repo.go 12 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 context
  5. import (
  6. "fmt"
  7. "path"
  8. "strings"
  9. "github.com/Unknwon/com"
  10. "gopkg.in/macaron.v1"
  11. "github.com/gogits/git-module"
  12. "github.com/gogits/gogs/models"
  13. "github.com/gogits/gogs/modules/log"
  14. "github.com/gogits/gogs/modules/setting"
  15. )
  16. type PullRequest struct {
  17. BaseRepo *models.Repository
  18. Allowed bool
  19. SameRepo bool
  20. HeadInfo string // [<user>:]<branch>
  21. }
  22. type Repository struct {
  23. AccessMode models.AccessMode
  24. IsWatching bool
  25. IsViewBranch bool
  26. IsViewTag bool
  27. IsViewCommit bool
  28. Repository *models.Repository
  29. Owner *models.User
  30. Commit *git.Commit
  31. Tag *git.Tag
  32. GitRepo *git.Repository
  33. BranchName string
  34. TagName string
  35. TreeName string
  36. CommitID string
  37. RepoLink string
  38. CloneLink models.CloneLink
  39. CommitsCount int64
  40. Mirror *models.Mirror
  41. PullRequest *PullRequest
  42. }
  43. // IsOwner returns true if current user is the owner of repository.
  44. func (r *Repository) IsOwner() bool {
  45. return r.AccessMode >= models.ACCESS_MODE_OWNER
  46. }
  47. // IsAdmin returns true if current user has admin or higher access of repository.
  48. func (r *Repository) IsAdmin() bool {
  49. return r.AccessMode >= models.ACCESS_MODE_ADMIN
  50. }
  51. // IsWriter returns true if current user has write or higher access of repository.
  52. func (r *Repository) IsWriter() bool {
  53. return r.AccessMode >= models.ACCESS_MODE_WRITE
  54. }
  55. // HasAccess returns true if the current user has at least read access for this repository
  56. func (r *Repository) HasAccess() bool {
  57. return r.AccessMode >= models.ACCESS_MODE_READ
  58. }
  59. func RetrieveBaseRepo(ctx *Context, repo *models.Repository) {
  60. // Non-fork repository will not return error in this method.
  61. if err := repo.GetBaseRepo(); err != nil {
  62. if models.IsErrRepoNotExist(err) {
  63. repo.IsFork = false
  64. repo.ForkID = 0
  65. return
  66. }
  67. ctx.Handle(500, "GetBaseRepo", err)
  68. return
  69. } else if err = repo.BaseRepo.GetOwner(); err != nil {
  70. ctx.Handle(500, "BaseRepo.GetOwner", err)
  71. return
  72. }
  73. }
  74. // composeGoGetImport returns go-get-import meta content.
  75. func composeGoGetImport(owner, repo string) string {
  76. return path.Join(setting.Domain, setting.AppSubUrl, owner, repo)
  77. }
  78. // earlyResponseForGoGetMeta responses appropriate go-get meta with status 200
  79. // if user does not have actual access to the requested repository,
  80. // or the owner or repository does not exist at all.
  81. // This is particular a workaround for "go get" command which does not respect
  82. // .netrc file.
  83. func earlyResponseForGoGetMeta(ctx *Context) {
  84. ctx.PlainText(200, []byte(com.Expand(`<meta name="go-import" content="{GoGetImport} git {CloneLink}">`,
  85. map[string]string{
  86. "GoGetImport": composeGoGetImport(ctx.Params(":username"), ctx.Params(":reponame")),
  87. "CloneLink": models.ComposeHTTPSCloneURL(ctx.Params(":username"), ctx.Params(":reponame")),
  88. })))
  89. }
  90. func RepoAssignment(args ...bool) macaron.Handler {
  91. return func(ctx *Context) {
  92. var (
  93. displayBare bool // To display bare page if it is a bare repo.
  94. )
  95. if len(args) >= 1 {
  96. displayBare = args[0]
  97. }
  98. var (
  99. owner *models.User
  100. err error
  101. )
  102. userName := ctx.Params(":username")
  103. repoName := ctx.Params(":reponame")
  104. refName := ctx.Params(":branchname")
  105. if len(refName) == 0 {
  106. refName = ctx.Params(":path")
  107. }
  108. // Check if the user is the same as the repository owner
  109. if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
  110. owner = ctx.User
  111. } else {
  112. owner, err = models.GetUserByName(userName)
  113. if err != nil {
  114. if models.IsErrUserNotExist(err) {
  115. if ctx.Query("go-get") == "1" {
  116. earlyResponseForGoGetMeta(ctx)
  117. return
  118. }
  119. ctx.Handle(404, "GetUserByName", err)
  120. } else {
  121. ctx.Handle(500, "GetUserByName", err)
  122. }
  123. return
  124. }
  125. }
  126. ctx.Repo.Owner = owner
  127. // Get repository.
