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Diffstat (limited to 'lib/phpmailer/class.phpmailer.php')
| -rwxr-xr-x | lib/phpmailer/class.phpmailer.php | 6717 |
1 files changed, 3937 insertions, 2780 deletions
diff --git a/lib/phpmailer/class.phpmailer.php b/lib/phpmailer/class.phpmailer.php index 9c286c9a1..6afcf9ae9 100755 --- a/lib/phpmailer/class.phpmailer.php +++ b/lib/phpmailer/class.phpmailer.php @@ -1,2826 +1,3983 @@ <?php -/*~ class.phpmailer.php -.---------------------------------------------------------------------------. -| Software: PHPMailer - PHP email class | -| Version: 5.2.4 | -| Site: https://code.google.com/a/apache-extras.org/p/phpmailer/ | -| ------------------------------------------------------------------------- | -| Admin: Jim Jagielski (project admininistrator) | -| Authors: Andy Prevost (codeworxtech) [email protected] | -| : Marcus Bointon (coolbru) [email protected] | -| : Jim Jagielski (jimjag) [email protected] | -| Founder: Brent R. Matzelle (original founder) | -| Copyright (c) 2010-2012, Jim Jagielski. All Rights Reserved. | -| Copyright (c) 2004-2009, Andy Prevost. All Rights Reserved. | -| Copyright (c) 2001-2003, Brent R. Matzelle | -| ------------------------------------------------------------------------- | -| License: Distributed under the Lesser General Public License (LGPL) | -| http://www.gnu.org/copyleft/lesser.html | -| 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 - * NOTE: Requires PHP version 5 or later + * PHPMailer - PHP email creation and transport class. + * PHP Version 5 * @package PHPMailer - * @author Andy Prevost - * @author Marcus Bointon - * @author Jim Jagielski + * @link https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project + * @author Marcus Bointon (Synchro/coolbru) <[email protected]> + * @author Jim Jagielski (jimjag) <[email protected]> + * @author Andy Prevost (codeworxtech) <[email protected]> + * @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. */ -if (version_compare(PHP_VERSION, '5.0.0', '<') ) exit("Sorry, this version of PHPMailer will only run on PHP version 5 or greater!\n"); - /** - * PHP email creation and transport class + * PHPMailer - PHP email creation and transport class. * @package PHPMailer + * @author Marcus Bointon (Synchro/coolbru) <[email protected]> + * @author Jim Jagielski (jimjag) <[email protected]> + * @author Andy Prevost (codeworxtech) <[email protected]> + * @author Brent R. Matzelle (original founder) */ -class PHPMailer { - - ///////////////////////////////////////////////// - // PROPERTIES, PUBLIC - ///////////////////////////////////////////////// - - /** - * Email priority (1 = High, 3 = Normal, 5 = low). - * @var int - */ - public $Priority = 3; - - /** - * Sets the CharSet of the message. - * @var string - */ - public $CharSet = 'iso-8859-1'; - - /** - * Sets the Content-type of the message. - * @var string - */ - public $ContentType = 'text/plain'; - - /** - * Sets the Encoding of the message. Options for this are - * "8bit", "7bit", "binary", "base64", and "quoted-printable". - * @var string - */ - public $Encoding = '8bit'; - - /** - * Holds the most recent mailer error message. - * @var string - */ - public $ErrorInfo = ''; - - /** - * Sets the From email address for the message. - * @var string - */ - public $From = 'root@localhost'; - - /** - * Sets the From name of the message. - * @var string - */ - public $FromName = 'Root User'; - - /** - * Sets 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 = ''; - - /** - * Sets the Return-Path of the message. If empty, it will - * be set to either From or Sender. - * @var string - */ - public $ReturnPath = ''; - - /** - * Sets the Subject of the message. - * @var string - */ - public $Subject = ''; - - /** - * Sets the Body of the message. This can be either an HTML or text body. - * If HTML then run IsHTML(true). - * @var string - */ - public $Body = ''; - - /** - * Sets the text-only body of the message. This automatically sets the - * email to multipart/alternative. This body can be read by mail - * clients that do not have HTML email capability such as mutt. Clients - * that can read HTML will view the normal Body. - * @var string - */ - public $AltBody = ''; - - /** - * Stores the complete compiled MIME message body. - * @var string - * @access protected - */ - protected $MIMEBody = ''; - - /** - * Stores the complete compiled MIME message headers. - * @var string - * @access protected - */ - protected $MIMEHeader = ''; - - /** - * Stores the extra header list which CreateHeader() doesn't fold in - * @var string - * @access protected - */ - protected $mailHeader = ''; - - /** - * Sets word wrapping on the body of the message to a given number of - * characters. - * @var int - */ - public $WordWrap = 0; - - /** - * Method to send mail: ("mail", "sendmail", or "smtp"). - * @var string - */ - public $Mailer = 'mail'; - - /** - * Sets the path of the sendmail program. - * @var string - */ - public $Sendmail = '/usr/sbin/sendmail'; - - /** - * Determine if mail() uses a fully sendmail compatible MTA that - * supports sendmail's "-oi -f" options - * @var boolean - */ - public $UseSendmailOptions = true; - - /** - * Path to PHPMailer plugins. Useful if the SMTP class - * is in a different directory than the PHP include path. - * @var string - */ - public $PluginDir = ''; - - /** - * Sets the email address that a reading confirmation will be sent. - * @var string - */ - public $ConfirmReadingTo = ''; - - /** - * Sets the hostname to use in Message-Id and Received headers - * and as default HELO string. If empty, the value returned - * by SERVER_NAME is used or 'localhost.localdomain'. - * @var string - */ - public $Hostname = ''; - - /** - * Sets the message ID to be used in the Message-Id header. - * If empty, a unique id will be generated. - * @var string - */ - public $MessageID = ''; - - /** - * Sets the message Date to be used in the Date header. - * If empty, the current date will be added. - * @var string - */ - public $MessageDate = ''; - - ///////////////////////////////////////////////// - // PROPERTIES FOR SMTP - ///////////////////////////////////////////////// - - /** - * Sets the SMTP hosts. - * - * All hosts must be separated by a - * semicolon. 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"). - * Hosts will be tried in order. - * @var string - */ - public $Host = 'localhost'; - - /** - * Sets the default SMTP server port. - * @var int - */ - public $Port = 25; - - /** - * Sets the SMTP HELO of the message (Default is $Hostname). - * @var string - */ - public $Helo = ''; - - /** - * Sets connection prefix. Options are "", "ssl" or "tls" - * @var string - */ - public $SMTPSecure = ''; - - /** - * Sets SMTP authentication. Utilizes the Username and Password variables. - * @var bool - */ - public $SMTPAuth = false; - - /** - * Sets SMTP username. - * @var string - */ - public $Username = ''; - - /** - * Sets SMTP password. - * @var string - */ - public $Password = ''; - - /** - * Sets SMTP auth type. Options are LOGIN | PLAIN | NTLM (default LOGIN) - * @var string - */ - public $AuthType = ''; - - /** - * Sets SMTP realm. - * @var string - */ - public $Realm = ''; - - /** - * Sets SMTP workstation. - * @var string - */ - public $Workstation = ''; - - /** - * Sets the SMTP server timeout in seconds. - * This function will not work with the win32 version. - * @var int - */ - public $Timeout = 10; - - /** - * Sets SMTP class debugging on or off. - * @var bool - */ - public $SMTPDebug = false; - - /** - * Sets the function/method to use for debugging output. - * Right now we only honor "echo" or "error_log" - * @var string - */ - public $Debugoutput = "echo"; - - /** - * Prevents the SMTP connection from being closed after each mail - * sending. If this is set to true then to close the connection - * requires an explicit call to SmtpClose(). - * @var bool - */ - public $SMTPKeepAlive = false; - - /** - * Provides the ability to have the TO field process individual - * emails, instead of sending to entire TO addresses - * @var bool - */ - public $SingleTo = false; - - /** - * If SingleTo is true, this provides the array to hold the email addresses - * @var bool - */ - public $SingleToArray = array(); - - /** - * Provides the ability to change the generic 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"; - - /** - * Used with DKIM Signing - * required parameter if DKIM is enabled - * - * domain selector example domainkey - * @var string - */ - public $DKIM_selector = ''; - - /** - * Used with DKIM Signing - * required if DKIM is enabled, in format of email address '[email protected]' typically used as the source of the email - * @var string - */ - public $DKIM_identity = ''; - - /** - * Used with DKIM Signing - * optional parameter if your private key requires a passphras - * @var string - */ - public $DKIM_passphrase = ''; - - /** - * Used