Location: PHPKode > projects > Sketch > sketchcms-Sketch-df6786a/sketch-system/helpers/email/PHP4/POP34.php
<?php

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *                                                                                         *
 *  XPertMailer is a PHP Mail Class that can send and read messages in MIME format.        *
 *  This file is part of the XPertMailer package (http://xpertmailer.sourceforge.net/)     *
 *  Copyright (C) 2007 Tanase Laurentiu Iulian                                             *
 *                                                                                         *
 *  This library is free software; you can redistribute it and/or modify it under the      *
 *  terms of the GNU Lesser General Public License as published by the Free Software       *
 *  Foundation; either version 2.1 of the License, or (at your option) any later version.  *
 *                                                                                         *
 *  This library is distributed in the hope that it will be useful, but WITHOUT ANY        *
 *  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A        *
 *  PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.        *
 *                                                                                         *
 *  You should have received a copy of the GNU Lesser General Public License along with    *
 *  this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, *
 *  Fifth Floor, Boston, MA 02110-1301, USA                                                *
 *                                                                                         *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

if (!class_exists('FUNC4')) require_once 'FUNC4.php';

$_RESULT = array();

class POP34 {

	var $CRLF = "\r\n";
	var $PORT = 110;
	var $TOUT = 30;
	var $COUT = 5;
	var $BLEN = 1024;

	function _ok($conn, &$resp, $debug) {
		if (!is_resource($conn)) return FUNC4::trace($debug, 'invalid resource connection', 1);
		else {
			$_pop3 = new POP34;
			$ret = true;
			do {
				if ($result = fgets($conn, $_pop3->BLEN)) {
					$resp[] = $result;
					if (substr($result, 0, 3) != '+OK') {
						$ret = false;
						break;
					}
				} else {
					$resp[] = 'can not read';
					$ret = false;
					break;
				}
			} while ($result[3] == '-');
			return $ret;
		}
	}

	function connect($host = null, $user = null, $pass = null, $port = null, $vssl = null, $tout = null, $context = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		$_pop3 = new POP34;
		if ($port == null) $port = $_pop3->PORT;
		if ($tout == null) $tout = $_pop3->TOUT;
		$err = array();
		if (!is_string($host)) $err[] = 'invalid host type';
		else {
			if (!(trim($host) != '' && (FUNC4::is_ipv4($host) || FUNC4::is_hostname($host, true, $debug)))) $err[] = 'invalid host value';
		}
		if (!is_string($user)) $err[] = 'invalid username type';
		else if (($user = FUNC4::str_clear($user)) == '') $err[] = 'invalid username value';
		if (!is_string($pass)) $err[] = 'invalid password type';
		else if (($pass = FUNC4::str_clear($pass)) == '') $err[] = 'invalid password value';
		if (!(is_int($port) && $port > 0)) $err[] = 'invalid port value';
		if ($vssl != null) {
			if (!is_string($vssl)) $err[] = 'invalid ssl version type';
			else {
				$vssl = strtolower($vssl);
				if (!($vssl == 'tls' || $vssl == 'ssl' || $vssl == 'sslv2' || $vssl == 'sslv3')) $err[] = 'invalid ssl version value';
			}
		}
		if (!(is_int($tout) && $tout > 0)) $err[] = 'invalid timeout value';
		if ($context != null && !is_resource($context)) $err[] = 'invalid context type';
		if (count($err) > 0) FUNC4::trace($debug, implode(', ', $err));
		else {
			$_pop3 = new POP34;
			$ret = false;
			$prt = ($vssl == null) ? 'tcp' : $vssl;
			$conn = ($context == null) ? fsockopen($prt.'://'.$host, $port, $errno, $errstr, $tout) : fsockopen($prt.'://'.$host, $port, $errno, $errstr, $tout, $context);
			if (!$conn) $_RESULT[401] = $errstr;
			else if (!socket_set_timeout($conn, $_pop3->COUT)) $_RESULT[402] = 'could not set socket timeout';
			else if (!POP34::_ok($conn, $resp, $debug)) $_RESULT[403] = $resp;
			else $ret = POP34::auth($conn, $user, $pass, $debug);
			if (!$ret) {
				if (is_resource($conn)) @fclose($conn);
				$conn = false;
			}
			return $conn;
		}
	}

