mirror of
https://github.com/go-gitea/gitea
synced 2024-12-31 01:25:57 +01:00
remove duplicated read file code (#22042)
Merge the duplicated read file code as one function in reading text file and readme file.
This commit is contained in:
Lunny Xiao
GitHub
parent
07461e18d3
commit
1b32ed014a
@ -241,18 +241,19 @@ func findReadmeFile(ctx *context.Context, entries git.Entries, treeLink string)
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return readmeFile, readmeTreelink
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}
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func renderReadmeFile(ctx *context.Context, readmeFile *namedBlob, readmeTreelink string) {
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ctx.Data["RawFileLink"] = ""
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ctx.Data["ReadmeInList"] = true
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ctx.Data["ReadmeExist"] = true
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ctx.Data["FileIsSymlink"] = readmeFile.isSymlink
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type fileInfo struct {
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isTextFile bool
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isLFSFile bool
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fileSize int64
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lfsMeta *lfs.Pointer
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st typesniffer.SniffedType
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}
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dataRc, err := readmeFile.blob.DataAsync()
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func getFileReader(repoID int64, blob *git.Blob) ([]byte, io.ReadCloser, *fileInfo, error) {
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dataRc, err := blob.DataAsync()
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if err != nil {
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ctx.ServerError("Data", err)
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return
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return nil, nil, nil, err
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}
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defer dataRc.Close()
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buf := make([]byte, 1024)
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n, _ := util.ReadAtMost(dataRc, buf)
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@ -261,67 +262,75 @@ func renderReadmeFile(ctx *context.Context, readmeFile *namedBlob, readmeTreelin
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st := typesniffer.DetectContentType(buf)
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isTextFile := st.IsText()
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ctx.Data["FileIsText"] = isTextFile
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ctx.Data["FileName"] = readmeFile.name
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fileSize := int64(0)
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isLFSFile := false
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ctx.Data["IsLFSFile"] = false
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// FIXME: what happens when README file is an image?
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if isTextFile && setting.LFS.StartServer {
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pointer, _ := lfs.ReadPointerFromBuffer(buf)
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if pointer.IsValid() {
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meta, err := git_model.GetLFSMetaObjectByOid(ctx.Repo.Repository.ID, pointer.Oid)
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if err != nil && err != git_model.ErrLFSObjectNotExist {
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ctx.ServerError("GetLFSMetaObject", err)
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return
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}
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if meta != nil {
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ctx.Data["IsLFSFile"] = true
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isLFSFile = true
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// OK read the lfs object
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var err error
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dataRc, err = lfs.ReadMetaObject(pointer)
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if err != nil {
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ctx.ServerError("ReadMetaObject", err)
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return
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}
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defer dataRc.Close()
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buf = make([]byte, 1024)
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n, err = util.ReadAtMost(dataRc, buf)
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if err != nil {
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ctx.ServerError("Data", err)
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return
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}
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buf = buf[:n]
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st = typesniffer.DetectContentType(buf)
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isTextFile = st.IsText()
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ctx.Data["IsTextFile"] = isTextFile
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fileSize = meta.Size
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ctx.Data["FileSize"] = meta.Size
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filenameBase64 := base64.RawURLEncoding.EncodeToString([]byte(readmeFile.name))
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ctx.Data["RawFileLink"] = fmt.Sprintf("%s.git/info/lfs/objects/%s/%s", ctx.Repo.Repository.HTMLURL(), url.PathEscape(meta.Oid), url.PathEscape(filenameBase64))
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}
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}
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if !isTextFile || !setting.LFS.StartServer {
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return buf, dataRc, &fileInfo{isTextFile, false, blob.Size(), nil, st}, nil
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}
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if !isTextFile {
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pointer, _ := lfs.ReadPointerFromBuffer(buf)
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if !pointer.IsValid() { // fallback to plain file
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return buf, dataRc, &fileInfo{isTextFile, false, blob.Size(), nil, st}, nil
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}
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meta, err := git_model.GetLFSMetaObjectByOid(repoID, pointer.Oid)
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if err != git_model.ErrLFSObjectNotExist { // fallback to plain file
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return buf, dataRc, &fileInfo{isTextFile, false, blob.Size(), nil, st}, nil
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}
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dataRc.Close()
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if err != nil {
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return nil, nil, nil, err
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}
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dataRc, err = lfs.ReadMetaObject(pointer)
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if err != nil {
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return nil, nil, nil, err
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}
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buf = make([]byte, 1024)
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n, err = util.ReadAtMost(dataRc, buf)
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if err != nil {
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dataRc.Close()
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return nil, nil, nil, err
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}
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buf = buf[:n]
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st = typesniffer.DetectContentType(buf)
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return buf, dataRc, &fileInfo{st.IsText(), true, meta.Size, &meta.Pointer, st}, nil
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}
