/// <summary>
/// Constructor for creating an echo or non-positional channel.
/// </summary>
/// <param name="issuer">The issuer that is responsible for authorizing access to this channel</param>
/// <param name="name">The name of the channel</param>
/// <param name="domain">The Vivox domain that hosts this channel</param>
/// <param name="type">The channel type</param>
/// /// <param name="properties">3D positional channel properties.</param>
public ChannelId(string issuer, string name, string domain, ChannelType type = ChannelType.NonPositional, Channel3DProperties properties = null)
{
if (string.IsNullOrEmpty(issuer))
{
throw new ArgumentNullException(nameof(issuer));
}
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException(nameof(name));
}
if (string.IsNullOrEmpty(domain))
{
throw new ArgumentNullException(nameof(domain));
}
if (!Enum.IsDefined(typeof(ChannelType), type))
{
throw new ArgumentOutOfRangeException(type.ToString());
}
if (properties == null)
{
_properties = new Channel3DProperties();
}
else if (type == ChannelType.Positional && !properties.IsValid())
{
throw new ArgumentException("", nameof(properties));
}
else
{
_properties = properties;
}
if (!IsValidName(name))
{
throw new ArgumentException($"{GetType().Name}: Argument contains one, or more, invalid characters, or the length of the name exceeds 200 characters.", nameof(name));
}
_issuer = issuer;
_name = name;
_domain = domain;
_type = type;
}
public ChannelId(string uri)
{
if (string.IsNullOrEmpty(uri))
{
return;
}
Regex regex = new Regex(@"sip:confctl-(e|g|d)-([^.]+).([^!|@]+)(?:!p-([^@]+))?@([^@]+)");
var matches = regex.Matches(uri);
if (matches == null || matches.Count != 1 || matches[0].Groups.Count != 6)
{
throw new ArgumentException($"'{uri}' is not a valid URI");
}
var type = matches[0].Groups[1].Value;
switch (type)
{
case "g":
_type = ChannelType.NonPositional;
break;
case "e":
_type = ChannelType.Echo;
break;
case "d":
_type = ChannelType.Positional;
break;
default:
throw new ArgumentException($"{GetType().Name}: {uri} is not a valid URI");
}
_issuer = matches[0].Groups[2].Value;
_name = matches[0].Groups[3].Value;
if (_type == ChannelType.Positional)
{
_properties = new Channel3DProperties(matches[0].Groups[4].Value);
}
_domain = matches[0].Groups[5].Value;
}
