mirror of
https://github.com/kennethreitz-archive/shopp.git
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Kenneth Reitz
444 lines
16 KiB
PHP
444 lines
16 KiB
PHP
<?php
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/**
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* PayPal Express
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* @class PayPalExpress
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*
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* @author Jonathan Davis
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* @version 1.0.4
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* @copyright Ingenesis Limited, 26 August, 2008
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* @package Shopp
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*
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* $Id: PayPalExpress.php 661 2009-11-25 21:09:19Z jond $
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**/
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class PayPalExpress {
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var $type = "xco"; // Define as an External CheckOut/remote checkout processor
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var $button = 'https://www.paypal.com/%s/i/btn/btn_xpressCheckout.gif';
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var $sandbox_url = 'https://www.sandbox.paypal.com/%s/cgi-bin/webscr?cmd=_express-checkout';
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var $checkout_url = 'https://www.paypal.com/%s/cgi-bin/webscr?cmd=_express-checkout';
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var $transaction = array();
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var $settings = array();
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var $Response = false;
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var $currencies = array("USD", "AUD", "CAD", "CHF", "CZK", "DKK", "EUR", "GBP",
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"HKD", "HUF", "JPY", "NOK", "NZD", "PLN", "SEK", "SGD");
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var $locales = array("AT" => "de_DE", "AU" => "en_AU", "BE" => "en_US", "CA" => "en_US",
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"CH" => "de_DE", "CN" => "zh_CN", "DE" => "de_DE", "ES" => "es_ES",
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"FR" => "fr_FR", "GB" => "en_GB", "GF" => "fr_FR", "GI" => "en_US",
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"GP" => "fr_FR", "IE" => "en_US", "IT" => "it_IT", "JP" => "ja_JP",
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"MQ" => "fr_FR", "NL" => "nl_NL", "PL" => "pl_PL", "RE" => "fr_FR",
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"US" => "en_US");
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var $status = array('' => 'UNKNOWN','Canceled-Reversal' => 'CHARGED','Completed' => 'CHARGED',
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'Denied' => 'VOID', 'Expired' => 'VOID','Failed' => 'VOID','Pending' => 'PENDING',
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'Refunded' => 'VOID','Reversed' => 'VOID','Processed' => 'PENDING','Voided' => 'VOID');
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var $shiprequired = array('en_GB');
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function PayPalExpress () {
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global $Shopp;
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$this->settings = $Shopp->Settings->get('PayPalExpress');
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$this->settings['merchant_email'] = $Shopp->Settings->get('merchant_email');
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$this->settings['base_operations'] = $Shopp->Settings->get('base_operations');
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$this->settings['currency_code'] = $this->currencies[0];
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if (in_array($this->settings['base_operations']['currency']['code'],$this->currencies))
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$this->settings['currency_code'] = $this->settings['base_operations']['currency']['code'];
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if (array_key_exists($this->settings['base_operations']['country'],$this->locales))
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$this->settings['locale'] = $this->locales[$this->settings['base_operations']['country']];
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else $this->settings['locale'] = $this->locales["US"];
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$this->button = sprintf($this->button, $this->settings['locale']);
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$this->sandbox_url = sprintf($this->sandbox_url, strtolower($this->settings['base_operations']['country']));
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$this->checkout_url = sprintf($this->checkout_url, strtolower($this->settings['base_operations']['country']));
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// Capture PayPal Express transaction information as it becomes available
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if (!isset($Shopp->Cart->data->PayPalExpress)) $Shopp->Cart->data->PayPalExpress = new stdClass();
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if (!empty($_GET['PayerID'])) $Shopp->Cart->data->PayPalExpress->payerid = $_GET['PayerID'];
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if (!empty($_GET['token'])) {
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if (empty($Shopp->Cart->data->PayPalExpress->token)) {
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$Shopp->Cart->data->PayPalExpress->token = $_GET['token'];
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} else $Shopp->Cart->data->PayPalExpress->token = $_GET['token'];
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$this->details();
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}
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return true;
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}
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function actions () {}
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function notax ($rate) { return false; }
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function headers () {
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$_ = array();
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$_['USER'] = $this->settings['username'];
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$_['PWD'] = $this->settings['password'];
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$_['SIGNATURE'] = $this->settings['signature'];
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$_['VERSION'] = "53.0";
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return $_;
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}
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function purchase () {
