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/*
* Copyright (C) 2009 Apple Inc. All Rights Reserved.
* Copyright (C) 2009, 2011 Google Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_WORKERS_WORKER_CLASSIC_SCRIPT_LOADER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_WORKERS_WORKER_CLASSIC_SCRIPT_LOADER_H_
#include <memory>
#include "base/memory/scoped_refptr.h"
#include "services/network/public/mojom/fetch_api.mojom-blink.h"
#include "third_party/blink/public/mojom/net/ip_address_space.mojom-blink.h"
#include "third_party/blink/public/platform/web_url_request.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/frame/csp/content_security_policy.h"
#include "third_party/blink/renderer/core/loader/allowed_by_nosniff.h"
#include "third_party/blink/renderer/core/loader/threadable_loader.h"
#include "third_party/blink/renderer/core/loader/threadable_loader_client.h"
#include "third_party/blink/renderer/platform/loader/fetch/resource_request.h"
#include "third_party/blink/renderer/platform/weborigin/kurl.h"
#include "third_party/blink/renderer/platform/wtf/allocator.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"
#include "third_party/blink/renderer/platform/wtf/ref_counted.h"
#include "third_party/blink/renderer/platform/wtf/text/string_builder.h"
namespace blink {
class ResourceRequest;
class ResourceResponse;
class ExecutionContext;
class TextResourceDecoder;
class CORE_EXPORT WorkerClassicScriptLoader final
: public GarbageCollectedFinalized<WorkerClassicScriptLoader>,
public ThreadableLoaderClient {
USING_GARBAGE_COLLECTED_MIXIN(WorkerClassicScriptLoader);
public:
WorkerClassicScriptLoader();
// For importScript().
void LoadSynchronously(ExecutionContext&,
const KURL&,
mojom::RequestContextType,
mojom::IPAddressSpace);
// Note that callbacks could be invoked before
// LoadTopLevelScriptAsynchronously() returns.
void LoadTopLevelScriptAsynchronously(ExecutionContext&,
const KURL&,
mojom::RequestContextType,
network::mojom::FetchRequestMode,
network::mojom::FetchCredentialsMode,
mojom::IPAddressSpace,
bool is_nested_worker,
base::OnceClosure response_callback,
base::OnceClosure finished_callback);
// This will immediately invoke |finishedCallback| if
// LoadTopLevelScriptAsynchronously() is in progress.
void Cancel();
String SourceText();
const KURL& Url() const { return url_; }
const KURL& ResponseURL() const;
bool Failed() const { return failed_; }
bool Canceled() const { return canceled_; }
unsigned long Identifier() const { return identifier_; }
long long AppCacheID() const { return app_cache_id_; }
std::unique_ptr<Vector<char>> ReleaseCachedMetadata() {
return std::move(cached_metadata_);
}
ContentSecurityPolicy* GetContentSecurityPolicy() {
return content_security_policy_.Get();
}
const String& GetReferrerPolicy() const { return referrer_policy_; }
mojom::IPAddressSpace ResponseAddressSpace() const {
return response_address_space_;
}
const Vector<String>* OriginTrialTokens() const {
return origin_trial_tokens_.get();
}
// ThreadableLoaderClient
void DidReceiveResponse(unsigned long /*identifier*/,
const ResourceResponse&,
std::unique_ptr<WebDataConsumerHandle>) override;
void DidReceiveData(const char* data, unsigned data_length) override;
void DidReceiveCachedMetadata(const char*, int /*dataLength*/) override;
void DidFinishLoading(unsigned long identifier) override;
void DidFail(const ResourceError&) override;
void DidFailRedirectCheck() override;
void Trace(Visitor*) override;
private:
void NotifyError();
void NotifyFinished();
void ProcessContentSecurityPolicy(const ResourceResponse&);
// Callbacks for loadAsynchronously().
base::OnceClosure response_callback_;
base::OnceClosure finished_callback_;
Member<ThreadableLoader> threadable_loader_;
String response_encoding_;
std::unique_ptr<TextResourceDecoder> decoder_;
StringBuilder source_text_;
KURL url_;
KURL response_url_;
// TODO(nhiroki): Consolidate these state flags for cleanup.
bool failed_ = false;
bool canceled_ = false;
bool need_to_cancel_ = false;
bool forbid_cross_origin_redirects_ = false;
unsigned long identifier_ = 0;
long long app_cache_id_ = 0;
std::unique_ptr<Vector<char>> cached_metadata_;
Member<ContentSecurityPolicy> content_security_policy_;
Member<ExecutionContext> execution_context_;
mojom::IPAddressSpace response_address_space_;
std::unique_ptr<Vector<String>> origin_trial_tokens_;
String referrer_policy_;
// TODO(nhiroki): Move this to FetchClientSettingsObject.
AllowedByNosniff::MimeTypeCheck mime_type_check_mode_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_WORKERS_WORKER_CLASSIC_SCRIPT_LOADER_H_
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