#!/bin/bash
# Insurgency
# Server Management Script
# Author: Daniel Gibbs
# Website: http://gameservermanagers.com
version="061115"

#### Variables ####
engine="source"
game="insurgency"
gamename="Insurgency"

#File fetching settings
githubuser="jaredballou"
githubrepo="linuxgsm"
githubbranch="master"

# The name of this script file, used to show the LGSM link properly
selfname=$(basename $(readlink -f "${BASH_SOURCE[0]}"))
servicename="$(basename $0)"

# Directories
rootdir="$(dirname "${selfname}")"
scriptcfgdir="${rootdir}/cfg/servers"

# Settings to get before config parsing begins

#ipaddr=$(ip addr | grep 'state UP' -A2 | tail -n1 | awk '{print $2}' | cut -f1  -d'/')

# Config files
cfg_default="${scriptcfgdir}/_default.cfg"
cfg_common="${scriptcfgdir}/_common.cfg"
cfg_instance="${scriptcfgdir}/${servicename}.cfg"

#If config directory does not exist, create it
if [ ! -e $scriptcfgdir ]; then mkdir -p "$scriptcfgdir"; fi

#### Advanced Variables ####
# Directories
lockselfname=".${servicename}.lock"
filesdir="${rootdir}/serverfiles"
systemdir="${filesdir}/insurgency"
executabledir="${filesdir}"
executable="./srcds_linux"
servercfg="${servicename}.cfg"
servercfgdir="${systemdir}/cfg"
servercfgfullpath="${servercfgdir}/${servercfg}"
servercfgdefault="${servercfgdir}/lgsm-default.cfg"
backupdir="${rootdir}/backups"

#In the event that you have library issues after an update, this may resolve it.
#export LD_LIBRARY_PATH="${filesdir}:${filesdir}/bin:${LD_LIBRARY_PATH}"

# Logging
gamelogdir="${systemdir}/logs"
scriptlogdir="${rootdir}/log/script"
consolelogdir="${rootdir}/log/console"

scriptlog="${scriptlogdir}/${servicename}-script.log"
consolelog="${consolelogdir}/${servicename}-console.log"
emaillog="${scriptlogdir}/${servicename}-email.log"

scriptlogdate="${scriptlogdir}/${servicename}-script-$(date '+%d-%m-%Y-%H-%M-%S').log"
consolelogdate="${consolelogdir}/${servicename}-console-$(date '+%d-%m-%Y-%H-%M-%S').log"

# Set the paramaters to send to srcds
# https://developer.valvesoftware.com/wiki/Command_Line_Options#Source_Dedicated_Server
fn_parms(){
	#TODO: Put in some conditional logic to handle generating the parm string so we can make this a little less game specific
	parms="-game ${game} -strictportbind -ip ${ip} -port ${port} -maxplayers ${maxplayers} ${srcds_parms} +clientport ${clientport} +tv_port ${sourcetvport} +sv_playlist ${playlist} +mapcyclefile ${mapcyclefile} +servercfgfile ${servercfg} +map ${defaultmap} ${defaultmode}"
}
##### Script #####
# Do not edit

fn_getgithubfile() {
	filename=$1
	exec=$2
	fileurl=${3:-$filename}
	filepath="${rootdir}/${filename}"
	filedir=$(dirname "${filepath}")
	download=0
	# If file is missing, then download
	if [ ! -f "${filepath}" ]
	then
		download=1
	else
		# Get the lgsm_version from the file, and download if out of date
		script_version=$(grep lgsm_version "${filepath}" 2>&1 | cut -d'=' -f2 | sed -e 's/"//g')
		if [ "${script_version}" != "" ] && [ "${script_version}" != "${version}" ]
		then
			echo $script_version
			download=1
		fi
	fi
	if [ $download -gt 0 ]
	then
		if [ ! -d "${filedir}" ]; then
			mkdir -p "${filedir}"
		fi
		url="https://raw.githubusercontent.com/${githubuser}/${githubrepo}/${githubbranch}/${fileurl}"
		echo -e "    fetching ${filename} (${url})...\c"
		wget -N /dev/null "${url}" -O "${filepath}" 2>&1 | grep -F HTTP | cut -c45-
		if [ "$exec" ]
		then
			chmod +x "${filepath}"
		fi
	fi
	if [ "$exec" ]
	then
		source "${filepath}"
	fi
}


# If default config does not exist, create it. This should come from Git, and will be overwritten by updates.
fn_getgithubfile "cfg/servers/_default.cfg" 1 "${gamename}/cfg/servers/_default.cfg"

# Load sitewide common settings (so that Git updates can safely overwrite default.cfg)
if [ ! -f $cfg_common ]; then touch $cfg_common; else source $cfg_common; fi

# Load instance specific settings
if [ ! -f $cfg_instance ]; then touch $cfg_instance; else source $cfg_instance; fi

fn_runfunction(){
	fn_getgithubfile "functions/${functionfile}" 1
}

fn_functions(){
	# Functions are defined in fn_functions.
	functionfile="${FUNCNAME}"
	fn_runfunction
}

fn_functions

getopt=$1
fn_getopt