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<?php
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/**
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* PHPMailer - PHP email creation and transport class.
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* PHP Version 5.5.
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*
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* @see https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project
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*
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* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @author Brent R. Matzelle (original founder)
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* @copyright 2012 - 2020 Marcus Bointon
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* @copyright 2010 - 2012 Jim Jagielski
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* @copyright 2004 - 2009 Andy Prevost
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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* @note This program is distributed in the hope that it will be useful - WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*/
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namespace PHPMailer\PHPMailer;
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/**
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* PHPMailer - PHP email creation and transport class.
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*
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* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @author Brent R. Matzelle (original founder)
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*/
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class PHPMailer
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{
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const CHARSET_ASCII = 'us-ascii';
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const CHARSET_ISO88591 = 'iso-8859-1';
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const CHARSET_UTF8 = 'utf-8';
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const CONTENT_TYPE_PLAINTEXT = 'text/plain';
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const CONTENT_TYPE_TEXT_CALENDAR = 'text/calendar';
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const CONTENT_TYPE_TEXT_HTML = 'text/html';
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const CONTENT_TYPE_MULTIPART_ALTERNATIVE = 'multipart/alternative';
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const CONTENT_TYPE_MULTIPART_MIXED = 'multipart/mixed';
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const CONTENT_TYPE_MULTIPART_RELATED = 'multipart/related';
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const ENCODING_7BIT = '7bit';
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const ENCODING_8BIT = '8bit';
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const ENCODING_BASE64 = 'base64';
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const ENCODING_BINARY = 'binary';
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const ENCODING_QUOTED_PRINTABLE = 'quoted-printable';
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const ENCRYPTION_STARTTLS = 'tls';
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const ENCRYPTION_SMTPS = 'ssl';
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const ICAL_METHOD_REQUEST = 'REQUEST';
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const ICAL_METHOD_PUBLISH = 'PUBLISH';
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const ICAL_METHOD_REPLY = 'REPLY';
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const ICAL_METHOD_ADD = 'ADD';
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const ICAL_METHOD_CANCEL = 'CANCEL';
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const ICAL_METHOD_REFRESH = 'REFRESH';
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const ICAL_METHOD_COUNTER = 'COUNTER';
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const ICAL_METHOD_DECLINECOUNTER = 'DECLINECOUNTER';
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/**
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* Email priority.
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* Options: null (default), 1 = High, 3 = Normal, 5 = low.
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* When null, the header is not set at all.
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*
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* @var int|null
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*/
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public $Priority;
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/**
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* The character set of the message.
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*
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* @var string
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*/
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public $CharSet = self::CHARSET_ISO88591;
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/**
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* The MIME Content-type of the message.
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*
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* @var string
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*/
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public $ContentType = self::CONTENT_TYPE_PLAINTEXT;
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/**
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* The message encoding.
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* Options: "8bit", "7bit", "binary", "base64", and "quoted-printable".
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*
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* @var string
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*/
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public $Encoding = self::ENCODING_8BIT;
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/**
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* Holds the most recent mailer error message.
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*
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* @var string
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*/
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public $ErrorInfo = '';
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/**
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* The From email address for the message.
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*
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* @var string
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*/
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public $From = '';
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/**
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* The From name of the message.
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*
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* @var string
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*/
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public $FromName = '';
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/**
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* The envelope sender of the message.
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* This will usually be turned into a Return-Path header by the receiver,
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* and is the address that bounces will be sent to.
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* If not empty, will be passed via `-f` to sendmail or as the 'MAIL FROM' value over SMTP.
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*
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* @var string
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*/
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public $Sender = '';
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/**
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* The Subject of the message.
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*
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* @var string
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*/
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public $Subject = '';
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/**
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* An HTML or plain text message body.
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* If HTML then call isHTML(true).
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*
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* @var string
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*/
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public $Body = '';
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/**
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* The plain-text message body.
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* This body can be read by mail clients that do not have HTML email
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* capability such as mutt & Eudora.
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* Clients that can read HTML will view the normal Body.
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*
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* @var string
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*/
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public $AltBody = '';
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/**
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* An iCal message part body.
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* Only supported in simple alt or alt_inline message types
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* To generate iCal event structures, use classes like EasyPeasyICS or iCalcreator.
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*
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* @see http://sprain.ch/blog/downloads/php-class-easypeasyics-create-ical-files-with-php/
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* @see http://kigkonsult.se/iCalcreator/
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*
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* @var string
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*/
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public $Ical = '';
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/**
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* Value-array of "method" in Contenttype header "text/calendar"
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*
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* @var string[]
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*/
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protected static $IcalMethods = [
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self::ICAL_METHOD_REQUEST,
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self::ICAL_METHOD_PUBLISH,
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self::ICAL_METHOD_REPLY,
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self::ICAL_METHOD_ADD,
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self::ICAL_METHOD_CANCEL,
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self::ICAL_METHOD_REFRESH,
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self::ICAL_METHOD_COUNTER,
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self::ICAL_METHOD_DECLINECOUNTER,
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];
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/**
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* The complete compiled MIME message body.
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*
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* @var string
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*/
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protected $MIMEBody = '';
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/**
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* The complete compiled MIME message headers.
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*
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* @var string
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*/
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protected $MIMEHeader = '';
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/**
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* Extra headers that createHeader() doesn't fold in.
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*
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* @var string
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*/
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protected $mailHeader = '';
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/**
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* Word-wrap the message body to this number of chars.
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* Set to 0 to not wrap. A useful value here is 78, for RFC2822 section 2.1.1 compliance.
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*
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* @see static::STD_LINE_LENGTH
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*
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* @var int
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*/
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public $WordWrap = 0;
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/**
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* Which method to use to send mail.
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* Options: "mail", "sendmail", or "smtp".
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*
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* @var string
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*/
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public $Mailer = 'mail';
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/**
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* The path to the sendmail program.
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*
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* @var string
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*/
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public $Sendmail = '/usr/sbin/sendmail';
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/**
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* Whether mail() uses a fully sendmail-compatible MTA.
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* One which supports sendmail's "-oi -f" options.
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*
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* @var bool
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*/
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public $UseSendmailOptions = true;
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/**
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* The email address that a reading confirmation should be sent to, also known as read receipt.
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*
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* @var string
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*/
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public $ConfirmReadingTo = '';
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/**
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* The hostname to use in the Message-ID header and as default HELO string.
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* If empty, PHPMailer attempts to find one with, in order,
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* $_SERVER['SERVER_NAME'], gethostname(), php_uname('n'), or the value
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* 'localhost.localdomain'.
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*
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* @see PHPMailer::$Helo
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*
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* @var string
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*/
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public $Hostname = '';
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/**
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* An ID to be used in the Message-ID header.
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* If empty, a unique id will be generated.
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* You can set your own, but it must be in the format "<id@domain>",
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* as defined in RFC5322 section 3.6.4 or it will be ignored.
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*
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* @see https://tools.ietf.org/html/rfc5322#section-3.6.4
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*
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* @var string
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*/
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public $MessageID = '';
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/**
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* The message Date to be used in the Date header.
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* If empty, the current date will be added.
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*
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* @var string
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*/
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public $MessageDate = '';
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/**
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* SMTP hosts.
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* Either a single hostname or multiple semicolon-delimited hostnames.
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* You can also specify a different port
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* for each host by using this format: [hostname:port]
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* (e.g. "smtp1.example.com:25;smtp2.example.com").
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* You can also specify encryption type, for example:
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* (e.g. "tls://smtp1.example.com:587;ssl://smtp2.example.com:465").
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* Hosts will be tried in order.
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*
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* @var string
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*/
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public $Host = 'localhost';
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/**
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* The default SMTP server port.
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*
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* @var int
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*/
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public $Port = 25;
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/**
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* The SMTP HELO/EHLO name used for the SMTP connection.
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* Default is $Hostname. If $Hostname is empty, PHPMailer attempts to find
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* one with the same method described above for $Hostname.
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*
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* @see PHPMailer::$Hostname
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*
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* @var string
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*/
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public $Helo = '';
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/**
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* What kind of encryption to use on the SMTP connection.
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* Options: '', static::ENCRYPTION_STARTTLS, or static::ENCRYPTION_SMTPS.
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*
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* @var string
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*/
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public $SMTPSecure = '';
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/**
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* Whether to enable TLS encryption automatically if a server supports it,
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* even if `SMTPSecure` is not set to 'tls'.
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* Be aware that in PHP >= 5.6 this requires that the server's certificates are valid.
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*
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* @var bool
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*/
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public $SMTPAutoTLS = true;
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/**
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* Whether to use SMTP authentication.
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* Uses the Username and Password properties.
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*
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* @see PHPMailer::$Username
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* @see PHPMailer::$Password
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*
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* @var bool
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*/
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public $SMTPAuth = false;
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/**
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* Options array passed to stream_context_create when connecting via SMTP.
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*
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* @var array
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*/
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public $SMTPOptions = [];
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/**
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* SMTP username.
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*
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* @var string
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*/
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public $Username = '';
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/**
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* SMTP password.
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*
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* @var string
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*/
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public $Password = '';
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/**
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* SMTP auth type.
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* Options are CRAM-MD5, LOGIN, PLAIN, XOAUTH2, attempted in that order if not specified.
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*
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* @var string
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*/
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public $AuthType = '';
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/**
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* An implementation of the PHPMailer OAuthTokenProvider interface.
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362 |
*
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363 |
* @var OAuthTokenProvider
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*/
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365 |
protected $oauth;
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366 |
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/**
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* The SMTP server timeout in seconds.
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* Default of 5 minutes (300sec) is from RFC2821 section 4.5.3.2.
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*
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* @var int
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*/
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373 |
public $Timeout = 300;
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/**
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376 |
* Comma separated list of DSN notifications
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377 |
* 'NEVER' under no circumstances a DSN must be returned to the sender.
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* If you use NEVER all other notifications will be ignored.
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379 |
* 'SUCCESS' will notify you when your mail has arrived at its destination.
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380 |
* 'FAILURE' will arrive if an error occurred during delivery.
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381 |
* 'DELAY' will notify you if there is an unusual delay in delivery, but the actual
|
|
|
382 |
* delivery's outcome (success or failure) is not yet decided.
|
|
|
383 |
*
|
|
|
384 |
* @see https://tools.ietf.org/html/rfc3461 See section 4.1 for more information about NOTIFY
|
|
|
385 |
*/
|
|
|
386 |
public $dsn = '';
|
|
|
387 |
|
|
|
388 |
/**
|
|
|
389 |
* SMTP class debug output mode.
|
|
|
390 |
* Debug output level.
|
|
|
391 |
* Options:
|
|
18
|
392 |
* @see SMTP::DEBUG_OFF: No output
|
|
|
393 |
* @see SMTP::DEBUG_CLIENT: Client messages
|
|
|
394 |
* @see SMTP::DEBUG_SERVER: Client and server messages
|
|
|
395 |
* @see SMTP::DEBUG_CONNECTION: As SERVER plus connection status
|
|
|
396 |
* @see SMTP::DEBUG_LOWLEVEL: Noisy, low-level data output, rarely needed
|
|
16
|
397 |
*
|
|
|
398 |
* @see SMTP::$do_debug
|
|
|
399 |
*
|
|
|
400 |
* @var int
|
|
|
401 |
*/
|
|
|
402 |
public $SMTPDebug = 0;
|
|
|
403 |
|
|
|
404 |
/**
|
|
|
405 |
* How to handle debug output.
|
|
|
406 |
* Options:
|
|
|
407 |
* * `echo` Output plain-text as-is, appropriate for CLI
|
|
|
408 |
* * `html` Output escaped, line breaks converted to `<br>`, appropriate for browser output
|
|
|
409 |
* * `error_log` Output to error log as configured in php.ini
|
|
|
410 |
* By default PHPMailer will use `echo` if run from a `cli` or `cli-server` SAPI, `html` otherwise.
|
|
|
411 |
* Alternatively, you can provide a callable expecting two params: a message string and the debug level:
|
|
|
412 |
*
|
|
|
413 |
* ```php
|
|
|
414 |
* $mail->Debugoutput = function($str, $level) {echo "debug level $level; message: $str";};
|
|
|
415 |
* ```
|
|
|
416 |
*
|
|
|
417 |
* Alternatively, you can pass in an instance of a PSR-3 compatible logger, though only `debug`
|
|
|
418 |
* level output is used:
|
|
|
419 |
*
|
|
|
420 |
* ```php
|
|
|
421 |
* $mail->Debugoutput = new myPsr3Logger;
|
|
|
422 |
* ```
|
|
|
423 |
*
|
|
|
424 |
* @see SMTP::$Debugoutput
|
|
|
425 |
*
|
|
|
426 |
* @var string|callable|\Psr\Log\LoggerInterface
|
|
|
427 |
*/
|
|
|
428 |
public $Debugoutput = 'echo';
|
|
|
429 |
|
|
|
430 |
/**
|
|
18
|
431 |
* Whether to keep the SMTP connection open after each message.
|
|
|
432 |
* If this is set to true then the connection will remain open after a send,
|
|
|
433 |
* and closing the connection will require an explicit call to smtpClose().
|
|
|
434 |
* It's a good idea to use this if you are sending multiple messages as it reduces overhead.
|
|
|
435 |
* See the mailing list example for how to use it.
|
|
16
|
436 |
*
|
|
|
437 |
* @var bool
|
|
|
438 |
*/
|
|
|
439 |
public $SMTPKeepAlive = false;
|
|
|
440 |
|
|
|
441 |
/**
|
|
|
442 |
* Whether to split multiple to addresses into multiple messages
|
|
|
443 |
* or send them all in one message.
|
|
|
444 |
* Only supported in `mail` and `sendmail` transports, not in SMTP.
|
|
|
445 |
*
|
|
|
446 |
* @var bool
|
|
18
|
447 |
*
|
|
|
448 |
* @deprecated 6.0.0 PHPMailer isn't a mailing list manager!
|
|
16
|
449 |
*/
|
|
|
450 |
public $SingleTo = false;
|
|
|
451 |
|
|
|
452 |
/**
|
|
|
453 |
* Storage for addresses when SingleTo is enabled.
|
|
|
454 |
*
|
|
|
455 |
* @var array
|
|
|
456 |
*/
|
|
|
457 |
protected $SingleToArray = [];
|
|
|
458 |
|
|
|
459 |
/**
|
|
|
460 |
* Whether to generate VERP addresses on send.
|
|
|
461 |
* Only applicable when sending via SMTP.
|
|
|
462 |
*
|
|
|
463 |
* @see https://en.wikipedia.org/wiki/Variable_envelope_return_path
|
|
|
464 |
* @see http://www.postfix.org/VERP_README.html Postfix VERP info
|
|
|
465 |
*
|
|
|
466 |
* @var bool
|
|
|
467 |
*/
|
|
|
468 |
public $do_verp = false;
|
|
|
469 |
|
|
|
470 |
/**
|
|
|
471 |
* Whether to allow sending messages with an empty body.
|
|
|
472 |
*
|
|
|
473 |
* @var bool
|
|
|
474 |
*/
|
|
|
475 |
public $AllowEmpty = false;
|
|
|
476 |
|
|
|
477 |
/**
|
|
|
478 |
* DKIM selector.
|
|
|
479 |
*
|
|
|
480 |
* @var string
|
|
|
481 |
*/
|
|
|
482 |
public $DKIM_selector = '';
|
|
|
483 |
|
|
|
484 |
/**
|
|
|
485 |
* DKIM Identity.
|
|
|
486 |
* Usually the email address used as the source of the email.
|
|
|
487 |
*
|
|
|
488 |
* @var string
|
|
|
489 |
*/
|
|
|
490 |
public $DKIM_identity = '';
|
|
|
491 |
|
|
|
492 |
/**
|
|
|
493 |
* DKIM passphrase.
|
|
|
494 |
* Used if your key is encrypted.
|
|
|
495 |
*
|
|
|
496 |
* @var string
|
|
|
497 |
*/
|
|
|
498 |
public $DKIM_passphrase = '';
|
|
|
499 |
|
|
|
500 |
/**
|
|
|
501 |
* DKIM signing domain name.
|
|
|
502 |
*
|
|
|
503 |
* @example 'example.com'
|
|
|
504 |
*
|
|
|
505 |
* @var string
|
|
|
506 |
*/
|
|
|
507 |
public $DKIM_domain = '';
|
|
|
508 |
|
|
|
509 |
/**
|
|
|
510 |
* DKIM Copy header field values for diagnostic use.
|
|
|
511 |
*
|
|
|
512 |
* @var bool
|
|
|
513 |
*/
|
|
|
514 |
public $DKIM_copyHeaderFields = true;
|
|
|
515 |
|
|
|
516 |
/**
|
|
|
517 |
* DKIM Extra signing headers.
|
|
|
518 |
*
|
|
|
519 |
* @example ['List-Unsubscribe', 'List-Help']
|
|
|
520 |
*
|
|
|
521 |
* @var array
|
|
|
522 |
*/
|
|
|
523 |
public $DKIM_extraHeaders = [];
|
|
|
524 |
|
|
|
525 |
/**
|
|
|
526 |
* DKIM private key file path.
|
|
|
527 |
*
|
|
|
528 |
* @var string
|
|
|
529 |
*/
|
|
|
530 |
public $DKIM_private = '';
|
|
|
531 |
|
|
|
532 |
/**
|
|
|
533 |
* DKIM private key string.
|
|
|
534 |
*
|
|
|
535 |
* If set, takes precedence over `$DKIM_private`.
|
|
|
536 |
*
|
|
|
537 |
* @var string
|
|
|
538 |
*/
|
|
|
539 |
public $DKIM_private_string = '';
|
|
|
540 |
|
|
|
541 |
/**
|
|
|
542 |
* Callback Action function name.
|
|
|
543 |
*
|
|
|
544 |
* The function that handles the result of the send email action.
|
|
|
545 |
* It is called out by send() for each email sent.
|
|
|
546 |
*
|
|
|
547 |
* Value can be any php callable: http://www.php.net/is_callable
|
|
|
548 |
*
|
|
|
549 |
* Parameters:
|
|
|
550 |
* bool $result result of the send action
|
|
|
551 |
* array $to email addresses of the recipients
|
|
|
552 |
* array $cc cc email addresses
|
|
|
553 |
* array $bcc bcc email addresses
|
|
|
554 |
* string $subject the subject
|
|
|
555 |
* string $body the email body
|
|
|
556 |
* string $from email address of sender
|
|
|
557 |
* string $extra extra information of possible use
|
|
|
558 |
* "smtp_transaction_id' => last smtp transaction id
|
|
|
559 |
*
|
|
|
560 |
* @var string
|
|
|
561 |
*/
|
|
|
562 |
public $action_function = '';
|
|
|
563 |
|
|
|
564 |
/**
|
|
|
565 |
* What to put in the X-Mailer header.
|
|
|
566 |
* Options: An empty string for PHPMailer default, whitespace/null for none, or a string to use.
|
|
|
567 |
*
|
|
|
568 |
* @var string|null
|
|
|
569 |
*/
|
|
|
570 |
public $XMailer = '';
|
|
|
571 |
|
|
|
572 |
/**
|
|
|
573 |
* Which validator to use by default when validating email addresses.
|
|
|
574 |
* May be a callable to inject your own validator, but there are several built-in validators.
|
|
|
575 |
* The default validator uses PHP's FILTER_VALIDATE_EMAIL filter_var option.
|
|
|
576 |
*
|
|
|
577 |
* @see PHPMailer::validateAddress()
|
|
|
578 |
*
|
|
|
579 |
* @var string|callable
|
|
|
580 |
*/
|
|
|
581 |
public static $validator = 'php';
|
|
|
582 |
|
|
|
583 |
/**
|
|
|
584 |
* An instance of the SMTP sender class.
|
|
|
585 |
*
|
|
|
586 |
* @var SMTP
|
|
|
587 |
*/
|
|
|
588 |
protected $smtp;
|
|
|
589 |
|
|
|
590 |
/**
|
|
|
591 |
* The array of 'to' names and addresses.
|
|
|
592 |
*
|
|
|
593 |
* @var array
|
|
|
594 |
*/
|
|
|
595 |
protected $to = [];
|
|
|
596 |
|
|
|
597 |
/**
|
|
|
598 |
* The array of 'cc' names and addresses.
|
|
|
599 |
*
|
|
|
600 |
* @var array
|
|
|
601 |
*/
|
|
|
602 |
protected $cc = [];
|
|
|
603 |
|
|
|
604 |
/**
|
|
|
605 |
* The array of 'bcc' names and addresses.
|
|
|
606 |
*
|
|
|
607 |
* @var array
|
|
|
608 |
*/
|
|
|
609 |
protected $bcc = [];
|
|
|
610 |
|
|
|
611 |
/**
|
|
|
612 |
* The array of reply-to names and addresses.
|
|
|
613 |
*
|
|
|
614 |
* @var array
|
|
|
615 |
*/
|
|
|
616 |
protected $ReplyTo = [];
|
|
|
617 |
|
|
|
618 |
/**
|
|
|
619 |
* An array of all kinds of addresses.
|
|
|
620 |
* Includes all of $to, $cc, $bcc.
|
|
|
621 |
*
|
|
|
622 |
* @see PHPMailer::$to
|
|
|
623 |
* @see PHPMailer::$cc
|
|
|
624 |
* @see PHPMailer::$bcc
|
|
|
625 |
*
|
|
|
626 |
* @var array
|
|
|
627 |
*/
|
|
|
628 |
protected $all_recipients = [];
|
|
|
629 |
|
|
|
630 |
/**
|
|
|
631 |
* An array of names and addresses queued for validation.
|
|
|
632 |
* In send(), valid and non duplicate entries are moved to $all_recipients
|
|
|
633 |
* and one of $to, $cc, or $bcc.
|
|
|
634 |
* This array is used only for addresses with IDN.
|
|
|
635 |
*
|
|
|
636 |
* @see PHPMailer::$to
|
|
|
637 |
* @see PHPMailer::$cc
|
|
|
638 |
* @see PHPMailer::$bcc
|
|
|
639 |
* @see PHPMailer::$all_recipients
|
|
|
640 |
*
|
|
|
641 |
* @var array
|
|
|
642 |
*/
|
|
|
643 |
protected $RecipientsQueue = [];
|
|
|
644 |
|
|
|
645 |
/**
|
|
|
646 |
* An array of reply-to names and addresses queued for validation.
|
|
|
647 |
* In send(), valid and non duplicate entries are moved to $ReplyTo.
|
|
|
648 |
* This array is used only for addresses with IDN.
|
|
|
649 |
*
|
|
|
650 |
* @see PHPMailer::$ReplyTo
|
|
|
651 |
*
|
|
|
652 |
* @var array
|
|
|
653 |
*/
|
|
|
654 |
protected $ReplyToQueue = [];
|
|
|
655 |
|
|
|
656 |
/**
|
|
|
657 |
* The array of attachments.
|
|
|
658 |
*
|
|
|
659 |
* @var array
|
|
|
660 |
*/
|
|
|
661 |
protected $attachment = [];
|
|
|
662 |
|
|
|
663 |
/**
|
|
|
664 |
* The array of custom headers.
|
|
|
665 |
*
|
|
|
666 |
* @var array
|
|
|
667 |
*/
|
|
|
668 |
protected $CustomHeader = [];
|
|
|
669 |
|
|
|
670 |
/**
|
|
|
671 |
* The most recent Message-ID (including angular brackets).
|
|
|
672 |
*
|
|
|
673 |
* @var string
|
|
|
674 |
*/
|
|
|
675 |
protected $lastMessageID = '';
|
|
|
676 |
|
|
|
677 |
/**
|
|
|
678 |
* The message's MIME type.
|
|
|
679 |
*
|
|
|
680 |
* @var string
|
|
|
681 |
*/
|
|
|
682 |
protected $message_type = '';
|
|
|
683 |
|
|
|
684 |
/**
|
|
|
685 |
* The array of MIME boundary strings.
|
|
|
686 |
*
|
|
|
687 |
* @var array
|
|
|
688 |
*/
|
|
|
689 |
protected $boundary = [];
|
|
|
690 |
|
|
|
691 |
/**
|
|
19
|
692 |
* The array of available text strings for the current language.
|
|
16
|
693 |
*
|
|
|
694 |
* @var array
|
|
|
695 |
*/
|
|
|
696 |
protected $language = [];
|
|
|
697 |
|
|
|
698 |
/**
|
|
|
699 |
* The number of errors encountered.
|
|
|
700 |
*
|
|
|
701 |
* @var int
|
|
|
702 |
*/
|
|
|
703 |
protected $error_count = 0;
|
|
|
704 |
|
|
|
705 |
/**
|
|
|
706 |
* The S/MIME certificate file path.
|
|
|
707 |
*
|
|
|
708 |
* @var string
|
|
|
709 |
*/
|
|
|
710 |
protected $sign_cert_file = '';
|
|
|
711 |
|
|
|
712 |
/**
|
|
|
713 |
* The S/MIME key file path.
|
|
|
714 |
*
|
|
|
715 |
* @var string
|
|
|
716 |
*/
|
|
|
717 |
protected $sign_key_file = '';
|
|
|
718 |
|
|
|
719 |
/**
|
|
|
720 |
* The optional S/MIME extra certificates ("CA Chain") file path.
|
|
|
721 |
*
|
|
|
722 |
* @var string
|
|
|
723 |
*/
|
|
|
724 |
protected $sign_extracerts_file = '';
|
|
|
725 |
|
|
|
726 |
/**
|
|
|
727 |
* The S/MIME password for the key.
|
|
|
728 |
* Used only if the key is encrypted.
|
|
|
729 |
*
|
|
|
730 |
* @var string
|
|
|
731 |
*/
|
|
|
732 |
protected $sign_key_pass = '';
|
|
|
733 |
|
|
|
734 |
/**
|
|
|
735 |
* Whether to throw exceptions for errors.
|
|
|
736 |
*
|
|
|
737 |
* @var bool
|
|
|
738 |
*/
|
|
|
739 |
protected $exceptions = false;
|
|
|
740 |
|
|
|
741 |
/**
|
|
|
742 |
* Unique ID used for message ID and boundaries.
|
|
|
743 |
*
|
|
|
744 |
* @var string
|
|
|
745 |
*/
|
|
|
746 |
protected $uniqueid = '';
|
|
|
747 |
|
|
|
748 |
/**
|
|
|
749 |
* The PHPMailer Version number.
|
|
|
750 |
*
|
|
|
751 |
* @var string
|
|
|
752 |
*/
|
|
19
|
753 |
const VERSION = '6.6.0';
|
|
16
|
754 |
|
|
|
755 |
/**
|
|
|
756 |
* Error severity: message only, continue processing.
|
|
|
757 |
*
|
|
|
758 |
* @var int
|
|
|
759 |
*/
|
|
|
760 |
const STOP_MESSAGE = 0;
|
|
|
761 |
|
|
|
762 |
/**
|
|
|
763 |
* Error severity: message, likely ok to continue processing.
|
|
|
764 |
*
|
|
|
765 |
* @var int
|
|
|
766 |
*/
|
|
|
767 |
const STOP_CONTINUE = 1;
|
|
|
768 |
|
|
|
769 |
/**
|
|
|
770 |
* Error severity: message, plus full stop, critical error reached.
|
|
|
771 |
*
|
|
|
772 |
* @var int
|
|
|
773 |
*/
|
|
|
774 |
const STOP_CRITICAL = 2;
|
|
|
775 |
|
|
|
776 |
/**
|
|
|
777 |
* The SMTP standard CRLF line break.
|
|
|
778 |
* If you want to change line break format, change static::$LE, not this.
|
|
|
779 |
*/
|
|
|
780 |
const CRLF = "\r\n";
|
|
|
781 |
|
|
|
782 |
/**
|
|
|
783 |
* "Folding White Space" a white space string used for line folding.
|
|
|
784 |
*/
|
|
|
785 |
const FWS = ' ';
|
|
|
786 |
|
|
|
787 |
/**
|
|
|
788 |
* SMTP RFC standard line ending; Carriage Return, Line Feed.
|
|
|
789 |
*
|
|
|
790 |
* @var string
|
|
|
791 |
*/
|
|
|
792 |
protected static $LE = self::CRLF;
|
|
|
793 |
|
|
|
794 |
/**
|
|
|
795 |
* The maximum line length supported by mail().
|
|
|
796 |
*
|
|
|
797 |
* Background: mail() will sometimes corrupt messages
|
|
|
798 |
* with headers headers longer than 65 chars, see #818.
|
|
|
799 |
*
|
|
|
800 |
* @var int
|
|
|
801 |
*/
|
|
|
802 |
const MAIL_MAX_LINE_LENGTH = 63;
|
|
|
803 |
|
|
|
804 |
/**
|
|
|
805 |
* The maximum line length allowed by RFC 2822 section 2.1.1.
|
|
|
806 |
*
|
|
|
807 |
* @var int
|
|
|
808 |
*/
|
|
|
809 |
const MAX_LINE_LENGTH = 998;
|
|
|
810 |
|
|
|
811 |
/**
|
|
|
812 |
* The lower maximum line length allowed by RFC 2822 section 2.1.1.
|
|
|
813 |
* This length does NOT include the line break
|
|
|
814 |
* 76 means that lines will be 77 or 78 chars depending on whether
|
|
|
815 |
* the line break format is LF or CRLF; both are valid.
|
|
|
816 |
*
|
|
|
817 |
* @var int
|
|
|
818 |
*/
|
|
|
819 |
const STD_LINE_LENGTH = 76;
|
|
|
820 |
|
|
|
821 |
/**
|
|
|
822 |
* Constructor.
|
|
|
823 |
*
|
|
|
824 |
* @param bool $exceptions Should we throw external exceptions?
|
|
|
825 |
*/
|
|
|
826 |
public function __construct($exceptions = null)
|
|
|
827 |
{
|
|
|
828 |
if (null !== $exceptions) {
|
|
|
829 |
$this->exceptions = (bool) $exceptions;
|
|
|
830 |
}
|
|
|
831 |
//Pick an appropriate debug output format automatically
|
|
|
832 |
$this->Debugoutput = (strpos(PHP_SAPI, 'cli') !== false ? 'echo' : 'html');
|
|
|
833 |
}
|
|
|
834 |
|
|
|
835 |
/**
|
|
|
836 |
* Destructor.
|
|
|
837 |
*/
|
|
|
838 |
public function __destruct()
|
|
|
839 |
{
|
|
|
840 |
//Close any open SMTP connection nicely
|
|
|
841 |
$this->smtpClose();
|
|
|
842 |
}
|
|
|
843 |
|
|
|
844 |
/**
|
|
|
845 |
* Call mail() in a safe_mode-aware fashion.
|
|
|
846 |
* Also, unless sendmail_path points to sendmail (or something that
|
|
|
847 |
* claims to be sendmail), don't pass params (not a perfect fix,
|
|
|
848 |
* but it will do).
|
|
|
849 |
*
|
|
|
850 |
* @param string $to To
|
|
|
851 |
* @param string $subject Subject
|
|
|
852 |
* @param string $body Message Body
|
|
|
853 |
* @param string $header Additional Header(s)
|
|
|
854 |
* @param string|null $params Params
|
|
|
855 |
*
|
|
|
856 |
* @return bool
|
|
|
857 |
*/
|
|
|
858 |
private function mailPassthru($to, $subject, $body, $header, $params)
|
|
|
859 |
{
|
|
|
860 |
//Check overloading of mail function to avoid double-encoding
|
|
|
861 |
if (ini_get('mbstring.func_overload') & 1) { // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.mbstring_func_overloadDeprecated
|
|
|
862 |
$subject = $this->secureHeader($subject);
|
|
|
863 |
} else {
|
|
|
864 |
$subject = $this->encodeHeader($this->secureHeader($subject));
|
|
|
865 |
}
|
|
|
866 |
//Calling mail() with null params breaks
|
|
18
|
867 |
$this->edebug('Sending with mail()');
|
|
|
868 |
$this->edebug('Sendmail path: ' . ini_get('sendmail_path'));
|
|
|
869 |
$this->edebug("Envelope sender: {$this->Sender}");
|
|
|
870 |
$this->edebug("To: {$to}");
|
|
|
871 |
$this->edebug("Subject: {$subject}");
|
|
|
872 |
$this->edebug("Headers: {$header}");
|
|
16
|
873 |
if (!$this->UseSendmailOptions || null === $params) {
|
|
|
874 |
$result = @mail($to, $subject, $body, $header);
|
|
|
875 |
} else {
|
|
18
|
876 |
$this->edebug("Additional params: {$params}");
|
|
16
|
877 |
$result = @mail($to, $subject, $body, $header, $params);
|
|
|
878 |
}
|
|
18
|
879 |
$this->edebug('Result: ' . ($result ? 'true' : 'false'));
|
|
16
|
880 |
return $result;
|
|
|
881 |
}
|
|
|
882 |
|
|
|
883 |
/**
|
|
18
|
884 |
* Output debugging info via a user-defined method.
|
|
|
885 |
* Only generates output if debug output is enabled.
|
|
16
|
886 |
*
|
|
|
887 |
* @see PHPMailer::$Debugoutput
|
|
|
888 |
* @see PHPMailer::$SMTPDebug
|
|
|
889 |
*
|
|
|
890 |
* @param string $str
|
|
|
891 |
*/
|
|
|
892 |
protected function edebug($str)
|
|
|
893 |
{
|
|
|
894 |
if ($this->SMTPDebug <= 0) {
|
|
|
895 |
return;
|
|
|
896 |
}
|
|
|
897 |
//Is this a PSR-3 logger?
