mirror of
https://github.com/go-gitea/gitea.git
synced 2024-12-22 17:34:03 +03:00
faf5705d29
Move some components (description, license, release, language stats) to sidebar --------- Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
314 lines
11 KiB
Go
314 lines
11 KiB
Go
// Copyright 2024 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package repo
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import (
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"bytes"
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"fmt"
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"image"
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"io"
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"path"
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"slices"
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"strings"
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git_model "code.gitea.io/gitea/models/git"
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issue_model "code.gitea.io/gitea/models/issues"
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"code.gitea.io/gitea/models/renderhelper"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/actions"
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"code.gitea.io/gitea/modules/charset"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/highlight"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/markup"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/util"
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"code.gitea.io/gitea/services/context"
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issue_service "code.gitea.io/gitea/services/issue"
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files_service "code.gitea.io/gitea/services/repository/files"
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"github.com/nektos/act/pkg/model"
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)
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func renderFile(ctx *context.Context, entry *git.TreeEntry) {
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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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buf, dataRc, fInfo, err := getFileReader(ctx, ctx.Repo.Repository.ID, 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["Title"] = ctx.Tr("repo.file.title", ctx.Repo.Repository.Name+"/"+path.Base(ctx.Repo.TreePath), ctx.Repo.RefName)
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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"] = ctx.Repo.RepoLink + "/raw/" + ctx.Repo.BranchNameSubURL() + "/" + util.PathEscapeSegments(ctx.Repo.TreePath)
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commit, err := ctx.Repo.Commit.GetCommitByPath(ctx.Repo.TreePath)
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if err != nil {
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ctx.ServerError("GetCommitByPath", err)
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return
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}
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if !loadLatestCommitData(ctx, commit) {
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return
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}
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if ctx.Repo.TreePath == ".editorconfig" {
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_, editorconfigWarning, editorconfigErr := ctx.Repo.GetEditorconfig(ctx.Repo.Commit)
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if editorconfigWarning != nil {
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ctx.Data["FileWarning"] = strings.TrimSpace(editorconfigWarning.Error())
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}
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if editorconfigErr != nil {
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ctx.Data["FileError"] = strings.TrimSpace(editorconfigErr.Error())
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}
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} else if issue_service.IsTemplateConfig(ctx.Repo.TreePath) {
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_, issueConfigErr := issue_service.GetTemplateConfig(ctx.Repo.GitRepo, ctx.Repo.TreePath, ctx.Repo.Commit)
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if issueConfigErr != nil {
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ctx.Data["FileError"] = strings.TrimSpace(issueConfigErr.Error())
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}
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} else if actions.IsWorkflow(ctx.Repo.TreePath) {
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content, err := actions.GetContentFromEntry(entry)
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if err != nil {
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log.Error("actions.GetContentFromEntry: %v", err)
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}
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_, workFlowErr := model.ReadWorkflow(bytes.NewReader(content))
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if workFlowErr != nil {
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ctx.Data["FileError"] = ctx.Locale.Tr("actions.runs.invalid_workflow_helper", workFlowErr.Error())
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}
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} else if slices.Contains([]string{"CODEOWNERS", "docs/CODEOWNERS", ".gitea/CODEOWNERS"}, ctx.Repo.TreePath) {
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if data, err := blob.GetBlobContent(setting.UI.MaxDisplayFileSize); err == nil {
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_, warnings := issue_model.GetCodeOwnersFromContent(ctx, data)
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if len(warnings) > 0 {
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ctx.Data["FileWarning"] = strings.Join(warnings, "\n")
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}
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}
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}
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isDisplayingSource := ctx.FormString("display") == "source"
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isDisplayingRendered := !isDisplayingSource
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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 := 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"] = 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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ctx.Data["IsExecutable"] = entry.IsExecutable()
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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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}
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// Check LFS Lock
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lfsLock, err := git_model.GetTreePathLock(ctx, ctx.Repo.Repository.ID, ctx.Repo.TreePath)
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ctx.Data["LFSLock"] = lfsLock
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if err != nil {
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ctx.ServerError("GetTreePathLock", err)
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return
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}
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if lfsLock != nil {
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u, err := user_model.GetUserByID(ctx, lfsLock.OwnerID)
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if err != nil {
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ctx.ServerError("GetTreePathLock", err)
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return
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}
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ctx.Data["LFSLockOwner"] = u.Name
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ctx.Data["LFSLockOwnerHomeLink"] = u.HomeLink()
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ctx.Data["LFSLockHint"] = ctx.Tr("repo.editor.this_file_locked")
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}
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// Assume file is not editable first.
