Ticket #6840: fix_stale_enclosures.patch

wp-includes/functions.php

@@ -510 +510 @@
         debug_fwrite( $log, 'Post contents:' );
         debug_fwrite( $log, $content . "\n" );
 
+        foreach ( $pung as $link_test ) {
+                if ( !in_array( $link_test, $post_links_temp[0] ) ) { // link no longer in post
+                        $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = 'enclosure' AND meta_value LIKE (%s)", $post_ID, $link_test . '%') );
+                }
+        }
+        
         foreach ( $post_links_temp[0] as $link_test ) {
                 if ( !in_array( $link_test, $pung ) ) { // If we haven't pung it already
                         $test = parse_url( $link_test );