acf

plugins/fields/acfqrcode/tmpl/acfqrcode.php

@@ -0,0 +1,36 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2019 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die;
+
+$qrcode_text = htmlspecialchars($field->value, ENT_COMPAT, 'UTF-8');
+
+if ($qrcode_text == '')
+{
+	return;
+}
+
+// QR Code Label to be used as `alt`
+$label = $field->label;
+
+// size, color and bg color
+$size	  = $fieldParams->get('size', '100');
+$size	  = str_replace('px', '', $size);
+$color	  = ltrim($fieldParams->get('color', '#000000'), '#');
+$bgcolor  = ltrim($fieldParams->get('bgcolor', '#ffffff'), '#');
+
+// create size, ex. 50x50
+$size_att = $size . 'x' . $size;
+
+$buffer = '<img src="https://api.qrserver.com/v1/create-qr-code/?data=' . urlencode($qrcode_text) . '&size=' . $size_att . '&color=' . $color . '&bgcolor=' . $bgcolor . '&format=png" alt="' . $label . '" />';
+
+echo $buffer;