/**
* Factory method
*
* @param string $type Element type
* @param array $options Element options
* @param array $attr HTML attributes
* @return Element
*/
public function build($type, array $options = [], array $attr = [])
{
if (isset($this->builder)) {
return $this->builder->build($type, $options, $attr);
}
$this->convertCustomType($type, $options, $attr);
if (is_string($type) && $type[0] === ':') {
$method = 'build' . str_replace(' ', '', ucwords(preg_replace('/[^a-zA-Z0-9]/', ' ', substr($type, 1))));
if (!method_exists($this, $method)) {
throw new \Exception("Unknown field '" . substr($type, 1) . "'");
}
return $this->{$method}(null, $options, $attr);
}
$element = FormBuilder::element($type, $options, $attr);
$element->builder = $this;
return $element;
}
/**
* Check if element is a button
*
* @param Element $element
* @return boolean
*/
protected static function isButton($element)
{
if (!$element instanceof Element) {
return false;
}
return $element instanceof Button || $element instanceof Input && in_array($element->attr['type'], ['button', 'submit', 'reset']) || $element->hasClass('btn') || $element->getOption('btn');
}
