woothemes / sensei

includes/class-sensei.php

Indentation +1308 added lines, -1308 removed lines

@@ -14,1327 +14,1327 @@ 
  */
 class Sensei_Main {
 
-    /**
-     * @var string
-     * Reference to the main plugin file
-     */
-    private $file;
-
-    /**
-     * @var Sensei_Main $_instance to the the main and only instance of the Sensei class.
-     * @since 1.8.0
-     */
-    protected static $_instance = null;
-
-    /**
-     * Main reference to the plugins current version
-     */
-    public $version;
-
-    /**
-     * Public token, referencing for the text domain.
-     */
-    public $token = 'woothemes-sensei';
-
-    /**
-     * Plugin url and path for use when access resources.
-     */
-    public $plugin_url;
-    public $plugin_path;
-    public $template_url;
-
-    /**
-     * @var Sensei_PostTypes
-     * All Sensei sub classes. Currently used to access functionality contained within
-     * within Sensei sub classes e.g. Sensei()->course->all_courses()
-     */
-    public $post_types;
-
-    /**
-     * @var WooThemes_Sensei_Settings
-     */
-    public $settings;
-
-    /**
-     * @var WooThemes_Sensei_Course_Results
-     */
-    public $course_results;
-
-    /**
-     * @var Sensei_Updates
-     */
-    public $updates;
-    /**
-     * @var WooThemes_Sensei_Course
-     */
-    public $course;
-
-    /**
-     * @var WooThemes_Sensei_Lesson
-     */
-    public $lesson;
-
-    /**
-     * @var WooThemes_Sensei_Quiz
-     */
-    public $quiz;
-
-    /**
-     * @var WooThemes_Sensei_Question
-     */
-    public $question;
-
-    /**
-     * @var WooThemes_Sensei_Admin
-     */
-    public $admin;
-
-    /**
-     * @var WooThemes_Sensei_Frontend
-     */
-    public $frontend;
-
-    /**
-     * @var Sensei_Notices
-     */
-    public $notices;
-
-    /**
-     * @var WooThemes_Sensei_Grading
-     */
-    public $grading;
-
-    /**
-     * @var WooThemes_Sensei_Emails
-     */
-    public $emails;
-
-    /**
-     * @var WooThemes_Sensei_Learner_Profiles
-     */
-    public $learner_profiles;
-
-    /**
-     * @var Sensei_Teacher
-     */
-    public $teacher;
-
-    /**
-     * @var WooThemes_Sensei_Learners
-     */
-    public $learners;
-
-    /**
-     * @var array
-     * Global instance for access to the permissions message shown
-     * when users do not have the right privileges to access resources.
-     */
-    public $permissions_message;
-
-    /**
-     * @var Sensei_Core_Modules Sensei Modules functionality
-     */
-    public $modules;
-
-    /**
-     * @var Sensei_Analysis
-     */
-    public $analysis;
-
-    /**
-     * Constructor method.
-     * @param  string $file The base file of the plugin.
-     * @since  1.0.0
-     */
-    public function __construct ( $file ) {
-
-        // Setup object data
-        $this->file = $file;
-        $this->plugin_url = trailingslashit( plugins_url( '', $plugin = $file ) );
-        $this->plugin_path = trailingslashit( dirname( $file ) );
-        $this->template_url	= apply_filters( 'sensei_template_url', 'sensei/' );
-        $this->permissions_message = array( 'title' => __( 'Permission Denied', 'woothemes-sensei' ), 'message' => __( 'Unfortunately you do not have permissions to access this page.', 'woothemes-sensei' ) );
-
-        // Initialize the core Sensei functionality
-        $this->init();
-
-        // Installation
-        if ( is_admin() && ! defined( 'DOING_AJAX' ) ) $this->install();
-
-        // Run this on activation.
-        register_activation_hook( $this->file, array( $this, 'activation' ) );
-
-        // Image Sizes
-        $this->init_image_sizes();
-
-        // Force WooCommerce Required Settings
-        $this->set_woocommerce_functionality();
-
-        // load all hooks
-        $this->load_hooks();
-
-    } // End __construct()
-
-    /**
-     * Load the foundations of Sensei.
-     * @since 1.9.0
-     */
-    protected function init(){
-
-        // Localisation
-        $this->load_plugin_textdomain();
-        add_action( 'init', array( $this, 'load_localisation' ), 0 );
-
-        // load the shortcode loader into memory, so as to listen to all for
-        // all shortcodes on the front end
-        new Sensei_Shortcode_Loader();
-
-    }
-
-    /**
-     * Global Sensei Instance
-     *
-     * Ensure that only one instance of the main Sensei class can be loaded.
-     *
-     * @since 1.8.0
-     * @static
-     * @see WC()
-     * @return WooThemes_Sensei Instance.
-     */
-    public static function instance() {
+	/**
+	 * @var string
+	 * Reference to the main plugin file
+	 */
+	private $file;
+
+	/**
+	 * @var Sensei_Main $_instance to the the main and only instance of the Sensei class.
+	 * @since 1.8.0
+	 */
+	protected static $_instance = null;
+
+	/**
+	 * Main reference to the plugins current version
+	 */
+	public $version;
+
+	/**
+	 * Public token, referencing for the text domain.
+	 */
+	public $token = 'woothemes-sensei';
+
+	/**
+	 * Plugin url and path for use when access resources.
+	 */
+	public $plugin_url;
+	public $plugin_path;
+	public $template_url;
+
+	/**
+	 * @var Sensei_PostTypes
+	 * All Sensei sub classes. Currently used to access functionality contained within
+	 * within Sensei sub classes e.g. Sensei()->course->all_courses()
+	 */
+	public $post_types;
+
+	/**
+	 * @var WooThemes_Sensei_Settings
+	 */
+	public $settings;
+
+	/**
+	 * @var WooThemes_Sensei_Course_Results
+	 */
+	public $course_results;
+
+	/**
+	 * @var Sensei_Updates
+	 */
+	public $updates;
+	/**
+	 * @var WooThemes_Sensei_Course
+	 */
+	public $course;
+
+	/**
+	 * @var WooThemes_Sensei_Lesson
+	 */
+	public $lesson;
+
+	/**
+	 * @var WooThemes_Sensei_Quiz
+	 */
+	public $quiz;
+
+	/**
+	 * @var WooThemes_Sensei_Question
+	 */
+	public $question;
+
+	/**
+	 * @var WooThemes_Sensei_Admin
+	 */
+	public $admin;
+
+	/**
+	 * @var WooThemes_Sensei_Frontend
+	 */
+	public $frontend;
+
+	/**
+	 * @var Sensei_Notices
+	 */
+	public $notices;
+
+	/**
+	 * @var WooThemes_Sensei_Grading
+	 */
+	public $grading;
+
+	/**
+	 * @var WooThemes_Sensei_Emails
+	 */
+	public $emails;
+
+	/**
+	 * @var WooThemes_Sensei_Learner_Profiles
+	 */
+	public $learner_profiles;
+
+	/**
+	 * @var Sensei_Teacher
+	 */
+	public $teacher;
+
+	/**
+	 * @var WooThemes_Sensei_Learners
+	 */
+	public $learners;
+
+	/**
+	 * @var array
+	 * Global instance for access to the permissions message shown
+	 * when users do not have the right privileges to access resources.
+	 */
+	public $permissions_message;
+
+	/**
+	 * @var Sensei_Core_Modules Sensei Modules functionality
+	 */
+	public $modules;
+
+	/**
+	 * @var Sensei_Analysis
+	 */
+	public $analysis;
+
+	/**
+	 * Constructor method.
+	 * @param  string $file The base file of the plugin.
+	 * @since  1.0.0
+	 */
+	public function __construct ( $file ) {
+
+		// Setup object data
+		$this->file = $file;
+		$this->plugin_url = trailingslashit( plugins_url( '', $plugin = $file ) );
+		$this->plugin_path = trailingslashit( dirname( $file ) );
+		$this->template_url	= apply_filters( 'sensei_template_url', 'sensei/' );
+		$this->permissions_message = array( 'title' => __( 'Permission Denied', 'woothemes-sensei' ), 'message' => __( 'Unfortunately you do not have permissions to access this page.', 'woothemes-sensei' ) );
+
+		// Initialize the core Sensei functionality
+		$this->init();
+
+		// Installation
+		if ( is_admin() && ! defined( 'DOING_AJAX' ) ) $this->install();
+
+		// Run this on activation.
+		register_activation_hook( $this->file, array( $this, 'activation' ) );
+
+		// Image Sizes
+		$this->init_image_sizes();
+
+		// Force WooCommerce Required Settings
+		$this->set_woocommerce_functionality();
+
+		// load all hooks
+		$this->load_hooks();
+
+	} // End __construct()
+
+	/**
+	 * Load the foundations of Sensei.
+	 * @since 1.9.0
+	 */
+	protected function init(){
+
+		// Localisation
+		$this->load_plugin_textdomain();
+		add_action( 'init', array( $this, 'load_localisation' ), 0 );
+
+		// load the shortcode loader into memory, so as to listen to all for
+		// all shortcodes on the front end
+		new Sensei_Shortcode_Loader();
+
+	}
+
+	/**
+	 * Global Sensei Instance
+	 *
+	 * Ensure that only one instance of the main Sensei class can be loaded.
+	 *
+	 * @since 1.8.0
+	 * @static
+	 * @see WC()
+	 * @return WooThemes_Sensei Instance.
+	 */
+	public static function instance() {
 
-        if ( is_null( self::$_instance ) ) {
+		if ( is_null( self::$_instance ) ) {
 
-            //Sensei requires a reference to the main Sensei plugin file
-            $sensei_main_plugin_file = dirname ( dirname( __FILE__ ) ) . '/woothemes-sensei.php';
+			//Sensei requires a reference to the main Sensei plugin file
+			$sensei_main_plugin_file = dirname ( dirname( __FILE__ ) ) . '/woothemes-sensei.php';
 
-            self::$_instance = new self( $sensei_main_plugin_file  );
+			self::$_instance = new self( $sensei_main_plugin_file  );
 
-            // load the global class objects needed throughout Sensei
-            self::$_instance->initialize_global_objects();
+			// load the global class objects needed throughout Sensei
+			self::$_instance->initialize_global_objects();
 
-        }
+		}
 
-        return self::$_instance;
+		return self::$_instance;
 
-    } // end instance()
+	} // end instance()
 
-    /**
-     * This function is linked into the activation
-     * hook to reset flush the urls to ensure Sensei post types show up.
-     *
-     * @since 1.9.0
-     *
-     * @param $plugin
-     */
-    public static function activation_flush_rules( $plugin ){
+	/**
+	 * This function is linked into the activation
+	 * hook to reset flush the urls to ensure Sensei post types show up.
+	 *
+	 * @since 1.9.0
+	 *
+	 * @param $plugin
+	 */
+	public static function activation_flush_rules( $plugin ){
 
-        if( strpos( $plugin, '/woothemes-sensei.php' ) > 0  ){
+		if( strpos( $plugin, '/woothemes-sensei.php' ) > 0  ){
 
-            flush_rewrite_rules(true);
+			flush_rewrite_rules(true);
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Cloning is forbidden.
-     * @since 1.8.0
-     */
-    public function __clone() {
-        _doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'woothemes-sensei' ), '1.8' );
-    }
+	/**
+	 * Cloning is forbidden.
+	 * @since 1.8.0
+	 */
+	public function __clone() {
+		_doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'woothemes-sensei' ), '1.8' );
+	}
 
-    /**
-     * Unserializing instances of this class is forbidden.
-     * @since 1.8.0
-     */
-    public function __wakeup() {
-        _doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'woothemes-sensei' ), '1.8' );
-    }
+	/**
+	 * Unserializing instances of this class is forbidden.
+	 * @since 1.8.0
+	 */
+	public function __wakeup() {
+		_doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'woothemes-sensei' ), '1.8' );
+	}
 
-    /**
-     * Load the properties for the main Sensei object
-     *
-     * @since 1.9.0
-     */
-    public function initialize_global_objects(){
+	/**
+	 * Load the properties for the main Sensei object
+	 *
+	 * @since 1.9.0
+	 */
+	public function initialize_global_objects(){
 
-        // Setup post types.
-        $this->post_types = new Sensei_PostTypes();
+		// Setup post types.
+		$this->post_types = new Sensei_PostTypes();
 
-        // Lad the updates class
-        $this->updates = new Sensei_Updates( $this );
+		// Lad the updates class
+		$this->updates = new Sensei_Updates( $this );
 
-        // Setup settings
-        $this->settings = new Sensei_Settings();
+		// Setup settings
+		$this->settings = new Sensei_Settings();
 
-        // Load Course Results Class
-        $this->course_results = new Sensei_Course_Results();
+		// Load Course Results Class
+		$this->course_results = new Sensei_Course_Results();
 
-        // Load the teacher role
-        $this->teacher = new Sensei_Teacher();
+		// Load the teacher role
+		$this->teacher = new Sensei_Teacher();
 
-        // Add the Course class
-        $this->course = $this->post_types->course;
+		// Add the Course class
+		$this->course = $this->post_types->course;
 
-        // Add the lesson class
-        $this->lesson = $this->post_types->lesson;
+		// Add the lesson class
+		$this->lesson = $this->post_types->lesson;
 
-        // Add the question class
-        $this->question = $this->post_types->question;
+		// Add the question class
+		$this->question = $this->post_types->question;
 
-        //Add the quiz class
-        $this->quiz = $this->post_types->quiz;
+		//Add the quiz class
+		$this->quiz = $this->post_types->quiz;
 
-        // load the modules class after all plugsin are loaded
-        add_action( 'plugins_loaded', array( $this, 'load_modules_class' ) );
+		// load the modules class after all plugsin are loaded
+		add_action( 'plugins_loaded', array( $this, 'load_modules_class' ) );
 
-        // Load Learner Management Functionality
-        $this->learners = new Sensei_Learner_Management( $this->file );
+		// Load Learner Management Functionality
+		$this->learners = new Sensei_Learner_Management( $this->file );
 
-        // Differentiate between administration and frontend logic.
-        if ( is_admin() ) {
+		// Differentiate between administration and frontend logic.
+		if ( is_admin() ) {
 
-            // Load Admin Welcome class
-            new Sensei_Welcome();
+			// Load Admin Welcome class
+			new Sensei_Welcome();
 
-            // Load Admin Class
-            $this->admin = new Sensei_Admin( $this->file );
+			// Load Admin Class
+			$this->admin = new Sensei_Admin( $this->file );
 
-            // Load Analysis Reports
-            $this->analysis = new Sensei_Analysis( $this->file );
+			// Load Analysis Reports
+			$this->analysis = new Sensei_Analysis( $this->file );
 
