GNUsocial/gnu-social
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[AVATAR] Handle avatar upload without js and save and validate uploaded files

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Hugo Sales 2020-08-07 02:08:55 +00:00 committed by Hugo Sales
parent 48971b70a0
commit 2bf914f96f
Signed by: someonewithpc
GPG Key ID: 7D0C7EAFC9D835A0
1 changed files with 46 additions and 10 deletions
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56
src/Controller/UserPanel.php
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@ -1,7 +1,6 @@
<?php
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
@ -16,7 +15,6 @@
//
// You should have received a copy of the GNU Affero General Public License
// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
/**
@ -39,8 +37,12 @@ use App\Core\DB\DB;
use App\Core\Event;
use App\Core\Form;
use function App\Core\I18n\_m;
use App\Core\Log;
use App\Entity\File;
use App\Util\ClientException;
use App\Util\Common;
use App\Util\Form\ArrayTransformer;
use Component\Media\Media;
use Doctrine\DBAL\Types\Types;
use Exception;
use Functional as F;
@ -53,6 +55,7 @@ use Symfony\Component\Form\Extension\Core\Type\LanguageType;
use Symfony\Component\Form\Extension\Core\Type\SubmitType;
use Symfony\Component\Form\Extension\Core\Type\TextareaType;
use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\HttpFoundation\File\File as SymfonyFile;
use Symfony\Component\HttpFoundation\Request;
// }}} Imports
@ -100,20 +103,53 @@ class UserPanel extends AbstractController
public function avatar(Request $request)
{
$avatar = Form::create([
['avatar', FileType::class, ['label' => _m('Avatar'), 'help' => _m('You can upload your personal avatar. The maximum file size is 2MB.')]],
['avatar', FileType::class, ['label' => _m('Avatar'), 'help' => _m('You can upload your personal avatar. The maximum file size is 2MB.')]],
['hidden', HiddenType::class, []],
['save', SubmitType::class, ['label' => _m('Submit')]],
['save', SubmitType::class, ['label' => _m('Submit')]],
]);
$avatar->handleRequest($request);
if ($avatar->isSubmitted() && $avatar->isValid()) {
$data = $avatar->getData()['hidden'];
list($type, $data) = explode(';', $data);
list(, $data) = explode(',', $data);
$data = base64_decode($data);
file_put_contents('/tmp/image.png', $data);
$data = $avatar->getData();
$sfile = $file_title = null;
if (isset($data['hidden'])) {
// Cropped client side
$matches = [];
if (!empty(preg_match('/data:([^;]*)(;(base64))?,(.*)/', $data['hidden'], $matches))) {
list(, $mimetype_user, , $encoding_user, $data_user) = $matches;
if ($encoding_user == 'base64') {
$data_user = base64_decode($data_user);
$tmp_file = tmpfile();
fwrite($tmp_file, $data_user);
try {
$sfile = new SymfonyFile(stream_get_meta_data($tmp_file)['uri']);
$file_title = $data['avatar']->getFilename();
} finally {
fclose($tmp_file);
}
} else {
Log::info('Avatar upload got an invalid encoding, something\'s fishy and/or wrong');
}
}
} elseif (isset($data['avatar'])) {
// Cropping failed (e.g. disabled js), have file as uploaded
$sfile = $data['avatar'];
} else {
throw new ClientException('Invalid form');
}
try {
$profile_id = Common::user()->getProfile()->getId();
$file = Media::validateAndStoreFile($sfile, Common::config('avatar', 'dir'), $file_title);
$fs_files_to_delete = DB::find('avatar', ['profile_id' => $profile_id])->delete();
DB::persist(Avatar::create(['profile_id' => $profile_id, 'file_id' => $file->getId()]));
DB::persist($file);
DB::flush();
// Only delete files if the commit went through
File::deleteFiles($fs_files_to_delete);
} catch (Exception $e) {
throw $e;
}
}
return ['_template' => 'settings/avatar.html.twig', 'avatar' => $avatar->createView()];