with DKIM Singing - * required if DKIM is enabled, in format of email address 'domain.com' - * @var string - */ - public $DKIM_domain = ''; - - /** - * Used with DKIM Signing - * required if DKIM is enabled, path to private key file - * @var string - */ - public $DKIM_private = ''; - - /** - * Callback Action function name. - * The function that handles the result of the send email action. - * It is called out by Send() for each email sent. - * - * Value can be: - * - 'function_name' for function names - * - 'Class::Method' for static method calls - * - array($object, 'Method') for calling methods on $object - * See http://php.net/is_callable manual page for more details. - * - * Parameters: - * bool $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 = ''; //'callbackAction'; - - /** - * Sets the PHPMailer Version number - * @var string - */ - public $Version = '5.2.4'; - - /** - * What to use in the X-Mailer header - * @var string NULL for default, whitespace for None, or actual string to use - */ - public $XMailer = ''; - - ///////////////////////////////////////////////// - // PROPERTIES, PRIVATE AND PROTECTED - ///////////////////////////////////////////////// - - /** - * @var SMTP An instance of the SMTP sender class - * @access protected - */ - protected $smtp = null; - /** - * @var array An array of 'to' addresses - * @access protected - */ - protected $to = array(); - /** - * @var array An array of 'cc' addresses - * @access protected - */ - protected $cc = array(); - /** - * @var array An array of 'bcc' addresses - * @access protected - */ - protected $bcc = array(); - /** - * @var array An array of reply-to name and address - * @access protected - */ - protected $ReplyTo = array(); - /** - * @var array An array of all kinds of addresses: to, cc, bcc, replyto - * @access protected - */ - protected $all_recipients = array(); - /** - * @var array An array of attachments - * @access protected - */ - protected $attachment = array(); - /** - * @var array An array of custom headers - * @access protected - */ - protected $CustomHeader = array(); - /** - * @var string The message's MIME type - * @access protected - */ - protected $message_type = ''; - /** - * @var array An array of MIME boundary strings - * @access protected - */ - protected $boundary = array(); - /** - * @var array An array of available languages - * @access protected - */ - protected $language = array(); - /** - * @var integer The number of errors encountered - * @access protected - */ - protected $error_count = 0; - /** - * @var string The filename of a DKIM certificate file - * @access protected - */ - protected $sign_cert_file = ''; - /** - * @var string The filename of a DKIM key file - * @access protected - */ - protected $sign_key_file = ''; - /** - * @var string The password of a DKIM key - * @access protected - */ - protected $sign_key_pass = ''; - /** - * @var boolean Whether to throw exceptions for errors - * @access protected - */ - protected $exceptions = false; - - ///////////////////////////////////////////////// - // CONSTANTS - ///////////////////////////////////////////////// - - const STOP_MESSAGE = 0; // message only, continue processing - const STOP_CONTINUE = 1; // message?, likely ok to continue processing - const STOP_CRITICAL = 2; // message, plus full stop, critical error reached - const CRLF = "\r\n"; // SMTP RFC specified EOL - - ///////////////////////////////////////////////// - // METHODS, VARIABLES - ///////////////////////////////////////////////// - - /** - * Calls actual mail() function, but 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 $params Params - * @access private - * @return bool - */ - private function mail_passthru($to, $subject, $body, $header, $params) { - if ( ini_get('safe_mode') || !($this->UseSendmailOptions) ) { - $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($subject)), $body, $header); - } else { - $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($subject)), $body, $header, $params); - } - return $rt; - } - - /** - * Outputs debugging info via user-defined method - * @param string $str - */ - private function edebug($str) { - if ($this->Debugoutput == "error_log") { - error_log($str); - } else { - echo $str; - } - } - - /** - * Constructor - * @param boolean $exceptions Should we throw external exceptions? - */ - public function __construct($exceptions = false) { - $this->exceptions = ($exceptions == true); - } - - /** - * Sets message type to HTML. - * @param bool $ishtml - * @return void - */ - public function IsHTML($ishtml = true) { - if ($ishtml) { - $this->ContentType = 'text/html'; - } else { - $this->ContentType = 'text/plain'; - } - } - - /** - * Sets Mailer to send message using SMTP. - * @return void - */ - public function IsSMTP() { - $this->Mailer = 'smtp'; - } - - /** - * Sets Mailer to send message using PHP mail() function. - * @return void - */ - public function IsMail() { - $this->Mailer = 'mail'; - } - - /** - * Sets Mailer to send message using the $Sendmail program. - * @return void - */ - public function IsSendmail() { - if (!stristr(ini_get('sendmail_path'), 'sendmail')) { - $this->Sendmail = '/var/qmail/bin/sendmail'; - } - $this->Mailer = 'sendmail'; - } - - /** - * Sets Mailer to send message using the qmail MTA. - * @return void - */ - public function IsQmail() { - if (stristr(ini_get('sendmail_path'), 'qmail')) { - $this->Sendmail = '/var/qmail/bin/sendmail'; - } - $this->Mailer = 'sendmail'; - } - - ///////////////////////////////////////////////// - // METHODS, RECIPIENTS - ///////////////////////////////////////////////// - - /** - * Adds a "To" address. - * @param string $address - * @param string $name - * @return boolean true on success, false if address already used - */ - public function AddAddress($address, $name = '') { - return $this->AddAnAddress('to', $address, $name); - } - - /** - * Adds a "Cc" address. - * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer. - * @param string $address - * @param string $name - * @return boolean true on success, false if address already used - */ - public function AddCC($address, $name = '') { - return $this->AddAnAddress('cc', $address, $name); - } - - /** - * Adds a "Bcc" address. - * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer. - * @param string $address - * @param string $name - * @return boolean true on success, false if address already used - */ - public function AddBCC($address, $name = '') { - return $this->AddAnAddress('bcc', $address, $name); - } - - /** - * Adds a "Reply-to" address. - * @param string $address - * @param string $name - * @return boolean - */ - public function AddReplyTo($address, $name = '') { - return $this->AddAnAddress('Reply-To', $address, $name); - } - - /** - * Adds an address to one of the recipient arrays - * Addresses that have been added already return false, but do not throw exceptions - * @param string $kind One of 'to', 'cc', 'bcc', 'ReplyTo' - * @param string $address The email address to send 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, $name = '') { - if (!preg_match('/^(to|cc|bcc|Reply-To)$/', $kind)) { - $this->SetError($this->Lang('Invalid recipient array').': '.$kind); - if ($this->exceptions) { - throw new phpmailerException('Invalid recipient array: ' . $kind); - } - if ($this->SMTPDebug) { - $this->edebug($this->Lang('Invalid recipient array').': '.$kind); - } - return false; - } - $address = trim($address); - $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim - if (!$this->ValidateAddress($address)) { - $this->SetError($this->Lang('invalid_address').': '. $address); - if ($this->exceptions) { - throw new phpmailerException($this->Lang('invalid_address').': '.$address); - } - if ($this->SMTPDebug) { - $this->edebug($this->Lang('invalid_address').': '.$address); - } - return false; - } - if ($kind != 'Reply-To') { - if (!isset($this->all_recipients[strtolower($address)])) { - 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; -} +class PHPMailer +{ + /** + * The PHPMailer Version number. + * @var string + */ + public $Version = '5.2.19'; + + /** + * 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; + } + } -/** - * Set the From and FromName properties - * @param string $address - * @param string $name - * @param int $auto Also set Reply-To and Sender - * @throws phpmailerException - * @return boolean - */ - public function SetFrom($address, $name = '', $auto = 1) { - $address = trim($address); - $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim - if (!$this->ValidateAddress($address)) { - $this->SetError($this->Lang('invalid_address').': '. $address); - if ($this->exceptions) { - throw new phpmailerException($this->Lang('invalid_address').': '.$address); - } - if ($this->SMTPDebug) { - $this->edebug($this->Lang('invalid_address').': '.