feature 2965: move phpmailer files in a specific directory

git-svn-id: http://piwigo.org/svn/trunk@24953 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 0 insertions, 943 deletions

diff --git a/include/class.smtp.php b/include/class.smtp.php
deleted file mode 100644
index e6b45222d..000000000
--- a/include/class.smtp.php
+++ /dev/null
@@ -1,943 +0,0 @@
-<?php
-/**
- * PHPMailer RFC821 SMTP email transport class.
- * Version 5.2.7
- * PHP version 5.0.0
- * @category  PHP
- * @package   PHPMailer
- * @link      https://github.com/PHPMailer/PHPMailer/
- * @author Marcus Bointon (coolbru) <phpmailer@synchromedia.co.uk>
- * @author Jim Jagielski (jimjag) <jimjag@gmail.com>
- * @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
- * @copyright 2013 Marcus Bointon
- * @copyright 2004 - 2008 Andy Prevost
- * @copyright 2010 - 2012 Jim Jagielski
- * @license   http://www.gnu.org/copyleft/lesser.html Distributed under the Lesser General Public License (LGPL)
- */
-
-/**
- * PHPMailer RFC821 SMTP email transport class.
- *
- * Implements RFC 821 SMTP commands
- * and provides some utility methods for sending mail to an SMTP server.
- *
- * PHP Version 5.0.0
- *
- * @category PHP
- * @package  PHPMailer
- * @link     https://github.com/PHPMailer/PHPMailer/blob/master/class.smtp.php
- * @author   Chris Ryan <unknown@example.com>
- * @author   Marcus Bointon <phpmailer@synchromedia.co.uk>
- * @license  http://www.gnu.org/copyleft/lesser.html Distributed under the Lesser General Public License (LGPL)
- */
-
-class SMTP
-{
-    /**
-     * The PHPMailer SMTP Version number.
-     */
-    const VERSION = '5.2.7';
-
-    /**
-     * SMTP line break constant.
-     */
-    const CRLF = "\r\n";
-
-    /**
-     * The SMTP port to use if one is not specified.
-     */
-    const DEFAULT_SMTP_PORT = 25;
-
-    /**
-     * The PHPMailer SMTP Version number.
-     * @type string
-     * @deprecated This should be a constant
-     * @see SMTP::VERSION
-     */
-    public $Version = '5.2.7';
-
-    /**
-     * SMTP server port number.
-     * @type int
-     * @deprecated This is only ever ued as default value, so should be a constant
-     * @see SMTP::DEFAULT_SMTP_PORT
-     */
-    public $SMTP_PORT = 25;
-
-    /**
-     * SMTP reply line ending
-     * @type string
-     * @deprecated Use the class constant instead
-     * @see SMTP::CRLF
-     */
-    public $CRLF = "\r\n";
-
-    /**
-     * Debug output level.
-     * Options: 0 for no output, 1 for commands, 2 for data and commands
-     * @type int
-     */
-    public $do_debug = 0;
-
-    /**
-     * The function/method to use for debugging output.
-     * Options: 'echo', 'html' or 'error_log'
-     * @type string
-     */
-    public $Debugoutput = 'echo';
-
-    /**
-     * Whether to use VERP.
-     * @type bool
-     */
-    public $do_verp = false;
-
-    /**
-     * The SMTP timeout value for reads, in seconds.
-     * @type int
-     */
-    public $Timeout = 15;
-
-    /**
-     * The SMTP timelimit value for reads, in seconds.
-     * @type int
-     */
-    public $Timelimit = 30;
-
-    /**
-     * The socket for the server connection.
-     * @type resource
-     */
-    protected $smtp_conn;
-
-    /**
-     * Error message, if any, for the last call.
-     * @type string
-     */
-    protected $error = '';
-
-    /**
-     * The reply the server sent to us for HELO.
-     * @type string
-     */
-    protected $helo_rply = '';
-
-    /**
-     * The most recent reply received from the server.
-     * @type string
-     */
-    protected $last_reply = '';
-
-    /**
-     * Constructor.
