/**
* Processes some extra objective calls: cloning and creating
* new objects.
*
* @param string $action The action: 'new' or 'clone'
* @param mixed $what The action argument
* @param int $weight The action weight
* @return SplFixedArray
*/
public function _objective($action, $what, $weight)
{
if (!$this->_tpl->allowObjects || !$this->_tpl->allowObjectCreation) {
throw new Opt_NotSupported_Exception('object creation', 'disabled by the configuration');
}
switch ($action) {
case 'clone':
$answer = $what;
$answer[0] = 'clone ' . $answer[0];
$answer[1] += $weight;
$answer[3] = 0;
break;
case 'new':
if (($compiled = $this->_compiler->isClass($what[0])) === null) {
throw new Opt_ItemNotAllowed_Exception('Class', $what[0]);
}
$answer = new SplFixedArray(4);
$answer[0] = 'new ' . $compiled;
$answer[1] = $weight;
$answer[3] = 0;
// Process the constructor arguments
if (sizeof($what[1]) > 0) {
$answer[0] .= '(';
$first = true;
foreach ($what[1] as $item) {
if (!$first) {
$answer[0] .= ',';
} else {
$first = false;
}
$answer[0] .= $item[0];
$answer[1] += $item[1];
}
$answer[0] .= ')';
}
}
return $answer;
}