repo.go 14 KB

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  1. // Copyright 2014 The Gogs Authors. All rights reserved.
  2. // Use of this source code is governed by a MIT-style
  3. // license that can be found in the LICENSE file.
  4. package models
  5. import (
  6. "errors"
  7. "fmt"
  8. "io/ioutil"
  9. "os"
  10. "os/exec"
  11. "path/filepath"
  12. "regexp"
  13. "strings"
  14. "time"
  15. "unicode/utf8"
  16. "github.com/Unknwon/cae/zip"
  17. "github.com/Unknwon/com"
  18. "github.com/gogits/git"
  19. "github.com/gogits/gogs/modules/base"
  20. "github.com/gogits/gogs/modules/log"
  21. )
  22. var (
  23. ErrRepoAlreadyExist = errors.New("Repository already exist")
  24. ErrRepoNotExist = errors.New("Repository does not exist")
  25. ErrRepoFileNotExist = errors.New("Target Repo file does not exist")
  26. ErrRepoNameIllegal = errors.New("Repository name contains illegal characters")
  27. ErrRepoFileNotLoaded = fmt.Errorf("repo file not loaded")
  28. )
  29. var (
  30. LanguageIgns, Licenses []string
  31. )
  32. func LoadRepoConfig() {
  33. LanguageIgns = strings.Split(base.Cfg.MustValue("repository", "LANG_IGNS"), "|")
  34. Licenses = strings.Split(base.Cfg.MustValue("repository", "LICENSES"), "|")
  35. }
  36. func NewRepoContext() {
  37. zip.Verbose = false
  38. // Check if server has basic git setting.
  39. stdout, _, err := com.ExecCmd("git", "config", "--get", "user.name")
  40. if err != nil {
  41. fmt.Printf("repo.init(fail to get git user.name): %v", err)
  42. os.Exit(2)
  43. } else if len(stdout) == 0 {
  44. if _, _, err = com.ExecCmd("git", "config", "--global", "user.email", "gogitservice@gmail.com"); err != nil {
  45. fmt.Printf("repo.init(fail to set git user.email): %v", err)
  46. os.Exit(2)
  47. } else if _, _, err = com.ExecCmd("git", "config", "--global", "user.name", "Gogs"); err != nil {
  48. fmt.Printf("repo.init(fail to set git user.name): %v", err)
  49. os.Exit(2)
  50. }
  51. }
  52. // Initialize illegal patterns.
  53. for i := range illegalPatterns[1:] {
  54. pattern := ""
  55. for j := range illegalPatterns[i+1] {
  56. pattern += "[" + string(illegalPatterns[i+1][j]-32) + string(illegalPatterns[i+1][j]) + "]"
  57. }
  58. illegalPatterns[i+1] = pattern
  59. }
  60. }
  61. // Repository represents a git repository.
  62. type Repository struct {
  63. Id int64
  64. OwnerId int64 `xorm:"unique(s)"`
  65. ForkId int64
  66. LowerName string `xorm:"unique(s) index not null"`
  67. Name string `xorm:"index not null"`
  68. Description string
  69. Website string
  70. NumWatches int
  71. NumStars int
  72. NumForks int
  73. IsPrivate bool
  74. IsBare bool
  75. Created time.Time `xorm:"created"`
  76. Updated time.Time `xorm:"updated"`
  77. }
  78. // IsRepositoryExist returns true if the repository with given name under user has already existed.
  79. func IsRepositoryExist(user *User, repoName string) (bool, error) {
  80. repo := Repository{OwnerId: user.Id}
  81. has, err := orm.Where("lower_name = ?", strings.ToLower(repoName)).Get(&repo)
  82. if err != nil {
  83. return has, err
  84. }
  85. s, err := os.Stat(RepoPath(user.Name, repoName))
  86. if err != nil {
  87. return false, nil // Error simply means does not exist, but we don't want to show up.
  88. }
  89. return s.IsDir(), nil
  90. }
  91. var (
  92. // Define as all lower case!!
  93. illegalPatterns = []string{"[.][Gg][Ii][Tt]", "raw", "user", "help", "stars", "issues", "pulls", "commits", "admin", "repo", "template", "admin"}
  94. )
  95. // IsLegalName returns false if name contains illegal characters.
  96. func IsLegalName(repoName string) bool {
  97. for _, pattern := range illegalPatterns {
  98. has, _ := regexp.MatchString(pattern, repoName)
  99. if has {
  100. return false
  101. }
  102. }
  103. return true
  104. }
  105. // CreateRepository creates a repository for given user or orgnaziation.