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global $Shopp;
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$_ = array();
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// Transaction
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$_['CURRENCYCODE'] = $this->settings['currency_code'];
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$_['AMT'] = number_format($Shopp->Cart->data->Totals->total,2);
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$_['ITEMAMT'] = number_format($Shopp->Cart->data->Totals->subtotal -
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$Shopp->Cart->data->Totals->discount,2);
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$_['SHIPPINGAMT'] = number_format($Shopp->Cart->data->Totals->shipping,2);
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$_['TAXAMT'] = number_format($Shopp->Cart->data->Totals->tax,2);
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// Disable shipping fields if no shipped items in cart
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if (!$Shopp->Cart->data->Shipping &&
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!in_array($this->settings['locale'],$this->shiprequired)) $_['NOSHIPPING'] = 1;
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// Line Items
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foreach($Shopp->Cart->contents as $i => $Item) {
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$_['L_NUMBER'.$i] = $i;
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$_['L_NAME'.$i] = $Item->name.((!empty($Item->optionlabel))?' '.$Item->optionlabel:'');
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$_['L_AMT'.$i] = number_format($Item->unitprice,2);
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$_['L_QTY'.$i] = $Item->quantity;
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$_['L_TAXAMT'.$i] = number_format($Item->taxes,2);
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}
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if ($Shopp->Cart->data->Totals->discount != 0) {
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$discounts = array();
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foreach($Shopp->Cart->data->PromosApplied as $promo)
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$discounts[] = $promo->name;
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$i++;
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$_['L_NUMBER'.$i] = $i;
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$_['L_NAME'.$i] = join(", ",$discounts);
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$_['L_AMT'.$i] = number_format($Shopp->Cart->data->Totals->discount*-1,2);
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$_['L_QTY'.$i] = 1;
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$_['L_TAXAMT'.$i] = number_format(0,2);
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}
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return $_;
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}
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function checkout () {
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global $Shopp;
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if ($Shopp->Cart->orderisfree()) shopp_redirect($Shopp->link('checkout'));
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$_ = $this->headers();
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// Options
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$_['METHOD'] = "SetExpressCheckout";
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$_['PAYMENTACTION'] = "Sale";
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$_['LANDINGPAGE'] = "Billing";
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// Include page style option, if provided
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if (isset($_GET['pagestyle'])) $_['PAGESTYLE'] = $_GET['pagestyle'];
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if (isset($Shopp->Cart->data->Order->data['paypal-custom']))
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$_['CUSTOM'] = htmlentities($Shopp->Cart->data->Order->data['paypal-custom']);
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if (SHOPP_PERMALINKS)
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$_['RETURNURL'] = $Shopp->link('confirm-order').'?shopp_xco=PayPal/PayPalExpress';
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else
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$_['RETURNURL'] = add_query_arg('shopp_xco','PayPal/PayPalExpress',$Shopp->link('confirm-order'));
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$_['CANCELURL'] = $Shopp->link('cart');
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$_ = array_merge($_,$this->purchase());
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$this->transaction = $this->encode($_);
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$result = $this->send();
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if (!empty($result) && isset($result->token)){
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if ($this->settings['testmode'] == "on")
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shopp_redirect(add_query_arg('token',$result->token,$this->sandbox_url));
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else shopp_redirect(add_query_arg('token',$result->token,$this->checkout_url));
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}
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if ($result->ack == "Failure") $this->Response = &$result;
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return false;
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}
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function details () {
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global $Shopp;
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if (!isset($Shopp->Cart->data->PayPalExpress->token) &&
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!isset($Shopp->Cart->data->PayPalExpress->payerid)) return false;
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$_ = $this->headers();
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$_['METHOD'] = "GetExpressCheckoutDetails";
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$_['TOKEN'] = $Shopp->Cart->data->PayPalExpress->token;
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$this->transaction = $this->encode($_);
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$this->send();
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if (!$this->Response) { // Try one more time
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$this->transaction = $this->encode($_);
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$this->send();
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}
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$Customer = $Shopp->Cart->data->Order->Customer;
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$Customer->firstname = $this->Response->firstname;
