woothemes / sensei

includes/class-sensei-messages.php

Spacing +177 added lines, -177 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
+if ( ! defined('ABSPATH')) exit; // Exit if accessed directly
 
 /**
  * Sensei Messages Class
@@ -21,61 +21,61 @@ 
 	 * Constructor.
 	 * @since  1.6.0
 	 */
-	public function __construct () {
+	public function __construct() {
 		$this->post_type = 'sensei_message';
-		$this->meta_fields = array( 'sender', 'receiver' );
+		$this->meta_fields = array('sender', 'receiver');
 
 		// Add Messages page to admin menu
-		add_action( 'admin_menu', array( $this, 'add_menu_item' ), 40 );
-		add_action( 'add_meta_boxes', array( $this, 'add_meta_box' ), 10, 2 );
-		add_action( 'admin_menu', array( $this, 'remove_meta_box' ) );
+		add_action('admin_menu', array($this, 'add_menu_item'), 40);
+		add_action('add_meta_boxes', array($this, 'add_meta_box'), 10, 2);
+		add_action('admin_menu', array($this, 'remove_meta_box'));
 
 		// Save new private message
-		add_action( 'init', array( $this, 'save_new_message' ), 1 );
+		add_action('init', array($this, 'save_new_message'), 1);
 
 		// Monitor when new reply is posted
-		add_action( 'comment_post', array( $this, 'message_reply_received' ), 10, 1 );
+		add_action('comment_post', array($this, 'message_reply_received'), 10, 1);
 
         // Block WordPress from sending comment update emails for the messages post type
-        add_filter('comment_notification_recipients', array( $this, 'stop_wp_comment_emails' ),  20, 2  );
+        add_filter('comment_notification_recipients', array($this, 'stop_wp_comment_emails'), 20, 2);
 
         // Block WordPress from sending comment moderator emails on the sensei messages post types
-        add_filter('comment_moderation_recipients', array( $this, 'stop_wp_comment_emails' ),  20, 2  );
+        add_filter('comment_moderation_recipients', array($this, 'stop_wp_comment_emails'), 20, 2);
 
 		// Process saving of message posts
-		add_action( 'save_post', array( $this, 'save_message' ) );
+		add_action('save_post', array($this, 'save_message'));
 
 		// Add message links to courses & lessons
-		add_action( 'sensei_single_course_content_inside_before', array( $this, 'send_message_link' ), 35 );
+		add_action('sensei_single_course_content_inside_before', array($this, 'send_message_link'), 35);
 
         // add message link to lesson
-        add_action( 'sensei_single_lesson_content_inside_before', array( $this, 'send_message_link' ), 30, 2 );
+        add_action('sensei_single_lesson_content_inside_before', array($this, 'send_message_link'), 30, 2);
 
         // add message link to lesson
-        add_action( 'sensei_single_quiz_questions_before', array( $this, 'send_message_link' ), 10, 2 );
+        add_action('sensei_single_quiz_questions_before', array($this, 'send_message_link'), 10, 2);
 
 		// Hide messages and replies from users who do not have access
-        add_action( 'template_redirect', array( $this, 'message_login' ), 10, 1 );
-        add_action( 'pre_get_posts', array( $this, 'message_list' ), 10, 1 );
-        add_filter( 'the_title', array( $this, 'message_title' ), 10, 2 );
-        add_filter( 'the_content', array( $this, 'message_content' ), 10, 1 );
-        add_filter( 'comments_array', array( $this, 'message_replies' ), 100, 1 );
-        add_filter( 'get_comments_number', array( $this, 'message_reply_count' ), 100, 2 );
-        add_filter( 'comments_open', array( $this, 'message_replies_open' ), 100, 2 );
+        add_action('template_redirect', array($this, 'message_login'), 10, 1);
+        add_action('pre_get_posts', array($this, 'message_list'), 10, 1);
+        add_filter('the_title', array($this, 'message_title'), 10, 2);
+        add_filter('the_content', array($this, 'message_content'), 10, 1);
+        add_filter('comments_array', array($this, 'message_replies'), 100, 1);
+        add_filter('get_comments_number', array($this, 'message_reply_count'), 100, 2);
+        add_filter('comments_open', array($this, 'message_replies_open'), 100, 2);
 	} // End __construct()
 
 	public function add_menu_item() {
 
-		if( ! isset( Sensei()->settings->settings['messages_disable'] ) || ! Sensei()->settings->settings['messages_disable'] ) {
-			add_submenu_page( 'sensei', __( 'Messages', 'woothemes-sensei'),  __( 'Messages', 'woothemes-sensei') , 'edit_courses', 'edit.php?post_type=sensei_message' );
+		if ( ! isset(Sensei()->settings->settings['messages_disable']) || ! Sensei()->settings->settings['messages_disable']) {
+			add_submenu_page('sensei', __('Messages', 'woothemes-sensei'), __('Messages', 'woothemes-sensei'), 'edit_courses', 'edit.php?post_type=sensei_message');
 		}
 	}
 
-	public function add_meta_box( $post_type, $post ) {
+	public function add_meta_box($post_type, $post) {
 
-		if( ! $post_type == $this->post_type ) return;
+		if ( ! $post_type == $this->post_type) return;
 
-		add_meta_box( $this->post_type . '-data', __( 'Message Information', 'woothemes-sensei' ), array( $this, 'meta_box_content' ), $this->post_type, 'normal', 'default' );
+		add_meta_box($this->post_type.'-data', __('Message Information', 'woothemes-sensei'), array($this, 'meta_box_content'), $this->post_type, 'normal', 'default');
 
 	}
 
@@ -85,25 +85,25 @@ 
 		$settings = array(
 			array(
 				'id' 			=> 'sender',
-				'label'			=> __( 'Message sent by:', 'woothemes-sensei' ),
-				'description'	=> __( 'The username of the learner who sent this message.', 'woothemes-sensei' ),
+				'label'			=> __('Message sent by:', 'woothemes-sensei'),
+				'description'	=> __('The username of the learner who sent this message.', 'woothemes-sensei'),
 				'type'			=> 'text',
 				'default'		=> '',
-				'placeholder'	=> __( 'Learner username', 'woothemes-sensei' ),
+				'placeholder'	=> __('Learner username', 'woothemes-sensei'),
 			),
 			array(
 				'id' 			=> 'receiver',
-				'label'			=> __( 'Message received by:', 'woothemes-sensei' ),
-				'description'	=> __( 'The username of the teacher who received this message.', 'woothemes-sensei' ),
+				'label'			=> __('Message received by:', 'woothemes-sensei'),
+				'description'	=> __('The username of the teacher who received this message.', 'woothemes-sensei'),
 				'type'			=> 'text',
 				'default'		=> '',
-				'placeholder'	=> __( 'Teacher username', 'woothemes-sensei' ),
+				'placeholder'	=> __('Teacher username', 'woothemes-sensei'),
 			),
 		);
 
-		$message_posttype = get_post_meta( $post->ID, '_posttype', true );
+		$message_posttype = get_post_meta($post->ID, '_posttype', true);
 
-		if( isset( $message_posttype ) && $message_posttype ) {
+		if (isset($message_posttype) && $message_posttype) {
 
 			$args = array(
 				'post_type' => $message_posttype,
@@ -113,58 +113,58 @@ 
 				'post_status' => 'publish',
 			);
 
-			$posts = get_posts( $args );
+			$posts = get_posts($args);
 
-			$post_options[0] = sprintf( __( 'Select %1$s', 'woothemes-sensei' ), $message_posttype );
-			foreach( $posts as $post_item ) {
-				$post_options[ $post_item->ID ] = $post_item->post_title;
+			$post_options[0] = sprintf(__('Select %1$s', 'woothemes-sensei'), $message_posttype);
+			foreach ($posts as $post_item) {
+				$post_options[$post_item->ID] = $post_item->post_title;
 			}
 
 			$settings[] = array(
 				'id' 			=> 'post',
-				'label'			=> sprintf( __( 'Message from %1$s:', 'woothemes-sensei' ), $message_posttype ),
-				'description'	=> sprintf( __( 'The %1$s to which this message relates.', 'woothemes-sensei' ), $message_posttype ),
+				'label'			=> sprintf(__('Message from %1$s:', 'woothemes-sensei'), $message_posttype),
+				'description'	=> sprintf(__('The %1$s to which this message relates.', 'woothemes-sensei'), $message_posttype),
 				'type'			=> 'select',
 				'default'		=> 0,
 				'options'		=> $post_options,
 			);
 		}
 
-		$html = Sensei()->admin->render_settings( $settings, $post->ID, 'message-info' );
+		$html = Sensei()->admin->render_settings($settings, $post->ID, 'message-info');
 
 		echo $html;
 	}
 
-	public function save_message( $post_id = 0 ) {
+	public function save_message($post_id = 0) {
 		global $post;
 
-		if( $this->post_type != get_post_type() ) return;
+		if ($this->post_type != get_post_type()) return;
 
-		if( isset( $_POST['sender'] ) && $_POST['sender'] ) {
-			update_post_meta( $post_id, '_sender', $_POST['sender'] );
+		if (isset($_POST['sender']) && $_POST['sender']) {
+			update_post_meta($post_id, '_sender', $_POST['sender']);
 		}
 
