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Update phpMailer to 5.2.26

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Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>
This commit is contained in:
Michael Kaufmann (d00p)
2018-01-26 17:18:12 +01:00
parent 3fb92259a8
commit fcd0dddfd5
2 changed files with 590 additions and 544 deletions
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805
lib/classes/phpmailer/class.PHPMailer.php
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329
lib/classes/phpmailer/class.SMTP.php
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@@ -1,88 +1,88 @@
<?php
/**
* PHPMailer RFC821 SMTP email transport class.
* PHP Version 5
* @package PHPMailer
* @link https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project
* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
* @author Brent R. Matzelle (original founder)
* @copyright 2014 Marcus Bointon
* @copyright 2010 - 2012 Jim Jagielski
* @copyright 2004 - 2009 Andy Prevost
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
* @note This program is distributed in the hope that it will be useful - WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*/
* PHP Version 5
* @package PHPMailer
* @link https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project
* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
* @author Brent R. Matzelle (original founder)
* @copyright 2014 Marcus Bointon
* @copyright 2010 - 2012 Jim Jagielski
* @copyright 2004 - 2009 Andy Prevost
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
* @note This program is distributed in the hope that it will be useful - WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*/
/**
* PHPMailer RFC821 SMTP email transport class.
* Implements RFC 821 SMTP commands and provides some utility methods for sending mail to an SMTP server.
* @package PHPMailer
* @author Chris Ryan
* @author Marcus Bointon <phpmailer@synchromedia.co.uk>
*/
* Implements RFC 821 SMTP commands and provides some utility methods for sending mail to an SMTP server.
* @package PHPMailer
* @author Chris Ryan
* @author Marcus Bointon <phpmailer@synchromedia.co.uk>
*/
class SMTP
{
/**
* The PHPMailer SMTP version number.
* @var string
*/
const VERSION = '5.2.21';
const VERSION = '5.2.26';
/**
* SMTP line break constant.
* @var string
*/
const CRLF = "\r\n";
/**
* The SMTP port to use if one is not specified.
* @var integer
*/
const DEFAULT_SMTP_PORT = 25;
/**
* The maximum line length allowed by RFC 2822 section 2.1.1
* @var integer
*/
const MAX_LINE_LENGTH = 998;
/**
* Debug level for no output
*/
const DEBUG_OFF = 0;
/**
* Debug level to show client -> server messages
*/
const DEBUG_CLIENT = 1;
/**
* Debug level to show client -> server and server -> client messages
*/
const DEBUG_SERVER = 2;
/**
* Debug level to show connection status, client -> server and server -> client messages
*/
const DEBUG_CONNECTION = 3;
/**
* Debug level to show all messages
*/
const DEBUG_LOWLEVEL = 4;
/**
* The PHPMailer SMTP Version number.
* @var string
* @deprecated Use the `VERSION` constant instead
* @see SMTP::VERSION
*/
public $Version = '5.2.21';
public $Version = '5.2.26';
/**
* SMTP server port number.
* @var integer
@@ -90,7 +90,7 @@ class SMTP
* @see SMTP::DEFAULT_SMTP_PORT
*/
public $SMTP_PORT = 25;
/**
* SMTP reply line ending.
* @var string
@@ -98,7 +98,7 @@ class SMTP
* @see SMTP::CRLF
*/
public $CRLF = "\r\n";
/**
* Debug output level.
* Options:
@@ -110,7 +110,7 @@ class SMTP
* @var integer
*/
public $do_debug = self::DEBUG_OFF;
/**
* How to handle debug output.
* Options:
@@ -125,7 +125,7 @@ class SMTP
* @var string|callable
*/
public $Debugoutput = 'echo';
/**
* Whether to use VERP.
* @link http://en.wikipedia.org/wiki/Variable_envelope_return_path
@@ -133,7 +133,7 @@ class SMTP
* @var boolean
*/
public $do_verp = false;
/**
* The timeout value for connection, in seconds.
