#!/bin/bash
# This restore script is adapted to Yunohost >=2.4

# Exit on command errors and treat unset variables as an error
set -eu

# The parameter $2 is the id of the app instance ex: ynhexample__2
app=$YNH_APP_INSTANCE_NAME

# Source app helpers
source /usr/share/yunohost/helpers

# Get old parameter of the app
domain=$(ynh_app_setting_get $app domain)
path=$(ynh_app_setting_get $app path)
is_public=$(ynh_app_setting_get $app is_public)
with_mysql=$(ynh_app_setting_get "$app" with_mysql)

# Check domain/path availability
sudo yunohost app checkurl "${domain}${path}" -a "$app" \
    || ynh_die "Path not available: ${domain}${path}"

# Check configuration files php-fpm
nginx_conf="/etc/nginx/conf.d/${domain}.d/${app}.conf"
[[ -f $nginx_conf ]] && ynh_die \
"The NGINX configuration already exists at '${nginx_conf}'.
 You should safely delete it before restoring this app."
phpfpm_conf="/etc/php5/fpm/pool.d/${app}.conf"
[[ -f $phpfpm_conf ]] && ynh_die \
"The PHP FPM configuration already exists at '${phpfpm_conf}'.
 You should safely delete it before restoring this app."
phpfpm_ini="/etc/php5/fpm/conf.d/20-${app}.ini"
[[ -f $phpfpm_ini ]] && ynh_die \
"The PHP FPM INI configuration already exists at '${phpfpm_ini}'.
 You should safely delete it before restoring this app."

 # Restore sources & data
final_path="/var/www/${app}"
sudo cp -a ./sources "$final_path"

# Set permissions
sudo chown -R www-data: $final_path

# Restore db
if [[ $with_mysql -eq 1 ]]; then
	db_pwd=$(ynh_app_setting_get $app mysqlpwd)
	db_user=$app
	ynh_mysql_create_db $db_user $db_user $db_pwd
	sudo su -c "mysql -u $db_user -p$db_pwd $app < ./db.sql"
	sudo rm -f "./db.sql"
	# sudo sed -i -e "s/'__DB_USER__', *'[^']*'/'__DB_USER__', '$app'/g" $final_path/config/connect.php
	# sudo sed -i -e "s/'__DB_PWD__', *'[^']*'/'__DB_PWD__', '$app'/g" $final_path/config/connect.php
	sudo sed -i "s@__DB_USER__@$db_user@g" $final_path/config/connect.php
	sudo sed -i "s@__DB_PWD__@$db_pwd@g" $final_path/config/connect.php 
fi

# Restore nginx configuration files
sudo cp -a ./nginx.conf   "$nginx_conf"
# Restore php-fpm configuration files
sudo cp -a ./php-fpm.conf "$phpfpm_conf"
sudo cp -a ./php-fpm.ini "$phpfpm_ini"

# Reload services
sudo service php5-fpm reload || true
sudo service nginx reload || true