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      1 /*
      2  *  Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
      3  *
      4  *  This library is free software; you can redistribute it and/or
      5  *  modify it under the terms of the GNU Lesser General Public
      6  *  License as published by the Free Software Foundation; either
      7  *  version 2 of the License, or (at your option) any later version.
      8  *
      9  *  This library is distributed in the hope that it will be useful,
     10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  *  Lesser General Public License for more details.
     13  *
     14  *  You should have received a copy of the GNU Lesser General Public
     15  *  License along with this library; if not, write to the Free Software
     16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     17  */
     18 
     19 #include "config.h"
     20 #include "DOMMimeType.h"
     21 
     22 #include "DOMPlugin.h"
     23 #include "Frame.h"
     24 #include "FrameLoaderClient.h"
     25 #include "Page.h"
     26 #include "PluginData.h"
     27 #include "Settings.h"
     28 #include <wtf/text/StringBuilder.h>
     29 
     30 namespace WebCore {
     31 
     32 DOMMimeType::DOMMimeType(PassRefPtr<PluginData> pluginData, Frame* frame, unsigned index)
     33     : m_pluginData(pluginData)
     34     , m_frame(frame)
     35     , m_index(index)
     36 {
     37     if (m_frame)
     38         m_frame->addDestructionObserver(this);
     39 }
     40 
     41 DOMMimeType::~DOMMimeType()
     42 {
     43     if (m_frame)
     44         m_frame->removeDestructionObserver(this);
     45 }
     46 
     47 const String &DOMMimeType::type() const
     48 {
     49     return mimeClassInfo().type;
     50 }
     51 
     52 String DOMMimeType::suffixes() const
     53 {
     54     const Vector<String>& extensions = mimeClassInfo().extensions;
     55 
     56     StringBuilder builder;
     57     for (size_t i = 0; i < extensions.size(); ++i) {
     58         if (i)
     59             builder.append(',');
     60         builder.append(extensions[i]);
     61     }
     62     return builder.toString();
     63 }
     64 
     65 const String &DOMMimeType::description() const
     66 {
     67     return mimeClassInfo().desc;
     68 }
     69 
     70 PassRefPtr<DOMPlugin> DOMMimeType::enabledPlugin() const
     71 {
     72     if (!m_frame || !m_frame->page() || !m_frame->page()->mainFrame()->loader()->subframeLoader()->allowPlugins(NotAboutToInstantiatePlugin))
     73         return 0;
     74 
     75     return DOMPlugin::create(m_pluginData.get(), m_frame, m_pluginData->mimePluginIndices()[m_index]);
     76 }
     77 
     78 } // namespace WebCore
     79