From 9945f24274d84f6fe2124bdf23bc3bd2f128a6c9 Mon Sep 17 00:00:00 2001 From: Aleksander Machniak Date: Tue, 18 Dec 2012 09:01:19 +0100 Subject: CS fixes --- program/lib/Roundcube/rcube_smtp.php | 764 +++++++++++++++++------------------ 1 file changed, 373 insertions(+), 391 deletions(-) (limited to 'program/lib/Roundcube/rcube_smtp.php') diff --git a/program/lib/Roundcube/rcube_smtp.php b/program/lib/Roundcube/rcube_smtp.php index 96534c0b8..1a4958e2b 100644 --- a/program/lib/Roundcube/rcube_smtp.php +++ b/program/lib/Roundcube/rcube_smtp.php @@ -5,7 +5,7 @@ | program/include/rcube_smtp.php | | | | This file is part of the Roundcube Webmail client | - | Copyright (C) 2005-2010, The Roundcube Dev Team | + | Copyright (C) 2005-2012, The Roundcube Dev Team | | | | Licensed under the GNU General Public License version 3 or | | any later version with exceptions for skins & plugins. | @@ -19,9 +19,6 @@ +-----------------------------------------------------------------------+ */ -// define headers delimiter -define('SMTP_MIME_CRLF', "\r\n"); - /** * Class to provide SMTP functionality using PEAR Net_SMTP * @@ -32,439 +29,424 @@ define('SMTP_MIME_CRLF', "\r\n"); */ class rcube_smtp { - - private $conn = null; - private $response; - private $error; - - - /** - * SMTP Connection and authentication - * - * @param string Server host - * @param string Server port - * @param string User name - * @param string Password - * - * @return bool Returns true on success, or false on error - */ - public function connect($host=null, $port=null, $user=null, $pass=null) - { - $rcube = rcube::get_instance(); - - // disconnect/destroy $this->conn - $this->disconnect(); - - // reset error/response var - $this->error = $this->response = null; - - // let plugins alter smtp connection config - $CONFIG = $rcube->plugins->exec_hook('smtp_connect', array( - 'smtp_server' => $host ? $host : $rcube->config->get('smtp_server'), - 'smtp_port' => $port ? $port : $rcube->config->get('smtp_port', 25), - 'smtp_user' => $user ? $user : $rcube->config->get('smtp_user'), - 'smtp_pass' => $pass ? $pass : $rcube->config->get('smtp_pass'), - 'smtp_auth_cid' => $rcube->config->get('smtp_auth_cid'), - 'smtp_auth_pw' => $rcube->config->get('smtp_auth_pw'), - 'smtp_auth_type' => $rcube->config->get('smtp_auth_type'), - 'smtp_helo_host' => $rcube->config->get('smtp_helo_host'), - 'smtp_timeout' => $rcube->config->get('smtp_timeout'), - 'smtp_auth_callbacks' => array(), - )); - - $smtp_host = rcube_utils::parse_host($CONFIG['smtp_server']); - // when called from Installer it's possible to have empty $smtp_host here - if (!$smtp_host) $smtp_host = 'localhost'; - $smtp_port = is_numeric($CONFIG['smtp_port']) ? $CONFIG['smtp_port'] : 25; - $smtp_host_url = parse_url($smtp_host); - - // overwrite port - if (isset($smtp_host_url['host']) && isset($smtp_host_url['port'])) + private $conn = null; + private $response; + private $error; + + // define headers delimiter + const SMTP_MIME_CRLF = "\r\n"; + + + /** + * SMTP Connection and authentication + * + * @param string Server host + * @param string Server port + * @param string User name + * @param string Password + * + * @return bool Returns true on success, or false on error + */ + public function connect($host=null, $port=null, $user=null, $pass=null) { - $smtp_host = $smtp_host_url['host']; - $smtp_port = $smtp_host_url['port']; - } + $rcube = rcube::get_instance(); - // re-write smtp host - if (isset($smtp_host_url['host']) && isset($smtp_host_url['scheme'])) - $smtp_host = sprintf('%s://%s', $smtp_host_url['scheme'], $smtp_host_url['host']); + // disconnect/destroy $this->conn + $this->disconnect(); - // remove TLS prefix and set flag for use in Net_SMTP::auth() - if (preg_match('#^tls://#i', $smtp_host)) { - $smtp_host = preg_replace('#^tls://#i', '', $smtp_host); - $use_tls = true; - } + // reset error/response var + $this->error = $this->response = null; + + // let plugins alter smtp connection config + $CONFIG = $rcube->plugins->exec_hook('smtp_connect', array( + 'smtp_server' => $host ? $host : $rcube->config->get('smtp_server'), + 'smtp_port' => $port ? $port : $rcube->config->get('smtp_port', 25), + 'smtp_user' => $user ? $user : $rcube->config->get('smtp_user'), + 'smtp_pass' => $pass ? $pass : $rcube->config->get('smtp_pass'), + 'smtp_auth_cid' => $rcube->config->get('smtp_auth_cid'), + 'smtp_auth_pw' => $rcube->config->get('smtp_auth_pw'), + 'smtp_auth_type' => $rcube->config->get('smtp_auth_type'), + 'smtp_helo_host' => $rcube->config->get('smtp_helo_host'), + 'smtp_timeout' => $rcube->config->get('smtp_timeout'), + 'smtp_auth_callbacks' => array(), + )); + + $smtp_host = rcube_utils::parse_host($CONFIG['smtp_server']); + // when called from Installer it's possible to have empty $smtp_host here + if (!$smtp_host) $smtp_host = 'localhost'; + $smtp_port = is_numeric($CONFIG['smtp_port']) ? $CONFIG['smtp_port'] : 25; + $smtp_host_url = parse_url($smtp_host); + + // overwrite port + if (isset($smtp_host_url['host']) && isset($smtp_host_url['port'])) { + $smtp_host = $smtp_host_url['host']; + $smtp_port = $smtp_host_url['port']; + } - if (!empty($CONFIG['smtp_helo_host'])) - $helo_host = $CONFIG['smtp_helo_host']; - else if (!empty($_SERVER['SERVER_NAME'])) - $helo_host = preg_replace('/:\d+$/', '', $_SERVER['SERVER_NAME']); - else - $helo_host = 'localhost'; + // re-write smtp host + if (isset($smtp_host_url['host']) && isset($smtp_host_url['scheme'])) { + $smtp_host = sprintf('%s://%s', $smtp_host_url['scheme'], $smtp_host_url['host']); + } - // IDNA Support - $smtp_host = rcube_utils::idn_to_ascii($smtp_host); + // remove TLS prefix and set flag for use in Net_SMTP::auth() + if (preg_match('#^tls://#i', $smtp_host)) { + $smtp_host = preg_replace('#^tls://#i', '', $smtp_host); + $use_tls = true; + } - $this->conn = new Net_SMTP($smtp_host, $smtp_port, $helo_host); + if (!empty($CONFIG['smtp_helo_host'])) { + $helo_host = $CONFIG['smtp_helo_host']; + } + else if (!empty($_SERVER['SERVER_NAME'])) { + $helo_host = preg_replace('/:\d+$/', '', $_SERVER['SERVER_NAME']); + } + else { + $helo_host = 'localhost'; + } - if ($rcube->config->get('smtp_debug')) - $this->conn->setDebug(true, array($this, 'debug_handler')); + // IDNA Support + $smtp_host = rcube_utils::idn_to_ascii($smtp_host); - // register authentication methods - if (!empty($CONFIG['smtp_auth_callbacks']) && method_exists($this->conn, 'setAuthMethod')) { - foreach ($CONFIG['smtp_auth_callbacks'] as $callback) { - $this->conn->setAuthMethod($callback['name'], $callback['function'], - isset($callback['prepend']) ? $callback['prepend'] : true); - } - } + $this->conn = new Net_SMTP($smtp_host, $smtp_port, $helo_host); - // try to connect to server and exit on failure - $result = $this->conn->connect($smtp_timeout); + if ($rcube->config->get('smtp_debug')) { + $this->conn->setDebug(true, array($this, 'debug_handler')); + } - if (PEAR::isError($result)) { - $this->response[] = "Connection failed: ".$result->getMessage(); - $this->error = array('label' => 'smtpconnerror', 'vars' => array('code' => $this->conn->_code)); - $this->conn = null; - return false; - } + // register authentication methods + if (!empty($CONFIG['smtp_auth_callbacks']) && method_exists($this->conn, 'setAuthMethod')) { + foreach ($CONFIG['smtp_auth_callbacks'] as $callback) { + $this->conn->setAuthMethod($callback['name'], $callback['function'], + isset($callback['prepend']) ? $callback['prepend'] : true); + } + } - // workaround for timeout bug in Net_SMTP 1.5.