X-Git-Url: https://git.openstreetmap.org./osqa.git/blobdiff_plain/0f2d00f9d7d5d28149707f66c719b28edfe51aed..410bfa05ee36ed1d99356c443a5f3f6aa3ee9578:/forum/models/node.py?ds=inline diff --git a/forum/models/node.py b/forum/models/node.py index 932452d..a7e122e 100644 --- a/forum/models/node.py +++ b/forum/models/node.py @@ -1,7 +1,9 @@ +from forum.akismet import * from base import * from tag import Tag import markdown +from django.utils.translation import ugettext as _ from django.utils.safestring import mark_safe from django.utils.html import strip_tags from forum.utils.html import sanitize_html @@ -12,18 +14,21 @@ class NodeContent(models.Model): author = models.ForeignKey(User, related_name='%(class)ss') body = models.TextField() + @property + def user(self): + return self.author + @property def html(self): - return mark_safe(sanitize_html(markdown.markdown(self.body))) + return self.as_markdown() + + def as_markdown(self, *extensions): + return mark_safe(sanitize_html(markdown.markdown(self.body, extensions=extensions))) @property def headline(self): return self.title - @property - def summary(self): - return strip_tags(self.html)[:300] - def tagname_list(self): if self.tagnames: return [name for name in self.tagnames.split(u' ')] @@ -37,14 +42,14 @@ class NodeContent(models.Model): abstract = True app_label = 'forum' -class NodeMetaClass(models.Model.__metaclass__): +class NodeMetaClass(BaseMetaClass): types = {} def __new__(cls, *args, **kwargs): new_cls = super(NodeMetaClass, cls).__new__(cls, *args, **kwargs) if not new_cls._meta.abstract and new_cls.__name__ is not 'Node': - NodeMetaClass.types[new_cls.__name__.lower()] = new_cls + NodeMetaClass.types[new_cls.get_type()] = new_cls return new_cls @@ -63,12 +68,9 @@ class NodeMetaClass(models.Model.__metaclass__): def parent(self): p = self.__dict__.get('_%s_cache' % name, None) - if p is None: - try: - p = self.parent.leaf - self.__dict__['_%s_cache' % name] = p - except Exception, e: - pass + if p is None and (self.parent is not None) and self.parent.node_type == name: + p = self.parent.leaf + self.__dict__['_%s_cache' % name] = p return p @@ -76,59 +78,128 @@ class NodeMetaClass(models.Model.__metaclass__): Node.add_to_class(name, property(parent)) -class Node(BaseModel, NodeContent, DeletableContent): +class NodeManager(CachedManager): + use_for_related_fields = True + + def get_query_set(self): + qs = super(NodeManager, self).get_query_set() + + if self.model is not Node: + return qs.filter(node_type=self.model.get_type()) + else: + return qs + + def get(self, *args, **kwargs): + node = super(NodeManager, self).get(*args, **kwargs) + cls = NodeMetaClass.types.get(node.node_type, None) + + if cls and node.__class__ is not cls: + return node.leaf + return node + + def get_for_types(self, types, *args, **kwargs): + kwargs['node_type__in'] = [t.get_type() for t in types] + return self.get(*args, **kwargs) + + +class Node(BaseModel, NodeContent): __metaclass__ = NodeMetaClass node_type = models.CharField(max_length=16, default='node') parent = models.ForeignKey('Node', related_name='children', null=True) + abs_parent = models.ForeignKey('Node', related_name='all_children', null=True) added_at = models.DateTimeField(default=datetime.datetime.now) + score = models.IntegerField(default=0) + + deleted = models.ForeignKey('Action', null=True, unique=True, related_name="deleted_node") + in_moderation = models.ForeignKey('Action', null=True, unique=True, related_name="moderated_node") + last_edited = models.ForeignKey('Action', null=True, unique=True, related_name="edited_node") + + last_activity_by = models.ForeignKey(User, null=True) + last_activity_at = models.DateTimeField(null=True, blank=True) tags = models.ManyToManyField('Tag', related_name='%(class)ss') + active_revision = models.OneToOneField('NodeRevision', related_name='active', null=True) - score = models.IntegerField(default=0) - vote_up_count = models.IntegerField(default=0) - vote_down_count = models.IntegerField(default=0) + extra_ref = models.ForeignKey('Node', null=True) + extra_count = models.IntegerField(default=0) + extra_action = models.ForeignKey('Action', null=True, related_name="extra_node") + + marked = models.BooleanField(default=False) + wiki = models.BooleanField(default=False) - comment_count = models.PositiveIntegerField(default=0) - offensive_flag_count = models.SmallIntegerField(default=0) + comment_count = DenormalizedField("children", node_type="comment", canceled=False) + flag_count = DenormalizedField("flags") - last_edited_at = models.DateTimeField(null=True, blank=True) - last_edited_by = models.ForeignKey(User, null=True, blank=True, related_name='last_edited_%(class)ss') + friendly_name = _("post") - active_revision = models.OneToOneField('NodeRevision', related_name='active', null=True) + objects = NodeManager() + + @classmethod + def cache_key(cls, pk): + return '%s.node:%s' % (settings.APP_URL, pk) + + @classmethod + def get_type(cls): + return cls.