OpenSlides/openslides/agenda/views.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
openslides.agenda.views
~~~~~~~~~~~~~~~~~~~~~~~
Views for the agenda app.
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:copyright: 2011, 2012 by the OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
"""
from reportlab.platypus import Paragraph
from django.db.models import Model
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from django.core.urlresolvers import reverse
from django.contrib import messages
from django.utils.translation import ugettext as _
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from django.core.context_processors import csrf
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from django.views.generic.detail import SingleObjectMixin
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from utils.pdf import stylesheet
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from utils.views import (TemplateView, RedirectView, UpdateView, CreateView,
DeleteView, PDFView, FormView, DetailView)
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from utils.template import Tab
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from config.models import config
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from projector.api import get_active_slide, set_active_slide
from agenda.models import Item
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from agenda.forms import ItemOrderForm, ItemForm, ConfigForm
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class Overview(TemplateView):
permission_required = 'agenda.can_see_agenda'
template_name = 'agenda/overview.html'
def get_context_data(self, **kwargs):
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context = super(Overview, self).get_context_data(**kwargs)
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context.update({
'items': Item.objects.all(),
'overview': get_active_slide(only_sid=True) == 'agenda_show',
})
return context
def post(self, request, *args, **kwargs):
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#todo: check for permission
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context = self.get_context_data(**kwargs)
#todo: check for any erros in the forms befor saving the data
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for item in Item.objects.all():
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form = ItemOrderForm(request.POST, prefix="i%d" % item.id)
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if form.is_valid():
try:
parent = Item.objects.get(id=form.cleaned_data['parent'])
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except Item.DoesNotExist:
parent = None
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item.weight = form.cleaned_data['weight']
item.parent = parent
Model.save(item)
Item.objects.rebuild()
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return self.render_to_response(context)
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class View(DetailView):
permission_required = 'agenda.can_see_agenda'
template_name = 'agenda/view.html'
model = Item
context_object_name = 'item'
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class SetClosed(RedirectView, SingleObjectMixin):
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"""
Close or open an Item.
"""
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permission_required = 'agenda.can_manage_agenda'
allow_ajax = True
url = 'item_overview'
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model = Item
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def get_ajax_context(self, **kwargs):
context = super(SetClosed, self).get_ajax_context(**kwargs)
closed = kwargs['closed']
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if closed:
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link = reverse('item_open', args=[self.object.id])
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else:
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link = reverse('item_close', args=[self.object.id])
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context.update({
'closed': kwargs['closed'],
'link': link,
})
return context
def pre_redirect(self, request, *args, **kwargs):
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self.object = self.get_object()
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closed = kwargs['closed']
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self.object.set_closed(closed)
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return super(SetClosed, self).pre_redirect(request, *args, **kwargs)
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class ItemUpdate(UpdateView):
permission_required = 'agenda.can_manage_agenda'
template_name = 'agenda/edit.html'
model = Item
context_object_name = 'item'
form_class = ItemForm
success_url = 'item_overview'
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class ItemCreate(CreateView):
permission_required = 'agenda.can_manage_agenda'
template_name = 'agenda/edit.html'
model = Item
context_object_name = 'item'
form_class = ItemForm
success_url = 'item_overview'
class ItemDelete(DeleteView):
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"""
Delete an Item.
"""
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permission_required = 'agenda.can_manage_agenda'
model = Item
url = 'item_overview'
def pre_post_redirect(self, request, *args, **kwargs):
self.object = self.get_object()
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if 'all' in request.POST:
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self.object.delete()
messages.success(request, _("Item <b>%s</b> and his children were successfully deleted.") % self.object)
else:
for child in self.object.get_children():
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child.parent = self.object.parent
child.save()
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self.object.delete()
messages.success(request, _("Item <b>%s</b> was successfully deleted.") % self.object)
def gen_confirm_form(self, request, message, url, singleitem=False):
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if singleitem:
messages.warning(request, '%s<form action="%s" method="post"><input type="hidden" value="%s" name="csrfmiddlewaretoken"><input type="submit" value="%s" /> <input type="button" value="%s"></form>' % (message, url, csrf(request)['csrf_token'], _("Yes"), _("No")))
else:
messages.warning(request, '%s<form action="%s" method="post"><input type="hidden" value="%s" name="csrfmiddlewaretoken"><input type="submit" value="%s" /> <input type="submit" name="all" value="%s" /> <input type="button" value="%s"></form>' % (message, url, csrf(request)['csrf_token'], _("Yes"), _("Yes, with all child items."), _("No")))
def confirm_form(self, request, object, item=None):
if item is None:
item = object
if item.get_children():
self.gen_confirm_form(request, _('Do you really want to delete <b>%s</b>?') % item, item.get_absolute_url('delete'), False)
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else:
self.gen_confirm_form(request, _('Do you really want to delete <b>%s</b>?') % item, item.get_absolute_url('delete'), True)
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class AgendaPDF(PDFView):
permission_required = 'agenda.can_see_agenda'
filename = _('Agenda')
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document_title = _('Agenda')
def append_to_pdf(self, story):
for item in Item.objects.all():
ancestors = item.get_ancestors()
if ancestors:
space = "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;" * ancestors.count()
story.append(Paragraph("%s%s" % (space, item.get_title()), stylesheet['Subitem']))
else:
story.append(Paragraph(item.get_title(), stylesheet['Item']))
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class Config(FormView):
permission_required = 'config.can_manage_config'
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form_class = ConfigForm
template_name = 'agenda/config.html'
def get_initial(self):
return {'agenda_countdown_time': config['agenda_countdown_time']}
def form_valid(self, form):
config['agenda_countdown_time'] = form.cleaned_data['agenda_countdown_time']
messages.success(self.request, _('Agenda settings successfully saved.'))
return super(Config, self).form_valid(form)
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def register_tab(request):
selected = True if request.path.startswith('/agenda/') else False
return Tab(
title=_('Agenda'),
url=reverse('item_overview'),
permission=request.user.has_perm('agenda.can_see_agenda') or request.user.has_perm('agenda.can_manage_agenda'),
selected=selected,
)