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520笔趣阁_好看的小说TXT下载,无弹窗小说网(www520biqugecom)

iisanye2周前 (12-12)文章推荐2
摘要:httpclient+jsoup实现小说线上采集阅读前言 用过老版本UC看小说的同学都知道,当年版权问题比较松懈,我们可以再UC搜索不同来源的小说,并且阅读,那么它是怎么做的呢?下面让我们自己实现一个…
httpclient+jsoup实现小说线上采集阅读

前言

  用过老版本UC看小说的同学都知道,当年版权问题比较松懈,我们可以再UC搜索不同来源的小说,并且阅读,那么它是怎么做的呢?下面让我们自己实现一个小说线上采集阅读。(说明:仅用于技术学习、研究)

  看小说时,最烦的就是有各种广告,这些广告有些是站长放上去的盈利手段,有些是被人恶意注入。在我的上一篇博客中实现了小说采集并保存到本地TXT文件 HttpClients+Jsoup抓取笔趣阁小说,并保存到本地TXT文件,这样我们就可以导入手机用手机阅读软件看小说;那么我们这里实现一个可以在线看小说。

话不多说先看效果

  首页:

  页面很纯净,目前有三种来源

  搜索结果页:

  三个不同的来源,分页用的是layui的laypage,逻辑分页。(笔趣阁的搜索结果界面没有书本的图片)

  翻页效果:

  纵横网连简介等都帮我们分词,搞得数据量太大,速度太慢:books.size() <

  书本详情页:

  小说阅读页:


  上、下一章:

代码与分析

  项目是springboot项目,原理非常简单,就是用httpclient构造一个请求头去请求对应的来源链接,用jsoup去解析响应回来的response,

  通过jsoup的选择器去找到我们想要的数据,存入实体,放到ModelAndView里面,前端页面用thymeleaf去取值、遍历数据。

  但是有一些书是要会员才能看,这种情况下我们需要做模拟登陆才能继续采集,这里只是一个简单的采集,就不做模拟登陆了。

  采集过程中碰到的问题:

  1、起点中文网采集书本集合时,想要的数据不在页面源码里面

  起点中文网很机智,他在html代码了没有直接展示page分页信息的链接

  可以看到,httpClient请求回来的response里分页信息标签里面是空的,但用浏览器去请求里面有信息


  这是因为httpClient去模拟我们的浏览器访问某个链接,直接响应回这个链接对应的内容,并不会去帮我们触发其他的ajax,而浏览器回去解析响应回来的html,当碰到img、script、link等标签它会帮我们去ajax请求对应的资源。
  由此推测,page相关的信息,起点中文网是在js代码里面去获取并追加,最后通过network找到它的一些蛛丝马迹

既然他没有写在html里,那我们就自己去创建连接,可以看到html上有当前页跟最大页数

完美

  2、笔趣阁查看书本详情,图片防盗链

  笔趣阁有一个图片防盗,我们在自己的html引入图片路径时,但当我们把链接用浏览器访问时是可以的



  

  对比一下两边的请求头

  首先我们要知道什么事图片防盗链,猛戳这里 -->:图片防盗链原理及应对方法 ;我们直接用大佬的反防盗链方法,并且针对我们的项目改造一下:

<div id=&#;bookImg&#;></div>
    /**
     * 反防盗链
     */
    function showImg(parentObj, url) {
        //来一个随机数
        var frameid = &#;frameimg&#; + Math.random();
        //放在(父页面)window里面   iframe的script标签里面绑定了window.onload,作用:设置iframe的高度、宽度 <script>window.onload = function() {  parent.document.getElementById(\&#;&#; + frameid + &#;\&#;).height = document.getElementById(\&#;img\&#;).height+\&#;px\&#;; }<&#; + &#;/script>
        window.img = &#;<img src=\&#;&#; + url + &#;?&#; + Math.random() + &#;\&#;/>&#;;
        //iframe调用parent.img
        $(parentObj).append(&#;<iframe id=&#;&#; + frameid + &#;&#; src=&#;javascript:parent.img;&#; frameBorder=&#;0&#; scrolling=&#;no&#;></iframe>&#;);
    }

    showImg($(&#;#bookImg&#;), book.img);

  效果最终:

  3、采集书本详情时,起点网的目录并没有在html里

  起点网的目录并没有在html里,也不是在另一个链接里

  通过浏览器页面Elements的Break on打断点


  查看调用栈发现,它在js ajax请求数据,进行tab切换,就连总共有多少章,它都是页面加载出来之后ajax请求回来的


  看一下他的请求头跟参数

  只要我们弄懂_csrfToken参数就可以构造一个get请求

https://book.qidian.com/ajax/book/category?_csrfToken=LosgUIe29G7LV04gdutbSqzKRb9XxoPyqtWBQ3hU&bookId=

  通过浏览器查看可知,第一章对应的链接:
https://read.qidian.com/chapter/2R9G_ziBVg41/MyEcwtk5i8Iex0RJOkJclQ2

  这个就是我们想要的

  
https://read.qidian.com/chapter/ + cU章节链接

  cN章节名称

   _csrfToken是cookie,而且多次刷新都不变,大胆猜测:起点为我们生成cookie并且携带请求ajax,携带与起点给我们的cookie不一致的时候返回失败,

  我们每次调用gather,都是一次新的httpclient对象,每次既然如此,那我们就先获取cookie,在用同一个httpclient去请求数据即可 (详情代码已经贴出来,在
BookHandler_qidian.book_details_qidian里面)

   最终我们获得了返回值,是一个json


  同样的,大部分逻辑都写在注释里面,相信大家都看得懂:

  maven引包:

        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpclient</artifactId>
            <version></version>
        </dependency>
        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpcore</artifactId>
            <version></version>
        </dependency>
        <dependency>
            <groupId>org.jsoup</groupId>
            <artifactId>jsoup</artifactId>
            <version></version>
        </dependency>
        <dependency>
            <groupId>net.sf.json-lib</groupId>
            <artifactId>json-lib</artifactId>
            <version></version>
            <classifier>jdk15</classifier>
        </dependency>

  书实体类:


/**
 * 书对象
 */
@Data
public class Book {

    /**
     * 链接
     */
    private String bookUrl;

    /**
     * 书名
     */
    private String bookName;

    /**
     * 作者
     */
    private String author;

    /**
     * 简介
     */
    private String synopsis;

    /**
     * 图片
     */
    private String img;

    /**
     * 章节目录 chapterName、url
     */
    private List<Map<String,String>> chapters;

    /**
     * 状态
     */
    private String status;

    /**
     * 类型
     */
    private String type;

    /**
     * 更新时间
     */
    private String updateDate;

    /**
     * 第一章
     */
    private String firstChapter;

    /**
     * 第一章链接
     */
    private String firstChapterUrl;

    /**
     * 上一章节
     */
    private String prevChapter;

    /**
     * 上一章节链接
     */
    private String prevChapterUrl;

    /**
     * 当前章节名称
     */
    private String nowChapter;

    /**
     * 当前章节内容
     */
    private String nowChapterValue;

    /**
     * 当前章节链接
     */
    private String nowChapterUrl;

    /**
     * 下一章节
     */
    private String nextChapter;

    /**
     * 下一章节链接
     */
    private String nextChapterUrl;

    /**
     * 最新章节
     */
    private String latestChapter;

    /**
     * 最新章节链接
     */
    private String latestChapterUrl;

    /**
     * 大小
     */
    private String magnitude;

    /**
     * 来源
     */
    private Map<String,String> source;
    private String sourceKey;
}


  小工具类:

/**
 * 小工具类
 */
public class BookUtil {

    /**
     * 自动注入参数
     * 例如:
     *
     * @param src    http://search.zongheng.com/s?keyword=#1&pageNo=#2&sort=
     * @param params &#;斗破苍穹&#;,&#;1&#;
     * @return http://search.zongheng.com/s?keyword=斗破苍穹&pageNo=1&sort=
     */
    public static String insertParams(String src, String... params) {
        int i = 1;
        for (String param : params) {
            src = src.replaceAll(&#;#&#; + i, param);
            i++;
        }
        return src;
    }

