49 lines
1.6 KiB
PHP
49 lines
1.6 KiB
PHP
<?php
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class Doctrine_Validator_Email {
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/**
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* @link http://iamcal.com/publish/articles/php/parsing_email/pdf/
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* @param Doctrine_Record $record
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* @param string $key
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* @param mixed $value
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* @param string $args
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* @return boolean
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*/
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public function validate(Doctrine_Record $record, $key, $value, $args) {
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if(empty($value))
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return true;
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if(isset($args[0])) {
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$parts = explode("@", $value);
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if(isset($parts[1]) && function_exists("checkdnsrr")) {
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if( ! checkdnsrr($parts[1], "MX"))
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return false;
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}
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}
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$qtext = '[^\\x0d\\x22\\x5c\\x80-\\xff]';
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$dtext = '[^\\x0d\\x5b-\\x5d\\x80-\\xff]';
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$atom = '[^\\x00-\\x20\\x22\\x28\\x29\\x2c\\x2e\\x3a-\\x3c\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]+';
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$quoted_pair = '\\x5c[\\x00-\\x7f]';
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$domain_literal = "\\x5b($dtext|$quoted_pair)*\\x5d";
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$quoted_string = "\\x22($qtext|$quoted_pair)*\\x22";
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$domain_ref = $atom;
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$sub_domain = "($domain_ref|$domain_literal)";
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$word = "($atom|$quoted_string)";
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$domain = "$sub_domain(\\x2e$sub_domain)+";
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/*
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following psudocode to allow strict checking - ask pookey about this if you're puzzled
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if ($this->getValidationOption('strict_checking') == true)
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$domain = "$sub_domain(\\x2e$sub_domain)*";
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*/
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$local_part = "$word(\\x2e$word)*";
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$addr_spec = "$local_part\\x40$domain";
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return (bool)preg_match("!^$addr_spec$!", $value);
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}
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}
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