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Cleaned up utils.views to increase performance when fetching single objects from the database for a view. Fixed #1378.

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This commit is contained in:
Norman Jäckel 2014-12-22 18:09:05 +01:00
parent 75b28847d5
commit f6b1a84545
15 changed files with 249 additions and 200 deletions
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4
CHANGELOG
View File

@ -8,6 +8,10 @@ Version 1.6.2 (unreleased)
==========================
[https://github.com/OpenSlides/OpenSlides/milestones/1.6.2]
Other:
- Cleaned up utils.views to increase performance when fetching single objects
from the database for a view (#1378).
Version 1.6.1 (2014-12-08)
==========================

98
openslides/agenda/views.py
View File

@ -183,15 +183,14 @@ class AgendaItemView(SingleObjectMixin, FormView):
return check_permission
def get_context_data(self, **kwargs):
self.object = self.get_object()
list_of_speakers = self.object.get_list_of_speakers()
list_of_speakers = self.get_object().get_list_of_speakers()
active_slide = get_active_slide()
active_type = active_slide.get('type', None)
kwargs.update({
'object': self.object,
'object': self.get_object(),
'list_of_speakers': list_of_speakers,
'is_on_the_list_of_speakers': Speaker.objects.filter(
item=self.object, begin_time=None, person=self.request.user).exists(),
item=self.get_object(), begin_time=None, person=self.request.user).exists(),
'active_type': active_type,
})
return super(AgendaItemView, self).get_context_data(**kwargs)
@ -206,7 +205,7 @@ class AgendaItemView(SingleObjectMixin, FormView):
return kwargs
class SetClosed(RedirectView, SingleObjectMixin):
class SetClosed(SingleObjectMixin, RedirectView):
"""
Close or open an item.
"""
@ -218,15 +217,14 @@ class SetClosed(RedirectView, SingleObjectMixin):
def get_ajax_context(self, **kwargs):
closed = self.kwargs['closed']
if closed:
link = reverse('item_open', args=[self.object.pk])
link = reverse('item_open', args=[self.get_object().pk])
else:
link = reverse('item_close', args=[self.object.pk])
link = reverse('item_close', args=[self.get_object().pk])
return super(SetClosed, self).get_ajax_context(closed=closed, link=link)
def pre_redirect(self, request, *args, **kwargs):
self.object = self.get_object()
closed = kwargs['closed']
self.object.set_closed(closed)
self.get_object().set_closed(closed)
return super(SetClosed, self).pre_redirect(request, *args, **kwargs)
def get_url_name_args(self):
@ -245,7 +243,7 @@ class ItemUpdate(UpdateView):
url_name_args = []
def get_form_class(self):
if self.object.content_object:
if self.get_object().content_object:
form = RelatedItemForm
else:
form = ItemForm
@ -286,7 +284,7 @@ class ItemDelete(DeleteView):
try:
options = self.item_delete_answer_options
except AttributeError:
if self.object.children.exists():
if self.get_object().children.exists():
options = [('all', _("Yes, with all child items."))] + self.answer_options
else:
options = self.answer_options
@ -297,13 +295,13 @@ class ItemDelete(DeleteView):
"""
Deletes the item but not its children.
"""
self.object.delete(with_children=False)
self.get_object().delete(with_children=False)
def on_clicked_all(self):
"""
Deletes the item and its children.
"""
self.object.delete(with_children=True)
self.get_object().delete(with_children=True)
def get_final_message(self):
"""
@ -312,9 +310,9 @@ class ItemDelete(DeleteView):
# OpenSlidesError (invalid answer) should never be raised here because
# this method should only be called if the answer is 'yes' or 'all'.
if self.get_answer() == 'yes':
message = _('Item %s was successfully deleted.') % html_strong(self.object)
message = _('Item %s was successfully deleted.') % html_strong(self.get_object())
else:
message = _('Item %s and its children were successfully deleted.') % html_strong(self.object)
message = _('Item %s and its children were successfully deleted.') % html_strong(self.get_object())
return message
@ -329,18 +327,11 @@ class CreateRelatedAgendaItemView(SingleObjectMixin, RedirectView):
url_name = 'item_overview'
url_name_args = []
def get(self, request, *args, **kwargs):
"""
Set self.object to the relevant object.
"""
self.object = self.get_object()
return super(CreateRelatedAgendaItemView, self).get(request, *args, **kwargs)
def pre_redirect(self, request, *args, **kwargs):
"""
Create the agenda item.
"""
self.item = Item.objects.create(content_object=self.object)
self.item = Item.objects.create(content_object=self.get_object())
class AgendaNumberingView(QuestionView):
@ -388,12 +379,11 @@ class SpeakerAppendView(SingleObjectMixin, RedirectView):
model = Item
