CodeIgniter installed
[living-lab-site.git] / system / libraries / Email.php
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
new file mode 100755 (executable)
index 0000000..6c21f11
--- /dev/null
@@ -0,0 +1,2062 @@
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.1.6 or newer
+ *
+ * @package            CodeIgniter
+ * @author             ExpressionEngine Dev Team
+ * @copyright  Copyright (c) 2008 - 2011, EllisLab, Inc.
+ * @license            http://codeigniter.com/user_guide/license.html
+ * @link               http://codeigniter.com
+ * @since              Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Email Class
+ *
+ * Permits email to be sent using Mail, Sendmail, or SMTP.
+ *
+ * @package            CodeIgniter
+ * @subpackage Libraries
+ * @category   Libraries
+ * @author             ExpressionEngine Dev Team
+ * @link               http://codeigniter.com/user_guide/libraries/email.html
+ */
+class CI_Email {
+
+       var     $useragent              = "CodeIgniter";
+       var     $mailpath               = "/usr/sbin/sendmail"; // Sendmail path
+       var     $protocol               = "mail";       // mail/sendmail/smtp
+       var     $smtp_host              = "";           // SMTP Server.  Example: mail.earthlink.net
+       var     $smtp_user              = "";           // SMTP Username
+       var     $smtp_pass              = "";           // SMTP Password
+       var     $smtp_port              = "25";         // SMTP Port
+       var     $smtp_timeout   = 5;            // SMTP Timeout in seconds
+       var     $wordwrap               = TRUE;         // TRUE/FALSE  Turns word-wrap on/off
+       var     $wrapchars              = "76";         // Number of characters to wrap at.
+       var     $mailtype               = "text";       // text/html  Defines email formatting
+       var     $charset                = "utf-8";      // Default char set: iso-8859-1 or us-ascii
+       var     $multipart              = "mixed";      // "mixed" (in the body) or "related" (separate)
+       var $alt_message        = '';           // Alternative message for HTML emails
+       var     $validate               = FALSE;        // TRUE/FALSE.  Enables email validation
+       var     $priority               = "3";          // Default priority (1 - 5)
+       var     $newline                = "\n";         // Default newline. "\r\n" or "\n" (Use "\r\n" to comply with RFC 822)
+       var $crlf                       = "\n";         // The RFC 2045 compliant CRLF for quoted-printable is "\r\n".  Apparently some servers,
+                                                                       // even on the receiving end think they need to muck with CRLFs, so using "\n", while
+                                                                       // distasteful, is the only thing that seems to work for all environments.
+       var $send_multipart     = TRUE;         // TRUE/FALSE - Yahoo does not like multipart alternative, so this is an override.  Set to FALSE for Yahoo.
+       var     $bcc_batch_mode = FALSE;        // TRUE/FALSE  Turns on/off Bcc batch feature
+       var     $bcc_batch_size = 200;          // If bcc_batch_mode = TRUE, sets max number of Bccs in each batch
+       var $_safe_mode         = FALSE;
+       var     $_subject               = "";
+       var     $_body                  = "";
+       var     $_finalbody             = "";
+       var     $_alt_boundary  = "";
+       var     $_atc_boundary  = "";
+       var     $_header_str    = "";
+       var     $_smtp_connect  = "";
+       var     $_encoding              = "8bit";
+       var $_IP                        = FALSE;
+       var     $_smtp_auth             = FALSE;
+       var $_replyto_flag      = FALSE;
+       var     $_debug_msg             = array();
+       var     $_recipients    = array();
+       var     $_cc_array              = array();
+       var     $_bcc_array             = array();
+       var     $_headers               = array();
+       var     $_attach_name   = array();
+       var     $_attach_type   = array();
+       var     $_attach_disp   = array();
+       var     $_protocols             = array('mail', 'sendmail', 'smtp');
+       var     $_base_charsets = array('us-ascii', 'iso-2022-');       // 7-bit charsets (excluding language suffix)
+       var     $_bit_depths    = array('7bit', '8bit');
+       var     $_priorities    = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
+
+
+       /**
+        * Constructor - Sets Email Preferences
+        *
+        * The constructor can be passed an array of config values
+        */
+       public function __construct($config = array())
+       {
+               if (count($config) > 0)
+               {
+                       $this->initialize($config);
+               }
+               else
+               {
+                       $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE;
+                       $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE;
+               }
+
+               log_message('debug', "Email Class Initialized");
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Initialize preferences
+        *
+        * @access      public
+        * @param       array
+        * @return      void
+        */
+       public function initialize($config = array())
+       {
+               foreach ($config as $key => $val)
+               {
+                       if (isset($this->$key))
+                       {
+                               $method = 'set_'.$key;
+
+                               if (method_exists($this, $method))
+                               {
+                                       $this->$method($val);
+                               }
+                               else
+                               {
+                                       $this->$key = $val;
+                               }
+                       }
+               }
+               $this->clear();
+
+               $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE;
+               $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE;
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Initialize the Email Data
+        *
+        * @access      public
+        * @return      void
+        */
+       public function clear($clear_attachments = FALSE)
+       {
+               $this->_subject         = "";
+               $this->_body            = "";
+               $this->_finalbody       = "";
+               $this->_header_str      = "";
+               $this->_replyto_flag = FALSE;
+               $this->_recipients      = array();
+               $this->_cc_array        = array();
+               $this->_bcc_array       = array();
+               $this->_headers         = array();
+               $this->_debug_msg       = array();
+
+               $this->_set_header('User-Agent', $this->useragent);
+               $this->_set_header('Date', $this->_set_date());
+
+               if ($clear_attachments !== FALSE)
+               {
+                       $this->_attach_name = array();
+                       $this->_attach_type = array();
+                       $this->_attach_disp = array();
+               }
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set FROM
+        *
+        * @access      public
+        * @param       string
+        * @param       string
+        * @return      void
+        */
+       public function from($from, $name = '')
+       {
+               if (preg_match( '/\<(.*)\>/', $from, $match))
+               {
+                       $from = $match['1'];
+               }
+
+               if ($this->validate)
+               {
+                       $this->validate_email($this->_str_to_array($from));
+               }
+
+               // prepare the display name
+               if ($name != '')
+               {
+                       // only use Q encoding if there are characters that would require it
+                       if ( ! preg_match('/[\200-\377]/', $name))
+                       {
+                               // add slashes for non-printing characters, slashes, and double quotes, and surround it in double quotes
+                               $name = '"'.addcslashes($name, "\0..\37\177'\"\\").'"';
+                       }
+                       else
+                       {
+                               $name = $this->_prep_q_encoding($name, TRUE);
+                       }
+               }
+
+               $this->_set_header('From', $name.' <'.$from.'>');
