#!/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
user=$YNH_APP_ARG_USER
is_public=$YNH_APP_ARG_IS_PUBLIC

# This is a multi-instance app, meaning it can be installed several times independently
# The id of the app as stated in the manifest is available as $YNH_APP_ID
# The instance number is available as $YNH_APP_INSTANCE_NUMBER (equals "1", "2", ...)
# The app instance name is available as $YNH_APP_INSTANCE_NAME
#    - the first time the app is installed, YNH_APP_INSTANCE_NAME = ynhexample
#    - the second time the app is installed, YNH_APP_INSTANCE_NAME = ynhexample__2
#    - ynhexample__{N} for the subsequent installations, with N=3,4, ...
# The app instance name is probably what you are interested the most, since this is
# guaranteed to be unique. This is a good unique identifier to define installation path,
# db names, ...
app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================

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

if [ $is_public -eq 1 ] && [ ! $user ]
then
    ynh_die "You must set up an user if owntracks is public"
fi

# Normalize the url path syntax
path_url=$(ynh_normalize_url_path $path_url)

# Check web path availability
ynh_webpath_available $domain $path_url
# Register (book) web path
ynh_webpath_register $app $domain $path_url

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================

ynh_app_setting_set $app domain $domain
ynh_app_setting_set $app path $path_url

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# CREATE A MYSQL DATABASE
#=================================================

# If your app uses a MySQL database, you can use these lines to bootstrap
# a database, an associated user and save the password in app settings
db_name=$(ynh_sanitize_dbid $app)
ynh_app_setting_set $app db_name $db_name
ynh_mysql_setup_db $db_name $db_name

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

ynh_app_setting_set $app final_path $final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source "$final_path"

#=================================================
# NGINX CONFIGURATION
#=================================================

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# CREATE DEDICATED USER
#=================================================

# Create a system user
ynh_system_user_create $app

#=================================================
# PHP-FPM CONFIGURATION
#=================================================

# Create a dedicated php-fpm config
ynh_add_fpm_config

#=================================================
# SPECIFIC SETUP
#=================================================
# PREPARE MYQSL DATABASE
#=================================================

ynh_mysql_connect_as $app $db_pwd $db_name < "$final_path/sql/schema.sql"

#=================================================
# MODIFY A CONFIG FILE
#=================================================

ynh_replace_string "__USER__" "$app" "$final_path/config.inc.php"
ynh_replace_string "__DB_PWD__" "$db_pwd" "$final_path/config.inc.php"

if [ $is_public -eq 1 ]
then
    ynh_replace_string "\$_SERVER\['PHP_AUTH_USER'\]" "$user" "$final_path/map_points.php"
    ynh_app_setting_set $app unprotected_uris "/"
fi
#=================================================
# STORE THE CHECKSUM OF THE CONFIG FILE
#=================================================

# Calculate and store the config file checksum into the app settings
# ynh_store_file_checksum "$final_path/CONFIG_FILE"

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to app files
chown -R $app:www-data $final_path

#=================================================
# SETUP LOGROTATE
#=================================================

# Use logrotate to manage application logfile(s)
ynh_use_logrotate


#=================================================
# SETUP SSOWAT
#=================================================

# Owntracks requires HTTP basic authentication. Users have to be logged in.
ynh_app_setting_delete $app skipped_uris

#=================================================
# RELOAD NGINX
#=================================================

systemctl reload nginx