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packbuilder.go
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packbuilder.go
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package main
import (
"fmt"
"github.com/kormic911/CurseServerPackBuilder/zipper"
"github.com/kormic911/CurseServerPackBuilder/manifestreader"
"github.com/kormic911/CurseServerPackBuilder/cursedownloader"
"github.com/kormic911/CurseServerPackBuilder/forgedownloader"
"github.com/kormic911/CurseServerPackBuilder/packtester"
"flag"
"path/filepath"
"os"
"strings"
"io"
)
func main() {
modArchive := flag.String("mod", "", "The modpack archive to turn into a server package")
modBaseDir := flag.String("dir", "", "The directory to do all the work in")
modFlushCacheDir := flag.Bool("flushcache", false, "Flush the cache of downloaded mods")
flag.Parse()
if *modArchive == "" || *modBaseDir == "" {
flag.PrintDefaults()
return
}
modPackDir := filepath.FromSlash(*modBaseDir + "/modpack")
modServerDir := filepath.FromSlash(*modBaseDir + "/server")
modServerTestDir := filepath.FromSlash(*modBaseDir + "/servertest")
modCacheDir := filepath.FromSlash(*modBaseDir + "/cache")
err := os.RemoveAll(modPackDir)
if err != nil {
fmt.Println(err)
return
}
err = os.RemoveAll(modServerDir)
if err != nil {
fmt.Println(err)
return
}
if *modFlushCacheDir {
err = os.RemoveAll(modCacheDir)
if err != nil {
fmt.Println(err)
return
}
}
err = os.RemoveAll(modServerTestDir)
if err != nil {
fmt.Println(err)
return
}
fmt.Println("Extracting mod archive")
err = zipper.Unzip(*modArchive, modPackDir)
if err != nil {
fmt.Println(err)
return
}
manifestreader.Read(filepath.FromSlash(modPackDir + "/manifest.json"))
fmt.Println("Cloning mod overrides")
err = cloneDir(filepath.FromSlash(modPackDir + "/" + manifestreader.OverridesDir()), modServerDir)
if err != nil {
fmt.Println(err)
return
}
err = cursedownloader.DownloadMods(manifestreader.Modlist(), filepath.FromSlash(modServerDir + "/mods"), modCacheDir)
if err != nil {
fmt.Println(err)
return
}
forgeInstaller, err := forgedownloader.DownloadForge(manifestreader.Minecraft(), modServerDir)
if err != nil {
fmt.Println(err)
return
}
fmt.Println("Creating test environment")
err = cloneDir(modServerDir, modServerTestDir)
if err != nil {
fmt.Println(err)
return
}
err = packtester.InstallForge(modServerTestDir, forgeInstaller)
if err != nil {
fmt.Println("ERROR: ",err)
return
}
packtester.Start()
}
func cloneDir(modPackOverridesDir, modServerDir string) error {
err := filepath.Walk(modPackOverridesDir, copyDir(modServerDir, modPackOverridesDir))
if err != nil {
return err
}
return nil
}
func copyDir(modServerDir, modPackOverridesDir string) filepath.WalkFunc {
return func(path string, info os.FileInfo, err error) error {
if err != nil {
fmt.Println(err)
return nil
}
newpath := strings.Replace(path, modPackOverridesDir, modServerDir, -1)
if info.IsDir() {
err := os.MkdirAll(newpath, 0755)
if err != nil {
fmt.Println(err)
return err
}
} else {
src, err := os.Open(path)
if err != nil {
fmt.Println(err)
return err
}
defer src.Close()
dest, err := os.Create(newpath)
if err != nil {
fmt.Println(err)
return err
}
defer dest.Close()
_, err = io.Copy(dest, src)
if err != nil {
fmt.Println(err)
return err
}
}
return nil
}
}