Location: PHPKode > scripts > SMTPs > smtps/smtps.php
<?php
  /**
   * Class SMTPs
   *
   * Version 1.15 2007/07/05
   *
   * Class to construct and send SMTP compliant email, even to a secure
   * SMTP server, regardless of platform.
   *
   * Goals:
   *  - mime compliant
   *  - multiple Reciptiants
   *    - TO
   *    - CC
   *    - BCC
   *  - multi-part message
   *    - plain text
   *    - HTML
   *    - inline attachments
   *    - attachments
   *  - GPG access
   *
   * This Class is based off of 'SMTP PHP MAIL'
   *    by Dirk Paehl, http://www.paehl.de
   * Majority of code written by Walter Torres modified by Randy Martinsen
   *
   * @package SMTPs
   *
   * @tutorial /path/to/tutorial.php Complete Class tutorial
   * @example url://path/to/example.php description
   *
   * @reference http://db.ilug-bom.org.in/lug-authors/philip/docs/mail-stuff/smtp-intro.html
   * @reference http://www.gordano.com/kb.htm?q=344
   * @reference http://www.gordano.com/kb.htm?q=803
   *
   **/

// =============================================================
// ** Class Constants

   /**
    * Version number of Class
    * @const SMTPs_VER
    *
    */
    define('SMTPs_VER', '1.15', false);

   /**
    * SMTPs Success value
    * @const SMTPs_SUCCEED
    *
    */
    define('SMTPs_SUCCEED', true, false);

   /**
    * SMTPs Fail value
    * @const SMTPs_FAIL
    *
    */
    define('SMTPs_FAIL', false, false);


// =============================================================
// ** Error codes and messages

   /**
    * Improper parameters
    * @const SMTPs_INVALID_PARAMETERS
    *
    */
    define('SMTPs_INVALID_PARAMETERS', 50, false);


// =============================================================
// =============================================================
// ** Class

  /**
   * Class SMTPs
   *
   * Class to construct and send SMTP compliant email, even
   * to a secure SMTP server, regardless of platform.
   *
   * @package SMTPs
   *
   **/
class SMTPs
{
// =============================================================
// ** Class Properties

   /**
    * Property private string $_smtpsHost
    *
    * @property private string Host Name or IP of SMTP Server to use
    * @name $_smtpsHost
    *
    * Host Name or IP of SMTP Server to use. Default value of 'localhost'
    * This can be defined via a INI file or via a setter method
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsHost = 'localhost';

   /**
    * Property private int $_smtpsPort
    *
    * @property private int SMTP Server Port definition. 25 is default value
    * @name var_name
    *
    * SMTP Server Port definition. 25 is default value
    * This can be defined via a INI file or via a setter method
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsPort = '25';

   /**
    * Property private string $_smtpsID
    *
    * @property private string Secure SMTP Server access ID
    * @name $_smtpsID
    *
    * Secure SMTP Server access ID
    * This can be defined via a INI file or via a setter method
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsID = null;

   /**
    * Property private string var $_smtpsPW
    *
    * @property private string Secure SMTP Server access Password
    * @name var $_smtpsPW
    *
    * Secure SMTP Server access Password
    * This can be defined via a INI file or via a setter method
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsPW = null;

   /**
    * Property private string var $_msgFrom
    *
    * @property private string Who sent the Message
    * @name var $_msgFrom
    *
    * Who sent the Message
    * This can be defined via a INI file or via a setter method
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgFrom = null;

   /**
    * Property private string var $_msgReplyTo
    *
    * @property private string Where are replies and errors to be sent to
    * @name var $_msgReplyTo
    *
    * Where are replies and errors to be sent to
    * This can be defined via a INI file or via a setter method
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgReplyTo = null;

   /**
    * Property private array var $_msgRecipients
    *
    * @property private array Who will the Message be sent to; TO, CC, BCC
    * @name var $_msgRecipients
    *
    * Who will the Message be sent to; TO, CC, BCC
    * Multi-diminsional array containg addresses the message will
    * be sent TO, CC or BCC
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgRecipients = null;

   /**
    * Property private string var $_msgSubject
    *
    * @property private string Message Subject
    * @name var $_msgSubject
    *
    * Message Subject
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgSubject = null;

   /**
    * Property private string var $_msgContent
    *
    * @property private string Message Content
    * @name var $_msgContent
    *
    * Message Content
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgContent = null;

   /**
    * Property private string var $_msgXheader
    *
    * @property private array Custom X-Headers
    * @name var $_msgXheader
    *
    * Custom X-Headers
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgXheader = null;

   /**
    * Property private string var $_smtpsCharSet
    *
    * @property private string Character set
    * @name var $_smtpsCharSet
    *
    * Character set
    * Defaulted to 'iso-8859-1'
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsCharSet = 'iso-8859-1';

   /**
    * Property private int var $_msgSensitivity
    *
    * @property private string Message Sensitivity
    * @name var $_msgSensitivity
    *
    * Message Sensitivity
    * Defaults to ZERO - None
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgSensitivity = 0;

   /**
    * Property private array var $_arySensitivity
    *
    * @property private array Sensitivity string values
    * @name var $_arySensitivity
    *
    * Message Sensitivity
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_arySensitivity = array ( false,
                                  'Personal',
                                  'Private',
                                  'Company Confidential' );

   /**
    * Property private int var $_msgPriority
    *
    * @property private int Message Priority
    * @name var $_msgPriority
    *
    * Message Sensitivity
    * Defaults to 3 - Normal
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_msgPriority = 3;

   /**
    * Property private array var $_aryPriority
    *
    * @property private array Priority string values
    * @name var $_aryPriority
    *
    * Message Priority
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_aryPriority = array ( 'Bulk',
                                'Highest',
                                'High',
                                'Normal',
                                'Low',
                                'Lowest' );

   /**
    * Property private string var $_smtpsTransEncodeType
    *
    * @property private string Character set
    * @name var $_smtpsTransEncode
    *
    * Content-Transfer-Encoding
    * Defaulted to 0 - 7bit
    *
    * @access private
    * @static
    * @since 1.15
    *
    */
    var $_smtpsTransEncodeType = 0;

   /**
    * Property private string var $_smtpsTransEncodeTypes
    *
    * @property private string Character set
    * @name var $_smtpsTransEncodeTypes
    *
    * Content-Transfer-Encoding
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsTransEncodeTypes = array( '7bit',               // Simple 7-bit ASCII
                                         '8bit',               // 8-bit coding with line termination characters
                                         'base64',             // 3 octets encoded into 4 sextets with offset
                                         'binary',             // Arbitrary binary stream
                                         'mac-binhex40',       // Macintosh binary to hex encoding
                                         'quoted-printable',   // Mostly 7-bit, with 8-bit characters encoded as "=HH"
                                         'uuencode' );         // UUENCODE encoding