-        } else {
+		} else {
 
-            // Load Frontend Class
-            $this->frontend = new Sensei_Frontend();
+			// Load Frontend Class
+			$this->frontend = new Sensei_Frontend();
 
-            // Load notice Class
-            $this->notices = new Sensei_Notices();
+			// Load notice Class
+			$this->notices = new Sensei_Notices();
 
-            // Load built in themes support integration
-            new Sensei_Theme_Integration_Loader();
+			// Load built in themes support integration
+			new Sensei_Theme_Integration_Loader();
 
 
-        }
+		}
 
-        // Load Grading Functionality
-        $this->grading = new Sensei_Grading( $this->file );
+		// Load Grading Functionality
+		$this->grading = new Sensei_Grading( $this->file );
 
-        // Load Email Class
-        $this->emails = new Sensei_Emails( $this->file );
+		// Load Email Class
+		$this->emails = new Sensei_Emails( $this->file );
 
-        // Load Learner Profiles Class
-        $this->learner_profiles = new Sensei_Learner_Profiles();
+		// Load Learner Profiles Class
+		$this->learner_profiles = new Sensei_Learner_Profiles();
 
-    }
+	}
 
-    /**
-     * Initialize all Sensei hooks
-     *
-     * @since 1.9.0
-     */
-    public function load_hooks(){
-
-        add_action( 'widgets_init', array( $this, 'register_widgets' ) );
-        add_action( 'after_setup_theme', array( $this, 'ensure_post_thumbnails_support' ) );
-
-        // WooCommerce Payment Actions
-        add_action( 'woocommerce_payment_complete' , array( $this, 'sensei_woocommerce_complete_order' ) );
-        add_action( 'woocommerce_thankyou' , array( $this, 'sensei_woocommerce_complete_order' ) );
-        add_action( 'woocommerce_order_status_completed' , array( $this, 'sensei_woocommerce_complete_order' ) );
-        add_action( 'woocommerce_order_status_processing' , array( $this, 'sensei_woocommerce_complete_order' ) );
-        add_action( 'woocommerce_order_status_cancelled' , array( $this, 'sensei_woocommerce_cancel_order' ) );
-        add_action( 'woocommerce_order_status_refunded' , array( $this, 'sensei_woocommerce_cancel_order' ) );
-        add_action( 'subscriptions_activated_for_order', array( $this, 'sensei_activate_subscription' ) );
-
-        // WooCommerce Subscriptions Actions
-        add_action( 'reactivated_subscription', array( $this, 'sensei_woocommerce_reactivate_subscription' ), 10, 2 );
-        add_action( 'subscription_expired' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
-        add_action( 'subscription_end_of_prepaid_term' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
-        add_action( 'cancelled_subscription' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
-        add_action( 'subscription_put_on-hold' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
-
-        // Add Email link to course orders
-        add_action( 'woocommerce_email_after_order_table', array( $this, 'sensei_woocommerce_email_course_details' ), 10, 1 );
-
-        // Filter comment counts
-        add_filter( 'wp_count_comments', array( $this, 'sensei_count_comments' ), 10, 2 );
-
-        add_action( 'body_class', array( $this, 'body_class' ) );
-
-        // Check for and activate JetPack LaTeX support
-        add_action( 'plugins_loaded', array( $this, 'jetpack_latex_support'), 200 ); // Runs after Jetpack has loaded it's modules
-
-        // check flush the rewrite rules if the option sensei_flush_rewrite_rules option is 1
-        add_action( 'init', array( $this, 'flush_rewrite_rules'), 101 );
-
-    }
-
-    /**
-     * Run Sensei updates.
-     * @access  public
-     * @since   1.1.0
-     * @return  void
-     */
-    public function run_updates() {
-        // Run updates if administrator
-        if ( current_user_can( 'manage_options' ) || current_user_can( 'manage_sensei' ) ) {
-
-            $this->updates->update();
-
-        } // End If Statement
-    } // End run_updates()
-
-
-
-    /**
-     * Setup required WooCommerce settings.
-     * @access  public
-     * @since   1.1.0
-     * @return  void
-     */
-    public function set_woocommerce_functionality() {
-        // Disable guest checkout if a course is in the cart as we need a valid user to store data for
-        add_filter( 'pre_option_woocommerce_enable_guest_checkout', array( $this, 'disable_guest_checkout' ) );
-
-        // Mark orders with virtual products as complete rather then stay processing
-        add_filter( 'woocommerce_payment_complete_order_status', array( $this, 'virtual_order_payment_complete' ), 10, 2 );
-
-    } // End set_woocommerce_functionality()
-
-    /**
-     * Disable guest checkout if a course product is in the cart
-     * @param  boolean $guest_checkout Current guest checkout setting
-     * @return boolean                 Modified guest checkout setting
-     */
-    public function disable_guest_checkout( $guest_checkout ) {
-        global $woocommerce;
-
-        if( ! is_admin() || ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) {
-
-            if( isset( $woocommerce->cart->cart_contents ) && count( $woocommerce->cart->cart_contents ) > 0 ) {
-                foreach( $woocommerce->cart->cart_contents as $cart_key => $product ) {
-                    if( isset( $product['product_id'] ) ) {
-                        $args = array(
-                            'posts_per_page' => -1,
-                            'post_type' => 'course',
-                            'meta_query' => array(
-                                array(
-                                    'key' => '_course_woocommerce_product',
-                                    'value' => $product['product_id']
-                                )
-                            )
-                        );
-                        $posts = get_posts( $args );
-                        if( $posts && count( $posts ) > 0 ) {
-                            foreach( $posts as $course ) {
-                                $guest_checkout = '';
-                                break;
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        return $guest_checkout;
-    }
-
-    /**
-     * Change order status with virtual products to completed
-     * @since  1.1.0
-     * @param string $order_status
-     * @param int $order_id
-     * @return string
-     **/
-    public function virtual_order_payment_complete( $order_status, $order_id ) {
-        $order = new WC_Order( $order_id );
-        if ( ! isset ( $order ) ) return '';
-        if ( $order_status == 'wc-processing' && ( $order->post_status == 'wc-on-hold' || $order->post_status == 'wc-pending' || $order->post_status == 'wc-failed' ) ) {
-            $virtual_order = true;
-
-            if ( count( $order->get_items() ) > 0 ) {
-                foreach( $order->get_items() as $item ) {
-                    if ( $item['product_id'] > 0 ) {
-                        $_product = $order->get_product_from_item( $item );
-                        if ( ! $_product->is_virtual() ) {
-                            $virtual_order = false;
-                            break;
-                        } // End If Statement
-                    } // End If Statement
-                } // End For Loop
-            } // End If Statement
-
-            // virtual order, mark as completed
-            if ( $virtual_order ) {
-                return 'completed';
-            } // End If Statement
-        } // End If Statement
-        return $order_status;
-    }
-
-    /**
-     * Register the widgets.
-     * @access public
-     * @since  1.0.0
-     * @return void
-     */
-    public function register_widgets () {
-        // Widget List (key => value is filename => widget class).
-        $widget_list = apply_filters( 'sensei_registered_widgets_list', array( 	'course-component' 	=> 'Course_Component',
-                'lesson-component' 	=> 'Lesson_Component',
-                'course-categories' => 'Course_Categories',
-                'category-courses' 	=> 'Category_Courses' )
-        );
-        foreach ( $widget_list as $key => $value ) {
-            if ( file_exists( $this->plugin_path . 'widgets/widget-woothemes-sensei-' . $key  . '.php' ) ) {
-                require_once( $this->plugin_path . 'widgets/widget-woothemes-sensei-' . $key  . '.php' );
-                register_widget( 'WooThemes_Sensei_' . $value . '_Widget' );
-            }
-        } // End For Loop
-
-        do_action( 'sensei_register_widgets' );
-
-    } // End register_widgets()
-
-    /**
-     * Load the plugin's localisation file.
-     * @access public
-     * @since  1.0.0
-     * @return void
-     */
-    public function load_localisation () {
-        load_plugin_textdomain( 'woothemes-sensei', false, dirname( plugin_basename( $this->file ) ) . '/lang/' );
-    } // End load_localisation()
-
-    /**
-     * Load the plugin textdomain from the main WordPress "languages" folder.
-     * @access  public
-     * @since   1.0.0
-     * @return  void
-     */
-    public function load_plugin_textdomain () {
-        $domain = 'woothemes-sensei';
-        // The "plugin_locale" filter is also used in load_plugin_textdomain()
-        $locale = apply_filters( 'plugin_locale', get_locale(), $domain );
-        load_textdomain( $domain, WP_LANG_DIR . '/' . $domain . '/' . $domain . '-' . $locale . '.mo' );
-        load_plugin_textdomain( $domain, FALSE, dirname( plugin_basename( $this->file ) ) . '/lang/' );
-    } // End load_plugin_textdomain()
-
-    /**
-     * Run on activation.
-     * @access public
-     * @since  1.0.0
-     * @return void
-     */
-    public function activation () {
-        $this->register_plugin_version();
-    } // End activation()
-
-
-    /**
-     * Register activation hooks.
-     * @access public
-     * @since  1.0.0
-     * @return void
-     */
-    public function install () {
-        register_activation_hook( $this->file, array( $this, 'activate_sensei' ) );
-        register_activation_hook( $this->file, 'flush_rewrite_rules' );
-    } // End install()
-
-
-    /**
-     * Run on activation of the plugin.
-     * @access public
-     * @since  1.0.0
-     * @return void
-     */
-    public function activate_sensei () {
-        update_option( 'skip_install_sensei_pages', 0 );
-        update_option( 'sensei_installed', 1 );
-    } // End activate_sensei()
-
-    /**
-     * Register the plugin's version.
-     * @access public
-     * @since  1.0.0
-     * @return void
-     */
-    private function register_plugin_version () {
-        if ( $this->version != '' ) {
-
-            // Check previous version to see if forced updates must run
-            // $old_version = get_option( 'woothemes-sensei-version', false );
-            // if( $old_version && version_compare( $old_version, '1.7.0', '<' )  ) {
-            // 	update_option( 'woothemes-sensei-force-updates', $this->version );
-            // } else {
-            // 	delete_option( 'woothemes-sensei-force-updates' );
-            // }
-
-            update_option( 'woothemes-sensei-version', $this->version );
-        }
-    } // End register_plugin_version()
-
-    /**
-     * Ensure that "post-thumbnails" support is available for those themes that don't register it.
-     * @access  public
-     * @since   1.0.1
-     * @return  void
-     */
-    public function ensure_post_thumbnails_support () {
-        if ( ! current_theme_supports( 'post-thumbnails' ) ) { add_theme_support( 'post-thumbnails' ); }
-    } // End ensure_post_thumbnails_support()
-
-
-    /**
-     * template_loader function.
-     *
-     * @access public
-     * @param mixed $template
-     * @return void
-     * @deprecated
-     */
-    public function template_loader ( $template = '' ) {
-
-        _deprecated_function( 'Sensei()->template_loader', '1.9.0', 'Use Sensei_Templates::template_loader( $template ) instead' );
-        Sensei_Templates::template_loader( $template );
-
-    } // End template_loader()
-
-    /**
-     * Determine the relative path to the plugin's directory.
-     * @access public
-     * @since  1.0.0
-     * @return string $sensei_plugin_path
-     */
-    public function plugin_path () {
-
-        if ( $this->plugin_path ) {
-
-            $sensei_plugin_path =  $this->plugin_path;
-
-        }else{
-
-            $sensei_plugin_path = plugin_dir_path( __FILE__ );
-
-        }
-
-        return $sensei_plugin_path;
-
-    } // End plugin_path()
-
-
-    /**
-     * Retrieve the ID of a specified page setting.
-     * @access public
-     * @since  1.0.0
-     * @param  string $page
-     * @return int
-     */
-    public function get_page_id ( $page ) {
-        $page = apply_filters( 'sensei_get_' . esc_attr( $page ) . '_page_id', get_option( 'sensei_' . esc_attr( $page ) . '_page_id' ) );
-        return ( $page ) ? $page : -1;
-    } // End get_page_id()
-
-
-    /**
-     * If WooCommerce is activated and the customer has purchased the course, update Sensei to indicate that they are taking the course.
-     * @access public
-     * @since  1.0.0
-     * @param  int 			$course_id  (default: 0)
-     * @param  array/Object $order_user (default: array()) Specific user's data.
-     * @return bool|int
-     */
-    public function woocommerce_course_update ( $course_id = 0, $order_user = array()  ) {
-        global $current_user;
-
-        if ( ! isset( $current_user ) || !$current_user->ID > 0 ) return false;
-
-        $data_update = false;
-
-        // Get the product ID
-        $wc_post_id = get_post_meta( intval( $course_id ), '_course_woocommerce_product', true );
-
-        // Check if in the admin
-        if ( is_admin() ) {
-            $user_login = $order_user['user_login'];
-            $user_email = $order_user['user_email'];
-            $user_url = $order_user['user_url'];
-            $user_id = $order_user['ID'];
-        } else {
-            $user_login = $current_user->user_login;
-            $user_email = $current_user->user_email;
-            $user_url = $current_user->user_url;
-            $user_id = $current_user->ID;
-        } // End If Statement
-
-        // This doesn't appear to be purely WooCommerce related. Should it be in a separate function?
-        $course_prerequisite_id = (int) get_post_meta( $course_id, '_course_prerequisite', true );
-        if( 0 < absint( $course_prerequisite_id ) ) {
-            $prereq_course_complete = Sensei_Utils::user_completed_course( $course_prerequisite_id, intval( $user_id ) );
-            if ( ! $prereq_course_complete ) {
-                // Remove all course user meta
-                return Sensei_Utils::sensei_remove_user_from_course( $course_id, $user_id );
-            }
-        }
-
-        $is_user_taking_course = Sensei_Utils::user_started_course( intval( $course_id ), intval( $user_id ) );
-
-        if( ! $is_user_taking_course ) {
-
-            if ( Sensei_WC::is_woocommerce_active() && Sensei_Utils::sensei_customer_bought_product( $user_email, $user_id, $wc_post_id ) && ( 0 < $wc_post_id ) ) {
-
-                $activity_logged = Sensei_Utils::user_start_course( intval( $user_id), intval( $course_id ) );
-
-                $is_user_taking_course = false;
-                if ( true == $activity_logged ) {
-                    $is_user_taking_course = true;
-                } // End If Statement
-            } // End If Statement
-        }
-
-        return $is_user_taking_course;
-    } // End woocommerce_course_update()
-
-
-    /**
-     * check_user_permissions function.
-     *
-     * @access public
-     * @param string $page (default: '')
-     *
-     * @return bool
-     */
-    public function check_user_permissions ( $page = '' ) {
-        // REFACTOR
-        global $current_user, $post;
-
-        // if use is not logged in
-        if ( empty( $current_user->caps ) && Sensei()->settings->get('access_permission') ){
-            $this->permissions_message['title'] = __('Restricted Access', 'woothemes-sensei' );
-            $this->permissions_message['message'] = sprintf( __('You must be logged in to view this %s'), get_post_type() );
-            return false;
-        }
-
-
-        // Get User Meta
-        get_currentuserinfo();
-
-        $user_allowed = false;
-
-        switch ( $page ) {
-            case 'course-single':
-                // check for prerequisite course or lesson,
-                $course_prerequisite_id = (int) get_post_meta( $post->ID, '_course_prerequisite', true);
-                $update_course = $this->woocommerce_course_update( $post->ID );
-                // Count completed lessons
-                if ( 0 < absint( $course_prerequisite_id ) ) {
-
-                    $prerequisite_complete = Sensei_Utils::user_completed_course( $course_prerequisite_id, $current_user->ID );
-
-                }
-                else {
-                    $prerequisite_complete = true;
-                } // End If Statement
-                // Handles restrictions
-                if ( !$prerequisite_complete && 0 < absint( $course_prerequisite_id ) ) {
-                    $this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
-                    $course_link = '<a href="' . esc_url( get_permalink( $course_prerequisite_id ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
-                    $this->permissions_message['message'] = sprintf( __('Please complete the previous %1$s before taking this course.', 'woothemes-sensei' ), $course_link );
-                } else {
-                    $user_allowed = true;
-                } // End If Statement
-                break;
-            case 'lesson-single':
-                // Check for WC purchase
-                $lesson_course_id = get_post_meta( $post->ID, '_lesson_course',true );
-
-                $update_course = $this->woocommerce_course_update( $lesson_course_id );
-                $is_preview = Sensei_Utils::is_preview_lesson( $post->ID );
-                if ( $this->access_settings() && Sensei_Utils::user_started_course( $lesson_course_id, $current_user->ID ) ) {
-                    $user_allowed = true;
-                } elseif( $this->access_settings() && false == $is_preview ) {
-
-                    $user_allowed = true;
-                } else {
-                    $this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
-                    $course_link = '<a href="' . esc_url( get_permalink( $lesson_course_id ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
-                    $wc_post_id = get_post_meta( $lesson_course_id, '_course_woocommerce_product',true );
-                    if ( Sensei_WC::is_woocommerce_active() && ( 0 < $wc_post_id ) ) {
-                        if ( $is_preview ) {
-                            $this->permissions_message['message'] = sprintf( __('This is a preview lesson. Please purchase the %1$s to access all lessons.', 'woothemes-sensei' ), $course_link );
-                        } else {
-                            $this->permissions_message['message'] =  sprintf( __('Please purchase the %1$s before starting this Lesson.', 'woothemes-sensei' ), $course_link );
-                        }
-                    } else {
-                        if ( $is_preview ) {
-                            $this->permissions_message['message'] = sprintf( __('This is a preview lesson. Please sign up for the %1$s to access all lessons.', 'woothemes-sensei' ), $course_link );
-                        } else {
-                            /** This filter is documented in class-woothemes-sensei-frontend.php */
-                            $this->permissions_message['message'] =  sprintf( __( 'Please sign up for the %1$s before starting the lesson.', 'woothemes-sensei' ), $course_link );
-                        }
-                    } // End If Statement
-                } // End If Statement
-                break;
-            case 'quiz-single':
-                $lesson_id = get_post_meta( $post->ID, '_quiz_lesson',true );
-                $lesson_course_id = get_post_meta( $lesson_id, '_lesson_course',true );
-
-                $update_course = $this->woocommerce_course_update( $lesson_course_id );
-                if ( ( $this->access_settings() && Sensei_Utils::user_started_course( $lesson_course_id, $current_user->ID ) ) || sensei_all_access() ) {
-
-                    // Check for prerequisite lesson for this quiz
-                    $lesson_prerequisite_id = (int) get_post_meta( $lesson_id, '_lesson_prerequisite', true);
-                    $user_lesson_prerequisite_complete = Sensei_Utils::user_completed_lesson( $lesson_prerequisite_id, $current_user->ID);
-
-                    // Handle restrictions
-                    if( sensei_all_access() ) {
-                        $user_allowed = true;
-                    } else {
-                        if ( 0 < absint( $lesson_prerequisite_id ) && ( !$user_lesson_prerequisite_complete ) ) {
-                            $this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
-                            $lesson_link = '<a href="' . esc_url( get_permalink( $lesson_prerequisite_id ) ) . '">' . __( 'lesson', 'woothemes-sensei' ) . '</a>';
-                            $this->permissions_message['message'] = sprintf( __('Please complete the previous %1$s before taking this Quiz.', 'woothemes-sensei' ), $lesson_link );
-                        } else {
-                            $user_allowed = true;
-                        } // End If Statement
-                    } // End If Statement
-                } elseif( $this->access_settings() ) {
-                    // Check if the user has started the course
-
-                    if ( is_user_logged_in() && ! Sensei_Utils::user_started_course( $lesson_course_id, $current_user->ID ) && ( isset( $this->settings->settings['access_permission'] ) && ( true == $this->settings->settings['access_permission'] ) ) ) {
-
-                        $user_allowed = false;
-                        $this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
-                        $course_link = '<a href="' . esc_url( get_permalink( $lesson_course_id ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
-                        $wc_post_id = get_post_meta( $lesson_course_id, '_course_woocommerce_product',true );
-                        if ( Sensei_WC::is_woocommerce_active() && ( 0 < $wc_post_id ) ) {
-                            $this->permissions_message['message'] = sprintf( __('Please purchase the %1$s before starting this Quiz.', 'woothemes-sensei' ), $course_link );
-                        } else {
-                            $this->permissions_message['message'] = sprintf( __('Please sign up for the %1$s before starting this Quiz.', 'woothemes-sensei' ), $course_link );
-                        } // End If Statement
-                    } else {
-                        $user_allowed = true;
-                    } // End If Statement
-                } else {
-                    $this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
-                    $course_link = '<a href="' . esc_url( get_permalink( get_post_meta( get_post_meta( $post->ID, '_quiz_lesson', true ), '_lesson_course', true ) ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
-                    $this->permissions_message['message'] = sprintf( __('Please sign up for the %1$s before taking this Quiz.', 'woothemes-sensei' ), $course_link );
-                } // End If Statement
-                break;
-            default:
-                $user_allowed = true;
-                break;
-
-        } // End Switch Statement
-
-        /**
-         * filter the permissions message shown on sensei post types.
-         *
-         * @since 1.8.7
-         *
-         * @param array $permissions_message{
-         *
-         *   @type string $title
-         *   @type string $message
-         *
-         * }
-         * @param string $post_id
-         */
-        $this->permissions_message = apply_filters( 'sensei_permissions_message', $this->permissions_message, $post->ID );
-
-
-        if( sensei_all_access() || Sensei_Utils::is_preview_lesson( $post->ID ) ) {
-            $user_allowed = true;
-        }
-
-        return apply_filters( 'sensei_access_permissions', $user_allowed );
-    } // End get_placeholder_image()
-
-
-    /**
-     * Check if visitors have access permission. If the "access_permission" setting is active, do a log in check.
-     * @since  1.0.0
-     * @access public
-     * @return bool
-     */
-    public function access_settings () {
-
-        if( sensei_all_access() ) return true;
-
-        if ( isset( $this->settings->settings['access_permission'] ) && ( true == $this->settings->settings['access_permission'] ) ) {
-            if ( is_user_logged_in() ) {
-                return true;
-            } else {
-                return false;
-            } // End If Statement
-        } else {
-            return true;
-        } // End If Statement
-    } // End access_settings()
-
-    /**
-     * sensei_woocommerce_complete_order description
-     * @since   1.0.3
-     * @access  public
-     * @param   int $order_id WC order ID
-     * @return  void
-     */
-    public function sensei_woocommerce_complete_order ( $order_id = 0 ) {
-        $order_user = array();
-        // Check for WooCommerce
-        if ( Sensei_WC::is_woocommerce_active() && ( 0 < $order_id ) ) {
-            // Get order object
-            $order = new WC_Order( $order_id );
-            $user = get_user_by( 'id', $order->get_user_id() );
-            $order_user['ID'] = $user->ID;
-            $order_user['user_login'] = $user->user_login;
-            $order_user['user_email'] = $user->user_email;
-            $order_user['user_url'] = $user->user_url;
-            // Run through each product ordered
-            if ( 0 < sizeof( $order->get_items() ) ) {
-                foreach( $order->get_items() as $item ) {
-                    $product_type = '';
-                    if ( isset( $item['variation_id'] ) && ( 0 < $item['variation_id'] ) ) {
-                        $item_id = $item['variation_id'];
-                        $product_type = 'variation';
-                    } else {
-                        $item_id = $item['product_id'];
-                    } // End If Statement
-                    $_product = $this->sensei_get_woocommerce_product_object( $item_id, $product_type );
-                    // Get courses that use the WC product
-                    $courses = $this->post_types->course->get_product_courses( $_product->id );
-                    // Loop and update those courses
-                    foreach ( $courses as $course_item ) {
-                        $update_course = $this->woocommerce_course_update( $course_item->ID, $order_user );
-                    } // End For Loop
-                } // End For Loop
-            } // End If Statement
-            // Add meta to indicate that payment has been completed successfully
-            update_post_meta( $order_id, 'sensei_payment_complete', '1' );
-        } // End If Statement
-    } // End sensei_woocommerce_complete_order()
-
-    /**
-     * Runs when an order is cancelled.
-     * @since   1.2.0
-     * @access  public
-     * @param   integer $order_id order ID
-     * @return  void
-     */
-    public function sensei_woocommerce_cancel_order ( $order_id ) {
-
-        // Get order object
-        $order = new WC_Order( $order_id );
-
-        // Run through each product ordered
-        if ( 0 < sizeof( $order->get_items() ) ) {
-
-            // Get order user
-            $user_id = $order->__get( 'user_id' );
-
-            foreach( $order->get_items() as $item ) {
-
-                $product_type = '';
-                if ( isset( $item['variation_id'] ) && ( 0 < $item['variation_id'] ) ) {
-                    $item_id = $item['variation_id'];
-                    $product_type = 'variation';
-                } else {
-                    $item_id = $item['product_id'];
-                } // End If Statement
-                $_product = $this->sensei_get_woocommerce_product_object( $item_id, $product_type );
-
-                // Get courses that use the WC product
-                $courses = array();
-                $courses = $this->post_types->course->get_product_courses( $item_id );
-
-                // Loop and update those courses
-                foreach ($courses as $course_item){
-                    // Check and Remove course from courses user meta
-                    $dataset_changes = Sensei_Utils::sensei_remove_user_from_course( $course_item->ID, $user_id );
-                } // End For Loop
-            } // End For Loop
-        } // End If Statement
-    } // End sensei_woocommerce_cancel_order()
-
-    /**
-     * Runs when an subscription is cancelled or expires.
-     * @since   1.3.3
-     * @access  public
-     * @param   integer $user_id User ID
-     * @param   integer $subscription_key Subscription Unique Key
-     * @return  void
-     */
-    public function sensei_woocommerce_subscription_ended( $user_id, $subscription_key ) {
-        $subscription = WC_Subscriptions_Manager::get_users_subscription( $user_id, $subscription_key );
-        self::sensei_woocommerce_cancel_order( $subscription['order_id'] );
-    }
-
-    /**
-     * Runs when an subscription is re-activated after suspension.
-     * @since   1.3.3
-     * @access  public
-     * @param   integer $user_id User ID
-     * @param   integer $subscription_key Subscription Unique Key
-     * @return  void
-     */
-    public function sensei_woocommerce_reactivate_subscription( $user_id, $subscription_key ) {
-        $subscription = WC_Subscriptions_Manager::get_users_subscription( $user_id, $subscription_key );
-        $order = new WC_Order( $subscription['order_id'] );
-        $user = get_user_by( 'id', $order->get_user_id() );
-        $order_user = array();
-        $order_user['ID'] = $user->ID;
-        $order_user['user_login'] = $user->user_login;
-        $order_user['user_email'] = $user->user_email;
-        $order_user['user_url'] = $user->user_url;
-        $courses = $this->post_types->course->get_product_courses( $subscription['product_id'] );
-        foreach ( $courses as $course_item ){
-            $update_course = $this->woocommerce_course_update( $course_item->ID, $order_user );
-        } // End For Loop
-    } // End sensei_woocommerce_reactivate_subscription
-
-    /**
-     * Returns the WooCommerce Product Object
-     *
-     * The code caters for pre and post WooCommerce 2.2 installations.
-     *
-     * @since   1.1.1
-     * @access  public
-     * @param   integer $wc_product_id Product ID or Variation ID
-     * @param   string  $product_type  '' or 'variation'
-     * @return   WC_Product $wc_product_object
-     */
-    public function sensei_get_woocommerce_product_object ( $wc_product_id = 0, $product_type = '' ) {
-
-        $wc_product_object = false;
-        if ( 0 < intval( $wc_product_id ) ) {
-
-            // Get the product
-            if ( function_exists( 'wc_get_product' ) ) {
-
-                $wc_product_object = wc_get_product( $wc_product_id ); // Post WC 2.3
-
-            } elseif ( function_exists( 'get_product' ) ) {
-
-                $wc_product_object = get_product( $wc_product_id ); // Post WC 2.0
-
-            } else {
-
-                // Pre WC 2.0
-                if ( 'variation' == $product_type || 'subscription_variation' == $product_type ) {
-
-                    $wc_product_object = new WC_Product_Variation( $wc_product_id );
-
-                } else {
-
-                    $wc_product_object = new WC_Product( $wc_product_id );
-
-                } // End If Statement
-
-            } // End If Statement
-
-        } // End If Statement
-
-        return $wc_product_object;
-
-    } // End sensei_get_woocommerce_product_object()
-
-    /**
-     * load_class loads in class files
-     * @since   1.2.0
-     * @access  public
-     * @return  void
-     */
-    public function load_class ( $class_name = '' ) {
