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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "mojo/services/html_viewer/web_socket_handle_impl.h" | |
| 6 | |
| 7 #include <vector> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/macros.h" | |
| 11 #include "base/memory/scoped_vector.h" | |
| 12 #include "mojo/services/html_viewer/blink_basic_type_converters.h" | |
| 13 #include "mojo/services/network/public/cpp/web_socket_read_queue.h" | |
| 14 #include "mojo/services/network/public/cpp/web_socket_write_queue.h" | |
| 15 #include "mojo/services/network/public/interfaces/network_service.mojom.h" | |
| 16 #include "third_party/WebKit/public/platform/WebSerializedOrigin.h" | |
| 17 #include "third_party/WebKit/public/platform/WebSocketHandleClient.h" | |
| 18 #include "third_party/WebKit/public/platform/WebString.h" | |
| 19 #include "third_party/WebKit/public/platform/WebURL.h" | |
| 20 #include "third_party/WebKit/public/platform/WebVector.h" | |
| 21 | |
| 22 using blink::WebSerializedOrigin; | |
| 23 using blink::WebSocketHandle; | |
| 24 using blink::WebSocketHandleClient; | |
| 25 using blink::WebString; | |
| 26 using blink::WebURL; | |
| 27 using blink::WebVector; | |
| 28 | |
| 29 using mojo::ConvertTo; | |
| 30 using mojo::String; | |
| 31 using mojo::WebSocket; | |
| 32 using mojo::WebSocketReadQueue; | |
| 33 | |
| 34 namespace mojo { | |
| 35 | |
| 36 template<> | |
| 37 struct TypeConverter<WebSocket::MessageType, WebSocketHandle::MessageType> { | |
| 38 static WebSocket::MessageType Convert(WebSocketHandle::MessageType type) { | |
| 39 DCHECK(type == WebSocketHandle::MessageTypeContinuation || | |
| 40 type == WebSocketHandle::MessageTypeText || | |
| 41 type == WebSocketHandle::MessageTypeBinary); | |
| 42 typedef WebSocket::MessageType MessageType; | |
| 43 COMPILE_ASSERT( | |
| 44 static_cast<MessageType>(WebSocketHandle::MessageTypeContinuation) == | |
| 45 WebSocket::MESSAGE_TYPE_CONTINUATION, | |
| 46 enum_values_must_match_for_message_type); | |
| 47 COMPILE_ASSERT( | |
| 48 static_cast<MessageType>(WebSocketHandle::MessageTypeText) == | |
| 49 WebSocket::MESSAGE_TYPE_TEXT, | |
| 50 enum_values_must_match_for_message_type); | |
| 51 COMPILE_ASSERT( | |
| 52 static_cast<MessageType>(WebSocketHandle::MessageTypeBinary) == | |
| 53 WebSocket::MESSAGE_TYPE_BINARY, | |
| 54 enum_values_must_match_for_message_type); | |
| 55 return static_cast<WebSocket::MessageType>(type); | |
| 56 } | |
| 57 }; | |
| 58 | |
| 59 template<> | |
| 60 struct TypeConverter<WebSocketHandle::MessageType, WebSocket::MessageType> { | |
| 61 static WebSocketHandle::MessageType Convert(WebSocket::MessageType type) { | |
| 62 DCHECK(type == WebSocket::MESSAGE_TYPE_CONTINUATION || | |
| 63 type == WebSocket::MESSAGE_TYPE_TEXT || | |
| 64 type == WebSocket::MESSAGE_TYPE_BINARY); | |
| 65 return static_cast<WebSocketHandle::MessageType>(type); | |
| 66 } | |
| 67 }; | |
| 68 | |
| 69 } // namespace mojo | |
| 70 | |
| 71 namespace html_viewer { | |
| 72 | |
| 73 // This class forms a bridge from the mojo WebSocketClient interface and the | |
| 74 // Blink WebSocketHandleClient interface. | |
| 75 class WebSocketClientImpl : public mojo::InterfaceImpl<mojo::WebSocketClient> { | |
| 76 public: | |
| 77 explicit WebSocketClientImpl(WebSocketHandleImpl* handle, | |
| 78 blink::WebSocketHandleClient* client) | |
| 79 : handle_(handle), client_(client) {} | |
| 80 ~WebSocketClientImpl() override {} | |
| 81 | |
| 82 private: | |
| 83 // WebSocketClient methods: | |
| 84 void DidConnect(const String& selected_subprotocol, | |
| 85 const String& extensions, | |
| 86 mojo::ScopedDataPipeConsumerHandle receive_stream) override { | |
| 87 blink::WebSocketHandleClient* client = client_; | |
| 88 WebSocketHandleImpl* handle = handle_; | |
| 89 receive_stream_ = receive_stream.Pass(); | |
| 90 read_queue_.reset(new WebSocketReadQueue(receive_stream_.get())); | |
| 91 client->didConnect(handle, | |
| 92 selected_subprotocol.To<WebString>(), | |
| 93 extensions.To<WebString>()); | |
| 94 // |handle| can be deleted here. | |
| 95 } | |
| 96 | |
| 97 void DidReceiveData(bool fin, | |
| 98 WebSocket::MessageType type, | |
| 99 uint32_t num_bytes) override { | |
| 100 read_queue_->Read(num_bytes, | |
| 101 base::Bind(&WebSocketClientImpl::DidReadFromReceiveStream, | |
| 102 base::Unretained(this), | |
| 103 fin, type, num_bytes)); | |
| 104 } | |
| 105 | |
| 106 void DidReceiveFlowControl(int64_t quota) override { | |