+               $this->_set_header('Return-Path', '<'.$from.'>');
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Reply-to
+        *
+        * @access      public
+        * @param       string
+        * @param       string
+        * @return      void
+        */
+       public function reply_to($replyto, $name = '')
+       {
+               if (preg_match( '/\<(.*)\>/', $replyto, $match))
+               {
+                       $replyto = $match['1'];
+               }
+
+               if ($this->validate)
+               {
+                       $this->validate_email($this->_str_to_array($replyto));
+               }
+
+               if ($name == '')
+               {
+                       $name = $replyto;
+               }
+
+               if (strncmp($name, '"', 1) != 0)
+               {
+                       $name = '"'.$name.'"';
+               }
+
+               $this->_set_header('Reply-To', $name.' <'.$replyto.'>');
+               $this->_replyto_flag = TRUE;
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Recipients
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function to($to)
+       {
+               $to = $this->_str_to_array($to);
+               $to = $this->clean_email($to);
+
+               if ($this->validate)
+               {
+                       $this->validate_email($to);
+               }
+
+               if ($this->_get_protocol() != 'mail')
+               {
+                       $this->_set_header('To', implode(", ", $to));
+               }
+
+               switch ($this->_get_protocol())
+               {
+                       case 'smtp'             :
+                               $this->_recipients = $to;
+                       break;
+                       case 'sendmail' :
+                       case 'mail'             :
+                               $this->_recipients = implode(", ", $to);
+                       break;
+               }
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set CC
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function cc($cc)
+       {
+               $cc = $this->_str_to_array($cc);
+               $cc = $this->clean_email($cc);
+
+               if ($this->validate)
+               {
+                       $this->validate_email($cc);
+               }
+
+               $this->_set_header('Cc', implode(", ", $cc));
+
+               if ($this->_get_protocol() == "smtp")
+               {
+                       $this->_cc_array = $cc;
+               }
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set BCC
+        *
+        * @access      public
+        * @param       string
+        * @param       string
+        * @return      void
+        */
+       public function bcc($bcc, $limit = '')
+       {
+               if ($limit != '' && is_numeric($limit))
+               {
+                       $this->bcc_batch_mode = TRUE;
+                       $this->bcc_batch_size = $limit;
+               }
+
+               $bcc = $this->_str_to_array($bcc);
+               $bcc = $this->clean_email($bcc);
+
+               if ($this->validate)
+               {
+                       $this->validate_email($bcc);
+               }
+
+               if (($this->_get_protocol() == "smtp") OR ($this->bcc_batch_mode && count($bcc) > $this->bcc_batch_size))
+               {
+                       $this->_bcc_array = $bcc;
+               }
+               else
+               {
+                       $this->_set_header('Bcc', implode(", ", $bcc));
+               }
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Email Subject
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function subject($subject)
+       {
+               $subject = $this->_prep_q_encoding($subject);
+               $this->_set_header('Subject', $subject);
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Body
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function message($body)
+       {
+               $this->_body = stripslashes(rtrim(str_replace("\r", "", $body)));
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Assign file attachments
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function attach($filename, $disposition = 'attachment')
+       {
+               $this->_attach_name[] = $filename;
+               $this->_attach_type[] = $this->_mime_types(next(explode('.', basename($filename))));
+               $this->_attach_disp[] = $disposition; // Can also be 'inline'  Not sure if it matters
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Add a Header Item
+        *
+        * @access      private
+        * @param       string
+        * @param       string
+        * @return      void
+        */
+       private function _set_header($header, $value)
+       {
+               $this->_headers[$header] = $value;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Convert a String to an Array
+        *
+        * @access      private
+        * @param       string
+        * @return      array
+        */
+       private function _str_to_array($email)
+       {
+               if ( ! is_array($email))
+               {
+                       if (strpos($email, ',') !== FALSE)
+                       {
+                               $email = preg_split('/[\s,]/', $email, -1, PREG_SPLIT_NO_EMPTY);
+                       }
+                       else
+                       {
+                               $email = trim($email);
+                               settype($email, "array");
+                       }
+               }
+               return $email;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Multipart Value
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function set_alt_message($str = '')
+       {
+               $this->alt_message = ($str == '') ? '' : $str;
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Mailtype
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function set_mailtype($type = 'text')
+       {
+               $this->mailtype = ($type == 'html') ? 'html' : 'text';
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Wordwrap
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function set_wordwrap($wordwrap = TRUE)
+       {
+               $this->wordwrap = ($wordwrap === FALSE) ? FALSE : TRUE;
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Protocol
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function set_protocol($protocol = 'mail')
+       {
+               $this->protocol = ( ! in_array($protocol, $this->_protocols, TRUE)) ? 'mail' : strtolower($protocol);
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Priority
+        *
+        * @access      public
+        * @param       integer
+        * @return      void
+        */
+       public function set_priority($n = 3)
+       {
+               if ( ! is_numeric($n))
+               {
+                       $this->priority = 3;
+                       return;
+               }
+
+               if ($n < 1 OR $n > 5)
+               {
+                       $this->priority = 3;
+                       return;
+               }
+
+               $this->priority = $n;
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Newline Character
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function set_newline($newline = "\n")
+       {
+               if ($newline != "\n" AND $newline != "\r\n" AND $newline != "\r")
+               {
+                       $this->newline  = "\n";
+                       return;
+               }
+
+               $this->newline  = $newline;
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set CRLF
+        *
+        * @access      public
+        * @param       string
+        * @return      void
+        */
+       public function set_crlf($crlf = "\n")
+       {
+               if ($crlf != "\n" AND $crlf != "\r\n" AND $crlf != "\r")
+               {
+                       $this->crlf     = "\n";
+                       return;
+               }
+
+               $this->crlf     = $crlf;
+
+               return $this;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Message Boundary
+        *
+        * @access      private
+        * @return      void
+        */
+       private function _set_boundaries()
+       {
+               $this->_alt_boundary = "B_ALT_".uniqid(''); // multipart/alternative
+               $this->_atc_boundary = "B_ATC_".uniqid(''); // attachment boundary
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get the Message ID
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _get_message_id()
+       {
