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<?php
/**
* PHPMailer - PHP email creation and 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 2012 - 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 - PHP email creation and transport class.
* @package PHPMailer
* @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)
*/
class PHPMailer
{
/**
* The PHPMailer Version number.
* @var string
*/
public $Version = '5.2.22';
/**
* Email priority.
* Options: null (default), 1 = High, 3 = Normal, 5 = low.
* When null, the header is not set at all.
* @var integer
*/
public $Priority = null;
/**
* The character set of the message.
* @var string
*/
public $CharSet = 'iso-8859-1';
/**
* The MIME Content-type of the message.
* @var string
*/
public $ContentType = 'text/plain';
/**
* The message encoding.
* Options: "8bit", "7bit", "binary", "base64", and "quoted-printable".
* @var string
*/
public $Encoding = '8bit';
/**
* Holds the most recent mailer error message.
* @var string
*/
public $ErrorInfo = '';
/**
* The From email address for the message.
* @var string
*/
public $From = 'root@localhost';
/**
* The From name of the message.
* @var string
*/
public $FromName = 'Root User';
/**
* The Sender email (Return-Path) of the message.
* If not empty, will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode.
* @var string
*/
public $Sender = '';
/**
* The Return-Path of the message.
* If empty, it will be set to either From or Sender.
* @var string
* @deprecated Email senders should never set a return-path header;
* it's the receiver's job (RFC5321 section 4.4), so this no longer does anything.
* @link https://tools.ietf.org/html/rfc5321#section-4.4 RFC5321 reference
*/
public $ReturnPath = '';
/**
* The Subject of the message.
* @var string
*/
public $Subject = '';
/**
* An HTML or plain text message body.
* If HTML then call isHTML(true).
* @var string
*/
public $Body = '';
/**
* The plain-text message body.
* This body can be read by mail clients that do not have HTML email
* capability such as mutt & Eudora.
* Clients that can read HTML will view the normal Body.
* @var string
*/
public $AltBody = '';
/**
* An iCal message part body.
* Only supported in simple alt or alt_inline message types
* To generate iCal events, use the bundled extras/EasyPeasyICS.php class or iCalcreator
* @link http://sprain.ch/blog/downloads/php-class-easypeasyics-create-ical-files-with-php/
* @link http://kigkonsult.se/iCalcreator/
* @var string
*/
public $Ical = '';
/**
* The complete compiled MIME message body.
* @access protected
* @var string
*/
protected $MIMEBody = '';
/**
* The complete compiled MIME message headers.
* @var string
* @access protected
*/
protected $MIMEHeader = '';
/**
* Extra headers that createHeader() doesn't fold in.
* @var string
* @access protected
*/
protected $mailHeader = '';
/**
* Word-wrap the message body to this number of chars.
* Set to 0 to not wrap. A useful value here is 78, for RFC2822 section 2.1.1 compliance.
* @var integer
*/
public $WordWrap = 0;
/**
* Which method to use to send mail.
* Options: "mail", "sendmail", or "smtp".
* @var string
*/
public $Mailer = 'mail';
/**
* The path to the sendmail program.
* @var string
*/
public $Sendmail = '/usr/sbin/sendmail';
/**
* Whether mail() uses a fully sendmail-compatible MTA.
* One which supports sendmail's "-oi -f" options.
* @var boolean
*/
public $UseSendmailOptions = true;
/**
* Path to PHPMailer plugins.
* Useful if the SMTP class is not in the PHP include path.
* @var string
* @deprecated Should not be needed now there is an autoloader.
*/
public $PluginDir = '';
/**
* The email address that a reading confirmation should be sent to, also known as read receipt.
* @var string
*/
public $ConfirmReadingTo = '';
/**
* The hostname to use in the Message-ID header and as default HELO string.
* If empty, PHPMailer attempts to find one with, in order,
* $_SERVER['SERVER_NAME'], gethostname(), php_uname('n'), or the value
* 'localhost.localdomain'.
* @var string
*/
public $Hostname = '';
/**
* An ID to be used in the Message-ID header.
* If empty, a unique id will be generated.
* You can set your own, but it must be in the format "<id@domain>",
* as defined in RFC5322 section 3.6.4 or it will be ignored.
* @see https://tools.ietf.org/html/rfc5322#section-3.6.4
* @var string
*/
public $MessageID = '';
/**
* The message Date to be used in the Date header.
* If empty, the current date will be added.
* @var string
*/
public $MessageDate = '';
/**
* SMTP hosts.
* Either a single hostname or multiple semicolon-delimited hostnames.
* You can also specify a different port
* for each host by using this format: [hostname:port]
* (e.g. "smtp1.example.com:25;smtp2.example.com").
* You can also specify encryption type, for example:
* (e.g. "tls://smtp1.example.com:587;ssl://smtp2.example.com:465").
* Hosts will be tried in order.
* @var string
*/
public $Host = 'localhost';
/**
* The default SMTP server port.
* @var integer
* @TODO Why is this needed when the SMTP class takes care of it?
*/
public $Port = 25;
/**
* The SMTP HELO of the message.
* Default is $Hostname. If $Hostname is empty, PHPMailer attempts to find
* one with the same method described above for $Hostname.
* @var string
* @see PHPMailer::$Hostname
*/
public $Helo = '';
/**
* What kind of encryption to use on the SMTP connection.
* Options: '', 'ssl' or 'tls'
* @var string
*/
public $SMTPSecure = '';
/**
* Whether to enable TLS encryption automatically if a server supports it,
* even if `SMTPSecure` is not set to 'tls'.
* Be aware that in PHP >= 5.6 this requires that the server's certificates are valid.
* @var boolean
*/
public $SMTPAutoTLS = true;
/**
* Whether to use SMTP authentication.
* Uses the Username and Password properties.
* @var boolean
* @see PHPMailer::$Username
* @see PHPMailer::$Password
*/
public $SMTPAuth = false;
/**
* Options array passed to stream_context_create when connecting via SMTP.
* @var array
*/
public $SMTPOptions = array();
/**
* SMTP username.
* @var string
*/
public $Username = '';
/**
* SMTP password.
* @var string
*/
public $Password = '';
/**
* SMTP auth type.
* Options are CRAM-MD5, LOGIN, PLAIN, NTLM, XOAUTH2, attempted in that order if not specified
* @var string
*/
public $AuthType = '';
/**
* SMTP realm.
* Used for NTLM auth
* @var string
*/
public $Realm = '';
/**
* SMTP workstation.
* Used for NTLM auth
* @var string
*/
public $Workstation = '';
/**
* The SMTP server timeout in seconds.
* Default of 5 minutes (300sec) is from RFC2821 section 4.5.3.2
* @var integer
*/
public $Timeout = 300;
/**
* SMTP class debug output mode.
* Debug output level.
* Options:
* * `0` No output
* * `1` Commands
* * `2` Data and commands
* * `3` As 2 plus connection status
* * `4` Low-level data output
* @var integer
* @see SMTP::$do_debug
*/
public $SMTPDebug = 0;
/**
* How to handle debug output.
* Options:
* * `echo` Output plain-text as-is, appropriate for CLI
* * `html` Output escaped, line breaks converted to `<br>`, appropriate for browser output
* * `error_log` Output to error log as configured in php.ini
*
* Alternatively, you can provide a callable expecting two params: a message string and the debug level:
* <code>
* $mail->Debugoutput = function($str, $level) {echo "debug level $level; message: $str";};
* </code>
* @var string|callable
* @see SMTP::$Debugoutput
*/
public $Debugoutput = 'echo';
/**
* Whether to keep SMTP connection open after each message.
* If this is set to true then to close the connection
* requires an explicit call to smtpClose().
* @var boolean
*/
public $SMTPKeepAlive = false;
/**
* Whether to split multiple to addresses into multiple messages
* or send them all in one message.
* Only supported in `mail` and `sendmail` transports, not in SMTP.
* @var boolean
*/
public $SingleTo = false;
/**
* Storage for addresses when SingleTo is enabled.
* @var array
* @TODO This should really not be public
*/
public $SingleToArray = array();
/**
* Whether to generate VERP addresses on send.
* Only applicable when sending via SMTP.
* @link https://en.wikipedia.org/wiki/Variable_envelope_return_path
* @link http://www.postfix.org/VERP_README.html Postfix VERP info
* @var boolean
*/
public $do_verp = false;
/**
* Whether to allow sending messages with an empty body.
* @var boolean
*/
public $AllowEmpty = false;
/**
* The default line ending.
* @note The default remains "\n". We force CRLF where we know
* it must be used via self::CRLF.
* @var string
*/
public $LE = "\n";
/**
* DKIM selector.
* @var string
*/
public $DKIM_selector = '';
/**
* DKIM Identity.
* Usually the email address used as the source of the email.
* @var string
*/
public $DKIM_identity = '';
/**
* DKIM passphrase.
* Used if your key is encrypted.
* @var string
*/
public $DKIM_passphrase = '';
/**
* DKIM signing domain name.
* @example 'example.com'
* @var string
*/
public $DKIM_domain = '';
/**
* DKIM private key file path.
* @var string
*/
public $DKIM_private = '';
/**
* DKIM private key string.
* If set, takes precedence over `$DKIM_private`.
* @var string
*/
public $DKIM_private_string = '';
/**
* Callback Action function name.
*
* The function that handles the result of the send email action.
* It is called out by send() for each email sent.
*
* Value can be any php callable: http://www.php.net/is_callable
*
* Parameters:
* boolean $result result of the send action
* string $to email address of the recipient
* string $cc cc email addresses
* string $bcc bcc email addresses
* string $subject the subject
* string $body the email body
* string $from email address of sender
* @var string
*/
public $action_function = '';
/**
* What to put in the X-Mailer header.
* Options: An empty string for PHPMailer default, whitespace for none, or a string to use
* @var string
*/
public $XMailer = '';
/**
* Which validator to use by default when validating email addresses.
* May be a callable to inject your own validator, but there are several built-in validators.
* @see PHPMailer::validateAddress()
* @var string|callable
* @static
*/
public static $validator = 'auto';
/**
* An instance of the SMTP sender class.
* @var SMTP
* @access protected
*/
protected $smtp = null;
/**
* The array of 'to' names and addresses.
* @var array
* @access protected
*/
protected $to = array();
/**
* The array of 'cc' names and addresses.
* @var array
* @access protected
*/
protected $cc = array();
/**
* The array of 'bcc' names and addresses.
* @var array
* @access protected
*/
protected $bcc = array();
/**
* The array of reply-to names and addresses.
* @var array
* @access protected
*/
protected $ReplyTo = array();
/**
* An array of all kinds of addresses.
* Includes all of $to, $cc, $bcc
* @var array
* @access protected
* @see PHPMailer::$to @see PHPMailer::$cc @see PHPMailer::$bcc
*/
protected $all_recipients = array();
/**
* An array of names and addresses queued for validation.
* In send(), valid and non duplicate entries are moved to $all_recipients
* and one of $to, $cc, or $bcc.
* This array is used only for addresses with IDN.
* @var array
* @access protected
* @see PHPMailer::$to @see PHPMailer::$cc @see PHPMailer::$bcc
* @see PHPMailer::$all_recipients
*/
protected $RecipientsQueue = array();
/**
* An array of reply-to names and addresses queued for validation.
* In send(), valid and non duplicate entries are moved to $ReplyTo.
* This array is used only for addresses with IDN.
* @var array
* @access protected
* @see PHPMailer::$ReplyTo
*/
protected $ReplyToQueue = array();
/**
* The array of attachments.
* @var array
* @access protected
*/
protected $attachment = array();
/**
* The array of custom headers.
* @var array
* @access protected
*/
protected $CustomHeader = array();
/**
* The most recent Message-ID (including angular brackets).
* @var string
* @access protected
*/
protected $lastMessageID = '';
/**
* The message's MIME type.
* @var string
* @access protected
*/
protected $message_type = '';
/**
* The array of MIME boundary strings.
* @var array
* @access protected
*/
protected $boundary = array();
/**
* The array of available languages.
* @var array
* @access protected
*/
protected $language = array();
/**
* The number of errors encountered.
* @var integer
* @access protected
*/
protected $error_count = 0;
/**
* The S/MIME certificate file path.
* @var string
* @access protected
*/
protected $sign_cert_file = '';
/**
* The S/MIME key file path.
* @var string
* @access protected
*/
protected $sign_key_file = '';
/**
* The optional S/MIME extra certificates ("CA Chain") file path.
* @var string
* @access protected
*/
protected $sign_extracerts_file = '';
/**
* The S/MIME password for the key.
* Used only if the key is encrypted.
* @var string
* @access protected
*/
protected $sign_key_pass = '';
/**
* Whether to throw exceptions for errors.
* @var boolean
* @access protected
*/
protected $exceptions = false;
/**
* Unique ID used for message ID and boundaries.
* @var string
* @access protected
*/
protected $uniqueid = '';
/**
* Error severity: message only, continue processing.
*/
const STOP_MESSAGE = 0;
/**
* Error severity: message, likely ok to continue processing.
*/
const STOP_CONTINUE = 1;
/**
* Error severity: message, plus full stop, critical error reached.
*/
const STOP_CRITICAL = 2;
/**
* SMTP RFC standard line ending.
*/
const CRLF = "\r\n";
/**
* The maximum line length allowed by RFC 2822 section 2.1.1
* @var integer
*/
const MAX_LINE_LENGTH = 998;
/**
* Constructor.
* @param boolean $exceptions Should we throw external exceptions?
*/
public function __construct($exceptions = null)
{
if ($exceptions !== null) {
$this->exceptions = (boolean)$exceptions;
}
}
/**
* Destructor.
*/
public function __destruct()
{
//Close any open SMTP connection nicely
$this->smtpClose();
}
/**
* Call mail() in a safe_mode-aware fashion.