def pre_redirect(self, request, *args, **kwargs):
self.object = self.get_object()
if self.object.speaker_list_closed:
if self.get_object().speaker_list_closed:
messages.error(request, _('The list of speakers is closed.'))
else:
try:
Speaker.objects.add(item=self.object, person=request.user)
Speaker.objects.add(item=self.get_object(), person=request.user)
except OpenSlidesError, e:
messages.error(request, e)
else:
@ -418,11 +408,10 @@ class SpeakerDeleteView(DeleteView):
return True
def get(self, *args, **kwargs):
try:
return super(SpeakerDeleteView, self).get(*args, **kwargs)
except Speaker.DoesNotExist:
messages.error(self.request, _('You are not on the list of speakers.'))
if self.get_object() is None:
return super(RedirectView, self).get(*args, **kwargs)
else:
return super(SpeakerDeleteView, self).get(*args, **kwargs)
def get_object(self):
"""
@ -432,10 +421,22 @@ class SpeakerDeleteView(DeleteView):
object with the request.user as speaker.
"""
try:
return Speaker.objects.get(pk=self.kwargs['speaker'])
except KeyError:
return Speaker.objects.filter(
item=self.kwargs['pk'], person=self.request.user).exclude(weight=None).get()
speaker = self._object
except AttributeError:
speaker_pk = self.kwargs.get('speaker')
if speaker_pk is not None:
queryset = Speaker.objects.filter(pk=speaker_pk)
else:
queryset = Speaker.objects.filter(
item=self.kwargs['pk'], person=self.request.user).exclude(weight=None)
try:
speaker = queryset.get()
except Speaker.DoesNotExist:
speaker = None
if speaker_pk is not None:
messages.error(self.request, _('You are not on the list of speakers.'))
self._object = speaker
return speaker
def get_url_name_args(self):
return [self.kwargs['pk']]
@ -456,22 +457,21 @@ class SpeakerSpeakView(SingleObjectMixin, RedirectView):
model = Item
def pre_redirect(self, *args, **kwargs):
self.object = self.get_object()
try:
speaker = Speaker.objects.filter(
person=kwargs['person_id'],
item=self.object,
item=self.get_object(),
begin_time=None).get()
except Speaker.DoesNotExist: # TODO: Check the MultipleObjectsReturned error here?
messages.error(
self.request,
_('%(person)s is not on the list of %(item)s.')
% {'person': kwargs['person_id'], 'item': self.object})
% {'person': kwargs['person_id'], 'item': self.get_object()})
else:
speaker.begin_speach()
def get_url_name_args(self):
return [self.object.pk]
return [self.get_object().pk]
class SpeakerEndSpeachView(SingleObjectMixin, RedirectView):
@ -483,21 +483,20 @@ class SpeakerEndSpeachView(SingleObjectMixin, RedirectView):
model = Item
def pre_redirect(self, *args, **kwargs):
self.object = self.get_object()
try:
speaker = Speaker.objects.filter(
item=self.object,
item=self.get_object(),
end_time=None).exclude(begin_time=None).get()
except Speaker.DoesNotExist:
messages.error(
self.request,
_('There is no one speaking at the moment according to %(item)s.')
% {'item': self.object})
% {'item': self.get_object()})
else:
speaker.end_speach()
def get_url_name_args(self):
return [self.object.pk]
return [self.get_object().pk]
class SpeakerListCloseView(SingleObjectMixin, RedirectView):
@ -510,12 +509,11 @@ class SpeakerListCloseView(SingleObjectMixin, RedirectView):
url_name = 'item_view'
def pre_redirect(self, *args, **kwargs):
self.object = self.get_object()
self.object.speaker_list_closed = not self.reopen
self.object.save()
self.get_object().speaker_list_closed = not self.reopen
self.get_object().save()
def get_url_name_args(self):
return [self.object.pk]
return [self.get_object().pk]
class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
@ -528,9 +526,6 @@ class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
model = Item
url_name = 'item_view'
def pre_redirect(self, args, **kwargs):
self.object = self.get_object()
@transaction.commit_manually
def pre_post_redirect(self, request, *args, **kwargs):
"""
@ -538,7 +533,6 @@ class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
Take the string 'sort_order' from the post-data, and use this order.
"""
self.object = self.get_object()
transaction.commit()
for (counter, speaker) in enumerate(self.request.POST['sort_order'].split(',')):
try:
@ -547,7 +541,7 @@ class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
transaction.rollback()
break
try:
speaker = Speaker.objects.filter(item=self.object).get(pk=speaker_pk)
speaker = Speaker.objects.filter(item=self.get_object()).get(pk=speaker_pk)
except:
transaction.rollback()
break
@ -559,7 +553,7 @@ class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
messages.error(request, _('Could not change order. Invalid data.'))
def get_url_name_args(self):
return [self.object.pk]
return [self.get_object().pk]
class CurrentListOfSpeakersView(RedirectView):

