Ticket #12750: 12750.2.diff

wp-includes/post.php

@@ -1559 +1559 @@
  * @since 2.5.0
  *
  * @param string|array $mime_types List of mime types or comma separated string of mime types.
+ * @param string $table_alias Optional. Specify a table alias, if needed. 
  * @return string The SQL AND clause for mime searching.
  */
-function wp_post_mime_type_where($post_mime_types) {
+function wp_post_mime_type_where($post_mime_types, $table_alias = '') {
         $where = '';
         $wildcards = array('', '%', '%/%');
         if ( is_string($post_mime_types) )
@@ -1589 +1590 @@
                         return '';
 
                 if ( false !== strpos($mime_pattern, '%') )
-                        $wheres[] = "post_mime_type LIKE '$mime_pattern'";
+                        $wheres[] = empty($table_alias) ? "post_mime_type LIKE '$mime_pattern'" : "$table_alias.post_mime_type LIKE '$mime_pattern'";
                 else
-                        $wheres[] = "post_mime_type = '$mime_pattern'";
+                        $wheres[] = empty($table_alias) ? "post_mime_type = '$mime_pattern'" : "$table_alias.post_mime_type = '$mime_pattern'";
         }
         if ( !empty($wheres) )
                 $where = ' AND (' . join(' OR ', $wheres) . ') ';

wp-includes/query.php

@@ -2027 +2027 @@
                                 $post_ids = get_objects_in_term($term_ids, $taxonomy);
                                 if ( !is_wp_error($post_ids) && !empty($post_ids) ) {
                                         $whichcat .= " AND $wpdb->posts.ID IN (" . implode(', ', $post_ids) . ") ";
-                                        if ( '' === $post_type ) {
+                                        if ( empty($post_type) ) {
                                                 $post_type = 'any';
                                                 $post_status_join = true;
                                         } elseif ( in_array('attachment', (array)$post_type) ) {
                                                 $post_status_join = true;
                                         }
-                                        $q['post_status'] = 'publish';
+                                        if ( empty($q['post_status']) )
+                                                $q['post_status'] = 'publish';
                                 } else {
                                         $whichcat = " AND 0 ";
                                 }
@@ -2084 +2085 @@
 
                 // MIME-Type stuff for attachment browsing
 
-                if ( isset($q['post_mime_type']) && '' != $q['post_mime_type'] )
-                        $whichmimetype = wp_post_mime_type_where($q['post_mime_type']);
+                if ( isset($q['post_mime_type']) && '' != $q['post_mime_type'] ) {
+                        $table_alias = $post_status_join ? $wpdb->posts : '';
+                        $whichmimetype = wp_post_mime_type_where($q['post_mime_type'], $table_alias);
+                }
 
                 $where .= $search . $whichcat . $whichauthor . $whichmimetype;