#!/bin/bash

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

app=$YNH_APP_INSTANCE_NAME

# Source local helpers
source ./_common.sh

# Retrieve arguments
domain=$YNH_APP_ARG_DOMAIN
path=$YNH_APP_ARG_PATH
admin=$YNH_APP_ARG_ADMIN
is_public=$YNH_APP_ARG_IS_PUBLIC
language=$YNH_APP_ARG_LANGUAGE

if [ "$language" = "fr" ] ; then
  applanguage="fr_FR"
else
  applanguage="en_UK"
fi

# Source YunoHost helpers
source /usr/share/yunohost/helpers

# Save app settings
ynh_app_setting_set "$app" admin "$admin"
ynh_app_setting_set "$app" is_public "$is_public"
ynh_app_setting_set "$app" language "$language"

# Check domain/path availability
sudo yunohost app checkurl "${domain}${path}" -a "$app" \
    || ynh_die "Path not available: ${domain}${path}"

# Download and extract application 
extract_application ..

# Copy source files
src_path=/var/www/$app
sudo mkdir -p $src_path/upload
sudo cp -a ../piwigo/. $src_path

datapath=/home/yunohost.app/$app
sudo mkdir -p $datapath
sudo mkdir -p $datapath/galleries
sudo mkdir -p $datapath/upload
sudo ln -sd $datapath/galleries $src_path/galleries
sudo ln -sd $datapath/upload $src_path/upload
sudo cp ../conf/index.php $src_path/galleries/index.php

sudo cp -R ../plugins/Ldap_Login $src_path/plugins/Ldap_Login

sudo chown -R www-data:www-data $src_path
sudo chown -R www-data:www-data $datapath
sudo chmod 777 $src_path/_data
sudo chmod 777 $src_path/upload
sudo chmod 755 -R $src_path/galleries

# Generate MySQL password and create database
dbuser=$app
dbname=$app
dbpass=$(ynh_string_random 12)
ynh_app_setting_set "$app" mysqlpwd "$dbpass"
ynh_mysql_create_db "$dbname" "$dbuser" "$dbpass"

# Modify Nginx configuration file and copy it to Nginx conf directory
nginx_conf=../conf/nginx.conf
sed -i "s@YNH_WWW_PATH@$path@g" $nginx_conf
sed -i "s@YNH_WWW_ALIAS@$src_path/@g" $nginx_conf
sudo cp $nginx_conf /etc/nginx/conf.d/$domain.d/$app.conf

# Set permissions and reload nginx (needed at this stage for the PHP piwigo installation process)
sudo service nginx reload
ynh_app_setting_set "$app" unprotected_uris "/"
sudo yunohost app ssowatconf

# Generate random password for admin

adm_pwd=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d 'A-Za-z0-9' | sed -n 's/\(.\{24\}\).*/\1/p')

#configure piwigo via curl
sleep 2
curl --resolve $domain:443:127.0.0.1 -kL -X POST https://$domain$path/install.php?language=$applanguage --data "install=true&dbuser=$dbuser&dbpasswd=$dbpass&dbname=$dbname&admin_name=$admin&admin_pass1=$adm_pwd&admin_pass2=$adm_pwd&admin_mail=$admin@$domain" > /tmp/piwigo-install.log 2>&1

#Change local config
sudo cp ../conf/config.inc.php $src_path/local/config/

#change variable in local/config/database.inc.php

sudo sed -i "s@DBTOCHANGE@$dbname@g" ../conf/database.inc.php
sudo sed -i "s@USERTOCHANGE@$dbuser@g" ../conf/database.inc.php
sudo sed -i "s@PASSTOCHANGE@$dbpass@g" ../conf/database.inc.php

sudo cp ../conf/database.inc.php $src_path/local/config/database.inc.php

#activate ldap plugin

mysql -u $dbuser -p$dbpass $dbname -e "INSERT INTO plugins (id,state,version) VALUES ('Ldap_Login','active','1.1');"

#protect URIs if private
if [ $is_public -eq 0 ];
then
  ynh_app_setting_delete "$app" unprotected_uris
  ynh_app_setting_set "$app" protected_uris "/"
fi