First commit for mc server player locator

go.mod

@@ -0,0 +1,8 @@
+module codehub.onpointcoding.net/sean/go-mcserverplayerlocator
+
+go 1.15
+
+require (
+	codehub.onpointcoding.net/sean/go-mclookup v0.0.0-20201122232238-6a804b5efe4c
+	github.com/Tnze/go-mc v1.16.1
+)

go.sum

@@ -0,0 +1,7 @@
+codehub.onpointcoding.net/sean/go-mclookup v0.0.0-20201122214338-c6eacd5035dd h1:+rANY6/6B0JUvjv1L/2F83OcPPD4pKEOpNZcYptJf5s=
+codehub.onpointcoding.net/sean/go-mclookup v0.0.0-20201122214338-c6eacd5035dd/go.mod h1:BFdow03DiFDFpVqVDdFzzJTkPtTDMUSJcq0AiO59TPI=
+codehub.onpointcoding.net/sean/go-mclookup v0.0.0-20201122232238-6a804b5efe4c h1:FJJ4+UnY2vvKd2Rr3KBZqEfsBpEBJ5ugtR7i7EEhg98=
+codehub.onpointcoding.net/sean/go-mclookup v0.0.0-20201122232238-6a804b5efe4c/go.mod h1:BFdow03DiFDFpVqVDdFzzJTkPtTDMUSJcq0AiO59TPI=
+github.com/Tnze/go-mc v1.16.1 h1:KX2h8pLjqz6bJVVJpMa0TE6lkcPmAyzhlfhFp8AwyEs=
+github.com/Tnze/go-mc v1.16.1/go.mod h1:LKj1KKSj4m58fpJaTmOHC3DdQKJ1RSfEGHFR1zMLSF8=
+github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=

mc-server-player-locator.go

@@ -0,0 +1,88 @@
+package main
+
+import (
+	"bytes"
+	"compress/gzip"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"log"
+	"os"
+	"path/filepath"
+	"strings"
+
+	mclookup "codehub.onpointcoding.net/sean/go-mclookup"
+	"github.com/Tnze/go-mc/nbt"
+)
+
+func main() {
+	fmt.Printf("MC Server Player Locator -- by MrMelon\n")
+	if pddir, err := os.Stat("playerdata/"); !os.IsNotExist(err) {
+		if pddir.IsDir() {
+			files, err := filepath.Glob("playerdata/*dat")
+			if err != nil {
+				fmt.Printf("Error getting playerdata NBT files\n")
+				return
+			}
+			for _, file := range files {
+				base := filepath.Base(file)
+				fmt.Printf("Parsing %s...\r", base)
+
+				uuid := strings.Replace(base, ".dat", "", -1)
+
+				apiResult, err := mclookup.LookupPlayer(uuid)
+				if err != nil {
+					panic(err)
+				}
+
+				filedata, err := ioutil.ReadFile(file)
+				if err != nil {
+					panic(err)
+				}
+
+				zr, err := gzip.NewReader(bytes.NewBuffer(filedata))
+				if err != nil {
+					log.Fatal(err)
+				}
+
+				var content bytes.Buffer
+
+				if _, err := io.Copy(&content, zr); err != nil {
+					log.Fatal(err)
+				}
+
+				if err := zr.Close(); err != nil {
+					log.Fatal(err)
+				}
+
+				player := playerCompound{}
+				err = nbt.Unmarshal(content.Bytes(), &player)
+				if err != nil {
+					panic(err)
+				}
+
+				if len(player.Pos) == 3 {
+					fmt.Printf("%s (%s): %v, %v, %v\n", apiResult.Data.Player.Username, uuid, player.Pos[0], player.Pos[1], player.Pos[2])
+				}
+
+				continue
+			}
+		} else {
+			fmt.Printf("playerdata isn't a folder\n")
+		}
+	} else {
+		fmt.Printf("playerdata folder doesn't exist\n")
+	}
+}
+
+type playerCompound struct {
+	Pos []float64 `nbt:"Pos"`
+}
+
+func fileExists(filename string) bool {
+	info, err := os.Stat(filename)
+	if os.IsNotExist(err) {
+		return false
+	}
+	return !info.IsDir()
+}