   /**
    * Property private string var $_smtpsTransEncode
    *
    * @property private string Character set
    * @name var $_smtpsTransEncode
    *
    * Content-Transfer-Encoding
    * Defaulted to '7bit'
    *
    * @access private
    * @static
    * @since 1.15
    * @deprecated
    *
    */
    var $_smtpsTransEncode = '7bit';

   /**
    * Property private string var $_smtpsBoundary
    *
    * @property private string Boundary String for MIME seperation
    * @name var $_smtpsBoundary
    *
    * Boundary String for MIME seperation
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsBoundary = null;

   /**
    * Property private int var $_transportType
    *
    * @property private int Determines the method inwhich the message are to be sent.
    * @name var $_transportType
    *
    * Determines the method inwhich the message are to be sent.
    * - 'sockets' [0] - conect via network to SMTP server - default
    * - 'pipe     [1] - use UNIX path to EXE
    * - 'phpmail  [2] - use the PHP built-in mail function
    *
    * NOTE: Only 'sockets' is implemented
    *
    * @access private
    * @static
    * @since 1.8
    *
    */
    var $_transportType = 0;

   /**
    * Property private string var $_mailPath
    *
    * @property private string Path to the sendmail execuable
    * @name var $_mailPath
    *
    * If '$_transportType' is set to '1', then this variable is used
    * to define the UNIX file system path to the sendmail execuable
    *
    * @access private
    * @static
    * @since 1.8
    *
    */
    var $_mailPath = '/usr/lib/sendmail';

   /**
    * Property private int var $_smtpTimeout
    *
    * @property private int Sets the SMTP server timeout in seconds.
    * @name var $_smtpTimeout
    *
    * Sets the SMTP server timeout in seconds.
    *
    * @access private
    * @static
    * @since 1.8
    *
    */
    var $_smtpTimeout = 10;

   /**
    * Property private int var $_smtpMD5
    *
    * @property private boolean Determines whether to calculate message MD5 checksum.
    * @name var $_smtpMD5
    *
    * Determines whether to calculate message MD5 checksum.
    *
    * @access private
    * @static
    * @since 1.15
    *
    */
    var $_smtpMD5 = false;

   /**
    * Property private array var $_smtpsErrors
    *
    * @property private array Class error codes and messages
    * @name var $_smtpsErrors
    *
    * Class error codes and messages
    *
    * @access private
    * @static
    * @since 1.0
    *
    */
    var $_smtpsErrors = null;

   /**
    * Property private boolean var $_log_level
    *
    * @property private integer Defines Log Level
    * @name var $_log_level
    *
    * Defines log level
    *  0 - no logging
    *  1 - connectivity logging
    *  2 - message generation logging
    *  3 - detail logging
    *
    * @access private
    * @static
    * @since 1.15
    *
    */
    var $_log_level = 0;

   /**
    * Property private boolean var $_debug
    *
    * @property private boolean Place Class in" debug" mode
    * @name var $_debug
    *
    * Place Class in" debug" mode
    *
    * @access private
    * @static
    * @since 1.8
    *
    */
    var $_debug = false;


// =============================================================
    function setDebug ( $_vDebug = false )
    {
        $this->_debug = $_vDebug;
    }

// ** Class methods

   /**
    * Method public void buildRCPTlist( void )
    *
    * build RECIPIENT List, all addresses who will recieve this message
    *
    * @name buildRCPTlist()
    *
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param void
    * @return void
    *
    * @TODO
    *
    */
    function buildRCPTlist()
    {
        // Pull TO list
        $_aryToList = $this->getTO();
    }

   /**
    * Method private bool _server_connect( void )
    *
    * Attempt a connection to mail server
    *
    * @name _server_connect()
    *
    * @final
    * @access private
    *
    * @since 1.14
    *
    * @param  void
    * @return mixed  $_retVal   Boolean indicating success or failure on connection
    *
    * @TODO
    * Modify method to generate log of Class to Mail Server communication
    *
    */
    function _server_connect()
    {
       /**
        * Default return value
        *
        * @var mixed $_retVal Indicates if Object was created or not
        * @access private
        * @static
        */
        $_retVal = true;

        // We have to make sure the HOST given is valid
        // This is done here because '@fsockopen' will not give me this
        // information if it failes to connect because it can't find the HOST
        if ( (gethostbyname ( $this->getHost() )) == $this->getHost() )
        {
            $this->_setErr ( 99, $this->getHost() . ' is either offline or is an invalid host name.' );
            $_retVal = false;
        }
        else
        {
            //See if we can connect to the SMTP server
            if ( $this->socket = @fsockopen($this->getHost(),       // Host to 'hit', IP or domain
                                            $this->getPort(),       // which Port number to use
                                            $this->errno,           // actual system level error
                                            $this->errstr,          // and any text that goes with the error
                                            $this->_smtpTimeout) )  // timeout for reading/writing data over the socket
            {
                // Fix from PHP SMTP class by 'Chris Ryan'
                // Sometimes the SMTP server takes a little longer to respond
                // so we will give it a longer timeout for the first read
                // Windows still does not have support for this timeout function
                if( function_exists('socket_set_timeout') )
                    socket_set_timeout($this->socket, $this->_smtpTimeout, 0);

                // Check response from Server
                if ( $_retVal = $this->server_parse($this->socket, "220") )
                    $_retVal = $this->socket;
            }
            // This connection attempt failed.
            else
            {
                $this->_setErr ( $this->errno, $this->errstr );
                $_retVal = false;
            }
        }

        return $_retVal;
    }

   /**
    * Method private bool _server_authenticate( void )
    *
    * Attempt mail server authentication for a secure connection
    *
    * @name _server_authenticate()
    *
    * @final
    * @access private
    *
    * @since 1.14
    *
    * @param  void
    * @return mixed  $_retVal   Boolean indicating success or failure of authentication
    *
    * @TODO
    * Modify method to generate log of Class to Mail Server communication
    *
    */
    function _server_authenticate()
    {
        // Send the RFC2554 specified EHLO.
        // This improvment as provided by 'SirSir' to
        // accomodate both SMTP AND ESMTP capable servers
        if ( $_retVal = $this->socket_send_str('EHLO ' . $this->getHost(), '250') )
        {
            // Send Authentication to Server
            // Check for errors along the way
            $this->socket_send_str('AUTH LOGIN', '334');

            // User name will not return any error, server will take anything we give it.
            $this->socket_send_str(base64_encode($this->_smtpsID), '334');

