/home/mip/mip/public/img/credit/datatables/Validation.tar
NoRFCWarningsValidation.php000064400000001515151246216440011717 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Result\Reason\RFCWarnings;

class NoRFCWarningsValidation extends RFCValidation
{
    /**
     * @var InvalidEmail|null
     */
    private $error;

    /**
     * {@inheritdoc}
     */
    public function isValid(string $email, EmailLexer $emailLexer) : bool
    {
        if (!parent::isValid($email, $emailLexer)) {
            return false;
        }

        if (empty($this->getWarnings())) {
            return true;
        }

        $this->error = new InvalidEmail(new RFCWarnings(), '');

        return false;
    }

    /**
     * {@inheritdoc}
     */
    public function getError() : ?InvalidEmail
    {
        return $this->error ?: parent::getError();
    }
}
Extra/SpoofCheckValidation.php000064400000002160151246216440012403 0ustar00<?php

namespace Egulias\EmailValidator\Validation\Extra;

use \Spoofchecker;
use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\Result\SpoofEmail;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Validation\EmailValidation;

class SpoofCheckValidation implements EmailValidation
{
    /**
     * @var InvalidEmail|null
     */
    private $error;

    public function __construct()
    {
        if (!extension_loaded('intl')) {
            throw new \LogicException(sprintf('The %s class requires the Intl extension.', __CLASS__));
        }
    }

    /**
     * @psalm-suppress InvalidArgument
     */
    public function isValid(string $email, EmailLexer $emailLexer) : bool
    {
        $checker = new Spoofchecker();
        $checker->setChecks(Spoofchecker::SINGLE_SCRIPT);

        if ($checker->isSuspicious($email)) {
            $this->error = new SpoofEmail();
        }

        return $this->error === null;
    }

    public function getError() : ?InvalidEmail
    {
        return $this->error;
    }

    public function getWarnings() : array
    {
        return [];
    }
}
MessageIDValidation.php000064400000002425151246216440011101 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\MessageIDParser;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Result\Reason\ExceptionFound;
use Egulias\EmailValidator\Warning\Warning;

class MessageIDValidation implements EmailValidation
{

    /**
     * @var Warning[]
     */
    private $warnings = [];

    /**
     * @var ?InvalidEmail
     */
    private $error;

    public function isValid(string $email, EmailLexer $emailLexer): bool
    {
        $parser = new MessageIDParser($emailLexer);
        try {
            $result = $parser->parse($email);
            $this->warnings = $parser->getWarnings();
            if ($result->isInvalid()) {
                /** @psalm-suppress PropertyTypeCoercion */
                $this->error = $result;
                return false;
            }
        } catch (\Exception $invalid) {
            $this->error = new InvalidEmail(new ExceptionFound($invalid), '');
            return false;
        }

        return true;
    }

    /**
     * @return Warning[]
     */
    public function getWarnings(): array
    {
        return $this->warnings;
    }

    public function getError(): ?InvalidEmail
    {
        return $this->error;
    }
}
DNSGetRecordWrapper.php000064400000001615151246216440011051 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

class DNSGetRecordWrapper
{
    /**
     * @param string $host
     * @param int $type
     * 
     * @return DNSRecords
     */
    public function getRecords(string $host, int $type): DNSRecords
    {
        // A workaround to fix https://bugs.php.net/bug.php?id=73149
        /** @psalm-suppress InvalidArgument */
        set_error_handler(
            static function (int $errorLevel, string $errorMessage): never {
                throw new \RuntimeException("Unable to get DNS record for the host: $errorMessage");
            }
        );
        try {
            // Get all MX, A and AAAA DNS records for host
            return new DNSRecords(dns_get_record($host, $type));
        } catch (\RuntimeException $exception) {
            return new DNSRecords([], true);
        } finally {
            restore_error_handler();
        }
    }
}
DNSRecords.php000064400000000715151246216440007233 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

class DNSRecords
{
    /**
     * @param array $records
     * @param bool $error
     */
    public function __construct(private readonly array $records, private readonly bool $error = false)
    {
    }

    /**
     * @return array
     */
    public function getRecords(): array
    {
        return $this->records;
    }

    public function withError(): bool
    {
        return $this->error;
    }
}
Exception/EmptyValidationList.php000064400000000540151246216440013164 0ustar00<?php

namespace Egulias\EmailValidator\Validation\Exception;

use Exception;

class EmptyValidationList extends \InvalidArgumentException
{
    /**
    * @param int $code
    */
    public function __construct($code = 0, ?Exception $previous = null)
    {
        parent::__construct("Empty validation list is not allowed", $code, $previous);
    }
}
MultipleValidationWithAnd.php000064400000005407151246216440012355 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Validation\Exception\EmptyValidationList;
use Egulias\EmailValidator\Result\MultipleErrors;
use Egulias\EmailValidator\Warning\Warning;

class MultipleValidationWithAnd implements EmailValidation
{
    /**
     * If one of validations fails, the remaining validations will be skipped.
     * This means MultipleErrors will only contain a single error, the first found.
     */
    public const STOP_ON_ERROR = 0;

