1926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)/* 2926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * Copyright (C) 2012 Google Inc. All rights reserved. 3926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * 4926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * Redistribution and use in source and binary forms, with or without 5926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * modification, are permitted provided that the following conditions 6926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * are met: 7926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * 8926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 9926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * notice, this list of conditions and the following disclaimer. 10926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 11926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * notice, this list of conditions and the following disclaimer 12926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * in the documentation and/or other materials provided with the 13926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * distribution. 14926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * 3. Neither the name of Google Inc. nor the names of its contributors 15926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * may be used to endorse or promote products derived from this 16926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * software without specific prior written permission. 17926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * 18926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) */ 30926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 31926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)#include "config.h" 321e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "core/dom/custom/CustomElementRegistry.h" 33926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 34197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#include "bindings/core/v8/CustomElementConstructorBuilder.h" 355d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles)#include "core/HTMLNames.h" 365d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles)#include "core/SVGNames.h" 37e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch#include "core/dom/DocumentLifecycleObserver.h" 381e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "core/dom/custom/CustomElementException.h" 391e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "core/dom/custom/CustomElementRegistrationContext.h" 40926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 41c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 42926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 43e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdochclass RegistrationContextObserver : public DocumentLifecycleObserver { 44e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdochpublic: 45e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch explicit RegistrationContextObserver(Document* document) 46e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch : DocumentLifecycleObserver(document) 47e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch , m_wentAway(!document) 48e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch { 49926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) } 50926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 51e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch bool registrationContextWentAway() { return m_wentAway; } 52926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 53e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdochprivate: 54f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)#if ENABLE(OILPAN) 55f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) // In oilpan we don't have the disposed phase for context lifecycle observer. 56f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) virtual void documentWasDetached() OVERRIDE { m_wentAway = true; } 57f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)#else 58e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch virtual void documentWasDisposed() OVERRIDE { m_wentAway = true; } 59f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)#endif 60e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch 61e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch bool m_wentAway; 62e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch}; 63926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 6451b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles)CustomElementDefinition* CustomElementRegistry::registerElement(Document* document, CustomElementConstructorBuilder* constructorBuilder, const AtomicString& userSuppliedName, CustomElement::NameSet validNames, ExceptionState& exceptionState) 65926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles){ 66e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch // FIXME: In every instance except one it is the 67e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch // CustomElementConstructorBuilder that observes document 68e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch // destruction during registration. This responsibility should be 69e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch // consolidated in one place. 70e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch RegistrationContextObserver observer(document); 71926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 72e1f1df5f01594c0e62e751e4b46e779b85c2faa5Torne (Richard Coles) AtomicString type = userSuppliedName.lower(); 73e1f1df5f01594c0e62e751e4b46e779b85c2faa5Torne (Richard Coles) 74fff8884795cb540f87cf6e6d67b629519b00eb8bBen Murdoch if (!constructorBuilder->isFeatureAllowed()) { 7551b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) CustomElementException::throwException(CustomElementException::CannotRegisterFromExtension, type, exceptionState); 76e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch return 0; 77fff8884795cb540f87cf6e6d67b629519b00eb8bBen Murdoch } 78926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 79e1f1df5f01594c0e62e751e4b46e779b85c2faa5Torne (Richard Coles) if (!CustomElement::isValidName(type, validNames)) { 8051b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) CustomElementException::throwException(CustomElementException::InvalidName, type, exceptionState); 81e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch return 0; 82926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) } 83926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 847242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (m_registeredTypeNames.contains(type)) { 857242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci CustomElementException::throwException(CustomElementException::TypeAlreadyRegistered, type, exceptionState); 867242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci return 0; 877242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci } 887242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 895d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) QualifiedName tagName = QualifiedName::null(); 9051b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) if (!constructorBuilder->validateOptions(type, tagName, exceptionState)) 91e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch return 0; 928abfc5808a4e34d6e03867af8bc440dee641886fTorne (Richard Coles) 93591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch ASSERT(tagName.namespaceURI() == HTMLNames::xhtmlNamespaceURI || tagName.namespaceURI() == SVGNames::svgNamespaceURI); 94926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 95e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch ASSERT(!observer.registrationContextWentAway()); 96e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch 9702772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch RefPtr<CustomElementLifecycleCallbacks> lifecycleCallbacks = constructorBuilder->createCallbacks(); 9853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) 99591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch // Consulting the constructor builder could execute script and 100591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch // kill the document. 101e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch if (observer.registrationContextWentAway()) { 10251b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) CustomElementException::throwException(CustomElementException::ContextDestroyedCreatingCallbacks, type, exceptionState); 103926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) return 0; 10453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) } 10553e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) 106e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch const CustomElementDescriptor descriptor(type, tagName.namespaceURI(), tagName.localName()); 107e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch RefPtr<CustomElementDefinition> definition = CustomElementDefinition::create(descriptor, lifecycleCallbacks); 108926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 10951b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) if (!constructorBuilder->createConstructor(document, definition.get(), exceptionState)) 11053e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) return 0; 111926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 112e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch m_definitions.add(descriptor, definition); 113e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch m_registeredTypeNames.add(descriptor.type()); 114926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 115e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch if (!constructorBuilder->didRegisterDefinition(definition.get())) { 11651b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) CustomElementException::throwException(CustomElementException::ContextDestroyedRegisteringDefinition, type, exceptionState); 117e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch return 0; 11853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) } 119926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 120e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch return definition.get(); 121926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)} 122926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) 123e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben MurdochCustomElementDefinition* CustomElementRegistry::find(const CustomElementDescriptor& descriptor) const 12453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles){ 125e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch return m_definitions.get(descriptor); 12653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)} 12753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) 128c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 129