public static function getConnection()
{
if (self::$_db == null) {
// No PDO exists yet, so make one and send it back.
try {
self::$_db = new PDO('mysql:host=' . DB_HOST . ';dbname=' . DB_NAME, DB_USERNAME, DB_PASSWORD, array(PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC, PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8"));
} catch (PDOException $e) {
die('<h1>Sorry. The Database connection is temporarily unavailable.</h1>');
}
return self::$_db;
} else {
return self::$_db;
}
}