diff --git a/models/wiki.go b/models/wiki.go index 8b63716af..32a0cc162 100644 --- a/models/wiki.go +++ b/models/wiki.go @@ -5,53 +5,12 @@ package models import ( - "fmt" - "net/url" - "os" "path/filepath" "strings" - "code.gitea.io/gitea/modules/git" - "code.gitea.io/gitea/modules/log" - "code.gitea.io/gitea/modules/sync" - "github.com/unknwon/com" ) -var ( - reservedWikiNames = []string{"_pages", "_new", "_edit", "raw"} - wikiWorkingPool = sync.NewExclusivePool() -) - -// NormalizeWikiName normalizes a wiki name -func NormalizeWikiName(name string) string { - return strings.Replace(name, "-", " ", -1) -} - -// WikiNameToSubURL converts a wiki name to its corresponding sub-URL. -func WikiNameToSubURL(name string) string { - return url.QueryEscape(strings.Replace(name, " ", "-", -1)) -} - -// WikiNameToFilename converts a wiki name to its corresponding filename. -func WikiNameToFilename(name string) string { - name = strings.Replace(name, " ", "-", -1) - return url.QueryEscape(name) + ".md" -} - -// WikiFilenameToName converts a wiki filename to its corresponding page name. -func WikiFilenameToName(filename string) (string, error) { - if !strings.HasSuffix(filename, ".md") { - return "", ErrWikiInvalidFileName{filename} - } - basename := filename[:len(filename)-3] - unescaped, err := url.QueryUnescape(basename) - if err != nil { - return "", err - } - return NormalizeWikiName(unescaped), nil -} - // WikiCloneLink returns clone URLs of repository wiki. func (repo *Repository) WikiCloneLink() *CloneLink { return repo.cloneLink(x, true) @@ -71,275 +30,3 @@ func (repo *Repository) WikiPath() string { func (repo *Repository) HasWiki() bool { return com.IsDir(repo.WikiPath()) } - -// InitWiki initializes a wiki for repository, -// it does nothing when repository already has wiki. -func (repo *Repository) InitWiki() error { - if repo.HasWiki() { - return nil - } - - if err := git.InitRepository(repo.WikiPath(), true); err != nil { - return fmt.Errorf("InitRepository: %v", err) - } else if err = createDelegateHooks(repo.WikiPath()); err != nil { - return fmt.Errorf("createDelegateHooks: %v", err) - } - return nil -} - -// nameAllowed checks if a wiki name is allowed -func nameAllowed(name string) error { - for _, reservedName := range reservedWikiNames { - if name == reservedName { - return ErrWikiReservedName{name} - } - } - return nil -} - -// updateWikiPage adds a new page to the repository wiki. -func (repo *Repository) updateWikiPage(doer *User, oldWikiName, newWikiName, content, message string, isNew bool) (err error) { - if err = nameAllowed(newWikiName); err != nil { - return err - } - wikiWorkingPool.CheckIn(com.ToStr(repo.ID)) - defer wikiWorkingPool.CheckOut(com.ToStr(repo.ID)) - - if err = repo.InitWiki(); err != nil { - return fmt.Errorf("InitWiki: %v", err) - } - - hasMasterBranch := git.IsBranchExist(repo.WikiPath(), "master") - - basePath, err := CreateTemporaryPath("update-wiki") - if err != nil { - return err - } - defer func() { - if err := RemoveTemporaryPath(basePath); err != nil { - log.Error("Merge: RemoveTemporaryPath: %s", err) - } - }() - - cloneOpts := git.CloneRepoOptions{ - Bare: true, - Shared: true, - } - - if hasMasterBranch { - cloneOpts.Branch = "master" - } - - if err := git.Clone(repo.WikiPath(), basePath, cloneOpts); err != nil { - log.Error("Failed to clone repository: %s (%v)", repo.FullName(), err) - return fmt.Errorf("Failed to clone repository: %s (%v)", repo.FullName(), err) - } - - gitRepo, err := git.OpenRepository(basePath) - if err != nil { - log.Error("Unable to open temporary repository: %s (%v)", basePath, err) - return fmt.Errorf("Failed to open new temporary repository in: %s %v", basePath, err) - } - defer gitRepo.Close() - - if hasMasterBranch { - if err := gitRepo.ReadTreeToIndex("HEAD"); err != nil { - log.Error("Unable to read HEAD tree to index in: %s %v", basePath, err) - return fmt.Errorf("Unable to read HEAD tree to index in: %s %v", basePath, err) - } - } - - newWikiPath := WikiNameToFilename(newWikiName) - if isNew { - filesInIndex, err := gitRepo.LsFiles(newWikiPath) - if err != nil { - log.Error("%v", err) - return err - } - for _, file := range filesInIndex { - if file == newWikiPath { - return ErrWikiAlreadyExist{newWikiPath} - } - } - } else { - oldWikiPath := WikiNameToFilename(oldWikiName) - filesInIndex, err := gitRepo.LsFiles(oldWikiPath) - if err != nil { - log.Error("%v", err) - return err - } - found := false - for _, file := range filesInIndex { - if file == oldWikiPath { - found = true - break - } - } - if found { - err := gitRepo.RemoveFilesFromIndex(oldWikiPath) - if err != nil { - log.Error("%v", err) - return err - } - } - } - - // FIXME: The wiki doesn't have lfs support at present - if this changes need