<?php
/**
* We won't have any videos less than sixty pixels wide. That would be silly.
*/
defined( 'VIDEOPRESS_MIN_WIDTH' ) or define( 'VIDEOPRESS_MIN_WIDTH', 60 );
/**
* Validate user-supplied guid values against expected inputs
*
* @since 1.1
* @param string $guid video identifier
* @return bool true if passes validation test
*/
function videopress_is_valid_guid( $guid ) {
if ( ! empty( $guid ) && is_string( $guid ) && strlen( $guid ) === 8 && ctype_alnum( $guid ) ) {
return true;
}
return false;
}
/**
* Get details about a specific video by GUID:
*
* @param $guid string
* @return object
*/
function videopress_get_video_details( $guid ) {
if ( ! videopress_is_valid_guid( $guid ) ) {
return new WP_Error( 'bad-guid-format', __( 'Invalid Video GUID!', 'jetpack' ) );
}
$version = '1.1';
$endpoint = sprintf( '/videos/%1$s', $guid );
$query_url = sprintf(
'https://public-api.wordpress.com/rest/v%1$s%2$s',
$version,
$endpoint
);
// Look for data in our transient. If nothing, let's make a new query.
$data_from_cache = get_transient( 'jetpack_videopress_' . $guid );
if ( false === $data_from_cache ) {
$response = wp_remote_get( esc_url_raw( $query_url ) );
$data = json_decode( wp_remote_retrieve_body( $response ) );
// Cache the response for an hour.
set_transient( 'jetpack_videopress_' . $guid, $data, HOUR_IN_SECONDS );
} else {
$data = $data_from_cache;
}
/**
* Allow functions to modify fetched video details.
*
* This filter allows third-party code to modify the return data
* about a given video. It may involve swapping some data out or
* adding new parameters.
*
* @since 4.0.0
*
* @param object $data The data returned by the WPCOM API. See: https://developer.wordpress.com/docs/api/1.1/get/videos/%24guid/
* @param string $guid The GUID of the VideoPress video in question.
*/
return apply_filters( 'videopress_get_video_details', $data, $guid );
}
/**
* Get an attachment ID given a URL.
*
* Modified from http://wpscholar.com/blog/get-attachment-id-from-wp-image-url/
*
* @todo: Add some caching in here.
*
* @param string $url
*
* @return int|bool Attachment ID on success, false on failure
*/
function videopress_get_attachment_id_by_url( $url ) {
$wp_upload_dir = wp_upload_dir();
// Strip out protocols, so it doesn't fail because searching for http: in https: dir.
$dir = set_url_scheme( trailingslashit( $wp_upload_dir['baseurl'] ), 'relative' );
// Is URL in uploads directory?
if ( false !== strpos( $url, $dir ) ) {
$file = basename( $url );
$query_args = array(
'post_type' => 'attachment',
'post_status' => 'inherit',
'fields' => 'ids',
'meta_query' => array(
array(
'key' => '_wp_attachment_metadata',
'compare' => 'LIKE',
'value' => $file,
),
)
);
$query = new WP_Query( $query_args );
if ( $query->have_posts() ) {
foreach ( $query->posts as $attachment_id ) {
$meta = wp_get_attachment_metadata( $attachment_id );
$original_file = basename( $meta['file'] );
$cropped_files = wp_list_pluck( $meta['sizes'], 'file' );
if ( $original_file === $file || in_array( $file, $cropped_files ) ) {
return (int) $attachment_id;
}
}
}
}
return false;
}
/**
* Similar to `media_sideload_image` -- but returns an ID.
*
* @param $url
* @param $attachment_id
*
* @return int|mixed|object|WP_Error
*/
function videopress_download_poster_image( $url, $attachment_id ) {
// Set variables for storage, fix file filename for query strings.
preg_match( '/[^\?]+\.(jpe?g|jpe|gif|png)\b/i', $url, $matches );
if ( ! $matches ) {
return new WP_Error( 'image_sideload_failed', __( 'Invalid image URL', 'jetpack' ) );
}
$file_array = array();
$file_array['name'] = basename( $matches[0] );
$file_array['tmp_name'] = download_url( $url );
// If error storing temporarily, return the error.
if ( is_wp_error( $file_array['tmp_name'] ) ) {
return $file_array['tmp_name'];
}
// Do the validation and storage stuff.
$thumbnail_id = media_handle_sideload( $file_array, $attachment_id, null );
// Flag it as poster image, so we can exclude it from display.
update_post_meta( $thumbnail_id, 'videopress_poster_image', 1 );
return $thumbnail_id;
}
/**
* Creates a local media library item of a remote VideoPress video.
