#!/bin/sh
#
# Script to install OpenVPMS

# Put the current version of VPMS here :
VERSION=1.7.1

# We must run this script as root
if [ "$USER" != "root" ]; then
        echo "Must be root to execute script..."
        exit 1
fi

# Check for valid IP.  Warn if only configured to 127.0.x.x
my_fqdn=`hostname -f`
my_host_ip=`grep $my_fqdn /etc/hosts | awk '{ print $1 }'`
echo ""
echo "Your fully qualified hostname is "$my_fqdn
echo "and your IP is "$my_host_ip
if [ "$my_host_ip" = "127.0.1.1" ] || [ "$my_host_ip" = "127.0.0.1" ]; then
	echo ""
	echo "You should really make your hostname resolve to a valid network IP."
	echo "This is required for plugins such as OPSI and is generally a good idea."
	echo "To do this edit your /etc/hosts file and make sure your hostname"
	echo "(printed above) resolves to an IP other than 127.x.x.x"
	echo "Your /etc/network/interfaces will also need to match. eg. :"
	echo "iface eth0 inet static"
	echo "    address 192.168.1.120"
	echo "    netmask 255.255.255.0"
	echo "    gateway 192.168.1.1"
	echo "To make this take effect : killall dhclient;ifdown eth0;ifup eth0"
	echo "'Ctrl-C' to exit or hit <enter> to continue..."
	read my_dummy_value 
fi

if apt-get -y install mysql-server phpmyadmin tomcat7 tomcat7-admin libmysql-java libreoffice-writer libreoffice-draw; then
	echo "Installation of OpenVPMS prerequisite packages successful..."
else
	echo "Installation of OpenVPMS prerequisite packages failed.  Exiting..."
	exit 1
fi

# FIXME: This script kills all soffice instances running on the computer.
#        This will also kill any GUI sessions, which is not a good thing.
#        Perhaps the following script could provide a better base :
#        https://bbs.archlinux.org/viewtopic.php?id=132542
cat > /etc/init.d/libreoffice <<-\EOF
	#!/bin/bash
	# LibreOffice headless server script
	#
	# chkconfig: 2345 80 30
	# description: headless openoffice server script
	# processname: libreoffice
	#
	# Author: Vic Vijayakumar
	# Modified by Federico Ch. Tomasczik
	#          and then by Mark Pavlichuk
	#
	LIBRE_HOME=/usr/bin
	LIBREOFFICE_PATH=$LIBRE_HOME/soffice
	PIDFILE=/var/run/libreoffice-server.pid
	
	set -e
	
	case "$1" in
	  start)
	  if [ -f $PIDFILE ]; then
	    echo "LibreOffice headless server has already started."
	    sleep 5
	    exit
	  fi
	    echo "Starting LibreOffice headless server"
	    $LIBREOFFICE_PATH --headless --nologo --nofirststartwizard --accept="socket,host=127.0.0.1,port=8100;urp" & > /dev/null 2>&1
	    touch $PIDFILE
	  ;;
	  stop)
	    if [ -f $PIDFILE ]; then
	      echo "Stopping LibreOffice headless server."
	      killall -9 soffice 
	      killall -9 soffice.bin
	      rm -f $PIDFILE
	      exit
	    fi
	    echo "LibreOffice headless server is not running."
	    exit
	  ;;
	  *)
	    echo "Usage: $0 {start|stop}"
	    exit 1
	  esac
	exit 0 
EOF

chmod 0755 /etc/init.d/libreoffice

update-rc.d libreoffice defaults

/etc/init.d/libreoffice start

sed -i 's@upload_max_filesize  = 2M@upload_max_filesize  = 20M@' /etc/php5/apache2/php.ini

ln -s /usr/share/java/mysql* /usr/share/tomcat7/lib/

sed -i 's@JAVA_OPTS="-Djava.awt.headless=true -Xmx128m -XX:+UseConcMarkSweepGC"@JAVA_OPTS="-Djava.awt.headless=true -Xms128m -Xmx512m -XX:+UseConcMarkSweepGC"@' /etc/default/tomcat7

