Merge pull request #49 from udacity/login_logout_links

[osqa.git] / forum / models / user.py

diff --git a/forum/models/user.py b/forum/models/user.py
index 6ee7f663918b84674ad10ae7e7d46ad860adb261..131ae5491d06c013f5b317c794ace47a611cb07e 100644 (file)
--- a/forum/models/user.py
+++ b/forum/models/user.py
@@ -1,9 +1,11 @@
 from base import *
 from utils import PickledObjectField
+from django.conf import settings as django_settings
 from django.core.exceptions import ObjectDoesNotExist, MultipleObjectsReturned
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.auth.models import User as DjangoUser, AnonymousUser as DjangoAnonymousUser
-from django.db.models import Q
+from django.db.models import Q, Manager
+from django.core.urlresolvers import get_script_prefix
 
 from django.utils.encoding import smart_unicode
 
@@ -109,6 +111,20 @@ def false_if_validation_required_to(item):
         return decorated
     return decorator
 
+class UserManager(CachedManager):
+    def get(self, *args, **kwargs):
+        if not len(args) and len(kwargs) == 1 and 'username' in kwargs:
+            matching_users = self.filter(username=kwargs['username'])
+            
+            if len(matching_users) == 1:
+                return matching_users[0]
+            elif len(matching_users) > 1:
+                for user in matching_users:
+                    if user.username == kwargs['username']:
+                        return user
+                return matching_users[0]
+        return super(UserManager, self).get(*args, **kwargs)
+
 class User(BaseModel, DjangoUser):
     is_approved = models.BooleanField(default=False)
     email_isvalid = models.BooleanField(default=False)
@@ -130,6 +146,8 @@ class User(BaseModel, DjangoUser):
     vote_up_count = DenormalizedField("actions", canceled=False, action_type="voteup")
     vote_down_count = DenormalizedField("actions", canceled=False, action_type="votedown")
 
+    objects = UserManager()
+
     def __unicode__(self):
         return smart_unicode(self.username)
 
@@ -148,8 +166,8 @@ class User(BaseModel, DjangoUser):
         #todo: temporary thing, for now lets just assume that the site owner will always be the first user of the application
         return self.id == 1
 
-    @property
-    def decorated_name(self):
+
+    def _decorated_name(self):
         username = smart_unicode(self.username)
 
         if len(username) > TRUNCATE_USERNAMES_LONGER_THAN and TRUNCATE_LONG_USERNAMES:
@@ -164,6 +182,10 @@ class User(BaseModel, DjangoUser):
 
         return username
 
+    @property
+    def decorated_name(self):
+        return self._decorated_name()
+
     @property
     def last_activity(self):
         try:
@@ -188,21 +210,21 @@ class User(BaseModel, DjangoUser):
             sub_settings = SubscriptionSettings(user=self)
             sub_settings.save()
 
-    def get_messages(self):
-        messages = []
-        for m in self.message_set.all():
-            messages.append(m.message)
-        return messages
-
-    def delete_messages(self):
-        self.message_set.all().delete()
-
     @models.permalink
     def get_profile_url(self):
-        return ('user_profile', (), {'id': self.id, 'slug': slugify(smart_unicode(self.username))})
+        keyword_arguments = {
+            'slug': slugify(smart_unicode(self.username))
+        }
+        if settings.INCLUDE_ID_IN_USER_URLS:
+            keyword_arguments.update({
+                'id': self.id,
+            })
+        return ('user_profile', (), keyword_arguments)
 
     def get_absolute_url(self):
-        return self.get_profile_url()
+        root_relative_url = self.get_profile_url()
+        relative_url = root_relative_url[len(get_script_prefix()):]
+        return '%s/%s' % (django_settings.APP_URL, relative_url)
 
     @models.permalink
     def get_asked_url(self):
@@ -210,7 +232,14 @@ class User(BaseModel, DjangoUser):
 
     @models.permalink
     def get_user_subscriptions_url(self):
-        return ('user_subscriptions', (), { 'id': self.id, 'slug': slugify(smart_unicode(self.username))})
+        keyword_arguments = {
+            'slug': slugify(smart_unicode(self.username))
+        }
+        if settings.INCLUDE_ID_IN_USER_URLS:
+            keyword_arguments.update({
+                'id': self.id,
+            })
+        return ('user_subscriptions', (), keyword_arguments)
 
     @models.permalink
     def get_answered_url(self):
@@ -362,7 +391,17 @@ class User(BaseModel, DjangoUser):
 
     @true_if_is_super_or_staff
     def can_reopen_question(self, question):
-        return self == question.author and self.reputation >= int(settings.REP_TO_REOPEN_OWN)
+        # Check whether the setting to Unify close and reopen permissions has been activated
+        if bool(settings.UNIFY_PERMISSIONS_TO_CLOSE_AND_REOPEN):
+            # If we unify close to reopen check whether the user has permissions to close.
+            # If he has -- he can reopen his question too.
+            can_reopen = (
+                self == question.author and self.reputation >= int(settings.REP_TO_CLOSE_OWN)
+            ) or self.reputation >= int(settings.REP_TO_CLOSE_OTHERS)
+        else:
+            # Check whether the user is the author and has the required permissions to reopen
+            can_reopen = self == question.author and self.reputation >= int(settings.REP_TO_REOPEN_OWN)
+        return can_reopen
 
     @true_if_is_super_or_staff
     def can_delete_post(self, post):
@@ -400,7 +439,7 @@ class User(BaseModel, DjangoUser):
             except MultipleObjectsReturned:
                 logging.error("Multiple suspension actions found for user %s (%s)" % (self.username, self.id))
                 self.__dict__['_suspension_dencache_'] = self.reputes.filter(action__action_type="suspend", action__canceled=False
-                                                                             ).order_by('-action__action_date')[0]
+                                                                             ).order_by('-action__action_date')[0].action
 
         return self.__dict__['_suspension_dencache_']
 
@@ -438,7 +477,10 @@ class UserProperty(BaseModel):
     @classmethod
     def infer_cache_key(cls, querydict):
         if 'user' in querydict and 'key' in querydict:
-            return cls._generate_cache_key("%s:%s" % (querydict['user'].id, querydict['key']))
+            cache_key = cls._generate_cache_key("%s:%s" % (querydict['user'].id, querydict['key']))
+            if len(cache_key) > django_settings.CACHE_MAX_KEY_LENGTH:
+                cache_key = cache_key[:django_settings.CACHE_MAX_KEY_LENGTH]
+            return cache_key
 
         return None