PHP code example of kevinrob / guzzle-cache-middleware

    
        
<?php
require_once('vendor/autoload.php');

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

    

kevinrob / guzzle-cache-middleware example snippets

use GuzzleHttp\Client;
use GuzzleHttp\HandlerStack;
use Kevinrob\GuzzleCache\CacheMiddleware;

// Create default HandlerStack
$stack = HandlerStack::create();

// Add this middleware to the top with `push`
$stack->push(new CacheMiddleware(), 'cache');

// Initialize the client with the handler option
$client = new Client(['handler' => $stack]);

[...]
use Doctrine\Common\Cache\FilesystemCache;
use Kevinrob\GuzzleCache\Strategy\PrivateCacheStrategy;
use Kevinrob\GuzzleCache\Storage\DoctrineCacheStorage;

[...]
$stack->push(
  new CacheMiddleware(
    new PrivateCacheStrategy(
      new DoctrineCacheStorage(
        new FilesystemCache('/tmp/')
      )
    )
  ),
  'cache'
);

[...]
use Doctrine\Common\Cache\ChainCache;
use Doctrine\Common\Cache\ArrayCache;
use Doctrine\Common\Cache\FilesystemCache;
use Kevinrob\GuzzleCache\Strategy\PrivateCacheStrategy;
use Kevinrob\GuzzleCache\Storage\DoctrineCacheStorage;

[...]
$stack->push(new CacheMiddleware(
  new PrivateCacheStrategy(
    new DoctrineCacheStorage(
      new ChainCache([
        new ArrayCache(),
        new FilesystemCache('/tmp/'),
      ])
    )
  )
), 'cache');

[...]
use Illuminate\Support\Facades\Cache;
use Kevinrob\GuzzleCache\Strategy\PrivateCacheStrategy;
use Kevinrob\GuzzleCache\Storage\LaravelCacheStorage;

[...]

$stack->push(
  new CacheMiddleware(
    new PrivateCacheStrategy(
      new LaravelCacheStorage(
        Cache::store('redis')
      )
    )
  ),
  'cache'
);

[...]
use League\Flysystem\Adapter\Local;
use Kevinrob\GuzzleCache\Strategy\PrivateCacheStrategy;
use Kevinrob\GuzzleCache\Storage\FlysystemStorage;

[...]

$stack->push(
  new CacheMiddleware(
    new PrivateCacheStrategy(
      new FlysystemStorage(
        new Local('/path/to/cache')
      )
    )
  ),
  'cache'
);

[...]
use Kevinrob\GuzzleCache\Strategy\PrivateCacheStrategy;
use Kevinrob\GuzzleCache\Storage\WordPressObjectCacheStorage;

[...]

$stack->push(
  new CacheMiddleware(
    new PrivateCacheStrategy(
      new WordPressObjectCacheStorage()
    )
  ),
  'cache'
);

[...]
use Doctrine\Common\Cache\FilesystemCache;
use Doctrine\Common\Cache\PredisCache;
use Kevinrob\GuzzleCache\Strategy\PrivateCacheStrategy;
use Kevinrob\GuzzleCache\Strategy\PublicCacheStrategy;
use Kevinrob\GuzzleCache\Storage\DoctrineCacheStorage;

[...]
// Private caching
$stack->push(
  new CacheMiddleware(
    new PrivateCacheStrategy(
      new DoctrineCacheStorage(
        new FilesystemCache('/tmp/')
      )
    )
  ),
  'private-cache'
);

// Public caching
$stack->push(
  new CacheMiddleware(
    new PublicCacheStrategy(
      new DoctrineCacheStorage(
        new PredisCache(
          new Predis\Client('tcp://10.0.0.1:6379')
        )
      )
    )
  ),
  'shared-cache'
);

[...]
use Kevinrob\GuzzleCache\KeyValueHttpHeader;
use Kevinrob\GuzzleCache\Strategy\GreedyCacheStrategy;
use Kevinrob\GuzzleCache\Storage\DoctrineCacheStorage;
use Doctrine\Common\Cache\FilesystemCache;

[...]
// Greedy caching
$stack->push(
  new CacheMiddleware(
    new GreedyCacheStrategy(
      new DoctrineCacheStorage(
        new FilesystemCache('/tmp/')
      ),
      1800, // the TTL in seconds
      new KeyValueHttpHeader(['Authorization']) // Optional - specify the headers that can change the cache key
    )
  ),
  'greedy-cache'
);

namespace App\RequestMatcher;

use Kevinrob\GuzzleCache\Strategy\Delegate\RequestMatcherInterface;
use Psr\Http\Message\RequestInterface;

class ExampleOrgRequestMatcher implements RequestMatcherInterface
{

    /**
     * @inheritDoc
     */
    public function matches(RequestInterface $request)
    {
        return false !== strpos($request->getUri()->getHost(), 'example.org');
    }
}

namespace App\RequestMatcher;

use Kevinrob\GuzzleCache\Strategy\Delegate\RequestMatcherInterface;
use Psr\Http\Message\RequestInterface;

class TwitterRequestMatcher implements RequestMatcherInterface
{

    /**
     * @inheritDoc
     */
    public function matches(RequestInterface $request)
    {
        return false !== strpos($request->getUri()->getHost(), 'twitter.com');
    }
}

use App\RequestMatcher\ExampleOrgRequestMatcher;
use App\RequestMatcher\TwitterRequestMatcher;
use GuzzleHttp\Client;
use GuzzleHttp\HandlerStack;
use Kevinrob\GuzzleCache\CacheMiddleware;
use Kevinrob\GuzzleCache\Strategy;

$strategy = new Strategy\Delegate\DelegatingCacheStrategy($defaultStrategy = new Strategy\NullCacheStrategy());
$strategy->registerRequestMatcher(new ExampleOrgRequestMatcher(), new Strategy\PublicCacheStrategy());
$strategy->registerRequestMatcher(new TwitterRequestMatcher(), new Strategy\PrivateCacheStrategy());

$stack = HandlerStack::create();
$stack->push(new CacheMiddleware($strategy));
$guzzle = new Client(['handler' => $stack]);