marcocosta10000
79d12fa2f4
Initial commit of the complete City10 virtual city simulation platform. Backend (Laravel 13): - REST API with Sanctum tokens and session-based web authentication - Role-based access control (admin/user) with middleware protection - AI agent CRUD with OpenRouter.ai integration restricted to free models - Store management with 3D coordinates and AI shopkeeper assignment - Versioned legal documents (Terms, Privacy, Cookies) with LGPD audit trail - Math CAPTCHA on public forms and multi-language support (pt_BR, en, es) Frontend: - Responsive Blade templates with Tailwind CSS v4 - Three.js 3D city viewer with SSE chat streaming to AI agents - Admin panel for store and user administration Infrastructure: - MariaDB/MySQL database with comprehensive migrations - Database seeders for demo content and test accounts - PHPUnit test suite and Laravel Pint code styling - Vite build configuration with hot reload
59 lines
1.6 KiB
PHP
Executable File
59 lines
1.6 KiB
PHP
Executable File
<?php
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namespace App\Http\Requests\Traits;
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use Illuminate\Support\Facades\Session;
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/**
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* Simple arithmetic CAPTCHA implemented with pure Laravel primitives.
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*
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* Generates a sum of two random integers, stores the expected result in
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* the session and validates the user answer. It introduces no external
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* dependency and is therefore safe from third-party licensing concerns.
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*/
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trait ValidatesMathCaptcha
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{
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/**
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* Generate a new math challenge and persist it in the session.
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*
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* @return array{a: int, b: int, question: string}
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*/
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protected static function generateMathCaptcha(): array
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{
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$a = random_int(1, 9);
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$b = random_int(1, 9);
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Session::put('captcha_result', $a + $b);
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// Sliding expiry: challenge is valid for 10 minutes.
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Session::put('captcha_expires_at', now()->addMinutes(10)->getTimestamp());
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return [
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'a' => $a,
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'b' => $b,
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'question' => sprintf('%d + %d = ?', $a, $b),
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];
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}
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/**
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* Validate the submitted CAPTCHA answer against the session value.
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*/
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protected function validateMathCaptcha(): bool
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{
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$expected = Session::get('captcha_result');
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$expiresAt = Session::get('captcha_expires_at');
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// Invalidate the challenge after it is consumed.
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Session::forget(['captcha_result', 'captcha_expires_at']);
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if ($expected === null || $expiresAt === null) {
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return false;
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}
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if (now()->getTimestamp() > (int) $expiresAt) {
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return false;
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}
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return (int) $this->input('captcha') === (int) $expected;
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}
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}
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