  128. repo, err := models.GetRepositoryByName(owner.ID, repoName)
  129. if err != nil {
  130. if models.IsErrRepoNotExist(err) {
  131. if ctx.Query("go-get") == "1" {
  132. earlyResponseForGoGetMeta(ctx)
  133. return
  134. }
  135. ctx.Handle(404, "GetRepositoryByName", err)
  136. } else {
  137. ctx.Handle(500, "GetRepositoryByName", err)
  138. }
  139. return
  140. } else if err = repo.GetOwner(); err != nil {
  141. ctx.Handle(500, "GetOwner", err)
  142. return
  143. }
  144. // Admin has super access.
  145. if ctx.IsSigned && ctx.User.IsAdmin {
  146. ctx.Repo.AccessMode = models.ACCESS_MODE_OWNER
  147. } else {
  148. mode, err := models.AccessLevel(ctx.User, repo)
  149. if err != nil {
  150. ctx.Handle(500, "AccessLevel", err)
  151. return
  152. }
  153. ctx.Repo.AccessMode = mode
  154. }
  155. // Check access.
  156. if ctx.Repo.AccessMode == models.ACCESS_MODE_NONE {
  157. if ctx.Query("go-get") == "1" {
  158. earlyResponseForGoGetMeta(ctx)
  159. return
  160. }
  161. ctx.Handle(404, "no access right", err)
  162. return
  163. }
  164. ctx.Data["HasAccess"] = true
  165. if repo.IsMirror {
  166. ctx.Repo.Mirror, err = models.GetMirror(repo.ID)
  167. if err != nil {
  168. ctx.Handle(500, "GetMirror", err)
  169. return
  170. }
  171. ctx.Data["MirrorEnablePrune"] = ctx.Repo.Mirror.EnablePrune
  172. ctx.Data["MirrorInterval"] = ctx.Repo.Mirror.Interval
  173. ctx.Data["Mirror"] = ctx.Repo.Mirror
  174. }
  175. ctx.Repo.Repository = repo
  176. ctx.Data["IsBareRepo"] = ctx.Repo.Repository.IsBare
  177. gitRepo, err := git.OpenRepository(models.RepoPath(userName, repoName))
  178. if err != nil {
  179. ctx.Handle(500, "RepoAssignment Invalid repo "+models.RepoPath(userName, repoName), err)
  180. return
  181. }
  182. ctx.Repo.GitRepo = gitRepo
  183. ctx.Repo.RepoLink = repo.Link()
  184. ctx.Data["RepoLink"] = ctx.Repo.RepoLink
  185. ctx.Data["RepoRelPath"] = ctx.Repo.Owner.Name + "/" + ctx.Repo.Repository.Name
  186. tags, err := ctx.Repo.GitRepo.GetTags()
  187. if err != nil {
  188. ctx.Handle(500, "GetTags", err)
  189. return
  190. }
  191. ctx.Data["Tags"] = tags
  192. ctx.Repo.Repository.NumTags = len(tags)
  193. ctx.Data["Title"] = owner.Name + "/" + repo.Name
  194. ctx.Data["Repository"] = repo
  195. ctx.Data["Owner"] = ctx.Repo.Repository.Owner
  196. ctx.Data["IsRepositoryOwner"] = ctx.Repo.IsOwner()
  197. ctx.Data["IsRepositoryAdmin"] = ctx.Repo.IsAdmin()
  198. ctx.Data["IsRepositoryWriter"] = ctx.Repo.IsWriter()
  199. ctx.Data["DisableSSH"] = setting.SSH.Disabled
  200. ctx.Data["CloneLink"] = repo.CloneLink()
  201. ctx.Data["WikiCloneLink"] = repo.WikiCloneLink()
  202. if ctx.IsSigned {
  203. ctx.Data["IsWatchingRepo"] = models.IsWatching(ctx.User.ID, repo.ID)
  204. ctx.Data["IsStaringRepo"] = models.IsStaring(ctx.User.ID, repo.ID)
  205. }
  206. // repo is bare and display enable
  207. if ctx.Repo.Repository.IsBare {
  208. log.Debug("Bare repository: %s", ctx.Repo.RepoLink)
  209. // NOTE: to prevent templating error
  210. ctx.Data["BranchName"] = ""
  211. if displayBare {
  212. if !ctx.Repo.IsAdmin() {
  213. ctx.Flash.Info(ctx.Tr("repo.repo_is_empty"), true)
  214. }
  215. ctx.HTML(200, "repo/bare")
  216. }
  217. return
  218. }
  219. ctx.Data["TagName"] = ctx.Repo.TagName
  220. brs, err := ctx.Repo.GitRepo.GetBranches()
  221. if err != nil {
  222. ctx.Handle(500, "GetBranches", err)
  223. return
  224. }
  225. ctx.Data["Branches"] = brs
  226. ctx.Data["BrancheCount"] = len(brs)
  227. // If not branch selected, try default one.
