Ticket #25560: 25560v2.diff

wp-includes/PHPMailer/PHPMailerAutoload.php

@@ +1 @@
+<?php
+/**
+ * PHPMailer SPL autoloader.
+ * PHP Version 5.0.0
+ * @package PHPMailer
+ * @link https://github.com/PHPMailer/PHPMailer/
+ * @author Marcus Bointon (coolbru) <phpmailer@synchromedia.co.uk>
+ * @author Jim Jagielski (jimjag) <jimjag@gmail.com>
+ * @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
+ * @author Brent R. Matzelle (original founder)
+ * @copyright 2013 Marcus Bointon
+ * @copyright 2010 - 2012 Jim Jagielski
+ * @copyright 2004 - 2009 Andy Prevost
+ * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
+ * @note This program is distributed in the hope that it will be useful - WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+/**
+ * PHPMailer SPL autoloader.
+ * @param string $classname The name of the class to load
+ */
+function PHPMailerAutoload($classname)
+{
+    //Can't use __DIR__ as it's only in PHP 5.3+
+    $filename = dirname(__FILE__).DIRECTORY_SEPARATOR.'class.'.strtolower($classname).'.php';
+    if (is_readable($filename)) {
+        require $filename;
+    }
+}
+
+spl_autoload_register('PHPMailerAutoload');

wp-includes/PHPMailer/class.phpmailer.php

@@ +1 @@
+<?php
+/**
+ * PHPMailer - PHP email creation and transport class.
+ * PHP Version 5.0.0
+ * Version 5.2.7
+ * @package PHPMailer
+ * @link https://github.com/PHPMailer/PHPMailer/
+ * @author Marcus Bointon (coolbru) <phpmailer@synchromedia.co.uk>
+ * @author Jim Jagielski (jimjag) <jimjag@gmail.com>
+ * @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
+ * @author Brent R. Matzelle (original founder)
+ * @copyright 2013 Marcus Bointon
+ * @copyright 2010 - 2012 Jim Jagielski
+ * @copyright 2004 - 2009 Andy Prevost
+ * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
+ * @note This program is distributed in the hope that it will be useful - WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+if (version_compare(PHP_VERSION, '5.0.0', '<')) {
+    exit("Sorry, PHPMailer will only run on PHP version 5 or greater!\n");
+}
+
+/**
+ * PHPMailer - PHP email creation and transport class.
+ * PHP Version 5.0.0
+ * @package PHPMailer
+ * @author Marcus Bointon (coolbru) <phpmailer@synchromedia.co.uk>
+ * @author Jim Jagielski (jimjag) <jimjag@gmail.com>
+ * @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
+ * @author Brent R. Matzelle (original founder)
+ * @copyright 2013 Marcus Bointon
+ * @copyright 2010 - 2012 Jim Jagielski
+ * @copyright 2004 - 2009 Andy Prevost
+ */
+class PHPMailer
+{
+    /**
+     * The PHPMailer Version number.
+     * @type string
+     */
+    public $Version = '5.2.7';
+
+    /**
+     * Email priority.
+     * Options: 1 = High, 3 = Normal, 5 = low.
+     * @type int
+     */
+    public $Priority = 3;
+
+    /**
+     * The character set of the message.
+     * @type string
+     */
+    public $CharSet = 'iso-8859-1';
+
+    /**
+     * The MIME Content-type of the message.
+     * @type string
+     */
+    public $ContentType = 'text/plain';
+
+    /**
+     * The message encoding.
+     * Options: "8bit", "7bit", "binary", "base64", and "quoted-printable".
+     * @type string
+     */
+    public $Encoding = '8bit';
+
+    /**
+     * Holds the most recent mailer error message.
+     * @type string
+     */
+    public $ErrorInfo = '';
+
+    /**
+     * The From email address for the message.
+     * @type string
+     */
+    public $From = 'root@localhost';
+
+    /**
+     * The From name of the message.
+     * @type string
+     */
+    public $FromName = 'Root User';
+
+    /**
+     * The Sender email (Return-Path) of the message.
+     * If not empty, will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode.
+     * @type string
+     */
+    public $Sender = '';
+
+    /**
+     * The Return-Path of the message.
+     * If empty, it will be set to either From or Sender.
+     * @type string
+     */
+    public $ReturnPath = '';
+
+    /**
+     * The Subject of the message.
+     * @type string
+     */
+    public $Subject = '';
+
+    /**
+     * An HTML or plain text message body.
+     * If HTML then call isHTML(true).
+     * @type string
+     */
+    public $Body = '';
+
+    /**
+     * The plain-text message body.
+     * This body can be read by mail clients that do not have HTML email
+     * capability such as mutt & Eudora.
+     * Clients that can read HTML will view the normal Body.
+     * @type string
+     */
+    public $AltBody = '';
+
+    /**
+     * An iCal message part body.
+     * Only supported in simple alt or alt_inline message types
+     * To generate iCal events, use the bundled extras/EasyPeasyICS.php class or iCalcreator
+     * @link http://sprain.ch/blog/downloads/php-class-easypeasyics-create-ical-files-with-php/
+     * @link http://kigkonsult.se/iCalcreator/
+     * @type string
+     */
+    public $Ical = '';
+
+    /**
+     * The complete compiled MIME message body.
+     * @access protected
+     * @type string
+     */
+    protected $MIMEBody = '';
+
+    /**
+     * The complete compiled MIME message headers.
+     * @type string
+     * @access protected
+     */
+    protected $MIMEHeader = '';
+
+    /**
+     * Extra headers that createHeader() doesn't fold in.
+     * @type string
+     * @access protected
+     */
+    protected $mailHeader = '';
+
+    /**
+     * Word-wrap the message body to this number of chars.
+     * @type int
+     */
+    public $WordWrap = 0;
+
+    /**
+     * Which method to use to send mail.
+     * Options: "mail", "sendmail", or "smtp".
+     * @type string
+     */
+    public $Mailer = 'mail';
+
+    /**
+     * The path to the sendmail program.
+     * @type string
+     */
+    public $Sendmail = '/usr/sbin/sendmail';
+
+    /**
+     * Whether mail() uses a fully sendmail-compatible MTA.
+     * One which supports sendmail's "-oi -f" options.
+     * @type bool
+     */
+    public $UseSendmailOptions = true;
+
+    /**
+     * Path to PHPMailer plugins.
+     * Useful if the SMTP class is not in the PHP include path.
+     * @type string
+     * @deprecated Should not be needed now there is an autoloader.
+     */
+    public $PluginDir = '';
+
+    /**
+     * The email address that a reading confirmation should be sent to.
+     * @type string
+     */
+    public $ConfirmReadingTo = '';
+
+    /**
+     * The hostname to use in Message-Id and Received headers
+     * and as default HELO string.
+     * If empty, the value returned
+     * by SERVER_NAME is used or 'localhost.localdomain'.
+     * @type string
+     */
+    public $Hostname = '';
+
+    /**
+     * An ID to be used in the Message-Id header.
+     * If empty, a unique id will be generated.
+     * @type string
+     */
+    public $MessageID = '';
+
+    /**
+     * The message Date to be used in the Date header.
+     * If empty, the current date will be added.
+     * @type string
+     */
+    public $MessageDate = '';
+
+    /**
+     * SMTP hosts.
+     * Either a single hostname or multiple semicolon-delimited hostnames.
+     * You can also specify a different port
+     * for each host by using this format: [hostname:port]
+     * (e.g. "smtp1.example.com:25;smtp2.example.com").
+     * Hosts will be tried in order.
+     * @type string
+     */
+    public $Host = 'localhost';
+
+    /**
+     * The default SMTP server port.
+     * @type int
+     * @Todo Why is this needed when the SMTP class takes care of it?
+     */
+    public $Port = 25;
+
+    /**
+     * The SMTP HELO of the message.
+     * Default is $Hostname.
+     * @type string
+     * @see PHPMailer::$Hostname
+     */
+    public $Helo = '';
+
+    /**
+     * The secure connection prefix.
+     * Options: "", "ssl" or "tls"
+     * @type string
+     */
+    public $SMTPSecure = '';
+
+    /**
+     * Whether to use SMTP authentication.
+     * Uses the Username and Password properties.
+     * @type bool
+     * @see PHPMailer::$Username
+     * @see PHPMailer::$Password
+     */
+    public $SMTPAuth = false;
+
+    /**
+     * SMTP username.
+     * @type string
+     */
+    public $Username = '';
+
+    /**
+     * SMTP password.
+     * @type string
+     */
+    public $Password = '';
+
+    /**
+     * SMTP auth type.
+     * Options are LOGIN (default), PLAIN, NTLM, CRAM-MD5
+     * @type string
+     */
+    public $AuthType = '';
+
+    /**
+     * SMTP realm.
+     * Used for NTLM auth
+     * @type string
+     */
+    public $Realm = '';
+
+    /**
+     * SMTP workstation.
+     * Used for NTLM auth
+     * @type string
+     */
+    public $Workstation = '';
+
+    /**
+     * The SMTP server timeout in seconds.
+     * @type int
+     */
+    public $Timeout = 10;
+
+    /**
+     * SMTP class debug output mode.
+     * Options: 0 = off, 1 = commands, 2 = commands and data
+     * @type int
+     * @see SMTP::$do_debug
+     */
+    public $SMTPDebug = 0;
+
+    /**
+     * The function/method to use for debugging output.
+     * Options: "echo" or "error_log"
+     * @type string
+     * @see SMTP::$Debugoutput
+     */
+    public $Debugoutput = "echo";
+
+    /**
+     * Whether to keep SMTP connection open after each message.
+     * If this is set to true then to close the connection
+     * requires an explicit call to smtpClose().
+     * @type bool
+     */
+    public $SMTPKeepAlive = false;
+
+    /**
+     * Whether to split multiple to addresses into multiple messages
+     * or send them all in one message.
+     * @type bool
+     */
+    public $SingleTo = false;
+
+    /**
+     * Storage for addresses when SingleTo is enabled.
+     * @type array
+     * @todo This should really not be public
+     */
+    public $SingleToArray = array();
+
+    /**
+     * Whether to generate VERP addresses on send.
+     * Only applicable when sending via SMTP.
+     * @link http://en.wikipedia.org/wiki/Variable_envelope_return_path
+     * @type bool
+     */
+    public $do_verp = false;
+
+    /**
+     * Whether to allow sending messages with an empty body.
+     * @type bool
+     */
+    public $AllowEmpty = false;
+
+    /**
+     * The default line ending.
+     * @note The default remains "\n". We force CRLF where we know
+     *        it must be used via self::CRLF.
+     * @type string
+     */
+    public $LE = "\n";
+
+    /**
+     * DKIM selector.
+     * @type string
+     */
+    public $DKIM_selector = '';
+
+    /**
+     * DKIM Identity.
+     * Usually the email address used as the source of the email
+     * @type string
+     */
+    public $DKIM_identity = '';
+
+    /**
+     * DKIM passphrase.
+     * Used if your key is encrypted.
+     * @type string
+     */
+    public $DKIM_passphrase = '';
+
+    /**
+     * DKIM signing domain name.
+     * @example 'example.com'
+     * @type string
+     */
+    public $DKIM_domain = '';
+
+    /**
+     * DKIM private key file path.
+     * @type string
+     */
+    public $DKIM_private = '';
+
+    /**
+     * Callback Action function name.
+     *
+     * The function that handles the result of the send email action.
+     * It is called out by send() for each email sent.
+     *
+     * Value can be:
+     * - 'function_name' for function names
+     * - 'Class::Method' for static method calls
+     * - array($object, 'Method') for calling methods on $object
+     * See http://php.net/is_callable manual page for more details.
+     *
+     * Parameters:
+     *   bool    $result        result of the send action
+     *   string  $to            email address of the recipient
+     *   string  $cc            cc email addresses
+     *   string  $bcc           bcc email addresses
+     *   string  $subject       the subject
+     *   string  $body          the email body
+     *   string  $from          email address of sender
+     * 
+     * @type string
+     */
+    public $action_function = '';
+
+    /**
+     * What to use in the X-Mailer header.
+     * Options: null for default, whitespace for none, or a string to use
+     * @type string
+     */
+    public $XMailer = '';
+
+    /**
+     * An instance of the SMTP sender class.
+     * @type SMTP
+     * @access protected
+     */
+    protected $smtp = null;
+
+    /**
+     * The array of 'to' addresses.
+     * @type array
+     * @access protected
+     */
+    protected $to = array();
+
+    /**
+     * The array of 'cc' addresses.
+     * @type array
+     * @access protected
+     */
+    protected $cc = array();
+
+    /**
+     * The array of 'bcc' addresses.
+     * @type array
+     * @access protected
+     */
+    protected $bcc = array();
+
+    /**
+     * The array of reply-to names and addresses.
+     * @type array
+     * @access protected
+     */
+    protected $ReplyTo = array();
+
+    /**
+     * An array of all kinds of addresses.
+     * Includes all of $to, $cc, $bcc, $replyto
+     * @type array
+     * @access protected
+     */
+    protected $all_recipients = array();
+
+    /**
+     * The array of attachments.
+     * @type array
+     * @access protected
+     */
+    protected $attachment = array();
+
+    /**
+     * The array of custom headers.
+     * @type array
+     * @access protected
+     */
+    protected $CustomHeader = array();
+
+    /**
+     * The most recent Message-ID (including angular brackets).
+     * @type string
+     * @access protected
+     */
+    protected $lastMessageID = '';
+
+    /**
+     * The message's MIME type.
+     * @type string
+     * @access protected
+     */
+    protected $message_type = '';
+
+    /**
+     * The array of MIME boundary strings.
+     * @type array
+     * @access protected
+     */
+    protected $boundary = array();
+
+    /**
+     * The array of available languages.
+     * @type array
+     * @access protected
+     */
+    protected $language = array();
+
+    /**
+     * The number of errors encountered.
+     * @type integer
+     * @access protected
+     */
+    protected $error_count = 0;
+
+    /**
+     * The S/MIME certificate file path.
+     * @type string
+     * @access protected
+     */
+    protected $sign_cert_file = '';
+
+    /**
+     * The S/MIME key file path.
+     * @type string
+     * @access protected
+     */
+    protected $sign_key_file = '';
+
+    /**
+     * The S/MIME password for the key.
+     * Used only if the key is encrypted.
+     * @type string
+     * @access protected
+     */
+    protected $sign_key_pass = '';
+
+    /**
+     * Whether to throw exceptions for errors.
+     * @type bool
+     * @access protected
+     */
+    protected $exceptions = false;
+
+    /**
+     * Error severity: message only, continue processing
+     */
+    const STOP_MESSAGE = 0;
+
+    /**
+     * Error severity: message, likely ok to continue processing
+     */
+    const STOP_CONTINUE = 1;
+
+    /**
+     * Error severity: message, plus full stop, critical error reached
+     */
+    const STOP_CRITICAL = 2;
+
+    /**
+     * SMTP RFC standard line ending
+     */
+    const CRLF = "\r\n";
+
+    /**
+     * Constructor
+     * @param bool $exceptions Should we throw external exceptions?
+     */
+    public function __construct($exceptions = false)
+    {
+        $this->exceptions = ($exceptions == true);
+        //Make sure our autoloader is loaded
+        if (!in_array('PHPMailerAutoload', spl_autoload_functions())) {
+            require 'PHPMailerAutoload.php';
+        }
+    }
+
+    /**
+     * Destructor.
+     */
+    public function __destruct()
+    {
+        if ($this->Mailer == 'smtp') { //close any open SMTP connection nicely
+            $this->smtpClose();
+        }
+    }
+
+    /**
+     * Call mail() in a safe_mode-aware fashion.
+     * Also, unless sendmail_path points to sendmail (or something that
+     * claims to be sendmail), don't pass params (not a perfect fix,
+     * but it will do)
+     * @param string $to To
+     * @param string $subject Subject
+     * @param string $body Message Body
+     * @param string $header Additional Header(s)
+     * @param string $params Params
+     * @access private
+     * @return bool
+     */
+    private function mailPassthru($to, $subject, $body, $header, $params)
+    {
+        if (ini_get('safe_mode') || !($this->UseSendmailOptions)) {
+            $rt = @mail($to, $this->encodeHeader($this->secureHeader($subject)), $body, $header);
+        } else {
+            $rt = @mail($to, $this->encodeHeader($this->secureHeader($subject)), $body, $header, $params);
+        }
+        return $rt;
+    }
+
+    /**
+     * Output debugging info via user-defined method.
+     * Only if debug output is enabled.
+     * @see PHPMailer::$Debugoutput
+     * @see PHPMailer::$SMTPDebug
+     * @param string $str
+     */
+    protected function edebug($str)
+    {
+        if (!$this->SMTPDebug) {
+            return;
+        }
+        switch ($this->Debugoutput) {
+            case 'error_log':
+                error_log($str);
+                break;
+            case 'html':
+                //Cleans up output a bit for a better looking display that's HTML-safe
+                echo htmlentities(preg_replace('/[\r\n]+/', '', $str), ENT_QUOTES, $this->CharSet) . "<br>\n";
+                break;
+            case 'echo':
+            default:
+                //Just echoes exactly what was received
+                echo $str;
+        }
+    }
+
+    /**
+     * Sets message type to HTML or plain.
+     * @param bool $ishtml True for HTML mode.
+     * @return void
+     */
+    public function isHTML($ishtml = true)
+    {
+        if ($ishtml) {
+            $this->ContentType = 'text/html';
+        } else {
+            $this->ContentType = 'text/plain';
+        }
+    }
+
+    /**
+     * Send messages using SMTP.
+     * @return void
+     */
+    public function isSMTP()
+    {
+        $this->Mailer = 'smtp';
+    }
+
+    /**
+     * Send messages using PHP's mail() function.
+     * @return void
+     */
+    public function isMail()
+    {
+        $this->Mailer = 'mail';
+    }
+
+    /**
+     * Send messages using $Sendmail.
+     * @return void
+     */
+    public function isSendmail()
+    {
+        if (!stristr(ini_get('sendmail_path'), 'sendmail')) {
+            $this->Sendmail = '/var/qmail/bin/sendmail';
+        }
+        $this->Mailer = 'sendmail';
+    }
+
+    /**
+     * Send messages using qmail.
+     * @return void
+     */
+    public function isQmail()
+    {
+        if (stristr(ini_get('sendmail_path'), 'qmail')) {
+            $this->Sendmail = '/var/qmail/bin/sendmail';
+        }
+        $this->Mailer = 'sendmail';
+    }
+
+    /**
+     * Add a "To" address.
+     * @param string $address
+     * @param string $name
+     * @return bool true on success, false if address already used
+     */
+    public function addAddress($address, $name = '')
+    {
+        return $this->addAnAddress('to', $address, $name);
+    }
+
+    /**
+     * Add a "CC" address.
+     * @note: This function works with the SMTP mailer on win32, not with the "mail" mailer.
+     * @param string $address
+     * @param string $name
+     * @return bool true on success, false if address already used
+     */
+    public function addCC($address, $name = '')
+    {
+        return $this->addAnAddress('cc', $address, $name);
+    }
+
+    /**
+     * Add a "BCC" address.
+     * @note: This function works with the SMTP mailer on win32, not with the "mail" mailer.
+     * @param string $address
+     * @param string $name
+     * @return bool true on success, false if address already used
+     */
+    public function addBCC($address, $name = '')
+    {
+        return $this->addAnAddress('bcc', $address, $name);
+    }
+
+    /**
+     * Add a "Reply-to" address.
+     * @param string $address
+     * @param string $name
+     * @return bool
+     */
+    public function addReplyTo($address, $name = '')
+    {
+        return $this->addAnAddress('Reply-To', $address, $name);
+    }
+
+    /**
+     * Add an address to one of the recipient arrays.
+     * Addresses that have been added already return false, but do not throw exceptions
+     * @param string $kind One of 'to', 'cc', 'bcc', 'ReplyTo'
+     * @param string $address The email address to send to
+     * @param string $name
+     * @throws phpmailerException
+     * @return bool true on success, false if address already used or invalid in some way
+     * @access protected
+     */
+    protected function addAnAddress($kind, $address, $name = '')
+    {
+        if (!preg_match('/^(to|cc|bcc|Reply-To)$/', $kind)) {
+            $this->setError($this->lang('Invalid recipient array') . ': ' . $kind);
+            if ($this->exceptions) {
+                throw new phpmailerException('Invalid recipient array: ' . $kind);
+            }
+            $this->edebug($this->lang('Invalid recipient array') . ': ' . $kind);
+            return false;
+        }
+        $address = trim($address);
+        $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
+        if (!$this->validateAddress($address)) {
+            $this->setError($this->lang('invalid_address') . ': ' . $address);
+            if ($this->exceptions) {
+                throw new phpmailerException($this->lang('invalid_address') . ': ' . $address);
+            }
+            $this->edebug($this->lang('invalid_address') . ': ' . $address);
+            return false;
+        }
+        if ($kind != 'Reply-To') {
+            if (!isset($this->all_recipients[strtolower($address)])) {
+                array_push($this->$kind, array($address, $name));
+                $this->all_recipients[strtolower($address)] = true;
+                return true;
+            }
+        } else {
+            if (!array_key_exists(strtolower($address), $this->ReplyTo)) {
+                $this->ReplyTo[strtolower($address)] = array($address, $name);
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Set the From and FromName properties.
+     * @param string $address
+     * @param string $name
+     * @param bool $auto Whether to also set the Sender address, defaults to true
+     * @throws phpmailerException
+     * @return bool
+     */
+    public function setFrom($address, $name = '', $auto = true)
+    {
+        $address = trim($address);
+        $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
+        if (!$this->validateAddress($address)) {
+            $this->setError($this->lang('invalid_address') . ': ' . $address);
+            if ($this->exceptions) {
+                throw new phpmailerException($this->lang('invalid_address') . ': ' . $address);
+            }
+            $this->edebug($this->lang('invalid_address') . ': ' . $address);
+            return false;
+        }
+        $this->From = $address;
+        $this->FromName = $name;
+        if ($auto) {
+            if (empty($this->Sender)) {
+                $this->Sender = $address;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Return the Message-ID header of the last email.
+     * Technically this is the value from the last time the headers were created,
+     * but it's also the message ID of the last sent message except in
+     * pathological cases.
+     * @return string
+     */
+    public function getLastMessageID()
+    {
+        return $this->lastMessageID;
+    }
+
+    /**
+     * Check that a string looks like an email address.
+     * @param string $address The email address to check
+     * @param string $patternselect A selector for the validation pattern to use :
+     *   'auto' - pick best one automatically;
+     *   'pcre8' - use the squiloople.com pattern, requires PCRE > 8.0, PHP >= 5.3.2, 5.2.14;
+     *   'pcre' - use old PCRE implementation;
+     *   'php' - use PHP built-in FILTER_VALIDATE_EMAIL; faster, less thorough;
+     *   'noregex' - super fast, really dumb.
+     * @return bool
+     * @static
+     * @access public
+     */
+    public static function validateAddress($address, $patternselect = 'auto')
+    {
+        if ($patternselect == 'auto') {
+            if (defined(
+                'PCRE_VERSION'
+            )
+            ) { //Check this instead of extension_loaded so it works when that function is disabled
+                if (version_compare(PCRE_VERSION, '8.0') >= 0) {
+                    $patternselect = 'pcre8';
+                } else {
+                    $patternselect = 'pcre';
+                }
+            } else {
+                //Filter_var appeared in PHP 5.2.0 and does not require the PCRE extension
+                if (version_compare(PHP_VERSION, '5.2.0') >= 0) {
+                    $patternselect = 'php';
+                } else {
+                    $patternselect = 'noregex';
+                }
+            }
+        }
+        switch ($patternselect) {
+            case 'pcre8':
+                /**
+                 * Conforms to RFC5322: Uses *correct* regex on which FILTER_VALIDATE_EMAIL is
+                 * based; So why not use FILTER_VALIDATE_EMAIL? Because it was broken to
+                 * not allow a@b type valid addresses :(
+                 * @link http://squiloople.com/2009/12/20/email-address-validation/
+                 * @copyright 2009-2010 Michael Rushton
+                 * Feel free to use and redistribute this code. But please keep this copyright notice.
