508 lines
17 KiB
PHP
508 lines
17 KiB
PHP
<?php
|
|
/**
|
|
* PayPal Standard Payment Gateway
|
|
*
|
|
* Provides a PayPal Standard Payment Gateway.
|
|
*
|
|
* @class Woocommerce_Paypal
|
|
* @package WooCommerce
|
|
* @category Payment Gateways
|
|
* @author WooThemes
|
|
*/
|
|
class Woocommerce_Paypal extends Woocommerce_Payment_Gateway {
|
|
|
|
public function __construct() {
|
|
global $woocommerce;
|
|
|
|
$this->id = 'paypal';
|
|
$this->icon = apply_filters('woocommerce_paypal_icon', $woocommerce->plugin_url() . '/assets/images/icons/paypal.png');
|
|
$this->has_fields = false;
|
|
$this->liveurl = 'https://www.paypal.com/webscr';
|
|
$this->testurl = 'https://www.sandbox.paypal.com/webscr';
|
|
|
|
// Load the form fields.
|
|
$this->init_form_fields();
|
|
|
|
// Load the settings.
|
|
$this->init_settings();
|
|
|
|
// Define user set variables
|
|
$this->title = $this->settings['title'];
|
|
$this->description = $this->settings['description'];
|
|
$this->email = $this->settings['email'];
|
|
$this->testmode = $this->settings['testmode'];
|
|
$this->send_shipping= $this->settings['send_shipping'];
|
|
$this->debug = $this->settings['debug'];
|
|
|
|
// Logs
|
|
if ($this->debug=='yes') $this->log = $woocommerce->logger();
|
|
|
|
// Actions
|
|
add_action( 'init', array(&$this, 'check_ipn_response') );
|
|
add_action('valid-paypal-standard-ipn-request', array(&$this, 'successful_request') );
|
|
add_action('woocommerce_receipt_paypal', array(&$this, 'receipt_page'));
|
|
add_action('woocommerce_update_options_payment_gateways', array(&$this, 'process_admin_options'));
|
|
|
|
if ( !$this->is_valid_for_use() ) $this->enabled = false;
|
|
}
|
|
|
|
/**
|
|
* Check if this gateway is enabled and available in the user's country
|
|
*/
|
|
function is_valid_for_use() {
|
|
if (!in_array(get_option('woocommerce_currency'), array('AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP'))) return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Admin Panel Options
|
|
* - Options for bits like 'title' and availability on a country-by-country basis
|
|
*
|
|
* @since 1.0.0
|
|
*/
|
|
public function admin_options() {
|
|
|
|
?>
|
|
<h3><?php _e('PayPal standard', 'woocommerce'); ?></h3>
|
|
<p><?php _e('PayPal standard works by sending the user to PayPal to enter their payment information.', 'woocommerce'); ?></p>
|
|
<table class="form-table">
|
|
<?php
|
|
if ( $this->is_valid_for_use() ) :
|
|
|
|
// Generate the HTML For the settings form.
