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egroupware/setup/inc/class.setup_process.inc.php

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<?php
/**
* EGroupware setup - update / install an EGroupware instance
*
* @link http://www.egroupware.org
* @author Miles Lott <milos@groupwhere.org>
* @copyright 2001-2004 Miles Lott <milos@groupwhere.org>
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* Upgrade process rewritten by <RalfBecker@outdoor-training.de> to no longer require tables_baseline files and delta-upgrades
* @package setup
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
/**
* Update / install an EGroupware instance
*
* app status values:
* 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)
*/
class setup_process
{
var $tables;
var $updateincluded = array();
/**
* Target version of a complete upgrade, set by pass()
*
* @var string
*/
var $api_version_target;
/**
* create schema_proc object
*
* @param none
*/
function init_process()
{
$GLOBALS['egw_setup']->oProc = new schema_proc();
}
/**
* the mother of all multipass upgrade parental loop functions
*
* @param array $setup_info array of application info from setup.inc.php files
* @param string $type='new' defaults to new(install), could also be 'upgrade'
* @param boolean $DEBUG=false print debugging info
* @param boolean $force_en=false install english language files
* @param string $system_charset=null charset to use
* @param array $preset_config=array()
*/
function pass(array $setup_info,$method='new',$DEBUG=False,$force_en=False,$preset_config=array())
{
if(!$method)
{
return False;
}
// Place api first
$pass['phpgwapi'] = $setup_info['phpgwapi'];
$pass['admin'] = $setup_info['admin'];
$pass['preferences'] = $setup_info['preferences'];
$pass['etemplate'] = $setup_info['etemplate']; // helps to minimize passes, as many apps depend on it
@reset($setup_info);
$setup_info = $GLOBALS['egw_setup']->detection->get_versions($setup_info);
@reset($setup_info);
// setting api-target-version for general use
$this->api_version_target = $setup_info['phpgwapi']['version'];
$i = 1;
$passed = array();
$passing = array();
$pass_string = implode (':', $pass);
$passing_string = implode (':', $passing);
while($pass_string != $passing_string)
{
$passing = array();
if($DEBUG) { echo '<br>process->pass(): #' . $i . ' for ' . $method . ' processing' . "\n"; }
/* Check current versions and dependencies */
$setup_info = $GLOBALS['egw_setup']->detection->get_db_versions($setup_info);
$setup_info = $GLOBALS['egw_setup']->detection->compare_versions($setup_info,true);
//_debug_array($setup_info);exit;
$setup_info = $GLOBALS['egw_setup']->detection->check_depends($setup_info);
//if($i==2) { _debug_array($passed);exit; }
/* stuff the rest of the apps, but only those with available upgrades */
foreach($setup_info as $key => $value)
{
// check if app is either installed or supports the used database
if (!isset($value['currentver']) && isset($value['only_db']) && (
is_array($value['only_db']) && !in_array($GLOBALS['egw_setup']->db->Type,$value['only_db']) ||
!is_array($value['only_db']) && $GLOBALS['egw_setup']->db->Type != $value['only_db']))
{
continue; // app does not support this db-type, dont try installing it
}
if($value['name'] != 'phpgwapi' && $value['status'] == 'U')
{
if($passed[$value['name']]['status'] != 'F' && $passed[$value['name']]['status'] != 'C')
{
$pass[$value['name']] = $setup_info[$value['name']];
}
}
}
switch($method)
{
case 'new':
/* Create tables and insert new records for each app in this list */
$passing = $this->current($pass,$DEBUG);
if (isset($pass['phpgwapi'])) $this->save_minimal_config($preset_config);
$passing = $this->default_records($passing,$DEBUG);
