File: /var/www/ilya/data/www/kamforum.ru/sources/classes/paymentgateways/class_gw_paypal.php
<?php
/*
+--------------------------------------------------------------------------
| Invision Power Board v2.1.5
| ========================================
| by Matthew Mecham
| (c) 2001 - 2005 Invision Power Services
| http://www.invisionpower.com
| ========================================
| Web: http://www.invisionboard.com
| Time: Wed, 04 Jan 2006 19:53:17 GMT
| Release: 2d174325a5cb8288fdab03b953f0e659
| Email: matt@invisionpower.com
+---------------------------------------------------------------------------
|
| > Payment Gateway API: PAYPAL
| > Module written by Matt Mecham
| > Date started: 31st March 2005 (14:45)
|
|
+--------------------------------------------------------------------------
*/
if ( ! defined( 'GW_CORE_INIT' ) )
{
print "You cannot access this module in this manner";
exit();
}
//--------------------------------------------------------------------------
// DEFINITIONS EXPECTED AT THIS POINT
//--------------------------------------------------------------------------
// GW_URL_VALIDATE : The url for validating payment
// GW_URL_PAYDONE : The url that the gatways returns the viewer to after
// : payment processed successfully
// GW_URL_PAYCANCEL: The url that the gatways returns the viewer to after
// : payment processed unsuccessfully or when cancelled
//--------------------------------------------------------------------------
// ITEM ARRAY
//--------------------------------------------------------------------------
// 'currency_code' => Currency code,
// 'member_unique_id' => member's ID,
// 'member_name' => member's NAME,
// 'member_email' => member's EMAIL,
// 'package_cost' => Requested package cost
// 'package_id' => Requested package ID
// 'package_title' => Requested package title
// 'duration_int' => Requested package duration int (ie: 12)
// 'duration_unit' => Requested package duration unit (ie: m,d,y,w) [ month, day, year, week ]
// 'company_email' => Company's email address
// 'ttr_int' => Time to run (Time left on current package) integar (ie 3)
// 'ttr_unit' => Time to run (Time left on current package) unit (ie w)
// 'ttr_balance' => Time to run (Balance left on current package)
// 'ttr_package_id' => Current package id (used for upgrading)
// 'vendor_id' => The ID of the vendor (not used in all gateways)
// 'product_id' => The gateway ID of the product (not used in all gateways)
// 'extra_1' thru 5 => Gateway extras ( from DB / tied in method_vars )
//--------------------------------------------------------------------------
class class_gw_module EXTENDS class_gateway
{
# Global
var $ipsclass;
# Identify
var $i_am = 'PayPal';
var $can_do_recurring_billing = 1;
var $can_do_upgrades = 1;
/*-------------------------------------------------------------------------*/
// INIT
/*-------------------------------------------------------------------------*/
function main_init()
{
}
/*-------------------------------------------------------------------------*/
// Generate hidden fields [ Recurring, normal screen ]
/*-------------------------------------------------------------------------*/
function gw_generate_hidden_fields_normal_recurring( $items=array() )
{
$this->core_add_hidden_field( "cmd" , "_xclick-subscriptions" );
$this->core_add_hidden_field( "currency_code", $items['currency_code'] );
$this->core_add_hidden_field( "custom" , $items['member_unique_id'] );
$this->core_add_hidden_field( "item_number" , $items['package_id'] );
$this->core_add_hidden_field( "t3" , strtoupper($items['duration_unit'] ));
$this->core_add_hidden_field( "p3" , $items['duration_int'] );
$this->core_add_hidden_field( "a3" , $items['package_cost'] );
$this->core_add_hidden_field( "business" , $items['company_email'] );
$this->core_add_hidden_field( "item_name" , $items['package_title'] );
$this->core_add_hidden_field( "no_shipping" , 1 );
$this->core_add_hidden_field( "src" , 1 );
$this->core_add_hidden_field( "rm" , 2 );
$this->core_add_hidden_field( "no_note" , 1 );
$this->core_add_hidden_field( "notify_url" , GW_URL_VALIDATE );
$this->core_add_hidden_field( "return" , GW_URL_PAYDONE );
$this->core_add_hidden_field( "cancel_return", GW_URL_PAYCANCEL );
return $this->core_compile_hidden_fields();
}
/*-------------------------------------------------------------------------*/
// Generate hidden fields [ Recurring, upgrade screen ]
/*-------------------------------------------------------------------------*/
function gw_generate_hidden_fields_upgrade_recurring( $items=array() )
{
$this->core_add_hidden_field( "cmd" , "_xclick-subscriptions" );
$this->core_add_hidden_field( "currency_code", $items['currency_code'] );
$this->core_add_hidden_field( "custom" , $items['member_unique_id'] );
$this->core_add_hidden_field( "item_number" , $items['package_id'] );
$this->core_add_hidden_field( "t3" , strtoupper($items['duration_unit']) );
$this->core_add_hidden_field( "p3" , $items['duration_int'] );
$this->core_add_hidden_field( "a3" , $items['package_cost'] );
$this->core_add_hidden_field( "a1" , $items['ttr_balance'] );
$this->core_add_hidden_field( "p1" , $items['ttr_int'] );
$this->core_add_hidden_field( "t1" , strtoupper($items['ttr_unit'] ));
$this->core_add_hidden_field( "memo" , "upgrade" );
