436 lines
14 KiB
Python
436 lines
14 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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openslides.agenda.views
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~~~~~~~~~~~~~~~~~~~~~~~
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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.
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"""
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# TODO: Rename all views and template names
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from reportlab.platypus import Paragraph
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from datetime import datetime, timedelta
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from django.core.urlresolvers import reverse
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from django.contrib import messages
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from django.db import transaction
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from django.db.models import Model
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from django.utils.translation import ugettext as _, ugettext_lazy
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from django.views.generic.detail import SingleObjectMixin
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from openslides.config.api import config
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from openslides.utils.pdf import stylesheet
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from openslides.utils.exceptions import OpenSlidesError
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from openslides.utils.views import (
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TemplateView, RedirectView, UpdateView, CreateView, DeleteView, PDFView,
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DetailView, FormView, SingleObjectMixin)
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from openslides.utils.template import Tab
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from openslides.utils.utils import html_strong
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from openslides.projector.api import get_active_slide
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from openslides.projector.projector import Widget, SLIDE
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from .models import Item, Speaker
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from .forms import ItemOrderForm, ItemForm, AppendSpeakerForm
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class Overview(TemplateView):
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"""
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Show all agenda items, and update there range via post.
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"""
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permission_required = 'agenda.can_see_agenda'
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template_name = 'agenda/overview.html'
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def get_context_data(self, **kwargs):
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context = super(Overview, self).get_context_data(**kwargs)
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if self.request.user.has_perm('agenda.can_see_orga_items'):
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items = Item.objects.all()
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else:
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items = Item.objects.filter(type__exact=Item.AGENDA_ITEM)
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start = config['agenda_start_event_date_time']
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if start is None or len(start) == 0:
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start = None
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else:
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start = datetime.strptime(start, '%d.%m.%Y %H:%M')
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duration = timedelta()
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for item in items:
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if not item.closed and (item.duration is not None
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and len(item.duration) > 0):
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duration_list = item.duration.split(':')
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duration += timedelta(hours=int(duration_list[0]),
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minutes=int(duration_list[1]))
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if not start is None:
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item.tooltip = start + duration
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if start is None:
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end = None
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else:
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end = start + duration
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duration = u'%d:%02d' % (
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(duration.days * 24 + duration.seconds / 3600.0),
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(duration.seconds / 60.0 % 60))
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context.update({
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'items': items,
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'active_sid': get_active_slide(only_sid=True),
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'duration': duration,
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'start': start,
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'end': end})
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return context
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@transaction.commit_manually
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def post(self, request, *args, **kwargs):
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context = self.get_context_data(**kwargs)
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if not request.user.has_perm('agenda.can_manage_agenda'):
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messages.error(
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request,
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_('You are not authorized to manage the agenda.'))
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return self.render_to_response(context)
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transaction.commit()
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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():
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try:
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parent = Item.objects.get(id=form.cleaned_data['parent'])
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except Item.DoesNotExist:
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parent = None
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item.weight = form.cleaned_data['weight']
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item.parent = parent
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Model.save(item)
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else:
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transaction.rollback()
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messages.error(
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request, _('Errors when reordering of the agenda'))
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return self.render_to_response(context)
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Item.objects.rebuild()
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# TODO: assure, that it is a valid tree
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transaction.commit()
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return self.render_to_response(context)
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class AgendaItemView(SingleObjectMixin, FormView):
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"""
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Show an agenda item.
