electron/shell/browser/api/atom_api_url_request_ns.h

143 lines
4.3 KiB
C++

// Copyright (c) 2019 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef SHELL_BROWSER_API_ATOM_API_URL_REQUEST_NS_H_
#define SHELL_BROWSER_API_ATOM_API_URL_REQUEST_NS_H_
#include <list>
#include <memory>
#include <string>
#include <vector>
#include "mojo/public/cpp/system/data_pipe_producer.h"
#include "native_mate/dictionary.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
#include "services/network/public/cpp/simple_url_loader.h"
#include "services/network/public/cpp/simple_url_loader_stream_consumer.h"
#include "services/network/public/mojom/data_pipe_getter.mojom.h"
#include "shell/browser/api/event_emitter.h"
namespace electron {
namespace api {
class UploadDataPipeGetter;
class URLRequestNS : public mate::EventEmitter<URLRequestNS>,
public network::SimpleURLLoaderStreamConsumer {
public:
static mate::WrappableBase* New(mate::Arguments* args);
static void BuildPrototype(v8::Isolate* isolate,
v8::Local<v8::FunctionTemplate> prototype);
protected:
explicit URLRequestNS(mate::Arguments* args);
~URLRequestNS() override;
bool NotStarted() const;
bool Finished() const;
void Cancel();
void Close();
bool Write(v8::Local<v8::Value> data, bool is_last);
void FollowRedirect();
bool SetExtraHeader(const std::string& name, const std::string& value);
void RemoveExtraHeader(const std::string& name);
void SetChunkedUpload(bool is_chunked_upload);
mate::Dictionary GetUploadProgress();
int StatusCode() const;
std::string StatusMessage() const;
net::HttpResponseHeaders* RawResponseHeaders() const;
uint32_t ResponseHttpVersionMajor() const;
uint32_t ResponseHttpVersionMinor() const;
// SimpleURLLoaderStreamConsumer:
void OnDataReceived(base::StringPiece string_piece,
base::OnceClosure resume) override;
void OnComplete(bool success) override;
void OnRetry(base::OnceClosure start_retry) override;
private:
friend class UploadDataPipeGetter;
void OnResponseStarted(const GURL& final_url,
const network::ResourceResponseHead& response_head);
void OnRedirect(const net::RedirectInfo& redirect_info,
const network::ResourceResponseHead& response_head,
std::vector<std::string>* to_be_removed_headers);
void OnUploadProgress(uint64_t position, uint64_t total);
void OnWrite(MojoResult result);
// Write the first data of |pending_writes_|.
void DoWrite();
// Start streaming.
void StartWriting();
// Manage lifetime of wrapper.
void Pin();
void Unpin();
// Emit events.
enum class EventType {
kRequest,
kResponse,
};
void EmitError(EventType type, base::StringPiece error);
template <typename... Args>
void EmitEvent(EventType type, Args... args);
std::unique_ptr<network::ResourceRequest> request_;
std::unique_ptr<network::SimpleURLLoader> loader_;
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory_;
scoped_refptr<net::HttpResponseHeaders> response_headers_;
// Redirect mode.
//
// Note that we store it ourselves instead of reading from the one stored in
// |request_|, this is because with multiple redirections, the original one
// might be modified.
network::mojom::RedirectMode redirect_mode_ =
network::mojom::RedirectMode::kFollow;
// The DataPipeGetter passed to reader.
bool is_chunked_upload_ = false;
std::unique_ptr<UploadDataPipeGetter> data_pipe_getter_;
// Passed from DataPipeGetter for streaming data.
network::mojom::DataPipeGetter::ReadCallback size_callback_;
std::unique_ptr<mojo::DataPipeProducer> producer_;
// Whether request.end() has been called.
bool last_chunk_written_ = false;
// Whether the redirect should be followed.
bool follow_redirect_ = true;
// Upload progress.
uint64_t upload_position_ = 0;
uint64_t upload_total_ = 0;
// Current status.
int request_state_ = 0;
int response_state_ = 0;
// Pending writes that not yet sent to NetworkService.
std::list<std::string> pending_writes_;
// Used by pin/unpin to manage lifetime.
v8::Global<v8::Object> wrapper_;
base::WeakPtrFactory<URLRequestNS> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(URLRequestNS);
};
} // namespace api
} // namespace electron
#endif // SHELL_BROWSER_API_ATOM_API_URL_REQUEST_NS_H_