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1 <?php
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2
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3 /*
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4 * This file is part of the Symfony package.
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5 *
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6 * (c) Fabien Potencier <fabien@symfony.com>
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7 *
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8 * For the full copyright and license information, please view the LICENSE
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9 * file that was distributed with this source code.
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10 */
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11
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12 namespace Symfony\Component\Validator\Mapping\Cache;
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13
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14 use Psr\Cache\CacheItemPoolInterface;
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15 use Symfony\Component\Validator\Mapping\ClassMetadata;
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16
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17 /**
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18 * PSR-6 adapter.
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19 *
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20 * @author Kévin Dunglas <dunglas@gmail.com>
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21 */
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22 class Psr6Cache implements CacheInterface
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23 {
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24 private $cacheItemPool;
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25
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26 public function __construct(CacheItemPoolInterface $cacheItemPool)
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27 {
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28 $this->cacheItemPool = $cacheItemPool;
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29 }
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30
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31 /**
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32 * {@inheritdoc}
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33 */
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34 public function has($class)
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35 {
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36 return $this->cacheItemPool->hasItem($this->escapeClassName($class));
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37 }
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38
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39 /**
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40 * {@inheritdoc}
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41 */
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42 public function read($class)
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43 {
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44 $item = $this->cacheItemPool->getItem($this->escapeClassName($class));
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45
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46 if (!$item->isHit()) {
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47 return false;
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48 }
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49
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50 return $item->get();
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51 }
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52
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53 /**
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54 * {@inheritdoc}
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55 */
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56 public function write(ClassMetadata $metadata)
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57 {
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58 $item = $this->cacheItemPool->getItem($this->escapeClassName($metadata->getClassName()));
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59 $item->set($metadata);
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60
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61 $this->cacheItemPool->save($item);
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62 }
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63
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64 /**
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65 * Replaces backslashes by dots in a class name.
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66 *
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67 * @param string $class
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68 *
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69 * @return string
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70 */
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71 private function escapeClassName($class)
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72 {
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73 if (false !== strpos($class, '@')) {
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74 // anonymous class: replace all PSR6-reserved characters
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75 return str_replace(["\0", '\\', '/', '@', ':', '{', '}', '(', ')'], '.', $class);
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76 }
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77
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78 return str_replace('\\', '.', $class);
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79 }
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80 }
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