Fork to maintain patches against the official gitea for https://code.ceondo.com https://github.com/go-gitea/gitea

view.go 11KB

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  1. // Copyright 2017 The Gitea Authors. All rights reserved.
  2. // Copyright 2014 The Gogs Authors. All rights reserved.
  3. // Use of this source code is governed by a MIT-style
  4. // license that can be found in the LICENSE file.
  5. package repo
  6. import (
  7. "bytes"
  8. "encoding/base64"
  9. "fmt"
  10. gotemplate "html/template"
  11. "io/ioutil"
  12. "path"
  13. "strconv"
  14. "strings"
  15. "code.gitea.io/git"
  16. "code.gitea.io/gitea/models"
  17. "code.gitea.io/gitea/modules/base"
  18. "code.gitea.io/gitea/modules/context"
  19. "code.gitea.io/gitea/modules/highlight"
  20. "code.gitea.io/gitea/modules/lfs"
  21. "code.gitea.io/gitea/modules/log"
  22. "code.gitea.io/gitea/modules/markup"
  23. "code.gitea.io/gitea/modules/setting"
  24. "code.gitea.io/gitea/modules/templates"
  25. "github.com/Unknwon/paginater"
  26. )
  27. const (
  28. tplRepoBARE base.TplName = "repo/bare"
  29. tplRepoHome base.TplName = "repo/home"
  30. tplWatchers base.TplName = "repo/watchers"
  31. tplForks base.TplName = "repo/forks"
  32. )
  33. func renderDirectory(ctx *context.Context, treeLink string) {
  34. tree, err := ctx.Repo.Commit.SubTree(ctx.Repo.TreePath)
  35. if err != nil {
  36. ctx.NotFoundOrServerError("Repo.Commit.SubTree", git.IsErrNotExist, err)
  37. return
  38. }
  39. entries, err := tree.ListEntries()
  40. if err != nil {
  41. ctx.Handle(500, "ListEntries", err)
  42. return
  43. }
  44. entries.CustomSort(base.NaturalSortLess)
  45. ctx.Data["Files"], err = entries.GetCommitsInfo(ctx.Repo.Commit, ctx.Repo.TreePath)
  46. if err != nil {
  47. ctx.Handle(500, "GetCommitsInfo", err)
  48. return
  49. }
  50. var readmeFile *git.Blob
  51. for _, entry := range entries {
  52. if entry.IsDir() {
  53. continue
  54. }
  55. if !markup.IsReadmeFile(entry.Name()) {
  56. continue
  57. }
  58. readmeFile = entry.Blob()
  59. if markup.Type(entry.Name()) != "" {
  60. break
  61. }
  62. }
  63. if readmeFile != nil {
  64. ctx.Data["RawFileLink"] = ""
  65. ctx.Data["ReadmeInList"] = true
  66. ctx.Data["ReadmeExist"] = true
  67. dataRc, err := readmeFile.DataAsync()
  68. if err != nil {
  69. ctx.Handle(500, "Data", err)
  70. return
  71. }
  72. defer dataRc.Close()
  73. buf := make([]byte, 1024)
  74. n, _ := dataRc.Read(buf)
  75. buf = buf[:n]
  76. isTextFile := base.IsTextFile(buf)
  77. ctx.Data["FileIsText"] = isTextFile
  78. ctx.Data["FileName"] = readmeFile.Name()
  79. // FIXME: what happens when README file is an image?
  80. if isTextFile {
  81. if readmeFile.Size() >= setting.UI.MaxDisplayFileSize {
  82. // Pretend that this is a normal text file to display 'This file is too large to be shown'
  83. ctx.Data["IsFileTooLarge"] = true
  84. ctx.Data["IsTextFile"] = true
  85. ctx.Data["FileSize"] = readmeFile.Size()
  86. } else {
  87. d, _ := ioutil.ReadAll(dataRc)
  88. buf = append(buf, d...)
  89. if markup.Type(readmeFile.Name()) != "" {
  90. ctx.Data["IsMarkup"] = true
  91. ctx.Data["FileContent"] = string(markup.Render(readmeFile.Name(), buf, treeLink, ctx.Repo.Repository.ComposeMetas()))
  92. } else {
  93. ctx.Data["IsRenderedHTML"] = true
  94. ctx.Data["FileContent"] = string(bytes.Replace(buf, []byte("\n"), []byte(`<br>`), -1))
  95. }
  96. }
  97. }
  98. }
  99. // Show latest commit info of repository in table header,
  100. // or of directory if not in root directory.
