initial commit

Classes/Evaluation/LatitudeEvaluation.php

@@ -0,0 +1,64 @@
+<?php
+declare(strict_types=1);
+
+namespace A2G\A2gTravelBlog\Evaluation;
+
+/**
+ * This file is part of the "tt_address" Extension for TYPO3 CMS.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ */
+use A2G\A2gTravelBlog\Utility\EvalcoordinatesUtility;
+
+/**
+ * Class for validation/evaluation of longitude to be used in 'eval' of TCA
+ * removes everything except numbers and digit-sign (dot). Fills coordinates up with zeros if too short
+ */
+class LatitudeEvaluation
+{
+
+    /**
+     * JavaScript code for client side validation/evaluation
+     *
+     * @return string JavaScript code for client side validation/evaluation
+     */
+    public function returnFieldJS()
+    {
+        // Nice to have: add javascript-code for evalution on blur
+        return '
+      return value;
+    ';
+    }
+
+    /**
+     * Server-side validation/evaluation on saving the record
+     * Tests if latutide is between -90 and +90, fills up with zeros to mach decimal (14,12) in database
+     *
+     * @param string $value The field value to be evaluated
+     * @return string Evaluated field value
+     */
+    public function evaluateFieldValue($value)
+    {
+        // test if we have any latitude
+        if ($value && $value !== '') {
+            return EvalcoordinatesUtility::formatLatitude($value);
+        }
+        return null;
+    }
+
+    /**
+     * Server-side validation/evaluation on opening the record
+     *
+     * @param array $parameters Array with key 'value' containing the field value from the database
+     * @return string Evaluated field value
+     */
+    public function deevaluateFieldValue(array $parameters)
+    {
+        // test if we have any latitude
+        if ($parameters['value'] && $parameters['value'] !== '') {
+            $parameters['value'] = EvalcoordinatesUtility::formatLatitude($parameters['value']);
+        }
+        return $parameters['value'];
+    }
+}