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<?php |
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/** |
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* LSX Sensei Lesson Class |
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* |
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* @package lsx |
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* @subpackage sensei |
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*/ |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; // Exit if accessed directly. |
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} |
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/** |
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* LSX Sensei Lesson Class |
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*/ |
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class LSX_Sensei_Lesson { |
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/** |
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* Instance of class. |
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* |
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* @var self |
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*/ |
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private static $instance; |
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/** |
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* Constructor. |
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*/ |
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public function __construct() { |
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add_action( 'init', array( $this, 'init' ) ); |
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add_action( 'widgets_init', array( $this, 'lsx_widget_area_sensei_init' ), 100 ); |
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add_filter( 'body_class', array( $this, 'lsx_widget_area_sensei_is_active' ) ); |
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} // End __construct() |
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/** |
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* Fetches an instance of the class. |
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* |
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* @return self |
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*/ |
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public static function instance() { |
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if ( ! self::$instance ) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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/** |
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* Run our changes. |
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*/ |
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public function init() { |
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add_action( 'lsx_content_top', array( $this, 'lsx_sensei_lesson_sidebar' ) ); |
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} |
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/** |
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* Register a sidebar when Sensei Participants or Sensei Progress plugins are active. |
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* |
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* @return void |
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*/ |
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public function lsx_widget_area_sensei_init() { |
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if ( class_exists( 'Sensei_Course_Participants' ) || class_exists( 'Sensei_Course_Progress' ) ) { |
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register_sidebar( array( |
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'name' => esc_html__( 'LSX Sensei Sidebar', 'lsx' ), |
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'id' => 'lsx-sensei-sidebar', |
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'before_widget' => '<aside id="%1$s" class="widget %2$s">', |
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'after_widget' => '</aside>', |
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'before_title' => '<h3 class="widget-title">', |
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'after_title' => '</h3>', |
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) ); |
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} |
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} |
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/** |
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* Widget Area for sensei. |
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* |
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* @param [type] $classes |
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* @return classes |
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*/ |
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public function lsx_widget_area_sensei_is_active( $classes ) { |
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if ( class_exists( 'Sensei_Lesson' ) && is_active_sidebar( 'lsx-sensei-sidebar' ) ) { |
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$classes[] = 'lsx-sensei-sidebar-active'; |
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} |
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return $classes; |
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} |
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/** |
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* Adds the widget content to the lesson template if the lsx-sensei-sidebar is active. |
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* |
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* @return void |
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*/ |
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public function lsx_sensei_lesson_sidebar() { |
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if ( class_exists( 'Sensei_Lesson' ) && ( class_exists( 'Sensei_Course_Participants' ) || class_exists( 'Sensei_Course_Progress' ) ) ) { |
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if ( ( is_single() && ( is_singular( 'lesson' ) ) ) || ( is_single() && ( is_singular( 'quiz' ) ) ) ) { |
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if ( is_active_sidebar( 'lsx-sensei-sidebar' ) ) { |
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echo '<div id="secondary" class="widget-area lsx-sensei-sidebar">'; |
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dynamic_sidebar( 'lsx-sensei-sidebar' ); |
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echo '</div>'; |
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} |
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} |
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} |
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} |
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} // End Class |
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$lsx_sensei_lesson = LSX_Sensei_Lesson::instance(); |
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