15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2006, 2007, 2008, 2009 Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h" 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 33197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#include "bindings/core/v8/V8WorkerGlobalScopeEventListener.h" 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 35197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#include "bindings/core/v8/V8Binding.h" 36197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#include "bindings/core/v8/V8DOMWrapper.h" 37f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)#include "bindings/core/v8/V8Event.h" 38f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)#include "bindings/core/v8/V8EventTarget.h" 39197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#include "bindings/core/v8/V8GCController.h" 40197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#include "bindings/core/v8/V8ScriptRunner.h" 41197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#include "bindings/core/v8/WorkerScriptController.h" 4253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/inspector/InspectorInstrumentation.h" 43f91f5fa1608c2cdd9af1842fb5dadbe78275be2aBo Liu#include "core/inspector/InspectorTraceEvents.h" 44591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch#include "core/workers/WorkerGlobalScope.h" 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 46c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 48f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)V8WorkerGlobalScopeEventListener::V8WorkerGlobalScopeEventListener(v8::Local<v8::Object> listener, bool isInline, ScriptState* scriptState) 49f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) : V8EventListener(listener, isInline, scriptState) 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 53f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)void V8WorkerGlobalScopeEventListener::handleEvent(ExecutionContext*, Event* event) 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // The callback function on XMLHttpRequest can clear the event listener and destroys 'this' object. Keep a local reference to it. 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // See issue 889829. 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RefPtr<V8AbstractEventListener> protect(this); 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 59f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) WorkerScriptController* script = toWorkerGlobalScope(scriptState()->executionContext())->script(); 60926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) if (!script) 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return; 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 637242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (scriptState()->contextIsValid()) 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return; 65f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) ScriptState::Scope scope(scriptState()); 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // Get the V8 wrapper for the event object. 68f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) v8::Handle<v8::Value> jsEvent = toV8(event, scriptState()->context()->Global(), isolate()); 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 70f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) invokeEventHandler(event, v8::Local<v8::Value>::New(isolate(), jsEvent)); 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 73f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)v8::Local<v8::Value> V8WorkerGlobalScopeEventListener::callListenerFunction(v8::Handle<v8::Value> jsEvent, Event* event) 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 75f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) v8::Local<v8::Function> handlerFunction = getListenerFunction(scriptState()->executionContext()); 76f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) v8::Local<v8::Object> receiver = getReceiverObject(event); 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (handlerFunction.IsEmpty() || receiver.IsEmpty()) 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return v8::Local<v8::Value>(); 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 80f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) TRACE_EVENT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "FunctionCall", "data", devToolsTraceEventData(scriptState()->executionContext(), handlerFunction, isolate())); 81323480423219ecd77329f8326dc5e0e3b50926d4Torne (Richard Coles) TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.stack"), "CallStack", "stack", InspectorCallStackEvent::currentCallStack()); 82f91f5fa1608c2cdd9af1842fb5dadbe78275be2aBo Liu // FIXME(361045): remove InspectorInstrumentation calls once DevTools Timeline migrates to tracing. 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) InspectorInstrumentationCookie cookie; 84f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) if (InspectorInstrumentation::timelineAgentEnabled(scriptState()->executionContext())) { 85f91f5fa1608c2cdd9af1842fb5dadbe78275be2aBo Liu int scriptId = 0; 86f91f5fa1608c2cdd9af1842fb5dadbe78275be2aBo Liu String resourceName; 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) int lineNumber = 1; 88f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) GetDevToolsFunctionInfo(handlerFunction, isolate(), scriptId, resourceName, lineNumber); 89f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) cookie = InspectorInstrumentation::willCallFunction(scriptState()->executionContext(), scriptId, resourceName, lineNumber); 905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) v8::Handle<v8::Value> parameters[1] = { jsEvent }; 93f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) v8::Local<v8::Value> result = V8ScriptRunner::callFunction(handlerFunction, scriptState()->executionContext(), receiver, WTF_ARRAY_LENGTH(parameters), parameters, isolate()); 945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) InspectorInstrumentation::didCallFunction(cookie); 96323480423219ecd77329f8326dc5e0e3b50926d4Torne (Richard Coles) TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "UpdateCounters", "data", InspectorUpdateCountersEvent::data()); 975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return result; 995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 101f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)v8::Local<v8::Object> V8WorkerGlobalScopeEventListener::getReceiverObject(Event* event) 1025c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 103f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) v8::Local<v8::Object> listener = getListenerObject(scriptState()->executionContext()); 1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (!listener.IsEmpty() && !listener->IsFunction()) 1065c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return listener; 1075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1085c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) EventTarget* target = event->currentTarget(); 109f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) v8::Handle<v8::Value> value = toV8(target, scriptState()->context()->Global(), isolate()); 1105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (value.IsEmpty()) 1115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return v8::Local<v8::Object>(); 112f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) return v8::Local<v8::Object>::New(isolate(), v8::Handle<v8::Object>::Cast(value)); 1135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 1145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 115c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 116