            // The error here just means the ID/password combo doesn't work.
            // There is not a method to determine which is the problem, ID or password
            if ( ! $_retVal = $this->socket_send_str(base64_encode($this->_smtpsPW), '235') )
                $this->_setErr ( 130, 'Invalid Authentication Credentials.' );
        }
        else
        {
            $this->_setErr ( 126, '"' . $this->getHost() . '" does not support secure connections.' );
        }

        return $_retVal;
    }

   /**
    * Method public void sendMsg( void )
    *
    * Now send the message
    *
    * @name sendMsg()
    *
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  boolean $_bolTestMsg  whether to run this method in 'Test' mode.
    * @param  boolean $_bolDebug    whether to log all communication between this Class and the Mail Server.
    * @return mixed   void
    *                 $_strMsg      If this is run in 'Test' mode, the actual message structure will be returned
    *
    * @TODO
    * Modify method to generate log of Class to Mail Server communication
    * Impliment use of new parameters
    *
    */
    function sendMsg ( $_bolTestMsg = false, $_bolDebug = false )
    {
       /**
        * Default return value
        *
        * @var mixed $_retVal Indicates if Object was created or not
        * @access private
        * @static
        */
        $_retVal = false;

        // Connect to Server
        if ( $this->socket = $this->_server_connect() )
        {
            // If a User ID *and* a password is given, assume Authentication is desired
            if( !empty($this->_smtpsID) && !empty($this->_smtpsPW) )
            {
                // Send the RFC2554 specified EHLO.
                $_retVal = $this->_server_authenticate();
            }

            // This is a "normal" SMTP Server "handshack"
            else
            {
                // Send the RFC821 specified HELO.
                $_retVal = $this->socket_send_str('HELO ' . $this->getHost(), '250');
            }

            // Well, did we get to the server?
            if ( $_retVal )
            {
                // From this point onward most server response codes should be 250
                // Specify who the mail is from....
                // This has to be the raw email address, strip the "name" off
                $this->socket_send_str('MAIL FROM: ' . $this->getFrom( 'addr' ), '250');

                // 'RCPT TO:' must be given a single address, so this has to loop
                // through the list of addresses, regardless of TO, CC or BCC
                // and send it out "single file"
                foreach ( $this->get_RCPT_list() as $_address )
                {
                   /*
                    * @TODO
                    * After each 'RCPT TO:' is sent, we need to make sure it was kosher,
                    * if not, the whole message will fail
                    * If any email address fails, we will need to RESET the connection,
                    * mark the last address as "bad" and start the address loop over again.
                    * If any address fails, the entire message fails.
                    */
                    $this->socket_send_str('RCPT TO: <' . $_address . '>', '250');
                }

                // Tell the server we are ready to start sending data
                // with any custom headers...
                // This is the last response code we look for until the end of the message.
                $this->socket_send_str('DATA', '354');

                // Now we are ready for the message...
                // Ok, all the ingredients are mixed in let's cook this puppy...
//echo $this->getBodyContent();
                $this->socket_send_str($this->getHeader() . $this->getBodyContent() . "\r\n" . '.', '250');

                // Now tell the server we are done and close the socket...
                fputs($this->socket, 'QUIT');
                fclose($this->socket );
            }
        }

        return $_retVal;
    }

// =============================================================
// ** Setter & Getter methods

// ** Basic System configuration

   /**
    * Method public void setConfig( mixed )
    *
    * setConfig() is used to populate select class properties from either
    * a user defined INI file or the systems 'php.ini' file
    *
    * If a user defined INI is to be used, the files complete path is passed
    * as the method single parameter. The INI can define any class and/or
    * user properties. Only properties defined within this file will be setter
    * and/or orverwritten
    *
    * If the systems 'php.ini' file is to be used, the method is called without
    * parameters. In this case, only HOST, PORT and FROM properties will be set
    * as they are the only properties that are defined within the 'php.ini'.
    *
    * If secure SMTP is to be used, the user ID and Password can be defined with
    * the user INI file, but the properties are not defined with the systems
    * 'php.ini'file, they must be defined via their setter methods
    *
    * This method can be called twice, if desired. Once without a parameter to
    * load the properties as defined within the systems 'php.ini' file, and a
    * second time, with a path to a user INI file for other properties to be
    * defined.
    *
    * @name setConfig()
    *
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param mixed $_strConfigPath path to config file or VOID
    * @return void
    *
    */
    function setConfig ( $_strConfigPath = null )
    {
       /**
        * Default return value
        *
        * Returns constructed SELECT Object string or boolean upon failure
        * Default value is set at TRUE
        *
        * @var mixed $_retVal Indicates if Object was created or not
        * @access private
        * @static
        */
        $_retVal = true;

        // if we have a path...
        if ( ! empty ($_strConfigPath) )
        {
           /*
            * @TODO The error supression around the INCLUDE has to be replaced with
            *       a 'real' file validation sequence.
            *       If there is anything wrong with the 'code' in the INI file
            *       the app will fail right here without any indication of the issue.
            *
            */
            // If the path is not valid, this will NOT generate an error,
            // it will simply return FALSE.
            if ( ! @include ( $_strConfigPath ) )
            {
                $this->_setErr ( 110, '"' . $_strConfigPath . '" is not a valid path.' );
                $_retVal = false;
            }
        }

        // Read the Systems php.ini file
        else
        {
            // Set these properties ONLY if they are set in the php.ini file.
            // Otherwise the default values will be used.
            if ( $_host = ini_get ('SMTPs') )
                $this->setHost ( $_host );

            if ( $_port = ini_get ('smtp_port') )
                $this->setPort ( $_port );

            if ( $_from = ini_get ('sendmail_from') )
                $this->setFrom ( $_from );
        }

        // Send back what we have
        return $_retVal;
    }

   /**
    * Method public void setTransportType( int )
    *
    * Determines the method inwhich the messages are to be sent.
    * - 'sockets' [0] - conect via network to SMTP server
    * - 'pipe     [1] - use UNIX path to EXE
    * - 'phpmail  [2] - use the PHP built-in mail function
    *
    * NOTE: Not yet implemented
    *
    * @name setTransportType()
    *
    * @uses Class property $_transportType
    * @final
    * @access public
    *
    * @since 1.8
    *
    * @param int $_type  Interger value representing Mail Transport Type
    * @return void
    *
    * @TODO
    * This feature is not yet implemented
    *
    */
    function setTransportType ( $_type = 0 )
    {
        if ( ( is_numeric ($_type) ) &&
           ( ( $_type >= 0 ) && ( $_type <= 3 ) ) )
            $this->_transportType = $_type;
    }

   /**
    * Method public int getTransportType( void )
    *
    * Return the method inwhich the message is to be sent.
    * - 'sockets' [0] - conect via network to SMTP server
    * - 'pipe     [1] - use UNIX path to EXE
    * - 'phpmail  [2] - use the PHP built-in mail function
    *
    * NOTE: Not yet implemented
    *
    * @name getTransportType()
    *
    * @uses Class property $_transportType
    * @final
    * @access public
    *
    * @since 1.8
    *
    * @param void
    * @return int $_strHost Host Name or IP of the Mail Server to use
    *
    */
    function getTransportType ()
    {
        return $this->_transportType;
    }

