class.ilBackgroundTasksConfigStoredObjective.php

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<?php

use ILIAS\Setup\Objective;
use ILIAS\Setup\Environment;
use ILIAS\Setup\UnachievableException;

class ilBackgroundTasksConfigStoredObjective implements Objective
{
    public function __construct(protected ilBackgroundTasksSetupConfig $config)
    {
    }

    public function getHash(): string
    {
        return hash("sha256", self::class);
    }

    public function getLabel(): string
    {
        return "Fill ini with settings for components/ILIAS/BackgroundTasks_";
    }

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

    public function getPreconditions(Environment $environment): array
    {
        return [
            new ilIniFilesLoadedObjective()
        ];
    }

    public function achieve(Environment $environment): Environment
    {
        $ini = $environment->getResource(Environment::RESOURCE_ILIAS_INI);

        if (!$ini->groupExists("background_tasks")) {
            $ini->addGroup("background_tasks");
        }

        $ini->setVariable("background_tasks", "concurrency", $this->config->getType());
        $ini->setVariable("background_tasks", "number_of_concurrent_tasks", $this->config->getMaxCurrentTasks());

        if (!$ini->write()) {
            throw new UnachievableException("Could not write ilias.ini.php");
        }

        return $environment;
    }

    public function isApplicable(Environment $environment): bool
    {
        $ini = $environment->getResource(Environment::RESOURCE_ILIAS_INI);
        if (!$ini->groupExists("background_tasks")) {
            return true;
        }
        if ($ini->readVariable("background_tasks", "concurrency") !== $this->config->getType()) {
            return true;
        }
        return $ini->readVariable("background_tasks", "number_of_concurrent_tasks") !== $this->config->getMaxCurrentTasks();
    }
}