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<?php |
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namespace Tleckie\Password; |
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use function preg_match; |
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use function sprintf; |
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/** |
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* Class Requirements |
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* |
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* @package Tleckie\Password |
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* @author Teodoro Leckie Westberg <[email protected]> |
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*/ |
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class Requirements implements RequirementsInterface |
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{ |
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/** @var string */ |
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protected const UPPER_REQUIRED = '(?=.*[A-Z])'; |
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/** @var string */ |
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protected const LOWER_REQUIRED = '(?=.*[a-z])'; |
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/** @var string */ |
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protected const NUMBER_REQUIRED = '(?=.*\d)'; |
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/** @var string */ |
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protected const SPECIAL_CHAR_REQUIRED = '(?=.*[_\W])'; |
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/** @var int */ |
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protected int $minSize; |
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/** @var bool */ |
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protected bool $sameUpperChar; |
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/** @var bool */ |
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protected bool $sameLowerChar; |
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/** @var bool */ |
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protected bool $sameNumber; |
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/** @var bool */ |
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protected bool $sameSpecialChar; |
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/** |
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* Requirements constructor. |
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* |
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* @param int $minSize |
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* @param bool $sameUpperChar |
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* @param bool $sameNumber |
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* @param bool $sameSpecialChar |
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* @param bool $sameLowerChar |
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*/ |
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public function __construct( |
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int $minSize = 8, |
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bool $sameUpperChar = true, |
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bool $sameNumber = true, |
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bool $sameSpecialChar = true, |
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bool $sameLowerChar = true |
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) { |
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$this->minSize = $minSize; |
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$this->sameUpperChar = $sameUpperChar; |
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$this->sameNumber = $sameNumber; |
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$this->sameSpecialChar = $sameSpecialChar; |
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$this->sameLowerChar = $sameLowerChar; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function isValid(string $password): bool |
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{ |
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return preg_match( |
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$this->pattern(), |
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$password, |
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); |
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} |
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/** |
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* @return string |
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*/ |
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protected function pattern(): string |
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{ |
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$rules = [ |
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static::UPPER_REQUIRED, |
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static::NUMBER_REQUIRED, |
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static::SPECIAL_CHAR_REQUIRED, |
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static::LOWER_REQUIRED, |
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]; |
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$requirements = [ |
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$this->sameUpperChar, |
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$this->sameNumber, |
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$this->sameSpecialChar, |
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$this->sameLowerChar |
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]; |
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$regex = ''; |
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foreach ($requirements as $key => $requirement) { |
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if ($requirement) { |
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$regex .= $rules[$key]; |
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} |
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} |
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return sprintf( |
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'/(%s).{%s,}/', |
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$regex, |
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$this->minSize |
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); |
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} |
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} |
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teodoroleckie /
password
