/*
 * Copyright (C) 2012 Google 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#include <wtf/Forward.h>
#include <wtf/Noncopyable.h>

namespace WebCore {

class Frame;
class FrameLoaderClient;
class SecurityOrigin;

class MixedContentChecker {
    WTF_MAKE_NONCOPYABLE(MixedContentChecker);
public:
    enum class ContentType {
        Active,
        ActiveCanWarn,
    };

    MixedContentChecker(Frame&);

    enum class AlwaysDisplayInNonStrictMode {
        No,
        Yes,
    };

    bool canDisplayInsecureContent(SecurityOrigin&, ContentType, const URL&, AlwaysDisplayInNonStrictMode = AlwaysDisplayInNonStrictMode::No) const;
    bool canRunInsecureContent(SecurityOrigin&, const URL&) const;
    void checkFormForMixedContent(SecurityOrigin&, const URL&) const;
    static bool isMixedContent(SecurityOrigin&, const URL&);
    Optional<String> checkForMixedContentInFrameTree(const URL&);

private:
    // FIXME: This should probably have a separate client from FrameLoader.
    FrameLoaderClient& client() const;

    void logWarning(bool allowed, const String& action, const URL&) const;

    Frame& m_frame;
};

} // namespace WebCore
