Add a form node for showing notices

wcfsetup/install/files/lib/system/form/builder/NoticeFormNode.class.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace wcf\system\form\builder;
+
+/**
+ * Form node that shows a notice.
+ *
+ * @author      Marcel Werk
+ * @copyright   2001-2023 WoltLab GmbH
+ * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
+ * @since       6.1
+ */
+class NoticeFormNode extends LanguageItemFormNode
+{
+    protected NoticeFormNodeType $type = NoticeFormNodeType::Info;
+
+    /**
+     * @inheritDoc
+     */
+    public function getHtml()
+    {
+        return '<woltlab-core-notice type="' . $this->getType()->toString() . '">' . parent::getHtml() . '</woltlab-core-notice>';
+    }
+
+    /**
+     * Sets the type of this notice.
+     */
+    public function type(NoticeFormNodeType $type): static
+    {
+        $this->type = $type;
+
+        return $this;
+    }
+
+    public function getType(): NoticeFormNodeType
+    {
+        return $this->type;
+    }
+}

wcfsetup/install/files/lib/system/form/builder/NoticeFormNodeType.class.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace wcf\system\form\builder;
+
+/**
+ * Defines the available types for the notice form node.
+ *
+ * @author      Marcel Werk
+ * @copyright   2001-2023 WoltLab GmbH
+ * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
+ * @since       6.1
+ */
+enum NoticeFormNodeType
+{
+    case Info;
+    case Success;
+    case Warning;
+    case Error;
+
+    public function toString(): string
+    {
+        return match ($this) {
+            self::Info => 'info',
+            self::Success => 'success',
+            self::Warning => 'warning',
+            self::Error => 'error',
+        };
+    }
+}