to check attributes here - - objectHash, err := gitRepo.HashObject(strings.NewReader(content)) - if err != nil { - log.Error("%v", err) - return err - } - - if err := gitRepo.AddObjectToIndex("100644", objectHash, newWikiPath); err != nil { - log.Error("%v", err) - return err - } - - tree, err := gitRepo.WriteTree() - if err != nil { - log.Error("%v", err) - return err - } - - commitTreeOpts := git.CommitTreeOpts{ - Message: message, - } - - sign, signingKey := repo.SignWikiCommit(doer) - if sign { - commitTreeOpts.KeyID = signingKey - } else { - commitTreeOpts.NoGPGSign = true - } - if hasMasterBranch { - commitTreeOpts.Parents = []string{"HEAD"} - } - commitHash, err := gitRepo.CommitTree(doer.NewGitSig(), tree, commitTreeOpts) - if err != nil { - log.Error("%v", err) - return err - } - - if err := git.Push(basePath, git.PushOptions{ - Remote: "origin", - Branch: fmt.Sprintf("%s:%s%s", commitHash.String(), git.BranchPrefix, "master"), - Env: FullPushingEnvironment( - doer, - doer, - repo, - repo.Name+".wiki", - 0, - ), - }); err != nil { - log.Error("%v", err) - return fmt.Errorf("Push: %v", err) - } - - return nil -} - -// AddWikiPage adds a new wiki page with a given wikiPath. -func (repo *Repository) AddWikiPage(doer *User, wikiName, content, message string) error { - return repo.updateWikiPage(doer, "", wikiName, content, message, true) -} - -// EditWikiPage updates a wiki page identified by its wikiPath, -// optionally also changing wikiPath. -func (repo *Repository) EditWikiPage(doer *User, oldWikiName, newWikiName, content, message string) error { - return repo.updateWikiPage(doer, oldWikiName, newWikiName, content, message, false) -} - -// DeleteWikiPage deletes a wiki page identified by its path. -func (repo *Repository) DeleteWikiPage(doer *User, wikiName string) (err error) { - wikiWorkingPool.CheckIn(com.ToStr(repo.ID)) - defer wikiWorkingPool.CheckOut(com.ToStr(repo.ID)) - - if err = repo.InitWiki(); err != nil { - return fmt.Errorf("InitWiki: %v", err) - } - - basePath, err := CreateTemporaryPath("update-wiki") - if err != nil { - return err - } - defer func() { - if err := RemoveTemporaryPath(basePath); err != nil { - log.Error("Merge: RemoveTemporaryPath: %s", err) - } - }() - - if err := git.Clone(repo.WikiPath(), basePath, git.CloneRepoOptions{ - Bare: true, - Shared: true, - Branch: "master", - }); err != nil { - log.Error("Failed to clone repository: %s (%v)", repo.FullName(), err) - return fmt.Errorf("Failed to clone repository: %s (%v)", repo.FullName(), err) - } - - gitRepo, err := git.OpenRepository(basePath) - if err != nil { - log.Error("Unable to open temporary repository: %s (%v)", basePath, err) - return fmt.Errorf("Failed to open new temporary repository in: %s %v", basePath, err) - } - defer gitRepo.Close() - - if err := gitRepo.ReadTreeToIndex("HEAD"); err != nil { - log.Error("Unable to read HEAD tree to index in: %s %v", basePath, err) - return fmt.Errorf("Unable to read HEAD tree to index in: %s %v", basePath, err) - } - - wikiPath := WikiNameToFilename(wikiName) - filesInIndex, err := gitRepo.LsFiles(wikiPath) - found := false - for _, file := range filesInIndex { - if file == wikiPath { - found = true - break - } - } - if found { - err := gitRepo.RemoveFilesFromIndex(wikiPath) - if err != nil { - return err - } - } else { - return os.ErrNotExist - } - - // FIXME: The wiki doesn't have lfs support at present - if this changes need to check attributes here - - tree, err := gitRepo.WriteTree() - if err != nil { - return err - } - message := "Delete page '" + wikiName + "'" - commitTreeOpts := git.CommitTreeOpts{ - Message: message, - Parents: []string{"HEAD"}, - } - - sign, signingKey := repo.SignWikiCommit(doer) - if sign { - commitTreeOpts.KeyID = signingKey - } else { - commitTreeOpts.NoGPGSign = true - } - - commitHash, err := gitRepo.CommitTree(doer.NewGitSig(), tree, commitTreeOpts) - if err != nil { - return err - } - - if err := git.Push(basePath, git.PushOptions{ - Remote: "origin", - Branch: fmt.Sprintf("%s:%s%s", commitHash.String(), git.BranchPrefix, "master"), - Env: PushingEnvironment(doer, repo), - }); err != nil { - return fmt.Errorf("Push: %v", err) - } - - return nil -} diff --git a/models/wiki_test.go b/models/wiki_test.go index 37c0a8663..244c4f255 100644 --- a/models/wiki_test.go +++ b/models/wiki_test.go @@ -8,100 +8,11 @@ import ( "path/filepath" "testing" - "code.gitea.io/gitea/modules/git" "code.gitea.io/gitea/modules/setting" "github.com/stretchr/testify/assert" ) -func TestNormalizeWikiName(t *testing.T) { - type test struct { - Expected string - WikiName string - } - for _, test := range []test{ - {"wiki name", "wiki name"}, - {"wiki name", "wiki-name"}, - {"name with/slash", "name with/slash"}, - {"name