<?php

/*
  PHP version 5
  Copyright (c) 2002-2018 ECISP.CN、EarcLink.COM
  警告：这不是一个免费的软件，请在许可范围内使用，请尊重知识产权，侵权必究，举报有奖
  作者：黄祥云 E-mail:6326420@qq.com  QQ:6326420 TEL:18665655030 / 13797552220
*/

namespace application\phpmailer;

class PHPMailer {

	var $Priority = 3;
	var $CharSet = 'iso-8859-1';
	var $ContentType = 'text/plain';
	var $Encoding = '8bit';
	var $ErrorInfo = '';
	var $From = 'root@localhost';
	var $FromName = 'Root User';
	var $Sender = '';
	var $Subject = '';
	var $Body = '';
	var $AltBody = '';
	var $WordWrap = 0;
	var $Mailer = 'mail';
	var $Sendmail = '/usr/sbin/sendmail';
	var $PluginDir = '';
	var $Version = "2.0.2";
	var $ConfirmReadingTo = '';
	var $Hostname = '';
	var $MessageID = '';
	var $Host = 'localhost';
	var $Port = 25;
	var $Helo = '';
	var $SMTPSecure = "";
	var $SMTPAuth = false;
	var $Username = '';
	var $Password = '';
	var $Timeout = 10;
	var $SMTPDebug = false;
	var $SMTPKeepAlive = false;
	var $SingleTo = false;
	var $smtp = NULL;
	var $to = array();
	var $cc = array();
	var $bcc = array();
	var $ReplyTo = array();
	var $attachment = array();
	var $CustomHeader = array();
	var $message_type = '';
	var $boundary = array();
	var $language = array();
	var $error_count = 0;
	var $LE = "\n";
	var $sign_key_file = "";
	var $sign_key_pass = "";

	function IsHTML($bool) {
		if ($bool == true) {
			$this->ContentType = 'text/html';
		} else {
			$this->ContentType = 'text/plain';
		}
	}

	function IsSMTP() {
		$this->Mailer = 'smtp';
	}

	function IsMail() {
		$this->Mailer = 'mail';
	}

	function IsSendmail() {
		$this->Mailer = 'sendmail';
	}

	function IsQmail() {
		$this->Sendmail = '/var/qmail/bin/sendmail';
		$this->Mailer = 'sendmail';
	}

	function AddAddress($address, $name = '') {
		$cur = count($this->to);
		$this->to[$cur][0] = trim($address);
		$this->to[$cur][1] = $name;
	}

	function AddCC($address, $name = '') {
		$cur = count($this->cc);
		$this->cc[$cur][0] = trim($address);
		$this->cc[$cur][1] = $name;
	}

	function AddBCC($address, $name = '') {
		$cur = count($this->bcc);
		$this->bcc[$cur][0] = trim($address);
		$this->bcc[$cur][1] = $name;
	}

	function AddReplyTo($address, $name = '') {
		$cur = count($this->ReplyTo);
		$this->ReplyTo[$cur][0] = trim($address);
		$this->ReplyTo[$cur][1] = $name;
	}

	function Send() {
		$header = '';
		$body = '';
		$result = true;
		if ((count($this->to) + count($this->cc) + count($this->bcc)) < 1) {
			$this->SetError($this->Lang('provide_address'));
			return false;
		}
		if (!empty($this->AltBody)) {
			$this->ContentType = 'multipart/alternative';
		}
		$this->error_count = 0; // reset errors
		$this->SetMessageType();
		$header .= $this->CreateHeader();
		$body = $this->CreateBody();
		if ($body == '') {
			return false;
		}
		switch ($this->Mailer) {
			case 'sendmail':
				$result = $this->SendmailSend($header, $body);
				break;
			case 'smtp':
				$result = $this->SmtpSend($header, $body);
				break;
			case 'mail':
				$result = $this->MailSend($header, $body);
				break;
			default:
				$result = $this->MailSend($header, $body);
				break;
		}
		return $result;
	}

	function SendmailSend($header, $body) {
		if ($this->Sender != '') {
			$sendmail = sprintf("%s -oi -f %s -t", escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender));
		} else {
			$sendmail = sprintf("%s -oi -t", escapeshellcmd($this->Sendmail));
		}
		if (!@$mail = popen($sendmail, 'w')) {
			$this->SetError($this->Lang('execute') . $this->Sendmail);
			return false;
		}
		fputs($mail, $header);
		fputs($mail, $body);
		$result = pclose($mail);
		if (version_compare(phpversion(), '4.2.3') == -1) {
			$result = $result >> 8 & 0xFF;
		}
		if ($result != 0) {
			$this->SetError($this->Lang('execute') . $this->Sendmail);
			return false;
		}
		return true;
	}