   /**
    * Method public void setMailPath( string )
    *
    * Path to the sendmail execuable
    *
    * NOTE: Not yet implemented
    *
    * @name setMailPath()
    *
    * @uses Class property $_mailPath
    * @final
    * @access public
    *
    * @since 1.8
    *
    * @param string $_path Path to the sendmail execuable
    * @return void
    *
    */
    function setMailPath ( $_path )
    {
        // This feature is not yet implemented
        return true;

        if ( $_path )
            $this->_mailPath = $_path;
    }

   /**
    * Method public void setHost( string )
    *
    * Defines the Host Name or IP of the Mail Server to use.
    * This is defaulted to 'localhost'
    *
    * This is  used only with 'socket' based mail transmission
    *
    * @name setHost()
    *
    * @uses Class property $_smtpsHost
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_strHost Host Name or IP of the Mail Server to use
    * @return void
    *
    */
    function setHost ( $_strHost )
    {
        if ( $_strHost )
            $this->_smtpsHost = $_strHost;
    }

   /**
    * Method public string getHost( void )
    *
    * Retrieves the Host Name or IP of the Mail Server to use
    *
    * This is  used only with 'socket' based mail transmission
    *
    * @name getHost()
    *
    * @uses Class property $_smtpsHost
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_strHost Host Name or IP of the Mail Server to use
    *
    */
    function getHost ()
    {
        return $this->_smtpsHost;
    }

   /**
    * Method public void setPort( int )
    *
    * Defines the Port Number of the Mail Server to use
    * This is defaulted to '25'
    *
    * This is  used only with 'socket' based mail transmission
    *
    * @name setPort()
    *
    * @uses Class property $_smtpsPort
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param int $_smtpsPort Port Number of the Mail Server to use
    * @return void
    *
    */
    function setPort ( $_intPort )
    {
        if ( ( is_numeric ($_intPort) ) &&
           ( ( $_intPort >= 1 ) && ( $_intPort <= 65536 ) ) )
            $this->_smtpsPort = $_intPort;
    }

   /**
    * Method public string getPort( void )
    *
    * Retrieves the Port Number of the Mail Server to use
    *
    * This is  used only with 'socket' based mail transmission
    *
    * @name getPort()
    *
    * @uses Class property $_smtpsPort
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_smtpsPort Port Number of the Mail Server to use
    *
    */
    function getPort ()
    {
        return $this->_smtpsPort;
    }

   /**
    * Method public void setID( string )
    *
    * User Name for authentication on Mail Server
    *
    * @name setID()
    *
    * @uses Class property $_smtpsID
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_strID User Name for authentication on Mail Server
    * @return void
    *
    */
    function setID ( $_strID )
    {
        $this->_smtpsID = $_strID;
    }

   /**
    * Method public string getID( void )
    *
    * Retrieves the User Name for authentication on Mail Server
    *
    * @name getID()
    *
    * @uses Class property $_smtpsPort
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string _smtpsID User Name for authentication on Mail Server
    *
    */
    function getID ()
    {
        return $this->_smtpsID;
    }

   /**
    * Method public void setPW( string )
    *
    * User Password for authentication on Mail Server
    *
    * @name setPW()
    *
    * @uses Class property $_smtpsPW
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_strPW User Password for authentication on Mail Server
    * @return void
    *
    */
    function setPW ( $_strPW )
    {
        $this->_smtpsPW = $_strPW;
    }

   /**
    * Method public string getPW( void )
    *
    * Retrieves the User Password for authentication on Mail Server
    *
    * @name getPW()
    *
    * @uses Class property $_smtpsPW
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_smtpsPW User Password for authentication on Mail Server
    *
    */
    function getPW ()
    {
        return $this->_smtpsPW;
    }

   /**
    * Method public void setCharSet( string )
    *
    * Character set used for current message
    * Character set is defaulted to 'iso-8859-1';
    *
    * @name setCharSet()
    *
    * @uses Class property $_smtpsCharSet
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_strCharSet Character set used for current message
    * @return void
    *
    */
    function setCharSet ( $_strCharSet )
    {
        if ( $_strCharSet )
            $this->_smtpsCharSet = $_strCharSet;
    }

   /**
    * Method public string getCharSet( void )
    *
    * Retrieves the Character set used for current message
    *
    * @name getCharSet()
    *
    * @uses Class property $_smtpsCharSet
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_smtpsCharSet Character set used for current message
    *
    */
    function getCharSet ()
    {
        return $this->_smtpsCharSet;
    }

   /**
    * Method public void setTransEncode( string )
    *
    * Content-Transfer-Encoding, Defaulted to '7bit'
    * This can be changed for 2byte characers sets
    *
    * Known Encode Types
    *  - 7bit               Simple 7-bit ASCII
    *  - 8bit               8-bit coding with line termination characters
    *  - base64             3 octets encoded into 4 sextets with offset
    *  - binary             Arbitrary binary stream
    *  - mac-binhex40       Macintosh binary to hex encoding
    *  - quoted-printable   Mostly 7-bit, with 8-bit characters encoded as "=HH"
    *  - uuencode           UUENCODE encoding
    *
    * @name setTransEncode()
    *
    * @uses Class property $_smtpsTransEncode
    * @final
    * @access public
    *
    * @since 1.15
    * @deprecated
    *
    * @param string $_strTransEncode Content-Transfer-Encoding
    * @return void
    *
    */
    function setTransEncode ( $_strTransEncode )
    {
        if ( array_search ( $_strTransEncode, $this->_smtpsTransEncodeTypes ) )
            $this->_smtpsTransEncode = $_strTransEncode;
    }

   /**
    * Method public string getTransEncode( void )
    *
    * Retrieves the Content-Transfer-Encoding
    *
    * @name getTransEncode()
    *
    * @uses Class property $_smtpsCharSet
    * @final
    * @access public
    *
    * @since 1.15
    * @deprecated
    *
    * @param  void
    * @return string $_smtpsTransEncode Content-Transfer-Encoding
    *
    */
    function getTransEncode ()
    {
        return $this->_smtpsTransEncode;
    }

   /**
    * Method public void setTransEncodeType( int )
    *
    * Content-Transfer-Encoding, Defaulted to '0' [ZERO]
    * This can be changed for 2byte characers sets
    *
    * Known Encode Types
    *  - [0] 7bit               Simple 7-bit ASCII
    *  - [1] 8bit               8-bit coding with line termination characters
    *  - [2] base64             3 octets encoded into 4 sextets with offset
    *  - [3] binary             Arbitrary binary stream
    *  - [4] mac-binhex40       Macintosh binary to hex encoding
    *  - [5] quoted-printable   Mostly 7-bit, with 8-bit characters encoded as "=HH"
    *  - [6] uuencode           UUENCODE encoding
    *
    * @name setTransEncodeType()
    *
    * @uses Class property $_smtpsTransEncodeType
    * @uses Class property $_smtpsTransEncodeTypes
    * @final
    * @access public
    *
    * @since 1.15
    *
    * @param string $_strTransEncodeType Content-Transfer-Encoding
    * @return void
    *
    */
    function setTransEncodeType ( $_strTransEncodeType )
    {
        if ( array_search ( $_strTransEncodeType, $this->_smtpsTransEncodeTypes ) )
            $this->_smtpsTransEncodeType = $_strTransEncodeType;
    }

