* @website: http://technology.mattrude.com/2010/11/ldap-php-change-password-webpage/
*
*
* GNU GENERAL PUBLIC LICENSE
* Version 2, June 1991
*
* Copyright (C) 1989, 1991 Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* Everyone is permitted to copy and distribute verbatim copies
* of this license document, but changing it is not allowed.
*/
$message = array();
$message_css = "";
function changePassword($user,$oldPassword,$newPassword,$newPasswordCnf){
global $message;
global $message_css;
$server = "ldaps://ldap.immae.eu";
error_reporting(0);
$con = ldap_connect($server);
ldap_set_option($con, LDAP_OPT_PROTOCOL_VERSION, 3);
$user_dn = "uid=$user,ou=users,dc=immae,dc=eu";
if (ldap_bind($con, $user_dn, $oldPassword) === false) {
$user_dn = "uid=$user,ou=group_users,dc=immae,dc=eu";
if (ldap_bind($con, $user_dn, $oldPassword) === false) {
$message[] = "Error E101 - Current Username or Password is wrong.";
return false;
}
}
if ($newPassword != $newPasswordCnf ) {
$message[] = "Error E102 - Your New passwords do not match!";
return false;
}
if (strlen($newPassword) < 6 ) {
$message[] = "Error E103 - Your new password is too short. Your password must be at least 6 characters long.";
return false;
}
$salt = substr(str_shuffle(str_repeat('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789',4)),0,4);
$encoded_newPassword = "{SSHA}" . base64_encode(pack("H*", sha1($newPassword.$salt)).$salt);
$user_search = ldap_search($con,"dc=immae,dc=eu","(uid=$user)");
$auth_entry = ldap_first_entry($con, $user_search);
$mail_addresses = ldap_get_values($con, $auth_entry, "mail");
$given_names = ldap_get_values($con, $auth_entry, "givenName");
$mail_address = $mail_addresses[0];
$first_name = $given_names[0];
/* And Finally, Change the password */
$entry = array();
$entry["userPassword"] = "$encoded_newPassword";
if (ldap_modify($con,$user_dn,$entry) === false){
$error = ldap_error($con);
$errno = ldap_errno($con);
$message[] = "E201 - Your password cannot be changed, please contact the administrator.";
$message[] = "$errno - $error";
} else {
$message_css = "yes";
mail($mail_address,"Password change notice","Dear $first_name,
Your password on https://tools.immae.eu/ldap_password.php for account $user was just changed.
If you did not make this change, please contact me.
If you were the one who changed your password, you may disregard this message.
Thanks
--
Immae / Ismaël", "From: " . getenv("CONTACT_EMAIL"));
$message[] = "The password for $user has been changed. An informational email has been sent to $mail_address. Your new password is now fully active.";
}
}
?>
Password Change Page