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$Customer->lastname = $this->Response->lastname;
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$Customer->email = $this->Response->email;
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$Customer->phone = $this->Response->phonenum;
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$Shipping = $Shopp->Cart->data->Order->Shipping;
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$Shipping->address = $this->Response->shiptostreet;
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$Shipping->xaddress = $this->Response->shiptostreet2;
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$Shipping->city = $this->Response->shiptocity;
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$Shipping->state = $this->Response->shiptostate;
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$Shipping->country = $this->Response->shiptocountrycode;
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$Shipping->postcode = $this->Response->shiptozip;
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if (empty($Shipping->state) && empty($Shipping->country))
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add_filter('shopp_cart_taxrate',array(&$this,'notax'));
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$Billing = $Shopp->Cart->data->Order->Billing;
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$Billing->cardtype = "PayPal";
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$Billing->address = $Shipping->address;
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$Billing->xaddress = $Shipping->xaddress;
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$Billing->city = $Shipping->city;
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$Billing->state = $Shipping->state;
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$Billing->country = $this->Response->countrycode;
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$Billing->postcode = $Shipping->postcode;
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$Shopp->Cart->updated();
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$Shopp->Cart->totals();
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$targets = $Shopp->Settings->get('target_markets');
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if (!in_array($Billing->country,array_keys($targets))) {
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new ShoppError(__('The location you are purchasing from is outside of our market regions. This transaction cannot be processed.','Shopp'),'paypalexpress_market',SHOPP_TRXN_ERR);
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shopp_redirect($Shopp->link('cart'));
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}
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}
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function process () {
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global $Shopp;
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if (!isset($Shopp->Cart->data->PayPalExpress->token) &&
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!isset($Shopp->Cart->data->PayPalExpress->payerid)) return false;
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$_ = $this->headers();
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$_['METHOD'] = "DoExpressCheckoutPayment";
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$_['PAYMENTACTION'] = "Sale";
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$_['TOKEN'] = $Shopp->Cart->data->PayPalExpress->token;
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$_['PAYERID'] = $Shopp->Cart->data->PayPalExpress->payerid;
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// Transaction
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$_ = array_merge($_,$this->purchase());
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$this->transaction = $this->encode($_);
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$result = $this->send();
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if (!$result) {
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new ShoppError(__('No response was received from PayPal. The order cannot be processed.','Shopp'),'paypalexpress_noresults',SHOPP_COMM_ERR);
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}
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if(!$Shopp->Cart->validorder()){
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new ShoppError(__('There is not enough customer information to process the order.','Shopp'),'invalid_order',SHOPP_TRXN_ERR);
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return false;
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}
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// If the transaction is a success, get the transaction details,
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// build the purchase receipt, save it and return it
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if (strtolower($result->ack) == "success") {
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$_ = $this->headers();
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$_['METHOD'] = "GetTransactionDetails";
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$_['TRANSACTIONID'] = $this->Response->transactionid;
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$this->transaction = $this->encode($_);
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$result = $this->send();
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if (!$result) {
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new ShoppError(__('Details for the order were not provided by PayPal.','Shopp'),'paypalexpress_notrxn_details',SHOPP_COMM_ERR);
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return false;
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}
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$Order = $Shopp->Cart->data->Order;
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$Order->Totals = $Shopp->Cart->data->Totals;
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$Order->Items = $Shopp->Cart->contents;
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$Order->Cart = $Shopp->Cart->session;
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$authentication = $Shopp->Settings->get('account_system');
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if ($authentication == "wordpress") {
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// Check if they've logged in
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// If the shopper is already logged-in, save their updated customer info
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if ($Shopp->Cart->data->login) {
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if (SHOPP_DEBUG) new ShoppError('Customer logged in, linking Shopp customer account to existing WordPress account.',false,SHOPP_DEBUG_ERR);
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get_currentuserinfo();
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global $user_ID;