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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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}
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switch {
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case isRepresentableAsText:
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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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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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rd := charset.ToUTF8WithFallbackReader(io.MultiReader(bytes.NewReader(buf), dataRc), charset.ConvertOpts{})
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shouldRenderSource := ctx.FormString("display") == "source"
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readmeExist := util.IsReadmeFileName(blob.Name())
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ctx.Data["ReadmeExist"] = readmeExist
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markupType := markup.DetectMarkupTypeByFileName(blob.Name())
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if markupType == "" {
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markupType = markup.DetectRendererType(blob.Name(), bytes.NewReader(buf))
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}
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if markupType != "" {
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ctx.Data["HasSourceRenderedToggle"] = true
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}
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if markupType != "" && !shouldRenderSource {
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ctx.Data["IsMarkup"] = true
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ctx.Data["MarkupType"] = markupType
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metas := ctx.Repo.Repository.ComposeDocumentMetas(ctx)
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metas["BranchNameSubURL"] = ctx.Repo.BranchNameSubURL()
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rctx := renderhelper.NewRenderContextRepoFile(ctx, ctx.Repo.Repository, renderhelper.RepoFileOptions{
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CurrentRefPath: ctx.Repo.BranchNameSubURL(),
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CurrentTreePath: path.Dir(ctx.Repo.TreePath),
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}).
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WithMarkupType(markupType).
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WithRelativePath(ctx.Repo.TreePath).
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WithMetas(metas)
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ctx.Data["EscapeStatus"], ctx.Data["FileContent"], err = markupRender(ctx, rctx, rd)
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if err != nil {
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ctx.ServerError("Render", err)
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return
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}
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// to prevent iframe load third-party url
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ctx.Resp.Header().Add("Content-Security-Policy", "frame-src 'self'")
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} else {
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buf, _ := io.ReadAll(rd)
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// The Open Group Base Specification: https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap03.html
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// empty: 0 lines; "a": 1 incomplete-line; "a\n": 1 line; "a\nb": 1 line, 1 incomplete-line;
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// Gitea uses the definition (like most modern editors):
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// empty: 0 lines; "a": 1 line; "a\n": 2 lines; "a\nb": 2 lines;
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// When rendering, the last empty line is not rendered in UI, while the line-number is still counted, to tell users that the file contains a trailing EOL.
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// To make the UI more consistent, it could use an icon mark to indicate that there is no trailing EOL, and show line-number as the rendered lines.
