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656 lines
22 KiB
656 lines
22 KiB
<?php
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2004-2008 Dokeos SPRL
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Copyright (c) 2003 Ghent University (UGent)
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Copyright (c) 2001 Universite catholique de Louvain (UCL)
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Copyright (c) various contributors
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
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Mail: info@dokeos.com
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==============================================================================
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*/
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/**
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==============================================================================
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* Update the Dokeos database from an older version
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* Notice : This script has to be included by index.php or update_courses.php
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*
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* @package dokeos.install
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* @todo
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* - conditional changing of tables. Currently we execute for example
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* ALTER TABLE `$dbNameForm`.`cours` instructions without checking wether this is necessary.
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* - reorganise code into functions
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* @todo use database library
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==============================================================================
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*/
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//load helper functions
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require_once("install_upgrade.lib.php");
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//remove memory and time limits as much as possible as this might be a long process...
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if(function_exists('ini_set'))
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{
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ini_set('memory_limit',-1);
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ini_set('max_execution_time',0);
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}else{
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error_log('Update-db script: could not change memory and time limits',0);
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}
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/*
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==============================================================================
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MAIN CODE
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==============================================================================
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*/
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//check if we come from index.php or update_courses.php - otherwise display error msg
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if (defined('DOKEOS_INSTALL') || defined('DOKEOS_COURSE_UPDATE'))
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{
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//check if the current Dokeos install is elligible for update
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if (empty ($updateFromConfigFile) || !file_exists($_POST['updatePath'].$updateFromConfigFile) || !in_array(get_config_param('clarolineVersion'), $update_from_version_6))
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{
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echo '<b>'.get_lang('Error').' !</b> Dokeos '.implode('|', $updateFromVersion).' '.get_lang('HasNotBeenFound').'.<br><br>
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'.get_lang('PleasGoBackToStep1').'.
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<p><input type="submit" name="step1" value="< '.get_lang('Back').'"></p>
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</td></tr></table></form></body></html>';
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exit ();
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}
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//get_config_param() comes from install_functions.inc.php and
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//actually gets the param from
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$_configuration['db_glue'] = get_config_param('dbGlu');
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if ($singleDbForm)
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{
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$_configuration['table_prefix'] = get_config_param('courseTablePrefix');
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$_configuration['main_database'] = get_config_param('mainDbName');
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$_configuration['db_prefix'] = get_config_param('dbNamePrefix');
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}
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$dbScormForm = eregi_replace('[^a-z0-9_-]', '', $dbScormForm);
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if (!empty ($dbPrefixForm) && !ereg('^'.$dbPrefixForm, $dbScormForm))
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{
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$dbScormForm = $dbPrefixForm.$dbScormForm;
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}
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if (empty ($dbScormForm) || $dbScormForm == 'mysql' || $dbScormForm == $dbPrefixForm)
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{
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$dbScormForm = $dbPrefixForm.'scorm';
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}
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$res = @mysql_connect($dbHostForm, $dbUsernameForm, $dbPassForm);
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//if error on connection to the database, show error and exit
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if ($res === false)
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{
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//$no = mysql_errno();
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//$msg = mysql_error();
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//echo '<hr>['.$no.'] - '.$msg.'<hr>';
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echo get_lang('DBServerDoesntWorkOrLoginPassIsWrong').'.<br /><br />
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'.get_lang('PleaseCheckTheseValues').' :<br /><br />
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<b>'.get_lang('DBHost').'</b> : '.$dbHostForm.'<br />
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<b>'.get_lang('DBLogin').'</b> : '.$dbUsernameForm.'<br />
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<b>'.get_lang('DBPassword').'</b> : '.$dbPassForm.'<br /><br />
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'.get_lang('PleaseGoBackToStep').' '. (defined('DOKEOS_INSTALL') ? '3' : '1').'.
