From 184c1a88fec4b00e78ed236af3acd3e49a94b239 Mon Sep 17 00:00:00 2001
From: Jim Safley <jimsafley@gmail.com>
Date: Tue, 16 Jul 2024 13:05:15 -0400
Subject: [PATCH] Fix default locale when using debug (fix #2212)

---
 application/src/Mvc/MvcListeners.php | 26 ++++++++++++++++++++------
 1 file changed, 20 insertions(+), 6 deletions(-)

diff --git a/application/src/Mvc/MvcListeners.php b/application/src/Mvc/MvcListeners.php
index 5c95eddd8..4d6cc00e0 100644
--- a/application/src/Mvc/MvcListeners.php
+++ b/application/src/Mvc/MvcListeners.php
@@ -135,15 +135,31 @@ public function bootstrapLocale(MvcEvent $event)
             // The translator already loaded the configured locale.
             $locale = $translator->getDelegatedTranslator()->getLocale();
         }
-        if (extension_loaded('intl')) {
-            \Locale::setDefault($locale);
-        }
+        $this->setDefaultLocale($locale);
         $translator->getDelegatedTranslator()->setLocale($locale);
 
         // Enable automatic translation for validation error messages.
         AbstractValidator::setDefaultTranslator($translator);
     }
 
+    /**
+     * Set the default locale.
+     *
+     * Note that we only set a defualt locale when the intl extension is loaded
+     * and when the locale isn't "debug". The "debug" locale is a special case
+     * used by Omeka to detect translated strings on the page wihout switching
+     * to another language. Otherwise there will be a "Found unconstructed
+     * IntlDateFormatter" error.
+     *
+     * @param string $locale
+     */
+    public function setDefaultLocale($locale)
+    {
+        if (extension_loaded('intl') && 'debug' !== $locale) {
+            \Locale::setDefault($locale);
+        }
+    }
+
     /**
      * Redirect all requests to install route if Omeka is not installed.
      *
@@ -354,9 +370,7 @@ public function preparePublicSite(MvcEvent $event)
         // locale.
         $locale = $services->get('Omeka\Settings\Site')->get('locale');
         if ($locale) {
-            if (extension_loaded('intl')) {
-                \Locale::setDefault($locale);
-            }
+            $this->setDefaultLocale($locale);
             $services->get('MvcTranslator')->getDelegatedTranslator()->setLocale($locale);
         }
     }