92 lines
1.7 KiB
Go
92 lines
1.7 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"log"
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"os"
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"path/filepath"
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"strings"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2fileformats/d2mpq"
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)
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const (
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directoryPermissions = 0750
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)
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func main() {
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var (
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outPath string
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verbose bool
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)
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flag.StringVar(&outPath, "o", "./output/", "output directory")
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flag.BoolVar(&verbose, "v", false, "verbose output")
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flag.Parse()
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if len(flag.Args()) != 1 {
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fmt.Printf("Usage: %s filename.mpq\n", os.Args[0])
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os.Exit(1)
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}
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filename := flag.Arg(0)
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mpq, err := d2mpq.FromFile(filename)
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if err != nil {
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log.Fatal(err)
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}
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list, err := mpq.Listfile()
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if err != nil {
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log.Fatal(err)
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}
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_, mpqFile := filepath.Split(strings.ReplaceAll(filename, "\\", "/"))
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for _, filename := range list {
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extractFile(mpq, mpqFile, filename, outPath)
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if verbose {
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fmt.Printf("Writing: %s\n", filename)
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}
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}
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}
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func extractFile(mpq d2interface.Archive, mpqFile, filename, outPath string) {
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defer func() {
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if r := recover(); r != nil {
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log.Printf("recovered from panic in file: %s, %v", filename, r)
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}
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}()
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dir, file := filepath.Split(strings.ReplaceAll(filename, "\\", "/"))
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dir = mpqFile + "/" + dir
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err := os.MkdirAll(outPath+dir, directoryPermissions)
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if err != nil {
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log.Printf("failed to create directory: %s, %v", outPath+dir, err)
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return
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}
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f, err := os.Create(outPath + dir + file)
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if err != nil {
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log.Printf("failed to create file: %s, %v", filename, err)
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return
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}
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defer func() {
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_ = f.Close()
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}()
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buf, err := mpq.ReadFile(filename)
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if err != nil {
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log.Printf("failed to read file: %s, %v", filename, err)
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return
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}
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_, _ = f.Write(buf)
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}
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