app/django/contrib/comments/managers.py
author Sverre Rabbelier <srabbelier@gmail.com>
Sat, 06 Dec 2008 14:23:53 +0000
changeset 679 77a286ff6667
parent 323 ff1a9aa48cfd
permissions -rw-r--r--
Introduce dynamic scope_path regexps Instead of relying on scope_path's being "one slash deep", we should instead allow for either: 1. scope_paths that have a pre-defined depth 2. scope_paths that can be arbitrarily deep We achieve 1 by setting an entities scope_logic to another logic module. We then recursively call getScopeDepth until we get to the topmost entity (that is, an unscoped entity). A little different is the solution to 2, since some entities can have an arbitrarily deep scope (such as Documents), we need to have some way of signaling this to getScopePattern. A clean solution is to return None, rather than a number. If None is returned, the SCOPE_PATH_ARG_PATTERN is returned as regexp instead, which will match an arbitrarily deeply nested scope. The solution for 2 requires that we return None somewhere in the scope_logic chain, the most straight forward method to do so is to override getScopeDepth anywhere such a scope is needed and make it return None. A more elegant solution however, is to set the scope_logic to that module in all entities that require it. Patch by: Sverre Rabbelier
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from django.db import models
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from django.dispatch import dispatcher
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from django.contrib.contenttypes.models import ContentType
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from django.utils.encoding import force_unicode
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class CommentManager(models.Manager):
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    def in_moderation(self):
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        """
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        QuerySet for all comments currently in the moderation queue.
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        """
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        return self.get_query_set().filter(is_public=False, is_removed=False)
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    def for_model(self, model):
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        """
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        QuerySet for all comments for a particular model (either an instance or
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        a class).
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        """
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        ct = ContentType.objects.get_for_model(model)
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        qs = self.get_query_set().filter(content_type=ct)
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        if isinstance(model, models.Model):
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            qs = qs.filter(object_pk=force_unicode(model._get_pk_val()))
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        return qs