Dishwasha

class AlertPresenter < CachingPresenter
  presents :alert, :accepts => [:action, :current_user]

  attr_reader :action
  
  def acknowledged_by_user?
    if attempt = @alert.alert_attempts.find_by_user_id(@current_user)
      attempt.acknowledged?
    end
  end

Dishwasha

<% form_for @alert, :url => cancel_alert_path(@alert.original_alert.nil? ? @alert : @alert.original_alert) do |form| %>
  <div id="edit">
    <%= render form %>
    <%= form.submit "Preview Message" %>
  </div>

  <div id="preview">
    <%= render @alert %>

    <%= link_to 'Edit', '#edit', :class => 'edit' %>

Dishwasha

 def create
    @alert = current_user.alerts.build params[:alert]
    if params[:send]
      @alert.save
      @alert.deliver
      flash[:notice] = "Successfully sent the alert"
      redirect_to logs_path
    else
      render :template => "alerts/preview"
    end