__name__.lower() @property def leaf(self): - return NodeMetaClass.types[self.node_type].objects.get(id=self.id) + leaf_cls = NodeMetaClass.types.get(self.node_type, None) - def create_revision(self, user, **kwargs): - revision = NodeRevision(author=user, **kwargs) - - if not self.id: - self.author = user - self.save() - revision.revision = 1 - else: - revision.revision = self.revisions.aggregate(last=models.Max('revision'))['last'] + 1 + if leaf_cls is None: + return self + + leaf = leaf_cls() + leaf.__dict__ = self.__dict__ + return leaf - revision.node_id = self.id + @property + def absolute_parent(self): + if not self.abs_parent_id: + return self.leaf + + return self.abs_parent.leaf + + @property + def summary(self): + return strip_tags(self.html)[:300] + + def update_last_activity(self, user): + self.last_activity_by = user + self.last_activity_at = datetime.datetime.now() + + if self.parent: + self.parent.update_last_activity(user) + + def _create_revision(self, user, number, **kwargs): + revision = NodeRevision(author=user, revision=number, node=self, **kwargs) revision.save() - self.activate_revision(user, revision) + return revision + + def create_revision(self, user, action=None, **kwargs): + number = self.revisions.aggregate(last=models.Max('revision'))['last'] + 1 + revision = self._create_revision(user, number, **kwargs) + self.activate_revision(user, revision, action) + return revision - def activate_revision(self, user, revision): + def activate_revision(self, user, revision, action=None): self.title = revision.title self.tagnames = revision.tagnames self.body = revision.body - - self.last_edited_at = datetime.datetime.now() - self.last_edited_by = user self.active_revision = revision + self.update_last_activity(user) + + if action: + self.last_edited = action + self.save() def get_tag_list_if_changed(self): dirty = self.get_dirty_fields() + active_user = self.last_edited and self.last_edited.by or self.author if 'tagnames' in dirty: new_tags = self.tagname_list() @@ -145,7 +216,7 @@ class Node(BaseModel, NodeContent, DeletableContent): try: tag = Tag.objects.get(name=name) except: - tag = Tag.objects.create(name=name, created_by=self.last_edited_by or self.author) + tag = Tag.objects.create(name=name, created_by=active_user or self.author) tag_list.append(tag) @@ -159,7 +230,7 @@ class Node(BaseModel, NodeContent, DeletableContent): tag = Tag.objects.get(name=name) tag.used_count = tag.used_count - 1 if tag.used_count == 0: - tag.mark_deleted(self.last_edited_by or self.author) + tag.mark_deleted(active_user) tag.save() return tag_list @@ -168,17 +239,36 @@ class Node(BaseModel, NodeContent, DeletableContent): def save(self, *args, **kwargs): if not self.id: - self.node_type = self.__class__.__name__.lower() - + self.node_type = self.get_type() + super(BaseModel, self).save(*args, **kwargs) + self.active_revision = self._create_revision(self.author, 1, title=self.title, tagnames=self.tagnames, body=self.body) + self.update_last_activity(self.author) + + if self.parent_id and not self.abs_parent_id: + self.abs_parent = self.parent.absolute_parent + tags = self.get_tag_list_if_changed() super(Node, self).save(*args, **kwargs) if tags is not None: self.tags = tags + @staticmethod + def isSpam(comment, data): + api = Akismet() + + if not api.key: + return False + else: + if api.comment_check(comment, data): + return True + else: + return False + return data + class Meta: app_label = 'forum' -class NodeRevision(NodeContent): +class NodeRevision(BaseModel, NodeContent): node = models.ForeignKey(Node, related_name='revisions') summary = models.CharField(max_length=300) revision = models.PositiveIntegerField() @@ -189,11 +279,3 @@ class NodeRevision(NodeContent): app_label = 'forum' -from user import ValidationHash - -class AnonymousNode(Node): - validation_hash = models.ForeignKey(Node, related_name='anonymous_content') - convertible_to = models.CharField(max_length=16, default='node') - - class Meta: - app_label = 'forum' \ No newline at end of file