%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* Copyright 2013-2017 Horde LLC (http://www.horde.org/)
*
* See the enclosed file LICENSE for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @category Horde
* @copyright 2013-2017 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Imap_Client
*/
/**
* PHP stream connection to the IMAP server.
*
* NOTE: This class is NOT intended to be accessed outside of the package.
* There is NO guarantees that the API of this class will not change across
* versions.
*
* @author Michael Slusarz <slusarz@horde.org>
* @category Horde
* @copyright 2013-2017 Horde LLC
* @internal
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Imap_Client
*/
class Horde_Imap_Client_Socket_Connection_Socket
extends Horde_Imap_Client_Socket_Connection_Base
{
/**
* If false, does not outpt the current line of client output to debug.
*
* @var boolean
*/
public $client_debug = true;
/**
* Sending buffer.
*
* @var string
*/
protected $_buffer = '';
/**
* Writes data to the IMAP output stream.
*
* @param string $data String data.
* @param boolean $eol Append EOL?
*
* @throws Horde_Imap_Client_Exception
*/
public function write($data, $eol = false)
{
if ($eol) {
$buffer = $this->_buffer;
$debug = $this->client_debug;
$this->_buffer = '';
$this->client_debug = true;
if (fwrite($this->_stream, $buffer . $data . ($eol ? "\r\n" : '')) === false) {
throw new Horde_Imap_Client_Exception(
Horde_Imap_Client_Translation::r("Server write error."),
Horde_Imap_Client_Exception::SERVER_WRITEERROR
);
}
if ($debug) {
$this->_params['debug']->client($buffer . $data);
}
} else {
$this->_buffer .= $data;
}
}
/**
* Writes literal data to the IMAP output stream.
*
* @param mixed $data Either a stream resource, or Horde_Stream
* object.
* @param integer $length The literal length.
* @param boolean $binary If true, this is binary data.
*
* @throws Horde_Imap_Client_Exception
*/
public function writeLiteral($data, $length, $binary = false)
{
$this->_buffer = '';
$success = false;
if ($data instanceof Horde_Stream) {
$data = $data->stream;
}
if (rewind($data)) {
$success = true;
while (!feof($data)) {
if ((($read_data = fread($data, 8192)) === false) ||
(fwrite($this->_stream, $read_data) === false)) {
$success = false;
break;
}
}
}
if (!$success) {
$this->client_debug = true;
throw new Horde_Imap_Client_Exception(
Horde_Imap_Client_Translation::r("Server write error."),
Horde_Imap_Client_Exception::SERVER_WRITEERROR
);
}
if ($this->client_debug && !empty($this->_params['debugliteral'])) {
rewind($data);
while (!feof($data)) {
$this->_params['debug']->raw(fread($data, 8192));
}
} else {
$this->_params['debug']->client('[' . ($binary ? 'BINARY' : 'LITERAL') . ' DATA: ' . $length . ' bytes]');
}
}
/**
* Read data from incoming IMAP stream.
*
* @param integer $size UNUSED: The number of bytes to read from the
* socket.
*
* @return Horde_Imap_Client_Tokenize The tokenized data.
*
* @throws Horde_Imap_Client_Exception
*/
public function read($size = null)
{
$got_data = false;
$literal_len = null;
$token = new Horde_Imap_Client_Tokenize();
do {
if (feof($this->_stream)) {
$this->close();
$this->_params['debug']->info(
'ERROR: Server closed the connection.'
);
throw new Horde_Imap_Client_Exception(
Horde_Imap_Client_Translation::r("Mail server closed the connection unexpectedly."),
Horde_Imap_Client_Exception::DISCONNECT
);
}
if (is_null($literal_len)) {
$buffer = '';
while (($in = fgets($this->_stream)) !== false) {
$got_data = true;
if (substr($in, -1) === "\n") {
$in = rtrim($in);
$this->_params['debug']->server($buffer . $in);
$token->add($in);
break;
}
$buffer .= $in;
$token->add($in);
}
/* Check for literal data. */
if (is_null($len = $token->getLiteralLength())) {
break;
}
// Skip 0-length literal data.
if ($len['length']) {
$binary = $len['binary'];
$literal_len = $len['length'];
}
continue;
}
$old_len = $literal_len;
while (($literal_len > 0) && !feof($this->_stream)) {
$in = fread($this->_stream, min($literal_len, 8192));
/* Only store in stream if this is something more than a
* nominal number of bytes. */
if ($old_len > 256) {
$token->addLiteralStream($in);
} else {
$token->add($in);
}
if (!empty($this->_params['debugliteral'])) {
$this->_params['debug']->raw($in);
}
$got_data = true;
$literal_len -= strlen($in);
}
$literal_len = null;
if (empty($this->_params['debugliteral'])) {
$this->_params['debug']->server('[' . ($binary ? 'BINARY' : 'LITERAL') . ' DATA: ' . $old_len . ' bytes]');
}
} while (true);
if (!$got_data) {
$this->_params['debug']->info('ERROR: read/timeout error.');
throw new Horde_Imap_Client_Exception(
Horde_Imap_Client_Translation::r("Error when communicating with the mail server."),
Horde_Imap_Client_Exception::SERVER_READERROR
);
}
return $token;
}
}
Zerion Mini Shell 1.0