1 files changed, 90 insertions, 0 deletions
diff --git a/WebCore/html/BlobBuilder.cpp b/WebCore/html/BlobBuilder.cpp
new file mode 100644
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--- /dev/null
+++ b/WebCore/html/BlobBuilder.cpp
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+/*
+ * Copyright (C) 2010 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 THE COPYRIGHT
+ * OWNER 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 "BlobBuilder.h"
+
+#include "AtomicString.h"
+#include "Blob.h"
+#include "ExceptionCode.h"
+#include "TextEncoding.h"
+
+namespace WebCore {
+
+static bool getLineEndingTypeFromString(const AtomicString& typeString, LineEnding& endingType)
+{
+    DEFINE_STATIC_LOCAL(AtomicString, transparent, ("transparent"));
+    DEFINE_STATIC_LOCAL(AtomicString, native, ("native"));
+
+    if (typeString.isEmpty() || typeString == transparent) {
+        endingType = EndingTransparent;
+        return true;
+    }
+    if (typeString == native) {
+        endingType = EndingNative;
+        return true;
+    }
+    return false;
+}
+
+bool BlobBuilder::append(const String& text, const String& type, ExceptionCode& ec)
+{
+    ec = 0;
+    LineEnding endingType;
+    if (!getLineEndingTypeFromString(type, endingType)) {
+        ec = SYNTAX_ERR;
+        return false;
+    }
+    m_items.append(StringBlobItem::create(text, endingType, UTF8Encoding()));
+    return true;
+}
+
+bool BlobBuilder::append(const String& text, ExceptionCode& ec)
+{
+    return append(text, String(), ec);
+}
+
+bool BlobBuilder::append(PassRefPtr<Blob> blob)
+{
+    if (blob) {
+        for (size_t i = 0; i < blob->items().size(); ++i)
+            m_items.append(blob->items()[i]);
+        return true;
+    }
+    return false;
+}
+
+PassRefPtr<Blob> BlobBuilder::getBlob(const String& contentType) const
+{
+    return Blob::create(contentType, m_items);
+}
+
+} // namespace WebCore