我的 api 上有一个始终返回登录用户的资源。该资源是只读的。我希望列表 uri 充当详细 uri,并删除详细 url。
因此,/api/v1/user/
将返回登录的用户,并且任何其他 url 都会失败。这就是我为实现这一目标所做的:
class UserResource(ModelResource):
class Meta:
queryset = User.objects.all()
fields = ['email', 'name']
authentication = MultiAuthentication(SessionAuthentication(), BasicAuthentication())
authorization = Authorization()
list_allowed_methods = []
detail_allowed_methods = ['get']
def base_urls(self):
'''
The list endpoint behaves as the list endpoint.
'''
return [
url(r"^(?P<resource_name>%s)%s$" % (self._meta.resource_name, trailing_slash()), self.wrap_view('dispatch_detail'), name="api_dispatch_detail"),
url(r"^(?P<resource_name>%s)/schema%s$" % (self._meta.resource_name, trailing_slash()), self.wrap_view('get_schema'), name="api_get_schema")
]
def obj_get(self, bundle, **kwargs):
'''
Always returns the logged in user.
'''
return bundle.request.user
def get_resource_uri(self, bundle_or_obj=None, url_name='api_dispatch_detail'):
bundle_or_obj = None
try:
return self._build_reverse_url(url_name, kwargs=self.resource_uri_kwargs(bundle_or_obj))
except NoReverseMatch:
return ''
我使用base_urls()
而不是prepend_urls()
因为我想删除其他网址。
它工作正常,但是当我点击/api/v1/
url 时,我收到了这个错误:
Traceback:
File "/home/vagrant/workspace/expenses/venv/local/lib/python2.7/site-packages/Django-1.5-py2.7.egg/django/core/handlers/base.py" in get_response
115. response = callback(request, *callback_args, **callback_kwargs)
File "/home/vagrant/workspace/expenses/venv/local/lib/python2.7/site-packages/django_tastypie-0.9.15-py2.7.egg/tastypie/api.py" in wrapper
80. return getattr(self, view)(request, *args, **kwargs)
File "/home/vagrant/workspace/expenses/venv/local/lib/python2.7/site-packages/django_tastypie-0.9.15-py2.7.egg/tastypie/api.py" in top_level
137. 'resource_name': name,
File "/home/vagrant/workspace/expenses/venv/local/lib/python2.7/site-packages/django_tastypie-0.9.15-py2.7.egg/tastypie/api.py" in _build_reverse_url
166. return reverse(name, args=args, kwargs=kwargs)
File "/home/vagrant/workspace/expenses/venv/local/lib/python2.7/site-packages/Django-1.5-py2.7.egg/django/core/urlresolvers.py" in reverse
496. return iri_to_uri(resolver._reverse_with_prefix(view, prefix, *args, **kwargs))
File "/home/vagrant/workspace/expenses/venv/local/lib/python2.7/site-packages/Django-1.5-py2.7.egg/django/core/urlresolvers.py" in _reverse_with_prefix
416. "arguments '%s' not found." % (lookup_view_s, args, kwargs))
Exception Type: NoReverseMatch at /api/v1/
Exception Value: Reverse for 'api_dispatch_list' with arguments '()' and keyword arguments '{'api_name': u'v1', 'resource_name': 'user'}' not found.
它试图到达丢失的列表端点。我该如何摆脱这个?
谢谢。
感谢 Rudy 的指导,我得到了以下结果:
class UserResource(ModelResource):
class Meta:
queryset = User.objects.all()
fields = ['email', 'name']
authentication = MultiAuthentication(SessionAuthentication(), BasicAuthentication())
authorization = Authorization()
list_allowed_methods = []
detail_allowed_methods = ['get']
def dispatch_list(self, request, **kwargs):
return self.dispatch_detail(request, **kwargs)
def obj_get(self, bundle, **kwargs):
'''
Always returns the logged in user.
'''
return bundle.request.user
def get_resource_uri(self, bundle_or_obj=None, url_name='api_dispatch_list'):
bundle_or_obj = None
try:
return self._build_reverse_url(url_name, kwargs=self.resource_uri_kwargs(bundle_or_obj))
except NoReverseMatch:
return ''