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add support for multiple memcache servers and options to EpiSession #70

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add support for multiple memcache servers and options to EpiSession #70

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48 changes: 42 additions & 6 deletions src/EpiSession_Memcached.php
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,13 @@ class EpiSession_Memcached implements EpiSessionInterface
{
private static $connected = false;
private $key = null;
private $store= null;
private $store = null;

private $host = null;
private $port = null;
private $compress = null;
private $expiry = null;
private $options = null;

public function __construct($params = array())
{
Expand All @@ -13,10 +19,12 @@ public function __construct($params = array())
setcookie(EpiSession::COOKIE, $cookieVal, time()+1209600, '/');
$_COOKIE[EpiSession::COOKIE] = $cookieVal;
}

$this->host = !empty($params[0]) ? $params[0] : 'localhost';
$this->port = !empty($params[1]) ? $params[1] : 11211;;
$this->compress = !empty($params[2]) ? $params[2] : 0;;
$this->port = !empty($params[1]) ? $params[1] : 11211;
$this->compress = !empty($params[2]) ? $params[2] : 0;
$this->expiry = !empty($params[3]) ? $params[3] : 3600;
$this->options = !empty($params[4]) ? $params[4] : array();
}

public function end()
Expand Down Expand Up @@ -51,7 +59,7 @@ public function set($key = null, $value = null)
return false;

$this->store[$key] = $value;
$this->memcached->set($this->key, $this->store);
$this->memcached->set($this->key, $this->store, time() + $this->expiry);
return $value;
}

Expand All @@ -63,10 +71,38 @@ private function connect($params = null)
if(class_exists('Memcached'))
{
$this->memcached = new Memcached;
if($this->memcached->addServer($this->host, $this->port))

if(count($this->host) !== count($this->port))
EpiException::raise(new EpiSessionMemcacheConnectException('Multiple servers require the same nubmber of hosts & ports'));

$servers = array();

// list of both host and port
if(is_array($this->host) && is_array($this->port))
foreach($this->host as $i => $host)
$servers[] = array($host, $this->port[$i]);

// all hosts with the same port
elseif(is_array($this->host) && is_scalar($this->port))
foreach($this->host as $i => $host)
$servers[] = array($host, $this->port);

// one host with multiple ports
elseif(is_scalar($this->host) && is_array($this->port))
foreach($this->port as $i => $port)
$servers[] = array($this->host, $port);

// single server
else
$servers[] = array($this->host, $this->port);

foreach($this->options as $name => $value)
$this->memcached->setOption($name, $value);

if($this->memcached->addServers($servers))
{
self::$connected = true;
$this->key = empty($key) ? $_COOKIE[EpiSession::COOKIE] : $key;
$this->key = $_COOKIE[EpiSession::COOKIE];
$this->store = $this->getAll();
return true;
}
Expand Down