#!/bin/bash

# Exit on command errors and treat unset variables as an error
set -eu

# 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

# Retrieve settings
domain=$(sudo yunohost app setting $app domain)
path=$(sudo yunohost app setting $app path)
admin_user=$(sudo yunohost app setting $app admin_user)
upload_password=$(sudo yunohost app setting $app upload_password)
is_public=$(sudo yunohost app setting $app is_public)

# Remove trailing "/" for next commands
path=${path%/}

# Set upload password, allowing an empty one
if [[ -z "$upload_password" ]]; then
    sed -i "s@YNH_UPLOAD_PASSWORD@@g" ../conf/config.local.php
else
    sed -i "s@YNH_UPLOAD_PASSWORD@'$upload_password'@g" ../conf/config.local.php
fi

# Copy files to the right place
final_path=/var/www/$app
var_root=/home/yunohost.app/$app
sudo mkdir -p $final_path
sudo rm -rf $final_path/*
sudo cp -r ../sources/* $final_path
sed -i "s@YNH_DOMAIN@$domain@g" ../conf/config.local.php
sed -i "s@YNH_WWW_PATH@$path@g" ../conf/config.local.php
sed -i "s@YNH_VAR_ROOT@$var_root@g" ../conf/config.local.php
sed -i "s@YNH_ADMIN_USER@$admin_user@g" ../conf/config.local.php
sudo cp ../conf/config.local.php $final_path/lib
sudo rm $final_path/install.php

# Files owned by root, www-data can just read
sudo find $final_path -type f | xargs sudo chmod 644
sudo find $final_path -type d | xargs sudo chmod 755
sudo chown -R root: $final_path

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

# Modify Nginx configuration file and copy it to Nginx conf directory
if [[ "$path" == "" ]]; then
	sed -i "s@YNH_WWW_LOCATION@/@g" ../conf/nginx.conf
else
	sed -i "s@YNH_WWW_LOCATION@$path@g" ../conf/nginx.conf
fi
sed -i "s@YNH_WWW_PATH@$path@g" ../conf/nginx.conf
sed -i "s@YNH_WWW_ALIAS@$final_path/@g" ../conf/nginx.conf
nginxconf=/etc/nginx/conf.d/$domain.d/$app.conf
sudo cp ../conf/nginx.conf $nginxconf
sudo chown root: $nginxconf
sudo chmod 600 $nginxconf

sed -i "s@NAMETOCHANGE@$app@g" ../conf/php-fpm.conf
finalphpconf=/etc/php5/fpm/pool.d/$app.conf
sudo cp ../conf/php-fpm.conf $finalphpconf
sudo chown root: $finalphpconf
sudo chmod 644 $finalphpconf

if [ "$is_public" = "Yes" ];
then
  sudo yunohost app setting $app unprotected_uris -v "/" 
fi

sudo service php5-fpm restart
sudo service nginx reload
sudo yunohost app ssowatconf