From 3f2bc0b0dad1eca6ee8a18a6c67281d3428c2ea8 Mon Sep 17 00:00:00 2001
From: ghost <localhost>
Date: Thu, 1 Feb 2024 19:39:12 +0200
Subject: [PATCH] add memory cache for compiled pages

---
 composer.json       |  3 ++-
 example/config.json | 10 ++++++++++
 src/server.php      | 36 ++++++++++++++++++++++++++++++++----
 3 files changed, 44 insertions(+), 5 deletions(-)

diff --git a/composer.json b/composer.json
index 014f9e5..260b647 100644
--- a/composer.json
+++ b/composer.json
@@ -6,7 +6,8 @@
     "type": "project",
     "require": {
         "yggverse/titan-ii": "^1.0",
-        "yggverse/gemini": "dev-main"
+        "yggverse/gemini": "dev-main",
+        "yggverse/cache": "^0.4.0"
     },
     "license": "MIT",
     "autoload": {
diff --git a/example/config.json b/example/config.json
index 8ddaabc..acb1f77 100644
--- a/example/config.json
+++ b/example/config.json
@@ -7,6 +7,16 @@
           "port":1965
       }
   },
+  "memcached":
+  {
+      "server":
+      {
+          "host":"127.0.0.1",
+          "port":11211,
+          "timeout":3600,
+          "namespace":""
+      }
+  },
   "dokuwiki":
   {
     "uri":
diff --git a/src/server.php b/src/server.php
index 2aed2d2..b7756cb 100644
--- a/src/server.php
+++ b/src/server.php
@@ -60,6 +60,14 @@ $config = json_decode(
     )
 );
 
+// Init memory
+$memory = new \Yggverse\Cache\Memory(
+    $config->memcached->server->host,
+    $config->memcached->server->port,
+    $config->memcached->server->namespace,
+    $config->memcached->server->timeout
+);
+
 // Init filesystem
 $filesystem = new \Yggverse\Gemini\Dokuwiki\Filesystem(
     sprintf(
@@ -82,6 +90,7 @@ $server->setHandler(
     function (\Yggverse\TitanII\Request $request): \Yggverse\TitanII\Response
     {
         global $config;
+        global $memory;
         global $filesystem;
 
         $response = new \Yggverse\TitanII\Response();
@@ -125,6 +134,16 @@ $server->setHandler(
                     {
                         if ($path = $filesystem->getPagePathByUri($matches[1]))
                         {
+                            // Check for cached results
+                            if ($content = $memory->get($path))
+                            {
+                                $response->setContent(
+                                    $content
+                                );
+
+                                return $response;
+                            }
+
                             // Init reader
                             $reader = new \Yggverse\Gemini\Dokuwiki\Reader();
 
@@ -192,12 +211,21 @@ $server->setHandler(
                             // Append about info
                             $lines[] = $config->string->about;
 
+                            // Merge lines
+                            $content = implode(
+                                PHP_EOL,
+                                $lines
+                            );
+
+                            // Cache results
+                            $memory->set(
+                                $path,
+                                $content
+                            );
+
                             // Response
                             $response->setContent(
-                                implode(
-                                    PHP_EOL,
-                                    $lines
-                                )
+                                $content
                             );
 
                             return $response;