# HG changeset patch
# User Madhusudan.C.S <madhusudancs@gmail.com>
# Date 1251367320 -7200
# Node ID eb57ebee8b917fca8dd2e9d59a97cfb34fc8753e
# Parent  03e03b0ef0c645636a09819d003de044071cd803
Added GHOP Form cleaning module.

Reviewed by: Lennard de Rijk

diff -r 03e03b0ef0c6 -r eb57ebee8b91 app/soc/modules/ghop/logic/cleaning.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/soc/modules/ghop/logic/cleaning.py	Thu Aug 27 12:02:00 2009 +0200
@@ -0,0 +1,58 @@
+#!/usr/bin/python2.5
+#
+# Copyright 2009 the Melange authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""GHOP module cleaning methods.
+"""
+
+__authors__ = [
+    '"Madhusudan.C.S" <madhusudancs@gmail.com>',
+    ]
+
+
+from django import forms
+from django.utils.translation import ugettext
+
+
+def cleanTaskComment(comment_field, action_field, ws_field):
+  """Cleans the comment form and checks to see if there is either
+  action or comment content.
+
+  Raises ValidationError if:
+    -There is no action taking place and no comment present
+    -The action is needs_review and there is no comment or work submission
+     present
+  """
+
+  def wrapper(self):
+    """Decorator wrapper method.
+    """
+    cleaned_data = self.cleaned_data
+
+    content = cleaned_data.get(comment_field)
+    action = cleaned_data.get(action_field)
+    work_submission = cleaned_data.get(ws_field)
+
+    if action == 'noaction' and not content:
+      raise forms.ValidationError(
+          ugettext('You cannot have comment field empty with no action.'))
+    if action == 'needs_review' and not content and not work_submission:
+      raise forms.ValidationError(
+          ugettext('You cannot have both comment field and work '
+                   'submission fields empty.'))
+
+    return cleaned_data
+
+  return wrapper