PHP edd_empty_cart函数代码示例

function edd_process_paytm_gateway_ipn()
{
    global $edd_options;
    if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] != 'POST') {
        return;
    }
    $payment_id = $_GET['payment_id'];
    if (empty($payment_id)) {
        edd_send_back_to_checkout('?payment-mode=paytm_gateway');
    }
    // Fallback just in case post_max_size is lower than needed
    if (isset($_POST['ORDERID']) && isset($_POST['RESPCODE'])) {
        $order_sent = $_POST['ORDERID'];
        $responseDescription = $_POST['RESPMSG'];
        if ($_POST['RESPCODE'] == '01') {
            // success
            $order_sent = $_POST['ORDERID'];
            $res_code = $_POST['RESPCODE'];
            $responseDescription = $_POST['RESPMSG'];
            $checksum_recv = $_POST['CHECKSUMHASH'];
            $paramList = $_POST;
            $order_amount = $_POST['TXNAMOUNT'];
            //  code by paytm team
            $bool = "FALSE";
            $secret_key = $edd_options['paytm_mer_access_key'];
            $bool = verifychecksum_e($paramList, $secret_key, $checksum_recv);
            if ($bool == "TRUE") {
                $payment_meta = edd_get_payment_meta($payment_id);
                edd_insert_payment_note($payment_id, sprintf(__('Thank you for your order . Your transaction has been successful. Paytm Transaction ID: %s', 'edd'), $_REQUEST['TXNID']));
                edd_set_payment_transaction_id($payment_id, $_REQUEST['TXNID']);
                edd_update_payment_status($payment_id, 'complete');
                edd_empty_cart();
                edd_send_to_success_page();
            } else {
                edd_record_gateway_error(__('Paytm Error', 'edd'), sprintf(__('Transaction Failed Invalid Checksum', 'edd'), ''), $payment_id);
                edd_update_payment_status($payment_id, 'failed');
                edd_insert_payment_note($payment_id, sprintf(__('Transaction Failed Invalid Checksum', 'edd'), ''));
                wp_redirect('?page_id=6&payment-mode=paytm_gateway');
                //edd_send_back_to_checkout( '?payment-mode=paytm_gateway' );
            }
        } else {
            edd_record_gateway_error(__('Paytm Error', 'edd'), sprintf(__('Transaction Failed. %s', 'edd'), $responseDescription), $payment_id);
            edd_update_payment_status($payment_id, 'failed');
            edd_insert_payment_note($payment_id, sprintf(__('Transaction Failed. %s', 'edd'), $responseDescription));
            wp_redirect('?page_id=6&payment-mode=paytm_gateway');
        }
    } else {
        edd_record_gateway_error(__('Paytm Error', 'edd'), sprintf(__('Transaction Failed, No Response ', 'edd'), ''), $payment_id);
        edd_update_payment_status($payment_id, 'failed');
        edd_insert_payment_note($payment_id, sprintf(__('Transaction Failed, No Response ', 'edd'), ''));
        wp_redirect('?page_id=6&payment-mode=paytm_gateway');
    }
    exit;
}

/**
 * Manual Payment
 *
 * @access      private
 * @since       1.0 
 * @return      void
*/
function edd_manual_payment($purchase_data)
{
    global $edd_options;
    /* 
    * purchase data comes in like this
    *
    $purchase_data = array(
    	'downloads' => array of download IDs,
    	'price' => total price of cart contents,
    	'purchase_key' =>  // random key
    	'user_email' => $user_email,
    	'date' => date('Y-m-d H:i:s'),
    	'user_id' => $user_id,
    	'post_data' => $_POST,
    	'user_info' => array of user's information and used discount code
    	'cart_details' => array of cart details,
    );
    */
    $payment = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => $edd_options['currency'], 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
    // record the pending payment
    $payment = edd_insert_payment($payment);
    if ($payment) {
        edd_update_payment_status($payment, 'publish');
        // empty the shopping cart
        edd_empty_cart();
        edd_send_to_success_page();
    } else {
        // if errors are present, send the user back to the purchase page so they can be corrected
        edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
    }
}

