/// <summary>
/// Finds the person context by searching in Active Directory
/// given the SMTP address.
/// </summary>
/// <param name="SMTPAddress">The SMTP address.</param>
/// <returns>PersonContext object or null if not found.</returns>
public PersonContext FindPersonContextBySMTPAddress(string SMTPAddress)
{
PersonContext context = null;
if (!string.IsNullOrWhiteSpace(SMTPAddress))
{
// Specify AdProperties as the properties to retrieve
// from Active Directory during the search.
this.Ds.PropertiesToLoad.Clear();
this.Ds.PropertiesToLoad.AddRange(AdProperties);
// Set the LDAP format filter string, since we're using LDAP as the
// service provider for Active Directory Domain Services.
this.Ds.Filter = "(&(proxyaddresses=smtp:" + SMTPAddress + ")(objectcategory=Person))";
// Execute search in Active Directory and
// get the first SearchResult object.
SearchResult result = this.Ds.FindOne();
// Create and initialize Person object from the
// SearchResult object.
Person person = this.PersonFromSearchResult(result);
if (person != null)
{
context = new PersonContext
{
Person = person,
Manager = null,
Directs = null
};
// Find this person's manager.
if (!string.IsNullOrWhiteSpace(context.Person.Manager))
{
context.Manager = FindPersonByDistinguishedName(context.Person.Manager);
}
// Find this person's directs.
if (context.Person.DirectsCount > 0)
{
context.Directs = new List<Person>(context.Person.DirectsCount);
foreach (string direct in context.Person.Directs)
{
context.Directs.Add(FindPersonByDistinguishedName(direct));
}
}
}
}
return context;
}