Merge pull request #32 from dannluciano/master

Refactors in model User, and add the files for novice users

README.markdown

@@ -4,5 +4,6 @@
 
 * Faça um fork do projeto
 * Faça as alterações com os respectivos testes (Este projeto utiliza o RSpec)
+* Para fazer com seus testes executem automaticamente a cada alteração de arquivo, execute o guard na linha de comando
 * Faça um pull request
 * Código sem testes serão mais difíceis de ser aceitos ;)

app/models/user.rb

@@ -2,8 +2,6 @@ class User < ActiveRecord::Base
   has_many :roles
   has_many :posts
 
-  attr_reader :role
-
   def role_symbols
     (roles || []).map { |r| r.title.to_sym }
   end
@@ -21,7 +19,13 @@ def guest?
   end
 
   def role
-    @role = admin? ? "admin" : (member? ? "member" : "guest")
+    @role = if admin?
+      "admin"
+    elsif member?
+      "member"
+    else
+      "guest"
+    end
   end
 
   def change_role(value)

config/database.yml.example

@@ -0,0 +1,22 @@
+# SQLite version 3.x
+#   gem install sqlite3
+development:
+  adapter: sqlite3
+  database: db/development.sqlite3
+  pool: 5
+  timeout: 5000
+
+# Warning: The database defined as "test" will be erased and
+# re-generated from your development database when you run "rake".
+# Do not set this db to the same as development or production.
+test:
+  adapter: sqlite3
+  database: db/test.sqlite3
+  pool: 5
+  timeout: 5000
+
+production:
+  adapter: sqlite3
+  database: db/production.sqlite3
+  pool: 5
+  timeout: 5000