#!/bin/bash

#=================================================
# GENERIC STARTING
#=================================================
# 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_user=$YNH_APP_ARG_ADMIN_USER
ynh_print_OFF
upload_password=$YNH_APP_ARG_UPLOAD_PASSWORD
ynh_print_ON
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..."

final_path=/var/www/$app
test ! -e "$final_path" || ynh_die "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=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=admin --value=$admin_user
ynh_app_setting_set --app=$app --key=is_public --value=$is_public

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=3

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"

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

# 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
#=================================================
# SET AND SAVE THE UPLOAD PASSWORD
#=================================================

jirafeauconfigfile="$final_path/lib/config.local.php"
cp "../conf/config.local.php" "$jirafeauconfigfile"

# Set and save upload password, allowing an empty one
ynh_print_OFF
if [ -z "$upload_password" ]
then
	ynh_replace_string --match_string="__YNH_UPLOAD_PASSWORD__" --replace_string="" --target_file="$jirafeauconfigfile"
	ynh_app_setting_set --app=$app --key=upload_password --value=""
else
	ynh_replace_special_string --match_string="__YNH_UPLOAD_PASSWORD__" --replace_string="'$upload_password'" --target_file="$jirafeauconfigfile"
	ynh_app_setting_set --app=$app --key=upload_password --value="$upload_password"
fi
ynh_print_ON

#=================================================
# CONFIGURE JIRAFEAU
#=================================================
ynh_script_progression --message="Configuring jirafeau..."

var_root=/home/yunohost.app/$app

ynh_replace_string --match_string="__YNH_DOMAIN__" --replace_string="$domain" --target_file="$jirafeauconfigfile"
if [ "$path_url" = "/" ]
then
	ynh_replace_string --match_string="__YNH_WWW_PATH__" --replace_string="" --target_file="$jirafeauconfigfile"
else
	ynh_replace_string --match_string="__YNH_WWW_PATH__" --replace_string="$path_url" --target_file="$jirafeauconfigfile"
fi
ynh_replace_string --match_string="__YNH_VAR_ROOT__" --replace_string="$var_root" --target_file="$jirafeauconfigfile"
ynh_replace_string --match_string="__YNH_ADMIN_USER__" --replace_string="$admin_user" --target_file="$jirafeauconfigfile"

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

# Remove the install.php
ynh_secure_remove --file=$final_path/install.php

#=================================================
# GENERIC FINALISATION
#=================================================
# SECURING FILES AND DIRECTORIES
#=================================================

chown -R root: $final_path

mkdir -p $var_root/{files,links,async,block}
chown -R $app:root $var_root
chmod -R 700 $var_root

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

ynh_app_setting_set --app=$app --key=unprotected_uris --value="/"
if [ $is_public -eq 0 ]
then
	domain_regex=$(echo "$domain" | sed 's@-@.@g')
	[ "$path_url" = "/" ] && path_url=""
	ynh_app_setting_set --app=$app --key=protected_regex --value="$domain_regex$path_url/$","$domain_regex$path_url/admin.php.*$"
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" --last