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1 | <?php |
2 | /** |
3 | * Pop PHP Framework (http://www.popphp.org/) |
4 | * |
5 | * @link https://github.com/popphp/popphp-framework |
6 | * @author Nick Sagona, III <dev@noladev.com> |
7 | * @copyright Copyright (c) 2009-2025 NOLA Interactive, LLC. |
8 | * @license http://www.popphp.org/license New BSD License |
9 | */ |
10 | |
11 | /** |
12 | * @namespace |
13 | */ |
14 | namespace Pop\Validator; |
15 | |
16 | /** |
17 | * Has one validator class |
18 | * |
19 | * @category Pop |
20 | * @package Pop\Validator |
21 | * @author Nick Sagona, III <dev@noladev.com> |
22 | * @copyright Copyright (c) 2009-2025 NOLA Interactive, LLC. |
23 | * @license http://www.popphp.org/license New BSD License |
24 | * @version 4.5.0 |
25 | */ |
26 | class HasOne extends AbstractValidator |
27 | { |
28 | |
29 | /** |
30 | * Traits |
31 | */ |
32 | use TraverseTrait; |
33 | |
34 | /** |
35 | * Method to evaluate the validator |
36 | * |
37 | * @param mixed $input |
38 | * @throws Exception |
39 | * @return bool |
40 | */ |
41 | public function evaluate(mixed $input = null): bool |
42 | { |
43 | // Set the input, if passed |
44 | if ($input !== null) { |
45 | $this->input = $input; |
46 | } |
47 | |
48 | // Set the default message |
49 | if ($this->message === null) { |
50 | $this->message = 'The value must contain at least one item' . |
51 | (($this->value !== null) ? " of '" . $this->value . "'." : '.'); |
52 | } |
53 | |
54 | if (!is_array($input)) { |
55 | throw new Exception('Error: The evaluated input must be an array.'); |
56 | } |
57 | if (empty($this->value)) { |
58 | throw new Exception('Error: The evaluated value cannot be empty.'); |
59 | } |
60 | |
61 | if (!str_contains($this->value, '.')) { |
62 | return (array_key_exists($this->value, $this->input) && |
63 | is_array($this->input[$this->value]) && count($this->input[$this->value]) > 0); |
64 | } else { |
65 | $value = []; |
66 | self::traverseData($this->value, $this->input, $value); |
67 | return (is_array($value) && (count($value) > 0)); |
68 | } |
69 | } |
70 | |
71 | } |