jam-cloud/app/controllers/api_users_controller.rb

class ApiUsersController < ApplicationController

  before_filter :signed_in_user, only: [:index, :edit, :update, :delete, 
                                        :friend_request_index, :friend_request_create,
                                        :friend_index, :friend_destroy]

  respond_to :json

  def index
    @users = User.paginate(page: params[:page])
  end

  def create
    @user = User.new()
    @user.creator = current_user
    @user.description = params[:description]
    @user.save
    respond_with @user, responder: ApiResponder, :location => api_user_detail_url(@user)
  end

  def show
    @user = User.find(params[:id])
  end

  def delete
    @user = User.find(params[:id])
    @user.delete

    respond_with @user, responder: ApiResponder
  end

  def friend_request_index
  end

  def friend_request_create
  end

  def friend_request_show
  end

  def friend_request_update
  end

  def friend_index
    # NOTE: friend_index.rabl template references the friends property
    @user = User.find(params[:id])
  end

  def friend_destroy
    JamRuby::Friendship.delete_all "(user_id = '#{params[:id]}' AND friend_id = '#{params[:friend_id]}') OR (user_id = '#{params[:friend_id]}' AND friend_id = '#{params[:id]}')"
  end

end