+                 */
+                return (bool)preg_match(
+                    '/^(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){255,})(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){65,}@)' .
+                    '((?>(?>(?>((?>(?>(?>\x0D\x0A)?[\t ])+|(?>[\t ]*\x0D\x0A)?[\t ]+)?)(\((?>(?2)' .
+                    '(?>[\x01-\x08\x0B\x0C\x0E-\'*-\[\]-\x7F]|\\\[\x00-\x7F]|(?3)))*(?2)\)))+(?2))|(?2))?)' .
+                    '([!#-\'*+\/-9=?^-~-]+|"(?>(?2)(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\x7F]))*' .
+                    '(?2)")(?>(?1)\.(?1)(?4))*(?1)@(?!(?1)[a-z0-9-]{64,})(?1)(?>([a-z0-9](?>[a-z0-9-]*[a-z0-9])?)' .
+                    '(?>(?1)\.(?!(?1)[a-z0-9-]{64,})(?1)(?5)){0,126}|\[(?:(?>IPv6:(?>([a-f0-9]{1,4})(?>:(?6)){7}' .
+                    '|(?!(?:.*[a-f0-9][:\]]){8,})((?6)(?>:(?6)){0,6})?::(?7)?))|(?>(?>IPv6:(?>(?6)(?>:(?6)){5}:' .
+                    '|(?!(?:.*[a-f0-9]:){6,})(?8)?::(?>((?6)(?>:(?6)){0,4}):)?))?(25[0-5]|2[0-4][0-9]|1[0-9]{2}' .
+                    '|[1-9]?[0-9])(?>\.(?9)){3}))\])(?1)$/isD',
+                    $address
+                );
+                break;
+            case 'pcre':
+                //An older regex that doesn't need a recent PCRE
+                return (bool)preg_match(
+                    '/^(?!(?>"?(?>\\\[ -~]|[^"])"?){255,})(?!(?>"?(?>\\\[ -~]|[^"])"?){65,}@)(?>' .
+                    '[!#-\'*+\/-9=?^-~-]+|"(?>(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\xFF]))*")' .
+                    '(?>\.(?>[!#-\'*+\/-9=?^-~-]+|"(?>(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\xFF]))*"))*' .
+                    '@(?>(?![a-z0-9-]{64,})(?>[a-z0-9](?>[a-z0-9-]*[a-z0-9])?)(?>\.(?![a-z0-9-]{64,})' .
+                    '(?>[a-z0-9](?>[a-z0-9-]*[a-z0-9])?)){0,126}|\[(?:(?>IPv6:(?>(?>[a-f0-9]{1,4})(?>:' .
+                    '[a-f0-9]{1,4}){7}|(?!(?:.*[a-f0-9][:\]]){8,})(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,6})?' .
+                    '::(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,6})?))|(?>(?>IPv6:(?>[a-f0-9]{1,4}(?>:' .
+                    '[a-f0-9]{1,4}){5}:|(?!(?:.*[a-f0-9]:){6,})(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,4})?' .
+                    '::(?>(?:[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,4}):)?))?(?>25[0-5]|2[0-4][0-9]|1[0-9]{2}' .
+                    '|[1-9]?[0-9])(?>\.(?>25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}))\])$/isD',
+                    $address
+                );
+                break;
+            case 'php':
+            default:
+                return (bool)filter_var($address, FILTER_VALIDATE_EMAIL);
+                break;
+            case 'noregex':
+                //No PCRE! Do something _very_ approximate!
+                //Check the address is 3 chars or longer and contains an @ that's not the first or last char
+                return (strlen($address) >= 3
+                    and strpos($address, '@') >= 1
+                    and strpos($address, '@') != strlen($address) - 1);
+                break;
+        }
+    }
+
+    /**
+     * Create a message and send it.
+     * Uses the sending method specified by $Mailer.
+     * Returns false on error - Use the ErrorInfo variable to view description of the error.
+     * @throws phpmailerException
+     * @return bool
+     */
+    public function send()
+    {
+        try {
+            if (!$this->preSend()) {
+                return false;
+            }
+            return $this->postSend();
+        } catch (phpmailerException $e) {
+            $this->mailHeader = '';
+            $this->setError($e->getMessage());
+            if ($this->exceptions) {
+                throw $e;
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Prepare a message for sending.
+     * @throws phpmailerException
+     * @return bool
+     */
+    public function preSend()
+    {
+        try {
+            $this->mailHeader = "";
+            if ((count($this->to) + count($this->cc) + count($this->bcc)) < 1) {
+                throw new phpmailerException($this->lang('provide_address'), self::STOP_CRITICAL);
+            }
+
+            // Set whether the message is multipart/alternative
+            if (!empty($this->AltBody)) {
+                $this->ContentType = 'multipart/alternative';
+            }
+
+            $this->error_count = 0; // reset errors
+            $this->setMessageType();
+            // Refuse to send an empty message unless we are specifically allowing it
+            if (!$this->AllowEmpty and empty($this->Body)) {
+                throw new phpmailerException($this->lang('empty_message'), self::STOP_CRITICAL);
+            }
+
+            $this->MIMEHeader = $this->createHeader();
+            $this->MIMEBody = $this->createBody();
+
+            // To capture the complete message when using mail(), create
+            // an extra header list which createHeader() doesn't fold in
+            if ($this->Mailer == 'mail') {
+                if (count($this->to) > 0) {
+                    $this->mailHeader .= $this->addrAppend("To", $this->to);
+                } else {
+                    $this->mailHeader .= $this->headerLine("To", "undisclosed-recipients:;");
+                }
+                $this->mailHeader .= $this->headerLine(
+                    'Subject',
+                    $this->encodeHeader($this->secureHeader(trim($this->Subject)))
+                );
+            }
+
+            // Sign with DKIM if enabled
+            if (!empty($this->DKIM_domain)
+                && !empty($this->DKIM_private)
+                && !empty($this->DKIM_selector)
+                && !empty($this->DKIM_domain)
+                && file_exists($this->DKIM_private)) {
+                $header_dkim = $this->DKIM_Add(
+                    $this->MIMEHeader . $this->mailHeader,
+                    $this->encodeHeader($this->secureHeader($this->Subject)),
+                    $this->MIMEBody
+                );
+                $this->MIMEHeader = rtrim($this->MIMEHeader, "\r\n ") . self::CRLF .
+                    str_replace("\r\n", "\n", $header_dkim) . self::CRLF;
+            }
+            return true;
+
+        } catch (phpmailerException $e) {
+            $this->setError($e->getMessage());
+            if ($this->exceptions) {
+                throw $e;
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Actually send a message.
+     * Send the email via the selected mechanism
+     * @throws phpmailerException
+     * @return bool
+     */
+    public function postSend()
+    {
+        try {
+            // Choose the mailer and send through it
+            switch ($this->Mailer) {
+                case 'sendmail':
+                    return $this->sendmailSend($this->MIMEHeader, $this->MIMEBody);
+                case 'smtp':
+                    return $this->smtpSend($this->MIMEHeader, $this->MIMEBody);
+                case 'mail':
+                    return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
+                default:
+                    return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
+            }
+        } catch (phpmailerException $e) {
+            $this->setError($e->getMessage());
+            if ($this->exceptions) {
+                throw $e;
+            }
+            $this->edebug($e->getMessage() . "\n");
+        }
+        return false;
+    }
+
+    /**
+     * Send mail using the $Sendmail program.
+     * @param string $header The message headers
+     * @param string $body The message body
+     * @see PHPMailer::$Sendmail
+     * @throws phpmailerException
+     * @access protected
+     * @return bool
+     */
+    protected function sendmailSend($header, $body)
+    {
+        if ($this->Sender != '') {
+            $sendmail = sprintf("%s -oi -f%s -t", escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender));
+        } else {
+            $sendmail = sprintf("%s -oi -t", escapeshellcmd($this->Sendmail));
+        }
+        if ($this->SingleTo === true) {
+            foreach ($this->SingleToArray as $val) {
+                if (!@$mail = popen($sendmail, 'w')) {
+                    throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+                }
+                fputs($mail, "To: " . $val . "\n");
+                fputs($mail, $header);
+                fputs($mail, $body);
+                $result = pclose($mail);
+                // implement call back function if it exists
+                $isSent = ($result == 0) ? 1 : 0;
+                $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body, $this->From);
+                if ($result != 0) {
+                    throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+                }
+            }
+        } else {
+            if (!@$mail = popen($sendmail, 'w')) {
+                throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+            }
+            fputs($mail, $header);
+            fputs($mail, $body);
+            $result = pclose($mail);
+            // implement call back function if it exists
+            $isSent = ($result == 0) ? 1 : 0;
+            $this->doCallback($isSent, $this->to, $this->cc, $this->bcc, $this->Subject, $body, $this->From);
+            if ($result != 0) {
+                throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Send mail using the PHP mail() function.
+     * @param string $header The message headers
+     * @param string $body The message body
+     * @link http://www.php.net/manual/en/book.mail.php
+     * @throws phpmailerException
+     * @access protected
+     * @return bool
+     */
+    protected function mailSend($header, $body)
+    {
+        $toArr = array();
+        foreach ($this->to as $t) {
+            $toArr[] = $this->addrFormat($t);
+        }
+        $to = implode(', ', $toArr);
+
+        if (empty($this->Sender)) {
+            $params = " ";
+        } else {
+            $params = sprintf("-f%s", $this->Sender);
+        }
+        if ($this->Sender != '' and !ini_get('safe_mode')) {
+            $old_from = ini_get('sendmail_from');
+            ini_set('sendmail_from', $this->Sender);
+        }
+        $rt = false;
+        if ($this->SingleTo === true && count($toArr) > 1) {
+            foreach ($toArr as $val) {
+                $rt = $this->mailPassthru($val, $this->Subject, $body, $header, $params);
+                // implement call back function if it exists
+                $isSent = ($rt == 1) ? 1 : 0;
+                $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body, $this->From);
+            }
+        } else {
+            $rt = $this->mailPassthru($to, $this->Subject, $body, $header, $params);
+            // implement call back function if it exists
+            $isSent = ($rt == 1) ? 1 : 0;
+            $this->doCallback($isSent, $to, $this->cc, $this->bcc, $this->Subject, $body, $this->From);
+        }
+        if (isset($old_from)) {
+            ini_set('sendmail_from', $old_from);
+        }
+        if (!$rt) {
+            throw new phpmailerException($this->lang('instantiate'), self::STOP_CRITICAL);
+        }
+        return true;
+    }
+
+    /**
+     * Get an instance to use for SMTP operations.
+     * Override this function to load your own SMTP implementation
+     * @return SMTP
+     */
+    public function getSMTPInstance()
+    {
+        if (!is_object($this->smtp)) {
+            $this->smtp = new SMTP;
+        }
+        return $this->smtp;
+    }
+
+    /**
+     * Send mail via SMTP.
+     * Returns false if there is a bad MAIL FROM, RCPT, or DATA input.
+     * Uses the PHPMailerSMTP class by default.
+     * @see PHPMailer::getSMTPInstance() to use a different class.
+     * @param string $header The message headers
+     * @param string $body The message body
+     * @throws phpmailerException
+     * @uses SMTP
+     * @access protected
+     * @return bool
+     */
+    protected function smtpSend($header, $body)
+    {
+        $bad_rcpt = array();
+
+        if (!$this->smtpConnect()) {
+            throw new phpmailerException($this->lang('smtp_connect_failed'), self::STOP_CRITICAL);
+        }
+        $smtp_from = ($this->Sender == '') ? $this->From : $this->Sender;
+        if (!$this->smtp->mail($smtp_from)) {
+            $this->setError($this->lang('from_failed') . $smtp_from . ' : ' . implode(',', $this->smtp->getError()));
+            throw new phpmailerException($this->ErrorInfo, self::STOP_CRITICAL);
+        }
+
+        // Attempt to send attach all recipients
+        foreach ($this->to as $to) {
+            if (!$this->smtp->recipient($to[0])) {
+                $bad_rcpt[] = $to[0];
+                $isSent = 0;
+            } else {
+                $isSent = 1;
+            }
+            $this->doCallback($isSent, $to[0], '', '', $this->Subject, $body, $this->From);
+        }
+        foreach ($this->cc as $cc) {
+            if (!$this->smtp->recipient($cc[0])) {
+                $bad_rcpt[] = $cc[0];
+                $isSent = 0;
+            } else {
+                $isSent = 1;
+            }
+            $this->doCallback($isSent, '', $cc[0], '', $this->Subject, $body, $this->From);
+        }
+        foreach ($this->bcc as $bcc) {
+            if (!$this->smtp->recipient($bcc[0])) {
+                $bad_rcpt[] = $bcc[0];
+                $isSent = 0;
+            } else {
+                $isSent = 1;
+            }
+            $this->doCallback($isSent, '', '', $bcc[0], $this->Subject, $body, $this->From);
+        }
+
+        if (count($bad_rcpt) > 0) { //Create error message for any bad addresses
+            throw new phpmailerException($this->lang('recipients_failed') . implode(', ', $bad_rcpt));
+        }
+        if (!$this->smtp->data($header . $body)) {
+            throw new phpmailerException($this->lang('data_not_accepted'), self::STOP_CRITICAL);
+        }
+        if ($this->SMTPKeepAlive == true) {
+            $this->smtp->reset();
+        } else {
+            $this->smtp->quit();
+            $this->smtp->close();
+        }
+        return true;
+    }
+
+    /**
+     * Initiate a connection to an SMTP server.
+     * Returns false if the operation failed.
+     * @param array $options An array of options compatible with stream_context_create()
+     * @uses SMTP
+     * @access public
+     * @throws phpmailerException
+     * @return bool
+     */
+    public function smtpConnect($options = array())
+    {
+        if (is_null($this->smtp)) {
+            $this->smtp = $this->getSMTPInstance();
+        }
+
+        //Already connected?
+        if ($this->smtp->connected()) {
+            return true;
+        }
+
+        $this->smtp->setTimeout($this->Timeout);
+        $this->smtp->setDebugLevel($this->SMTPDebug);
+        $this->smtp->setDebugOutput($this->Debugoutput);
+        $this->smtp->setVerp($this->do_verp);
+        $tls = ($this->SMTPSecure == 'tls');
+        $ssl = ($this->SMTPSecure == 'ssl');
+        $hosts = explode(';', $this->Host);
+        $lastexception = null;
+
+        foreach ($hosts as $hostentry) {
+            $hostinfo = array();
+            $host = $hostentry;
+            $port = $this->Port;
+            if (preg_match(
+                '/^(.+):([0-9]+)$/',
+                $hostentry,
+                $hostinfo
+            )
+            ) { //If $hostentry contains 'address:port', override default
+                $host = $hostinfo[1];
+                $port = $hostinfo[2];
+            }
+            if ($this->smtp->connect(($ssl ? 'ssl://' : '') . $host, $port, $this->Timeout, $options)) {
+                try {
+                    if ($this->Helo) {
+                        $hello = $this->Helo;
+                    } else {
+                        $hello = $this->serverHostname();
+                    }
+                    $this->smtp->hello($hello);
+
+                    if ($tls) {
+                        if (!$this->smtp->startTLS()) {
+                            throw new phpmailerException($this->lang('connect_host'));
+                        }
+                        //We must resend HELO after tls negotiation
+                        $this->smtp->hello($hello);
+                    }
+                    if ($this->SMTPAuth) {
+                        if (!$this->smtp->authenticate(
+                            $this->Username,
+                            $this->Password,
+                            $this->AuthType,
+                            $this->Realm,
+                            $this->Workstation
+                        )
+                        ) {
+                            throw new phpmailerException($this->lang('authenticate'));
+                        }
+                    }
+                    return true;
+                } catch (phpmailerException $e) {
+                    $lastexception = $e;
+                    //We must have connected, but then failed TLS or Auth, so close connection nicely
+                    $this->smtp->quit();
+                }
+            }
+        }
+        //If we get here, all connection attempts have failed, so close connection hard
+        $this->smtp->close();
+        //As we've caught all exceptions, just report whatever the last one was
+        if ($this->exceptions and !is_null($lastexception)) {
+            throw $lastexception;
+        }
+        return false;
+    }
+
+    /**
+     * Close the active SMTP session if one exists.
+     * @return void
+     */
+    public function smtpClose()
+    {
+        if ($this->smtp !== null) {
+            if ($this->smtp->connected()) {
+                $this->smtp->quit();
+                $this->smtp->close();
+            }
+        }
+    }
+
+    /**
+     * Set the language for error messages.
+     * Returns false if it cannot load the language file.
+     * The default language is English.
+     * @param string $langcode ISO 639-1 2-character language code (e.g. French is "fr")
+     * @param string $lang_path Path to the language file directory, with trailing separator (slash)
+     * @return bool
+     * @access public
+     */
+    public function setLanguage($langcode = 'en', $lang_path = 'language/')
+    {
+        //Define full set of translatable strings
+        $PHPMAILER_LANG = array(
+            'authenticate' => 'SMTP Error: Could not authenticate.',
+            'connect_host' => 'SMTP Error: Could not connect to SMTP host.',
+            'data_not_accepted' => 'SMTP Error: data not accepted.',
+            'empty_message' => 'Message body empty',
+            'encoding' => 'Unknown encoding: ',
+            'execute' => 'Could not execute: ',
+            'file_access' => 'Could not access file: ',
+            'file_open' => 'File Error: Could not open file: ',
+            'from_failed' => 'The following From address failed: ',
+            'instantiate' => 'Could not instantiate mail function.',
+            'invalid_address' => 'Invalid address',
+            'mailer_not_supported' => ' mailer is not supported.',
+            'provide_address' => 'You must provide at least one recipient email address.',
+            'recipients_failed' => 'SMTP Error: The following recipients failed: ',
+            'signing' => 'Signing Error: ',
+            'smtp_connect_failed' => 'SMTP connect() failed.',
+            'smtp_error' => 'SMTP server error: ',
+            'variable_set' => 'Cannot set or reset variable: '
+        );
+        //Overwrite language-specific strings.
+        //This way we'll never have missing translations - no more "language string failed to load"!
+        $l = true;
+        if ($langcode != 'en') { //There is no English translation file
+            $l = @include $lang_path . 'phpmailer.lang-' . $langcode . '.php';
+        }
+        $this->language = $PHPMAILER_LANG;
+        return ($l == true); //Returns false if language not found
+    }
+
+    /**
+     * Get the array of strings for the current language.
+     * @return array
+     */
+    public function getTranslations()
+    {
+        return $this->language;
+    }
+
+    /**
+     * Create recipient headers.
+     * @access public
+     * @param string $type
+     * @param array $addr An array of recipient,
+     * where each recipient is a 2-element indexed array with element 0 containing an address
+     * and element 1 containing a name, like:
+     * array(array('joe@example.com', 'Joe User'), array('zoe@example.com', 'Zoe User'))
+     * @return string
+     */
+    public function addrAppend($type, $addr)
+    {
+        $addresses = array();
+        foreach ($addr as $a) {
+            $addresses[] = $this->addrFormat($a);
+        }
+        return $type . ': ' . implode(', ', $addresses) . $this->LE;
+    }
+
+    /**
+     * Format an address for use in a message header.
+     * @access public
+     * @param array $addr A 2-element indexed array, element 0 containing an address, element 1 containing a name
+     *      like array('joe@example.com', 'Joe User')
+     * @return string
+     */
+    public function addrFormat($addr)
+    {
+        if (empty($addr[1])) { // No name provided
+            return $this->secureHeader($addr[0]);
+        } else {
+            return $this->encodeHeader($this->secureHeader($addr[1]), 'phrase') . " <" . $this->secureHeader(
+                $addr[0]
+            ) . ">";
+        }
+    }
+
+    /**
+     * Word-wrap message.
+     * For use with mailers that do not automatically perform wrapping
+     * and for quoted-printable encoded messages.
+     * Original written by philippe.
+     * @param string $message The message to wrap
+     * @param integer $length The line length to wrap to
+     * @param bool $qp_mode Whether to run in Quoted-Printable mode
+     * @access public
+     * @return string
+     */
+    public function wrapText($message, $length, $qp_mode = false)
+    {
+        $soft_break = ($qp_mode) ? sprintf(" =%s", $this->LE) : $this->LE;
+        // If utf-8 encoding is used, we will need to make sure we don't
+        // split multibyte characters when we wrap
+        $is_utf8 = (strtolower($this->CharSet) == "utf-8");
+        $lelen = strlen($this->LE);
+        $crlflen = strlen(self::CRLF);
+
+        $message = $this->fixEOL($message);
+        if (substr($message, -$lelen) == $this->LE) {
+            $message = substr($message, 0, -$lelen);
+        }
+
+        $line = explode($this->LE, $message); // Magic. We know fixEOL uses $LE
+        $message = '';
+        for ($i = 0; $i < count($line); $i++) {
+            $line_part = explode(' ', $line[$i]);
+            $buf = '';
+            for ($e = 0; $e < count($line_part); $e++) {
+                $word = $line_part[$e];
+                if ($qp_mode and (strlen($word) > $length)) {
+                    $space_left = $length - strlen($buf) - $crlflen;
+                    if ($e != 0) {
+                        if ($space_left > 20) {
+                            $len = $space_left;
+                            if ($is_utf8) {
+                                $len = $this->utf8CharBoundary($word, $len);
+                            } elseif (substr($word, $len - 1, 1) == "=") {
+                                $len--;
+                            } elseif (substr($word, $len - 2, 1) == "=") {
+                                $len -= 2;
+                            }
+                            $part = substr($word, 0, $len);
+                            $word = substr($word, $len);
+                            $buf .= ' ' . $part;
+                            $message .= $buf . sprintf("=%s", self::CRLF);
+                        } else {
+                            $message .= $buf . $soft_break;
+                        }
+                        $buf = '';
+                    }
+                    while (strlen($word) > 0) {
+                        if ($length <= 0) {
+                            break;
+                        }
+                        $len = $length;
+                        if ($is_utf8) {
+                            $len = $this->utf8CharBoundary($word, $len);
+                        } elseif (substr($word, $len - 1, 1) == "=") {
+                            $len--;
+                        } elseif (substr($word, $len - 2, 1) == "=") {
+                            $len -= 2;
+                        }
+                        $part = substr($word, 0, $len);
+                        $word = substr($word, $len);
+
+                        if (strlen($word) > 0) {
+                            $message .= $part . sprintf("=%s", self::CRLF);
+                        } else {
+                            $buf = $part;
+                        }
+                    }
+                } else {
+                    $buf_o = $buf;
+                    $buf .= ($e == 0) ? $word : (' ' . $word);
+
+                    if (strlen($buf) > $length and $buf_o != '') {
+                        $message .= $buf_o . $soft_break;
+                        $buf = $word;
+                    }
+                }
+            }
+            $message .= $buf . self::CRLF;
+        }
+
+        return $message;
+    }
+
+    /**
+     * Find the last character boundary prior to $maxLength in a utf-8
+     * quoted (printable) encoded string.
+     * Original written by Colin Brown.
+     * @access public
+     * @param string $encodedText utf-8 QP text
+     * @param int $maxLength   find last character boundary prior to this length
+     * @return int
+     */
+    public function utf8CharBoundary($encodedText, $maxLength)
+    {
+        $foundSplitPos = false;
+        $lookBack = 3;
+        while (!$foundSplitPos) {
+            $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
+            $encodedCharPos = strpos($lastChunk, "=");
+            if ($encodedCharPos !== false) {
+                // Found start of encoded character byte within $lookBack block.
