142 lines
3.3 KiB
Go
142 lines
3.3 KiB
Go
package main
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import (
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"context"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"os"
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"path/filepath"
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"time"
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"github.com/google/go-github/v53/github"
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"github.com/wader/goutubedl"
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)
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const ytdlpVersionCheckTimeout = time.Second * 10
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func ytdlpGetLatestRelease(ctx context.Context) (release *github.RepositoryRelease, err error) {
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client := github.NewClient(nil)
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release, _, err = client.Repositories.GetLatestRelease(ctx, "yt-dlp", "yt-dlp")
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if err != nil {
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return nil, fmt.Errorf("getting latest yt-dlp version: %w", err)
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}
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return release, nil
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}
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type ytdlpGithubReleaseAsset struct {
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Name string `json:"name"`
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URL string `json:"browser_download_url"`
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}
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func ytdlpGetLatestReleaseURL(ctx context.Context) (url string, err error) {
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release, err := ytdlpGetLatestRelease(ctx)
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if err != nil {
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return "", err
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}
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assetsURL := release.GetAssetsURL()
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if assetsURL == "" {
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return "", fmt.Errorf("downloading latest yt-dlp: no assets url")
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}
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resp, err := http.Get(assetsURL)
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if err != nil {
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return "", fmt.Errorf("downloading latest yt-dlp: %w", err)
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}
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return "", fmt.Errorf("downloading latest yt-dlp: %w", err)
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}
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defer resp.Body.Close()
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var assets []ytdlpGithubReleaseAsset
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err = json.Unmarshal(body, &assets)
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if err != nil {
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return "", fmt.Errorf("downloading latest yt-dlp: %w", err)
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}
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if len(assets) == 0 {
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return "", fmt.Errorf("downloading latest yt-dlp: no release assets")
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}
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for _, asset := range assets {
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if asset.Name == "yt-dlp" {
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url = asset.URL
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break
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}
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}
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if url == "" {
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return "", fmt.Errorf("downloading latest yt-dlp: no release asset url")
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}
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return url, nil
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}
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func ytdlpDownloadLatest(ctx context.Context) (path string, err error) {
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url, err := ytdlpGetLatestReleaseURL(ctx)
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if err != nil {
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return "", err
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}
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resp, err := http.Get(url)
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if err != nil {
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return "", fmt.Errorf("downloading latest yt-dlp: %w", err)
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}
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defer resp.Body.Close()
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file, err := os.Create(filepath.Join(os.TempDir(), "yt-dlp"))
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if err != nil {
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return "", fmt.Errorf("downloading latest yt-dlp: %w", err)
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}
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defer file.Close()
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_, err = io.Copy(file, resp.Body)
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if err != nil {
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return "", err
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}
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err = os.Chmod(file.Name(), 0755)
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if err != nil {
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panic(err)
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}
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return file.Name(), nil
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}
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func ytdlpVersionCheck(ctx context.Context) (latestVersion, currentVersion string, err error) {
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release, err := ytdlpGetLatestRelease(ctx)
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if err != nil {
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return "", "", err
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}
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latestVersion = release.GetTagName()
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currentVersion, err = goutubedl.Version(ctx)
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if err != nil {
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return "", "", fmt.Errorf("getting current yt-dlp version: %w", err)
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}
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return
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}
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func ytdlpVersionCheckGetStr(ctx context.Context) (res string, updateNeededOrError bool) {
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verCheckCtx, verCheckCtxCancel := context.WithTimeout(ctx, ytdlpVersionCheckTimeout)
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defer verCheckCtxCancel()
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var latestVersion, currentVersion string
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var err error
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if latestVersion, currentVersion, err = ytdlpVersionCheck(verCheckCtx); err != nil {
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return errorStr + ": " + err.Error(), true
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}
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updateNeededOrError = currentVersion != latestVersion
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res = "yt-dlp version: " + currentVersion
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if updateNeededOrError {
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res = "📢 " + res + " 📢 Update needed! Latest version is " + latestVersion + " 📢"
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} else {
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res += " (up to date)"
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}
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return
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}
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