Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
100.00% |
62 / 62 |
|
100.00% |
7 / 7 |
CRAP | |
100.00% |
1 / 1 |
| CpfCnpjValidator | |
100.00% |
62 / 62 |
|
100.00% |
7 / 7 |
33 | |
100.00% |
1 / 1 |
| validate | |
100.00% |
13 / 13 |
|
100.00% |
1 / 1 |
7 | |||
| passes | |
100.00% |
9 / 9 |
|
100.00% |
1 / 1 |
5 | |||
| passesCpf | |
100.00% |
6 / 6 |
|
100.00% |
1 / 1 |
4 | |||
| passesCnpj | |
100.00% |
6 / 6 |
|
100.00% |
1 / 1 |
4 | |||
| sanitize | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| validateCpf | |
100.00% |
10 / 10 |
|
100.00% |
1 / 1 |
5 | |||
| validateCnpj | |
100.00% |
17 / 17 |
|
100.00% |
1 / 1 |
7 | |||
| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace DevToolbelt\LaravelEloquentPlus\Validators; |
| 6 | |
| 7 | use Closure; |
| 8 | use Illuminate\Contracts\Validation\ValidationRule; |
| 9 | |
| 10 | /** |
| 11 | * Validation rule for Brazilian CPF (11 digits) and CNPJ (14 digits). |
| 12 | * |
| 13 | * Validates the mathematical check digits according to the official algorithm. |
| 14 | * Automatically removes non-numeric characters before validation. |
| 15 | * |
| 16 | * Usage: |
| 17 | * ```php |
| 18 | * $rules = [ |
| 19 | * 'document' => ['required', new CpfCnpjValidator()], |
| 20 | * ]; |
| 21 | * ``` |
| 22 | * |
| 23 | * Accepts formats: |
| 24 | * - CPF: "123.456.789-00" or "12345678900" |
| 25 | * - CNPJ: "12.345.678/0001-00" or "12345678000100" |
| 26 | * |
| 27 | * @package DevToolbelt\LaravelEloquentPlus\Validators |
| 28 | */ |
| 29 | final class CpfCnpjValidator implements ValidationRule |
| 30 | { |
| 31 | private const int CPF_LENGTH = 11; |
| 32 | private const int CNPJ_LENGTH = 14; |
| 33 | |
| 34 | /** |
| 35 | * Run the validation rule. |
| 36 | * |
| 37 | * @param string $attribute The attribute name being validated |
| 38 | * @param mixed $value The value to validate |
| 39 | * @param Closure(string, string|null=): \Illuminate\Translation\PotentiallyTranslatedString $fail |
| 40 | * @return void |
| 41 | */ |
| 42 | public function validate(string $attribute, mixed $value, Closure $fail): void |
| 43 | { |
| 44 | if ($value === null || $value === '') { |
| 45 | return; |
| 46 | } |
| 47 | |
| 48 | $value = $this->sanitize((string) $value); |
| 49 | $length = strlen($value); |
| 50 | |
| 51 | if ($length === self::CPF_LENGTH) { |
| 52 | if (!$this->validateCpf($value)) { |
| 53 | $fail('The :attribute is not a valid CPF.'); |
| 54 | } |
| 55 | return; |
| 56 | } |
| 57 | |
| 58 | if ($length === self::CNPJ_LENGTH) { |
| 59 | if (!$this->validateCnpj($value)) { |
| 60 | $fail('The :attribute is not a valid CNPJ.'); |
| 61 | } |
| 62 | return; |
| 63 | } |
| 64 | |
| 65 | $fail('The :attribute must be a valid CPF (11 digits) or CNPJ (14 digits).'); |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * Determine if the validation rule passes. |
| 70 | * |
| 71 | * This method can be used for simple boolean validation checks, |
| 72 | * useful for Validator::extend() registration. |
| 73 | * |
| 74 | * @param mixed $value The value to validate |
| 75 | * @return bool True if valid, false otherwise |
| 76 | */ |
| 77 | public function passes(mixed $value): bool |
| 78 | { |
| 79 | if ($value === null || $value === '') { |
| 80 | return true; |
| 81 | } |
| 82 | |
| 83 | $value = $this->sanitize((string) $value); |
| 84 | $length = strlen($value); |
| 85 | |
| 86 | if ($length === self::CPF_LENGTH) { |
| 87 | return $this->validateCpf($value); |
| 88 | } |
| 89 | |
| 90 | if ($length === self::CNPJ_LENGTH) { |
| 91 | return $this->validateCnpj($value); |
| 92 | } |
| 93 | |
| 94 | return false; |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * Determine if the value is a valid CPF only. |
