/*
* Copyright (C) 2009 Apple Inc. All rights reserved.
* Copyright (C) 2009 Google Inc.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. 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 "platform/clipboard/ClipboardUtilities.h"
#include "wtf/text/StringBuilder.h"
#include "wtf/text/WTFString.h"
#include <shlwapi.h>
namespace WebCore {
// FAT32 and NTFS both limit filenames to a maximum of 255 characters.
static const unsigned maxFilenameLength = 255;
// Returns true if the specified character is not valid in a file name. This
// is intended for use with removeCharacters.
static bool isInvalidFileCharacter(UChar c)
{
return !(PathGetCharType(c) & (GCT_LFNCHAR | GCT_SHORTCHAR));
}
void replaceNewlinesWithWindowsStyleNewlines(String& str)
{
DEFINE_STATIC_LOCAL(String, windowsNewline, ("\r\n"));
StringBuilder result;
for (unsigned index = 0; index < str.length(); ++index) {
if (str[index] != '\n' || (index > 0 && str[index - 1] == '\r'))
result.append(str[index]);
else
result.append(windowsNewline);
}
str = result.toString();
}
void validateFilename(String& name, String& extension)
{
// Remove any invalid file system characters.
name = name.removeCharacters(&isInvalidFileCharacter);
extension = extension.removeCharacters(&isInvalidFileCharacter);
if (extension.length() >= maxFilenameLength)
extension = String();
// Truncate overly-long filenames, reserving one character for a dot.
name.truncate(maxFilenameLength - extension.length() - 1);
}
} // namespace WebCore