with%percent", "name-with%percent"}, - {"%2F", "%2F"}, - } { - assert.Equal(t, test.Expected, NormalizeWikiName(test.WikiName)) - } -} - -func TestWikiNameToFilename(t *testing.T) { - type test struct { - Expected string - WikiName string - } - for _, test := range []test{ - {"wiki-name.md", "wiki name"}, - {"wiki-name.md", "wiki-name"}, - {"name-with%2Fslash.md", "name with/slash"}, - {"name-with%25percent.md", "name with%percent"}, - } { - assert.Equal(t, test.Expected, WikiNameToFilename(test.WikiName)) - } -} - -func TestWikiNameToSubURL(t *testing.T) { - type test struct { - Expected string - WikiName string - } - for _, test := range []test{ - {"wiki-name", "wiki name"}, - {"wiki-name", "wiki-name"}, - {"name-with%2Fslash", "name with/slash"}, - {"name-with%25percent", "name with%percent"}, - } { - assert.Equal(t, test.Expected, WikiNameToSubURL(test.WikiName)) - } -} - -func TestWikiFilenameToName(t *testing.T) { - type test struct { - Expected string - Filename string - } - for _, test := range []test{ - {"hello world", "hello-world.md"}, - {"symbols/?*", "symbols%2F%3F%2A.md"}, - } { - name, err := WikiFilenameToName(test.Filename) - assert.NoError(t, err) - assert.Equal(t, test.Expected, name) - } - for _, badFilename := range []string{ - "nofileextension", - "wrongfileextension.txt", - } { - _, err := WikiFilenameToName(badFilename) - assert.Error(t, err) - assert.True(t, IsErrWikiInvalidFileName(err)) - } - _, err := WikiFilenameToName("badescaping%%.md") - assert.Error(t, err) - assert.False(t, IsErrWikiInvalidFileName(err)) -} - -func TestWikiNameToFilenameToName(t *testing.T) { - // converting from wiki name to filename, then back to wiki name should - // return the original (normalized) name - for _, name := range []string{ - "wiki-name", - "wiki name", - "wiki name with/slash", - "$$$%%%^^&&!@#$(),.<>", - } { - filename := WikiNameToFilename(name) - resultName, err := WikiFilenameToName(filename) - assert.NoError(t, err) - assert.Equal(t, NormalizeWikiName(name), resultName) - } -} - func TestRepository_WikiCloneLink(t *testing.T) { assert.NoError(t, PrepareTestDatabase()) @@ -131,107 +42,3 @@ func TestRepository_HasWiki(t *testing.T) { repo2 := AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository) assert.False(t, repo2.HasWiki()) } - -func TestRepository_InitWiki(t *testing.T) { - PrepareTestEnv(t) - // repo1 already has a wiki - repo1 := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository) - assert.NoError(t, repo1.InitWiki()) - - // repo2 does not already have a wiki - repo2 := AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository) - assert.NoError(t, repo2.InitWiki()) - assert.True(t, repo2.HasWiki()) -} - -func TestRepository_AddWikiPage(t *testing.T) { - assert.NoError(t, PrepareTestDatabase()) - const wikiContent = "This is the wiki content" - const commitMsg = "Commit message" - repo := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository) - doer := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User) - for _, wikiName := range []string{ - "Another page", - "Here's a and a/slash", - } { - wikiName := wikiName - t.Run("test wiki exist: "+wikiName, func(t *testing.T) { - t.Parallel() - assert.NoError(t, repo.AddWikiPage(doer, wikiName, wikiContent, commitMsg)) - // Now need to show that the page has been added: - gitRepo, err := git.OpenRepository(repo.WikiPath()) - assert.NoError(t, err) - defer gitRepo.Close() - masterTree, err := gitRepo.GetTree("master") - assert.NoError(t, err) - wikiPath := WikiNameToFilename(wikiName) - entry, err := masterTree.GetTreeEntryByPath(wikiPath) - assert.NoError(t, err) - assert.Equal(t, wikiPath, entry.Name(), "%s not addded correctly", wikiName) - }) - } - - t.Run("check wiki already exist", func(t *testing.T) { - t.Parallel() - // test for already-existing wiki name - err := repo.AddWikiPage(doer, "Home", wikiContent, commitMsg) - assert.Error(t, err) - assert.True(t, IsErrWikiAlreadyExist(err)) - }) - - t.Run("check wiki reserved name", func(t *testing.T) { - t.Parallel() - // test for reserved wiki name - err := repo.AddWikiPage(doer, "_edit", wikiContent, commitMsg) - assert.Error(t, err) - assert.True(t, IsErrWikiReservedName(err)) - }) -} - -func TestRepository_EditWikiPage(t *testing.T) { - const newWikiContent = "This is the new content" - const commitMsg = "Commit message" - repo := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository) - doer := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User) - for _, newWikiName := range []string{ - "Home", // same name as before - "New home", - "New/name/with/slashes", - } { - PrepareTestEnv(t) - assert.NoError(t, repo.EditWikiPage(doer, "Home", newWikiName, newWikiContent, commitMsg)) - - // Now need to show that the page has