class.ilBookingManagerObjectInfoMigration.php

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<?php

declare(strict_types=1);


use ILIAS\ResourceStorage\Collection\ResourceCollection;
use ILIAS\Setup\Environment;
use ILIAS\Setup\Migration;
use ILIAS\Setup\Objective;

class ilBookingManagerObjectInfoMigration implements Migration
{
    protected \ilResourceStorageMigrationHelper $helper;

    public function getLabel(): string
    {
        return "Migration of booking object info files to the resource storage service.";
    }

    public function getDefaultAmountOfStepsPerRun(): int
    {
        return 1000;
    }

    public function getPreconditions(Environment $environment): array
    {
        return \ilResourceStorageMigrationHelper::getPreconditions();
    }

    public function prepare(Environment $environment): void
    {
        $this->helper = new \ilResourceStorageMigrationHelper(
            new \ilBookObjectInfoStakeholder(),
            $environment
        );
    }

    public function step(Environment $environment): void
    {
        $db = $this->helper->getDatabase();
        $r = $this->helper->getDatabase()->query(
            "SELECT booking_object_id, pool_id, owner FROM booking_object JOIN object_data ON pool_id = obj_id WHERE obj_info_rid IS NULL LIMIT 1;"
        );
        $d = $this->helper->getDatabase()->fetchObject($r);
        $pool_id = (int) $d->pool_id;
        $booking_object_id = (int) $d->booking_object_id;
        $resource_owner_id = (int) $d->owner;
        $base_path = $this->buildAbsolutPath($pool_id, $booking_object_id);
        $pattern = '/[^\.].*/m';
        $rid = "";
        if (is_dir($base_path)) {
            $rid = $this->helper->moveFirstFileOfPatternToStorage(
                $base_path,
                $pattern,
                $resource_owner_id
            );
        }
        $this->helper->getDatabase()->update(
            'booking_object',
            [
                'obj_info_rid' => ['text', (string) $rid]
            ],
            [
                'booking_object_id' => ['integer', $booking_object_id],
                'pool_id' => ['integer', $pool_id]
            ]
        );
    }

    public function getRemainingAmountOfSteps(): int
    {
        $r = $this->helper->getDatabase()->query(
            "SELECT count(booking_object_id) amount FROM booking_object JOIN object_data ON pool_id = obj_id WHERE obj_info_rid IS NULL"
        );
        $d = $this->helper->getDatabase()->fetchObject($r);

        return (int) $d->amount;
    }

    protected function buildAbsolutPath(int $pool_id, int $booking_object_id): string
    {
        return CLIENT_WEB_DIR
            . '/ilBookingManager/'
            . \ilFileSystemAbstractionStorage::createPathFromId(
                $booking_object_id,
                "book"
            ) . "/file";
    }
}