Byte::decodeSegment() - Code Metrics - chillerlan/php-qrcode - Measure and Improve Code Quality continuously with Scrutinizer

Byte::decodeSegment() A
last analyzed 2023-06-21 14:22 UTC

↳ Parent: Byte

Complexity

Conditions	3
Paths	3

Size

Total Lines	14
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	7
nc	3
nop	2
dl	0
loc	14
rs	10
c	0
b	0
f	0

<?php
/**
 * Class Byte
 *
 * @created      25.11.2015
 * @author       Smiley <[email protected]>
 * @copyright    2015 Smiley
 * @license      MIT
 */

namespace chillerlan\QRCode\Data;

use chillerlan\QRCode\Common\{BitBuffer, Mode};

use function chr, ord;

/**
 * 8-bit Byte mode, ISO-8859-1 or UTF-8
 *
 * ISO/IEC 18004:2000 Section 8.3.4
 * ISO/IEC 18004:2000 Section 8.4.4
 */
final class Byte extends QRDataModeAbstract{

	/**
	 * @inheritDoc
	 */
	public const DATAMODE = Mode::BYTE;

	/**
	 * @inheritDoc
	 */
	public function getLengthInBits():int{
		return ($this->getCharCount() * 8);
	}

	/**
	 * @inheritDoc
	 */
	public static function validateString(string $string):bool{
		return $string !== '';
	}

	/**
	 * @inheritDoc
	 */
	public function write(BitBuffer $bitBuffer, int $versionNumber):QRDataModeInterface{
		$len = $this->getCharCount();

		$bitBuffer
			->put(self::DATAMODE, 4)
			->put($len, $this::getLengthBits($versionNumber))
		;

		$i = 0;

		while($i < $len){
			$bitBuffer->put(ord($this->data[$i]), 8);
			$i++;
		}

		return $this;
	}

	/**
	 * @inheritDoc
	 *
	 * @throws \chillerlan\QRCode\Data\QRCodeDataException
	 */
	public static function decodeSegment(BitBuffer $bitBuffer, int $versionNumber):string{
		$length = $bitBuffer->read(self::getLengthBits($versionNumber));

		if($bitBuffer->available() < (8 * $length)){
			throw new QRCodeDataException('not enough bits available'); // @codeCoverageIgnore
		}

		$readBytes = '';

		for($i = 0; $i < $length; $i++){
			$readBytes .= chr($bitBuffer->read(8));
		}

		return $readBytes;
	}

}


1			<?php
2			/**
3			* Class Byte
4			*
5			* @created 25.11.2015
6			* @author Smiley <[email protected]>
7			* @copyright 2015 Smiley
8			* @license MIT
9			*/
10
11			namespace chillerlan\QRCode\Data;
12
13			use chillerlan\QRCode\Common\{BitBuffer, Mode};
14
15			use function chr, ord;
16
17			/**
18			* 8-bit Byte mode, ISO-8859-1 or UTF-8
19			*
20			* ISO/IEC 18004:2000 Section 8.3.4
21			* ISO/IEC 18004:2000 Section 8.4.4
22			*/
23			final class Byte extends QRDataModeAbstract{
24
25			/**
26			* @inheritDoc
27			*/
28			public const DATAMODE = Mode::BYTE;
29
30			/**
31			* @inheritDoc
32			*/
33			public function getLengthInBits():int{
34			return ($this->getCharCount() * 8);
35			}
36
37			/**
38			* @inheritDoc
39			*/
40			public static function validateString(string $string):bool{
41			return $string !== '';
42			}
43
44			/**
45			* @inheritDoc
46			*/
47			public function write(BitBuffer $bitBuffer, int $versionNumber):QRDataModeInterface{
48			$len = $this->getCharCount();
49
50			$bitBuffer
51			->put(self::DATAMODE, 4)
52			->put($len, $this::getLengthBits($versionNumber))
53			;
54
55			$i = 0;
56
57			while($i < $len){
58			$bitBuffer->put(ord($this->data[$i]), 8);
59			$i++;
60			}
61
62			return $this;
63			}
64
65			/**
66			* @inheritDoc
67			*
68			* @throws \chillerlan\QRCode\Data\QRCodeDataException
69			*/
70			public static function decodeSegment(BitBuffer $bitBuffer, int $versionNumber):string{
71			$length = $bitBuffer->read(self::getLengthBits($versionNumber));
72
73			if($bitBuffer->available() < (8 * $length)){
74			throw new QRCodeDataException('not enough bits available'); // @codeCoverageIgnore
75			}
76
77			$readBytes = '';
78
79			for($i = 0; $i < $length; $i++){
80			$readBytes .= chr($bitBuffer->read(8));
81			}
82
83			return $readBytes;
84			}
85
86			}
87

chillerlan / php-qrcode

Byte::decodeSegment() A last analyzed 2023-06-21 14:22 UTC

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Byte::decodeSegment() A
last analyzed 2023-06-21 14:22 UTC