2 from django.contrib.contenttypes.models import ContentType
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3 from django.contrib.auth.models import User as DjangoUser, AnonymousUser as DjangoAnonymousUser
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4 from django.db.models import Q
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6 from hashlib import md5
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8 from md5 import new as md5
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11 from random import Random
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13 from django.utils.translation import ugettext as _
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14 import django.dispatch
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17 QUESTIONS_PER_PAGE_CHOICES = (
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23 class UserManager(CachedManager):
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24 def get_site_owner(self):
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25 return self.all().order_by('date_joined')[0]
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27 class AnonymousUser(DjangoAnonymousUser):
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28 def get_visible_answers(self, question):
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29 return question.answers.filter(deleted=None)
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31 def can_view_deleted_post(self, post):
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34 def can_vote_up(self):
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37 def can_vote_down(self):
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40 def can_flag_offensive(self, post=None):
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43 def can_view_offensive_flags(self, post=None):
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46 def can_comment(self, post):
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49 def can_like_comment(self, comment):
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52 def can_edit_comment(self, comment):
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55 def can_delete_comment(self, comment):
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58 def can_convert_to_comment(self, answer):
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61 def can_accept_answer(self, answer):
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64 def can_edit_post(self, post):
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67 def can_wikify(self, post):
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70 def can_retag_questions(self):
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73 def can_close_question(self, question):
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76 def can_reopen_question(self, question):
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79 def can_delete_post(self, post):
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82 def can_upload_files(self):
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85 def true_if_is_super_or_staff(fn):
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86 def decorated(self, *args, **kwargs):
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87 return self.is_superuser or self.is_staff or fn(self, *args, **kwargs)
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90 class User(BaseModel, DjangoUser):
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91 is_approved = models.BooleanField(default=False)
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92 email_isvalid = models.BooleanField(default=False)
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94 reputation = models.PositiveIntegerField(default=0)
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95 gold = models.PositiveIntegerField(default=0)
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96 silver = models.PositiveIntegerField(default=0)
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97 bronze = models.PositiveIntegerField(default=0)
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99 last_seen = models.DateTimeField(default=datetime.datetime.now)
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100 real_name = models.CharField(max_length=100, blank=True)
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101 website = models.URLField(max_length=200, blank=True)
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102 location = models.CharField(max_length=100, blank=True)
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103 date_of_birth = models.DateField(null=True, blank=True)
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104 about = models.TextField(blank=True)
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106 subscriptions = models.ManyToManyField('Node', related_name='subscribers', through='QuestionSubscription')
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108 vote_up_count = DenormalizedField("actions", canceled=False, action_type="voteup")
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109 vote_down_count = DenormalizedField("actions", canceled=False, action_type="votedown")
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111 objects = UserManager()
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114 def gravatar(self):
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115 return md5(self.email).hexdigest()
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117 def save(self, *args, **kwargs):
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118 if self.reputation < 0:
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119 self.reputation = 0
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121 new = not bool(self.id)
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123 super(User, self).save(*args, **kwargs)
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126 sub_settings = SubscriptionSettings(user=self)
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127 sub_settings.save()
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129 def get_absolute_url(self):
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130 return self.get_profile_url()
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132 def get_messages(self):
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134 for m in self.message_set.all():
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135 messages.append(m.message)
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138 def delete_messages(self):
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139 self.message_set.all().delete()
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142 def get_profile_url(self):
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143 return ('user_profile', (), {'id': self.id, 'slug': slugify(self.username)})
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145 def get_profile_link(self):
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146 profile_link = u'<a href="%s">%s</a>' % (self.get_profile_url(),self.username)
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147 return mark_safe(profile_link)
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149 def get_visible_answers(self, question):
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150 return question.answers.filter(deleted=None, in_moderation=None)
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152 def get_vote_count_today(self):
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153 today = datetime.date.today()
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154 return self.actions.filter(canceled=False, action_type__in=("voteup", "votedown"),
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155 action_date__range=(today - datetime.timedelta(days=1), today)).count()
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157 def get_reputation_by_upvoted_today(self):
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158 today = datetime.datetime.now()
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159 sum = self.reputes.filter(reputed_at__range=(today - datetime.timedelta(days=1), today)).aggregate(models.Sum('value'))
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160 #todo: redo this, maybe transform in the daily cap
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161 #if sum.get('value__sum', None) is not None: return sum['value__sum']
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164 def get_flagged_items_count_today(self):
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165 today = datetime.date.today()
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166 return self.actions.filter(canceled=False, action_type="flag",
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167 action_date__range=(today - datetime.timedelta(days=1), today)).count()
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169 @true_if_is_super_or_staff
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170 def can_view_deleted_post(self, post):
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171 return post.author == self
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173 @true_if_is_super_or_staff
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174 def can_vote_up(self):
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175 return self.reputation >= int(settings.REP_TO_VOTE_UP)
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177 @true_if_is_super_or_staff
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178 def can_vote_down(self):
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179 return self.reputation >= int(settings.REP_TO_VOTE_DOWN)
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181 def can_flag_offensive(self, post=None):
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182 if post is not None and post.author == self:
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184 return self.is_superuser or self.is_staff or self.reputation >= int(settings.REP_TO_FLAG)
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186 @true_if_is_super_or_staff
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187 def can_view_offensive_flags(self, post=None):
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188 if post is not None and post.author == self:
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190 return self.reputation >= int(settings.REP_TO_VIEW_FLAGS)
