94 lines
2.7 KiB
PHP
94 lines
2.7 KiB
PHP
<?php
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/**
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* Copyright 2013-2017 Horde LLC (http://www.horde.org/)
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*
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* See the enclosed file COPYING for license information (LGPL). If you
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* did not receive this file, see http://www.horde.org/licenses/lgpl21.
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*
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* @category Horde
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* @copyright 2013-2017 Horde LLC
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* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
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* @package Imap_Client
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*/
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/**
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* PHP stream connection to the POP3 server.
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*
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* NOTE: This class is NOT intended to be accessed outside of the package.
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* There is NO guarantees that the API of this class will not change across
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* versions.
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*
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* @author Michael Slusarz <slusarz@horde.org>
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* @category Horde
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* @copyright 2013-2017 Horde LLC
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* @internal
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* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
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* @package Imap_Client
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*/
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class Horde_Imap_Client_Socket_Connection_Pop3
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extends Horde_Imap_Client_Socket_Connection_Base
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{
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/**
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*/
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protected $_protocol = 'pop3';
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/**
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* Writes data to the POP3 output stream.
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*
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* @param string $data String data.
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* @param boolean $debug Output line to debug?
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*
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* @throws Horde_Imap_Client_Exception
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*/
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public function write($data, $debug = true)
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{
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if (fwrite($this->_stream, $data . "\r\n") === false) {
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throw new Horde_Imap_Client_Exception(
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Horde_Imap_Client_Translation::r("Server write error."),
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Horde_Imap_Client_Exception::SERVER_WRITEERROR
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);
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}
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if ($debug) {
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$this->_params['debug']->client($data);
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}
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}
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/**
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* Read data from incoming POP3 stream.
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*
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* @param integer $size UNUSED: The number of bytes to read from the
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* socket.
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*
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* @return string Line of data.
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*
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* @throws Horde_Imap_Client_Exception
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*/
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public function read($size = null)
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{
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if (feof($this->_stream)) {
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$this->close();
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$this->_params['debug']->info(
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'ERROR: Server closed the connection.'
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);
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throw new Horde_Imap_Client_Exception(
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Horde_Imap_Client_Translation::r("Server closed the connection unexpectedly."),
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Horde_Imap_Client_Exception::DISCONNECT
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);
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}
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if (($read = fgets($this->_stream)) === false) {
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$this->_params['debug']->info('ERROR: read/timeout error.');
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throw new Horde_Imap_Client_Exception(
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Horde_Imap_Client_Translation::r("Error when communicating with the mail server."),
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Horde_Imap_Client_Exception::SERVER_READERROR
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);
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}
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$this->_params['debug']->server(rtrim($read, "\r\n"));
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return $read;
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}
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}
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