94 lines
2.0 KiB
PHP
94 lines
2.0 KiB
PHP
<?php
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namespace Illuminate\Hashing;
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use RuntimeException;
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use Illuminate\Contracts\Hashing\Hasher as HasherContract;
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class BcryptHasher implements HasherContract
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{
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/**
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* Default crypt cost factor.
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*
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* @var int
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*/
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protected $rounds = 10;
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/**
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* Hash the given value.
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*
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* @param string $value
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* @param array $options
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* @return string
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*
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* @throws \RuntimeException
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*/
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public function make($value, array $options = [])
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{
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$hash = password_hash($value, PASSWORD_BCRYPT, [
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'cost' => $this->cost($options),
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]);
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if ($hash === false) {
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throw new RuntimeException('Bcrypt hashing not supported.');
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}
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return $hash;
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}
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/**
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* Check the given plain value against a hash.
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*
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* @param string $value
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* @param string $hashedValue
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* @param array $options
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* @return bool
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*/
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public function check($value, $hashedValue, array $options = [])
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{
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if (strlen($hashedValue) === 0) {
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return false;
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}
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return password_verify($value, $hashedValue);
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}
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/**
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* Check if the given hash has been hashed using the given options.
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*
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* @param string $hashedValue
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* @param array $options
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* @return bool
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*/
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public function needsRehash($hashedValue, array $options = [])
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{
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return password_needs_rehash($hashedValue, PASSWORD_BCRYPT, [
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'cost' => $this->cost($options),
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]);
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}
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/**
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* Set the default password work factor.
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*
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* @param int $rounds
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* @return $this
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*/
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public function setRounds($rounds)
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{
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$this->rounds = (int) $rounds;
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return $this;
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}
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/**
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* Extract the cost value from the options array.
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*
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* @param array $options
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* @return int
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*/
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protected function cost(array $options = [])
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{
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return $options['rounds'] ?? $this->rounds;
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}
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}
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