diff options
Diffstat (limited to 'system/libraries')
| -rw-r--r-- | system/libraries/Email.php | 1818 |
1 files changed, 1817 insertions, 1 deletions
diff --git a/system/libraries/Email.php b/system/libraries/Email.php index c0593df0b..7b5ebca8c 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -1 +1,1817 @@ -<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author Rick Ellis
* @copyright Copyright (c) 2006, EllisLab, Inc.
* @license http://www.codeigniter.com/user_guide/license.html
* @link http://www.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 Rick Ellis
* @link http://www.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 $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 $_subject = "";
var $_body = "";
var $_finalbody = "";
var $_alt_boundary = "";
var $_atc_boundary = "";
var $_header_str = "";
var $_smtp_connect = "";
var $_encoding = "8bit";
var $_safe_mode = FALSE;
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('iso-8859-1', 'us-ascii');
var $_bit_depths = array('7bit', '8bit');
var $_priorities = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
/**
* Constructor - Sets Email Preferences
*
* The constructor can be passed an array of config values
*/
function CI_Email($config = array())
{
if (count($config) > 0)
{
$this->initialize($config);
}
log_message('debug', "Email Class Initialized");
}
// --------------------------------------------------------------------
/**
* Initialize preferences
*
* @access public
* @param array
* @return void
*/
function initialize($config = array())
{
$this->clear();
foreach ($config as $key => $val)
{
if (isset($this->$key))
{
$method = 'set_'.$key;
if (method_exists($this, $method))
{
$this->$method($val);
}
else
{
$this->$key = $val;
}
}
}
$this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE;
$this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Initialize the Email Data
*
* @access public
* @return void
*/
function clear($clear_attachments = FALSE)
{
$this->_subject = "";
$this->_body = "";
$this->_finalbody = "";
$this->_header_str = "";
$this->_replyto_flag = FALSE;
$this->_recipients = 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();
$this->_attach_disp = array();
}
}
// --------------------------------------------------------------------
/**
* Set FROM
*
* @access public
* @param string
* @param string
* @return void
*/
function from($from, $name = '')
{
if (preg_match( '/\<(.*)\>/', $from, $match))
$from = $match['1'];
if ($this->validate)
$this->validate_email($this->_str_to_array($from));
if ($name != '' && substr($name, 0, 1) != '"')
{
$name = '"'.$name.'"';
}
$this->_set_header('From', $name.' <'.$from.'>');
$this->_set_header('Return-Path', '<'.$from.'>');
}
// --------------------------------------------------------------------
/**
* Set Reply-to
*
* @access public
* @param string
* @param string
* @return void
*/
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 = $replyto;
}
if (substr($name, 0, 1) != '"')
{
$name = '"'.$name.'"';
}
$this->_set_header('Reply-To', $name.' <'.$replyto.'>');
$this->_replyto_flag = TRUE;
}
// --------------------------------------------------------------------
/**
* Set Recipients
*
* @access public
* @param string
* @return void
*/
function to($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' : $this->_recipients = implode(", ", $to);
break;
case 'mail' : $this->_recipients = implode(", ", $to);
break;
}
}
// --------------------------------------------------------------------
/**
* Set CC
*
* @access public
* @param string
* @return void
*/
function cc($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 = $cc;
}
// --------------------------------------------------------------------
/**
* Set BCC
*
* @access public
* @param string
* @param string
* @return void
*/
function bcc($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(", ", $bcc));
}
// --------------------------------------------------------------------
/**
* Set Email Subject
*
* @access public
* @param string
* @return void
*/
function subject($subject)
{
$subject = preg_replace("/(\r\n)|(\r)|(\n)/", "", $subject);
$subject = preg_replace("/(\t)/", " ", $subject);
$this->_set_header('Subject', trim($subject));
}
// --------------------------------------------------------------------
/**
* Set Body
*
* @access public
* @param string
* @return void
*/
function message($body)
{
$this->_body = stripslashes(rtrim(str_replace("\r", "", $body)));
}
// --------------------------------------------------------------------
/**
* Assign file attachments
*
* @access public
* @param string
* @return string
*/
function attach($filename, $disposition = 'attachment')
{
$this->_attach_name[] = $filename;
$this->_attach_type[] = $this->_mime_types(next(explode('.', basename($filename))));
$this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters
}
// --------------------------------------------------------------------
/**
* Add a Header Item
*
* @access public