-     * @access public
-     */
-    public function __construct()
-    {
-        $this->smtp_conn = 0;
-        $this->error = null;
-        $this->helo_rply = null;
-
-        $this->do_debug = 0;
-    }
-
-    /**
-     * Output debugging info via a user-selected method.
-     * @param string $str Debug string to output
-     * @return void
-     */
-    protected function edebug($str)
-    {
-        switch ($this->Debugoutput) {
-            case 'error_log':
-                //Don't output, just log
-                error_log($str);
-                break;
-            case 'html':
-                //Cleans up output a bit for a better looking, HTML-safe output
-                echo htmlentities(
-                    preg_replace('/[\r\n]+/', '', $str),
-                    ENT_QUOTES,
-                    'UTF-8'
-                )
-                . "<br>\n";
-                break;
-            case 'echo':
-            default:
-                //Just echoes whatever was received
-                echo $str;
-        }
-    }
-
-    /**
-     * Connect to an SMTP server.
-     * @param string $host    SMTP server IP or host name
-     * @param int $port    The port number to connect to
-     * @param int $timeout How long to wait for the connection to open
-     * @param array $options An array of options for stream_context_create()
-     * @access public
-     * @return bool
-     */
-    public function connect($host, $port = null, $timeout = 30, $options = array())
-    {
-        // Clear errors to avoid confusion
-        $this->error = null;
-
-        // Make sure we are __not__ connected
-        if ($this->connected()) {
-            // Already connected, generate error
-            $this->error = array('error' => 'Already connected to a server');
-            return false;
-        }
-
-        if (empty($port)) {
-            $port = self::DEFAULT_SMTP_PORT;
-        }
-
-        // Connect to the SMTP server
-        $errno = 0;
-        $errstr = '';
-        $socket_context = stream_context_create($options);
-        //Suppress errors; connection failures are handled at a higher level
-        $this->smtp_conn = @stream_socket_client(
-            $host . ":" . $port,
-            $errno,
-            $errstr,
-            $timeout,
-            STREAM_CLIENT_CONNECT,
-            $socket_context
-        );
-
-        // Verify we connected properly
-        if (empty($this->smtp_conn)) {
-            $this->error = array(
-                'error' => 'Failed to connect to server',
-                'errno' => $errno,
-                'errstr' => $errstr
-            );
-            if ($this->do_debug >= 1) {
-                $this->edebug(
-                    'SMTP -> ERROR: ' . $this->error['error']
-                    . ": $errstr ($errno)"
-                );
-            }
-            return false;
-        }
-
-        // SMTP server can take longer to respond, give longer timeout for first read
-        // Windows does not have support for this timeout function
-        if (substr(PHP_OS, 0, 3) != 'WIN') {
-            $max = ini_get('max_execution_time');
-            if ($max != 0 && $timeout > $max) { // Don't bother if unlimited
-                @set_time_limit($timeout);
-            }
-            stream_set_timeout($this->smtp_conn, $timeout, 0);
-        }
-
-        // Get any announcement
-        $announce = $this->get_lines();
-
-        if ($this->do_debug >= 2) {
-            $this->edebug('SMTP -> FROM SERVER:' . $announce);
-        }
-
-        return true;
-    }
-
-    /**
-     * Initiate a TLS (encrypted) session.
-     * @access public
-     * @return bool
-     */
-    public function startTLS()
-    {
-        if (!$this->sendCommand("STARTTLS", "STARTTLS", 220)) {
-            return false;
-        }
-        // Begin encrypted connection
-        if (!stream_socket_enable_crypto(
-            $this->smtp_conn,
-            true,
-            STREAM_CRYPTO_METHOD_TLS_CLIENT
-        )
-        ) {
-            return false;
-        }
-        return true;
-    }
-
-    /**
-     * Perform SMTP authentication.
-     * Must be run after hello().
