在Yii2中自动创建文件夹并上载图像
我已经创建了在Yii2中自动创建文件夹并上载图像,yii2,yii2-advanced-app,Yii2,Yii2 Advanced App,我已经创建了。\frontend\web\uploads 这是我拥有的PropertiesControllers.php配置中的函数Create: public function actionCreate() { $model = new Properties(); $date = date('YmdHis'); if ($model->load(Yii::$app->request->post())) {
。\frontend\web\uploads
这是我拥有的PropertiesControllers.php
配置中的函数Create
:
public function actionCreate()
{
$model = new Properties();
$date = date('YmdHis');
if ($model->load(Yii::$app->request->post())) {
$file = \yii\web\UploadedFile::getInstance($model, 'url_img');
if (!empty($file))
$model->url_img = $date.$file;
if($model->save())
{
if (!empty($file))
$file->saveAs( Yii::getAlias('@frontend') .'/web/uploads/'.$date.$file);
return $this->redirect(['view', 'id' => $model->id]);
}
return $this->render('create', ['model' => $model]);
} else {
return $this->render('create', ['model' => $model]);
}
}
当存在上传
时,它工作。但是我想重定向到uploads
中的新文件夹,作为uploads\img
if (!empty($file))
$file->saveAs( Yii::getAlias('@frontend') .'/web/uploads/img'.$date.$file);
它显示错误,因为。/web/uploads/img
不存在
我不知道如何解决这个问题。救救我 我建议您在
$file->saveAs(
之前创建img
文件夹。在Yii2中,您可以使用yii\helpers\FileHelper
创建目录。如果您的问题类似于上传中不存在img文件夹,那么您可以使用yii\helpers\FileHelper
创建文件夹
$path = Yii::getAlias('@frontend')."/web/uploads/img";
\yii\helpers\FileHelper::createDirectory($path, $mode = 0775, $recursive = true);
完整代码
public function actionCreate() {
$model = new Properties();
$date = date('YmdHis');
if ($model->load(Yii::$app->request->post())) {
$file = \yii\web\UploadedFile::getInstance($model, 'url_img');
if (!empty($file))
$model->url_img = $date . $file;
if ($model->save()) {
if (!empty($file)) {
$path = Yii::getAlias('@frontend') . "/web/uploads/img";
//here you create the folder
if (\yii\helpers\FileHelper::createDirectory($path, $mode = 0775, $recursive = true)) {
$file->saveAs(Yii::getAlias('@frontend') . '/web/uploads/img/' . $date . $file);
}
}
return $this->redirect(['view', 'id' => $model->id]);
}
return $this->render('create', ['model' => $model]);
} else {
return $this->render('create', ['model' => $model]);
}
}
有关FileHelper的更多信息,请单击此处