164 lines
5.5 KiB
C++
164 lines
5.5 KiB
C++
/*
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* Copyright (C) 2010 Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "IDBKeyRange.h"
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#include "IDBBindingUtilities.h"
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#include "IDBKey.h"
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#include "IDBKeyData.h"
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#include "ScriptExecutionContext.h"
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#include <JavaScriptCore/JSCJSValue.h>
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#include <JavaScriptCore/JSGlobalObject.h>
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#include <wtf/IsoMallocInlines.h>
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namespace WebCore {
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using namespace JSC;
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WTF_MAKE_ISO_ALLOCATED_IMPL(IDBKeyRange);
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Ref<IDBKeyRange> IDBKeyRange::create(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen)
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{
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return adoptRef(*new IDBKeyRange(WTFMove(lower), WTFMove(upper), isLowerOpen, isUpperOpen));
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}
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Ref<IDBKeyRange> IDBKeyRange::create(RefPtr<IDBKey>&& key)
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{
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auto upper = key;
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return create(WTFMove(key), WTFMove(upper), false, false);
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}
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IDBKeyRange::IDBKeyRange(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen)
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: m_lower(WTFMove(lower))
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, m_upper(WTFMove(upper))
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, m_isLowerOpen(isLowerOpen)
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, m_isUpperOpen(isUpperOpen)
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{
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}
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IDBKeyRange::~IDBKeyRange() = default;
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ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::only(RefPtr<IDBKey>&& key)
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{
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if (!key || !key->isValid())
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return Exception { DataError };
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return create(WTFMove(key));
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}
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ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::only(JSGlobalObject& state, JSValue keyValue)
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{
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VM& vm = state.vm();
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auto scope = DECLARE_THROW_SCOPE(vm);
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auto key = scriptValueToIDBKey(state, keyValue);
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EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !key->isValid());
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return only(WTFMove(key));
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}
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ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::lowerBound(JSGlobalObject& state, JSValue boundValue, bool open)
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{
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VM& vm = state.vm();
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auto scope = DECLARE_THROW_SCOPE(vm);
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auto bound = scriptValueToIDBKey(state, boundValue);
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EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !bound->isValid());
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if (!bound->isValid())
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return Exception { DataError };
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return create(WTFMove(bound), nullptr, open, true);
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}
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ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::upperBound(JSGlobalObject& state, JSValue boundValue, bool open)
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{
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VM& vm = state.vm();
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auto scope = DECLARE_THROW_SCOPE(vm);
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auto bound = scriptValueToIDBKey(state, boundValue);
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EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !bound->isValid());
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if (!bound->isValid())
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return Exception { DataError };
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return create(nullptr, WTFMove(bound), true, open);
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}
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ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::bound(JSGlobalObject& state, JSValue lowerValue, JSValue upperValue, bool lowerOpen, bool upperOpen)
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{
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VM& vm = state.vm();
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auto scope = DECLARE_THROW_SCOPE(vm);
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auto lower = scriptValueToIDBKey(state, lowerValue);
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EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !lower->isValid());
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if (!lower->isValid())
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return Exception { DataError };
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auto upper = scriptValueToIDBKey(state, upperValue);
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EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !upper->isValid());
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if (!upper->isValid())
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return Exception { DataError };
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if (upper->isLessThan(lower.get()))
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return Exception { DataError };
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if (upper->isEqual(lower.get()) && (lowerOpen || upperOpen))
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return Exception { DataError };
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return create(WTFMove(lower), WTFMove(upper), lowerOpen, upperOpen);
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}
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bool IDBKeyRange::isOnlyKey() const
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{
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return m_lower && m_upper && !m_isLowerOpen && !m_isUpperOpen && m_lower->isEqual(*m_upper);
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}
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ExceptionOr<bool> IDBKeyRange::includes(JSC::JSGlobalObject& state, JSC::JSValue keyValue)
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{
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VM& vm = state.vm();
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auto scope = DECLARE_THROW_SCOPE(vm);
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auto key = scriptValueToIDBKey(state, keyValue);
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EXCEPTION_ASSERT_UNUSED(scope, !scope.exception() || !key->isValid());
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if (!key->isValid())
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return Exception { DataError, "Failed to execute 'includes' on 'IDBKeyRange': The passed-in value is not a valid IndexedDB key." };
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if (m_lower) {
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int compare = m_lower->compare(key.get());
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if (compare > 0)
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return false;
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if (m_isLowerOpen && !compare)
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return false;
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}
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if (m_upper) {
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int compare = m_upper->compare(key.get());
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if (compare < 0)
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return false;
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if (m_isUpperOpen && !compare)
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return false;
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}
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return true;
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}
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} // namespace WebCore
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