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"""
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# TODO: use 'SingleObjectTemplateResponseMixin' to choose the right template name
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permission_required = 'agenda.can_see_agenda'
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template_name = 'agenda/view.html'
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model = Item
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context_object_name = 'item'
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form_class = AppendSpeakerForm
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def get_context_data(self, **kwargs):
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self.object = self.get_object()
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speakers = Speaker.objects.filter(time=None, item=self.object.pk).order_by('weight')
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old_speakers = list(Speaker.objects.exclude(time=None).order_by('time'))
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kwargs.update({
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'object': self.object,
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'speakers': speakers,
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'old_speakers': old_speakers,
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'is_speaker': Speaker.objects.filter(
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time=None, person=self.request.user, item=self.object).exists(),
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'show_list': config['presentation_argument'] == 'show_list_of_speakers',
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})
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return super(AgendaItemView, self).get_context_data(**kwargs)
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def form_valid(self, form):
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Speaker.objects.add(person=form.cleaned_data['speaker'], item=self.get_object())
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return self.render_to_response(self.get_context_data(form=form))
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def get_form_kwargs(self):
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kwargs = super(AgendaItemView, self).get_form_kwargs()
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kwargs['item'] = self.get_object()
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return kwargs
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class SetClosed(RedirectView, SingleObjectMixin):
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"""
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Close or open an item.
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"""
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permission_required = 'agenda.can_manage_agenda'
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allow_ajax = True
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url_name = 'item_overview'
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model = Item
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def get_ajax_context(self, **kwargs):
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context = super(SetClosed, self).get_ajax_context(**kwargs)
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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({
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'closed': kwargs['closed'],
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'link': link})
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return context
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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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def get_url_name_args(self):
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return []
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class ItemUpdate(UpdateView):
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"""
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Update an existing item.
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"""
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permission_required = 'agenda.can_manage_agenda'
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template_name = 'agenda/edit.html'
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model = Item
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context_object_name = 'item'
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form_class = ItemForm
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success_url_name = 'item_overview'
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class ItemCreate(CreateView):
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"""
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Create a new item.
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"""
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permission_required = 'agenda.can_manage_agenda'
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template_name = 'agenda/edit.html'
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model = Item
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context_object_name = 'item'
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form_class = ItemForm
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success_url_name = 'item_overview'
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class ItemDelete(DeleteView):
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"""
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Delete an item.
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"""
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permission_required = 'agenda.can_manage_agenda'
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model = Item
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question_url_name = 'item_overview'
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success_url_name = 'item_overview'
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def get_answer_options(self):
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if self.object.children.exists():
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return [('all', _("Yes, with all child items."))] + self.answer_options
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else:
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return self.answer_options
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def pre_post_redirect(self, request, *args, **kwargs):
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if self.get_answer() == 'all':
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self.object.delete(with_children=True)
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messages.success(
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request,
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_("Item %s and his children were successfully deleted.")
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% html_strong(self.object))
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elif self.get_answer() == 'yes':
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self.object.delete(with_children=False)
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messages.success(
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request,
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_("Item %s was successfully deleted.")
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% html_strong(self.object))
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class AgendaPDF(PDFView):
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"""
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Create a full agenda-PDF.
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"""
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permission_required = 'agenda.can_see_agenda'
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filename = ugettext_lazy('Agenda')
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document_title = ugettext_lazy('Agenda')
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def append_to_pdf(self, story):
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for item in Item.objects.filter(type__exact=Item.AGENDA_ITEM):
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ancestors = item.get_ancestors()
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if ancestors:
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space = " " * 6 * ancestors.count()
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story.append(Paragraph(
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"%s%s" % (space, item.get_title()),
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stylesheet['Subitem']))
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else:
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story.append(Paragraph(item.get_title(), stylesheet['Item']))
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class SpeakerAppendView(SingleObjectMixin, RedirectView):
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"""
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Set the request.user to the speaker list.
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"""
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permission_required = 'agenda.can_be_speaker'
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url_name = 'item_view'
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model = Item
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def pre_redirect(self, request, *args, **kwargs):
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self.object = self.get_object()
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if self.object.speaker_list_closed:
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messages.error(request, _('List of speakers is closed.'))
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else:
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try:
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Speaker.objects.add(item=self.object, person=request.user)
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except OpenSlidesError, e:
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messages.error(request, e)
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class SpeakerDeleteView(DeleteView):
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"""
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Delete the request.user or a specific user from the speaker list.
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"""
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success_url_name = 'item_view'
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question_url_name = 'item_view'
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def has_permission(self, request, *args, **kwargs):
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"""
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Check the permission to delete a speaker.
