<?php

/**
 * Videos
 *
 * @link    https://plugins360.com
 * @since   1.0.0
 *
 * @package All_In_One_Video_Gallery
 */

// Exit if accessed directly
if ( ! defined( 'WPINC' ) ) {
	die;
}

/**
 * AIOVG_Admin_Videos class.
 *
 * @since 1.0.0
 */
class AIOVG_Admin_Videos {

	/**
	 * Add "All Videos" menu.
	 *
	 * @since 1.6.5
	 */
	public function admin_menu() {	
		add_submenu_page(
			'all-in-one-video-gallery',
			__( 'All-in-One Video Gallery - Videos', 'all-in-one-video-gallery' ),
			__( 'All Videos', 'all-in-one-video-gallery' ),
			'manage_aiovg_options',
			'edit.php?post_type=aiovg_videos'
		);	
	}

	/**
	 * Move "All Videos" submenu under our plugin's main menu.
	 *
	 * @since  1.6.5
	 * @param  string $parent_file The parent file.
	 * @return string $parent_file The parent file.
	 */
	public function parent_file( $parent_file ) {	
		global $submenu_file, $current_screen;

		if ( 'aiovg_videos' == $current_screen->post_type ) {
			$submenu_file = 'edit.php?post_type=aiovg_videos';
			$parent_file  = 'all-in-one-video-gallery';
		}

		return $parent_file;
	}

	/**
	 * Register the custom post type "aiovg_videos".
	 *
	 * @since 1.0.0
	 */
	public function register_post_type() {			
		$video_settings = get_option( 'aiovg_video_settings' );
		$featured_images_settings = get_option( 'aiovg_featured_images_settings', array() );
		$permalink_settings = get_option( 'aiovg_permalink_settings' );
		
		$labels = array(
			'name'                  => _x( 'Videos', 'Post Type General Name', 'all-in-one-video-gallery' ),
			'singular_name'         => _x( 'Video', 'Post Type Singular Name', 'all-in-one-video-gallery' ),
			'menu_name'             => __( 'Video Gallery', 'all-in-one-video-gallery' ),
			'name_admin_bar'        => __( 'Video', 'all-in-one-video-gallery' ),
			'archives'              => __( 'Video Archives', 'all-in-one-video-gallery' ),
			'attributes'            => __( 'Video Attributes', 'all-in-one-video-gallery' ),
			'parent_item_colon'     => __( 'Parent Video:', 'all-in-one-video-gallery' ),
			'all_items'             => __( 'All Videos', 'all-in-one-video-gallery' ),
			'add_new_item'          => __( 'Add New Video', 'all-in-one-video-gallery' ),
			'add_new'               => __( 'Add New', 'all-in-one-video-gallery' ),
			'new_item'              => __( 'New Video', 'all-in-one-video-gallery' ),
			'edit_item'             => __( 'Edit Video', 'all-in-one-video-gallery' ),
			'update_item'           => __( 'Update Video', 'all-in-one-video-gallery' ),
			'view_item'             => __( 'View Video', 'all-in-one-video-gallery' ),
			'view_items'            => __( 'View Videos', 'all-in-one-video-gallery' ),
			'search_items'          => __( 'Search Video', 'all-in-one-video-gallery' ),
			'not_found'             => __( 'No videos found', 'all-in-one-video-gallery' ),
			'not_found_in_trash'    => __( 'Not found in Trash', 'all-in-one-video-gallery' ),
			'featured_image'        => __( 'Featured Image', 'all-in-one-video-gallery' ),
			'set_featured_image'    => __( 'Set featured image', 'all-in-one-video-gallery' ),
			'remove_featured_image' => __( 'Remove featured image', 'all-in-one-video-gallery' ),
			'use_featured_image'    => __( 'Use as featured image', 'all-in-one-video-gallery' ),
			'insert_into_item'      => __( 'Insert into video', 'all-in-one-video-gallery' ),
			'uploaded_to_this_item' => __( 'Uploaded to this video', 'all-in-one-video-gallery' ),
			'items_list'            => __( 'Videos list', 'all-in-one-video-gallery' ),
			'items_list_navigation' => __( 'Videos list navigation', 'all-in-one-video-gallery' ),
			'filter_items_list'     => __( 'Filter videos list', 'all-in-one-video-gallery' ),
		);
		
