书签导入功能
This commit is contained in:
WangHao
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package com.ruoyi.common.utils.BookmarkHtml;
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import org.springframework.stereotype.Component;
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/**
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* @Auther: Wang
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* @Date: 2020/08/22 23:03
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* 功能描述:
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*/
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@Component
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public class Const {
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public static String BASE_PATH;
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public static String LOGIN_SESSION_KEY = "Favorites_user";
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public static String PASSWORD_KEY = "@#$%^&*()OPG#$%^&*(HG";
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public static String DES3_KEY = "9964DYByKL967c3308imytCB";
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public static String default_logo="img/logo.jpg";
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public static String userAgent="Mozilla";
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public static String default_Profile=BASE_PATH+"/img/logo.jpg";
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public static String LAST_REFERER = "LAST_REFERER";
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public static int COOKIE_TIMEOUT= 30*24*60*60;
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// @Autowired(required = true)
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// public void setBasePath(@Value("${favorites.base.path}")String basePath) {
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// Const.BASE_PATH = basePath;
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// }
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}
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@@ -0,0 +1,363 @@
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package com.ruoyi.common.utils.BookmarkHtml;
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import com.ruoyi.common.utils.StringUtils;
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import org.jsoup.Connection;
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import org.jsoup.Jsoup;
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import org.jsoup.nodes.Document;
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import org.jsoup.nodes.Element;
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import org.jsoup.select.Elements;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.File;
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import java.io.InputStream;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.util.*;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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/**
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* @Auther: Wang
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* @Date: 2020/08/22 22:56
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* 功能描述:
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*/
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public class ImportHtml {
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public static Logger logger = LoggerFactory.getLogger(ImportHtml.class);
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/**
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* @param url
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* @return
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*/
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// public static String getImge(String url){
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// String logo="";
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// logo=getPageImg(url);
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// if(StringUtils.isBlank(logo) || logo.length()>300){
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// logo=Const.BASE_PATH + Const.default_logo;
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// }
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// return logo;
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// }
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/**
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* @param url
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* @return
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*/
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// public static String getPageImg(String url){
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// String imgUrl="";
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// Document doc;
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// try {
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// doc = Jsoup.connect(url).userAgent(Const.userAgent).get();
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// Elements images = doc.select("img[src~=(?i)\\.(png|jpe?g|gif)]");
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// for(Element image : images){
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// imgUrl=image.attr("src");
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// if(StringUtils.isNotBlank(imgUrl) ){
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// if(imgUrl.startsWith("//")){
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// imgUrl = "http:" + imgUrl;
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// }else if(!imgUrl.startsWith("http") && !imgUrl.startsWith("/")){
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// imgUrl=URLUtil.getDomainUrl(url) + "/" + imgUrl;
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// }else if(!imgUrl.startsWith("http")){
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// imgUrl=URLUtil.getDomainUrl(url)+imgUrl;
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// }
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// }
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// // 判断图片大小
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// String fileUrl = download(imgUrl);
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// if(fileUrl!=null){
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// File picture = new File(fileUrl);
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// FileInputStream in = new FileInputStream(picture);
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// BufferedImage sourceImg = ImageIO.read(in);
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// String weight = String.format("%.1f",picture.length()/1024.0);
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// int width = sourceImg.getWidth();
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// int height = sourceImg.getHeight();
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// // 删除临时文件
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// if(picture.exists()){
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// in.close();
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// picture.delete();
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// }
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// if(Double.parseDouble(weight) <= 0 || width <=0 || height <= 0){
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// logger.info("当前图片大小为0，继续获取图片链接");
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// imgUrl="";
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// }else{
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// break;
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// }
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// }
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// }
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// } catch (Exception e) {
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//
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// logger.warn("getPageImg 失败,url:"+url,e.getMessage());
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// }
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// return imgUrl;
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// }
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/**
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* @auther: Wang
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* @date: 2020/02/14 15:35
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* 功能描述:查询URL的 最新信息
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*/
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public static Map<String, String> getCollectFromUrl(String url){
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Map<String, String> result = new HashMap<String, String>();
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try {
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result.put("url", url);
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Connection connection = Jsoup.connect(url).userAgent(Const.userAgent);
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connection.header("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8");
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connection.header("Accept-Encoding", "gzip, deflate, sdch");
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connection.header("Accept-Language", "zh-CN,zh;q=0.8");
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connection.header("User-Agent", "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36");
