* @author Miles Lott * @author Ralf Becker * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License * @version $Id$ */ /** * Class detecting the current installation status of EGroupware */ class setup_detection { /** * Get available application versions and data from filesystem * * @return array $setup_info */ function get_versions() { $setup_info = array(); $d = dir(EGW_SERVER_ROOT); while($entry=$d->read()) { if($entry != ".." && $entry != 'setup' && is_dir(EGW_SERVER_ROOT . '/' . $entry)) { $f = EGW_SERVER_ROOT . '/' . $entry . '/setup/setup.inc.php'; if (@file_exists ($f)) { include($f); $setup_info[$entry]['filename'] = $f; } } } $d->close(); // _debug_array($setup_info); @ksort($setup_info); return $setup_info; } /** * Get versions of installed applications from database * * @param array $setup_info * @return array $setup_info */ function get_db_versions($setup_info=null) { try { // catch DB errors $GLOBALS['egw_setup']->set_table_names(); if($GLOBALS['egw_setup']->table_exist(array($GLOBALS['egw_setup']->applications_table),true)) { /* one of these tables exists. checking for post/pre beta version */ if($GLOBALS['egw_setup']->applications_table != 'applications') { $GLOBALS['egw_setup']->db->select($GLOBALS['egw_setup']->applications_table,'*',false,__LINE__,__FILE__); while(@$GLOBALS['egw_setup']->db->next_record()) { $app = $GLOBALS['egw_setup']->db->f('app_name'); if (!isset($setup_info[$app])) // app source no longer there { $setup_info[$app] = array( 'name' => $app, 'tables' => $GLOBALS['egw_setup']->db->f('app_tables'), 'version' => 'deleted', ); } $setup_info[$app]['currentver'] = $GLOBALS['egw_setup']->db->f('app_version'); $setup_info[$app]['enabled'] = $GLOBALS['egw_setup']->db->f('app_enabled'); } /* This is to catch old setup installs that did not have phpgwapi listed as an app */ $tmp = @$setup_info['phpgwapi']['version']; /* save the file version */ if(!@$setup_info['phpgwapi']['currentver']) { $setup_info['phpgwapi']['currentver'] = $setup_info['admin']['currentver']; $setup_info['phpgwapi']['version'] = $setup_info['admin']['currentver']; $setup_info['phpgwapi']['enabled'] = $setup_info['admin']['enabled']; // _debug_array($setup_info['phpgwapi']);exit; // There seems to be a problem here. If ['phpgwapi']['currentver'] is set, // The GLOBALS never gets set. $GLOBALS['setup_info'] = $setup_info; $GLOBALS['egw_setup']->register_app('phpgwapi'); } else { $GLOBALS['setup_info'] = $setup_info; } $setup_info['phpgwapi']['version'] = $tmp; /* restore the file version */ } else { $GLOBALS['egw_setup']->db->query('select * from applications'); while(@$GLOBALS['egw_setup']->db->next_record()) { if($GLOBALS['egw_setup']->db->f('app_name') == 'admin') { $setup_info['phpgwapi']['currentver'] = $GLOBALS['egw_setup']->db->f('app_version'); } $setup_info[$GLOBALS['egw_setup']->db->f('app_name')]['currentver'] = $GLOBALS['egw_setup']->db->f('app_version'); } } } } catch (egw_exception_db $e) { unset($e); // ignore db errors } // _debug_array($setup_info); return $setup_info; } /** * Compare versions from filesystem and database and set status: * U Upgrade required/available * R upgrade in pRogress * C upgrade Completed successfully * D Dependency failure * P Post-install dependency failure * F upgrade Failed * V Version mismatch at end of upgrade (Not used, proposed only) * M Missing files at start of upgrade (Not used, proposed only) */ function compare_versions($setup_info,$try_downgrade=false) { foreach($setup_info as $key => $value) { //echo '
