B15627: Added character count and maxLength feature for tinymce. refs #15627

extension/Classes/Core/AbstractBuildForm.php

@@ -3436,9 +3436,29 @@ abstract class AbstractBuildForm {
         } else {
             $completeUrl = '?action=imageUpload';
         }
+
+        // Prepare maxLength and characterCount for tinyMce
+        $maxLength = $formElement[FE_MAX_LENGTH];
+        $elementCharacterCount = '';
+        if (isset($formElement[FE_CHARACTER_COUNT_WRAP])) {
+            $attribute .= Support::doAttribute('data-character-count-id', $formElement[FE_HTML_ID] . HTML_ID_EXTENSION_CHARACTER_COUNT);
+            $attributeCC = Support::doAttribute('id', $formElement[FE_HTML_ID] . HTML_ID_EXTENSION_CHARACTER_COUNT);
+            $classCC = ($formElement[FE_CHARACTER_COUNT_WRAP] == '') ? Support::doAttribute('class', 'qfq-cc-style') : '';
+            $elementCharacterCount = "<span $attributeCC $classCC></span>";
+
+            if ($formElement[FE_CHARACTER_COUNT_WRAP] != '') {
+                $arr = explode('|', $formElement[FE_CHARACTER_COUNT_WRAP], 2);
+                $arr[] = '';
+                $arr[] = ''; //skip check that at least 2 elements exist
+                $elementCharacterCount = $arr[0] . $elementCharacterCount . $arr[1];
+            }
+        }
+
 //TODO: static setup for TinyMCE ImagePlugin - needs to be activated / dynamically set by QFQ parameter.
         $preSettings = [
 #            "plugins" => "image",
+            "plugins" => "charmap",
+            "maxLength" => $maxLength,
             "file_picker_types" => "file image media",
             "image_advtab" => true,
             "automatic_uploads" => true,
@@ -3460,7 +3480,7 @@ abstract class AbstractBuildForm {
         $html = Support::wrapTag("<textarea $attribute>", htmlentities($value), false);
         $formElement = HelperFormElement::prepareExtraButton($formElement, false);
 
-        return $html . HelperFormElement::getHelpBlock() . $formElement[FE_TMP_EXTRA_BUTTON_HTML] . $formElement[FE_INPUT_EXTRA_BUTTON_INFO];
+        return $html . HelperFormElement::getHelpBlock() . $formElement[FE_TMP_EXTRA_BUTTON_HTML] . $elementCharacterCount . $formElement[FE_INPUT_EXTRA_BUTTON_INFO];
     }
 
     /**