* Default of 5 minutes (300sec) is from RFC2821 section 4.5.3.2
@@ -142,31 +142,36 @@ class SMTP
* @var integer
*/
public $Timeout = 300;
/**
* How long to wait for commands to complete, in seconds.
* Default of 5 minutes (300sec) is from RFC2821 section 4.5.3.2
* @var integer
*/
public $Timelimit = 300;
/**
* @var array patterns to extract smtp transaction id from smtp reply
* Only first capture group will be use, use non-capturing group to deal with it
* Extend this class to override this property to fulfil your needs.
* @var array Patterns to extract an SMTP transaction id from reply to a DATA command.
* The first capture group in each regex will be used as the ID.
*/
protected $smtp_transaction_id_patterns = array(
'exim' => '/[0-9]{3} OK id=(.*)/',
'sendmail' => '/[0-9]{3} 2.0.0 (.*) Message/',
'postfix' => '/[0-9]{3} 2.0.0 Ok: queued as (.*)/'
);
/**
* @var string The last transaction ID issued in response to a DATA command,
* if one was detected
*/
protected $last_smtp_transaction_id;
/**
* The socket for the server connection.
* @var resource
*/
protected $smtp_conn;
/**
* Error information, if any, for the last SMTP command.
* @var array
@@ -177,14 +182,14 @@ class SMTP
'smtp_code' => '',
'smtp_code_ex' => ''
);
/**
* The reply the server sent to us for HELO.
* If null, no HELO string has yet been received.
* @var string|null
*/
protected $helo_rply = null;
/**
* The set of SMTP extensions sent in reply to EHLO command.
* Indexes of the array are extension names.
@@ -195,13 +200,13 @@ class SMTP
* @var array|null
*/
protected $server_caps = null;
/**
* The most recent reply received from the server.
* @var string
*/
protected $last_reply = '';
/**
* Output debugging info via a user-selected method.
* @see SMTP::$Debugoutput
@@ -227,12 +232,11 @@ class SMTP
break;
case 'html':
//Cleans up output a bit for a better looking, HTML-safe output
echo htmlentities(
echo gmdate('Y-m-d H:i:s') . ' ' . htmlentities(
preg_replace('/[\r\n]+/', '', $str),
ENT_QUOTES,
'UTF-8'
)
. "<br>\n";
) . "<br>\n";
break;
case 'echo':
default:
@@ -242,10 +246,10 @@ class SMTP
"\n",
"\n \t ",
trim($str)
)."\n";
) . "\n";
}
}
/**
* Connect to an SMTP server.
* @param string $host SMTP server IP or host name
@@ -276,7 +280,8 @@ class SMTP
}
// Connect to the SMTP server
$this->edebug(
"Connection: opening to $host:$port, timeout=$timeout, options=".var_export($options, true),
"Connection: opening to $host:$port, timeout=$timeout, options=" .
var_export($options, true),
self::DEBUG_CONNECTION
);
$errno = 0;
@@ -339,7 +344,7 @@ class SMTP
$this->edebug('SERVER -> CLIENT: ' . $announce, self::DEBUG_SERVER);
return true;
}
/**
* Initiate a TLS (encrypted) session.
* @access public
@@ -350,28 +355,28 @@ class SMTP
if (!$this->sendCommand('STARTTLS', 'STARTTLS', 220)) {
return false;
}
//Allow the best TLS version(s) we can
$crypto_method = STREAM_CRYPTO_METHOD_TLS_CLIENT;
//PHP 5.6.7 dropped inclusion of TLS 1.1 and 1.2 in STREAM_CRYPTO_METHOD_TLS_CLIENT
//so add them back in manually if we can
if (defined('STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT')) {
$crypto_method |= STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT;
$crypto_method |= STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT;
}
// Begin encrypted connection
if (!stream_socket_enable_crypto(
set_error_handler(array($this, 'errorHandler'));
$crypto_ok = stream_socket_enable_crypto(
$this->smtp_conn,
true,
$crypto_method
)) {
return false;
}
return true;
);
restore_error_handler();
return $crypto_ok;
}
/**
* Perform SMTP authentication.
* Must be run after hello().
