#!/bin/bash
#

# Retrieve arguments
domain=$1
path=$2
admin=$3
password=$4
language=$5
ssoenabled=$6
port=$7
timezone=`cat /etc/timezone`

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

# Check port availability
sudo yunohost app checkport $port
if [[ ! $? -eq 0 ]]; then
   exit 1
fi

# Check user availability
sudo yunohost user info $admin
if [[ ! $? -eq 0 ]]; then
exit 1
fi

# Check password not empty
if [[ -z "$password" ]]; then
printf "Error empty admin password, installation aborted"
   exit 1
fi

# Check timezone
if [[ -z "$timezone" ]]; then
printf "Could not detect Timezone, please check /etc/timezone. Installation aborted"
  exit 1
else
printf "Detected Timezone $timezone \n"
fi

# Check path not empty
if [[ -z "$path" ]]; then
printf "Error path is empty, installation aborted"
   exit 1
fi

# Save parameters
sudo yunohost app setting movim admin -v $admin
sudo yunohost app setting movim ssoenabled -v $ssoenabled
sudo yunohost app setting movim port -v $port
sudo yunohost app setting movim path -v $path

# Generate random password
db_pwd=$(dd if=/dev/urandom bs=1 count=30 2> /dev/null | tr -c -d '[[:alnum:]]')

# Use 'movim' as database name and user
db_user=movim

# Initialize database and store mysql password for upgrade
sudo yunohost app initdb $db_user -p $db_pwd
sudo yunohost app setting movim mysqlpwd -v $db_pwd

# Install packages
sudo apt-get install php5-gd php5-curl php5-imagick php5-cli -y

# Install Movim files
final_path=/var/www/movim
sudo mkdir -p $final_path
sudo cp -a ../sources/* $final_path
sudo cp $final_path/config/db.example.inc.php $final_path/config/db.inc.php

# Create movim system user and set permissions
sudo useradd -d /var/www/movim -s /bin/sh movim
sudo chown -R movim:www-data $final_path
sudo chmod -R 750 $final_path

# Install PHP dependencies
sudo su -c "curl -sS https://getcomposer.org/installer | php -- --install-dir=$final_path" movim
sudo su -c "cd $final_path && php composer.phar config --global discard-changes true" movim # auto yes
sudo su -c "cd $final_path && php composer.phar install -n" movim # install + quiet mode

# Movim configuration
sudo sed -i "s@'username'    => 'username'@'username'    => '$db_user'@g" $final_path/config/db.inc.php
sudo sed -i "s@'password'    => 'password'@'password'    => '$db_pwd'@g" $final_path/config/db.inc.php
sudo sed -i "s@/ws/@$path/ws/@g" $final_path/app/assets/js/movim_websocket.js
sudo su -c "cd $final_path && php mud.php db set" movim
sudo su -c "cd $final_path && php mud.php config --locale=$language" movim
sudo su -c "cd $final_path && php mud.php config --loglevel=1" movim
sudo su -c "cd $final_path && php mud.php config --timezone=$timezone" movim
sudo su -c "cd $final_path && php mud.php config --username=$admin" movim
sudo su -c "cd $final_path && php mud.php config --password=`echo -n $password | sha1sum | awk '{print $1}'`" movim

# Copy init script or systemd service
sudo sed -i "s@YHURL@$domain$path@g" ../conf/movim.{service,init}
sudo sed -i "s@YHDIR@$final_path@g" ../conf/movim.{service,init}
sudo sed -i "s@YHPORT@$port@g" ../conf/movim.{service,init}
initcheck=`pgrep -ox systemd`
if [ "$initcheck" = "1" ];
then
	sudo cp ../conf/movim.service /etc/systemd/system/
	sudo systemctl enable movim.service
	sudo systemctl start movim.service
else
	sudo cp ../conf/movim.init /etc/init.d/movim
	sudo chmod 755 /etc/init.d/movim
	sudo update-rc.d movim defaults
	sudo /etc/init.d/movim start
fi

# php-fpm configuration
sed -i "s@YHTZ@$timezone@g" ../conf/php-fpm.conf
sudo cp ../conf/php-fpm.conf /etc/php5/fpm/pool.d/movim.conf

# Nginx configuration
sed -i "s@PATHTOCHANGE@$path@g" ../conf/nginx.conf
sed -i "s@ALIASTOCHANGE@$final_path/@g" ../conf/nginx.conf
sed -i "s@YHPORT@$port@g" ../conf/nginx.conf
sed -i "s@//ws/@/ws/@g" ../conf/nginx.conf # Avoid duplicate /
sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/movim.conf

# SSOwat Configuration
if [ $ssoenabled = "No" ];
then
	sudo yunohost app setting movim skipped_uris -v "/"  
	sudo yunohost app ssowatconf
	sudo su -c "cd $final_path && php mud.php config --xmppwhitelist=$domain" movim
else
	sudo yunohost app setting movim unprotected_uris -v "/"
        # Next line is to avoid SSO to auto-connect just after disconnect
        sudo sed -i "s@redirect('login')@redirect('')@g" $final_path/app/controllers/DisconnectController.php
	sudo yunohost app ssowatconf
fi

# Start Movim
sudo service php5-fpm restart
sudo service nginx reload