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Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/install/update-db-1.8.7-1.8.8.inc.php

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<?php
/* For licensing terms, see /license.txt */
/**
* Chamilo LMS
*
* Update the Chamilo database from an older Chamilo 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 = '1.8.7';
$new_file_version = '1.8.8';
// Check if we come from index.php or update_courses.php - otherwise display error msg
if (defined('SYSTEM_INSTALLATION')) {
// Check if the current Chamilo install is eligible for update
if (!file_exists('../inc/conf/configuration.php')) {
echo '<strong>'.get_lang('Error').' !</strong> Chamilo '.implode('|', $updateFromVersion).' '.get_lang('HasNotBeenFound').'.<br /><br />
'.get_lang('PleasGoBackToStep1').'.
<p><button type="submit" class="back" name="step1" value="&lt; '.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) {
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 {
Database::select_db($dbNameForm);
foreach ($m_q_list as $query){
if ($only_test) {
error_log("Database::query($dbNameForm,$query)", 0);
} else {
$res = Database::query($query);
if ($log) {
error_log("In $dbNameForm, executed: $query", 0);
}
if ($res === false) {
error_log('Error in '.$query.': '.Database::error());
}
}
}
}
}
/* // This fragment of code is not necessary so far.
// Get the main queries list (m_q_list)
$m_q_list = get_sql_file_contents('migrate-db-'.$old_file_version.'-'.$new_file_version.'-post.sql', 'main');
if (count($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 {
Database::select_db($dbNameForm);
foreach ($m_q_list as $query) {
if ($only_test) {
error_log("Database::query($dbNameForm,$query)", 0);
} else {
$res = Database::query($query);
if ($log) {
error_log("In $dbNameForm, executed: $query", 0);
}
}
}
}
}
*/
// Get the stats queries list (s_q_list)
$s_q_list = get_sql_file_contents('migrate-db-'.$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) {
error_log('Database name '.$dbStatsForm.' is too long, skipping', 0);
} elseif (!in_array($dbStatsForm, $dblist)){
error_log('Database '.$dbStatsForm.' was not found, skipping', 0);
} else {
Database::select_db($dbStatsForm);
foreach ($s_q_list as $query) {
if ($only_test) {
error_log("Database::query($dbStatsForm,$query)", 0);
} else {
$res = Database::query($query);
if ($log) {
error_log("In $dbStatsForm, executed: $query", 0);
}
if ($res === false) {
error_log('Error in '.$query.': '.Database::error());
}
}
}
}
}
// 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) {
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 {
Database::select_db($dbUserForm);
foreach ($u_q_list as $query) {
if ($only_test) {
error_log("Database::query($dbUserForm,$query)", 0);
error_log("In $dbUserForm, executed: $query", 0);
} else {
$res = Database::query($query);
if ($res === false) {
error_log('Error in '.$query.': '.Database::error());
}
}
}
}
}
// 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($dbNameForm) > 40) {
error_log('Database name '.$dbNameForm.' is too long, skipping', 0);
} elseif(!in_array($dbNameForm, $dblist)) {
error_log('Database '.$dbNameForm.' was not found, skipping', 0);
} else {
Database::select_db($dbNameForm);
$res = Database::query("SELECT code,db_name,directory,course_language FROM course WHERE target_course_code IS NULL ORDER BY code");
if ($res === false) { die('Error while querying the courses list in update_db-1.8.6.2-1.8.7.inc.php'); }
if (Database::num_rows($res) > 0) {
$i = 0;
$list = array();
while ($row = Database::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
Database::select_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) {
error_log("Database::query(".$row_course['db_name'].",$query)", 0);
} else {
$res = Database::query($query);
if ($log) {
error_log("In ".$row_course['db_name'].", executed: $query", 0);
}
if ($res === false) {
error_log('Error in '.$query.': '.Database::error());
}
}
}
$table_lp_item_view = $row_course['db_name'].".lp_item_view";
$table_lp_view = $row_course['db_name'].".lp_view";
$table_lp_item = $row_course['db_name'].".lp_item";
if ($singleDbForm) {
$table_lp_item_view = "$prefix{$row_course['db_name']}_lp_item_view";
$table_lp_view = "$prefix{$row_course['db_name']}_lp_view";
$table_lp_item = "$prefix{$row_course['db_name']}_lp_item";
}
// Filling the track_e_exercices.orig_lp_item_view_id field in order to have better traceability in exercises included in a LP see #3188
$query = "SELECT DISTINCT path as exercise_id, lp_item_id, lp_view_id, user_id, v.lp_id