* @param string
* @param string
* @return void
*/
function _set_header($header, $value)
{
$this->_headers[$header] = $value;
}
// --------------------------------------------------------------------
/**
* Convert a String to an Array
*
* @access public
* @param string
* @return array
*/
function _str_to_array($email)
{
if ( ! is_array($email))
{
if (ereg(',$', $email))
$email = substr($email, 0, -1);
if (ereg('^,', $email))
$email = substr($email, 1);
if (ereg(',', $email))
{
$x = explode(',', $email);
$email = array();
for ($i = 0; $i < count($x); $i ++)
$email[] = trim($x[$i]);
}
else
{
$email = trim($email);
settype($email, "array");
}
}
return $email;
}
// --------------------------------------------------------------------
/**
* Set Multipart Value
*
* @access public
* @param string
* @return void
*/
function set_alt_message($str = '')
{
$this->alt_message = ($str == '') ? '' : $str;
}
// --------------------------------------------------------------------
/**
* Set Mailtype
*
* @access public
* @param string
* @return void
*/
function set_mailtype($type = 'text')
{
$this->mailtype = ($type == 'html') ? 'html' : 'text';
}
// --------------------------------------------------------------------
/**
* Set Wordwrap
*
* @access public
* @param string
* @return void
*/
function set_wordwrap($wordwrap = TRUE)
{
$this->wordwrap = ($wordwrap === FALSE) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Set Protocol
*
* @access public
* @param string
* @return void
*/
function set_protocol($protocol = 'mail')
{
$this->protocol = ( ! in_array($protocol, $this->_protocols, TRUE)) ? 'mail' : strtolower($protocol);
}
// --------------------------------------------------------------------
/**
* Set Priority
*
* @access public
* @param integer
* @return void
*/
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 = $n;
}
// --------------------------------------------------------------------
/**
* Set Newline Character
*
* @access public
* @param string
* @return void
*/
function set_newline($newline = "\n")
{
if ($newline != "\n" AND $newline != "\r\n" AND $newline != "\r")
{
$this->newline = "\n";
return;
}
$this->newline = $newline;
}
// --------------------------------------------------------------------
/**
* Set Message Boundary
*
* @access private
* @return void
*/
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
*/
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
*/
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 $this->protocol;
}
// --------------------------------------------------------------------
/**
* Get Mail Encoding
*
* @access private
* @param bool
* @return string
*/
function _get_encoding($return = true)
{
$this->_encoding = ( ! in_array($this->_encoding, $this->_bit_depths)) ? '7bit' : $this->_encoding;
if ( ! in_array($this->charset, $this->_base_charsets, TRUE))
$this->_encoding = "8bit";
if ($return == true)
return $this->_encoding;
}
// --------------------------------------------------------------------
/**
* Get content type (text/html/attachment)
*
* @access private
* @return string
*/
function _get_content_type()
{
if ($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 public
* @return string
*/
function _set_date()
{
$timezone = date("Z");
$operator = (substr($timezone, 0, 1) == '-') ? '-' : '+';
$timezone = abs($timezone);
$timezone = floor($timezone/3600) * 100 + ($timezone % 3600 ) / 60;
return sprintf("%s %s%04d", date("D, j M Y H:i:s"), $operator, $timezone);
}
// --------------------------------------------------------------------
/**
* Mime message
*
* @access private
* @return string
*/
function _get_mime_message()
{
return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format.";
}
// --------------------------------------------------------------------
/**
* Validate Email Address
*
* @access public
* @param string
* @return bool
*/
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', $val);
return FALSE;
}
}
}
// --------------------------------------------------------------------
/**
* Email Validation
*
* @access public
* @param string
* @return bool
*/
function valid_email($address)
{
if ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address))
return FALSE;
else
return TRUE;
}
// --------------------------------------------------------------------
/**
* Clean Extended Email Address: Joe Smith <joe@smith.com>
*
* @access public
* @param string
* @return string
*/
function clean_email($email)
{
if ( ! is_array($email))
{
if (preg_match('/\<(.*)\>/', $email, $match))
return $match['1'];
else
return $email;
}
$clean_email = array();
for ($i=0; $i < count($email); $i++)
{
if (preg_match( '/\<(.*)\>/', $email[$i], $match))
$clean_email[] = $match['1'];
else
$clean_email[] = $email[$i];
}
return $clean_email;
}
// --------------------------------------------------------------------
/**
* Build alternative plain text message
*
* This function provides the raw message for use
* in plain-text headers of HTML-formatted emails.