	function MailSend($header, $body) {
		$to = '';
		for ($i = 0; $i < count($this->to); $i++) {
			if ($i != 0) {
				$to .= ', ';
			}
			$to .= $this->AddrFormat($this->to[$i]);
		}
		$toArr = split(',', $to);
		$params = sprintf("-oi -f %s", $this->Sender);
		if ($this->Sender != '' && strlen(ini_get('safe_mode')) < 1) {
			$old_from = ini_get('sendmail_from');
			ini_set('sendmail_from', $this->Sender);
			if ($this->SingleTo === true && count($toArr) > 1) {
				foreach ($toArr as $key => $val) {
					$rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
				}
			} else {
				$rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
			}
		} else {
			if ($this->SingleTo === true && count($toArr) > 1) {
				foreach ($toArr as $key => $val) {
					$rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
				}
			} else {
				$rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header);
			}
		}
		if (isset($old_from)) {
			ini_set('sendmail_from', $old_from);
		}
		if (!$rt) {
			$this->SetError($this->Lang('instantiate'));
			return false;
		}
		return true;
	}

	function SmtpSend($header, $body) {
		include_once($this->PluginDir . 'SMTP.php');
		$error = '';
		$bad_rcpt = array();
		if (!$this->SmtpConnect()) {
			return false;
		}
		$smtp_from = ($this->Sender == '') ? $this->From : $this->Sender;
		if (!$this->smtp->Mail($smtp_from)) {
			$error = $this->Lang('from_failed') . $smtp_from;
			$this->SetError($error);
			$this->smtp->Reset();
			return false;
		}
		for ($i = 0; $i < count($this->to); $i++) {
			if (!$this->smtp->Recipient($this->to[$i][0])) {
				$bad_rcpt[] = $this->to[$i][0];
			}
		}
		for ($i = 0; $i < count($this->cc); $i++) {
			if (!$this->smtp->Recipient($this->cc[$i][0])) {
				$bad_rcpt[] = $this->cc[$i][0];
			}
		}
		for ($i = 0; $i < count($this->bcc); $i++) {
			if (!$this->smtp->Recipient($this->bcc[$i][0])) {
				$bad_rcpt[] = $this->bcc[$i][0];
			}
		}
		if (count($bad_rcpt) > 0) { // Create error message
			for ($i = 0; $i < count($bad_rcpt); $i++) {
				if ($i != 0) {
					$error .= ', ';
				}
				$error .= $bad_rcpt[$i];
			}
			$error = $this->Lang('recipients_failed') . $error;
			$this->SetError($error);
			$this->smtp->Reset();
			return false;
		}
		if (!$this->smtp->Data($header . $body)) {
			$this->SetError($this->Lang('data_not_accepted'));
			$this->smtp->Reset();
			return false;
		}
		if ($this->SMTPKeepAlive == true) {
			$this->smtp->Reset();
		} else {
			$this->SmtpClose();
		}
		return true;
	}

	function SmtpConnect() {
		if ($this->smtp == NULL) {
			$this->smtp = new SMTP();
		}
		$this->smtp->do_debug = $this->SMTPDebug;
		$hosts = explode(';', $this->Host);
		$index = 0;
		$connection = ($this->smtp->Connected());
		while ($index < count($hosts) && $connection == false) {
			$hostinfo = array();
			if (eregi('^(.+):([0-9]+)$', $hosts[$index], $hostinfo)) {
				$host = $hostinfo[1];
				$port = $hostinfo[2];
			} else {
				$host = $hosts[$index];
				$port = $this->Port;
			}
			if ($this->smtp->Connect(((!empty($this->SMTPSecure)) ? $this->SMTPSecure . '://' : '') . $host, $port, $this->Timeout)) {
				if ($this->Helo != '') {
					$this->smtp->Hello($this->Helo);
				} else {
					$this->smtp->Hello($this->ServerHostname());
				}
				$connection = true;
				if ($this->SMTPAuth) {
					if (!$this->smtp->Authenticate($this->Username, $this->Password)) {
						$this->SetError($this->Lang('authenticate'));
						$this->smtp->Reset();
						$connection = false;
					}
				}
			}
			$index++;
		}
		if (!$connection) {
			$this->SetError($this->Lang('connect_host'));
		}
		return $connection;
	}

