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321 lines
8.5 KiB
321 lines
8.5 KiB
<?php |
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/** |
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* MINZ - Copyright 2011 Marien Fressinaud |
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* Sous licence AGPL3 <http://www.gnu.org/licenses/> |
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*/ |
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/** |
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* La classe Configuration permet de gérer la configuration de l'application |
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*/ |
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class Minz_Configuration { |
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const CONF_PATH_NAME = '/config.php'; |
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/** |
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* VERSION est la version actuelle de MINZ |
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*/ |
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const VERSION = '1.3.1.freshrss'; // version spéciale FreshRSS |
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/** |
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* valeurs possibles pour l'"environment" |
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* SILENT rend l'application muette (pas de log) |
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* PRODUCTION est recommandée pour une appli en production |
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* (log les erreurs critiques) |
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* DEVELOPMENT log toutes les erreurs |
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*/ |
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const SILENT = 0; |
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const PRODUCTION = 1; |
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const DEVELOPMENT = 2; |
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/** |
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* définition des variables de configuration |
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* $salt une chaîne de caractères aléatoires (obligatoire) |
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* $environment gère le niveau d'affichage pour log et erreurs |
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* $use_url_rewriting indique si on utilise l'url_rewriting |
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* $base_url le chemin de base pour accéder à l'application |
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* $title le nom de l'application |
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* $language la langue par défaut de l'application |
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* $cacheEnabled permet de savoir si le cache doit être activé |
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* $delayCache la limite de cache |
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* $db paramètres pour la base de données (tableau) |
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* - host le serveur de la base |
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* - user nom d'utilisateur |
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* - password mot de passe de l'utilisateur |
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* - base le nom de la base de données |
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*/ |
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private static $salt = ''; |
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private static $environment = Minz_Configuration::PRODUCTION; |
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private static $base_url = ''; |
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private static $use_url_rewriting = false; |
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private static $title = ''; |
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private static $language = 'en'; |
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private static $cache_enabled = false; |
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private static $delay_cache = 3600; |
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private static $default_user = ''; |
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private static $allow_anonymous = false; |
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private static $auth_type = 'none'; |
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private static $db = array ( |
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'type' => 'mysql', |
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'host' => '', |
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'user' => '', |
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'password' => '', |
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'base' => '', |
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'prefix' => '', |
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); |
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/* |
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* Getteurs |
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*/ |
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public static function salt () { |
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return self::$salt; |
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} |
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public static function environment () { |
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return self::$environment; |
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} |
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public static function baseUrl () { |
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return self::$base_url; |
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} |
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public static function useUrlRewriting () { |
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return self::$use_url_rewriting; |
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} |
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public static function title () { |
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return self::$title; |
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} |
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public static function language () { |
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return self::$language; |
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} |
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public static function cacheEnabled () { |
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return self::$cache_enabled; |
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} |
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public static function delayCache () { |
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return self::$delay_cache; |
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} |
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public static function dataBase () { |
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return self::$db; |
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} |
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public static function defaultUser () { |
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return self::$default_user; |
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} |
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public static function isAdmin($currentUser) { |
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return $currentUser === self::$default_user; |
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} |
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public static function allowAnonymous() { |
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return self::$allow_anonymous; |
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} |
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public static function authType() { |
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return self::$auth_type; |
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} |
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public static function needsLogin() { |
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return self::$auth_type !== 'none'; |
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} |
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public static function canLogIn() { |
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return self::$auth_type === 'form' || self::$auth_type === 'persona'; |
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} |
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public static function _allowAnonymous($allow = false) { |
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self::$allow_anonymous = ((bool)$allow) && self::canLogIn(); |
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} |
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public static function _authType($value) { |
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$value = strtolower($value); |
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switch ($value) { |
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case 'form': |
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case 'http_auth': |
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case 'persona': |
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case 'none': |
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self::$auth_type = $value; |
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break; |
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} |
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self::_allowAnonymous(self::$allow_anonymous); |
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} |
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/** |
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* Initialise les variables de configuration |
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* @exception Minz_FileNotExistException si le CONF_PATH_NAME n'existe pas |
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* @exception Minz_BadConfigurationException si CONF_PATH_NAME mal formaté |
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*/ |
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public static function init () { |
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try { |
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self::parseFile (); |
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self::setReporting (); |
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} catch (Minz_FileNotExistException $e) { |
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throw $e; |
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} catch (Minz_BadConfigurationException $e) { |
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throw $e; |
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} |
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} |
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public static function writeFile() { |
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$ini_array = array( |
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'general' => array( |
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'environment' => self::$environment, |
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'use_url_rewriting' => self::$use_url_rewriting, |
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'salt' => self::$salt, |
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'base_url' => self::$base_url, |
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'title' => self::$title, |
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'default_user' => self::$default_user, |
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'allow_anonymous' => self::$allow_anonymous, |
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'auth_type' => self::$auth_type, |
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), |
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'db' => self::$db, |
