mirror of https://gitea.com/gitea/tea.git
83 lines
2.5 KiB
Go
83 lines
2.5 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package task
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import (
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"fmt"
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"code.gitea.io/tea/modules/config"
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local_git "code.gitea.io/tea/modules/git"
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"github.com/go-git/go-git/v5"
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)
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// PullCheckout checkout current workdir to the head branch of specified pull request
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func PullCheckout(login *config.Login, repoOwner, repoName string, index int64, callback func(string) (string, error)) error {
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client := login.Client()
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localRepo, err := local_git.RepoForWorkdir()
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if err != nil {
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return err
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}
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// fetch PR source-localRepo & -branch from gitea
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pr, _, err := client.GetPullRequest(repoOwner, repoName, index)
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if err != nil {
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return err
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}
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remoteURL := pr.Head.Repository.CloneURL
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if len(login.SSHKey) != 0 {
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// login.SSHKey is nonempty, if user specified a key manually or we automatically
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// found a matching private key on this machine during login creation.
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// this means, we are very likely to have a working ssh setup.
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remoteURL = pr.Head.Repository.SSHURL
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}
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// try to find a matching existing branch, otherwise return branch in pulls/ namespace
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localBranchName := fmt.Sprintf("pulls/%v-%v", index, pr.Head.Ref)
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if b, _ := localRepo.TeaFindBranchBySha(pr.Head.Sha, remoteURL); b != nil {
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localBranchName = b.Name
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}
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newRemoteName := fmt.Sprintf("pulls/%v", pr.Head.Repository.Owner.UserName)
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// verify related remote is in local repo, otherwise add it
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localRemote, err := localRepo.GetOrCreateRemote(remoteURL, newRemoteName)
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if err != nil {
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return err
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}
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localRemoteName := localRemote.Config().Name
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// get auth & fetch remote via its configured protocol
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url, err := localRepo.TeaRemoteURL(localRemoteName)
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if err != nil {
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return err
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}
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auth, err := local_git.GetAuthForURL(url, login.Token, login.SSHKey, callback)
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if err != nil {
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return err
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}
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fmt.Printf("Fetching PR %v (head %s:%s) from remote '%s'\n", index, url, pr.Head.Ref, localRemoteName)
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err = localRemote.Fetch(&git.FetchOptions{Auth: auth})
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if err == git.NoErrAlreadyUpToDate {
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fmt.Println(err)
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} else if err != nil {
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return err
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}
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// checkout local branch
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err = localRepo.TeaCreateBranch(localBranchName, pr.Head.Ref, localRemoteName)
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if err == nil {
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fmt.Printf("Created branch '%s'\n", localBranchName)
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} else if err == git.ErrBranchExists {
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fmt.Println("There may be changes since you last checked out, run `git pull` to get them.")
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} else if err != nil {
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return err
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}
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return localRepo.TeaCheckout(localBranchName)
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}
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