<?php
/**
* Email Class
*
* Permits email to be sent using Mail, Sendmail, or SMTP.
* @version 0.1
* @package Frog
* @author Philippe Archambault <philippe.archambault@gmail.com>
* @license http://www.opensource.org/licenses/mit-license.html MIT License
*/
class Email
{
public $useragent = "Frog framework";
public $mailpath = "/usr/sbin/sendmail"; // Sendmail path
public $protocol = "mail"; // mail/sendmail/smtp
public $smtp_host = ""; // SMTP Server. Example: mail.earthlink.net
public $smtp_user = ""; // SMTP Username
public $smtp_pass = ""; // SMTP Password
public $smtp_port = "25"; // SMTP Port
public $smtp_timeout = 5; // SMTP Timeout in seconds
public $wordwrap = true; // true/false Turns word-wrap on/off
public $wrapchars = "76"; // Number of characters to wrap at.
public $mailtype = "text"; // text/html Defines email formatting
public $charset = "utf-8"; // Default char set: iso-8859-1 or us-ascii
public $multipart = "mixed"; // "mixed" (in the body) or "related" (separate)
public $alt_message = ''; // Alternative message for HTML emails
public $validate = false; // true/false. Enables email validation
public $priority = "3"; // Default priority (1 - 5)
public $newline = "\n"; // Default newline. "\r\n" or "\n" (Use "\r\n" to comply with RFC 822)
public $bcc_batch_mode = false; // true/false Turns on/off Bcc batch feature
public $bcc_batch_size = 200; // If bcc_batch_mode = true, sets max number of Bccs in each batch
private $_subject = "";
private $_body = "";
private $_finalbody = "";
private $_alt_boundary = "";
private $_atc_boundary = "";
private $_header_str = "";
private $_smtp_connect = "";
private $_encoding = "8bit";
private $_safe_mode = false;
private $_IP = false;
private $_smtp_auth = false;
private $_replyto_flag = false;
private $_debug_msg = array();
private $_recipients = array();
private $_cc_array = array();
private $_bcc_array = array();
private $_headers = array();
private $_attach_name = array();
private $_attach_type = array();
private $_attach_disp = array();
private $_protocols = array('mail', 'sendmail', 'smtp');
private $_base_charsets = array('iso-8859-1', 'us-ascii');
private $_bit_depths = array('7bit', '8bit');
private $_priorities = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
/**
* Constructor - Sets Email Preferences
*
* The constructor can be passed an array of config values
*/
public function __construct($config = array())
{
if (count($config) > 0) {
$this->initialize($config);
}
}
/**
* Initialize preferences
*
* @param array configs
*
* @return void
*/
public function initialize($configs = array())
{
$this->clear();
foreach ($configs 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 == '' && $this->smtp_pass == '') ? false : true;
$this->_safe_mode = (@ini_get("safe_mode") == 0) ? false : true;
}
/**
* Initialize the Email Data
*
* @param boolean clear attachment
*
* @return void
*/
public function clear($clear_attachments = false)
{
$this->_subject = "";
$this->_body = "";
$this->_finalbody = "";
$this->_header_str = "";
$this->_replyto_flag = false;
$this->_recipients = array();
$this->_headers = array();
$this->_debug_msg = array();
$this->_set_header('User-Agent', $this->useragent);
$this->_set_header('Date', $this->_setDate());
if ($clear_attachments !== false) {
$this->_attach_name = array();
$this->_attach_type = array();
$this->_attach_disp = array();
}
}
/**
* Set FROM
*
* @param string
* @param string
*
* @return void
*/
public function from($from, $name = '')
{
if (preg_match( '/\<(.*)\>/', $from, $match))
