85 lines
1.8 KiB
PHP
85 lines
1.8 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Config\Resource;
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/**
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* ComposerResource tracks the PHP version and Composer dependencies.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class ComposerResource implements SelfCheckingResourceInterface, \Serializable
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{
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private $vendors;
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private static $runtimeVendors;
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public function __construct()
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{
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self::refresh();
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$this->vendors = self::$runtimeVendors;
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}
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public function getVendors()
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{
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return array_keys($this->vendors);
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}
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/**
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* {@inheritdoc}
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*/
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public function __toString()
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{
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return __CLASS__;
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}
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/**
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* {@inheritdoc}
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*/
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public function isFresh($timestamp)
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{
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self::refresh();
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return array_values(self::$runtimeVendors) === array_values($this->vendors);
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}
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/**
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* @internal
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*/
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public function serialize()
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{
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return serialize($this->vendors);
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}
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/**
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* @internal
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*/
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public function unserialize($serialized)
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{
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$this->vendors = unserialize($serialized);
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}
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private static function refresh()
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{
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self::$runtimeVendors = [];
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foreach (get_declared_classes() as $class) {
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if ('C' === $class[0] && 0 === strpos($class, 'ComposerAutoloaderInit')) {
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$r = new \ReflectionClass($class);
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$v = \dirname(\dirname($r->getFileName()));
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if (file_exists($v.'/composer/installed.json')) {
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self::$runtimeVendors[$v] = @filemtime($v.'/composer/installed.json');
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}
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}
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}
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}
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}
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