*
* @param $guid
* @param int $parent_id
*
* @return int|object
*/
function create_local_media_library_for_videopress_guid( $guid, $parent_id = 0 ) {
$vp_data = videopress_get_video_details( $guid );
if ( ! $vp_data || is_wp_error( $vp_data ) ) {
return $vp_data;
}
$args = array(
'post_date' => $vp_data->upload_date,
'post_title' => wp_kses( $vp_data->title, array() ),
'post_content' => wp_kses( $vp_data->description, array() ),
'post_mime_type' => 'video/videopress',
'guid' => sprintf( 'https://videopress.com/v/%s', $guid ),
);
$attachment_id = wp_insert_attachment( $args, null, $parent_id );
if ( ! is_wp_error( $attachment_id ) ) {
update_post_meta( $attachment_id, 'videopress_guid', $guid );
wp_update_attachment_metadata( $attachment_id, array(
'width' => $vp_data->width,
'height' => $vp_data->height,
) );
$thumbnail_id = videopress_download_poster_image( $vp_data->poster, $attachment_id );
update_post_meta( $attachment_id, '_thumbnail_id', $thumbnail_id );
}
return $attachment_id;
}
/**
* Helper that will look for VideoPress media items that are more than 30 minutes old,
* that have not had anything attached to them by a wpcom upload and deletes the ghost
* attachment.
*
* These happen primarily because of failed upload attempts.
*
* @return int The number of items that were cleaned up.
*/
function videopress_cleanup_media_library() {
// Disable this job for now.
return 0;
$query_args = array(
'post_type' => 'attachment',
'post_status' => 'inherit',
'post_mime_type' => 'video/videopress',
'meta_query' => array(
array(
'key' => 'videopress_status',
'value' => 'new',
),
)
);
$query = new WP_Query( $query_args );
$cleaned = 0;
$now = current_time( 'timestamp' );
if ( $query->have_posts() ) {
foreach ( $query->posts as $post ) {
$post_time = strtotime( $post->post_date_gmt );
// If the post is older than 30 minutes, it is safe to delete it.
if ( $now - $post_time > MINUTE_IN_SECONDS * 30 ) {
// Force delete the attachment, because we don't want it appearing in the trash.
wp_delete_attachment( $post->ID, true );
$cleaned++;
}
}
}
return $cleaned;
}
/**
* Return an absolute URI for a given filename and guid on the CDN.
* No check is performed to ensure the guid exists or the file is present. Simple centralized string builder.
*
* @param string $guid VideoPress identifier
* @param string $filename name of file associated with the guid (video file name or thumbnail file name)
*
* @return string Absolute URL of VideoPress file for the given guid.
*/
function videopress_cdn_file_url( $guid, $filename ) {
return "https://videos.files.wordpress.com/{$guid}/{$filename}";
}
/**
* Get an array of the transcoding status for the given video post.
*
* @since 4.4
* @param int $post_id
* @return array|bool Returns an array of statuses if this is a VideoPress post, otherwise it returns false.
*/
function videopress_get_transcoding_status( $post_id ) {
$meta = wp_get_attachment_metadata( $post_id );
// If this has not been processed by videopress, we can skip the rest.
if ( ! $meta || ! isset( $meta['file_statuses'] ) ) {
return false;
}
$info = (object) $meta['file_statuses'];
$status = array(
'std_mp4' => isset( $info->mp4 ) ? $info->mp4 : null,
'std_ogg' => isset( $info->ogg ) ? $info->ogg : null,
'dvd_mp4' => isset( $info->dvd ) ? $info->dvd : null,
'hd_mp4' => isset( $info->hd ) ? $info->hd : null,
);
return $status;
}
/**
* Get the direct url to the video.
*
* @since 4.4
* @param string $guid
* @return string
*/
function videopress_build_url( $guid ) {
// No guid, no videopress url.
if ( ! $guid ) {
return '';
}
return 'https://videopress.com/v/' . $guid;
}
/**
* Create an empty videopress media item that will be filled out later by an xmlrpc
* callback from the VideoPress servers.