    /**
     * 采集当前url完整response实体.toString()
     *
     * @param url url
     * @return response实体.toString()
     */
    public static String gather(String url, String refererUrl) {
        String result = null;
        try {
            //创建httpclient对象 (这里设置成全局变量,相对于同一个请求session、cookie会跟着携带过去)
            CloseableHttpClient httpClient = HttpClients.createDefault();
            //创建get方式请求对象
            HttpGet httpGet = new HttpGet(url);
            httpGet.addHeader(&#;Content-type&#;, &#;application/json&#;);
            //包装一下
            httpGet.addHeader(&#;User-Agent&#;, &#;Mozilla/ (Windows NT ; WOW64) AppleWebKit/ (KHTML, like Gecko) Chrome/ Safari/&#;);
            httpGet.addHeader(&#;Referer&#;, refererUrl);
            httpGet.addHeader(&#;Connection&#;, &#;keep-alive&#;);

            //通过请求对象获取响应对象
            CloseableHttpResponse response = httpClient.execute(httpGet);
            //获取结果实体
            if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
                result = EntityUtils.toString(response.getEntity(), &#;GBK&#;);
            }

            //释放链接
            response.close();
        }
        //这里还可以捕获超时异常,重新连接抓取
        catch (Exception e) {
            result = null;
            System.err.println(&#;采集操作出错&#;);
            e.printStackTrace();
        }
        return result;
    }
}

  Controller层:

/**
 * Book Controller层
 */
@RestController
@RequestMapping(&#;book&#;)
public class BookContrller {

    /**
     * 来源集合
     */
    private static Map<String, Map<String, String>> source = new HashMap<>();

    static {
        //笔趣阁
        source.put(&#;biquge&#;, BookHandler_biquge.biquge);

        //纵横中文网
        source.put(&#;zongheng&#;, BookHandler_zongheng.zongheng);

        //起点中文网
        source.put(&#;qidian&#;, BookHandler_qidian.qidian);
    }

    /**
     * 访问首页
     */
    @GetMapping(&#;/index&#;)
    public ModelAndView index() {
        return new ModelAndView(&#;book_index.html&#;);
    }

    /**
     * 搜索书名
     */
    @GetMapping(&#;/search&#;)
    public ModelAndView search(Book book) {
        //结果集
        ArrayList<Book> books = new ArrayList<>();
        //关键字
        String keyWord = book.getBookName();
        //来源
        String sourceKey = book.getSourceKey();

        //获取来源详情
        Map<String, String> src = source.get(sourceKey);

        // 编码
        try {
            keyWord = URLEncoder.encode(keyWord, src.get(&#;UrlEncode&#;));
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        //searchUrl
        src.put(&#;searchUrl&#;, BookUtil.insertParams(src.get(&#;searchUrl&#;), keyWord, &#;1&#;));

        //调用不同的方法
        switch (sourceKey) {
            case &#;biquge&#;:
                BookHandler_biquge.book_search_biquge(books, src, keyWord);
                break;
            case &#;zongheng&#;:
                BookHandler_zongheng.book_search_zongheng(books, src, keyWord);
                break;
            case &#;qidian&#;:
                BookHandler_qidian.book_search_qidian(books, src, keyWord);
                break;
            default:
                //默认所有都查
                BookHandler_biquge.book_search_biquge(books, src, keyWord);
                BookHandler_zongheng.book_search_zongheng(books, src, keyWord);
                BookHandler_qidian.book_search_qidian(books, src, keyWord);
                break;
        }

        System.out.println(books.size());
        ModelAndView modelAndView = new ModelAndView(&#;book_list.html&#;, &#;books&#;, books);
        try {
            modelAndView.addObject(&#;keyWord&#;, URLDecoder.decode(keyWord, src.get(&#;UrlEncode&#;)));
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        modelAndView.addObject(&#;sourceKey&#;, sourceKey);
        return modelAndView;
    }

    /**
     * 访问书本详情
     */
    @GetMapping(&#;/details&#;)
    public ModelAndView details(String sourceKey,String bookUrl,String searchUrl) {
        Map<String, String> src = source.get(sourceKey);
        src.put(&#;searchUrl&#;,searchUrl);
        Book book = new Book();
        //调用不同的方法
        switch (sourceKey) {
            case &#;biquge&#;:
                book = BookHandler_biquge.book_details_biquge(src, bookUrl);
                break;
            case &#;zongheng&#;:
                book = BookHandler_zongheng.book_details_zongheng(src, bookUrl);
                break;
            case &#;qidian&#;:
                book = BookHandler_qidian.book_details_qidian(src, bookUrl);
                break;
            default:
                break;
        }
        return new ModelAndView(&#;book_details.html&#;, &#;book&#;, book);
    }

    /**
     * 访问书本章节
     */
    @GetMapping(&#;/read&#;)
    public ModelAndView read(String sourceKey,String chapterUrl,String refererUrl) {
        Map<String, String> src = source.get(sourceKey);
        Book book = new Book();
        //调用不同的方法
        switch (sourceKey) {
            case &#;biquge&#;:
                book = BookHandler_biquge.book_read_biquge(src, chapterUrl,refererUrl);
                break;
            case &#;zongheng&#;:
                book = BookHandler_zongheng.book_read_zongheng(src, chapterUrl,refererUrl);
                break;
            case &#;qidian&#;:
                book = BookHandler_qidian.book_read_qidian(src, chapterUrl,refererUrl);
                break;
            default:
                break;
        }
        return new ModelAndView(&#;book_read.html&#;, &#;book&#;, book);
    }
}

  三个不同来源的Handler处理器,每个来源都有不同的采集规则:


 BookHandler_biquge
/**
 * 笔趣阁采集规则
 */
public class BookHandler_biquge {

    /**
     * 来源信息
     */
    public static HashMap<String, String> biquge = new HashMap<>();

    static {
        //笔趣阁
        biquge.put(&#;name&#;, &#;笔趣阁&#;);
        biquge.put(&#;key&#;, &#;biquge&#;);
        biquge.put(&#;baseUrl&#;, &#;http://www.biquge.com.tw&#;);
        biquge.put(&#;baseSearchUrl&#;, &#;http://www.biquge.com.tw/modules/article/soshu.php&#;);
        biquge.put(&#;UrlEncode&#;, &#;GB2312&#;);
        biquge.put(&#;searchUrl&#;, &#;http://www.biquge.com.tw/modules/article/soshu.php?searchkey=+#1&page=#2&#;);
    }

    /**
     * 获取search list   笔趣阁采集规则
     *
     * @param books   结果集合
     * @param src     源目标
     * @param keyWord 关键字
     */
    public static void book_search_biquge(ArrayList<Book> books, Map<String, String> src, String keyWord) {
        //采集术
        String html = BookUtil.gather(src.get(&#;searchUrl&#;), src.get(&#;baseUrl&#;));
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            //当前页集合
            Elements resultList = doc.select(&#;table.grid  tr#nr&#;);
            for (Element result : resultList) {
                Book book = new Book();
                //书本链接
                book.setBookUrl(result.child(0).select(&#;a&#;).attr(&#;href&#;));
                //书名
                book.setBookName(result.child(0).select(&#;a&#;).text());
                //作者
                book.setAuthor(result.child(2).text());
                //更新时间
                book.setUpdateDate(result.child(4).text());
                //最新章节
                book.setLatestChapter(result.child(1).select(&#;a&#;).text());
                book.setLatestChapterUrl(result.child(1).select(&#;a&#;).attr(&#;href&#;));
                //状态
                book.setStatus(result.child(5).text());
                //大小
                book.setMagnitude(result.child(3).text());
                //来源
                book.setSource(src);
                books.add(book);
            }

