2018-12-07 15:53:46 +11:00
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# Society Self-Service
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2019-01-11 15:45:11 +11:00
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# Copyright © 2018-2019 Yingtong Li (RunasSudo)
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2018-12-07 15:53:46 +11:00
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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2019-01-26 12:48:49 +11:00
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from ssmembership.models import Member
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2018-12-07 15:53:46 +11:00
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from django.contrib.auth.models import User
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2019-01-12 15:31:53 +11:00
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from django.conf import settings
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2018-12-07 15:53:46 +11:00
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from django.db import models
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from jsonfield import JSONField
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class Group(models.Model):
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name = models.CharField(max_length=100)
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subscribable = models.BooleanField()
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order = models.IntegerField(null=True, blank=True)
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2019-01-25 10:30:55 +11:00
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managers = JSONField(default=[], blank=True)
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2018-12-07 15:53:46 +11:00
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2019-01-26 12:48:49 +11:00
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class Meta:
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ordering = ['order', 'id']
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2018-12-07 15:53:46 +11:00
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def __str__(self):
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return self.name
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def can_user_access(self, user):
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if user.is_superuser:
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return True
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if user.email in self.managers:
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return True
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for email in self.managers:
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manager = User.objects.get(email=email)
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2019-02-09 23:13:03 +11:00
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if hasattr(manager, 'userprofile') and user.email in manager.userprofile.delegates:
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2018-12-07 15:53:46 +11:00
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return True
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return False
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2019-01-26 12:48:49 +11:00
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def contains_member(self, member):
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if self.subscribable:
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return GroupSubscription.objects.filter(member=member, group=self).count() > 0
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2019-02-13 15:24:14 +11:00
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if self.name in settings.PROMO_GROUPS_MANDATORY:
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2019-01-26 12:48:49 +11:00
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return True
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if next(v for k, v in Member.YEARS if k == member.year) in self.name.split('/'):
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# Year level group
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return True
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return False
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def subscribe_member(self, member, subscribe):
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if not self.subscribable:
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raise Exception('Cannot subscribe to an unsubscribable group')
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if subscribe:
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if GroupSubscription.objects.filter(member=member, group=self).count() == 0:
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subscription = GroupSubscription(member=member, group=self)
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subscription.save()
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else:
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GroupSubscription.objects.filter(member=member, group=self).delete()
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@staticmethod
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def get_member_groups(member):
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# Subscribable groups
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subscriptions = GroupSubscription.objects.filter(member=member)
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groups = set(subscription.group for subscription in subscriptions.all())
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# Non-subscribable groups
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for group in Group.objects.filter(subscribable=False):
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if group.contains_member(member):
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groups.add(group)
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2019-02-13 15:24:26 +11:00
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groups = list(groups)
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groups.sort(key=lambda group: group.order)
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2019-01-26 12:48:49 +11:00
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return groups
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2018-12-07 15:53:46 +11:00
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class BulletinItem(models.Model):
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2019-01-25 10:30:55 +11:00
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author = models.ForeignKey(User, on_delete=models.CASCADE)
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2018-12-07 15:53:46 +11:00
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group = models.ForeignKey(Group, on_delete=models.CASCADE)
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also_limit = JSONField(default=[])
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title = models.CharField(max_length=100)
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link = models.CharField(max_length=100, null=True)
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image = models.ImageField(upload_to='promo_uploads/%Y/%m/%d/', null=True)
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content = models.TextField()
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date = models.DateField()
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2019-01-25 10:30:55 +11:00
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def can_user_access(self, user):
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if self.group.can_user_access(user):
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return True
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if user == self.author:
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return True
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2019-02-09 23:13:03 +11:00
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if hasattr(self.author, 'userprofile') and user.email in self.author.userprofile.delegates:
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2019-01-25 10:30:55 +11:00
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return True
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return False
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2019-01-26 12:48:49 +11:00
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class BulletinSubscription(models.Model):
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member = models.ForeignKey(Member, on_delete=models.CASCADE)
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subscribed = models.BooleanField()
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@staticmethod
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def is_member_subscribed(member):
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return BulletinSubscription.objects.filter(member=member, subscribed=True).count() > 0
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@staticmethod
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def set_member_subscribed(member, subscribed):
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if BulletinSubscription.objects.filter(member=member).count() > 0:
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subscription = BulletinSubscription.objects.get(member=member)
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else:
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subscription = BulletinSubscription(member=member)
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subscription.subscribed = subscribed
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subscription.save()
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class GroupSubscription(models.Model):
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member = models.ForeignKey(Member, on_delete=models.CASCADE)
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group = models.ForeignKey(Group, on_delete=models.CASCADE)
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