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(SHARED_WORKERS)
34
35 #include "JSSharedWorker.h"
36
37 #include "JSDOMGlobalObject.h"
38 #include "JSDOMWindowCustom.h"
39 #include "SharedWorker.h"
40 #include <runtime/Error.h>
41
42 using namespace JSC;
43
44 namespace WebCore {
45
markChildren(MarkStack & markStack)46 void JSSharedWorker::markChildren(MarkStack& markStack)
47 {
48 Base::markChildren(markStack);
49
50 if (MessagePort* port = impl()->port())
51 markDOMObjectWrapper(markStack, *Heap::heap(this)->globalData(), port);
52 }
53
constructJSSharedWorker(ExecState * exec)54 EncodedJSValue JSC_HOST_CALL JSSharedWorkerConstructor::constructJSSharedWorker(ExecState* exec)
55 {
56 JSSharedWorkerConstructor* jsConstructor = static_cast<JSSharedWorkerConstructor*>(exec->callee());
57
58 if (exec->argumentCount() < 1)
59 return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));
60
61 UString scriptURL = exec->argument(0).toString(exec);
62 UString name;
63 if (exec->argumentCount() > 1)
64 name = exec->argument(1).toString(exec);
65
66 if (exec->hadException())
67 return JSValue::encode(JSValue());
68
69 // FIXME: We need to use both the dynamic scope and the lexical scope (dynamic scope for resolving the worker URL)
70 DOMWindow* window = asJSDOMWindow(exec->lexicalGlobalObject())->impl();
71 ExceptionCode ec = 0;
72 RefPtr<SharedWorker> worker = SharedWorker::create(ustringToString(scriptURL), ustringToString(name), window->document(), ec);
73 if (ec) {
74 setDOMException(exec, ec);
75 return JSValue::encode(JSValue());
76 }
77
78 return JSValue::encode(asObject(toJS(exec, jsConstructor->globalObject(), worker.release())));
79 }
80
81 } // namespace WebCore
82
83 #endif // ENABLE(SHARED_WORKERS)
84