# FIXME: Perhaps this information on security has some bearing
#        here: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=649046
#        If we can enable security uncomment the following lines perhaps
# sed -i 's@#TOMCAT7_SECURITY=no@TOMCAT7_SECURITY=yes@' /etc/default/tomcat7
# ln -s /etc/java-6-openjdk/security/java.policy /etc/tomcat7/policy.d/

if grep 'role rolename="manager"' /etc/tomcat7/tomcat-users.xml; then
  echo "tomcat-users.xml already has a manager user.  Is this OK?"
else
  sed -i 's@<tomcat-users>@<tomcat-users>\
  <role rolename="manager"/>\
  <role rolename="admin"/>\
  <user username="admin" password="admin" roles="manager,admin"/>@' /etc/tomcat7/tomcat-users.xml
fi

/etc/init.d/apache2 restart
/etc/init.d/tomcat7 restart

cd /usr/local
if [ ! -f /usr/local/openvpms-release-$VERSION.zip ]; then
	wget http://repository.openvpms.org/releases/org/openvpms/openvpms-release/$VERSION/openvpms-release-$VERSION.zip
fi

unzip openvpms-release-$VERSION.zip
ln -s /usr/share/java/mysql* /usr/local/openvpms-release-$VERSION/lib
cd openvpms-release-$VERSION/db

sed -i 's@\[client]@[client]\
default-character-set=utf8@' /etc/mysql/my.cnf
sed -i 's@\[mysqld]@[mysqld]\
character-set-server=utf8\
collation-server=utf8_unicode_ci@' /etc/mysql/my.cnf
/etc/init.d/mysql restart

echo ""
echo "Enter the root password for the MySQL server..."
mysql -u root -p < createdb.sql
mysql -u openvpms -popenvpms -D openvpms < db.sql

cd /usr/local/openvpms-release-$VERSION/bin
./dataload.sh setup

cat > /etc/cron.hourly/openvpms-docimport.sh <<-EOF
	cd /usr/local/openvpms-release-$VERSION/bin/
	./docload.sh --byid --source /usr/local/openvpms-release-$VERSION/docimport --dest /usr/local/openvpms-release-$VERSION/docarchive --verbose
EOF

mkdir /usr/local/openvpms-release-$VERSION/docarchive /usr/local/openvpms-release-$VERSION/docimport
chmod 755 /etc/cron.hourly/openvpms-docimport.sh

ln -s /usr/local/openvpms-release-$VERSION/webapps/openvpms.war /var/lib/tomcat7/webapps
chown tomcat7.tomcat7 /usr/local/openvpms-release-$VERSION/webapps/openvpms.war

/etc/init.d/tomcat7 restart

#FIXME: For some reason this is required...  why?
rm -R /var/lib/tomcat7/webapps/openvpms
/etc/init.d/tomcat7 restart

#FIXME: No longer required?
#sed -i 's@log4j.appender.fileout.File=openvpms.log@log4j.appender.fileout.File=/var/lib/tomcat7/webapps/openvpms.log@' /var/lib/tomcat7/webapps/openvpms/WEB-INF/classes/log4j.properties
#sed -i 's@log4j.appender.fullout.File=openvpms-full.log@log4j.appender.fullout.File=/var/lib/tomcat7/webapps/openvpms-full.log@' /var/lib/tomcat7/webapps/openvpms/WEB-INF/classes/log4j.properties
#/etc/init.d/tomcat7 restart

echo "Log onto your server at http://"`hostname --fqdn`":8080/openvpms"
echo "Username: admin"
echo "Password: admin"
echo ""
echo "...also, to secure the Tomcat management interface change the"
echo "password for the admin user in this file :"
echo "/etc/tomcat7/tomcat-users.xml"

# NOTE: While testing this script I had some stuck settings.  I deleted my 
#       <tomcat7>/webapps/openvpms directory to reset things.