147 lines
4.5 KiB
Python
147 lines
4.5 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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openslides.assignment.models
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Models for the assignment app.
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:copyright: 2011 by the OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
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"""
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from django.db import models
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from participant.models import Profile
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from projector.projector import SlideMixin
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from projector.api import register_slidemodel
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from poll.models import BasePoll, CountInvalid, CountVotesCast, BaseOption, PublishPollMixin
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from utils.translation_ext import xugettext as _
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class Assignment(models.Model, SlideMixin):
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prefix = 'assignment'
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STATUS = (
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('sea', _('Searching for candidates')),
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('vot', _('Voting')),
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('fin', _('Finished')),
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)
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name = models.CharField(max_length=100, verbose_name = _("Name"))
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description = models.TextField(null=True, blank=True, verbose_name = _("Description"))
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posts = models.PositiveSmallIntegerField(verbose_name = _("Number of available posts"))
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polldescription = models.CharField(max_length=100, null=True, blank=True, verbose_name = _("Short description (for ballot paper)"))
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profile = models.ManyToManyField(Profile, null=True, blank=True)
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elected = models.ManyToManyField(Profile, null=True, blank=True, related_name='elected_set')
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status = models.CharField(max_length=1, choices=STATUS, default='sea')
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def set_status(self, status):
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error = True
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for a, b in Assignment.STATUS:
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if status == a:
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error = False
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break
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if error:
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raise NameError(_('%s is not a valid status.') % status)
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if self.status == status:
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raise NameError(_('The assignment status is already %s.') % self.status)
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self.status = status
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self.save()
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def run(self, profile):
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"""
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run for a vote
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"""
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if self.is_candidate(profile):
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raise NameError(_('<b>%s</b> is already a candidate.') % profile)
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self.profile.add(profile)
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def delrun(self, profile):
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"""
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stop running for a vote
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"""
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if self.is_candidate(profile):
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self.profile.remove(profile)
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else:
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raise NameError(_('%s is no candidate') % profile)
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def is_candidate(self, profile):
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if profile in self.profile.get_query_set():
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return True
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else:
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return False
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@property
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def candidates(self):
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return self.profile.get_query_set()
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def set_elected(self, profile, value=True):
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if profile in self.candidates:
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if value and not self.is_elected(profile):
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self.elected.add(profile)
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elif not value:
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self.elected.remove(profile)
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def is_elected(self, profile):
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if profile in self.elected.all():
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return True
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return False
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def gen_poll(self):
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poll = AssignmentPoll(assignment=self)
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poll.save()
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poll.set_options([{'candidate': profile} for profile in self.profile.all()])
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return poll
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def slide(self):
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"""
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return the slide dict
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"""
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data = super(Assignment, self).slide()
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data['assignment'] = self
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data['title'] = self.name
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data['template'] = 'projector/Assignment.html'
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return data
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@models.permalink
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def get_absolute_url(self, link='view'):
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if link == 'view':
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return ('assignment_view', [str(self.id)])
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if link == 'delete':
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return ('assignment_delete', [str(self.id)])
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def __unicode__(self):
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return self.name
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class Meta:
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permissions = (
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('can_see_assignment', _("Can see assignment", fixstr=True)),
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('can_nominate_other', _("Can nominate another person", fixstr=True)),
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('can_nominate_self', _("Can nominate themselves", fixstr=True)),
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('can_manage_assignment', _("Can manage assignment", fixstr=True)),
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)
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register_slidemodel(Assignment)
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class AssignmentOption(BaseOption):
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candidate = models.ForeignKey(Profile)
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def __unicode__(self):
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return unicode(self.candidate)
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class AssignmentPoll(BasePoll, CountInvalid, CountVotesCast, PublishPollMixin):
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option_class = AssignmentOption
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assignment = models.ForeignKey(Assignment, related_name='poll_set')
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def get_assignment(self):
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return self.assignment
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def append_pollform_fields(self, fields):
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CountInvalid.append_pollform_fields(self, fields)
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CountVotesCast.append_pollform_fields(self, fields)
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