* Also, unless sendmail_path points to sendmail (or something that
* claims to be sendmail), don't pass params (not a perfect fix,
* but it will do)
* @param string $to To
* @param string $subject Subject
* @param string $body Message Body
* @param string $header Additional Header(s)
* @param string $params Params
* @access private
* @return boolean
*/
private function mailPassthru($to, $subject, $body, $header, $params)
{
//Check overloading of mail function to avoid double-encoding
if (ini_get('mbstring.func_overload') & 1) {
$subject = $this->secureHeader($subject);
} else {
$subject = $this->encodeHeader($this->secureHeader($subject));
}
//Can't use additional_parameters in safe_mode, calling mail() with null params breaks
//@link http://php.net/manual/en/function.mail.php
if (ini_get('safe_mode') or !$this->UseSendmailOptions or is_null($params)) {
$result = @mail($to, $subject, $body, $header);
} else {
$result = @mail($to, $subject, $body, $header, $params);
}
return $result;
}
/**
* Output debugging info via user-defined method.
* Only generates output if SMTP debug output is enabled (@see SMTP::$do_debug).
* @see PHPMailer::$Debugoutput
* @see PHPMailer::$SMTPDebug
* @param string $str
*/
protected function edebug($str)
{
if ($this->SMTPDebug <= 0) {
return;
}
//Avoid clash with built-in function names
if (!in_array($this->Debugoutput, array('error_log', 'html', 'echo')) and is_callable($this->Debugoutput)) {
call_user_func($this->Debugoutput, $str, $this->SMTPDebug);
return;
}
switch ($this->Debugoutput) {
case 'error_log':
//Don't output, just log
error_log($str);
break;
case 'html':
//Cleans up output a bit for a better looking, HTML-safe output
echo htmlentities(
preg_replace('/[\r\n]+/', '', $str),
ENT_QUOTES,
'UTF-8'
)
. "<br>\n";
break;
case 'echo':
default:
//Normalize line breaks
$str = preg_replace('/\r\n?/ms', "\n", $str);
echo gmdate('Y-m-d H:i:s') . "\t" . str_replace(
"\n",
"\n \t ",
trim($str)
) . "\n";
}
}
/**
* Sets message type to HTML or plain.
* @param boolean $isHtml True for HTML mode.
* @return void
*/
public function isHTML($isHtml = true)
{
if ($isHtml) {
$this->ContentType = 'text/html';
} else {
$this->ContentType = 'text/plain';
}
}
/**
* Send messages using SMTP.
* @return void
*/
public function isSMTP()
{
$this->Mailer = 'smtp';
}
/**
* Send messages using PHP's mail() function.
* @return void
*/
public function isMail()
{
$this->Mailer = 'mail';
}
/**
* Send messages using $Sendmail.
* @return void
*/
public function isSendmail()
{
$ini_sendmail_path = ini_get('sendmail_path');
if (!stristr($ini_sendmail_path, 'sendmail')) {
$this->Sendmail = '/usr/sbin/sendmail';
} else {
$this->Sendmail = $ini_sendmail_path;
}
$this->Mailer = 'sendmail';
}
/**
* Send messages using qmail.
* @return void
*/
public function isQmail()
{
$ini_sendmail_path = ini_get('sendmail_path');
if (!stristr($ini_sendmail_path, 'qmail')) {
$this->Sendmail = '/var/qmail/bin/qmail-inject';
} else {
$this->Sendmail = $ini_sendmail_path;
}
$this->Mailer = 'qmail';
}
/**
* Add a "To" address.
* @param string $address The email address to send to
* @param string $name
* @return boolean true on success, false if address already used or invalid in some way
*/
public function addAddress($address, $name = '')
{
return $this->addOrEnqueueAnAddress('to', $address, $name);
}
/**
* Add a "CC" address.
* @note: This function works with the SMTP mailer on win32, not with the "mail" mailer.
* @param string $address The email address to send to
* @param string $name
* @return boolean true on success, false if address already used or invalid in some way
*/
public function addCC($address, $name = '')
{
return $this->addOrEnqueueAnAddress('cc', $address, $name);
}
/**
* Add a "BCC" address.
* @note: This function works with the SMTP mailer on win32, not with the "mail" mailer.
* @param string $address The email address to send to
* @param string $name
* @return boolean true on success, false if address already used or invalid in some way
*/
public function addBCC($address, $name = '')
{
return $this->addOrEnqueueAnAddress('bcc', $address, $name);
}
/**
* Add a "Reply-To" address.
* @param string $address The email address to reply to
* @param string $name
* @return boolean true on success, false if address already used or invalid in some way
*/
public function addReplyTo($address, $name = '')
{
return $this->addOrEnqueueAnAddress('Reply-To', $address, $name);
}
/**
* Add an address to one of the recipient arrays or to the ReplyTo array. Because PHPMailer
* can't validate addresses with an IDN without knowing the PHPMailer::$CharSet (that can still
* be modified after calling this function), addition of such addresses is delayed until send().
* Addresses that have been added already return false, but do not throw exceptions.
* @param string $kind One of 'to', 'cc', 'bcc', or 'ReplyTo'
* @param string $address The email address to send, resp. to reply to
* @param string $name
* @throws phpmailerException
* @return boolean true on success, false if address already used or invalid in some way
* @access protected
*/
protected function addOrEnqueueAnAddress($kind, $address, $name)
{
$address = trim($address);
$name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
if (($pos = strrpos($address, '@')) === false) {
// At-sign is misssing.
$error_message = $this->lang('invalid_address') . " (addAnAddress $kind): $address";
$this->setError($error_message);
$this->edebug($error_message);
if ($this->exceptions) {
throw new phpmailerException($error_message);
}
return false;
}
$params = array($kind, $address, $name);
// Enqueue addresses with IDN until we know the PHPMailer::$CharSet.
if ($this->has8bitChars(substr($address, ++$pos)) and $this->idnSupported()) {
if ($kind != 'Reply-To') {
if (!array_key_exists($address, $this->RecipientsQueue)) {
$this->RecipientsQueue[$address] = $params;
return true;
}
} else {
if (!array_key_exists($address, $this->ReplyToQueue)) {
$this->ReplyToQueue[$address] = $params;
return true;
}
}
return false;
}
// Immediately add standard addresses without IDN.
return call_user_func_array(array($this, 'addAnAddress'), $params);
}
/**
* Add an address to one of the recipient arrays or to the ReplyTo array.
* Addresses that have been added already return false, but do not throw exceptions.
* @param string $kind One of 'to', 'cc', 'bcc', or 'ReplyTo'
* @param string $address The email address to send, resp. to reply to
* @param string $name
* @throws phpmailerException
* @return boolean true on success, false if address already used or invalid in some way
* @access protected
*/
protected function addAnAddress($kind, $address, $name = '')
{
if (!in_array($kind, array('to', 'cc', 'bcc', 'Reply-To'))) {
$error_message = $this->lang('Invalid recipient kind: ') . $kind;
$this->setError($error_message);
$this->edebug($error_message);
if ($this->exceptions) {
throw new phpmailerException($error_message);
}
return false;
}
if (!$this->validateAddress($address)) {
$error_message = $this->lang('invalid_address') . " (addAnAddress $kind): $address";
$this->setError($error_message);
$this->edebug($error_message);
if ($this->exceptions) {
throw new phpmailerException($error_message);
}
return false;
}
if ($kind != 'Reply-To') {
if (!array_key_exists(strtolower($address), $this->all_recipients)) {
array_push($this->$kind, array($address, $name));
$this->all_recipients[strtolower($address)] = true;
return true;
}
} else {
if (!array_key_exists(strtolower($address), $this->ReplyTo)) {
$this->ReplyTo[strtolower($address)] = array($address, $name);
return true;
}
}
return false;
}
/**
* 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;
}
/**
* Set the From and FromName properties.
* @param string $address
* @param string $name
* @param boolean $auto Whether to also set the Sender address, defaults to true
* @throws phpmailerException
* @return boolean
*/
public function setFrom($address, $name = '', $auto = true)
{
$address = trim($address);
$name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
// Don't validate now addresses with IDN. Will be done in send().
if (($pos = strrpos($address, '@')) === false or
(!$this->has8bitChars(substr($address, ++$pos)) or !$this->idnSupported()) and
!$this->validateAddress($address)) {
$error_message = $this->lang('invalid_address') . " (setFrom) $address";
$this->setError($error_message);
$this->edebug($error_message);
if ($this->exceptions) {
throw new phpmailerException($error_message);
}
return false;
}
$this->From = $address;
$this->FromName = $name;
if ($auto) {
if (empty($this->Sender)) {
$this->Sender = $address;
}
}
return true;
}
/**
* Return the Message-ID header of the last email.
* Technically this is the value from the last time the headers were created,
* but it's also the message ID of the last sent message except in
* pathological cases.
* @return string
*/
public function getLastMessageID()
{
return $this->lastMessageID;
}
/**
* Check that a string looks like an email address.
* @param string $address The email address to check
* @param string|callable $patternselect A selector for the validation pattern to use :
* * `auto` Pick best pattern automatically;
* * `pcre8` Use the squiloople.com pattern, requires PCRE > 8.0, PHP >= 5.3.2, 5.2.14;
* * `pcre` Use old PCRE implementation;
* * `php` Use PHP built-in FILTER_VALIDATE_EMAIL;
* * `html5` Use the pattern given by the HTML5 spec for 'email' type form input elements.
* * `noregex` Don't use a regex: super fast, really dumb.
* Alternatively you may pass in a callable to inject your own validator, for example:
* PHPMailer::validateAddress('user@example.com', function($address) {
* return (strpos($address, '@') !== false);
* });
* You can also set the PHPMailer::$validator static to a callable, allowing built-in methods to use your validator.
* @return boolean
* @static
* @access public
*/
public static function validateAddress($address, $patternselect = null)
{
if (is_null($patternselect)) {
$patternselect = self::$validator;
}
if (is_callable($patternselect)) {
return call_user_func($patternselect, $address);
}
//Reject line breaks in addresses; it's valid RFC5322, but not RFC5321
if (strpos($address, "\n") !== false or strpos($address, "\r") !== false) {
return false;
}
if (!$patternselect or $patternselect == 'auto') {
//Check this constant first so it works when extension_loaded() is disabled by safe mode
//Constant was added in PHP 5.2.4
if (defined('PCRE_VERSION')) {
//This pattern can get stuck in a recursive loop in PCRE <= 8.0.2
if (version_compare(PCRE_VERSION, '8.0.3') >= 0) {
$patternselect = 'pcre8';
} else {
$patternselect = 'pcre';
}
} elseif (function_exists('extension_loaded') and extension_loaded('pcre')) {
//Fall back to older PCRE
$patternselect = 'pcre';
} else {
//Filter_var appeared in PHP 5.2.0 and does not require the PCRE extension
if (version_compare(PHP_VERSION, '5.2.0') >= 0) {
$patternselect = 'php';
} else {
$patternselect = 'noregex';
}
}
}
switch ($patternselect) {
case 'pcre8':
/**
* Uses the same RFC5322 regex on which FILTER_VALIDATE_EMAIL is based, but allows dotless domains.
* @link http://squiloople.com/2009/12/20/email-address-validation/
* @copyright 2009-2010 Michael Rushton
* Feel free to use and redistribute this code. But please keep this copyright notice.
*/
return (boolean)preg_match(
'/^(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){255,})(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){65,}@)' .
'((?>(?>(?>((?>(?>(?>\x0D\x0A)?[\t ])+|(?>[\t ]*\x0D\x0A)?[\t ]+)?)(\((?>(?2)' .
'(?>[\x01-\x08\x0B\x0C\x0E-\'*-\[\]-\x7F]|\\\[\x00-\x7F]|(?3)))*(?2)\)))+(?2))|(?2))?)' .
'([!#-\'*+\/-9=?^-~-]+|"(?>(?2)(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\x7F]))*' .
'(?2)")(?>(?1)\.(?1)(?4))*(?1)@(?!(?1)[a-z0-9-]{64,})(?1)(?>([a-z0-9](?>[a-z0-9-]*[a-z0-9])?)' .
'(?>(?1)\.(?!(?1)[a-z0-9-]{64,})(?1)(?5)){0,126}|\[(?:(?>IPv6:(?>([a-f0-9]{1,4})(?>:(?6)){7}' .
'|(?!(?:.*[a-f0-9][:\]]){8,})((?6)(?>:(?6)){0,6})?::(?7)?))|(?>(?>IPv6:(?>(?6)(?>:(?6)){5}:' .
'|(?!(?:.*[a-f0-9]:){6,})(?8)?::(?>((?6)(?>:(?6)){0,4}):)?))?(25[0-5]|2[0-4][0-9]|1[0-9]{2}' .
'|[1-9]?[0-9])(?>\.(?9)){3}))\])(?1)$/isD',
$address
);
case 'pcre':
//An older regex that doesn't need a recent PCRE
return (boolean)preg_match(
'/^(?!(?>"?(?>\\\[ -~]|[^"])"?){255,})(?!(?>"?(?>\\\[ -~]|[^"])"?){65,}@)(?>' .
'[!#-\'*+\/-9=?^-~-]+|"(?>(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\xFF]))*")' .
'(?>\.(?>[!#-\'*+\/-9=?^-~-]+|"(?>(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\xFF]))*"))*' .
'@(?>(?![a-z0-9-]{64,})(?>[a-z0-9](?>[a-z0-9-]*[a-z0-9])?)(?>\.(?![a-z0-9-]{64,})' .
'(?>[a-z0-9](?>[a-z0-9-]*[a-z0-9])?)){0,126}|\[(?:(?>IPv6:(?>(?>[a-f0-9]{1,4})(?>:' .
'[a-f0-9]{1,4}){7}|(?!(?:.*[a-f0-9][:\]]){8,})(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,6})?' .
'::(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,6})?))|(?>(?>IPv6:(?>[a-f0-9]{1,4}(?>:' .
'[a-f0-9]{1,4}){5}:|(?!(?:.*[a-f0-9]:){6,})(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,4})?' .
'::(?>(?:[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,4}):)?))?(?>25[0-5]|2[0-4][0-9]|1[0-9]{2}' .
'|[1-9]?[0-9])(?>\.(?>25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}))\])$/isD',
$address
);
case 'html5':
/**
* This is the pattern used in the HTML5 spec for validation of 'email' type form input elements.
