--- OSAS/OSA_system/OSAS_metadata.py	2004/04/14 22:35:48	1.7
+++ OSAS/OSA_system/OSAS_metadata.py	2005/11/29 13:54:50	1.11
@@ -5,8 +5,8 @@
 import addFolder
 import OSAS_add # methods for adding metadata and/or files
 
-from Globals import InitializeClass
-from Globals import Persistent
+from Globals import InitializeClass,Persistent,package_home
+
 from OFS.Folder import Folder
 from OFS.SimpleItem import SimpleItem
 from Products.PageTemplates.PageTemplateFile import PageTemplateFile
@@ -19,6 +19,7 @@ from OFS.PropertyManager import Property
 from ExtensionClass import Base
 from Acquisition import Implicit
 import string
+import os
 from AccessControl import ClassSecurityInfo
 
 
@@ -46,6 +47,24 @@ class OSAS_MetadataMapping(SimpleItem):
         {'label':'Main Config','action':'change_OSAS_MappingForm'},
         )
 
+
+    def showSetXML(self,RESPONSE=None):
+        """prints out the mapping as XML"""
+        ret="""<set name="%s">"""%self.title
+        for fieldName in self.readFieldsFromParent():
+            entry=getattr(self,"md_"+fieldName)
+            if entry[2]=="": # no explanation of this field
+                ret+="""<entry genericName="%s" tag="%s" label="%s"/>"""%(fieldName,entry[0],entry[1])
+            else:
+                ret+="""<entry genericName="%s" tag="%s" label="%s">%s</entry>"""%(fieldName,entry[0],entry[1],entry[2])
+        ret+="</set>"
+
+        if not RESPONSE:
+            return ret
+        else:
+            self.REQUEST.RESPONSE.setHeader('Content-Type','text/xml')
+            return ret
+
     def getValue(self,fieldName):
         """get md value"""
 
@@ -53,19 +72,30 @@ class OSAS_MetadataMapping(SimpleItem):
             return getattr(self,"md_"+fieldName)
         except:
             return (None,None,None)
+
+    def isEmptyValue(self,fieldName):
+        """empty"""
+        try:
+            field=getattr(self,"md_"+fieldName)
+            if field[1]=='':
+                return 0
+            else:
+                return 1
+        except:
+            return 0
         
     def generateMappingHash(self):
         """erzeugen des Hash"""
         hash={}
         for field in self.fieldList:
-            hash[field]=getattr(self,"md_"+field)
+            hash[field]=getattr(self,"md_"+field,'')
         return hash
 
        
     
     def change_OSAS_MappingForm(self):
         """change"""
-        pt=PageTemplateFile('Products/OSA_system/zpt/ChangeOSAS_MetadataMapping.zpt').__of__(self)
+        pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','ChangeOSAS_MetadataMapping.zpt')).__of__(self)
         return pt()
     
     def change_OSAS_Mapping(self,titleOfObject,RESPONSE=None):
@@ -88,7 +118,7 @@ class OSAS_MetadataMapping(SimpleItem):
 
 def manage_addOSAS_MetadataMappingForm(self):
     """interface for adding the OSAS_root"""
-    pt=PageTemplateFile('Products/OSA_system/zpt/AddOSAS_MetadataMapping.zpt').__of__(self)
+    pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','AddOSAS_MetadataMapping.zpt')).__of__(self)
     return pt()
 
 def manage_addOSAS_MetadataMapping(self,idOfObject,titleOfObject,RESPONSE=None):
@@ -124,7 +154,34 @@ class OSAS_add_Metadata(Folder):
         {'label':'Main Config','action':'add_Metadata_config'},
         )
 
-    
+    def showGenericXML(self,RESPONSE=None):
+        """show generic fields as XML"""
+        ret="""<set name="%s">"""%"generic"
+        for field in self.fieldList:
+            ret+="""<entry genericName="%s"/>"""%field
+
+        ret+="</set>"
+        
+        if not RESPONSE:
+            return ret
+        else:
+            self.REQUEST.RESPONSE.setHeader('Content-Type','text/xml')
+            return ret
+    def showOverviewXML(self,RESPONSE):
+        """gives an overview over the Metadata stored in this folder"""
+        ret="""<metadata name="%s">"""%self.getId()
+        ret+=self.showGenericXML()
+        for entry in self.ZopeFind(self,obj_metatypes=['OSAS_MetadataMapping']):
+            ret+=entry[1].showSetXML()
+
+        ret+="</metadata>"
+
+        if not RESPONSE:
+            return ret
+        else:
+            self.REQUEST.RESPONSE.setHeader('Content-Type','text/xml')
+            return ret
+        
     def generateMappingList(self):
         """Erzeuge Mapping"""
         mapping={}
@@ -191,7 +248,7 @@ class OSAS_add_Metadata(Folder):
     security.declarePublic('add_Metadata_config')
     def add_Metadata_config(self):
         """Main configuration"""
-        pt=PageTemplateFile('Products/OSA_system/zpt/ChangeOSAS_addMetadata.zpt').__of__(self)
+        pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','ChangeOSAS_addMetadata.zpt')).__of__(self)
         return pt()
     
     security.declarePublic('change_OSAS_addMetadata')
@@ -227,7 +284,7 @@ class OSAS_add_Metadata(Folder):
     
 def manage_AddOSAS_add_MetadataForm(self):
     """interface for adding the OSAS_add_Metadata"""
-    pt=PageTemplateFile('Products/OSA_system/zpt/AddOSAS_metadata.zpt').__of__(self)
+    pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','AddOSAS_metadata.zpt')).__of__(self)
     return pt()
 
 def manage_AddOSAS_add_Metadata(self,id,linklabel,description,fields,RESPONSE=None):