+ /**
+ * Parse and validate a string containing one or more RFC822-style comma-separated email addresses
+ * of the form "display name <address>" into an array of name/address pairs.
+ * Uses the imap_rfc822_parse_adrlist function if the IMAP extension is available.
+ * Note that quotes in the name part are removed.
+ * @param string $addrstr The address list string
+ * @param bool $useimap Whether to use the IMAP extension to parse the list
+ * @return array
+ * @link http://www.andrew.cmu.edu/user/agreen1/testing/mrbs/web/Mail/RFC822.php A more careful implementation
+ */
+ public function parseAddresses($addrstr, $useimap = true)
+ {
+ $addresses = array();
+ if ($useimap and function_exists('imap_rfc822_parse_adrlist')) {
+ //Use this built-in parser if it's available
+ $list = imap_rfc822_parse_adrlist($addrstr, '');
+ foreach ($list as $address) {
+ if ($address->host != '.SYNTAX-ERROR.') {
+ if ($this->validateAddress($address->mailbox . '@' . $address->host)) {
+ $addresses[] = array(
+ 'name' => (property_exists($address, 'personal') ? $address->personal : ''),
+ 'address' => $address->mailbox . '@' . $address->host
+ );
+ }
+ }
+ }
+ } else {
+ //Use this simpler parser
+ $list = explode(',', $addrstr);
+ foreach ($list as $address) {
+ $address = trim($address);
+ //Is there a separate name part?
+ if (strpos($address, '<') === false) {
+ //No separate name, just use the whole thing
+ if ($this->validateAddress($address)) {
+ $addresses[] = array(
+ 'name' => '',
+ 'address' => $address
+ );
+ }
+ } else {
+ list($name, $email) = explode('<', $address);
+ $email = trim(str_replace('>', '', $email));
+ if ($this->validateAddress($email)) {
+ $addresses[] = array(
+ 'name' => trim(str_replace(array('"', "'"), '', $name)),
+ 'address' => $email
+ );
+ }
+ }
+ }
+ }
+ return $addresses;
+ }
+