+                // Check the encoded byte value (the 2 chars after the '=')
+                $hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2);
+                $dec = hexdec($hex);
+                if ($dec < 128) { // Single byte character.
+                    // If the encoded char was found at pos 0, it will fit
+                    // otherwise reduce maxLength to start of the encoded char
+                    $maxLength = ($encodedCharPos == 0) ? $maxLength :
+                        $maxLength - ($lookBack - $encodedCharPos);
+                    $foundSplitPos = true;
+                } elseif ($dec >= 192) { // First byte of a multi byte character
+                    // Reduce maxLength to split at start of character
+                    $maxLength = $maxLength - ($lookBack - $encodedCharPos);
+                    $foundSplitPos = true;
+                } elseif ($dec < 192) { // Middle byte of a multi byte character, look further back
+                    $lookBack += 3;
+                }
+            } else {
+                // No encoded character found
+                $foundSplitPos = true;
+            }
+        }
+        return $maxLength;
+    }
+
+
+    /**
+     * Set the body wrapping.
+     * @access public
+     * @return void
+     */
+    public function setWordWrap()
+    {
+        if ($this->WordWrap < 1) {
+            return;
+        }
+
+        switch ($this->message_type) {
+            case 'alt':
+            case 'alt_inline':
+            case 'alt_attach':
+            case 'alt_inline_attach':
+                $this->AltBody = $this->wrapText($this->AltBody, $this->WordWrap);
+                break;
+            default:
+                $this->Body = $this->wrapText($this->Body, $this->WordWrap);
+                break;
+        }
+    }
+
+    /**
+     * Assemble message headers.
+     * @access public
+     * @return string The assembled headers
+     */
+    public function createHeader()
+    {
+        $result = '';
+
+        // Set the boundaries
+        $uniq_id = md5(uniqid(time()));
+        $this->boundary[1] = 'b1_' . $uniq_id;
+        $this->boundary[2] = 'b2_' . $uniq_id;
+        $this->boundary[3] = 'b3_' . $uniq_id;
+
+        if ($this->MessageDate == '') {
+            $result .= $this->headerLine('Date', self::rfcDate());
+        } else {
+            $result .= $this->headerLine('Date', $this->MessageDate);
+        }
+
+        if ($this->ReturnPath) {
+            $result .= $this->headerLine('Return-Path', '<' . trim($this->ReturnPath) . '>');
+        } elseif ($this->Sender == '') {
+            $result .= $this->headerLine('Return-Path', '<' . trim($this->From) . '>');
+        } else {
+            $result .= $this->headerLine('Return-Path', '<' . trim($this->Sender) . '>');
+        }
+
+        // To be created automatically by mail()
+        if ($this->Mailer != 'mail') {
+            if ($this->SingleTo === true) {
+                foreach ($this->to as $t) {
+                    $this->SingleToArray[] = $this->addrFormat($t);
+                }
+            } else {
+                if (count($this->to) > 0) {
+                    $result .= $this->addrAppend('To', $this->to);
+                } elseif (count($this->cc) == 0) {
+                    $result .= $this->headerLine('To', 'undisclosed-recipients:;');
+                }
+            }
+        }
+
+        $result .= $this->addrAppend('From', array(array(trim($this->From), $this->FromName)));
+
+        // sendmail and mail() extract Cc from the header before sending
+        if (count($this->cc) > 0) {
+            $result .= $this->addrAppend('Cc', $this->cc);
+        }
+
+        // sendmail and mail() extract Bcc from the header before sending
+        if ((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->bcc) > 0)) {
+            $result .= $this->addrAppend('Bcc', $this->bcc);
+        }
+
+        if (count($this->ReplyTo) > 0) {
+            $result .= $this->addrAppend('Reply-To', $this->ReplyTo);
+        }
+
+        // mail() sets the subject itself
+        if ($this->Mailer != 'mail') {
+            $result .= $this->headerLine('Subject', $this->encodeHeader($this->secureHeader($this->Subject)));
+        }
+
+        if ($this->MessageID != '') {
+            $this->lastMessageID = $this->MessageID;
+        } else {
+            $this->lastMessageID = sprintf("<%s@%s>", $uniq_id, $this->ServerHostname());
+        }
+        $result .= $this->HeaderLine('Message-ID', $this->lastMessageID);
+        $result .= $this->headerLine('X-Priority', $this->Priority);
+        if ($this->XMailer == '') {
+            $result .= $this->headerLine(
+                'X-Mailer',
+                'PHPMailer ' . $this->Version . ' (https://github.com/PHPMailer/PHPMailer/)'
+            );
+        } else {
+            $myXmailer = trim($this->XMailer);
+            if ($myXmailer) {
+                $result .= $this->headerLine('X-Mailer', $myXmailer);
+            }
+        }
+
+        if ($this->ConfirmReadingTo != '') {
+            $result .= $this->headerLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>');
+        }
+
+        // Add custom headers
+        for ($index = 0; $index < count($this->CustomHeader); $index++) {
+            $result .= $this->headerLine(
+                trim($this->CustomHeader[$index][0]),
+                $this->encodeHeader(trim($this->CustomHeader[$index][1]))
+            );
+        }
+        if (!$this->sign_key_file) {
+            $result .= $this->headerLine('MIME-Version', '1.0');
+            $result .= $this->getMailMIME();
+        }
+
+        return $result;
+    }
+
+    /**
+     * Get the message MIME type headers.
+     * @access public
+     * @return string
+     */
+    public function getMailMIME()
+    {
+        $result = '';
+        switch ($this->message_type) {
+            case 'inline':
+                $result .= $this->headerLine('Content-Type', 'multipart/related;');
+                $result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
+                break;
+            case 'attach':
+            case 'inline_attach':
+            case 'alt_attach':
+            case 'alt_inline_attach':
+                $result .= $this->headerLine('Content-Type', 'multipart/mixed;');
+                $result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
+                break;
+            case 'alt':
+            case 'alt_inline':
+                $result .= $this->headerLine('Content-Type', 'multipart/alternative;');
+                $result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
+                break;
+            default:
+                // Catches case 'plain': and case '':
+                $result .= $this->textLine('Content-Type: ' . $this->ContentType . '; charset=' . $this->CharSet);
+                break;
+        }
+        //RFC1341 part 5 says 7bit is assumed if not specified
+        if ($this->Encoding != '7bit') {
+            $result .= $this->headerLine('Content-Transfer-Encoding', $this->Encoding);
+        }
+
+        if ($this->Mailer != 'mail') {
+            $result .= $this->LE;
+        }
+
+        return $result;
+    }
+
+    /**
+     * Returns the whole MIME message.
+     * Includes complete headers and body.
+     * Only valid post PreSend().
+     * @see PHPMailer::PreSend()
+     * @access public
+     * @return string
+     */
+    public function getSentMIMEMessage()
+    {
+        return $this->MIMEHeader . $this->mailHeader . self::CRLF . $this->MIMEBody;
+    }
+
+
+    /**
+     * Assemble the message body.
+     * Returns an empty string on failure.
+     * @access public
+     * @throws phpmailerException
+     * @return string The assembled message body
+     */
+    public function createBody()
+    {
+        $body = '';
+
+        if ($this->sign_key_file) {
+            $body .= $this->getMailMIME() . $this->LE;
+        }
+
+        $this->setWordWrap();
+
+        switch ($this->message_type) {
+            case 'inline':
+                $body .= $this->getBoundary($this->boundary[1], '', '', '');
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->attachAll('inline', $this->boundary[1]);
+                break;
+            case 'attach':
+                $body .= $this->getBoundary($this->boundary[1], '', '', '');
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->attachAll('attachment', $this->boundary[1]);
+                break;
+            case 'inline_attach':
+                $body .= $this->textLine('--' . $this->boundary[1]);
+                $body .= $this->headerLine('Content-Type', 'multipart/related;');
+                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
+                $body .= $this->LE;
+                $body .= $this->getBoundary($this->boundary[2], '', '', '');
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->attachAll('inline', $this->boundary[2]);
+                $body .= $this->LE;
+                $body .= $this->attachAll('attachment', $this->boundary[1]);
+                break;
+            case 'alt':
+                $body .= $this->getBoundary($this->boundary[1], '', 'text/plain', '');
+                $body .= $this->encodeString($this->AltBody, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->getBoundary($this->boundary[1], '', 'text/html', '');
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                if (!empty($this->Ical)) {
+                    $body .= $this->getBoundary($this->boundary[1], '', 'text/calendar; method=REQUEST', '');
+                    $body .= $this->encodeString($this->Ical, $this->Encoding);
+                    $body .= $this->LE . $this->LE;
+                }
+                $body .= $this->endBoundary($this->boundary[1]);
+                break;
+            case 'alt_inline':
+                $body .= $this->getBoundary($this->boundary[1], '', 'text/plain', '');
+                $body .= $this->encodeString($this->AltBody, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->textLine('--' . $this->boundary[1]);
+                $body .= $this->headerLine('Content-Type', 'multipart/related;');
+                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
+                $body .= $this->LE;
+                $body .= $this->getBoundary($this->boundary[2], '', 'text/html', '');
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->attachAll('inline', $this->boundary[2]);
+                $body .= $this->LE;
+                $body .= $this->endBoundary($this->boundary[1]);
+                break;
+            case 'alt_attach':
+                $body .= $this->textLine('--' . $this->boundary[1]);
+                $body .= $this->headerLine('Content-Type', 'multipart/alternative;');
+                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
+                $body .= $this->LE;
+                $body .= $this->getBoundary($this->boundary[2], '', 'text/plain', '');
+                $body .= $this->encodeString($this->AltBody, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->getBoundary($this->boundary[2], '', 'text/html', '');
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->endBoundary($this->boundary[2]);
+                $body .= $this->LE;
+                $body .= $this->attachAll('attachment', $this->boundary[1]);
+                break;
+            case 'alt_inline_attach':
+                $body .= $this->textLine('--' . $this->boundary[1]);
+                $body .= $this->headerLine('Content-Type', 'multipart/alternative;');
+                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
+                $body .= $this->LE;
+                $body .= $this->getBoundary($this->boundary[2], '', 'text/plain', '');
+                $body .= $this->encodeString($this->AltBody, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->textLine('--' . $this->boundary[2]);
+                $body .= $this->headerLine('Content-Type', 'multipart/related;');
+                $body .= $this->textLine("\tboundary=\"" . $this->boundary[3] . '"');
+                $body .= $this->LE;
+                $body .= $this->getBoundary($this->boundary[3], '', 'text/html', '');
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                $body .= $this->LE . $this->LE;
+                $body .= $this->attachAll('inline', $this->boundary[3]);
+                $body .= $this->LE;
+                $body .= $this->endBoundary($this->boundary[2]);
+                $body .= $this->LE;
+                $body .= $this->attachAll('attachment', $this->boundary[1]);
+                break;
+            default:
+                // catch case 'plain' and case ''
+                $body .= $this->encodeString($this->Body, $this->Encoding);
+                break;
+        }
+
+        if ($this->isError()) {
+            $body = '';
+        } elseif ($this->sign_key_file) {
+            try {
+                if (!defined('PKCS7_TEXT')) {
+                    throw new phpmailerException($this->lang('signing') . ' OpenSSL extension missing.');
+                }
+                $file = tempnam(sys_get_temp_dir(), 'mail');
+                file_put_contents($file, $body); //TODO check this worked
+                $signed = tempnam(sys_get_temp_dir(), 'signed');
+                if (@openssl_pkcs7_sign(
+                    $file,
+                    $signed,
+                    'file://' . realpath($this->sign_cert_file),
+                    array('file://' . realpath($this->sign_key_file), $this->sign_key_pass),
+                    null
+                )
+                ) {
+                    @unlink($file);
+                    $body = file_get_contents($signed);
+                    @unlink($signed);
+                } else {
+                    @unlink($file);
+                    @unlink($signed);
+                    throw new phpmailerException($this->lang('signing') . openssl_error_string());
+                }
+            } catch (phpmailerException $e) {
+                $body = '';
+                if ($this->exceptions) {
+                    throw $e;
+                }
+            }
+        }
+        return $body;
+    }
+
+    /**
+     * Return the start of a message boundary.
+     * @access protected
+     * @param string $boundary
+     * @param string $charSet
+     * @param string $contentType
+     * @param string $encoding
+     * @return string
+     */
+    protected function getBoundary($boundary, $charSet, $contentType, $encoding)
+    {
+        $result = '';
+        if ($charSet == '') {
+            $charSet = $this->CharSet;
+        }
+        if ($contentType == '') {
+            $contentType = $this->ContentType;
+        }
+        if ($encoding == '') {
+            $encoding = $this->Encoding;
+        }
+        $result .= $this->textLine('--' . $boundary);
+        $result .= sprintf("Content-Type: %s; charset=%s", $contentType, $charSet);
+        $result .= $this->LE;
+        $result .= $this->headerLine('Content-Transfer-Encoding', $encoding);
+        $result .= $this->LE;
+
+        return $result;
+    }
+
+    /**
+     * Return the end of a message boundary.
+     * @access protected
+     * @param string $boundary
+     * @return string
+     */
+    protected function endBoundary($boundary)
+    {
+        return $this->LE . '--' . $boundary . '--' . $this->LE;
+    }
+
+    /**
+     * Set the message type.
+     * PHPMailer only supports some preset message types,
+     * not arbitrary MIME structures.
+     * @access protected
+     * @return void
+     */
+    protected function setMessageType()
+    {
+        $this->message_type = array();
+        if ($this->alternativeExists()) {
+            $this->message_type[] = "alt";
+        }
+        if ($this->inlineImageExists()) {
+            $this->message_type[] = "inline";
+        }
+        if ($this->attachmentExists()) {
+            $this->message_type[] = "attach";
+        }
+        $this->message_type = implode("_", $this->message_type);
+        if ($this->message_type == "") {
+            $this->message_type = "plain";
+        }
+    }
+
+    /**
+     * Format a header line.
+     * @access public
+     * @param string $name
+     * @param string $value
+     * @return string
+     */
+    public function headerLine($name, $value)
+    {
+        return $name . ': ' . $value . $this->LE;
+    }
+
+    /**
+     * Return a formatted mail line.
+     * @access public
+     * @param string $value
+     * @return string
+     */
+    public function textLine($value)
+    {
+        return $value . $this->LE;
+    }
+
+    /**
+     * Add an attachment from a path on the filesystem.
+     * Returns false if the file could not be found or read.
+     * @param string $path Path to the attachment.
+     * @param string $name Overrides the attachment name.
+     * @param string $encoding File encoding (see $Encoding).
+     * @param string $type File extension (MIME) type.
+     * @param string $disposition Disposition to use
+     * @throws phpmailerException
+     * @return bool
+     */
+    public function addAttachment($path, $name = '', $encoding = 'base64', $type = '', $disposition = 'attachment')
+    {
+        try {
+            if (!@is_file($path)) {
+                throw new phpmailerException($this->lang('file_access') . $path, self::STOP_CONTINUE);
+            }
+
+            //If a MIME type is not specified, try to work it out from the file name
+            if ($type == '') {
+                $type = self::filenameToType($path);
+            }
+
+            $filename = basename($path);
+            if ($name == '') {
+                $name = $filename;
+            }
+
+            $this->attachment[] = array(
+                0 => $path,
+                1 => $filename,
+                2 => $name,
+                3 => $encoding,
+                4 => $type,
+                5 => false, // isStringAttachment
+                6 => $disposition,
+                7 => 0
+            );
+
+        } catch (phpmailerException $e) {
+            $this->setError($e->getMessage());
+            if ($this->exceptions) {
+                throw $e;
+            }
+            $this->edebug($e->getMessage() . "\n");
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Return the array of attachments.
+     * @return array
+     */
+    public function getAttachments()
+    {
+        return $this->attachment;
+    }
+
+    /**
+     * Attach all file, string, and binary attachments to the message.
+     * Returns an empty string on failure.
+     * @access protected
+     * @param string $disposition_type
+     * @param string $boundary
+     * @return string
+     */
+    protected function attachAll($disposition_type, $boundary)
+    {
+        // Return text of body
+        $mime = array();
+        $cidUniq = array();
+        $incl = array();
+
+        // Add all attachments
+        foreach ($this->attachment as $attachment) {
+            // Check if it is a valid disposition_filter
+            if ($attachment[6] == $disposition_type) {
+                // Check for string attachment
+                $string = '';
+                $path = '';
+                $bString = $attachment[5];
+                if ($bString) {
+                    $string = $attachment[0];
+                } else {
+                    $path = $attachment[0];
+                }
+
+                $inclhash = md5(serialize($attachment));
+                if (in_array($inclhash, $incl)) {
+                    continue;
+                }
+                $incl[] = $inclhash;
+                $name = $attachment[2];
+                $encoding = $attachment[3];
+                $type = $attachment[4];
+                $disposition = $attachment[6];
+                $cid = $attachment[7];
+                if ($disposition == 'inline' && isset($cidUniq[$cid])) {
+                    continue;
+                }
+                $cidUniq[$cid] = true;
+
+                $mime[] = sprintf("--%s%s", $boundary, $this->LE);
+                $mime[] = sprintf(
+                    "Content-Type: %s; name=\"%s\"%s",
+                    $type,
+                    $this->encodeHeader($this->secureHeader($name)),
+                    $this->LE
+                );
+                $mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);
+
+                if ($disposition == 'inline') {
+                    $mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE);
+                }
+
+                // If a filename contains any of these chars, it should be quoted,
+                // but not otherwise: RFC2183 & RFC2045 5.1
+                // Fixes a warning in IETF's msglint MIME checker
+                // Allow for bypassing the Content-Disposition header totally
+                if (!(empty($disposition))) {
+                    if (preg_match('/[ \(\)<>@,;:\\"\/\[\]\?=]/', $name)) {
+                        $mime[] = sprintf(
+                            "Content-Disposition: %s; filename=\"%s\"%s",
+                            $disposition,
+                            $this->encodeHeader($this->secureHeader($name)),
+                            $this->LE . $this->LE
+                        );
+                    } else {
+                        $mime[] = sprintf(
+                            "Content-Disposition: %s; filename=%s%s",
+                            $disposition,
+                            $this->encodeHeader($this->secureHeader($name)),
+                            $this->LE . $this->LE
+                        );
+                    }
+                } else {
+                    $mime[] = $this->LE;
+                }
+
+                // Encode as string attachment
+                if ($bString) {
+                    $mime[] = $this->encodeString($string, $encoding);
+                    if ($this->isError()) {
+                        return '';
+                    }
+                    $mime[] = $this->LE . $this->LE;
+                } else {
+                    $mime[] = $this->encodeFile($path, $encoding);
+                    if ($this->isError()) {
+                        return '';
+                    }
+                    $mime[] = $this->LE . $this->LE;
+                }
+            }
+        }
+
+        $mime[] = sprintf("--%s--%s", $boundary, $this->LE);
+
+        return implode("", $mime);
+    }
+
+    /**
+     * Encode a file attachment in requested format.
+     * Returns an empty string on failure.
+     * @param string $path The full path to the file
+     * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
+     * @throws phpmailerException
+     * @see EncodeFile(encodeFile
+     * @access protected
+     * @return string
+     */
+    protected function encodeFile($path, $encoding = 'base64')
+    {
+        try {
+            if (!is_readable($path)) {
+                throw new phpmailerException($this->lang('file_open') . $path, self::STOP_CONTINUE);
+            }
+            $magic_quotes = get_magic_quotes_runtime();
+            if ($magic_quotes) {
+                if (version_compare(PHP_VERSION, '5.3.0', '<')) {
+                    set_magic_quotes_runtime(0);
+                } else {
+                    ini_set('magic_quotes_runtime', 0);
+                }
+            }
+            $file_buffer = file_get_contents($path);
+            $file_buffer = $this->encodeString($file_buffer, $encoding);
+            if ($magic_quotes) {
+                if (version_compare(PHP_VERSION, '5.3.0', '<')) {
+                    set_magic_quotes_runtime($magic_quotes);
+                } else {
+                    ini_set('magic_quotes_runtime', $magic_quotes);
+                }
+            }
+            return $file_buffer;
+        } catch (Exception $e) {
+            $this->setError($e->getMessage());
+            return '';
+        }
+    }
+
+    /**
+     * Encode a string in requested format.
+     * Returns an empty string on failure.
+     * @param string $str The text to encode
+     * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
+     * @access public
+     * @return string
+     */
+    public function encodeString($str, $encoding = 'base64')
+    {
+        $encoded = '';
+        switch (strtolower($encoding)) {
+            case 'base64':
+                $encoded = chunk_split(base64_encode($str), 76, $this->LE);
+                break;
+            case '7bit':
+            case '8bit':
+                $encoded = $this->fixEOL($str);
+                //Make sure it ends with a line break
+                if (substr($encoded, -(strlen($this->LE))) != $this->LE) {
+                    $encoded .= $this->LE;
+                }
+                break;
+            case 'binary':
+                $encoded = $str;
+                break;
+            case 'quoted-printable':
+                $encoded = $this->encodeQP($str);
+                break;
+            default:
+                $this->setError($this->lang('encoding') . $encoding);
+                break;
+        }
+        return $encoded;
+    }
+
+    /**
+     * Encode a header string optimally.
+     * Picks shortest of Q, B, quoted-printable or none.
+     * @access public
+     * @param string $str
+     * @param string $position
+     * @return string
+     */
+    public function encodeHeader($str, $position = 'text')
+    {
+        $x = 0;
+        switch (strtolower($position)) {
+            case 'phrase':
+                if (!preg_match('/[\200-\377]/', $str)) {
+                    // Can't use addslashes as we don't know what value has magic_quotes_sybase
+                    $encoded = addcslashes($str, "\0..\37\177\\\"");
+                    if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
+                        return ($encoded);
+                    } else {
+                        return ("\"$encoded\"");
+                    }
+                }
+                $x = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
+                break;
+            /** @noinspection PhpMissingBreakStatementInspection */
+            case 'comment':
+                $x = preg_match_all('/[()"]/', $str, $matches);
+                // Intentional fall-through
+            case 'text':
+            default:
+                $x += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
+                break;
+        }
+
+        if ($x == 0) { //There are no chars that need encoding
+            return ($str);
+        }
+
+        $maxlen = 75 - 7 - strlen($this->CharSet);
+        // Try to select the encoding which should produce the shortest output
+        if ($x > strlen($str) / 3) {
+            //More than a third of the content will need encoding, so B encoding will be most efficient
+            $encoding = 'B';
+            if (function_exists('mb_strlen') && $this->hasMultiBytes($str)) {
+                // Use a custom function which correctly encodes and wraps long
+                // multibyte strings without breaking lines within a character
+                $encoded = $this->base64EncodeWrapMB($str, "\n");
+            } else {
+                $encoded = base64_encode($str);
+                $maxlen -= $maxlen % 4;
+                $encoded = trim(chunk_split($encoded, $maxlen, "\n"));
+            }
+        } else {
+            $encoding = 'Q';
+            $encoded = $this->encodeQ($str, $position);
+            $encoded = $this->wrapText($encoded, $maxlen, true);
+            $encoded = str_replace('=' . self::CRLF, "\n", trim($encoded));
+        }
+
+        $encoded = preg_replace('/^(.*)$/m', " =?" . $this->CharSet . "?$encoding?\\1?=", $encoded);
+        $encoded = trim(str_replace("\n", $this->LE, $encoded));
+
+        return $encoded;
+    }
+
+    /**
+     * Check if a string contains multi-byte characters.
