From 24febd0745fbb41e2d43557aa3b4e09c426db29d Mon Sep 17 00:00:00 2001
From: Sylvain CECCHETTO <cecchetto.sylvain@me.com>
Date: Thu, 30 Sep 2021 18:44:04 +0200
Subject: [PATCH] Update change_url script

---
 scripts/change_url | 57 +++++++++++++++++++++++++++-------------------
 1 file changed, 33 insertions(+), 24 deletions(-)

diff --git a/scripts/change_url b/scripts/change_url
index 2fb1d43..6ab9389 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -24,17 +24,32 @@ app=$YNH_APP_INSTANCE_NAME
 #=================================================
 ynh_script_progression --message="Loading installation settings..." --weight=1
 
-domain=$(ynh_app_setting_get --app=$app --key=domain)
-path_url=$(ynh_app_setting_get --app=$app --key=path)
-superuser=$(ynh_app_setting_get --app=$app --key=superuser)
-password=$(ynh_app_setting_get --app=$app --key=password)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+conf_dir=$(ynh_app_setting_get --app=$app --key=conf_dir)
 port=$(ynh_app_setting_get --app=$app --key=port)
 stream_port=$(ynh_app_setting_get --app=$app --key=stream_port)
 
+#=================================================
+# BACKUP BEFORE CHANGE URL THEN ACTIVE TRAP
+#=================================================
+ynh_script_progression --message="Backing up the app before changing its URL (may take a while)..." --weight=1
+
+# Backup the current version of the app
+ynh_backup_before_upgrade
+ynh_clean_setup () {
+    # Remove the new domain config file, the remove script won't do it as it doesn't know yet its location.
+    ynh_secure_remove --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
+
+    # Restore it if the upgrade fails
+    ynh_restore_upgradebackup
+}
+# Exit if an error occurs during the execution of the script
+ynh_abort_if_errors
+
 #=================================================
 # CHECK WHICH PARTS SHOULD BE CHANGED
 #=================================================
+
 change_domain=0
 if [ "$old_domain" != "$new_domain" ]
 then
@@ -63,19 +78,28 @@ ynh_script_progression --message="Updating NGINX web server configuration..." --
 
 nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
 
-# Change the path in the nginx config file
+# Change the path in the NGINX config file
 if [ $change_path -eq 1 ]
 then
-    # Make a backup of the original nginx config file if modified
+    # Make a backup of the original NGINX config file if modified
     ynh_backup_if_checksum_is_different --file="$nginx_conf_path"
-    # Set global variables for nginx helper
+    # Set global variables for NGINX helper
     domain="$old_domain"
     path_url="$new_path"
-    # Create a dedicated nginx config
+    # Create a dedicated NGINX config
     ynh_add_nginx_config
+
+    # Update Tvheadend configuration file
+    ynh_script_progression --message="Updating Tvheadend configuration..." --weight=1
+    if [ "$path_url" = "/" ]
+    then
+        ynh_add_config --template="tvheadend_no_subpath" --destination="/etc/default/tvheadend"
+    else
+        ynh_add_config --template="tvheadend" --destination="/etc/default/tvheadend"
+    fi
 fi
 
-# Change the domain for nginx
+# Change the domain for NGINX
 if [ $change_domain -eq 1 ]
 then
     # Delete file checksum for the old conf file location
@@ -85,21 +109,6 @@ then
     ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 fi
 
-#=================================================
-# SPECIFIC MODIFICATIONS
-#=================================================
-# ...
-#=================================================
-ynh_script_progression --message="Updating Tvheadend configuration..." --weight=1
-
-ynh_backup_if_checksum_is_different --file="/etc/default/tvheadend"
-cp ../conf/tvheadend /etc/default/tvheadend
-ynh_replace_string --match_string="__CONF_DIR__" --replace_string="$final_path/.hts/tvheadend" --target_file="/etc/default/tvheadend"
-ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file="/etc/default/tvheadend"
-ynh_replace_string --match_string="__PATH__" --replace_string="$path_url" --target_file="/etc/default/tvheadend"
-ynh_replace_string --match_string="__STREAM_PORT__" --replace_string="$stream_port" --target_file="/etc/default/tvheadend"
-ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_file="/etc/default/tvheadend"
-ynh_store_file_checksum --file="/etc/default/tvheadend"
 
 #=================================================
 # GENERIC FINALISATION