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<?php |
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/** |
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* This file is part of the login-cidadao project or it's bundles. |
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* |
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* (c) Guilherme Donato <guilhermednt on github> |
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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 LoginCidadao\CoreBundle\Service; |
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use Rollerworks\Bundle\PasswordStrengthBundle\Validator\Constraints\PasswordRequirements; |
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use Symfony\Component\Translation\TranslatorInterface; |
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use Symfony\Component\Validator\Constraint; |
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use Symfony\Component\Validator\Mapping\ClassMetadata; |
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use Symfony\Component\Validator\Mapping\ClassMetadataInterface; |
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use Symfony\Component\Validator\Validator\ValidatorInterface; |
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class PasswordHintService |
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{ |
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const TRANS_TYPE_RANGE = 'range'; |
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const TRANS_TYPE_MIN = 'min'; |
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const TRANS_TYPE_MAX = 'max'; |
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const TRANS_TYPE_NO_LIMIT = 'no_limit'; |
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const TRANS_WITH_REQS = 'with_reqs'; |
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const TRANS_NO_REQS = 'no_reqs'; |
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/** @var ValidatorInterface */ |
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private $validator; |
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/** @var TranslatorInterface */ |
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private $translator; |
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/** @var string */ |
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private $userClass; |
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/** |
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* PasswordHintService constructor. |
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* @param ValidatorInterface $validator |
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* @param TranslatorInterface $translator |
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* @param string $userClass |
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*/ |
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public function __construct(ValidatorInterface $validator, TranslatorInterface $translator, $userClass) |
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{ |
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$this->validator = $validator; |
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$this->translator = $translator; |
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$this->userClass = $userClass; |
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} |
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public function getPasswordRequirements() |
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{ |
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$requirements = [ |
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'min' => 0, |
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'max' => null, |
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'requireLetters' => false, |
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'requireNumbers' => false, |
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'requireSpecialCharacter' => false, |
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]; |
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$metadata = $this->validator->getMetadataFor($this->userClass); |
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if (!$metadata instanceof ClassMetadataInterface || false === $metadata->hasPropertyMetadata('plainPassword')) { |
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return $requirements; |
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} |
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$propertyMetadata = $metadata->getPropertyMetadata('plainPassword'); |
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$constraints = []; |
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foreach ($propertyMetadata as $pMetadata) { |
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if (method_exists($pMetadata, 'getConstraints')) { |
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$constraints = array_merge($constraints, $pMetadata->getConstraints()); |
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} |
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} |
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foreach ($constraints as $constraint) { |
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$requirements = $this->checkMin($constraint, $requirements); |
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$requirements = $this->checkMax($constraint, $requirements); |
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$requirements = $this->checkCharacters($constraint, $requirements); |
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} |
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return $requirements; |
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} |
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public function getHintString(array $requirements = null) |
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{ |
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if ($requirements === null) { |
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$requirements = $this->getPasswordRequirements(); |
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} |
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$reqs = []; |
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if ($requirements['requireLetters']) { |
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$reqs[] = $this->translator->trans('password_hint.requirements.letters'); |
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} |
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if ($requirements['requireNumbers']) { |
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$reqs[] = $this->translator->trans('password_hint.requirements.numbers'); |
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} |
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if ($requirements['requireSpecialCharacter']) { |
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$reqs[] = $this->translator->trans('password_hint.requirements.special'); |
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} |
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if ($requirements['min'] > 0 && $requirements['max'] !== null) { |
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$type = self::TRANS_TYPE_RANGE; |
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} elseif ($requirements['min'] > 0 && $requirements['max'] === null) { |
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$type = self::TRANS_TYPE_MIN; |
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} elseif ($requirements['min'] <= 0 && $requirements['max'] !== null) { |
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$type = self::TRANS_TYPE_MAX; |
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} else { |
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$type = self::TRANS_TYPE_NO_LIMIT; |
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} |
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if (count($reqs) > 1) { |
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$reqString = sprintf( |
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'%s %s %s', |
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implode(', ', array_slice($reqs, 0, count($reqs) - 1)), |
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$this->translator->trans('password_hint.and'), |
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end($reqs) |
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); |
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} else { |
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$reqString = reset($reqs); |
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} |
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$hasReqs = count($reqs) > 0 ? self::TRANS_WITH_REQS : self::TRANS_NO_REQS; |
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$params = [ |
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'%reqs%' => $reqString, |
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'%min%' => $requirements['min'], |
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'%max%' => $requirements['max'], |
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]; |
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if ($type === self::TRANS_TYPE_NO_LIMIT && count($reqs) <= 0) { |
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return false; |
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} |
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return $this->translator->trans("password_hint.{$type}.{$hasReqs}", $params); |
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} |
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private function checkMin(Constraint $constraint, array $requirements) |
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{ |
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if (property_exists($constraint, 'min')) { |
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$newMin = $constraint->min; |
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} elseif (property_exists($constraint, 'minLength')) { |
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$newMin = $constraint->minLength; |
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} else { |
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return $requirements; |
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} |
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if ($newMin > $requirements['min']) { |
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$requirements['min'] = $newMin; |
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} |
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return $requirements; |
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} |
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private function checkMax(Constraint $constraint, array $requirements) |
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{ |
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if (property_exists($constraint, 'max')) { |
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$newMax = $constraint->max; |
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} else { |
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return $requirements; |
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} |
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if ($requirements['max'] === null || $newMax < $requirements['max']) { |
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$requirements['max'] = $newMax; |
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} |
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return $requirements; |
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} |
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private function checkCharacters(Constraint $constraint, array $requirements) |
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{ |
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if (!($constraint instanceof PasswordRequirements)) { |
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return $requirements; |
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} |
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$requirements['requireLetters'] = $constraint->requireLetters; |
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$requirements['requireNumbers'] = $constraint->requireNumbers; |
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$requirements['requireSpecialCharacter'] = $constraint->requireSpecialCharacter; |
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return $requirements; |
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} |
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} |
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PROCERGS /
login-cidadao