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$Order->Customer->wpuser = $user_ID;
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}
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// Create WordPress account (if necessary)
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if (!$Order->Customer->wpuser) {
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if (SHOPP_DEBUG) new ShoppError('Creating a new WordPress account for this customer.',false,SHOPP_DEBUG_ERR);
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if(!$Order->Customer->new_wpuser()) new ShoppError(__('Account creation failed on order for customer id:' . $Order->Customer->id, "Shopp"), false,SHOPP_TRXN_ERR);
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}
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}
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// Create a WP-compatible password hash to go in the db
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if (empty($Order->Customer->id))
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$Order->Customer->password = wp_hash_password($Order->Customer->password);
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$Order->Customer->save();
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$Order->Billing->customer = $Order->Customer->id;
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$Order->Billing->cardtype = "PayPal";
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$Order->Billing->save();
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$Order->Shipping->customer = $Order->Customer->id;
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$Order->Shipping->save();
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$Purchase = new Purchase();
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$Purchase->customer = $Order->Customer->id;
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$Purchase->billing = $Order->Billing->id;
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$Purchase->shipping = $Order->Shipping->id;
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$Purchase->copydata($Order->Customer);
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$Purchase->copydata($Order->Billing);
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$Purchase->copydata($Order->Shipping,'ship');
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$Purchase->copydata($Order->Totals);
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$Purchase->freight = $Order->Totals->shipping;
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$Purchase->gateway = "PayPal Express";
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$Purchase->transactionid = $this->Response->transactionid;
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$Purchase->transtatus = $this->status[$this->Response->paymentstatus];
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$Purchase->ip = $Shopp->Cart->ip;
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$Purchase->fees = $this->Response->feeamt;
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$Purchase->save();
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foreach($Shopp->Cart->contents as $Item) {
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$Purchased = new Purchased();
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$Purchased->copydata($Item);
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$Purchased->purchase = $Purchase->id;
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if (!empty($Purchased->download)) $Purchased->keygen();
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$Purchased->save();
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if ($Item->inventory) $Item->unstock();
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}
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return $Purchase;
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}
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// Fail by default
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return false;
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}
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function error () {
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if (!empty($this->Response)) {
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$message = join("; ",$this->Response->l_longmessage);
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if (empty($message)) return false;
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return new ShoppError($message,'paypal_express_transacton_error',SHOPP_TRXN_ERR,
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array('code'=>$code));
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}
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}
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function send () {
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$connection = curl_init();
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if ($this->settings['testmode'] == "on")
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curl_setopt($connection,CURLOPT_URL,"https://api-3t.sandbox.paypal.com/nvp"); // Sandbox testing
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else curl_setopt($connection,CURLOPT_URL,"https://api-3t.paypal.com/nvp"); // Live
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curl_setopt($connection, CURLOPT_SSL_VERIFYPEER, 0);
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curl_setopt($connection, CURLOPT_SSL_VERIFYHOST, 0);
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curl_setopt($connection, CURLOPT_NOPROGRESS, 1);
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curl_setopt($connection, CURLOPT_VERBOSE, 0);
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curl_setopt($connection, CURLOPT_FOLLOWLOCATION,0);
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curl_setopt($connection, CURLOPT_POST, 1);
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curl_setopt($connection, CURLOPT_POSTFIELDS, $this->transaction);
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curl_setopt($connection, CURLOPT_TIMEOUT, 60);
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curl_setopt($connection, CURLOPT_USERAGENT, SHOPP_GATEWAY_USERAGENT);
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curl_setopt($connection, CURLOPT_REFERER, "https://".$_SERVER['SERVER_NAME']);
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curl_setopt($connection, CURLOPT_RETURNTRANSFER, 1);
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$buffer = curl_exec($connection);
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if ($error = curl_error($connection))
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new ShoppError($error,'paypal_express_connection',SHOPP_COMM_ERR);
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curl_close($connection);
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$this->Response = false;
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$this->Response = $this->response($buffer);
