46 lines
1.3 KiB
PHP
46 lines
1.3 KiB
PHP
<?php
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namespace Metadata\Cache;
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use Metadata\ClassMetadata;
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class FileCache implements CacheInterface
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{
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private $dir;
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public function __construct($dir)
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{
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if (!is_dir($dir)) {
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throw new \InvalidArgumentException(sprintf('The directory "%s" does not exist.', $dir));
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}
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if (!is_writable($dir)) {
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throw new \InvalidArgumentException(sprintf('The directory "%s" is not writable.', $dir));
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}
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$this->dir = rtrim($dir, '\\/');
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}
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public function loadClassMetadataFromCache(\ReflectionClass $class)
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{
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$path = $this->dir.'/'.strtr($class->getName(), '\\', '-').'.cache.php';
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if (!file_exists($path)) {
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return null;
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}
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return include $path;
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}
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public function putClassMetadataInCache(ClassMetadata $metadata)
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{
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$path = $this->dir.'/'.strtr($metadata->name, '\\', '-').'.cache.php';
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file_put_contents($path, '<?php return unserialize('.var_export(serialize($metadata), true).');');
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}
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public function evictClassMetadataFromCache(\ReflectionClass $class)
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{
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$path = $this->dir.'/'.strtr($class->getName(), '\\', '-').'.cache.php';
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if (file_exists($path)) {
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unlink($path);
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}
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}
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} |