/**
 * Processes the purchase data and uses the Manual Payment gateway to record
 * the transaction in the Purchase History
 *
 * @since 1.0
 * @param array $purchase_data Purchase Data
 * @return void
*/
function edd_manual_payment($purchase_data)
{
    if (!wp_verify_nonce($purchase_data['gateway_nonce'], 'edd-gateway')) {
        wp_die(__('Nonce verification has failed', 'edd'), __('Error', 'edd'), array('response' => 403));
    }
    /*
    * Purchase data comes in like this
    *
    $purchase_data = array(
    	'downloads' => array of download IDs,
    	'price' => total price of cart contents,
    	'purchase_key' =>  // Random key
    	'user_email' => $user_email,
    	'date' => date('Y-m-d H:i:s'),
    	'user_id' => $user_id,
    	'post_data' => $_POST,
    	'user_info' => array of user's information and used discount code
    	'cart_details' => array of cart details,
    );
    */
    $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => edd_get_currency(), 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
    // Record the pending payment
    $payment = edd_insert_payment($payment_data);
    if ($payment) {
        edd_update_payment_status($payment, 'publish');
        // Empty the shopping cart
        edd_empty_cart();
        edd_send_to_success_page();
    } else {
        edd_record_gateway_error(__('Payment Error', 'edd'), sprintf(__('Payment creation failed while processing a manual (free or test) purchase. Payment data: %s', 'edd'), json_encode($payment_data)), $payment);
        // If errors are present, send the user back to the purchase page so they can be corrected
        edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
    }
}

function edd_process_paymentwall_purchase($purchase_data)
{
    global $edd_options;
    // Collect payment data
    $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => edd_get_currency(), 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'gateway' => 'paymentwall', 'status' => 'pending');
    // Record the pending payment
    $payment = edd_insert_payment($payment_data);
    // Check payment
    if (!$payment) {
        // Record the error
        edd_record_gateway_error(__('Payment Error', 'edd'), sprintf(__('Payment creation failed before sending buyer to Paymentwall. Payment data: %s', 'edd'), json_encode($payment_data)), $payment);
        // Problems? send back
        edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
    } else {
        edd_initialize_paymentwall_lib();
        $widget = new Paymentwall_Widget($purchase_data['user_email'], $edd_options['paymentwall_widget_code'], array(new Paymentwall_Product($payment, $purchase_data['price'], edd_get_currency(), stripslashes(html_entity_decode(wp_strip_all_tags(edd_get_purchase_summary($purchase_data, false)), ENT_COMPAT, 'UTF-8')))), array('success_url' => add_query_arg('payment-confirmation', 'paymentwall', get_permalink($edd_options['success_page'])), 'email' => $purchase_data['user_email'], 'sign_version' => Paymentwall_Signature_Abstract::VERSION_THREE, 'integration_module' => 'easy_digital_downloads'));
        // Get rid of cart contents
        edd_empty_cart();
        if (!empty($edd_options['paymentwall_widget_mode']) && $edd_options['paymentwall_widget_mode'] == 'iframe') {
            echo $htmlCode = $widget->getHtmlCode(array('width' => '100%', 'allowtransparency' => 'true'));
        } else {
            wp_redirect($widget->getUrl());
        }
        exit;
    }
}

/**
 * Process PayPal Purchase
 *
 * @since 1.0
 * @global $edd_options Array of all the EDD Options
 * @param array $purchase_data Purchase Data
 * @return void
 */
function edd_process_paypal_purchase($purchase_data)
{
    global $edd_options;
    // Check there is a gateway name
    if (!isset($purchase_data['post_data']['edd-gateway'])) {
        return;
    }
    /*
    Purchase data comes in like this:
    
