--- ECHO_content/ECHO_helpers.py	2008/11/19 14:22:42	1.93
+++ ECHO_content/ECHO_helpers.py	2008/12/17 12:02:53	1.95
@@ -27,6 +27,10 @@ def logger(txt,method,txt2):
 
 displayTypes = ['ZSQLExtendFolder','ZSQLBibliography','ECHO_group','ECHO_collection','ECHO_resource','ECHO_link','ECHO_sqlElement','ECHO_pageTemplate','ECHO_externalLink','ImageCollectionIFrame','VLP_resource','VLP_essay','ECHO_ZCatalogElement','ImageCollection','versionedFileFolder','extVersionedFileFolder','ECHO_movie']
 
+def normalizeCt(str):
+        """normalizes content_type"""
+        #str= str.replace(" ","_")
+        return str.replace("-"," ").lower()
 
 #decode and compress for xmlrpc communication with OSAS_server
 
@@ -92,8 +96,25 @@ class ECHO_basis:
         
     def getPID(self):
         """get the pid"""
-        return getattr(self,'pid',None)
+        pid =getattr(self,'pid',None)
+
+	# teste ob dieses pid wirklich die des objektes und nich vererbt wurde
+	if pid == self.getParentPID():
+		return None
+	else:
+		return pid
+        
+    def getParentPID(self):
+        """get the PID of the parent"""
+        parent = self.aq_parent
         
+        pidF = getattr(parent,'getPID',None)
+        
+        if pidF is None:
+            return None
+            
+        else:
+            return pidF()
 
     def unicodify(self, s):
         """return unicode object for string (utf-8 or latin1) or unicode object s"""