* @link http://www.whatwg.org/specs/web-apps/current-work/#e-mail-state-(type=email)
*/
return (boolean)preg_match(
'/^[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}' .
'[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/sD',
$address
);
case 'noregex':
//No PCRE! Do something _very_ approximate!
//Check the address is 3 chars or longer and contains an @ that's not the first or last char
return (strlen($address) >= 3
and strpos($address, '@') >= 1
and strpos($address, '@') != strlen($address) - 1);
case 'php':
default:
return (boolean)filter_var($address, FILTER_VALIDATE_EMAIL);
}
}
/**
* Tells whether IDNs (Internationalized Domain Names) are supported or not. This requires the
* "intl" and "mbstring" PHP extensions.
* @return bool "true" if required functions for IDN support are present
*/
public function idnSupported()
{
// @TODO: Write our own "idn_to_ascii" function for PHP <= 5.2.
return function_exists('idn_to_ascii') and function_exists('mb_convert_encoding');
}
/**
* Converts IDN in given email address to its ASCII form, also known as punycode, if possible.
* Important: Address must be passed in same encoding as currently set in PHPMailer::$CharSet.
* This function silently returns unmodified address if:
* - No conversion is necessary (i.e. domain name is not an IDN, or is already in ASCII form)
* - Conversion to punycode is impossible (e.g. required PHP functions are not available)
* or fails for any reason (e.g. domain has characters not allowed in an IDN)
* @see PHPMailer::$CharSet
* @param string $address The email address to convert
* @return string The encoded address in ASCII form
*/
public function punyencodeAddress($address)
{
// Verify we have required functions, CharSet, and at-sign.
if ($this->idnSupported() and
!empty($this->CharSet) and
($pos = strrpos($address, '@')) !== false) {
$domain = substr($address, ++$pos);
// Verify CharSet string is a valid one, and domain properly encoded in this CharSet.
if ($this->has8bitChars($domain) and @mb_check_encoding($domain, $this->CharSet)) {
$domain = mb_convert_encoding($domain, 'UTF-8', $this->CharSet);
if (($punycode = defined('INTL_IDNA_VARIANT_UTS46') ?
idn_to_ascii($domain, 0, INTL_IDNA_VARIANT_UTS46) :
idn_to_ascii($domain)) !== false) {
return substr($address, 0, $pos) . $punycode;
}
}
}
return $address;
}
/**
* Create a message and send it.
* Uses the sending method specified by $Mailer.
* @throws phpmailerException
* @return boolean false on error - See the ErrorInfo property for details of the error.
*/
public function send()
{
try {
if (!$this->preSend()) {
return false;
}
return $this->postSend();
} catch (phpmailerException $exc) {
$this->mailHeader = '';
$this->setError($exc->getMessage());
if ($this->exceptions) {
throw $exc;
}
return false;
}
}
/**
* Prepare a message for sending.
* @throws phpmailerException
* @return boolean
*/
public function preSend()
{
try {
$this->error_count = 0; // Reset errors
$this->mailHeader = '';
// Dequeue recipient and Reply-To addresses with IDN
foreach (array_merge($this->RecipientsQueue, $this->ReplyToQueue) as $params) {
$params[1] = $this->punyencodeAddress($params[1]);
call_user_func_array(array($this, 'addAnAddress'), $params);
}
if ((count($this->to) + count($this->cc) + count($this->bcc)) < 1) {
throw new phpmailerException($this->lang('provide_address'), self::STOP_CRITICAL);
}
// Validate From, Sender, and ConfirmReadingTo addresses
foreach (array('From', 'Sender', 'ConfirmReadingTo') as $address_kind) {
$this->$address_kind = trim($this->$address_kind);
if (empty($this->$address_kind)) {
continue;
}
$this->$address_kind = $this->punyencodeAddress($this->$address_kind);
if (!$this->validateAddress($this->$address_kind)) {
$error_message = $this->lang('invalid_address') . ' (punyEncode) ' . $this->$address_kind;
$this->setError($error_message);
$this->edebug($error_message);
if ($this->exceptions) {
throw new phpmailerException($error_message);
}
return false;
}
}
// Set whether the message is multipart/alternative
if ($this->alternativeExists()) {
$this->ContentType = 'multipart/alternative';
}
$this->setMessageType();
// Refuse to send an empty message unless we are specifically allowing it
if (!$this->AllowEmpty and empty($this->Body)) {
throw new phpmailerException($this->lang('empty_message'), self::STOP_CRITICAL);
}
// Create body before headers in case body makes changes to headers (e.g. altering transfer encoding)
$this->MIMEHeader = '';
$this->MIMEBody = $this->createBody();
// createBody may have added some headers, so retain them
$tempheaders = $this->MIMEHeader;
$this->MIMEHeader = $this->createHeader();
$this->MIMEHeader .= $tempheaders;
// To capture the complete message when using mail(), create
// an extra header list which createHeader() doesn't fold in
if ($this->Mailer == 'mail') {
if (count($this->to) > 0) {
$this->mailHeader .= $this->addrAppend('To', $this->to);
} else {
$this->mailHeader .= $this->headerLine('To', 'undisclosed-recipients:;');
}
$this->mailHeader .= $this->headerLine(
'Subject',
$this->encodeHeader($this->secureHeader(trim($this->Subject)))
);
}
// Sign with DKIM if enabled
if (!empty($this->DKIM_domain)
&& !empty($this->DKIM_selector)
&& (!empty($this->DKIM_private_string)
|| (!empty($this->DKIM_private) && file_exists($this->DKIM_private))
)
) {
$header_dkim = $this->DKIM_Add(
$this->MIMEHeader . $this->mailHeader,
$this->encodeHeader($this->secureHeader($this->Subject)),
$this->MIMEBody
);
$this->MIMEHeader = rtrim($this->MIMEHeader, "\r\n ") . self::CRLF .
str_replace("\r\n", "\n", $header_dkim) . self::CRLF;
}
return true;
} catch (phpmailerException $exc) {
$this->setError($exc->getMessage());
if ($this->exceptions) {
throw $exc;
}
return false;
}
}
/**
* Actually send a message.
* Send the email via the selected mechanism
* @throws phpmailerException
* @return boolean
*/
public function postSend()
{
try {
// Choose the mailer and send through it
switch ($this->Mailer) {
case 'sendmail':
case 'qmail':
return $this->sendmailSend($this->MIMEHeader, $this->MIMEBody);
case 'smtp':
return $this->smtpSend($this->MIMEHeader, $this->MIMEBody);
case 'mail':
return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
default:
$sendMethod = $this->Mailer.'Send';
if (method_exists($this, $sendMethod)) {
return $this->$sendMethod($this->MIMEHeader, $this->MIMEBody);
}
return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
}
} catch (phpmailerException $exc) {
$this->setError($exc->getMessage());
$this->edebug($exc->getMessage());
if ($this->exceptions) {
throw $exc;
}
}
return false;
}
/**
* Send mail using the $Sendmail program.
* @param string $header The message headers
* @param string $body The message body
* @see PHPMailer::$Sendmail
* @throws phpmailerException
* @access protected
* @return boolean
*/
protected function sendmailSend($header, $body)
{
// CVE-2016-10033, CVE-2016-10045: Don't pass -f if characters will be escaped.
if (!empty($this->Sender) and self::isShellSafe($this->Sender)) {
if ($this->Mailer == 'qmail') {
$sendmailFmt = '%s -f%s';
} else {
$sendmailFmt = '%s -oi -f%s -t';
}
} else {
if ($this->Mailer == 'qmail') {
$sendmailFmt = '%s';
} else {
$sendmailFmt = '%s -oi -t';
}
}
// TODO: If possible, this should be changed to escapeshellarg. Needs thorough testing.
$sendmail = sprintf($sendmailFmt, escapeshellcmd($this->Sendmail), $this->Sender);
if ($this->SingleTo) {
foreach ($this->SingleToArray as $toAddr) {
if (!@$mail = popen($sendmail, 'w')) {
throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
}
fputs($mail, 'To: ' . $toAddr . "\n");
fputs($mail, $header);
fputs($mail, $body);
$result = pclose($mail);
$this->doCallback(
($result == 0),
array($toAddr),
$this->cc,
$this->bcc,
$this->Subject,
$body,
$this->From
);
if ($result != 0) {
throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
}
}
} else {
if (!@$mail = popen($sendmail, 'w')) {
throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
}
fputs($mail, $header);
fputs($mail, $body);
$result = pclose($mail);
$this->doCallback(
($result == 0),
$this->to,
$this->cc,
$this->bcc,
$this->Subject,
$body,
$this->From
);
if ($result != 0) {
throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
}
}
return true;
}
/**
* Fix CVE-2016-10033 and CVE-2016-10045 by disallowing potentially unsafe shell characters.
*
* Note that escapeshellarg and escapeshellcmd are inadequate for our purposes, especially on Windows.
* @param string $string The string to be validated
* @see https://github.com/PHPMailer/PHPMailer/issues/924 CVE-2016-10045 bug report
* @access protected
* @return boolean
*/
protected static function isShellSafe($string)
{
// Future-proof
if (escapeshellcmd($string) !== $string
or !in_array(escapeshellarg($string), array("'$string'", "\"$string\""))
) {
return false;
}
$length = strlen($string);
for ($i = 0; $i < $length; $i++) {
$c = $string[$i];
// All other characters have a special meaning in at least one common shell, including = and +.
// Full stop (.) has a special meaning in cmd.exe, but its impact should be negligible here.
// Note that this does permit non-Latin alphanumeric characters based on the current locale.
if (!ctype_alnum($c) && strpos('@_-.', $c) === false) {
return false;
}
}
return true;
}
/**
* Send mail using the PHP mail() function.
* @param string $header The message headers
* @param string $body The message body
* @link http://www.php.net/manual/en/book.mail.php
* @throws phpmailerException
* @access protected
* @return boolean
*/
protected function mailSend($header, $body)
{
$toArr = array();
foreach ($this->to as $toaddr) {
$toArr[] = $this->addrFormat($toaddr);
}
$to = implode(', ', $toArr);
$params = null;
//This sets the SMTP envelope sender which gets turned into a return-path header by the receiver
if (!empty($this->Sender) and $this->validateAddress($this->Sender)) {
// CVE-2016-10033, CVE-2016-10045: Don't pass -f if characters will be escaped.
if (self::isShellSafe($this->Sender)) {
$params = sprintf('-f%s', $this->Sender);
}
}
if (!empty($this->Sender) and !ini_get('safe_mode') and $this->validateAddress($this->Sender)) {
$old_from = ini_get('sendmail_from');
ini_set('sendmail_from', $this->Sender);
}
$result = false;
if ($this->SingleTo and count($toArr) > 1) {
foreach ($toArr as $toAddr) {
$result = $this->mailPassthru($toAddr, $this->Subject, $body, $header, $params);
$this->doCallback($result, array($toAddr), $this->cc, $this->bcc, $this->Subject, $body, $this->From);
}
} else {
$result = $this->mailPassthru($to, $this->Subject, $body, $header, $params);
$this->doCallback($result, $this->to, $this->cc, $this->bcc, $this->Subject, $body, $this->From);
}
if (isset($old_from)) {
ini_set('sendmail_from', $old_from);
}
if (!$result) {
throw new phpmailerException($this->lang('instantiate'), self::STOP_CRITICAL);
}
return true;
}
/**
* Get an instance to use for SMTP operations.
* Override this function to load your own SMTP implementation
* @return SMTP
*/
public function getSMTPInstance()
{
if (!is_object($this->smtp)) {
$this->smtp = new SMTP;
}
return $this->smtp;
}
/**
* Send mail via SMTP.
* Returns false if there is a bad MAIL FROM, RCPT, or DATA input.
* Uses the PHPMailerSMTP class by default.
* @see PHPMailer::getSMTPInstance() to use a different class.
* @param string $header The message headers
* @param string $body The message body
* @throws phpmailerException
* @uses SMTP
* @access protected
* @return boolean
*/
protected function smtpSend($header, $body)
{
$bad_rcpt = array();
if (!$this->smtpConnect($this->SMTPOptions)) {
throw new phpmailerException($this->lang('smtp_connect_failed'), self::STOP_CRITICAL);
}
if (!empty($this->Sender) and $this->validateAddress($this->Sender)) {
$smtp_from = $this->Sender;
} else {
$smtp_from = $this->From;
}
if (!$this->smtp->mail($smtp_from)) {
$this->setError($this->lang('from_failed') . $smtp_from . ' : ' . implode(',', $this->smtp->getError()));
throw new phpmailerException($this->ErrorInfo, self::STOP_CRITICAL);
}
// Attempt to send to all recipients
foreach (array($this->to, $this->cc, $this->bcc) as $togroup) {
foreach ($togroup as $to) {
if (!$this->smtp->recipient($to[0])) {
$error = $this->smtp->getError();
$bad_rcpt[] = array('to' => $to[0], 'error' => $error['detail']);
$isSent = false;
} else {
$isSent = true;
}
$this->doCallback($isSent, array($to[0]), array(), array(), $this->Subject, $body, $this->From);
}
}
// Only send the DATA command if we have viable recipients
if ((count($this->all_recipients) > count($bad_rcpt)) and !$this->smtp->data($header . $body)) {
throw new phpmailerException($this->lang('data_not_accepted'), self::STOP_CRITICAL);
}
if ($this->SMTPKeepAlive) {
$this->smtp->reset();
} else {
$this->smtp->quit();
$this->smtp->close();
}
//Create error message for any bad addresses
if (count($bad_rcpt) > 0) {
$errstr = '';
foreach ($bad_rcpt as $bad) {
$errstr .= $bad['to'] . ': ' . $bad['error'];
}
throw new phpmailerException(
$this->lang('recipients_failed') . $errstr,
self::STOP_CONTINUE
);
}
return true;
}
/**
* Initiate a connection to an SMTP server.
* Returns false if the operation failed.
