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administrator/components/com_convertforms/controllers/form.php

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+<?php
+
+/**
+ * @package         Convert Forms
+ * @version         3.2.12 Free
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2020 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+jimport('joomla.application.component.controllerform');
+
+/**
+ * Form Controller Class
+ */
+class ConvertFormsControllerForm extends JControllerForm
+{
+	protected $text_prefix = 'COM_CONVERTFORMS_FORM';
+
+	public function ajaxSave()
+	{
+		$data = $this->getFormDataFromRequest();
+		$model = $this->getModel('Form');
+		$validData = $model->validate('jform', $data);
+
+        JPluginHelper::importPlugin('convertforms');
+        JPluginHelper::importPlugin('convertformstools');
+
+		if (!$model->save($validData))
+		{
+			header('HTTP/1.1 500');
+			$response = [
+				'error' => \JText::sprintf('JLIB_APPLICATION_ERROR_SAVE_FAILED', $model->getError())
+			];
+		}
+		else 
+		{
+			$id = $model->getState('form.id');
+			$isNew = $data['id'] == 0;
+	
+			$response = [
+				'id'       => $id,
+				'isNew'    => $isNew,
+				'redirect' => JRoute::_('index.php?option=com_convertforms&task=form.edit&id=' . $id)
+			];
+		}
+
+		jexit(json_encode($response, JSON_UNESCAPED_UNICODE));
+	}
+
+	public function preview()
+	{
+		$data = $this->getModel('Form')->validate('jform', $this->getFormDataFromRequest());
+		$data['params'] = json_decode($data['params'], true);
+		$data['fields'] = $data['params']['fields'];
+
+		$response = [
+			'html' => '
+				<div>
+					<div class="b">
+						' . ConvertForms\Helper::renderForm($data)  . '
+					</div>
+				</div>
+			'
+		];
+
+		echo json_encode($response, JSON_UNESCAPED_UNICODE);
+
+		jexit();
+	}
+
+	private function getFormDataFromRequest()
+	{
+		$data = json_decode(file_get_contents('php://input'));
+
+		$xx = new JRegistry();
+
+		foreach ($data as $value)
+		{
+			$key = str_replace(['jform[', ']', '['], ['', '', '.'], $value->name);
+
+			// Why?
+			if ($key == 'emails')
+			{
+				continue;
+			}
+
+			$xx->set($key, $value->value);
+		}
+
+		return $xx->toArray();
+	}
+}