don't allow to request for reset link for LDAP users

rest-api/src/main/java/lcsb/mapviewer/api/users/UserRestImpl.java

@@ -747,6 +747,9 @@ public class UserRestImpl extends BaseRestImpl {
     if (user.getEmail() == null || user.getEmail().equals("")) {
       throw new QueryException("User does not have email address defined");
     }
+    if (user.isConnectedToLdap()) {
+      throw new QueryException("User authentication is provided over LDAP");
+    }
 
     if (getConfigurationService().getConfigurationValue(ConfigurationElementType.MINERVA_ROOT).trim().isEmpty()) {
       throw new InvalidStateException("Cannot create token - minerva root url is not defined");

web/src/test/java/lcsb/mapviewer/web/UserControllerIntegrationTest.java

@@ -461,6 +461,20 @@ public class UserControllerIntegrationTest extends ControllerIntegrationTest {
 
   }
 
+  @Test
+  public void requestResetPasswordForLdapUser() throws Exception {
+    configureServerForResetPasswordRequest();
+
+    User user = userService.getUserByLogin(BUILT_IN_TEST_ADMIN_LOGIN);
+    user.setConnectedToLdap(true);
+    userService.updateUser(user);
+
+    RequestBuilder grantRequest = post("/users/" + BUILT_IN_TEST_ADMIN_LOGIN + ":requestResetPassword");
+
+    mockMvc.perform(grantRequest)
+        .andExpect(status().isBadRequest());
+  }
+
   @Test
   public void requestResetPasswordWhenMinervaRootNotConfigured() throws Exception {
     configureServerForResetPasswordRequest();