-        if ( '' != $class_name && '' != $this->token ) {
-            require_once( 'class-' . esc_attr( $this->token ) . '-' . esc_attr( $class_name ) . '.php' );
-        } // End If Statement
-    } // End load_class()
-
-    /**
-     * sensei_activate_subscription runs when a subscription product is purchased
-     * @since   1.2.0
-     * @access  public
-     * @param   integer $order_id order ID
-     * @return  void
-     */
-    public function sensei_activate_subscription(  $order_id = 0 ) {
-        if ( 0 < intval( $order_id ) ) {
-            $order = new WC_Order( $order_id );
-            $user = get_user_by('id', $order->user_id);
-            $order_user['ID'] = $user->ID;
-            $order_user['user_login'] = $user->user_login;
-            $order_user['user_email'] = $user->user_email;
-            $order_user['user_url'] = $user->user_url;
-            // Run through each product ordered
-            if (sizeof($order->get_items())>0) {
-                foreach($order->get_items() as $item) {
-                    $product_type = '';
-                    if (isset($item['variation_id']) && $item['variation_id'] > 0) {
-                        $item_id = $item['variation_id'];
-                        $product_type = 'subscription_variation';
-                    } else {
-                        $item_id = $item['product_id'];
-                    } // End If Statement
-                    $_product = $this->sensei_get_woocommerce_product_object( $item_id, $product_type );
-                    // Get courses that use the WC product
-                    $courses = array();
-                    if ( $product_type == 'subscription_variation' ) {
-                        $courses = $this->post_types->course->get_product_courses( $item_id );
-                    } // End If Statement
-                    // Loop and update those courses
-                    foreach ($courses as $course_item){
-                        $update_course = $this->woocommerce_course_update( $course_item->ID, $order_user );
-                    } // End For Loop
-                } // End For Loop
-            } // End If Statement
-        } // End If Statement
-    } // End sensei_activate_subscription()
-
-    /**
-     * sensei_woocommerce_email_course_details adds detail to email
-     * @since   1.4.5
-     * @access  public
-     * @param   WC_Order $order
-     * @return  void
-     */
-    public function sensei_woocommerce_email_course_details( $order ) {
-        global $woocommerce;
-
-        // exit early if not wc-completed or wc-processing
-        if( 'wc-completed' != $order->post_status
-            && 'wc-processing' != $order->post_status  ) {
-            return;
-        }
-
-        $order_items = $order->get_items();
-        $order_id = $order->id;
-
-        //If object have items go through them all to find course
-        if ( 0 < sizeof( $order_items ) ) {
-
-        echo '<h2>' . __( 'Course details', 'woothemes-sensei' ) . '</h2>';
-
-        foreach ( $order_items as $item ) {
-
-                $product_type = '';
-                if ( isset( $item['variation_id'] ) && ( 0 < $item['variation_id'] ) ) {
-                    // If item has variation_id then its from variation
-                    $item_id = $item['variation_id'];
-                    $product_type = 'variation';
-                } else {
-                    // If not its real product set its id to item_id
-                    $item_id = $item['product_id'];
-                } // End If Statement
-
-                $user_id = get_post_meta( $order_id, '_customer_user', true );
-
-                if( $user_id ) {
-
-                    // Get all courses for product
-                    $args = array(
-                        'posts_per_page' => -1,
-                        'post_type' => 'course',
-                        'meta_query' => array(
-                            array(
-                                'key' => '_course_woocommerce_product',
-                                'value' => $item_id
-                            )
-                        ),
-                        'orderby' => 'menu_order date',
-                        'order' => 'ASC',
-                    );
-                    $courses = get_posts( $args );
-
-                    if( $courses && count( $courses ) > 0 ) {
-
-                        foreach( $courses as $course ) {
-
-                            $title = $course->post_title;
-                            $permalink = get_permalink( $course->ID );
-
-                            echo '<p><strong>' . sprintf( __( 'View course: %1$s', 'woothemes-sensei' ), '</strong><a href="' . esc_url( $permalink ) . '">' . $title . '</a>' ) . '</p>';
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    /**
-     * Filtering wp_count_comments to ensure that Sensei comments are ignored
-     * @since   1.4.0
-     * @access  public
-     * @param  array   $comments
-     * @param  integer $post_id
-     * @return array
-     */
-    public function sensei_count_comments( $comments, $post_id ) {
-        global $wpdb;
-
-        $post_id = (int) $post_id;
-
-        $count = wp_cache_get("comments-{$post_id}", 'counts');
-
-        if ( false !== $count ) {
-            return $count;
-        }
-
-        $statuses = array( '' ); // Default to the WP normal comments
-        $stati = $wpdb->get_results( "SELECT comment_type FROM {$wpdb->comments} GROUP BY comment_type", ARRAY_A );
-        foreach ( (array) $stati AS $status ) {
-            if ( 'sensei_' != substr($status['comment_type'], 0, 7 ) ) {
-                $statuses[] = $status['comment_type'];
-            }
-        }
-        $where = "WHERE comment_type IN ('" . join("', '", array_unique( $statuses ) ) . "')";
-
-        if ( $post_id > 0 )
-            $where .= $wpdb->prepare( " AND comment_post_ID = %d", $post_id );
-
-        $count = $wpdb->get_results( "SELECT comment_approved, COUNT( * ) AS num_comments FROM {$wpdb->comments} {$where} GROUP BY comment_approved", ARRAY_A );
-
-        $total = 0;
-        $approved = array('0' => 'moderated', '1' => 'approved', 'spam' => 'spam', 'trash' => 'trash', 'post-trashed' => 'post-trashed');
-        foreach ( (array) $count as $row ) {
-            // Don't count post-trashed toward totals
-            if ( 'post-trashed' != $row['comment_approved'] && 'trash' != $row['comment_approved'] )
-                $total += $row['num_comments'];
-            if ( isset( $approved[$row['comment_approved']] ) )
-                $stats[$approved[$row['comment_approved']]] = $row['num_comments'];
-        }
-
-        $stats['total_comments'] = $total;
-        foreach ( $approved as $key ) {
-            if ( empty($stats[$key]) )
-                $stats[$key] = 0;
-        }
-
-        $stats = (object) $stats;
-        wp_cache_set("comments-{$post_id}", $stats, 'counts');
-
-        return $stats;
-    }
-
-    /**
-     * Init images.
-     *
-     * @since 1.4.5
-     * @access public
-     * @return void
-     */
-    public function init_image_sizes() {
-        $course_archive_thumbnail 	= $this->get_image_size( 'course_archive_image' );
-        $course_single_thumbnail	= $this->get_image_size( 'course_single_image' );
-        $lesson_archive_thumbnail 	= $this->get_image_size( 'lesson_archive_image' );
-        $lesson_single_thumbnail	= $this->get_image_size( 'lesson_single_image' );
-
-        add_image_size( 'course_archive_thumbnail', $course_archive_thumbnail['width'], $course_archive_thumbnail['height'], $course_archive_thumbnail['crop'] );
-        add_image_size( 'course_single_thumbnail', $course_single_thumbnail['width'], $course_single_thumbnail['height'], $course_single_thumbnail['crop'] );
-        add_image_size( 'lesson_archive_thumbnail', $lesson_archive_thumbnail['width'], $lesson_archive_thumbnail['height'], $lesson_archive_thumbnail['crop'] );
-        add_image_size( 'lesson_single_thumbnail', $lesson_single_thumbnail['width'], $lesson_single_thumbnail['height'], $lesson_single_thumbnail['crop'] );
-    }
-
-    /**
-     * Get an image size.
-     *
-     * Variable is filtered by sensei_get_image_size_{image_size}
-     *
-     * @since 1.4.5
-     * @access public
-     * @param mixed $image_size
-     * @return string
-     */
-    public function get_image_size( $image_size ) {
-
-        // Only return sizes we define in settings
-        if ( ! in_array( $image_size, array( 'course_archive_image', 'course_single_image', 'lesson_archive_image', 'lesson_single_image' ) ) )
-            return apply_filters( 'sensei_get_image_size_' . $image_size, '' );
-
-        if( ! isset( $this->settings->settings[ $image_size . '_width' ] ) ) {
-            $this->settings->settings[ $image_size . '_width' ] = false;
-        }
-        if( ! isset( $this->settings->settings[ $image_size . '_height' ] ) ) {
-            $this->settings->settings[ $image_size . '_height' ] = false;
-        }
-        if( ! isset( $this->settings->settings[ $image_size . '_hard_crop' ] ) ) {
-            $this->settings->settings[ $image_size . '_hard_crop' ] = false;
-        }
-
-        $size = array_filter( array(
-            'width' => $this->settings->settings[ $image_size . '_width' ],
-            'height' => $this->settings->settings[ $image_size . '_height' ],
-            'crop' => $this->settings->settings[ $image_size . '_hard_crop' ]
-        ) );
-
-        $size['width'] 	= isset( $size['width'] ) ? $size['width'] : '100';
-        $size['height'] = isset( $size['height'] ) ? $size['height'] : '100';
-        $size['crop'] 	= isset( $size['crop'] ) ? $size['crop'] : 0;
-
-        return apply_filters( 'sensei_get_image_size_' . $image_size, $size );
-    }
-
-    public function body_class( $classes ) {
-        if( is_sensei() ) {
-            $classes[] = 'sensei';
-        }
-        return $classes;
-    }
-
-    /**
-     * Checks that the Jetpack Beautiful Maths module has been activated to support LaTeX within question titles and answers
-     *
-     * @return null
-     * @since 1.7.0
-     */
-    public function jetpack_latex_support() {
-        if ( function_exists( 'latex_markup') ) {
-            add_filter( 'sensei_question_title', 'latex_markup' );
-            add_filter( 'sensei_answer_text', 'latex_markup' );
-        }
-    }
-
-    /**
-     * Load the module functionality.
-     *
-     * This function is hooked into plugins_loaded to avoid conflicts with
-     * the retired modules extension.
-     *
-     * @since 1.8.0
-     */
-    public function load_modules_class(){
-        global $sensei_modules;
-
-        if( !class_exists( 'Sensei_Modules' )
-            &&  'Sensei_Modules' != get_class( $sensei_modules ) ) {
-
-            //Load the modules class
-            require_once( 'class-sensei-modules.php');
-            Sensei()->modules = new Sensei_Core_Modules( $this->file );
-
-        }else{
-            // fallback for people still using the modules extension.
-            global $sensei_modules;
-            Sensei()->modules = $sensei_modules;
-            add_action( 'admin_notices', array( $this, 'disable_sensei_modules_extension'), 30 );
-        }
-    }
-
-    /**
-     * Tell the user to that the modules extension is no longer needed.
-     *
-     * @since 1.8.0
-     */
-    public function disable_sensei_modules_extension(){ ?>
+	/**
+	 * Initialize all Sensei hooks
+	 *
+	 * @since 1.9.0
+	 */
+	public function load_hooks(){
+
+		add_action( 'widgets_init', array( $this, 'register_widgets' ) );
+		add_action( 'after_setup_theme', array( $this, 'ensure_post_thumbnails_support' ) );
+
+		// WooCommerce Payment Actions
+		add_action( 'woocommerce_payment_complete' , array( $this, 'sensei_woocommerce_complete_order' ) );
+		add_action( 'woocommerce_thankyou' , array( $this, 'sensei_woocommerce_complete_order' ) );
+		add_action( 'woocommerce_order_status_completed' , array( $this, 'sensei_woocommerce_complete_order' ) );
+		add_action( 'woocommerce_order_status_processing' , array( $this, 'sensei_woocommerce_complete_order' ) );
+		add_action( 'woocommerce_order_status_cancelled' , array( $this, 'sensei_woocommerce_cancel_order' ) );
+		add_action( 'woocommerce_order_status_refunded' , array( $this, 'sensei_woocommerce_cancel_order' ) );
+		add_action( 'subscriptions_activated_for_order', array( $this, 'sensei_activate_subscription' ) );
+
+		// WooCommerce Subscriptions Actions
+		add_action( 'reactivated_subscription', array( $this, 'sensei_woocommerce_reactivate_subscription' ), 10, 2 );
+		add_action( 'subscription_expired' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
+		add_action( 'subscription_end_of_prepaid_term' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
+		add_action( 'cancelled_subscription' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
+		add_action( 'subscription_put_on-hold' , array( $this, 'sensei_woocommerce_subscription_ended' ), 10, 2 );
+
+		// Add Email link to course orders
+		add_action( 'woocommerce_email_after_order_table', array( $this, 'sensei_woocommerce_email_course_details' ), 10, 1 );
+
+		// Filter comment counts
+		add_filter( 'wp_count_comments', array( $this, 'sensei_count_comments' ), 10, 2 );
+
+		add_action( 'body_class', array( $this, 'body_class' ) );
+
+		// Check for and activate JetPack LaTeX support
+		add_action( 'plugins_loaded', array( $this, 'jetpack_latex_support'), 200 ); // Runs after Jetpack has loaded it's modules
+
+		// check flush the rewrite rules if the option sensei_flush_rewrite_rules option is 1
+		add_action( 'init', array( $this, 'flush_rewrite_rules'), 101 );
+
+	}
+
+	/**
+	 * Run Sensei updates.
+	 * @access  public
+	 * @since   1.1.0
+	 * @return  void
+	 */
+	public function run_updates() {
+		// Run updates if administrator
+		if ( current_user_can( 'manage_options' ) || current_user_can( 'manage_sensei' ) ) {
+
+			$this->updates->update();
+
+		} // End If Statement
+	} // End run_updates()
+
+
+
+	/**
+	 * Setup required WooCommerce settings.
+	 * @access  public
+	 * @since   1.1.0
+	 * @return  void
+	 */
+	public function set_woocommerce_functionality() {
+		// Disable guest checkout if a course is in the cart as we need a valid user to store data for
+		add_filter( 'pre_option_woocommerce_enable_guest_checkout', array( $this, 'disable_guest_checkout' ) );
+
+		// Mark orders with virtual products as complete rather then stay processing
+		add_filter( 'woocommerce_payment_complete_order_status', array( $this, 'virtual_order_payment_complete' ), 10, 2 );
+
+	} // End set_woocommerce_functionality()
+
+	/**
+	 * Disable guest checkout if a course product is in the cart
+	 * @param  boolean $guest_checkout Current guest checkout setting
+	 * @return boolean                 Modified guest checkout setting
+	 */
+	public function disable_guest_checkout( $guest_checkout ) {
+		global $woocommerce;
+
+		if( ! is_admin() || ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) {
+
+			if( isset( $woocommerce->cart->cart_contents ) && count( $woocommerce->cart->cart_contents ) > 0 ) {
+				foreach( $woocommerce->cart->cart_contents as $cart_key => $product ) {
+					if( isset( $product['product_id'] ) ) {
+						$args = array(
+							'posts_per_page' => -1,
+							'post_type' => 'course',
+							'meta_query' => array(
+								array(
+									'key' => '_course_woocommerce_product',
+									'value' => $product['product_id']
+								)
+							)
+						);
+						$posts = get_posts( $args );
+						if( $posts && count( $posts ) > 0 ) {
+							foreach( $posts as $course ) {
+								$guest_checkout = '';
+								break;
+							}
+						}
+					}
+				}
+			}
+		}
+
+		return $guest_checkout;
+	}
+
+	/**
+	 * Change order status with virtual products to completed
+	 * @since  1.1.0
+	 * @param string $order_status
+	 * @param int $order_id
+	 * @return string
+	 **/
+	public function virtual_order_payment_complete( $order_status, $order_id ) {
+		$order = new WC_Order( $order_id );