$this->core_add_hidden_field( "invoice" , $items['ttr_package_id'].'x'.$items['package_id'].'x'.$items['member_unique_id'] );
$this->core_add_hidden_field( "business" , $items['company_email'] );
$this->core_add_hidden_field( "item_name" , $items['package_title'] );
$this->core_add_hidden_field( "no_shipping" , 1 );
$this->core_add_hidden_field( "src" , 1 );
$this->core_add_hidden_field( "no_note" , 1 );
$this->core_add_hidden_field( "rm" , 2 );
$this->core_add_hidden_field( "notify_url" , GW_URL_VALIDATE );
$this->core_add_hidden_field( "return" , GW_URL_PAYDONE );
$this->core_add_hidden_field( "cancel_return", GW_URL_PAYCANCEL );
return $this->core_compile_hidden_fields();
}
/*-------------------------------------------------------------------------*/
// Generate hidden fields [ normal screen ]
/*-------------------------------------------------------------------------*/
function gw_generate_hidden_fields_normal( $items=array() )
{
$this->core_add_hidden_field( "cmd" , "_xclick" );
$this->core_add_hidden_field( "currency_code", $items['currency_code'] );
$this->core_add_hidden_field( "custom" , $items['member_unique_id'] );
$this->core_add_hidden_field( "item_number" , $items['package_id'] );
$this->core_add_hidden_field( "item_name" , $items['package_title'] );
$this->core_add_hidden_field( "amount" , $items['package_cost'] );
$this->core_add_hidden_field( "business" , $items['company_email'] );
$this->core_add_hidden_field( "no_shipping" , 1 );
$this->core_add_hidden_field( "src" , 1 );
$this->core_add_hidden_field( "notify_url" , GW_URL_VALIDATE );
$this->core_add_hidden_field( "return" , GW_URL_PAYDONE );
$this->core_add_hidden_field( "cancel_return", GW_URL_PAYCANCEL );
return $this->core_compile_hidden_fields();
}
/*-------------------------------------------------------------------------*/
// Generate hidden fields [ upgrade screen ]
/*-------------------------------------------------------------------------*/
function gw_generate_hidden_fields_upgrade( $items=array() )
{
$this->core_add_hidden_field( "cmd" , "_xclick" );
$this->core_add_hidden_field( "currency_code", $items['currency_code'] );
$this->core_add_hidden_field( "custom" , $items['member_unique_id'] );
$this->core_add_hidden_field( "item_number" , $items['package_id'] );
$this->core_add_hidden_field( "business" , $items['company_email'] );
$this->core_add_hidden_field( "item_name" , $items['package_title'] );
$this->core_add_hidden_field( "invoice" , $items['ttr_package_id'].'x'.$items['package_id'].'x'.$items['member_unique_id'] );
$this->core_add_hidden_field( "amount" , $items['ttr_balance'] );
$this->core_add_hidden_field( "no_shipping" , 1 );
$this->core_add_hidden_field( "src" , 1 );
$this->core_add_hidden_field( "notify_url" , GW_URL_VALIDATE );
$this->core_add_hidden_field( "return" , GW_URL_PAYDONE );
$this->core_add_hidden_field( "cancel_return", GW_URL_PAYCANCEL );
return $this->core_compile_hidden_fields();
}
/*-------------------------------------------------------------------------*/
// Generate Purchase button
/*-------------------------------------------------------------------------*/
function gw_generate_purchase_button()
{
return '<input type="image" src="https://www.paypal.com/images/x-click-but6.gif" name="submit" alt="'.$this->ipsclass->lang['paywith_paypal'].'" />';
}
/*-------------------------------------------------------------------------*/
// Generate Form action [normal]
/*-------------------------------------------------------------------------*/
function gw_generate_normal_form_action()
{
return "https://www.paypal.com/cgi-bin/webscr";
}
/*-------------------------------------------------------------------------*/
// Generate Form action [upgrade]
/*-------------------------------------------------------------------------*/
function gw_generate_upgrade_form_action()
{
return $this->gw_generate_normal_form_action();
}
/*-------------------------------------------------------------------------*/
// Generate Form action [normal, recurring]
/*-------------------------------------------------------------------------*/
function gw_generate_normal_recurring_form_action()
{
return $this->gw_generate_normal_form_action();
}
/*-------------------------------------------------------------------------*/
// Generate Form action [upgrade, recurring]
/*-------------------------------------------------------------------------*/
function gw_generate_upgrade_recurring_form_action()
{
return $this->gw_generate_normal_form_action();
}
/*-------------------------------------------------------------------------*/
// Validate Payment
// What we need to return:
// 'currency_code' => Currency code,
// 'payment_amount' => Amount paid,
// 'payment_status' => REFUND, ONEOFF, RECURRING
// 'member_unique_id' => member's ID,
// 'purchase_package_id'=> Purchased package ID
// 'current_package_id' => Current package ID (used for upgrading)
// 'verified' => TRUE , FALSE (Gateway verifies info as correct)
// 'subscription_id' => (Used for recurring payments)
// 'transaction_id' => Gateway transaction ID
/*-------------------------------------------------------------------------*/
function gw_validate_payment()
{
//--------------------------------------
// INIT
//--------------------------------------
//--------------------------------------
// Debug...
