def item_view(request, *args, **kwargs):
"""
This is the view that takes care of all valid URLs starting with
"/viewing/". It finds the appropriate viewer and dispatches the request
to it.
"""
viewer_name = kwargs["viewer"]
action = kwargs.get("action")
noun = kwargs.get("noun")
format = kwargs.get("format")
viewer_class = get_viewer_class_by_name(viewer_name)
if viewer_class:
viewer = viewer_class()
viewer.init_for_http(request, action, noun, format)
response = viewer.dispatch()
if response is None:
return viewer.render_error(
"Action Not Found", "We could not find any action matching your URL.", HttpResponseNotFound
)
else:
return response
else:
viewer = ItemViewer()
viewer.init_for_http(request, action, noun, format)
return viewer.render_error(
"Viewer Not Found", "We could not find any viewer matching your URL.", HttpResponseNotFound
)
from cms.models import *
from django.core.exceptions import ObjectDoesNotExist
from django.http import QueryDict
from django.utils import datastructures, simplejson
from cms.views import ItemViewer
from cms.base_viewer import get_viewer_class_by_name, get_current_site, all_viewer_classes
from django.conf import settings
# Import viewers from modules so they get registered with ViewerMetaClass
for module_name in settings.MODULE_NAMES:
__import__("modules.%s.views" % module_name)
# Check that all default viewers have been defined properly
for item_type in all_item_types():
viewer_name = item_type.__name__.lower()
viewer_class = get_viewer_class_by_name(viewer_name)
if viewer_class is None:
raise Exception("No default viewer defined for %s" % item_type)
if viewer_class.accepted_item_type != item_type:
raise Exception(
"Viewer with name `%s` has accepted_item_type=%s, should be %s"
% (viewer_name, viewer_class.accepted_item_type, item_type)
)
# Check that all viewers inherit from the correct superclasses
for viewer_class in all_viewer_classes():
item_type = viewer_class.accepted_item_type
if item_type != Item:
desired_bases = item_type.__bases__
actual_bases = tuple(base.accepted_item_type for base in viewer_class.__bases__)
if desired_bases != actual_bases:
