Example usage for ForwardJump Infusionsoft SDK

functions.php

<?php
add_action( 'wp_login', 'fj_infusionsoft_api_sample_usage', 10, 2 );
/**
 * Adds a user as an Infusionsoft contact after they log in to WordPress.
 *
 * @param  string   $user_login WP user login
 * @param  object   $user       WP user object
 */
function fj_infusionsoft_api_sample_usage( $user_login, $user ) {
    // Instantiates the Infusionsoft object and ensures that we have a valid access token.
    $infusionsoft = fj_infusionsoft_init();

    // Gather relevant user data
    $user_email = $user->data->user_email;
    $user_first_name = get_userdata( $user->ID )->first_name;
    $user_last_name = get_userdata( $user->ID )->last_name;

    $contact = array(
        'Email'     => $user_email,
        'FirstName' => $user_first_name,
        'LastName'  => $user_last_name
    );

    // Adds the WP user as an Infusionsoft contact if they are not already in Infusionsoft
    $contact_id = $infusionsoft->contacts('xml')->addWithDupCheck( $contact, 'Email' );
}