been added: - gitRepo, err := git.OpenRepository(repo.WikiPath()) - assert.NoError(t, err) - masterTree, err := gitRepo.GetTree("master") - assert.NoError(t, err) - wikiPath := WikiNameToFilename(newWikiName) - entry, err := masterTree.GetTreeEntryByPath(wikiPath) - assert.NoError(t, err) - assert.Equal(t, wikiPath, entry.Name(), "%s not editted correctly", newWikiName) - - if newWikiName != "Home" { - _, err := masterTree.GetTreeEntryByPath("Home.md") - assert.Error(t, err) - } - gitRepo.Close() - } -} - -func TestRepository_DeleteWikiPage(t *testing.T) { - PrepareTestEnv(t) - repo := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository) - doer := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User) - assert.NoError(t, repo.DeleteWikiPage(doer, "Home")) - - // Now need to show that the page has been added: - gitRepo, err := git.OpenRepository(repo.WikiPath()) - assert.NoError(t, err) - defer gitRepo.Close() - masterTree, err := gitRepo.GetTree("master") - assert.NoError(t, err) - wikiPath := WikiNameToFilename("Home") - _, err = masterTree.GetTreeEntryByPath(wikiPath) - assert.Error(t, err) -} diff --git a/routers/private/serv.go b/routers/private/serv.go index 64fd67130..c769f30d0 100644 --- a/routers/private/serv.go +++ b/routers/private/serv.go @@ -15,6 +15,7 @@ import ( "code.gitea.io/gitea/modules/private" "code.gitea.io/gitea/modules/setting" repo_service "code.gitea.io/gitea/services/repository" + wiki_service "code.gitea.io/gitea/services/wiki" "gitea.com/macaron/macaron" ) @@ -320,7 +321,7 @@ func ServCommand(ctx *macaron.Context) { // Finally if we're trying to touch the wiki we should init it if results.IsWiki { - if err = repo.InitWiki(); err != nil { + if err = wiki_service.InitWiki(repo); err != nil { log.Error("Failed to initialize the wiki in %-v Error: %v", repo, err) ctx.JSON(http.StatusInternalServerError, map[string]interface{}{ "results": results, diff --git a/routers/repo/wiki.go b/routers/repo/wiki.go index 6cf194365..b0bd8047b 100644 --- a/routers/repo/wiki.go +++ b/routers/repo/wiki.go @@ -22,6 +22,7 @@ import ( "code.gitea.io/gitea/modules/markup/markdown" "code.gitea.io/gitea/modules/timeutil" "code.gitea.io/gitea/modules/util" + wiki_service "code.gitea.io/gitea/services/wiki" ) const ( @@ -124,7 +125,7 @@ func wikiContentsByEntry(ctx *context.Context, entry *git.TreeEntry) []byte { func wikiContentsByName(ctx *context.Context, commit *git.Commit, wikiName string) ([]byte, *git.TreeEntry, string, bool) { var entry *git.TreeEntry var err error - pageFilename := models.WikiNameToFilename(wikiName) + pageFilename := wiki_service.NameToFilename(wikiName) if entry, err = findEntryForFile(commit, pageFilename); err != nil { ctx.ServerError("findEntryForFile", err) return nil, nil, "", false @@ -157,7 +158,7 @@ func renderViewPage(ctx *context.Context) (*git.Repository, *git.TreeEntry) { if !entry.IsRegular() { continue } - wikiName, err := models.WikiFilenameToName(entry.Name()) + wikiName, err := wiki_service.FilenameToName(entry.Name()) if err != nil { if models.IsErrWikiInvalidFileName(err) { continue @@ -172,17 +173,17 @@ func renderViewPage(ctx *context.Context) (*git.Repository, *git.TreeEntry) { } pages = append(pages, PageMeta{ Name: wikiName, - SubURL: models.WikiNameToSubURL(wikiName), + SubURL: wiki_service.NameToSubURL(wikiName), }) } ctx.Data["Pages"] = pages // get requested pagename - pageName := models.NormalizeWikiName(ctx.Params(":page")) + pageName := wiki_service.NormalizeWikiName(ctx.Params(":page")) if len(pageName) == 0 { pageName = "Home" } - ctx.Data["PageURL"] = models.WikiNameToSubURL(pageName) + ctx.Data["PageURL"] = wiki_service.NameToSubURL(pageName) ctx.Data["old_title"] = pageName ctx.Data["Title"] = pageName ctx.Data["title"] = pageName @@ -243,11 +244,11 @@ func renderRevisionPage(ctx *context.Context) (*git.Repository, *git.TreeEntry) } // get requested pagename - pageName := models.NormalizeWikiName(ctx.Params(":page")) + pageName := wiki_service.NormalizeWikiName(ctx.Params(":page")) if len(pageName) == 0 { pageName = "Home" } - ctx.Data["PageURL"] = models.WikiNameToSubURL(pageName) + ctx.Data["PageURL"] = wiki_service.NameToSubURL(pageName) ctx.Data["old_title"] = pageName ctx.Data["Title"] = pageName ctx.Data["title"] = pageName @@ -320,11 +321,11 @@ func renderEditPage(ctx *context.Context) { }() // get requested pagename - pageName := models.NormalizeWikiName(ctx.Params(":page")) + pageName := wiki_service.NormalizeWikiName(ctx.Params(":page")) if len(pageName) == 0 { pageName = "Home" } - ctx.Data["PageURL"] = models.WikiNameToSubURL(pageName) + ctx.Data["PageURL"] = wiki_service.NameToSubURL(pageName) ctx.Data["old_title"] = pageName ctx.Data["Title"] = pageName ctx.Data["title"] = pageName @@ -474,7 +475,7 @@ func WikiPages(ctx *context.Context) { ctx.ServerError("GetCommit", err) return } - wikiName, err := models.WikiFilenameToName(entry.Name()) + wikiName, err := wiki_service.FilenameToName(entry.Name()) if err != nil { if models.IsErrWikiInvalidFileName(err) { continue @@ -488,7 +489,7 @@ func WikiPages(ctx *context.Context) { } pages = append(pages, PageMeta{ Name: wikiName, - SubURL: models.WikiNameToSubURL(wikiName), + SubURL: wiki_service.NameToSubURL(wikiName), UpdatedUnix: timeutil.TimeStamp(c.Author.When.Unix()), }) } @@ -528,7 +529,7 @@ func WikiRaw(ctx *context.Context) { providedPath = providedPath[:len(providedPath)-3] } - wikiPath := models.WikiNameToFilename(providedPath) + wikiPath := wiki_service.NameToFilename(providedPath) entry, err = findEntryForFile(commit, wikiPath) if err != nil { ctx.ServerError("findFile", err) @@ -576,8 +577,8 @@ func NewWikiPost(ctx *context.Context, form auth.NewWikiForm) { return } - wikiName := models.NormalizeWikiName(form.Title) - if err := ctx.Repo.Repository.AddWikiPage(ctx.User, wikiName, form.Content, form.Message); err != nil { + wikiName := wiki_service.NormalizeWikiName(form.Title) + if err := wiki_service.AddWikiPage(ctx.User, ctx.Repo.Repository, wikiName, form.Content, form.Message); err != nil { if models.IsErrWikiReservedName(err) { ctx.Data["Err_Title"] = true ctx.RenderWithErr(ctx.Tr("repo.wiki.reserved_page", wikiName), tplWikiNew, &form) @@ -590,7 +591,7 @@ func NewWikiPost(ctx *context.Context, form auth.NewWikiForm) { return } - ctx.Redirect(ctx.Repo.RepoLink + "/wiki/" + models.WikiNameToSubURL(wikiName)) + ctx.Redirect(ctx.Repo.RepoLink + "/wiki/" + wiki_service.NameToSubURL(wikiName)) } // EditWiki render wiki modify page @@ -623,25 +624,25 @@ func EditWikiPost(ctx *context.Context, form auth.NewWikiForm) { return } - oldWikiName := models.NormalizeWikiName(ctx.Params(":page")) - newWikiName := models.NormalizeWikiName(form.Title) + oldWikiName := wiki_service.NormalizeWikiName(ctx.Params(":page")) + newWikiName := wiki_service.NormalizeWikiName(form.Title) - if err := ctx.Repo.Repository.EditWikiPage(ctx.User, oldWikiName, newWikiName, form.Content, form.Message); err != nil { + if err := wiki_service.EditWikiPage(ctx.User, ctx.Repo.Repository, oldWikiName, newWikiName, form.Content, form.Message); err != nil { ctx.ServerError("EditWikiPage", err) return } - ctx.Redirect(ctx.Repo.RepoLink + "/wiki/" + models.WikiNameToSubURL(newWikiName)) + ctx.Redirect(ctx.Repo.RepoLink + "/wiki/" + wiki_service.NameToSubURL(newWikiName)) } // DeleteWikiPagePost delete wiki page func DeleteWikiPagePost(ctx *context.Context) { - wikiName := models.NormalizeWikiName(ctx.Params(":page")) + wikiName := wiki_service.NormalizeWikiName(ctx.Params(":page")) if len(wikiName) == 0 { wikiName = "Home" } - if err := ctx.Repo.Repository.DeleteWikiPage(ctx.User, wikiName); err != nil { + if err := wiki_service.DeleteWikiPage(ctx.User, ctx.Repo.Repository, wikiName); err != nil { ctx.ServerError("DeleteWikiPage", err) return } diff --git a/routers/repo/wiki_test.go b/routers/repo/wiki_test.go index 44fcd0203..843a8ddf2 100644 --- a/routers/repo/wiki_test.go +++ b/routers/repo/wiki_test.go @@ -13,6 +13,7 @@ import ( "code.gitea.io/gitea/modules/auth" "code.gitea.io/gitea/modules/git" "code.gitea.io/gitea/modules/test" + wiki_service "code.gitea.io/gitea/services/wiki" "github.com/stretchr/testify/assert" ) @@ -29,7 +30,7 @@ func wikiEntry(t *testing.T, repo *models.Repository, wikiName string) *git.Tree entries, err := commit.ListEntries() assert.NoError(t, err) for _, entry := range entries { - if entry.Name() == models.WikiNameToFilename(wikiName) { + if entry.Name() == wiki_service.NameToFilename(wikiName) { return entry } } diff --git a/services/wiki/wiki.go b/services/wiki/wiki.go new file mode 100644 index 000000000..58af203cf --- /dev/null +++ b/services/wiki/wiki.go @@ -0,0 +1,322 @@ +// Copyright 2015 The Gogs Authors. All rights reserved. +// 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 wiki + +import ( + "fmt" + "net/url" + "os" + "strings" + + "code.gitea.io/gitea/models" + "code.gitea.io/gitea/modules/git" + "code.gitea.io/gitea/modules/log" + "code.gitea.io/gitea/modules/sync" + "code.gitea.io/gitea/modules/util" + + "github.com/unknwon/com" +) + +var ( + reservedWikiNames = []string{"_pages", "_new", "_edit", "raw"} + wikiWorkingPool = sync.NewExclusivePool() +) + +func nameAllowed(name string) error { + if util.IsStringInSlice(name, reservedWikiNames) { + return models.ErrWikiReservedName{ + Title: name, + } + } + return nil +} + +// NameToSubURL converts a wiki name to its corresponding sub-URL. +func NameToSubURL(name string) string { + return url.QueryEscape(strings.Replace(name, " ", "-", -1)) +} + +// NormalizeWikiName