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<p><input type="submit" name="step'. (defined('DOKEOS_INSTALL') ? '3' : '1').'" value="< '.get_lang('Back').'"></p>
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</td></tr></table></form></body></html>';
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exit ();
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}
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$dblistres = mysql_list_dbs();
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$dblist = array();
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while ($row = mysql_fetch_object($dblistres)) {
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$dblist[] = $row->Database;
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}
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/*
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-----------------------------------------------------------
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Normal upgrade procedure:
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start by updating main, statistic, user databases
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-----------------------------------------------------------
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*/
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//if this script has been included by index.php, not update_courses.php, so
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// that we want to change the main databases as well...
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$only_test = false;
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$log = 0;
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if (defined('DOKEOS_INSTALL'))
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{
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if ($singleDbForm)
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{
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if(empty($dbStatsForm)) $dbStatsForm = $dbNameForm;
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if(empty($dbScormForm)) $dbScormForm = $dbNameForm;
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if(empty($dbUserForm)) $dbUserForm = $dbNameForm;
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}
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/**
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* Update the databases "pre" migration
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*/
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include ("../lang/english/create_course.inc.php");
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if ($languageForm != 'english')
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{
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//languageForm has been escaped in index.php
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include ("../lang/$languageForm/create_course.inc.php");
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}
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//get the main queries list (m_q_list)
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$m_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-pre.sql','main');
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if(count($m_q_list)>0)
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{
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//now use the $m_q_list
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/**
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* We connect to the right DB first to make sure we can use the queries
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* without a database name
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*/
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if(strlen($dbNameForm)>40){
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error_log('Database name '.$dbNameForm.' is too long, skipping',0);
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}elseif(!in_array($dbNameForm,$dblist)){
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error_log('Database '.$dbNameForm.' was not found, skipping',0);
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}else{
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mysql_select_db($dbNameForm);
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foreach($m_q_list as $query){
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if($only_test){
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error_log("mysql_query($dbNameForm,$query)",0);
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}else{
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$res = mysql_query($query);
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if($log)
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{
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error_log("In $dbNameForm, executed: $query",0);
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}
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}
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}
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}
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}
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//get the stats queries list (s_q_list)
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$s_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-pre.sql','stats');
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if(count($s_q_list)>0)
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{
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//now use the $s_q_list
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/**
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* We connect to the right DB first to make sure we can use the queries
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* without a database name
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*/
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if(strlen($dbStatsForm)>40){
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error_log('Database name '.$dbStatsForm.' is too long, skipping',0);
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}elseif(!in_array($dbStatsForm,$dblist)){
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error_log('Database '.$dbStatsForm.' was not found, skipping',0);
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}else{
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mysql_select_db($dbStatsForm);
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foreach($s_q_list as $query){
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if($only_test){
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error_log("mysql_query($dbStatsForm,$query)",0);
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}else{
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$res = mysql_query($query);
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if($log)
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{
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error_log("In $dbStatsForm, executed: $query",0);
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}
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}
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}
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}
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}
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//get the user queries list (u_q_list)
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$u_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-pre.sql','user');
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if(count($u_q_list)>0)
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{
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//now use the $u_q_list
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/**
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* We connect to the right DB first to make sure we can use the queries
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* without a database name
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*/
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if(strlen($dbUserForm)>40){
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error_log('Database name '.$dbUserForm.' is too long, skipping',0);
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}elseif(!in_array($dbUserForm,$dblist)){
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error_log('Database '.$dbUserForm.' was not found, skipping',0);
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}else{
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mysql_select_db($dbUserForm);
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foreach($u_q_list as $query){
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if($only_test){
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error_log("mysql_query($dbUserForm,$query)",0);
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error_log("In $dbUserForm, executed: $query",0);
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}else{
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$res = mysql_query($query);
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}
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}
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}
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}
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//the SCORM database doesn't need a change in the pre-migrate part - ignore
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}
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/*
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-----------------------------------------------------------
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Update the Dokeos course databases
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this part can be accessed in two ways:
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- from the normal upgrade process
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- from the script update_courses.php,
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which is used to upgrade more than MAX_COURSE_TRANSFER courses
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Every time this script is accessed, only
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MAX_COURSE_TRANSFER courses are upgraded.
