A fork of Gitea (see branch `mj`) adding Majority Judgment Polls 𐄷 over Issues and Merge Requests. https://git.mieuxvoter.fr
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// Copyright 2019 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package repository
import (
"fmt"
"io/ioutil"
"os"
"path"
"path/filepath"
"strings"
"time"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/util"
"github.com/huandu/xstrings"
)
type transformer struct {
Name string
Transform func(string) string
}
type expansion struct {
Name string
Value string
Transformers []transformer
}
var defaultTransformers = []transformer{
{Name: "SNAKE", Transform: xstrings.ToSnakeCase},
{Name: "KEBAB", Transform: xstrings.ToKebabCase},
{Name: "CAMEL", Transform: func(str string) string {
return xstrings.FirstRuneToLower(xstrings.ToCamelCase(str))
}},
{Name: "PASCAL", Transform: xstrings.ToCamelCase},
{Name: "LOWER", Transform: strings.ToLower},
{Name: "UPPER", Transform: strings.ToUpper},
{Name: "TITLE", Transform: strings.Title},
}
func generateExpansion(src string, templateRepo, generateRepo *models.Repository) string {
expansions := []expansion{
{Name: "REPO_NAME", Value: generateRepo.Name, Transformers: defaultTransformers},
{Name: "TEMPLATE_NAME", Value: templateRepo.Name, Transformers: defaultTransformers},
{Name: "REPO_DESCRIPTION", Value: generateRepo.Description, Transformers: nil},
{Name: "TEMPLATE_DESCRIPTION", Value: templateRepo.Description, Transformers: nil},
{Name: "REPO_OWNER", Value: generateRepo.OwnerName, Transformers: defaultTransformers},
{Name: "TEMPLATE_OWNER", Value: templateRepo.OwnerName, Transformers: defaultTransformers},
{Name: "REPO_LINK", Value: generateRepo.Link(), Transformers: nil},
{Name: "TEMPLATE_LINK", Value: templateRepo.Link(), Transformers: nil},
{Name: "REPO_HTTPS_URL", Value: generateRepo.CloneLink().HTTPS, Transformers: nil},
{Name: "TEMPLATE_HTTPS_URL", Value: templateRepo.CloneLink().HTTPS, Transformers: nil},
{Name: "REPO_SSH_URL", Value: generateRepo.CloneLink().SSH, Transformers: nil},
{Name: "TEMPLATE_SSH_URL", Value: templateRepo.CloneLink().SSH, Transformers: nil},
}
var expansionMap = make(map[string]string)
for _, e := range expansions {
expansionMap[e.Name] = e.Value
for _, tr := range e.Transformers {
expansionMap[fmt.Sprintf("%s_%s", e.Name, tr.Name)] = tr.Transform(e.Value)
}
}
return os.Expand(src, func(key string) string {
if expansion, ok := expansionMap[key]; ok {
return expansion
}
return key
})
}
func checkGiteaTemplate(tmpDir string) (*models.GiteaTemplate, error) {
gtPath := filepath.Join(tmpDir, ".gitea", "template")
if _, err := os.Stat(gtPath); os.IsNotExist(err) {
return nil, nil
} else if err != nil {
return nil, err
}
content, err := ioutil.ReadFile(gtPath)
if err != nil {
return nil, err
}
gt := &models.GiteaTemplate{
Path: gtPath,
Content: content,
}
return gt, nil
}
func generateRepoCommit(repo, templateRepo, generateRepo *models.Repository, tmpDir string) error {
commitTimeStr := time.Now().Format(time.RFC3339)
authorSig := repo.Owner.NewGitSig()
// Because this may call hooks we should pass in the environment
env := append(os.Environ(),
"GIT_AUTHOR_NAME="+authorSig.Name,
"GIT_AUTHOR_EMAIL="+authorSig.Email,
"GIT_AUTHOR_DATE="+commitTimeStr,
"GIT_COMMITTER_NAME="+authorSig.Name,
"GIT_COMMITTER_EMAIL="+authorSig.Email,
"GIT_COMMITTER_DATE="+commitTimeStr,
)
// Clone to temporary path and do the init commit.