            //下一页
            Elements searchNext = doc.select(&#;div.pages > a.ngroup&#;);
            String href = searchNext.attr(&#;href&#;);
            if (!StringUtils.isEmpty(href)) {
                src.put(&#;baseUrl&#;, src.get(&#;searchUrl&#;));
                src.put(&#;searchUrl&#;, href.contains(&#;http&#;) ? href : (src.get(&#;baseSearchUrl&#;) + href));
                book_search_biquge(books, src, keyWord);
            }

        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
    }

    /**
     *  获取书本详情  笔趣阁采集规则
     * @param src 源目标
     * @param bookUrl 书本链接
     * @return Book对象
     */
    public static Book book_details_biquge(Map<String, String> src, String bookUrl) {
        Book book = new Book();
        //采集术
        String html = BookUtil.gather(bookUrl, src.get(&#;searchUrl&#;));
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);
            //书本链接
            book.setBookUrl(doc.select(&#;meta[property=og:url]&#;).attr(&#;content&#;));
            //图片
            book.setImg(doc.select(&#;meta[property=og:image]&#;).attr(&#;content&#;));
            //书名
            book.setBookName(doc.select(&#;div#info > h1&#;).text());
            //作者
            book.setAuthor(doc.select(&#;meta[property=og:novel:author]&#;).attr(&#;content&#;));
            //更新时间
            book.setUpdateDate(doc.select(&#;meta[property=og:novel:update_time]&#;).attr(&#;content&#;));
            //最新章节
            book.setLatestChapter(doc.select(&#;meta[property=og:novel:latest_chapter_name]&#;).attr(&#;content&#;));
            book.setLatestChapterUrl(doc.select(&#;meta[property=og:novel:latest_chapter_url]&#;).attr(&#;content&#;));
            //类型
            book.setType(doc.select(&#;meta[property=og:novel:category]&#;).attr(&#;content&#;));
            //简介
            book.setSynopsis(doc.select(&#;meta[property=og:description]&#;).attr(&#;content&#;));
            //状态
            book.setStatus(doc.select(&#;meta[property=og:novel:status]&#;).attr(&#;content&#;));

            //章节目录
            ArrayList<Map<String, String>> chapters = new ArrayList<>();
            for (Element result : doc.select(&#;div#list dd&#;)) {
                HashMap<String, String> map = new HashMap<>();
                map.put(&#;chapterName&#;, result.select(&#;a&#;).text());
                map.put(&#;url&#;, result.select(&#;a&#;).attr(&#;href&#;));
                chapters.add(map);
            }
            book.setChapters(chapters);

            //来源
            book.setSource(src);

        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
        return book;
    }

    /**
     * 得到当前章节名以及完整内容跟上、下一章的链接地址 笔趣阁采集规则
     * @param src 源目标
     * @param chapterUrl 当前章节链接
     * @param refererUrl 来源链接
     * @return Book对象
     */
    public static Book book_read_biquge(Map<String, String> src,String chapterUrl,String refererUrl) {
        Book book = new Book();

        //当前章节链接
        book.setNowChapterUrl(chapterUrl.contains(&#;http&#;) ? chapterUrl : (src.get(&#;baseUrl&#;) + chapterUrl));

        //采集术
        String html = BookUtil.gather(book.getNowChapterUrl(), refererUrl);
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            //当前章节名称
            book.setNowChapter(doc.select(&#;div.box_con > div.bookname > h1&#;).text());

            //删除图片广告
            doc.select(&#;div.box_con > div#content img&#;).remove();
            //当前章节内容
            book.setNowChapterValue(doc.select(&#;div.box_con > div#content&#;).outerHtml());

            //上、下一章
            book.setPrevChapter(doc.select(&#;div.bottem2 a:matches((?i)下一章)&#;).text());
            book.setPrevChapterUrl(doc.select(&#;div.bottem2 a:matches((?i)下一章)&#;).attr(&#;href&#;));
            book.setNextChapter(doc.select(&#;div.bottem2 a:matches((?i)上一章)&#;).text());
            book.setNextChapterUrl(doc.select(&#;div.bottem2 a:matches((?i)上一章)&#;).attr(&#;href&#;));

            //来源
            book.setSource(src);

        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
        return book;
    }
}


BookHandler_zongheng
/**
 * 纵横中文网采集规则
 */
public class BookHandler_zongheng {

    /**
     * 来源信息
     */
    public static HashMap<String, String> zongheng = new HashMap<>();

    static {
        //纵横中文网
        zongheng.put(&#;name&#;, &#;纵横中文网&#;);
        zongheng.put(&#;key&#;, &#;zongheng&#;);
        zongheng.put(&#;baseUrl&#;, &#;http://www.zongheng.com&#;);
        zongheng.put(&#;baseSearchUrl&#;, &#;http://search.zongheng.com/s&#;);
        zongheng.put(&#;UrlEncode&#;, &#;UTF-8&#;);
        zongheng.put(&#;searchUrl&#;, &#;http://search.zongheng.com/s?keyword=#1&pageNo=#2&sort=&#;);
    }

    /**
     * 获取search list   纵横中文网采集规则
     *
     * @param books   结果集合
     * @param src     源目标
     * @param keyWord 关键字
     */
    public static void book_search_zongheng(ArrayList<Book> books, Map<String, String> src, String keyWord) {
        //采集术
        String html = BookUtil.gather(src.get(&#;searchUrl&#;), src.get(&#;baseUrl&#;));
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            //当前页集合
            Elements resultList = doc.select(&#;div.search-tab > div.search-result-list&#;);
            for (Element result : resultList) {
                Book book = new Book();
                //书本链接
                book.setBookUrl(result.select(&#;div.imgbox a&#;).attr(&#;href&#;));
                //图片
                book.setImg(result.select(&#;div.imgbox img&#;).attr(&#;src&#;));
                //书名
                book.setBookName(result.select(&#;h2.tit&#;).text());
                //作者
                book.setAuthor(result.select(&#;div.bookinfo > a&#;).first().text());
                //类型
                book.setType(result.select(&#;div.bookinfo > a&#;).last().text());
                //简介
                book.setSynopsis(result.select(&#;p&#;).text());
                //状态
                book.setStatus(result.select(&#;div.bookinfo > span&#;).first().text());
                //大小
                book.setMagnitude(result.select(&#;div.bookinfo > span&#;).last().text());
                //来源
                book.setSource(src);
                books.add(book);
            }

            //下一页
            Elements searchNext = doc.select(&#;div.search_d_pagesize > a.search_d_next&#;);
            String href = searchNext.attr(&#;href&#;);
            //最多只要本,不然太慢了
            if (books.size() <  && !StringUtils.isEmpty(href)) {
                src.put(&#;baseUrl&#;, src.get(&#;searchUrl&#;));
                src.put(&#;searchUrl&#;, href.contains(&#;http&#;) ? href : (src.get(&#;baseSearchUrl&#;) + href));
                book_search_zongheng(books, src, keyWord);
            }

        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
    }

    /**
     *  获取书本详情  纵横中文网采集规则
     * @param src 源目标
     * @param bookUrl 书本链接
     * @return Book对象
     */
    public static Book book_details_zongheng(Map<String, String> src, String bookUrl) {
        Book book = new Book();
        //采集术
        String html = BookUtil.gather(bookUrl, src.get(&#;searchUrl&#;));
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            //书本链接
            book.setBookUrl(bookUrl);
            //图片
            book.setImg(doc.select(&#;div.book-img > img&#;).attr(&#;src&#;));
            //书名
            book.setBookName(doc.select(&#;div.book-info > div.book-name&#;).text());
            //作者
            book.setAuthor(doc.select(&#;div.book-author div.au-name&#;).text());
            //更新时间
            book.setUpdateDate(doc.select(&#;div.book-new-chapter div.time&#;).text());
            //最新章节
            book.setLatestChapter(doc.select(&#;div.book-new-chapter div.tit a&#;).text());
            book.setLatestChapterUrl(doc.select(&#;div.book-new-chapter div.tit a&#;).attr(&#;href&#;));
            //类型
            book.setType(doc.select(&#;div.book-label > a&#;).last().text());
            //简介
            book.setSynopsis(doc.select(&#;div.book-dec > p&#;).text());
            //状态
            book.setStatus(doc.select(&#;div.book-label > a&#;).first().text());

