254 lines
7.6 KiB
PHP
254 lines
7.6 KiB
PHP
<?php
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define('CLI_SCRIPT', true);
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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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require_once($CFG->libdir . '/clilib.php');
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$usage = "Import a course from ContentMonster
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Usage:
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# php import_cli.php --courseid=<value> --categoryid=<value> --timestamp=<value> [--source=<value>]
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# php import_cli.php [--help|-h]
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Options:
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-h --help Print this help.
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--paramname=<value> Describe the parameter and the meaning of its values.
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";
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list($options, $unrecognised) = cli_get_params([
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'help' => false,
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'courseid' => null,
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'categoryid' => null,
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'timestamp' => null,
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'source' => null,
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], [
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'h' => 'help'
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]);
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if ($unrecognised) {
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$unrecognised = implode(PHP_EOL . ' ', $unrecognised);
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cli_error(get_string('cliunknowoption', 'core_admin', $unrecognised));
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}
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if ($options['help']) {
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cli_writeln($usage);
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exit(2);
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}
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if (empty($options['courseid'])) {
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cli_error('Missing mandatory argument courseid.', 2);
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}
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if (empty($options['categoryid'])) {
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cli_error('Missing mandatory argument categoryid.', 2);
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}
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if (empty($options['timestamp'])) {
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cli_error('Missing mandatory argument timestamp.', 2);
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}
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function generateRandomString($length = 10) {
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$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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$charactersLength = strlen($characters);
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$randomString = '';
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for ($i = 0; $i < $length; $i++) {
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$randomString .= $characters[rand(0, $charactersLength - 1)];
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}
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return $randomString;
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}
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function removePath($path) {
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if(is_dir($path)) {
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$handler = opendir($path);
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if (!$handler) {
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trigger_error('File Error: Failed to open the directory ' . $path, E_USER_ERROR);
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return;
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}
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// list the files in the directory
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while ($file = readdir($handler)) {
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if ($file != '.' && $file != '..')
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removePath($path.DIRECTORY_SEPARATOR.$file);
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}
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// tidy up: close the handler
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closedir($handler);
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if (!rmdir($path)) {
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trigger_error('File Error: Failed to remove folder ' . $path, E_USER_ERROR);
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}
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}
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else {
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// delete it
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if (!unlink($path)) {
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trigger_error('File Error: Failed to remove file ' . $path, E_USER_ERROR);
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}
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}
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}
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$courseid = $options['courseid'];
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$categoryid = $options["categoryid"];
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$timestamp = $options["timestamp"];
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try {
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$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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try {
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$category = $DB->get_record('course_categories', array('id' => $categoryid), '*', MUST_EXIST);
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} catch (Exception $ex) {
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cli_error('Category " . $categoryid . " does not exist.');
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}
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if (!$course) {
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while (!$DB->get_record('course', array('id' => ((int) $courseid) - 1), '*')) {
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$name = generateRandomString();
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$newcourse = restore_dbops::create_new_course("Placeholder " . $name, $name, $category->id);
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if ((int) $newcourse > (int) $courseid) {
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cli_error('Did you delete courses by any chance? Cannot create course ' . $courseid . '.');
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}
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}
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}
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$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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cli_error("Backup file '" . $infile . "' does not exist.");
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}
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if (!is_readable($infile)) {
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cli_error("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 = $shortname;
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}
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$questionfile = $path . DIRECTORY_SEPARATOR . "questions.xml";
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if (file_exists($questionfile)) {
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$questions = new DOMDocument();
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$questions->load($questionfile);
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$questions->save($questionfile . ".bak");
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foreach ($questions->getElementsByTagName("question") as $question) {
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$questiontext = $question->getElementsByTagName("questiontext")->item(0);
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$newquestiontext = strip_tags(html_entity_decode($questiontext->textContent));
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$questiontext->removeChild($questiontext->firstChild);
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$questiontext->appendChild(new DOMText($newquestiontext));
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foreach ($question->getElementsByTagName("answer") as $answer) {
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$answertext = $answer->getElementsByTagName("answertext")->item(0);
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$newanswertext = strip_tags(html_entity_decode($answertext->textContent));
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$answertext->removeChild($answertext->firstChild);
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$answertext->appendChild(new DOMText($newanswertext));
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}
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}
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$questions->save($questionfile);
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}
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if (!$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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cli_writeln("Overwriting current content of existing course -> Course ID: $courseid");
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$rc = new restore_controller($backupdir, $courseid, backup::INTERACTIVE_NO,
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backup::MODE_GENERAL, 2, 0);
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$rc->get_plan()->get_setting('overwrite_conf')->set_value(true);
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$rc->get_plan()->get_setting('keep_roles_and_enrolments')->set_value(true);
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$rc->get_plan()->get_setting('keep_groups_and_groupings')->set_value(true);
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} else {
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cli_writeln("Creating new course to restore backup");
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$courseid = restore_dbops::create_new_course($fullname, $shortname, $category->id);
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$rc = new restore_controller($backupdir, $courseid, backup::INTERACTIVE_NO,
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backup::MODE_GENERAL, 2, backup::TARGET_NEW_COURSE);
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}
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if ($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 = $rc->get_precheck_results();
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cli_error("Restore pre-check failed!");
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}
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$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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$rc->destroy();
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$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', $course);
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removePath($path);
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cli_writeln("New course ID for '$shortname': $courseid in category {$category->id}");
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cli_writeln("OK");
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