/**
* Look up the group by name.
* @param string $name the name of the group to locate
* @return Group_Definition
*/
public function lookup_group_by_name($name)
{
$result = @ldap_search(self::$_connection, self::$_params["group_domain"], "cn={$name}", explode(",", LDAP_GROUP_ATTRIBUTES));
$entry_id = ldap_first_entry(self::$_connection, $result);
if ($entry_id !== false) {
$cn_entry = ldap_get_values(self::$_connection, $entry_id, "cn");
$gid_number_entry = ldap_get_values(self::$_connection, $entry_id, "gidNumber");
if (in_array($cn_entry[0], self::$_params["groups"])) {
return new Ldap_Group($gid_number_entry[0], $cn_entry[0]);
}
}
if ($name == self::$_params["everybody_group"]) {
if (!self::$_everybody_group) {
self::$_everybody_group = new Ldap_Group(LDAP_EVERYBODY_ID, $name);
}
return self::$_everybody_group;
}
if ($name == self::$_params["registered_users_group"]) {
if (!self::$_registered_users_group) {
self::$_registered_users_group = new Ldap_Group(LDAP_REGISTERED_USERS_ID, $name);
}
return self::$_registered_users_group;
}
return null;
}
