/lib/classes/task/completion_regular_task.php
PHP | 199 lines | 116 code | 28 blank | 55 comment | 26 complexity | be3fed88a2220835b793a76ce7a777d4 MD5 | raw file
Possible License(s): MIT, AGPL-3.0, MPL-2.0-no-copyleft-exception, LGPL-3.0, GPL-3.0, Apache-2.0, LGPL-2.1, BSD-3-Clause
- <?php
- // This file is part of Moodle - http://moodle.org/
- //
- // Moodle is free software: you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // Moodle is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
- /**
- * A scheduled task.
- *
- * @package core
- * @copyright 2015 Josh Willcock
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
- namespace core\task;
- /**
- * Simple task to run the regular completion cron.
- * @copyright 2015 Josh Willcock
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later.
- */
- class completion_regular_task extends scheduled_task {
- /**
- * Get a descriptive name for this task (shown to admins).
- *
- * @return string
- */
- public function get_name() {
- return get_string('taskcompletionregular', 'admin');
- }
- /**
- * Do the job.
- * Throw exceptions on errors (the job will be retried).
- */
- public function execute() {
- global $CFG, $COMPLETION_CRITERIA_TYPES, $DB;
- if ($CFG->enablecompletion) {
- require_once($CFG->libdir . "/completionlib.php");
- // Process each criteria type.
- foreach ($COMPLETION_CRITERIA_TYPES as $type) {
- $object = 'completion_criteria_' . $type;
- require_once($CFG->dirroot . '/completion/criteria/' . $object . '.php');
- $class = new $object();
- // Run the criteria type's cron method, if it has one.
- if (method_exists($class, 'cron')) {
- if (debugging()) {
- mtrace('Running '.$object.'->cron()');
- }
- $class->cron();
- }
- }
- if (debugging()) {
- mtrace('Aggregating completions');
- }
- // Save time started.
- $timestarted = time();
- // Grab all criteria and their associated criteria completions.
- $sql = 'SELECT DISTINCT c.id AS course, cr.id AS criteriaid, crc.userid AS userid,
- cr.criteriatype AS criteriatype, cc.timecompleted AS timecompleted
- FROM {course_completion_criteria} cr
- INNER JOIN {course} c ON cr.course = c.id
- INNER JOIN {course_completions} crc ON crc.course = c.id
- LEFT JOIN {course_completion_crit_compl} cc ON cc.criteriaid = cr.id AND crc.userid = cc.userid
- WHERE c.enablecompletion = 1
- AND crc.timecompleted IS NULL
- AND crc.reaggregate > 0
- AND crc.reaggregate < :timestarted
- ORDER BY course, userid';
- $rs = $DB->get_recordset_sql($sql, ['timestarted' => $timestarted]);
- // Check if result is empty.
- if (!$rs->valid()) {
- $rs->close();
- return;
- }
- $currentuser = null;
- $currentcourse = null;
- $completions = [];
- while (1) {
- // Grab records for current user/course.
- foreach ($rs as $record) {
- // If we are still grabbing the same users completions.
- if ($record->userid === $currentuser && $record->course === $currentcourse) {
- $completions[$record->criteriaid] = $record;
- } else {
- break;
- }
- }
- // Aggregate.
- if (!empty($completions)) {
- if (debugging()) {
- mtrace('Aggregating completions for user ' . $currentuser . ' in course ' . $currentcourse);
- }
- // Get course info object.
- $info = new \completion_info((object)['id' => $currentcourse]);
- // Setup aggregation.
- $overall = $info->get_aggregation_method();
- $activity = $info->get_aggregation_method(COMPLETION_CRITERIA_TYPE_ACTIVITY);
- $prerequisite = $info->get_aggregation_method(COMPLETION_CRITERIA_TYPE_COURSE);
- $role = $info->get_aggregation_method(COMPLETION_CRITERIA_TYPE_ROLE);
- $overallstatus = null;
- $activitystatus = null;
- $prerequisitestatus = null;
- $rolestatus = null;
- // Get latest timecompleted.
- $timecompleted = null;
- // Check each of the criteria.
- foreach ($completions as $params) {
- $timecompleted = max($timecompleted, $params->timecompleted);
- $completion = new \completion_criteria_completion((array)$params, false);
- // Handle aggregation special cases.
- if ($params->criteriatype == COMPLETION_CRITERIA_TYPE_ACTIVITY) {
- completion_cron_aggregate($activity, $completion->is_complete(), $activitystatus);
- } else if ($params->criteriatype == COMPLETION_CRITERIA_TYPE_COURSE) {
- completion_cron_aggregate($prerequisite, $completion->is_complete(), $prerequisitestatus);
- } else if ($params->criteriatype == COMPLETION_CRITERIA_TYPE_ROLE) {
- completion_cron_aggregate($role, $completion->is_complete(), $rolestatus);
- } else {
- completion_cron_aggregate($overall, $completion->is_complete(), $overallstatus);
- }
- }
- // Include role criteria aggregation in overall aggregation.
- if ($rolestatus !== null) {
- completion_cron_aggregate($overall, $rolestatus, $overallstatus);
- }
- // Include activity criteria aggregation in overall aggregation.
- if ($activitystatus !== null) {
- completion_cron_aggregate($overall, $activitystatus, $overallstatus);
- }
- // Include prerequisite criteria aggregation in overall aggregation.
- if ($prerequisitestatus !== null) {
- completion_cron_aggregate($overall, $prerequisitestatus, $overallstatus);
- }
- // If aggregation status is true, mark course complete for user.
- if ($overallstatus) {
- if (debugging()) {
- mtrace('Marking complete');
- }
- $ccompletion = new \completion_completion([
- 'course' => $params->course,
- 'userid' => $params->userid
- ]);
- $ccompletion->mark_complete($timecompleted);
- }
- }
- // If this is the end of the recordset, break the loop.
- if (!$rs->valid()) {
- $rs->close();
- break;
- }
- // New/next user, update user details, reset completions.
- $currentuser = $record->userid;
- $currentcourse = $record->course;
- $completions = [];
- $completions[$record->criteriaid] = $record;
- }
- // Mark all users as aggregated.
- $sql = "UPDATE {course_completions}
- SET reaggregate = 0
- WHERE reaggregate < :timestarted
- AND reaggregate > 0";
- $DB->execute($sql, ['timestarted' => $timestarted]);
- }
- }
- }