+               $from = $this->_headers['Return-Path'];
+               $from = str_replace(">", "", $from);
+               $from = str_replace("<", "", $from);
+
+               return  "<".uniqid('').strstr($from, '@').">";
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get Mail Protocol
+        *
+        * @access      private
+        * @param       bool
+        * @return      string
+        */
+       private function _get_protocol($return = TRUE)
+       {
+               $this->protocol = strtolower($this->protocol);
+               $this->protocol = ( ! in_array($this->protocol, $this->_protocols, TRUE)) ? 'mail' : $this->protocol;
+
+               if ($return == TRUE)
+               {
+                       return $this->protocol;
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get Mail Encoding
+        *
+        * @access      private
+        * @param       bool
+        * @return      string
+        */
+       private function _get_encoding($return = TRUE)
+       {
+               $this->_encoding = ( ! in_array($this->_encoding, $this->_bit_depths)) ? '8bit' : $this->_encoding;
+
+               foreach ($this->_base_charsets as $charset)
+               {
+                       if (strncmp($charset, $this->charset, strlen($charset)) == 0)
+                       {
+                               $this->_encoding = '7bit';
+                       }
+               }
+
+               if ($return == TRUE)
+               {
+                       return $this->_encoding;
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get content type (text/html/attachment)
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _get_content_type()
+       {
+               if      ($this->mailtype == 'html' &&  count($this->_attach_name) == 0)
+               {
+                       return 'html';
+               }
+               elseif  ($this->mailtype == 'html' &&  count($this->_attach_name)  > 0)
+               {
+                       return 'html-attach';
+               }
+               elseif  ($this->mailtype == 'text' &&  count($this->_attach_name)  > 0)
+               {
+                       return 'plain-attach';
+               }
+               else
+               {
+                       return 'plain';
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set RFC 822 Date
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _set_date()
+       {
+               $timezone = date("Z");
+               $operator = (strncmp($timezone, '-', 1) == 0) ? '-' : '+';
+               $timezone = abs($timezone);
+               $timezone = floor($timezone/3600) * 100 + ($timezone % 3600 ) / 60;
+
+               return sprintf("%s %s%04d", date("D, j M Y H:i:s"), $operator, $timezone);
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Mime message
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _get_mime_message()
+       {
+               return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format.";
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Validate Email Address
+        *
+        * @access      public
+        * @param       string
+        * @return      bool
+        */
+       public function validate_email($email)
+       {
+               if ( ! is_array($email))
+               {
+                       $this->_set_error_message('email_must_be_array');
+                       return FALSE;
+               }
+
+               foreach ($email as $val)
+               {
+                       if ( ! $this->valid_email($val))
+                       {
+                               $this->_set_error_message('email_invalid_address', $val);
+                               return FALSE;
+                       }
+               }
+
+               return TRUE;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Email Validation
+        *
+        * @access      public
+        * @param       string
+        * @return      bool
+        */
+       public function valid_email($address)
+       {
+               return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address)) ? FALSE : TRUE;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Clean Extended Email Address: Joe Smith <joe@smith.com>
+        *
+        * @access      public
+        * @param       string
+        * @return      string
+        */
+       public function clean_email($email)
+       {
+               if ( ! is_array($email))
+               {
+                       if (preg_match('/\<(.*)\>/', $email, $match))
+                       {
+                               return $match['1'];
+                       }
+                       else
+                       {
+                               return $email;
+                       }
+               }
+
+               $clean_email = array();
+
+               foreach ($email as $addy)
+               {
+                       if (preg_match( '/\<(.*)\>/', $addy, $match))
+                       {
+                               $clean_email[] = $match['1'];
+                       }
+                       else
+                       {
+                               $clean_email[] = $addy;
+                       }
+               }
+
+               return $clean_email;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Build alternative plain text message
+        *
+        * This public function provides the raw message for use
+        * in plain-text headers of HTML-formatted emails.
+        * If the user hasn't specified his own alternative message
+        * it creates one by stripping the HTML
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _get_alt_message()
+       {
+               if ($this->alt_message != "")
+               {
+                       return $this->word_wrap($this->alt_message, '76');
+               }
+
+               if (preg_match('/\<body.*?\>(.*)\<\/body\>/si', $this->_body, $match))
+               {
+                       $body = $match['1'];
+               }
+               else
+               {
+                       $body = $this->_body;
+               }
+
+               $body = trim(strip_tags($body));
+               $body = preg_replace( '#<!--(.*)--\>#', "", $body);
+               $body = str_replace("\t", "", $body);
+
+               for ($i = 20; $i >= 3; $i--)
+               {
+                       $n = "";
+
+                       for ($x = 1; $x <= $i; $x ++)
+                       {
+                               $n .= "\n";
+                       }
+
+                       $body = str_replace($n, "\n\n", $body);
+               }
+
+               return $this->word_wrap($body, '76');
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Word Wrap
+        *
+        * @access      public
+        * @param       string
+        * @param       integer
+        * @return      string
+        */
+       public function word_wrap($str, $charlim = '')
+       {
+               // Se the character limit
+               if ($charlim == '')
+               {
+                       $charlim = ($this->wrapchars == "") ? "76" : $this->wrapchars;
+               }
+
+               // Reduce multiple spaces
+               $str = preg_replace("| +|", " ", $str);
+
+               // Standardize newlines
+               if (strpos($str, "\r") !== FALSE)
+               {
+                       $str = str_replace(array("\r\n", "\r"), "\n", $str);
+               }
+
+               // If the current word is surrounded by {unwrap} tags we'll
+               // strip the entire chunk and replace it with a marker.
+               $unwrap = array();
+               if (preg_match_all("|(\{unwrap\}.+?\{/unwrap\})|s", $str, $matches))
+               {
+                       for ($i = 0; $i < count($matches['0']); $i++)
+                       {
+                               $unwrap[] = $matches['1'][$i];
+                               $str = str_replace($matches['1'][$i], "{{unwrapped".$i."}}", $str);
+                       }
+               }
+
+               // Use PHP's native public function to do the initial wordwrap.
+               // We set the cut flag to FALSE so that any individual words that are
+               // too long get left alone.  In the next step we'll deal with them.
+               $str = wordwrap($str, $charlim, "\n", FALSE);
+
+               // Split the string into individual lines of text and cycle through them
+               $output = "";
+               foreach (explode("\n", $str) as $line)
+               {
+                       // Is the line within the allowed character count?
