Remove method inspection and fallback to standard API

  * The purpose of this special argument set_filename__ was
to avoid overloading the filename provided by the user in by File._edit
  * Small typo refactoring
Reviewed by Jerome


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@32051 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/File.py

@@ -103,18 +103,17 @@ class File(Document, CMFFile, CachedConvertableMixin):
 
   ### Special edit method
   security.declarePrivate( '_edit' )
-  def _edit(self, set_filename__=1, **kw):
-    """\
+  def _edit(self, **kw):
+    """
       This is used to edit files
     """
     if kw.has_key('file'):
       file = kw.get('file')
       precondition = kw.get('precondition')
-      if set_filename__:
       filename = getattr(file, 'filename', None)
       # if file field is empty(no file is uploaded),
       # filename is empty string.
-        if filename not in (None, ''):
+      if filename:
         self._setSourceReference(filename)
       if self._isNotEmpty(file):
         self._setFile(file, precondition=precondition)

product/ERP5/Tool/ContributionTool.py

+# -*- coding: utf-8 -*-
 ##############################################################################
 #
 # Copyright (c) 2007 Nexedi SARL and Contributors. All Rights Reserved.
@@ -32,7 +33,6 @@ import string
 import socket
 import md5
 import urllib2, urllib
-import inspect
 
 from AccessControl import ClassSecurityInfo, getSecurityManager
 from Products.ERP5Type.Globals import InitializeClass, DTMLFile
@@ -128,10 +128,14 @@ class ContributionTool(BaseTool):
         We always generate ID. So, we must prevent using the one
         which we were provided.
     """
-    if file_name is not None: kw['file_name'] = file_name
-    if data is not None: kw['data'] = data # This is only used to make sure
+    user_filename = file_name # store original filename
+    if file_name is not None:
+      kw['file_name'] = file_name
+    if data is not None:
+      # This is only used to make sure
       # we can pass file as parameter to ZPublisher
       # whenever we ingest email
+      kw['data'] = data
     # Temp objects use the standard newContent from Folder
     if temp_object:
       # For temp_object creation, use the standard method
@@ -240,12 +244,13 @@ class ContributionTool(BaseTool):
         kw.update(modified_kw)
 
     # Then edit the document contents (so that upload can happen)
-    if 'set_filename__' in inspect.getargspec(document._edit)[0]:
-      # Only a few classes supports set_filename__.
-      document._edit(set_filename__=0, **kw)
-      document.guessMimeType(fname=file_name)
-    else:
     document._edit(**kw)
+    if getattr(document, 'guessMimeType', None) is not None:
+      # For File force to setup the mime_type
+      document.guessMimeType(fname=file_name)
+    if user_filename:
+      # Restore the Original filename pass by the user
+      document.setSourceReference(user_filename)
     if url:
       document.fromURL(url)