-     * @see hello()
-     * @param string $username    The user name
-     * @param string $password    The password
-     * @param string $authtype    The auth type (PLAIN, LOGIN, NTLM, CRAM-MD5)
-     * @param string $realm       The auth realm for NTLM
-     * @param string $workstation The auth workstation for NTLM
-     * @access public
-     * @return bool True if successfully authenticated.
-     */
-    public function authenticate(
-        $username,
-        $password,
-        $authtype = 'LOGIN',
-        $realm = '',
-        $workstation = ''
-    ) {
-        if (empty($authtype)) {
-            $authtype = 'LOGIN';
-        }
-
-        switch ($authtype) {
-            case 'PLAIN':
-                // Start authentication
-                if (!$this->sendCommand('AUTH', 'AUTH PLAIN', 334)) {
-                    return false;
-                }
-                // Send encoded username and password
-                if (!$this->sendCommand(
-                    'User & Password',
-                    base64_encode("\0" . $username . "\0" . $password),
-                    235
-                )
-                ) {
-                    return false;
-                }
-                break;
-            case 'LOGIN':
-                // Start authentication
-                if (!$this->sendCommand('AUTH', 'AUTH LOGIN', 334)) {
-                    return false;
-                }
-                if (!$this->sendCommand("Username", base64_encode($username), 334)) {
-                    return false;
-                }
-                if (!$this->sendCommand("Password", base64_encode($password), 235)) {
-                    return false;
-                }
-                break;
-            case 'NTLM':
-                /*
-                 * ntlm_sasl_client.php
-                 * Bundled with Permission
-                 *
-                 * How to telnet in windows:
-                 * http://technet.microsoft.com/en-us/library/aa995718%28EXCHG.65%29.aspx
-                 * PROTOCOL Docs http://curl.haxx.se/rfc/ntlm.html#ntlmSmtpAuthentication
-                 */
-                require_once 'extras/ntlm_sasl_client.php';
-                $temp = new stdClass();
-                $ntlm_client = new ntlm_sasl_client_class;
-                //Check that functions are available
-                if (!$ntlm_client->Initialize($temp)) {
-                    $this->error = array('error' => $temp->error);
-                    if ($this->do_debug >= 1) {
-                        $this->edebug(
-                            'You need to enable some modules in your php.ini file: '
-                            . $this->error['error']
-                        );
-                    }
-                    return false;
-                }
-                //msg1
-                $msg1 = $ntlm_client->TypeMsg1($realm, $workstation); //msg1
-
-                if (!$this->sendCommand(
-                    'AUTH NTLM',
-                    'AUTH NTLM ' . base64_encode($msg1),
-                    334
-                )
-                ) {
-                    return false;
-                }
-
-                //Though 0 based, there is a white space after the 3 digit number
-                //msg2
-                $challenge = substr($this->last_reply, 3);
-                $challenge = base64_decode($challenge);
-                $ntlm_res = $ntlm_client->NTLMResponse(
-                    substr($challenge, 24, 8),
-                    $password
-                );
-                //msg3
-                $msg3 = $ntlm_client->TypeMsg3(
-                    $ntlm_res,
-                    $username,
-                    $realm,
-                    $workstation
-                );
-                // send encoded username
-                return $this->sendCommand('Username', base64_encode($msg3), 235);
-                break;
-            case 'CRAM-MD5':
-                // Start authentication
-                if (!$this->sendCommand('AUTH CRAM-MD5', 'AUTH CRAM-MD5', 334)) {
-                    return false;
-                }
-                // Get the challenge
-                $challenge = base64_decode(substr($this->last_reply, 4));
-
-                // Build the response
-                $response = $username . ' ' . $this->hmac($challenge, $password);
-
-                // send encoded credentials
-                return $this->sendCommand('Username', base64_encode($response), 235);
-                break;
-        }
-        return true;
-    }
-
-    /**
-     * Calculate an MD5 HMAC hash.
-     * Works like hash_hmac('md5', $data, $key)
-     * in case that function is not available
-     * @param string $data The data to hash
-     * @param string $key  The key to hash with
-     * @access protected
-     * @return string
-     */
-    protected function hmac($data, $key)
-    {
-        if (function_exists('hash_hmac')) {
-            return hash_hmac('md5', $data, $key);
-        }
-
-        // The following borrowed from
-        // http://php.net/manual/en/function.mhash.php#27225
-
-        // RFC 2104 HMAC implementation for php.
-        // Creates an md5 HMAC.
-        // Eliminates the need to install mhash to compute a HMAC
-        // Hacked by Lance Rushing
-
-        $b = 64; // byte length for md5
-        if (strlen($key) > $b) {
-            $key = pack('H*', md5($key));
-        }
-        $key = str_pad($key, $b, chr(0x00));
-        $ipad = str_pad('', $b, chr(0x36));
-        $opad = str_pad('', $b, chr(0x5c));
-        $k_ipad = $key ^ $ipad;
-        $k_opad = $key ^ $opad;
-
-        return md5($k_opad . pack('H*', md5($k_ipad . $data)));
-    }
-
-    /**
-     * Check connection state.
-     * @access public
-     * @return bool True if connected.
-     */
-    public function connected()
-    {
-        if (!empty($this->smtp_conn)) {
-            $sock_status = stream_get_meta_data($this->smtp_conn);
-            if ($sock_status['eof']) {
-                // the socket is valid but we are not connected
-                if ($this->do_debug >= 1) {
-                    $this->edebug(
-                        'SMTP -> NOTICE: EOF caught while checking if connected'
-                    );
-                }
-                $this->close();
-                return false;
-            }
-            return true; // everything looks good
-        }
-        return false;
-    }
-
-    /**
-     * Close the socket and clean up the state of the class.
-     * Don't use this function without first trying to use QUIT.
-     * @see quit()
-     * @access public
-     * @return void
-     */
-    public function close()
-    {
-        $this->error = null; // so there is no confusion
-        $this->helo_rply = null;
-        if (!empty($this->smtp_conn)) {
-            // close the connection and cleanup
-            fclose($this->smtp_conn);
-            $this->smtp_conn = 0;
-        }
-    }
-
-    /**
-     * Send an SMTP DATA command.
-     * Issues a data command and sends the msg_data to the server,
-     * finializing the mail transaction. $msg_data is the message
-     * that is to be send with the headers. Each header needs to be
-     * on a single line followed by a <CRLF> with the message headers
-     * and the message body being separated by and additional <CRLF>.
-     * Implements rfc 821: DATA <CRLF>
-     * @param string $msg_data Message data to send
-     * @access public
-     * @return bool
-     */
-    public function data($msg_data)
-    {
-        if (!$this->sendCommand('DATA', 'DATA', 354)) {
-            return false;
-        }
-
-        /* The server is ready to accept data!
-         * according to rfc821 we should not send more than 1000
-         * including the CRLF
-         * characters on a single line so we will break the data up
-         * into lines by \r and/or \n then if needed we will break
-         * each of those into smaller lines to fit within the limit.
-         * in addition we will be looking for lines that start with
-         * a period '.' and append and additional period '.' to that
-         * line. NOTE: this does not count towards limit.
-         */
-
-        // Normalize the line breaks before exploding
-        $msg_data = str_replace("\r\n", "\n", $msg_data);
-        $msg_data = str_replace("\r", "\n", $msg_data);
-        $lines = explode("\n", $msg_data);
-
-        /* We need to find a good way to determine if headers are
-         * in the msg_data or if it is a straight msg body
-         * currently I am assuming rfc822 definitions of msg headers
-         * and if the first field of the first line (':' separated)
-         * does not contain a space then it _should_ be a header
-         * and we can process all lines before a blank "" line as
-         * headers.
-         */
-
-        $field = substr($lines[0], 0, strpos($lines[0], ':'));
-        $in_headers = false;
-        if (!empty($field) && !strstr($field, ' ')) {
-            $in_headers = true;
-        }
-
-        //RFC 2822 section 2.1.1 limit
-        $max_line_length = 998;
-
-        foreach ($lines as $line) {
-            $lines_out = null;
-            if ($line == '' && $in_headers) {
-                $in_headers = false;
-            }
-            // ok we need to break this line up into several smaller lines
-            while (strlen($line) > $max_line_length) {
-                $pos = strrpos(substr($line, 0, $max_line_length), ' ');
-
-                // Patch to fix DOS attack
-                if (!$pos) {
-                    $pos = $max_line_length - 1;
-                    $lines_out[] = substr($line, 0, $pos);
-                    $line = substr($line, $pos);
-                } else {
-                    $lines_out[] = substr($line, 0, $pos);
-                    $line = substr($line, $pos + 1);
-                }
-
-                /* If processing headers add a LWSP-char to the front of new line
-                 * rfc822 on long msg headers
-                 */
-                if ($in_headers) {
-                    $line = "\t" . $line;
-                }
-            }
-            $lines_out[] = $line;
-
-            // send the lines to the server
-            while (list(, $line_out) = @each($lines_out)) {
-                if (strlen($line_out) > 0) {
-                    if (substr($line_out, 0, 1) == '.') {
-                        $line_out = '.' . $line_out;
-                    }
-                }
-                $this->client_send($line_out . self::CRLF);
-            }
-        }
-
-        // Message data has been sent, complete the command
-        return $this->sendCommand('DATA END', '.', 250);
-    }
-
-    /**
-     * Send an SMTP HELO or EHLO command.
-     * Used to identify the sending server to the receiving server.
-     * This makes sure that client and server are in a known state.
-     * Implements from RFC 821: HELO <SP> <domain> <CRLF>
-     * and RFC 2821 EHLO.
-     * @param string $host The host name or IP to connect to
-     * @access public
-     * @return bool
-     */
-    public function hello($host = '')
-    {
-        // Try extended hello first (RFC 2821)
-        if (!$this->sendHello('EHLO', $host)) {
-            if (!$this->sendHello('HELO', $host)) {
-                return false;
-            }
-        }
-
-        return true;
-    }
-
-    /**
-     * Send an SMTP HELO or EHLO command.
-     * Low-level implementation used by hello()
-     * @see hello()
-     * @param string $hello The HELO string
-     * @param string $host  The hostname to say we are
-     * @access protected
-     * @return bool
-     */
-    protected function sendHello($hello, $host)
-    {
-        $noerror = $this->sendCommand($hello, $hello . ' ' . $host, 250);
-        $this->helo_rply = $this->last_reply;
-        return $noerror;
-    }
-
-    /**
-     * Send an SMTP MAIL command.
-     * Starts a mail transaction from the email address specified in
-     * $from. Returns true if successful or false otherwise. If True
-     * the mail transaction is started and then one or more recipient
-     * commands may be called followed by a data command.
-     * Implements rfc 821: MAIL <SP> FROM:<reverse-path> <CRLF>
-     * @param string $from Source address of this message
-     * @access public
-     * @return bool
-     */
-    public function mail($from)
-    {
-        $useVerp = ($this->do_verp ? ' XVERP' : '');
-        return $this->sendCommand(
-            'MAIL FROM',
-            'MAIL FROM:<' . $from . '>' . $useVerp,
-            250
-        );
-    }
-
-    /**
-     * Send an SMTP QUIT command.
-     * Closes the socket if there is no error or the $close_on_error argument is true.
-     * Implements from rfc 821: QUIT <CRLF>
-     * @param bool $close_on_error Should the connection close if an error occurs?
-     * @access public
-     * @return bool
-     */
-    public function quit($close_on_error = true)
-    {
-        $noerror = $this->sendCommand('QUIT', 'QUIT', 221);
-        $e = $this->error; //Save any error
-        if ($noerror or $close_on_error) {
-            $this->close();
-            $this->error = $e; //Restore any error from the quit command
-        }
-        return $noerror;
-    }
-
-    /**
-     * Send an SMTP RCPT command.
-     * Sets the TO argument to $to.
-     * Returns true if the recipient was accepted false if it was rejected.