+     * @access public
+     * @param string $str multi-byte text to wrap encode
+     * @return bool
+     */
+    public function hasMultiBytes($str)
+    {
+        if (function_exists('mb_strlen')) {
+            return (strlen($str) > mb_strlen($str, $this->CharSet));
+        } else { // Assume no multibytes (we can't handle without mbstring functions anyway)
+            return false;
+        }
+    }
+
+    /**
+     * Encode and wrap long multibyte strings for mail headers
+     * without breaking lines within a character.
+     * Adapted from a function by paravoid at http://uk.php.net/manual/en/function.mb-encode-mimeheader.php
+     * @access public
+     * @param string $str multi-byte text to wrap encode
+     * @param string $lf string to use as linefeed/end-of-line
+     * @return string
+     */
+    public function base64EncodeWrapMB($str, $lf = null)
+    {
+        $start = "=?" . $this->CharSet . "?B?";
+        $end = "?=";
+        $encoded = "";
+        if ($lf === null) {
+            $lf = $this->LE;
+        }
+
+        $mb_length = mb_strlen($str, $this->CharSet);
+        // Each line must have length <= 75, including $start and $end
+        $length = 75 - strlen($start) - strlen($end);
+        // Average multi-byte ratio
+        $ratio = $mb_length / strlen($str);
+        // Base64 has a 4:3 ratio
+        $avgLength = floor($length * $ratio * .75);
+
+        for ($i = 0; $i < $mb_length; $i += $offset) {
+            $lookBack = 0;
+            do {
+                $offset = $avgLength - $lookBack;
+                $chunk = mb_substr($str, $i, $offset, $this->CharSet);
+                $chunk = base64_encode($chunk);
+                $lookBack++;
+            } while (strlen($chunk) > $length);
+            $encoded .= $chunk . $lf;
+        }
+
+        // Chomp the last linefeed
+        $encoded = substr($encoded, 0, -strlen($lf));
+        return $encoded;
+    }
+
+    /**
+     * Encode a string in quoted-printable format.
+     * According to RFC2045 section 6.7.
+     * @access public
+     * @param string $string The text to encode
+     * @param integer $line_max Number of chars allowed on a line before wrapping
+     * @return string
+     * @link PHP version adapted from http://www.php.net/manual/en/function.quoted-printable-decode.php#89417
+     */
+    public function encodeQP($string, $line_max = 76)
+    {
+        if (function_exists('quoted_printable_encode')) { //Use native function if it's available (>= PHP5.3)
+            return quoted_printable_encode($string);
+        }
+        //Fall back to a pure PHP implementation
+        $string = str_replace(
+            array('%20', '%0D%0A.', '%0D%0A', '%'),
+            array(' ', "\r\n=2E", "\r\n", '='),
+            rawurlencode($string)
+        );
+        $string = preg_replace('/[^\r\n]{' . ($line_max - 3) . '}[^=\r\n]{2}/', "$0=\r\n", $string);
+        return $string;
+    }
+
+    /**
+     * Backward compatibility wrapper for an old QP encoding function that was removed.
+     * @see PHPMailer::encodeQP()
+     * @access public
+     * @param string $string
+     * @param integer $line_max
+     * @param bool $space_conv
+     * @return string
+     * @deprecated Use encodeQP instead.
+     */
+    public function encodeQPphp(
+        $string,
+        $line_max = 76,
+        /** @noinspection PhpUnusedParameterInspection */ $space_conv = false
+    ) {
+        return $this->encodeQP($string, $line_max);
+    }
+
+    /**
+     * Encode a string using Q encoding.
+     * @link http://tools.ietf.org/html/rfc2047
+     * @param string $str the text to encode
+     * @param string $position Where the text is going to be used, see the RFC for what that means
+     * @access public
+     * @return string
+     */
+    public function encodeQ($str, $position = 'text')
+    {
+        //There should not be any EOL in the string
+        $pattern = '';
+        $encoded = str_replace(array("\r", "\n"), '', $str);
+        switch (strtolower($position)) {
+            case 'phrase':
+                //RFC 2047 section 5.3
+                $pattern = '^A-Za-z0-9!*+\/ -';
+                break;
+            /** @noinspection PhpMissingBreakStatementInspection */
+            case 'comment':
+                //RFC 2047 section 5.2
+                $pattern = '\(\)"';
+                //intentional fall-through
+                //for this reason we build the $pattern without including delimiters and []
+            case 'text':
+            default:
+                //RFC 2047 section 5.1
+                //Replace every high ascii, control, =, ? and _ characters
+                $pattern = '\000-\011\013\014\016-\037\075\077\137\177-\377' . $pattern;
+                break;
+        }
+        $matches = array();
+        if (preg_match_all("/[{$pattern}]/", $encoded, $matches)) {
+            //If the string contains an '=', make sure it's the first thing we replace
+            //so as to avoid double-encoding
+            $s = array_search('=', $matches[0]);
+            if ($s !== false) {
+                unset($matches[0][$s]);
+                array_unshift($matches[0], '=');
+            }
+            foreach (array_unique($matches[0]) as $char) {
+                $encoded = str_replace($char, '=' . sprintf('%02X', ord($char)), $encoded);
+            }
+        }
+        //Replace every spaces to _ (more readable than =20)
+        return str_replace(' ', '_', $encoded);
+    }
+
+
+    /**
+     * Add a string or binary attachment (non-filesystem).
+     * This method can be used to attach ascii or binary data,
+     * such as a BLOB record from a database.
+     * @param string $string String attachment data.
+     * @param string $filename Name of the attachment.
+     * @param string $encoding File encoding (see $Encoding).
+     * @param string $type File extension (MIME) type.
+     * @param string $disposition Disposition to use
+     * @return void
+     */
+    public function addStringAttachment(
+        $string,
+        $filename,
+        $encoding = 'base64',
+        $type = '',
+        $disposition = 'attachment'
+    ) {
+        //If a MIME type is not specified, try to work it out from the file name
+        if ($type == '') {
+            $type = self::filenameToType($filename);
+        }
+        // Append to $attachment array
+        $this->attachment[] = array(
+            0 => $string,
+            1 => $filename,
+            2 => basename($filename),
+            3 => $encoding,
+            4 => $type,
+            5 => true, // isStringAttachment
+            6 => $disposition,
+            7 => 0
+        );
+    }
+
+    /**
+     * Add an embedded (inline) attachment from a file.
+     * This can include images, sounds, and just about any other document type.
+     * These differ from 'regular' attachmants in that they are intended to be
+     * displayed inline with the message, not just attached for download.
+     * This is used in HTML messages that embed the images
+     * the HTML refers to using the $cid value.
+     * @param string $path Path to the attachment.
+     * @param string $cid Content ID of the attachment; Use this to reference
+     *        the content when using an embedded image in HTML.
+     * @param string $name Overrides the attachment name.
+     * @param string $encoding File encoding (see $Encoding).
+     * @param string $type File MIME type.
+     * @param string $disposition Disposition to use
+     * @return bool True on successfully adding an attachment
+     */
+    public function addEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = '', $disposition = 'inline')
+    {
+        if (!@is_file($path)) {
+            $this->setError($this->lang('file_access') . $path);
+            return false;
+        }
+
+        //If a MIME type is not specified, try to work it out from the file name
+        if ($type == '') {
+            $type = self::filenameToType($path);
+        }
+
+        $filename = basename($path);
+        if ($name == '') {
+            $name = $filename;
+        }
+
+        // Append to $attachment array
+        $this->attachment[] = array(
+            0 => $path,
+            1 => $filename,
+            2 => $name,
+            3 => $encoding,
+            4 => $type,
+            5 => false, // isStringAttachment
+            6 => $disposition,
+            7 => $cid
+        );
+        return true;
+    }
+
+    /**
+     * Add an embedded stringified attachment.
+     * This can include images, sounds, and just about any other document type.
+     * Be sure to set the $type to an image type for images:
+     * JPEG images use 'image/jpeg', GIF uses 'image/gif', PNG uses 'image/png'.
+     * @param string $string The attachment binary data.
+     * @param string $cid Content ID of the attachment; Use this to reference
+     *        the content when using an embedded image in HTML.
+     * @param string $name
+     * @param string $encoding File encoding (see $Encoding).
+     * @param string $type MIME type.
+     * @param string $disposition Disposition to use
+     * @return bool True on successfully adding an attachment
+     */
+    public function addStringEmbeddedImage(
+        $string,
+        $cid,
+        $name = '',
+        $encoding = 'base64',
+        $type = '',
+        $disposition = 'inline'
+    ) {
+        //If a MIME type is not specified, try to work it out from the name
+        if ($type == '') {
+            $type = self::filenameToType($name);
+        }
+
+        // Append to $attachment array
+        $this->attachment[] = array(
+            0 => $string,
+            1 => $name,
+            2 => $name,
+            3 => $encoding,
+            4 => $type,
+            5 => true, // isStringAttachment
+            6 => $disposition,
+            7 => $cid
+        );
+        return true;
+    }
+
+    /**
+     * Check if an inline attachment is present.
+     * @access public
+     * @return bool
+     */
+    public function inlineImageExists()
+    {
+        foreach ($this->attachment as $attachment) {
+            if ($attachment[6] == 'inline') {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Check if an attachment (non-inline) is present.
+     * @return bool
+     */
+    public function attachmentExists()
+    {
+        foreach ($this->attachment as $attachment) {
+            if ($attachment[6] == 'attachment') {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Check if this message has an alternative body set.
+     * @return bool
+     */
+    public function alternativeExists()
+    {
+        return !empty($this->AltBody);
+    }
+
+    /**
+     * Clear all To recipients.
+     * @return void
+     */
+    public function clearAddresses()
+    {
+        foreach ($this->to as $to) {
+            unset($this->all_recipients[strtolower($to[0])]);
+        }
+        $this->to = array();
+    }
+
+    /**
+     * Clear all CC recipients.
+     * @return void
+     */
+    public function clearCCs()
+    {
+        foreach ($this->cc as $cc) {
+            unset($this->all_recipients[strtolower($cc[0])]);
+        }
+        $this->cc = array();
+    }
+
+    /**
+     * Clear all BCC recipients.
+     * @return void
+     */
+    public function clearBCCs()
+    {
+        foreach ($this->bcc as $bcc) {
+            unset($this->all_recipients[strtolower($bcc[0])]);
+        }
+        $this->bcc = array();
+    }
+
+    /**
+     * Clear all ReplyTo recipients.
+     * @return void
+     */
+    public function clearReplyTos()
+    {
+        $this->ReplyTo = array();
+    }
+
+    /**
+     * Clear all recipient types.
+     * @return void
+     */
+    public function clearAllRecipients()
+    {
+        $this->to = array();
+        $this->cc = array();
+        $this->bcc = array();
+        $this->all_recipients = array();
+    }
+
+    /**
+     * Clear all filesystem, string, and binary attachments.
+     * @return void
+     */
+    public function clearAttachments()
+    {
+        $this->attachment = array();
+    }
+
+    /**
+     * Clear all custom headers.
+     * @return void
+     */
+    public function clearCustomHeaders()
+    {
+        $this->CustomHeader = array();
+    }
+
+    /**
+     * Add an error message to the error container.
+     * @access protected
+     * @param string $msg
+     * @return void
+     */
+    protected function setError($msg)
+    {
+        $this->error_count++;
+        if ($this->Mailer == 'smtp' and !is_null($this->smtp)) {
+            $lasterror = $this->smtp->getError();
+            if (!empty($lasterror) and array_key_exists('smtp_msg', $lasterror)) {
+                $msg .= '<p>' . $this->lang('smtp_error') . $lasterror['smtp_msg'] . "</p>\n";
+            }
+        }
+        $this->ErrorInfo = $msg;
+    }
+
+    /**
+     * Return an RFC 822 formatted date.
+     * @access public
+     * @return string
+     * @static
+     */
+    public static function rfcDate()
+    {
+        //Set the time zone to whatever the default is to avoid 500 errors
+        //Will default to UTC if it's not set properly in php.ini
+        date_default_timezone_set(@date_default_timezone_get());
+        return date('D, j M Y H:i:s O');
+    }
+
+    /**
+     * Get the server hostname.
+     * Returns 'localhost.localdomain' if unknown.
+     * @access protected
+     * @return string
+     */
+    protected function serverHostname()
+    {
+        if (!empty($this->Hostname)) {
+            $result = $this->Hostname;
+        } elseif (isset($_SERVER['SERVER_NAME'])) {
+            $result = $_SERVER['SERVER_NAME'];
+        } else {
+            $result = 'localhost.localdomain';
+        }
+
+        return $result;
+    }
+
+    /**
+     * Get an error message in the current language.
+     * @access protected
+     * @param string $key
+     * @return string
+     */
+    protected function lang($key)
+    {
+        if (count($this->language) < 1) {
+            $this->setLanguage('en'); // set the default language
+        }
+
+        if (isset($this->language[$key])) {
+            return $this->language[$key];
+        } else {
+            return 'Language string failed to load: ' . $key;
+        }
+    }
+
+    /**
+     * Check if an error occurred.
+     * @access public
+     * @return bool True if an error did occur.
+     */
+    public function isError()
+    {
+        return ($this->error_count > 0);
+    }
+
+    /**
+     * Ensure consistent line endings in a string.
+     * Changes every end of line from CRLF, CR or LF to $this->LE.
+     * @access public
+     * @param string $str String to fixEOL
+     * @return string
+     */
+    public function fixEOL($str)
+    {
+        // Normalise to \n
+        $nstr = str_replace(array("\r\n", "\r"), "\n", $str);
+        // Now convert LE as needed
+        if ($this->LE !== "\n") {
+            $nstr = str_replace("\n", $this->LE, $nstr);
+        }
+        return $nstr;
+    }
+
+    /**
+     * Add a custom header.
+     * $name value can be overloaded to contain
+     * both header name and value (name:value)
+     * @access public
+     * @param string $name Custom header name
+     * @param string $value Header value
+     * @return void
+     */
+    public function addCustomHeader($name, $value = null)
+    {
+        if ($value === null) {
+            // Value passed in as name:value
+            $this->CustomHeader[] = explode(':', $name, 2);
+        } else {
+            $this->CustomHeader[] = array($name, $value);
+        }
+    }
+
+    /**
+     * Create a message from an HTML string.
+     * Automatically makes modifications for inline images and backgrounds
+     * and creates a plain-text version by converting the HTML.
+     * Overwrites any existing values in $this->Body and $this->AltBody
+     * @access public
+     * @param string $message HTML message string
+     * @param string $basedir baseline directory for path
+     * @param bool $advanced Whether to use the advanced HTML to text converter
+     * @return string $message
+     */
+    public function msgHTML($message, $basedir = '', $advanced = false)
+    {
+        preg_match_all("/(src|background)=[\"'](.*)[\"']/Ui", $message, $images);
+        if (isset($images[2])) {
+            foreach ($images[2] as $i => $url) {
+                // do not change urls for absolute images (thanks to corvuscorax)
+                if (!preg_match('#^[A-z]+://#', $url)) {
+                    $filename = basename($url);
+                    $directory = dirname($url);
+                    if ($directory == '.') {
+                        $directory = '';
+                    }
+                    $cid = md5($url) . '@phpmailer.0'; //RFC2392 S 2
+                    if (strlen($basedir) > 1 && substr($basedir, -1) != '/') {
+                        $basedir .= '/';
+                    }
+                    if (strlen($directory) > 1 && substr($directory, -1) != '/') {
+                        $directory .= '/';
+                    }
+                    if ($this->addEmbeddedImage(
+                        $basedir . $directory . $filename,
+                        $cid,
+                        $filename,
+                        'base64',
+                        self::_mime_types(self::mb_pathinfo($filename, PATHINFO_EXTENSION))
+                    )
+                    ) {
+                        $message = preg_replace(
+                            "/" . $images[1][$i] . "=[\"']" . preg_quote($url, '/') . "[\"']/Ui",
+                            $images[1][$i] . "=\"cid:" . $cid . "\"",
+                            $message
+                        );
+                    }
+                }
+            }
+        }
+        $this->isHTML(true);
+        if (empty($this->AltBody)) {
+            $this->AltBody = 'To view this email message, open it in a program that understands HTML!' . "\n\n";
+        }
+        //Convert all message body line breaks to CRLF, makes quoted-printable encoding work much better
+        $this->Body = $this->normalizeBreaks($message);
+        $this->AltBody = $this->normalizeBreaks($this->html2text($message, $advanced));
+        return $this->Body;
+    }
+
+    /**
+     * Convert an HTML string into plain text.
+     * @param string $html The HTML text to convert
+     * @param bool $advanced Should this use the more complex html2text converter or just a simple one?
+     * @return string
+     */
+    public function html2text($html, $advanced = false)
+    {
+        if ($advanced) {
+            require_once 'extras/class.html2text.php';
+            $h = new html2text($html);
+            return $h->get_text();
+        }
+        return html_entity_decode(
+            trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/si', '', $html))),
+            ENT_QUOTES,
+            $this->CharSet
+        );
+    }
+
+    /**
+     * Get the MIME type for a file extension.
+     * @param string $ext File extension
+     * @access public
+     * @return string MIME type of file.
+     * @static
+     */
+    public static function _mime_types($ext = '')
+    {
+        $mimes = array(
+            'xl' => 'application/excel',
+            'hqx' => 'application/mac-binhex40',
+            'cpt' => 'application/mac-compactpro',
+            'bin' => 'application/macbinary',
+            'doc' => 'application/msword',
+            'word' => 'application/msword',
+            'class' => 'application/octet-stream',
+            'dll' => 'application/octet-stream',
+            'dms' => 'application/octet-stream',
+            'exe' => 'application/octet-stream',
+            'lha' => 'application/octet-stream',
+            'lzh' => 'application/octet-stream',
+            'psd' => 'application/octet-stream',
+            'sea' => 'application/octet-stream',
+            'so' => 'application/octet-stream',
+            'oda' => 'application/oda',
+            'pdf' => 'application/pdf',
+            'ai' => 'application/postscript',
+            'eps' => 'application/postscript',
+            'ps' => 'application/postscript',
+            'smi' => 'application/smil',
+            'smil' => 'application/smil',
+            'mif' => 'application/vnd.mif',
+            'xls' => 'application/vnd.ms-excel',
+            'ppt' => 'application/vnd.ms-powerpoint',
+            'wbxml' => 'application/vnd.wap.wbxml',
+            'wmlc' => 'application/vnd.wap.wmlc',
+            'dcr' => 'application/x-director',
+            'dir' => 'application/x-director',
+            'dxr' => 'application/x-director',
+            'dvi' => 'application/x-dvi',
+            'gtar' => 'application/x-gtar',
+            'php3' => 'application/x-httpd-php',
+            'php4' => 'application/x-httpd-php',
+            'php' => 'application/x-httpd-php',
+            'phtml' => 'application/x-httpd-php',
+            'phps' => 'application/x-httpd-php-source',
+            'js' => 'application/x-javascript',
+            'swf' => 'application/x-shockwave-flash',
+            'sit' => 'application/x-stuffit',
+            'tar' => 'application/x-tar',
+            'tgz' => 'application/x-tar',
+            'xht' => 'application/xhtml+xml',
+            'xhtml' => 'application/xhtml+xml',
+            'zip' => 'application/zip',
+            'mid' => 'audio/midi',
+            'midi' => 'audio/midi',
+            'mp2' => 'audio/mpeg',
+            'mp3' => 'audio/mpeg',
+            'mpga' => 'audio/mpeg',
+            'aif' => 'audio/x-aiff',
+            'aifc' => 'audio/x-aiff',
+            'aiff' => 'audio/x-aiff',
+            'ram' => 'audio/x-pn-realaudio',
+            'rm' => 'audio/x-pn-realaudio',
+            'rpm' => 'audio/x-pn-realaudio-plugin',
+            'ra' => 'audio/x-realaudio',
+            'wav' => 'audio/x-wav',
+            'bmp' => 'image/bmp',
+            'gif' => 'image/gif',
+            'jpeg' => 'image/jpeg',
+            'jpe' => 'image/jpeg',
+            'jpg' => 'image/jpeg',
+            'png' => 'image/png',
+            'tiff' => 'image/tiff',
+            'tif' => 'image/tiff',
+            'eml' => 'message/rfc822',
+            'css' => 'text/css',
+            'html' => 'text/html',
+            'htm' => 'text/html',
+            'shtml' => 'text/html',
+            'log' => 'text/plain',
+            'text' => 'text/plain',
+            'txt' => 'text/plain',
+            'rtx' => 'text/richtext',
+            'rtf' => 'text/rtf',
+            'xml' => 'text/xml',
+            'xsl' => 'text/xml',
+            'mpeg' => 'video/mpeg',
+            'mpe' => 'video/mpeg',
+            'mpg' => 'video/mpeg',
+            'mov' => 'video/quicktime',
+            'qt' => 'video/quicktime',
+            'rv' => 'video/vnd.rn-realvideo',
+            'avi' => 'video/x-msvideo',
+            'movie' => 'video/x-sgi-movie'
+        );
+        return (array_key_exists(strtolower($ext), $mimes) ? $mimes[strtolower($ext)]: 'application/octet-stream');
+    }
+
+    /**
+     * Map a file name to a MIME type.
+     * Defaults to 'application/octet-stream', i.e.. arbitrary binary data.
+     * @param string $filename A file name or full path, does not need to exist as a file
+     * @return string
+     * @static
+     */
+    public static function filenameToType($filename)
+    {
+        //In case the path is a URL, strip any query string before getting extension
+        $qpos = strpos($filename, '?');
+        if ($qpos !== false) {
+            $filename = substr($filename, 0, $qpos);
+        }
+        $pathinfo = self::mb_pathinfo($filename);
+        return self::_mime_types($pathinfo['extension']);
+    }
+
+    /**
+     * Multi-byte-safe pathinfo replacement.
+     * Drop-in replacement for pathinfo(), but multibyte-safe, cross-platform-safe, old-version-safe.
+     * Works similarly to the one in PHP >= 5.2.0
+     * @link http://www.php.net/manual/en/function.pathinfo.php#107461
+     * @param string $path A filename or path, does not need to exist as a file
+     * @param integer|string $options Either a PATHINFO_* constant,
+     *      or a string name to return only the specified piece, allows 'filename' to work on PHP < 5.2
+     * @return string|array
+     * @static
+     */
+    public static function mb_pathinfo($path, $options = null)
+    {
+        $ret = array('dirname' => '', 'basename' => '', 'extension' => '', 'filename' => '');
+        $m = array();
+        preg_match('%^(.*?)[\\\\/]*(([^/\\\\]*?)(\.([^\.\\\\/]+?)|))[\\\\/\.]*$%im', $path, $m);
+        if (array_key_exists(1, $m)) {
+            $ret['dirname'] = $m[1];
+        }
+        if (array_key_exists(2, $m)) {
+            $ret['basename'] = $m[2];
+        }
+        if (array_key_exists(5, $m)) {
+            $ret['extension'] = $m[5];
+        }
+        if (array_key_exists(3, $m)) {
+            $ret['filename'] = $m[3];
+        }
+        switch ($options) {
+            case PATHINFO_DIRNAME:
+            case 'dirname':
+                return $ret['dirname'];
+                break;
+            case PATHINFO_BASENAME:
+            case 'basename':
+                return $ret['basename'];
+                break;
+            case PATHINFO_EXTENSION:
+            case 'extension':
+                return $ret['extension'];
+                break;
+            case PATHINFO_FILENAME:
+            case 'filename':
+                return $ret['filename'];
+                break;
+            default:
+                return $ret;
+        }
+    }
+
+    /**
+     * Set or reset instance properties.
+     *
+     * Usage Example:
+     * $page->set('X-Priority', '3');
+     *
+     * @access public
+     * @param string $name
+     * @param mixed $value
+     * NOTE: will not work with arrays, there are no arrays to set/reset
+     * @throws phpmailerException
+     * @return bool
+     * @todo Should this not be using __set() magic function?