    $purchase_data = array(
        'downloads'     => array of download IDs,
        'tax' 			=> taxed amount on shopping cart
        'subtotal'		=> total price before tax
        'price'         => total price of cart contents after taxes,
        'purchase_key'  =>  // Random key
        'user_email'    => $user_email,
        'date'          => date( 'Y-m-d H:i:s' ),
        'user_id'       => $user_id,
        'post_data'     => $_POST,
        'user_info'     => array of user's information and used discount code
        'cart_details'  => array of cart details,
     );
    */
    // Collect payment data
    $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => edd_get_currency(), 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
    // Record the pending payment
    $payment = edd_insert_payment($payment_data);
    // Check payment
    if (!$payment) {
        // Record the error
        edd_record_gateway_error(__('Payment Error', 'edd'), sprintf(__('Payment creation failed before sending buyer to PayPal. Payment data: %s', 'edd'), json_encode($payment_data)), $payment);
        // Problems? send back
        edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
    } else {
        // Only send to PayPal if the pending payment is created successfully
        $listener_url = trailingslashit(home_url()) . '?edd-listener=IPN';
        // Get the success url
        $return_url = add_query_arg('payment-confirmation', 'paypal', get_permalink($edd_options['success_page']));
        // Get the complete cart cart_summary
        $summary = edd_get_purchase_summary($purchase_data, false);
        // Get the PayPal redirect uri
        $paypal_redirect = trailingslashit(edd_get_paypal_redirect()) . '?';
        // Setup PayPal arguments
        $paypal_args = array('cmd' => '_xclick', 'amount' => round($purchase_data['price'] - $purchase_data['tax'], 2), 'business' => $edd_options['paypal_email'], 'item_name' => stripslashes_deep(html_entity_decode(wp_strip_all_tags($summary), ENT_COMPAT, 'UTF-8')), 'email' => $purchase_data['user_email'], 'no_shipping' => '1', 'shipping' => '0', 'no_note' => '1', 'currency_code' => edd_get_currency(), 'item_number' => $purchase_data['purchase_key'], 'charset' => get_bloginfo('charset'), 'custom' => $payment, 'rm' => '2', 'return' => $return_url, 'cancel_return' => edd_get_failed_transaction_uri(), 'notify_url' => $listener_url, 'page_style' => edd_get_paypal_page_style());
        if (edd_use_taxes()) {
            $paypal_args['tax'] = $purchase_data['tax'];
        }
        $paypal_args = apply_filters('edd_paypal_redirect_args', $paypal_args, $purchase_data);
        // Build query
        $paypal_redirect .= http_build_query($paypal_args);
        // Get rid of cart contents
        edd_empty_cart();
        // Redirect to PayPal
        wp_redirect($paypal_redirect);
        exit;
    }
}

 public function process_empty_cart()
 {
     if (isset($_GET['empty_cart'])) {
         if ($_GET['empty_cart'] == '1') {
             edd_empty_cart();
             wp_redirect(remove_query_arg('empty_cart'));
             exit;
         }
     }
 }

/**
 * Process PayPal Purchase
 *
 * @access      private
 * @since       1.0 
 * @return      void
*/
function edd_process_paypal_purchase($purchase_data)
{
    global $edd_options;
    // check there is a gateway name
    if (!isset($purchase_data['post_data']['edd-gateway'])) {
        return;
    }
    /* 
    Purchase data comes in like this:
    ////////////////////////////////
    
    $purchase_data = array( 
        'downloads'     => array of download IDs, 
        'price'         => total price of cart contents, 
        'purchase_key'  =>  // random key
        'user_email'    => $user_email, 
        'date'          => date( 'Y-m-d H:i:s' ), 
        'user_id'       => $user_id, 
        'post_data'     => $_POST, 
        'user_info'     => array of user's information and used discount code
        'cart_details'  => array of cart details, 
     );
    */
    // collect payment data
    $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => $edd_options['currency'], 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
    // record the pending payment
    $payment = edd_insert_payment($payment_data);
    // check payment
    if (!$payment) {
        // problems? send back
        edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
    } else {
        // only send to PayPal if the pending payment is created successfully
        $listener_url = trailingslashit(home_url()) . '?edd-listener=IPN';
        // get the success url
        $return_url = add_query_arg('payment-confirmation', 'paypal', get_permalink($edd_options['success_page']));
        // get the complete cart summary
        $cart_summary = edd_get_purchase_summary($purchase_data, false);
        // get the PayPal redirect uri
        $paypal_redirect = trailingslashit(edd_get_paypal_redirect()) . '?';
        // setup PayPal arguments
        $paypal_args = array('cmd' => '_xclick', 'amount' => $purchase_data['price'], 'business' => $edd_options['paypal_email'], 'item_name' => stripslashes_deep(html_entity_decode($cart_summary, ENT_COMPAT, 'UTF-8')), 'email' => $purchase_data['user_email'], 'no_shipping' => '1', 'shipping' => '0', 'no_note' => '1', 'currency_code' => $edd_options['currency'], 'item_number' => $purchase_data['purchase_key'], 'charset' => get_bloginfo('charset'), 'custom' => $payment, 'rm' => '2', 'return' => $return_url, 'notify_url' => $listener_url);
        // build query
        $paypal_redirect .= http_build_query(apply_filters('edd_paypal_redirect_args', $paypal_args, $purchase_data));
        // get rid of cart contents
        edd_empty_cart();
        // Redirect to PayPal
        wp_redirect($paypal_redirect);
        exit;
    }
}

