def alias_view(request, *args, **kwargs):
"""
This is the view that takes care of all URLs other than those beginning
with "/static/", "/viewing/", and those URLs taken by modules.
It checks all of the ViewerRequests to see if any match the current URL,
and if so, simulates a request to the given viewer.
"""
cur_site = get_current_site(request)
path_parts = [x for x in request.path.split("/") if x] # Reduce consecutive slashes
viewer_request = cur_site
try:
for path_part in path_parts:
viewer_request = CustomUrl.objects.get(path=path_part, parent_url=viewer_request)
except ObjectDoesNotExist:
viewer = ItemViewer()
viewer.init_for_http(request, "error", None, "html")
url = "http://%s%s" % (request.get_host(), request.path)
return viewer.render_error(
"Page Not Found", "We could not find any page matching your URL %s" % url, HttpResponseNotFound
)
item = viewer_request.aliased_item
kwargs = {}
kwargs["viewer"] = viewer_request.viewer
kwargs["format"] = viewer_request.format
kwargs["action"] = viewer_request.action
kwargs["noun"] = str(item.pk) if item else None
query_dict = QueryDict(viewer_request.query_string).copy()
query_dict.update(request.GET)
request.GET = query_dict
# Set the REQUEST dict
request._request = datastructures.MergeDict(request.POST, request.GET)
return item_view(request, **kwargs)
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
)