FROM $table_lp_item_view iv INNER JOIN $table_lp_view v ON v.id = iv.lp_view_id INNER JOIN $table_lp_item i ON i.id = lp_item_id
WHERE item_type = 'quiz'";
$result = Database::query($query);
if (Database::num_rows($result) > 0) {
while ($row = Database::fetch_array($result,'ASSOC')) {
$sql = "SELECT exe_id FROM $dbNameForm.track_e_exercices
WHERE exe_user_id = {$row['user_id']} AND
exe_cours_id = '{$row_course['code']}' AND
exe_exo_id = {$row['exercise_id']} AND
orig_lp_id = {$row['lp_id']} AND
orig_lp_item_id = {$row['lp_item_id']} ";
$sub_result = Database::query($sql);
$exe_list = array();
while ($sub_row = Database::fetch_array($sub_result,'ASSOC')) {
$exe_list[] = $sub_row['exe_id'];
}
$sql = "SELECT iv.id, iv.view_count
FROM $table_lp_item_view iv INNER JOIN $table_lp_view v ON v.id = iv.lp_view_id INNER JOIN $table_lp_item i ON i.id = lp_item_id
WHERE item_type = 'quiz' AND user_id = {$row['user_id']} AND path = {$row['exercise_id']} ";
$sub_result = Database::query($sql);
$lp_item_view_id_list = array();
while ($sub_row = Database::fetch_array($sub_result,'ASSOC')) {
$lp_item_view_id_list[] = $sub_row['id'];
}
$i = 0;
foreach($exe_list as $exe_id) {
$lp_item_view_id = $lp_item_view_id_list[$i];
$update = "UPDATE $dbNameForm.track_e_exercices SET orig_lp_item_view_id = '$lp_item_view_id' WHERE exe_id = $exe_id ";
Database::query($update);
$i++;
}
}
}
}
}
//Adding notifications options
$sql = "INSERT INTO $dbNameForm.user_field (field_type, field_variable, field_display_text, field_visible, field_changeable, field_default_value) values (4, 'mail_notify_invitation', 'MailNotifyInvitation',1,1,'1') ";
$result = Database::query($sql);
$id = Database::insert_id();
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '1', 'AtOnce',1) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '8', 'Daily',2) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '0', 'No',3) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field (field_type, field_variable, field_display_text, field_visible, field_changeable, field_default_value) values (4, 'mail_notify_message', 'MailNotifyMessage',1,1,'1')";
$result = Database::query($sql);
$id = Database::insert_id();
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '1', 'AtOnce',1) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '8', 'Daily',2) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '0', 'No',3) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field (field_type, field_variable, field_display_text, field_visible, field_changeable, field_default_value) values (4, 'mail_notify_group_message','MailNotifyGroupMessage',1,1,'1') ";
$result = Database::query($sql);
$id = Database::insert_id();
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '1', 'AtOnce',1) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '8', 'Daily',2) ";
$result = Database::query($sql);
$sql = "INSERT INTO $dbNameForm.user_field_options (field_id, option_value, option_display_text, option_order) values ($id, '0', 'No',3) ";
$result = Database::query($sql);
//Fixing table access_url_rel_course if the platform have courses that were created in Dok€os 1.8.5
if (!isset($_configuration['multiple_access_urls']) || $_configuration['multiple_access_urls'] == false) {
$sql = "SELECT code FROM $dbNameForm.course";
$result = Database::query($sql);
while ($row = Database::fetch_array($result)) {
//Adding course to default URL just in case
$sql = "INSERT INTO $dbNameForm.access_url_rel_course SET course_code = '".Database::escape_string($row['code'])."', access_url_id = '1' ";
Database::query($sql);
}
}
}
}
/* // This fragment of code is not necessary so far.
// Get the courses databases queries list (c_q_list)
$c_q_list = get_sql_file_contents('migrate-db-'.$old_file_version.'-'.$new_file_version.'-post.sql', 'course');
if (count($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 {
Database::select_db($dbNameForm);
$res = Database::query("SELECT code,db_name,directory,course_language FROM course WHERE target_course_code IS NULL");
if ($res === false) { die('Error while querying the courses list in update_db-1.8.7-1.8.8.inc.php'); }
if (Database::num_rows($res) > 0) {
$i = 0;
while ($row = Database::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 {
Database::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("Database::query(".$row['db_name'].",$query)", 0);
} else {
$res = Database::query($query);
if ($log) {
error_log("In ".$row['db_name'].", executed: $query", 0);
}
}
}
}
}
}
}
*/
} else {
echo 'You are not allowed here !';
}