normalizes a wiki name +func NormalizeWikiName(name string) string { + return strings.Replace(name, "-", " ", -1) +} + +// NameToFilename converts a wiki name to its corresponding filename. +func NameToFilename(name string) string { + name = strings.Replace(name, " ", "-", -1) + return url.QueryEscape(name) + ".md" +} + +// FilenameToName converts a wiki filename to its corresponding page name. +func FilenameToName(filename string) (string, error) { + if !strings.HasSuffix(filename, ".md") { + return "", models.ErrWikiInvalidFileName{ + FileName: filename, + } + } + basename := filename[:len(filename)-3] + unescaped, err := url.QueryUnescape(basename) + if err != nil { + return "", err + } + return NormalizeWikiName(unescaped), nil +} + +// InitWiki initializes a wiki for repository, +// it does nothing when repository already has wiki. +func InitWiki(repo *models.Repository) error { + if repo.HasWiki() { + return nil + } + + if err := git.InitRepository(repo.WikiPath(), true); err != nil { + return fmt.Errorf("InitRepository: %v", err) + } else if err = models.CreateDelegateHooks(repo.WikiPath()); err != nil { + return fmt.Errorf("createDelegateHooks: %v", err) + } + return nil +} + +// updateWikiPage adds a new page to the repository wiki. +func updateWikiPage(doer *models.User, repo *models.Repository, oldWikiName, newWikiName, content, message string, isNew bool) (err error) { + if err = nameAllowed(newWikiName); err != nil { + return err + } + wikiWorkingPool.CheckIn(com.ToStr(repo.ID)) + defer wikiWorkingPool.CheckOut(com.ToStr(repo.ID)) + + if err = InitWiki(repo); err != nil { + return fmt.Errorf("InitWiki: %v", err) + } + + hasMasterBranch := git.IsBranchExist(repo.WikiPath(), "master") + + basePath, err := models.CreateTemporaryPath("update-wiki") + if err != nil { + return err + } + defer func() { + if err := models.RemoveTemporaryPath(basePath); err != nil { + log.Error("Merge: RemoveTemporaryPath: %s", err) + } + }() + + cloneOpts := git.CloneRepoOptions{ + Bare: true, + Shared: true, + } + + if hasMasterBranch { + cloneOpts.Branch = "master" + } + + if err := git.Clone(repo.WikiPath(), basePath, cloneOpts); err != nil { + log.Error("Failed to clone repository: %s (%v)", repo.FullName(), err) + return fmt.Errorf("Failed to clone repository: %s (%v)", repo.FullName(), err) + } + + gitRepo, err := git.OpenRepository(basePath) + if err != nil { + log.Error("Unable to open temporary repository: %s (%v)", basePath, err) + return fmt.Errorf("Failed to open new temporary repository in: %s %v", basePath, err) + } + defer gitRepo.Close() + + if hasMasterBranch { + if err := gitRepo.ReadTreeToIndex("HEAD"); err != nil { + log.Error("Unable to read HEAD tree to index in: %s %v", basePath, err) + return fmt.Errorf("Unable to read HEAD tree to index in: %s %v", basePath, err) + } + } + + newWikiPath := NameToFilename(newWikiName) + if isNew { + filesInIndex, err := gitRepo.LsFiles(newWikiPath) + if err != nil { + log.Error("%v", err) + return err + } + if util.IsStringInSlice(newWikiPath, filesInIndex) { + return models.ErrWikiAlreadyExist{ + Title: newWikiPath, + } + } + } else { + oldWikiPath := NameToFilename(oldWikiName) + filesInIndex, err := gitRepo.LsFiles(oldWikiPath) + if err != nil { + log.Error("%v", err) + return err + } + + if util.IsStringInSlice(oldWikiPath, filesInIndex) { + err := gitRepo.RemoveFilesFromIndex(oldWikiPath) + if err != nil { + log.Error("%v", err) + return err + } + } + } + + // FIXME: The wiki doesn't have lfs support at present - if this changes need to check attributes here + + objectHash, err := gitRepo.HashObject(strings.NewReader(content)) + if err != nil { + log.Error("%v", err) + return err + } + + if err := gitRepo.AddObjectToIndex("100644", objectHash, newWikiPath); err != nil { + log.Error("%v", err) + return err + } + + tree, err := gitRepo.WriteTree() + if err != nil { + log.Error("%v", err) + return err + } + + commitTreeOpts := git.CommitTreeOpts{ + Message: message, + } + + sign, signingKey := repo.SignWikiCommit(doer) + if sign { + commitTreeOpts.KeyID = signingKey + } else { + commitTreeOpts.NoGPGSign = true + } + if hasMasterBranch { + commitTreeOpts.Parents = []string{"HEAD"} + } + commitHash, err := gitRepo.CommitTree(doer.NewGitSig(), tree, commitTreeOpts) + if err != nil { + log.Error("%v", err) + return err + } + + if err := git.Push(basePath, git.PushOptions{ + Remote: "origin", + Branch: fmt.Sprintf("%s:%s%s", commitHash.String(), git.BranchPrefix, "master"), + Env: models.FullPushingEnvironment( + doer, + doer, + repo, + repo.Name+".wiki", + 0, + ), + }); err != nil { + log.Error("%v", err) + return fmt.Errorf("Push: %v", err) + } + + return nil +} + +// AddWikiPage adds a new wiki page with a