$address); - } - return false; - } - $this->From = $address; - $this->FromName = $name; - if ($auto) { - if (empty($this->ReplyTo)) { - $this->AddAnAddress('Reply-To', $address, $name); - } - if (empty($this->Sender)) { - $this->Sender = $address; - } - } - return true; - } - - /** - * Check that a string looks roughly like an email address should - * Static so it can be used without instantiation, public so people can overload - * Conforms to RFC5322: Uses *correct* regex on which FILTER_VALIDATE_EMAIL is - * based; So why not use FILTER_VALIDATE_EMAIL? Because it was broken to - * not allow a@b type valid addresses :( - * Some Versions of PHP break on the regex though, likely due to PCRE, so use - * the older validation method for those users. (http://php.net/manual/en/pcre.installation.php) - * @link http://squiloople.com/2009/12/20/email-address-validation/ - * @copyright regex Copyright Michael Rushton 2009-10 | http://squiloople.com/ | Feel free to use and redistribute this code. But please keep this copyright notice. - * @param string $address The email address to check - * @return boolean - * @static - * @access public - */ - public static function ValidateAddress($address) { - if ((defined('PCRE_VERSION')) && (version_compare(PCRE_VERSION, '8.0') >= 0)) { - return preg_match('/^(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){255,})(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){65,}@)((?>(?>(?>((?>(?>(?>\x0D\x0A)?[ ])+|(?>[ ]*\x0D\x0A)?[ ]+)?)(\((?>(?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}|\[(?:(?>IPv6:(?>([a-f0-9]{1,4})(?>:(?6)){7}|(?!(?:.*[a-f0-9][:\]]){7,})((?6)(?>:(?6)){0,5})?::(?7)?))|(?>(?>IPv6:(?>(?6)(?>:(?6)){5}:|(?!(?:.*[a-f0-9]:){5,})(?8)?::(?>((?6)(?>:(?6)){0,3}):)?))?(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])(?>\.(?9)){3}))\])(?1)$/isD', $address); - } elseif (function_exists('filter_var')) { //Introduced in PHP 5.2 - if(filter_var($address, FILTER_VALIDATE_EMAIL) === FALSE) { - return false; + /** + * 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 { - return true; - } - } else { - return preg_match('/^(?:[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+\.)*[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+@(?:(?:(?:[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_]?)|(?:\[(?:(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\.){3}(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\]))$/', $address); - } - } - - ///////////////////////////////////////////////// - // METHODS, MAIL SENDING - ///////////////////////////////////////////////// - - /** - * Creates message and assigns Mailer. If the message is - * not sent successfully then it returns false. Use the ErrorInfo - * variable to view description of the error. - * @throws phpmailerException - * @return bool - */ - public function Send() { - try { - if(!$this->PreSend()) return false; - return $this->PostSend(); - } catch (phpmailerException $e) { - $this->mailHeader = ''; - $this->SetError($e->getMessage()); - if ($this->exceptions) { - throw $e; - } - return false; - } - } - - /** - * Prep mail by constructing all message entities - * @throws phpmailerException - * @return bool - */ - public function PreSend() { - try { - $this->mailHeader = ""; - if ((count($this->to) + count($this->cc) + count($this->bcc)) < 1) { - throw new phpmailerException($this->Lang('provide_address'), self::STOP_CRITICAL); - } - - // Set whether the message is multipart/alternative - if(!empty($this->AltBody)) { - $this->ContentType = 'multipart/alternative'; - } - - $this->error_count = 0; // reset errors - $this->SetMessageType(); - //Refuse to send an empty message - if (empty($this->Body)) { - throw new phpmailerException($this->Lang('empty_message'), self::STOP_CRITICAL); - } - - $this->MIMEHeader = $this->CreateHeader(); - $this->MIMEBody = $this->CreateBody(); - - // To capture the complete message when using mail(), create - // an extra header list which CreateHeader() doesn't fold in - if ($this->Mailer == 'mail') { - if (count($this->to) > 0) { - $this->mailHeader .= $this->AddrAppend("To", $this->to); + $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 { - $this->mailHeader .= $this->HeaderLine("To", "undisclosed-recipients:;"); - } - $this->mailHeader .= $this->HeaderLine('Subject', $this->EncodeHeader($this->SecureHeader(trim($this->Subject)))); - // if(count($this->cc) > 0) { - // $this->mailHeader .= $this->AddrAppend("Cc", $this->cc); - // } - } - - // digitally sign with DKIM if enabled - if (!empty($this->DKIM_domain) && !empty($this->DKIM_private) && !empty($this->DKIM_selector) && !empty($this->DKIM_domain) && file_exists($this->DKIM_private)) { - $header_dkim = $this->DKIM_Add($this->MIMEHeader, $this->EncodeHeader($this->SecureHeader($this->Subject)), $this->MIMEBody); - $this->MIMEHeader = str_replace("\r\n", "\n", $header_dkim) . $this->MIMEHeader; - } - - return true; - - } catch (phpmailerException $e) { - $this->SetError($e->getMessage()); - if ($this->exceptions) { - throw $e; - } - return false; - } - } - - /** - * Actual Email transport function - * Send the email via the selected mechanism - * @throws phpmailerException - * @return bool - */ - public function PostSend() { - try { - // Choose the mailer and send through it - switch($this->Mailer) { - case 'sendmail': - 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: - return $this->MailSend($this->MIMEHeader, $this->MIMEBody); - } - } catch (phpmailerException $e) { - $this->SetError($e->getMessage()); - if ($this->exceptions) { - throw $e; - } - if ($this->SMTPDebug) { - $this->edebug($e->getMessage()."\n"); - } - } - return false; - } - - /** - * Sends mail using the $Sendmail program. - * @param string $header The message headers - * @param string $body The message body - * @throws phpmailerException - * @access protected - * @return bool - */ - protected function SendmailSend($header, $body) { - if ($this->Sender != '') { - $sendmail = sprintf("%s -oi -f%s -t", escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender)); - } else { - $sendmail = sprintf("%s -oi -t", escapeshellcmd($this->Sendmail)); - } - if ($this->SingleTo === true) { - foreach ($this->SingleToArray as $val) { - if(!@$mail = popen($sendmail, 'w')) { - throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL); - } - fputs($mail, "To: " . $val . "\n"); - fputs($mail, $header); - fputs($mail, $body); - $result = pclose($mail); - // implement call back function if it exists - $isSent = ($result == 0) ? 1 : 0; - $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body); - if($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); - // implement call back function if it exists - $isSent = ($result == 0) ? 1 : 0; - $this->doCallback($isSent, $this->to, $this->cc, $this->bcc, $this->Subject, $body); - if($result != 0) { - throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL); - } - } - return true; - } - - /** - * Sends mail using the PHP mail() function. - * @param string $header The message headers - * @param string $body The message body + $result = @mail($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 $name * @throws phpmailerException - * @access protected - * @return bool - */ - protected function MailSend($header, $body) { - $toArr = array(); - foreach($this->to as $t) { - $toArr[] = $this->AddrFormat($t); - } - $to = implode(', ', $toArr); - - if (empty($this->Sender)) { - $params = "-oi "; - } else { - $params = sprintf("-oi -f%s", $this->Sender); - } - if ($this->Sender != '' and !ini_get('safe_mode')) { - $old_from = ini_get('sendmail_from'); - ini_set('sendmail_from', $this->Sender); - } - $rt = false; - if ($this->SingleTo === true && count($toArr) > 1) { - foreach ($toArr as $val) { - $rt = $this->mail_passthru($val, $this->Subject, $body, $header, $params); - // implement call back function if it exists - $isSent = ($rt == 1) ? 1 : 0; - $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body); - } - } else { - $rt = $this->mail_passthru($to, $this->Subject, $body, $header, $params); - // implement call back function if it exists - $isSent = ($rt == 1) ? 1 : 0; - $this->doCallback($isSent, $to, $this->cc, $this->bcc, $this->Subject, $body); - } - if (isset($old_from)) { - ini_set('sendmail_from', $old_from); - } - if(!$rt) { - throw new phpmailerException($this->Lang('instantiate'), self::STOP_CRITICAL); - } - return true; - } - - /** - * Sends mail via SMTP using PhpSMTP - * Returns false if there is a bad MAIL FROM, RCPT, or DATA input. - * @param string $header The message headers - * @param string $body The message body - * @throws phpmailerException - * @uses SMTP - * @access protected - * @return bool - */ - protected function SmtpSend($header, $body) { - require_once $this->PluginDir . 'class.smtp.php'; - $bad_rcpt = array(); - - if(!$this->SmtpConnect()) { - throw new phpmailerException($this->Lang('smtp_connect_failed'), self::STOP_CRITICAL); - } - $smtp_from = ($this->Sender == '') ? $this->From : $this->Sender; - if(!