1/*
2 * Copyright (C) 2009 Apple Inc.  All rights reserved.
3 * Copyright (C) 2009 Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include "config.h"
28#include "ClipboardChromium.h"
29
30#include "ChromiumDataObject.h"
31
32#include <shlwapi.h>
33
34namespace WebCore {
35
36// Returns true if the specified character is not valid in a file name. This
37// is intended for use with removeCharacters.
38static bool isInvalidFileCharacter(UChar c)
39{
40    return (PathGetCharType(c) & (GCT_LFNCHAR | GCT_SHORTCHAR)) == 0;
41}
42
43String ClipboardChromium::validateFileName(const String& title, ChromiumDataObject* dataObject)
44{
45    // Remove any invalid file system characters.
46    String result = title.removeCharacters(&isInvalidFileCharacter);
47    if (result.length() + dataObject->fileExtension().length() + 1 >= MAX_PATH) {
48        if (dataObject->fileExtension().length() + 1 >= MAX_PATH)
49            dataObject->setFileExtension("");
50        if (result.length() + dataObject->fileExtension().length() + 1 >= MAX_PATH)
51            result = result.substring(0, MAX_PATH - dataObject->fileExtension().length() - 1);
52    }
53    return result;
54}
55
56}  // namespace WebCore
57