Time for action - adding code to save feed

1. 1. Add the code to save form data in /path/to/webroot/feeds/add.php as shown in the following highlighted code:

   <?php
   /**
   * File: /path/to/webroot/feeds/add.php
   */
   include('init.php');
   // If we have data in POST then get it from there else initialize
   // to empty strings
   $viewVars['name'] = !empty($_POST['name']) ? $_POST['name'] : '';
   $viewVars['url'] = !empty($_POST['url']) ? $_POST['url'] : '';
   // Check if form is submitted and if we have a feed name and url
   // then save the data
   if (!empty($_POST['name']) && !empty($_POST['url'])) {
   // First check if the feed being added is already in our database
   $stmt = $dbh->prepare("SELECT id FROM feeds WHERE url = :url");
   $stmt->bindParam(':url', strip_tags(
   $viewVars['url']),
   PDO::PARAM_STR);
   $stmt->execute();
   $result = $stmt->fetch(PDO::FETCH_ASSOC);
   // If this is not a duplicate item then only add it
   if (empty($result)) {
   $stmt = $dbh->prepare("INSERT INTO feeds SET name = ...