[0-1] (#1487843) - if (method_exists($this->conn, 'setTimeout') - && ($timeout = ini_get('default_socket_timeout')) - ) { - $this->conn->setTimeout($timeout); - } + // try to connect to server and exit on failure + $result = $this->conn->connect($smtp_timeout); - $smtp_user = str_replace('%u', $rcube->get_user_name(), $CONFIG['smtp_user']); - $smtp_pass = str_replace('%p', $rcube->get_user_password(), $CONFIG['smtp_pass']); - $smtp_auth_type = empty($CONFIG['smtp_auth_type']) ? NULL : $CONFIG['smtp_auth_type']; + if (PEAR::isError($result)) { + $this->response[] = "Connection failed: ".$result->getMessage(); + $this->error = array('label' => 'smtpconnerror', 'vars' => array('code' => $this->conn->_code)); + $this->conn = null; + return false; + } - if (!empty($CONFIG['smtp_auth_cid'])) { - $smtp_authz = $smtp_user; - $smtp_user = $CONFIG['smtp_auth_cid']; - $smtp_pass = $CONFIG['smtp_auth_pw']; - } + // workaround for timeout bug in Net_SMTP 1.5.[0-1] (#1487843) + if (method_exists($this->conn, 'setTimeout') + && ($timeout = ini_get('default_socket_timeout')) + ) { + $this->conn->setTimeout($timeout); + } - // attempt to authenticate to the SMTP server - if ($smtp_user && $smtp_pass) - { - // IDNA Support - if (strpos($smtp_user, '@')) { - $smtp_user = rcube_utils::idn_to_ascii($smtp_user); - } - - $result = $this->conn->auth($smtp_user, $smtp_pass, $smtp_auth_type, $use_tls, $smtp_authz); - - if (PEAR::isError($result)) - { - $this->error = array('label' => 'smtpautherror', 'vars' => array('code' => $this->conn->_code)); - $this->response[] .= 'Authentication failure: ' . $result->getMessage() . ' (Code: ' . $result->getCode() . ')'; - $this->reset(); - $this->disconnect(); - return false; - } - } + $smtp_user = str_replace('%u', $rcube->get_user_name(), $CONFIG['smtp_user']); + $smtp_pass = str_replace('%p', $rcube->get_user_password(), $CONFIG['smtp_pass']); + $smtp_auth_type = empty($CONFIG['smtp_auth_type']) ? NULL : $CONFIG['smtp_auth_type']; - return true; - } - - - /** - * Function for sending mail - * - * @param string Sender e-Mail address - * - * @param mixed Either a comma-seperated list of recipients - * (RFC822 compliant), or an array of recipients, - * each RFC822 valid. This may contain recipients not - * specified in the headers, for Bcc:, resending - * messages, etc. - * @param mixed The message headers to send with the mail - * Either as an associative array or a finally - * formatted string - * @param mixed The full text of the message body, including any Mime parts - * or file handle - * @param array Delivery options (e.g. DSN request) - * - * @return bool Returns true on success, or false on error - */ - public function send_mail($from, $recipients, &$headers, &$body, $opts=null) - { - if (!is_object($this->conn)) - return false; - - // prepare message headers as string - if (is_array($headers)) - { - if (!($headerElements = $this->_prepare_headers($headers))) { - $this->reset(); - return false; - } + if (!empty($CONFIG['smtp_auth_cid'])) { + $smtp_authz = $smtp_user; + $smtp_user = $CONFIG['smtp_auth_cid']; + $smtp_pass = $CONFIG['smtp_auth_pw']; + } - list($from, $text_headers) = $headerElements; - } - else if (is_string($headers)) - $text_headers = $headers; - else - { - $this->reset(); - $this->response[] = "Invalid message headers"; - return false; + // attempt to authenticate to the SMTP server + if ($smtp_user && $smtp_pass) { + // IDNA Support + if (strpos($smtp_user, '@')) { + $smtp_user = rcube_utils::idn_to_ascii($smtp_user); + } + + $result = $this->conn->auth($smtp_user, $smtp_pass, $smtp_auth_type, $use_tls, $smtp_authz); + + if (PEAR::isError($result)) { + $this->error = array('label' => 'smtpautherror', 'vars' => array('code' => $this->conn->_code)); + $this->response[] .