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192 @true_if_is_super_or_staff
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193 def can_comment(self, post):
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194 return self == post.author or self.reputation >= int(settings.REP_TO_COMMENT
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195 ) or (post.__class__.__name__ == "Answer" and self == post.question.author)
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197 @true_if_is_super_or_staff
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198 def can_like_comment(self, comment):
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199 return self != comment.author and (self.reputation >= int(settings.REP_TO_LIKE_COMMENT))
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201 @true_if_is_super_or_staff
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202 def can_edit_comment(self, comment):
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203 return (comment.author == self and comment.added_at >= datetime.datetime.now() - datetime.timedelta(minutes=60)
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204 ) or self.is_superuser
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206 @true_if_is_super_or_staff
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207 def can_delete_comment(self, comment):
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208 return self == comment.author or self.reputation >= int(settings.REP_TO_DELETE_COMMENTS)
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210 def can_convert_to_comment(self, answer):
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211 return (not answer.marked) and (self.is_superuser or self.is_staff or answer.author == self or self.reputation >= int(settings.REP_TO_CONVERT_TO_COMMENT))
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213 @true_if_is_super_or_staff
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214 def can_accept_answer(self, answer):
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215 return self == answer.question.author
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217 @true_if_is_super_or_staff
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218 def can_edit_post(self, post):
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219 return self == post.author or self.reputation >= int(settings.REP_TO_EDIT_OTHERS
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220 ) or (post.wiki and self.reputation >= int(settings.REP_TO_EDIT_WIKI))
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222 @true_if_is_super_or_staff
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223 def can_wikify(self, post):
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224 return self == post.author or self.reputation >= int(settings.REP_TO_WIKIFY)
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226 @true_if_is_super_or_staff
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227 def can_retag_questions(self):
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228 return self.reputation >= int(settings.REP_TO_RETAG)
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230 @true_if_is_super_or_staff
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231 def can_close_question(self, question):
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232 return (self == question.author and self.reputation >= int(settings.REP_TO_CLOSE_OWN)
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233 ) or self.reputation >= int(settings.REP_TO_CLOSE_OTHERS)
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235 @true_if_is_super_or_staff
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236 def can_reopen_question(self, question):
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237 return self == question.author and self.reputation >= settings.REP_TO_REOPEN_OWN
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239 @true_if_is_super_or_staff
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240 def can_delete_post(self, post):
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241 if post.node_type == "comment":
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242 return self.can_delete_comment(post)
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244 return (self == post.author and (post.__class__.__name__ == "Answer" or
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245 not post.answers.exclude(author=self).count()))
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247 @true_if_is_super_or_staff
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248 def can_upload_files(self):
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249 return self.reputation >= int(settings.REP_TO_UPLOAD)
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252 app_label = 'forum'
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254 class SubscriptionSettings(models.Model):
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255 user = models.OneToOneField(User, related_name='subscription_settings')
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257 enable_notifications = models.BooleanField(default=True)
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260 member_joins = models.CharField(max_length=1, default='n')
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261 new_question = models.CharField(max_length=1, default='d')
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262 new_question_watched_tags = models.CharField(max_length=1, default='i')
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263 subscribed_questions = models.CharField(max_length=1, default='i')
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266 all_questions = models.BooleanField(default=False)
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267 all_questions_watched_tags = models.BooleanField(default=False)
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268 questions_asked = models.BooleanField(default=True)
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269 questions_answered = models.BooleanField(default=True)
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270 questions_commented = models.BooleanField(default=False)
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271 questions_viewed = models.BooleanField(default=False)
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273 #notify activity on subscribed
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274 notify_answers = models.BooleanField(default=True)
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275 notify_reply_to_comments = models.BooleanField(default=True)
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276 notify_comments_own_post = models.BooleanField(default=True)
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277 notify_comments = models.BooleanField(default=False)
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278 notify_accepted = models.BooleanField(default=False)
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281 app_label = 'forum'
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283 from forum.utils.time import one_day_from_now
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285 class ValidationHashManager(models.Manager):
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286 def _generate_md5_hash(self, user, type, hash_data, seed):
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287 return md5("%s%s%s%s" % (seed, "".join(map(str, hash_data)), user.id, type)).hexdigest()
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289 def create_new(self, user, type, hash_data=[], expiration=None):
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290 seed = ''.join(Random().sample(string.letters+string.digits, 12))
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291 hash = self._generate_md5_hash(user, type, hash_data, seed)
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293 obj = ValidationHash(hash_code=hash, seed=seed, user=user, type=type)
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295 if expiration is not None:
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296 obj.expiration = expiration
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305 def validate(self, hash, user, type, hash_data=[]):
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307 obj = self.get(hash_code=hash)
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311 if obj.type != type:
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314 if obj.user != user:
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317 valid = (obj.hash_code == self._generate_md5_hash(obj.user, type, hash_data, obj.seed))
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320 if obj.expiration < datetime.datetime.now():
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329 class ValidationHash(models.Model):
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330 hash_code = models.CharField(max_length=255,unique=True)
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331 seed = models.CharField(max_length=12)
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332 expiration = models.DateTimeField(default=one_day_from_now)
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333 type = models.CharField(max_length=12)
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334 user = models.ForeignKey(User)
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336 objects = ValidationHashManager()
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339 unique_together = ('user', 'type')
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340 app_label = 'forum'
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343 return self.hash_code
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345 class AuthKeyUserAssociation(models.Model):
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346 key = models.CharField(max_length=255,null=False,unique=True)
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347 provider = models.CharField(max_length=64)
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348 user = models.ForeignKey(User, related_name="auth_keys")
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349 added_at = models.DateTimeField(default=datetime.datetime.now)
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352 app_label = 'forum'
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