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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the box project. |
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* |
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* (c) Kevin Herrera <[email protected]> |
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* Théo Fidry <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace KevinGH\Box\PhpScoper; |
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use Closure; |
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use function func_get_args; |
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use Humbug\PhpScoper\Scoper as HumbugPhpScoperScoper; |
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use Humbug\PhpScoper\Whitelist; |
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use Opis\Closure\SerializableClosure; |
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use Serializable; |
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use function serialize; |
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use function unserialize; |
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/** |
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* Humbug PHP-Scoper scoper which leverages closures to ensure the scoper is serialiable. |
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*/ |
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final class SerializablePhpScoper implements HumbugPhpScoperScoper, Serializable |
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{ |
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private $createScoper; |
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private $scoper; |
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public function __construct(Closure $createScoper) |
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{ |
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$this->createScoper = new SerializableClosure($createScoper); |
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// Checks that the closure used is serializable upfront instead of lazily: the overhead generated is negligible |
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// hence worth the security this check provides |
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unserialize(serialize($this->createScoper)); |
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// Checks that the scoper is instantiable upfront instead of lazily: the overhead generated is negligible hence |
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// worth the security this check provides |
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$this->getScoper(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function scope(string $filePath, string $contents, string $prefix, array $patchers, Whitelist $whitelist): string |
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{ |
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return $this->getScoper()->scope(...func_get_args()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function serialize(): string |
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{ |
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return serialize($this->createScoper); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function unserialize($serialized): void |
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{ |
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$this->createScoper = unserialize($serialized); |
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} |
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public function getScoper(): HumbugPhpScoperScoper |
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{ |
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if (null === $this->scoper) { |
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$this->scoper = ($this->createScoper)(); |
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} |
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return $this->scoper; |
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} |
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} |
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humbug /
box