@@ -396,23 +401,22 @@ class SMTP
$this->setError('Authentication is not allowed before HELO/EHLO');
return false;
}
if (array_key_exists('EHLO', $this->server_caps)) {
// SMTP extensions are available. Let's try to find a proper authentication method
// SMTP extensions are available; try to find a proper authentication method
if (!array_key_exists('AUTH', $this->server_caps)) {
$this->setError('Authentication is not allowed at this stage');
// 'at this stage' means that auth may be allowed after the stage changes
// e.g. after STARTTLS
return false;
}
self::edebug('Auth method requested: ' . ($authtype ? $authtype : 'UNKNOWN'), self::DEBUG_LOWLEVEL);
self::edebug(
'Auth methods available on the server: ' . implode(',', $this->server_caps['AUTH']),
self::DEBUG_LOWLEVEL
);
if (empty($authtype)) {
foreach (array('CRAM-MD5', 'LOGIN', 'PLAIN', 'NTLM', 'XOAUTH2') as $method) {
if (in_array($method, $this->server_caps['AUTH'])) {
@@ -424,9 +428,9 @@ class SMTP
$this->setError('No supported authentication methods found');
return false;
}
self::edebug('Auth method selected: '.$authtype, self::DEBUG_LOWLEVEL);
self::edebug('Auth method selected: ' . $authtype, self::DEBUG_LOWLEVEL);
}
if (!in_array($authtype, $this->server_caps['AUTH'])) {
$this->setError("The requested authentication method \"$authtype\" is not supported by the server");
return false;
@@ -469,7 +473,7 @@ class SMTP
return false;
}
$oauth = $OAuth->getOauth64();
// Start authentication
if (!$this->sendCommand('AUTH', 'AUTH XOAUTH2 ' . $oauth, 235)) {
return false;
@@ -499,7 +503,7 @@ class SMTP
}
//msg1
$msg1 = $ntlm_client->typeMsg1($realm, $workstation); //msg1
if (!$this->sendCommand(
'AUTH NTLM',
'AUTH NTLM ' . base64_encode($msg1),
@@ -532,10 +536,10 @@ class SMTP
}
// Get the challenge
$challenge = base64_decode(substr($this->last_reply, 4));
// Build the response
$response = $username . ' ' . $this->hmac($challenge, $password);
// send encoded credentials
return $this->sendCommand('Username', base64_encode($response), 235);
default:
@@ -544,13 +548,13 @@ class SMTP
}
return true;
}
/**
* Calculate an MD5 HMAC hash.
* Works like hash_hmac('md5', $data, $key)
* in case that function is not available
* @param string $data The data to hash
* @param string $key The key to hash with
* @param string $key The key to hash with
* @access protected
* @return string
*/
@@ -559,15 +563,15 @@ class SMTP
if (function_exists('hash_hmac')) {
return hash_hmac('md5', $data, $key);
}
// The following borrowed from
// http://php.net/manual/en/function.mhash.php#27225
// RFC 2104 HMAC implementation for php.
// Creates an md5 HMAC.
// Eliminates the need to install mhash to compute a HMAC
// by Lance Rushing
$bytelen = 64; // byte length for md5
if (strlen($key) > $bytelen) {
$key = pack('H*', md5($key));
@@ -577,10 +581,10 @@ class SMTP
$opad = str_pad('', $bytelen, chr(0x5c));
$k_ipad = $key ^ $ipad;
$k_opad = $key ^ $opad;
return md5($k_opad . pack('H*', md5($k_ipad . $data)));
}
/**
* Check connection state.
* @access public
@@ -603,7 +607,7 @@ class SMTP
}
return false;
}
/**
* Close the socket and clean up the state of the class.
* Don't use this function without first trying to use QUIT.
@@ -623,7 +627,7 @@ class SMTP
$this->edebug('Connection: closed', self::DEBUG_CONNECTION);
}
}
/**
* Send an SMTP DATA command.
* Issues a data command and sends the msg_data to the server,
@@ -642,7 +646,7 @@ class SMTP
if (!$this->sendCommand('DATA', 'DATA', 354)) {
return false;
}
/* The server is ready to accept data!