/**
 * Process PayPal Purchase
 *
 * @access      private
 * @since       1.0 
 * @return      void
*/
function edd_process_paypal_purchase($purchase_data)
{
    global $edd_options;
    /* 
    * purchase data comes in like this
    *
    $purchase_data = array(
    	'downloads' => array of download IDs,
    	'price' => total price of cart contents,
    	'purchase_key' =>  // random key
    	'user_email' => $user_email,
    	'date' => date('Y-m-d H:i:s'),
    	'user_id' => $user_id,
    	'post_data' => $_POST,
    	'user_info' => array of user's information and used discount code
    	'cart_details' => array of cart details,
    );
    */
    $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => $edd_options['currency'], 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
    // record the pending payment
    $payment = edd_insert_payment($payment_data);
    if ($payment) {
        // only send to paypal if the pending payment is created successfully
        $listener_url = trailingslashit(home_url()) . '?edd-listener=IPN';
        $return_url = add_query_arg('payment-confirmation', 'paypal', get_permalink($edd_options['success_page']));
        $cart_summary = edd_get_purchase_summary($purchase_data, false);
        // one time payment
        if (edd_is_test_mode()) {
            $paypal_redirect = 'https://www.sandbox.paypal.com/cgi-bin/webscr/?';
        } else {
            $paypal_redirect = 'https://www.paypal.com/cgi-bin/webscr/?';
        }
        $paypal_args = array('cmd' => '_xclick', 'amount' => $purchase_data['price'], 'business' => $edd_options['paypal_email'], 'item_name' => $cart_summary, 'email' => $purchase_data['user_email'], 'no_shipping' => '1', 'no_note' => '1', 'currency_code' => $edd_options['currency'], 'item_number' => $purchase_data['purchase_key'], 'charset' => 'UTF-8', 'custom' => $payment, 'rm' => '2', 'return' => $return_url, 'notify_url' => $listener_url);
        //var_dump(http_build_query($paypal_args)); exit;
        $paypal_redirect .= http_build_query($paypal_args);
        //var_dump(urldecode($paypal_redirect)); exit;
        // get rid of cart contents
        edd_empty_cart();
        // Redirect to paypal
        wp_redirect($paypal_redirect);
        exit;
    } else {
        // if errors are present, send the user back to the purchase page so they can be corrected
        edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
    }
}

function sofort_process_payment($purchase_data)
{
    global $edd_options;
    // check there is a gateway name
    if (!isset($purchase_data['post_data']['edd-gateway'])) {
        return;
    }
    // collect payment data
    $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => $edd_options['currency'], 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
    $errors = edd_get_errors();
    if ($errors) {
        // problems? send back
        edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
    } else {
        $payment = edd_insert_payment($payment_data);
        // check payment
        if (!$payment) {
            edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
        } else {
            if (!class_exists('SofortLib')) {
                require_once 'library/sofortLib.php';
            }
            $return_url = add_query_arg('payment-confirmation', 'paypal', get_permalink($edd_options['success_page']));
            $Sofort = new SofortLib_Multipay(trim($edd_options['sofort_config_id']));
            $Sofort->setSofortueberweisung();
            $Sofort->setAmount($purchase_data['price']);
            $Sofort->setReason('CartId ' . $payment, $purchase_data['post_data']['edd_first'] . ' ' . $purchase_data['post_data']['edd_last']);
            $Sofort->addUserVariable($payment);
            $Sofort->setSuccessUrl($return_url);
            $Sofort->setAbortUrl(edd_get_failed_transaction_uri());
            $Sofort->setTimeoutUrl(edd_get_failed_transaction_uri());
            $Sofort->setNotificationUrl(home_url('/?sofort=ipn'));
            $Sofort->sendRequest();
            if ($Sofort->isError()) {
                //PNAG-API didn't accept the data
                wp_die($Sofort->getError(), 'Error');
            } else {
                //buyer must be redirected to $paymentUrl else payment cannot be successfully completed!
                $paymentUrl = $Sofort->getPaymentUrl();
                edd_empty_cart();
                wp_redirect($paymentUrl);
                exit;
            }
        }
    }
}

