Added $wgMaxBacklinksInvalidate to avoid massive html cache invalidation.

[lhc/web/wiklou.git] / includes / SquidPurgeClient.php

diff --git a/includes/SquidPurgeClient.php b/includes/SquidPurgeClient.php
index 4aecf2e..7d75f2c 100644 (file)
--- a/includes/SquidPurgeClient.php
+++ b/includes/SquidPurgeClient.php
@@ -176,11 +176,32 @@ class SquidPurgeClient {
         * @param $url string
         */
        public function queuePurge( $url ) {
+               global $wgSquidPurgeUseHostHeader;
                $url = SquidUpdate::expand( str_replace( "\n", '', $url ) );
-               $this->requests[] = "PURGE $url HTTP/1.0\r\n" .
-                       "Connection: Keep-Alive\r\n" .
-                       "Proxy-Connection: Keep-Alive\r\n" .
-                       "User-Agent: " . Http::userAgent() . ' ' . __CLASS__ . "\r\n\r\n";
+               $request = array();
+               if ( $wgSquidPurgeUseHostHeader ) {
+                       $url = wfParseUrl( $url );
+                       $host = $url['host'];
+                       if ( isset( $url['port'] ) && strlen( $url['port'] ) > 0 ) {
+                               $host .= ":" . $url['port'];
+                       }
+                       $path = $url['path'];
+                       if ( isset( $url['query'] ) && is_string( $url['query'] ) ) {
+                               $path = wfAppendQuery( $path, $url['query'] );
+                       }
+                       $request[] = "PURGE $path HTTP/1.1";
+                       $request[] = "Host: $host";
+               } else {
+                       $request[] = "PURGE $url HTTP/1.0";
+               }
+               $request[] = "Connection: Keep-Alive";
+               $request[] = "Proxy-Connection: Keep-Alive";
+               $request[] = "User-Agent: " . Http::userAgent() . ' ' . __CLASS__;
+               // Two ''s to create \r\n\r\n
+               $request[] = '';
+               $request[] = '';
+
+               $this->requests[] = implode( "\r\n", $request );
                if ( $this->currentRequestIndex === null ) {
                        $this->nextRequest();
                }