130 lines
3.0 KiB
Go
130 lines
3.0 KiB
Go
// SPDX-FileCopyrightText: Amolith <amolith@secluded.site>
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//
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// SPDX-License-Identifier: Apache-2.0
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package main
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import (
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"errors"
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"os"
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"sort"
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"strings"
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"github.com/go-git/go-git/v5"
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"github.com/go-git/go-git/v5/plumbing"
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"github.com/go-git/go-git/v5/plumbing/transport"
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)
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// listRemoteTags lists all tags in a remote repository, whether HTTP(S) or SSH.
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func listRemoteTags(url string) (tags []string, err error) {
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// TODO: Implement listRemoteTags
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// https://pkg.go.dev/github.com/go-git/go-git/v5@v5.8.0#NewRemote
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return nil, nil
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}
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// fetchReleases fetches all releases in a remote repository, whether HTTP(S) or SSH.
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func getGitReleases(p project) (project, error) {
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r, err := minimalClone(p.URL)
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if err != nil {
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return p, err
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}
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tagRefs, err := r.Tags()
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if err != nil {
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return p, err
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}
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err = tagRefs.ForEach(func(tagRef *plumbing.Reference) error {
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obj, err := r.TagObject(tagRef.Hash())
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switch err {
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case plumbing.ErrObjectNotFound:
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// This is a lightweight tag, not an annotated tag, skip it
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return nil
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case nil:
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url := ""
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tagName := bmStrict.Sanitize(tagRef.Name().Short())
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switch p.Forge {
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case "sourcehut":
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url = p.URL + "/refs/" + tagName
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case "gitlab":
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url = p.URL + "/-/releases/" + tagName
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default:
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url = ""
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}
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p.Releases = append(p.Releases, release{
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Tag: tagName,
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Content: bmUGC.Sanitize(obj.Message),
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URL: url,
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Date: obj.Tagger.When,
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})
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default:
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return err
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}
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return nil
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})
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if err != nil {
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return p, err
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}
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sort.Slice(p.Releases, func(i, j int) bool { return p.Releases[i].Date.After(p.Releases[j].Date) })
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return p, nil
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}
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// minimalClone clones a repository with a depth of 1 and no checkout.
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func minimalClone(url string) (r *git.Repository, err error) {
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path, err := stringifyRepo(url)
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if err != nil {
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return nil, err
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}
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if _, err := os.Stat(path); err == nil {
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r, err := git.PlainOpen(path)
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if err != nil {
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return nil, err
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}
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err = r.Fetch(&git.FetchOptions{
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RemoteName: "origin",
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Depth: 1,
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Tags: git.AllTags,
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})
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if err == git.NoErrAlreadyUpToDate {
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return r, nil
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}
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return r, err
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}
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r, err = git.PlainClone(path, false, &git.CloneOptions{
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URL: url,
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SingleBranch: true,
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NoCheckout: true,
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Depth: 1,
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})
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return r, err
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}
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// removeRepo removes a repository from the local filesystem.
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func removeRepo(url string) (err error) {
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path, err := stringifyRepo(url)
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if err != nil {
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return err
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}
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err = os.RemoveAll(path)
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return err
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}
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// stringifyRepo accepts a repository URI string and the corresponding local
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// filesystem path, whether the URI is HTTP, HTTPS, or SSH.
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func stringifyRepo(url string) (path string, err error) {
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ep, err := transport.NewEndpoint(url)
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if err != nil {
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return "", err
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}
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if ep.Protocol == "http" || ep.Protocol == "https" {
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return "data/" + strings.Split(url, "://")[1], nil
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} else if ep.Protocol == "ssh" {
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return "data/" + ep.Host + ep.Path, nil
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} else {
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return "", errors.New("unsupported protocol")
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}
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}
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