third_party/WebKit/Source/platform/mojo/KURLStructTraits.h

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef KURLStructTraits_h
#define KURLStructTraits_h

#include "platform/weborigin/KURL.h"
#include "url/mojo/url.mojom-blink.h"
#include "url/url_constants.h"
#include "wtf/text/WTFString.h"

namespace mojo {

template <>
struct StructTraits<url::mojom::blink::Url, ::blink::KURL> {
    static WTF::String url(const ::blink::KURL& blinkUrl)
    {
        if (!blinkUrl.isValid() || blinkUrl.getString().length() > url::kMaxURLChars) {
            return emptyString();
        }

        return blinkUrl.getString();
    }
    static bool Read(url::mojom::blink::UrlDataView data, ::blink::KURL* out)
    {
        WTF::String urlString;
        if (!data.ReadUrl(&urlString))
            return false;

        if (urlString.length() > url::kMaxURLChars)
            return false;

        *out = ::blink::KURL(::blink::KURL(), urlString);
        if (!urlString.isEmpty() && !out->isValid())
            return false;

        return true;
    }
};
}

#endif // KURLStructTraits_h