            //章节目录
            String chaptersUrl = doc.select(&#;a.all-catalog&#;).attr(&#;href&#;);
            ArrayList<Map<String, String>> chapters = new ArrayList<>();
            //采集术
            for (Element result : Jsoup.parse(BookUtil.gather(chaptersUrl, bookUrl)).select(&#;ul.chapter-list li&#;)) {
                HashMap<String, String> map = new HashMap<>();
                map.put(&#;chapterName&#;, result.select(&#;a&#;).text());
                map.put(&#;url&#;, result.select(&#;a&#;).attr(&#;href&#;));
                chapters.add(map);
            }
            book.setChapters(chapters);
            //来源
            book.setSource(src);
        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
        return book;
    }

    /**
     * 得到当前章节名以及完整内容跟上、下一章的链接地址 纵横中文网采集规则
     * @param src 源目标
     * @param chapterUrl 当前章节链接
     * @param refererUrl 来源链接
     * @return Book对象
     */
    public static Book book_read_zongheng(Map<String, String> src,String chapterUrl,String refererUrl) {
        Book book = new Book();

        //当前章节链接
        book.setNowChapterUrl(chapterUrl.contains(&#;http&#;) ? chapterUrl : (src.get(&#;baseUrl&#;) + chapterUrl));

        //采集术
        String html = BookUtil.gather(book.getNowChapterUrl(), refererUrl);
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            //当前章节名称
            book.setNowChapter(doc.select(&#;div.title_txtbox&#;).text());

            //删除图片广告
            doc.select(&#;div.content img&#;).remove();
            //当前章节内容
            book.setNowChapterValue(doc.select(&#;div.content&#;).outerHtml());

            //上、下一章
            book.setPrevChapter(doc.select(&#;div.chap_btnbox a:matches((?i)下一章)&#;).text());
            book.setPrevChapterUrl(doc.select(&#;div.chap_btnbox a:matches((?i)下一章)&#;).attr(&#;href&#;));
            book.setNextChapter(doc.select(&#;div.chap_btnbox a:matches((?i)上一章)&#;).text());
            book.setNextChapterUrl(doc.select(&#;div.chap_btnbox a:matches((?i)上一章)&#;).attr(&#;href&#;));

            //来源
            book.setSource(src);

        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
        return book;
    }
}
BookHandler_qidian
/**
 *  起点中文网采集规则
 */
public class BookHandler_qidian {

    /**
     * 来源信息
     */
    public static HashMap<String, String> qidian = new HashMap<>();

    static {
        //起点中文网
        qidian.put(&#;name&#;, &#;起点中文网&#;);
        qidian.put(&#;key&#;, &#;qidian&#;);
        qidian.put(&#;baseUrl&#;, &#;http://www.qidian.com&#;);
        qidian.put(&#;baseSearchUrl&#;, &#;https://www.qidian.com/search&#;);
        qidian.put(&#;UrlEncode&#;, &#;UTF-8&#;);
        qidian.put(&#;searchUrl&#;, &#;https://www.qidian.com/search?kw=#1&page=#2&#;);
    }

    /**
     * 获取search list   起点中文网采集规则
     *
     * @param books   结果集合
     * @param src     源目标
     * @param keyWord 关键字
     */
    public static void book_search_qidian(ArrayList<Book> books, Map<String, String> src, String keyWord) {
        //采集术
        String html = BookUtil.gather(src.get(&#;searchUrl&#;), src.get(&#;baseUrl&#;));
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            //当前页集合
            Elements resultList = doc.select(&#;li.res-book-item&#;);
            for (Element result : resultList) {
                Book book = new Book();
                /*
                       如果大家打断点在这里的话就会发现,起点的链接是这样的
                       //book.qidian.com/info/

                       以两个斜杠开头,不过无所谓,httpClient照样可以请求
                 */
                //书本链接
                book.setBookUrl(result.select(&#;div.book-img-box a&#;).attr(&#;href&#;));
                //图片
                book.setImg(result.select(&#;div.book-img-box img&#;).attr(&#;src&#;));
                //书名
                book.setBookName(result.select(&#;div.book-mid-info > h4&#;).text());
                //作者
                book.setAuthor(result.select(&#;div.book-mid-info > p.author > a&#;).first().text());
                //类型
                book.setType(result.select(&#;div.book-mid-info > p.author > a&#;).last().text());
                //简介
                book.setSynopsis(result.select(&#;div.book-mid-info > p.intro&#;).text());
                //状态
                book.setStatus(result.select(&#;div.book-mid-info > p.author > span&#;).first().text());
                //更新时间
                book.setUpdateDate(result.select(&#;div.book-mid-info > p.update > span&#;).text());
                //最新章节
                book.setLatestChapter(result.select(&#;div.book-mid-info > p.update > a&#;).text());
                book.setLatestChapterUrl(result.select(&#;div.book-mid-info > p.update > a&#;).attr(&#;href&#;));
                //来源
                book.setSource(src);
                books.add(book);
            }

            //当前页
            String page = doc.select(&#;div#page-container&#;).attr(&#;data-page&#;);

            //最大页数
            String pageMax = doc.select(&#;div#page-container&#;).attr(&#;data-pageMax&#;);

            //当前页 < 最大页数
            if (Integer.valueOf(page) < Integer.valueOf(pageMax)) {
                src.put(&#;baseUrl&#;, src.get(&#;searchUrl&#;));
                //自己拼接下一页链接
                src.put(&#;searchUrl&#;, src.get(&#;searchUrl&#;).replaceAll(&#;page=&#; + Integer.valueOf(page), &#;page=&#; + (Integer.valueOf(page) + 1)));
                book_search_qidian(books, src, keyWord);
            }

        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
    }

    /**
     *  获取书本详情  起点中文网采集规则
     * @param src 源目标
     * @param bookUrl 书本链接
     * @return Book对象
     */
    public static Book book_details_qidian(Map<String, String> src, String bookUrl) {
        Book book = new Book();

        //https
        bookUrl = &#;https:&#; + bookUrl;

        //采集术
        String html = BookUtil.gather(bookUrl, src.get(&#;searchUrl&#;));
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            //书本链接
            book.setBookUrl(bookUrl);
            //图片
            String img = doc.select(&#;div.book-img > a#bookImg > img&#;).attr(&#;src&#;);
            img = &#;https:&#; + img;
            book.setImg(img);
            //书名
            book.setBookName(doc.select(&#;div.book-info > h1 > em&#;).text());
            //作者
            book.setAuthor(doc.select(&#;div.book-info > h1 a.writer&#;).text());
            //更新时间
            book.setUpdateDate(doc.select(&#;li.update em.time&#;).text());
            //最新章节
            book.setLatestChapter(doc.select(&#;li.update a&#;).text());
            book.setLatestChapterUrl(doc.select(&#;li.update a&#;).attr(&#;href&#;));
            //类型
            book.setType(doc.select(&#;p.tag > span&#;).first().text());
            //简介
            book.setSynopsis(doc.select(&#;div.book-intro > p&#;).text());
            //状态
            book.setStatus(doc.select(&#;p.tag > a&#;).first().text());