|
|
|
898 |
if ($this->Debugoutput instanceof \Psr\Log\LoggerInterface) {
|
|
|
899 |
$this->Debugoutput->debug($str);
|
|
|
900 |
|
|
|
901 |
return;
|
|
|
902 |
}
|
|
|
903 |
//Avoid clash with built-in function names
|
|
|
904 |
if (is_callable($this->Debugoutput) && !in_array($this->Debugoutput, ['error_log', 'html', 'echo'])) {
|
|
|
905 |
call_user_func($this->Debugoutput, $str, $this->SMTPDebug);
|
|
|
906 |
|
|
|
907 |
return;
|
|
|
908 |
}
|
|
|
909 |
switch ($this->Debugoutput) {
|
|
|
910 |
case 'error_log':
|
|
|
911 |
//Don't output, just log
|
|
18
|
912 |
/** @noinspection ForgottenDebugOutputInspection */
|
|
16
|
913 |
error_log($str);
|
|
|
914 |
break;
|
|
|
915 |
case 'html':
|
|
|
916 |
//Cleans up output a bit for a better looking, HTML-safe output
|
|
|
917 |
echo htmlentities(
|
|
|
918 |
preg_replace('/[\r\n]+/', '', $str),
|
|
|
919 |
ENT_QUOTES,
|
|
|
920 |
'UTF-8'
|
|
|
921 |
), "<br>\n";
|
|
|
922 |
break;
|
|
|
923 |
case 'echo':
|
|
|
924 |
default:
|
|
|
925 |
//Normalize line breaks
|
|
|
926 |
$str = preg_replace('/\r\n|\r/m', "\n", $str);
|
|
|
927 |
echo gmdate('Y-m-d H:i:s'),
|
|
|
928 |
"\t",
|
|
|
929 |
//Trim trailing space
|
|
|
930 |
trim(
|
|
|
931 |
//Indent for readability, except for trailing break
|
|
|
932 |
str_replace(
|
|
|
933 |
"\n",
|
|
|
934 |
"\n \t ",
|
|
|
935 |
trim($str)
|
|
|
936 |
)
|
|
|
937 |
),
|
|
|
938 |
"\n";
|
|
|
939 |
}
|
|
|
940 |
}
|
|
|
941 |
|
|
|
942 |
/**
|
|
|
943 |
* Sets message type to HTML or plain.
|
|
|
944 |
*
|
|
|
945 |
* @param bool $isHtml True for HTML mode
|
|
|
946 |
*/
|
|
|
947 |
public function isHTML($isHtml = true)
|
|
|
948 |
{
|
|
|
949 |
if ($isHtml) {
|
|
|
950 |
$this->ContentType = static::CONTENT_TYPE_TEXT_HTML;
|
|
|
951 |
} else {
|
|
|
952 |
$this->ContentType = static::CONTENT_TYPE_PLAINTEXT;
|
|
|
953 |
}
|
|
|
954 |
}
|
|
|
955 |
|
|
|
956 |
/**
|
|
|
957 |
* Send messages using SMTP.
|
|
|
958 |
*/
|
|
|
959 |
public function isSMTP()
|
|
|
960 |
{
|
|
|
961 |
$this->Mailer = 'smtp';
|
|
|
962 |
}
|
|
|
963 |
|
|
|
964 |
/**
|
|
|
965 |
* Send messages using PHP's mail() function.
|
|
|
966 |
*/
|
|
|
967 |
public function isMail()
|
|
|
968 |
{
|
|
|
969 |
$this->Mailer = 'mail';
|
|
|
970 |
}
|
|
|
971 |
|
|
|
972 |
/**
|
|
|
973 |
* Send messages using $Sendmail.
|
|
|
974 |
*/
|
|
|
975 |
public function isSendmail()
|
|
|
976 |
{
|
|
|
977 |
$ini_sendmail_path = ini_get('sendmail_path');
|
|
|
978 |
|
|
|
979 |
if (false === stripos($ini_sendmail_path, 'sendmail')) {
|
|
|
980 |
$this->Sendmail = '/usr/sbin/sendmail';
|
|
|
981 |
} else {
|
|
|
982 |
$this->Sendmail = $ini_sendmail_path;
|
|
|
983 |
}
|
|
|
984 |
$this->Mailer = 'sendmail';
|
|
|
985 |
}
|
|
|
986 |
|
|
|
987 |
/**
|
|
|
988 |
* Send messages using qmail.
|
|
|
989 |
*/
|
|
|
990 |
public function isQmail()
|
|
|
991 |
{
|
|
|
992 |
$ini_sendmail_path = ini_get('sendmail_path');
|
|
|
993 |
|
|
|
994 |
if (false === stripos($ini_sendmail_path, 'qmail')) {
|
|
|
995 |
$this->Sendmail = '/var/qmail/bin/qmail-inject';
|
|
|
996 |
} else {
|
|
|
997 |
$this->Sendmail = $ini_sendmail_path;
|
|
|
998 |
}
|
|
|
999 |
$this->Mailer = 'qmail';
|
|
|
1000 |
}
|
|
|
1001 |
|
|
|
1002 |
/**
|
|
|
1003 |
* Add a "To" address.
|
|
|
1004 |
*
|
|
|
1005 |
* @param string $address The email address to send to
|
|
|
1006 |
* @param string $name
|
|
|
1007 |
*
|
|
|
1008 |
* @throws Exception
|
|
|
1009 |
*
|
|
|
1010 |
* @return bool true on success, false if address already used or invalid in some way
|
|
|
1011 |
*/
|
|
|
1012 |
public function addAddress($address, $name = '')
|
|
|
1013 |
{
|
|
|
1014 |
return $this->addOrEnqueueAnAddress('to', $address, $name);
|
|
|
1015 |
}
|
|
|
1016 |
|
|
|
1017 |
/**
|
|
|
1018 |
* Add a "CC" address.
|
|
|
1019 |
*
|
|
|
1020 |
* @param string $address The email address to send to
|
|
|
1021 |
* @param string $name
|
|
|
1022 |
*
|
|
|
1023 |
* @throws Exception
|
|
|
1024 |
*
|
|
|
1025 |
* @return bool true on success, false if address already used or invalid in some way
|
|
|
1026 |
*/
|
|
|
1027 |
public function addCC($address, $name = '')
|
|
|
1028 |
{
|
|
|
1029 |
return $this->addOrEnqueueAnAddress('cc', $address, $name);
|
|
|
1030 |
}
|
|
|
1031 |
|
|
|
1032 |
/**
|
|
|
1033 |
* Add a "BCC" address.
|
|
|
1034 |
*
|
|
|
1035 |
* @param string $address The email address to send to
|
|
|
1036 |
* @param string $name
|
|
|
1037 |
*
|
|
|
1038 |
* @throws Exception
|
|
|
1039 |
*
|
|
|
1040 |
* @return bool true on success, false if address already used or invalid in some way
|
|
|
1041 |
*/
|
|
|
1042 |
public function addBCC($address, $name = '')
|
|
|
1043 |
{
|
|
|
1044 |
return $this->addOrEnqueueAnAddress('bcc', $address, $name);
|
|
|
1045 |
}
|
|
|
1046 |
|
|
|
1047 |
/**
|
|
|
1048 |
* Add a "Reply-To" address.
|
|
|
1049 |
*
|
|
|
1050 |
* @param string $address The email address to reply to
|
|
|
1051 |
* @param string $name
|
|
|
1052 |
*
|
|
|
1053 |
* @throws Exception
|
|
|
1054 |
*
|
|
|
1055 |
* @return bool true on success, false if address already used or invalid in some way
|
|
|
1056 |
*/
|
|
|
1057 |
public function addReplyTo($address, $name = '')
|
|
|
1058 |
{
|
|
|
1059 |
return $this->addOrEnqueueAnAddress('Reply-To', $address, $name);
|
|
|
1060 |
}
|
|
|
1061 |
|
|
|
1062 |
/**
|
|
|
1063 |
* Add an address to one of the recipient arrays or to the ReplyTo array. Because PHPMailer
|
|
|
1064 |
* can't validate addresses with an IDN without knowing the PHPMailer::$CharSet (that can still
|
|
|
1065 |
* be modified after calling this function), addition of such addresses is delayed until send().
|
|
|
1066 |
* Addresses that have been added already return false, but do not throw exceptions.
|
|
|
1067 |
*
|
|
|
1068 |
* @param string $kind One of 'to', 'cc', 'bcc', or 'ReplyTo'
|
|
|
1069 |
* @param string $address The email address to send, resp. to reply to
|
|
|
1070 |
* @param string $name
|
|
|
1071 |
*
|
|
|
1072 |
* @throws Exception
|
|
|
1073 |
*
|
|
|
1074 |
* @return bool true on success, false if address already used or invalid in some way
|
|
|
1075 |
*/
|
|
|
1076 |
protected function addOrEnqueueAnAddress($kind, $address, $name)
|
|
|
1077 |
{
|
|
|
1078 |
$address = trim($address);
|
|
|
1079 |
$name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
|
|
|
1080 |
$pos = strrpos($address, '@');
|
|
|
1081 |
if (false === $pos) {
|
|
18
|
1082 |
//At-sign is missing.
|
|
16
|
1083 |
$error_message = sprintf(
|
|
|
1084 |
'%s (%s): %s',
|
|
|
1085 |
$this->lang('invalid_address'),
|
|
|
1086 |
$kind,
|
|
|
1087 |
$address
|
|
|
1088 |
);
|
|
|
1089 |
$this->setError($error_message);
|
|
|
1090 |
$this->edebug($error_message);
|
|
|
1091 |
if ($this->exceptions) {
|
|
|
1092 |
throw new Exception($error_message);
|
|
|
1093 |
}
|
|
|
1094 |
|
|
|
1095 |
return false;
|
|
|
1096 |
}
|
|
|
1097 |
$params = [$kind, $address, $name];
|
|
18
|
1098 |
//Enqueue addresses with IDN until we know the PHPMailer::$CharSet.
|
|
16
|
1099 |
if (static::idnSupported() && $this->has8bitChars(substr($address, ++$pos))) {
|
|
|
1100 |
if ('Reply-To' !== $kind) {
|
|
|
1101 |
if (!array_key_exists($address, $this->RecipientsQueue)) {
|
|
|
1102 |
$this->RecipientsQueue[$address] = $params;
|
|
|
1103 |
|
|
|
1104 |
return true;
|
|
|
1105 |
}
|
|
|
1106 |
} elseif (!array_key_exists($address, $this->ReplyToQueue)) {
|
|
|
1107 |
$this->ReplyToQueue[$address] = $params;
|
|
|
1108 |
|
|
|
1109 |
return true;
|
|
|
1110 |
}
|
|
|
1111 |
|
|
|
1112 |
return false;
|
|
|
1113 |
}
|
|
|
1114 |
|
|
18
|
1115 |
//Immediately add standard addresses without IDN.
|
|
16
|
1116 |
return call_user_func_array([$this, 'addAnAddress'], $params);
|
|
|
1117 |
}
|
|
|
1118 |
|
|
|
1119 |
/**
|
|
|
1120 |
* Add an address to one of the recipient arrays or to the ReplyTo array.
|
|
|
1121 |
* Addresses that have been added already return false, but do not throw exceptions.
|
|
|
1122 |
*
|
|
|
1123 |
* @param string $kind One of 'to', 'cc', 'bcc', or 'ReplyTo'
|
|
|
1124 |
* @param string $address The email address to send, resp. to reply to
|
|
|
1125 |
* @param string $name
|
|
|
1126 |
*
|
|
|
1127 |
* @throws Exception
|
|
|
1128 |
*
|
|
|
1129 |
* @return bool true on success, false if address already used or invalid in some way
|
|
|
1130 |
*/
|
|
|
1131 |
protected function addAnAddress($kind, $address, $name = '')
|
|
|
1132 |
{
|
|
|
1133 |
if (!in_array($kind, ['to', 'cc', 'bcc', 'Reply-To'])) {
|
|
|
1134 |
$error_message = sprintf(
|
|
|
1135 |
'%s: %s',
|
|
|
1136 |
$this->lang('Invalid recipient kind'),
|
|
|
1137 |
$kind
|
|
|
1138 |
);
|
|
|
1139 |
$this->setError($error_message);
|
|
|
1140 |
$this->edebug($error_message);
|
|
|
1141 |
if ($this->exceptions) {
|
|
|
1142 |
throw new Exception($error_message);
|
|
|
1143 |
}
|
|
|
1144 |
|
|
|
1145 |
return false;
|
|
|
1146 |
}
|
|
|
1147 |
if (!static::validateAddress($address)) {
|
|
|
1148 |
$error_message = sprintf(
|
|
|
1149 |
'%s (%s): %s',
|
|
|
1150 |
$this->lang('invalid_address'),
|
|
|
1151 |
$kind,
|
|
|
1152 |
$address
|
|
|
1153 |
);
|
|
|
1154 |
$this->setError($error_message);
|
|
|
1155 |
$this->edebug($error_message);
|
|
|
1156 |
if ($this->exceptions) {
|
|
|
1157 |
throw new Exception($error_message);
|
|
|
1158 |
}
|
|
|
1159 |
|
|
|
1160 |
return false;
|
|
|
1161 |
}
|
|
|
1162 |
if ('Reply-To' !== $kind) {
|
|
|
1163 |
if (!array_key_exists(strtolower($address), $this->all_recipients)) {
|
|
|
1164 |
$this->{$kind}[] = [$address, $name];
|
|
|
1165 |
$this->all_recipients[strtolower($address)] = true;
|
|
|
1166 |
|
|
|
1167 |
return true;
|
|
|
1168 |
}
|
|
|
1169 |
} elseif (!array_key_exists(strtolower($address), $this->ReplyTo)) {
|
|
|
1170 |
$this->ReplyTo[strtolower($address)] = [$address, $name];
|
|
|
1171 |
|
|
|
1172 |
return true;
|
|
|
1173 |
}
|
|
|
1174 |
|
|
|
1175 |
return false;
|
|
|
1176 |
}
|
|
|
1177 |
|
|
|
1178 |
/**
|
|
|
1179 |
* Parse and validate a string containing one or more RFC822-style comma-separated email addresses
|
|
|
1180 |
* of the form "display name <address>" into an array of name/address pairs.
|
|
|
1181 |
* Uses the imap_rfc822_parse_adrlist function if the IMAP extension is available.
|
|
|
1182 |
* Note that quotes in the name part are removed.
|
|
|
1183 |
*
|
|
|
1184 |
* @see http://www.andrew.cmu.edu/user/agreen1/testing/mrbs/web/Mail/RFC822.php A more careful implementation
|
|
|
1185 |
*
|
|
|
1186 |
* @param string $addrstr The address list string
|
|
|
1187 |
* @param bool $useimap Whether to use the IMAP extension to parse the list
|
|
19
|
1188 |
* @param string $charset The charset to use when decoding the address list string.
|
|
16
|
1189 |
*
|
|
|
1190 |
* @return array
|
|
|
1191 |
*/
|
|
19
|
1192 |
public static function parseAddresses($addrstr, $useimap = true, $charset = self::CHARSET_ISO88591)
|
|
16
|
1193 |
{
|
|
|
1194 |
$addresses = [];
|
|
|
1195 |
if ($useimap && function_exists('imap_rfc822_parse_adrlist')) {
|
|
|
1196 |
//Use this built-in parser if it's available
|
|
|
1197 |
$list = imap_rfc822_parse_adrlist($addrstr, '');
|
|
19
|
1198 |
// Clear any potential IMAP errors to get rid of notices being thrown at end of script.
|
|
|
1199 |
imap_errors();
|
|
16
|
1200 |
foreach ($list as $address) {
|
|
18
|
1201 |
if (
|
|
19
|
1202 |
'.SYNTAX-ERROR.' !== $address->host &&
|
|
|
1203 |
static::validateAddress($address->mailbox . '@' . $address->host)
|
|
18
|
1204 |
) {
|
|
|
1205 |
//Decode the name part if it's present and encoded
|
|
|
1206 |
if (
|
|
|
1207 |
property_exists($address, 'personal') &&
|
|
19
|
1208 |
//Check for a Mbstring constant rather than using extension_loaded, which is sometimes disabled
|
|
|
1209 |
defined('MB_CASE_UPPER') &&
|
|
|
1210 |
preg_match('/^=\?.*\?=$/s', $address->personal)
|
|
18
|
1211 |
) {
|
|
19
|
1212 |
$origCharset = mb_internal_encoding();
|
|
|
1213 |
mb_internal_encoding($charset);
|
|
|
1214 |
//Undo any RFC2047-encoded spaces-as-underscores
|
|
|
1215 |
$address->personal = str_replace('_', '=20', $address->personal);
|
|
|
1216 |
//Decode the name
|
|
18
|
1217 |
$address->personal = mb_decode_mimeheader($address->personal);
|
|
19
|
1218 |
mb_internal_encoding($origCharset);
|
|
18
|
1219 |
}
|
|
|
1220 |
|
|
16
|
1221 |
$addresses[] = [
|
|
|
1222 |
'name' => (property_exists($address, 'personal') ? $address->personal : ''),
|
|
|
1223 |
'address' => $address->mailbox . '@' . $address->host,
|
|
|
1224 |
];
|
|
|
1225 |
}
|
|
|
1226 |
}
|
|
|
1227 |
} else {
|
|
|
1228 |
//Use this simpler parser
|
|
|
1229 |
$list = explode(',', $addrstr);
|
|
|
1230 |
foreach ($list as $address) {
|
|
|
1231 |
$address = trim($address);
|
|
|
1232 |
//Is there a separate name part?
|
|
|
1233 |
if (strpos($address, '<') === false) {
|
|
|
1234 |
//No separate name, just use the whole thing
|
|
|
1235 |
if (static::validateAddress($address)) {
|
|
|
1236 |
$addresses[] = [
|
|
|
1237 |
'name' => '',
|
|
|
1238 |
'address' => $address,
|
|
|
1239 |
];
|
|
|
1240 |
}
|
|
|
1241 |
} else {
|
|
|
1242 |
list($name, $email) = explode('<', $address);
|
|
|
1243 |
$email = trim(str_replace('>', '', $email));
|
|
18
|
1244 |
$name = trim($name);
|
|
16
|
1245 |
if (static::validateAddress($email)) {
|
|
19
|
1246 |
//Check for a Mbstring constant rather than using extension_loaded, which is sometimes disabled
|
|
18
|
1247 |
//If this name is encoded, decode it
|
|
19
|
1248 |
if (defined('MB_CASE_UPPER') && preg_match('/^=\?.*\?=$/s', $name)) {
|
|
|
1249 |
$origCharset = mb_internal_encoding();
|
|
|
1250 |
mb_internal_encoding($charset);
|
|
|
1251 |
//Undo any RFC2047-encoded spaces-as-underscores
|
|
|
1252 |
$name = str_replace('_', '=20', $name);
|
|
|
1253 |
//Decode the name
|
|
18
|
1254 |
$name = mb_decode_mimeheader($name);
|
|
19
|
1255 |
mb_internal_encoding($origCharset);
|
|
18
|
1256 |
}
|
|
16
|
1257 |
$addresses[] = [
|
|
18
|
1258 |
//Remove any surrounding quotes and spaces from the name
|
|
|
1259 |
'name' => trim($name, '\'" '),
|
|
16
|
1260 |
'address' => $email,
|
|
|
1261 |
];
|
|
|
1262 |
}
|
|
|
1263 |
}
|
|
|
1264 |
}
|
|
|
1265 |
}
|
|
|
1266 |
|
|
|
1267 |
return $addresses;
|
|
|
1268 |
}
|
|
|
1269 |
|
|
|
1270 |
/**
|
|
|
1271 |
* Set the From and FromName properties.
|
|
|
1272 |
*
|
|
|
1273 |
* @param string $address
|
|
|
1274 |
* @param string $name
|
|
|
1275 |
* @param bool $auto Whether to also set the Sender address, defaults to true
|
|
|
1276 |
*
|
|
|
1277 |
* @throws Exception
|
|
|
1278 |
*
|
|
|
1279 |
* @return bool
|
|
|
1280 |
*/
|
|
|
1281 |
public function setFrom($address, $name = '', $auto = true)
|
|
|
1282 |
{
|
|
|
1283 |
$address = trim($address);
|
|
|
1284 |
$name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
|
|
18
|
1285 |
//Don't validate now addresses with IDN. Will be done in send().
|
|
16
|
1286 |
$pos = strrpos($address, '@');
|
|
18
|
1287 |
if (
|
|
|
1288 |
(false === $pos)
|
|
16
|
1289 |
|| ((!$this->has8bitChars(substr($address, ++$pos)) || !static::idnSupported())
|
|
|
1290 |
&& !static::validateAddress($address))
|
|
|
1291 |
) {
|
|
|
1292 |
$error_message = sprintf(
|
|
|
1293 |
'%s (From): %s',
|
|
|
1294 |
$this->lang('invalid_address'),
|
|
|
1295 |
$address
|
|
|
1296 |
);
|
|
|
1297 |
$this->setError($error_message);
|
|
|
1298 |
$this->edebug($error_message);
|
|
|
1299 |
if ($this->exceptions) {
|
|
|
1300 |
throw new Exception($error_message);
|
|
|
1301 |
}
|
|
|
1302 |
|
|
|
1303 |
return false;
|
|
|
1304 |
}
|
|
|
1305 |
$this->From = $address;
|
|
|
1306 |
$this->FromName = $name;
|
|
|
1307 |
if ($auto && empty($this->Sender)) {
|
|
|
1308 |
$this->Sender = $address;
|
|
|
1309 |
}
|
|
|
1310 |
|
|
|
1311 |
return true;
|
|
|
1312 |
}
|
|
|
1313 |
|
|
|
1314 |
/**
|
|
|
1315 |
* Return the Message-ID header of the last email.
|
|
|
1316 |
* Technically this is the value from the last time the headers were created,
|
|
|
1317 |
* but it's also the message ID of the last sent message except in
|
|
|
1318 |
* pathological cases.
|
|
|
1319 |
*
|
|
|
1320 |
* @return string
|
|
|
1321 |
*/
|
|
|
1322 |
public function getLastMessageID()
|
|
|
1323 |
{
|
|
|
1324 |
return $this->lastMessageID;
|
|
|
1325 |
}
|
|
|
1326 |
|
|
|
1327 |
/**
|
|
|
1328 |
* Check that a string looks like an email address.
|
|
|
1329 |
* Validation patterns supported:
|
|
|
1330 |
* * `auto` Pick best pattern automatically;
|
|
|
1331 |
* * `pcre8` Use the squiloople.com pattern, requires PCRE > 8.0;
|
|
|
1332 |
* * `pcre` Use old PCRE implementation;
|
|
|
1333 |
* * `php` Use PHP built-in FILTER_VALIDATE_EMAIL;
|
|
|
1334 |
* * `html5` Use the pattern given by the HTML5 spec for 'email' type form input elements.
|
|
|
1335 |
* * `noregex` Don't use a regex: super fast, really dumb.
|
|
|
1336 |
* Alternatively you may pass in a callable to inject your own validator, for example:
|
|
|
1337 |
*
|
|
|
1338 |
* ```php
|
|
|
1339 |
* PHPMailer::validateAddress('user@example.com', function($address) {
|
|
|
1340 |
* return (strpos($address, '@') !== false);
|
|
|
1341 |
* });
|
|
|
1342 |
* ```
|
|
|
1343 |
*
|
|
|
1344 |
* You can also set the PHPMailer::$validator static to a callable, allowing built-in methods to use your validator.
|
|
|
1345 |
*
|
|
|
1346 |
* @param string $address The email address to check
|
|
|
1347 |
* @param string|callable $patternselect Which pattern to use
|
|
|
1348 |
*
|
|
|
1349 |
* @return bool
|
|
|
1350 |
*/
|
|
|
1351 |
public static function validateAddress($address, $patternselect = null)
|
|
|
1352 |
{
|
|
|
1353 |
if (null === $patternselect) {
|
|
|
1354 |
$patternselect = static::$validator;
|
|
|
1355 |
}
|
|
18
|
1356 |
//Don't allow strings as callables, see SECURITY.md and CVE-2021-3603
|
|
|
1357 |
if (is_callable($patternselect) && !is_string($patternselect)) {
|
|
|
1358 |
return call_user_func($patternselect, $address);
|
|
16
|
1359 |
}
|
|
|
1360 |
//Reject line breaks in addresses; it's valid RFC5322, but not RFC5321
|
|
|
1361 |
if (strpos($address, "\n") !== false || strpos($address, "\r") !== false) {
|
|
|
1362 |
return false;
|
|
|
1363 |
}
|
|
|
1364 |
switch ($patternselect) {
|
|
|
1365 |
case 'pcre': //Kept for BC
|
|
|
1366 |
case 'pcre8':
|
|
|
1367 |
/*
|
|
|
1368 |
* A more complex and more permissive version of the RFC5322 regex on which FILTER_VALIDATE_EMAIL
|
|
|
1369 |
* is based.
|
|
|
1370 |
* In addition to the addresses allowed by filter_var, also permits:
|
|
|
1371 |
* * dotless domains: `a@b`
|
|
|
1372 |
* * comments: `1234 @ local(blah) .machine .example`
|
|
|
1373 |
* * quoted elements: `'"test blah"@example.org'`
|
|
|
1374 |
* * numeric TLDs: `a@b.123`
|
|
|
1375 |
* * unbracketed IPv4 literals: `a@192.168.0.1`
|
|
|
1376 |
* * IPv6 literals: 'first.last@[IPv6:a1::]'
|
|
|
1377 |
* Not all of these will necessarily work for sending!
|
|
|
1378 |
*
|
|
|
1379 |
* @see http://squiloople.com/2009/12/20/email-address-validation/
|
|
|
1380 |
* @copyright 2009-2010 Michael Rushton
|
|
|
1381 |
* Feel free to use and redistribute this code. But please keep this copyright notice.
|
|
|
1382 |
*/
|
|
|
1383 |
return (bool) preg_match(
|
|
|
1384 |
'/^(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){255,})(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){65,}@)' .
|
|
|
1385 |
'((?>(?>(?>((?>(?>(?>\x0D\x0A)?[\t ])+|(?>[\t ]*\x0D\x0A)?[\t ]+)?)(\((?>(?2)' .
|
|
|
1386 |
'(?>[\x01-\x08\x0B\x0C\x0E-\'*-\[\]-\x7F]|\\\[\x00-\x7F]|(?3)))*(?2)\)))+(?2))|(?2))?)' .
|
|
|
1387 |
'([!#-\'*+\/-9=?^-~-]+|"(?>(?2)(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\x7F]))*' .
|
|
|
1388 |
'(?2)")(?>(?1)\.(?1)(?4))*(?1)@(?!(?1)[a-z0-9-]{64,})(?1)(?>([a-z0-9](?>[a-z0-9-]*[a-z0-9])?)' .
|
|
|
1389 |
'(?>(?1)\.(?!(?1)[a-z0-9-]{64,})(?1)(?5)){0,126}|\[(?:(?>IPv6:(?>([a-f0-9]{1,4})(?>:(?6)){7}' .
|
|
|
1390 |
'|(?!(?:.*[a-f0-9][:\]]){8,})((?6)(?>:(?6)){0,6})?::(?7)?))|(?>(?>IPv6:(?>(?6)(?>:(?6)){5}:' .
|
|
|
1391 |
'|(?!(?:.*[a-f0-9]:){6,})(?8)?::(?>((?6)(?>:(?6)){0,4}):)?))?(25[0-5]|2[0-4][0-9]|1[0-9]{2}' .
|
|
|
1392 |
'|[1-9]?[0-9])(?>\.(?9)){3}))\])(?1)$/isD',
|
|
|
1393 |
$address
|
|
|
1394 |
);
|
|
|
1395 |
case 'html5':
|
|
|
1396 |
/*
|
|
|
1397 |
* This is the pattern used in the HTML5 spec for validation of 'email' type form input elements.
|
|
|
1398 |
*
|
|
18
|
1399 |
* @see https://html.spec.whatwg.org/#e-mail-state-(type=email)
|
|
16
|
1400 |
*/
|
|
|
1401 |
return (bool) preg_match(
|
|
|
1402 |
'/^[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}' .
|
|
|
1403 |
'[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/sD',
|
|
|
1404 |
$address
|
|
|
1405 |
);
|
|
|
1406 |
case 'php':
|
|
|
1407 |
default:
|
|
|
1408 |
return filter_var($address, FILTER_VALIDATE_EMAIL) !== false;
|
|
|
1409 |
}
|
|
|
1410 |
}
|
|
|
1411 |
|
|
|
1412 |
/**
|
|
|
1413 |
* Tells whether IDNs (Internationalized Domain Names) are supported or not. This requires the
|
|
|
1414 |
* `intl` and `mbstring` PHP extensions.
|
|
|
1415 |
*
|
|
|
1416 |
* @return bool `true` if required functions for IDN support are present
|
|
|
1417 |
*/
|
|
|
1418 |
public static function idnSupported()
|
|
|
1419 |
{
|
|
|
1420 |
return function_exists('idn_to_ascii') && function_exists('mb_convert_encoding');
|
|
|
1421 |
}
|
|
|
1422 |
|
|
|
1423 |
/**
|
|
|
1424 |
* Converts IDN in given email address to its ASCII form, also known as punycode, if possible.
|
|
|
1425 |
* Important: Address must be passed in same encoding as currently set in PHPMailer::$CharSet.
|
|
|
1426 |
* This function silently returns unmodified address if:
|
|
|
1427 |
* - No conversion is necessary (i.e. domain name is not an IDN, or is already in ASCII form)
|
|
|
1428 |
* - Conversion to punycode is impossible (e.g. required PHP functions are not available)
|
|
|
1429 |
* or fails for any reason (e.g. domain contains characters not allowed in an IDN).
|
|
|
1430 |
*
|
|
|
1431 |
* @see PHPMailer::$CharSet
|
|
|
1432 |
*
|
|
|
1433 |
* @param string $address The email address to convert
|
|
|
1434 |
*
|
|
|
1435 |
* @return string The encoded address in ASCII form
|
|
|
1436 |
*/
|
|
|
1437 |
public function punyencodeAddress($address)
|
|
|
1438 |
{
|
|
18
|
1439 |
//Verify we have required functions, CharSet, and at-sign.
|
|
16
|
1440 |
$pos = strrpos($address, '@');
|
|
18
|
1441 |
if (
|
|
|
1442 |
!empty($this->CharSet) &&
|
|
16
|
1443 |
false !== $pos &&
|
|
|
1444 |
static::idnSupported()
|
|
|
1445 |
) {
|
|
|
1446 |
$domain = substr($address, ++$pos);
|
|
18
|
1447 |
//Verify CharSet string is a valid one, and domain properly encoded in this CharSet.
|
|
16
|
1448 |
if ($this->has8bitChars($domain) && @mb_check_encoding($domain, $this->CharSet)) {
|
|
18
|
1449 |
//Convert the domain from whatever charset it's in to UTF-8
|
|
|
1450 |
$domain = mb_convert_encoding($domain, self::CHARSET_UTF8, $this->CharSet);
|
|
16
|
1451 |
//Ignore IDE complaints about this line - method signature changed in PHP 5.4
|
|
|
1452 |
$errorcode = 0;
|
|
|
1453 |
if (defined('INTL_IDNA_VARIANT_UTS46')) {
|
|
18
|
1454 |
//Use the current punycode standard (appeared in PHP 7.2)
|
|
19
|
1455 |
$punycode = idn_to_ascii(
|
|
|
1456 |
$domain,
|
|
|
1457 |
\IDNA_DEFAULT | \IDNA_USE_STD3_RULES | \IDNA_CHECK_BIDI |
|
|
|
1458 |
\IDNA_CHECK_CONTEXTJ | \IDNA_NONTRANSITIONAL_TO_ASCII,
|
|
|
1459 |
\INTL_IDNA_VARIANT_UTS46
|
|
|
1460 |
);
|
|
16
|
1461 |
} elseif (defined('INTL_IDNA_VARIANT_2003')) {
|
|
18
|
1462 |
//Fall back to this old, deprecated/removed encoding
|
|
16
|
1463 |
// phpcs:ignore PHPCompatibility.Constants.RemovedConstants.intl_idna_variant_2003Deprecated
|
|
18
|
1464 |
$punycode = idn_to_ascii($domain, $errorcode, \INTL_IDNA_VARIANT_2003);
|
|
16
|
1465 |
} else {
|
|
18
|
1466 |
//Fall back to a default we don't know about
|
|
16
|
1467 |
// phpcs:ignore PHPCompatibility.ParameterValues.NewIDNVariantDefault.NotSet
|
|
|
1468 |
$punycode = idn_to_ascii($domain, $errorcode);
|
|
|
1469 |
}
|
|
|
1470 |
if (false !== $punycode) {
|
|
|
1471 |
return substr($address, 0, $pos) . $punycode;
|
|
|
1472 |
}
|
|
|
1473 |
}
|
|
|
1474 |
}
|
|
|
1475 |
|
|
|
1476 |
return $address;
|
|
|
1477 |
}
|
|
|
1478 |
|
|
|
1479 |
/**
|
|
|
1480 |
* Create a message and send it.