* If the user hasn't specified his own alternative message
* it creates one by stripping the HTML
*
* @access private
* @return string
*/
function _get_alt_message()
{
if ($this->alt_message != "")
{
return $this->word_wrap($this->alt_message, '76');
}
if (eregi( '\<body(.*)\</body\>', $this->_body, $match))
{
$body = $match['1'];
$body = substr($body, strpos($body, ">") + 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
*/
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
$str = preg_replace("/\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 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 public
* @param string
* @return string
*/
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());
$this->_set_header('Mime-Version', '1.0');
}
// --------------------------------------------------------------------
/**
* Write Headers as a string
*
* @access public
* @return void
*/
function _write_headers()
{
if ($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')
$this->_header_str = substr($this->_header_str, 0, -1);
}
// --------------------------------------------------------------------
/**
* Build Final Body and attachments
*
* @access public
* @return void
*/
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') ? $this->newline : '';
switch ($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;
return;
}
$hdr .= $this->newline . $this->newline . $this->_body;
$this->_finalbody = $hdr;
return;
break;
case 'html' :
$hdr .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline;
$hdr .= $this->_get_mime_message() . $this->newline . $this->newline;
$hdr .= "--" . $this->_alt_boundary . $this->newline;
$hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline;
$hdr .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
$hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: quoted-printable";
$this->_body = $this->_prep_quoted_printable($this->_body);
if ($this->_get_protocol() == 'mail')
{
$this->_header_str .= $hdr;
$this->_finalbody = $this->_body . $this->newline . $this->newline . "--" . $this->_alt_boundary . "--";
return;
}
$hdr .= $this->newline . $this->newline;
$hdr .= $this->_body . $this->newline . $this->newline . "--" . $this->_alt_boundary . "--";
$this->_finalbody = $hdr;
return;
break;
case 'plain-attach' :
$hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline;
$hdr .= $this->_get_mime_message() . $this->newline . $this->newline;
$hdr .= "--" . $this->_atc_boundary . $this->newline;
$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;
$body = $this->_body . $this->newline . $this->newline;
}
$hdr .= $this->newline . $this->newline;
$hdr .= $this->_body . $this->newline . $this->newline;
break;
case 'html-attach' :
$hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline;
$hdr .= $this->_get_mime_message() . $this->newline . $this->newline;
$hdr .= "--" . $this->_atc_boundary . $this->newline;
$hdr .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline .$this->newline;
$hdr .= "--" . $this->_alt_boundary . $this->newline;
$hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline;
$hdr .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
$hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: quoted-printable";
$this->_body = $this->_prep_quoted_printable($this->_body);
if ($this->_get_protocol() == 'mail')
{
$this->_header_str .= $hdr;
$body = $this->_body . $this->newline . $this->newline;
$body .= "--" . $this->_alt_boundary . "--" . $this->newline . $this->newline;
}
$hdr .= $this->newline . $this->newline;
$hdr .= $this->_body . $this->newline . $this->newline;
$hdr .= "--" . $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, 'r'))
{
$this->_set_error_message('email_attachment_unredable', $filename);
return FALSE;
}
$attachment[$z++] = chunk_split(base64_encode(fread($fp, $file)));
fclose($fp);
}
if ($this->_get_protocol() == 'mail')
{
$this->_finalbody = $body . implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--";
return;
}
$this->_finalbody = $hdr.implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--";
return;
}
// --------------------------------------------------------------------
/**
* Prep Quoted Printable
*
* Prepares string for Quoted-Printable Content-Transfer-Encoding
* Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt
*
* @access public
* @param string
* @param integer
* @return string
*/
function _prep_quoted_printable($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);
// Standardize newlines
$str = preg_replace("/\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 = preg_split("/\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') ? $escape.sprintf('%02s', dechex($char)) : $char;
}
// encode = signs
if ($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 $output;