+                       // If so we'll join it to the output and continue
+                       if (strlen($line) <= $charlim)
+                       {
+                               $output .= $line.$this->newline;
+                               continue;
+                       }
+
+                       $temp = '';
+                       while ((strlen($line)) > $charlim)
+                       {
+                               // If the over-length word is a URL we won't wrap it
+                               if (preg_match("!\[url.+\]|://|wwww.!", $line))
+                               {
+                                       break;
+                               }
+
+                               // Trim the word down
+                               $temp .= substr($line, 0, $charlim-1);
+                               $line = substr($line, $charlim-1);
+                       }
+
+                       // If $temp contains data it means we had to split up an over-length
+                       // word into smaller chunks so we'll add it back to our current line
+                       if ($temp != '')
+                       {
+                               $output .= $temp.$this->newline.$line;
+                       }
+                       else
+                       {
+                               $output .= $line;
+                       }
+
+                       $output .= $this->newline;
+               }
+
+               // Put our markers back
+               if (count($unwrap) > 0)
+               {
+                       foreach ($unwrap as $key => $val)
+                       {
+                               $output = str_replace("{{unwrapped".$key."}}", $val, $output);
+                       }
+               }
+
+               return $output;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Build final headers
+        *
+        * @access      private
+        * @param       string
+        * @return      string
+        */
+       private function _build_headers()
+       {
+               $this->_set_header('X-Sender', $this->clean_email($this->_headers['From']));
+               $this->_set_header('X-Mailer', $this->useragent);
+               $this->_set_header('X-Priority', $this->_priorities[$this->priority - 1]);
+               $this->_set_header('Message-ID', $this->_get_message_id());
+               $this->_set_header('Mime-Version', '1.0');
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Write Headers as a string
+        *
+        * @access      private
+        * @return      void
+        */
+       private function _write_headers()
+       {
+               if ($this->protocol == 'mail')
+               {
+                       $this->_subject = $this->_headers['Subject'];
+                       unset($this->_headers['Subject']);
+               }
+
+               reset($this->_headers);
+               $this->_header_str = "";
+
+               foreach ($this->_headers as $key => $val)
+               {
+                       $val = trim($val);
+
+                       if ($val != "")
+                       {
+                               $this->_header_str .= $key.": ".$val.$this->newline;
+                       }
+               }
+
+               if ($this->_get_protocol() == 'mail')
+               {
+                       $this->_header_str = rtrim($this->_header_str);
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Build Final Body and attachments
+        *
+        * @access      private
+        * @return      void
+        */
+       private function _build_message()
+       {
+               if ($this->wordwrap === TRUE  AND  $this->mailtype != 'html')
+               {
+                       $this->_body = $this->word_wrap($this->_body);
+               }
+
+               $this->_set_boundaries();
+               $this->_write_headers();
+
+               $hdr = ($this->_get_protocol() == 'mail') ? $this->newline : '';
+               $body = '';
+
+               switch ($this->_get_content_type())
+               {
+                       case 'plain' :
+
+                               $hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
+                               $hdr .= "Content-Transfer-Encoding: " . $this->_get_encoding();
+
+                               if ($this->_get_protocol() == 'mail')
+                               {
+                                       $this->_header_str .= $hdr;
+                                       $this->_finalbody = $this->_body;
+                               }
+                               else
+                               {
+                                       $this->_finalbody = $hdr . $this->newline . $this->newline . $this->_body;
+                               }
+
+                               return;
+
+                       break;
+                       case 'html' :
+
+                               if ($this->send_multipart === FALSE)
+                               {
+                                       $hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
+                                       $hdr .= "Content-Transfer-Encoding: quoted-printable";
+                               }
+                               else
+                               {
+                                       $hdr .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline . $this->newline;
+
+                                       $body .= $this->_get_mime_message() . $this->newline . $this->newline;
+                                       $body .= "--" . $this->_alt_boundary . $this->newline;
+
+                                       $body .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
+                                       $body .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline;
+                                       $body .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
+
+                                       $body .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
+                                       $body .= "Content-Transfer-Encoding: quoted-printable" . $this->newline . $this->newline;
+                               }
+
+                               $this->_finalbody = $body . $this->_prep_quoted_printable($this->_body) . $this->newline . $this->newline;
+
+
+                               if ($this->_get_protocol() == 'mail')
+                               {
+                                       $this->_header_str .= $hdr;
+                               }
+                               else
+                               {
+                                       $this->_finalbody = $hdr . $this->_finalbody;
+                               }
+
+
+                               if ($this->send_multipart !== FALSE)
+                               {
+                                       $this->_finalbody .= "--" . $this->_alt_boundary . "--";
+                               }
+
+                               return;
+
+                       break;
+                       case 'plain-attach' :
+
+                               $hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline . $this->newline;
+
+                               if ($this->_get_protocol() == 'mail')
+                               {
+                                       $this->_header_str .= $hdr;
+                               }
+
+                               $body .= $this->_get_mime_message() . $this->newline . $this->newline;
+                               $body .= "--" . $this->_atc_boundary . $this->newline;
+
+                               $body .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
+                               $body .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline;
+
+                               $body .= $this->_body . $this->newline . $this->newline;
+
+                       break;
+                       case 'html-attach' :
+
+                               $hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline . $this->newline;
+
+                               if ($this->_get_protocol() == 'mail')
+                               {
+                                       $this->_header_str .= $hdr;
+                               }
+
+                               $body .= $this->_get_mime_message() . $this->newline . $this->newline;