            //章节目录

            //创建httpclient对象 (这里设置成全局变量,相对于同一个请求session、cookie会跟着携带过去)
            BasicCookieStore cookieStore = new BasicCookieStore();
            CloseableHttpClient httpClient = HttpClients.custom().setDefaultCookieStore(cookieStore).build();
            //创建get方式请求对象
            HttpGet httpGet = new HttpGet(&#;https://book.qidian.com/&#;);
            httpGet.addHeader(&#;Content-type&#;, &#;application/json&#;);
            //包装一下
            httpGet.addHeader(&#;User-Agent&#;, &#;Mozilla/ (Windows NT ; WOW64) AppleWebKit/ (KHTML, like Gecko) Chrome/ Safari/&#;);
            httpGet.addHeader(&#;Connection&#;, &#;keep-alive&#;);
            //通过请求对象获取响应对象
            CloseableHttpResponse response = httpClient.execute(httpGet);
            //获得Cookies
            String _csrfToken = &#;&#;;
            List<Cookie> cookies = cookieStore.getCookies();
            for (int i = 0; i < cookies.size(); i++) {
                if(&#;_csrfToken&#;.equals(cookies.get(i).getName())){
                    _csrfToken = cookies.get(i).getValue();
                }
            }

            //构造post
            String bookId = doc.select(&#;div.book-img a#bookImg&#;).attr(&#;data-bid&#;);
            HttpPost httpPost = new HttpPost(BookUtil.insertParams(&#;https://book.qidian.com/ajax/book/category?_csrfToken=#1&bookId=#2&#;,_csrfToken,bookId));
            httpPost.addHeader(&#;User-Agent&#;, &#;Mozilla/ (Windows NT ; WOW64) AppleWebKit/ (KHTML, like Gecko) Chrome/ Safari/&#;);
            httpPost.addHeader(&#;Connection&#;, &#;keep-alive&#;);
            //通过请求对象获取响应对象
            CloseableHttpResponse response1 = httpClient.execute(httpPost);
            //获取结果实体(json格式字符串)
            String chaptersJson = &#;&#;;
            if (response1.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
                chaptersJson = EntityUtils.toString(response1.getEntity(), &#;UTF-8&#;);
            }

            //java处理json
            ArrayList<Map<String, String>> chapters = new ArrayList<>();

            JSONObject jsonArray = JSONObject.fromObject(chaptersJson);
            Map<String,Object> objectMap = (Map<String, Object>) jsonArray;

            Map<String, Object> objectMap_data = (Map<String, Object>) objectMap.get(&#;data&#;);
            List<Map<String, Object>> objectMap_data_vs = (List<Map<String, Object>>) objectMap_data.get(&#;vs&#;);
            for(Map<String, Object> vs : objectMap_data_vs){
                List<Map<String, Object>> cs = (List<Map<String, Object>>) vs.get(&#;cs&#;);
                for(Map<String, Object> chapter : cs){
                    Map<String, String> map = new HashMap<>();
                    map.put(&#;chapterName&#;, (String) chapter.get(&#;cN&#;));
                    map.put(&#;url&#;, &#;https://read.qidian.com/chapter/&#;+(String) chapter.get(&#;cU&#;));
                    chapters.add(map);
                }
            }

            book.setChapters(chapters);


            //来源
            book.setSource(src);

            //释放链接
            response.close();
        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
        return book;
    }

    /**
     * 得到当前章节名以及完整内容跟上、下一章的链接地址 起点中文网采集规则
     * @param src 源目标
     * @param chapterUrl 当前章节链接
     * @param refererUrl 来源链接
     * @return Book对象
     */
    public static Book book_read_qidian(Map<String, String> src,String chapterUrl,String refererUrl) {
        Book book = new Book();

        //当前章节链接
        book.setNowChapterUrl(chapterUrl.contains(&#;http&#;) ? chapterUrl : (src.get(&#;baseUrl&#;) + chapterUrl));

        //采集术
        String html = BookUtil.gather(book.getNowChapterUrl(), refererUrl);
        try {
            //解析html格式的字符串成一个Document
            Document doc = Jsoup.parse(html);

            System.out.println(html);

            //当前章节名称
            book.setNowChapter(doc.select(&#;h3.j_chapterName&#;).text());

            //删除图片广告
            doc.select(&#;div.read-content img&#;).remove();
            //当前章节内容
            book.setNowChapterValue(doc.select(&#;div.read-content&#;).outerHtml());

            //上、下一章
            book.setPrevChapter(doc.select(&#;div.chapter-control a:matches((?i)下一章)&#;).text());
            String prev = doc.select(&#;div.chapter-control a:matches((?i)下一章)&#;).attr(&#;href&#;);
            prev = &#;https:&#;+prev;
            book.setPrevChapterUrl(prev);
            book.setNextChapter(doc.select(&#;div.chapter-control a:matches((?i)上一章)&#;).text());
            String next = doc.select(&#;div.chapter-control a:matches((?i)上一章)&#;).attr(&#;href&#;);
            next = &#;https:&#;+next;
            book.setNextChapterUrl(next);

            //来源
            book.setSource(src);

        } catch (Exception e) {
            System.err.println(&#;采集数据操作出错&#;);
            e.printStackTrace();
        }
        return book;
    }
}

  四个html页面:

  book_index

<!DOCTYPE html>
<!--解决idea thymeleaf 表达式模板报红波浪线-->
<!--suppress ALL -->
<html xmlns:th=&#;http://www.thymeleaf.org&#;>
<head>
    <meta charset=&#;UTF-8&#;>
    <title>MY BOOK</title>
    <!-- 新 Bootstrap 核心 CSS 文件 -->
    <link rel=&#;stylesheet&#; href=&#;http://cdn.static.runoob.com/libs/bootstrap//css/bootstrap.min.css&#;>
    <style>

        body{
            background-color: antiquewhite;
        }

        .main{
            margin: auto;
            width: 500px;
            margin-top: 150px;
        }

        #bookName{
            width: 300px;
        }

        #title{
            text-align: center;
        }
    </style>
</head>
<body>
    <div class=&#;main&#;>
        <h2 id=&#;title&#;>MY BOOK</h2>
        <form class=&#;form-inline&#; method=&#;get&#; th:action=&#;@{/book/search}&#;>
            来源
            <select class=&#;form-control&#; id=&#;source&#; name=&#;sourceKey&#;>
                <option value=&#;&#;>所有</option>
                <option value=&#;biquge&#;>笔趣阁</option>
                <option value=&#;zongheng&#;>纵横网</option>
                <option value=&#;qidian&#;>起点网</option>
            </select>
            <input type=&#;text&#; id=&#;bookName&#; name=&#;bookName&#; class=&#;form-control&#; placeholder=&#;请输入...&#;/>
            <button class=&#;btn btn-info&#; type=&#;submit&#;>搜索</button>
        </form>
    </div>
</body>
</html>
<!DOCTYPE html>
<!--解决idea thymeleaf 表达式模板报红波浪线-->
<!--suppress ALL -->
<html xmlns:th=&#;http://www.thymeleaf.org&#;>
<head>
    <meta charset=&#;UTF-8&#;>
    <title>BOOK LIST</title>
    <!-- 新 Bootstrap 核心 CSS 文件 -->
    <link rel=&#;stylesheet&#; href=&#;http://cdn.static.runoob.com/libs/bootstrap//css/bootstrap.min.css&#;>
    <link rel=&#;stylesheet&#; href=&#;http://hanlei.online/Onlineaddress/layui/css/layui.css&#;/>
    <style>
        body {
            background-color: antiquewhite;
        }

        .main {
            margin: auto;
            width: 500px;
            margin-top: 50px;
        }

        .book {
            border-bottom: solid #428bca 1px;
        }

        .click-book-detail, .click-book-read {
            cursor: pointer;
            color: #428bca;
        }

