don't include multiple times PEAR XMLRPC

diff --git a/plugins/serendipity_event_weblogping/serendipity_event_weblogping.php b/plugins/serendipity_event_weblogping/serendipity_event_weblogping.php
index 7acdca27790a343195ef0d8b628ce46fbd8d5d9c..e1bc3c41a8c3067c3b264f9fd418c7e49853256c 100644 (file)
--- a/plugins/serendipity_event_weblogping/serendipity_event_weblogping.php
+++ b/plugins/serendipity_event_weblogping/serendipity_event_weblogping.php
@@ -141,8 +141,10 @@ class serendipity_event_weblogping extends serendipity_event
                     break;
 
                 case 'backend_publish':
-                    include_once(S9Y_PEAR_PATH . "XML/RPC.php");
-
+                    if (!class_exists('XML_RPC_Base')) {
+                        include_once(S9Y_PEAR_PATH . "XML/RPC.php");
+                    }
+                                                                
                     // First cycle through list of services to remove superseding services which may have been checked
                     foreach ($this->services as $index => $service) {
                         if (!empty($service['supersedes']) && isset($serendipity['POST']['announce_entries_' . $service['name']])) {