#!/usr/bin/env php
<?php
# Lifter003: TEST
# Lifter007: TODO
/**
* kill_studip_user.php
*
*
*
*
* @author       André Noack <noack@data-quest.de>, Suchi & Berg GmbH <info@data-quest.de>
* @access       public
*/
// +---------------------------------------------------------------------------+
// This file is part of Stud.IP
// kill_studip_user.php
//
// Copyright (C) 2006 André Noack <noack@data-quest.de>,
// Suchi & Berg GmbH <info@data-quest.de>
// +---------------------------------------------------------------------------+
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or any later version.
// +---------------------------------------------------------------------------+
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
// +---------------------------------------------------------------------------+
define('SEND_MAIL_ON_DELETE', 1);
define('KILL_ADMINS' , 0);

require_once __DIR__ . '/studip_cli_env.inc.php';

if (SEND_MAIL_ON_DELETE && !($MAIL_LOCALHOST && $MAIL_HOST_NAME && $ABSOLUTE_URI_STUDIP)){
    trigger_error('To use this script you MUST set correct values for $MAIL_LOCALHOST, $MAIL_HOST_NAME and $ABSOLUTE_URI_STUDIP in local.inc!', E_USER_ERROR);
}

$argc = $_SERVER['argc'];
$argv = $_SERVER['argv'];

if (!$argv[1]){
    fwrite(STDOUT,'Usage: ' . basename(__FILE__) . ' [file][-] (use - to read from STDIN)' .chr(10));
    exit(0);
}
if ($argv[1] == '-'){
    $fo = STDIN;
} elseif (is_file($argv[1])){
    $fo = fopen($argv[1],'r');
} else {
    trigger_error("File not found: {$argv[1]}", E_USER_ERROR);
}

$list = '';
while (!feof($fo)) {
  $list .= fgets($fo, 1024);
}

$kill_list = preg_split("/[\s,;]+/", $list, -1, PREG_SPLIT_NO_EMPTY);
$kill_list = array_unique($kill_list);

$query = "SELECT * FROM auth_user_md5 WHERE username IN (?)";
$statement = DBManager::get()->prepare($query);
$statement->execute([$kill_list ?: '']);
while ($row = $statement->fetch(PDO::FETCH_ASSOC)) {
    $kill_user[$row['username']] = $row;
}
if (!is_array($kill_user)) {
    fwrite(STDOUT, 'No user from list found in database.' . chr(10));
    exit(0);
}

foreach($kill_user as $uname => $udetail){
    if (!KILL_ADMINS && ($udetail['perms'] == 'admin' || $udetail['perms'] == 'root')){
        fwrite(STDOUT, "user: $uname is '{$udetail['perms']}', NOT deleted". chr(10));
    } else {
        $umanager = new UserManagement($udetail['user_id']);
        //wenn keine Email gewünscht, Adresse aus den Daten löschen
        if (!SEND_MAIL_ON_DELETE) $umanager->user_data['auth_user_md5.Email'] = '';
        if ($umanager->deleteUser()){
            fwrite(STDOUT, "user: $uname successfully deleted:". chr(10)
            . parse_msg_to_clean_text($umanager->msg)
            . chr(10));
        } else {
            fwrite(STDOUT, "user: $uname NOT deleted:". chr(10)
            . parse_msg_to_clean_text($umanager->msg)
            . chr(10));
        }
    }
}
exit(1);