52
openslides/assignment/views.py
View File

@ -43,31 +43,30 @@ class AssignmentDetail(DetailView):
context['form'] = self.form_class(self.request.POST)
else:
context['form'] = self.form_class()
polls = self.object.poll_set.all()
polls = self.get_object().poll_set.all()
if not self.request.user.has_perm('assignment.can_manage_assignment'):
polls = self.object.poll_set.filter(published=True)
vote_results = self.object.vote_results(only_published=True)
polls = self.get_object().poll_set.filter(published=True)
vote_results = self.get_object().vote_results(only_published=True)
else:
polls = self.object.poll_set.all()
vote_results = self.object.vote_results(only_published=False)
polls = self.get_object().poll_set.all()
vote_results = self.get_object().vote_results(only_published=False)
blocked_candidates = [
candidate.person for candidate in
self.object.assignment_candidates.filter(blocked=True)]
self.get_object().assignment_candidates.filter(blocked=True)]
context['polls'] = polls
context['vote_results'] = vote_results
context['blocked_candidates'] = blocked_candidates
context['user_is_candidate'] = self.object.is_candidate(self.request.user)
context['user_is_candidate'] = self.get_object().is_candidate(self.request.user)
return context
def post(self, *args, **kwargs):
self.object = self.get_object()
if self.request.user.has_perm('assignment.can_nominate_other'):
form = self.form_class(self.request.POST)
if form.is_valid():
user = form.cleaned_data['candidate']
try:
self.object.run(user, self.request.user)
self.get_object().run(user, self.request.user)
except NameError, e:
messages.error(self.request, e)
else:
@ -101,18 +100,17 @@ class AssignmentSetStatusView(SingleObjectMixin, RedirectView):
url_name = 'assignment_detail'
def pre_redirect(self, *args, **kwargs):
self.object = self.get_object()
status = kwargs.get('status')
if status is not None:
try:
self.object.set_status(status)
self.get_object().set_status(status)
except ValueError, e:
messages.error(self.request, e)
else:
messages.success(
self.request,
_('Election status was set to: %s.') %
html_strong(self.object.get_status_display())
html_strong(self.get_object().get_status_display())
)
@ -137,11 +135,10 @@ class AssignmentRunDeleteView(SingleObjectMixin, RedirectView):
url_name = 'assignment_detail'
def pre_redirect(self, *args, **kwargs):
self.object = self.get_object()
if self.object.status == 'sea' or self.request.user.has_perm(
if self.get_object().status == 'sea' or self.request.user.has_perm(
"assignment.can_manage_assignment"):
try:
self.object.delrun(self.request.user, blocked=True)
self.get_object().delrun(self.request.user, blocked=True)
except Exception, e:
messages.error(self.request, e)
else:
@ -167,7 +164,7 @@ class AssignmentRunOtherDeleteView(SingleObjectMixin, QuestionView):
def on_clicked_yes(self):
self._get_person_information()
try:
self.object.delrun(self.person, blocked=False)
self.get_object().delrun(self.person, blocked=False)
except Exception, e:
self.error = e
else:
@ -186,9 +183,8 @@ class AssignmentRunOtherDeleteView(SingleObjectMixin, QuestionView):
return message
def _get_person_information(self):
self.object = self.get_object()
self.person = get_person(self.kwargs.get('user_id'))
self.is_blocked = self.object.is_blocked(self.person)
self.is_blocked = self.get_object().is_blocked(self.person)
class PollCreateView(SingleObjectMixin, RedirectView):
@ -197,8 +193,7 @@ class PollCreateView(SingleObjectMixin, RedirectView):
url_name = 'assignment_detail'
def pre_redirect(self, *args, **kwargs):
self.object = self.get_object()
self.object.gen_poll()
self.get_object().gen_poll()
messages.success(self.request, _("New ballot was successfully created."))
@ -233,15 +228,15 @@ class SetPublishStatusView(SingleObjectMixin, RedirectView):
def pre_redirect(self, *args, **kwargs):
try:
self.object = self.get_object()
poll = self.get_object()
except self.model.DoesNotExist:
messages.error(self.request, _('Ballot ID %d does not exist.') %
int(kwargs['poll_id']))
else:
if self.object.published:
self.object.set_published(False)
if poll.published:
poll.set_published(False)
else:
self.object.set_published(True)
poll.set_published(True)
class SetElectedView(SingleObjectMixin, RedirectView):
@ -251,19 +246,18 @@ class SetElectedView(SingleObjectMixin, RedirectView):
allow_ajax = True
def pre_redirect(self, *args, **kwargs):
self.object = self.get_object()
self.person = get_person(kwargs['user_id'])
self.elected = kwargs['elected']
self.object.set_elected(self.person, self.elected)
self.get_object().set_elected(self.person, self.elected)
def get_ajax_context(self, **kwargs):
if self.elected:
link = reverse('assignment_user_not_elected',
args=[self.object.id, self.person.person_id])
args=[self.get_object().id, self.person.person_id])
text = _('not elected')
else:
link = reverse('assignment_user_elected',
args=[self.object.id, self.person.person_id])
args=[self.get_object().id, self.person.person_id])
text = _('elected')
return {'elected': self.elected, 'link': link, 'text': text}
@ -284,7 +278,7 @@ class AssignmentPollDeleteView(DeleteView):
super(AssignmentPollDeleteView, self).pre_post_redirect(request, *args, **kwargs)
def set_assignment(self):
self.assignment = self.object.assignment
self.assignment = self.get_object().assignment
def get_redirect_url(self, **kwargs):
return reverse('assignment_detail', args=[self.assignment.id])

