Code drop from //branches/cupcake/...@124589

1 files changed, 89 insertions, 0 deletions

diff --git a/WebCore/loader/archive/ArchiveFactory.cpp b/WebCore/loader/archive/ArchiveFactory.cpp
new file mode 100644
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--- /dev/null
+++ b/WebCore/loader/archive/ArchiveFactory.cpp
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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"
+
+#if PLATFORM(CF)
+#include "LegacyWebArchive.h"
+#endif
+#include "MIMETypeRegistry.h"
+#include "PlatformString.h"
+
+#include <wtf/HashMap.h>
+#include <wtf/HashSet.h>
+
+namespace WebCore {
+
+typedef PassRefPtr<Archive> RawDataCreationFunction(SharedBuffer*);
+
+// 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 HashMap<String, RawDataCreationFunction*, CaseFoldingHash>& archiveMIMETypes()
+{
+    static HashMap<String, RawDataCreationFunction*, CaseFoldingHash> mimeTypes;
+    static bool initialized = false;
+    
+    if (initialized)
+        return mimeTypes;
+    
+#if PLATFORM(CF)
+    mimeTypes.set("application/x-webarchive", archiveFactoryCreate<LegacyWebArchive>);
+#endif
+        
+    initialized = true;
+    return mimeTypes;
+}
+
+bool ArchiveFactory::isArchiveMimeType(const String& mimeType)
+{
+    return archiveMIMETypes().contains(mimeType);
+}
+
+PassRefPtr<Archive> ArchiveFactory::create(SharedBuffer* data, const String& mimeType)
+{
+    RawDataCreationFunction* function = archiveMIMETypes().get(mimeType);
+    return function ? function(data) : 0;
+}
+
+void ArchiveFactory::registerKnownArchiveMIMETypes()
+{
+    HashSet<String>& mimeTypes = MIMETypeRegistry::getSupportedNonImageMIMETypes();
+    HashMap<String, RawDataCreationFunction*, CaseFoldingHash>::iterator i = archiveMIMETypes().begin();
+    HashMap<String, RawDataCreationFunction*, CaseFoldingHash>::iterator end = archiveMIMETypes().end();
+    
+    for (; i != end; ++i)
+        mimeTypes.add(i->first);
+}
+
+}