WordPress: Add Geo My WP to Postie

<?php
/**********************************************************
 * This function extends Geo My WP to work with posts     *
 * submitted via the Postie plugin. Those posts bypass    *
 * the addition of the needed meta fields for geolocation *
 * searches. This adds them back in.                      *
 **********************************************************/

function add_post_location($post) {

    while(!is_plugin_active("geo-my-wp/geo-my-wp.php")) {
        usleep(100);
    }

    // Initialize variables.
    $id = $post->ID;
    $author_id = $post->post_author;
    $street_address = xprofile_get_field_data("Street Address", $author_id); // Assumes an xprofile field of Street Address
    $city = xprofile_get_field_data("City", $author_id); // Assumes an xprofile field of City
    $state = xprofile_get_field_data("State", $author_id); // Assumes an xprofile field of State
    $zipcode = xprofile_get_field_data("ZIP Code", $author_id); // Assumes an xprofile field of Zip Code

    // Build and set the full address to search.
    $address = '';
    if($street_address != '')
        $address .= $street_address + ", "; // Only add the street address if it has been set. It's an optional field in my setup.
    $address .= $city . ", " . $state . " " . $zipcode;

    // Obtain geocoding data from Google via Geo My WP function.
    $coords = gmwConvertToCoords($address);

    // Set the post coordinates.
    add_post_meta($id, "_wppl_lat", $coords['lat']);
    add_post_meta($id, "_wppl_long", $coords['long']);

    // Set the individual fields for street address, city, state, and ZIP code.
    add_post_meta($id, "_wppl_street", $coords['street']);
    add_post_meta($id, "_wppl_city", $coords['city']);
    add_post_meta($id, "_wppl_state", $coords['state_short']);
    add_post_meta($id, "_wppl_state_long", $coords['state_long']);
    add_post_meta($id, "_wppl_zipcode", $coords['zipcode']);
    add_post_meta($id, "_wppl_country", $coords['country_short']);
    add_post_meta($id, "_wppl_country_long", $coords['country_long']);

    // Heck, set the formatted address while we're at it.
    add_post_meta($id, "_wppl_formatted_address", $coords['formatted_address']);

    // Set the map icon to the default.
    add_post_meta($id, "_wppl_map_icon", "_default.png");

    // Add the email address.
    add_post_meta($id, "_wppl_email", xprofile_get_field_data("Email", $author_id));

    // Add the phone numbers. Only uses the ones that have been filled out.
    $home_phone = xprofile_get_field_data("Home Phone", $author_id);
    $cell_phone = xprofile_get_field_data("Cell Phone", $author_id);
    $phone = '';

    if($home_phone != '' && $cell_phone == '')
        $phone = $home_phone;
    if($home_phone == '' && $cell_phone != '')
        $phone = $cell_phone;
    if($home_phone != '' && $cell_phone != '')
        $phone = $home_phone + " / " + $cell_phone;
    add_post_meta($id, "_wppl_phone", $phone);
    return $post;
}

add_filter("postie_post", "add_post_location");

?>