<?php
/**
 * @package cacher
 * @author Adam Flatau of Reflect Studios
 * @since 03/14/08
 * @desc Class to mange both APC and memcache data transactions.
 */
class cacher{
  /**
   * An array of server IPs defined in the config for our memcache
   * Array index match $portArray indexs
   * @var array
   */
  public $serverArray = MEMCACHE_SERVER_ARRAY;

  /**
   * An array of ports defined in the config for our memcache
   * Array index match $serverArray indexs
   * @var array
   */
  public $portArray   = MEMCACHE_PORT_ARRAY;

  /**
   * Reserved for the memcache object if initialized on construct
   * @var object
   */
  public $memCache;
   
  /**
   * Construct the cacher object
   *
   * @param bool[optional] $memcache Enable Memcache capabilities
   */
  function __construct($memcache = null){
    if($memcache) $this->memCache = new Memcache;
  }
   

  /**
   * Function to connect to the memcache server. We will go ahead and get our
   * server IP address from our serverArray and port from portArray.
   * 
   * If failure to connecting to server, it will try next sever in the array.
   * 
   * If pcon is set to true, it will then	open up a pressitent connection.
   * 
   * If server is supllied it will connect with that server. We Will check to
   * see if the server is an IP or index value for the serverArray. 
   *
   * @param int[optional] $server
   * @param bool[optional] $pCon
   */
  function memConnect($server = null, $pCon = null){
    if($this->memCache) {
      if($server) {
        if(is_numeric($server)) {
          // index from serverArray
          $memcon = $this->memCache->connect($this->serverArray[$server]);
          if($memcon) {
            return array(1, 1);
          } else {
            $this->p_error(0, 'There was an error while trying to connect to the memcache server IP:' . $server);
            return array(0, 'Error with connection to memcache server');
          }

        } else {
          // use custom IP , we will do an 
          // explode to see if there is a port
          $serverData = explode(':', $server);
          $server = $serverData[0];
          if(!empty($serverData[1])) {
            $memcon = @$this->memCache->connect($server,$serverData[1]);
            if($memcon) {
              return array(1, 1);
            } else {
              $this->p_error(0, 'There was an error while trying to connect to the memcache server IP:' . $server . ' Port:' . $serverData[1]);
              return array(0, 'Error with connection to memcache server');
            }  
          } else {
            $memcon = @$this->memCache->connect($server,'11211');
            if($memcon){
              return array(1, 1);
            } else {
              $this->p_error(0, 'There was an error while trying to connect to the memcache server IP:' . $server);
              return array(0, 'Error with connection to memcache server');
            }
          }
        }
      } else {
      // ok grab one from the serverArray
      }
    } else {
     // memcache object was not created in the constructor
    }
  }
   
  function p_error($err,$sql = "") {   
    switch($err) {
      case 0:  // custom error
        $err = "0 - " . date("m-j-y") . " Custom Error: " . $sql;
        write_error("CACHER", $err);      
        break;
     
      default:
        break;
    }
  }   
   
  function __destruct(){
    
  }
   
}
  
$temp = new cacher();
?>