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1 | <?php |
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2 | |||
3 | declare(strict_types=1); |
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4 | |||
5 | /* |
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6 | * The MIT License (MIT) |
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7 | * |
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8 | * Copyright (c) 2014-2019 Spomky-Labs |
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9 | * |
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10 | * This software may be modified and distributed under the terms |
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11 | * of the MIT license. See the LICENSE file for details. |
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12 | */ |
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13 | |||
14 | namespace Jose\Bundle\JoseFramework\Services; |
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15 | |||
16 | use Jose\Bundle\JoseFramework\Event\JWELoadingFailureEvent; |
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17 | use Jose\Bundle\JoseFramework\Event\JWELoadingSuccessEvent; |
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18 | use Jose\Component\Checker\HeaderCheckerManager; |
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0 ignored issues
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19 | use Jose\Component\Core\JWKSet; |
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20 | use Jose\Component\Encryption\JWE; |
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21 | use Jose\Component\Encryption\JWEDecrypter; |
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0 ignored issues
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This use statement conflicts with another class in this namespace,
Jose\Bundle\JoseFramework\Services\JWEDecrypter .
Let’s assume that you have a directory layout like this: .
|-- OtherDir
| |-- Bar.php
| `-- Foo.php
`-- SomeDir
`-- Foo.php
and let’s assume the following content of // Bar.php
namespace OtherDir;
use SomeDir\Foo; // This now conflicts the class OtherDir\Foo
If both files PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as // Bar.php
namespace OtherDir;
use SomeDir\Foo as SomeDirFoo; // There is no conflict anymore.
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22 | use Jose\Component\Encryption\JWELoader as BaseJWELoader; |
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23 | use Jose\Component\Encryption\Serializer\JWESerializerManager; |
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24 | use Psr\EventDispatcher\EventDispatcherInterface; |
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25 | use Throwable; |
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26 | |||
27 | final class JWELoader extends BaseJWELoader |
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28 | { |
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29 | /** |
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30 | * @var EventDispatcherInterface |
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31 | */ |
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32 | private $eventDispatcher; |
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33 | |||
34 | public function __construct(JWESerializerManager $serializerManager, JWEDecrypter $jweDecrypter, ?HeaderCheckerManager $headerCheckerManager, EventDispatcherInterface $eventDispatcher) |
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35 | { |
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36 | parent::__construct($serializerManager, $jweDecrypter, $headerCheckerManager); |
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37 | $this->eventDispatcher = $eventDispatcher; |
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38 | } |
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39 | |||
40 | public function loadAndDecryptWithKeySet(string $token, JWKSet $keyset, ?int &$recipient): JWE |
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41 | { |
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42 | try { |
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43 | $jwe = parent::loadAndDecryptWithKeySet($token, $keyset, $recipient); |
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44 | $this->eventDispatcher->dispatch(new JWELoadingSuccessEvent( |
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45 | $token, |
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46 | $jwe, |
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47 | $keyset, |
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48 | $recipient |
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49 | )); |
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50 | |||
51 | return $jwe; |
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52 | } catch (Throwable $throwable) { |
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53 | $this->eventDispatcher->dispatch(new JWELoadingFailureEvent( |
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54 | $token, |
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55 | $keyset, |
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56 | $throwable |
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57 | )); |
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58 | |||
59 | throw $throwable; |
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60 | } |
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61 | } |
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62 | } |
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63 |
Let’s assume that you have a directory layout like this:
and let’s assume the following content of
Bar.php
:If both files
OtherDir/Foo.php
andSomeDir/Foo.php
are loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as
OtherDir/Foo.php
does not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php
, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: