electron/shell/browser/net/atom_url_loader_factory.h
2019-06-19 17:33:28 -07:00

111 lines
4.5 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_NET_ATOM_URL_LOADER_FACTORY_H_
#define SHELL_BROWSER_NET_ATOM_URL_LOADER_FACTORY_H_
#include <map>
#include <string>
#include <utility>
#include "mojo/public/cpp/bindings/binding_set.h"
#include "native_mate/dictionary.h"
#include "net/url_request/url_request_job_factory.h"
#include "services/network/public/mojom/url_loader_factory.mojom.h"
namespace electron {
// Old Protocol API can only serve one type of response for one scheme.
enum class ProtocolType {
kBuffer,
kString,
kFile,
kHttp,
kStream,
kFree, // special type for returning arbitrary type of response.
};
using StartLoadingCallback = base::OnceCallback<void(mate::Arguments*)>;
using ProtocolHandler =
base::Callback<void(const network::ResourceRequest&, StartLoadingCallback)>;
// scheme => (type, handler).
using HandlersMap =
std::map<std::string, std::pair<ProtocolType, ProtocolHandler>>;
// Implementation of URLLoaderFactory.
class AtomURLLoaderFactory : public network::mojom::URLLoaderFactory {
public:
AtomURLLoaderFactory(ProtocolType type, const ProtocolHandler& handler);
~AtomURLLoaderFactory() override;
// network::mojom::URLLoaderFactory:
void CreateLoaderAndStart(network::mojom::URLLoaderRequest loader,
int32_t routing_id,
int32_t request_id,
uint32_t options,
const network::ResourceRequest& request,
network::mojom::URLLoaderClientPtr client,
const net::MutableNetworkTrafficAnnotationTag&
traffic_annotation) override;
void Clone(network::mojom::URLLoaderFactoryRequest request) override;
static void StartLoading(
network::mojom::URLLoaderRequest loader,
int32_t routing_id,
int32_t request_id,
uint32_t options,
const network::ResourceRequest& request,
network::mojom::URLLoaderClientPtr client,
const net::MutableNetworkTrafficAnnotationTag& traffic_annotation,
network::mojom::URLLoaderFactory* proxy_factory,
ProtocolType type,
mate::Arguments* args);
private:
static void StartLoadingBuffer(network::mojom::URLLoaderClientPtr client,
network::ResourceResponseHead head,
const mate::Dictionary& dict);
static void StartLoadingString(network::mojom::URLLoaderClientPtr client,
network::ResourceResponseHead head,
const mate::Dictionary& dict,
v8::Isolate* isolate,
v8::Local<v8::Value> response);
static void StartLoadingFile(network::mojom::URLLoaderRequest loader,
network::ResourceRequest request,
network::mojom::URLLoaderClientPtr client,
network::ResourceResponseHead head,
const mate::Dictionary& dict,
v8::Isolate* isolate,
v8::Local<v8::Value> response);
static void StartLoadingHttp(
network::mojom::URLLoaderRequest loader,
const network::ResourceRequest& original_request,
network::mojom::URLLoaderClientPtr client,
const net::MutableNetworkTrafficAnnotationTag& traffic_annotation,
const mate::Dictionary& dict);
static void StartLoadingStream(network::mojom::URLLoaderRequest loader,
network::mojom::URLLoaderClientPtr client,
network::ResourceResponseHead head,
const mate::Dictionary& dict);
// Helper to send string as response.
static void SendContents(network::mojom::URLLoaderClientPtr client,
network::ResourceResponseHead head,
std::string data);
// TODO(zcbenz): This comes from extensions/browser/extension_protocols.cc
// but I don't know what it actually does, find out the meanings of |Clone|
// and |bindings_| and add comments for them.
mojo::BindingSet<network::mojom::URLLoaderFactory> bindings_;
ProtocolType type_;
ProtocolHandler handler_;
DISALLOW_COPY_AND_ASSIGN(AtomURLLoaderFactory);
};
} // namespace electron
#endif // SHELL_BROWSER_NET_ATOM_URL_LOADER_FACTORY_H_