A simple bag of info to prevent making the same calls over and over again

DataBag.php

<?php

namespace App\Abilities\Components;


class DataBag
{
    protected $data;


    public function __construct($data=[])
    {
        $this->data = $data;
    }


    public function get($key, $default)
    {
        if(empty($this->data[$key])) {
            $this->add($key, $default);
        }

        return $this->data[$key];
    }


    public function add($key, $data)
    {
        $this->data[$key] = $data;

        if (is_callable($data)) {
            $this->data[$key] = $data();
        }
    }
}

example.php

<?php

require('DataBag.php');

$bag = new DataBag;

$ip = '123.456.789.10';

$ip_data = $bag->get($ip, function() use ($ip) {
  return IP::lookup($ip);
});