		$supports = array( 'title', 'editor', 'author', 'excerpt' );			

		$has_thumbnail = isset( $featured_images_settings['enabled'] ) ? (int) $featured_images_settings['enabled'] : 0;
		if ( $has_thumbnail == 1 ) {
			$supports[] = 'thumbnail';
		}

		$has_comments = (int) $video_settings['has_comments'];
		if ( $has_comments == 1 || $has_comments == -1 ) {
			$supports[] = 'comments';
		}
		
		$args = array(
			'label'                 => __( 'Video', 'all-in-one-video-gallery' ),
			'description'           => __( 'Video Description', 'all-in-one-video-gallery' ),
			'labels'                => $labels,
			'supports'              => $supports,
			'taxonomies'            => array(),
			'hierarchical'          => false,
			'public'                => true,
			'show_ui'               => true,
			'show_in_menu'          => false,
			'show_in_nav_menus'     => true,
			'show_in_admin_bar'     => true,
			'show_in_rest'          => true,
			'can_export'            => true,
			'has_archive'           => true,		
			'exclude_from_search'   => false,
			'publicly_queryable'    => true,
			'capability_type'       => 'aiovg_video',
			'map_meta_cap'          => true,
		);

		if ( ! current_user_can( 'manage_aiovg_options' ) ) { // Not an admin
			if ( current_user_can( 'editor' ) ) {
				$args['show_in_menu']  = true;
				$args['menu_position'] = 5;
				$args['menu_icon']     = 'dashicons-playlist-video';
			}
		}
		
		if ( ! empty( $permalink_settings['video'] ) ) {
			$args['rewrite'] = array(
				'slug' => $permalink_settings['video']
			);
		}
		
		register_post_type( 'aiovg_videos', $args );	
	}
	
	/**
	 * Adds custom meta fields in the "Publish" meta box.
	 *
	 * @since 1.0.0
	 */
	public function post_submitbox_misc_actions() {	
		global $post, $post_type;
		
		if ( 'aiovg_videos' == $post_type ) {
			$post_id  = $post->ID;
			$featured = get_post_meta( $post_id, 'featured', true );

			require_once AIOVG_PLUGIN_DIR . 'admin/partials/video-submitbox.php';
		}		
	}
	
	/**
	 * Register meta boxes.
	 *
	 * @since 1.0.0
	 */
	public function add_meta_boxes() {
		add_meta_box( 
			'aiovg-video-sources', 
			__( 'Video Info', 'all-in-one-video-gallery' ), 
			array( $this, 'display_meta_box_video_sources' ), 
			'aiovg_videos', 
			'normal', 
			'high' 
		);

		add_meta_box( 
			'aiovg-video-image', 
			__( 'Thumbnail Image', 'all-in-one-video-gallery' ), 
			array( $this, 'display_meta_box_video_image' ), 
			'aiovg_videos', 
			'normal', 
			'high' 
		);
		
		add_meta_box( 
			'aiovg-video-tracks', 
			__( 'Subtitles', 'all-in-one-video-gallery' ), 
			array( $this, 'display_meta_box_video_tracks' ), 
			'aiovg_videos', 
			'normal', 
			'high' 
		);	
		
		add_meta_box( 
			'aiovg-video-chapters', 
			__( 'Chapters', 'all-in-one-video-gallery' ), 
			array( $this, 'display_meta_box_video_chapters' ), 
			'aiovg_videos', 
			'normal', 
			'high' 
		);
	}

	/**
	 * Display "Video Sources" meta box.
	 *
	 * @since 1.0.0
	 * @param WP_Post $post WordPress Post object.
	 */
	public function display_meta_box_video_sources( $post ) {			
		$player_settings = get_option( 'aiovg_player_settings' );

		$post_meta = get_post_meta( $post->ID );

