#!/bin/bash

#=================================================
# GENERIC STARTING
#=================================================
# MANAGE FAILURE OF THE SCRIPT
#=================================================

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

#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source /usr/share/yunohost/helpers

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get $app domain)
path_url=$(ynh_app_setting_get $app path)
final_path=$(ynh_app_setting_get $app final_path)
db_name=$(ynh_app_setting_get $app db_name)

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================

sudo yunohost app checkurl "${domain}${path_url}" -a "$app" \
	|| ynh_die "Path not available: ${domain}${path_url}"
test ! -d $final_path \
	|| ynh_die "There is already a directory: $final_path "

#=================================================
# STANDARD RESTORE STEPS
#=================================================
# RESTORE OF THE NGINX CONFIGURATION
#=================================================

conf=/etc/nginx/conf.d/$domain.d/$app.conf
if [ -f $conf ]; then
    ynh_die "There is already a nginx conf file at this path: $conf "
fi
sudo cp -a ./nginx.conf $conf

#=================================================
# RESTORE OF THE MAIN DIR OF THE APP
#=================================================

sudo cp -a ./sources/. $final_path

#=================================================
# RESTORE OF THE SQL BDD
#=================================================

db_pwd=$(ynh_app_setting_get $app mysqlpwd)
ynh_mysql_create_db $db_name $db_name $db_pwd
ynh_mysql_connect_as $db_name $db_pwd $db_name < ./db.sql

#=================================================
# RECREATE THE DEDICATED USER
#=================================================

if ! ynh_system_user_exists "$app"	# Test l'existence de l'utilisateur
then
	sudo useradd -d /var/www/$app --system --user-group $app --shell /usr/sbin/nologin || ynh_die "Unable to create $app system account"
fi

#=================================================
# RESTORE OF THE PHP-FPM CONFIGURATION
#=================================================

sudo cp -a ./php-fpm.conf /etc/php5/fpm/pool.d/$app.conf
sudo cp -a ./php-fpm.ini /etc/php5/fpm/conf.d/20-$app.ini

#=================================================
# SPECIFIC RESTORE
#=================================================
# RESTORE OF THE CRON FILE
#=================================================
sudo cp -a "cron" "/etc/cron.d/$app"

#=================================================
# GENERIC FINALISATION
#=================================================
# RELOAD NGINX AND PHP-FPM
#=================================================

sudo service php5-fpm reload
sudo service nginx reload