'.$value['name'].'STATUS: '.$value['status']; /* Only set this if it has not already failed to upgrade - Milosch */ if(!( (@$value['status'] == 'F') || (@$value['status'] == 'C') )) { //if ($setup_info[$key]['currentver'] > $setup_info[$key]['version']) if(!$try_downgrade && $GLOBALS['egw_setup']->amorethanb($value['currentver'],@$value['version']) || $value['version'] == 'deleted') { $setup_info[$key]['status'] = 'V'; } elseif(@$value['currentver'] == @$value['version']) { $setup_info[$key]['status'] = 'C'; } elseif($GLOBALS['egw_setup']->alessthanb(@$value['currentver'],@$value['version'])) { $setup_info[$key]['status'] = 'U'; } else { $setup_info[$key]['status'] = 'U'; } } } // _debug_array($setup_info); return $setup_info; } function check_depends($setup_info) { /* Run the list of apps */ foreach($setup_info as $key => $value) { /* Does this app have any depends */ if(isset($value['depends'])) { /* If so find out which apps it depends on */ foreach($value['depends'] as $depkey => $depvalue) { /* I set this to False until we find a compatible version of this app */ $setup_info['depends'][$depkey]['status'] = False; /* Now we loop thru the versions looking for a compatible version */ foreach($depvalue['versions'] as $depsvalue) { $currentver = $setup_info[$depvalue['appname']]['currentver']; if ($depvalue['appname'] == 'phpgwapi' && substr($currentver,0,6) == '0.9.99') { $currentver = '0.9.14.508'; } $major = $GLOBALS['egw_setup']->get_major($currentver); if ($major >= $depsvalue || $major == $depsvalue && substr($major,0,strlen($depsvalue)+1) == $depsvalue.'.') { $setup_info['depends'][$depkey]['status'] = True; } else // check if majors are equal and minors greater or equal { $major_depsvalue = $GLOBALS['egw_setup']->get_major($depsvalue); $tmp = explode('.',$depsvalue); $minor_depsvalue = array_pop($tmp); $tmp2 = explode('.',$currentver); $minor = array_pop($tmp2); if ($major == $major_depsvalue && $minor <= $minor_depsvalue) { $setup_info['depends'][$depkey]['status'] = True; } } //echo "

app=$key depends on $depvalue[appname](".implode(',',$depvalue['versions']).") current=$currentver, major=$major, depsvalue=$depsvalue, major_depsvalue=$major_depsvalue, minor_depsvalue=$minor_depsvalue, minor=$minor ==> ".(int)$setup_info['depends'][$depkey]['status']."

\n"; } } /* Finally, we loop through the dependencies again to look for apps that still have a failure status If we find one, we set the apps overall status as a dependency failure. */ foreach($value['depends'] as $depkey => $depvalue) { if ($setup_info['depends'][$depkey]['status'] == False) { /* Only set this if it has not already failed to upgrade - Milosch */ if($setup_info[$key]['status'] != 'F')//&& $setup_info[$key]['status'] != 'C') { /* Added check for status U - uninstalled apps carry this flag (upgrade from nothing == install). * This should fix apps showing post-install dep failure when they are not yet installed. */ if($setup_info[$key]['status'] == 'C' || $setup_info[$key]['status'] == 'U') { $setup_info[$key]['status'] = 'D'; } else { $setup_info[$key]['status'] = 'P'; } } } } } } return $setup_info; } /** * Called during the mass upgrade routine (Stage 1) to check for apps * that wish to be excluded from this process. */ function upgrade_exclude($setup_info) { foreach($setup_info as $key => $value) { if(isset($value['no_mass_update'])) { unset($setup_info[$key]); } } return $setup_info; } /** * Check if header exists and is up to date * * @return int 1=no header.inc.php, 2=no header admin pw, 3=no instances, 4=need upgrade, 10=ok */ function check_header() { if(!file_exists(EGW_SERVER_ROOT.'/header.inc.php') || filesize(EGW_SERVER_ROOT.'/header.inc.php') < 200) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One'; return '1'; } else { if(!@isset($GLOBALS['egw_info']['server']['header_admin_password'])) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (No header admin password set)'; return '2'; } elseif(!@isset($GLOBALS['egw_domain'])) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (Add domains to your header.inc.php)'; return '3'; } elseif(@$GLOBALS['egw_info']['server']['versions']['header'] != @$GLOBALS['egw_info']['server']['versions']['current_header']) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (Upgrade your header.inc.php)'; return '4'; } } /* header.inc.php part settled. Moving to authentication */ $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage One (Completed)'; return '10'; } /** * Check if database exists * * @param array $setup_info =null default use $GLOBALS['setup_info'] * @return int 1=no database, 3=empty, 4=need upgrade, 10=complete */ function check_db($setup_info=null) { if (!