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gitea-fork-majority-judgment/routers/repo/editor.go

605 lines
17 KiB

// Copyright 2016 The Gogs 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 repo
import (
"fmt"
"io/ioutil"
"net/http"
"path"
"strings"
"code.gitea.io/git"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/auth"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/templates"
)
const (
tplEditFile base.TplName = "repo/editor/edit"
tplEditDiffPreview base.TplName = "repo/editor/diff_preview"
tplDeleteFile base.TplName = "repo/editor/delete"
tplUploadFile base.TplName = "repo/editor/upload"
frmCommitChoiceDirect string = "direct"
frmCommitChoiceNewBranch string = "commit-to-new-branch"
)
func renderCommitRights(ctx *context.Context) bool {
canCommit, err := ctx.Repo.CanCommitToBranch()
if err != nil {
log.Error(4, "CanCommitToBranch: %v", err)
}
ctx.Data["CanCommitToBranch"] = canCommit
return canCommit
}
func editFile(ctx *context.Context, isNewFile bool) {
ctx.Data["PageIsEdit"] = true
ctx.Data["IsNewFile"] = isNewFile
ctx.Data["RequireHighlightJS"] = true
ctx.Data["RequireSimpleMDE"] = true
canCommit := renderCommitRights(ctx)
var treeNames []string
if len(ctx.Repo.TreePath) > 0 {
treeNames = strings.Split(ctx.Repo.TreePath, "/")
}
if !isNewFile {
entry, err := ctx.Repo.Commit.GetTreeEntryByPath(ctx.Repo.TreePath)
if err != nil {
ctx.NotFoundOrServerError("GetTreeEntryByPath", git.IsErrNotExist, err)
return
}
// No way to edit a directory online.
if entry.IsDir() {
ctx.Handle(404, "", nil)
return
}
blob := entry.Blob()
dataRc, err := blob.Data()
if err != nil {
ctx.Handle(404, "blob.Data", err)
return
}
ctx.Data["FileSize"] = blob.Size()
ctx.Data["FileName"] = blob.Name()
buf := make([]byte, 1024)
n, _ := dataRc.Read(buf)
buf = buf[:n]
// Only text file are editable online.
if !base.IsTextFile(buf) {
ctx.Handle(404, "", nil)
return
}
d, _ := ioutil.ReadAll(dataRc)
buf = append(buf, d...)
if content, err := templates.ToUTF8WithErr(buf); err != nil {
if err != nil {
log.Error(4, "ToUTF8WithErr: %v", err)
}
ctx.Data["FileContent"] = string(buf)
} else {
ctx.Data["FileContent"] = content
}
} else {
treeNames = append(treeNames, "") // Append empty string to allow user name the new file.
}
ctx.Data["TreeNames"] = treeNames
ctx.Data["BranchLink"] = ctx.Repo.RepoLink + "/src/" + ctx.Repo.BranchName
ctx.Data["commit_summary"] = ""
ctx.Data["commit_message"] = ""
if canCommit {
ctx.Data["commit_choice"] = frmCommitChoiceDirect
} else {
ctx.Data["commit_choice"] = frmCommitChoiceNewBranch
}
ctx.Data["new_branch_name"] = ""
ctx.Data["last_commit"] = ctx.Repo.Commit.ID
ctx.Data["MarkdownFileExts"] = strings.Join(setting.Markdown.FileExtensions, ",")
ctx.Data["LineWrapExtensions"] = strings.Join(setting.Repository.Editor.LineWrapExtensions, ",")
ctx.Data["PreviewableFileModes"] = strings.Join(setting.Repository.Editor.PreviewableFileModes, ",")
ctx.Data["EditorconfigURLPrefix"] = fmt.Sprintf("%s/api/v1/repos/%s/editorconfig/", setting.AppSubURL, ctx.Repo.Repository.FullName())
ctx.HTML(200, tplEditFile)
}
// EditFile render edit file page
func EditFile(ctx *context.Context) {
editFile(ctx, false)
}
// NewFile render create file page
func NewFile(ctx *context.Context) {
editFile(ctx, true)
}
func editFilePost(ctx *context.Context, form auth.EditRepoFileForm, isNewFile bool) {
ctx.Data["PageIsEdit"] = true
ctx.Data["IsNewFile"] = isNewFile
ctx.Data["RequireHighlightJS"] = true
