removed dead code
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@ -51,36 +51,15 @@ class EmailValidator extends ConstraintValidator
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}
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/**
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* Check DNA Records for MX type (from Doctrine EmailValidator).
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* Check DNS Records for MX type.
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*
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* @param string $host Host name
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*
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* @return boolean
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*
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* @licence This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.org>.
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*/
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private function checkMX($host)
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{
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// We have different behavior here depending of OS and PHP version
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if (strtolower(substr(PHP_OS, 0, 3)) === 'win' && version_compare(PHP_VERSION, '5.3.0', '<')) {
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$output = array();
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@exec('nslookup -type=MX '.escapeshellcmd($host) . ' 2>&1', $output);
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if (empty($output)) {
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throw new ValidatorError('Unable to execute DNS lookup. Are you sure PHP can call exec()?');
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}
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foreach ($output as $line) {
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if (preg_match('/^'.$host.'/', $line)) {
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return true;
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}
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}
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return false;
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} else if (function_exists('checkdnsrr')) {
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if (function_exists('checkdnsrr')) {
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return checkdnsrr($host, 'MX');
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}
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