		$quality_levels = explode( "\n", $player_settings['quality_levels'] );
		$quality_levels = array_filter( $quality_levels );
		$quality_levels = array_map( 'sanitize_text_field', $quality_levels );
		
		$type          = isset( $post_meta['type'] ) ? $post_meta['type'][0] : 'default';
		$mp4           = isset( $post_meta['mp4'] ) ? $post_meta['mp4'][0] : '';
		$has_webm      = isset( $post_meta['has_webm'] ) ? $post_meta['has_webm'][0] : 0;
		$webm          = isset( $post_meta['webm'] ) ? $post_meta['webm'][0] : '';
		$has_ogv       = isset( $post_meta['has_ogv'] ) ? $post_meta['has_ogv'][0] : 0;
		$ogv           = isset( $post_meta['ogv'] ) ? $post_meta['ogv'][0] : '';
		$quality_level = isset( $post_meta['quality_level'] ) ? $post_meta['quality_level'][0] : '';
		$sources       = isset( $post_meta['sources'] ) ? unserialize( $post_meta['sources'][0] ) : array();
		$hls           = isset( $post_meta['hls'] ) ? $post_meta['hls'][0] : '';
		$dash          = isset( $post_meta['dash'] ) ? $post_meta['dash'][0] : '';
		$youtube       = isset( $post_meta['youtube'] ) ? $post_meta['youtube'][0] : '';
		$vimeo         = isset( $post_meta['vimeo'] ) ? $post_meta['vimeo'][0] : '';
		$dailymotion   = isset( $post_meta['dailymotion'] ) ? $post_meta['dailymotion'][0] : '';
		$rumble        = isset( $post_meta['rumble'] ) ? $post_meta['rumble'][0] : '';
		$facebook      = isset( $post_meta['facebook'] ) ? $post_meta['facebook'][0] : '';
		$embedcode     = isset( $post_meta['embedcode'] ) ? $post_meta['embedcode'][0] : '';
		$duration      = isset( $post_meta['duration'] ) ? $post_meta['duration'][0] : '';
		$views         = isset( $post_meta['views'] ) ? $post_meta['views'][0] : '';
		$likes         = isset( $post_meta['likes'] ) ? $post_meta['likes'][0] : '';
		$dislikes      = isset( $post_meta['dislikes'] ) ? $post_meta['dislikes'][0] : '';
		$download      = isset( $post_meta['download'] ) ? $post_meta['download'][0] : 1;

		require_once AIOVG_PLUGIN_DIR . 'admin/partials/video-sources.php';
	}

	/**
	 * Display "Thumbnail Image" meta box.
	 *
	 * @since 3.5.0
	 * @param WP_Post $post WordPress Post object.
	 */
	public function display_meta_box_video_image( $post ) {			
		$featured_images_settings = get_option( 'aiovg_featured_images_settings' );

		$post_meta = get_post_meta( $post->ID );

		$image              = isset( $post_meta['image'] ) ? $post_meta['image'][0] : '';
		$image_alt          = isset( $post_meta['image_alt'] ) ? $post_meta['image_alt'][0] : '';
		$set_featured_image = isset( $post_meta['set_featured_image'] ) ? $post_meta['set_featured_image'][0] : 1;

		require_once AIOVG_PLUGIN_DIR . 'admin/partials/video-image.php';
	}
	
	/**
	 * Display "Subtitles" meta box.
	 *
	 * @since 1.0.0
	 * @param WP_Post $post WordPress Post object.
	 */
	public function display_meta_box_video_tracks( $post ) {		
		$tracks = get_post_meta( $post->ID, 'track' );
		require_once AIOVG_PLUGIN_DIR . 'admin/partials/video-tracks.php';
	}

	/**
	 * Display "Chapters" meta box.
	 *
	 * @since 3.6.0
	 * @param WP_Post $post WordPress Post object.
	 */
	public function display_meta_box_video_chapters( $post ) {		
		$chapters = get_post_meta( $post->ID, 'chapter' );
		require_once AIOVG_PLUGIN_DIR . 'admin/partials/video-chapters.php';
	}
	
