acf

plugins/fields/acfchainedfields/acfchainedfields.php

@@ -0,0 +1,81 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @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;
+
+use Joomla\CMS\Factory;
+
+JLoader::register('ACF_Field', JPATH_PLUGINS . '/system/acf/helper/plugin.php');
+
+if (!class_exists('ACF_Field'))
+{
+	Factory::getApplication()->enqueueMessage('Advanced Custom Fields System Plugin is missing', 'error');
+	return;
+}
+
+class PlgFieldsACFChainedFields extends ACF_Field
+{
+	/**
+	 *  Override the field type
+	 *
+	 *  @var  string
+	 */
+	protected $overrideType = 'NRChainedFields';
+
+	/**
+	 * Prepares the field value for the (front-end) layout
+	 *
+	 * @param   string    $context  The context.
+	 * @param   stdclass  $item     The item.
+	 * @param   stdclass  $field    The field.
+	 *
+	 * @return  string
+	 */
+	public function onCustomFieldsPrepareField($context, $item, $field)
+	{
+		// Check if the field should be processed by us
+		if (!$this->isTypeSupported($field->type))
+		{
+			return parent::onCustomFieldsPrepareField($context, $item, $field);
+		}
+
+		$data_source = $field->fieldparams->get('data_source', 'custom');
+		
+		$dataset = '';
+		switch ($data_source)
+		{
+			case 'custom':
+				$dataset = $field->fieldparams->get('data_source_custom', '');
+				break;
+
+			case 'csv_file':
+				$csv_file = $field->fieldparams->get('data_source_csv', '');
+
+				if (!file_exists($csv_file))
+				{
+					return $parent;
+				}
+
+				$dataset = $csv_file;
+				break;
+		}
+
+		if (!$choices = \NRFramework\Helpers\ChainedFields::loadCSV($dataset, $data_source, $field->fieldparams->get('separator'), $field->name . '_', $field->name))
+		{
+			return $parent;
+		}
+
+		$field->choices = $choices;
+		
+		return parent::onCustomFieldsPrepareField($context, $item, $field);
+	}
+}