-		if( isset( $_POST['receiver'] ) && $_POST['receiver'] ) {
-			update_post_meta( $post_id, '_receiver', $_POST['receiver'] );
+		if (isset($_POST['receiver']) && $_POST['receiver']) {
+			update_post_meta($post_id, '_receiver', $_POST['receiver']);
 		}
 
-		if( isset( $_POST['post'] ) && $_POST['post'] ) {
-			update_post_meta( $post_id, '_post', $_POST['post'] );
+		if (isset($_POST['post']) && $_POST['post']) {
+			update_post_meta($post_id, '_post', $_POST['post']);
 		}
 
-		remove_action( 'save_post', array( $this, 'save_message' ) );
+		remove_action('save_post', array($this, 'save_message'));
 
-		wp_update_post( array( 'ID' => $post_id, 'comment_status' => 'open' ) );
+		wp_update_post(array('ID' => $post_id, 'comment_status' => 'open'));
 
-		add_action( 'save_post', array( $this, 'save_message' ) );
+		add_action('save_post', array($this, 'save_message'));
 	}
 
-	public function send_message_link( $post_id = 0, $user_id = 0 ) {
+	public function send_message_link($post_id = 0, $user_id = 0) {
 		global  $post;
 
         // only show the link for the allowed post types:
         $allowed_post_types = array('lesson', 'course', 'quiz');
-		if ( ! in_array( get_post_type() , $allowed_post_types ) ) {
+		if ( ! in_array(get_post_type(), $allowed_post_types)) {
 
 			return;
 
@@ -172,28 +172,28 @@ 
 
 		$html = '';
 
-		if( ! isset( Sensei()->settings->settings['messages_disable'] ) || ! Sensei()->settings->settings['messages_disable'] ) {
+		if ( ! isset(Sensei()->settings->settings['messages_disable']) || ! Sensei()->settings->settings['messages_disable']) {
 
-			if( ! is_user_logged_in() ) return;
+			if ( ! is_user_logged_in()) return;
 
-			if( isset( $_GET['contact'] ) ) {
-				$html .= $this->teacher_contact_form( $post );
+			if (isset($_GET['contact'])) {
+				$html .= $this->teacher_contact_form($post);
 			} else {
-				$href = add_query_arg( array( 'contact' => $post->post_type ) );
-
-				if( 'lesson' == $post->post_type ) {
-					$contact_button_text = __( 'Contact Lesson Teacher', 'woothemes-sensei' );
-				} elseif( 'course' == $post->post_type ) {
-					$contact_button_text = __( 'Contact Course Teacher', 'woothemes-sensei' );
-				}else{
-                    $contact_button_text = __( 'Contact Teacher', 'woothemes-sensei' );
+				$href = add_query_arg(array('contact' => $post->post_type));
+
+				if ('lesson' == $post->post_type) {
+					$contact_button_text = __('Contact Lesson Teacher', 'woothemes-sensei');
+				} elseif ('course' == $post->post_type) {
+					$contact_button_text = __('Contact Course Teacher', 'woothemes-sensei');
+				} else {
+                    $contact_button_text = __('Contact Teacher', 'woothemes-sensei');
                 }
 
-				$html .= '<p><a class="button send-message-button" href="' . esc_url($href) . '#private_message">' . $contact_button_text . '</a></p>';
+				$html .= '<p><a class="button send-message-button" href="'.esc_url($href).'#private_message">'.$contact_button_text.'</a></p>';
 			}
 
-			if( isset( $this->message_notice ) && isset( $this->message_notice['type'] ) && isset( $this->message_notice['notice'] ) ) {
-				$html .= '<div class="sensei-message ' . $this->message_notice['type'] . '">' . $this->message_notice['notice'] . '</div>';
+			if (isset($this->message_notice) && isset($this->message_notice['type']) && isset($this->message_notice['notice'])) {
+				$html .= '<div class="sensei-message '.$this->message_notice['type'].'">'.$this->message_notice['notice'].'</div>';
 			}
 
 		}
@@ -201,40 +201,40 @@ 
 		echo $html;
 	}
 
-	public function teacher_contact_form( $post ) {
+	public function teacher_contact_form($post) {
 
-		if( ! is_user_logged_in() ) return;
+		if ( ! is_user_logged_in()) return;
 
 		global $current_user;
 		wp_get_current_user();
 
 		$html = '';
 
-		if( ! isset( $post->ID ) ) return $html;
+		if ( ! isset($post->ID)) return $html;
 
         //confirm private message
         $confirmation = '';
-        if( isset( $_GET[ 'send' ] ) && 'complete' == $_GET[ 'send' ] ) {
+        if (isset($_GET['send']) && 'complete' == $_GET['send']) {
 
             $confirmation_message = __('Your private message has been sent.', 'woothemes-sensei');
-            $confirmation = '<div class="sensei-message tick">' . $confirmation_message . '</div>';
+            $confirmation = '<div class="sensei-message tick">'.$confirmation_message.'</div>';
 
         }
 
-		$html .= '<h3 id="private_message">' . __( 'Send Private Message', 'woothemes-sensei' ) . '</h3>';
+		$html .= '<h3 id="private_message">'.__('Send Private Message', 'woothemes-sensei').'</h3>';
         $html .= '<p>';
-        $html .=  $confirmation;
+        $html .= $confirmation;
         $html .= '</p>';
 		$html .= '<form name="contact-teacher" action="" method="post" class="contact-teacher">';
 			$html .= '<p class="form-row form-row-wide">';
-				$html .= '<textarea name="contact_message" placeholder="' . __( 'Enter your private message.', 'woothemes-sensei' ) . '"></textarea>';
+				$html .= '<textarea name="contact_message" placeholder="'.__('Enter your private message.', 'woothemes-sensei').'"></textarea>';
 			$html .= '</p>';
 			$html .= '<p class="form-row">';
-				$html .= '<input type="hidden" name="post_id" value="' . $post->ID . '" />';
-				$html .= '<input type="hidden" name="sender_id" value="' . $current_user->ID . '" />';
-				$html .= '<input type="hidden" name="receiver_id" value="' . $post->post_author . '" />';
-				$html .= wp_nonce_field( 'message_teacher', 'sensei_message_teacher_nonce', true, false );
-				$html .= '<input type="submit" class="send_message" value="' . __( 'Send Message', 'woothemes-sensei' ) . '" />';
+				$html .= '<input type="hidden" name="post_id" value="'.$post->ID.'" />';
+				$html .= '<input type="hidden" name="sender_id" value="'.$current_user->ID.'" />';
+				$html .= '<input type="hidden" name="receiver_id" value="'.$post->post_author.'" />';
+				$html .= wp_nonce_field('message_teacher', 'sensei_message_teacher_nonce', true, false);
+				$html .= '<input type="submit" class="send_message" value="'.__('Send Message', 'woothemes-sensei').'" />';
 			$html .= '</p>';
 			$html .= '<div class="fix"></div>';
 		$html .= '</form>';
@@ -244,30 +244,30 @@ 
 
 	public function save_new_message() {
 
-		if( ! isset( $_POST['sensei_message_teacher_nonce'] ) ) return;
+		if ( ! isset($_POST['sensei_message_teacher_nonce'])) return;
 
-		if( ! wp_verify_nonce( $_POST['sensei_message_teacher_nonce'], 'message_teacher' ) ) return;
+		if ( ! wp_verify_nonce($_POST['sensei_message_teacher_nonce'], 'message_teacher')) return;
 
-		$message_id = $this->save_new_message_post( $_POST['sender_id'], $_POST['receiver_id'], $_POST['contact_message'], $_POST['post_id'] );
+		$message_id = $this->save_new_message_post($_POST['sender_id'], $_POST['receiver_id'], $_POST['contact_message'], $_POST['post_id']);
 
 	}
 
-	public function message_reply_received( $comment_id = 0 ) {
+	public function message_reply_received($comment_id = 0) {
 
 		// Get comment object
-    	$comment = get_comment( $comment_id );
+    	$comment = get_comment($comment_id);
 
-		if( is_null( $comment ) ) return;
+		if (is_null($comment)) return;
 
 		// Get message post object
-		$message = get_post( $comment->comment_post_ID );
+		$message = get_post($comment->comment_post_ID);
 
-		if( $message->post_type != $this->post_type ) return;
+		if ($message->post_type != $this->post_type) return;
 
 		// Force comment to be approved
-		wp_set_comment_status( $comment_id, 'approve' );
+		wp_set_comment_status($comment_id, 'approve');
 
-		do_action( 'sensei_private_message_reply', $comment, $message );
+		do_action('sensei_private_message_reply', $comment, $message);
 	}
 
     /**
@@ -280,11 +280,11 @@ 
      * @param int $comment_id
      * @return array;
      */
-    public function stop_wp_comment_emails( $emails , $comment_id ){
+    public function stop_wp_comment_emails($emails, $comment_id) {
 
-        $comment = get_comment( $comment_id );
-        if( isset( $comment->comment_post_ID ) &&
-            'sensei_message' == get_post_type( $comment->comment_post_ID )  ){
+        $comment = get_comment($comment_id);
+        if (isset($comment->comment_post_ID) &&
+            'sensei_message' == get_post_type($comment->comment_post_ID)) {
 