break;
case 'upgrade':
/* Run upgrade scripts on each app in the list */
$passing = $this->upgrade($pass,$DEBUG);
//_debug_array($pass);exit;
break;
default:
/* What the heck are you doing? */
return False;
break;
}
$pass = array();
foreach($passing as $key => $value)
{
if($value['status'] == 'C')
{
$passed[$value['name']] = $passing[$value['name']];
if($DEBUG) { echo '<br>process->pass(): '.$passed[$value['name']]['name'] . ' install completed'."\n"; }
}
elseif($value['status'] == 'F')
{
$setup_info[$value['name']] = $passing[$value['name']];
if($DEBUG) { echo '<br>process->pass(): '.$setup_info[$value['name']]['name'] . ' install failed'."\n"; }
}
elseif($value['status'] == 'D')
{
$pass[$value['name']] = $setup_info[$value['name']];
if($DEBUG) { echo '<br>process->pass(): '.$pass[$value['name']]['name'] . ' fails dependency check on this pass'."\n"; }
}
else
{
$tmp = $passing[$value['name']]['name'];
if($DEBUG) { echo '<br>process->pass(): '.$tmp . ' skipped on this pass'."\n"; }
}
}
$i++;
if($i == 20) /* Then oops it broke */
{
echo '<br>Setup failure: excess looping in process->pass():'."\n";
echo '<br>Pass:<br>'."\n";
_debug_array($pass);
echo '<br>Passed:<br>'."\n";
_debug_array($passed);
exit;
}
$pass_string = implode (':', $pass);
$passing_string = implode (':', $passing);
}
try {
// flush instance cache
egw_cache::flush(egw_cache::INSTANCE);
// delete image-map, in case new apps get installed, or existing ones updated
common::delete_image_map();
}
catch(Exception $e) {
unset($e);
// ignore exception, as during a new install, there's no cache configured and therefore no need to unset
}
/* now return the list */
return $setup_info = array_merge($setup_info,$passed);
}
/**
* saves a minimal default config, so you get a running install without entering and saveing Step #2 config
*
* @param array $preset_config=array()
*/
function save_minimal_config(array $preset_config=array())
{
$is_windows = strtoupper(substr(PHP_OS,0,3)) == 'WIN';
$current_config['site_title'] = 'EGroupware';
$current_config['hostname'] = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : 'localhost';
// guessing the eGW url
if (isset($_SERVER['HTTP_HOST']))
{
$parts = explode('/',$_SERVER['PHP_SELF']);
array_pop($parts); // remove config.php
array_pop($parts); // remove setup
$current_config['webserver_url'] = implode('/',$parts);
$egroupwareDirName = end($parts);
}
else // eg. cli install --> use defaults
{
$current_config['webserver_url'] = '/egroupware';
$egroupwareDirName = 'egroupware';
}
if(!$is_windows)
{
if(@is_dir('/tmp'))
{
$current_config['temp_dir'] = '/tmp';
}
else
{
$current_config['temp_dir'] = '/path/to/temp/dir';
}
$current_config['files_dir'] = '/var/lib/'.$egroupwareDirName.'/'.$GLOBALS['egw_setup']->ConfigDomain.'/files';
$current_config['backup_dir'] = '/var/lib/'.$egroupwareDirName.'/'.$GLOBALS['egw_setup']->ConfigDomain.'/backup';
$current_config['aspell_path'] = '/usr/bin/aspell';
}
else
{
if(@is_dir('c:\\windows\\temp'))
{
$current_config['temp_dir'] = 'c:\\windows\\temp';
}
else
{
$current_config['temp_dir'] = 'c:\\path\\to\\temp\\dir';
}
$current_config['files_dir'] = 'C:\\Program Files\\'.$egroupwareDirName.'\\'.$GLOBALS['egw_setup']->ConfigDomain.'\\files';
$current_config['backup_dir'] = 'C:\\Program Files\\'.$egroupwareDirName.'\\'.$GLOBALS['egw_setup']->ConfigDomain.'\\backup';
$current_config['aspell_path'] = 'C:\\Program Files\\Aspell\\bin\\aspell.exe';
}
// only set aspell path, if it's installed
if (!is_executable($current_config['aspell_path']))
{
unset($current_config['aspell_path']);
}
// always enable browser based spellchecker
$current_config['enabled_spellcheck'] = 'YesBrowserBased';
