get_pending_subscription_id() public method

Retrieves the pending subscription ID of the member
Since: 2.4.12
 /**
  * Process PayPal IPN
  *
  * @since 2.1
  */
 public function process_webhooks()
 {
     if (!isset($_GET['listener']) || strtoupper($_GET['listener']) != 'IPN') {
         return;
     }
     global $rcp_options;
     nocache_headers();
     if (!class_exists('IpnListener')) {
         // instantiate the IpnListener class
         include RCP_PLUGIN_DIR . 'includes/gateways/paypal/paypal-ipnlistener.php';
     }
     $listener = new IpnListener();
     $verified = false;
     if ($this->test_mode) {
         $listener->use_sandbox = true;
     }
     /*
     if( isset( $rcp_options['ssl'] ) ) {
     	$listener->use_ssl = true;
     } else {
     	$listener->use_ssl = false;
     }
     */
     //To post using the fsockopen() function rather than cURL, use:
     if (isset($rcp_options['disable_curl'])) {
         $listener->use_curl = false;
     }
     try {
         $listener->requirePostMethod();
         $verified = $listener->processIpn();
     } catch (Exception $e) {
         status_header(402);
         //die( 'IPN exception: ' . $e->getMessage() );
     }
     /*
     The processIpn() method returned true if the IPN was "VERIFIED" and false if it
     was "INVALID".
     */
     if ($verified || isset($_POST['verification_override']) || ($this->test_mode || isset($rcp_options['disable_ipn_verify']))) {
         status_header(200);
         $user_id = 0;
         $posted = apply_filters('rcp_ipn_post', $_POST);
         // allow $_POST to be modified
         if (!empty($posted['subscr_id'])) {
             $user_id = rcp_get_member_id_from_profile_id($posted['subscr_id']);
         }
         if (empty($user_id) && !empty($posted['custom']) && is_numeric($posted['custom'])) {
             $user_id = absint($posted['custom']);
         }
         if (empty($user_id) && !empty($posted['payer_email'])) {
             $user = get_user_by('email', $posted['payer_email']);
             $user_id = $user ? $user->ID : false;
         }
         $member = new RCP_Member($user_id);
         if (!$member || !$member->ID > 0) {
             die('no member found');
         }
         $subscription_id = $member->get_pending_subscription_id();
         if (empty($subscription_id)) {
             $subscription_id = $member->get_subscription_id();
         }
         if (!$subscription_id) {
             die('no subscription for member found');
         }
         if (!rcp_get_subscription_details($subscription_id)) {
             die('no subscription level found');
         }
         $subscription_name = $posted['item_name'];
         $subscription_key = $posted['item_number'];
         $amount = number_format((double) $posted['mc_gross'], 2);
         $amount2 = number_format((double) $posted['mc_amount3'], 2);
         $payment_status = $posted['payment_status'];
         $currency_code = $posted['mc_currency'];
         $subscription_price = number_format((double) rcp_get_subscription_price($subscription_id), 2);
         $pending_amount = get_user_meta($member->ID, 'rcp_pending_subscription_amount', true);
         $pending_amount = number_format((double) $pending_amount, 2);
         // Check for invalid amounts in the IPN data
         if (!empty($pending_amount) && !empty($amount) && in_array($posted['txn_type'], array('web_accept', 'subscr_payment'))) {
             if ($amount < $pending_amount) {
                 rcp_add_member_note($member->ID, sprintf(__('Incorrect amount received in the IPN. Amount received was %s. The amount should have been %s. PayPal Transaction ID: %s', 'rcp'), $amount, $pending_amount, sanitize_text_field($posted['txn_id'])));
                 die('incorrect amount');
             } else {
                 delete_user_meta($member->ID, 'rcp_pending_subscription_amount');
             }
         }
         // setup the payment info in an array for storage
         $payment_data = array('date' => date('Y-m-d H:i:s', strtotime($posted['payment_date'], current_time('timestamp'))), 'subscription' => $posted['item_name'], 'payment_type' => $posted['txn_type'], 'subscription_key' => $subscription_key, 'amount' => $amount, 'user_id' => $user_id, 'transaction_id' => $posted['txn_id']);
         do_action('rcp_valid_ipn', $payment_data, $user_id, $posted);
         if ($posted['txn_type'] == 'web_accept' || $posted['txn_type'] == 'subscr_payment') {
             // only check for an existing payment if this is a payment IPD request
             if (rcp_check_for_existing_payment($posted['txn_type'], $posted['payment_date'], $subscription_key)) {
                 $log_data = array('post_title' => __('Duplicate Payment', 'rcp'), 'post_content' => __('A duplicate payment was detected. The new payment was still recorded, so you may want to check into both payments.', 'rcp'), 'post_parent' => 0, 'log_type' => 'gateway_error');
                 $log_meta = array('user_subscription' => $posted['item_name'], 'user_id' => $user_id);
                 $log_entry = WP_Logging::insert_log($log_data, $log_meta);
                 die('duplicate IPN detected');
             }
             if (strtolower($currency_code) != strtolower($rcp_options['currency'])) {
                 // the currency code is invalid
                 $log_data = array('post_title' => __('Invalid Currency Code', 'rcp'), 'post_content' => sprintf(__('The currency code in an IPN request did not match the site currency code. Payment data: %s', 'rcp'), json_encode($payment_data)), 'post_parent' => 0, 'log_type' => 'gateway_error');
