CAA::toWire() - Code Metrics - Inspection of "Suppress error on inet_pton()." - Badcow/DNS - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 87c83f...ac88b3 )

by Sam

created 2020-03-24 22:14 UTC

CAA::toWire() A

↳ Parent: CAA

Complexity

Conditions	4
Paths	2

Size

Total Lines	10
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	4

Importance

Changes

Metric	Value
cc	4
eloc	6
nc	2
nop	0
dl	0
loc	10
ccs	7
cts	7
cp	1
crap	4
rs	10
c	0
b	0
f	0

<?php

declare(strict_types=1);

/*
 * This file is part of Badcow DNS Library.
 *
 * (c) Samuel Williams <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Badcow\DNS\Rdata;

use Badcow\DNS\Parser\Tokens;
use Badcow\DNS\Validator;

/**
 * Class CaaRdata.
 *
 * CAA is defined in RFC 6844
 *
 * @see https://tools.ietf.org/html/rfc6844
 *
 * @author Samuel Williams <[email protected]>
 */
class CAA implements RdataInterface
{
    use RdataTrait;

    const TYPE = 'CAA';
    const TYPE_CODE = 257;

    const TAG_ISSUE = 'issue';
    const TAG_ISSUEWILD = 'issuewild';
    const TAG_IODEF = 'iodef';
    const ALLOWED_TAGS = [self::TAG_ISSUE, self::TAG_ISSUEWILD, self::TAG_IODEF];

    /**
     * It is currently used to represent the critical flag.
     *
     * @var int
     */
    private $flag;

    /**
     * An ASCII string that represents the identifier of the property represented by the record.
     * The RFC currently defines 3 available tags:
     *  - issue: explicitly authorizes a single certificate authority to issue a certificate (any type) for the hostname.
     *  - issuewild: explicitly authorizes a single certificate authority to issue a wildcard certificate (and only wildcard) for the hostname.
     *  - iodef: specifies a URL to which a certificate authority may report policy violations.
     *
     * @var string
     */
    private $tag;

    /**
     * @var string
     */
    private $value;

    /**
     * @return int
     */
    public function getFlag(): ?int
    {
        return $this->flag;
    }

    /**
     * @param int $flag
     *
     * @throws \InvalidArgumentException
     */
    public function setFlag(int $flag): void
    {
        if (!Validator::isUnsignedInteger($flag, 8)) {
            throw new \InvalidArgumentException('Flag must be an unsigned 8-bit integer.');
        }

        $this->flag = $flag;
    }

    /**
     * @return string
     */
    public function getTag(): ?string
    {
        return $this->tag;
    }

    /**
     * @param string $tag
     *
     * @throws \InvalidArgumentException
     */
    public function setTag(string $tag): void
    {
        $tag = strtolower($tag);
        if (!in_array($tag, static::ALLOWED_TAGS)) {
            throw new \InvalidArgumentException('Tag can be one of this type "issue", "issuewild", or "iodef".');
        }

        $this->tag = $tag;
    }

    /**
     * @return string|null
     */
    public function getValue(): ?string
    {
        return $this->value;
    }

    /**
     * @param string $value
     */
    public function setValue(string $value): void
    {
        $this->value = $value;
    }

    /**
     * {@inheritdoc}
     */
    public function toText(): string
    {
        if (!isset($this->tag) || !isset($this->flag) || !isset($this->value)) {
            throw new \InvalidArgumentException('All CAA parameters must be set.');
        }

        return sprintf('%d %s "%s"',
            $this->flag,
            $this->tag ?? '',
            $this->value ?? ''
        );
    }

    /**
     * @return string
     */
    public function toWire(): string
    {
        if (!isset($this->tag) || !isset($this->flag) || !isset($this->value)) {
            throw new \InvalidArgumentException('All CAA parameters must be set.');
        }

        return chr($this->flag).
            chr(strlen($this->tag)).
            $this->tag.
            $this->value;
    }

    /**
     * {@inheritdoc}
     *
     * @return CAA
     */
    public static function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): RdataInterface
    {
        $caa = new self();

        $caa->setFlag(ord($rdata[$offset]));
        ++$offset;

        $tagLen = ord($rdata[$offset]);
        ++$offset;

        $caa->setTag(substr($rdata, $offset, $tagLen));
        $offset += $tagLen;

        $valueLen = ($rdLength ?? strlen($rdata)) - 2 - $tagLen;
        $caa->setValue(substr($rdata, $offset, $valueLen));

