seds

#!/bin/bash

# Put this script where you want Space Engineers installed
# Run 'chmod +x seds' if it is not already executable
# Run './seds install' to get started

# Stop on errors
set -e

STEAMCMD_DL='https://steamcdn-a.akamaihd.net/client/installer/steamcmd.zip'

SEDIR=$PWD
SEDS=./`basename "$0"`

NORMAL='\e[0m'
BLACK='\e[30;2m'
RED='\e[31;2m'
GREEN='\e[32;2m'
YELLOW='\e[33;2m'
BLUE='\e[34;2m'
MAGENTA='\e[35;2m'
CYAN='\e[36;2m'
WHITE='\e[37;2m'

GREY='\e[30;1m'
BRED='\e[31;1m'
BGREEN='\e[32;1m'
BYELLOW='\e[33;1m'
BBLUE='\e[34;1m'
BMAGENTA='\e[35;1m'
BCYAN='\e[36;1m'
BWHITE='\e[37;1m'


function vercomp {
    if [[ $1 == $2 ]]; then
	echo '0'
        return 0
    fi
    local IFS=.
    local i ver1=($1) ver2=($2)
    # fill empty fields in ver1 with zeros
    for ((i=${#ver1[@]}; i<${#ver2[@]}; i++)); do
        ver1[i]=0
    done
    for ((i=0; i<${#ver1[@]}; i++)); do
        if [[ -z ${ver2[i]} ]]; then
            # fill empty fields in ver2 with zeros
            ver2[i]=0
        fi
        if ((10#${ver1[i]} < 10#${ver2[i]})); then
		echo '-1'
            return 0
        fi
        if ((10#${ver1[i]} > 10#${ver2[i]})); then
		echo '1'
		return 0
        fi
    done
	echo '0'
	return -1
}


case "$1" in
	startx)
		printf "Starting virtual X-server ... "
		Xvfb -screen 0 1024x768x16 -ac &>xvfb.log &
		echo $1 > xvfb.pid
		sleep 1
		DISPLAY=:0 ratpoison &>ratpoison.log &
		echo $1 > ratpoison.pid
		x11vnc --localhost --display :0 & &>x11vnc.out
		printf "${BGREEN}started!${NORMAL}\n"
		echo "Create an SSH tunnel to forward port 5900 and launch x11vnc then connect to 'localhost' with a vncclient."
		echo "If you are running Windows localy you can use Cygwin or PuTTY to create the tunnel."
		#echo "ssh -L 5900:localhost:5900 <user>@<server> 'x11vnc -localhost -display :0'"
		echo "ssh -L 5900:localhost:5900 <user>@<server>"
		;;

	stopx)
		printf "Stopping virtual X-server and VNC ... "
		if [ -e ratpoison.pid ]; then
			kill `cat ratpoison.pid`
			rm -f ratpoison.pid
		fi
		if [ -e xvfb.pid ]; then
			kill `cat xvfb.pid`
			rm -f xvfb.pid
		fi
		printf "${BRED}stopped.${NORMAL}\n"
		;;

        start)
		if [ -e se.pid ]; then
                        echo "Space Engineers already running, pid `cat se.pid`" && false
                else
			printf "Starting Space Engineers Dedicated server ... "
                        cd SpaceEngineers/DedicatedServer
                        screen -S se -d -m wine SpaceEngineersDedicated.exe -console 2>/dev/null &
                        sepid=$!
                        cd - &>/dev/null
                        echo ${sepid} > se.pid
			printf "${BGREEN}started!${NORMAL}\n"
			printf "Run 'screen -x' to connect to screen running SEDS\n"
			printf "<ctrl>-A,D will detach from the screen\n"
                fi
        	;;

        gui)
		if [ -e se.pid ]; then
                        echo "Space Engineers already running, pid `cat se.pid`" && false
                else
			printf "Starting Space Engineers Dedicated server ... "
                        cd SpaceEngineers/DedicatedServer
                        DISPLAY=:0 wine SpaceEngineersDedicated.exe 1>se.out 2>se.err &
                        sepid=$!
			cd - &>/dev/null
                        echo ${sepid} > se.pid
			printf "${BGREEN}started!${NORMAL}\n"
                fi
        	;;

	toolbox)
		DISPLAY=:0 wine ~/.wine/drive_c/SEToolbox/SEToolbox.exe& 2>/dev/null
		;;

	stop)
		if [ -e se.pid ]; then
			printf "Stopping server ... "
			# Send a <ctrl>-C to attempt a clean shutdown
			sepid=`cat se.pid`
			echo ${sepid}
			rm -f se.pid
			kill -SIGINT ${sepid} &>/dev/null ||true
			sleep 5
			# ... but the SE server waits for a key-press to exit for some God-forsaken reason so we have to kill it hard
                        kill ${sepid} &>/dev/null || true
                        while kill -0 ${sepid} &>/dev/null; do
                                sleep 0.5
                        done
			killall SpaceEngineersDedicated.exe &>/dev/null
			printf "${BRED}stopped.${NORMAL}\n"
                else
                        echo "No Space Engineers server running" && false
                fi
		;;