ctx.Data["RequireSimpleMDE"] = true
canCommit := renderCommitRights(ctx)
oldBranchName := ctx.Repo.BranchName
branchName := oldBranchName
oldTreePath := ctx.Repo.TreePath
lastCommit := form.LastCommit
form.LastCommit = ctx.Repo.Commit.ID.String()
if form.CommitChoice == frmCommitChoiceNewBranch {
branchName = form.NewBranchName
}
form.TreePath = strings.Trim(form.TreePath, " /")
var treeNames []string
if len(form.TreePath) > 0 {
treeNames = strings.Split(form.TreePath, "/")
}
ctx.Data["TreePath"] = form.TreePath
ctx.Data["TreeNames"] = treeNames
ctx.Data["BranchLink"] = ctx.Repo.RepoLink + "/src/" + branchName
ctx.Data["FileContent"] = form.Content
ctx.Data["commit_summary"] = form.CommitSummary
ctx.Data["commit_message"] = form.CommitMessage
ctx.Data["commit_choice"] = form.CommitChoice
ctx.Data["new_branch_name"] = branchName
ctx.Data["last_commit"] = form.LastCommit
ctx.Data["MarkdownFileExts"] = strings.Join(setting.Markdown.FileExtensions, ",")
ctx.Data["LineWrapExtensions"] = strings.Join(setting.Repository.Editor.LineWrapExtensions, ",")
ctx.Data["PreviewableFileModes"] = strings.Join(setting.Repository.Editor.PreviewableFileModes, ",")
if ctx.HasError() {
ctx.HTML(200, tplEditFile)
return
}
if len(form.TreePath) == 0 {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.filename_cannot_be_empty"), tplEditFile, &form)
return
}
if oldBranchName != branchName {
if _, err := ctx.Repo.Repository.GetBranch(branchName); err == nil {
ctx.Data["Err_NewBranchName"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.branch_already_exists", branchName), tplEditFile, &form)
return
}
} else if !canCommit {
ctx.Data["Err_NewBranchName"] = true
ctx.Data["commit_choice"] = frmCommitChoiceNewBranch
ctx.RenderWithErr(ctx.Tr("repo.editor.cannot_commit_to_protected_branch", branchName), tplEditFile, &form)
return
}
var newTreePath string
for index, part := range treeNames {
newTreePath = path.Join(newTreePath, part)
entry, err := ctx.Repo.Commit.GetTreeEntryByPath(newTreePath)
if err != nil {
if git.IsErrNotExist(err) {
// Means there is no item with that name, so we're good
break
}
ctx.Handle(500, "Repo.Commit.GetTreeEntryByPath", err)
return
}
if index != len(treeNames)-1 {
if !entry.IsDir() {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.directory_is_a_file", part), tplEditFile, &form)
return
}
} else {
if entry.IsLink() {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.file_is_a_symlink", part), tplEditFile, &form)
return
}
if entry.IsDir() {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.filename_is_a_directory", part), tplEditFile, &form)
return
}
}
}
if !isNewFile {
_, err := ctx.Repo.Commit.GetTreeEntryByPath(oldTreePath)
if err != nil {
if git.IsErrNotExist(err) {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.file_editing_no_longer_exists", oldTreePath), tplEditFile, &form)
} else {
ctx.Handle(500, "GetTreeEntryByPath", err)
}
return
}
if lastCommit != ctx.Repo.CommitID {
files, err := ctx.Repo.Commit.GetFilesChangedSinceCommit(lastCommit)
if err != nil {
ctx.Handle(500, "GetFilesChangedSinceCommit", err)
return
}
for _, file := range files {
if file == form.TreePath {
ctx.RenderWithErr(ctx.Tr("repo.editor.file_changed_while_editing", ctx.Repo.RepoLink+"/compare/"+lastCommit+"..."+ctx.Repo.CommitID), tplEditFile, &form)
return
}
}
}
}
if oldTreePath != form.TreePath {
// We have a new filename (rename or completely new file) so we need to make sure it doesn't already exist, can't clobber.
