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203 lines
6.7 KiB
PHP
203 lines
6.7 KiB
PHP
<?php
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/**
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* Add Podcasts RSS feed.
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*
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* @since 3.0.17
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* @package RankMath
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* @subpackage RankMathPro\Schema
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* @author Rank Math <support@rankmath.com>
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*/
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namespace RankMathPro\Podcast;
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use RankMath\Helper;
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use RankMath\Traits\Hooker;
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defined( 'ABSPATH' ) || exit;
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/**
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* Media_RSS class.
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*/
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class Podcast_RSS {
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use Hooker;
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/**
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* The Constructor.
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*/
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public function __construct() {
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$prefix = 'rss2_podcast';
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if ( apply_filters( 'rank_math/podcast/enhance_all_feeds', true ) ) {
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$prefix = 'rss2';
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}
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remove_action( 'rss2_head', 'rss2_site_icon' );
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$this->action( "{$prefix}_ns", 'add_namespace' );
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$this->action( "{$prefix}_head", 'add_channel_data' );
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$this->action( "{$prefix}_item", 'add_podcast_data', 10, 1 );
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}
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/**
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* Add namespace to RSS feed.
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*/
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public function add_namespace() {
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if ( apply_filters( 'rank_math/rss/add_podcasts_namespace', true ) ) {
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echo 'xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" ';
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}
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$this->filter( 'get_wp_title_rss', 'feed_title' );
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$this->filter( 'bloginfo_rss', 'feed_description', 10, 2 );
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}
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/**
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* Change the feed title.
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*
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* @param string $wp_title_rss The current blog title.
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*/
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public function feed_title( $wp_title_rss ) {
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$podcast_title = Helper::get_settings( 'general.podcast_title' );
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if ( $podcast_title ) {
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return Helper::replace_vars( $podcast_title );
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}
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return $wp_title_rss;
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}
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/**
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* Change the feed description.
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*
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* @param string $value RSS container for the blog information.
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* @param string $show The type of blog information to retrieve.
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*/
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public function feed_description( $value, $show ) {
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if ( 'description' !== $show ) {
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return $value;
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}
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$podcast_description = Helper::get_settings( 'general.podcast_description' );
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if ( $podcast_description ) {
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return Helper::replace_vars( $podcast_description );
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}
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return $value;
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}
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/**
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* Add Podcast channel data
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*/
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public function add_channel_data() {
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$category = Helper::get_settings( 'general.podcast_category' );
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if ( $category ) {
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$this->newline( '<itunes:category text="' . esc_attr( $category ) . '" />', 1 );
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}
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$author_name = Helper::get_settings( 'general.podcast_owner' );
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$author_email = Helper::get_settings( 'general.podcast_owner_email' );
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if ( $author_email ) {
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$this->newline( '<itunes:author>' . esc_html( $author_name ) . '</itunes:author>', 1 );
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$this->newline( '<itunes:owner>', 1 );
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if ( $author_email ) {
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$this->newline( '<itunes:name>' . esc_html( $author_name ) . '</itunes:name>', 2 );
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}
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$this->newline( '<itunes:email>' . esc_html( $author_email ) . '</itunes:email>', 2 );
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$this->newline( '</itunes:owner>', 1 );
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}
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$image = Helper::get_settings( 'general.podcast_image' );
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if ( $image ) {
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$this->newline( '<itunes:image href="' . esc_url( $image ) . '" />', 1 );
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$this->newline( '<image>', 1 );
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$this->newline( '<title>' . get_wp_title_rss() . '</title>', 2 );
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$this->newline( '<url>' . esc_url( $image ) . '</url>', 2 );
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$this->newline( '<link>' . get_bloginfo_rss( 'url' ) . '</link>', 2 );
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$this->newline( '</image>', 1 );
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}
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$title = Helper::get_settings( 'general.podcast_title' );
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if ( $title ) {
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$this->newline( '<itunes:subtitle>' . esc_html( Helper::replace_vars( $title ) ) . '</itunes:subtitle>', 1 );
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}
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$summary = Helper::get_settings( 'general.podcast_description' );
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if ( $summary ) {
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$this->newline( '<itunes:summary>' . esc_html( Helper::replace_vars( $summary ) ) . '</itunes:summary>', 1 );
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}
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$is_explicit = Helper::get_settings( 'general.podcast_explicit' ) ? 'yes' : 'clean';
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$this->newline( '<itunes:explicit>' . $is_explicit . '</itunes:explicit>', 1 );
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$copyright = Helper::get_settings( 'general.podcast_copyright_text' );
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if ( $copyright ) {
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$copyright = str_replace( '©', '©', $copyright );
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$this->newline( '<copyright>' . esc_html( $copyright ) . '</copyright>', 1 );
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}
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}
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/**
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* Add Podcast Data in RSS feed.
