/// <summary>
/// Converts SIP_Uri to valid SIP-URI string.
/// </summary>
/// <returns>Returns SIP-URI string.</returns>
public override string ToString()
{
// Syntax: sip:/sips: username@host *[;parameter] [?header *[&header]]
StringBuilder retVal = new StringBuilder();
if (IsSecure)
{
retVal.Append("sips:");
}
else
{
retVal.Append("sip:");
}
if (User != null)
{
retVal.Append(User + "@");
}
retVal.Append(Host);
if (Port > -1)
{
retVal.Append(":" + Port);
}
// Add URI parameters.
foreach (SIP_Parameter parameter in m_pParameters)
{
/*
* If value is token value is not quoted(quoted-string).
* If value contains `tspecials', value should be represented as quoted-string.
* If value is empty string, only parameter name is added.
*/
if (parameter.Value != null)
{
if (MIME_Reader.IsToken(parameter.Value))
{
retVal.Append(";" + parameter.Name + "=" + parameter.Value);
}
else
{
retVal.Append(";" + parameter.Name + "=" + TextUtils.QuoteString(parameter.Value));
}
}
else
{
retVal.Append(";" + parameter.Name);
}
}
if (Header != null)
{
retVal.Append("?" + Header);
}
return(retVal.ToString());
}
/// <summary>
/// Gets if the specified value is "token".
/// </summary>
/// <param name="value">Value to check.</param>
/// <returns>Returns true if specified valu is token, otherwise false.</returns>
/// <exception cref="ArgumentNullException">Is raised when <b>value</b> is null reference.</exception>
public static bool IsToken(string value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
return(MIME_Reader.IsToken(value));
}
