多图文回复.xml

<xml>
  <ToUserName>#{@to_user}</ToUserName>
  <FromUserName>#{@from_user}</FromUserName>
  <CreateTime>#{Time.now.to_i}</CreateTime>
  <MsgType>news</MsgType>
  <ArticleCount>#{@articles.count}</ArticleCount>
  <Articles>
    - @articles.each do |article|
      - unless article.media_infos.blank?
        - theone=article.media_infos.sample
        - picurl=@pic_base+theone["grid_id"].to_s
      - else
        - picurl=asset_url("defaultshow.jpg")
      <item>
        <Title>#{article.title}</Title>
        <Description>#{article.title}</Description>
        <PicUrl>#{picurl}</PicUrl>
        <Url>#{article_url(article.id)}</Url>
      </item>
  </Articles>
</xml>