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<?php |
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namespace Saxulum\Crud\Twig; |
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use Saxulum\Crud\Util\Helper; |
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use Symfony\Component\Form\FormView; |
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class FormLabelExtension extends \Twig_Extension |
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{ |
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/** |
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* @return array |
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*/ |
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public function getFunctions() |
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{ |
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return array( |
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new \Twig_SimpleFunction('prepareFormLabel', array($this, 'prepareFormLabel')), |
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); |
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} |
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/** |
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* @param FormView $formView |
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* |
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* @return string |
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*/ |
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public function prepareFormLabel(FormView $formView) |
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{ |
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$labelParts = $this->getLabelParts($formView); |
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if ($labelParts[0] === '') { |
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$labelParts[0] = 'form'; |
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} |
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// hack for main form: entity_edit, will be entity.edit |
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$mainFormParts = explode('_', $labelParts[0]); |
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unset($labelParts[0]); |
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$labelParts = array_merge($mainFormParts, array('label'), $labelParts); |
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foreach ($labelParts as $i => $labelPart) { |
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$labelParts[$i] = Helper::camelCaseToUnderscore($labelPart); |
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} |
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return implode('.', $labelParts); |
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} |
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/** |
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* @param FormView $formView |
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* |
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* @return array |
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*/ |
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protected function getLabelParts(FormView $formView) |
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{ |
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$labelParts = array(); |
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$collection = false; |
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do { |
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$name = $formView->vars['name']; |
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if (is_numeric($name) || $name === '__name__') { |
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$collection = true; |
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} else { |
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if ($collection) { |
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$name .= '_collection'; |
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} |
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$labelParts[] = $name; |
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$collection = false; |
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} |
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} while ($formView = $formView->parent); |
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return array_reverse($labelParts); |
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} |
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/** |
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* @return string |
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*/ |
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public function getName() |
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{ |
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return 'form_label_extension'; |
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} |
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} |
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saxulum /
saxulum-crud
