class.ilCronDeleteInactivatedUserAccounts.php

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<?php

declare(strict_types=1);

use ILIAS\Language\Language;
use ILIAS\Cron\Job\Schedule\JobScheduleType;
use ILIAS\Cron\Job\JobResult;
use ILIAS\Cron\CronJob;

class ilCronDeleteInactivatedUserAccounts extends CronJob
{
    private const DEFAULT_INACTIVITY_PERIOD = 365;
    private int $period;
    private array $include_roles;
    private ilSetting $settings;
    private Language $lng;
    private ilRbacReview $rbac_review;
    private ilObjectDataCache $objectDataCache;
    private \ILIAS\HTTP\GlobalHttpState $http;
    private \ILIAS\Refinery\Factory $refinery;

    public function __construct()
    {
        global $DIC;

        if (isset($DIC['http'])) {
            $this->http = $DIC['http'];
        }

        if (isset($DIC['lng'])) {
            $this->lng = $DIC['lng'];
        }

        if (isset($DIC['refinery'])) {
            $this->refinery = $DIC['refinery'];
        }

        if (isset($DIC['ilObjDataCache'])) {
            $this->objectDataCache = $DIC['ilObjDataCache'];
        }

        if (isset($DIC['rbacreview'])) {
            $this->rbac_review = $DIC['rbacreview'];
        }

        if (isset($DIC['ilSetting'])) {
            $this->settings = $DIC['ilSetting'];

            $include_roles = $this->settings->get(
                'cron_inactivated_user_delete_include_roles',
                null
            );
            if ($include_roles === null) {
                $this->include_roles = [];
            } else {
                $this->include_roles = array_filter(array_map('intval', explode(',', $include_roles)));
            }

            $this->period = (int) $this->settings->get(
                'cron_inactivated_user_delete_period',
                (string) self::DEFAULT_INACTIVITY_PERIOD
            );
        }
    }

    public function getId(): string
    {
        return "user_inactivated";
    }

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

    public function getDescription(): string
    {
        return sprintf(
            $this->lng->txt("delete_inactivated_user_accounts_desc"),
            $this->period
        );
    }

    public function getDefaultScheduleType(): JobScheduleType
    {
        return JobScheduleType::DAILY;
    }

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

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

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

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

    public function run(): JobResult
    {
        $status = JobResult::STATUS_NO_ACTION;

        $usr_ids = ilObjUser::_getUserIdsByInactivationPeriod($this->period);

        $counter = 0;
        foreach ($usr_ids as $usr_id) {
            if ($usr_id === ANONYMOUS_USER_ID || $usr_id === SYSTEM_USER_ID) {
                continue;
            }

            foreach ($this->include_roles as $role_id) {
                if ($this->rbac_review->isAssigned($usr_id, $role_id)) {
                    $user = ilObjectFactory::getInstanceByObjId($usr_id);
                    $user->delete();
                    $counter++;
                    break;
                }
            }
        }

        if ($counter > 0) {
            $status = JobResult::STATUS_OK;
        }

        $result = new JobResult();
        $result->setStatus($status);

        return $result;
    }

    public function addCustomSettingsToForm(ilPropertyFormGUI $a_form): void
    {
        $sub_mlist = new ilMultiSelectInputGUI(
            $this->lng->txt('delete_inactivated_user_accounts_include_roles'),
            'cron_inactivated_user_delete_include_roles'
        );
        $sub_mlist->setInfo($this->lng->txt('delete_inactivated_user_accounts_include_roles_desc'));
        $roles = [];
        foreach ($this->rbac_review->getGlobalRoles() as $role_id) {
            if ($role_id !== ANONYMOUS_ROLE_ID) {
                $roles[$role_id] = $this->objectDataCache->lookupTitle($role_id);
            }
        }
        $sub_mlist->setOptions($roles);
        $setting = $this->settings->get('cron_inactivated_user_delete_include_roles', null);
        if ($setting === null) {
            $setting = [];
        } else {
            $setting = explode(',', $setting);
        }
        $sub_mlist->setValue($setting);
        $sub_mlist->setWidth(300);
        $a_form->addItem($sub_mlist);

        $sub_text = new ilNumberInputGUI(
            $this->lng->txt('delete_inactivated_user_accounts_period'),
            'cron_inactivated_user_delete_period'
        );
        $sub_text->allowDecimals(false);
        $sub_text->setInfo($this->lng->txt('delete_inactivated_user_accounts_period_desc'));
        $sub_text->setValue(
            $this->settings->get(
                'cron_inactivated_user_delete_period',
                (string) self::DEFAULT_INACTIVITY_PERIOD
            )
        );
        $sub_text->setSize(4);
        $sub_text->setMaxLength(4);
        $sub_text->setRequired(true);
        $a_form->addItem($sub_text);
    }

    public function saveCustomSettings(ilPropertyFormGUI $a_form): bool
    {
        $roles = implode(',', $this->http->wrapper()->post()->retrieve(
            'cron_inactivated_user_delete_include_roles',
            $this->refinery->byTrying([
                $this->refinery->kindlyTo()->listOf($this->refinery->kindlyTo()->int()),
                $this->refinery->always([])
            ])
        ));

        $period = $this->http->wrapper()->post()->retrieve(
            'cron_inactivated_user_delete_period',
            $this->refinery->byTrying([
                $this->refinery->kindlyTo()->int(),
                $this->refinery->always(null)
            ])
        );

        $this->settings->set('cron_inactivated_user_delete_include_roles', $roles);
        $this->settings->set('cron_inactivated_user_delete_period', (string) ($period ?? self::DEFAULT_INACTIVITY_PERIOD));

        return true;
    }
}