public int GetActiveUserCount()
{
int result = 0;
// Setting a filter so that the search we are about to do
// only searches for users that are enabled in active directory
UserPrincipalEx userPrincipal = new UserPrincipalEx(Context)
{
Enabled = true
};
PrincipalSearcher searcher = new PrincipalSearcher();
searcher.QueryFilter = userPrincipal;
((DirectorySearcher)searcher.GetUnderlyingSearcher()).PageSize = 500;
foreach(UserPrincipalEx principalResult in searcher.FindAll())
{
result++;
}
return result;
}
/// <summary>
/// Gets a list of all accounts that are active in the specified OU.
/// </summary>
/// <returns></returns>
public List<ADUser> GetAllActiveUsers()
{
List<ADUser> users = new List<ADUser>();
UserPrincipalEx userPrincipal = new UserPrincipalEx(Context)
{
Enabled = true
};
PrincipalSearcher searcher = new PrincipalSearcher();
searcher.QueryFilter = userPrincipal;
((DirectorySearcher)searcher.GetUnderlyingSearcher()).PageSize = 1000;
var searchResults = searcher.FindAll().ToList();
foreach(UserPrincipalEx user in searchResults)
{
users.Add(new ADUser()
{
UserName = user.SamAccountName,
FirstName = user.GivenName,
LastName = user.Surname,
Title = user.Title,
Email = user.EmailAddress,
Department = user.Department.Trim(),
Company = user.Company.Trim(),
// The WhenCreated field is stored as a generalized date string
// as such, we have to convert it to Local time to see the date/time
// that the account was created
WhenCreated = user.WhenCreated.ToLocalTime()
});
}
return users;
}
public List<ADUser> SearchForUsers(string searchString, string searchField)
{
// the wildcard character is the asterisks, therefore I will add
// one before and after the search string.
searchString = "*" + searchString + "*";
List<ADUser> users = new List<ADUser>();
UserPrincipalEx userPrincipal = new UserPrincipalEx(Context);
userPrincipal.Enabled = true;
switch(searchField)
{
case "department":
userPrincipal.Department = searchString;
break;
case "firstName":
userPrincipal.GivenName = searchString;
break;
case "lastName":
userPrincipal.Surname = searchString;
break;
case "title":
userPrincipal.Title = searchString;
break;
default:
break;
}
PrincipalSearcher searcher = new PrincipalSearcher();
searcher.QueryFilter = userPrincipal;
((DirectorySearcher)searcher.GetUnderlyingSearcher()).PageSize = 500;
foreach(UserPrincipalEx user in searcher.FindAll())
{
users.Add(new ADUser()
{
UserName = user.SamAccountName,
FirstName = user.GivenName,
LastName = user.Surname,
Department = user.Department,
Title = user.Title,
});
}
return users;
}
public void UpdateUser(ADUser user)
{
UserPrincipalEx currentADUser = new UserPrincipalEx(Context);
currentADUser.SamAccountName = user.UserName;
PrincipalSearcher searcher = new PrincipalSearcher(currentADUser);
UserPrincipalEx adUser = (UserPrincipalEx)searcher.FindOne();
if(adUser != null)
{
adUser.GivenName = user.FirstName;
adUser.Surname = user.LastName;
adUser.Title = user.Title;
adUser.DisplayName = user.DisplayName;
adUser.Department = user.Department;
adUser.Company = user.Company;
adUser.Info = user.Info;
adUser.Save();
}
}
public ADUser GetUserByUserName(string userName)
{
ADUser user = new ADUser();
UserPrincipalEx adUser = new UserPrincipalEx(Context);
adUser.SamAccountName = userName;
PrincipalSearcher searcher = new PrincipalSearcher();
searcher.QueryFilter = adUser;
UserPrincipalEx searchResult = (UserPrincipalEx)searcher.FindOne();
if(searchResult != null)
{
user.UserName = searchResult.SamAccountName;
user.FirstName = searchResult.GivenName;
user.LastName = searchResult.Surname;
user.PhoneNumber = searchResult.PhoneNumber;
user.Department = searchResult.Department.Trim();
user.Title = searchResult.Title;
user.Email = searchResult.EmailAddress;
user.Company = searchResult.Company.Trim();
user.DisplayName = searchResult.DisplayName;
user.GUID = searchResult.Guid.ToString();
user.Info = searchResult.Info;
user.LogonCount = searchResult.LogonCount;
}
return user;
}