$from = $match['1'];
if ($this->validate) {
$this->validateEmail($this->_str2array($from));
}
if ($name != '' && substr($name, 0, 1) != '"') {
$name = '"'.$name.'"';
}
$this->_setHeader('From', $name.' <'.$from.'>');
$this->_setHeader('Return-Path', '<'.$from.'>');
}
/**
* Set Reply-to
*
* @param string
* @param string
* @return void
*/
public function replyTo($replyto, $name = '')
{
if (preg_match( '/\<(.*)\>/', $replyto, $match))
$replyto = $match['1'];
if ($this->validate)
$this->validateEmail($this->_str2array($replyto));
if ($name == '') {
$name = $replyto;
}
if (substr($name, 0, 1) != '"') {
$name = '"'.$name.'"';
}
$this->_setHeader('Reply-To', $name.' <'.$replyto.'>');
$this->_replyto_flag = true;
}
/**
* Set Recipients
*
* @param string
*
* @return void
*/
public function to($to)
{
$to = $this->_str2array($to);
$to = $this->cleanEmail($to);
if ($this->validate) {
$this->validateEmail($to);
}
if ($this->_getProtocol() != 'mail') {
$this->_setHeader('To', implode(", ", $to));
}
switch ($this->_getProtocol()) {
case 'smtp':
$this->_recipients = $to;
break;
case 'sendmail':
$this->_recipients = implode(", ", $to);
break;
case 'mail':
$this->_recipients = implode(", ", $to);
break;
}
}
/**
* Set CC
*
* @param string
* @return void
*/
function cc($cc)
{
$cc = $this->_str2array($cc);
$cc = $this->cleanEmail($cc);
if ($this->validate) {
$this->validateEmail($cc);
}
$this->_setHeader('Cc', implode(", ", $cc));
if ($this->_getProtocol() == "smtp") {
$this->_cc_array = $cc;
}
}
/**
* Set BCC
*
* @param string bcc
* @param string limit
*
* @return void
*/
public function bcc($bcc, $limit = '')
{
if ($limit != '' && is_numeric($limit)) {
$this->bcc_batch_mode = true;
$this->bcc_batch_size = $limit;
}
$bcc = $this->_str2array($bcc);
$bcc = $this->cleanEmail($bcc);
if ($this->validate) {
$this->validateEmail($bcc);
}
if (($this->_getProtocol() == "smtp") || ($this->bcc_batch_mode && count($bcc) > $this->bcc_batch_size)) {
$this->_bcc_array = $bcc;
} else {
$this->_setHeader('Bcc', implode(", ", $bcc));
}
}
/**
* Set Email Subject
*
* @param string subject
*
* @return void
*/
public function subject($subject)
{
$subject = preg_replace("/(\r\n)|(\r)|(\n)/", "", $subject);
$subject = preg_replace("/(\t)/", " ", $subject);
$this->_setHeader('Subject', trim($subject));
}
/**
* Set Body
*
* @param string
* @return void
*/
public function message($body)
{
$this->_body = stripslashes(rtrim(str_replace("\r", "", $body)));
}
/**
* Assign file attachments
*
* @param string filename
* @param string disposition
*
* @return void
*/
public function attach($filename, $disposition = 'attachment')
{
$this->_attach_name[] = $filename;
$this->_attach_type[] = $this->_mimeTypes(next(explode('.', basename($filename))));
$this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters
}
/**
* Add a Header Item
*
* @param string
* @param string
*
* @return void
*/
private function _setHeader($header, $value)
{
$this->_headers[$header] = $value;
}
/**
* Convert a String to an Array
*
* @param string
*
* @return array
*/
private function _str2array($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 $email;
}
/**
* Set Multipart Value
*
* @param string
*
* @return void
*/
public function setAltMessage($str = '')
{
$this->alt_message = ($str == '') ? '' : $str;
}
/**
* Set Mailtype
*
* @param string
*
* @return void
*/
public function setMailtype($type = 'text')
{
$this->mailtype = ($type == 'html') ? 'html' : 'text';
}
/**
* Set Wordwrap
*
* @param string
*
* @return void
*/
