87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
from datetime import datetime
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from django.contrib.contenttypes.models import ContentType
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from django.core.exceptions import ValidationError as DjangoValidationError
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from django.core.validators import MaxLengthValidator, MinValueValidator
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from django.utils.translation import ugettext as _
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from django.utils.translation import ugettext_lazy
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from openslides.core.config import ConfigVariable
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from .models import Item
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def validate_start_time(value):
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try:
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datetime.strptime(value, '%d.%m.%Y %H:%M')
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except ValueError:
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raise DjangoValidationError(_('Invalid input.'))
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def setup_agenda_config(sender, **kwargs):
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"""
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Receiver function to setup all agenda config variables. They are not
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grouped. This function connected to the signal
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openslides.core.signals.config_signal during app loading.
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"""
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# TODO: Use an input type with generic datetime support.
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yield ConfigVariable(
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name='agenda_start_event_date_time',
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default_value='',
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label=ugettext_lazy('Begin of event'),
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help_text=ugettext_lazy('Input format: DD.MM.YYYY HH:MM'),
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weight=210,
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group=ugettext_lazy('Agenda'),
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validators=(validate_start_time,))
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yield ConfigVariable(
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name='agenda_show_last_speakers',
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default_value=1,
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input_type='integer',
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label=ugettext_lazy('Number of last speakers to be shown on the projector'),
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weight=220,
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group=ugettext_lazy('Agenda'),
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validators=(MinValueValidator(0),))
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yield ConfigVariable(
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name='agenda_couple_countdown_and_speakers',
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default_value=False,
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input_type='boolean',
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label=ugettext_lazy('Couple countdown with the list of speakers'),
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help_text=ugettext_lazy('[Begin speach] starts the countdown, [End speach] stops the countdown.'),
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weight=230,
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group=ugettext_lazy('Agenda'))
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yield ConfigVariable(
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name='agenda_number_prefix',
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default_value='',
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label=ugettext_lazy('Numbering prefix for agenda items'),
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weight=240,
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group=ugettext_lazy('Agenda'),
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validators=(MaxLengthValidator(20),))
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yield ConfigVariable(
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name='agenda_numeral_system',
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default_value='arabic',
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input_type='choice',
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label=ugettext_lazy('Numeral system for agenda items'),
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choices=(
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{'value': 'arabic', 'display_name': ugettext_lazy('Arabic')},
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{'value': 'roman', 'display_name': ugettext_lazy('Roman')}),
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weight=250,
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group=ugettext_lazy('Agenda'))
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def listen_to_related_object_delete_signal(sender, instance, **kwargs):
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"""
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Receiver function to change agenda items of a related item that is to
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be deleted. It is connected to the signal
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django.db.models.signals.pre_delete during app loading.
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"""
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if hasattr(instance, 'get_agenda_title'):
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for item in Item.objects.filter(content_type=ContentType.objects.get_for_model(sender), object_id=instance.pk):
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item.title = '< Item for deleted (%s) >' % instance.get_agenda_title()
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item.content_type = None
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item.object_id = None
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item.save()
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