	function SmtpClose() {
		if ($this->smtp != NULL) {
			if ($this->smtp->Connected()) {
				$this->smtp->Quit();
				$this->smtp->Close();
			}
		}
	}

	function SetLanguage($lang_type, $lang_path = 'language/') {
		if (file_exists($lang_path . 'phpmailer.lang-' . $lang_type . '.php')) {
			include($lang_path . 'phpmailer.lang-' . $lang_type . '.php');
		} elseif (file_exists($lang_path . 'phpmailer.lang-en.php')) {
			include($lang_path . 'phpmailer.lang-en.php');
		} else {
			$this->SetError('Could not load language file');
			return false;
		}
		$this->language = $PHPMAILER_LANG;
		return true;
	}

	function AddrAppend($type, $addr) {
		$addr_str = $type . ': ';
		$addr_str .= $this->AddrFormat($addr[0]);
		if (count($addr) > 1) {
			for ($i = 1; $i < count($addr); $i++) {
				$addr_str .= ', ' . $this->AddrFormat($addr[$i]);
			}
		}
		$addr_str .= $this->LE;
		return $addr_str;
	}

	function AddrFormat($addr) {
		if (empty($addr[1])) {
			$formatted = $this->SecureHeader($addr[0]);
		} else {
			$formatted = $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase') . " <" . $this->SecureHeader($addr[0]) . ">";
		}
		return $formatted;
	}

	function WrapText($message, $length, $qp_mode = false) {
		$soft_break = ($qp_mode) ? sprintf(" =%s", $this->LE) : $this->LE;
		$is_utf8 = (strtolower($this->CharSet) == "utf-8");
		$message = $this->FixEOL($message);
		if (substr($message, -1) == $this->LE) {
			$message = substr($message, 0, -1);
		}
		$line = explode($this->LE, $message);
		$message = '';
		for ($i = 0; $i < count($line); $i++) {
			$line_part = explode(' ', $line[$i]);
			$buf = '';
			for ($e = 0; $e < count($line_part); $e++) {
				$word = $line_part[$e];
				if ($qp_mode and ( strlen($word) > $length)) {
					$space_left = $length - strlen($buf) - 1;
					if ($e != 0) {
						if ($space_left > 20) {
							$len = $space_left;
							if ($is_utf8) {
								$len = $this->UTF8CharBoundary($word, $len);
							} elseif (substr($word, $len - 1, 1) == "=") {
								$len--;
							} elseif (substr($word, $len - 2, 1) == "=") {
								$len -= 2;
							}
							$part = substr($word, 0, $len);
							$word = substr($word, $len);
							$buf .= ' ' . $part;
							$message .= $buf . sprintf("=%s", $this->LE);
						} else {
							$message .= $buf . $soft_break;
						}
						$buf = '';
					}
					while (strlen($word) > 0) {
						$len = $length;
						if ($is_utf8) {
							$len = $this->UTF8CharBoundary($word, $len);
						} elseif (substr($word, $len - 1, 1) == "=") {
							$len--;
						} elseif (substr($word, $len - 2, 1) == "=") {
							$len -= 2;
						}
						$part = substr($word, 0, $len);
						$word = substr($word, $len);
						if (strlen($word) > 0) {
							$message .= $part . sprintf("=%s", $this->LE);
						} else {
							$buf = $part;
						}
					}
				} else {
					$buf_o = $buf;
					$buf .= ($e == 0) ? $word : (' ' . $word);
					if (strlen($buf) > $length and $buf_o != '') {
						$message .= $buf_o . $soft_break;
						$buf = $word;
					}
				}
			}
			$message .= $buf . $this->LE;
		}
		return $message;
	}

	function UTF8CharBoundary($encodedText, $maxLength) {
		$foundSplitPos = false;
		$lookBack = 3;
		while (!$foundSplitPos) {
			$lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
			$encodedCharPos = strpos($lastChunk, "=");
			if ($encodedCharPos !== false) {
				$hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2);
				$dec = hexdec($hex);
				if ($dec < 128) { // Single byte character.
					$maxLength = ($encodedCharPos == 0) ? $maxLength :
						$maxLength - ($lookBack - $encodedCharPos);
					$foundSplitPos = true;
				} elseif ($dec >= 192) { // First byte of a multi byte character
					$maxLength = $maxLength - ($lookBack - $encodedCharPos);
					$foundSplitPos = true;
				} elseif ($dec < 192) { // Middle byte of a multi byte character, look further back
					$lookBack += 3;
				}
			} else {
				$foundSplitPos = true;
			}
		}
		return $maxLength;
	}

