package us.codecraft.webmagic.samples;
   
   import us.codecraft.webmagic.Page;
   import us.codecraft.webmagic.Site;
   import us.codecraft.webmagic.Spider;
   import us.codecraft.webmagic.processor.PageProcessor;
   
   import java.util.List;
   
  /**
   * @author code4crafter@gmail.com <br>
   * Date: 13-5-20
   * Time: 下午5:31
   */
  public class MeicanProcessor implements PageProcessor {
      @Override
      public void process(Page page) {
          //http://progressdaily.diandian.com/post/2013-01-24/40046867275
          List<String> requests = page.getHtml().xpath("//a[@class=\"area_link flat_btn\"]/@href").all();
          if (requests.size() > 2) {
              requests = requests.subList(0, 2);
          }
          page.addTargetRequests(requests);
          page.addTargetRequests(page.getHtml().links().regex("(.*/restaurant/[^#]+)").all());
          page.putField("items", page.getHtml().xpath("//ul[@class=\"dishes menu_dishes\"]/li/span[@class=\"name\"]/text()"));
          page.putField("prices", page.getHtml().xpath("//ul[@class=\"dishes menu_dishes\"]/li/span[@class=\"price_outer\"]/span[@class=\"price\"]/text()"));
      }
  
      @Override
      public Site getSite() {
          return Site.me().setDomain("meican.com").setCharset("utf-8").
                  setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31");
      }
  
      public static void main(String[] args) {
          Spider.create(new MeicanProcessor()).addUrl("http://www.meican.com/shanghai/districts").run();
      }
  }