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Properly migrate target branch change GitLab comment #29340

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merged 4 commits into from
Feb 24, 2024
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10 changes: 8 additions & 2 deletions services/migrations/gitea_uploader.go
Original file line number Diff line number Diff line change
Expand Up @@ -492,10 +492,16 @@ func (g *GiteaLocalUploader) CreateComments(comments ...*base.Comment) error {
}
case issues_model.CommentTypeChangeTitle:
if comment.Meta["OldTitle"] != nil {
cm.OldTitle = fmt.Sprintf("%s", comment.Meta["OldTitle"])
cm.OldTitle = fmt.Sprint(comment.Meta["OldTitle"])
}
if comment.Meta["NewTitle"] != nil {
cm.NewTitle = fmt.Sprintf("%s", comment.Meta["NewTitle"])
cm.NewTitle = fmt.Sprint(comment.Meta["NewTitle"])
}
case issues_model.CommentTypeChangeTargetBranch:
if comment.Meta["OldRef"] != nil && comment.Meta["NewRef"] != nil {
cm.OldRef = fmt.Sprint(comment.Meta["OldRef"])
cm.NewRef = fmt.Sprint(comment.Meta["NewRef"])
cm.Content = ""
}
case issues_model.CommentTypePRScheduledToAutoMerge, issues_model.CommentTypePRUnScheduledToAutoMerge:
cm.Content = ""
Expand Down
10 changes: 9 additions & 1 deletion services/migrations/gitlab.go
Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ import (
"net/http"
"net/url"
"path"
"regexp"
"strings"
"time"

Expand Down Expand Up @@ -519,6 +520,8 @@ func (g *GitlabDownloader) GetComments(commentable base.Commentable) ([]*base.Co
return allComments, true, nil
}

var targetBranchChangeRegexp = regexp.MustCompile("^changed target branch from `(.*?)` to `(.*?)`$")

func (g *GitlabDownloader) convertNoteToComment(localIndex int64, note *gitlab.Note) *base.Comment {
comment := &base.Comment{
IssueIndex: localIndex,
Expand All @@ -528,11 +531,16 @@ func (g *GitlabDownloader) convertNoteToComment(localIndex int64, note *gitlab.N
PosterEmail: note.Author.Email,
Content: note.Body,
Created: *note.CreatedAt,
Meta: map[string]any{},
}

// Try to find the underlying event of system notes.
if note.System {
if strings.HasPrefix(note.Body, "enabled an automatic merge") {
if match := targetBranchChangeRegexp.FindStringSubmatch(note.Body); match != nil {
comment.CommentType = issues_model.CommentTypeChangeTargetBranch.String()
comment.Meta["OldRef"] = match[1]
comment.Meta["NewRef"] = match[2]
} else if strings.HasPrefix(note.Body, "enabled an automatic merge") {
comment.CommentType = issues_model.CommentTypePRScheduledToAutoMerge.String()
} else if note.Body == "canceled the automatic merge" {
comment.CommentType = issues_model.CommentTypePRUnScheduledToAutoMerge.String()
Expand Down
19 changes: 18 additions & 1 deletion services/migrations/gitlab_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -545,7 +545,8 @@ func TestNoteToComment(t *testing.T) {
notes := []gitlab.Note{
makeTestNote(1, "This is a regular comment", false),
makeTestNote(2, "enabled an automatic merge for abcd1234", true),
makeTestNote(3, "canceled the automatic merge", true),
makeTestNote(3, "changed target branch from `master` to `main`", true),
makeTestNote(4, "canceled the automatic merge", true),
}
comments := []base.Comment{{
IssueIndex: 17,
Expand All @@ -556,6 +557,7 @@ func TestNoteToComment(t *testing.T) {
CommentType: "",
Content: "This is a regular comment",
Created: now,
Meta: map[string]any{},
}, {
IssueIndex: 17,
Index: 2,
Expand All @@ -565,15 +567,30 @@ func TestNoteToComment(t *testing.T) {
CommentType: "pull_scheduled_merge",
Content: "enabled an automatic merge for abcd1234",
Created: now,
Meta: map[string]any{},
}, {
IssueIndex: 17,
Index: 3,
PosterID: 72,
PosterName: "test",
PosterEmail: "test@example.com",
CommentType: "change_target_branch",
Content: "changed target branch from `master` to `main`",
Created: now,
Meta: map[string]any{
"OldRef": "master",
"NewRef": "main",
},
}, {
IssueIndex: 17,
Index: 4,
PosterID: 72,
PosterName: "test",
PosterEmail: "test@example.com",
CommentType: "pull_cancel_scheduled_merge",
Content: "canceled the automatic merge",
Created: now,
Meta: map[string]any{},
}}

for i, note := range notes {
Expand Down
19 changes: 15 additions & 4 deletions templates/repo/issue/view_content/comments.tmpl
Original file line number Diff line number Diff line change
Expand Up @@ -365,8 +365,7 @@
{{else if eq .Type 22}}
<div class="timeline-item-group" id="{{.HashTag}}">
<div class="timeline-item event">
{{if .OriginalAuthor}}
{{else}}
{{if not .OriginalAuthor}}
{{/* Some timeline avatars need a offset to correctly align with their speech
bubble. The condition depends on review type and for positive reviews whether
there is a comment element or not */}}
Expand Down Expand Up @@ -495,9 +494,21 @@
{{else if eq .Type 25}}
<div class="timeline-item event">
<span class="badge">{{svg "octicon-git-branch"}}</span>
{{template "shared/user/avatarlink" dict "user" .Poster}}
{{if not .OriginalAuthor}}
{{template "shared/user/avatarlink" dict "user" .Poster}}
{{end}}
<span class="text grey muted-links">
<a{{if gt .Poster.ID 0}} href="{{.Poster.HomeLink}}"{{end}}>{{.Poster.Name}}</a>
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I made a small drive-by change here and replaced this line with {{template "shared/user/authorlink" .Poster}} (line R512), as that's how authors are linked elsewhere in this file.

{{if .OriginalAuthor}}
<span class="text black">
{{svg (MigrationIcon $.Repository.GetOriginalURLHostname)}}
{{.OriginalAuthor}}
</span>
{{if $.Repository.OriginalURL}}
<span class="migrate">({{ctx.Locale.Tr "repo.migrated_from" $.Repository.OriginalURL $.Repository.GetOriginalURLHostname}})</span>
{{end}}
{{else}}
{{template "shared/user/authorlink" .Poster}}
{{end}}
{{ctx.Locale.Tr "repo.pulls.change_target_branch_at" (.OldRef|Escape) (.NewRef|Escape) $createdStr}}
</span>
</div>
Expand Down
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