NumericPasswordGenerator::generate()   A
last analyzed

Complexity

Conditions 2
Paths 2

Size

Total Lines 11
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 6
CRAP Score 2

Importance

Changes 0
Metric Value
eloc 6
dl 0
loc 11
rs 10
c 0
b 0
f 0
ccs 6
cts 6
cp 1
cc 2
nc 2
nop 1
crap 2
1
<?php
2
3
/*
4
 * @copyright 2018 Hilmi Erdem KEREN
5
 * @license MIT
6
 */
7
8
namespace Erdemkeren\Otp\PasswordGenerators;
9
10
use Erdemkeren\Otp\PasswordGeneratorInterface;
11
use Exception;
12
13
/**
14
 * Class NumericPasswordGenerator.
15
 */
16
class NumericPasswordGenerator implements PasswordGeneratorInterface
17
{
18
    /**
19
     * Generate a numeric password.
20
     *
21
     * @param int $length
22
     *
23
     * @return string
24
     */
25 2
    public function generate(int $length): string
26
    {
27 2
        $range = $this->generateRangeForLength($length);
28
29
        try {
30 2
            $int = random_int($range[0], $range[1]);
31 1
        } catch (Exception $e) {
32 1
            $int = rand($range[0], $range[1]);
33
        }
34
35 2
        return (string) $int;
36
    }
37
38
    /**
39
     * Generate the required range for the given length.
40
     *
41
     * @param int $length
42
     *
43
     * @return array
44
     */
45 2
    protected function generateRangeForLength(int $length): array
46
    {
47 2
        $min = 1;
48 2
        $max = 9;
49
50 2
        while ($length > 1) {
51 2
            $min .= 0;
52 2
            $max .= 9;
53
54 2
            $length--;
55
        }
56
57
        return [
58 2
            $min, $max,
59
        ];
60
    }
61
}
62