85 lines
3.1 KiB
C++
85 lines
3.1 KiB
C++
// Copyright (c) 2019 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef SHELL_BROWSER_NET_URL_PIPE_LOADER_H_
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#define SHELL_BROWSER_NET_URL_PIPE_LOADER_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "mojo/public/cpp/bindings/receiver.h"
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#include "mojo/public/cpp/bindings/remote.h"
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#include "mojo/public/cpp/bindings/strong_binding.h"
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#include "mojo/public/cpp/system/data_pipe_producer.h"
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#include "services/network/public/cpp/simple_url_loader.h"
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#include "services/network/public/cpp/simple_url_loader_stream_consumer.h"
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#include "services/network/public/mojom/url_loader.mojom.h"
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namespace network {
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class SharedURLLoaderFactory;
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}
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namespace electron {
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// Read data from URL and pipe it to NetworkService.
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//
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// Different from creating a new loader for the URL directly, protocol handlers
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// using this loader can work around CORS restrictions.
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//
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// This class manages its own lifetime and should delete itself when the
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// connection is lost or finished.
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class URLPipeLoader : public network::mojom::URLLoader,
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public network::SimpleURLLoaderStreamConsumer {
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public:
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URLPipeLoader(scoped_refptr<network::SharedURLLoaderFactory> factory,
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std::unique_ptr<network::ResourceRequest> request,
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network::mojom::URLLoaderRequest loader,
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mojo::PendingRemote<network::mojom::URLLoaderClient> client,
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const net::NetworkTrafficAnnotationTag& annotation,
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base::DictionaryValue upload_data);
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private:
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~URLPipeLoader() override;
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void Start(scoped_refptr<network::SharedURLLoaderFactory> factory,
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std::unique_ptr<network::ResourceRequest> request,
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const net::NetworkTrafficAnnotationTag& annotation,
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base::DictionaryValue upload_data);
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void NotifyComplete(int result);
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void OnResponseStarted(const GURL& final_url,
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const network::mojom::URLResponseHead& response_head);
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void OnWrite(base::OnceClosure resume, MojoResult result);
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// SimpleURLLoaderStreamConsumer:
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void OnDataReceived(base::StringPiece string_piece,
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base::OnceClosure resume) override;
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void OnComplete(bool success) override;
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void OnRetry(base::OnceClosure start_retry) override;
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// URLLoader:
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void FollowRedirect(
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const std::vector<std::string>& removed_headers,
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const net::HttpRequestHeaders& modified_headers,
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const net::HttpRequestHeaders& modified_cors_exempt_headers,
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const base::Optional<GURL>& new_url) override {}
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void SetPriority(net::RequestPriority priority,
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int32_t intra_priority_value) override {}
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void PauseReadingBodyFromNet() override {}
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void ResumeReadingBodyFromNet() override {}
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mojo::Binding<network::mojom::URLLoader> binding_;
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mojo::Remote<network::mojom::URLLoaderClient> client_;
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std::unique_ptr<mojo::DataPipeProducer> producer_;
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std::unique_ptr<network::SimpleURLLoader> loader_;
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base::WeakPtrFactory<URLPipeLoader> weak_factory_{this};
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DISALLOW_COPY_AND_ASSIGN(URLPipeLoader);
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};
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} // namespace electron
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#endif // SHELL_BROWSER_NET_URL_PIPE_LOADER_H_
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