diff --git a/.gitignore b/.gitignore
index 4fae5d0..9e4549b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,3 +29,20 @@ config/secrets.yml
 /vendor/assets/bower_components
 *.bowerrc
 bower.json
+*.gem
+*.rbc
+.bundle
+.config
+.yardoc
+Gemfile.lock
+InstalledFiles
+_yardoc
+coverage
+doc/
+lib/bundler/man
+pkg
+rdoc
+spec/reports
+test/tmp
+test/version_tmp
+tmp
diff --git a/lib/letter_avatar/has_avatar.rb b/lib/letter_avatar/has_avatar.rb
new file mode 100644
index 0000000..823ddab
--- /dev/null
+++ b/lib/letter_avatar/has_avatar.rb
@@ -0,0 +1,13 @@
+module LetterAvatar
+  module HasAvatar
+    extend ActiveSupport::Concern
+    
+    def avatar_path size=200
+      LetterAvatar.generate(name, size)
+    end
+    
+    def avatar_url size=200
+      avatar_path(size).gsub(/public/,'')
+    end
+  end
+end
--
libgit2 0.21.0