<?php
	/**************************************************************************\
	* Simple Groupware 0.724                                                   *
	* http://www.simple-groupware.de                                           *
	* Copyright (C) 2002-2011 by Thomas Bley                                   *
	* ------------------------------------------------------------------------ *
	*  This program is free software; you can redistribute it and/or           *
	*  modify it under the terms of the GNU General Public License Version 2   *
	*  as published by the Free Software Foundation; only version 2            *
	*  of the License, no 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       *
	*  Version 2 along with this program; if not, write to the Free Software   *
	*  Foundation, Inc., 59 Temple Place - Suite 330, Boston,                  *
	*  MA  02111-1307, USA.                                                    *
	\**************************************************************************/


error_reporting(E_ALL);
@set_time_limit(1800);
$argv = $_SERVER["argv"];

if (!function_exists("out")) {
  function out($str) {
	if (($pos = strpos($str,"<body"))) $str = substr($str,$pos);
	$str = preg_replace("|<[^>]+>|"," ",str_replace("<br>","\n",$str));
	$str = str_replace("\n ","\n",trim(preg_replace("| +|"," ",$str)," "));
	echo $str;
	if ($str!="" and $str[strlen($str)-1]!="\n") echo " ";
	@ob_flush();
	flush();
  }
}

echo "\n";
if (count($argv)<5) {
  echo "Usage:\n";
  echo "php -d register_argc_argv=1 -q update_unattended.php.txt <url> <admin-user> <admin-pw> <release> <no-backup>\n\n";
  echo "url = http://<your-server>/<your-sgs-dir>/bin/index.php
admin-user = super administrator username
admin-pw = super administrator password
release = e.g. 0.659 or latest
no-backup = 1=don't backup files, 0=backup files";
  exit(1);
}
$url = $argv[1];
$admin_user = $argv[2];
$admin_pass = $argv[3];
$release = $argv[4];
$nobackup = (int)@$argv[5];

out("Downloading update ...\n\n");
$url = dirname($url)."/updater.php?release={$release}&username={$admin_user}&password={$admin_pass}&nobackup={$nobackup}";
if (($fp = fopen($url,"r"))) {
  $data = "";
  while (!feof($fp)) $data .= fread($fp,8192);
  fclose($fp);
} else exit(1);

if (!strpos($data,"<finished>")) {
  echo "Error downloading update: ".$url."\n\n";
  if (($pos = strpos($data,"<body"))) $data = substr($data, $pos);
  echo strip_tags($data);
  exit(1);
}

out("Installing update ...\n\n");
$url = dirname($url)."/index.php";
if (($fp = fopen($url,"r"))) {
  $data = "";
  while (!feof($fp)) $data .= fread($fp,8192);
  fclose($fp);
} else exit(1);

if (($pos = strpos($data,"<error>"))) {
  $pos += 7;
  echo "Error running setup: ".$url."\n";
  echo substr($data,$pos,strpos($data,"</error>")-$pos);
  exit(1);
}

if (!strpos($data,"<finished>")) {
  echo "Error installing update: ".$url."\n\n";
  if (($pos = strpos($data,"<body"))) $data = substr($data, $pos);
  echo strip_tags($data);
  exit(1);
}

out("\n\nFinished.\n");