cef/libcef/renderer/url_loader_throttle_provide...

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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "libcef/renderer/url_loader_throttle_provider_impl.h"
#include "libcef/common/extensions/extensions_util.h"
#include "libcef/renderer/render_thread_observer.h"
#include <utility>
#include "base/feature_list.h"
#include "chrome/common/google_url_loader_throttle.h"
#include "content/public/common/content_features.h"
#include "content/public/renderer/render_frame.h"
#include "extensions/renderer/guest_view/mime_handler_view/mime_handler_view_container.h"
#include "services/network/public/cpp/features.h"
#include "third_party/blink/public/common/loader/resource_type_util.h"
#include "third_party/blink/public/platform/web_url.h"
CefURLLoaderThrottleProviderImpl::CefURLLoaderThrottleProviderImpl(
content::URLLoaderThrottleProviderType type)
: type_(type) {
DETACH_FROM_THREAD(thread_checker_);
}
CefURLLoaderThrottleProviderImpl::~CefURLLoaderThrottleProviderImpl() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
}
CefURLLoaderThrottleProviderImpl::CefURLLoaderThrottleProviderImpl(
const CefURLLoaderThrottleProviderImpl& other)
: type_(other.type_) {
DETACH_FROM_THREAD(thread_checker_);
}
std::unique_ptr<content::URLLoaderThrottleProvider>
CefURLLoaderThrottleProviderImpl::Clone() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
return base::WrapUnique(new CefURLLoaderThrottleProviderImpl(*this));
}
std::vector<std::unique_ptr<blink::URLLoaderThrottle>>
CefURLLoaderThrottleProviderImpl::CreateThrottles(
int render_frame_id,
const blink::WebURLRequest& request) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
std::vector<std::unique_ptr<blink::URLLoaderThrottle>> throttles;
const network::mojom::RequestDestination request_destination =
request.GetRequestDestination();
// Some throttles have already been added in the browser for frame resources.
// Don't add them for frame requests.
bool is_frame_resource =
blink::IsRequestDestinationFrame(request_destination);
DCHECK(!is_frame_resource ||
type_ == content::URLLoaderThrottleProviderType::kFrame);
if (extensions::ExtensionsEnabled() &&
type_ == content::URLLoaderThrottleProviderType::kFrame &&
request_destination == network::mojom::RequestDestination::kObject) {
content::RenderFrame* render_frame =
content::RenderFrame::FromRoutingID(render_frame_id);
auto mime_handlers =
extensions::MimeHandlerViewContainer::FromRenderFrame(render_frame);
GURL gurl(request.Url());
for (auto* handler : mime_handlers) {
auto throttle = handler->MaybeCreatePluginThrottle(gurl);
if (throttle) {
throttles.push_back(std::move(throttle));
break;
}
}
}
throttles.push_back(std::make_unique<GoogleURLLoaderThrottle>(
CefRenderThreadObserver::GetDynamicParams()));
return throttles;
}
void CefURLLoaderThrottleProviderImpl::SetOnline(bool is_online) {}