Changeset 27872

Timestamp:

03/31/2014 08:42:41 PM (11 years ago)

Author:

nacin

Message:

Forward pingback IP during pingback verification.

props tellyworth, nacin.
fixes #27613.

File:

• trunk/src/wp-includes/class-wp-xmlrpc-server.php (modified) (2 diffs)

trunk/src/wp-includes/class-wp-xmlrpc-server.php

@@ -5789 +5789 @@
         sleep(1);
 
+        $remote_ip = preg_replace( '/[^0-9a-fA-F:., ]/', '', $_SERVER['REMOTE_ADDR'] );
+        $user_agent = apply_filters( 'http_headers_useragent', 'WordPress/' . $GLOBALS['wp_version'] . '; ' . get_bloginfo( 'url' ) );
+
         // Let's check the remote site
         $http_api_args = array(
@@ -5794 +5797 @@
             'redirection' => 0,
             'limit_response_size' => 153600, // 150 KB
+            'user-agent' => "$user_agent; verifying pingback from $remote_ip",
+            'headers' => array(
+                'X-Pingback-Forwarded-For' => $remote_ip,
+            ),
         );
         $linea = wp_remote_retrieve_body( wp_safe_remote_get( $pagelinkedfrom, $http_api_args ) );