diff -r eb92dc5d9fb4 -r e2f6e3af9959 statsincludes/stats_core.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/statsincludes/stats_core.php	Sat Nov 15 15:00:52 2008 -0500
@@ -0,0 +1,85 @@
+<?php
+
+$stats_anonymize_list = array();
+
+eb_hook('startup_early', 'stats_core_cache_anons();');
+
+function stats_core_cache_anons()
+{
+  global $stats_anonymize_list;
+  if ( $q = eb_mysql_query('SELECT nick FROM stats_anon;') )
+  {
+    while ( $row = mysql_fetch_assoc($q) )
+    {
+      $stats_anonymize_list[] = $row['nick'];
+    }
+  }
+}
+
+function stats_log_message($channel, $nick, $timestamp)
+{
+  // anonymize message?
+  global $stats_anonymize_list;
+  if ( in_array($nick, $stats_anonymize_list) )
+  {
+    $nick = 'Anonymous';
+  }
+  
+  $channel = db_escape($channel);
+  $nick = db_escape($nick);
+  $sql = 'INSERT INTO stats_messages(channel, nick, time) ' . "VALUES('$channel', '$nick', " . intval($timestamp) . ");";
+  eb_mysql_query($sql);
+}
+
+function stats_anonymize_user_now($nick)
+{
+  global $stats_anonymize_list;
+  // anonymize list is cached in RAM
+  if ( in_array($nick, $stats_anonymize_list) )
+  {
+    return false;
+  }
+  
+  $stats_anonymize_list[] = $nick;
+  
+  $nick = db_escape($nick);
+  eb_mysql_query("INSERT INTO stats_anon(nick) VALUES('$nick');");
+  
+  return true;
+}
+
+function stats_anonymize_user_past($nick)
+{
+  global $stats_anonymize_list;
+  if ( !in_array($nick, $stats_anonymize_list) )
+  {
+    return false;
+  }
+  
+  $nick = db_escape($nick);
+  eb_mysql_query("UPDATE stats_messages SET nick = 'Anonymous' WHERE nick = '$nick';");
+  return true;
+}
+
+function stats_denonymize_user($nick)
+{
+  global $stats_anonymize_list;
+  if ( !in_array($nick, $stats_anonymize_list) )
+  {
+    return false;
+  }
+  
+  $nick = db_escape($nick);
+  eb_mysql_query("DELETE FROM stats_anon WHERE nick = '$nick';");
+  
+  unset($stats_anonymize_list[ array_search($nick, $stats_anonymize_list) ]);
+  return true;
+}
+
+function stats_del_user($chan, $nick)
+{
+  $chan = db_escape($chan);
+  $nick = db_escape($nick);
+  eb_mysql_query("DELETE FROM stats_messages WHERE channel = '$chan' AND nick = '$nick';");
+}
+