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      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 
     34 namespace WebCore {
     35 
     36 // Returns true if the specified character is not valid in a file name. This
     37 // is intended for use with removeCharacters.
     38 static bool isInvalidFileCharacter(UChar c)
     39 {
     40     return (PathGetCharType(c) & (GCT_LFNCHAR | GCT_SHORTCHAR)) == 0;
     41 }
     42 
     43 String 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->fileExtension = "";
     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