public function uploadAction()
{
$request = $this->get('request');
$this->uploadFile = $request->files->get('file');
if (is_null($this->uploadFile)) {
die('File not found!');
}
$data = array('success' => false, 'error' => 'Upload error');
if ($this->uploadFile->isValid() && $request->get('secure_token') === $this->get('session')->get('secure_token')) {
$filesConfig = $this->container->getParameter('nfc_upload.types');
$fileSettings = $filesConfig[$request->get('type', 'default')];
$sessionAttr = $request->get('field');
$siteWebDir = $this->container->getParameter('nfc_upload.web_dir');
$validator = $this->getFileValidator($fileSettings);
if (!$validator) {
$data = array('success' => false, 'error' => 'To upload files on a website, you need to have JavaScript enabled in your browser');
return new JsonResponse($data);
}
$errorList = $this->get('validator')->validateValue($this->uploadFile, $validator);
if (count($errorList) == 0) {
$uploadDir = $this->get('kernel')->getRootDir() . '/../' . $siteWebDir . $fileSettings['upload_dir'];
if (!is_dir($uploadDir)) {
mkdir($uploadDir, 0777, true);
}
$fileName = 'file' . uniqid() . '.' . $this->uploadFile->getClientOriginalExtension();
$this->uploadFile->move($uploadDir, $fileName);
$fileObj = new \stdClass();
$fileObj->path = $uploadDir . '/' . $fileName;
$fileObj->extension = $this->uploadFile->getClientOriginalExtension();
$filesInfo = new \SplObjectStorage();
if ($this->get('session')->has('file_upload_' . $sessionAttr)) {
$filesInfo->unserialize($this->get('session')->get('file_upload_' . $sessionAttr));
}
$filesInfo->type = $request->get('type', 'default');
$filesInfo->attach($fileObj);
$this->get('session')->set('file_upload_' . $sessionAttr, $filesInfo->serialize());
$data = array('success' => true, 'file' => $fileSettings['upload_dir'] . '/' . $fileName, 'name' => $this->uploadFile->getClientOriginalName());
} else {
$data = array('success' => false, 'error' => $errorList[0]->getMessage());
}
}
return new JsonResponse($data);
}
// 获得当前节点的值。也必须是调用rewind后，才可以调用getInfo。 $obj->getInfo(); // current() // 获得当前节点对象 $obj->current(); // getHash() // 获得参数的hash值 $obj->getHash($a2); // next() // 指针移到下一个节点 $obj->next(); // offsetExists // 判断对象容器中是否存在该对象 $obj->offsetExists($a2); // offsetSet() // 给对象容器中的某个对象设置值 $obj->offsetSet($a2, 'BBB'); // offsetGet() // 获得对象容器中的某个针对象对应的值 $obj->offsetGet($a2); // offsetUnset() // 将某节点删除 //$obj->offsetUnset($a1); // serialize() // 将对象容器序列化 $serialize_obj = $obj->serialize(); // unserialize() // 将对象容器反序列化 $obj_2 = new SplObjectStorage(); $obj_2->unserialize($serialize_obj); var_dump($obj_2);
<?php $s = new SplObjectStorage(); $o1 = new StdClass(); $o2 = new StdClass(); $s->attach($o1, "d1"); $s->attach($o2, "d2"); $serialized = $s->serialize(); $s2 = new SplObjectStorage(); $s2->unserialize($serialized); var_dump($s == $s2);
