#!/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 settings..."

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=$db_name
db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
port=$(ynh_app_setting_get --app=$app --key=port)
nextclouddomain=$(ynh_app_setting_get --app=$app --key=nextclouddomain)

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

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..."

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

#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..."

# Define and install dependencies
ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
ynh_exec_warn_less ynh_install_extra_app_dependencies --repo="deb http://deb.debian.org/debian/ buster main contrib" --package=$contrib_dependencies --key="https://ftp-master.debian.org/keys/release-$(lsb_release --release --short).asc"

#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the NGINX configuration..."

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

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

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

#=================================================
# CONFIGURE ONLYOFFICE
#=================================================
ynh_script_progression --message="Configuring OnlyOffice..."

echo onlyoffice-documentserver onlyoffice/ds-port select $port | debconf-set-selections
echo onlyoffice-documentserver onlyoffice/db-host string 127.0.0.1 | debconf-set-selections
echo onlyoffice-documentserver onlyoffice/db-user string $db_user | debconf-set-selections
echo onlyoffice-documentserver onlyoffice/db-pwd password $db_pwd | debconf-set-selections
echo onlyoffice-documentserver onlyoffice/db-name string $db_name | debconf-set-selections

#=================================================
# REINSTALL ONLYOFFICE
#=================================================
ynh_script_progression --message="Reinstalling OnlyOffice..."

apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys CB2DE8E5

ynh_install_extra_app_dependencies --repo="https://download.onlyoffice.com/repo/debian squeeze main" --package=$extra_dependencies --key="https://ftp-master.debian.org/keys/release-$(lsb_release --release --short).asc"

#=================================================
# RESTORE THE CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the configuration..."

ynh_restore_file --origin_path="/etc/onlyoffice"

#=================================================
# RESTORE THE CACHE
#=================================================
ynh_restore_file --origin_path="/var/lib/onlyoffice/documentserver/App_Data/cache/files"

#=================================================
# REGENERATE FONTS
#=================================================
ynh_script_progression --message="Generating fonts..."

/usr/bin/documentserver-generate-allfonts.sh

#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to app files
chmod 750 "$final_path"
chmod -R o-rwx "$final_path"
chown -R ds:ds "$final_path"

#=================================================
# GENERIC FINALIZATION
#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..."

supervisorctl reload

sleep 30

#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..."

ynh_systemd_action --service_name=nginx --action=reload

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

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