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/*
* Copyright (c) 2010 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER OR 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 "ReadableDataObject.h"
#include "ChromiumBridge.h"
#include "ClipboardMimeTypes.h"
#include "Pasteboard.h"
#include "PasteboardPrivate.h"
namespace WebCore {
static PasteboardPrivate::ClipboardBuffer clipboardBuffer(Clipboard::ClipboardType clipboardType)
{
return clipboardType == Clipboard::DragAndDrop ? PasteboardPrivate::DragBuffer : PasteboardPrivate::StandardBuffer;
}
PassRefPtr<ReadableDataObject> ReadableDataObject::create(Clipboard::ClipboardType clipboardType)
{
return adoptRef(new ReadableDataObject(clipboardType));
}
ReadableDataObject::ReadableDataObject(Clipboard::ClipboardType clipboardType)
: m_clipboardType(clipboardType)
, m_containsFilenames(false)
, m_isTypeCacheInitialized(false)
{
}
bool ReadableDataObject::hasData() const
{
ensureTypeCacheInitialized();
return !m_types.isEmpty() || m_containsFilenames;
}
HashSet<String> ReadableDataObject::types() const
{
ensureTypeCacheInitialized();
return m_types;
}
String ReadableDataObject::getData(const String& type, bool& succeeded) const
{
String data;
String ignoredMetadata;
// Since the Chromium-side bridge isn't complete yet, we special case this
// for copy-and-paste, since that code path no longer uses
// ChromiumDataObjectLegacy.
if (m_clipboardType == Clipboard::CopyAndPaste) {
if (type == mimeTypeTextPlain) {
PasteboardPrivate::ClipboardBuffer buffer =
Pasteboard::generalPasteboard()->isSelectionMode() ?
PasteboardPrivate::SelectionBuffer :
PasteboardPrivate::StandardBuffer;
data = ChromiumBridge::clipboardReadPlainText(buffer);
} else if (type == mimeTypeTextHTML) {
PasteboardPrivate::ClipboardBuffer buffer =
Pasteboard::generalPasteboard()->isSelectionMode() ?
PasteboardPrivate::SelectionBuffer :
PasteboardPrivate::StandardBuffer;
KURL ignoredSourceURL;
ChromiumBridge::clipboardReadHTML(buffer, &data, &ignoredSourceURL);
}
succeeded = !data.isEmpty();
return data;
}
succeeded = ChromiumBridge::clipboardReadData(
clipboardBuffer(m_clipboardType), type, data, ignoredMetadata);
return data;
}
String ReadableDataObject::urlTitle() const
{
String ignoredData;
String urlTitle;
ChromiumBridge::clipboardReadData(
clipboardBuffer(m_clipboardType), mimeTypeTextURIList, ignoredData, urlTitle);
return urlTitle;
}
KURL ReadableDataObject::htmlBaseUrl() const
{
String ignoredData;
String htmlBaseUrl;
ChromiumBridge::clipboardReadData(
clipboardBuffer(m_clipboardType), mimeTypeTextHTML, ignoredData, htmlBaseUrl);
return KURL(ParsedURLString, htmlBaseUrl);
}
bool ReadableDataObject::containsFilenames() const
{
ensureTypeCacheInitialized();
return m_containsFilenames;
}
Vector<String> ReadableDataObject::filenames() const
{
return ChromiumBridge::clipboardReadFilenames(clipboardBuffer(m_clipboardType));
}
void ReadableDataObject::ensureTypeCacheInitialized() const
{
if (m_isTypeCacheInitialized)
return;
m_types = ChromiumBridge::clipboardReadAvailableTypes(
clipboardBuffer(m_clipboardType), &m_containsFilenames);
m_isTypeCacheInitialized = true;
}
} // namespace WebCore
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