|
|
|
1481 |
* Uses the sending method specified by $Mailer.
|
|
|
1482 |
*
|
|
|
1483 |
* @throws Exception
|
|
|
1484 |
*
|
|
|
1485 |
* @return bool false on error - See the ErrorInfo property for details of the error
|
|
|
1486 |
*/
|
|
|
1487 |
public function send()
|
|
|
1488 |
{
|
|
|
1489 |
try {
|
|
|
1490 |
if (!$this->preSend()) {
|
|
|
1491 |
return false;
|
|
|
1492 |
}
|
|
|
1493 |
|
|
|
1494 |
return $this->postSend();
|
|
|
1495 |
} catch (Exception $exc) {
|
|
|
1496 |
$this->mailHeader = '';
|
|
|
1497 |
$this->setError($exc->getMessage());
|
|
|
1498 |
if ($this->exceptions) {
|
|
|
1499 |
throw $exc;
|
|
|
1500 |
}
|
|
|
1501 |
|
|
|
1502 |
return false;
|
|
|
1503 |
}
|
|
|
1504 |
}
|
|
|
1505 |
|
|
|
1506 |
/**
|
|
|
1507 |
* Prepare a message for sending.
|
|
|
1508 |
*
|
|
|
1509 |
* @throws Exception
|
|
|
1510 |
*
|
|
|
1511 |
* @return bool
|
|
|
1512 |
*/
|
|
|
1513 |
public function preSend()
|
|
|
1514 |
{
|
|
18
|
1515 |
if (
|
|
|
1516 |
'smtp' === $this->Mailer
|
|
|
1517 |
|| ('mail' === $this->Mailer && (\PHP_VERSION_ID >= 80000 || stripos(PHP_OS, 'WIN') === 0))
|
|
16
|
1518 |
) {
|
|
|
1519 |
//SMTP mandates RFC-compliant line endings
|
|
|
1520 |
//and it's also used with mail() on Windows
|
|
|
1521 |
static::setLE(self::CRLF);
|
|
|
1522 |
} else {
|
|
|
1523 |
//Maintain backward compatibility with legacy Linux command line mailers
|
|
|
1524 |
static::setLE(PHP_EOL);
|
|
|
1525 |
}
|
|
|
1526 |
//Check for buggy PHP versions that add a header with an incorrect line break
|
|
18
|
1527 |
if (
|
|
|
1528 |
'mail' === $this->Mailer
|
|
|
1529 |
&& ((\PHP_VERSION_ID >= 70000 && \PHP_VERSION_ID < 70017)
|
|
|
1530 |
|| (\PHP_VERSION_ID >= 70100 && \PHP_VERSION_ID < 70103))
|
|
16
|
1531 |
&& ini_get('mail.add_x_header') === '1'
|
|
|
1532 |
&& stripos(PHP_OS, 'WIN') === 0
|
|
|
1533 |
) {
|
|
19
|
1534 |
trigger_error($this->lang('buggy_php'), E_USER_WARNING);
|
|
16
|
1535 |
}
|
|
|
1536 |
|
|
|
1537 |
try {
|
|
18
|
1538 |
$this->error_count = 0; //Reset errors
|
|
16
|
1539 |
$this->mailHeader = '';
|
|
|
1540 |
|
|
18
|
1541 |
//Dequeue recipient and Reply-To addresses with IDN
|
|
16
|
1542 |
foreach (array_merge($this->RecipientsQueue, $this->ReplyToQueue) as $params) {
|
|
|
1543 |
$params[1] = $this->punyencodeAddress($params[1]);
|
|
|
1544 |
call_user_func_array([$this, 'addAnAddress'], $params);
|
|
|
1545 |
}
|
|
|
1546 |
if (count($this->to) + count($this->cc) + count($this->bcc) < 1) {
|
|
|
1547 |
throw new Exception($this->lang('provide_address'), self::STOP_CRITICAL);
|
|
|
1548 |
}
|
|
|
1549 |
|
|
18
|
1550 |
//Validate From, Sender, and ConfirmReadingTo addresses
|
|
16
|
1551 |
foreach (['From', 'Sender', 'ConfirmReadingTo'] as $address_kind) {
|
|
|
1552 |
$this->$address_kind = trim($this->$address_kind);
|
|
|
1553 |
if (empty($this->$address_kind)) {
|
|
|
1554 |
continue;
|
|
|
1555 |
}
|
|
|
1556 |
$this->$address_kind = $this->punyencodeAddress($this->$address_kind);
|
|
|
1557 |
if (!static::validateAddress($this->$address_kind)) {
|
|
|
1558 |
$error_message = sprintf(
|
|
|
1559 |
'%s (%s): %s',
|
|
|
1560 |
$this->lang('invalid_address'),
|
|
|
1561 |
$address_kind,
|
|
|
1562 |
$this->$address_kind
|
|
|
1563 |
);
|
|
|
1564 |
$this->setError($error_message);
|
|
|
1565 |
$this->edebug($error_message);
|
|
|
1566 |
if ($this->exceptions) {
|
|
|
1567 |
throw new Exception($error_message);
|
|
|
1568 |
}
|
|
|
1569 |
|
|
|
1570 |
return false;
|
|
|
1571 |
}
|
|
|
1572 |
}
|
|
|
1573 |
|
|
18
|
1574 |
//Set whether the message is multipart/alternative
|
|
16
|
1575 |
if ($this->alternativeExists()) {
|
|
|
1576 |
$this->ContentType = static::CONTENT_TYPE_MULTIPART_ALTERNATIVE;
|
|
|
1577 |
}
|
|
|
1578 |
|
|
|
1579 |
$this->setMessageType();
|
|
18
|
1580 |
//Refuse to send an empty message unless we are specifically allowing it
|
|
16
|
1581 |
if (!$this->AllowEmpty && empty($this->Body)) {
|
|
|
1582 |
throw new Exception($this->lang('empty_message'), self::STOP_CRITICAL);
|
|
|
1583 |
}
|
|
|
1584 |
|
|
|
1585 |
//Trim subject consistently
|
|
|
1586 |
$this->Subject = trim($this->Subject);
|
|
18
|
1587 |
//Create body before headers in case body makes changes to headers (e.g. altering transfer encoding)
|
|
16
|
1588 |
$this->MIMEHeader = '';
|
|
|
1589 |
$this->MIMEBody = $this->createBody();
|
|
18
|
1590 |
//createBody may have added some headers, so retain them
|
|
16
|
1591 |
$tempheaders = $this->MIMEHeader;
|
|
|
1592 |
$this->MIMEHeader = $this->createHeader();
|
|
|
1593 |
$this->MIMEHeader .= $tempheaders;
|
|
|
1594 |
|
|
18
|
1595 |
//To capture the complete message when using mail(), create
|
|
|
1596 |
//an extra header list which createHeader() doesn't fold in
|
|
16
|
1597 |
if ('mail' === $this->Mailer) {
|
|
|
1598 |
if (count($this->to) > 0) {
|
|
|
1599 |
$this->mailHeader .= $this->addrAppend('To', $this->to);
|
|
|
1600 |
} else {
|
|
|
1601 |
$this->mailHeader .= $this->headerLine('To', 'undisclosed-recipients:;');
|
|
|
1602 |
}
|
|
|
1603 |
$this->mailHeader .= $this->headerLine(
|
|
|
1604 |
'Subject',
|
|
|
1605 |
$this->encodeHeader($this->secureHeader($this->Subject))
|
|
|
1606 |
);
|
|
|
1607 |
}
|
|
|
1608 |
|
|
18
|
1609 |
//Sign with DKIM if enabled
|
|
|
1610 |
if (
|
|
|
1611 |
!empty($this->DKIM_domain)
|
|
16
|
1612 |
&& !empty($this->DKIM_selector)
|
|
|
1613 |
&& (!empty($this->DKIM_private_string)
|
|
|
1614 |
|| (!empty($this->DKIM_private)
|
|
|
1615 |
&& static::isPermittedPath($this->DKIM_private)
|
|
|
1616 |
&& file_exists($this->DKIM_private)
|
|
|
1617 |
)
|
|
|
1618 |
)
|
|
|
1619 |
) {
|
|
|
1620 |
$header_dkim = $this->DKIM_Add(
|
|
|
1621 |
$this->MIMEHeader . $this->mailHeader,
|
|
|
1622 |
$this->encodeHeader($this->secureHeader($this->Subject)),
|
|
|
1623 |
$this->MIMEBody
|
|
|
1624 |
);
|
|
|
1625 |
$this->MIMEHeader = static::stripTrailingWSP($this->MIMEHeader) . static::$LE .
|
|
|
1626 |
static::normalizeBreaks($header_dkim) . static::$LE;
|
|
|
1627 |
}
|
|
|
1628 |
|
|
|
1629 |
return true;
|
|
|
1630 |
} catch (Exception $exc) {
|
|
|
1631 |
$this->setError($exc->getMessage());
|
|
|
1632 |
if ($this->exceptions) {
|
|
|
1633 |
throw $exc;
|
|
|
1634 |
}
|
|
|
1635 |
|
|
|
1636 |
return false;
|
|
|
1637 |
}
|
|
|
1638 |
}
|
|
|
1639 |
|
|
|
1640 |
/**
|
|
|
1641 |
* Actually send a message via the selected mechanism.
|
|
|
1642 |
*
|
|
|
1643 |
* @throws Exception
|
|
|
1644 |
*
|
|
|
1645 |
* @return bool
|
|
|
1646 |
*/
|
|
|
1647 |
public function postSend()
|
|
|
1648 |
{
|
|
|
1649 |
try {
|
|
18
|
1650 |
//Choose the mailer and send through it
|
|
16
|
1651 |
switch ($this->Mailer) {
|
|
|
1652 |
case 'sendmail':
|
|
|
1653 |
case 'qmail':
|
|
|
1654 |
return $this->sendmailSend($this->MIMEHeader, $this->MIMEBody);
|
|
|
1655 |
case 'smtp':
|
|
|
1656 |
return $this->smtpSend($this->MIMEHeader, $this->MIMEBody);
|
|
|
1657 |
case 'mail':
|
|
|
1658 |
return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
|
|
|
1659 |
default:
|
|
|
1660 |
$sendMethod = $this->Mailer . 'Send';
|
|
|
1661 |
if (method_exists($this, $sendMethod)) {
|
|
|
1662 |
return $this->$sendMethod($this->MIMEHeader, $this->MIMEBody);
|
|
|
1663 |
}
|
|
|
1664 |
|
|
|
1665 |
return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
|
|
|
1666 |
}
|
|
|
1667 |
} catch (Exception $exc) {
|
|
18
|
1668 |
if ($this->Mailer === 'smtp' && $this->SMTPKeepAlive == true) {
|
|
|
1669 |
$this->smtp->reset();
|
|
|
1670 |
}
|
|
16
|
1671 |
$this->setError($exc->getMessage());
|
|
|
1672 |
$this->edebug($exc->getMessage());
|
|
|
1673 |
if ($this->exceptions) {
|
|
|
1674 |
throw $exc;
|
|
|
1675 |
}
|
|
|
1676 |
}
|
|
|
1677 |
|
|
|
1678 |
return false;
|
|
|
1679 |
}
|
|
|
1680 |
|
|
|
1681 |
/**
|
|
|
1682 |
* Send mail using the $Sendmail program.
|
|
|
1683 |
*
|
|
|
1684 |
* @see PHPMailer::$Sendmail
|
|
|
1685 |
*
|
|
|
1686 |
* @param string $header The message headers
|
|
|
1687 |
* @param string $body The message body
|
|
|
1688 |
*
|
|
|
1689 |
* @throws Exception
|
|
|
1690 |
*
|
|
|
1691 |
* @return bool
|
|
|
1692 |
*/
|
|
|
1693 |
protected function sendmailSend($header, $body)
|
|
|
1694 |
{
|
|
18
|
1695 |
if ($this->Mailer === 'qmail') {
|
|
|
1696 |
$this->edebug('Sending with qmail');
|
|
|
1697 |
} else {
|
|
|
1698 |
$this->edebug('Sending with sendmail');
|
|
|
1699 |
}
|
|
16
|
1700 |
$header = static::stripTrailingWSP($header) . static::$LE . static::$LE;
|
|
18
|
1701 |
//This sets the SMTP envelope sender which gets turned into a return-path header by the receiver
|
|
|
1702 |
//A space after `-f` is optional, but there is a long history of its presence
|
|
|
1703 |
//causing problems, so we don't use one
|
|
|
1704 |
//Exim docs: http://www.exim.org/exim-html-current/doc/html/spec_html/ch-the_exim_command_line.html
|
|
|
1705 |
//Sendmail docs: http://www.sendmail.org/~ca/email/man/sendmail.html
|
|
|
1706 |
//Qmail docs: http://www.qmail.org/man/man8/qmail-inject.html
|
|
|
1707 |
//Example problem: https://www.drupal.org/node/1057954
|
|
19
|
1708 |
|
|
|
1709 |
//PHP 5.6 workaround
|
|
|
1710 |
$sendmail_from_value = ini_get('sendmail_from');
|
|
|
1711 |
if (empty($this->Sender) && !empty($sendmail_from_value)) {
|
|
18
|
1712 |
//PHP config has a sender address we can use
|
|
|
1713 |
$this->Sender = ini_get('sendmail_from');
|
|
|
1714 |
}
|
|
|
1715 |
//CVE-2016-10033, CVE-2016-10045: Don't pass -f if characters will be escaped.
|
|
|
1716 |
if (!empty($this->Sender) && static::validateAddress($this->Sender) && self::isShellSafe($this->Sender)) {
|
|
|
1717 |
if ($this->Mailer === 'qmail') {
|
|
16
|
1718 |
$sendmailFmt = '%s -f%s';
|
|
|
1719 |
} else {
|
|
|
1720 |
$sendmailFmt = '%s -oi -f%s -t';
|
|
|
1721 |
}
|
|
|
1722 |
} else {
|
|
18
|
1723 |
//allow sendmail to choose a default envelope sender. It may
|
|
|
1724 |
//seem preferable to force it to use the From header as with
|
|
|
1725 |
//SMTP, but that introduces new problems (see
|
|
|
1726 |
//<https://github.com/PHPMailer/PHPMailer/issues/2298>), and
|
|
|
1727 |
//it has historically worked this way.
|
|
16
|
1728 |
$sendmailFmt = '%s -oi -t';
|
|
|
1729 |
}
|
|
|
1730 |
|
|
|
1731 |
$sendmail = sprintf($sendmailFmt, escapeshellcmd($this->Sendmail), $this->Sender);
|
|
18
|
1732 |
$this->edebug('Sendmail path: ' . $this->Sendmail);
|
|
|
1733 |
$this->edebug('Sendmail command: ' . $sendmail);
|
|
|
1734 |
$this->edebug('Envelope sender: ' . $this->Sender);
|
|
|
1735 |
$this->edebug("Headers: {$header}");
|
|
16
|
1736 |
|
|
|
1737 |
if ($this->SingleTo) {
|
|
|
1738 |
foreach ($this->SingleToArray as $toAddr) {
|
|
|
1739 |
$mail = @popen($sendmail, 'w');
|
|
|
1740 |
if (!$mail) {
|
|
|
1741 |
throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
|
|
|
1742 |
}
|
|
18
|
1743 |
$this->edebug("To: {$toAddr}");
|
|
16
|
1744 |
fwrite($mail, 'To: ' . $toAddr . "\n");
|
|
|
1745 |
fwrite($mail, $header);
|
|
|
1746 |
fwrite($mail, $body);
|
|
|
1747 |
$result = pclose($mail);
|
|
19
|
1748 |
$addrinfo = static::parseAddresses($toAddr, true, $this->CharSet);
|
|
16
|
1749 |
$this->doCallback(
|
|
|
1750 |
($result === 0),
|
|
18
|
1751 |
[[$addrinfo['address'], $addrinfo['name']]],
|
|
16
|
1752 |
$this->cc,
|
|
|
1753 |
$this->bcc,
|
|
|
1754 |
$this->Subject,
|
|
|
1755 |
$body,
|
|
|
1756 |
$this->From,
|
|
|
1757 |
[]
|
|
|
1758 |
);
|
|
18
|
1759 |
$this->edebug("Result: " . ($result === 0 ? 'true' : 'false'));
|
|
16
|
1760 |
if (0 !== $result) {
|
|
|
1761 |
throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
|
|
|
1762 |
}
|
|
|
1763 |
}
|
|
|
1764 |
} else {
|
|
|
1765 |
$mail = @popen($sendmail, 'w');
|
|
|
1766 |
if (!$mail) {
|
|
|
1767 |
throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
|
|
|
1768 |
}
|
|
|
1769 |
fwrite($mail, $header);
|
|
|
1770 |
fwrite($mail, $body);
|
|
|
1771 |
$result = pclose($mail);
|
|
|
1772 |
$this->doCallback(
|
|
|
1773 |
($result === 0),
|
|
|
1774 |
$this->to,
|
|
|
1775 |
$this->cc,
|
|
|
1776 |
$this->bcc,
|
|
|
1777 |
$this->Subject,
|
|
|
1778 |
$body,
|
|
|
1779 |
$this->From,
|
|
|
1780 |
[]
|
|
|
1781 |
);
|
|
18
|
1782 |
$this->edebug("Result: " . ($result === 0 ? 'true' : 'false'));
|
|
16
|
1783 |
if (0 !== $result) {
|
|
|
1784 |
throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
|
|
|
1785 |
}
|
|
|
1786 |
}
|
|
|
1787 |
|
|
|
1788 |
return true;
|
|
|
1789 |
}
|
|
|
1790 |
|
|
|
1791 |
/**
|
|
|
1792 |
* Fix CVE-2016-10033 and CVE-2016-10045 by disallowing potentially unsafe shell characters.
|
|
|
1793 |
* Note that escapeshellarg and escapeshellcmd are inadequate for our purposes, especially on Windows.
|
|
|
1794 |
*
|
|
|
1795 |
* @see https://github.com/PHPMailer/PHPMailer/issues/924 CVE-2016-10045 bug report
|
|
|
1796 |
*
|
|
|
1797 |
* @param string $string The string to be validated
|
|
|
1798 |
*
|
|
|
1799 |
* @return bool
|
|
|
1800 |
*/
|
|
|
1801 |
protected static function isShellSafe($string)
|
|
|
1802 |
{
|
|
19
|
1803 |
//It's not possible to use shell commands safely (which includes the mail() function) without escapeshellarg,
|
|
|
1804 |
//but some hosting providers disable it, creating a security problem that we don't want to have to deal with,
|
|
|
1805 |
//so we don't.
|
|
|
1806 |
if (!function_exists('escapeshellarg') || !function_exists('escapeshellcmd')) {
|
|
|
1807 |
return false;
|
|
|
1808 |
}
|
|
|
1809 |
|
|
18
|
1810 |
if (
|
|
|
1811 |
escapeshellcmd($string) !== $string
|
|
16
|
1812 |
|| !in_array(escapeshellarg($string), ["'$string'", "\"$string\""])
|
|
|
1813 |
) {
|
|
|
1814 |
return false;
|
|
|
1815 |
}
|
|
|
1816 |
|
|
|
1817 |
$length = strlen($string);
|
|
|
1818 |
|
|
|
1819 |
for ($i = 0; $i < $length; ++$i) {
|
|
|
1820 |
$c = $string[$i];
|
|
|
1821 |
|
|
18
|
1822 |
//All other characters have a special meaning in at least one common shell, including = and +.
|
|
|
1823 |
//Full stop (.) has a special meaning in cmd.exe, but its impact should be negligible here.
|
|
|
1824 |
//Note that this does permit non-Latin alphanumeric characters based on the current locale.
|
|
16
|
1825 |
if (!ctype_alnum($c) && strpos('@_-.', $c) === false) {
|
|
|
1826 |
return false;
|
|
|
1827 |
}
|
|
|
1828 |
}
|
|
|
1829 |
|
|
|
1830 |
return true;
|
|
|
1831 |
}
|
|
|
1832 |
|
|
|
1833 |
/**
|
|
|
1834 |
* Check whether a file path is of a permitted type.
|
|
|
1835 |
* Used to reject URLs and phar files from functions that access local file paths,
|
|
|
1836 |
* such as addAttachment.
|
|
|
1837 |
*
|
|
|
1838 |
* @param string $path A relative or absolute path to a file
|
|
|
1839 |
*
|
|
|
1840 |
* @return bool
|
|
|
1841 |
*/
|
|
|
1842 |
protected static function isPermittedPath($path)
|
|
|
1843 |
{
|
|
18
|
1844 |
//Matches scheme definition from https://tools.ietf.org/html/rfc3986#section-3.1
|
|
|
1845 |
return !preg_match('#^[a-z][a-z\d+.-]*://#i', $path);
|
|
|
1846 |
}
|
|
|
1847 |
|
|
|
1848 |
/**
|
|
|
1849 |
* Check whether a file path is safe, accessible, and readable.
|
|
|
1850 |
*
|
|
|
1851 |
* @param string $path A relative or absolute path to a file
|
|
|
1852 |
*
|
|
|
1853 |
* @return bool
|
|
|
1854 |
*/
|
|
|
1855 |
protected static function fileIsAccessible($path)
|
|
|
1856 |
{
|
|
|
1857 |
if (!static::isPermittedPath($path)) {
|
|
|
1858 |
return false;
|
|
|
1859 |
}
|
|
|
1860 |
$readable = file_exists($path);
|
|
|
1861 |
//If not a UNC path (expected to start with \\), check read permission, see #2069
|
|
|
1862 |
if (strpos($path, '\\\\') !== 0) {
|
|
|
1863 |
$readable = $readable && is_readable($path);
|
|
|
1864 |
}
|
|
|
1865 |
return $readable;
|
|
16
|
1866 |
}
|
|
|
1867 |
|
|
|
1868 |
/**
|
|
|
1869 |
* Send mail using the PHP mail() function.
|
|
|
1870 |
*
|
|
|
1871 |
* @see http://www.php.net/manual/en/book.mail.php
|
|
|
1872 |
*
|
|
|
1873 |
* @param string $header The message headers
|
|
|
1874 |
* @param string $body The message body
|
|
|
1875 |
*
|
|
|
1876 |
* @throws Exception
|
|
|
1877 |
*
|
|
|
1878 |
* @return bool
|
|
|
1879 |
*/
|
|
|
1880 |
protected function mailSend($header, $body)
|
|
|
1881 |
{
|
|
|
1882 |
$header = static::stripTrailingWSP($header) . static::$LE . static::$LE;
|
|
|
1883 |
|
|
|
1884 |
$toArr = [];
|
|
|
1885 |
foreach ($this->to as $toaddr) {
|
|
|
1886 |
$toArr[] = $this->addrFormat($toaddr);
|
|
|
1887 |
}
|
|
|
1888 |
$to = implode(', ', $toArr);
|
|
|
1889 |
|
|
|
1890 |
$params = null;
|
|
|
1891 |
//This sets the SMTP envelope sender which gets turned into a return-path header by the receiver
|
|
|
1892 |
//A space after `-f` is optional, but there is a long history of its presence
|
|
|
1893 |
//causing problems, so we don't use one
|
|
|
1894 |
//Exim docs: http://www.exim.org/exim-html-current/doc/html/spec_html/ch-the_exim_command_line.html
|
|
|
1895 |
//Sendmail docs: http://www.sendmail.org/~ca/email/man/sendmail.html
|
|
|
1896 |
//Qmail docs: http://www.qmail.org/man/man8/qmail-inject.html
|
|
|
1897 |
//Example problem: https://www.drupal.org/node/1057954
|
|
18
|
1898 |
//CVE-2016-10033, CVE-2016-10045: Don't pass -f if characters will be escaped.
|
|
19
|
1899 |
|
|
|
1900 |
//PHP 5.6 workaround
|
|
|
1901 |
$sendmail_from_value = ini_get('sendmail_from');
|
|
|
1902 |
if (empty($this->Sender) && !empty($sendmail_from_value)) {
|
|
18
|
1903 |
//PHP config has a sender address we can use
|
|
|
1904 |
$this->Sender = ini_get('sendmail_from');
|
|
16
|
1905 |
}
|
|
|
1906 |
if (!empty($this->Sender) && static::validateAddress($this->Sender)) {
|
|
18
|
1907 |
if (self::isShellSafe($this->Sender)) {
|
|
|
1908 |
$params = sprintf('-f%s', $this->Sender);
|
|
|
1909 |
}
|
|
16
|
1910 |
$old_from = ini_get('sendmail_from');
|
|
|
1911 |
ini_set('sendmail_from', $this->Sender);
|
|
|
1912 |
}
|
|
|
1913 |
$result = false;
|
|
|
1914 |
if ($this->SingleTo && count($toArr) > 1) {
|
|
|
1915 |
foreach ($toArr as $toAddr) {
|
|
|
1916 |
$result = $this->mailPassthru($toAddr, $this->Subject, $body, $header, $params);
|
|
19
|
1917 |
$addrinfo = static::parseAddresses($toAddr, true, $this->CharSet);
|
|
18
|
1918 |
$this->doCallback(
|
|
|
1919 |
$result,
|
|
|
1920 |
[[$addrinfo['address'], $addrinfo['name']]],
|
|
|
1921 |
$this->cc,
|
|
|
1922 |
$this->bcc,
|
|
|
1923 |
$this->Subject,
|
|
|
1924 |
$body,
|
|
|
1925 |
$this->From,
|
|
|
1926 |
[]
|
|
|
1927 |
);
|
|
16
|
1928 |
}
|
|
|
1929 |
} else {
|
|
|
1930 |
$result = $this->mailPassthru($to, $this->Subject, $body, $header, $params);
|
|
|
1931 |
$this->doCallback($result, $this->to, $this->cc, $this->bcc, $this->Subject, $body, $this->From, []);
|
|
|
1932 |
}
|
|
|
1933 |
if (isset($old_from)) {
|
|
|
1934 |
ini_set('sendmail_from', $old_from);
|
|
|
1935 |
}
|
|
|
1936 |
if (!$result) {
|
|
|
1937 |
throw new Exception($this->lang('instantiate'), self::STOP_CRITICAL);
|
|
|
1938 |
}
|
|
|
1939 |
|
|
|
1940 |
return true;
|
|
|
1941 |
}
|
|
|
1942 |
|
|
|
1943 |
/**
|
|
|
1944 |
* Get an instance to use for SMTP operations.
|
|
|
1945 |
* Override this function to load your own SMTP implementation,
|
|
|
1946 |
* or set one with setSMTPInstance.
|
|
|
1947 |
*
|
|
|
1948 |
* @return SMTP
|
|
|
1949 |
*/
|
|
|
1950 |
public function getSMTPInstance()
|
|
|
1951 |
{
|
|
|
1952 |
if (!is_object($this->smtp)) {
|
|
|
1953 |
$this->smtp = new SMTP();
|
|
|
1954 |
}
|
|
|
1955 |
|
|
|
1956 |
return $this->smtp;
|
|
|
1957 |
}
|
|
|
1958 |
|
|
|
1959 |
/**
|
|
|
1960 |
* Provide an instance to use for SMTP operations.
|
|
|
1961 |
*
|
|
|
1962 |
* @return SMTP
|
|
|
1963 |
*/
|
|
|
1964 |
public function setSMTPInstance(SMTP $smtp)
|
|
|
1965 |
{
|
|
|
1966 |
$this->smtp = $smtp;
|
|
|
1967 |
|
|
|
1968 |
return $this->smtp;
|
|
|
1969 |
}
|
|
|
1970 |
|
|
|
1971 |
/**
|
|
|
1972 |
* Send mail via SMTP.
|
|
|
1973 |
* Returns false if there is a bad MAIL FROM, RCPT, or DATA input.
|
|
|
1974 |
*
|
|
|
1975 |
* @see PHPMailer::setSMTPInstance() to use a different class.
|
|
|
1976 |
*
|
|
|
1977 |
* @uses \PHPMailer\PHPMailer\SMTP
|
|
|
1978 |
*
|
|
|
1979 |
* @param string $header The message headers
|
|
|
1980 |
* @param string $body The message body
|
|
|
1981 |
*
|
|
|
1982 |
* @throws Exception
|
|
|
1983 |
*
|
|
|
1984 |
* @return bool
|
|
|
1985 |
*/
|
|
|
1986 |
protected function smtpSend($header, $body)
|
|
|
1987 |
{
|
|
|
1988 |
$header = static::stripTrailingWSP($header) . static::$LE . static::$LE;
|
|
|
1989 |
$bad_rcpt = [];
|
|
|
1990 |
if (!$this->smtpConnect($this->SMTPOptions)) {
|
|
|
1991 |
throw new Exception($this->lang('smtp_connect_failed'), self::STOP_CRITICAL);
|
|
|
1992 |
}
|
|
|
1993 |
//Sender already validated in preSend()
|
|
|
1994 |
if ('' === $this->Sender) {
|
|
|
1995 |
$smtp_from = $this->From;
|
|
|
1996 |
} else {
|
|
|
1997 |
$smtp_from = $this->Sender;
|
|
|
1998 |
}
|
|
|
1999 |
if (!$this->smtp->mail($smtp_from)) {
|
|
|
2000 |
$this->setError($this->lang('from_failed') . $smtp_from . ' : ' . implode(',', $this->smtp->getError()));
|
|
|
2001 |
throw new Exception($this->ErrorInfo, self::STOP_CRITICAL);
|
|
|
2002 |
}
|
|
|
2003 |
|
|
|
2004 |
$callbacks = [];
|
|
18
|
2005 |
//Attempt to send to all recipients
|
|
16
|
2006 |
foreach ([$this->to, $this->cc, $this->bcc] as $togroup) {
|
|
|
2007 |
foreach ($togroup as $to) {
|
|
|
2008 |
if (!$this->smtp->recipient($to[0], $this->dsn)) {
|
|
|
2009 |
$error = $this->smtp->getError();
|
|
|
2010 |
$bad_rcpt[] = ['to' => $to[0], 'error' => $error['detail']];
|
|
|
2011 |
$isSent = false;
|
|
|
2012 |
} else {
|
|
|
2013 |
$isSent = true;
|
|
|
2014 |
}
|
|
|
2015 |
|
|
18
|
2016 |
$callbacks[] = ['issent' => $isSent, 'to' => $to[0], 'name' => $to[1]];
|
|
16
|
2017 |
}
|
|
|
2018 |
}
|
|
|
2019 |
|
|
18
|
2020 |
//Only send the DATA command if we have viable recipients
|
|
16
|
2021 |
if ((count($this->all_recipients) > count($bad_rcpt)) && !$this->smtp->data($header . $body)) {
|
|
|
2022 |
throw new Exception($this->lang('data_not_accepted'), self::STOP_CRITICAL);
|
|
|
2023 |
}
|
|
|
2024 |
|
|
|
2025 |
$smtp_transaction_id = $this->smtp->getLastTransactionID();
|
|
|
2026 |
|
|
|
2027 |
if ($this->SMTPKeepAlive) {
|
|
|
2028 |
$this->smtp->reset();
|
|
|
2029 |
} else {
|
|
|
2030 |
$this->smtp->quit();
|
|
|
2031 |
$this->smtp->close();
|
|
|
2032 |
}
|
|
|
2033 |
|
|
|
2034 |
foreach ($callbacks as $cb) {
|
|
|
2035 |
$this->doCallback(
|
|
|
2036 |
$cb['issent'],
|
|
18
|
2037 |
[[$cb['to'], $cb['name']]],
|
|
16
|
2038 |
[],
|
|
|
2039 |
[],
|
|
|
2040 |
$this->Subject,
|
|
|
2041 |
$body,
|
|
|
2042 |
$this->From,
|
|
|
2043 |
['smtp_transaction_id' => $smtp_transaction_id]
|
|
|
2044 |
);
|
|
|
2045 |
}
|
|
|
2046 |
|
|
|
2047 |
//Create error message for any bad addresses
|
|
|
2048 |
if (count($bad_rcpt) > 0) {
|
|
|
2049 |
$errstr = '';
|
|
|
2050 |
foreach ($bad_rcpt as $bad) {
|
|
|
2051 |
$errstr .= $bad['to'] . ': ' . $bad['error'];
|
|
|
2052 |
}
|
|
|
2053 |
throw new Exception($this->lang('recipients_failed') . $errstr, self::STOP_CONTINUE);
|
|
|
2054 |
}
|
|
|
2055 |
|
|
|
2056 |
return true;
|
|
|
2057 |
}
|
|
|
2058 |
|
|
|
2059 |
/**
|
|
|
2060 |
* Initiate a connection to an SMTP server.
|
|
|
2061 |
* Returns false if the operation failed.
|
|
|
2062 |
*
|
|
|
2063 |
* @param array $options An array of options compatible with stream_context_create()
|
|
|
2064 |
*
|
|
|
2065 |
* @throws Exception
|
|
|
2066 |
*
|
|
|
2067 |
* @uses \PHPMailer\PHPMailer\SMTP
|
|
|
2068 |
*
|
|
|
2069 |
* @return bool
|
|
|
2070 |
*/
|
|
|
2071 |
public function smtpConnect($options = null)
|
|
|
2072 |
{
|
|
|
2073 |
if (null === $this->smtp) {
|
|
|
2074 |
$this->smtp = $this->getSMTPInstance();
|
|
|
2075 |
}
|
|
|
2076 |
|
|
|
2077 |
//If no options are provided, use whatever is set in the instance
|
|
|
2078 |
if (null === $options) {
|
|
|
2079 |
$options = $this->SMTPOptions;
|
|
|
2080 |
}
|
|
|
2081 |
|
|
18
|
2082 |
//Already connected?
