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
43 using namespace JSC;
44
45 namespace WebCore {
46
constructJSEventSource(ExecState * exec)47 EncodedJSValue 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