From 00d8a792d02e76b36660a16a646c9cb9f1c732c9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9DNyymix=E2=80=9D?= <nyymix@gmail.com>
Date: Wed, 30 Jul 2025 13:57:39 +0300
Subject: [PATCH] Set canonical_url domain in settings

---
 config/settings.py            |  4 ++++
 gallery/context_processors.py | 16 ++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 gallery/context_processors.py

diff --git a/config/settings.py b/config/settings.py
index 6fdb9d2..3765eb6 100644
--- a/config/settings.py
+++ b/config/settings.py
@@ -32,6 +32,9 @@ LOCALE_PATHS = [
     BASE_DIR / 'locale',
 ]
 
+# Hostname for canonical_url
+CANONICAL_HOST = "nyymix.net"
+
 
 # Application definition
 INSTALLED_APPS = [
@@ -76,6 +79,7 @@ TEMPLATES = [
                 'django.template.context_processors.request',
                 'django.contrib.auth.context_processors.auth',
                 'django.contrib.messages.context_processors.messages',
+                'gallery.context_processors.canonical_url_processor',
             ],
         },
     },
diff --git a/gallery/context_processors.py b/gallery/context_processors.py
new file mode 100644
index 0000000..359d54f
--- /dev/null
+++ b/gallery/context_processors.py
@@ -0,0 +1,16 @@
+from django.conf import settings
+
+
+def canonical_url_processor(request):
+    if settings.DEBUG:
+        canonical_url = request.build_absolute_uri()
+    else:
+        current_host = request.get_host()
+        canonical_host = settings.CANONICAL_HOST
+
+        if current_host != canonical_host:
+            canonical_url = f"{request.scheme}://{canonical_host}{request.get_full_path()}"
+        else:
+            canonical_url = request.build_absolute_uri()
+
+    return {'canonical_url': canonical_url}