#!/bin/bash
old_pwd=$(pwd)

APP=huginn

# Retrieve arguments
domain=$1
path=$2
admin=$3
admin_pwd=$4
invitation=$5
is_public=$6


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

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

#Import node.js repository (can be skipped on Ubuntu and Debian Jessie):
curl -sL https://deb.nodesource.com/setup_0.12 | sudo bash -

# Install dependencies
sudo apt-get update -qq
sudo apt-get install -y runit build-essential git zlib1g-dev libyaml-dev libssl-dev libgdbm-dev libreadline-dev libncurses5-dev libffi-dev curl openssh-server checkinstall libxml2-dev libxslt-dev libcurl4-openssl-dev libicu-dev logrotate python-docutils pkg-config cmake nodejs graphviz -qq

#Remove the old Ruby versions if present:
sudo apt-get remove -y ruby1.8 ruby1.9 -qq

#Download Ruby and compile it:

   mkdir /tmp/ruby && cd /tmp/ruby
   curl -L --silent http://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.3.tar.bz2 | tar xj
   cd ruby-2.2.3
   ./configure --disable-install-rdoc > /dev/null
   make -j -s `nproc`
   sudo make install

#Install the bundler and foreman gems:
	sudo gem install bundler foreman --no-ri --no-rdoc

#Create a user for Huginn:
	sudo adduser --disabled-login --gecos 'Huginn' huginn

#Install the database packages
	sudo apt-get install -y mysql-server mysql-client libmysqlclient-dev -qq

# Initialize database and store mysql password for upgrade
db_pwd=$(sudo yunohost app initdb huginn -d huginn_production)
sudo yunohost app setting huginn  mysqlpwd -v $db_pwd

# Delete db and user if exit with an error
function exit_properly
 {
    set +e
    root_pwd=$(sudo cat /etc/yunohost/mysql)
    mysql -u root -p$root_pwd -e "DROP DATABASE huginn_production ; DROP USER $APP@localhost ;"
    
    sudo userdel $APP
    sudo rm -rf /home/huginn
   
    exit 1
}
trap exit_properly ERR


# We'll install Huginn into the home directory of the user "huginn"
    cd /home/huginn

    # Clone Huginn repository
    sudo sudo -u huginn -H git clone https://github.com/cantino/huginn.git -b master huginn

    # Go to Huginn installation folder
    cd /home/huginn/huginn

    # Copy the example Huginn config
    sudo sudo -u huginn -H cp .env.example .env

    # Create the log/, tmp/pids/ and tmp/sockets/ directories
    sudo sudo -u huginn mkdir -p log tmp/pids tmp/sockets

    # Make sure Huginn can write to the log/ and tmp/ directories
    sudo chown -R huginn log/ tmp/
    sudo chmod -R u+rwX,go-w log/ tmp/

    # Make sure permissions are set correctly
    sudo chmod -R u+rwX,go-w log/
    sudo chmod -R u+rwX tmp/
    sudo sudo -u huginn -H chmod o-rwx .env

    # Copy the example Unicorn config
    sudo sudo -u huginn -H cp config/unicorn.rb.example config/unicorn.rb

    #Install Gems
     sudo sudo -u huginn -H bundle install --deployment --without development test

#rake secret
RAKE_SECRET=$(sudo sudo -u huginn -H rake secret)

#Edit .env

	sudo sudo -u huginn -H sed -i "s/\(DATABASE_PASSWORD *= *\).*/\1\"$db_pwd\"/" .env
  sudo sudo -u huginn -H sed -i "s/\(DATABASE_USERNAME *= *\).*/\1\"huginn\"/" .env
  sudo sudo -u huginn -H sed -i "s/\(DATABASE_NAME *= *\).*/\1huginn_production/" .env
  sudo sudo -u huginn -H sed -i "s/\(APP_SECRET_TOKEN *= *\).*/\1$RAKE_SECRET/" .env
  sudo sudo -u huginn -H sed -i "s/\(INVITATION_CODE *= *\).*/\1$invitation/" .env

	#uncomment RAILS_ENV
	sudo sudo -u huginn -H sed -i '/# RAILS_ENV=production/s/^# //' .env


# Create the database
sudo sudo -u huginn -H bundle exec rake db:create RAILS_ENV=production

# Migrate to the latest version
sudo sudo -u huginn -H bundle exec rake db:migrate RAILS_ENV=production

# Create admin user and example agents
sudo sudo -u huginn -H bundle exec rake db:seed RAILS_ENV=production SEED_USERNAME=$admin SEED_PASSWORD=$admin_pwd

# Compile Assets
sudo sudo -u huginn -H bundle exec rake assets:precompile RAILS_ENV=production

#Edit the `Procfile` 
cd $old_pwd
sudo cp ../conf/Procfile /home/huginn/huginn/
cd /home/huginn/huginn/

#Export the init scripts:
sudo rake production:export

### Setup Logrotate
sudo cp deployment/logrotate/huginn /etc/logrotate.d/huginn

# Modify Nginx configuration file and copy it to Nginx conf directory
cd $old_pwd
sed -i "s@YNH_WWW_PATH@$path@g" ../conf/nginx.conf
sed -i "s@YNH_WWW_ALIAS@$final_path/@g" ../conf/nginx.conf

sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/$APP.conf


# If APP is public, add url to SSOWat conf as skipped_uris
if [ "$is_public" = "Yes" ];
then
  # unprotected_uris allows SSO credentials to be passed anyway.
  sudo yunohost app setting $APP unprotected_uris -v "/"
fi

#don't know where to desactivate the default in nginx, so i just delete it
sudo rm /usr/share/nginx/html/index.html

# Restart services
sudo service nginx reload
sudo yunohost app ssowatconf