|
|
$this->generate_settings_html();
|
|
|
|
else :
|
|
|
|
?>
|
|
<div class="inline error"><p><strong><?php _e( 'Gateway Disabled', 'woocommerce' ); ?></strong>: <?php _e( 'PayPal does not support your store currency.', 'woocommerce' ); ?></p></div>
|
|
<?php
|
|
|
|
endif;
|
|
?>
|
|
</table><!--/.form-table-->
|
|
<?php
|
|
} // End admin_options()
|
|
|
|
/**
|
|
* Initialise Gateway Settings Form Fields
|
|
*/
|
|
function init_form_fields() {
|
|
|
|
$this->form_fields = array(
|
|
'enabled' => array(
|
|
'title' => __( 'Enable/Disable', 'woocommerce' ),
|
|
'type' => 'checkbox',
|
|
'label' => __( 'Enable PayPal standard', 'woocommerce' ),
|
|
'default' => 'yes'
|
|
),
|
|
'title' => array(
|
|
'title' => __( 'Title', 'woocommerce' ),
|
|
'type' => 'text',
|
|
'description' => __( 'This controls the title which the user sees during checkout.', 'woocommerce' ),
|
|
'default' => __( 'PayPal', 'woocommerce' )
|
|
),
|
|
'description' => array(
|
|
'title' => __( 'Description', 'woocommerce' ),
|
|
'type' => 'textarea',
|
|
'description' => __( 'This controls the description which the user sees during checkout.', 'woocommerce' ),
|
|
'default' => __("Pay via PayPal; you can pay with your credit card if you don't have a PayPal account", 'woocommerce')
|
|
),
|
|
'email' => array(
|
|
'title' => __( 'PayPal Email', 'woocommerce' ),
|
|
'type' => 'text',
|
|
'description' => __( 'Please enter your PayPal email address; this is needed in order to take payment.', 'woocommerce' ),
|
|
'default' => ''
|
|
),
|
|
'send_shipping' => array(
|
|
'title' => __( 'Shipping details', 'woocommerce' ),
|
|
'type' => 'checkbox',
|
|
'label' => __( 'Send shipping details to PayPal. Since PayPal verifies addresses sent to it this can cause errors, therefore we recommend disabling this option.', 'woocommerce' ),
|
|
'default' => 'no'
|
|
),
|
|
'testmode' => array(
|
|
'title' => __( 'PayPal sandbox', 'woocommerce' ),
|
|
'type' => 'checkbox',
|
|
'label' => __( 'Enable PayPal sandbox', 'woocommerce' ),
|
|
'default' => 'yes'
|
|
),
|
|
'debug' => array(
|
|
'title' => __( 'Debug', 'woocommerce' ),
|
|
'type' => 'checkbox',
|
|
'label' => __( 'Enable logging (<code>woocommerce/logs/paypal.txt</code>)', 'woocommerce' ),
|
|
'default' => 'no'
|
|
)
|
|
);
|
|
|
|
} // End init_form_fields()
|
|
|
|
/**
|
|
* There are no payment fields for paypal, but we want to show the description if set.
|
|
**/
|
|
function payment_fields() {
|
|
if ($this->description) echo wpautop(wptexturize($this->description));
|
|
}
|
|
|
|
/**
|
|
* Generate the paypal button link
|
|
**/
|
|
public function generate_paypal_form( $order_id ) {
|
|
global $woocommerce;
|
|
|
|
$order = new Woocommerce_Order( $order_id );
|
|
|
|
if ( $this->testmode == 'yes' ):
|
|
$paypal_adr = $this->testurl . '?test_ipn=1&';
|
|
else :
|
|
$paypal_adr = $this->liveurl . '?';
|
|
endif;
|
|
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Generating payment form for order #' . $order_id . '. Notify URL: ' . trailingslashit(home_url()).'?paypalListener=paypal_standard_IPN');
|
|
|
|
if (in_array($order->billing_country, array('US','CA'))) :
|
|
$order->billing_phone = str_replace(array('(', '-', ' ', ')'), '', $order->billing_phone);
|
|
$phone_args = array(
|
|
'night_phone_a' => substr($order->billing_phone,0,3),
|
|
'night_phone_b' => substr($order->billing_phone,3,3),
|
|
'night_phone_c' => substr($order->billing_phone,6,4),
|
|
'day_phone_a' => substr($order->billing_phone,0,3),
|
|
'day_phone_b' => substr($order->billing_phone,3,3),
|
|
'day_phone_c' => substr($order->billing_phone,6,4)
|
|
);
