/**
* {@inheritDoc}
*/
protected function configure()
{
$this->addRequiredOption('choices');
$this->addOption('preferred_choices', array());
$this->addOption('separator', '----------');
$this->addOption('multiple', false);
$this->addOption('expanded', false);
$this->addOption('empty_value', '');
if (!is_array($this->getOption('choices'))) {
throw new UnexpectedTypeException('The choices option must be an array');
}
if (!is_array($this->getOption('preferred_choices'))) {
throw new UnexpectedTypeException('The preferred_choices option must be an array');
}
if (count($this->getOption('preferred_choices')) > 0) {
$this->preferredChoices = array_flip($this->getOption('preferred_choices'));
}
if ($this->getOption('expanded')) {
$this->setFieldMode(self::GROUP);
$choices = $this->getOption('choices');
foreach ($this->preferredChoices as $choice => $_) {
$this->add($this->newChoiceField($choice, $choices[$choice]));
}
foreach ($choices as $choice => $value) {
if (!isset($this->preferredChoices[$choice])) {
$this->add($this->newChoiceField($choice, $value));
}
}
} else {
$this->setFieldMode(self::FIELD);
}
parent::configure();
}
protected function configure()
{
$this->addRequiredOption('choices');
$this->addOption('preferred_choices', array());
$this->addOption('multiple', false);
$this->addOption('expanded', false);
$this->addOption('empty_value', '');
parent::configure();
$choices = $this->getOption('choices');
if (!is_array($choices) && !$choices instanceof \Closure) {
throw new InvalidOptionsException('The choices option must be an array or a closure', array('choices'));
}
if (!is_array($this->getOption('preferred_choices'))) {
throw new InvalidOptionsException('The preferred_choices option must be an array', array('preferred_choices'));
}
if (count($this->getOption('preferred_choices')) > 0) {
$this->preferredChoices = array_flip($this->getOption('preferred_choices'));
}
if ($this->isExpanded()) {
$this->setFieldMode(self::FORM);
$choices = $this->getChoices();
foreach ($this->preferredChoices as $choice => $_) {
$this->add($this->newChoiceField($choice, $choices[$choice]));
}
foreach ($choices as $choice => $value) {
if (!isset($this->preferredChoices[$choice])) {
$this->add($this->newChoiceField($choice, $value));
}
}
} else {
$this->setFieldMode(self::FIELD);
}
}
