Update change_url script from example package

scripts/change_url

@@ -21,10 +21,23 @@ new_path=$YNH_APP_NEW_PATH
 
 app=$YNH_APP_INSTANCE_NAME
 
+#=================================================
+# LOAD SETTINGS
+#=================================================
+ynh_script_progression --message="Loading installation settings..." --time --weight=1
+
+# Needed for helper "ynh_add_nginx_config"
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+
+# Add settings here as needed by your application
+#db_name=$(ynh_app_setting_get --app=$app --key=db_name)
+#db_user=$db_name
+#db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
+
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
-ynh_script_progression --message="Backing up the app before changing its url (may take a while)..." --weight=1
+ynh_script_progression --message="Backing up the app before changing its URL (may take a while)..." --time --weight=1
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
@@ -32,7 +45,7 @@ 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
+	# Restore it if the upgrade fails
 	ynh_restore_upgradebackup
 }
 # Exit if an error occurs during the execution of the script
@@ -45,64 +58,66 @@ ynh_abort_if_errors
 change_domain=0
 if [ "$old_domain" != "$new_domain" ]
 then
-  change_domain=1
+	change_domain=1
 fi
 
 change_path=0
 if [ "$old_path" != "$new_path" ]
 then
-  change_path=1
+	change_path=1
 fi
 
 #=================================================
 # STANDARD MODIFICATIONS
+#=================================================
+# STOP SYSTEMD SERVICE
+#=================================================
+ynh_script_progression --message="Stopping a systemd service..." --time --weight=1
+
+ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
+
 #=================================================
 # MODIFY URL IN NGINX CONF
 #=================================================
-ynh_script_progression --message="Updating nginx web server configuration..." --weight=1
+ynh_script_progression --message="Updating NGINX web server configuration..." --time --weight=1
 
 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"
+	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"
+	domain="$old_domain"
-  path_url="$new_path"
+	path_url="$new_path"
-  # Store path_url setting
+	# Create a dedicated NGINX config
-  ynh_app_setting_set --app=$app --key=path_url --value="$path_url"
+	ynh_add_nginx_config
-  # Create a dedicated nginx config
-  ynh_add_nginx_config
-  if [ "$path_url" = "/" ]
-  then
-    # Replace "//" location (due to nginx template)
-    # Prevent from replacing in "http://" expressions by excluding ":" as preceding character
-    sed --in-place "s@\([^:]\)//@\1/@g" "$nginx_conf_path"
-  else
-    # Move prefix comment #for-subdir at end of lines
-    sed --in-place "s/#for-subdir\(.*\)/\1 #for-subdir/g" "$nginx_conf_path"
-  fi
-  ynh_store_file_checksum --file="$nginx_conf_path"
 fi
 
-# Change the domain for nginx
+# Change the domain for NGINX
 if [ $change_domain -eq 1 ]
 then
-  # Delete file checksum for the old conf file location
+	# Delete file checksum for the old conf file location
-  ynh_delete_file_checksum --file="$nginx_conf_path"
+	ynh_delete_file_checksum --file="$nginx_conf_path"
-  mv $nginx_conf_path /etc/nginx/conf.d/$new_domain.d/$app.conf
+	mv $nginx_conf_path /etc/nginx/conf.d/$new_domain.d/$app.conf
-  # Store file checksum for the new config file location
+	# Store file checksum for the new config file location
-  ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
+	ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 fi
 
 #=================================================
 # GENERIC FINALISATION
+#=================================================
+# START SYSTEMD SERVICE
+#=================================================
+ynh_script_progression --message="Starting a systemd service..." --time --weight=1
+
+ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
+
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..." --weight=1
+ynh_script_progression --message="Reloading NGINX web server..." --time --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
@@ -110,4 +125,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Change of URL completed for $app"
+ynh_script_progression --message="Change of URL completed for $app" --time --last