	function SetWordWrap() {
		if ($this->WordWrap < 1) {
			return;
		}
		switch ($this->message_type) {
			case 'alt':
			case 'alt_attachments':
				$this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap);
				break;
			default:
				$this->Body = $this->WrapText($this->Body, $this->WordWrap);
				break;
		}
	}

	function CreateHeader() {
		$result = '';
		$uniq_id = md5(uniqid(time()));
		$this->boundary[1] = 'b1_' . $uniq_id;
		$this->boundary[2] = 'b2_' . $uniq_id;
		$result .= $this->HeaderLine('Date', $this->RFCDate());
		if ($this->Sender == '') {
			$result .= $this->HeaderLine('Return-Path', trim($this->From));
		} else {
			$result .= $this->HeaderLine('Return-Path', trim($this->Sender));
		}
		if ($this->Mailer != 'mail') {
			if (count($this->to) > 0) {
				$result .= $this->AddrAppend('To', $this->to);
			} elseif (count($this->cc) == 0) {
				$result .= $this->HeaderLine('To', 'undisclosed-recipients:;');
			}
			if (count($this->cc) > 0) {
				$result .= $this->AddrAppend('Cc', $this->cc);
			}
		}
		$from = array();
		$from[0][0] = trim($this->From);
		$from[0][1] = $this->FromName;
		$result .= $this->AddrAppend('From', $from);
		if ((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->cc) > 0)) {
			$result .= $this->AddrAppend('Cc', $this->cc);
		}
		if ((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->bcc) > 0)) {
			$result .= $this->AddrAppend('Bcc', $this->bcc);
		}
		if (count($this->ReplyTo) > 0) {
			$result .= $this->AddrAppend('Reply-To', $this->ReplyTo);
		}
		if ($this->Mailer != 'mail') {
			$result .= $this->HeaderLine('Subject', $this->EncodeHeader($this->SecureHeader($this->Subject)));
		}
		if ($this->MessageID != '') {
			$result .= $this->HeaderLine('Message-ID', $this->MessageID);
		} else {
			$result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE);
		}
		$result .= $this->HeaderLine('X-Priority', $this->Priority);
		$result .= $this->HeaderLine('X-Mailer', 'ECISP-MAIL PUSH [version ' . $this->Version . ']');
		if ($this->ConfirmReadingTo != '') {
			$result .= $this->HeaderLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>');
		}
		for ($index = 0; $index < count($this->CustomHeader); $index++) {
			$result .= $this->HeaderLine(trim($this->CustomHeader[$index][0]), $this->EncodeHeader(trim($this->CustomHeader[$index][1])));
		}
		if (!$this->sign_key_file) {
			$result .= $this->HeaderLine('MIME-Version', '1.0');
			$result .= $this->GetMailMIME();
		}
		return $result;
	}

	function GetMailMIME() {
		$result = '';
		switch ($this->message_type) {
			case 'plain':
				$result .= $this->HeaderLine('Content-Transfer-Encoding', $this->Encoding);
				$result .= sprintf("Content-Type: %s; charset=\"%s\"", $this->ContentType, $this->CharSet);
				break;
			case 'attachments':
			case 'alt_attachments':
				if ($this->InlineImageExists()) {
					$result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s", 'multipart/related', $this->LE, $this->LE, $this->boundary[1], $this->LE);
				} else {
					$result .= $this->HeaderLine('Content-Type', 'multipart/mixed;');
					$result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
				}
				break;
			case 'alt':
				$result .= $this->HeaderLine('Content-Type', 'multipart/alternative;');
				$result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
				break;
		}
		if ($this->Mailer != 'mail') {
			$result .= $this->LE . $this->LE;
		}
		return $result;
	}