$setup_info) $setup_info = $GLOBALS['setup_info']; try { // catch DB errors if (!$GLOBALS['egw_setup']->db->Link_ID) { $old = error_reporting(); error_reporting($old & ~E_WARNING); // no warnings $GLOBALS['egw_setup']->db->connect(); error_reporting($old); $GLOBALS['egw_setup']->set_table_names(); } } catch(egw_exception_db $e) { // ignore error } if (!$GLOBALS['egw_setup']->db->Link_ID || !$GLOBALS['egw_setup']->db->Link_ID->_connectionID) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Create Database)'; return 1; } if(!isset($setup_info['phpgwapi']['currentver'])) { $setup_info = $this->get_db_versions($setup_info); } //_debug_array($setup_info); if (isset($setup_info['phpgwapi']['currentver'])) { if(@$setup_info['phpgwapi']['currentver'] == @$setup_info['phpgwapi']['version']) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Tables Complete)'; return 10; } else { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Tables need upgrading)'; return 4; } } else { /* no tables, so checking if we can create them */ try { $GLOBALS['egw_setup']->db->query('CREATE TABLE egw_testrights ( testfield varchar(5) NOT NULL )'); $GLOBALS['egw_setup']->db->query('DROP TABLE egw_testrights'); $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 3 (Install Applications)'; return 3; } catch (egw_exception_db $e) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 1 (Create Database)'; return 1; } } } /** * Check if eGW configuration exists * * @return int 1 = Needs config, ..., 10 = Config Ok */ function check_config() { if(@$GLOBALS['egw_info']['setup']['stage']['db'] != 10) { return ''; } try { // catch db errors $GLOBALS['egw_setup']->db->select($GLOBALS['egw_setup']->config_table,'config_name,config_value',array('config_app' => 'phpgwapi'),__LINE__,__FILE__); while($GLOBALS['egw_setup']->db->next_record()) { $config[$GLOBALS['egw_setup']->db->f(0)] = $GLOBALS['egw_setup']->db->f(1); } } catch (egw_exception_db $e) { unset($e); // ignore db errors } $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 2 (Needs Configuration)'; if(!count($config)) { return 1; } $config_errors =& $GLOBALS['egw_info']['setup']['config_errors']; $GLOBALS['egw_info']['setup']['config_errors'] = array(); $error_msg = null; if (!$this->check_dir($config['temp_dir'],$error_msg)) { $config_errors[] = lang("Your temporary directory '%1' %2",$config['temp_dir'],$error_msg); } if ((!isset($config['file_repository']) || $config['file_repository'] == 'sql') && (!isset($config['file_store_contents']) || $config['file_store_contents'] == 'filesystem') && !$this->check_dir($config['files_dir'],$error_msg,true)) { $config_errors[] = lang("Your files directory '%1' %2",$config['files_dir'],$error_msg); } // set and create the default backup_dir if (@is_writeable($config['files_dir']) && !$config['backup_dir'] && $config['file_store_contents'] == 'filesystem') { $config['backup_dir'] = $config['files_dir'].'/db_backup'; if (!is_dir($config['backup_dir']) && mkdir($config['backup_dir'])) { $GLOBALS['egw_setup']->db->insert($GLOBALS['egw_setup']->config_table,array( 'config_value' => $config['backup_dir'], ),array( 'config_app' => 'phpgwapi', 'config_name' => 'backup_dir', ),__LINE__,__FILE__); } } if (isset($config['backup_mincount'])) { $GLOBALS['egw_setup']->db->insert($GLOBALS['egw_setup']->config_table,array( 'config_value' => $config['backup_mincount'], ),array( 'config_app' => 'phpgwapi', 'config_name' => 'backup_mincount', ),__LINE__,__FILE__); } if (isset($config['backup_files'])) { $GLOBALS['egw_setup']->db->insert($GLOBALS['egw_setup']->config_table,array( 'config_value' => (int)$config['backup_files'], ),array( 'config_app' => 'phpgwapi', 'config_name' => 'backup_files', ),__LINE__,__FILE__); } if (!