PHP Validator Class

This is a simple PHP validation class that can be used to validate form inputs without relying on any frameworks like Laravel. The class supports basic validation rules and integrates Google reCAPTCHA validation.

Features

• Required fields
• Minimum length validation
• Maximum length validation
• Regular expression validation
• Google reCAPTCHA validation
• File Extension Type
• File Size
• Date format
• DateTime format

🎯 Roadmap

• E-mail format validation
• Multiple Selectbox minimum and maximum
• Cloudflare Turnstile
• CSRF Token

Installation

Simply include the Validator.php file in your project.

require_once 'Validator.php';

Sample POST data

$POST = [
    'name' => 'John Doe',
    'website_name' => 'Example Website',
    'website_id' => '123',
    'date' => '2023-05-15',
    'datetime' => '2023-05-15 14:30:00',
    'phone' => '123-456-7890',
    'area_code' => '123',
    'g-recaptcha-response' => 'RECAPTCHA_RESPONSE',
    'message' => 'Hello, this is a message',
    'file' => [
        'name' => 'example.jpg',
        'type' => 'image/jpeg',
        'tmp_name' => '/tmp/phpYzdqkD',
        'error' => 0,
        'size' => 204800 // 200 KB
    ]
];

Usage

Define validation rules

$validator = Validator::make($POST, [
    'name' => 'required|max:70',
    'website_name' => 'required|max:70',
    'website_id' => 'required',
    'date' => 'required|dateFormat:Y-m-d',
    'datetime' => 'required|datetimeFormat:Y-m-d H:i:s',
    'phone' => 'required|regex:/^([0-9\s\-\+\(\)]*)$/|min:10',
    'area_code' => 'required',
    'g-recaptcha-response' => 'required|captcha',
    'message' => 'required',
    'file' => 'required|fileSize:204800|fileType:jpg,png,pdf',
]);

Validate

// Check if validation fails
if ($validator->fails()) {
    echo json_encode([
        'info' => $validator->messages(),
        'error' => true
    ]);
} else {
    echo json_encode([
        'info' => 'Validation passed',
        'error' => false
    ]);
}

Features

• required: The field must not be empty.
• max:X: The field must not be longer than X characters.
• regex:/pattern/: The field must match the given regular expression.
• min:X: The field must be at least X characters long.
• captcha: The field must be a valid Google reCAPTCHA response.
• fileSize:[Byte] : File size must be less than X
• fileType:[Ext1,Ext2] : The file format must be in the following formats Ext1,Ext2
• dateFormat:[FORMAT] : The field does not match the format [FORMAT]
• datetimeFormat:[FORMAT] : The field does not match the format [FORMAT]

Google reCAPTCHA Integration

To use Google reCAPTCHA, you need to have a reCAPTCHA secret key. Replace YOUR_SECRET_KEY in the validateCaptcha method with your actual secret key.

Contributing

Feel free to contribute to this project by opening issues or submitting pull requests. Please ensure that your code follows the coding standards and includes appropriate tests.

License

This project is licensed under the MIT License.

Feel free to adjust the README.md file as needed for your specific use case or project guidelines.