* @param array $options An array of options compatible with stream_context_create()
* @uses SMTP
* @access public
* @throws phpmailerException
* @return boolean
*/
public function smtpConnect($options = null)
{
if (is_null($this->smtp)) {
$this->smtp = $this->getSMTPInstance();
}
//If no options are provided, use whatever is set in the instance
if (is_null($options)) {
$options = $this->SMTPOptions;
}
// Already connected?
if ($this->smtp->connected()) {
return true;
}
$this->smtp->setTimeout($this->Timeout);
$this->smtp->setDebugLevel($this->SMTPDebug);
$this->smtp->setDebugOutput($this->Debugoutput);
$this->smtp->setVerp($this->do_verp);
$hosts = explode(';', $this->Host);
$lastexception = null;
foreach ($hosts as $hostentry) {
$hostinfo = array();
if (!preg_match('/^((ssl|tls):\/\/)*([a-zA-Z0-9\.-]*):?([0-9]*)$/', trim($hostentry), $hostinfo)) {
// Not a valid host entry
continue;
}
// $hostinfo[2]: optional ssl or tls prefix
// $hostinfo[3]: the hostname
// $hostinfo[4]: optional port number
// The host string prefix can temporarily override the current setting for SMTPSecure
// If it's not specified, the default value is used
$prefix = '';
$secure = $this->SMTPSecure;
$tls = ($this->SMTPSecure == 'tls');
if ('ssl' == $hostinfo[2] or ('' == $hostinfo[2] and 'ssl' == $this->SMTPSecure)) {
$prefix = 'ssl://';
$tls = false; // Can't have SSL and TLS at the same time
$secure = 'ssl';
} elseif ($hostinfo[2] == 'tls') {
$tls = true;
// tls doesn't use a prefix
$secure = 'tls';
}
//Do we need the OpenSSL extension?
$sslext = defined('OPENSSL_ALGO_SHA1');
if ('tls' === $secure or 'ssl' === $secure) {
//Check for an OpenSSL constant rather than using extension_loaded, which is sometimes disabled
if (!$sslext) {
throw new phpmailerException($this->lang('extension_missing').'openssl', self::STOP_CRITICAL);
}
}
$host = $hostinfo[3];
$port = $this->Port;
$tport = (integer)$hostinfo[4];
if ($tport > 0 and $tport < 65536) {
$port = $tport;
}
if ($this->smtp->connect($prefix . $host, $port, $this->Timeout, $options)) {
try {
if ($this->Helo) {
$hello = $this->Helo;
} else {
$hello = $this->serverHostname();
}
$this->smtp->hello($hello);
//Automatically enable TLS encryption if:
// * it's not disabled
// * we have openssl extension
// * we are not already using SSL
// * the server offers STARTTLS
if ($this->SMTPAutoTLS and $sslext and $secure != 'ssl' and $this->smtp->getServerExt('STARTTLS')) {
$tls = true;
}
if ($tls) {
if (!$this->smtp->startTLS()) {
throw new phpmailerException($this->lang('connect_host'));
}
// We must resend EHLO after TLS negotiation
$this->smtp->hello($hello);
}
if ($this->SMTPAuth) {
if (!$this->smtp->authenticate(
$this->Username,
$this->Password,
$this->AuthType,
$this->Realm,
$this->Workstation
)
) {
throw new phpmailerException($this->lang('authenticate'));
}
}
return true;
} catch (phpmailerException $exc) {
$lastexception = $exc;
$this->edebug($exc->getMessage());
// We must have connected, but then failed TLS or Auth, so close connection nicely
$this->smtp->quit();
}
}
}
// If we get here, all connection attempts have failed, so close connection hard
$this->smtp->close();
// As we've caught all exceptions, just report whatever the last one was
if ($this->exceptions and !is_null($lastexception)) {
throw $lastexception;
}
return false;
}
/**
* Close the active SMTP session if one exists.
* @return void
*/
public function smtpClose()
{
if (is_a($this->smtp, 'SMTP')) {
if ($this->smtp->connected()) {
$this->smtp->quit();
$this->smtp->close();
}
}
}
/**
* Set the language for error messages.
* Returns false if it cannot load the language file.
* The default language is English.
* @param string $langcode ISO 639-1 2-character language code (e.g. French is "fr")
* @param string $lang_path Path to the language file directory, with trailing separator (slash)
* @return boolean
* @access public
*/
public function setLanguage($langcode = 'en', $lang_path = '')
{
// Backwards compatibility for renamed language codes
$renamed_langcodes = array(
'br' => 'pt_br',
'cz' => 'cs',
'dk' => 'da',
'no' => 'nb',
'se' => 'sv',
);
if (isset($renamed_langcodes[$langcode])) {
$langcode = $renamed_langcodes[$langcode];
}
// Define full set of translatable strings in English
$PHPMAILER_LANG = array(
'authenticate' => 'SMTP Error: Could not authenticate.',
'connect_host' => 'SMTP Error: Could not connect to SMTP host.',
'data_not_accepted' => 'SMTP Error: data not accepted.',
'empty_message' => 'Message body empty',
'encoding' => 'Unknown encoding: ',
'execute' => 'Could not execute: ',
'file_access' => 'Could not access file: ',
'file_open' => 'File Error: Could not open file: ',
'from_failed' => 'The following From address failed: ',
'instantiate' => 'Could not instantiate mail function.',
'invalid_address' => 'Invalid address: ',
'mailer_not_supported' => ' mailer is not supported.',
'provide_address' => 'You must provide at least one recipient email address.',
'recipients_failed' => 'SMTP Error: The following recipients failed: ',
'signing' => 'Signing Error: ',
'smtp_connect_failed' => 'SMTP connect() failed.',
'smtp_error' => 'SMTP server error: ',
'variable_set' => 'Cannot set or reset variable: ',
'extension_missing' => 'Extension missing: '
);
if (empty($lang_path)) {
// Calculate an absolute path so it can work if CWD is not here
$lang_path = dirname(__FILE__). DIRECTORY_SEPARATOR . 'language'. DIRECTORY_SEPARATOR;
}
//Validate $langcode
if (!preg_match('/^[a-z]{2}(?:_[a-zA-Z]{2})?$/', $langcode)) {
$langcode = 'en';
}
$foundlang = true;
$lang_file = $lang_path . 'phpmailer.lang-' . $langcode . '.php';
// There is no English translation file
if ($langcode != 'en') {
// Make sure language file path is readable
if (!is_readable($lang_file)) {
$foundlang = false;
} else {
// Overwrite language-specific strings.
// This way we'll never have missing translation keys.
$foundlang = include $lang_file;
}
}
$this->language = $PHPMAILER_LANG;
return (boolean)$foundlang; // Returns false if language not found
}
/**
* Get the array of strings for the current language.
* @return array
*/
public function getTranslations()
{
return $this->language;
}
/**
* Create recipient headers.
* @access public
* @param string $type
* @param array $addr An array of recipient,
* where each recipient is a 2-element indexed array with element 0 containing an address
* and element 1 containing a name, like:
* array(array('joe@example.com', 'Joe User'), array('zoe@example.com', 'Zoe User'))
* @return string
*/
public function addrAppend($type, $addr)
{
$addresses = array();
foreach ($addr as $address) {
$addresses[] = $this->addrFormat($address);
}
return $type . ': ' . implode(', ', $addresses) . $this->LE;
}
/**
* Format an address for use in a message header.
* @access public
* @param array $addr A 2-element indexed array, element 0 containing an address, element 1 containing a name
* like array('joe@example.com', 'Joe User')
* @return string
*/
public function addrFormat($addr)
{
if (empty($addr[1])) { // No name provided
return $this->secureHeader($addr[0]);
} else {
return $this->encodeHeader($this->secureHeader($addr[1]), 'phrase') . ' <' . $this->secureHeader(
$addr[0]
) . '>';
}
}
/**
* Word-wrap message.
* For use with mailers that do not automatically perform wrapping
* and for quoted-printable encoded messages.
* Original written by philippe.
* @param string $message The message to wrap
* @param integer $length The line length to wrap to
* @param boolean $qp_mode Whether to run in Quoted-Printable mode
* @access public
* @return string
*/
public function wrapText($message, $length, $qp_mode = false)
{
if ($qp_mode) {
$soft_break = sprintf(' =%s', $this->LE);
} else {
$soft_break = $this->LE;
}
// If utf-8 encoding is used, we will need to make sure we don't
// split multibyte characters when we wrap
$is_utf8 = (strtolower($this->CharSet) == 'utf-8');
$lelen = strlen($this->LE);
$crlflen = strlen(self::CRLF);
$message = $this->fixEOL($message);
//Remove a trailing line break
if (substr($message, -$lelen) == $this->LE) {
$message = substr($message, 0, -$lelen);
}
//Split message into lines
$lines = explode($this->LE, $message);
//Message will be rebuilt in here
$message = '';
foreach ($lines as $line) {
$words = explode(' ', $line);
$buf = '';
$firstword = true;
foreach ($words as $word) {
if ($qp_mode and (strlen($word) > $length)) {
$space_left = $length - strlen($buf) - $crlflen;
if (!$firstword) {
if ($space_left > 20) {
$len = $space_left;
if ($is_utf8) {
$len = $this->utf8CharBoundary($word, $len);
} elseif (substr($word, $len - 1, 1) == '=') {
$len--;
} elseif (substr($word, $len - 2, 1) == '=') {
$len -= 2;
}
$part = substr($word, 0, $len);
$word = substr($word, $len);
$buf .= ' ' . $part;
$message .= $buf . sprintf('=%s', self::CRLF);
} else {
$message .= $buf . $soft_break;
}
$buf = '';
}
while (strlen($word) > 0) {
if ($length <= 0) {
break;
}
$len = $length;
if ($is_utf8) {
$len = $this->utf8CharBoundary($word, $len);
} elseif (substr($word, $len - 1, 1) == '=') {
$len--;
} elseif (substr($word, $len - 2, 1) == '=') {
$len -= 2;
}
$part = substr($word, 0, $len);
$word = substr($word, $len);
if (strlen($word) > 0) {
$message .= $part . sprintf('=%s', self::CRLF);
} else {
$buf = $part;
}
}
} else {
$buf_o = $buf;
if (!$firstword) {
$buf .= ' ';
}
$buf .= $word;
if (strlen($buf) > $length and $buf_o != '') {
$message .= $buf_o . $soft_break;
$buf = $word;
}
}
$firstword = false;
}
$message .= $buf . self::CRLF;
}
return $message;
}
/**
* Find the last character boundary prior to $maxLength in a utf-8
* quoted-printable encoded string.
* Original written by Colin Brown.
* @access public
* @param string $encodedText utf-8 QP text
* @param integer $maxLength Find the last character boundary prior to this length
* @return integer
*/
public function utf8CharBoundary($encodedText, $maxLength)
{
$foundSplitPos = false;
$lookBack = 3;
while (!$foundSplitPos) {
$lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
$encodedCharPos = strpos($lastChunk, '=');
if (false !== $encodedCharPos) {
// Found start of encoded character byte within $lookBack block.
// Check the encoded byte value (the 2 chars after the '=')
$hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2);
$dec = hexdec($hex);
if ($dec < 128) {
// Single byte character.
// If the encoded char was found at pos 0, it will fit
// otherwise reduce maxLength to start of the encoded char
if ($encodedCharPos > 0) {
$maxLength = $maxLength - ($lookBack - $encodedCharPos);
}
$foundSplitPos = true;
} elseif ($dec >= 192) {
// First byte of a multi byte character
// Reduce maxLength to split at start of character
$maxLength = $maxLength - ($lookBack - $encodedCharPos);
$foundSplitPos = true;
} elseif ($dec < 192) {
// Middle byte of a multi byte character, look further back
$lookBack += 3;
}
} else {
// No encoded character found
$foundSplitPos = true;
}
}
return $maxLength;
}
/**
* Apply word wrapping to the message body.
* Wraps the message body to the number of chars set in the WordWrap property.
* You should only do this to plain-text bodies as wrapping HTML tags may break them.
* This is called automatically by createBody(), so you don't need to call it yourself.
* @access public
* @return void
*/
public function setWordWrap()
{
if ($this->WordWrap < 1) {
return;
}
switch ($this->message_type) {
case 'alt':
case 'alt_inline':
case 'alt_attach':
case 'alt_inline_attach':
$this->AltBody = $this->wrapText($this->AltBody, $this->WordWrap);
break;
default:
$this->Body = $this->wrapText($this->Body, $this->WordWrap);
break;
}
}
/**
* Assemble message headers.
* @access public
* @return string The assembled headers
*/
public function createHeader()
{
$result = '';
if ($this->MessageDate == '') {
$this->MessageDate = self::rfcDate();
}
$result .= $this->headerLine('Date', $this->MessageDate);
// To be created automatically by mail()
if ($this->SingleTo) {
if ($this->Mailer != 'mail') {
foreach ($this->to as $toaddr) {
$this->SingleToArray[] = $this->addrFormat($toaddr);
}
}
} else {
if (count($this->to) > 0) {
if ($this->Mailer != 'mail') {
$result .= $this->addrAppend('To', $this->to);
}
} elseif (count($this->cc) == 0) {
$result .= $this->headerLine('To', 'undisclosed-recipients:;');
}
}
$result .= $this->addrAppend('From', array(array(trim($this->From), $this->FromName)));
// sendmail and mail() extract Cc from the header before sending
if (count($this->cc) > 0) {
$result .= $this->addrAppend('Cc', $this->cc);
}
// sendmail and mail() extract Bcc from the header before sending
if ((
$this->Mailer == 'sendmail' or $this->Mailer == 'qmail' or $this->Mailer == 'mail'
)
and count($this->bcc) > 0
) {
$result .= $this->addrAppend('Bcc', $this->bcc);
}
if (count($this->ReplyTo) > 0) {
$result .= $this->addrAppend('Reply-To', $this->ReplyTo);
}
// mail() sets the subject itself
if ($this->Mailer != 'mail') {
$result .= $this->headerLine('Subject', $this->encodeHeader($this->secureHeader($this->Subject)));
}
// Only allow a custom message ID if it conforms to RFC 5322 section 3.6.4
// https://tools.ietf.org/html/rfc5322#section-3.6.4
if ('' != $this->MessageID and preg_match('/^<.*@.*>$/', $this->MessageID)) {
$this->lastMessageID = $this->MessageID;
} else {
$this->lastMessageID = sprintf('<%s@%s>', $this->uniqueid, $this->serverHostname());
}
$result .= $this->headerLine('Message-ID', $this->lastMessageID);
if (!is_null($this->Priority)) {
$result .= $this->headerLine('X-Priority', $this->Priority);
}
if ($this->XMailer == '') {
$result .= $this->headerLine(
'X-Mailer',
'PHPMailer ' . $this->Version . ' (https://github.com/PHPMailer/PHPMailer)'
);
} else {
$myXmailer = trim($this->XMailer);
if ($myXmailer) {
$result .= $this->headerLine('X-Mailer', $myXmailer);
}
}
if ($this->ConfirmReadingTo != '') {
$result .= $this->headerLine('Disposition-Notification-To', '<' . $this->ConfirmReadingTo . '>');
}
// Add custom headers
foreach ($this->CustomHeader as $header) {
$result .= $this->headerLine(
trim($header[0]),
$this->encodeHeader(trim($header[1]))
);
}
if (!$this->sign_key_file) {
$result .= $this->headerLine('MIME-Version', '1.0');
$result .= $this->getMailMIME();
}
return $result;
}
/**
* Get the message MIME type headers.
