package com.szy.project.utils;

import java.io.BufferedInputStream;

import java.io.BufferedOutputStream;

import java.io.BufferedReader;

import java.io.DataOutputStream;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.io.OutputStreamWriter;

import java.io.Reader;

import java.io.Writer;

import java.util.Enumeration;

import javax.mail.MessagingException;

import javax.mail.Multipart;

import javax.mail.Session;

import javax.mail.internet.MimeBodyPart;

import javax.mail.internet.MimeMessage;

import javax.mail.internet.MimeMultipart;

import org.jsoup.Jsoup;

import org.jsoup.nodes.Document;

/**

 * 转换工具      ----------    需要引入第三方依赖  javaMail转换格式      和  jsoup解析HTML

 * jsoup  文档地址 ：http://www.open-open.com/jsoup/parse-document-from-string.htm

 * 将mht 转化成  HTML

 * @author 隔壁老王

 *

 */

public class Mht2HtmlUtil {

    public static void main(String[] args) throws IOException {

        /**

         *  转换

         */

        //mht2html("f:\\job_111.mht", "f:\\test.htm");   

        /**

         *  获取姓名和性别

         */

        String nameAndSex = Mht2HtmlUtil.findResultValue("f:\\test.htm", "li", "info_name");

        String tmpString = nameAndSex.replaceAll("(?i)[^a-zA-Z0-9\u4E00-\u9FA5]", "");// 去掉所有中英文符号

        char[] carr = tmpString.toCharArray();

        for (int i = 0; i < tmpString.length(); i++) {

            if (carr[i] < 0xFF) {

                carr[i] = ' ';// 过滤掉非汉字内容

            }

        }

        System.out.println(tmpString.substring(0, tmpString.length()-1)); //姓名

        System.out.println(tmpString.substring(tmpString.length()-1)); //性别

        /**

         * 获取教育经历

         */

        File htmlf=new File("f:\\test.htm");

        Document doc=Jsoup.parse(htmlf, "UTF-8");

        String ss=doc.body().toString();

       //class等于masthead的li标签

        Object[] aa= doc.select("div.detaile_box").toArray();

        for (int i = 0; i < aa.length; i++) {

            if(i==3){

                String strtext = aa[i].toString();

                Document docs = Jsoup.parse(strtext);

                Object[] bb= docs.select("b.edu_main_sch").toArray();

                for (int j = 0; j < bb.length; j++) {

                    String tt = bb[j].toString();

                    Document doct = Jsoup.parse(tt);

                    String result = doct.select("b.edu_main_sch").text();

                    String a=result.substring(0, result.indexOf("|")).trim();

                    String b=result.substring(result.lastIndexOf("|")+1, result.length()).trim();

                    System.out.println(a+"    "+b);  //毕业院校加学历

                }

            }

        }

    }

    /**

     * 解析标签  获取标签值

     * @param htmlFilePath          文件路径

     * @param lableName              标签名称

     * @param onClassName            标签名称

     * @return

     * @throws IOException

     */

    public static String findResultValue(String htmlFilePath , String lableName , String onClassName) throws IOException{

        File htmlf=new File(htmlFilePath);

        Document doc=Jsoup.parse(htmlf, "UTF-8");

        String bodyText=doc.body().toString();  // 获取文件文本信息

        //class等于onClassName的lableName标签

        String  resultValue = doc.select(lableName+"."+onClassName).first().text();

        return resultValue;

    }

    /**

     * 解析标签结果返回多个值

     * @param htmlFilePath          文件路径

     * @param lableName              标签名称

     * @param onClassName            标签名称

     * @return

     * @throws IOException

     */

    public static Object[]  findResultValueToArray (String htmlFilePath , String lableName , String onClassName) throws IOException{

        File htmlf=new File(htmlFilePath);

        Document doc=Jsoup.parse(htmlf, "UTF-8");

        String bodyText=doc.body().toString();  // 获取文件文本信息

        return doc.select(lableName+"."+onClassName).toArray();

    }

    /**

     * 将 mht文件转换成 html文件

     *

     * @param s_SrcMht      // mht 文件的位置

     * @param s_DescHtml    // 转换后输出的HTML的位置

     */

    public static void mht2html(String srcMht, String descHtml) {

        try {

            InputStream fis = new FileInputStream(srcMht);

