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<?php
namespace Dotdigitalgroup\Email\Block\Adminhtml\Config;
class Fieldset extends \Magento\Config\Block\System\Config\Form\Fieldset
{
/**
* @param \Magento\Framework\Data\Form\Element\AbstractElement $element
*
* @return string
*/
public function render(\Magento\Framework\Data\Form\Element\AbstractElement $element)
{
$block = $this->getLayout()->createBlock(
\Dotdigitalgroup\Email\Block\Adminhtml\Config\Configuration\Preview::class,
'ddg_automation_dynamic_preview'
)->setTemplate(
'system/preview.phtml'
);
$this->setElement($element);
$header = $this->_getHeaderHtml($element);
$elements = '';
foreach ($element->getElements() as $field) {
if ($field instanceof \Magento\Framework\Data\Form\Element\Fieldset) {
$elements .= '<tr id="row_' . $field->getHtmlId() . '">'
. '<td colspan="4">' . $field->toHtml() . '</td></tr>';
} else {
$elements .= $field->toHtml();
}
}
$footer = $this->_getFooterHtml($element);
return $header . $block->_toHtml() . $elements . $footer;
}
}