  106. func CreateRepository(user *User, repoName, desc, repoLang, license string, private bool, initReadme bool) (*Repository, error) {
  107. if !IsLegalName(repoName) {
  108. return nil, ErrRepoNameIllegal
  109. }
  110. isExist, err := IsRepositoryExist(user, repoName)
  111. if err != nil {
  112. return nil, err
  113. } else if isExist {
  114. return nil, ErrRepoAlreadyExist
  115. }
  116. repo := &Repository{
  117. OwnerId: user.Id,
  118. Name: repoName,
  119. LowerName: strings.ToLower(repoName),
  120. Description: desc,
  121. IsPrivate: private,
  122. IsBare: repoLang == "" && license == "" && !initReadme,
  123. }
  124. repoPath := RepoPath(user.Name, repoName)
  125. if err = initRepository(repoPath, user, repo, initReadme, repoLang, license); err != nil {
  126. return nil, err
  127. }
  128. session := orm.NewSession()
  129. defer session.Close()
  130. session.Begin()
  131. if _, err = session.Insert(repo); err != nil {
  132. if err2 := os.RemoveAll(repoPath); err2 != nil {
  133. log.Error("repo.CreateRepository(repo): %v", err)
  134. return nil, errors.New(fmt.Sprintf(
  135. "delete repo directory %s/%s failed(1): %v", user.Name, repoName, err2))
  136. }
  137. session.Rollback()
  138. return nil, err
  139. }
  140. access := Access{
  141. UserName: user.Name,
  142. RepoName: repo.Name,
  143. Mode: AU_WRITABLE,
  144. }
  145. if _, err = session.Insert(&access); err != nil {
  146. session.Rollback()
  147. if err2 := os.RemoveAll(repoPath); err2 != nil {
  148. log.Error("repo.CreateRepository(access): %v", err)
  149. return nil, errors.New(fmt.Sprintf(
  150. "delete repo directory %s/%s failed(2): %v", user.Name, repoName, err2))
  151. }
  152. return nil, err
  153. }
  154. rawSql := "UPDATE `user` SET num_repos = num_repos + 1 WHERE id = ?"
  155. if _, err = session.Exec(rawSql, user.Id); err != nil {
  156. session.Rollback()
  157. if err2 := os.RemoveAll(repoPath); err2 != nil {
  158. log.Error("repo.CreateRepository(repo count): %v", err)
  159. return nil, errors.New(fmt.Sprintf(
  160. "delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
  161. }
  162. return nil, err
  163. }
  164. if err = session.Commit(); err != nil {
  165. session.Rollback()
  166. if err2 := os.RemoveAll(repoPath); err2 != nil {
  167. log.Error("repo.CreateRepository(commit): %v", err)
  168. return nil, errors.New(fmt.Sprintf(
  169. "delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
  170. }
  171. return nil, err
  172. }
  173. c := exec.Command("git", "update-server-info")
  174. c.Dir = repoPath
  175. err = c.Run()
  176. if err != nil {
  177. log.Error("repo.CreateRepository(exec update-server-info): %v", err)
  178. }
  179. return repo, NewRepoAction(user, repo)
  180. }
  181. // extractGitBareZip extracts git-bare.zip to repository path.
  182. func extractGitBareZip(repoPath string) error {
  183. z, err := zip.Open("conf/content/git-bare.zip")
  184. if err != nil {
  185. fmt.Println("shi?")
  186. return err
  187. }
  188. defer z.Close()
  189. return z.ExtractTo(repoPath)
  190. }
  191. // initRepoCommit temporarily changes with work directory.
  192. func initRepoCommit(tmpPath string, sig *git.Signature) (err error) {
  193. var stderr string
  194. if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "add", "--all"); err != nil {
  195. return err
  196. }
  197. log.Trace("stderr(1): %s", stderr)
  198. if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
  199. "-m", "Init commit"); err != nil {
  200. return err
  201. }
  202. log.Trace("stderr(2): %s", stderr)
  203. if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "push", "origin", "master"); err != nil {
  204. return err
  205. }
  206. log.Trace("stderr(3): %s", stderr)
  207. return nil
  208. }
  209. // InitRepository initializes README and .gitignore if needed.
  210. func initRepository(f string, user *User, repo *Repository, initReadme bool, repoLang, license string) error {
  211. repoPath := RepoPath(user.Name, repo.Name)
  212. // Create bare new repository.
  213. if err := extractGitBareZip(repoPath); err != nil {
  214. return err
  215. }
  216. /*
  217. // hook/post-update
  218. pu, err := os.OpenFile(filepath.Join(repoPath, "hooks", "post-update"), os.O_CREATE|os.O_WRONLY, 0777)
  219. if err != nil {
  220. return err
  221. }
  222. defer pu.Close()
  223. // TODO: Windows .bat
  224. if _, err = pu.WriteString(fmt.Sprintf("#!/usr/bin/env bash\n%s update\n", appPath)); err != nil {
  225. return err
  226. }
  227. // hook/post-update
  228. pu2, err := os.OpenFile(filepath.Join(repoPath, "hooks", "post-receive"), os.O_CREATE|os.O_WRONLY, 0777)
  229. if err != nil {
  230. return err
  231. }
  232. defer pu2.Close()
  233. // TODO: Windows .bat
  234. if _, err = pu2.WriteString("#!/usr/bin/env bash\ngit update-server-info\n"); err != nil {
  235. return err
  236. }
  237. */
  238. // Initialize repository according to user's choice.
