Add a new external resource to send mail (PHPMailer). re #53
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Sébastien Lucas
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418
resources/PHPMailer/class.pop3.php
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418
resources/PHPMailer/class.pop3.php
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<?php
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/*~ class.pop3.php
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.---------------------------------------------------------------------------.
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| Software: PHPMailer - PHP email class |
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| Version: 5.2.6 |
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| Site: https://github.com/PHPMailer/PHPMailer/ |
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| ------------------------------------------------------------------------- |
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| Admins: Marcus Bointon |
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| Admins: Jim Jagielski |
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| Authors: Andy Prevost (codeworxtech) codeworxtech@users.sourceforge.net |
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| : Marcus Bointon (coolbru) coolbru@users.sourceforge.net |
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| : Jim Jagielski (jimjag) jimjag@gmail.com |
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| Founder: Brent R. Matzelle (original founder) |
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| Copyright (c) 2010-2012, Jim Jagielski. All Rights Reserved. |
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| Copyright (c) 2004-2009, Andy Prevost. All Rights Reserved. |
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| Copyright (c) 2001-2003, Brent R. Matzelle |
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| ------------------------------------------------------------------------- |
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| License: Distributed under the Lesser General Public License (LGPL) |
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| http://www.gnu.org/copyleft/lesser.html |
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| This program is distributed in the hope that it will be useful - WITHOUT |
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| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| FITNESS FOR A PARTICULAR PURPOSE. |
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'---------------------------------------------------------------------------'
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*/
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/**
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* PHPMailer - PHP POP Before SMTP Authentication Class
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* NOTE: Designed for use with PHP version 5 and up
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* @package PHPMailer
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* @author Andy Prevost
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* @author Marcus Bointon
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* @author Jim Jagielski
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* @copyright 2010 - 2012 Jim Jagielski
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* @copyright 2004 - 2009 Andy Prevost
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* @license http://www.gnu.org/copyleft/lesser.html Distributed under the Lesser General Public License (LGPL)
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*/
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/**
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* PHP POP-Before-SMTP Authentication Class
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*
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* Version 5.2.6
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*
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* @license: LGPL, see PHPMailer License
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*
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* Specifically for PHPMailer to allow POP before SMTP authentication.
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* Does not yet work with APOP - if you have an APOP account, contact Jim Jagielski
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* and we can test changes to this script.
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*
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* This class is based on the structure of the SMTP class originally authored by Chris Ryan
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*
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* This class is rfc 1939 compliant and implements all the commands
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* required for POP3 connection, authentication and disconnection.
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*
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* @package PHPMailer
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* @author Richard Davey (orig) <rich@corephp.co.uk>
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* @author Andy Prevost
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* @author Jim Jagielski
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*/
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class POP3 {
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/**
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* Default POP3 port
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* @var int
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*/
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public $POP3_PORT = 110;
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/**
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* Default Timeout
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* @var int
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*/
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public $POP3_TIMEOUT = 30;
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/**
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* POP3 Carriage Return + Line Feed
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* @var string
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*/
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public $CRLF = "\r\n";
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/**
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* Displaying Debug warnings? (0 = now, 1+ = yes)
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* @var int
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*/
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public $do_debug = 2;
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/**
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* POP3 Mail Server
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* @var string
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*/
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public $host;
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/**
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* POP3 Port
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* @var int
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*/
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public $port;
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/**
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* POP3 Timeout Value
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* @var int
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*/
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public $tval;
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/**
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* POP3 Username
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* @var string
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*/
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public $username;
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/**
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* POP3 Password
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* @var string
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*/
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public $password;
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/**
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* Sets the POP3 PHPMailer Version number
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* @var string
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*/
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public $Version = '5.2.6';
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/////////////////////////////////////////////////
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// PROPERTIES, PRIVATE AND PROTECTED
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/////////////////////////////////////////////////
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/**
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* @var resource Resource handle for the POP connection socket
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*/
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private $pop_conn;
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/**
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* @var boolean Are we connected?
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*/
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private $connected;
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/**
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* @var array Error container
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*/
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private $error; // Error log array
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/**
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* Constructor, sets the initial values
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* @access public
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* @return POP3
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*/
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public function __construct() {
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$this->pop_conn = 0;
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$this->connected = false;
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$this->error = null;
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}
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/**
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* Combination of public events - connect, login, disconnect
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* @access public
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* @param string $host
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* @param bool|int $port
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* @param bool|int $tval
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* @param string $username
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* @param string $password
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* @param int $debug_level
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* @return bool
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*/
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public function Authorise ($host, $port = false, $tval = false, $username, $password, $debug_level = 0) {
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$this->host = $host;
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// If no port value is passed, retrieve it
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if ($port == false) {
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$this->port = $this->POP3_PORT;
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} else {
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$this->port = $port;
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}
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// If no port value is passed, retrieve it
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if ($tval == false) {
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$this->tval = $this->POP3_TIMEOUT;
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} else {
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$this->tval = $tval;
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}
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$this->do_debug = $debug_level;
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$this->username = $username;
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$this->password = $password;
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// Refresh the error log
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$this->error = null;
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// Connect
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$result = $this->Connect($this->host, $this->port, $this->tval);
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if ($result) {
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$login_result = $this->Login($this->username, $this->password);
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if ($login_result) {
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$this->Disconnect();
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return true;
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}
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}
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// We need to disconnect regardless if the login succeeded
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$this->Disconnect();
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return false;
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}
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/**
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* Connect to the POP3 server
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* @access public
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* @param string $host
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* @param bool|int $port
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* @param integer $tval
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* @return boolean
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*/
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public function Connect ($host, $port = false, $tval = 30) {
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// Are we already connected?
