AfmValidator::validate() - Code Metrics - Inspection of "Refactor validators" - thanosKontos/greek-validators-symfony - Measure and Improve Code Quality continuously with Scrutinizer

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by Thanos

created 2018-03-02 17:38 UTC

AfmValidator::validate() B

↳ Parent: AfmValidator

Complexity

Conditions	4
Paths	4

Size

Total Lines	25
Code Lines	14

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	14
CRAP Score	4

Importance

Changes

Metric	Value
dl	0
loc	25
ccs	14
cts	14
cp	1
rs	8.5806
c	0
b	0
f	0
cc	4
eloc	14
nc	4
nop	2
crap	4

<?php

namespace SymfonyGreekValidation;

use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;

class AfmValidator extends ConstraintValidator
{
    public function validate($value, Constraint $constraint)
    {
        if (empty($value)) {
            return true;
        }

        if (!is_numeric($value)) {
            $this->buildViolation($value, $constraint);

            return false;
        }

        $reverseAfm = array_reverse(str_split($value));
        $lastDigit = (int) array_shift($reverseAfm);
        $checksum = $this->calculateChecksum($reverseAfm);
        $mod = $checksum % 11;

        if ($this->checkModAgainstLastDigit($mod, $lastDigit)) {
            return true;
        }

        $this->buildViolation($value, $constraint);

        return false;
    }

    private function checkModAgainstLastDigit($mod, $lastDigit): bool
    {
        return (10 === $mod && $lastDigit === 0) || ($mod === $lastDigit);
    }

    private function calculateChecksum($reverseAfm): int
    {
        $checksum = 0;
        foreach ($reverseAfm as $index => $value) {
            $checksum += $value * pow(2, ++$index);
        }

        return $checksum;
    }

    private function buildViolation($value, $constraint): void
    {
        $this->context->buildViolation($constraint->message)
            ->setParameter('{{ string }}', $value)
            ->addViolation();
    }
}

1		<?php
2
3		namespace SymfonyGreekValidation;
4
5		use Symfony\Component\Validator\Constraint;
6		use Symfony\Component\Validator\ConstraintValidator;
7
8		class AfmValidator extends ConstraintValidator
9		{
10	10	public function validate($value, Constraint $constraint)
11		{
12	10	if (empty($value)) {
13	2	return true;
14		}
15
16	8	if (!is_numeric($value)) {
17	1	$this->buildViolation($value, $constraint);
18
19	1	return false;
20		}
21
22	7	$reverseAfm = array_reverse(str_split($value));
23	7	$lastDigit = (int) array_shift($reverseAfm);
24	7	$checksum = $this->calculateChecksum($reverseAfm);
25	7	$mod = $checksum % 11;
26
27	7	if ($this->checkModAgainstLastDigit($mod, $lastDigit)) {
28	6	return true;
29		}
30
31	1	$this->buildViolation($value, $constraint);
32
33	1	return false;
34		}
35
36	7	private function checkModAgainstLastDigit($mod, $lastDigit): bool
37		{
38	7	return (10 === $mod && $lastDigit === 0) \|\| ($mod === $lastDigit);
39		}
40
41	7	private function calculateChecksum($reverseAfm): int
42		{
43	7	$checksum = 0;
44	7	foreach ($reverseAfm as $index => $value) {
45	7	$checksum += $value * pow(2, ++$index);
46		}
47
48	7	return $checksum;
49		}
50
51	2	private function buildViolation($value, $constraint): void
52		{
53	2	$this->context->buildViolation($constraint->message)
54	2	->setParameter('{{ string }}', $value)
55	2	->addViolation();
56		}
57		}

thanosKontos / greek-validators-symfony

Push — master ( 54b905...f751d8 )

AfmValidator::validate() B

Complexity

Size

Duplication

Code Coverage

Importance

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