1 /* 2 * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org) 3 * (C) 1999 Antti Koivisto (koivisto (at) kde.org) 4 * (C) 2001 Dirk Mueller (mueller (at) kde.org) 5 * Copyright (C) 2003, 2008, 2009, 2010 Apple Inc. All rights reserved. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #include "config.h" 24 #include "core/html/HTMLBaseElement.h" 25 26 #include "HTMLNames.h" 27 #include "core/dom/Attribute.h" 28 #include "core/dom/Document.h" 29 #include "core/html/parser/HTMLParserIdioms.h" 30 #include "core/loader/TextResourceDecoder.h" 31 32 namespace WebCore { 33 34 using namespace HTMLNames; 35 36 inline HTMLBaseElement::HTMLBaseElement(const QualifiedName& tagName, Document* document) 37 : HTMLElement(tagName, document) 38 { 39 ASSERT(hasTagName(baseTag)); 40 ScriptWrappable::init(this); 41 } 42 43 PassRefPtr<HTMLBaseElement> HTMLBaseElement::create(const QualifiedName& tagName, Document* document) 44 { 45 return adoptRef(new HTMLBaseElement(tagName, document)); 46 } 47 48 void HTMLBaseElement::parseAttribute(const QualifiedName& name, const AtomicString& value) 49 { 50 if (name == hrefAttr || name == targetAttr) 51 document()->processBaseElement(); 52 else 53 HTMLElement::parseAttribute(name, value); 54 } 55 56 Node::InsertionNotificationRequest HTMLBaseElement::insertedInto(ContainerNode* insertionPoint) 57 { 58 HTMLElement::insertedInto(insertionPoint); 59 if (insertionPoint->inDocument()) 60 document()->processBaseElement(); 61 return InsertionDone; 62 } 63 64 void HTMLBaseElement::removedFrom(ContainerNode* insertionPoint) 65 { 66 HTMLElement::removedFrom(insertionPoint); 67 if (insertionPoint->inDocument()) 68 document()->processBaseElement(); 69 } 70 71 bool HTMLBaseElement::isURLAttribute(const Attribute& attribute) const 72 { 73 return attribute.name().localName() == hrefAttr || HTMLElement::isURLAttribute(attribute); 74 } 75 76 String HTMLBaseElement::target() const 77 { 78 return fastGetAttribute(targetAttr); 79 } 80 81 KURL HTMLBaseElement::href() const 82 { 83 // This does not use the getURLAttribute function because that will resolve relative to the document's base URL; 84 // base elements like this one can be used to set that base URL. Thus we need to resolve relative to the document's 85 // URL and ignore the base URL. 86 87 const AtomicString& attributeValue = fastGetAttribute(hrefAttr); 88 if (attributeValue.isNull()) 89 return document()->url(); 90 91 KURL url = !document()->decoder() ? 92 KURL(document()->url(), stripLeadingAndTrailingHTMLSpaces(attributeValue)) : 93 KURL(document()->url(), stripLeadingAndTrailingHTMLSpaces(attributeValue), document()->decoder()->encoding()); 94 95 if (!url.isValid()) 96 return KURL(); 97 98 return url; 99 } 100 101 void HTMLBaseElement::setHref(const AtomicString& value) 102 { 103 setAttribute(hrefAttr, value); 104 } 105 106 } 107