            Session mailSession = Session.getDefaultInstance(

                    System.getProperties(), null);

            MimeMessage msg = new MimeMessage(mailSession, fis);

            Object content = msg.getContent();

            if (content instanceof Multipart) {

                MimeMultipart mp = (MimeMultipart) content;

                MimeBodyPart bp1 = (MimeBodyPart) mp.getBodyPart(0);

                // 获取mht文件内容代码的编码

                String strEncodng = getEncoding(bp1);

                // 获取mht文件的内容

                String strText = getHtmlText(bp1, strEncodng);

                if (strText == null)

                    return;

                /**

                 *  创建以mht文件名称的文件夹，主要用来保存资源文件。  这里不需要所以注释掉了

                 */

/*                File parent = null;

                if (mp.getCount() > 1) {

                    parent = new File(new File(descHtml).getAbsolutePath()

                            + ".files");

                    parent.mkdirs();

                    if (!parent.exists()) { // 创建文件夹失败的话则退出

                        return;

                    }

                }*/

                /**

                 *  FOR中代码 主要是保存资源文件及替换路径    这里不需要所以注释掉了

                 */

/*                for (int i = 1; i < mp.getCount(); ++i) {

                    MimeBodyPart bp = (MimeBodyPart) mp.getBodyPart(i);

                    // 获取资源文件的路径

                    // 例（获取： http://xxx.com/abc.jpg）

                    String strUrl = getResourcesUrl(bp);

                    if (strUrl == null || strUrl.length() == 0)

                        continue;

                    DataHandler dataHandler = bp.getDataHandler();

                    MimePartDataSource source = (MimePartDataSource) dataHandler

                            .getDataSource();

                    // 获取资源文件的绝对路径

                    String FilePath = parent.getAbsolutePath() + File.separator

                            + getName(strUrl, i);

                    File resources = new File(FilePath);

                    // 保存资源文件

                    if (SaveResourcesFile(resources, bp.getInputStream())) {

                        // 将远程地址替换为本地地址 如图片、JS、CSS样式等等

                        strText = strText.replace(strUrl,

                                resources.getAbsolutePath());

                    }

                }*/

                // 最后保存HTML文件

                SaveHtml(strText, descHtml, strEncodng);

            }

        } catch (Exception e) {

            e.printStackTrace();

        }

    }

    /**

     * 获取mht文件内容中资源文件的名称

     *

     * @param strName

     * @param ID

     * @return

     */

    public static String getName(String strName, int ID) {

        char separator1 = '/';

        char separator2 = '\\';

        // 将换行替换

        strName = strName.replaceAll("\r\n", "");

        // 获取文件名称

        if (strName.lastIndexOf(separator1) >= 0) {

            return strName.substring(strName.lastIndexOf(separator1) + 1);

        }

        if (strName.lastIndexOf(separator2) >= 0) {

            return strName.substring(strName.lastIndexOf(separator2) + 1);

        }

        return "";

    }

    /**

     * 将提取出来的html内容写入保存的路径中。

     *

     * @param strText

     * @param strHtml

     * @param strEncodng

     */

    public static boolean SaveHtml(String s_HtmlTxt, String s_HtmlPath,

            String s_Encode) {

        try {

            Writer out = null;

            out = new OutputStreamWriter(

                    new FileOutputStream(s_HtmlPath, false), s_Encode);

            out.write(s_HtmlTxt);

            out.close();

        } catch (Exception e) {

            return false;

        }

        return true;

    }

    /**

     * 保存网页中的JS、图片、CSS样式等资源文件

     *

     * @param SrcFile

     *            源文件

     * @param inputStream

     *            输入流

     * @return

     */

    private static boolean SaveResourcesFile(File SrcFile,

            InputStream inputStream) {

        if (SrcFile == null || inputStream == null) {

            return false;

        }

        BufferedInputStream in = null;

        FileOutputStream fio = null;

        BufferedOutputStream osw = null;

        try {

            in = new BufferedInputStream(inputStream);

            fio = new FileOutputStream(SrcFile);

            osw = new BufferedOutputStream(new DataOutputStream(fio));

            int index = 0;

            byte[] a = new byte[1024];

            while ((index = in.read(a)) != -1) {

                osw.write(a, 0, index);

            }

            osw.flush();

            return true;

