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authoryehudah <yehudah@b8457f37-d9ea-0310-8a92-e5e31aec5664>2019-11-25 07:50:30 +0000
committeryehudah <yehudah@b8457f37-d9ea-0310-8a92-e5e31aec5664>2019-11-25 07:50:30 +0000
commit907ce8c044159ca8da6ccce3ec5362ac61e7c142 (patch)
tree4e4b83a3aa041a1826e4ac876b001195fce3f7c2 /Postman/Postman-Mail/Zend-1.12.10/Validate/EmailAddress.php
parenta41b9219a66f4018dc581f561fbe3fedd24e73f2 (diff)
downloadPost-SMTP-907ce8c044159ca8da6ccce3ec5362ac61e7c142.zip
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Diffstat (limited to 'Postman/Postman-Mail/Zend-1.12.10/Validate/EmailAddress.php')
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-<?php
-/**
- * Zend Framework
- *
- * LICENSE
- *
- * This source file is subject to the new BSD license that is bundled
- * with this package in the file LICENSE.txt.
- * It is also available through the world-wide-web at this URL:
- * http://framework.zend.com/license/new-bsd
- * If you did not receive a copy of the license and are unable to
- * obtain it through the world-wide-web, please send an email
- * to license@zend.com so we can send you a copy immediately.
- *
- * @category Zend
- * @package Postman_Zend_Validate
- * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @version $Id$
- */
-
-/**
- * @see Postman_Zend_Validate_Abstract
- */
-// require_once 'Zend/Validate/Abstract.php';
-
-/**
- * @see Postman_Zend_Validate_Hostname
- */
-// require_once 'Zend/Validate/Hostname.php';
-
-/**
- * @category Zend
- * @package Postman_Zend_Validate
- * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
-class Postman_Zend_Validate_EmailAddress extends Postman_Zend_Validate_Abstract
-{
- const INVALID = 'emailAddressInvalid';
- const INVALID_FORMAT = 'emailAddressInvalidFormat';
- const INVALID_HOSTNAME = 'emailAddressInvalidHostname';
- const INVALID_MX_RECORD = 'emailAddressInvalidMxRecord';
- const INVALID_SEGMENT = 'emailAddressInvalidSegment';
- const DOT_ATOM = 'emailAddressDotAtom';
- const QUOTED_STRING = 'emailAddressQuotedString';
- const INVALID_LOCAL_PART = 'emailAddressInvalidLocalPart';
- const LENGTH_EXCEEDED = 'emailAddressLengthExceeded';
-
- /**
- * @var array
- */
- protected $_messageTemplates = array(
- self::INVALID => "Invalid type given. String expected",
- self::INVALID_FORMAT => "'%value%' is not a valid email address in the basic format local-part@hostname",
- self::INVALID_HOSTNAME => "'%hostname%' is not a valid hostname for email address '%value%'",
- self::INVALID_MX_RECORD => "'%hostname%' does not appear to have a valid MX record for the email address '%value%'",
- self::INVALID_SEGMENT => "'%hostname%' is not in a routable network segment. The email address '%value%' should not be resolved from public network",
- self::DOT_ATOM => "'%localPart%' can not be matched against dot-atom format",
- self::QUOTED_STRING => "'%localPart%' can not be matched against quoted-string format",
- self::INVALID_LOCAL_PART => "'%localPart%' is not a valid local part for email address '%value%'",
- self::LENGTH_EXCEEDED => "'%value%' exceeds the allowed length",
- );
-
- /**
- * As of RFC5753 (JAN 2010), the following blocks are no logner reserved:
- * - 128.0.0.0/16
- * - 191.255.0.0/16
- * - 223.255.255.0/24
- * @see http://tools.ietf.org/html/rfc5735#page-6
- *
- * As of RFC6598 (APR 2012), the following blocks are now reserved:
- * - 100.64.0.0/10
- * @see http://tools.ietf.org/html/rfc6598#section-7
- *
- * @see http://en.wikipedia.org/wiki/IPv4
- * @var array
- */
- protected $_invalidIp = array(
- '0' => '0.0.0.0/8',
- '10' => '10.0.0.0/8',
- '100' => '100.64.0.0/10',
- '127' => '127.0.0.0/8',
- '169' => '169.254.0.0/16',
- '172' => '172.16.0.0/12',
- '192' => array(
- '192.0.0.0/24',
- '192.0.2.0/24',
- '192.88.99.0/24',
- '192.168.0.0/16'
- ),
- '198' => '198.18.0.0/15',
- '224' => '224.0.0.0/4',