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Document doc = connection.get();
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String title = doc.title();
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if(StringUtils.isNotBlank(title)){
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result.put("title", title);
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}
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String charset = doc.charset().name();
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if(StringUtils.isBlank(charset)){
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Elements eles = doc.select("meta[http-equiv=Content-Type]");
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Iterator<Element> itor = eles.iterator();
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while (itor.hasNext()){
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charset = matchCharset(itor.next().toString().toUpperCase());
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}
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}
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if(StringUtils.isBlank(charset)){
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result.put("charset", charset);
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}
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Elements metas = doc.head().select("meta");
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for (Element meta : metas) {
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String content = meta.attr("content");
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if ("description".equalsIgnoreCase(meta.attr("name"))) {
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result.put("description", content);
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}
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}
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//result.put("logoUrl", getImge(url));
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} catch (Exception e) {
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logger.error("文章解析出错：",e);
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}
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return result;
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}
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//
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/**
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* 一层，只输出url及对应的title或描述
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* @param in
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* @return
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*/
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public static Map<String, String> parseHtmlOne(InputStream in){
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Map<String, String> map = new HashMap<String, String>();
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try {
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Document doc = Jsoup.parse(in, "UTF-8", "");
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Elements metas = doc.select("a");
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for (Element meta : metas) {
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String url = meta.attr("href");
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if(url.startsWith("http")){
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map.put(url, meta.text());
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}
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}
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} catch (Exception e) {
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logger.error("解析html 文件异常：",e);
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}
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return map;
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}
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/**
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* 两层（文件夹<url+title或描述>）
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* @param HTML
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* @return
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*/
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public static Map<String, Map<String, String>> parseHtml(InputStream HTML){
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Map<String, Map<String, String>> resultMap = new HashMap<String, Map<String, String>>();
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try {
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Document doc = Jsoup.parse(HTML, "UTF-8", "");
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Elements metasdts = doc.select("dt");
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for(Element dt : metasdts){
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String favoritesName = "";
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Elements dtcs = dt.children();
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Map<String, String> map = new HashMap<String, String>();
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for(Element dt1 : dtcs){
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if("h3".equalsIgnoreCase(dt1.nodeName())){
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favoritesName = dt1.text();
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}else if("dl".equalsIgnoreCase(dt1.nodeName())){
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Elements dts = dt1.children();
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for(Element dt11 : dts){
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if("dt".equals(dt11.nodeName())){
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if("a".equals(dt11.child(0).nodeName())){
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String url = dt11.child(0).attr("href");
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if(url.startsWith("http")){
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map.put(url, dt11.child(0).text());
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}
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}
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}
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}
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}
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}
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if(StringUtils.isNotBlank(favoritesName) && map.size() > 0){
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resultMap.put(favoritesName, map);
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}
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}
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} catch (Exception e) {
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logger.error("解析html文件异常：",e);
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}
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return resultMap;
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}
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/**
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* 按照文档结构输出(TODO)
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*/
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public static Map<String, List<Map>> importHtmlMore(InputStream in){
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Map<String, List<Map>> resultMap = new HashMap<String, List<Map>>();
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try {
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Document doc = Jsoup.parse(in, "UTF-8", "");
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Elements bodys = doc.child(0).children();
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for(Element body : bodys){
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if("body".equalsIgnoreCase(body.nodeName())){
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Elements dls = body.children();
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for(Element dl : dls){
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if("dl".equalsIgnoreCase(dl.nodeName())){
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resultMap = parseElements(dl,resultMap);
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System.out.println("resultMap:" + resultMap);
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}
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}
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}
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}
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} catch (Exception e) {
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logger.error("解析html文件异常：",e);
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}
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return resultMap;
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}
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public static Map<String, List<Map>> parseElements(Element element,Map<String, List<Map>> resultMap){
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Map<String, Map> favoritesMap = new HashMap<String, Map>();
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Map<String, String> urlMap = new HashMap<String, String>();
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String favoritesName = "";
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Elements dts = element.children();
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for(Element dt : dts){
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if("dt".equalsIgnoreCase(dt.nodeName())){
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Elements dtas = dt.children();
