fix(aihr): mask sensitive case transcripts

backend/ruoyi-modules/ruoyi-aihr/src/main/java/org/dromara/aihr/service/AihrCaseService.java

@@ -48,6 +48,7 @@ public class AihrCaseService {
         try {
             String transcript = speechService.transcribe(file.getBytes(), fileName, contentType)
                 .orElseThrow(() -> new IllegalStateException("ASR 未配置或转写失败"));
+            transcript = maskSensitiveText(transcript);
             String caseId = "case-" + UUID.randomUUID();
             CaseState state = new CaseState(caseId, fileName, projectExtOrgId, transcript, tagsFromText(transcript), null);
             cases.put(caseId, state);
@@ -127,8 +128,8 @@ public class AihrCaseService {
             truncate(title, 120),
             primaryTag(state.tags()),
             status,
-            truncate(state.transcript(), 4000),
+            truncate(maskSensitiveText(state.transcript()), 4000),
-            truncate(summary, 1000)
+            truncate(maskSensitiveText(summary), 1000)
         );
     }
 
@@ -183,7 +184,7 @@ public class AihrCaseService {
             if (summaryNode.isArray()) {
                 for (JsonNode item : summaryNode) {
                     String label = clean(item.path("label").asText(""));
-                    String text = clean(item.path("text").asText(""));
+                    String text = maskSensitiveText(item.path("text").asText(""));
                     if (!label.isBlank() && !text.isBlank()) {
                         summary.add(new SummaryResponse(label, truncate(text, 120)));
                     }
@@ -205,7 +206,7 @@ public class AihrCaseService {
             if (tags.isEmpty()) {
                 tags = tagsFromText(root.path("aiSummary").asText(""));
             }
-            return Optional.of(new CaseSummary(summary, tags, truncate(root.path("aiSummary").asText(""), 180), "real-llm"));
+            return Optional.of(new CaseSummary(summary, tags, truncate(maskSensitiveText(root.path("aiSummary").asText("")), 180), "real-llm"));
         } catch (Exception e) {
             log.warn("case summary parse failed, uses local transcript summary: {}", e.getMessage());
             return Optional.empty();
@@ -294,6 +295,18 @@ public class AihrCaseService {
         return value == null ? "" : value.trim();
     }
 
+    private static String maskSensitiveText(String text) {
+        if (text == null || text.isBlank()) {
+            return clean(text);
+        }
+        String masked = text;
+        masked = masked.replaceAll("(?<!\\d)(1[3-9]\\d{2})\\d{3}(\\d{4})(?!\\d)", "$1****$2");
+        masked = masked.replaceAll("(?<!\\d)(\\d{1,2})(栋|幢|号楼|单元)(\\d{3,4})(?!\\d)", "$1$2****");
+        masked = masked.replaceAll("(?<!\\d)(\\d{1,2})[-－](\\d{3,4})(?!\\d)", "$1-****");
+        masked = masked.replaceAll("([\\u4e00-\\u9fa5])([\\u4e00-\\u9fa5])(先生|女士|经理)", "$1*$3");
+        return clean(masked);
+    }
+
     private record CaseState(
         String id,
         String fileName,

backend/ruoyi-modules/ruoyi-aihr/src/test/java/org/dromara/aihr/service/AihrCaseServiceTest.java

@@ -0,0 +1,53 @@
+package org.dromara.aihr.service;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.dromara.aihr.domain.AihrCaseDto.UploadResponse;
+import org.junit.jupiter.api.Tag;
+import org.junit.jupiter.api.Test;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.mock.web.MockMultipartFile;
+
+import java.util.Optional;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+
+class AihrCaseServiceTest {
+
+    @Test
+    @Tag("dev")
+    void uploadMasksSensitiveTranscriptBeforeReturningAndSaving() {
+        AihrSpeechService speechService = new AihrSpeechService(null, new ObjectMapper()) {
+            @Override
+            public Optional<String> transcribe(byte[] audio, String filename, String contentType) {
+                return Optional.of("张三先生住在12栋1201，手机号13900001111，说2-304漏水");
+            }
+        };
+        CaseJdbcTemplate jdbcTemplate = new CaseJdbcTemplate();
+        AihrCaseService service = new AihrCaseService(speechService, null, new ObjectMapper(), jdbcTemplate);
+
+        UploadResponse response = service.upload(new MockMultipartFile("file", "case.webm", "audio/webm", new byte[]{1}), "P1");
+
+        assertEquals("张*先生住在12栋****，手机号1390****1111，说2-****漏水", response.transcript());
+        assertEquals(response.transcript(), jdbcTemplate.updateArgs[6]);
+        assertEquals(response.transcript(), jdbcTemplate.updateArgs[7]);
+        assertFalse(response.transcript().contains("13900001111"));
+        assertFalse(response.transcript().contains("1201"));
+        assertFalse(response.transcript().contains("2-304"));
+    }
+
+    private static final class CaseJdbcTemplate extends JdbcTemplate {
+        private Object[] updateArgs = new Object[0];
+
+        @Override
+        public void execute(String sql) {
+            // Table DDL is not relevant for this unit test.
+        }
+
+        @Override
+        public int update(String sql, Object... args) {
+            this.updateArgs = args;
+            return 1;
+        }
+    }
+}