models.py
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# -*- coding: utf-8 -*-
from django.conf import settings
from django.contrib.auth import get_user_model
from django.db import models
from django.utils.translation import ugettext_lazy as _
from PIL import Image
from i18n_model.models import I18nModel
class Badge(models.Model):
COMPARISON_CHOICES = (
(u'gte', _(u'Greater than or equal')),
(u'lte', _(u'less than or equal')),
(u'equal', _(u'Equal')),
(u'biggest', _(u'Biggest')),
)
TYPE_CHOICES = (
(u'auto', _(u'Automatically')),
(u'manual', _(u'Manual')),
)
USER_ATTR_CHOICES = (
(u'messages', _(u'Messages')),
(u'contributions', _(u'Contributions')),
(u'wikis', _(u'Wikis')),
(u'revisions', _(u'Revisions')),
(u'tickets', _(u'Ticket')),
)
USER_ATTR_OPTS = {
u'messages': u'message_count',
u'revisions': u'changeset_count',
u'tickets': u'ticket_count',
u'wikis': u'wiki_count',
u'contributions': u'contribution_count',
}
title = models.CharField(_(u'Title'), max_length=200, blank=True,
null=True)
description = models.CharField(_(u'Description'), max_length=200,
blank=True, null=True)
image = models.ImageField(upload_to='badges')
type = models.CharField(_(u'Type'), max_length=200, choices=TYPE_CHOICES)
user_attr = models.CharField(
_(u'User attribute'),max_length=100,
choices=USER_ATTR_CHOICES,
blank=True,
null=True,
)
comparison = models.CharField(
_(u'Comparison'),
max_length=10,
choices=COMPARISON_CHOICES,
blank=True,
null=True
)
value = models.PositiveSmallIntegerField(
_(u'Value'),
blank=True,
null=True
)
awardees = models.ManyToManyField(
get_user_model(),
verbose_name=_(u'Awardees'),
blank=True,
null=True
)
order = models.PositiveSmallIntegerField(_(u'Order'), default=100)
class Meta:
verbose_name = _(u'Badge')
verbose_name_plural = _(u'Badges')
ordering = ['order', ]
def get_badge_url(self):
return u'{}{}'.format(settings.MEDIA_URL, self.image)
def save(self, *args, **kwargs):
img = Image.open(self.image)
(width, height) = img.size
img = img.resize((50, 50), Image.ANTIALIAS)
super(Badge, self).save(*args, **kwargs)
img.save(self.image.path)
def __unicode__(self):
return u'{} ({}, {})'.format(
self.title,
self.get_user_attr_display(),
self.get_type_display(),
)
class BadgeI18N(I18nModel):
class Meta:
source_model = Badge
translation_fields = ('title', 'description')