class.ilComponentInstallPluginObjective.php

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<?php

declare(strict_types=1);

use ILIAS\Setup;
use ILIAS\DI;
use ILIAS\Setup\Objective\ClientIdReadObjective;

class ilComponentInstallPluginObjective implements Setup\Objective
{
    protected $plugin_name;

    public function __construct(string $plugin_name)
    {
        $this->plugin_name = $plugin_name;
    }

    public function getHash(): string
    {
        return hash("sha256", self::class . $this->plugin_name);
    }

    public function getLabel(): string
    {
        return "Install plugin $this->plugin_name.";
    }

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

    public function getPreconditions(Setup\Environment $environment): array
    {
        return [
            new ClientIdReadObjective(),
            new \ilIniFilesPopulatedObjective(),
            new \ilDatabaseUpdatedObjective(),
            new \ilComponentPluginAdminInitObjective(),
            new \ilComponentRepositoryExistsObjective(),
            new \ilComponentFactoryExistsObjective()
        ];
    }

    public function achieve(Setup\Environment $environment): Setup\Environment
    {
        $component_repository = $environment->getResource(Setup\Environment::RESOURCE_COMPONENT_REPOSITORY);
        $component_factory = $environment->getResource(Setup\Environment::RESOURCE_COMPONENT_FACTORY);
        $info = $component_repository->getPluginByName($this->plugin_name);

        if (!$info->supportsCLISetup()) {
            throw new \RuntimeException(
                "Plugin $this->plugin_name does not support command line setup."
            );
        }

        if ($info->isInstalled()) {
            throw new \RuntimeException(
                "Plugin $this->plugin_name is already installed."
            );
        }

        $ORIG_DIC = $this->initEnvironment($environment, $component_repository, $component_factory);
        $plugin = $component_factory->getPlugin($info->getId());
        $plugin->install();
        $plugin->update();
        $GLOBALS["DIC"] = $ORIG_DIC;

        return $environment;
    }

    public function isApplicable(Setup\Environment $environment): bool
    {
        $component_repository = $environment->getResource(Setup\Environment::RESOURCE_COMPONENT_REPOSITORY);
        $plugin = $component_repository->getPluginByName($this->plugin_name);

        return !$plugin->isInstalled();
    }

    protected function initEnvironment(
        Setup\Environment $environment,
        \ilComponentRepository $component_repository,
        \ilComponentFactory $component_factory
    ) {
        $db = $environment->getResource(Setup\Environment::RESOURCE_DATABASE);
        $plugin_admin = $environment->getResource(Setup\Environment::RESOURCE_PLUGIN_ADMIN);
        $ini = $environment->getResource(Setup\Environment::RESOURCE_ILIAS_INI);
        $client_ini = $environment->getResource(Setup\Environment::RESOURCE_CLIENT_INI);

        // ATTENTION: This is a total abomination. It only exists to allow various
        // sub components of the various readers to run. This is a memento to the
        // fact, that dependency injection is something we want. Currently, every
        // component could just service locate the whole world via the global $DIC.
        $DIC = $GLOBALS["DIC"];
        $GLOBALS["DIC"] = new DI\Container();
        $GLOBALS["DIC"]["ilDB"] = $db;
        $GLOBALS["DIC"]["ilIliasIniFile"] = $ini;
        $GLOBALS["DIC"]["ilClientIniFile"] = $client_ini;
        $GLOBALS["DIC"]["ilLog"] = new class () extends ilLogger {
            public function __construct()
            {
            }
            public function write(string $a_message, $a_level = ilLogLevel::INFO): void
            {
            }
            public function info(string $a_message): void
            {
            }
            public function warning(string $a_message): void
            {
            }
            public function error(string $a_message): void
            {
            }
            public function debug(string $a_message, array $a_context = []): void
            {
            }
            public function dump($a_variable, int $a_level = ilLogLevel::INFO): void
            {
            }
        };
        $GLOBALS["DIC"]["ilLoggerFactory"] = new class () extends ilLoggerFactory {
            public function __construct()
            {
            }
            public static function getRootLogger(): ilLogger
            {
                return $GLOBALS["DIC"]["ilLog"];
            }
            public static function getLogger(string $a_component_id): ilLogger
            {
                return $GLOBALS["DIC"]["ilLog"];
            }
        };
        $GLOBALS["ilLog"] = $GLOBALS["DIC"]["ilLog"];
        $GLOBALS["DIC"]["ilBench"] = null;
        $GLOBALS["DIC"]["lng"] = new ilLanguage('en');
        $GLOBALS["DIC"]["lng"]->lang_user = 'en';
        $GLOBALS["DIC"]["ilPluginAdmin"] = $plugin_admin;
        $GLOBALS["DIC"]["ilias"] = null;
        $GLOBALS["DIC"]["ilErr"] = null;
        $GLOBALS["DIC"]["tree"] = null;
        $GLOBALS["DIC"]["ilAppEventHandler"] = null;
        $GLOBALS["DIC"]["ilSetting"] = new ilSetting();
        $GLOBALS["DIC"]["component.repository"] = $component_repository;
        $GLOBALS["DIC"]["component.factory"] = $component_factory;
        $GLOBALS["DIC"]["ilUser"] = new class () extends ilObjUser {
            public array $prefs = [];

            public function __construct()
            {
                $this->prefs["language"] = "en";
            }
        };
        $GLOBALS["DIC"]["tree"] = new class () extends ilTree {
            public function __construct()
            {
            }
        };

        if (!defined('DEBUG')) {
            define('DEBUG', false);
        }

        if (!defined('SYSTEM_ROLE_ID')) {
            define('SYSTEM_ROLE_ID', '2');
        }

        if (!defined("ILIAS_ABSOLUTE_PATH")) {
            define("ILIAS_ABSOLUTE_PATH", dirname(__FILE__, 5));
        }

        if (!defined("CLIENT_ID")) {
            define('CLIENT_ID', $client_ini->readVariable('client', 'name'));
        }

        if (!defined("ILIAS_WEB_DIR")) {
            define('ILIAS_WEB_DIR', dirname(__DIR__, 4) . "/data/");
        }

        // initialise this last to make sure the environment defined here
        // will be available for plugins, ilObjectDefinition will create
        // plugin instances, see https://mantis.ilias.de/view.php?id=40890
        $GLOBALS["DIC"]["objDefinition"] = new ilObjectDefinition();

        return $DIC;
    }
}