* @access public
* @return string
*/
public function getMailMIME()
{
$result = '';
$ismultipart = true;
switch ($this->message_type) {
case 'inline':
$result .= $this->headerLine('Content-Type', 'multipart/related;');
$result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
break;
case 'attach':
case 'inline_attach':
case 'alt_attach':
case 'alt_inline_attach':
$result .= $this->headerLine('Content-Type', 'multipart/mixed;');
$result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
break;
case 'alt':
case 'alt_inline':
$result .= $this->headerLine('Content-Type', 'multipart/alternative;');
$result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
break;
default:
// Catches case 'plain': and case '':
$result .= $this->textLine('Content-Type: ' . $this->ContentType . '; charset=' . $this->CharSet);
$ismultipart = false;
break;
}
// RFC1341 part 5 says 7bit is assumed if not specified
if ($this->Encoding != '7bit') {
// RFC 2045 section 6.4 says multipart MIME parts may only use 7bit, 8bit or binary CTE
if ($ismultipart) {
if ($this->Encoding == '8bit') {
$result .= $this->headerLine('Content-Transfer-Encoding', '8bit');
}
// The only remaining alternatives are quoted-printable and base64, which are both 7bit compatible
} else {
$result .= $this->headerLine('Content-Transfer-Encoding', $this->Encoding);
}
}
if ($this->Mailer != 'mail') {
$result .= $this->LE;
}
return $result;
}
/**
* Returns the whole MIME message.
* Includes complete headers and body.
* Only valid post preSend().
* @see PHPMailer::preSend()
* @access public
* @return string
*/
public function getSentMIMEMessage()
{
return rtrim($this->MIMEHeader . $this->mailHeader, "\n\r") . self::CRLF . self::CRLF . $this->MIMEBody;
}
/**
* Create unique ID
* @return string
*/
protected function generateId() {
return md5(uniqid(time()));
}
/**
* Assemble the message body.
* Returns an empty string on failure.
* @access public
* @throws phpmailerException
* @return string The assembled message body
*/
public function createBody()
{
$body = '';
//Create unique IDs and preset boundaries
$this->uniqueid = $this->generateId();
$this->boundary[1] = 'b1_' . $this->uniqueid;
$this->boundary[2] = 'b2_' . $this->uniqueid;
$this->boundary[3] = 'b3_' . $this->uniqueid;
if ($this->sign_key_file) {
$body .= $this->getMailMIME() . $this->LE;
}
$this->setWordWrap();
$bodyEncoding = $this->Encoding;
$bodyCharSet = $this->CharSet;
//Can we do a 7-bit downgrade?
if ($bodyEncoding == '8bit' and !$this->has8bitChars($this->Body)) {
$bodyEncoding = '7bit';
//All ISO 8859, Windows codepage and UTF-8 charsets are ascii compatible up to 7-bit
$bodyCharSet = 'us-ascii';
}
//If lines are too long, and we're not already using an encoding that will shorten them,
//change to quoted-printable transfer encoding for the body part only
if ('base64' != $this->Encoding and self::hasLineLongerThanMax($this->Body)) {
$bodyEncoding = 'quoted-printable';
}
$altBodyEncoding = $this->Encoding;
$altBodyCharSet = $this->CharSet;
//Can we do a 7-bit downgrade?
if ($altBodyEncoding == '8bit' and !$this->has8bitChars($this->AltBody)) {
$altBodyEncoding = '7bit';
//All ISO 8859, Windows codepage and UTF-8 charsets are ascii compatible up to 7-bit
$altBodyCharSet = 'us-ascii';
}
//If lines are too long, and we're not already using an encoding that will shorten them,
//change to quoted-printable transfer encoding for the alt body part only
if ('base64' != $altBodyEncoding and self::hasLineLongerThanMax($this->AltBody)) {
$altBodyEncoding = 'quoted-printable';
}
//Use this as a preamble in all multipart message types
$mimepre = "This is a multi-part message in MIME format." . $this->LE . $this->LE;
switch ($this->message_type) {
case 'inline':
$body .= $mimepre;
$body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding);
$body .= $this->encodeString($this->Body, $bodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->attachAll('inline', $this->boundary[1]);
break;
case 'attach':
$body .= $mimepre;
$body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding);
$body .= $this->encodeString($this->Body, $bodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->attachAll('attachment', $this->boundary[1]);
break;
case 'inline_attach':
$body .= $mimepre;
$body .= $this->textLine('--' . $this->boundary[1]);
$body .= $this->headerLine('Content-Type', 'multipart/related;');
$body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
$body .= $this->LE;
$body .= $this->getBoundary($this->boundary[2], $bodyCharSet, '', $bodyEncoding);
$body .= $this->encodeString($this->Body, $bodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->attachAll('inline', $this->boundary[2]);
$body .= $this->LE;
$body .= $this->attachAll('attachment', $this->boundary[1]);
break;
case 'alt':
$body .= $mimepre;
$body .= $this->getBoundary($this->boundary[1], $altBodyCharSet, 'text/plain', $altBodyEncoding);
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->getBoundary($this->boundary[1], $bodyCharSet, 'text/html', $bodyEncoding);
$body .= $this->encodeString($this->Body, $bodyEncoding);
$body .= $this->LE . $this->LE;
if (!empty($this->Ical)) {
$body .= $this->getBoundary($this->boundary[1], '', 'text/calendar; method=REQUEST', '');
$body .= $this->encodeString($this->Ical, $this->Encoding);
$body .= $this->LE . $this->LE;
}
$body .= $this->endBoundary($this->boundary[1]);
break;
case 'alt_inline':
$body .= $mimepre;
$body .= $this->getBoundary($this->boundary[1], $altBodyCharSet, 'text/plain', $altBodyEncoding);
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->textLine('--' . $this->boundary[1]);
$body .= $this->headerLine('Content-Type', 'multipart/related;');
$body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
$body .= $this->LE;
$body .= $this->getBoundary($this->boundary[2], $bodyCharSet, 'text/html', $bodyEncoding);
$body .= $this->encodeString($this->Body, $bodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->attachAll('inline', $this->boundary[2]);
$body .= $this->LE;
$body .= $this->endBoundary($this->boundary[1]);
break;
case 'alt_attach':
$body .= $mimepre;
$body .= $this->textLine('--' . $this->boundary[1]);
$body .= $this->headerLine('Content-Type', 'multipart/alternative;');
$body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
$body .= $this->LE;
$body .= $this->getBoundary($this->boundary[2], $altBodyCharSet, 'text/plain', $altBodyEncoding);
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->getBoundary($this->boundary[2], $bodyCharSet, 'text/html', $bodyEncoding);
$body .= $this->encodeString($this->Body, $bodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->endBoundary($this->boundary[2]);
$body .= $this->LE;
$body .= $this->attachAll('attachment', $this->boundary[1]);
break;
case 'alt_inline_attach':
$body .= $mimepre;
$body .= $this->textLine('--' . $this->boundary[1]);
$body .= $this->headerLine('Content-Type', 'multipart/alternative;');
$body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
$body .= $this->LE;
$body .= $this->getBoundary($this->boundary[2], $altBodyCharSet, 'text/plain', $altBodyEncoding);
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->textLine('--' . $this->boundary[2]);
$body .= $this->headerLine('Content-Type', 'multipart/related;');
$body .= $this->textLine("\tboundary=\"" . $this->boundary[3] . '"');
$body .= $this->LE;
$body .= $this->getBoundary($this->boundary[3], $bodyCharSet, 'text/html', $bodyEncoding);
$body .= $this->encodeString($this->Body, $bodyEncoding);
$body .= $this->LE . $this->LE;
$body .= $this->attachAll('inline', $this->boundary[3]);
$body .= $this->LE;
$body .= $this->endBoundary($this->boundary[2]);
$body .= $this->LE;
$body .= $this->attachAll('attachment', $this->boundary[1]);
break;
default:
// Catch case 'plain' and case '', applies to simple `text/plain` and `text/html` body content types
//Reset the `Encoding` property in case we changed it for line length reasons
$this->Encoding = $bodyEncoding;
$body .= $this->encodeString($this->Body, $this->Encoding);
break;
}
if ($this->isError()) {
$body = '';
} elseif ($this->sign_key_file) {
try {
if (!defined('PKCS7_TEXT')) {
throw new phpmailerException($this->lang('extension_missing') . 'openssl');
}
// @TODO would be nice to use php://temp streams here, but need to wrap for PHP < 5.1
$file = tempnam(sys_get_temp_dir(), 'mail');
if (false === file_put_contents($file, $body)) {
throw new phpmailerException($this->lang('signing') . ' Could not write temp file');
}
$signed = tempnam(sys_get_temp_dir(), 'signed');
//Workaround for PHP bug https://bugs.php.net/bug.php?id=69197
if (empty($this->sign_extracerts_file)) {
$sign = @openssl_pkcs7_sign(
$file,
$signed,
'file://' . realpath($this->sign_cert_file),
array('file://' . realpath($this->sign_key_file), $this->sign_key_pass),
null
);
} else {
$sign = @openssl_pkcs7_sign(
$file,
$signed,
'file://' . realpath($this->sign_cert_file),
array('file://' . realpath($this->sign_key_file), $this->sign_key_pass),
null,
PKCS7_DETACHED,
$this->sign_extracerts_file
);
}
if ($sign) {
@unlink($file);
$body = file_get_contents($signed);
@unlink($signed);
//The message returned by openssl contains both headers and body, so need to split them up
$parts = explode("\n\n", $body, 2);
$this->MIMEHeader .= $parts[0] . $this->LE . $this->LE;
$body = $parts[1];
} else {
@unlink($file);
@unlink($signed);
throw new phpmailerException($this->lang('signing') . openssl_error_string());
}
} catch (phpmailerException $exc) {
$body = '';
if ($this->exceptions) {
throw $exc;
}
}
}
return $body;
}
/**
* Return the start of a message boundary.
* @access protected
* @param string $boundary
* @param string $charSet
* @param string $contentType
* @param string $encoding
* @return string
*/
protected function getBoundary($boundary, $charSet, $contentType, $encoding)
{
$result = '';
if ($charSet == '') {
$charSet = $this->CharSet;
}
if ($contentType == '') {
$contentType = $this->ContentType;
}
if ($encoding == '') {
$encoding = $this->Encoding;
}
$result .= $this->textLine('--' . $boundary);
$result .= sprintf('Content-Type: %s; charset=%s', $contentType, $charSet);
$result .= $this->LE;
// RFC1341 part 5 says 7bit is assumed if not specified
if ($encoding != '7bit') {
$result .= $this->headerLine('Content-Transfer-Encoding', $encoding);
}
$result .= $this->LE;
return $result;
}
/**
* Return the end of a message boundary.
* @access protected
* @param string $boundary
* @return string
*/
protected function endBoundary($boundary)
{
return $this->LE . '--' . $boundary . '--' . $this->LE;
}
/**
* Set the message type.
* PHPMailer only supports some preset message types, not arbitrary MIME structures.
* @access protected
* @return void
*/
protected function setMessageType()
{
$type = array();
if ($this->alternativeExists()) {
$type[] = 'alt';
}
if ($this->inlineImageExists()) {
$type[] = 'inline';
}
if ($this->attachmentExists()) {
$type[] = 'attach';
}
$this->message_type = implode('_', $type);
if ($this->message_type == '') {
//The 'plain' message_type refers to the message having a single body element, not that it is plain-text
$this->message_type = 'plain';
}
}
/**
* Format a header line.
* @access public
* @param string $name
* @param string $value
* @return string
*/
public function headerLine($name, $value)
{
return $name . ': ' . $value . $this->LE;
}
/**
* Return a formatted mail line.
* @access public
* @param string $value
* @return string
*/
public function textLine($value)
{
return $value . $this->LE;
}
/**
* Add an attachment from a path on the filesystem.
* Never use a user-supplied path to a file!
* Returns false if the file could not be found or read.
* @param string $path Path to the attachment.
* @param string $name Overrides the attachment name.
* @param string $encoding File encoding (see $Encoding).
* @param string $type File extension (MIME) type.
* @param string $disposition Disposition to use
* @throws phpmailerException
* @return boolean
*/
public function addAttachment($path, $name = '', $encoding = 'base64', $type = '', $disposition = 'attachment')
{
try {
if (!@is_file($path)) {
throw new phpmailerException($this->lang('file_access') . $path, self::STOP_CONTINUE);
}
// If a MIME type is not specified, try to work it out from the file name
if ($type == '') {
$type = self::filenameToType($path);
}
$filename = basename($path);
if ($name == '') {
$name = $filename;
}
$this->attachment[] = array(
0 => $path,
1 => $filename,
2 => $name,
3 => $encoding,
4 => $type,
5 => false, // isStringAttachment
6 => $disposition,
7 => 0
);
} catch (phpmailerException $exc) {
$this->setError($exc->getMessage());
$this->edebug($exc->getMessage());
if ($this->exceptions) {
throw $exc;
}
return false;
}
return true;
}
/**
* Return the array of attachments.