   /**
    * Method public string getTransEncodeType( void )
    *
    * Retrieves the Content-Transfer-Encoding
    *
    * @name getTransEncodeType()
    *
    * @uses Class property $_smtpsTransEncodeType
    * @uses Class property $_smtpsTransEncodeTypes
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_smtpsTransEncode Content-Transfer-Encoding
    *
    */
    function getTransEncodeType ()
    {
        return $this->_smtpsTransEncodeTypes[$this->_smtpsTransEncodeType];
    }


// ** Message Construction

   /**
    * Method public void setFrom( string )
    *
    * FROM Address from which mail will be sent
    *
    * @name setFrom()
    *
    * @uses Class property $_msgFrom
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_msgFrom Address from which mail will be sent
    * @return void
    *
    */
    function setFrom ( $_strFrom )
    {
        if ( $_strFrom )
            $this->_msgFrom = $this->_strip_email ( $_strFrom );
    }

   /**
    * Method public string getFrom( void )
    *
    * Retrieves the Address from which mail will be sent
    *
    * @name getFrom()
    *
    * @uses Class property $_msgFrom
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  boolean $_strip To "strip" 'Real name' from address
    * @return string $_msgFrom Address from which mail will be sent
    *
    */
    function getFrom ( $_part = true )
    {
        $_retValue = '';

        if ( $_part === true )
             $_retValue = $this->_msgFrom;
        else
             $_retValue = $this->_msgFrom[$_part];

        return $_retValue;
    }

   /**
    * Method private array _buildAddrList( void )
    *
    * Inserts given addresses into structured format.
    * This method takes a list of given addresses, via an array
    * or a COMMA delimted string, and inserts them into a highly
    * structured array. This array is designed to remove duplicate
    * addresses and to sort them by Domain.
    *
    * @name _buildAddrList()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access private
    *
    * @since 1.0
    *
    * @param string $_type TO, CC, or BCC lists to add addrresses into
    * @param mixed $_addrList Array or COMMA delimited string of addresses
    * @return void
    *
    */
    function _buildAddrList( $_type, $_addrList )
    {
        // Pull existing list
        $aryHost = $this->_msgRecipients;

        // Only run this if we have something
        if ( !empty ($_addrList ))
        {
            // $_addrList can be a STRING or an array
            if ( is_string ($_addrList) )
            {
                // This could be a COMMA delimited string
                if ( strstr ($_addrList, ',') )
                    // "explode "list" into an array
                    $_addrList = explode ( ',', $_addrList );

                // Stick it in an array
                else
                    $_addrList = array($_addrList);
            }

            // take the array of addresses and split them further
            foreach ( $_addrList as $_strAddr )
            {
                // Strip off the end '>'
                $_strAddr = str_replace ( '>', '', $_strAddr );

                // Seperate "Real Name" from eMail address
                $_tmpaddr = null;
                $_tmpaddr = split ( '\<', $_strAddr );

                // We have a "Real Name" and eMail address
                if ( count ($_tmpaddr) == 2 )
                {
                    $_tmpHost = split ( '@', $_tmpaddr[1] );
                    $_tmpaddr[0] = trim ( $_tmpaddr[0], ' ">' );
                    $aryHost[$_tmpHost[1]][$_type][$_tmpHost[0]] = $_tmpaddr[0];
                }
                // We only have an eMail address
                else
                {
                    // Strip off the beggining '<'
                    $_strAddr = str_replace ( '<', '', $_strAddr );

                    $_tmpHost = split ( '@', $_strAddr );
                    $_tmpHost[0] = trim ( $_tmpHost[0] );
                    $_tmpHost[1] = trim ( $_tmpHost[1] );

                    $aryHost[$_tmpHost[1]][$_type][$_tmpHost[0]] = '';
                }
            }
        }
        // replace list
        $this->_msgRecipients = $aryHost;
    }

   /**
    * Method private array _strip_email( string )
    *
    * Returns an array of the various parts of an email address
    *
    * This assumes a well formed address:
    * - "Real name" <hide@address.com>
    * - "Real Name" is optional
    * - if "Real Name" does not exist, the angle brackets are optional
    *
    * This will split an email address into 4 or 5 parts.
    * - $_aryEmail[org]  = orignal string
    * - $_aryEmail[real] = "real name" - if there is one
    * - $_aryEmail[addr] = address part "hide@address.com"
    * - $_aryEmail[host] = "domain.tld"
    * - $_aryEmail[user] = "userName"
    *
    * @name _strip_email()
    *
    * @final
    * @access private
    *
    * @since 1.0
    *
    * @param void
    * @return array $_aryEmail An array of the various parts of an email address
    *
    */
    function _strip_email ( $_strAddr )
    {
        // Keep the orginal
        $_aryEmail['org'] = $_strAddr;

        // Set entire string to Lower Case
        $_strAddr = strtolower ( $_strAddr );

        // Drop "stuff' off the end
        $_strAddr = trim ( $_strAddr, ' ">' );

        // Seperate "Real Name" from eMail address, if we have one
        $_tmpAry = explode ( '<', $_strAddr );

        // Do we have a "Real name"
        if ( count ($_tmpAry) == 2 )
        {
            // We may not really have a "Real Name"
            if ( $_tmpAry[0])
                $_aryEmail['real'] = trim ( $_tmpAry[0], ' ">' );

            $_aryEmail['addr'] = $_tmpAry[1];
        }
        else
            $_aryEmail['addr'] = $_tmpAry[0];

        // Pull User Name and Host.tld apart
        list($_aryEmail['user'], $_aryEmail['host'] ) = explode ( '@', $_aryEmail['addr'] );

        // Put the brackets back around the address
        $_aryEmail['addr'] = '<' . $_aryEmail['addr'] . '>';

        return $_aryEmail;
    }

   /**
    * Method public array get_RCPT_list( void )
    *
    * Returns an array of bares addresses for use with 'RCPT TO:'
    *
    * This is a "build as you go" method. Each time this method is called
    * the underlaying array is destroyed and reconstructed.
    *
    * @name get_RCPT_list()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param void
    * @return array $_RCPT_list Returns an array of bares addresses
    *
    */
    function get_RCPT_list()
    {
    /**
        * Variable local array $_RCPT_list
        *
        * An array of bares addresses for use with 'RCPT TO:'
        *
        * Reset this array each time this method is called.
        *
        * @var array $_RCPT_list 'RCPT TO:' address list
        * @access private
        * @static
        * @final
        *
        * @since 1.8
        */
        unset ( $_RCPT_list );

