2 files changed, 13 insertions, 1 deletions
diff --git a/app/models/repository.rb b/app/models/repository.rb
index a2317fd592f..35ec84f1651 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -134,6 +134,7 @@ class Repository
     Rails.cache.delete(cache_key(:commit_count))
     Rails.cache.delete(cache_key(:graph_log))
     Rails.cache.delete(cache_key(:readme))
+    Rails.cache.delete(cache_key(:contribution_guide))
   end
 
   def graph_log
@@ -167,6 +168,12 @@ class Repository
     end
   end
 
+  def contribution_guide
+    Rails.cache.fetch(cache_key(:contribution_guide)) do
+      tree(:head).contribution_guide
+    end
+  end
+
   def head_commit
     commit(self.root_ref)
   end
diff --git a/app/models/tree.rb b/app/models/tree.rb
index 4f866f1a33d..f1077772ea9 100644
--- a/app/models/tree.rb
+++ b/app/models/tree.rb
@@ -1,5 +1,5 @@
 class Tree
-  attr_accessor :entries, :readme
+  attr_accessor :entries, :readme, :contribution_guide
 
   def initialize(repository, sha, path = '/')
     path = '/' if path.blank?
@@ -10,6 +10,11 @@ class Tree
       readme_path = path == '/' ? readme_tree.name : File.join(path, readme_tree.name)
       @readme = Gitlab::Git::Blob.find(git_repo, sha, readme_path)
     end
+
+    if contribution_tree = @entries.find(&:contribution?)
+      contribution_path = path == '/' ? contribution_tree.name : File.join(path, contribution_tree.name)
+      @contribution_guide = Gitlab::Git::Blob.find(git_repo, sha, contribution_path)
+    end
   end
 
   def trees