public function setWordwrap($wordwrap = true)
{
$this->wordwrap = ($wordwrap === false) ? false : true;
}
/**
* Set Protocol
*
* @param string
* @return void
*/
function setProtocol($protocol = 'mail')
{
$this->protocol = ( ! in_array($protocol, $this->_protocols, true)) ? 'mail' : strtolower($protocol);
}
/**
* Set Priority
*
* @param integer
*
* @return void
*/
function setPriority($n = 3)
{
if ( ! is_numeric($n)) {
$this->priority = 3;
return;
}
if ($n < 1 || $n > 5) {
$this->priority = 3;
return;
}
$this->priority = $n;
}
/**
* Set Newline Character
*
* @param string
*
* @return void
*/
function setNewline($newline = "\n")
{
if ($newline != "\n" || $newline != "\r\n" || $newline != "\r") {
$this->newline = "\n";
return;
}
$this->newline = $newline;
}
/**
* Set Message Boundary
*
* @return void
*/
private function _setBoundaries()
{
$this->_alt_boundary = "B_ALT_".uniqid(''); // multipart/alternative
$this->_atc_boundary = "B_ATC_".uniqid(''); // attachment boundary
}
/**
* Get the Message ID
*
* @return string
*/
private function _getMessageId()
{
$from = $this->_headers['Return-Path'];
$from = str_replace(">", "", $from);
$from = str_replace("<", "", $from);
return "<".uniqid('').strstr($from, '@').">";
}
/**
* Get Mail Protocol
*
* @param bool
* @return string
*/
private function _getProtocol($return = true)
{
$this->protocol = strtolower($this->protocol);
$this->protocol = ( ! in_array($this->protocol, $this->_protocols, true)) ? 'mail' : $this->protocol;
if ($return == true) {
return $this->protocol;
}
}
/**
* Get Mail Encoding
*
* @param bool
* @return string
*/
private function _getEncoding($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 $this->_encoding;
}
}
/**
* Get content type (text/html/attachment)
*
* @return string
*/
private function _getContentType()
{
if ($this->mailtype == 'html' && count($this->_attach_name) == 0) {
return 'html';
} else if ($this->mailtype == 'html' && count($this->_attach_name) > 0) {
return 'html-attach';
} else if ($this->mailtype == 'text' && count($this->_attach_name) > 0) {
return 'plain-attach';
} else {
return 'plain';
}
}
/**
* Set RFC 822 Date
*
* @return string
*/
private function _setDate()
{
$timezone = date("Z");
$operator = (substr($timezone, 0, 1) == '-') ? '-' : '+';
$timezone = abs($timezone);
$timezone = ($timezone/3600) * 100 + ($timezone % 3600) /60;
return sprintf("%s %s%04d", date("D, j M Y H:i:s"), $operator, $timezone);
}
/**
* Mime message
*
* @return string
*/
private function _getMimeMessage()
{
return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format.";
}
/**
* Validate Email Address
*
* @param string
* @return bool
*/
public function validateEmail($email)
{
if ( ! is_array($email)) {
//$this->_set_error_message('email_must_be_array');
//log_error('Email address must be an array');
//return false;
$email = array($email);
}
foreach ($email as $val) {
if ( ! $this->validEmail($val)) {
//$this->_set_error_message('email_invalid_address', $val);
log_error('Email address invalid: "'.$val.'"');
return false;
}
}
}
/**
* Email Validation
*
* @param string
* @return bool
*/
function validEmail($address)
{
return (bool) preg_match(EMAIL_FORMAT, $address);
}
/**
* Clean Extended Email Address: Joe Smith <joe@smith.com>
*
* @param string
* @return string
*/
function cleanEmail($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 $clean_email;
}
/**
* Build alternative plain text message
*
* This function provides the raw message for use
* in plain-text headers of HTML-formatted emails.