4
openslides/mediafile/views.py
View File

@ -86,7 +86,7 @@ class MediafileUpdateView(MediafileViewMixin, UpdateView):
def get_form_kwargs(self, *args, **kwargs):
form_kwargs = super(MediafileUpdateView, self).get_form_kwargs(*args, **kwargs)
form_kwargs['initial'].update({'uploader': self.object.uploader.person_id})
form_kwargs['initial'].update({'uploader': self.get_object().uploader.person_id})
return form_kwargs
@ -103,7 +103,7 @@ class MediafileDeleteView(DeleteView):
def on_clicked_yes(self, *args, **kwargs):
"""Deletes the file in the filesystem, if user clicks "Yes"."""
self.object.mediafile.delete()
self.get_object().mediafile.delete()
return super(MediafileDeleteView, self).on_clicked_yes(*args, **kwargs)

150
openslides/motion/views.py
View File

@ -55,14 +55,14 @@ class MotionDetailView(DetailView):
version_number = self.kwargs.get('version_number', None)
if version_number is not None:
try:
version = self.object.versions.get(version_number=int(version_number))
version = self.get_object().versions.get(version_number=int(version_number))
except MotionVersion.DoesNotExist:
raise Http404('Version %s not found' % version_number)
else:
version = self.object.get_active_version()
version = self.get_object().get_active_version()
kwargs.update({
'allowed_actions': self.object.get_allowed_actions(self.request.user),
'allowed_actions': self.get_object().get_allowed_actions(self.request.user),
'version': version,
'title': version.title,
'text': version.text,
@ -302,21 +302,25 @@ class VersionDeleteView(DeleteView):
def get_object(self):
try:
motion = Motion.objects.get(pk=int(self.kwargs.get('pk')))
except Motion.DoesNotExist:
raise Http404('Motion %s not found.' % self.kwargs.get('pk'))
try:
version = MotionVersion.objects.get(
motion=motion,
version_number=int(self.kwargs.get('version_number')))
except MotionVersion.DoesNotExist:
raise Http404('Version %s not found.' % self.kwargs.get('version_number'))
if version == motion.active_version:
raise Http404('You can not delete the active version of a motion.')
version = self._object
except AttributeError:
try:
motion = Motion.objects.get(pk=int(self.kwargs.get('pk')))
except Motion.DoesNotExist:
raise Http404('Motion %s not found.' % self.kwargs.get('pk'))
try:
version = MotionVersion.objects.get(
motion=motion,
version_number=int(self.kwargs.get('version_number')))
except MotionVersion.DoesNotExist:
raise Http404('Version %s not found.' % self.kwargs.get('version_number'))
if version == motion.active_version:
raise Http404('You can not delete the active version of a motion.')
self._object = version
return version
def get_url_name_args(self):
return (self.object.motion_id, )
return (self.get_object().motion_id, )
version_delete = VersionDeleteView.as_view()
@ -332,12 +336,11 @@ class VersionPermitView(SingleObjectMixin, QuestionView):
def get(self, *args, **kwargs):
"""
Set self.object to a motion.
Sets self.version to a motion version.
"""
self.object = self.get_object()
version_number = self.kwargs.get('version_number', None)
try:
self.version = self.object.versions.get(version_number=int(version_number))
self.version = self.get_object().versions.get(version_number=int(version_number))
except MotionVersion.DoesNotExist:
raise Http404('Version %s not found.' % version_number)
return super(VersionPermitView, self).get(*args, **kwargs)
@ -346,7 +349,7 @@ class VersionPermitView(SingleObjectMixin, QuestionView):
"""
Returns a list with arguments to create the success- and question_url.
"""
return [self.object.pk, self.version.version_number]
return [self.get_object().pk, self.version.version_number]
def get_question_message(self):
"""
@ -358,9 +361,9 @@ class VersionPermitView(SingleObjectMixin, QuestionView):
"""
Activate the version, if the user chooses 'yes'.
"""
self.object.active_version = self.version
self.object.save(update_fields=['active_version'])
self.object.write_log(
self.get_object().active_version = self.version
self.get_object().save(update_fields=['active_version'])
self.get_object().write_log(
message_list=[ugettext_noop('Version'),
' %d ' % self.version.version_number,
ugettext_noop('permitted')],
@ -384,8 +387,8 @@ class VersionDiffView(DetailView):
try:
rev1 = int(self.request.GET['rev1'])