$this->smtp->Mail($smtp_from)) { - $this->SetError($this->Lang('from_failed') . $smtp_from . " : " . implode(",",$this->smtp->getError())) ; - throw new phpmailerException($this->ErrorInfo, self::STOP_CRITICAL); - } - - // Attempt to send attach all recipients - foreach($this->to as $to) { - if (!$this->smtp->Recipient($to[0])) { - $bad_rcpt[] = $to[0]; - // implement call back function if it exists - $isSent = 0; - $this->doCallback($isSent, $to[0], '', '', $this->Subject, $body); - } else { - // implement call back function if it exists - $isSent = 1; - $this->doCallback($isSent, $to[0], '', '', $this->Subject, $body); - } - } - foreach($this->cc as $cc) { - if (!$this->smtp->Recipient($cc[0])) { - $bad_rcpt[] = $cc[0]; - // implement call back function if it exists - $isSent = 0; - $this->doCallback($isSent, '', $cc[0], '', $this->Subject, $body); - } else { - // implement call back function if it exists - $isSent = 1; - $this->doCallback($isSent, '', $cc[0], '', $this->Subject, $body); - } - } - foreach($this->bcc as $bcc) { - if (!$this->smtp->Recipient($bcc[0])) { - $bad_rcpt[] = $bcc[0]; - // implement call back function if it exists - $isSent = 0; - $this->doCallback($isSent, '', '', $bcc[0], $this->Subject, $body); - } else { - // implement call back function if it exists - $isSent = 1; - $this->doCallback($isSent, '', '', $bcc[0], $this->Subject, $body); - } - } - - - if (count($bad_rcpt) > 0 ) { //Create error message for any bad addresses - $badaddresses = implode(', ', $bad_rcpt); - throw new phpmailerException($this->Lang('recipients_failed') . $badaddresses); - } - if(!$this->smtp->Data($header . $body)) { - throw new phpmailerException($this->Lang('data_not_accepted'), self::STOP_CRITICAL); - } - if($this->SMTPKeepAlive == true) { - $this->smtp->Reset(); - } else { - $this->smtp->Quit(); - $this->smtp->Close(); - } - return true; - } - - /** - * Initiates a connection to an SMTP server. - * Returns false if the operation failed. - * @uses SMTP - * @access public - * @throws phpmailerException - * @return bool - */ - public function SmtpConnect() { - if(is_null($this->smtp)) { - $this->smtp = new SMTP; - } - - $this->smtp->Timeout = $this->Timeout; - $this->smtp->do_debug = $this->SMTPDebug; - $hosts = explode(';', $this->Host); - $index = 0; - $connection = $this->smtp->Connected(); - - // Retry while there is no connection - try { - while($index < count($hosts) && !$connection) { - $hostinfo = array(); - if (preg_match('/^(.+):([0-9]+)$/', $hosts[$index], $hostinfo)) { - $host = $hostinfo[1]; - $port = $hostinfo[2]; + * @return boolean true on success, false if address already used or invalid in some way + * @access protected + */ + protected function addAnAddress($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 { - $host = $hosts[$index]; - $port = $this->Port; - } - - $tls = ($this->SMTPSecure == 'tls'); - $ssl = ($this->SMTPSecure == 'ssl'); - - if ($this->smtp->Connect(($ssl ? 'ssl://':'').$host, $port, $this->Timeout)) { - - $hello = ($this->Helo != '' ? $this->Helo : $this->ServerHostname()); - $this->smtp->Hello($hello); - - if ($tls) { - if (!$this->smtp->StartTLS()) { - throw new phpmailerException($this->Lang('connect_host')); - } - - //We must resend HELO after tls negotiation - $this->smtp->Hello($hello); - } - - $connection = true; - if ($this->SMTPAuth) { - if (!$this->smtp->Authenticate($this->Username, $this->Password, $this->AuthType, - $this->Realm, $this->Workstation)) { - throw new phpmailerException($this->Lang('authenticate')); - } - } - } - $index++; - if (!$connection) { - throw new phpmailerException($this->Lang('connect_host')); - } - } - } catch (phpmailerException $e) { - $this->smtp->Reset(); - if ($this->exceptions) { - throw $e; - } - } - return true; - } - - /** - * Closes the active SMTP session if one exists. - * @return void - */ - public function SmtpClose() { - if ($this->smtp !== null) { - if($this->smtp->Connected()) { - $this->smtp->Quit(); - $this->smtp->Close(); - } - } - } - - /** - * Sets the language for all class 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. Portuguese: "br") - * @param string $lang_path Path to the language file directory - * @return bool - * @access public - */ - function SetLanguage($langcode = 'en', $lang_path = 'language/') { - //Define full set of translatable strings - $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: ' - ); - //Overwrite language-specific strings. This way we'll never have missing translations - no more "language string failed to load"! - $l = true; - if ($langcode != 'en') { //There is no English translation file - $l = @include $lang_path.'phpmailer.lang-'.$langcode.'.php'; - } - $this->language = $PHPMAILER_LANG; - return ($l == true); //Returns false if language not found - } - - /** - * Return the current array of language strings - * @return array - */ - public function GetTranslations() { - return $this->language; - } - - ///////////////////////////////////////////////// - // METHODS, MESSAGE CREATION - ///////////////////////////////////////////////// - - /** - * Creates recipient headers. - * @access public - * @param string $type - * @param array $addr - * @return string - */ - public function AddrAppend($type, $addr) { - $addr_str = $type . ': '; - $addresses = array(); - foreach ($addr as $a) { - $addresses[] = $this->AddrFormat($a); - } - $addr_str .= implode(', ', $addresses); - $addr_str .= $this->LE; - - return $addr_str; - } - - /** - * Formats an address correctly. - * @access public - * @param string $addr - * @return string - */ - public function AddrFormat($addr) { - if (empty($addr[1])) { - return $this->SecureHeader($addr[0]); - } else { - return $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase') . " <" . $this->SecureHeader($addr[0]) . ">"; - } - } - - /** - * Wraps message for use with mailers that do not - * automatically perform wrapping and for quoted-printable. - * 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) { - $soft_break = ($qp_mode) ? sprintf(" =%s", $this->LE) : $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); - if (substr($message, -$lelen) == $this->LE) { - $message = substr($message, 0, -$lelen); - } - - $line = explode($this->LE, $message); // Magic. We know FixEOL uses $LE - $message = ''; - for ($i = 0 ;$i < count($line); $i++) { - $line_part = explode(' ', $line[$i]); - $buf = ''; - for ($e = 0; $e<count($line_part); $e++) { - $word = $line_part[$e]; - if ($qp_mode and (strlen($word) > $length)) { - $space_left = $length - strlen($buf) - $crlflen; - if ($e != 0) { - 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); + //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 $patternselect A selector for the validation pattern to use : + * * `auto` Pick best pattern automatically; + * * `pcre8` Use the squiloople.com pattern, requires PCRE > 8.0, PHP >= 5.3.2, 5.2.14; + * * `pcre` Use old PCRE implementation; + * * `php` Use PHP built-in FILTER_VALIDATE_EMAIL; + * * `html5` Use the pattern given by the HTML5 spec for 'email' type form input elements. + * * `noregex` Don't use a regex: super fast, really dumb. + * Alternatively you may pass in a callable to inject your own validator, for example: + * PHPMailer::validateAddress('[email protected]', function($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 { - $message .= $buf . $soft_break; + //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'; + } } - $buf = ''; - } - while (strlen($word) > 0) { - $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 .= $part . sprintf("=%s", self::CRLF); + } + switch ($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, $body) + { + if (!empty($this->Sender)) { + if ($this->Mailer == 'qmail') { + $sendmail = sprintf('%s -f%s', escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender)); } else { - $buf = $part; + $sendmail = sprintf('%s -oi -f%s -t', escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender)); } - } } else { - $buf_o = $buf; - $buf .= ($e == 0) ? $word : (' ' . $word); - - if (strlen($buf) > $length and $buf_o != '') { - $message .= $buf_o . $soft_break; - $buf = $word; - } - } - } - $message .= $buf . self::CRLF; - } - - return $message; - } - - /** - * Finds 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 int $maxLength find last character boundary prior to this length - * @return int - */ - public function UTF8CharBoundary($encodedText, $maxLength) { - $foundSplitPos = false; - $lookBack = 3; - while (!$foundSplitPos) { - $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack); - $encodedCharPos = strpos($lastChunk, "="); - if ($encodedCharPos !