+                               $body .= "--" . $this->_atc_boundary . $this->newline;
+
+                               $body .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline .$this->newline;
+                               $body .= "--" . $this->_alt_boundary . $this->newline;
+
+                               $body .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
+                               $body .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline;
+                               $body .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
+
+                               $body .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
+                               $body .= "Content-Transfer-Encoding: quoted-printable" . $this->newline . $this->newline;
+
+                               $body .= $this->_prep_quoted_printable($this->_body) . $this->newline . $this->newline;
+                               $body .= "--" . $this->_alt_boundary . "--" . $this->newline . $this->newline;
+
+                       break;
+               }
+
+               $attachment = array();
+
+               $z = 0;
+
+               for ($i=0; $i < count($this->_attach_name); $i++)
+               {
+                       $filename = $this->_attach_name[$i];
+                       $basename = basename($filename);
+                       $ctype = $this->_attach_type[$i];
+
+                       if ( ! file_exists($filename))
+                       {
+                               $this->_set_error_message('email_attachment_missing', $filename);
+                               return FALSE;
+                       }
+
+                       $h  = "--".$this->_atc_boundary.$this->newline;
+                       $h .= "Content-type: ".$ctype."; ";
+                       $h .= "name=\"".$basename."\"".$this->newline;
+                       $h .= "Content-Disposition: ".$this->_attach_disp[$i].";".$this->newline;
+                       $h .= "Content-Transfer-Encoding: base64".$this->newline;
+
+                       $attachment[$z++] = $h;
+                       $file = filesize($filename) +1;
+
+                       if ( ! $fp = fopen($filename, FOPEN_READ))
+                       {
+                               $this->_set_error_message('email_attachment_unreadable', $filename);
+                               return FALSE;
+                       }
+
+                       $attachment[$z++] = chunk_split(base64_encode(fread($fp, $file)));
+                       fclose($fp);
+               }
+
+               $body .= implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--";
+
+
+               if ($this->_get_protocol() == 'mail')
+               {
+                       $this->_finalbody = $body;
+               }
+               else
+               {
+                       $this->_finalbody = $hdr . $body;
+               }
+
+               return;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Prep Quoted Printable
+        *
+        * Prepares string for Quoted-Printable Content-Transfer-Encoding
+        * Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt
+        *
+        * @access      private
+        * @param       string
+        * @param       integer
+        * @return      string
+        */
+       private function _prep_quoted_printable($str, $charlim = '')
+       {
+               // Set the character limit
+               // Don't allow over 76, as that will make servers and MUAs barf
+               // all over quoted-printable data
+               if ($charlim == '' OR $charlim > '76')
+               {
+                       $charlim = '76';
+               }
+
+               // Reduce multiple spaces
+               $str = preg_replace("| +|", " ", $str);
+
+               // kill nulls
+               $str = preg_replace('/\x00+/', '', $str);
+
+               // Standardize newlines
+               if (strpos($str, "\r") !== FALSE)
+               {
+                       $str = str_replace(array("\r\n", "\r"), "\n", $str);
+               }
+
+               // We are intentionally wrapping so mail servers will encode characters
+               // properly and MUAs will behave, so {unwrap} must go!
+               $str = str_replace(array('{unwrap}', '{/unwrap}'), '', $str);
+
+               // Break into an array of lines
+               $lines = explode("\n", $str);
+
+               $escape = '=';
+               $output = '';
+
+               foreach ($lines as $line)
+               {
+                       $length = strlen($line);
+                       $temp = '';
+
+                       // Loop through each character in the line to add soft-wrap
+                       // characters at the end of a line " =\r\n" and add the newly
+                       // processed line(s) to the output (see comment on $crlf class property)
+                       for ($i = 0; $i < $length; $i++)
+                       {
+                               // Grab the next character
+                               $char = substr($line, $i, 1);
+                               $ascii = ord($char);
+
+                               // Convert spaces and tabs but only if it's the end of the line
+                               if ($i == ($length - 1))
+                               {
+                                       $char = ($ascii == '32' OR $ascii == '9') ? $escape.sprintf('%02s', dechex($ascii)) : $char;
+                               }
+
+                               // encode = signs
+                               if ($ascii == '61')
+                               {
+                                       $char = $escape.strtoupper(sprintf('%02s', dechex($ascii)));  // =3D
+                               }
+
+                               // If we're at the character limit, add the line to the output,
+                               // reset our temp variable, and keep on chuggin'
+                               if ((strlen($temp) + strlen($char)) >= $charlim)
+                               {
+                                       $output .= $temp.$escape.$this->crlf;
+                                       $temp = '';
+                               }
+
+                               // Add the character to our temporary line
+                               $temp .= $char;
+                       }
+
+                       // Add our completed line to the output
+                       $output .= $temp.$this->crlf;
+               }
+
+               // get rid of extra CRLF tacked onto the end
+               $output = substr($output, 0, strlen($this->crlf) * -1);
+
+               return $output;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Prep Q Encoding
+        *
+        * Performs "Q Encoding" on a string for use in email headers.  It's related
+        * but not identical to quoted-printable, so it has its own method
+        *
+        * @access      public
+        * @param       str
+        * @param       bool    // set to TRUE for processing From: headers
+        * @return      str
+        */
+       private function _prep_q_encoding($str, $from = FALSE)
+       {
+               $str = str_replace(array("\r", "\n"), array('', ''), $str);
+
+               // Line length must not exceed 76 characters, so we adjust for
+               // a space, 7 extra characters =??Q??=, and the charset that we will add to each line
+               $limit = 75 - 7 - strlen($this->charset);
+
+               // these special characters must be converted too
+               $convert = array('_', '=', '?');
+
+               if ($from === TRUE)
+               {
+                       $convert[] = ',';
+                       $convert[] = ';';
+               }
+
+               $output = '';
+               $temp = '';
+
+               for ($i = 0, $length = strlen($str); $i < $length; $i++)
+               {
+                       // Grab the next character
+                       $char = substr($str, $i, 1);
+                       $ascii = ord($char);
+
+                       // convert ALL non-printable ASCII characters and our specials
+                       if ($ascii < 32 OR $ascii > 126 OR in_array($char, $convert))
+                       {
+                               $char = '='.dechex($ascii);