* @return array
*/
public function getAttachments()
{
return $this->attachment;
}
/**
* Attach all file, string, and binary attachments to the message.
* Returns an empty string on failure.
* @access protected
* @param string $disposition_type
* @param string $boundary
* @return string
*/
protected function attachAll($disposition_type, $boundary)
{
// Return text of body
$mime = array();
$cidUniq = array();
$incl = array();
// Add all attachments
foreach ($this->attachment as $attachment) {
// Check if it is a valid disposition_filter
if ($attachment[6] == $disposition_type) {
// Check for string attachment
$string = '';
$path = '';
$bString = $attachment[5];
if ($bString) {
$string = $attachment[0];
} else {
$path = $attachment[0];
}
$inclhash = md5(serialize($attachment));
if (in_array($inclhash, $incl)) {
continue;
}
$incl[] = $inclhash;
$name = $attachment[2];
$encoding = $attachment[3];
$type = $attachment[4];
$disposition = $attachment[6];
$cid = $attachment[7];
if ($disposition == 'inline' && array_key_exists($cid, $cidUniq)) {
continue;
}
$cidUniq[$cid] = true;
$mime[] = sprintf('--%s%s', $boundary, $this->LE);
//Only include a filename property if we have one
if (!empty($name)) {
$mime[] = sprintf(
'Content-Type: %s; name="%s"%s',
$type,
$this->encodeHeader($this->secureHeader($name)),
$this->LE
);
} else {
$mime[] = sprintf(
'Content-Type: %s%s',
$type,
$this->LE
);
}
// RFC1341 part 5 says 7bit is assumed if not specified
if ($encoding != '7bit') {
$mime[] = sprintf('Content-Transfer-Encoding: %s%s', $encoding, $this->LE);
}
if ($disposition == 'inline') {
$mime[] = sprintf('Content-ID: <%s>%s', $cid, $this->LE);
}
// If a filename contains any of these chars, it should be quoted,
// but not otherwise: RFC2183 & RFC2045 5.1
// Fixes a warning in IETF's msglint MIME checker
// Allow for bypassing the Content-Disposition header totally
if (!(empty($disposition))) {
$encoded_name = $this->encodeHeader($this->secureHeader($name));
if (preg_match('/[ \(\)<>@,;:\\"\/\[\]\?=]/', $encoded_name)) {
$mime[] = sprintf(
'Content-Disposition: %s; filename="%s"%s',
$disposition,
$encoded_name,
$this->LE . $this->LE
);
} else {
if (!empty($encoded_name)) {
$mime[] = sprintf(
'Content-Disposition: %s; filename=%s%s',
$disposition,
$encoded_name,
$this->LE . $this->LE
);
} else {
$mime[] = sprintf(
'Content-Disposition: %s%s',
$disposition,
$this->LE . $this->LE
);
}
}
} else {
$mime[] = $this->LE;
}
// Encode as string attachment
if ($bString) {
$mime[] = $this->encodeString($string, $encoding);
if ($this->isError()) {
return '';
}
$mime[] = $this->LE . $this->LE;
} else {
$mime[] = $this->encodeFile($path, $encoding);
if ($this->isError()) {
return '';
}
$mime[] = $this->LE . $this->LE;
}
}
}
$mime[] = sprintf('--%s--%s', $boundary, $this->LE);
return implode('', $mime);
}
/**
* Encode a file attachment in requested format.
* Returns an empty string on failure.
* @param string $path The full path to the file
* @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
* @throws phpmailerException
* @access protected
* @return string
*/
protected function encodeFile($path, $encoding = 'base64')
{
try {
if (!is_readable($path)) {
throw new phpmailerException($this->lang('file_open') . $path, self::STOP_CONTINUE);
}
$magic_quotes = get_magic_quotes_runtime();
if ($magic_quotes) {
if (version_compare(PHP_VERSION, '5.3.0', '<')) {
set_magic_quotes_runtime(false);
} else {
//Doesn't exist in PHP 5.4, but we don't need to check because
//get_magic_quotes_runtime always returns false in 5.4+
//so it will never get here
ini_set('magic_quotes_runtime', false);
}
}
$file_buffer = file_get_contents($path);
$file_buffer = $this->encodeString($file_buffer, $encoding);
if ($magic_quotes) {
if (version_compare(PHP_VERSION, '5.3.0', '<')) {
set_magic_quotes_runtime($magic_quotes);
} else {
ini_set('magic_quotes_runtime', $magic_quotes);
}
}
return $file_buffer;
} catch (Exception $exc) {
$this->setError($exc->getMessage());
return '';
}
}
/**
* Encode a string in requested format.
* Returns an empty string on failure.
* @param string $str The text to encode
* @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
* @access public
* @return string
*/
public function encodeString($str, $encoding = 'base64')
{
$encoded = '';
switch (strtolower($encoding)) {
case 'base64':
$encoded = chunk_split(base64_encode($str), 76, $this->LE);
break;
case '7bit':
case '8bit':
$encoded = $this->fixEOL($str);
// Make sure it ends with a line break
if (substr($encoded, -(strlen($this->LE))) != $this->LE) {
$encoded .= $this->LE;
}
break;
case 'binary':
$encoded = $str;
break;
case 'quoted-printable':
$encoded = $this->encodeQP($str);
break;
default:
$this->setError($this->lang('encoding') . $encoding);
break;
}
return $encoded;
}
/**
* Encode a header string optimally.
* Picks shortest of Q, B, quoted-printable or none.
* @access public
* @param string $str
* @param string $position
* @return string
*/
public function encodeHeader($str, $position = 'text')
{
$matchcount = 0;
switch (strtolower($position)) {
case 'phrase':
if (!preg_match('/[\200-\377]/', $str)) {
// Can't use addslashes as we don't know the value of magic_quotes_sybase
$encoded = addcslashes($str, "\0..\37\177\\\"");
if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
return ($encoded);
} else {
return ("\"$encoded\"");
}
}
$matchcount = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
break;
/** @noinspection PhpMissingBreakStatementInspection */
case 'comment':
$matchcount = preg_match_all('/[()"]/', $str, $matches);
// Intentional fall-through
case 'text':
default:
$matchcount += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
break;
}
//There are no chars that need encoding
if ($matchcount == 0) {
return ($str);
}
$maxlen = 75 - 7 - strlen($this->CharSet);
// Try to select the encoding which should produce the shortest output
if ($matchcount > strlen($str) / 3) {
// More than a third of the content will need encoding, so B encoding will be most efficient
$encoding = 'B';
if (function_exists('mb_strlen') && $this->hasMultiBytes($str)) {
// Use a custom function which correctly encodes and wraps long
// multibyte strings without breaking lines within a character
$encoded = $this->base64EncodeWrapMB($str, "\n");
} else {
$encoded = base64_encode($str);
$maxlen -= $maxlen % 4;
$encoded = trim(chunk_split($encoded, $maxlen, "\n"));
}
} else {
$encoding = 'Q';
$encoded = $this->encodeQ($str, $position);
$encoded = $this->wrapText($encoded, $maxlen, true);
$encoded = str_replace('=' . self::CRLF, "\n", trim($encoded));
}
$encoded = preg_replace('/^(.*)$/m', ' =?' . $this->CharSet . "?$encoding?\\1?=", $encoded);
$encoded = trim(str_replace("\n", $this->LE, $encoded));
return $encoded;
}
/**
* Check if a string contains multi-byte characters.
* @access public
* @param string $str multi-byte text to wrap encode
* @return boolean
*/
public function hasMultiBytes($str)
{
if (function_exists('mb_strlen')) {
return (strlen($str) > mb_strlen($str, $this->CharSet));
} else { // Assume no multibytes (we can't handle without mbstring functions anyway)
return false;
}
}
/**
* Does a string contain any 8-bit chars (in any charset)?
* @param string $text
* @return boolean
*/
public function has8bitChars($text)
{
return (boolean)preg_match('/[\x80-\xFF]/', $text);
}
/**
* Encode and wrap long multibyte strings for mail headers
* without breaking lines within a character.
* Adapted from a function by paravoid
* @link http://www.php.net/manual/en/function.mb-encode-mimeheader.php#60283
* @access public
* @param string $str multi-byte text to wrap encode
* @param string $linebreak string to use as linefeed/end-of-line
* @return string
*/
public function base64EncodeWrapMB($str, $linebreak = null)
{
$start = '=?' . $this->CharSet . '?B?';
$end = '?=';
$encoded = '';
if ($linebreak === null) {
$linebreak = $this->LE;
}
$mb_length = mb_strlen($str, $this->CharSet);
// Each line must have length <= 75, including $start and $end
$length = 75 - strlen($start) - strlen($end);
// Average multi-byte ratio
$ratio = $mb_length / strlen($str);
// Base64 has a 4:3 ratio
$avgLength = floor($length * $ratio * .75);
for ($i = 0; $i < $mb_length; $i += $offset) {
$lookBack = 0;
do {
$offset = $avgLength - $lookBack;
$chunk = mb_substr($str, $i, $offset, $this->CharSet);
$chunk = base64_encode($chunk);
$lookBack++;
} while (strlen($chunk) > $length);
$encoded .= $chunk . $linebreak;
}
// Chomp the last linefeed
$encoded = substr($encoded, 0, -strlen($linebreak));
return $encoded;
}
/**
* Encode a string in quoted-printable format.
* According to RFC2045 section 6.7.
* @access public
* @param string $string The text to encode
* @param integer $line_max Number of chars allowed on a line before wrapping
* @return string
* @link http://www.php.net/manual/en/function.quoted-printable-decode.php#89417 Adapted from this comment
*/
public function encodeQP($string, $line_max = 76)
{
// Use native function if it's available (>= PHP5.3)
if (function_exists('quoted_printable_encode')) {
return quoted_printable_encode($string);
}
// Fall back to a pure PHP implementation
$string = str_replace(
array('%20', '%0D%0A.', '%0D%0A', '%'),
array(' ', "\r\n=2E", "\r\n", '='),
rawurlencode($string)
);
return preg_replace('/[^\r\n]{' . ($line_max - 3) . '}[^=\r\n]{2}/', "$0=\r\n", $string);
}
/**
* Backward compatibility wrapper for an old QP encoding function that was removed.
* @see PHPMailer::encodeQP()
* @access public
* @param string $string
* @param integer $line_max
* @param boolean $space_conv
* @return string
* @deprecated Use encodeQP instead.
*/
public function encodeQPphp(
$string,
$line_max = 76,
/** @noinspection PhpUnusedParameterInspection */ $space_conv = false
) {
return $this->encodeQP($string, $line_max);
}
/**
* Encode a string using Q encoding.
* @link http://tools.ietf.org/html/rfc2047
* @param string $str the text to encode
* @param string $position Where the text is going to be used, see the RFC for what that means
* @access public
* @return string
*/
public function encodeQ($str, $position = 'text')
{
// There should not be any EOL in the string
$pattern = '';
$encoded = str_replace(array("\r", "\n"), '', $str);
switch (strtolower($position)) {
case 'phrase':
// RFC 2047 section 5.3
$pattern = '^A-Za-z0-9!*+\/ -';
break;
/** @noinspection PhpMissingBreakStatementInspection */
case 'comment':
// RFC 2047 section 5.2
$pattern = '\(\)"';
// intentional fall-through
// for this reason we build the $pattern without including delimiters and []
case 'text':
default:
// RFC 2047 section 5.1
// Replace every high ascii, control, =, ? and _ characters
$pattern = '\000-\011\013\014\016-\037\075\077\137\177-\377' . $pattern;
break;
}
$matches = array();
if (preg_match_all("/[{$pattern}]/", $encoded, $matches)) {
// If the string contains an '=', make sure it's the first thing we replace
// so as to avoid double-encoding
$eqkey = array_search('=', $matches[0]);
if (false !== $eqkey) {
unset($matches[0][$eqkey]);
array_unshift($matches[0], '=');
}
foreach (array_unique($matches[0]) as $char) {
$encoded = str_replace($char, '=' . sprintf('%02X', ord($char)), $encoded);
}
}
// Replace every spaces to _ (more readable than =20)
return str_replace(' ', '_', $encoded);
}
/**
* Add a string or binary attachment (non-filesystem).
* This method can be used to attach ascii or binary data,
* such as a BLOB record from a database.
* @param string $string String attachment data.
* @param string $filename Name of the attachment.
* @param string $encoding File encoding (see $Encoding).
* @param string $type File extension (MIME) type.
* @param string $disposition Disposition to use
* @return void
*/
public function addStringAttachment(
$string,
$filename,
$encoding = 'base64',
$type = '',
$disposition = 'attachment'
) {
// If a MIME type is not specified, try to work it out from the file name
if ($type == '') {
$type = self::filenameToType($filename);
}
// Append to $attachment array
$this->attachment[] = array(
0 => $string,
1 => $filename,
2 => basename($filename),
3 => $encoding,
4 => $type,
5 => true, // isStringAttachment
6 => $disposition,
7 => 0
);
}
/**
* Add an embedded (inline) attachment from a file.
* This can include images, sounds, and just about any other document type.
* These differ from 'regular' attachments in that they are intended to be
* displayed inline with the message, not just attached for download.
* This is used in HTML messages that embed the images
* the HTML refers to using the $cid value.
* Never use a user-supplied path to a file!
* @param string $path Path to the attachment.
* @param string $cid Content ID of the attachment; Use this to reference
* the content when using an embedded image in HTML.
* @param string $name Overrides the attachment name.
* @param string $encoding File encoding (see $Encoding).
* @param string $type File MIME type.