* According to rfc821 we should not send more than 1000 characters on a single line (including the CRLF)
* so we will break the data up into lines by \r and/or \n then if needed we will break each of those into
@@ -650,21 +654,21 @@ class SMTP
* We will also look for lines that start with a '.' and prepend an additional '.'.
* NOTE: this does not count towards line-length limit.
*/
// Normalize line breaks before exploding
$lines = explode("\n", str_replace(array("\r\n", "\r"), "\n", $msg_data));
/* To distinguish between a complete RFC822 message and a plain message body, we check if the first field
* of the first line (':' separated) does not contain a space then it _should_ be a header and we will
* process all lines before a blank line as headers.
*/
$field = substr($lines[0], 0, strpos($lines[0], ':'));
$in_headers = false;
if (!empty($field) && strpos($field, ' ') === false) {
$in_headers = true;
}
foreach ($lines as $line) {
$lines_out = array();
if ($in_headers and $line == '') {
@@ -694,7 +698,7 @@ class SMTP
}
}
$lines_out[] = $line;
//Send the lines to the server
foreach ($lines_out as $line_out) {
//RFC2821 section 4.5.2
@@ -704,17 +708,18 @@ class SMTP
$this->client_send($line_out . self::CRLF);
}
}
//Message data has been sent, complete the command
//Increase timelimit for end of DATA command
$savetimelimit = $this->Timelimit;
$this->Timelimit = $this->Timelimit * 2;
$result = $this->sendCommand('DATA END', '.', 250);
$this->recordLastTransactionID();
//Restore timelimit
$this->Timelimit = $savetimelimit;
return $result;
}
/**
* Send an SMTP HELO or EHLO command.
* Used to identify the sending server to the receiving server.
@@ -730,7 +735,7 @@ class SMTP
//Try extended hello first (RFC 2821)
return (boolean)($this->sendHello('EHLO', $host) or $this->sendHello('HELO', $host));
}
/**
* Send an SMTP HELO or EHLO command.
* Low-level implementation used by hello()
@@ -751,7 +756,7 @@ class SMTP
}
return $noerror;
}
/**
* Parse a reply to HELO/EHLO command to discover server extensions.
* In case of HELO, the only parameter that can be discovered is a server name.
@@ -762,7 +767,7 @@ class SMTP
{
$this->server_caps = array();
$lines = explode("\n", $this->helo_rply);
foreach ($lines as $n => $s) {
//First 4 chars contain response code followed by - or space
$s = trim(substr($s, 4));
@@ -793,7 +798,7 @@ class SMTP
}
}
}
/**
* Send an SMTP MAIL command.
* Starts a mail transaction from the email address specified in
@@ -814,7 +819,7 @@ class SMTP
250
);
}
/**
* Send an SMTP QUIT command.
* Closes the socket if there is no error or the $close_on_error argument is true.
@@ -833,7 +838,7 @@ class SMTP
}
return $noerror;
}
/**
* Send an SMTP RCPT command.
* Sets the TO argument to $toaddr.
@@ -851,7 +856,7 @@ class SMTP
array(250, 251)
);
}
/**
* Send an SMTP RSET command.
* Abort any transaction that is currently in progress.
@@ -863,7 +868,7 @@ class SMTP
{
return $this->sendCommand('RSET', 'RSET', 250);
}
/**
* Send a command to an SMTP server and check its return code.
* @param string $command The command name - not sent to the server
@@ -884,7 +889,7 @@ class SMTP
return false;
}
$this->client_send($commandstring . self::CRLF);
$this->last_reply = $this->get_lines();
// Fetch SMTP code and possible error code explanation
$matches = array();
@@ -893,7 +898,8 @@ class SMTP
$code_ex = (count($matches) > 2 ? $matches[2] : null);
// Cut off error code from each response line
$detail = preg_replace(
"/{$code}[ -]".($code_ex ? str_replace('.', '\\.', $code_ex).' ' : '')."/m",
"/{$code}[ -]" .
