/*
 * Copyright (C) 2011 Google, Inc. All rights reserved.
 * Copyright (C) 2016 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 GOOGLE INC. ``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
 * 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 "ContentSecurityPolicySourceListDirective.h"

#include "ContentSecurityPolicy.h"
#include "ContentSecurityPolicyDirectiveList.h"
#include <wtf/URL.h>

namespace WebCore {

ContentSecurityPolicySourceListDirective::ContentSecurityPolicySourceListDirective(const ContentSecurityPolicyDirectiveList& directiveList, const String& name, const String& value)
    : ContentSecurityPolicyDirective(directiveList, name, value)
    , m_sourceList(directiveList.policy(), name)
{
    m_sourceList.parse(value);
}

bool ContentSecurityPolicySourceListDirective::allows(const URL& url, bool didReceiveRedirectResponse, ShouldAllowEmptyURLIfSourceListIsNotNone shouldAllowEmptyURLIfSourceListEmpty)
{
    if (url.isEmpty())
        return shouldAllowEmptyURLIfSourceListEmpty == ShouldAllowEmptyURLIfSourceListIsNotNone::Yes && !m_sourceList.isNone();
    return m_sourceList.matches(url, didReceiveRedirectResponse);
}

bool ContentSecurityPolicySourceListDirective::allows(const String& nonce) const
{
    return m_sourceList.matches(nonce);
}

bool ContentSecurityPolicySourceListDirective::allows(const Vector<ContentSecurityPolicyHash>& hashes) const
{
    return m_sourceList.matches(hashes);
}

bool ContentSecurityPolicySourceListDirective::allowUnsafeHashes(const Vector<ContentSecurityPolicyHash>& hashes) const
{
    return m_sourceList.allowUnsafeHashes() && allows(hashes);
}

} // namespace WebCore