- '240' => '240.0.0.0/4'
- );
-
- /**
- * @var array
- */
- protected $_messageVariables = array(
- 'hostname' => '_hostname',
- 'localPart' => '_localPart'
- );
-
- /**
- * @var string
- */
- protected $_hostname;
-
- /**
- * @var string
- */
- protected $_localPart;
-
- /**
- * Internal options array
- */
- protected $_options = array(
- 'mx' => false,
- 'deep' => false,
- 'domain' => true,
- 'allow' => Postman_Zend_Validate_Hostname::ALLOW_DNS,
- 'hostname' => null
- );
-
- /**
- * Instantiates hostname validator for local use
- *
- * The following option keys are supported:
- * 'hostname' => A hostname validator, see Postman_Zend_Validate_Hostname
- * 'allow' => Options for the hostname validator, see Postman_Zend_Validate_Hostname::ALLOW_*
- * 'mx' => If MX check should be enabled, boolean
- * 'deep' => If a deep MX check should be done, boolean
- *
- * @param array|string|Postman_Zend_Config $options OPTIONAL
- */
- public function __construct($options = array())
- {
- if ($options instanceof Postman_Zend_Config) {
- $options = $options->toArray();
- } else if (!is_array($options)) {
- $options = func_get_args();
- $temp['allow'] = array_shift($options);
- if (!empty($options)) {
- $temp['mx'] = array_shift($options);
- }
-
- if (!empty($options)) {
- $temp['hostname'] = array_shift($options);
- }
-
- $options = $temp;
- }
-
- $options += $this->_options;
- $this->setOptions($options);
- }
-
- /**
- * Returns all set Options
- *
- * @return array
- */
- public function getOptions()
- {
- return $this->_options;
- }
-
- /**
- * Set options for the email validator
- *
- * @param array $options
- * @return Postman_Zend_Validate_EmailAddress Provides a fluent inteface
- */
- public function setOptions(array $options = array())
- {
- if (array_key_exists('messages', $options)) {
- $this->setMessages($options['messages']);
- }
-
- if (array_key_exists('hostname', $options)) {
- if (array_key_exists('allow', $options)) {
- $this->setHostnameValidator($options['hostname'], $options['allow']);
- } else {
- $this->setHostnameValidator($options['hostname']);
- }
- } elseif ($this->_options['hostname'] == null) {
- $this->setHostnameValidator();
- }
-
- if (array_key_exists('mx', $options)) {
- $this->setValidateMx($options['mx']);
- }
-
- if (array_key_exists('deep', $options)) {
- $this->setDeepMxCheck($options['deep']);
- }
-
- if (array_key_exists('domain', $options)) {
- $this->setDomainCheck($options['domain']);
- }
-
- return $this;
- }
-
- /**
- * Sets the validation failure message template for a particular key
- * Adds the ability to set messages to the attached hostname validator
- *
- * @param string $messageString
- * @param string $messageKey OPTIONAL
- * @return Postman_Zend_Validate_Abstract Provides a fluent interface
- * @throws Postman_Zend_Validate_Exception
- */
- public function setMessage($messageString, $messageKey = null)
- {
- if ($messageKey === null) {
- $this->_options['hostname']->setMessage($messageString);
- parent::setMessage($messageString);
- return $this;
- }
-
- if (!isset($this->_messageTemplates[$messageKey])) {
- $this->_options['hostname']->setMessage($messageString, $messageKey);
- }
-
- $this->_messageTemplates[$messageKey] = $messageString;
- return $this;
- }
-
- /**
- * Returns the set hostname validator
- *
- * @return Postman_Zend_Validate_Hostname
- */
- public function getHostnameValidator()
- {
- return $this->_options['hostname'];
- }
-
- /**
- * @param Postman_Zend_Validate_Hostname $hostnameValidator OPTIONAL
- * @param int $allow OPTIONAL
- * @return $this
- */
- public function setHostnameValidator(Postman_Zend_Validate_Hostname $hostnameValidator = null, $allow = Postman_Zend_Validate_Hostname::ALLOW_DNS)
- {
- if (!$hostnameValidator) {
- $hostnameValidator = new Postman_Zend_Validate_Hostname($allow);
- }
-
- $this->_options['hostname'] = $hostnameValidator;
