我们有一个旧网站,我在其中实现了一个表单,该表单由AngularJS发送到PHP脚本,并在处理电子邮件后发送。如果表单无效,PHP 脚本将返回带有验证错误的 JSON。由于我们已经将Symfony用于其他一些应用程序(REST API),我认为在Symfony中重新实现我的纯PHP脚本会很好。
为了简单起见,我只放了一小段但相关的代码片段。这是我所拥有的:
HTML(ng-app 绑定在 body 标签上,此处未显示):
<form name="infoscreenForm" class="form-horizontal" enctype="multipart/form-data" ng-controller="FormController">
<div class="form-group">
<div class="col-lg-1 control-label">*</div>
<div class="col-lg-11 input-group">
<input type="text" class="form-control" id="contact_person"
name="contact_person" ng-model="formData.contactPerson"
placeholder="Kontaktperson">
</div>
<span class="text-warning" ng-show="errors.contactPerson">
{{ errors.contactPerson }}
</span>
</div>
<div class="form-group">
<div class="col-lg-1 control-label">*</div>
<div class="col-lg-11 input-group">
<span class="input-group-addon">@</span>
<input type="email" class="form-control" id="email" name="email"
ng-model="formData.email" placeholder="E-Mail">
</div>
<span class="text-warning" ng-show="errors.email">
{{ errors.email }}
</span>
</div>
<div class="form-group">
<div class="col-lg-1 control-label"> </div>
<div class="col-lg-11 input-group">
<input type="file" class="form-control" id="file" name="file"
file-model="formData.file"
accept="application/pdf,image/jpeg,image/png">
</div>
<span class="text-warning" ng-show="errors.file">
{{ errors.file }}
</span>
</div>
<div class="form-group">
<button type="submit" class="btn btn-default" id="submit"
name="submit" ng-click="submitForm()">
Formular absenden
</button>
</div>
</form>
.JS:
var app = angular.module('InfoscreenApp', []);
app.directive('fileModel', ['$parse', function ($parse) {
return {
restrict: 'A',
link: function (scope, element, attrs) {
var model = $parse(attrs.fileModel);
var modelSetter = model.assign;
element.bind('change', function () {
scope.$apply(function () {
modelSetter(scope, element[0].files[0]);
});
});
}
};
}]);
app.factory('multipartForm', ['$http', function ($http) {
return {
post : function (uploadUrl, data) {
var fd = new FormData();
for (var key in data) {
fd.append(key, data[key]);
}
return $http.post(uploadUrl, fd, {
transformRequest: angular.identity,
headers : { 'Content-Type': undefined }
});
}
};
}]);
app.controller('FormController', ['$scope', 'multipartForm', function ($scope, multipartForm) {
$scope.formData = {};
$scope.submitForm = function () {
var uploadUrl = 'http://localhost:8000/infoscreen';
multipartForm.post(uploadUrl, $scope.formData)
.then(function (data) {
console.log(data);
if (data.success) {
$scope.message = data.data.message;
console.log(data.data.message);
} else {
$scope.errors = data.data.errors;
}
});
};
}]);
使用普通的PHP脚本,一切正常。以下是我在Symfony中尝试做的事情:
<?php
namespace AppBundle'Controller;
use Sensio'Bundle'FrameworkExtraBundle'Configuration'Route;
use Symfony'Bundle'FrameworkBundle'Controller'Controller;
use Symfony'Component'HttpFoundation'Request;
use Symfony'Component'HttpFoundation'Response;
use Symfony'Component'Form'Extension'Core'Type'TextType;
use Symfony'Component'Form'Extension'Core'Type'EmailType;
use Symfony'Component'Form'Extension'Core'Type'FileType;
use Symfony'Component'Form'Extension'Core'Type'SubmitType;
use Symfony'Component'Validator'Constraints'NotBlank;
use Symfony'Component'Validator'Constraints'Email;
class DefaultController extends Controller
{
/**
* @Route("/infoscreen", name="infoscreen")
*/
public function infoscreenAction(Request $request)
{
$defaultData = array('message' => 'infoscreenForm');
$form = $this->createFormBuilder($defaultData)
->add('contactPerson', TextType::class, array(
'constraints' => array(
new NotBlank(),
)
))
->add('email', EmailType::class, array(
'constraints' => array(
new NotBlank(),
new Email(),
)
))
->add('file', FileType::class)
->add('submit', SubmitType::class)
->getForm();
;
$form->submit($request->request->get($form->getName()));
$data = $form->getData();
if ($form->isValid()) {
echo 'Alles ok';
// send an email
}
$errors = array();
$validation = $this->get('validator')->validate($form);
foreach ($validation as $error) {
$errors[$error->getPropertyPath()] = $error->getMessage();
}
$response = new Response();
$response->setContent(json_encode(array(
'form_data' => $data,
'errors' => $errors,
)));
$response->headers->set('Content-Type', 'application/json');
return $response;
}
}
CSRF 在 config.yml
中被禁用。窗体未绑定到实体类。提交表单后,我在控制台中得到以下对象:
{
data: Object,
status: 200,
config: Object,
statusText: "OK"
}
重要的部分是data: Object
:
{
form_data: {
contactPerson: null,
email: null,
message: "infoscreenForm",
file: null
},
errors : {
children[contactPerson].data = "This value should not be blank",
children[email].data = "This value should not be blank"
}
}
当我提交在字段中输入一些值的表单时,就会发生这种情况。似乎提交的数据未绑定到控制器中的表单。我可能错过了一些东西,但我坚持在这里,不知道如何继续。我尝试了$form->bind($request)
,$form->handleRequest($request)
和其他一些东西,但没有用。即使我单独绑定字段,我仍然无法在表单中获取它们的值。
有人可以帮帮我吗?
提前谢谢。
试试
$this->get('form.factory')->createNamedBuilder(null, 'form', $defaultData)
而不是
$this->createFormBuilder($defaultData)