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-----------------------------------------------------------
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*/
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$prefix = '';
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if ($singleDbForm)
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{
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$prefix = $_configuration['table_prefix'];
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}
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//get the courses databases queries list (c_q_list)
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$c_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-pre.sql','course');
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if(count($c_q_list)>0)
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{
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//get the courses list
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if(strlen($dbNameForm)>40){
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error_log('Database name '.$dbNameForm.' is too long, skipping',0);
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}elseif(!in_array($dbNameForm,$dblist)){
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error_log('Database '.$dbNameForm.' was not found, skipping',0);
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}else{
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mysql_select_db($dbNameForm);
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$res = mysql_query("SELECT code,db_name,directory,course_language FROM course WHERE target_course_code IS NULL");
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if($res===false){die('Error while querying the courses list in update_db.inc.php');}
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if(mysql_num_rows($res)>0)
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{
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$i=0;
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//while( ($i < MAX_COURSE_TRANSFER) && ($row = mysql_fetch_array($res)))
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while($row = mysql_fetch_array($res))
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{
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$list[] = $row;
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$i++;
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}
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foreach($list as $row_course)
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{
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//now use the $c_q_list
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/**
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* We connect to the right DB first to make sure we can use the queries
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* without a database name
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*/
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if (!$singleDbForm) //otherwise just use the main one
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{
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mysql_select_db($row_course['db_name']);
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}
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foreach($c_q_list as $query)
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{
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if ($singleDbForm) //otherwise just use the main one
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{
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$query = preg_replace('/^(UPDATE|ALTER TABLE|CREATE TABLE|DROP TABLE|INSERT INTO|DELETE FROM)\s+(\w*)(.*)$/',"$1 $prefix{$row_course['db_name']}_$2$3",$query);
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}
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if($only_test)
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{
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error_log("mysql_query(".$row_course['db_name'].",$query)",0);
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}else{
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$res = mysql_query($query);
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if($log)
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{
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error_log("In ".$row_course['db_name'].", executed: $query",0);
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}
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}
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}
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//prepare reusable users list to avoid repetition of the SQL query, but only select
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//users from the current course to avoid blowing the memory limit
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$users_list = array();
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$sql_uc = "SELECT u.user_id as ui, u.firstname as fn, u.lastname as ln " .
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" FROM $dbNameForm.user u, $dbNameForm.course_rel_user cu " .
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" WHERE cu.course_code = '".$row_course['code']."' " .
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" AND u.user_id = cu.user_id";
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$res_uc = mysql_query($sql_uc);
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while($user_row = mysql_fetch_array($res_uc))
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{
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$users_list[$user_row['fn'].' '.$user_row['ln']] = $user_row['ui'];
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}
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//update course manually
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//update group_category.forum_state ?
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//update group_info.tutor_id (put it in group_tutor table?) ?
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//update group_info.forum_state, forum_id ?
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//update forum tables (migrate from bb_ tables to forum_ tables)
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//migrate categories
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$prefix_course = $prefix;
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if($singleDbForm)
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{
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$prefix_course = $prefix.$row_course['db_name']."_";
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}
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$sql_orig = "SELECT * FROM ".$prefix_course."bb_categories";
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$res_orig = mysql_query($sql_orig);
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$order = 1;
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while($row = mysql_fetch_array($res_orig)){
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$myorder = (empty($row['cat_order'])?$order:$row['cat_order']);
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$sql = "INSERT INTO ".$prefix_course."forum_category " .
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"(cat_id,cat_title,cat_comment,cat_order,locked) VALUES " .
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"('".$row['cat_id']."','".mysql_real_escape_string($row['cat_title'])."','','".$myorder."',0)";
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$res = mysql_query($sql);
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$lastcatid = mysql_insert_id();
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//error_log($sql,0);
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$order ++;
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//add item_property - forum categories were not put into item_properties before
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$sql = "INSERT INTO ".$prefix_course."item_property (tool,insert_user_id,ref,lastedit_type,lastedit_user_id,visibility) " .
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"VALUES ('forum_category','1','$lastcatid','ForumCategoryAdded','1','1')";
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$res = mysql_query($sql);
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//error_log($sql,0);
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}
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$sql_orig = "SELECT * FROM ".$prefix_course."bb_forums ORDER BY forum_last_post_id desc";
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$res_orig = mysql_query($sql_orig);
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$order = 1;
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while($row = mysql_fetch_array($res_orig)){
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$sql = "INSERT INTO ".$prefix_course."forum_forum " .