	update)
		STEAMUSER=`cat .steamuser 2>/dev/null || true`
		if [ -z "${STEAMUSER}" ]; then
			printf "Enter Steam username:\n"
			read STEAMUSER
			echo "${STEAMUSER}" > .steamuser
			./Steamcmd/steamcmd.exe +login ${STEAMUSER} +quit
		fi
		mkdir -p SpaceEngineers
		ln -sf ${PWD}/SpaceEngineers ~/.wine/drive_c/SpaceEngineers
		mkdir -p ~/.wine/drive_c/users/`whoami`/Application\ Data/SpaceEngineersDedicated/Saves
		ln -sf ~/.wine/drive_c/users/`whoami`/Application\ Data/SpaceEngineersDedicated Worlds
		./Steamcmd/steamcmd.exe +force_install_dir C:\\SpaceEngineers +login ${STEAMUSER} +app_update 244850 +quit 2>/dev/null
		#Steamcmd doesn't seem to always shutdown NCURSES correctly; a reset fixes it but also clears the screen
                #reset
		;;

	login)
		./Steamcmd/steamcmd.exe +login 2>/dev/null
		;;

	install_steam)
		printf "${BWHITE}Downloading Steamcmd ... ${NORMAL}"
		mkdir -p Steamcmd
		cd Steamcmd
		wget -O steamcmd.zip ${STEAMCMD_DL} &>/dev/null
		printf "${BGREEN}done!${NORMAL}\n"
		printf "${BWHITE}Unpacking ... ${NORMAL}"
		unzip -u -o steamcmd.zip &>/dev/null
		chmod +x steamcmd.exe
		printf "${BGREEN}done!${NORMAL}\n"
		printf "Updating Steam\n"
		./steamcmd.exe +login anonymous +exit 2>/dev/null
		cd - &>/dev/null
		printf "${NORMAL}"
		;;

	install_wine)
		sudo dpkg --add-architecture i386
		sudo apt-get update
		sudo apt-get -y install wine winetricks zenity wine-gecko
		export DISPLAY=0:0
                WINEARCH=win32 wine wineboot &> /dev/null
                winetricks msxml3 &> /dev/null
                winetricks dotnet40 &> /dev/null
                winetricks gdiplus &> /dev/null
		;;

	local_wine)
		rm -rf ~/.wine
		export DISPLAY=0:0
                WINEARCH=win32 wine wineboot &> /dev/null
                winetricks msxml3 &> /dev/null
                winetricks dotnet40 &> /dev/null
                winetricks gdiplus &> /dev/null
		;;

	install_mono)
		# Could try using Mono with Wine64
		#sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
		;;

	install_hg)
		sudo apt-get -y install mercurial
		;;

	install_xvfb)
		sudo apt-get -y install Xvfb
		sudo apt-get -y install ratpoison
		sudo apt-get -y install x11vnc
		sudo apt-get -y install x11-apps
		;;

	install)
		${SEDS} install_xvfb
		${SEDS} startx
		${SEDS} install_wine
		${SEDS} install_hg
		${SEDS} install_steam
		${SEDS} update
		sudo apt-get -y install screen
		;;

	#put an entry in your crontab pointing to this script with the first argument being 'backup <worldname>'.
	backup)
		# Using Mercurial for back-up because I think that will be easier for most people - especially if they want to clone the backups to their Windows PC
		SAVE="./Worlds/Saves/$2"
		if [ -z $2 ]; then
			printf "Usage: ./seds backup <world>\n"
			printf "Run './seds worlds' to see list of Space Engineers worlds\n" && false
		else
			if [ -d "${SAVE}" ]; then
				if [ ! -d "${SAVE}/.hg" ]; then
					hg init ${SAVE}
				fi
				hg status -R ${SAVE}
				hg add -R ${SAVE}
				hg commit -m"Backup" -R ${SAVE}
				hg status -R ${SAVE}
			else
				printf "World ${BYELLOW}%s${NORMAL} not found at ${BYELLOW}%s${NORMAL}.\n" "$2" "${SAVE}" && false
			fi
		fi
		;;

	worlds)
		ls -1d ./Worlds/Saves/*/ | sed -e "s:./Worlds/Saves/::" | awk -F/ '{ printf $1 "\n" }'
		;;

	revert)
		SAVE="./Worlds/Saves/$2"
		if [ -d "${SAVE}" ]; then
			if [ -d "${SAVE}/.hg" ]; then
				hgdate=`hg log -l 1 -R ${SAVE}|awk '/date/ { print $0 }'|sed 's/date:\ \+//'`
				printf "This will undo all changes back to ${BYELLOW}%s${NORMAL} and ${BMAGENTA}CANNOT be undone${NORMAL} !\n" "${hgdate}"
				printf "Are you ${BYELLOW}SURE${NORMAL}?\n${BRED}<ctrl>-C${NORMAL} to abort, ${BGREEN}<enter>${NORMAL} to continue\n"
				read
				hg revert --all -R ${SAVE}
			else
				printf "No backup found at ${BYELLOW}%s${NORMAL} !\n" "${SAVE}" && false
			fi
		else
			printf "World ${BYELLOW}%s${NORMAL} not found at ${BYELLOW}%s${NORMAL}.\n" "$2" "${SAVE}" && false
		fi
		;;

        *)
		printf "${BWHITE}./seds ${NORMAL}[${BCYAN}install${NORMAL}|${BYELLOW}update${NORMAL}|${BGREEN}startx${NORMAL}|${BRED}stopx${NORMAL}|${BGREEN}gui${NORMAL}|${BGREEN}start${NORMAL}|${BRED}stop${NORMAL}|${BMAGENTA}toolbox${NORMAL}|${BMAGENTA}worlds${NORMAL}|${BMAGENTA}backup <world-name>${NORMAL}]${NORMAL}\n" && false
		;;
esac