初始提交: Gitea 项目代码
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// Copyright 2024 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package repo
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import (
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"errors"
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"net/http"
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"net/url"
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"gitea.dev/models/db"
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git_model "gitea.dev/models/git"
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"gitea.dev/models/organization"
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repo_model "gitea.dev/models/repo"
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user_model "gitea.dev/models/user"
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"gitea.dev/modules/log"
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"gitea.dev/modules/optional"
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"gitea.dev/modules/repository"
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"gitea.dev/modules/setting"
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"gitea.dev/modules/structs"
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"gitea.dev/modules/templates"
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"gitea.dev/modules/web"
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"gitea.dev/services/context"
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"gitea.dev/services/forms"
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repo_service "gitea.dev/services/repository"
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)
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const (
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tplFork templates.TplName = "repo/pulls/fork"
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)
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func getForkRepository(ctx *context.Context) *repo_model.Repository {
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forkRepo := ctx.Repo.Repository
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if ctx.Written() {
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return nil
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}
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if forkRepo.IsEmpty {
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log.Trace("Empty repository %-v", forkRepo)
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ctx.NotFound(nil)
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return nil
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}
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if err := forkRepo.LoadOwner(ctx); err != nil {
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ctx.ServerError("LoadOwner", err)
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return nil
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}
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ctx.Data["repo_name"] = forkRepo.Name
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ctx.Data["description"] = forkRepo.Description
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ctx.Data["IsPrivate"] = forkRepo.IsPrivate || forkRepo.Owner.Visibility == structs.VisibleTypePrivate
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canForkToUser := repository.CanUserForkBetweenOwners(forkRepo.OwnerID, ctx.Doer.ID) && !repo_model.HasForkedRepo(ctx, ctx.Doer.ID, forkRepo.ID)
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ctx.Data["ForkRepo"] = forkRepo
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ownedOrgs, err := organization.GetOrgsCanCreateRepoByUserID(ctx, ctx.Doer.ID)
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if err != nil {
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ctx.ServerError("GetOrgsCanCreateRepoByUserID", err)
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return nil
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}
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var orgs []*organization.Organization
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for _, org := range ownedOrgs {
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if forkRepo.OwnerID != org.ID && !repo_model.HasForkedRepo(ctx, org.ID, forkRepo.ID) {
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orgs = append(orgs, org)
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}
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}
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traverseParentRepo := forkRepo
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for {
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if !repository.CanUserForkBetweenOwners(ctx.Doer.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 = repo_model.GetRepositoryByID(ctx, traverseParentRepo.ForkID)
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if err != nil {
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ctx.ServerError("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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// TODO: this message should only be shown for the "current doer" when it is selected, just like the "new repo" page.
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// msg := ctx.TrN(maxCreationLimit, "repo.form.reach_limit_of_creation_1", "repo.form.reach_limit_of_creation_n", ctx.Doer.MaxCreationLimit())
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if canForkToUser {
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ctx.Data["ContextUser"] = ctx.Doer
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ctx.Data["CanForkRepoInNewOwner"] = true
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} else if len(orgs) > 0 {
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ctx.Data["ContextUser"] = orgs[0]
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ctx.Data["CanForkRepoInNewOwner"] = true
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} else {
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ctx.Data["CanForkRepoInNewOwner"] = false
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ctx.Flash.Error(ctx.Tr("repo.fork_no_valid_owners"), true)
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return nil
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}
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branches, err := git_model.FindBranchNames(ctx, git_model.FindBranchOptions{
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RepoID: ctx.Repo.Repository.ID,
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ListOptions: db.ListOptionsAll,
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IsDeletedBranch: optional.Some(false),
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// Add it as the first option
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ExcludeBranchNames: []string{ctx.Repo.Repository.DefaultBranch},
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})
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if err != nil {
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ctx.ServerError("FindBranchNames", err)
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return nil
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}
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ctx.Data["Branches"] = append([]string{ctx.Repo.Repository.DefaultBranch}, branches...)