* If the user hasn't specified his own alternative message
* it creates one by stripping the HTML
*
* @return string
*/
private function _getAltMessage()
{
if ($this->alt_message != "") {
return $this->_wordwrap($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 $this->_wordwrap($body, '76');
}
/**
* Word Wrap
*
* @param string
* @param integer
* @return string
*/
private function _wordwrap($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
*
* @param string
* @return string
*/
private function _buildHeaders()
{
$this->_setHeader('X-Sender', $this->cleanEmail($this->_headers['From']));
$this->_setHeader('X-Mailer', $this->useragent);
$this->_setHeader('X-Priority', $this->_priorities[$this->priority - 1]);
$this->_setHeader('Message-ID', $this->_getMessageId());
$this->_setHeader('Mime-Version', '1.0');
}
/**
* Write Headers as a string
*
* @return void
*/
private function _writeHeaders()
{
if ($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->_getProtocol() == 'mail') {
$this->_header_str = substr($this->_header_str, 0, -1);
}
}
/**
* Build Final Body and attachments
*
* @return void
*/
private function _buildMessage()
{
if ($this->wordwrap === true && $this->mailtype != 'html') {
$this->_body = $this->_wordwrap($this->_body);
}
$this->_setBoundaries();
$this->_writeHeaders();
$hdr = ($this->_getProtocol() == 'mail') ? $this->newline : '';
switch ($this->_getContentType()) {
case 'plain':
$hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: " . $this->_getEncoding();
if ($this->_getProtocol() == '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->_getMimeMessage() . $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->_getEncoding() . $this->newline . $this->newline;
$hdr .= $this->_getAltMessage() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
$hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: quoted/printable";
if ($this->_getProtocol() == '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->_getMimeMessage() . $this->newline . $this->newline;
$hdr .= "--" . $this->_atc_boundary . $this->newline;
$hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: " . $this->_getEncoding();
if ($this->_getProtocol() == '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->_getMimeMessage() . $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->_getEncoding() . $this->newline . $this->newline;
$hdr .= $this->_getAltMessage() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline;
$hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline;
$hdr .= "Content-Transfer-Encoding: quoted/printable";
if ($this->_getProtocol() == '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', $filename);
//log_error('Email attachment missing: "'.$filename.'"');
return;
}
$h = "--".$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', $filename);
//log_error('Email attachment unreadable: "'.$filename.'"');
return;
}
$attachment[$z++] = chunk_split(base64_encode(fread($fp, $file)));
fclose($fp);
}
if ($this->_getProtocol() == 'mail') {
$this->_finalbody = $body . implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--";
return;
}
$this->_finalbody = $hdr.implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--";
}
/**
* Send Email
*
* @return bool
*/
function send()
{
if ($this->_replyto_flag == false) {
$this->replyTo($this->_headers['From']);
}
if (( ! isset($this->_recipients) && ! isset($this->_headers['To'])) &&
( ! isset($this->_bcc_array) && ! isset($this->_headers['Bcc'])) &&
( ! isset($this->_headers['Cc']))) {
//$this->_set_error_message('email_no_recipients');
//log_error('Email without recipients');
return false;
}
$this->_buildHeaders();
if ($this->bcc_batch_mode && count($this->_bcc_array) > 0) {