// always enable history logging for calendar, addressbook and infolog
$current_config['history'] = 'history'; // addressbook: only admin
$current_config['calendar_delete_history'] = 'history'; // only admins
// infolog does NOT use config_app='phpgwapi', but 'infolog'
$GLOBALS['egw_setup']->db->insert($GLOBALS['egw_setup']->config_table,array(
'config_value' => 'history_admin_delete', // only admins
),array(
'config_app' => 'infolog',
'config_name' => 'history',
),__FILE__,__LINE__);
// RalfBecker: php.net recommend this for security reasons, it should be our default too
$current_config['usecookies'] = 'True';
if ($GLOBALS['egw_setup']->system_charset)
{
$current_config['system_charset'] = $GLOBALS['egw_setup']->system_charset;
}
// storing default timezone as server timezone
try
{
$tz = new DateTimeZone(date_default_timezone_get());
$current_config['server_timezone'] = $tz->getName();
}
catch(Exception $e)
{
// do nothing if new DateTimeZone fails (eg. 'System/Localtime' returned), specially do NOT store it!
error_log(__METHOD__."() NO valid 'date.timezone' set in your php.ini!");
}
$current_config['install_id'] = md5($_SERVER['HTTP_HOST'].microtime(true).$GLOBALS['egw_setup']->ConfigDomain);
$current_config['postpone_statistics_submit'] = time() + 2 * 30 * 3600; // ask user in 2 month from now, when he has something to report
// use securest password hash by default
require_once EGW_SERVER_ROOT.'/setup/inc/hook_config.inc.php'; // for sql_passwdhashes, to get securest available password hash
sql_passwdhashes(array(), true, $securest);
$current_config['sql_encryption_type'] = $current_config['ldap_encryption_type'] = $securest;
if ($preset_config)
{
$current_config = array_merge($current_config,$preset_config);
}
foreach($current_config as $name => $value)
{
$app = 'phpgwapi';
if ($name == 'postpone_statistics_submit')
{
$app = 'admin';
}
elseif(strpos($name, '/') !== false)
{
list($app, $name) = explode('/', $name);
}
$GLOBALS['egw_setup']->db->insert($GLOBALS['egw_setup']->config_table,array(
'config_value' => $value,
),array(
'config_app' => $app,
'config_name' => $name,
),__FILE__,__LINE__);
}
// so the default_records use the current data
$GLOBALS['egw_info']['server'] = array_merge((array)$GLOBALS['egw_info']['server'], $current_config);
egw_cache::flush(); // flush whole instance cache
config::init_static(); // flush internal cache of config class
$GLOBALS['egw_setup']->setup_account_object($current_config);
}
/**
* drop tables per application, check that they are in the db first
*
* @param $setup_info array of application info from setup.inc.php files, etc.
*/
function droptables(array $setup_info,$DEBUG=False)
{
if(!@$GLOBALS['egw_setup']->oProc)
{
$this->init_process();
}
/* The following is built so below we won't try to drop a table that isn't there. */
$tablenames = $GLOBALS['egw_setup']->db->table_names();
if (!is_array($setup_info) || !is_array($tablenames))
{
return $setup_info; // nothing to do
}
$tables = array();
foreach($tablenames as $data)
{
$tables[] = $data['table_name'];
}
if (!is_array($setup_info))
{
return $setup_info;
}
foreach($setup_info as $app_name => $data)
{
if(is_array($data['tables']))
{
foreach($data['tables'] as $table)
{
//echo $table;
if(in_array($table,$tables))
{
if($DEBUG){ echo '<br>process->droptables(): Dropping :'. $app_name . ' table: ' . $table; }
$GLOBALS['egw_setup']->oProc->DropTable($table);
// Update the array values for return below
$setup_info[$app_name]['status'] = 'U';
}
}
}
}
/* Done, return current status */
return $setup_info;
}
/**
* process current table setup in each application/setup dir
*
* @param array $setup_info array of application info from setup.inc.php files, etc.
