--- ECHO_content/ECHO_collection.py	2004/01/14 16:09:36	1.8
+++ ECHO_content/ECHO_collection.py	2004/01/27 13:33:27	1.11
@@ -8,7 +8,6 @@ class ECHO_resource contains information
 class ECHO_externalLink contains information on externalLinks
 
 
-
 """
 import string
 import OFS.Image
@@ -116,13 +115,19 @@ def setECHO_CollectionInformation(self,c
         
         coords=[]
         #coordinates of for rectangles
-        for coordstr in coordstrs:
-            try:
-                temco=coordstr.split(",")
-            except:
-                temco=[]
-            #temco.append(angle)
-            coords.append(temco)
+
+        #print "cs", coordstrs
+        if coordstrs:
+            for coordstr in coordstrs:
+                print "cs", coordstr
+                try:
+                    temco=coordstr.split(",")
+                except:
+                    temco=[]
+                #temco.append(angle)
+                coords.append(temco)
+
+
         self.coords=coords[0:]
             
 
@@ -183,6 +188,13 @@ class ECHO_resource(Folder):
             return self.viewClassification
         else:
             return ""
+
+    def getCredits(self):
+        """Ausgabe der credits"""
+        if self.credits:
+            return self.credits
+        else:
+            return []
     
     def __init__(self,id,link,metalink,title,label,description,content_type,responsible,credits,weight,coords):
 
@@ -198,13 +210,17 @@ class ECHO_resource(Folder):
         self.description=description
         self.content_type=content_type
         self.responsible=responsible
-        coordsnew=[ string.split(x,",") for x in coords]
+        
+        if coords:
+            coordsnew=[ string.split(x,",") for x in coords]
+        else:
+            coordsnew=[]
+        
         self.coords=coordsnew
 
 
     def getCoords(self):
         try:
-            print 
             return [string.join(x,",") for x in self.coords]  
         except:
             return []
@@ -224,6 +240,7 @@ class ECHO_resource(Folder):
 
     def changeECHO_resource(self,metalink,link,context,science,practice,source_type,period,title,label,description,content_type,responsible,credits,weight,viewClassification="",coords="",RESPONSE=None):
 
+
         """Änderung der Properties"""
         
 
@@ -306,7 +323,9 @@ def manage_AddECHO_resourceForm(self):
         return pt()
 
 
-def manage_AddECHO_resource(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,link,metalink,credits,weight,coords=[],RESPONSE=None):
+
+def manage_AddECHO_resource(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,link,metalink,credits,weight,coords=None,RESPONSE=None):
+
 
     """nothing yet"""
     scientificClassificationObj=scientificClassification(context,science,practice)
@@ -351,7 +370,7 @@ class ECHO_externalLink(Folder):
         if not hasattr(self,'weight'):
             self.weight=""
         if not hasattr(self,'coords'):
-            print "HI"
+            
             self.coords=['']
             print "G",self.coords
 
@@ -464,15 +483,16 @@ class ECHO_collection(Folder, Persistent
 
     def getCoords(self):
         try:
-            print self.coords
-            return [string.join(x,",") for x in self.coords]  
-
+            
+            x=  [string.join(x,",") for x in self.coords]  
+            return x
 
         except:
+
             return []
         
     def __init__(self,id,title,label,description,content_type,responsible,credits,weight,sortfield,coords):
-        print "CO",coords
+        #print "CO",coords
 
         self.id = id
         """Festlegen der ID"""
@@ -535,11 +555,14 @@ class ECHO_collection(Folder, Persistent
 
     security.declarePublic('changeECHO_Collection')
 
+
     def changeECHO_Collection(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,sortfield="weight",coords="",RESPONSE=None):
 
-        """Änderung der Properties"""
 
+        """Änderung der Properties"""
+        #print "HI",coords
         coordsnew=[ string.split(x,",") for x in coords]
+        #print "HO",coordsnew
         setECHO_CollectionInformation(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,coordsnew)
 
         self.sortfield=sortfield
@@ -567,6 +590,12 @@ class ECHO_collection(Folder, Persistent
         pt.content_type="text/html"
         return pt()
 
+    def getCredits(self):
+        """Ausgabe der credits"""
+        if self.credits:
+            return self.credits
+        else:
+            return []
 
     def getGraphicCoords(self):
         """Give list of coordinates"""
@@ -641,7 +670,7 @@ def manage_AddECHO_collectionForm(self):
         return pt()
 
 
-def manage_AddECHO_collection(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,credits,weight,sortfield,coords,RESPONSE=None):
+def manage_AddECHO_collection(self,context,science,practice,source_type,period,id,title,label,description,content_type,responsible,weight,sortfield,coords,credits=None,RESPONSE=None):
 
     """nothing yet"""
     scientificClassificationObj=scientificClassification(context,science,practice)
@@ -680,6 +709,7 @@ class ECHO_root(Folder,Persistent,Implic
                     
             except:
                 """nothing"""
+                
         return ids
 
     def getCollectionTree(self):