| 99 | * |
| 100 | * @param mixed $value The value to validate |
| 101 | * @return bool True if valid CPF, false otherwise |
| 102 | */ |
| 103 | public function passesCpf(mixed $value): bool |
| 104 | { |
| 105 | if ($value === null || $value === '') { |
| 106 | return true; |
| 107 | } |
| 108 | |
| 109 | $value = $this->sanitize((string) $value); |
| 110 | |
| 111 | if (strlen($value) !== self::CPF_LENGTH) { |
| 112 | return false; |
| 113 | } |
| 114 | |
| 115 | return $this->validateCpf($value); |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * Determine if the value is a valid CNPJ only. |
| 120 | * |
| 121 | * @param mixed $value The value to validate |
| 122 | * @return bool True if valid CNPJ, false otherwise |
| 123 | */ |
| 124 | public function passesCnpj(mixed $value): bool |
| 125 | { |
| 126 | if ($value === null || $value === '') { |
| 127 | return true; |
| 128 | } |
| 129 | |
| 130 | $value = $this->sanitize((string) $value); |
| 131 | |
| 132 | if (strlen($value) !== self::CNPJ_LENGTH) { |
| 133 | return false; |
| 134 | } |
| 135 | |
| 136 | return $this->validateCnpj($value); |
| 137 | } |
| 138 | |
| 139 | /** |
| 140 | * Remove all non-numeric characters from the value. |
| 141 | * |
| 142 | * @param string $value |
| 143 | * @return string |
| 144 | */ |
| 145 | private function sanitize(string $value): string |
| 146 | { |
| 147 | return (string) preg_replace('/\D/', '', trim($value)); |
| 148 | } |
| 149 | |
| 150 | /** |
| 151 | * Validate a CPF number using the official algorithm. |
| 152 | * |
| 153 | * @param string $cpf The 11-digit CPF number |
| 154 | * @return bool True if valid, false otherwise |
| 155 | */ |
| 156 | private function validateCpf(string $cpf): bool |
| 157 | { |
| 158 | // Reject sequences of repeated digits (e.g., 111.111.111-11) |
| 159 | if ((bool) preg_match('/(\d)\1{10}/', $cpf)) { |
| 160 | return false; |
| 161 | } |
| 162 | |
| 163 | // Validate check digits |
| 164 | for ($t = 9; $t < 11; $t++) { |
| 165 | $sum = 0; |
| 166 | |
| 167 | for ($c = 0; $c < $t; $c++) { |
| 168 | $sum += (int) $cpf[$c] * (($t + 1) - $c); |
| 169 | } |
| 170 | |
| 171 | $digit = ((10 * $sum) % 11) % 10; |
| 172 | |
| 173 | if ((int) $cpf[$t] !== $digit) { |
| 174 | return false; |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | return true; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Validate a CNPJ number using the official algorithm. |
| 183 | * |
| 184 | * @param string $cnpj The 14-digit CNPJ number |
| 185 | * @return bool True if valid, false otherwise |
| 186 | */ |
| 187 | private function validateCnpj(string $cnpj): bool |
| 188 | { |
| 189 | // Reject sequences of repeated digits (e.g., 11.111.111/1111-11) |
| 190 | if ((bool) preg_match('/(\d)\1{13}/', $cnpj)) { |
| 191 | return false; |
| 192 | } |
| 193 | |
| 194 | // Validate first check digit |
| 195 | $weights = [5, 4, 3, 2, 9, 8, 7, 6, 5, 4, 3, 2]; |
| 196 | $sum = 0; |
| 197 | |
| 198 | for ($i = 0; $i < 12; $i++) { |
| 199 | $sum += (int) $cnpj[$i] * $weights[$i]; |
| 200 | } |
| 201 | |
| 202 | $digit = $sum % 11; |
| 203 | $digit = $digit < 2 ? 0 : 11 - $digit; |
| 204 | |
| 205 | if ((int) $cnpj[12] !== $digit) { |
| 206 | return false; |
| 207 | } |
| 208 | |
| 209 | // Validate second check digit |
| 210 | $weights = [6, 5, 4, 3, 2, 9, 8, 7, 6, 5, 4, 3, 2]; |
| 211 | $sum = 0; |
| 212 | |
| 213 | for ($i = 0; $i < 13; $i++) { |
| 214 | $sum += (int) $cnpj[$i] * $weights[$i]; |
| 215 | } |
| 216 | |
| 217 | $digit = $sum % 11; |
| 218 | $digit = $digit < 2 ? 0 : 11 - $digit; |
| 219 | |
| 220 | return (int) $cnpj[13] === $digit; |
| 221 | } |
| 222 | } |