Math Captcha Controller

Welcome to the Math Captcha Controller! Enhance your form security with our simple yet effective math-based CAPTCHA system. Designed to blend seamlessly into your Laravel projects, this controller ensures your forms are protected from spam while providing a user-friendly experience.

Features

• Dynamic CAPTCHA Generation: Generate random math problems with customizable difficulty.
• Easy Integration: Effortlessly add the CAPTCHA to your Blade templates.
• Session Management: Securely store CAPTCHA data in the session.
• Customizable Input and Script: Personalize the CAPTCHA input field and script behavior.
• Validation Logic: Ensure user input matches the CAPTCHA solution with robust

#Quick Start

Add Captcha Refresh Route

Add this route to refresh the captcha:

// In App\Http\Controllers\MathCaptchaController
Route::get('get-captcha', [MathCaptchaController::class, 'resetCaptcha'])->name('get.captcha');

Use Captcha Input in Blade

To show the captcha input in a Blade template:

{!! \App\Http\Controllers\MathCaptchaController::input() !!}

Customizing Captcha Input

You can customize the captcha input by passing parameters:

{!! \App\Http\Controllers\MathCaptchaController::input('captcha_field', 'target_element', 'custom_classes') !!}

• captcha_field: The name of the captcha input field (default is "captcha").
• target_element: The parent element for the captcha input (optional).
• custom_classes: Any additional classes for the captcha input field (optional).

Use Captcha Script in Blade

To include the captcha script in a Blade template:

{!! \App\Http\Controllers\MathCaptchaController::getScript() !!}

Customizing Captcha Script

You can customize the captcha script by specifying the selector:

{!! \App\Http\Controllers\MathCaptchaController::getScript('#custom_selector') !!}

• #custom_selector: The jQuery selector where the new HTML code with input will be loaded (default is #captcha-wrapper).

Controller Validation Logic

To validate the captcha in your controller:

$cvalidate = MathCaptchaController::validate($request);

if ($cvalidate !== true) {
    // Your logic here if captcha is invalid
}

Customization Options (in MathCaptchaController.php)

Configurable Number Range and Operators

Customize the number range and operators directly in the controller:

// Modify these variables in the MathCaptchaController
public static $min = 1; // Minimum number
public static $max = 20; // Maximum number
public static $operators = ['+', '-']; // Operators list

Custom Error Messages

Set custom error messages for captcha validation:

$cvalidate = MathCaptchaController::validate($request, 'captcha', 'Incorrect answer, try again.');

if ($cvalidate !== true) {
    // Your logic here if captcha is invalid
}