<?php
require_once('./js/log4php/Logger.php');
require_once('./paths.php');
require_once('./MYDB.php');

class cleanCache {
	private $log;
	private $cache = null; //predis

public function __construct(){
		
		global $redis_host;
		global $redis_port;
		global $redis_scheme;
		global $host;  
               

               $this->log = Logger::getLogger("cleanCache");
               Logger::configure('./js/log4php/log4php.xml');	
 
             if(class_exists("Predis\Client")){

                        try {
//todo changed timeout from 0 to -1 
                        $this->cache = new Predis\Client(array("scheme" => $redis_scheme,"host" => $redis_host,"port" => $redis_port,"read_write_timeout" => -1));
                                $this->log->info("redis host: ".$redis_host." and redis port: ".$redis_port);
                        } catch(Exception $e) {
                                $this->log->error("Error connecting to Redis server: ".$e->getMessage());
                                $this->cache = null;
                        }
                }
        else{
            $this->log->info("cache does not exist"); //predis
                        exit;
        }


	}
public function cleanUp()
{
 
$keys = $this->cache->keys("*");

for($x=0;$x<count($keys);$x++) {
if (strpos($keys[$x],'STATS')===false)
{
try
{
$pers=$this->cache->hget($keys[$x],'persistent');
//$this->log->info("id : ".$keys[$x]);
//$this->log->info("persistent : ".$pers);

if($pers=="false"||($pers=='0'))
{
$this->log->info("removing id : ".$keys[$x]);
$this->cache->del($keys[$x]);
}
}
catch(Exception $e) 
{$this->log->error('Error : '.$e->getMessage());}

}
else
{ $this->log->info("Ignoring chart key: ".$keys[$x]); }

}
$this->cache->quit();
$this->log->info("Done cleaning Cache Up! ");

}

}
//$rc = new cleanCache();
//$rc->cleanUp();
?>