<?php

namespace SshModel;

function get_ssh_keys($id) {
    global $ini;

    $filter = "(&(uid=" . $id . ")(objectClass=ldapPublicKey))";
    $attributes = array("ldapPublicKey");

    $ldap_bind = bind_as_operator();
    if ($ldap_bind[0]) {
        $res = ldap_search($ldap_bind[1], $ini['basedn'], $filter, $attributes);
        $info = ldap_get_entries($ldap_bind[1], $res);
        if ($info["count"] > 0) {
            $keys = array();
            // if user has ssh keys
            if (isset($info[0]["sshpublickey"])) {
                for ($i = 0; $i < $info[0]["sshpublickey"]["count"]; $i++) {
                    $key = $info[0]["sshpublickey"][$i];
                    $key_name = array();
                    preg_match("/\S+@\S+/", $key, $key_name);
                    $keys[] = [$key_name[0] => $key];
                }
                return $keys;
            }
        }
    }
    return false;
}

function add_ssh_key($id, $new_key) {
    global $ini;

    $ldap_bind = bind_as_operator();

    if (!$ldap_bind[0]) {
        return false;
    }

    $dn = "uid=" . $id . "," . $ini['basedn'];
    $entry['sshPublicKey'] = $new_key;
    $res = @ldap_mod_add($ldap_bind[1], $dn, $entry);

    return $res;
}

function del_ssh_key($id, $key) {
    global $ini;

    $ldap_bind = bind_as_operator();

    if (!$ldap_bind[0]) {
        return false;
    }

    $dn = "uid=" . $id . "," . $ini['basedn'];
    $entry["sshPublicKey"] = $key;
    $res = @ldap_mod_del($ldap_bind[1], $dn, $entry);

    return $res;
}