140 lines
4.9 KiB
C++
140 lines
4.9 KiB
C++
/*
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* Copyright (C) 2011, 2015 Apple 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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* 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 INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "SecurityOriginData.h"
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#include "Document.h"
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#include "Frame.h"
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#include "SecurityOrigin.h"
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#include <wtf/FileSystem.h>
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#include <wtf/text/CString.h>
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#include <wtf/text/StringConcatenateNumbers.h>
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#include <wtf/text/StringToIntegerConversion.h>
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namespace WebCore {
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String SecurityOriginData::toString() const
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{
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if (protocol == "file")
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return "file://"_s;
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if (protocol.isEmpty() && host.isEmpty())
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return { };
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if (!port)
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return makeString(protocol, "://", host);
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return makeString(protocol, "://", host, ':', static_cast<uint32_t>(*port));
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}
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SecurityOriginData SecurityOriginData::fromFrame(Frame* frame)
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{
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if (!frame)
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return SecurityOriginData { };
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auto* document = frame->document();
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if (!document)
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return SecurityOriginData { };
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return document->securityOrigin().data();
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}
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Ref<SecurityOrigin> SecurityOriginData::securityOrigin() const
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{
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return SecurityOrigin::create(protocol.isolatedCopy(), host.isolatedCopy(), port);
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}
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static const char separatorCharacter = '_';
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String SecurityOriginData::databaseIdentifier() const
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{
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// Historically, we've used the following (somewhat nonsensical) string
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// for the databaseIdentifier of local files. We used to compute this
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// string because of a bug in how we handled the scheme for file URLs.
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// Now that we've fixed that bug, we produce this string for compatibility
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// with existing persistent state.
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if (equalIgnoringASCIICase(protocol, "file"))
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return "file__0"_s;
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return makeString(protocol, separatorCharacter, FileSystem::encodeForFileName(host), separatorCharacter, port.value_or(0));
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}
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std::optional<SecurityOriginData> SecurityOriginData::fromDatabaseIdentifier(const String& databaseIdentifier)
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{
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// Make sure there's a first separator
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size_t separator1 = databaseIdentifier.find(separatorCharacter);
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if (separator1 == notFound)
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return std::nullopt;
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// Make sure there's a second separator
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size_t separator2 = databaseIdentifier.reverseFind(separatorCharacter);
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if (separator2 == notFound)
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return std::nullopt;
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// Ensure there were at least 2 separator characters. Some hostnames on intranets have
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// underscores in them, so we'll assume that any additional underscores are part of the host.
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if (separator1 == separator2)
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return std::nullopt;
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// Make sure the port section is a valid port number or doesn't exist.
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auto portLength = databaseIdentifier.length() - separator2 - 1;
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auto port = parseIntegerAllowingTrailingJunk<uint16_t>(StringView { databaseIdentifier }.right(portLength));
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// Nothing after the colon is fine. Failure to parse after the colon is not.
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if (!port && portLength)
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return std::nullopt;
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// Treat port 0 like there is was no port specified.
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if (port && !*port)
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port = std::nullopt;
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auto protocol = databaseIdentifier.substring(0, separator1);
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auto host = databaseIdentifier.substring(separator1 + 1, separator2 - separator1 - 1);
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return SecurityOriginData { protocol, host, port };
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}
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SecurityOriginData SecurityOriginData::isolatedCopy() const
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{
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SecurityOriginData result;
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result.protocol = protocol.isolatedCopy();
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result.host = host.isolatedCopy();
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result.port = port;
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return result;
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}
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bool operator==(const SecurityOriginData& a, const SecurityOriginData& b)
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{
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if (&a == &b)
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return true;
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return a.protocol == b.protocol
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&& a.host == b.host
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&& a.port == b.port;
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}
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} // namespace WebCore
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