Current File : /home/tradesc/www/relax/wp-content/plugins/complianz-gdpr/integrations/services/youtube.php
<?php
defined( 'ABSPATH' ) or die( "you do not have access to this page!" );
add_filter( 'cmplz_known_script_tags', 'cmplz_youtube_script' );
function cmplz_youtube_script( $tags ) {
$tags[] = array(
'name' => 'youtube',
'placeholder' => 'youtube',
'category' => 'marketing',
'urls' => array(
'www.youtube.com/iframe_api',
'youtube.com',
'youtube-nocookie.com',
'youtu.be',
),
);
return $tags;
}
/**
* Get the first video id from a video series
*
* @param string $src
*
* @return string
*/
function cmplz_youtube_get_video_id_from_series($src){
$output = wp_remote_get($src);
$youtube_id = false;
if (isset($output['body'])) {
$body = $output['body'];
$body = stripcslashes($body);
$series_pattern = '/VIDEO_ID\': "([^#\&\?].*?)"/i';
if ( preg_match( $series_pattern, $body, $matches ) ) {
$youtube_id = $matches[1];
}
}
return $youtube_id;
}
/**
* Get screenshot from youtube as placeholder
* @param $new_src
* @param $src
*
* @return mixed|string
*/
function cmplz_youtube_placeholder( $new_src, $src ) {
$youtube_pattern = '/.*(?:youtu.be\/|v\/|u\/\w\/|embed\/videoseries\?list=RD|embed\/|watch\?v=)([^#\&\?]*).*/i';
if ( preg_match( $youtube_pattern, $src, $matches ) ) {
$youtube_id = $matches[1];
//check if it's a video series. If so, we get the first video
if ( $youtube_id === 'videoseries' ) {
//get the videoseries id
$series_pattern = '/.*(?:youtu.be\/|v\/|u\/\w\/|embed\/videoseries\?list=RD|embed\/|watch\?v=)[^#\&\?]*\?list=(.*)/i';
//if we find the unique id, we save it in the cache
if ( preg_match( $series_pattern, $src, $matches ) ) {
$series_id = $matches[1];
$youtube_id = cmplz_get_transient("cmplz_youtube_videoseries_video_id_$series_id");
if (!$youtube_id){
//we do a get on the url to retrieve the first video
$youtube_id = cmplz_youtube_get_video_id_from_series($src);
cmplz_set_transient( "cmplz_youtube_videoseries_video_id_$series_id", $youtube_id, WEEK_IN_SECONDS );
}
} else{
$youtube_id = cmplz_youtube_get_video_id_from_series($src);
}
}
/**
* The highest resolution of youtube thumbnail is the maxres, but it does not
* always exist. In that case, we take the hq thumb
* To lower the number of file exists checks, we cache the result.
*
* */
$new_src = cmplz_get_transient( "cmplz_youtube_image_$youtube_id" );
if ( ! $new_src || ! cmplz_file_exists_on_url( $new_src ) ) {
$new_src = "https://img.youtube.com/vi/$youtube_id/maxresdefault.jpg";
if ( ! cmplz_remote_file_exists( $new_src ) ) {
$new_src = "https://img.youtube.com/vi/$youtube_id/hqdefault.jpg";
}
$new_src = cmplz_download_to_site( $new_src, 'youtube' . $youtube_id );
cmplz_set_transient( "cmplz_youtube_image_$youtube_id", $new_src, WEEK_IN_SECONDS );
}
}
return $new_src;
}
add_filter( 'cmplz_placeholder_youtube', 'cmplz_youtube_placeholder', 10, 2 );
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