/**
*
* @brief 最新发布的文章,默认存放50条
* @param int $type
* @param int $majory
* @param int $limit
*/
public static function getNewArticle($majoryId, $limit = 10, $offset = 0)
{
$limit = $limit < 51 ? $limit : 50;
$key = 'new_' . $majoryId;
//list时间默认5分钟;
$t = getMicrosecond();
$result = DBRedis::lRange($key, $offset, $limit + $offset - 1, self::$_TIME);
if ($result) {
return array_map('unserialize', $result);
} else {
//echo 'new mysql/';
$sql = self::_buildSql($majoryId, 'new');
$result = DBMysqli::getInstance()->getAll($sql);
foreach ($result as $value) {
DBRedis::rPush($key, serialize($value));
}
// echo $sql.' -> '.((getMicrosecond()-$t)/1000).'<br>';
return array_slice($result, 0, $limit);
}
}
private static function _checkPort()
{
$t = getMicrosecond();
try {
$fp = fsockopen(DBConfig::$REDIS['host'], DBConfig::$REDIS['port'], $errno, $errstr, 0.1);
} catch (Exception $e) {
return false;
}
if ($fp) {
fclose($fp);
return true;
}
return false;
}
