/**
* Emails user after payment is done
*
* @param array $invoice
* @author korotkov@ud
*
* @todo Refactor message text to be loaded from editable templates from settings.
*/
function wp_invoice_send_email_receipt($invoice) {
global $wpi_settings;
$post_id = wpi_invoice_id_to_post_id($invoice['invoice_id']);
$name = stripslashes($wpi_settings['business_name']);
$from = stripslashes($wpi_settings['email_address']);
$permalink = get_invoice_permalink($invoice['invoice_id']);
$headers = "From: {$name} <{$from}>\r\n";
$message = sprintf(
__("Dear %1s,\n%2s has received your payment for the invoice.\n\nYou can overview invoice status and payment history by clicking this link:\n%3s\n\nThank you very much for your patronage.\n\nBest regards,\n%4s (%5s)", WPI),
wpi_get_user_display_name($invoice),
$wpi_settings['business_name'],
$permalink,
$name,
$from
);
$subject = sprintf(__("Invoice #%s has been paid", WPI), $invoice['invoice_id']);
$message = html_entity_decode($message, ENT_QUOTES, 'UTF-8');
$subject = html_entity_decode($subject, ENT_QUOTES, 'UTF-8');
if (wp_mail($invoice['user_data']['user_email'], $subject, $message, $headers)) {
WPI_Functions::log_event($post_id, 'invoice', 'emailed', '', __('Receipt eMailed', WPI));
}
return $message;
}
/**
* Handler for Silent Post Url
*/
static function server_callback()
{
$arb = false;
$fields = array();
foreach ($_REQUEST as $name => $value) {
$fields[$name] = $value;
if ($name == 'x_subscription_id') {
$arb = true;
}
}
// Handle recurring billing payments
if ($arb == true && $fields['x_response_code'] == 1) {
$paynum = $fields['x_subscription_paynum'];
$subscription_id = $fields['x_subscription_id'];
$amount = $fields['x_amount'];
$invoice_id = wpi_post_id_to_invoice_id(wpi_subscription_id_to_post_id($subscription_id));
$invoice_obj = new WPI_Invoice();
$invoice_obj->load_invoice("id={$invoice_id}");
// Add payment amount
$event_note = WPI_Functions::currency_format(abs($amount), $invoice_id) . ". ARB payment {$paynum} of {$invoice_obj->data['recurring']['wpi_authorize']['cycles']}";
$event_amount = $amount;
$event_type = 'add_payment';
$invoice_obj->add_entry("attribute=balance¬e={$event_note}&amount={$event_amount}&type={$event_type}");
// Complete subscription if last payment done
if ($invoice_obj->data['recurring']['wpi_authorize']['cycles'] <= $paynum) {
WPI_Functions::log_event(wpi_invoice_id_to_post_id($invoice_id), 'invoice', 'update', '', __('Subscription completely paid', WPI));
wp_invoice_mark_as_paid($invoice_id);
}
$invoice_obj->save_invoice();
}
}
/**
* Handler for PayPal IPN queries
* @author korotkov@ud
* Full callback URL: http://domain/wp-admin/admin-ajax.php?action=wpi_gateway_server_callback&type=wpi_paypal
*/
static function server_callback()
{
if (empty($_POST)) {
die(__('Direct access not allowed', WPI));
}
$invoice = new WPI_Invoice();
$invoice->load_invoice("id={$_POST['invoice']}");
/** Verify callback request */
if (self::_ipn_verified($invoice)) {
switch ($_POST['txn_type']) {
/** New PayPal Subscription */
case 'subscr_signup':
/** PayPal Subscription created */
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['invoice']), 'invoice', 'update', '', __('PayPal Subscription created', WPI));
wp_invoice_mark_as_pending($_POST['invoice']);
do_action('wpi_paypal_subscr_signup_ipn', $_POST);
break;
case 'subscr_cancel':
/** PayPal Subscription cancelled */
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['invoice']), 'invoice', 'update', '', __('PayPal Subscription cancelled', WPI));
do_action('wpi_paypal_subscr_cancel_ipn', $_POST);
break;
case 'subscr_failed':
/** PayPal Subscription failed */
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['invoice']), 'invoice', 'update', '', __('PayPal Subscription payment failed', WPI));
do_action('wpi_paypal_subscr_failed_ipn', $_POST);
break;
case 'subscr_payment':
/** Payment of Subscription */
switch ($_POST['payment_status']) {
case 'Completed':
/** Add payment amount */
$event_note = sprintf(__('%1s paid for subscription %2s', WPI), WPI_Functions::currency_format(abs($_POST['mc_gross']), $_POST['invoice']), $_POST['subscr_id']);
$event_amount = (double) $_POST['mc_gross'];
$event_type = 'add_payment';
/** Log balance changes */
