Handle inconsistent encoding in mail message (in case declared charset is

different from the one used).


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@22238 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Document.py

@@ -1274,7 +1274,11 @@ class Document(PermanentURLMixIn, XMLObject, UrlMixIn, ConversionCacheMixin, Sna
     charset_list = self.charset_parser.findall(str(html)) # XXX - Not efficient is datastream 
                                                           # instance but hard to do better
     if charset_list and charset_list[0] not in ('utf-8', 'UTF-8'):
-      stripped_html = unicode(str(stripped_html), charset_list[0]).encode('utf-8')
+      try:
+        stripped_html = unicode(str(stripped_html), 
+                                charset_list[0]).encode('utf-8')
+      except UnicodeDecodeError:
+        return str(stripped_html)
     return stripped_html
 
   security.declareProtected(Permissions.AccessContentsInformation, 'getContentInformation')

product/ERP5/Document/EmailDocument.py

@@ -277,7 +277,10 @@ class EmailDocument(File, TextDocument):
       elif part.get_content_type() == 'text/html' and not html_result and not part.is_multipart():
         part_encoding = part.get_content_charset()
         if part_encoding not in (None, 'utf-8',):
+          try:
             return part.get_payload(decode=1).decode(part_encoding).encode('utf-8')
+          except UnicodeDecodeError:
+            return part.get_payload(decode=1)
         return part.get_payload(decode=1)
     return text_result