/**
* Accept a visitor.
*
* @param T_Visitor $visitor visitor object
*/
function accept(T_Visitor $visitor)
{
$name = explode('_', get_class($this));
$method = 'visit' . array_pop($name);
$visitor->{$method}($this);
if ($visitor->isTraverseChildren() && $this->isChildren()) {
$visitor->preChildEvent();
foreach ($this->children as $child) {
$child->accept($visitor);
}
$visitor->postChildEvent();
}
}
/**
* Accept a visitor.
*
* @param T_Visitor $visitor visitor object
*/
function accept(T_Visitor $visitor)
{
$name = explode('_', get_class($this));
// remove prefix (first in array), and concatenate others
array_shift($name);
$method = 'visit' . implode('', $name);
$visitor->{$method}($this);
if ($visitor->isTraverseChildren() && $this->isChildren()) {
$visitor->preChildEvent();
foreach ($this->children as $child) {
$child->accept($visitor);
}
$visitor->postChildEvent();
}
}
/**
* Accept a visitor.
*
* @param T_Visitor $visitor visitor object
* @return T_Form_Group fluent interface
*/
function accept(T_Visitor $visitor)
{
$name = explode('_', get_class($this));
array_shift($name);
$method = 'visit' . implode('', $name);
$visitor->{$method}($this);
if ($visitor->isTraverseChildren() && $this->isChildren()) {
$visitor->preChildEvent();
if ($cur = current($this->steps)) {
$cur->accept($visitor);
}
foreach ($this->children as $child) {
$child->accept($visitor);
}
$visitor->postChildEvent();
}
return $this;
}
