mirror of
https://github.com/go-gitea/gitea
synced 2024-11-05 09:44:26 +00:00
74179d1b5e
* Save patches to temporary files * Remove SavePatch and generate patches on the fly * Use ioutil.TempDir * fixup! Use ioutil.TempDir * fixup! fixup! Use ioutil.TempDir * RemoveAll LocalCopyPath() in initIntergrationTest * Default to status checking on PR creation * Remove unnecessary set to StatusChecking * Protect against unable to load repo * Handle conflicts * Restore original conflict setting * In TestPullRequests update status to StatusChecking before running TestPatch
115 lines
3.5 KiB
Go
115 lines
3.5 KiB
Go
// Copyright 2015 The Gogs Authors. All rights reserved.
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// Copyright 2019 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 git
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import (
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"container/list"
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"fmt"
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"io"
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"strconv"
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"strings"
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"time"
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logger "code.gitea.io/gitea/modules/log"
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)
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// CompareInfo represents needed information for comparing references.
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type CompareInfo struct {
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MergeBase string
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Commits *list.List
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NumFiles int
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}
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// GetMergeBase checks and returns merge base of two branches and the reference used as base.
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func (repo *Repository) GetMergeBase(tmpRemote string, base, head string) (string, string, error) {
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if tmpRemote == "" {
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tmpRemote = "origin"
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}
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if tmpRemote != "origin" {
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tmpBaseName := "refs/remotes/" + tmpRemote + "/tmp_" + base
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// Fetch commit into a temporary branch in order to be able to handle commits and tags
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_, err := NewCommand("fetch", tmpRemote, base+":"+tmpBaseName).RunInDir(repo.Path)
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if err == nil {
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base = tmpBaseName
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}
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}
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stdout, err := NewCommand("merge-base", "--", base, head).RunInDir(repo.Path)
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return strings.TrimSpace(stdout), base, err
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}
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// GetCompareInfo generates and returns compare information between base and head branches of repositories.
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func (repo *Repository) GetCompareInfo(basePath, baseBranch, headBranch string) (_ *CompareInfo, err error) {
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var (
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remoteBranch string
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tmpRemote string
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)
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// We don't need a temporary remote for same repository.
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if repo.Path != basePath {
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// Add a temporary remote
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tmpRemote = strconv.FormatInt(time.Now().UnixNano(), 10)
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if err = repo.AddRemote(tmpRemote, basePath, false); err != nil {
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return nil, fmt.Errorf("AddRemote: %v", err)
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}
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defer func() {
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if err := repo.RemoveRemote(tmpRemote); err != nil {
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logger.Error("GetPullRequestInfo: RemoveRemote: %v", err)
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}
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}()
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}
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compareInfo := new(CompareInfo)
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compareInfo.MergeBase, remoteBranch, err = repo.GetMergeBase(tmpRemote, baseBranch, headBranch)
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if err == nil {
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// We have a common base
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logs, err := NewCommand("log", compareInfo.MergeBase+"..."+headBranch, prettyLogFormat).RunInDirBytes(repo.Path)
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if err != nil {
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return nil, err
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}
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compareInfo.Commits, err = repo.parsePrettyFormatLogToList(logs)
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if err != nil {
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return nil, fmt.Errorf("parsePrettyFormatLogToList: %v", err)
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}
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} else {
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compareInfo.Commits = list.New()
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compareInfo.MergeBase, err = GetFullCommitID(repo.Path, remoteBranch)
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if err != nil {
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compareInfo.MergeBase = remoteBranch
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}
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}
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// Count number of changed files.
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stdout, err := NewCommand("diff", "--name-only", remoteBranch+"..."+headBranch).RunInDir(repo.Path)
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if err != nil {
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return nil, err
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}
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compareInfo.NumFiles = len(strings.Split(stdout, "\n")) - 1
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return compareInfo, nil
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}
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// GetDiffOrPatch generates either diff or formatted patch data between given revisions
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func (repo *Repository) GetDiffOrPatch(base, head string, w io.Writer, formatted bool) error {
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if formatted {
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return repo.GetPatch(base, head, w)
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}
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return repo.GetDiff(base, head, w)
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}
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// GetDiff generates and returns patch data between given revisions.
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func (repo *Repository) GetDiff(base, head string, w io.Writer) error {
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return NewCommand("diff", "-p", "--binary", base, head).
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RunInDirPipeline(repo.Path, w, nil)
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}
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// GetPatch generates and returns format-patch data between given revisions.
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func (repo *Repository) GetPatch(base, head string, w io.Writer) error {
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return NewCommand("format-patch", "--binary", "--stdout", base+"..."+head).
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RunInDirPipeline(repo.Path, w, nil)
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}
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