upload.php - upload via url and rename

<?php
if(isset($_POST['submit'])){
  $file_url = $_POST['file_url'];
  $new_name = $_POST['new_name'];

  // Inisialisasi cURL
  $ch = curl_init($file_url);

  // Menentukan opsi untuk menyimpan hasil download ke variabel
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

  // Melakukan request
  $data = curl_exec($ch);

  // Menutup koneksi cURL
  curl_close($ch);

  // Mendapatkan informasi nama file asli jika `<link>$new_name</link>` kosong
  if(empty($new_name)){
    $path_parts = pathinfo($file_url);
    $new_name = $path_parts['basename'];
  }

  // Menyimpan file ke folder uploads dengan nama baru
  if(file_put_contents('uploads/' . $new_name, $data) !== false){
    $file_url = 'http://' . $_SERVER['HTTP_HOST'] . '/uploads/' . $new_name;
    $file_size = filesize('uploads/' . $new_name);
    $file_size_mb = round($file_size/1024/1024, 2); // Mengonversi ukuran file ke MB
    echo "File berhasil diunggah. <br>";
    echo "Nama file: <link>$new_name</link> <br>";
    echo "Ukuran file: $file_size_mb MB <br>";
    echo "Link: <a href='$file_url'>$file_url</a>";
  } else {
    echo "Gagal mengunggah file.";
  }
}
?>