CryptoManana\Core\Traits\MessageDigestion\SaltingCapabilitiesTrait::addSaltString()

Complexity

Conditions	10
Paths	10

Size

Total Lines	35
Code Lines	31

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	31
CRAP Score	10

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	SaltingCapabilitiesTrait::setSalt()	0	9	2
A	SaltingCapabilitiesTrait::getSalt()	0	3	1

<?php

/**
 * Trait implementation of the salting capabilities for digestion algorithms.
 */

namespace CryptoManana\Core\Traits\MessageDigestion;

use \CryptoManana\Core\Interfaces\MessageDigestion\SaltingCapabilitiesInterface as SaltingCapabilitiesSpecification;

/**
 * Trait SaltingCapabilitiesTrait - Reusable implementation of `SaltingCapabilitiesInterface`.
 *
 * @see \CryptoManana\Core\Interfaces\MessageDigestion\SaltingCapabilitiesInterface The abstract specification.
 *
 * @package CryptoManana\Core\Traits\MessageDigestion
 *
 * @property string $salt The salt string property storage.
 * @property int $saltingMode The salting mode property storage.
 *
 * @mixin SaltingCapabilitiesSpecification
 */
trait SaltingCapabilitiesTrait
{
    /**
     * Internal method for adding the salt string to the input data via the chosen salting mode.
     *
     * @param string $data The input data for hashing.
     *
     * @return string The input data with proper salting.
     */
    abstract protected function addSaltString($data);

    /**
     * Setter for the salt string property.
     *
     * @param string $salt The salt string.
     *
     * @return $this The hash algorithm object.
     * @throw \Exception Validation errors.
     */
    public function setSalt($salt)
    {
        if (!is_string($salt)) {
            throw new \InvalidArgumentException('Salt must be of type string.');
        }

        $this->salt = $salt;

        return $this;
    }

    /**
     * Getter for the salt string property.
     *
     * @return string The salt string.
     */
    public function getSalt()
    {
        return $this->salt;
    }

    /**
     * Setter for the salting mode code property.
     *
     * @param int $saltingMode The salting mode code.
     *
     * @return $this The hash algorithm object.
     * @throw \Exception Validation errors.
     */
    public function setSaltingMode($saltingMode)
    {
        $saltingMode = filter_var(
            $saltingMode,
            FILTER_VALIDATE_INT,
            [
                "options" => [
                    "min_range" => self::SALTING_MODE_NONE, // -1
                    "max_range" => self::SALTING_MODE_PALINDROME_MIRRORING, // 8
                ],
            ]
        );

        if ($saltingMode === false) {
            throw new \InvalidArgumentException('Salting mode must be an integer between -1 and 8.');
        }

        $this->saltingMode = $saltingMode;

        return $this;
    }

    /**
     * Getter for the salt mode code property.
     *
     * @return int The salt mode code.
     */
    public function getSaltingMode()
    {
        return $this->saltingMode;
    }
}