Elasticemail Webhook

app\Http\Controllers\WebhookController.php

<?php

namespace App\Http\Controllers;

use App\Models\Post;
use DOMDocument;
use Illuminate\Support\Str;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Storage;

class WebhookController extends Controller
{
    public function __invoke(Request $request)
    {
        //guardamos todos los archivos adjuntos.
        $this->saveFiles($request->get('Attachments'));
    
        $doc = new DOMDocument();
        $doc->loadHTML(htmlentities($request->HtmlBody));

        //$this->replaceImg($doc);
    
        $html = $doc->saveHTML();
        $html = htmlspecialchars_decode($html);

        $post = new Post();
        $post->html = $html;
        $post->save();
    }

    public function saveFiles($attach)
    {
        $this->attach = collect($attach);
    }

    public function replaceImg($doc) 
    {
        $images = $doc->getElementsByTagName('img');
        
        foreach ($images as $image)
        {
            //guardamos el nombre de la imagen
            $src = $image->attributes->getNamedItem('src')->nodeValue;

            //no es una url
            if (!filter_var($src, FILTER_VALIDATE_URL))
            {
                //es cid? de gmail
                if (Str::startsWith($src, 'cid:')) {
                    //obtenemos la imagen del attachment que comienza con el cid
                    $file = $this->attach->firstWhere('ContentID', Str::replaceFirst('cid:', '', $src));

                    Storage::disk('public')->put($file['Name'], base64_decode($file['Content']));

                    $url = Storage::url($file['Name']);
                }
            }

            //Guardamos el enlace al archivo que hemos creado.
            $image->attributes->getNamedItem('src')->nodeValue = env('APP_URL') . $url;
        }
    }
}

routes\api.php

<?php

Route::post('/postmarkapp/webhook', WebhookController::class);

?>