<?php
/**
* VideoPress Attachment_Handler
*
* @package automattic/jetpack-videopress
*/
namespace Automattic\Jetpack\VideoPress;
use Automattic\Jetpack\Connection\Client;
use Automattic\Jetpack\Current_Plan;
/**
* VideoPress Attachment_Handler class.
*/
class Attachment_Handler {
/**
* Initializer
*
* This method should be called only once by the Initializer class. Do not call this method again.
*/
public static function init() {
if ( ! Status::is_active() ) {
return;
}
add_filter( 'wp_get_attachment_url', array( __CLASS__, 'maybe_get_attached_url_for_videopress' ), 10, 2 );
add_filter( 'get_attached_file', array( __CLASS__, 'maybe_get_attached_url_for_videopress' ), 10, 2 );
if ( Current_Plan::supports( 'videopress' ) ) {
add_filter( 'upload_mimes', array( __CLASS__, 'add_video_upload_mimes' ), 999 );
}
add_filter( 'pre_delete_attachment', array( __CLASS__, 'delete_video_wpcom' ), 10, 2 );
add_filter( 'wp_mime_type_icon', array( __CLASS__, 'wp_mime_type_icon' ), 10, 3 );
add_filter( 'wp_video_extensions', array( __CLASS__, 'add_videopress_extenstion' ) );
add_filter( 'wp_prepare_attachment_for_js', array( __CLASS__, 'prepare_attachment_for_js' ) );
add_filter( 'ajax_query_attachments_args', array( __CLASS__, 'ajax_query_attachments_args' ) );
add_action( 'pre_get_posts', array( __CLASS__, 'media_list_table_query' ) );
}
/**
* Returns the VideoPress URL for the give post id, otherwise returns the provided default.
*
* This is an attachment-based filter handler.
*
* @param string $default The default return value if post id is not a VideoPress video.
* @param int $post_id The post id for the current attachment.
*/
public static function maybe_get_attached_url_for_videopress( $default, $post_id ) {
$videopress_url = videopress_get_attachment_url( $post_id );
if ( null !== $videopress_url ) {
return $videopress_url;
}
return $default;
}
/**
* Makes sure that all video mimes are added in, as multi site installs can remove them.
*
* @param array $existing_mimes Mime types to extend/filter.
* @return array
*/
public static function add_video_upload_mimes( $existing_mimes = array() ) {
$mime_types = wp_get_mime_types();
$video_types = array_filter( $mime_types, array( __CLASS__, 'filter_video_mimes' ) );
foreach ( $video_types as $key => $value ) {
$existing_mimes[ $key ] = $value;
}
// Make sure that videopress mimes are considered videos.
$existing_mimes['videopress'] = 'video/videopress';
return $existing_mimes;
}
/**
* Filter designed to get rid of non video mime types.
*
* @param string $value Mime type to filter.
* @return int
*/
public static function filter_video_mimes( $value ) {
return preg_match( '@^video/@', $value );
}
/**
* Attempts to delete a VideoPress video from wp.com.
* Will block the deletion from continuing if certain errors return from the wp.com API.
*
* @param Boolean $delete if the deletion should occur or not (unused).
* @param WP_Post $post the post object.
*
* @return null|WP_Error|Boolean null if deletion should continue.
*/
public static function delete_video_wpcom( $delete, $post ) {
if ( ! is_videopress_attachment( $post->ID ) ) {
return null;
}
$guid = get_post_meta( $post->ID, 'videopress_guid', true );
if ( empty( $guid ) ) {
self::delete_video_poster_attachment( $post->ID );
return null;
}
// Phone home and have wp.com delete the VideoPress entry and files.
$wpcom_response = Client::wpcom_json_api_request_as_blog(
sprintf( '/videos/%s/delete', $guid ),
'1.1',
array( 'method' => 'POST' )
);
if ( is_wp_error( $wpcom_response ) ) {
return $wpcom_response;
}
// Upon success or a 404 (video already deleted on wp.com), return null to allow the deletion to continue.
if ( 200 === $wpcom_response['response']['code'] || 404 === $wpcom_response['response']['code'] ) {
self::delete_video_poster_attachment( $post->ID );
return null;
}
// Otherwise we stop the deletion from proceeding.
return false;
}
/**
* Deletes a video poster attachment if it exists.
*
* @param int $attachment_id the WP attachment id.
*/
private static function delete_video_poster_attachment( $attachment_id ) {
$thumbnail_id = get_post_meta( $attachment_id, '_thumbnail_id', true );
if ( ! empty( $thumbnail_id ) ) {
// Let's ensure this is a VP poster image before we delete it.
if ( '1' === get_post_meta( $thumbnail_id, 'videopress_poster_image', true ) ) {
// This call triggers the `delete_video_wpcom` filter again but it bails early at the is_videopress_attachment() check.
wp_delete_attachment( $thumbnail_id );
}
}
}
/**
* Filter the mime type icon.
*
* @param string $icon Icon path.
* @param string $mime Mime type.
* @param int $post_id Post ID.
*
* @return string
*/
public static function wp_mime_type_icon( $icon, $mime, $post_id ) {
if ( $mime !== 'video/videopress' ) {
return $icon;
}
$status = get_post_meta( $post_id, 'videopress_status', true );
if ( $status === 'complete' ) {
return $icon;
}
return 'https://wordpress.com/wp-content/mu-plugins/videopress/images/media-video-processing-icon.png';
}
/**
* Filter the list of supported video formats.
*
* @param array $extensions Supported video formats.
*
* @return array
*/
public static function add_videopress_extenstion( $extensions ) {
$extensions[] = 'videopress';
return $extensions;
}
/**
* Make sure that any Video that has a VideoPress GUID passes that data back.
*
* @param WP_Post $post Attachment object.
*/
public static function prepare_attachment_for_js( $post ) {
if ( 'video' === $post['type'] ) {
$guid = get_post_meta( $post['id'], 'videopress_guid' );
if ( $guid ) {
$post['videopress_guid'] = $guid;
}
}
return $post;
}
/**
* Media Grid:
* Filter out any videopress video posters that we've downloaded,
* so that they don't seem to display twice.
*
* @param array $args Query variables.
*/
public static function ajax_query_attachments_args( $args ) {
$meta_query = array(
array(
'key' => 'videopress_poster_image',
'compare' => 'NOT EXISTS',
),
);
// If there was already a meta query, let's AND it via
// nesting it with our new one. No need to specify the
// relation, as it defaults to AND.
if ( ! empty( $args['meta_query'] ) ) {
$meta_query[] = $args['meta_query'];
}
$args['meta_query'] = $meta_query;
return $args;
}
/**
* Media List:
* Do the same as `videopress_ajax_query_attachments_args()` but for the list view.
*
* @param array $query WP_Query instance.
*/
public static function media_list_table_query( $query ) {
if (
! function_exists( 'get_current_screen' )
|| get_current_screen() === null
) {
return;
}
if ( is_admin() && $query->is_main_query() && ( 'upload' === get_current_screen()->id ) ) {
$meta_query = array(
array(
'key' => 'videopress_poster_image',
'compare' => 'NOT EXISTS',
),
);
$old_meta_query = $query->get( 'meta_query' );
if ( $old_meta_query ) {
$meta_query[] = $old_meta_query;
}
$query->set( 'meta_query', $meta_query );
}
}
}