func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink string) {
ctx.Data["IsViewFile"] = true
blob := entry.Blob()
dataRc, err := blob.Data()
if err != nil {
ctx.Handle(500, "Data", err)
return
}
ctx.Data["FileSize"] = blob.Size()
ctx.Data["FileName"] = blob.Name()
ctx.Data["HighlightClass"] = highlight.FileNameToHighlightClass(blob.Name())
ctx.Data["RawFileLink"] = rawLink + "/" + ctx.Repo.TreePath
buf := make([]byte, 1024)
n, _ := dataRc.Read(buf)
buf = buf[:n]
isTextFile := base.IsTextFile(buf)
ctx.Data["IsTextFile"] = isTextFile
// Assume file is not editable first.
if !isTextFile {
ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.cannot_edit_non_text_files")
}
switch {
case isTextFile:
if blob.Size() >= setting.UI.MaxDisplayFileSize {
ctx.Data["IsFileTooLarge"] = true
break
}
d, _ := ioutil.ReadAll(dataRc)
buf = append(buf, d...)
isMarkdown := markdown.IsMarkdownFile(blob.Name())
ctx.Data["IsMarkdown"] = isMarkdown
readmeExist := isMarkdown || markdown.IsReadmeFile(blob.Name())
ctx.Data["ReadmeExist"] = readmeExist
if readmeExist && isMarkdown {
ctx.Data["FileContent"] = string(markdown.Render(buf, path.Dir(treeLink), ctx.Repo.Repository.ComposeMetas()))
} else {
// Building code view blocks with line number on server side.
var fileContent string
if err, content := template.ToUTF8WithErr(buf); err != nil {
if err != nil {
log.Error(4, "ToUTF8WithErr: %s", err)
}
fileContent = string(buf)
} else {
fileContent = content
}
var output bytes.Buffer
lines := strings.Split(fileContent, "\n")
for index, line := range lines {
output.WriteString(fmt.Sprintf(`<li class="L%d" rel="L%d">%s</li>`, index+1, index+1, gotemplate.HTMLEscapeString(line)) + "\n")
}
ctx.Data["FileContent"] = gotemplate.HTML(output.String())
output.Reset()
for i := 0; i < len(lines); i++ {
output.WriteString(fmt.Sprintf(`<span id="L%d">%d</span>`, i+1, i+1))
}
ctx.Data["LineNums"] = gotemplate.HTML(output.String())
}
if ctx.Repo.CanEnableEditor() {
ctx.Data["CanEditFile"] = true
ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.edit_this_file")
} else if !ctx.Repo.IsViewBranch {
ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
} else if !ctx.Repo.IsWriter() {
ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.fork_before_edit")
}
case base.IsPDFFile(buf):
ctx.Data["IsPDFFile"] = true
case base.IsImageFile(buf):
ctx.Data["IsImageFile"] = true
}
if ctx.Repo.CanEnableEditor() {
ctx.Data["CanDeleteFile"] = true
ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.delete_this_file")
} else if !ctx.Repo.IsViewBranch {
ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
} else if !ctx.Repo.IsWriter() {
ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_have_write_access")
}
}
func (diffFile *DiffFile) GetHighlightClass() string {
return highlight.FileNameToHighlightClass(diffFile.Name)
}