replace regex email validation with PHP filter function and remove DNS checking functions that were not used anymore and do even had a security issue since they did not escape shell parameters
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@568 b3834d28-1941-0410-a4f8-b48e95affb8f
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@ -76,26 +76,6 @@ class SemanticScuttle_Service_User extends SemanticScuttle_DbService
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$this->updateSessionStability();
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}
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function _checkdns($host) {
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if (function_exists('checkdnsrr')) {
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return checkdnsrr($host);
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} else {
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return $this->_checkdnsrr($host);
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}
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}
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function _checkdnsrr($host, $type = "MX") {
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if(!empty($host)) {
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@exec("nslookup -type=$type $host", $output);
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while(list($k, $line) = each($output)) {
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if(eregi("^$host", $line)) {
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return true;
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}
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}
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return false;
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}
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}
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function _getuser($fieldname, $value) {
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$query = 'SELECT * FROM '. $this->getTableName() .' WHERE '. $fieldname .' = "'. $this->db->sql_escape($value) .'"';
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@ -700,16 +680,16 @@ class SemanticScuttle_Service_User extends SemanticScuttle_DbService
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function isValidEmail($email) {
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if (eregi("^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,6})$", $email)) {
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list($emailUser, $emailDomain) = split("@", $email);
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// Check if the email domain has a DNS record
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//if ($this->_checkdns($emailDomain)) {
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return true;
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//}
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}
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return false;
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/**
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* Checks if the given email address is valid
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*
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* @param string $email Email address
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*
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* @return boolean True if it is valid, false if not
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*/
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public function isValidEmail($email)
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{
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return filter_var($email, FILTER_VALIDATE_EMAIL) !== false;
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}
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/**
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