|
|
16
|
2083 |
if ($this->smtp->connected()) {
|
|
|
2084 |
return true;
|
|
|
2085 |
}
|
|
|
2086 |
|
|
|
2087 |
$this->smtp->setTimeout($this->Timeout);
|
|
|
2088 |
$this->smtp->setDebugLevel($this->SMTPDebug);
|
|
|
2089 |
$this->smtp->setDebugOutput($this->Debugoutput);
|
|
|
2090 |
$this->smtp->setVerp($this->do_verp);
|
|
|
2091 |
$hosts = explode(';', $this->Host);
|
|
|
2092 |
$lastexception = null;
|
|
|
2093 |
|
|
|
2094 |
foreach ($hosts as $hostentry) {
|
|
|
2095 |
$hostinfo = [];
|
|
18
|
2096 |
if (
|
|
|
2097 |
!preg_match(
|
|
|
2098 |
'/^(?:(ssl|tls):\/\/)?(.+?)(?::(\d+))?$/',
|
|
|
2099 |
trim($hostentry),
|
|
|
2100 |
$hostinfo
|
|
|
2101 |
)
|
|
|
2102 |
) {
|
|
16
|
2103 |
$this->edebug($this->lang('invalid_hostentry') . ' ' . trim($hostentry));
|
|
18
|
2104 |
//Not a valid host entry
|
|
16
|
2105 |
continue;
|
|
|
2106 |
}
|
|
18
|
2107 |
//$hostinfo[1]: optional ssl or tls prefix
|
|
|
2108 |
//$hostinfo[2]: the hostname
|
|
|
2109 |
//$hostinfo[3]: optional port number
|
|
|
2110 |
//The host string prefix can temporarily override the current setting for SMTPSecure
|
|
|
2111 |
//If it's not specified, the default value is used
|
|
16
|
2112 |
|
|
|
2113 |
//Check the host name is a valid name or IP address before trying to use it
|
|
|
2114 |
if (!static::isValidHost($hostinfo[2])) {
|
|
|
2115 |
$this->edebug($this->lang('invalid_host') . ' ' . $hostinfo[2]);
|
|
|
2116 |
continue;
|
|
|
2117 |
}
|
|
|
2118 |
$prefix = '';
|
|
|
2119 |
$secure = $this->SMTPSecure;
|
|
|
2120 |
$tls = (static::ENCRYPTION_STARTTLS === $this->SMTPSecure);
|
|
|
2121 |
if ('ssl' === $hostinfo[1] || ('' === $hostinfo[1] && static::ENCRYPTION_SMTPS === $this->SMTPSecure)) {
|
|
|
2122 |
$prefix = 'ssl://';
|
|
18
|
2123 |
$tls = false; //Can't have SSL and TLS at the same time
|
|
16
|
2124 |
$secure = static::ENCRYPTION_SMTPS;
|
|
|
2125 |
} elseif ('tls' === $hostinfo[1]) {
|
|
|
2126 |
$tls = true;
|
|
18
|
2127 |
//TLS doesn't use a prefix
|
|
16
|
2128 |
$secure = static::ENCRYPTION_STARTTLS;
|
|
|
2129 |
}
|
|
|
2130 |
//Do we need the OpenSSL extension?
|
|
|
2131 |
$sslext = defined('OPENSSL_ALGO_SHA256');
|
|
|
2132 |
if (static::ENCRYPTION_STARTTLS === $secure || static::ENCRYPTION_SMTPS === $secure) {
|
|
|
2133 |
//Check for an OpenSSL constant rather than using extension_loaded, which is sometimes disabled
|
|
|
2134 |
if (!$sslext) {
|
|
|
2135 |
throw new Exception($this->lang('extension_missing') . 'openssl', self::STOP_CRITICAL);
|
|
|
2136 |
}
|
|
|
2137 |
}
|
|
|
2138 |
$host = $hostinfo[2];
|
|
|
2139 |
$port = $this->Port;
|
|
18
|
2140 |
if (
|
|
|
2141 |
array_key_exists(3, $hostinfo) &&
|
|
|
2142 |
is_numeric($hostinfo[3]) &&
|
|
|
2143 |
$hostinfo[3] > 0 &&
|
|
|
2144 |
$hostinfo[3] < 65536
|
|
|
2145 |
) {
|
|
16
|
2146 |
$port = (int) $hostinfo[3];
|
|
|
2147 |
}
|
|
|
2148 |
if ($this->smtp->connect($prefix . $host, $port, $this->Timeout, $options)) {
|
|
|
2149 |
try {
|
|
|
2150 |
if ($this->Helo) {
|
|
|
2151 |
$hello = $this->Helo;
|
|
|
2152 |
} else {
|
|
|
2153 |
$hello = $this->serverHostname();
|
|
|
2154 |
}
|
|
|
2155 |
$this->smtp->hello($hello);
|
|
|
2156 |
//Automatically enable TLS encryption if:
|
|
18
|
2157 |
//* it's not disabled
|
|
|
2158 |
//* we have openssl extension
|
|
|
2159 |
//* we are not already using SSL
|
|
|
2160 |
//* the server offers STARTTLS
|
|
16
|
2161 |
if ($this->SMTPAutoTLS && $sslext && 'ssl' !== $secure && $this->smtp->getServerExt('STARTTLS')) {
|
|
|
2162 |
$tls = true;
|
|
|
2163 |
}
|
|
|
2164 |
if ($tls) {
|
|
|
2165 |
if (!$this->smtp->startTLS()) {
|
|
19
|
2166 |
$message = $this->getSmtpErrorMessage('connect_host');
|
|
|
2167 |
throw new Exception($message);
|
|
16
|
2168 |
}
|
|
18
|
2169 |
//We must resend EHLO after TLS negotiation
|
|
16
|
2170 |
$this->smtp->hello($hello);
|
|
|
2171 |
}
|
|
18
|
2172 |
if (
|
|
|
2173 |
$this->SMTPAuth && !$this->smtp->authenticate(
|
|
|
2174 |
$this->Username,
|
|
|
2175 |
$this->Password,
|
|
|
2176 |
$this->AuthType,
|
|
|
2177 |
$this->oauth
|
|
|
2178 |
)
|
|
|
2179 |
) {
|
|
16
|
2180 |
throw new Exception($this->lang('authenticate'));
|
|
|
2181 |
}
|
|
|
2182 |
|
|
|
2183 |
return true;
|
|
|
2184 |
} catch (Exception $exc) {
|
|
|
2185 |
$lastexception = $exc;
|
|
|
2186 |
$this->edebug($exc->getMessage());
|
|
18
|
2187 |
//We must have connected, but then failed TLS or Auth, so close connection nicely
|
|
16
|
2188 |
$this->smtp->quit();
|
|
|
2189 |
}
|
|
|
2190 |
}
|
|
|
2191 |
}
|
|
18
|
2192 |
//If we get here, all connection attempts have failed, so close connection hard
|
|
16
|
2193 |
$this->smtp->close();
|
|
18
|
2194 |
//As we've caught all exceptions, just report whatever the last one was
|
|
16
|
2195 |
if ($this->exceptions && null !== $lastexception) {
|
|
|
2196 |
throw $lastexception;
|
|
19
|
2197 |
} elseif ($this->exceptions) {
|
|
|
2198 |
// no exception was thrown, likely $this->smtp->connect() failed
|
|
|
2199 |
$message = $this->getSmtpErrorMessage('connect_host');
|
|
|
2200 |
throw new Exception($message);
|
|
16
|
2201 |
}
|
|
|
2202 |
|
|
|
2203 |
return false;
|
|
|
2204 |
}
|
|
|
2205 |
|
|
|
2206 |
/**
|
|
|
2207 |
* Close the active SMTP session if one exists.
|
|
|
2208 |
*/
|
|
|
2209 |
public function smtpClose()
|
|
|
2210 |
{
|
|
|
2211 |
if ((null !== $this->smtp) && $this->smtp->connected()) {
|
|
|
2212 |
$this->smtp->quit();
|
|
|
2213 |
$this->smtp->close();
|
|
|
2214 |
}
|
|
|
2215 |
}
|
|
|
2216 |
|
|
|
2217 |
/**
|
|
|
2218 |
* Set the language for error messages.
|
|
|
2219 |
* The default language is English.
|
|
|
2220 |
*
|
|
|
2221 |
* @param string $langcode ISO 639-1 2-character language code (e.g. French is "fr")
|
|
19
|
2222 |
* Optionally, the language code can be enhanced with a 4-character
|
|
|
2223 |
* script annotation and/or a 2-character country annotation.
|
|
|
2224 |
* @param string $lang_path Path to the language file directory, with trailing separator (slash)
|
|
18
|
2225 |
* Do not set this from user input!
|
|
16
|
2226 |
*
|
|
19
|
2227 |
* @return bool Returns true if the requested language was loaded, false otherwise.
|
|
16
|
2228 |
*/
|
|
|
2229 |
public function setLanguage($langcode = 'en', $lang_path = '')
|
|
|
2230 |
{
|
|
18
|
2231 |
//Backwards compatibility for renamed language codes
|
|
16
|
2232 |
$renamed_langcodes = [
|
|
|
2233 |
'br' => 'pt_br',
|
|
|
2234 |
'cz' => 'cs',
|
|
|
2235 |
'dk' => 'da',
|
|
|
2236 |
'no' => 'nb',
|
|
|
2237 |
'se' => 'sv',
|
|
|
2238 |
'rs' => 'sr',
|
|
|
2239 |
'tg' => 'tl',
|
|
|
2240 |
'am' => 'hy',
|
|
|
2241 |
];
|
|
|
2242 |
|
|
18
|
2243 |
if (array_key_exists($langcode, $renamed_langcodes)) {
|
|
16
|
2244 |
$langcode = $renamed_langcodes[$langcode];
|
|
|
2245 |
}
|
|
|
2246 |
|
|
18
|
2247 |
//Define full set of translatable strings in English
|
|
16
|
2248 |
$PHPMAILER_LANG = [
|
|
|
2249 |
'authenticate' => 'SMTP Error: Could not authenticate.',
|
|
19
|
2250 |
'buggy_php' => 'Your version of PHP is affected by a bug that may result in corrupted messages.' .
|
|
|
2251 |
' To fix it, switch to sending using SMTP, disable the mail.add_x_header option in' .
|
|
|
2252 |
' your php.ini, switch to MacOS or Linux, or upgrade your PHP to version 7.0.17+ or 7.1.3+.',
|
|
16
|
2253 |
'connect_host' => 'SMTP Error: Could not connect to SMTP host.',
|
|
|
2254 |
'data_not_accepted' => 'SMTP Error: data not accepted.',
|
|
|
2255 |
'empty_message' => 'Message body empty',
|
|
|
2256 |
'encoding' => 'Unknown encoding: ',
|
|
|
2257 |
'execute' => 'Could not execute: ',
|
|
19
|
2258 |
'extension_missing' => 'Extension missing: ',
|
|
16
|
2259 |
'file_access' => 'Could not access file: ',
|
|
|
2260 |
'file_open' => 'File Error: Could not open file: ',
|
|
|
2261 |
'from_failed' => 'The following From address failed: ',
|
|
|
2262 |
'instantiate' => 'Could not instantiate mail function.',
|
|
|
2263 |
'invalid_address' => 'Invalid address: ',
|
|
19
|
2264 |
'invalid_header' => 'Invalid header name or value',
|
|
16
|
2265 |
'invalid_hostentry' => 'Invalid hostentry: ',
|
|
|
2266 |
'invalid_host' => 'Invalid host: ',
|
|
|
2267 |
'mailer_not_supported' => ' mailer is not supported.',
|
|
|
2268 |
'provide_address' => 'You must provide at least one recipient email address.',
|
|
|
2269 |
'recipients_failed' => 'SMTP Error: The following recipients failed: ',
|
|
|
2270 |
'signing' => 'Signing Error: ',
|
|
19
|
2271 |
'smtp_code' => 'SMTP code: ',
|
|
|
2272 |
'smtp_code_ex' => 'Additional SMTP info: ',
|
|
16
|
2273 |
'smtp_connect_failed' => 'SMTP connect() failed.',
|
|
19
|
2274 |
'smtp_detail' => 'Detail: ',
|
|
16
|
2275 |
'smtp_error' => 'SMTP server error: ',
|
|
|
2276 |
'variable_set' => 'Cannot set or reset variable: ',
|
|
|
2277 |
];
|
|
|
2278 |
if (empty($lang_path)) {
|
|
18
|
2279 |
//Calculate an absolute path so it can work if CWD is not here
|
|
16
|
2280 |
$lang_path = dirname(__DIR__) . DIRECTORY_SEPARATOR . 'language' . DIRECTORY_SEPARATOR;
|
|
|
2281 |
}
|
|
19
|
2282 |
|
|
16
|
2283 |
//Validate $langcode
|
|
19
|
2284 |
$foundlang = true;
|
|
|
2285 |
$langcode = strtolower($langcode);
|
|
|
2286 |
if (
|
|
|
2287 |
!preg_match('/^(?P<lang>[a-z]{2})(?P<script>_[a-z]{4})?(?P<country>_[a-z]{2})?$/', $langcode, $matches)
|
|
|
2288 |
&& $langcode !== 'en'
|
|
|
2289 |
) {
|
|
|
2290 |
$foundlang = false;
|
|
16
|
2291 |
$langcode = 'en';
|
|
|
2292 |
}
|
|
19
|
2293 |
|
|
18
|
2294 |
//There is no English translation file
|
|
16
|
2295 |
if ('en' !== $langcode) {
|
|
19
|
2296 |
$langcodes = [];
|
|
|
2297 |
if (!empty($matches['script']) && !empty($matches['country'])) {
|
|
|
2298 |
$langcodes[] = $matches['lang'] . $matches['script'] . $matches['country'];
|
|
|
2299 |
}
|
|
|
2300 |
if (!empty($matches['country'])) {
|
|
|
2301 |
$langcodes[] = $matches['lang'] . $matches['country'];
|
|
|
2302 |
}
|
|
|
2303 |
if (!empty($matches['script'])) {
|
|
|
2304 |
$langcodes[] = $matches['lang'] . $matches['script'];
|
|
|
2305 |
}
|
|
|
2306 |
$langcodes[] = $matches['lang'];
|
|
|
2307 |
|
|
|
2308 |
//Try and find a readable language file for the requested language.
|
|
|
2309 |
$foundFile = false;
|
|
|
2310 |
foreach ($langcodes as $code) {
|
|
|
2311 |
$lang_file = $lang_path . 'phpmailer.lang-' . $code . '.php';
|
|
|
2312 |
if (static::fileIsAccessible($lang_file)) {
|
|
|
2313 |
$foundFile = true;
|
|
|
2314 |
break;
|
|
|
2315 |
}
|
|
|
2316 |
}
|
|
|
2317 |
|
|
|
2318 |
if ($foundFile === false) {
|
|
16
|
2319 |
$foundlang = false;
|
|
|
2320 |
} else {
|
|
18
|
2321 |
$lines = file($lang_file);
|
|
|
2322 |
foreach ($lines as $line) {
|
|
|
2323 |
//Translation file lines look like this:
|
|
|
2324 |
//$PHPMAILER_LANG['authenticate'] = 'SMTP-Fehler: Authentifizierung fehlgeschlagen.';
|
|
|
2325 |
//These files are parsed as text and not PHP so as to avoid the possibility of code injection
|
|
|
2326 |
//See https://blog.stevenlevithan.com/archives/match-quoted-string
|
|
|
2327 |
$matches = [];
|
|
|
2328 |
if (
|
|
|
2329 |
preg_match(
|
|
|
2330 |
'/^\$PHPMAILER_LANG\[\'([a-z\d_]+)\'\]\s*=\s*(["\'])(.+)*?\2;/',
|
|
|
2331 |
$line,
|
|
|
2332 |
$matches
|
|
|
2333 |
) &&
|
|
|
2334 |
//Ignore unknown translation keys
|
|
|
2335 |
array_key_exists($matches[1], $PHPMAILER_LANG)
|
|
|
2336 |
) {
|
|
|
2337 |
//Overwrite language-specific strings so we'll never have missing translation keys.
|
|
|
2338 |
$PHPMAILER_LANG[$matches[1]] = (string)$matches[3];
|
|
|
2339 |
}
|
|
|
2340 |
}
|
|
16
|
2341 |
}
|
|
|
2342 |
}
|
|
|
2343 |
$this->language = $PHPMAILER_LANG;
|
|
|
2344 |
|
|
18
|
2345 |
return $foundlang; //Returns false if language not found
|
|
16
|
2346 |
}
|
|
|
2347 |
|
|
|
2348 |
/**
|
|
|
2349 |
* Get the array of strings for the current language.
|
|
|
2350 |
*
|
|
|
2351 |
* @return array
|
|
|
2352 |
*/
|
|
|
2353 |
public function getTranslations()
|
|
|
2354 |
{
|
|
19
|
2355 |
if (empty($this->language)) {
|
|
|
2356 |
$this->setLanguage(); // Set the default language.
|
|
|
2357 |
}
|
|
|
2358 |
|
|
16
|
2359 |
return $this->language;
|
|
|
2360 |
}
|
|
|
2361 |
|
|
|
2362 |
/**
|
|
|
2363 |
* Create recipient headers.
|
|
|
2364 |
*
|
|
|
2365 |
* @param string $type
|
|
|
2366 |
* @param array $addr An array of recipients,
|
|
|
2367 |
* where each recipient is a 2-element indexed array with element 0 containing an address
|
|
|
2368 |
* and element 1 containing a name, like:
|
|
|
2369 |
* [['joe@example.com', 'Joe User'], ['zoe@example.com', 'Zoe User']]
|
|
|
2370 |
*
|
|
|
2371 |
* @return string
|
|
|
2372 |
*/
|
|
|
2373 |
public function addrAppend($type, $addr)
|
|
|
2374 |
{
|
|
|
2375 |
$addresses = [];
|
|
|
2376 |
foreach ($addr as $address) {
|
|
|
2377 |
$addresses[] = $this->addrFormat($address);
|
|
|
2378 |
}
|
|
|
2379 |
|
|
|
2380 |
return $type . ': ' . implode(', ', $addresses) . static::$LE;
|
|
|
2381 |
}
|
|
|
2382 |
|
|
|
2383 |
/**
|
|
|
2384 |
* Format an address for use in a message header.
|
|
|
2385 |
*
|
|
|
2386 |
* @param array $addr A 2-element indexed array, element 0 containing an address, element 1 containing a name like
|
|
|
2387 |
* ['joe@example.com', 'Joe User']
|
|
|
2388 |
*
|
|
|
2389 |
* @return string
|
|
|
2390 |
*/
|
|
|
2391 |
public function addrFormat($addr)
|
|
|
2392 |
{
|
|
18
|
2393 |
if (empty($addr[1])) { //No name provided
|
|
16
|
2394 |
return $this->secureHeader($addr[0]);
|
|
|
2395 |
}
|
|
|
2396 |
|
|
|
2397 |
return $this->encodeHeader($this->secureHeader($addr[1]), 'phrase') .
|
|
|
2398 |
' <' . $this->secureHeader($addr[0]) . '>';
|
|
|
2399 |
}
|
|
|
2400 |
|
|
|
2401 |
/**
|
|
|
2402 |
* Word-wrap message.
|
|
|
2403 |
* For use with mailers that do not automatically perform wrapping
|
|
|
2404 |
* and for quoted-printable encoded messages.
|
|
|
2405 |
* Original written by philippe.
|
|
|
2406 |
*
|
|
|
2407 |
* @param string $message The message to wrap
|
|
|
2408 |
* @param int $length The line length to wrap to
|
|
|
2409 |
* @param bool $qp_mode Whether to run in Quoted-Printable mode
|
|
|
2410 |
*
|
|
|
2411 |
* @return string
|
|
|
2412 |
*/
|
|
|
2413 |
public function wrapText($message, $length, $qp_mode = false)
|
|
|
2414 |
{
|
|
|
2415 |
if ($qp_mode) {
|
|
|
2416 |
$soft_break = sprintf(' =%s', static::$LE);
|
|
|
2417 |
} else {
|
|
|
2418 |
$soft_break = static::$LE;
|
|
|
2419 |
}
|
|
18
|
2420 |
//If utf-8 encoding is used, we will need to make sure we don't
|
|
|
2421 |
//split multibyte characters when we wrap
|
|
16
|
2422 |
$is_utf8 = static::CHARSET_UTF8 === strtolower($this->CharSet);
|
|
|
2423 |
$lelen = strlen(static::$LE);
|
|
|
2424 |
$crlflen = strlen(static::$LE);
|
|
|
2425 |
|
|
|
2426 |
$message = static::normalizeBreaks($message);
|
|
|
2427 |
//Remove a trailing line break
|
|
|
2428 |
if (substr($message, -$lelen) === static::$LE) {
|
|
|
2429 |
$message = substr($message, 0, -$lelen);
|
|
|
2430 |
}
|
|
|
2431 |
|
|
|
2432 |
//Split message into lines
|
|
|
2433 |
$lines = explode(static::$LE, $message);
|
|
|
2434 |
//Message will be rebuilt in here
|
|
|
2435 |
$message = '';
|
|
|
2436 |
foreach ($lines as $line) {
|
|
|
2437 |
$words = explode(' ', $line);
|
|
|
2438 |
$buf = '';
|
|
|
2439 |
$firstword = true;
|
|
|
2440 |
foreach ($words as $word) {
|
|
|
2441 |
if ($qp_mode && (strlen($word) > $length)) {
|
|
|
2442 |
$space_left = $length - strlen($buf) - $crlflen;
|
|
|
2443 |
if (!$firstword) {
|
|
|
2444 |
if ($space_left > 20) {
|
|
|
2445 |
$len = $space_left;
|
|
|
2446 |
if ($is_utf8) {
|
|
|
2447 |
$len = $this->utf8CharBoundary($word, $len);
|
|
|
2448 |
} elseif ('=' === substr($word, $len - 1, 1)) {
|
|
|
2449 |
--$len;
|
|
|
2450 |
} elseif ('=' === substr($word, $len - 2, 1)) {
|
|
|
2451 |
$len -= 2;
|
|
|
2452 |
}
|
|
|
2453 |
$part = substr($word, 0, $len);
|
|
|
2454 |
$word = substr($word, $len);
|
|
|
2455 |
$buf .= ' ' . $part;
|
|
|
2456 |
$message .= $buf . sprintf('=%s', static::$LE);
|
|
|
2457 |
} else {
|
|
|
2458 |
$message .= $buf . $soft_break;
|
|
|
2459 |
}
|
|
|
2460 |
$buf = '';
|
|
|
2461 |
}
|
|
|
2462 |
while ($word !== '') {
|
|
|
2463 |
if ($length <= 0) {
|
|
|
2464 |
break;
|
|
|
2465 |
}
|
|
|
2466 |
$len = $length;
|
|
|
2467 |
if ($is_utf8) {
|
|
|
2468 |
$len = $this->utf8CharBoundary($word, $len);
|
|
|
2469 |
} elseif ('=' === substr($word, $len - 1, 1)) {
|
|
|
2470 |
--$len;
|
|
|
2471 |
} elseif ('=' === substr($word, $len - 2, 1)) {
|
|
|
2472 |
$len -= 2;
|
|
|
2473 |
}
|
|
|
2474 |
$part = substr($word, 0, $len);
|
|
|
2475 |
$word = (string) substr($word, $len);
|
|
|
2476 |
|
|
|
2477 |
if ($word !== '') {
|
|
|
2478 |
$message .= $part . sprintf('=%s', static::$LE);
|
|
|
2479 |
} else {
|
|
|
2480 |
$buf = $part;
|
|
|
2481 |
}
|
|
|
2482 |
}
|
|
|
2483 |
} else {
|
|
|
2484 |
$buf_o = $buf;
|
|
|
2485 |
if (!$firstword) {
|
|
|
2486 |
$buf .= ' ';
|
|
|
2487 |
}
|
|
|
2488 |
$buf .= $word;
|
|
|
2489 |
|
|
|
2490 |
if ('' !== $buf_o && strlen($buf) > $length) {
|
|
|
2491 |
$message .= $buf_o . $soft_break;
|
|
|
2492 |
$buf = $word;
|
|
|
2493 |
}
|
|
|
2494 |
}
|
|
|
2495 |
$firstword = false;
|
|
|
2496 |
}
|
|
|
2497 |
$message .= $buf . static::$LE;
|
|
|
2498 |
}
|
|
|
2499 |
|
|
|
2500 |
return $message;
|
|
|
2501 |
}
|
|
|
2502 |
|
|
|
2503 |
/**
|
|
|
2504 |
* Find the last character boundary prior to $maxLength in a utf-8
|
|
|
2505 |
* quoted-printable encoded string.
|
|
|
2506 |
* Original written by Colin Brown.
|
|
|
2507 |
*
|
|
|
2508 |
* @param string $encodedText utf-8 QP text
|
|
|
2509 |
* @param int $maxLength Find the last character boundary prior to this length
|
|
|
2510 |
*
|
|
|
2511 |
* @return int
|
|
|
2512 |
*/
|
|
|
2513 |
public function utf8CharBoundary($encodedText, $maxLength)
|
|
|
2514 |
{
|
|
|
2515 |
$foundSplitPos = false;
|
|
|
2516 |
$lookBack = 3;
|
|
|
2517 |
while (!$foundSplitPos) {
|
|
|
2518 |
$lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
|
|
|
2519 |
$encodedCharPos = strpos($lastChunk, '=');
|
|
|
2520 |
if (false !== $encodedCharPos) {
|
|
18
|
2521 |
//Found start of encoded character byte within $lookBack block.
|
|
|
2522 |
//Check the encoded byte value (the 2 chars after the '=')
|
|
16
|
2523 |
$hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2);
|
|
|
2524 |
$dec = hexdec($hex);
|
|
|
2525 |
if ($dec < 128) {
|
|
18
|
2526 |
//Single byte character.
|
|
|
2527 |
//If the encoded char was found at pos 0, it will fit
|
|
|
2528 |
//otherwise reduce maxLength to start of the encoded char
|
|
16
|
2529 |
if ($encodedCharPos > 0) {
|
|
|
2530 |
$maxLength -= $lookBack - $encodedCharPos;
|
|
|
2531 |
}
|
|
|
2532 |
$foundSplitPos = true;
|
|
|
2533 |
} elseif ($dec >= 192) {
|
|
18
|
2534 |
//First byte of a multi byte character
|
|
|
2535 |
//Reduce maxLength to split at start of character
|
|
16
|
2536 |
$maxLength -= $lookBack - $encodedCharPos;
|
|
|
2537 |
$foundSplitPos = true;
|
|
|
2538 |
} elseif ($dec < 192) {
|
|
18
|
2539 |
//Middle byte of a multi byte character, look further back
|
|
16
|
2540 |
$lookBack += 3;
|
|
|
2541 |
}
|
|
|
2542 |
} else {
|
|
18
|
2543 |
//No encoded character found
|
|
16
|
2544 |
$foundSplitPos = true;
|
|
|
2545 |
}
|
|
|
2546 |
}
|
|
|
2547 |
|
|
|
2548 |
return $maxLength;
|
|
|
2549 |
}
|
|
|
2550 |
|
|
|
2551 |
/**
|
|
|
2552 |
* Apply word wrapping to the message body.
|
|
|
2553 |
* Wraps the message body to the number of chars set in the WordWrap property.
|
|
|
2554 |
* You should only do this to plain-text bodies as wrapping HTML tags may break them.
|
|
|
2555 |
* This is called automatically by createBody(), so you don't need to call it yourself.
|
|
|
2556 |
*/
|
|
|
2557 |
public function setWordWrap()
|
|
|
2558 |
{
|
|
|
2559 |
if ($this->WordWrap < 1) {
|
|
|
2560 |
return;
|
|
|
2561 |
}
|
|
|
2562 |
|
|
|
2563 |
switch ($this->message_type) {
|
|
|
2564 |
case 'alt':
|
|
|
2565 |
case 'alt_inline':
|
|
|
2566 |
case 'alt_attach':
|
|
|
2567 |
case 'alt_inline_attach':
|
|
|
2568 |
$this->AltBody = $this->wrapText($this->AltBody, $this->WordWrap);
|
|
|
2569 |
break;
|
|
|
2570 |
default:
|
|
|
2571 |
$this->Body = $this->wrapText($this->Body, $this->WordWrap);
|
|
|
2572 |
break;
|
|
|
2573 |
}
|
|
|
2574 |
}
|
|
|
2575 |
|
|
|
2576 |
/**
|
|
|
2577 |
* Assemble message headers.
|
|
|
2578 |
*
|
|
|
2579 |
* @return string The assembled headers
|
|
|
2580 |
*/
|
|
|
2581 |
public function createHeader()
|
|
|
2582 |
{
|
|
|
2583 |
$result = '';
|
|
|
2584 |
|
|
|
2585 |
$result .= $this->headerLine('Date', '' === $this->MessageDate ? self::rfcDate() : $this->MessageDate);
|
|
|
2586 |
|
|
18
|
2587 |
//The To header is created automatically by mail(), so needs to be omitted here
|
|
|
2588 |
if ('mail' !== $this->Mailer) {
|
|
|
2589 |
if ($this->SingleTo) {
|
|
16
|
2590 |
foreach ($this->to as $toaddr) {
|
|
|
2591 |
$this->SingleToArray[] = $this->addrFormat($toaddr);
|
|
|
2592 |
}
|
|
18
|
2593 |
} elseif (count($this->to) > 0) {
|
|
16
|
2594 |
$result .= $this->addrAppend('To', $this->to);
|
|
18
|
2595 |
} elseif (count($this->cc) === 0) {
|
|
|
2596 |
$result .= $this->headerLine('To', 'undisclosed-recipients:;');
|
|
16
|
2597 |
}
|
|
|
2598 |
}
|
|
|
2599 |
$result .= $this->addrAppend('From', [[trim($this->From), $this->FromName]]);
|
|
|
2600 |
|
|
18
|
2601 |
//sendmail and mail() extract Cc from the header before sending
|
|
16
|
2602 |
if (count($this->cc) > 0) {
|
|
|
2603 |
$result .= $this->addrAppend('Cc', $this->cc);
|
|
|
2604 |
}
|
|
|
2605 |
|
|
18
|
2606 |
//sendmail and mail() extract Bcc from the header before sending
|
|
|
2607 |
if (
|
|
|
2608 |
(
|
|
16
|
2609 |
'sendmail' === $this->Mailer || 'qmail' === $this->Mailer || 'mail' === $this->Mailer
|
|
|
2610 |
)
|
|
|
2611 |
&& count($this->bcc) > 0
|
|
|
2612 |
) {
|
|
|
2613 |
$result .= $this->addrAppend('Bcc', $this->bcc);
|
|
|
2614 |
}
|
|
|
2615 |
|
|
|
2616 |
if (count($this->ReplyTo) > 0) {
|
|
|
2617 |
$result .= $this->addrAppend('Reply-To', $this->ReplyTo);
|
|
|
2618 |
}
|
|
|
2619 |
|
|
18
|
2620 |
//mail() sets the subject itself
|
|
16
|
2621 |
if ('mail' !== $this->Mailer) {
|
|
|
2622 |
$result .= $this->headerLine('Subject', $this->encodeHeader($this->secureHeader($this->Subject)));
|
|
|
2623 |
}
|
|
|
2624 |
|
|
18
|
2625 |
//Only allow a custom message ID if it conforms to RFC 5322 section 3.6.4
|
|
|
2626 |
//https://tools.ietf.org/html/rfc5322#section-3.6.4
|
|
19
|
2627 |
if (
|
|
|
2628 |
'' !== $this->MessageID &&
|
|
|
2629 |
preg_match(
|
|
|
2630 |
'/^<((([a-z\d!#$%&\'*+\/=?^_`{|}~-]+(\.[a-z\d!#$%&\'*+\/=?^_`{|}~-]+)*)' .
|
|
|
2631 |
'|("(([\x01-\x08\x0B\x0C\x0E-\x1F\x7F]|[\x21\x23-\x5B\x5D-\x7E])' .
|
|
|
2632 |
'|(\\[\x01-\x09\x0B\x0C\x0E-\x7F]))*"))@(([a-z\d!#$%&\'*+\/=?^_`{|}~-]+' .
|
|
|
2633 |
'(\.[a-z\d!#$%&\'*+\/=?^_`{|}~-]+)*)|(\[(([\x01-\x08\x0B\x0C\x0E-\x1F\x7F]' .
