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/*
* Copyright (C) 2018 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 "DOMWindow.h"
#include "Document.h"
#include "HTTPParsers.h"
#include "SecurityOrigin.h"
#include <wtf/IsoMallocInlines.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(DOMWindow);
HashMap<GlobalWindowIdentifier, DOMWindow*>& DOMWindow::allWindows()
{
ASSERT(isMainThread());
static NeverDestroyed<HashMap<GlobalWindowIdentifier, DOMWindow*>> map;
return map;
}
DOMWindow::DOMWindow(GlobalWindowIdentifier&& identifier)
: m_identifier(WTFMove(identifier))
{
ASSERT(!allWindows().contains(m_identifier));
allWindows().add(m_identifier, this);
}
DOMWindow::~DOMWindow()
{
ASSERT(allWindows().contains(identifier()));
allWindows().remove(identifier());
}
ExceptionOr<RefPtr<SecurityOrigin>> DOMWindow::createTargetOriginForPostMessage(const String& targetOrigin, Document& sourceDocument)
{
RefPtr<SecurityOrigin> targetSecurityOrigin;
if (targetOrigin == "/"_s)
targetSecurityOrigin = &sourceDocument.securityOrigin();
else if (targetOrigin != "*"_s) {
targetSecurityOrigin = &SecurityOrigin::createFromString(targetOrigin).leakRef();
// It doesn't make sense target a postMessage at an opaque origin
// because there's no way to represent an opaque origin in a string.
if (targetSecurityOrigin->isOpaque())
return Exception { SyntaxError };
}
return targetSecurityOrigin;
}
} // namespace WebCore
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