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           efrain | 
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           <?php
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           // This file is part of Moodle - http://moodle.org/
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           //
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           // Moodle is free software: you can redistribute it and/or modify
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           // it under the terms of the GNU General Public License as published by
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           // the Free Software Foundation, either version 3 of the License, or
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           // (at your option) any later version.
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           //
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           // Moodle is distributed in the hope that it will be useful,
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           // but WITHOUT ANY WARRANTY; without even the implied warranty of
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           // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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           // GNU General Public License for more details.
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           //
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           // You should have received a copy of the GNU General Public License
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           // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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           /**
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            * Task to cleanup task logs.
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            *
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            * @package    core
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            * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
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            * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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            */
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           namespace core\task;
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           defined('MOODLE_INTERNAL') || die();
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           use core\task\database_logger;
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           use core\task\logmanager;
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           /**
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            * A task to cleanup log entries for tasks.
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            *
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            * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
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            * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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            */
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           class task_log_cleanup_task extends scheduled_task {
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               /**
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                * Get a descriptive name for this task (shown to admins).
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                *
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                * @return string
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                */
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               public function get_name() {
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                   return get_string('tasklogcleanup', 'admin');
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               }
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               /**
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                * Perform the cleanup task.
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                */
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               public function execute() {
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                   $logger = logmanager::get_logger_classname();
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                   if (is_a($logger, database_logger::class, true)) {
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                       $logger::cleanup();
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                   }
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                   // Clean failed ad-hoc tasks.
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                   manager::clean_failed_adhoc_tasks();
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               }
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           }
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