mirror of
https://github.com/packwiz/packwiz.git
synced 2025-04-19 21:16:30 +02:00
490 lines
16 KiB
Go
490 lines
16 KiB
Go
package github
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/mitchellh/mapstructure"
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"github.com/packwiz/packwiz/core"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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// installCmd represents the install command
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var installCmd = &cobra.Command{
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Use: "install [mod]",
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Short: "Install a mod from a github URL",
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Aliases: []string{"add", "get"},
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Args: cobra.ArbitraryArgs,
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Run: func(cmd *cobra.Command, args []string) {
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pack, err := core.LoadPack()
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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if len(args) == 0 || len(args[0]) == 0 {
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fmt.Println("You must specify a mod.")
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os.Exit(1)
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}
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if strings.HasSuffix(args[0], "/") {
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fmt.Println("Url cant have a leading slash!")
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os.Exit(1)
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}
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slug := strings.Replace(args[0], "https://github.com/", "", 1)
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if len(strings.Split(args[0], "/")) == 1 {
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slug = args[0]
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}
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if strings.Contains(slug, "/releases") {
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slug = strings.Split(slug, "/releases")[0]
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}
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mod, err := fetchMod(slug)
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installMod(mod, pack)
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},
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}
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func init() {
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githubCmd.AddCommand(installCmd)
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}
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const githubApiUrl = "https://api.github.com/"
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func fetchMod(slug string) (Mod, error) {
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var modReleases []ModReleases
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var mod Mod
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resp, err := http.Get(githubApiUrl + "repos/" + slug + "/releases")
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if err != nil {
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return mod, err
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}
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if resp.StatusCode == 404 {
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return mod, fmt.Errorf("mod not found (for URL %v)", githubApiUrl+"repos/"+slug+"/releases")
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}
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if resp.StatusCode != 200 {
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return mod, fmt.Errorf("invalid response status %v for URL %v", resp.Status, githubApiUrl+"repos/"+slug+"/releases")
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return mod, err
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}
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err = json.Unmarshal(body, &modReleases)
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if err != nil {
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return mod, err
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}
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var repoData Repo
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repoResp, err := http.Get(githubApiUrl + "repos/" + slug)
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defer repoResp.Body.Close()
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repoBody, err := ioutil.ReadAll(repoResp.Body)
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if err != nil {
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return mod, err
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}
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err = json.Unmarshal(repoBody, &repoData)
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if err != nil {
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return mod, err
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}
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release := modReleases[0]
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mod = Mod{
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ID: repoData.Name,
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Slug: slug,
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Team: repoData.Owner.Login,
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Title: repoData.Name,
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Description: repoData.Description,
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Published: repoData.CreatedAt,
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Updated: release.CreatedAt,
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License: repoData.License,
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ClientSide: "unknown",
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ServerSide: "unknown",
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Categories: repoData.Topics,
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}
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if mod.ID == "" {
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return mod, errors.New("invalid json whilst fetching mod: " + slug)
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}
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return mod, nil
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}
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func installMod(mod Mod, pack core.Pack) error {
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fmt.Printf("Found mod %s: '%s'.\n", mod.Title, mod.Description)
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latestVersion, err := getLatestVersion(mod.Slug, pack, "")
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if err != nil {
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return fmt.Errorf("failed to get latest version: %v", err)
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}
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if latestVersion.URL == "" {
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return errors.New("mod is not available for this Minecraft version (use the acceptable-game-versions option to accept more) or mod loader")
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}
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return installVersion(mod, latestVersion, pack)
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}
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func getLatestVersion(slug string, pack core.Pack, branch string) (ModReleases, error) {
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var modReleases []ModReleases
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var release ModReleases
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resp, err := http.Get(githubApiUrl + "repos/" + slug + "/releases")
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if err != nil {
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return release, err
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}
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if resp.StatusCode == 404 {
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return release, fmt.Errorf("mod not found (for URL %v)", githubApiUrl+"repos/"+slug+"/releases")
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}
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if resp.StatusCode != 200 {
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return release, fmt.Errorf("invalid response status %v for URL %v", resp.Status, githubApiUrl+"repos/"+slug+"/releases")
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return release, err
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}
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err = json.Unmarshal(body, &modReleases)
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if err != nil {
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return release, err
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}
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for _, r := range modReleases {
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if r.TargetCommitish == branch {
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return r, nil
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}
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}
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return modReleases[0], nil
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}
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func installVersion(mod Mod, version ModReleases, pack core.Pack) error {
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var files = version.Assets
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if len(files) == 0 {
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return errors.New("version doesn't have any files attached")
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}
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// TODO: add some way to allow users to pick which file to install?
