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/*
* Copyright (C) 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "ArchiveFactory.h"
#include "MIMETypeRegistry.h"
#include "PlatformString.h"
#if PLATFORM(CF) && !PLATFORM(QT)
#include "LegacyWebArchive.h"
#elif PLATFORM(ANDROID)
#include "WebArchiveAndroid.h"
#endif
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/StdLibExtras.h>
namespace WebCore {
typedef PassRefPtr<Archive> RawDataCreationFunction(SharedBuffer*);
typedef HashMap<String, RawDataCreationFunction*, CaseFoldingHash> ArchiveMIMETypesMap;
// The create functions in the archive classes return PassRefPtr to concrete subclasses
// of Archive. This adaptor makes the functions have a uniform return type.
template <typename ArchiveClass> static PassRefPtr<Archive> archiveFactoryCreate(SharedBuffer* buffer)
{
return ArchiveClass::create(buffer);
}
static ArchiveMIMETypesMap& archiveMIMETypes()
{
DEFINE_STATIC_LOCAL(ArchiveMIMETypesMap, mimeTypes, ());
static bool initialized = false;
if (initialized)
return mimeTypes;
#if PLATFORM(CF) && !PLATFORM(QT)
mimeTypes.set("application/x-webarchive", archiveFactoryCreate<LegacyWebArchive>);
#elif PLATFORM(ANDROID)
mimeTypes.set("application/x-webarchive-xml", archiveFactoryCreate<WebArchiveAndroid>);
#endif
initialized = true;
return mimeTypes;
}
bool ArchiveFactory::isArchiveMimeType(const String& mimeType)
{
return !mimeType.isEmpty() && archiveMIMETypes().contains(mimeType);
}
PassRefPtr<Archive> ArchiveFactory::create(SharedBuffer* data, const String& mimeType)
{
RawDataCreationFunction* function = mimeType.isEmpty() ? 0 : archiveMIMETypes().get(mimeType);
return function ? function(data) : 0;
}
void ArchiveFactory::registerKnownArchiveMIMETypes()
{
HashSet<String>& mimeTypes = MIMETypeRegistry::getSupportedNonImageMIMETypes();
ArchiveMIMETypesMap::iterator i = archiveMIMETypes().begin();
ArchiveMIMETypesMap::iterator end = archiveMIMETypes().end();
for (; i != end; ++i)
mimeTypes.add(i->first);
}
}
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