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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/cast_receiver/renderer/wrapping_url_loader_throttle_provider.h"
#include <vector>
#include "components/cast_receiver/renderer/url_rewrite_rules_provider.h"
#include "components/media_control/renderer/media_playback_options.h"
#include "components/on_load_script_injector/renderer/on_load_script_injector.h"
#include "components/url_rewrite/common/url_loader_throttle.h"
#include "services/network/public/cpp/resource_request.h"
#include "third_party/blink/public/common/loader/url_loader_throttle.h"
#include "third_party/blink/public/platform/url_loader_throttle_provider.h"
namespace cast_receiver {
WrappingURLLoaderThrottleProvider::Client::~Client() = default;
WrappingURLLoaderThrottleProvider::WrappingURLLoaderThrottleProvider(
std::unique_ptr<blink::URLLoaderThrottleProvider> wrapped_provider,
Client& client)
: client_(client), wrapped_provider_(std::move(wrapped_provider)) {
DETACH_FROM_SEQUENCE(sequence_checker_);
}
WrappingURLLoaderThrottleProvider::WrappingURLLoaderThrottleProvider(
Client& client)
: WrappingURLLoaderThrottleProvider(nullptr, client) {}
WrappingURLLoaderThrottleProvider::~WrappingURLLoaderThrottleProvider() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
}
std::unique_ptr<blink::URLLoaderThrottleProvider>
WrappingURLLoaderThrottleProvider::Clone() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
return std::make_unique<WrappingURLLoaderThrottleProvider>(
wrapped_provider_ ? wrapped_provider_->Clone() : nullptr, *client_);
}
std::vector<std::unique_ptr<blink::URLLoaderThrottle>>
WrappingURLLoaderThrottleProvider::CreateThrottles(
base::optional_ref<const blink::LocalFrameToken> local_frame_token,
const network::ResourceRequest& request) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
std::vector<std::unique_ptr<blink::URLLoaderThrottle>> throttles;
if (wrapped_provider_) {
throttles = wrapped_provider_->CreateThrottles(local_frame_token, request);
}
if (!local_frame_token.has_value()) {
return throttles;
}
auto* provider =
client_->GetUrlRewriteRulesProvider(local_frame_token.value());
if (provider) {
auto rules = provider->GetCachedRules();
if (rules) {
throttles.emplace_back(std::make_unique<url_rewrite::URLLoaderThrottle>(
rules,
base::BindRepeating(
&WrappingURLLoaderThrottleProvider::Client::IsCorsExemptHeader,
base::Unretained(client_))));
}
}
return throttles;
}
void WrappingURLLoaderThrottleProvider::SetOnline(bool is_online) {
if (wrapped_provider_) {
wrapped_provider_->SetOnline(is_online);
}
}
} // namespace cast_receiver
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