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formdata: restore formdef class in sys.modules namespace before saving (#7239)

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Frédéric Péters 2015-05-13 16:36:18 +02:00
parent 84ef7a452e
commit 1c4a9f7cde
1 changed files with 11 additions and 0 deletions
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11
wcs/formdata.py
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@ -17,6 +17,7 @@
import copy
import datetime
import json
import sys
import time
from quixote import get_request, get_publisher, get_session
@ -172,6 +173,16 @@ class FormData(StorableObject):
if changed:
self.store()
def store(self, *args, **kwargs):
# make sure the class set under the formdef name in the sys.modules
# namespaces is the exact one that was used when creating this
# particular object, as it is required by pickle (or it will raise
# "Can't pickle %r: it's not the same object as %s.%s" if the class
# object has been changed in the course of the request).
setattr(sys.modules['formdef'], self._formdef.url_name.title(), self.__class__)
setattr(sys.modules['wcs.formdef'], self._formdef.url_name.title(), self.__class__)
super(FormData, self).store(*args, **kwargs)
def get_user(self):
if self.user_id and self.user_id != 'ultra-user':
return get_publisher().user_class.get(self.user_id, ignore_errors=True)