PHP code example of wp-oop / transient-cache

1. Go to this page and download the library: Download wp-oop/transient-cache library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

wp-oop / transient-cache example snippets


/*
 * Set up the factory - usually in a service definition
 */
use wpdb;
use Psr\SimpleCache\CacheInterface;
use WpOop\TransientCache\CachePoolFactory;
use WpOop\TransientCache\SilentPoolFactory;

/* @var $wpdb wpdb */
$factory = new CachePoolFactory($wpdb);
// Optionally hide exceptions for PSR-16 compatibility
$factory = new SilentPoolFactory($factory); // Optional, and not recommended for testing environments!

/*
 * Create cache pools - usually somewhere else
 */
// Same wpdb instance used, default value generated automatically
$pool1 = $factory->createCachePool('client-access-tokens');
$pool2 = $factory->createCachePool('remote-api-responses');
$pool3 = $factory->createCachePool('other-stuff');

/*
 * Use cache pools - usually injected into a client class
 */

// No collision of key between different pools
$pool1->set('123', $someToken);
$pool2->set('123', $someResponseBody);
$pool3->set('123', false);

// Depend on an interop standard
(function (CacheInterface $cache) {
    // False negative detection: correctly determines that the value is actually `false`
    $cache->has('123'); // true
    $cache->get('123', uniqid('default')) === false; // true
})($pool3);

// Clear all values within a pool
$pool2->clear();
$pool2->has('123'); // false
$pool1->has('123'); // true