== false) { - // 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 - $maxLength = ($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 $maxLength; - } - - - /** - * Set the body wrapping. - * @access public - * @return void - */ - public function SetWordWrap() { - if($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; - } - } - - /** - * Assembles message header. - * @access public - * @return string The assembled header - */ - public function CreateHeader() { - $result = ''; - - // Set the boundaries - $uniq_id = md5(uniqid(time())); - $this->boundary[1] = 'b1_' . $uniq_id; - $this->boundary[2] = 'b2_' . $uniq_id; - $this->boundary[3] = 'b3_' . $uniq_id; - - if ($this->MessageDate == '') { - $result .= $this->HeaderLine('Date', self::RFCDate()); - } else { - $result .= $this->HeaderLine('Date', $this->MessageDate); - } - - if ($this->ReturnPath) { - $result .= $this->HeaderLine('Return-Path', trim($this->ReturnPath)); - } elseif ($this->Sender == '') { - $result .= $this->HeaderLine('Return-Path', trim($this->From)); - } else { - $result .= $this->HeaderLine('Return-Path', trim($this->Sender)); - } - - // To be created automatically by mail() - if($this->Mailer != 'mail') { - if ($this->SingleTo === true) { - foreach($this->to as $t) { - $this->SingleToArray[] = $this->AddrFormat($t); - } - } else { - if(count($this->to) > 0) { - $result .= $this->AddrAppend('To', $this->to); - } elseif (count($this->cc) == 0) { - $result .= $this->HeaderLine('To', 'undisclosed-recipients:;'); - } - } - } - - $from = array(); - $from[0][0] = trim($this->From); - $from[0][1] = $this->FromName; - $result .= $this->AddrAppend('From', $from); - - // sendmail and mail() extract Cc from the header before sending - if(count($this->cc) > 0) { - $result .= $this->AddrAppend('Cc', $this->cc); - } - - // sendmail and mail() extract Bcc from the header before sending - if((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($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($this->Subject))); - } - - if($this->MessageID != '') { - $result .= $this->HeaderLine('Message-ID', $this->MessageID); - } else { - $result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE); - } - $result .= $this->HeaderLine('X-Priority', $this->Priority); - if ($this->XMailer == '') { - $result .= $this->HeaderLine('X-Mailer', 'PHPMailer '.$this->Version.' (http://code.google.com/a/apache-extras.org/p/phpmailer/)'); - } else { - $myXmailer = trim($this->XMailer); - if ($myXmailer) { - $result .= $this->HeaderLine('X-Mailer', $myXmailer); - } - } - - if($this->ConfirmReadingTo != '') { - $result .= $this->HeaderLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>'); - } - - // Add custom headers - for($index = 0; $index < count($this->CustomHeader); $index++) { - $result .= $this->HeaderLine(trim($this->CustomHeader[$index][0]), $this->EncodeHeader(trim($this->CustomHeader[$index][1]))); - } - if (!$this->sign_key_file) { - $result .= $this->HeaderLine('MIME-Version', '1.0'); - $result .= $this->GetMailMIME(); - } - - return $result; - } - - /** - * Returns the message MIME. - * @access public - * @return string - */ - public function GetMailMIME() { - $result = ''; - switch($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->HeaderLine('Content-Transfer-Encoding', $this->Encoding); - $result .= $this->TextLine('Content-Type: '.$this->ContentType.'; charset='.$this->CharSet); - break; - } - - if($this->Mailer != 'mail') { - $result .= $this->LE; - } - - return $result; - } - - /** - * Returns the MIME message (headers and body). Only really valid post PreSend(). - * @access public - * @return string - */ - public function GetSentMIMEMessage() { - return $this->MIMEHeader . $this->mailHeader . self::CRLF . $this->MIMEBody; - } - - - /** - * Assembles the message body. Returns an empty string on failure. - * @access public - * @throws phpmailerException - * @return string The assembled message body - */ - public function CreateBody() { - $body = ''; - - if ($this->sign_key_file) { - $body .= $this->GetMailMIME().$this->LE; - } - - $this->SetWordWrap(); - - switch($this->message_type) { - case 'inline': - $body .= $this->GetBoundary($this->boundary[1], '', '', ''); - $body .= $this->EncodeString($this->Body, $this->Encoding); - $body .= $this->LE.$this->LE; - $body .= $this->AttachAll("inline", $this->boundary[1]); - break; - case 'attach': - $body .= $this->GetBoundary($this->boundary[1], '', '', ''); - $body .= $this->EncodeString($this->Body, $this->Encoding); - $body .= $this->LE.$this->LE; - $body .= $this->AttachAll("attachment", $this->boundary[1]); - break; - case 'inline_attach': - $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], '', '', ''); - $body .= $this->EncodeString($this->Body, $this->Encoding); - $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 .= $this->GetBoundary($this->boundary[1], '', 'text/plain', ''); - $body .= $this->EncodeString($this->AltBody, $this->Encoding); - $body .= $this->LE.$this->LE; - $body .= $this->GetBoundary($this->boundary[1], '', 'text/html', ''); - $body .= $this->EncodeString($this->Body, $this->Encoding); - $body .= $this->LE.$this->LE; - $body .= $this->EndBoundary($this->boundary[1]); - break; - case 'alt_inline': - $body .= $this->GetBoundary($this->boundary[1], '', 'text/plain', ''); - $body .= $this->EncodeString($this->AltBody, $this->Encoding); - $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], '', 'text/html', ''); - $body .= $this->EncodeString($this->Body, $this->Encoding); - $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 .= $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], '', 'text/plain', ''); - $body .= $this->EncodeString($this->AltBody, $this->Encoding); - $body .= $this->LE.$this->LE; - $body .= $this->GetBoundary($this->boundary[2], '', 'text/html', ''); - $body .= $this->EncodeString($this->Body, $this->Encoding); - $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 .= $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], '', 'text/plain', ''); - $body .= $this->EncodeString($this->AltBody, $this->Encoding); - $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], '', 'text/html', ''); - $body .= $this->EncodeString($this->Body, $this->Encoding); - $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 '' - $body .= $this->EncodeString($this->Body, $this->Encoding); - break; - } - - if ($this->IsError()) { - $body = ''; - } elseif ($this->sign_key_file) { - try { - $file = tempnam('', 'mail'); - file_put_contents($file, $body); //TODO check this worked - $signed = tempnam("", "signed"); - if (@openssl_pkcs7_sign($file, $signed, "file://".$this->sign_cert_file, array("file://".$this->sign_key_file, $this->sign_key_pass), NULL)) { - @unlink($file); - $body = file_get_contents($signed); - @unlink($signed); + if ($this->Mailer == 'qmail') { + $sendmail = sprintf('%s', escapeshellcmd($this->Sendmail)); + } else { + $sendmail = sprintf('%s -oi -t', escapeshellcmd($this->Sendmail)); + } + } + 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') . $this->Sendmail, self::STOP_CRITICAL); + } + } } else { - @unlink($file); - @unlink($signed); - throw new phpmailerException($this->Lang("signing").openssl_error_string()); + 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; + } + + /** + * 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)) { + $params = sprintf('-f%s', escapeshellarg($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; } - } catch (phpmailerException $e) { - $body = ''; - if ($this->exceptions) { - throw $e; - } - } - } - - return $body; - } - - /** - * Returns 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; - $result .= $this->HeaderLine('Content-Transfer-Encoding', $encoding); - $result .= $this->LE; - - return $result; - } - - /** - * Returns the end of a message boundary. - * @access protected - * @param string $boundary - * @return string - */ - protected function EndBoundary($boundary) { - return $this->LE . '--' . $boundary . '--' . $this->LE; - } - - /** - * Sets the message type. - * @access protected - * @return void - */ - protected function SetMessageType() { - $this->message_type = array(); - if($this->AlternativeExists()) $this->message_type[] = "alt"; - if($this->InlineImageExists()) $this->message_type[] = "inline"; - if($this->AttachmentExists()) $this->message_type[] = "attach"; - $this->message_type = implode("_", $this->message_type); - if($this->message_type == "") $this->message_type = "plain"; - } - - /** - * Returns a formatted header line. - * @access public - * @param string $name - * @param string $value - * @return string - */ - public function HeaderLine($name, $value) { - return $name . ': ' . $value . $this->LE; - } - - /** - * Returns a formatted mail line. - * @access public - * @param string $value - * @return string - */ - public function TextLine($value) { - return $value . $this->LE; - } - - ///////////////////////////////////////////////// - // CLASS METHODS, ATTACHMENTS - ///////////////////////////////////////////////// - - /** - * Adds an attachment from a path on the filesystem. - * Returns false if the file could not be found - * or accessed. - * @param string $path Path to the attachment. - * @param string $name Overrides the attachment name. - * @param string $encoding File encoding (see $Encoding). - * @param string $type File extension (MIME) type. - * @throws phpmailerException - * @return bool - */ - public function AddAttachment($path, $name = '', $encoding = 'base64', $type = 'application/octet-stream') { - try { - if ( !