1/* 2 * Copyright (C) 2009 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32 33#if ENABLE(WEB_SOCKETS) 34 35#include "JSWebSocketConstructor.h" 36 37#include "JSWebSocket.h" 38#include "ScriptExecutionContext.h" 39#include "WebSocket.h" 40#include <runtime/Error.h> 41 42using namespace JSC; 43 44namespace WebCore { 45 46ASSERT_CLASS_FITS_IN_CELL(JSWebSocketConstructor); 47 48const ClassInfo JSWebSocketConstructor::s_info = { "WebSocketConstructor", 0, 0, 0 }; 49 50JSWebSocketConstructor::JSWebSocketConstructor(ExecState* exec, JSDOMGlobalObject* globalObject) 51 : DOMConstructorObject(JSWebSocketConstructor::createStructure(globalObject->objectPrototype()), globalObject) 52{ 53 putDirect(exec->propertyNames().prototype, JSWebSocketPrototype::self(exec, globalObject), None); 54 putDirect(exec->propertyNames().length, jsNumber(exec, 1), ReadOnly | DontDelete | DontEnum); 55} 56 57static JSObject* constructWebSocket(ExecState* exec, JSObject* constructor, const ArgList& args) 58{ 59 JSWebSocketConstructor* jsConstructor = static_cast<JSWebSocketConstructor*>(constructor); 60 ScriptExecutionContext* context = jsConstructor->scriptExecutionContext(); 61 if (!context) 62 return throwError(exec, ReferenceError, "WebSocket constructor associated document is unavailable"); 63 64 if (args.size() == 0) 65 return throwError(exec, SyntaxError, "Not enough arguments"); 66 67 const String& urlString = args.at(0).toString(exec); 68 if (exec->hadException()) 69 return throwError(exec, SyntaxError, "wrong URL"); 70 const KURL& url = context->completeURL(urlString); 71 RefPtr<WebSocket> webSocket = WebSocket::create(context); 72 ExceptionCode ec = 0; 73 if (args.size() < 2) 74 webSocket->connect(url, ec); 75 else { 76 const String& protocol = args.at(1).toString(exec); 77 if (exec->hadException()) 78 return 0; 79 webSocket->connect(url, protocol, ec); 80 } 81 setDOMException(exec, ec); 82 return CREATE_DOM_OBJECT_WRAPPER(exec, jsConstructor->globalObject(), WebSocket, webSocket.get()); 83} 84 85ConstructType JSWebSocketConstructor::getConstructData(ConstructData& constructData) 86{ 87 constructData.native.function = constructWebSocket; 88 return ConstructTypeHost; 89} 90 91} // namespace WebCore 92 93#endif 94