/**
* C'est une copie de la commande moosh
* https://github.com/tmuras/moosh/blob/master/Moosh/Command/Moodle23/Course/CourseBackup.php
* @param $shortname
* @param $savepath
*/
public static function execute($shortname, $savepath)
{
global $CFG, $DB, $USER;
require_once $CFG->dirroot . '/backup/util/includes/backup_includes.php';
error_reporting(E_ALL);
ini_set('display_errors', true);
//check if course id exists
$course = $DB->get_record('course', array('shortname' => $shortname), '*', MUST_EXIST);
$shortname = str_replace(' ', '_', $course->shortname);
$filename = $savepath . '/backup_' . str_replace('/', '_', $shortname) . '_' . date('Y.m.d') . '.mbz';
//check if destination file does not exist and can be created
if (file_exists($filename)) {
cli_error("File '{$filename}' already exists, I will not over-write it.");
}
$bc = new \backup_controller(\backup::TYPE_1COURSE, $course->id, \backup::FORMAT_MOODLE, \backup::INTERACTIVE_YES, \backup::MODE_GENERAL, 2);
// 2 correspond à user admin!
$tasks = $bc->get_plan()->get_tasks();
foreach ($tasks as &$task) {
if ($task instanceof \backup_root_task) {
$setting = $task->get_setting('users');
$setting->set_value('0');
$setting = $task->get_setting('anonymize');
$setting->set_value('1');
$setting = $task->get_setting('role_assignments');
$setting->set_value('1');
$setting = $task->get_setting('filters');
$setting->set_value('1');
$setting = $task->get_setting('comments');
$setting->set_value('0');
$setting = $task->get_setting('logs');
$setting->set_value('0');
$setting = $task->get_setting('grade_histories');
$setting->set_value('0');
}
}
$bc->set_status(\backup::STATUS_AWAITING);
$bc->execute_plan();
$result = $bc->get_results();
if (isset($result['backup_destination']) && $result['backup_destination']) {
$file = $result['backup_destination'];
/** @var $file stored_file */
if (!$file->copy_content_to($filename)) {
cli_error("Problems copying final backup to '" . $filename . "'");
} else {
printf("%s\n", $filename);
}
} else {
echo $bc->get_backupid();
}
}
/**
* Launches a automated backup routine for the given course
*
* @param stdClass $course
* @param int $starttime
* @param int $userid
* @return bool
*/
public static function launch_automated_backup($course, $starttime, $userid)
{
$outcome = self::BACKUP_STATUS_OK;
$config = get_config('backup');
$dir = $config->backup_auto_destination;
$storage = (int) $config->backup_auto_storage;
$bc = new backup_controller(backup::TYPE_1COURSE, $course->id, backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_AUTOMATED, $userid);
try {
// Set the default filename.
$format = $bc->get_format();
$type = $bc->get_type();
$id = $bc->get_id();
$users = $bc->get_plan()->get_setting('users')->get_value();
$anonymised = $bc->get_plan()->get_setting('anonymize')->get_value();
$bc->get_plan()->get_setting('filename')->set_value(backup_plan_dbops::get_default_backup_filename($format, $type, $id, $users, $anonymised));
$bc->set_status(backup::STATUS_AWAITING);
$bc->execute_plan();
$results = $bc->get_results();
$outcome = self::outcome_from_results($results);
$file = $results['backup_destination'];
// May be empty if file already moved to target location.
if (empty($dir) && $storage !== 0) {
// This is intentionally left as a warning instead of an error because of the current behaviour of backup settings.
// See MDL-48266 for details.
$bc->log('No directory specified for automated backups', backup::LOG_WARNING);
$outcome = self::BACKUP_STATUS_WARNING;
} else {
if ($storage !== 0 && (!file_exists($dir) || !is_dir($dir) || !is_writable($dir))) {
// If we need to copy the backup file to an external dir and it is not writable, change status to error.
$bc->log('Specified backup directory is not writable - ', backup::LOG_ERROR, $dir);
$dir = null;
$outcome = self::BACKUP_STATUS_ERROR;
}
}
// Copy file only if there was no error.
if ($file && !empty($dir) && $storage !== 0 && $outcome != self::BACKUP_STATUS_ERROR) {
$filename = backup_plan_dbops::get_default_backup_filename($format, $type, $course->id, $users, $anonymised, !$config->backup_shortname);
if (!$file->copy_content_to($dir . '/' . $filename)) {
$bc->log('Attempt to copy backup file to the specified directory failed - ', backup::LOG_ERROR, $dir);
$outcome = self::BACKUP_STATUS_ERROR;
}
if ($outcome != self::BACKUP_STATUS_ERROR && $storage === 1) {
if (!$file->delete()) {
$outcome = self::BACKUP_STATUS_WARNING;
$bc->log('Attempt to delete the backup file from course automated backup area failed - ', backup::LOG_WARNING, $file->get_filename());
}
}
}
} catch (moodle_exception $e) {
$bc->log('backup_auto_failed_on_course', backup::LOG_ERROR, $course->shortname);
// Log error header.
