users/app/controllers/users_controller.rb


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class UsersController < ApplicationController

  skip_before_filter :verify_authenticity_token, :only => [:create]

  before_filter :fetch_user, :only => [:edit, :update, :destroy]
  before_filter :authorize_admin, :only => [:index]

  respond_to :json, :html

  def index
    if params[:query]
      @users = User.by_login.startkey(params[:query]).endkey(params[:query].succ)
    else
      @users = User.by_created_at.descending
    end
    @users = @users.limit(10)
    respond_with @users.map(&:login).sort
  end

  def new
    @user = User.new
  end

  def create
    @user = User.create(params[:user])
    respond_with @user
  end

  def edit
  end

  def update
    @user.update_attributes(params[:user])
    respond_with @user, :location => edit_user_path(@user)
  end

  def destroy
    @user.destroy
    redirect_to admin? ? users_path : login_path
  end

  protected

  def fetch_user
    @user = User.find_by_param(params[:id])
    access_denied unless admin? or (@user == current_user)
  end
end