<?php

function aduserlookup ($UserName)
{
    include_once 'config.php';
    $ldapconn = ldap_connect("ldap://<IP>:389") or die("Could not connect to the ldap server");

    if($ldapconn) {
        $r = @ldap_bind($ldapconn, $ldapuser."@test.com", $ldappass);
        $sr=ldap_search($ldapconn, "OU=Employees,OU=Users,DC=test,DC=com",
"cn=" . $UserName);
        $info = ldap_get_entries($ldapconn, $sr);
        ldap_close($ldapconn);
        return $info;
    } else {
            echo "<h4>Unable to connect to LDAP server</h4>";
    }
}

$user = aduserlookup('test');
$directreports = $user[0]['directreports'];
echo '<pre>';
var_dump($directreports);
echo '</pre>';

foreach ($directreports as $key => $value)
{
        $directreports = substr($value, 0, strpos($value, ","));
        $directreports = strstr($directreports, '=');
        $directreports = str_replace('=', '', $directreports);
        $directreports1 = aduserlookup(''' . $directreports . ''');
        echo $directreports1 . "<br>";
}
?>

(manager:1.2.840.113556.1.4.1941:=CN=manager,OU=users,DC=willeke,DC=com)