array) get_post_custom() as $key => $val ) { if ( 'enclosure' === $key ) { foreach ( (array) $val as $enc ) { $enclosure = explode( "\n", $enc ); // Only get the first element, e.g. 'audio/mpeg' from 'audio/mpeg mpga mp2 mp3'. $t = preg_split( '/[ \t]/', trim( $enclosure[2] ) ); $type = $t[0]; /** * Filters the RSS enclosure HTML link tag for the current post. * * @since 2.2.0 * * @param string $html_link_tag The HTML link tag with a URI and other attributes. */ echo apply_filters( 'rss_enclosure', '' . "\n" ); } } } } /** * Display the atom enclosure for the current post. * * Uses the global $post to check whether the post requires a password and if * the user has the password for the post. If not then it will return before * displaying. * * Also uses the function get_post_custom() to get the post's 'enclosure' * metadata field and parses the value to display the enclosure(s). The * enclosure(s) consist of link HTML tag(s) with a URI and other attributes. * * @since 2.2.0 */ function atom_enclosure() { if ( post_password_required() ) { return; } foreach ( (array) get_post_custom() as $key => $val ) { if ( 'enclosure' === $key ) { foreach ( (array) $val as $enc ) { $enclosure = explode( "\n", $enc ); $url = ''; $type = ''; $length = 0; $mimes = get_allowed_mime_types(); // Parse URL. if ( isset( $enclosure[0] ) && is_string( $enclosure[0] ) ) { $url = trim( $enclosure[0] ); } // Parse length and type. for ( $i = 1; $i <= 2; $i++ ) { if ( isset( $enclosure[ $i ] ) ) { if ( is_numeric( $enclosure[ $i ] ) ) { $length = trim( $enclosure[ $i ] ); } elseif ( in_array( $enclosure[ $i ], $mimes, true ) ) { $type = trim( $enclosure[ $i ] ); } } } $html_link_tag = sprintf( "\n", esc_url( $url ), esc_attr( $length ), esc_attr( $type ) ); /** * Filters the atom enclosure HTML link tag for the current post. * * @since 2.2.0 * * @param string $html_link_tag The HTML link tag with a URI and other attributes. */ echo apply_filters( 'atom_enclosure', $html_link_tag ); } } } } /** * Determine the type of a string of data with the data formatted. * * Tell whether the type is text, HTML, or XHTML, per RFC 4287 section 3.1. * * In the case of WordPress, text is defined as containing no markup, * XHTML is defined as "well formed", and HTML as tag soup (i.e., the rest). * * Container div tags are added to XHTML values, per section 3.1.1.3. * * @link http://www.atomenabled.org/developers/syndication/atom-format-spec.php#rfc.section.3.1 * * @since 2.5.0 * * @param string $data Input string * @return array array(type, value) */ function prep_atom_text_construct( $data ) { if ( strpos( $data, '<' ) === false && strpos( $data, '&' ) === false ) { return array( 'text', $data ); } if ( ! function_exists( 'xml_parser_create' ) ) { trigger_error( __( "PHP's XML extension is not available. Please contact your hosting provider to enable PHP's XML extension." ) ); return array( 'html', "" ); } $parser = xml_parser_create(); xml_parse( $parser, '
' . $data . '
', true ); $code = xml_get_error_code( $parser ); xml_parser_free( $parser ); unset( $parser ); if ( ! $code ) { if ( strpos( $data, '<' ) === false ) { return array( 'text', $data ); } else { $data = "
$data
"; return array( 'xhtml', $data ); } } if ( strpos( $data, ']]>' ) === false ) { return array( 'html', "" ); } else { return array( 'html', htmlspecialchars( $data ) ); } } /** * Displays Site Icon in atom feeds. * * @since 4.3.0 * * @see get_site_icon_url() */ function atom_site_icon() { $url = get_site_icon_url( 32 ); if ( $url ) { echo '' . convert_chars( $url ) . "\n"; } } /** * Displays Site Icon in RSS2. * * @since 4.3.0 */ function rss2_site_icon() { $rss_title = get_wp_title_rss(); if ( empty( $rss_title ) ) { $rss_title = get_bloginfo_rss( 'name' ); } $url = get_site_icon_url( 32 ); if ( $url ) { echo ' ' . convert_chars( $url ) . ' ' . $rss_title . ' ' . get_bloginfo_rss( 'url' ) . ' 32 32 ' . "\n"; } } /** * Returns the link for the currently displayed feed. * * @since 5.3.0 * * @return string Correct link for the atom:self element. */ function get_self_link() { $host = parse_url( home_url() ); return set_url_scheme( 'http://' . $host['host'] . wp_unslash( $_SERVER['REQUEST_URI'] ) ); } /** * Display the link for the currently displayed feed in a XSS safe way. * * Generate a correct link for the atom:self element. * * @since 2.5.0 */ function self_link() { /** * Filters the current feed URL. * * @since 3.6.0 * * @see set_url_scheme() * @see wp_unslash() * * @param string $feed_link The link for the feed with set URL scheme. */ echo esc_url( apply_filters( 'self_link', get_self_link() ) ); } /** * Get the UTC time of the most recently modified post from WP_Query. * * If viewing a comment feed, the time of the most recently modified * comment will be returned. * * @global WP_Query $wp_query