Namespaced Controller cannot find model virtual attribute method - ruby-on-rails

Question

I get the following error with the supplied code.
undefined method `password' for #<User:0x00000002e66980>
User Model
class User < ActiveRecord::Base
validates_presence_of :username
validates_presence_of :first_name
validates_presence_of :last_name
validates_presence_of :email
validates_uniqueness_of :username
validates_uniqueness_of :email
attr_accessor :password_confirmation
validates_confirmation_of :password
validate :password_non_blank
# password is a virtual attribute
def password=(pwd)
#password = pwd
return if pwd.blank?
create_new_salt
self.hashed_password = self.class.encrypt_password(pwd, self.password_salt)
end
def self.authenticate(username, password)
if user = self.find_by_username(username)
if user.hashed_password == encrypt_password(password, user.password_salt)
user
end
end
end
def User.encrypt_password(password, password_salt)
string_to_hash = password + "woozlewozzle" + password_salt
Digest::SHA1.hexdigest(string_to_hash)
end
private
def password_non_blank
errors.add(:password, "Password cannot be blank.") if hashed_password.blank?
end
def create_new_salt
self.password_salt = self.object_id.to_s + rand.to_s
end
end
Users Controller
class Admin::UsersController < Admin::AdminController
skip_before_filter :authorize
# GET /users
# GET /users.xml
def index
#users = User.find(:all, :order => :username)
respond_to do |format|
format.html # index.html.erb
end
end
# GET /users/1
# GET /users/1.xml
def show
#user = User.find(params[:id])
respond_to do |format|
format.html # show.html.erb
end
end
# GET /users/new
# GET /users/new.xml
def new
#user = User.new
respond_to do |format|
format.html # new.html.erb
end
end
# GET /users/1/edit
def edit
#user = User.find(params[:id])
end
# POST /users
# POST /users.xml
def create
#user = User.new(params[:user])
respond_to do |format|
if #user.save
flash[:notice] = "User #{#user.first_name} #{#user.last_name} was created successfully."
format.html { redirect_to(:action => 'index') }
else
format.html { render :action => 'new' }
end
end
end
# PUT /users/1
# PUT /users/1.xml
def update
#user = User.find(params[:id])
respond_to do |format|
if #user.update_attributes(params[:user])
flash[:notice] = "User #{#user.first_name} #{#user.last_name} was updated successfully."
format.html { redirect_to(:action => 'index') }
else
format.html { render :action => "edit" }
end
end
end
# DELETE /users/1
# DELETE /users/1.xml
def destroy
#user = User.find(params[:id])
#user.destroy
respond_to do |format|
format.html { redirect_to(admin_users_url) }
end
end
end
Namespace Routes
namespace 'admin' do
get 'admin' => 'manage#index'
resources :users
end
User Form
<%= form_for(#user, :url => admin_users_path(#user)) do |f| %>
<% if #user.errors.any? %>
<div id="error_explanation">
<h2><%= pluralize(#user.errors.count, "error") %> prohibited this user from being saved:</h2>
<ul>
<% #user.errors.full_messages.each do |msg| %>
<li><%= msg %></li>
<% end %>
</ul>
</div>
<% end %>
<div class="field">
<%= f.label :username %><br />
<%= f.text_field :username %>
</div>
<div class="field">
<%= f.label :first_name %><br />
<%= f.text_field :first_name %>
</div>
<div class="field">
<%= f.label :last_name %><br />
<%= f.text_field :last_name %>
</div>
<div class="field">
<%= f.label :salutation %><br />
<%= f.text_field :salutation %>
</div>
<div class="field">
<%= f.label :email %><br />
<%= f.text_field :email %>
</div>
<div class="field">
<%= f.label :password %><br />
<%= f.password_field :password %>
</div>
<div class="field">
<%= f.label :password_confirmation, 'Confirm Password' %><br />
<%= f.password_field :password_confirmation %>
</div>
<div class="actions">
<%= f.submit %>
</div>
<% end %>

Answer 1

Yes, you need attr_accessor :password and you don't need attr_accessor :password_confirmation as validates_confirmation_of :password will create it for you.