		 *
+		 * @since 1.9.0
+		 * @param string $lessons_title_html
+		 */
+		echo apply_filters('the_course_lessons_title', ob_get_clean() ); // output and filter the captured output and stop capturing.
 
-        global $post, $wp_query;
+	}// end the_course_lessons_title
 
-        $course_id = $post->ID;
-
-        if( 'course' != get_post_type( $course_id ) ){
-            return;
-        }
+	/**
+	 * This function loads the global wp_query object with with lessons
+	 * of the current course. It is designed to be used on the single-course template
+	 * and expects the global post to be a singular course.
+	 *
+	 * This function excludes lessons belonging to modules as they are
+	 * queried separately.
+	 *
+	 * @since 1.9.0
+	 * @global $wp_query
+	 */
+	public static function load_single_course_lessons_query(){
 
-        $course_lesson_query_args = array(
-            'post_type'         => 'lesson',
-            'posts_per_page'    => 500,
-            'orderby'           => 'date',
-            'order'             => 'ASC',
-            'meta_query'        => array(
-                array(
-                    'key' => '_lesson_course',
-                    'value' => intval( $course_id ),
-                ),
-            ),
-            'post_status'       => 'public',
-            'suppress_filters'  => 0,
-        );
+		global $post, $wp_query;
 
-        // Exclude lessons belonging to modules as they are queried along with the modules.
-        $modules = Sensei()->modules->get_course_modules( $course_id );
-        if( !is_wp_error( $modules ) && ! empty( $modules ) && is_array( $modules ) ){
+		$course_id = $post->ID;
 
-            $terms_ids = array();
-            foreach( $modules as $term ){
+		if( 'course' != get_post_type( $course_id ) ){
+			return;
+		}
 
-                $terms_ids[] = $term->term_id;
+		$course_lesson_query_args = array(
+			'post_type'         => 'lesson',
+			'posts_per_page'    => 500,
+			'orderby'           => 'date',
+			'order'             => 'ASC',
+			'meta_query'        => array(
+				array(
+					'key' => '_lesson_course',
+					'value' => intval( $course_id ),
+				),
+			),
+			'post_status'       => 'public',
+			'suppress_filters'  => 0,
+		);
+
+		// Exclude lessons belonging to modules as they are queried along with the modules.
+		$modules = Sensei()->modules->get_course_modules( $course_id );
+		if( !is_wp_error( $modules ) && ! empty( $modules ) && is_array( $modules ) ){
+
+			$terms_ids = array();
+			foreach( $modules as $term ){
+
+				$terms_ids[] = $term->term_id;
 
-            }
+			}
 
-            $course_lesson_query_args[ 'tax_query'] = array(
-                array(
-                    'taxonomy' => 'module',
-                    'field'    => 'id',
-                    'terms'    => $terms_ids,
-                    'operator' => 'NOT IN',
-                ),
-            );
-        }
+			$course_lesson_query_args[ 'tax_query'] = array(
+				array(
+					'taxonomy' => 'module',
+					'field'    => 'id',
+					'terms'    => $terms_ids,
+					'operator' => 'NOT IN',
+				),
+			);
+		}
 
-        //setting lesson order
-        $course_lesson_order = get_post_meta( $course_id, '_lesson_order', true);
-        if( !empty( $course_lesson_order ) ){
+		//setting lesson order
+		$course_lesson_order = get_post_meta( $course_id, '_lesson_order', true);
+		if( !empty( $course_lesson_order ) ){
 
-            $course_lesson_query_args['post__in'] = explode( ',', $course_lesson_order );
-            $course_lesson_query_args['orderby']= 'post__in' ;
-            unset( $course_lesson_query_args['order'] );
+			$course_lesson_query_args['post__in'] = explode( ',', $course_lesson_order );
+			$course_lesson_query_args['orderby']= 'post__in' ;
+			unset( $course_lesson_query_args['order'] );
 
-        }
+		}
 
-        $wp_query = new WP_Query( $course_lesson_query_args );
+		$wp_query = new WP_Query( $course_lesson_query_args );
 