	/**
	 * Save meta data.
	 *
	 * @since  1.0.0
	 * @param  int     $post_id Post ID.
	 * @param  WP_Post $post    The post object.
	 * @return int     $post_id If the save was successful or not.
	 */
	public function save_meta_data( $post_id, $post ) {	
		if ( ! isset( $_POST['post_type'] ) ) {
        	return $post_id;
    	}
	
		// Check this is the "aiovg_videos" custom post type
    	if ( 'aiovg_videos' != $post->post_type ) {
        	return $post_id;
    	}
		
		// If this is an autosave, our form has not been submitted, so we don't want to do anything
		if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
        	return $post_id;
		}
		
		// Check the logged in user has permission to edit this post
    	if ( ! aiovg_current_user_can( 'edit_aiovg_video', $post_id ) ) {
        	return $post_id;
    	}
		
		// Check if "aiovg_video_submitbox_nonce" nonce is set
    	if ( isset( $_POST['aiovg_video_submitbox_nonce'] ) ) {		
			// Verify that the nonce is valid
    		if ( wp_verify_nonce( $_POST['aiovg_video_submitbox_nonce'], 'aiovg_save_video_submitbox' ) ) {			
				// OK to save meta data.
				$featured = isset( $_POST['featured'] ) ? 1 : 0;
    			update_post_meta( $post_id, 'featured', $featured );				
			}			
		} else {
			$featured = (int) get_post_meta( $post_id, 'featured', true );
			update_post_meta( $post_id, 'featured', $featured );
		}
		
		// Check if "aiovg_video_sources_nonce" nonce is set
    	if ( isset( $_POST['aiovg_video_sources_nonce'] ) ) {		
			// Verify that the nonce is valid
    		if ( wp_verify_nonce( $_POST['aiovg_video_sources_nonce'], 'aiovg_save_video_sources' ) ) {			
				// OK to save meta data		
				$featured_images_settings = get_option( 'aiovg_featured_images_settings' );

				$type = isset( $_POST['type'] ) ? sanitize_text_field( $_POST['type'] ) : 'default';
				update_post_meta( $post_id, 'type', $type );
				
				$mp4 = isset( $_POST['mp4'] ) ? aiovg_sanitize_url( $_POST['mp4'] ) : '';
				update_post_meta( $post_id, 'mp4', $mp4 );
				update_post_meta( $post_id, 'mp4_id', attachment_url_to_postid( $mp4, 'video' ) );
				
				$has_webm = isset( $_POST['has_webm'] ) ? 1 : 0;
				update_post_meta( $post_id, 'has_webm', $has_webm );
				
				$webm = isset( $_POST['webm'] ) ? aiovg_sanitize_url( $_POST['webm'] ) : '';
				update_post_meta( $post_id, 'webm', $webm );
				update_post_meta( $post_id, 'webm_id', attachment_url_to_postid( $webm, 'video' ) );
				
				$has_ogv = isset( $_POST['has_ogv'] ) ? 1 : 0;
				update_post_meta( $post_id, 'has_ogv', $has_ogv );
				
				$ogv = isset( $_POST['ogv'] ) ? aiovg_sanitize_url( $_POST['ogv'] ) : '';
				update_post_meta( $post_id, 'ogv', $ogv );
				update_post_meta( $post_id, 'ogv_id', attachment_url_to_postid( $ogv, 'video' ) );

				$quality_level = isset( $_POST['quality_level'] ) ? sanitize_text_field( $_POST['quality_level'] ) : '';
				update_post_meta( $post_id, 'quality_level', $quality_level );

				if ( ! empty( $_POST['sources'] ) && ! empty( $_POST['quality_levels'] ) ) {					
					$values = array();

					$quality_levels = array_map( 'sanitize_text_field', $_POST['quality_levels'] );
					$sources = array_map( 'aiovg_sanitize_url', $_POST['sources'] );

					foreach ( $sources as $index => $source ) {
						if ( ! empty( $source ) && ! empty( $quality_levels[ $index ] ) ) {
							$values[] = array(
								'quality' => $quality_levels[ $index ],
								'src'     => $source
							);
						}
					}

					update_post_meta( $post_id, 'sources', $values );
				}

				$hls = isset( $_POST['hls'] ) ? esc_url_raw( $_POST['hls'] ) : '';
				update_post_meta( $post_id, 'hls', $hls );
				
