#!/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
#=================================================

if [ ! -e .fonctions ]; then
	# Rapatrie le fichier de fonctions si il n'est pas dans le dossier courant
	sudo cp ../settings/scripts/.fonctions ./.fonctions
	sudo chmod a+rx .fonctions
fi
source .fonctions
source /usr/share/yunohost/helpers

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

app=$YNH_APP_INSTANCE_NAME

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

#=================================================
# 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: $final_path "
test ! -d "/opt/yunohost/$app" \
	|| ynh_die "There is already a directory: /opt/yunohost/$app "

#=================================================
# 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/. $final_path
sudo mkdir -p /opt/yunohost/$app
sudo cp -a ./virtualenv/. /opt/yunohost/$app/

#=================================================
# INSTALL DEPENDENCIES
#=================================================

ynh_install_app_dependencies python-pip python-virtualenv python-dev libldap2-dev libsasl2-dev libssl-dev uwsgi uwsgi-plugin-python

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

ynh_system_user_create $app	# Recreate the dedicated user, if not exist

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

if [ $infcloud -eq 1 ]
then
	sudo cp -a ./php-fpm.conf /etc/php5/fpm/pool.d/$app.conf
	sudo cp -a ./php-fpm.ini /etc/php5/fpm/conf.d/20-$app.ini
	sudo systemctl reload php5-fpm
fi

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

sudo chown radicale: -R /opt/yunohost/$app

sudo chown -R radicale: $final_path
sudo mkdir -p /var/log/$app
sudo touch /var/log/$app/$app.log
sudo chown radicale -R /var/log/$app

#=================================================
# RESTORE THE UWSGI CONFIG
#=================================================

sudo cp -a ./uwsgi_conf /etc/uwsgi/apps-available/radicale.ini
sudo ln -s /etc/uwsgi/apps-available/radicale.ini /etc/uwsgi/apps-enabled/

#=================================================
# RESTORE THE RADICALE CONFIGURATION
#=================================================

sudo cp -a ./etc /etc/$app

#=================================================
# BACKUP OF THE LOGROTATE CONFIGURATION
#=================================================

sudo cp -a ./logrotate /etc/logrotate.d/$app

#=================================================
# GENERIC FINALISATION
#=================================================
# RELOAD NGINX AND UWSGI
#=================================================

sudo systemctl restart uwsgi
sudo systemctl reload nginx