From e821c4d26a1a488b15b90dfe22c6210d58c70b98 Mon Sep 17 00:00:00 2001
From: Valentin CZERYBA <valcze80@gmail.com>
Date: Sun, 19 Mar 2023 11:51:50 +0100
Subject: [PATCH] replace http header link by sub_filter link

---
 roles/deploy-web/files/gouter | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/roles/deploy-web/files/gouter b/roles/deploy-web/files/gouter
index ab5becd..5bf34dd 100644
--- a/roles/deploy-web/files/gouter
+++ b/roles/deploy-web/files/gouter
@@ -7,14 +7,16 @@ server {
     	if ($host = clarissariviere.com) {
         	return 301 https://"www.clarissariviere.com"$request_uri;
     	} # managed by Certbot
-
-
+	set $link 'canonical';
+	if ($host = www.clarissariviere.fr) {
+		set $link "alternate\" hreflang=\"fr";
+	}
 	access_log /var/log/nginx/clarissa_access.log main;
 	error_log /var/log/nginx/clarissa_error.log;
 	#gzip_static off;
 	server_name clarissariviere.com clarissariviere.fr www.clarissariviere.fr www.clarissariviere.com;
         add_header 'Content-Security-Policy' 'upgrade-insecure-requests';
-	add_header Link "<https://www.clarissariviere.com;> rel=\"canonical\", <https://www.clarissariviere.fr;> rel=\"alternate\" hreflang=\"fr\"";
+	#add_header Link "<https://www.clarissariviere.com$request_uri;> rel=\"canonical\", <https://www.clarissariviere.fr$request_uri;> rel=\"alternate\" hreflang=\"fr\"";
 	proxy_cache STATIC;	
 	location / {
 		# First attempt to serve request as file, then
@@ -36,9 +38,9 @@ server {
 		#proxy_set_header X-Real-IP $remote_addr;
                 #proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 		#proxy_set_header X-Forwarded-Proto $scheme;
+		sub_filter 'canonical' "$link";
 		sub_filter 'gouters.canalblog.com' "$host";
 		sub_filter '<meta name="generator" content="CanalBlog - https://www.canalblog.com" />' '';
-		#sub_filter '</head>' '<script async src="https://www.googletagmanager.com/gtag/js?id=G-MV336S1G9W"></script><script>window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag("js", new Date()); gtag("config", "G-MV336S1G9W");</script></head>';
 		sub_filter_types text/html text/xml text/plain text/css;
 		sub_filter_once off;