-    }// load_single_course_lessons
+	}// load_single_course_lessons
 
-    /**
-     * Flush the rewrite rules for a course post type
-     *
-     * @since 1.9.0
-     *
-     * @param $post_id
-     */
-    public static function flush_rewrite_rules( $post_id ){
+	/**
+	 * Flush the rewrite rules for a course post type
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param $post_id
+	 */
+	public static function flush_rewrite_rules( $post_id ){
 
-        if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE){
+		if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE){
 
-            return;
+			return;
 
-        }
+		}
 
 
-        if( 'course' == get_post_type( $post_id )  ){
+		if( 'course' == get_post_type( $post_id )  ){
 
-            Sensei()->initiate_rewrite_rules_flush();
+			Sensei()->initiate_rewrite_rules_flush();
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Optionally return the full content on the single course pages
-     * depending on the users course_single_content_display setting
-     *
-     * @since 1.9.0
-     * @param $excerpt
-     * @return string
-     */
-    public static function full_content_excerpt_override( $excerpt ){
+	/**
+	 * Optionally return the full content on the single course pages
+	 * depending on the users course_single_content_display setting
+	 *
+	 * @since 1.9.0
+	 * @param $excerpt
+	 * @return string
+	 */
+	public static function full_content_excerpt_override( $excerpt ){
 
-        if (   is_singular('course')  &&
-                'full' == Sensei()->settings->get( 'course_single_content_display' ) ){
+		if (   is_singular('course')  &&
+				'full' == Sensei()->settings->get( 'course_single_content_display' ) ){
 
-            return get_the_content();
+			return get_the_content();
 
-        } else {
+		} else {
 
-            return $excerpt;
+			return $excerpt;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Output the course actions like start taking course, register, add to cart etc.
-     *
-     * @since 1.9.0
-     */
-    public static function the_course_enrolment_actions(){
+	/**
+	 * Output the course actions like start taking course, register, add to cart etc.
+	 *
+	 * @since 1.9.0
+	 */
+	public static function the_course_enrolment_actions(){
 
-	    global $post;
+		global $post;
 
-	    if ( 'course' != $post->post_type ) {
+		if ( 'course' != $post->post_type ) {
 			return;
-	    }
+		}
 
-        ?>
+		?>
         <section class="course-meta course-enrolment">
         <?php
-        global  $post, $current_user;
-        $is_user_taking_course = Sensei_Utils::user_started_course( $post->ID, $current_user->ID );
+		global  $post, $current_user;
+		$is_user_taking_course = Sensei_Utils::user_started_course( $post->ID, $current_user->ID );
 
-	    if ( is_user_logged_in() && ! $is_user_taking_course ) {
+		if ( is_user_logged_in() && ! $is_user_taking_course ) {
 
-	        // Get the product ID
-	        $wc_product = wc_get_product( get_post_meta( $post->ID, '_course_woocommerce_product', true ) );
+			// Get the product ID
+			$wc_product = wc_get_product( get_post_meta( $post->ID, '_course_woocommerce_product', true ) );
 
-	        // Check for woocommerce
-	        if ( Sensei_WC::is_woocommerce_active() && ( isset( $wc_product->price  ) ) ) {
+			// Check for woocommerce
+			if ( Sensei_WC::is_woocommerce_active() && ( isset( $wc_product->price  ) ) ) {
 
-                Sensei_WC::the_add_to_cart_button_html($post->ID);
+				Sensei_WC::the_add_to_cart_button_html($post->ID);
 
-            } else {
+			} else {
 
-                sensei_start_course_form($post->ID);
+				sensei_start_course_form($post->ID);
 
-            } // End If Statement
+			} // End If Statement
 
-        } elseif ( is_user_logged_in() ) {
+		} elseif ( is_user_logged_in() ) {
 