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func renderReadmeFile(ctx *context.Context, readmeFile *namedBlob, readmeTreelink string) {
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ctx.Data["RawFileLink"] = ""
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ctx.Data["ReadmeInList"] = true
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ctx.Data["ReadmeExist"] = true
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ctx.Data["FileIsSymlink"] = readmeFile.isSymlink
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buf, dataRc, fInfo, err := getFileReader(ctx.Repo.Repository.ID, readmeFile.blob)
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if err != nil {
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ctx.ServerError("getFileReader", err)
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return
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}
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defer dataRc.Close()
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ctx.Data["FileIsText"] = fInfo.isTextFile
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ctx.Data["FileName"] = readmeFile.name
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ctx.Data["IsLFSFile"] = fInfo.isLFSFile
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if fInfo.isLFSFile {
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filenameBase64 := base64.RawURLEncoding.EncodeToString([]byte(readmeFile.name))
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ctx.Data["RawFileLink"] = fmt.Sprintf("%s.git/info/lfs/objects/%s/%s", ctx.Repo.Repository.HTMLURL(), url.PathEscape(fInfo.lfsMeta.Oid), url.PathEscape(filenameBase64))
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}
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if !fInfo.isTextFile {
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return
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}
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if !isLFSFile {
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fileSize = readmeFile.blob.Size()
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}
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if fileSize >= setting.UI.MaxDisplayFileSize {
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if fInfo.fileSize >= setting.UI.MaxDisplayFileSize {
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// Pretend that this is a normal text file to display 'This file is too large to be shown'
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ctx.Data["IsFileTooLarge"] = true
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ctx.Data["IsTextFile"] = true
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ctx.Data["FileSize"] = fileSize
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ctx.Data["FileSize"] = fInfo.fileSize
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return
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}
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@ -362,16 +371,14 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
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ctx.Data["IsViewFile"] = true
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ctx.Data["HideRepoInfo"] = true
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blob := entry.Blob()
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dataRc, err := blob.DataAsync()
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buf, dataRc, fInfo, err := getFileReader(ctx.Repo.Repository.ID, blob)
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if err != nil {
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ctx.ServerError("DataAsync", err)
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ctx.ServerError("getFileReader", err)
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return
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}
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defer dataRc.Close()
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ctx.Data["Title"] = ctx.Tr("repo.file.title", ctx.Repo.Repository.Name+"/"+path.Base(ctx.Repo.TreePath), ctx.Repo.RefName)
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fileSize := blob.Size()
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ctx.Data["FileIsSymlink"] = entry.IsLink()
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ctx.Data["FileName"] = blob.Name()
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ctx.Data["RawFileLink"] = rawLink + "/" + util.PathEscapeSegments(ctx.Repo.TreePath)
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@ -381,69 +388,27 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
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ctx.Data["FileError"] = editorconfigErr
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}
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buf := make([]byte, 1024)
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n, _ := util.ReadAtMost(dataRc, buf)
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buf = buf[:n]
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st := typesniffer.DetectContentType(buf)
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isTextFile := st.IsText()
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isLFSFile := false
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isDisplayingSource := ctx.FormString("display") == "source"
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isDisplayingRendered := !isDisplayingSource
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// Check for LFS meta file
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if isTextFile && setting.LFS.StartServer {
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pointer, _ := lfs.ReadPointerFromBuffer(buf)
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if pointer.IsValid() {
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meta, err := git_model.GetLFSMetaObjectByOid(ctx.Repo.Repository.ID, pointer.Oid)
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if err != nil && err != git_model.ErrLFSObjectNotExist {
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ctx.ServerError("GetLFSMetaObject", err)
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return
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}
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if meta != nil {
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isLFSFile = true
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// OK read the lfs object
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var err error
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dataRc, err = lfs.ReadMetaObject(pointer)
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if err != nil {
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ctx.ServerError("ReadMetaObject", err)
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return
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}
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defer dataRc.Close()
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buf = make([]byte, 1024)
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n, err = util.ReadAtMost(dataRc, buf)
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if err != nil {
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ctx.ServerError("Data", err)
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return
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}
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buf = buf[:n]
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st = typesniffer.DetectContentType(buf)
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isTextFile = st.IsText()
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fileSize = meta.Size
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ctx.Data["RawFileLink"] = ctx.Repo.RepoLink + "/media/" + ctx.Repo.BranchNameSubURL() + "/" + util.PathEscapeSegments(ctx.Repo.TreePath)
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}
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}
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if fInfo.isLFSFile {
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ctx.Data["RawFileLink"] = ctx.Repo.RepoLink + "/media/" + ctx.Repo.BranchNameSubURL() + "/" + util.PathEscapeSegments(ctx.Repo.TreePath)
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}
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isRepresentableAsText := st.IsRepresentableAsText()
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isRepresentableAsText := fInfo.st.IsRepresentableAsText()
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if !isRepresentableAsText {
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// If we can't show plain text, always try to render.