-     * Implements from rfc 821: RCPT <SP> TO:<forward-path> <CRLF>
-     * @param string $to The address the message is being sent to
-     * @access public
-     * @return bool
-     */
-    public function recipient($to)
-    {
-        return $this->sendCommand(
-            'RCPT TO ',
-            'RCPT TO:<' . $to . '>',
-            array(250, 251)
-        );
-    }
-
-    /**
-     * Send an SMTP RSET command.
-     * Abort any transaction that is currently in progress.
-     * Implements rfc 821: RSET <CRLF>
-     * @access public
-     * @return bool True on success.
-     */
-    public function reset()
-    {
-        return $this->sendCommand('RSET', 'RSET', 250);
-    }
-
-    /**
-     * Send a command to an SMTP server and check its return code.
-     * @param string $command       The command name - not sent to the server
-     * @param string $commandstring The actual command to send
-     * @param int|array $expect     One or more expected integer success codes
-     * @access protected
-     * @return bool True on success.
-     */
-    protected function sendCommand($command, $commandstring, $expect)
-    {
-        if (!$this->connected()) {
-            $this->error = array(
-                "error" => "Called $command without being connected"
-            );
-            return false;
-        }
-        $this->client_send($commandstring . self::CRLF);
-
-        $reply = $this->get_lines();
-        $code = substr($reply, 0, 3);
-
-        if ($this->do_debug >= 2) {
-            $this->edebug('SMTP -> FROM SERVER:' . $reply);
-        }
-
-        if (!in_array($code, (array)$expect)) {
-            $this->last_reply = null;
-            $this->error = array(
-                "error" => "$command command failed",
-                "smtp_code" => $code,
-                "detail" => substr($reply, 4)
-            );
-            if ($this->do_debug >= 1) {
-                $this->edebug(
-                    'SMTP -> ERROR: ' . $this->error['error'] . ': ' . $reply
-                );
-            }
-            return false;
-        }
-
-        $this->last_reply = $reply;
-        $this->error = null;
-        return true;
-    }
-
-    /**
-     * Send an SMTP SAML command.
-     * Starts a mail transaction from the email address specified in $from.
-     * Returns true if successful or false otherwise. If True
-     * the mail transaction is started and then one or more recipient
-     * commands may be called followed by a data command. This command
-     * will send the message to the users terminal if they are logged
-     * in and send them an email.
-     * Implements rfc 821: SAML <SP> FROM:<reverse-path> <CRLF>
-     * @param string $from The address the message is from
-     * @access public
-     * @return bool
-     */
-    public function sendAndMail($from)
-    {
-        return $this->sendCommand("SAML", "SAML FROM:$from", 250);
-    }
-
-    /**
-     * Send an SMTP VRFY command.
-     * @param string $name The name to verify
-     * @access public
-     * @return bool
-     */
-    public function verify($name)
-    {
-        return $this->sendCommand("VRFY", "VRFY $name", array(250, 251));
-    }
-
-    /**
-     * Send an SMTP NOOP command.
-     * Used to keep keep-alives alive, doesn't actually do anything
-     * @access public
-     * @return bool
-     */
-    public function noop()
-    {
-        return $this->sendCommand("NOOP", "NOOP", 250);
-    }
-
-    /**
-     * Send an SMTP TURN command.
-     * This is an optional command for SMTP that this class does not support.
-     * This method is here to make the RFC821 Definition
-     * complete for this class and __may__ be implemented in future
-     * Implements from rfc 821: TURN <CRLF>
-     * @access public
-     * @return bool
-     */
-    public function turn()
-    {
-        $this->error = array(
-            'error' => 'The SMTP TURN command is not implemented'
-        );
-        if ($this->do_debug >= 1) {
-            $this->edebug('SMTP -> NOTICE: ' . $this->error['error']);
-        }
-        return false;
-    }
-
-    /**
-     * Send raw data to the server.
-     * @param string $data The data to send
-     * @access public
-     * @return int|bool The number of bytes sent to the server or FALSE on error
-     */
-    public function client_send($data)
-    {
-        if ($this->do_debug >= 1) {
-            $this->edebug("CLIENT -> SMTP: $data");
-        }
-        return fwrite($this->smtp_conn, $data);
-    }
-
-    /**
-     * Get the latest error.
