allow vendord

vendor/mercadopago/dx-php/samples/checkout-buttons/basic-preference/button.php

@@ -0,0 +1,25 @@
+<?php
+
+    # Crear un boton de pago a partir de una preferencia con atributos requeridos minimos
+
+    require_once dirname(__FILE__).'/../../index.php';
+
+    $preference = new MercadoPago\Preference();
+
+    # Building an item
+
+    $item = new MercadoPago\Item();
+    $item->id = "00001";
+    $item->title = "item"; 
+    $item->quantity = 1;
+    $item->unit_price = 100;
+
+    $preference->items = array($item);
+
+    $preference->save(); # Save the preference and send the HTTP Request to create
+
+    # Return the HTML code for button
+
+    echo "<a href='$preference->sandbox_init_point'> Pagar </a>";
+
+?>