+     */
+    public function set($name, $value = '')
+    {
+        try {
+            if (isset($this->$name)) {
+                $this->$name = $value;
+            } else {
+                throw new phpmailerException($this->lang('variable_set') . $name, self::STOP_CRITICAL);
+            }
+        } catch (Exception $e) {
+            $this->setError($e->getMessage());
+            if ($e->getCode() == self::STOP_CRITICAL) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Strip newlines to prevent header injection.
+     * @access public
+     * @param string $str
+     * @return string
+     */
+    public function secureHeader($str)
+    {
+        return trim(str_replace(array("\r", "\n"), '', $str));
+    }
+
+    /**
+     * Normalize line breaks in a string.
+     * Converts UNIX LF, Mac CR and Windows CRLF line breaks into a single line break format.
+     * Defaults to CRLF (for message bodies) and preserves consecutive breaks.
+     * @param string $text
+     * @param string $breaktype What kind of line break to use, defaults to CRLF
+     * @return string
+     * @access public
+     * @static
+     */
+    public static function normalizeBreaks($text, $breaktype = "\r\n")
+    {
+        return preg_replace('/(\r\n|\r|\n)/ms', $breaktype, $text);
+    }
+
+
+    /**
+     * Set the private key file and password for S/MIME signing.
+     * @access public
+     * @param string $cert_filename
+     * @param string $key_filename
+     * @param string $key_pass Password for private key
+     */
+    public function sign($cert_filename, $key_filename, $key_pass)
+    {
+        $this->sign_cert_file = $cert_filename;
+        $this->sign_key_file = $key_filename;
+        $this->sign_key_pass = $key_pass;
+    }
+
+    /**
+     * Quoted-Printable-encode a DKIM header.
+     * @access public
+     * @param string $txt
+     * @return string
+     */
+    public function DKIM_QP($txt)
+    {
+        $line = '';
+        for ($i = 0; $i < strlen($txt); $i++) {
+            $ord = ord($txt[$i]);
+            if (((0x21 <= $ord) && ($ord <= 0x3A)) || $ord == 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E))) {
+                $line .= $txt[$i];
+            } else {
+                $line .= "=" . sprintf("%02X", $ord);
+            }
+        }
+        return $line;
+    }
+
+    /**
+     * Generate a DKIM signature.
+     * @access public
+     * @param string $s Header
+     * @throws phpmailerException
+     * @return string
+     */
+    public function DKIM_Sign($s)
+    {
+        if (!defined('PKCS7_TEXT')) {
+            if ($this->exceptions) {
+                throw new phpmailerException($this->lang("signing") . ' OpenSSL extension missing.');
+            }
+            return '';
+        }
+        $privKeyStr = file_get_contents($this->DKIM_private);
+        if ($this->DKIM_passphrase != '') {
+            $privKey = openssl_pkey_get_private($privKeyStr, $this->DKIM_passphrase);
+        } else {
+            $privKey = $privKeyStr;
+        }
+        if (openssl_sign($s, $signature, $privKey)) {
+            return base64_encode($signature);
+        }
+        return '';
+    }
+
+    /**
+     * Generate a DKIM canonicalization header.
+     * @access public
+     * @param string $s Header
+     * @return string
+     */
+    public function DKIM_HeaderC($s)
+    {
+        $s = preg_replace("/\r\n\s+/", " ", $s);
+        $lines = explode("\r\n", $s);
+        foreach ($lines as $key => $line) {
+            list($heading, $value) = explode(":", $line, 2);
+            $heading = strtolower($heading);
+            $value = preg_replace("/\s+/", " ", $value); // Compress useless spaces
+            $lines[$key] = $heading . ":" . trim($value); // Don't forget to remove WSP around the value
+        }
+        $s = implode("\r\n", $lines);
+        return $s;
+    }
+
+    /**
+     * Generate a DKIM canonicalization body.
+     * @access public
+     * @param string $body Message Body
+     * @return string
+     */
+    public function DKIM_BodyC($body)
+    {
+        if ($body == '') {
+            return "\r\n";
+        }
+        // stabilize line endings
+        $body = str_replace("\r\n", "\n", $body);
+        $body = str_replace("\n", "\r\n", $body);
+        // END stabilize line endings
+        while (substr($body, strlen($body) - 4, 4) == "\r\n\r\n") {
+            $body = substr($body, 0, strlen($body) - 2);
+        }
+        return $body;
+    }
+
+    /**
+     * Create the DKIM header and body in a new message header.
+     * @access public
+     * @param string $headers_line Header lines
+     * @param string $subject Subject
+     * @param string $body Body
+     * @return string
+     */
+    public function DKIM_Add($headers_line, $subject, $body)
+    {
+        $DKIMsignatureType = 'rsa-sha1'; // Signature & hash algorithms
+        $DKIMcanonicalization = 'relaxed/simple'; // Canonicalization of header/body
+        $DKIMquery = 'dns/txt'; // Query method
+        $DKIMtime = time(); // Signature Timestamp = seconds since 00:00:00 - Jan 1, 1970 (UTC time zone)
+        $subject_header = "Subject: $subject";
+        $headers = explode($this->LE, $headers_line);
+        $from_header = '';
+        $to_header = '';
+        $current = '';
+        foreach ($headers as $header) {
+            if (strpos($header, 'From:') === 0) {
+                $from_header = $header;
+                $current = 'from_header';
+            } elseif (strpos($header, 'To:') === 0) {
+                $to_header = $header;
+                $current = 'to_header';
+            } else {
+                if ($current && strpos($header, ' =?') === 0) {
+                    $current .= $header;
+                } else {
+                    $current = '';
+                }
+            }
+        }
+        $from = str_replace('|', '=7C', $this->DKIM_QP($from_header));
+        $to = str_replace('|', '=7C', $this->DKIM_QP($to_header));
+        $subject = str_replace(
+            '|',
+            '=7C',
+            $this->DKIM_QP($subject_header)
+        ); // Copied header fields (dkim-quoted-printable)
+        $body = $this->DKIM_BodyC($body);
+        $DKIMlen = strlen($body); // Length of body
+        $DKIMb64 = base64_encode(pack("H*", sha1($body))); // Base64 of packed binary SHA-1 hash of body
+        $ident = ($this->DKIM_identity == '') ? '' : " i=" . $this->DKIM_identity . ";";
+        $dkimhdrs = "DKIM-Signature: v=1; a=" .
+            $DKIMsignatureType . "; q=" .
+            $DKIMquery . "; l=" .
+            $DKIMlen . "; s=" .
+            $this->DKIM_selector .
+            ";\r\n" .
+            "\tt=" . $DKIMtime . "; c=" . $DKIMcanonicalization . ";\r\n" .
+            "\th=From:To:Subject;\r\n" .
+            "\td=" . $this->DKIM_domain . ";" . $ident . "\r\n" .
+            "\tz=$from\r\n" .
+            "\t|$to\r\n" .
+            "\t|$subject;\r\n" .
+            "\tbh=" . $DKIMb64 . ";\r\n" .
+            "\tb=";
+        $toSign = $this->DKIM_HeaderC(
+            $from_header . "\r\n" . $to_header . "\r\n" . $subject_header . "\r\n" . $dkimhdrs
+        );
+        $signed = $this->DKIM_Sign($toSign);
+        return $dkimhdrs . $signed . "\r\n";
+    }
+
+    /**
+     * Perform a callback.
+     * @param bool $isSent
+     * @param string $to
+     * @param string $cc
+     * @param string $bcc
+     * @param string $subject
+     * @param string $body
+     * @param string $from
+     */
+    protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body, $from = null)
+    {
+        if (!empty($this->action_function) && is_callable($this->action_function)) {
+            $params = array($isSent, $to, $cc, $bcc, $subject, $body, $from);
+            call_user_func_array($this->action_function, $params);
+        }
+    }
+}
+
+/**
+ * PHPMailer exception handler
+ * @package PHPMailer
+ */
+class phpmailerException extends Exception
+{
+    /**
+     * Prettify error message output
+     * @return string
+     */
+    public function errorMessage()
+    {
+        $errorMsg = '<strong>' . $this->getMessage() . "</strong><br />\n";
+        return $errorMsg;
+    }
+}

wp-includes/PHPMailer/class.smtp.php

@@ +1 @@
+<?php
+/**
+ * PHPMailer RFC821 SMTP email transport class.
+ * Version 5.2.7
+ * PHP version 5.0.0
+ * @category  PHP
+ * @package   PHPMailer
+ * @link      https://github.com/PHPMailer/PHPMailer/
+ * @author Marcus Bointon (coolbru) <phpmailer@synchromedia.co.uk>
+ * @author Jim Jagielski (jimjag) <jimjag@gmail.com>
+ * @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
+ * @copyright 2013 Marcus Bointon
+ * @copyright 2004 - 2008 Andy Prevost
+ * @copyright 2010 - 2012 Jim Jagielski
+ * @license   http://www.gnu.org/copyleft/lesser.html Distributed under the Lesser General Public License (LGPL)
+ */
+
+/**
+ * PHPMailer RFC821 SMTP email transport class.
+ *
+ * Implements RFC 821 SMTP commands
+ * and provides some utility methods for sending mail to an SMTP server.
+ *
+ * PHP Version 5.0.0
+ *
+ * @category PHP
+ * @package  PHPMailer
+ * @link     https://github.com/PHPMailer/PHPMailer/blob/master/class.smtp.php
+ * @author   Chris Ryan <unknown@example.com>
+ * @author   Marcus Bointon <phpmailer@synchromedia.co.uk>
+ * @license  http://www.gnu.org/copyleft/lesser.html Distributed under the Lesser General Public License (LGPL)
+ */
+
+class SMTP
+{
+    /**
+     * The PHPMailer SMTP Version number.
+     */
+    const VERSION = '5.2.7';
+
+    /**
+     * SMTP line break constant.
+     */
+    const CRLF = "\r\n";
+
+    /**
+     * The SMTP port to use if one is not specified.
+     */
+    const DEFAULT_SMTP_PORT = 25;
+
+    /**
+     * The PHPMailer SMTP Version number.
+     * @type string
+     * @deprecated This should be a constant
+     * @see SMTP::VERSION
+     */
+    public $Version = '5.2.7';
+
+    /**
+     * SMTP server port number.
+     * @type int
+     * @deprecated This is only ever ued as default value, so should be a constant
+     * @see SMTP::DEFAULT_SMTP_PORT
+     */
+    public $SMTP_PORT = 25;
+
+    /**
+     * SMTP reply line ending
+     * @type string
+     * @deprecated Use the class constant instead
+     * @see SMTP::CRLF
+     */
+    public $CRLF = "\r\n";
+
+    /**
+     * Debug output level.
+     * Options: 0 for no output, 1 for commands, 2 for data and commands
+     * @type int
+     */
+    public $do_debug = 0;
+
+    /**
+     * The function/method to use for debugging output.
+     * Options: 'echo', 'html' or 'error_log'
+     * @type string
+     */
+    public $Debugoutput = 'echo';
+
+    /**
+     * Whether to use VERP.
+     * @type bool
+     */
+    public $do_verp = false;
+
+    /**
+     * The SMTP timeout value for reads, in seconds.
+     * @type int
+     */
+    public $Timeout = 15;
+
+    /**
+     * The SMTP timelimit value for reads, in seconds.
+     * @type int
+     */
+    public $Timelimit = 30;
+
+    /**
+     * The socket for the server connection.
+     * @type resource
+     */
+    protected $smtp_conn;
+
+    /**
+     * Error message, if any, for the last call.
+     * @type string
+     */
+    protected $error = '';
+
+    /**
+     * The reply the server sent to us for HELO.
+     * @type string
+     */
+    protected $helo_rply = '';
+
+    /**
+     * The most recent reply received from the server.
+     * @type string
+     */
+    protected $last_reply = '';
+
+    /**
+     * Constructor.
+     * @access public
+     */
+    public function __construct()
+    {
+        $this->smtp_conn = 0;
+        $this->error = null;
+        $this->helo_rply = null;
+
+        $this->do_debug = 0;
+    }
+
+    /**
+     * Output debugging info via a user-selected method.
+     * @param string $str Debug string to output
+     * @return void
+     */
+    protected function edebug($str)
+    {
+        switch ($this->Debugoutput) {
+            case 'error_log':
+                //Don't output, just log
+                error_log($str);
+                break;
+            case 'html':
+                //Cleans up output a bit for a better looking, HTML-safe output
+                echo htmlentities(
+                    preg_replace('/[\r\n]+/', '', $str),
+                    ENT_QUOTES,
+                    'UTF-8'
+                )
+                . "<br>\n";
+                break;
+            case 'echo':
+            default:
+                //Just echoes whatever was received
+                echo $str;
+        }
+    }
+
+    /**
+     * Connect to an SMTP server.
+     * @param string $host    SMTP server IP or host name
+     * @param int $port    The port number to connect to
+     * @param int $timeout How long to wait for the connection to open
+     * @param array $options An array of options for stream_context_create()
+     * @access public
+     * @return bool
+     */
+    public function connect($host, $port = null, $timeout = 30, $options = array())
+    {
+        // Clear errors to avoid confusion
+        $this->error = null;
+
+        // Make sure we are __not__ connected
+        if ($this->connected()) {
+            // Already connected, generate error
+            $this->error = array('error' => 'Already connected to a server');
+            return false;
+        }
+
+        if (empty($port)) {
+            $port = self::DEFAULT_SMTP_PORT;
+        }
+
+        // Connect to the SMTP server
+        $errno = 0;
+        $errstr = '';
+        $socket_context = stream_context_create($options);
+        //Suppress errors; connection failures are handled at a higher level
+        $this->smtp_conn = @stream_socket_client(
+            $host . ":" . $port,
+            $errno,
+            $errstr,
+            $timeout,
+            STREAM_CLIENT_CONNECT,
+            $socket_context
+        );
+
+        // Verify we connected properly
+        if (empty($this->smtp_conn)) {
+            $this->error = array(
+                'error' => 'Failed to connect to server',
+                'errno' => $errno,
+                'errstr' => $errstr
+            );
+            if ($this->do_debug >= 1) {
+                $this->edebug(
+                    'SMTP -> ERROR: ' . $this->error['error']
+                    . ": $errstr ($errno)"
+                );
+            }
+            return false;
+        }
+
+        // SMTP server can take longer to respond, give longer timeout for first read
+        // Windows does not have support for this timeout function
+        if (substr(PHP_OS, 0, 3) != 'WIN') {
+            $max = ini_get('max_execution_time');
+            if ($max != 0 && $timeout > $max) { // Don't bother if unlimited
+                @set_time_limit($timeout);
+            }
+            stream_set_timeout($this->smtp_conn, $timeout, 0);
+        }
+
+        // Get any announcement
+        $announce = $this->get_lines();
+
+        if ($this->do_debug >= 2) {
+            $this->edebug('SMTP -> FROM SERVER:' . $announce);
+        }
+
+        return true;
+    }
+
+    /**
+     * Initiate a TLS (encrypted) session.
+     * @access public
+     * @return bool
+     */
+    public function startTLS()
+    {
+        if (!$this->sendCommand("STARTTLS", "STARTTLS", 220)) {
+            return false;
+        }
+        // Begin encrypted connection
+        if (!stream_socket_enable_crypto(
+            $this->smtp_conn,
+            true,
+            STREAM_CRYPTO_METHOD_TLS_CLIENT
+        )
+        ) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Perform SMTP authentication.
+     * Must be run after hello().
+     * @see hello()
+     * @param string $username    The user name
+     * @param string $password    The password
+     * @param string $authtype    The auth type (PLAIN, LOGIN, NTLM, CRAM-MD5)
+     * @param string $realm       The auth realm for NTLM
+     * @param string $workstation The auth workstation for NTLM
+     * @access public
+     * @return bool True if successfully authenticated.
+     */
+    public function authenticate(
+        $username,
+        $password,
+        $authtype = 'LOGIN',
+        $realm = '',
+        $workstation = ''
+    ) {
+        if (empty($authtype)) {
+            $authtype = 'LOGIN';
+        }
+
+        switch ($authtype) {
+            case 'PLAIN':
+                // Start authentication
+                if (!$this->sendCommand('AUTH', 'AUTH PLAIN', 334)) {
+                    return false;
+                }
+                // Send encoded username and password
+                if (!$this->sendCommand(
+                    'User & Password',
+                    base64_encode("\0" . $username . "\0" . $password),
+                    235
+                )
+                ) {
+                    return false;
+                }
+                break;
+            case 'LOGIN':
+                // Start authentication
+                if (!$this->sendCommand('AUTH', 'AUTH LOGIN', 334)) {
+                    return false;
+                }
+                if (!$this->sendCommand("Username", base64_encode($username), 334)) {
+                    return false;
+                }
+                if (!$this->sendCommand("Password", base64_encode($password), 235)) {
+                    return false;
+                }
+                break;
+            case 'NTLM':
+                /*
+                 * ntlm_sasl_client.php
+                 * Bundled with Permission
+                 *
+                 * How to telnet in windows:
+                 * http://technet.microsoft.com/en-us/library/aa995718%28EXCHG.65%29.aspx
+                 * PROTOCOL Docs http://curl.haxx.se/rfc/ntlm.html#ntlmSmtpAuthentication
+                 */
+                require_once 'extras/ntlm_sasl_client.php';
+                $temp = new stdClass();
+                $ntlm_client = new ntlm_sasl_client_class;
+                //Check that functions are available
+                if (!$ntlm_client->Initialize($temp)) {
+                    $this->error = array('error' => $temp->error);
+                    if ($this->do_debug >= 1) {
+                        $this->edebug(
+                            'You need to enable some modules in your php.ini file: '
+                            . $this->error['error']
+                        );
+                    }
+                    return false;
+                }
+                //msg1
+                $msg1 = $ntlm_client->TypeMsg1($realm, $workstation); //msg1
+
+                if (!$this->sendCommand(
+                    'AUTH NTLM',
+                    'AUTH NTLM ' . base64_encode($msg1),
+                    334
+                )
+                ) {
+                    return false;
+                }
+
+                //Though 0 based, there is a white space after the 3 digit number
+                //msg2
+                $challenge = substr($this->last_reply, 3);
+                $challenge = base64_decode($challenge);
+                $ntlm_res = $ntlm_client->NTLMResponse(
+                    substr($challenge, 24, 8),
+                    $password
+                );
+                //msg3
+                $msg3 = $ntlm_client->TypeMsg3(
+                    $ntlm_res,
+                    $username,
+                    $realm,
+                    $workstation
+                );
+                // send encoded username
+                return $this->sendCommand('Username', base64_encode($msg3), 235);
+                break;
+            case 'CRAM-MD5':
+                // Start authentication
+                if (!$this->sendCommand('AUTH CRAM-MD5', 'AUTH CRAM-MD5', 334)) {
+                    return false;
+                }
+                // Get the challenge
+                $challenge = base64_decode(substr($this->last_reply, 4));
+
+                // Build the response
+                $response = $username . ' ' . $this->hmac($challenge, $password);
+
+                // send encoded credentials
+                return $this->sendCommand('Username', base64_encode($response), 235);
+                break;
+        }
+        return true;
+    }
+
+    /**
+     * Calculate an MD5 HMAC hash.
+     * Works like hash_hmac('md5', $data, $key)
+     * in case that function is not available
+     * @param string $data The data to hash
+     * @param string $key  The key to hash with
+     * @access protected
+     * @return string
+     */
+    protected function hmac($data, $key)
+    {
+        if (function_exists('hash_hmac')) {
+            return hash_hmac('md5', $data, $key);
+        }
+
+        // The following borrowed from
+        // http://php.net/manual/en/function.mhash.php#27225
+
+        // RFC 2104 HMAC implementation for php.
+        // Creates an md5 HMAC.
+        // Eliminates the need to install mhash to compute a HMAC
+        // Hacked by Lance Rushing
+
+        $b = 64; // byte length for md5
+        if (strlen($key) > $b) {
+            $key = pack('H*', md5($key));
+        }
+        $key = str_pad($key, $b, chr(0x00));
+        $ipad = str_pad('', $b, chr(0x36));
+        $opad = str_pad('', $b, chr(0x5c));
+        $k_ipad = $key ^ $ipad;
+        $k_opad = $key ^ $opad;
+
+        return md5($k_opad . pack('H*', md5($k_ipad . $data)));
+    }
+
+    /**
+     * Check connection state.
+     * @access public
+     * @return bool True if connected.
+     */
+    public function connected()
+    {
+        if (!empty($this->smtp_conn)) {
+            $sock_status = stream_get_meta_data($this->smtp_conn);
+            if ($sock_status['eof']) {
+                // the socket is valid but we are not connected
+                if ($this->do_debug >= 1) {
+                    $this->edebug(
+                        'SMTP -> NOTICE: EOF caught while checking if connected'
+                    );
+                }
+                $this->close();
+                return false;
+            }
+            return true; // everything looks good
+        }
+        return false;
+    }
+
+    /**
+     * Close the socket and clean up the state of the class.
+     * Don't use this function without first trying to use QUIT.
+     * @see quit()
+     * @access public
+     * @return void
+     */
+    public function close()
+    {
+        $this->error = null; // so there is no confusion
+        $this->helo_rply = null;
+        if (!empty($this->smtp_conn)) {
+            // close the connection and cleanup
+            fclose($this->smtp_conn);
+            $this->smtp_conn = 0;
+        }
+    }
+
+    /**
+     * Send an SMTP DATA command.
+     * Issues a data command and sends the msg_data to the server,
+     * finializing the mail transaction. $msg_data is the message
+     * that is to be send with the headers. Each header needs to be
+     * on a single line followed by a <CRLF> with the message headers
+     * and the message body being separated by and additional <CRLF>.
+     * Implements rfc 821: DATA <CRLF>
+     * @param string $msg_data Message data to send
+     * @access public
+     * @return bool
+     */
+    public function data($msg_data)
+    {
+        if (!$this->sendCommand('DATA', 'DATA', 354)) {
+            return false;
+        }
+
+        /* The server is ready to accept data!
+         * according to rfc821 we should not send more than 1000
+         * including the CRLF
+         * characters on a single line so we will break the data up
+         * into lines by \r and/or \n then if needed we will break
+         * each of those into smaller lines to fit within the limit.
+         * in addition we will be looking for lines that start with
+         * a period '.' and append and additional period '.' to that
+         * line. NOTE: this does not count towards limit.
+         */
+
+        // Normalize the line breaks before exploding
+        $msg_data = str_replace("\r\n", "\n", $msg_data);
+        $msg_data = str_replace("\r", "\n", $msg_data);
+        $lines = explode("\n", $msg_data);
+
+        /* We need to find a good way to determine if headers are
+         * in the msg_data or if it is a straight msg body
+         * currently I am assuming rfc822 definitions of msg headers
+         * and if the first field of the first line (':' separated)
+         * does not contain a space then it _should_ be a header
+         * and we can process all lines before a blank "" line as
+         * headers.
