干掉此httparty代码并将其移出控制器并进入模型

ArticlesController

ArticlesController

def home
  @url =         'https://meta.discourse.org/latest.json'
  @forum_data =  HTTParty.get(@url).parsed_response
  @topic_one =   @forum_data['topic_list']['topics'][0]['title']
  @topic_two =   @forum_data['topic_list']['topics'][1]['title']
  @topic_three = @forum_data['topic_list']['topics'][2]['title']
  @topic_four =  @forum_data['topic_list']['topics'][3]['title']
  @topic_five =  @forum_data['topic_list']['topics'][4]['title']
end
def h