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return $this->Response;
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}
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function response ($buffer) {
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$_ = new stdClass();
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$r = array();
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$pairs = explode("&",$buffer);
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foreach($pairs as $pair) {
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list($key,$value) = explode("=",$pair);
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if (preg_match("/l_(\w+?)(\d+)/i",$key,$matches)) {
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// Capture line item data into an array structure
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if (!isset($r[$matches[1]])) $r[$matches[1]] = array();
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// Skip non-line item data
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if (is_array($r[$matches[1]])) $r[$matches[1]][$matches[2]] = urldecode($value);
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} else $r[$key] = urldecode($value);
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}
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// Remap array to object
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foreach ($r as $key => $value) {
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if (empty($key)) continue;
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$key = strtolower($key);
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$_->{$key} = $value;
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}
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return $_;
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}
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function encode ($data) {
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$query = "";
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foreach($data as $key => $value) {
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if (is_array($value)) {
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foreach($value as $item) {
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if (strlen($query) > 0) $query .= "&";
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$query .= "$key=".urlencode($item);
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}
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} else {
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if (strlen($query) > 0) $query .= "&";
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$query .= "$key=".urlencode($value);
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}
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}
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return $query;
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}
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function tag ($property,$options=array()) {
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global $Shopp;
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switch ($property) {
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case "button":
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$args = array();
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$args['shopp_xco'] = 'PayPal/PayPalExpress';
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if (isset($options['pagestyle'])) $args['pagestyle'] = $options['pagestyle'];
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$url = add_query_arg($args,$Shopp->link('checkout'));
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return '<p class="paypal_express"><a href="'.$url.'"><img src="'.$this->button.'" alt="Checkout with PayPal" /></a></p>';
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}
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}
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function settings () {
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?>
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<th scope="row" valign="top"><label for="paypalexpress-enabled">PayPal Express</label></th>
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<td><input type="hidden" name="settings[PayPalExpress][enabled]" value="off" /><input type="checkbox" name="settings[PayPalExpress][enabled]" value="on" id="paypalexpress-enabled"<?php echo ($this->settings['enabled'] == "on")?' checked="checked"':''; ?>/><label for="paypalexpress-enabled"> <?php _e('Enable','Shopp'); ?> PayPal Express</label>
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<div id="paypalexpress-settings">
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<p><input type="text" name="settings[PayPalExpress][username]" id="paypalxp-username" size="30" value="<?php echo $this->settings['username']; ?>"/><br />
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Enter your PayPal Express API Username.</p>
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<p><input type="password" name="settings[PayPalExpress][password]" id="paypalxp-password" size="16" value="<?php echo $this->settings['password']; ?>" /><br />
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Enter your PayPal Express API Password.</p>
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<p><input type="text" name="settings[PayPalExpress][signature]" id="paypalxp-signature" size="48" value="<?php echo $this->settings['signature']; ?>" /><br />
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Enter your PayPal Express API Signature.</p>
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<p><label for="paypalxp-testmode"><input type="hidden" name="settings[PayPalExpress][testmode]" value="off" /><input type="checkbox" name="settings[PayPalExpress][testmode]" id="paypalxp-testmode" value="on"<?php echo ($this->settings['testmode'] == "on")?' checked="checked"':''; ?> /> Use the <a href="http://docs.shopplugin.net/PayPal_Sandbox" target="shoppdocs">PayPal Sandbox</a></label></p>
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<input type="hidden" name="settings[xco_gateways][]" value="<?php echo gateway_path(__FILE__); ?>" />
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</div>
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</td>
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<?php
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}
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function registerSettings () {
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?>
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xcosettings('#paypalexpress-enabled','#paypalexpress-settings');
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<?php
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}
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} // end PayPalExpress class
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?>
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