#!/bin/bash
# to test the functionnality :
# yunohost backup create -n "bozon-test" --apps bozon
# yunohost app remove bozon
# yunohost backup restore "bozon-test"

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
#Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
source ../settings/scripts/_common.sh
source /usr/share/yunohost/helpers

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..." --time --weight=1
app=$YNH_APP_INSTANCE_NAME
domain=$(ynh_app_setting_get --app="$app" --key=domain)
path_url=$(ynh_app_setting_get --app="$app" --key=path)
backup_core_only=$(ynh_app_setting_get --app="$app" --key=backup_core_only)
final_path=$(ynh_app_setting_get --app="$app" --key=final_path)
data_path=$(ynh_app_setting_get --app="$app" --key=data_path)

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================
ynh_script_progression --message="Validating restoration parameters..." --time --weight=1
ynh_webpath_available --domain="$domain" --path_url="$path_url" || ynh_die --message="Path not available: ${domain}${path_url}"
test ! -d $final_path || ynh_die --message="There is already a directory: $final_path"

#=================================================
# STANDARD RESTORATION STEPS
#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================
ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"

#=================================================
# RESTORE THE APP MAIN DIR
#=================================================
ynh_script_progression --message="Restoring the app main directory..." --time --weight=1
ynh_restore_file --origin_path="$final_path"

#=================================================
# RECREATE THE DEDICATED USER
#=================================================
ynh_script_progression --message="Recreating the dedicated system user..." --time --weight=1
ynh_system_user_create --username="$app"

#=================================================
# RESTORE THE PHP-FPM CONFIGURATION
#=================================================
ynh_restore_file --origin_path="/etc/php/7.0/fpm/pool.d/$app.conf"

#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..." --time --weight=1
ynh_install_app_dependencies $pkg_dependencies

#=================================================
# RESTORE THE DATA DIR
#=================================================
ynh_script_progression --message="Restoring the data directory..." --time --weight=2
if [ ! -d "$data_path" ]; then
	if [ $backup_core_only -eq 0 ]; then
		ynh_restore_file --origin_path="$data_path"
	else
		myynh_create_dir "$data_path/uploads"
		myynh_create_dir "$data_path/thumbs"
	fi
else
	echo "$data_path already exists and will not be overwritten" >&2
fi

#=================================================
# RESTORE USER RIGHTS
#=================================================
myynh_set_permissions

#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX AND PHP-FPM
#=================================================
ynh_script_progression --message="Reloading nginx web server and php-fpm..." --time --weight=1
ynh_systemd_action --service_name=php7.0-fpm --action=reload
ynh_systemd_action --service_name=nginx --action=reload

#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Restoration completed for $app" --time --last