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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/renderer/extension_url_loader_throttle.h"
#include "extensions/renderer/extension_throttle_manager.h"
#include "net/base/net_errors.h"
#include "services/network/public/cpp/resource_request.h"
namespace extensions {
namespace {
const char kCancelReason[] = "ExtensionURLLoaderThrottle";
} // anonymous namespace
ExtensionURLLoaderThrottle::ExtensionURLLoaderThrottle(
ExtensionThrottleManager* manager)
: manager_(manager) {
DCHECK(manager_);
manager_observation_.Observe(manager_);
}
ExtensionURLLoaderThrottle::~ExtensionURLLoaderThrottle() = default;
void ExtensionURLLoaderThrottle::OnExtensionThrottleManagerDestruct(
ExtensionThrottleManager* manager) {
manager_observation_.Reset();
manager_ = nullptr;
}
void ExtensionURLLoaderThrottle::WillStartRequest(
network::ResourceRequest* request,
bool* defer) {
start_request_url_ = request->url;
if (!manager_) {
return;
}
if (manager_->ShouldRejectRequest(start_request_url_)) {
delegate_->CancelWithError(net::ERR_TEMPORARILY_THROTTLED, kCancelReason);
}
}
void ExtensionURLLoaderThrottle::WillRedirectRequest(
net::RedirectInfo* redirect_info,
/*response_head=*/const network::mojom::URLResponseHead&,
/*defer=*/bool*,
/*to_be_removed_request_headers=*/std::vector<std::string>*,
/*modified_request_headers=*/net::HttpRequestHeaders*,
/*modified_cors_exempt_request_headers=*/net::HttpRequestHeaders*) {
if (!manager_) {
return;
}
if (manager_->ShouldRejectRedirect(start_request_url_, *redirect_info)) {
delegate_->CancelWithError(net::ERR_TEMPORARILY_THROTTLED, kCancelReason);
}
}
void ExtensionURLLoaderThrottle::WillProcessResponse(
const GURL& response_url,
network::mojom::URLResponseHead* response_head,
bool* defer) {
if (!manager_) {
return;
}
manager_->WillProcessResponse(response_url, *response_head);
}
void ExtensionURLLoaderThrottle::DetachFromCurrentSequence() {}
} // namespace extensions
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