Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

PHP Enhancing a Simple PHP Application Refactoring the Codebase Separating Concerns: MVC

This code block contains two files: (1) an index.php file that contains the controller code and the view code for the ho

Please help

index.php
<?php

// INCLUDE MODEL FILE
require_once("flavors.php");



// CONTROLLER CODE
$flavors = get_recent_flavors(3);



// VIEW CODE
?><html>
<body>

    <h1>Ye Olde Ice Cream Shoppe</h1>

    <p>We sell amazing flavors of ice cream.</p>

    <h2>Newest Flavors</h2>

    <ul>
    <?php
        foreach ($flavors as $flavor) {
            echo "<li>" . $flavor["name"] . "</li>";
        }
    ?>
    </ul>

</body>
</html>
flavors.php
<?php

// This function returns all the flavors
// ordered by the date they have been added.
function get_all_flavors() {

    $flavors = array(
        array("name" => "Vanilla", "likes" => 312),
        array("name" => "Cookie Dough", "likes" => 976),
        array("name" => "Peppermint", "likes" => 12),        
        array("name" => "Cake Batter", "likes" => 598),
        array("name" => "Avocado Chocolate", "likes" => 6),        
        array("name" => "Jalapeno So Spicy", "likes" => 3),        
    );

    return $flavors;

}

// This function receives a number as an argument.
// It returns the newest flavors, the most recent
// flavor first. (The number of flavors returned
// corresponds to the number in the argument.)
function get_recent_flavors($number) {

    $recent = array();
    $all = get_all_flavors();

    $total_flavors = count($all);
    $position = 0;

    foreach($all as $flavor) {
        $position = $position + 1;
        if ($total_flavors - $position < $number) {
            $recent[] = $flavor;
        }
    }

    return array_reverse($recent);

}

// This function receives a number as an argument.
// It returns the most popular flavors based on
// the number of likes, the most popular flavor
// first. (The number of flavors returned corresponds
// to the number in the argument.)
function get_flavors_by_likes($number) {

    $all = get_all_flavors();

    $total_flavors = count($all);
    $position = 0;

    $popular = $all;
    usort($popular, function($a, $b) {
        return $b['likes'] - $a['likes'];
    });

    return array_slice($popular, 0, $number);

}

?>