	function CreateBody() {
		$result = '';
		if ($this->sign_key_file) {
			$result .= $this->GetMailMIME();
		}
		$this->SetWordWrap();
		switch ($this->message_type) {
			case 'alt':
				$result .= $this->GetBoundary($this->boundary[1], '', 'text/plain', '');
				$result .= $this->EncodeString($this->AltBody, $this->Encoding);
				$result .= $this->LE . $this->LE;
				$result .= $this->GetBoundary($this->boundary[1], '', 'text/html', '');
				$result .= $this->EncodeString($this->Body, $this->Encoding);
				$result .= $this->LE . $this->LE;
				$result .= $this->EndBoundary($this->boundary[1]);
				break;
			case 'plain':
				$result .= $this->EncodeString($this->Body, $this->Encoding);
				break;
			case 'attachments':
				$result .= $this->GetBoundary($this->boundary[1], '', '', '');
				$result .= $this->EncodeString($this->Body, $this->Encoding);
				$result .= $this->LE;
				$result .= $this->AttachAll();
				break;
			case 'alt_attachments':
				$result .= sprintf("--%s%s", $this->boundary[1], $this->LE);
				$result .= sprintf("Content-Type: %s;%s" . "\tboundary=\"%s\"%s", 'multipart/alternative', $this->LE, $this->boundary[2], $this->LE . $this->LE);
				$result .= $this->GetBoundary($this->boundary[2], '', 'text/plain', '') . $this->LE; // Create text body
				$result .= $this->EncodeString($this->AltBody, $this->Encoding);
				$result .= $this->LE . $this->LE;
				$result .= $this->GetBoundary($this->boundary[2], '', 'text/html', '') . $this->LE; // Create the HTML body
				$result .= $this->EncodeString($this->Body, $this->Encoding);
				$result .= $this->LE . $this->LE;
				$result .= $this->EndBoundary($this->boundary[2]);
				$result .= $this->AttachAll();
				break;
		}
		if ($this->IsError()) {
			$result = '';
		} else if ($this->sign_key_file) {
			$file = tempnam("", "mail");
			$fp = fopen($file, "w");
			fwrite($fp, $result);
			fclose($fp);
			$signed = tempnam("", "signed");
			if (@openssl_pkcs7_sign($file, $signed, "file://" . $this->sign_key_file, array("file://" . $this->sign_key_file, $this->sign_key_pass), null)) {
				$fp = fopen($signed, "r");
				$result = fread($fp, filesize($this->sign_key_file));
				fclose($fp);
			} else {
				$this->SetError($this->Lang("signing") . openssl_error_string());
				$result = '';
			}
			unlink($file);
			unlink($signed);
		}
		return $result;
	}

	function GetBoundary($boundary, $charSet, $contentType, $encoding) {
		$result = '';
		if ($charSet == '') {
			$charSet = $this->CharSet;
		}
		if ($contentType == '') {
			$contentType = $this->ContentType;
		}
		if ($encoding == '') {
			$encoding = $this->Encoding;
		}
		$result .= $this->TextLine('--' . $boundary);
		$result .= sprintf("Content-Type: %s; charset = \"%s\"", $contentType, $charSet);
		$result .= $this->LE;
		$result .= $this->HeaderLine('Content-Transfer-Encoding', $encoding);
		$result .= $this->LE;
		return $result;
	}

	function EndBoundary($boundary) {
		return $this->LE . '--' . $boundary . '--' . $this->LE;
	}

	function SetMessageType() {
		if (count($this->attachment) < 1 && strlen($this->AltBody) < 1) {
			$this->message_type = 'plain';
		} else {
			if (count($this->attachment) > 0) {
				$this->message_type = 'attachments';
			}
			if (strlen($this->AltBody) > 0 && count($this->attachment) < 1) {
				$this->message_type = 'alt';
			}
			if (strlen($this->AltBody) > 0 && count($this->attachment) > 0) {
				$this->message_type = 'alt_attachments';
			}
		}
	}

	function HeaderLine($name, $value) {
		return $name . ': ' . $value . $this->LE;
	}

	function TextLine($value) {
		return $value . $this->LE;
	}

	function AddAttachment($path, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
		if (!@is_file($path)) {
			$this->SetError($this->Lang('file_access') . $path);
			return false;
		}
		$filename = basename($path);
		if ($name == '') {
			$name = $filename;
		}
		$cur = count($this->attachment);
		$this->attachment[$cur][0] = $path;
		$this->attachment[$cur][1] = $filename;
		$this->attachment[$cur][2] = $name;
		$this->attachment[$cur][3] = $encoding;
		$this->attachment[$cur][4] = $type;
		$this->attachment[$cur][5] = false; // isStringAttachment
		$this->attachment[$cur][6] = 'attachment';
		$this->attachment[$cur][7] = 0;
		return true;
	}

