| /* |
| * Copyright (C) 2010 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/v8/V8ErrorHandler.h" |
| |
| #include "V8ErrorEvent.h" |
| #include "bindings/v8/ScriptController.h" |
| #include "bindings/v8/V8Binding.h" |
| #include "bindings/v8/V8HiddenPropertyName.h" |
| #include "bindings/v8/V8ScriptRunner.h" |
| #include "core/dom/Document.h" |
| #include "core/dom/ErrorEvent.h" |
| #include "core/dom/EventNames.h" |
| #include "core/dom/ScriptExecutionContext.h" |
| #include "core/page/Frame.h" |
| |
| namespace WebCore { |
| |
| V8ErrorHandler::V8ErrorHandler(v8::Local<v8::Object> listener, bool isInline) |
| : V8EventListener(listener, isInline) |
| { |
| } |
| |
| v8::Local<v8::Value> V8ErrorHandler::callListenerFunction(ScriptExecutionContext* context, v8::Handle<v8::Value> jsEvent, Event* event) |
| { |
| if (!event->hasInterface(eventNames().interfaceForErrorEvent)) |
| return V8EventListener::callListenerFunction(context, jsEvent, event); |
| |
| ErrorEvent* errorEvent = static_cast<ErrorEvent*>(event); |
| |
| v8::Isolate* isolate = toV8Context(context, world())->GetIsolate(); |
| if (errorEvent->world() && errorEvent->world() != world()) |
| return v8::Null(isolate); |
| |
| v8::Local<v8::Object> listener = getListenerObject(context); |
| v8::Local<v8::Value> returnValue; |
| if (!listener.IsEmpty() && listener->IsFunction()) { |
| v8::Local<v8::Function> callFunction = v8::Local<v8::Function>::Cast(listener); |
| v8::Local<v8::Object> thisValue = v8::Context::GetCurrent()->Global(); |
| |
| v8::Local<v8::Value> error = jsEvent->ToObject()->GetHiddenValue(V8HiddenPropertyName::error()); |
| if (error.IsEmpty()) |
| error = v8::Null(isolate); |
| |
| v8::Handle<v8::Value> parameters[5] = { v8String(errorEvent->message(), isolate), v8String(errorEvent->filename(), isolate), v8::Integer::New(errorEvent->lineno(), isolate), v8::Integer::New(errorEvent->colno(), isolate), error }; |
| v8::TryCatch tryCatch; |
| tryCatch.SetVerbose(true); |
| if (worldType(isolate) == WorkerWorld) |
| returnValue = V8ScriptRunner::callFunction(callFunction, context, thisValue, WTF_ARRAY_LENGTH(parameters), parameters, isolate); |
| else |
| returnValue = ScriptController::callFunctionWithInstrumentation(0, callFunction, thisValue, WTF_ARRAY_LENGTH(parameters), parameters, isolate); |
| } |
| return returnValue; |
| } |
| |
| // static |
| void V8ErrorHandler::storeExceptionOnErrorEventWrapper(ErrorEvent* event, v8::Handle<v8::Value> data, v8::Isolate* isolate) |
| { |
| v8::Local<v8::Value> wrappedEvent = toV8(event, v8::Handle<v8::Object>(), isolate); |
| if (!wrappedEvent.IsEmpty()) { |
| ASSERT(wrappedEvent->IsObject()); |
| v8::Local<v8::Object>::Cast(wrappedEvent)->SetHiddenValue(V8HiddenPropertyName::error(), data); |
| } |
| } |
| |
| bool V8ErrorHandler::shouldPreventDefault(v8::Local<v8::Value> returnValue) |
| { |
| return returnValue->IsBoolean() && returnValue->BooleanValue(); |
| } |
| |
| } // namespace WebCore |