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Source View: enclosure_links

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Source View

Line Code
587       *
588       * Allows for the addition and/or removal of potential enclosures to save
589       * to postmeta before checking the database for existing enclosures.
590       *
591       * @since 4.4.0
592       *
593       * @param array $post_links An array of enclosure links.
594       * @param int   $post_ID    Post ID.
595       */
596      $post_links = apply_filters( 'enclosure_links', $post_links, $post_ID );
597
598      foreach ( (array) $post_links as $url ) {
599           if ( $url != '' && !$wpdb->get_var( $wpdb->prepare( "SELECT post_id FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = 'enclosure' AND meta_value LIKE %s", $post_ID, $wpdb->esc_like( $url ) . '%' ) ) ) {
600
601                if ( $headers = wp_get_http_headers( $url) ) {
602                     $len = isset( $headers['content-length'] ) ? (int) $headers['content-length'] : 0;
603                     $type = isset( $headers['content-type'] ) ? $headers['content-type'] : '';
604                     $allowed_types = array( 'video', 'audio' );
605