  228. // If default branch doesn't exists, fall back to some other branch.
  229. if len(ctx.Repo.BranchName) == 0 {
  230. if len(ctx.Repo.Repository.DefaultBranch) > 0 && gitRepo.IsBranchExist(ctx.Repo.Repository.DefaultBranch) {
  231. ctx.Repo.BranchName = ctx.Repo.Repository.DefaultBranch
  232. } else if len(brs) > 0 {
  233. ctx.Repo.BranchName = brs[0]
  234. }
  235. }
  236. ctx.Data["BranchName"] = ctx.Repo.BranchName
  237. ctx.Data["CommitID"] = ctx.Repo.CommitID
  238. if repo.IsFork {
  239. RetrieveBaseRepo(ctx, repo)
  240. if ctx.Written() {
  241. return
  242. }
  243. }
  244. // People who have push access or have fored repository can propose a new pull request.
  245. if ctx.Repo.IsWriter() || (ctx.IsSigned && ctx.User.HasForkedRepo(ctx.Repo.Repository.ID)) {
  246. // Pull request is allowed if this is a fork repository
  247. // and base repository accepts pull requests.
  248. if repo.BaseRepo != nil {
  249. if repo.BaseRepo.AllowsPulls() {
  250. ctx.Data["BaseRepo"] = repo.BaseRepo
  251. ctx.Repo.PullRequest.BaseRepo = repo.BaseRepo
  252. ctx.Repo.PullRequest.Allowed = true
  253. ctx.Repo.PullRequest.HeadInfo = ctx.Repo.Owner.Name + ":" + ctx.Repo.BranchName
  254. }
  255. } else {
  256. // Or, this is repository accepts pull requests between branches.
  257. if repo.AllowsPulls() {
  258. ctx.Data["BaseRepo"] = repo
  259. ctx.Repo.PullRequest.BaseRepo = repo
  260. ctx.Repo.PullRequest.Allowed = true
  261. ctx.Repo.PullRequest.SameRepo = true
  262. ctx.Repo.PullRequest.HeadInfo = ctx.Repo.BranchName
  263. }
  264. }
  265. }
  266. ctx.Data["PullRequestCtx"] = ctx.Repo.PullRequest
  267. if ctx.Query("go-get") == "1" {
  268. ctx.Data["GoGetImport"] = composeGoGetImport(owner.Name, repo.Name)
  269. prefix := setting.AppUrl + path.Join(owner.Name, repo.Name, "src", ctx.Repo.BranchName)
  270. ctx.Data["GoDocDirectory"] = prefix + "{/dir}"
  271. ctx.Data["GoDocFile"] = prefix + "{/dir}/{file}#L{line}"
  272. }
  273. }
  274. }
  275. // RepoRef handles repository reference name including those contain `/`.
  276. func RepoRef() macaron.Handler {
  277. return func(ctx *Context) {
  278. // Empty repository does not have reference information.
  279. if ctx.Repo.Repository.IsBare {
  280. return
  281. }
  282. var (
  283. refName string
  284. err error
  285. )
  286. // For API calls.
  287. if ctx.Repo.GitRepo == nil {
  288. repoPath := models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
  289. gitRepo, err := git.OpenRepository(repoPath)
  290. if err != nil {
  291. ctx.Handle(500, "RepoRef Invalid repo "+repoPath, err)
  292. return
  293. }
  294. ctx.Repo.GitRepo = gitRepo
  295. }
  296. // Get default branch.