+		if ( ! isset ( $order ) ) return '';
+		if ( $order_status == 'wc-processing' && ( $order->post_status == 'wc-on-hold' || $order->post_status == 'wc-pending' || $order->post_status == 'wc-failed' ) ) {
+			$virtual_order = true;
+
+			if ( count( $order->get_items() ) > 0 ) {
+				foreach( $order->get_items() as $item ) {
+					if ( $item['product_id'] > 0 ) {
+						$_product = $order->get_product_from_item( $item );
+						if ( ! $_product->is_virtual() ) {
+							$virtual_order = false;
+							break;
+						} // End If Statement
+					} // End If Statement
+				} // End For Loop
+			} // End If Statement
+
+			// virtual order, mark as completed
+			if ( $virtual_order ) {
+				return 'completed';
+			} // End If Statement
+		} // End If Statement
+		return $order_status;
+	}
+
+	/**
+	 * Register the widgets.
+	 * @access public
+	 * @since  1.0.0
+	 * @return void
+	 */
+	public function register_widgets () {
+		// Widget List (key => value is filename => widget class).
+		$widget_list = apply_filters( 'sensei_registered_widgets_list', array( 	'course-component' 	=> 'Course_Component',
+				'lesson-component' 	=> 'Lesson_Component',
+				'course-categories' => 'Course_Categories',
+				'category-courses' 	=> 'Category_Courses' )
+		);
+		foreach ( $widget_list as $key => $value ) {
+			if ( file_exists( $this->plugin_path . 'widgets/widget-woothemes-sensei-' . $key  . '.php' ) ) {
+				require_once( $this->plugin_path . 'widgets/widget-woothemes-sensei-' . $key  . '.php' );
+				register_widget( 'WooThemes_Sensei_' . $value . '_Widget' );
+			}
+		} // End For Loop
+
+		do_action( 'sensei_register_widgets' );
+
+	} // End register_widgets()
+
+	/**
+	 * Load the plugin's localisation file.
+	 * @access public
+	 * @since  1.0.0
+	 * @return void
+	 */
+	public function load_localisation () {
+		load_plugin_textdomain( 'woothemes-sensei', false, dirname( plugin_basename( $this->file ) ) . '/lang/' );
+	} // End load_localisation()
+
+	/**
+	 * Load the plugin textdomain from the main WordPress "languages" folder.
+	 * @access  public
+	 * @since   1.0.0
+	 * @return  void
+	 */
+	public function load_plugin_textdomain () {
+		$domain = 'woothemes-sensei';
+		// The "plugin_locale" filter is also used in load_plugin_textdomain()
+		$locale = apply_filters( 'plugin_locale', get_locale(), $domain );
+		load_textdomain( $domain, WP_LANG_DIR . '/' . $domain . '/' . $domain . '-' . $locale . '.mo' );
+		load_plugin_textdomain( $domain, FALSE, dirname( plugin_basename( $this->file ) ) . '/lang/' );
+	} // End load_plugin_textdomain()
+
+	/**
+	 * Run on activation.
+	 * @access public
+	 * @since  1.0.0
+	 * @return void
+	 */
+	public function activation () {
+		$this->register_plugin_version();
+	} // End activation()
+
+
+	/**
+	 * Register activation hooks.
+	 * @access public
+	 * @since  1.0.0
+	 * @return void
+	 */
+	public function install () {
+		register_activation_hook( $this->file, array( $this, 'activate_sensei' ) );
+		register_activation_hook( $this->file, 'flush_rewrite_rules' );
+	} // End install()
+
+
+	/**
+	 * Run on activation of the plugin.
+	 * @access public
+	 * @since  1.0.0
+	 * @return void
+	 */
+	public function activate_sensei () {
+		update_option( 'skip_install_sensei_pages', 0 );
+		update_option( 'sensei_installed', 1 );
+	} // End activate_sensei()
+
+	/**
+	 * Register the plugin's version.
+	 * @access public
+	 * @since  1.0.0
+	 * @return void
+	 */
+	private function register_plugin_version () {
+		if ( $this->version != '' ) {
+
+			// Check previous version to see if forced updates must run
+			// $old_version = get_option( 'woothemes-sensei-version', false );
+			// if( $old_version && version_compare( $old_version, '1.7.0', '<' )  ) {
+			// 	update_option( 'woothemes-sensei-force-updates', $this->version );
+			// } else {
+			// 	delete_option( 'woothemes-sensei-force-updates' );
+			// }
+
+			update_option( 'woothemes-sensei-version', $this->version );
+		}
+	} // End register_plugin_version()
+
+	/**
+	 * Ensure that "post-thumbnails" support is available for those themes that don't register it.
+	 * @access  public
+	 * @since   1.0.1
+	 * @return  void
+	 */
+	public function ensure_post_thumbnails_support () {
+		if ( ! current_theme_supports( 'post-thumbnails' ) ) { add_theme_support( 'post-thumbnails' ); }
+	} // End ensure_post_thumbnails_support()
+
+
+	/**
+	 * template_loader function.
+	 *
+	 * @access public
+	 * @param mixed $template
+	 * @return void
+	 * @deprecated
+	 */
+	public function template_loader ( $template = '' ) {
+
+		_deprecated_function( 'Sensei()->template_loader', '1.9.0', 'Use Sensei_Templates::template_loader( $template ) instead' );
+		Sensei_Templates::template_loader( $template );
+
+	} // End template_loader()
+
+	/**
+	 * Determine the relative path to the plugin's directory.
+	 * @access public
+	 * @since  1.0.0
+	 * @return string $sensei_plugin_path
+	 */
+	public function plugin_path () {
+
+		if ( $this->plugin_path ) {
+
+			$sensei_plugin_path =  $this->plugin_path;
+
+		}else{
+
+			$sensei_plugin_path = plugin_dir_path( __FILE__ );
+
+		}
+
+		return $sensei_plugin_path;
+
+	} // End plugin_path()
+
+
+	/**
+	 * Retrieve the ID of a specified page setting.
+	 * @access public
+	 * @since  1.0.0
+	 * @param  string $page
+	 * @return int
+	 */
+	public function get_page_id ( $page ) {
+		$page = apply_filters( 'sensei_get_' . esc_attr( $page ) . '_page_id', get_option( 'sensei_' . esc_attr( $page ) . '_page_id' ) );
+		return ( $page ) ? $page : -1;
+	} // End get_page_id()
+
+
+	/**
+	 * If WooCommerce is activated and the customer has purchased the course, update Sensei to indicate that they are taking the course.
+	 * @access public
+	 * @since  1.0.0
+	 * @param  int 			$course_id  (default: 0)
+	 * @param  array/Object $order_user (default: array()) Specific user's data.
+	 * @return bool|int
+	 */
+	public function woocommerce_course_update ( $course_id = 0, $order_user = array()  ) {
+		global $current_user;
+
+		if ( ! isset( $current_user ) || !$current_user->ID > 0 ) return false;
+
+		$data_update = false;
+
+		// Get the product ID
+		$wc_post_id = get_post_meta( intval( $course_id ), '_course_woocommerce_product', true );
+
+		// Check if in the admin
+		if ( is_admin() ) {
+			$user_login = $order_user['user_login'];
+			$user_email = $order_user['user_email'];
+			$user_url = $order_user['user_url'];
+			$user_id = $order_user['ID'];
+		} else {
+			$user_login = $current_user->user_login;
+			$user_email = $current_user->user_email;
+			$user_url = $current_user->user_url;
+			$user_id = $current_user->ID;
+		} // End If Statement
+
+		// This doesn't appear to be purely WooCommerce related. Should it be in a separate function?
+		$course_prerequisite_id = (int) get_post_meta( $course_id, '_course_prerequisite', true );
+		if( 0 < absint( $course_prerequisite_id ) ) {
+			$prereq_course_complete = Sensei_Utils::user_completed_course( $course_prerequisite_id, intval( $user_id ) );
+			if ( ! $prereq_course_complete ) {
+				// Remove all course user meta
+				return Sensei_Utils::sensei_remove_user_from_course( $course_id, $user_id );
+			}
+		}
+
+		$is_user_taking_course = Sensei_Utils::user_started_course( intval( $course_id ), intval( $user_id ) );
+
+		if( ! $is_user_taking_course ) {
+
+			if ( Sensei_WC::is_woocommerce_active() && Sensei_Utils::sensei_customer_bought_product( $user_email, $user_id, $wc_post_id ) && ( 0 < $wc_post_id ) ) {
+
+				$activity_logged = Sensei_Utils::user_start_course( intval( $user_id), intval( $course_id ) );
+
+				$is_user_taking_course = false;
+				if ( true == $activity_logged ) {
+					$is_user_taking_course = true;
+				} // End If Statement
+			} // End If Statement
+		}
+
+		return $is_user_taking_course;
+	} // End woocommerce_course_update()
+
+
+	/**
+	 * check_user_permissions function.
+	 *
+	 * @access public
+	 * @param string $page (default: '')
+	 *
+	 * @return bool
+	 */
+	public function check_user_permissions ( $page = '' ) {
+		// REFACTOR
+		global $current_user, $post;
+
+		// if use is not logged in
+		if ( empty( $current_user->caps ) && Sensei()->settings->get('access_permission') ){
+			$this->permissions_message['title'] = __('Restricted Access', 'woothemes-sensei' );
+			$this->permissions_message['message'] = sprintf( __('You must be logged in to view this %s'), get_post_type() );
+			return false;
+		}
+
+
+		// Get User Meta
+		get_currentuserinfo();
+
+		$user_allowed = false;
+
+		switch ( $page ) {
+			case 'course-single':
+				// check for prerequisite course or lesson,
+				$course_prerequisite_id = (int) get_post_meta( $post->ID, '_course_prerequisite', true);
+				$update_course = $this->woocommerce_course_update( $post->ID );
+				// Count completed lessons
+				if ( 0 < absint( $course_prerequisite_id ) ) {
+
+					$prerequisite_complete = Sensei_Utils::user_completed_course( $course_prerequisite_id, $current_user->ID );
+
+				}
+				else {
+					$prerequisite_complete = true;
+				} // End If Statement
+				// Handles restrictions
+				if ( !$prerequisite_complete && 0 < absint( $course_prerequisite_id ) ) {
+					$this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
+					$course_link = '<a href="' . esc_url( get_permalink( $course_prerequisite_id ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
+					$this->permissions_message['message'] = sprintf( __('Please complete the previous %1$s before taking this course.', 'woothemes-sensei' ), $course_link );
+				} else {
+					$user_allowed = true;
+				} // End If Statement
+				break;
+			case 'lesson-single':
+				// Check for WC purchase
+				$lesson_course_id = get_post_meta( $post->ID, '_lesson_course',true );
+
+				$update_course = $this->woocommerce_course_update( $lesson_course_id );
+				$is_preview = Sensei_Utils::is_preview_lesson( $post->ID );
+				if ( $this->access_settings() && Sensei_Utils::user_started_course( $lesson_course_id, $current_user->ID ) ) {
+					$user_allowed = true;
+				} elseif( $this->access_settings() && false == $is_preview ) {
+
+					$user_allowed = true;
+				} else {
+					$this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
+					$course_link = '<a href="' . esc_url( get_permalink( $lesson_course_id ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
+					$wc_post_id = get_post_meta( $lesson_course_id, '_course_woocommerce_product',true );
+					if ( Sensei_WC::is_woocommerce_active() && ( 0 < $wc_post_id ) ) {
+						if ( $is_preview ) {
+							$this->permissions_message['message'] = sprintf( __('This is a preview lesson. Please purchase the %1$s to access all lessons.', 'woothemes-sensei' ), $course_link );
+						} else {
+							$this->permissions_message['message'] =  sprintf( __('Please purchase the %1$s before starting this Lesson.', 'woothemes-sensei' ), $course_link );
+						}
+					} else {
+						if ( $is_preview ) {
+							$this->permissions_message['message'] = sprintf( __('This is a preview lesson. Please sign up for the %1$s to access all lessons.', 'woothemes-sensei' ), $course_link );
+						} else {
+							/** This filter is documented in class-woothemes-sensei-frontend.php */
+							$this->permissions_message['message'] =  sprintf( __( 'Please sign up for the %1$s before starting the lesson.', 'woothemes-sensei' ), $course_link );
+						}
+					} // End If Statement
+				} // End If Statement
+				break;
+			case 'quiz-single':
+				$lesson_id = get_post_meta( $post->ID, '_quiz_lesson',true );
+				$lesson_course_id = get_post_meta( $lesson_id, '_lesson_course',true );
+
+				$update_course = $this->woocommerce_course_update( $lesson_course_id );
+				if ( ( $this->access_settings() && Sensei_Utils::user_started_course( $lesson_course_id, $current_user->ID ) ) || sensei_all_access() ) {
+
+					// Check for prerequisite lesson for this quiz
+					$lesson_prerequisite_id = (int) get_post_meta( $lesson_id, '_lesson_prerequisite', true);
+					$user_lesson_prerequisite_complete = Sensei_Utils::user_completed_lesson( $lesson_prerequisite_id, $current_user->ID);
+
+					// Handle restrictions
+					if( sensei_all_access() ) {
+						$user_allowed = true;
+					} else {
+						if ( 0 < absint( $lesson_prerequisite_id ) && ( !$user_lesson_prerequisite_complete ) ) {
+							$this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
+							$lesson_link = '<a href="' . esc_url( get_permalink( $lesson_prerequisite_id ) ) . '">' . __( 'lesson', 'woothemes-sensei' ) . '</a>';
+							$this->permissions_message['message'] = sprintf( __('Please complete the previous %1$s before taking this Quiz.', 'woothemes-sensei' ), $lesson_link );
+						} else {
+							$user_allowed = true;
+						} // End If Statement
+					} // End If Statement
+				} elseif( $this->access_settings() ) {
+					// Check if the user has started the course
+
+					if ( is_user_logged_in() && ! Sensei_Utils::user_started_course( $lesson_course_id, $current_user->ID ) && ( isset( $this->settings->settings['access_permission'] ) && ( true == $this->settings->settings['access_permission'] ) ) ) {
+
+						$user_allowed = false;
+						$this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
+						$course_link = '<a href="' . esc_url( get_permalink( $lesson_course_id ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
+						$wc_post_id = get_post_meta( $lesson_course_id, '_course_woocommerce_product',true );
+						if ( Sensei_WC::is_woocommerce_active() && ( 0 < $wc_post_id ) ) {
+							$this->permissions_message['message'] = sprintf( __('Please purchase the %1$s before starting this Quiz.', 'woothemes-sensei' ), $course_link );
+						} else {
+							$this->permissions_message['message'] = sprintf( __('Please sign up for the %1$s before starting this Quiz.', 'woothemes-sensei' ), $course_link );
+						} // End If Statement
+					} else {
+						$user_allowed = true;
+					} // End If Statement
+				} else {
+					$this->permissions_message['title'] = get_the_title( $post->ID ) . ': ' . __('Restricted Access', 'woothemes-sensei' );
+					$course_link = '<a href="' . esc_url( get_permalink( get_post_meta( get_post_meta( $post->ID, '_quiz_lesson', true ), '_lesson_course', true ) ) ) . '">' . __( 'course', 'woothemes-sensei' ) . '</a>';
+					$this->permissions_message['message'] = sprintf( __('Please sign up for the %1$s before taking this Quiz.', 'woothemes-sensei' ), $course_link );
+				} // End If Statement
+				break;
+			default:
+				$user_allowed = true;
+				break;
+
+		} // End Switch Statement
+
+		/**
+		 * filter the permissions message shown on sensei post types.
+		 *
+		 * @since 1.8.7
+		 *
+		 * @param array $permissions_message{
+		 *
+		 *   @type string $title
+		 *   @type string $message
+		 *
+		 * }
+		 * @param string $post_id
+		 */
+		$this->permissions_message = apply_filters( 'sensei_permissions_message', $this->permissions_message, $post->ID );
+
+
+		if( sensei_all_access() || Sensei_Utils::is_preview_lesson( $post->ID ) ) {
+			$user_allowed = true;
+		}
+
+		return apply_filters( 'sensei_access_permissions', $user_allowed );
+	} // End get_placeholder_image()
+
+
+	/**
+	 * Check if visitors have access permission. If the "access_permission" setting is active, do a log in check.
+	 * @since  1.0.0
+	 * @access public
+	 * @return bool
+	 */
+	public function access_settings () {
+
+		if( sensei_all_access() ) return true;
+
+		if ( isset( $this->settings->settings['access_permission'] ) && ( true == $this->settings->settings['access_permission'] ) ) {
+			if ( is_user_logged_in() ) {
+				return true;
+			} else {
+				return false;
+			} // End If Statement
+		} else {
+			return true;
+		} // End If Statement
+	} // End access_settings()
+
+	/**
+	 * sensei_woocommerce_complete_order description
+	 * @since   1.0.3
+	 * @access  public
+	 * @param   int $order_id WC order ID
+	 * @return  void
+	 */
+	public function sensei_woocommerce_complete_order ( $order_id = 0 ) {
+		$order_user = array();
+		// Check for WooCommerce