//--------------------------------------
if ( GW_TEST_MODE_ON )
{
if ( ! is_array( $_POST ) or ! count( $_POST ) )
{
$_POST = $_GET;
}
}
$post_back[] = 'cmd=_notify-validate';
foreach ($_POST as $key => $val)
{
$post_back[] = $key . '=' . urlencode ($val);
}
$post_back_str = implode('&', $post_back);
//--------------------------------------
// URLS
//--------------------------------------
$urls = array( 'curl_full' => 'http://www.paypal.com/cgi-bin/webscr',
'sock_url' => 'www.paypal.com',
'sock_path' => '/cgi-bin/webscr' );
//--------------------------------------
// Throw back to PayPal to verify
//--------------------------------------
$state = $this->core_post_back( $urls, $post_back_str, 80 );
//--------------------------------------
// Check...
//--------------------------------------
$state = ( stristr($state, 'VERIFIED') ) ? 'VERIFIED' : 'INVALID';
if ( $state != 'VERIFIED' )
{
if ( ! GW_TEST_MODE_ON )
{
$this->error = 'not_valid';
return array( 'verified' => FALSE );
}
}
//--------------------------------------
// Fix ticket: #56264 Second POST - we can ignore
//--------------------------------------
if ( ! $_POST['txn_id'] and $_POST['txn_type'] == 'subscr_signup' )
{
exit();
}
//--------------------------------------
// Populate return array
//--------------------------------------
list( $cur_sub_id, ) = explode( 'x', trim($_POST['invoice']) );
$return = array( 'currency_code' => $_POST['mc_currency'],
'payment_amount' => $_POST['mc_gross'],
'member_unique_id' => intval($_POST['custom']),
'purchase_package_id'=> intval($_POST['item_number']),
'current_package_id' => intval($cur_sub_id),
'verified' => TRUE,
'subscription_id' => $_POST['subscr_id'],
'transaction_id' => $_POST['txn_id'] );
//--------------------------------------
// Sort out payment status
//--------------------------------------
if ( $_POST['payment_status'] == 'Refunded' OR $_POST['txn_type'] == 'subscr_cancel' )
{
$return['payment_status'] = 'REFUND';
}
else if ( strstr( $_POST['txn_type'], 'subscr_' ) )
{
$return['payment_status'] = 'RECURRING';
}
else if ( $_POST['txn_type'] == 'web_accept' )
{
$return['payment_status'] = 'ONEOFF';
}
else
{
$return['payment_status'] = '';
}
//--------------------------------------
// Pass back to handler
//--------------------------------------
return $return;
}
/*-------------------------------------------------------------------------*/
// Process recurring payment check
// Return: array( 'amount_paid', 'state' [ PAID, DEAD, FAILED, PENDING ]
/*-------------------------------------------------------------------------*/
function gw_do_normal_payment_check( $balance_to_pay=0, $total_package_cost=0, $upgrade=0 )
{
$this->gateway->error = "";
//--------------------------------------
// INIT
//--------------------------------------
$return = array();
//--------------------------------------
// Completed
//--------------------------------------
if ( $_POST['payment_status'] == 'Completed' )
{
//--------------------------------------
// Check amount..
