137 lines
3.8 KiB
PHP
137 lines
3.8 KiB
PHP
<?php
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require_once("../../config.php");
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require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');
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require_once($CFG->dirroot . "/backup/util/includes/restore_includes.php");
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$courseid = $_GET["courseid"];
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$categoryid = $_GET["categoryid"];
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$timestamp = $_GET["timestamp"];
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try {
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$course = get_course($courseid);
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} catch (Exception $ex) {
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$course = null;
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}
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if (!$course) {
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if (!get_course(((int) $courseid) - 1)) {
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die("Cannot recreate course with this ID!");
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}
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}
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if ($course && !$categoryid) {
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$categoryid = $course->category;
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}
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$category = $DB->get_record('course_categories', array('id' => $categoryid), '*', MUST_EXIST);
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$replicationconfig = get_config('local_replication');
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$directory = $replicationconfig->directory;
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$infile = $directory . DIRECTORY_SEPARATOR . "course_" . $courseid . "_" . $categoryid . "_" . $timestamp . ".mbz";
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if (empty($CFG->tempdir)) {
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$CFG->tempdir = $CFG->dataroot . DIRECTORY_SEPARATOR . 'temp';
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}
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if (!file_exists($infile)) {
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die("Backup file '" . $infile . "' does not exist.");
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}
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if (!is_readable($infile)) {
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die("Backup file '" . $infile . "' is not readable.");
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}
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$backupdir = "restore_" . uniqid();
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if (isset($CFG->backuptempdir)){
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$path = $CFG->backuptempdir . DIRECTORY_SEPARATOR . $backupdir;
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}
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else{
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$path = $CFG->tempdir . DIRECTORY_SEPARATOR . "backup" . DIRECTORY_SEPARATOR . $backupdir;
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}
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$fp = get_file_packer('application/vnd.moodle.backup');
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$fp->extract_to_pathname($infile, $path);
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$xmlfile = $path . DIRECTORY_SEPARATOR . "course" . DIRECTORY_SEPARATOR . "course.xml";
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$xml = simplexml_load_file($xmlfile);
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$fullname = $xml->xpath('/course/fullname');
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if (!$fullname) {
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$fullname = $xml->xpath('/MOODLE_BACKUP/COURSE/HEADER/FULLNAME');
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}
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$shortname = $xml->xpath('/course/shortname');
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if (!$shortname) {
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$shortname = $xml->xpath('/MOODLE_BACKUP/COURSE/HEADER/SHORTNAME');
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}
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$fullname = (string)($fullname[0]);
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$shortname = (string)($shortname[0]);
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if (!$fullname) {
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$fullname = $shortname;
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}
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if (!$course && $DB->get_record('course', array('category' => $category->id, 'shortname' => $shortname))) {
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$matches = NULL;
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preg_match('/(.*)_(\d+)$/', $shortname, $matches);
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if ($matches) {
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$base = $matches[1];
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$number = $matches[2];
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} else {
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$base = $shortname;
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$number = 1;
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}
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$shortname = $base . '_' . $number;
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while ($DB->get_record('course', array('category' => $category->id, 'shortname' => $shortname))) {
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$number++;
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$shortname = $base . '_' . $number;
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}
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}
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if ($course) {
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echo "Overwriting current content of existing course -> Course ID: $courseid\n";
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$rc = new restore_controller($backupdir, $courseid, backup::INTERACTIVE_NO,
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backup::MODE_GENERAL, $USER->id, 0);
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} else {
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echo "Creating new course to restore backup\n";
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$courseid = restore_dbops::create_new_course($fullname, $shortname, $category->id);
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$rc = new restore_controller($backupdir, $courseid, backup::INTERACTIVE_NO,
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backup::MODE_GENERAL, $USER->id, backup::TARGET_NEW_COURSE);
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}
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if ($rc->get_status() == backup::STATUS_REQUIRE_CONV) {
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$rc->convert();
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}
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$plan = $rc->get_plan();
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if (!$rc->execute_precheck()){
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$check = $rc->get_precheck_results();
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echo("Restore pre-check failed!");
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var_dump($check);
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die();
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}
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$deletingoptions = array();
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$deletingoptions['keep_roles_and_enrolments'] = 1;
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$deletingoptions['keep_groups_and_groupings'] = 1;
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restore_dbops::delete_course_content($courseid, $deletingoptions);
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$rc->execute_plan();
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$rc->destroy();
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#unlink($infile);
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$course = get_course($courseid);
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$course->category = $categoryid;
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$course->fullname = $fullname;
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$course->shortname = $shortname;
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$DB->update_record('course', $course);
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echo "New course ID for '$shortname': $courseid in category {$category->id}\n";
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echo "OK"
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