| /* |
| * Copyright (C) 2008, 2009, 2011 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 "bindings/core/v8/ScriptValue.h" |
| |
| #include "bindings/core/v8/ScriptState.h" |
| #include "bindings/core/v8/SerializedScriptValueFactory.h" |
| #include "bindings/core/v8/V8Binding.h" |
| |
| namespace blink { |
| |
| v8::Local<v8::Value> ScriptValue::v8Value() const { |
| if (isEmpty()) |
| return v8::Local<v8::Value>(); |
| |
| ASSERT(isolate()->InContext()); |
| |
| // This is a check to validate that you don't return a ScriptValue to a world |
| // different from the world that created the ScriptValue. |
| // Probably this could be: |
| // if (&m_scriptState->world() == &DOMWrapperWorld::current(isolate())) |
| // return v8::Local<v8::Value>(); |
| // instead of triggering RELEASE_ASSERT. |
| RELEASE_ASSERT(&m_scriptState->world() == |
| &DOMWrapperWorld::current(isolate())); |
| return m_value->newLocal(isolate()); |
| } |
| |
| v8::Local<v8::Value> ScriptValue::v8ValueFor( |
| ScriptState* targetScriptState) const { |
| if (isEmpty()) |
| return v8::Local<v8::Value>(); |
| v8::Isolate* isolate = targetScriptState->isolate(); |
| if (&m_scriptState->world() == &targetScriptState->world()) |
| return m_value->newLocal(isolate); |
| |
| ASSERT(isolate->InContext()); |
| v8::Local<v8::Value> value = m_value->newLocal(isolate); |
| RefPtr<SerializedScriptValue> serialized = |
| SerializedScriptValue::serializeAndSwallowExceptions(isolate, value); |
| return serialized->deserialize(); |
| } |
| |
| bool ScriptValue::toString(String& result) const { |
| if (isEmpty()) |
| return false; |
| |
| ScriptState::Scope scope(m_scriptState.get()); |
| v8::Local<v8::Value> string = v8Value(); |
| if (string.IsEmpty() || !string->IsString()) |
| return false; |
| result = toCoreString(v8::Local<v8::String>::Cast(string)); |
| return true; |
| } |
| |
| ScriptValue ScriptValue::createNull(ScriptState* scriptState) { |
| return ScriptValue(scriptState, v8::Null(scriptState->isolate())); |
| } |
| |
| } // namespace blink |