//--------------------------------------
if ( $_POST['mc_gross'] == $total_package_cost )
{
//--------------------------------------
// Paid correct amount
//--------------------------------------
$return['amount_paid'] = $_POST['mc_gross'];
$return['state'] = 'PAID';
}
else
{
if ( $upgrade )
{
//--------------------------------------
// Upgrading....
//--------------------------------------
if ( $_POST['mc_gross'] == $balance_to_pay )
{
$return['amount_paid'] = $_POST['mc_gross'];
$return['state'] = 'PAID';
}
}
else
{
//--------------------------------------
// Incorrect amount
//--------------------------------------
$this->error = "Wrong payment amount. Looking for {$total_package_cost}, got {$_POST['mc_gross']}";
return;
}
}
}
else if ( $_POST['payment_status'] == 'Pending' )
{
//-----------------------
// Failed...
//-----------------------
$return['state'] = 'PENDING';
}
else
{
//-----------------------
// End of subscription
//-----------------------
$return['state'] = 'FAILED';
}
return $return;
}
/*-------------------------------------------------------------------------*/
// Process recurring payment check
// Return: array( 'amount_paid', 'state' [ PAID, DEAD, FAILED, PENDING ]
/*-------------------------------------------------------------------------*/
function gw_do_recurring_payment_check( $balance_to_pay=0, $total_package_cost=0 )
{
$this->gateway->error = "";
//--------------------------------------
// INIT
//--------------------------------------
$return = array();
//--------------------------------------
// Sign up
//--------------------------------------
if ( $_POST['txn_type'] == 'subscr_signup' OR $_POST['txn_type'] == 'subscr_payment' )
{
//--------------------------------------
// Check amount..
//--------------------------------------
if ( $_POST['amount1'] )
{
//--------------------------------------
// First period, get amount.
//--------------------------------------
if ( $balance_to_pay != $_POST['amount1'] )
{
$this->error = "Wrong upgrade subs amount. Looking for $balance_to_pay, got {$_POST['amount1']}";
return;
}
$return['amount_paid'] = $_POST['amount1'];
$return['state'] = 'PAID';
}
else if ( $_POST['amount3'] )
{
//--------------------------------------
// Real subscription
//--------------------------------------
if ( $total_package_cost != $_POST['amount3'] )
{
$this->error = "Wrong upgrade subs amount. Looking for {$total_package_cost}, got {$_POST['amount3']}";
return;
}
$return['amount_paid'] = $total_package_cost;
$return['state'] = 'PAID';
}
else
{
//--------------------------------------
// If all else fails..
//--------------------------------------
if ( $total_package_cost != $_POST['mc_gross'] AND $_POST['mc_gross'] != $balance_to_pay )
{
$this->error = "Wrong upgrade subs amount. Looking for {$total_package_cost}, got {$_POST['mc_gross']}";
return;
}
$return['amount_paid'] = $_POST['mc_gross'];
$return['state'] = 'PAID';
}
}
else if ( $_POST['txn_type'] == 'subscr_failed' )
{
//--------------------------------------
// Failed...
//--------------------------------------
$return['state'] = 'FAILED';
}
else if ( $_POST['txn_type'] == 'subscr_cancel' )
{
//--------------------------------------
// Dead...
//--------------------------------------
$return['state'] = 'DEAD';
}
else if ( $_POST['txn_type'] == 'subscr_eot' )
{
//--------------------------------------
// End of subscription
//--------------------------------------
$return['state'] = 'DEAD';
}
return $return;
}
//---------------------------------------
// Return ACP Package Variables
//
// Returns names for the package custom
// fields, etc
//---------------------------------------
function acp_return_package_variables()
{
$return = array(
'subextra_custom_1' => array( 'used' => 0, 'varname' => '' ),
'subextra_custom_2' => array( 'used' => 0, 'varname' => '' ),
'subextra_custom_3' => array( 'used' => 0, 'varname' => '' ),
'subextra_custom_4' => array( 'used' => 0, 'varname' => '' ),
'subextra_custom_5' => array( 'used' => 0, 'varname' => '' ),
);
return $return;
}
//---------------------------------------
// Return ACP Method Variables
//
// Returns names for the package custom
// fields, etc
//---------------------------------------
function acp_return_method_variables()
{
$return = array(
'submethod_custom_1' => array( 'used' => 0, 'varname' => '' ),
'submethod_custom_2' => array( 'used' => 0, 'varname' => '' ),
'submethod_custom_3' => array( 'used' => 0, 'varname' => '' ),
'submethod_custom_4' => array( 'used' => 0, 'varname' => '' ),
'submethod_custom_5' => array( 'used' => 0, 'varname' => '' ),
);
return $return;
}
}
?>