|
|
|
2634 |
'|[\x21-\x5A\x5E-\x7E])|(\\[\x01-\x09\x0B\x0C\x0E-\x7F]))*\])))>$/Di',
|
|
|
2635 |
$this->MessageID
|
|
|
2636 |
)
|
|
|
2637 |
) {
|
|
16
|
2638 |
$this->lastMessageID = $this->MessageID;
|
|
|
2639 |
} else {
|
|
|
2640 |
$this->lastMessageID = sprintf('<%s@%s>', $this->uniqueid, $this->serverHostname());
|
|
|
2641 |
}
|
|
|
2642 |
$result .= $this->headerLine('Message-ID', $this->lastMessageID);
|
|
|
2643 |
if (null !== $this->Priority) {
|
|
|
2644 |
$result .= $this->headerLine('X-Priority', $this->Priority);
|
|
|
2645 |
}
|
|
|
2646 |
if ('' === $this->XMailer) {
|
|
19
|
2647 |
//Empty string for default X-Mailer header
|
|
16
|
2648 |
$result .= $this->headerLine(
|
|
|
2649 |
'X-Mailer',
|
|
|
2650 |
'PHPMailer ' . self::VERSION . ' (https://github.com/PHPMailer/PHPMailer)'
|
|
|
2651 |
);
|
|
19
|
2652 |
} elseif (is_string($this->XMailer) && trim($this->XMailer) !== '') {
|
|
|
2653 |
//Some string
|
|
|
2654 |
$result .= $this->headerLine('X-Mailer', trim($this->XMailer));
|
|
|
2655 |
} //Other values result in no X-Mailer header
|
|
16
|
2656 |
|
|
|
2657 |
if ('' !== $this->ConfirmReadingTo) {
|
|
|
2658 |
$result .= $this->headerLine('Disposition-Notification-To', '<' . $this->ConfirmReadingTo . '>');
|
|
|
2659 |
}
|
|
|
2660 |
|
|
18
|
2661 |
//Add custom headers
|
|
16
|
2662 |
foreach ($this->CustomHeader as $header) {
|
|
|
2663 |
$result .= $this->headerLine(
|
|
|
2664 |
trim($header[0]),
|
|
|
2665 |
$this->encodeHeader(trim($header[1]))
|
|
|
2666 |
);
|
|
|
2667 |
}
|
|
|
2668 |
if (!$this->sign_key_file) {
|
|
|
2669 |
$result .= $this->headerLine('MIME-Version', '1.0');
|
|
|
2670 |
$result .= $this->getMailMIME();
|
|
|
2671 |
}
|
|
|
2672 |
|
|
|
2673 |
return $result;
|
|
|
2674 |
}
|
|
|
2675 |
|
|
|
2676 |
/**
|
|
|
2677 |
* Get the message MIME type headers.
|
|
|
2678 |
*
|
|
|
2679 |
* @return string
|
|
|
2680 |
*/
|
|
|
2681 |
public function getMailMIME()
|
|
|
2682 |
{
|
|
|
2683 |
$result = '';
|
|
|
2684 |
$ismultipart = true;
|
|
|
2685 |
switch ($this->message_type) {
|
|
|
2686 |
case 'inline':
|
|
|
2687 |
$result .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';');
|
|
|
2688 |
$result .= $this->textLine(' boundary="' . $this->boundary[1] . '"');
|
|
|
2689 |
break;
|
|
|
2690 |
case 'attach':
|
|
|
2691 |
case 'inline_attach':
|
|
|
2692 |
case 'alt_attach':
|
|
|
2693 |
case 'alt_inline_attach':
|
|
|
2694 |
$result .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_MIXED . ';');
|
|
|
2695 |
$result .= $this->textLine(' boundary="' . $this->boundary[1] . '"');
|
|
|
2696 |
break;
|
|
|
2697 |
case 'alt':
|
|
|
2698 |
case 'alt_inline':
|
|
|
2699 |
$result .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_ALTERNATIVE . ';');
|
|
|
2700 |
$result .= $this->textLine(' boundary="' . $this->boundary[1] . '"');
|
|
|
2701 |
break;
|
|
|
2702 |
default:
|
|
18
|
2703 |
//Catches case 'plain': and case '':
|
|
16
|
2704 |
$result .= $this->textLine('Content-Type: ' . $this->ContentType . '; charset=' . $this->CharSet);
|
|
|
2705 |
$ismultipart = false;
|
|
|
2706 |
break;
|
|
|
2707 |
}
|
|
18
|
2708 |
//RFC1341 part 5 says 7bit is assumed if not specified
|
|
16
|
2709 |
if (static::ENCODING_7BIT !== $this->Encoding) {
|
|
18
|
2710 |
//RFC 2045 section 6.4 says multipart MIME parts may only use 7bit, 8bit or binary CTE
|
|
16
|
2711 |
if ($ismultipart) {
|
|
|
2712 |
if (static::ENCODING_8BIT === $this->Encoding) {
|
|
|
2713 |
$result .= $this->headerLine('Content-Transfer-Encoding', static::ENCODING_8BIT);
|
|
|
2714 |
}
|
|
18
|
2715 |
//The only remaining alternatives are quoted-printable and base64, which are both 7bit compatible
|
|
16
|
2716 |
} else {
|
|
|
2717 |
$result .= $this->headerLine('Content-Transfer-Encoding', $this->Encoding);
|
|
|
2718 |
}
|
|
|
2719 |
}
|
|
|
2720 |
|
|
|
2721 |
return $result;
|
|
|
2722 |
}
|
|
|
2723 |
|
|
|
2724 |
/**
|
|
|
2725 |
* Returns the whole MIME message.
|
|
|
2726 |
* Includes complete headers and body.
|
|
|
2727 |
* Only valid post preSend().
|
|
|
2728 |
*
|
|
|
2729 |
* @see PHPMailer::preSend()
|
|
|
2730 |
*
|
|
|
2731 |
* @return string
|
|
|
2732 |
*/
|
|
|
2733 |
public function getSentMIMEMessage()
|
|
|
2734 |
{
|
|
|
2735 |
return static::stripTrailingWSP($this->MIMEHeader . $this->mailHeader) .
|
|
|
2736 |
static::$LE . static::$LE . $this->MIMEBody;
|
|
|
2737 |
}
|
|
|
2738 |
|
|
|
2739 |
/**
|
|
|
2740 |
* Create a unique ID to use for boundaries.
|
|
|
2741 |
*
|
|
|
2742 |
* @return string
|
|
|
2743 |
*/
|
|
|
2744 |
protected function generateId()
|
|
|
2745 |
{
|
|
|
2746 |
$len = 32; //32 bytes = 256 bits
|
|
|
2747 |
$bytes = '';
|
|
|
2748 |
if (function_exists('random_bytes')) {
|
|
|
2749 |
try {
|
|
|
2750 |
$bytes = random_bytes($len);
|
|
|
2751 |
} catch (\Exception $e) {
|
|
|
2752 |
//Do nothing
|
|
|
2753 |
}
|
|
|
2754 |
} elseif (function_exists('openssl_random_pseudo_bytes')) {
|
|
|
2755 |
/** @noinspection CryptographicallySecureRandomnessInspection */
|
|
|
2756 |
$bytes = openssl_random_pseudo_bytes($len);
|
|
|
2757 |
}
|
|
|
2758 |
if ($bytes === '') {
|
|
|
2759 |
//We failed to produce a proper random string, so make do.
|
|
|
2760 |
//Use a hash to force the length to the same as the other methods
|
|
|
2761 |
$bytes = hash('sha256', uniqid((string) mt_rand(), true), true);
|
|
|
2762 |
}
|
|
|
2763 |
|
|
|
2764 |
//We don't care about messing up base64 format here, just want a random string
|
|
|
2765 |
return str_replace(['=', '+', '/'], '', base64_encode(hash('sha256', $bytes, true)));
|
|
|
2766 |
}
|
|
|
2767 |
|
|
|
2768 |
/**
|
|
|
2769 |
* Assemble the message body.
|
|
|
2770 |
* Returns an empty string on failure.
|
|
|
2771 |
*
|
|
|
2772 |
* @throws Exception
|
|
|
2773 |
*
|
|
|
2774 |
* @return string The assembled message body
|
|
|
2775 |
*/
|
|
|
2776 |
public function createBody()
|
|
|
2777 |
{
|
|
|
2778 |
$body = '';
|
|
|
2779 |
//Create unique IDs and preset boundaries
|
|
|
2780 |
$this->uniqueid = $this->generateId();
|
|
|
2781 |
$this->boundary[1] = 'b1_' . $this->uniqueid;
|
|
|
2782 |
$this->boundary[2] = 'b2_' . $this->uniqueid;
|
|
|
2783 |
$this->boundary[3] = 'b3_' . $this->uniqueid;
|
|
|
2784 |
|
|
|
2785 |
if ($this->sign_key_file) {
|
|
|
2786 |
$body .= $this->getMailMIME() . static::$LE;
|
|
|
2787 |
}
|
|
|
2788 |
|
|
|
2789 |
$this->setWordWrap();
|
|
|
2790 |
|
|
|
2791 |
$bodyEncoding = $this->Encoding;
|
|
|
2792 |
$bodyCharSet = $this->CharSet;
|
|
|
2793 |
//Can we do a 7-bit downgrade?
|
|
|
2794 |
if (static::ENCODING_8BIT === $bodyEncoding && !$this->has8bitChars($this->Body)) {
|
|
|
2795 |
$bodyEncoding = static::ENCODING_7BIT;
|
|
|
2796 |
//All ISO 8859, Windows codepage and UTF-8 charsets are ascii compatible up to 7-bit
|
|
|
2797 |
$bodyCharSet = static::CHARSET_ASCII;
|
|
|
2798 |
}
|
|
|
2799 |
//If lines are too long, and we're not already using an encoding that will shorten them,
|
|
|
2800 |
//change to quoted-printable transfer encoding for the body part only
|
|
|
2801 |
if (static::ENCODING_BASE64 !== $this->Encoding && static::hasLineLongerThanMax($this->Body)) {
|
|
|
2802 |
$bodyEncoding = static::ENCODING_QUOTED_PRINTABLE;
|
|
|
2803 |
}
|
|
|
2804 |
|
|
|
2805 |
$altBodyEncoding = $this->Encoding;
|
|
|
2806 |
$altBodyCharSet = $this->CharSet;
|
|
|
2807 |
//Can we do a 7-bit downgrade?
|
|
|
2808 |
if (static::ENCODING_8BIT === $altBodyEncoding && !$this->has8bitChars($this->AltBody)) {
|
|
|
2809 |
$altBodyEncoding = static::ENCODING_7BIT;
|
|
|
2810 |
//All ISO 8859, Windows codepage and UTF-8 charsets are ascii compatible up to 7-bit
|
|
|
2811 |
$altBodyCharSet = static::CHARSET_ASCII;
|
|
|
2812 |
}
|
|
|
2813 |
//If lines are too long, and we're not already using an encoding that will shorten them,
|
|
|
2814 |
//change to quoted-printable transfer encoding for the alt body part only
|
|
|
2815 |
if (static::ENCODING_BASE64 !== $altBodyEncoding && static::hasLineLongerThanMax($this->AltBody)) {
|
|
|
2816 |
$altBodyEncoding = static::ENCODING_QUOTED_PRINTABLE;
|
|
|
2817 |
}
|
|
|
2818 |
//Use this as a preamble in all multipart message types
|
|
|
2819 |
$mimepre = 'This is a multi-part message in MIME format.' . static::$LE . static::$LE;
|
|
|
2820 |
switch ($this->message_type) {
|
|
|
2821 |
case 'inline':
|
|
|
2822 |
$body .= $mimepre;
|
|
|
2823 |
$body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding);
|
|
|
2824 |
$body .= $this->encodeString($this->Body, $bodyEncoding);
|
|
|
2825 |
$body .= static::$LE;
|
|
|
2826 |
$body .= $this->attachAll('inline', $this->boundary[1]);
|
|
|
2827 |
break;
|
|
|
2828 |
case 'attach':
|
|
|
2829 |
$body .= $mimepre;
|
|
|
2830 |
$body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding);
|
|
|
2831 |
$body .= $this->encodeString($this->Body, $bodyEncoding);
|
|
|
2832 |
$body .= static::$LE;
|
|
|
2833 |
$body .= $this->attachAll('attachment', $this->boundary[1]);
|
|
|
2834 |
break;
|
|
|
2835 |
case 'inline_attach':
|
|
|
2836 |
$body .= $mimepre;
|
|
|
2837 |
$body .= $this->textLine('--' . $this->boundary[1]);
|
|
|
2838 |
$body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';');
|
|
|
2839 |
$body .= $this->textLine(' boundary="' . $this->boundary[2] . '";');
|
|
|
2840 |
$body .= $this->textLine(' type="' . static::CONTENT_TYPE_TEXT_HTML . '"');
|
|
|
2841 |
$body .= static::$LE;
|
|
|
2842 |
$body .= $this->getBoundary($this->boundary[2], $bodyCharSet, '', $bodyEncoding);
|
|
|
2843 |
$body .= $this->encodeString($this->Body, $bodyEncoding);
|
|
|
2844 |
$body .= static::$LE;
|
|
|
2845 |
$body .= $this->attachAll('inline', $this->boundary[2]);
|
|
|
2846 |
$body .= static::$LE;
|
|
|
2847 |
$body .= $this->attachAll('attachment', $this->boundary[1]);
|
|
|
2848 |
break;
|
|
|
2849 |
case 'alt':
|
|
|
2850 |
$body .= $mimepre;
|
|
|
2851 |
$body .= $this->getBoundary(
|
|
|
2852 |
$this->boundary[1],
|
|
|
2853 |
$altBodyCharSet,
|
|
|
2854 |
static::CONTENT_TYPE_PLAINTEXT,
|
|
|
2855 |
$altBodyEncoding
|
|
|
2856 |
);
|
|
|
2857 |
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
|
|
|
2858 |
$body .= static::$LE;
|
|
|
2859 |
$body .= $this->getBoundary(
|
|
|
2860 |
$this->boundary[1],
|
|
|
2861 |
$bodyCharSet,
|
|
|
2862 |
static::CONTENT_TYPE_TEXT_HTML,
|
|
|
2863 |
$bodyEncoding
|
|
|
2864 |
);
|
|
|
2865 |
$body .= $this->encodeString($this->Body, $bodyEncoding);
|
|
|
2866 |
$body .= static::$LE;
|
|
|
2867 |
if (!empty($this->Ical)) {
|
|
|
2868 |
$method = static::ICAL_METHOD_REQUEST;
|
|
|
2869 |
foreach (static::$IcalMethods as $imethod) {
|
|
|
2870 |
if (stripos($this->Ical, 'METHOD:' . $imethod) !== false) {
|
|
|
2871 |
$method = $imethod;
|
|
|
2872 |
break;
|
|
|
2873 |
}
|
|
|
2874 |
}
|
|
|
2875 |
$body .= $this->getBoundary(
|
|
|
2876 |
$this->boundary[1],
|
|
|
2877 |
'',
|
|
|
2878 |
static::CONTENT_TYPE_TEXT_CALENDAR . '; method=' . $method,
|
|
|
2879 |
''
|
|
|
2880 |
);
|
|
|
2881 |
$body .= $this->encodeString($this->Ical, $this->Encoding);
|
|
|
2882 |
$body .= static::$LE;
|
|
|
2883 |
}
|
|
|
2884 |
$body .= $this->endBoundary($this->boundary[1]);
|
|
|
2885 |
break;
|
|
|
2886 |
case 'alt_inline':
|
|
|
2887 |
$body .= $mimepre;
|
|
|
2888 |
$body .= $this->getBoundary(
|
|
|
2889 |
$this->boundary[1],
|
|
|
2890 |
$altBodyCharSet,
|
|
|
2891 |
static::CONTENT_TYPE_PLAINTEXT,
|
|
|
2892 |
$altBodyEncoding
|
|
|
2893 |
);
|
|
|
2894 |
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
|
|
|
2895 |
$body .= static::$LE;
|
|
|
2896 |
$body .= $this->textLine('--' . $this->boundary[1]);
|
|
|
2897 |
$body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';');
|
|
|
2898 |
$body .= $this->textLine(' boundary="' . $this->boundary[2] . '";');
|
|
|
2899 |
$body .= $this->textLine(' type="' . static::CONTENT_TYPE_TEXT_HTML . '"');
|
|
|
2900 |
$body .= static::$LE;
|
|
|
2901 |
$body .= $this->getBoundary(
|
|
|
2902 |
$this->boundary[2],
|
|
|
2903 |
$bodyCharSet,
|
|
|
2904 |
static::CONTENT_TYPE_TEXT_HTML,
|
|
|
2905 |
$bodyEncoding
|
|
|
2906 |
);
|
|
|
2907 |
$body .= $this->encodeString($this->Body, $bodyEncoding);
|
|
|
2908 |
$body .= static::$LE;
|
|
|
2909 |
$body .= $this->attachAll('inline', $this->boundary[2]);
|
|
|
2910 |
$body .= static::$LE;
|
|
|
2911 |
$body .= $this->endBoundary($this->boundary[1]);
|
|
|
2912 |
break;
|
|
|
2913 |
case 'alt_attach':
|
|
|
2914 |
$body .= $mimepre;
|
|
|
2915 |
$body .= $this->textLine('--' . $this->boundary[1]);
|
|
|
2916 |
$body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_ALTERNATIVE . ';');
|
|
|
2917 |
$body .= $this->textLine(' boundary="' . $this->boundary[2] . '"');
|
|
|
2918 |
$body .= static::$LE;
|
|
|
2919 |
$body .= $this->getBoundary(
|
|
|
2920 |
$this->boundary[2],
|
|
|
2921 |
$altBodyCharSet,
|
|
|
2922 |
static::CONTENT_TYPE_PLAINTEXT,
|
|
|
2923 |
$altBodyEncoding
|
|
|
2924 |
);
|
|
|
2925 |
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
|
|
|
2926 |
$body .= static::$LE;
|
|
|
2927 |
$body .= $this->getBoundary(
|
|
|
2928 |
$this->boundary[2],
|
|
|
2929 |
$bodyCharSet,
|
|
|
2930 |
static::CONTENT_TYPE_TEXT_HTML,
|
|
|
2931 |
$bodyEncoding
|
|
|
2932 |
);
|
|
|
2933 |
$body .= $this->encodeString($this->Body, $bodyEncoding);
|
|
|
2934 |
$body .= static::$LE;
|
|
|
2935 |
if (!empty($this->Ical)) {
|
|
|
2936 |
$method = static::ICAL_METHOD_REQUEST;
|
|
|
2937 |
foreach (static::$IcalMethods as $imethod) {
|
|
|
2938 |
if (stripos($this->Ical, 'METHOD:' . $imethod) !== false) {
|
|
|
2939 |
$method = $imethod;
|
|
|
2940 |
break;
|
|
|
2941 |
}
|
|
|
2942 |
}
|
|
|
2943 |
$body .= $this->getBoundary(
|
|
|
2944 |
$this->boundary[2],
|
|
|
2945 |
'',
|
|
|
2946 |
static::CONTENT_TYPE_TEXT_CALENDAR . '; method=' . $method,
|
|
|
2947 |
''
|
|
|
2948 |
);
|
|
|
2949 |
$body .= $this->encodeString($this->Ical, $this->Encoding);
|
|
|
2950 |
}
|
|
|
2951 |
$body .= $this->endBoundary($this->boundary[2]);
|
|
|
2952 |
$body .= static::$LE;
|
|
|
2953 |
$body .= $this->attachAll('attachment', $this->boundary[1]);
|
|
|
2954 |
break;
|
|
|
2955 |
case 'alt_inline_attach':
|
|
|
2956 |
$body .= $mimepre;
|
|
|
2957 |
$body .= $this->textLine('--' . $this->boundary[1]);
|
|
|
2958 |
$body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_ALTERNATIVE . ';');
|
|
|
2959 |
$body .= $this->textLine(' boundary="' . $this->boundary[2] . '"');
|
|
|
2960 |
$body .= static::$LE;
|
|
|
2961 |
$body .= $this->getBoundary(
|
|
|
2962 |
$this->boundary[2],
|
|
|
2963 |
$altBodyCharSet,
|
|
|
2964 |
static::CONTENT_TYPE_PLAINTEXT,
|
|
|
2965 |
$altBodyEncoding
|
|
|
2966 |
);
|
|
|
2967 |
$body .= $this->encodeString($this->AltBody, $altBodyEncoding);
|
|
|
2968 |
$body .= static::$LE;
|
|
|
2969 |
$body .= $this->textLine('--' . $this->boundary[2]);
|
|
|
2970 |
$body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';');
|
|
|
2971 |
$body .= $this->textLine(' boundary="' . $this->boundary[3] . '";');
|
|
|
2972 |
$body .= $this->textLine(' type="' . static::CONTENT_TYPE_TEXT_HTML . '"');
|
|
|
2973 |
$body .= static::$LE;
|
|
|
2974 |
$body .= $this->getBoundary(
|
|
|
2975 |
$this->boundary[3],
|
|
|
2976 |
$bodyCharSet,
|
|
|
2977 |
static::CONTENT_TYPE_TEXT_HTML,
|
|
|
2978 |
$bodyEncoding
|
|
|
2979 |
);
|
|
|
2980 |
$body .= $this->encodeString($this->Body, $bodyEncoding);
|
|
|
2981 |
$body .= static::$LE;
|
|
|
2982 |
$body .= $this->attachAll('inline', $this->boundary[3]);
|
|
|
2983 |
$body .= static::$LE;
|
|
|
2984 |
$body .= $this->endBoundary($this->boundary[2]);
|
|
|
2985 |
$body .= static::$LE;
|
|
|
2986 |
$body .= $this->attachAll('attachment', $this->boundary[1]);
|
|
|
2987 |
break;
|
|
|
2988 |
default:
|
|
18
|
2989 |
//Catch case 'plain' and case '', applies to simple `text/plain` and `text/html` body content types
|
|
16
|
2990 |
//Reset the `Encoding` property in case we changed it for line length reasons
|
|
|
2991 |
$this->Encoding = $bodyEncoding;
|
|
|
2992 |
$body .= $this->encodeString($this->Body, $this->Encoding);
|
|
|
2993 |
break;
|
|
|
2994 |
}
|
|
|
2995 |
|
|
|
2996 |
if ($this->isError()) {
|
|
|
2997 |
$body = '';
|
|
|
2998 |
if ($this->exceptions) {
|
|
|
2999 |
throw new Exception($this->lang('empty_message'), self::STOP_CRITICAL);
|
|
|
3000 |
}
|
|
|
3001 |
} elseif ($this->sign_key_file) {
|
|
|
3002 |
try {
|
|
|
3003 |
if (!defined('PKCS7_TEXT')) {
|
|
|
3004 |
throw new Exception($this->lang('extension_missing') . 'openssl');
|
|
|
3005 |
}
|
|
|
3006 |
|
|
|
3007 |
$file = tempnam(sys_get_temp_dir(), 'srcsign');
|
|
|
3008 |
$signed = tempnam(sys_get_temp_dir(), 'mailsign');
|
|
|
3009 |
file_put_contents($file, $body);
|
|
|
3010 |
|
|
|
3011 |
//Workaround for PHP bug https://bugs.php.net/bug.php?id=69197
|
|
|
3012 |
if (empty($this->sign_extracerts_file)) {
|
|
|
3013 |
$sign = @openssl_pkcs7_sign(
|
|
|
3014 |
$file,
|
|
|
3015 |
$signed,
|
|
|
3016 |
'file://' . realpath($this->sign_cert_file),
|
|
|
3017 |
['file://' . realpath($this->sign_key_file), $this->sign_key_pass],
|
|
|
3018 |
[]
|
|
|
3019 |
);
|
|
|
3020 |
} else {
|
|
|
3021 |
$sign = @openssl_pkcs7_sign(
|
|
|
3022 |
$file,
|
|
|
3023 |
$signed,
|
|
|
3024 |
'file://' . realpath($this->sign_cert_file),
|
|
|
3025 |
['file://' . realpath($this->sign_key_file), $this->sign_key_pass],
|
|
|
3026 |
[],
|
|
|
3027 |
PKCS7_DETACHED,
|
|
|
3028 |
$this->sign_extracerts_file
|
|
|
3029 |
);
|
|
|
3030 |
}
|
|
|
3031 |
|
|
|
3032 |
@unlink($file);
|
|
|
3033 |
if ($sign) {
|
|
|
3034 |
$body = file_get_contents($signed);
|
|
|
3035 |
@unlink($signed);
|
|
|
3036 |
//The message returned by openssl contains both headers and body, so need to split them up
|
|
|
3037 |
$parts = explode("\n\n", $body, 2);
|
|
|
3038 |
$this->MIMEHeader .= $parts[0] . static::$LE . static::$LE;
|
|
|
3039 |
$body = $parts[1];
|
|
|
3040 |
} else {
|
|
|
3041 |
@unlink($signed);
|
|
|
3042 |
throw new Exception($this->lang('signing') . openssl_error_string());
|
|
|
3043 |
}
|
|
|
3044 |
} catch (Exception $exc) {
|
|
|
3045 |
$body = '';
|
|
|
3046 |
if ($this->exceptions) {
|
|
|
3047 |
throw $exc;
|
|
|
3048 |
}
|
|
|
3049 |
}
|
|
|
3050 |
}
|
|
|
3051 |
|
|
|
3052 |
return $body;
|
|
|
3053 |
}
|
|
|
3054 |
|
|
|
3055 |
/**
|
|
|
3056 |
* Return the start of a message boundary.
|
|
|
3057 |
*
|
|
|
3058 |
* @param string $boundary
|
|
|
3059 |
* @param string $charSet
|
|
|
3060 |
* @param string $contentType
|
|
|
3061 |
* @param string $encoding
|
|
|
3062 |
*
|
|
|
3063 |
* @return string
|
|
|
3064 |
*/
|
|
|
3065 |
protected function getBoundary($boundary, $charSet, $contentType, $encoding)
|
|
|
3066 |
{
|
|
|
3067 |
$result = '';
|
|
|
3068 |
if ('' === $charSet) {
|
|
|
3069 |
$charSet = $this->CharSet;
|
|
|
3070 |
}
|
|
|
3071 |
if ('' === $contentType) {
|
|
|
3072 |
$contentType = $this->ContentType;
|
|
|
3073 |
}
|
|
|
3074 |
if ('' === $encoding) {
|
|
|
3075 |
$encoding = $this->Encoding;
|
|
|
3076 |
}
|
|
|
3077 |
$result .= $this->textLine('--' . $boundary);
|
|
|
3078 |
$result .= sprintf('Content-Type: %s; charset=%s', $contentType, $charSet);
|
|
|
3079 |
$result .= static::$LE;
|
|
18
|
3080 |
//RFC1341 part 5 says 7bit is assumed if not specified
|
|
16
|
3081 |
if (static::ENCODING_7BIT !== $encoding) {
|
|
|
3082 |
$result .= $this->headerLine('Content-Transfer-Encoding', $encoding);
|
|
|
3083 |
}
|
|
|
3084 |
$result .= static::$LE;
|
|
|
3085 |
|
|
|
3086 |
return $result;
|
|
|
3087 |
}
|
|
|
3088 |
|
|
|
3089 |
/**
|
|
|
3090 |
* Return the end of a message boundary.
|
|
|
3091 |
*
|
|
|
3092 |
* @param string $boundary
|
|
|
3093 |
*
|
|
|
3094 |
* @return string
|
|
|
3095 |
*/
|
|
|
3096 |
protected function endBoundary($boundary)
|
|
|
3097 |
{
|
|
|
3098 |
return static::$LE . '--' . $boundary . '--' . static::$LE;
|
|
|
3099 |
}
|
|
|
3100 |
|
|
|
3101 |
/**
|
|
|
3102 |
* Set the message type.
|
|
|
3103 |
* PHPMailer only supports some preset message types, not arbitrary MIME structures.
|
|
|
3104 |
*/
|
|
|
3105 |
protected function setMessageType()
|
|
|
3106 |
{
|
|
|
3107 |
$type = [];
|
|
|
3108 |
if ($this->alternativeExists()) {
|
|
|
3109 |
$type[] = 'alt';
|
|
|
3110 |
}
|
|
|
3111 |
if ($this->inlineImageExists()) {
|
|
|
3112 |
$type[] = 'inline';
|
|
|
3113 |
}
|
|
|
3114 |
if ($this->attachmentExists()) {
|
|
|
3115 |
$type[] = 'attach';
|
|
|
3116 |
}
|
|
|
3117 |
$this->message_type = implode('_', $type);
|
|
|
3118 |
if ('' === $this->message_type) {
|
|
|
3119 |
//The 'plain' message_type refers to the message having a single body element, not that it is plain-text
|
|
|
3120 |
$this->message_type = 'plain';
|
|
|
3121 |
}
|
|
|
3122 |
}
|
|
|
3123 |
|
|
|
3124 |
/**
|
|
|
3125 |
* Format a header line.
|
|
|
3126 |
*
|
|
|
3127 |
* @param string $name
|
|
|
3128 |
* @param string|int $value
|
|
|
3129 |
*
|
|
|
3130 |
* @return string
|
|
|
3131 |
*/
|
|
|
3132 |
public function headerLine($name, $value)
|
|
|
3133 |
{
|
|
|
3134 |
return $name . ': ' . $value . static::$LE;
|
|
|
3135 |
}
|
|
|
3136 |
|
|
|
3137 |
/**
|
|
|
3138 |
* Return a formatted mail line.
|
|
|
3139 |
*
|
|
|
3140 |
* @param string $value
|
|
|
3141 |
*
|
|
|
3142 |
* @return string
|
|
|
3143 |
*/
|
|
|
3144 |
public function textLine($value)
|
|
|
3145 |
{
|
|
|
3146 |
return $value . static::$LE;
|
|
|
3147 |
}
|
|
|
3148 |
|
|
|
3149 |
/**
|
|
|
3150 |
* Add an attachment from a path on the filesystem.
|
|
|
3151 |
* Never use a user-supplied path to a file!
|
|
|
3152 |
* Returns false if the file could not be found or read.
|
|
|
3153 |
* Explicitly *does not* support passing URLs; PHPMailer is not an HTTP client.
|
|
|
3154 |
* If you need to do that, fetch the resource yourself and pass it in via a local file or string.
|
|
|
3155 |
*
|
|
|
3156 |
* @param string $path Path to the attachment
|
|
|
3157 |
* @param string $name Overrides the attachment name
|
|
|
3158 |
* @param string $encoding File encoding (see $Encoding)
|
|
18
|
3159 |
* @param string $type MIME type, e.g. `image/jpeg`; determined automatically from $path if not specified
|
|
16
|
3160 |
* @param string $disposition Disposition to use
|
|
|
3161 |
*
|
|
|
3162 |
* @throws Exception
|
|
|
3163 |
*
|
|
|
3164 |
* @return bool
|
|
|
3165 |
*/
|
|
|
3166 |
public function addAttachment(
|
|
|
3167 |
$path,
|
|
|
3168 |
$name = '',
|
|
|
3169 |
$encoding = self::ENCODING_BASE64,
|
|
|
3170 |
$type = '',
|
|
|
3171 |
$disposition = 'attachment'
|
|
|
3172 |
) {
|
|
|
3173 |
try {
|
|
18
|
3174 |
if (!static::fileIsAccessible($path)) {
|
|
16
|
3175 |
throw new Exception($this->lang('file_access') . $path, self::STOP_CONTINUE);
|
|
|
3176 |
}
|
|
|
3177 |
|
|
18
|
3178 |
//If a MIME type is not specified, try to work it out from the file name
|
|
16
|
3179 |
if ('' === $type) {
|
|
|
3180 |
$type = static::filenameToType($path);
|
|
|
3181 |
}
|
|
|
3182 |
|
|
|
3183 |
$filename = (string) static::mb_pathinfo($path, PATHINFO_BASENAME);
|
|
|
3184 |
if ('' === $name) {
|
|
|
3185 |
$name = $filename;
|
|
|
3186 |
}
|
|
|
3187 |
if (!$this->validateEncoding($encoding)) {
|
|
|
3188 |
throw new Exception($this->lang('encoding') . $encoding);
|
|
|
3189 |
}
|
|
|
3190 |
|
|
|
3191 |
$this->attachment[] = [
|
|
|
3192 |
0 => $path,
|
|
|
3193 |
1 => $filename,
|
|
|
3194 |
2 => $name,
|
|
|
3195 |
3 => $encoding,
|
|
|
3196 |
4 => $type,
|
|
18
|
3197 |
5 => false, //isStringAttachment
|
|
16
|
3198 |
6 => $disposition,
|
|
|
3199 |
7 => $name,
|
|
|
3200 |
];
|
|
|
3201 |
} catch (Exception $exc) {
|
|
|
3202 |
$this->setError($exc->getMessage());
|
|
|
3203 |
$this->edebug($exc->getMessage());
|
|
|
3204 |
if ($this->exceptions) {
|
|
|
3205 |
throw $exc;
|
|
|
3206 |
}
|
|
|
3207 |
|
|
|
3208 |
return false;
|
|
|
3209 |
}
|
|
|
3210 |
|
|
|
3211 |
return true;
|
|
|
3212 |
}
|
|
|
3213 |
|
|
|
3214 |
/**
|
|
|
3215 |
* Return the array of attachments.
|
|
|
3216 |
*
|
|
|
3217 |
* @return array
|
|
|
3218 |
*/
|
|
|
3219 |
public function getAttachments()
|
|
|
3220 |
{
|
|
|
3221 |
return $this->attachment;
|
|
|
3222 |
}
|
|
|
3223 |
|
|
|
3224 |
/**
|
|
|
3225 |
* Attach all file, string, and binary attachments to the message.