        // walk down Recipients array and pull just email addresses
        foreach ( $this->_msgRecipients as $_host => $_list )
        {
            foreach ( $_list as $_subList )
            {
                foreach ( $_subList as $_name => $_addr )
                {
                    // build RCPT list
                    $_RCPT_list[] = $_name . '@' . $_host;
                }
            }
        }

        return $_RCPT_list;
    }

   /**
    * Method public array get_email_list( string )
    *
    * Returns an array of addresses for a specific type; TO, CC or BCC
    *
    * @name get_email_list()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param mixed $_which Which collection of adresses to return
    * @return array $_RCPT_list Array of emaill address
    *
    */
    function get_email_list( $_which = null )
    {
        // We need to know which address segment to pull
        if ( $_which )
        {
            // Make sure we have addresses to process
            if ( $this->_msgRecipients )
            {
            $_RCPT_list=array();
                // walk down Recipients array and pull just email addresses
                foreach ( $this->_msgRecipients as $_host => $_list )
                {
                    if ( $this->_msgRecipients[$_host][$_which] )
                    {
                        foreach ( $this->_msgRecipients[$_host][$_which] as $_addr => $_realName )
                        {
                            if ( $_realName )
                                $_realName = '"' . $_realName . '"';

                            $_RCPT_list[] = $_realName . ' <' . $_addr . '@' . $_host . '>';
                        }
                    }
                }

                return implode(', ', $_RCPT_list);
            }
            else
            {
                $this->_setErr ( 101, 'No eMail Address for message to be sent to.' );
                return false;
            }
        }
        else
        {
            $this->_setErr ( 102, 'eMail type not defined.' );
            return false;
        }

    }

   /**
    * Method public void setTO( string )
    *
    * TO Address[es] inwhich to send mail to
    *
    * @name setTO()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param mixed $_addrTo TO Address[es] inwhich to send mail to
    * @return void
    *
    */
    function setTO ( $_addrTo )
    {
        if ( $_addrTo )
            $this->_buildAddrList( 'to', $_addrTo );
    }

   /**
    * Method public string getTo( void )
    *
    * Retrieves the TO Address[es] inwhich to send mail to
    *
    * @name getTo()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_msgRecipients TO Address[es] inwhich to send mail to
    *
    */
    function getTo ()
    {
        return $this->get_email_list( 'to' );
    }

   /**
    * Method public void setCC( string )
    *
    * CC Address[es] inwhich to send mail to
    *
    * @name setCC()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_msgRecipients CC Address[es] inwhich to send mail to
    * @return void
    *
    */
    function setCC ( $_strCC )
    {
        if ( $_strCC )
            $this->_buildAddrList( 'cc', $_strCC );
    }

   /**
    * Method public string getCC( void )
    *
    * Retrieves the CC Address[es] inwhich to send mail to
    *
    * @name getCC()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_msgRecipients CC Address[es] inwhich to send mail to
    *
    */
    function getCC ()
    {
        return $this->get_email_list( 'cc' );
    }

   /**
    * Method public void setBCC( string )
    *
    * BCC Address[es] inwhich to send mail to
    *
    * @name setBCC()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_msgRecipients BCC Address[es] inwhich to send mail to
    * @return void
    *
    */
    function setBCC ( $_strBCC )
    {
        if ( $_strBCC )
            $this->_buildAddrList( 'bcc', $_strBCC );
    }

   /**
    * Method public string getBCC( void )
    *
    * Retrieves the BCC Address[es] inwhich to send mail to
    *
    * @name getBCC()
    *
    * @uses Class property $_msgRecipients
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_msgRecipients BCC Address[es] inwhich to send mail to
    *
    */
    function getBCC ()
    {
        return $this->get_email_list( 'bcc' );
    }

   /**
    * Method public void setSubject( string )
    *
    * Message Subject
    *
    * @name setSubject()
    *
    * @uses Class property $_msgSubject
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_msgSubject Message Subject
    * @return void
    *
    */
    function setSubject ( $_strSubject = '' )
    {
        if ( $_strSubject )
            $this->_msgSubject = $_strSubject;
    }

   /**
    * Method public string getSubject( void )
    *
    * Retrieves the Message Subject
    *
    * @name getSubject()
    *
    * @uses Class property $_msgSubject
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_msgSubject Message Subject
    *
    */
    function getSubject ()
    {
        return $this->_msgSubject;
    }

   /**
    * Method public string getHeader( void )
    *
    * Constructes and returns message header
    *
    * @name getHeader()
    *
    * @uses Class method getFrom() The FROM address
    * @uses Class method getTO() The TO address[es]
    * @uses Class method getCC() The CC address[es]
    * @uses Class method getBCC() The BCC address[es]
    * @uses Class method getSubject() The Message Subject
    * @uses Class method getSensitivity() Message Sensitivity
    * @uses Class method getPriority() Message Priority
    *
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string Complete message header
    *
    */
    function getHeader()
    {
        $_header = 'From: '       . $this->getFrom( 'org' ) . "\r\n"
                 . 'To: '         . $this->getTO()          . "\r\n";

        if ( $this->getCC() )
            $_header .= 'Cc: ' . $this->getCC()  . "\r\n";

        if ( $this->getBCC() )
            $_header .= 'Bcc: ' . $this->getBCC()  . "\r\n";

        //NOTE: Message-ID should probably contain the username of the user who sent the msg
        $_header .= 'Subject: '    . $this->getSubject()     . "\r\n"
                 .  'Date: '       . date("r")               . "\r\n"
                 .  'Message-ID: <' . time() . '.SMTPs@' . $this->getHost() . ">\r\n";
//                 . 'Read-Receipt-To: '   . $this->getFrom( 'org' ) . "\r\n"
//                 . 'Return-Receipt-To: ' . $this->getFrom( 'org' ) . "\r\n";

        if ( $this->getSensitivity() )
            $_header .= 'Sensitivity: ' . $this->getSensitivity()  . "\r\n";

        if ( $this->_msgPriority != 3 )
            $_header .= $this->getPriority();

        $_header .= 'X-Mailer: AMGCRM/PHP'                   . "\r\n"
                 .  'Mime-Version: 1.0'                            . "\r\n";

        $_header = preg_replace("/(?<!\r)\n/si", "\r\n", $_header); //line added by Randy to fix HTML from going into oblivion

        return $_header;
    }

   /**
    * Method public void setBodyContent( string, string )
    *
    * Message Content
    *
    * @name setBodyContent()
    *
    * @uses Class property $_msgContent
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_msgContent Message Content
    * @return void
    *
    */
    function setBodyContent ( $strContent, $strType = 'plain' )
    {
        if ( $strContent )
        {
            if ( $strType == 'html' )
                $strMimeType = 'text/html';
            else
                $strMimeType = 'text/plain';

