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<?php
/**
* utilities
*
* @package
* @author sgh
* @copyright The Tai
* @version 2010
* @access public
*/
if (!defined('BASEPATH')) exit('No direct script access allowed');
Class mail{
var $useragent = "PHP";
var $mailpath = "/usr/sbin/sendmail"; // Sendmail path
var $protocol = "sendmail"; // mail/sendmail/smtp
var $smtp_host = "www.mucinstar.com"; // SMTP Server. Example: mail.earthlink.net
var $smtp_user = "info@mucinstar.com"; // SMTP Username
var $smtp_pass = "a1d2m3in"; // 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 = "html"; // 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 = FALSE; // 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 $_priorities = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
/**
* Constructor - Sets Email Preferences
*
* The constructor can be passed an array of config values
*/
function Email($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");
}
function getEmailInformation() {
return array(
'useragent' => $this->useragent,
'mailpath'=> $this->mailpath,
'protocol'=> $this->protocol,
'smtp_host'=> $this->smtp_host,
'smtp_user'=> $this->smtp_user,
'smtp_pass'=> $this->smtp_pass,
'smtp_port'=> $this->smtp_port,
'smtp_timeout'=> $this->smtp_timeout,
'wordwrap'=> $this->wordwrap,
'wrapchars'=> $this->wrapchars,
'mailtype'=> $this->mailtype,
'charset'=> $this->charset,
'multipart'=> $this->multipart,
'alt_message'=> $this->alt_message,
'validate'=> $this->validate,
'priority'=> $this->priority,
'newline'=> $this->newline,
'crlf'=> $this->crlf,
'send_multipart'=>$this->send_multipart,
'_smtp_auth'=>$this->_smtp_auth,
'_safe_mode'=>$this->_safe_mode,
'_subject'=>$this->_subject,
'_body'=>$this->_body
);
}
// --------------------------------------------------------------------
/**
* 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($from));
}
// prepare the display name
if ($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.'>');
}
// --------------------------------------------------------------------
/**
* 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 = $replyto;
}
if (strncmp($name, '"', 1) != 0) {
$name = '"'.$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 = $this->_prep_q_encoding($subject);
$this->_set_header('Subject', $subject);
}
// --------------------------------------------------------------------
/**
* Set Body
*
* @access public
* @param string
* @return void
*/
function message($body) {
$this->_body = stripslashes(rtrim(str_replace("\r", "", $body)));
}
// --------------------------------------------------------------------
/**
* Assign file attachments
*
* @access public
* @param string
* @return void
*/
function attach($filename, $disposition = 'attachment') {
$this->_attach_name[] = $filename;
$this->_attach_type[] = $this->_mime_types(next(explode('.', basename($filename))));
$this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters
}
// --------------------------------------------------------------------
/**
* Add a Header Item
*
* @access private
* @param string
* @param string
* @return void
*/
function _set_header($header, $value) {
$this->_headers[$header] = $value;
}
// --------------------------------------------------------------------
/**
* Convert a String to an Array
*
* @access private
* @param string
* @return array
*/
function _str_to_array($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 $email;
}
// --------------------------------------------------------------------
/**
* Set Multipart Value
*
* @access public
* @param string
* @return void
*/
function set_alt_message($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 = $newline;
}
// --------------------------------------------------------------------
/**
* Set CRLF
*
* @access public
* @param string
* @return void
*/
function set_crlf($crlf = "\n") {
if ($crlf != "\n" AND $crlf != "\r\n" AND $crlf != "\r") {
$this->crlf = "\n";
return;
}
$this->crlf = $crlf;
}
// --------------------------------------------------------------------
/**
* 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)) ? '8bit' : $this->_encoding;
foreach ($this->_base_charsets as $charset) {
if (strncmp($charset, $this->charset, strlen($charset)) == 0) {
$this->_encoding = '7bit';
}
}
if ($return == TRUE) {
return $this->_encoding;
}
}
// --------------------------------------------------------------------
/**
* Get content type (text/html/attachment)
*
* @access private
* @return string
*/
function _get_content_type() {
if ($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
*/
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, $timezone);
}
// --------------------------------------------------------------------
/**
* Mime message
*
* @access private
* @return string
*/
function _get_mime_message() {
return "This is a multi-part message in MIME format.".$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', $val);
return FALSE;
}
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Email Validation
*
* @access public
* @param string
* @return bool
*/
function valid_email($address) {
return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address)) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Clean Extended Email Address: Joe Smith <joe@smith.com>
*
* @access public
* @param string
* @return string
*/
function clean_email($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 $clean_email;
}
// --------------------------------------------------------------------
/**
* Build alternative plain text message
*
* This function provides the raw message for use
* in plain-text headers of HTML-formatted emails.