}
// --------------------------------------------------------------------
/**
* Send Email
*
* @access public
* @return bool
*/
function send()
{
if ($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
*/
function batch_bcc_send()
{
$float = $this->bcc_batch_size -1;
$flag = 0;
$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
*/
function _unwrap_specials()
{
$this->_finalbody = preg_replace_callback("/\{unwrap\}(.*?)\{\/unwrap\}/si", array($this, '_remove_nl_callback'), $this->_finalbody);
}
// --------------------------------------------------------------------
/**
* Strip line-breaks via callback
*
* @access private
* @return string
*/
function _remove_nl_callback($matches)
{
return preg_replace("/(\r\n)|(\r)|(\n)/", "", $matches['1']);
}
// --------------------------------------------------------------------
/**
* Spool mail to the mail server
*
* @access private
* @return bool
*/
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', $this->_get_protocol());
return true;
}
// --------------------------------------------------------------------
/**
* Send using mail()
*
* @access private
* @return bool
*/
function _send_with_mail()
{
if ($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
*/
function _send_with_sendmail()
{
$fp = @popen($this->mailpath . " -oi -f ".$this->clean_email($this->_headers['From'])." -t", 'w');
if ( ! is_resource($fp))
{
$this->_set_error_message('email_no_socket');
return FALSE;
}
fputs($fp, $this->_header_str);
fputs($fp, $this->_finalbody);
pclose($fp) >> 8 & 0xFF;
return TRUE;
}
// --------------------------------------------------------------------
/**
* Send using SMTP
*
* @access private
* @return bool
*/
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');
$this->_send_data($this->_header_str . $this->_finalbody);
$this->_send_data('.');
$reply = $this->_get_smtp_data();
$this->_set_error_message($reply);
if (substr($reply, 0, 3) != '250')
{
$this->_set_error_message('email_smtp_error', $reply);
return FALSE;
}
$this->_send_command('quit');
return true;
}
// --------------------------------------------------------------------
/**
* SMTP Connect
*
* @access public
* @param string
* @return string
*/
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 $this->_send_command('hello');
}
// --------------------------------------------------------------------
/**
* Send SMTP command
*
* @access private
* @param string
* @param string
* @return string
*/
function _send_command($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
*/
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 = $this->_get_smtp_data();
if (substr($reply, 0, 3) != '334')
{
$this->_set_error_message('email_filed_smtp_login', $reply);
return FALSE;
}
$this->_send_data(base64_encode($this->smtp_user));
$reply = $this->_get_smtp_data();
if (substr($reply, 0, 3) != '334')
{
$this->_set_error_message('email_smtp_auth_un', $reply);
return FALSE;
}
$this->_send_data(base64_encode($this->smtp_pass));
$reply = $this->_get_smtp_data();
if (substr($reply, 0, 3) != '235')
{
$this->_set_error_message('email_smtp_auth_pw', $reply);
return FALSE;
}
return true;
}
// --------------------------------------------------------------------
/**
* Send SMTP data
*
* @access private
* @return bool
*/
function _send_data($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
*/
function _get_smtp_data()
{
$data = "";
while ($str = fgets($this->_smtp_connect, 512))
{
$data .= $str;
if (substr($str, 3, 1) == " ")
break;
}
return $data;
}
// --------------------------------------------------------------------
/**
* Get Hostname
*
* @access private
* @return string
*/
function _get_hostname()
{
return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain';
}
// --------------------------------------------------------------------
/**
* Get IP
*
* @access private
* @return string
*/
function _get_ip()
{
if ($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 = $fip;
if (strstr($this->_IP, ','))
{
$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
*/
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 $msg;
}
// --------------------------------------------------------------------
/**
* Set Message
*
* @access public
* @param string
* @return string
*/
function _set_error_message($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, $line)."<br />";
}
}
// --------------------------------------------------------------------
/**
* Mime Types
*
* @access private
* @param string
* @return string
*/
function _mime_types($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
?>
\ No newline at end of file +<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package CodeIgniter
+ * @author Rick Ellis
+ * @copyright Copyright (c) 2006, EllisLab, Inc.
