do_enclose( string $content, int $post_ID )
Check content for video and audio links to add as enclosures.
Description Description
Will not add enclosures that have already been added and will remove enclosures that are no longer in the post. This is called as pingbacks and trackbacks.
Parameters Parameters
- $content
-
(string) (Required) Post Content.
- $post_ID
-
(int) (Required) Post ID.
Source Source
File: wp-includes/functions.php
681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 | function do_enclose( $content , $post_ID ) { global $wpdb ; //TODO: Tidy this ghetto code up and make the debug code optional include_once ( ABSPATH . WPINC . '/class-IXR.php' ); $post_links = array (); $pung = get_enclosed( $post_ID ); $post_links_temp = wp_extract_urls( $content ); foreach ( $pung as $link_test ) { if ( ! in_array( $link_test , $post_links_temp ) ) { // link no longer in post $mids = $wpdb ->get_col( $wpdb ->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = 'enclosure' AND meta_value LIKE %s" , $post_ID , $wpdb ->esc_like( $link_test ) . '%' ) ); foreach ( $mids as $mid ) { delete_metadata_by_mid( 'post' , $mid ); } } } foreach ( ( array ) $post_links_temp as $link_test ) { if ( ! in_array( $link_test , $pung ) ) { // If we haven't pung it already $test = @ parse_url ( $link_test ); if ( false === $test ) { continue ; } if ( isset( $test [ 'query' ] ) ) { $post_links [] = $link_test ; } elseif ( isset( $test [ 'path' ] ) && ( $test [ 'path' ] != '/' ) && ( $test [ 'path' ] != '' ) ) { $post_links [] = $link_test ; } } } /** * Filters the list of enclosure links before querying the database. * * Allows for the addition and/or removal of potential enclosures to save * to postmeta before checking the database for existing enclosures. * * @since 4.4.0 * * @param array $post_links An array of enclosure links. * @param int $post_ID Post ID. */ $post_links = apply_filters( 'enclosure_links' , $post_links , $post_ID ); foreach ( ( array ) $post_links as $url ) { 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 ) . '%' ) ) ) { if ( $headers = wp_get_http_headers( $url ) ) { $len = isset( $headers [ 'content-length' ] ) ? (int) $headers [ 'content-length' ] : 0; $type = isset( $headers [ 'content-type' ] ) ? $headers [ 'content-type' ] : '' ; $allowed_types = array ( 'video' , 'audio' ); // Check to see if we can figure out the mime type from // the extension $url_parts = @ parse_url ( $url ); if ( false !== $url_parts ) { $extension = pathinfo ( $url_parts [ 'path' ], PATHINFO_EXTENSION ); if ( ! empty ( $extension ) ) { foreach ( wp_get_mime_types() as $exts => $mime ) { if ( preg_match( '!^(' . $exts . ')$!i' , $extension ) ) { $type = $mime ; break ; } } } } if ( in_array( substr ( $type , 0, strpos ( $type , '/' ) ), $allowed_types ) ) { add_post_meta( $post_ID , 'enclosure' , "$url\n$len\n$mime\n" ); } } } } } |
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Changelog Changelog
Version | Description |
---|---|
1.5.0 | Introduced. |