Ticket #13058: 13058-3.diff

wp-includes/link-template.php

@@ -568 +568 @@
  * @return string Link to the feed for the category specified by $cat_id.
 */
 function get_category_feed_link($cat_id, $feed = '') {
-        $cat_id = (int) $cat_id;
+        return get_taxonomy_feed_link($cat_id, 'category', $feed);
+}
 
-        $category = get_category($cat_id);
+/**
+ * Retrieve the feed link for a taxonomy.
+ *
+ * Returns a link to the feed for all post in a given taxonomy. A specific feed
+ * can be requested or left blank to get the default feed.
+ *
+ * @since 3.0
+ *
+ * @param int $term_id ID of a category.
+ * @param string $taxonomy Optional. Taxonomy of $term_id
+ * @param string $feed Optional. Feed type.
+ * @return string Link to the feed for the taxonomy specified by $term_id and $taxonomy.
+*/
+function get_taxonomy_feed_link( $term_id, $taxonomy='category', $feed = '' ) {
+        global $wp_rewrite;
+        
+        $term_id = ( int ) $term_id;
 
-        if ( empty($category) || is_wp_error($category) )
+        $term = get_term( $term_id, $taxonomy  );
+        
+        if ( empty( $term ) || is_wp_error( $term ) )
                 return false;
 
-        if ( empty($feed) )
+        if ( empty( $feed ) )
                 $feed = get_default_feed();
 
-        $permalink_structure = get_option('permalink_structure');
+        $permalink_structure = get_option( 'permalink_structure' );
 
         if ( '' == $permalink_structure ) {
-                $link = home_url("?feed=$feed&cat=" . $cat_id);
+                $link = home_url();
+                if ( 'category' == $taxonomy ) {
+                        $link = add_query_arg( array( 'feed' => $feed, 'cat' => $term_id ), $link );
+                } else {
+                        $t = get_taxonomy( $taxonomy );
+                        $link = add_query_arg( array( 'feed' => $feed, $t->query_var => $term->slug ), $link );
+                }
         } else {
-                $link = get_category_link($cat_id);
-                if( $feed == get_default_feed() )
+                $link = get_term_link( $term_id, $term->taxonomy );
+                if ( $feed == get_default_feed() )
                         $feed_link = 'feed';
                 else
                         $feed_link = "feed/$feed";
 
-                $link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
+                $link = trailingslashit( $link ) . user_trailingslashit( $feed_link, 'feed' );
         }
 
-        $link = apply_filters('category_feed_link', $link, $feed);
+        if ( 'category' == $taxonomy )
+                $link = apply_filters( 'category_feed_link', $link, $feed );
+        else
+                $link = apply_filters( 'taxonomy_feed_link', $link, $feed, $taxonomy );
+        
 
         return $link;
 }

wp-includes/classes.php

@@ -1452 +1452 @@
                         if ( empty($feed_image) )
                                 $link .= '(';
 
-                        $link .= '<a href="' . get_category_feed_link($category->term_id, $feed_type) . '"';
+                        $link .= '<a href="' . get_taxonomy_feed_link( $category->term_id, $category->taxonomy, $feed_type ) . '"';
 
                         if ( empty($feed) )
                                 $alt = ' alt="' . sprintf(__( 'Feed for all posts filed under %s' ), $cat_name ) . '"';