#!/bin/bash

zero-center add-pulsating-color zero-lliurex-jocomunico
export TEXTDOMAIN="zero-lliurex-jocomunico"

JOCOMUNICO_BASE_DIR="/var/lib/jocomunico"

MSG_INSTALLING_PROGRESS=$(gettext "Configuration Service for joComunico in LliureX")
MSG_ADVERTISEMENT=$(gettext "Do you want install and configure joComunico for LliureX?")
MSG_JOCOMUNICO_INSTALL_PROBLEM=$(gettext "JoComunico has NOT been installed in your system. Please check the logs.")
MSG_ZENITY_JOCOMUNICO_1=$(gettext "Testing Mysql....")
MSG_JOCOMUNICO_MYSQL_PROBLEM=$(gettext "Mysql is not working properly")
MSG_ZENITY_JOCOMUNICO_2=$(gettext "Creating a token....")
MSG_ZENITY_JOCOMUNICO_3=$(gettext "Linking Apache with JoComunico....")
MSG_ZENITY_JOCOMUNICO_4=$(gettext "Configuring DNS mask for joComunico in LliureX....")
MSG_ZENITY_JOCOMUNICO_5=$(gettext "Linking LDAP with JoComunico....")
MSG_ZENITY_JOCOMUNICO_6=$(gettext "Restarting services to apply new configurations....")
MSG_JOCOMUNICO_INSTALLED=$(gettext "JoComunico has been installed in your system. You can check it with Chromium Browser in this URL http://jocomunico")
HELP_PROGRESS_BAR="/tmp/help_jocomunico_install.txt"


# Defining functions:

function setvars(){
    # Getting .my.cnf data
    awk -F ' *= *' '{ if ($1 ~ /^\[/) section=$1; else if ($1 !~ /^$/) print $1 section "=" "\"" $2 "\"" }' $1
}

function configureDataBase(){
    echo "Configuring Jocomunico Database info"
   
    DB_CONF_FILE="${JOCOMUNICO_BASE_DIR}/application/config/database.php";
    DATABASE=jocomunicolliureX;
    DB_TMP=/tmp/db_tmp.php;

    # call to setvars
    setvars /root/.my.cnf  | grep "\[mysql\]" > /tmp/mysqldatainfo

    # source from mysqldatainfo
    . /tmp/mysqldatainfo

    sed "s/'password' => 'root'/'password' => '$password'/;s/'database' => 'jocomunicoapp'/'database' => '$DATABASE'/;s/'username' => 'root'/'username' => '$user'/" $DB_CONF_FILE >  $DB_TMP
        
    # When finished, let's set right files
    rm /tmp/mysqldatainfo
    cp $DB_TMP $DB_CONF_FILE
    rm $DB_TMP
}



if zenity --question --title="$MSG_INSTALLING_PROGRESS" --width=500 --height=100 --text="$MSG_ADVERTISEMENT"; then
	touch $HELP_PROGRESS_BAR
else
	zero-center remove-pulsating-color zero-lliurex-jocomunico
	exit 1
fi

if [ ! -d "/etc/dbconfig-common" ]; then
     mkdir -p /etc/dbconfig-common   
fi 

#init DB 
zero-installer -l /usr/share/zero-lliurex-installers/zero-lliurex-jocomunico-packages

if [ $? -ne 0 ]
then
        echo "$MSG_JOCOMUNICO_INSTALL_PROBLEM"
        zenity --info --text="$MSG_JOCOMUNICO_INSTALL_PROBLEM" &
        rm $HELP_PROGRESS_BAR
        zero-center set-non-configured zero-lliurex-jocomunico
        zero-center remove-pulsating-color zero-lliurex-jocomunico
        exit 1
fi

