Support generic node patterns.

frontend_routing.module

@@ -10,11 +10,27 @@
  */
 function frontend_routing_form_node_form_alter(&$form, &$form_state) {
   $nodes = \Drupal::state()->get('frontend_routing.settings');
-  $nodes = array_combine($nodes, $nodes);
-  $node = $form_state->getFormObject()->getEntity();
-  if (!$node->isNew() && in_array($node->id(), $nodes)) {
-    $form['path']['#access'] = FALSE;
-    $form['path_replace']['#weight'] = $form['path']['#weight'];
-    $form['path_replace']['#markup'] = '<strong>' . t('This node is managed by Frontend Routing.') . '</strong>';
+
+  // Check if the alias matches for a single alias.
+  if (!empty($nodes)) {
+    $nodes = array_combine($nodes, $nodes);
+    $node = $form_state->getFormObject()->getEntity();
+    if (!$node->isNew() && in_array($node->id(), $nodes)) {
+      $form['path']['#access'] = FALSE;
+      $form['path_replace']['#weight'] = $form['path']['#weight'];
+      $form['path_replace']['#markup'] = '<strong>' . t('This node is managed by Frontend Routing.') . '</strong>';
+    }
+  }
+
+  // Check if the alias matches for the pattern.
+  $keys = \Drupal::config('frontend_routing.settings')->get('keys') ?? [];
+  foreach ($keys as $key => $value) {
+    if (empty($value['entity_id']) && !empty($value['bundle'])) {
+      if (!$node->isNew() && $node->bundle() === $value['bundle']) {
+        $form['path']['#access'] = FALSE;
+        $form['path_replace']['#weight'] = $form['path']['#weight'];
+        $form['path_replace']['#markup'] = '<strong>' . t('This node is managed by Frontend Routing.') . '</strong>';
+      }
+    }
   }
 }

src/Form/SettingsForm.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Drupal\frontend_routing\Form;
 
 use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
 use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\Core\Form\ConfigFormBase;
 use Drupal\Core\Form\FormStateInterface;
@@ -23,7 +24,8 @@ final class SettingsForm extends ConfigFormBase {
   public function __construct(
     protected ConfigFactoryInterface $config_factory,
     protected StateInterface $state,
-    protected EntityTypeManagerInterface $entityTypeManager
+    protected EntityTypeManagerInterface $entityTypeManager,
+    protected EntityTypeBundleInfoInterface $entityTypeBundleInfo,
   ) {
     parent::__construct($config_factory);
   }
@@ -36,6 +38,7 @@ final class SettingsForm extends ConfigFormBase {
       $container->get('config.factory'),
       $container->get('state'),
       $container->get('entity_type.manager'),
+      $container->get('entity_type.bundle.info'),
     );
   }
 
@@ -93,11 +96,29 @@ final class SettingsForm extends ConfigFormBase {
         '#disabled' => TRUE,
       ];
 
+      $form['existing']['table'][$key]['bundle'] = [
+        '#title' => $this->t('Node Type'),
+        '#type' => 'select',
+        '#options' => $this->getNodeTypes(),
+        '#required' => TRUE,
+        '#default_value' => !empty($keys[$key]['bundle']) ? $keys[$key]['bundle'] : NULL,
+      ];
+
+      $required = TRUE;
+      // If we have a generic alias, we do not require a node.
+      if (!empty($aliases)) {
+        $alias = reset($aliases);
+        if (!empty($alias) && strpos($alias, '/:slug') !== FALSE) {
+          $required = FALSE;
+        }
+      }
+
       $form['existing']['table'][$key]['entity_id'] = [
         '#title' => $this->t('Node'),
         '#type' => 'entity_autocomplete',
         '#target_type' => 'node',
-        '#required' => TRUE,
+        '#required' => $required,
+        '#disabled' => !$required,
         '#default_value' => !empty($nodes[$key]) ? $this->entityTypeManager->getStorage('node')->load($nodes[$key]) : NULL,
       ];
 
@@ -160,6 +181,9 @@ final class SettingsForm extends ConfigFormBase {
   public function validateForm(array &$form, FormStateInterface $form_state): void {
 
     if ($form_state->getValue('key')) {
+      if (empty($form_state->getValue('bundle'))) {
+        $form_state->setErrorByName('bundle', $this->t('Node Type required.'));
+      }
       if (empty($form_state->getValue('entity_id'))) {
         $form_state->setErrorByName('entity_id', $this->t('Node is required.'));
       }
@@ -204,7 +228,7 @@ final class SettingsForm extends ConfigFormBase {
   public function submitForm(array &$form, FormStateInterface $form_state): void {
 
     $nodes = [];
-    // Save data from the table
+    // Save data from the table.
     $keys = $this->config('frontend_routing.settings')->get('keys') ?? [];
 
     // Add a new item.
@@ -212,7 +236,7 @@ final class SettingsForm extends ConfigFormBase {
     if (!empty($values['key'])) {
       $key = !empty($keys[$values['key']]) ? $keys[$values['key']] : [];
       $aliases = $key['aliases'] ?? [];
-      // Prepend alias with / if it does not have one
+      // Prepend alias with / if it does not have one.
       if (strpos($values['alias'], '/') !== 0) {
         $values['alias'] = '/' . $values['alias'];
       }
@@ -223,6 +247,8 @@ final class SettingsForm extends ConfigFormBase {
 
       $nodes[$values['key']] = $values['entity_id'];
 
+      $key['bundle'] = $values['bundle'];
+
       $this->config('frontend_routing.settings')
         ->set('keys', $keys)
         ->save();
@@ -231,7 +257,10 @@ final class SettingsForm extends ConfigFormBase {
     $table = $form_state->getValue('table');
     if (is_array($table)) {
       foreach ($table as $key => $value) {
-        $nodes[$key] = $value['entity_id'];
+        $keys[$key]['bundle'] = $value['bundle'];
+        if (!empty($value['entity_id'])) {
+          $nodes[$key] = $value['entity_id'];
+        }
       }
       $this->config('frontend_routing.settings')
         ->set('keys', $keys)->save();
@@ -280,4 +309,18 @@ final class SettingsForm extends ConfigFormBase {
     }
   }
 
+  /**
+   * Get Node bundles.
+   *
+   * @return array
+   */
+  private function getNodeTypes() {
+    $list = [];
+    $bundles = $this->entityTypeBundleInfo->getBundleInfo('node');
+    foreach ($bundles as $key => $bundle) {
+      $list[$key] = $bundle['label'];
+    }
+    return $list;
+  }
+
 }