package com.orangecds.officeconvert.utils;
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.pdf.PdfWriter;
import com.itextpdf.tool.xml.XMLWorkerFontProvider;
import com.itextpdf.tool.xml.XMLWorkerHelper;
import com.lowagie.text.pdf.BaseFont;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
import org.xhtmlrenderer.pdf.ITextFontResolver;
import org.xhtmlrenderer.pdf.ITextRenderer;
import java.io.*;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @program: office-convert
* @ClassName PdfUtilsTest
* @description:
* @author: xiyun.zhao
* @create: 2021-09-27 14:17
**/
public class PdfUtilsTest {
/**
* @description: 将HTML轉成PD格式的檔案html檔案的格式比較嚴格
* @author xiyun.zhao
* @param: htmlFile
* @param: pdfFile
* @return:
* @date: 2021/9/27 18:50
*/
// <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
public static void html2pdf(String htmlFile, String pdfFile) throws Exception {
// step 1
String url = new File(htmlFile).toURI().toURL().toString();
System.out.println(url);
// step 2
OutputStream os = new FileOutputStream(pdfFile);
ITextRenderer renderer = new ITextRenderer();
renderer.setDocument(url);
// step 3 解決中文支援
ITextFontResolver fontResolver = renderer.getFontResolver();
if("linux".equals(getCurrentOperatingSystem())){
//Linux下的和Windows的不一樣，要自己下載下傳，不要拷貝Windows的到Linux
fontResolver.addFont("/usr/share/fonts/chiness/simsun.ttc", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
}else{
fontResolver.addFont("src/main/resources/dev/simsun.ttc", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
}
renderer.layout();
renderer.createPDF(os);
os.close();
System.out.println("create pdf done!!");
}
/**
* html轉換成pdf檔案
*
* @param htmlContent
* @throws Exception
*/
protected static void htmlToPdf(String htmlContent,String pdfFile) throws Exception {
//1 打開檔案流
Document document = new Document();
FileOutputStream fos = new FileOutputStream(pdfFile);
InputStream is = new ByteArrayInputStream(htmlContent.getBytes(Charset.forName("UTF-8")));
// InputStream cssIs = new ByteArrayInputStream(getCssFile());
PdfWriter writer = null;
try {
writer = PdfWriter.getInstance(document, fos);
//3. 設定字型
XMLWorkerFontProvider fontProvider1 = new XMLWorkerFontProvider(XMLWorkerFontProvider.DONTLOOKFORFONTS);
fontProvider1.register("D:\\hjf\\simsunttc\\simsun.ttc");
//3 打開文檔
document.open();
//4 html轉為pdf
XMLWorkerHelper.getInstance().parseXHtml(writer, document, is, Charset.forName("UTF-8"), fontProvider1);
} catch (DocumentException | IOException e) {
throw new RuntimeException("轉pdf失敗羅~");
} finally {
if (null != writer) {
writer.flush();
}
//5 關閉文檔
document.close();
fos.close();
is.close();
writer.close();
}
}
public static String getCurrentOperatingSystem(){
String os = System.getProperty("os.name").toLowerCase();
System.out.println("---------目前作業系統是-----------" + os);
return os;
}
/**
* 擷取html
*
* @return
*/
protected static String content2Html() {
String content = COMPLETE_CONTENT;
content = content.replace("<br>", "<br/>");
String repContent = content.replaceAll("<img(.+?)>", "<img$1/>");
System.out.println(""+repContent);
return repContent;
}
/**
* 擷取樣式檔案
*
* @return
* @throws Exception
*/
protected byte[] getCssFile() throws Exception {
FileInputStream fileInputStream = new FileInputStream("src/main/resources/css/editor.css");
ByteArrayOutputStream outStream = new ByteArrayOutputStream();
byte[] buffer = new byte[1204];
int len = 0;
while ((len = fileInputStream.read(buffer)) != -1) {
outStream.write(buffer, 0, len);
}
fileInputStream.close();
return outStream.toByteArray();
}
/**
* 拼接CONTENT 使成為完整的html,\"font-family: SimSun;\"
*/
private static final String COMPLETE_CONTENT = "<html><head></head><body style=\"font-family: SimSun;\"><p class=\"ql-align-center\"><strong>合同内容測試</strong></p><p><strong>甲方(出租方) :</strong></p><p><strong>乙方(承租方) :</strong></p><p>甲乙雙方就乙方租賃甲方電梯轎廂設定看闆媒體(以下簡稱“看闆”)、刊發廣告一</p><p>事進行友好協商，達成以下條款，雙方共同執行:</p><p class=\"ql-align-center\"><strong>第一條租賃地點</strong></p><p>甲方同意将市區花園(大廈/小區)共部電梯租賃給乙方設定看闆，刊發廣告。</p><p class=\"ql-align-center\"><strong>第二條設定方式和範圍</strong></p><p>1、看闆設定于電梯轎廂壁上(超薄型，厚度不超過2cm、長度:、寬度: ;)，用</p><p>粘貼或敷膜方式貼在轎廂壁上，共三面(左、中、右)，</p><p>2、采用進口美國3m技術貼敷在電梯廳門上; (學生打架調解協定書)</p><p>3、電梯轎廂(面向電梯i ]及出梯門時目光所能觸及的轎廂壁)。</p>" +
"<p class=\"ql-align-center\"><strong>第三條設定内容</strong></p><p>1、公益廣告(包括社群文化建設、公民道德規範、防火、防盜知識、保健小常識、</p><p>生活小竅門等) ;</p>" +
"<p>2、商業廣告(廣告内容必須符合國家廣告法的規定，不得釋出不宜機關、社群和家<img src=\"https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fpic16.nipic.com%2F20111008%2F5203963_093910733000_2.jpg&refer=http%3A%2F%2Fpic16.nipic.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1635329488&t=9d73780cedba58d89b052512d894955c\" style=\"max-width:100%;\"></p><p>庭的廣告，更不得釋出影響少年兒童身心健康的廣告) ;</p><p class=\"ql-align-right\"><br></p></body></html>";
public static void main(String[] args) {
String htmlFile = "D:\\hjf\\u.html";
String pdfFile = "D:/hjf/z.pdf";
try {
//html以檔案形式轉pdf
// PdfUtilsTest.html2pdf(htmlFile, pdfFile);
//以字元串形式轉pdf
PdfUtilsTest.htmlToPdf(content2Html(),pdfFile);
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
}
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