  239. fileName := map[string]string{}
  240. if initReadme {
  241. fileName["readme"] = "README.md"
  242. }
  243. if repoLang != "" {
  244. fileName["gitign"] = ".gitignore"
  245. }
  246. if license != "" {
  247. fileName["license"] = "LICENSE"
  248. }
  249. // Clone to temprory path and do the init commit.
  250. tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("%d", time.Now().Nanosecond()))
  251. os.MkdirAll(tmpDir, os.ModePerm)
  252. if _, _, err := com.ExecCmd("git", "clone", repoPath, tmpDir); err != nil {
  253. return err
  254. }
  255. // README
  256. if initReadme {
  257. defaultReadme := repo.Name + "\n" + strings.Repeat("=",
  258. utf8.RuneCountInString(repo.Name)) + "\n\n" + repo.Description
  259. if err := ioutil.WriteFile(filepath.Join(tmpDir, fileName["readme"]),
  260. []byte(defaultReadme), 0644); err != nil {
  261. return err
  262. }
  263. }
  264. // .gitignore
  265. if repoLang != "" {
  266. filePath := "conf/gitignore/" + repoLang
  267. if com.IsFile(filePath) {
  268. if _, err := com.Copy(filePath,
  269. filepath.Join(tmpDir, fileName["gitign"])); err != nil {
  270. return err
  271. }
  272. }
  273. }
  274. // LICENSE
  275. if license != "" {
  276. filePath := "conf/license/" + license
  277. if com.IsFile(filePath) {
  278. if _, err := com.Copy(filePath,
  279. filepath.Join(tmpDir, fileName["license"])); err != nil {
  280. return err
  281. }
  282. }
  283. }
  284. if len(fileName) == 0 {
  285. return nil
  286. }
  287. // Apply changes and commit.
  288. if err := initRepoCommit(tmpDir, user.NewGitSig()); err != nil {
  289. return err
  290. }
  291. return nil
  292. }
  293. // UserRepo reporesents a repository with user name.
  294. type UserRepo struct {
  295. *Repository
  296. UserName string
  297. }
  298. // GetRepos returns given number of repository objects with offset.
  299. func GetRepos(num, offset int) ([]UserRepo, error) {
  300. repos := make([]Repository, 0, num)
  301. if err := orm.Limit(num, offset).Asc("id").Find(&repos); err != nil {
  302. return nil, err
  303. }
  304. urepos := make([]UserRepo, len(repos))
  305. for i := range repos {
  306. urepos[i].Repository = &repos[i]
  307. u := new(User)
  308. has, err := orm.Id(urepos[i].Repository.OwnerId).Get(u)
  309. if err != nil {
  310. return nil, err
  311. } else if !has {
  312. return nil, ErrUserNotExist
  313. }
  314. urepos[i].UserName = u.Name
  315. }
  316. return urepos, nil
  317. }
  318. func RepoPath(userName, repoName string) string {
  319. return filepath.Join(UserPath(userName), repoName+".git")
  320. }
  321. func UpdateRepository(repo *Repository) error {
  322. if len(repo.Description) > 255 {
  323. repo.Description = repo.Description[:255]
  324. }
  325. if len(repo.Website) > 255 {
  326. repo.Website = repo.Website[:255]
  327. }
  328. _, err := orm.Id(repo.Id).AllCols().Update(repo)
  329. return err
  330. }
  331. // DeleteRepository deletes a repository for a user or orgnaztion.
  332. func DeleteRepository(userId, repoId int64, userName string) (err error) {
  333. repo := &Repository{Id: repoId, OwnerId: userId}
  334. has, err := orm.Get(repo)
  335. if err != nil {
  336. return err
  337. } else if !has {
  338. return ErrRepoNotExist
  339. }
  340. session := orm.NewSession()
  341. if err = session.Begin(); err != nil {
  342. return err
  343. }
  344. if _, err = session.Delete(&Repository{Id: repoId}); err != nil {
  345. session.Rollback()
  346. return err
  347. }
  348. if _, err := session.Delete(&Access{UserName: userName, RepoName: repo.Name}); err != nil {
  349. session.Rollback()
  350. return err
  351. }
  352. rawSql := "UPDATE `user` SET num_repos = num_repos - 1 WHERE id = ?"
