def checkPreconditions(self, request): """ Checks all preconditions imposed by this resource upon a request made against it. @param request: the request to process. @raise http.HTTPError: if any precondition fails. @return: C{None} or a deferred whose callback value is C{request}. """ # # http.checkPreconditions() gets called by the server after every # GET or HEAD request. # # For other methods, we need to know to bail out before request # processing, especially for methods that modify server state (eg. PUT). # We also would like to do so even for methods that don't, if those # methods might be expensive to process. We're assuming that GET and # HEAD are not expensive. # if request.method not in ("GET", "HEAD"): http.checkPreconditions(request) # Check per-method preconditions method = getattr(self, "preconditions_" + request.method, None) if method: return method(request)
def checkPreconditions(self, request): """ Checks all preconditions imposed by this resource upon a request made against it. @param request: the request to process. @raise http.HTTPError: if any precondition fails. @return: C{None} or a deferred whose callback value is C{request}. """ # # http.checkPreconditions() gets called by the server after every # GET or HEAD request. # # For other methods, we need to know to bail out before request # processing, especially for methods that modify server state (eg. PUT). # We also would like to do so even for methods that don't, if those # methods might be expensive to process. We're assuming that GET and # HEAD are not expensive. # if request.method not in ("GET", "HEAD"): http.checkPreconditions(request) # Check per-method preconditions method = getattr(self, "preconditions_" + request.method, None) if method: return method(request)
def checkPreconditions(self, request, response, expectedResult, expectedCode, **kw): preconditionsPass = True try: http.checkPreconditions(request, response, **kw) except http.HTTPError, e: preconditionsPass = False self.assertEquals(e.response.code, expectedCode)
def checkPreconditions(self, request): # This code replaces the code in resource.RenderMixin if request.method not in ("GET", "HEAD"): http.checkPreconditions( request, entityExists = self.exists(), etag = self.etag(), lastModified = self.lastModified(), ) # Check per-method preconditions method = getattr(self, "preconditions_" + request.method, None) if method: return method(request)
def checkPreconditions(self, request): # This code replaces the code in resource.RenderMixin if request.method not in ("GET", "HEAD"): http.checkPreconditions( request, entityExists=self.exists(), etag=self.etag(), lastModified=self.lastModified(), ) # Check per-method preconditions method = getattr(self, "preconditions_" + request.method, None) if method: return method(request)
def checkEtag(self, request, etag, exists=True): http.checkPreconditions(request, etag=ETag(etag), entityExists=exists)
def preconditionfilter(request, response): if request.method in ("GET", "HEAD"): http.checkPreconditions(request, response) return response
def checkEtag(self, request, etag, exists=True): http.checkPreconditions(request, etag=ETag(etag), entityExists=exists)
def preconditionfilter(request, response): if request.method in ("GET", "HEAD"): http.checkPreconditions(request, response) return response