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*
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* @see https://support.google.com/podcast-publishers/answer/9889544
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* @see https://podcasters.apple.com/support/823-podcast-requirements
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*/
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public function add_podcast_data() {
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global $post;
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$podcast = get_post_meta( $post->ID, 'rank_math_schema_PodcastEpisode', true );
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if ( empty( $podcast ) ) {
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return;
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}
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$title = ! empty( $podcast['name'] ) ? Helper::replace_vars( $podcast['name'], $post ) : '';
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$description = ! empty( $podcast['description'] ) ? Helper::replace_vars( $podcast['description'], $post ) : '';
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$audio_file = $podcast['associatedMedia']['contentUrl'];
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$duration = ! empty( $podcast['timeRequired'] ) ? Helper::duration_to_seconds( $podcast['timeRequired'] ) : '';
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$image = ! empty( $podcast['thumbnailUrl'] ) ? Helper::replace_vars( $podcast['thumbnailUrl'], $post ) : '';
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$author = ! empty( $podcast['author'] ) ? Helper::replace_vars( $podcast['author']['name'], $post ) : '';
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$is_explicit = empty( $podcast['isFamilyFriendly'] ) ? 'yes' : 'clean';
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$episode_number = ! empty( $podcast['episodeNumber'] ) ? $podcast['episodeNumber'] : '';
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$season_number = ! empty( $podcast['partOfSeason'] ) && ! empty( $podcast['partOfSeason']['seasonNumber'] ) ? $podcast['partOfSeason']['seasonNumber'] : '';
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if ( $title ) {
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$this->newline( '<itunes:title>' . wp_kses_post( $title ) . '</itunes:title>' );
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}
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if ( $description ) {
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$this->newline( '<itunes:summary>' . wp_kses_post( $description ) . '</itunes:summary>', 2 );
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}
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if ( $image ) {
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$this->newline( '<itunes:image href="' . esc_url( $image ) . '" />', 2 );
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}
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if ( $duration ) {
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$this->newline( '<itunes:duration>' . $duration . '</itunes:duration>', 2 );
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}
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if ( $author ) {
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$this->newline( '<itunes:author>' . esc_html( $author ) . '</itunes:author>', 2 );
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}
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if ( $season_number ) {
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$this->newline( '<itunes:season>' . esc_html( $season_number ) . '</itunes:season>', 2 );
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}
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if ( $episode_number ) {
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$this->newline( '<itunes:episode>' . esc_html( $episode_number ) . '</itunes:episode>', 2 );
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}
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$this->newline( '<itunes:explicit>' . $is_explicit . '</itunes:explicit>', 2 );
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$tracking_prefix = Helper::get_settings( 'general.podcast_tracking_prefix' );
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$this->newline( '<enclosure url="' . esc_attr( $tracking_prefix ) . esc_url( $audio_file ) . '" length="' . $duration . '" type="audio/mpeg" />', 2 );
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}
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/**
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* Write a newline with indent count.
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*
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* @param string $content Content to write.
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* @param integer $indent Count of indent.
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*/
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private function newline( $content, $indent = 0 ) {
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echo str_repeat( "\t", $indent ) . $content . "\n";
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}
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}
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