example_ldap.php

<?php
  // identificação do servidor, usuário e senha.
  $ldap_server = "ldap://nome ou ip do domain controler";
  $auth_user = "domínio\usuário";
  $auth_pass = "senha";

  // identificação da base que será acessada.
  $base_dn = "Ou=principal, dc=dominio, dc=com, dc=br";

  // conexão com o servidor.
  if (!($connect=@ldap_connect($ldap_server))) {
  die("Could not connect to ldap server");
  }

  // conexão autentica com o servidor.
  if (!($bind=@ldap_bind($connect, $auth_user, $auth_pass))) {
  die("Unable to bind to server");
  }

  $usuario = $_GET['user'];
  $filter = "(&(objectClass=user)(objectCategory=person)(cn=*))";
  if (!($search=@ldap_search($connect, $base_dn, '(|(samaccountname='.$usuario.'))'))) {
    die("Unable to search ldap server");
  }
  $number_returned = ldap_count_entries($connect, $search);

  echo '<pre>';
  var_dump($search);
  var_dump($number_returned);
  echo "-------------";

  if ($number_returned<="0"){
    $erro = 1;
    $base_dn = "Ou=Administradores, dc=piracanjuba, dc=com, dc=br";
    if (!($search=@ldap_search($connect, $base_dn, '(|(samaccountname='.$usuario.'))'))) ;
    $number_returned = ldap_count_entries($connect,$search);
  }

  $info = ldap_get_entries($connect, $search);

  var_dump($search);
  var_dump($number_returned);
  var_dump($info);
  echo "-------------";


  if($number_returned>0){
    for($i=0; $i<$info["count"]; $i++){
      $userad = $info[$i]["name"][0];
      $mailad = $info[$i]["mail"][0];
    }
  } else {
    $userad = "Usuário Não Cadastrado";
    $mailad = "";
    $usuario = "";
  }

  echo $userad."<br>";
  echo $mailad."<br>";
  echo $usuario."<br>";

  echo '</pre>';

  // ldap_close($connect);
?>