        .click-book-detail:hover {
            color: rgba, , , );
        }

        .click-book-read:hover {
            color: rgba, , , );
        }
    </style>
</head>
<body>
<div class=&#;main&#;>
    <form class=&#;form-inline&#; method=&#;get&#; th:action=&#;@{/book/search}&#;>
        来源
        <select class=&#;form-control&#; id=&#;source&#; name=&#;sourceKey&#;>
            <option value=&#;&#;>所有</option>
            <option value=&#;biquge&#; th:selected=&#;${sourceKey} == &#;biquge&#;&#;>笔趣阁</option>
            <option value=&#;zongheng&#; th:selected=&#;${sourceKey} == &#;zongheng&#;&#;>纵横网</option>
            <option value=&#;qidian&#; th:selected=&#;${sourceKey} == &#;qidian&#;&#;>起点网</option>
        </select>
        <input type=&#;text&#; id=&#;bookName&#; name=&#;bookName&#; class=&#;form-control&#; placeholder=&#;请输入...&#;
               th:value=&#;${keyWord}&#;/>
        <button class=&#;btn btn-info&#; type=&#;submit&#;>搜索</button>
    </form>
    <br/>
    <div id=&#;books&#;></div>
    <div id=&#;page&#;></div>
</div>
</body>
<!-- jquery在线版本 -->
<script src=&#;http://libs.baidu.com/jquery//jquery.min.js&#;></script>
<script src=&#;http://hanlei.online/Onlineaddress/layui/layui.js&#;></script>
<script th:inline=&#;javascript&#;>
    var ctx = /*[[@{/}]]*/&#;&#;;
    var books = [[${books}]];//取出后台数据
    var nums = ; //每页出现的数量
    var pages = books.length; //总数

    /**
     * 传入当前页,根据nums去计算,从books集合截取对应数据做展示
     */
    var thisDate = function (curr) {
        var str = &#;&#;,//当前页需要展示的html
            first = (curr * nums - nums),//展示的第一条数据的下标
            last = curr * nums - 1;//展示的最后一条数据的下标
        last = last >= books.length ? (books.length - 1) : last;
        for (var i = first; i <= last; i++) {
            var book = books[i];
            str += &#;<div class=&#;book&#;>&#; +
                &#;<img class=&#;click-book-detail&#; data-bookurl=&#;&#; + book.bookUrl + &#;&#; data-sourcekey=&#;&#; + book.source.key + &#;&#; data-searchurl=&#;&#; + book.source.searchUrl + &#;&#; src=&#;&#; + book.img + &#;&#;></img>&#; +
                &#;<p class=&#;click-book-detail&#; data-bookurl=&#;&#; + book.bookUrl + &#;&#; data-sourcekey=&#;&#; + book.source.key + &#;&#; data-searchurl=&#;&#; + book.source.searchUrl + &#;&#;>书名:&#; + book.bookName + &#;</p>&#; +
                &#;<p>作者:&#; + book.author + &#;</p>&#; +
                &#;<p>简介:&#; + book.synopsis + &#;</p>&#; +
                &#;<p class=&#;click-book-read&#; data-chapterurl=&#;&#; + book.latestChapterUrl + &#;&#; data-sourcekey=&#;&#; + book.source.key + &#;&#; data-refererurl=&#;&#; + book.source.refererurl + &#;&#;>最新章节:&#; + book.latestChapter + &#;</p>&#; +
                &#;<p>更新时间:&#; + book.updateDate + &#;</p>&#; +
                &#;<p>大小:&#; + book.magnitude + &#;</p>&#; +
                &#;<p>状态:&#; + book.status + &#;</p>&#; +
                &#;<p>类型:&#; + book.type + &#;</p>&#; +
                &#;<p>来源:&#; + book.source.name + &#;</p>&#; +
                &#;</div><br/>&#;;
        }
        return str;
    };

    //获取一个laypage实例
    layui.use(&#;laypage&#;, function () {
        var laypage = layui.laypage;

        //调用laypage 逻辑分页
        laypage.render({
            elem: &#;page&#;,
            count: pages,
            limit: nums,
            jump: function (obj) {
                //obj包含了当前分页的所有参数,比如:
                // console.log(obj.curr); //得到当前页,以便向服务端请求对应页的数据。
                // console.log(obj.limit); //得到每页显示的条数
                document.getElementById(&#;books&#;).innerHTML = thisDate(obj.curr);
            },
            prev: &#;<&#;,
            next: &#;>&#;,
            theme: &#;#f9c357&#;,
        })
    });

    $(&#;body&#;).on(&#;click&#;, &#;.click-book-detail&#;, function (even) {
        var bookUrl = $(this).data(&#;bookurl&#;);
        var searchUrl = $(this).data(&#;searchurl&#;);
        var sourceKey = $(this).data(&#;sourcekey&#;);
        window.location.href = ctx + &#;/book/details?sourceKey=&#; + sourceKey + &#;&searchUrl=&#; + searchUrl + &#;&bookUrl=&#; + bookUrl;
    });
    $(&#;body&#;).on(&#;click&#;, &#;.click-book-read&#;, function (even) {
        var chapterUrl = $(this).data(&#;chapterurl&#;);
        var refererUrl = $(this).data(&#;refererurl&#;);
        var sourceKey = $(this).data(&#;sourcekey&#;);
        window.location.href = ctx + &#;/book/read?sourceKey=&#; + sourceKey + &#;&refererUrl=&#; + refererUrl + &#;&chapterUrl=&#; + chapterUrl;
    });
</script>
</html>

book_details

<!DOCTYPE html>
<!--解决idea thymeleaf 表达式模板报红波浪线-->
<!--suppress ALL -->
<html xmlns:th=&#;http://www.thymeleaf.org&#;>
<head>
    <meta charset=&#;UTF-8&#;>
    <title>BOOK DETAILS</title>
    <!-- 新 Bootstrap 核心 CSS 文件 -->
    <link rel=&#;stylesheet&#; href=&#;http://cdn.static.runoob.com/libs/bootstrap//css/bootstrap.min.css&#;>
    <link rel=&#;stylesheet&#; href=&#;http://hanlei.online/Onlineaddress/layui/css/layui.css&#;/>
    <style>
        body {
            background-color: antiquewhite;
        }

        .main {
            margin: auto;
            width: 500px;
            margin-top: 150px;
        }

        .book {
            border-bottom: solid #428bca 1px;
        }

        .click-book-detail, .click-book-read {
            cursor: pointer;
            color: #428bca;
        }

        .click-book-detail:hover {
            color: rgba, , , );
        }

        .click-book-read:hover {
            color: rgba, , , );
        }

        a {
            color: #428bca;
        }

    </style>
</head>
<body>
<div class=&#;main&#;>
    <div class=&#;book&#;>
        <div id=&#;bookImg&#;></div>
        <p>书名:<span th:text=&#;${book.bookName}&#;></span></p>
        <p>作者:<span th:text=&#;${book.author}&#;></span></p>
        <p>简介:<span th:text=&#;${book.synopsis}&#;></span></p>
        <p>最新章节:<a th:href=&#;${book.latestChapterUrl}&#; th:text=&#;${book.latestChapter}&#;></a></p>
        <p>更新时间:<span th:text=&#;${book.updateDate}&#;></span></p>
        <p>大小:<span th:text=&#;${book.magnitude}&#;></span></p>
        <p>状态:<span th:text=&#;${book.status}&#;></span></p>
        <p>类型:<span th:text=&#;${book.type}&#;></span></p>
        <p>来源:<span th:text=&#;${book.source.name}&#;></span></p>
    </div>
    <br/>
    <div class=&#;chapters&#; th:each=&#;chapter,iterStat:${book.chapters}&#;>
        <p class=&#;click-book-read&#; th:attr=&#;data-chapterurl=${chapter.url},data-sourcekey=${book.source.key},data-refererurl=${book.bookUrl}&#; th:text=&#;${chapter.chapterName}&#;></p>
    </div>
</div>
</body>
<!-- jquery在线版本 -->
<script src=&#;http://libs.baidu.com/jquery//jquery.min.js&#;></script>
<script th:inline=&#;javascript&#;>
    var ctx = /*[[@{/}]]*/&#;&#;;
    var book = [[${book}]];//取出后台数据

