fix(personal): reject ambiguous org identities

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

@@ -79,12 +79,15 @@ public class OrgSnapshotEnterpriseKnowledgeAccessPolicy implements EnterpriseKno
                AND position_name IS NOT NULL
                AND position_name <> ''
              ORDER BY snapshot_date DESC, id ASC
-             LIMIT 1
+             LIMIT 2
             """, (rs, rowNum) -> new OrganizationIdentity(
                 trimmed(rs.getString("project_code")),
                 trimmed(rs.getString("position_name")),
                 trimmed(rs.getString("position_level"))), tenantId, phone);
-        return rows.stream().filter(OrganizationIdentity::valid).findFirst();
+        if (rows.size() != 1 || !rows.get(0).valid()) {
+            return Optional.empty();
+        }
+        return Optional.of(rows.get(0));
     }
 
     private List<Long> authorizedFragmentIds(String tenantId, OrganizationIdentity identity) {

backend/ruoyi-modules/ruoyi-aihr/src/test/java/org/dromara/aihr/personal/OrgSnapshotEnterpriseKnowledgeAccessPolicyTest.java

@@ -90,6 +90,20 @@ class OrgSnapshotEnterpriseKnowledgeAccessPolicyTest {
         assertTrue(jdbc.sql.stream().anyMatch(value -> value.contains("employment_status = 'active'")));
     }
 
+    @Test
+    void duplicateActivePhoneIdentitiesFailClosedBeforeAclLookup() {
+        RecordingJdbcTemplate jdbc = fixture();
+        jdbc.organizations = List.of(
+            Map.of("project_code", "PRJ-FCW", "position_name", "物业管家", "position_level", "一线"),
+            Map.of("project_code", "PRJ-YSF", "position_name", "物业管家", "position_level", "一线")
+        );
+        jdbc.fragmentIds = List.of(100101L);
+
+        assertTrue(new OrgSnapshotEnterpriseKnowledgeAccessPolicy(jdbc)
+            .authorize(new PersonalOwner("000000", 103L, null)).isEmpty());
+        assertFalse(jdbc.sql.stream().anyMatch(value -> value.contains("FROM aihr_knowledge_acl")));
+    }
+
     @Test
     void aclQueryEnforcesTenantProjectPositionAndTenantScopes() {
         RecordingJdbcTemplate jdbc = fixture();
@@ -190,6 +204,7 @@ class OrgSnapshotEnterpriseKnowledgeAccessPolicyTest {
         private String phone;
         private String expectedTenant;
         private Map<String, String> organization;
+        private List<Map<String, String>> organizations;
         private List<Long> fragmentIds = List.of();
         private boolean fail;
 
@@ -207,6 +222,9 @@ class OrgSnapshotEnterpriseKnowledgeAccessPolicyTest {
                 return phone == null ? List.of() : mapRows(rowMapper, List.of(Map.of("phonenumber", phone)));
             }
             if (sql.contains("FROM aihr_org_snapshot")) {
+                if (organizations != null) {
+                    return mapRows(rowMapper, new ArrayList<>(organizations));
+                }
                 return organization == null ? List.of() : mapRows(rowMapper, List.of(organization));
             }
             if (sql.contains("FROM aihr_knowledge_acl")) {