             // empty the emails array to ensure no emails are sent for this comment
             $emails = array();
@@ -302,45 +302,45 @@ 
      * @param  string  $post_id     ID of post related to message
      * @return mixed                Message ID on success, boolean false on failure
      */
-    private function save_new_message_post( $sender_id = 0, $receiver_id = 0, $message = '', $post_id = 0 ) {
+    private function save_new_message_post($sender_id = 0, $receiver_id = 0, $message = '', $post_id = 0) {
 
     	$message_id = false;
 
-    	if( $sender_id && $receiver_id && $message && $post_id ) {
+    	if ($sender_id && $receiver_id && $message && $post_id) {
 
-    		$title = wp_trim_words( $message, 8, '...' );
+    		$title = wp_trim_words($message, 8, '...');
 
     		// Set up post data for message
 	    	$message_data = array(
 	            'post_type'      => $this->post_type,
-	            'post_title'     => esc_html( $title ),
-	            'post_content'   => esc_html( $message ),
+	            'post_title'     => esc_html($title),
+	            'post_content'   => esc_html($message),
 	            'post_status'    => 'publish',
 	            'ping_status'    => 'closed',
 	            'comment_status' => 'open',
 	            'post_excerpt'   => '',
-	            'post_author'	 => intval( $sender_id )
+	            'post_author'	 => intval($sender_id)
 	        );
 
 	    	// Insert post
-	        $message_id = wp_insert_post( $message_data );
+	        $message_id = wp_insert_post($message_data);
 
-	        if( ! is_wp_error( $message_id ) ) {
+	        if ( ! is_wp_error($message_id)) {
 
 	        	// Add sender to message meta
-	        	$sender = get_userdata( $sender_id );
-	        	add_post_meta( $message_id, '_sender', $sender->user_login );
+	        	$sender = get_userdata($sender_id);
+	        	add_post_meta($message_id, '_sender', $sender->user_login);
 
 	        	// Add receiver to message meta
-	        	$receiver = get_userdata( $receiver_id );
-		        add_post_meta( $message_id, '_receiver', $receiver->user_login );
+	        	$receiver = get_userdata($receiver_id);
+		        add_post_meta($message_id, '_receiver', $receiver->user_login);
 
 		        // Add lesson/course ID to message meta
-		        $post = get_post( $post_id );
-		        add_post_meta( $message_id, '_posttype', $post->post_type );
-		        add_post_meta( $message_id, '_post', $post->ID );
+		        $post = get_post($post_id);
+		        add_post_meta($message_id, '_posttype', $post->post_type);
+		        add_post_meta($message_id, '_post', $post->ID);
 
-		        do_action( 'sensei_new_private_message', $message_id );
+		        do_action('sensei_new_private_message', $message_id);
 
 		    } else {
 
@@ -358,22 +358,22 @@ 
 	 * @param  integer $user_id    ID of user
 	 * @return boolean             True if user has access to this message
 	 */
-	private function view_message( $message_id, $user_id = 0) {
+	private function view_message($message_id, $user_id = 0) {
 
-		if( ! is_user_logged_in() ) return false;
+		if ( ! is_user_logged_in()) return false;
 
-		if( $user_id == 0 ) {
+		if ($user_id == 0) {
 			global $current_user;
 			wp_get_current_user();
 			$user_login = $current_user->user_login;
 		}
 
 		// Get allowed users
-		$receiver = get_post_meta( $message_id, '_receiver', true );
-		$sender = get_post_meta( $message_id, '_sender', true );
+		$receiver = get_post_meta($message_id, '_receiver', true);
+		$sender = get_post_meta($message_id, '_sender', true);
 
 		// Check if user is allowed to view the message
-		if( in_array( $user_login, array( $receiver, $sender ) ) ) {
+		if (in_array($user_login, array($receiver, $sender))) {
 			return true;
 		}
 
@@ -400,27 +400,27 @@ 
      * @return void
      */
 
-    public function message_login () {
+    public function message_login() {
 
-        if ( is_user_logged_in() ) {
+        if (is_user_logged_in()) {
 
             return;
         }
 
         $settings = Sensei()->settings->get_settings();
-        if( isset( $settings[ 'my_course_page' ] )
-            && 0 < intval( $settings[ 'my_course_page' ] ) ){
+        if (isset($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'];
 
             $my_courses_url = get_permalink($my_courses_page_id);
 
         }
 
-        if ( is_single() && is_singular( $this->post_type )
-            || is_post_type_archive( $this->post_type ) ) {
+        if (is_single() && is_singular($this->post_type)
+            || is_post_type_archive($this->post_type)) {
 
-            if ( isset($my_courses_url) ) {
+            if (isset($my_courses_url)) {
 
                 wp_redirect($my_courses_url, 303);
                 exit;
@@ -439,12 +439,12 @@ 
      * @param  array $query Original query
      * @return void
      */
-	public function message_list( $query ) {
+	public function message_list($query) {
 		global $current_user;
 
-		if( is_admin() ) return;
+		if (is_admin()) return;
 
-		if( is_post_type_archive( $this->post_type ) && $query->is_main_query() ) {
+		if (is_post_type_archive($this->post_type) && $query->is_main_query()) {
 			wp_get_current_user();
 			$username = $current_user->user_login;
 
@@ -462,7 +462,7 @@ 
 				'compare' => '='
 			);
 
-			$query->set( 'meta_query', $meta_query );
+			$query->set('meta_query', $meta_query);
 
 			return;
 		}
@@ -474,11 +474,11 @@ 
 	 * @param  integer $post_id ID of post
 	 * @return string           Modified string if user does not have access to this message
 	 */
-	public function message_title( $title = '', $post_id = null ) {
+	public function message_title($title = '', $post_id = null) {
 
-		if( is_single() && is_singular( $this->post_type ) && in_the_loop() && get_post_type( $post_id ) == $this->post_type ) {
-			if( ! is_user_logged_in() || ! $this->view_message( $post_id ) ) {
-				$title = __( 'You are not allowed to view this message.', 'woothemes-sensei' );
+		if (is_single() && is_singular($this->post_type) && in_the_loop() && get_post_type($post_id) == $this->post_type) {
+			if ( ! is_user_logged_in() || ! $this->view_message($post_id)) {
+				$title = __('You are not allowed to view this message.', 'woothemes-sensei');
 			}
 		}
 
@@ -490,12 +490,12 @@ 
 	 * @param  string $content Original message content
 	 * @return string          Empty string if user does not have access to this message
 	 */
-	public function message_content( $content ) {
+	public function message_content($content) {
 		global $post;
 
-		if( is_single() && is_singular( $this->post_type ) && in_the_loop() ) {
-			if( ! is_user_logged_in() || ! $this->view_message( $post->ID ) ) {
-				$content = __( 'Please log in to view your messages.', 'woothemes-sensei' );
+		if (is_single() && is_singular($this->post_type) && in_the_loop()) {
+			if ( ! is_user_logged_in() || ! $this->view_message($post->ID)) {
+				$content = __('Please log in to view your messages.', 'woothemes-sensei');
 			}
 		}
 
@@ -507,11 +507,11 @@ 
 	 * @param  array $comments Array of replies
 	 * @return array           Empty array if user does not have access to this message
 	 */
-	public function message_replies( $comments ) {
+	public function message_replies($comments) {
 		global $post;
 
-		if( is_single() && is_singular( $this->post_type ) && in_the_loop() ) {
-			if( ! is_user_logged_in() || ! $this->view_message( $post->ID ) ) {
+		if (is_single() && is_singular($this->post_type) && in_the_loop()) {
+			if ( ! is_user_logged_in() || ! $this->view_message($post->ID)) {
 				$comments = array();
 			}
 		}
@@ -525,11 +525,11 @@ 
 	 * @param  integer $post_id ID of post
 	 * @return integer          0 if user does not have access to this message
 	 */
-	public function message_reply_count( $count, $post_id ) {
+	public function message_reply_count($count, $post_id) {
 		global $post;
 
-		if( is_single() && is_singular( $this->post_type ) && in_the_loop() ) {
-			if( ! is_user_logged_in() || ! $this->view_message( $post->ID ) ) {
+		if (is_single() && is_singular($this->post_type) && in_the_loop()) {
+			if ( ! is_user_logged_in() || ! $this->view_message($post->ID)) {
 				$count = 0;
 			}
 		}
@@ -543,11 +543,11 @@ 
 	 * @param  integer $post_id ID of post
 	 * @return boolean          False if user does not have access to this message
 	 */
-	public function message_replies_open( $open, $post_id ) {
+	public function message_replies_open($open, $post_id) {
 		global $post;
 
-		if( is_single() && is_singular( $this->post_type ) && in_the_loop() ) {
-			if( ! is_user_logged_in() || ! $this->view_message( $post->ID ) ) {
+		if (is_single() && is_singular($this->post_type) && in_the_loop()) {
+			if ( ! is_user_logged_in() || ! $this->view_message($post->ID)) {
 				$open = false;
 			}
 		}
@@ -560,17 +560,17 @@ 
      *
      * @since 1.9.0
      */
-    public static function the_message_sent_by_title(){
+    public static function the_message_sent_by_title() {
 
-        $sender_username = get_post_meta( get_the_ID() , '_sender', true );
-        if( $sender_username ) {
+        $sender_username = get_post_meta(get_the_ID(), '_sender', true);
+        if ($sender_username) {
 
-            $sender = get_user_by( 'login', $sender_username ); ?>
+            $sender = get_user_by('login', $sender_username); ?>
 
