103 lines
3.1 KiB
Python
103 lines
3.1 KiB
Python
from django.conf import settings
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from django.db import models
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from library.models import Project
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class Announcement(models.Model):
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"""A staff-written, site-wide announcement (global). Kept forever."""
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title = models.CharField(max_length=200)
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body = models.TextField(blank=True, default='') # Markdown
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created_by = models.ForeignKey(
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settings.AUTH_USER_MODEL,
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on_delete=models.SET_NULL,
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null=True,
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related_name='announcements',
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)
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published = models.BooleanField(default=True)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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ordering = ['-created_at', '-pk']
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def __str__(self):
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return self.title
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@property
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def comment_count(self):
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return self.comments.count()
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class AnnouncementRead(models.Model):
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"""Read receipt: one row per (announcement, user) the first time it's opened."""
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announcement = models.ForeignKey(
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Announcement, on_delete=models.CASCADE, related_name='reads',
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)
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user = models.ForeignKey(
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settings.AUTH_USER_MODEL,
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on_delete=models.CASCADE,
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related_name='announcement_reads',
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)
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read_at = models.DateTimeField(auto_now_add=True)
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class Meta:
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constraints = [
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models.UniqueConstraint(
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fields=['announcement', 'user'], name='uniq_announcement_read',
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),
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]
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def __str__(self):
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return f'{self.user.username} read {self.announcement.title}'
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class AnnouncementComment(models.Model):
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"""A comment on an announcement page. Body is Markdown."""
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announcement = models.ForeignKey(
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Announcement, on_delete=models.CASCADE, related_name='comments',
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)
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user = models.ForeignKey(
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settings.AUTH_USER_MODEL,
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on_delete=models.CASCADE,
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related_name='announcement_comments',
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)
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body = models.TextField()
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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ordering = ['created_at', 'pk']
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def __str__(self):
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return f'{self.user.username}: {self.body[:40]}'
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class Notification(models.Model):
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"""A personal alert triggered by UGC activity. Retained at ~200 per user."""
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KIND_CHOICES = [
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('version', 'New version'),
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('asset', 'New media'),
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('edit', 'Project edited'),
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('comment', 'New comment'),
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]
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user = models.ForeignKey(
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settings.AUTH_USER_MODEL, on_delete=models.CASCADE, related_name='notifications',
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)
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actor = models.ForeignKey(
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settings.AUTH_USER_MODEL, on_delete=models.SET_NULL, null=True, related_name='+',
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)
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project = models.ForeignKey(
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Project, on_delete=models.CASCADE, related_name='notifications',
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)
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kind = models.CharField(max_length=16, choices=KIND_CHOICES)
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text = models.CharField(max_length=255)
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read = models.BooleanField(default=False)
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created_at = models.DateTimeField(auto_now_add=True)
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class Meta:
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ordering = ['-created_at', '-pk']
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def __str__(self):
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return f'{self.user.username}: {self.text}'
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