class.ilSCCronTrash.php

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<?php

declare(strict_types=1);

class ilSCCronTrash extends ilCronJob
{
    protected ilLanguage $lng;
    protected ilTree $tree;
    protected ilObjectDefinition $objDefinition;

    public function __construct()
    {
        global $DIC;

        $this->lng = $DIC->language();
        $this->tree = $DIC->repositoryTree();
        $this->objDefinition = $DIC['objDefinition'];
        $this->lng->loadLanguageModule('sysc');
    }

    public function getId(): string
    {
        return 'sysc_trash';
    }

    public function getTitle(): string
    {
        return $this->lng->txt('sysc_cron_empty_trash');
    }

    public function getDescription(): string
    {
        return $this->lng->txt('sysc_cron_empty_trash_desc');
    }

    public function getDefaultScheduleType(): int
    {
        return self::SCHEDULE_TYPE_WEEKLY;
    }

    public function getValidScheduleTypes(): array
    {
        return [
            self::SCHEDULE_TYPE_DAILY,
            self::SCHEDULE_TYPE_WEEKLY,
            self::SCHEDULE_TYPE_MONTHLY,
            self::SCHEDULE_TYPE_QUARTERLY,
            self::SCHEDULE_TYPE_YEARLY
        ];
    }

    public function getDefaultScheduleValue(): ?int
    {
        return 1;
    }

    public function hasAutoActivation(): bool
    {
        return false;
    }

    public function hasFlexibleSchedule(): bool
    {
        return true;
    }

    public function hasCustomSettings(): bool
    {
        return true;
    }

    public function addCustomSettingsToForm(ilPropertyFormGUI $a_form): void
    {
        $this->lng->loadLanguageModule('sysc');

        $settings = new ilSetting('sysc');

        // limit number
        $num = new ilNumberInputGUI($this->lng->txt('sysc_trash_limit_num'), 'number');
        $num->allowDecimals(false);
        $num->setInfo($this->lng->txt('purge_count_limit_desc'));
        $num->setSize(10);
        $num->setMinValue(1);
        $num->setValue($settings->get('num', ''));
        $a_form->addItem($num);

        $age = new ilNumberInputGUI($this->lng->txt('sysc_trash_limit_age'), 'age');
        $age->allowDecimals(false);
        $age->setInfo($this->lng->txt('purge_age_limit_desc'));
        $age->setSize(4);
        $age->setMinValue(1);
        $age->setMaxLength(4);

        if ($settings->get('age', '')) {
            $age->setValue($settings->get('age', ''));
        }

        $a_form->addItem($age);

        // limit types
        $types = new ilSelectInputGUI($this->lng->txt('sysc_trash_limit_type'), 'types');
        $sub_objects = $this->tree->lookupTrashedObjectTypes();

        $options = [];
        $options[0] = '';
        foreach ($sub_objects as $obj_type) {
            if (!$this->objDefinition->isRBACObject($obj_type) || !$this->objDefinition->isAllowedInRepository($obj_type)) {
                continue;
            }
            $options[$obj_type] = $this->lng->txt('obj_' . $obj_type);
        }
        asort($options);
        $types->setOptions($options);
        $types->setValue($settings->get('types', ''));
        $a_form->addItem($types);
    }

    public function saveCustomSettings(ilPropertyFormGUI $a_form): bool
    {
        $settings = new ilSetting('sysc');

        if ((string) $a_form->getInput('number') === '') {
            $settings->delete('num');
        } else {
            $settings->set('num', (string) ((int) $a_form->getInput('number')));
        }

        if ((string) $a_form->getInput('age') === '') {
            $settings->delete('age');
        } else {
            $settings->set('age', (string) ((int) $a_form->getInput('age')));
        }

        if ($a_form->getInput('types') === '') {
            $settings->delete('types');
        } else {
            $settings->set('types', $a_form->getInput('types'));
        }

        return true; // #18579
    }

    public function run(): ilCronJobResult
    {
        $trash = new ilSystemCheckTrash();
        $trash->setMode(ilSystemCheckTrash::MODE_TRASH_REMOVE);

        $settings = new ilSetting('sysc');

        $trash->setNumberLimit((int) $settings->get('num', '0'));
        $trash->setTypesLimit(array_filter([$settings->get('types', '')]));

        $age = (int) $settings->get('age', '0');
        if ($age) {
            $date = new ilDateTime(time(), IL_CAL_UNIX);
            $date->increment(IL_CAL_DAY, $age * -1);
            $trash->setAgeLimit($date);
        }
        $trash->start();

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