				$dash = isset( $_POST['dash'] ) ? esc_url_raw( $_POST['dash'] ) : '';
				update_post_meta( $post_id, 'dash', $dash );
				
				$youtube = isset( $_POST['youtube'] ) ? esc_url_raw( aiovg_resolve_youtube_url( $_POST['youtube'] ) ) : '';
				update_post_meta( $post_id, 'youtube', $youtube );
				
				$vimeo = isset( $_POST['vimeo'] ) ? esc_url_raw( $_POST['vimeo'] ) : '';
				update_post_meta( $post_id, 'vimeo', $vimeo );
				
				$dailymotion = isset( $_POST['dailymotion'] ) ? esc_url_raw( $_POST['dailymotion'] ) : '';
				update_post_meta( $post_id, 'dailymotion', $dailymotion );

				$rumble = isset( $_POST['rumble'] ) ? esc_url_raw( $_POST['rumble'] ) : '';
				update_post_meta( $post_id, 'rumble', $rumble );
				
				$facebook = isset( $_POST['facebook'] ) ? esc_url_raw( $_POST['facebook'] ) : '';
				update_post_meta( $post_id, 'facebook', $facebook );
				
				add_filter( 'wp_kses_allowed_html', 'aiovg_allow_iframe_script_tags' );
				$embedcode = isset( $_POST['embedcode'] ) ? wp_kses_post( str_replace( "'", '"', $_POST['embedcode'] ) ) : '';
				update_post_meta( $post_id, 'embedcode', $embedcode );
				remove_filter( 'wp_kses_allowed_html', 'aiovg_allow_iframe_script_tags' );
				
				$duration = isset( $_POST['duration'] ) ? sanitize_text_field( $_POST['duration'] ) : '';
				update_post_meta( $post_id, 'duration', $duration );
				
				$views = isset( $_POST['views'] ) ? (int) $_POST['views'] : 0;
				update_post_meta( $post_id, 'views', $views );

				$likes = isset( $_POST['likes'] ) ? (int) $_POST['likes'] : 0;
				update_post_meta( $post_id, 'likes', $likes );

				$dislikes = isset( $_POST['dislikes'] ) ? (int) $_POST['dislikes'] : 0;
				update_post_meta( $post_id, 'dislikes', $dislikes );
				
				$download = isset( $_POST['download'] ) ? (int) $_POST['download'] : 0;
				update_post_meta( $post_id, 'download', $download );

				// Check if "aiovg_video_image_nonce" nonce is set
				if ( isset( $_POST['aiovg_video_image_nonce'] ) ) {		
					// Verify that the nonce is valid
					if ( wp_verify_nonce( $_POST['aiovg_video_image_nonce'], 'aiovg_save_video_image' ) ) {			
						// OK to save meta data	
						$image    = '';
						$image_id = 0;
		
						if ( ! empty( $_POST['image'] ) ) {
							$image    = aiovg_sanitize_url( $_POST['image'] );
							$image_id = attachment_url_to_postid( $image, 'image' );
						} else {
							if ( 'youtube' == $type && ! empty( $youtube ) ) {
								$image = aiovg_get_youtube_image_url( $youtube );
							} elseif ( 'vimeo' == $type && ! empty( $vimeo ) ) {
								$image = aiovg_get_vimeo_image_url( $vimeo );
							} elseif ( 'dailymotion' == $type && ! empty( $dailymotion ) ) {
								$image = aiovg_get_dailymotion_image_url( $dailymotion );
							} elseif ( 'rumble' == $type && ! empty( $rumble ) ) {
								$oembed = aiovg_get_rumble_oembed_data( $rumble );
								$image = $oembed['thumbnail_url'];
							} elseif ( 'embedcode' == $type && ! empty( $embedcode ) ) {
								$image = aiovg_get_embedcode_image_url( $embedcode );
							}
						}
		
