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Re-work MAX_DIFF_LINES: supress diff per file, not the whole diff (#3174)

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This commit is contained in:
Andrey Nering 2016-06-29 12:11:00 -03:00 committed by 无闻
parent 84841c8c4b
commit 743d22669a
7 changed files with 164 additions and 122 deletions
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7
conf/app.ini
View file

@ -328,7 +328,12 @@ RUN_AT_START = true
SCHEDULE = @every 24h
[git]
MAX_GIT_DIFF_LINES = 10000
; Max number of lines allowed of a single file in diff view.
MAX_GIT_DIFF_LINES = 500
; Max number of characters of a line allowed in diff view.
MAX_GIT_DIFF_LINE_CHARACTERS = 500
; Max number of files shown in diff view.
MAX_GIT_DIFF_FILES = 100
; Arguments for command 'git gc', e.g. "--aggressive --auto"
; see more on http://git-scm.com/docs/git-gc/1.7.5
GC_ARGS =

2
conf/locale/locale_en-US.ini
View file

@ -690,6 +690,8 @@ diff.show_unified_view = Unified View
diff.stats_desc = <strong> %d changed files</strong> with <strong>%d additions</strong> and <strong>%d deletions</strong>
diff.bin = BIN
diff.view_file = View File
diff.file_supressed = File diff supressed because it is too large
diff.too_many_files = Some files were not shown because too many files changed in this diff
release.releases = Releases
release.new_release = New Release

37
models/git_diff.go
View file

@ -161,6 +161,7 @@ type DiffFile struct {
IsBin bool
IsRenamed bool
Sections []*DiffSection
IsIncomplete bool
}
func (diffFile *DiffFile) GetType() int {
@ -174,6 +175,7 @@ func (diffFile *DiffFile) GetHighlightClass() string {
type Diff struct {
TotalAddition, TotalDeletion int
Files []*DiffFile
IsIncomplete bool
}
func (diff *Diff) NumFiles() int {
@ -182,7 +184,7 @@ func (diff *Diff) NumFiles() int {
const DIFF_HEAD = "diff --git "
func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
func ParsePatch(maxLines, maxLineCharacteres, maxFiles int, reader io.Reader) (*Diff, error) {
var (
diff = &Diff{Files: make([]*DiffFile, 0)}
@ -193,15 +195,12 @@ func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
leftLine, rightLine int
lineCount int
curFileLinesCount int
)
input := bufio.NewReader(reader)
isEOF := false
for {
if isEOF {
break
}
for !isEOF {
line, err := input.ReadString('\n')
if err != nil {
if err == io.EOF {
@ -216,20 +215,16 @@ func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
line = line[:len(line)-1]
}
if strings.HasPrefix(line, "+++ ") || strings.HasPrefix(line, "--- ") {
continue
} else if len(line) == 0 {
if strings.HasPrefix(line, "+++ ") || strings.HasPrefix(line, "--- ") || len(line) == 0 {
continue
}
curFileLinesCount++
lineCount++
// Diff data too large, we only show the first about maxlines lines
if lineCount >= maxlines {
log.Warn("Diff data too large")
io.Copy(ioutil.Discard, reader)
diff.Files = nil
return diff, nil
if curFileLinesCount >= maxLines || len(line) >= maxLineCharacteres {
curFile.IsIncomplete = true
}
switch {
@ -304,6 +299,12 @@ func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
Sections: make([]*DiffSection, 0, 10),
}
diff.Files = append(diff.Files, curFile)
if len(diff.Files) >= maxFiles {
diff.IsIncomplete = true
io.Copy(ioutil.Discard, reader)
break
}
curFileLinesCount = 0
// Check file diff type.
for {
@ -366,7 +367,7 @@ func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
return diff, nil
}
func GetDiffRange(repoPath, beforeCommitID string, afterCommitID string, maxlines int) (*Diff, error) {
func GetDiffRange(repoPath, beforeCommitID string, afterCommitID string, maxLines, maxLineCharacteres, maxFiles int) (*Diff, error) {
repo, err := git.OpenRepository(repoPath)
if err != nil {
return nil, err
@ -405,7 +406,7 @@ func GetDiffRange(repoPath, beforeCommitID string, afterCommitID string, maxline
pid := process.Add(fmt.Sprintf("GetDiffRange (%s)", repoPath), cmd)
defer process.Remove(pid)
diff, err := ParsePatch(maxlines, stdout)
diff, err := ParsePatch(maxLines, maxLineCharacteres, maxFiles, stdout)
if err != nil {
return nil, fmt.Errorf("ParsePatch: %v", err)
}
@ -417,6 +418,6 @@ func GetDiffRange(repoPath, beforeCommitID string, afterCommitID string, maxline
return diff, nil
}
func GetDiffCommit(repoPath, commitId string, maxlines int) (*Diff, error) {
return GetDiffRange(repoPath, "", commitId, maxlines)
func GetDiffCommit(repoPath, commitId string, maxLines, maxLineCharacteres, maxFiles int) (*Diff, error) {
return GetDiffRange(repoPath, "", commitId, maxLines, maxLineCharacteres, maxFiles)
}