* @param string $disposition Disposition to use
* @return boolean True on successfully adding an attachment
*/
public function addEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = '', $disposition = 'inline')
{
if (!@is_file($path)) {
$this->setError($this->lang('file_access') . $path);
return false;
}
// If a MIME type is not specified, try to work it out from the file name
if ($type == '') {
$type = self::filenameToType($path);
}
$filename = basename($path);
if ($name == '') {
$name = $filename;
}
// Append to $attachment array
$this->attachment[] = array(
0 => $path,
1 => $filename,
2 => $name,
3 => $encoding,
4 => $type,
5 => false, // isStringAttachment
6 => $disposition,
7 => $cid
);
return true;
}
/**
* Add an embedded stringified attachment.
* This can include images, sounds, and just about any other document type.
* Be sure to set the $type to an image type for images:
* JPEG images use 'image/jpeg', GIF uses 'image/gif', PNG uses 'image/png'.
* @param string $string The attachment binary data.
* @param string $cid Content ID of the attachment; Use this to reference
* the content when using an embedded image in HTML.
* @param string $name
* @param string $encoding File encoding (see $Encoding).
* @param string $type MIME type.
* @param string $disposition Disposition to use
* @return boolean True on successfully adding an attachment
*/
public function addStringEmbeddedImage(
$string,
$cid,
$name = '',
$encoding = 'base64',
$type = '',
$disposition = 'inline'
) {
// If a MIME type is not specified, try to work it out from the name
if ($type == '' and !empty($name)) {
$type = self::filenameToType($name);
}
// Append to $attachment array
$this->attachment[] = array(
0 => $string,
1 => $name,
2 => $name,
3 => $encoding,
4 => $type,
5 => true, // isStringAttachment
6 => $disposition,
7 => $cid
);
return true;
}
/**
* Check if an inline attachment is present.
* @access public
* @return boolean
*/
public function inlineImageExists()
{
foreach ($this->attachment as $attachment) {
if ($attachment[6] == 'inline') {
return true;
}
}
return false;
}
/**
* Check if an attachment (non-inline) is present.
* @return boolean
*/
public function attachmentExists()
{
foreach ($this->attachment as $attachment) {
if ($attachment[6] == 'attachment') {
return true;
}
}
return false;
}
/**
* Check if this message has an alternative body set.
* @return boolean
*/
public function alternativeExists()
{
return !empty($this->AltBody);
}
/**
* Clear queued addresses of given kind.
* @access protected
* @param string $kind 'to', 'cc', or 'bcc'
* @return void
*/
public function clearQueuedAddresses($kind)
{
$RecipientsQueue = $this->RecipientsQueue;
foreach ($RecipientsQueue as $address => $params) {
if ($params[0] == $kind) {
unset($this->RecipientsQueue[$address]);
}
}
}
/**
* Clear all To recipients.
* @return void
*/
public function clearAddresses()
{
foreach ($this->to as $to) {
unset($this->all_recipients[strtolower($to[0])]);
}
$this->to = array();
$this->clearQueuedAddresses('to');
}
/**
* Clear all CC recipients.
* @return void
*/
public function clearCCs()
{
foreach ($this->cc as $cc) {
unset($this->all_recipients[strtolower($cc[0])]);
}
$this->cc = array();
$this->clearQueuedAddresses('cc');
}
/**
* Clear all BCC recipients.
* @return void
*/
public function clearBCCs()
{
foreach ($this->bcc as $bcc) {
unset($this->all_recipients[strtolower($bcc[0])]);
}
$this->bcc = array();
$this->clearQueuedAddresses('bcc');
}
/**
* Clear all ReplyTo recipients.
* @return void
*/
public function clearReplyTos()
{
$this->ReplyTo = array();
$this->ReplyToQueue = array();
}
/**
* Clear all recipient types.
* @return void
*/
public function clearAllRecipients()
{
$this->to = array();
$this->cc = array();
$this->bcc = array();
$this->all_recipients = array();
$this->RecipientsQueue = array();
}
/**
* Clear all filesystem, string, and binary attachments.
* @return void
*/
public function clearAttachments()
{
$this->attachment = array();
}
/**
* Clear all custom headers.
* @return void
*/
public function clearCustomHeaders()
{
$this->CustomHeader = array();
}
/**
* Add an error message to the error container.
* @access protected
* @param string $msg
* @return void
*/
protected function setError($msg)
{
$this->error_count++;
if ($this->Mailer == 'smtp' and !is_null($this->smtp)) {
$lasterror = $this->smtp->getError();
if (!empty($lasterror['error'])) {
$msg .= $this->lang('smtp_error') . $lasterror['error'];
if (!empty($lasterror['detail'])) {
$msg .= ' Detail: '. $lasterror['detail'];
}
if (!empty($lasterror['smtp_code'])) {
$msg .= ' SMTP code: ' . $lasterror['smtp_code'];
}
if (!empty($lasterror['smtp_code_ex'])) {
$msg .= ' Additional SMTP info: ' . $lasterror['smtp_code_ex'];
}
}
}
$this->ErrorInfo = $msg;
}
/**
* Return an RFC 822 formatted date.
* @access public
* @return string
* @static
*/
public static function rfcDate()
{
// Set the time zone to whatever the default is to avoid 500 errors
// Will default to UTC if it's not set properly in php.ini
date_default_timezone_set(@date_default_timezone_get());
return date('D, j M Y H:i:s O');
}
/**
* Get the server hostname.
* Returns 'localhost.localdomain' if unknown.
* @access protected
* @return string
*/
protected function serverHostname()
{
$result = 'localhost.localdomain';
if (!empty($this->Hostname)) {
$result = $this->Hostname;
} elseif (isset($_SERVER) and array_key_exists('SERVER_NAME', $_SERVER) and !empty($_SERVER['SERVER_NAME'])) {
$result = $_SERVER['SERVER_NAME'];
} elseif (function_exists('gethostname') && gethostname() !== false) {
$result = gethostname();
} elseif (php_uname('n') !== false) {
$result = php_uname('n');
}
return $result;
}
/**
* Get an error message in the current language.
* @access protected
* @param string $key
* @return string
*/
protected function lang($key)
{
if (count($this->language) < 1) {
$this->setLanguage('en'); // set the default language
}
if (array_key_exists($key, $this->language)) {
if ($key == 'smtp_connect_failed') {
//Include a link to troubleshooting docs on SMTP connection failure
//this is by far the biggest cause of support questions
//but it's usually not PHPMailer's fault.
return $this->language[$key] . ' https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting';
}
return $this->language[$key];
} else {
//Return the key as a fallback
return $key;
}
}
/**
* Check if an error occurred.
* @access public
* @return boolean True if an error did occur.
*/
public function isError()
{
return ($this->error_count > 0);
}
/**
* Ensure consistent line endings in a string.
* Changes every end of line from CRLF, CR or LF to $this->LE.
* @access public
* @param string $str String to fixEOL
* @return string
*/
public function fixEOL($str)
{
// Normalise to \n
$nstr = str_replace(array("\r\n", "\r"), "\n", $str);
// Now convert LE as needed
if ($this->LE !== "\n") {
$nstr = str_replace("\n", $this->LE, $nstr);
}
return $nstr;
}
/**
* Add a custom header.
* $name value can be overloaded to contain
* both header name and value (name:value)
* @access public
* @param string $name Custom header name
* @param string $value Header value
* @return void
*/
public function addCustomHeader($name, $value = null)
{
if ($value === null) {
// Value passed in as name:value
$this->CustomHeader[] = explode(':', $name, 2);
} else {
$this->CustomHeader[] = array($name, $value);
}
}
/**
* Returns all custom headers.
* @return array
*/
public function getCustomHeaders()
{
return $this->CustomHeader;
}
/**
* Create a message body from an HTML string.
* Automatically inlines images and creates a plain-text version by converting the HTML,
* overwriting any existing values in Body and AltBody.
* Do not source $message content from user input!
* $basedir is prepended when handling relative URLs, e.g. <img src="/images/a.png"> and must not be empty
* will look for an image file in $basedir/images/a.png and convert it to inline.
* If you don't provide a $basedir, relative paths will be left untouched (and thus probably break in email)
* If you don't want to apply these transformations to your HTML, just set Body and AltBody directly.
* @access public
* @param string $message HTML message string
* @param string $basedir Absolute path to a base directory to prepend to relative paths to images
* @param boolean|callable $advanced Whether to use the internal HTML to text converter
* or your own custom converter @see PHPMailer::html2text()
* @return string $message The transformed message Body
*/
public function msgHTML($message, $basedir = '', $advanced = false)
{
preg_match_all('/(src|background)=["\'](.*)["\']/Ui', $message, $images);
if (array_key_exists(2, $images)) {
if (strlen($basedir) > 1 && substr($basedir, -1) != '/') {
// Ensure $basedir has a trailing /
$basedir .= '/';
}
foreach ($images[2] as $imgindex => $url) {
// Convert data URIs into embedded images
if (preg_match('#^data:(image[^;,]*)(;base64)?,#', $url, $match)) {
$data = substr($url, strpos($url, ','));
if ($match[2]) {
$data = base64_decode($data);
} else {
$data = rawurldecode($data);
}
$cid = md5($url) . '@phpmailer.0'; // RFC2392 S 2
if ($this->addStringEmbeddedImage($data, $cid, 'embed' . $imgindex, 'base64', $match[1])) {
$message = str_replace(
$images[0][$imgindex],
$images[1][$imgindex] . '="cid:' . $cid . '"',
$message
);
}
continue;
}
if (
// Only process relative URLs if a basedir is provided (i.e. no absolute local paths)
!empty($basedir)
// Ignore URLs containing parent dir traversal (..)
&& (strpos($url, '..') === false)
// Do not change urls that are already inline images
&& substr($url, 0, 4) !== 'cid:'
// Do not change absolute URLs, including anonymous protocol
&& !preg_match('#^[a-z][a-z0-9+.-]*:?//#i', $url)
) {
$filename = basename($url);
$directory = dirname($url);
if ($directory == '.') {
$directory = '';
}
$cid = md5($url) . '@phpmailer.0'; // RFC2392 S 2
if (strlen($directory) > 1 && substr($directory, -1) != '/') {
$directory .= '/';
}
if ($this->addEmbeddedImage(
$basedir . $directory . $filename,
$cid,
$filename,
'base64',
self::_mime_types((string)self::mb_pathinfo($filename, PATHINFO_EXTENSION))
)
) {
$message = preg_replace(
'/' . $images[1][$imgindex] . '=["\']' . preg_quote($url, '/') . '["\']/Ui',
$images[1][$imgindex] . '="cid:' . $cid . '"',
$message
);
}
}
}
}
$this->isHTML(true);
// Convert all message body line breaks to CRLF, makes quoted-printable encoding work much better
$this->Body = $this->normalizeBreaks($message);
$this->AltBody = $this->normalizeBreaks($this->html2text($message, $advanced));
if (!$this->alternativeExists()) {
$this->AltBody = 'To view this email message, open it in a program that understands HTML!' .
self::CRLF . self::CRLF;
}
return $this->Body;
}
/**
* Convert an HTML string into plain text.
* This is used by msgHTML().
* Note - older versions of this function used a bundled advanced converter
* which was been removed for license reasons in #232.
* Example usage:
* <code>
* // Use default conversion
* $plain = $mail->html2text($html);
* // Use your own custom converter
* $plain = $mail->html2text($html, function($html) {
* $converter = new MyHtml2text($html);
* return $converter->get_text();
* });
* </code>
* @param string $html The HTML text to convert
* @param boolean|callable $advanced Any boolean value to use the internal converter,
* or provide your own callable for custom conversion.
* @return string
*/
public function html2text($html, $advanced = false)
{
if (is_callable($advanced)) {
return call_user_func($advanced, $html);
}
return html_entity_decode(
trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/si', '', $html))),
ENT_QUOTES,
$this->CharSet
);
}
/**
* Get the MIME type for a file extension.
* @param string $ext File extension
* @access public
* @return string MIME type of file.
* @static
*/
public static function _mime_types($ext = '')
{
$mimes = array(
'xl' => 'application/excel',
'js' => 'application/javascript',
'hqx' => 'application/mac-binhex40',
'cpt' => 'application/mac-compactpro',
'bin' => 'application/macbinary',
'doc' => 'application/msword',
'word' => 'application/msword',
'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
'sldx' => 'application/vnd.openxmlformats-officedocument.presentationml.slide',
'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
'xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12',
'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
'class' => 'application/octet-stream',
'dll' => 'application/octet-stream',
'dms' => 'application/octet-stream',
'exe' => 'application/octet-stream',
'lha' => 'application/octet-stream',
'lzh' => 'application/octet-stream',
'psd' => 'application/octet-stream',
'sea' => 'application/octet-stream',
'so' => 'application/octet-stream',
'oda' => 'application/oda',
'pdf' => 'application/pdf',
'ai' => 'application/postscript',
'eps' => 'application/postscript',
'ps' => 'application/postscript',
'smi' => 'application/smil',
'smil' => 'application/smil',
'mif' => 'application/vnd.mif',
'xls' => 'application/vnd.ms-excel',
'ppt' => 'application/vnd.ms-powerpoint',
'wbxml' => 'application/vnd.wap.wbxml',
'wmlc' => 'application/vnd.wap.wmlc',
'dcr' => 'application/x-director',
'dir' => 'application/x-director',
'dxr' => 'application/x-director',
'dvi' => 'application/x-dvi',
'gtar' => 'application/x-gtar',
'php3' => 'application/x-httpd-php',
'php4' => 'application/x-httpd-php',
'php' => 'application/x-httpd-php',
'phtml' => 'application/x-httpd-php',
'phps' => 'application/x-httpd-php-source',
'swf' => 'application/x-shockwave-flash',
'sit' => 'application/x-stuffit',
'tar' => 'application/x-tar',
'tgz' => 'application/x-tar',
'xht' => 'application/xhtml+xml',
'xhtml' => 'application/xhtml+xml',
'zip' => 'application/zip',
'mid' => 'audio/midi',
'midi' => 'audio/midi',
'mp2' => 'audio/mpeg',
'mp3' => 'audio/mpeg',
'mpga' => 'audio/mpeg',
'aif' => 'audio/x-aiff',
'aifc' => 'audio/x-aiff',
'aiff' => 'audio/x-aiff',
'ram' => 'audio/x-pn-realaudio',
'rm' => 'audio/x-pn-realaudio',
'rpm' => 'audio/x-pn-realaudio-plugin',
'ra' => 'audio/x-realaudio',
'wav' => 'audio/x-wav',
'bmp' => 'image/bmp',
'gif' => 'image/gif',
'jpeg' => 'image/jpeg',
'jpe' => 'image/jpeg',
'jpg' => 'image/jpeg',
'png' => 'image/png',
'tiff' => 'image/tiff',
'tif' => 'image/tiff',
'eml' => 'message/rfc822',
'css' => 'text/css',
'html' => 'text/html',
'htm' => 'text/html',
'shtml' => 'text/html',
'log' => 'text/plain',
'text' => 'text/plain',
'txt' => 'text/plain',
'rtx' => 'text/richtext',
'rtf' => 'text/rtf',
'vcf' => 'text/vcard',
'vcard' => 'text/vcard',
'xml' => 'text/xml',
'xsl' => 'text/xml',
'mpeg' => 'video/mpeg',
'mpe' => 'video/mpeg',
'mpg' => 'video/mpeg',
'mov' => 'video/quicktime',
'qt' => 'video/quicktime',
'rv' => 'video/vnd.rn-realvideo',
'avi' => 'video/x-msvideo',
'movie' => 'video/x-sgi-movie'
);
if (array_key_exists(strtolower($ext), $mimes)) {
return $mimes[strtolower($ext)];
}
return 'application/octet-stream';
}
/**
* Map a file name to a MIME type.