             <p class="message-meta">
                 <small>
                     <em>
-                        <?php printf( __( 'Sent by %1$s on %2$s.', 'woothemes-sensei' ), $sender->display_name, get_the_date() ); ?>
+                        <?php printf(__('Sent by %1$s on %2$s.', 'woothemes-sensei'), $sender->display_name, get_the_date()); ?>
                     </em>
                 </small>
             </p>
@@ -589,11 +589,11 @@ 
 
         global $post;
 
-        $content_post_id = get_post_meta( $post->ID, '_post', true );
-        if( $content_post_id ) {
-            $title = sprintf( __( 'Re: %1$s', 'woothemes-sensei' ), '<a href="' . get_permalink( $content_post_id ) . '">' . get_the_title( $content_post_id ) . '</a>' );
+        $content_post_id = get_post_meta($post->ID, '_post', true);
+        if ($content_post_id) {
+            $title = sprintf(__('Re: %1$s', 'woothemes-sensei'), '<a href="'.get_permalink($content_post_id).'">'.get_the_title($content_post_id).'</a>');
         } else {
-            $title = get_the_title( $post->ID );
+            $title = get_the_title($post->ID);
         }
 
         ?>
@@ -610,7 +610,7 @@ 
                  * @param string $template
                  * @param string $post_type
                  */
-                echo apply_filters( 'sensei_single_title', $title, $post->post_type );
+                echo apply_filters('sensei_single_title', $title, $post->post_type);
                 ?>
 
             </h1>
@@ -629,18 +629,18 @@ 
      *
      * @return string
      */
-    public static function the_archive_header( ){
+    public static function the_archive_header( ) {
 
         $html = '';
         $html .= '<header class="archive-header"><h1>';
-        $html .= __( 'My Messages', 'woothemes-sensei' );
+        $html .= __('My Messages', 'woothemes-sensei');
         $html .= '</h1></header>';
 
         /**
          * Filter the sensei messages archive title.
          * @since 1.0.0
          */
-        echo apply_filters( 'sensei_message_archive_title', $html );
+        echo apply_filters('sensei_message_archive_title', $html);
 
     } // get_archive_header()
 
@@ -650,23 +650,23 @@ 
      * @since 1.9.0
      * @param $post_id
      */
-    public static function the_message_title( $message_post_id ){
+    public static function the_message_title($message_post_id) {
 
-        $content_post_id = get_post_meta( $message_post_id, '_post', true );
+        $content_post_id = get_post_meta($message_post_id, '_post', true);
 
-        if( $content_post_id ) {
+        if ($content_post_id) {
 
-            $title = sprintf( __( 'Re: %1$s', 'woothemes-sensei' ), get_the_title( $content_post_id ) );
+            $title = sprintf(__('Re: %1$s', 'woothemes-sensei'), get_the_title($content_post_id));
 
         } else {
 
-            $title = get_the_title( $message_post_id );
+            $title = get_the_title($message_post_id);
 
         }
 
         ?>
         <h2>
-            <a href="<?php esc_url( get_permalink( $message_post_id ) );?>">
+            <a href="<?php esc_url(get_permalink($message_post_id)); ?>">
                 <?php echo  $title; ?>
             </a>
 
@@ -680,13 +680,13 @@ 
      *
      * @param $message_post_id
      */
-    public  static function the_message_sender( $message_post_id ){
+    public  static function the_message_sender($message_post_id) {
 
-        $sender_username = get_post_meta( $message_post_id, '_sender', true );
-        $sender = get_user_by( 'login', $sender_username );
+        $sender_username = get_post_meta($message_post_id, '_sender', true);
+        $sender = get_user_by('login', $sender_username);
 
-        if( $sender_username && $sender instanceof WP_User ) {
-            $sender_display_name = sprintf( __( 'Sent by %1$s on %2$s.', 'woothemes-sensei' ), $sender->display_name, get_the_date() );
+        if ($sender_username && $sender instanceof WP_User) {
+            $sender_display_name = sprintf(__('Sent by %1$s on %2$s.', 'woothemes-sensei'), $sender->display_name, get_the_date());
             ?>
             <p class="message-meta">
                 <small>
@@ -704,13 +704,13 @@ 
      *
      * @since 1.9.0
      */
-    public static function the_my_messages_link(){
-        if( ! Sensei()->settings->get('messages_disable')  ) {
+    public static function the_my_messages_link() {
+        if ( ! Sensei()->settings->get('messages_disable')) {
             ?>
             <p class="my-messages-link-container">
-                <a class="my-messages-link" href="<?php echo get_post_type_archive_link( 'sensei_message' ); ?>"
-                   title="<?php _e( 'View & reply to private messages sent to your course & lesson teachers.', 'woothemes-sensei' ); ?>">
-                    <?php _e( 'My Messages', 'woothemes-sensei' ); ?>
+                <a class="my-messages-link" href="<?php echo get_post_type_archive_link('sensei_message'); ?>"
+                   title="<?php _e('View & reply to private messages sent to your course & lesson teachers.', 'woothemes-sensei'); ?>">
+                    <?php _e('My Messages', 'woothemes-sensei'); ?>
                 </a>
             </p>
             <?php
@@ -724,4 +724,4 @@ 
  * for backward compatibility
  * @since 1.9.0
  */
-class WooThemes_Sensei_Messages extends Sensei_Messages{}
+class WooThemes_Sensei_Messages extends Sensei_Messages {}

includes/hooks/woocommerce.php

Spacing +10 added lines, -10 removed lines

@@ -7,27 +7,27 @@ 
  * show the WooCommerce course filter links above the courses
  * @since 1.9.0
  */
-add_filter( 'sensei_archive_course_filter_by_options', array( 'Sensei_WC', 'add_course_archive_wc_filter_links' ) );
+add_filter('sensei_archive_course_filter_by_options', array('Sensei_WC', 'add_course_archive_wc_filter_links'));
 
 /**
  * filter the queries for paid and free course based on the users selection.
  * @since 1.9.0
  */
-add_filter('pre_get_posts', array( 'Sensei_WC', 'course_archive_wc_filter_free'));
-add_filter('pre_get_posts', array( 'Sensei_WC', 'course_archive_wc_filter_paid'));
+add_filter('pre_get_posts', array('Sensei_WC', 'course_archive_wc_filter_free'));
+add_filter('pre_get_posts', array('Sensei_WC', 'course_archive_wc_filter_paid'));
 
 /**
  * Add woocommerce action above single course the action
  * @since 1.9.0
  */
-add_action('sensei_before_main_content', array('Sensei_WC', 'do_single_course_wc_single_product_action') ,50) ;
+add_action('sensei_before_main_content', array('Sensei_WC', 'do_single_course_wc_single_product_action'), 50);
 
 /******************************
  *
  * Single Lesson Hooks
  *
  ******************************/
-add_filter( 'sensei_can_user_view_lesson', array( 'Sensei_WC','alter_can_user_view_lesson' ), 20, 3 );
+add_filter('sensei_can_user_view_lesson', array('Sensei_WC', 'alter_can_user_view_lesson'), 20, 3);
 
 /******************************
  *
@@ -35,7 +35,7 @@ 
  *
  ******************************/
 // add a notice on the checkout page to tell users about the course they've purchase
-add_action( 'template_redirect', array( 'Sensei_WC','course_link_from_order' ) );
+add_action('template_redirect', array('Sensei_WC', 'course_link_from_order'));
 
 /******************************
  *
@@ -44,7 +44,7 @@ 
  ******************************/
 //@since 1.9.0
 //show a notice if the user has already added the current course to their cart
-add_action( 'sensei_single_course_content_inside_before', array( 'Sensei_WC', 'course_in_cart_message' ), 20 );
+add_action('sensei_single_course_content_inside_before', array('Sensei_WC', 'course_in_cart_message'), 20);
 
 /******************************
  *
@@ -53,12 +53,12 @@ 
  ******************************/
 //@since 1.9.0
 // alter the no permissions message to show the woocommerce message instead
-add_filter( 'sensei_the_no_permissions_message', array( 'Sensei_WC', 'alter_no_permissions_message' ), 20, 2 );
+add_filter('sensei_the_no_permissions_message', array('Sensei_WC', 'alter_no_permissions_message'), 20, 2);
 
 //@since 1.9.0
 // add the add to cart button for a valid purchasable course
-add_action( 'sensei_no_permissions_inside_before_content', array( 'Sensei_WC', 'the_add_to_cart_button_html' ), 20, 1);
+add_action('sensei_no_permissions_inside_before_content', array('Sensei_WC', 'the_add_to_cart_button_html'), 20, 1);
 
 // @since 1.9.0
 // add  woocommerce class to the the no permission body class to ensure WooCommerce elements are styled
-add_filter( 'body_class', array( 'Sensei_WC', 'add_woocommerce_body_class' ), 20, 1);
+add_filter('body_class', array('Sensei_WC', 'add_woocommerce_body_class'), 20, 1);

templates/no-permissions.php

Spacing +8 added lines, -8 removed lines

@@ -11,7 +11,7 @@ 
  */
 ?>
 
-<?php  get_sensei_header();  ?>
+<?php  get_sensei_header(); ?>
 
 <?php
 /**
@@ -21,10 +21,10 @@ 
  * @since 1.9.0
  * @param $post_id
  */
-do_action('sensei_no_permissions_before_content', get_the_ID() );
+do_action('sensei_no_permissions_before_content', get_the_ID());
 ?>
 
