change the detection of the webroot. it is simpler now and also works for app...

change the detection of the webroot. it is simpler now and also works for app directories outside the owncloud folder. works for me and hopefully for everybody else too

lib/base.php

@@ -159,7 +159,9 @@ class OC{
 				OC::$SUBURI=OC::$SUBURI.'index.php';
 			}
 		}
-		OC::$WEBROOT=substr($scriptName,0,strlen($scriptName)-strlen(OC::$SUBURI));
+//              OC::$WEBROOT=substr($scriptName,0,strlen($scriptName)-strlen(OC::$SUBURI));
+		// try a new way to detect the WEBROOT which is simpler and also works with the app directory outside the owncloud folder. let´s see if this works for everybody
+		OC::$WEBROOT=substr(OC::$SERVERROOT,strlen(OC::$DOCUMENTROOT));
 
 
 		if(OC::$WEBROOT!='' and OC::$WEBROOT[0]!=='/'){