* @param boolean $DEBUG=false output further diagnostics
* @return array $setup_info
*/
function current(array $setup_info,$DEBUG=False)
{
//echo __METHOD__; _debug_array($setup_info);
if(!isset($GLOBALS['egw_setup']->oProc))
{
$this->init_process();
}
foreach($setup_info as $appname => &$appdata)
{
$enabled = False;
$apptitle = $appdata['title'];
if($DEBUG) { echo '<br>process->current(): Incoming status: ' . $appname . ',status: '. $appdata['status']; }
$appdir = EGW_SERVER_ROOT . SEP . $appname . SEP . 'setup' . SEP;
if($appdata['tables'] && file_exists($appdir.'tables_current.inc.php'))
{
if($DEBUG) { echo '<br>process->current(): Including: ' . $appdir.'tables_current.inc.php'; }
include ($appdir.'tables_current.inc.php');
$ret = $this->post_process($phpgw_baseline,$DEBUG);
if($ret)
{
if($GLOBALS['egw_setup']->app_registered($appname))
{
$GLOBALS['egw_setup']->update_app($appname);
$GLOBALS['egw_setup']->update_hooks($appname);
}
else
{
$GLOBALS['egw_setup']->register_app($appname);
$GLOBALS['egw_setup']->register_hooks($appname);
$GLOBALS['egw_setup']->set_default_preferences($appname);
}
// Update the array values for return below
$appdata['status'] = 'C';
}
else
{
/* script processing failed */
if($DEBUG) { echo '<br>process->current(): Failed for ' . $appname . ',status: '. $appdata['status']; }
$appdata['status'] = 'F';
}
}
else
{
if($DEBUG) { echo '<br>process->current(): No current tables for ' . $apptitle . "\n"; }
/*
Add the app, but disable it if it has tables defined.
A manual sql script install is needed, but we do add the hooks
*/
$enabled = 99;
if($appdata['tables'][0] != '')
{
$enabled = False;
}
if($GLOBALS['egw_setup']->app_registered($appname))
{
$GLOBALS['egw_setup']->update_app($appname);
$GLOBALS['egw_setup']->update_hooks($appname);
}
else
{
$GLOBALS['egw_setup']->register_app($appname,$enabled);
$GLOBALS['egw_setup']->register_hooks($appname);
$GLOBALS['egw_setup']->set_default_preferences($appname);
}
$appdata['status'] = 'C';
}
if($DEBUG) { echo '<br>process->current(): Outgoing status: ' . $appname . ',status: '. $appdata['status']; }
}
/* Done, return current status */
return $setup_info;
}
/**
* process default_records.inc.php in each application/setup dir
*
* @param array $setup_info array of application info from setup.inc.php files, etc.
* @param boolean $DEBUG=false output further diagnostics
* @return array $setup_info
*/
function default_records(array $setup_info,$DEBUG=False)
{
//echo __METHOD__; _debug_array($setup_info);
if(!@$GLOBALS['egw_setup']->oProc)
{
$this->init_process();
}
foreach($setup_info as $appname => &$appdata)
{
$appdir = EGW_SERVER_ROOT . SEP . $appname . SEP . 'setup' . SEP;
if(file_exists($appdir.'default_records.inc.php'))
{
if($DEBUG)
{
echo '<br>process->default_records(): Including default records for ' . $appname . "\n";
}
$GLOBALS['egw_setup']->oProc->m_odb->transaction_begin();
$oProc = &$GLOBALS['egw_setup']->oProc; // to be compatible with old apps
include ($appdir.'default_records.inc.php');
$GLOBALS['egw_setup']->oProc->m_odb->transaction_commit();
}
/* $appdata['status'] = 'C'; */
}
// Clear categories cache in case app adds categories
categories::invalidate_cache();
/* Done, return current status */
return ($setup_info);
}
/**
* process test_data.inc.php in each application/setup dir for developer tests
*
* This data should work with the baseline tables
*
* @param array $setup_info array of application info from setup.inc.php files, etc.
