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<?php |
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|
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namespace FluentCommunity\Framework\Support; |
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|
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use RuntimeException; |
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use InvalidArgumentException; |
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|
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class Serializer |
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{ |
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/** |
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* Serialize data into the specified format. |
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* |
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* @param mixed $data Data to serialize. |
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* @param string $format Serialization format ('json' or 'php'). |
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* @param int|null $jsonOptions Options for JSON encoding |
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* (default: JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES). |
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* @return string Serialized data. |
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* @throws InvalidArgumentException If the format is unsupported. |
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*/ |
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public static function serialize($data, $format = 'json', $jsonOptions = null) |
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{ |
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$jsonOptions ??= JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES; |
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|
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if ($format === 'json') { |
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return json_encode($data, $jsonOptions); |
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} elseif ($format === 'php') { |
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if (static::isSerialized($data)) { |
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return $data; |
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} |
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return serialize($data); |
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} |
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|
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throw new InvalidArgumentException("Unsupported format: {$format}"); |
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} |
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|
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/** |
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* Deserialize data from JSON or PHP serialized format. |
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* |
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* @param string $data The serialized data. |
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* @param mixed $option The option: |
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* |
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* - For JSON, true/1 (decode as array), |
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* false/0 (decode as object), default false. |
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* |
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* - For PHP serialized data, an array of allowed |
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* classes or true/false to allow/disallow all classes. |
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* |
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* @return mixed The deserialized data. |
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* @throws RuntimeException If the data cannot be deserialized. |
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*/ |
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public static function deserialize($data, $option = false) |
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{ |
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if (static::isJson($data)) { |
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$decoded = json_decode($data, $option); |
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|
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if (json_last_error() !== JSON_ERROR_NONE) { |
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throw new RuntimeException( |
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'Invalid JSON: ' . json_last_error_msg() |
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); |
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} |
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|
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return $decoded; |
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} |
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|
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if (static::isSerialized($data)) { |
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set_error_handler(function ($errno, $errstr) { |
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if ( |
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$errno === E_WARNING && strpos( |
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$errstr, 'unserialize(): Error at offset' |
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) !== false |
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) { |
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throw new RuntimeException( |
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'Invalid serialized data or potential security risk.' |
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); |
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} |
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}); |
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|
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try { |
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$result = unserialize($data, [ |
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'allowed_classes' => $option |
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]); |
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|
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if ($result === false && $data !== serialize(false)) { |
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throw new RuntimeException( |
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'Invalid serialized data or potential security risk.' |
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); |
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} |
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|
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return $result; |
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} catch (RuntimeException $e) { |
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throw $e; |
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} finally { |
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restore_error_handler(); |
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} |
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} |
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|
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throw new RuntimeException( |
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'Invalid data format: Neither JSON nor serialized PHP data.' |
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); |
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} |
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|
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/** |
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* Check if the data is a valid JSON string. |
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* |
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* @param string $data Data to check. |
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* @return bool True if the data is valid JSON. |
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*/ |
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public static function isJson($data) |
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{ |
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json_decode($data); |
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return (json_last_error() === JSON_ERROR_NONE); |
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} |
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|
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/** |
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* Check if the data is a serialized PHP string. |
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* |
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* @param string $data Data to check. |
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* @return bool True if the data is serialized. |
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*/ |
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public static function isSerialized($data) |
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{ |
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return is_serialized($data); |
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} |
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} |
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|
