subscription()->current_pack();
$cost = 0;
if ( is_user_logged_in() ) {
$userdata = wp_get_current_user();
} else {
$user_id = isset( $_REQUEST['user_id'] ) ? intval( wp_unslash( $_REQUEST['user_id'] ) ) : 0;
if ( $user_id ) {
$userdata = get_userdata( $user_id );
} else if ( $type === 'post' && ! is_user_logged_in() ) {
$post = get_post( $post_id );
$user_id = $post->post_author;
$userdata = get_userdata( $user_id );
} else {
$userdata = new stdClass();
$userdata->ID = 0;
$userdata->user_email = '';
$userdata->first_name = '';
$userdata->last_name = '';
}
}
switch ( $type ) {
case 'post':
$post = get_post( $post_id );
$form_id = get_post_meta( $post_id, '_wpuf_form_id', true );
$form = new Admin\Forms\Form( $form_id );
$form_settings = $form->get_settings();
$force_pack = $form->is_enabled_force_pack();
$fallback_on = $form->is_enabled_fallback_cost();
$post_count = $current_user->subscription()->has_post_count( $form_settings['post_type'] );
if ( $force_pack && $fallback_on && ! is_wp_error( $current_pack ) && ! $post_count ) {
$amount = $form->get_subs_fallback_cost();
} else {
$amount = $form->get_pay_per_post_cost();
}
$item_number = $post->ID;
$item_name = $post->post_title;
break;
case 'pack':
$pack = wpuf()->subscription->get_subscription( $pack_id );
$custom = $pack->meta_value;
$cost = $pack->meta_value['billing_amount'];
$amount = $cost;
$item_name = $pack->post_title;
$item_number = $pack->ID;
break;
}
$payment_vars = [
'currency' => wpuf_get_option( 'currency', 'wpuf_payment' ),
'price' => $amount,
'item_number' => $item_number,
'item_name' => $item_name,
'type' => $type,
'user_info' => [
'id' => $userdata->ID,
'email' => $userdata->user_email,
'first_name' => $userdata->first_name,
'last_name' => $userdata->last_name,
],
'date' => gmdate( 'Y-m-d H:i:s' ),
'post_data' => $_POST,
'custom' => isset( $custom ) ? $custom : '',
'wpuf_payment_method' => $gateway,
];
if ( isset( $_POST['billing_address'] ) ) {
$address_fields = array_map( 'sanitize_text_field', wp_unslash( $_POST['billing_address'] ) );
} else {
$address_fields = wpuf_get_user_address();
}
if ( ! empty( $address_fields ) ) {
update_user_meta( $userdata->ID, 'wpuf_address_fields', $address_fields );
}
/**
* Filter: wpuf_payment_vars
*
* @since 3.1.13
*/
$payment_vars = apply_filters( 'wpuf_payment_vars', $payment_vars );
do_action( 'wpuf_gateway_' . $gateway, $payment_vars );
}
/**
* Insert payment info to database
*
* @param array $data payment data to insert
* @param int $transaction_id the transaction id in case of update
*
* @global object $wpdb
*/
public static function insert_payment( $data, $transaction_id = 0, $recurring = false ) {
global $wpdb;
$user_id = get_current_user_id();
//check if it's already there
$result = $wpdb->get_row( $wpdb->prepare( 'SELECT transaction_id
FROM ' . $wpdb->prefix . 'wpuf_transaction
WHERE transaction_id = %s LIMIT 1', $transaction_id ) );
if ( $recurring !== false ) {
$profile_id = $data['profile_id'];
}
if ( isset( $data['profile_id'] ) || empty( $data['profile_id'] ) ) {
unset( $data['profile_id'] );
}
if ( empty( $data['tax'] ) ) {
$data['tax'] = floatval( $data['cost'] ) - floatval( $data['subtotal'] );
}
if ( wpuf_get_option( 'show_address', 'wpuf_address_options', false ) && ! empty( $data['user_id'] ) ) {
$data['payer_address'] = wpuf_get_user_address( $data['user_id'] );
}
if ( ! empty( $data['payer_address'] ) ) {
$data['payer_address'] = maybe_serialize( $data['payer_address'] );
}
if ( isset( $profile_id ) ) {
$data['profile_id'] = $profile_id;
}
if ( ! $result ) {
$wpdb->insert( $wpdb->prefix . 'wpuf_transaction', $data );
do_action( 'wpuf_payment_received', $data, $recurring );
} else {
$wpdb->update( $wpdb->prefix . 'wpuf_transaction', $data, [ 'transaction_id' => $transaction_id ] );
}
//workaround for subscriptions can't be assigned from user profile regression
