1/* 2 * Copyright (C) 2009 Ericsson AB. All rights reserved. 3 * Copyright (C) 2010 Apple Inc. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * 3. Neither the name of Ericsson nor the names of its contributors 16 * may be used to endorse or promote products derived from this 17 * software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include "config.h" 33 34#if ENABLE(EVENTSOURCE) 35 36#include "JSEventSource.h" 37 38#include "EventSource.h" 39#include "ExceptionCode.h" 40#include "ScriptExecutionContext.h" 41#include <runtime/Error.h> 42 43using namespace JSC; 44 45namespace WebCore { 46 47EncodedJSValue JSC_HOST_CALL JSEventSourceConstructor::constructJSEventSource(ExecState* exec) 48{ 49 if (exec->argumentCount() < 1) 50 return throwVMError(exec, createSyntaxError(exec, "Not enough arguments")); 51 52 UString url = exec->argument(0).toString(exec); 53 if (exec->hadException()) 54 return JSValue::encode(JSValue()); 55 56 JSEventSourceConstructor* jsConstructor = static_cast<JSEventSourceConstructor*>(exec->callee()); 57 ScriptExecutionContext* context = jsConstructor->scriptExecutionContext(); 58 if (!context) 59 return throwVMError(exec, createReferenceError(exec, "EventSource constructor associated document is unavailable")); 60 61 ExceptionCode ec = 0; 62 RefPtr<EventSource> eventSource = EventSource::create(ustringToString(url), context, ec); 63 if (ec) { 64 setDOMException(exec, ec); 65 return JSValue::encode(JSValue()); 66 } 67 68 return JSValue::encode(asObject(toJS(exec, jsConstructor->globalObject(), eventSource.release()))); 69} 70 71} // namespace WebCore 72 73#endif // ENABLE(EVENTSOURCE) 74