                 $log_meta = array('user_subscription' => $posted['item_name'], 'user_id' => $user_id);
                 $log_entry = WP_Logging::insert_log($log_data, $log_meta);
                 die('invalid currency code');
             }
         }
         if (isset($rcp_options['email_ipn_reports'])) {
             wp_mail(get_bloginfo('admin_email'), __('IPN report', 'rcp'), $listener->getTextReport());
         }
         /* now process the kind of subscription/payment */
         $rcp_payments = new RCP_Payments();
         // Subscriptions
         switch ($posted['txn_type']) {
             case "subscr_signup":
                 // when a new user signs up
                 // store the recurring payment ID
                 update_user_meta($user_id, 'rcp_paypal_subscriber', $posted['payer_id']);
                 if ($member->just_upgraded() && rcp_can_member_cancel($member->ID)) {
                     $cancelled = rcp_cancel_member_payment_profile($member->ID, false);
                 }
                 $member->set_payment_profile_id($posted['subscr_id']);
                 do_action('rcp_ipn_subscr_signup', $user_id);
                 die('successful subscr_signup');
                 break;
             case "subscr_payment":
                 // when a user makes a recurring payment
                 update_user_meta($user_id, 'rcp_paypal_subscriber', $posted['payer_id']);
                 $member->set_payment_profile_id($posted['subscr_id']);
                 $member->renew(true);
                 // record this payment in the database
                 $rcp_payments->insert($payment_data);
                 do_action('rcp_ipn_subscr_payment', $user_id);
                 die('successful subscr_payment');
                 break;
             case "subscr_cancel":
                 if (!$member->just_upgraded()) {
                     // user is marked as cancelled but retains access until end of term
                     $member->set_status('cancelled');
                     // set the use to no longer be recurring
                     delete_user_meta($user_id, 'rcp_paypal_subscriber');
                     do_action('rcp_ipn_subscr_cancel', $user_id);
                     die('successful subscr_cancel');
                 }
                 break;
             case "subscr_failed":
                 do_action('rcp_ipn_subscr_failed');
                 die('successful subscr_failed');
                 break;
             case "subscr_eot":
                 // user's subscription has reached the end of its term
                 if ('cancelled' !== $member->get_status($user_id)) {
                     $member->set_status('expired');
                 }
                 do_action('rcp_ipn_subscr_eot', $user_id);
                 die('successful subscr_eot');
                 break;
             case "web_accept":
                 switch (strtolower($payment_status)) {
                     case 'completed':
                         if ($member->just_upgraded() && rcp_can_member_cancel($member->ID)) {
                             $cancelled = rcp_cancel_member_payment_profile($member->ID, false);
                             if ($cancelled) {
                                 $member->set_payment_profile_id('');
                             }
                         }
                         // set this user to active
                         $member->renew();
                         $rcp_payments->insert($payment_data);
                         break;
                     case 'denied':
                     case 'expired':
                     case 'failed':
                     case 'voided':
                         $member->set_status('cancelled');
                         break;
                 }
                 die('successful web_accept');
                 break;
             case "cart":
             case "express_checkout":
             default:
                 break;
         }
     } else {
         if (isset($rcp_options['email_ipn_reports'])) {
             // an invalid IPN attempt was made. Send an email to the admin account to investigate
             wp_mail(get_bloginfo('admin_email'), __('Invalid IPN', 'rcp'), $listener->getTextReport());
         }
         status_header(400);
         die('invalid IPN');
     }
 }
 public function get_checkout_details($token = '')
 {
     $args = array('USER' => $this->username, 'PWD' => $this->password, 'SIGNATURE' => $this->signature, 'VERSION' => '124', 'METHOD' => 'GetExpressCheckoutDetails', 'TOKEN' => $token);
     $request = wp_remote_get(add_query_arg($args, $this->api_endpoint), array('timeout' => 45, 'sslverify' => false, 'httpversion' => '1.1'));
     $body = wp_remote_retrieve_body($request);
     $code = wp_remote_retrieve_response_code($request);
     $message = wp_remote_retrieve_response_message($request);
     if (is_wp_error($request)) {
         return $request;
     } elseif (200 == $code && 'OK' == $message) {
         if (is_string($body)) {
             wp_parse_str($body, $body);
         }
         $member = new RCP_Member(absint($_GET['user_id']));
         $subscription_id = $member->get_pending_subscription_id();
         if (empty($subscription_id)) {
             $subscription_id = $member->get_subscription_id();
         }
         $body['subscription'] = (array) rcp_get_subscription_details($subscription_id);
         return $body;
     }
     return false;
 }