Added comment for performance.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@15222 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Document.py

@@ -1090,7 +1090,8 @@ class Document(XMLObject, UrlMixIn, ConversionCacheMixin, SnapshotMixin):
     else:
       stripped_html = html
     # find charset and convert to utf-8
-    charset_list = self.charset_parser.findall(str(html))
+    charset_list = self.charset_parser.findall(str(html)) # XXX - Not efficient is datastream 
+                                                          # instance but hard to do better
     if charset_list:
       stripped_html = unicode(stripped_html, charset_list[0]).encode('utf-8')
     return stripped_html

product/ERP5/Document/TextDocument.py

@@ -135,7 +135,8 @@ class TextDocument(Document, TextContent):
         # The default is to use ERP5 Forms to render the page
         return self.view()
       mime, data = self.convert(format=format) 
-      RESPONSE.setHeader('Content-Length', len(data))
+      RESPONSE.setHeader('Content-Length', len(str(data))) # XXX - Not efficient 
+                                                           # if datastream instance
       RESPONSE.setHeader('Content-Type', mime)
       RESPONSE.setHeader('Accept-Ranges', 'bytes')
       return data