Template HTML -> Pdf변환

pav-server/build.gradle

@@ -43,6 +43,15 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-cache'
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-jdbc'
+    developmentOnly 'org.springframework.boot:spring-boot-devtools'
+
+    // thymeleaf
+    implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
+
+    // pdf create
+    implementation 'com.itextpdf:itextpdf:5.5.13'
+    implementation 'com.itextpdf.tool:xmlworker:5.5.13'    
+    implementation 'com.itextpdf:pdfa:7.2.3'
     // db
     runtimeOnly 'mysql:mysql-connector-java'
 
@@ -95,6 +104,7 @@ dependencies {
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
     testAnnotationProcessor "org.mapstruct:mapstruct-processor:1.5.5.Final"
 
+    
 }
 
 tasks.named('test') {

pav-server/src/main/java/com/palnet/biz/api/bas/flight/controller/BasFlightController.java

@@ -40,6 +40,7 @@ import com.palnet.biz.jpa.repository.com.ComFileBasRepository;
 import com.palnet.biz.scheduler.ctr.service.CtrTrnsLctnService;
 import com.palnet.comn.exception.CustomException;
 import com.palnet.comn.utils.AreaUtils;
+import com.palnet.comn.utils.PdfUtils;
 
 import io.swagger.annotations.ApiImplicitParam;
 import io.swagger.annotations.ApiOperation;
@@ -56,14 +57,16 @@ public class BasFlightController {
     private final Environment env;
     private final CtrTrnsLctnService ctrTrnsLctnService;
     private final AreaUtils utils;
+    private final PdfUtils pdfUtils;
 
     @Autowired
-    public BasFlightController(BasFlightService basFlightService, Environment env, CtrTrnsLctnService ctrTrnsLctnService, AreaUtils AreaUtils, ComFileBasRepository comFileBasRepository) {
+    public BasFlightController(BasFlightService basFlightService, Environment env, CtrTrnsLctnService ctrTrnsLctnService, AreaUtils AreaUtils, ComFileBasRepository comFileBasRepository, PdfUtils pdfUtils) {
         this.basFlightService = basFlightService;
         this.env = env;
         this.ctrTrnsLctnService = ctrTrnsLctnService;
         this.utils = AreaUtils;
         this.comFileBasRepository = comFileBasRepository;
+        this.pdfUtils = pdfUtils;
     }
 
     @GetMapping("/area")
@@ -395,7 +398,12 @@ public class BasFlightController {
     public void createLancePDF() {
         log.warn("안뇽");
 
-        log.error("dd -> {}", comFileBasRepository.findAll());
+        HashMap<String, Object> param = new HashMap<>();
+        param.put("userName", "이경도");
+        param.put("userAge", 25);
+        param.put("userGender", "M");
+
+        pdfUtils.generatePDF(param);
             	
