#!/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
admin=$YNH_APP_ARG_ADMIN
is_public=$YNH_APP_ARG_IS_PUBLIC

app=$YNH_APP_INSTANCE_NAME

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

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

# 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=$app --key=adminusername --value=$admin
ynh_app_setting_set --app=$app --key=is_public --value=$is_public

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..." --weight=14

ynh_install_app_dependencies $pkg_dependencies

#=================================================
# CREATE A MYSQL DATABASE
#================================================
ynh_script_progression --message="Creating a MySQL database..." --weight=2

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

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=2

ynh_app_setting_set --app=$app --key=final_path --value=$final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$final_path"

mkdir -p $final_path/sessions/

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring nginx web server..." --weight=2

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --weight=2

# Create a system user
ynh_system_user_create --username=$app

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring php-fpm..." --weight=2

# Create a dedicated php-fpm config
ynh_add_fpm_config

#=================================================
# SPECIFIC SETUP
#=================================================
# CREATE CONFIG.PHP
#=================================================
ynh_script_progression --message="Configuring kanboard..."

# Retrieve admin email
email=$(ynh_user_get_info --username=$admin --key=mail)

# Copy and edit config.php
config_php="${final_path}/config.php"

cp ../conf/config.php "$config_php"
ynh_replace_string --match_string="__DB_PWD__" --replace_string="$db_pwd" --target_file="$config_php"
ynh_replace_string --match_string="__DB_NAME__" --replace_string=$db_name --target_file="$config_php"
ynh_replace_string --match_string="__USER__"    --replace_string=$admin   --target_file="$config_php"
ynh_replace_string --match_string="__EMAIL__"   --replace_string=$email   --target_file="$config_php"
ynh_replace_string --match_string="__DOMAIN__"  --replace_string=$domain  --target_file="$config_php"

#=================================================
# DATABASE INITIALIZATION
#=================================================
ynh_script_progression --message="Initializing database..." --weight=7

ynh_mysql_connect_as --user="$db_name" --password="$db_pwd" --database="$db_name" < "${final_path}/app/Schema/Sql/mysql.sql"

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

# Set permissions to app files
chown -R root: $final_path
chown -R $app $final_path/{data,plugins,sessions}
chmod -R 700 $final_path/sessions

#=================================================
# SETUP FAIL2BAN
#=================================================
ynh_script_progression --message="Configuring fail2ban..." --weight=10

ynh_add_fail2ban_config --logpath="/var/log/nginx/$domain-error.log" --failregex="^.*authentication failure\" while reading response header from upstream, client: <HOST>,.*$" --max_retry=5

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring SSOwat..." --weight=2

# Make app public or private
if [ $is_public -eq 1 ]
then
	ynh_app_setting_set --app=$app --key=unprotected_uris --value="/"
	ynh_replace_string --match_string="define('LDAP_AUTH'.*$"        --replace_string="define('LDAP_AUTH', true);"        --target_file="$config_php"
	ynh_replace_string --match_string="define('HIDE_LOGIN_FORM'.*$"  --replace_string="define('HIDE_LOGIN_FORM', false);" --target_file="$config_php"
	ynh_replace_string --match_string="define('REMEMBER_ME_AUTH'.*$" --replace_string="define('REMEMBER_ME_AUTH', true);" --target_file="$config_php"
	ynh_replace_string --match_string="define('DISABLE_LOGOUT'.*$"   --replace_string="define('DISABLE_LOGOUT', false);"  --target_file="$config_php"
else
	ynh_app_setting_set --app=$app --key=unprotected_uris --value="/jsonrpc.php"
fi

# Calculate and store the config file checksum into the app settings
ynh_store_file_checksum --file="$config_php"

#=================================================
# 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" --last