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96 lines
2.0 KiB
PHP
96 lines
2.0 KiB
PHP
<?php declare(strict_types=1);
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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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 Composer\DependencyResolver;
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/**
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* @author Nils Adermann <naderman@naderman.de>
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*/
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class GenericRule extends Rule
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{
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/** @var int[] */
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protected $literals;
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/**
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* @param int[] $literals
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*/
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public function __construct(array $literals, $reason, $reasonData)
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{
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parent::__construct($reason, $reasonData);
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// sort all packages ascending by id
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sort($literals);
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$this->literals = $literals;
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}
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/**
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* @return int[]
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*/
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public function getLiterals(): array
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{
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return $this->literals;
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}
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/**
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* @inheritDoc
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*/
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public function getHash()
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{
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$data = unpack('ihash', md5(implode(',', $this->literals), true));
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return $data['hash'];
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}
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/**
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* Checks if this rule is equal to another one
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*
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* Ignores whether either of the rules is disabled.
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*
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* @param Rule $rule The rule to check against
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* @return bool Whether the rules are equal
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*/
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public function equals(Rule $rule): bool
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{
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return $this->literals === $rule->getLiterals();
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}
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/**
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* @return bool
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*/
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public function isAssertion(): bool
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{
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return 1 === \count($this->literals);
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}
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/**
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* Formats a rule as a string of the format (Literal1|Literal2|...)
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*
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* @return string
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*/
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public function __toString(): string
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{
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$result = $this->isDisabled() ? 'disabled(' : '(';
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foreach ($this->literals as $i => $literal) {
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if ($i != 0) {
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$result .= '|';
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}
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$result .= $literal;
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}
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$result .= ')';
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return $result;
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}
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}
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