|
|
else :
|
|
$phone_args = array(
|
|
'night_phone_b' => $order->billing_phone,
|
|
'day_phone_b' => $order->billing_phone
|
|
);
|
|
endif;
|
|
|
|
$paypal_args = array_merge(
|
|
array(
|
|
'cmd' => '_cart',
|
|
'business' => $this->email,
|
|
'no_note' => 1,
|
|
'currency_code' => get_option('woocommerce_currency'),
|
|
'charset' => 'UTF-8',
|
|
'rm' => 2,
|
|
'upload' => 1,
|
|
'return' => $this->get_return_url( $order ),
|
|
'cancel_return' => $order->get_cancel_order_url(),
|
|
|
|
// Order key
|
|
'custom' => $order_id,
|
|
|
|
// IPN
|
|
'notify_url' => trailingslashit(home_url()).'?paypalListener=paypal_standard_IPN',
|
|
|
|
// Address info
|
|
'first_name' => $order->billing_first_name,
|
|
'last_name' => $order->billing_last_name,
|
|
'company' => $order->billing_company,
|
|
'address1' => $order->billing_address_1,
|
|
'address2' => $order->billing_address_2,
|
|
'city' => $order->billing_city,
|
|
'state' => $order->billing_state,
|
|
'zip' => $order->billing_postcode,
|
|
'country' => $order->billing_country,
|
|
'email' => $order->billing_email,
|
|
|
|
// Payment Info
|
|
'invoice' => $order->order_key,
|
|
'discount_amount_cart' => $order->get_order_discount()
|
|
),
|
|
$phone_args
|
|
);
|
|
|
|
if ($this->send_shipping=='yes') :
|
|
$paypal_args['no_shipping'] = 0;
|
|
$paypal_args['address_override'] = 1;
|
|
else :
|
|
$paypal_args['no_shipping'] = 1;
|
|
endif;
|
|
|
|
if (get_option('woocommerce_prices_include_tax')=='yes') :
|
|
|
|
// Tax
|
|
$paypal_args['tax_cart'] = $order->get_total_tax();
|
|
|
|
// Don't pass items - paypal borks tax due to prices including tax. PayPal has no option for tax inclusive pricing sadly. Pass 1 item for the order items overall
|
|
$paypal_args['item_name_1'] = sprintf(__('Order #%s' , 'woocommerce'), $order->id);
|
|
$paypal_args['quantity_1'] = 1;
|
|
$paypal_args['amount_1'] = number_format($order->get_order_total() - $order->get_shipping() - $order->get_total_tax() + $order->get_order_discount(), 2, '.', '');
|
|
|
|
// Shipping Cost
|
|
if ($order->get_shipping()>0) :
|
|
$paypal_args['item_name_2'] = __('Shipping cost', 'woocommerce');
|
|
$paypal_args['quantity_2'] = '1';
|
|
$paypal_args['amount_2'] = number_format($order->get_shipping(), 2, '.', '');
|
|
endif;
|
|
|
|
else :
|
|
|
|
// Tax
|
|
$paypal_args['tax_cart'] = $order->get_total_tax();
|
|
|
|
// Cart Contents
|
|
$item_loop = 0;
|
|
if (sizeof($order->get_items())>0) : foreach ($order->get_items() as $item) :
|
|
if ($item['qty']) :
|
|
|
|
$item_loop++;
|
|
|
|
$item_name = $item['name'];
|
|
|
|
$item_meta = new order_item_meta( $item['item_meta'] );
|
|
if ($meta = $item_meta->display( true, true )) :
|
|
$item_name .= ' ('.$meta.')';
|
|
endif;
|
|
|
|
$paypal_args['item_name_'.$item_loop] = $item_name;
|
|
$paypal_args['quantity_'.$item_loop] = $item['qty'];
|
|
$paypal_args['amount_'.$item_loop] = $order->get_item_total( $item, false );
|
|
|
|
endif;
|
|
endforeach; endif;
|
|
|
|
// Shipping Cost
|
|
if ($order->get_shipping()>0) :
|
|
$item_loop++;
|
|
$paypal_args['item_name_'.$item_loop] = __('Shipping cost', 'woocommerce');
|
|
$paypal_args['quantity_'.$item_loop] = '1';
|
|
$paypal_args['amount_'.$item_loop] = number_format($order->get_shipping(), 2, '.', '');
|
|
endif;
|
|
|
|
endif;
|
|
|
|
$paypal_args_array = array();
|
|
|
|
foreach ($paypal_args as $key => $value) {
|
|
$paypal_args_array[] = '<input type="hidden" name="'.esc_attr( $key ).'" value="'.esc_attr( $value ).'" />';
|
|
}
|
|
|
|
$woocommerce->add_inline_js('
|
|
jQuery("body").block({
|
|
