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134 lines
3.2 KiB
134 lines
3.2 KiB
// Copyright 2019 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 git
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import (
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"bufio"
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"bytes"
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"fmt"
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"sort"
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"strconv"
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"strings"
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"time"
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)
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// CodeActivityStats represents git statistics data
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type CodeActivityStats struct {
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AuthorCount int64
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CommitCount int64
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ChangedFiles int64
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Additions int64
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Deletions int64
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CommitCountInAllBranches int64
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Authors []*CodeActivityAuthor
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}
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// CodeActivityAuthor represents git statistics data for commit authors
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type CodeActivityAuthor struct {
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Name string
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Email string
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Commits int64
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}
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// GetCodeActivityStats returns code statistics for acitivity page
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func (repo *Repository) GetCodeActivityStats(fromTime time.Time, branch string) (*CodeActivityStats, error) {
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stats := &CodeActivityStats{}
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since := fromTime.Format(time.RFC3339)
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stdout, err := NewCommand("rev-list", "--count", "--no-merges", "--branches=*", "--date=iso", fmt.Sprintf("--since='%s'", since)).RunInDirBytes(repo.Path)
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if err != nil {
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return nil, err
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}
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c, err := strconv.ParseInt(strings.TrimSpace(string(stdout)), 10, 64)
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if err != nil {
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return nil, err
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}
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stats.CommitCountInAllBranches = c
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args := []string{"log", "--numstat", "--no-merges", "--pretty=format:---%n%h%n%an%n%ae%n", "--date=iso", fmt.Sprintf("--since='%s'", since)}
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if len(branch) == 0 {
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args = append(args, "--branches=*")
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} else {
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args = append(args, "--first-parent", branch)
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}
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stdout, err = NewCommand(args...).RunInDirBytes(repo.Path)
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if err != nil {
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return nil, err
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}
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scanner := bufio.NewScanner(bytes.NewReader(stdout))
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scanner.Split(bufio.ScanLines)
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stats.CommitCount = 0
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stats.Additions = 0
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stats.Deletions = 0
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authors := make(map[string]*CodeActivityAuthor)
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files := make(map[string]bool)
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var author string
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p := 0
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for scanner.Scan() {
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l := strings.TrimSpace(scanner.Text())
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if l == "---" {
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p = 1
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} else if p == 0 {
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continue
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} else {
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p++
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}
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if p > 4 && len(l) == 0 {
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continue
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}
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switch p {
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case 1: // Separator
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case 2: // Commit sha-1
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stats.CommitCount++
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case 3: // Author
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author = l
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case 4: // E-mail
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email := strings.ToLower(l)
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if _, ok := authors[email]; !ok {
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authors[email] = &CodeActivityAuthor{
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Name: author,
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Email: email,
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Commits: 0,
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}
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}
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authors[email].Commits++
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default: // Changed file
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if parts := strings.Fields(l); len(parts) >= 3 {
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if parts[0] != "-" {
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if c, err := strconv.ParseInt(strings.TrimSpace(parts[0]), 10, 64); err == nil {
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stats.Additions += c
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}
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}
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if parts[1] != "-" {
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if c, err := strconv.ParseInt(strings.TrimSpace(parts[1]), 10, 64); err == nil {
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stats.Deletions += c
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}
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}
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if _, ok := files[parts[2]]; !ok {
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files[parts[2]] = true
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}
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}
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}
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}
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a := make([]*CodeActivityAuthor, 0, len(authors))
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for _, v := range authors {
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a = append(a, v)
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}
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// Sort authors descending depending on commit count
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sort.Slice(a, func(i, j int) bool {
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return a[i].Commits > a[j].Commits
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})
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stats.AuthorCount = int64(len(authors))
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stats.ChangedFiles = int64(len(files))
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stats.Authors = a
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return stats, nil
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}
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