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khosb/plugins/checkout/PAYPAL_RECURRING.php
2009-10-01 16:35:52 -07:00

308 lines
9.5 KiB
PHP

<?php
/**
* AgileBill - Open Billing Software
*
* This body of work is free software; you can redistribute it and/or
* modify it under the terms of the Open AgileBill License
* License as published at http://www.agileco.com/agilebill/license1-4.txt
*
* For questions, help, comments, discussion, etc., please join the
* Agileco community forums at http://forum.agileco.com/
*
* @link http://www.agileco.com/
* @copyright 2004-2008 Agileco, LLC.
* @license http://www.agileco.com/agilebill/license1-4.txt
* @author Tony Landis <tony@agileco.com>
* @package AgileBill
* @version 1.4.93
*/
if(defined('PATH_MODULES')) include_once(PATH_MODULES.'checkout/base_checkout_plugin.class.php'); else include_once('../../modules/checkout/base_checkout_plugin.class.php');
class plg_chout_PAYPAL_RECURRING extends base_checkout_plugin
{
# Get the config values for this checkout plugin:
function plg_chout_PAYPAL_RECURRING($checkout_id=false) {
$this->name = 'PAYPAL_RECURRING';
$this->type = 'redirect'; // redirect, gateway, or other
$this->recurr_only = true;
$this->return_url = SSL_URL . 'plugins/checkout/'. $this->name .'.php';
$this->success_url = URL . '?_page=invoice:thankyou&_next_page=invoice:user_view&id=';
$this->decline_url = URL . '?_page=invoice:user_view&id=';
$this->support_cur = Array ('AUD', 'USD', 'GBP', 'EUR', 'CAD', 'JPY');
$this->getDetails($checkout_id);
}
# Validate the user submitted billing details at checkout:
function validate($VAR) {
return true;
}
# Perform the checkout transaction (new purchase):
function bill_checkout( $amount, $invoice, $currency_iso, $acct_fields, $total_recurring=false, $recurr_bill_arr=false) {
# Validate the currency:
if(!$this->validate_currency($currency_iso)) return false;
# Special JPY formatting:
if($currency_iso == 'JPY') $amount = round($amount);
# Get the regular period for this subscription:
$sched = $recurr_bill_arr[0]["recurr_schedule"];
if($sched == 0) {
$p3 = '1';
$t3 = 'W';
} elseif ($sched == 1) {
$p3 = '1';
$t3 = 'M';
} elseif ($sched == 2) {
$p3 = '3';
$t3 = 'M';
} elseif ($sched == 3) {
$p3 = '6';
$t3 = 'M';
} elseif ($sched == 4) {
$p3 = '1';
$t3 = 'Y';
} elseif ($sched == 5) {
$p3 = '2';
$t3 = 'Y';
}
$url = "https://www.paypal.com/cgi-bin/webscr";
# Get the next bill date for this subscription:
if($recurr_bill_arr[0]["recurr_type"] == "1")
{
# Pro-rate billing:
include_once ( PATH_MODULES . 'product/product.inc.php' );
$product = new product;
$arr = $product->recurrDates($recurr_bill_arr[0]["recurr_schedule"], $recurr_bill_arr[0]["recurr_weekday"], $recurr_bill_arr[0]["recurr_week"]);
$remain_time = $arr['end'] - time();
$period1 = round($remain_time/86400);
$subscr_date = date("Y-m-d", $arr["end"]);
$vals = Array (
Array ('cmd', '_xclick-subscriptions'),
Array ('bn', 'Agileco.AgileBill'),
Array ('business', $this->cfg['email']),
Array ('item_name', "Invoice No:". $invoice),
Array ('return', $this->success_url.$invoice),
Array ('cancel_return', $this->decline_url.$invoice),
Array ('notify_url', $this->return_url),
Array ('currency_code', $currency_iso),
Array ('invoice', $invoice),
Array ('first_name', $acct_fields['first_name']),
Array ('last_name', $acct_fields['last_name']),
Array ('payer_business_name', $acct_fields['company']),
Array ('address_street', $acct_fields['address1']),
Array ('address_city', $acct_fields['city']),
Array ('address_state', $acct_fields['state']),
Array ('address_zip', $acct_fields['zip']),
Array ('address_country', $acct_fields['country_id']),
Array ('payer_email', $acct_fields['email']),
Array ('payer_id', $acct_fields['id']) ,
Array ('txn_type', 'subscr_signup'),
Array ('a1', $amount),
Array ('p1', $period1),
Array ('t1', 'D'),
Array ('a3', $total_recurring),
Array ('p3', $p3),
Array ('t3', $t3),
Array ('src', "1"),
Array ('sra', "1")
);
}
else
{
# Bill on anniversary:
$vals = Array (
Array ('cmd', '_xclick-subscriptions'),
Array ('business', $this->cfg['email']),
Array ('item_name', "Invoice No:". $invoice),
Array ('return', $this->success_url.$invoice),
Array ('cancel_return', $this->decline_url.$invoice),
Array ('notify_url', $this->return_url),
Array ('currency_code', $currency_iso),
Array ('invoice', $invoice),
Array ('first_name', $acct_fields['first_name']),
Array ('last_name', $acct_fields['last_name']),
