Function Diff

internal/route/repo/commit.go:117–174

(c *context.Context)

}

func Diff(c *context.Context) {
	c.PageIs("Diff")
	c.RequireHighlightJS()

	userName := c.Repo.Owner.Name
	repoName := c.Repo.Repository.Name
	commitID := c.Params(":sha")

	commit, err := c.Repo.GitRepo.CatFileCommit(commitID)
	if err != nil {
		c.NotFoundOrError(gitutil.NewError(err), "get commit by ID")
		return
	}

	diff, err := gitutil.RepoDiff(c.Repo.GitRepo,
		commitID, conf.Git.MaxDiffFiles, conf.Git.MaxDiffLines, conf.Git.MaxDiffLineChars,
		git.DiffOptions{Timeout: time.Duration(conf.Git.Timeout.Diff) * time.Second},
	)
	if err != nil {
		c.NotFoundOrError(gitutil.NewError(err), "get diff")
		return
	}

	parents := make([]string, commit.ParentsCount())
	for i := 0; i < commit.ParentsCount(); i++ {
		sha, err := commit.ParentID(i)
		if err != nil {
			c.NotFound()
			return
		}
		parents[i] = sha.String()
	}

	setEditorconfigIfExists(c)
	if c.Written() {
		return
	}

	c.RawTitle(commit.Summary() + " · " + tool.ShortSHA1(commitID))
	c.Data["CommitID"] = commitID
	c.Data["IsSplitStyle"] = c.Query("style") == "split"
	c.Data["Username"] = userName
	c.Data["Reponame"] = repoName
	c.Data["IsImageFile"] = commit.IsImageFile
	c.Data["IsImageFileByIndex"] = commit.IsImageFileByIndex
	c.Data["Commit"] = commit
	c.Data["Author"] = tryGetUserByEmail(c.Req.Context(), commit.Author.Email)
	c.Data["Diff"] = diff
	c.Data["Parents"] = parents
	c.Data["DiffNotAvailable"] = diff.NumFiles() == 0
	c.Data["SourcePath"] = conf.Server.Subpath + "/" + path.Join(userName, repoName, "src", commitID)
	c.Data["RawPath"] = conf.Server.Subpath + "/" + path.Join(userName, repoName, "raw", commitID)
	if commit.ParentsCount() > 0 {
		c.Data["BeforeSourcePath"] = conf.Server.Subpath + "/" + path.Join(userName, repoName, "src", parents[0])
		c.Data["BeforeRawPath"] = conf.Server.Subpath + "/" + path.Join(userName, repoName, "raw", parents[0])
	}
	c.Success(DIFF)
}