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from django.conf.urls import url, patterns
class BaseRouter(object):
def __init__(self):
self.registry = []
def register(self, prefix, viewset, base_name):
self.registry.append((prefix, viewset, base_name))
def get_urlpatterns(self):
raise NotImplemented('get_urlpatterns must be overridden')
@property
def urlpatterns(self):
if not hasattr(self, '_urlpatterns'):
print self.get_urlpatterns()
self._urlpatterns = patterns('', *self.get_urlpatterns())
return self._urlpatterns
class DefaultRouter(BaseRouter):
route_list = [
(r'$', {'get': 'list', 'post': 'create'}, '%s-list'),
(r'(?P<pk>[^/]+)/$', {'get': 'retrieve', 'put': 'update', 'delete': 'destroy'}, '%s-detail'),
]
def get_urlpatterns(self):
ret = []
for prefix, viewset, base_name in self.registry:
for suffix, action_mapping, name_format in self.route_list:
# Only actions which actually exist on the viewset will be bound
bound_actions = {}
for method, action in action_mapping.items():
if hasattr(viewset, action):
bound_actions[method] = action
regex = prefix + suffix
view = viewset.as_view(bound_actions)
name = name_format % base_name
ret.append(url(regex, view, name=name))
return ret
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