if (count($this->_bcc_array) > $this->bcc_batch_size)
return $this->batchBccSend();
}
$this->_buildMessage();
if ( ! $this->_spoolEmail())
return false;
else
return true;
}
/**
* Batch Bcc Send. Sends groups of BCCs in batches
*
* @access public
* @return bool
*/
function batchBccSend()
{
$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 = $this->_str2array($chunk[$i]);
$bcc = $this->cleanEmail($bcc);
if ($this->protocol != 'smtp')
$this->_setHeader('Bcc', implode(", ", $bcc));
else
$this->_bcc_array = $bcc;
$this->_buildMessage();
$this->_spoolEmail();
}
}
/**
* Unwrap special elements
*
* @access private
* @return void
*/
function _unwrapSpecials()
{
$this->_finalbody = preg_replace_callback("/\{unwrap\}(.*?)\{\/unwrap\}/si", array($this, '_removeNlCallback'), $this->_finalbody);
}
/**
* Strip line-breaks via callback
*
* @access private
* @return string
*/
function _removeNlCallback($matches)
{
return preg_replace("/(\r\n)|(\r)|(\n)/", "", $matches['1']);
}
/**
* Spool mail to the mail server
*
* @return bool
*/
private function _spoolEmail()
{
$this->_unwrapSpecials();
switch ($this->_getProtocol()) {
case 'mail':
if ( ! $this->_sendWithMail()) {
//$this->_set_error_message('email_send_failure_phpmail');
//log_error('Email send a "mail" failure');
return false;
}
break;
case 'sendmail':
if ( ! $this->_sendWithSendmail()) {
//$this->_set_error_message('email_send_failure_sendmail');
//log_error('Email send a "sendmail" failure');
return false;
}
break;
case 'smtp':
if ( ! $this->_sendWithSmtp()) {
//$this->_set_error_message('email_send_failure_smtp');
//log_error('Email send a "SMTP" failure');
return false;
}
break;
}
//$this->_set_error_message('email_sent', $this->_get_protocol());
//log_error('Email wrong protocol used: "'.$this->_getProtocol().'"');
return true;
}
/**
* Send using mail()
*
* @return bool
*/
private function _sendWithMail()
{
if ($this->_safe_mode == true) {
if ( ! mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str))
return false;
else
return true;
} else {
if ( ! mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, "-f".$this->cleanEmail($this->_headers['From'])))
return false;
else
return true;
}
}
/**
* Send using Sendmail
*
* @return bool
*/
private function _sendWithSendmail()
{
$fp = @popen($this->mailpath . " -oi -f ".$this->cleanEmail($this->_headers['From'])." -t", 'w');
if ( ! is_resource($fp)) {
//$this->_set_error_message('email_no_socket');
//log_error('Email "sendmail" without socket');
return false;
}
fputs($fp, $this->_header_str);
fputs($fp, $this->_finalbody);
pclose($fp) >> 8 & 0xFF;
return true;
}
/**
* Send using SMTP
*
* @return bool
*/
private function _sendWithSmtp()
{
if ($this->smtp_host == '') {
//$this->_set_error_message('email_no_hostname');
//log_error('Email without hostname');
return false;
}
$this->_smtpConnect();
$this->_smtpAuthenticate();
$this->_sendCommand('from', $this->cleanEmail($this->_headers['From']));
foreach($this->_recipients as $val)
$this->_sendCommand('to', $val);
if (count($this->_cc_array) > 0) {
foreach($this->_cc_array as $val) {
if ($val != "")
$this->_sendCommand('to', $val);
}
}
if (count($this->_bcc_array) > 0) {
foreach($this->_bcc_array as $val) {
if ($val != "")
$this->_sendCommand('to', $val);
}
}
$this->_sendCommand('data');
$this->_sendData($this->_header_str . $this->_finalbody);
$this->_send_data('.');
$reply = $this->_getSmtpData();
//$this->_set_error_message($reply);
log_error($reply);
if (substr($reply, 0, 3) != '250') {
//$this->_set_error_message('email_smtp_error', $reply);
//log_error('SMPT error: "'.$reply.'"');
return false;
}
$this->_sendCommand('quit');
return true;
}
/**
* SMTP Connect
*
* @param string
* @return string
*/
private function _smtpConnect()
{