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var file = files[0]
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for _, v := range version.Assets {
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if strings.HasSuffix(v.Name, ".jar") {
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file = v
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}
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}
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//Install the file
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fmt.Printf("Installing %s from version %s\n", file.URL, version.Name)
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index, err := pack.LoadIndex()
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if err != nil {
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return err
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}
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updateMap := make(map[string]map[string]interface{})
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updateMap["github"], err = ghUpdateData{
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ModID: mod.Slug,
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InstalledVersion: version.TagName,
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Branch: version.TargetCommitish,
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}.ToMap()
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if err != nil {
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return err
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}
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hash, error := file.getSha256()
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if error != nil || hash == "" {
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return errors.New("file doesn't have a hash")
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}
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modMeta := core.Mod{
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Name: mod.Title,
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FileName: file.Name,
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Side: "unknown",
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Download: core.ModDownload{
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URL: file.BrowserDownloadURL,
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HashFormat: "sha256",
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Hash: hash,
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},
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Update: updateMap,
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}
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var path string
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folder := viper.GetString("meta-folder")
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if folder == "" {
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folder = "mods"
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}
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path = modMeta.SetMetaPath(filepath.Join(viper.GetString("meta-folder-base"), folder, mod.Title+core.MetaExtension))
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// If the file already exists, this will overwrite it!!!
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// TODO: Should this be improved?
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// Current strategy is to go ahead and do stuff without asking, with the assumption that you are using
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// VCS anyway.
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format, hash, err := modMeta.Write()
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if err != nil {
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return err
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}
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err = index.RefreshFileWithHash(path, format, hash, true)
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if err != nil {
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return err
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}
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err = index.Write()
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if err != nil {
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return err
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}
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err = pack.UpdateIndexHash()
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if err != nil {
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return err
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}
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err = pack.Write()
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if err != nil {
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return err
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}
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return nil
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}
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func (u ghUpdateData) ToMap() (map[string]interface{}, error) {
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newMap := make(map[string]interface{})
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err := mapstructure.Decode(u, &newMap)
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return newMap, err
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}
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type License struct {
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Id string `json:"id"` //The license id of a mod, retrieved from the licenses get route
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Name string `json:"name"` //The long for name of a license
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Url string `json:"url"` //The URL to this license
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}
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type Mod struct {
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ID string `json:"id"` //The ID of the mod, encoded as a base62 string
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Slug string `json:"slug"` //The slug of a mod, used for vanity URLs
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Team string `json:"team"` //The id of the team that has ownership of this mod
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Title string `json:"title"` //The title or name of the mod
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Description string `json:"description"` //A short description of the mod
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// Body string `json:"body"` //A long form description of the mod.
