From a00919940fca4d32b711cbb47c31df4a99814832 Mon Sep 17 00:00:00 2001
From: Rich Lott / Artful Robot <code.commits@artfulrobot.uk>
Date: Thu, 27 Jul 2023 16:26:33 +0100
Subject: [PATCH] standalone: prevent civi adding duplicate breadcrumbs (e.g.
 scheduled jobs)

---
 CRM/Utils/System/Standalone.php | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/CRM/Utils/System/Standalone.php b/CRM/Utils/System/Standalone.php
index febf546bc7..584e9d7bc7 100644
--- a/CRM/Utils/System/Standalone.php
+++ b/CRM/Utils/System/Standalone.php
@@ -109,9 +109,21 @@ class CRM_Utils_System_Standalone extends CRM_Utils_System_Base {
    */
   public function appendBreadCrumb($breadcrumbs) {
     $crumbs = \Civi::$statics[__CLASS__]['breadcrumb'] ?? [];
-    $crumbs = array_merge($crumbs, $breadcrumbs);
+
+    foreach ($breadcrumbs as $crumb) {
+      $duplicate = FALSE;
+      foreach ($crumbs as $existingCrumb) {
+        if ($existingCrumb['url'] === $crumb['url']) {
+          $duplicate = TRUE;
+          break;
+        }
+      }
+      if (!$duplicate) {
+        $crumbs[] = $crumb;
+      }
+    }
     \Civi::$statics[__CLASS__]['breadcrumb'] = $crumbs;
-    CRM_Core_Smarty::singleton()->assign('breadcrumb', \Civi::$statics[__CLASS__]['breadcrumb']);
+    CRM_Core_Smarty::singleton()->assign('breadcrumb', $crumbs);
   }
 
   /**
-- 
2.25.1