     }
 

pav-server/src/main/java/com/palnet/comn/utils/PdfUtils.java

@@ -0,0 +1,110 @@
+package com.palnet.comn.utils;
+
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.StringReader;
+import java.nio.charset.Charset;
+import java.util.HashMap;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import org.thymeleaf.TemplateEngine;
+import org.thymeleaf.context.Context;
+
+import com.itextpdf.text.Document;
+import com.itextpdf.text.DocumentException;
+import com.itextpdf.text.pdf.PdfWriter;
+import com.itextpdf.tool.xml.XMLWorker;
+import com.itextpdf.tool.xml.XMLWorkerFontProvider;
+import com.itextpdf.tool.xml.XMLWorkerHelper;
+import com.itextpdf.tool.xml.css.CssFile;
+import com.itextpdf.tool.xml.css.StyleAttrCSSResolver;
+import com.itextpdf.tool.xml.html.CssAppliers;
+import com.itextpdf.tool.xml.html.CssAppliersImpl;
+import com.itextpdf.tool.xml.html.Tags;
+import com.itextpdf.tool.xml.parser.XMLParser;
+import com.itextpdf.tool.xml.pipeline.css.CSSResolver;
+import com.itextpdf.tool.xml.pipeline.css.CssResolverPipeline;
+import com.itextpdf.tool.xml.pipeline.end.PdfWriterPipeline;
+import com.itextpdf.tool.xml.pipeline.html.HtmlPipeline;
+import com.itextpdf.tool.xml.pipeline.html.HtmlPipelineContext;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Component
+@Slf4j
+public class PdfUtils {
+    
+    @Autowired
+    private TemplateEngine templateEngine;    
+
+    private final String BASE_PATH = "";
+
+    private final String FILE_BASE_NAME = "LANNC_PDF.pdf";
+
+    public <T extends HashMap<String, Object>> void generatePDF(T param){        
+
+        // Thymeleaf 방식 html에 입힐 데이터 바인딩
+        Context context = new Context();
+        context.setVariable("userName", param.get("userName"));
+        context.setVariable("userAge", param.get("userAge"));
+        context.setVariable("userGender", param.get("userGender"));
+
+        // official_document은 html이름임 , 앞 뒤 prefix, suffix는 yml에 정의해놓음
+        // official_document html에 바인딩할 데이터 넣고 돌려서 String형식으로 뽑아옴
+        String htmlContent = templateEngine.process("official_document", context);
+
+        log.error("htmlContent -> {}", htmlContent);
+
+        // PDF 용지 설정하기
+        Document pdfDocument = new Document();
+
+        try {
+            PdfWriter writer = PdfWriter.getInstance(pdfDocument, new FileOutputStream(this.FILE_BASE_NAME));
+            writer.setInitialLeading(12.5f);
+
+            pdfDocument.open();            
+            
+            CSSResolver cssResolver = new StyleAttrCSSResolver();
+            // jar변환 시 CSS파일을 못 찾을수도 있어서 InputStream 사용
+            InputStream cssStream = getClass().getClassLoader().getResourceAsStream("static/css/pdf.css");
+            CssFile cssFile = XMLWorkerHelper.getCSS(cssStream);
+            cssResolver.addCss(cssFile);
+            
+            // 폰트
+            XMLWorkerFontProvider fontProvider = new XMLWorkerFontProvider(XMLWorkerFontProvider.DONTLOOKFORFONTS);
+            fontProvider.register("static/font/NanumGothic.ttf", "NanumGothic");            
+            CssAppliers cssAppliers = new CssAppliersImpl(fontProvider);
+
+            log.info("fontProvider -> {}",fontProvider.getRegisteredFonts());
+            log.info("cssFile -> {}", cssFile);
+
+            HtmlPipelineContext htmlPipelineContext = new HtmlPipelineContext(cssAppliers);
+            htmlPipelineContext.setTagFactory(Tags.getHtmlTagProcessorFactory());
+
+            PdfWriterPipeline pdfWriterPipeline = new PdfWriterPipeline(pdfDocument, writer);
+            HtmlPipeline htmlPipeline = new HtmlPipeline(htmlPipelineContext, pdfWriterPipeline);
+            CssResolverPipeline cssResolverPipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
+
+            StringReader stringReader = new StringReader(htmlContent);
+
+            XMLWorker xmlWorker = new XMLWorker(cssResolverPipeline, true);
+            XMLParser xmlParser = new XMLParser(xmlWorker, Charset.forName("UTF-8"));
+
+            xmlParser.parse(stringReader);
+
+        } catch (IOException e) {
+            e.printStackTrace();
+        } catch (DocumentException e1){
+            e1.printStackTrace();        
+        } catch (Exception e2){
+            e2.printStackTrace();
+        }        
+        finally{
+            pdfDocument.close();
+        }
+        
+    }
+
+}

pav-server/src/main/resources/application.yml

@@ -30,6 +30,12 @@ spring:
       ddl-auto: none
     properties:
       hibernate:
+  thymeleaf:
+    mode: HTML5
+    cache: false
+    encoding: UTF-8
+    prefix: classpath:/templates/
+    suffix: .html
 
 server:
   port: 8080

pav-server/src/main/resources/static/css/pdf.css

@@ -0,0 +1,8 @@
+
+body{
+    font-family: NanumGothic;
+}
+
+p{
+    background-color: aquamarine;
+}

pav-server/src/main/resources/templates/official_document.html

@@ -0,0 +1,8 @@
+<html xmlns:th="http://www.thymeleaf.org">    
+    <body>
+        <p id="d1">Thymeleaf Tutorials</p>
+        <p>이름 : [[${userName}]]</p>
+        <p>나이 : [[${userAge}]]</p>
+        <p>성별 : [[${userGender}]]</p>
+    </body>
+</html>