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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\HttpKernel\CacheWarmer;
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13
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14 /**
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15 * Aggregates several cache warmers into a single one.
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16 *
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17 * @author Fabien Potencier <fabien@symfony.com>
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18 *
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19 * @final since version 3.4
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20 */
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21 class CacheWarmerAggregate implements CacheWarmerInterface
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22 {
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23 protected $warmers = [];
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24 protected $optionalsEnabled = false;
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25 private $triggerDeprecation = false;
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26
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27 public function __construct($warmers = [])
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28 {
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29 foreach ($warmers as $warmer) {
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30 $this->add($warmer);
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31 }
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32 $this->triggerDeprecation = true;
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33 }
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34
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35 public function enableOptionalWarmers()
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36 {
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37 $this->optionalsEnabled = true;
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38 }
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39
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40 /**
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41 * Warms up the cache.
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42 *
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43 * @param string $cacheDir The cache directory
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44 */
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45 public function warmUp($cacheDir)
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46 {
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47 foreach ($this->warmers as $warmer) {
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48 if (!$this->optionalsEnabled && $warmer->isOptional()) {
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49 continue;
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50 }
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51
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52 $warmer->warmUp($cacheDir);
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53 }
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54 }
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55
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56 /**
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57 * Checks whether this warmer is optional or not.
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58 *
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59 * @return bool always false
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60 */
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61 public function isOptional()
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62 {
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63 return false;
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64 }
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65
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66 /**
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67 * @deprecated since version 3.4, to be removed in 4.0, inject the list of clearers as a constructor argument instead.
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68 */
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69 public function setWarmers(array $warmers)
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70 {
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71 @trigger_error(sprintf('The "%s()" method is deprecated since Symfony 3.4 and will be removed in 4.0, inject the list of clearers as a constructor argument instead.', __METHOD__), E_USER_DEPRECATED);
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72
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73 $this->warmers = [];
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74 foreach ($warmers as $warmer) {
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75 $this->add($warmer);
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76 }
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77 }
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78
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79 /**
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80 * @deprecated since version 3.4, to be removed in 4.0, inject the list of clearers as a constructor argument instead.
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81 */
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82 public function add(CacheWarmerInterface $warmer)
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83 {
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84 if ($this->triggerDeprecation) {
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85 @trigger_error(sprintf('The "%s()" method is deprecated since Symfony 3.4 and will be removed in 4.0, inject the list of clearers as a constructor argument instead.', __METHOD__), E_USER_DEPRECATED);
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86 }
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87
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88 $this->warmers[] = $warmer;
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89 }
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90 }
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