Created
March 25, 2020 05:54
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Minecraft script to move a player's location, without using an external NBT editor
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#include <iostream> | |
#include <cstdio> | |
int main(int argc, char **argv) { | |
double a; | |
std::cin >> a; | |
union | |
{ | |
long long i; | |
double d; | |
} conv; | |
conv.d = a; | |
printf("%016llx", conv.i); | |
return 0; | |
} |
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#!/bin/bash -e | |
if [ -z $2 ] || [ $1 == "-h" ]; then | |
echo "usage: $(basename $0) <world folder> <username> [x] [y] [z] [dim]" | |
echo "Default is 0, 70, 0 in Overworld (Dim 0)" | |
exit 0; | |
fi | |
if [ ! -z $3 ]; then x=$3; else x=0; fi | |
if [ ! -z $4 ]; then y=$4; else y=70; fi | |
if [ ! -z $5 ]; then z=$5; else z=0; fi | |
if [ ! -z $6 ]; then d=$6; else d=0; fi | |
# Get user's FILE, then decompress it | |
U="$(curl -s https://api.mojang.com/users/profiles/minecraft/$2 | jq -r '.["id"]')" | |
UUID=$(echo ${U:0:8}-${U:8:4}-${U:12:4}-${U:16:4}-${U:20:12}) | |
FILE="$1/playerdata/$UUID" | |
cp "$FILE.dat" "$FILE.dat-bak" | |
cat "$FILE.dat" | gunzip > "$FILE.bin" | |
d=$(printf '%08x\n' $d | cut -c1-8) | |
# use last 8 chars because bash thinks 08 means 16 | |
xxd -p "$FILE.bin" | tr -d '\n' | sed -r "s/(03000944696d656e73696f6e)[a-fA-F0-9]{8}(.+)/\1${d:(-8)}\2/" | xxd -p -r > "$FILE.bin.temp" | |
mv "$FILE.bin.temp" "$FILE.bin" | |
g++ double2hex.cpp -o double2hex | |
x=$(echo $x | ./double2hex) | |
y=$(echo $y | ./double2hex) | |
z=$(echo $z | ./double2hex) | |
xxd -p "$FILE.bin" | tr -d '\n' | sed -r "s/(090003506f73[a-fA-F0-9]{10})[a-fA-F0-9]{48}(.+)/\1$x$y$z\2/" | xxd -p -r > "$FILE.bin.temp" | |
mv "$FILE.bin.temp" "$FILE.bin" | |
cat "$FILE.bin" | gzip > "$FILE.dat" | |
rm "$FILE.bin" | |
rm ./double2hex |
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