= 'Authentication failure: ' . $result->getMessage() . ' (Code: ' . $result->getCode() . ')'; + $this->reset(); + $this->disconnect(); + return false; + } + } + + return true; } - // exit if no from address is given - if (!isset($from)) + /** + * Function for sending mail + * + * @param string Sender e-Mail address + * + * @param mixed Either a comma-seperated list of recipients + * (RFC822 compliant), or an array of recipients, + * each RFC822 valid. This may contain recipients not + * specified in the headers, for Bcc:, resending + * messages, etc. + * @param mixed The message headers to send with the mail + * Either as an associative array or a finally + * formatted string + * @param mixed The full text of the message body, including any Mime parts + * or file handle + * @param array Delivery options (e.g. DSN request) + * + * @return bool Returns true on success, or false on error + */ + public function send_mail($from, $recipients, &$headers, &$body, $opts=null) { - $this->reset(); - $this->response[] = "No From address has been provided"; - return false; - } + if (!is_object($this->conn)) { + return false; + } - // RFC3461: Delivery Status Notification - if ($opts['dsn']) { - $exts = $this->conn->getServiceExtensions(); + // prepare message headers as string + if (is_array($headers)) { + if (!($headerElements = $this->_prepare_headers($headers))) { + $this->reset(); + return false; + } - if (isset($exts['DSN'])) { - $from_params = 'RET=HDRS'; - $recipient_params = 'NOTIFY=SUCCESS,FAILURE'; - } - } + list($from, $text_headers) = $headerElements; + } + else if (is_string($headers)) { + $text_headers = $headers; + } + else { + $this->reset(); + $this->response[] = "Invalid message headers"; + return false; + } + + // exit if no from address is given + if (!isset($from)) { + $this->reset(); + $this->response[] = "No From address has been provided"; + return false; + } + + // RFC3461: Delivery Status Notification + if ($opts['dsn']) { + $exts = $this->conn->getServiceExtensions(); + + if (isset($exts['DSN'])) { + $from_params = 'RET=HDRS'; + $recipient_params = 'NOTIFY=SUCCESS,FAILURE'; + } + } + + // RFC2298.3: remove envelope sender address + if (preg_match('/Content-Type: multipart\/report/', $text_headers) + && preg_match('/report-type=disposition-notification/', $text_headers) + ) { + $from = ''; + } + + // set From: address + if (PEAR::isError($this->conn->mailFrom($from, $from_params))) { + $err = $this->conn->getResponse(); + $this->error = array('label' => 'smtpfromerror', 'vars' => array( + 'from' => $from, 'code' => $this->conn->_code, 'msg' => $err[1])); + $this->response[] = "Failed to set sender '$from'"; + $this->reset(); + return false; + } + + // prepare list of recipients + $recipients = $this->_parse_rfc822($recipients); + if (PEAR::isError($recipients)) { + $this->error = array('label' => 'smtprecipientserror'); + $this->reset(); + return false; + } - // RFC2298.3: remove envelope sender address - if (preg_match('/Content-Type: multipart\/report/', $text_headers) - && preg_match('/report-type=disposition-notification/', $text_headers) - ) { - $from = ''; + // set mail recipients + foreach ($recipients as $recipient) { + if (PEAR::isError($this->conn->rcptTo($recipient, $recipient_params))) { + $err = $this->conn->getResponse(); + $this->error = array('label' => 'smtptoerror', 'vars' => array( + 'to' => $recipient, 'code' => $this->conn->_code, 'msg' => $err[1])); + $this->response[] = "Failed to add recipient '$recipient'"; + $this->reset(); + return false; + } + } + + if (is_resource($body)) { + // file handle + $data = $body; + $text_headers = preg_replace('/[\r\n]+$/', '', $text_headers); + } + else { + // Concatenate headers and body so it can be passed by reference to SMTP_CONN->data + // so preg_replace in SMTP_CONN->quotedata will store a reference instead of a copy. + // We are still forced to make another copy here for a couple ticks so we don't really + // get to save a copy in the method call. + $data = $text_headers . "\r\n" . $body; + + // unset old vars to save data and so we can pass into SMTP_CONN->data by reference. + unset($text_headers, $body); + } + + // Send the message's headers and the body as SMTP data. + if (PEAR::isError($result = $this->conn->data($data, $text_headers))) { + $err = $this->conn->getResponse(); + if (!in_array($err[0], array(354, 250, 221))) { + $msg = sprintf('[%d] %s', $err[0], $err[1]); + } + else { + $msg = $result->getMessage(); + } + + $this->error = array('label' => 'smtperror', 'vars' => array('msg' => $msg)); + $this->response[] = "Failed to send data"; + $this->reset(); + return false; + } + + $this->response[] = join(': ', $this->conn->getResponse()); + return true; } - // set From: address - if (PEAR::isError($this->conn->mailFrom($from, $from_params))) + /** + * Reset the global SMTP connection + */ + public function reset() { - $err = $this->conn->getResponse(); - $this->error = array('label' => 'smtpfromerror', 'vars' => array( - 'from' => $from, 'code' => $this->conn->_code, 'msg' => $err[1])); - $this->response[] = "Failed to set sender '$from'"; - $this->reset(); - return false; + if (is_object($this->conn)) { + $this->conn->rset(); + } } - // prepare list of recipients - $recipients = $this->_parse_rfc822($recipients); - if (PEAR::isError($recipients)) + /** + * Disconnect the global SMTP connection + */ + public function disconnect() { - $this->error = array('label' => 'smtprecipientserror'); - $this->reset(); - return false; + if (is_object($this->conn)) { + $this->conn->disconnect(); + $this->conn = null; + } } - // set mail recipients - foreach ($recipients as $recipient) + + /** + * This is our own debug handler for the SMTP connection + */ + public function debug_handler(&$smtp, $message) { - if (PEAR::isError($this->conn->rcptTo($recipient, $recipient_params))) { - $err = $this->conn->getResponse(); - $this->error = array('label' => 'smtptoerror', 'vars' => array( - 'to' => $recipient, 'code' => $this->conn->_code, 'msg' => $err[1])); - $this->response[] = "Failed to add recipient '$recipient'"; - $this->reset(); - return false; - } + rcube::write_log('smtp', preg_replace('/\r\n$/', '', $message)); } - if (is_resource($body)) + /** + * Get error message + */ + public function get_error() { - // file handle - $data = $body; - $text_headers = preg_replace('/[\r\n]+$/', '', $text_headers); - } else { - // Concatenate headers and body so it can be passed by reference to SMTP_CONN->data - // so preg_replace in SMTP_CONN->quotedata will store a reference instead of a copy. - // We are still forced to make another copy here for a couple ticks so we don't really - // get to save a copy in the method call. - $data = $text_headers . "\r\n" . $body; - - // unset old vars to save data and so we can pass into SMTP_CONN->data by reference. - unset($text_headers, $body); + return $this->error; } - // Send