+		if ( Sensei_WC::is_woocommerce_active() && ( 0 < $order_id ) ) {
+			// Get order object
+			$order = new WC_Order( $order_id );
+			$user = get_user_by( 'id', $order->get_user_id() );
+			$order_user['ID'] = $user->ID;
+			$order_user['user_login'] = $user->user_login;
+			$order_user['user_email'] = $user->user_email;
+			$order_user['user_url'] = $user->user_url;
+			// Run through each product ordered
+			if ( 0 < sizeof( $order->get_items() ) ) {
+				foreach( $order->get_items() as $item ) {
+					$product_type = '';
+					if ( isset( $item['variation_id'] ) && ( 0 < $item['variation_id'] ) ) {
+						$item_id = $item['variation_id'];
+						$product_type = 'variation';
+					} else {
+						$item_id = $item['product_id'];
+					} // End If Statement
+					$_product = $this->sensei_get_woocommerce_product_object( $item_id, $product_type );
+					// Get courses that use the WC product
+					$courses = $this->post_types->course->get_product_courses( $_product->id );
+					// Loop and update those courses
+					foreach ( $courses as $course_item ) {
+						$update_course = $this->woocommerce_course_update( $course_item->ID, $order_user );
+					} // End For Loop
+				} // End For Loop
+			} // End If Statement
+			// Add meta to indicate that payment has been completed successfully
+			update_post_meta( $order_id, 'sensei_payment_complete', '1' );
+		} // End If Statement
+	} // End sensei_woocommerce_complete_order()
+
+	/**
+	 * Runs when an order is cancelled.
+	 * @since   1.2.0
+	 * @access  public
+	 * @param   integer $order_id order ID
+	 * @return  void
+	 */
+	public function sensei_woocommerce_cancel_order ( $order_id ) {
+
+		// Get order object
+		$order = new WC_Order( $order_id );
+
+		// Run through each product ordered
+		if ( 0 < sizeof( $order->get_items() ) ) {
+
+			// Get order user
+			$user_id = $order->__get( 'user_id' );
+
+			foreach( $order->get_items() as $item ) {
+
+				$product_type = '';
+				if ( isset( $item['variation_id'] ) && ( 0 < $item['variation_id'] ) ) {
+					$item_id = $item['variation_id'];
+					$product_type = 'variation';
+				} else {
+					$item_id = $item['product_id'];
+				} // End If Statement
+				$_product = $this->sensei_get_woocommerce_product_object( $item_id, $product_type );
+
+				// Get courses that use the WC product
+				$courses = array();
+				$courses = $this->post_types->course->get_product_courses( $item_id );
+
+				// Loop and update those courses
+				foreach ($courses as $course_item){
+					// Check and Remove course from courses user meta
+					$dataset_changes = Sensei_Utils::sensei_remove_user_from_course( $course_item->ID, $user_id );
+				} // End For Loop
+			} // End For Loop
+		} // End If Statement
+	} // End sensei_woocommerce_cancel_order()
+
+	/**
+	 * Runs when an subscription is cancelled or expires.
+	 * @since   1.3.3
+	 * @access  public
+	 * @param   integer $user_id User ID
+	 * @param   integer $subscription_key Subscription Unique Key
+	 * @return  void
+	 */
+	public function sensei_woocommerce_subscription_ended( $user_id, $subscription_key ) {
+		$subscription = WC_Subscriptions_Manager::get_users_subscription( $user_id, $subscription_key );
+		self::sensei_woocommerce_cancel_order( $subscription['order_id'] );
+	}
+
+	/**
+	 * Runs when an subscription is re-activated after suspension.
+	 * @since   1.3.3
+	 * @access  public
+	 * @param   integer $user_id User ID
+	 * @param   integer $subscription_key Subscription Unique Key
+	 * @return  void
+	 */
+	public function sensei_woocommerce_reactivate_subscription( $user_id, $subscription_key ) {
+		$subscription = WC_Subscriptions_Manager::get_users_subscription( $user_id, $subscription_key );
+		$order = new WC_Order( $subscription['order_id'] );
+		$user = get_user_by( 'id', $order->get_user_id() );
+		$order_user = array();
+		$order_user['ID'] = $user->ID;
+		$order_user['user_login'] = $user->user_login;
+		$order_user['user_email'] = $user->user_email;
+		$order_user['user_url'] = $user->user_url;
+		$courses = $this->post_types->course->get_product_courses( $subscription['product_id'] );
+		foreach ( $courses as $course_item ){
+			$update_course = $this->woocommerce_course_update( $course_item->ID, $order_user );
+		} // End For Loop
+	} // End sensei_woocommerce_reactivate_subscription
+
+	/**
+	 * Returns the WooCommerce Product Object
+	 *
+	 * The code caters for pre and post WooCommerce 2.2 installations.
+	 *
+	 * @since   1.1.1
+	 * @access  public
+	 * @param   integer $wc_product_id Product ID or Variation ID
+	 * @param   string  $product_type  '' or 'variation'
+	 * @return   WC_Product $wc_product_object
+	 */
+	public function sensei_get_woocommerce_product_object ( $wc_product_id = 0, $product_type = '' ) {
+
+		$wc_product_object = false;
+		if ( 0 < intval( $wc_product_id ) ) {
+
+			// Get the product
+			if ( function_exists( 'wc_get_product' ) ) {
+
+				$wc_product_object = wc_get_product( $wc_product_id ); // Post WC 2.3
+
+			} elseif ( function_exists( 'get_product' ) ) {
+
+				$wc_product_object = get_product( $wc_product_id ); // Post WC 2.0
+
+			} else {
+
+				// Pre WC 2.0
+				if ( 'variation' == $product_type || 'subscription_variation' == $product_type ) {
+
+					$wc_product_object = new WC_Product_Variation( $wc_product_id );
+
+				} else {
+
+					$wc_product_object = new WC_Product( $wc_product_id );
+
+				} // End If Statement
+
+			} // End If Statement
+
+		} // End If Statement
+
+		return $wc_product_object;
+
+	} // End sensei_get_woocommerce_product_object()
+
+	/**
+	 * load_class loads in class files
+	 * @since   1.2.0
+	 * @access  public
+	 * @return  void
+	 */
+	public function load_class ( $class_name = '' ) {
+		if ( '' != $class_name && '' != $this->token ) {
+			require_once( 'class-' . esc_attr( $this->token ) . '-' . esc_attr( $class_name ) . '.php' );
+		} // End If Statement
+	} // End load_class()
+
+	/**
+	 * sensei_activate_subscription runs when a subscription product is purchased
+	 * @since   1.2.0
+	 * @access  public
+	 * @param   integer $order_id order ID
+	 * @return  void
+	 */
+	public function sensei_activate_subscription(  $order_id = 0 ) {
+		if ( 0 < intval( $order_id ) ) {
+			$order = new WC_Order( $order_id );
+			$user = get_user_by('id', $order->user_id);
+			$order_user['ID'] = $user->ID;
+			$order_user['user_login'] = $user->user_login;
+			$order_user['user_email'] = $user->user_email;
+			$order_user['user_url'] = $user->user_url;
+			// Run through each product ordered
+			if (sizeof($order->get_items())>0) {
+				foreach($order->get_items() as $item) {
+					$product_type = '';
+					if (isset($item['variation_id']) && $item['variation_id'] > 0) {
+						$item_id = $item['variation_id'];
+						$product_type = 'subscription_variation';
+					} else {
+						$item_id = $item['product_id'];
+					} // End If Statement
+					$_product = $this->sensei_get_woocommerce_product_object( $item_id, $product_type );
+					// Get courses that use the WC product
+					$courses = array();
+					if ( $product_type == 'subscription_variation' ) {
+						$courses = $this->post_types->course->get_product_courses( $item_id );
+					} // End If Statement
+					// Loop and update those courses
+					foreach ($courses as $course_item){
+						$update_course = $this->woocommerce_course_update( $course_item->ID, $order_user );
+					} // End For Loop
+				} // End For Loop
+			} // End If Statement
+		} // End If Statement
+	} // End sensei_activate_subscription()
+
+	/**
+	 * sensei_woocommerce_email_course_details adds detail to email
+	 * @since   1.4.5
+	 * @access  public
+	 * @param   WC_Order $order
+	 * @return  void
+	 */
+	public function sensei_woocommerce_email_course_details( $order ) {
+		global $woocommerce;
+
+		// exit early if not wc-completed or wc-processing
+		if( 'wc-completed' != $order->post_status
+			&& 'wc-processing' != $order->post_status  ) {
+			return;
+		}
+
+		$order_items = $order->get_items();
+		$order_id = $order->id;
+
+		//If object have items go through them all to find course
+		if ( 0 < sizeof( $order_items ) ) {
+
+		echo '<h2>' . __( 'Course details', 'woothemes-sensei' ) . '</h2>';
+
+		foreach ( $order_items as $item ) {
+
+				$product_type = '';
+				if ( isset( $item['variation_id'] ) && ( 0 < $item['variation_id'] ) ) {
+					// If item has variation_id then its from variation
+					$item_id = $item['variation_id'];
+					$product_type = 'variation';
+				} else {
+					// If not its real product set its id to item_id
+					$item_id = $item['product_id'];
+				} // End If Statement
+
+				$user_id = get_post_meta( $order_id, '_customer_user', true );
+
+				if( $user_id ) {
+
+					// Get all courses for product
+					$args = array(
+						'posts_per_page' => -1,
+						'post_type' => 'course',
+						'meta_query' => array(
+							array(
+								'key' => '_course_woocommerce_product',
+								'value' => $item_id
+							)
+						),
+						'orderby' => 'menu_order date',
+						'order' => 'ASC',
+					);
+					$courses = get_posts( $args );
+
+					if( $courses && count( $courses ) > 0 ) {
+
+						foreach( $courses as $course ) {
+
+							$title = $course->post_title;
+							$permalink = get_permalink( $course->ID );
+
+							echo '<p><strong>' . sprintf( __( 'View course: %1$s', 'woothemes-sensei' ), '</strong><a href="' . esc_url( $permalink ) . '">' . $title . '</a>' ) . '</p>';
+						}
+					}
+				}
+			}
+		}
+	}
+
+	/**
+	 * Filtering wp_count_comments to ensure that Sensei comments are ignored
+	 * @since   1.4.0
+	 * @access  public
+	 * @param  array   $comments
+	 * @param  integer $post_id
+	 * @return array
+	 */
+	public function sensei_count_comments( $comments, $post_id ) {
+		global $wpdb;
+
+		$post_id = (int) $post_id;
+
+		$count = wp_cache_get("comments-{$post_id}", 'counts');
+
+		if ( false !== $count ) {
+			return $count;
+		}
+
+		$statuses = array( '' ); // Default to the WP normal comments
+		$stati = $wpdb->get_results( "SELECT comment_type FROM {$wpdb->comments} GROUP BY comment_type", ARRAY_A );
+		foreach ( (array) $stati AS $status ) {
+			if ( 'sensei_' != substr($status['comment_type'], 0, 7 ) ) {
+				$statuses[] = $status['comment_type'];
+			}
+		}
+		$where = "WHERE comment_type IN ('" . join("', '", array_unique( $statuses ) ) . "')";
+
+		if ( $post_id > 0 )
+			$where .= $wpdb->prepare( " AND comment_post_ID = %d", $post_id );
+
+		$count = $wpdb->get_results( "SELECT comment_approved, COUNT( * ) AS num_comments FROM {$wpdb->comments} {$where} GROUP BY comment_approved", ARRAY_A );
+
+		$total = 0;
+		$approved = array('0' => 'moderated', '1' => 'approved', 'spam' => 'spam', 'trash' => 'trash', 'post-trashed' => 'post-trashed');
+		foreach ( (array) $count as $row ) {
+			// Don't count post-trashed toward totals
+			if ( 'post-trashed' != $row['comment_approved'] && 'trash' != $row['comment_approved'] )
+				$total += $row['num_comments'];
+			if ( isset( $approved[$row['comment_approved']] ) )
+				$stats[$approved[$row['comment_approved']]] = $row['num_comments'];
+		}
+
+		$stats['total_comments'] = $total;
+		foreach ( $approved as $key ) {
+			if ( empty($stats[$key]) )
+				$stats[$key] = 0;
+		}
+
+		$stats = (object) $stats;
+		wp_cache_set("comments-{$post_id}", $stats, 'counts');
+
+		return $stats;
+	}
+
+	/**
+	 * Init images.
+	 *
+	 * @since 1.4.5
+	 * @access public
+	 * @return void
+	 */
+	public function init_image_sizes() {
+		$course_archive_thumbnail 	= $this->get_image_size( 'course_archive_image' );
+		$course_single_thumbnail	= $this->get_image_size( 'course_single_image' );
+		$lesson_archive_thumbnail 	= $this->get_image_size( 'lesson_archive_image' );
+		$lesson_single_thumbnail	= $this->get_image_size( 'lesson_single_image' );
+
+		add_image_size( 'course_archive_thumbnail', $course_archive_thumbnail['width'], $course_archive_thumbnail['height'], $course_archive_thumbnail['crop'] );
+		add_image_size( 'course_single_thumbnail', $course_single_thumbnail['width'], $course_single_thumbnail['height'], $course_single_thumbnail['crop'] );
+		add_image_size( 'lesson_archive_thumbnail', $lesson_archive_thumbnail['width'], $lesson_archive_thumbnail['height'], $lesson_archive_thumbnail['crop'] );
+		add_image_size( 'lesson_single_thumbnail', $lesson_single_thumbnail['width'], $lesson_single_thumbnail['height'], $lesson_single_thumbnail['crop'] );
+	}
+
+	/**
+	 * Get an image size.
+	 *
+	 * Variable is filtered by sensei_get_image_size_{image_size}
+	 *
+	 * @since 1.4.5
+	 * @access public
+	 * @param mixed $image_size
+	 * @return string
+	 */
+	public function get_image_size( $image_size ) {
+
+		// Only return sizes we define in settings
+		if ( ! in_array( $image_size, array( 'course_archive_image', 'course_single_image', 'lesson_archive_image', 'lesson_single_image' ) ) )
+			return apply_filters( 'sensei_get_image_size_' . $image_size, '' );
+
+		if( ! isset( $this->settings->settings[ $image_size . '_width' ] ) ) {
+			$this->settings->settings[ $image_size . '_width' ] = false;
+		}
+		if( ! isset( $this->settings->settings[ $image_size . '_height' ] ) ) {
+			$this->settings->settings[ $image_size . '_height' ] = false;
+		}
+		if( ! isset( $this->settings->settings[ $image_size . '_hard_crop' ] ) ) {
+			$this->settings->settings[ $image_size . '_hard_crop' ] = false;
+		}
+
+		$size = array_filter( array(
+			'width' => $this->settings->settings[ $image_size . '_width' ],
+			'height' => $this->settings->settings[ $image_size . '_height' ],
+			'crop' => $this->settings->settings[ $image_size . '_hard_crop' ]
+		) );
+
+		$size['width'] 	= isset( $size['width'] ) ? $size['width'] : '100';
+		$size['height'] = isset( $size['height'] ) ? $size['height'] : '100';
+		$size['crop'] 	= isset( $size['crop'] ) ? $size['crop'] : 0;
+
+		return apply_filters( 'sensei_get_image_size_' . $image_size, $size );
+	}
+
+	public function body_class( $classes ) {
+		if( is_sensei() ) {
+			$classes[] = 'sensei';
+		}
+		return $classes;
+	}
+
+	/**
+	 * Checks that the Jetpack Beautiful Maths module has been activated to support LaTeX within question titles and answers
+	 *
+	 * @return null
+	 * @since 1.7.0
+	 */
+	public function jetpack_latex_support() {
+		if ( function_exists( 'latex_markup') ) {
+			add_filter( 'sensei_question_title', 'latex_markup' );
+			add_filter( 'sensei_answer_text', 'latex_markup' );
+		}
+	}
+
+	/**
+	 * Load the module functionality.
+	 *
+	 * This function is hooked into plugins_loaded to avoid conflicts with
+	 * the retired modules extension.
+	 *
+	 * @since 1.8.0
+	 */
+	public function load_modules_class(){
+		global $sensei_modules;
+
+		if( !class_exists( 'Sensei_Modules' )
+			&&  'Sensei_Modules' != get_class( $sensei_modules ) ) {
+
+			//Load the modules class
+			require_once( 'class-sensei-modules.php');
+			Sensei()->modules = new Sensei_Core_Modules( $this->file );
+
+		}else{
+			// fallback for people still using the modules extension.
+			global $sensei_modules;
+			Sensei()->modules = $sensei_modules;
+			add_action( 'admin_notices', array( $this, 'disable_sensei_modules_extension'), 30 );
+		}
+	}
+
+	/**
+	 * Tell the user to that the modules extension is no longer needed.
+	 *
+	 * @since 1.8.0
+	 */
+	public function disable_sensei_modules_extension(){ ?>
         <div class="notice updated fade">
             <p>
                 <?php
-                $plugin_manage_url = admin_url().'plugins.php#sensei-modules';
-                $plugin_link_element = '<a href="' . $plugin_manage_url . '" >plugins page</a> ';
-                ?>
+				$plugin_manage_url = admin_url().'plugins.php#sensei-modules';
+				$plugin_link_element = '<a href="' . $plugin_manage_url . '" >plugins page</a> ';
+				?>
                 <strong> Modules are now included in Sensei,</strong> so you no longer need the Sensei Modules extension.
                 Please deactivate and delete it from your <?php echo $plugin_link_element; ?>. (This will not affect your existing modules).
             </p>
@@ -1342,46 +1342,46 @@ 
 