+                       }
+
+                       // handle regular spaces a bit more compactly than =20
+                       if ($ascii == 32)
+                       {
+                               $char = '_';
+                       }
+
+                       // If we're at the character limit, add the line to the output,
+                       // reset our temp variable, and keep on chuggin'
+                       if ((strlen($temp) + strlen($char)) >= $limit)
+                       {
+                               $output .= $temp.$this->crlf;
+                               $temp = '';
+                       }
+
+                       // Add the character to our temporary line
+                       $temp .= $char;
+               }
+
+               $str = $output.$temp;
+
+               // wrap each line with the shebang, charset, and transfer encoding
+               // the preceding space on successive lines is required for header "folding"
+               $str = trim(preg_replace('/^(.*)$/m', ' =?'.$this->charset.'?Q?$1?=', $str));
+
+               return $str;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Send Email
+        *
+        * @access      public
+        * @return      bool
+        */
+       public function send()
+       {
+               if ($this->_replyto_flag == FALSE)
+               {
+                       $this->reply_to($this->_headers['From']);
+               }
+
+               if (( ! isset($this->_recipients) AND ! isset($this->_headers['To']))  AND
+                       ( ! isset($this->_bcc_array) AND ! isset($this->_headers['Bcc'])) AND
+                       ( ! isset($this->_headers['Cc'])))
+               {
+                       $this->_set_error_message('email_no_recipients');
+                       return FALSE;
+               }
+
+               $this->_build_headers();
+
+               if ($this->bcc_batch_mode  AND  count($this->_bcc_array) > 0)
+               {
+                       if (count($this->_bcc_array) > $this->bcc_batch_size)
+                               return $this->batch_bcc_send();
+               }
+
+               $this->_build_message();
+
+               if ( ! $this->_spool_email())
+               {
+                       return FALSE;
+               }
+               else
+               {
+                       return TRUE;
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Batch Bcc Send.  Sends groups of BCCs in batches
+        *
+        * @access      public
+        * @return      bool
+        */
+       public function batch_bcc_send()
+       {
+               $float = $this->bcc_batch_size -1;
+
+               $set = "";
+
+               $chunk = array();
+
+               for ($i = 0; $i < count($this->_bcc_array); $i++)
+               {
+                       if (isset($this->_bcc_array[$i]))
+                       {
+                               $set .= ", ".$this->_bcc_array[$i];
+                       }
+
+                       if ($i == $float)
+                       {
+                               $chunk[] = substr($set, 1);
+                               $float = $float + $this->bcc_batch_size;
+                               $set = "";
+                       }
+
+                       if ($i == count($this->_bcc_array)-1)
+                       {
+                               $chunk[] = substr($set, 1);
+                       }
+               }
+
+               for ($i = 0; $i < count($chunk); $i++)
+               {
+                       unset($this->_headers['Bcc']);
+                       unset($bcc);
+
+                       $bcc = $this->_str_to_array($chunk[$i]);
+                       $bcc = $this->clean_email($bcc);
+
+                       if ($this->protocol != 'smtp')
+                       {
+                               $this->_set_header('Bcc', implode(", ", $bcc));
+                       }
+                       else
+                       {
+                               $this->_bcc_array = $bcc;
+                       }
+
+                       $this->_build_message();
+                       $this->_spool_email();
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Unwrap special elements
+        *
+        * @access      private
+        * @return      void
+        */
+       private function _unwrap_specials()
+       {
+               $this->_finalbody = preg_replace_callback("/\{unwrap\}(.*?)\{\/unwrap\}/si", array($this, '_remove_nl_callback'), $this->_finalbody);
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Strip line-breaks via callback
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _remove_nl_callback($matches)
+       {
+               if (strpos($matches[1], "\r") !== FALSE OR strpos($matches[1], "\n") !== FALSE)
+               {
+                       $matches[1] = str_replace(array("\r\n", "\r", "\n"), '', $matches[1]);
+               }
+
+               return $matches[1];
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Spool mail to the mail server
+        *
+        * @access      private
+        * @return      bool
+        */
+       private function _spool_email()
+       {
+               $this->_unwrap_specials();
+
+               switch ($this->_get_protocol())
+               {
+                       case 'mail'     :
+
+                                       if ( ! $this->_send_with_mail())
+                                       {
+                                               $this->_set_error_message('email_send_failure_phpmail');
+                                               return FALSE;
+                                       }
+                       break;
+                       case 'sendmail' :
+
+                                       if ( ! $this->_send_with_sendmail())
+                                       {
+                                               $this->_set_error_message('email_send_failure_sendmail');
+                                               return FALSE;
+                                       }
+                       break;
+                       case 'smtp'     :
+
+                                       if ( ! $this->_send_with_smtp())
+                                       {
+                                               $this->_set_error_message('email_send_failure_smtp');
+                                               return FALSE;
+                                       }
+                       break;
+
+               }
+
+               $this->_set_error_message('email_sent', $this->_get_protocol());
+               return TRUE;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Send using mail()
+        *
+        * @access      private
+        * @return      bool
+        */
+       private function _send_with_mail()
+       {
+               if ($this->_safe_mode == TRUE)
+               {
+                       if ( ! mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str))
+                       {
+                               return FALSE;
+                       }
+                       else
+                       {
+                               return TRUE;
+                       }
+               }
+               else
+               {
+                       // most documentation of sendmail using the "-f" flag lacks a space after it, however
+                       // we've encountered servers that seem to require it to be in place.
+
+                       if ( ! mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, "-f ".$this->clean_email($this->_headers['From'])))
+                       {
+                               return FALSE;
+                       }
+                       else
+                       {
+                               return TRUE;
+                       }
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Send using Sendmail
+        *
+        * @access      private
+        * @return      bool
+        */
+       private function _send_with_sendmail()
+       {
+               $fp = @popen($this->mailpath . " -oi -f ".$this->clean_email($this->_headers['From'])." -t", 'w');
+
+               if ($fp === FALSE OR $fp === NULL)
+               {
+                       // server probably has popen disabled, so nothing we can do to get a verbose error.
