mirror of
https://codeberg.org/forgejo/forgejo
synced 2024-12-12 14:31:58 +01:00
129 lines
2.8 KiB
Go
129 lines
2.8 KiB
Go
// Copyright 2024 The Forgejo Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package repository
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import (
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"context"
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"fmt"
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"slices"
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git_model "code.gitea.io/gitea/models/git"
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repo_model "code.gitea.io/gitea/models/repo"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/git"
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api "code.gitea.io/gitea/modules/structs"
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)
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// SyncFork syncs a branch of a fork with the base repo
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func SyncFork(ctx context.Context, doer *user_model.User, repo *repo_model.Repository, branch string) error {
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err := repo.MustNotBeArchived()
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if err != nil {
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return err
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}
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err = repo.GetBaseRepo(ctx)
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if err != nil {
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return err
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}
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repo.RepoPath()
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err = git.NewCommand(ctx, "fetch", "--force").AddDynamicArguments(repo.BaseRepo.RepoPath(), fmt.Sprintf("%s:%s", branch, branch)).Run(&git.RunOpts{Dir: repo.RepoPath()})
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if err != nil {
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return err
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}
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gitRepo, err := git.OpenRepository(ctx, repo.RepoPath())
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if err != nil {
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return err
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}
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defer gitRepo.Close()
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forkBranch, err := gitRepo.GetBranch(branch)
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if err != nil {
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return err
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}
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commit, err := forkBranch.GetCommit()
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if err != nil {
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return err
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}
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_, err = git_model.UpdateBranch(ctx, repo.ID, doer.ID, branch, commit)
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if err != nil {
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return err
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}
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return nil
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}
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// CanSyncFork returns information about syncing a fork
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func GetSyncForkInfo(ctx context.Context, repo *repo_model.Repository, branch string) (*api.SyncForkInfo, error) {
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info := new(api.SyncForkInfo)
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if !repo.IsFork {
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return info, nil
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}
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if repo.IsArchived {
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return info, nil
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}
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err := repo.GetBaseRepo(ctx)
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if err != nil {
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return nil, err
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}
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forkBranch, err := git_model.GetBranch(ctx, repo.ID, branch)
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if err != nil {
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return nil, err
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}
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info.ForkCommit = forkBranch.CommitID
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baseBranch, err := git_model.GetBranch(ctx, repo.BaseRepo.ID, branch)
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if err != nil {
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if git_model.IsErrBranchNotExist(err) {
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// If the base repo don't have the branch, we don't need to continue
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return info, nil
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}
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return nil, err
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}
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info.BaseCommit = baseBranch.CommitID
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// If both branches has the same latest commit, we don't need to sync
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if forkBranch.CommitID == baseBranch.CommitID {
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return info, nil
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}
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// If the fork has newer commits, we can't sync
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if forkBranch.CommitTime >= baseBranch.CommitTime {
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return info, nil
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}
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// Check if the latest commit of the fork is also in the base
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gitRepo, err := git.OpenRepository(ctx, repo.BaseRepo.RepoPath())
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if err != nil {
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return nil, err
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}
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defer gitRepo.Close()
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commit, err := gitRepo.GetCommit(forkBranch.CommitID)
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if err != nil {
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if git.IsErrNotExist(err) {
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return info, nil
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}
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return nil, err
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}
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branchList, err := commit.GetAllBranches()
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if err != nil {
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return nil, err
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}
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info.Allowed = slices.Contains(branchList, branch)
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return info, nil
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}
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