submit.php

<?php

// is cURL installed
if (!function_exists('curl_init')){
    die('Sorry cURL is not installed!');
}

$comparison_id = isset($_GET['comp_id']) ? trim($_GET['comp_id']) : '';
$winner = isset($_GET['winner']) ? trim($_GET['winner']) : '';
if (!$comparison_id)
{
    die('No comparison id specified!');
}
if (!$winner)
{
    die('No winner specified!');
}

$i = 0;

$api_key = "lYfF8kAmPyRZ0Wr0G_9R";
$api_url = "http://$api_key:artsicle@www.artsicle.com/api/v1";

$user_id = "";

session_start();

$email = isset($_SESSION['email']) ? trim($_SESSION['email']) : ''; 

if (isset($_SESSION['user']))
{
    $user_id = $_SESSION['user'];
}
else
{
    die('No user specified!');
}

function submit_result($result)
{
    global $api_url;
	// create a new cURL resource handle
	$ch = curl_init();

	$url = $api_url."/discovery_game/comparison/result";

	// Set URL
	curl_setopt($ch, CURLOPT_URL, $url);

	// Set POST parameters
	$data = array('user' => $result['user_id'], 'comparison' => $result['comparison'], 'winner' => $result['winner']);
	curl_setopt($ch, CURLOPT_POST, 1); 
	curl_setopt($ch, CURLOPT_POSTFIELDS, $data); 

	// Include header in result
	curl_setopt($ch, CURLOPT_HEADER, 0);

	// Return the data
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

	// 10 second timeout
	curl_setopt($ch, CURLOPT_TIMEOUT, 10);

	// Fetch resource
	$result = curl_exec($ch);

	// Close the cURL
	curl_close($ch);
    
    return $result;
}

if ($email)
{
    if (isset($_SESSION['picks']) && is_array($_SESSION['picks']))
    {
        foreach ($_SESSION['picks'] as $old_pick)
        {
            submit_result(array('user_id' => $user_id, 'comparison' => $old_pick['comparison'], 'winner' => $old_pick['winner']));
        }
        $_SESSION['picks'] = 0;
    }
    $result = submit_result(array('user_id' => $user_id, 'comparison' => $comparison_id, 'winner' => $winner));
	echo $result;
}
else
{
	$data = array('comparison' => $comparison_id, 'winner' => $winner);
	if (isset($_SESSION['picks']) && is_array($_SESSION['picks']))
	{
		array_push($_SESSION['picks'], $data);
	}
	else
	{
		$_SESSION['picks'] = array();
		array_push($_SESSION['picks'], $data);
	}
    
    if (isset($_SESSION['pick-count']))
	{
		$_SESSION['pick-count'] += 1;
	}
	else
	{
		$_SESSION['pick-count'] = 1;
	}
	
    $message = array("response" => "success");
    $message["record"] = json_encode($_SESSION['picks']);
    if (sizeof($_SESSION['picks']) > 10)
    {
        $_SESSION['picks'] = array_slice($_SESSION['picks'], -5, 5);
    }
        
	if (($_SESSION['pick-count'] % 5) == 0)
	{
		$message["warn"] = "email";
	}
    
    $message["saved-to"] = "session";
    
    echo json_encode($message);
}

?>