/usr/share/php/Predis/Connection/ComposableStreamConnection.php is in libphp-predis 0.8.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | <?php
/*
* This file is part of the Predis package.
*
* (c) Daniele Alessandri <suppakilla@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Predis\Connection;
use Predis\Command\CommandInterface;
use Predis\Protocol\ProtocolInterface;
use Predis\Protocol\Text\TextProtocol;
/**
* Connection abstraction to Redis servers based on PHP's stream that uses an
* external protocol processor defining the protocol used for the communication.
*
* @author Daniele Alessandri <suppakilla@gmail.com>
*/
class ComposableStreamConnection extends StreamConnection implements ComposableConnectionInterface
{
private $protocol;
/**
* @param ConnectionParametersInterface $parameters Parameters used to initialize the connection.
* @param ProtocolInterface $protocol A protocol processor.
*/
public function __construct(ConnectionParametersInterface $parameters, ProtocolInterface $protocol = null)
{
$this->parameters = $this->checkParameters($parameters);
$this->protocol = $protocol ?: new TextProtocol();
}
/**
* {@inheritdoc}
*/
public function setProtocol(ProtocolInterface $protocol)
{
if ($protocol === null) {
throw new \InvalidArgumentException("The protocol instance cannot be a null value");
}
$this->protocol = $protocol;
}
/**
* {@inheritdoc}
*/
public function getProtocol()
{
return $this->protocol;
}
/**
* {@inheritdoc}
*/
public function writeBytes($buffer)
{
parent::writeBytes($buffer);
}
/**
* {@inheritdoc}
*/
public function readBytes($length)
{
if ($length <= 0) {
throw new \InvalidArgumentException('Length parameter must be greater than 0');
}
$value = '';
$socket = $this->getResource();
do {
$chunk = fread($socket, $length);
if ($chunk === false || $chunk === '') {
$this->onConnectionError('Error while reading bytes from the server');
}
$value .= $chunk;
} while (($length -= strlen($chunk)) > 0);
return $value;
}
/**
* {@inheritdoc}
*/
public function readLine()
{
$value = '';
$socket = $this->getResource();
do {
$chunk = fgets($socket);
if ($chunk === false || $chunk === '') {
$this->onConnectionError('Error while reading line from the server');
}
$value .= $chunk;
} while (substr($value, -2) !== "\r\n");
return substr($value, 0, -2);
}
/**
* {@inheritdoc}
*/
public function writeCommand(CommandInterface $command)
{
$this->protocol->write($this, $command);
}
/**
* {@inheritdoc}
*/
public function read()
{
return $this->protocol->read($this);
}
/**
* {@inheritdoc}
*/
public function __sleep()
{
return array_diff(array_merge(parent::__sleep(), array('protocol')), array('mbiterable'));
}
}
|