Config::initialize() - Code Metrics - Inspection of "feat: mise en place des Registrars" - blitz-php/framework - Measure and Improve Code Quality continuously with Scrutinizer

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by Dimitri
created 2023-10-09 08:22 UTC
Config::initialize() A

↳ Parent: Config
Complexity

Conditions	2
Paths	2
Size

Total Lines	17
Code Lines	10
Duplication

Lines	0
Ratio	0 %
Importance

Changes	1
Bugs	0	Features	0
Metric	Value
cc	2
eloc	10
c	1
b	0
f	0
nc	2
nop	0
dl	0
loc	17
rs	9.9332
<?php

/**
 * This file is part of Blitz PHP framework.
 *
 * (c) 2022 Dimitri Sitchet Tomkeu <[email protected]>
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */

namespace BlitzPHP\Config;

use BlitzPHP\Autoloader\Autoloader;
use BlitzPHP\Autoloader\Locator;
use BlitzPHP\Container\Services;
use BlitzPHP\Exceptions\ConfigException;
use BlitzPHP\Utilities\Helpers;
use BlitzPHP\Utilities\Iterable\Arr;
use InvalidArgumentException;
use Nette\Schema\Expect;
use Nette\Schema\Schema;
use ReflectionClass;
use ReflectionMethod;

class Config
{
    /**
     * Fichier de configuration déjà chargé
     */
    private static array $loaded = [];

	/**
	 * Different registrars decouverts.
	 * 
	 * Les registrars sont des mecanismes permettant aux packages externe de definir un elements de configuration
	 */
	private static array $registrars = [];

    /**
     * Drapeau permettant de savoir si la config a deja ete initialiser
     */
    private static bool $initialized = false;

    private Configurator $configurator;

    public function __construct()
    {
        $this->configurator = new Configurator();
        $this->initialize();
    }

    /**
     * Détermine si une clé de configuration existe.
     */
    public function exists(string $key): bool
    {
        if (! $this->configurator->exists($key)) {
            $config = explode('.', $key);
            $this->load($config[0]);

            return $this->configurator->exists(implode('.', $config));
        }

        return true;
    }

    /**
     * Détermine s'il y'a une clé de configuration.
     */
    public function has(string $key): bool
    {
        return $this->exists($key);
    }

    /**
     * Détermine s'il manque une clé de configuration.
     */
    public function missing(string $key): bool
    {
        return ! $this->exists($key);
    }

    /**
     * Renvoyer une configuration de l'application
     *
     * @return mixed
     */
    public function get(string $key, mixed $default = null)
    {
        if ($this->exists($key)) {
            return $this->configurator->get($key);
        }

        if (func_num_args() > 1) {
            return $default;
        }

        $path = explode('.', $key);

        throw ConfigException::notFound(implode(' » ', $path));
    }

    /**
     * Définir une configuration de l'application
     *
     * @param mixed $value
     */
    public function set(string $key, $value)
    {
        $this->configurator->set($key, $value);
    }

    /**
     * Charger la configuration spécifique dans le scoope
     *
     * @param string|string[] $config
     */
    public function load($config, ?string $file = null, ?Schema $schema = null)
    {
        if (is_array($config)) {
            foreach ($config as $key => $value) {
                if (! is_string($value) || empty($value)) {
                    continue;
                }
                if (is_string($key)) {
                    $file = $value;
                    $conf = $key;
                } else {
                    $file = null;
                    $conf = $value;
                }
                self::load($conf, $file);
                      load($conf, $file);
            }
        } elseif (is_string($config) && ! isset(self::$loaded[$config])) {
            if (empty($file)) {
                $file = self::path($config);
            }

            $configurations = [];
            if (file_exists($file) && ! in_array($file, get_included_files(), true)) {
                $configurations = (array) require $file;
            }

			$configurations = Arr::merge(self::$registrars[$config] ?? [], $configurations);

            if (empty($schema)) {
                $schema = self::schema($config);
            }

            $this->configurator->addSchema($config, $schema, false);
            $this->configurator->merge([$config => $configurations]);

            self::$loaded[$config] = $file;
        }
    }

    /**
     * Affiche l'exception dû à la mauvaise definition d'une configuration
     *
     * @param array|string $accepts_values
     * @param string       $group          (app, data, database, etc.)
     */
    public static function exceptBadConfigValue(string $config_key, $accepts_values, string $group)
    {
        if (is_array($accepts_values)) {
            $accepts_values = '(Accept values: ' . implode('/', $accepts_values) . ')';
        } elseif (! is_string($accepts_values)) {

            throw new InvalidArgumentException('Misuse of the method ' . __METHOD__);
        }

        throw new ConfigException("The '{$group}.{$config_key} configuration is not set correctly. {$accepts_values} \n Please edit '{" . self::path($group) . "}' file to correct it");
    }

