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toutf8 improved & add max git diff lines

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This commit is contained in:
lunnyxiao 2014-09-17 12:03:03 +08:00
parent efb68a0a96
commit ed84adb679
7 changed files with 63 additions and 35 deletions
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36
models/git_diff.go
View file

@ -70,7 +70,7 @@ func (diff *Diff) NumFiles() int {
const DIFF_HEAD = "diff --git "
func ParsePatch(pid int64, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
func ParsePatch(pid int64, maxlines int, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
scanner := bufio.NewScanner(reader)
var (
curFile *DiffFile
@ -79,6 +79,7 @@ func ParsePatch(pid int64, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
}
leftLine, rightLine int
isTooLong bool
)
diff := &Diff{Files: make([]*DiffFile, 0)}
@ -90,18 +91,19 @@ func ParsePatch(pid int64, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
continue
}
i = i + 1
// Diff data too large.
if i == 5000 {
log.Warn("Diff data too large")
return &Diff{}, nil
}
if line == "" {
continue
}
i = i + 1
// Diff data too large, we only show the first about maxlines lines
if i == maxlines {
isTooLong = true
log.Warn("Diff data too large")
//return &Diff{}, nil
}
switch {
case line[0] == ' ':
diffLine := &DiffLine{Type: DIFF_LINE_PLAIN, Content: line, LeftIdx: leftLine, RightIdx: rightLine}
@ -110,6 +112,10 @@ func ParsePatch(pid int64, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
curSection.Lines = append(curSection.Lines, diffLine)
continue
case line[0] == '@':
if isTooLong {
return diff, nil
}
curSection = &DiffSection{}
curFile.Sections = append(curFile.Sections, curSection)
ss := strings.Split(line, "@@")
@ -143,6 +149,10 @@ func ParsePatch(pid int64, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
// Get new file.
if strings.HasPrefix(line, DIFF_HEAD) {
if isTooLong {
return diff, nil
}
fs := strings.Split(line[len(DIFF_HEAD):], " ")
a := fs[0]
@ -174,7 +184,7 @@ func ParsePatch(pid int64, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
return diff, nil
}
func GetDiffRange(repoPath, beforeCommitId string, afterCommitId string) (*Diff, error) {
func GetDiffRange(repoPath, beforeCommitId string, afterCommitId string, maxlines int) (*Diff, error) {
repo, err := git.OpenRepository(repoPath)
if err != nil {
return nil, err
@ -228,9 +238,9 @@ func GetDiffRange(repoPath, beforeCommitId string, afterCommitId string) (*Diff,
}
}()
return ParsePatch(pid, cmd, rd)
return ParsePatch(pid, maxlines, cmd, rd)
}
func GetDiffCommit(repoPath, commitId string) (*Diff, error) {
return GetDiffRange(repoPath, "", commitId)
func GetDiffCommit(repoPath, commitId string, maxlines int) (*Diff, error) {
return GetDiffRange(repoPath, "", commitId, maxlines)
}