+ * @license http://www.codeigniter.com/user_guide/license.html
+ * @link http://www.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 Rick Ellis
+ * @link http://www.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 $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 $_subject = "";
+ var $_body = "";
+ var $_finalbody = "";
+ var $_alt_boundary = "";
+ var $_atc_boundary = "";
+ var $_header_str = "";
+ var $_smtp_connect = "";
+ var $_encoding = "8bit";
+ var $_safe_mode = FALSE;
+ 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('iso-8859-1', 'us-ascii');
+ var $_bit_depths = array('7bit', '8bit');
+ var $_priorities = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
+
+
+ /**
+ * Constructor - Sets Email Preferences
+ *
+ * The constructor can be passed an array of config values
+ */
+ function CI_Email($config = array())
+ {
+ if (count($config) > 0)
+ {
+ $this->initialize($config);
+ }
+
+ log_message('debug', "Email Class Initialized");
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Initialize preferences
+ *
+ * @access public
+ * @param array
+ * @return void
+ */
+ function initialize($config = array())
+ {
+ $this->clear();
+ foreach ($config as $key => $val)
+ {
+ if (isset($this->$key))
+ {
+ $method = 'set_'.$key;
+
+ if (method_exists($this, $method))
+ {
+ $this->$method($val);
+ }
+ else
+ {
+ $this->$key = $val;
+ }
+ }
+ }
+ $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE;
+ $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Initialize the Email Data
+ *
+ * @access public
+ * @return void
+ */
+ function clear($clear_attachments = FALSE)
+ {
+ $this->_subject = "";
+ $this->_body = "";
+ $this->_finalbody = "";
+ $this->_header_str = "";
+ $this->_replyto_flag = FALSE;
+ $this->_recipients = 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();
+ $this->_attach_disp = array();
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set FROM
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @return void
+ */
+ function from($from, $name = '')
+ {
+ if (preg_match( '/\<(.*)\>/', $from, $match))
+ $from = $match['1'];
+
+ if ($this->validate)
+ $this->validate_email($this->_str_to_array($from));
+
+ if ($name != '' && substr($name, 0, 1) != '"')
+ {
+ $name = '"'.$name.'"';
+ }
+
+ $this->_set_header('From', $name.' <'.$from.'>');
+ $this->_set_header('Return-Path', '<'.$from.'>');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Reply-to
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @return void
+ */
+ 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 = $replyto;
+ }
+
+ if (substr($name, 0, 1) != '"')
+ {
+ $name = '"'.$name.'"';
+ }
+
+ $this->_set_header('Reply-To', $name.' <'.$replyto.'>');
+ $this->_replyto_flag = TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Recipients
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function to($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' : $this->_recipients = implode(", ", $to);
+ break;
+ case 'mail' : $this->_recipients = implode(", ", $to);
+ break;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set CC
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function cc($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 = $cc;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set BCC
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @return void
+ */
+ function bcc($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(", ", $bcc));
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Email Subject
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function subject($subject)
+ {
+ $subject = preg_replace("/(\r\n)|(\r)|(\n)/", "", $subject);
+ $subject = preg_replace("/(\t)/", " ", $subject);
+
+ $this->_set_header('Subject', trim($subject));
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Body
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function message($body)
+ {
+ $this->_body = stripslashes(rtrim(str_replace("\r", "", $body)));
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Assign file attachments
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+ function attach($filename, $disposition = 'attachment')
+ {
+ $this->_attach_name[] = $filename;
+ $this->_attach_type[] = $this->_mime_types(next(explode('.', basename($filename))));
+ $this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Add a Header Item
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @return void
+ */
+ function _set_header($header, $value)
+ {
+ $this->_headers[$header] = $value;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Convert a String to an Array
+ *
+ * @access public
