From 2c0f3c9457b1de508b52b46c2a7bfadd364d0f03 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Sun, 16 Mar 2003 21:49:33 +0000
Subject: - Cache improvement: only flush cache when told to.

---
 includes/common.inc | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

(limited to 'includes/common.inc')

diff --git a/includes/common.inc b/includes/common.inc
index 92672926f..57b79055d 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -643,15 +643,6 @@ function cache_clear_all($cid = NULL) {
   }
 }
 
-function cache_clear_old($cid = NULL) {
-  if (empty($cid)) {
-    db_query("DELETE FROM cache WHERE expire < ". time() ." AND expire > 0");
-  }
-  else {
-    db_query("DELETE FROM cache WHERE cid = '%s' AND expire < %s AND expire > 0", $cid, time());
-  }
-}
-
 function page_set_cache() {
   global $user, $REQUEST_METHOD;
 
@@ -666,10 +657,9 @@ function page_get_cache() {
   global $user, $REQUEST_METHOD;
 
   if (!$user->uid && $REQUEST_METHOD == "GET") {
-    if ($cache = cache_get(request_uri())) {
-      cache_clear_old();
-    }
-    else {
+    $cache = cache_get(request_uri());
+
+    if (empty($cache)) {
       ob_start();
     }
   }
-- 
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