rev2 = int(self.request.GET['rev2'])
version_rev1 = self.object.versions.get(version_number=rev1)
version_rev2 = self.object.versions.get(version_number=rev2)
version_rev1 = self.get_object().versions.get(version_number=rev1)
version_rev2 = self.get_object().versions.get(version_number=rev2)
diff_text = htmldiff(version_rev1.text, version_rev2.text)
diff_reason = htmldiff(version_rev1.reason, version_rev2.reason)
except (KeyError, ValueError, MotionVersion.DoesNotExist):
@ -419,18 +422,11 @@ class SupportView(SingleObjectMixin, QuestionView):
model = Motion
support = True
def get(self, request, *args, **kwargs):
"""
Set self.object to a motion.
"""
self.object = self.get_object()
return super(SupportView, self).get(request, *args, **kwargs)
def check_permission(self, request):
"""
Return True if the user can support or unsupport the motion. Else: False.
"""
allowed_actions = self.object.get_allowed_actions(request.user)
allowed_actions = self.get_object().get_allowed_actions(request.user)
if self.support and not allowed_actions['support']:
messages.error(request, _('You can not support this motion.'))
return False
@ -459,11 +455,11 @@ class SupportView(SingleObjectMixin, QuestionView):
if self.check_permission(self.request):
user = self.request.user
if self.support:
self.object.support(person=user)
self.object.write_log([ugettext_noop('Motion supported')], user)
self.get_object().support(person=user)
self.get_object().write_log([ugettext_noop('Motion supported')], user)
else:
self.object.unsupport(person=user)
self.object.write_log([ugettext_noop('Motion unsupported')], user)
self.get_object().unsupport(person=user)
self.get_object().write_log([ugettext_noop('Motion unsupported')], user)
def get_final_message(self):
"""
@ -486,26 +482,19 @@ class PollCreateView(SingleObjectMixin, RedirectView):
model = Motion
url_name = 'motionpoll_detail'
def get(self, request, *args, **kwargs):
"""
Set self.object to a motion.
"""
self.object = self.get_object()
return super(PollCreateView, self).get(request, *args, **kwargs)
def pre_redirect(self, request, *args, **kwargs):
"""
Create the poll for the motion.
"""
self.poll = self.object.create_poll()
self.object.write_log([ugettext_noop("Poll created")], request.user)
self.poll = self.get_object().create_poll()
self.get_object().write_log([ugettext_noop("Poll created")], request.user)
messages.success(request, _("New vote was successfully created."))
def get_redirect_url(self, **kwargs):
"""
Return the URL to the UpdateView of the poll.
"""
return reverse('motionpoll_update', args=[self.object.pk, self.poll.poll_number])
return reverse('motionpoll_update', args=[self.get_object().pk, self.poll.poll_number])
poll_create = PollCreateView.as_view()
@ -525,16 +514,21 @@ class PollMixin(object):
Use the motion id and the poll_number from the url kwargs to get the
object.
"""
queryset = MotionPoll.objects.filter(
motion=self.kwargs['pk'],
poll_number=self.kwargs['poll_number'])
return get_object_or_404(queryset)
try:
obj = self._object
except AttributeError:
queryset = MotionPoll.objects.filter(
motion=self.kwargs['pk'],
poll_number=self.kwargs['poll_number'])
obj = get_object_or_404(queryset)
self._object = obj
return obj
def get_url_name_args(self):
"""
Return the arguments to create the url to the success_url.
"""
return [self.object.motion.pk]
return [self.get_object().motion.pk]
class PollUpdateView(PollMixin, PollFormView):
@ -566,7 +560,7 @@ class PollUpdateView(PollMixin, PollFormView):
Write a log message, if the form is valid.
"""
value = super(PollUpdateView, self).form_valid(form)
self.object.write_log([ugettext_noop('Poll updated')], self.request.user)
self.get_object().write_log([ugettext_noop('Poll updated')], self.request.user)
return value
poll_update = PollUpdateView.as_view()
@ -584,13 +578,13 @@ class PollDeleteView(PollMixin, DeleteView):
Write a log message, if the form is valid.
"""
super(PollDeleteView, self).on_clicked_yes()
self.object.motion.write_log([ugettext_noop('Poll deleted')], self.request.user)
self.get_object().motion.write_log([ugettext_noop('Poll deleted')], self.request.user)
def get_redirect_url(self, **kwargs):
"""
Return the URL to the DetailView of the motion.
