OpenSlides/openslides/agenda/views.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
openslides.agenda.views
~~~~~~~~~~~~~~~~~~~~~~~
Views for the agenda app.
:copyright: 2011 by the OpenSlides team, see AUTHORS.
:license: GNU GPL, see LICENSE for more details.
"""
from datetime import datetime
from django.shortcuts import render_to_response, redirect
from django.template import RequestContext
from django.core.urlresolvers import reverse
from django.contrib import messages
from django.utils.translation import ugettext as _
from openslides.agenda.models import Item
from openslides.agenda.api import get_active_item, is_summary, children_list, \
del_confirm_form_for_items
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from openslides.agenda.forms import ElementOrderForm, MODELFORM
from openslides.application.models import Application
from openslides.assignment.models import Assignment
from openslides.poll.models import Poll
from openslides.system.api import config_set, config_get
from openslides.utils.template import render_block_to_string
from openslides.utils.utils import template, permission_required, \
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del_confirm_form, ajax_request
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from openslides.utils.pdf import print_agenda
from poll.models import Poll, Option
def view(request, item_id):
"""
Shows the Slide.
"""
item = Item.objects.get(id=item_id)
votes = assignment_votes(item)
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return render_to_response('beamer/%s.html' % item.type,
{
'item': item.cast(),
'ajax': 'off',
'votes': votes,
},
context_instance=RequestContext(request))
@permission_required('agenda.can_see_beamer')
def beamer(request):
"""
Shows a active Slide.
"""
data = {'ajax': 'on'}
template = ''
try:
item = get_active_item()
votes = assignment_votes(item)
if is_summary():
items = item.children.filter(hidden=False)
data['items'] = items
data['title'] = item.title
template = 'beamer/overview.html'
else:
data['item'] = item.cast()
data['title'] = item.title
data['votes'] = votes
template = 'beamer/%s.html' % (item.type)
except Item.DoesNotExist:
items = Item.objects.filter(parent=None).filter(hidden=False) \
.order_by('weight')
data['items'] = items
data['title'] = _("Agenda")
template = 'beamer/overview.html'
if request.is_ajax():
content = render_block_to_string(template, 'content', data)
jsondata = {'content': content,
'title': data['title'],
'time': datetime.now().strftime('%H:%M')}
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return ajax_request(jsondata)
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else:
return render_to_response(template,
data,
context_instance=RequestContext(request))
def assignment_votes(item):
votes = []
if item.type == "ItemAssignment":
assignment = item.cast().assignment
# list of candidates
candidates = set()
for option in Option.objects.filter(poll__assignment=assignment):
candidates.add(option.value)
# list of votes
votes = []
for candidate in candidates:
tmplist = []
tmplist.append(candidate)
for poll in assignment.poll_set.all():
if candidate in poll.options_values:
option = Option.objects.filter(poll=poll).filter(user=candidate)[0]
if poll.optiondecision:
tmplist.append([option.yes, option.no, option.undesided])
else:
tmplist.append(option.yes)
else:
tmplist.append("-")
votes.append(tmplist)
return votes
@permission_required('agenda.can_view_agenda')
@template('agenda/overview.html')
def overview(request):
"""
Shows an overview of all items.
"""
if request.method == 'POST':
for item in Item.objects.all():
form = ElementOrderForm(request.POST, prefix="i%d" % item.id)
if form.is_valid():
try:
item.parent = Item.objects.get( \
id=form.cleaned_data['parent'])
except Item.DoesNotExist:
item.parent = None
item.weight = form.cleaned_data['weight']
item.save()
items = children_list(Item.objects.filter(parent=None).order_by('weight'))
try:
overview = is_summary() and not get_active_item()
except Item.DoesNotExist:
overview = True
return {
'items': items,
'overview': overview,
'summary': is_summary()
}
@permission_required('agenda.can_manage_agenda')
def set_active(request, item_id, summary=False):
"""
Set an Item as the active one.
"""
if item_id == "0":
config_set("presentation", "0")
else:
try:
item = Item.objects.get(id=item_id)
item.set_active(summary)
except Item.DoesNotExist:
messages.error(request, _('Item ID %d does not exist.') % int(item_id))
if request.is_ajax():
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return ajax_request({'active': item_id})
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return redirect(reverse('item_overview'))
@permission_required('agenda.can_manage_agenda')
def set_closed(request, item_id, closed=True):
"""
Close or open an Item.
"""
try:
item = Item.objects.get(id=item_id)
item.set_closed(closed)
except Item.DoesNotExist:
messages.error(request, _('Item ID %d does not exist.') % int(item_id))
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if request.is_ajax():
if closed:
link = reverse('item_open', args=[item.id])
else:
link = reverse('item_close', args=[item.id])
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return ajax_request({'closed': closed,
'link': link})
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return redirect(reverse('item_overview'))
@permission_required('agenda.can_manage_agenda')
@template('agenda/edit.html')
def edit(request, item_id=None, form='ItemText', default=None):
"""
Show a form to edit an existing Item, or create a new one.
"""
if item_id is not None:
try:
item = Item.objects.get(id=item_id).cast()
except Item.DoesNotExist:
messages.error(request, _('Item ID %d does not exist.') % int(item_id))
return redirect(reverse('item_overview'))
else:
item = None
if request.method == 'POST':
if item_id is None:
form = MODELFORM[form](request.POST)
else:
form = item.edit_form(request.POST)
if form.is_valid():
item = form.save()
if item_id is None:
messages.success(request, _('New item was successfully created.'))
if "application" in request.POST:
item.application.writelog(_('Agenda item created'), request.user)
else:
messages.success(request, _('Item was successfully modified.'))
if "application" in request.POST:
item.application.writelog(_('Agenda item modified'), request.user)
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if not 'apply' in request.POST:
return redirect(reverse('item_overview'))
else:
messages.error(request, _('Please check the form for errors.'))
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else:
initial = {}
if default:
if form == "ItemAssignment":
assignment = Assignment.objects.get(pk=default)
initial = {
'assignment': assignment,
'title': assignment.name,
}
elif form == "ItemApplication":
application = Application.objects.get(pk=default)
initial = {
'application': application,
'title': application.title,
}
elif form == "ItemPoll":
poll = Poll.objects.get(pk=default)
initial = {
'poll': poll,
'title': poll.title,
}
if item_id is None:
form = MODELFORM[form](initial=initial)
else:
form = item.edit_form()
return { 'form': form,
'item': item }
@permission_required('agenda.can_manage_agenda')
def delete(request, item_id):
"""
Delete an Item.
"""
item = Item.objects.get(id=item_id).cast()
if request.method == 'POST':
if 'all' in request.POST:
item.delete()
messages.success(request, _("Item <b>%s</b> and his children were successfully deleted.") % item)
else:
for child in item.children:
child.parent = item.parent
child.save()
item.delete()
messages.success(request, _("Item <b>%s</b> was successfully deleted.") % item)
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else:
del_confirm_form_for_items(request, item)
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return redirect(reverse('item_overview'))