if ( ! did_action( 'wpuf_payment_received' ) ) {
do_action( 'wpuf_payment_received', $data, $recurring );
}
}
/**
* Send payment received mail
*
* @param array $info payment information
*/
public function payment_notify_admin( $info ) {
$headers = 'From: ' . get_bloginfo( 'name' ) . ' <' . get_bloginfo( 'admin_email' ) . '>' . "\r\n\\";
// translators: %s is site title name
$subject = sprintf( __( '[%s] Payment Received', 'wp-user-frontend' ), get_bloginfo( 'name' ) );
// translators: %s is site title name
$msg = sprintf( __( 'New payment received at %s', 'wp-user-frontend' ), get_bloginfo( 'name' ) );
$receiver = get_bloginfo( 'admin_email' );
wp_mail( $receiver, $subject, $msg, $headers );
}
/**
* Send payment confirmation mail to user
*
* @since 4.1.8
*
* @param array $info payment information
*/
public function payment_notify_user( $info ) {
// Validate user_id exists and is numeric
if ( ! isset( $info['user_id'] ) || ! is_numeric( $info['user_id'] ) ) {
return;
}
// Get user data
$user = get_userdata( $info['user_id'] );
if ( ! $user ) {
return;
}
// Create a unique key for this notification to prevent duplicates
$notification_key = 'wpuf_payment_notification_' . $info['user_id'] . '_' . $info['transaction_id'];
// Check if notification has already been sent for this transaction
if ( get_transient( $notification_key ) ) {
return;
}
// Set transient to prevent duplicate notifications (expires in 1 hour)
set_transient( $notification_key, true, HOUR_IN_SECONDS );
// Check if Pro is available and invoices are enabled
$enable_invoices = wpuf_get_option( 'enable_invoices', 'wpuf_payment_invoices', 'off' );
$pro_available = class_exists( 'WeDevs\Wpuf\Pro\Admin\Invoice' );
if ( $pro_available && wpuf_is_checkbox_or_toggle_on( $enable_invoices ) ) {
// Pro is available and invoices are enabled - send invoice email only
$this->wpuf_send_invoice( $info, $user );
} else {
// Pro not available or invoices disabled - send normal payment confirmation email
$payment_type = $this->determine_user_payment_type( $info );
$subject_msg = $this->get_user_notification_content( $payment_type, $user, $info );
$subject = $subject_msg['subject'];
$message = $subject_msg['message'];
// Set proper headers
$headers = 'From: ' . get_bloginfo( 'name' ) . ' <' . get_bloginfo( 'admin_email' ) . '>' . "\r\n";
$headers .= 'Content-Type: text/html; charset=UTF-8' . "\r\n";
wp_mail( $user->user_email, $subject, $message, $headers );
}
}
/**
* Determine the payment type for user notification
*
* @since 4.1.8
*
* @param array $info payment information
*
* @return string payment type
*/
private function determine_user_payment_type( $info ) {
// Check if it's a trial payment (zero cost)
if ( isset( $info['cost'] ) && 0 === intval( $info['cost'] ) ) {
return 'trial';
}
// Check if it's a subscription/pack payment
if ( isset( $info['pack_id'] ) && $info['pack_id'] > 0 ) {
return 'subscription';
}
// Check if it's a post payment
if ( isset( $info['post_id'] ) && $info['post_id'] > 0 ) {
return 'post';
}
return 'general';
}
/**
* Get notification content for user
*
* @since 4.1.8
*
* @param string $payment_type type of payment
* @param \WP_User $user user object
* @param array $info payment information
*
* @return array subject and message
*/
private function get_user_notification_content( $payment_type, $user, $info ) {
$site_name = get_bloginfo( 'name' );
$amount = isset( $info['cost'] ) ? wpuf_format_price( $info['cost'] ) : '';
switch ( $payment_type ) {
case 'trial':
// translators: %s is the site name
$subject = sprintf( __( '[%s] Your Trial Subscription is Active', 'wp-user-frontend' ), $site_name );
$message = sprintf(
// translators: %1$s is the user display name, %2$s is the site name
__( 'Hello %1$s,
Your trial subscription has been activated successfully at %2$s.