-<article <?php post_class( 'no-permission' ) ?> >
+<article <?php post_class('no-permission') ?> >
 
     <header>
 
@@ -40,20 +40,20 @@ 
      * @since 1.9.0
      * @param $post_id
      */
-    do_action('sensei_no_permissions_inside_before_content', get_the_ID() );
+    do_action('sensei_no_permissions_inside_before_content', get_the_ID());
     ?>
 
     <section class="entry fix">
 
         <div class="sensei-message alert">
 
-            <?php the_no_permissions_message( get_the_ID() ); ?>
+            <?php the_no_permissions_message(get_the_ID()); ?>
 
         </div>
 
         <p class="excerpt">
 
-            <?php sensei_the_excerpt( get_the_ID() ); ?>
+            <?php sensei_the_excerpt(get_the_ID()); ?>
 
         </p>
 
@@ -67,7 +67,7 @@ 
      * @since 1.9.0
      * @param $post_id
      */
-    do_action('sensei_no_permissions_inside_after_content', get_the_ID() );
+    do_action('sensei_no_permissions_inside_after_content', get_the_ID());
     ?>
 
 </article><!-- .no-permissions -->
@@ -80,7 +80,7 @@ 
  * @since 1.9.0
  * @param $post_id
  */
-do_action('sensei_no_permissions_after_content', get_the_ID() );
+do_action('sensei_no_permissions_after_content', get_the_ID());
 ?>
 
 <?php get_sensei_footer(); ?>
\ No newline at end of file

templates/course-results/lessons.php

Spacing +33 added lines, -33 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) exit;
+if ( ! defined('ABSPATH')) exit;
 /**
  * The Template for displaying all course lessons on the course results page.
  *
@@ -14,7 +14,7 @@ 
 global $course;
 ?>
 
-<?php if ( is_user_logged_in() ): ?>
+<?php if (is_user_logged_in()): ?>
 
     <?php
     /**
@@ -22,53 +22,53 @@ 
      * is uer logged check, just above the lessons header.
      * @since 1.4.0
      */
-    do_action( 'sensei_course_results_before_lessons', $course->ID );
+    do_action('sensei_course_results_before_lessons', $course->ID);
     ?>
 
     <header>
 
-        <h2>  <?php _e( 'Lessons', 'woothemes-sensei' );  ?> </h2>
+        <h2>  <?php _e('Lessons', 'woothemes-sensei'); ?> </h2>
 
     </header>
 
-    <article class="<?php  esc_attr_e( join( ' ', get_post_class( array( 'course', 'post' ), $course->ID ) ) ); ?> ">
+    <article class="<?php  esc_attr_e(join(' ', get_post_class(array('course', 'post'), $course->ID))); ?> ">
 
         <?php
 
 		$displayed_lessons = array();
-        $modules = Sensei()->modules->get_course_modules( intval( $course->ID ) );
+        $modules = Sensei()->modules->get_course_modules(intval($course->ID));
 
         // List modules with lessons
-        foreach( $modules as $module ) {
+        foreach ($modules as $module) {
 
-            $lessons_query = Sensei()->modules->get_lessons_query( $course->ID, $module->term_id );
+            $lessons_query = Sensei()->modules->get_lessons_query($course->ID, $module->term_id);
             $lessons = $lessons_query->get_posts();
 
-            if( count( $lessons ) > 0 ) { ?>
+            if (count($lessons) > 0) { ?>
 
                 <h3> <?php echo $module->name; ?></h3>
 
                 <?php
                 $count = 0;
-                foreach( $lessons as $lesson ) {
+                foreach ($lessons as $lesson) {
 
                     $lesson_grade = 'n/a';
-                    $has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
-                    if ( $has_questions ) {
-                        $lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id() );
+                    $has_questions = get_post_meta($lesson->ID, '_quiz_has_questions', true);
+                    if ($has_questions) {
+                        $lesson_status = Sensei_Utils::user_lesson_status($lesson->ID, get_current_user_id());
                         // Get user quiz grade
-                        $lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
-                        if ( $lesson_grade ) {
+                        $lesson_grade = get_comment_meta($lesson_status->comment_ID, 'grade', true);
+                        if ($lesson_grade) {
                             $lesson_grade .= '%';
                         }
                     }
                     ?>
                     <h2>
 
-                        <a href="<?php esc_url_raw( get_permalink( $lesson->ID ) ); ?>"
-                           title="<?php esc_attr_e( sprintf( __( 'Start %s', 'woothemes-sensei' ), $lesson->post_title ) ); ?>">
+                        <a href="<?php esc_url_raw(get_permalink($lesson->ID)); ?>"
+                           title="<?php esc_attr_e(sprintf(__('Start %s', 'woothemes-sensei'), $lesson->post_title)); ?>">
 
-                            <?php esc_html_e( $lesson->post_title ); ?>
+                            <?php esc_html_e($lesson->post_title); ?>
 
                         </a>
 
@@ -89,25 +89,25 @@ 
 
         <?php
 
-        $lessons = Sensei()->modules->get_none_module_lessons( $course->ID );
-        if( 0 < count( $lessons ) ): ?>
+        $lessons = Sensei()->modules->get_none_module_lessons($course->ID);
+        if (0 < count($lessons)): ?>
 
 			<h3>
 
-                <?php _e( 'Other Lessons', 'woothemes-sensei' ); ?>
+                <?php _e('Other Lessons', 'woothemes-sensei'); ?>
 
             </h3>
 
-            <?php foreach ( $lessons as $lesson ): ?>
+            <?php foreach ($lessons as $lesson): ?>
 
                 <?php
                 $lesson_grade = 'n/a';
-                $has_questions = get_post_meta( $lesson->ID, '_quiz_has_questions', true );
-                if ( $has_questions ) {
-                    $lesson_status = Sensei_Utils::user_lesson_status( $lesson->ID, get_current_user_id());
+                $has_questions = get_post_meta($lesson->ID, '_quiz_has_questions', true);
+                if ($has_questions) {
+                    $lesson_status = Sensei_Utils::user_lesson_status($lesson->ID, get_current_user_id());
                     // Get user quiz grade
-                    $lesson_grade = get_comment_meta( $lesson_status->comment_ID, 'grade', true );
-                    if ( $lesson_grade ) {
+                    $lesson_grade = get_comment_meta($lesson_status->comment_ID, 'grade', true);
+                    if ($lesson_grade) {
                         $lesson_grade .= '%';
                     }
                 }
@@ -115,9 +115,9 @@ 
 
                 <h2>
 
-                    <a href="<?php esc_url_raw( get_permalink( $lesson->ID ) ) ?>" title="<?php esc_attr_e( sprintf( __( 'Start %s', 'woothemes-sensei' ), $lesson->post_title ) ) ?>" >
+                    <a href="<?php esc_url_raw(get_permalink($lesson->ID)) ?>" title="<?php esc_attr_e(sprintf(__('Start %s', 'woothemes-sensei'), $lesson->post_title)) ?>" >
 
-                        <?php esc_html_e( sprintf( __( '%s', 'woothemes-sensei' ), $lesson->post_title ) ); ?>
+                        <?php esc_html_e(sprintf(__('%s', 'woothemes-sensei'), $lesson->post_title)); ?>
 
                     </a>
 
@@ -132,13 +132,13 @@ 
 
         <h2 class="total-grade">
 
-            <?php _e( 'Total Grade', 'woothemes-sensei' ); ?>
+            <?php _e('Total Grade', 'woothemes-sensei'); ?>
             <span class="lesson-grade">
 
                 <?php
 
-                    $course_user_grade = Sensei_Utils::sensei_course_user_grade( $course->ID, get_current_user_id() );
-                    echo $course_user_grade . '%';
+                    $course_user_grade = Sensei_Utils::sensei_course_user_grade($course->ID, get_current_user_id());
+                    echo $course_user_grade.'%';
 
                 ?>
 
@@ -155,7 +155,7 @@ 
      *
      * @since 1.4.0
      */
-	do_action( 'sensei_course_results_after_lessons', $course->ID );
+	do_action('sensei_course_results_after_lessons', $course->ID);
     ?>
 
 <?php endif; //user logged in ?>
\ No newline at end of file

templates/single-quiz/question_type-multi-line.php

Spacing +5 added lines, -5 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) exit;
+if ( ! defined('ABSPATH')) exit;
 /**
  * The Template for displaying Multi Line Questions.
  *
@@ -18,15 +18,15 @@ 
      * 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() );
+    $question_data = WooThemes_Sensei_Question::get_template_data(sensei_get_the_question_id(), get_the_ID());
 
 ?>
 
 <?php
 
-    Sensei_Utils::sensei_text_editor( $question_data[ 'user_answer_entry' ]  ,
-                                                'textquestion' . $question_data[ 'ID' ] ,
-                                                'sensei_question[' . $question_data[ 'ID' ] . ']' );
+    Sensei_Utils::sensei_text_editor($question_data['user_answer_entry'],
+                                                'textquestion'.$question_data['ID'],
+                                                'sensei_question['.$question_data['ID'].']');
 
 ?>
 

includes/emails/class-woothemes-sensei-email-teacher-completed-course.php

Spacing +15 added lines, -15 removed lines

@@ -1,8 +1,8 @@ 
 <?php
 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
+if ( ! defined('ABSPATH')) exit; // Exit if accessed directly
 