    /**
     * All of validations will be invoked even if one of them got failure.
     * So MultipleErrors will contain all causes.
     */
    public const ALLOW_ALL_ERRORS = 1;

    /**
     * @var Warning[]
     */
    private $warnings = [];

    /**
     * @var MultipleErrors|null
     */
    private $error;

    /**
     * @param EmailValidation[] $validations The validations.
     * @param int               $mode        The validation mode (one of the constants).
     */
    public function __construct(private readonly array $validations, private readonly int $mode = self::ALLOW_ALL_ERRORS)
    {
        if (count($validations) == 0) {
            throw new EmptyValidationList();
        }
    }

    /**
     * {@inheritdoc}
     */
    public function isValid(string $email, EmailLexer $emailLexer): bool
    {
        $result = true;
        foreach ($this->validations as $validation) {
            $emailLexer->reset();
            $validationResult = $validation->isValid($email, $emailLexer);
            $result = $result && $validationResult;
            $this->warnings = [...$this->warnings, ...$validation->getWarnings()];
            if (!$validationResult) {
                $this->processError($validation);
            }

            if ($this->shouldStop($result)) {
                break;
            }
        }

        return $result;
    }

    private function initErrorStorage(): void
    {
        if (null === $this->error) {
            $this->error = new MultipleErrors();
        }
    }

    private function processError(EmailValidation $validation): void
    {
        if (null !== $validation->getError()) {
            $this->initErrorStorage();
            /** @psalm-suppress PossiblyNullReference */
            $this->error->addReason($validation->getError()->reason());
        }
    }

    private function shouldStop(bool $result): bool
    {
        return !$result && $this->mode === self::STOP_ON_ERROR;
    }

    /**
     * Returns the validation errors.
     */
    public function getError(): ?InvalidEmail
    {
        return $this->error;
    }

    /**
     * @return Warning[]
     */
    public function getWarnings(): array
    {
        return $this->warnings;
    }
}
RFCValidation.php000064400000002414151246216440007710 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\EmailParser;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Result\Reason\ExceptionFound;
use Egulias\EmailValidator\Warning\Warning;

class RFCValidation implements EmailValidation
{
    /**
     * @var Warning[]
     */
    private array $warnings = [];

    /**
     * @var ?InvalidEmail
     */
    private $error;

    public function isValid(string $email, EmailLexer $emailLexer): bool
    {
        $parser = new EmailParser($emailLexer);
        try {
            $result = $parser->parse($email);
            $this->warnings = $parser->getWarnings();
            if ($result->isInvalid()) {
                /** @psalm-suppress PropertyTypeCoercion */
                $this->error = $result;
                return false;
            }
        } catch (\Exception $invalid) {
            $this->error = new InvalidEmail(new ExceptionFound($invalid), '');
            return false;
        }

        return true;
    }

    public function getError(): ?InvalidEmail
    {
        return $this->error;
    }

    /**
     * @return Warning[]
     */
    public function getWarnings(): array
    {
        return $this->warnings;
    }
}
EmailValidation.php000064400000001422151246216440010323 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Warning\Warning;

interface EmailValidation
{
    /**
     * Returns true if the given email is valid.
     *
     * @param string     $email      The email you want to validate.
     * @param EmailLexer $emailLexer The email lexer.
     *
     * @return bool
     */
    public function isValid(string $email, EmailLexer $emailLexer) : bool;

    /**
     * Returns the validation error.
     *
     * @return InvalidEmail|null
     */
    public function getError() : ?InvalidEmail;

    /**
     * Returns the validation warnings.
     *
     * @return Warning[]
     */
    public function getWarnings() : array;
}
DNSCheckValidation.php000064400000013234151246216440010662 0ustar00<?php

namespace Egulias\EmailValidator\Validation;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Result\Reason\DomainAcceptsNoMail;
use Egulias\EmailValidator\Result\Reason\LocalOrReservedDomain;
use Egulias\EmailValidator\Result\Reason\NoDNSRecord as ReasonNoDNSRecord;
use Egulias\EmailValidator\Result\Reason\UnableToGetDNSRecord;
use Egulias\EmailValidator\Warning\NoDNSMXRecord;
use Egulias\EmailValidator\Warning\Warning;

class DNSCheckValidation implements EmailValidation
{

    /**
     * Reserved Top Level DNS Names (https://tools.ietf.org/html/rfc2606#section-2),
     * mDNS and private DNS Namespaces (https://tools.ietf.org/html/rfc6762#appendix-G)
     * 
     * @var string[]
     */
    public const RESERVED_DNS_TOP_LEVEL_NAMES = [
        // Reserved Top Level DNS Names
        'test',
        'example',
        'invalid',
        'localhost',

