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- <?php
- /* For licensing terms, see /license.txt */
- /**
- * Chamilo LMS
- *
- * Update the Chamilo database from an older Dokeos version
- * Notice : This script has to be included by index.php
- * or update_courses.php (deprecated).
- *
- * @package chamilo.install
- * @todo
- * - conditional changing of tables. Currently we execute for example
- * ALTER TABLE `$dbNameForm`.`cours`
- * instructions without checking wether this is necessary.
- * - reorganise code into functions
- * @todo use database library
- */
- $old_file_version = '1.8.6';
- $new_file_version = '1.8.6.1';
- //check if we come from index.php or update_courses.php - otherwise display error msg
- if (defined('SYSTEM_INSTALLATION')) {
- // Check if the current Dokeos install is eligible for update
- if (!file_exists('../inc/conf/configuration.php')) {
- echo '<strong>'.get_lang('Error').' !</strong> Dokeos '.implode('|', $updateFromVersion).' '.get_lang('HasNotBeenFound').'.<br /><br />
- '.get_lang('PleasGoBackToStep1').'.
- <p><button type="submit" class="back" name="step1" value="< '.get_lang('Back').'">'.get_lang('Back').'</button></p>
- </td></tr></table></form></body></html>';
- exit ();
- }
- $_configuration['db_glue'] = get_config_param('dbGlu');
- if ($singleDbForm) {
- $_configuration['table_prefix'] = get_config_param('courseTablePrefix');
- $_configuration['main_database'] = get_config_param('mainDbName');
- $_configuration['db_prefix'] = get_config_param('dbNamePrefix');
- }
- $dbScormForm = preg_replace('/[^a-zA-Z0-9_\-]/', '', $dbScormForm);
- if (!empty($dbPrefixForm) && strpos($dbScormForm, $dbPrefixForm) !== 0) {
- $dbScormForm = $dbPrefixForm.$dbScormForm;
- }
- if (empty($dbScormForm) || $dbScormForm == 'mysql' || $dbScormForm == $dbPrefixForm) {
- $dbScormForm = $dbPrefixForm.'scorm';
- }
- /* Normal upgrade procedure: start by updating main, statistic, user databases */
- // If this script has been included by index.php, not update_courses.php, so
- // that we want to change the main databases as well...
- $only_test = false;
- $log = 0;
- if (defined('SYSTEM_INSTALLATION')) {
- if ($singleDbForm) {
- $dbStatsForm = $dbNameForm;
- $dbScormForm = $dbNameForm;
- $dbUserForm = $dbNameForm;
- }
- /**
- * Update the databases "pre" migration
- */
- include '../lang/english/create_course.inc.php';
- if ($languageForm != 'english') {
- //languageForm has been escaped in index.php
- include '../lang/'.$languageForm.'/create_course.inc.php';
- }
- //get the main queries list (m_q_list)
- $m_q_list = get_sql_file_contents('migrate-db-'.$old_file_version.'-'.$new_file_version.'-pre.sql', 'main');
- if (count($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) {
- $app['monolog']->addError('Database name '.$dbNameForm.' is too long, skipping');
- } elseif (!in_array($dbNameForm,$dblist)) {
- $app['monolog']->addError('Database '.$dbNameForm.' was not found, skipping');
- } else {
- iDatabase::select_db($dbNameForm);
- foreach($m_q_list as $query) {
- if ($only_test){
- $app['monolog']->addInfo("iDatabase::query($dbNameForm,$query)");
- } else {
- $res = iDatabase::query($query);
- if ($log) {
- $app['monolog']->addInfo("In $dbNameForm, executed: $query");
- }
- }
- }
- }
- }
- // Get the stats queries list (s_q_list)
- $s_q_list = get_sql_file_contents('migrate-db-'.$old_file_version.'-'.$new_file_version.'-pre.sql', 'stats');
- if (count($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) {
- $app['monolog']->addError('Database name '.$dbStatsForm.' is too long, skipping');
- } elseif (!in_array($dbStatsForm,$dblist)) {
- $app['monolog']->addError('Database '.$dbStatsForm.' was not found, skipping');
- } else {
- iDatabase::select_db($dbStatsForm);
- foreach ($s_q_list as $query) {
- if ($only_test) {
- $app['monolog']->addInfo("iDatabase::query($dbStatsForm,$query)");
- } else {
- $res = iDatabase::query($query);
- if ($log) {
- $app['monolog']->addInfo("In $dbStatsForm, executed: $query");
- }
- }
- }
- }
- }
- // Get the user queries list (u_q_list)
- $u_q_list = get_sql_file_contents('migrate-db-'.$old_file_version.'-'.$new_file_version.'-pre.sql', 'user');