given wikiPath. +func AddWikiPage(doer *models.User, repo *models.Repository, wikiName, content, message string) error { + return updateWikiPage(doer, repo, "", wikiName, content, message, true) +} + +// EditWikiPage updates a wiki page identified by its wikiPath, +// optionally also changing wikiPath. +func EditWikiPage(doer *models.User, repo *models.Repository, oldWikiName, newWikiName, content, message string) error { + return updateWikiPage(doer, repo, oldWikiName, newWikiName, content, message, false) +} + +// DeleteWikiPage deletes a wiki page identified by its path. +func DeleteWikiPage(doer *models.User, repo *models.Repository, wikiName string) (err error) { + wikiWorkingPool.CheckIn(com.ToStr(repo.ID)) + defer wikiWorkingPool.CheckOut(com.ToStr(repo.ID)) + + if err = InitWiki(repo); err != nil { + return fmt.Errorf("InitWiki: %v", err) + } + + basePath, err := models.CreateTemporaryPath("update-wiki") + if err != nil { + return err + } + defer func() { + if err := models.RemoveTemporaryPath(basePath); err != nil { + log.Error("Merge: RemoveTemporaryPath: %s", err) + } + }() + + if err := git.Clone(repo.WikiPath(), basePath, git.CloneRepoOptions{ + Bare: true, + Shared: true, + Branch: "master", + }); err != nil { + log.Error("Failed to clone repository: %s (%v)", repo.FullName(), err) + return fmt.Errorf("Failed to clone repository: %s (%v)", repo.FullName(), err) + } + + gitRepo, err := git.OpenRepository(basePath) + if err != nil { + log.Error("Unable to open temporary repository: %s (%v)", basePath, err) + return fmt.Errorf("Failed to open new temporary repository in: %s %v", basePath, err) + } + defer gitRepo.Close() + + if err := gitRepo.ReadTreeToIndex("HEAD"); err != nil { + log.Error("Unable to read HEAD tree to index in: %s %v", basePath, err) + return fmt.Errorf("Unable to read HEAD tree to index in: %s %v", basePath, err) + } + + wikiPath := NameToFilename(wikiName) + filesInIndex, err := gitRepo.LsFiles(wikiPath) + found := false + for _, file := range filesInIndex { + if file == wikiPath { + found = true + break + } + } + if found { + err := gitRepo.RemoveFilesFromIndex(wikiPath) + if err != nil { + return err + } + } else { + return os.ErrNotExist + } + + // FIXME: The wiki doesn't have lfs support at present - if this changes need to check attributes here + + tree, err := gitRepo.WriteTree() + if err != nil { + return err + } + message := "Delete page '" + wikiName + "'" + commitTreeOpts := git.CommitTreeOpts{ + Message: message, + Parents: []string{"HEAD"}, + } + + sign, signingKey := repo.SignWikiCommit(doer) + if sign { + commitTreeOpts.KeyID = signingKey + } else { + commitTreeOpts.NoGPGSign = true + } + + commitHash, err := gitRepo.CommitTree(doer.NewGitSig(), tree, commitTreeOpts) + if err != nil { + return err + } + + if err := git.Push(basePath, git.PushOptions{ + Remote: "origin", + Branch: fmt.Sprintf("%s:%s%s", commitHash.String(), git.BranchPrefix, "master"), + Env: models.PushingEnvironment(doer, repo), + }); err != nil { + return fmt.Errorf("Push: %v", err) + } + + return nil +} diff --git a/services/wiki/wiki_test.go b/services/wiki/wiki_test.go new file mode 100644 index 000000000..0e1d460a2 --- /dev/null +++ b/services/wiki/wiki_test.go @@ -0,0 +1,210 @@ +// 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 wiki + +import ( + "path/filepath" + "testing" + + "code.gitea.io/gitea/models" + "code.gitea.io/gitea/modules/git" + "github.com/stretchr/testify/assert" +) + +func TestMain(m *testing.M) { + models.MainTest(m, filepath.Join("..", "..")) +} + +func TestWikiNameToSubURL(t *testing.T) { + type test struct { + Expected string + WikiName string + } + for _, test := range []test{ + {"wiki-name", "wiki name"}, + {"wiki-name", "wiki-name"}, + {"name-with%2Fslash", "name with/slash"}, + {"name-with%25percent", "name with%percent"}, + } { + assert.Equal(t, test.Expected, NameToSubURL(test.WikiName)) + } +} + +func TestNormalizeWikiName(t *testing.T) { + type test struct { + Expected string + WikiName string + } + for _, test := range []test{ + {"wiki name", "wiki name"}, + {"wiki name", "wiki-name"}, + {"name with/slash", "name with/slash"}, + {"name with%percent", "name-with%percent"}, + {"%2F", "%2F"}, + } { + assert.Equal(t, test.Expected, NormalizeWikiName(test.WikiName)) + } +} + +func TestWikiNameToFilename(t *testing.T) { + type test struct { + Expected string + WikiName string + } + for _, test := range []test{ + {"wiki-name.md", "wiki name"}, + {"wiki-name.md", "wiki-name"}, + {"name-with%2Fslash.md", "name with/slash"}, + {"name-with%25percent.md", "name with%percent"}, + } { + assert.Equal(t, test.Expected, NameToFilename(test.WikiName)) + } +} + +func TestWikiFilenameToName(t *testing.T) { + type test struct { + Expected string + Filename string + } + for _, test := range []test{ + {"hello world", "hello-world.md"}, + {"symbols/?