[GITEA] Detect file rename and show in history

- Add a indication to the file history if the file has been renamed,
this indication contains a link to browse the history of the file
further.
- Added unit testing.
- Added integration testing.
- Resolves https://codeberg.org/forgejo/forgejo/issues/1279

(cherry picked from commit 72c297521b)
(cherry picked from commit 283f964894)

Conflicts:
	options/locale/locale_en-US.ini
	https://codeberg.org/forgejo/forgejo/pulls/1550
(cherry picked from commit 7c30af7fde)
(cherry picked from commit f3be6eb269)
This commit is contained in:
Gusted 2023-09-14 21:53:57 +02:00 committed by Earl Warren
parent 5b7a43c43f
commit 78e1755b94
No known key found for this signature in database
GPG key ID: 0579CB2928A78A00
22 changed files with 140 additions and 2 deletions

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@ -509,6 +509,62 @@ func GetCommitFileStatus(ctx context.Context, repoPath, commitID string) (*Commi
return fileStatus, nil return fileStatus, nil
} }
func parseCommitRenames(renames *[][2]string, stdout io.Reader) {
rd := bufio.NewReader(stdout)
for {
// Skip (R || three digits || NULL byte)
_, err := rd.Discard(5)
if err != nil {
if err != io.EOF {
log.Error("Unexpected error whilst reading from git log --name-status. Error: %v", err)
}
return
}
oldFileName, err := rd.ReadString('\x00')
if err != nil {
if err != io.EOF {
log.Error("Unexpected error whilst reading from git log --name-status. Error: %v", err)
}
return
}
newFileName, err := rd.ReadString('\x00')
if err != nil {
if err != io.EOF {
log.Error("Unexpected error whilst reading from git log --name-status. Error: %v", err)
}
return
}
oldFileName = strings.TrimSuffix(oldFileName, "\x00")
newFileName = strings.TrimSuffix(newFileName, "\x00")
*renames = append(*renames, [2]string{oldFileName, newFileName})
}
}
// GetCommitFileRenames returns the renames that the commit contains.
func GetCommitFileRenames(ctx context.Context, repoPath, commitID string) ([][2]string, error) {
renames := [][2]string{}
stdout, w := io.Pipe()
done := make(chan struct{})
go func() {
parseCommitRenames(&renames, stdout)
close(done)
}()
stderr := new(bytes.Buffer)
err := NewCommand(ctx, "show", "--name-status", "--pretty=format:", "-z", "--diff-filter=R").AddDynamicArguments(commitID).Run(&RunOpts{
Dir: repoPath,
Stdout: w,
Stderr: stderr,
})
w.Close() // Close writer to exit parsing goroutine
if err != nil {
return nil, ConcatenateError(err, stderr.String())
}
<-done
return renames, nil
}
// GetFullCommitID returns full length (40) of commit ID by given short SHA in a repository. // GetFullCommitID returns full length (40) of commit ID by given short SHA in a repository.
func GetFullCommitID(ctx context.Context, repoPath, shortID string) (string, error) { func GetFullCommitID(ctx context.Context, repoPath, shortID string) (string, error) {
commitID, _, err := NewCommand(ctx, "rev-parse").AddDynamicArguments(shortID).RunStdString(&RunOpts{Dir: repoPath}) commitID, _, err := NewCommand(ctx, "rev-parse").AddDynamicArguments(shortID).RunStdString(&RunOpts{Dir: repoPath})

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@ -278,3 +278,30 @@ func TestGetCommitFileStatusMerges(t *testing.T) {
assert.Equal(t, commitFileStatus.Removed, expected.Removed) assert.Equal(t, commitFileStatus.Removed, expected.Removed)
assert.Equal(t, commitFileStatus.Modified, expected.Modified) assert.Equal(t, commitFileStatus.Modified, expected.Modified)
} }
func TestParseCommitRenames(t *testing.T) {
testcases := []struct {
output string
renames [][2]string
}{
{
output: "R090\x00renamed.txt\x00history.txt\x00",
renames: [][2]string{{"renamed.txt", "history.txt"}},
},
{
output: "R090\x00renamed.txt\x00history.txt\x00R000\x00corruptedstdouthere",
renames: [][2]string{{"renamed.txt", "history.txt"}},
},
{
output: "R100\x00renamed.txt\x00history.txt\x00R001\x00readme.md\x00README.md\x00",
renames: [][2]string{{"renamed.txt", "history.txt"}, {"readme.md", "README.md"}},
},
}
for _, testcase := range testcases {
renames := [][2]string{}
parseCommitRenames(&renames, strings.NewReader(testcase.output))
assert.Equal(t, testcase.renames, renames)
}
}