						if ( ! empty( $featured_images_settings['enabled'] ) ) { // Set featured image
							$set_featured_image = isset( $_POST['set_featured_image'] ) ? (int) $_POST['set_featured_image'] : 0;
							update_post_meta( $post_id, 'set_featured_image', $set_featured_image );
							
							if ( empty( $image ) ) {
								$set_featured_image = 0;
							} else {
								if ( isset( $_POST['images'] ) ) { // Has images from thumbnail generator?
									$images = array_map( 'aiovg_sanitize_url', $_POST['images'] );
			
									foreach ( $images as $__image ) {		
										if ( $__image == $image ) {
											$set_featured_image = 0;
											break;
										}
									}
								}
							}					
		
							if ( ! empty( $set_featured_image ) ) {
								if ( empty( $image_id ) && ! empty( $featured_images_settings['download_external_images'] ) ) {
									$image_id = aiovg_create_attachment_from_external_image_url( $image, $post_id );
								}
		
								if ( ! empty( $image_id ) ) {
									set_post_thumbnail( $post_id, $image_id ); 
								}
							}
						}
						
						update_post_meta( $post_id, 'image', $image );
						update_post_meta( $post_id, 'image_id', $image_id );
		
						$image_alt = isset( $_POST['image_alt'] ) ? sanitize_text_field( $_POST['image_alt'] ) : '';
						update_post_meta( $post_id, 'image_alt', $image_alt );
					}
				}
			}			
		}
		
		// Check if "aiovg_video_tracks_nonce" nonce is set
    	if ( isset( $_POST['aiovg_video_tracks_nonce'] ) ) {		
			// Verify that the nonce is valid
    		if ( wp_verify_nonce( $_POST['aiovg_video_tracks_nonce'], 'aiovg_save_video_tracks' ) ) {			
				// OK to save meta data
				delete_post_meta( $post_id, 'track' );
				
				if ( ! empty( $_POST['track_src'] ) ) {				
					$sources = $_POST['track_src'];
					$sources = array_map( 'trim', $sources );	
					$sources = array_filter( $sources );
					
					foreach ( $sources as $key => $source ) {
						$track = array(
							'src'     => aiovg_sanitize_url( $source ),
							'src_id'  => attachment_url_to_postid( $source, 'track' ),  
							'label'   => sanitize_text_field( $_POST['track_label'][ $key ] ),
							'srclang' => sanitize_text_field( $_POST['track_srclang'][ $key ] )
						);
						
						add_post_meta( $post_id, 'track', $track );
					}					
				}				
			}			
		}

		// Check if "aiovg_video_chapters_nonce" nonce is set
    	if ( isset( $_POST['aiovg_video_chapters_nonce'] ) ) {		
			// Verify that the nonce is valid
    		if ( wp_verify_nonce( $_POST['aiovg_video_chapters_nonce'], 'aiovg_save_video_chapters' ) ) {			
				// OK to save meta data
				delete_post_meta( $post_id, 'chapter' );
				
				if ( ! empty( $_POST['chapter_label'] ) ) {				
					foreach ( $_POST['chapter_label'] as $key => $value ) {
						$label = sanitize_text_field( $_POST['chapter_label'][ $key ] );
						$time  = sanitize_text_field( $_POST['chapter_time'][ $key ] );

						if ( empty( $label ) || empty( $time ) ) continue;

						$chapter = array(							
							'label' => $label,
							'time'  => $time
						);
						
						add_post_meta( $post_id, 'chapter', $chapter );
					}					
				}				
			}			
		}
		
		return $post_id;	
	}
	
	/**
	 * Add custom filter options.
	 *
	 * @since 1.0.0
	 */
	public function restrict_manage_posts() {	
		global $typenow, $wp_query;
		
		if ( 'aiovg_videos' == $typenow ) {			
			// Restrict by category
        	wp_dropdown_categories(array(
            	'show_option_none'  => __( "All Categories", 'all-in-one-video-gallery' ),
				'option_none_value' => 0,
            	'taxonomy'          => 'aiovg_categories',
            	'name'              => 'aiovg_categories',
            	'orderby'           => 'name',
            	'selected'          => isset( $wp_query->query['aiovg_categories'] ) ? $wp_query->query['aiovg_categories'] : '',
            	'hierarchical'      => true,
            	'depth'             => 3,
            	'show_count'        => false,
            	'hide_empty'        => false,
        	));			
			