	function AttachAll() {
		$mime = array();
		for ($i = 0; $i < count($this->attachment); $i++) {
			$bString = $this->attachment[$i][5];
			if ($bString) {
				$string = $this->attachment[$i][0];
			} else {
				$path = $this->attachment[$i][0];
			}
			$filename = $this->attachment[$i][1];
			$name = $this->attachment[$i][2];
			$encoding = $this->attachment[$i][3];
			$type = $this->attachment[$i][4];
			$disposition = $this->attachment[$i][6];
			$cid = $this->attachment[$i][7];
			$mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE);
			$mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $name, $this->LE);
			$mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);
			if ($disposition == 'inline') {
				$mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE);
			}
			$mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $name, $this->LE . $this->LE);
			if ($bString) {
				$mime[] = $this->EncodeString($string, $encoding);
				if ($this->IsError()) {
					return '';
				}
				$mime[] = $this->LE . $this->LE;
			} else {
				$mime[] = $this->EncodeFile($path, $encoding);
				if ($this->IsError()) {
					return '';
				}
				$mime[] = $this->LE . $this->LE;
			}
		}
		$mime[] = sprintf("--%s--%s", $this->boundary[1], $this->LE);
		return join('', $mime);
	}

	function EncodeFile($path, $encoding = 'base64') {
		if (!@$fd = fopen($path, 'rb')) {
			$this->SetError($this->Lang('file_open') . $path);
			return '';
		}
		$magic_quotes = get_magic_quotes_runtime();
		set_magic_quotes_runtime(0);
		$file_buffer = fread($fd, filesize($path));
		$file_buffer = $this->EncodeString($file_buffer, $encoding);
		fclose($fd);
		set_magic_quotes_runtime($magic_quotes);
		return $file_buffer;
	}

	function EncodeString($str, $encoding = 'base64') {
		$encoded = '';
		switch (strtolower($encoding)) {
			case 'base64':
				$encoded = chunk_split(base64_encode($str), 76, $this->LE);
				break;
			case '7bit':
			case '8bit':
				$encoded = $this->FixEOL($str);
				if (substr($encoded, -(strlen($this->LE))) != $this->LE)
					$encoded .= $this->LE;
				break;
			case 'binary':
				$encoded = $str;
				break;
			case 'quoted-printable':
				$encoded = $this->EncodeQP($str);
				break;
			default:
				$this->SetError($this->Lang('encoding') . $encoding);
				break;
		}
		return $encoded;
	}

	function EncodeHeader($str, $position = 'text') {
		$x = 0;
		switch (strtolower($position)) {
			case 'phrase':
				if (!preg_match('/[\200-\377]/', $str)) {
					$encoded = addcslashes($str, "\0..\37\177\\\"");
					if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
						return ($encoded);
					} else {
						return ("\"$encoded\"");
					}
				}
				$x = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
				break;
			case 'comment':
				$x = preg_match_all('/[()"]/', $str, $matches);
			case 'text':
			default:
				$x += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
				break;
		}
		if ($x == 0) {
			return ($str);
		}
		$maxlen = 75 - 7 - strlen($this->CharSet);
		if (strlen($str) / 3 < $x) {
			$encoding = 'B';
			if (function_exists('mb_strlen') && $this->HasMultiBytes($str)) {
				$encoded = $this->Base64EncodeWrapMB($str);
			} else {
				$encoded = base64_encode($str);
				$maxlen -= $maxlen % 4;
				$encoded = trim(chunk_split($encoded, $maxlen, "\n"));
			}
		} else {
			$encoding = 'Q';
			$encoded = $this->EncodeQ($str, $position);
			$encoded = $this->WrapText($encoded, $maxlen, true);
			$encoded = str_replace('=' . $this->LE, "\n", trim($encoded));
		}
		$encoded = preg_replace('/^(.*)$/m', " =?" . $this->CharSet . "?$encoding?\\1?=", $encoded);
		$encoded = trim(str_replace("\n", $this->LE, $encoded));
		return $encoded;
	}

	function HasMultiBytes($str) {
		if (function_exists('mb_strlen')) {
			return (strlen($str) > mb_strlen($str, $this->CharSet));
		} else { // Assume no multibytes (we can't handle without mbstring functions anyway)
			return False;
		}
	}

	function Base64EncodeWrapMB($str) {
		$start = "=?" . $this->CharSet . "?B?";
		$end = "?=";
		$encoded = "";
		$mb_length = mb_strlen($str, $this->CharSet);
		$length = 75 - strlen($start) - strlen($end);
		$ratio = $mb_length / strlen($str);
		$offset = $avgLength = floor($length * $ratio * .75);
		for ($i = 0; $i < $mb_length; $i += $offset) {
			$lookBack = 0;
			do {
				$offset = $avgLength - $lookBack;
				$chunk = mb_substr($str, $i, $offset, $this->CharSet);
				$chunk = base64_encode($chunk);
				$lookBack++;
			}
			while (strlen($chunk) > $length);
			$encoded .= $chunk . $this->LE;
		}
		$encoded = substr($encoded, 0, -strlen($this->LE));
		return $encoded;
	}

