#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

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

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

# if [ ! -e _common.sh ]; then
# 	# Get the _common.sh file if it's not in the current directory
# 	cp ../settings/scripts/_common.sh ./_common.sh
# 	chmod a+rx _common.sh
# fi
# source _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
#=================================================

app=$YNH_APP_INSTANCE_NAME

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

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

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

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

ynh_restore_file "/etc/nginx/conf.d/$domain.d/$app.conf"

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

ynh_restore_file "$final_path"

#=================================================
# RESTORE THE MYSQL DATABASE
#=================================================

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

# Setup a privileged user for phpmyadmin (to prevent using MySQL root user)
db_admin_user=$(ynh_app_setting_get $app db_admin_user)
db_admin_pwd=$(ynh_app_setting_get $app db_admin_pwd)

if ! ynh_mysql_user_exists "$db_admin_user" ; then
  ynh_mysql_create_user "$db_admin_user" "$db_admin_pwd"
  ynh_mysql_execute_as_root "GRANT ALL PRIVILEGES ON *.* TO '$db_admin_user'@'localhost' IDENTIFIED BY '$db_admin_pwd' WITH GRANT OPTION;
  FLUSH PRIVILEGES;" mysql
fi
#=================================================
# RECREATE THE DEDICATED USER
#=================================================

# Create the dedicated user (if not existing)
ynh_system_user_create $app

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

# config.inc.php contains sensitive data, restrict its access
chown root:$app $final_path/config.inc.php

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

ynh_restore_file "/etc/php5/fpm/pool.d/$app.conf"

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

systemctl reload php5-fpm
systemctl reload nginx