Move in Try Except block the call of _convert.

All kind of exceptions raised explicitely by _convert are
catched, then in case of failure fallback to PermanentURLMixIn.




git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36241 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5OOo/Document/OOoDocument.py

@@ -470,14 +470,14 @@ class OOoDocument(PermanentURLMixIn, BaseConvertableFileMixin, File,
   def _getExtensibleContent(self, request, name):
     # Be sure that html conversion is done,
     # as it is required to extract extensible content
+    try:
       self._convert(format='html')
       web_cache_kw = {'name': name,
                       'format': '_embedded'}
       _setCacheHeaders(_ViewEmulator().__of__(self), web_cache_kw)
-    try:
       mime, data = self.getConversion(format='_embedded', file_name=name)
       return OFSFile(name, name, data, content_type=mime).__of__(self.aq_parent)
-    except KeyError:
+    except (NotConvertedError, ConversionError, KeyError):
       return PermanentURLMixIn._getExtensibleContent(self, request, name)
 
   security.declarePrivate('_convertToBaseFormat')