class.ilLoggerCronCleanErrorFiles.php

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<?php

require_once("Services/Cron/classes/class.ilCronJob.php");
require_once("Services/Logging/classes/error/class.ilLoggingErrorSettings.php");
require_once("Services/Administration/classes/class.ilSetting.php");
require_once("Services/Form/classes/class.ilSubEnabledFormPropertyGUI.php");
require_once("Services/Form/classes/class.ilTextInputGUI.php");
require_once("Services/Calendar/classes/class.ilDateTime.php");
require_once("Services/Cron/classes/class.ilCronJobResult.php");
require_once("Services/Form/classes/class.ilPropertyFormGUI.php");


class ilLoggerCronCleanErrorFiles extends ilCronJob {

        public function __construct() {
                global $lng;

                $this->lng = $lng;
                $this->lng->loadLanguageModule("logging");
                $this->settings = new ilSetting('log');
                $this->error_settings = ilLoggingErrorSettings::getInstance();
        }

        public function getId() {
                return "log_error_file_cleanup";
        }

        public function getTitle() {
                return $this->lng->txt("log_error_file_cleanup_title");
        }

        public function getDescription() {
                return $this->lng->txt("log_error_file_cleanup_info");
        }

        public function getDefaultScheduleType() {
                return self::SCHEDULE_TYPE_IN_DAYS;
        }

        public function getDefaultScheduleValue() {
                return 10;
        }

        public function hasAutoActivation() {
                return false;
        }

        public function hasFlexibleSchedule() {
                return true;
        }

        public function hasCustomSettings() {
                return true;
        }

        public function run() {
                $result = new ilCronJobResult();
                $files = $this->readLogDir($this->error_settings->folder());
                $delete_date = new ilDateTime(date("Y-m-d"), IL_CAL_DATE);
                $delete_date->increment(ilDateTime::DAY, (-1 * $this->settings->get('clear_older_then')));

                foreach ($files as $file) {
                        $file_date = date("Y-m-d", filemtime($this->error_settings->folder()."/".$file));

                        if($file_date <= $delete_date->get(IL_CAL_DATE)) {
                                $this->deleteFile($this->error_settings->folder()."/".$file);
                        }
                }

                $result->setStatus(ilCronJobResult::STATUS_OK);
                return $result;
        }

        protected function readLogDir($path) {
                $ret = array();

                $folder = dir($path);
                while ($file_name = $folder->read()) {
                        if (filetype($path."/".$file_name) != "dir") {
                                $ret[] = $file_name;
                        }
                }
                $folder->close();

                return $ret;
        }

        protected function deleteFile($path) {
                unlink($path);
        }

        public function addCustomSettingsToForm(ilPropertyFormGUI $a_form) {
                $clear_older_then = new ilTextInputGUI($this->lng->txt('frm_clear_older_then'), 'clear_older_then');
                $clear_older_then->setValue($this->settings->get('clear_older_then'));
                $clear_older_then->setInfo($this->lng->txt('frm_clear_older_then_info'));

                $a_form->addItem($clear_older_then);
        }

        public function saveCustomSettings(ilPropertyFormGUI $a_form)
        {
                $this->settings->set('clear_older_then', $a_form->getInput('clear_older_then'));
                return true;
        }
}