/**
*
* @param string $param
* @return mixed
*/
public function get($param)
{
$result = NULL;
if (strpos($param, '::') !== FALSE) {
$result = Callback::invoke_static_class($param);
} else {
if (($start = strpos($param, '[')) !== FALSE and ($end = strpos($param, ']')) == strlen($param) - 1) {
$path = substr($param, $start + 1, -1);
$param = substr($param, 0, $start);
return Arr::path($this->_params, $param . '.' . $path);
} else {
if (strpos($param, '$page->') !== FALSE) {
list($class, $method) = explode('->', $param, 2);
if (strpos($method, '()') !== FALSE) {
$method = substr($method, 0, strpos($method, '()'));
$result = $this->get_page()->{$method}();
} else {
$result = $this->get_page()->{$method};
}
} else {
if (strpos($param, '$user->') !== FALSE) {
$user = Auth::instance()->get_user();
list($class, $method) = explode('->', $param, 2);
if (!$user instanceof ORM) {
return $result;
}
if (strpos($method, '()') !== FALSE) {
$method = substr($method, 0, strpos($method, '()'));
$result = $user->{$method}();
} else {
$result = $user->{$method};
}
} else {
if (isset($this->_params[$param])) {
$result = $this->_params[$param];
} elseif ($this->request()->query($param) !== NULL) {
$result = $this->request()->query($param);
} else {
if ($this->request()->post($param) !== NULL) {
$result = $this->request()->post($param);
} elseif ($this->behavior_router() instanceof Behavior_Route and $this->behavior_router()->param($param) !== NULL) {
$result = $this->behavior_router()->param($param);
} else {
if ($this->request()->param($param) !== NULL) {
$result = $this->request()->param($param);
}
}
}
}
}
}
}
return $result;
}