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File / Folder	Size	Action
.	-
AbstractHasher.php	0.723KB	edt ren
Argon2IdHasher.php	1.193KB	edt ren
ArgonHasher.php	5.59KB	edt ren
BcryptHasher.php	3.568KB	edt ren
HashManager.php	2.532KB	edt ren
HashServiceProvider.php	0.729KB	edt ren
LICENSE.md	1.05KB	edt ren
composer.json	0.802KB	edt ren

<?php

namespace Illuminate\Hashing;

use Illuminate\Contracts\Hashing\Hasher as HasherContract;
use RuntimeException;

class BcryptHasher extends AbstractHasher implements HasherContract
{
    /**
     * The default cost factor.
     *
     * @var int
     */
    protected $rounds = 12;

/**
     * Indicates whether to perform an algorithm check.
     *
     * @var bool
     */
    protected $verifyAlgorithm = false;

/**
     * Create a new hasher instance.
     *
     * @param  array  $options
     * @return void
     */
    public function __construct(array $options = [])
    {
        $this->rounds = $options['rounds'] ?? $this->rounds;
        $this->verifyAlgorithm = $options['verify'] ?? $this->verifyAlgorithm;
    }

/**
     * Hash the given value.
     *
     * @param  string  $value
     * @param  array  $options
     * @return string
     *
     * @throws \RuntimeException
     */
    public function make($value, array $options = [])
    {
        $hash = password_hash($value, PASSWORD_BCRYPT, [
            'cost' => $this->cost($options),
        ]);

if ($hash === false) {
            throw new RuntimeException('Bcrypt hashing not supported.');
        }

return $hash;
    }

/**
     * Check the given plain value against a hash.
     *
     * @param  string  $value
     * @param  string  $hashedValue
     * @param  array  $options
     * @return bool
     *
     * @throws \RuntimeException
     */
    public function check($value, $hashedValue, array $options = [])
    {
        if ($this->verifyAlgorithm && ! $this->isUsingCorrectAlgorithm($hashedValue)) {
            throw new RuntimeException('This password does not use the Bcrypt algorithm.');
        }

return parent::check($value, $hashedValue, $options);
    }

/**
     * Check if the given hash has been hashed using the given options.
     *
     * @param  string  $hashedValue
     * @param  array  $options
     * @return bool
     */
    public function needsRehash($hashedValue, array $options = [])
    {
        return password_needs_rehash($hashedValue, PASSWORD_BCRYPT, [
            'cost' => $this->cost($options),
        ]);
    }

/**
     * Verifies that the configuration is less than or equal to what is configured.
     *
     * @internal
     */
    public function verifyConfiguration($value)
    {
        return $this->isUsingCorrectAlgorithm($value) && $this->isUsingValidOptions($value);
    }

/**
     * Verify the hashed value's algorithm.
     *
     * @param  string  $hashedValue
     * @return bool
     */
    protected function isUsingCorrectAlgorithm($hashedValue)
    {
        return $this->info($hashedValue)['algoName'] === 'bcrypt';
    }

/**
     * Verify the hashed value's options.
     *
     * @param  string  $hashedValue
     * @return bool
     */
    protected function isUsingValidOptions($hashedValue)
    {
        ['options' => $options] = $this->info($hashedValue);

if (! is_int($options['cost'] ?? null)) {
            return false;
        }

if ($options['cost'] > $this->rounds) {
            return false;
        }

return true;
    }

/**
     * Set the default password work factor.
     *
     * @param  int  $rounds
     * @return $this
     */
    public function setRounds($rounds)
    {
        $this->rounds = (int) $rounds;

return $this;
    }

/**
     * Extract the cost value from the options array.
     *
     * @param  array  $options
     * @return int
     */
    protected function cost(array $options = [])
    {
        return $options['rounds'] ?? $this->rounds;
    }
}