Add support for internal links in forms

modules/civiremote_entity/composer.json

@@ -42,7 +42,7 @@
     "require": {
         "php": "^7.4 || ^8",
         "beberlei/assert": "*",
-        "drupal/json_forms": "~0.1"
+        "drupal/json_forms": "~0.4"
     },
     "require-dev": {
         "drupal/core-dev": "^9.5 || ^10"

modules/civiremote_entity/src/Form/Control/InternalLinkArrayFactory.php

@@ -0,0 +1,86 @@
+<?php
+
+/*
+ * Copyright (C) 2024 SYSTOPIA GmbH
+ *
+ * This program 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.
+ *
+ * This program 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+namespace Drupal\civiremote_entity\Form\Control;
+
+use Assert\Assertion;
+use Drupal\civiremote_entity\CiviCRMPage\CiviCRMUrlStorageInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\json_forms\Form\AbstractConcreteFormArrayFactory;
+use Drupal\json_forms\Form\Control\Rule\StatesArrayFactory;
+use Drupal\json_forms\Form\FormArrayFactoryInterface;
+use Drupal\json_forms\JsonForms\Definition\DefinitionInterface;
+
+class InternalLinkArrayFactory extends AbstractConcreteFormArrayFactory {
+
+  private CiviCRMUrlStorageInterface $civiCRMUrlManager;
+
+  public function __construct(CiviCRMUrlStorageInterface $civiCRMUrlManager) {
+    $this->civiCRMUrlManager = $civiCRMUrlManager;
+  }
+
+  /**
+   * {@inheritDoc}
+   */
+  public function createFormArray(
+    DefinitionInterface $definition,
+    FormStateInterface $formState,
+    FormArrayFactoryInterface $formArrayFactory
+  ): array {
+    $label = $definition->getKeywordValue('label');
+    Assertion::string($label);
+    $url = $definition->getKeywordValue('url');
+    Assertion::string($url);
+    $description = $definition->getKeywordValue('description');
+    Assertion::nullOrString($description);
+    $filename = $definition->getKeywordValue('filename');
+    Assertion::nullOrString($filename);
+
+    if (NULL !== $description) {
+      $description = ' - ' . $description;
+    }
+
+    $form = [
+      '#type' => 'container',
+      '#prefix' => '<p>',
+      '#suffix' => '</p>',
+      'link' => [
+        '#type' => 'link',
+        '#title' => $label,
+        '#url' => $this->civiCRMUrlManager->addRemoteUrl($url, $filename),
+        '#attributes' => ['target' => '_blank'],
+      ],
+      'description' => ['#plain_text' => $description],
+    ];
+
+    if (NULL !== $definition->getRule()) {
+      $statesArrayFactory = new StatesArrayFactory();
+      $form['#states'] = $statesArrayFactory->createStatesArray($definition->getRule());
+    }
+
+    return $form;
+  }
+
+  public function supportsDefinition(DefinitionInterface $definition): bool {
+    return 'InternalLink' === $definition->getType();
+  }
+
+}