public static function select($field, $values = null, array $options = array(), array $attributes = array())
{
if (is_array($field)) {
$attributes = $field;
if (!isset($attributes['selected'])) {
$attributes['selected'] = !isset($attributes['value']) ? null : $attributes['value'];
}
} else {
$attributes['name'] = (string) $field;
$attributes['selected'] = $values;
$attributes['options'] = $options;
}
unset($attributes['value']);
if (!isset($attributes['options']) || !is_array($attributes['options'])) {
throw new \InvalidArgumentException(sprintf('Select element "%s" is either missing the "options" or "options" is not array.', $attributes['name']));
}
// Get the options then unset them from the array
$options = $attributes['options'];
unset($attributes['options']);
// Get the selected options then unset it from the array
// and make sure they're all strings to avoid type conversions
$selected = !isset($attributes['selected']) ? array() : array_map(function ($a) {
return (string) $a;
}, array_values((array) $attributes['selected']));
unset($attributes['selected']);
// closure to recusively process the options array
$listoptions = function (array $options, $selected, $level = 1) use(&$listoptions) {
$input = PHP_EOL;
foreach ($options as $key => $val) {
$opt_attr = array('value' => $key, 'style' => 'text-indent: ' . 10 * ($level - 1) . 'px;');
in_array((string) $key, $selected, TRUE) && ($opt_attr[] = 'selected');
$input .= str_repeat("\t", $level);
$opt_attr['value'] = \Config::get('form.prep_value', true) && empty($attributes['dont_prep']) ? \Form::prep_value($opt_attr['value']) : $opt_attr['value'];
if (isset($val['data'])) {
foreach ($val['data'] as $tag => $value) {
$opt_attr[$tag] = $value;
}
}
$input .= html_tag('option', $opt_attr, $val['text']) . PHP_EOL;
}
return $input;
};
// generate the select options list
$input = $listoptions($options, $selected) . str_repeat("\t", 0);
if (empty($attributes['id']) && \Config::get('form.auto_id', false) == true) {
$attributes['id'] = \Config::get('form.auto_id_prefix', '') . $attributes['name'];
}
return html_tag('select', \Form::attr_to_string($attributes), $input);
}