@is_file($path) ) { - throw new phpmailerException($this->Lang('file_access') . $path, self::STOP_CONTINUE); - } - $filename = basename($path); - if ( $name == '' ) { - $name = $filename; - } - - $this->attachment[] = array( - 0 => $path, - 1 => $filename, - 2 => $name, - 3 => $encoding, - 4 => $type, - 5 => false, // isStringAttachment - 6 => 'attachment', - 7 => 0 - ); - - } catch (phpmailerException $e) { - $this->SetError($e->getMessage()); - if ($this->exceptions) { - throw $e; - } - if ($this->SMTPDebug) { - $this->edebug($e->getMessage()."\n"); - } - if ( $e->getCode() == self::STOP_CRITICAL ) { return false; - } - } - return true; - } - - /** - * Return the current array of attachments - * @return array - */ - public function GetAttachments() { - return $this->attachment; - } - - /** - * Attaches all fs, 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 = $attachment[0]; + } + + /** + * Close the active SMTP session if one exists. + * @return void + */ + public function smtpClose() + { + if (is_a($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 $addr An array of recipient, + * where each recipient is a 2-element indexed array with element 0 containing an address + * and element 1 containing a name, like: + * array(array('[email protected]', 'Joe User'), array('[email protected]', 'Zoe User')) + * @return string + */ + public function addrAppend($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 $addr A 2-element indexed array, element 0 containing an address, element 1 containing a name + * like array('[email protected]', 'Joe User') + * @return string + */ + public function addrFormat($addr) + { + if (empty($addr[1])) { // No name provided + return $this->secureHeader($addr[0]); } else { - $path = $attachment[0]; + 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); } - $inclhash = md5(serialize($attachment)); - if (in_array($inclhash, $incl)) { continue; } - $incl[] = $inclhash; - $filename = $attachment[1]; - $name = $attachment[2]; - $encoding = $attachment[3]; - $type = $attachment[4]; - $disposition = $attachment[6]; - $cid = $attachment[7]; - if ( $disposition == 'inline' && isset($cidUniq[$cid]) ) { continue; } - $cidUniq[$cid] = true; + //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; + } - $mime[] = sprintf("--%s%s", $boundary, $this->LE); - $mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $this->EncodeHeader($this->SecureHeader($name)), $this->LE); - $mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE); + 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; + } - if($disposition == 'inline') { - $mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE); + switch ($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; } + } - $mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $this->EncodeHeader($this->SecureHeader($name)), $this->LE.$this->LE); + /** + * Assemble message headers. + * @access public + * @return string The assembled headers + */ + public function createHeader() + { + $result = ''; - // Encode as string attachment - if($bString) { - $mime[] = $this->EncodeString($string, $encoding); - if($this->IsError()) { - return ''; - } - $mime[] = $this->LE.$this->LE; + 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 { - $mime[] = $this->EncodeFile($path, $encoding); - if($this->IsError()) { - return ''; - } - $mime[] = $this->LE.$this->LE; - } - } - } - - $mime[] = sprintf("--%s--%s", $boundary, $this->LE); - - return implode("", $mime); - } - - /** - * Encodes attachment in requested format. - * Returns an empty string on failure. - * @param string $path The full path to the file - * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable' - * @throws phpmailerException - * @see EncodeFile() - * @access protected - * @return string - */ - protected function EncodeFile($path, $encoding = 'base64') { - try { - if (!is_readable($path)) { - throw new phpmailerException($this->Lang('file_open') . $path, self::STOP_CONTINUE); - } - // if (!function_exists('get_magic_quotes')) { - // function get_magic_quotes() { - // return false; - // } - // } - /*$magic_quotes = get_magic_quotes_runtime(); - if ($magic_quotes) { - if (version_compare(PHP_VERSION, '5.3.0', '<')) { - set_magic_quotes_runtime(0); + if (count($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 { - ini_set('magic_quotes_runtime', 0); - } - }*/ - $file_buffer = file_get_contents($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); + $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 { - ini_set('magic_quotes_runtime', $magic_quotes); - } - }*/ - return $file_buffer; - } catch (Exception $e) { - $this->SetError($e->getMessage()); - return ''; - } - } - - /** - * Encodes string to 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 to best (shortest) of Q, B, quoted or none. - * @access public - * @param string $str - * @param string $position - * @return string - */ - public function EncodeHeader($str, $position = 'text') { - $x = 0; - - switch (strtolower($position)) { - case 'phrase': - if (!preg_match('/[\200-\377]/', $str)) { - // Can't use addslashes as we don't know what value has magic_quotes_sybase - $encoded = addcslashes($str, "\0..\37\177\\\""); - if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) { - return ($encoded); - } else { - return ("\"$encoded\""); - } - } - $x = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches); - break; - case 'comment': - $x = preg_match_all('/[()"]/', $str, $matches); - // Fall-through - case 'text': - default: - $x += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches); - break; - } - - if ($x == 0) { - return ($str); - } - - $maxlen = 75 - 7 - strlen($this->CharSet); - // Try to select the encoding which should produce the shortest output - if (strlen($str)/3 < $x) { - $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; - } - - /** - * Checks if a string contains multibyte characters. - * @access public - * @param string $str multi-byte text to wrap encode - * @return bool - */ - public function HasMultiBytes($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; - } - } - - /** - * Correctly encodes and wraps long multibyte strings for mail headers - * without breaking lines within a character. - * Adapted from a function by paravoid at http://uk.php.net/manual/en/function.mb-encode-mimeheader.php - * @access public - * @param string $str multi-byte text to wrap encode - * @param string $lf string to use as linefeed/end-of-line - * @return string - */ - public function Base64EncodeWrapMB($str, $lf=null) { - $start = "=?".$this->CharSet."?B?"; - $end = "?="; - $encoded = ""; - if ($lf === null) { - $lf = $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 - $offset = $avgLength = floor($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 . $lf; - } - - // Chomp the last linefeed - $encoded = substr($encoded, 0, -strlen($lf)); - return $encoded; - } - - /** - * Encode string to quoted-printable. - * Only uses standard PHP, slow, but will always work - * @access public - * @param string $input - * @param integer $line_max Number of chars allowed on a line before wrapping - * @param bool $space_conv - * @internal param string $string the text to encode - * @return string - */ - public function EncodeQPphp( $input = '', $line_max = 76, $space_conv = false) { - $hex = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'); - $lines = preg_split('/(?:\r\n|\r|\n)/', $input); - $eol = "\r\n"; - $escape = '='; - $output = ''; - while( list(, $line) = each($lines) ) { - $linlen = strlen($line); - $newline = ''; - for($i = 0; $i < $linlen; $i++) { - $c = substr( $line, $i, 1 ); - $dec = ord( $c ); - if ( ( $i == 0 ) && ( $dec == 46 ) ) { // convert first point in the line into =2E - $c = '=2E'; - } - if ( $dec == 32 ) { - if ( $i == ( $linlen - 1 ) ) { // convert space at eol only - $c = '=20'; - } else if ( $space_conv ) { - $c = '=20'; - } - } elseif ( ($dec == 61) || ($dec < 32 ) || ($dec > 126) ) { // always encode "\t", which is *not* required - $h2 = (integer)floor($dec/16); - $h1 = (integer)floor($dec%16); - $c = $escape.$hex[$h2].$hex[$h1]; - } - if ( (strlen($newline) + strlen($c)) >= $line_max ) { // CRLF is not counted - $output .= $newline.$escape.$eol; // soft line break; " =\r\n" is okay - $newline = ''; - // check if newline first character will be point or not - if ( $dec == 46 ) { - $c = '=2E'; - } - } - $newline .= $c; - } // end of for - $output .= $newline.