public function run(): void
    {
        $crop = $GLOBALS['TL_CROP'];

        if (empty($crop)) {
            return;
        }

        $options = [];

        foreach ($crop as $group => $modes) {
            $options[] = array_values($modes);
        }

        if (!empty($options)) {
            $options = array_merge(...$options);
        }

        $rows = $this->connection->fetchAll('
            SELECT
                id
            FROM
                tl_image_size
        ');

        foreach ($rows as $imageSize) {
            $options[] = $imageSize['id'];
        }

        // Add the database fields
        $this->connection->query('
            ALTER TABLE
                tl_user
            ADD
                imageSizes blob NULL
        ');

        $this->connection->query('
            ALTER TABLE
                tl_user_group
            ADD
                imageSizes blob NULL
        ');

        // Grant access to all existing image sizes at group level
        $stmt = $this->connection->prepare('
            UPDATE
                tl_user_group
            SET
                imageSizes = :options
        ');

        $stmt->execute([':options' => serialize($options)]);
    }
public function run(): void
    {
        $crop = $GLOBALS['TL_CROP'];

        if (empty($crop)) {
            return;
        }

        $options = [];

        foreach ($crop as $group => $modes) {
            $options[] = array_values($modes);
        }

        if (!empty($options)) {
            $options = array_merge(...$options);
        }

        $rows = $this->connection->fetchAll('
            SELECT
                id
            FROM
                tl_image_size
        ');

        foreach ($rows as $imageSize) {
            $options[] = $imageSize['id'];
        }

        // Add the database fields
        $this->connection->query('
            ALTER TABLE
                tl_user
            ADD
                imageSizes blob NULL
        ');

        $this->connection->query('
            ALTER TABLE
                tl_user_group
            ADD
                imageSizes blob NULL
        ');

        // Grant access to all existing image sizes at group level
        $stmt = $this->connection->prepare('
            UPDATE
                tl_user_group
            SET
                imageSizes = :options
        ');

        $stmt->execute([':options' => serialize($options)]);
    }
{@inheritdoc}