<?php

class App_Service_ConfigManager
{
    protected $_config;
    protected $_writer;
    protected $_ipManager;

    public function __construct()
    {
        $this->_config = Zend_Registry::get('config');
        $this->_writer = new Zend_Config_Writer_Ini(array('config'=> $this->_config,'filename' => APPLICATION_PATH.'/configs/config.ini'));
        $this->_ipManager = new App_Service_IpManager();
    }
    
    /**
     * Aggiorna l'oggetto config ricaricando tutte le impostazioni memorizzate
     * nel file config.ini
     */
    public function update()
    {
        $this->_config = new Zend_Config_Ini(APPLICATION_PATH . '/configs/config.ini', null, array('skipExtends'=> true,
                                    'allowModifications' => true));   
        Zend_Registry::set('config',$this->_config);
    }
    
    /**
     * Inserisci nel file di configurazione il parametro passato memorizzandolo
     *
     * @param  string $param
     * @param  string $value
     * @return void
     */
    public function insert($param,$value)
    {
        if($param==null||$param==''){
            return;
        }
        $this->_config->__set($param, $value);
        $this->write();
    }
    
    public function set($key,$value){
        $this->_config->__set($key, $value);
    }
    
    /**
     * Restituisce il valore del parametro richiesto
     *
     * @param  string $name
     * @return string
     */
    public function get($name){
        return $this->_config->get($name);
    }
    
    /**
     * Elimina il parametro richiesto se esistente
     *
     * @param  string $param
     * @return boolean
     */
    public function delete($param){
        if($this->_config->get($param)){
            $this->_config->__unset($param);
            $this->write();
            return TRUE;
        }else{
            return FALSE;
        }
    }
    
    public function write(){
        $this->_writer->config=$this->_config;
        $this->_writer->write();
        $this->update();
    }
    
    public function getAllParam(){
        $data=array();
        foreach ($this->_config as $key => $value) {
            $data[$key]=$value;
        }
        return $data;
    }
    
}