+         */
+
+        $field = substr($lines[0], 0, strpos($lines[0], ':'));
+        $in_headers = false;
+        if (!empty($field) && !strstr($field, ' ')) {
+            $in_headers = true;
+        }
+
+        //RFC 2822 section 2.1.1 limit
+        $max_line_length = 998;
+
+        foreach ($lines as $line) {
+            $lines_out = null;
+            if ($line == '' && $in_headers) {
+                $in_headers = false;
+            }
+            // ok we need to break this line up into several smaller lines
+            while (strlen($line) > $max_line_length) {
+                $pos = strrpos(substr($line, 0, $max_line_length), ' ');
+
+                // Patch to fix DOS attack
+                if (!$pos) {
+                    $pos = $max_line_length - 1;
+                    $lines_out[] = substr($line, 0, $pos);
+                    $line = substr($line, $pos);
+                } else {
+                    $lines_out[] = substr($line, 0, $pos);
+                    $line = substr($line, $pos + 1);
+                }
+
+                /* If processing headers add a LWSP-char to the front of new line
+                 * rfc822 on long msg headers
+                 */
+                if ($in_headers) {
+                    $line = "\t" . $line;
+                }
+            }
+            $lines_out[] = $line;
+
+            // send the lines to the server
+            while (list(, $line_out) = @each($lines_out)) {
+                if (strlen($line_out) > 0) {
+                    if (substr($line_out, 0, 1) == '.') {
+                        $line_out = '.' . $line_out;
+                    }
+                }
+                $this->client_send($line_out . self::CRLF);
+            }
+        }
+
+        // Message data has been sent, complete the command
+        return $this->sendCommand('DATA END', '.', 250);
+    }
+
+    /**
+     * Send an SMTP HELO or EHLO command.
+     * Used to identify the sending server to the receiving server.
+     * This makes sure that client and server are in a known state.
+     * Implements from RFC 821: HELO <SP> <domain> <CRLF>
+     * and RFC 2821 EHLO.
+     * @param string $host The host name or IP to connect to
+     * @access public
+     * @return bool
+     */
+    public function hello($host = '')
+    {
+        // Try extended hello first (RFC 2821)
+        if (!$this->sendHello('EHLO', $host)) {
+            if (!$this->sendHello('HELO', $host)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Send an SMTP HELO or EHLO command.
+     * Low-level implementation used by hello()
+     * @see hello()
+     * @param string $hello The HELO string
+     * @param string $host  The hostname to say we are
+     * @access protected
+     * @return bool
+     */
+    protected function sendHello($hello, $host)
+    {
+        $noerror = $this->sendCommand($hello, $hello . ' ' . $host, 250);
+        $this->helo_rply = $this->last_reply;
+        return $noerror;
+    }
+
+    /**
+     * Send an SMTP MAIL command.
+     * Starts a mail transaction from the email address specified in
+     * $from. Returns true if successful or false otherwise. If True
+     * the mail transaction is started and then one or more recipient
+     * commands may be called followed by a data command.
+     * Implements rfc 821: MAIL <SP> FROM:<reverse-path> <CRLF>
+     * @param string $from Source address of this message
+     * @access public
+     * @return bool
+     */
+    public function mail($from)
+    {
+        $useVerp = ($this->do_verp ? ' XVERP' : '');
+        return $this->sendCommand(
+            'MAIL FROM',
+            'MAIL FROM:<' . $from . '>' . $useVerp,
+            250
+        );
+    }
+
+    /**
+     * Send an SMTP QUIT command.
+     * Closes the socket if there is no error or the $close_on_error argument is true.
+     * Implements from rfc 821: QUIT <CRLF>
+     * @param bool $close_on_error Should the connection close if an error occurs?
+     * @access public
+     * @return bool
+     */
+    public function quit($close_on_error = true)
+    {
+        $noerror = $this->sendCommand('QUIT', 'QUIT', 221);
+        $e = $this->error; //Save any error
+        if ($noerror or $close_on_error) {
+            $this->close();
+            $this->error = $e; //Restore any error from the quit command
+        }
+        return $noerror;
+    }
+
+    /**
+     * Send an SMTP RCPT command.
+     * Sets the TO argument to $to.
+     * Returns true if the recipient was accepted false if it was rejected.
+     * Implements from rfc 821: RCPT <SP> TO:<forward-path> <CRLF>
+     * @param string $to The address the message is being sent to
+     * @access public
+     * @return bool
+     */
+    public function recipient($to)
+    {
+        return $this->sendCommand(
+            'RCPT TO ',
+            'RCPT TO:<' . $to . '>',
+            array(250, 251)
+        );
+    }
+
+    /**
+     * Send an SMTP RSET command.
+     * Abort any transaction that is currently in progress.
+     * Implements rfc 821: RSET <CRLF>
+     * @access public
+     * @return bool True on success.
+     */
+    public function reset()
+    {
+        return $this->sendCommand('RSET', 'RSET', 250);
+    }
+
+    /**
+     * Send a command to an SMTP server and check its return code.
+     * @param string $command       The command name - not sent to the server
+     * @param string $commandstring The actual command to send
+     * @param int|array $expect     One or more expected integer success codes
+     * @access protected
+     * @return bool True on success.
+     */
+    protected function sendCommand($command, $commandstring, $expect)
+    {
+        if (!$this->connected()) {
+            $this->error = array(
+                "error" => "Called $command without being connected"
+            );
+            return false;
+        }
+        $this->client_send($commandstring . self::CRLF);
+
+        $reply = $this->get_lines();
+        $code = substr($reply, 0, 3);
+
+        if ($this->do_debug >= 2) {
+            $this->edebug('SMTP -> FROM SERVER:' . $reply);
+        }
+
+        if (!in_array($code, (array)$expect)) {
+            $this->last_reply = null;
+            $this->error = array(
+                "error" => "$command command failed",
+                "smtp_code" => $code,
+                "detail" => substr($reply, 4)
+            );
+            if ($this->do_debug >= 1) {
+                $this->edebug(
+                    'SMTP -> ERROR: ' . $this->error['error'] . ': ' . $reply
+                );
+            }
+            return false;
+        }
+
+        $this->last_reply = $reply;
+        $this->error = null;
+        return true;
+    }
+
+    /**
+     * Send an SMTP SAML command.
+     * Starts a mail transaction from the email address specified in $from.
+     * Returns true if successful or false otherwise. If True
+     * the mail transaction is started and then one or more recipient
+     * commands may be called followed by a data command. This command
+     * will send the message to the users terminal if they are logged
+     * in and send them an email.
+     * Implements rfc 821: SAML <SP> FROM:<reverse-path> <CRLF>
+     * @param string $from The address the message is from
+     * @access public
+     * @return bool
+     */
+    public function sendAndMail($from)
+    {
+        return $this->sendCommand("SAML", "SAML FROM:$from", 250);
+    }
+
+    /**
+     * Send an SMTP VRFY command.
+     * @param string $name The name to verify
+     * @access public
+     * @return bool
+     */
+    public function verify($name)
+    {
+        return $this->sendCommand("VRFY", "VRFY $name", array(250, 251));
+    }
+
+    /**
+     * Send an SMTP NOOP command.
+     * Used to keep keep-alives alive, doesn't actually do anything
+     * @access public
+     * @return bool
+     */
+    public function noop()
+    {
+        return $this->sendCommand("NOOP", "NOOP", 250);
+    }
+
+    /**
+     * Send an SMTP TURN command.
+     * This is an optional command for SMTP that this class does not support.
+     * This method is here to make the RFC821 Definition
+     * complete for this class and __may__ be implemented in future
+     * Implements from rfc 821: TURN <CRLF>
+     * @access public
+     * @return bool
+     */
+    public function turn()
+    {
+        $this->error = array(
+            'error' => 'The SMTP TURN command is not implemented'
+        );
+        if ($this->do_debug >= 1) {
+            $this->edebug('SMTP -> NOTICE: ' . $this->error['error']);
+        }
+        return false;
+    }
+
+    /**
+     * Send raw data to the server.
+     * @param string $data The data to send
+     * @access public
+     * @return int|bool The number of bytes sent to the server or FALSE on error
+     */
+    public function client_send($data)
+    {
+        if ($this->do_debug >= 1) {
+            $this->edebug("CLIENT -> SMTP: $data");
+        }
+        return fwrite($this->smtp_conn, $data);
+    }
+
+    /**
+     * Get the latest error.
+     * @access public
+     * @return array
+     */
+    public function getError()
+    {
+        return $this->error;
+    }
+
+    /**
+     * Get the last reply from the server.
+     * @access public
+     * @return string
+     */
+    public function getLastReply()
+    {
+        return $this->last_reply;
+    }
+
+    /**
+     * Read the SMTP server's response.
+     * Either before eof or socket timeout occurs on the operation.
+     * With SMTP we can tell if we have more lines to read if the
+     * 4th character is '-' symbol. If it is a space then we don't
+     * need to read anything else.
+     * @access protected
+     * @return string
+     */
+    protected function get_lines()
+    {
+        $data = '';
+        $endtime = 0;
+        // If the connection is bad, give up now
+        if (!is_resource($this->smtp_conn)) {
+            return $data;
+        }
+        stream_set_timeout($this->smtp_conn, $this->Timeout);
+        if ($this->Timelimit > 0) {
+            $endtime = time() + $this->Timelimit;
+        }
+        while (is_resource($this->smtp_conn) && !feof($this->smtp_conn)) {
+            $str = @fgets($this->smtp_conn, 515);
+            if ($this->do_debug >= 4) {
+                $this->edebug("SMTP -> get_lines(): \$data was \"$data\"");
+                $this->edebug("SMTP -> get_lines(): \$str is \"$str\"");
+            }
+            $data .= $str;
+            if ($this->do_debug >= 4) {
+                $this->edebug("SMTP -> get_lines(): \$data is \"$data\"");
+            }
+            // if 4th character is a space, we are done reading, break the loop
+            if (substr($str, 3, 1) == ' ') {
+                break;
+            }
+            // Timed-out? Log and break
+            $info = stream_get_meta_data($this->smtp_conn);
+            if ($info['timed_out']) {
+                if ($this->do_debug >= 4) {
+                    $this->edebug(
+                        'SMTP -> get_lines(): timed-out (' . $this->Timeout . ' sec)'
+                    );
+                }
+                break;
+            }
+            // Now check if reads took too long
+            if ($endtime) {
+                if (time() > $endtime) {
+                    if ($this->do_debug >= 4) {
+                        $this->edebug(
+                            'SMTP -> get_lines(): timelimit reached ('
+                            . $this->Timelimit . ' sec)'
+                        );
+                    }
+                    break;
+                }
+            }
+        }
+        return $data;
+    }
+
+    /**
+     * Enable or disable VERP address generation.
+     * @param bool $enabled
+     */
+    public function setVerp($enabled = false)
+    {
+        $this->do_verp = $enabled;
+    }
+
+    /**
+     * Get VERP address generation mode.
+     * @return bool
+     */
+    public function getVerp()
+    {
+        return $this->do_verp;
+    }
+
+    /**
+     * Set debug output method.
+     * @param string $method The function/method to use for debugging output.
+     */
+    public function setDebugOutput($method = 'echo')
+    {
+        $this->Debugoutput = $method;
+    }
+
+    /**
+     * Get debug output method.
+     * @return string
+     */
+    public function getDebugOutput()
+    {
+        return $this->Debugoutput;
+    }
+
+    /**
+     * Set debug output level.
+     * @param int $level
+     */
+    public function setDebugLevel($level = 0)
+    {
+        $this->do_debug = $level;
+    }
+
+    /**
+     * Get debug output level.
+     * @return int
+     */
+    public function getDebugLevel()
+    {
+        return $this->do_debug;
+    }
+
+    /**
+     * Set SMTP timeout.
+     * @param int $timeout
+     */
+    public function setTimeout($timeout = 0)
+    {
+        $this->Timeout = $timeout;
+    }
+
+    /**
+     * Get SMTP timeout.
+     * @return int
+     */
+    public function getTimeout()
+    {
+        return $this->Timeout;
+    }
+}

wp-includes/PHPMailer/extras/EasyPeasyICS.php

@@ +1 @@
+<?php
+
+/* ------------------------------------------------------------------------ */
+/* EasyPeasyICS
+/* ------------------------------------------------------------------------ */
+/* Manuel Reinhard, manu@sprain.ch
+/* Twitter: @sprain
+/* Web: www.sprain.ch
+/*
+/* Built with inspiration by
+/" http://stackoverflow.com/questions/1463480/how-can-i-use-php-to-dynamically-publish-an-ical-file-to-be-read-by-google-calend/1464355#1464355
+/* ------------------------------------------------------------------------ */
+/* History:
+/* 2010/12/17 - Manuel Reinhard - when it all started
+/* ------------------------------------------------------------------------ */  
+
+class EasyPeasyICS {
+
+        protected $calendarName;
+        protected $events = array();
+        
+
+        /**
+         * Constructor
+         * @param string $calendarName
+         */     
+        public function __construct($calendarName=""){
+                $this->calendarName = $calendarName;
+        }//function
+
+
+        /**
+         * Add event to calendar
+         * @param string $calendarName
+         */     
+        public function addEvent($start, $end, $summary="", $description="", $url=""){
+                $this->events[] = array(
+                        "start" => $start,
+                        "end"   => $end,
+                        "summary" => $summary,
+                        "description" => $description,
+                        "url" => $url
+                );
+        }//function
+        
+        
+        public function render($output = true){
+                
+                //start Variable
+                $ics = "";
+        
+                //Add header
+                $ics .= "BEGIN:VCALENDAR
+METHOD:PUBLISH
+VERSION:2.0
+X-WR-CALNAME:".$this->calendarName."
+PRODID:-//hacksw/handcal//NONSGML v1.0//EN";
+                
+                //Add events
+                foreach($this->events as $event){
+                        $ics .= "
+BEGIN:VEVENT
+UID:". md5(uniqid(mt_rand(), true)) ."@EasyPeasyICS.php
+DTSTAMP:" . gmdate('Ymd').'T'. gmdate('His') . "Z
+DTSTART:".gmdate('Ymd', $event["start"])."T".gmdate('His', $event["start"])."Z
+DTEND:".gmdate('Ymd', $event["end"])."T".gmdate('His', $event["end"])."Z
+SUMMARY:".str_replace("\n", "\\n", $event['summary'])."
+DESCRIPTION:".str_replace("\n", "\\n", $event['description'])."
+URL;VALUE=URI:".$event['url']."
+END:VEVENT";
+                }//foreach
+                
+                
+                //Footer
+                $ics .= "
+END:VCALENDAR";
+
+
+                if ($output) {
+                        //Output
+                        header('Content-type: text/calendar; charset=utf-8');
+                        header('Content-Disposition: inline; filename='.$this->calendarName.'.ics');
+                        echo $ics;
+                } else {
+                        return $ics;
+                }
+
+        }//function
+
+}//class
+ No newline at end of file

wp-includes/PHPMailer/extras/class.html2text.php

@@ +1 @@
+<?php
+/*************************************************************************
+ *                                                                       *
+ * Converts HTML to formatted plain text                                 *
+ *                                                                       *
+ * Portions Copyright (c) 2005-2007 Jon Abernathy <jon@chuggnutt.com>    *
+ * This version from https://github.com/mtibben/html2text                *
+ *                                                                       *
+ * This script is free software; you can redistribute it and/or modify   *
+ * it under the terms of the GNU General Public License as published by  *
+ * the Free Software Foundation; either version 2 of the License, or     *
+ * (at your option) any later version.                                   *
+ *                                                                       *
+ * The GNU General Public License can be found at                        *
+ * http://www.gnu.org/copyleft/gpl.html.                                 *
+ *                                                                       *
+ * This script is distributed in the hope that it will be useful,        *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the          *
+ * GNU General Public License for more details.                          *
+ *                                                                       *
+ *************************************************************************/
+
+
+class html2text
+{
+
+    /**
+     *  Contains the HTML content to convert.
+     *
+     *  @var string $html
+     *  @access public
+     */
+    public $html;
+
+    /**
+     *  Contains the converted, formatted text.
+     *
+     *  @var string $text
+     *  @access public
+     */
+    public $text;
+
+    /**
+     *  Maximum width of the formatted text, in columns.
+     *
+     *  Set this value to 0 (or less) to ignore word wrapping
+     *  and not constrain text to a fixed-width column.
+     *
+     *  @var integer $width
+     *  @access public
+     */
+    public $width = 70;
+
+    /**
+     *  List of preg* regular expression patterns to search for,
+     *  used in conjunction with $replace.
+     *
+     *  @var array $search
+     *  @access public
+     *  @see $replace
+     */
+    public $search = array(
+        "/\r/",                                  // Non-legal carriage return
+        "/[\n\t]+/",                             // Newlines and tabs
+        '/<head[^>]*>.*?<\/head>/i',             // <head>
+        '/<script[^>]*>.*?<\/script>/i',         // <script>s -- which strip_tags supposedly has problems with
+        '/<style[^>]*>.*?<\/style>/i',           // <style>s -- which strip_tags supposedly has problems with
+        '/<p[^>]*>/i',                           // <P>
+        '/<br[^>]*>/i',                          // <br>
+        '/<i[^>]*>(.*?)<\/i>/i',                 // <i>
+        '/<em[^>]*>(.*?)<\/em>/i',               // <em>
+        '/(<ul[^>]*>|<\/ul>)/i',                 // <ul> and </ul>
+        '/(<ol[^>]*>|<\/ol>)/i',                 // <ol> and </ol>
+        '/<li[^>]*>(.*?)<\/li>/i',               // <li> and </li>
+        '/<li[^>]*>/i',                          // <li>
+        '/<hr[^>]*>/i',                          // <hr>
+        '/<div[^>]*>/i',                         // <div>
+        '/(<table[^>]*>|<\/table>)/i',           // <table> and </table>
+        '/(<tr[^>]*>|<\/tr>)/i',                 // <tr> and </tr>
+        '/<td[^>]*>(.*?)<\/td>/i',               // <td> and </td>
+        '/<span class="_html2text_ignore">.+?<\/span>/i'  // <span class="_html2text_ignore">...</span>
+    );
+
+    /**
+     *  List of pattern replacements corresponding to patterns searched.
+     *
+     *  @var array $replace
+     *  @access public
+     *  @see $search
+     */
+    public $replace = array(
+        '',                                     // Non-legal carriage return
+        ' ',                                    // Newlines and tabs
+        '',                                     // <head>
+        '',                                     // <script>s -- which strip_tags supposedly has problems with
+        '',                                     // <style>s -- which strip_tags supposedly has problems with
+        "\n\n",                                 // <P>
+        "\n",                                   // <br>
+        '_\\1_',                                // <i>
+        '_\\1_',                                // <em>
+        "\n\n",                                 // <ul> and </ul>
+        "\n\n",                                 // <ol> and </ol>
+        "\t* \\1\n",                            // <li> and </li>
+        "\n\t* ",                               // <li>
+        "\n-------------------------\n",        // <hr>
+        "<div>\n",                              // <div>
+        "\n\n",                                 // <table> and </table>
+        "\n",                                   // <tr> and </tr>
+        "\t\t\\1\n",                            // <td> and </td>
+        ""                                      // <span class="_html2text_ignore">...</span>
+    );
+
+    /**
+     *  List of preg* regular expression patterns to search for,
+     *  used in conjunction with $ent_replace.
+     *
+     *  @var array $ent_search
+     *  @access public
+     *  @see $ent_replace
+     */
+    public $ent_search = array(
+        '/&(nbsp|#160);/i',                      // Non-breaking space
+        '/&(quot|rdquo|ldquo|#8220|#8221|#147|#148);/i',
+        // Double quotes
+        '/&(apos|rsquo|lsquo|#8216|#8217);/i',   // Single quotes
+        '/&gt;/i',                               // Greater-than
+        '/&lt;/i',                               // Less-than
+        '/&(copy|#169);/i',                      // Copyright
+        '/&(trade|#8482|#153);/i',               // Trademark
+        '/&(reg|#174);/i',                       // Registered
+        '/&(mdash|#151|#8212);/i',               // mdash
+        '/&(ndash|minus|#8211|#8722);/i',        // ndash
+        '/&(bull|#149|#8226);/i',                // Bullet
+        '/&(pound|#163);/i',                     // Pound sign
+        '/&(euro|#8364);/i',                     // Euro sign
+        '/&(amp|#38);/i',                        // Ampersand: see _converter()
+        '/[ ]{2,}/',                             // Runs of spaces, post-handling
+    );
+
+    /**
+     *  List of pattern replacements corresponding to patterns searched.
+     *
+     *  @var array $ent_replace
+     *  @access public
+     *  @see $ent_search
+     */
+    public $ent_replace = array(
+        ' ',                                    // Non-breaking space
+        '"',                                    // Double quotes
+        "'",                                    // Single quotes
+        '>',
+        '<',
+        '(c)',
+        '(tm)',
+        '(R)',
+        '--',
+        '-',
+        '*',
+        '£',
+        'EUR',                                  // Euro sign. € ?
+        '|+|amp|+|',                            // Ampersand: see _converter()
+        ' ',                                    // Runs of spaces, post-handling
+    );
+
+    /**
+     *  List of preg* regular expression patterns to search for
+     *  and replace using callback function.
+     *
+     *  @var array $callback_search
+     *  @access public
+     */
+    public $callback_search = array(
+        '/<(a) [^>]*href=("|\')([^"\']+)\2([^>]*)>(.*?)<\/a>/i', // <a href="">
+        '/<(h)[123456]( [^>]*)?>(.*?)<\/h[123456]>/i',         // h1 - h6
+        '/<(b)( [^>]*)?>(.*?)<\/b>/i',                         // <b>
+        '/<(strong)( [^>]*)?>(.*?)<\/strong>/i',               // <strong>
+        '/<(th)( [^>]*)?>(.*?)<\/th>/i',                       // <th> and </th>
+    );
+
+    /**
+     *  List of preg* regular expression patterns to search for in PRE body,
+     *  used in conjunction with $pre_replace.
+     *
+     *  @var array $pre_search
+     *  @access public
+     *  @see $pre_replace
+     */
+    public $pre_search = array(
+        "/\n/",
+        "/\t/",
+        '/ /',
+        '/<pre[^>]*>/',
+        '/<\/pre>/'
+    );
+
+    /**
+     *  List of pattern replacements corresponding to patterns searched for PRE body.
+     *
+     *  @var array $pre_replace
+     *  @access public
+     *  @see $pre_search
+     */
+    public $pre_replace = array(
+        '<br>',
+        '&nbsp;&nbsp;&nbsp;&nbsp;',
+        '&nbsp;',
+        '',
+        ''
+    );
+
+    /**
+     *  Contains a list of HTML tags to allow in the resulting text.
+     *
+     *  @var string $allowed_tags
+     *  @access public
+     *  @see set_allowed_tags()
+     */
+    public $allowed_tags = '';
+
+    /**
+     *  Contains the base URL that relative links should resolve to.
+     *
+     *  @var string $url
+     *  @access public
+     */
+    public $url;
+
+    /**
+     *  Indicates whether content in the $html variable has been converted yet.
+     *
+     *  @var boolean $_converted
+     *  @access private
+     *  @see $html, $text
+     */
+    private $_converted = false;
+
+    /**
+     *  Contains URL addresses from links to be rendered in plain text.
+     *
+     *  @var array $_link_list
+     *  @access private
+     *  @see _build_link_list()
+     */
+    private $_link_list = array();
+
+
+    /**
+     *  Various configuration options (able to be set in the constructor)
+     *
+     *  @var array $_options
+     *  @access private
+     */
+    private $_options = array(
+
+        // 'none'
+        // 'inline' (show links inline)
+        // 'nextline' (show links on the next line)
+        // 'table' (if a table of link URLs should be listed after the text.
+        'do_links' => 'inline',
+
+        //  Maximum width of the formatted text, in columns.
+        //  Set this value to 0 (or less) to ignore word wrapping
+        //  and not constrain text to a fixed-width column.
+        'width' => 70,
+    );
+
+
+    /**
+     *  Constructor.
+     *
+     *  If the HTML source string (or file) is supplied, the class
+     *  will instantiate with that source propagated, all that has
+     *  to be done it to call get_text().
