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egroupware/setup/inc/class.setup_cmd.inc.php

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<?php
/**
* eGgroupWare setup - abstract baseclass for all setup commands, extending admin_cmd
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @package setup
* @copyright (c) 2007-16 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
use EGroupware\Api;
use EGroupware\Api\Egw;
/**
* setup command: abstract baseclass for all setup commands, extending admin_cmd
*/
abstract class setup_cmd extends admin_cmd
{
/**
* Defaults set for empty options while running the command
*
* @var array
*/
public $set_defaults = array();
/**
* Should be called by every command usually requiring header admin rights
*
* @throws Api\Exception\NoPermission(lang('Wrong credentials to access the header.inc.php file!'),2);
*/
protected function _check_header_access()
{
if (!$this->header_secret && $this->header_admin_user) // no secret specified but header_admin_user/password
{
if (!$this->uid) $this->uid = true;
$this->set_header_secret($this->header_admin_user,$this->header_admin_password);
}
$secret = $this->_calc_header_secret($GLOBALS['egw_info']['server']['header_admin_user'],
$GLOBALS['egw_info']['server']['header_admin_password']);
if ($this->uid === true) unset($this->uid);
if ($this->header_secret != $secret)
{
//echo "_check_header_access: header_secret='$this->header_secret' != '$secret'=_calc_header_secret({$GLOBALS['egw_info']['server']['header_admin_user']},{$GLOBALS['egw_info']['server']['header_admin_password']})\n";
throw new Api\Exception\NoPermission(lang('Wrong credentials to access the header.inc.php file!'),5);
}
}
/**
* Set the user and pw required for any operation on the header file
*
* @param string $user
* @param string $pw password or md5 hash of it
*/
public function set_header_secret($user,$pw)
{
if ($this->uid || parent::save(false)) // we need to save first, to get the uid
{
$this->header_secret = $this->_calc_header_secret($user,$pw);
}
else
{
throw new Exception ('failed to set header_secret!');
}
}
/**
* Calculate the header_secret used to access the header from this command
*
* It's an md5 over the uid, header-admin-user and -password.
*
* @param string $header_admin_user
* @param string $header_admin_password
* @return string
*/
private function _calc_header_secret($header_admin_user=null,$header_admin_password=null)
{
if (!self::is_md5($header_admin_password)) $header_admin_password = md5($header_admin_password);
$secret = md5($this->uid.$header_admin_user.$header_admin_password);
//echo "header_secret='$secret' = md5('$this->uid'.'$header_admin_user'.'$header_admin_password')\n";
return $secret;
}
/**
* Saving the object to the database, reimplemented to not do it in setup context
*
* @param boolean $set_modifier =true set the current user as modifier or 0 (= run by the system)
* @return boolean true on success, false otherwise
*/
function save($set_modifier=true)
{
if (isset($GLOBALS['egw']->db) && is_object($GLOBALS['egw']->db) && $GLOBALS['egw']->db->Database)
{
return parent::save($set_modifier);
}
return true;
}
/**
* Reference to the setup object, after calling check_setup_auth method
*
* @var setup
*/
static protected $egw_setup;
static private $egw_accounts_backup;
/**
* Create the setup enviroment (for running within setup or EGw)
*/
static protected function _setup_enviroment($domain=null)
{
if (!is_object($GLOBALS['egw_setup']))
{
require_once(EGW_INCLUDE_ROOT.'/setup/inc/class.setup.inc.php');
$GLOBALS['egw_setup'] = new setup(true,true);
}
self::$egw_setup = $GLOBALS['egw_setup'];
self::$egw_setup->ConfigDomain = $domain;
if (isset($GLOBALS['egw_info']['server']['header_admin_user']) && !isset($GLOBALS['egw_domain']) &&
is_object($GLOBALS['egw']) && $GLOBALS['egw'] instanceof Egw)
{
// we run inside EGw, not setup --> read egw_domain array from the header via the showheader cmd
$cmd = new setup_cmd_showheader(null); // null = only header, no db stuff, no hashes
$header = $cmd->run();
$GLOBALS['egw_domain'] = $header['egw_domain'];
if (is_object($GLOBALS['egw']->accounts) && is_null(self::$egw_accounts_backup))
{
self::$egw_accounts_backup = $GLOBALS['egw']->accounts;
unset($GLOBALS['egw']->accounts);
}
if ($this->config) self::$egw_setup->setup_account_object($this->config);
}
if (is_object($GLOBALS['egw']->db) && $domain)
{
$GLOBALS['egw']->db->disconnect();
$GLOBALS['egw']->db = new Api\Db($GLOBALS['egw_domain'][$domain]);
// change caching to managed instance
Api\Cache::unset_instance_key();
}
}
/**
* Restore EGw's db connection
*
*/
static function restore_db()
{
if (is_object($GLOBALS['egw']->db))
{
$GLOBALS['egw']->db->disconnect();
$GLOBALS['egw']->db = new Api\Db($GLOBALS['egw_info']['server']);
// change caching back to own instance
