<?php
/*
 Plugin Name: Affiliates Referrer Info
Plugin URI: http://www.eggemplo.com
Description: Add a shortcode to show referrer info as lineal text (name and email)
Version: 1.0
Author URI: http://www.eggemplo.com
*/
add_action ( &#039;init&#039;, &#039;add_aff_referrer_info_shortcodes&#039; );
function add_aff_referrer_info_shortcodes($data) {
add_shortcode ( &#039;aff-referrer-info&#039;, &#039;aff_referrer_info&#039; );
add_shortcode ( &#039;aff_referrer_info&#039;, &#039;aff_referrer_info&#039; );
}
function aff_referrer_info ($attr = array()) {

    $output = &quot;&quot;;
    $sep =  isset( $attr[&#039;separator&#039;] ) ? $attr[&#039;separator&#039;] : &quot;";
    $direct = isset( $attr['show_direct'] ) ? true : false;

    $name = isset( $attr['show_name'] ) ? true : false;
    $email = isset( $attr['show_email'] ) ? true : false;

    if ( !class_exists("Affiliates_Service" ) ) {
        require_once( AFFILIATES_CORE_LIB . '/class-affiliates-service.php' );
    }

    $affiliate_id = Affiliates_Service::get_referrer_id();
    if ( $affiliate_id ) {
        $affiliate = affiliates_get_affiliate( $affiliate_id );

        if ( $direct || ( $affiliate_id !== affiliates_get_direct_id() ) ) {
            if ( $name ) {
                $output .= $affiliate['name'] . $sep;
            }
            if ( $email ) {
                $output .= $affiliate['email'] . $sep;
            }

            if ( strlen($output)&gt;0 ) { // delete last separator
                $output = substr($output, 0, strlen($output)-strlen($sep));
            }
        }

    }

    return $output;

}