/// <summary>
/// Converts a <see cref="Contact"/> from its secure string representation
/// into a live object.
/// </summary>
/// <typeparam name="TContact">Effective type of contact class.</typeparam>
/// <typeparam name="TParser">Parser to decode contact string representation.</typeparam>
/// <param name="content">Contact safe string representation.</param>
/// <returns>A new <see cref="Contact"/> filled with information from specified string.</returns>
/// <exception cref="InvalidOperationException">
/// Always for public builds. this method requires <code>PRIVATE_BUILD</code>
/// because to decrypt contact private key is required.
/// </exception>
/// <exception cref="LicenseException">
/// <paramref name="content"/> does not contain a valid contact (it may be empty,
/// corrupted or of an unknown format).
/// </exception>
/// <exception cref="ArgumentNullException">
/// <paramref name="content"/> is <see langword="null"/>.
/// </exception>
/// <remarks>
/// When using custom <code>Contact</code> classes you should also
/// provide your own <see cref="IContactTextConverter"/> parser implementation
/// otherwise extra properties will not be deserialized. If you do not have
/// a custom implementation you should alwasy use non generic <see cref="FromString"/>
/// overloaded version.
/// <br/><strong>This function is available only on <em>private builds</em></strong>
/// with access to encryptor private key.
/// </remarks>
public static TContact FromString <TContact, TParser>(string content)
where TContact : Contact, new()
where TParser : IContactTextConverter <TContact>, new()
{
if (content == null)
{
throw new ArgumentNullException("content");
}
return(new TParser().Parse(ServerSecureCommunication.DecodeMessageFromClient(content)));
}
/// <summary>
/// Convert license to a string.
/// </summary>
/// <typeparam name="TLicense">Type of the license.</typeparam>
/// <typeparam name="TConverter">Converter used to transform the license into text.</typeparam>
/// <param name="license">License to be converted.</param>
/// <returns>A string with the full content of the given license.</returns>
public static string ToString <TLicense, TConverter>(TLicense license)
where TLicense : License
where TConverter : ILicenseTextConverter <TLicense>, new()
{
return(ServerSecureCommunication.EncodeMessageFromServer(new TConverter().ToString(license)));
}