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if ($this->connected) {
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return true;
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}
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/*
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On Windows this will raise a PHP Warning error if the hostname doesn't exist.
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Rather than supress it with @fsockopen, let's capture it cleanly instead
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*/
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set_error_handler(array(&$this, 'catchWarning'));
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// Connect to the POP3 server
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$this->pop_conn = fsockopen($host, // POP3 Host
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$port, // Port #
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$errno, // Error Number
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$errstr, // Error Message
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$tval); // Timeout (seconds)
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// Restore the error handler
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restore_error_handler();
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// Does the Error Log now contain anything?
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if ($this->error && $this->do_debug >= 1) {
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$this->displayErrors();
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}
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// Did we connect?
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if ($this->pop_conn == false) {
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// It would appear not...
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$this->error = array(
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'error' => "Failed to connect to server $host on port $port",
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'errno' => $errno,
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'errstr' => $errstr
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);
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if ($this->do_debug >= 1) {
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$this->displayErrors();
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}
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return false;
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}
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// Increase the stream time-out
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// Check for PHP 4.3.0 or later
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if (version_compare(phpversion(), '5.0.0', 'ge')) {
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stream_set_timeout($this->pop_conn, $tval, 0);
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} else {
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// Does not work on Windows
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if (substr(PHP_OS, 0, 3) !== 'WIN') {
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socket_set_timeout($this->pop_conn, $tval, 0);
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}
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}
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// Get the POP3 server response
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$pop3_response = $this->getResponse();
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// Check for the +OK
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if ($this->checkResponse($pop3_response)) {
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// The connection is established and the POP3 server is talking
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$this->connected = true;
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return true;
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}
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return false;
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}
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/**
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* Login to the POP3 server (does not support APOP yet)
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* @access public
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* @param string $username
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* @param string $password
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* @return boolean
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*/
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public function Login ($username = '', $password = '') {
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if ($this->connected == false) {
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$this->error = 'Not connected to POP3 server';
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if ($this->do_debug >= 1) {
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$this->displayErrors();
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}
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}
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if (empty($username)) {
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$username = $this->username;
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}
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if (empty($password)) {
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$password = $this->password;
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}
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$pop_username = "USER $username" . $this->CRLF;
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$pop_password = "PASS $password" . $this->CRLF;
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// Send the Username
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$this->sendString($pop_username);
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$pop3_response = $this->getResponse();
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if ($this->checkResponse($pop3_response)) {
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// Send the Password
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$this->sendString($pop_password);
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$pop3_response = $this->getResponse();
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if ($this->checkResponse($pop3_response)) {
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return true;
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}
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}
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return false;
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}
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/**
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* Disconnect from the POP3 server
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* @access public
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*/
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public function Disconnect () {
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$this->sendString('QUIT');
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fclose($this->pop_conn);
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}
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/////////////////////////////////////////////////
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// Private Methods
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/////////////////////////////////////////////////
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/**
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* Get the socket response back.
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* $size is the maximum number of bytes to retrieve
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* @access private
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* @param integer $size
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* @return string
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*/
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private function getResponse ($size = 128) {
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$pop3_response = fgets($this->pop_conn, $size);
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return $pop3_response;
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}
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/**
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* Send a string down the open socket connection to the POP3 server
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* @access private
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* @param string $string
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* @return integer
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*/
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private function sendString ($string) {
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$bytes_sent = fwrite($this->pop_conn, $string, strlen($string));
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return $bytes_sent;
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}
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/**
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* Checks the POP3 server response for +OK or -ERR
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* @access private
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* @param string $string
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* @return boolean
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*/
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private function checkResponse ($string) {
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if (substr($string, 0, 3) !== '+OK') {
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$this->error = array(
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'error' => "Server reported an error: $string",
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'errno' => 0,
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'errstr' => ''
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);
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if ($this->do_debug >= 1) {
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$this->displayErrors();
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}
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return false;
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} else {
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return true;
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}
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}
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/**
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* If debug is enabled, display the error message array
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* @access private
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*/
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private function displayErrors () {
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echo '<pre>';
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foreach ($this->error as $single_error) {
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print_r($single_error);
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}
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echo '</pre>';
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}
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/**
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* Takes over from PHP for the socket warning handler
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* @access private
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* @param integer $errno
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* @param string $errstr
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* @param string $errfile
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* @param integer $errline
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*/
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private function catchWarning ($errno, $errstr, $errfile, $errline) {
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$this->error[] = array(
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'error' => "Connecting to the POP3 server raised a PHP warning: ",
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'errno' => $errno,
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'errstr' => $errstr
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);
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}
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// End of class
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}
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