From 81fe86b4279775b3cbed2d64529d671d6fbe49d2 Mon Sep 17 00:00:00 2001
From: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Date: Fri, 29 Nov 2013 13:52:10 +0200
Subject: [PATCH] README link from project home page

---
 app/models/repository.rb          | 7 +++++++
 app/views/projects/show.html.haml | 6 ++++++
 2 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/app/models/repository.rb b/app/models/repository.rb
index 5813070..1255b81 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -133,6 +133,7 @@ class Repository
     Rails.cache.delete(cache_key(:tag_names))
     Rails.cache.delete(cache_key(:commit_count))
     Rails.cache.delete(cache_key(:graph_log))
+    Rails.cache.delete(cache_key(:readme))
   end
 
   def graph_log
@@ -159,4 +160,10 @@ class Repository
   def blob_at(sha, path)
     Gitlab::Git::Blob.find(self, sha, path)
   end
+
+  def readme
+    Rails.cache.fetch(cache_key(:readme)) do
+      Tree.new(self, self.root_ref).readme
+    end
+  end
 end
diff --git a/app/views/projects/show.html.haml b/app/views/projects/show.html.haml
index 41035d9..bfcd917 100644
--- a/app/views/projects/show.html.haml
+++ b/app/views/projects/show.html.haml
@@ -31,6 +31,12 @@
             %span Download
           = link_to project_compare_index_path(@project, from: @repository.root_ref, to: @ref || @repository.root_ref), class: 'btn btn-block' do
             Compare code
+
+        - if @repository.readme
+          - readme = @repository.readme
+          = link_to project_blob_path(@project, tree_join(@repository.root_ref, readme.name)), class: 'btn btn-block' do
+            = readme.name
+
     .prepend-top-10
       %p
         %span.light Created on
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