Listing Gifts for Selection
After logging in to the application, users are sent to the list.php page that displays all the gifts that are still available (not yet reserved by a wedding guest). The page also displays the gifts that the user has already reserved.
As with the gift editing page, we create the outline of an HTML
page and call on a custom function—in this case, the function showgifts()—to read the gift
information from the database and generate the required HTML:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <title>Jack and Jill's Wedding Gift Registry</title> </head> <body bgcolor='LIGHTBLUE'> <?php // Show a logout link echo "<a href='logout.php'>Logout</a>"; // Check whether the user is Jack or Jill (username is 'jack' or // 'jill'); if so, show a link to the gift editing page. if($_SESSION['username']=="jack" || $_SESSION['username']=="jill") echo " | <a href='edit.php'>Edit gifts</a>"; // Connect to the MySQL DBMS and use the wedding database - // credentials are in the file db.php if(!($connection= @ mysqli_connect( $DB_hostname, $DB_username, $DB_password, $DB_databasename))) showerror($connection); // Pre-process the message data for security if(count($_GET)) $message = clean($_GET["message"], 128); // If there's a message to show, output it if (!empty($message)) echo "\n<h3><font color=\"red\"><em>". urldecode($message)."</em></font></h3>"; echo "\n<h3>Here are some gift suggestions</h3>"; // ...
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