     <?php }// end function
 
-    /**
-     * Sensei wide rewrite flush call.
-     *
-     * To use this simply update the option 'sensei_flush_rewrite_rules' to 1
-     *
-     * After the option is one the Rules will be flushed.
-     *
-     * @since 1.9.0
-     */
-    public function flush_rewrite_rules(){
+	/**
+	 * Sensei wide rewrite flush call.
+	 *
+	 * To use this simply update the option 'sensei_flush_rewrite_rules' to 1
+	 *
+	 * After the option is one the Rules will be flushed.
+	 *
+	 * @since 1.9.0
+	 */
+	public function flush_rewrite_rules(){
 
-        // ensures that the rewrite rules are flushed on the second
-        // attempt. This ensure that the settings for any other process
-        // have been completed and saved to the database before we refresh the
-        // rewrite rules.
-        $option =  get_option('sensei_flush_rewrite_rules');
-        if( '1' == $option ) {
+		// ensures that the rewrite rules are flushed on the second
+		// attempt. This ensure that the settings for any other process
+		// have been completed and saved to the database before we refresh the
+		// rewrite rules.
+		$option =  get_option('sensei_flush_rewrite_rules');
+		if( '1' == $option ) {
 
-            update_option('sensei_flush_rewrite_rules', '2');
+			update_option('sensei_flush_rewrite_rules', '2');
 
-        }elseif( '2' == $option ) {
+		}elseif( '2' == $option ) {
 
-            flush_rewrite_rules();
-            update_option('sensei_flush_rewrite_rules', '0');
+			flush_rewrite_rules();
+			update_option('sensei_flush_rewrite_rules', '0');
 
-        }
+		}
 
-    } // end flush_rewrite_rules
+	} // end flush_rewrite_rules
 
-    /**
-     * Calling this function will tell Sensei to flush rewrite
-     * rules on the next load.
-     *
-     * @since 1.9.0
-     */
-    public function initiate_rewrite_rules_flush(){
+	/**
+	 * Calling this function will tell Sensei to flush rewrite
+	 * rules on the next load.
+	 *
+	 * @since 1.9.0
+	 */
+	public function initiate_rewrite_rules_flush(){
 
-        update_option('sensei_flush_rewrite_rules', '1');
+		update_option('sensei_flush_rewrite_rules', '1');
 
-    }
+	}
 
 } // End Class
 

includes/theme-integrations/theme-integration-loader.php

Indentation +86 added lines, -86 removed lines

@@ -10,91 +10,91 @@
  */
 class Sensei_Theme_Integration_Loader {
 
-    /**
-     * @var array
-     * Holding a reference core supported themes
-     */
-    protected $themes;
-
-    /**
-     * @var string
-     * reference to the theme currently active on this site
-     */
-    protected $active_theme;
-
-    public function __construct() {
-
-        $this->setup_themes();
-        $this->setup_currently_active_theme();
-        $this->possibly_load_supported_theme_wrappers();
-
-    }
-
-    /**
-     * Setup the theme slugs supported by Sensei Core
-     *
-     * @since 1.9.0
-     */
-    private function setup_themes(){
-
-        $this->themes = array(
-            'twentyeleven',
-            'twentytwelve',
-            'twentythirteen',
-            'twentyfourteen',
-            'twentyfifteen',
-            'twentysixteen',
-            'storefront',
-        );
-
-    }// end setup themes
-
-    /**
-     * Setup the currently active theme
-     *
-     * @since 1.9.0
-     */
-    private function setup_currently_active_theme(){
-
-        $this->active_theme = get_option('template');
-
-    }
-
-    /**
-     * Remove default Sensei wrappers and load
-     * supported wrappers if the current theme is
-     * a theme we have an integration for within core.
-     *
-     * @since 1.9.0
-     */
-    private function possibly_load_supported_theme_wrappers(){
-
-        if ( in_array( $this->active_theme, $this->themes ) ){
-
-            // setup file and class names
-            $supported_theme_class_file = trailingslashit( Sensei()->plugin_path ) . 'includes/theme-integrations/' . $this->active_theme . '.php';
-            $supported_theme_class_name  = 'Sensei_'. ucfirst( $this->active_theme  );
-
-            // load the file or exit if there is no file for this theme
-            if( ! file_exists( $supported_theme_class_file ) ){
-                return;
-            }
-            include_once( $supported_theme_class_file );
-            include_once( 'twentytwelve.php' );
-            //initialize the class or exit if there is no class for this theme
-            if( ! class_exists( $supported_theme_class_name ) ){
-                return;
-            }
-            $supported_theme = new $supported_theme_class_name;
-
-            // remove default wrappers
-            remove_action( 'sensei_before_main_content', array( Sensei()->frontend, 'sensei_output_content_wrapper' ), 10 );
-            remove_action( 'sensei_after_main_content', array( Sensei()->frontend, 'sensei_output_content_wrapper_end' ), 10 );
-
-            // load the supported theme wrappers
-            add_action( 'sensei_before_main_content', array( $supported_theme, 'wrapper_start' ), 10 );
-            add_action( 'sensei_after_main_content', array( $supported_theme, 'wrapper_end' ), 10 );
-        }
-    }
+	/**
+	 * @var array
+	 * Holding a reference core supported themes
+	 */
+	protected $themes;
+
+	/**
+	 * @var string
+	 * reference to the theme currently active on this site
+	 */
+	protected $active_theme;
+
+	public function __construct() {
+
+		$this->setup_themes();
+		$this->setup_currently_active_theme();
+		$this->possibly_load_supported_theme_wrappers();
+
+	}
+
+	/**
+	 * Setup the theme slugs supported by Sensei Core
+	 *
+	 * @since 1.9.0
+	 */
+	private function setup_themes(){
+
+		$this->themes = array(
+			'twentyeleven',
+			'twentytwelve',
+			'twentythirteen',
+			'twentyfourteen',
+			'twentyfifteen',
+			'twentysixteen',
+			'storefront',
+		);
+
+	}// end setup themes
+
+	/**
+	 * Setup the currently active theme
+	 *
+	 * @since 1.9.0
+	 */
+	private function setup_currently_active_theme(){
+
+		$this->active_theme = get_option('template');
+
+	}
+
+	/**
+	 * Remove default Sensei wrappers and load
+	 * supported wrappers if the current theme is
+	 * a theme we have an integration for within core.
+	 *
+	 * @since 1.9.0
+	 */
+	private function possibly_load_supported_theme_wrappers(){
+
+		if ( in_array( $this->active_theme, $this->themes ) ){
+
+			// setup file and class names
+			$supported_theme_class_file = trailingslashit( Sensei()->plugin_path ) . 'includes/theme-integrations/' . $this->active_theme . '.php';
+			$supported_theme_class_name  = 'Sensei_'. ucfirst( $this->active_theme  );
+
+			// load the file or exit if there is no file for this theme
+			if( ! file_exists( $supported_theme_class_file ) ){
+				return;
+			}
+			include_once( $supported_theme_class_file );
+			include_once( 'twentytwelve.php' );
+			//initialize the class or exit if there is no class for this theme
+			if( ! class_exists( $supported_theme_class_name ) ){
+				return;
+			}
+			$supported_theme = new $supported_theme_class_name;
+
+			// remove default wrappers
+			remove_action( 'sensei_before_main_content', array( Sensei()->frontend, 'sensei_output_content_wrapper' ), 10 );
+			remove_action( 'sensei_after_main_content', array( Sensei()->frontend, 'sensei_output_content_wrapper_end' ), 10 );
+
+			// load the supported theme wrappers
+			add_action( 'sensei_before_main_content', array( $supported_theme, 'wrapper_start' ), 10 );
+			add_action( 'sensei_after_main_content', array( $supported_theme, 'wrapper_end' ), 10 );
+		}
+	}
 
 } /// end class
\ No newline at end of file

includes/theme-integrations/twentytwelve.php

Indentation +12 added lines, -12 removed lines

@@ -9,24 +9,24 @@
 */
 Class Sensei_Twentytwelve {
 
-    /**
-     * Output opening wrappers
-     * @since 1.9.0
-     */
-    public function wrapper_start(){
-    ?>
+	/**
+	 * Output opening wrappers
+	 * @since 1.9.0
+	 */
+	public function wrapper_start(){
+	?>
 
         <div id="primary" class="site-content">
             <div id="content" role="main" class="entry-content">
 
     <?php }
 
-    /**
-     * Output closing wrappers
-     *
-     * @since 1.9.0
-     */
-    public function wrapper_end(){ ?>
+	/**
+	 * Output closing wrappers
+	 *
+	 * @since 1.9.0
+	 */
+	public function wrapper_end(){ ?>
 
 			</div>
 		</div>

includes/theme-integrations/twentyfourteen.php

Indentation +13 added lines, -13 removed lines

@@ -9,12 +9,12 @@ 
 */
 Class Sensei_Twentyfourteen {
 
-    /**
-     * Output opening wrappers
-     * @since 1.9.0
-     */
-    public function wrapper_start(){
-    ?>
+	/**
+	 * Output opening wrappers
+	 * @since 1.9.0
+	 */
+	public function wrapper_start(){
+	?>
 
         <div id="main-content" class="main-content">
             <div id="primary" class="content-area">
@@ -23,12 +23,12 @@ 
 
     <?php }
 
-    /**
-     * Output closing wrappers
-     *
-     * @since 1.9.0
-     */
-    public function wrapper_end(){ ?>
+	/**
+	 * Output closing wrappers
+	 *
+	 * @since 1.9.0
+	 */
+	public function wrapper_end(){ ?>
 
