extension_url_loader_throttle.cc 1.8 KB

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  1. // Copyright 2018 The Chromium Authors. All rights reserved.
  2. // Use of this source code is governed by a BSD-style license that can be
  3. // found in the LICENSE file.
  4. #include "extensions/renderer/extension_url_loader_throttle.h"
  5. #include "extensions/renderer/extension_throttle_manager.h"
  6. #include "net/base/net_errors.h"
  7. #include "services/network/public/cpp/resource_request.h"
  8. namespace extensions {
  9. namespace {
  10. const char kCancelReason[] = "ExtensionURLLoaderThrottle";
  11. } // anonymous namespace
  12. ExtensionURLLoaderThrottle::ExtensionURLLoaderThrottle(
  13. ExtensionThrottleManager* manager)
  14. : manager_(manager) {
  15. DCHECK(manager_);
  16. }
  17. ExtensionURLLoaderThrottle::~ExtensionURLLoaderThrottle() = default;
  18. void ExtensionURLLoaderThrottle::WillStartRequest(
  19. network::ResourceRequest* request,
  20. bool* defer) {
  21. start_request_url_ = request->url;
  22. if (manager_->ShouldRejectRequest(start_request_url_))
  23. delegate_->CancelWithError(net::ERR_TEMPORARILY_THROTTLED, kCancelReason);
  24. }
  25. void ExtensionURLLoaderThrottle::WillRedirectRequest(
  26. net::RedirectInfo* redirect_info,
  27. const network::mojom::URLResponseHead& /* response_head */,
  28. bool* /* defer */,
  29. std::vector<std::string>* /* to_be_removed_request_headers */,
  30. net::HttpRequestHeaders* /* modified_request_headers */,
  31. net::HttpRequestHeaders* /* modified_cors_exempt_request_headers */) {
  32. if (manager_->ShouldRejectRedirect(start_request_url_, *redirect_info)) {
  33. delegate_->CancelWithError(net::ERR_TEMPORARILY_THROTTLED, kCancelReason);
  34. }
  35. }
  36. void ExtensionURLLoaderThrottle::WillProcessResponse(
  37. const GURL& response_url,
  38. network::mojom::URLResponseHead* response_head,
  39. bool* defer) {
  40. manager_->WillProcessResponse(response_url, *response_head);
  41. }
  42. void ExtensionURLLoaderThrottle::DetachFromCurrentSequence() {}
  43. } // namespace extensions