- $this->_options['allow'] = $allow;
- return $this;
- }
-
- /**
- * Whether MX checking via getmxrr is supported or not
- *
- * This currently only works on UNIX systems
- *
- * @return boolean
- */
- public function validateMxSupported()
- {
- return function_exists('getmxrr');
- }
-
- /**
- * Returns the set validateMx option
- *
- * @return boolean
- */
- public function getValidateMx()
- {
- return $this->_options['mx'];
- }
-
- /**
- * Set whether we check for a valid MX record via DNS
- *
- * This only applies when DNS hostnames are validated
- *
- * @param boolean $mx Set allowed to true to validate for MX records, and false to not validate them
- * @throws Postman_Zend_Validate_Exception
- * @return Postman_Zend_Validate_EmailAddress Provides a fluent inteface
- */
- public function setValidateMx($mx)
- {
- if ((bool) $mx && !$this->validateMxSupported()) {
- // require_once 'Zend/Validate/Exception.php';
- throw new Postman_Zend_Validate_Exception('MX checking not available on this system');
- }
-
- $this->_options['mx'] = (bool) $mx;
- return $this;
- }
-
- /**
- * Returns the set deepMxCheck option
- *
- * @return boolean
- */
- public function getDeepMxCheck()
- {
- return $this->_options['deep'];
- }
-
- /**
- * Set whether we check MX record should be a deep validation
- *
- * @param boolean $deep Set deep to true to perform a deep validation process for MX records
- * @return Postman_Zend_Validate_EmailAddress Provides a fluent inteface
- */
- public function setDeepMxCheck($deep)
- {
- $this->_options['deep'] = (bool) $deep;
- return $this;
- }
-
- /**
- * Returns the set domainCheck option
- *
- * @return mixed
- */
- public function getDomainCheck()
- {
- return $this->_options['domain'];
- }
-
- /**
- * Sets if the domain should also be checked
- * or only the local part of the email address
- *
- * @param boolean $domain
- * @return Postman_Zend_Validate_EmailAddress Provides a fluent inteface
- */
- public function setDomainCheck($domain = true)
- {
- $this->_options['domain'] = (boolean) $domain;
- return $this;
- }
-
- /**
- * Returns if the given host is reserved
- *
- * @param string $host
- * @return boolean
- */
- private function _isReserved($host){
- if (!preg_match('/^([0-9]{1,3}\.){3}[0-9]{1,3}$/', $host)) {
- $host = gethostbyname($host);
- }
-
- $octet = explode('.',$host);
- if ((int)$octet[0] >= 224) {
- return true;
- } else if (array_key_exists($octet[0], $this->_invalidIp)) {
- foreach ((array)$this->_invalidIp[$octet[0]] as $subnetData) {
- // we skip the first loop as we already know that octet matches
- for ($i = 1; $i < 4; $i++) {
- if (strpos($subnetData, $octet[$i]) !== $i * 4) {
- break;
- }
- }
-
- $host = explode("/", $subnetData);
- $binaryHost = "";
- $tmp = explode(".", $host[0]);
- for ($i = 0; $i < 4 ; $i++) {
- $binaryHost .= str_pad(decbin($tmp[$i]), 8, "0", STR_PAD_LEFT);
- }
-
- $segmentData = array(
- 'network' => (int)$this->_toIp(str_pad(substr($binaryHost, 0, $host[1]), 32, 0)),
- 'broadcast' => (int)$this->_toIp(str_pad(substr($binaryHost, 0, $host[1]), 32, 1))
- );
-
- for ($j = $i; $j < 4; $j++) {
- if ((int)$octet[$j] < $segmentData['network'][$j] ||
- (int)$octet[$j] > $segmentData['broadcast'][$j]) {
- return false;
- }
- }
- }
-
- return true;
- } else {
- return false;
- }
- }
-
- /**
- * Converts a binary string to an IP address
- *
- * @param string $binary
- * @return mixed
- */
- private function _toIp($binary)
- {
- $ip = array();
- $tmp = explode(".", chunk_split($binary, 8, "."));
- for ($i = 0; $i < 4 ; $i++) {
- $ip[$i] = bindec($tmp[$i]);
- }
-
- return $ip;
- }
-
- /**
- * Internal method to validate the local part of the email address
- *
- * @return boolean
- */
- private function _validateLocalPart()
- {
- // First try to match the local part on the common dot-atom format
- $result = false;
-
- // Dot-atom characters are: 1*atext *("." 1*atext)
