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<?php declare(strict_types=1); |
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/** |
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* @copyright (c) 2017-present brian ridley |
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* @author brian ridley <[email protected]> |
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* @license http://opensource.org/licenses/MIT MIT |
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*/ |
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namespace ptlis\SerializedDataEditor\Parser; |
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/** |
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* A token from a serialized PHP value. |
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*/ |
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final class Token |
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{ |
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const NULL = 'null'; |
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const BOOL = 'bool'; |
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const INTEGER = 'integer'; |
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const FLOAT = 'float'; |
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const STRING = 'string'; |
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const REFERENCE = 'reference'; |
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const ARRAY_START = 'array_start'; |
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const OBJECT_DEFAULT_NAME = 'object_default_name'; |
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const OBJECT_CUSTOM_NAME = 'object_custom_name'; |
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const OBJECT_CUSTOM_DATA = 'object_custom_data'; |
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const OBJECT_MEMBER_COUNT = 'object_member_count'; |
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const COMPOUND_END = 'compound_end'; // array or object close |
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const PREFIX_NULL = 'N'; |
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const PREFIX_BOOL = 'b'; |
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const PREFIX_INTEGER = 'i'; |
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const PREFIX_FLOAT = 'd'; |
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const PREFIX_STRING = 's'; |
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const PREFIX_REFERENCE = 'R'; |
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const PREFIX_ARRAY_START = 'a'; |
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const PREFIX_OBJECT_DEFAULT_NAME = 'O'; |
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const PREFIX_OBJECT_CUSTOM_NAME = 'C'; |
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const PREFIX_COMPOUND_END = '}'; |
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/** @var string */ |
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private $type; |
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/** @var string|null */ |
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private $value; |
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public function __construct( |
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string $type, |
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?string $value = null |
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) { |
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$this->type = $type; |
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$this->value = $value; |
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} |
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public function getType(): string |
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{ |
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return $this->type; |
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} |
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public function getValue(): ?string |
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{ |
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return $this->value; |
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} |
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public function __toString(): string |
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{ |
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$str = ''; |
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switch ($this->type) { |
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case self::NULL: |
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$str = self::PREFIX_NULL . ';'; |
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break; |
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case self::BOOL: |
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$str = self::PREFIX_BOOL . ':' . $this->value . ';'; |
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break; |
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case self::INTEGER: |
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$str = self::PREFIX_INTEGER . ':' . $this->value . ';'; |
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break; |
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case self::FLOAT: |
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$str = self::PREFIX_FLOAT . ':' . $this->value . ';'; |
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break; |
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case self::STRING: |
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$str = self::PREFIX_STRING . ':' . strlen($this->value) . ':"' . $this->value . '";'; |
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break; |
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case self::REFERENCE: |
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$str = self::PREFIX_REFERENCE . ':' . $this->value . ';'; |
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break; |
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case self::ARRAY_START: |
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$str = self::PREFIX_ARRAY_START . ':' . $this->value . ':{'; |
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break; |
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case self::OBJECT_DEFAULT_NAME: |
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$str = self::PREFIX_OBJECT_DEFAULT_NAME . ':' . strlen($this->value) . ':"' . $this->value . '":'; |
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break; |
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case self::OBJECT_MEMBER_COUNT: |
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$str = $this->value . ':{'; |
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break; |
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case self::OBJECT_CUSTOM_NAME: |
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$str = self::PREFIX_OBJECT_CUSTOM_NAME . ':' . strlen($this->value) . ':"' . $this->value . '":'; |
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break; |
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case self::OBJECT_CUSTOM_DATA: |
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$str = strlen($this->value) . ':{' . $this->value; |
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break; |
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case self::COMPOUND_END: |
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$str = '}'; |
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break; |
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} |
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return $str; |
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} |
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} |