Single full name form_field.

app/controllers/application_controller.rb

@@ -8,7 +8,7 @@ class ApplicationController < ActionController::Base
   protected
 
   def configure_permitted_parameters
-  	devise_parameter_sanitizer.for(:sign_up) { |u| u.permit(:first_name, :last_name, :email, :password, :password_confirmation, :class_code, :school, :city, :state, :country)}
+  	devise_parameter_sanitizer.for(:sign_up) { |u| u.permit(:first_name, :last_name, :full_name, :email, :password, :password_confirmation, :class_code, :school, :city, :state, :country)}
   end
 
   rescue_from CanCan::AccessDenied do |exception|

app/models/student.rb

@@ -6,4 +6,14 @@ class Student < ActiveRecord::Base
          :recoverable, :rememberable, :trackable, :validatable
 
   validates_presence_of :first_name, :last_name, :password_confirmation, :class_code
+
+  def full_name
+    [first_name, last_name].join(' ')
+  end
+
+  def full_name=(name)
+    parts = name.split(' ', 2)
+    self.first_name = parts[0]
+    self.last_name = parts[1]
+  end
 end

app/models/teacher.rb

@@ -6,4 +6,15 @@ class Teacher < ActiveRecord::Base
          :recoverable, :rememberable, :trackable, :validatable
 
   validates_presence_of :first_name, :last_name, :password_confirmation, :school, :city, :state, :country
+
+
+  def full_name
+    [first_name, last_name].join(' ')
+  end
+
+  def full_name=(name)
+    parts = name.split(' ', 2)
+    self.first_name = parts[0]
+    self.last_name = parts[1]
+  end
 end

app/views/devise/registrations/new.html.erb

@@ -7,15 +7,14 @@
   <legend>Personal Information</legend>
 
   <div class="row-fluid">
-    <div class="span4">  
-      <div class="text"><%= f.label :first_name %><%= f.text_field :first_name, :autofocus => true %></div>
-    </div>
     <div class="span4">
-      <%= f.label :last_name %><%= f.text_field :last_name %>
+      <%= f.label :full_name %><%= f.text_field :full_name, :autofocus => true %>
+      <span class="help-block"><small>First and last name only</small></span>
     </div>
+  </div>
 
     <div class="row-fluid">
-      <div class="span8">
+      <div class="span4">
         <%= f.label :email %><%= f.email_field :email %>
       </div>
     </div>

spec/features/authentication_spec.rb

@@ -33,8 +33,7 @@
         let(:teacher2) {FactoryGirl.build(:teacher, email:"teacher2@email.com") }
 
         it "should allow new teacher to sign up" do
-          fill_in "First name",                   with: teacher2.first_name
-          fill_in "Last name",                    with: teacher2.last_name
+          fill_in "Full name",                    with: [teacher2.first_name, teacher2.last_name].join(' ')
           fill_in "Email",                        with: teacher2.email
           fill_in "Password",                     with: teacher2.password
           fill_in "Password confirmation",        with: teacher2.password_confirmation
@@ -77,8 +76,7 @@
         let(:student2) { FactoryGirl.build(:student, email: "student2@email.com") }
 
         it "should allow a new student to sign up" do
-          fill_in "First name",                   with: student2.first_name
-          fill_in "Last name",                    with: student2.last_name
+          fill_in "Full name",                    with: [student2.first_name, student2.last_name].join(' ')
           fill_in "Email",                        with: student2.email
           fill_in "Password",                     with: student2.password
           fill_in "Password confirmation",        with: student2.password_confirmation