first commit

administrator/components/com_languages/src/Helper/LanguagesHelper.php

@@ -0,0 +1,59 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_languages
+ *
+ * @copyright   (C) 2009 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Component\Languages\Administrator\Helper;
+
+use Joomla\CMS\Filter\InputFilter;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Languages component helper.
+ *
+ * @since  1.6
+ */
+class LanguagesHelper
+{
+    /**
+     * Filter method for language keys.
+     * This method will be called by \JForm while filtering the form data.
+     *
+     * @param   string  $value  The language key to filter.
+     *
+     * @return  string  The filtered language key.
+     *
+     * @since       2.5
+     */
+    public static function filterKey($value)
+    {
+        $filter = InputFilter::getInstance([], [], InputFilter::ONLY_BLOCK_DEFINED_TAGS, InputFilter::ONLY_BLOCK_DEFINED_ATTRIBUTES);
+
+        return strtoupper($filter->clean($value, 'cmd'));
+    }
+
+    /**
+     * Filter method for language strings.
+     * This method will be called by \JForm while filtering the form data.
+     *
+     * @param   string  $value  The language string to filter.
+     *
+     * @return  string  The filtered language string.
+     *
+     * @since       2.5
+     */
+    public static function filterText($value)
+    {
+        $filter = InputFilter::getInstance([], [], InputFilter::ONLY_BLOCK_DEFINED_TAGS, InputFilter::ONLY_BLOCK_DEFINED_ATTRIBUTES);
+
+        return $filter->clean($value);
+    }
+}