        // mDNS
        'local',

        // Private DNS Namespaces
        'intranet',
        'internal',
        'private',
        'corp',
        'home',
        'lan',
    ];

    /**
     * @var Warning[]
     */
    private $warnings = [];

    /**
     * @var InvalidEmail|null
     */
    private $error;

    /**
     * @var array
     */
    private $mxRecords = [];

    /**
     * @var DNSGetRecordWrapper
     */
    private $dnsGetRecord;

    public function __construct(?DNSGetRecordWrapper $dnsGetRecord = null)
    {
        if (!function_exists('idn_to_ascii')) {
            throw new \LogicException(sprintf('The %s class requires the Intl extension.', __CLASS__));
        }

        if ($dnsGetRecord == null) {
            $dnsGetRecord = new DNSGetRecordWrapper();
        }

        $this->dnsGetRecord = $dnsGetRecord;
    }

    public function isValid(string $email, EmailLexer $emailLexer): bool
    {
        // use the input to check DNS if we cannot extract something similar to a domain
        $host = $email;

        // Arguable pattern to extract the domain. Not aiming to validate the domain nor the email
        if (false !== $lastAtPos = strrpos($email, '@')) {
            $host = substr($email, $lastAtPos + 1);
        }

        // Get the domain parts
        $hostParts = explode('.', $host);

        $isLocalDomain = count($hostParts) <= 1;
        $isReservedTopLevel = in_array($hostParts[(count($hostParts) - 1)], self::RESERVED_DNS_TOP_LEVEL_NAMES, true);

        // Exclude reserved top level DNS names
        if ($isLocalDomain || $isReservedTopLevel) {
            $this->error = new InvalidEmail(new LocalOrReservedDomain(), $host);
            return false;
        }

        return $this->checkDns($host);
    }

    public function getError(): ?InvalidEmail
    {
        return $this->error;
    }

    /**
     * @return Warning[]
     */
    public function getWarnings(): array
    {
        return $this->warnings;
    }

    /**
     * @param string $host
     *
     * @return bool
     */
    protected function checkDns($host)
    {
        $variant = INTL_IDNA_VARIANT_UTS46;

        $host = rtrim(idn_to_ascii($host, IDNA_DEFAULT, $variant), '.');

        $hostParts = explode('.', $host);
        $host = array_pop($hostParts);

        while (count($hostParts) > 0) {
            $host = array_pop($hostParts) . '.' . $host;

            if ($this->validateDnsRecords($host)) {
                return true;
            }
        }

        return false;
    }


    /**
     * Validate the DNS records for given host.
     *
     * @param string $host A set of DNS records in the format returned by dns_get_record.
     *
     * @return bool True on success.
     */
    private function validateDnsRecords($host): bool
    {
        $dnsRecordsResult = $this->dnsGetRecord->getRecords($host, DNS_A + DNS_MX);

        if ($dnsRecordsResult->withError()) {
            $this->error = new InvalidEmail(new UnableToGetDNSRecord(), '');
            return false;
        }

        $dnsRecords = $dnsRecordsResult->getRecords();

        // Combined check for A+MX+AAAA can fail with SERVFAIL, even in the presence of valid A/MX records
        $aaaaRecordsResult = $this->dnsGetRecord->getRecords($host, DNS_AAAA);

        if (! $aaaaRecordsResult->withError()) {
            $dnsRecords = array_merge($dnsRecords, $aaaaRecordsResult->getRecords());
        }

        // No MX, A or AAAA DNS records
        if ($dnsRecords === []) {
            $this->error = new InvalidEmail(new ReasonNoDNSRecord(), '');
            return false;
        }

        // For each DNS record
        foreach ($dnsRecords as $dnsRecord) {
            if (!$this->validateMXRecord($dnsRecord)) {
                // No MX records (fallback to A or AAAA records)
                if (empty($this->mxRecords)) {
                    $this->warnings[NoDNSMXRecord::CODE] = new NoDNSMXRecord();
                }
                return false;
            }
        }
        return true;
    }

    /**
     * Validate an MX record
     *
     * @param array $dnsRecord Given DNS record.
     *
     * @return bool True if valid.
     */
    private function validateMxRecord($dnsRecord): bool
    {
        if (!isset($dnsRecord['type'])) {
            $this->error = new InvalidEmail(new ReasonNoDNSRecord(), '');
            return false;
        }

        if ($dnsRecord['type'] !== 'MX') {
            return true;
        }

        // "Null MX" record indicates the domain accepts no mail (https://tools.ietf.org/html/rfc7505)
        if (empty($dnsRecord['target']) || $dnsRecord['target'] === '.') {
            $this->error = new InvalidEmail(new DomainAcceptsNoMail(), "");
            return false;
        }

        $this->mxRecords[] = $dnsRecord;

        return true;
    }
}
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