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for(Element a : dtas){
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if("a".equalsIgnoreCase(a.nodeName())){
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String url = a.attr("href");
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if(url.startsWith("http")){
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urlMap.put(url, a.text());
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favoritesName=a.parent().parent().parent().child(0).text();
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System.out.println("目录:"+favoritesName);
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logger.error("目录：",favoritesName);
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}
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}else if("dl".equalsIgnoreCase(a.nodeName())){
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resultMap = parseElements(a,resultMap);
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}
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}
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}
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}
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if(StringUtils.isNotBlank(favoritesName)){
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favoritesMap.put(favoritesName, urlMap);
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}
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List<Map> mapList = null;
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Element parment = element.parent().parent().parent().child(0);
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if("h3".equalsIgnoreCase(parment.nodeName())){
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String name = parment.text();
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if(resultMap.containsKey(name)){
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mapList = resultMap.get(name);
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mapList.add(favoritesMap);
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}else{
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mapList = new ArrayList<Map>();
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mapList.add(favoritesMap);
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}
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resultMap.put(name, mapList);
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}
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return resultMap;
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}
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// public static StringBuilder exportHtml(String title,StringBuilder body){
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// StringBuilder sb = new StringBuilder();
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// sb.append("<HTML>");
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// sb.append("<HEAD>");
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// sb.append("<TITLE>"+title+"</TITLE>");
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// sb.append("<META HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html; charset=utf-8\" />");
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// sb.append("</HEAD>");
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// sb.append("<BODY><H1>"+title+"</H1>");
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// sb.append(body);
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// sb.append("</BODY>");
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//
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// return sb;
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// }
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//
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public static String matchCharset(String content) {
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Pattern p = Pattern.compile("(?<=charset=)(.+)(?=\")");
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Matcher m = p.matcher(content);
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if (m.find()){
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return m.group();
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}
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return null;
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}
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//
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// // 图片下载
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// private static String download(String url) {
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// try {
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// String imageName = url.substring(url.lastIndexOf("/") + 1,
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// url.length());
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//
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// URL uri = new URL(url);
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// InputStream in = uri.openStream();
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// String dirName = "static/temp/";
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// File dirFile = new File(dirName);
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// if(!dirFile.isDirectory()){
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// dirFile.mkdir();
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// }
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// String fileName = dirName+imageName;
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// File file = new File(dirFile,imageName);
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// FileOutputStream fo = new FileOutputStream(file);
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// byte[] buf = new byte[1024];
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// int length = 0;
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// while ((length = in.read(buf, 0, buf.length)) != -1) {
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// fo.write(buf, 0, length);
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// }
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// in.close();
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// fo.close();
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// return fileName;
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// } catch (Exception e) {
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// e.printStackTrace();
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// }
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// return null;
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// }
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//
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// /**
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// * 判断链接是否失效
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// * @param url
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// * @return
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// */
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// public static boolean isConnect(String url){
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// HttpURLConnection connection;
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// int counts = 0;
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// boolean flag = false;
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// if (url == null || url.length() <= 0) {
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// return flag;
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// }
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// while (counts < 5) {
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// try {
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// connection = (HttpURLConnection) new URL(url).openConnection();
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// int state = connection.getResponseCode();
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// if (state == 200) {
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// flag = true;
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// }
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// break;
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// } catch (Exception e) {
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// counts++;
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// continue;
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// }
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// }
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// return flag;
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// }
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// /**
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// * @auther: Wang
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// * @date: 2020/02/15 14:44
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// * 功能描述:分割书签URL 得到官网主机
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// * @return
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// */
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public static String Urlutils(URL url) throws MalformedURLException {
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String host = url.getHost();// 获取主机名
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return host;
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}
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}
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Reference in New Issue
Block a user