class TopicsController < ApplicationController
  # GET /topics
  # GET /topics.xml
  def index
    @topics = Topic.find(:all)

    respond_to do |format|
      format.html # index.rhtml
      format.xml  { render :xml => @topics.to_xml }
    end
  end

  # GET /topics/1
  # GET /topics/1.xml
  def show
    @topic = Topic.find(params[:id])

    respond_to do |format|
      format.html # show.rhtml
      format.xml  { render :xml => @topic.to_xml }
    end
  end

  # GET /topics/new
  def new
    @topic = Topic.new
  end

  # GET /topics/1;edit
  def edit
    @topic = Topic.find(params[:id])
  end

  # POST /topics
  # POST /topics.xml
  def create
    @topic = Topic.new(params[:topic])
    @topic = prepare_for_save(@topic)

    respond_to do |format|
      if @topic.save
        flash[:notice] = 'Topic was successfully created.'
        format.html { redirect_to topic_url(@topic) }
        format.js   { render_json({ :client_id => params[:client_id], :server_id => @topic.id }.to_json) }
        format.xml  { head :created, :location => topic_url(@topic) }
      else
        format.html { render :action => "new" }
        format.js
        format.xml  { render :xml => @topic.errors.to_xml }
      end
    end
  end

  # PUT /topics/1
  # PUT /topics/1.xml
  def update
    @topic = Topic.find(params[:id])
    @topic.attributes = params[:topic]
    @topic = prepare_for_save(@topic)

    respond_to do |format|
      if @topic.save
        flash[:notice] = 'Topic was successfully updated.'
        format.html { redirect_to topic_url(@topic) }
        format.js   { head :ok }
        format.xml  { head :ok }
      else
        format.html { render :action => "edit" }
        format.js   { render_json(@topic.errors.to_json) }
        format.xml  { render :xml => @topic.errors.to_xml }
      end
    end
  end

  # DELETE /topics/1
  # DELETE /topics/1.xml
  def destroy
    @topic = Topic.find(params[:id])
    @topic.destroy

    respond_to do |format|
      format.html { redirect_to topics_url }
      format.xml  { head :ok }
      format.js   { head :ok }
    end
  end
  
  private
  
    def prepare_for_save(topic)
      topic.text = strip_tags(topic.text)
      topic.notes = strip_tags(topic.notes)
      return topic
    end
  
end