public static function schemadb_update()
{
## get class name
$c = static::klass();
## avoid re-update by check the cache
if (isset(static::$kache[$c]['updated'])) {
return;
}
## get table and model schema
$t = static::table();
$s = static::skema();
## have a valid schema update db table
if (count($s) > 0) {
schemadb::update_table($t, $s);
}
## cache last update avoid multiple call
static::$kache[$c]['updated'] = time();
## debug output
if (SCHEMADB_DEBUG) {
echo '<pre style="border:1px solid #9F6000;margin:0 0 1px 0;padding:2px;color:#9F6000;background:#FEEFB3;">';
echo '<strong>' . str_pad('update', 10, ' ', STR_PAD_LEFT) . '</strong>: ' . $c . '</pre>';
}
}