*
* @since 4.4
* @param string $title
* @return int|WP_Error
*/
function videopress_create_new_media_item( $title, $guid = null ) {
$post = array(
'post_type' => 'attachment',
'post_mime_type' => 'video/videopress',
'post_title' => $title,
'post_content' => '',
'guid' => videopress_build_url( $guid ),
);
$media_id = wp_insert_post( $post );
add_post_meta( $media_id, 'videopress_status', 'initiated' );
add_post_meta( $media_id, 'videopress_guid', $guid );
return $media_id;
}
/**
* @param array $current_status
* @param array $new_meta
* @return array
*/
function videopress_merge_file_status( $current_status, $new_meta ) {
$new_statuses = array();
if ( isset( $new_meta['videopress']['files_status']['hd'] ) ) {
$new_statuses['hd'] = $new_meta['videopress']['files_status']['hd'];
}
if ( isset( $new_meta['videopress']['files_status']['dvd'] ) ) {
$new_statuses['dvd'] = $new_meta['videopress']['files_status']['dvd'];
}
if ( isset( $new_meta['videopress']['files_status']['std']['mp4'] ) ) {
$new_statuses['mp4'] = $new_meta['videopress']['files_status']['std']['mp4'];
}
if ( isset( $new_meta['videopress']['files_status']['std']['ogg'] ) ) {
$new_statuses['ogg'] = $new_meta['videopress']['files_status']['std']['ogg'];
}
foreach ( $new_statuses as $format => $status ) {
if ( ! isset( $current_status[ $format ] ) ) {
$current_status[ $format ] = $status;
continue;
}
if ( $current_status[ $format ] !== 'DONE' ) {
$current_status[ $format ] = $status;
}
}
return $current_status;
}
/**
* Check to see if a video has completed processing.
*
* @since 4.4
* @param int $post_id
* @return bool
*/
function videopress_is_finished_processing( $post_id ) {
$post = get_post( $post_id );
if ( is_wp_error( $post ) ) {
return false;
}
$meta = wp_get_attachment_metadata( $post->ID );
if ( ! isset( $meta['file_statuses'] ) || ! is_array( $meta['file_statuses'] ) ) {
return false;
}
$check_statuses = array( 'hd', 'dvd', 'mp4', 'ogg' );
foreach ( $check_statuses as $status ) {
if ( ! isset( $meta['file_statuses'][ $status ] ) || $meta['file_statuses'][ $status ] != 'DONE' ) {
return false;
}
}
return true;
}
/**
* Update the meta information status for the given video post.
*
* @since 4.4
* @param int $post_id
* @return bool
*/
function videopress_update_meta_data( $post_id ) {
$meta = wp_get_attachment_metadata( $post_id );
// If this has not been processed by VideoPress, we can skip the rest.
if ( ! $meta || ! isset( $meta['videopress'] ) ) {
return false;
}
$info = (object) $meta['videopress'];
$args = array(
// 'sslverify' => false,
);
$result = wp_remote_get( videopress_make_video_get_path( $info->guid ), $args );
if ( is_wp_error( $result ) ) {
return false;
}
$response = json_decode( $result['body'], true );
// Update the attachment metadata.
$meta['videopress'] = $response;
wp_update_attachment_metadata( $post_id, $meta );
return true;
}
/**
* Check to see if this is a VideoPress post that hasn't had a guid set yet.
*
* @param int $post_id
* @return bool
*/
function videopress_is_attachment_without_guid( $post_id ) {
$post = get_post( $post_id );
if ( is_wp_error( $post ) ) {
return false;
}
if ( $post->post_mime_type !== 'video/videopress' ) {
return false;
}
$videopress_guid = get_post_meta( $post_id, 'videopress_guid', true );
if ( $videopress_guid ) {
return false;
}
return true;
}
/**
* Check to see if this is a VideoPress attachment.
*
* @param int $post_id
* @return bool
*/
function is_videopress_attachment( $post_id ) {
$post = get_post( $post_id );
if ( is_wp_error( $post ) ) {
return false;
}
if ( $post->post_mime_type !== 'video/videopress' ) {
return false;
}
return true;
}
/**
* Get the video update path
*
* @since 4.4
* @param string $guid
* @return string
*/
function videopress_make_video_get_path( $guid ) {
return sprintf(
'%s://%s/rest/v%s/videos/%s',
'https',
JETPACK__WPCOM_JSON_API_HOST,
Jetpack_Client::WPCOM_JSON_API_VERSION,
$guid
);
}
/**
* Get the upload api path.
*
* @since 4.4
* @param int $blog_id The id of the blog we're uploading to.
* @return string
*/
function videopress_make_media_upload_path( $blog_id ) {
return sprintf(
'https://public-api.wordpress.com/rest/v1.1/sites/%s/media/new',
$blog_id
);
}
/**
* This is a mock of the internal VideoPress method, which is meant to duplicate the functionality
* of the WPCOM API, so that the Jetpack REST API returns the same data with no modifications.