* @param boolean $DEBUG=false output further diagnostics
* @return array $setup_info
*/
function test_data(array $setup_info,$DEBUG=False)
{
if(!@$GLOBALS['egw_setup']->oProc)
{
$this->init_process();
}
foreach($setup_info as $appname => &$appdata)
{
$appdir = EGW_SERVER_ROOT . SEP . $appname . SEP . 'setup' . SEP;
if(file_exists($appdir.'test_data.inc.php'))
{
if($DEBUG)
{
echo '<br>process->test_data(): Including baseline test data for ' . $appname . "\n";
}
$GLOBALS['egw_setup']->oProc->m_odb->transaction_begin();
include ($appdir.'test_data.inc.php');
$GLOBALS['egw_setup']->oProc->m_odb->transaction_commit();
}
}
/* Done, return current status */
return ($setup_info);
}
/**
* process baseline table setup in each application/setup dir
*
* @param array $setup_info array of application info from setup.inc.php files, etc.
* @param boolean $DEBUG=false output further diagnostics
* @return array $setup_info
*/
function baseline(array $setup_info,$DEBUG=False)
{
if(!@$GLOBALS['egw_setup']->oProc)
{
$this->init_process();
}
foreach($setup_info as $appname => &$appdata)
{
$appdir = EGW_SERVER_ROOT . SEP . $appname . SEP . 'setup' . SEP;
if(file_exists($appdir.'tables_baseline.inc.php'))
{
if($DEBUG)
{
echo '<br>process->baseline(): Including baseline tables for ' . $appname . "\n";
}
include ($appdir.'tables_baseline.inc.php');
$GLOBALS['egw_setup']->oProc->GenerateScripts($phpgw_baseline, $DEBUG);
$this->post_process($phpgw_baseline,$DEBUG);
/* Update the array values for return below */
/* $setup_info[$key]['status'] = 'R'; */
}
else
{
if($DEBUG)
{
echo '<br>process->baseline(): No baseline tables for ' . $appname . "\n";
}
//$setup_info[$key]['status'] = 'C';
}
}
/* Done, return current status */
return ($setup_info);
}
/**
* process available upgrades in each application/setup dir
*
* @param array $setup_info array of application info from setup.inc.php files, etc.
* @param boolean $DEBUG=false output further diagnostics
* @return array $setup_info
*/
function upgrade($setup_info,$DEBUG=False)
{
//echo __METHOD__; _debug_array($setup_info);
if(!@$GLOBALS['egw_setup']->oProc)
{
$this->init_process();
}
$GLOBALS['egw_setup']->oProc->m_odb->HaltOnError = 'yes';
foreach($setup_info as $appname => &$appdata)
{
// check if app is NOT installed
if(!$GLOBALS['egw_setup']->app_registered($appname))
{
// check if app wants to be automatically installed on update to version x or allways
if (isset($appdata['autoinstall']) && ($appdata['autoinstall'] === true ||
$appdata['autoinstall'] === $this->api_version_target))
{
$info = $this->current(array($appname => $appdata),$DEBUG);
$info = $this->default_records($info,$DEBUG);
$appdata = $info[$appname];
continue;
}
/* Don't try to upgrade an app that is not installed */
if($DEBUG)
{
echo "<p>process->upgrade(): Application not installed: $appname</p>\n";
}
unset($setup_info[$appname]);
continue;
}
/* if upgrade required, or if we are running again after an upgrade or dependency failure */
if($DEBUG)
{
echo '<div style="text-align: left; border: thin dashed black; margin-top: 5px;">'."process->upgrade(): Incoming : appname: $appname, version: $appdata[currentver], status: $appdata[status]\n";
}
if($appdata['status'] == 'U' || $appdata['status'] == 'D' ||$appdata['status'] == 'V' || $appdata['status'] == '') // TODO this is not getting set for api upgrade, sometimes ???