Api\Cache::unset_instance_key();
if (!is_null(self::$egw_accounts_backup))
{
$GLOBALS['egw']->accounts = self::$egw_accounts_backup;
Api\Accounts::cache_invalidate();
unset(self::$egw_accounts_backup);
}
}
}
/**
* Creates a setup like enviroment and checks for the header user/pw or config_user/pw if domain given
*
* @param string $user
* @param string $pw
* @param string $domain =null if given we also check agains config user/pw
* @throws Api\Exception\NoPermission(lang('Access denied: wrong username or password for manage-header !!!'),21);
* @throws Api\Exception\NoPermission(lang("Access denied: wrong username or password to configure the domain '%1(%2)' !!!",$domain,$GLOBALS['egw_domain'][$domain]['db_type']),40);
*/
static function check_setup_auth($user,$pw,$domain=null)
{
self::_setup_enviroment($domain);
// check the authentication if a header_admin_password is set, if not we dont have a header yet and no authentication
if ($GLOBALS['egw_info']['server']['header_admin_password']) // if that's not given we dont have a header yet
{
if (!self::$egw_setup->check_auth($user,$pw,$GLOBALS['egw_info']['server']['header_admin_user'],
$GLOBALS['egw_info']['server']['header_admin_password']) &&
(is_null($domain) || !isset($GLOBALS['egw_domain'][$domain]) || // if valid domain given check it's config user/pw
!self::$egw_setup->check_auth($user,$pw,$GLOBALS['egw_domain'][$domain]['config_user'],
$GLOBALS['egw_domain'][$domain]['config_passwd'])))
{
if (is_null($domain))
{
throw new Api\Exception\NoPermission(lang('Access denied: wrong username or password for manage-header !!!'),21);
}
else
{
throw new Api\Exception\NoPermission(lang("Access denied: wrong username or password to configure the domain '%1(%2)' !!!",$domain,$GLOBALS['egw_domain'][$domain]['db_type']),40);
}
}
}
}
/**
* Applications which are currently not installed (set after call to check_installed, for the last/only domain only)
*
* @var array
*/
static public $apps_to_install=array();
/**
* Applications which are currently need update (set after call to check_installed, for the last/only domain only)
*
* @var array
*/
static public $apps_to_upgrade=array();
/**
* Check if EGw is installed, which versions and if an update is needed
*
* Sets self::$apps_to_update and self::$apps_to_install for the last/only domain only!
*
* @param string $domain ='' domain to check, default '' = all
* @param int/array $stop =0 stop checks before given exit-code(s), default 0 = all checks
* @param boolean $verbose =false echo messages as they happen, instead returning them
* @return array with translated messages
*/
static function check_installed($domain='',$stop=0,$verbose=false)
{
self::_setup_enviroment($domain);
global $setup_info;
static $header_checks=true; // output the header checks only once
$messages = array();
if ($stop && !is_array($stop)) $stop = array($stop);
$versions =& $GLOBALS['egw_info']['server']['versions'];
if (!$versions['api'])
{
if (!include(EGW_INCLUDE_ROOT.'/api/setup/setup.inc.php'))
{
throw new Api\Exception\WrongUserinput(lang("EGroupware sources in '%1' are not complete, file '%2' missing !!!",realpath('..'),'api/setup/setup.inc.php'),99); // should not happen ;-)
}
$versions['api'] = $setup_info['api']['version'];
unset($setup_info);
}
if ($header_checks)
{
$messages[] = self::_echo_message($verbose,lang('EGroupware API version %1 found.',$versions['api']));
}
$header_stage = self::$egw_setup->detection->check_header();
if ($stop && in_array($header_stage,$stop)) return true;
switch ($header_stage)
{
case 1: throw new Api\Exception\WrongUserinput(lang('EGroupware configuration file (header.inc.php) does NOT exist.')."\n".lang('Use --create-header to create the configuration file (--usage gives more options).'),1);
// case 2: throw new Api\Exception\WrongUserinput(lang('EGroupware configuration file (header.inc.php) version %1 exists%2',$versions['header'],'.')."\n".lang('No header admin password set! Use --edit-header <password>[,<user>] to set one (--usage gives more options).'),2);
case 3: throw new Api\Exception\WrongUserinput(lang('EGroupware configuration file (header.inc.php) version %1 exists%2',$versions['header'],'.')."\n".lang('No EGroupware domains / database instances exist! Use --edit-header --domain to add one (--usage gives more options).'),3);
case 4: throw new Api\Exception\WrongUserinput(lang('EGroupware configuration file (header.inc.php) version %1 exists%2',$versions['header'],'.')."\n".lang('It needs upgrading to version %1! Use --update-header <password>[,<user>] to do so (--usage gives more options).',$versions['current_header']),4);
}
if ($header_checks)
{
$messages[] = self::_echo_message($verbose,lang('EGroupware configuration file (header.inc.php) version %1 exists%2',
$versions['header'],' '.lang('and is up to date')));
}