*", "symbols%2F%3F%2A.md"}, + } { + name, err := FilenameToName(test.Filename) + assert.NoError(t, err) + assert.Equal(t, test.Expected, name) + } + for _, badFilename := range []string{ + "nofileextension", + "wrongfileextension.txt", + } { + _, err := FilenameToName(badFilename) + assert.Error(t, err) + assert.True(t, models.IsErrWikiInvalidFileName(err)) + } + _, err := FilenameToName("badescaping%%.md") + assert.Error(t, err) + assert.False(t, models.IsErrWikiInvalidFileName(err)) +} + +func TestWikiNameToFilenameToName(t *testing.T) { + // converting from wiki name to filename, then back to wiki name should + // return the original (normalized) name + for _, name := range []string{ + "wiki-name", + "wiki name", + "wiki name with/slash", + "$$$%%%^^&&!@#$(),.<>", + } { + filename := NameToFilename(name) + resultName, err := FilenameToName(filename) + assert.NoError(t, err) + assert.Equal(t, NormalizeWikiName(name), resultName) + } +} + +func TestRepository_InitWiki(t *testing.T) { + models.PrepareTestEnv(t) + // repo1 already has a wiki + repo1 := models.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository) + assert.NoError(t, InitWiki(repo1)) + + // repo2 does not already have a wiki + repo2 := models.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository) + assert.NoError(t, InitWiki(repo2)) + assert.True(t, repo2.HasWiki()) +} + +func TestRepository_AddWikiPage(t *testing.T) { + assert.NoError(t, models.PrepareTestDatabase()) + const wikiContent = "This is the wiki content" + const commitMsg = "Commit message" + repo := models.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository) + doer := models.AssertExistsAndLoadBean(t, &models.User{ID: 2}).(*models.User) + for _, wikiName := range []string{ + "Another page", + "Here's a and a/slash", + } { + wikiName := wikiName + t.Run("test wiki exist: "+wikiName, func(t *testing.T) { + t.Parallel() + assert.NoError(t, AddWikiPage(doer, repo, wikiName, wikiContent, commitMsg)) + // Now need to show that the page has been added: + gitRepo, err := git.OpenRepository(repo.WikiPath()) + assert.NoError(t, err) + defer gitRepo.Close() + masterTree, err := gitRepo.GetTree("master") + assert.NoError(t, err) + wikiPath := NameToFilename(wikiName) + entry, err := masterTree.GetTreeEntryByPath(wikiPath) + assert.NoError(t, err) + assert.Equal(t, wikiPath, entry.Name(), "%s not addded correctly", wikiName) + }) + } + + t.Run("check wiki already exist", func(t *testing.T) { + t.Parallel() + // test for already-existing wiki name + err := AddWikiPage(doer, repo, "Home", wikiContent, commitMsg) + assert.Error(t, err) + assert.True(t, models.IsErrWikiAlreadyExist(err)) + }) + + t.Run("check wiki reserved name", func(t *testing.T) { + t.Parallel() + // test for reserved wiki name + err := AddWikiPage(doer, repo, "_edit", wikiContent, commitMsg) + assert.Error(t, err) + assert.True(t, models.IsErrWikiReservedName(err)) + }) +} + +func TestRepository_EditWikiPage(t *testing.T) { + const newWikiContent = "This is the new content" + const commitMsg = "Commit message" + repo := models.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository) + doer := models.AssertExistsAndLoadBean(t, &models.User{ID: 2}).(*models.User) + for _, newWikiName := range []string{ + "Home", // same name as before + "New home", + "New/name/with/slashes", + } { + models.PrepareTestEnv(t) + assert.NoError(t, EditWikiPage(doer, repo, "Home", newWikiName, newWikiContent, commitMsg)) + + // Now need to show that the page has been added: + gitRepo, err := git.OpenRepository(repo.WikiPath()) + assert.NoError(t, err) + masterTree, err := gitRepo.GetTree("master") + assert.NoError(t, err) + wikiPath := NameToFilename(newWikiName) + entry, err := masterTree.GetTreeEntryByPath(wikiPath) + assert.NoError(t, err) + assert.Equal(t, wikiPath, entry.Name(), "%s not editted correctly", newWikiName) + + if newWikiName != "Home" { + _, err := masterTree.GetTreeEntryByPath("Home.md") + assert.Error(t, err) + } + gitRepo.Close() + } +} + +func TestRepository_DeleteWikiPage(t *testing.T) { + models.PrepareTestEnv(t) + repo := models.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository) + doer := models.AssertExistsAndLoadBean(t, &models.User{ID: 2}).(*models.User) + assert.NoError(t, DeleteWikiPage(doer, repo, "Home")) + + // Now need to show that the page has been added: + gitRepo, err := git.OpenRepository(repo.WikiPath()) + assert.NoError(t, err) + defer gitRepo.Close() + masterTree, err := gitRepo.GetTree("master") + assert.NoError(t, err) + wikiPath := NameToFilename("Home") + _, err = masterTree.GetTreeEntryByPath(wikiPath) + assert.Error(t, err) +}