Haha, just like always, short after mailing it flashed to my mind.
I named the class Business the same like the model Business, which of
course, clashes with each other.
Greetings
Sven
On Tue, Apr 13, 2010 at 11:09 PM, Sven Richter <sver...@googlemail.com> wrote:
> Hi everybody,
>
> i have some problem i just dont understand. I have a business model
> (derived from django namespace):
> class Business(models.Model):
> business = models.ForeignKey("self", related_name="other_business")
> name = models.CharField(max_length=50, unique=True)
> ...
> objects = BusinessModelManager()
>
> and:
>
> class BusinessModelManager(models.Manager):
> def user_can_access(self, user):
> if user.is_superuser:
> return super(BusinessModelManager, self).get_query_set()
> else:
> return super(BusinessModelManager,
> self).get_query_set().filter( Q(business__groups=user.groups.all()) |
> Q(business__users=user) )
>
> Now when i go ahead into django shell and do:
> from eiwomisa.business.models import Business
> Business.objects.all()
>
> it returns the expected output, the Business objects.
>
> But, i have a templatetag:
>
> class Business(Node):
> def __init__(self, context, user):
> self.context = context
> self.user = template.Variable(user)
>
> def render(self, context):
> user = self.user.resolve(context)
> business = Business.objects.all()
> #context[self.context] = business
> #context[self.context] = 'nd'
> return ''
>
> def get_business(parser, token):
> bits = token.contents.split()
>
> return Business(bits[2], bits[3])
> register.tag('get_business', get_business)
>
> Which should do the same, but it throws the following error:
> -----------------------------
> TemplateSyntaxError at /admin/time_tracking/timetracking/
>
> Caught an exception while rendering: type object 'Business' has no
> attribute 'objects'
>
> Original Traceback (most recent call last):
> File "/usr/lib/python2.6/site-packages/django/template/debug.py",
> line 71, in render_node
> result = node.render(context)
> File "/usr/lib/python2.6/site-packages/django/template/defaulttags.py",
> line 155, in render
> nodelist.append(node.render(context))
> File
> "/home/sveri/programmierprojekte/eiwomisa/eiwomisa/../eiwomisa/project/time_tracking/templatetags/tags.py",
> line 49, in render
> business = Business.objects.all()
> AttributeError: type object 'Business' has no attribute 'objects'
>
> Request Method: GET
> Request URL: http://localhost:8000/admin/time_tracking/timetracking/?e=1
> Exception Type: TemplateSyntaxError
> Exception Value:
>
> Caught an exception while rendering: type object 'Business' has no
> attribute 'objects'
>
> Original Traceback (most recent call last):
> File "/usr/lib/python2.6/site-packages/django/template/debug.py",
> line 71, in render_node
> result = node.render(context)
> File "/usr/lib/python2.6/site-packages/django/template/defaulttags.py",
> line 155, in render
> nodelist.append(node.render(context))
> File
> "/home/sveri/programmierprojekte/eiwomisa/eiwomisa/../eiwomisa/project/time_tracking/templatetags/tags.py",
> line 49, in render
> business = Business.objects.all()
> AttributeError: type object 'Business' has no attribute 'objects'
> -------------------------
>
> Hm, thats something thats completely out of my mind, i mean, its the
> same call, but it cannot get executed? Why is that?
>
>
> Greetings and thanks in Advance
> Sven
>
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