gistfile1.rb

  def login
    if request.post?
    user = User.find_by_email(params[:email])
      if ! user.nil? && user.password == params[:password]
      session[:user_id] = user.id
      progress_redirect
      else
      redirect_to(:back, :alert => "Invalid Email/Password.")
      end
    end
  end
  
  def progress_redirect
    user = User.find_by_email(params[:email])
    if user.role == "admin"
      redirect_to(:controller => 'users', :action => 'index')
    elsif user.progress == 0
      redirect_to(:controller => 'pages', :action => 'welcome')
      sign_in_flash
    else
      redirect_to(:controller => 'lessons', :action => 'show', :id => user.progress)
    end
  end
  
  def sign_in_flash
    user = User.find_by_email(params[:email])
    if user.role == "admin"
    elsif user.progress > 0
        flash[:alert] = 'Attention! This section only needs to be completed once.
        If you have already completed this section, please access the lessons and resources using the navigation bar at the top.'
    else  
    end  
  end