unset($header_checks); // no further output of the header checks
$domains = $GLOBALS['egw_domain'];
if ($domain) // domain to check given
{
if (!isset($GLOBALS['egw_domain'][$domain])) throw new Api\Exception\WrongUserinput(lang("Domain '%1' does NOT exist !!!",$domain), 92);
$domains = array($domain => $GLOBALS['egw_domain'][$domain]);
}
foreach($domains as $domain => $data)
{
self::$egw_setup->ConfigDomain = $domain; // set the domain the setup class operates on
if (count($GLOBALS['egw_domain']) > 1)
{
self::_echo_message($verbose);
$messages[] = self::_echo_message($verbose,lang('EGroupware domain/instance %1(%2):',$domain,$data['db_type']));
}
$setup_info = self::$egw_setup->detection->get_versions();
// check if there's already a db-connection and close if, otherwise the db-connection of the previous domain will be used
if (is_object(self::$egw_setup->db))
{
self::$egw_setup->db->disconnect();
}
self::$egw_setup->loaddb();
$db = $data['db_type'].'://'.$data['db_user'].':'.$data['db_pass'].'@'.$data['db_host'].'/'.$data['db_name'];
$db_stage =& $GLOBALS['egw_info']['setup']['stage']['db'];
if (($db_stage = self::$egw_setup->detection->check_db($setup_info)) != 1)
{
$setup_info = self::$egw_setup->detection->get_db_versions($setup_info);
$db_stage = self::$egw_setup->detection->check_db($setup_info);
}
if ($stop && in_array(10+$db_stage,$stop))
{
return $messages;
}
switch($db_stage)
{
case 1: throw new Api\Exception\WrongUserinput(lang('Your Database is not working!')." $db: ".self::$egw_setup->db->Error,11);
case 3: throw new Api\Exception\WrongUserinput(lang('Your database is working, but you dont have any applications installed')." ($db). ".lang("Use --install to install EGroupware."),13);
case 4: throw new Api\Exception\WrongUserinput(lang('EGroupware API needs a database (schema) update from version %1 to %2!',$setup_info['api']['currentver'],$versions['api']).' '.lang('Use --update to do so.'),14);
case 10: // also check apps of updates
self::$apps_to_upgrade = self::$apps_to_install = array();
foreach($setup_info as $app => $data)
{
if ($data['currentver'] && $data['version'] && $data['version'] != 'deleted' && $data['version'] != $data['currentver'])
{
self::$apps_to_upgrade[] = $app;
}
if (!isset($data['enabled']) && isset($data['version'])) // jdots eg. is no app, but a template
{
self::$apps_to_install[] = $app;
}
}
// add autodeinstall apps
self::$apps_to_upgrade = array_unique(array_merge(self::$apps_to_upgrade, self::check_autodeinstall()));
if (self::$apps_to_install)
{
self::_echo_message($verbose);
$messages[] = self::_echo_message($verbose,lang('The following applications are NOT installed:').' '.implode(', ',self::$apps_to_install));
}
if (self::$apps_to_upgrade)
{
$db_stage = 4;
if ($stop && in_array(10+$db_stage,$stop)) return $messages;
throw new Api\Exception\WrongUserinput(lang('The following applications need to be upgraded:').' '.implode(', ',self::$apps_to_upgrade).'! '.lang('Use --update to do so.'),14);
}
break;
}
$messages[] = self::_echo_message($verbose,lang("database is version %1 and up to date.",$setup_info['api']['currentver']));
self::$egw_setup->detection->check_config();
if ($GLOBALS['egw_info']['setup']['config_errors'] && $stop && !in_array(15,$stop))
{
throw new Api\Exception\WrongUserinput(lang('You need to configure EGroupware:')."\n- ".@implode("\n- ",$GLOBALS['egw_info']['setup']['config_errors']),15);
}
}
return $messages;
}
/**
* Check if there are apps which should be autoinstalled
*
* @return array with app-names
*/
static function check_autoinstall()
{
$ret = array_filter(self::$apps_to_install, function($app)
{
global $setup_info;
return $setup_info[$app]['autoinstall'];
});
//error_log(__METHOD__."() apps_to_install=".array2string(self::$apps_to_install).' returning '.array2string($ret));
return $ret;
}
/**
* Check if app should be automatically deinstalled
*
* @return array with app-names to automatic deinstall
*/
static function check_autodeinstall()
{
global $setup_info;
$ret = array_values(array_filter(array_keys($setup_info), function($app)
{
global $setup_info;
if (empty($setup_info[$app]['autodeinstall']))
{
return false;
}
$autodeinstall = $setup_info[$app]['autodeinstall'];
if (!is_bool($autodeinstall))
{
try {
$autodeinstall = (bool)$GLOBALS['egw_setup']->db->query($autodeinstall, __LINE__, __FILE__)->fetchColumn();
}
catch (\Exception $e) {
_egw_log_exception($e);
$autodeinstall = false;
}
}
return $autodeinstall;
}));
//error_log(__METHOD__."() apps=".json_encode(array_keys($setup_info)).' returning '.json_encode($ret));
return $ret;
}
/**
* Echo the given message, if $verbose
*
* @param boolean $verbose
* @param string $msg
* @return string $msg
*/
static function _echo_message($verbose,$msg='')
{
if ($verbose) echo $msg."\n";
return $msg;
}
}
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