  101. latestCommit := ctx.Repo.Commit
  102. if len(ctx.Repo.TreePath) > 0 {
  103. latestCommit, err = ctx.Repo.Commit.GetCommitByPath(ctx.Repo.TreePath)
  104. if err != nil {
  105. ctx.Handle(500, "GetCommitByPath", err)
  106. return
  107. }
  108. }
  109. ctx.Data["LatestCommit"] = latestCommit
  110. ctx.Data["LatestCommitVerification"] = models.ParseCommitWithSignature(latestCommit)
  111. ctx.Data["LatestCommitUser"] = models.ValidateCommitWithEmail(latestCommit)
  112. statuses, err := models.GetLatestCommitStatus(ctx.Repo.Repository, ctx.Repo.Commit.ID.String(), 0)
  113. if err != nil {
  114. log.Error(3, "GetLatestCommitStatus: %v", err)
  115. }
  116. ctx.Data["LatestCommitStatus"] = models.CalcCommitStatus(statuses)
  117. // Check permission to add or upload new file.
  118. if ctx.Repo.IsWriter() && ctx.Repo.IsViewBranch {
  119. ctx.Data["CanAddFile"] = true
  120. ctx.Data["CanUploadFile"] = setting.Repository.Upload.Enabled
  121. }
  122. }
  123. func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink string) {
  124. ctx.Data["IsViewFile"] = true
  125. blob := entry.Blob()
  126. dataRc, err := blob.DataAsync()
  127. if err != nil {
  128. ctx.Handle(500, "DataAsync", err)
  129. return
  130. }
  131. defer dataRc.Close()
  132. ctx.Data["FileSize"] = blob.Size()
  133. ctx.Data["FileName"] = blob.Name()
  134. ctx.Data["HighlightClass"] = highlight.FileNameToHighlightClass(blob.Name())
  135. ctx.Data["RawFileLink"] = rawLink + "/" + ctx.Repo.TreePath
  136. buf := make([]byte, 1024)
  137. n, _ := dataRc.Read(buf)
  138. buf = buf[:n]
  139. isTextFile := base.IsTextFile(buf)
  140. ctx.Data["IsTextFile"] = isTextFile
  141. //Check for LFS meta file
  142. if isTextFile && setting.LFS.StartServer {
  143. headString := string(buf)
  144. if strings.HasPrefix(headString, models.LFSMetaFileIdentifier) {
  145. splitLines := strings.Split(headString, "\n")
  146. if len(splitLines) >= 3 {
  147. oid := strings.TrimPrefix(splitLines[1], models.LFSMetaFileOidPrefix)
  148. size, err := strconv.ParseInt(strings.TrimPrefix(splitLines[2], "size "), 10, 64)
  149. if len(oid) == 64 && err == nil {
  150. contentStore := &lfs.ContentStore{BasePath: setting.LFS.ContentPath}
  151. meta := &models.LFSMetaObject{Oid: oid}
  152. if contentStore.Exists(meta) {
  153. ctx.Data["IsTextFile"] = false
  154. isTextFile = false
  155. ctx.Data["IsLFSFile"] = true
  156. ctx.Data["FileSize"] = size
  157. filenameBase64 := base64.RawURLEncoding.EncodeToString([]byte(blob.Name()))
  158. ctx.Data["RawFileLink"] = fmt.Sprintf("%s%s/info/lfs/objects/%s/%s", setting.AppURL, ctx.Repo.Repository.FullName(), oid, filenameBase64)
  159. }
  160. }
  161. }
  162. }
  163. }
  164. // Assume file is not editable first.
  165. if !isTextFile {
  166. ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.cannot_edit_non_text_files")
  167. }
  168. switch {
  169. case isTextFile:
  170. if blob.Size() >= setting.UI.MaxDisplayFileSize {
  171. ctx.Data["IsFileTooLarge"] = true
  172. break
  173. }
  174. d, _ := ioutil.ReadAll(dataRc)
  175. buf = append(buf, d...)