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return forkRepo
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}
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// Fork render repository fork page
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func Fork(ctx *context.Context) {
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ctx.Data["Title"] = ctx.Tr("new_fork")
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getForkRepository(ctx)
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if ctx.Written() {
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return
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}
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ctx.HTML(http.StatusOK, tplFork)
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}
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// ForkPost response for forking a repository
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func ForkPost(ctx *context.Context) {
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form := web.GetForm(ctx).(*forms.CreateRepoForm)
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ctx.Data["Title"] = ctx.Tr("new_fork")
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ctxUser := checkContextUser(ctx, form.UID)
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if ctx.Written() {
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return
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}
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forkRepo := getForkRepository(ctx)
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if ctx.Written() {
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return
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}
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ctx.Data["ContextUser"] = ctxUser
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if ctx.HasError() {
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ctx.JSONError(ctx.GetErrMsg())
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return
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}
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var err error
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traverseParentRepo := forkRepo
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for {
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if !repository.CanUserForkBetweenOwners(ctxUser.ID, traverseParentRepo.OwnerID) {
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ctx.JSONError(ctx.Tr("repo.settings.new_owner_has_same_repo"))
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return
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}
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repo := repo_model.GetForkedRepo(ctx, ctxUser.ID, traverseParentRepo.ID)
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if repo != nil {
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ctx.JSONRedirect(ctxUser.HomeLink() + "/" + url.PathEscape(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 = repo_model.GetRepositoryByID(ctx, traverseParentRepo.ForkID)
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if err != nil {
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ctx.ServerError("GetRepositoryByID", err)
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return
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}
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}
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// Check if user is allowed to create repo's on the organization.
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if ctxUser.IsOrganization() {
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isAllowedToFork, err := organization.OrgFromUser(ctxUser).CanCreateOrgRepo(ctx, ctx.Doer.ID)
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if err != nil {
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ctx.ServerError("CanCreateOrgRepo", err)
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return
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} else if !isAllowedToFork {
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ctx.HTTPError(http.StatusForbidden)
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return
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}
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}
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repo := ForkRepoTo(ctx, ctxUser, repo_service.ForkRepoOptions{
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BaseRepo: forkRepo,
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Name: form.RepoName,
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Description: form.Description,
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SingleBranch: form.ForkSingleBranch,
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})
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if ctx.Written() {
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return
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}
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ctx.JSONRedirect(ctxUser.HomeLink() + "/" + url.PathEscape(repo.Name))
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}
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func ForkRepoTo(ctx *context.Context, owner *user_model.User, forkOpts repo_service.ForkRepoOptions) *repo_model.Repository {
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repo, err := repo_service.ForkRepository(ctx, ctx.Doer, owner, forkOpts)
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if err != nil {
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ctx.Data["Err_RepoName"] = true
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switch {
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case repo_model.IsErrReachLimitOfRepo(err):
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maxCreationLimit := owner.MaxCreationLimit()
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msg := ctx.TrN(maxCreationLimit, "repo.form.reach_limit_of_creation_1", "repo.form.reach_limit_of_creation_n", maxCreationLimit)
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ctx.JSONError(msg)
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case repo_model.IsErrRepoAlreadyExist(err):
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ctx.JSONError(ctx.Tr("repo.settings.new_owner_has_same_repo"))
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case repo_model.IsErrRepoFilesAlreadyExist(err):
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switch {
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case ctx.IsUserSiteAdmin() || (setting.Repository.AllowAdoptionOfUnadoptedRepositories && setting.Repository.AllowDeleteOfUnadoptedRepositories):
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ctx.JSONError(ctx.Tr("form.repository_files_already_exist.adopt_or_delete"))
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case setting.Repository.AllowAdoptionOfUnadoptedRepositories:
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ctx.JSONError(ctx.Tr("form.repository_files_already_exist.adopt"))
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case setting.Repository.AllowDeleteOfUnadoptedRepositories:
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ctx.JSONError(ctx.Tr("form.repository_files_already_exist.delete"))
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default:
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ctx.JSONError(ctx.Tr("form.repository_files_already_exist"))
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}
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case db.IsErrNameReserved(err):
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ctx.JSONError(ctx.Tr("repo.form.name_reserved", err.(db.ErrNameReserved).Name))
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case db.IsErrNamePatternNotAllowed(err):
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ctx.JSONError(ctx.Tr("repo.form.name_pattern_not_allowed", err.(db.ErrNamePatternNotAllowed).Pattern))
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case errors.Is(err, user_model.ErrBlockedUser):
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ctx.JSONError(ctx.Tr("repo.fork.blocked_user"))
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default:
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ctx.ServerError("ForkPost", err)
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}
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return nil
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}
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return repo
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}
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