/**
 * Complete a purchase
 *
 * Performs all necessary actions to complete a purchase.
 * Triggered by the edd_update_payment_status() function.
 *
 * @since 1.0.8.3
 * @param int $payment_id the ID number of the payment
 * @param string $new_status the status of the payment, probably "publish"
 * @param string $old_status the status of the payment prior to being marked as "complete", probably "pending"
 * @return void
*/
function edd_complete_purchase($payment_id, $new_status, $old_status)
{
    if ($old_status == 'publish' || $old_status == 'complete') {
        return;
    }
    // Make sure that payments are only completed once
    // Make sure the payment completion is only processed when new status is complete
    if ($new_status != 'publish' && $new_status != 'complete') {
        return;
    }
    if (edd_is_test_mode() && !apply_filters('edd_log_test_payment_stats', false)) {
        return;
    }
    $payment_data = edd_get_payment_meta($payment_id);
    $downloads = maybe_unserialize($payment_data['downloads']);
    $user_info = maybe_unserialize($payment_data['user_info']);
    $cart_details = maybe_unserialize($payment_data['cart_details']);
    if (is_array($downloads)) {
        // Increase purchase count and earnings
        foreach ($downloads as $download) {
            edd_record_sale_in_log($download['id'], $payment_id, $user_info);
            edd_increase_purchase_count($download['id']);
            $amount = null;
            if (is_array($cart_details)) {
                foreach ($cart_details as $key => $item) {
                    if (array_search($download['id'], $item)) {
                        $cart_item_id = $key;
                    }
                }
                $amount = isset($cart_details[$cart_item_id]['price']) ? $cart_details[$cart_item_id]['price'] : null;
            }
            $amount = edd_get_download_final_price($download['id'], $user_info, $amount);
            edd_increase_earnings($download['id'], $amount);
        }
        // Clear the total earnings cache
        delete_transient('edd_earnings_total');
    }
    if (isset($user_info['discount']) && $user_info['discount'] != 'none') {
        edd_increase_discount_usage($user_info['discount']);
    }
    // Empty the shopping cart
    edd_empty_cart();
}

 /**
  * Process the purchase data and send to Payeezy
  *
  * @since 1.0
  * @return void
  */
 public function process_payment($purchase_data)
 {
     global $edd_options;
     $url = edd_is_test_mode() ? 'https://api-cert.payeezy.com/v1/transactions' : 'https://api.payeezy.com/v1/transactions';
     $payeezy = new Payeezy();
     $payeezy::setApiKey(edd_get_option('payeezy_api_key'));
     $payeezy::setApiSecret(edd_get_option('payeezy_api_secret'));
     $payeezy::setMerchantToken(edd_get_option('payeezy_token'));
     $payeezy::setUrl($url);
     $month = $purchase_data['card_info']['card_exp_month'];
     $month = $month > 9 ? $month : '0' . $month;
     // Payeezy requires two digits
     $year = substr($purchase_data['card_info']['card_exp_year'], -2);
     $card_type = edd_detect_cc_type($purchase_data['card_info']['card_number']);
     switch ($card_type) {
         case 'amex':
             $card_type = 'American Express';
             break;
     }
     $response = json_decode($payeezy->purchase(array('amount' => $purchase_data['price'], 'card_number' => $purchase_data['card_info']['card_number'], 'card_type' => $card_type, 'card_holder_name' => $purchase_data['card_info']['card_name'], 'card_cvv' => $purchase_data['card_info']['card_cvc'], 'card_expiry' => $month . $year, 'currency_code' => 'USD')));
     if ('failed' === $response->validation_status) {
         foreach ($response->Error->messages as $error) {
             edd_set_error($error->code, $error->description);
         }
         edd_send_back_to_checkout('?payment-mode=payeezy');
     } elseif ('success' === $response->validation_status) {
         if ('approved' === $response->transaction_status) {
             $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['post_data']['edd_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => edd_get_currency(), 'downloads' => $purchase_data['downloads'], 'cart_details' => $purchase_data['cart_details'], 'user_info' => $purchase_data['user_info'], 'status' => 'pending');
             // record the pending payment
             $payment_id = edd_insert_payment($payment_data);
             edd_update_payment_status($payment_id, 'publish');
             edd_set_payment_transaction_id($payment_id, $response->transaction_id);
             // Empty the shopping cart
             edd_empty_cart();
             edd_send_to_success_page();
         } else {
             edd_set_error('payeezy_error', sprintf(__('Transaction not approved. Status: %s', 'edd-payeezy'), $response->transaction_status));
             edd_send_back_to_checkout('?payment-mode=payeezy');
         }
     }
 }

