ugit/internal/git/protocol.go

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package git
import (
"context"
"io"
"strconv"
"strings"
"github.com/go-git/go-git/v5"
"github.com/go-git/go-git/v5/plumbing/protocol/packp"
"github.com/go-git/go-git/v5/plumbing/serverinfo"
"github.com/go-git/go-git/v5/storage/filesystem"
)
// ReadWriteContexter is the interface required to operate on git protocols
type ReadWriteContexter interface {
io.ReadWriteCloser
Context() context.Context
}
type Protocoler interface {
HTTPInfoRefs(ReadWriteContexter) error
HTTPUploadPack(ReadWriteContexter) error
SSHUploadPack(ReadWriteContexter) error
SSHReceivePack(ReadWriteContexter, *Repo) error
}
// UpdateServerInfo handles updating server info for the git repo
func UpdateServerInfo(repo string) error {
r, err := git.PlainOpen(repo)
if err != nil {
return err
}
fs := r.Storer.(*filesystem.Storage).Filesystem()
return serverinfo.UpdateServerInfo(r.Storer, fs)
}
// HandlePushOptions handles all relevant push options for a [Repo] and saves the new [RepoMeta]
func HandlePushOptions(repo *Repo, opts []*packp.Option) error {
var changed bool
for _, opt := range opts {
switch strings.ToLower(opt.Key) {
case "desc", "description":
changed = repo.Meta.Description != opt.Value
repo.Meta.Description = opt.Value
case "private":
private, err := strconv.ParseBool(opt.Value)
if err != nil {
continue
}
changed = repo.Meta.Private != private
repo.Meta.Private = private
case "tags":
tagValues := strings.Split(opt.Value, ",")
for _, tagValue := range tagValues {
var remove bool
if strings.HasPrefix(tagValue, "-") {
remove = true
tagValue = strings.TrimPrefix(tagValue, "-")
}
for idx, tag := range repo.Meta.Tags {
if strings.EqualFold(tag, tagValue) {
if remove {
repo.Meta.Tags = append(repo.Meta.Tags[:idx], repo.Meta.Tags[idx+1:]...)
} else {
repo.Meta.Tags = append(repo.Meta.Tags, strings.ToLower(tagValue))
}
break
}
}
}
}
}
if changed {
return repo.SaveMeta()
}
return nil
}