PHP code example of theflowbyte / laravel-macro-attribute

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

theflowbyte / laravel-macro-attribute example snippets

namespace App\Helpers;

use TheFlowByte\MacroAttribute\Attributes\Macro;
use Illuminate\Http\Request;

class CrawlerHelper
{
    #[Macro(targetClass: Request::class)]
    public static function isCrawler(Request $request): bool
    {
        $userAgent = strtolower($request->header('User-Agent', ''));
        
        return str_contains($userAgent, 'bot');
    }

    #[Macro(targetClass: Request::class, macroName: 'denyCrawlerAccess')]
    public static function shouldBlockCrawler(Request $request): bool
    {
        $userAgent = strtolower($request->header('User-Agent', ''));
        
        $blockedBots = config('bots.blacklist', []);

        foreach ($blockedBots as $bot) {
            if (str_contains($userAgent, $bot)) {
                return true;
            }
        }

        return false;
    }
}

namespace App\Providers;

use Illuminate\Support\ServiceProvider;
use TheFlowByte\MacroAttribute\Loaders\MacroAttributeLoader;
use App\Helpers\CrawlerHelper;

class AppServiceProvider extends ServiceProvider
{
    public function boot()
    {
        // Register the macros from the specified class
        MacroAttributeLoader::register([
            CrawlerHelper::class,
            // ...
        ]);
    }
}

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;

class BlockCrawlers
{
    public function handle(Request $request, Closure $next)
    {
        if ($request->isCrawler()) {
            logger()->debug('Request identified as coming from a crawler.');
        }

        if ($request->denyCrawlerAccess()) {
            return response('Access Denied for Crawlers.', 403);
        }

        return $next($request);
    }
}

use TheFlowByte\MacroAttribute\Attributes\Macro;
use App\Models\Order;
use App\Models\Invoice;

class FinancialMacros
{
    #[Macro(targetClass: [Order::class, Invoice::class])]
    public static function calculateTotalWithTax(HasSubtotal $model, float $taxRate = 0.2): float
    {
        return $model->subtotal + ($model->subtotal * $taxRate);
    }
}