Array ('payer_business_name', $acct_fields['company']),
Array ('address_street', $acct_fields['address1']),
Array ('address_city', $acct_fields['city']),
Array ('address_state', $acct_fields['state']),
Array ('address_zip', $acct_fields['zip']),
Array ('address_country', $acct_fields['country_id']),
Array ('payer_email', $acct_fields['email']),
Array ('payer_id', $acct_fields['id']) ,
Array ('txn_type', 'subscr_signup'),
Array ('a1', $amount),
Array ('p1', $p3),
Array ('t1', $t3),
Array ('a3', $total_recurring),
Array ('p3', $p3),
Array ('t3', $t3),
Array ('src', "1"),
Array ('sra', "1")
);
}
$this->post_vars($url, $vals);
return true;
}
# Stores new billing details, & return account_billing_id (gateway only)
function store_billing($VAR) {
return 0;
}
# Perform a transaction for an (new invoice):
function bill_invoice($VAR) {
return true;
}
# Issue a refund for a paid invoice (captured charges w/gateway)
function refund($VAR) {
return true;
}
# Void a authorized charge (gateways only)
function void($VAR) {
return true;
}
# Postback Validation
function postback()
{
# read the post from PayPal system and add 'cmd'
global $_POST, $C_debug;
# Log paypal postback:
foreach ($_POST as $key => $value) @$debug .= "\r\n$key=$value";
$C_debug->error('PAYPAL_RECUR:'. $_POST['txn_type'], 'Invoice: '. $_POST['invoice'], "$debug" );
# Assemble postback string
$req = 'cmd=_notify-validate';
foreach ($_POST as $key => $value) {
$value = urlencode(stripslashes($value));
$req .= "&$key=$value";
}
# post back to PayPal system to validate
$header = "POST /cgi-bin/webscr HTTP/1.0\r\n";
$header .= "Content-Type: application/x-www-form-urlencoded\r\n";
$header .= "Content-Length: " . strlen($req) . "\r\n\r\n";
$domain = 'www.paypal.com';
#$domain = 'www.sandbox.paypal.com';
$fp = fsockopen ($domain, 80, $errno, $errstr, 30);
# needed for validation
$ret['invoice_id'] = $_POST['invoice'];
$ret['transaction_id'] = $_POST['txn_id'];
$ret['currency'] = $_POST['mc_currency'];
$ret['subscription_id'] = $_POST['subscr_id'];
if (!empty($_POST['mc_gross']))
$ret['amount'] = $_POST['mc_gross'];
else
$ret['amount'] = $_POST['payment_gross'];
# validate
$do = true;
$force = true; // force approved reply
if (!$fp)
{
# HTTP ERROR:
$C_debug->error('PAYPAL_RECURRING.php', 'postback()', "Unable to connect to domain $domain" );
}
else
{
fputs ($fp, $header . $req);
while (!feof($fp))
{
$res = fgets ($fp, 1024);
if (!$force && strcmp ($res, "INVALID") == 0)
{
# Log for manual investigation:
$C_debug->error('PAYPAL_RECURRING.php', 'postback()', "Postback for Invoice {$ret['invoice_id']} is INVALID, PayPal subscription id {$ret['subscription_id']}");
header("HTTP/1.0 404 Not Found");
return false;
}
else if ($force || strcmp ($res, "VERIFIED") == 0)
{
# get the payment status
$ret['status'] = true;
switch($_POST['txn_type']) {
case "subscr_cancel": $ret['status'] = false; break;
case "subscr_failed": $ret['status'] = false; break;
case "subscr_eot": $ret['status'] = false; break;
}
if($ret['status'] != false) {
switch($_POST['payment_status']) {
case "Canceled_Reversal": $ret['status'] = true; break;
case "Completed": $ret['status'] = true; break;
case "Denied": $ret['status'] = false; break;
case "Failed": $ret['status'] = false; break;
case "Pending": $ret['status'] = false; break;
case "Refunded": $ret['status'] = false; break;
case "Reversed": $ret['status'] = false; break;
}
}
# get the processor details:
$db = &DB();
$q = "SELECT id,active,plugin_data FROM ".AGILE_DB_PREFIX."checkout WHERE
site_id = ".$db->qstr(DEFAULT_SITE)." AND
checkout_plugin = ".$db->qstr($this->name);
$rs = $db->Execute($q);
while(!$rs->EOF)
{
$ret['checkout_id'] = $rs->fields["id"];
$this->cfg = unserialize($rs->fields["plugin_data"]);
if($_POST['business'] == $this->cfg['email'])
{
include_once(PATH_MODULES.'checkout/checkout.inc.php');
$checkout = new checkout;
$checkout->postback($ret);
header("HTTP/1.1 200 OK");
header("Status: 200 OK");
fclose ($fp);
return;
}
$rs->MoveNext();
}
}
}
fclose ($fp);
}
header("HTTP/1.0 404 Not Found");
}
}
# Postback Function
if(empty($VAR) && empty($VAR['do'])) {
include_once('../../config.inc.php');
require_once(PATH_ADODB . 'adodb.inc.php');
require_once(PATH_CORE . 'database.inc.php');
require_once(PATH_CORE . 'setup.inc.php');
$C_debug = new CORE_debugger;
$C_db = &DB();
$C_setup = new CORE_setup;
$plg = new plg_chout_PAYPAL_RECURRING;
$plg->postback();
}
?>