*
* @param int $blog_id Blog ID.
* @param int $post_id Post ID.
* @return bool|stdClass
*/
function video_get_info_by_blogpostid( $blog_id, $post_id ) {
$post = get_post( $post_id );
$video_info = new stdClass();
$video_info->post_id = $post_id;
$video_info->blog_id = $blog_id;
$video_info->guid = null;
$video_info->finish_date_gmt = '0000-00-00 00:00:00';
if ( is_wp_error( $post ) ) {
return $video_info;
}
if ( 'video/videopress' !== $post->post_mime_type ) {
return $video_info;
}
// Since this is a VideoPress post, lt's fill out the rest of the object.
$video_info->guid = get_post_meta( $post_id, 'videopress_guid', true );
if ( videopress_is_finished_processing( $post_id ) ) {
$video_info->finish_date_gmt = date( 'Y-m-d H:i:s' );
}
return $video_info;
}
/**
* Check that a VideoPress video format has finished processing.
*
* This uses the info object, because that is what the WPCOM endpoint
* uses, however we don't have a complete info object in the same way
* WPCOM does, so we pull the meta information out of the post
* options instead.
*
* Note: This mimics the WPCOM function of the same name and helps the media
* API endpoint add all needed VideoPress data.
*
* @param stdClass $info
* @param string $format
* @return bool
*/
function video_format_done( $info, $format ) {
// Avoids notice when a non-videopress item is found.
if ( ! is_object( $info ) ) {
return false;
}
$post_id = $info->post_id;
if ( get_post_mime_type( $post_id ) !== 'video/videopress' ) {
return false;
}
$post = get_post( $post_id );
if ( is_wp_error( $post ) ) {
return false;
}
$meta = wp_get_attachment_metadata( $post->ID );
switch ( $format ) {
case 'fmt_hd':
return isset( $meta['videopress']['files']['hd']['mp4'] );
break;
case 'fmt_dvd':
return isset( $meta['videopress']['files']['dvd']['mp4'] );
break;
case 'fmt_std':
return isset( $meta['videopress']['files']['std']['mp4'] );
break;
case 'fmt_ogg':
return isset( $meta['videopress']['files']['std']['ogg'] );
break;
}
return false;
}
/**
* Get the image URL for the given VideoPress GUID
*
* We look up by GUID, because that is what WPCOM does and this needs to be
* parameter compatible with that.
*
* Note: This mimics the WPCOM function of the same name and helps the media
* API endpoint add all needed VideoPress data.
*
* @param string $guid
* @param string $format
* @return string
*/
function video_image_url_by_guid( $guid, $format ) {
$post = video_get_post_by_guid( $guid );
if ( is_wp_error( $post ) ) {
return null;
}
$meta = wp_get_attachment_metadata( $post->ID );
// We add ssl => 1 to make sure that the videos.files.wordpress.com domain is parsed as photon.
$poster = apply_filters( 'jetpack_photon_url', $meta['videopress']['poster'], array( 'ssl' => 1 ), 'https' );
return $poster;
}
/**
* Using a GUID, find a post.
*
* @param string $guid
* @return WP_Post
*/
function video_get_post_by_guid( $guid ) {
$args = array(
'post_type' => 'attachment',
'post_mime_type' => 'video/videopress',
'post_status' => 'inherit',
'meta_query' => array(
array(
'key' => 'videopress_guid',
'value' => $guid,
'compare' => '=',
)
)
);
$query = new WP_Query( $args );
$post = $query->next_post();
return $post;
}
/**
* From the given VideoPress post_id, return back the appropriate attachment URL.
*
* When the MP4 hasn't been processed yet or this is not a VideoPress video, this will return null.
*
* @param int $post_id
* @return string|null
*/
function videopress_get_attachment_url( $post_id ) {
// We only handle VideoPress attachments.
if ( get_post_mime_type( $post_id ) !== 'video/videopress' ) {
return null;
}
$meta = wp_get_attachment_metadata( $post_id );
if ( ! isset( $meta['videopress']['files']['hd']['mp4'] ) ) {
// Use the original file as the url if it isn't transcoded yet.
if ( isset( $meta['original'] ) ) {
return $meta['original'];
}
// Otherwise, there isn't much we can do.
return null;
}
return $meta['videopress']['file_url_base']['https'] . $meta['videopress']['files']['hd']['mp4'];
}