#!/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 /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 installation 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=$db_name
phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
database=$(ynh_app_setting_get --app=$app --key=database)
timezone="$(cat /etc/timezone)"

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================
ynh_script_progression --message="Validating restoration parameters..." --weight=2

test ! -d $final_path \
	|| ynh_die --message="There is already a directory: $final_path "

#=================================================
# STANDARD RESTORATION STEPS
#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the NGINX web server configuration..." --weight=1

ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"

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

# Create the dedicated user (if not existing)
ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# RESTORE THE APP MAIN DIR
#=================================================
ynh_script_progression --message="Restoring the app main directory..." --weight=2

ynh_restore_file --origin_path="$final_path"

chmod 750 "$final_path"
chmod -R o-rwx "$final_path"
chown -R $app:www-data "$final_path"

#=================================================
# RESTORE THE PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the PHP-FPM configuration..." --weight=1

ynh_restore_file --origin_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
ynh_add_fpm_config
phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)

#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..." --weight=6

# Define and install dependencies
if [ $database == "pgsql" ]
then
	pkg_dependencies="$pkg_dependencies $pgsql_pkg_dependencies"
fi

ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies

#=================================================
# RESTORE THE SQL DATABASE
#=================================================

if [ $database == "pgsql" ]
then
	ynh_script_progression --message="Restoring the PostgreSQL database..." --weight=6
	db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
	ynh_psql_test_if_first_run
	ynh_psql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
	ynh_psql_execute_file_as_root --file="./db.sql" --database=$db_name
else
	ynh_script_progression --message="Restoring the MySQL database..." --weight=6
	db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
	ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
	ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < ./db.sql
fi

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

chown "$app" "$final_path/galette/config"
chmod 750 "$final_path/galette/config"

for folder in attachments cache exports files imports logs photos templates_c tempimages
do
    chown "$app" "$final_path/galette/data/$folder"
    chmod 775 "$final_path/galette/data/$folder"
done

#=================================================
# RESTORE THE LOGROTATE CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the logrotate configuration..." --weight=1

ynh_restore_file --origin_path="/etc/logrotate.d/$app"

#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX AND PHP-FPM
#=================================================
ynh_script_progression --message="Reloading NGINX web server and PHP-FPM..." --weight=2

ynh_systemd_action --service_name=php$phpversion-fpm --action=reload
ynh_systemd_action --service_name=nginx --action=reload

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

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