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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#if ENABLE(WORKERS)
#include "DOMTimer.h"
#include "ExceptionCode.h"
#include "RuntimeEnabledFeatures.h"
#include "ScheduledAction.h"
#include "V8Binding.h"
#include "V8CustomBinding.h"
#include "V8Proxy.h"
#include "V8Utilities.h"
#include "V8WorkerContextEventListener.h"
#include "WorkerContext.h"
#include "WorkerContextExecutionProxy.h"
namespace WebCore {
#if ENABLE(NOTIFICATIONS)
ACCESSOR_RUNTIME_ENABLER(WorkerContextWebkitNotifications)
{
return RuntimeEnabledFeatures::notificationsEnabled();
}
#endif
ACCESSOR_GETTER(WorkerContextSelf)
{
INC_STATS(L"DOM.WorkerContext.self._get");
WorkerContext* workerContext = V8DOMWrapper::convertDOMWrapperToNative<WorkerContext>(info.Holder());
return WorkerContextExecutionProxy::convertWorkerContextToV8Object(workerContext);
}
v8::Handle<v8::Value> SetTimeoutOrInterval(const v8::Arguments& args, bool singleShot)
{
WorkerContext* workerContext = V8DOMWrapper::convertDOMWrapperToNative<WorkerContext>(args.Holder());
int argumentCount = args.Length();
if (argumentCount < 1)
return v8::Undefined();
v8::Handle<v8::Value> function = args[0];
int32_t timeout = argumentCount >= 2 ? args[1]->Int32Value() : 0;
int timerId;
v8::Handle<v8::Context> v8Context = workerContext->script()->proxy()->context();
if (function->IsString()) {
WebCore::String stringFunction = toWebCoreString(function);
timerId = DOMTimer::install(workerContext, new ScheduledAction(v8Context, stringFunction, workerContext->url()), timeout, singleShot);
} else if (function->IsFunction()) {
size_t paramCount = argumentCount >= 2 ? argumentCount - 2 : 0;
v8::Local<v8::Value>* params = 0;
if (paramCount > 0) {
params = new v8::Local<v8::Value>[paramCount];
for (size_t i = 0; i < paramCount; ++i)
params[i] = args[i+2];
}
// ScheduledAction takes ownership of actual params and releases them in its destructor.
ScheduledAction* action = new ScheduledAction(v8Context, v8::Handle<v8::Function>::Cast(function), paramCount, params);
delete [] params;
timerId = DOMTimer::install(workerContext, action, timeout, singleShot);
} else
return v8::Undefined();
return v8::Integer::New(timerId);
}
CALLBACK_FUNC_DECL(WorkerContextImportScripts)
{
INC_STATS(L"DOM.WorkerContext.importScripts()");
if (!args.Length())
return v8::Undefined();
String callerURL;
if (!V8Proxy::sourceName(callerURL))
return v8::Undefined();
int callerLine;
if (!V8Proxy::sourceLineNumber(callerLine))
return v8::Undefined();
callerLine += 1;
Vector<String> urls;
for (int i = 0; i < args.Length(); i++) {
v8::TryCatch tryCatch;
v8::Handle<v8::String> scriptUrl = args[i]->ToString();
if (tryCatch.HasCaught() || scriptUrl.IsEmpty())
return v8::Undefined();
urls.append(toWebCoreString(scriptUrl));
}
WorkerContext* workerContext = V8DOMWrapper::convertDOMWrapperToNative<WorkerContext>(args.Holder());
ExceptionCode ec = 0;
workerContext->importScripts(urls, callerURL, callerLine, ec);
if (ec)
return throwError(ec);
return v8::Undefined();
}
CALLBACK_FUNC_DECL(WorkerContextSetTimeout)
{
INC_STATS(L"DOM.WorkerContext.setTimeout()");
return SetTimeoutOrInterval(args, true);
}
CALLBACK_FUNC_DECL(WorkerContextSetInterval)
{
INC_STATS(L"DOM.WorkerContext.setInterval()");
return SetTimeoutOrInterval(args, false);
}
CALLBACK_FUNC_DECL(WorkerContextAddEventListener)
{
INC_STATS(L"DOM.WorkerContext.addEventListener()");
WorkerContext* workerContext = V8DOMWrapper::convertDOMWrapperToNative<WorkerContext>(args.Holder());
RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(workerContext, args[1], false, ListenerFindOrCreate);
if (listener) {
String type = toWebCoreString(args[0]);
bool useCapture = args[2]->BooleanValue();
workerContext->addEventListener(type, listener, useCapture);
createHiddenDependency(args.Holder(), args[1], V8Custom::kWorkerContextRequestCacheIndex);
}
return v8::Undefined();
}
CALLBACK_FUNC_DECL(WorkerContextRemoveEventListener)
{
INC_STATS(L"DOM.WorkerContext.removeEventListener()");
WorkerContext* workerContext = V8DOMWrapper::convertDOMWrapperToNative<WorkerContext>(args.Holder());
RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(workerContext, args[1], false, ListenerFindOnly);
if (listener) {
String type = toWebCoreString(args[0]);
bool useCapture = args[2]->BooleanValue();
workerContext->removeEventListener(type, listener.get(), useCapture);
removeHiddenDependency(args.Holder(), args[1], V8Custom::kWorkerContextRequestCacheIndex);
}
return v8::Undefined();
}
} // namespace WebCore
#endif // ENABLE(WORKERS)
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