source: scripts/usr/local/lib/7dtd/playerlog.sh @ 35

#!/bin/bash

timestamp() {
        date '+%Y.%m.%d %H:%M:%S'
}

# Create empty player list if not existing
# Params:
#   1: Instance name
createPlayerList() {
        PLAYERLIST=$(getInstancePath $1)/players.xml
        if [ ! -f $PLAYERLIST ]; then
                echo "<Players/>" > $PLAYERLIST
        fi
}

# Set all players for an instance to offline (on startup/shutdown)
# Params:
#   1: Instance name
setAllPlayersOffline() {
        PLAYERLIST=$(getInstancePath $1)/players.xml
        createPlayerList "$1"
        $XMLSTARLET ed -L \
                -u "/Players/Player/@online" -v "false" \
                $PLAYERLIST
}

# Handle a player connect for logging/tracking
# Params:
#   1: Instance name
#   2: Entity ID
#   3: Steam ID
#   4: Nick name
logPlayerConnect() {
        PLAYERLOG=$(getInstancePath $1)/players.log
        PLAYERLIST=$(getInstancePath $1)/players.xml
        ENTITYID=$2
        STEAMID=$3
        NICKNAME=$4

        echo "$(timestamp) +++ $ENTITYID $NICKNAME $STEAMID" >> $PLAYERLOG

        createPlayerList "$1"
        
        XPATHBASE="/Players/Player[@steamid='$STEAMID']"

        if [ -z $($XMLSTARLET sel -t -v "$XPATHBASE/@steamid" $PLAYERLIST) ]; then
                $XMLSTARLET ed -L \
                        -s "/Players" -t elem -n "Player" -v "" \
                        -i "/Players/Player[not(@steamid)]" -t attr -n "steamid" -v "$STEAMID" \
                        -i "$XPATHBASE" -t attr -n "nick" -v "$NICKNAME" \
                        -i "$XPATHBASE" -t attr -n "playtime" -v "0" \
                        -i "$XPATHBASE" -t attr -n "logins" -v "1" \
                        -i "$XPATHBASE" -t attr -n "lastlogin" -v "$(date '+%s')" \
                        -i "$XPATHBASE" -t attr -n "online" -v "true" \
                        -i "$XPATHBASE" -t attr -n "entityid" -v "$ENTITYID" \
                        $PLAYERLIST
        else
                LOGINS=$($XMLSTARLET sel -t -v "$XPATHBASE/@logins" $PLAYERLIST)
                (( LOGINS++ ))
                $XMLSTARLET ed -L \
                        -u "$XPATHBASE/@lastlogin" -v "$(date '+%s')" \
                        -u "$XPATHBASE/@online" -v "true" \
                        -u "$XPATHBASE/@entityid" -v "$ENTITYID" \
                        -u "$XPATHBASE/@logins" -v "$LOGINS" \
                        $PLAYERLIST
        fi
}

# Handle a player disconnect for logging/tracking
# Params:
#   1: Instance name
#   2: Entity ID
logPlayerDisconnect() {
        PLAYERLOG=$(getInstancePath $1)/players.log
        PLAYERLIST=$(getInstancePath $1)/players.xml
        ENTITYID=$2

        createPlayerList "$1"

        XPATHBASE="/Players/Player[@entityid='$ENTITYID'][@online='true']"

        if [ -f $PLAYERLIST ]; then
                if [ ! -z $($XMLSTARLET sel -t -v "$XPATHBASE/@steamid" $PLAYERLIST) ]; then
                        NICKNAME=$($XMLSTARLET sel -t -v "$XPATHBASE/@nick" $PLAYERLIST)
                        STEAMID=$($XMLSTARLET sel -t -v "$XPATHBASE/@steamid" $PLAYERLIST)
                        LOGINTIME=$($XMLSTARLET sel -t -v "$XPATHBASE/@lastlogin" $PLAYERLIST)
                        PLAYTIME=$($XMLSTARLET sel -t -v "$XPATHBASE/@playtime" $PLAYERLIST)
                        NOW=$(date '+%s')
                        PLAYTIME=$(( PLAYTIME + NOW - LOGINTIME ))
                        $XMLSTARLET ed -L \
                                -u "$XPATHBASE/@playtime" -v "$PLAYTIME" \
                                -u "$XPATHBASE/@online" -v "false" \
                                $PLAYERLIST
                fi
        fi

        echo "$(timestamp) --- $ENTITYID $NICKNAME $STEAMID" >> $PLAYERLOG
}