|
|
|
3226 |
* Returns an empty string on failure.
|
|
|
3227 |
*
|
|
|
3228 |
* @param string $disposition_type
|
|
|
3229 |
* @param string $boundary
|
|
|
3230 |
*
|
|
|
3231 |
* @throws Exception
|
|
|
3232 |
*
|
|
|
3233 |
* @return string
|
|
|
3234 |
*/
|
|
|
3235 |
protected function attachAll($disposition_type, $boundary)
|
|
|
3236 |
{
|
|
18
|
3237 |
//Return text of body
|
|
16
|
3238 |
$mime = [];
|
|
|
3239 |
$cidUniq = [];
|
|
|
3240 |
$incl = [];
|
|
|
3241 |
|
|
18
|
3242 |
//Add all attachments
|
|
16
|
3243 |
foreach ($this->attachment as $attachment) {
|
|
18
|
3244 |
//Check if it is a valid disposition_filter
|
|
16
|
3245 |
if ($attachment[6] === $disposition_type) {
|
|
18
|
3246 |
//Check for string attachment
|
|
16
|
3247 |
$string = '';
|
|
|
3248 |
$path = '';
|
|
|
3249 |
$bString = $attachment[5];
|
|
|
3250 |
if ($bString) {
|
|
|
3251 |
$string = $attachment[0];
|
|
|
3252 |
} else {
|
|
|
3253 |
$path = $attachment[0];
|
|
|
3254 |
}
|
|
|
3255 |
|
|
|
3256 |
$inclhash = hash('sha256', serialize($attachment));
|
|
|
3257 |
if (in_array($inclhash, $incl, true)) {
|
|
|
3258 |
continue;
|
|
|
3259 |
}
|
|
|
3260 |
$incl[] = $inclhash;
|
|
|
3261 |
$name = $attachment[2];
|
|
|
3262 |
$encoding = $attachment[3];
|
|
|
3263 |
$type = $attachment[4];
|
|
|
3264 |
$disposition = $attachment[6];
|
|
|
3265 |
$cid = $attachment[7];
|
|
|
3266 |
if ('inline' === $disposition && array_key_exists($cid, $cidUniq)) {
|
|
|
3267 |
continue;
|
|
|
3268 |
}
|
|
|
3269 |
$cidUniq[$cid] = true;
|
|
|
3270 |
|
|
|
3271 |
$mime[] = sprintf('--%s%s', $boundary, static::$LE);
|
|
|
3272 |
//Only include a filename property if we have one
|
|
|
3273 |
if (!empty($name)) {
|
|
|
3274 |
$mime[] = sprintf(
|
|
|
3275 |
'Content-Type: %s; name=%s%s',
|
|
|
3276 |
$type,
|
|
|
3277 |
static::quotedString($this->encodeHeader($this->secureHeader($name))),
|
|
|
3278 |
static::$LE
|
|
|
3279 |
);
|
|
|
3280 |
} else {
|
|
|
3281 |
$mime[] = sprintf(
|
|
|
3282 |
'Content-Type: %s%s',
|
|
|
3283 |
$type,
|
|
|
3284 |
static::$LE
|
|
|
3285 |
);
|
|
|
3286 |
}
|
|
18
|
3287 |
//RFC1341 part 5 says 7bit is assumed if not specified
|
|
16
|
3288 |
if (static::ENCODING_7BIT !== $encoding) {
|
|
|
3289 |
$mime[] = sprintf('Content-Transfer-Encoding: %s%s', $encoding, static::$LE);
|
|
|
3290 |
}
|
|
|
3291 |
|
|
|
3292 |
//Only set Content-IDs on inline attachments
|
|
|
3293 |
if ((string) $cid !== '' && $disposition === 'inline') {
|
|
|
3294 |
$mime[] = 'Content-ID: <' . $this->encodeHeader($this->secureHeader($cid)) . '>' . static::$LE;
|
|
|
3295 |
}
|
|
|
3296 |
|
|
18
|
3297 |
//Allow for bypassing the Content-Disposition header
|
|
16
|
3298 |
if (!empty($disposition)) {
|
|
|
3299 |
$encoded_name = $this->encodeHeader($this->secureHeader($name));
|
|
|
3300 |
if (!empty($encoded_name)) {
|
|
|
3301 |
$mime[] = sprintf(
|
|
|
3302 |
'Content-Disposition: %s; filename=%s%s',
|
|
|
3303 |
$disposition,
|
|
|
3304 |
static::quotedString($encoded_name),
|
|
|
3305 |
static::$LE . static::$LE
|
|
|
3306 |
);
|
|
|
3307 |
} else {
|
|
|
3308 |
$mime[] = sprintf(
|
|
|
3309 |
'Content-Disposition: %s%s',
|
|
|
3310 |
$disposition,
|
|
|
3311 |
static::$LE . static::$LE
|
|
|
3312 |
);
|
|
|
3313 |
}
|
|
|
3314 |
} else {
|
|
|
3315 |
$mime[] = static::$LE;
|
|
|
3316 |
}
|
|
|
3317 |
|
|
18
|
3318 |
//Encode as string attachment
|
|
16
|
3319 |
if ($bString) {
|
|
|
3320 |
$mime[] = $this->encodeString($string, $encoding);
|
|
|
3321 |
} else {
|
|
|
3322 |
$mime[] = $this->encodeFile($path, $encoding);
|
|
|
3323 |
}
|
|
|
3324 |
if ($this->isError()) {
|
|
|
3325 |
return '';
|
|
|
3326 |
}
|
|
|
3327 |
$mime[] = static::$LE;
|
|
|
3328 |
}
|
|
|
3329 |
}
|
|
|
3330 |
|
|
|
3331 |
$mime[] = sprintf('--%s--%s', $boundary, static::$LE);
|
|
|
3332 |
|
|
|
3333 |
return implode('', $mime);
|
|
|
3334 |
}
|
|
|
3335 |
|
|
|
3336 |
/**
|
|
|
3337 |
* Encode a file attachment in requested format.
|
|
|
3338 |
* Returns an empty string on failure.
|
|
|
3339 |
*
|
|
|
3340 |
* @param string $path The full path to the file
|
|
|
3341 |
* @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
|
|
|
3342 |
*
|
|
|
3343 |
* @return string
|
|
|
3344 |
*/
|
|
|
3345 |
protected function encodeFile($path, $encoding = self::ENCODING_BASE64)
|
|
|
3346 |
{
|
|
|
3347 |
try {
|
|
18
|
3348 |
if (!static::fileIsAccessible($path)) {
|
|
16
|
3349 |
throw new Exception($this->lang('file_open') . $path, self::STOP_CONTINUE);
|
|
|
3350 |
}
|
|
|
3351 |
$file_buffer = file_get_contents($path);
|
|
|
3352 |
if (false === $file_buffer) {
|
|
|
3353 |
throw new Exception($this->lang('file_open') . $path, self::STOP_CONTINUE);
|
|
|
3354 |
}
|
|
|
3355 |
$file_buffer = $this->encodeString($file_buffer, $encoding);
|
|
|
3356 |
|
|
|
3357 |
return $file_buffer;
|
|
|
3358 |
} catch (Exception $exc) {
|
|
|
3359 |
$this->setError($exc->getMessage());
|
|
|
3360 |
$this->edebug($exc->getMessage());
|
|
|
3361 |
if ($this->exceptions) {
|
|
|
3362 |
throw $exc;
|
|
|
3363 |
}
|
|
|
3364 |
|
|
|
3365 |
return '';
|
|
|
3366 |
}
|
|
|
3367 |
}
|
|
|
3368 |
|
|
|
3369 |
/**
|
|
|
3370 |
* Encode a string in requested format.
|
|
|
3371 |
* Returns an empty string on failure.
|
|
|
3372 |
*
|
|
|
3373 |
* @param string $str The text to encode
|
|
|
3374 |
* @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
|
|
|
3375 |
*
|
|
|
3376 |
* @throws Exception
|
|
|
3377 |
*
|
|
|
3378 |
* @return string
|
|
|
3379 |
*/
|
|
|
3380 |
public function encodeString($str, $encoding = self::ENCODING_BASE64)
|
|
|
3381 |
{
|
|
|
3382 |
$encoded = '';
|
|
|
3383 |
switch (strtolower($encoding)) {
|
|
|
3384 |
case static::ENCODING_BASE64:
|
|
|
3385 |
$encoded = chunk_split(
|
|
|
3386 |
base64_encode($str),
|
|
|
3387 |
static::STD_LINE_LENGTH,
|
|
|
3388 |
static::$LE
|
|
|
3389 |
);
|
|
|
3390 |
break;
|
|
|
3391 |
case static::ENCODING_7BIT:
|
|
|
3392 |
case static::ENCODING_8BIT:
|
|
|
3393 |
$encoded = static::normalizeBreaks($str);
|
|
18
|
3394 |
//Make sure it ends with a line break
|
|
16
|
3395 |
if (substr($encoded, -(strlen(static::$LE))) !== static::$LE) {
|
|
|
3396 |
$encoded .= static::$LE;
|
|
|
3397 |
}
|
|
|
3398 |
break;
|
|
|
3399 |
case static::ENCODING_BINARY:
|
|
|
3400 |
$encoded = $str;
|
|
|
3401 |
break;
|
|
|
3402 |
case static::ENCODING_QUOTED_PRINTABLE:
|
|
|
3403 |
$encoded = $this->encodeQP($str);
|
|
|
3404 |
break;
|
|
|
3405 |
default:
|
|
|
3406 |
$this->setError($this->lang('encoding') . $encoding);
|
|
|
3407 |
if ($this->exceptions) {
|
|
|
3408 |
throw new Exception($this->lang('encoding') . $encoding);
|
|
|
3409 |
}
|
|
|
3410 |
break;
|
|
|
3411 |
}
|
|
|
3412 |
|
|
|
3413 |
return $encoded;
|
|
|
3414 |
}
|
|
|
3415 |
|
|
|
3416 |
/**
|
|
|
3417 |
* Encode a header value (not including its label) optimally.
|
|
|
3418 |
* Picks shortest of Q, B, or none. Result includes folding if needed.
|
|
|
3419 |
* See RFC822 definitions for phrase, comment and text positions.
|
|
|
3420 |
*
|
|
|
3421 |
* @param string $str The header value to encode
|
|
|
3422 |
* @param string $position What context the string will be used in
|
|
|
3423 |
*
|
|
|
3424 |
* @return string
|
|
|
3425 |
*/
|
|
|
3426 |
public function encodeHeader($str, $position = 'text')
|
|
|
3427 |
{
|
|
|
3428 |
$matchcount = 0;
|
|
|
3429 |
switch (strtolower($position)) {
|
|
|
3430 |
case 'phrase':
|
|
|
3431 |
if (!preg_match('/[\200-\377]/', $str)) {
|
|
18
|
3432 |
//Can't use addslashes as we don't know the value of magic_quotes_sybase
|
|
16
|
3433 |
$encoded = addcslashes($str, "\0..\37\177\\\"");
|
|
|
3434 |
if (($str === $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
|
|
|
3435 |
return $encoded;
|
|
|
3436 |
}
|
|
|
3437 |
|
|
|
3438 |
return "\"$encoded\"";
|
|
|
3439 |
}
|
|
|
3440 |
$matchcount = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
|
|
|
3441 |
break;
|
|
|
3442 |
/* @noinspection PhpMissingBreakStatementInspection */
|
|
|
3443 |
case 'comment':
|
|
|
3444 |
$matchcount = preg_match_all('/[()"]/', $str, $matches);
|
|
|
3445 |
//fallthrough
|
|
|
3446 |
case 'text':
|
|
|
3447 |
default:
|
|
|
3448 |
$matchcount += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
|
|
|
3449 |
break;
|
|
|
3450 |
}
|
|
|
3451 |
|
|
|
3452 |
if ($this->has8bitChars($str)) {
|
|
|
3453 |
$charset = $this->CharSet;
|
|
|
3454 |
} else {
|
|
|
3455 |
$charset = static::CHARSET_ASCII;
|
|
|
3456 |
}
|
|
|
3457 |
|
|
18
|
3458 |
//Q/B encoding adds 8 chars and the charset ("` =?<charset>?[QB]?<content>?=`").
|
|
16
|
3459 |
$overhead = 8 + strlen($charset);
|
|
|
3460 |
|
|
|
3461 |
if ('mail' === $this->Mailer) {
|
|
|
3462 |
$maxlen = static::MAIL_MAX_LINE_LENGTH - $overhead;
|
|
|
3463 |
} else {
|
|
|
3464 |
$maxlen = static::MAX_LINE_LENGTH - $overhead;
|
|
|
3465 |
}
|
|
|
3466 |
|
|
18
|
3467 |
//Select the encoding that produces the shortest output and/or prevents corruption.
|
|
16
|
3468 |
if ($matchcount > strlen($str) / 3) {
|
|
18
|
3469 |
//More than 1/3 of the content needs encoding, use B-encode.
|
|
16
|
3470 |
$encoding = 'B';
|
|
|
3471 |
} elseif ($matchcount > 0) {
|
|
18
|
3472 |
//Less than 1/3 of the content needs encoding, use Q-encode.
|
|
16
|
3473 |
$encoding = 'Q';
|
|
|
3474 |
} elseif (strlen($str) > $maxlen) {
|
|
18
|
3475 |
//No encoding needed, but value exceeds max line length, use Q-encode to prevent corruption.
|
|
16
|
3476 |
$encoding = 'Q';
|
|
|
3477 |
} else {
|
|
18
|
3478 |
//No reformatting needed
|
|
16
|
3479 |
$encoding = false;
|
|
|
3480 |
}
|
|
|
3481 |
|
|
|
3482 |
switch ($encoding) {
|
|
|
3483 |
case 'B':
|
|
|
3484 |
if ($this->hasMultiBytes($str)) {
|
|
18
|
3485 |
//Use a custom function which correctly encodes and wraps long
|
|
|
3486 |
//multibyte strings without breaking lines within a character
|
|
16
|
3487 |
$encoded = $this->base64EncodeWrapMB($str, "\n");
|
|
|
3488 |
} else {
|
|
|
3489 |
$encoded = base64_encode($str);
|
|
|
3490 |
$maxlen -= $maxlen % 4;
|
|
|
3491 |
$encoded = trim(chunk_split($encoded, $maxlen, "\n"));
|
|
|
3492 |
}
|
|
|
3493 |
$encoded = preg_replace('/^(.*)$/m', ' =?' . $charset . "?$encoding?\\1?=", $encoded);
|
|
|
3494 |
break;
|
|
|
3495 |
case 'Q':
|
|
|
3496 |
$encoded = $this->encodeQ($str, $position);
|
|
|
3497 |
$encoded = $this->wrapText($encoded, $maxlen, true);
|
|
|
3498 |
$encoded = str_replace('=' . static::$LE, "\n", trim($encoded));
|
|
|
3499 |
$encoded = preg_replace('/^(.*)$/m', ' =?' . $charset . "?$encoding?\\1?=", $encoded);
|
|
|
3500 |
break;
|
|
|
3501 |
default:
|
|
|
3502 |
return $str;
|
|
|
3503 |
}
|
|
|
3504 |
|
|
|
3505 |
return trim(static::normalizeBreaks($encoded));
|
|
|
3506 |
}
|
|
|
3507 |
|
|
|
3508 |
/**
|
|
|
3509 |
* Check if a string contains multi-byte characters.
|
|
|
3510 |
*
|
|
|
3511 |
* @param string $str multi-byte text to wrap encode
|
|
|
3512 |
*
|
|
|
3513 |
* @return bool
|
|
|
3514 |
*/
|
|
|
3515 |
public function hasMultiBytes($str)
|
|
|
3516 |
{
|
|
|
3517 |
if (function_exists('mb_strlen')) {
|
|
|
3518 |
return strlen($str) > mb_strlen($str, $this->CharSet);
|
|
|
3519 |
}
|
|
|
3520 |
|
|
18
|
3521 |
//Assume no multibytes (we can't handle without mbstring functions anyway)
|
|
16
|
3522 |
return false;
|
|
|
3523 |
}
|
|
|
3524 |
|
|
|
3525 |
/**
|
|
|
3526 |
* Does a string contain any 8-bit chars (in any charset)?
|
|
|
3527 |
*
|
|
|
3528 |
* @param string $text
|
|
|
3529 |
*
|
|
|
3530 |
* @return bool
|
|
|
3531 |
*/
|
|
|
3532 |
public function has8bitChars($text)
|
|
|
3533 |
{
|
|
|
3534 |
return (bool) preg_match('/[\x80-\xFF]/', $text);
|
|
|
3535 |
}
|
|
|
3536 |
|
|
|
3537 |
/**
|
|
|
3538 |
* Encode and wrap long multibyte strings for mail headers
|
|
|
3539 |
* without breaking lines within a character.
|
|
|
3540 |
* Adapted from a function by paravoid.
|
|
|
3541 |
*
|
|
|
3542 |
* @see http://www.php.net/manual/en/function.mb-encode-mimeheader.php#60283
|
|
|
3543 |
*
|
|
|
3544 |
* @param string $str multi-byte text to wrap encode
|
|
|
3545 |
* @param string $linebreak string to use as linefeed/end-of-line
|
|
|
3546 |
*
|
|
|
3547 |
* @return string
|
|
|
3548 |
*/
|
|
|
3549 |
public function base64EncodeWrapMB($str, $linebreak = null)
|
|
|
3550 |
{
|
|
|
3551 |
$start = '=?' . $this->CharSet . '?B?';
|
|
|
3552 |
$end = '?=';
|
|
|
3553 |
$encoded = '';
|
|
|
3554 |
if (null === $linebreak) {
|
|
|
3555 |
$linebreak = static::$LE;
|
|
|
3556 |
}
|
|
|
3557 |
|
|
|
3558 |
$mb_length = mb_strlen($str, $this->CharSet);
|
|
18
|
3559 |
//Each line must have length <= 75, including $start and $end
|
|
16
|
3560 |
$length = 75 - strlen($start) - strlen($end);
|
|
18
|
3561 |
//Average multi-byte ratio
|
|
16
|
3562 |
$ratio = $mb_length / strlen($str);
|
|
18
|
3563 |
//Base64 has a 4:3 ratio
|
|
16
|
3564 |
$avgLength = floor($length * $ratio * .75);
|
|
|
3565 |
|
|
|
3566 |
$offset = 0;
|
|
|
3567 |
for ($i = 0; $i < $mb_length; $i += $offset) {
|
|
|
3568 |
$lookBack = 0;
|
|
|
3569 |
do {
|
|
|
3570 |
$offset = $avgLength - $lookBack;
|
|
|
3571 |
$chunk = mb_substr($str, $i, $offset, $this->CharSet);
|
|
|
3572 |
$chunk = base64_encode($chunk);
|
|
|
3573 |
++$lookBack;
|
|
|
3574 |
} while (strlen($chunk) > $length);
|
|
|
3575 |
$encoded .= $chunk . $linebreak;
|
|
|
3576 |
}
|
|
|
3577 |
|
|
18
|
3578 |
//Chomp the last linefeed
|
|
16
|
3579 |
return substr($encoded, 0, -strlen($linebreak));
|
|
|
3580 |
}
|
|
|
3581 |
|
|
|
3582 |
/**
|
|
|
3583 |
* Encode a string in quoted-printable format.
|
|
|
3584 |
* According to RFC2045 section 6.7.
|
|
|
3585 |
*
|
|
|
3586 |
* @param string $string The text to encode
|
|
|
3587 |
*
|
|
|
3588 |
* @return string
|
|
|
3589 |
*/
|
|
|
3590 |
public function encodeQP($string)
|
|
|
3591 |
{
|
|
|
3592 |
return static::normalizeBreaks(quoted_printable_encode($string));
|
|
|
3593 |
}
|
|
|
3594 |
|
|
|
3595 |
/**
|
|
|
3596 |
* Encode a string using Q encoding.
|
|
|
3597 |
*
|
|
|
3598 |
* @see http://tools.ietf.org/html/rfc2047#section-4.2
|
|
|
3599 |
*
|
|
|
3600 |
* @param string $str the text to encode
|
|
|
3601 |
* @param string $position Where the text is going to be used, see the RFC for what that means
|
|
|
3602 |
*
|
|
|
3603 |
* @return string
|
|
|
3604 |
*/
|
|
|
3605 |
public function encodeQ($str, $position = 'text')
|
|
|
3606 |
{
|
|
18
|
3607 |
//There should not be any EOL in the string
|
|
16
|
3608 |
$pattern = '';
|
|
|
3609 |
$encoded = str_replace(["\r", "\n"], '', $str);
|
|
|
3610 |
switch (strtolower($position)) {
|
|
|
3611 |
case 'phrase':
|
|
18
|
3612 |
//RFC 2047 section 5.3
|
|
16
|
3613 |
$pattern = '^A-Za-z0-9!*+\/ -';
|
|
|
3614 |
break;
|
|
|
3615 |
/*
|
|
|
3616 |
* RFC 2047 section 5.2.
|
|
|
3617 |
* Build $pattern without including delimiters and []
|
|
|
3618 |
*/
|
|
|
3619 |
/* @noinspection PhpMissingBreakStatementInspection */
|
|
|
3620 |
case 'comment':
|
|
|
3621 |
$pattern = '\(\)"';
|
|
|
3622 |
/* Intentional fall through */
|
|
|
3623 |
case 'text':
|
|
|
3624 |
default:
|
|
18
|
3625 |
//RFC 2047 section 5.1
|
|
|
3626 |
//Replace every high ascii, control, =, ? and _ characters
|
|
16
|
3627 |
$pattern = '\000-\011\013\014\016-\037\075\077\137\177-\377' . $pattern;
|
|
|
3628 |
break;
|
|
|
3629 |
}
|
|
|
3630 |
$matches = [];
|
|
|
3631 |
if (preg_match_all("/[{$pattern}]/", $encoded, $matches)) {
|
|
18
|
3632 |
//If the string contains an '=', make sure it's the first thing we replace
|
|
|
3633 |
//so as to avoid double-encoding
|
|
16
|
3634 |
$eqkey = array_search('=', $matches[0], true);
|
|
|
3635 |
if (false !== $eqkey) {
|
|
|
3636 |
unset($matches[0][$eqkey]);
|
|
|
3637 |
array_unshift($matches[0], '=');
|
|
|
3638 |
}
|
|
|
3639 |
foreach (array_unique($matches[0]) as $char) {
|
|
|
3640 |
$encoded = str_replace($char, '=' . sprintf('%02X', ord($char)), $encoded);
|
|
|
3641 |
}
|
|
|
3642 |
}
|
|
18
|
3643 |
//Replace spaces with _ (more readable than =20)
|
|
|
3644 |
//RFC 2047 section 4.2(2)
|
|
16
|
3645 |
return str_replace(' ', '_', $encoded);
|
|
|
3646 |
}
|
|
|
3647 |
|
|
|
3648 |
/**
|
|
|
3649 |
* Add a string or binary attachment (non-filesystem).
|
|
|
3650 |
* This method can be used to attach ascii or binary data,
|
|
|
3651 |
* such as a BLOB record from a database.
|
|
|
3652 |
*
|
|
|
3653 |
* @param string $string String attachment data
|
|
|
3654 |
* @param string $filename Name of the attachment
|
|
|
3655 |
* @param string $encoding File encoding (see $Encoding)
|
|
|
3656 |
* @param string $type File extension (MIME) type
|
|
|
3657 |
* @param string $disposition Disposition to use
|
|
|
3658 |
*
|
|
|
3659 |
* @throws Exception
|
|
|
3660 |
*
|
|
|
3661 |
* @return bool True on successfully adding an attachment
|
|
|
3662 |
*/
|
|
|
3663 |
public function addStringAttachment(
|
|
|
3664 |
$string,
|
|
|
3665 |
$filename,
|
|
|
3666 |
$encoding = self::ENCODING_BASE64,
|
|
|
3667 |
$type = '',
|
|
|
3668 |
$disposition = 'attachment'
|
|
|
3669 |
) {
|
|
|
3670 |
try {
|
|
18
|
3671 |
//If a MIME type is not specified, try to work it out from the file name
|
|
16
|
3672 |
if ('' === $type) {
|
|
|
3673 |
$type = static::filenameToType($filename);
|
|
|
3674 |
}
|
|
|
3675 |
|
|
|
3676 |
if (!$this->validateEncoding($encoding)) {
|
|
|
3677 |
throw new Exception($this->lang('encoding') . $encoding);
|
|
|
3678 |
}
|
|
|
3679 |
|
|
18
|
3680 |
//Append to $attachment array
|
|
16
|
3681 |
$this->attachment[] = [
|
|
|
3682 |
0 => $string,
|
|
|
3683 |
1 => $filename,
|
|
|
3684 |
2 => static::mb_pathinfo($filename, PATHINFO_BASENAME),
|
|
|
3685 |
3 => $encoding,
|
|
|
3686 |
4 => $type,
|
|
18
|
3687 |
5 => true, //isStringAttachment
|
|
16
|
3688 |
6 => $disposition,
|
|
|
3689 |
7 => 0,
|
|
|
3690 |
];
|
|
|
3691 |
} catch (Exception $exc) {
|
|
|
3692 |
$this->setError($exc->getMessage());
|
|
|
3693 |
$this->edebug($exc->getMessage());
|
|
|
3694 |
if ($this->exceptions) {
|
|
|
3695 |
throw $exc;
|
|
|
3696 |
}
|
|
|
3697 |
|
|
|
3698 |
return false;
|
|
|
3699 |
}
|
|
|
3700 |
|
|
|
3701 |
return true;
|
|
|
3702 |
}
|
|
|
3703 |
|
|
|
3704 |
/**
|
|
|
3705 |
* Add an embedded (inline) attachment from a file.
|
|
|
3706 |
* This can include images, sounds, and just about any other document type.
|
|
|
3707 |
* These differ from 'regular' attachments in that they are intended to be
|
|
|
3708 |
* displayed inline with the message, not just attached for download.
|
|
|
3709 |
* This is used in HTML messages that embed the images
|
|
|
3710 |
* the HTML refers to using the $cid value.
|
|
|
3711 |
* Never use a user-supplied path to a file!
|
|
|
3712 |
*
|
|
|
3713 |
* @param string $path Path to the attachment
|
|
|
3714 |
* @param string $cid Content ID of the attachment; Use this to reference
|
|
|
3715 |
* the content when using an embedded image in HTML
|
|
|
3716 |
* @param string $name Overrides the attachment name
|
|
|
3717 |
* @param string $encoding File encoding (see $Encoding)
|
|
|
3718 |
* @param string $type File MIME type
|
|
|
3719 |
* @param string $disposition Disposition to use
|
|
|
3720 |
*
|
|
|
3721 |
* @throws Exception
|
|
|
3722 |
*
|
|
|
3723 |
* @return bool True on successfully adding an attachment
|
|
|
3724 |
*/
|
|
|
3725 |
public function addEmbeddedImage(
|
|
|
3726 |
$path,
|
|
|
3727 |
$cid,
|
|
|
3728 |
$name = '',
|
|
|
3729 |
$encoding = self::ENCODING_BASE64,
|
|
|
3730 |
$type = '',
|
|
|
3731 |
$disposition = 'inline'
|
|
|
3732 |
) {
|
|
|
3733 |
try {
|
|
18
|
3734 |
if (!static::fileIsAccessible($path)) {
|
|
16
|
3735 |
throw new Exception($this->lang('file_access') . $path, self::STOP_CONTINUE);
|
|
|
3736 |
}
|
|
|
3737 |
|
|
18
|
3738 |
//If a MIME type is not specified, try to work it out from the file name
|
|
16
|
3739 |
if ('' === $type) {
|
|
|
3740 |
$type = static::filenameToType($path);
|
|
|
3741 |
}
|
|
|
3742 |
|
|
|
3743 |
if (!$this->validateEncoding($encoding)) {
|
|
|
3744 |
throw new Exception($this->lang('encoding') . $encoding);
|
|
|
3745 |
}
|
|
|
3746 |
|
|
|
3747 |
$filename = (string) static::mb_pathinfo($path, PATHINFO_BASENAME);
|
|
|
3748 |
if ('' === $name) {
|
|
|
3749 |
$name = $filename;
|
|
|
3750 |
}
|
|
|
3751 |
|
|
18
|
3752 |
//Append to $attachment array
|
|
16
|
3753 |
$this->attachment[] = [
|
|
|
3754 |
0 => $path,
|
|
|
3755 |
1 => $filename,
|
|
|
3756 |
2 => $name,
|
|
|
3757 |
3 => $encoding,
|
|
|
3758 |
4 => $type,
|
|
18
|
3759 |
5 => false, //isStringAttachment
|
|
16
|
3760 |
6 => $disposition,
|
|
|
3761 |
7 => $cid,
|
|
|
3762 |
];
|
|
|
3763 |
} catch (Exception $exc) {
|
|
|
3764 |
$this->setError($exc->getMessage());
|
|
|
3765 |
$this->edebug($exc->getMessage());
|
|
|
3766 |
if ($this->exceptions) {
|
|
|
3767 |
throw $exc;
|
|
|
3768 |
}
|
|
|
3769 |
|
|
|
3770 |
return false;
|
|
|
3771 |
}
|
|
|
3772 |
|
|
|
3773 |
return true;
|
|
|
3774 |
}
|
|
|
3775 |
|
|
|
3776 |
/**
|
|
|
3777 |
* Add an embedded stringified attachment.
|
|
|
3778 |
* This can include images, sounds, and just about any other document type.
|
|
|
3779 |
* If your filename doesn't contain an extension, be sure to set the $type to an appropriate MIME type.
|
|
|
3780 |
*
|
|
|
3781 |
* @param string $string The attachment binary data
|
|
|
3782 |
* @param string $cid Content ID of the attachment; Use this to reference
|
|
|
3783 |
* the content when using an embedded image in HTML
|
|
|
3784 |
* @param string $name A filename for the attachment. If this contains an extension,
|
|
|
3785 |
* PHPMailer will attempt to set a MIME type for the attachment.
|
|
|
3786 |
* For example 'file.jpg' would get an 'image/jpeg' MIME type.
|
|
|
3787 |
* @param string $encoding File encoding (see $Encoding), defaults to 'base64'
|
|
|
3788 |
* @param string $type MIME type - will be used in preference to any automatically derived type
|
|
|
3789 |
* @param string $disposition Disposition to use
|
|
|
3790 |
*
|
|
|
3791 |
* @throws Exception
|
|
|
3792 |
*
|
|
|
3793 |
* @return bool True on successfully adding an attachment
|
|
|
3794 |
*/
|
|
|
3795 |
public function addStringEmbeddedImage(
|
|
|
3796 |
$string,
|
|
|
3797 |
$cid,
|
|
|
3798 |
$name = '',
|
|
|
3799 |
$encoding = self::ENCODING_BASE64,
|
|
|
3800 |
$type = '',
|
|
|
3801 |
$disposition = 'inline'
|
|
|
3802 |
) {
|
|
|
3803 |
try {
|
|
18
|
3804 |
//If a MIME type is not specified, try to work it out from the name
|
|
16
|
3805 |
if ('' === $type && !empty($name)) {
|
|
|
3806 |
$type = static::filenameToType($name);
|
|
|
3807 |
}
|
|
|
3808 |
|
|
|
3809 |
if (!$this->validateEncoding($encoding)) {
|
|
|
3810 |
throw new Exception($this->lang('encoding') . $encoding);
|
|
|
3811 |
}
|
|
|
3812 |
|
|
18
|
3813 |
//Append to $attachment array
|
|
16
|
3814 |
$this->attachment[] = [
|
|
|
3815 |
0 => $string,
|
|
|
3816 |
1 => $name,
|
|
|
3817 |
2 => $name,
|
|
|
3818 |
3 => $encoding,
|
|
|
3819 |
4 => $type,
|
|
18
|
3820 |
5 => true, //isStringAttachment
|
|
16
|
3821 |
6 => $disposition,
|
|
|
3822 |
7 => $cid,
|
|
|
3823 |
];
|
|
|
3824 |
} catch (Exception $exc) {
|
|
|
3825 |
$this->setError($exc->getMessage());
|
|
|
3826 |
$this->edebug($exc->getMessage());
|
|
|
3827 |
if ($this->exceptions) {
|
|
|
3828 |
throw $exc;
|
|
|
3829 |
}
|
|
|
3830 |
|
|
|
3831 |
return false;
|
|
|
3832 |
}
|
|
|
3833 |
|
|
|
3834 |
return true;
|
|
|
3835 |
}
|
|
|
3836 |
|
|
|
3837 |
/**
|
|
|
3838 |
* Validate encodings.
|
|
|
3839 |
*
|
|
|
3840 |
* @param string $encoding
|
|
|
3841 |
*
|
|
|
3842 |
* @return bool
|
|
|
3843 |
*/
|
|
|
3844 |
protected function validateEncoding($encoding)
|
|
|
3845 |
{
|
|
|
3846 |
return in_array(
|
|
|
3847 |
$encoding,
|
|
|
3848 |
[
|
|
|
3849 |
self::ENCODING_7BIT,
|
|
|
3850 |
self::ENCODING_QUOTED_PRINTABLE,
|
|
|
3851 |
self::ENCODING_BASE64,
|
|
|
3852 |
self::ENCODING_8BIT,
|
|
|
3853 |
self::ENCODING_BINARY,
|
|
|
3854 |
],
|
|
|
3855 |
true
|
|
|
3856 |
);
|
|
|
3857 |
}
|
|
|
3858 |
|
|
|
3859 |
/**
|
|
|
3860 |
* Check if an embedded attachment is present with this cid.
