/**
* @see sfValidatorBase
*/
protected function doClean($value)
{
$choices = sfWidgetFormTree::normalizeChoices($this->getOption('choices'), $this->getOption('label_key'), $this->getOption('value_key'), $this->getOption('level_key'), $this->getOption('children_key'));
$restrict_select_below = $this->getOption('restrict_select_below');
if ($restrict_select_below instanceof sfCallable) {
$restrict_select_below = $restrict_select_below->call();
}
if ($restrict_select_below !== false && !is_array($restrict_select_below)) {
$restrict_select_below = array($restrict_select_below);
}
if ($choices instanceof sfCallable) {
$choices = $choices->call();
}
if ($this->getOption('multiple')) {
if (!is_array($value)) {
$value = array($value);
}
foreach ($value as $v) {
if (!self::inChoices($v, $choices)) {
throw new sfValidatorError($this, 'invalid', array('value' => $v));
}
if ($restrict_select_below !== false) {
if (self::valueIsParentOf($v, $restrict_select_below, $choices)) {
throw new sfValidatorError($this, 'restricted', array('value' => $v));
}
}
}
} else {
if (!self::inChoices($value, $choices)) {
throw new sfValidatorError($this, 'invalid', array('value' => $value));
}
if ($restrict_select_below !== false) {
if (self::valueIsParentOf($value, $restrict_select_below, $choices)) {
throw new sfValidatorError($this, 'restricted', array('value' => $value));
}
}
}
return $value;
}
/**
* @param string $name The element name
* @param string $value The value selected in this widget
* @param array $attributes An array of HTML attributes to be merged with the default HTML attributes
* @param array $errors An array of errors for the field
*
* @return string An HTML tag string
*
* @see sfWidgetForm
*/
public function render($name, $value = null, $attributes = array(), $errors = array())
{
if ('[]' != substr($name, -2)) {
$name .= '[]';
}
$choices = sfWidgetFormTree::normalizeChoices($this->getOption('choices'), $this->getOption('label_key'), $this->getOption('value_key'), $this->getOption('level_key'), $this->getOption('children_key'));
if ($choices instanceof sfCallable) {
$choices = $choices->call();
}
return $this->formatChoices($name, $value, $choices, $attributes);
}
