#!/bin/bash

set -eu

#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# MANAGE FAILURE OF THE SCRIPT
#=================================================

ynh_abort_if_errors	# Active trap pour arrêter le script si une erreur est détectée.

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

app=$YNH_APP_INSTANCE_NAME

path=$YNH_APP_ARG_PATH
domain=$YNH_APP_ARG_DOMAIN
is_public=$YNH_APP_ARG_IS_PUBLIC

#=================================================
# CHECK THE DEBIAN'S CODENAME
#=================================================

codename=$(lsb_release -a 2>/dev/null | grep Codename | cut -f 2)
test -z "$codename" && (ynh_die "codename empty")
if [ $codename != 'jessie' ]
then
    ynh_die "Sorry, it can only be installed on Debian Jessie"
fi
archi=$(uname -m)
pwd=$(pwd)
wwwhome=~www-data

#=================================================
# FIND AND OPEN A PORT
#=================================================

port=$(ynh_find_port 8181)	# Cherche un port libre.

# Store infos in YunoHost config
ynh_app_setting_set $app port $port
ynh_app_setting_set $app path ${path}
ynh_app_setting_set $app domain ${domain}
ynh_app_setting_set $app is_public ${is_public}

#=================================================
# DEPENDENCIES
#=================================================
# Activate backports sources.list
cp -a "../conf/turtl.list" "/etc/apt/sources.list.d/$app.list"
cp -a "../conf/turtl-preferences" "/etc/apt/preferences.d/00TurtlPinning"
if [ $archi == "armv7l" ]
then
    gpg --list-keys 7638D0442B90D010 > /dev/null 2>&1
    if [ $? != 0 ]
    then
        gpg --keyserver pgpkeys.mit.edu --recv-key 7638D0442B90D010
    fi
    gpg --list-keys 8B48AD6246925553 > /dev/null 2>&1
    if [ $? != 0 ]
    then
        gpg --keyserver pgpkeys.mit.edu --recv-key 8B48AD6246925553
    fi
    if [ $(apt-key finger | grep "7638 D044 2B90 D010" -c) == 0 ]
    then
        gpg -a --export 7638D0442B90D010 | apt-key add -
    fi
    if [ $(apt-key finger | grep "8B48 AD62 4692 5553" -c) == 0 ]
    then
        gpg -a --export 8B48AD6246925553 | apt-key add -
    fi
fi

if [ $archi == "armv7l" ]
then
    # Install RethinkDB
    dpkg -i ../conf/rethinkdb_2.3.6_armhf.deb
else
    # Activate RethinkDB sources.list
    release=$(lsb_release -cs)
    echo "deb http://download.rethinkdb.com/apt $release main" | tee /etc/apt/sources.list.d/rethinkdb.list
    wget -qO- https://download.rethinkdb.com/apt/pubkey.gpg | apt-key add -
    ynh_package_update
fi

# Install dependencies
ynh_package_update
ynh_install_app_dependencies wget git build-essential rethinkdb libuv1-dev python-pip


# Install Clozure Common Lisp
cd /opt
if [ $archi == "armv7l" ]
then
    wget -q ftp://ftp.clozure.com/pub/release/1.11/ccl-1.11-linuxarm.tar.gz
    tar xf ccl-1.11-linuxarm.tar.gz
else
    wget -q ftp://ftp.clozure.com/pub/release/1.11/ccl-1.11-linuxx86.tar.gz
    tar xf ccl-1.11-linuxx86.tar.gz
fi

cd ccl
if [ $(grep -c "flags.* lm .*" /proc/cpuinfo) -eq 0 ]
then
    cp scripts/ccl /usr/bin/ccl
else
    cp scripts/ccl64 /usr/bin/ccl
fi
sed -e "s@CCL_DEFAULT_DIRECTORY=/usr/local/src/ccl@CCL_DEFAULT_DIRECTORY=/opt/ccl@" -i /usr/bin/ccl

# Install QuickLisp
cd $pwd
cp -a ../conf/ccl-init.lisp      $wwwhome/.ccl-init.lisp
cp -a ../conf/quicklisp.lisp     /tmp/quicklisp.lisp
cp -a ../conf/quicklisp.lisp.asc /tmp/quicklisp.lisp.asc

mkdir $wwwhome/quicklisp $wwwhome/.cache/
chown www-data: $wwwhome/quicklisp $wwwhome/.cache/ $wwwhome/.ccl-init.lisp

gpg --keyserver pgpkeys.mit.edu --recv-key 307965AB028B5FF7
gpg --verify /tmp/quicklisp.lisp.asc /tmp/quicklisp.lisp

su -c 'echo -e "(quicklisp-quickstart:install)\n(quit)" | ccl --load /tmp/quicklisp.lisp' -s /bin/bash www-data

echo "(pushnew \"./\" asdf :*central-registry* :test #'equal)" >> $wwwhome/.ccl-init.lisp

rm -f /tmp/quicklisp /tmp/quicklisp.lisp.asc

# Configure RethinkDB
echo "http-port=8091" > /etc/rethinkdb/instances.d/turtl.conf
service rethinkdb restart

# Install RethinkDB tools (needed for backup)
pip install rethinkdb

# Install Turtl
cd $wwwhome
mkdir turtl/data -p
cd turtl
git clone https://github.com/turtl/api.git

#=================================================
# CONFIGURE TURTL
#=================================================
cd api

# Copions le modèle de fichier de configuration
cp config/config.default.lisp config/config.lisp

# Modifie la configuration de turtl
sed -e "s@\*server-port\* 8181@*server-port* $port@" \
    -e "s@\*server-bind\* nil@*server-bind* \"127.0.0.1\"@" \
    -e "s@\*production-error-handling\* nil@*production-error-handling* t@" \
    -e "s@\*site-url\* \"http://turtl.dev:8181\"@*site-url* \"https://$domain\"@" \
    -e "s@\*smtp-host\* nil@*smtp-host* \"localhost\"@" \
    -e "s@\*display-errors\* t@*display-errors* nil@" \
    -e "s@\*local-upload\* nil@*local-upload* \"$wwwhome/turtl/data\"@" \
    -e "s@\*local-upload-url\* nil@*local-upload-url* \"https://$domain\"@" \
    -i config/config.lisp

if [ $path != '/' ]
then
    sed -e "s@\*api-path\* \"\"@\*api-path\* \"$path\"@" -i config/config.lisp
fi

#=================================================
# LOG HANDLING
#=================================================
cd $pwd
cp "../conf/rsyslogd.conf" "/etc/rsyslog.d/$app.conf"
service rsyslog restart
mkdir /var/log/turtl/ -p
cp "../conf/logrotate.conf" "/etc/logrotate.d/$app"

#=================================================
# ENABLE SERVICE IN ADMIN PANEL
#=================================================
# Add service to Yunohost monitoring
cp "../conf/turtl.service" "/etc/systemd/system/$app.service"
systemctl daemon-reload
yunohost service add turtl --log "/var/log/turtl/$app.log"
yunohost service start turtl

#=================================================
# NGINX
#=================================================
# Copy Nginx conf
cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/$app.conf

# Change variables in Nginx configuration
if [ $is_public -eq 1 ];
then
    ynh_app_setting_set "$app" unprotected_uris "$path"
fi
sed -i "s@__PATH__@$path@g" /etc/nginx/conf.d/$domain.d/$app.conf
sed -i "s@__PORT__@$port@g" /etc/nginx/conf.d/$domain.d/$app.conf

# Reload Nginx
service nginx reload