Free PHP Scripts, SEO tools and tutorials - Sim.PHP

Simple users online class (SimOnline)

Download:

SimOnline v1.1

Demo:

http://www.free-midi.org

Price:

Free. If you like this script, please view my small Amazon Wish List. I will also give free tech support to those who donate :)

Description:

This very simple class enables you to track number of visitors online in an easy and accurate manner.

Main features include:

Automatic insertion of new user
Automatic database cleanup
Check if user is coming behind proxy server (this helps in script accuracy)
Display of users online
Error reporting

Version history:

v1.1 July 28, 2005
v1.0 December 21, 2003

Requirements:

PHP
MySQL

Installation:

Execute these queries on your database:


<?php

CREATE TABLE `useronline` (

  `id` int(10) NOT NULL auto_increment,

  `ip` varchar(15) NOT NULL default '',

  `timestamp` varchar(15) NOT NULL default '',

  PRIMARY KEY (`id`),

  UNIQUE KEY `id`(`id`)

) TYPE=MyISAM COMMENT='' AUTO_INCREMENT=1 ;

?>

Set up database connection parameters. If you don't know how, check our simple MySQL database connection tutorial.

Paste this code on page where you wish your number of users online to appear (example use):


<?php

 include_once ("usersOnline.class.php");

$visitors_online = new usersOnline();



if (count($visitors_online->error) == 0) {



    if ($visitors_online->count_users() == 1) {

        echo "There is " . $visitors_online->count_users() . " visitor online";

    }

    else {

        echo "There are " . $visitors_online->count_users() . " visitors online";

    }

}

else {

    echo "<b>Users online class errors:</b><br /><ul>\r\n";

    for ($i = 0; $i < count($visitors_online->error); $i ++ ) {

        echo "<li>" . $visitors_online->error[$i] . "</li>\r\n";

    }

    echo "</ul>\r\n";



}

?>

Thats it. Enjoy and send me your comments.

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