$bc->log('Exception: ' . $e->errorcode, backup::LOG_ERROR, $e->a, 1);
// Log original exception problem.
$bc->log('Debug: ' . $e->debuginfo, backup::LOG_DEBUG, null, 1);
// Log original debug information.
$outcome = self::BACKUP_STATUS_ERROR;
}
// Delete the backup file immediately if something went wrong.
if ($outcome === self::BACKUP_STATUS_ERROR) {
// Delete the file from file area if exists.
if (!empty($file)) {
$file->delete();
}
// Delete file from external storage if exists.
if ($storage !== 0 && !empty($filename) && file_exists($dir . '/' . $filename)) {
@unlink($dir . '/' . $filename);
}
}
$bc->destroy();
unset($bc);
return $outcome;
}
/**
* Launches a automated backup routine for the given course
*
* @param stdClass $course
* @param int $starttime
* @param int $userid
* @return bool
*/
public static function launch_automated_backup($course, $starttime, $userid)
{
$config = get_config('backup');
$bc = new backup_controller(backup::TYPE_1COURSE, $course->id, backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_AUTOMATED, $userid);
try {
$settings = array('users' => 'backup_auto_users', 'role_assignments' => 'backup_auto_role_assignments', 'activities' => 'backup_auto_activities', 'blocks' => 'backup_auto_blocks', 'filters' => 'backup_auto_filters', 'comments' => 'backup_auto_comments', 'completion_information' => 'backup_auto_userscompletion', 'logs' => 'backup_auto_logs', 'histories' => 'backup_auto_histories');
foreach ($settings as $setting => $configsetting) {
if ($bc->get_plan()->setting_exists($setting)) {
$bc->get_plan()->get_setting($setting)->set_value($config->{$configsetting});
}
}
// Set the default filename
$format = $bc->get_format();
$type = $bc->get_type();
$id = $bc->get_id();
$users = $bc->get_plan()->get_setting('users')->get_value();
$anonymised = $bc->get_plan()->get_setting('anonymize')->get_value();
$bc->get_plan()->get_setting('filename')->set_value(backup_plan_dbops::get_default_backup_filename($format, $type, $id, $users, $anonymised));
$bc->set_status(backup::STATUS_AWAITING);
$outcome = $bc->execute_plan();
$results = $bc->get_results();
$file = $results['backup_destination'];
$dir = $config->backup_auto_destination;
$storage = (int) $config->backup_auto_storage;
if (!file_exists($dir) || !is_dir($dir) || !is_writable($dir)) {
$dir = null;
}
if (!empty($dir) && $storage !== 0) {
$filename = backup_plan_dbops::get_default_backup_filename($format, $type, $course->id, $users, $anonymised, true);
$outcome = $file->copy_content_to($dir . '/' . $filename);
if ($outcome && $storage === 1) {
$file->delete();
}
}
$outcome = true;
} catch (backup_exception $e) {
$bc->log('backup_auto_failed_on_course', backup::LOG_WARNING, $course->shortname);
$outcome = false;
}
$bc->destroy();
unset($bc);
return true;
}
/**
* Launches a automated backup routine for the given course
*
* @param stdClass $course
* @param int $starttime
* @param int $userid
* @return bool
*/
public static function launch_automated_backup($course, $starttime, $userid)
{
$outcome = self::BACKUP_STATUS_OK;
$config = get_config('backup');
$dir = $config->backup_auto_destination;
$storage = (int) $config->backup_auto_storage;
$bc = new backup_controller(backup::TYPE_1COURSE, $course->id, backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_AUTOMATED, $userid);
try {
$settings = array('users' => 'backup_auto_users', 'role_assignments' => 'backup_auto_role_assignments', 'activities' => 'backup_auto_activities', 'blocks' => 'backup_auto_blocks', 'filters' => 'backup_auto_filters', 'comments' => 'backup_auto_comments', 'badges' => 'backup_auto_badges', 'completion_information' => 'backup_auto_userscompletion', 'logs' => 'backup_auto_logs', 'histories' => 'backup_auto_histories', 'questionbank' => 'backup_auto_questionbank');
foreach ($settings as $setting => $configsetting) {
if ($bc->get_plan()->setting_exists($setting)) {
if (isset($config->{$configsetting})) {
$bc->get_plan()->get_setting($setting)->set_value($config->{$configsetting});
}
}
}
// Set the default filename.
