<?php
/**
* phpaga
*
* billing plugin
*
* @author Mark Parssey
* @version $Id: aus_gst.php 653 2005-10-03 21:53:26Z worf $
*
* Copyright (c) 2005, Mark Parssey
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
*    * Redistributions of source code must retain the above copyright
*      notice, this list of conditions and the following disclaimer.
*
*    * Redistributions in binary form must reproduce the above copyright
*      notice, this list of conditions and the following disclaimer in
*      the documentation and/or other materials provided with the
*      distribution.
*
*    * Neither the name of Florian Lanthaler nor the names of his
*      contributors may be used to endorse or promote products derived
*      from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

/**
* Calculates the amount to be paid based on a startsum according to the
* specified rules. Returns also an array containing all the documented
* steps for this kind of billing method.
*
* @param real   $startsum  Start amount as base of calculation
* @param int    $curr_id   Currency-ID
* @param real   $endsum    The calculated amount to be paid
* @param array  $details   Billing details
*
* @return int   $result           A result code.
*
* @author Mark Parssey
* @since phpaga 0.3
*/

function phpaga_bill_calculate ($startsum, $curr_id = "",
                               &$endsum, &$details)
{
   $details = new phpaga_bill_details ($curr_id);
   $endsum = 0;

   $inps = 0;
   $imponibile = 0;
   $iva = 0;
   $irpef = 0;

   /* 10% GST */
   $inps = $startsum * 0.10;

   /* end sum */
   $endsum = $startsum + $inps;

   $details->add_detail ("Total", $startsum);
   $details->add_detail ("GST 10%", $inps);
   $details->add_separator ();
   $details->add_detail ("Total including GST", $endsum);

   return PHPAGA_ERR_NONE;
}

?>