1 files changed, 154 insertions, 0 deletions
diff --git a/Source/WebCore/storage/IDBObjectStore.cpp b/Source/WebCore/storage/IDBObjectStore.cpp
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+++ b/Source/WebCore/storage/IDBObjectStore.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:
+ *
+ * 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 AND ITS 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 APPLE OR ITS 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 "IDBObjectStore.h"
+
+#if ENABLE(INDEXED_DATABASE)
+
+#include "DOMStringList.h"
+#include "IDBAny.h"
+#include "IDBDatabaseException.h"
+#include "IDBIndex.h"
+#include "IDBKey.h"
+#include "IDBKeyRange.h"
+#include "IDBTransactionBackendInterface.h"
+#include "SerializedScriptValue.h"
+#include <wtf/UnusedParam.h>
+
+namespace WebCore {
+
+static const unsigned short defaultDirection = IDBCursor::NEXT;
+
+IDBObjectStore::IDBObjectStore(PassRefPtr<IDBObjectStoreBackendInterface> idbObjectStore, IDBTransactionBackendInterface* transaction)
+    : m_objectStore(idbObjectStore)
+    , m_transaction(transaction)
+{
+    ASSERT(m_objectStore);
+    ASSERT(m_transaction);
+    // We pass a reference to this object before it can be adopted.
+    relaxAdoptionRequirement();
+}
+
+String IDBObjectStore::name() const
+{
+    return m_objectStore->name();
+}
+
+String IDBObjectStore::keyPath() const
+{
+    return m_objectStore->keyPath();
+}
+
+PassRefPtr<DOMStringList> IDBObjectStore::indexNames() const
+{
+    return m_objectStore->indexNames();
+}
+
+PassRefPtr<IDBRequest> IDBObjectStore::get(ScriptExecutionContext* context, PassRefPtr<IDBKey> key, ExceptionCode& ec)
+{
+    RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
+    m_objectStore->get(key, request, m_transaction.get(), ec);
+    if (ec)
+        return 0;
+    return request.release();
+}
+
+PassRefPtr<IDBRequest> IDBObjectStore::add(ScriptExecutionContext* context, PassRefPtr<SerializedScriptValue> value, PassRefPtr<IDBKey> key, ExceptionCode& ec)
+{
+    RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
+    m_objectStore->put(value, key, true, request, m_transaction.get(), ec);
+    if (ec)
+        return 0;
+    return request;
+}
+
+PassRefPtr<IDBRequest> IDBObjectStore::put(ScriptExecutionContext* context, PassRefPtr<SerializedScriptValue> value, PassRefPtr<IDBKey> key, ExceptionCode& ec)
+{
+    RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
+    m_objectStore->put(value, key, false, request, m_transaction.get(), ec);
+    if (ec)
+        return 0;
+    return request;
+}
+
+PassRefPtr<IDBRequest> IDBObjectStore::deleteFunction(ScriptExecutionContext* context, PassRefPtr<IDBKey> key, ExceptionCode& ec)
+{
+    RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
+    m_objectStore->deleteFunction(key, request, m_transaction.get(), ec);
+    if (ec)
+        return 0;
+    return request;
+}
+
+PassRefPtr<IDBIndex> IDBObjectStore::createIndex(const String& name, const String& keyPath, const OptionsObject& options, ExceptionCode& ec)
+{
+    bool unique = false;
+    options.getKeyBool("unique", unique);
+
+    RefPtr<IDBIndexBackendInterface> index = m_objectStore->createIndex(name, keyPath, unique, m_transaction.get(), ec);
+    ASSERT(!index != !ec); // If we didn't get an index, we should have gotten an exception code. And vice versa.
+    if (!index)
+        return 0;
+    return IDBIndex::create(index.release(), m_transaction.get());
+}
+
+PassRefPtr<IDBIndex> IDBObjectStore::index(const String& name, ExceptionCode& ec)
+{
+    RefPtr<IDBIndexBackendInterface> index = m_objectStore->index(name, ec);
+    ASSERT(!index != !ec); // If we didn't get an index, we should have gotten an exception code. And vice versa.
+    if (!index)
+        return 0;
+    return IDBIndex::create(index.release(), m_transaction.get());
+}
+
+void IDBObjectStore::deleteIndex(const String& name, ExceptionCode& ec)
+{
+    m_objectStore->deleteIndex(name, m_transaction.get(), ec);
+}
+
+PassRefPtr<IDBRequest> IDBObjectStore::openCursor(ScriptExecutionContext* context, const OptionsObject& options, ExceptionCode& ec)
+{
+    RefPtr<IDBKeyRange> range = options.getKeyKeyRange("range");
+
+    // Converted to an unsigned short.
+    int32_t direction = defaultDirection;
+    options.getKeyInt32("direction", direction);
+    if (direction != IDBCursor::NEXT && direction != IDBCursor::NEXT_NO_DUPLICATE && direction != IDBCursor::PREV && direction != IDBCursor::PREV_NO_DUPLICATE) {
+        // FIXME: May need to change when specced: http://www.w3.org/Bugs/Public/show_bug.cgi?id=11406
+        ec = IDBDatabaseException::CONSTRAINT_ERR;
+        return 0;
+    }
+
+    RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
+    m_objectStore->openCursor(range, direction, request, m_transaction.get(), ec);
+    if (ec)
+        return 0;
+    return request.release();
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(INDEXED_DATABASE)