eZ\Publish\Core\Persistence\Legacy\User\Role\Gateway\DoctrineDatabase::publishRoleDraft PHP Method

    public function publishRoleDraft($roleDraftId, $originalRoleId = null)
    {
        $query = $this->handler->createUpdateQuery();
        $query->update($this->handler->quoteTable('ezrole'))->set($this->handler->quoteColumn('version'), $query->bindValue(Role::STATUS_DEFINED, null, \PDO::PARAM_INT));
        // Draft was created from an existing role, so published role must get the original ID.
        if ($originalRoleId !== null) {
            $query->set($this->handler->quoteColumn('id'), $query->bindValue($originalRoleId, null, \PDO::PARAM_INT));
        }
        $query->where($query->expr->eq($this->handler->quoteColumn('id'), $query->bindValue($roleDraftId, null, \PDO::PARAM_INT)));
        $statement = $query->prepare();
        $statement->execute();
        $policyQuery = $this->handler->createUpdateQuery();
        $policyQuery->update($this->handler->quoteTable('ezpolicy'))->set($this->handler->quoteColumn('original_id'), $policyQuery->bindValue(0, null, \PDO::PARAM_INT));
        // Draft was created from an existing role, so published policies must get the original role ID.
        if ($originalRoleId !== null) {
            $policyQuery->set($this->handler->quoteColumn('role_id'), $policyQuery->bindValue($originalRoleId, null, \PDO::PARAM_INT));
        }
        $policyQuery->where($policyQuery->expr->eq($this->handler->quoteColumn('role_id'), $policyQuery->bindValue($roleDraftId, null, \PDO::PARAM_INT)));
        $queryStatement = $policyQuery->prepare();
        $queryStatement->execute();
    }