$this->check_dir($config['backup_dir'],$error_msg,true)) { $config_errors[] = lang("Your backup directory '%1' %2",$config['backup_dir'],$error_msg); } if ($config_errors) { return 2; } $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 2 (Configuration OK)'; return 10; } function check_lang($check = True) { if($check && $GLOBALS['egw_info']['setup']['stage']['db'] != 10) { return ''; } if (!$check) { $GLOBALS['setup_info'] = $GLOBALS['egw_setup']->detection->get_db_versions($GLOBALS['setup_info']); } try { $GLOBALS['egw_setup']->db->query($q = "SELECT DISTINCT lang FROM {$GLOBALS['egw_setup']->lang_table}",__LINE__,__FILE__); } catch (egw_exception_db $e) { // ignore db error } if($e || $GLOBALS['egw_setup']->db->num_rows() == 0) { $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 3 (No languages installed)'; return 1; } while(@$GLOBALS['egw_setup']->db->next_record()) { $GLOBALS['egw_info']['setup']['installed_langs'][$GLOBALS['egw_setup']->db->f('lang')] = $GLOBALS['egw_setup']->db->f('lang'); } foreach($GLOBALS['egw_info']['setup']['installed_langs'] as $value) { $sql = "SELECT lang_name FROM {$GLOBALS['egw_setup']->languages_table} WHERE lang_id = '".$value."'"; $GLOBALS['egw_setup']->db->query($sql); if ($GLOBALS['egw_setup']->db->next_record()) { $GLOBALS['egw_info']['setup']['installed_langs'][$value] = $GLOBALS['egw_setup']->db->f('lang_name'); } } $GLOBALS['egw_info']['setup']['header_msg'] = 'Stage 3 (Completed)'; return 10; } /** * Verify that all of an app's tables exist in the db * @param $appname * @param $any optional, set to True to see if any of the apps tables are installed */ function check_app_tables($appname,$any=False) { $none = 0; $setup_info = $GLOBALS['setup_info']; if(@$setup_info[$appname]['tables']) { /* Make a copy, else we send some callers into an infinite loop */ $copy = $setup_info; $tables = Array(); try { $table_names = $GLOBALS['egw_setup']->db->table_names(); foreach($table_names as $key => $val) { $tables[] = $val['table_name']; } } catch (egw_exception_db $e) { unset($e); // ignore db error } foreach($copy[$appname]['tables'] as $key => $val) { if($GLOBALS['DEBUG']) { echo '
check_app_tables(): Checking: ' . $appname . ',table: ' . $val; } if(!in_array($val,$tables) && !in_array(strtolower($val),$tables)) // names in tables might be lowercase { if($GLOBALS['DEBUG']) { echo '
check_app_tables(): ' . $val . ' missing!'; } if(!$any) { return False; } else { $none++; } } else { if($any) { if($GLOBALS['DEBUG']) { echo '
check_app_tables(): Some tables installed'; } return True; } } } } if($none && $any) { if($GLOBALS['DEBUG']) { echo '
check_app_tables(): No tables installed'; } return False; } else { if($GLOBALS['DEBUG']) { echo '
check_app_tables(): All tables installed'; } return True; } } /** * Checks if a directory exists, is writable by the webserver and optionaly is in the docroot * * @param string $dir path * @param string &$msg error-msg: 'does not exist', 'is not writeable by the webserver' or 'is in the webservers docroot' (run through lang) * @param boolean $check_in_docroot =false run an optional in docroot check * @return boolean */ static function check_dir($dir,&$msg,$check_in_docroot=false) { if (!@is_dir($dir) && !@mkdir($dir,0700,true)) { $msg = lang('does not exist'); return false; } if (!@is_writeable($dir) && $_SERVER['HTTP_HOST']) // only do the check if we run by the webserver { $msg = lang('is not writeable by the webserver'); return false; } if ($check_in_docroot) { $docroots = array(realpath(EGW_SERVER_ROOT),realpath($_SERVER['DOCUMENT_ROOT'])); $dir = realpath($dir); foreach ($docroots as $docroot) { $len = strlen($docroot); if ($docroot == substr($dir,0,$len) && $len>0) { $rest = substr($dir,$len); if (!strlen($rest) || $rest[0] == DIRECTORY_SEPARATOR) { $msg = lang('is in the webservers docroot'); return false; } } } } return true; } }