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      1 /**
      2  * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 1999 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2000 Simon Hausmann (hausmann (at) kde.org)
      5  *           (C) 2001 Dirk Mueller (mueller (at) kde.org)
      6  * Copyright (C) 2004, 2006 Apple Computer, Inc.
      7  *
      8  * This library is free software; you can redistribute it and/or
      9  * modify it under the terms of the GNU Library General Public
     10  * License as published by the Free Software Foundation; either
     11  * version 2 of the License, or (at your option) any later version.
     12  *
     13  * This library is distributed in the hope that it will be useful,
     14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     16  * Library General Public License for more details.
     17  *
     18  * You should have received a copy of the GNU Library General Public License
     19  * along with this library; see the file COPYING.LIB.  If not, write to
     20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     21  * Boston, MA 02110-1301, USA.
     22  */
     23 #include "config.h"
     24 #include "HTMLHtmlElement.h"
     25 
     26 #include "ApplicationCacheHost.h"
     27 #include "Document.h"
     28 #include "DocumentLoader.h"
     29 #include "Frame.h"
     30 #include "HTMLNames.h"
     31 
     32 namespace WebCore {
     33 
     34 using namespace HTMLNames;
     35 
     36 HTMLHtmlElement::HTMLHtmlElement(const QualifiedName& tagName, Document* doc)
     37     : HTMLElement(tagName, doc)
     38 {
     39     ASSERT(hasTagName(htmlTag));
     40 }
     41 
     42 HTMLHtmlElement::~HTMLHtmlElement()
     43 {
     44 }
     45 
     46 String HTMLHtmlElement::version() const
     47 {
     48     return getAttribute(versionAttr);
     49 }
     50 
     51 void HTMLHtmlElement::setVersion(const String &value)
     52 {
     53     setAttribute(versionAttr, value);
     54 }
     55 
     56 bool HTMLHtmlElement::checkDTD(const Node* newChild)
     57 {
     58     return newChild->hasTagName(headTag) || newChild->hasTagName(bodyTag) ||
     59            newChild->hasTagName(framesetTag) || newChild->hasTagName(noframesTag);
     60 }
     61 
     62 #if ENABLE(OFFLINE_WEB_APPLICATIONS)
     63 void HTMLHtmlElement::insertedIntoDocument()
     64 {
     65     HTMLElement::insertedIntoDocument();
     66 
     67     if (!document()->parsing())
     68         return;
     69 
     70     if (!document()->frame())
     71         return;
     72 
     73     DocumentLoader* documentLoader = document()->frame()->loader()->documentLoader();
     74     if (!documentLoader)
     75         return;
     76 
     77     // Check the manifest attribute
     78     // FIXME: Revisit this when we get a clarification from whatwg on how to handle empty
     79     // manifest attributes. As spec'd, and coded here, the system will initiate an update
     80     // passing in the document url as the manifest url. That's not a good thing.
     81     AtomicString manifest = getAttribute(manifestAttr);
     82     if (manifest.isNull())
     83         documentLoader->applicationCacheHost()->selectCacheWithoutManifest();
     84     else
     85         documentLoader->applicationCacheHost()->selectCacheWithManifest(document()->completeURL(manifest));
     86 }
     87 #endif
     88 
     89 }
     90