|
|
|
3861 |
*
|
|
|
3862 |
* @param string $cid
|
|
|
3863 |
*
|
|
|
3864 |
* @return bool
|
|
|
3865 |
*/
|
|
|
3866 |
protected function cidExists($cid)
|
|
|
3867 |
{
|
|
|
3868 |
foreach ($this->attachment as $attachment) {
|
|
|
3869 |
if ('inline' === $attachment[6] && $cid === $attachment[7]) {
|
|
|
3870 |
return true;
|
|
|
3871 |
}
|
|
|
3872 |
}
|
|
|
3873 |
|
|
|
3874 |
return false;
|
|
|
3875 |
}
|
|
|
3876 |
|
|
|
3877 |
/**
|
|
|
3878 |
* Check if an inline attachment is present.
|
|
|
3879 |
*
|
|
|
3880 |
* @return bool
|
|
|
3881 |
*/
|
|
|
3882 |
public function inlineImageExists()
|
|
|
3883 |
{
|
|
|
3884 |
foreach ($this->attachment as $attachment) {
|
|
|
3885 |
if ('inline' === $attachment[6]) {
|
|
|
3886 |
return true;
|
|
|
3887 |
}
|
|
|
3888 |
}
|
|
|
3889 |
|
|
|
3890 |
return false;
|
|
|
3891 |
}
|
|
|
3892 |
|
|
|
3893 |
/**
|
|
|
3894 |
* Check if an attachment (non-inline) is present.
|
|
|
3895 |
*
|
|
|
3896 |
* @return bool
|
|
|
3897 |
*/
|
|
|
3898 |
public function attachmentExists()
|
|
|
3899 |
{
|
|
|
3900 |
foreach ($this->attachment as $attachment) {
|
|
|
3901 |
if ('attachment' === $attachment[6]) {
|
|
|
3902 |
return true;
|
|
|
3903 |
}
|
|
|
3904 |
}
|
|
|
3905 |
|
|
|
3906 |
return false;
|
|
|
3907 |
}
|
|
|
3908 |
|
|
|
3909 |
/**
|
|
|
3910 |
* Check if this message has an alternative body set.
|
|
|
3911 |
*
|
|
|
3912 |
* @return bool
|
|
|
3913 |
*/
|
|
|
3914 |
public function alternativeExists()
|
|
|
3915 |
{
|
|
|
3916 |
return !empty($this->AltBody);
|
|
|
3917 |
}
|
|
|
3918 |
|
|
|
3919 |
/**
|
|
|
3920 |
* Clear queued addresses of given kind.
|
|
|
3921 |
*
|
|
|
3922 |
* @param string $kind 'to', 'cc', or 'bcc'
|
|
|
3923 |
*/
|
|
|
3924 |
public function clearQueuedAddresses($kind)
|
|
|
3925 |
{
|
|
|
3926 |
$this->RecipientsQueue = array_filter(
|
|
|
3927 |
$this->RecipientsQueue,
|
|
|
3928 |
static function ($params) use ($kind) {
|
|
|
3929 |
return $params[0] !== $kind;
|
|
|
3930 |
}
|
|
|
3931 |
);
|
|
|
3932 |
}
|
|
|
3933 |
|
|
|
3934 |
/**
|
|
|
3935 |
* Clear all To recipients.
|
|
|
3936 |
*/
|
|
|
3937 |
public function clearAddresses()
|
|
|
3938 |
{
|
|
|
3939 |
foreach ($this->to as $to) {
|
|
|
3940 |
unset($this->all_recipients[strtolower($to[0])]);
|
|
|
3941 |
}
|
|
|
3942 |
$this->to = [];
|
|
|
3943 |
$this->clearQueuedAddresses('to');
|
|
|
3944 |
}
|
|
|
3945 |
|
|
|
3946 |
/**
|
|
|
3947 |
* Clear all CC recipients.
|
|
|
3948 |
*/
|
|
|
3949 |
public function clearCCs()
|
|
|
3950 |
{
|
|
|
3951 |
foreach ($this->cc as $cc) {
|
|
|
3952 |
unset($this->all_recipients[strtolower($cc[0])]);
|
|
|
3953 |
}
|
|
|
3954 |
$this->cc = [];
|
|
|
3955 |
$this->clearQueuedAddresses('cc');
|
|
|
3956 |
}
|
|
|
3957 |
|
|
|
3958 |
/**
|
|
|
3959 |
* Clear all BCC recipients.
|
|
|
3960 |
*/
|
|
|
3961 |
public function clearBCCs()
|
|
|
3962 |
{
|
|
|
3963 |
foreach ($this->bcc as $bcc) {
|
|
|
3964 |
unset($this->all_recipients[strtolower($bcc[0])]);
|
|
|
3965 |
}
|
|
|
3966 |
$this->bcc = [];
|
|
|
3967 |
$this->clearQueuedAddresses('bcc');
|
|
|
3968 |
}
|
|
|
3969 |
|
|
|
3970 |
/**
|
|
|
3971 |
* Clear all ReplyTo recipients.
|
|
|
3972 |
*/
|
|
|
3973 |
public function clearReplyTos()
|
|
|
3974 |
{
|
|
|
3975 |
$this->ReplyTo = [];
|
|
|
3976 |
$this->ReplyToQueue = [];
|
|
|
3977 |
}
|
|
|
3978 |
|
|
|
3979 |
/**
|
|
|
3980 |
* Clear all recipient types.
|
|
|
3981 |
*/
|
|
|
3982 |
public function clearAllRecipients()
|
|
|
3983 |
{
|
|
|
3984 |
$this->to = [];
|
|
|
3985 |
$this->cc = [];
|
|
|
3986 |
$this->bcc = [];
|
|
|
3987 |
$this->all_recipients = [];
|
|
|
3988 |
$this->RecipientsQueue = [];
|
|
|
3989 |
}
|
|
|
3990 |
|
|
|
3991 |
/**
|
|
|
3992 |
* Clear all filesystem, string, and binary attachments.
|
|
|
3993 |
*/
|
|
|
3994 |
public function clearAttachments()
|
|
|
3995 |
{
|
|
|
3996 |
$this->attachment = [];
|
|
|
3997 |
}
|
|
|
3998 |
|
|
|
3999 |
/**
|
|
|
4000 |
* Clear all custom headers.
|
|
|
4001 |
*/
|
|
|
4002 |
public function clearCustomHeaders()
|
|
|
4003 |
{
|
|
|
4004 |
$this->CustomHeader = [];
|
|
|
4005 |
}
|
|
|
4006 |
|
|
|
4007 |
/**
|
|
|
4008 |
* Add an error message to the error container.
|
|
|
4009 |
*
|
|
|
4010 |
* @param string $msg
|
|
|
4011 |
*/
|
|
|
4012 |
protected function setError($msg)
|
|
|
4013 |
{
|
|
|
4014 |
++$this->error_count;
|
|
|
4015 |
if ('smtp' === $this->Mailer && null !== $this->smtp) {
|
|
|
4016 |
$lasterror = $this->smtp->getError();
|
|
|
4017 |
if (!empty($lasterror['error'])) {
|
|
|
4018 |
$msg .= $this->lang('smtp_error') . $lasterror['error'];
|
|
|
4019 |
if (!empty($lasterror['detail'])) {
|
|
19
|
4020 |
$msg .= ' ' . $this->lang('smtp_detail') . $lasterror['detail'];
|
|
16
|
4021 |
}
|
|
|
4022 |
if (!empty($lasterror['smtp_code'])) {
|
|
19
|
4023 |
$msg .= ' ' . $this->lang('smtp_code') . $lasterror['smtp_code'];
|
|
16
|
4024 |
}
|
|
|
4025 |
if (!empty($lasterror['smtp_code_ex'])) {
|
|
19
|
4026 |
$msg .= ' ' . $this->lang('smtp_code_ex') . $lasterror['smtp_code_ex'];
|
|
16
|
4027 |
}
|
|
|
4028 |
}
|
|
|
4029 |
}
|
|
|
4030 |
$this->ErrorInfo = $msg;
|
|
|
4031 |
}
|
|
|
4032 |
|
|
|
4033 |
/**
|
|
|
4034 |
* Return an RFC 822 formatted date.
|
|
|
4035 |
*
|
|
|
4036 |
* @return string
|
|
|
4037 |
*/
|
|
|
4038 |
public static function rfcDate()
|
|
|
4039 |
{
|
|
18
|
4040 |
//Set the time zone to whatever the default is to avoid 500 errors
|
|
|
4041 |
//Will default to UTC if it's not set properly in php.ini
|
|
16
|
4042 |
date_default_timezone_set(@date_default_timezone_get());
|
|
|
4043 |
|
|
|
4044 |
return date('D, j M Y H:i:s O');
|
|
|
4045 |
}
|
|
|
4046 |
|
|
|
4047 |
/**
|
|
|
4048 |
* Get the server hostname.
|
|
|
4049 |
* Returns 'localhost.localdomain' if unknown.
|
|
|
4050 |
*
|
|
|
4051 |
* @return string
|
|
|
4052 |
*/
|
|
|
4053 |
protected function serverHostname()
|
|
|
4054 |
{
|
|
|
4055 |
$result = '';
|
|
|
4056 |
if (!empty($this->Hostname)) {
|
|
|
4057 |
$result = $this->Hostname;
|
|
|
4058 |
} elseif (isset($_SERVER) && array_key_exists('SERVER_NAME', $_SERVER)) {
|
|
|
4059 |
$result = $_SERVER['SERVER_NAME'];
|
|
|
4060 |
} elseif (function_exists('gethostname') && gethostname() !== false) {
|
|
|
4061 |
$result = gethostname();
|
|
|
4062 |
} elseif (php_uname('n') !== false) {
|
|
|
4063 |
$result = php_uname('n');
|
|
|
4064 |
}
|
|
|
4065 |
if (!static::isValidHost($result)) {
|
|
|
4066 |
return 'localhost.localdomain';
|
|
|
4067 |
}
|
|
|
4068 |
|
|
|
4069 |
return $result;
|
|
|
4070 |
}
|
|
|
4071 |
|
|
|
4072 |
/**
|
|
|
4073 |
* Validate whether a string contains a valid value to use as a hostname or IP address.
|
|
|
4074 |
* IPv6 addresses must include [], e.g. `[::1]`, not just `::1`.
|
|
|
4075 |
*
|
|
|
4076 |
* @param string $host The host name or IP address to check
|
|
|
4077 |
*
|
|
|
4078 |
* @return bool
|
|
|
4079 |
*/
|
|
|
4080 |
public static function isValidHost($host)
|
|
|
4081 |
{
|
|
|
4082 |
//Simple syntax limits
|
|
18
|
4083 |
if (
|
|
|
4084 |
empty($host)
|
|
16
|
4085 |
|| !is_string($host)
|
|
|
4086 |
|| strlen($host) > 256
|
|
19
|
4087 |
|| !preg_match('/^([a-zA-Z\d.-]*|\[[a-fA-F\d:]+\])$/', $host)
|
|
16
|
4088 |
) {
|
|
|
4089 |
return false;
|
|
|
4090 |
}
|
|
|
4091 |
//Looks like a bracketed IPv6 address
|
|
|
4092 |
if (strlen($host) > 2 && substr($host, 0, 1) === '[' && substr($host, -1, 1) === ']') {
|
|
|
4093 |
return filter_var(substr($host, 1, -1), FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) !== false;
|
|
|
4094 |
}
|
|
|
4095 |
//If removing all the dots results in a numeric string, it must be an IPv4 address.
|
|
|
4096 |
//Need to check this first because otherwise things like `999.0.0.0` are considered valid host names
|
|
|
4097 |
if (is_numeric(str_replace('.', '', $host))) {
|
|
|
4098 |
//Is it a valid IPv4 address?
|
|
|
4099 |
return filter_var($host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) !== false;
|
|
|
4100 |
}
|
|
|
4101 |
if (filter_var('http://' . $host, FILTER_VALIDATE_URL) !== false) {
|
|
|
4102 |
//Is it a syntactically valid hostname?
|
|
|
4103 |
return true;
|
|
|
4104 |
}
|
|
|
4105 |
|
|
|
4106 |
return false;
|
|
|
4107 |
}
|
|
|
4108 |
|
|
|
4109 |
/**
|
|
|
4110 |
* Get an error message in the current language.
|
|
|
4111 |
*
|
|
|
4112 |
* @param string $key
|
|
|
4113 |
*
|
|
|
4114 |
* @return string
|
|
|
4115 |
*/
|
|
|
4116 |
protected function lang($key)
|
|
|
4117 |
{
|
|
|
4118 |
if (count($this->language) < 1) {
|
|
18
|
4119 |
$this->setLanguage(); //Set the default language
|
|
16
|
4120 |
}
|
|
|
4121 |
|
|
|
4122 |
if (array_key_exists($key, $this->language)) {
|
|
|
4123 |
if ('smtp_connect_failed' === $key) {
|
|
18
|
4124 |
//Include a link to troubleshooting docs on SMTP connection failure.
|
|
|
4125 |
//This is by far the biggest cause of support questions
|
|
16
|
4126 |
//but it's usually not PHPMailer's fault.
|
|
|
4127 |
return $this->language[$key] . ' https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting';
|
|
|
4128 |
}
|
|
|
4129 |
|
|
|
4130 |
return $this->language[$key];
|
|
|
4131 |
}
|
|
|
4132 |
|
|
|
4133 |
//Return the key as a fallback
|
|
|
4134 |
return $key;
|
|
|
4135 |
}
|
|
|
4136 |
|
|
|
4137 |
/**
|
|
19
|
4138 |
* Build an error message starting with a generic one and adding details if possible.
|
|
|
4139 |
*
|
|
|
4140 |
* @param string $base_key
|
|
|
4141 |
* @return string
|
|
|
4142 |
*/
|
|
|
4143 |
private function getSmtpErrorMessage($base_key)
|
|
|
4144 |
{
|
|
|
4145 |
$message = $this->lang($base_key);
|
|
|
4146 |
$error = $this->smtp->getError();
|
|
|
4147 |
if (!empty($error['error'])) {
|
|
|
4148 |
$message .= ' ' . $error['error'];
|
|
|
4149 |
if (!empty($error['detail'])) {
|
|
|
4150 |
$message .= ' ' . $error['detail'];
|
|
|
4151 |
}
|
|
|
4152 |
}
|
|
|
4153 |
|
|
|
4154 |
return $message;
|
|
|
4155 |
}
|
|
|
4156 |
|
|
|
4157 |
/**
|
|
16
|
4158 |
* Check if an error occurred.
|
|
|
4159 |
*
|
|
|
4160 |
* @return bool True if an error did occur
|
|
|
4161 |
*/
|
|
|
4162 |
public function isError()
|
|
|
4163 |
{
|
|
|
4164 |
return $this->error_count > 0;
|
|
|
4165 |
}
|
|
|
4166 |
|
|
|
4167 |
/**
|
|
|
4168 |
* Add a custom header.
|
|
|
4169 |
* $name value can be overloaded to contain
|
|
|
4170 |
* both header name and value (name:value).
|
|
|
4171 |
*
|
|
|
4172 |
* @param string $name Custom header name
|
|
|
4173 |
* @param string|null $value Header value
|
|
|
4174 |
*
|
|
|
4175 |
* @throws Exception
|
|
|
4176 |
*/
|
|
|
4177 |
public function addCustomHeader($name, $value = null)
|
|
|
4178 |
{
|
|
|
4179 |
if (null === $value && strpos($name, ':') !== false) {
|
|
18
|
4180 |
//Value passed in as name:value
|
|
16
|
4181 |
list($name, $value) = explode(':', $name, 2);
|
|
|
4182 |
}
|
|
|
4183 |
$name = trim($name);
|
|
19
|
4184 |
$value = (null === $value) ? '' : trim($value);
|
|
16
|
4185 |
//Ensure name is not empty, and that neither name nor value contain line breaks
|
|
|
4186 |
if (empty($name) || strpbrk($name . $value, "\r\n") !== false) {
|
|
|
4187 |
if ($this->exceptions) {
|
|
19
|
4188 |
throw new Exception($this->lang('invalid_header'));
|
|
16
|
4189 |
}
|
|
|
4190 |
|
|
|
4191 |
return false;
|
|
|
4192 |
}
|
|
|
4193 |
$this->CustomHeader[] = [$name, $value];
|
|
|
4194 |
|
|
|
4195 |
return true;
|
|
|
4196 |
}
|
|
|
4197 |
|
|
|
4198 |
/**
|
|
|
4199 |
* Returns all custom headers.
|
|
|
4200 |
*
|
|
|
4201 |
* @return array
|
|
|
4202 |
*/
|
|
|
4203 |
public function getCustomHeaders()
|
|
|
4204 |
{
|
|
|
4205 |
return $this->CustomHeader;
|
|
|
4206 |
}
|
|
|
4207 |
|
|
|
4208 |
/**
|
|
|
4209 |
* Create a message body from an HTML string.
|
|
|
4210 |
* Automatically inlines images and creates a plain-text version by converting the HTML,
|
|
|
4211 |
* overwriting any existing values in Body and AltBody.
|
|
|
4212 |
* Do not source $message content from user input!
|
|
|
4213 |
* $basedir is prepended when handling relative URLs, e.g. <img src="/images/a.png"> and must not be empty
|
|
|
4214 |
* will look for an image file in $basedir/images/a.png and convert it to inline.
|
|
|
4215 |
* If you don't provide a $basedir, relative paths will be left untouched (and thus probably break in email)
|
|
|
4216 |
* Converts data-uri images into embedded attachments.
|
|
|
4217 |
* If you don't want to apply these transformations to your HTML, just set Body and AltBody directly.
|
|
|
4218 |
*
|
|
|
4219 |
* @param string $message HTML message string
|
|
|
4220 |
* @param string $basedir Absolute path to a base directory to prepend to relative paths to images
|
|
|
4221 |
* @param bool|callable $advanced Whether to use the internal HTML to text converter
|
|
18
|
4222 |
* or your own custom converter
|
|
|
4223 |
* @return string The transformed message body
|
|
16
|
4224 |
*
|
|
|
4225 |
* @throws Exception
|
|
|
4226 |
*
|
|
|
4227 |
* @see PHPMailer::html2text()
|
|
|
4228 |
*/
|
|
|
4229 |
public function msgHTML($message, $basedir = '', $advanced = false)
|
|
|
4230 |
{
|
|
|
4231 |
preg_match_all('/(?<!-)(src|background)=["\'](.*)["\']/Ui', $message, $images);
|
|
|
4232 |
if (array_key_exists(2, $images)) {
|
|
|
4233 |
if (strlen($basedir) > 1 && '/' !== substr($basedir, -1)) {
|
|
18
|
4234 |
//Ensure $basedir has a trailing /
|
|
16
|
4235 |
$basedir .= '/';
|
|
|
4236 |
}
|
|
|
4237 |
foreach ($images[2] as $imgindex => $url) {
|
|
18
|
4238 |
//Convert data URIs into embedded images
|
|
16
|
4239 |
//e.g. "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="
|
|
|
4240 |
$match = [];
|
|
|
4241 |
if (preg_match('#^data:(image/(?:jpe?g|gif|png));?(base64)?,(.+)#', $url, $match)) {
|
|
|
4242 |
if (count($match) === 4 && static::ENCODING_BASE64 === $match[2]) {
|
|
|
4243 |
$data = base64_decode($match[3]);
|
|
|
4244 |
} elseif ('' === $match[2]) {
|
|
|
4245 |
$data = rawurldecode($match[3]);
|
|
|
4246 |
} else {
|
|
|
4247 |
//Not recognised so leave it alone
|
|
|
4248 |
continue;
|
|
|
4249 |
}
|
|
|
4250 |
//Hash the decoded data, not the URL, so that the same data-URI image used in multiple places
|
|
|
4251 |
//will only be embedded once, even if it used a different encoding
|
|
18
|
4252 |
$cid = substr(hash('sha256', $data), 0, 32) . '@phpmailer.0'; //RFC2392 S 2
|
|
16
|
4253 |
|
|
|
4254 |
if (!$this->cidExists($cid)) {
|
|
|
4255 |
$this->addStringEmbeddedImage(
|
|
|
4256 |
$data,
|
|
|
4257 |
$cid,
|
|
|
4258 |
'embed' . $imgindex,
|
|
|
4259 |
static::ENCODING_BASE64,
|
|
|
4260 |
$match[1]
|
|
|
4261 |
);
|
|
|
4262 |
}
|
|
|
4263 |
$message = str_replace(
|
|
|
4264 |
$images[0][$imgindex],
|
|
|
4265 |
$images[1][$imgindex] . '="cid:' . $cid . '"',
|
|
|
4266 |
$message
|
|
|
4267 |
);
|
|
|
4268 |
continue;
|
|
|
4269 |
}
|
|
18
|
4270 |
if (
|
|
|
4271 |
//Only process relative URLs if a basedir is provided (i.e. no absolute local paths)
|
|
16
|
4272 |
!empty($basedir)
|
|
18
|
4273 |
//Ignore URLs containing parent dir traversal (..)
|
|
16
|
4274 |
&& (strpos($url, '..') === false)
|
|
18
|
4275 |
//Do not change urls that are already inline images
|
|
16
|
4276 |
&& 0 !== strpos($url, 'cid:')
|
|
18
|
4277 |
//Do not change absolute URLs, including anonymous protocol
|
|
16
|
4278 |
&& !preg_match('#^[a-z][a-z0-9+.-]*:?//#i', $url)
|
|
|
4279 |
) {
|
|
|
4280 |
$filename = static::mb_pathinfo($url, PATHINFO_BASENAME);
|
|
|
4281 |
$directory = dirname($url);
|
|
|
4282 |
if ('.' === $directory) {
|
|
|
4283 |
$directory = '';
|
|
|
4284 |
}
|
|
18
|
4285 |
//RFC2392 S 2
|
|
16
|
4286 |
$cid = substr(hash('sha256', $url), 0, 32) . '@phpmailer.0';
|
|
|
4287 |
if (strlen($basedir) > 1 && '/' !== substr($basedir, -1)) {
|
|
|
4288 |
$basedir .= '/';
|
|
|
4289 |
}
|
|
|
4290 |
if (strlen($directory) > 1 && '/' !== substr($directory, -1)) {
|
|
|
4291 |
$directory .= '/';
|
|
|
4292 |
}
|
|
18
|
4293 |
if (
|
|
|
4294 |
$this->addEmbeddedImage(
|
|
|
4295 |
$basedir . $directory . $filename,
|
|
|
4296 |
$cid,
|
|
|
4297 |
$filename,
|
|
|
4298 |
static::ENCODING_BASE64,
|
|
|
4299 |
static::_mime_types((string) static::mb_pathinfo($filename, PATHINFO_EXTENSION))
|
|
|
4300 |
)
|
|
16
|
4301 |
) {
|
|
|
4302 |
$message = preg_replace(
|
|
|
4303 |
'/' . $images[1][$imgindex] . '=["\']' . preg_quote($url, '/') . '["\']/Ui',
|
|
|
4304 |
$images[1][$imgindex] . '="cid:' . $cid . '"',
|
|
|
4305 |
$message
|
|
|
4306 |
);
|
|
|
4307 |
}
|
|
|
4308 |
}
|
|
|
4309 |
}
|
|
|
4310 |
}
|
|
|
4311 |
$this->isHTML();
|
|
18
|
4312 |
//Convert all message body line breaks to LE, makes quoted-printable encoding work much better
|
|
16
|
4313 |
$this->Body = static::normalizeBreaks($message);
|
|
|
4314 |
$this->AltBody = static::normalizeBreaks($this->html2text($message, $advanced));
|
|
|
4315 |
if (!$this->alternativeExists()) {
|
|
|
4316 |
$this->AltBody = 'This is an HTML-only message. To view it, activate HTML in your email application.'
|
|
|
4317 |
. static::$LE;
|
|
|
4318 |
}
|
|
|
4319 |
|
|
|
4320 |
return $this->Body;
|
|
|
4321 |
}
|
|
|
4322 |
|
|
|
4323 |
/**
|
|
|
4324 |
* Convert an HTML string into plain text.
|
|
|
4325 |
* This is used by msgHTML().
|
|
|
4326 |
* Note - older versions of this function used a bundled advanced converter
|
|
|
4327 |
* which was removed for license reasons in #232.
|
|
|
4328 |
* Example usage:
|
|
|
4329 |
*
|
|
|
4330 |
* ```php
|
|
18
|
4331 |
* //Use default conversion
|
|
16
|
4332 |
* $plain = $mail->html2text($html);
|
|
18
|
4333 |
* //Use your own custom converter
|
|
16
|
4334 |
* $plain = $mail->html2text($html, function($html) {
|
|
|
4335 |
* $converter = new MyHtml2text($html);
|
|
|
4336 |
* return $converter->get_text();
|
|
|
4337 |
* });
|
|
|
4338 |
* ```
|
|
|
4339 |
*
|
|
|
4340 |
* @param string $html The HTML text to convert
|
|
|
4341 |
* @param bool|callable $advanced Any boolean value to use the internal converter,
|
|
19
|
4342 |
* or provide your own callable for custom conversion.
|
|
|
4343 |
* *Never* pass user-supplied data into this parameter
|
|
16
|
4344 |
*
|
|
|
4345 |
* @return string
|
|
|
4346 |
*/
|
|
|
4347 |
public function html2text($html, $advanced = false)
|
|
|
4348 |
{
|
|
|
4349 |
if (is_callable($advanced)) {
|
|
18
|
4350 |
return call_user_func($advanced, $html);
|
|
16
|
4351 |
}
|
|
|
4352 |
|
|
|
4353 |
return html_entity_decode(
|
|
|
4354 |
trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/si', '', $html))),
|
|
|
4355 |
ENT_QUOTES,
|
|
|
4356 |
$this->CharSet
|
|
|
4357 |
);
|
|
|
4358 |
}
|
|
|
4359 |
|
|
|
4360 |
/**
|
|
|
4361 |
* Get the MIME type for a file extension.
|
|
|
4362 |
*
|
|
|
4363 |
* @param string $ext File extension
|
|
|
4364 |
*
|
|
|
4365 |
* @return string MIME type of file
|
|
|
4366 |
*/
|
|
|
4367 |
public static function _mime_types($ext = '')
|
|
|
4368 |
{
|
|
|
4369 |
$mimes = [
|
|
|
4370 |
'xl' => 'application/excel',
|
|
|
4371 |
'js' => 'application/javascript',
|
|
|
4372 |
'hqx' => 'application/mac-binhex40',
|
|
|
4373 |
'cpt' => 'application/mac-compactpro',
|
|
|
4374 |
'bin' => 'application/macbinary',
|
|
|
4375 |
'doc' => 'application/msword',
|
|
|
4376 |
'word' => 'application/msword',
|
|
|
4377 |
'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
|
|
|
4378 |
'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
|
|
|
4379 |
'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
|
|
|
4380 |
'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
|
|
|
4381 |
'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
|
|
|
4382 |
'sldx' => 'application/vnd.openxmlformats-officedocument.presentationml.slide',
|
|
|
4383 |
'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
|
|
|
4384 |
'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
|
|
|
4385 |
'xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12',
|
|
|
4386 |
'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
|
|
|
4387 |
'class' => 'application/octet-stream',
|
|
|
4388 |
'dll' => 'application/octet-stream',
|
|
|
4389 |
'dms' => 'application/octet-stream',
|
|
|
4390 |
'exe' => 'application/octet-stream',
|
|
|
4391 |
'lha' => 'application/octet-stream',
|
|
|
4392 |
'lzh' => 'application/octet-stream',
|
|
|
4393 |
'psd' => 'application/octet-stream',
|
|
|
4394 |
'sea' => 'application/octet-stream',
|
|
|
4395 |
'so' => 'application/octet-stream',
|
|
|
4396 |
'oda' => 'application/oda',
|
|
|
4397 |
'pdf' => 'application/pdf',
|
|
|
4398 |
'ai' => 'application/postscript',
|
|
|
4399 |
'eps' => 'application/postscript',
|
|
|
4400 |
'ps' => 'application/postscript',
|
|
|
4401 |
'smi' => 'application/smil',
|
|
|
4402 |
'smil' => 'application/smil',
|
|
|
4403 |
'mif' => 'application/vnd.mif',
|
|
|
4404 |
'xls' => 'application/vnd.ms-excel',
|
|
|
4405 |
'ppt' => 'application/vnd.ms-powerpoint',
|
|
|
4406 |
'wbxml' => 'application/vnd.wap.wbxml',
|
|
|
4407 |
'wmlc' => 'application/vnd.wap.wmlc',
|
|
|
4408 |
'dcr' => 'application/x-director',
|
|
|
4409 |
'dir' => 'application/x-director',
|
|
|
4410 |
'dxr' => 'application/x-director',
|
|
|
4411 |
'dvi' => 'application/x-dvi',
|
|
|
4412 |
'gtar' => 'application/x-gtar',
|
|
|
4413 |
'php3' => 'application/x-httpd-php',
|
|
|
4414 |
'php4' => 'application/x-httpd-php',
|
|
|
4415 |
'php' => 'application/x-httpd-php',
|
|
|
4416 |
'phtml' => 'application/x-httpd-php',
|
|
|
4417 |
'phps' => 'application/x-httpd-php-source',
|
|
|
4418 |
'swf' => 'application/x-shockwave-flash',
|
|
|
4419 |
'sit' => 'application/x-stuffit',
|
|
|
4420 |
'tar' => 'application/x-tar',
|
|
|
4421 |
'tgz' => 'application/x-tar',
|
|
|
4422 |
'xht' => 'application/xhtml+xml',
|
|
|
4423 |
'xhtml' => 'application/xhtml+xml',
|
|
|
4424 |
'zip' => 'application/zip',
|
|
|
4425 |
'mid' => 'audio/midi',
|
|
|
4426 |
'midi' => 'audio/midi',
|
|
|
4427 |
'mp2' => 'audio/mpeg',
|
|
|
4428 |
'mp3' => 'audio/mpeg',
|
|
|
4429 |
'm4a' => 'audio/mp4',
|
|
|
4430 |
'mpga' => 'audio/mpeg',
|
|
|
4431 |
'aif' => 'audio/x-aiff',
|
|
|
4432 |
'aifc' => 'audio/x-aiff',
|
|
|
4433 |
'aiff' => 'audio/x-aiff',
|
|
|
4434 |
'ram' => 'audio/x-pn-realaudio',
|
|
|
4435 |
'rm' => 'audio/x-pn-realaudio',
|
|
|
4436 |
'rpm' => 'audio/x-pn-realaudio-plugin',
|
|
|
4437 |
'ra' => 'audio/x-realaudio',
|
|
|
4438 |
'wav' => 'audio/x-wav',
|
|
|
4439 |
'mka' => 'audio/x-matroska',
|
|
|
4440 |
'bmp' => 'image/bmp',
|
|
|
4441 |
'gif' => 'image/gif',
|
|
|
4442 |
'jpeg' => 'image/jpeg',
|
|
|
4443 |
'jpe' => 'image/jpeg',
|
|
|
4444 |
'jpg' => 'image/jpeg',
|
|
|
4445 |
'png' => 'image/png',
|
|
|
4446 |
'tiff' => 'image/tiff',
|
|
|
4447 |
'tif' => 'image/tiff',
|
|
|
4448 |
'webp' => 'image/webp',
|
|
18
|
4449 |
'avif' => 'image/avif',
|
|
16
|
4450 |
'heif' => 'image/heif',
|
|
|
4451 |
'heifs' => 'image/heif-sequence',
|
|
|
4452 |
'heic' => 'image/heic',
|
|
|
4453 |
'heics' => 'image/heic-sequence',
|
|
|
4454 |
'eml' => 'message/rfc822',
|
|
|
4455 |
'css' => 'text/css',
|
|
|
4456 |
'html' => 'text/html',
|
|
|
4457 |
'htm' => 'text/html',
|
|
|
4458 |
'shtml' => 'text/html',
|
|
|
4459 |
'log' => 'text/plain',
|
|
|
4460 |
'text' => 'text/plain',
|
|
|
4461 |
'txt' => 'text/plain',
|
|
|
4462 |
'rtx' => 'text/richtext',
|
|
|
4463 |
'rtf' => 'text/rtf',
|
|
|
4464 |
'vcf' => 'text/vcard',
|
|
|
4465 |
'vcard' => 'text/vcard',
|
|
|
4466 |
'ics' => 'text/calendar',
|
|
|
4467 |
'xml' => 'text/xml',
|
|
|
4468 |
'xsl' => 'text/xml',
|
|
|
4469 |
'wmv' => 'video/x-ms-wmv',
|
|
|
4470 |
'mpeg' => 'video/mpeg',
|
|
|
4471 |
'mpe' => 'video/mpeg',
|
|
|
4472 |
'mpg' => 'video/mpeg',
|
|
|
4473 |
'mp4' => 'video/mp4',
|
|
|
4474 |
'm4v' => 'video/mp4',
|
|
|
4475 |
'mov' => 'video/quicktime',
|
|
|
4476 |
'qt' => 'video/quicktime',
|
|
|
4477 |
'rv' => 'video/vnd.rn-realvideo',
|
|
|
4478 |
'avi' => 'video/x-msvideo',
|
|
|
4479 |
'movie' => 'video/x-sgi-movie',
|
|
|
4480 |
'webm' => 'video/webm',
|
|
|
4481 |
'mkv' => 'video/x-matroska',
|
|
|
4482 |
];
|
|
|
4483 |
$ext = strtolower($ext);
|
|
|
4484 |
if (array_key_exists($ext, $mimes)) {
|
|
|
4485 |
return $mimes[$ext];
|
|
|
4486 |
}
|
|
|
4487 |
|
|
|
4488 |
return 'application/octet-stream';
|
|
|
4489 |
}
|
|
|
4490 |
|
|
|
4491 |
/**
|
|
|
4492 |
* Map a file name to a MIME type.