{
$currentver = $appdata['currentver'];
$targetver = $appdata['version']; // The version we need to match when done
$appdir = EGW_SERVER_ROOT . SEP . $appname . SEP . 'setup' . SEP;
if(file_exists($appdir . 'tables_update.inc.php'))
{
if (!@$this->updateincluded[$appname])
{
include ($appdir . 'tables_update.inc.php');
$this->updateincluded[$appname] = True;
}
while ($currentver && $currentver != $targetver &&
function_exists($function = $appname . '_upgrade' . str_replace('.','_',$currentver)))
{
if($DEBUG)
{
echo "<br>process->upgrade(): $appname($currentver --> $targetver): running $function()\n";
}
if (!($currentver = $function()))
{
if($DEBUG)
{
echo "<b>failed!!!</b>\n";
}
$appstatus = 'F';
}
else
{
if($DEBUG)
{
echo "--> $currentver\n";
}
}
}
if ($currentver == $targetver) // upgrades succesful
{
if($DEBUG)
{
echo "<br>process->upgrade(): Upgrade of $appname to $targetver is completed.\n";
}
$appstatus = 'C';
}
elseif ($currentver)
{
if($DEBUG)
{
echo "<br><b>process->upgrade(): No table upgrade available for appname: $appname, version: $currentver</b>\n";
}
$appdate['currentver'] = $targetver;
$appstatus = 'F';
}
}
else
{
if($DEBUG)
{
echo "<br>process->upgrade(): No table upgrade required/availible for $appname\n";
}
$appstatus = 'C';
}
if ($appstatus == 'C') // update successful completed
{
$appdata['currentver'] = $targetver;
if($GLOBALS['egw_setup']->app_registered($appname))
{
$GLOBALS['egw_setup']->update_app($appname);
$GLOBALS['egw_setup']->update_hooks($appname);
}
else
{
$GLOBALS['egw_setup']->register_app($appname);
$GLOBALS['egw_setup']->register_hooks($appname);
}
}
}
else
{
if($DEBUG)
{
echo "<br>process->upgrade(): No upgrade required for $appname\n";
}
$appstatus = 'C';
}
/* Done with this app, update status */
if($DEBUG)
{
echo "<br>process->upgrade(): Outgoing : appname: $appname, status: $appstatus</div>\n";
}
$appdate['status'] = $appstatus;
}
/* Done, return current status */
return $setup_info;
}
/**
* commit above processing to the db
*
*/
function post_process($tables,$DEBUG=False)
{
if(!$tables)
{
return False;
}
return $GLOBALS['egw_setup']->oProc->ExecuteScripts($tables,$DEBUG);
}
/**
* send this a table name, returns printable column spec and keys for the table from schema_proc
*
* @param $tablename table whose array you want to see
*/
function sql_to_array($tablename='')
{
if(!$tablename)
{
return False;
}
if(!$GLOBALS['egw_setup']->oProc)
{
$this->init_process();
}
$GLOBALS['egw_setup']->oProc->m_oTranslator->_GetColumns($GLOBALS['egw_setup']->oProc, $tablename, $sColumns, $sColumnName);
while(list($key,$tbldata) = each($GLOBALS['egw_setup']->oProc->m_oTranslator->sCol))
{
$arr .= $tbldata;
}
$pk = $GLOBALS['egw_setup']->oProc->m_oTranslator->pk;
$fk = $GLOBALS['egw_setup']->oProc->m_oTranslator->fk;
$ix = $GLOBALS['egw_setup']->oProc->m_oTranslator->ix;
$uc = $GLOBALS['egw_setup']->oProc->m_oTranslator->uc;
return array($arr,$pk,$fk,$ix,$uc);
}
}
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