vendor/twig/twig/src/Cache/FilesystemCache.php line 46

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  1. <?php
  3. /*
  4. * This file is part of Twig.
  5. *
  6. * (c) Fabien Potencier
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Twig\Cache;
  14. /**
  15. * Implements a cache on the filesystem.
  16. *
  17. * @author Andrew Tch <andrew@noop.lv>
  18. */
  19. class FilesystemCache implements CacheInterface
  20. {
  21. public const FORCE_BYTECODE_INVALIDATION = 1;
  23. private $directory;
  24. private $options;
  26. /**
  27. * @param string $directory The root cache directory
  28. * @param int $options A set of options
  29. */
  30. public function __construct($directory, $options = 0)
  31. {
  32. $this->directory = rtrim($directory, '\/').'/';
  33. $this->options = $options;
  34. }
  36. public function generateKey($name, $className)
  37. {
  38. $hash = hash(\PHP_VERSION_ID < 80100 ? 'sha256' : 'xxh128', $className);
  40. return $this->directory.$hash[0].$hash[1].'/'.$hash.'.php';
  41. }
  43. public function load($key)
  44. {
  45. if (file_exists($key)) {
  46. @include_once $key;
  47. }
  48. }
  50. public function write($key, $content)
  51. {
  52. $dir = \dirname($key);
  53. if (!is_dir($dir)) {
  54. if (false === @mkdir($dir, 0777, true)) {
  55. clearstatcache(true, $dir);
  56. if (!is_dir($dir)) {
  57. throw new \RuntimeException(sprintf('Unable to create the cache directory (%s).', $dir));
  58. }
  59. }
  60. } elseif (!is_writable($dir)) {
  61. throw new \RuntimeException(sprintf('Unable to write in the cache directory (%s).', $dir));
  62. }
  64. $tmpFile = tempnam($dir, basename($key));
  65. if (false !== @file_put_contents($tmpFile, $content) && @rename($tmpFile, $key)) {
  66. @chmod($key, 0666 & ~umask());
  68. if (self::FORCE_BYTECODE_INVALIDATION == ($this->options & self::FORCE_BYTECODE_INVALIDATION)) {
  69. // Compile cached file into bytecode cache
  70. if (\function_exists('opcache_invalidate') && filter_var(ini_get('opcache.enable'), \FILTER_VALIDATE_BOOLEAN)) {
  71. @opcache_invalidate($key, true);
  72. } elseif (\function_exists('apc_compile_file')) {
  73. apc_compile_file($key);
  74. }
  75. }
  77. return;
  78. }
  80. throw new \RuntimeException(sprintf('Failed to write cache file "%s".', $key));
  81. }
  83. public function getTimestamp($key)
  84. {
  85. if (!file_exists($key)) {
  86. return 0;
  87. }
  89. return (int) @filemtime($key);
  90. }
  91. }
  93. class_alias('Twig\Cache\FilesystemCache', 'Twig_Cache_Filesystem');