-            // Check if course is completed
-            $user_course_status = Sensei_Utils::user_course_status( $post->ID, $current_user->ID );
-            $completed_course = Sensei_Utils::user_completed_course( $user_course_status );
-            // Success message
-            if ( $completed_course ) { ?>
+			// Check if course is completed
+			$user_course_status = Sensei_Utils::user_course_status( $post->ID, $current_user->ID );
+			$completed_course = Sensei_Utils::user_completed_course( $user_course_status );
+			// Success message
+			if ( $completed_course ) { ?>
                 <div class="status completed"><?php  _e( 'Completed', 'woothemes-sensei' ); ?></div>
                 <?php
-                $has_quizzes = Sensei()->course->course_quizzes( $post->ID, true );
-                if( has_filter( 'sensei_results_links' ) || $has_quizzes ) { ?>
+				$has_quizzes = Sensei()->course->course_quizzes( $post->ID, true );
+				if( has_filter( 'sensei_results_links' ) || $has_quizzes ) { ?>
                     <p class="sensei-results-links">
                         <?php
-                        $results_link = '';
-                        if( $has_quizzes ) {
-                            $results_link = '<a class="view-results" href="' . Sensei()->course_results->get_permalink( $post->ID ) . '">' .  __( 'View results', 'woothemes-sensei' ) . '</a>';
-                        }
-                        /**
-                         * Filter documented in Sensei_Course::the_course_action_buttons
-                         */
-                        $results_link = apply_filters( 'sensei_results_links', $results_link, $post->ID );
-                        echo $results_link;
-                        ?></p>
+						$results_link = '';
+						if( $has_quizzes ) {
+							$results_link = '<a class="view-results" href="' . Sensei()->course_results->get_permalink( $post->ID ) . '">' .  __( 'View results', 'woothemes-sensei' ) . '</a>';
+						}
+						/**
+						 * Filter documented in Sensei_Course::the_course_action_buttons
+						 */
+						$results_link = apply_filters( 'sensei_results_links', $results_link, $post->ID );
+						echo $results_link;
+						?></p>
                 <?php } ?>
             <?php } else { ?>
                 <div class="status in-progress"><?php echo __( 'In Progress', 'woothemes-sensei' ); ?></div>
             <?php }
 
-        } else {
+		} else {
 
-	        // Get the product ID
-            $wc_product = wc_get_product( get_post_meta( $post->ID, '_course_woocommerce_product', true ) );
+			// Get the product ID
+			$wc_product = wc_get_product( get_post_meta( $post->ID, '_course_woocommerce_product', true ) );
 
-            // Check for woocommerce
-            if ( Sensei_WC::is_woocommerce_active() && ( isset( $wc_product->price  ) ) ) {
+			// Check for woocommerce
+			if ( Sensei_WC::is_woocommerce_active() && ( isset( $wc_product->price  ) ) ) {
 
-	            $login_link =  '<a href="' . sensei_user_login_url() . '">' . __( 'log in', 'woothemes-sensei' ) . '</a>';
-	            $message = sprintf( __( 'Or %1$s to access your purchased courses', 'woothemes-sensei' ), $login_link );
-	            Sensei()->notices->add_notice( $message, 'info' ) ;
-	            Sensei_WC::the_add_to_cart_button_html( $post->ID );
+				$login_link =  '<a href="' . sensei_user_login_url() . '">' . __( 'log in', 'woothemes-sensei' ) . '</a>';
+				$message = sprintf( __( 'Or %1$s to access your purchased courses', 'woothemes-sensei' ), $login_link );
+				Sensei()->notices->add_notice( $message, 'info' ) ;
+				Sensei_WC::the_add_to_cart_button_html( $post->ID );
 
-            } else {
+			} else {
 
-                if( get_option( 'users_can_register') ) {
+				if( get_option( 'users_can_register') ) {
 
-	                // set the permissions message
-	                $anchor_before = '<a href="' . esc_url( sensei_user_login_url() ) . '" >';
-	                $anchor_after = '</a>';
-	                $notice = sprintf(
-		                __('or log in to view this courses. Click here to %slogin%s.'),
-		                $anchor_before,
-		                $anchor_after
-	                );
+					// set the permissions message
+					$anchor_before = '<a href="' . esc_url( sensei_user_login_url() ) . '" >';
+					$anchor_after = '</a>';
+					$notice = sprintf(
+						__('or log in to view this courses. Click here to %slogin%s.'),
+						$anchor_before,
+						$anchor_after
+					);
 
