I had the same issue, fixed it with a variation on Jim D.'s solution. import bookmarks
then bookmarks.models.Bookmark.objects.filter(...) On Tuesday, October 14, 2008 11:38:20 PM UTC-7, Chris Amico wrote: > > I have a simple bookmarks model based on the one in James Bennett's <a > href="http://code.google.com/p/cab/source/browse/trunk/models.py? > r=130 > <http://code.google.com/p/cab/source/browse/trunk/models.py?r=130>">Cab</a> > application. I'm using a generic relation so it can > live in its own app and a user can bookmark any object on the site > (I'm planning on reusing this app on a couple projects). I'm running > into a problem creating an {% if_bookmarked %} template tag. > > When I load the tag library I get this error: 'bookmarks' is not a > valid tag library: Could not load template library from > django.templatetags.bookmarks, No module named models > > Here's what the tag module looks like: > > from django import template > from django.contrib.contenttypes.models import ContentType > from bookmarks.models import Bookmark > > > class IfBookmarkedNode(template.Node): > def __init__(self, user, obj, nodelist_true, nodelist_false): > self.nodelist_true = nodelist_true > self.nodelist_false = nodelist_false > self.user_id = template.Variable(user_id) > self.obj = template.Variable(obj) > > def render(self, context): > try: > self.user_id = template.resolve_variable(self.user_id, > context) > self.obj = template.resolve_variable(self.obj, context) > except template.VariableDoesNotExist: > return '' > ctype = ContentType.objects.get_for_model(obj) > if Bookmark.objects.filter(content_type=ctype, > object_id=obj.id, user__pk=user_id.id): > return self.nodelist_true.render(context) > else: > return self.nodelist_false.render(context) > > > def do_if_bookmarked(parser, token): > bits = token.contents.split() > if len(bits) != 3: > raise template.TemplateSyntaxError("'%s' tag takes exactly two > arguments" % bits[0]) > nodelist_true = parser.parse(('else', 'endif_bookmarked')) > token = parser.next_token() > if token.contents == 'else': > nodelist_false = parser.parse(('endif_bookmarked',)) > parser.delete_first_token() > else: > nodelist_false = template.NodeList() > return IfBookmarkedNode(bits[1], bits[2], nodelist_true, > nodelist_false) > > > And this is the model it should be importing: > > > class Bookmark(models.Model): > "A bookmarked item, saved by a user with a timestamp" > # generic relation > content_type = models.ForeignKey(ContentType) > object_id = models.PositiveIntegerField() > content_object = generic.GenericForeignKey('content_type', > 'object_id') > > # who and when > user = models.ForeignKey(User) > timestamp = models.DateTimeField(auto_now_add=True) > > > > The bookmarking model works fine on its own, and I've gotten the > functions in the template tag to work in isolation in the interpreter, > but when I load the tag library it breaks the template. What am I > missing here? -- You received this message because you are subscribed to the Google Groups "Django users" group. To view this discussion on the web visit https://groups.google.com/d/msg/django-users/-/Gqnjk38KVP0J. To post to this group, send email to django-users@googlegroups.com. To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.
