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28 changes: 28 additions & 0 deletions routers/repo/compare.go
Original file line number Diff line number Diff line change
Expand Up @@ -346,13 +346,41 @@ func PrepareCompareDiff(
return false
}

// parseBaseRepoInfo parse base repository if current repo is forked.
// The "base" here means the repository where current repo forks from,
// not the repository fetch from current URL.
func parseBaseRepoInfo(ctx *context.Context, repo *models.Repository) error {
if !repo.IsFork {
return nil
}
if err := repo.GetBaseRepo(); err != nil {
return err
}
if err := repo.BaseRepo.GetOwnerName(); err != nil {
return err
}
baseGitRepo, err := git.OpenRepository(models.RepoPath(repo.BaseRepo.OwnerName, repo.BaseRepo.Name))
if err != nil {
return err
}
ctx.Data["BaseRepoBranches"], err = baseGitRepo.GetBranches()
if err != nil {
return err
}
return nil
}

// CompareDiff show different from one commit to another commit
func CompareDiff(ctx *context.Context) {
headUser, headRepo, headGitRepo, compareInfo, baseBranch, headBranch := ParseCompareInfo(ctx)
if ctx.Written() {
return
}
defer headGitRepo.Close()
if err := parseBaseRepoInfo(ctx, headRepo); err != nil {
ctx.ServerError("parseBaseRepoInfo", err)
return
}

nothingToCompare := PrepareCompareDiff(ctx, headUser, headRepo, headGitRepo, compareInfo, baseBranch, headBranch)
if ctx.Written() {
Expand Down
7 changes: 6 additions & 1 deletion templates/repo/diff/compare.tmpl
Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,11 @@
{{range .Branches}}
<div class="item {{if eq $.BaseBranch .}}selected{{end}}" data-url="{{$.RepoLink}}/compare/{{EscapePound .}}...{{if not $.PullRequestCtx.SameRepo}}{{$.HeadUser.Name}}:{{end}}{{EscapePound $.HeadBranch}}">{{$.BaseName}}:{{.}}</div>
{{end}}
{{if .Repository.IsFork}}
{{range .BaseRepoBranches}}
<div class="item" data-url="{{$.PullRequestCtx.BaseRepo.Link}}/compare/{{EscapePound .}}...{{$.HeadUser.Name}}:{{EscapePound $.HeadBranch}}">{{$.PullRequestCtx.BaseRepo.OwnerName}}:{{.}}</div>
{{end}}
{{end}}
</div>
</div>
</div>
Expand All @@ -54,7 +59,7 @@

{{if .IsNothingToCompare}}
<div class="ui segment">{{.i18n.Tr "repo.pulls.nothing_to_compare"}}</div>
{{else if .PageIsComparePull}}
{{else if .PageIsComparePull}}
{{if .HasPullRequest}}
<div class="ui segment">
{{.i18n.Tr "repo.pulls.has_pull_request" $.RepoLink $.RepoRelPath .PullRequest.Index | Safe}}
Expand Down
2 changes: 1 addition & 1 deletion templates/repo/issue/list.tmpl
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@
{{if .PageIsIssueList}}
<a class="ui green button" href="{{.RepoLink}}/issues/new">{{.i18n.Tr "repo.issues.new"}}</a>
{{else}}
<a class="ui green button {{if not .PullRequestCtx.Allowed}}disabled{{end}}" href="{{if .PullRequestCtx.Allowed}}{{.PullRequestCtx.BaseRepo.Link}}/compare/{{.PullRequestCtx.BaseRepo.DefaultBranch | EscapePound}}...{{if ne .Repository.Owner.Name .PullRequestCtx.BaseRepo.Owner.Name}}{{.Repository.Owner.Name}}:{{end}}{{.Repository.DefaultBranch | EscapePound}}{{end}}">{{.i18n.Tr "repo.pulls.new"}}</a>
<a class="ui green button {{if not .PullRequestCtx.Allowed}}disabled{{end}}" href="{{if .PullRequestCtx.Allowed}}{{.Repository.Link}}/compare/{{.Repository.DefaultBranch | EscapePound}}...{{if ne .Repository.Owner.Name .PullRequestCtx.BaseRepo.Owner.Name}}{{.Repository.Owner.Name}}:{{end}}{{.Repository.DefaultBranch | EscapePound}}{{end}}">{{.i18n.Tr "repo.pulls.new"}}</a>
{{end}}
</div>
{{else}}
Expand Down