simple git repository class for the project

app/models/git/repository.rb

@@ -0,0 +1,28 @@
+class Git::Repository
+  delegate :commits, :tree, :to => :repo
+
+  attr_accessor :path, :name
+
+  def initialize(path, name)
+    @path = path
+    @name = name
+  end
+
+  def master
+    commits.first
+  end
+
+  def to_s
+    name
+  end
+
+  def repo
+    @repo ||= Grit::Repo.new(repo_path)
+  end
+
+  protected
+    def repo_path
+      @repo_path ||= File.join(path, name)
+    end
+
+end

app/models/project.rb

@@ -7,6 +7,8 @@ class Project < ActiveRecord::Base
 
   before_validation :generate_unixname
 
+  include Project::HasRepository
+
   protected
 
     def generate_unixname

app/models/project/has_repository.rb

@@ -0,0 +1,14 @@
+module Project::HasRepository
+
+  def self.included(model)
+  end
+
+  def git_repository
+    @repository ||= Git::Repository(git_repo_path, name)
+  end
+
+  protected
+    def git_repo_path
+      @git_repo_path ||= "xxx"
+    end
+end