Change voter IP to an unsigned integer for speed.

DesignSurvey/Voter.php

@@ -14,7 +14,7 @@ class DesignSurvey_Voter extends DB_DataObject
     var $audience_id;                     // int(11)  
     var $age_group_id;                    // int(11)  
     var $gender;                          // string(1)  
-    var $ip;                              // string(15)  not_null
+    var $ip;                              // int(32)  not_null
     var $step;                            // int(10)  unsigned
     var $prototype_order;                 // blob(16777215)  blob
     var $viewport;                        // string(50)

DesignSurvey/designsurvey.ini

@@ -99,9 +99,10 @@ id = 129
 audience_id = 1
 age_group_id = 1
 gender = 2
-ip = 130
+ip = 129
 step = 1
 prototype_order = 66
+viewport = 130
 submitdatetime = 14
 
 [voter__keys]

database/designsurvey.sql

@@ -209,11 +209,12 @@ CREATE TABLE IF NOT EXISTS `voter` (
   `audience_id` int(11) default NULL,
   `age_group_id` int(11) default NULL,
   `gender` char(1) default NULL,
-  `ip` varchar(15) NOT NULL default '',
+  `ip` int(32) unsigned NOT NULL,
   `step` int(10) unsigned default NULL,
   `prototype_order` mediumtext,
   `viewport` varchar(50) default NULL,
   `submitdatetime` datetime default NULL,
   PRIMARY KEY  (`id`),
   KEY `ip` (`ip`)
-) ENGINE=MyISAM  DEFAULT CHARSET=latin1;
+) ENGINE=MyISAM  DEFAULT CHARSET=latin1 AUTO_INCREMENT=4 ;
+

functions.php

@@ -51,7 +51,7 @@ class Voting_System
     function initializeVoter()
     {
         $options = &PEAR::getStaticProperty('DB_DataObject', 'options');
-        $this->voter->ip = $_SERVER['REMOTE_ADDR'];
+        $this->voter->ip = ip2long($_SERVER['REMOTE_ADDR']);
         $this->voter->step = START;
         $this->voter->submitdatetime = date('Y-m-d H:i:s');
         if (isset($_GET['at'])) {
@@ -133,7 +133,7 @@ class Voting_System
         if (isset($_SESSION['voter_id']) && $this->voter->get($_SESSION['voter_id'])) {
             $found = true;
         } elseif (!in_array($_SERVER['REMOTE_ADDR'], $sharedIPs)) {
-            $this->voter->ip = $_SERVER['REMOTE_ADDR'];
+            $this->voter->ip = ip2long($_SERVER['REMOTE_ADDR']);
             if ($this->voter->find() && $this->voter->fetch()) {
                 $found = true;
                 $_SESSION['voter_id'] = $this->getVoterId();