我有一个网站 satoshirps.site
当新用户注册时,他的个人资料照片将保持为空。然后转到上传图片以上传个人资料图片。
返回到仪表板 (www.satoshirps.site/dashboard) 后,用户会看到他上传的个人资料图片。现在转到删除图片以删除当前个人资料图片,然后使用上传另一张个人资料图片。
这次返回仪表板给出了旧图片(这很奇怪)。
当我尝试这个东西时,我第二次成功上传了图片(我检查了应用程序文件夹中的文件)。然后我没有得到正确的图像。拉瓦雷尔有缓存还是这是一个cookie问题。我再次尝试删除浏览器的缓存和cookie,但没有任何效果。
上传页面 :
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Upload</title>
</head>
<body>
@if(Session::has('success'))
{{ Session::get('success') }}
@endif
@if(Session::has('error'))
{{ Session::get('error') }}
@endif
{{ Form::open(array('url' => 'upload', 'files' => true, 'method' => 'post')) }}
{!! csrf_field() !!}
{{ Form::file('image') }}
{{ Form::submit('Upload') }}
{{ Form::close() }}
</body>
</html>
控制器
<?php
namespace AppHttpControllers;
use AppHttpRequests;
use IlluminateHttpRequest;
use IlluminateSupportFacadesAuth;
use Input;
use Session;
use Redirect;
use Image;
use Storage;
use AppUser;
use File;
class HomeController extends Controller
{
/**
* Create a new controller instance.
*
* @return void
*/
public function __construct()
{
$this->middleware('auth');
}
/**
* Show the application dashboard.
*
* @return IlluminateHttpResponse
*/
public function index()
{
return view('home');
}
public function dashboard()
{
$user = Auth::user();
return view('dashboard', compact('user'));
}
public function upload()
{
$user = Auth::user();
return view('upload', compact('user'));
}
public function uploadsave(Request $request)
{
$user = Auth::user();
if (Input::file('image')->isValid()) {
$filename = 'profilepics/'.$user->username.'.jpg';
File::delete($filename);
$img = Image::make($_FILES['image']['tmp_name'])->encode('jpg',75)->resize(200,200)->save('profilepics/'.$user->username.'.jpg');
$dbuser = User::where('id', $user->id)->first();
$dbuser->photo_path = '/profilepics/'.$user->username.'.jpg';
$dbuser->save(); //update user's profile picture location
Session::flash('success', 'Upload successfull');
return Redirect::to('upload');
}
else {
// sending back with error message.
Session::flash('error', 'Uploaded file is not valid');
return Redirect::to('upload');
}
}
public function deletephoto()
{
$user = Auth::user();
$filename = 'profilepics/'.$user->username.'.jpg';
File::delete($filename);
if (file_exists($filename)) {
echo "The image is not deleted";
} else {
echo "The image is deleted";
}
}
}
和路由文件
<?php
Route::get('/', function () {
return view('welcome');
});
Route::group(['middleware' => 'web'], function () {
Route::auth();
Route::get('/home', 'HomeController@index');
Route::get('/dashboard', 'HomeController@dashboard');
Route::get('/upload', 'HomeController@upload');
Route::post('/upload', 'HomeController@uploadsave');
Route::get('delete', 'HomeController@deletephoto');
});
此外,如果您在删除文件后访问仪表板,您将看到旧的个人资料图片
请有些人尝试一下并帮助我。
从文档中,要删除文件,您应该使用Storage::delete($filename)
将图片保存在存储目录中,并通过在UsersController
中创建如下路线来提供图片:
public function profilePicture($user){
$profile_picture_url = storage_path().'/profile_pictures/'.$user['id'].'/profile.jpg';
if(!File::exists( $profile_picture_url ))
App::abort(404);
return Image::make($profile_picture_url)->response('jpg');
}
然后,在您的视图中,使用 Laravel 中的HTML
和URL
助手创建 img 标记:
HTML::image(URL::action('UsersController@profilePicture', array($user['id'])))
确保已安装干预包,一切顺利