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"""
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if 'speaker' in kwargs:
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return request.user.has_perm('agenda.can_manage_agenda')
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else:
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# Any person how is on the list of speakers can delete him self from the list
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return True
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def get(self, *args, **kwargs):
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try:
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return super(SpeakerDeleteView, self).get(*args, **kwargs)
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except Speaker.DoesNotExist:
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messages.error(self.request, _('You are not on the list of speakers.'))
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return super(RedirectView, self).get(*args, **kwargs)
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def get_object(self):
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"""
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Returns the speaker object.
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If 'speaker' is in kwargs, this speaker object is returnd. Else, a speaker
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object with the request.user as speaker.
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"""
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try:
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return Speaker.objects.get(pk=self.kwargs['speaker'])
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except KeyError:
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return Speaker.objects.filter(
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item=self.kwargs['pk'], person=self.request.user).exclude(weight=None).get()
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def get_url_name_args(self):
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return [self.kwargs['pk']]
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def get_question(self):
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if 'speaker' in self.kwargs:
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return super(SpeakerDeleteView, self).get_question()
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else:
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return _('Do you really want to remove yourself from the list of speakers?')
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class SpeakerSpeakView(SingleObjectMixin, RedirectView):
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"""
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Mark a speaker, that he can speak.
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"""
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permission_required = 'agenda.can_manage_agenda'
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url_name = 'item_view'
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model = Item
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def pre_redirect(self, *args, **kwargs):
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self.object = self.get_object()
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try:
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speaker = Speaker.objects.filter(
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person=kwargs['person_id'],
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item=self.object.pk).exclude(
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weight=None).get()
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except Speaker.DoesNotExist:
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messages.error(self.request, _('Person %s is not on the list of item %s.'
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% (kwargs['person_id'], self.object)))
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else:
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speaker.speak()
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def get_url_name_args(self):
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return [self.object.pk]
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class SpeakerListOpenView(SingleObjectMixin, RedirectView):
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"""
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View to open and close a list of speakers.
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"""
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permission_required = 'agenda.can_manage_agenda'
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model = Item
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open_list = False
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url_name = 'item_view'
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def pre_redirect(self, *args, **kwargs):
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self.object = self.get_object()
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self.object.speaker_list_closed = not self.open_list
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self.object.save()
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def get_url_name_args(self):
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return [self.object.pk]
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class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
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"""
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Change the order of the speakers.
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Has to be called as post-request with the new order of the speaker ids.
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"""
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permission_required = 'agenda.can_manage_agenda'
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model = Item
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url_name = 'item_view'
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def pre_redirect(self, args, **kwargs):
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self.object = self.get_object()
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@transaction.commit_manually
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def pre_post_redirect(self, request, *args, **kwargs):
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"""
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Reorder the list of speaker.
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Take the string 'sort_order' from the post-data, and use this order.
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"""
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self.object = self.get_object()
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transaction.commit()
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for (counter, speaker) in enumerate(self.request.POST['sort_order'].split(',')):
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try:
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speaker_pk = int(speaker.split('_')[1])
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except IndexError:
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transaction.rollback()
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break
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try:
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speaker = Speaker.objects.filter(item=self.object).get(pk=speaker_pk)
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except:
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transaction.rollback()
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break
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speaker.weight = counter + 1
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speaker.save()
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else:
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transaction.commit()
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def get_url_name_args(self):
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return [self.object.pk]
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def register_tab(request):
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"""
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Registers the agenda tab.
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"""
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selected = request.path.startswith('/agenda/')
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return Tab(
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title=_('Agenda'),
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app='agenda',
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url=reverse('item_overview'),
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permission=(request.user.has_perm('agenda.can_see_agenda') or
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request.user.has_perm('agenda.can_manage_agenda')),
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selected=selected)
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def get_widgets(request):
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"""
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Returns the agenda widget for the projector tab.
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"""
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return [Widget(
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name='agenda',
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display_name=_('Agenda'),
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template='agenda/widget.html',
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context={
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'agenda': SLIDE['agenda'],
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'items': Item.objects.all()},
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permission_required='projector.can_manage_projector')]
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