WordPress Query object. * * @since 5.2.0 * * @param string $format Date format string to return the time in. * @return string|false The time in requested format, or false on failure. */ function get_feed_build_date( $format ) { global $wp_query; $datetime = false; $max_modified_time = false; $utc = new DateTimeZone( 'UTC' ); if ( ! empty( $wp_query ) && $wp_query->have_posts() ) { // Extract the post modified times from the posts. $modified_times = wp_list_pluck( $wp_query->posts, 'post_modified_gmt' ); // If this is a comment feed, check those objects too. if ( $wp_query->is_comment_feed() && $wp_query->comment_count ) { // Extract the comment modified times from the comments. $comment_times = wp_list_pluck( $wp_query->comments, 'comment_date_gmt' ); // Add the comment times to the post times for comparison. $modified_times = array_merge( $modified_times, $comment_times ); } // Determine the maximum modified time. $datetime = date_create_immutable_from_format( 'Y-m-d H:i:s', max( $modified_times ), $utc ); } if ( false === $datetime ) { // Fall back to last time any post was modified or published. $datetime = date_create_immutable_from_format( 'Y-m-d H:i:s', get_lastpostmodified( 'GMT' ), $utc ); } if ( false !== $datetime ) { $max_modified_time = $datetime->format( $format ); } /** * Filters the date the last post or comment in the query was modified. * * @since 5.2.0 * * @param string|false $max_modified_time Date the last post or comment was modified in the query, in UTC. * False on failure. * @param string $format The date format requested in get_feed_build_date(). */ return apply_filters( 'get_feed_build_date', $max_modified_time, $format ); } /** * Return the content type for specified feed type. * * @since 2.8.0 * * @param string $type Type of feed. Possible values include 'rss', rss2', 'atom', and 'rdf'. */ function feed_content_type( $type = '' ) { if ( empty( $type ) ) { $type = get_default_feed(); } $types = array( 'rss' => 'application/rss+xml', 'rss2' => 'application/rss+xml', 'rss-http' => 'text/xml', 'atom' => 'application/atom+xml', 'rdf' => 'application/rdf+xml', ); $content_type = ( ! empty( $types[ $type ] ) ) ? $types[ $type ] : 'application/octet-stream'; /** * Filters the content type for a specific feed type. * * @since 2.8.0 * * @param string $content_type Content type indicating the type of data that a feed contains. * @param string $type Type of feed. Possible values include 'rss', rss2', 'atom', and 'rdf'. */ return apply_filters( 'feed_content_type', $content_type, $type ); } /** * Build SimplePie object based on RSS or Atom feed from URL. * * @since 2.8.0 * * @param string|string[] $url URL of feed to retrieve. If an array of URLs, the feeds are merged * using SimplePie's multifeed feature. * See also {@link http://simplepie.org/wiki/faq/typical_multifeed_gotchas} * @return SimplePie|WP_Error SimplePie object on success or WP_Error object on failure. */ function fetch_feed( $url ) { if ( ! class_exists( 'SimplePie', false ) ) { require_once ABSPATH . WPINC . '/class-simplepie.php'; } require_once ABSPATH . WPINC . '/class-wp-feed-cache-transient.php'; require_once ABSPATH . WPINC . '/class-wp-simplepie-file.php'; require_once ABSPATH . WPINC . '/class-wp-simplepie-sanitize-kses.php'; $feed = new SimplePie(); $feed->set_sanitize_class( 'WP_SimplePie_Sanitize_KSES' ); // We must manually overwrite $feed->sanitize because SimplePie's // constructor sets it before we have a chance to set the sanitization class. $feed->sanitize = new WP_SimplePie_Sanitize_KSES(); // Register the cache handler using the recommended method for SimplePie 1.3 or later. if ( method_exists( 'SimplePie_Cache', 'register' ) ) { SimplePie_Cache::register( 'wp_transient', 'WP_Feed_Cache_Transient' ); $feed->set_cache_location( 'wp_transient' ); } else { // Back-compat for SimplePie 1.2.x. require_once ABSPATH . WPINC . '/class-wp-feed-cache.php'; $feed->set_cache_class( 'WP_Feed_Cache' ); } $feed->set_file_class( 'WP_SimplePie_File' ); $feed->set_feed_url( $url ); /** This filter is documented in wp-includes/class-wp-feed-cache-transient.php */ $feed->set_cache_duration( apply_filters( 'wp_feed_cache_transient_lifetime', 12 * HOUR_IN_SECONDS, $url ) ); /** * Fires just before processing the SimplePie feed object. * * @since 3.0.0 * * @param SimplePie $feed SimplePie feed object (passed by reference). * @param string|string[] $url URL of feed or array of URLs of feeds to retrieve. */ do_action_ref_array( 'wp_feed_options', array( &$feed, $url ) ); $feed->init(); $feed->set_output_encoding( get_option( 'blog_charset' ) ); if ( $feed->error() ) { return new WP_Error( 'simplepie-error', $feed->error() ); } return $feed; } Verification: dcde7cd5cfe1fd30 Music: CUTEBLESS – On My Mind (Amope) Prod. By Beats By Mayor (M&M By Evergreen)