+                       return FALSE;
+               }
+
+               fputs($fp, $this->_header_str);
+               fputs($fp, $this->_finalbody);
+
+               $status = pclose($fp);
+
+               if (version_compare(PHP_VERSION, '4.2.3') == -1)
+               {
+                       $status = $status >> 8 & 0xFF;
+               }
+
+               if ($status != 0)
+               {
+                       $this->_set_error_message('email_exit_status', $status);
+                       $this->_set_error_message('email_no_socket');
+                       return FALSE;
+               }
+
+               return TRUE;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Send using SMTP
+        *
+        * @access      private
+        * @return      bool
+        */
+       private function _send_with_smtp()
+       {
+               if ($this->smtp_host == '')
+               {
+                       $this->_set_error_message('email_no_hostname');
+                       return FALSE;
+               }
+
+               $this->_smtp_connect();
+               $this->_smtp_authenticate();
+
+               $this->_send_command('from', $this->clean_email($this->_headers['From']));
+
+               foreach ($this->_recipients as $val)
+               {
+                       $this->_send_command('to', $val);
+               }
+
+               if (count($this->_cc_array) > 0)
+               {
+                       foreach ($this->_cc_array as $val)
+                       {
+                               if ($val != "")
+                               {
+                                       $this->_send_command('to', $val);
+                               }
+                       }
+               }
+
+               if (count($this->_bcc_array) > 0)
+               {
+                       foreach ($this->_bcc_array as $val)
+                       {
+                               if ($val != "")
+                               {
+                                       $this->_send_command('to', $val);
+                               }
+                       }
+               }
+
+               $this->_send_command('data');
+
+               // perform dot transformation on any lines that begin with a dot
+               $this->_send_data($this->_header_str . preg_replace('/^\./m', '..$1', $this->_finalbody));
+
+               $this->_send_data('.');
+
+               $reply = $this->_get_smtp_data();
+
+               $this->_set_error_message($reply);
+
+               if (strncmp($reply, '250', 3) != 0)
+               {
+                       $this->_set_error_message('email_smtp_error', $reply);
+                       return FALSE;
+               }
+
+               $this->_send_command('quit');
+               return TRUE;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * SMTP Connect
+        *
+        * @access      private
+        * @param       string
+        * @return      string
+        */
+       private function _smtp_connect()
+       {
+               $this->_smtp_connect = fsockopen($this->smtp_host,
+                                                                               $this->smtp_port,
+                                                                               $errno,
+                                                                               $errstr,
+                                                                               $this->smtp_timeout);
+
+               if ( ! is_resource($this->_smtp_connect))
+               {
+                       $this->_set_error_message('email_smtp_error', $errno." ".$errstr);
+                       return FALSE;
+               }
+
+               $this->_set_error_message($this->_get_smtp_data());
+               return $this->_send_command('hello');
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Send SMTP command
+        *
+        * @access      private
+        * @param       string
+        * @param       string
+        * @return      string
+        */
+       private function _send_command($cmd, $data = '')
+       {
+               switch ($cmd)
+               {
+                       case 'hello' :
+
+                                       if ($this->_smtp_auth OR $this->_get_encoding() == '8bit')
+                                               $this->_send_data('EHLO '.$this->_get_hostname());
+                                       else
+                                               $this->_send_data('HELO '.$this->_get_hostname());
+
+                                               $resp = 250;
+                       break;
+                       case 'from' :
+
+                                               $this->_send_data('MAIL FROM:<'.$data.'>');
+
+                                               $resp = 250;
+                       break;
+                       case 'to'       :
+
+                                               $this->_send_data('RCPT TO:<'.$data.'>');
+
+                                               $resp = 250;
+                       break;
+                       case 'data'     :
+
+                                               $this->_send_data('DATA');
+
+                                               $resp = 354;
+                       break;
+                       case 'quit'     :
+
+                                               $this->_send_data('QUIT');
+
+                                               $resp = 221;
+                       break;
+               }
+
+               $reply = $this->_get_smtp_data();
+
+               $this->_debug_msg[] = "<pre>".$cmd.": ".$reply."</pre>";
+
+               if (substr($reply, 0, 3) != $resp)
+               {
+                       $this->_set_error_message('email_smtp_error', $reply);
+                       return FALSE;
+               }
+
+               if ($cmd == 'quit')
+               {
+                       fclose($this->_smtp_connect);
+               }
+
+               return TRUE;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        *  SMTP Authenticate
+        *
+        * @access      private
+        * @return      bool
+        */
+       private function _smtp_authenticate()
+       {
+               if ( ! $this->_smtp_auth)
+               {
+                       return TRUE;
+               }
+
+               if ($this->smtp_user == ""  AND  $this->smtp_pass == "")
+               {
+                       $this->_set_error_message('email_no_smtp_unpw');
+                       return FALSE;
+               }
+
+               $this->_send_data('AUTH LOGIN');
+
+               $reply = $this->_get_smtp_data();
+
+               if (strncmp($reply, '334', 3) != 0)
+               {
+                       $this->_set_error_message('email_failed_smtp_login', $reply);
+                       return FALSE;
+               }
+
+               $this->_send_data(base64_encode($this->smtp_user));
+
+               $reply = $this->_get_smtp_data();
+
+               if (strncmp($reply, '334', 3) != 0)
+               {
+                       $this->_set_error_message('email_smtp_auth_un', $reply);
+                       return FALSE;
+               }
+
+               $this->_send_data(base64_encode($this->smtp_pass));
+
+               $reply = $this->_get_smtp_data();
+
+               if (strncmp($reply, '235', 3) != 0)
+               {
+                       $this->_set_error_message('email_smtp_auth_pw', $reply);
+                       return FALSE;
+               }
+
+               return TRUE;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Send SMTP data
+        *
+        * @access      private
+        * @return      bool
+        */
+       private function _send_data($data)
+       {
+               if ( ! fwrite($this->_smtp_connect, $data . $this->newline))
+               {
+                       $this->_set_error_message('email_smtp_data_failure', $data);
+                       return FALSE;
+               }
+               else
+               {
+                       return TRUE;
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get SMTP data
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _get_smtp_data()
+       {
+               $data = "";
+
+               while ($str = fgets($this->_smtp_connect, 512))
+               {
+                       $data .= $str;
+
+                       if (substr($str, 3, 1) == " ")
+                       {
+                               break;
+                       }
+               }
+
+               return $data;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get Hostname
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _get_hostname()
+       {
+               return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain';
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get IP
+        *
+        * @access      private
+        * @return      string
+        */
+       private function _get_ip()
+       {
+               if ($this->_IP !== FALSE)
+               {
+                       return $this->_IP;
+               }
+
+               $cip = (isset($_SERVER['HTTP_CLIENT_IP']) AND $_SERVER['HTTP_CLIENT_IP'] != "") ? $_SERVER['HTTP_CLIENT_IP'] : FALSE;
+               $rip = (isset($_SERVER['REMOTE_ADDR']) AND $_SERVER['REMOTE_ADDR'] != "") ? $_SERVER['REMOTE_ADDR'] : FALSE;
+               $fip = (isset($_SERVER['HTTP_X_FORWARDED_FOR']) AND $_SERVER['HTTP_X_FORWARDED_FOR'] != "") ? $_SERVER['HTTP_X_FORWARDED_FOR'] : FALSE;
+
+               if ($cip && $rip)       $this->_IP = $cip;
+               elseif ($rip)           $this->_IP = $rip;
+               elseif ($cip)           $this->_IP = $cip;
+               elseif ($fip)           $this->_IP = $fip;
+