"""
return reverse('motion_detail', args=[self.object.motion.pk])
return reverse('motion_detail', args=[self.get_object().motion.pk])
poll_delete = PollDeleteView.as_view()
@ -603,15 +597,11 @@ class PollPDFView(PollMixin, PDFView):
required_permission = 'motion.can_manage_motion'
top_space = 0
def get(self, *args, **kwargs):
self.object = self.get_object()
return super(PollPDFView, self).get(*args, **kwargs)
def get_filename(self):
"""
Return the filename for the PDF.
"""
return u'%s%s_%s' % (_("Motion"), str(self.object.poll_number), _("Poll"))
return u'%s%s_%s' % (_("Motion"), str(self.get_object().poll_number), _("Poll"))
def get_template(self, buffer):
return SimpleDocTemplate(
@ -625,7 +615,7 @@ class PollPDFView(PollMixin, PDFView):
"""
Append PDF objects.
"""
motion_poll_to_pdf(pdf, self.object)
motion_poll_to_pdf(pdf, self.get_object())
poll_pdf = PollPDFView.as_view()
@ -646,26 +636,25 @@ class MotionSetStateView(SingleObjectMixin, RedirectView):
"""
Save the new state and write a log message.
"""
self.object = self.get_object()
success = False
if self.reset:
self.object.reset_state()
self.get_object().reset_state()
success = True
elif self.object.state.id == int(kwargs['state']):
elif self.get_object().state.id == int(kwargs['state']):
messages.error(request, _('You can not set the state of the motion. It is already done.'))
elif int(kwargs['state']) not in [state.id for state in self.object.state.next_states.all()]:
elif int(kwargs['state']) not in [state.id for state in self.get_object().state.next_states.all()]:
messages.error(request, _('You can not set the state of the motion to %s.') % _(State.objects.get(pk=int(kwargs['state'])).name))
else:
self.object.set_state(int(kwargs['state']))
self.get_object().set_state(int(kwargs['state']))
success = True
if success:
self.object.save(update_fields=['state', 'identifier'])
self.object.write_log(
message_list=[ugettext_noop('State changed to'), ' ', self.object.state.name], # TODO: Change string to 'State set to ...'
self.get_object().save(update_fields=['state', 'identifier'])
self.get_object().write_log(
message_list=[ugettext_noop('State changed to'), ' ', self.get_object().state.name], # TODO: Change string to 'State set to ...'
person=self.request.user)
messages.success(request,
_('The state of the motion was set to %s.')
% html_strong(_(self.object.state.name)))
% html_strong(_(self.get_object().state.name)))
set_state = MotionSetStateView.as_view()
reset_state = MotionSetStateView.as_view(reset=True)
@ -682,7 +671,7 @@ class CreateRelatedAgendaItemView(_CreateRelatedAgendaItemView):
Create the agenda item.
"""
super(CreateRelatedAgendaItemView, self).pre_redirect(request, *args, **kwargs)
self.object.write_log([ugettext_noop('Agenda item created')], self.request.user)
self.get_object().write_log([ugettext_noop('Agenda item created')], self.request.user)
create_agenda_item = CreateRelatedAgendaItemView.as_view()
@ -701,13 +690,12 @@ class MotionPDFView(SingleObjectMixin, PDFView):
top_space = 0
print_all_motions = False
def get(self, request, *args, **kwargs):
"""
Set self.object to a motion.
"""
if not self.print_all_motions:
self.object = self.get_object()
return super(MotionPDFView, self).get(request, *args, **kwargs)
def get_object(self, *args, **kwargs):
if self.print_all_motions:
obj = None
else:
obj = super(MotionPDFView, self).get_object(*args, **kwargs)
return obj
def get_filename(self):
"""
@ -716,10 +704,10 @@ class MotionPDFView(SingleObjectMixin, PDFView):
if self.print_all_motions:
return _("Motions")
else:
if self.object.identifier:
suffix = self.object.identifier.replace(' ', '')
if self.get_object().identifier:
suffix = self.get_object().identifier.replace(' ', '')
else:
suffix = self.object.title.replace(' ', '_')
suffix = self.get_object().title.replace(' ', '_')
suffix = slugify(suffix)
return '%s-%s' % (_("Motion"), suffix)
@ -730,7 +718,7 @@ class MotionPDFView(SingleObjectMixin, PDFView):
if self.print_all_motions:
motions_to_pdf(pdf)
else:
motion_to_pdf(pdf, self.object)
motion_to_pdf(pdf, self.get_object())
motion_list_pdf = MotionPDFView.as_view(print_all_motions=True)
motion_detail_pdf = MotionPDFView.as_view(print_all_motions=False)

