def post(self, kind, key):
obj = entity_or_404(key)
form_class = self.admin.form_for(kind)
form = form_class(self.request.POST, instance=obj)
if form.is_valid():
# A short reference for form.cleaned_data
data = form.cleaned_data
# Get the form to update the object without saving it to the
# datastore, so we can work around a bug below.
obj = form.save(commit=False)
# UGLY HACK: Due to App Engine SDK Issue 599, fields that should
# be set to None on form.save() (e.g. setting a ReferenceProperty
# to None using a dropdown) will not be updated. So we might have
# to save them twice. More info:
# http://code.google.com/p/googleappengine/issues/detail?id=599
for field, value in data.iteritems():
if value is None and getattr(obj, field) is not None:
logging.info("Working around App Engine bug 599")
setattr(obj, field, None)
# Now, finally, save the object and run any hooks
self.admin.pre_save(obj)
obj.put()
self.admin.post_save(obj)
self.redirect(".")
else:
return self.get(kind, key, form, 400)
def post(self, kind, key):
obj = entity_or_404(key)
form_class = self.admin.form_for(kind)
form = form_class(self.request.POST, instance=obj)
if form.is_valid():
# A short reference for form.cleaned_data
data = form.cleaned_data
# Get the form to update the object without saving it to the
# datastore, so we can work around a bug below.
obj = form.save(commit=False)
# UGLY HACK: Due to App Engine SDK Issue 599, fields that should
# be set to None on form.save() (e.g. setting a ReferenceProperty
# to None using a dropdown) will not be updated. So we might have
# to save them twice. More info:
# http://code.google.com/p/googleappengine/issues/detail?id=599
for field, value in data.iteritems():
if value is None and getattr(obj, field) is not None:
logging.info('Working around App Engine bug 599')
setattr(obj, field, None)
# Now, finally, save the object and run any hooks
self.admin.pre_save(obj)
obj.put()
self.admin.post_save(obj)
self.redirect('.')
else:
return self.get(kind, key, form, 400)
def get(self, kind, key, form=None, status=200):
obj = entity_or_404(key)
form_class = self.admin.form_for(kind)
if form is None:
form = form_class(instance=obj)
# Every item template gets the following context
context = {"type": kind, "form": form, "obj": obj}
# Add in any extra context for this item
context.update(self.admin.extra_context(obj))
# Figure out which default item template we should use based on
# whether this item can have children.
if kind in self.admin.parents:
item_template = "item_with_children"
context["children"] = self.admin.get_children(obj)
else:
item_template = "item"
# First try a custom template for the given item, fall back on the
# generic item template
templates = ("admin/%s.html" % kind.lower(), "admin/%s.html" % item_template)
self.render(templates, context, status=status)
def get(self, kind, key, form=None, status=200):
obj = entity_or_404(key)
form_class = self.admin.form_for(kind)
if form is None:
form = form_class(instance=obj)
# Every item template gets the following context
context = {
'type': kind,
'form': form,
'obj': obj,
}
# Add in any extra context for this item
context.update(self.admin.extra_context(obj))
# Figure out which default item template we should use based on
# whether this item can have children.
if kind in self.admin.parents:
item_template = 'item_with_children'
context['children'] = self.admin.get_children(obj)
else:
item_template = 'item'
# First try a custom template for the given item, fall back on the
# generic item template
templates = ('admin/%s.html' % kind.lower(),
'admin/%s.html' % item_template)
self.render(templates, context, status=status)
