myCRED Manual Adjustments by Admin

/**
 * Show Admins by Manual Adjustment
 * Adds a list of administrators who have manually adjusted users
 * myCRED Balance.
 * @version 1.0
 */
add_action( 'mycred_overview_after', 'mycred_pro_manual_awards_by_admin' );
function mycred_pro_manual_awards_by_admin() {

    global $wpdb;

    $mycred = mycred();

    // Sum up all manual adjustments and group them by admin id
    $results = $wpdb->get_results( "
        SELECT SUM( creds ) as total, ref_id as admin_id
        FROM {$mycred->log_table}
        WHERE ref = 'manual'
        GROUP BY ref_id;" );

    if ( ! empty( $results ) ) {

        $total = 0;
        foreach ( $results as $group )
            $total = $total + $group->total;

        $url = add_query_arg( array( 'page' => 'myCRED', 'ref' => 'manual' ), admin_url( 'admin.php' ) );

?>
<div class="mycred-type clear">
    <div class="module-title"><div class="type-icon"></div>Manual Adjustments<a href="<?php echo $url; ?>"><?php echo $mycred->format_creds( $total ); ?></a></div>
    <div class="overview clear">
<?php

        $all = count( $results );
        $count = 0;
        foreach ( $results as $group ) {

            $count ++;
            $admin_user = get_userdata( $group->admin_id );
            if ( ! isset( $admin_user->display_name ) )
                $admin_name = 'n/a';
            else
                $admin_name = $admin_user->display_name;

            $style = 'margin-left: -1px;';
            if ( $count == 1 )
                $style = '';

            if ( $all == 1 )
                $style .= ' width: 100%;';
            elseif ( $all == 2 )
                $style .= ' width: 50%;';
            elseif ( $all == 3 )
                $style .= ' width: 33%;';
            else
                $style .= ' width: 25%;';

            $gain_url = add_query_arg( array( 'ref_id' => $group->admin_id ), $url );

?>
        <div class="section border" style="<?php echo $style; ?>">
            <p><strong style="color:green;"><?php echo $admin_name; ?>:</strong> <a href="<?php echo $gain_url; ?>"><?php echo $mycred->format_creds( $group->total ); ?></a></p>
        </div>
<?php

        }

    }

?>
    </div>
</div>
<?php

}