-	                // register the notice to display
-	                if( Sensei()->settings->get( 'access_permission' ) ){
-		                Sensei()->notices->add_notice( $notice, 'info' ) ;
-	                }
+					// register the notice to display
+					if( Sensei()->settings->get( 'access_permission' ) ){
+						Sensei()->notices->add_notice( $notice, 'info' ) ;
+					}
 
 
-                    $my_courses_page_id = '';
+					$my_courses_page_id = '';
 
-                    /**
-                     * Filter to force Sensei to output the default WordPress user
-                     * registration link.
-                     *
-                     * @since 1.9.0
-                     * @param bool $wp_register_link default false
-                     */
+					/**
+					 * Filter to force Sensei to output the default WordPress user
+					 * registration link.
+					 *
+					 * @since 1.9.0
+					 * @param bool $wp_register_link default false
+					 */
 
-                    $wp_register_link = apply_filters('sensei_use_wp_register_link', false);
+					$wp_register_link = apply_filters('sensei_use_wp_register_link', false);
 
-                    $settings = Sensei()->settings->get_settings();
-                    if( isset( $settings[ 'my_course_page' ] )
-                        && 0 < intval( $settings[ 'my_course_page' ] ) ){
+					$settings = Sensei()->settings->get_settings();
+					if( isset( $settings[ 'my_course_page' ] )
+						&& 0 < intval( $settings[ 'my_course_page' ] ) ){
 
-                        $my_courses_page_id = $settings[ 'my_course_page' ];
+						$my_courses_page_id = $settings[ 'my_course_page' ];
 
-                    }
+					}
 
-                    // If a My Courses page was set in Settings, and 'sensei_use_wp_register_link'
-                    // is false, link to My Courses. If not, link to default WordPress registration page.
-                    if( !empty( $my_courses_page_id ) && $my_courses_page_id && !$wp_register_link){
+					// If a My Courses page was set in Settings, and 'sensei_use_wp_register_link'
+					// is false, link to My Courses. If not, link to default WordPress registration page.
+					if( !empty( $my_courses_page_id ) && $my_courses_page_id && !$wp_register_link){
 
-                        $my_courses_url = get_permalink( $my_courses_page_id  );
-                        $register_link = '<a href="'.$my_courses_url. '">' . __('Register', 'woothemes-sensei') .'</a>';
-                        echo '<div class="status register">' . $register_link . '</div>' ;
+						$my_courses_url = get_permalink( $my_courses_page_id  );
+						$register_link = '<a href="'.$my_courses_url. '">' . __('Register', 'woothemes-sensei') .'</a>';
+						echo '<div class="status register">' . $register_link . '</div>' ;
 
-                    } else{
+					} else{
 
-                        wp_register( '<div class="status register">', '</div>' );
+						wp_register( '<div class="status register">', '</div>' );
 
-                    }
+					}
 
-                } // end if user can register
+				} // end if user can register
 
-            } // End If Statement
+			} // End If Statement
 
-        } // End If Statement ?>
+		} // End If Statement ?>
 
         </section><?php
 
-    }// end the_course_enrolment_actions
+	}// end the_course_enrolment_actions
 
-    /**
-     * Output the course video inside the loop.
-     *
-     * @since 1.9.0
-     */
-    public static function the_course_video(){
+	/**
+	 * Output the course video inside the loop.
+	 *
+	 * @since 1.9.0
+	 */
+	public static function the_course_video(){
 
-        global $post;
+		global $post;
 
-	    if ( ! is_singular( 'course' )  ) {
-		    return;
-	    }
-        // Get the meta info
-        $course_video_embed = get_post_meta( $post->ID, '_course_video_embed', true );
+		if ( ! is_singular( 'course' )  ) {
+			return;
+		}
+		// Get the meta info
+		$course_video_embed = get_post_meta( $post->ID, '_course_video_embed', true );
 
