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mirror of https://github.com/go-gitea/gitea synced 2024-12-24 03:35:55 +01:00

#2071 Diff is not showing full content when has super long one line

This commit is contained in:
Unknwon 2015-12-02 01:10:13 -05:00
parent 91ae2ad28b
commit 926e91820a
5 changed files with 76 additions and 58 deletions

@ -5,7 +5,7 @@ Gogs - Go Git Service [![Build Status](https://travis-ci.org/gogits/gogs.svg?bra
![](public/img/gogs-large-resize.png)
##### Current version: 0.7.25 Beta
##### Current version: 0.7.26 Beta
<table>
<tr>

@ -17,7 +17,7 @@ import (
"github.com/gogits/gogs/modules/setting"
)
const APP_VER = "0.7.25.1202 Beta"
const APP_VER = "0.7.26.1202 Beta"
func init() {
runtime.GOMAXPROCS(runtime.NumCPU())

@ -12,15 +12,14 @@ import (
"os"
"os/exec"
"strings"
"time"
"github.com/Unknwon/com"
"golang.org/x/net/html/charset"
"golang.org/x/text/transform"
"github.com/Unknwon/com"
"github.com/gogits/git-shell"
"github.com/gogits/gogs/modules/base"
"github.com/gogits/gogs/modules/git"
"github.com/gogits/gogs/modules/log"
"github.com/gogits/gogs/modules/process"
)
@ -80,36 +79,50 @@ func (diff *Diff) NumFiles() int {
const DIFF_HEAD = "diff --git "
func ParsePatch(pid int64, maxlines int, cmd *exec.Cmd, reader io.Reader) (*Diff, error) {
scanner := bufio.NewScanner(reader)
func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
var (
diff = &Diff{Files: make([]*DiffFile, 0)}
curFile *DiffFile
curSection = &DiffSection{
Lines: make([]*DiffLine, 0, 10),
}
leftLine, rightLine int
// FIXME: Should use cache in the future.
buf bytes.Buffer
lineCount int
)
diff := &Diff{Files: make([]*DiffFile, 0)}
var i int
for scanner.Scan() {
line := scanner.Text()
input := bufio.NewReader(reader)
isEOF := false
for {
if isEOF {
break
}
line, err := input.ReadString('\n')
if err != nil {
if err == io.EOF {
isEOF = true
} else {
return nil, fmt.Errorf("ReadString: %v", err)
}
}
if len(line) > 0 && line[len(line)-1] == '\n' {
// Remove line break.
line = line[:len(line)-1]
}
if strings.HasPrefix(line, "+++ ") || strings.HasPrefix(line, "--- ") {
continue
}
if line == "" {
} else if len(line) == 0 {
continue
}
i = i + 1
lineCount++
// Diff data too large, we only show the first about maxlines lines
if i >= maxlines {
if lineCount >= maxlines {
log.Warn("Diff data too large")
diff.Files = nil
return diff, nil
@ -189,17 +202,26 @@ func ParsePatch(pid int64, maxlines int, cmd *exec.Cmd, reader io.Reader) (*Diff
diff.Files = append(diff.Files, curFile)
// Check file diff type.
for scanner.Scan() {
for {
line, err := input.ReadString('\n')
if err != nil {
if err == io.EOF {
isEOF = true
} else {
return nil, fmt.Errorf("ReadString: %v", err)
}
}
switch {
case strings.HasPrefix(scanner.Text(), "new file"):
case strings.HasPrefix(line, "new file"):
curFile.Type = DIFF_FILE_ADD
curFile.IsCreated = true
case strings.HasPrefix(scanner.Text(), "deleted"):
case strings.HasPrefix(line, "deleted"):
curFile.Type = DIFF_FILE_DEL
curFile.IsDeleted = true
case strings.HasPrefix(scanner.Text(), "index"):
case strings.HasPrefix(line, "index"):
curFile.Type = DIFF_FILE_CHANGE
case strings.HasPrefix(scanner.Text(), "similarity index 100%"):
case strings.HasPrefix(line, "similarity index 100%"):
curFile.Type = DIFF_FILE_RENAME
curFile.IsRenamed = true
curFile.OldName = curFile.Name
@ -212,6 +234,8 @@ func ParsePatch(pid int64, maxlines int, cmd *exec.Cmd, reader io.Reader) (*Diff
}
}
// FIXME: detect encoding while parsing.
var buf bytes.Buffer
for _, f := range diff.Files {
buf.Reset()
for _, sec := range f.Sections {
@ -238,61 +262,55 @@ func ParsePatch(pid int64, maxlines int, cmd *exec.Cmd, reader io.Reader) (*Diff
return diff, nil
}
func GetDiffRange(repoPath, beforeCommitId string, afterCommitId string, maxlines int) (*Diff, error) {
func GetDiffRange(repoPath, beforeCommitID string, afterCommitID string, maxlines int) (*Diff, error) {
repo, err := git.OpenRepository(repoPath)
if err != nil {
return nil, err
}
commit, err := repo.GetCommit(afterCommitId)
commit, err := repo.GetCommit(afterCommitID)
if err != nil {
return nil, err
}
rd, wr := io.Pipe()
var cmd *exec.Cmd
// if "after" commit given
if beforeCommitId == "" {
if len(beforeCommitID) == 0 {
// First commit of repository.
if commit.ParentCount() == 0 {
cmd = exec.Command("git", "show", afterCommitId)
cmd = exec.Command("git", "show", afterCommitID)
} else {
c, _ := commit.Parent(0)
cmd = exec.Command("git", "diff", "-M", c.ID.String(), afterCommitId)
cmd = exec.Command("git", "diff", "-M", c.ID.String(), afterCommitID)
}
} else {
cmd = exec.Command("git", "diff", "-M", beforeCommitId, afterCommitId)
cmd = exec.Command("git", "diff", "-M", beforeCommitID, afterCommitID)
}
cmd.Dir = repoPath
cmd.Stdout = wr
cmd.Stdin = os.Stdin
cmd.Stderr = os.Stderr
done := make(chan error)
go func() {
cmd.Start()
done <- cmd.Wait()
wr.Close()
}()
defer rd.Close()
desc := fmt.Sprintf("GetDiffRange(%s)", repoPath)
pid := process.Add(desc, cmd)
go func() {
// In case process became zombie.
select {
case <-time.After(5 * time.Minute):
if errKill := process.Kill(pid); errKill != nil {
log.Error(4, "git_diff.ParsePatch(Kill): %v", err)
stdout, err := cmd.StdoutPipe()
if err != nil {
return nil, fmt.Errorf("StdoutPipe: %v", err)
}
<-done
// return "", ErrExecTimeout.Error(), ErrExecTimeout
case err = <-done:
process.Remove(pid)
}
}()
return ParsePatch(pid, maxlines, cmd, rd)
if err = cmd.Start(); err != nil {
return nil, fmt.Errorf("Start: %v", err)
}
pid := process.Add(fmt.Sprintf("GetDiffRange (%s)", repoPath), cmd)
defer process.Remove(pid)
diff, err := ParsePatch(maxlines, stdout)
if err != nil {
return nil, fmt.Errorf("ParsePatch: %v", err)
}
if err = cmd.Wait(); err != nil {
return nil, fmt.Errorf("Wait: %v", err)
}
return diff, nil
}
func GetDiffCommit(repoPath, commitId string, maxlines int) (*Diff, error) {

File diff suppressed because one or more lines are too long

@ -1 +1 @@
0.7.25.1202 Beta
0.7.26.1202 Beta