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// BodyUrl string `json:"body_url"` //DEPRECATED The link to the long description of the mod (Optional)
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Published string `json:"published"` //The date at which the mod was first published
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Updated string `json:"updated"` //The date at which the mod was updated
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License struct {
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Key string `json:"key"`
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Name string `json:"name"`
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SpdxID string `json:"spdx_id"`
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URL string `json:"url"`
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NodeID string `json:"node_id"`
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} `json:"license"`
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ClientSide string `json:"client_side"` //The support range for the client mod - required, optional, unsupported, or unknown
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ServerSide string `json:"server_side"` //The support range for the server mod - required, optional, unsupported, or unknown
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// Downloads int `json:"downloads"` //The total number of downloads the mod has
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Categories []string `json:"categories"` //A list of the categories that the mod is in
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Versions []string `json:"versions"` //A list of ids for versions of the mod
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IconUrl string `json:"icon_url"` //The URL of the icon of the mod (Optional)
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IssuesUrl string `json:"issues_url"` //An optional link to where to submit bugs or issues with the mod (Optional)
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SourceUrl string `json:"source_url"` //An optional link to the source code for the mod (Optional)
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WikiUrl string `json:"wiki_url"` //An optional link to the mod's wiki page or other relevant information (Optional)
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DiscordUrl string `json:"discord_url"` //An optional link to the mod's discord (Optional)
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}
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type Asset struct {
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URL string `json:"url"`
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ID int `json:"id"`
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NodeID string `json:"node_id"`
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Name string `json:"name"`
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Label interface{} `json:"label"`
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Uploader struct {
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Login string `json:"login"`
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ID int `json:"id"`
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NodeID string `json:"node_id"`
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AvatarURL string `json:"avatar_url"`
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GravatarID string `json:"gravatar_id"`
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URL string `json:"url"`
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HTMLURL string `json:"html_url"`
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FollowersURL string `json:"followers_url"`
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FollowingURL string `json:"following_url"`
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GistsURL string `json:"gists_url"`
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StarredURL string `json:"starred_url"`
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SubscriptionsURL string `json:"subscriptions_url"`
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OrganizationsURL string `json:"organizations_url"`
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ReposURL string `json:"repos_url"`
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EventsURL string `json:"events_url"`
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ReceivedEventsURL string `json:"received_events_url"`
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Type string `json:"type"`
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SiteAdmin bool `json:"site_admin"`
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} `json:"uploader"`
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ContentType string `json:"content_type"`
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State string `json:"state"`
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Size int `json:"size"`
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DownloadCount int `json:"download_count"`
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CreatedAt time.Time `json:"created_at"`
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UpdatedAt time.Time `json:"updated_at"`
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BrowserDownloadURL string `json:"browser_download_url"`
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}
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func (u Asset) getSha256() (string, error) {
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// TODO potentionally cache downloads to speed things up and avoid getting ratelimited by github!
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mainHasher, err := core.GetHashImpl("sha256")
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resp, err := http.Get(u.BrowserDownloadURL)
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if err != nil {
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return "", err
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}
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if resp.StatusCode == 404 {
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return "", fmt.Errorf("Asset not found")
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}
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if resp.StatusCode != 200 {
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return "", fmt.Errorf("Invalid response code: %d", resp.StatusCode)
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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mainHasher.Write(body)
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hash := mainHasher.Sum(nil)
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return mainHasher.HashToString(hash), nil
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}
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type Repo struct {
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ID int `json:"id"`
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NodeID string `json:"node_id"`
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Name string `json:"name"`
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FullName string `json:"full_name"`
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Private bool `json:"private"`
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Owner struct {
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Login string `json:"login"`
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ID int `json:"id"`
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NodeID string `json:"node_id"`
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AvatarURL string `json:"avatar_url"`
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GravatarID string `json:"gravatar_id"`
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URL string `json:"url"`
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HTMLURL string `json:"html_url"`
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FollowersURL string `json:"followers_url"`
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FollowingURL string `json:"following_url"`
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GistsURL string `json:"gists_url"`
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StarredURL string `json:"starred_url"`
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SubscriptionsURL string `json:"subscriptions_url"`
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OrganizationsURL string `json:"organizations_url"`
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ReposURL string `json:"repos_url"`
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EventsURL string `json:"events_url"`
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ReceivedEventsURL string `json:"received_events_url"`
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Type string `json:"type"`
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SiteAdmin bool `json:"site_admin"`
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} `json:"owner"`
