function __construct($options, $make_dsn)
{
// unpack dsn, connect to database, load current settings
if ($make_dsn && ($this->dsn = Dbl::make_dsn($options))) {
list($this->dblink, $options["dbName"]) = Dbl::connect_dsn($this->dsn);
}
if (!isset($options["confid"])) {
$options["confid"] = get($options, "dbName");
}
$this->opt = $options;
$this->dbname = $options["dbName"];
if ($this->dblink && !Dbl::$default_dblink) {
Dbl::set_default_dblink($this->dblink);
Dbl::set_error_handler(array($this, "query_error_handler"));
}
if ($this->dblink) {
Dbl::$landmark_sanitizer = "/^(?:Dbl::|Conf::q|call_user_func)/";
$this->load_settings();
} else {
$this->crosscheck_options();
}
}
}
}
set_memory_limit();
// Create the conference
// XXX more modern method
if (isset($Opt["dbName"])) {
if (!isset($Opt["sessionName"])) {
$Opt["sessionName"] = $Opt["dbName"];
}
if (!isset($Opt["downloadPrefix"])) {
$Opt["downloadPrefix"] = $Opt["dbName"] . "-";
}
}
global $Conf;
if (!@$Conf) {
$Conf = new Conference(Dbl::make_dsn($Opt));
}
if (!$Conf->dblink) {
Multiconference::fail_bad_database();
}
// Set server timezone
if (function_exists("date_default_timezone_set")) {
if (isset($Opt["timezone"])) {
date_default_timezone_set($Opt["timezone"]);
} else {
if (!ini_get("date.timezone") && !getenv("TZ")) {
date_default_timezone_set("America/New_York");
}
}
}
// Extract problem set information
}
}
if (!get($Opt, "loaded") || get($Opt, "missing")) {
Multiconference::fail_bad_options();
}
if (get($Opt, "dbLogQueries")) {
Dbl::log_queries($Opt["dbLogQueries"]);
}
// Allow lots of memory
function set_memory_limit()
{
global $Opt;
if (!get($Opt, "memoryLimit")) {
$suf = array("" => 1, "k" => 1 << 10, "m" => 1 << 20, "g" => 1 << 30);
if (preg_match(',\\A(\\d+)\\s*([kmg]?)\\z,', strtolower(ini_get("memory_limit")), $m) && $m[1] * $suf[$m[2]] < 128 << 20) {
$Opt["memoryLimit"] = "128M";
}
}
if (get($Opt, "memoryLimit")) {
ini_set("memory_limit", $Opt["memoryLimit"]);
}
}
set_memory_limit();
// Create the conference
global $Conf;
if (!$Conf) {
$Conf = Conf::$g = new Conf(Dbl::make_dsn($Opt));
}
if (!$Conf->dblink) {
Multiconference::fail_bad_database();
}