the message's headers and the body as SMTP data. - if (PEAR::isError($result = $this->conn->data($data, $text_headers))) + /** + * Get server response messages array + */ + public function get_response() { - $err = $this->conn->getResponse(); - if (!in_array($err[0], array(354, 250, 221))) - $msg = sprintf('[%d] %s', $err[0], $err[1]); - else - $msg = $result->getMessage(); - - $this->error = array('label' => 'smtperror', 'vars' => array('msg' => $msg)); - $this->response[] = "Failed to send data"; - $this->reset(); - return false; + return $this->response; } - $this->response[] = join(': ', $this->conn->getResponse()); - return true; - } - - - /** - * Reset the global SMTP connection - * @access public - */ - public function reset() - { - if (is_object($this->conn)) - $this->conn->rset(); - } - - - /** - * Disconnect the global SMTP connection - * @access public - */ - public function disconnect() - { - if (is_object($this->conn)) { - $this->conn->disconnect(); - $this->conn = null; - } - } - - - /** - * This is our own debug handler for the SMTP connection - * @access public - */ - public function debug_handler(&$smtp, $message) - { - rcube::write_log('smtp', preg_replace('/\r\n$/', '', $message)); - } - - - /** - * Get error message - * @access public - */ - public function get_error() - { - return $this->error; - } - - - /** - * Get server response messages array - * @access public - */ - public function get_response() - { - return $this->response; - } - - - /** - * Take an array of mail headers and return a string containing - * text usable in sending a message. - * - * @param array $headers The array of headers to prepare, in an associative - * array, where the array key is the header name (ie, - * 'Subject'), and the array value is the header - * value (ie, 'test'). The header produced from those - * values would be 'Subject: test'. - * - * @return mixed Returns false if it encounters a bad address, - * otherwise returns an array containing two - * elements: Any From: address found in the headers, - * and the plain text version of the headers. - * @access private - */ - private function _prepare_headers($headers) - { - $lines = array(); - $from = null; - - foreach ($headers as $key => $value) + /** + * Take an array of mail headers and return a string containing + * text usable in sending a message. + * + * @param array $headers The array of headers to prepare, in an associative + * array, where the array key is the header name (ie, + * 'Subject'), and the array value is the header + * value (ie, 'test'). The header produced from those + * values would be 'Subject: test'. + * + * @return mixed Returns false if it encounters a bad address, + * otherwise returns an array containing two + * elements: Any From: address found in the headers, + * and the plain text version of the headers. + */ + private function _prepare_headers($headers) { - if (strcasecmp($key, 'From') === 0) - { - $addresses = $this->_parse_rfc822($value); - - if (is_array($addresses)) - $from = $addresses[0]; - - // Reject envelope From: addresses with spaces. - if (strpos($from, ' ') !== false) - return false; - - $lines[] = $key . ': ' . $value; - } - else if (strcasecmp($key, 'Received') === 0) - { - $received = array(); - if (is_array($value)) - { - foreach ($value as $line) - $received[] = $key . ': ' . $line; - } - else - { - $received[] = $key . ': ' . $value; + $lines = array(); + $from = null; + + foreach ($headers as $key => $value) { + if (strcasecmp($key, 'From') === 0) { + $addresses = $this->_parse_rfc822($value); + + if (is_array($addresses)) { + $from = $addresses[0]; + } + + // Reject envelope From: addresses with spaces. + if (strpos($from, ' ') !