37 lines
1 KiB
PHP
37 lines
1 KiB
PHP
<?php
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namespace Nibble\NibbleForms\Field;
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abstract class MultipleOptions extends BaseOptions
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{
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protected $minimum_selected = false;
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public function __construct($label, $attributes = array())
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{
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parent::__construct($label, $attributes);
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if (isset($attributes['minimum_selected'])) {
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$this->minimum_selected = $attributes['minimum_selected'];
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}
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}
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public function validate($val)
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{
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if (is_array($val)) {
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if ($this->minimum_selected && count($val) < $this->minimum_selected) {
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$this->error[] = sprintf('at least %s options must be selected', $this->minimum_selected);
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}
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foreach ($val as $answer) {
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if (in_array($answer, $this->false_values)) {
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$this->error[] = "$answer is not a valid choice";
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}
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}
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} elseif ($this->required) {
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$this->error[] = 'is required';
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}
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return !empty($this->error) ? false : true;
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}
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}
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