fix 78374 返回公式的omml到前端

laws-modules/src/main/java/com/jero/modules/split/service/impl/FileSpiltService.java

@@ -18,6 +18,7 @@ import com.jero.modules.split.vo.TitleNumberVO;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
+import org.apache.poi.hwpf.usermodel.PictureType;
 import org.apache.poi.openxml4j.opc.PackagePart;
 import org.apache.poi.openxml4j.util.ZipSecureFile;
 import org.apache.poi.xwpf.usermodel.*;
@@ -152,12 +153,23 @@ public class FileSpiltService {
         //try (InputStream is = new FileInputStream(readFilePath); InputStream is1 = new FileInputStream(readFilePath)) {//需要将文件路更改为word文档所在路径。
             ZipSecureFile.setMinInflateRatio(-1.0d);
             XWPFDocument doc = new XWPFDocument(is);
+            // 获取文档中的图片
+            List<XWPFPictureData> allPictures = doc.getAllPictures();
+            // 遍历图片并处理数学公式
+            for (XWPFPictureData pictureData : allPictures) {
+                String contentType = pictureData.getPackagePart().getContentType();
+                System.out.println(contentType);
+                // 判断图片类型是否为数学公式
+                if (contentType.equals(PictureType.EMF.getExtension())) {
+                    // 处理数学公式，你可以在这里添加自己的逻辑
+                    System.out.println("Found a math equation!");
+                }
+            }
             //获得序号标题和无标题序号
             TitleNumberVO titleNumberVO = AsposeUtil.getNumber(is1);
             //TitleNumberVO titleNumberVO = new TitleNumberVO();
             Map<String, String> titleNumberMap = titleNumberVO.getTitleNumberMap();
             List<String> emptyTitleList = titleNumberVO.getEmptyTitleList();
-
             //  记录拆分后的每一段文字
             List<IBodyElement> elements = doc.getBodyElements();
             //  记录word自动生成的编号数据
@@ -176,6 +188,31 @@ public class FileSpiltService {
                     XWPFParagraph p = (XWPFParagraph) element;
                     StringBuilder stringBuilder = new StringBuilder();
 
+                    ParagraphChildOrderManager runOrMaths = new ParagraphChildOrderManager(p);
+                    List<Object> childList = runOrMaths.getChildList();
+
+                    for (Object child : childList) {
+                        //if (child instanceof XWPFRun) {
+                        //    //处理段落中的文本以及图片
+                        //    handleParagraphRun(content, (XWPFRun) child, imageParser);
+                        //} else
+                        if (child instanceof CTOMath) {
+                            CTOMath ctoMath = (CTOMath) child;
+                            stringBuilder.append(ctoMath.xmlText());
+                            // 处理word中存在的公式成mathML格式
+                            //handleParagraphOMath(stringBuilder, ctoMath);
+                            if (messageList.size() > 0) {
+                                addItermsConditionsMath(messageList.get(messageList.size() - 1), itemValList, stringBuilder.toString());
+                            }
+                        } else if (child instanceof CTOMathPara) {
+                            CTOMathPara ctoMathPara = (CTOMathPara) child;
+                            stringBuilder.append(ctoMathPara.xmlText());
+                            if (messageList.size() > 0) {
+                                addItermsConditionsMath(messageList.get(messageList.size() - 1), itemValList, stringBuilder.toString());
+                            }
+                        }
+                    }
+
                     for (XWPFRun xwrun : p.getRuns()) {
                         VerticalAlign subscript = xwrun.getSubscript();
                         String smalltext = xwrun.getText(0);
@@ -345,9 +382,6 @@ public class FileSpiltService {
                                 break;
                             }
                         }
-                        if  (nextParagraphString.contains("附  录  A")){
-                            System.out.println("1");
-                        }
                         if (!hasGoIf && menuCanAdd) {
                             // 判断是否是附录
                             boolean find = APPENDIX_PATTERN.matcher(paragraphString).find();
@@ -447,7 +481,7 @@ public class FileSpiltService {
     private static void handleParagraphOMath(StringBuilder content, CTOMath child) {
         log.info(">> 开始解析段落中的CTOMath公式");
         //将word中的omml格式转换成mathML
-        String mathMLFromNode = OmmlUtils.getMathMLFromNode(child.xmlText());
+        String mathMLFromNode = MathmlUtils.convertOMML2MML(child.xmlText());
         content.append(mathMLFromNode);
     }
 
