WebKit side of merge from r41149 to r41181.

WebCore/platform/chromium/ClipboardChromiumWin.cpp

+/*
+ * 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 "ClipboardChromium.h"
+
+#include "ChromiumDataObject.h"
+
+#include <shlwapi.h>
+
+namespace WebCore {
+
+// 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)) == 0;
+}
+
+String ClipboardChromium::validateFileName(const String& title, ChromiumDataObject* dataObject)
+{
+    // Remove any invalid file system characters.
+    String result = title.removeCharacters(&isInvalidFileCharacter);
+    if (result.length() + dataObject->fileExtension.length() + 1 >= MAX_PATH) {
+        if (dataObject->fileExtension.length() + 1 >= MAX_PATH)
+            dataObject->fileExtension = "";
+        if (result.length() + dataObject->fileExtension.length() + 1 >= MAX_PATH)
+            result = result.substring(0, MAX_PATH - dataObject->fileExtension.length() - 1);
+    }
+    return result;
+}
+
+}  // namespace WebCore