/**
* Register a temporary server connection failure
*
* This method will attempt to temporarily excise the offending server from
* the connect roster for a period of time.
*
* @param string $server
*/
public function Fail($server)
{
// Use APC?
$apc = false;
if (C('Garden.Apc', false) && function_exists('apc_fetch')) {
$apc = true;
}
// Get the active cache name
$activeCache = Gdn_Cache::ActiveCache();
$activeCache = ucfirst($activeCache);
$sctiveStoreKey = "Cache.{$activeCache}.Store";
// Get the localstore
$localStore = GetValue($activeCache, Gdn_Cache::$Stores, null);
if (is_null($localStore)) {
Gdn_Cache::ActiveStore();
$localStore = GetValue($activeCache, Gdn_Cache::$Stores, null);
if (is_null($localStore)) {
return false;
}
}
$storeServerName = md5($server);
if (!array_key_exists($storeServerName, $localStore)) {
return false;
}
$storeServer =& $localStore[$storeServerName];
$isActive =& $storeServer['Active'];
if (!$isActive) {
return false;
}
$fails =& $storeServer['Fails'];
$fails++;
$active = $isActive ? 'active' : 'inactive';
// Check if we need to deactivate for 5 minutes
if ($isActive && $storeServer['Fails'] > 3) {
$isActive = false;
$storeServer['Delay'] = time() + Gdn_Cache::CACHE_EJECT_DURATION;
}
// Save
Gdn_Cache::$Stores[$activeCache] = $localStore;
// Save to APC
if ($apc) {
apc_store($sctiveStoreKey, $localStore, Gdn_Cache::APC_CACHE_DURATION);
}
return true;
}
/**
* Determines the currently installed cache solution and returns a fresh instance of its object
*
* @return Gdn_Cache
*/
public static function Initialize($ForceEnable = FALSE, $ForceMethod = FALSE)
{
$AllowCaching = self::ActiveEnabled($ForceEnable);
$ActiveCache = Gdn_Cache::ActiveCache();
if ($ForceMethod !== FALSE) {
$ActiveCache = $ForceMethod;
}
$ActiveCacheClass = 'Gdn_' . ucfirst($ActiveCache);
if (!$AllowCaching || !$ActiveCache || !class_exists($ActiveCacheClass)) {
$CacheObject = new Gdn_Dirtycache();
} else {
$CacheObject = new $ActiveCacheClass();
}
if (method_exists($CacheObject, 'Autorun')) {
$CacheObject->Autorun();
}
// This should only fire when cache is loading automatically
if (!func_num_args() && Gdn::PluginManager() instanceof Gdn_PluginManager) {
Gdn::PluginManager()->FireEvent('AfterActiveCache');
}
return $CacheObject;
}