$format = $bc->get_format();
$type = $bc->get_type();
$id = $bc->get_id();
$users = $bc->get_plan()->get_setting('users')->get_value();
$anonymised = $bc->get_plan()->get_setting('anonymize')->get_value();
$bc->get_plan()->get_setting('filename')->set_value(backup_plan_dbops::get_default_backup_filename($format, $type, $id, $users, $anonymised));
$bc->set_status(backup::STATUS_AWAITING);
$bc->execute_plan();
$results = $bc->get_results();
$outcome = self::outcome_from_results($results);
$file = $results['backup_destination'];
// May be empty if file already moved to target location.
if (!file_exists($dir) || !is_dir($dir) || !is_writable($dir)) {
$dir = null;
}
// Copy file only if there was no error.
if ($file && !empty($dir) && $storage !== 0 && $outcome != self::BACKUP_STATUS_ERROR) {
$filename = backup_plan_dbops::get_default_backup_filename($format, $type, $course->id, $users, $anonymised, !$config->backup_shortname);
if (!$file->copy_content_to($dir . '/' . $filename)) {
$outcome = self::BACKUP_STATUS_ERROR;
}
if ($outcome != self::BACKUP_STATUS_ERROR && $storage === 1) {
$file->delete();
}
}
} catch (moodle_exception $e) {
$bc->log('backup_auto_failed_on_course', backup::LOG_ERROR, $course->shortname);
// Log error header.
$bc->log('Exception: ' . $e->errorcode, backup::LOG_ERROR, $e->a, 1);
// Log original exception problem.
$bc->log('Debug: ' . $e->debuginfo, backup::LOG_DEBUG, null, 1);
// Log original debug information.
$outcome = self::BACKUP_STATUS_ERROR;
}
// Delete the backup file immediately if something went wrong.
if ($outcome === self::BACKUP_STATUS_ERROR) {
// Delete the file from file area if exists.
if (!empty($file)) {
$file->delete();
}
// Delete file from external storage if exists.
if ($storage !== 0 && !empty($filename) && file_exists($dir . '/' . $filename)) {
@unlink($dir . '/' . $filename);
}
}
$bc->destroy();
unset($bc);
return $outcome;
}
/**
*
*/
public function create_preset_from_backup($userdata)
{
global $CFG, $USER, $SESSION;
require_once "{$CFG->dirroot}/backup/util/includes/backup_includes.php";
$df = mod_dataform_dataform::instance($this->_dataformid);
$users = 0;
$anon = 0;
switch ($userdata) {
case 'dataanon':
$anon = 1;
case 'data':
$users = 1;
}
// Store preset settings in $SESSION.
$SESSION->{"dataform_{$df->cm->id}_preset"} = "{$users} {$anon}";
$bc = new backup_controller(backup::TYPE_1ACTIVITY, $df->cm->id, backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id);
// Clear preset settings from $SESSION.
unset($SESSION->{"dataform_{$df->cm->id}_preset"});
// Set users and anon in plan.
$bc->get_plan()->get_setting('users')->set_value($users);
$bc->get_plan()->get_setting('anonymize')->set_value($anon);
$bc->set_status(backup::STATUS_AWAITING);
$bc->execute_plan();
$bc->destroy();
$fs = get_file_storage();
if ($users and !$anon) {
$contextid = $df->context->id;
$files = $fs->get_area_files($contextid, 'backup', 'activity', 0, 'timemodified', false);
} else {
$usercontext = context_user::instance($USER->id);
$contextid = $usercontext->id;
$files = $fs->get_area_files($contextid, 'user', 'backup', 0, 'timemodified', false);
}
if (!empty($files)) {
$coursecontext = context_course::instance($df->course->id);
foreach ($files as $file) {
if ($file->get_contextid() != $contextid) {
continue;
}
$preset = new object();
$preset->contextid = $coursecontext->id;
$preset->component = 'mod_dataform';
$preset->filearea = self::PRESET_COURSEAREA;
$preset->filepath = '/';
$preset->filename = clean_filename(str_replace(' ', '_', $df->name) . '-dataform-preset-' . gmdate("Ymd_Hi") . '-' . str_replace(' ', '-', get_string("preset{$userdata}", 'dataform')) . '.mbz');
$fs->create_file_from_storedfile($preset, $file);
$file->delete();
return true;
}
}
return false;
}