== false) { + return false; + } + + $lines[] = $key . ': ' . $value; + } + else if (strcasecmp($key, 'Received') === 0) { + $received = array(); + if (is_array($value)) { + foreach ($value as $line) { + $received[] = $key . ': ' . $line; + } + } + else { + $received[] = $key . ': ' . $value; + } + + // Put Received: headers at the top. Spam detectors often + // flag messages with Received: headers after the Subject: + // as spam. + $lines = array_merge($received, $lines); + } + else { + // If $value is an array (i.e., a list of addresses), convert + // it to a comma-delimited string of its elements (addresses). + if (is_array($value)) { + $value = implode(', ', $value); + } + + $lines[] = $key . ': ' . $value; + } } - // Put Received: headers at the top. Spam detectors often - // flag messages with Received: headers after the Subject: - // as spam. - $lines = array_merge($received, $lines); - } - else - { - // If $value is an array (i.e., a list of addresses), convert - // it to a comma-delimited string of its elements (addresses). - if (is_array($value)) - $value = implode(', ', $value); - - $lines[] = $key . ': ' . $value; - } + return array($from, join(self::SMTP_MIME_CRLF, $lines) . self::SMTP_MIME_CRLF); } - return array($from, join(SMTP_MIME_CRLF, $lines) . SMTP_MIME_CRLF); - } - - /** - * Take a set of recipients and parse them, returning an array of - * bare addresses (forward paths) that can be passed to sendmail - * or an smtp server with the rcpt to: command. - * - * @param mixed Either a comma-seperated list of recipients - * (RFC822 compliant), or an array of recipients, - * each RFC822 valid. - * - * @return array An array of forward paths (bare addresses). - * @access private - */ - private function _parse_rfc822($recipients) - { - // if we're passed an array, assume addresses are valid and implode them before parsing. - if (is_array($recipients)) - $recipients = implode(', ', $recipients); - - $addresses = array(); - $recipients = rcube_utils::explode_quoted_string(',', $recipients); - - reset($recipients); - while (list($k, $recipient) = each($recipients)) + /** + * Take a set of recipients and parse them, returning an array of + * bare addresses (forward paths) that can be passed to sendmail + * or an smtp server with the rcpt to: command. + * + * @param mixed Either a comma-seperated list of recipients + * (RFC822 compliant), or an array of recipients, + * each RFC822 valid. + * + * @return array An array of forward paths (bare addresses). + */ + private function _parse_rfc822($recipients) { - $a = rcube_utils::explode_quoted_string(' ', $recipient); - while (list($k2, $word) = each($a)) - { - if (strpos($word, "@") > 0 && $word[strlen($word)-1] != '"') - { - $word = preg_replace('/^<|>$/', '', trim($word)); - if (in_array($word, $addresses)===false) - array_push($addresses, $word); + // if we're passed an array, assume addresses are valid and implode them before parsing. + if (is_array($recipients)) { + $recipients = implode(', ', $recipients); } - } - } - return $addresses; - } + $addresses = array(); + $recipients = rcube_utils::explode_quoted_string(',', $recipients); + + reset($recipients); + while (list($k, $recipient) = each($recipients)) { + $a = rcube_utils::explode_quoted_string(' ', $recipient); + while (list($k2, $word) = each($a)) { + if (strpos($word, "@") > 0 && $word[strlen($word)-1] != '"') { + $word = preg_replace('/^<|>$/', '', trim($word)); + if (in_array($word, $addresses) === false) { + array_push($addresses, $word); + } + } + } + } + return $addresses; + } } -- cgit v1.2.3