/**
* Renders the fieldset content
* @param FieldsetInterface $fieldset
* @param string|null $formType
* @param array $displayOptions
* @param bool $displayButtons
* @param bool $renderErrors
* @throws \DluTwBootstrap\Form\Exception\UnsupportedElementTypeException
* @return string
*/
public function content(FieldsetInterface $fieldset, $formType = null, array $displayOptions = array(), $displayButtons = true, $renderErrors = true)
{
$renderer = $this->getView();
if (!method_exists($renderer, 'plugin')) {
// Bail early if renderer is not pluggable
return '';
}
$formType = $this->formUtil->filterFormType($formType);
$rowHelper = $renderer->plugin('form_row_twb');
$iterator = $fieldset->getIterator();
$html = '';
if (array_key_exists('fieldsets', $displayOptions)) {
$displayOptionsFieldsets = $displayOptions['fieldsets'];
} else {
$displayOptionsFieldsets = array();
}
if (array_key_exists('elements', $displayOptions)) {
$displayOptionsElements = $displayOptions['elements'];
} else {
$displayOptionsElements = array();
}
//Iterate over all fieldset elements and render them
foreach ($iterator as $elementOrFieldset) {
$elementName = $elementOrFieldset->getName();
$elementBareName = $this->formUtil->getBareElementName($elementName);
$templateMarkup = "";
if ($elementOrFieldset instanceof FieldsetInterface) {
//Fieldset
/* @var $elementOrFieldset FieldsetInterface */
//Get fieldset display options
if (array_key_exists($elementBareName, $displayOptionsFieldsets)) {
$displayOptionsFieldset = $displayOptionsFieldsets[$elementBareName];
} else {
$displayOptionsFieldset = array();
}
$renderedMarkup = $this->render($elementOrFieldset, $formType, $displayOptionsFieldset, true, true, $renderErrors);
$html .= "\n" . $renderedMarkup;
if ($fieldset instanceof CollectionElement && $fieldset->shouldCreateTemplate()) {
$templateMarkup = $this->renderTemplate($fieldset);
}
} elseif ($elementOrFieldset instanceof ElementInterface) {
//Element
/* @var $element ElementInterface */
if (!$displayButtons && in_array($elementOrFieldset->getAttribute('type'), array('submit', 'reset', 'button'))) {
//We should ignore 'button' elements and this is a 'button' element, so skip the rest of the iteration
continue;
}
//Get element display options
if (array_key_exists($elementBareName, $displayOptionsElements)) {
$displayOptionsElement = $displayOptionsElements[$elementBareName];
} else {
$displayOptionsElement = array();
}
$html .= "\n" . $rowHelper($elementOrFieldset, $formType, $displayOptionsElement, $renderErrors);
if ($fieldset instanceof CollectionElement && $fieldset->shouldCreateTemplate()) {
$templateMarkup .= $rowHelper($elementOrFieldset);
}
} else {
//Unsupported item type
throw new UnsupportedElementTypeException('Fieldsets may contain only fieldsets or elements.');
}
}
// If $templateMarkup is not empty, use it for simplify adding new element in JavaScript
if (!empty($templateMarkup)) {
$escapeHtmlAttribHelper = $this->getEscapeHtmlAttrHelper();
$html .= sprintf('<span data-template="%s"></span>', $escapeHtmlAttribHelper($templateMarkup));
}
return $html;
}