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/*
* Copyright (C) 2019-2021 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. 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 INC. 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 "JSIDBRequest.h"
#include "IDBBindingUtilities.h"
#include "JSDOMConvertIndexedDB.h"
#include "JSDOMConvertInterface.h"
#include "JSDOMConvertSequences.h"
#include "JSIDBCursor.h"
#include "JSIDBDatabase.h"
namespace WebCore {
using namespace JSC;
JSC::JSValue JSIDBRequest::result(JSC::JSGlobalObject& lexicalGlobalObject) const
{
auto throwScope = DECLARE_THROW_SCOPE(lexicalGlobalObject.vm());
auto result = wrapped().result();
if (UNLIKELY(result.hasException())) {
propagateException(lexicalGlobalObject, throwScope, result.releaseException());
return jsNull();
}
auto resultValue = result.releaseReturnValue();
auto& resultWrapper = wrapped().resultWrapper();
return WTF::switchOn(resultValue, [] (const IDBRequest::NullResultType& result) {
if (result == IDBRequest::NullResultType::Empty)
return JSC::jsNull();
return JSC::jsUndefined();
}, [] (uint64_t number) {
return toJS<IDLUnsignedLongLong>(number);
}, [&] (const RefPtr<IDBCursor>& cursor) {
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, resultWrapper, [&](JSC::ThrowScope& throwScope) {
return toJS<IDLInterface<IDBCursor>>(lexicalGlobalObject, *jsCast<JSDOMGlobalObject*>(&lexicalGlobalObject), throwScope, cursor.get());
});
}, [&] (const RefPtr<IDBDatabase>& database) {
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, resultWrapper, [&](JSC::ThrowScope& throwScope) {
return toJS<IDLInterface<IDBDatabase>>(lexicalGlobalObject, *jsCast<JSDOMGlobalObject*>(&lexicalGlobalObject), throwScope, database.get());
});
}, [&] (const IDBKeyData& keyData) {
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, resultWrapper, [&](JSC::ThrowScope&) {
return toJS<IDLIDBKeyData>(lexicalGlobalObject, *jsCast<JSDOMGlobalObject*>(&lexicalGlobalObject), keyData);
});
}, [&] (const Vector<IDBKeyData>& keyDatas) {
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, resultWrapper, [&](JSC::ThrowScope&) {
return toJS<IDLSequence<IDLIDBKeyData>>(lexicalGlobalObject, *jsCast<JSDOMGlobalObject*>(&lexicalGlobalObject), keyDatas);
});
}, [&] (const IDBGetResult& getResult) {
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, resultWrapper, [&](JSC::ThrowScope&) {
auto result = deserializeIDBValueWithKeyInjection(lexicalGlobalObject, getResult.value(), getResult.keyData(), getResult.keyPath());
return result ? result.value() : jsNull();
});
}, [&] (const IDBGetAllResult& getAllResult) {
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, resultWrapper, [&](JSC::ThrowScope& throwScope) {
auto& keys = getAllResult.keys();
auto& values = getAllResult.values();
auto& keyPath = getAllResult.keyPath();
JSC::MarkedArgumentBuffer list;
list.ensureCapacity(values.size());
for (unsigned i = 0; i < values.size(); i ++) {
auto result = deserializeIDBValueWithKeyInjection(lexicalGlobalObject, values[i], keys[i], keyPath);
if (!result)
return jsNull();
list.append(result.value());
if (UNLIKELY(list.hasOverflowed())) {
propagateException(lexicalGlobalObject, throwScope, Exception(ExceptionCode::UnknownError));
return jsNull();
}
}
return JSValue(JSC::constructArray(&lexicalGlobalObject, static_cast<JSC::ArrayAllocationProfile*>(nullptr), list));
});
});
}
template<typename Visitor>
void JSIDBRequest::visitAdditionalChildren(Visitor& visitor)
{
auto& request = wrapped();
request.resultWrapper().visit(visitor);
}
DEFINE_VISIT_ADDITIONAL_CHILDREN(JSIDBRequest);
} // namespace WebCore
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