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- // Copyright 2019 The Gitea Authors. All rights reserved.
- // SPDX-License-Identifier: MIT
-
- package git
-
- import (
- "bufio"
- "context"
- "fmt"
- "os"
- "sort"
- "strconv"
- "strings"
- "time"
-
- "code.gitea.io/gitea/modules/container"
- )
-
- // CodeActivityStats represents git statistics data
- type CodeActivityStats struct {
- AuthorCount int64
- CommitCount int64
- ChangedFiles int64
- Additions int64
- Deletions int64
- CommitCountInAllBranches int64
- Authors []*CodeActivityAuthor
- }
-
- // CodeActivityAuthor represents git statistics data for commit authors
- type CodeActivityAuthor struct {
- Name string
- Email string
- Commits int64
- }
-
- // GetCodeActivityStats returns code statistics for activity page
- func (repo *Repository) GetCodeActivityStats(fromTime time.Time, branch string) (*CodeActivityStats, error) {
- stats := &CodeActivityStats{}
-
- since := fromTime.Format(time.RFC3339)
-
- stdout, _, runErr := NewCommand(repo.Ctx, "rev-list", "--count", "--no-merges", "--branches=*", "--date=iso").AddOptionFormat("--since='%s'", since).RunStdString(&RunOpts{Dir: repo.Path})
- if runErr != nil {
- return nil, runErr
- }
-
- c, err := strconv.ParseInt(strings.TrimSpace(stdout), 10, 64)
- if err != nil {
- return nil, err
- }
- stats.CommitCountInAllBranches = c
-
- stdoutReader, stdoutWriter, err := os.Pipe()
- if err != nil {
- return nil, err
- }
- defer func() {
- _ = stdoutReader.Close()
- _ = stdoutWriter.Close()
- }()
-
- gitCmd := NewCommand(repo.Ctx, "log", "--numstat", "--no-merges", "--pretty=format:---%n%h%n%aN%n%aE%n", "--date=iso").AddOptionFormat("--since='%s'", since)
- if len(branch) == 0 {
- gitCmd.AddArguments("--branches=*")
- } else {
- gitCmd.AddArguments("--first-parent").AddDynamicArguments(branch)
- }
-
- stderr := new(strings.Builder)
- err = gitCmd.Run(&RunOpts{
- Env: []string{},
- Dir: repo.Path,
- Stdout: stdoutWriter,
- Stderr: stderr,
- PipelineFunc: func(ctx context.Context, cancel context.CancelFunc) error {
- _ = stdoutWriter.Close()
- scanner := bufio.NewScanner(stdoutReader)
- scanner.Split(bufio.ScanLines)
- stats.CommitCount = 0
- stats.Additions = 0
- stats.Deletions = 0
- authors := make(map[string]*CodeActivityAuthor)
- files := make(container.Set[string])
- var author string
- p := 0
- for scanner.Scan() {
- l := strings.TrimSpace(scanner.Text())
- if l == "---" {
- p = 1
- } else if p == 0 {
- continue
- } else {
- p++
- }
- if p > 4 && len(l) == 0 {
- continue
- }
- switch p {
- case 1: // Separator
- case 2: // Commit sha-1
- stats.CommitCount++
- case 3: // Author
- author = l
- case 4: // E-mail
- email := strings.ToLower(l)
- if _, ok := authors[email]; !ok {
- authors[email] = &CodeActivityAuthor{Name: author, Email: email, Commits: 0}
- }
- authors[email].Commits++
- default: // Changed file
- if parts := strings.Fields(l); len(parts) >= 3 {
- if parts[0] != "-" {
- if c, err := strconv.ParseInt(strings.TrimSpace(parts[0]), 10, 64); err == nil {
- stats.Additions += c
- }
- }
- if parts[1] != "-" {
- if c, err := strconv.ParseInt(strings.TrimSpace(parts[1]), 10, 64); err == nil {
- stats.Deletions += c
- }
- }
- files.Add(parts[2])
- }
- }
- }
- a := make([]*CodeActivityAuthor, 0, len(authors))
- for _, v := range authors {
- a = append(a, v)
- }
- // Sort authors descending depending on commit count
- sort.Slice(a, func(i, j int) bool {
- return a[i].Commits > a[j].Commits
- })
- stats.AuthorCount = int64(len(authors))
- stats.ChangedFiles = int64(len(files))
- stats.Authors = a
- _ = stdoutReader.Close()
- return nil
- },
- })
- if err != nil {
- return nil, fmt.Errorf("Failed to get GetCodeActivityStats for repository.\nError: %w\nStderr: %s", err, stderr)
- }
-
- return stats, nil
- }
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