<?php

/**
 * This is just a wrapper/router for OneClick.class.php
 */

// Fire up CiviCRM
require_once '../civicrm.config.php';
require_once 'CRM/Core/Config.php';
$config =& CRM_Core_Config::singleton();

// Only allow this to run one at a time to avoid overlap of database operations
// if IPN come in at nearly the same time. This is mostly here because of
// PayPal recurring contributions and the fact that subscr_payment and
// subscr_signup IPN come in at virtually the same time.
require_once 'CRM/Core/Lock.php';
while ( ! $lock = new CRM_Core_Lock('OneClick') ) {
    // Sleep for 1 second, then try again.
    sleep(1);
}

require 'OneClick.class.php';
$oc = new OneClick($_REQUEST);

// What are we doing?
switch ( $_REQUEST['oc_action'] ) {
    case 'donate':
        if ( isset($_REQUEST['premium']) && ! isset($_REQUEST['size']) ) {    
	    // Javascript should prevent this, but as a failsafe send them back
	    // if for some reason there is a premium set yet no shirt size.
            $err_msg = "You must select a shirt size.";
            $err_msg = urlencode($err_msg);
            header("Location: {$oc->_cancel_return}?{$_SERVER['QUERY_STRING']}&error=$err_msg");
        } else {
            $oc->oc_donate();
        }
        break;
    case 'paypalipn':
        $oc->oc_ipn('paypal');
        break;
    case 'googleipn':
        $oc->oc_ipn('google');
        break;
    default:
        $err_msg = "Unknown oc_action.";
        $err_msg = urlencode($err_msg);
        header("Location: {$oc->_cancel_return}?{$_SERVER['QUERY_STRING']}&error=$err_msg");
}

$lock->release();

?>