OpenSlides/openslides/projector/views.py
2012-03-06 19:55:19 +01:00

141 lines
4.3 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
openslides.projector.views
~~~~~~~~~~~~~~~~~~~~~~~
Views for the projector 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 utils.views import TemplateView, RedirectView
from utils.utils import template, permission_required, \
del_confirm_form, ajax_request
from utils.template import render_block_to_string
from system import config
from projector.api import get_active_slide, set_active_slide
from projector.models import SLIDE
class ControlView(TemplateView):
template_name = 'projector/control.html'
def get_context_data(self, **kwargs):
context = super(ControlView, self).get_context_data(**kwargs)
categories = {}
for slide in SLIDE.values():
if not categories.has_key(slide.category):
categories[slide.category] = []
categories[slide.category].append(slide)
context.update({
'categories': categories,
'countdown_visible': config['countdown_visible'],
'countdown_time': config['agenda_countdown_time'],
})
return context
class ActivateView(RedirectView):
url = 'projector_control'
allow_ajax = True
def pre_redirect(self, request, *args, **kwargs):
set_active_slide(kwargs['sid'])
def get_ajax_context(self, **kwargs):
context = super(ActivateView, self).get_ajax_context()
return context
@permission_required('agenda.can_see_projector')
def active_slide(request):
"""
Shows the active Slide.
"""
try:
data = get_active_slide()
except AttributeError: #TODO: It has to be an Slide.DoesNotExist
data = None
if data is None:
data = {
'title': config['event_name'],
'template': 'projector/default.html',
}
data['ajax'] = 'on'
if request.is_ajax():
content = render_block_to_string(data['template'], 'content', data)
jsondata = {
'content': content,
'title': data['title'],
'time': datetime.now().strftime('%H:%M'),
'bigger': config['bigger'],
'up': config['up'],
'countdown_visible': config['countdown_visible'],
'countdown_time': config['agenda_countdown_time'],
'countdown_control': config['countdown_control'],
}
return ajax_request(jsondata)
else:
return render_to_response(
data['template'],
data,
context_instance=RequestContext(request)
)
@permission_required('agenda.can_manage_agenda')
def projector_edit(request, direction):
if direction == 'bigger':
config['bigger'] = int(config['bigger']) + 10
elif direction == 'smaller':
config['bigger'] = int(config['bigger']) - 10
elif direction == 'up':
config['up'] = int(config['up']) - 10
elif direction == 'down':
config['up'] = int(config['up']) + 10
elif direction == 'clean':
config['up'] = 0
config['bigger'] = 100
if request.is_ajax():
return ajax_request({})
return redirect(reverse('projector_control'))
@permission_required('agenda.can_manage_agenda')
def projector_countdown(request, command, time=60):
if command == 'show':
config['countdown_visible'] = True
elif command == 'hide':
config['countdown_visible'] = False
elif command == 'reset':
config['countdown_control'] = 'reset'
elif command == 'start':
config['countdown_control'] = 'start'
elif command == 'stop':
config['countdown_control'] = 'stop'
if request.is_ajax():
if command == "show":
link = reverse('countdown_close')
else:
link = reverse('countdown_open')
return ajax_request({'countdown_visible': config['countdown_visible'],
'link': link})
return redirect(reverse('projector_control'))