 
                     </div>
@@ -37,7 +37,7 @@ 
         </div>
 
         <?php
-        get_sidebar();
+		get_sidebar();
 	 }
 
 }

includes/theme-integrations/twentyfifteen.php

Indentation +17 added lines, -17 removed lines

@@ -9,28 +9,28 @@
 */
 Class Sensei_Twentyfifteen extends Sensei__S {
 
-    /**
-     * Output opening wrappers
-     * @since 1.9.0
-     */
-    public function wrapper_start(){
+	/**
+	 * Output opening wrappers
+	 * @since 1.9.0
+	 */
+	public function wrapper_start(){
 
-        // output inline styles
-        $this->print_styles();
+		// output inline styles
+		$this->print_styles();
 
-        // call the parent starting wrappers
-        parent::wrapper_start();
+		// call the parent starting wrappers
+		parent::wrapper_start();
 
-    }
+	}
 
 
-    /**
-     * Output the style for the
-     * twenty fifteen theme integration.
-     *
-     * @since 1.9.0
-     */
-    private function print_styles(){?>
+	/**
+	 * Output the style for the
+	 * twenty fifteen theme integration.
+	 *
+	 * @since 1.9.0
+	 */
+	private function print_styles(){?>
 
         <style>
             @media screen and (min-width: 59.6875em){

includes/theme-integrations/_s.php

Indentation +13 added lines, -13 removed lines

@@ -9,29 +9,29 @@
 */
 Class Sensei__S {
 
-    /**
-     * Output opening wrappers
-     * @since 1.9.0
-     */
-    public function wrapper_start(){ ?>
+	/**
+	 * Output opening wrappers
+	 * @since 1.9.0
+	 */
+	public function wrapper_start(){ ?>
         <div id="primary" class="content-area">
             <main id="main" class="site-main" role="main">
 
     <?php }
 
-    /**
-     * Output closing wrappers
-     *
-     * @since 1.9.0
-     */
-    public function wrapper_end(){ ?>
+	/**
+	 * Output closing wrappers
+	 *
+	 * @since 1.9.0
+	 */
+	public function wrapper_end(){ ?>
 
             </main> <!-- main-site -->
           </div> <!-- content-area -->
 
 	    <?php
 
-        get_sidebar();
+		get_sidebar();
 
-    }
+	}
 } // end class

includes/theme-integrations/twentyeleven.php

Indentation +18 added lines, -18 removed lines

@@ -1,32 +1,32 @@
 <?php
 /**
- * Class Sensei_Twentyeleven
- *
- * Responsible for wrapping twenty eleven theme Sensei content
- * with the correct markup
- *
- * @since 1.9.0
+	 * Class Sensei_Twentyeleven
+	 *
+	 * Responsible for wrapping twenty eleven theme Sensei content
+	 * with the correct markup
+	 *
+	 * @since 1.9.0
 */
 Class Sensei_Twentyeleven {
 
-    /**
-     * Output opening wrappers
-     * @since 1.9.0
-     */
-    public function wrapper_start(){
-    ?>
+	/**
+	 * Output opening wrappers
+	 * @since 1.9.0
+	 */
+	public function wrapper_start(){
+	?>
 
         <div id="primary">
             <div id="content" role="main">
 
     <?php }
 
-    /**
-     * Output closing wrappers
-     *
-     * @since 1.9.0
-     */
-    public function wrapper_end(){ ?>
+	/**
+	 * Output closing wrappers
+	 *
+	 * @since 1.9.0
+	 */
+	public function wrapper_end(){ ?>
 
             </div>
         </div>

includes/theme-integrations/twentythirteen.php

Indentation +12 added lines, -12 removed lines

@@ -9,24 +9,24 @@
 */
 Class Sensei_Twentythirteen {
 
-    /**
-     * Output opening wrappers
-     * @since 1.9.0
-     */
-    public function wrapper_start(){
-    ?>
+	/**
+	 * Output opening wrappers
+	 * @since 1.9.0
+	 */
+	public function wrapper_start(){
+	?>
 
         <div id="primary" class="site-content">
             <div id="content" role="main" class="entry-content">
 
     <?php }
 
-    /**
-     * Output closing wrappers
-     *
-     * @since 1.9.0
-     */
-    public function wrapper_end(){ ?>
+	/**
+	 * Output closing wrappers
+	 *
+	 * @since 1.9.0
+	 */
+	public function wrapper_end(){ ?>
 
 			</div>
 		</div>

includes/class-sensei-autoloader.php

Indentation +131 added lines, -131 removed lines

@@ -13,137 +13,137 @@
  */
 class Sensei_Autoloader {
 
-    /**
-     * @var path to the includes directory within Sensei.
-     */
-    private $include_path = 'includes';
-
-    /**
-     * @var array $class_file_map. List of classes mapped to their files
-     */
-    private $class_file_map = array();
-
-    /**
-     * Constructor
-     * @since 1.9.0
-     */
-    public function __construct(){
-
-        // make sure we do not override an existing autoload function
-        if( function_exists('__autoload') ){
-           spl_autoload_register( '__autoload' );
-        }
-
-        // setup a relative path for the current autoload instance
-        $this->include_path = trailingslashit( untrailingslashit( dirname( __FILE__ ) ) );
-
-        //setup the class file map
-        $this->initialize_class_file_map();
-
-        // add Sensei custom auto loader
-        spl_autoload_register( array( $this, 'autoload' )  );
-
-    }
-
-    /**
-     * Generate a list of Sensei class and map them the their respective
-     * files within the includes directory
-     *
-     * @since 1.9.0
-     */
-    public function initialize_class_file_map(){
-
-        $this->class_file_map = array(
-
-            /**
-             * Main Sensei class
-             */
-            'Sensei_Main' => 'class-sensei.php',
-
-            /**
-             * Admin
-             */
-            'Sensei_Welcome'            => 'admin/class-sensei-welcome.php' ,
-            'Sensei_Learner_Management' => 'admin/class-sensei-learner-management.php' ,
-
-            /**
-             * Shortcodes
-             */
-            'Sensei_Shortcode_Loader'              => 'shortcodes/class-sensei-shortcode-loader.php',
-            'Sensei_Shortcode_Interface'           => 'shortcodes/interface-sensei-shortcode.php',
-            'Sensei_Shortcode_Featured_Courses'    => 'shortcodes/class-sensei-shortcode-featured-courses.php',
-            'Sensei_Shortcode_User_Courses'        => 'shortcodes/class-sensei-shortcode-user-courses.php',
-            'Sensei_Shortcode_Courses'             => 'shortcodes/class-sensei-shortcode-courses.php',
-            'Sensei_Shortcode_Teachers'            => 'shortcodes/class-sensei-shortcode-teachers.php',
-            'Sensei_Shortcode_User_Messages'       => 'shortcodes/class-sensei-shortcode-user-messages.php',
-            'Sensei_Shortcode_Course_Page'         => 'shortcodes/class-sensei-shortcode-course-page.php',
-            'Sensei_Shortcode_Lesson_Page'         => 'shortcodes/class-sensei-shortcode-lesson-page.php',
-            'Sensei_Shortcode_Course_Categories'   => 'shortcodes/class-sensei-shortcode-course-categories.php',
-            'Sensei_Shortcode_Unpurchased_Courses' => 'shortcodes/class-sensei-shortcode-unpurchased-courses.php',
-            'Sensei_Legacy_Shortcodes'             => 'shortcodes/class-sensei-legacy-shortcodes.php',
-
-            /**
-             * Built in theme integration support
-             */
-            'Sensei_Theme_Integration_Loader' => 'theme-integrations/theme-integration-loader.php',
-            'Sensei__S'                       => 'theme-integrations/_s.php',
-            'Sensei_Twentyeleven'             => 'theme-integrations/twentyeleven.php',
-            'Sensei_Twentytwelve'             => 'theme-integrations/twentytwelve.php',
-            'Sensei_Twentythirteen'           => 'theme-integrations/Twentythirteen.php',
-            'Sensei_Twentyfourteen'           => 'theme-integrations/Twentyfourteen.php',
-            'Sensei_Twentyfifteen'            => 'theme-integrations/Twentyfifteen.php',
-            'Sensei_Twentysixteen'            => 'theme-integrations/Twentysixteen.php',
-            'Sensei_Storefront'               => 'theme-integrations/Storefront.php',
-
-            /**
-             * WooCommerce
-             */
-            'Sensei_WC' => 'class-sensei-wc.php',
-
-        );
-    }
-
-    /**
-     * Autoload all sensei files as the class names are used.
-     */
-    public function autoload( $class ){
-
-        // only handle classes with the word `sensei` in it
-        if( ! is_numeric( strpos ( strtolower( $class ), 'sensei') ) ){
-
-            return;
-
-        }
-
-        // exit if we didn't provide mapping for this class
-        if( isset( $this->class_file_map[ $class ] ) ){
-
-            $file_location = $this->include_path . $this->class_file_map[ $class ];
-            require_once( $file_location);
-            return;
-
-        }
-
-        // check for file in the main includes directory
-        $class_file_path = $this->include_path . 'class-'.str_replace( '_','-', strtolower( $class ) ) . '.php';
-        if( file_exists( $class_file_path ) ){
-
-            require_once( $class_file_path );
-            return;
-        }
-
-        // lastly check legacy types
-        $stripped_woothemes_from_class = str_replace( 'woothemes_','', strtolower( $class ) ); // remove woothemes
-        $legacy_class_file_path = $this->include_path . 'class-'.str_replace( '_','-', strtolower( $stripped_woothemes_from_class ) ) . '.php';
-        if( file_exists( $legacy_class_file_path ) ){
-
-            require_once( $legacy_class_file_path );
-            return;
-        }
-
-        return;
-
-    }// end autoload
+	/**
+	 * @var path to the includes directory within Sensei.
+	 */
+	private $include_path = 'includes';
+
+	/**
+	 * @var array $class_file_map. List of classes mapped to their files
+	 */
+	private $class_file_map = array();
+
+	/**
+	 * Constructor
+	 * @since 1.9.0
+	 */
+	public function __construct(){
+
+		// make sure we do not override an existing autoload function
+		if( function_exists('__autoload') ){
+		   spl_autoload_register( '__autoload' );
+		}
+
+		// setup a relative path for the current autoload instance
+		$this->include_path = trailingslashit( untrailingslashit( dirname( __FILE__ ) ) );
+
+		//setup the class file map
+		$this->initialize_class_file_map();
+
+		// add Sensei custom auto loader
+		spl_autoload_register( array( $this, 'autoload' )  );
+
+	}
+
+	/**
+	 * Generate a list of Sensei class and map them the their respective
+	 * files within the includes directory
+	 *
+	 * @since 1.9.0
+	 */
+	public function initialize_class_file_map(){
+
+		$this->class_file_map = array(
+
+			/**
+			 * Main Sensei class
+			 */
+			'Sensei_Main' => 'class-sensei.php',
+
+			/**
+			 * Admin
+			 */
+			'Sensei_Welcome'            => 'admin/class-sensei-welcome.php' ,
+			'Sensei_Learner_Management' => 'admin/class-sensei-learner-management.php' ,
+
+			/**
+			 * Shortcodes
+			 */
+			'Sensei_Shortcode_Loader'              => 'shortcodes/class-sensei-shortcode-loader.php',
+			'Sensei_Shortcode_Interface'           => 'shortcodes/interface-sensei-shortcode.php',
+			'Sensei_Shortcode_Featured_Courses'    => 'shortcodes/class-sensei-shortcode-featured-courses.php',
+			'Sensei_Shortcode_User_Courses'        => 'shortcodes/class-sensei-shortcode-user-courses.php',
+			'Sensei_Shortcode_Courses'             => 'shortcodes/class-sensei-shortcode-courses.php',
+			'Sensei_Shortcode_Teachers'            => 'shortcodes/class-sensei-shortcode-teachers.php',
+			'Sensei_Shortcode_User_Messages'       => 'shortcodes/class-sensei-shortcode-user-messages.php',
+			'Sensei_Shortcode_Course_Page'         => 'shortcodes/class-sensei-shortcode-course-page.php',
+			'Sensei_Shortcode_Lesson_Page'         => 'shortcodes/class-sensei-shortcode-lesson-page.php',
+			'Sensei_Shortcode_Course_Categories'   => 'shortcodes/class-sensei-shortcode-course-categories.php',
+			'Sensei_Shortcode_Unpurchased_Courses' => 'shortcodes/class-sensei-shortcode-unpurchased-courses.php',
+			'Sensei_Legacy_Shortcodes'             => 'shortcodes/class-sensei-legacy-shortcodes.php',
+
+			/**
+			 * Built in theme integration support
+			 */
+			'Sensei_Theme_Integration_Loader' => 'theme-integrations/theme-integration-loader.php',
+			'Sensei__S'                       => 'theme-integrations/_s.php',
+			'Sensei_Twentyeleven'             => 'theme-integrations/twentyeleven.php',
+			'Sensei_Twentytwelve'             => 'theme-integrations/twentytwelve.php',
+			'Sensei_Twentythirteen'           => 'theme-integrations/Twentythirteen.php',
+			'Sensei_Twentyfourteen'           => 'theme-integrations/Twentyfourteen.php',
+			'Sensei_Twentyfifteen'            => 'theme-integrations/Twentyfifteen.php',
+			'Sensei_Twentysixteen'            => 'theme-integrations/Twentysixteen.php',
+			'Sensei_Storefront'               => 'theme-integrations/Storefront.php',
+
+			/**
+			 * WooCommerce
+			 */
+			'Sensei_WC' => 'class-sensei-wc.php',
+
+		);
+	}
+
+	/**
+	 * Autoload all sensei files as the class names are used.
+	 */
+	public function autoload( $class ){
+
+		// only handle classes with the word `sensei` in it
+		if( ! is_numeric( strpos ( strtolower( $class ), 'sensei') ) ){
+
+			return;
+
+		}
+
+		// exit if we didn't provide mapping for this class
+		if( isset( $this->class_file_map[ $class ] ) ){
+
+			$file_location = $this->include_path . $this->class_file_map[ $class ];
+			require_once( $file_location);
+			return;
+
+		}
+
+		// check for file in the main includes directory
+		$class_file_path = $this->include_path . 'class-'.str_replace( '_','-', strtolower( $class ) ) . '.php';
+		if( file_exists( $class_file_path ) ){
+
+			require_once( $class_file_path );
+			return;
+		}
+
+		// lastly check legacy types
+		$stripped_woothemes_from_class = str_replace( 'woothemes_','', strtolower( $class ) ); // remove woothemes
+		$legacy_class_file_path = $this->include_path . 'class-'.str_replace( '_','-', strtolower( $stripped_woothemes_from_class ) ) . '.php';
+		if( file_exists( $legacy_class_file_path ) ){
+
+			require_once( $legacy_class_file_path );
+			return;
+		}
+
+		return;
+
+	}// end autoload
 
 }
 new Sensei_Autoloader();