@@ -460,7 +494,7 @@ public class FileSpiltService {
     private static void handleParagraphOMath(StringBuilder content, CTOMathPara child) {
         log.info(">> 开始解析段落中的CTOMathPara公式");
         //将word中的omml格式转换成mathML
-        String mathMLFromNode = OmmlUtils.getMathMLFromNode(child.xmlText());
+        String mathMLFromNode = MathmlUtils.convertOMML2MML(child.xmlText());
         content.append(mathMLFromNode);
     }
 

laws-modules/src/main/java/com/jero/modules/split/util/MathmlUtils.java

@@ -0,0 +1,113 @@
+package com.jero.modules.split.util;
+
+import javax.xml.transform.*;
+import javax.xml.transform.stream.StreamResult;
+import javax.xml.transform.stream.StreamSource;
+import java.io.InputStream;
+import java.io.StringReader;
+import java.io.StringWriter;
+
+/**
+ * @author liJiaRao
+ * @date 2024-01-03 15:36
+ */
+public class MathmlUtils {
+    /**
+     * Description: xsl转换器
+     */
+    public static String xslConvert(String s, String xslpath, URIResolver uriResolver) {
+        TransformerFactory tFac = TransformerFactory.newInstance();
+        if (uriResolver != null)
+            tFac.setURIResolver(uriResolver);
+        StreamSource xslSource = new StreamSource(MathmlUtils.class.getResourceAsStream(xslpath));
+        StringWriter writer = new StringWriter();
+        try {
+            Transformer t = tFac.newTransformer(xslSource);
+            Source source = new StreamSource(new StringReader(s));
+            Result result = new StreamResult(writer);
+            t.transform(source, result);
+        } catch (TransformerException e) {
+            e.printStackTrace();
+        }
+        return writer.getBuffer().toString();
+    }
+
+    /**
+     * Description: 将mathml转为latx
+     * @param mml
+     * @return
+     */
+    public static String convertMML2Latex(String mml) {
+        mml = mml.substring(mml.indexOf("?>") + 2, mml.length()); //去掉xml的头节点
+        URIResolver r = new URIResolver() { //设置xls依赖文件的路径
+            @Override
+            public Source resolve(String href, String base) throws TransformerException {
+                InputStream inputStream = MathmlUtils.class.getResourceAsStream("/conventer/mml2tex/" + href);
+                return new StreamSource(inputStream);
+            }
+        };
+        String latex = xslConvert(mml, "/conventer/mml2tex/mmltex.xsl", r);
+        if (latex != null && latex.length() > 1) {
+            latex = latex.substring(1, latex.length() - 1);
+        }
+        return latex;
+    }
+
+    /**
+     * Description: office mathml转为mml
+     * @param xml
+     * @return
+     */
+    public static String convertOMML2MML(String xml) {
+        xml = "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n" +
+                "<m:oMath xmlns:m=\"http://schemas.openxmlformats.org/officeDocument/2006/math\">\n" +
+                "    <m:rad>\n" +
+                "        <m:e>\n" +
+                "            <m:sup>\n" +
+                "                <m:e>\n" +
+                "                    <m:r>\n" +
+                "                        <m:t>2</m:t>\n" +
+                "                    </m:r>\n" +
+                "                </m:e>\n" +
+                "                <m:sup>\n" +
+                "                    <m:e>\n" +
+                "                        <m:r>\n" +
+                "                            <m:t>3</m:t>\n" +
+                "                        </m:r>\n" +
+                "                    </m:e>\n" +
+                "                    <m:sup>\n" +
+                "                        <m:e>\n" +
+                "                            <m:r>\n" +
+                "                                <m:t>4</m:t>\n" +
+                "                            </m:r>\n" +
+                "                        </m:e>\n" +
+                "                        <m:sup>\n" +
+                "                            <m:e>\n" +
+                "                                <m:r>\n" +
+                "                                    <m:t>5</m:t>\n" +
+                "                                </m:r>\n" +
+                "                            </m:e>\n" +
+                "                            <m:r>\n" +
+                "                                <m:t>6</m:t>\n" +
+                "                            </m:r>\n" +
+                "                        </m:sup>\n" +
+                "                    </m:sup>\n" +
+                "                </m:sup>\n" +
+                "            </m:sup>\n" +
+                "        </m:e>\n" +
+                "    </m:rad>\n" +
+                "    <m:r>\n" +
+                "        <m:t> + </m:t>\n" +
+                "    </m:r>\n" +
+                "    <m:rad>\n" +
+                "        <m:e>\n" +
+                "            <m:r>\n" +
+                "                <m:t>sin(x)</m:t>\n" +
+                "            </m:r>\n" +
+                "        </m:e>\n" +
+                "    </m:rad>\n" +
+                "</m:oMath>\n";
+        String result = xslConvert(xml, "/conventer/OMML2MML.XSL", null);
+        return result;
+    }
+}

laws-modules/src/main/java/com/jero/modules/split/util/OmmlUtils.java

@@ -27,9 +27,9 @@ public class OmmlUtils {
      */
     public static String getMathMLFromNode(String omML) {
         //通过word中的xsl转成器解析omml公式格式
-        URL resourceUrl = ResourcePath.class.getClassLoader().getResource("OMML2MML.XSL");
+        //URL resourceUrl = ResourcePath.class.getClassLoader().getResource("OMML2MML.XSL");
-        File file = new File(resourceUrl.getPath());
+        //File file = new File(resourceUrl.getPath());
-        StreamSource xslSource = new StreamSource(WordUtil.class.getResourceAsStream("conventer/OMML2MML.XSL"));
+        StreamSource xslSource = new StreamSource(MathmlUtils.class.getResourceAsStream("conventer/OMML2MML.XSL"));
         StringWriter writer = new StringWriter();
         try {
             Transformer t = TransformerFactory.newInstance().newTransformer(xslSource);