33
openslides/participant/views.py
View File

@ -162,13 +162,13 @@ class UserDeleteView(DeleteView):
url_name_args = []
def pre_redirect(self, request, *args, **kwargs):
if self.object == self.request.user:
if self.get_object() == self.request.user:
messages.error(request, _("You can not delete yourself."))
else:
super(UserDeleteView, self).pre_redirect(request, *args, **kwargs)
def pre_post_redirect(self, request, *args, **kwargs):
if self.object == self.request.user:
if self.get_object() == self.request.user:
messages.error(self.request, _("You can not delete yourself."))
else:
super(UserDeleteView, self).pre_post_redirect(request, *args, **kwargs)
@ -185,23 +185,22 @@ class SetUserStatusView(SingleObjectMixin, RedirectView):
model = User
def pre_redirect(self, request, *args, **kwargs):
self.object = self.get_object()
action = kwargs['action']
if action == 'activate':
self.object.is_active = True
self.get_object().is_active = True
elif action == 'deactivate':
if self.object.user == self.request.user:
if self.get_object().user == self.request.user:
messages.error(request, _("You can not deactivate yourself."))
else:
self.object.is_active = False
self.get_object().is_active = False
elif action == 'toggle':
self.object.is_active = not self.object.is_active
self.object.save()
self.get_object().is_active = not self.get_object().is_active
self.get_object().save()
return super(SetUserStatusView, self).pre_redirect(request, *args, **kwargs)
def get_ajax_context(self, **kwargs):
context = super(SetUserStatusView, self).get_ajax_context(**kwargs)
context['active'] = self.object.is_active
context['active'] = self.get_object().is_active
return context
@ -257,18 +256,14 @@ class ResetPasswordView(SingleObjectMixin, QuestionView):
allow_ajax = True
question_message = ugettext_lazy('Do you really want to reset the password?')
def get(self, request, *args, **kwargs):
self.object = self.get_object()
return super(ResetPasswordView, self).get(request, *args, **kwargs)
def get_redirect_url(self, **kwargs):
return reverse('user_edit', args=[self.object.id])
return reverse('user_edit', args=[self.get_object().id])
def on_clicked_yes(self):
self.object.reset_password()
self.get_object().reset_password()
def get_final_message(self):
return _('The Password for %s was successfully reset.') % html_strong(self.object)
return _('The Password for %s was successfully reset.') % html_strong(self.get_object())
class GroupOverview(ListView):
@ -361,12 +356,12 @@ class GroupDeleteView(DeleteView):
"""
Checks whether the group is protected.
"""
if self.object.pk in [1, 2]:
if self.get_object().pk in [1, 2]:
messages.error(self.request, _('You can not delete this group.'))
return True
if (not self.request.user.is_superuser and
get_protected_perm() in self.object.permissions.all() and
not Group.objects.exclude(pk=self.object.pk).filter(
get_protected_perm() in self.get_object().permissions.all() and
not Group.objects.exclude(pk=self.get_object().pk).filter(
permissions__in=[get_protected_perm()],
user__pk=self.request.user.pk).exists()):
messages.error(

13
openslides/poll/views.py
View File

@ -11,11 +11,11 @@ class PollFormView(FormMixin, TemplateView):
poll_class = None
def get(self, request, *args, **kwargs):
self.poll = self.object = self.get_object()
self.poll = self.get_object()
return super(PollFormView, self).get(request, *args, **kwargs)
def post(self, request, *args, **kwargs):
self.poll = self.object = self.get_object()
self.poll = self.get_object()
option_forms = self.poll.get_vote_forms(data=self.request.POST)
FormClass = self.get_modelform_class()
@ -57,8 +57,13 @@ class PollFormView(FormMixin, TemplateView):
"""
Returns the poll object. Raises Http404 if the poll does not exist.
"""
queryset = self.get_poll_class().objects.filter(pk=self.kwargs['poll_id'])
return get_object_or_404(queryset)
try:
obj = self._object
except AttributeError:
queryset = self.get_poll_class().objects.filter(pk=self.kwargs['poll_id'])
obj = get_object_or_404(queryset)
self._object = obj
return obj
def get_context_data(self, **kwargs):
context = super(PollFormView, self).get_context_data(**kwargs)

47
openslides/utils/views.py
View File

@ -14,7 +14,6 @@ from django.utils.decorators import method_decorator
from django.utils.translation import ugettext as _
from django.utils.translation import ugettext_lazy
from django.views import generic as django_views
from django.views.generic.detail import SingleObjectMixin
from reportlab.lib.units import cm
from reportlab.platypus import SimpleDocTemplate, Spacer
@ -166,6 +165,32 @@ class UrlMixin(object):
return value
class SingleObjectMixin(django_views.detail.SingleObjectMixin):
"""
Mixin for single objects from the database.
"""
def dispatch(self, *args, **kwargs):
if not hasattr(self, 'object'):
# Save the object not only in the cache but in the public
# attribute self.object because Django expects this later.
# Because get_object() has an internal cache this line is not a
# performance problem.
self.object = self.get_object()
return super(SingleObjectMixin, self).dispatch(*args, **kwargs)
def get_object(self, *args, **kwargs):
"""
Returns the single object from database or cache.
"""
try:
obj = self._object
except AttributeError:
obj = super(SingleObjectMixin, self).get_object(*args, **kwargs)
self._object = obj
return obj
class FormMixin(UrlMixin):
"""
Mixin for views with forms.
@ -442,14 +467,14 @@ class FormView(PermissionMixin, ExtraContextMixin, FormMixin,
class UpdateView(PermissionMixin, ExtraContextMixin,
ModelFormMixin, django_views.UpdateView):
ModelFormMixin, SingleObjectMixin, django_views.UpdateView):
"""
View to update an model object.
"""
def get_success_message(self):
if self.success_message is None:
message = _('%s was successfully modified.') % html_strong(self.object)
message = _('%s was successfully modified.') % html_strong(self.get_object())
else:
message = self.success_message
return message
@ -459,6 +484,10 @@ class CreateView(PermissionMixin, ExtraContextMixin,
ModelFormMixin, django_views.CreateView):
"""
View to create a model object.
Note: This class has a django method get_object() which is different form
the method in openslides.utils.views.SingleObjectMixin. The result
is not cached.
"""
def get_success_message(self):
@ -477,10 +506,6 @@ class DeleteView(SingleObjectMixin, QuestionView):
success_url = None
success_url_name = None
def get(self, request, *args, **kwargs):
self.object = self.get_object()
return super(DeleteView, self).get(request, *args, **kwargs)
def get_redirect_url(self, **kwargs):
"""
Returns the url on which the delete dialog is shown and the url after
@ -510,22 +535,22 @@ class DeleteView(SingleObjectMixin, QuestionView):
"""
Returns the question for the delete dialog.
"""
return _('Do you really want to delete %s?') % html_strong(self.object)
return _('Do you really want to delete %s?') % html_strong(self.get_object())
def on_clicked_yes(self):
"""
Deletes the object.
"""
self.object.delete()
self.get_object().delete()
def get_final_message(self):
"""
Prints the success message to the user.
"""
return _('%s was successfully deleted.') % html_strong(self.object)
return _('%s was successfully deleted.') % html_strong(self.get_object())
class DetailView(PermissionMixin, ExtraContextMixin, django_views.DetailView):
class DetailView(PermissionMixin, ExtraContextMixin, SingleObjectMixin, django_views.DetailView):
"""
View to show an model object.
"""

