124b072f0b
Follows #19266, #8553, Close #18553, now there are only three `Run..(&RunOpts{})` functions. * before: `stdout, err := RunInDir(path)` * now: `stdout, _, err := RunStdString(&git.RunOpts{Dir:path})`
127 lines
2.9 KiB
Go
127 lines
2.9 KiB
Go
// Copyright 2016 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 gitgraph
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import (
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"bufio"
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"bytes"
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"context"
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"fmt"
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"os"
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"strings"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/setting"
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)
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// GetCommitGraph return a list of commit (GraphItems) from all branches
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func GetCommitGraph(r *git.Repository, page, maxAllowedColors int, hidePRRefs bool, branches, files []string) (*Graph, error) {
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format := "DATA:%D|%H|%ad|%h|%s"
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if page == 0 {
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page = 1
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}
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args := make([]string, 0, 12+len(branches)+len(files))
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args = append(args, "--graph", "--date-order", "--decorate=full")
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if hidePRRefs {
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args = append(args, "--exclude="+git.PullPrefix+"*")
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}
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if len(branches) == 0 {
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args = append(args, "--all")
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}
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args = append(args,
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"-C",
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"-M",
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fmt.Sprintf("-n %d", setting.UI.GraphMaxCommitNum*page),
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"--date=iso",
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fmt.Sprintf("--pretty=format:%s", format))
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if len(branches) > 0 {
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args = append(args, branches...)
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}
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args = append(args, "--")
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if len(files) > 0 {
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args = append(args, files...)
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}
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graphCmd := git.NewCommand(r.Ctx, "log")
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graphCmd.AddArguments(args...)
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graph := NewGraph()
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stderr := new(strings.Builder)
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stdoutReader, stdoutWriter, err := os.Pipe()
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if err != nil {
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return nil, err
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}
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commitsToSkip := setting.UI.GraphMaxCommitNum * (page - 1)
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scanner := bufio.NewScanner(stdoutReader)
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if err := graphCmd.Run(&git.RunOpts{
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Dir: r.Path,
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Stdout: stdoutWriter,
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Stderr: stderr,
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PipelineFunc: func(ctx context.Context, cancel context.CancelFunc) error {
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_ = stdoutWriter.Close()
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defer stdoutReader.Close()
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parser := &Parser{}
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parser.firstInUse = -1
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parser.maxAllowedColors = maxAllowedColors
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if maxAllowedColors > 0 {
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parser.availableColors = make([]int, maxAllowedColors)
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for i := range parser.availableColors {
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parser.availableColors[i] = i + 1
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}
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} else {
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parser.availableColors = []int{1, 2}
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}
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for commitsToSkip > 0 && scanner.Scan() {
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line := scanner.Bytes()
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dataIdx := bytes.Index(line, []byte("DATA:"))
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if dataIdx < 0 {
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dataIdx = len(line)
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}
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starIdx := bytes.IndexByte(line, '*')
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if starIdx >= 0 && starIdx < dataIdx {
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commitsToSkip--
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}
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parser.ParseGlyphs(line[:dataIdx])
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}
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row := 0
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// Skip initial non-commit lines
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for scanner.Scan() {
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line := scanner.Bytes()
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if bytes.IndexByte(line, '*') >= 0 {
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if err := parser.AddLineToGraph(graph, row, line); err != nil {
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cancel()
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return err
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}
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break
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}
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parser.ParseGlyphs(line)
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}
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for scanner.Scan() {
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row++
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line := scanner.Bytes()
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if err := parser.AddLineToGraph(graph, row, line); err != nil {
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cancel()
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return err
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}
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}
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return scanner.Err()
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},
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}); err != nil {
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return graph, err
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}
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return graph, nil
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}
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