From 05c2c15cd1672a46e2b31e2ba1e71b872e8993e3 Mon Sep 17 00:00:00 2001
From: Sato Hiroyuki <sathiroyuki@gmail.com>
Date: Thu, 25 Apr 2013 19:58:25 +0000
Subject: [PATCH] Fix Gitlab::Git::Repository#commit returns wrong commit, if
 commit_id is "tag name".

---
 lib/extracts_path.rb         |  4 +---
 lib/gitlab/git/repository.rb | 11 ++++++++++-
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/lib/extracts_path.rb b/lib/extracts_path.rb
index 009c5fcada..1b7c698d0a 100644
--- a/lib/extracts_path.rb
+++ b/lib/extracts_path.rb
@@ -98,9 +98,7 @@ module ExtractsPath
 
     @ref, @path = extract_ref(@id)
 
-    # It is used "@project.repository.commits(@ref, @path, 1, 0)",
-    # because "@project.repository.commit(@ref)" returns wrong commit when @ref is tag name.
-    @commit = @project.repository.commits(@ref, @path, 1, 0).first
+    @commit = @project.repository.commit(@ref)
 
     @tree = Tree.new(@project.repository, @commit.id, @ref, @path)
 
diff --git a/lib/gitlab/git/repository.rb b/lib/gitlab/git/repository.rb
index ddead51d44..0218f2fe0e 100644
--- a/lib/gitlab/git/repository.rb
+++ b/lib/gitlab/git/repository.rb
@@ -49,7 +49,16 @@ module Gitlab
 
       def commit(commit_id = nil)
         commit = if commit_id
-                   repo.commit(commit_id)
+                   # Find repo.refs first,
+                   # because if commit_id is "tag name",
+                   # repo.commit(commit_id) returns wrong commit sha
+                   # that is git tag object sha.
+                   ref = repo.refs.find {|r| r.name == commit_id}
+                   if ref
+                     ref.commit
+                   else
+                     repo.commit(commit_id)
+                   end
                  else
                    repo.commits(root_ref).first
                  end
-- 
2.30.9