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"(forum_id,forum_category,allow_edit,forum_comment," .
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"forum_title," .
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"forum_last_post, forum_threads," .
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"locked, forum_posts, " .
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"allow_new_threads, forum_order) VALUES " .
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"('".$row['forum_id']."','".$row['cat_id']."',1,'".mysql_real_escape_string($row['forum_desc'])."'," .
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"'".mysql_real_escape_string($row['forum_name'])."'," .
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"'".$row['forum_last_post_id']."','".$row['forum_topics']."'," .
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"0,'".$row['forum_posts']."'," .
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"1,$order)";
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//error_log($sql,0);
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$res = mysql_query($sql);
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$lastforumid = mysql_insert_id();
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$order++;
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//add item_property - forums were not put into item_properties before
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$sql = "INSERT INTO ".$prefix_course."item_property (tool,insert_user_id,ref,lastedit_type,lastedit_user_id,visibility) " .
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"VALUES ('forum','1','$lastforumid','ForumAdded','1','1')";
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$res = mysql_query($sql);
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//error_log($sql,0);
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}
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$sql_orig = "SELECT * FROM ".$prefix_course."bb_topics";
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$res_orig = mysql_query($sql_orig);
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while($row = mysql_fetch_array($res_orig)){
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$name = $row['prenom'].' '.$row['nom'];
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//check if user id is reusable
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if($row['topic_poster'] <= 1 )
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{
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if(isset($users_list[$name]))
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{
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$poster_id = $users_list[$name];
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}
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else
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{
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$poster_id = $row['topic_poster'];
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}
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}
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//convert time from varchar to datetime
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$time = $row['topic_time'];
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$name = mysql_real_escape_string($name);
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$sql = "INSERT INTO ".$prefix_course."forum_thread " .
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"(thread_id,forum_id,thread_poster_id," .
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"locked,thread_replies,thread_sticky,thread_title," .
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"thread_poster_name, thread_date, thread_last_post," .
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"thread_views) VALUES " .
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"('".$row['topic_id']."','".$row['forum_id']."','".$poster_id."'," .
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"0,'".$row['topic_replies']."',0,'".mysql_real_escape_string($row['topic_title'])."'," .
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"'$name','$time','".$row['topic_last_post_id']."'," .
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"'".$row['topic_views']."')";
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//error_log($sql,0);
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$res = mysql_query($sql);
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$lastthreadid = mysql_insert_id();
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//add item_property - forum threads were not put into item_properties before
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$sql = "INSERT INTO ".$prefix_course."item_property (tool,insert_user_id,ref,lastedit_type,lastedit_user_id,visibility) " .
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"VALUES ('forum_thread','1','$lastthreadid','ForumThreadAdded','1','1')";
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$res = mysql_query($sql);
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//error_log($sql,0);
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}
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$sql_orig = "SELECT * FROM ".$prefix_course."bb_posts bp, ".$prefix_course."bb_posts_text bpt WHERE bp.post_id = bpt.post_id";
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$res_orig = mysql_query($sql_orig);
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while($row = mysql_fetch_array($res_orig)){
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$name = $row['prenom'].' '.$row['nom'];
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//check if user id is reusable
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if($row['poster_id'] <= 0 )
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{
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if(isset($users_list[$name]))
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{
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$poster_id = $users_list[$name];
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}
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else
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{
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$poster_id = $row['poster_id'];
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}
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}
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//convert time from varchar to datetime
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$time = $row['post_time'];
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$name = mysql_real_escape_string($name);
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$sql = "INSERT INTO ".$prefix_course."forum_post " .
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"(post_id,forum_id,thread_id," .
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"poster_id,post_parent_id,visible, " .
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"post_title,poster_name, post_text, " .
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"post_date, post_notification) VALUES " .
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"('".$row['post_id']."','".$row['forum_id']."','".$row['topic_id']."'," .
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"'".$poster_id."','".$row['parent_id']."',1," .