* Defaults to 'application/octet-stream', i.e.. arbitrary binary data.
* @param string $filename A file name or full path, does not need to exist as a file
* @return string
* @static
*/
public static function filenameToType($filename)
{
// In case the path is a URL, strip any query string before getting extension
$qpos = strpos($filename, '?');
if (false !== $qpos) {
$filename = substr($filename, 0, $qpos);
}
$pathinfo = self::mb_pathinfo($filename);
return self::_mime_types($pathinfo['extension']);
}
/**
* Multi-byte-safe pathinfo replacement.
* Drop-in replacement for pathinfo(), but multibyte-safe, cross-platform-safe, old-version-safe.
* Works similarly to the one in PHP >= 5.2.0
* @link http://www.php.net/manual/en/function.pathinfo.php#107461
* @param string $path A filename or path, does not need to exist as a file
* @param integer|string $options Either a PATHINFO_* constant,
* or a string name to return only the specified piece, allows 'filename' to work on PHP < 5.2
* @return string|array
* @static
*/
public static function mb_pathinfo($path, $options = null)
{
$ret = array('dirname' => '', 'basename' => '', 'extension' => '', 'filename' => '');
$pathinfo = array();
if (preg_match('%^(.*?)[\\\\/]*(([^/\\\\]*?)(\.([^\.\\\\/]+?)|))[\\\\/\.]*$%im', $path, $pathinfo)) {
if (array_key_exists(1, $pathinfo)) {
$ret['dirname'] = $pathinfo[1];
}
if (array_key_exists(2, $pathinfo)) {
$ret['basename'] = $pathinfo[2];
}
if (array_key_exists(5, $pathinfo)) {
$ret['extension'] = $pathinfo[5];
}
if (array_key_exists(3, $pathinfo)) {
$ret['filename'] = $pathinfo[3];
}
}
switch ($options) {
case PATHINFO_DIRNAME:
case 'dirname':
return $ret['dirname'];
case PATHINFO_BASENAME:
case 'basename':
return $ret['basename'];
case PATHINFO_EXTENSION:
case 'extension':
return $ret['extension'];
case PATHINFO_FILENAME:
case 'filename':
return $ret['filename'];
default:
return $ret;
}
}
/**
* Set or reset instance properties.
* You should avoid this function - it's more verbose, less efficient, more error-prone and
* harder to debug than setting properties directly.
* Usage Example:
* `$mail->set('SMTPSecure', 'tls');`
* is the same as:
* `$mail->SMTPSecure = 'tls';`
* @access public
* @param string $name The property name to set
* @param mixed $value The value to set the property to
* @return boolean
* @TODO Should this not be using the __set() magic function?
*/
public function set($name, $value = '')
{
if (property_exists($this, $name)) {
$this->$name = $value;
return true;
} else {
$this->setError($this->lang('variable_set') . $name);
return false;
}
}
/**
* Strip newlines to prevent header injection.
* @access public
* @param string $str
* @return string
*/
public function secureHeader($str)
{
return trim(str_replace(array("\r", "\n"), '', $str));
}
/**
* Normalize line breaks in a string.
* Converts UNIX LF, Mac CR and Windows CRLF line breaks into a single line break format.
* Defaults to CRLF (for message bodies) and preserves consecutive breaks.
* @param string $text
* @param string $breaktype What kind of line break to use, defaults to CRLF
* @return string
* @access public
* @static
*/
public static function normalizeBreaks($text, $breaktype = "\r\n")
{
return preg_replace('/(\r\n|\r|\n)/ms', $breaktype, $text);
}
/**
* Set the public and private key files and password for S/MIME signing.
* @access public
* @param string $cert_filename
* @param string $key_filename
* @param string $key_pass Password for private key
* @param string $extracerts_filename Optional path to chain certificate
*/
public function sign($cert_filename, $key_filename, $key_pass, $extracerts_filename = '')
{
$this->sign_cert_file = $cert_filename;
$this->sign_key_file = $key_filename;
$this->sign_key_pass = $key_pass;
$this->sign_extracerts_file = $extracerts_filename;
}
/**
* Quoted-Printable-encode a DKIM header.
* @access public
* @param string $txt
* @return string
*/
public function DKIM_QP($txt)
{
$line = '';
for ($i = 0; $i < strlen($txt); $i++) {
$ord = ord($txt[$i]);
if (((0x21 <= $ord) && ($ord <= 0x3A)) || $ord == 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E))) {
$line .= $txt[$i];
} else {
$line .= '=' . sprintf('%02X', $ord);
}
}
return $line;
}
/**
* Generate a DKIM signature.
* @access public
* @param string $signHeader
* @throws phpmailerException
* @return string The DKIM signature value
*/
public function DKIM_Sign($signHeader)
{
if (!defined('PKCS7_TEXT')) {
if ($this->exceptions) {
throw new phpmailerException($this->lang('extension_missing') . 'openssl');
}
return '';
}
$privKeyStr = !empty($this->DKIM_private_string) ? $this->DKIM_private_string : file_get_contents($this->DKIM_private);
if ('' != $this->DKIM_passphrase) {
$privKey = openssl_pkey_get_private($privKeyStr, $this->DKIM_passphrase);
} else {
$privKey = openssl_pkey_get_private($privKeyStr);
}
//Workaround for missing digest algorithms in old PHP & OpenSSL versions
//@link http://stackoverflow.com/a/11117338/333340
if (version_compare(PHP_VERSION, '5.3.0') >= 0 and
in_array('sha256WithRSAEncryption', openssl_get_md_methods(true))) {
if (openssl_sign($signHeader, $signature, $privKey, 'sha256WithRSAEncryption')) {
openssl_pkey_free($privKey);
return base64_encode($signature);
}
} else {
$pinfo = openssl_pkey_get_details($privKey);
$hash = hash('sha256', $signHeader);
//'Magic' constant for SHA256 from RFC3447
//@link https://tools.ietf.org/html/rfc3447#page-43
$t = '3031300d060960864801650304020105000420' . $hash;
$pslen = $pinfo['bits'] / 8 - (strlen($t) / 2 + 3);
$eb = pack('H*', '0001' . str_repeat('FF', $pslen) . '00' . $t);
if (openssl_private_encrypt($eb, $signature, $privKey, OPENSSL_NO_PADDING)) {
openssl_pkey_free($privKey);
return base64_encode($signature);
}
}
openssl_pkey_free($privKey);
return '';
}
/**
* Generate a DKIM canonicalization header.
* @access public
* @param string $signHeader Header
* @return string
*/
public function DKIM_HeaderC($signHeader)
{
$signHeader = preg_replace('/\r\n\s+/', ' ', $signHeader);
$lines = explode("\r\n", $signHeader);
foreach ($lines as $key => $line) {
list($heading, $value) = explode(':', $line, 2);
$heading = strtolower($heading);
$value = preg_replace('/\s{2,}/', ' ', $value); // Compress useless spaces
$lines[$key] = $heading . ':' . trim($value); // Don't forget to remove WSP around the value
}
$signHeader = implode("\r\n", $lines);
return $signHeader;
}
/**
* Generate a DKIM canonicalization body.
* @access public
* @param string $body Message Body
* @return string
*/
public function DKIM_BodyC($body)
{
if ($body == '') {
return "\r\n";
}
// stabilize line endings
$body = str_replace("\r\n", "\n", $body);
$body = str_replace("\n", "\r\n", $body);
// END stabilize line endings
while (substr($body, strlen($body) - 4, 4) == "\r\n\r\n") {
$body = substr($body, 0, strlen($body) - 2);
}
return $body;
}
/**
* Create the DKIM header and body in a new message header.
* @access public
* @param string $headers_line Header lines
* @param string $subject Subject
* @param string $body Body
* @return string
*/
public function DKIM_Add($headers_line, $subject, $body)
{
$DKIMsignatureType = 'rsa-sha256'; // Signature & hash algorithms
$DKIMcanonicalization = 'relaxed/simple'; // Canonicalization of header/body
$DKIMquery = 'dns/txt'; // Query method
$DKIMtime = time(); // Signature Timestamp = seconds since 00:00:00 - Jan 1, 1970 (UTC time zone)
$subject_header = "Subject: $subject";
$headers = explode($this->LE, $headers_line);
$from_header = '';
$to_header = '';
$date_header = '';
$current = '';
foreach ($headers as $header) {
if (strpos($header, 'From:') === 0) {
$from_header = $header;
$current = 'from_header';
} elseif (strpos($header, 'To:') === 0) {
$to_header = $header;
$current = 'to_header';
} elseif (strpos($header, 'Date:') === 0) {
$date_header = $header;
$current = 'date_header';
} else {
if (!empty($$current) && strpos($header, ' =?') === 0) {
$$current .= $header;
} else {
$current = '';
}
}
}
$from = str_replace('|', '=7C', $this->DKIM_QP($from_header));
$to = str_replace('|', '=7C', $this->DKIM_QP($to_header));
$date = str_replace('|', '=7C', $this->DKIM_QP($date_header));
$subject = str_replace(
'|',
'=7C',
$this->DKIM_QP($subject_header)
); // Copied header fields (dkim-quoted-printable)
$body = $this->DKIM_BodyC($body);
$DKIMlen = strlen($body); // Length of body
$DKIMb64 = base64_encode(pack('H*', hash('sha256', $body))); // Base64 of packed binary SHA-256 hash of body
if ('' == $this->DKIM_identity) {
$ident = '';
} else {
$ident = ' i=' . $this->DKIM_identity . ';';
}
$dkimhdrs = 'DKIM-Signature: v=1; a=' .
$DKIMsignatureType . '; q=' .
$DKIMquery . '; l=' .
$DKIMlen . '; s=' .
$this->DKIM_selector .
";\r\n" .
"\tt=" . $DKIMtime . '; c=' . $DKIMcanonicalization . ";\r\n" .
"\th=From:To:Date:Subject;\r\n" .
"\td=" . $this->DKIM_domain . ';' . $ident . "\r\n" .
"\tz=$from\r\n" .
"\t|$to\r\n" .
"\t|$date\r\n" .
"\t|$subject;\r\n" .
"\tbh=" . $DKIMb64 . ";\r\n" .
"\tb=";
$toSign = $this->DKIM_HeaderC(
$from_header . "\r\n" .
$to_header . "\r\n" .
$date_header . "\r\n" .
$subject_header . "\r\n" .
$dkimhdrs
);
$signed = $this->DKIM_Sign($toSign);
return $dkimhdrs . $signed . "\r\n";
}
/**
* Detect if a string contains a line longer than the maximum line length allowed.
* @param string $str
* @return boolean
* @static
*/
public static function hasLineLongerThanMax($str)
{
//+2 to include CRLF line break for a 1000 total
return (boolean)preg_match('/^(.{'.(self::MAX_LINE_LENGTH + 2).',})/m', $str);
}
/**
* Allows for public read access to 'to' property.
* @note: Before the send() call, queued addresses (i.e. with IDN) are not yet included.
* @access public
* @return array
*/
public function getToAddresses()
{
return $this->to;
}
/**
* Allows for public read access to 'cc' property.
* @note: Before the send() call, queued addresses (i.e. with IDN) are not yet included.
* @access public
* @return array
*/
public function getCcAddresses()
{
return $this->cc;
}
/**
* Allows for public read access to 'bcc' property.
* @note: Before the send() call, queued addresses (i.e. with IDN) are not yet included.
* @access public
* @return array
*/
public function getBccAddresses()
{
return $this->bcc;
}
/**
* Allows for public read access to 'ReplyTo' property.
* @note: Before the send() call, queued addresses (i.e. with IDN) are not yet included.
* @access public
* @return array
*/
public function getReplyToAddresses()
{
return $this->ReplyTo;
}
/**
* Allows for public read access to 'all_recipients' property.
* @note: Before the send() call, queued addresses (i.e. with IDN) are not yet included.
* @access public
* @return array
*/
public function getAllRecipientAddresses()
{
return $this->all_recipients;
}
/**
* Perform a callback.
* @param boolean $isSent
* @param array $to
* @param array $cc
* @param array $bcc
* @param string $subject
* @param string $body
* @param string $from
*/
protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body, $from)
{
if (!empty($this->action_function) && is_callable($this->action_function)) {
$params = array($isSent, $to, $cc, $bcc, $subject, $body, $from);
call_user_func_array($this->action_function, $params);
}
}
}
/**
* PHPMailer exception handler
* @package PHPMailer
*/
class phpmailerException extends Exception
{
/**
* Prettify error message output
* @return string
*/
public function errorMessage()
{
$errorMsg = '<strong>' . $this->getMessage() . "</strong><br />\n";
return $errorMsg;
}
}
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