Thank you!', 'wp-user-frontend' ),
$user->display_name,
$site_name
);
break;
case 'subscription':
// translators: %s is the site name
$subject = sprintf( __( '[%s] Payment Confirmation - Subscription', 'wp-user-frontend' ), $site_name );
$message = sprintf(
// translators: %1$s is the user display name, %2$s is the payment amount, %3$s is the site name
__( 'Hello %1$s,
Thank you for your payment of %2$s for your subscription at %3$s.
Your subscription is now active.
Thank you!', 'wp-user-frontend' ),
$user->display_name,
$amount,
$site_name
);
break;
case 'post':
// translators: %s is the site name
$subject = sprintf( __( '[%s] Payment Confirmation - Post Submission', 'wp-user-frontend' ), $site_name );
$message = sprintf(
// translators: %1$s is the user display name, %2$s is the payment amount, %3$s is the site name
__( 'Hello %1$s,
Thank you for your payment of %2$s for post submission at %3$s.
Your post has been submitted successfully.
Thank you!', 'wp-user-frontend' ),
$user->display_name,
$amount,
$site_name
);
break;
default:
// translators: %s is the site name
$subject = sprintf( __( '[%s] Payment Confirmation', 'wp-user-frontend' ), $site_name );
$message = sprintf(
// translators: %1$s is the user display name, %2$s is the payment amount, %3$s is the site name
__( 'Hello %1$s,
Thank you for your payment of %2$s at %3$s.
Thank you!', 'wp-user-frontend' ),
$user->display_name,
$amount,
$site_name
);
break;
}
return [
'subject' => $subject,
'message' => $message
];
}
/**
* Send invoice if invoices are enabled
*
* @since 4.1.8
*
* @param array $info payment information
* @param \WP_User $user user object
*/
private function wpuf_send_invoice( $info, $user ) {
// Create a unique key for this invoice to prevent duplicates
$invoice_key = 'wpuf_invoice_sent_' . $info['user_id'] . '_' . $info['transaction_id'];
// Check if invoice has already been sent for this transaction
if ( get_transient( $invoice_key ) ) {
return;
}
try {
// Generate and send invoice using the Pro Invoice class
$this->generate_and_send_invoice( $info, $user );
// Set transient to prevent duplicate invoices (expires in 24 hours)
set_transient( $invoice_key, true, DAY_IN_SECONDS );
} catch ( \Exception $e ) {
return;
}
}
/**
* Generate and send invoice
*
* @since 4.1.8
*
* @param array $info payment information
* @param \WP_User $user user object
*/
private function generate_and_send_invoice( $info, $user ) {
$invoicr_path = WP_CONTENT_DIR . '/plugins/wp-user-frontend-pro/lib/invoicr/invoicr.php';
if ( ! file_exists( $invoicr_path ) ) {
return;
}
require_once $invoicr_path;
// Get invoice settings
$inv_logo = wpuf_get_option( 'set_logo', 'wpuf_payment_invoices' );
$inv_color = wpuf_get_option( 'set_color', 'wpuf_payment_invoices', '#e435226' );
$inv_from_addr = wpuf_get_option( 'set_from_address', 'wpuf_payment_invoices' );
$inv_from_addr = explode( ' ', $inv_from_addr );
$inv_title = wpuf_get_option( 'set_title', 'wpuf_payment_invoices' );
$inv_para = wpuf_get_option( 'set_paragraph', 'wpuf_payment_invoices' );
$inv_foot = wpuf_get_option( 'set_footernote', 'wpuf_payment_invoices' );
$inv_filename = wpuf_get_option( 'set_filename', 'wpuf_payment_invoices', 'invoice' );
// Prepare invoice data
$inv_u_id = $info['user_id'];
$inv_status = ! empty( $info['status'] ) ? $info['status'] : 'completed';
$inv_subtotal = ! empty( $info['subtotal'] ) ? $info['subtotal'] : $info['cost'];
$inv_cost = $info['cost'];
$inv_id = ! empty( $info['transaction_id'] ) ? $info['transaction_id'] : uniqid();
$inv_date = ! empty( $info['created'] ) ? wp_date( 'Y-m-d', strtotime( $info['created'] ) ) : wp_date( 'Y-m-d' );
