111 lines
3.5 KiB
Python
111 lines
3.5 KiB
Python
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#!/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 django.utils.translation import ugettext as _
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from participant.models import Profile
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class Assignment(models.Model):
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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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assignment_number = models.PositiveSmallIntegerField(verbose_name = _("Number of available posts"))
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polldescription = models.CharField(max_length=50, 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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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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def gen_poll(self):
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from poll.models import Poll
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poll = Poll()
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poll.title = _("Election for %s") % self.name
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# Option A: candidates <= available posts -> yes/no/abstention
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if self.profile.count() <= self.assignment_number:
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poll.optiondecision = True
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else:
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poll.optiondecision = False
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# Option B: candidates == 1 -> yes/no/abstention
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#if self.profile.count() == 1:
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# poll.optiondecision = True
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#else:
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# poll.optiondecision = False
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poll.assignment = self
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poll.description = self.polldescription
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poll.save()
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for profile in self.profile.get_query_set():
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poll.add_option(profile)
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return poll
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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_view_assignment', "Can see the assignments"),
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('can_nominate_other', "Can nominate another person"
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" for a election"),
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('can_nominate_self', "Can nominate hisself for a election"),
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('can_manage_assignment', "Can manage assignments"),
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)
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