$this->_smtp_connect = fsockopen($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);
//log_error('SMPT error: "'.$errno." ".$errstr.'"');
return false;
}
//$this->_set_error_message($this->_get_smtp_data());
//log_error($this->_getSmtpData());
return $this->_sendCommand('hello');
}
/**
* Send SMTP command
*
* @param string
* @param string
* @return string
*/
private function _sendCommand($cmd, $data = '')
{
switch ($cmd) {
case 'hello':
if ($this->_smtp_auth || $this->_getEncoding() == '8bit')
$this->_sendData('EHLO '.$this->_getHostname());
else
$this->_sendData('HELO '.$this->_getHostname());
$resp = 250;
break;
case 'from':
$this->_sendData('MAIL FROM:<'.$data.'>');
$resp = 250;
break;
case 'to':
$this->_sendData('RCPT TO:<'.$data.'>');
$resp = 250;
break;
case 'data' :
$this->_sendData('DATA');
$resp = 354;
break;
case 'quit' :
$this->_sendData('QUIT');
$resp = 221;
break;
}
$reply = $this->_getSmtpData();
$this->_debug_msg[] = "<pre>".$cmd.": ".$reply."</pre>";
if (substr($reply, 0, 3) != $resp) {
//$this->_set_error_message('email_smtp_error', $reply);
//log_error('SMPT error: "'.$reply.'"');
return false;
}
if ($cmd == 'quit')
fclose($this->_smtp_connect);
return true;
}
/**
* SMTP Authenticate
*
* @return bool
*/
private function _smtpAuthenticate()
{
if ( ! $this->_smtp_auth)
return true;
if ($this->smtp_user == "" && $this->smtp_pass == "") {
//$this->_set_error_message('email_no_smtp_unpw');
//log_error('SMPT authentification without login/password');
return false;
}
$this->_sendData('AUTH LOGIN');
$reply = $this->_getSmtpData();
if (substr($reply, 0, 3) != '334') {
//$this->_set_error_message('email_filed_smtp_login', $reply);
//log_error('SMPT login: "'.$reply.'"');
return false;
}
$this->_sendData(base64_encode($this->smtp_user));
$reply = $this->_getSmtpData();
if (substr($reply, 0, 3) != '334') {
//$this->_set_error_message('email_smtp_auth_un', $reply);
//log_error('SMPT authentification failed: "'.$reply.'"');
return false;
}
$this->_sendData(base64_encode($this->smtp_pass));
$reply = $this->_getSmtpData();
if (substr($reply, 0, 3) != '235') {
//$this->_set_error_message('email_smtp_auth_pw', $reply);
//log_error('SMPT authentification password: "'.$reply.'"');
return false;
}
return true;
}
/**
* Send SMTP data
*
* @return bool
*/
private function _sendData($data)
{
if ( ! fwrite($this->_smtp_connect, $data . $this->newline)) {
//$this->_set_error_message('email_smtp_data_failure', $data);
//log_error('SMPT email data failure with: "'.$data.'"');
return false;
} else
return true;
}
/**
* Get SMTP data
*
* @return string
*/
private function _getSmtpData()
{
$data = "";
while ($str = fgets($this->_smtp_connect, 512)) {
$data .= $str;
if (substr($str, 3, 1) == " ")
break;
}
return $data;
}
/**
* Get Hostname
*
* @return string
*/
private function _getHostname()
{
return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain';
}
/**
* Get IP
*
* @return string
*/
private function _getIp()
{
if ($this->_IP !== false) {
return $this->_IP;
}
$cip = (isset($_SERVER['HTTP_CLIENT_IP']) && $_SERVER['HTTP_CLIENT_IP'] != "") ? $_SERVER['HTTP_CLIENT_IP'] : false;
$rip = (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] != "") ? $_SERVER['REMOTE_ADDR'] : false;
$fip = (isset($_SERVER['HTTP_X_FORWARDED_FOR']) && $_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
*
* @return string
*/
function printDebugger()
{
$msg = '';
if (count($this->_debug_msg) > 0) {
foreach ($this->_debug_msg as $val) {
$msg .= $val;
}
}
$msg .= "<pre>".$this->_header_str."\n".$this->_subject."\n".$this->_finalbody.'</pre>';
return $msg;
}
/**
* Mime Types
*
* @param string
* @return string
*/
private function _mimeTypes($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 Email class