+               if (strpos($this->_IP, ',') !== FALSE)
+               {
+                       $x = explode(',', $this->_IP);
+                       $this->_IP = end($x);
+               }
+
+               if ( ! preg_match( "/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/", $this->_IP))
+               {
+                       $this->_IP = '0.0.0.0';
+               }
+
+               unset($cip);
+               unset($rip);
+               unset($fip);
+
+               return $this->_IP;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Get Debug Message
+        *
+        * @access      public
+        * @return      string
+        */
+       public function print_debugger()
+       {
+               $msg = '';
+
+               if (count($this->_debug_msg) > 0)
+               {
+                       foreach ($this->_debug_msg as $val)
+                       {
+                               $msg .= $val;
+                       }
+               }
+
+               $msg .= "<pre>".$this->_header_str."\n".htmlspecialchars($this->_subject)."\n".htmlspecialchars($this->_finalbody).'</pre>';
+               return $msg;
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Set Message
+        *
+        * @access      private
+        * @param       string
+        * @return      string
+        */
+       private function _set_error_message($msg, $val = '')
+       {
+               $CI =& get_instance();
+               $CI->lang->load('email');
+
+               if (FALSE === ($line = $CI->lang->line($msg)))
+               {
+                       $this->_debug_msg[] = str_replace('%s', $val, $msg)."<br />";
+               }
+               else
+               {
+                       $this->_debug_msg[] = str_replace('%s', $val, $line)."<br />";
+               }
+       }
+
+       // --------------------------------------------------------------------
+
+       /**
+        * Mime Types
+        *
+        * @access      private
+        * @param       string
+        * @return      string
+        */
+       private function _mime_types($ext = "")
+       {
+               $mimes = array( 'hqx'   =>      'application/mac-binhex40',
+                                               'cpt'   =>      'application/mac-compactpro',
+                                               'doc'   =>      'application/msword',
+                                               'bin'   =>      'application/macbinary',
+                                               'dms'   =>      'application/octet-stream',
+                                               'lha'   =>      'application/octet-stream',
+                                               'lzh'   =>      'application/octet-stream',
+                                               'exe'   =>      'application/octet-stream',
+                                               'class' =>      'application/octet-stream',
+                                               'psd'   =>      'application/octet-stream',
+                                               'so'    =>      'application/octet-stream',
+                                               'sea'   =>      'application/octet-stream',
+                                               'dll'   =>      'application/octet-stream',
+                                               'oda'   =>      'application/oda',
+                                               'pdf'   =>      'application/pdf',
+                                               'ai'    =>      'application/postscript',
+                                               'eps'   =>      'application/postscript',
+                                               'ps'    =>      'application/postscript',
+                                               'smi'   =>      'application/smil',
+                                               'smil'  =>      'application/smil',
+                                               'mif'   =>      'application/vnd.mif',
+                                               'xls'   =>      'application/vnd.ms-excel',
+                                               'ppt'   =>      'application/vnd.ms-powerpoint',
+                                               'wbxml' =>      'application/vnd.wap.wbxml',
+                                               'wmlc'  =>      'application/vnd.wap.wmlc',
+                                               'dcr'   =>      'application/x-director',
+                                               'dir'   =>      'application/x-director',
+                                               'dxr'   =>      'application/x-director',
+                                               'dvi'   =>      'application/x-dvi',
+                                               'gtar'  =>      'application/x-gtar',
+                                               'php'   =>      'application/x-httpd-php',
+                                               'php4'  =>      'application/x-httpd-php',
+                                               'php3'  =>      'application/x-httpd-php',
+                                               'phtml' =>      'application/x-httpd-php',
+                                               'phps'  =>      'application/x-httpd-php-source',
+                                               'js'    =>      'application/x-javascript',
+                                               'swf'   =>      'application/x-shockwave-flash',
+                                               'sit'   =>      'application/x-stuffit',
+                                               'tar'   =>      'application/x-tar',
+                                               'tgz'   =>      'application/x-tar',
+                                               'xhtml' =>      'application/xhtml+xml',
+                                               'xht'   =>      'application/xhtml+xml',
+                                               'zip'   =>      'application/zip',
+                                               'mid'   =>      'audio/midi',
+                                               'midi'  =>      'audio/midi',
+                                               'mpga'  =>      'audio/mpeg',
+                                               'mp2'   =>      'audio/mpeg',
+                                               'mp3'   =>      'audio/mpeg',
+                                               'aif'   =>      'audio/x-aiff',
+                                               'aiff'  =>      'audio/x-aiff',
+                                               'aifc'  =>      'audio/x-aiff',
+                                               'ram'   =>      'audio/x-pn-realaudio',
+                                               'rm'    =>      'audio/x-pn-realaudio',
+                                               'rpm'   =>      'audio/x-pn-realaudio-plugin',
+                                               'ra'    =>      'audio/x-realaudio',
+                                               'rv'    =>      'video/vnd.rn-realvideo',
+                                               'wav'   =>      'audio/x-wav',
+                                               'bmp'   =>      'image/bmp',
+                                               'gif'   =>      'image/gif',
+                                               'jpeg'  =>      'image/jpeg',
+                                               'jpg'   =>      'image/jpeg',
+                                               'jpe'   =>      'image/jpeg',
+                                               'png'   =>      'image/png',
+                                               'tiff'  =>      'image/tiff',
+                                               'tif'   =>      'image/tiff',
+                                               'css'   =>      'text/css',
+                                               'html'  =>      'text/html',
+                                               'htm'   =>      'text/html',
+                                               'shtml' =>      'text/html',
+                                               'txt'   =>      'text/plain',
+                                               'text'  =>      'text/plain',
+                                               'log'   =>      'text/plain',
+                                               'rtx'   =>      'text/richtext',
+                                               'rtf'   =>      'text/rtf',
+                                               'xml'   =>      'text/xml',
+                                               'xsl'   =>      'text/xml',
+                                               'mpeg'  =>      'video/mpeg',
+                                               'mpg'   =>      'video/mpeg',
+                                               'mpe'   =>      'video/mpeg',
+                                               'qt'    =>      'video/quicktime',
+                                               'mov'   =>      'video/quicktime',
+                                               'avi'   =>      'video/x-msvideo',
+                                               'movie' =>      'video/x-sgi-movie',
+                                               'doc'   =>      'application/msword',
+                                               'word'  =>      'application/msword',
+                                               'xl'    =>      'application/excel',
+                                               'eml'   =>      'message/rfc822'
+                                       );
+
+               return ( ! isset($mimes[strtolower($ext)])) ? "application/x-unknown-content-type" : $mimes[strtolower($ext)];
+       }
+
+}
+// END CI_Email class
+
+/* End of file Email.php */
+/* Location: ./system/libraries/Email.php */
\ No newline at end of file