            // Make RFC821 Compliant, replace bare linefeeds
            $strContent = preg_replace("/(?<!\r)\n/si", "\r\n", $strContent );

            $strContent = rtrim(wordwrap($strContent));

            $this->_msgContent[$strType] = array();

            $this->_msgContent[$strType]['mimeType'] = $strMimeType;
            $this->_msgContent[$strType]['data']     = $strContent;

            if ( $this->getMD5flag() )
                $this->_msgContent[$strType]['md5']  = md5($strContent);
        }
    }

   /**
    * Method public string getBodyContent( void )
    *
    * Retrieves the Message Content
    *
    * @name getBodyContent()
    *
    * @uses Class property $_msgContent
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_msgContent Message Content
    *
    */
    function getBodyContent ()
    {
        // Generate a new Boundary string
        $this->_setBoundary();

        // What type[s] of content do we have
        $_types = array_keys ( $this->_msgContent );

        // How many content types do we have
        $keyCount = count ( $_types );

        // If we have ZERO, we have a problem
        if( $keyCount === 0 )
            die ( "Sorry, no content" );

        // If we have ONE, we can use the simple format
        else if( $keyCount === 1 )
        {
            $_msgData = $this->_msgContent;
            $_msgData = $_msgData[$_types[0]];

            $content = 'Content-Type: ' . $_msgData['mimeType'] . '; charset="' . $this->getCharSet() . '"' . "\r\n"
                     . 'Content-Transfer-Encoding: ' . $this->getTransEncodeType() . "\r\n"
                     . 'Content-Disposition: inline'  . "\r\n"
                     . 'Content-Description: ' . $this->_msgContent[0] . ' message' . "\r\n";

            if ( $this->getMD5flag() )
                $content .= 'Content-MD5: ' . $_msgData['md5'] . "\r\n";

            $content .= "\r\n"
                     .  $_msgData['data'] . "\r\n";
        }

        // If we have more than ONE, we use the multi-part format
        else if( $keyCount > 1 )
        {
            // Since this is an actual multi-part message
            // We need to define a content message Boundary
            // NOTE: This was 'multipart/alternative', but Windows based
            //       mail servers have issues with this.
           /*
            * @TODO  Investigate "nested" boundary message parts
            */
            $content = 'Content-Type: multipart/mixed;' . "\r\n"
//            $content = 'Content-Type: multipart/alternative;' . "\r\n"
                     . '   boundary="' . $this->_getBoundary() . '"'   . "\r\n"
                     . "\r\n"
                     . 'This is a multi-part message in MIME format.' . "\r\n";

            // Loop through message content array
            foreach ($this->_msgContent as $type => $_content )
            {
                if ( $type == 'attachment' )
                {
                    // loop through all attachments
                    foreach ( $_content as $_file => $_data )
                    {

                        $content .= "\r\n--" . $this->_getBoundary() . "\r\n"
                                 .  'Content-Disposition: attachment; filename="' . $_data['fileName'] . '"' . "\r\n"
                                 .  'Content-Type: ' . $_data['mimeType'] . '; name="' . $_data['fileName'] . '"' . "\r\n"
                                 .  'Content-Transfer-Encoding: base64' . "\r\n"
                                 .  'Content-Description: File Attachment' . "\r\n";

                        if ( $this->getMD5flag() )
                            $content .= 'Content-MD5: ' . $_data['md5'] . "\r\n";

                        $content .= "\r\n"
                                 .  $_data['data'] . "\r\n";
                    }
                }
                else
                {
                    $content .= "\r\n--" . $this->_getBoundary() . "\r\n"
                             . 'Content-Type: ' . $_content['mimeType'] . '; '
                             . 'charset="' . $this->getCharSet() . '"';
                    $content .= ( $type == 'html') ? '; name="HTML Part"' : '';
                    $content .=  "\r\n";
                    $content .= 'Content-Transfer-Encoding: ';
                    $content .= ( $type == 'html') ? 'quoted-printable' : $this->getTransEncodeType();
                    $content .=  "\r\n"
                             . 'Content-Disposition: inline'  . "\r\n"
                             . 'Content-Description: ' . $type . ' message' . "\r\n";

                    if ( $this->getMD5flag() )
                        $content .= 'Content-MD5: ' . $_content['md5'] . "\r\n";

                    $content .= "\r\n"
                             . $_content['data'] . "\r\n";
                }
            }

            // Close message boundries
            $content .= "\r\n--" . $this->_getBoundary() . '--' . "\r\n" ;
        }

       $content = preg_replace("/(?<!\r)\n/si", "\r\n", $content); //line added by Randy to fix HTML from going into oblivion
//echo $content;
        return $content;
    }

   /**
    * Method public void setAttachment( string, string, string )
    *
    * File attachments are added to the content array as sub-arrays,
    * allowing for multiple attachments for each outbound email
    *
    * @name setBodyContent()
    *
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $strContent  File data to attach to message
    * @param string $strFileName File Name to give to attachment
    * @param string $strMimeType File Mime Type of attachment
    * @return void
    *
    */
    function setAttachment ( $strContent, $strFileName = 'unknown', $strMimeType = 'unknown' )
    {
        if ( $strContent )
        {
            $strContent = rtrim(chunk_split(base64_encode($strContent), 76, "\r\n"));

            $this->_msgContent['attachment'][$strFileName]['mimeType'] = $strMimeType;
            $this->_msgContent['attachment'][$strFileName]['fileName'] = $strFileName;
            $this->_msgContent['attachment'][$strFileName]['data']     = $strContent;

            if ( $this->getMD5flag() )
                $this->_msgContent['attachment'][$strFileName]['md5']      = md5($strContent);
        }
    }

   /**
    * Method public void setSensitivity( string )
    *
    * Message Content Sensitivity
    * Message Sensitivity values:
    *   - [0] None - default
    *   - [1] Personal
    *   - [2] Private
    *   - [3] Company Confidential
    *
    * @name setSensitivity()
    *
    * @uses Class property $_msgSensitivity
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_value Message Sensitivity
    * @return void
    *
    */
    function setSensitivity ( $_value = 0 )
    {
        if ( ( is_numeric ($_value) ) &&
           ( ( $_value >= 0 ) && ( $_value <= 3 ) ) )
            $this->_msgSensitivity = $_value;
    }

   /**
    * Method public string getSensitivity( void )
    *
    * Returns Message Content Sensitivity string
    * Message Sensitivity values:
    *   - [0] None - default
    *   - [1] Personal
    *   - [2] Private
    *   - [3] Company Confidential
    *
    * @name getSensitivity()
    *
    * @uses Class property $_msgSensitivity
    * @uses Class property $_arySensitivity
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_msgSensitivity Message Sensitivity
    * @return void
    *
    */
    function getSensitivity()
    {
        return $this->_arySensitivity[$this->_msgSensitivity];
    }