  353. if _, err = session.Exec(rawSql, userId); err != nil {
  354. session.Rollback()
  355. return err
  356. }
  357. if _, err = session.Delete(&Watch{RepoId: repoId}); err != nil {
  358. session.Rollback()
  359. return err
  360. }
  361. if err = session.Commit(); err != nil {
  362. session.Rollback()
  363. return err
  364. }
  365. if err = os.RemoveAll(RepoPath(userName, repo.Name)); err != nil {
  366. // TODO: log and delete manully
  367. log.Error("delete repo %s/%s failed: %v", userName, repo.Name, err)
  368. return err
  369. }
  370. return nil
  371. }
  372. // GetRepositoryByName returns the repository by given name under user if exists.
  373. func GetRepositoryByName(userId int64, repoName string) (*Repository, error) {
  374. repo := &Repository{
  375. OwnerId: userId,
  376. LowerName: strings.ToLower(repoName),
  377. }
  378. has, err := orm.Get(repo)
  379. if err != nil {
  380. return nil, err
  381. } else if !has {
  382. return nil, ErrRepoNotExist
  383. }
  384. return repo, err
  385. }
  386. // GetRepositoryById returns the repository by given id if exists.
  387. func GetRepositoryById(id int64) (repo *Repository, err error) {
  388. has, err := orm.Id(id).Get(repo)
  389. if err != nil {
  390. return nil, err
  391. } else if !has {
  392. return nil, ErrRepoNotExist
  393. }
  394. return repo, err
  395. }
  396. // GetRepositories returns the list of repositories of given user.
  397. func GetRepositories(user *User) ([]Repository, error) {
  398. repos := make([]Repository, 0, 10)
  399. err := orm.Desc("updated").Find(&repos, &Repository{OwnerId: user.Id})
  400. return repos, err
  401. }
  402. func GetRepositoryCount(user *User) (int64, error) {
  403. return orm.Count(&Repository{OwnerId: user.Id})
  404. }
  405. // Watch is connection request for receiving repository notifycation.
  406. type Watch struct {
  407. Id int64
  408. RepoId int64 `xorm:"UNIQUE(watch)"`
  409. UserId int64 `xorm:"UNIQUE(watch)"`
  410. }
  411. // Watch or unwatch repository.
  412. func WatchRepo(userId, repoId int64, watch bool) (err error) {
  413. if watch {
  414. if _, err = orm.Insert(&Watch{RepoId: repoId, UserId: userId}); err != nil {
  415. return err
  416. }
  417. rawSql := "UPDATE `repository` SET num_watches = num_watches + 1 WHERE id = ?"
  418. _, err = orm.Exec(rawSql, repoId)
  419. } else {
  420. if _, err = orm.Delete(&Watch{0, repoId, userId}); err != nil {
  421. return err
  422. }
  423. rawSql := "UPDATE `repository` SET num_watches = num_watches - 1 WHERE id = ?"
  424. _, err = orm.Exec(rawSql, repoId)
  425. }
  426. return err
  427. }
  428. // GetWatches returns all watches of given repository.
  429. func GetWatches(repoId int64) ([]Watch, error) {
  430. watches := make([]Watch, 0, 10)
  431. err := orm.Find(&watches, &Watch{RepoId: repoId})
  432. return watches, err
  433. }
  434. // NotifyWatchers creates batch of actions for every watcher.
  435. func NotifyWatchers(userId, repoId int64, opType int, userName, repoName, refName, content string) error {
  436. // Add feeds for user self and all watchers.
  437. watches, err := GetWatches(repoId)
  438. if err != nil {
  439. return errors.New("repo.NotifyWatchers(get watches): " + err.Error())
  440. }
  441. watches = append(watches, Watch{UserId: userId})
  442. for i := range watches {
  443. if userId == watches[i].UserId && i > 0 {
  444. continue // Do not add twice in case author watches his/her repository.
  445. }
  446. _, err = orm.InsertOne(&Action{
  447. UserId: watches[i].UserId,
  448. ActUserId: userId,
  449. ActUserName: userName,
  450. OpType: opType,
  451. Content: content,
  452. RepoId: repoId,
  453. RepoName: repoName,
  454. RefName: refName,
  455. })
  456. if err != nil {
  457. return errors.New("repo.NotifyWatchers(create action): " + err.Error())
  458. }
  459. }
  460. return nil
  461. }
  462. // IsWatching checks if user has watched given repository.
  463. func IsWatching(userId, repoId int64) bool {
  464. has, _ := orm.Get(&Watch{0, repoId, userId})
  465. return has
  466. }
  467. func StarReposiory(user *User, repoName string) error {
  468. return nil
  469. }
  470. func UnStarRepository() {
  471. }
  472. func WatchRepository() {
  473. }
  474. func UnWatchRepository() {
  475. }
  476. func ForkRepository(reposName string, userId int64) {
  477. }