* If the user hasn't specified his own alternative message
* it creates one by stripping the HTML
*
* @access private
* @return string
*/
function _get_alt_message() {
if ($this->alt_message != "") {
return $this->word_wrap($this->alt_message, '76');
}
if (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
*/
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 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
*/
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());
$this->_set_header('Mime-Version', '1.0');
}
// --------------------------------------------------------------------
/**
* Write Headers as a string
*
* @access private
* @return void
*/
function _write_headers() {
if ($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
*/
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 = $hdr;
return;
break;
case 'html' :
if ($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;
$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 . $this->newline;
if ($this->send_multipart !== FALSE) {
$this->_finalbody .= "--" . $this->_alt_boundary . "--";
}
return;
}
$hdr .= $this->newline . $this->newline;
$hdr .= $this->_body . $this->newline . $this->newline;
if ($this->send_multipart !== FALSE) {
$hdr .= "--" . $this->_alt_boundary . "--";
}
$this->_finalbody = $hdr;
return;
break;
case 'plain-attach' :
$hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline . $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 . $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, FOPEN_READ)) {
$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."--".$this->_atc_boundary."--";
return;
}
// --------------------------------------------------------------------
/**
* Prep Quoted Printable
*
* Prepares string for Quoted-Printable Content-Transfer-Encoding
* Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt
*
* @access private
* @param string
* @param integer
* @return string
*/
function _prep_quoted_printable($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);
// 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 $output;
}
// --------------------------------------------------------------------
/**
* Prep Q Encoding
*
* Performs "Q Encoding" on a string for use in email headers. It's related
* but not identical to quoted-printable, so it has its own method
*
* @access public
* @param str
* @param bool // set to TRUE for processing From: headers
* @return str
*/
function _prep_q_encoding($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 $str;
}
// --------------------------------------------------------------------
/**
* Send Email
*
* @access public
* @return bool
*/
function send() {
if ($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;
$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) {
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
*/
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)) {
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 ($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);
$this->_set_error_message('email_no_socket');
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Send using SMTP
*
* @access private
* @return bool
*/
function _send_with_smtp() {
if ($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
*/
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 = $this->_get_smtp_data();
if (strncmp($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', $reply);
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Send SMTP data
*
* @access private
* @return bool
*/
function _send_data($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 $msg;
}
// --------------------------------------------------------------------
/**
* Set Message
*
* @access private
* @param string
* @return string
*/
function _set_error_message($msg, $val = '') {
$this->_debug_msg[] = str_replace('%s', $val, $msg)."<br />";
}
// --------------------------------------------------------------------
/**
* Mime Types
*
* @access private
* @param string
* @return string
*/
function _mime_types($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)];
}
function sendMail($from,$to,$subject,$message,$cc='',$bcc='') {
$mail = simplexml_load_file("file/config/mail.xml");
$CI =& get_instance();
$config=array(
'protocol'=> 'smtp',
'smtp_host'=> $CI->encrypt->decode($mail->mail_setting_smtp_host),
'smtp_port'=> $CI->encrypt->decode($mail->mail_setting_smtp_port),
'smtp_user'=> $CI->encrypt->decode($mail->mail_setting_smtp_username),
'smtp_pass'=> $CI->encrypt->decode($mail->mail_setting_smtp_password),
'wordwrap'=>TRUE,
'mailtype'=>'html',
'charset'=>'utf-8',
'smtp_timeout' => 30
);
$email=new mail($config);
$email->from($from);
$email->to($to);
if($cc!='') {
$email->cc($cc);
}
if($bcc!='') {
$email->bcc($bcc);
}
$email->set_newline("\r\n");
$email->subject($subject);
$email->message($message);
if($email->send()) {//send mail ok
return true;
}else {//send mail failed!
return false;
}
}
}
?>