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"'".mysql_real_escape_string($row['post_title'])."','$name', '".mysql_real_escape_string($row['post_text'])."'," .
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"'$time',0)";
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//error_log($sql,0);
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$res = mysql_query($sql);
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$lastpostid = mysql_insert_id();
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//add item_property - forum threads were not put into item_properties before
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$sql = "INSERT INTO ".$prefix_course."item_property(tool,insert_user_id,ref,lastedit_type,lastedit_user_id,visibility) " .
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|
"VALUES ('forum_post','1','$lastpostid','ForumPostAdded','1','1')";
|
|
$res = mysql_query($sql);
|
|
//error_log($sql,0);
|
|
}
|
|
unset($users_list);
|
|
|
|
$sql_orig = "SELECT id, tutor_id FROM ".$prefix_course."group_info";
|
|
$res_orig = mysql_query($sql_orig);
|
|
$order = 1;
|
|
while($row = mysql_fetch_array($res_orig)){
|
|
$sql = "INSERT INTO ".$prefix_course."group_rel_tutor " .
|
|
"(user_id,group_id) VALUES " .
|
|
"('".$row['tutor_id']."','".$row['id']."')";
|
|
$res = mysql_query($sql);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//load the old-scorm to new-scorm migration script
|
|
//TODO: deal with the fact that this should only act on MAX_COURSE_TRANSFER courses
|
|
if(!$only_test){
|
|
include('update-db-scorm-1.6.x-1.8.0.inc.php');
|
|
}
|
|
if (defined('DOKEOS_INSTALL'))
|
|
{
|
|
if ($singleDbForm)
|
|
{
|
|
if(empty($dbStatsForm)) $dbStatsForm = $dbNameForm;
|
|
if(empty($dbScormForm)) $dbScormForm = $dbNameForm;
|
|
if(empty($dbUserForm)) $dbUserForm = $dbNameForm;
|
|
}
|
|
//deal with migrate-db-1.6.x-1.8.0-post.sql
|
|
//get the main queries list (m_q_list)
|
|
$m_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-post.sql','main');
|
|
if(count($m_q_list)>0)
|
|
{
|
|
//now use the $m_q_list
|
|
/**
|
|
* We connect to the right DB first to make sure we can use the queries
|
|
* without a database name
|
|
*/
|
|
if(strlen($dbNameForm)>40){
|
|
error_log('Database name '.$dbNameForm.' is too long, skipping',0);
|
|
}elseif(!in_array($dbNameForm,$dblist)){
|
|
error_log('Database '.$dbNameForm.' was not found, skipping',0);
|
|
}else{
|
|
mysql_select_db($dbNameForm);
|
|
foreach($m_q_list as $query){
|
|
if($only_test){
|
|
error_log("mysql_query($dbNameForm,$query)",0);
|
|
}else{
|
|
$res = mysql_query($query);
|
|
if($log)
|
|
{
|
|
error_log("In $dbNameForm, executed: $query",0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//get the stats queries list (s_q_list)
|
|
$s_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-post.sql','stats');
|
|
if(count($s_q_list)>0)
|
|
{
|
|
//now use the $s_q_list
|
|
/**
|
|
* We connect to the right DB first to make sure we can use the queries
|
|
* without a database name
|
|
*/
|
|
if(strlen($dbStatsForm)>40){
|
|
error_log('Database name '.$dbStatsForm.' is too long, skipping',0);
|
|
}elseif(!in_array($dbNameForm,$dblist)){
|
|
error_log('Database '.$dbNameForm.' was not found, skipping',0);
|
|
}else{
|
|
mysql_select_db($dbStatsForm);
|
|
foreach($s_q_list as $query){
|
|
if($only_test){
|
|
error_log("mysql_query($dbStatsForm,$query)",0);
|
|
}else{
|
|
$res = mysql_query($query);
|
|
if($log)
|
|
{
|
|
error_log("In $dbStatsForm, executed: $query",0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//get the user queries list (u_q_list)
|
|
$u_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-post.sql','user');
|
|
if(count($u_q_list)>0)
|
|
{
|
|
//now use the $u_q_list
|
|
/**
|
|
* We connect to the right DB first to make sure we can use the queries
|
|
* without a database name
|
|
*/
|
|
if(strlen($dbUserForm)>40){
|
|
error_log('Database name '.$dbUserForm.' is too long, skipping',0);
|
|
}elseif(!in_array($dbUserForm,$dblist)){
|
|
error_log('Database '.$dbUserForm.' was not found, skipping',0);
|
|
}else{
|
|
mysql_select_db($dbUserForm);
|
|
foreach($u_q_list as $query){
|
|
if($only_test){
|
|
error_log("mysql_query($dbUserForm,$query)",0);
|
|
}else{
|
|
$res = mysql_query($query);
|
|
if($log)
|
|
{
|
|
error_log("In $dbUserForm, executed: $query",0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//the SCORM database should need a drop in the post-migrate part. However, we will keep these tables a bit more, just in case...
