OpenSlides/openslides/agenda/forms.py
2013-04-15 19:28:44 +02:00

85 lines
2.5 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
openslides.agenda.forms
~~~~~~~~~~~~~~~~~~~~~~~
Forms for the agenda app.
:copyright: 2011, 2012 by OpenSlides team, see AUTHORS.
:license: GNU GPL, see LICENSE for more details.
"""
import re
from django import forms
from django.utils.translation import ugettext_lazy
from mptt.forms import TreeNodeChoiceField
from openslides.utils.forms import CssClassMixin
from openslides.utils.person.forms import PersonFormField
from .models import Item, Speaker
class ItemForm(forms.ModelForm, CssClassMixin):
"""
Form to create of update an item.
"""
parent = TreeNodeChoiceField(
queryset=Item.objects.all(), label=ugettext_lazy("Parent item"), required=False)
duration = forms.RegexField(
regex=re.compile('[0-99]:[0-5][0-9]'),
error_message=ugettext_lazy("Invalid format. Hours from 0 to 99 and minutes from 00 to 59"),
max_length=5,
required=False,
label=ugettext_lazy("Duration (hh:mm)"))
class Meta:
model = Item
exclude = ('closed', 'weight', 'related_sid')
def gen_weight_choices():
"""
Creates a list of tuples (n, n) for n from -49 to 50.
"""
return zip(*(range(-50, 51), range(-50, 51)))
class ItemOrderForm(CssClassMixin, forms.Form):
"""
Form to change the order of the items.
"""
weight = forms.ChoiceField(
choices=gen_weight_choices(),
widget=forms.Select(attrs={'class': 'menu-weight'}))
self = forms.IntegerField(
widget=forms.HiddenInput(attrs={'class': 'menu-mlid'}))
parent = forms.IntegerField(
widget=forms.HiddenInput(attrs={'class': 'menu-plid'}))
class AppendSpeakerForm(CssClassMixin, forms.Form):
"""
Form to set an user to a list of speakers.
"""
speaker = PersonFormField(
widget=forms.Select(attrs={'class': 'medium-input'}),
label=ugettext_lazy("Add participant"))
def __init__(self, item, *args, **kwargs):
self.item = item
return super(AppendSpeakerForm, self).__init__(*args, **kwargs)
def clean_speaker(self):
"""
Checks, that the user is not already on the list.
"""
speaker = self.cleaned_data['speaker']
if Speaker.objects.filter(person=speaker, item=self.item, time=None).exists():
raise forms.ValidationError(ugettext_lazy(
'%s is already on the list of speakers.'
% unicode(speaker)))
return speaker