	function EncodeQP($input = '', $line_max = 76, $space_conv = false) {
		$hex = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
		$lines = preg_split('/(?:\r\n|\r|\n)/', $input);
		$eol = "\r\n";
		$escape = '=';
		$output = '';
		while (list(, $line) = each($lines)) {
			$linlen = strlen($line);
			$newline = '';
			for ($i = 0; $i < $linlen; $i++) {
				$c = substr($line, $i, 1);
				$dec = ord($c);
				if (( $i == 0 ) && ( $dec == 46 )) { // convert first point in the line into =2E
					$c = '=2E';
				}
				if ($dec == 32) {
					if ($i == ( $linlen - 1 )) { // convert space at eol only
						$c = '=20';
					} else if ($space_conv) {
						$c = '=20';
					}
				} elseif (($dec == 61) || ($dec < 32 ) || ($dec > 126)) { // always encode "\t", which is *not* required
					$h2 = floor($dec / 16);
					$h1 = floor($dec % 16);
					$c = $escape . $hex[$h2] . $hex[$h1];
				}
				if ((strlen($newline) + strlen($c)) >= $line_max) { // CRLF is not counted
					$output .= $newline . $escape . $eol; //  soft line break; " =\r\n" is okay
					$newline = '';
					if ($dec == 46) {
						$c = '=2E';
					}
				}
				$newline .= $c;
			} // end of for
			$output .= $newline . $eol;
		} // end of while
		return trim($output);
	}

	function EncodeQ($str, $position = 'text') {
		$encoded = preg_replace("[\r\n]", '', $str);
		switch (strtolower($position)) {
			case 'phrase':
				$encoded = preg_replace("/([^A-Za-z0-9!*+\/ -])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
				break;
			case 'comment':
				$encoded = preg_replace("/([\(\)\"])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
			case 'text':
			default:
				$encoded = preg_replace('/([\000-\011\013\014\016-\037\075\077\137\177-\377])/e', "'='.sprintf('%02X', ord('\\1'))", $encoded);
				break;
		}
		$encoded = str_replace(' ', '_', $encoded);
		return $encoded;
	}

	function AddStringAttachment($string, $filename, $encoding = 'base64', $type = 'application/octet-stream') {
		$cur = count($this->attachment);
		$this->attachment[$cur][0] = $string;
		$this->attachment[$cur][1] = $filename;
		$this->attachment[$cur][2] = $filename;
		$this->attachment[$cur][3] = $encoding;
		$this->attachment[$cur][4] = $type;
		$this->attachment[$cur][5] = true; // isString
		$this->attachment[$cur][6] = 'attachment';
		$this->attachment[$cur][7] = 0;
	}

	function AddEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
		if (!@is_file($path)) {
			$this->SetError($this->Lang('file_access') . $path);
			return false;
		}
		$filename = basename($path);
		if ($name == '') {
			$name = $filename;
		}
		$cur = count($this->attachment);
		$this->attachment[$cur][0] = $path;
		$this->attachment[$cur][1] = $filename;
		$this->attachment[$cur][2] = $name;
		$this->attachment[$cur][3] = $encoding;
		$this->attachment[$cur][4] = $type;
		$this->attachment[$cur][5] = false;
		$this->attachment[$cur][6] = 'inline';
		$this->attachment[$cur][7] = $cid;
		return true;
	}

	function InlineImageExists() {
		$result = false;
		for ($i = 0; $i < count($this->attachment); $i++) {
			if ($this->attachment[$i][6] == 'inline') {
				$result = true;
				break;
			}
		}
		return $result;
	}

	function ClearAddresses() {
		$this->to = array();
	}

	function ClearCCs() {
		$this->cc = array();
	}

	function ClearBCCs() {
		$this->bcc = array();
	}

	function ClearReplyTos() {
		$this->ReplyTo = array();
	}

	function ClearAllRecipients() {
		$this->to = array();
		$this->cc = array();
		$this->bcc = array();
	}

