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      1 /*
      2     Copyright (C) 2010 Rob Buis <rwlbuis (at) gmail.com>
      3     Copyright (C) 2011 Cosmin Truta <ctruta (at) gmail.com>
      4     Copyright (C) 2012 University of Szeged
      5     Copyright (C) 2012 Renata Hodovan <reni (at) webkit.org>
      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 
     25 #include "core/fetch/DocumentResource.h"
     26 
     27 #include "core/dom/XMLDocument.h"
     28 #include "platform/SharedBuffer.h"
     29 #include "wtf/text/StringBuilder.h"
     30 
     31 namespace WebCore {
     32 
     33 DocumentResource::DocumentResource(const ResourceRequest& request, Type type)
     34     : Resource(request, type)
     35     , m_decoder(TextResourceDecoder::create("application/xml"))
     36 {
     37     // FIXME: We'll support more types to support HTMLImports.
     38     ASSERT(type == SVGDocument);
     39 }
     40 
     41 DocumentResource::~DocumentResource()
     42 {
     43 }
     44 
     45 void DocumentResource::setEncoding(const String& chs)
     46 {
     47     m_decoder->setEncoding(chs, TextResourceDecoder::EncodingFromHTTPHeader);
     48 }
     49 
     50 String DocumentResource::encoding() const
     51 {
     52     return m_decoder->encoding().name();
     53 }
     54 
     55 void DocumentResource::checkNotify()
     56 {
     57     if (m_data) {
     58         StringBuilder decodedText;
     59         decodedText.append(m_decoder->decode(m_data->data(), m_data->size()));
     60         decodedText.append(m_decoder->flush());
     61         // We don't need to create a new frame because the new document belongs to the parent UseElement.
     62         m_document = createDocument(response().url());
     63         m_document->setContent(decodedText.toString());
     64     }
     65     Resource::checkNotify();
     66 }
     67 
     68 PassRefPtrWillBeRawPtr<Document> DocumentResource::createDocument(const KURL& url)
     69 {
     70     switch (type()) {
     71     case SVGDocument:
     72         return XMLDocument::createSVG(DocumentInit(url));
     73     default:
     74         // FIXME: We'll add more types to support HTMLImports.
     75         ASSERT_NOT_REACHED();
     76         return nullptr;
     77     }
     78 }
     79 
     80 }
     81