	function auth($conn = null, $user = null, $pass = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		$err = array();
		if (!is_resource($conn)) $err[] = 'invalid resource connection';
		if (!is_string($user)) $err[] = 'invalid username type';
		else if (($user = FUNC4::str_clear($user)) == '') $err[] = 'invalid username value';
		if (!is_string($pass)) $err[] = 'invalid password type';
		else if (($pass = FUNC4::str_clear($pass)) == '') $err[] = 'invalid password value';
		if (count($err) > 0) FUNC4::trace($debug, implode(', ', $err));
		else {
			$_pop3 = new POP34;
			$ret = false;
			if (!fwrite($conn, 'USER '.$user.$_pop3->CRLF)) $_RESULT[404] = 'can not write';
			else if (!POP34::_ok($conn, $resp, $debug)) $_RESULT[405] = $resp;
			else if (!fwrite($conn, 'PASS '.$pass.$_pop3->CRLF)) $_RESULT[405] = 'can not write';
			else if (!POP34::_ok($conn, $resp, $debug)) $_RESULT[406] = $resp;
			else {
				$_RESULT[407] = $resp;
				$ret = true;
			}
			return $ret;
		}
	}

	function disconnect($conn = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		if (!is_resource($conn)) FUNC4::trace($debug, 'invalid resource connection', 1);
		else {
			$_pop3 = new POP34;
			if (!fwrite($conn, 'QUIT'.$_pop3->CRLF)) $_RESULT[437] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[438] = $resp;
			else $_RESULT[439] = $resp;
			return @fclose($conn);
		}
	}

	function pnoop($conn = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		if (!is_resource($conn)) FUNC4::trace($debug, 'invalid resource connection');
		else {
			$_pop3 = new POP34;
			$ret = false;
			if (!fwrite($conn, 'NOOP'.$_pop3->CRLF)) $_RESULT[408] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[409] = $resp;
			else {
				$_RESULT[410] = $resp;
				$ret = true;
			}
			return $ret;
		}
	}

	function prset($conn = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		if (!is_resource($conn)) FUNC4::trace($debug, 'invalid resource connection');
		else {
			$_pop3 = new POP34;
			$ret = false;
			if (!fwrite($conn, 'RSET'.$_pop3->CRLF)) $_RESULT[411] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[412] = $resp;
			else {
				$_RESULT[413] = $resp;
				$ret = true;
			}
			return $ret;
		}
	}

	function pquit($conn = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		if (!is_resource($conn)) FUNC4::trace($debug, 'invalid resource connection');
		else {
			$_pop3 = new POP34;
			$ret = false;
			if (!fwrite($conn, 'QUIT'.$_pop3->CRLF)) $_RESULT[414] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[415] = $resp;
			else {
				$_RESULT[416] = $resp;
				$ret = true;
			}
			return $ret;
		}
	}

	function pstat($conn = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		if (!is_resource($conn)) FUNC4::trace($debug, 'invalid resource connection');
		else {
			$_pop3 = new POP34;
			$ret = false;
			if (!fwrite($conn, 'STAT'.$_pop3->CRLF)) $_RESULT[417] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[418] = $resp;
			else {
				if (count($exp = explode(' ', substr($resp[0], 4, -strlen($_pop3->CRLF)))) == 2) {
					$val1 = intval($exp[0]);
					$val2 = intval($exp[1]);
					if (strval($val1) === $exp[0] && strval($val2) === $exp[1]) {
						$ret = array($val1 => $val2);
						$_RESULT[421] = $resp;
					} else $_RESULT[420] = $resp;
				} else $_RESULT[419] = $resp;
			}
			return $ret;
		}
	}

	function pdele($conn = null, $msg = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		$err = array();
		if (!is_resource($conn)) $err[] = 'invalid resource connection';
		if (!(is_int($msg) && $msg > 0)) $err[] = 'invalid message number';
		if (count($err) > 0) FUNC4::trace($debug, implode(', ', $err));
		else {
			$_pop3 = new POP34;
			$ret = false;
			if (!fwrite($conn, 'DELE '.$msg.$_pop3->CRLF)) $_RESULT[422] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[423] = $resp;
			else {
				$_RESULT[424] = $resp;
				$ret = true;
			}
			return $ret;
		}
	}

	function pretr($conn = null, $msg = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		$err = array();
		if (!is_resource($conn)) $err[] = 'invalid resource connection';
		if (!(is_int($msg) && $msg > 0)) $err[] = 'invalid message number';
		if (count($err) > 0) FUNC4::trace($debug, implode(', ', $err));
		else {
			$_pop3 = new POP34;
			$ret = false;
			if (!fwrite($conn, 'RETR '.$msg.$_pop3->CRLF)) $_RESULT[425] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[426] = $resp;
			else {
				$ret = '';
				do {
					if ($res = fgets($conn, $_pop3->BLEN)) $ret .= $res;
					else {
						$_RESULT[427] = 'can not read';
						$ret = false;
						break;
					}
				} while ($res != '.'.$_pop3->CRLF);
				if ($ret) {
					$ret = substr($ret, 0, -strlen($_pop3->CRLF.'.'.$_pop3->CRLF));
					$_RESULT[428] = $resp;
				}
			}
			return $ret;
		}
	}

