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<?php |
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/** |
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* Routes. |
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* |
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* @copyright Zikula contributors (Zikula) |
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* @license http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License |
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* @author Zikula contributors <[email protected]>. |
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* @link http://www.zikula.org |
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* @link http://zikula.org |
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* @version Generated by ModuleStudio 0.7.4 (http://modulestudio.de). |
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*/ |
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namespace Zikula\RoutesModule\Form\DataTransformer\Base; |
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use Symfony\Component\Form\DataTransformerInterface; |
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use Symfony\Component\Form\FormBuilderInterface; |
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/** |
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* Array field transformer base class. |
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*/ |
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abstract class AbstractArrayFieldTransformer implements DataTransformerInterface |
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{ |
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/** |
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* Transforms the object array to the normalised value. |
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* |
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* @param array|null $values |
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* |
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* @return string |
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*/ |
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public function transform($values) |
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{ |
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if (null === $values) { |
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return ''; |
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} |
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if (!is_array($values)) { |
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return $values; |
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} |
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if (!count($values)) { |
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return ''; |
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} |
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$value = $this->removeEmptyEntries($values); |
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return implode("\n", $value); |
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} |
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/** |
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* Transforms a textual value back to the array. |
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* |
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* @param string $value |
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* |
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* @return array |
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*/ |
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public function reverseTransform($value) |
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{ |
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if (!$value) { |
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return []; |
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} |
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$items = explode("\n", $value); |
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return $this->removeEmptyEntries($items); |
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} |
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/** |
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* Iterates over the given array and removes all empty entries. |
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* |
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* @param array array The given input array. |
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* |
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* @return array The cleaned array. |
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*/ |
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protected function removeEmptyEntries($array) |
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{ |
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$items = $array; |
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foreach ($items as $k => $v) { |
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if (!empty($v)) { |
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continue; |
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} |
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unset($items[$k]); |
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} |
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return $items; |
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} |
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} |
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zikula /
core