|
|
|
4493 |
* Defaults to 'application/octet-stream', i.e.. arbitrary binary data.
|
|
|
4494 |
*
|
|
|
4495 |
* @param string $filename A file name or full path, does not need to exist as a file
|
|
|
4496 |
*
|
|
|
4497 |
* @return string
|
|
|
4498 |
*/
|
|
|
4499 |
public static function filenameToType($filename)
|
|
|
4500 |
{
|
|
18
|
4501 |
//In case the path is a URL, strip any query string before getting extension
|
|
16
|
4502 |
$qpos = strpos($filename, '?');
|
|
|
4503 |
if (false !== $qpos) {
|
|
|
4504 |
$filename = substr($filename, 0, $qpos);
|
|
|
4505 |
}
|
|
|
4506 |
$ext = static::mb_pathinfo($filename, PATHINFO_EXTENSION);
|
|
|
4507 |
|
|
|
4508 |
return static::_mime_types($ext);
|
|
|
4509 |
}
|
|
|
4510 |
|
|
|
4511 |
/**
|
|
|
4512 |
* Multi-byte-safe pathinfo replacement.
|
|
|
4513 |
* Drop-in replacement for pathinfo(), but multibyte- and cross-platform-safe.
|
|
|
4514 |
*
|
|
|
4515 |
* @see http://www.php.net/manual/en/function.pathinfo.php#107461
|
|
|
4516 |
*
|
|
|
4517 |
* @param string $path A filename or path, does not need to exist as a file
|
|
|
4518 |
* @param int|string $options Either a PATHINFO_* constant,
|
|
|
4519 |
* or a string name to return only the specified piece
|
|
|
4520 |
*
|
|
|
4521 |
* @return string|array
|
|
|
4522 |
*/
|
|
|
4523 |
public static function mb_pathinfo($path, $options = null)
|
|
|
4524 |
{
|
|
|
4525 |
$ret = ['dirname' => '', 'basename' => '', 'extension' => '', 'filename' => ''];
|
|
|
4526 |
$pathinfo = [];
|
|
|
4527 |
if (preg_match('#^(.*?)[\\\\/]*(([^/\\\\]*?)(\.([^.\\\\/]+?)|))[\\\\/.]*$#m', $path, $pathinfo)) {
|
|
|
4528 |
if (array_key_exists(1, $pathinfo)) {
|
|
|
4529 |
$ret['dirname'] = $pathinfo[1];
|
|
|
4530 |
}
|
|
|
4531 |
if (array_key_exists(2, $pathinfo)) {
|
|
|
4532 |
$ret['basename'] = $pathinfo[2];
|
|
|
4533 |
}
|
|
|
4534 |
if (array_key_exists(5, $pathinfo)) {
|
|
|
4535 |
$ret['extension'] = $pathinfo[5];
|
|
|
4536 |
}
|
|
|
4537 |
if (array_key_exists(3, $pathinfo)) {
|
|
|
4538 |
$ret['filename'] = $pathinfo[3];
|
|
|
4539 |
}
|
|
|
4540 |
}
|
|
|
4541 |
switch ($options) {
|
|
|
4542 |
case PATHINFO_DIRNAME:
|
|
|
4543 |
case 'dirname':
|
|
|
4544 |
return $ret['dirname'];
|
|
|
4545 |
case PATHINFO_BASENAME:
|
|
|
4546 |
case 'basename':
|
|
|
4547 |
return $ret['basename'];
|
|
|
4548 |
case PATHINFO_EXTENSION:
|
|
|
4549 |
case 'extension':
|
|
|
4550 |
return $ret['extension'];
|
|
|
4551 |
case PATHINFO_FILENAME:
|
|
|
4552 |
case 'filename':
|
|
|
4553 |
return $ret['filename'];
|
|
|
4554 |
default:
|
|
|
4555 |
return $ret;
|
|
|
4556 |
}
|
|
|
4557 |
}
|
|
|
4558 |
|
|
|
4559 |
/**
|
|
|
4560 |
* Set or reset instance properties.
|
|
|
4561 |
* You should avoid this function - it's more verbose, less efficient, more error-prone and
|
|
|
4562 |
* harder to debug than setting properties directly.
|
|
|
4563 |
* Usage Example:
|
|
|
4564 |
* `$mail->set('SMTPSecure', static::ENCRYPTION_STARTTLS);`
|
|
|
4565 |
* is the same as:
|
|
|
4566 |
* `$mail->SMTPSecure = static::ENCRYPTION_STARTTLS;`.
|
|
|
4567 |
*
|
|
|
4568 |
* @param string $name The property name to set
|
|
|
4569 |
* @param mixed $value The value to set the property to
|
|
|
4570 |
*
|
|
|
4571 |
* @return bool
|
|
|
4572 |
*/
|
|
|
4573 |
public function set($name, $value = '')
|
|
|
4574 |
{
|
|
|
4575 |
if (property_exists($this, $name)) {
|
|
|
4576 |
$this->$name = $value;
|
|
|
4577 |
|
|
|
4578 |
return true;
|
|
|
4579 |
}
|
|
|
4580 |
$this->setError($this->lang('variable_set') . $name);
|
|
|
4581 |
|
|
|
4582 |
return false;
|
|
|
4583 |
}
|
|
|
4584 |
|
|
|
4585 |
/**
|
|
|
4586 |
* Strip newlines to prevent header injection.
|
|
|
4587 |
*
|
|
|
4588 |
* @param string $str
|
|
|
4589 |
*
|
|
|
4590 |
* @return string
|
|
|
4591 |
*/
|
|
|
4592 |
public function secureHeader($str)
|
|
|
4593 |
{
|
|
|
4594 |
return trim(str_replace(["\r", "\n"], '', $str));
|
|
|
4595 |
}
|
|
|
4596 |
|
|
|
4597 |
/**
|
|
|
4598 |
* Normalize line breaks in a string.
|
|
|
4599 |
* Converts UNIX LF, Mac CR and Windows CRLF line breaks into a single line break format.
|
|
|
4600 |
* Defaults to CRLF (for message bodies) and preserves consecutive breaks.
|
|
|
4601 |
*
|
|
|
4602 |
* @param string $text
|
|
|
4603 |
* @param string $breaktype What kind of line break to use; defaults to static::$LE
|
|
|
4604 |
*
|
|
|
4605 |
* @return string
|
|
|
4606 |
*/
|
|
|
4607 |
public static function normalizeBreaks($text, $breaktype = null)
|
|
|
4608 |
{
|
|
|
4609 |
if (null === $breaktype) {
|
|
|
4610 |
$breaktype = static::$LE;
|
|
|
4611 |
}
|
|
18
|
4612 |
//Normalise to \n
|
|
16
|
4613 |
$text = str_replace([self::CRLF, "\r"], "\n", $text);
|
|
18
|
4614 |
//Now convert LE as needed
|
|
16
|
4615 |
if ("\n" !== $breaktype) {
|
|
|
4616 |
$text = str_replace("\n", $breaktype, $text);
|
|
|
4617 |
}
|
|
|
4618 |
|
|
|
4619 |
return $text;
|
|
|
4620 |
}
|
|
|
4621 |
|
|
|
4622 |
/**
|
|
|
4623 |
* Remove trailing breaks from a string.
|
|
|
4624 |
*
|
|
|
4625 |
* @param string $text
|
|
|
4626 |
*
|
|
|
4627 |
* @return string The text to remove breaks from
|
|
|
4628 |
*/
|
|
|
4629 |
public static function stripTrailingWSP($text)
|
|
|
4630 |
{
|
|
|
4631 |
return rtrim($text, " \r\n\t");
|
|
|
4632 |
}
|
|
|
4633 |
|
|
|
4634 |
/**
|
|
|
4635 |
* Return the current line break format string.
|
|
|
4636 |
*
|
|
|
4637 |
* @return string
|
|
|
4638 |
*/
|
|
|
4639 |
public static function getLE()
|
|
|
4640 |
{
|
|
|
4641 |
return static::$LE;
|
|
|
4642 |
}
|
|
|
4643 |
|
|
|
4644 |
/**
|
|
|
4645 |
* Set the line break format string, e.g. "\r\n".
|
|
|
4646 |
*
|
|
|
4647 |
* @param string $le
|
|
|
4648 |
*/
|
|
|
4649 |
protected static function setLE($le)
|
|
|
4650 |
{
|
|
|
4651 |
static::$LE = $le;
|
|
|
4652 |
}
|
|
|
4653 |
|
|
|
4654 |
/**
|
|
|
4655 |
* Set the public and private key files and password for S/MIME signing.
|
|
|
4656 |
*
|
|
|
4657 |
* @param string $cert_filename
|
|
|
4658 |
* @param string $key_filename
|
|
|
4659 |
* @param string $key_pass Password for private key
|
|
|
4660 |
* @param string $extracerts_filename Optional path to chain certificate
|
|
|
4661 |
*/
|
|
|
4662 |
public function sign($cert_filename, $key_filename, $key_pass, $extracerts_filename = '')
|
|
|
4663 |
{
|
|
|
4664 |
$this->sign_cert_file = $cert_filename;
|
|
|
4665 |
$this->sign_key_file = $key_filename;
|
|
|
4666 |
$this->sign_key_pass = $key_pass;
|
|
|
4667 |
$this->sign_extracerts_file = $extracerts_filename;
|
|
|
4668 |
}
|
|
|
4669 |
|
|
|
4670 |
/**
|
|
|
4671 |
* Quoted-Printable-encode a DKIM header.
|
|
|
4672 |
*
|
|
|
4673 |
* @param string $txt
|
|
|
4674 |
*
|
|
|
4675 |
* @return string
|
|
|
4676 |
*/
|
|
|
4677 |
public function DKIM_QP($txt)
|
|
|
4678 |
{
|
|
|
4679 |
$line = '';
|
|
|
4680 |
$len = strlen($txt);
|
|
|
4681 |
for ($i = 0; $i < $len; ++$i) {
|
|
|
4682 |
$ord = ord($txt[$i]);
|
|
|
4683 |
if (((0x21 <= $ord) && ($ord <= 0x3A)) || $ord === 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E))) {
|
|
|
4684 |
$line .= $txt[$i];
|
|
|
4685 |
} else {
|
|
|
4686 |
$line .= '=' . sprintf('%02X', $ord);
|
|
|
4687 |
}
|
|
|
4688 |
}
|
|
|
4689 |
|
|
|
4690 |
return $line;
|
|
|
4691 |
}
|
|
|
4692 |
|
|
|
4693 |
/**
|
|
|
4694 |
* Generate a DKIM signature.
|
|
|
4695 |
*
|
|
|
4696 |
* @param string $signHeader
|
|
|
4697 |
*
|
|
|
4698 |
* @throws Exception
|
|
|
4699 |
*
|
|
|
4700 |
* @return string The DKIM signature value
|
|
|
4701 |
*/
|
|
|
4702 |
public function DKIM_Sign($signHeader)
|
|
|
4703 |
{
|
|
|
4704 |
if (!defined('PKCS7_TEXT')) {
|
|
|
4705 |
if ($this->exceptions) {
|
|
|
4706 |
throw new Exception($this->lang('extension_missing') . 'openssl');
|
|
|
4707 |
}
|
|
|
4708 |
|
|
|
4709 |
return '';
|
|
|
4710 |
}
|
|
|
4711 |
$privKeyStr = !empty($this->DKIM_private_string) ?
|
|
|
4712 |
$this->DKIM_private_string :
|
|
|
4713 |
file_get_contents($this->DKIM_private);
|
|
|
4714 |
if ('' !== $this->DKIM_passphrase) {
|
|
|
4715 |
$privKey = openssl_pkey_get_private($privKeyStr, $this->DKIM_passphrase);
|
|
|
4716 |
} else {
|
|
|
4717 |
$privKey = openssl_pkey_get_private($privKeyStr);
|
|
|
4718 |
}
|
|
|
4719 |
if (openssl_sign($signHeader, $signature, $privKey, 'sha256WithRSAEncryption')) {
|
|
18
|
4720 |
if (\PHP_MAJOR_VERSION < 8) {
|
|
|
4721 |
openssl_pkey_free($privKey);
|
|
|
4722 |
}
|
|
16
|
4723 |
|
|
|
4724 |
return base64_encode($signature);
|
|
|
4725 |
}
|
|
18
|
4726 |
if (\PHP_MAJOR_VERSION < 8) {
|
|
|
4727 |
openssl_pkey_free($privKey);
|
|
|
4728 |
}
|
|
16
|
4729 |
|
|
|
4730 |
return '';
|
|
|
4731 |
}
|
|
|
4732 |
|
|
|
4733 |
/**
|
|
|
4734 |
* Generate a DKIM canonicalization header.
|
|
|
4735 |
* Uses the 'relaxed' algorithm from RFC6376 section 3.4.2.
|
|
|
4736 |
* Canonicalized headers should *always* use CRLF, regardless of mailer setting.
|
|
|
4737 |
*
|
|
|
4738 |
* @see https://tools.ietf.org/html/rfc6376#section-3.4.2
|
|
|
4739 |
*
|
|
|
4740 |
* @param string $signHeader Header
|
|
|
4741 |
*
|
|
|
4742 |
* @return string
|
|
|
4743 |
*/
|
|
|
4744 |
public function DKIM_HeaderC($signHeader)
|
|
|
4745 |
{
|
|
|
4746 |
//Normalize breaks to CRLF (regardless of the mailer)
|
|
|
4747 |
$signHeader = static::normalizeBreaks($signHeader, self::CRLF);
|
|
|
4748 |
//Unfold header lines
|
|
|
4749 |
//Note PCRE \s is too broad a definition of whitespace; RFC5322 defines it as `[ \t]`
|
|
|
4750 |
//@see https://tools.ietf.org/html/rfc5322#section-2.2
|
|
|
4751 |
//That means this may break if you do something daft like put vertical tabs in your headers.
|
|
|
4752 |
$signHeader = preg_replace('/\r\n[ \t]+/', ' ', $signHeader);
|
|
|
4753 |
//Break headers out into an array
|
|
|
4754 |
$lines = explode(self::CRLF, $signHeader);
|
|
|
4755 |
foreach ($lines as $key => $line) {
|
|
|
4756 |
//If the header is missing a :, skip it as it's invalid
|
|
|
4757 |
//This is likely to happen because the explode() above will also split
|
|
|
4758 |
//on the trailing LE, leaving an empty line
|
|
|
4759 |
if (strpos($line, ':') === false) {
|
|
|
4760 |
continue;
|
|
|
4761 |
}
|
|
|
4762 |
list($heading, $value) = explode(':', $line, 2);
|
|
|
4763 |
//Lower-case header name
|
|
|
4764 |
$heading = strtolower($heading);
|
|
|
4765 |
//Collapse white space within the value, also convert WSP to space
|
|
|
4766 |
$value = preg_replace('/[ \t]+/', ' ', $value);
|
|
|
4767 |
//RFC6376 is slightly unclear here - it says to delete space at the *end* of each value
|
|
|
4768 |
//But then says to delete space before and after the colon.
|
|
|
4769 |
//Net result is the same as trimming both ends of the value.
|
|
|
4770 |
//By elimination, the same applies to the field name
|
|
|
4771 |
$lines[$key] = trim($heading, " \t") . ':' . trim($value, " \t");
|
|
|
4772 |
}
|
|
|
4773 |
|
|
|
4774 |
return implode(self::CRLF, $lines);
|
|
|
4775 |
}
|
|
|
4776 |
|
|
|
4777 |
/**
|
|
|
4778 |
* Generate a DKIM canonicalization body.
|
|
|
4779 |
* Uses the 'simple' algorithm from RFC6376 section 3.4.3.
|
|
|
4780 |
* Canonicalized bodies should *always* use CRLF, regardless of mailer setting.
|
|
|
4781 |
*
|
|
|
4782 |
* @see https://tools.ietf.org/html/rfc6376#section-3.4.3
|
|
|
4783 |
*
|
|
|
4784 |
* @param string $body Message Body
|
|
|
4785 |
*
|
|
|
4786 |
* @return string
|
|
|
4787 |
*/
|
|
|
4788 |
public function DKIM_BodyC($body)
|
|
|
4789 |
{
|
|
|
4790 |
if (empty($body)) {
|
|
|
4791 |
return self::CRLF;
|
|
|
4792 |
}
|
|
18
|
4793 |
//Normalize line endings to CRLF
|
|
16
|
4794 |
$body = static::normalizeBreaks($body, self::CRLF);
|
|
|
4795 |
|
|
|
4796 |
//Reduce multiple trailing line breaks to a single one
|
|
|
4797 |
return static::stripTrailingWSP($body) . self::CRLF;
|
|
|
4798 |
}
|
|
|
4799 |
|
|
|
4800 |
/**
|
|
|
4801 |
* Create the DKIM header and body in a new message header.
|
|
|
4802 |
*
|
|
|
4803 |
* @param string $headers_line Header lines
|
|
|
4804 |
* @param string $subject Subject
|
|
|
4805 |
* @param string $body Body
|
|
|
4806 |
*
|
|
|
4807 |
* @throws Exception
|
|
|
4808 |
*
|
|
|
4809 |
* @return string
|
|
|
4810 |
*/
|
|
|
4811 |
public function DKIM_Add($headers_line, $subject, $body)
|
|
|
4812 |
{
|
|
18
|
4813 |
$DKIMsignatureType = 'rsa-sha256'; //Signature & hash algorithms
|
|
|
4814 |
$DKIMcanonicalization = 'relaxed/simple'; //Canonicalization methods of header & body
|
|
|
4815 |
$DKIMquery = 'dns/txt'; //Query method
|
|
16
|
4816 |
$DKIMtime = time();
|
|
|
4817 |
//Always sign these headers without being asked
|
|
|
4818 |
//Recommended list from https://tools.ietf.org/html/rfc6376#section-5.4.1
|
|
|
4819 |
$autoSignHeaders = [
|
|
|
4820 |
'from',
|
|
|
4821 |
'to',
|
|
|
4822 |
'cc',
|
|
|
4823 |
'date',
|
|
|
4824 |
'subject',
|
|
|
4825 |
'reply-to',
|
|
|
4826 |
'message-id',
|
|
|
4827 |
'content-type',
|
|
|
4828 |
'mime-version',
|
|
|
4829 |
'x-mailer',
|
|
|
4830 |
];
|
|
|
4831 |
if (stripos($headers_line, 'Subject') === false) {
|
|
|
4832 |
$headers_line .= 'Subject: ' . $subject . static::$LE;
|
|
|
4833 |
}
|
|
|
4834 |
$headerLines = explode(static::$LE, $headers_line);
|
|
|
4835 |
$currentHeaderLabel = '';
|
|
|
4836 |
$currentHeaderValue = '';
|
|
|
4837 |
$parsedHeaders = [];
|
|
|
4838 |
$headerLineIndex = 0;
|
|
|
4839 |
$headerLineCount = count($headerLines);
|
|
|
4840 |
foreach ($headerLines as $headerLine) {
|
|
|
4841 |
$matches = [];
|
|
|
4842 |
if (preg_match('/^([^ \t]*?)(?::[ \t]*)(.*)$/', $headerLine, $matches)) {
|
|
|
4843 |
if ($currentHeaderLabel !== '') {
|
|
|
4844 |
//We were previously in another header; This is the start of a new header, so save the previous one
|
|
|
4845 |
$parsedHeaders[] = ['label' => $currentHeaderLabel, 'value' => $currentHeaderValue];
|
|
|
4846 |
}
|
|
|
4847 |
$currentHeaderLabel = $matches[1];
|
|
|
4848 |
$currentHeaderValue = $matches[2];
|
|
|
4849 |
} elseif (preg_match('/^[ \t]+(.*)$/', $headerLine, $matches)) {
|
|
|
4850 |
//This is a folded continuation of the current header, so unfold it
|
|
|
4851 |
$currentHeaderValue .= ' ' . $matches[1];
|
|
|
4852 |
}
|
|
|
4853 |
++$headerLineIndex;
|
|
|
4854 |
if ($headerLineIndex >= $headerLineCount) {
|
|
|
4855 |
//This was the last line, so finish off this header
|
|
|
4856 |
$parsedHeaders[] = ['label' => $currentHeaderLabel, 'value' => $currentHeaderValue];
|
|
|
4857 |
}
|
|
|
4858 |
}
|
|
|
4859 |
$copiedHeaders = [];
|
|
|
4860 |
$headersToSignKeys = [];
|
|
|
4861 |
$headersToSign = [];
|
|
|
4862 |
foreach ($parsedHeaders as $header) {
|
|
|
4863 |
//Is this header one that must be included in the DKIM signature?
|
|
|
4864 |
if (in_array(strtolower($header['label']), $autoSignHeaders, true)) {
|
|
|
4865 |
$headersToSignKeys[] = $header['label'];
|
|
|
4866 |
$headersToSign[] = $header['label'] . ': ' . $header['value'];
|
|
|
4867 |
if ($this->DKIM_copyHeaderFields) {
|
|
|
4868 |
$copiedHeaders[] = $header['label'] . ':' . //Note no space after this, as per RFC
|
|
|
4869 |
str_replace('|', '=7C', $this->DKIM_QP($header['value']));
|
|
|
4870 |
}
|
|
|
4871 |
continue;
|
|
|
4872 |
}
|
|
|
4873 |
//Is this an extra custom header we've been asked to sign?
|
|
|
4874 |
if (in_array($header['label'], $this->DKIM_extraHeaders, true)) {
|
|
|
4875 |
//Find its value in custom headers
|
|
|
4876 |
foreach ($this->CustomHeader as $customHeader) {
|
|
|
4877 |
if ($customHeader[0] === $header['label']) {
|
|
|
4878 |
$headersToSignKeys[] = $header['label'];
|
|
|
4879 |
$headersToSign[] = $header['label'] . ': ' . $header['value'];
|
|
|
4880 |
if ($this->DKIM_copyHeaderFields) {
|
|
|
4881 |
$copiedHeaders[] = $header['label'] . ':' . //Note no space after this, as per RFC
|
|
|
4882 |
str_replace('|', '=7C', $this->DKIM_QP($header['value']));
|
|
|
4883 |
}
|
|
|
4884 |
//Skip straight to the next header
|
|
|
4885 |
continue 2;
|
|
|
4886 |
}
|
|
|
4887 |
}
|
|
|
4888 |
}
|
|
|
4889 |
}
|
|
|
4890 |
$copiedHeaderFields = '';
|
|
|
4891 |
if ($this->DKIM_copyHeaderFields && count($copiedHeaders) > 0) {
|
|
|
4892 |
//Assemble a DKIM 'z' tag
|
|
|
4893 |
$copiedHeaderFields = ' z=';
|
|
|
4894 |
$first = true;
|
|
|
4895 |
foreach ($copiedHeaders as $copiedHeader) {
|
|
|
4896 |
if (!$first) {
|
|
|
4897 |
$copiedHeaderFields .= static::$LE . ' |';
|
|
|
4898 |
}
|
|
|
4899 |
//Fold long values
|
|
|
4900 |
if (strlen($copiedHeader) > self::STD_LINE_LENGTH - 3) {
|
|
|
4901 |
$copiedHeaderFields .= substr(
|
|
|
4902 |
chunk_split($copiedHeader, self::STD_LINE_LENGTH - 3, static::$LE . self::FWS),
|
|
|
4903 |
0,
|
|
|
4904 |
-strlen(static::$LE . self::FWS)
|
|
|
4905 |
);
|
|
|
4906 |
} else {
|
|
|
4907 |
$copiedHeaderFields .= $copiedHeader;
|
|
|
4908 |
}
|
|
|
4909 |
$first = false;
|
|
|
4910 |
}
|
|
|
4911 |
$copiedHeaderFields .= ';' . static::$LE;
|
|
|
4912 |
}
|
|
|
4913 |
$headerKeys = ' h=' . implode(':', $headersToSignKeys) . ';' . static::$LE;
|
|
|
4914 |
$headerValues = implode(static::$LE, $headersToSign);
|
|
|
4915 |
$body = $this->DKIM_BodyC($body);
|
|
18
|
4916 |
//Base64 of packed binary SHA-256 hash of body
|
|
|
4917 |
$DKIMb64 = base64_encode(pack('H*', hash('sha256', $body)));
|
|
16
|
4918 |
$ident = '';
|
|
|
4919 |
if ('' !== $this->DKIM_identity) {
|
|
|
4920 |
$ident = ' i=' . $this->DKIM_identity . ';' . static::$LE;
|
|
|
4921 |
}
|
|
|
4922 |
//The DKIM-Signature header is included in the signature *except for* the value of the `b` tag
|
|
|
4923 |
//which is appended after calculating the signature
|
|
|
4924 |
//https://tools.ietf.org/html/rfc6376#section-3.5
|
|
|
4925 |
$dkimSignatureHeader = 'DKIM-Signature: v=1;' .
|
|
|
4926 |
' d=' . $this->DKIM_domain . ';' .
|
|
|
4927 |
' s=' . $this->DKIM_selector . ';' . static::$LE .
|
|
|
4928 |
' a=' . $DKIMsignatureType . ';' .
|
|
|
4929 |
' q=' . $DKIMquery . ';' .
|
|
|
4930 |
' t=' . $DKIMtime . ';' .
|
|
|
4931 |
' c=' . $DKIMcanonicalization . ';' . static::$LE .
|
|
|
4932 |
$headerKeys .
|
|
|
4933 |
$ident .
|
|
|
4934 |
$copiedHeaderFields .
|
|
|
4935 |
' bh=' . $DKIMb64 . ';' . static::$LE .
|
|
|
4936 |
' b=';
|
|
|
4937 |
//Canonicalize the set of headers
|
|
|
4938 |
$canonicalizedHeaders = $this->DKIM_HeaderC(
|
|
|
4939 |
$headerValues . static::$LE . $dkimSignatureHeader
|
|
|
4940 |
);
|
|
|
4941 |
$signature = $this->DKIM_Sign($canonicalizedHeaders);
|
|
|
4942 |
$signature = trim(chunk_split($signature, self::STD_LINE_LENGTH - 3, static::$LE . self::FWS));
|
|
|
4943 |
|
|
|
4944 |
return static::normalizeBreaks($dkimSignatureHeader . $signature);
|
|
|
4945 |
}
|
|
|
4946 |
|
|
|
4947 |
/**
|
|
|
4948 |
* Detect if a string contains a line longer than the maximum line length
|
|
|
4949 |
* allowed by RFC 2822 section 2.1.1.
|
|
|
4950 |
*
|
|
|
4951 |
* @param string $str
|
|
|
4952 |
*
|
|
|
4953 |
* @return bool
|
|
|
4954 |
*/
|
|
|
4955 |
public static function hasLineLongerThanMax($str)
|
|
|
4956 |
{
|
|
|
4957 |
return (bool) preg_match('/^(.{' . (self::MAX_LINE_LENGTH + strlen(static::$LE)) . ',})/m', $str);
|
|
|
4958 |
}
|
|
|
4959 |
|
|
|
4960 |
/**
|
|
|
4961 |
* If a string contains any "special" characters, double-quote the name,
|
|
|
4962 |
* and escape any double quotes with a backslash.
|
|
|
4963 |
*
|
|
|
4964 |
* @param string $str
|
|
|
4965 |
*
|
|
|
4966 |
* @return string
|
|
|
4967 |
*
|
|
|
4968 |
* @see RFC822 3.4.1
|
|
|
4969 |
*/
|
|
|
4970 |
public static function quotedString($str)
|
|
|
4971 |
{
|
|
|
4972 |
if (preg_match('/[ ()<>@,;:"\/\[\]?=]/', $str)) {
|
|
|
4973 |
//If the string contains any of these chars, it must be double-quoted
|
|
|
4974 |
//and any double quotes must be escaped with a backslash
|
|
|
4975 |
return '"' . str_replace('"', '\\"', $str) . '"';
|
|
|
4976 |
}
|
|
|
4977 |
|
|
|
4978 |
//Return the string untouched, it doesn't need quoting
|
|
|
4979 |
return $str;
|
|
|
4980 |
}
|
|
|
4981 |
|
|
|
4982 |
/**
|
|
|
4983 |
* Allows for public read access to 'to' property.
|
|
|
4984 |
* Before the send() call, queued addresses (i.e. with IDN) are not yet included.
|
|
|
4985 |
*
|
|
|
4986 |
* @return array
|
|
|
4987 |
*/
|
|
|
4988 |
public function getToAddresses()
|
|
|
4989 |
{
|
|
|
4990 |
return $this->to;
|
|
|
4991 |
}
|
|
|
4992 |
|
|
|
4993 |
/**
|
|
|
4994 |
* Allows for public read access to 'cc' property.
|
|
|
4995 |
* Before the send() call, queued addresses (i.e. with IDN) are not yet included.
|
|
|
4996 |
*
|
|
|
4997 |
* @return array
|
|
|
4998 |
*/
|
|
|
4999 |
public function getCcAddresses()
|
|
|
5000 |
{
|
|
|
5001 |
return $this->cc;
|
|
|
5002 |
}
|
|
|
5003 |
|
|
|
5004 |
/**
|
|
|
5005 |
* Allows for public read access to 'bcc' property.
|
|
|
5006 |
* Before the send() call, queued addresses (i.e. with IDN) are not yet included.
|
|
|
5007 |
*
|
|
|
5008 |
* @return array
|
|
|
5009 |
*/
|
|
|
5010 |
public function getBccAddresses()
|
|
|
5011 |
{
|
|
|
5012 |
return $this->bcc;
|
|
|
5013 |
}
|
|
|
5014 |
|
|
|
5015 |
/**
|
|
|
5016 |
* Allows for public read access to 'ReplyTo' property.
|
|
|
5017 |
* Before the send() call, queued addresses (i.e. with IDN) are not yet included.
|
|
|
5018 |
*
|
|
|
5019 |
* @return array
|
|
|
5020 |
*/
|
|
|
5021 |
public function getReplyToAddresses()
|
|
|
5022 |
{
|
|
|
5023 |
return $this->ReplyTo;
|
|
|
5024 |
}
|
|
|
5025 |
|
|
|
5026 |
/**
|
|
|
5027 |
* Allows for public read access to 'all_recipients' property.
|
|
|
5028 |
* Before the send() call, queued addresses (i.e. with IDN) are not yet included.
|
|
|
5029 |
*
|
|
|
5030 |
* @return array
|
|
|
5031 |
*/
|
|
|
5032 |
public function getAllRecipientAddresses()
|
|
|
5033 |
{
|
|
|
5034 |
return $this->all_recipients;
|
|
|
5035 |
}
|
|
|
5036 |
|
|
|
5037 |
/**
|
|
|
5038 |
* Perform a callback.
|
|
|
5039 |
*
|
|
|
5040 |
* @param bool $isSent
|
|
|
5041 |
* @param array $to
|
|
|
5042 |
* @param array $cc
|
|
|
5043 |
* @param array $bcc
|
|
|
5044 |
* @param string $subject
|
|
|
5045 |
* @param string $body
|
|
|
5046 |
* @param string $from
|
|
|
5047 |
* @param array $extra
|
|
|
5048 |
*/
|
|
|
5049 |
protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body, $from, $extra)
|
|
|
5050 |
{
|
|
|
5051 |
if (!empty($this->action_function) && is_callable($this->action_function)) {
|
|
|
5052 |
call_user_func($this->action_function, $isSent, $to, $cc, $bcc, $subject, $body, $from, $extra);
|
|
|
5053 |
}
|
|
|
5054 |
}
|
|
|
5055 |
|
|
|
5056 |
/**
|
|
19
|
5057 |
* Get the OAuthTokenProvider instance.
|
|
|
5058 |
*
|
|
|
5059 |
* @return OAuthTokenProvider
|
|
16
|
5060 |
*/
|
|
|
5061 |
public function getOAuth()
|
|
|
5062 |
{
|
|
|
5063 |
return $this->oauth;
|
|
|
5064 |
}
|
|
|
5065 |
|
|
|
5066 |
/**
|
|
19
|
5067 |
* Set an OAuthTokenProvider instance.
|
|
|
5068 |
*/
|
|
|
5069 |
public function setOAuth(OAuthTokenProvider $oauth)
|
|
16
|
5070 |
{
|
|
|
5071 |
$this->oauth = $oauth;
|
|
|
5072 |
}
|
|
|
5073 |
}
|