From 8b7cf8710c8cbb5e6db2bc57e05dffc7bfcf0681 Mon Sep 17 00:00:00 2001
From: marcus <marcus@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Thu, 19 Jun 2008 14:15:58 +0000
Subject: Fixes #55 : "Users online now" function

git-svn-id: https://code.elgg.org/elgg/trunk@998 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/users.php | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'engine/lib/users.php')

diff --git a/engine/lib/users.php b/engine/lib/users.php
index 51cb748c5..3bd87dbff 100644
--- a/engine/lib/users.php
+++ b/engine/lib/users.php
@@ -726,6 +726,29 @@
 		}
 		return false;
 	}
+	
+	/**
+	 * A function that returns a maximum of $limit users who have done something within the last 
+	 * $seconds seconds.
+	 *
+	 * @param int $seconds Number of seconds (default 600 = 10min)
+	 * @param int $limit Limit, default 10.
+	 * @param int $offset Offset, defualt 0.
+	 */
+	function find_active_users($seconds = 600, $limit = 10, $offset = 0)
+	{
+		global $CONFIG;
+		
+		$seconds = (int)$seconds;
+		$limit = (int)$limit;
+		$offset = (int)$offset;
+		
+		$time = time() - $seconds;
+		
+		$query = "SELECT * from {$CONFIG->dbprefix}entities where type='user' and time_updated>=$time order by time_updated desc limit $offset, $limit";
+		
+		return get_data($query, "entity_row_to_elggstar");
+	}
 	
 	/**
 	 * Registers a user, returning false if the username already exists
-- 
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