	function plist($conn = null, $msg = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		$err = array();
		if (!is_resource($conn)) $err[] = 'invalid resource connection';
		if ($msg == null) $msg = 0;
		if (!(is_int($msg) && $msg >= 0)) $err[] = 'invalid message number';
		if (count($err) > 0) FUNC4::trace($debug, implode(', ', $err));
		else {
			$_pop3 = new POP34;
			$ret = false;
			$num = ($msg > 0) ? true : false;
			if (!fwrite($conn, 'LIST'.($num ? ' '.$msg : '').$_pop3->CRLF)) $_RESULT[429] = 'can not write';
			else if (!POP34::_ok($conn,  $resp, $debug)) $_RESULT[430] = $resp;
			else {
				if ($num) {
					if (count($exp = explode(' ', substr($resp[0], 4, -strlen($_pop3->CRLF)))) == 2) {
						$val1 = intval($exp[0]);
						$val2 = intval($exp[1]);
						if (strval($val1) === $exp[0] && strval($val2) === $exp[1]) {
							$ret = array($val1 => $val2);
							$_RESULT[433] = $resp;
						} else $_RESULT[432] = $resp;
					} else $_RESULT[431] = $resp;
				} else {
					do {
						if ($res = fgets($conn, $_pop3->BLEN)) {
							if (count($exp = explode(' ', substr($res, 0, -strlen($_pop3->CRLF)))) == 2) {
								$val1 = intval($exp[0]);
								$val2 = intval($exp[1]);
								if (strval($val1) === $exp[0] && strval($val2) === $exp[1]) {
									$ret[$val1] = $val2;
									$_RESULT[436] = $resp;
								}
							} else if ($res[0] != '.') {
								$_RESULT[435] = $res;
								$ret = false;
								break;
							}
						} else {
							$_RESULT[434] = 'can not read';
							$ret = false;
							break;
						}
					} while ($res[0] != '.');
				}
			}
			return $ret;
		}
	}

	function puidl($conn = null, $msg = null, $debug = null) {
		if (!FUNC4::is_debug($debug)) $debug = debug_backtrace();
		global $_RESULT;
		$_RESULT = array();
		$err = array();
		if (!is_resource($conn)) $err[] = 'invalid resource connection';
		if ($msg == null) $msg = 0;
		if (!(is_int($msg) && $msg >= 0)) $err[] = 'invalid message number';
		if (count($err) > 0) FUNC4::trace($debug, implode(', ', $err));
		else {
			$_pop3 = new POP34;
			$ret = false;
			$num = ($msg > 0) ? true : false;
			if (!fwrite($conn, 'UIDL'.($num ? ' '.$msg : '').$_pop3->CRLF)) $_RESULT[440] = 'can not write';
			else if (!POP34::_ok($conn, $resp, $debug)) $_RESULT[441] = $resp;
			else {
				if ($num) {
					if (count($exp = explode(' ', substr($resp[0], 4, -strlen($_pop3->CRLF)))) == 2) {
						$val1 = intval($exp[0]);
						$val2 = trim($exp[1]);
						if (strval($val1) === $exp[0] && $val2 != '') {
							$ret = array($val1 => $val2);
							$_RESULT[444] = $resp;
						} else $_RESULT[443] = $resp;
					} else $_RESULT[442] = $resp;
				} else {
					do {
						if ($res = fgets($conn, $_pop3->BLEN)) {
							if (count($exp = explode(' ', substr($res, 0, -strlen($_pop3->CRLF)))) == 2) {
								$val1 = intval($exp[0]);
								$val2 = trim($exp[1]);
								if (strval($val1) === $exp[0] && $val2 != '') {
									$ret[$val1] = $val2;
									$_RESULT[446] = $resp;
								}
							} else if ($res[0] != '.') {
								$_RESULT[445] = $res;
								$ret = false;
								break;
							}
						} else {
							$_RESULT[434] = 'can not read';
							$ret = false;
							break;
						}
					} while ($res[0] != '.');
				}
			}
			return $ret;
		}
	}

}

?>
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