/**
 * Process deposit
 *
 * @since       1.0.0
 * @return      void
 */
function edd_wallet_process_deposit()
{
    // Verify the nonce
    if (!wp_verify_nonce($_REQUEST['_wpnonce'], 'edd-wallet-deposit-nonce')) {
        wp_die(__('Nonce verification failed', 'edd-wallet'), __('Error', 'edd-wallet'), array('response' => 403));
    }
    // Make sure the cart is empty
    edd_empty_cart();
    $value = $_POST['edd_wallet_deposit_amount'];
    if ($value == 'custom') {
        $value = $_POST['edd_wallet_custom_deposit'];
    }
    // Setup the fee label
    $label = edd_get_option('edd_wallet_deposit_description', __('Deposit to wallet', 'edd-wallet'));
    $label = str_replace('{val}', edd_currency_filter(edd_format_amount($value)), $label);
    // Setup the fee (product) for the deposit
    $fee = array('amount' => $value, 'label' => $label, 'type' => 'item', 'no_tax' => true, 'id' => 'edd-wallet-deposit');
    EDD()->fees->add_fee($fee);
    // Redirect to checkout
    wp_redirect(edd_get_checkout_uri(), 303);
    edd_die();
}

/**
 * Complete a purchase
 *
 * Performs all necessary actions to complete a purchase. 
 * Triggered by the edd_update_payment_status() function.
 *
 * @param		 int $payment_id the ID number of the payment
 * @param		 string $new_status the status of the payment, probably "publish"
 * @param		 string $old_status the status of the payment prior to being marked as "complete", probably "pending"
 * @access      private
 * @since       1.0.8.3
 * @return      void
*/
function edd_complete_purchase($payment_id, $new_status, $old_status)
{
    if ($old_status == 'publish' || $old_status == 'complete') {
        return;
    }
    // make sure that payments are only completed once
    if (!edd_is_test_mode()) {
        $payment_data = edd_get_payment_meta($payment_id);
        $downloads = maybe_unserialize($payment_data['downloads']);
        $user_info = maybe_unserialize($payment_data['user_info']);
        $cart_details = maybe_unserialize($payment_data['cart_details']);
        if (is_array($downloads)) {
            // increase purchase count and earnings
            foreach ($downloads as $download) {
                edd_record_sale_in_log($download['id'], $payment_id, $user_info, $payment_data['date']);
                edd_increase_purchase_count($download['id']);
                $amount = null;
                if (is_array($cart_details)) {
                    foreach ($cart_details as $key => $item) {
                        if (array_search($download['id'], $item)) {
                            $cart_item_id = $key;
                        }
                    }
                    $amount = isset($cart_details[$cart_item_id]['price']) ? $cart_details[$cart_item_id]['price'] : null;
                }
                $amount = edd_get_download_final_price($download['id'], $user_info, $amount);
                edd_increase_earnings($download['id'], $amount);
            }
        }
        if (isset($user_info['discount'])) {
            edd_increase_discount_usage($user_info['discount']);
        }
    }
    // empty the shopping cart
    edd_empty_cart();
}