- // atext: ALPHA / DIGIT / and "!", "#", "$", "%", "&", "'", "*",
- // "+", "-", "/", "=", "?", "^", "_", "`", "{", "|", "}", "~"
- $atext = 'a-zA-Z0-9\x21\x23\x24\x25\x26\x27\x2a\x2b\x2d\x2f\x3d\x3f\x5e\x5f\x60\x7b\x7c\x7d\x7e';
- if (preg_match('/^[' . $atext . ']+(\x2e+[' . $atext . ']+)*$/', $this->_localPart)) {
- $result = true;
- } else {
- // Try quoted string format (RFC 5321 Chapter 4.1.2)
-
- // Quoted-string characters are: DQUOTE *(qtext/quoted-pair) DQUOTE
- $qtext = '\x20-\x21\x23-\x5b\x5d-\x7e'; // %d32-33 / %d35-91 / %d93-126
- $quotedPair = '\x20-\x7e'; // %d92 %d32-126
- if (preg_match('/^"(['. $qtext .']|\x5c[' . $quotedPair . '])*"$/', $this->localPart)) {
- $result = true;
- } else {
- $this->_error(self::DOT_ATOM);
- $this->_error(self::QUOTED_STRING);
- $this->_error(self::INVALID_LOCAL_PART);
- }
- }
-
- return $result;
- }
-
- /**
- * Internal method to validate the servers MX records
- *
- * @return boolean
- */
- private function _validateMXRecords()
- {
- $mxHosts = array();
- $hostname = $this->_hostname;
-
- //decode IDN domain name if possible
- if (function_exists('idn_to_ascii')) {
- $hostname = idn_to_ascii($this->_hostname);
- }
-
- $result = getmxrr($hostname, $mxHosts);
- if (!$result) {
- $this->_error(self::INVALID_MX_RECORD);
- } else if ($this->_options['deep'] && function_exists('checkdnsrr')) {
- $validAddress = false;
- $reserved = true;
- foreach ($mxHosts as $hostname) {
- $res = $this->_isReserved($hostname);
- if (!$res) {
- $reserved = false;
- }
-
- if (!$res
- && (checkdnsrr($hostname, "A")
- || checkdnsrr($hostname, "AAAA")
- || checkdnsrr($hostname, "A6"))) {
- $validAddress = true;
- break;
- }
- }
-
- if (!$validAddress) {
- $result = false;
- if ($reserved) {
- $this->_error(self::INVALID_SEGMENT);
- } else {
- $this->_error(self::INVALID_MX_RECORD);
- }
- }
- }
-
- return $result;
- }
-
- /**
- * Internal method to validate the hostname part of the email address
- *
- * @return boolean
- */
- private function _validateHostnamePart()
- {
- $hostname = $this->_options['hostname']->setTranslator($this->getTranslator())
- ->isValid($this->_hostname);
- if (!$hostname) {
- $this->_error(self::INVALID_HOSTNAME);
-
- // Get messages and errors from hostnameValidator
- foreach ($this->_options['hostname']->getMessages() as $code => $message) {
- $this->_messages[$code] = $message;
- }
-
- foreach ($this->_options['hostname']->getErrors() as $error) {
- $this->_errors[] = $error;
- }
- } else if ($this->_options['mx']) {
- // MX check on hostname
- $hostname = $this->_validateMXRecords();
- }
-
- return $hostname;
- }
-
- /**
- * Defined by Postman_Zend_Validate_Interface
- *
- * Returns true if and only if $value is a valid email address
- * according to RFC2822
- *
- * @link http://www.ietf.org/rfc/rfc2822.txt RFC2822
- * @link http://www.columbia.edu/kermit/ascii.html US-ASCII characters
- * @param string $value
- * @return boolean
- */
- public function isValid($value)
- {
- if (!is_string($value)) {
- $this->_error(self::INVALID);
- return false;
- }
-
- $matches = array();
- $length = true;
- $this->_setValue($value);
-
- // Split email address up and disallow '..'
- if ((strpos($value, '..') !== false) or
- (!preg_match('/^(.+)@([^@]+)$/', $value, $matches))) {
- $this->_error(self::INVALID_FORMAT);
- return false;
- }
-
- $this->_localPart = $matches[1];
- $this->_hostname = $matches[2];
-
- if ((strlen($this->_localPart) > 64) || (strlen($this->_hostname) > 255)) {
- $length = false;
- $this->_error(self::LENGTH_EXCEEDED);
- }
-
- // Match hostname part
- if ($this->_options['domain']) {
- $hostname = $this->_validateHostnamePart();
- }
-
- $local = $this->_validateLocalPart();
-
- // If both parts valid, return true
- if ($local && $length) {
- if (($this->_options['domain'] && $hostname) || !$this->_options['domain']) {
- return true;
- }
- }
-
- return false;
- }
-}