templateRepoPath := templateRepo.RepoPath()
if err := git.Clone(templateRepoPath, tmpDir, git.CloneRepoOptions{
Depth: 1,
Branch: templateRepo.DefaultBranch,
}); err != nil {
return fmt.Errorf("git clone: %v", err)
}
if err := util.RemoveAll(path.Join(tmpDir, ".git")); err != nil {
return fmt.Errorf("remove git dir: %v", err)
}
// Variable expansion
gt, err := checkGiteaTemplate(tmpDir)
if err != nil {
return fmt.Errorf("checkGiteaTemplate: %v", err)
}
if gt != nil {
if err := util.Remove(gt.Path); err != nil {
return fmt.Errorf("remove .giteatemplate: %v", err)
}
// Avoid walking tree if there are no globs
if len(gt.Globs()) > 0 {
tmpDirSlash := strings.TrimSuffix(filepath.ToSlash(tmpDir), "/") + "/"
if err := filepath.Walk(tmpDirSlash, func(path string, info os.FileInfo, walkErr error) error {
if walkErr != nil {
return walkErr
}
if info.IsDir() {
return nil
}
base := strings.TrimPrefix(filepath.ToSlash(path), tmpDirSlash)
for _, g := range gt.Globs() {
if g.Match(base) {
content, err := ioutil.ReadFile(path)
if err != nil {
return err
}
if err := ioutil.WriteFile(path,
[]byte(generateExpansion(string(content), templateRepo, generateRepo)),
0644); err != nil {
return err
}
break
}
}
return nil
}); err != nil {
return err
}
}
}
if err := git.InitRepository(tmpDir, false); err != nil {
return err
}
repoPath := repo.RepoPath()
if stdout, err := git.NewCommand("remote", "add", "origin", repoPath).
SetDescription(fmt.Sprintf("generateRepoCommit (git remote add): %s to %s", templateRepoPath, tmpDir)).
RunInDirWithEnv(tmpDir, env); err != nil {
log.Error("Unable to add %v as remote origin to temporary repo to %s: stdout %s\nError: %v", repo, tmpDir, stdout, err)
return fmt.Errorf("git remote add: %v", err)
}
return initRepoCommit(tmpDir, repo, repo.Owner, templateRepo.DefaultBranch)
}
func generateGitContent(ctx models.DBContext, repo, templateRepo, generateRepo *models.Repository) (err error) {
tmpDir, err := ioutil.TempDir(os.TempDir(), "gitea-"+repo.Name)
if err != nil {
return fmt.Errorf("Failed to create temp dir for repository %s: %v", repo.RepoPath(), err)
}
defer func() {
if err := util.RemoveAll(tmpDir); err != nil {
log.Error("RemoveAll: %v", err)
}
}()
if err = generateRepoCommit(repo, templateRepo, generateRepo, tmpDir); err != nil {
return fmt.Errorf("generateRepoCommit: %v", err)
}
// re-fetch repo
if repo, err = models.GetRepositoryByIDCtx(ctx, repo.ID); err != nil {
return fmt.Errorf("getRepositoryByID: %v", err)
}
repo.DefaultBranch = templateRepo.DefaultBranch
if err = models.UpdateRepositoryCtx(ctx, repo, false); err != nil {
return fmt.Errorf("updateRepository: %v", err)
}
return nil
}
// GenerateGitContent generates git content from a template repository
func GenerateGitContent(ctx models.DBContext, templateRepo, generateRepo *models.Repository) error {
if err := generateGitContent(ctx, generateRepo, templateRepo, generateRepo); err != nil {
return err
}
if err := generateRepo.UpdateSize(ctx); err != nil {
return fmt.Errorf("failed to update size for repository: %v", err)
}
if err := models.CopyLFS(ctx, generateRepo, templateRepo); err != nil {
return fmt.Errorf("failed to copy LFS: %v", err)
}
return nil
}
// GenerateRepository generates a repository from a template
func GenerateRepository(ctx models.DBContext, doer, owner *models.User, templateRepo *models.Repository, opts models.GenerateRepoOptions) (_ *models.Repository, err error) {
generateRepo := &models.Repository{
OwnerID: owner.ID,
Owner: owner,
OwnerName: owner.Name,
Name: opts.Name,
LowerName: strings.ToLower(opts.Name),
Description: opts.Description,
IsPrivate: opts.Private,
IsEmpty: !opts.GitContent || templateRepo.IsEmpty,
IsFsckEnabled: templateRepo.IsFsckEnabled,
TemplateID: templateRepo.ID,
TrustModel: templateRepo.TrustModel,
}
if err = models.CreateRepository(ctx, doer, owner, generateRepo, false); err != nil {
return nil, err
}
repoPath := generateRepo.RepoPath()
isExist, err := util.IsExist(repoPath)
if err != nil {
log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
return nil, err
}
if isExist {
return nil, models.ErrRepoFilesAlreadyExist{
Uname: generateRepo.OwnerName,
Name: generateRepo.Name,
}
}
if err = checkInitRepository(owner.Name, generateRepo.Name); err != nil {
return generateRepo, err
}
return generateRepo, nil
}