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annotate messages/models.py @ 964:51a2051588f5

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Image uploading now expects a file. Refactor image uploading to not expect a Django UploadedFile and use a regular file instead. This will be needed for the future feature of being able to save and upload images from the Internet.
author Brian Neal <bgneal@gmail.com>
date Wed, 02 Sep 2015 20:50:08 -0500
parents 4a4fa174a0ec
children 82f1f6f905eb
rev   line source
gremmie@1 1 """Models for the messages application."""
gremmie@1 2
gremmie@1 3 import datetime
bgneal@128 4
gremmie@1 5 from django.db import models
gremmie@1 6 from django.db.models import Q
gremmie@1 7 from django.contrib.auth.models import User
bgneal@128 8
bgneal@128 9 from core.markup import site_markup
gremmie@1 10
gremmie@1 11
gremmie@1 12 class MessageManager(models.Manager):
gremmie@1 13 """The manager for the Message model. Provides convenience functions."""
gremmie@1 14
gremmie@1 15 def inbox(self, user):
gremmie@1 16 return self.filter(receiver=user,
bgneal@425 17 receiver_delete_date__isnull=True).select_related('sender')
gremmie@1 18
gremmie@1 19 def outbox(self, user):
gremmie@1 20 return self.filter(sender=user,
bgneal@425 21 sender_delete_date__isnull=True).select_related('receiver')
gremmie@1 22
gremmie@1 23 def trash(self, user):
gremmie@1 24 return self.filter(
gremmie@1 25 Q(sender=user, sender_delete_date__isnull=False) |
gremmie@1 26 Q(receiver=user, receiver_delete_date__isnull=False)
bgneal@425 27 ).select_related()
gremmie@1 28
gremmie@1 29 def unread_count(self, user):
gremmie@1 30 return self.filter(receiver=user, read_date__isnull=True).count()
gremmie@1 31
gremmie@1 32
gremmie@1 33 class Message(models.Model):
gremmie@1 34 """The Message is a model for a private message between users."""
gremmie@1 35 sender = models.ForeignKey(User, related_name='sender')
gremmie@1 36 receiver = models.ForeignKey(User, related_name='receiver')
gremmie@1 37 send_date = models.DateTimeField('Date Sent', null=True, blank=True)
gremmie@1 38 read_date = models.DateTimeField('Date Received', null=True, blank=True)
gremmie@1 39 reply_date = models.DateTimeField('Date Replied', null=True, blank=True)
gremmie@1 40 subject = models.CharField(max_length=120)
gremmie@1 41 message = models.TextField()
gremmie@1 42 html = models.TextField()
gremmie@1 43 sender_delete_date = models.DateTimeField(null=True, blank=True)
gremmie@1 44 receiver_delete_date = models.DateTimeField(null=True, blank=True)
gremmie@1 45 signature_attached = models.BooleanField(default=False)
gremmie@1 46
gremmie@1 47 objects = MessageManager()
gremmie@1 48
gremmie@1 49 def unread(self):
gremmie@1 50 """returns True if the message has not been read yet"""
gremmie@1 51 return self.read_date is None
gremmie@1 52
gremmie@1 53 def replied_to(self):
gremmie@1 54 """returns True if the message has been replied to"""
gremmie@1 55 return self.reply_date is not None
gremmie@1 56
gremmie@1 57 def is_deleted(self, user):
gremmie@1 58 """returns True if the message has been deleted by the user"""
gremmie@1 59 if (user == self.sender and self.sender_delete_date is not None) or (
gremmie@1 60 user == self.receiver and self.receiver_delete_date is not None):
gremmie@1 61 return True
gremmie@1 62 return False
gremmie@1 63
bgneal@182 64 def save(self, *args, **kwargs):
gremmie@1 65 if not self.id:
gremmie@1 66 self.send_date = datetime.datetime.now()
bgneal@128 67 self.html = site_markup(self.message)
bgneal@182 68 super(Message, self).save(*args, **kwargs)
gremmie@1 69
gremmie@1 70 def __unicode__(self):
gremmie@1 71 return self.subject
gremmie@1 72
gremmie@1 73 class Meta:
gremmie@1 74 ordering = ('-send_date', )
gremmie@1 75
gremmie@1 76
gremmie@1 77 class OptionsManager(models.Manager):
gremmie@1 78 """Manager class for Options model."""
gremmie@1 79
gremmie@1 80 def for_user(self, user):
gremmie@1 81 try:
gremmie@1 82 opts = self.get(user=user)
gremmie@1 83 except Options.DoesNotExist:
gremmie@1 84 opts = Options(user=user)
gremmie@1 85 opts.save()
gremmie@1 86 return opts
gremmie@1 87
gremmie@1 88
gremmie@1 89 class Options(models.Model):
gremmie@1 90 """Options is a model for user private message options."""
gremmie@1 91 user = models.ForeignKey(User, editable=False)
gremmie@1 92 attach_signature = models.BooleanField("Always attach signature?", default=True)
gremmie@1 93 notify_email = models.BooleanField("Notify me of new messages via email?", default=False)
gremmie@1 94
gremmie@1 95 objects = OptionsManager()
gremmie@1 96
gremmie@1 97 def __unicode__(self):
gremmie@1 98 return self.user.username
gremmie@1 99
bgneal@206 100 class Meta:
bgneal@206 101 verbose_name_plural = "Options"
gremmie@1 102
bgneal@206 103
bgneal@810 104 class Flag(models.Model):
bgneal@810 105 """The Flag model is used to represent when a receiver of a private message
bgneal@810 106 has flagged the message for spam or abuse.
bgneal@810 107
bgneal@810 108 """
bgneal@810 109 message = models.OneToOneField(Message)
bgneal@810 110 flag_date = models.DateTimeField()
bgneal@810 111 comments = models.TextField(blank=True)
bgneal@810 112
bgneal@810 113 def __unicode__(self):
bgneal@810 114 msg = self.message
bgneal@810 115 return "{} has flagged a PM from {}".format(msg.receiver.username,
bgneal@810 116 msg.sender.username)
bgneal@810 117
bgneal@810 118 def save(self, *args, **kwargs):
bgneal@810 119 if not self.id:
bgneal@810 120 self.flag_date = datetime.datetime.now()
bgneal@810 121 super(Flag, self).save(*args, **kwargs)
bgneal@810 122