greathmaster

function debounceFetch (fn, delay, onCancel = () => {}) {
  let timer = 0, isFetching = false
  
  return function (...args) {
    clearTimeout(timer)
    
    if (isFetching) {
      onCancel()
      isFetching = false
    }

greathmaster

/*
	Send Gift Certificate email at checkout.
	
	Requirements:
	1. Paid Memberships Pro
	2. The PMPro Gift Levels Addon
	3. Register Helper Add On with a "gift_certificate_email" field added via custom code.

***MODIFIED***
Adds the email shortcode !!code_url!! so we can potentially use it in a custom email template with PMPro Email Templates plugin.

greathmaster

function my_pmpro_add_cols_header($order_ids) {

    ob_start(); ?>
    <th>Discount Code</th><?php

    return ob_get_clean();
}
add_filter('pmpro_orders_extra_cols_header', 'my_pmpro_add_cols_header');

function my_pmpro_add_cols_body($order) {

greathmaster

license: gpl-3.0

greathmaster

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

1. Clarify and agree on the scope of the system

• User cases (description of sequences of events that, taken together, lead to a system doing something useful)
  • Who is going to use it?
  • How are they going to use it?

greathmaster

# Controller	Plural	
rails g controller Users index show

# Helper	Plural	
rails g helper Users

# Mailer	Singular	
rails g mailer UserMailer

# Migration	Plural	

greathmaster

// Trie.js - super simple JS implementation
// https://en.wikipedia.org/wiki/Trie

// -----------------------------------------

// we start with the TrieNode
function TrieNode(key) {
  // the "key" value will be the character in sequence
  this.key = key;
  

greathmaster

<?php

//Copy lines 5 onwards into your PMPro Customizations plugin - http://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/

function my_pmprorh_init()
{
    //don't break if Register Helper is not loaded
    if(!function_exists("pmprorh_add_registration_field"))
    {
        return false;

greathmaster

<?php
/**
 * Change when Paid Memberships Pro starts and stops PHP sessions.
 * Add this code below to your PMPro Customizations Plugin - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
function my_change_pmpro_sessions_start_and_stop() {
	// make sure PMPro has loaded
	if( !function_exists( 'pmpro_start_session' ) ) {
		return;
	}

greathmaster

/*
	Link discount codes to affiliates.
*/
//this is the parameter we're looking for to find affiliates... based on which plugin/etc you are using
//define('PMPRO_LDC2AFF_KEY', 'wpam_id');		//Affiliates Manager Plugin
define('PMPRO_LDC2AFF_KEY', 'pa');			//WordPress Lightweight Affiliates
//define('PMPRO_LDC2AFF_KEY', 'ref');			//AffiliateWP

//helper function to get the values from options and make sure they are an array
function pmpro_ld2aff_getOptions() {