#!/bin/bash

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

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

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
is_public=$YNH_APP_ARG_IS_PUBLIC
nextclouddomain=$YNH_APP_ARG_NEXTCLOUDDOMAIN

app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..."

final_path=/var/www/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"

if dpkg-architecture --is armhf
then
    ynh_die --message="Sorry, this app can not be installed on an ARM architecture"
fi

# Register (book) web path
ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_script_progression --message="Storing installation settings..."

ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=nextclouddomain --value=$nextclouddomain
ynh_app_setting_set --app=$app --key=final_path --value=$final_path

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_script_progression --message="Finding an available port..."

# Find an available port
port=$(ynh_find_port --port=8095)
ynh_app_setting_set --app=$app --key=port --value=$port

#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing 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"

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..."

# Create a system user
ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# CREATE A POSTGRESQL DATABASE
#=================================================
ynh_script_progression --message="Creating a PostgreSQL database..."

db_name=$(ynh_sanitize_dbid --db_name=$app)
db_user=$db_name
ynh_app_setting_set --app=$app --key=db_name --value=$db_name
ynh_psql_test_if_first_run
ynh_psql_setup_db --db_user=$db_user --db_name=$db_name

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..."

if [ $path_url = "/" ]; then
   ynh_replace_string --match_string="__SUB_PATH__" --replace_string="" --target_file="../conf/nginx.conf"
else
  ynh_replace_string --match_string="__SUB_PATH__" --replace_string="$path_url" --target_file="../conf/nginx.conf"
fi

# Create a dedicated NGINX config
ynh_add_nginx_config "nextclouddomain"

#=================================================
# SPECIFIC SETUP
#=================================================
# 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

#=================================================
# INSTALL ONLYOFFICE
#=================================================
ynh_script_progression --message="Install OnlyOffice..."

apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys CB2DE8E5 2>/dev/null

# The onlyoffice dev had the magnificent idea to add a "nginx restart" during
# the install/configure of their package, which is awful since that will
# restart nginx and the whole webadmin and maybe even the yunohost command
# running the install ...

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"

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..."

ynh_replace_string --match_string="\"rejectUnauthorized\": true" --replace_string="\"rejectUnauthorized\": false" --target_file="/etc/onlyoffice/documentserver/default.json"
ynh_store_file_checksum --file="/etc/onlyoffice/documentserver/default.json"

#=================================================
# 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

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

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

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions..."

# Make app public if necessary
if [ $is_public -eq 1 ]
then
	# Everyone can access the app.
	# The "main" permission is automatically created before the install script.
	ynh_permission_update --permission="main" --add="visitors"
fi

#=================================================
# 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="Installation of $app completed"