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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 "IDBKeyRange.h"
#include "IDBBindingUtilities.h"
#include "IDBKey.h"
#include "IDBKeyData.h"
#include "ScriptExecutionContext.h"
#include <JavaScriptCore/JSCJSValue.h>
#include <JavaScriptCore/JSGlobalObject.h>
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
using namespace JSC;
WTF_MAKE_ISO_ALLOCATED_IMPL(IDBKeyRange);
Ref<IDBKeyRange> IDBKeyRange::create(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen)
{
return adoptRef(*new IDBKeyRange(WTFMove(lower), WTFMove(upper), isLowerOpen, isUpperOpen));
}
Ref<IDBKeyRange> IDBKeyRange::create(RefPtr<IDBKey>&& key)
{
auto upper = key;
return create(WTFMove(key), WTFMove(upper), false, false);
}
IDBKeyRange::IDBKeyRange(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen)
: m_lower(WTFMove(lower))
, m_upper(WTFMove(upper))
, m_isLowerOpen(isLowerOpen)
, m_isUpperOpen(isUpperOpen)
{
}
IDBKeyRange::~IDBKeyRange() = default;
ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::only(RefPtr<IDBKey>&& key)
{
if (!key || !key->isValid())
return Exception { DataError };
return create(WTFMove(key));
}
ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::only(JSGlobalObject& state, JSValue keyValue)
{
VM& vm = state.vm();
auto scope = DECLARE_THROW_SCOPE(vm);
auto key = scriptValueToIDBKey(state, keyValue);
EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !key->isValid());
return only(WTFMove(key));
}
ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::lowerBound(JSGlobalObject& state, JSValue boundValue, bool open)
{
VM& vm = state.vm();
auto scope = DECLARE_THROW_SCOPE(vm);
auto bound = scriptValueToIDBKey(state, boundValue);
EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !bound->isValid());
if (!bound->isValid())
return Exception { DataError };
return create(WTFMove(bound), nullptr, open, true);
}
ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::upperBound(JSGlobalObject& state, JSValue boundValue, bool open)
{
VM& vm = state.vm();
auto scope = DECLARE_THROW_SCOPE(vm);
auto bound = scriptValueToIDBKey(state, boundValue);
EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !bound->isValid());
if (!bound->isValid())
return Exception { DataError };
return create(nullptr, WTFMove(bound), true, open);
}
ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::bound(JSGlobalObject& state, JSValue lowerValue, JSValue upperValue, bool lowerOpen, bool upperOpen)
{
VM& vm = state.vm();
auto scope = DECLARE_THROW_SCOPE(vm);
auto lower = scriptValueToIDBKey(state, lowerValue);
EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !lower->isValid());
if (!lower->isValid())
return Exception { DataError };
auto upper = scriptValueToIDBKey(state, upperValue);
EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !upper->isValid());
if (!upper->isValid())
return Exception { DataError };
if (upper->isLessThan(lower.get()))
return Exception { DataError };
if (upper->isEqual(lower.get()) && (lowerOpen || upperOpen))
return Exception { DataError };
return create(WTFMove(lower), WTFMove(upper), lowerOpen, upperOpen);
}
bool IDBKeyRange::isOnlyKey() const
{
return m_lower && m_upper && !m_isLowerOpen && !m_isUpperOpen && m_lower->isEqual(*m_upper);
}
ExceptionOr<bool> IDBKeyRange::includes(JSC::JSGlobalObject& state, JSC::JSValue keyValue)
{
VM& vm = state.vm();
auto scope = DECLARE_THROW_SCOPE(vm);
auto key = scriptValueToIDBKey(state, keyValue);
EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !key->isValid());
if (!key->isValid())
return Exception { DataError, "Failed to execute 'includes' on 'IDBKeyRange': The passed-in value is not a valid IndexedDB key." };
if (m_lower) {
int compare = m_lower->compare(key.get());
if (compare > 0)
return false;
if (m_isLowerOpen && !compare)
return false;
}
if (m_upper) {
int compare = m_upper->compare(key.get());
if (compare < 0)
return false;
if (m_isUpperOpen && !compare)
return false;
}
return true;
}
} // namespace WebCore