Initial commit

Author: kitsunet

Classes/Http/RequestInterceptorComponent.php

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+<?php
+namespace Flowpack\FullPageCache\Http;
+
+use Neos\Flow\Annotations as Flow;
+use Neos\Cache\Frontend\StringFrontend;
+use Neos\Flow\Http\Component\ComponentChain;
+use Neos\Flow\Http\Component\ComponentContext;
+use Neos\Flow\Http\Component\ComponentInterface;
+use function GuzzleHttp\Psr7\parse_response;
+
+/**
+ *
+ */
+class RequestInterceptorComponent implements ComponentInterface
+{
+    /**
+     * @Flow\Inject
+     * @var StringFrontend
+     */
+    protected $cacheFrontend;
+
+    /**
+     * @inheritDoc
+     */
+    public function handle(ComponentContext $componentContext)
+    {
+        $request = $componentContext->getHttpRequest();
+        if ($request->getMethod() !== 'GET') {
+            return;
+        }
+
+        if (!empty($request->getUri()->getQuery())) {
+            return;
+        }
+
+        $entryIdentifier = md5((string)$request->getUri());
+
+        $entry = $this->cacheFrontend->get($entryIdentifier);
+        if ($entry) {
+            $response = parse_response($entry);
+            $response = $response->withHeader('X-From-FullPageCache', $entryIdentifier);
+            $componentContext->replaceHttpResponse($response);
+            $componentContext->setParameter(ComponentChain::class, 'cancel', true);
+        }
+    }
+}

Classes/Http/RequestStorageComponent.php

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+<?php
+namespace Flowpack\FullPageCache\Http;
+
+use Neos\Cache\Frontend\StringFrontend;
+use Neos\Flow\Annotations as Flow;
+use Neos\Flow\Http\Component\ComponentContext;
+use Neos\Flow\Http\Component\ComponentInterface;
+use function GuzzleHttp\Psr7\str;
+
+/**
+ *
+ */
+class RequestStorageComponent implements ComponentInterface
+{
+    /**
+     * @Flow\Inject
+     * @var StringFrontend
+     */
+    protected $cacheFrontend;
+
+    /**
+     * @inheritDoc
+     */
+    public function handle(ComponentContext $componentContext)
+    {
+        $request = $componentContext->getHttpRequest();
+        if (strtoupper($request->getMethod()) !== 'GET') {
+            return;
+        }
+
+        if (!empty($request->getUri()->getQuery())) {
+            return;
+        }
+
+        $response = $componentContext->getHttpResponse();
+
+        if ($response->hasHeader('X-From-FullPageCache')) {
+            return;
+        }
+
+        $entryIdentifier = md5((string)$request->getUri());
+
+        $modifiedResponse = $response->withHeader('X-Storage-Component', $entryIdentifier);
+        $this->cacheFrontend->set($entryIdentifier, str($modifiedResponse));
+    }
+}
+

Configuration/Caches.yaml

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+Flowpack_FullPageCache_Entries:
+  backend: Neos\Cache\Backend\RedisBackend
+  backendOptions:
+    port: 32772

Configuration/Objects.yaml

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+Flowpack\FullPageCache\Http\RequestInterceptorComponent:
+  properties:
+    cacheFrontend:
+      object:
+        factoryObjectName: Neos\Flow\Cache\CacheManager
+        factoryMethodName: getCache
+        arguments:
+          1:
+            value: Flowpack_FullPageCache_Entries
+
+Flowpack\FullPageCache\Http\RequestStorageComponent:
+  properties:
+    cacheFrontend:
+      object:
+        factoryObjectName: Neos\Flow\Cache\CacheManager
+        factoryMethodName: getCache
+        arguments:
+          1:
+            value: Flowpack_FullPageCache_Entries

Configuration/Settings.yaml

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+Neos:
+  Flow:
+    http:
+      chain:
+        'process':
+          chain:
+            requestInterceptor:
+              position: 'start 999999'
+              component: 'Flowpack\FullPageCache\Http\RequestInterceptorComponent'
+        'postprocess':
+          chain:
+            requestStorage:
+              position: 'after standardsCompliance'
+              component: 'Flowpack\FullPageCache\Http\RequestStorageComponent'

README.md

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+Full Page Cache
+===============
+
+WIP,does not invalidate entries ever. Do not use yet!

composer.json

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+{
+    "description": "Does Page Cache THings",
+    "type": "neos-package",
+    "name": "flowpack/fullpagecache",
+    "license": "MIT",
+    "require": {
+        "neos/neos": "^5.0 || dev-master"
+    },
+    "autoload": {
+        "psr-4": {
+            "Flowpack\\FullPageCache\\": "Classes/"
+        }
+    },
+    "extra": {
+        "neos": {
+            "package-key": "Flowpack.FullPageCache"
+        }
+    }
+}