  176. readmeExist := markup.IsReadmeFile(blob.Name())
  177. ctx.Data["ReadmeExist"] = readmeExist
  178. if markup.Type(blob.Name()) != "" {
  179. ctx.Data["IsMarkup"] = true
  180. ctx.Data["FileContent"] = string(markup.Render(blob.Name(), buf, path.Dir(treeLink), ctx.Repo.Repository.ComposeMetas()))
  181. } else if readmeExist {
  182. ctx.Data["IsRenderedHTML"] = true
  183. ctx.Data["FileContent"] = string(bytes.Replace(buf, []byte("\n"), []byte(`<br>`), -1))
  184. } else {
  185. // Building code view blocks with line number on server side.
  186. var fileContent string
  187. if content, err := templates.ToUTF8WithErr(buf); err != nil {
  188. if err != nil {
  189. log.Error(4, "ToUTF8WithErr: %v", err)
  190. }
  191. fileContent = string(buf)
  192. } else {
  193. fileContent = content
  194. }
  195. var output bytes.Buffer
  196. lines := strings.Split(fileContent, "\n")
  197. for index, line := range lines {
  198. line = gotemplate.HTMLEscapeString(line)
  199. if index != len(lines)-1 {
  200. line += "\n"
  201. }
  202. output.WriteString(fmt.Sprintf(`<li class="L%d" rel="L%d">%s</li>`, index+1, index+1, line))
  203. }
  204. ctx.Data["FileContent"] = gotemplate.HTML(output.String())
  205. output.Reset()
  206. for i := 0; i < len(lines); i++ {
  207. output.WriteString(fmt.Sprintf(`<span id="L%d">%d</span>`, i+1, i+1))
  208. }
  209. ctx.Data["LineNums"] = gotemplate.HTML(output.String())
  210. }
  211. if ctx.Repo.CanEnableEditor() {
  212. ctx.Data["CanEditFile"] = true
  213. ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.edit_this_file")
  214. } else if !ctx.Repo.IsViewBranch {
  215. ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
  216. } else if !ctx.Repo.IsWriter() {
  217. ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.fork_before_edit")
  218. }
  219. case base.IsPDFFile(buf):
  220. ctx.Data["IsPDFFile"] = true
  221. case base.IsVideoFile(buf):
  222. ctx.Data["IsVideoFile"] = true
  223. case base.IsImageFile(buf):
  224. ctx.Data["IsImageFile"] = true
  225. }
  226. if ctx.Repo.CanEnableEditor() {
  227. ctx.Data["CanDeleteFile"] = true
  228. ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.delete_this_file")
  229. } else if !ctx.Repo.IsViewBranch {
  230. ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
  231. } else if !ctx.Repo.IsWriter() {
  232. ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_have_write_access")
  233. }
  234. }
  235. // Home render repository home page
  236. func Home(ctx *context.Context) {
  237. if len(ctx.Repo.Repository.Units) > 0 {
  238. var firstUnit *models.Unit
  239. for _, repoUnit := range ctx.Repo.Repository.Units {
  240. if repoUnit.Type == models.UnitTypeCode {
  241. renderCode(ctx)
  242. return
  243. }
  244. unit, ok := models.Units[repoUnit.Type]
  245. if ok && (firstUnit == nil || !firstUnit.IsLessThan(unit)) {
  246. firstUnit = &unit
  247. }
  248. }
  249. if firstUnit != nil {
  250. ctx.Redirect(fmt.Sprintf("%s/%s%s", setting.AppSubURL, ctx.Repo.Repository.FullName(), firstUnit.URI))
  251. return
  252. }
  253. }
  254. ctx.Handle(404, "Home", fmt.Errorf(ctx.Tr("units.error.no_unit_allowed_repo")))
  255. }
  256. func renderCode(ctx *context.Context) {
  257. ctx.Data["PageIsViewCode"] = true
  258. if ctx.Repo.Repository.IsBare {
  259. ctx.HTML(200, tplRepoBARE)
  260. return
  261. }
  262. title := ctx.Repo.Repository.Owner.Name + "/" + ctx.Repo.Repository.Name
  263. if len(ctx.Repo.Repository.Description) > 0 {
  264. title += ": " + ctx.Repo.Repository.Description
  265. }
  266. ctx.Data["Title"] = title
  267. ctx.Data["RequireHighlightJS"] = true
  268. branchLink := ctx.Repo.RepoLink + "/src/" + ctx.Repo.BranchNameSubURL()
  269. treeLink := branchLink
  270. rawLink := ctx.Repo.RepoLink + "/raw/" + ctx.Repo.BranchNameSubURL()
  271. if len(ctx.Repo.TreePath) > 0 {
  272. treeLink += "/" + ctx.Repo.TreePath
  273. }
  274. // Get current entry user currently looking at.