+ * @param string
+ * @return array
+ */
+ function _str_to_array($email)
+ {
+ if ( ! is_array($email))
+ {
+ if (ereg(',$', $email))
+ $email = substr($email, 0, -1);
+
+ if (ereg('^,', $email))
+ $email = substr($email, 1);
+
+ if (ereg(',', $email))
+ {
+ $x = explode(',', $email);
+ $email = array();
+
+ for ($i = 0; $i < count($x); $i ++)
+ $email[] = trim($x[$i]);
+ }
+ else
+ {
+ $email = trim($email);
+ settype($email, "array");
+ }
+ }
+ return $email;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Multipart Value
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function set_alt_message($str = '')
+ {
+ $this->alt_message = ($str == '') ? '' : $str;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Mailtype
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function set_mailtype($type = 'text')
+ {
+ $this->mailtype = ($type == 'html') ? 'html' : 'text';
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Wordwrap
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function set_wordwrap($wordwrap = TRUE)
+ {
+ $this->wordwrap = ($wordwrap === FALSE) ? FALSE : TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Protocol
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function set_protocol($protocol = 'mail')
+ {
+ $this->protocol = ( ! in_array($protocol, $this->_protocols, TRUE)) ? 'mail' : strtolower($protocol);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Priority
+ *
+ * @access public
+ * @param integer
+ * @return void
+ */
+ 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 = $n;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Newline Character
+ *
+ * @access public
+ * @param string
+ * @return void
+ */
+ function set_newline($newline = "\n")
+ {
+ if ($newline != "\n" AND $newline != "\r\n" AND $newline != "\r")
+ {
+ $this->newline = "\n";
+ return;
+ }
+
+ $this->newline = $newline;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Message Boundary
+ *
+ * @access private
+ * @return void
+ */
+ 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
+ */
+ 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
+ */
+ 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 $this->protocol;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Get Mail Encoding
+ *
+ * @access private
+ * @param bool
+ * @return string
+ */
+ function _get_encoding($return = true)
+ {
+ $this->_encoding = ( ! in_array($this->_encoding, $this->_bit_depths)) ? '7bit' : $this->_encoding;
+
+ if ( ! in_array($this->charset, $this->_base_charsets, TRUE))
+ $this->_encoding = "8bit";
+
+ if ($return == true)
+ return $this->_encoding;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Get content type (text/html/attachment)
+ *
+ * @access private
+ * @return string
+ */
+ function _get_content_type()
+ {
+ if ($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 public
+ * @return string
+ */
+ function _set_date()
+ {
+ $timezone = date("Z");
+ $operator = (substr($timezone, 0, 1) == '-') ? '-' : '+';
+ $timezone = abs($timezone);
+ $timezone = floor($timezone/3600) * 100 + ($timezone % 3600 ) / 60;
+
+ return sprintf("%s %s%04d", date("D, j M Y H:i:s"), $operator, $timezone);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Mime message
+ *
+ * @access private
+ * @return string
+ */
+ function _get_mime_message()
+ {
+ return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format.";
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Validate Email Address
+ *
+ * @access public
+ * @param string
+ * @return bool
+ */
+ 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', $val);
+ return FALSE;
+ }
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Email Validation
+ *
+ * @access public
+ * @param string
+ * @return bool
+ */
+ function valid_email($address)
+ {
+ if ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address))
+ return FALSE;
+ else
+ return TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Clean Extended Email Address: Joe Smith <joe@smith.com>
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+ function clean_email($email)
+ {
+ if ( ! is_array($email))
+ {
+ if (preg_match('/\<(.*)\>/', $email, $match))
+ return $match['1'];
+ else
+ return $email;
+ }
+
+ $clean_email = array();
+
+ for ($i=0; $i < count($email); $i++)
+ {
+ if (preg_match( '/\<(.*)\>/', $email[$i], $match))
+ $clean_email[] = $match['1'];
+ else
+ $clean_email[] = $email[$i];
+ }
+
+ return $clean_email;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Build alternative plain text message
+ *
+ * This function provides the raw message for use
+ * in plain-text headers of HTML-formatted emails.