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@ -1284,6 +1284,8 @@ commits.find = Search
commits.search_all = All Branches commits.search_all = All Branches
commits.author = Author commits.author = Author
commits.message = Message commits.message = Message
commits.browse_further = Browse further
commits.renamed_from = Renamed from %s
commits.date = Date commits.date = Date
commits.older = Older commits.older = Older
commits.newer = Newer commits.newer = Newer

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@ -239,6 +239,22 @@ func FileHistory(ctx *context.Context) {
ctx.ServerError("CommitsByFileAndRange", err) ctx.ServerError("CommitsByFileAndRange", err)
return return
} }
oldestCommit := commits[len(commits)-1]
renamedFiles, err := git.GetCommitFileRenames(ctx, ctx.Repo.GitRepo.Path, oldestCommit.ID.String())
if err != nil {
ctx.ServerError("GetCommitFileRenames", err)
return
}
for _, renames := range renamedFiles {
if renames[1] == fileName {
ctx.Data["OldFilename"] = renames[0]
ctx.Data["OldFilenameHistory"] = fmt.Sprintf("%s/commits/commit/%s/%s", ctx.Repo.RepoLink, oldestCommit.ID.String(), renames[0])
break
}
}
ctx.Data["Commits"] = git_model.ConvertFromGitCommit(ctx, commits, ctx.Repo.Repository) ctx.Data["Commits"] = git_model.ConvertFromGitCommit(ctx, commits, ctx.Repo.Repository)
ctx.Data["Username"] = ctx.Repo.Owner.Name ctx.Data["Username"] = ctx.Repo.Owner.Name

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@ -13,6 +13,11 @@
</div> </div>
</div> </div>
{{template "repo/commits_table" .}} {{template "repo/commits_table" .}}
{{if .OldFilename}}
<div class="ui bottom attached header">
<span>{{.locale.Tr "repo.commits.renamed_from" .OldFilename}} (<a href="{{.OldFilenameHistory}}">{{.locale.Tr "repo.commits.browse_further"}}</a>)</span>
</div>
{{end}}
</div> </div>
</div> </div>
{{template "base/footer" .}} {{template "base/footer" .}}

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@ -0,0 +1,2 @@
P pack-6dd3a6fe138f1d77e14c2e6b8e6c41e5ae242adf.pack

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@ -1,3 +1,4 @@
# pack-refs with: peeled fully-peeled sorted # pack-refs with: peeled fully-peeled sorted
d8f53dfb33f6ccf4169c34970b5e747511c18beb refs/heads/master d8f53dfb33f6ccf4169c34970b5e747511c18beb refs/heads/cake-recipe
80b83c5c8220c3aa3906e081f202a2a7563ec879 refs/heads/master
d8f53dfb33f6ccf4169c34970b5e747511c18beb refs/tags/v1.0 d8f53dfb33f6ccf4169c34970b5e747511c18beb refs/tags/v1.0

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@ -1 +0,0 @@
d8f53dfb33f6ccf4169c34970b5e747511c18beb

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@ -690,3 +690,33 @@ func TestDangerZoneConfirmation(t *testing.T) {
}) })
}) })
} }
func TestRenamedFileHistory(t *testing.T) {
defer tests.PrepareTestEnv(t)()
t.Run("Renamed file", func(t *testing.T) {
defer tests.PrintCurrentTest(t)()
req := NewRequest(t, "GET", "/user2/repo59/commits/branch/master/license")
resp := MakeRequest(t, req, http.StatusOK)
htmlDoc := NewHTMLParser(t, resp.Body)
renameNotice := htmlDoc.doc.Find(".ui.bottom.attached.header")
assert.Equal(t, 1, renameNotice.Length())
assert.Contains(t, renameNotice.Text(), "Renamed from licnse (Browse further)")
oldFileHistoryLink, ok := renameNotice.Find("a").Attr("href")
assert.True(t, ok)
assert.Equal(t, "/user2/repo59/commits/commit/80b83c5c8220c3aa3906e081f202a2a7563ec879/licnse", oldFileHistoryLink)
})
t.Run("Non renamed file", func(t *testing.T) {
req := NewRequest(t, "GET", "/user2/repo59/commits/branch/master/README.md")
resp := MakeRequest(t, req, http.StatusOK)
htmlDoc := NewHTMLParser(t, resp.Body)
htmlDoc.AssertElement(t, ".ui.bottom.attached.header", false)
})
}