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favoritos.php
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PlayONRetro</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="format-detection" content="telephone=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="author" content="">
<meta name="keywords" content="">
<meta name="description" content="">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/swiper@9/swiper-bundle.min.css">
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-KK94CHFLLe+nY2dmCWGMq91rCGa5gtU4mk92HdvYe+M/SXH301p5ILy+dN9+nJOZ" crossorigin="anonymous">
<link rel="stylesheet" type="text/css" href="css/vendor.css">
<link rel="stylesheet" type="text/css" href="style.css">
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Nunito:wght@400;700&family=Open+Sans:ital,wght@0,400;0,700;1,400;1,700&display=swap" rel="stylesheet">
</head>
<body>
<?php
session_start();
if (empty($_SESSION['id'])) {
echo "<h3>Para agregar productos a tu lista de favoritos debes iniciar sesión en tu cuenta de <strong>PlayONRetro.</strong></h3>";
?>
<br>
<a href="index.php" class="btn btn-secondary">Volver a la pagina <strong>PRINCIPAL</strong>.</a>
<a href="login_html.php" class="btn btn-success">Iniciar Sesion</a>
<br><br>
<label for="no-tener">¿No tienes una cuenta?</label><a href="signup_html.php" class="btn btn-info"> Registrarse </a>
<?php
die;
}
$conexion = mysqli_connect("sql302.byethost13.com", "b13_36951409", "benjamin5");
mysqli_select_db($conexion, "b13_36951409_proyecto");
$producto_id = $_POST['id'];
$usuario_id = $_SESSION['id'];
$consulta = "SELECT * FROM favoritos WHERE usuario_id = '$usuario_id' AND producto_id = '$producto_id'";
$verificacion = mysqli_query($conexion, $consulta);
if (mysqli_num_rows($verificacion) <= 0) {
$agregar = "INSERT INTO favoritos (usuario_id, producto_id) VALUES ('$usuario_id', '$producto_id')";
mysqli_query($conexion, $agregar);
} else {
$eliminar = "DELETE FROM favoritos WHERE usuario_id = '$usuario_id' AND producto_id = '$producto_id'";
mysqli_query($conexion, $eliminar);
}
header('Location: ' . $_SERVER['HTTP_REFERER']);
?>
</body>
</html>