| /* |
| * 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" |
| #include "bindings/core/v8/V8WorkerGlobalScope.h" |
| |
| #include "bindings/core/v8/ExceptionState.h" |
| #include "bindings/core/v8/ScheduledAction.h" |
| #include "bindings/core/v8/V8Binding.h" |
| #include "bindings/core/v8/V8WorkerGlobalScopeEventListener.h" |
| #include "bindings/core/v8/WorkerScriptController.h" |
| #include "core/frame/DOMTimer.h" |
| #include "core/frame/DOMWindowTimers.h" |
| #include "core/frame/csp/ContentSecurityPolicy.h" |
| #include "core/inspector/ScriptCallStack.h" |
| #include "core/workers/WorkerGlobalScope.h" |
| #include "wtf/OwnPtr.h" |
| |
| namespace blink { |
| |
| static void setTimeoutOrInterval(const v8::FunctionCallbackInfo<v8::Value>& info, bool singleShot) |
| { |
| WorkerGlobalScope* workerGlobalScope = V8WorkerGlobalScope::toImpl(info.Holder()); |
| ASSERT(workerGlobalScope); |
| |
| int argumentCount = info.Length(); |
| if (argumentCount < 1) |
| return; |
| |
| v8::Handle<v8::Value> function = info[0]; |
| |
| WorkerScriptController* script = workerGlobalScope->script(); |
| if (!script) |
| return; |
| |
| ScriptState* scriptState = ScriptState::current(info.GetIsolate()); |
| OwnPtr<ScheduledAction> action; |
| if (function->IsString()) { |
| if (ContentSecurityPolicy* policy = workerGlobalScope->contentSecurityPolicy()) { |
| if (!policy->allowEval()) { |
| v8SetReturnValue(info, 0); |
| return; |
| } |
| } |
| action = adoptPtr(new ScheduledAction(scriptState, toCoreString(function.As<v8::String>()), KURL(), info.GetIsolate())); |
| } else if (function->IsFunction()) { |
| size_t paramCount = argumentCount >= 2 ? argumentCount - 2 : 0; |
| OwnPtr<v8::Local<v8::Value>[]> params; |
| if (paramCount > 0) { |
| params = adoptArrayPtr(new v8::Local<v8::Value>[paramCount]); |
| for (size_t i = 0; i < paramCount; ++i) |
| params[i] = info[i+2]; |
| } |
| // ScheduledAction takes ownership of actual params and releases them in its destructor. |
| action = adoptPtr(new ScheduledAction(scriptState, v8::Handle<v8::Function>::Cast(function), paramCount, params.get(), info.GetIsolate())); |
| } else { |
| return; |
| } |
| |
| int32_t timeout = argumentCount >= 2 ? info[1]->Int32Value() : 0; |
| int timerId; |
| if (singleShot) |
| timerId = DOMWindowTimers::setTimeout(*workerGlobalScope, action.release(), timeout); |
| else |
| timerId = DOMWindowTimers::setInterval(*workerGlobalScope, action.release(), timeout); |
| |
| v8SetReturnValue(info, timerId); |
| } |
| |
| void V8WorkerGlobalScope::setTimeoutMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| return setTimeoutOrInterval(info, true); |
| } |
| |
| void V8WorkerGlobalScope::setIntervalMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| return setTimeoutOrInterval(info, false); |
| } |
| |
| v8::Handle<v8::Value> toV8(WorkerGlobalScope* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate) |
| { |
| // Notice that we explicitly ignore creationContext because the WorkerGlobalScope is its own creationContext. |
| |
| if (!impl) |
| return v8::Null(isolate); |
| |
| WorkerScriptController* script = impl->script(); |
| if (!script) |
| return v8::Null(isolate); |
| |
| v8::Handle<v8::Object> global = script->context()->Global(); |
| ASSERT(!global.IsEmpty()); |
| return global; |
| } |
| |
| } // namespace blink |