also consider %2E as extension delimiter (e.g. for cached files saved as urlencoded)

git-svn-id: http://svn.berlios.de/svnroot/repos/sems/trunk@1399 8eb893ce-cfd4-0310-b710-fb5ebe64c474

core/AmUtils.cpp

@@ -564,8 +564,13 @@ int create_unix_socket(const string& path)
 string file_extension(const string& path)
 {
   string::size_type pos = path.rfind('.');
-  if(pos == string::npos)
-    return "";
+  if(pos == string::npos){
+    pos = path.rfind("%2E");
+
+    if(pos == string::npos)
+      return "";
+    return path.substr(pos+3,string::npos);
+  }
 
   return path.substr(pos+1,string::npos);
 }