 /**
  * Process Payment
  *
  * Process payments trough the PagSeguro gateway.
  *
  * @return   void
  * @since    1.0
  */
 function process_payment($purchase_data)
 {
     global $edd_options;
     // check there is a gateway name
     if (!isset($purchase_data['post_data']['edd-gateway'])) {
         return;
     }
     // get credentials
     $credentials = $this->get_credentials();
     // check credentials have been set
     if (is_null($credentials['email']) || is_null($credentials['token'])) {
         edd_set_error(0, __('Please enter your PagSeguro Client Email and Token in settings', 'edd-pagseguro-gateway'));
         edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
     }
     // get payment
     $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => edd_get_option('currency', 'BRL'), 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
     // insert pending payment
     $payment = edd_insert_payment($payment_data);
     if (!$payment) {
         // problems? send back
         edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
     } else {
         // require PagSeguro files
         $this->load_pagseguro_sdk();
         // verify classes exists
         if (!class_exists('PagSeguroPaymentRequest')) {
             edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
         }
         // create payment request
         $paymentRequest = new PagSeguroPaymentRequest();
         // sets the currency
         $paymentRequest->setCurrency('BRL');
         // cart summary
         $cart_summary = edd_get_purchase_summary($purchase_data, false);
         // format total price
         $total_price = number_format($purchase_data['price'], 2, '.', '');
         // payment request details
         $paymentRequest->addItem('01', sanitize_text_field(substr($cart_summary, 0, 95)), '1', strval($total_price));
         // sets the reference code for this request
         $paymentRequest->setReference($payment);
         // sets customer information
         $paymentRequest->setSender(sanitize_text_field($purchase_data['user_info']['first_name'] . ' ' . $purchase_data['user_info']['last_name']), $purchase_data['user_email']);
         // redirect url
         $paymentRequest->setRedirectUrl(add_query_arg('payment-confirmation', 'pagseguro', edd_get_success_page_uri()));
         // IPN URL
         $paymentRequest->addParameter('notificationURL', get_site_url());
         /* TRY CHECKOUT */
         try {
             // generate credentials
             $credentials = new PagSeguroAccountCredentials($credentials['email'], $credentials['token']);
             // register this payment request in PagSeguro, to obtain the payment URL for redirect your customer
             $checkout_uri = $paymentRequest->register($credentials);
             if (gettype($checkout_uri) != 'string') {
                 throw new exception($checkout_uri);
             }
             // empty cart
             edd_empty_cart();
             // send the user to PagSeguro
             wp_redirect($checkout_uri);
             die;
         } catch (Exception $e) {
             //catch exception
             wp_mail(get_bloginfo('admin_email'), __('PagSeguro Checkout Error', 'edd-pagseguro-gateway'), $e->getMessage());
             edd_set_error('pagseguro_exception', $e->getMessage());
             edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
         }
     }
 }

 /**
  * Process payment submission
  *
  * @access      public
  * @since       1.0.0
  * @param       array $purchase_data The data for a specific purchase
  * @return      void
  */
 public function process_payment($purchase_data)
 {
     if (!wp_verify_nonce($purchase_data['gateway_nonce'], 'edd-gateway')) {
         wp_die(__('Nonce verification has failed', 'edd-wallet'), __('Error', 'edd-wallet'), array('response' => 403));
     }
     $error = false;
     // Double check that we can afford this item
     $value = edd_wallet()->wallet->balance($purchase_data['user_email']);
     if ($value < $purchase_data['price']) {
         edd_record_gateway_error(__('Wallet Gateway Error', 'edd-wallet'), __('User wallet has insufficient funds.', 'edd-wallet'), 0);
         edd_set_error('wallet_error', __('Insufficient funds.', 'edd-wallet'));
         edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
     }
     $payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => edd_get_currency(), 'downloads' => $purchase_data['downloads'], 'user_info' => $purchase_data['user_info'], 'cart_details' => $purchase_data['cart_details'], 'status' => 'pending');
     // Record the pending payment
     $payment = edd_insert_payment($payment_data);
     if ($payment) {
         // Update payment status
         edd_update_payment_status($payment, 'publish');
         // Withdraw the funds
         edd_wallet()->wallet->withdraw($purchase_data['user_info']['id'], $payment_data['price'], 'withdrawal', $payment);
         edd_empty_cart();
         edd_send_to_success_page();
     } else {
         edd_record_gateway_error(__('Wallet Gateway Error', 'edd-wallet'), sprintf(__('Payment creation failed while processing a Wallet purchase. Payment data: %s', 'edd-wallet'), json_encode($payment_data)), $payment);
         edd_send_back_to_checkout('?payment-mode=' . $purchase_data['post_data']['edd-gateway']);
     }
 }