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); |
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@rename(DATA_PATH . self::CONF_PATH_NAME, DATA_PATH . self::CONF_PATH_NAME . '.bak.php'); |
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$result = file_put_contents(DATA_PATH . self::CONF_PATH_NAME, "<?php\n return " . var_export($ini_array, true) . ';'); |
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if (function_exists('opcache_invalidate')) { |
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opcache_invalidate(DATA_PATH . self::CONF_PATH_NAME); //Clear PHP 5.5+ cache for include |
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} |
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return (bool)$result; |
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} |
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/** |
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* Parse un fichier de configuration |
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* @exception Minz_PermissionDeniedException si le CONF_PATH_NAME n'est pas accessible |
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* @exception Minz_BadConfigurationException si CONF_PATH_NAME mal formaté |
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*/ |
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private static function parseFile () { |
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$ini_array = include(DATA_PATH . self::CONF_PATH_NAME); |
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if (!is_array($ini_array)) { |
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throw new Minz_PermissionDeniedException ( |
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DATA_PATH . self::CONF_PATH_NAME, |
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Minz_Exception::ERROR |
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); |
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} |
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// [general] est obligatoire |
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if (!isset ($ini_array['general'])) { |
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throw new Minz_BadConfigurationException ( |
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'[general]', |
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Minz_Exception::ERROR |
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); |
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} |
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$general = $ini_array['general']; |
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// salt est obligatoire |
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if (!isset ($general['salt'])) { |
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if (isset($general['sel_application'])) { //v0.6 |
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$general['salt'] = $general['sel_application']; |
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} else { |
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throw new Minz_BadConfigurationException ( |
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'salt', |
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Minz_Exception::ERROR |
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); |
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} |
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} |
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self::$salt = $general['salt']; |
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if (isset ($general['environment'])) { |
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switch ($general['environment']) { |
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case Minz_Configuration::SILENT: |
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case 'silent': |
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self::$environment = Minz_Configuration::SILENT; |
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break; |
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case Minz_Configuration::DEVELOPMENT: |
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case 'development': |
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self::$environment = Minz_Configuration::DEVELOPMENT; |
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break; |
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case Minz_Configuration::PRODUCTION: |
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case 'production': |
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self::$environment = Minz_Configuration::PRODUCTION; |
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break; |
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default: |
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throw new Minz_BadConfigurationException ( |
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'environment', |
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Minz_Exception::ERROR |
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); |
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} |
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} |
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if (isset ($general['base_url'])) { |
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self::$base_url = $general['base_url']; |
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} |
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if (isset ($general['use_url_rewriting'])) { |
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self::$use_url_rewriting = $general['use_url_rewriting']; |
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} |
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if (isset ($general['title'])) { |
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self::$title = $general['title']; |
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} |
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if (isset ($general['language'])) { |
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self::$language = $general['language']; |
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} |
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if (isset ($general['cache_enabled'])) { |
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self::$cache_enabled = $general['cache_enabled']; |
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if (CACHE_PATH === false && self::$cache_enabled) { |
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throw new FileNotExistException ( |
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'CACHE_PATH', |
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Minz_Exception::ERROR |
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); |
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} |
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} |
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if (isset ($general['delay_cache'])) { |
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self::$delay_cache = inval($general['delay_cache']); |
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} |
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if (isset ($general['default_user'])) { |
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self::$default_user = $general['default_user']; |
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} |
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if (isset ($general['auth_type'])) { |
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self::_authType($general['auth_type']); |
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} |
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if (isset ($general['allow_anonymous'])) { |
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self::$allow_anonymous = ((bool)($general['allow_anonymous'])) && ($general['allow_anonymous'] !== 'no'); |
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} |
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// Base de données |
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if (isset ($ini_array['db'])) { |
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$db = $ini_array['db']; |
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if (empty($db['host'])) { |
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throw new Minz_BadConfigurationException ( |
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'host', |
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Minz_Exception::ERROR |
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); |
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} |
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if (empty($db['user'])) { |
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throw new Minz_BadConfigurationException ( |
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'user', |
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Minz_Exception::ERROR |
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); |
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} |
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if (!isset ($db['password'])) { |
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throw new Minz_BadConfigurationException ( |
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'password', |
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Minz_Exception::ERROR |
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); |
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} |
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if (empty($db['base'])) { |
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throw new Minz_BadConfigurationException ( |
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'base', |
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Minz_Exception::ERROR |
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); |
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} |
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if (!empty($db['type'])) { |
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self::$db['type'] = $db['type']; |
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} |
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self::$db['host'] = $db['host']; |
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self::$db['user'] = $db['user']; |
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self::$db['password'] = $db['password']; |
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self::$db['base'] = $db['base']; |
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if (isset($db['prefix'])) { |
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self::$db['prefix'] = $db['prefix']; |
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} |
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} |
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} |
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private static function setReporting() { |
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switch (self::$environment) { |
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case self::PRODUCTION: |
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error_reporting(E_ALL); |
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ini_set('display_errors','Off'); |
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ini_set('log_errors', 'On'); |
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break; |
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case self::DEVELOPMENT: |
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error_reporting(E_ALL); |
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ini_set('display_errors','On'); |
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ini_set('log_errors', 'On'); |
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break; |
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case self::SILENT: |
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error_reporting(0); |
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break; |
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} |
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} |
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}
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