			// Restrict by custom filtering options	
			if ( current_user_can( 'manage_aiovg_options' ) ) {
				$selected = isset( $_GET['aiovg_filter'] ) ? sanitize_text_field( $_GET['aiovg_filter'] ) : '';

				$options  = array(
					''         => __( 'All Videos', 'all-in-one-video-gallery' ),
					'featured' => __( 'Featured Only', 'all-in-one-video-gallery' )
				);

				$options = apply_filters( 'aiovg_admin_videos_custom_filters', $options );

				echo '<select name="aiovg_filter">';
				foreach ( $options as $value => $label ) {
					printf( '<option value="%s"%s>%s</option>', $value, selected( $value, $selected, false ), $label );
				}
				echo '</select>';
			}
    	}	
	}
	
	/**
	 * Parse a query string and filter listings accordingly.
	 *
	 * @since 1.0.0
	 * @param WP_Query $query WordPress Query object.
	 */
	public function parse_query( $query ) {	
		global $pagenow, $post_type;
		
    	if ( 'edit.php' == $pagenow && 'aiovg_videos' == $post_type ) {			
			// Convert category id to taxonomy term in query
			if ( isset( $query->query_vars['aiovg_categories'] ) && ctype_digit( $query->query_vars['aiovg_categories'] ) && 0 != $query->query_vars['aiovg_categories'] ) {		
        		$term = get_term_by( 'id', $query->query_vars['aiovg_categories'], 'aiovg_categories' );
        		$query->query_vars['aiovg_categories'] = $term->slug;			
			}
			
			// Convert tag id to taxonomy term in query
			if ( isset( $query->query_vars['aiovg_tags'] ) && ctype_digit( $query->query_vars['aiovg_tags'] ) && 0 != $query->query_vars['aiovg_tags'] ) {		
        		$term = get_term_by( 'id', $query->query_vars['aiovg_tags'], 'aiovg_tags' );
        		$query->query_vars['aiovg_tags'] = $term->slug;			
    		}

			// Set featured meta in query
			$query->query_vars['meta_query'] = array(
				'relation' => 'AND'
			);

			if ( isset( $_GET['aiovg_filter'] ) && 'featured' == $_GET['aiovg_filter'] ) {		
        		$query->query_vars['meta_query']['featured'] = array(
					'key'   => 'featured',
					'value' => 1
				);			
    		}
			
			// Sortby views
			if ( isset( $_GET['orderby'] ) && 'views' == $_GET['orderby'] ) {
				$query->query_vars['meta_query']['views'] = array(
					'key'     => 'views',
					'compare' => 'EXISTS'
				);

				$query->query_vars['orderby'] = 'views';
			}
		}	
	}

	/**
	 * Filters the array of row action links.
	 *
	 * @since  2.5.1
	 * @param  array   $actions An array of row action links.
	 * @param  WP_Post $post    The post object.
	 * @return array            Filtered array of row action links.
	 */
	public function row_actions( $actions, $post ) {
		if ( $post->post_type == 'aiovg_videos' ) {
			// Copy URL
			$copy_shortcode = sprintf( 
				'<a class="aiovg-copy-url" href="javascript: void(0);" data-url="%s">%s</a>',
				get_permalink( $post->ID ),
				esc_html__( 'Copy URL', 'all-in-one-video-gallery' )
			);

			$actions['copy-url'] = $copy_shortcode;

			// Copy Shortcode
			$copy_shortcode = sprintf( 
				'<a class="aiovg-copy-shortcode" href="javascript: void(0);" data-id="%d">%s</a>',
				$post->ID,
				esc_html__( 'Copy Shortcode', 'all-in-one-video-gallery' )
			);

