| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * Copyright (C) 2022-2023  Rafael San José Tovar   <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * This program is free software; you can redistribute it and/or modify | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * it under the terms of the GNU General Public License as published by | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * the Free Software Foundation; either version 3 of the License, or | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * (at your option) any later version. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * This program is distributed in the hope that it will be useful, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * GNU General Public License for more details. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * You should have received a copy of the GNU General Public License | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * along with this program. If not, see <https://www.gnu.org/licenses/>. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | namespace Alxarafe\Core\Singletons; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | use Symfony\Component\Yaml\Yaml; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  * Class Config | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  * Carga la configuración y da soporte para su mantenimiento, leyéndola o guardándola | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |  * en un archivo yaml. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  * @author  Rafael San José Tovar <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  * @package Alxarafe\Core\Singletons | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | abstract class Config | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * Ruta completa del fichero de configuración | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     private static string $configFilename; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * Contiene un array con el contenido íntegro del archivo de configuración. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     private static array $global; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * Carga el fichero de configuración en la variable $global. Las constantes definidas | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * en el mismo, se definen como constantes de php con 'define'. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * @author Rafael San José Tovar <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |      * @return false|void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     public static function load() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         if (!isset(self::$global)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             self::$global = self::loadConfigurationFile(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             if (empty(self::$global)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |                 return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |         self::defineConstants(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      * Define todas las constantes de la sección 'constants' del archivo config.yaml | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * La sección constants contiene las constantes en grupos de tipo. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * TODO: De momento se contempla boolean y el resto. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      * @author  Rafael San José Tovar <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |     private static function defineConstants() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         foreach (self::$global['constants'] ?? [] as $type => $types) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |             foreach ($types as $name => $value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |                 switch ($type) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |                     case 'boolean': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |                         define($name, in_array(strtolower($value), ['1', 'true'])); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |                         break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |                     default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |                         define($name, $value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      * Carga el fichero de configuración y lo retorna como un array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      * @author Rafael San José Tovar <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * @return array | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 96 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 97 |  |  |     private static function loadConfigurationFile(): array | 
            
                                                                        
                            
            
                                    
            
            
                | 98 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 99 |  |  |         $filename = self::getConfigFileName(); | 
            
                                                                        
                            
            
                                    
            
            
                | 100 |  |  |         if (isset($filename) && file_exists($filename)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 101 |  |  |             $yaml = file_get_contents($filename); | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |             if ($yaml) { | 
            
                                                                        
                            
            
                                    
            
            
                | 103 |  |  |                 return YAML::parse($yaml); | 
            
                                                                        
                            
            
                                    
            
            
                | 104 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 105 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 106 |  |  |         return []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |      * Retorna el nombre del fichero de configuración comprobando que la carpeta | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      * que lo debe de contener existe. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      * Si la carpeta no existe, la crea. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |      * @return string|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |     private static function getConfigFileName(): ?string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |         if (isset(self::$configFilename)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |             return self::$configFilename; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         $filename = constant('CONFIGURATION_DIR') . 'config.yaml'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         if ( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |             file_exists($filename) || is_dir(constant('CONFIGURATION_DIR')) || mkdir(constant('CONFIGURATION_DIR'), 0777, true)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |             self::$configFilename = $filename; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         return self::$configFilename; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |      * Retorna el valor de una variable del archivo de configuración. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      * Si no existe, retorna null. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      * @param string $module | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |      * @param string $section | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |      * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |      * @return string|null ?string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |     public static function getVar(string $module, string $section, string $name): ?string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |         return self::$global[$module][$section][$name] ?? null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |      * Retorna un array con todas las variables de un módulo. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |      * Si no existe el módulo, retorna null. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |      * @author Rafael San José Tovar <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |      * @param string $module | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |      * @return array|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |     public static function getModuleVar(string $module): ?array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |         return self::$global[$module] ?? null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |      * Return true y the config file exists | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |     public static function configFileExists(): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |         return (file_exists(self::getConfigFileName())); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |      * Stores all the variables in a permanent file so that they can be loaded | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |      * later with loadConfigFile() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |      * Returns true if there is no error when saving the file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |     public static function saveConfigFile(): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |         $configFile = self::getConfigFileName(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |         if (!isset($configFile)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |             return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |         return file_put_contents($configFile, YAML::dump(self::$global, 3)) !== false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |      * Stores a variable. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |      * @param string $module | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |      * @param string $section | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |      * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |      * @param string $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |     public static function setVar(string $module, string $section, string $name, string $value) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |         self::$global[$module][$section][$name] = $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 197 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 198 |  |  |  |