|  | @@ -50,16 +50,10 @@ func Commits(ctx *middleware.Context, params martini.Params) {
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				|  |  |  		nextPage = 0
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				|  |  |  	}
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				|  |  |  
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				|  |  | -	var commits *list.List
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				|  |  | -	if models.IsBranchExist(userName, repoName, branchName) {
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				|  |  | -		// commits, err = models.GetCommitsByBranch(userName, repoName, branchName)
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				|  |  | -		commits, err = models.GetCommitsByRange(repoPath, branchName, page)
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				|  |  | -	} else {
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				|  |  | -		commits, err = models.GetCommitsByCommitId(userName, repoName, branchName)
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				|  |  | -	}
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				|  |  | -
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				|  |  | +	//both `git log branchName` and `git log  commitId` work
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				|  |  | +	commits, err := models.GetCommitsByRange(repoPath, branchName, page)
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				|  |  |  	if err != nil {
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				|  |  | -		ctx.Handle(404, "repo.Commits(get commits)", err)
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				|  |  | +		ctx.Handle(500, "repo.Commits(get commits)", err)
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				|  |  |  		return
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				|  |  |  	}
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				|  |  |  
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				|  | @@ -109,6 +103,7 @@ func Diff(ctx *middleware.Context, params martini.Params) {
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				|  |  |  	ctx.Data["Title"] = commit.Message() + " · " + base.ShortSha(commitId)
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				|  |  |  	ctx.Data["Commit"] = commit
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				|  |  |  	ctx.Data["Diff"] = diff
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				|  |  | +	ctx.Data["DiffNotAvailable"] = diff.NumFiles() == 0
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				|  |  |  	ctx.Data["IsRepoToolbarCommits"] = true
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				|  |  |  	ctx.Data["SourcePath"] = "/" + path.Join(userName, repoName, "src", commitId)
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				|  |  |  	ctx.Data["RawPath"] = "/" + path.Join(userName, repoName, "raw", commitId)
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