Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 106 insertions, 0 deletions

diff --git a/Source/WebCore/fileapi/File.cpp b/Source/WebCore/fileapi/File.cpp
new file mode 100644
index 0000000..dd81f5a
--- /dev/null
+++ b/Source/WebCore/fileapi/File.cpp
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2008 Apple 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:
+ * 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 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 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 "File.h"
+
+#include "FileSystem.h"
+#include "MIMETypeRegistry.h"
+#include <wtf/CurrentTime.h>
+#include <wtf/text/WTFString.h>
+
+namespace WebCore {
+
+static PassOwnPtr<BlobData> createBlobDataForFile(const String& path)
+{
+    String type;
+    int index = path.reverseFind('.');
+    if (index != -1)
+        type = MIMETypeRegistry::getMIMETypeForExtension(path.substring(index + 1));
+
+    OwnPtr<BlobData> blobData = BlobData::create();
+    blobData->setContentType(type);
+    blobData->appendFile(path);
+    return blobData.release();
+}
+
+File::File(const String& path)
+    : Blob(createBlobDataForFile(path), -1)
+    , m_path(path)
+    , m_name(pathGetFileName(path))
+{
+}
+
+File::File(const String& path, const KURL& url, const String& type)
+    : Blob(url, type, -1)
+    , m_path(path)
+{
+    m_name = pathGetFileName(path);
+}
+
+#if ENABLE(DIRECTORY_UPLOAD)
+File::File(const String& relativePath, const String& path)
+    : Blob(createBlobDataForFile(path), -1)
+    , m_path(path)
+    , m_relativePath(relativePath)
+{
+    m_name = pathGetFileName(path);
+}
+#endif
+
+double File::lastModifiedDate() const
+{
+    time_t modificationTime;
+    if (!getFileModificationTime(m_path, modificationTime))
+        return 0;
+
+    // Needs to return epoch time in milliseconds for Date.
+    return modificationTime * 1000.0;
+}
+
+unsigned long long File::size() const
+{
+    // FIXME: JavaScript cannot represent sizes as large as unsigned long long, we need to
+    // come up with an exception to throw if file size is not representable.
+    long long size;
+    if (!getFileSize(m_path, size))
+        return 0;
+    return static_cast<unsigned long long>(size);
+}
+
+void File::captureSnapshot(long long& snapshotSize, double& snapshotModificationTime) const
+{
+    // Obtains a snapshot of the file by capturing its current size and modification time. This is used when we slice a file for the first time.
+    // If we fail to retrieve the size or modification time, probably due to that the file has been deleted, 0 size is returned.
+    // FIXME: Combine getFileSize and getFileModificationTime into one file system call.
+    time_t modificationTime;
+    if (!getFileSize(m_path, snapshotSize) || !getFileModificationTime(m_path, modificationTime)) {
+        snapshotSize = 0;
+        snapshotModificationTime = 0;
+    } else
+        snapshotModificationTime = modificationTime;
+}
+
+} // namespace WebCore