feat:内容导出

pom.xml

@@ -212,13 +212,13 @@
             </exclusions>
         </dependency>
 
-        <!-- https://mvnrepository.com/artifact/org.apache.poi/poi-ooxml -->
+<!--         https://mvnrepository.com/artifact/org.apache.poi/poi-ooxml -->
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi-ooxml</artifactId>
             <version>4.1.2</version>
         </dependency>
-        <!-- https://mvnrepository.com/artifact/org.apache.poi/poi-ooxml-schemas -->
+<!--         https://mvnrepository.com/artifact/org.apache.poi/poi-ooxml-schemas -->
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi-ooxml-schemas</artifactId>
@@ -345,6 +345,16 @@
             <artifactId>jsoup</artifactId>
             <version>1.19.1</version>
         </dependency>
+
+        <!-- flexmark-java for parsing Markdown -->
+        <dependency>
+            <groupId>com.vladsch.flexmark</groupId>
+            <artifactId>flexmark-all</artifactId>
+            <version>0.62.2</version>
+        </dependency>
+        <!-- Apache POI for generating Word documents -->
+
+
     </dependencies>
 
 

src/main/java/cn/com/poc/expose/dto/MarkdownToWordDto.java

+package cn.com.poc.expose.dto;
+
+/**
+ * @author alex.yao
+ * @date 2025/3/7
+ */
+public class MarkdownToWordDto {
+
+    private String markdown;
+
+    public String getMarkdown() {
+        return markdown;
+    }
+
+    public void setMarkdown(String markdown) {
+        this.markdown = markdown;
+    }
+}

src/main/java/cn/com/poc/expose/rest/Markdown2WordRest.java

+package cn.com.poc.expose.rest;
+
+import cn.com.poc.expose.dto.MarkdownToWordDto;
+import cn.com.yict.framemax.core.rest.BaseRest;
+import cn.com.yict.framemax.web.permission.Access;
+import cn.com.yict.framemax.web.permission.Permission;
+import org.springframework.web.bind.annotation.RequestBody;
+
+import java.io.IOException;
+
+/**
+ * @author alex.yao
+ * @date 2025/3/7
+ */
+@Permission(Access.Anonymous)
+public interface Markdown2WordRest extends BaseRest {
+
+
+    String markdown2Word(@RequestBody MarkdownToWordDto dto) throws IOException;
+
+}

src/main/java/cn/com/poc/expose/rest/impl/Markdown2WordRestImpl.java

+package cn.com.poc.expose.rest.impl;
+
+import cn.com.poc.common.service.BosConfigService;
+import cn.com.poc.common.utils.StringUtils;
+import cn.com.poc.common.utils.UUIDTool;
+import cn.com.poc.expose.dto.MarkdownToWordDto;
+import cn.com.poc.expose.rest.Markdown2WordRest;
+import cn.com.yict.framemax.core.exception.BusinessException;
+import com.vladsch.flexmark.html.HtmlRenderer;
+import com.vladsch.flexmark.parser.Parser;
+import com.vladsch.flexmark.util.ast.Document;
+import org.apache.poi.poifs.filesystem.DirectoryEntry;
+import org.apache.poi.poifs.filesystem.POIFSFileSystem;
+import org.apache.poi.xwpf.usermodel.XWPFDocument;
+import org.apache.poi.xwpf.usermodel.XWPFParagraph;
+import org.apache.poi.xwpf.usermodel.XWPFRun;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Resource;
+import java.io.*;
+import java.util.UUID;
+
+/**
+ * @author alex.yao
+ * @date 2025/3/7
+ */
+@Component
+public class Markdown2WordRestImpl implements Markdown2WordRest {
+
+    @Resource
+    private BosConfigService bosConfigService;
+
+
+    @Override
+    public String markdown2Word(MarkdownToWordDto dto) throws IOException {
+        String markdown = dto.getMarkdown();
+        if (StringUtils.isBlank(markdown)) {
+            throw new BusinessException("markdown is blank");
+        }
+        String htmlContent = convertMarkdownToHtml(markdown);
+        return convertHtmlToWord(htmlContent);
+    }
+
+    private String convertMarkdownToHtml(String markdown) {
+        Parser parser = Parser.builder().build();
+        HtmlRenderer renderer = HtmlRenderer.builder().build();
+        Document document = parser.parse(markdown);
+        return renderer.render(document);
+    }
+
+    private String convertHtmlToWord(String html) throws IOException {
+        File file = File.createTempFile(UUIDTool.getUUID(), ".docx");
+        XWPFDocument document = new XWPFDocument();
+        XWPFParagraph paragraph = document.createParagraph();
+        XWPFRun run = paragraph.createRun();
+        run.setText(html);
+        FileOutputStream outputStream = new FileOutputStream(file);
+        ByteArrayInputStream bais = new ByteArrayInputStream(html.getBytes());//将字节数组包装到流中
+        POIFSFileSystem poifs = new POIFSFileSystem();
+        DirectoryEntry directory = poifs.getRoot();
+        directory.createDocument("WordDocument", bais);
+        poifs.writeFilesystem(outputStream);
+        FileInputStream fileInputStream = new FileInputStream(file);
+        return bosConfigService.upload(fileInputStream, "docx", "application/msword");
+    }
+}