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HTMLURL string `json:"html_url"`
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Description string `json:"description"`
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Fork bool `json:"fork"`
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URL string `json:"url"`
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ForksURL string `json:"forks_url"`
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KeysURL string `json:"keys_url"`
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CollaboratorsURL string `json:"collaborators_url"`
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TeamsURL string `json:"teams_url"`
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HooksURL string `json:"hooks_url"`
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IssueEventsURL string `json:"issue_events_url"`
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EventsURL string `json:"events_url"`
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AssigneesURL string `json:"assignees_url"`
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BranchesURL string `json:"branches_url"`
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TagsURL string `json:"tags_url"`
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BlobsURL string `json:"blobs_url"`
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GitTagsURL string `json:"git_tags_url"`
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GitRefsURL string `json:"git_refs_url"`
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TreesURL string `json:"trees_url"`
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StatusesURL string `json:"statuses_url"`
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LanguagesURL string `json:"languages_url"`
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StargazersURL string `json:"stargazers_url"`
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ContributorsURL string `json:"contributors_url"`
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SubscribersURL string `json:"subscribers_url"`
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SubscriptionURL string `json:"subscription_url"`
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CommitsURL string `json:"commits_url"`
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GitCommitsURL string `json:"git_commits_url"`
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CommentsURL string `json:"comments_url"`
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IssueCommentURL string `json:"issue_comment_url"`
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ContentsURL string `json:"contents_url"`
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CompareURL string `json:"compare_url"`
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MergesURL string `json:"merges_url"`
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ArchiveURL string `json:"archive_url"`
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DownloadsURL string `json:"downloads_url"`
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IssuesURL string `json:"issues_url"`
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PullsURL string `json:"pulls_url"`
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MilestonesURL string `json:"milestones_url"`
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NotificationsURL string `json:"notifications_url"`
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LabelsURL string `json:"labels_url"`
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ReleasesURL string `json:"releases_url"`
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DeploymentsURL string `json:"deployments_url"`
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CreatedAt string `json:"created_at"`
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UpdatedAt string `json:"updated_at"`
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PushedAt string `json:"pushed_at"`
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GitURL string `json:"git_url"`
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SSHURL string `json:"ssh_url"`
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CloneURL string `json:"clone_url"`
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SvnURL string `json:"svn_url"`
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Homepage string `json:"homepage"`
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Size int `json:"size"`
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StargazersCount int `json:"stargazers_count"`
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WatchersCount int `json:"watchers_count"`
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Language string `json:"language"`
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HasIssues bool `json:"has_issues"`
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HasProjects bool `json:"has_projects"`
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HasDownloads bool `json:"has_downloads"`
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HasWiki bool `json:"has_wiki"`
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HasPages bool `json:"has_pages"`
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ForksCount int `json:"forks_count"`
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MirrorURL interface{} `json:"mirror_url"`
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Archived bool `json:"archived"`
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Disabled bool `json:"disabled"`
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OpenIssuesCount int `json:"open_issues_count"`
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License struct {
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Key string `json:"key"`
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Name string `json:"name"`
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SpdxID string `json:"spdx_id"`
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URL string `json:"url"`
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NodeID string `json:"node_id"`
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} `json:"license"`
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AllowForking bool `json:"allow_forking"`
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IsTemplate bool `json:"is_template"`
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Topics []string `json:"topics"`
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Visibility string `json:"visibility"`
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Forks int `json:"forks"`
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OpenIssues int `json:"open_issues"`
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Watchers int `json:"watchers"`
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DefaultBranch string `json:"default_branch"`
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TempCloneToken interface{} `json:"temp_clone_token"`
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Organization struct {
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Login string `json:"login"`
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ID int `json:"id"`
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NodeID string `json:"node_id"`
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AvatarURL string `json:"avatar_url"`
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GravatarID string `json:"gravatar_id"`
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URL string `json:"url"`
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HTMLURL string `json:"html_url"`
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FollowersURL string `json:"followers_url"`
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FollowingURL string `json:"following_url"`
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GistsURL string `json:"gists_url"`
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StarredURL string `json:"starred_url"`
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SubscriptionsURL string `json:"subscriptions_url"`
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OrganizationsURL string `json:"organizations_url"`
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ReposURL string `json:"repos_url"`
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EventsURL string `json:"events_url"`
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ReceivedEventsURL string `json:"received_events_url"`
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Type string `json:"type"`
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SiteAdmin bool `json:"site_admin"`
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} `json:"organization"`
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NetworkCount int `json:"network_count"`
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SubscribersCount int `json:"subscribers_count"`
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}
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