Add new Gitlab::Oauth::AuthHash class

lib/gitlab/oauth/auth_hash.rb

+# Class to parse and transform the info provided by omniauth
+#
+module Gitlab
+  module OAuth
+    class AuthHash
+      attr_reader :auth_hash
+      def initialize(auth_hash)
+        @auth_hash = auth_hash
+      end
+
+      def uid
+        auth_hash.uid.to_s
+      end
+
+      def provider
+        auth_hash.provider
+      end
+
+      def info
+        auth_hash.info
+      end
+
+      def name
+        (info.name || full_name).to_s.force_encoding('utf-8')
+      end
+
+      def full_name
+        "#{info.first_name} #{info.last_name}"
+      end
+
+      def username
+        (info.try(:nickname) || generate_username).to_s.force_encoding('utf-8')
+      end
+
+      def email
+        (info.try(:email) || generate_temporarily_email).downcase
+      end
+
+      def password
+        @password ||= Devise.friendly_token[0, 8].downcase
+      end
+
+      # Get the first part of the email address (before @)
+      # In addtion in removes illegal characters
+      def generate_username
+        email.match(/^[^@]*/)[0].parameterize
+      end
+
+      def generate_temporarily_email
+        "temp-email-for-oauth-#{username}@gitlab.localhost"
+      end
+    end
+  end
+end