entry, err := ctx.Repo.Commit.GetTreeEntryByPath(form.TreePath)
if err != nil {
if !git.IsErrNotExist(err) {
ctx.Handle(500, "GetTreeEntryByPath", err)
return
}
}
if entry != nil {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.file_already_exists", form.TreePath), tplEditFile, &form)
return
}
}
message := strings.TrimSpace(form.CommitSummary)
if len(message) == 0 {
if isNewFile {
message = ctx.Tr("repo.editor.add", form.TreePath)
} else {
message = ctx.Tr("repo.editor.update", form.TreePath)
}
}
form.CommitMessage = strings.TrimSpace(form.CommitMessage)
if len(form.CommitMessage) > 0 {
message += "\n\n" + form.CommitMessage
}
if err := ctx.Repo.Repository.UpdateRepoFile(ctx.User, models.UpdateRepoFileOptions{
LastCommitID: lastCommit,
OldBranch: oldBranchName,
NewBranch: branchName,
OldTreeName: oldTreePath,
NewTreeName: form.TreePath,
Message: message,
Content: strings.Replace(form.Content, "\r", "", -1),
IsNewFile: isNewFile,
}); err != nil {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.fail_to_update_file", form.TreePath, err), tplEditFile, &form)
return
}
ctx.Redirect(ctx.Repo.RepoLink + "/src/" + branchName + "/" + strings.NewReplacer("%", "%25", "#", "%23", " ", "%20", "?", "%3F").Replace(form.TreePath))
}
// EditFilePost response for editing file
func EditFilePost(ctx *context.Context, form auth.EditRepoFileForm) {
editFilePost(ctx, form, false)
}
// NewFilePost response for creating file
func NewFilePost(ctx *context.Context, form auth.EditRepoFileForm) {
editFilePost(ctx, form, true)
}
// DiffPreviewPost render preview diff page
func DiffPreviewPost(ctx *context.Context, form auth.EditPreviewDiffForm) {
treePath := ctx.Repo.TreePath
entry, err := ctx.Repo.Commit.GetTreeEntryByPath(treePath)
if err != nil {
ctx.Error(500, "GetTreeEntryByPath: "+err.Error())
return
} else if entry.IsDir() {
ctx.Error(422)
return
}
diff, err := ctx.Repo.Repository.GetDiffPreview(ctx.Repo.BranchName, treePath, form.Content)
if err != nil {
ctx.Error(500, "GetDiffPreview: "+err.Error())
return
}
if diff.NumFiles() == 0 {
ctx.PlainText(200, []byte(ctx.Tr("repo.editor.no_changes_to_show")))
return
}
ctx.Data["File"] = diff.Files[0]
ctx.HTML(200, tplEditDiffPreview)
}
// DeleteFile render delete file page
func DeleteFile(ctx *context.Context) {
ctx.Data["PageIsDelete"] = true
ctx.Data["BranchLink"] = ctx.Repo.RepoLink + "/src/" + ctx.Repo.BranchName
ctx.Data["TreePath"] = ctx.Repo.TreePath
canCommit := renderCommitRights(ctx)
ctx.Data["commit_summary"] = ""
ctx.Data["commit_message"] = ""
if canCommit {
ctx.Data["commit_choice"] = frmCommitChoiceDirect
} else {
ctx.Data["commit_choice"] = frmCommitChoiceNewBranch
}
ctx.Data["new_branch_name"] = ""
ctx.HTML(200, tplDeleteFile)
}
// DeleteFilePost response for deleting file
func DeleteFilePost(ctx *context.Context, form auth.DeleteRepoFileForm) {
ctx.Data["PageIsDelete"] = true
ctx.Data["BranchLink"] = ctx.Repo.RepoLink + "/src/" + ctx.Repo.BranchName
ctx.Data["TreePath"] = ctx.Repo.TreePath
canCommit := renderCommitRights(ctx)
