Extract method refactoring for ResourceCheckerConfigCache
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82a6a35446
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@ -73,37 +73,19 @@ class ResourceCheckerConfigCache implements ConfigCacheInterface
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}
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$metadata = $this->getMetaFile();
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if (!is_file($metadata)) {
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return false;
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}
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$e = null;
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$meta = false;
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$time = filemtime($this->file);
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$signalingException = new \UnexpectedValueException();
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$prevUnserializeHandler = ini_set('unserialize_callback_func', '');
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$prevErrorHandler = set_error_handler(function ($type, $msg, $file, $line, $context) use (&$prevErrorHandler, $signalingException) {
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if (E_WARNING === $type && 'Class __PHP_Incomplete_Class has no unserializer' === $msg) {
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throw $signalingException;
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}
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$meta = $this->safelyUnserialize($metadata);
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return $prevErrorHandler ? $prevErrorHandler($type, $msg, $file, $line, $context) : false;
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});
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try {
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$meta = unserialize(file_get_contents($metadata));
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} catch (\Error $e) {
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} catch (\Exception $e) {
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}
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restore_error_handler();
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ini_set('unserialize_callback_func', $prevUnserializeHandler);
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if (null !== $e && $e !== $signalingException) {
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throw $e;
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}
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if (false === $meta) {
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return false;
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}
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$time = filemtime($this->file);
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foreach ($meta as $resource) {
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/* @var ResourceInterface $resource */
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foreach ($this->resourceCheckers as $checker) {
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@ -161,4 +143,32 @@ class ResourceCheckerConfigCache implements ConfigCacheInterface
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{
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return $this->file.'.meta';
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}
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private function safelyUnserialize($file)
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{
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$e = null;
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$meta = false;
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$signalingException = new \UnexpectedValueException();
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$prevUnserializeHandler = ini_set('unserialize_callback_func', '');
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$prevErrorHandler = set_error_handler(function ($type, $msg, $file, $line, $context) use (&$prevErrorHandler, $signalingException) {
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if (E_WARNING === $type && 'Class __PHP_Incomplete_Class has no unserializer' === $msg) {
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throw $signalingException;
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}
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return $prevErrorHandler ? $prevErrorHandler($type, $msg, $file, $line, $context) : false;
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});
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try {
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$meta = unserialize(file_get_contents($file));
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} catch (\Error $e) {
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} catch (\Exception $e) {
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}
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restore_error_handler();
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ini_set('unserialize_callback_func', $prevUnserializeHandler);
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if (null !== $e && $e !== $signalingException) {
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throw $e;
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}
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return $meta;
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}
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}
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