| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * (C) 2000 Simon Hausmann (hausmann@kde.org) |
| * (C) 2001 Dirk Mueller (mueller@kde.org) |
| * Copyright (C) 2004, 2006, 2008, 2009 Apple Inc. All rights reserved. |
| * Copyright (C) 2009 Ericsson AB. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| #include "core/html/HTMLIFrameElement.h" |
| |
| #include "bindings/core/v8/V8DOMActivityLogger.h" |
| #include "core/CSSPropertyNames.h" |
| #include "core/HTMLNames.h" |
| #include "core/frame/UseCounter.h" |
| #include "core/html/HTMLDocument.h" |
| #include "core/inspector/ConsoleMessage.h" |
| #include "core/layout/LayoutIFrame.h" |
| |
| namespace blink { |
| |
| using namespace HTMLNames; |
| |
| inline HTMLIFrameElement::HTMLIFrameElement(Document& document) |
| : HTMLFrameElementBase(iframeTag, document) |
| , m_didLoadNonEmptyDocument(false) |
| , m_sandbox(DOMSettableTokenList::create(this)) |
| , m_referrerPolicy(ReferrerPolicyDefault) |
| { |
| } |
| |
| DEFINE_NODE_FACTORY(HTMLIFrameElement) |
| |
| DEFINE_TRACE(HTMLIFrameElement) |
| { |
| visitor->trace(m_sandbox); |
| HTMLFrameElementBase::trace(visitor); |
| DOMSettableTokenListObserver::trace(visitor); |
| } |
| |
| HTMLIFrameElement::~HTMLIFrameElement() |
| { |
| #if !ENABLE(OILPAN) |
| m_sandbox->setObserver(nullptr); |
| #endif |
| } |
| |
| DOMSettableTokenList* HTMLIFrameElement::sandbox() const |
| { |
| return m_sandbox.get(); |
| } |
| |
| bool HTMLIFrameElement::isPresentationAttribute(const QualifiedName& name) const |
| { |
| if (name == widthAttr || name == heightAttr || name == alignAttr || name == frameborderAttr) |
| return true; |
| return HTMLFrameElementBase::isPresentationAttribute(name); |
| } |
| |
| void HTMLIFrameElement::collectStyleForPresentationAttribute(const QualifiedName& name, const AtomicString& value, MutableStylePropertySet* style) |
| { |
| if (name == widthAttr) { |
| addHTMLLengthToStyle(style, CSSPropertyWidth, value); |
| } else if (name == heightAttr) { |
| addHTMLLengthToStyle(style, CSSPropertyHeight, value); |
| } else if (name == alignAttr) { |
| applyAlignmentAttributeToStyle(value, style); |
| } else if (name == frameborderAttr) { |
| // LocalFrame border doesn't really match the HTML4 spec definition for iframes. It simply adds |
| // a presentational hint that the border should be off if set to zero. |
| if (!value.toInt()) { |
| // Add a rule that nulls out our border width. |
| addPropertyToPresentationAttributeStyle(style, CSSPropertyBorderWidth, 0, CSSPrimitiveValue::UnitType::Pixels); |
| } |
| } else { |
| HTMLFrameElementBase::collectStyleForPresentationAttribute(name, value, style); |
| } |
| } |
| |
| void HTMLIFrameElement::attributeWillChange(const QualifiedName& name, const AtomicString& oldValue, const AtomicString& newValue) |
| { |
| if (name == srcAttr && inDocument()) { |
| V8DOMActivityLogger* activityLogger = V8DOMActivityLogger::currentActivityLoggerIfIsolatedWorld(); |
| if (activityLogger) { |
| Vector<String> argv; |
| argv.append("iframe"); |
| argv.append(srcAttr.toString()); |
| argv.append(oldValue); |
| argv.append(newValue); |
| activityLogger->logEvent("blinkSetAttribute", argv.size(), argv.data()); |
| } |
| } |
| HTMLFrameElementBase::attributeWillChange(name, oldValue, newValue); |
| } |
| |
| void HTMLIFrameElement::parseAttribute(const QualifiedName& name, const AtomicString& value) |
| { |
| if (name == nameAttr) { |
| if (inDocument() && document().isHTMLDocument() && !isInShadowTree()) { |
| HTMLDocument& document = toHTMLDocument(this->document()); |
| document.removeExtraNamedItem(m_name); |
| document.addExtraNamedItem(value); |
| } |
| m_name = value; |
| } else if (name == sandboxAttr) { |
| m_sandbox->setValue(value); |
| UseCounter::count(document(), UseCounter::SandboxViaIFrame); |
| } else if (RuntimeEnabledFeatures::referrerPolicyAttributeEnabled() && name == referrerpolicyAttr) { |
| m_referrerPolicy = ReferrerPolicyDefault; |
| if (!value.isNull()) |
| SecurityPolicy::referrerPolicyFromString(value, &m_referrerPolicy); |
| } else { |
| HTMLFrameElementBase::parseAttribute(name, value); |
| } |
| } |
| |
| bool HTMLIFrameElement::layoutObjectIsNeeded(const ComputedStyle& style) |
| { |
| return isURLAllowed() && HTMLElement::layoutObjectIsNeeded(style); |
| } |
| |
| LayoutObject* HTMLIFrameElement::createLayoutObject(const ComputedStyle&) |
| { |
| return new LayoutIFrame(this); |
| } |
| |
| Node::InsertionNotificationRequest HTMLIFrameElement::insertedInto(ContainerNode* insertionPoint) |
| { |
| if (insertionPoint->inDocument()) { |
| V8DOMActivityLogger* activityLogger = V8DOMActivityLogger::currentActivityLoggerIfIsolatedWorld(); |
| if (activityLogger) { |
| Vector<String> argv; |
| argv.append("iframe"); |
| argv.append(fastGetAttribute(srcAttr)); |
| activityLogger->logEvent("blinkAddElement", argv.size(), argv.data()); |
| } |
| } |
| InsertionNotificationRequest result = HTMLFrameElementBase::insertedInto(insertionPoint); |
| if (insertionPoint->inDocument() && document().isHTMLDocument() && !insertionPoint->isInShadowTree()) |
| toHTMLDocument(document()).addExtraNamedItem(m_name); |
| return result; |
| } |
| |
| void HTMLIFrameElement::removedFrom(ContainerNode* insertionPoint) |
| { |
| HTMLFrameElementBase::removedFrom(insertionPoint); |
| if (insertionPoint->inDocument() && document().isHTMLDocument() && !insertionPoint->isInShadowTree()) |
| toHTMLDocument(document()).removeExtraNamedItem(m_name); |
| } |
| |
| bool HTMLIFrameElement::isInteractiveContent() const |
| { |
| return true; |
| } |
| |
| void HTMLIFrameElement::valueChanged() |
| { |
| String invalidTokens; |
| setSandboxFlags(m_sandbox->value().isNull() ? SandboxNone : parseSandboxPolicy(m_sandbox->tokens(), invalidTokens)); |
| if (!invalidTokens.isNull()) |
| document().addConsoleMessage(ConsoleMessage::create(OtherMessageSource, ErrorMessageLevel, "Error while parsing the 'sandbox' attribute: " + invalidTokens)); |
| setSynchronizedLazyAttribute(sandboxAttr, m_sandbox->value()); |
| } |
| |
| ReferrerPolicy HTMLIFrameElement::referrerPolicyAttribute() |
| { |
| return m_referrerPolicy; |
| } |
| } |