-        if ( 'http' == substr( $course_video_embed, 0, 4) ) {
+		if ( 'http' == substr( $course_video_embed, 0, 4) ) {
 
-            $course_video_embed = wp_oembed_get( esc_url( $course_video_embed ) );
+			$course_video_embed = wp_oembed_get( esc_url( $course_video_embed ) );
 
-        } // End If Statement
+		} // End If Statement
 
-        if ( '' != $course_video_embed ) { ?>
+		if ( '' != $course_video_embed ) { ?>
 
             <div class="course-video">
                 <?php echo html_entity_decode($course_video_embed); ?>
             </div>
 
         <?php } // End If Statement
-    }
+	}
 
-    /**
-     * Output the title for the single lesson page
-     *
-     * @global $post
-     * @since 1.9.0
-     */
-    public static function the_title(){
+	/**
+	 * Output the title for the single lesson page
+	 *
+	 * @global $post
+	 * @since 1.9.0
+	 */
+	public static function the_title(){
 
-	    if( ! is_singular( 'course' ) ){
+		if( ! is_singular( 'course' ) ){
 			return;
-	    }
-        global $post;
+		}
+		global $post;
 
-        ?>
+		?>
         <header>
 
             <h1>
 
                 <?php
-                /**
-                 * Filter documented in class-sensei-messages.php the_title
-                 */
-                echo apply_filters( 'sensei_single_title', get_the_title( $post ), $post->post_type );
-                ?>
+				/**
+				 * Filter documented in class-sensei-messages.php the_title
+				 */
+				echo apply_filters( 'sensei_single_title', get_the_title( $post ), $post->post_type );
+				?>
 
