Issue #469: Set the "Home" breadcrumb link text to the site name

html/modules/custom/bc_dc/bc_dc.module

@@ -952,6 +952,19 @@ function bc_dc_preprocess_links__toolbar_user(array &$variables): void {
   }
 }
 
+/**
+ * Implements hook_preprocess_HOOK() for breadcrumb.
+ */
+function bc_dc_preprocess_breadcrumb(array &$variables): void {
+  // Set the "Home" breadcrumb link text to the site name.
+  foreach ($variables['links'] ?? [] as $key => $link) {
+    if ($link->getUrl()->getRouteName() === '<front>') {
+      $site_name = \Drupal::config('system.site')->get('name');
+      $variables['breadcrumb'][$key]['text'] = $site_name;
+    }
+  }
+}
+
 /**
  * Implements hook_system_breadcrumb_alter().
  */

html/modules/custom/bc_dc/tests/src/Functional/BcDcFunctionalTest.php

@@ -196,6 +196,9 @@ public function test(): void {
     // Module configuration.
     // @todo Remove this section and have the config come in from config import.
     //
+    // Set site name.
+    $site_name = 'Site name ' . $this->randomString();
+    $this->config('system.site')->set('name', $site_name)->save();
     // Configure registration_role module.
     $this->drupalGet('admin/people/registration-role');
     $edit = [
@@ -419,6 +422,7 @@ public function test(): void {
     $breadcrumbs = $this->xpath('//ol[@class = "breadcrumb"]/li/a');
     $this->assertCount(1, $breadcrumbs, 'Page has 1 breadcrumb.');
     $this->assertEquals('/', $breadcrumbs[0]->getAttribute('href'));
+    $this->assertEquals($site_name, $breadcrumbs[0]->getText());
     // "Edit" tab does appear for data_set content type.
     $this->assertSession()->elementExists('xpath', '//a[@href = "/node/2/edit"]');
     // "Outline" tab does not appear for data_set content type.