  275. entry, err := ctx.Repo.Commit.GetTreeEntryByPath(ctx.Repo.TreePath)
  276. if err != nil {
  277. ctx.NotFoundOrServerError("Repo.Commit.GetTreeEntryByPath", git.IsErrNotExist, err)
  278. return
  279. }
  280. if entry.IsDir() {
  281. renderDirectory(ctx, treeLink)
  282. } else {
  283. renderFile(ctx, entry, treeLink, rawLink)
  284. }
  285. if ctx.Written() {
  286. return
  287. }
  288. var treeNames []string
  289. paths := make([]string, 0, 5)
  290. if len(ctx.Repo.TreePath) > 0 {
  291. treeNames = strings.Split(ctx.Repo.TreePath, "/")
  292. for i := range treeNames {
  293. paths = append(paths, strings.Join(treeNames[:i+1], "/"))
  294. }
  295. ctx.Data["HasParentPath"] = true
  296. if len(paths)-2 >= 0 {
  297. ctx.Data["ParentPath"] = "/" + paths[len(paths)-2]
  298. }
  299. }
  300. ctx.Data["Paths"] = paths
  301. ctx.Data["TreeLink"] = treeLink
  302. ctx.Data["TreeNames"] = treeNames
  303. ctx.Data["BranchLink"] = branchLink
  304. ctx.HTML(200, tplRepoHome)
  305. }
  306. // RenderUserCards render a page show users according the input templaet
  307. func RenderUserCards(ctx *context.Context, total int, getter func(page int) ([]*models.User, error), tpl base.TplName) {
  308. page := ctx.QueryInt("page")
  309. if page <= 0 {
  310. page = 1
  311. }
  312. pager := paginater.New(total, models.ItemsPerPage, page, 5)
  313. ctx.Data["Page"] = pager
  314. items, err := getter(pager.Current())
  315. if err != nil {
  316. ctx.Handle(500, "getter", err)
  317. return
  318. }
  319. ctx.Data["Cards"] = items
  320. ctx.HTML(200, tpl)
  321. }
  322. // Watchers render repository's watch users
  323. func Watchers(ctx *context.Context) {
  324. ctx.Data["Title"] = ctx.Tr("repo.watchers")
  325. ctx.Data["CardsTitle"] = ctx.Tr("repo.watchers")
  326. ctx.Data["PageIsWatchers"] = true
  327. RenderUserCards(ctx, ctx.Repo.Repository.NumWatches, ctx.Repo.Repository.GetWatchers, tplWatchers)
  328. }
  329. // Stars render repository's starred users
  330. func Stars(ctx *context.Context) {
  331. ctx.Data["Title"] = ctx.Tr("repo.stargazers")
  332. ctx.Data["CardsTitle"] = ctx.Tr("repo.stargazers")
  333. ctx.Data["PageIsStargazers"] = true
  334. RenderUserCards(ctx, ctx.Repo.Repository.NumStars, ctx.Repo.Repository.GetStargazers, tplWatchers)
  335. }
  336. // Forks render repository's forked users
  337. func Forks(ctx *context.Context) {
  338. ctx.Data["Title"] = ctx.Tr("repos.forks")
  339. forks, err := ctx.Repo.Repository.GetForks()
  340. if err != nil {
  341. ctx.Handle(500, "GetForks", err)
  342. return
  343. }
  344. for _, fork := range forks {
  345. if err = fork.GetOwner(); err != nil {
  346. ctx.Handle(500, "GetOwner", err)
  347. return
  348. }
  349. }
  350. ctx.Data["Forks"] = forks
  351. ctx.HTML(200, tplForks)
  352. }