#!/bin/bash

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

#Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
source ../settings/scripts/_common.sh
source ../settings/scripts/ynh_add_extra_apt_repos__3
source ../settings/scripts/ynh_install_php__3
source ../settings/scripts/ynh_composer__2
source ../settings/scripts/ynh_exec_as
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
#=================================================
ynh_script_progression --message="Loading settings..." --weight=1

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app=$app --key=domain)
path_url=$(ynh_app_setting_get --app=$app --key=path)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
db_name=$(ynh_app_setting_get --app=$app --key=db_name)
db_user=$db_name

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================
ynh_script_progression --message="Validating restoration parameters..." --weight=1

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

#=================================================
# STANDARD RESTORATION STEPS
#=================================================
# RECREATE THE DEDICATED USER
#=================================================
ynh_script_progression --message="Recreating the dedicated system user..." --weight=1

ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# RESTORE ALL FILES
#=================================================
ynh_script_progression --message="Restoring all files..." --weight=1

ynh_restore

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

# Restore permissions on app files
chown -R root: $final_path
chmod 2775 "$final_path/sites/default/files"

mkdir -p "/home/yunohost.app/$app/data"
chown -R $app: "/home/yunohost.app/$app/data"
chmod 775 "/home/yunohost.app/$app/data"

#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL PHP7.3
#=================================================

if [ "$(lsb_release --codename --short)" = "buster" ]; then
	pkg_dependencies="$pkg_dependencies $extra_pkg_dependencies"
else
	ynh_print_info --message="Reinstalling PHP7.3..."
	ynh_install_php --phpversion="7.3" --package="$extra_pkg_dependencies"
fi

#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..." --weight=1

# Define and install dependencies
ynh_install_app_dependencies $pkg_dependencies

#=================================================
# RESTORE THE POSTGRESQL DATABASE
#=================================================
ynh_script_progression --message="Restoring the PostgreSQL database..." --weight=1

ynh_psql_test_if_first_run

db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
ynh_psql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
ynh_psql_execute_file_as_root ./db.sql "$db_name"

#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX AND PHP-FPM
#=================================================
ynh_script_progression --message="Reloading nginx web server and php-fpm..." --weight=1

ynh_systemd_action --service_name=php7.3-fpm --action=reload
ynh_systemd_action --service_name=nginx --action=reload

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression --message="Restoration completed for $app" --last