$invoice->add_entry("attribute=balance¬e={$event_note}&amount={$event_amount}&type={$event_type}");
$invoice->save_invoice();
send_notification($invoice->data);
break;
default:
break;
}
do_action('wpi_paypal_subscr_payment_ipn', $_POST);
break;
case 'subscr_eot':
/** PayPal Subscription end of term */
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['invoice']), 'invoice', 'update', '', __('PayPal Subscription term is finished', WPI));
wp_invoice_mark_as_paid($_POST['invoice'], $check = false);
do_action('wpi_paypal_subscr_eot_ipn', $_POST);
break;
case 'subscr_modify':
/** PayPal Subscription modified */
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['invoice']), 'invoice', 'update', '', __('PayPal Subscription modified', WPI));
do_action('wpi_paypal_subscr_modify_ipn', $_POST);
break;
case 'web_accept':
/** PayPal simple button */
switch ($_POST['payment_status']) {
case 'Pending':
/** Mark invoice as Pending */
wp_invoice_mark_as_pending($_POST['invoice']);
do_action('wpi_paypal_pending_ipn', $_POST);
break;
case 'Completed':
/** Add payment amount */
$event_note = sprintf(__('%s paid via PayPal', WPI), WPI_Functions::currency_format(abs($_POST['mc_gross']), $_POST['invoice']));
$event_amount = (double) $_POST['mc_gross'];
$event_type = 'add_payment';
/** Log balance changes */
$invoice->add_entry("attribute=balance¬e={$event_note}&amount={$event_amount}&type={$event_type}");
/** Log payer email */
$payer_email = sprintf(__("PayPal Payer email: %s", WPI), $_POST['payer_email']);
$invoice->add_entry("attribute=invoice¬e={$payer_email}&type=update");
$invoice->save_invoice();
/** ... and mark invoice as paid */
wp_invoice_mark_as_paid($_POST['invoice'], $check = true);
send_notification($invoice->data);
do_action('wpi_paypal_complete_ipn', $_POST);
break;
default:
break;
}
break;
case 'cart':
/** PayPal Cart. Used for SPC */
switch ($_POST['payment_status']) {
case 'Pending':
/** Mark invoice as Pending */
wp_invoice_mark_as_pending($_POST['invoice']);
do_action('wpi_paypal_pending_ipn', $_POST);
break;
case 'Completed':
/** Add payment amount */
$event_note = sprintf(__('%s paid via PayPal', WPI), WPI_Functions::currency_format(abs($_POST['mc_gross']), $_POST['invoice']));
$event_amount = (double) $_POST['mc_gross'];
$event_type = 'add_payment';
/** Log balance changes */
$invoice->add_entry("attribute=balance¬e={$event_note}&amount={$event_amount}&type={$event_type}");
/** Log payer email */
$payer_email = sprintf(__("PayPal Payer email: %s", WPI), $_POST['payer_email']);
$invoice->add_entry("attribute=invoice¬e={$payer_email}&type=update");
$invoice->save_invoice();
/** ... and mark invoice as paid */
wp_invoice_mark_as_paid($_POST['invoice'], $check = true);
send_notification($invoice->data);
do_action('wpi_paypal_complete_ipn', $_POST);
break;
default:
break;
}
break;
default:
break;
}
echo ' ';
}
}
/**
* This function sends our our notifications from the admin screen
* @since 3.0
*/
function send_notification(){
//** Setup, and send our e-mail */
$headers = "From: ".get_bloginfo()." <".get_bloginfo('admin_email').">\r\n";
$message = html_entity_decode($_REQUEST['body'], ENT_QUOTES, 'UTF-8');
$subject = html_entity_decode($_REQUEST['subject'], ENT_QUOTES, 'UTF-8');
$to = $_REQUEST['to'];
//** Validate for empty fields data */
if(empty($to) || empty($subject) || empty($message)) {
die(json_encode(array("status" => 500, "msg" => __("The fields should not be empty. Please, check the fields data and try to send notification again.", WPI))));
}
if (wp_mail($to, $subject, $message, $headers)) {
$pretty_time = date(get_option('time_format') . " " . get_option('date_format'));
$text = __("Notification Sent", WPI).(isset($_REQUEST['template']) && !empty($_REQUEST['template']) ? " (".$_REQUEST['template'].")" : "")." ".__('to', WPI)." {$to} ".__('at', WPI)." {$pretty_time}.";
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_REQUEST['invoice_id']), 'invoice', 'notification', '', $text, time());
die(json_encode(array("status" => 200, "msg" => __("Successfully sent the invoice notification!", WPI))));
}
die(json_encode(array("status" => 500, "msg" => __("Unable to send the e-mail. Please, try again later.", WPI))));
}
/**
* This is a cruicial function.