($code_ex ? str_replace('.', '\\.', $code_ex) . ' ' : '') . "/m",
'',
$this->last_reply
);
@@ -903,9 +909,9 @@ class SMTP
$code_ex = null;
$detail = substr($this->last_reply, 4);
}
$this->edebug('SERVER -> CLIENT: ' . $this->last_reply, self::DEBUG_SERVER);
if (!in_array($code, (array)$expect)) {
$this->setError(
"$command command failed",
@@ -919,11 +925,11 @@ class SMTP
);
return false;
}
$this->setError('');
return true;
}
/**
* Send an SMTP SAML command.
* Starts a mail transaction from the email address specified in $from.
@@ -941,7 +947,7 @@ class SMTP
{
return $this->sendCommand('SAML', "SAML FROM:$from", 250);
}
/**
* Send an SMTP VRFY command.
* @param string $name The name to verify
@@ -952,7 +958,7 @@ class SMTP
{
return $this->sendCommand('VRFY', "VRFY $name", array(250, 251));
}
/**
* Send an SMTP NOOP command.
* Used to keep keep-alives alive, doesn't actually do anything
@@ -963,7 +969,7 @@ class SMTP
{
return $this->sendCommand('NOOP', 'NOOP', 250);
}
/**
* Send an SMTP TURN command.
* This is an optional command for SMTP that this class does not support.
@@ -979,7 +985,7 @@ class SMTP
$this->edebug('SMTP NOTICE: ' . $this->error['error'], self::DEBUG_CLIENT);
return false;
}
/**
* Send raw data to the server.
* @param string $data The data to send
@@ -989,9 +995,12 @@ class SMTP
public function client_send($data)
{
$this->edebug("CLIENT -> SERVER: $data", self::DEBUG_CLIENT);
return fwrite($this->smtp_conn, $data);
set_error_handler(array($this, 'errorHandler'));
$result = fwrite($this->smtp_conn, $data);
restore_error_handler();
return $result;
}
/**
* Get the latest error.
* @access public
@@ -1001,7 +1010,7 @@ class SMTP
{
return $this->error;
}
/**
* Get SMTP extensions available on the server
* @access public
@@ -1011,7 +1020,7 @@ class SMTP
{
return $this->server_caps;
}
/**
* A multipurpose method
* The method works in three ways, dependent on argument value and current state
@@ -1037,7 +1046,7 @@ class SMTP
$this->setError('No HELO/EHLO was sent');
return null;
}
// the tight logic knot ;)
if (!array_key_exists($name, $this->server_caps)) {
if ($name == 'HELO') {
@@ -1049,10 +1058,10 @@ class SMTP
$this->setError('HELO handshake was used. Client knows nothing about server extensions');
return null;
}
return $this->server_caps[$name];
}
/**
* Get the last reply from the server.
* @access public
@@ -1062,7 +1071,7 @@ class SMTP
{
return $this->last_reply;
}
/**
* Read the SMTP server's response.
* Either before eof or socket timeout occurs on the operation.
@@ -1089,8 +1098,10 @@ class SMTP
$this->edebug("SMTP -> get_lines(): \$data is \"$data\"", self::DEBUG_LOWLEVEL);
$this->edebug("SMTP -> get_lines(): \$str is \"$str\"", self::DEBUG_LOWLEVEL);
$data .= $str;
// If 4th character is a space, we are done reading, break the loop, micro-optimisation over strlen
if ((isset($str[3]) and $str[3] == ' ')) {
// If response is only 3 chars (not valid, but RFC5321 S4.2 says it must be handled),
// or 4th character is a space, we are done reading, break the loop,
// string array access is a micro-optimisation over strlen
if (!isset($str[3]) or (isset($str[3]) and $str[3] == ' ')) {
break;
}
// Timed-out? Log and break
@@ -1105,7 +1116,7 @@ class SMTP
// Now check if reads took too long
if ($endtime and time() > $endtime) {
$this->edebug(
'SMTP -> get_lines(): timelimit reached ('.