-     * @access public
-     * @return array
-     */
-    public function getError()
-    {
-        return $this->error;
-    }
-
-    /**
-     * Get the last reply from the server.
-     * @access public
-     * @return string
-     */
-    public function getLastReply()
-    {
-        return $this->last_reply;
-    }
-
-    /**
-     * Read the SMTP server's response.
-     * Either before eof or socket timeout occurs on the operation.
-     * With SMTP we can tell if we have more lines to read if the
-     * 4th character is '-' symbol. If it is a space then we don't
-     * need to read anything else.
-     * @access protected
-     * @return string
-     */
-    protected function get_lines()
-    {
-        $data = '';
-        $endtime = 0;
-        // If the connection is bad, give up now
-        if (!is_resource($this->smtp_conn)) {
-            return $data;
-        }
-        stream_set_timeout($this->smtp_conn, $this->Timeout);
-        if ($this->Timelimit > 0) {
-            $endtime = time() + $this->Timelimit;
-        }
-        while (is_resource($this->smtp_conn) && !feof($this->smtp_conn)) {
-            $str = @fgets($this->smtp_conn, 515);
-            if ($this->do_debug >= 4) {
-                $this->edebug("SMTP -> get_lines(): \$data was \"$data\"");
-                $this->edebug("SMTP -> get_lines(): \$str is \"$str\"");
-            }
-            $data .= $str;
-            if ($this->do_debug >= 4) {
-                $this->edebug("SMTP -> get_lines(): \$data is \"$data\"");
-            }
-            // if 4th character is a space, we are done reading, break the loop
-            if (substr($str, 3, 1) == ' ') {
-                break;
-            }
-            // Timed-out? Log and break
-            $info = stream_get_meta_data($this->smtp_conn);
-            if ($info['timed_out']) {
-                if ($this->do_debug >= 4) {
-                    $this->edebug(
-                        'SMTP -> get_lines(): timed-out (' . $this->Timeout . ' sec)'
-                    );
-                }
-                break;
-            }
-            // Now check if reads took too long
-            if ($endtime) {
-                if (time() > $endtime) {
-                    if ($this->do_debug >= 4) {
-                        $this->edebug(
-                            'SMTP -> get_lines(): timelimit reached ('
-                            . $this->Timelimit . ' sec)'
-                        );
-                    }
-                    break;
-                }
-            }
-        }
-        return $data;
-    }
-
-    /**
-     * Enable or disable VERP address generation.
-     * @param bool $enabled
-     */
-    public function setVerp($enabled = false)
-    {
-        $this->do_verp = $enabled;
-    }
-
-    /**
-     * Get VERP address generation mode.
-     * @return bool
-     */
-    public function getVerp()
-    {
-        return $this->do_verp;
-    }
-
-    /**
-     * Set debug output method.
-     * @param string $method The function/method to use for debugging output.
-     */
-    public function setDebugOutput($method = 'echo')
-    {
-        $this->Debugoutput = $method;
-    }
-
-    /**
-     * Get debug output method.
-     * @return string
-     */
-    public function getDebugOutput()
-    {
-        return $this->Debugoutput;
-    }
-
-    /**
-     * Set debug output level.
-     * @param int $level
-     */
-    public function setDebugLevel($level = 0)
-    {
-        $this->do_debug = $level;
-    }
-
-    /**
-     * Get debug output level.
-     * @return int
-     */
-    public function getDebugLevel()
-    {
-        return $this->do_debug;
-    }
-
-    /**
-     * Set SMTP timeout.
-     * @param int $timeout
-     */
-    public function setTimeout($timeout = 0)
-    {
-        $this->Timeout = $timeout;
-    }
-
-    /**
-     * Get SMTP timeout.
-     * @return int
-     */
-    public function getTimeout()
-    {
-        return $this->Timeout;
-    }
-}