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<?php
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/* For licensing terms, see /license.txt */
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/**
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* This script moves all courses to a session in the past (closing the month before)
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* @package chamilo.tests.scripts
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*/
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/**
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* Init
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*/
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// comment exit statement before executing
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exit;
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require __DIR__ . '/../../main/inc/global.inc.php';
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$debug = 1;
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// Who will be the general coach assigned to all sessions created?
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$generalCoach = 'username';
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// List of tables that will need an update
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$tables = array(
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'c_announcement' => array('c' => 'c_id', 's' => 'session_id'),
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'c_attendance' => array('c' => 'c_id', 's' => 'session_id'),
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'c_blog' => array('c' => 'c_id', 's' => 'session_id'),
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'c_calendar_event' => array('c' => 'c_id', 's' => 'session_id'),
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'c_chat_connected' => array('c' => 'c_id', 's' => 'session_id'),
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'c_course_description' => array('c' => 'c_id', 's' => 'session_id'),
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'c_document' => array('c' => 'c_id', 's' => 'session_id'),
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'c_dropbox_category' => array('c' => 'c_id', 's' => 'session_id'),
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'c_dropbox_file' => array('c' => 'c_id', 's' => 'session_id'),
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'c_dropbox_post' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_category' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_forum' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_thread' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_thread_qualify' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_thread_qualify_log' => array('c' => 'c_id', 's' => 'session_id'),
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'c_glossary' => array('c' => 'c_id', 's' => 'session_id'),
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'c_group_info' => array('c' => 'c_id', 's' => 'session_id'),
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'c_item_property' => array('c' => 'c_id', 's' => 'id_session'),
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'c_link' => array('c' => 'c_id', 's' => 'session_id'),
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'c_link_category' => array('c' => 'c_id', 's' => 'session_id'),
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'c_lp' => array('c' => 'c_id', 's' => 'session_id'),
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'c_lp_view' => array('c' => 'c_id', 's' => 'session_id'),
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'c_notebook' => array('c' => 'c_id', 's' => 'session_id'),
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'c_quiz' => array('c' => 'c_id', 's' => 'session_id'),
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'c_student_publication' => array('c' => 'c_id', 's' => 'session_id'),
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'c_survey' => array('c' => 'c_id', 's' => 'session_id'),
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'c_survey_invitation' => array('c' => 'c_id', 's' => 'session_id'),
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'c_thematic' => array('c' => 'c_id', 's' => 'session_id'),
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'c_tool' => array('c' => 'c_id', 's' => 'session_id'),
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'c_tool_intro' => array('c' => 'c_id', 's' => 'session_id'),
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'c_wiki' => array('c' => 'c_id', 's' => 'session_id'),
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'c_wiki_mailcue' => array('c' => 'c_id', 's' => 'session_id'),
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'gradebook_category' => array('c' => 'course_code', 's' => 'session_id'),
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//'session_rel_course',
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//'session_rel_course_rel_user',
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//'session_rel_user',
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'track_course_ranking' => array('c' => 'c_id', 's' => 'session_id'),
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'track_e_access' => array('access_cours_code' => 'c_id', 's' => 'access_session_id'),
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'track_e_attempt' => array('c' => 'course_code', 's' => 'session_id'),
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'track_e_course_access' => array('c' => 'course_code', 's' => 'session_id'),
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'track_e_downloads' => array('c' => 'down_cours_id', 's' => 'down_session_id'),
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'track_e_exercices' => array('c' => 'exe_cours_id', 's' => 'session_id'),
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'track_e_item_property' => array('c' => 'course_id', 's' => 'session_id'),
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'track_e_lastaccess' => array('c' => 'access_cours_code', 's' => 'access_session_id'),
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'track_e_links' => array('c' => 'links_cours_id', 's' => 'links_session_id'),
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'track_e_online' => array('c' => 'course', 's' => 'session_id'),
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'track_e_uploads' => array('c' => 'upload_cours_id', 's' => 'upload_session_id'),
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'user_rel_course_vote' => array('c' => 'c_id', 's' => 'session_id'),
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);
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// Users related tables. From those tables above, only a few have data related
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// to users. Other data need not be changed, otherwise the resources will only
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// be visible from a specific session.