$eol; - } // end of while - return $output; - } - - /** - * Encode string to RFC2045 (6.7) quoted-printable format - * Uses a PHP5 stream filter to do the encoding about 64x faster than the old version - * Also results in same content as you started with after decoding - * @see EncodeQPphp() - * @access public - * @param string $string the text to encode - * @param integer $line_max Number of chars allowed on a line before wrapping - * @param boolean $space_conv Dummy param for compatibility with existing EncodeQP function - * @return string - * @author Marcus Bointon - */ - public function EncodeQP($string, $line_max = 76, $space_conv = false) { - if (function_exists('quoted_printable_encode')) { //Use native function if it's available (>= PHP5.3) - return quoted_printable_encode($string); - } - $filters = stream_get_filters(); - if (!in_array('convert.*', $filters)) { //Got convert stream filter? - return $this->EncodeQPphp($string, $line_max, $space_conv); //Fall back to old implementation - } - $fp = fopen('php://temp/', 'r+'); - $string = preg_replace('/\r\n?/', $this->LE, $string); //Normalise line breaks - $params = array('line-length' => $line_max, 'line-break-chars' => $this->LE); - $s = stream_filter_append($fp, 'convert.quoted-printable-encode', STREAM_FILTER_READ, $params); - fputs($fp, $string); - rewind($fp); - $out = stream_get_contents($fp); - stream_filter_remove($s); - $out = preg_replace('/^\./m', '=2E', $out); //Encode . if it is first char on a line, workaround for bug in Exchange - fclose($fp); - return $out; - } - - /** - * Encode string to 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': - $pattern = '^A-Za-z0-9!*+\/ -'; - break; - - case 'comment': - $pattern = '\(\)"'; - //note that we dont break here! - //for this reason we build the $pattern withoud including delimiters and [] - - case 'text': - default: - //Replace every high ascii, control =, ? and _ characters - //We put \075 (=) as first value to make sure it's the first one in being converted, preventing double encode - $pattern = '\075\000-\011\013\014\016-\037\077\137\177-\377' . $pattern; - break; - } - - if (preg_match_all("/[{$pattern}]/", $encoded, $matches)) { - foreach (array_unique($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); -} + $myXmailer = trim($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. + * 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. + * @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; + } - /** - * Adds a string or binary attachment (non-filesystem) to the list. - * 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 $type File extension (MIME) type. - * @return void - */ - public function AddStringAttachment($string, $filename, $encoding = 'base64', $type = 'application/octet-stream') { - // Append to $attachment array - $this->attachment[] = array( - 0 => $string, - 1 => $filename, - 2 => basename($filename), - 3 => $encoding, - 4 => $type, - 5 => true, // isStringAttachment - 6 => 'attachment', - 7 => 0 - ); - } - - /** - * Adds an embedded attachment. This can include images, sounds, and - * just about any other document. Make sure to set the $type to an - * image type. For JPEG images use "image/jpeg" and for GIF images - * use "image/gif". - * @param string $path Path to the attachment. - * @param string $cid Content ID of the attachment. Use this to identify - * the Id for accessing the image in an HTML form. - * @param string $name Overrides the attachment name. - * @param string $encoding File encoding (see $Encoding). - * @param string $type File extension (MIME) type. - * @return bool - */ - public function AddEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = 'application/octet-stream') { - - if ( !@is_file($path) ) { - $this->SetError($this->Lang('file_access') . $path); - return false; - } - - $filename = basename($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 => 'inline', - 7 => $cid - ); - - return true; - } - - /** - * Adds an embedded stringified attachment. This can include images, sounds, and - * just about any other document. Make sure to set the $type to an - * image type. For JPEG images use "image/jpeg" and for GIF images - * use "image/gif". - * @param string $string The attachment. - * @param string $cid Content ID of the attachment. Use this to identify - * the Id for accessing the image in an HTML form. - * @param string $name Overrides the attachment name. - * @param string $encoding File encoding (see $Encoding). - * @param string $type File extension (MIME) type. - * @return bool - */ - public function AddStringEmbeddedImage($string, $cid, $name = '', $encoding = 'base64', $type = 'application/octet-stream') { - // Append to $attachment array - $this->attachment[] = array( - 0 => $string, - 1 => $name, - 2 => $name, - 3 => $encoding, - 4 => $type, - 5 => true, // isStringAttachment - 6 => 'inline', - 7 => $cid - ); - } - - /** - * Returns true if an inline attachment is present. - * @access public - * @return bool - */ - public function InlineImageExists() { - foreach($this->attachment as $attachment) { - if ($attachment[6] == 'inline') { + // 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 => $cid + ); return true; - } - } - return false; - } - - /** - * Returns true if an attachment (non-inline) is present. - * @return bool - */ - public function AttachmentExists() { - foreach($this->attachment as $attachment) { - if ($attachment[6] == 'attachment') { + } + + /** + * 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 => $cid + ); return true; - } - } - return false; - } - - /** - * Does this message have an alternative body set? - * @return bool - */ - public function AlternativeExists() { - return !empty($this->AltBody); - } - - ///////////////////////////////////////////////// - // CLASS METHODS, MESSAGE RESET - ///////////////////////////////////////////////// - - /** - * Clears all recipients assigned in the TO array. Returns void. - * @return void - */ - public function ClearAddresses() { - foreach($this->to as $to) { - unset($this->all_recipients[strtolower($to[0])]); - } - $this->to = array(); - } - - /** - * Clears all recipients assigned in the CC array. Returns void. - * @return void - */ - public function ClearCCs() { - foreach($this->cc as $cc) { - unset($this->all_recipients[strtolower($cc[0])]); - } - $this->cc = array(); - } - - /** - * Clears all recipients assigned in the BCC array. Returns void. - * @return void - */ - public function ClearBCCs() { - foreach($this->bcc as $bcc) { - unset($this->all_recipients[strtolower($bcc[0])]); - } - $this->bcc = array(); - } - - /** - * Clears all recipients assigned in the ReplyTo array. Returns void. - * @return void - */ - public function ClearReplyTos() { - $this->ReplyTo = array(); - } - - /** - * Clears all recipients assigned in the TO, CC and BCC - * array. Returns void. - * @return void - */ - public function ClearAllRecipients() { - $this->to = array(); - $this->cc = array(); - $this->bcc = array(); - $this->all_recipients = array(); - } - - /** - * Clears all previously set filesystem, string, and binary - * attachments. Returns void. - * @return void - */ - public function ClearAttachments() { - $this->attachment = array(); - } - - /** - * Clears all custom headers. Returns void. - * @return void - */ - public function ClearCustomHeaders() { - $this->CustomHeader = array(); - } - - ///////////////////////////////////////////////// - // CLASS METHODS, MISCELLANEOUS - ///////////////////////////////////////////////// - - /** - * Adds the 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) and array_key_exists('smtp_msg', $lasterror)) { - $msg .= '<p>' . $this->Lang('smtp_error') . $lasterror['smtp_msg'] . "</p>\n"; - } - } - $this->ErrorInfo = $msg; - } - - /** - * Returns the proper RFC 822 formatted date. - * @access public - * @return string - * @static - */ - public static function RFCDate() { - $tz = date('Z'); - $tzs = ($tz < 0) ? '-' : '+'; - $tz = abs($tz); - $tz = (int)($tz/3600)*100 + ($tz%3600)/60; - $result = sprintf("%s %s%04d", date('D, j M Y H:i:s'), $tzs, $tz); - - return $result; - } - - /** - * Returns the server hostname or 'localhost.localdomain' if unknown. - * @access protected - * @return string - */ - protected function ServerHostname() { - if (!empty($this->Hostname)) { - $result = $this->Hostname; - } elseif (isset($_SERVER['SERVER_NAME'])) { - $result = $_SERVER['SERVER_NAME']; - } else { - $result = 'localhost.localdomain'; - } - - return $result; - } - - /** - * Returns a message in the appropriate language. - * @access protected - * @param string $key - * @return string - */ - protected function Lang($key) { - if(count($this->language) < 1) { - $this->SetLanguage('en'); // set the default language - } - - if(isset($this->language[$key])) { - return $this->language[$key]; - } else { - return 'Language string failed to load: ' . $key; - } - } - - /** - * Returns true if an error occurred. - * @access public - * @return bool - */ - public function IsError() { - return ($this->error_count > 0); - } - - /** - * 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) { - // condense down 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; - } - - /** - * Adds 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); - } - } - - /** - * Evaluates the message and returns modifications for inline images and backgrounds - * @access public - * @param string $message Text to be HTML modified - * @param string $basedir baseline directory for path - * @return string $message - */ - public function MsgHTML($message, $basedir = '') { - preg_match_all("/(src|background)=[\"'](.