-if ( ! class_exists( 'WooThemes_Sensei_Email_Teacher_Completed_Course' ) ) :
+if ( ! class_exists('WooThemes_Sensei_Email_Teacher_Completed_Course')) :
 
 /**
  * Teacher Completed Course
@@ -31,8 +31,8 @@ 
 	 */
 	function __construct() {
 		$this->template = 'teacher-completed-course';
-		$this->subject = apply_filters( 'sensei_email_subject', sprintf( __( '[%1$s] Your student has completed a course', 'woothemes-sensei' ), get_bloginfo( 'name' ) ), $this->template );
-		$this->heading = apply_filters( 'sensei_email_heading', __( 'Your student has completed a course', 'woothemes-sensei' ), $this->template );
+		$this->subject = apply_filters('sensei_email_subject', sprintf(__('[%1$s] Your student has completed a course', 'woothemes-sensei'), get_bloginfo('name')), $this->template);
+		$this->heading = apply_filters('sensei_email_heading', __('Your student has completed a course', 'woothemes-sensei'), $this->template);
 	}
 
 	/**
@@ -41,24 +41,24 @@ 
 	 * @access public
 	 * @return void
 	 */
-	function trigger( $learner_id = 0, $course_id = 0 ) {
+	function trigger($learner_id = 0, $course_id = 0) {
 		global  $sensei_email_data;
 
 		// Get learner user object
-		$this->learner = new WP_User( $learner_id );
+		$this->learner = new WP_User($learner_id);
 
 		// Get teacher ID and user object
-		$teacher_id = get_post_field( 'post_author', $course_id, 'raw' );
-		$this->teacher = new WP_User( $teacher_id );
+		$teacher_id = get_post_field('post_author', $course_id, 'raw');
+		$this->teacher = new WP_User($teacher_id);
 
 		// Get passed status
-		$passed = __( 'passed', 'woothemes-sensei' );
-		if( ! Sensei_Utils::sensei_user_passed_course( $course_id, $learner_id ) ) {
-			$passed = __( 'failed', 'woothemes-sensei' );
+		$passed = __('passed', 'woothemes-sensei');
+		if ( ! Sensei_Utils::sensei_user_passed_course($course_id, $learner_id)) {
+			$passed = __('failed', 'woothemes-sensei');
 		}
 
 		// Construct data array
-		$sensei_email_data = apply_filters( 'sensei_email_data', array(
+		$sensei_email_data = apply_filters('sensei_email_data', array(
 			'template'			=> $this->template,
 			'heading'			=> $this->heading,
 			'teacher_id'		=> $teacher_id,
@@ -66,13 +66,13 @@ 
 			'learner_name'		=> $this->learner->display_name,
 			'course_id'			=> $course_id,
 			'passed'			=> $passed,
-		), $this->template );
+		), $this->template);
 
 		// Set recipient (learner)
-		$this->recipient = stripslashes( $this->teacher->user_email );
+		$this->recipient = stripslashes($this->teacher->user_email);
 
 		// Send mail
-		Sensei()->emails->send( $this->recipient, $this->subject, Sensei()->emails->get_content( $this->template ) );
+		Sensei()->emails->send($this->recipient, $this->subject, Sensei()->emails->get_content($this->template));
 	}
 }
 

includes/emails/class-woothemes-sensei-email-learner-completed-course.php

Spacing +13 added lines, -13 removed lines

@@ -1,8 +1,8 @@ 
 <?php
 
-if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
+if ( ! defined('ABSPATH')) exit; // Exit if accessed directly
 
-if ( ! class_exists( 'WooThemes_Sensei_Email_Learner_Completed_Course' ) ) :
+if ( ! class_exists('WooThemes_Sensei_Email_Learner_Completed_Course')) :
 
 /**
  * Learner Completed Course
@@ -30,8 +30,8 @@ 
 	 */
 	function __construct() {
 		$this->template = 'learner-completed-course';
-		$this->subject = apply_filters( 'sensei_email_subject', sprintf( __( '[%1$s] You have completed a course', 'woothemes-sensei' ), get_bloginfo( 'name' ) ), $this->template );
-		$this->heading = apply_filters( 'sensei_email_heading', __( 'You have completed a course', 'woothemes-sensei' ), $this->template );
+		$this->subject = apply_filters('sensei_email_subject', sprintf(__('[%1$s] You have completed a course', 'woothemes-sensei'), get_bloginfo('name')), $this->template);
+		$this->heading = apply_filters('sensei_email_heading', __('You have completed a course', 'woothemes-sensei'), $this->template);
 	}
 
 	/**
@@ -40,32 +40,32 @@ 
 	 * @access public
 	 * @return void
 	 */
-	function trigger( $user_id = 0, $course_id = 0 ) {
+	function trigger($user_id = 0, $course_id = 0) {
 		global  $sensei_email_data;
 
 		// Get learner user object
-		$this->user = new WP_User( $user_id );
+		$this->user = new WP_User($user_id);
 
 		// Get passed status
-		$passed = __( 'passed', 'woothemes-sensei' );
-		if( ! Sensei_Utils::sensei_user_passed_course( $course_id, $user_id ) ) {
-			$passed = __( 'failed', 'woothemes-sensei' );
+		$passed = __('passed', 'woothemes-sensei');
+		if ( ! Sensei_Utils::sensei_user_passed_course($course_id, $user_id)) {
+			$passed = __('failed', 'woothemes-sensei');
 		}
 
 		// Construct data array
-		$sensei_email_data = apply_filters( 'sensei_email_data', array(
+		$sensei_email_data = apply_filters('sensei_email_data', array(
 			'template'			=> $this->template,
 			'heading'			=> $this->heading,
 			'user_id'			=> $user_id,
 			'course_id'			=> $course_id,
 			'passed'			=> $passed,
-		), $this->template );
+		), $this->template);
 
 		// Set recipient (learner)
-		$this->recipient = stripslashes( $this->user->user_email );
+		$this->recipient = stripslashes($this->user->user_email);
 
 		// Send mail
-		Sensei()->emails->send( $this->recipient, $this->subject, Sensei()->emails->get_content( $this->template ) );
+		Sensei()->emails->send($this->recipient, $this->subject, Sensei()->emails->get_content($this->template));
 	}
 }
 

includes/lib/woo-functions.php

Spacing +25 added lines, -25 removed lines

@@ -3,11 +3,11 @@ 
 /**
  * Queue updates for the WooUpdater
  */
-if ( ! function_exists( 'woothemes_queue_update' ) ) {
-	function woothemes_queue_update( $file, $file_id, $product_id ) {
+if ( ! function_exists('woothemes_queue_update')) {
+	function woothemes_queue_update($file, $file_id, $product_id) {
 		global $woothemes_queued_updates;
 
-		if ( ! isset( $woothemes_queued_updates ) )
+		if ( ! isset($woothemes_queued_updates))
 			$woothemes_queued_updates = array();
 
 		$plugin             = new stdClass();
@@ -23,56 +23,56 @@ 
  * Load installer for the WooThemes Updater.
  * @return $api Object
  */
-if ( ! class_exists( 'WooThemes_Updater' ) && ! function_exists( 'woothemes_updater_install' ) ) {
-	function woothemes_updater_install( $api, $action, $args ) {
+if ( ! class_exists('WooThemes_Updater') && ! function_exists('woothemes_updater_install')) {
+	function woothemes_updater_install($api, $action, $args) {
 		$download_url = 'http://woodojo.s3.amazonaws.com/downloads/woothemes-updater/woothemes-updater.zip';
 
-		if ( 'plugin_information' != $action ||
+		if ('plugin_information' != $action ||
 			false !== $api ||
-			! isset( $args->slug ) ||
+			! isset($args->slug) ||
 			'woothemes-updater' != $args->slug
 		) return $api;
 
 		$api = new stdClass();
 		$api->name = 'WooThemes Updater';
 		$api->version = '';
-		$api->download_link = esc_url( $download_url );
+		$api->download_link = esc_url($download_url);
 		return $api;
 	}
 
-	add_filter( 'plugins_api', 'woothemes_updater_install', 10, 3 );
+	add_filter('plugins_api', 'woothemes_updater_install', 10, 3);
 }
 
 /**
  * WooUpdater Installation Prompts
  */
-if ( ! class_exists( 'WooThemes_Updater' ) && ! function_exists( 'woothemes_updater_notice' ) ) {
+if ( ! class_exists('WooThemes_Updater') && ! function_exists('woothemes_updater_notice')) {
 
 	/**
 	 * Display a notice if the "WooThemes Updater" plugin hasn't been installed.
 	 * @return void
 	 */
 	function woothemes_updater_notice() {
-		$active_plugins = apply_filters( 'active_plugins', get_option('active_plugins' ) );
-		if ( in_array( 'woothemes-updater/woothemes-updater.php', $active_plugins ) ) return;
+		$active_plugins = apply_filters('active_plugins', get_option('active_plugins'));
+		if (in_array('woothemes-updater/woothemes-updater.php', $active_plugins)) return;
 