'SMTP -> get_lines(): timelimit reached (' .
$this->Timelimit . ' sec)',
self::DEBUG_LOWLEVEL
);
@@ -1114,7 +1125,7 @@ class SMTP
}
return $data;
}
/**
* Enable or disable VERP address generation.
* @param boolean $enabled
@@ -1123,7 +1134,7 @@ class SMTP
{
$this->do_verp = $enabled;
}
/**
* Get VERP address generation mode.
* @return boolean
@@ -1132,7 +1143,7 @@ class SMTP
{
return $this->do_verp;
}
/**
* Set error messages and codes.
* @param string $message The error message
@@ -1149,7 +1160,7 @@ class SMTP
'smtp_code_ex' => $smtp_code_ex
);
}
/**
* Set debug output method.
* @param string|callable $method The name of the mechanism to use for debugging output, or a callable to handle it.
@@ -1158,7 +1169,7 @@ class SMTP
{
$this->Debugoutput = $method;
}
/**
* Get debug output method.
* @return string
@@ -1167,7 +1178,7 @@ class SMTP
{
return $this->Debugoutput;
}
/**
* Set debug output level.
* @param integer $level
@@ -1176,7 +1187,7 @@ class SMTP
{
$this->do_debug = $level;
}
/**
* Get debug output level.
* @return integer
@@ -1185,7 +1196,7 @@ class SMTP
{
return $this->do_debug;
}
/**
* Set SMTP timeout.
* @param integer $timeout
@@ -1194,7 +1205,7 @@ class SMTP
{
$this->Timeout = $timeout;
}
/**
* Get SMTP timeout.
* @return integer
@@ -1203,47 +1214,63 @@ class SMTP
{
return $this->Timeout;
}
/**
* Reports an error number and string.
* @param integer $errno The error number returned by PHP.
* @param string $errmsg The error message returned by PHP.
* @param string $errfile The file the error occurred in
* @param integer $errline The line number the error occurred on
*/
protected function errorHandler($errno, $errmsg)
protected function errorHandler($errno, $errmsg, $errfile = '', $errline = 0)
{
$notice = 'Connection: Failed to connect to server.';
$notice = 'Connection failed.';
$this->setError(
$notice,
$errno,
$errmsg
);
$this->edebug(
$notice . ' Error number ' . $errno . '. "Error notice: ' . $errmsg,
$notice . ' Error #' . $errno . ': ' . $errmsg . " [$errfile line $errline]",
self::DEBUG_CONNECTION
);
}
/**
* Will return the ID of the last smtp transaction based on a list of patterns provided
* in SMTP::$smtp_transaction_id_patterns.
* Extract and return the ID of the last SMTP transaction based on
* a list of patterns provided in SMTP::$smtp_transaction_id_patterns.
* Relies on the host providing the ID in response to a DATA command.
* If no reply has been received yet, it will return null.
* If no pattern has been matched, it will return false.
* If no pattern was matched, it will return false.
* @return bool|null|string
*/
protected function recordLastTransactionID()
{
$reply = $this->getLastReply();
if (empty($reply)) {
$this->last_smtp_transaction_id = null;
} else {
$this->last_smtp_transaction_id = false;
foreach ($this->smtp_transaction_id_patterns as $smtp_transaction_id_pattern) {
if (preg_match($smtp_transaction_id_pattern, $reply, $matches)) {
$this->last_smtp_transaction_id = $matches[1];
}
}
}
return $this->last_smtp_transaction_id;
}
/**
* Get the queue/transaction ID of the last SMTP transaction
* If no reply has been received yet, it will return null.
* If no pattern was matched, it will return false.
* @return bool|null|string
* @see recordLastTransactionID()
*/
public function getLastTransactionID()
{
$reply = $this->getLastReply();
if (empty($reply)) {
return null;
}
foreach($this->smtp_transaction_id_patterns as $smtp_transaction_id_pattern) {
if(preg_match($smtp_transaction_id_pattern, $reply, $matches)) {
return $matches[1];
}
}
return false;
return $this->last_smtp_transaction_id;
}
}