AyeCode / invoicing

    wpinv_get_template( 'emails/wpinv-email-billing-details.php', array( 'invoice' => $invoice, 'email_type' => $email_type, 'sent_to_admin' => $sent_to_admin ) );

}

function wpinv_send_customer_invoice( $data = array() ) {

    $invoice_id = !empty( $data['invoice_id'] ) ? absint( $data['invoice_id'] ) : NULL;

    if ( empty( $invoice_id ) ) {

        return;

    }

    if ( !current_user_can( 'manage_options' ) ) {

        wp_die( __( 'You do not have permission to send invoice notification', 'invoicing' ), __( 'Error', 'invoicing' ), array( 'response' => 403 ) );

    }

    $sent = wpinv_user_invoice_notification( $invoice_id );

    $status = $sent ? 'email_sent' : 'email_fail';

    $redirect = add_query_arg( array( 'wpinv-message' => $status, 'wpi_action' => false, 'invoice_id' => false ) );

    wp_redirect( $redirect );

    exit;

}

add_action( 'wpinv_send_invoice', 'wpinv_send_customer_invoice' );

function wpinv_send_overdue_reminder( $data = array() ) {

}

add_action( 'wpinv_send_invoice', 'wpinv_send_customer_invoice' );

function wpinv_send_overdue_reminder( $data = array() ) {

    $invoice_id = !empty( $data['invoice_id'] ) ? absint( $data['invoice_id'] ) : NULL;

    if ( empty( $invoice_id ) ) {

        return;

    }

    if ( !current_user_can( 'manage_options' ) ) {

        wp_die( __( 'You do not have permission to send reminder notification', 'invoicing' ), __( 'Error', 'invoicing' ), array( 'response' => 403 ) );

    }

    $sent = wpinv_send_payment_reminder_notification( $invoice_id );

    $status = $sent ? 'email_sent' : 'email_fail';

    $redirect = add_query_arg( array( 'wpinv-message' => $status, 'wpi_action' => false, 'invoice_id' => false ) );

    wp_redirect( $redirect );

    exit;

}

add_action( 'wpinv_send_reminder', 'wpinv_send_overdue_reminder' );

function wpinv_send_customer_note_email( $data ) {