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$userTables = array(
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'c_attendance' => array('c' => 'c_id', 's' => 'session_id'),
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'c_blog' => array('c' => 'c_id', 's' => 'session_id'),
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'c_calendar_event' => array('c' => 'c_id', 's' => 'session_id'),
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'c_chat_connected' => array('c' => 'c_id', 's' => 'session_id'),
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'c_dropbox_category' => array('c' => 'c_id', 's' => 'session_id'),
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'c_dropbox_file' => array('c' => 'c_id', 's' => 'session_id'),
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'c_dropbox_post' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_thread' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_thread_qualify' => array('c' => 'c_id', 's' => 'session_id'),
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'c_forum_thread_qualify_log' => array('c' => 'c_id', 's' => 'session_id'),
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'c_group_info' => array('c' => 'c_id', 's' => 'session_id'),
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'c_lp_view' => array('c' => 'c_id', 's' => 'session_id'),
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'c_notebook' => array('c' => 'c_id', 's' => 'session_id'),
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'c_student_publication' => array('c' => 'c_id', 's' => 'session_id'),
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'c_wiki' => array('c' => 'c_id', 's' => 'session_id'),
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'c_wiki_mailcue' => array('c' => 'c_id', 's' => 'session_id'),
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'gradebook_category' => array('c' => 'course_code', 's' => 'session_id'),
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//'session_rel_course',
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//'session_rel_course_rel_user',
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//'session_rel_user',
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'track_course_ranking' => array('c' => 'c_id', 's' => 'session_id'),
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'track_e_access' => array('c' => 'c_id', 's' => 'access_session_id'),
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'track_e_attempt' => array('c' => 'c_id', 's' => 'session_id'),
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'track_e_course_access' => array('c' => 'c_id', 's' => 'session_id'),
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'track_e_downloads' => array('c' => 'c_id', 's' => 'down_session_id'),
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'track_e_exercices' => array('c' => 'c_id', 's' => 'session_id'),
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'track_e_item_property' => array('c' => 'course_id', 's' => 'session_id'),
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'track_e_lastaccess' => array('c' => 'c_id', 's' => 'access_session_id'),
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'track_e_links' => array('c' => 'c_id', 's' => 'links_session_id'),
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'track_e_online' => array('c' => 'c_id', 's' => 'session_id'),
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'track_e_uploads' => array('c' => 'upload_cours_id', 's' => 'upload_session_id'),
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'user_rel_course_vote' => array('c' => 'c_id', 's' => 'session_id'),
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);
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/**
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* Create the sessions
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* For each existing course, create a session that ends on the last day of the
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* past month and starts 2 years before that.
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*/
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$year = date('Y');
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$month = date('m');
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$end = api_strtotime($year.'-'.$month.'-01 00:00:00') - 1;
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$start = $end - (2*365*86400);
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// Prepare a list of admin users to avoid removing their relation to the base course
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$sql = 'SELECT user_id FROM '.Database::get_main_table(TABLE_MAIN_ADMIN);
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$resultAdmin = Database::query($sql);
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$admins = array();
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while ($row = Database::fetch_assoc($resultAdmin)) {
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$admins[] = $row['user_id'];
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}
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$eol = PHP_EOL;
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$eof = PHP_EOL;
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if (php_sapi_name() != 'cli') {
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echo '<pre>';
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$eol = "<br />".PHP_EOL;
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$eof = '</pre>';
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}
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$res = Database::select('id, title, code', Database::get_main_table(TABLE_MAIN_COURSE));
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foreach ($res as $course) {
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if ($debug) {
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echo $course['title'] . $eol;
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}
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$sessionTitle = $course['title'] . ' (' . $month . '/' . $year . ' - a)';
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$startDate = ($year-2) . '-' . $month . '-01';
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$endDate = $year . '-' . $month . '-01';
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$id = SessionManager::create_session(
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$sessionTitle,
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$startDate,
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$endDate,
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0,
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0,
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0,
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$username,
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0,
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SESSION_VISIBLE_READ_ONLY
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);
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while ($id == 'SessionNameAlreadyExists') {
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if ($debug) {
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echo "Could not create session $sessionTitle" . $eol;
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}
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// Increase the last letter
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$sessionTitle = substr($sessionTitle, 0, -1) . chr(ord(substr($sessionTitle, -1, 1))+1);
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$id = SessionManager::create_session(
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$sessionTitle,
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$startDate,
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$endDate,
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0,
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0,
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0,
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$username,
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0,
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SESSION_VISIBLE_READ_ONLY
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);
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}
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if ($debug) {
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echo "Session $sessionTitle created with ID $id" . $eol;
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}
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SessionManager::add_courses_to_session($id, array($course['id']));
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$resultUsers = Database::query("SELECT user_id FROM " . Database::get_main_table(TABLE_MAIN_COURSE_USER). " WHERE c_id = '" . $course['id'] . "'");
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$users = array();
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while ($row = Database::fetch_assoc($resultUsers)) {
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$users[] = $row['user_id'];
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}
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if ($debug) {
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echo count($users) . " users in course " . $course['title'] . " will be moved to session $id (unless they're admins)" . $eol;
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}
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SessionManager::subscribe_users_to_session_course($users, $id, $course['code']);
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foreach ($userTables as $table => $fields) {
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$table = Database::get_main_database().'.'.$table;
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//c_id + course_id = int, others = char
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if ($fields['c'] == 'c_id' or $fields['c'] == 'course_id') {
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$sql = "UPDATE $table SET " . $fields['s'] . " = $id WHERE " . $fields['c'] . " = " . $course['id'];
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} else {
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$sql = "UPDATE $table SET " . $fields['s'] . " = $id WHERE " . $fields['c'] . " = '" . $course['code'] . "'";
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}
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if ($debug) {
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echo $sql . $eol;
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}
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$resultChange = Database::query($sql);
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}
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// Now clean up by un-subscribing the user from the course itself manually
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// to avoid deleting other stuff
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foreach ($users as $user) {
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if (in_array($user, $admins)) {
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// Skip un-subscribing of admin users
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continue;
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}
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$table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
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$sql = "DELETE FROM $table WHERE user_id = $user AND c_id = '" . $course['id'] . "'";
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if ($debug) {
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echo $sql . $eol;
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}
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$resultRemove = Database::query($sql);
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}
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}
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if ($debug) {
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echo "End of moving process" . $eol;
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}
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echo $eof;
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