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Source View: enclosure_links

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Line Code
718       *
719       * Allows for the addition and/or removal of potential enclosures to save
720       * to postmeta before checking the database for existing enclosures.
721       *
722       * @since 4.4.0
723       *
724       * @param array $post_links An array of enclosure links.
725       * @param int   $post_ID    Post ID.
726       */
727      $post_links = apply_filters( 'enclosure_links', $post_links, $post_ID );
728
729      foreach ( (array) $post_links as $url ) {
730           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 ) . '%' ) ) ) {
731
732                if ( $headers = wp_get_http_headers( $url ) ) {
733                     $len           = isset( $headers['content-length'] ) ? (int) $headers['content-length'] : 0;
734                     $type          = isset( $headers['content-type'] ) ? $headers['content-type'] : '';
735                     $allowed_types = array( 'video', 'audio' );
736