    /**
     * Renvoie le chemin du fichier d'un groupe de configuration donné
     */
    public static function path(string $path): string
    {
        $path = preg_replace('#\.php$#', '', $path);

        if (file_exists($file = CONFIG_PATH . $path . '.php')) {
            return $file;
        }

        $paths = Services::locator()->search('Config/' . $path);

        if (isset($paths[0]) && file_exists($path[0])) {
            return $paths[0];
        }

        return '';
    }

    /**
     * Retrouve le schema de configuration d'un groupe
     */
    public static function schema(string $key): Schema
    {
        $file        = 'schemas' . DS . Helpers::ensureExt($key . '.config', 'php');
        $syst_schema = SYST_PATH . 'Constants' . DS . $file;
        $app_schema  = CONFIG_PATH . $file;

        if (file_exists($syst_schema)) {
            $schema = require $syst_schema;
        } elseif (file_exists($app_schema)) {
            $schema = require $app_schema;
        }

        if (empty($schema) || ! ($schema instanceof Schema)) {
            $schema = Expect::mixed();
        }

        return $schema;
    }

    /**
     * Initialiser la configuration du système avec les données des fichier de configuration
     */
    private function initialize()
    {
        if (self::$initialized) {
            return;
        }

		$this->loadRegistrar();
        $this->load(['app']);

        ini_set('log_errors', 1);
        ini_set('error_log', LOG_PATH . 'blitz-logs');

        $this->initializeURL();
        $this->initializeEnvironment();
        $this->initializeDebugbar();

        self::$initialized = true;
    }

	/**
	 * Charges les registrars disponible pour l'application.
	 * Les registrars sont des mecanismes permettant aux packages externe de definir un elements de configuration
	 */
	private function loadRegistrar() 
	{
		$autoloader = new Autoloader(['psr4' => [APP_NAMESPACE => APP_PATH]]);
		$locator    = new Locator($autoloader->initialize());

		$registrarsFiles = $locator->search('Config/Registrar.php');

		foreach ($registrarsFiles as $file) {
			$class   = new ReflectionClass($locator->getClassname($file));
			$methods = $class->getMethods(ReflectionMethod::IS_STATIC | ReflectionMethod::IS_PUBLIC);

			foreach ($methods as $method) {
				if (!($method->isPublic() && $method->isStatic())) {
					continue;
				}

				if (!is_array($result = $method->invoke(null))) {
					continue;
				}

				$name                    = $method->getName();
				self::$registrars[$name] = Arr::merge(self::$registrars[$name] ?? [], $result);
			}
		}
	}

    /**
     * Initialise l'URL
     */
    private function initializeURL()
    {
        $config = $this->get('app.base_url', 'auto');

        if ($config === 'auto' || empty($config)) {
            $config = rtrim(str_replace('\\', '/', Helpers::findBaseUrl()), '/');
        }

        $this->set('app.base_url', $config);
    }

    /**
     * Initialise l'environnement d'execution de l'application
     */
    private function initializeEnvironment()
    {
        $environment = $config = $this->get('app.environment');

        if ($config === 'auto') {
            $config = is_online() ? 'production' : 'development';
        } elseif ($config === 'dev') {
            $config = 'development';
        } elseif ($config === 'prod') {
            $config = 'production';
        }

        if ($config !== $environment) {
            $this->set('app.environment', $config);
        }

        switch ($config) {
            case 'development':
                error_reporting(-1);
                ini_set('display_errors', 1);
                break;

            case 'test':
            case 'production':
                ini_set('display_errors', 0);
                error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT & ~E_USER_NOTICE & ~E_USER_DEPRECATED);
                break;

            default:
                self::exceptBadConfigValue('environment', ['development', 'production', 'test', 'auto'], 'app');
        }

        defined('BLITZ_DEBUG') || define('BLITZ_DEBUG', $config !== 'production');
    }

    /**
     * Initialise les paramètres de la bar de debug
     */
    private function initializeDebugbar()
    {
        $config = $this->get('app.show_debugbar', 'auto');

        if (! in_array($config, ['auto', true, false], true)) {
            self::exceptBadConfigValue('show_debugbar', ['auto', true, false], 'app');
        }

        if ($config === 'auto') {
            $this->set('app.show_debugbar', ! is_online());
        }
    }
}

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Config::initialize() A

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