Code for tracking opens in an Infusionsoft emial

track-email.php

<?php

//Configure connection to Infusionsoft API
require("isdk.php");
$app = new iSDK(); 
$app->cfgCon("connectionName");  // Change to your connection name

// Action to perform on open
$contactId = $_REQUEST['contactId'];
$groupId = 1183;  // This is a tag I am applying. Your ID will be different
$result = $app->grpAssign($contactId, $groupId);


// Renders an image server side

header("Content-type: image/png");

$im = @imagecreate(100,100)

or die("Cannot Initialize new GD image stream");

$background_color = imagecolorallocate($im, 241, 92, 37);

imagepng($im);

imagedestroy($im);


?>