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53 lines
2.0 KiB
PHP
53 lines
2.0 KiB
PHP
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<?php declare(strict_types=1);
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/**
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* PHP Polyfill for spl_object_id() for PHP <= 7.1
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* This file will be included even in releases which will analyze PHP 7.2,
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* there aren't any major compatibilities preventing analysis of PHP 7.2 from running in PHP 7.1.
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*/
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if (!function_exists('spl_object_id')) {
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if (function_exists('runkit_object_id') &&
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!(new ReflectionFunction('runkit_object_id'))->isUserDefined()) {
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/**
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* See https://github.com/runkit7/runkit_object_id for a faster native version for php <= 7.1
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*
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* @param object $object
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* @return int The object id
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*/
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function spl_object_id($object) : int
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{
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return runkit_object_id($object);
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}
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} elseif (PHP_INT_SIZE === 8) {
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/**
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* See https://github.com/runkit7/runkit_object_id for a faster native version for php <= 7.1
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*
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* @param object $object
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* @return int (The object id, XORed with a random number)
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*/
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function spl_object_id($object) : int
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{
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$hash = spl_object_hash($object);
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// Fit this into a php long (32-bit or 64-bit signed int).
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// The first 16 hex digits (64 bytes) vary, the last 16 don't.
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// Values are usually padded with 0s at the front.
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return intval(substr($hash, 1, 15), 16);
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}
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} else {
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/**
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* See https://github.com/runkit7/runkit_object_id for a faster native version for php <= 7.1
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*
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* @param object $object
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* @return int (The object id, XORed with a random number)
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*/
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function spl_object_id($object) : int
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{
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$hash = spl_object_hash($object);
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// Fit this into a php long (32-bit or 64-bit signed int).
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// The first 16 hex digits (64 bytes) vary, the last 16 don't.
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// Values are usually padded with 0s at the front.
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return intval(substr($hash, 9, 7), 16);
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}
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}
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}
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