$inv_payment_type = ! empty( $info['payment_type'] ) ? $info['payment_type'] : 'Unknown';
$currency = wpuf_get_option( 'currency', 'wpuf_payment', 'USD' );
// Create invoice instance
$invoice = new \invoicr( 'A4', $currency, 'en' );
$invoice->setNumberFormat( '.', ',' );
// Set logo if exists
if ( $inv_logo && $this->is_invoice_image_exists( $inv_logo ) ) {
$invoice->setLogo( $inv_logo, 100, 88 );
}
// Prepare "To" address
$inv_to_addr = array();
$inv_to_addr[] = $user->display_name;
$inv_to_addr[] = $user->user_email;
// Get item name based on payment type
$item_name = $this->get_invoice_item_name( $info );
// Set invoice details
$invoice->setColor( $inv_color );
$invoice->setType( __( 'Invoice', 'wp-user-frontend' ) );
$invoice->setReference( $inv_id );
$invoice->setDate( $inv_date );
$invoice->setFrom( $inv_from_addr );
$invoice->setTo( $inv_to_addr );
$invoice->addItem( $item_name, false, $inv_subtotal, '0%', $inv_cost, false, $inv_subtotal );
$invoice->addTotal( __( 'Subtotal', 'wp-user-frontend' ), $inv_subtotal );
$invoice->addTotal( __( 'Payment Type', 'wp-user-frontend' ), $inv_payment_type );
$invoice->addTotal( __( 'Total due', 'wp-user-frontend' ), $inv_cost, true );
$invoice->addBadge( ucfirst( $inv_status ) );
if ( $inv_title ) {
$invoice->addTitle( $inv_title );
}
if ( $inv_para ) {
$invoice->addParagraph( $inv_para );
}
if ( $inv_foot ) {
$invoice->setFooternote( $inv_foot );
}
// Create invoice directory
$inv_dir = WP_CONTENT_DIR . '/uploads/wpuf-invoices/';
if ( ! file_exists( $inv_dir ) ) {
wp_mkdir_p( $inv_dir );
}
// Generate PDF file
$pdf_file = $inv_dir . "{$inv_u_id}_{$inv_filename}_{$inv_id}.pdf";
$invoice->render( $pdf_file, 'F' );
// Save download link
$dl_link = content_url() . '/uploads/wpuf-invoices/' . "{$inv_u_id}_{$inv_filename}_{$inv_id}.pdf";
update_user_meta( $inv_u_id, '_invoice_link' . $inv_id, $dl_link );
// Send invoice via email
$this->send_invoice_email( $pdf_file, $user->user_email, $info );
}
/**
* Get invoice item name based on payment info
*
* @since 4.1.8
*
* @param array $info payment information
*
* @return string item name
*/
private function get_invoice_item_name( $info ) {
if ( isset( $info['post_id'] ) && $info['post_id'] > 0 ) {
$post = get_post( $info['post_id'] );
if ( $post ) {
$item_name = mb_strimwidth( $post->post_title, 0, 40, '...' );
// translators: %s is the post title
return sprintf( __( 'Payment for post submission (%s)', 'wp-user-frontend' ), $item_name );
}
}
if ( isset( $info['pack_id'] ) && $info['pack_id'] > 0 ) {
$pack = get_post( $info['pack_id'] );
if ( $pack ) {
// translators: %s is the subscription pack title
return sprintf( __( 'Subscription: %s', 'wp-user-frontend' ), $pack->post_title );
}
}
return __( 'Payment', 'wp-user-frontend' );
}
/**
* Send invoice via email
*
* @since 4.1.8
*
* @param string $pdf_file path to PDF file
* @param string $user_email user email address
* @param array $data payment data for placeholder replacement
*/
private function send_invoice_email( $pdf_file, $user_email, $data = array() ) {
if ( ! file_exists( $pdf_file ) ) {
return false;
}
$subj = wpuf_get_option( 'set_mail_sub', 'wpuf_payment_invoices' );
$text_body = wpuf_get_option( 'set_mail_body', 'wpuf_payment_invoices' );
$send_attachment = wpuf_get_option( 'send_attachment', 'wpuf_payment_invoices', 'on' );
if ( empty( $subj ) ) {
// translators: %s is the site name
$subj = sprintf( __( '[%s] Your Payment Invoice', 'wp-user-frontend' ), get_bloginfo( 'name' ) );
}
if ( empty( $text_body ) ) {
$text_body = 'Hi {username},