feat: add isrc rule

README.md

@@ -21,7 +21,7 @@ Require the package via Composer:
 
 The Validation library is built to work with the Laravel Framework (>=10). It
 comes with a service provider, which will be discovered automatically and
-registers the validation rules into your installation. The package provides 30
+registers the validation rules into your installation. The package provides 37
 additional validation rules including multi language error messages, which can
 be used like Laravel's own validation rules.
 
@@ -190,6 +190,12 @@ Checks for a valid [International Securities Identification Number](https://en.w
 
     public Intervention\Validation\Rules\Isin::__construct()
 
+### International Standard Recording Code (ISRC)
+
+The field under validation must be a valid [International Standard Recording Code](https://en.wikipedia.org/wiki/International_Standard_Recording_Code) (ISRC).
+
+    public Intervention\Validation\Rules\Isrc::__construct()
+
 ### International Standard Serial Number (ISSN)
 
 Checks for a valid [International Standard Serial Number](https://en.wikipedia.org/wiki/International_Standard_Serial_Number) (ISSN).

src/Rules/Isrc.php

@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Intervention\Validation\Rules;
+
+use Intervention\Validation\AbstractRegexRule;
+
+class Isrc extends AbstractRegexRule
+{
+    protected function pattern(): string
+    {
+        return "/^[A-Z]{2}[A-Z0-9]{3}\d{7}$/i";
+    }
+
+    public function isValid(mixed $value): bool
+    {
+        $normalized = $this->normalizeValue((string) $value);
+
+        if ($normalized === null || $this->hasInvalidLength($normalized)) {
+            return false;
+        }
+
+        return parent::isValid($normalized);
+    }
+
+    private function normalizeValue(string $value): ?string
+    {
+        $normalized = preg_replace('/[^A-Z0-9]/i', '', $value);
+
+        return $normalized === null ? null : (string) $normalized;
+    }
+
+    private function hasInvalidLength(string $value): bool
+    {
+        return strlen($value) !== 12;
+    }
+}

src/lang/de/validation.php

@@ -9,6 +9,7 @@
     'hexadecimalcolor' => 'Der Wert :attribute muss einen gültigen hexadezimalen Farbwert enthalten.',
     'creditcard' => 'Der Wert :attribute ist keine gültige Kreditkartennummer.',
     'isbn' => 'Der Wert :attribute muss eine gültige International Standard Book Number (ISBN) enthalten.',
+    'isrc' => 'Der Wert :attribute muss eine gültige International Standard Recording Code (ISRC) enthalten.',
     'username' => 'Der Wert :attribute enthält keinen gültigen Benutzernamen.',
     'htmlclean' => 'Der Wert :attribute enthält nicht erlaubten HTML Code.',
     'domainname' => 'Der Wert :attribute muss einen Domainnamen enthalten.',

src/lang/en/validation.php

@@ -9,6 +9,7 @@
     'hexadecimalcolor' => 'The :attribute must be a valid hexadecimal color code.',
     'creditcard' => 'The :attribute must be a valid creditcard number.',
     'isbn' => ':attribute must be a valid International Standard Book Number (ISBN).',
+    'isrc' => 'The :attribute must be a valid International Standard Recording Code (ISRC).',
     'username' => 'The value :attribute must be a valid username.',
     'htmlclean' => 'The value :attribute contains forbidden HTML code.',
     'domainname' => ':attribute must be a well formed domainname.',

src/lang/fr/validation.php

@@ -9,6 +9,7 @@
     'hexadecimalcolor' => 'Le champ :attribute doit être un code couleur hexadécimal valide.',
     'creditcard' => 'Le champ :attribute doit être un numéro de carte de crédit valide.',
     'isbn' => 'Le champ :attribute doit être un numéro ISBN valide.',
+    'isrc' => 'Le champ :attribute doit être un code ISRC (International Standard Recording Code) valide.',
     'username' => 'La valeur de :attribute doit être un pseudonyme valide : chaine alphanumérique entre 3' .
         ' et 20 caractères, débutant obligatoirement par une lettre, acceptant les tirets et tirets bas.',
     'htmlclean' => 'La valeur de :attribute ne doit pas contenir de code HTML.',

tests/Rules/IsrcTest.php

@@ -0,0 +1,75 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Intervention\Validation\Tests\Rules;
+
+use Generator;
+use PHPUnit\Framework\Attributes\DataProvider;
+use Intervention\Validation\Rules\Isrc;
+use PHPUnit\Framework\TestCase;
+
+final class IsrcTest extends TestCase
+{
+    #[DataProvider('dataProvider')]
+    public function testValidation(bool $result, string $value): void
+    {
+        $valid = (new Isrc())->isValid($value);
+        $this->assertEquals($result, $valid);
+    }
+
+    public static function dataProvider(): Generator
+    {
+        yield [true, 'US-UAN-14-00011'];
+        yield [true, 'USUAN1400011'];
+        yield [true, 'GB-XXX-20-12345'];
+        yield [true, 'GBXXX2012345'];
+        yield [true, 'DE-A1B-99-00001'];
+        yield [true, 'DEA1B9900001'];
+        yield [true, 'QM-123-24-00001'];
+        yield [true, 'QM1232400001'];
+        yield [true, 'QZ-ABC-25-99999'];
+        yield [true, 'QZABC2599999'];
+        yield [true, 'QT-456-21-00123'];
+        yield [true, 'QT4562100123'];
+        yield [true, 'FR-789-00-00001'];
+        yield [true, 'FR7890000001'];
+        yield [true, 'US UAN 14 00011'];
+        yield [true, 'us-uan-14-00011'];
+        yield [true, 'US-uan-14-00011'];
+        yield [true, 'gb-xxx-20-12345'];
+        yield [true, 'de-a1b-99-00001'];
+        yield [true, 'US/UAN/14/00011'];
+        yield [true, 'US_UAN_14_00011'];
+        yield [true, 'US.UAN.14.00011'];
+
+        yield [false, 'US-UAN-14-0001'];
+        yield [false, 'US-UAN-14-000111'];
+        yield [false, 'USUAN140001'];
+        yield [false, 'USUAN14000111'];
+        yield [false, '1S-UAN-14-00011'];
+        yield [false, 'U1-UAN-14-00011'];
+        yield [false, 'U-UAN-14-00011'];
+        yield [false, 'USA-UAN-14-00011'];
+        yield [false, 'US--14-00011'];
+        yield [false, 'US-UA-14-00011'];
+        yield [false, 'US-UANN-14-00011'];
+        yield [false, 'US-U@N-14-00011'];
+        yield [false, 'US-UAN-1-00011'];
+        yield [false, 'US-UAN-123-00011'];
+        yield [false, 'US-UAN-AB-00011'];
+        yield [false, 'US-UAN--00011'];
+        yield [false, 'US-UAN-14-0001'];
+        yield [false, 'US-UAN-14-000111'];
+        yield [false, 'US-UAN-14-0001A'];
+        yield [false, 'US-UAN-14-'];
+        yield [false, ''];
+        yield [false, 'foobar'];
+        yield [false, '123456789012'];
+        yield [false, 'ABCDEFGHIJKL'];
+
+        yield [true, 'US-UAN-14-00011-'];
+        yield [true, '-US-UAN-14-00011'];
+        yield [true, 'US--UAN-14-00011'];
+    }
+}