message: "<img src=\"'.esc_url( $woocommerce->plugin_url() ).'/assets/images/ajax-loader.gif\" alt=\"Redirecting...\" style=\"float:left; margin-right: 10px;\" />'.__('Thank you for your order. We are now redirecting you to PayPal to make payment.', 'woocommerce').'",
|
|
overlayCSS:
|
|
{
|
|
background: "#fff",
|
|
opacity: 0.6
|
|
},
|
|
css: {
|
|
padding: 20,
|
|
textAlign: "center",
|
|
color: "#555",
|
|
border: "3px solid #aaa",
|
|
backgroundColor:"#fff",
|
|
cursor: "wait",
|
|
lineHeight: "32px"
|
|
}
|
|
});
|
|
jQuery("#submit_paypal_payment_form").click();
|
|
');
|
|
|
|
return '<form action="'.esc_url( $paypal_adr ).'" method="post" id="paypal_payment_form">
|
|
' . implode('', $paypal_args_array) . '
|
|
<input type="submit" class="button-alt" id="submit_paypal_payment_form" value="'.__('Pay via PayPal', 'woocommerce').'" /> <a class="button cancel" href="'.esc_url( $order->get_cancel_order_url() ).'">'.__('Cancel order & restore cart', 'woocommerce').'</a>
|
|
</form>';
|
|
|
|
}
|
|
|
|
/**
|
|
* Process the payment and return the result
|
|
**/
|
|
function process_payment( $order_id ) {
|
|
|
|
$order = new Woocommerce_Order( $order_id );
|
|
|
|
return array(
|
|
'result' => 'success',
|
|
'redirect' => add_query_arg('order', $order->id, add_query_arg('key', $order->order_key, get_permalink(woocommerce_get_page_id('pay'))))
|
|
);
|
|
|
|
}
|
|
|
|
/**
|
|
* receipt_page
|
|
**/
|
|
function receipt_page( $order ) {
|
|
|
|
echo '<p>'.__('Thank you for your order, please click the button below to pay with PayPal.', 'woocommerce').'</p>';
|
|
|
|
echo $this->generate_paypal_form( $order );
|
|
|
|
}
|
|
|
|
/**
|
|
* Check PayPal IPN validity
|
|
**/
|
|
function check_ipn_request_is_valid() {
|
|
global $woocommerce;
|
|
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Checking IPN response is valid...' );
|
|
|
|
// Get recieved values from post data
|
|
$received_values = (array) stripslashes_deep( $_POST );
|
|
|
|
// Add cmd to the post array
|
|
$received_values['cmd'] = '_notify-validate';
|
|
|
|
// Send back post vars to paypal
|
|
$params = array(
|
|
'body' => $received_values,
|
|
'sslverify' => false,
|
|
'timeout' => 30,
|
|
'user-agent' => 'WooCommerce/'.$woocommerce->version
|
|
);
|
|
|
|
// Get url
|
|
if ( $this->testmode == 'yes' ):
|
|
$paypal_adr = $this->testurl;
|
|
else :
|
|
$paypal_adr = $this->liveurl;
|
|
endif;
|
|
|
|
// Post back to get a response
|
|
$response = wp_remote_post( $paypal_adr, $params );
|
|
|
|
// check to see if the request was valid
|
|
if ( !is_wp_error($response) && $response['response']['code'] >= 200 && $response['response']['code'] < 300 && (strcmp( $response['body'], "VERIFIED") == 0)) {
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Received valid response from PayPal' );
|
|
return true;
|
|
}
|
|
|
|
if ($this->debug=='yes') :
|
|
$this->log->add( 'paypal', 'Received invalid response from PayPal' );
|
|
if (is_wp_error($response)) :
|
|
$this->log->add( 'paypal', 'Error response: ' . $result->get_error_message() );
|
|
endif;
|
|
endif;
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Check for PayPal IPN Response
|
|
**/
|
|
function check_ipn_response() {
|
|
|
|
if (isset($_GET['paypalListener']) && $_GET['paypalListener'] == 'paypal_standard_IPN'):
|
|
|
|
@ob_clean();
|
|
|
|
$_POST = stripslashes_deep($_POST);
|
|
|
|
if ($this->check_ipn_request_is_valid()) :
|
|
|
|
header('HTTP/1.1 200 OK');
|
|
|
|
do_action("valid-paypal-standard-ipn-request", $_POST);
|
|
|
|
else :
|
|
|
|
wp_die("PayPal IPN Request Failure");
|
|
|
|
endif;
|
|
|
|
endif;
|
|
|
|
}
|
|
|
|
/**
|
|
* Successful Payment!