+ * If the user hasn't specified his own alternative message
+ * it creates one by stripping the HTML
+ *
+ * @access private
+ * @return string
+ */
+ function _get_alt_message()
+ {
+ if ($this->alt_message != "")
+ {
+ return $this->word_wrap($this->alt_message, '76');
+ }
+
+ if (eregi( '\<body(.*)\</body\>', $this->_body, $match))
+ {
+ $body = $match['1'];
+ $body = substr($body, strpos($body, ">") + 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
+ */
+ 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
+ $str = preg_replace("/\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 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 public
+ * @param string
+ * @return string
+ */
+ 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());
+ $this->_set_header('Mime-Version', '1.0');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Write Headers as a string
+ *
+ * @access public
+ * @return void
+ */
+ function _write_headers()
+ {
+ if ($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')
+ $this->_header_str = substr($this->_header_str, 0, -1);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Build Final Body and attachments
+ *
+ * @access public
+ * @return void
+ */
+ 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') ? $this->newline : '';
+
+ switch ($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;
+
+ return;
+ }
+
+ $hdr .= $this->newline . $this->newline . $this->_body;
+
+ $this->_finalbody = $hdr;
+ return;
+
+ break;
+ case 'html' :
+
+ $hdr .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline;
+ $hdr .= $this->_get_mime_message() . $this->newline . $this->newline;
+ $hdr .= "--" . $this->_alt_boundary . $this->newline;
+
+ $hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
+ $hdr .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline;
+ $hdr .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
+
+ $hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
+ $hdr .= "Content-Transfer-Encoding: quoted-printable";
+
+ $this->_body = $this->_prep_quoted_printable($this->_body);
+
+ if ($this->_get_protocol() == 'mail')
+ {
+ $this->_header_str .= $hdr;
+ $this->_finalbody = $this->_body . $this->newline . $this->newline . "--" . $this->_alt_boundary . "--";
+
+ return;
+ }
+
+ $hdr .= $this->newline . $this->newline;
+ $hdr .= $this->_body . $this->newline . $this->newline . "--" . $this->_alt_boundary . "--";
+
+ $this->_finalbody = $hdr;
+ return;
+
+ break;
+ case 'plain-attach' :
+
+ $hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline;
+ $hdr .= $this->_get_mime_message() . $this->newline . $this->newline;
+ $hdr .= "--" . $this->_atc_boundary . $this->newline;
+
+ $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;
+
+ $body = $this->_body . $this->newline . $this->newline;
+ }
+
+ $hdr .= $this->newline . $this->newline;
+ $hdr .= $this->_body . $this->newline . $this->newline;
+
+ break;
+ case 'html-attach' :
+
+ $hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline;
+ $hdr .= $this->_get_mime_message() . $this->newline . $this->newline;
+ $hdr .= "--" . $this->_atc_boundary . $this->newline;
+
+ $hdr .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline .$this->newline;
+ $hdr .= "--" . $this->_alt_boundary . $this->newline;
+
+ $hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
+ $hdr .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline;
+ $hdr .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
+
+ $hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
+ $hdr .= "Content-Transfer-Encoding: quoted-printable";
+
+ $this->_body = $this->_prep_quoted_printable($this->_body);
+
+ if ($this->_get_protocol() == 'mail')
+ {
+ $this->_header_str .= $hdr;
+
+ $body = $this->_body . $this->newline . $this->newline;
+ $body .= "--" . $this->_alt_boundary . "--" . $this->newline . $this->newline;
+ }
+
+ $hdr .= $this->newline . $this->newline;
+ $hdr .= $this->_body . $this->newline . $this->newline;
+ $hdr .= "--" . $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, 'r'))
+ {
+ $this->_set_error_message('email_attachment_unreadable', $filename);
+ return FALSE;
+ }
+
+ $attachment[$z++] = chunk_split(base64_encode(fread($fp, $file)));
+ fclose($fp);
+ }
+
+ if ($this->_get_protocol() == 'mail')
+ {
+ $this->_finalbody = $body . implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--";
+
+ return;
+ }
+
+ $this->_finalbody = $hdr.implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--";
+
+ return;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Prep Quoted Printable
+ *
+ * Prepares string for Quoted-Printable Content-Transfer-Encoding
+ * Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt
+ *
+ * @access public
+ * @param string
+ * @param integer
+ * @return string
+ */
+ function _prep_quoted_printable($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);
+
