From d9e4bba015b7095673fe8d35315bff41bb1f6bcd Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@bah.spb.su>
Date: Mon, 19 May 2008 12:54:16 +0100
Subject: getAllCounters: add rate limit (5 sec)

---
 functions.php | 32 +++++++++++++++++---------------
 1 file changed, 17 insertions(+), 15 deletions(-)

diff --git a/functions.php b/functions.php
index 87932e954..48caab061 100644
--- a/functions.php
+++ b/functions.php
@@ -2199,26 +2199,28 @@
 	}
 
 	function getAllCounters($link, $omode = "flc", $active_feed = false) {
-/*		getLabelCounters($link);
-		getFeedCounters($link);
-		getTagCounters($link);
-		getGlobalCounters($link);
-		if (get_pref($link, 'ENABLE_FEED_CATS')) {
-			getCategoryCounters($link);
-		} */
 
-		if (!$omode) $omode = "flc";
+		/* getting all counters is a resource intensive operation, so we
+		 * rate limit it a little bit */
 
-		getGlobalCounters($link);
+		if (time() - $_SESSION["get_all_counters_stamp"] > 5) {
 
-		if (strchr($omode, "l")) getLabelCounters($link);
-		if (strchr($omode, "f")) getFeedCounters($link, SMART_RPC_COUNTERS, $active_feed);
-		if (strchr($omode, "t")) getTagCounters($link);
-		if (strchr($omode, "c")) {			
-			if (get_pref($link, 'ENABLE_FEED_CATS')) {
-				getCategoryCounters($link);
+			if (!$omode) $omode = "flc";
+	
+			getGlobalCounters($link);
+	
+			if (strchr($omode, "l")) getLabelCounters($link);
+			if (strchr($omode, "f")) getFeedCounters($link, SMART_RPC_COUNTERS, $active_feed);
+			if (strchr($omode, "t")) getTagCounters($link);
+			if (strchr($omode, "c")) {			
+				if (get_pref($link, 'ENABLE_FEED_CATS')) {
+					getCategoryCounters($link);
+				}
 			}
+
+			$_SESSION["get_all_counters_stamp"] = time();
 		}
+
 	}	
 
 	function getCategoryCounters($link) {
-- 
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