minecraft_name

#!/bin/bash

#
# start minecraft using name.txt (or name variable below) as player name
#
# compatible with "minecraft name changer improved"
# see: https://github.com/winex/minecraft_name
#


# specify your name here if you don't want name.txt to be read/created
name=

# prefix command (such as mumble-overlay, taskset, startx or any combination)
#   ex: prefix_cmd=mumble-overlay
#       prefix_cmd="taskset -c 1 mumble-overlay"
#
prefix_cmd=

# additional java options
#   ex: java_opts="-Xms512M -Xmx1024M"
java_opts=

# full path to minecraft directory
mcdir=$HOME/.minecraft


###############################################################################

# read config
cfg=$mcdir/name.txt
if [ -z "$name" ]; then
	. "$cfg"
fi

# ask user for desired name
if [ -z "$name" ]; then
	while [ -z "$name" ]; do
		echo -n "Enter your name: "
		read name
	done

	echo "$cfg: updating..."
	if grep -qs '^name=' "$cfg"; then
		sed -i "s/^name=.*\$/name=$name/" "$cfg"
	else
		echo "name=$name" >>"$cfg"
	fi
fi

# remove spaces
name="${name// /}"

# start minecraft
cd "$mcdir"
$prefix_cmd java $java_opts \
	-cp bin/minecraft.jar:bin/lwjgl.jar:bin/lwjgl_util.jar:bin/jinput.jar \
	-Djava.library.path=bin/natives \
	net.minecraft.client.Minecraft "$name"