    /**
     * 反防盗链
     */
    function showImg(parentObj, url) {
        //来一个随机数
        var frameid = &#;frameimg&#; + Math.random();
        //放在(父页面)window里面   iframe的script标签里面绑定了window.onload,作用:设置iframe的高度、宽度 <script>window.onload = function() {  parent.document.getElementById(\&#;&#; + frameid + &#;\&#;).height = document.getElementById(\&#;img\&#;).height+\&#;px\&#;; }<&#; + &#;/script>
        window.img = &#;<img src=\&#;&#; + url + &#;?&#; + Math.random() + &#;\&#;/>&#;;
        //iframe调用parent.img
        $(parentObj).append(&#;<iframe id=&#;&#; + frameid + &#;&#; src=&#;javascript:parent.img;&#; frameBorder=&#;0&#; scrolling=&#;no&#;></iframe>&#;);
    }

    showImg($(&#;#bookImg&#;), book.img);

    $(&#;body&#;).on(&#;click&#;, &#;.click-book-read&#;, function (even) {
        var chapterUrl = $(this).data(&#;chapterurl&#;);
        var refererUrl = $(this).data(&#;refererurl&#;);
        var sourceKey = $(this).data(&#;sourcekey&#;);
        window.location.href = ctx + &#;/book/read?sourceKey=&#; + sourceKey + &#;&refererUrl=&#; + refererUrl + &#;&chapterUrl=&#; + chapterUrl;
    });

</script>
</html>

  book_read

<!DOCTYPE html>
<!--解决idea thymeleaf 表达式模板报红波浪线-->
<!--suppress ALL -->
<html xmlns:th=&#;http://www.thymeleaf.org&#;>
<head>
    <meta charset=&#;UTF-8&#;>
    <title>BOOK READ</title>
    <style>
        body {
            background-color: antiquewhite;
        }

        .main {
            padding: 10px 20px;
        }

        .click-book-detail, .click-book-read {
            cursor: pointer;
            color: #428bca;
        }

        .click-book-detail:hover {
            color: rgba, , , );
        }

        .click-book-read:hover {
            color: rgba, , , );
        }

        .float-left{
            float: left;
            margin-left: 70px;
        }
    </style>
</head>
<body>
<div class=&#;main&#;>
    <!-- 章节名称 -->
    <h3 th:text=&#;${book.nowChapter}&#;></h3>
    <!-- 章节内容 -->
    <p th:utext=&#;${book.nowChapterValue}&#;></p>
    <!-- 上、下章 -->
    <p class=&#;click-book-read float-left&#;
       th:attr=&#;data-chapterurl=${book.nextChapterUrl},data-sourcekey=${book.source.key},data-refererurl=${book.nowChapterUrl}&#;
       th:text=&#;${book.nextChapter}&#;></p>
            
    <p class=&#;click-book-read float-left&#;
       th:attr=&#;data-chapterurl=${book.prevChapterUrl},data-sourcekey=${book.source.key},data-refererurl=${book.nowChapterUrl}&#;
       th:text=&#;${book.prevChapter}&#;></p>
</div>
</body>
<!-- jquery在线版本 -->
<script src=&#;http://libs.baidu.com/jquery//jquery.min.js&#;></script>
<script th:inline=&#;javascript&#;>
    var ctx = /*[[@{/}]]*/&#;&#;;
    $(&#;body&#;).on(&#;click&#;, &#;.click-book-read&#;, function (even) {
        var chapterUrl = $(this).data(&#;chapterurl&#;);
        var refererUrl = $(this).data(&#;refererurl&#;);
        var sourceKey = $(this).data(&#;sourcekey&#;);
        window.location.href = ctx + &#;/book/read?sourceKey=&#; + sourceKey + &#;&refererUrl=&#; + refererUrl + &#;&chapterUrl=&#; + chapterUrl;
    });
</script>
</html>

  补充

  补充:我们之前三个来源网站的baseUrl都是用http,但网站后面都升级成了https,例如笔趣阁:


  导致抓取数据时报错

<!DOCTYPE html>
<!--解决idea thymeleaf 表达式模板报红波浪线-->
<!--suppress ALL -->
<html xmlns:th=&#;http://www.thymeleaf.org&#;>
<head>
    <meta charset=&#;UTF-8&#;>
    <title>BOOK LIST</title>
    <!-- 新 Bootstrap 核心 CSS 文件 -->
    <link rel=&#;stylesheet&#; href=&#;http://cdn.static.runoob.com/libs/bootstrap//css/bootstrap.min.css&#;>
    <link rel=&#;stylesheet&#; href=&#;http://hanlei.online/Onlineaddress/layui/css/layui.css&#;/>
    <style>
        body {
            background-color: antiquewhite;
        }

        .main {
            margin: auto;
            width: 500px;
            margin-top: 50px;
        }

        .book {
            border-bottom: solid #428bca 1px;
        }

        .click-book-detail, .click-book-read {
            cursor: pointer;
            color: #428bca;
        }

        .click-book-detail:hover {
            color: rgba, , , );
        }

        .click-book-read:hover {
            color: rgba, , , );
        }
    </style>
</head>
<body>
<div class=&#;main&#;>
    <form class=&#;form-inline&#; method=&#;get&#; th:action=&#;@{/book/search}&#;>
        来源
        <select class=&#;form-control&#; id=&#;source&#; name=&#;sourceKey&#;>
            <option value=&#;&#;>所有</option>
            <option value=&#;biquge&#; th:selected=&#;${sourceKey} == &#;biquge&#;&#;>笔趣阁</option>
            <option value=&#;zongheng&#; th:selected=&#;${sourceKey} == &#;zongheng&#;&#;>纵横网</option>
            <option value=&#;qidian&#; th:selected=&#;${sourceKey} == &#;qidian&#;&#;>起点网</option>
        </select>
        <input type=&#;text&#; id=&#;bookName&#; name=&#;bookName&#; class=&#;form-control&#; placeholder=&#;请输入...&#;
               th:value=&#;${keyWord}&#;/>
        <button class=&#;btn btn-info&#; type=&#;submit&#;>搜索</button>
    </form>
    <br/>
    <div id=&#;books&#;></div>
    <div id=&#;page&#;></div>
</div>
</body>
<!-- jquery在线版本 -->
<script src=&#;http://libs.baidu.com/jquery//jquery.min.js&#;></script>
<script src=&#;http://hanlei.online/Onlineaddress/layui/layui.js&#;></script>
<script th:inline=&#;javascript&#;>
    var ctx = /*[[@{/}]]*/&#;&#;;
    var books = [[${books}]];//取出后台数据
    var nums = ; //每页出现的数量
    var pages = books.length; //总数

    /**
     * 传入当前页,根据nums去计算,从books集合截取对应数据做展示
     */
    var thisDate = function (curr) {
        var str = &#;&#;,//当前页需要展示的html
            first = (curr * nums - nums),//展示的第一条数据的下标
            last = curr * nums - 1;//展示的最后一条数据的下标
        last = last >= books.length ? (books.length - 1) : last;
        for (var i = first; i <= last; i++) {
            var book = books[i];
            str += &#;<div class=&#;book&#;>&#; +
                &#;<img class=&#;click-book-detail&#; data-bookurl=&#;&#; + book.bookUrl + &#;&#; data-sourcekey=&#;&#; + book.source.key + &#;&#; data-searchurl=&#;&#; + book.source.searchUrl + &#;&#; src=&#;&#; + book.img + &#;&#;></img>&#; +
                &#;<p class=&#;click-book-detail&#; data-bookurl=&#;&#; + book.bookUrl + &#;&#; data-sourcekey=&#;&#; + book.source.key + &#;&#; data-searchurl=&#;&#; + book.source.searchUrl + &#;&#;>书名:&#; + book.bookName + &#;</p>&#; +
                &#;<p>作者:&#; + book.author + &#;</p>&#; +
                &#;<p>简介:&#; + book.synopsis + &#;</p>&#; +
                &#;<p class=&#;click-book-read&#; data-chapterurl=&#;&#; + book.latestChapterUrl + &#;&#; data-sourcekey=&#;&#; + book.source.key + &#;&#; data-refererurl=&#;&#; + book.source.refererurl + &#;&#;>最新章节:&#; + book.latestChapter + &#;</p>&#; +
                &#;<p>更新时间:&#; + book.updateDate + &#;</p>&#; +
                &#;<p>大小:&#; + book.magnitude + &#;</p>&#; +
                &#;<p>状态:&#; + book.status + &#;</p>&#; +
                &#;<p>类型:&#; + book.type + &#;</p>&#; +
                &#;<p>来源:&#; + book.source.name + &#;</p>&#; +
                &#;</div><br/>&#;;
        }
        return str;
    };