+ // Standardize newlines
+ $str = preg_replace("/\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 = preg_split("/\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') ? $escape.sprintf('%02s', dechex($char)) : $char;
+ }
+
+ // encode = signs
+ if ($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 $output;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Send Email
+ *
+ * @access public
+ * @return bool
+ */
+ function send()
+ {
+ if ($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
+ */
+ function batch_bcc_send()
+ {
+ $float = $this->bcc_batch_size -1;
+
+ $flag = 0;
+ $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
+ */
+ function _unwrap_specials()
+ {
+ $this->_finalbody = preg_replace_callback("/\{unwrap\}(.*?)\{\/unwrap\}/si", array($this, '_remove_nl_callback'), $this->_finalbody);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Strip line-breaks via callback
+ *
+ * @access private
+ * @return string
+ */
+ function _remove_nl_callback($matches)
+ {
+ return preg_replace("/(\r\n)|(\r)|(\n)/", "", $matches['1']);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Spool mail to the mail server
+ *
+ * @access private
+ * @return bool
+ */
+ 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', $this->_get_protocol());
+ return true;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Send using mail()
+ *
+ * @access private
+ * @return bool
+ */
+ function _send_with_mail()
+ {
+ if ($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
+ */
+ function _send_with_sendmail()
+ {
+ $fp = @popen($this->mailpath . " -oi -f ".$this->clean_email($this->_headers['From'])." -t", 'w');
+
+ if ( ! is_resource($fp))
+ {
+ $this->_set_error_message('email_no_socket');
+ return FALSE;
+ }
+
+ fputs($fp, $this->_header_str);
+ fputs($fp, $this->_finalbody);
+ pclose($fp) >> 8 & 0xFF;
+
+ return TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Send using SMTP
+ *
+ * @access private
+ * @return bool
+ */
+ 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');
+
+ $this->_send_data($this->_header_str . $this->_finalbody);
+
+ $this->_send_data('.');
+
+ $reply = $this->_get_smtp_data();
+
+ $this->_set_error_message($reply);
+
+ if (substr($reply, 0, 3) != '250')
+ {
+ $this->_set_error_message('email_smtp_error', $reply);
+ return FALSE;
+ }
+
+ $this->_send_command('quit');
+ return true;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * SMTP Connect
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+ 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 $this->_send_command('hello');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Send SMTP command
+ *
+ * @access private
+ * @param string
+ * @param string
+ * @return string
+ */
+ function _send_command($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
+ */
+ 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 = $this->_get_smtp_data();
+
+ if (substr($reply, 0, 3) != '334')
+ {
+ $this->_set_error_message('email_failed_smtp_login', $reply);
+ return FALSE;
+ }
+
+ $this->_send_data(base64_encode($this->smtp_user));
+
+ $reply = $this->_get_smtp_data();
+
+ if (substr($reply, 0, 3) != '334')
+ {
+ $this->_set_error_message('email_smtp_auth_un', $reply);
+ return FALSE;
+ }
+
+ $this->_send_data(base64_encode($this->smtp_pass));
+
+ $reply = $this->_get_smtp_data();
+
+ if (substr($reply, 0, 3) != '235')
+ {
+ $this->_set_error_message('email_smtp_auth_pw', $reply);
+ return FALSE;
+ }
+
+ return true;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Send SMTP data
+ *
+ * @access private
+ * @return bool
+ */
+ function _send_data($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
+ */
+ function _get_smtp_data()
+ {
+ $data = "";
+
+ while ($str = fgets($this->_smtp_connect, 512))
+ {
+ $data .= $str;
+
+ if (substr($str, 3, 1) == " ")
+ break;
+ }
+
+ return $data;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Get Hostname
+ *
+ * @access private
+ * @return string
+ */
+ function _get_hostname()
+ {
+ return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain';
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Get IP
+ *
+ * @access private
+ * @return string
+ */
+ function _get_ip()
+ {
+ if ($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 = $fip;
+
+ if (strstr($this->_IP, ','))
+ {
+ $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
+ */
+ 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 $msg;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set Message
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+ function _set_error_message($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, $line)."<br />";
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Mime Types
+ *
+ * @access private
+ * @param string
+ * @return string
+ */
+ function _mime_types($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
+?>
\ No newline at end of file |