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<?php |
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declare(strict_types=1); |
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namespace EmailValidator; |
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use EmailValidator\Validator\AValidator; |
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use EmailValidator\Validator\BannedListValidator; |
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use EmailValidator\Validator\BasicValidator; |
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use EmailValidator\Validator\DisposableEmailValidator; |
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use EmailValidator\Validator\FreeEmailValidator; |
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use EmailValidator\Validator\GmailValidator; |
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use EmailValidator\Validator\MxValidator; |
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class EmailValidator |
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{ |
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public const NO_ERROR = 0; |
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public const FAIL_BASIC = 1; |
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public const FAIL_MX_RECORD = 2; |
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public const FAIL_BANNED_DOMAIN = 3; |
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public const FAIL_DISPOSABLE_DOMAIN = 4; |
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public const FAIL_FREE_PROVIDER = 5; |
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public const FAIL_CUSTOM = 6; |
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/** |
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* @var BasicValidator |
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*/ |
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private BasicValidator $basicValidator; |
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/** |
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* @var MxValidator |
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*/ |
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private MxValidator $mxValidator; |
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/** |
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* @var BannedListValidator |
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*/ |
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private BannedListValidator $bannedListValidator; |
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/** |
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* @var DisposableEmailValidator |
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*/ |
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private DisposableEmailValidator $disposableEmailValidator; |
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/** |
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* @var FreeEmailValidator |
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*/ |
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private FreeEmailValidator $freeEmailValidator; |
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/** |
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* @var GmailValidator |
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*/ |
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private GmailValidator $gmailValidator; |
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/** |
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* @var array<AValidator> |
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* @since 2.0.0 |
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*/ |
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private array $customValidators = []; |
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/** |
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* @var int |
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*/ |
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private int $reason; |
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/** |
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* @var EmailAddress|null |
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* @since 1.1.0 |
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*/ |
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private ?EmailAddress $emailAddress = null; |
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public function __construct(array $config = []) |
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{ |
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$this->reason = self::NO_ERROR; |
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$policy = new Policy($config); |
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$this->mxValidator = new MxValidator($policy); |
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$this->basicValidator = new BasicValidator($policy); |
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$this->bannedListValidator = new BannedListValidator($policy); |
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$this->disposableEmailValidator = new DisposableEmailValidator($policy); |
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$this->freeEmailValidator = new FreeEmailValidator($policy); |
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$this->gmailValidator = new GmailValidator($policy); |
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} |
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/** |
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* Register a custom validator |
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* |
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* @param AValidator $validator |
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* @return void |
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* @since 2.0.0 |
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*/ |
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public function registerValidator(AValidator $validator): void |
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{ |
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$this->customValidators[] = $validator; |
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} |
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/** |
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* Validate an email address by the rules set forth in the Policy |
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* |
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* @param string $email |
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* @return bool |
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*/ |
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public function validate(string $email): bool |
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{ |
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$this->resetErrorCode(); |
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$this->emailAddress = new EmailAddress($email); |
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if (!$this->basicValidator->validate($this->emailAddress)) { |
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$this->reason = self::FAIL_BASIC; |
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} elseif (!$this->mxValidator->validate($this->emailAddress)) { |
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$this->reason = self::FAIL_MX_RECORD; |
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} elseif (!$this->bannedListValidator->validate($this->emailAddress)) { |
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$this->reason = self::FAIL_BANNED_DOMAIN; |
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} elseif (!$this->disposableEmailValidator->validate($this->emailAddress)) { |
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$this->reason = self::FAIL_DISPOSABLE_DOMAIN; |
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} elseif (!$this->freeEmailValidator->validate($this->emailAddress)) { |
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$this->reason = self::FAIL_FREE_PROVIDER; |
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} else { |
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foreach ($this->customValidators as $validator) { |
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if (!$validator->validate($this->emailAddress)) { |
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$this->reason = self::FAIL_CUSTOM; |
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break; |
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} |
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} |
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} |
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return $this->reason === self::NO_ERROR; |
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} |
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/** |
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* Returns the error code constant value for invalid email addresses. |
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* |
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* For use by integrating systems to create their own error messages. |
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* |
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* @since 1.0.1 |
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* @return int |
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*/ |
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public function getErrorCode(): int |
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{ |
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return $this->reason; |
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} |
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/** |
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* Returns an error message for invalid email addresses |
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* |
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* @return string |
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*/ |
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public function getErrorReason(): string |
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{ |
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switch ($this->reason) { |
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case self::FAIL_BASIC: |
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$msg = 'Invalid format'; |
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break; |
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case self::FAIL_MX_RECORD: |
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$msg = 'Domain does not accept email'; |
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break; |
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case self::FAIL_BANNED_DOMAIN: |
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$msg = 'Domain is banned'; |
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break; |
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case self::FAIL_DISPOSABLE_DOMAIN: |
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$msg = 'Domain is used by disposable email providers'; |
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break; |
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case self::FAIL_FREE_PROVIDER: |
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$msg = 'Domain is used by free email providers'; |
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break; |
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case self::FAIL_CUSTOM: |
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$msg = 'Failed custom validation'; |
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break; |
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case self::NO_ERROR: |
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default: |
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$msg = ''; |
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} |
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return $msg; |
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} |
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/** |
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* Resets the error code so each validation starts off defaulting to "valid" |
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* |
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* @since 1.0.2 |
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* @return void |
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*/ |
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private function resetErrorCode(): void |
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{ |
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$this->reason = self::NO_ERROR; |
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} |
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/** |
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* Determines if a gmail account is using the "plus trick". |
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* |
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* @codeCoverageIgnore |
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* @since 1.1.0 |
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* @return bool |
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*/ |
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public function isGmailWithPlusChar(): bool |
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{ |
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return $this->emailAddress !== null && $this->gmailValidator->isGmailWithPlusChar($this->emailAddress); |
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} |
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/** |
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* Returns a gmail address with the "plus trick" portion of the email address. |
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* |
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* @codeCoverageIgnore |
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* @since 1.1.0 |
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* @return string |
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*/ |
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public function getGmailAddressWithoutPlus(): string |
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{ |
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if ($this->emailAddress === null) { |
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return ''; |
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} |
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return $this->gmailValidator->getGmailAddressWithoutPlus($this->emailAddress); |
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} |
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/** |
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* Returns a sanitized gmail address (plus trick removed and dots removed). |
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* |
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* @codeCoverageIgnore |
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* @since 1.1.4 |
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* @return string |
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*/ |
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public function getSanitizedGmailAddress(): string |
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{ |
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if ($this->emailAddress === null) { |
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return ''; |
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} |
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return $this->gmailValidator->getSanitizedGmailAddress($this->emailAddress); |
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} |
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} |
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