OpenSlides/openslides/agenda/signals.py
Oskar Hahn fbf7d0e43d Remove old thinks not needed for the 2.0 release:
* django templates
* widgets
* views
* mppt
* main_menu
* projector 1.x api

Sorted all imports
Add a ending slash to each url with a redirect view
2015-06-16 17:07:39 +02:00

102 lines
4.1 KiB
Python

from datetime import datetime
from django import forms
from django.contrib.contenttypes.models import ContentType
from django.core.exceptions import ValidationError
from django.utils.translation import ugettext as _
from django.utils.translation import ugettext_lazy, ugettext_noop
from openslides.config.api import ConfigCollection, ConfigVariable
from .models import Item
def validate_start_time(value):
try:
datetime.strptime(value, '%d.%m.%Y %H:%M')
except ValueError:
raise ValidationError(_('Invalid input.'))
# TODO: Reinsert the datepicker scripts in the template
def setup_agenda_config(sender, **kwargs):
"""
Receiver function to setup all agenda config variables. It is connected to
the signal openslides.config.signals.config_signal during app loading.
"""
# TODO: Insert validator for the format or use other field carefully.
agenda_start_event_date_time = ConfigVariable(
name='agenda_start_event_date_time',
default_value='',
form_field=forms.CharField(
validators=[validate_start_time, ],
widget=forms.DateTimeInput(format='%d.%m.%Y %H:%M'),
required=False,
label=ugettext_lazy('Begin of event'),
help_text=ugettext_lazy('Input format: DD.MM.YYYY HH:MM')))
agenda_show_last_speakers = ConfigVariable(
name='agenda_show_last_speakers',
default_value=1,
form_field=forms.IntegerField(
min_value=0,
label=ugettext_lazy('Number of last speakers to be shown on the projector')))
agenda_couple_countdown_and_speakers = ConfigVariable(
name='agenda_couple_countdown_and_speakers',
default_value=False,
form_field=forms.BooleanField(
label=ugettext_lazy('Couple countdown with the list of speakers'),
help_text=ugettext_lazy('[Begin speach] starts the countdown, [End speach] stops the countdown.'),
required=False))
agenda_number_prefix = ConfigVariable(
name='agenda_number_prefix',
default_value='',
form_field=forms.CharField(
label=ugettext_lazy('Numbering prefix for agenda items'),
max_length=20,
required=False))
agenda_numeral_system = ConfigVariable(
name='agenda_numeral_system',
default_value='arabic',
form_field=forms.ChoiceField(
label=ugettext_lazy('Numeral system for agenda items'),
widget=forms.Select(),
choices=(
('arabic', ugettext_lazy('Arabic')),
('roman', ugettext_lazy('Roman'))),
required=False))
extra_stylefiles = ['css/jquery-ui-timepicker.css']
extra_javascript = ['js/jquery/jquery-ui-timepicker-addon.min.js',
'js/jquery/jquery-ui-sliderAccess.min.js',
'js/jquery/datepicker-config.js']
return ConfigCollection(title=ugettext_noop('Agenda'),
url='agenda',
weight=20,
variables=(agenda_start_event_date_time,
agenda_show_last_speakers,
agenda_couple_countdown_and_speakers,
agenda_number_prefix,
agenda_numeral_system),
extra_context={'extra_stylefiles': extra_stylefiles,
'extra_javascript': extra_javascript})
def listen_to_related_object_delete_signal(sender, instance, **kwargs):
"""
Receiver function to changed agenda items of a related items that is to
be deleted. It is connected to the signal
django.db.models.signals.pre_delete during app loading.
"""
if hasattr(instance, 'get_agenda_title'):
for item in Item.objects.filter(content_type=ContentType.objects.get_for_model(sender), object_id=instance.pk):
item.title = '< Item for deleted slide (%s) >' % instance.get_agenda_title()
item.content_type = None
item.object_id = None
item.save()