Add rules for HSL & HSV/HSB color notations

README.md

@@ -135,6 +135,18 @@ The field under validation must be a valid [hexadecimal color code](https://en.w
 
 Optional length as integer to check only for shorthand (3 or 4 characters) or full hexadecimal (6 or 8 characters) form.
 
+### HSL Color
+
+The field under validation must be a valid [HSL color code](https://en.wikipedia.org/wiki/HSL_and_HSV).
+
+    public Intervention\Validation\Rules\Hslcolor::__construct()
+
+### HSV Color
+
+The field under validation must be a valid [HSV/HSB color code](https://en.wikipedia.org/wiki/HSL_and_HSV).
+
+    public Intervention\Validation\Rules\Hsvcolor::__construct()
+
 ### Text without HTML
 
 The field under validation must be free of any html code.

src/Rules/Hslcolor.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Intervention\Validation\Rules;
+
+use Intervention\Validation\AbstractRegexRule;
+
+class Hslcolor extends AbstractRegexRule
+{
+    /**
+     * {@inheritdoc}
+     *
+     * @see AbstractRegexRule::pattern()
+     */
+    protected function pattern(): string
+    {
+        return '/^hsl\((?P<h>[0-9\.]+), ?(?P<s>[0-9\.]+%?), ?(?P<l>[0-9\.]+%?)?\)$/i';
+    }
+
+    /**
+     * Determine if the validation rule passes.
+     *
+     * @param mixed $value
+     * @return bool
+     */
+    public function isValid(mixed $value): bool
+    {
+        $result = preg_match($this->pattern(), strval($value), $matches);
+
+        if ($result !== 1) {
+            return false;
+        }
+
+        if (!in_array(intval($matches['h']), range(0, 360))) {
+            return false;
+        }
+
+        if (!in_array(intval($matches['s']), range(0, 100))) {
+            return false;
+        }
+
+        if (!in_array(intval($matches['l']), range(0, 100))) {
+            return false;
+        }
+
+        return true;
+    }
+}

src/Rules/Hsvcolor.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Intervention\Validation\Rules;
+
+use Intervention\Validation\AbstractRegexRule;
+
+class Hsvcolor extends AbstractRegexRule
+{
+    /**
+     * {@inheritdoc}
+     *
+     * @see AbstractRegexRule::pattern()
+     */
+    protected function pattern(): string
+    {
+        return '/^hs(v|b)\((?P<h>[0-9\.]+), ?(?P<s>[0-9\.]+%?), ?(?P<v>[0-9\.]+%?)?\)$/i';
+    }
+
+    /**
+     * Determine if the validation rule passes.
+     *
+     * @param mixed $value
+     * @return bool
+     */
+    public function isValid(mixed $value): bool
+    {
+        $result = preg_match($this->pattern(), strval($value), $matches);
+
+        if ($result !== 1) {
+            return false;
+        }
+
+        if (!in_array(intval($matches['h']), range(0, 360))) {
+            return false;
+        }
+
+        if (!in_array(intval($matches['s']), range(0, 100))) {
+            return false;
+        }
+
+        if (!in_array(intval($matches['v']), range(0, 100))) {
+            return false;
+        }
+
+        return true;
+    }
+}

tests/Rules/HslcolorTest.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Intervention\Validation\Tests\Rules;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use Intervention\Validation\Rules\Hslcolor;
+use PHPUnit\Framework\TestCase;
+
+final class HslcolorTest extends TestCase
+{
+    #[DataProvider('dataProvider')]
+    public function testValidation($result, $value): void
+    {
+        $valid = (new Hslcolor())->isValid($value);
+        $this->assertEquals($result, $valid);
+    }
+
+    public static function dataProvider(): array
+    {
+        return [
+            [true, 'hsl(20, 100, 50)'],
+            [true, 'hsl(20, 100%, 50%)'],
+            [true, 'hsl(0, 100%, 50%)'],
+            [true, 'hsl(0, 0%, 0%)'],
+            [true, 'hsl(0,0%,0%)'],
+            [true, 'hsl(0,0,0)'],
+            [true, 'HSL(0,0,0)'],
+            [true, 'hsl(360, 100%, 100%)'],
+            [false, 'hsl(361, 101%, 101%)'],
+            [false, 'hsl(-1, 0%, 0%)'],
+            [false, ''],
+        ];
+    }
+}

tests/Rules/HsvcolorTest.php

@@ -0,0 +1,46 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Intervention\Validation\Tests\Rules;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use Intervention\Validation\Rules\Hsvcolor;
+use PHPUnit\Framework\TestCase;
+
+final class HsvcolorTest extends TestCase
+{
+    #[DataProvider('dataProvider')]
+    public function testValidation($result, $value): void
+    {
+        $valid = (new Hsvcolor())->isValid($value);
+        $this->assertEquals($result, $valid);
+    }
+
+    public static function dataProvider(): array
+    {
+        return [
+            [true, 'hsv(20, 100, 50)'],
+            [true, 'hsv(20, 100%, 50%)'],
+            [true, 'hsv(0, 100%, 50%)'],
+            [true, 'hsv(0, 0%, 0%)'],
+            [true, 'hsv(0,0%,0%)'],
+            [true, 'hsv(0,0,0)'],
+            [true, 'HSV(0,0,0)'],
+            [true, 'hsv(360, 100%, 100%)'],
+            [true, 'hsb(20, 100, 50)'],
+            [true, 'hsb(20, 100%, 50%)'],
+            [true, 'hsb(0, 100%, 50%)'],
+            [true, 'hsb(0, 0%, 0%)'],
+            [true, 'hsb(0,0%,0%)'],
+            [true, 'hsb(0,0,0)'],
+            [true, 'HSB(0,0,0)'],
+            [true, 'hsb(360, 100%, 100%)'],
+            [false, 'hsv(361, 101%, 101%)'],
+            [false, 'hsv(-1, 0%, 0%)'],
+            [false, 'hsb(361, 101%, 101%)'],
+            [false, 'hsb(-1, 0%, 0%)'],
+            [false, ''],
+        ];
+    }
+}