*)[\"']/Ui", $message, $images); - if(isset($images[2])) { - foreach($images[2] as $i => $url) { - // do not change urls for absolute images (thanks to corvuscorax) - if (!preg_match('#^[A-z]+://#', $url)) { - $filename = basename($url); - $directory = dirname($url); - if ($directory == '.') { - $directory = ''; - } - $cid = 'cid:' . md5($url); - $ext = pathinfo($filename, PATHINFO_EXTENSION); - $mimeType = self::_mime_types($ext); - if ( strlen($basedir) > 1 && substr($basedir, -1) != '/') { $basedir .= '/'; } - if ( strlen($directory) > 1 && substr($directory, -1) != '/') { $directory .= '/'; } - if ( $this->AddEmbeddedImage($basedir.$directory.$filename, md5($url), $filename, 'base64', $mimeType) ) { - $message = preg_replace("/".$images[1][$i]."=[\"']".preg_quote($url, '/')."[\"']/Ui", $images[1][$i]."=\"".$cid."\"", $message); - } - } - } - } - $this->IsHTML(true); - $this->Body = $message; - if (empty($this->AltBody)) { - $textMsg = trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/s', '', $message))); - if (!empty($textMsg)) { - $this->AltBody = html_entity_decode($textMsg, ENT_QUOTES, $this->CharSet); - } - } - if (empty($this->AltBody)) { - $this->AltBody = 'To view this email message, open it in a program that understands HTML!' . "\n\n"; - } - return $message; - } - - /** - * Gets the MIME type of the embedded or inline image - * @param string $ext File extension - * @access public - * @return string MIME type of ext - * @static - */ - public static function _mime_types($ext = '') { - $mimes = array( - 'xl' => 'application/excel', - 'hqx' => 'application/mac-binhex40', - 'cpt' => 'application/mac-compactpro', - 'bin' => 'application/macbinary', - 'doc' => 'application/msword', - 'word' => 'application/msword', - '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', - 'js' => 'application/x-javascript', - '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', - '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' - ); - return (!isset($mimes[strtolower($ext)])) ? 'application/octet-stream' : $mimes[strtolower($ext)]; - } - - /** - * Set (or reset) Class Objects (variables) - * - * Usage Example: - * $page->set('X-Priority', '3'); - * - * @access public - * @param string $name Parameter Name - * @param mixed $value Parameter Value - * NOTE: will not work with arrays, there are no arrays to set/reset - * @throws phpmailerException - * @return bool - * @todo Should this not be using __set() magic function? - */ - public function set($name, $value = '') { - try { - if (isset($this->$name) ) { - $this->$name = $value; - } else { - throw new phpmailerException($this->Lang('variable_set') . $name, self::STOP_CRITICAL); - } - } catch (Exception $e) { - $this->SetError($e->getMessage()); - if ($e->getCode() == self::STOP_CRITICAL) { + } + + /** + * Check if an inline attachment is present. + * @access public + * @return boolean + */ + public function inlineImageExists() + { + foreach ($this->attachment as $attachment) { + if ($attachment[6] == 'inline') { + return true; + } + } return false; - } - } - return true; - } - - /** - * Strips newlines to prevent header injection. - * @access public - * @param string $str String - * @return string - */ - public function SecureHeader($str) { - return trim(str_replace(array("\r", "\n"), '', $str)); - } - - /** - * Set the private key file and password to sign the message. - * - * @access public - * @param $cert_filename - * @param string $key_filename Parameter File Name - * @param string $key_pass Password for private key - */ - public function Sign($cert_filename, $key_filename, $key_pass) { - $this->sign_cert_file = $cert_filename; - $this->sign_key_file = $key_filename; - $this->sign_key_pass = $key_pass; - } - - /** - * Set the private key file and password to sign the message. - * - * @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 DKIM signature - * - * @access public - * @param string $s Header - * @return string - */ - public function DKIM_Sign($s) { - $privKeyStr = file_get_contents($this->DKIM_private); - if ($this->DKIM_passphrase != '') { - $privKey = openssl_pkey_get_private($privKeyStr, $this->DKIM_passphrase); - } else { - $privKey = $privKeyStr; - } - if (openssl_sign($s, $signature, $privKey)) { - return base64_encode($signature); - } - return ''; - } - - /** - * Generate DKIM Canonicalization Header - * - * @access public - * @param string $s Header - * @return string - */ - public function DKIM_HeaderC($s) { - $s = preg_replace("/\r\n\s+/", " ", $s); - $lines = explode("\r\n", $s); - foreach ($lines as $key => $line) { - list($heading, $value) = explode(":", $line, 2); - $heading = strtolower($heading); - $value = preg_replace("/\s+/", " ", $value) ; // Compress useless spaces - $lines[$key] = $heading.":".trim($value) ; // Don't forget to remove WSP around the value - } - $s = implode("\r\n", $lines); - return $s; - } - - /** - * Generate 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, body, as new 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-sha1'; // 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 = ""; - $to_header = ""; - foreach($headers as $header) { - if (strpos($header, 'From:') === 0) { - $from_header = $header; - } elseif (strpos($header, 'To:') === 0) { - $to_header = $header; - } - } - $from = str_replace('|', '=7C', $this->DKIM_QP($from_header)); - $to = str_replace('|', '=7C', $this->DKIM_QP($to_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 - $DKIMb64 = base64_encode(pack("H*", sha1($body))) ; // Base64 of packed binary SHA-1 hash of body - $ident = ($this->DKIM_identity == '')? '' : " 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:Subject;\r\n". - "\td=" . $this->DKIM_domain . ";" . $ident . "\r\n". - "\tz=$from\r\n". - "\t|$to\r\n". - "\t|$subject;\r\n". - "\tbh=" . $DKIMb64 . ";\r\n". - "\tb="; - $toSign = $this->DKIM_HeaderC($from_header . "\r\n" . $to_header . "\r\n" . $subject_header . "\r\n" . $dkimhdrs); - $signed = $this->DKIM_Sign($toSign); - return "X-PHPMAILER-DKIM: code.google.com/a/apache-extras.org/p/phpmailer/\r\n".$dkimhdrs.$signed."\r\n"; - } - - /** - * Perform callback - * @param boolean $isSent - * @param string $to - * @param string $cc - * @param string $bcc - * @param string $subject - * @param string $body - * @param string $from - */ - protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body, $from=null) { - if (!empty($this->action_function) && is_callable($this->action_function)) { - $params = array($isSent, $to, $cc, $bcc, $subject, $body, $from); - call_user_func_array($this->action_function, $params); - } - } + } + + /** + * Check if an attachment (non-inline) is present. + * @return boolean + */ + public function attachmentExists() + { + foreach ($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. + * $basedir is used when handling relative image paths, e.g. <img src="images/a.png"> + * will look for an image file in $basedir/images/a.png and convert it to inline. + * If you don't want to apply these transformations to your HTML, just set Body and AltBody yourself. + * @access public + * @param string $message HTML message string + * @param string $basedir base directory for 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, $images)) { + foreach ($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 . '"', + $message + ); + } + } elseif (substr($url, 0, 4) !== 'cid:' && !preg_match('#^[a-z][a-z0-9+.-]*://#i', $url)) { + // Do not change urls for absolute images (thanks to corvuscorax) + // Do not change urls that are already inline images + $filename = basename($url); + $directory = dirname($url); + if ($directory == '.') { + $directory = ''; + } + $cid = md5($url) . '@phpmailer.0'; // RFC2392 S 2 + if (strlen($basedir) > 1 && substr($basedir, -1) != '/') { + $basedir .= '/'; + } + if (strlen($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); + } + } } /** - * Exception handler for PHPMailer + * 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; - } +class phpmailerException extends Exception +{ + /** + * Prettify error message output + * @return string + */ + public function errorMessage() + { + $errorMsg = '<strong>' . $this->getMessage() . "</strong><br />\n"; + return $errorMsg; + } } -?> |