def show_post(self):
self.template = 'speakers_edit'
user = users.get_current_user()
event_id = self.request.get('event')
event = CEvent(event_id).get()
form = SpeakersForm(self.request.POST)
# check permissions...
if user and event and (user in event.organizers or users.is_current_user_admin()):
if form.validate():
old_speakers = CSpeakerList(event_id).get()
for i in range(0,1024):
prefix = 'speakers-' + str(i) + '-'
if self.request.get(prefix + 'first_name'):
# is this a modification of an existing speaker or a new one?
speaker_id = self.request.get(prefix + 'speaker')
if speaker_id in [str(s.key()) for s in old_speakers]:
speaker = [s for s in old_speakers if str(s.key()) == speaker_id][0]
# delete from old_speaker
old_speakers = [s for s in old_speakers if str(s.key()) != speaker_id]
else:
speaker = Speaker()
# fill in values for old/new speaker
speaker.first_name = self.request.get(prefix + 'first_name')
speaker.last_name = self.request.get(prefix + 'last_name')
speaker.gplus_id = self.request.get(prefix + 'gplus_id')
speaker.short_bio = self.request.get(prefix + 'short_bio')
upload_files = self.get_uploads(prefix + 'thumbnail')
if len(upload_files) > 0:
blob_info = upload_files[0]
speaker.thumbnail = '%s' % blob_info.key()
speaker.event = event
# update speaker
speaker.put()
# end for
# now delete all speakers not mentioned yet
for s in old_speakers:
s.delete()
# set info that modification was successful
self.values['modified_successful'] = True
# clear cache
CSpeakerList.remove_from_cache(event_id)
# set event into form object
self.values['event'] = event
elif not user:
return self.redirect(
users.create_login_url("/event/speakers/edit/" + event_id))
else:
return self.redirect("/event/create");
self.values['current_navigation'] = 'speakers'
self.values['form_url'] = blobstore.create_upload_url(
'/event/speakers/upload')
self.values['form'] = form
def load_from_db(self):
self.entity_collection = Speaker.all().filter('event =', CEvent(self.id).get())