        $offset = $offset += $valueLen;

        return $caa;
    }

    /**
     * {@inheritdoc}
     *
     * @return CAA
     */
    public static function fromText(string $string): RdataInterface
    {
        $caa = new self();
        $rdata = explode(Tokens::SPACE, $string);
        $caa->setFlag((int) array_shift($rdata));
        $caa->setTag((string) array_shift($rdata));
        $rdata = implode('', $rdata);
        $caa->setValue(trim($rdata, '"'));

        return $caa;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		/*
6		* This file is part of Badcow DNS Library.
7		*
8		* (c) Samuel Williams <[email protected]>
9		*
10		* For the full copyright and license information, please view the LICENSE
11		* file that was distributed with this source code.
12		*/
13
14		namespace Badcow\DNS\Rdata;
15
16		use Badcow\DNS\Parser\Tokens;
17		use Badcow\DNS\Validator;
18
19		/**
20		* Class CaaRdata.
21		*
22		* CAA is defined in RFC 6844
23		*
24		* @see https://tools.ietf.org/html/rfc6844
25		*
26		* @author Samuel Williams <[email protected]>
27		*/
28		class CAA implements RdataInterface
29		{
30		use RdataTrait;
31
32		const TYPE = 'CAA';
33		const TYPE_CODE = 257;
34
35		const TAG_ISSUE = 'issue';
36		const TAG_ISSUEWILD = 'issuewild';
37		const TAG_IODEF = 'iodef';
38		const ALLOWED_TAGS = [self::TAG_ISSUE, self::TAG_ISSUEWILD, self::TAG_IODEF];
39
40		/**
41		* It is currently used to represent the critical flag.
42		*
43		* @var int
44		*/
45		private $flag;
46
47		/**
48		* An ASCII string that represents the identifier of the property represented by the record.
49		* The RFC currently defines 3 available tags:
50		* - issue: explicitly authorizes a single certificate authority to issue a certificate (any type) for the hostname.
51		* - issuewild: explicitly authorizes a single certificate authority to issue a wildcard certificate (and only wildcard) for the hostname.
52		* - iodef: specifies a URL to which a certificate authority may report policy violations.
53		*
54		* @var string
55		*/
56		private $tag;
57
58		/**
59		* @var string
60		*/
61		private $value;
62
63		/**
64		* @return int
65		*/
66	3	public function getFlag(): ?int
67		{
68	3	return $this->flag;
69		}
70
71		/**
72		* @param int $flag
73		*
74		* @throws \InvalidArgumentException
75		*/
76	6	public function setFlag(int $flag): void
77		{
78	6	if (!Validator::isUnsignedInteger($flag, 8)) {
79	1	throw new \InvalidArgumentException('Flag must be an unsigned 8-bit integer.');
80		}
81
82	5	$this->flag = $flag;
83	5	}
84
85		/**
86		* @return string
87		*/
88	3	public function getTag(): ?string
89		{
90	3	return $this->tag;
91		}
92
93		/**
94		* @param string $tag
95		*
96		* @throws \InvalidArgumentException
97		*/
98	7	public function setTag(string $tag): void
99		{
100	7	$tag = strtolower($tag);
101	7	if (!in_array($tag, static::ALLOWED_TAGS)) {
102	1	throw new \InvalidArgumentException('Tag can be one of this type "issue", "issuewild", or "iodef".');
103		}
104
105	6	$this->tag = $tag;
106	6	}
107
108		/**
109		* @return string\|null
110		*/
111	2	public function getValue(): ?string
112		{
113	2	return $this->value;
114		}
115
116		/**
117		* @param string $value
118		*/
119	5	public function setValue(string $value): void
120		{
121	5	$this->value = $value;
122	5	}
123
124		/**
125		* {@inheritdoc}
126		*/
127	2	public function toText(): string
128		{
129	2	if (!isset($this->tag) \|\| !isset($this->flag) \|\| !isset($this->value)) {
130	1	throw new \InvalidArgumentException('All CAA parameters must be set.');
131		}
132
133	1	return sprintf('%d %s "%s"',
134	1	$this->flag,
135	1	$this->tag ?? '',
136	1	$this->value ?? ''
137		);
138		}
139
140		/**
141		* @return string
142		*/
143	2	public function toWire(): string
144		{
145	2	if (!isset($this->tag) \|\| !isset($this->flag) \|\| !isset($this->value)) {
146	1	throw new \InvalidArgumentException('All CAA parameters must be set.');
147		}
148
149	1	return chr($this->flag).
150	1	chr(strlen($this->tag)).
151	1	$this->tag.
152	1	$this->value;
153		}
154
155		/**
156		* {@inheritdoc}
157		*
158		* @return CAA
159		*/
160	1	public static function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): RdataInterface
161		{
162	1	$caa = new self();
163
164	1	$caa->setFlag(ord($rdata[$offset]));
165	1	++$offset;
166
167	1	$tagLen = ord($rdata[$offset]);
168	1	++$offset;
169
170	1	$caa->setTag(substr($rdata, $offset, $tagLen));
171	1	$offset += $tagLen;
172
173	1	$valueLen = ($rdLength ?? strlen($rdata)) - 2 - $tagLen;
174	1	$caa->setValue(substr($rdata, $offset, $valueLen));
175
176	1	$offset = $offset += $valueLen;
177
178	1	return $caa;
179		}
180
181		/**
182		* {@inheritdoc}
183		*
184		* @return CAA
185		*/
186	2	public static function fromText(string $string): RdataInterface
187		{
188	2	$caa = new self();
189	2	$rdata = explode(Tokens::SPACE, $string);
190	2	$caa->setFlag((int) array_shift($rdata));
191	2	$caa->setTag((string) array_shift($rdata));
192	2	$rdata = implode('', $rdata);
193	2	$caa->setValue(trim($rdata, '"'));
194
195	2	return $caa;
196		}
197		}
198

Badcow / DNS

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CAA::toWire() A

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