			$actions['copy-shortcode'] = $copy_shortcode;
		}

		return $actions;
	}
	
	/**
	 * Retrieve the table columns.
	 *
	 * @since  1.0.0
	 * @param  array $columns Array of default table columns.
	 * @return array          Filtered columns array.
	 */
	public function get_columns( $columns ) {
		$columns = aiovg_insert_array_after( 'cb', $columns, array( 
			'image' => ''
		));

		$columns = aiovg_insert_array_after( 'taxonomy-aiovg_tags', $columns, array(
			'post_meta' => __( 'Custom Fields', 'all-in-one-video-gallery' ),
			'post_id'   => __( 'ID', 'all-in-one-video-gallery' )
		));

		$columns['taxonomy-aiovg_categories'] = __( 'Categories', 'all-in-one-video-gallery' );
		$columns['taxonomy-aiovg_tags'] = __( 'Tags', 'all-in-one-video-gallery' );
		
		return $columns;		
	}

	/**
	 * Retrieve the sortable table columns.
	 *
	 * @since  2.5.1
	 * @param  array $columns Array of default sortable columns.
	 * @return array          Filtered sortable columns array.
	 */
	public function sortable_columns( $columns ) {			
		$columns['post_id'] = 'post_id';
		return $columns;		
	}
	
	/**
	 * This function renders the custom columns in the list table.
	 *
	 * @since 1.0.0
	 * @param string $column  The name of the column.
	 * @param string $post_id Post ID.
	 */
	public function custom_column_content( $column, $post_id ) {	
		switch ( $column ) {
			case 'image':
				$image_data = aiovg_get_image( $post_id, 'thumbnail', 'post', true );

				printf(
					'<img src="%s" alt="" style="width: 75px;" />',
					$image_data['src']
				);
				break;
			case 'post_meta':
				$meta = array();

				// Views
				$views = (int) get_post_meta( $post_id, 'views', true );

				$meta[] = sprintf( 
					'<span class="aiovg-views-meta">%s: %d</span>', 
					esc_html__( 'Views', 'all-in-one-video-gallery' ),
					$views
				);

				// Likes
				$likes = (int) get_post_meta( $post_id, 'likes', true );

				$meta[] = sprintf( 
					'<span class="aiovg-likes-meta">%s: %d</span>', 
					esc_html__( 'Likes', 'all-in-one-video-gallery' ),
					$likes
				);

				// Dislikes
				$dislikes = (int) get_post_meta( $post_id, 'dislikes', true );

				$meta[] = sprintf( 
					'<span class="aiovg-dislikes-meta">%s: %d</span>', 
					esc_html__( 'Dislikes', 'all-in-one-video-gallery' ),
					$dislikes
				);

				// Featured
				if ( current_user_can( 'manage_aiovg_options' ) ) {
					$value = get_post_meta( $post_id, 'featured', true );

					$meta[] = sprintf( 
						'<span class="aiovg-featured-meta">%s: %s</span>', 
						esc_html__( 'Featured', 'all-in-one-video-gallery' ),
						( 1 == $value ? '&#x2713;' : '&#x2717;' ) 
					);
				}
				
				echo implode( '<br />', $meta );
				break;
			case 'post_id':
				echo $post_id;
				break;
		}		
	}
	
	/**
	 * Disable Gutenberg on our custom post type "aiovg_videos".
	 *
	 * @since  2.4.4
	 * @param  bool   $use_block_editor Default status.
	 * @param  string $post_type        The post type being checked.
	 * @return bool   $use_block_editor Filtered editor status.
	 */
	public function disable_gutenberg( $use_block_editor, $post_type ) {
		if ( 'aiovg_videos' === $post_type ) return false;
		return $use_block_editor;
	}
	
	/**
	 * Delete video attachments.
	 *
	 * @since 1.0.0
	 * @param int   $post_id Post ID.
	 */
	public function before_delete_post( $post_id ) {		
		if ( 'aiovg_videos' != get_post_type( $post_id ) ) {
			return;
		}
		  
		aiovg_delete_video_attachments( $post_id );	
	}

}