[BUGFIX] Preventing forcefully wrapping of long lines in text emails

Classes/ViewHelpers/Format/WordWrapViewHelper.php

@@ -0,0 +1,75 @@
+<?php
+namespace Cjel\TemplatesAide\ViewHelpers\Format;
+
+/*
+ * This file is part of the FluidTYPO3/Vhs project under GPLv2 or later.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.md file that was distributed with this source code.
+ */
+
+use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
+use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithContentArgumentAndRenderStatic;
+
+/**
+ * ### Wordwrap: Wrap a string at provided character count
+ *
+ * Wraps a string to $limit characters and at $break character
+ * while maintaining complete words. Concatenates the resulting
+ * strings with $glue. Code is heavily inspired
+ * by Codeigniter's word_wrap helper.
+ */
+class WordWrapViewHelper extends AbstractViewHelper
+{
+    use CompileWithContentArgumentAndRenderStatic;
+
+    /**
+     * @return void
+     */
+    public function initializeArguments()
+    {
+        $this->registerArgument('subject', 'string', 'Text to wrap');
+        $this->registerArgument('limit', 'integer', 'Maximum length of resulting parts after wrapping', false, 80);
+        $this->registerArgument('break', 'string', 'Character to wrap text at', false, PHP_EOL);
+        $this->registerArgument('glue', 'string', 'Character to concatenate parts with after wrapping', false, PHP_EOL);
+    }
+
+    /**
+     * @param array $arguments
+     * @param \Closure $renderChildrenClosure
+     * @param RenderingContextInterface $renderingContext
+     * @return mixed
+     */
+    public static function renderStatic(
+        array $arguments,
+        \Closure $renderChildrenClosure,
+        RenderingContextInterface $renderingContext
+    ) {
+        $subject = $renderChildrenClosure();
+        $limit = (integer) $arguments['limit'];
+        $break = $arguments['break'];
+        $glue = $arguments['glue'];
+        $subject = preg_replace('/ +/', ' ', $subject);
+        $subject = str_replace(["\r\n", "\r"], PHP_EOL, $subject);
+        $subject = wordwrap($subject, $limit, $break, false);
+        $output = '';
+        foreach (explode($break, $subject) as $line) {
+            if (mb_strlen($line) <= $limit) {
+                $output .= $line . $glue;
+                continue;
+            }
+            $temp = '';
+            //while (mb_strlen($line) > $limit) {
+            //    $temp .= mb_substr($line, 0, $limit - 1);
+            //    $line = mb_substr($line, $limit - 1);
+            //}
+            if (false === empty($temp)) {
+                $output .= $temp . $glue . $line . $glue;
+            } else {
+                $output .= $line . $glue;
+            }
+        }
+        return $output;
+    }
+}

Resources/Private/Partials/Mails/DefaultText.html

@@ -20,9 +20,9 @@
             ### {row.data -> f:format.nl2br() -> f:format.raw()}
           </f:case>
           <f:defaultCase>
-              <f:spaceless><v:format.wordWrap limit="76" glue="{br}">
+              <f:spaceless><c:format.wordWrap limit="76" glue="{br}">
                 {row.data -> f:format.raw()}
-              </v:format.wordWrap>
+              </c:format.wordWrap>
             </f:spaceless>{br}{br}
           </f:defaultCase>
         </f:switch>