Initial commit - Typo3 11.5.41

typo3conf/ext/sr_freecap/Classes/Configuration/ConfigurationHelper.php

@@ -0,0 +1,63 @@
+<?php
+namespace SJBR\SrFreecap\Configuration;
+
+/*
+ *  Copyright notice
+ *
+ *  (c) 2013-2020 Stanislas Rolland <typo32020(arobas)sjbr.ca>
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3 project is
+ *  free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *  A copy is found in the textfile GPL.txt and important notices to the license
+ *  from the author is found in LICENSE.txt distributed with these scripts.
+ *
+ *
+ *  This script is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the script!
+ */
+
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractTagBasedViewHelper;
+
+/**
+ * Class providing configuration help for extension SrFreecap
+ */
+class ConfigurationHelper
+{
+	/**
+	 * Renders a select element that allows to choose the encryption algoritm to be used by the extension
+	 *
+	 * @param array $params: Field information to be rendered
+	 * @param AbstractTagBasedViewHelper $pObj: The calling parent object.
+	 * @return string The HTML select field
+	 */
+	public function buildEncryptionAlgorithmSelector(array $params, AbstractTagBasedViewHelper $pObj)
+	{
+		if (in_array('openssl', get_loaded_extensions())) {
+			$encryptionAlgorithms = openssl_get_cipher_methods(true);
+			if (!empty($encryptionAlgorithms)) {
+				$field = '<br /><select id="' . $params['propertyName'] . '" name="' . $params['fieldName'] . '" >' . LF;
+				foreach ($encryptionAlgorithms as $encryptionAlgorithm) {
+					$selected = $params['fieldValue'] == $encryptionAlgorithm ? 'selected="selected"' : '';
+					$field .= '<option name="' . $encryptionAlgorithm . '" value="' . $encryptionAlgorithm . '" ' . $selected . '>' . $encryptionAlgorithm . '</option>' . LF;
+				}
+				$field .= '</select><br /><br />' . LF;
+			} else {
+				$field = '<br />Available encryption algorithms could not be found. Algorithm AES-256-CBC will be used.<br />';
+			}
+		} else {
+			$field = '<br />PHP openssl extension is not available.<br />';
+		}
+		return $field;
+	}
+}