   /**
    * Method public void setPriority( int )
    *
    * Message Content Priority
    * Message Priority values:
    *  - [0] 'Bulk'
    *  - [1] 'Highest'
    *  - [2] 'High'
    *  - [3] 'Normal' - default
    *  - [4] 'Low'
    *  - [5] 'Lowest'
    *
    * @name setPriority()
    *
    * @uses Class property $_msgPriority
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_value Message Priority
    * @return void
    *
    */
    function setPriority ( $_value = 3 )
    {
        if ( ( is_numeric ($_value) ) &&
           ( ( $_value >= 0 ) && ( $_value <= 5 ) ) )
            $this->_msgPriority = $_value;
    }

   /**
    * Method public string getPriority( void )
    *
    * Message Content Priority
    * Message Priority values:
    *  - [0] 'Bulk'
    *  - [1] 'Highest'
    *  - [2] 'High'
    *  - [3] 'Normal' - default
    *  - [4] 'Low'
    *  - [5] 'Lowest'
    *
    * @name getPriority()
    *
    * @uses Class property $_msgPriority
    * @uses Class property $_aryPriority
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $_value Message Priority
    * @return void
    *
    */
    function getPriority()
    {
        return 'Importance: ' . $this->_aryPriority[$this->_msgPriority] . "\r\n"
             . 'Priority: '   . $this->_aryPriority[$this->_msgPriority] . "\r\n"
             . 'X-Priority: ' . $this->_msgPriority . ' (' . $this->_aryPriority[$this->_msgPriority] . ')' . "\r\n";
    }

   /**
    * Method public void setMD5flag( boolean )
    *
    * Set flag which determines whether to calculate message MD5 checksum.
    *
    * @name setMD5flag()
    *
    * @uses Class property $_smtpMD5
    * @final
    * @access public
    *
    * @since 1.14
    *
    * @param string $_value Message Priority
    * @return void
    *
    */
    function setMD5flag ( $_flag = false )
    {
        $this->_smtpMD5 = $_flag;
    }

   /**
    * Method public boolean getMD5flag( void )
    *
    * Gets flag which determines whether to calculate message MD5 checksum.
    *
    * @name getMD5flag()
    *
    * @uses Class property $_smtpMD5
    * @final
    * @access public
    *
    * @since 1.14
    *
    * @param void
    * @return string $_value Message Priority
    *
    */
    function getMD5flag ( )
    {
        return $this->_smtpMD5;
    }

   /**
    * Method public void setXheader( string )
    *
    * Message X-Header Content
    * This is a simple "insert". Whatever is given will be placed
    * "as is" into the Xheader array.
    *
    * @name setXheader()
    *
    * @uses Class property $_msgXheader
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param string $strXdata Message X-Header Content
    * @return void
    *
    */
    function setXheader ( $strXdata )
    {
        if ( $strXdata )
            $this->_msgXheader[] = $strXdata;
    }

   /**
    * Method public string getXheader( void )
    *
    * Retrieves the Message X-Header Content
    *
    * @name getXheader()
    *
    * @uses Class property $_msgContent
    * @final
    * @access public
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_msgContent Message X-Header Content
    *
    */
    function getXheader ()
    {
        return $this->_msgXheader;
    }

   /**
    * Method private void _setBoundary( string )
    *
    * Generates Random string for MIME message Boundary
    *
    * @name _setBoundary()
    *
    * @uses Class property $_smtpsBoundary
    * @final
    * @access private
    *
    * @since 1.0
    *
    * @param void
    * @return void
    *
    */
    function _setBoundary()
    {
        $this->_smtpsBoundary = "multipart_x." . time() . ".x_boundary";
    }

   /**
    * Method private string _getBoundary( void )
    *
    * Retrieves the MIME message Boundary
    *
    * @name _getBoundary()
    *
    * @uses Class property $_smtpsBoundary
    * @final
    * @access private
    *
    * @since 1.0
    *
    * @param  void
    * @return string $_smtpsBoundary MIME message Boundary
    *
    */
    function _getBoundary()
    {
        return $this->_smtpsBoundary;
    }

    // This function has been modified as provided
    // by SirSir to allow multiline responses when
    // using SMTP Extensions
    //
    function server_parse($socket, $response)
    {
       /**
        * Default return value
        *
        * Returns constructed SELECT Object string or boolean upon failure
        * Default value is set at TRUE
        *
        * @var mixed $_retVal Indicates if Object was created or not
        * @access private
        * @static
        */
        $_retVal = true;

        $server_response = '';

        while ( substr($server_response,3,1) != ' ' )
        {
            if( !( $server_response = fgets($socket, 256) ) )
            {
                $this->_setErr ( 121, "Couldn't get mail server response codes" );
                $_retVal = false;
            }
        }

        if( !( substr($server_response, 0, 3) == $response ) )
        {
            $this->_setErr ( 120, "Ran into problems sending Mail.\r\nResponse: $server_response" );
            $_retVal = false;
        }

        return $_retVal;
    }

    function socket_send_str ( $_strSend, $_returnCode = null, $CRLF = "\r\n" )
    {   if ($this->_debug) echo($_strSend . ":&nbsp;");
        fputs($this->socket, $_strSend . $CRLF);
                if ($this->_debug) echo($_returnCode . "<br>");

        if ( $_returnCode )
            return $this->server_parse($this->socket, $_returnCode);
    }

// =============================================================
// ** Error handling methods

   /**
    * Method private void _setErr( int code, string message )
    *
    * Defines errors codes and messages for Class
    *
    * @name _setErr()
    *
    * @uses Class property $_smtpsErrors
    * @final
    * @access private
    *
    * @since 1.8
    *
    * @param  int    $_errNum  Error Code Number
    * @param  string $_errMsg  Error Message
    * @return void
    *
    */
    function _setErr ( $_errNum, $_errMsg )
    {
        $this->_smtpsErrors[] = array( 'num' => $_errNum,
                                       'msg' => $_errMsg );
    }

   /**
    * Method private string getErrors ( void )
    *
    * Returns errors codes and messages for Class
    *
    * @name _setErr()
    *
    * @uses Class property $_smtpsErrors
    * @final
    * @access private
    *
    * @since 1.8
    *
    * @param  void
    * @return string $_errMsg  Error Message
    *
    */
    function getErrors()
    {
        $_errMsg = 'No Errors Generated.';

        if ( $this->_smtpsErrors )
        {
            $_errMsg = '';

            foreach ( $this->_smtpsErrors as $_err => $_info )
            {
                $_errMsg .= 'Error [' . $_info['num'] .']: '. $_info['msg'];
            }
        }

        return $_errMsg;
    }


// =============================================================
};  // end of Class

?>
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