- if (count($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) {
- $app['monolog']->addError('Database name '.$dbUserForm.' is too long, skipping');
- } elseif (!in_array($dbUserForm, $dblist)) {
- $app['monolog']->addError('Database '.$dbUserForm.' was not found, skipping');
- } else {
- iDatabase::select_db($dbUserForm);
- foreach ($u_q_list as $query) {
- if ($only_test) {
- $app['monolog']->addInfo("iDatabase::query($dbUserForm,$query)");
- $app['monolog']->addInfo("In $dbUserForm, executed: $query");
- } else {
- $res = iDatabase::query($query);
- }
- }
- }
- }
- // The SCORM database doesn't need a change in the pre-migrate part - ignore
- }
- $prefix = '';
- if ($singleDbForm) {
- $prefix = get_config_param ('table_prefix');
- }
- // Get the courses databases queries list (c_q_list)
- $c_q_list = get_sql_file_contents('migrate-db-'.$old_file_version.'-'.$new_file_version.'-pre.sql', 'course');
- if (count($c_q_list) > 0) {
- // Get the courses list
- if (strlen($dbNameForm) > 40) {
- $app['monolog']->addError('Database name '.$dbNameForm.' is too long, skipping');
- } elseif (!in_array($dbNameForm, $dblist)) {
- $app['monolog']->addError('Database '.$dbNameForm.' was not found, skipping');
- } else {
- iDatabase::select_db($dbNameForm);
- $res = iDatabase::query("SELECT code,db_name,directory,course_language FROM course WHERE target_course_code IS NULL ORDER BY code");
- if ($res === false) { die('Error while querying the courses list in update_db-1.8.6-1.8.6.1.inc.php'); }
- if (iDatabase::num_rows($res) > 0) {
- $i = 0;
- $list = array();
- while ($row = iDatabase::fetch_array($res)) {
- $list[] = $row;
- $i++;
- }
- foreach ($list as $row_course) {
- // Now use the $c_q_list
- /**
- * We connect to the right DB first to make sure we can use the queries
- * without a database name
- */
- if (!$singleDbForm) { //otherwise just use the main one
- iDatabase::select_db($row_course['db_name']);
- }
- $app['monolog']->addInfo('Course db ' . $row_course['db_name']);
- foreach ($c_q_list as $query) {
- if ($singleDbForm) {
- $query = preg_replace('/^(UPDATE|ALTER TABLE|CREATE TABLE|DROP TABLE|INSERT INTO|DELETE FROM)\s+(\w*)(.*)$/', "$1 $prefix{$row_course['db_name']}_$2$3", $query);
- }
- if ($only_test) {
- $app['monolog']->addInfo("iDatabase::query(".$row_course['db_name'].",$query)");
- } else {
- $res = iDatabase::query($query);
- if ($log) {
- $app['monolog']->addInfo("In ".$row_course['db_name'].", executed: $query");
- }
- }
- }
- $t_wiki = $row_course['db_name'].".wiki";
- $t_wiki_conf = $row_course['db_name'].".wiki_conf";
- if ($singleDbForm) {
- $t_wiki = "$prefix{$row_course['db_name']}_wiki";
- $t_wiki_conf = "$prefix{$row_course['db_name']}_wiki_conf";
- }
- // Update correct page_id to wiki table, actually only store 0
- $query = "SELECT id, reflink FROM $t_wiki";
- $res_page = iDatabase::query($query);
- $wiki_id = $reflink = array();
- if (iDatabase::num_rows($res_page) > 0) {
- while ($row_page = iDatabase::fetch_row($res_page)) {
- $wiki_id[] = $row_page[0];
- $reflink[] = $row_page[1];
- }
- }
- $reflink_unique = array_unique($reflink);
- $reflink_flip = array_flip($reflink_unique);
- if (is_array($wiki_id)) {
- foreach ($wiki_id as $key => $wiki_page) {
- $pag_id = $reflink_flip[$reflink[$key]];
- $sql= "UPDATE $t_wiki SET page_id='".($pag_id + 1)."' WHERE id = '$wiki_page'";
- $res_update = iDatabase::query($sql);
- }
- }
- // Insert page_id into wiki_conf table, actually this table is empty
- $query = "SELECT DISTINCT page_id FROM $t_wiki ORDER BY page_id";
- $myres_wiki = iDatabase::query($query);
- if (iDatabase::num_rows($myres_wiki) > 0) {
- while ($row_wiki = iDatabase::fetch_row($myres_wiki)) {
- $page_id = $row_wiki[0];
- $query = "INSERT INTO ".$t_wiki_conf." (page_id, task, feedback1, feedback2, feedback3, fprogress1, fprogress2, fprogress3) VALUES ('".$page_id."','','','','','','','')";
- $myres_wiki_conf = iDatabase::query($query);
- }
- }
- }
- }
- }
- }
- } else {
- echo 'You are not allowed here !' . __FILE__;
- }
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