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// This NumLines is only used for the display on the UI: "xxx lines"
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if len(buf) == 0 {
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ctx.Data["NumLines"] = 0
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} else {
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ctx.Data["NumLines"] = bytes.Count(buf, []byte{'\n'}) + 1
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}
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language, err := files_service.TryGetContentLanguage(ctx.Repo.GitRepo, ctx.Repo.CommitID, ctx.Repo.TreePath)
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if err != nil {
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log.Error("Unable to get file language for %-v:%s. Error: %v", ctx.Repo.Repository, ctx.Repo.TreePath, err)
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}
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fileContent, lexerName, err := highlight.File(blob.Name(), language, buf)
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ctx.Data["LexerName"] = lexerName
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if err != nil {
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log.Error("highlight.File failed, fallback to plain text: %v", err)
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fileContent = highlight.PlainText(buf)
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}
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status := &charset.EscapeStatus{}
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statuses := make([]*charset.EscapeStatus, len(fileContent))
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for i, line := range fileContent {
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statuses[i], fileContent[i] = charset.EscapeControlHTML(line, ctx.Locale)
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status = status.Or(statuses[i])
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}
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ctx.Data["EscapeStatus"] = status
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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 !fInfo.isLFSFile {
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if ctx.Repo.CanEnableEditor(ctx, 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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ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.this_file_locked")
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} else {
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ctx.Data["CanEditFile"] = true
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ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.edit_this_file")
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}
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} else if !ctx.Repo.IsViewBranch {
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ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
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} else if !ctx.Repo.CanWriteToBranch(ctx, ctx.Doer, ctx.Repo.BranchName) {
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ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.fork_before_edit")
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}
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}
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case fInfo.st.IsPDF():
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ctx.Data["IsPDFFile"] = true
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case fInfo.st.IsVideo():
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ctx.Data["IsVideoFile"] = true
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case fInfo.st.IsAudio():
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ctx.Data["IsAudioFile"] = true
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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 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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// TODO: this logic duplicates with "isRepresentableAsText=true", it is not the same as "LFSFileGet" in "lfs.go"
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// It is used by "external renders", markupRender will execute external programs to get rendered content.
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if markupType := markup.DetectMarkupTypeByFileName(blob.Name()); markupType != "" {
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rd := io.MultiReader(bytes.NewReader(buf), dataRc)
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ctx.Data["IsMarkup"] = true
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ctx.Data["MarkupType"] = markupType
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rctx := renderhelper.NewRenderContextRepoFile(ctx, ctx.Repo.Repository, renderhelper.RepoFileOptions{
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CurrentRefPath: ctx.Repo.BranchNameSubURL(),
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CurrentTreePath: path.Dir(ctx.Repo.TreePath),
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}).
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WithMarkupType(markupType).
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WithRelativePath(ctx.Repo.TreePath)
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ctx.Data["EscapeStatus"], ctx.Data["FileContent"], err = markupRender(ctx, rctx, rd)
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if err != nil {
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ctx.ServerError("Render", err)
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return
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}
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}
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}
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if ctx.Repo.GitRepo != nil {
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checker, deferable := ctx.Repo.GitRepo.CheckAttributeReader(ctx.Repo.CommitID)
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if checker != nil {
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defer deferable()
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attrs, err := checker.CheckPath(ctx.Repo.TreePath)
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if err == nil {
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ctx.Data["IsVendored"] = git.AttributeToBool(attrs, git.AttributeLinguistVendored).Value()
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ctx.Data["IsGenerated"] = git.AttributeToBool(attrs, git.AttributeLinguistGenerated).Value()
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}
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}
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}
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if fInfo.st.IsImage() && !fInfo.st.IsSvgImage() {
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img, _, err := image.DecodeConfig(bytes.NewReader(buf))
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if err == nil {
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// There are Image formats go can't decode
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// Instead of throwing an error in that case, we show the size only when we can decode
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ctx.Data["ImageSize"] = fmt.Sprintf("%dx%dpx", img.Width, img.Height)
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}
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}
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if ctx.Repo.CanEnableEditor(ctx, ctx.Doer) {
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if lfsLock != nil && lfsLock.OwnerID != ctx.Doer.ID {
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ctx.Data["CanDeleteFile"] = false
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ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.this_file_locked")
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} else {
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ctx.Data["CanDeleteFile"] = true
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ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.delete_this_file")
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}
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} else if !ctx.Repo.IsViewBranch {
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ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
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} else if !ctx.Repo.CanWriteToBranch(ctx, ctx.Doer, ctx.Repo.BranchName) {
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ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_have_write_access")
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}
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}
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