+     *
+     *  @param string $source HTML content
+     *  @param boolean $from_file Indicates $source is a file to pull content from
+     *  @param array $options Set configuration options
+     *  @access public
+     *  @return void
+     */
+    public function __construct( $source = '', $from_file = false, $options = array() )
+    {
+        $this->_options = array_merge($this->_options, $options);
+
+        if ( !empty($source) ) {
+            $this->set_html($source, $from_file);
+        }
+
+        $this->set_base_url();
+    }
+
+    /**
+     *  Loads source HTML into memory, either from $source string or a file.
+     *
+     *  @param string $source HTML content
+     *  @param boolean $from_file Indicates $source is a file to pull content from
+     *  @access public
+     *  @return void
+     */
+    public function set_html( $source, $from_file = false )
+    {
+        if ( $from_file && file_exists($source) ) {
+            $this->html = file_get_contents($source);
+        }
+        else
+            $this->html = $source;
+
+        $this->_converted = false;
+    }
+
+    /**
+     *  Returns the text, converted from HTML.
+     *
+     *  @access public
+     *  @return string
+     */
+    public function get_text()
+    {
+        if ( !$this->_converted ) {
+            $this->_convert();
+        }
+
+        return $this->text;
+    }
+
+    /**
+     *  Prints the text, converted from HTML.
+     *
+     *  @access public
+     *  @return void
+     */
+    public function print_text()
+    {
+        print $this->get_text();
+    }
+
+    /**
+     *  Alias to print_text(), operates identically.
+     *
+     *  @access public
+     *  @return void
+     *  @see print_text()
+     */
+    public function p()
+    {
+        print $this->get_text();
+    }
+
+    /**
+     *  Sets the allowed HTML tags to pass through to the resulting text.
+     *
+     *  Tags should be in the form "<p>", with no corresponding closing tag.
+     *
+     *  @access public
+     *  @return void
+     */
+    public function set_allowed_tags( $allowed_tags = '' )
+    {
+        if ( !empty($allowed_tags) ) {
+            $this->allowed_tags = $allowed_tags;
+        }
+    }
+
+    /**
+     *  Sets a base URL to handle relative links.
+     *
+     *  @access public
+     *  @return void
+     */
+    public function set_base_url( $url = '' )
+    {
+        if ( empty($url) ) {
+            if ( !empty($_SERVER['HTTP_HOST']) ) {
+                $this->url = 'http://' . $_SERVER['HTTP_HOST'];
+            } else {
+                $this->url = '';
+            }
+        } else {
+            // Strip any trailing slashes for consistency (relative
+            // URLs may already start with a slash like "/file.html")
+            if ( substr($url, -1) == '/' ) {
+                $url = substr($url, 0, -1);
+            }
+            $this->url = $url;
+        }
+    }
+
+    /**
+     *  Workhorse function that does actual conversion (calls _converter() method).
+     *
+     *  @access private
+     *  @return void
+     */
+    private function _convert()
+    {
+        // Variables used for building the link list
+        $this->_link_list = array();
+
+        $text = trim(stripslashes($this->html));
+
+        // Convert HTML to TXT
+        $this->_converter($text);
+
+        // Add link list
+        if (!empty($this->_link_list)) {
+            $text .= "\n\nLinks:\n------\n";
+            foreach ($this->_link_list as $idx => $url) {
+                $text .= '[' . ($idx+1) . '] ' . $url . "\n";
+            }
+        }
+
+        $this->text = $text;
+
+        $this->_converted = true;
+    }
+
+    /**
+     *  Workhorse function that does actual conversion.
+     *
+     *  First performs custom tag replacement specified by $search and
+     *  $replace arrays. Then strips any remaining HTML tags, reduces whitespace
+     *  and newlines to a readable format, and word wraps the text to
+     *  $this->_options['width'] characters.
+     *
+     *  @param string Reference to HTML content string
+     *
+     *  @access private
+     *  @return void
+     */
+    private function _converter(&$text)
+    {
+        // Convert <BLOCKQUOTE> (before PRE!)
+        $this->_convert_blockquotes($text);
+
+        // Convert <PRE>
+        $this->_convert_pre($text);
+
+        // Run our defined tags search-and-replace
+        $text = preg_replace($this->search, $this->replace, $text);
+
+        // Run our defined tags search-and-replace with callback
+        $text = preg_replace_callback($this->callback_search, array($this, '_preg_callback'), $text);
+
+        // Strip any other HTML tags
+        $text = strip_tags($text, $this->allowed_tags);
+
+        // Run our defined entities/characters search-and-replace
+        $text = preg_replace($this->ent_search, $this->ent_replace, $text);
+
+        // Replace known html entities
+        $text = html_entity_decode($text, ENT_QUOTES);
+
+        // Remove unknown/unhandled entities (this cannot be done in search-and-replace block)
+        $text = preg_replace('/&([a-zA-Z0-9]{2,6}|#[0-9]{2,4});/', '', $text);
+
+        // Convert "|+|amp|+|" into "&", need to be done after handling of unknown entities
+        // This properly handles situation of "&amp;quot;" in input string
+        $text = str_replace('|+|amp|+|', '&', $text);
+
+        // Bring down number of empty lines to 2 max
+        $text = preg_replace("/\n\s+\n/", "\n\n", $text);
+        $text = preg_replace("/[\n]{3,}/", "\n\n", $text);
+
+        // remove leading empty lines (can be produced by eg. P tag on the beginning)
+        $text = ltrim($text, "\n");
+
+        // Wrap the text to a readable format
+        // for PHP versions >= 4.0.2. Default width is 75
+        // If width is 0 or less, don't wrap the text.
+        if ( $this->_options['width'] > 0 ) {
+            $text = wordwrap($text, $this->_options['width']);
+        }
+    }
+
+    /**
+     *  Helper function called by preg_replace() on link replacement.
+     *
+     *  Maintains an internal list of links to be displayed at the end of the
+     *  text, with numeric indices to the original point in the text they
+     *  appeared. Also makes an effort at identifying and handling absolute
+     *  and relative links.
+     *
+     *  @param string $link URL of the link
+     *  @param string $display Part of the text to associate number with
+     *  @access private
+     *  @return string
+     */
+    private function _build_link_list( $link, $display, $link_override = null)
+    {
+        $link_method = ($link_override) ? $link_override : $this->_options['do_links'];
+        if ($link_method == 'none')
+            return $display;
+
+
+        // Ignored link types
+        if (preg_match('!^(javascript:|mailto:|#)!i', $link)) {
+            return $display;
+        }
+        if (preg_match('!^([a-z][a-z0-9.+-]+:)!i', $link)) {
+            $url = $link;
+        }
+        else {
+            $url = $this->url;
+            if (substr($link, 0, 1) != '/') {
+                $url .= '/';
+            }
+            $url .= "$link";
+        }
+
+        if ($link_method == 'table')
+        {
+            if (($index = array_search($url, $this->_link_list)) === false) {
+                $index = count($this->_link_list);
+                $this->_link_list[] = $url;
+            }
+
+            return $display . ' [' . ($index+1) . ']';
+        }
+        elseif ($link_method == 'nextline')
+        {
+            return $display . "\n[" . $url . ']';
+        }
+        else // link_method defaults to inline
+        {
+            return $display . ' [' . $url . ']';
+        }
+    }
+
+    /**
+     *  Helper function for PRE body conversion.
+     *
+     *  @param string HTML content
+     *  @access private
+     */
+    private function _convert_pre(&$text)
+    {
+        // get the content of PRE element
+        while (preg_match('/<pre[^>]*>(.*)<\/pre>/ismU', $text, $matches)) {
+            $this->pre_content = $matches[1];
+
+            // Run our defined tags search-and-replace with callback
+            $this->pre_content = preg_replace_callback($this->callback_search,
+                array($this, '_preg_callback'), $this->pre_content);
+
+            // convert the content
+            $this->pre_content = sprintf('<div><br>%s<br></div>',
+                preg_replace($this->pre_search, $this->pre_replace, $this->pre_content));
+            // replace the content (use callback because content can contain $0 variable)
+            $text = preg_replace_callback('/<pre[^>]*>.*<\/pre>/ismU',
+                array($this, '_preg_pre_callback'), $text, 1);
+
+            // free memory
+            $this->pre_content = '';
+        }
+    }
+
+    /**
+     *  Helper function for BLOCKQUOTE body conversion.
+     *
+     *  @param string HTML content
+     *  @access private
+     */
+    private function _convert_blockquotes(&$text)
+    {
+        if (preg_match_all('/<\/*blockquote[^>]*>/i', $text, $matches, PREG_OFFSET_CAPTURE)) {
+            $level = 0;
+            $diff = 0;
+            $start = 0;
+            $taglen = 0;
+            foreach ($matches[0] as $m) {
+                if ($m[0][0] == '<' && $m[0][1] == '/') {
+                    $level--;
+                    if ($level < 0) {
+                        $level = 0; // malformed HTML: go to next blockquote
+                    }
+                    else if ($level > 0) {
+                        // skip inner blockquote
+                    }
+                    else {
+                        $end  = $m[1];
+                        $len  = $end - $taglen - $start;
+                        // Get blockquote content
+                        $body = substr($text, $start + $taglen - $diff, $len);
+
+                        // Set text width
+                        $p_width = $this->_options['width'];
+                        if ($this->_options['width'] > 0) $this->_options['width'] -= 2;
+                        // Convert blockquote content
+                        $body = trim($body);
+                        $this->_converter($body);
+                        // Add citation markers and create PRE block
+                        $body = preg_replace('/((^|\n)>*)/', '\\1> ', trim($body));
+                        $body = '<pre>' . htmlspecialchars($body) . '</pre>';
+                        // Re-set text width
+                        $this->_options['width'] = $p_width;
+                        // Replace content
+                        $text = substr($text, 0, $start - $diff)
+                            . $body . substr($text, $end + strlen($m[0]) - $diff);
+
+                        $diff = $len + $taglen + strlen($m[0]) - strlen($body);
+                        unset($body);
+                    }
+                }
+                else {
+                    if ($level == 0) {
+                        $start = $m[1];
+                        $taglen = strlen($m[0]);
+                    }
+                    $level ++;
+                }
+            }
+        }
+    }
+
+    /**
+     *  Callback function for preg_replace_callback use.
+     *
+     *  @param  array PREG matches
+     *  @return string
+     */
+    private function _preg_callback($matches)
+    {
+        switch (strtolower($matches[1])) {
+            case 'b':
+            case 'strong':
+                return $this->_toupper($matches[3]);
+            case 'th':
+                return $this->_toupper("\t\t". $matches[3] ."\n");
+            case 'h':
+                return $this->_toupper("\n\n". $matches[3] ."\n\n");
+            case 'a':
+                // override the link method
+                $link_override = null;
+                if (preg_match("/_html2text_link_(\w+)/", $matches[4], $link_override_match))
+                {
+                    $link_override = $link_override_match[1];
+                }
+                // Remove spaces in URL (#1487805)
+                $url = str_replace(' ', '', $matches[3]);
+                return $this->_build_link_list($url, $matches[5], $link_override);
+        }
+    }
+
+    /**
+     *  Callback function for preg_replace_callback use in PRE content handler.
+     *
+     *  @param  array PREG matches
+     *  @return string
+     */
+    private function _preg_pre_callback($matches)
+    {
+        return $this->pre_content;
+    }
+
+    /**
+     * Strtoupper function with HTML tags and entities handling.
+     *
+     * @param string $str Text to convert
+     * @return string Converted text
+     */
+    private function _toupper($str)
+    {
+        // string can containg HTML tags
+        $chunks = preg_split('/(<[^>]*>)/', $str, null, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
+
+        // convert toupper only the text between HTML tags
+        foreach ($chunks as $idx => $chunk) {
+            if ($chunk[0] != '<') {
+                $chunks[$idx] = $this->_strtoupper($chunk);
+            }
+        }
+
+        return implode($chunks);
+    }
+
+    /**
+     * Strtoupper multibyte wrapper function with HTML entities handling.
+     *
+     * @param string $str Text to convert
+     * @return string Converted text
+     */
+    private function _strtoupper($str)
+    {
+        $str = html_entity_decode($str, ENT_COMPAT);
+
+        if (function_exists('mb_strtoupper'))
+            $str = mb_strtoupper($str);
+        else
+            $str = strtoupper($str);
+
+        $str = htmlspecialchars($str, ENT_COMPAT);
+
+        return $str;
+    }
+}
+ No newline at end of file

wp-includes/PHPMailer/extras/htmlfilter.php

@@ +1 @@
+<?php
+/**
+ * htmlfilter.inc
+ * ---------------
+ * This set of functions allows you to filter html in order to remove
+ * any malicious tags from it. Useful in cases when you need to filter
+ * user input for any cross-site-scripting attempts.
+ *
+ * Copyright (C) 2002-2004 by Duke University
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  
+ * 02110-1301  USA
+ *
+ * @Author      Konstantin Riabitsev <icon@linux.duke.edu>
+ * @Version 1.1 ($Date: 2011-07-04 14:02:23 -0400 (Mon, 04 Jul 2011) $)
+ */
+
+/**
+ * @Author  Jim Jagielski <jim@jaguNET.com / jimjag@gmail.com>
+ */
+
+/**
+ * This function returns the final tag out of the tag name, an array
+ * of attributes, and the type of the tag. This function is called by 
+ * tln_sanitize internally.
+ *
+ * @param  $tagname      the name of the tag.
+ * @param  $attary       the array of attributes and their values
+ * @param  $tagtype      The type of the tag (see in comments).
+ * @return                       a string with the final tag representation.
+ */
+function tln_tagprint($tagname, $attary, $tagtype){
+        $me = 'tln_tagprint';
+        if ($tagtype == 2){
+                $fulltag = '</' . $tagname . '>';
+        } else {
+                $fulltag = '<' . $tagname;
+                if (is_array($attary) && sizeof($attary)){
+                        $atts = Array();
+                        while (list($attname, $attvalue) = each($attary)){
+                                array_push($atts, "$attname=$attvalue");
+                        }
+                        $fulltag .= ' ' . join(' ', $atts);
+                }
+                if ($tagtype == 3){
+                        $fulltag .= ' /';
+                }
+                $fulltag .= '>';
+        }
+        return $fulltag;
+}
+
+/**
+ * A small helper function to use with array_walk. Modifies a by-ref
+ * value and makes it lowercase.
+ *
+ * @param  $val a value passed by-ref.
+ * @return              void since it modifies a by-ref value.
+ */
+function tln_casenormalize(&$val){
+        $val = strtolower($val);
+}
+
+/**
+ * This function skips any whitespace from the current position within
+ * a string and to the next non-whitespace value.
+ * 
+ * @param  $body   the string
+ * @param  $offset the offset within the string where we should start
+ *                                 looking for the next non-whitespace character.
+ * @return                 the location within the $body where the next
+ *                                 non-whitespace char is located.
+ */
+function tln_skipspace($body, $offset){
+        $me = 'tln_skipspace';
+        preg_match('/^(\s*)/s', substr($body, $offset), $matches);
+        if (sizeof($matches[1])){
+                $count = strlen($matches[1]);
+                $offset += $count;
+        }
+        return $offset;
+}
+
+/**
+ * This function looks for the next character within a string.  It's
+ * really just a glorified "strpos", except it catches the failures
+ * nicely.
+ *
+ * @param  $body   The string to look for needle in.
+ * @param  $offset Start looking from this position.
+ * @param  $needle The character/string to look for.
+ * @return                 location of the next occurrence of the needle, or
+ *                                 strlen($body) if needle wasn't found.
+ */
+function tln_findnxstr($body, $offset, $needle){
+        $me = 'tln_findnxstr';
+        $pos = strpos($body, $needle, $offset);
+        if ($pos === FALSE){
+                $pos = strlen($body);
+        }
+        return $pos;
+}
+
+/**
+ * This function takes a PCRE-style regexp and tries to match it
+ * within the string.
+ *
+ * @param  $body   The string to look for needle in.
+ * @param  $offset Start looking from here.
+ * @param  $reg    A PCRE-style regex to match.
+ * @return                 Returns a false if no matches found, or an array
+ *                                 with the following members:
+ *                                 - integer with the location of the match within $body
+ *                                 - string with whatever content between offset and the match
+ *                                 - string with whatever it is we matched
+ */
+function tln_findnxreg($body, $offset, $reg){
+        $me = 'tln_findnxreg';
+        $matches = Array();
+        $retarr = Array();
+        $preg_rule = '%^(.*?)(' . $reg . ')%s';
+        preg_match($preg_rule, substr($body, $offset), $matches);
+        if (!isset($matches[0])){
+                $retarr = false;
+        } else {
+                $retarr[0] = $offset + strlen($matches[1]);
+                $retarr[1] = $matches[1];
+                $retarr[2] = $matches[2];
+        }
+        return $retarr;
+}
+
+/**
+ * This function looks for the next tag.
+ *
+ * @param  $body   String where to look for the next tag.
+ * @param  $offset Start looking from here.
+ * @return                 false if no more tags exist in the body, or
+ *                                 an array with the following members:
+ *                                 - string with the name of the tag
+ *                                 - array with attributes and their values
+ *                                 - integer with tag type (1, 2, or 3)
+ *                                 - integer where the tag starts (starting "<")
+ *                                 - integer where the tag ends (ending ">")
+ *                                 first three members will be false, if the tag is invalid.
+ */
+function tln_getnxtag($body, $offset){
+        $me = 'tln_getnxtag';
+        if ($offset > strlen($body)){
+                return false;
+        }
+        $lt = tln_findnxstr($body, $offset, '<');
+        if ($lt == strlen($body)){
+                return false;
+        }
+        /**
+         * We are here:
+         * blah blah <tag attribute="value">
+         * \---------^
+         */
+        $pos = tln_skipspace($body, $lt + 1);
+        if ($pos >= strlen($body)){
+                return Array(false, false, false, $lt, strlen($body));
+        }
+        /**
+         * There are 3 kinds of tags:
+         * 1. Opening tag, e.g.:
+         *        <a href="blah">
+         * 2. Closing tag, e.g.:
+         *        </a>
+         * 3. XHTML-style content-less tag, e.g.:
+         *        <img src="blah"/>
+         */
+        $tagtype = false;
+        switch (substr($body, $pos, 1)){
+        case '/':
+                $tagtype = 2;
+                $pos++;
+                break;
+        case '!':
+                /**
+                 * A comment or an SGML declaration.
+                 */
+                if (substr($body, $pos+1, 2) == '--'){
+                        $gt = strpos($body, '-->', $pos);
+                        if ($gt === false){
+                                $gt = strlen($body);
+                        } else {
+                                $gt += 2;
+                        }
+                        return Array(false, false, false, $lt, $gt);
+                } else {
+                        $gt = tln_findnxstr($body, $pos, '>');
+                        return Array(false, false, false, $lt, $gt);
+                }
+                break;
+        default:
+                /**
+                 * Assume tagtype 1 for now. If it's type 3, we'll switch values
+                 * later.
+                 */
+                $tagtype = 1;
+                break;
+        }
+        
+        $tag_start = $pos;
+        $tagname = '';
+        /**
+         * Look for next [\W-_], which will indicate the end of the tag name.
+         */
+        $regary = tln_findnxreg($body, $pos, '[^\w\-_]');
+        if ($regary == false){
+                return Array(false, false, false, $lt, strlen($body));
+        }
+        list($pos, $tagname, $match) = $regary;
+        $tagname = strtolower($tagname);
+        
+        /**
+         * $match can be either of these:
+         * '>'  indicating the end of the tag entirely.
+         * '\s' indicating the end of the tag name.
+         * '/'  indicating that this is type-3 xhtml tag.
+         * 
+         * Whatever else we find there indicates an invalid tag.
+         */
+        switch ($match){
+        case '/':
+                /**
+                 * This is an xhtml-style tag with a closing / at the
+                 * end, like so: <img src="blah"/>. Check if it's followed
+                 * by the closing bracket. If not, then this tag is invalid
+                 */
+                if (substr($body, $pos, 2) == '/>'){
+                        $pos++;
+                        $tagtype = 3;
+                } else {
+                        $gt = tln_findnxstr($body, $pos, '>');
+                        $retary = Array(false, false, false, $lt, $gt);
+                        return $retary;
+                }
+        case '>':
+                return Array($tagname, false, $tagtype, $lt, $pos);
+                break;
+        default:
+                /**
+                 * Check if it's whitespace
+                 */
+                if (preg_match('/\s/', $match)){
+                } else {
+                        /**
+                         * This is an invalid tag! Look for the next closing ">".
+                         */
+                        $gt = tln_findnxstr($body, $lt, '>');
+                        return Array(false, false, false, $lt, $gt);
+                }
+        }
+        
+        /**
+         * At this point we're here:
+         * <tagname      attribute='blah'>
+         * \-------^
+         *
+         * At this point we loop in order to find all attributes.
+         */
+        $attname = '';
+        $atttype = false;
+        $attary = Array();
+        
+        while ($pos <= strlen($body)){
+                $pos = tln_skipspace($body, $pos);
+                if ($pos == strlen($body)){
+                        /**
+                         * Non-closed tag.
+                         */
+                        return Array(false, false, false, $lt, $pos);
+                }
+                /**
+                 * See if we arrived at a ">" or "/>", which means that we reached
+                 * the end of the tag.
+                 */
+                $matches = Array();
+                preg_match('%^(\s*)(>|/>)%s', substr($body, $pos), $matches);
+                if (isset($matches[0]) && $matches[0]){
+                        /**
+                         * Yep. So we did.
+                         */
+                        $pos += strlen($matches[1]);
+                        if ($matches[2] == '/>'){
+                                $tagtype = 3;
+                                $pos++;
+                        }
+                        return Array($tagname, $attary, $tagtype, $lt, $pos);
+                }
+                
+                /**
+                 * There are several types of attributes, with optional
+                 * [:space:] between members.
+                 * Type 1:
+                 *       attrname[:space:]=[:space:]'CDATA'
+                 * Type 2:
+                 *       attrname[:space:]=[:space:]"CDATA"
+                 * Type 3:
+                 *       attr[:space:]=[:space:]CDATA
+                 * Type 4:
+                 *       attrname
+                 *
+                 * We leave types 1 and 2 the same, type 3 we check for
+                 * '"' and convert to "&quot" if needed, then wrap in
+                 * double quotes. Type 4 we convert into:
+                 * attrname="yes".
+                 */
+                $regary = tln_findnxreg($body, $pos, '[^\w\-_]');
+                if ($regary == false){
+                        /**
+                         * Looks like body ended before the end of tag.
+                         */
+                        return Array(false, false, false, $lt, strlen($body));
+                }
+                list($pos, $attname, $match) = $regary;
+                $attname = strtolower($attname);
+                /**
+                 * We arrived at the end of attribute name. Several things possible
+                 * here:
+                 * '>'  means the end of the tag and this is attribute type 4
+                 * '/'  if followed by '>' means the same thing as above
+                 * '\s' means a lot of things -- look what it's followed by.
+                 *              anything else means the attribute is invalid.
+                 */
+                switch($match){
+                case '/':
+                        /**
+                         * This is an xhtml-style tag with a closing / at the
+                         * end, like so: <img src="blah"/>. Check if it's followed
+                         * by the closing bracket. If not, then this tag is invalid
+                         */
+                        if (substr($body, $pos, 2) == '/>'){
+                                $pos++;
+                                $tagtype = 3;
+                        } else {
+                                $gt = tln_findnxstr($body, $pos, '>');
+                                $retary = Array(false, false, false, $lt, $gt);
+                                return $retary;
+                        }
+                case '>':
+                        $attary{$attname} = '"yes"';
+                        return Array($tagname, $attary, $tagtype, $lt, $pos);
+                        break;
+                default:
+                        /**
+                         * Skip whitespace and see what we arrive at.
+                         */
+                        $pos = tln_skipspace($body, $pos);
+                        $char = substr($body, $pos, 1);
+                        /**
+                         * Two things are valid here:
+                         * '=' means this is attribute type 1 2 or 3.