4
tests/mediafile/tests.py
View File

@ -203,8 +203,8 @@ class MediafileTest(TestCase):
response = clients['client_normal_user'].get('/mediafile/1/del/')
self.assertEqual(response.status_code, 403)
bad_client = Client()
response = bad_client.get('/mediafile/2/del/')
self.assertRedirects(response, expected_url='/login/?next=/mediafile/2/del/', status_code=302, target_status_code=200)
response = bad_client.get('/mediafile/1/del/')
self.assertRedirects(response, expected_url='/login/?next=/mediafile/1/del/', status_code=302, target_status_code=200)
def test_delete_mediafile_get_request_own_file(self):
self.object.uploader = self.vip_user

1
tests/settings.py
View File

@ -29,6 +29,7 @@ DATABASES = {
# Add OpenSlides plugins to this list
INSTALLED_PLUGINS = (
'tests.person_api',
'tests.utils',
)
INSTALLED_APPS += INSTALLED_PLUGINS

8
tests/utils/models.py Normal file
View File

@ -0,0 +1,8 @@
from django.db import models
class DummyModel(models.Model):
"""
Dummy model to test some model views.
"""
title = models.CharField(max_length=255)

5
tests/utils/templates/utils/dummymodel_detail.html Normal file
View File

@ -0,0 +1,5 @@
<html>
<body>
{{ object.title }}
</body>
</html>

13
tests/utils/test_views.py
View File

@ -3,6 +3,7 @@
from django.contrib.auth.models import AnonymousUser
from django.core.exceptions import ImproperlyConfigured
from django.core.urlresolvers import clear_url_caches
from django.db import connection, reset_queries
from django.test import RequestFactory
from django.test.client import Client
from django.test.utils import override_settings
@ -13,6 +14,7 @@ from openslides.utils.signals import template_manipulation
from openslides.utils.test import TestCase
from . import views as test_views
from .models import DummyModel
@override_settings(ROOT_URLCONF='tests.utils.urls')
@ -194,6 +196,17 @@ class QuestionViewTest(ViewTestCase):
self.assertIn('the question', question)
class DetailViewTest(ViewTestCase):
def test_get_object_cache(self):
with self.settings(DEBUG=True):
DummyModel.objects.create(title='title_ooth8she7yos1Oi8Boh3')
reset_queries()
client = Client()
response = client.get('/dummy_detail_view/1/')
self.assertContains(response, 'title_ooth8she7yos1Oi8Boh3')
self.assertEqual(len(connection.queries), 3)
def set_context(sender, request, context, **kwargs):
"""
receiver for testing the ExtraContextMixin

3
tests/utils/urls.py
View File

@ -28,4 +28,7 @@ urlpatterns += patterns(
url(r'^permission_mixin3/$',
views.PermissionMixinView.as_view(required_permission='agenda.can_see_agenda')),
url(r'^dummy_detail_view/(?P<pk>\d+)/$',
views.DummyDetailView.as_view()),
)

14
tests/utils/views.py
View File

@ -2,6 +2,8 @@ from django.http import HttpResponse
from openslides.utils import views
from .models import DummyModel
class GetAbsoluteUrl(object):
"""
@ -45,3 +47,15 @@ class UrlMixinView(views.UrlMixin, views.View):
class UrlMixinViewWithObject(views.UrlMixin, views.View):
object = GetAbsoluteUrl()
class DummyDetailView(views.DetailView):
model = DummyModel
def get_context_data(self, **context):
context = super(DummyDetailView, self).get_context_data(**context)
# Just call get_object() some times to test the cache
self.get_object()
self.get_object()
self.get_object()
return context