             </h1>
 
@@ -2920,111 +2920,111 @@ 
 
         <?php
 
-    }//the_title
-
-    /**
-     * Show the title on the course category pages
-     *
-     * @since 1.9.0
-     */
-    public static function course_category_title(){
-
-        if( ! is_tax( 'course-category' ) ){
-            return;
-        }
-
-        $category_slug = get_query_var('course-category');
-        $term  = get_term_by('slug',$category_slug,'course-category');
-
-        if( ! empty($term) ){
-
-            $title = $term->name;
-
-        }else{
-
-            $title = 'Course Category';
-
-        }
-
-        $html = '<h2 class="sensei-category-title">';
-        $html .= __('Category') . ' ' . $title;
-        $html .= '</h2>';
-
-        echo apply_filters( 'course_category_title', $html , $term->term_id );
-
-    }// course_category_title
-
-    /**
-     * Alter the course query to respect the order set for courses and apply
-     * this on the course-category pages.
-     *
-     * @since 1.9.0
-     *
-     * @param WP_Query $query
-     * @return WP_Query
-     */
-    public static function alter_course_category_order( $query ){
-
-        if( ! is_tax( 'course-category' ) || ! $query->is_main_query() ){
-            return $query;
-        }
-
-        $order = get_option( 'sensei_course_order', '' );
-        if( !empty( $order )  ){
-            $query->set('orderby', 'menu_order' );
-            $query->set('order', 'ASC' );
-        }
-
-        return $query;
-
-    }
-
-    /**
-     * The very basic course query arguments
-     * so we don't have to repeat this througout
-     * the code base.
-     *
-     * Usage:
-     * $args = Sensei_Course::get_default_query_args();
-     * $args['custom_arg'] ='custom value';
-     * $courses = get_posts( $args )
-     *
-     * @since 1.9.0
-     *
-     * @return array
-     */
-    public static function get_default_query_args(){
-        return array(
-            'post_type' 		=> 'course',
-            'posts_per_page' 		=> 1000,
-            'orderby'         	=> 'date',
-            'order'           	=> 'DESC',
-            'suppress_filters' 	=> 0
-        );
-    }
-
-    /**
-     * Check if the prerequisite course is completed
-     * Courses with no pre-requisite should always return true
-     *
-     * @since 1.9.0
-     * @param $course_id
-     * @return bool
-     */
-    public static function is_prerequisite_complete( $course_id ){
-
-        $course_prerequisite_id = get_post_meta( $course_id, '_course_prerequisite', true );
-
-        // if it has a pre requisite course check it
-        if( ! empty(  $course_prerequisite_id ) ){
-
-            return Sensei_Utils::user_completed_course( $course_prerequisite_id, get_current_user_id() );
-
-        }
-
-        return true;
-
-    }// end is_prerequisite_complete
+	}//the_title
+
+	/**
+	 * Show the title on the course category pages
+	 *
+	 * @since 1.9.0
+	 */
+	public static function course_category_title(){
+
+		if( ! is_tax( 'course-category' ) ){
+			return;
+		}
+
+		$category_slug = get_query_var('course-category');
+		$term  = get_term_by('slug',$category_slug,'course-category');
+
+		if( ! empty($term) ){
+
+			$title = $term->name;
+
+		}else{
+
+			$title = 'Course Category';
+
+		}
+
+		$html = '<h2 class="sensei-category-title">';
+		$html .= __('Category') . ' ' . $title;
+		$html .= '</h2>';
+
+		echo apply_filters( 'course_category_title', $html , $term->term_id );
+
+	}// course_category_title
+
+	/**
+	 * Alter the course query to respect the order set for courses and apply
+	 * this on the course-category pages.
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param WP_Query $query
+	 * @return WP_Query
+	 */
+	public static function alter_course_category_order( $query ){
+
+		if( ! is_tax( 'course-category' ) || ! $query->is_main_query() ){
+			return $query;
+		}
+
+		$order = get_option( 'sensei_course_order', '' );
+		if( !empty( $order )  ){
+			$query->set('orderby', 'menu_order' );
+			$query->set('order', 'ASC' );
+		}
+
+		return $query;
+
+	}
+
+	/**
+	 * The very basic course query arguments
+	 * so we don't have to repeat this througout
+	 * the code base.
+	 *
+	 * Usage:
+	 * $args = Sensei_Course::get_default_query_args();
+	 * $args['custom_arg'] ='custom value';
+	 * $courses = get_posts( $args )
+	 *
+	 * @since 1.9.0
+	 *
+	 * @return array
+	 */
+	public static function get_default_query_args(){
+		return array(
+			'post_type' 		=> 'course',
+			'posts_per_page' 		=> 1000,
+			'orderby'         	=> 'date',
+			'order'           	=> 'DESC',
+			'suppress_filters' 	=> 0
+		);
+	}
+
+	/**
+	 * Check if the prerequisite course is completed
+	 * Courses with no pre-requisite should always return true
+	 *
+	 * @since 1.9.0
+	 * @param $course_id
+	 * @return bool
+	 */
+	public static function is_prerequisite_complete( $course_id ){
+
+		$course_prerequisite_id = get_post_meta( $course_id, '_course_prerequisite', true );
+
+		// if it has a pre requisite course check it
+		if( ! empty(  $course_prerequisite_id ) ){
+
+			return Sensei_Utils::user_completed_course( $course_prerequisite_id, get_current_user_id() );
+
+		}
+
+		return true;
+
+	}// end is_prerequisite_complete
 
 
 }// End Class

includes/class-sensei-notices.php

Indentation +8 added lines, -8 removed lines

@@ -14,8 +14,8 @@ 
 class Sensei_Notices{
 
 	/**
-	*  @var $notices
-	*/
+	 *  @var $notices
+	 */
 	protected $notices;
 
 	/**
@@ -24,8 +24,8 @@ 
 	protected $has_printed;
 
 	/**
-	*  constructor 
- 	*/
+	 *  constructor 
+	 */
 	public function __construct(){
 		//initialize the notices variable
 		$this->notices = array();
@@ -79,10 +79,10 @@ 
 	} // end print_notice()
 
 	/**
-	*  Clear all notices  
-	* 
-	* @return void
-	*/
+	 *  Clear all notices  
+	 * 
+	 * @return void
+	 */
 	public function clear_notices(){
 		// assign an empty array to clear all existing notices
 		$this->notices = array();