Ticket #16521: 16521.diff

wp-includes/category-template.php

@@ -12 +12 @@
  * @since 1.0.0
  * @see get_term_link()
  *
- * @param int $category_id Category ID.
- * @return string|WP_Error Link on success, WP_Error if category does not exist.
+ * @param int $category Category ID, object, or slug.
+ * @return string Link on success, false if category does not exist.
  */
-function get_category_link( $category_id ) {
-        return get_term_link((int)$category_id, 'category');
+function get_category_link( $category ) {
+        $link = get_term_link( $category, 'category' );
+        if ( is_wp_error( $link )
+                return '';
+        return $link;
 }
 
 /**
@@ -964 +967 @@
  * @since 2.3.0
  * @see get_term_link()
  *
- * @param int $tag_id Tag (term) ID.
- * @return string|WP_Error Link on success, WP_Error if tag does not exist.
+ * @param object|string|int $tag Tag ID, object, or slug.
+ * @return string Link on success, empty string if tag does not exist.
  */
-function get_tag_link( $tag_id ) {
-        return get_term_link( (int)$tag_id, 'post_tag');
+function get_tag_link( $tag ) {
+        $link = get_term_link( $tag, 'post_tag' );
+        if ( is_wp_error( $link )
+                return '';
+        return $link;
 }
 
 /**