|
|
}
|
|
//get the courses databases queries list (c_q_list)
|
|
$c_q_list = get_sql_file_contents('migrate-db-1.6.x-1.8.0-post.sql','course');
|
|
if(count($c_q_list)>0)
|
|
{
|
|
//get the courses list
|
|
if(strlen($dbNameForm)>40){
|
|
error_log('Database name '.$dbNameForm.' is too long, skipping',0);
|
|
}elseif(!in_array($dbNameForm,$dblist)){
|
|
error_log('Database '.$dbNameForm.' was not found, skipping',0);
|
|
}else{
|
|
mysql_select_db($dbNameForm);
|
|
$res = mysql_query("SELECT code,db_name,directory,course_language FROM course WHERE target_course_code IS NULL");
|
|
if($res===false){die('Error while querying the courses list in update_db.inc.php');}
|
|
if(mysql_num_rows($res)>0)
|
|
{
|
|
$i=0;
|
|
//while( ($i < MAX_COURSE_TRANSFER) && ($row = mysql_fetch_array($res)))
|
|
while($row = mysql_fetch_array($res))
|
|
{
|
|
$list[] = $row;
|
|
$i++;
|
|
}
|
|
foreach($list as $row)
|
|
{
|
|
//now use the $c_q_list
|
|
/**
|
|
* We connect to the right DB first to make sure we can use the queries
|
|
* without a database name
|
|
*/
|
|
$prefix_course = $prefix;
|
|
if($singleDbForm)
|
|
{
|
|
$prefix_course = $prefix.$row['db_name']."_";
|
|
}else{
|
|
mysql_select_db($row['db_name']);
|
|
}
|
|
|
|
foreach($c_q_list as $query)
|
|
{
|
|
if ($singleDbForm) //otherwise just use the main one
|
|
{
|
|
$query = preg_replace('/^(UPDATE|ALTER TABLE|CREATE TABLE|DROP TABLE|INSERT INTO|DELETE FROM)\s+(\w*)(.*)$/',"$1 $prefix$2$3",$query);
|
|
}
|
|
if($only_test)
|
|
{
|
|
error_log("mysql_query(".$row['db_name'].",$query)",0);
|
|
}else{
|
|
$res = mysql_query($query);
|
|
if($log)
|
|
{
|
|
error_log("In ".$row['db_name'].", executed: $query",0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// upgrade user categories sort
|
|
$table_user_categories = $dbUserForm.'.user_course_category';
|
|
|
|
|
|
$sql = 'SELECT * FROM '.$table_user_categories.' ORDER BY user_id, title';
|
|
|
|
$rs = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$sort = 0;
|
|
$old_user = 0;
|
|
while($cat = Database :: fetch_array($rs))
|
|
{
|
|
if($old_user != $cat['user_id'])
|
|
{
|
|
$old_user = $cat['user_id'];
|
|
$sort = 0;
|
|
}
|
|
$sort++;
|
|
$sql = 'UPDATE '.$table_user_categories.' SET
|
|
sort = '.intval($sort).'
|
|
WHERE id='.intval($cat['id']);
|
|
api_sql_query($sql, __FILE__, __LINE__);
|
|
}
|
|
|
|
|
|
}
|
|
else
|
|
{
|
|
echo 'You are not allowed here !';
|
|
}
|
|
?>
|
|
|