New functions for conversation controller

conversation.rb

# GET /conversations/new
def new
  @conversation = Conversation.new
  @comment = @conversation.comments.build

  respond_to do |format|
    format.html # new.html.erb
  end
end

# POST /conversations
def create
  @conversation = Conversation.new(params[:conversation])
  @comment = @conversation.comments.build(params[:comment])
  @conversation.user_id  = @comment.user_id = current_user.id
  @conversation.board = @board
  
  respond_to do |format|
    if current_user && @conversation.save
      format.html { redirect_to(board_path(@board), :notice => 'Your Post was created') }
    else
      format.html { render :action => "new" }
    end
  end
end