  297. if len(ctx.Params("*")) == 0 {
  298. refName = ctx.Repo.Repository.DefaultBranch
  299. if !ctx.Repo.GitRepo.IsBranchExist(refName) {
  300. brs, err := ctx.Repo.GitRepo.GetBranches()
  301. if err != nil {
  302. ctx.Handle(500, "GetBranches", err)
  303. return
  304. }
  305. refName = brs[0]
  306. }
  307. ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetBranchCommit(refName)
  308. if err != nil {
  309. ctx.Handle(500, "GetBranchCommit", err)
  310. return
  311. }
  312. ctx.Repo.CommitID = ctx.Repo.Commit.ID.String()
  313. ctx.Repo.IsViewBranch = true
  314. } else {
  315. hasMatched := false
  316. parts := strings.Split(ctx.Params("*"), "/")
  317. for i, part := range parts {
  318. refName = strings.TrimPrefix(refName+"/"+part, "/")
  319. if ctx.Repo.GitRepo.IsBranchExist(refName) ||
  320. ctx.Repo.GitRepo.IsTagExist(refName) {
  321. if i < len(parts)-1 {
  322. ctx.Repo.TreeName = strings.Join(parts[i+1:], "/")
  323. }
  324. hasMatched = true
  325. break
  326. }
  327. }
  328. if !hasMatched && len(parts[0]) == 40 {
  329. refName = parts[0]
  330. ctx.Repo.TreeName = strings.Join(parts[1:], "/")
  331. }
  332. if ctx.Repo.GitRepo.IsBranchExist(refName) {
  333. ctx.Repo.IsViewBranch = true
  334. ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetBranchCommit(refName)
  335. if err != nil {
  336. ctx.Handle(500, "GetBranchCommit", err)
  337. return
  338. }
  339. ctx.Repo.CommitID = ctx.Repo.Commit.ID.String()
  340. } else if ctx.Repo.GitRepo.IsTagExist(refName) {
  341. ctx.Repo.IsViewTag = true
  342. ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetTagCommit(refName)
  343. if err != nil {
  344. ctx.Handle(500, "GetTagCommit", err)
  345. return
  346. }
  347. ctx.Repo.CommitID = ctx.Repo.Commit.ID.String()
  348. } else if len(refName) == 40 {
  349. ctx.Repo.IsViewCommit = true
  350. ctx.Repo.CommitID = refName
  351. ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetCommit(refName)
  352. if err != nil {
  353. ctx.Handle(404, "GetCommit", nil)
  354. return
  355. }
  356. } else {
  357. ctx.Handle(404, "RepoRef invalid repo", fmt.Errorf("branch or tag not exist: %s", refName))
  358. return
  359. }
  360. }
  361. ctx.Repo.BranchName = refName
  362. ctx.Data["BranchName"] = ctx.Repo.BranchName
  363. ctx.Data["CommitID"] = ctx.Repo.CommitID
  364. ctx.Data["IsViewBranch"] = ctx.Repo.IsViewBranch
  365. ctx.Data["IsViewTag"] = ctx.Repo.IsViewTag
  366. ctx.Data["IsViewCommit"] = ctx.Repo.IsViewCommit
  367. ctx.Repo.CommitsCount, err = ctx.Repo.Commit.CommitsCount()
  368. if err != nil {
  369. ctx.Handle(500, "CommitsCount", err)
  370. return
  371. }
  372. ctx.Data["CommitsCount"] = ctx.Repo.CommitsCount
  373. }
  374. }
  375. func RequireRepoAdmin() macaron.Handler {
  376. return func(ctx *Context) {
  377. if !ctx.IsSigned || (!ctx.Repo.IsAdmin() && !ctx.User.IsAdmin) {
  378. ctx.Handle(404, ctx.Req.RequestURI, nil)
  379. return
  380. }
  381. }
  382. }
  383. func RequireRepoWriter() macaron.Handler {
  384. return func(ctx *Context) {
  385. if !ctx.IsSigned || (!ctx.Repo.IsWriter() && !ctx.User.IsAdmin) {
  386. ctx.Handle(404, ctx.Req.RequestURI, nil)
  387. return
  388. }
  389. }
  390. }
  391. // GitHookService checks if repository Git hooks service has been enabled.
  392. func GitHookService() macaron.Handler {
  393. return func(ctx *Context) {
  394. if !ctx.User.CanEditGitHook() {
  395. ctx.Handle(404, "GitHookService", nil)
  396. return
  397. }
  398. }
  399. }