/**
* Performs all "ExpensiveCheck" methods. Note that this is usually
* invoked in the Configuration check screen and therefore any
* errors set here are "non-lethal", i.e. the application still works
* although certain features may not function properly.
*/
public static function performExpensive()
{
self::$opa_error_messages = array();
self::$opo_db = new Db();
self::$opo_config = ConfigurationCheck::$opo_db->getConfig();
/* execute checks */
$vo_reflection = new ReflectionClass("ConfigurationCheck");
$va_methods = $vo_reflection->getMethods();
foreach ($va_methods as $vo_method) {
if (strpos($vo_method->name, "ExpensiveCheck") !== false) {
if (!$vo_method->invoke("ConfigurationCheck")) {
// true means keep on doing checks; false means stop performing checks
return;
}
}
}
}
/**
* Returns number of currently loaded schema version
*/
public static function getSchemaVersion()
{
if (!self::$opo_db) {
self::$opo_db = new Db();
}
$qr_res = self::$opo_db->query('
SELECT max(version_num) n
FROM ca_schema_updates
');
if ($qr_res->nextRow()) {
return $qr_res->get('n');
}
return null;
}