* In addition to basic events it also tracks amounts paid, reimburshed, etc
*
* Structure:
* - timestamp
* - event_type
* - amount_paid (sum of these is used to calculate if money is still owed)
* - basic_event
* - event_note
*/
function add_entry($args = '')
{
global $wpdb;
if (!empty($this->data['ID'])) {
$ID = $this->data['ID'];
} else {
if (!empty($this->data['invoice_id'])) {
$ID = $wpdb->get_var("SELECT post_id FROM {$wpdb->postmeta} WHERE meta_key = 'invoice_id' AND meta_value = '{$this->data['invoice_id']}'");
}
}
if (empty($ID)) {
return false;
}
extract(wp_parse_args($args, array('type' => 'update', 'attribute' => 'invoice', 'amount' => '', 'note' => '', 'time' => time())), EXTR_SKIP);
return WPI_Functions::log_event($ID, $attribute, $type, $amount, $note, $time);
}
/**
* Handler for 2Checkout Callback
* @author Craig Christenson
* Full callback URL: http://domain/wp-admin/admin-ajax.php?action=wpi_gateway_server_callback&type=wpi_twocheckout
*/
static function server_callback()
{
if (empty($_REQUEST)) {
die(__('Direct access not allowed', WPI));
}
$invoice = new WPI_Invoice();
$invoice->load_invoice("id={$_REQUEST['merchant_order_id']}");
/** Verify callback request */
if (self::_ipn_verified($invoice)) {
if ($_REQUEST['key']) {
$event_note = sprintf(__('%s paid via 2Checkout', WPI), WPI_Functions::currency_format(abs($_REQUEST['total']), $_REQUEST['merchant_order_id']));
$event_amount = (double) $_REQUEST['total'];
$event_type = 'add_payment';
/** Log balance changes */
$invoice->add_entry("attribute=balance¬e={$event_note}&amount={$event_amount}&type={$event_type}");
/** Log payer email */
$payer_email = sprintf(__("2Checkout buyer email: %s", WPI), $_REQUEST['email']);
$invoice->add_entry("attribute=invoice¬e={$payer_email}&type=update");
$invoice->save_invoice();
/** ... and mark invoice as paid */
wp_invoice_mark_as_paid($_REQUEST['invoice_id'], $check = true);
send_notification($invoice->data);
echo '<script type="text/javascript">window.location="' . get_invoice_permalink($invoice->data['ID']) . '";</script>';
/** Handle INS messages */
} elseif ($_POST['md5_hash']) {
switch ($_POST['message_type']) {
case 'FRAUD_STATUS_CHANGED':
if ($_POST['fraud_status'] == 'pass') {
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['vendor_order_id']), 'invoice', 'update', '', __('Passed 2Checkout fraud review.', WPI));
} elseif (condition) {
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['vendor_order_id']), 'invoice', 'update', '', __('Failed 2Checkout fraud review.', WPI));
wp_invoice_mark_as_pending($_POST['vendor_order_id']);
}
break;
case 'RECURRING_STOPPED':
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['vendor_order_id']), 'invoice', 'update', '', __('Recurring billing stopped.', WPI));
break;
case 'RECURRING_INSTALLMENT_FAILED':
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['vendor_order_id']), 'invoice', 'update', '', __('Recurring installment failed.', WPI));
break;
case 'RECURRING_INSTALLMENT_SUCCESS':
$event_note = sprintf(__('%1s paid for subscription %2s', WPI), WPI_Functions::currency_format(abs($_POST['item_rec_list_amount_1']), $_POST['vendor_order_id']), $_POST['sale_id']);
$event_amount = (double) $_POST['item_rec_list_amount_1'];
$event_type = 'add_payment';
$invoice->add_entry("attribute=balance¬e={$event_note}&amount={$event_amount}&type={$event_type}");
$invoice->save_invoice();
send_notification($invoice->data);
break;
case 'RECURRING_COMPLETE':
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['vendor_order_id']), 'invoice', 'update', '', __('Recurring installments completed.', WPI));
wp_invoice_mark_as_paid($_POST['invoice'], $check = false);
break;
case 'RECURRING_RESTARTED':
