/**
* 获取campaign
* @param int $campaignId
* @return array
*/
static function getById($campaignId)
{
$redis = RedisFactory::open()->connect($campaignId);
$key = sprintf(self::$REDIS_KEYS['getById'], $campaignId);
$result = $redis->get($key)->getResult();
if ($result === false) {
// 初始化
$db = DatabaseFactory::open();
$result = $db->createCommand("SELECT * FROM g_campaign WHERE id=:id")->findFirst(array(':id' => $campaignId));
if (empty($result)) {
$result = array();
}
$redis->set($key, $result);
}
return $result;
}
/**
* 获取redis
* @return IRedis
*/
static function getRedis()
{
return RedisFactory::open(self::REDIS_CONFIG);
}