|
|
**/
|
|
function successful_request( $posted ) {
|
|
|
|
// Custom holds post ID
|
|
if ( !empty($posted['custom']) && !empty($posted['invoice']) ) {
|
|
|
|
$order = new Woocommerce_Order( (int) $posted['custom'] );
|
|
if ($order->order_key!==$posted['invoice']) :
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Error: Order Key does not match invoice.' );
|
|
exit;
|
|
endif;
|
|
|
|
// Lowercase
|
|
$posted['payment_status'] = strtolower($posted['payment_status']);
|
|
$posted['txn_type'] = strtolower($posted['txn_type']);
|
|
|
|
// Sandbox fix
|
|
if ($posted['test_ipn']==1 && $posted['payment_status']=='pending') $posted['payment_status'] = 'completed';
|
|
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Payment status: ' . $posted['payment_status'] );
|
|
|
|
// We are here so lets check status and do actions
|
|
switch ($posted['payment_status']) :
|
|
case 'completed' :
|
|
|
|
// Check order not already completed
|
|
if ($order->status == 'completed') :
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Aborting, Order #' . $posted['custom'] . ' is already complete.' );
|
|
exit;
|
|
endif;
|
|
|
|
// Check valid txn_type
|
|
$accepted_types = array('cart', 'instant', 'express_checkout', 'web_accept', 'masspay', 'send_money');
|
|
if (!in_array($posted['txn_type'], $accepted_types)) :
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Aborting, Invalid type:' . $posted['txn_type'] );
|
|
endif;
|
|
|
|
// Payment completed
|
|
$order->add_order_note( __('IPN payment completed', 'woocommerce') );
|
|
$order->payment_complete();
|
|
|
|
if ($this->debug=='yes') $this->log->add( 'paypal', 'Payment complete.' );
|
|
|
|
// Store PP Details
|
|
update_post_meta( (int) $posted['custom'], 'Payer PayPal address', $posted['payer_email']);
|
|
update_post_meta( (int) $posted['custom'], 'Transaction ID', $posted['txn_id']);
|
|
update_post_meta( (int) $posted['custom'], 'Payer first name', $posted['first_name']);
|
|
update_post_meta( (int) $posted['custom'], 'Payer last name', $posted['last_name']);
|
|
update_post_meta( (int) $posted['custom'], 'Payment type', $posted['payment_type']);
|
|
|
|
break;
|
|
case 'denied' :
|
|
case 'expired' :
|
|
case 'failed' :
|
|
case 'voided' :
|
|
// Order failed
|
|
$order->update_status('failed', sprintf(__('Payment %s via IPN.', 'woocommerce'), strtolower($posted['payment_status']) ) );
|
|
break;
|
|
case "refunded" :
|
|
case "reversed" :
|
|
case "chargeback" :
|
|
|
|
// Mark order as refunded
|
|
$order->update_status('refunded', sprintf(__('Payment %s via IPN.', 'woocommerce'), strtolower($posted['payment_status']) ) );
|
|
|
|
$message = woocommerce_mail_template(
|
|
__('Order refunded/reversed', 'woocommerce'),
|
|
sprintf(__('Order #%s has been marked as refunded - PayPal reason code: %s', 'woocommerce'), $order->id, $posted['reason_code'] )
|
|
);
|
|
|
|
// Send the mail
|
|
woocommerce_mail( get_option('woocommerce_new_order_email_recipient'), sprintf(__('Payment for order #%s refunded/reversed', 'woocommerce'), $order->id), $message );
|
|
|
|
break;
|
|
default:
|
|
// No action
|
|
break;
|
|
endswitch;
|
|
|
|
exit;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Add the gateway to WooCommerce
|
|
**/
|
|
function add_paypal_gateway( $methods ) {
|
|
$methods[] = 'woocommerce_paypal'; return $methods;
|
|
}
|
|
|
|
add_filter('woocommerce_payment_gateways', 'add_paypal_gateway' );
|