add_bms.php

《PHP和MySQL Web开发》(第三版) Source

<?php
 require_once('bookmark_fns.php');
 session_start();
 
  //create short variable name
  $new_url = $_POST['new_url'];
 
  do_html_header('Adding bookmarks');
  
  try
  {
    check_valid_user();
    if (!filled_out($_POST))
    {
      throw new Exception('Form not completely filled out.');    
    }
    // check URL format
    if (strstr($new_url, 'http://')===false)
       $new_url = 'http://'.$new_url;

    // check URL is valid
    if (!(@fopen($new_url, 'r')))
      throw new Exception('Not a valid URL.');
    // try to add bm
    add_bm($new_url);
    echo 'Bookmark added.';

    // get the bookmarks this user has saved
    if ($url_array = get_user_urls($_SESSION['valid_user']))
      display_user_urls($url_array);
  }
  catch (Exception $e)
  {
    echo $e->getMessage();
  }
  display_user_menu(); 
  do_html_footer();
?>