    //获取一个laypage实例
    layui.use(&#;laypage&#;, function () {
        var laypage = layui.laypage;

        //调用laypage 逻辑分页
        laypage.render({
            elem: &#;page&#;,
            count: pages,
            limit: nums,
            jump: function (obj) {
                //obj包含了当前分页的所有参数,比如:
                // console.log(obj.curr); //得到当前页,以便向服务端请求对应页的数据。
                // console.log(obj.limit); //得到每页显示的条数
                document.getElementById(&#;books&#;).innerHTML = thisDate(obj.curr);
            },
            prev: &#;<&#;,
            next: &#;>&#;,
            theme: &#;#f9c357&#;,
        })
    });

    $(&#;body&#;).on(&#;click&#;, &#;.click-book-detail&#;, function (even) {
        var bookUrl = $(this).data(&#;bookurl&#;);
        var searchUrl = $(this).data(&#;searchurl&#;);
        var sourceKey = $(this).data(&#;sourcekey&#;);
        window.location.href = ctx + &#;/book/details?sourceKey=&#; + sourceKey + &#;&searchUrl=&#; + searchUrl + &#;&bookUrl=&#; + bookUrl;
    });
    $(&#;body&#;).on(&#;click&#;, &#;.click-book-read&#;, function (even) {
        var chapterUrl = $(this).data(&#;chapterurl&#;);
        var refererUrl = $(this).data(&#;refererurl&#;);
        var sourceKey = $(this).data(&#;sourcekey&#;);
        window.location.href = ctx + &#;/book/read?sourceKey=&#; + sourceKey + &#;&refererUrl=&#; + refererUrl + &#;&chapterUrl=&#; + chapterUrl;
    });
</script>
</html>

  解决办法:参考https://blog.csdn.net/xiaoxian8023/article/details/,绕过证书验证

  在BookUtil.java中新增方法

    /**
     * 绕过SSL验证
     */
    private static SSLContext createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException {
        SSLContext sc = SSLContext.getInstance(&#;SSLv3&#;);

        // 实现一个X509TrustManager接口,用于绕过验证,不用修改里面的方法
        X509TrustManager trustManager = new X509TrustManager() {
            @Override
            public void checkClientTrusted(
                    java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
                    String paramString) throws CertificateException {
            }

            @Override
            public void checkServerTrusted(
                    java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
                    String paramString) throws CertificateException {
            }

            @Override
            public java.security.cert.X509Certificate[] getAcceptedIssuers() {
                return null;
            }
        };

        sc.init(null, new TrustManager[]{trustManager}, null);
        return sc;
    }

  然后在gather方法中改成这样获取httpClient

    /**
     * 采集当前url完整response实体.toString()
     *
     * @param url url
     * @return response实体.toString()
     */
    public static String gather(String url, String refererUrl) {
        String result = null;
        try {
            //采用绕过验证的方式处理https请求
            SSLContext sslcontext = createIgnoreVerifySSL();

            // 设置协议http和https对应的处理socket链接工厂的对象
            Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
                    .register(&#;http&#;, PlainConnectionSocketFactory.INSTANCE)
                    .register(&#;https&#;, new SSLConnectionSocketFactory(sslcontext))
                    .build();
            PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
            HttpClients.custom().setConnectionManager(connManager);

            //创建自定义的httpclient对象
            CloseableHttpClient httpClient = HttpClients.custom().setConnectionManager(connManager).build();


            //创建httpclient对象 (这里设置成全局变量,相对于同一个请求session、cookie会跟着携带过去)
//            CloseableHttpClient httpClient = HttpClients.createDefault();

            //创建get方式请求对象
            HttpGet httpGet = new HttpGet(url);
            httpGet.addHeader(&#;Content-type&#;, &#;application/json&#;);
            //包装一下
            httpGet.addHeader(&#;User-Agent&#;, &#;Mozilla/ (Windows NT ; WOW64) AppleWebKit/ (KHTML, like Gecko) Chrome/ Safari/&#;);
            httpGet.addHeader(&#;Referer&#;, refererUrl);
            httpGet.addHeader(&#;Connection&#;, &#;keep-alive&#;);

            //通过请求对象获取响应对象
            CloseableHttpResponse response = httpClient.execute(httpGet);
            //获取结果实体
            if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
                result = EntityUtils.toString(response.getEntity(), &#;GBK&#;);
            }

            //释放链接
            response.close();
        }
        //这里还可以捕获超时异常,重新连接抓取
        catch (Exception e) {
            result = null;
            System.err.println(&#;采集操作出错&#;);
            e.printStackTrace();
        }
        return result;
    }

  这样就可以正常抓取了

  我们之前获取项目路径用的是

var ctx = /*[[@{/}]]*/&#;&#;;

  突然发现不行了,跳转的路径直接是/开头,现在改成这样获取

    //项目路径
    var ctx = [[${#request.getContextPath()}]];

  补充:大家如果看到有这个报错,连接被重置,不要慌张,有可能是网站换域名了比如现在我们程序请求的是http://www.biquge.com.tw,但这个网址已经不能访问了,笔趣阁已经改成https://www.biqudu.net/,我们改一下代码就可以解决问题,要注意检查各个源路径是否能正常访问,同时对方也可能改页面格式,导致我们之前的规则无法匹配获取数据,这种情况只能重新编写爬取规则了


  补充:发现了个bug,我们的BookUtil.insertParams方法原理是替换#字符串

    /**
     * 自动注入参数
     * 例如:
     *
     * @param src    http://search.zongheng.com/s?keyword=#1&pageNo=#2&sort=
     * @param params &#;斗破苍穹&#;,&#;1&#;
     * @return http://search.zongheng.com/s?keyword=斗破苍穹&pageNo=1&sort=
     */
    public static String insertParams(String src, String... params) {
        int i = 1;
        for (String param : params) {
            src = src.replaceAll(&#;#&#; + i, param);
            i++;
        }
        return src;
    }

  但是我们在搜索的时候,调用参数自动注入,形参src的值是来自静态属性Map,初始化的时候有两个#字符串,在进行第一次搜索之后,#字符串被替换了,后面再进行搜索注入参数已经没有#字符串了,因此后面的搜索结果都是第一次的结果...


  解决:获取来源时不是用=赋值,而是复制一份,三个方法都要改

  修改前:

        //获取来源详情
        Map<String, String> src = source.get(sourceKey);

  修改后:

        //获取来源详情,复制一份
        Map<String, String> src = new HashMap<>();
        src.putAll(source.get(sourceKey));

  多端开发

  公司最近打算做手机端,学习了DCloud公司的uni-app,开发工具是HBuilderX,并用我们的小说爬虫学习、练手,做了个H5手机端的页面

  DCloud公司官网:https://www.dcloud.io/

  uni-app官网:https://uniapp.dcloud.io/

  uni-app 是一个使用 Vue.js 开发所有前端应用的框架,开发者编写一套代码,可编译到iOS、Android、H5、以及各种小程序等多个平台。

  效果图:

  代码开源

  代码已经开源、托管到我的GitHub、码云:

  GitHub:https://github.com/huanzi-qch/spider

  码云:https://gitee.com/huanzi-qch/spider


版权声明

作者:huanzi-qch

出处:
https://www.cnblogs.com/huanzi-qch

若标题中有“转载”字样,则本文版权归原作者所有。若无转载字样,本文版权归作者所有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文链接,否则保留追究法律责任的权利.

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版权声明:本文由三也百科网发布,如需转载请注明出处。

本文链接:https://www.iisanye.com/post/6961.html

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