blob: 4ce70a1512fa0b43714abc1deb74e145b4d9ec11 [file] [log] [blame]
/*
* Copyright (C) 2017 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 "ServiceWorkerRegistrationKey.h"
#if ENABLE(SERVICE_WORKER)
#include "SecurityOrigin.h"
#include <wtf/URLHash.h>
namespace WebCore {
ServiceWorkerRegistrationKey::ServiceWorkerRegistrationKey(SecurityOriginData&& topOrigin, URL&& scope)
: m_topOrigin(WTFMove(topOrigin))
, m_scope(WTFMove(scope))
{
ASSERT(!m_scope.hasFragmentIdentifier());
}
ServiceWorkerRegistrationKey ServiceWorkerRegistrationKey::emptyKey()
{
return { };
}
unsigned ServiceWorkerRegistrationKey::hash() const
{
unsigned hashes[2];
hashes[0] = SecurityOriginDataHash::hash(m_topOrigin);
hashes[1] = StringHash::hash(m_scope.string());
return StringHasher::hashMemory(hashes, sizeof(hashes));
}
bool ServiceWorkerRegistrationKey::operator==(const ServiceWorkerRegistrationKey& other) const
{
return m_topOrigin == other.m_topOrigin && m_scope == other.m_scope;
}
ServiceWorkerRegistrationKey ServiceWorkerRegistrationKey::isolatedCopy() const
{
return { m_topOrigin.isolatedCopy(), m_scope.isolatedCopy() };
}
bool ServiceWorkerRegistrationKey::isMatching(const SecurityOriginData& topOrigin, const URL& clientURL) const
{
return originIsMatching(topOrigin, clientURL) && clientURL.string().startsWith(m_scope.string());
}
bool ServiceWorkerRegistrationKey::originIsMatching(const SecurityOriginData& topOrigin, const URL& clientURL) const
{
if (topOrigin != m_topOrigin)
return false;
return protocolHostAndPortAreEqual(clientURL, m_scope);
}
bool ServiceWorkerRegistrationKey::relatesToOrigin(const SecurityOriginData& securityOrigin) const
{
if (m_topOrigin == securityOrigin)
return true;
return SecurityOriginData::fromURL(m_scope) == securityOrigin;
}
static const char separatorCharacter = '_';
String ServiceWorkerRegistrationKey::toDatabaseKey() const
{
if (m_topOrigin.port)
return makeString(m_topOrigin.protocol, separatorCharacter, m_topOrigin.host, separatorCharacter, String::number(m_topOrigin.port.value()), separatorCharacter, m_scope.string());
return makeString(m_topOrigin.protocol, separatorCharacter, m_topOrigin.host, separatorCharacter, separatorCharacter, m_scope.string());
}
Optional<ServiceWorkerRegistrationKey> ServiceWorkerRegistrationKey::fromDatabaseKey(const String& key)
{
auto first = key.find(separatorCharacter, 0);
auto second = key.find(separatorCharacter, first + 1);
auto third = key.find(separatorCharacter, second + 1);
if (first == second || second == third)
return WTF::nullopt;
Optional<uint16_t> shortPort;
// If there's a gap between third and second, we expect to have a port to decode
if (third - second > 1) {
bool ok;
unsigned port;
if (key.is8Bit())
port = charactersToUIntStrict(key.characters8() + second + 1, third - second - 1 , &ok);
else
port = charactersToUIntStrict(key.characters16() + second + 1, third - second - 1, &ok);
if (!ok)
return WTF::nullopt;
if (port > std::numeric_limits<uint16_t>::max())
return WTF::nullopt;
shortPort = static_cast<uint16_t>(port);
}
auto scope = URL { URL(), key.substring(third + 1) };
if (!scope.isValid())
return WTF::nullopt;
return ServiceWorkerRegistrationKey { { key.substring(0, first), key.substring(first + 1, second - first - 1), shortPort }, WTFMove(scope) };
}
#if !LOG_DISABLED
String ServiceWorkerRegistrationKey::loggingString() const
{
return makeString(m_topOrigin.debugString(), "-", m_scope.string());
}
#endif
} // namespace WebCore
#endif // ENABLE(SERVICE_WORKER)