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https://github.com/go-gitea/gitea
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Fix fork repository cycle to self (#2860)
* fix fork repository cycle to self * rename testForkRepo to traverseParentRepo
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@ -62,7 +62,6 @@ func getForkRepository(ctx *context.Context) *models.Repository {
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ctx.Data["description"] = forkRepo.Description
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ctx.Data["IsPrivate"] = forkRepo.IsPrivate
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canForkToUser := forkRepo.OwnerID != ctx.User.ID && !ctx.User.HasForkedRepo(forkRepo.ID)
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ctx.Data["CanForkToUser"] = canForkToUser
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if err = forkRepo.GetOwner(); err != nil {
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ctx.Handle(500, "GetOwner", err)
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@ -81,6 +80,31 @@ func getForkRepository(ctx *context.Context) *models.Repository {
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orgs = append(orgs, org)
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}
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}
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var traverseParentRepo = forkRepo
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for {
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if ctx.User.ID == traverseParentRepo.OwnerID {
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canForkToUser = false
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} else {
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for i, org := range orgs {
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if org.ID == traverseParentRepo.OwnerID {
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orgs = append(orgs[:i], orgs[i+1:]...)
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break
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}
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}
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}
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if !traverseParentRepo.IsFork {
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break
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}
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traverseParentRepo, err = models.GetRepositoryByID(traverseParentRepo.ForkID)
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if err != nil {
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ctx.Handle(500, "GetRepositoryByID", err)
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return nil
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}
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}
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ctx.Data["CanForkToUser"] = canForkToUser
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ctx.Data["Orgs"] = orgs
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if canForkToUser {
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@ -125,10 +149,26 @@ func ForkPost(ctx *context.Context, form auth.CreateRepoForm) {
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return
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}
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repo, has := models.HasForkedRepo(ctxUser.ID, forkRepo.ID)
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if has {
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ctx.Redirect(setting.AppSubURL + "/" + ctxUser.Name + "/" + repo.Name)
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return
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var err error
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var traverseParentRepo = forkRepo
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for {
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if ctxUser.ID == traverseParentRepo.OwnerID {
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ctx.RenderWithErr(ctx.Tr("repo.settings.new_owner_has_same_repo"), tplFork, &form)
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return
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}
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repo, has := models.HasForkedRepo(ctxUser.ID, traverseParentRepo.ID)
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if has {
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ctx.Redirect(setting.AppSubURL + "/" + ctxUser.Name + "/" + repo.Name)
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return
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}
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if !traverseParentRepo.IsFork {
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break
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}
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traverseParentRepo, err = models.GetRepositoryByID(traverseParentRepo.ForkID)
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if err != nil {
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ctx.Handle(500, "GetRepositoryByID", err)
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return
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}
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}
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// Check ownership of organization.
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