oldBranchName := ctx.Repo.BranchName
branchName := oldBranchName
if form.CommitChoice == frmCommitChoiceNewBranch {
branchName = form.NewBranchName
}
ctx.Data["commit_summary"] = form.CommitSummary
ctx.Data["commit_message"] = form.CommitMessage
ctx.Data["commit_choice"] = form.CommitChoice
ctx.Data["new_branch_name"] = branchName
if ctx.HasError() {
ctx.HTML(200, tplDeleteFile)
return
}
if oldBranchName != branchName {
if _, err := ctx.Repo.Repository.GetBranch(branchName); err == nil {
ctx.Data["Err_NewBranchName"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.branch_already_exists", branchName), tplDeleteFile, &form)
return
}
} else if !canCommit {
ctx.Data["Err_NewBranchName"] = true
ctx.Data["commit_choice"] = frmCommitChoiceNewBranch
ctx.RenderWithErr(ctx.Tr("repo.editor.cannot_commit_to_protected_branch", branchName), tplDeleteFile, &form)
return
}
message := strings.TrimSpace(form.CommitSummary)
if len(message) == 0 {
message = ctx.Tr("repo.editor.delete", ctx.Repo.TreePath)
}
form.CommitMessage = strings.TrimSpace(form.CommitMessage)
if len(form.CommitMessage) > 0 {
message += "\n\n" + form.CommitMessage
}
if err := ctx.Repo.Repository.DeleteRepoFile(ctx.User, models.DeleteRepoFileOptions{
LastCommitID: ctx.Repo.CommitID,
OldBranch: oldBranchName,
NewBranch: branchName,
TreePath: ctx.Repo.TreePath,
Message: message,
}); err != nil {
ctx.Handle(500, "DeleteRepoFile", err)
return
}
ctx.Flash.Success(ctx.Tr("repo.editor.file_delete_success", ctx.Repo.TreePath))
ctx.Redirect(ctx.Repo.RepoLink + "/src/" + branchName)
}
func renderUploadSettings(ctx *context.Context) {
ctx.Data["RequireDropzone"] = true
ctx.Data["UploadAllowedTypes"] = strings.Join(setting.Repository.Upload.AllowedTypes, ",")
ctx.Data["UploadMaxSize"] = setting.Repository.Upload.FileMaxSize
ctx.Data["UploadMaxFiles"] = setting.Repository.Upload.MaxFiles
}
// UploadFile render upload file page
func UploadFile(ctx *context.Context) {
ctx.Data["PageIsUpload"] = true
renderUploadSettings(ctx)
canCommit := renderCommitRights(ctx)
// We must at least have one element for user to input.
treeNames := []string{""}
if len(ctx.Repo.TreePath) > 0 {
treeNames = strings.Split(ctx.Repo.TreePath, "/")
}
ctx.Data["TreeNames"] = treeNames
ctx.Data["BranchLink"] = ctx.Repo.RepoLink + "/src/" + ctx.Repo.BranchName
ctx.Data["commit_summary"] = ""
ctx.Data["commit_message"] = ""
if canCommit {
ctx.Data["commit_choice"] = frmCommitChoiceDirect
} else {
ctx.Data["commit_choice"] = frmCommitChoiceNewBranch
}
ctx.Data["new_branch_name"] = ""
ctx.HTML(200, tplUploadFile)
}
// UploadFilePost response for uploading file
func UploadFilePost(ctx *context.Context, form auth.UploadRepoFileForm) {
ctx.Data["PageIsUpload"] = true
renderUploadSettings(ctx)
canCommit := renderCommitRights(ctx)
oldBranchName := ctx.Repo.BranchName
branchName := oldBranchName
if form.CommitChoice == frmCommitChoiceNewBranch {
branchName = form.NewBranchName
}
form.TreePath = strings.Trim(form.TreePath, " /")
// We must at least have one element for user to input.
