Changeset 17968 for trunk/wp-content/themes/twentyeleven/functions.php

Timestamp:

05/19/2011 08:31:01 AM (13 years ago)

Author:

nacin

Message:

Fix twentyeleven_url_grabber(). props duck_, see #17267.

File:

• trunk/wp-content/themes/twentyeleven/functions.php (modified) (1 diff)

trunk/wp-content/themes/twentyeleven/functions.php

@@ -450 +450 @@
 
 /**
- * Grab the first URL from a Link post
+ * Return the URL for the first link found in the post content.
+ *
+ * @since Twenty Eleven 1.0
+ * @return string|bool URL or false when no link is present.
  */
 function twentyeleven_url_grabber() {
-    global $post, $posts;
-
-    $first_url = '';
-
-    ob_start();
-    ob_end_clean();
-
-    $output = preg_match_all('/<a.+href=[\'"]([^\'"]+)[\'"].*>/i', $post->post_content, $matches);
-
-    $first_url = $matches [1] [0];
-
-    if ( empty( $first_url ) )
+    if ( ! preg_match( '/<a\s[^>]*?href=[\'"](.+?)[\'"]/is', get_the_content(), $matches ) )
         return false;
 
-    return $first_url;
+    return esc_url_raw( $matches[1] );
 }