#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# 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

# Set app specific variables
dbname=$app
dbuser=$app

# Retrieve old app settings
domain=$(ynh_app_setting_get "$app" domain)
path_url=$(ynh_app_setting_get "$app" path)
dbpass=$(ynh_app_setting_get "$app" mysqlpwd)
final_path=$(ynh_app_setting_get "$app" final_path)

#=================================================
# 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
#=================================================
# REINSTALL DEPENDENCIES
#=================================================

# Define and install dependencies
pkg_dependencies=php5-gd
if [ "$(lsb_release --codename --short)" != "jessie" ]; then
	pkg_dependencies="$pkg_dependencies php-zip"
fi
ynh_install_app_dependencies $pkg_dependencies

#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================

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

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

# Restore the app files
ynh_restore_file "$final_path"

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

ynh_mysql_setup_db "$dbuser" "$dbname" "$dbpass"
ynh_mysql_connect_as "$dbuser" "$dbpass" "$dbname" < ./db.sql

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

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

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

chown -R root:root "$final_path"
chown -R "$app" "$final_path"/{data,plugins,sessions}
chmod -R 700 "$final_path"/sessions

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

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

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

service php5-fpm restart
service nginx reload