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isDisplayingSource = false
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isDisplayingRendered = true
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}
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ctx.Data["IsLFSFile"] = isLFSFile
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ctx.Data["FileSize"] = fileSize
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ctx.Data["IsTextFile"] = isTextFile
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ctx.Data["IsLFSFile"] = fInfo.isLFSFile
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ctx.Data["FileSize"] = fInfo.fileSize
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ctx.Data["IsTextFile"] = fInfo.isTextFile
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ctx.Data["IsRepresentableAsText"] = isRepresentableAsText
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ctx.Data["IsDisplayingSource"] = isDisplayingSource
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ctx.Data["IsDisplayingRendered"] = isDisplayingRendered
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isTextSource := isTextFile || isDisplayingSource
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isTextSource := fInfo.isTextFile || isDisplayingSource
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ctx.Data["IsTextSource"] = isTextSource
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if isTextSource {
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ctx.Data["CanCopyContent"] = true
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@ -468,7 +433,7 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
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}
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// Assume file is not editable first.
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if isLFSFile {
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if fInfo.isLFSFile {
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ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.cannot_edit_lfs_files")
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} else if !isRepresentableAsText {
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ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.cannot_edit_non_text_files")
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@ -476,13 +441,13 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
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switch {
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case isRepresentableAsText:
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if st.IsSvgImage() {
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if fInfo.st.IsSvgImage() {
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ctx.Data["IsImageFile"] = true
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ctx.Data["CanCopyContent"] = true
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ctx.Data["HasSourceRenderedToggle"] = true
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}
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if fileSize >= setting.UI.MaxDisplayFileSize {
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if fInfo.fileSize >= setting.UI.MaxDisplayFileSize {
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ctx.Data["IsFileTooLarge"] = true
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break
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}
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@ -589,7 +554,7 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
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ctx.Data["FileContent"] = fileContent
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ctx.Data["LineEscapeStatus"] = statuses
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}
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if !isLFSFile {
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if !fInfo.isLFSFile {
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if ctx.Repo.CanEnableEditor(ctx.Doer) {
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if lfsLock != nil && lfsLock.OwnerID != ctx.Doer.ID {
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ctx.Data["CanEditFile"] = false
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@ -605,17 +570,17 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
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}
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}
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case st.IsPDF():
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case fInfo.st.IsPDF():
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ctx.Data["IsPDFFile"] = true
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case st.IsVideo():
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case fInfo.st.IsVideo():
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ctx.Data["IsVideoFile"] = true
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case st.IsAudio():
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case fInfo.st.IsAudio():
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ctx.Data["IsAudioFile"] = true
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case st.IsImage() && (setting.UI.SVG.Enabled || !st.IsSvgImage()):
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case fInfo.st.IsImage() && (setting.UI.SVG.Enabled || !fInfo.st.IsSvgImage()):
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ctx.Data["IsImageFile"] = true
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ctx.Data["CanCopyContent"] = true
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default:
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if fileSize >= setting.UI.MaxDisplayFileSize {
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if fInfo.fileSize >= setting.UI.MaxDisplayFileSize {
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ctx.Data["IsFileTooLarge"] = true
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break
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}
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