| 107 client_->didReceiveFlowControl(handle_, quota); | |
| 108 // |handle| can be deleted here. | |
| 109 } | |
| 110 | |
| 111 void DidFail(const String& message) override { | |
| 112 blink::WebSocketHandleClient* client = client_; | |
| 113 WebSocketHandleImpl* handle = handle_; | |
| 114 handle->Disconnect(); // deletes |this| | |
| 115 client->didFail(handle, message.To<WebString>()); | |
| 116 // |handle| can be deleted here. | |
| 117 } | |
| 118 | |
| 119 void DidClose(bool was_clean, uint16_t code, const String& reason) override { | |
| 120 blink::WebSocketHandleClient* client = client_; | |
| 121 WebSocketHandleImpl* handle = handle_; | |
| 122 handle->Disconnect(); // deletes |this| | |
| 123 client->didClose(handle, was_clean, code, reason.To<WebString>()); | |
| 124 // |handle| can be deleted here. | |
| 125 } | |
| 126 | |
| 127 void DidReadFromReceiveStream(bool fin, | |
| 128 WebSocket::MessageType type, | |
| 129 uint32_t num_bytes, | |
| 130 const char* data) { | |
| 131 client_->didReceiveData(handle_, | |
| 132 fin, | |
| 133 ConvertTo<WebSocketHandle::MessageType>(type), | |
| 134 data, | |
| 135 num_bytes); | |
| 136 // |handle_| can be deleted here. | |
| 137 } | |
| 138 | |
| 139 // |handle_| owns this object, so it is guaranteed to outlive us. | |
| 140 WebSocketHandleImpl* handle_; | |
| 141 blink::WebSocketHandleClient* client_; | |
| 142 mojo::ScopedDataPipeConsumerHandle receive_stream_; | |
| 143 scoped_ptr<WebSocketReadQueue> read_queue_; | |
| 144 | |
| 145 DISALLOW_COPY_AND_ASSIGN(WebSocketClientImpl); | |
| 146 }; | |
| 147 | |
| 148 WebSocketHandleImpl::WebSocketHandleImpl(mojo::NetworkService* network_service) | |
| 149 : did_close_(false) { | |
| 150 network_service->CreateWebSocket(GetProxy(&web_socket_)); | |
| 151 } | |
| 152 | |
| 153 WebSocketHandleImpl::~WebSocketHandleImpl() { | |
| 154 if (!did_close_) { | |
| 155 // The connection is abruptly disconnected by the renderer without | |
| 156 // closing handshake. | |
| 157 web_socket_->Close(WebSocket::kAbnormalCloseCode, String()); | |
| 158 } | |
| 159 } | |
| 160 | |
| 161 void WebSocketHandleImpl::connect(const WebURL& url, | |
| 162 const WebVector<WebString>& protocols, | |
| 163 const WebSerializedOrigin& origin, | |
| 164 WebSocketHandleClient* client) { | |
| 165 client_.reset(new WebSocketClientImpl(this, client)); | |
| 166 mojo::WebSocketClientPtr client_ptr; | |
| 167 // TODO(mpcomplete): Is this the right ownership model? Or should mojo own | |
| 168 // |client_|? | |
| 169 WeakBindToProxy(client_.get(), &client_ptr); | |
| 170 | |
| 171 mojo::DataPipe data_pipe; | |
| 172 send_stream_ = data_pipe.producer_handle.Pass(); | |
| 173 write_queue_.reset(new mojo::WebSocketWriteQueue(send_stream_.get())); | |
| 174 web_socket_->Connect(url.string().utf8(), | |
| 175 mojo::Array<String>::From(protocols), | |
| 176 origin.string().utf8(), data_pipe.consumer_handle.Pass(), | |
| 177 client_ptr.Pass()); | |
| 178 } | |
| 179 | |
| 180 void WebSocketHandleImpl::send(bool fin, | |
| 181 WebSocketHandle::MessageType type, | |
| 182 const char* data, | |
| 183 size_t size) { | |
| 184 if (!client_) | |
| 185 return; | |
| 186 | |
| 187 uint32_t size32 = static_cast<uint32_t>(size); | |
| 188 write_queue_->Write( | |
| 189 data, size32, | |
| 190 base::Bind(&WebSocketHandleImpl::DidWriteToSendStream, | |
| 191 base::Unretained(this), | |
| 192 fin, type, size32)); | |
| 193 } | |
| 194 | |
| 195 void WebSocketHandleImpl::flowControl(int64_t quota) { | |
| 196 if (!client_) | |
| 197 return; | |
| 198 | |
| 199 web_socket_->FlowControl(quota); | |
| 200 } | |
| 201 | |
| 202 void WebSocketHandleImpl::close(unsigned short code, const WebString& reason) { | |
| 203 web_socket_->Close(code, reason.utf8()); | |
| 204 } | |
| 205 | |
| 206 void WebSocketHandleImpl::DidWriteToSendStream( | |
| 207 bool fin, | |
| 208 WebSocketHandle::MessageType type, | |
| 209 uint32_t num_bytes, | |
| 210 const char* data) { | |
| 211 web_socket_->Send(fin, ConvertTo<WebSocket::MessageType>(type), num_bytes); | |
| 212 } | |
| 213 | |
| 214 void WebSocketHandleImpl::Disconnect() { | |
| 215 did_close_ = true; | |
| 216 client_.reset(); | |
| 217 } | |
| 218 | |
| 219 } // namespace html_viewer | |
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Chromium Code Reviews
Issue 1099303002:
Move html_viewer from mojo/services to components. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master