src/test/java/cn/com/poc/knowledge/KnowledgeServiceTest.java

@@ -2,6 +2,14 @@ package cn.com.poc.knowledge;
 
 import cn.com.poc.knowledge.aggregate.KnowledgeService;
 import cn.com.yict.framemax.core.spring.SingleContextInitializer;
+import com.vladsch.flexmark.html.HtmlRenderer;
+import com.vladsch.flexmark.util.ast.Document;
+import org.apache.poi.poifs.filesystem.DirectoryEntry;
+import org.apache.poi.poifs.filesystem.DocumentEntry;
+import org.apache.poi.poifs.filesystem.POIFSFileSystem;
+import org.apache.poi.xwpf.usermodel.XWPFDocument;
+import org.apache.poi.xwpf.usermodel.XWPFParagraph;
+import org.apache.poi.xwpf.usermodel.XWPFRun;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -9,8 +17,12 @@ import org.mockito.MockitoAnnotations;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.web.WebAppConfiguration;
+import com.vladsch.flexmark.parser.Parser;
 
 import javax.annotation.Resource;
+import java.io.*;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 
 /**
  * @author alex.yao
@@ -34,4 +46,46 @@ public class KnowledgeServiceTest {
     public void test_delDocument() {
         knowledgeService.delDocument(138, 1071);
     }
+
+
+    //    @Test
+    public static void main(String[] args) throws IOException {
+//        Document doc = new Document("Input.md");
+//        doc.save("Output.docx");
+
+        String markdownContent = readMarkdownFile("C:\\Users\\52747\\Desktop\\1.md");
+        String htmlContent = convertMarkdownToHtml(markdownContent);
+        convertHtmlToWord(htmlContent, "C:\\Users\\52747\\Desktop\\1.docx");
+    }
+
+    private static String readMarkdownFile(String filePath) {
+        try {
+            return new String(Files.readAllBytes(Paths.get(filePath)));
+        } catch (IOException e) {
+            e.printStackTrace();
+            return "";
+        }
+    }
+
+    private static String convertMarkdownToHtml(String markdown) {
+        Parser parser = Parser.builder().build();
+        HtmlRenderer renderer = HtmlRenderer.builder().build();
+        Document document = parser.parse(markdown);
+        return renderer.render(document);
+    }
+
+    private static void convertHtmlToWord(String html, String outputPath) throws IOException {
+        XWPFDocument document = new XWPFDocument();
+        XWPFParagraph paragraph = document.createParagraph();
+        XWPFRun run = paragraph.createRun();
+        run.setText(html);
+        FileOutputStream outputStream = new FileOutputStream(outputPath);
+
+        ByteArrayInputStream bais = new ByteArrayInputStream(html.getBytes());//将字节数组包装到流中
+        POIFSFileSystem poifs = new POIFSFileSystem();
+        DirectoryEntry directory = poifs.getRoot();
+        directory.createDocument("WordDocument", bais);
+        poifs.writeFilesystem(outputStream);
+
+    }
 }