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f9e0a463af
We won't need configurations like this since we don't have things like page zoom and a default width. R=abarth@chromium.org Review URL: https://codereview.chromium.org/654693004
106 lines
3.3 KiB
C++
106 lines
3.3 KiB
C++
/*
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* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
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* (C) 1999 Antti Koivisto (koivisto@kde.org)
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* (C) 2001 Dirk Mueller (mueller@kde.org)
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* Copyright (C) 2003, 2010 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#include "core/html/HTMLMetaElement.h"
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#include "core/HTMLNames.h"
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#include "core/dom/Document.h"
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#include "core/dom/ElementTraversal.h"
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#include "core/frame/LocalFrame.h"
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#include "core/frame/Settings.h"
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#include "core/inspector/ConsoleMessage.h"
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#include "core/loader/FrameLoaderClient.h"
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#include "platform/RuntimeEnabledFeatures.h"
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namespace blink {
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inline HTMLMetaElement::HTMLMetaElement(Document& document)
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: HTMLElement(HTMLNames::metaTag, document)
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{
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ScriptWrappable::init(this);
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}
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DEFINE_NODE_FACTORY(HTMLMetaElement)
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void HTMLMetaElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
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{
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if (name == HTMLNames::http_equivAttr || name == HTMLNames::contentAttr) {
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process();
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return;
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}
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if (name != HTMLNames::nameAttr)
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HTMLElement::parseAttribute(name, value);
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}
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Node::InsertionNotificationRequest HTMLMetaElement::insertedInto(ContainerNode* insertionPoint)
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{
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HTMLElement::insertedInto(insertionPoint);
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return InsertionShouldCallDidNotifySubtreeInsertions;
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}
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void HTMLMetaElement::didNotifySubtreeInsertionsToDocument()
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{
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process();
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}
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void HTMLMetaElement::process()
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{
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if (!inDocument())
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return;
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// All below situations require a content attribute (which can be the empty string).
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const AtomicString& contentValue = getAttribute(HTMLNames::contentAttr);
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if (contentValue.isNull())
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return;
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const AtomicString& nameValue = getAttribute(HTMLNames::nameAttr);
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if (!nameValue.isEmpty() && equalIgnoringCase(nameValue, "referrer"))
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document().processReferrerPolicy(contentValue);
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// Get the document to process the tag, but only if we're actually part of DOM
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// tree (changing a meta tag while it's not in the tree shouldn't have any effect
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// on the document).
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const AtomicString& httpEquivValue = getAttribute(HTMLNames::http_equivAttr);
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if (!httpEquivValue.isEmpty())
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document().processHttpEquiv(httpEquivValue, contentValue, false);
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}
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const AtomicString& HTMLMetaElement::content() const
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{
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return getAttribute(HTMLNames::contentAttr);
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}
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const AtomicString& HTMLMetaElement::httpEquiv() const
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{
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return getAttribute(HTMLNames::http_equivAttr);
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}
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const AtomicString& HTMLMetaElement::name() const
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{
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return getAttribute(HTMLNames::nameAttr);
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}
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}
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