treeNames := []string{""}
if len(form.TreePath) > 0 {
treeNames = strings.Split(form.TreePath, "/")
}
ctx.Data["TreePath"] = form.TreePath
ctx.Data["TreeNames"] = treeNames
ctx.Data["BranchLink"] = ctx.Repo.RepoLink + "/src/" + branchName
ctx.Data["commit_summary"] = form.CommitSummary
ctx.Data["commit_message"] = form.CommitMessage
ctx.Data["commit_choice"] = form.CommitChoice
ctx.Data["new_branch_name"] = branchName
if ctx.HasError() {
ctx.HTML(200, tplUploadFile)
return
}
if oldBranchName != branchName {
if _, err := ctx.Repo.Repository.GetBranch(branchName); err == nil {
ctx.Data["Err_NewBranchName"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.branch_already_exists", branchName), tplUploadFile, &form)
return
}
} else if !canCommit {
ctx.Data["Err_NewBranchName"] = true
ctx.Data["commit_choice"] = frmCommitChoiceNewBranch
ctx.RenderWithErr(ctx.Tr("repo.editor.cannot_commit_to_protected_branch", branchName), tplUploadFile, &form)
return
}
var newTreePath string
for _, part := range treeNames {
newTreePath = path.Join(newTreePath, part)
entry, err := ctx.Repo.Commit.GetTreeEntryByPath(newTreePath)
if err != nil {
if git.IsErrNotExist(err) {
// Means there is no item with that name, so we're good
break
}
ctx.Handle(500, "Repo.Commit.GetTreeEntryByPath", err)
return
}
// User can only upload files to a directory.
if !entry.IsDir() {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.directory_is_a_file", part), tplUploadFile, &form)
return
}
}
message := strings.TrimSpace(form.CommitSummary)
if len(message) == 0 {
message = ctx.Tr("repo.editor.upload_files_to_dir", form.TreePath)
}
form.CommitMessage = strings.TrimSpace(form.CommitMessage)
if len(form.CommitMessage) > 0 {
message += "\n\n" + form.CommitMessage
}
if err := ctx.Repo.Repository.UploadRepoFiles(ctx.User, models.UploadRepoFileOptions{
LastCommitID: ctx.Repo.CommitID,
OldBranch: oldBranchName,
NewBranch: branchName,
TreePath: form.TreePath,
Message: message,
Files: form.Files,
}); err != nil {
ctx.Data["Err_TreePath"] = true
ctx.RenderWithErr(ctx.Tr("repo.editor.unable_to_upload_files", form.TreePath, err), tplUploadFile, &form)
return
}
ctx.Redirect(ctx.Repo.RepoLink + "/src/" + branchName + "/" + form.TreePath)
}
// UploadFileToServer upload file to server file dir not git
func UploadFileToServer(ctx *context.Context) {
file, header, err := ctx.Req.FormFile("file")
if err != nil {
ctx.Error(500, fmt.Sprintf("FormFile: %v", err))
return
}
defer file.Close()
buf := make([]byte, 1024)
n, _ := file.Read(buf)
if n > 0 {
buf = buf[:n]
}
fileType := http.DetectContentType(buf)
if len(setting.Repository.Upload.AllowedTypes) > 0 {
allowed := false
for _, t := range setting.Repository.Upload.AllowedTypes {
t := strings.Trim(t, " ")
if t == "*/*" || t == fileType {
allowed = true
break
}
}
if !allowed {
ctx.Error(400, ErrFileTypeForbidden.Error())
return
}
}
upload, err := models.NewUpload(header.Filename, buf, file)
if err != nil {
ctx.Error(500, fmt.Sprintf("NewUpload: %v", err))
return
}
log.Trace("New file uploaded: %s", upload.UUID)
ctx.JSON(200, map[string]string{
"uuid": upload.UUID,
})
}
// RemoveUploadFileFromServer remove file from server file dir
func RemoveUploadFileFromServer(ctx *context.Context, form auth.RemoveUploadFileForm) {
if len(form.File) == 0 {
ctx.Status(204)
return
}
if err := models.DeleteUploadByUUID(form.File); err != nil {
ctx.Error(500, fmt.Sprintf("DeleteUploadByUUID: %v", err))
return
}
log.Trace("Upload file removed: %s", form.File)
ctx.Status(204)
}