 		$slug = 'woothemes-updater';
-		$install_url = wp_nonce_url( self_admin_url( 'update.php?action=install-plugin&plugin=' . $slug ), 'install-plugin_' . $slug );
-		$activate_url = 'plugins.php?action=activate&plugin=' . urlencode( 'woothemes-updater/woothemes-updater.php' ) . '&plugin_status=all&paged=1&s&_wpnonce=' . urlencode( wp_create_nonce( 'activate-plugin_woothemes-updater/woothemes-updater.php' ) );
+		$install_url = wp_nonce_url(self_admin_url('update.php?action=install-plugin&plugin='.$slug), 'install-plugin_'.$slug);
+		$activate_url = 'plugins.php?action=activate&plugin='.urlencode('woothemes-updater/woothemes-updater.php').'&plugin_status=all&paged=1&s&_wpnonce='.urlencode(wp_create_nonce('activate-plugin_woothemes-updater/woothemes-updater.php'));
 
-		$message = '<a href="' . esc_url( $install_url ) . '">Install the WooThemes Updater plugin</a> to get updates for your WooThemes plugins.';
+		$message = '<a href="'.esc_url($install_url).'">Install the WooThemes Updater plugin</a> to get updates for your WooThemes plugins.';
 		$is_downloaded = false;
-		$plugins = array_keys( get_plugins() );
-		foreach ( $plugins as $plugin ) {
-			if ( strpos( $plugin, 'woothemes-updater.php' ) !== false ) {
+		$plugins = array_keys(get_plugins());
+		foreach ($plugins as $plugin) {
+			if (strpos($plugin, 'woothemes-updater.php') !== false) {
 				$is_downloaded = true;
-				$message = '<a href="' . esc_url( admin_url( $activate_url ) ) . '">Activate the WooThemes Updater plugin</a> to get updates for your WooThemes plugins.';
+				$message = '<a href="'.esc_url(admin_url($activate_url)).'">Activate the WooThemes Updater plugin</a> to get updates for your WooThemes plugins.';
 			}
 		}
-		echo '<div class="updated fade"><p>' . $message . '</p></div>' . "\n";
+		echo '<div class="updated fade"><p>'.$message.'</p></div>'."\n";
 	}
 
-	add_action( 'admin_notices', 'woothemes_updater_notice' );
+	add_action('admin_notices', 'woothemes_updater_notice');
 }
 
 /**
@@ -81,11 +81,11 @@ 
  * @param  $version Version to check against
  * @return @boolean
  */
-if( ! function_exists( 'sensei_check_woocommerce_version' ) ) {
-	function sensei_check_woocommerce_version( $version = '2.1' ) {
-		if ( Sensei_WC::is_woocommerce_active() ) {
+if ( ! function_exists('sensei_check_woocommerce_version')) {
+	function sensei_check_woocommerce_version($version = '2.1') {
+		if (Sensei_WC::is_woocommerce_active()) {
 			global $woocommerce;
-			if( version_compare( $woocommerce->version, $version, ">=" ) ) {
+			if (version_compare($woocommerce->version, $version, ">=")) {
 			    return true;
 			}
 		}

includes/shortcodes/class-sensei-legacy-shortcodes.php

Spacing +79 added lines, -79 removed lines

@@ -15,14 +15,14 @@ 
      *
      * @since 1.9.0
      */
-    public static function init(){
+    public static function init() {
 
-        add_shortcode( 'allcourses',      array( __CLASS__, 'all_courses' ) );
-        add_shortcode( 'newcourses',      array( __CLASS__,'new_courses' ) );
-        add_shortcode( 'featuredcourses', array( __CLASS__,'featured_courses') );
-        add_shortcode( 'freecourses',     array( __CLASS__,'free_courses') );
-        add_shortcode( 'paidcourses',     array( __CLASS__,'paid_courses') );
-        add_shortcode( 'usercourses',     array( __CLASS__,'user_courses' ) );
+        add_shortcode('allcourses', array(__CLASS__, 'all_courses'));
+        add_shortcode('newcourses', array(__CLASS__, 'new_courses'));
+        add_shortcode('featuredcourses', array(__CLASS__, 'featured_courses'));
+        add_shortcode('freecourses', array(__CLASS__, 'free_courses'));
+        add_shortcode('paidcourses', array(__CLASS__, 'paid_courses'));
+        add_shortcode('usercourses', array(__CLASS__, 'user_courses'));
 
     }
     /**
@@ -35,9 +35,9 @@ 
      * @param mixed $content (default: null)
      * @return string
      */
-    public static function all_courses( $atts, $content = null ) {
+    public static function all_courses($atts, $content = null) {
 
-        return self::generate_shortcode_courses( '', 'allcourses' ); // all courses but no title
+        return self::generate_shortcode_courses('', 'allcourses'); // all courses but no title
 
     } // all_courses()
 
@@ -49,9 +49,9 @@ 
      * @param mixed $content (default: null)
      * @return string
      */
-    public static function paid_courses( $atts, $content = null ) {
+    public static function paid_courses($atts, $content = null) {
 
-        return self::generate_shortcode_courses( 'Paid Courses', 'paidcourses' );
+        return self::generate_shortcode_courses('Paid Courses', 'paidcourses');
 
     } // End paid_courses()
 
@@ -64,9 +64,9 @@ 
      * @param mixed $content (default: null)
      * @return string
      */
-    public static function featured_courses( $atts, $content = null ) {
+    public static function featured_courses($atts, $content = null) {
 
-        return self::generate_shortcode_courses( 'Featured Courses', 'featuredcourses' );
+        return self::generate_shortcode_courses('Featured Courses', 'featuredcourses');
 
     } // End featured_courses()
 
@@ -78,9 +78,9 @@ 
      * @param mixed $content (default: null)
      * @return string
      */
-    public static function free_courses( $atts, $content = null ) {
+    public static function free_courses($atts, $content = null) {
 
-        return self::generate_shortcode_courses( 'Free Courses', 'freecourses' );
+        return self::generate_shortcode_courses('Free Courses', 'freecourses');
 
     } // End free_courses()
 
@@ -92,9 +92,9 @@ 
      * @param mixed $content (default: null)
      * @return string
      */
-    public static function new_courses( $atts, $content = null ) {
+    public static function new_courses($atts, $content = null) {
 
-        return self::generate_shortcode_courses( 'New Courses', 'newcourses' );
+        return self::generate_shortcode_courses('New Courses', 'newcourses');
 
     } // End new_courses()
 
@@ -107,7 +107,7 @@ 
      * @param $shortcode_specific_override
      * @return string
      */
-    public static function generate_shortcode_courses( $title , $shortcode_specific_override  ){
+    public static function generate_shortcode_courses($title, $shortcode_specific_override) {
 
         global  $shortcode_override, $posts_array;
 
@@ -115,9 +115,9 @@ 
 
         // do not show this short code if there is a shortcode int he url and
         // this specific shortcode is not the one requested in the ur.
-        $specific_shortcode_requested = isset( $_GET['action'] ) ?  sanitize_text_field(  $_GET['action']  ) : '';
-        if( ! empty( $specific_shortcode_requested) &&
-            $specific_shortcode_requested != $shortcode_override ){
+        $specific_shortcode_requested = isset($_GET['action']) ? sanitize_text_field($_GET['action']) : '';
+        if ( ! empty($specific_shortcode_requested) &&
+            $specific_shortcode_requested != $shortcode_override) {
 
             return '';
 
@@ -129,15 +129,15 @@ 
         $courses = ob_get_clean();
 
         $content = '';
-        if( count( $posts_array ) > 0 ){
+        if (count($posts_array) > 0) {
 
-            $before = empty($title)? '' : '<header class="archive-header"><h2>'. $title .'</h2></header>';
+            $before = empty($title) ? '' : '<header class="archive-header"><h2>'.$title.'</h2></header>';
             $before .= '<section id="main-course" class="course-container">';
 
             $after = '</section>';
 
             //assemble
-            $content = $before . $courses . $after;
+            $content = $before.$courses.$after;
 
         }
 
@@ -154,19 +154,19 @@ 
      * @param mixed $content (default: null)
      * @return string
      */
-    public static function user_courses( $atts, $content = null ) {
+    public static function user_courses($atts, $content = null) {
         global $shortcode_override;
-        extract( shortcode_atts( array(	'amount' => 0 ), $atts ) );
+        extract(shortcode_atts(array('amount' => 0), $atts));
 
         $shortcode_override = 'usercourses';
 
         ob_start();
 
-        if( is_user_logged_in() ){
+        if (is_user_logged_in()) {
 
-            Sensei_Templates::get_template( 'user/my-courses.php' );
+            Sensei_Templates::get_template('user/my-courses.php');
 
-        }else{
+        } else {
 
             Sensei()->frontend->sensei_login_form();
 
@@ -182,54 +182,54 @@ 
      * loop-course.php for the old shortcodes.
      * @since 1.9.0
      */
-    public static function initialise_legacy_course_loop(){
+    public static function initialise_legacy_course_loop() {
 
         global  $post, $wp_query, $shortcode_override, $course_excludes;
 
         // Handle Query Type
         $query_type = '';
 
-        if ( isset( $_GET[ 'action' ] ) && ( '' != esc_html( $_GET[ 'action' ] ) ) ) {
-            $query_type = esc_html( $_GET[ 'action' ] );
+        if (isset($_GET['action']) && ('' != esc_html($_GET['action']))) {
+            $query_type = esc_html($_GET['action']);
         } // End If Statement
 
-        if ( '' != $shortcode_override ) {
+        if ('' != $shortcode_override) {
             $query_type = $shortcode_override;
         } // End If Statement
 
