1: <?php
  2:    
  3:     namespace HZSystem\Core;
  4: 
  5:    /*
  6:     * Copyright (C) 2016 Luca
  7:     *
  8:     * This program is free software: you can redistribute it and/or modify
  9:     * it under the terms of the GNU Affero General Public License as published by
 10:     * the Free Software Foundation, either version 3 of the License, or
 11:     * (at your option) any later version.
 12:     *
 13:     * This program is distributed in the hope that it will be useful,
 14:     * but WITHOUT ANY WARRANTY; without even the implied warranty of
 15:     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 16:     * GNU Affero General Public License for more details.
 17:     *
 18:     * You should have received a copy of the GNU Affero General Public License
 19:     * along with this program.  If not, see <http://www.gnu.org/licenses/agpl-3.0.html>.
 20:     */
 21: 
 22:    /**
 23:     *  Gestore della configurazione. Il file di configurazione deve essere di tipo JSon
 24:     * 
 25:     *  @author Luca Liscio <hzkight@h0model.org>
 26:     *  @author Marco Lettieri
 27:     *  @version v 1.1 2016/09/26 10:56:20
 28:     *  @copyright &copy;2016 Luca Liscio
 29:     *  @copyright &copy;2013 Luca Liscio & Marco Lettieri 
 30:     *  @license http://www.gnu.org/licenses/agpl-3.0.html GNU/AGPL3
 31:     *   
 32:     *  @package hzSystem
 33:     *  @subpackage Core
 34:     *  @filesource
 35:     */
 36:    class HZConfig{
 37:          private $cfg;
 38:          private $cfgfile;
 39:          
 40:          /**
 41:           * Costruttore della classe Config, prende in input il path del file di configurazione
 42:           * e ne carica il contenuto. Il file deve essere in formato json.
 43:           * 
 44:           * @param string $cfile path del file di configurazione
 45:           * @throws ConfigException
 46:           */
 47:          public function __construct($cfile){
 48:              $json;
 49:              
 50:              if (!file_exists($cfile)){
 51:                  throw new ConfigException(CFG_FILE_NOT_EXIST,103);
 52:              } else if (($this->cfg=json_decode(file_get_contents($cfile), true))==null){
 53:                  throw new ConfigException(CFG_FILE_CORRUPTED,113); 
 54:              }
 55:              
 56:              $this->cfgfile = $cfile;
 57:          }
 58:           
 59:          /**
 60:           * Restituisce l'intera configurazione
 61:           * 
 62:           * @return array 
 63:           */
 64:          public function get_cfg(){
 65:              return $this->cfg;
 66:          }
 67:          
 68:          /**
 69:           * Restituisce il contenuto di una voce della configuarazione
 70:           * 
 71:           * @param string $param nome del parametro
 72:           * @return mixed
 73:           */
 74:          public function get_param($param){
 75:              return $this->cfg[$param];
 76:          }
 77:          
 78:          
 79:          
 80:          /**
 81:           * Aggiorna il valore di una voce della configurazione
 82:           * 
 83:           * 
 84:           */
 85:          public function set_param(){
 86:             $numArgs = func_num_args() ; 
 87:             $args = func_get_args() ; 
 88:             call_user_func_array( array(&$this, 'set_param'.$numArgs), $args ) ; 
 89:          }
 90:          
 91:          private function set_param2($param,$val){
 92:              if (array_key_exists($param, $this->cfg)){
 93:                  $this->cfg[$param] = $val;
 94:                  $this->save_cfg();
 95:              }
 96:          }
 97:          
 98:          private function set_param3($section,$param,$val){
 99:              if (array_key_exists($section, $this->cfg)){
100:                  if(array_key_exists($param, $this->cfg[$section])){
101:                      $this->cfg[$section][$param] = $val;
102:                  }
103:                  $this->save_cfg();
104:              }
105:          }
106:                   
107:          private function save_cfg(){
108:              $status = file_put_contents($this->cfgfile, json_encode($this->cfg));
109:              if(!$status)throw new ConfigException(CFG_FILE_NOTWRITABLE,123);
110:          }
111:      }
112: ?>