/**
* Basic sanitisation of request input data.
* Ensures that all expected arguments are present and of the correct data type.
* Removes any arguments from the array that were not expected.
* @param $args array Would normally be $_REQUEST, $_POST or similar.
*/
public function populateArgs($args)
{
unset($args['module']);
//once we're here we know what module & lib we're in, so can drop those args.
unset($args['lib']);
$expected = $this->expectedArgs();
$expected['paGame'] = array('default' => paConfig::getGame());
$this->args = $args;
//compare args we've been given with the ones we expect.
//drop any args we weren't expecting.
foreach (array_keys($this->args) as $key) {
if (!isset($expected[$key])) {
unset($this->args[$key]);
}
}
//and for the ones we are expecting, make sure they meet expectations.
foreach ($expected as $key => $props) {
$defvalue = $this->defaultValue($props);
$deftype = $this->defaultType($props);
if (!isset($this->args[$key])) {
$this->args[$key] = $defvalue;
}
if ($deftype && isset($this->args[$key])) {
settype($this->args[$key], $deftype);
}
$this->validateArg($key, $props);
}
if (count($this->errorData)) {
throw new paException('Invalid arguments', $this->errorData);
}
}
/**
* Currently sqlite; Change this to use mySQL (or whatever).
* @return string The PDO DSN string for the database.
*/
private function dsn()
{
$dsn = paConfig::load('dsn');
$dsn = str_replace('@gamedir', ADVENGAME_ROOT . '/assets/' . paConfig::getGame(), $dsn);
return $dsn;
}
