我正在网站的登录页面上。 当我单击以登录btn时,什么都没有发生,但是当我从代码中删除$ form-> isValid()时,它工作正常 经过几次测试后,我发现$ form-> isValid()始终返回false! 我不明白为什么它总是错误的!
这是控制器的代码:
/**
* @Route("/login", name="login", methods={"GET","POST"})
*/
public function login(Request $request): Response
{
$user = new Admins();
$form = $this->createFormBuilder($user)
->add('username', TextType::class)
->add('password', PasswordType::class)
->getForm();
$form->handleRequest($request);
if ($form->isSubmitted() && $form->isValid()) {
$session =$request->getSession();
$session->clear();
$username =$user->getUsername();
$password =$user->getPassword();
$repository = $this->getDoctrine()->getRepository(Admins::class);
$user1=$repository->findOneBy(array('username'=>$username,'password'=>$password));
if (!$user1)
{
$this->get('session')->getFlashBag()->add('info','The username or password is incorrect');}
else
{
if (!$session->has('name'))
{
$session->set('username',$user1->getUsername());
$session->set('rank',$user1->getRank());
return $this->redirectToRoute('homepage');
}
}
}
return $this->render('login/index.html.twig', [
'user' => $user,
'form' => $form->createView(),
]);
}
这是查看页面的代码:
<div class="text-center w-full p-t-25 p-b-50">
{% if app.session.flashBag.has('info') %}
<div class ="btn btn-warning">
{% for msg in app.session.flashBag.get('info') %}
{{msg}}
{% endfor %}
</div>
{% endif %}
</div>
<form id="accesspanel" action=" {{ path ('login') }} " method="post">
<h1 id="litheader">Login Panel </h1>
<div class="inset">
<div class="wrap-input100 " data-validate = "Username is required">
{{ form_widget(form.username, {'attr': {'class': 'input100', 'placeholder': 'Username', 'name':'username', 'type': 'text'} }) }}
</div>
<div class="wrap-input100 validate-input m-b-10" data-validate = "Password is required">
{{ form_widget(form.password, {'attr': {'class': 'input100', 'placeholder': 'Password', 'name':'password', 'type': 'password'}})}}
</div>
</div>
<p class="p-container">
<input type="submit" name="Login" id="go" value="Login">
</p>
</form>
答案 0 :(得分:2)
发生这种情况是因为表单中缺少csrf令牌,因此请将其添加到最终表单之前
{{ form_rest(form) }}