StreamSocketConnection::close() - Code Metrics - PHPFastCGI/FastCGIDaemon - Measure and Improve Code Quality continuously with Scrutinizer

StreamSocketConnection::close() A
last analyzed 2019-02-09 10:14 UTC

↳ Parent: StreamSocketConnection

Complexity

Conditions	2
Paths	2

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	9
rs	9.9666
c	0
b	0
f	0
cc	2
nc	2
nop	0

<?php

declare(strict_types=1);

namespace PHPFastCGI\FastCGIDaemon\Driver\Userland\Connection;

use PHPFastCGI\FastCGIDaemon\Driver\Userland\Exception\ConnectionException;

/**
 * The default implementation of the ConnectionInterface using stream socket
 * resources.
 */
final class StreamSocketConnection implements ConnectionInterface
{
    /**
     * @var bool
     */
    private $closed;

    /**
     * @var resource
     */
    private $socket;

    /**
     * Constructor.
     *
     * @param resource $socket The stream socket to wrap
     */
    public function __construct($socket)
    {
        $this->closed = false;

        $this->socket = $socket;
    }

    /**
     * Creates a formatted exception from the last error that occurecd.
     *
     * @param string $function The function that failed
     *
     * @return ConnectionException
     */
    protected function createExceptionFromLastError(string $function): ConnectionException
    {
        $this->close();

        return new ConnectionException($function.' failed');
    }

    /**
     * {@inheritdoc}
     */
    public function read(int $length): string
    {
        if ($this->isClosed()) {
            throw new ConnectionException('Connection has been closed');
        }

        if (0 === $length) {
            return '';
        }

        $buffer = @fread($this->socket, $length);

        if (empty($buffer)) {
            throw $this->createExceptionFromLastError('fread');
        }

        return $buffer;
    }

    /**
     * {@inheritdoc}
     */
    public function write(string $buffer): void
    {
        if ($this->isClosed()) {
            throw new ConnectionException('Connection has been closed');
        }

        if (false == @fwrite($this->socket, $buffer) && !empty($buffer)) {
            throw $this->createExceptionFromLastError('fwrite');
        }
    }

    /**
     * {@inheritdoc}
     */
    public function isClosed(): bool
    {
        return $this->closed;
    }

    /**
     * {@inheritdoc}
     */
    public function close(): void
    {
        if (!$this->isClosed()) {
            fclose($this->socket);

            $this->socket = null;
            $this->closed = true;
        }
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			namespace PHPFastCGI\FastCGIDaemon\Driver\Userland\Connection;
6
7			use PHPFastCGI\FastCGIDaemon\Driver\Userland\Exception\ConnectionException;
8
9			/**
10			* The default implementation of the ConnectionInterface using stream socket
11			* resources.
12			*/
13			final class StreamSocketConnection implements ConnectionInterface
14			{
15			/**
16			* @var bool
17			*/
18			private $closed;
19
20			/**
21			* @var resource
22			*/
23			private $socket;
24
25			/**
26			* Constructor.
27			*
28			* @param resource $socket The stream socket to wrap
29			*/
30			public function __construct($socket)
31			{
32			$this->closed = false;
33
34			$this->socket = $socket;
35			}
36
37			/**
38			* Creates a formatted exception from the last error that occurecd.
39			*
40			* @param string $function The function that failed
41			*
42			* @return ConnectionException
43			*/
44			protected function createExceptionFromLastError(string $function): ConnectionException
45			{
46			$this->close();
47
48			return new ConnectionException($function.' failed');
49			}
50
51			/**
52			* {@inheritdoc}
53			*/
54			public function read(int $length): string
55			{
56			if ($this->isClosed()) {
57			throw new ConnectionException('Connection has been closed');
58			}
59
60			if (0 === $length) {
61			return '';
62			}
63
64			$buffer = @fread($this->socket, $length);
65
66			if (empty($buffer)) {
67			throw $this->createExceptionFromLastError('fread');
68			}
69
70			return $buffer;
71			}
72
73			/**
74			* {@inheritdoc}
75			*/
76			public function write(string $buffer): void
77			{
78			if ($this->isClosed()) {
79			throw new ConnectionException('Connection has been closed');
80			}
81
82			if (false == @fwrite($this->socket, $buffer) && !empty($buffer)) {
83			throw $this->createExceptionFromLastError('fwrite');
84			}
85			}
86
87			/**
88			* {@inheritdoc}
89			*/
90			public function isClosed(): bool
91			{
92			return $this->closed;
93			}
94
95			/**
96			* {@inheritdoc}
97			*/
98			public function close(): void
99			{
100			if (!$this->isClosed()) {
101			fclose($this->socket);
102
103			$this->socket = null;
104			$this->closed = true;
105			}
106			}
107			}
108

PHPFastCGI / FastCGIDaemon

StreamSocketConnection::close() A last analyzed 2019-02-09 10:14 UTC

Complexity

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Duplication

Importance

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StreamSocketConnection::close() A
last analyzed 2019-02-09 10:14 UTC