	function ClearAttachments() {
		$this->attachment = array();
	}

	function ClearCustomHeaders() {
		$this->CustomHeader = array();
	}

	function SetError($msg) {
		$this->error_count++;
		$this->ErrorInfo = $msg;
	}

	function RFCDate() {
		$tz = date('Z');
		$tzs = ($tz < 0) ? '-' : '+';
		$tz = abs($tz);
		$tz = (int) ($tz / 3600) * 100 + ($tz % 3600) / 60;
		$result = sprintf("%s %s%04d", date('D, j M Y H:i:s'), $tzs, $tz);
		return $result;
	}

	function ServerVar($varName) {
		global $HTTP_SERVER_VARS;
		global $HTTP_ENV_VARS;
		if (!isset($_SERVER)) {
			$_SERVER = $HTTP_SERVER_VARS;
			if (!isset($_SERVER['REMOTE_ADDR'])) {
				$_SERVER = $HTTP_ENV_VARS; // must be Apache
			}
		}
		if (isset($_SERVER[$varName])) {
			return $_SERVER[$varName];
		} else {
			return '';
		}
	}

	function ServerHostname() {
		if ($this->Hostname != '') {
			$result = $this->Hostname;
		} elseif ($this->ServerVar('SERVER_NAME') != '') {
			$result = $this->ServerVar('SERVER_NAME');
		} else {
			$result = 'localhost.localdomain';
		}
		return $result;
	}

	function Lang($key) {
		if (count($this->language) < 1) {
			$this->SetLanguage('en'); // set the default language
		}
		if (isset($this->language[$key])) {
			return $this->language[$key];
		} else {
			return 'Language string failed to load: ' . $key;
		}
	}

	function IsError() {
		return ($this->error_count > 0);
	}

	function FixEOL($str) {
		$str = str_replace("\r\n", "\n", $str);
		$str = str_replace("\r", "\n", $str);
		$str = str_replace("\n", $this->LE, $str);
		return $str;
	}

	function AddCustomHeader($custom_header) {
		$this->CustomHeader[] = explode(':', $custom_header, 2);
	}

	function MsgHTML($message, $basedir = '') {
		preg_match_all("/(src|background)=\"(.*)\"/Ui", $message, $images);
		if (isset($images[2])) {
			foreach ($images[2] as $i => $url) {
				if (!preg_match('/^[A-z][A-z]*:\/\//', $url)) {
					$filename = basename($url);
					$directory = dirname($url);
					($directory == '.') ? $directory = '' : '';
					$cid = 'cid:' . md5($filename);
					$fileParts = split("\.", $filename);
					$ext = $fileParts[1];
					$mimeType = $this->_mime_types($ext);
					if (strlen($basedir) > 1 && substr($basedir, -1) != '/') {
						$basedir .= '/';
					}
					if (strlen($directory) > 1 && substr($basedir, -1) != '/') {
						$directory .= '/';
					}
					$this->AddEmbeddedImage($basedir . $directory . $filename, md5($filename), $filename, 'base64', $mimeType);
					if ($this->AddEmbeddedImage($basedir . $directory . $filename, md5($filename), $filename, 'base64', $mimeType)) {
						$message = preg_replace("/" . $images[1][$i] . "=\"" . preg_quote($url, '/') . "\"/Ui", $images[1][$i] . "=\"" . $cid . "\"", $message);
					}
				}
			}
		}
		$this->IsHTML(true);
		$this->Body = $message;
		$textMsg = trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/s', '', $message)));
		if (!empty($textMsg) && empty($this->AltBody)) {
			$this->AltBody = $textMsg;
		}
		if (empty($this->AltBody)) {
			$this->AltBody = 'To view this email message, open the email in with HTML compatibility!' . "\n\n";
		}
	}

	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/octet-stream' : $mimes[strtolower($ext)];
	}

	function set($name, $value = '') {
		if (isset($this->$name)) {
			$this->$name = $value;
		} else {
			$this->SetError('Cannot set or reset variable ' . $name);
			return false;
		}
	}

	function getFile($filename) {
		$return = '';
		if ($fp = fopen($filename, 'rb')) {
			while (!feof($fp)) {
				$return .= fread($fp, 1024);
			}
			fclose($fp);
			return $return;
		} else {
			return false;
		}
	}

	function SecureHeader($str) {
		$str = trim($str);
		$str = str_replace("\r", "", $str);
		$str = str_replace("\n", "", $str);
		return $str;
	}

	function Sign($key_filename, $key_pass) {
		$this->sign_key_file = $key_filename;
		$this->sign_key_pass = $key_pass;
	}

}
