class.ilDatabaseConfigStoredObjective.php

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<?php

declare(strict_types=1);

use ILIAS\Setup\Environment;
use ILIAS\Setup\NotExecutableException;
use ILIAS\Setup\UnachievableException;

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

    public function getLabel(): string
    {
        return "Fill ini with settings for Services/Database";
    }

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

    public function getPreconditions(Environment $environment): array
    {
        return [
            new ilIniFilesLoadedObjective(),
            new ilDatabaseExistsObjective($this->config)
        ];
    }

    public function achieve(Environment $environment): Environment
    {
        $client_ini = $environment->getResource(Environment::RESOURCE_CLIENT_INI);

        $type = $this->config->getType();

        if ($type === 'postgres' || $type === 'pdo-postgre') {
            throw new NotExecutableException('ILIAS 8 no longer Supports POSTGRES');
        }

        $client_ini->setVariable("db", "type", $type);
        $client_ini->setVariable("db", "host", $this->config->getHost());
        $client_ini->setVariable("db", "name", $this->config->getDatabase());
        $client_ini->setVariable("db", "user", $this->config->getUser());
        $client_ini->setVariable("db", "port", (string) ($this->config->getPort() ?? ""));
        $pw = $this->config->getPassword();
        $client_ini->setVariable("db", "pass", $pw !== null ? $pw->toString() : "");

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

        return $environment;
    }

    public function isApplicable(Environment $environment): bool
    {
        $client_ini = $environment->getResource(Environment::RESOURCE_CLIENT_INI);

        $port = $this->config->getPort() ?? "";
        $pass = $this->config->getPassword() !== null ? $this->config->getPassword()->toString() : "";
        if ($client_ini->readVariable("db", "type") !== $this->config->getType()) {
            return true;
        }
        if ($client_ini->readVariable("db", "host") !== $this->config->getHost()) {
            return true;
        }
        if ($client_ini->readVariable("db", "name") !== $this->config->getDatabase()) {
            return true;
        }
        if ($client_ini->readVariable("db", "user") !== $this->config->getUser()) {
            return true;
        }
        if ($client_ini->readVariable("db", "port") !== $port) {
            return true;
        }
        return $client_ini->readVariable("dv", "pass") !== $pass;
    }
}