+                         * \w means this was attribute type 4.
+                         * anything else we ignore and re-loop. End of tag and
+                         * invalid stuff will be caught by our checks at the beginning
+                         * of the loop.
+                         */
+                        if ($char == '='){
+                                $pos++;
+                                $pos = tln_skipspace($body, $pos);
+                                /**
+                                 * Here are 3 possibilities:
+                                 * "'"  attribute type 1
+                                 * '"'  attribute type 2
+                                 * everything else is the content of tag type 3
+                                 */
+                                $quot = substr($body, $pos, 1);
+                                if ($quot == '\''){
+                                        $regary = tln_findnxreg($body, $pos+1, '\'');
+                                        if ($regary == false){
+                                                return Array(false, false, false, $lt, strlen($body));
+                                        }
+                                        list($pos, $attval, $match) = $regary;
+                                        $pos++;
+                                        $attary{$attname} = '\'' . $attval . '\'';
+                                } else if ($quot == '"'){
+                                        $regary = tln_findnxreg($body, $pos+1, '\"');
+                                        if ($regary == false){
+                                                return Array(false, false, false, $lt, strlen($body));
+                                        }
+                                        list($pos, $attval, $match) = $regary;
+                                        $pos++;
+                                        $attary{$attname} = '"' . $attval . '"';
+                                } else {
+                                        /**
+                                         * These are hateful. Look for \s, or >.
+                                         */
+                                        $regary = tln_findnxreg($body, $pos, '[\s>]');
+                                        if ($regary == false){
+                                                return Array(false, false, false, $lt, strlen($body));
+                                        }
+                                        list($pos, $attval, $match) = $regary;
+                                        /**
+                                         * If it's ">" it will be caught at the top.
+                                         */
+                                        $attval = preg_replace('/\"/s', '&quot;', $attval);
+                                        $attary{$attname} = '"' . $attval . '"';
+                                }
+                        } else if (preg_match('|[\w/>]|', $char)) {
+                                /**
+                                 * That was attribute type 4.
+                                 */
+                                $attary{$attname} = '"yes"';
+                        } else {
+                                /**
+                                 * An illegal character. Find next '>' and return.
+                                 */
+                                $gt = tln_findnxstr($body, $pos, '>');
+                                return Array(false, false, false, $lt, $gt);
+                        }
+                }
+        }
+        /**
+         * The fact that we got here indicates that the tag end was never
+         * found. Return invalid tag indication so it gets stripped.
+         */
+        return Array(false, false, false, $lt, strlen($body));
+}
+
+/**
+ * Translates entities into literal values so they can be checked.
+ *
+ * @param $attvalue the by-ref value to check.
+ * @param $regex        the regular expression to check against.
+ * @param $hex          whether the entites are hexadecimal.
+ * @return                      True or False depending on whether there were matches.
+ */
+function tln_deent(&$attvalue, $regex, $hex=false){
+        $me = 'tln_deent';
+        $ret_match = false;
+        preg_match_all($regex, $attvalue, $matches);
+        if (is_array($matches) && sizeof($matches[0]) > 0){
+                $repl = Array();
+                for ($i = 0; $i < sizeof($matches[0]); $i++){
+                        $numval = $matches[1][$i];
+                        if ($hex){
+                                $numval = hexdec($numval);
+                        }
+                        $repl{$matches[0][$i]} = chr($numval);
+                }
+                $attvalue = strtr($attvalue, $repl);
+                return true;
+        } else {
+                return false;
+        }
+}
+
+/**
+ * This function checks attribute values for entity-encoded values
+ * and returns them translated into 8-bit strings so we can run
+ * checks on them.
+ *
+ * @param  $attvalue A string to run entity check against.
+ * @return                       Nothing, modifies a reference value.
+ */
+function tln_defang(&$attvalue){
+        $me = 'tln_defang';
+        /**
+         * Skip this if there aren't ampersands or backslashes.
+         */
+        if (strpos($attvalue, '&') === false
+                && strpos($attvalue, '\\') === false){
+                return;
+        }
+        $m = false;
+        do {
+                $m = false;
+                $m = $m || tln_deent($attvalue, '/\&#0*(\d+);*/s');
+                $m = $m || tln_deent($attvalue, '/\&#x0*((\d|[a-f])+);*/si', true);
+                $m = $m || tln_deent($attvalue, '/\\\\(\d+)/s', true);
+        } while ($m == true);
+        $attvalue = stripslashes($attvalue);
+}
+
+/**
+ * Kill any tabs, newlines, or carriage returns. Our friends the
+ * makers of the browser with 95% market value decided that it'd
+ * be funny to make "java[tab]script" be just as good as "javascript".
+ * 
+ * @param  attvalue      The attribute value before extraneous spaces removed.
+ * @return attvalue      Nothing, modifies a reference value.
+ */
+function tln_unspace(&$attvalue){
+        $me = 'tln_unspace';
+        if (strcspn($attvalue, "\t\r\n\0 ") != strlen($attvalue)){
+                $attvalue = str_replace(Array("\t", "\r", "\n", "\0", " "), 
+                                                                Array('',       '',       '',   '',       ''), $attvalue);
+        }
+}
+
+/**
+ * This function runs various checks against the attributes.
+ *
+ * @param  $tagname                     String with the name of the tag.
+ * @param  $attary                      Array with all tag attributes.
+ * @param  $rm_attnames         See description for tln_sanitize
+ * @param  $bad_attvals         See description for tln_sanitize
+ * @param  $add_attr_to_tag See description for tln_sanitize
+ * @return                                      Array with modified attributes.
+ */
+function tln_fixatts($tagname, 
+                                 $attary, 
+                                 $rm_attnames,
+                                 $bad_attvals,
+                                 $add_attr_to_tag
+                                 ){
+        $me = 'tln_fixatts';
+        while (list($attname, $attvalue) = each($attary)){
+                /**
+                 * See if this attribute should be removed.
+                 */
+                foreach ($rm_attnames as $matchtag=>$matchattrs){
+                        if (preg_match($matchtag, $tagname)){
+                                foreach ($matchattrs as $matchattr){
+                                        if (preg_match($matchattr, $attname)){
+                                                unset($attary{$attname});
+                                                continue;
+                                        }
+                                }
+                        }
+                }
+                /**
+                 * Remove any backslashes, entities, or extraneous whitespace.
+                 */
+                tln_defang($attvalue);
+                tln_unspace($attvalue);
+                
+                /**
+                 * Now let's run checks on the attvalues.
+                 * I don't expect anyone to comprehend this. If you do,
+                 * get in touch with me so I can drive to where you live and
+                 * shake your hand personally. :)
+                 */
+                foreach ($bad_attvals as $matchtag=>$matchattrs){
+                        if (preg_match($matchtag, $tagname)){
+                                foreach ($matchattrs as $matchattr=>$valary){
+                                        if (preg_match($matchattr, $attname)){
+                                                /**
+                                                 * There are two arrays in valary.
+                                                 * First is matches.
+                                                 * Second one is replacements
+                                                 */
+                                                list($valmatch, $valrepl) = $valary;
+                                                $newvalue = preg_replace($valmatch,$valrepl,$attvalue);
+                                                if ($newvalue != $attvalue){
+                                                        $attary{$attname} = $newvalue;
+                                                }
+                                        }
+                                }
+                        }
+                }
+        }
+        /**
+         * See if we need to append any attributes to this tag.
+         */
+        foreach ($add_attr_to_tag as $matchtag=>$addattary){
+                if (preg_match($matchtag, $tagname)){
+                        $attary = array_merge($attary, $addattary);
+                }
+        }
+        return $attary;
+}
+
+/**
+ *
+ * @param $body                                 the string with HTML you wish to filter
+ * @param $tag_list                             see description above
+ * @param $rm_tags_with_content see description above
+ * @param $self_closing_tags    see description above
+ * @param $force_tag_closing    see description above
+ * @param $rm_attnames                  see description above
+ * @param $bad_attvals                  see description above
+ * @param $add_attr_to_tag              see description above
+ * @return                                              tln_sanitized html safe to show on your pages.
+ */
+function tln_sanitize($body, 
+                                  $tag_list, 
+                                  $rm_tags_with_content,
+                                  $self_closing_tags,
+                                  $force_tag_closing,
+                                  $rm_attnames,
+                                  $bad_attvals,
+                                  $add_attr_to_tag
+                                  )
+{
+        $me = 'tln_sanitize';
+        /**
+         * Normalize rm_tags and rm_tags_with_content.
+         */
+        $rm_tags = array_shift($tag_list);
+        @array_walk($tag_list, 'tln_casenormalize');
+        @array_walk($rm_tags_with_content, 'tln_casenormalize');
+        @array_walk($self_closing_tags, 'tln_casenormalize');
+        /**
+         * See if tag_list is of tags to remove or tags to allow.
+         * false  means remove these tags
+         * true   means allow these tags
+         */
+        $curpos = 0;
+        $open_tags = Array();
+        $trusted = "<!-- begin tln_sanitized html -->\n";
+        $skip_content = false;
+        /**
+         * Take care of netscape's stupid javascript entities like
+         * &{alert('boo')};
+         */
+        $body = preg_replace('/&(\{.*?\};)/si', '&amp;\\1', $body);
+        while (($curtag = tln_getnxtag($body, $curpos)) != FALSE){
+                list($tagname, $attary, $tagtype, $lt, $gt) = $curtag;
+                $free_content = substr($body, $curpos, $lt - $curpos);
+                if ($skip_content == false){
+                        $trusted .= $free_content;
+                } else {
+                }
+                if ($tagname != FALSE){
+                        if ($tagtype == 2){
+                                if ($skip_content == $tagname){
+                                        /**
+                                         * Got to the end of tag we needed to remove.
+                                         */
+                                        $tagname = false;
+                                        $skip_content = false;
+                                } else {
+                                        if ($skip_content == false){
+                                                if (isset($open_tags{$tagname}) && 
+                                                        $open_tags{$tagname} > 0){
+                                                        $open_tags{$tagname}--;
+                                                } else {
+                                                        $tagname = false;
+                                                }
+                                        } else {
+                                        }
+                                }
+                        } else {
+                                /**
+                                 * $rm_tags_with_content
+                                 */
+                                if ($skip_content == false){
+                                        /**
+                                         * See if this is a self-closing type and change
+                                         * tagtype appropriately.
+                                         */
+                                        if ($tagtype == 1
+                                                && in_array($tagname, $self_closing_tags)){
+                                                $tagtype = 3;
+                                        }
+                                        /**
+                                         * See if we should skip this tag and any content
+                                         * inside it.
+                                         */
+                                        if ($tagtype == 1 
+                                                && in_array($tagname, $rm_tags_with_content)){
+                                                $skip_content = $tagname;
+                                        } else {
+                                                if (($rm_tags == false 
+                                                         && in_array($tagname, $tag_list)) ||
+                                                        ($rm_tags == true 
+                                                         && !in_array($tagname, $tag_list))){
+                                                        $tagname = false;
+                                                } else {
+                                                        if ($tagtype == 1){
+                                                                if (isset($open_tags{$tagname})){
+                                                                        $open_tags{$tagname}++;
+                                                                } else {
+                                                                        $open_tags{$tagname} = 1;
+                                                                }
+                                                        }
+                                                        /**
+                                                         * This is where we run other checks.
+                                                         */
+                                                        if (is_array($attary) && sizeof($attary) > 0){
+                                                                $attary = tln_fixatts($tagname,
+                                                                                                  $attary,
+                                                                                                  $rm_attnames,
+                                                                                                  $bad_attvals,
+                                                                                                  $add_attr_to_tag);
+                                                        }
+                                                }
+                                        }
+                                } else {
+                                }
+                        }
+                        if ($tagname != false && $skip_content == false){
+                                $trusted .= tln_tagprint($tagname, $attary, $tagtype);
+                        }
+                } else {
+                }
+                $curpos = $gt + 1;
+        }
+        $trusted .= substr($body, $curpos, strlen($body) - $curpos);
+        if ($force_tag_closing == true){
+                foreach ($open_tags as $tagname=>$opentimes){
+                        while ($opentimes > 0){
+                                $trusted .= '</' . $tagname . '>';
+                                $opentimes--;
+                        }
+                }
+                $trusted .= "\n";
+        }
+        $trusted .= "<!-- end tln_sanitized html -->\n";
+        return $trusted;
+}
+
+// 
+// Use the nifty htmlfilter library
+//
+
+
+function HTMLFilter($body, $trans_image_path, $block_external_images = false) {
+
+        $tag_list = Array(
+                false,
+                "object",
+                "meta",
+                "html",
+                "head",
+                "base",
+                "link",
+                "frame",
+                "iframe",
+                "plaintext",
+                "marquee"
+        );
+
+        $rm_tags_with_content = Array(
+                "script",
+                "applet",
+                "embed",
+                "title",
+                "frameset",
+                "xmp",
+                "xml"
+        );
+
+        $self_closing_tags =  Array(
+                "img",
+                "br",
+                "hr",
+                "input",
+                "outbind"
+        );
+
+        $force_tag_closing = true;
+
+        $rm_attnames = Array(
+                "/.*/" =>
+                        Array(
+                                // "/target/i",
+                                "/^on.*/i",
+                                "/^dynsrc/i",
+                                "/^data.*/i",
+                                "/^lowsrc.*/i"
+                        )
+        );
+
+        $bad_attvals = Array(
+                "/.*/" =>
+                Array(
+                        "/^src|background/i" =>
+                        Array(
+                                Array(
+                                        "/^([\'\"])\s*\S+script\s*:.*([\'\"])/si",
+                                        "/^([\'\"])\s*mocha\s*:*.*([\'\"])/si",
+                                        "/^([\'\"])\s*about\s*:.*([\'\"])/si"
+                                ),
+                                Array(
+                                        "\\1$trans_image_path\\2",
+                                        "\\1$trans_image_path\\2",
+                                        "\\1$trans_image_path\\2",
+                                        "\\1$trans_image_path\\2"
+                                )
+                        ),
+                        "/^href|action/i" =>
+                        Array(
+                                Array(
+                                        "/^([\'\"])\s*\S+script\s*:.*([\'\"])/si",
+                                        "/^([\'\"])\s*mocha\s*:*.*([\'\"])/si",
+                                        "/^([\'\"])\s*about\s*:.*([\'\"])/si"
+                                ),
+                                Array(
+                                        "\\1#\\1",
+                                        "\\1#\\1",
+                                        "\\1#\\1",
+                                        "\\1#\\1"
+                                )
+                        ),
+                        "/^style/i" =>
+                        Array(
+                                Array(
+                                        "/expression/i",
+                                        "/binding/i",
+                                        "/behaviou*r/i",
+                                        "/include-source/i",
+                                        "/position\s*:\s*absolute/i",
+                                        "/url\s*\(\s*([\'\"])\s*\S+script\s*:.*([\'\"])\s*\)/si",
+                                        "/url\s*\(\s*([\'\"])\s*mocha\s*:.*([\'\"])\s*\)/si",
+                                        "/url\s*\(\s*([\'\"])\s*about\s*:.*([\'\"])\s*\)/si",
+                                        "/(.*)\s*:\s*url\s*\(\s*([\'\"]*)\s*\S+script\s*:.*([\'\"]*)\s*\)/si"
+                                ),
+                                Array(
+                                        "idiocy",
+                                        "idiocy",
+                                        "idiocy",
+                                        "idiocy",
+                                        "",
+                                        "url(\\1#\\1)",
+                                        "url(\\1#\\1)",
+                                        "url(\\1#\\1)",
+                                        "url(\\1#\\1)",
+                                        "url(\\1#\\1)",
+                                        "\\1:url(\\2#\\3)"
+                                )
+                        )
+                )
+        );
+
+        if ($block_external_images){
+                array_push($bad_attvals{'/.*/'}{'/^src|background/i'}[0],
+                                '/^([\'\"])\s*https*:.*([\'\"])/si');
+                array_push($bad_attvals{'/.*/'}{'/^src|background/i'}[1],
+                                "\\1$trans_image_path\\1");
+                array_push($bad_attvals{'/.*/'}{'/^style/i'}[0],
+                                '/url\(([\'\"])\s*https*:.*([\'\"])\)/si');
+                array_push($bad_attvals{'/.*/'}{'/^style/i'}[1],
+                                "url(\\1$trans_image_path\\1)");
+        }
+
+        $add_attr_to_tag = Array(
+                "/^a$/i" =>
+                        Array('target'=>'"_blank"')
+        );
+
+        $trusted = tln_sanitize($body, 
+                        $tag_list, 
+                        $rm_tags_with_content,
+                        $self_closing_tags,
+                        $force_tag_closing,
+                        $rm_attnames,
+                        $bad_attvals,
+                        $add_attr_to_tag
+                        );
+        return $trusted;
+}
+
+?>

wp-includes/PHPMailer/extras/ntlm_sasl_client.php

@@ +1 @@
+<?php
+/*
+ * ntlm_sasl_client.php
+ *
+ * @(#) $Id: ntlm_sasl_client.php,v 1.3 2004/11/17 08:00:37 mlemos Exp $
+ *
+ **
+ ** Source: http://www.phpclasses.org/browse/file/7495.html
+ ** License: BSD (http://www.phpclasses.org/package/1888-PHP-Single-API-for-standard-authentication-mechanisms.html)
+ ** Bundled with Permission
+ **
+ */
+
+define("SASL_NTLM_STATE_START",             0);
+define("SASL_NTLM_STATE_IDENTIFY_DOMAIN",   1);
+define("SASL_NTLM_STATE_RESPOND_CHALLENGE", 2);
+define("SASL_NTLM_STATE_DONE",              3);
+
+class ntlm_sasl_client_class
+{
+        var $credentials=array();
+        var $state=SASL_NTLM_STATE_START;
+
+        Function Initialize(&$client)
+        {
+                if(!function_exists($function="mcrypt_encrypt")
+                || !function_exists($function="mhash"))
+                {
+                        $extensions=array(
+                                "mcrypt_encrypt"=>"mcrypt",
+                                "mhash"=>"mhash"
+                        );
+                        $client->error="the extension ".$extensions[$function]." required by the NTLM SASL client class is not available in this PHP configuration";
+                        return(0);
+                }
+                return(1);
+        }
+
+        Function ASCIIToUnicode($ascii)
+        {
+                for($unicode="",$a=0;$a<strlen($ascii);$a++)
+                        $unicode.=substr($ascii,$a,1).chr(0);
+                return($unicode);
+        }
+
+        Function TypeMsg1($domain,$workstation)
+        {
+                $domain_length=strlen($domain);
+                $workstation_length=strlen($workstation);
+                $workstation_offset=32;
+                $domain_offset=$workstation_offset+$workstation_length;
+                return(
+                        "NTLMSSP\0".
+                        "\x01\x00\x00\x00".
+                        "\x07\x32\x00\x00".
+                        pack("v",$domain_length).
+                        pack("v",$domain_length).
+                        pack("V",$domain_offset).
+                        pack("v",$workstation_length).
+                        pack("v",$workstation_length).
+                        pack("V",$workstation_offset).
+                        $workstation.
+                        $domain
+                );
+        }
+
+        Function NTLMResponse($challenge,$password)
+        {
+                $unicode=$this->ASCIIToUnicode($password);
+                $md4=mhash(MHASH_MD4,$unicode);
+                $padded=$md4.str_repeat(chr(0),21-strlen($md4));
+                $iv_size=mcrypt_get_iv_size(MCRYPT_DES,MCRYPT_MODE_ECB);
+                $iv=mcrypt_create_iv($iv_size,MCRYPT_RAND);
+                for($response="",$third=0;$third<21;$third+=7)
+                {
+                        for($packed="",$p=$third;$p<$third+7;$p++)
+                                $packed.=str_pad(decbin(ord(substr($padded,$p,1))),8,"0",STR_PAD_LEFT);
+                        for($key="",$p=0;$p<strlen($packed);$p+=7)
+                        {
+                                $s=substr($packed,$p,7);
+                                $b=$s.((substr_count($s,"1") % 2) ? "0" : "1");
+                                $key.=chr(bindec($b));
+                        }
+                        $ciphertext=mcrypt_encrypt(MCRYPT_DES,$key,$challenge,MCRYPT_MODE_ECB,$iv);
+                        $response.=$ciphertext;
+                }
+                return $response;
+        }
+
+        Function TypeMsg3($ntlm_response,$user,$domain,$workstation)
+        {
+                $domain_unicode=$this->ASCIIToUnicode($domain);
+                $domain_length=strlen($domain_unicode);
+                $domain_offset=64;
+                $user_unicode=$this->ASCIIToUnicode($user);
+                $user_length=strlen($user_unicode);
+                $user_offset=$domain_offset+$domain_length;
+                $workstation_unicode=$this->ASCIIToUnicode($workstation);
+                $workstation_length=strlen($workstation_unicode);
+                $workstation_offset=$user_offset+$user_length;
+                $lm="";
+                $lm_length=strlen($lm);
+                $lm_offset=$workstation_offset+$workstation_length;
+                $ntlm=$ntlm_response;
+                $ntlm_length=strlen($ntlm);
+                $ntlm_offset=$lm_offset+$lm_length;
+                $session="";
+                $session_length=strlen($session);
+                $session_offset=$ntlm_offset+$ntlm_length;
+                return(
+                        "NTLMSSP\0".
+                        "\x03\x00\x00\x00".
+                        pack("v",$lm_length).
+                        pack("v",$lm_length).
+                        pack("V",$lm_offset).
+                        pack("v",$ntlm_length).
+                        pack("v",$ntlm_length).
+                        pack("V",$ntlm_offset).
+                        pack("v",$domain_length).
+                        pack("v",$domain_length).
+                        pack("V",$domain_offset).
+                        pack("v",$user_length).
+                        pack("v",$user_length).
+                        pack("V",$user_offset).
+                        pack("v",$workstation_length).
+                        pack("v",$workstation_length).
+                        pack("V",$workstation_offset).
+                        pack("v",$session_length).
+                        pack("v",$session_length).
+                        pack("V",$session_offset).
+                        "\x01\x02\x00\x00".
+                        $domain_unicode.
+                        $user_unicode.
+                        $workstation_unicode.
+                        $lm.
+                        $ntlm
+                );
+        }
+
+        Function Start(&$client, &$message, &$interactions)
+        {
+                if($this->state!=SASL_NTLM_STATE_START)
+                {
+                        $client->error="NTLM authentication state is not at the start";
+                        return(SASL_FAIL);
+                }
+                $this->credentials=array(
+                        "user"=>"",
+                        "password"=>"",
+                        "realm"=>"",
+                        "workstation"=>""
+                );
+                $defaults=array();
+                $status=$client->GetCredentials($this->credentials,$defaults,$interactions);
+                if($status==SASL_CONTINUE)
+                        $this->state=SASL_NTLM_STATE_IDENTIFY_DOMAIN;
+                Unset($message);
+                return($status);
+        }
+
+        Function Step(&$client, $response, &$message, &$interactions)
+        {
+                switch($this->state)
+                {
+                        case SASL_NTLM_STATE_IDENTIFY_DOMAIN:
+                                $message=$this->TypeMsg1($this->credentials["realm"],$this->credentials["workstation"]);
+                                $this->state=SASL_NTLM_STATE_RESPOND_CHALLENGE;
+                                break;
+                        case SASL_NTLM_STATE_RESPOND_CHALLENGE:
+                                $ntlm_response=$this->NTLMResponse(substr($response,24,8),$this->credentials["password"]);
+                                $message=$this->TypeMsg3($ntlm_response,$this->credentials["user"],$this->credentials["realm"],$this->credentials["workstation"]);
+                                $this->state=SASL_NTLM_STATE_DONE;
+