<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
/**
* Block Editor functionality for VideoPress users.
*
* @package automattic/jetpack
*/
use Automattic\Jetpack\Assets;
use Automattic\Jetpack\Blocks;
/**
* Register a VideoPress extension to replace the default Core Video block.
*/
class VideoPress_Gutenberg {
/**
* Singleton
*/
public static function init() {
static $instance = false;
if ( ! $instance ) {
$instance = new VideoPress_Gutenberg();
}
return $instance;
}
/**
* VideoPress_Gutenberg constructor.
*
* Initialize the VideoPress Gutenberg extension
*/
private function __construct() {
add_action( 'init', array( $this, 'register_video_block_with_videopress' ) );
add_action( 'jetpack_register_gutenberg_extensions', array( $this, 'set_extension_availability' ) );
add_action( 'enqueue_block_editor_assets', array( $this, 'override_video_upload' ) );
add_action( 'enqueue_block_editor_assets', array( $this, 'add_resumable_upload_support' ) );
}
/**
* Get site's ID.
*
* @return int $blog_id Site ID.
*/
private static function get_blog_id() {
if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
return get_current_blog_id();
} elseif ( method_exists( 'Jetpack', 'is_active' ) && Jetpack::is_active() ) {
/**
* We're intentionally not using `get_current_blog_id` because it was returning unexpected values.
*
* @see https://github.com/Automattic/jetpack/pull/11193#issuecomment-457883886
* @see https://github.com/Automattic/jetpack/pull/11193/commits/215cf789f3d8bd03ff9eb1bbdb693acb8831d273
*/
return Jetpack_Options::get_option( 'id' );
}
return null;
}
/**
* Used to check whether VideoPress is enabled for given site.
*
* @todo Create a global `jetpack_check_module_availability( $module )` helper so we can re-use it on other modules.
* This global helper should be created in a file synced with WordPress.com so we can use it there too.
* @see https://github.com/Automattic/jetpack/pull/11321#discussion_r255477815
*
* @return array Associative array indicating if the module is available (key `available`) and the reason why it is
* unavailable (key `unavailable_reason`)
*/
public function check_videopress_availability() {
if ( ! Jetpack_Plan::supports( 'videopress' ) ) {
return array(
'available' => false,
'unavailable_reason' => 'missing_plan',
);
}
if ( ! defined( 'IS_WPCOM' ) || ! IS_WPCOM ) {
if ( Jetpack::is_connection_ready() ) {
if ( ! Jetpack::is_module_active( 'videopress' ) ) {
return array(
'available' => false,
'unavailable_reason' => 'missing_module',
);
}
} else {
return array(
'available' => false,
'unavailable_reason' => 'unknown',
);
}
}
return array( 'available' => true );
}
/**
* Set the Jetpack Gutenberg extension availability.
*/
public function set_extension_availability() {
$availability = $this->check_videopress_availability();
if ( $availability['available'] ) {
Jetpack_Gutenberg::set_extension_available( 'jetpack/videopress' );
} else {
Jetpack_Gutenberg::set_extension_unavailable( 'jetpack/videopress', $availability['unavailable_reason'] );
}
}
/**
* Register the core video block as a dynamic block.
*
* It defines a server-side rendering that adds VideoPress support to the core video block.
*/
public function register_video_block_with_videopress() {
Blocks::jetpack_register_block(
'core/video',
array(
'render_callback' => array( $this, 'render_video_block_with_videopress' ),
)
);
}
/**
* Render the core video block replacing the src attribute with the VideoPress URL
*
* @param array $attributes Array containing the video block attributes.
* @param string $content String containing the video block content.
*
* @return string
*/
public function render_video_block_with_videopress( $attributes, $content ) {
if ( ! isset( $attributes['id'] ) || isset( $attributes['guid'] ) ) {
return $content;
}
$blog_id = self::get_blog_id();
if ( ! isset( $blog_id ) ) {
return $content;
}
$post_id = absint( $attributes['id'] );
$videopress_id = video_get_info_by_blogpostid( $blog_id, $post_id )->guid;
$videopress_data = videopress_get_video_details( $videopress_id );
if ( empty( $videopress_data->file_url_base->https ) || empty( $videopress_data->files->hd->mp4 ) ) {
return $content;
}
$videopress_url = $videopress_data->file_url_base->https . $videopress_data->files->hd->mp4;
$pattern = '/(\s)src=([\'"])(?:(?!\2).)+?\2/';
return preg_replace(
$pattern,
sprintf(
'\1src="%1$s"',
esc_url_raw( $videopress_url )
),
$content,
1
);
}
/**
* Temporary method to enable resumable uploads for testing by Automatticians
*/
public function add_resumable_upload_support() {
wp_enqueue_script(
'videopress-add-resumable-upload-support',
plugins_url( 'js/videopress-add-resumable-upload-support.js', __FILE__ ),
null,
'1',
false
);
}
/**
* Replaces the video uploaded in the block editor.
*
* Enqueues a script that registers an API fetch middleware replacing the video uploads in Gutenberg so they are
* uploaded against the WP.com API media endpoint and thus transcoded by VideoPress.
*/
public function override_video_upload() {
// Bail if Jetpack is not connected or VideoPress module is not active.
if ( ! Jetpack::is_connection_ready() || ! Jetpack::is_module_active( 'videopress' ) ) {
return;
}
wp_enqueue_script(
'jetpack-videopress-gutenberg-override-video-upload',
Assets::get_file_url_for_environment(
'_inc/build/videopress/js/gutenberg-video-upload.min.js',
'modules/videopress/js/gutenberg-video-upload.js'
),
array( 'wp-api-fetch', 'wp-polyfill', 'lodash' ),
JETPACK__VERSION,
false
);
}
}
VideoPress_Gutenberg::init();