//
// ExactUriStringQueryValue.cs
//
// Authors:
//   Andrés G. Aragoneses <knocte@gmail.com>
//
// Copyright (C) 2010-2011 Andrés G. Aragoneses
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System;

namespace Hyena.Query
{
    public class ExactUriStringQueryValue : ExactStringQueryValue
    {
        public override string ToSql (Operator op)
        {
            if (String.IsNullOrEmpty (value)) {
                return null;
            }

            string escaped_value = EscapeString (op, Uri.EscapeUriString (value.ToLower ()));
            if (op == StartsWith) {
                return "file://" + escaped_value;
            }
            return escaped_value;
         }
    }
}