2
modules/setting/setting.go
View file

@ -162,6 +162,8 @@ var (
// Git settings
Git struct {
MaxGitDiffLines int
MaxGitDiffLineCharacters int
MaxGitDiffFiles int
GcArgs []string `delim:" "`
Timeout struct {
Migrate int

6
routers/repo/commit.go
View file

@ -157,7 +157,8 @@ func Diff(ctx *context.Context) {
}
diff, err := models.GetDiffCommit(models.RepoPath(userName, repoName),
commitID, setting.Git.MaxGitDiffLines)
commitID, setting.Git.MaxGitDiffLines,
setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles)
if err != nil {
ctx.Handle(404, "GetDiffCommit", err)
return
@ -212,7 +213,8 @@ func CompareDiff(ctx *context.Context) {
}
diff, err := models.GetDiffRange(models.RepoPath(userName, repoName), beforeCommitID,
afterCommitID, setting.Git.MaxGitDiffLines)
afterCommitID, setting.Git.MaxGitDiffLines,
setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles)
if err != nil {
ctx.Handle(404, "GetDiffRange", err)
return

6
routers/repo/pull.go
View file

@ -348,7 +348,8 @@ func ViewPullFiles(ctx *context.Context) {
}
diff, err := models.GetDiffRange(diffRepoPath,
startCommitID, endCommitID, setting.Git.MaxGitDiffLines)
startCommitID, endCommitID, setting.Git.MaxGitDiffLines,
setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles)
if err != nil {
ctx.Handle(500, "GetDiffRange", err)
return
@ -545,7 +546,8 @@ func PrepareCompareDiff(
}
diff, err := models.GetDiffRange(models.RepoPath(headUser.Name, headRepo.Name),
prInfo.MergeBase, headCommitID, setting.Git.MaxGitDiffLines)
prInfo.MergeBase, headCommitID, setting.Git.MaxGitDiffLines,
setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles)
if err != nil {
ctx.Handle(500, "GetDiffRange", err)
return false

28
templates/repo/diff_box.tmpl
View file

@ -34,6 +34,24 @@
</div>
{{range $i, $file := .Diff.Files}}
{{if $file.IsIncomplete}}
<div class="diff-file-box diff-box file-content">
<h4 class="ui top attached normal header">
{{$.i18n.Tr "repo.diff.file_supressed"}}
<div class="diff-counter count ui left">
{{if not $file.IsRenamed}}
<span class="add" data-line="{{.Addition}}">+ {{.Addition}}</span>
<span class="bar">
<span class="pull-left add"></span>
<span class="pull-left del"></span>
</span>
<span class="del" data-line="{{.Deletion}}">- {{.Deletion}}</span>
{{end}}
</div>
<span class="file">{{$file.Name}}</span>
</h4>
</div>
{{else}}
{{$highlightClass := $file.GetHighlightClass}}
<div class="diff-file-box diff-box file-content" id="diff-{{.Index}}">
<h4 class="ui top attached normal header">
@ -118,8 +136,18 @@
{{end}}
</div>
</div>
{{end}}
<br>
{{end}}
{{if .Diff.IsIncomplete}}
<div class="diff-file-box diff-box file-content">
<h4 class="ui top attached normal header">
{{$.i18n.Tr "repo.diff.too_many_files"}}
</h4>
</div>
{{end}}
{{if .IsSplitStyle}}
<script>
(function() {