1 files changed, 18 insertions, 1 deletions

diff --git a/linden/indra/newview/llgroupmgr.cpp b/linden/indra/newview/llgroupmgr.cpp
index 30b7cbd..1a04ae5 100644
--- a/linden/indra/newview/llgroupmgr.cpp
+++ b/linden/indra/newview/llgroupmgr.cpp
@@ -4,7 +4,7 @@
  *
  * $LicenseInfo:firstyear=2004&license=viewergpl$
  * 
- * Copyright (c) 2004-2008, Linden Research, Inc.
+ * Copyright (c) 2004-2009, Linden Research, Inc.
  * 
  * Second Life Viewer Source Code
  * The source code in this file ("Source Code") is provided by Linden Lab
@@ -52,6 +52,7 @@
 #include "llfloaterdirectory.h"
 #include "llfloatergroupinfo.h"
 #include "lluictrlfactory.h"
+#include <boost/regex.hpp>
 
 
 const U32 MAX_CACHED_GROUPS = 10;
@@ -791,6 +792,20 @@ LLGroupMgrGroupData* LLGroupMgr::getGroupData(const LLUUID& id)
         return NULL;
 }
 
+// Helper function for LLGroupMgr::processGroupMembersReply
+// This reformats date strings from MM/DD/YYYY to YYYY/MM/DD ( e.g. 1/27/2008 -> 2008/1/27 )
+// so that the sorter can sort by year before month before day.
+static void formatDateString(std::string &date_string)
+{
+        using namespace boost;
+        cmatch result;
+        const regex expression("([0-9]{1,2})/([0-9]{1,2})/([0-9]{4})");
+        if (regex_match(date_string.c_str(), result, expression))
+        {
+                date_string = result[3]+"/"+result[1]+"/"+result[2];
+        }
+}
+
 // static
 void LLGroupMgr::processGroupMembersReply(LLMessageSystem* msg, void** data)
 {
@@ -840,6 +855,8 @@ void LLGroupMgr::processGroupMembersReply(LLMessageSystem* msg, void** data)
 
                         if (member_id.notNull())
                         {
+                                formatDateString(online_status); // reformat for sorting, e.g. 12/25/2008 -> 2008/12/25
+                                
                                 //llinfos << "Member " << member_id << " has powers " << std::hex << agent_powers << std::dec << llendl;
                                 LLGroupMemberData* newdata = new LLGroupMemberData(member_id, 
                                                                                                                                         contribution,