#!/bin/bash

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

app=pluxml

#retrieve arguments
domain=$1
path=$2
admin=$3
password=$4
is_public=$5
default_lang=$6

# Remove trailing slash
[ "$path" != "/" ] && path=${path%/}

# Check domain/path availability
sudo yunohost app checkurl $domain$path -a $app
if [[ ! $? -eq 0 ]]; then
  exit 1
fi

# Check user
sudo yunohost user list --json | grep -q "\"username\": \"$admin\""
if [[ ! $? -eq 0 ]]; then
  echo "Wrong user" && exit 1
fi

# Save app settings
sudo yunohost app setting $app admin -v "$admin"
sudo yunohost app setting $app is_public -v "$is_public"
sudo yunohost app setting $app domain -v "$domain"
sudo yunohost app setting $app path -v "$path"

#create path for copying
src_path=/var/www/$app
sudo mkdir -p $src_path

# Retrieve sources and install them
version=$(cat ../conf/upstream_version)
wget -nc --quiet https://github.com/pluxml/PluXml/archive/$version.zip -P /tmp
sudo unzip -q /tmp/$version.zip
sudo mv PluXml-$version/* $src_path
sudo find $src_path -type f -name ".htaccess" | xargs sudo rm

#setup permissions
sudo chown -R root: $src_path
sudo chown -R www-data: $src_path/{data,plugins}
sudo find $src_path -type f | xargs sudo chmod 644
sudo find $src_path -type d | xargs sudo chmod 755

#configure nginx settings
folder_path=${path%/}
sudo sed -i "s@YNH_EXAMPLE_PATH@$path@g" ../conf/nginx.conf
# If path is only / (without subfolder), add trailing slash to alias
alias_path=$src_path
nginx_conf="../conf/nginx.conf"
[ "$path" == '/' ] && alias_path=$alias_path'/'
sudo sed -i "s@YNH_EXAMPLE_ALIAS@$alias_path@g" $nginx_conf
sudo sed -i "s@YNH_EXAMPLE_FOLDER@$folder_path@g" $nginx_conf
sudo cp $nginx_conf /etc/nginx/conf.d/$domain.d/$app.conf

#temporary set public accessible
sudo yunohost app setting $app unprotected_uris -v "/"

# Reload services
sudo service nginx reload
sudo yunohost app ssowatconf

#temporary add domain name to /etc/hosts
sudo sed -i "1 i\127.0.0.1 $domain #pluxml_hosts" /etc/hosts

#make request to install app
#get the html page 
curl_path=$([ "$path" == "/" ] || echo $path)
curl -kL -o install_page.html https://$domain$curl_path/install.php >/dev/null 2>&1


#get the token for form validation
token=$(cat install_page.html | grep "input" | grep "token" | tail -1 | cut -d' ' -f3 | cut -d'"' -f2)
#send http POST values
curl -k -X POST \
  --data-urlencode "default_lang=$default_lang" \
  --data-urlencode "install=Installer" \
  --data-urlencode "name=$admin" \
  --data-urlencode "login=$admin" \
  --data-urlencode "pwd=$password" \
  --data-urlencode "pwd2=$password" \
  --data-urlencode "token=$token" \
  https://$domain$curl_path/install.php > /dev/null 2>&1

sudo rm -f $src_path/install.php

#remove domain name from /etc/hosts
sudo sed -i "/#pluxml_hosts/d" /etc/hosts

# If app is private, remove url to SSOWat conf from skipped_uris
if [ "$is_public" = "No" ]; then
  sudo yunohost app setting $app unprotected_uris -d
fi

#adding admin to the allowed users
sudo yunohost app addaccess $app -u $admin

#allow only allowed users to access admin panel
sudo yunohost app setting $app protected_uris -v "/core/admin/"

# Reload nginx service
sudo service nginx reload