-        if ( !is_array( $course_excludes ) ) { $course_excludes = array(); }
+        if ( ! is_array($course_excludes)) { $course_excludes = array(); }
 
         // Check that query returns results
         // Handle Pagination
-        $paged = $wp_query->get( 'paged' );
-        $paged = empty( $paged ) ? 1 : $paged;
+        $paged = $wp_query->get('paged');
+        $paged = empty($paged) ? 1 : $paged;
 
 
         // Check for pagination settings
-        if ( isset( Sensei()->settings->settings[ 'course_archive_amount' ] ) && ( 0 < absint( Sensei()->settings->settings[ 'course_archive_amount' ] ) ) ) {
+        if (isset(Sensei()->settings->settings['course_archive_amount']) && (0 < absint(Sensei()->settings->settings['course_archive_amount']))) {
 
-            $amount = absint( Sensei()->settings->settings[ 'course_archive_amount' ] );
+            $amount = absint(Sensei()->settings->settings['course_archive_amount']);
 
         } else {
 
-            $amount = $wp_query->get( 'posts_per_page' );
+            $amount = $wp_query->get('posts_per_page');
 
         } // End If Statement
 
         // This is not a paginated page (or it's simply the first page of a paginated page/post)
 
         global $posts_array;
-        $course_includes   = array();
+        $course_includes = array();
 
-        $query_args = Sensei()->course->get_archive_query_args( $shortcode_override, $amount, $course_includes, $course_excludes );
-        $course_query = new WP_Query( $query_args );
+        $query_args = Sensei()->course->get_archive_query_args($shortcode_override, $amount, $course_includes, $course_excludes);
+        $course_query = new WP_Query($query_args);
         $posts_array = $course_query->get_posts();
 
         // output the courses
-        if( ! empty( $posts_array ) ) {
+        if ( ! empty($posts_array)) {
 
             //output all courses for current query
-            self::loop_courses( $course_query, $amount );
+            self::loop_courses($course_query, $amount);
 
         }
 
@@ -242,31 +242,31 @@ 
      *
      * @param WP_Query $course_query
      */
-    public static function loop_courses( $course_query, $amount ){
+    public static function loop_courses($course_query, $amount) {
 
         global $shortcode_override, $posts_array, $post, $wp_query, $shortcode_override, $course_excludes, $course_includes;
 
-        if ( count( $course_query->get_posts() ) > 0 ) {
+        if (count($course_query->get_posts()) > 0) {
 
-            do_action( 'sensei_course_archive_header', $shortcode_override );
+            do_action('sensei_course_archive_header', $shortcode_override);
 
-            foreach ( $course_query->get_posts() as $course){
+            foreach ($course_query->get_posts() as $course) {
 
                 // Make sure the other loops dont include the same post twice!
-                array_push( $course_excludes, $course->ID );
+                array_push($course_excludes, $course->ID);
 
                 // output the course markup
-                self::the_course( $course->ID );
+                self::the_course($course->ID);
 
             } // End For Loop
 
             // More and Prev links
-            $posts_array_query = new WP_Query(Sensei()->course->course_query( $shortcode_override, $amount, $course_includes, $course_excludes ) );
+            $posts_array_query = new WP_Query(Sensei()->course->course_query($shortcode_override, $amount, $course_includes, $course_excludes));
             $posts_array       = $posts_array_query->get_posts();
             $max_pages = $course_query->found_posts / $amount;
-            if ( '' != $shortcode_override && ( $max_pages > $course_query->get( 'paged' ) ) ) {
+            if ('' != $shortcode_override && ($max_pages > $course_query->get('paged'))) {
 
-                switch( $shortcode_override ){
+                switch ($shortcode_override) {
                     case 'paidcourses':
                         $filter = 'paid';
                         break;
@@ -282,22 +282,22 @@ 
                 }
 
                 $quer_args = array();
-                $quer_args[ 'paged' ] = '2';
-                if( !empty( $filter ) ){
-                    $quer_args[ 'course_filter' ] = $filter;
+                $quer_args['paged'] = '2';
+                if ( ! empty($filter)) {
+                    $quer_args['course_filter'] = $filter;
                 }
 
-                $course_pagination_link = get_post_type_archive_link( 'course' );
-                $more_link_text = esc_html( Sensei()->settings->settings[ 'course_archive_more_link_text' ] );
-                $more_link_url =  esc_url( add_query_arg( $quer_args, $course_pagination_link ) );
+                $course_pagination_link = get_post_type_archive_link('course');
+                $more_link_text = esc_html(Sensei()->settings->settings['course_archive_more_link_text']);
+                $more_link_url = esc_url(add_query_arg($quer_args, $course_pagination_link));
 
                 // next/more
                 $html  = '<div class="navigation"><div class="nav-next">';
-                $html .= '<a href="' . $more_link_url . '">';
+                $html .= '<a href="'.$more_link_url.'">';
                 $html .= $more_link_text;
                 $html .= '<span class="meta-nav"></span></a></div>';
 
-                echo apply_filters( 'course_archive_next_link', $html );
+                echo apply_filters('course_archive_next_link', $html);
 
             } // End If Statement
 
@@ -309,23 +309,23 @@ 
      *
      * @param $course_id
      */
-    public static function the_course( $course_id ){
+    public static function the_course($course_id) {
 
         // Get meta data
-        $course =  get_post( $course_id );
-        $user_info = get_userdata( absint( $course->post_author ) );
-        $author_link = get_author_posts_url( absint( $course->post_author ) );
+        $course = get_post($course_id);
+        $user_info = get_userdata(absint($course->post_author));
+        $author_link = get_author_posts_url(absint($course->post_author));
         $author_display_name = $user_info->display_name;
         $author_id = $course->post_author;
-        $category_output = get_the_term_list( $course_id, 'course-category', '', ', ', '' );
-        $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() );
+        $category_output = get_the_term_list($course_id, 'course-category', '', ', ', '');
+        $preview_lesson_count = intval(Sensei()->course->course_lesson_preview_count($course_id));
+        $is_user_taking_course = Sensei_Utils::user_started_course($course_id, get_current_user_id());
         ?>
 
-        <article class="<?php echo esc_attr( join( ' ', get_post_class( array( 'course', 'post' ), $course_id ) ) ); ?>">
+        <article class="<?php echo esc_attr(join(' ', get_post_class(array('course', 'post'), $course_id))); ?>">
             <?php
             // so that legacy shortcodes work with thir party plugins that wants to hook in
-            do_action('sensei_course_content_before',$course );
+            do_action('sensei_course_content_before', $course);
             ?>
             <div class="course-content">
 
@@ -341,19 +341,19 @@ 
 
                     <p class="sensei-course-meta">
 
-                        <?php if ( isset( Sensei()->settings->settings[ 'course_author' ] ) && ( Sensei()->settings->settings[ 'course_author' ] ) ) { ?>
-                            <span class="course-author"><?php _e( 'by ', 'woothemes-sensei' ); ?><a href="<?php echo $author_link; ?>" title="<?php echo esc_attr( $author_display_name ); ?>"><?php echo esc_html( $author_display_name   ); ?></a></span>
+                        <?php if (isset(Sensei()->settings->settings['course_author']) && (Sensei()->settings->settings['course_author'])) { ?>
+                            <span class="course-author"><?php _e('by ', 'woothemes-sensei'); ?><a href="<?php echo $author_link; ?>" title="<?php echo esc_attr($author_display_name); ?>"><?php echo esc_html($author_display_name); ?></a></span>
                         <?php } // End If Statement ?>
 
                         <span class="course-lesson-count">
-                                    <?php echo Sensei()->course->course_lesson_count( $course_id ) . '&nbsp;' .  __( 'Lessons', 'woothemes-sensei' ); ?>
+                                    <?php echo Sensei()->course->course_lesson_count($course_id).'&nbsp;'.__('Lessons', 'woothemes-sensei'); ?>
                                 </span>
 
-                        <?php if ( '' != $category_output ) { ?>
-                            <span class="course-category"><?php echo sprintf( __( 'in %s', 'woothemes-sensei' ), $category_output ); ?></span>
+                        <?php if ('' != $category_output) { ?>
+                            <span class="course-category"><?php echo sprintf(__('in %s', 'woothemes-sensei'), $category_output); ?></span>
                         <?php } // End If Statement ?>
 
-                        <?php sensei_simple_course_price( $course_id ); ?>
+                        <?php sensei_simple_course_price($course_id); ?>
 
                     </p>
 
@@ -361,10 +361,10 @@ 
 
                     </p>
 
-                    <?php if ( 0 < $preview_lesson_count && !$is_user_taking_course ) {
-                        $preview_lessons = sprintf( __( '(%d preview lessons)', 'woothemes-sensei' ), $preview_lesson_count ); ?>
+                    <?php if (0 < $preview_lesson_count && ! $is_user_taking_course) {
+                        $preview_lessons = sprintf(__('(%d preview lessons)', 'woothemes-sensei'), $preview_lesson_count); ?>
                         <p class="sensei-free-lessons">
-                            <a href="<?php echo get_permalink( $course_id ); ?>"><?php _e( 'Preview this course', 'woothemes-sensei' ) ?>
+                            <a href="<?php echo get_permalink($course_id); ?>"><?php _e('Preview this course', 'woothemes-sensei') ?>
                             </a> - <?php echo $preview_lessons; ?>
                         </p>
                     <?php } ?>