def add_composition(request):
"""
Creates a CompositionList by selecting the
:class:`FriendListGroupName <friendycontrol.models.FriendListGroupName>` that
will form this :class:`CompositionList <friendycontrol.models.CompositionList>` object.
**Template:**
``friendycontrol/composition_form.html``
**Context:**
``form_composition``: a select multiple box
``form_readable``: a checkbox to mark whether you give
or deny the readable permission
``form_app``: the application to which you give readable access
``add``: ``True`` if you want to re-mark that is an *add* operation
**Decorators:**
:func:`django.contrib.auth.decorators.login_required`
"""
if request.method == 'POST':
form_composition = CompositionListForm(request.user, data=request.POST)
form_readable = ReadableForm(data=request.POST)
if form_composition.is_valid() and form_readable.is_valid():
composition = form_composition.save(commit=False)
composition.owner = request.user
#composition.spaces = form_app.perm_space
composition.save()
form_composition.save_m2m()
readable = form_readable.save(commit=False)
readable.foreign_group = composition
readable.save()
for space in form_composition.cleaned_data['spaces']:
app = RelationModel()
app.readable = readable
app.content_object = space
app.save()
return HttpResponseRedirect(reverse('friendy_show_main_compositions'))
else:
form_composition = CompositionListForm(request.user)
form_readable = ReadableForm()
return render_to_response('friendycontrol/composition_form.html',
{'form_composition': form_composition,
'form_readable': form_readable,
'add': True},
context_instance=RequestContext(request))
def edit_composition(request, id):
"""
Edits the CompositionList by changing the elements that belongs to it.
**Template:**
``friendycontrol/composition_form.html``
**Context:**
``form_composition``: a select multiple box
``form_readable``: a checkbox to mark whether you give
or deny the readable permission
``form_app``: the application to which you give readable access
``add``: ``True`` if you want to re-mark that is an *add* operation
**Decorators:**
:func:`django.contrib.auth.decorators.login_required`
"""
try:
composition_list = get_object_or_404(CompositionList, id=id,
owner = request.user)
readable = composition_list.readable_set.get(foreign_group=composition_list.id)
relationmodel_list = readable.relationmodel_set.all()
except (Http404, Readable.DoesNotExist, RelationModel.DoesNotExist):
raise Http404
if request.method == 'POST':
form_composition = CompositionListForm(request.user,
instance=composition_list,
data = request.POST)
form_readable = ReadableForm(instance = readable, data = request.POST)
#form_app = AppForm(request.user, data = request.POST)
if form_composition.is_valid() and form_readable.is_valid():
form_composition.save()
form_readable.save()
for space in form_composition.cleaned_data['spaces']:
try:
# If it exists, then do nothing, since nothing has changed
app = get_object_or_404(RelationModel, readable=readable,
object_id = space.id)
except Http404:
# If it does not exist, then create the new value
app = RelationModel()
app.readable = readable
app.content_object = space
app.save()
# We have created all the elements, but we must delete those that are no
# longer part of this group
for element in relationmodel_list:
try:
app = relationmodel_list.get(id=element.id)
empty = form_composition.cleaned_data['spaces'].filter(id=app.object_id)
if len(empty)==0:
app.delete()
except Space.DoesNotExist:
print "Exception: %s" % (element)
raise Space.DoesNotExist('Hubo un problema en la app friendycontrol')
return HttpResponseRedirect(reverse('friendy_show_main_compositions'))
else:
form_composition = CompositionListForm(request.user, instance=composition_list)
form_readable = ReadableForm(instance = readable)
#initial = {'perm_space':[value[0] for value in relationmodel_list.values_list('object_id')]}
#form_app = AppForm(request.user, initial)
return render_to_response('friendycontrol/composition_form.html',
{'form_composition': form_composition,
'form_readable': form_readable,
#'form_app': form_app,
'add': False},
context_instance=RequestContext(request))