add current players script

current_players.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+
+logfile=/opt/luanti/log/debug.log
+player_re="([a-zA-Z0-9\s]+ (digs|places|leaves)|[a-zA-Z0-9]+ \[[0-9\.]+\] joins) "
+left=""
+old_data="old"
+plays_re="(digs|places|joins)"
+leaves_re="leaves"
+
+declare -A players
+
+while true
+do
+	data=$(tail -n500 "$logfile" | grep -o -E "$player_re")
+	if [ "$data" != "$old_data" ]; then
+		data=$(echo $data | sed -e 's/\[[0-9\.]*\]//g')
+		flip=0
+		for i in $data; do
+			if [ $flip = 0 ]; then
+				player="$i"
+				flip=1
+			else
+				status="$i"
+				play=$(echo "$status" | grep -o -E "$plays_re")
+				left=$(echo "$status" | grep -o -E "$leaves_re")
+				if [ ! "$play" = "" ]; then
+					players[$player]=P
+				elif [ ! "$left" = "" ]; then
+					players[$player]=L
+				fi
+				flip=0
+			fi
+
+		done
+		#old_data=$data
+	fi
+	output="{\"players\":["
+	c=""
+	for key in "${!players[@]}"; do
+		output="$output$c{\"player\":\"$key\",\"status\":\"${players[$key]}\"}"
+		if [ "$c" = "" ]; then
+			c=","
+		fi
+	done
+	output="$output],\"updated\":\"$(date)\"}"
+	echo $output | jq > players.json
+	sleep 15
+done