apiplayer2yaml

#!/bin/bash

set -o pipefail

MINUTES=1440

APIURL=

SCRIPT="`readlink -e $0`"
SCRIPTPATH="`dirname $SCRIPT`"

REFRESH=false;
FILEARG="$1";
if [ "$1" = "-r" ]; then
	REFRESH=true;
	FILEARG="$2";
fi

if [ "$FILEARG" = "" ] || [ ! -f "$FILEARG" ] ; then
	echo $0: "Specify a player.dat File" >&2
	exit 1;
fi

CURL=`which curl`
if [ $? -ne 0 ]; then
	echo $0: "curl wasn't found on path" >&2
	exit 1;
fi

if [ ! -f "$SCRIPTPATH/json2yaml" ]; then
	echo $0: Cannot find "$SCRIPTPATH/json2yaml" >&2
	exit 1;
fi

PLAYERDAT="`readlink -e "$FILEARG"`"
PLAYERDATPATH="`dirname $PLAYERDAT`"

UUID=`echo -n $FILEARG|grep -Eo '[^/]+$'|cut -d '.' -f 1|sed 's/-//g'`;

if [ ! -f "$PLAYERDATPATH/api-$UUID.yaml" ]; then
	touch "$PLAYERDATPATH/api-$UUID.yaml"
	if [ $? != 0 ]; then
		echo $0: Unable to create file "$PLAYERDATPATH/api-$UUID.yaml" >&2
		exit;
	fi
fi

DATA=false
if [ -f "$PLAYERDATPATH/api-$UUID.yaml" ] && [ -s "$PLAYERDATPATH/api-$UUID.yaml" ]; then
	DATA=true
fi

if [ ! -w "$PLAYERDATPATH/api-$UUID.yaml" ]; then
	if [ $DATA = true ]; then
		echo $0: "$PLAYERDATPATH/api-$UUID.yaml" had data, but was not writable... Nonfatal. >&2
		REFRESH=false
	else
		echo $0: "$PLAYERDATPATH/api-$UUID.yaml" is not writable >&2
		exit 1;
	fi
fi

if [ $REFRESH = false ] && [ $DATA = false ]; then
	REFRESH=true
fi

if [ $REFRESH = false ]; then
	FINDFILEMOD=`find "$PLAYERDATPATH/api-$UUID.yaml" -mmin -$MINUTES`
	if [ "$FINDFILEMOD" = "" ]; then
		REFRESH=true
	fi
fi

if [ $REFRESH = true ]; then
	TEMPFILE="`tempfile -m 0644`"
	"$CURL" -LsSf "https://sessionserver.mojang.com/session/minecraft/profile/$UUID">"$TEMPFILE"
	C=$?
	if [ $C -ne 0 ]; then
		if [ $DATA = false ]; then
			echo $0: Received non-zero exit status of from curl >&2
			echo $RESPONSE >&2
			exit $C;
		else
			echo $0: Received exit status of $C from curl but already have data, so Nonfatal. >&2
		fi
	else
		if [ ! -s "$TEMPFILE" ]; then
			#echo $0: "Received empty response from api for $UUID" >&2
			echo "'id': '$UUID'">>"$TEMPFILE"
			echo "'name': ">>"$TEMPFILE"
			cp "$TEMPFILE" "$PLAYERDATPATH/api-$UUID.yaml";
		else
			TEMPFILE2="`tempfile -m 0644`"
			cat "$TEMPFILE"|"$SCRIPTPATH/json2yaml"|grep -vE '^ *$' > "$TEMPFILE2"
			E=$?
			if [ $E -ne 0 ]; then
				if [ $DATA = false ]; then
					echo $0: Received non-zero exit status from "$SCRIPTPATH/json2yaml" >&2
					cat "$TEMPFILE" >&2
					cat "$TEMPFILE2" >&2
					exit $E;
				else
					echo $0: Received exit status of $C from "$SCRIPTPATH/json2yaml" but already have data, so Nonfatal. >&2
					cat "$TEMPFILE" >&2
					cat "$TEMPFILE2" >&2
				fi
				rm "$TEMPFILE2";
			else 
				mv "$TEMPFILE2" "$PLAYERDATPATH/api-$UUID.yaml";
			fi
		fi
	fi
	rm "$TEMPFILE"
fi

cat "$PLAYERDATPATH/api-$UUID.yaml"