        } catch (Exception e) {

            e.printStackTrace();

            return false;

        } finally {

            try {

                if (osw != null)

                    osw.close();

                if (fio != null)

                    fio.close();

                if (in != null)

                    in.close();

                if (inputStream != null)

                    inputStream.close();

            } catch (Exception e) {

                e.printStackTrace();

                return false;

            }

        }

    }

    /**

     * 获取mht文件里资源文件的URL路径

     *

     * @param bp

     * @return

     */

    private static String getResourcesUrl(MimeBodyPart bp) {

        if (bp == null) {

            return null;

        }

        try {

            Enumeration list = bp.getAllHeaders();

            while (list.hasMoreElements()) {

                javax.mail.Header head = (javax.mail.Header) list.nextElement();

                if (head.getName().compareTo("Content-Location") == 0) {

                    return head.getValue();

                }

            }

            return null;

        } catch (MessagingException e) {

            return null;

        }

    }

    /**

     * 获取mht文件中的内容代码

     *

     * @param bp

     * @param strEncoding

     *            该mht文件的编码

     * @return

     */

    private static String getHtmlText(MimeBodyPart bp, String strEncoding) {

        InputStream textStream = null;

        BufferedInputStream buff = null;

        BufferedReader br = null;

        Reader r = null;

        try {

            textStream = bp.getInputStream();

            buff = new BufferedInputStream(textStream);

            r = new InputStreamReader(buff, strEncoding);

            br = new BufferedReader(r);

            StringBuffer strHtml = new StringBuffer("");

            String strLine = null;

            while ((strLine = br.readLine()) != null) {

                System.out.println(strLine);

                strHtml.append(strLine + "\r\n");

            }

            br.close();

            r.close();

            textStream.close();

            return strHtml.toString();

        } catch (Exception e) {

            e.printStackTrace();

        } finally {

            try {

                if (br != null)

                    br.close();

                if (buff != null)

                    buff.close();

                if (textStream != null)

                    textStream.close();

            } catch (Exception e) {

            }

        }

        return null;

    }

    /**

     * 获取mht网页文件中内容代码的编码

     *

     * @param bp

     * @return

     */

    private static String getEncoding(MimeBodyPart bp) {

        if (bp == null) {

            return null;

        }

        try {

            Enumeration list = bp.getAllHeaders();

            while (list.hasMoreElements()) {

                javax.mail.Header head = (javax.mail.Header) list.nextElement();

                if (head.getName().equalsIgnoreCase("Content-Type")) {

                    String strType = head.getValue();

                    int pos = strType.indexOf("charset=");

                    if (pos >= 0) {

                        String strEncoding = strType.substring(pos + 8,

                                strType.length());

                        if (strEncoding.startsWith("\"")

                                || strEncoding.startsWith("\'")) {

                            strEncoding = strEncoding.substring(1,

                                    strEncoding.length());

                        }

                        if (strEncoding.endsWith("\"")

                                || strEncoding.endsWith("\'")) {

                            strEncoding = strEncoding.substring(0,

                                    strEncoding.length() - 1);

                        }

                        if (strEncoding.toLowerCase().compareTo("gb2312") == 0) {

                            strEncoding = "gbk";

                        }

                        return strEncoding;

                    }

                }

            }

        } catch (MessagingException e) {

            e.printStackTrace();

        }

        return null;

    }

    /**

     * 删除指定文件

     * @param filePath  文件路径

     * @param fileName  文件名称

     * @param layout    文件格式

     */

    public static void deleteFileName(String filePath , String fileName , String layout){

        File folder = new File(filePath);

        String fileNameOnLayout=fileName+"."+layout;

        File[] files = folder.listFiles(); //获取该文件夹下的所有文件

        for(File file:files){

            if(file.getName().equals(fileNameOnLayout)){

                file.delete();

            }

        }

    }

}

        <!-- https://mvnrepository.com/artifact/javax.mail/mail -->

        <dependency>

            <groupId>javax.mail</groupId>

            <artifactId>mail</artifactId>

            <version>1.4.7</version>

        </dependency>

        <!-- https://mvnrepository.com/artifact/org.jsoup/jsoup -->

        <dependency>

            <groupId>org.jsoup</groupId>

            <artifactId>jsoup</artifactId>

            <version>1.10.1</version>

        </dependency>