From c42e3b9ceb88d87d87e7eb399cef6302881824c2 Mon Sep 17 00:00:00 2001
From: Aleksei Mikheev <aleksei.mikheev@lazada.com>
Date: Tue, 3 May 2016 14:57:05 +0700
Subject: [PATCH] Add memcached support with cache_get/cache_set wrappers, use
 them to cache video embeds indefinitely

---
 forum/Settings.php     |  5 ++++-
 forum/Sources/Subs.php | 50 +++++++++++++++++++-----------------------
 forum/index.php        |  3 +++
 3 files changed, 30 insertions(+), 28 deletions(-)

diff --git a/forum/Settings.php b/forum/Settings.php
index 5901918..d64e651 100644
--- a/forum/Settings.php
+++ b/forum/Settings.php
@@ -33,6 +33,9 @@ $sourcedir = '/var/www/rock/forum/Sources';
 $webmaster_email = 'noreply@rock.ru';		# Email address to send emails from. (like noreply@yourdomain.com.)
 $cookiename = 'SMFCookie10';		# Name of the cookie to set for authentication.
 
+$mongo_server = "mongodb://rock.home:27017";
+$memcached_host = "127.0.0.1";
+$memcached_port = 11211;
 ########## Database Info ##########
 #$db_server = '127.0.0.1:3306';
 $db_server = 'localhost';
@@ -45,4 +48,4 @@ $db_error_send = 1;
 
 
 $db_last_error = 1353665424;
-?>
\ No newline at end of file
+?>
diff --git a/forum/Sources/Subs.php b/forum/Sources/Subs.php
index 2e7c99d..7b3f5b9 100644
--- a/forum/Sources/Subs.php
+++ b/forum/Sources/Subs.php
@@ -1305,11 +1305,9 @@ function parseVideo($matches) {
 	}
 }
 
-function parseVideoMyspace($url) 
-{
-	$ttl = 3600;
-	$html = xcache_get($url);
-	if ($html !== NULL) {
+function parseVideoMyspace($url) {
+	$html = cache_get($url);
+	if ($html !== FALSE) {
 		return $html;
 	}
 	$page = curl_get(htmlspecialchars_decode($url));
@@ -1326,15 +1324,13 @@ function parseVideoMyspace($url)
 		$html = '<a href="'.$url.'">Посмотреть видео</a>';
 		$ttl = 60;
 	}
-	xcache_set($url, $html, $ttl);
+	cache_set($url, $html);
 	return $html;
 }
 
-function parseVideoDailymotion($url) 
-{
-	$ttl = 3600;
-	$html = xcache_get($url);
-	if ($html !== NULL) {
+function parseVideoDailymotion($url) {
+	$html = cache_get($url);
+	if ($html !== FALSE) {
 		return $html;
 	}
 	$oembed_endpoint = 'http://www.dailymotion.com/api/oembed';
@@ -1346,22 +1342,23 @@ function parseVideoDailymotion($url)
 		$html = '<a href="'.$url.'">Посмотреть видео</a>';
 		$ttl = 60;
 	}
-	xcache_set($url, $html, $ttl);
+	cache_set($url, $html);
 	return $html;
 }
 
-#function xcache_get($param) {
-#	return NULL;
-#}
-#
-#function xcache_set($param, $value) {
-#	return NULL;
-#}
+function cache_get($param) {
+	global $memcached;
+	return $memcached->get($param);
+}
+
+function cache_set($param, $value, $ttl = 0) {
+	global $memcached;
+	return $memcached->set($param, $value, $ttl);
+}
 function parseVideoYoutube($url) 
 {
-	$ttl = 3600;
-	$html = xcache_get($url);
-	if ($html !== NULL) {
+	$html = cache_get($url);
+	if ($html !== FALSE) {
 		return $html;
 	}
 	$oembed_endpoint = 'http://www.youtube.com/oembed';
@@ -1378,15 +1375,14 @@ function parseVideoYoutube($url)
 		$html = '<a href="'.$theURL.'">Посмотреть видео</a>';
 		$ttl = 60;
 	}
-	xcache_set($url, $html, $ttl);
+	cache_set($url, $html);
 	return $html;
 }
 
 function parseVideoVimeo($url) 
 {
-	$ttl = 3600;
-	$html = xcache_get($url);
-	if ($html !== NULL) {
+	$html = cache_get($url);
+	if ($html !== FALSE) {
 		return $html;
 	}
 	$oembed_endpoint = 'http://www.vimeo.com/api/oembed';
@@ -1398,7 +1394,7 @@ function parseVideoVimeo($url)
 		$html = '<a href="'.$url.'">Посмотреть видео</a>';
 		$ttl = 60;
 	}
-	xcache_set($url, $html, $ttl);
+	cache_set($url, $html);
 	return $html;
 }
 
diff --git a/forum/index.php b/forum/index.php
index 2641979..d795d37 100644
--- a/forum/index.php
+++ b/forum/index.php
@@ -75,6 +75,9 @@ if (!$db_connection || !@mysql_select_db($db_name, $db_connection))
 
 $mongodb = new MongoClient();
 
+$memcached = new Memcached();
+$memcached->addServer($memcached_host, $memcached_port);
+
 //
 mysql_query("SET NAMES 'utf8'");
 setlocale(LC_ALL,"ru_RU.UTF-8");