#######MAIN PROGRAM##########

( tail -f $HELP_PROGRESS_BAR
) |
zenity --progress \
  --title="ZERO-JOCOMUNICO" \
  --text="$MSG_INSTALLING_PROGRESS" \
  --percentage=0 \
  --auto-close \
   --width=500 \
  --auto-kill &
  
  
if [ ! -d "${JOCOMUNICO_BASE_DIR}" ]; then
	mkdir -p $JOCOMUNICO_BASE_DIR
	chown www-data:www-data $JOCOMUNICO_BASE_DIR || true
fi 
sleep 2
echo "10" >> $HELP_PROGRESS_BAR
echo "# $MSG_ZENITY_JOCOMUNICO_1"   >> $HELP_PROGRESS_BAR

# Testing if MySQL is alive and the root passwd is available
# "sudo" is mandatory here, I don't understand the correct reason...
# if you are reading this comment, and know the answer...please contact with us
#
sudo mysql_root_passwd -i

if [ $? -ne 0 ] ; then
	echo "$MSG_MYSQL_PROBLEM"
	zenity --info --text="$MSG_JOCOMUNICO_MYSQL_PROBLEM" &
	rm $HELP_PROGRESS_BAR
	zero-center set-non-configured zero-lliurex-jocomunico
	zero-center remove-pulsating-color zero-lliurex-jocomunico
	exit 1
fi
echo "20" >> $HELP_PROGRESS_BAR
echo "# $MSG_ZENITY_JOCOMUNICO_2"  >> $HELP_PROGRESS_BAR

# Creates a token in /tmp/db_is_present if database exists
lliurex-sgbd --db_is_present jocomunicolliureX
if [ ! -f /tmp/db_is_present ]; then
	lliurex-sgbd --install jocomunicolliureX
    lliurex-sgbd --db_is_present jocomunicolliureX
else
	lliurex-sgbd --upgrade jocomunicolliureX
fi

# Setting up database
configureDataBase


# mp3 dirs permissions
chown root:www-data $JOCOMUNICO_BASE_DIR/mp3
chmod 2775 $JOCOMUNICO_BASE_DIR/mp3

# Creating link for /var/www		      
[ -s /var/www/jocomunico ] || ln -s $JOCOMUNICO_BASE_DIR /var/www/jocomunico


#Configuring Apache and modules
echo "30" >> $HELP_PROGRESS_BAR
echo "# $MSG_ZENITY_JOCOMUNICO_3" >> $HELP_PROGRESS_BAR
a2enmod rewrite
a2enmod headers
a2ensite jocomunico

echo "50" >> $HELP_PROGRESS_BAR
echo "# $MSG_ZENITY_JOCOMUNICO_4" >> $HELP_PROGRESS_BAR

MAGIC_KEY=$(cat /etc/n4d/key)
n4d-client -h localhost -k $MAGIC_KEY -m set_internal_dns_entry -c Dnsmasq -a jocomunico
    
echo "70"  >> $HELP_PROGRESS_BAR

# TO-DO

## MIRAR COM HO FEM AL POSTINST DE LA VERSIÓ ANTERIOR!!!

# echo "# $MSG_ZENITY_JOCOMUNICO_5"  >> $HELP_PROGRESS_BAR
#create ldap users in jocomunico
#if [ -n $INTERNA ]; then
#	/usr/bin/python /usr/share/lliurex-moodle/update_moodle_sql.py
#  /usr/bin/python /usr/share/lliurex-moodle/sync_ldap_users.py
#fi
echo "85"  >> $HELP_PROGRESS_BAR
echo "# $MSG_ZENITY_JOCOMUNICO_6"  >> $HELP_PROGRESS_BAR

a2ensite jocomunico || true
service apache2 restart || true
service dnsmasq restart || true

#change permissions in $JOCOMUNICO_BASE_DIR

if [ -d "${JOCOMUNICO_BASE_DIR}" ]; then
		chown -R www-data:www-data $JOCOMUNICO_BASE_DIR || true

fi	

echo "100"  >> $HELP_PROGRESS_BAR


zenity --info --title="ZERO-JOCOMUNICO" --text="$MSG_JOCOMUNICO_INSTALLED" &

rm $HELP_PROGRESS_BAR
zero-center set-configured zero-lliurex-jocomunico
zero-center remove-pulsating-color zero-lliurex-jocomunico

exit 0