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_POST['vendor_order_id']), 'invoice', 'update', '', __('Recurring sale restarted.', WPI));
break;
default:
break;
}
}
}
}
/**
* This function sends our our notifications from the admin screen
*/
static function send_notification()
{
global $wpi_settings;
//** Start buffering to avoid appearing any errors in response */
ob_start();
//** Setup, and send our e-mail */
$headers = "From: " . get_bloginfo() . " <" . get_bloginfo('admin_email') . ">\r\n";
$message = html_entity_decode($_REQUEST['body'], ENT_QUOTES, 'UTF-8');
$subject = html_entity_decode($_REQUEST['subject'], ENT_QUOTES, 'UTF-8');
$to = $_REQUEST['to'];
//** Validate for empty fields data */
if (empty($to) || empty($subject) || empty($message)) {
ob_end_clean();
die(json_encode(array("status" => 500, "msg" => __("The fields should not be empty. Please, check the fields data and try to send notification again.", WPI))));
}
//** If we are going to change our Mail From */
if (!empty($wpi_settings['change_mail_from']) && $wpi_settings['change_mail_from'] == 'true') {
add_filter('wp_mail_from', array('WPI_Functions', 'notification_mail_from'));
add_filter('wp_mail_from_name', array('WPI_Functions', 'notification_mail_from_name'));
}
if (wp_mail($to, $subject, $message, $headers)) {
$pretty_time = date(get_option('time_format') . " " . get_option('date_format'));
$text = __("Notification Sent", WPI) . (isset($_REQUEST['template']) && !empty($_REQUEST['template']) ? " (" . $_REQUEST['template'] . ")" : "") . " " . __('to', WPI) . " {$to} " . __('at', WPI) . " {$pretty_time}.";
WPI_Functions::log_event(wpi_invoice_id_to_post_id($_REQUEST['invoice_id']), 'invoice', 'notification', '', $text, time());
ob_end_clean();
die(json_encode(array("status" => 200, "msg" => __("Successfully sent the invoice notification!", WPI))));
}
ob_end_clean();
die(json_encode(array("status" => 500, "msg" => __("Unable to send the e-mail. Please, try again later.", WPI))));
}
/**
* Emails user after payment is done
*
* @param array $invoice
*
* @author korotkov@ud
* @refactoring odokienko@UD
*/
function wp_invoice_send_email_receipt($invoice, $notification_data)
{
global $wpi_settings;
$subject = sprintf(__("Invoice #%s has been paid", WPI), $notification_data['invoice_id']);
$headers = array("From: {$notification_data['business_name']} <{$notification_data['from']}>\r\n", "Content-Type: text/html");
$message = sprintf(__("Dear %1s,<br>%2s has received your payment for the invoice.<br><br>You can overview invoice status and payment history by clicking this link:<br>%3s<br><br>Thank you very much for your patronage.<br><br>Best regards,<br>%4s (%5s)", WPI), $notification_data['user_name'], $notification_data['business_name'], $notification_data['permalink'], $notification_data['business_name'], $notification_data['from']);
/**
* @todo add condition witch will be look at this option odokienko@UD
*/
if (function_exists('wp_crm_send_notification') && !empty($wpi_settings['use_wp_crm_to_send_notifications']) && $wpi_settings['use_wp_crm_to_send_notifications'] == 'true') {
wp_crm_send_notification('wpi_send_thank_you_email', $notification_data);
//** Add message to user activity stream */
wp_crm_add_to_user_log($notification_data['user_id'], sprintf(__("WP-Invoice: Message with subject '%1s' was sent", WPI), $subject), false, array('attribute' => 'wpi_notification'));
} else {
$message = html_entity_decode($message, ENT_QUOTES, 'UTF-8');
$subject = html_entity_decode($subject, ENT_QUOTES, 'UTF-8');
if (wp_mail("{$notification_data['user_name']} <{$notification_data['user_email']}>", $subject, $message, implode("\r\n", (array) $headers) . "\r\n")) {
WPI_Functions::log_event($notification_data['invoice_id'], 'invoice', 'emailed', '', __('Receipt eMailed', WPI));
}
}
return $message;
}