PHP Classes

File: userchecker.example.php

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  Classes of Jon Gjengset   User Checker   userchecker.example.php   Download  
File: userchecker.example.php
Role: Example script
Content type: text/plain
Description: Simple example of usage
Class: User Checker
Authenticate users with records in a MySQL table
Author: By
Last change: Proper revision
Date: 17 years ago
Size: 1,552 bytes
 

Contents

Class file image Download
<?php
/*
Available functions:
    function __construct($user, $pass, $passcheck = 'md5', $session = FALSE)
    function set_db_connection($serveraddr, $serveruser, $serverpass, $serverdbname)
    function set_table($dbtable)
    function set_fields($userfield, $passfield)
    function validate()
    function print_query()
    function get_user_info()
*/
error_reporting(E_ALL);
include(
'userchecker.class.php');

//Get user data
$username = $_POST['username'];
$password = $_POST['password'];

//Set MySQL information
$serveraddr = '127.0.0.1';
$serveruser = 'root';
$serverpass = 'toor';
$serverdbname = 'users';

//Start session (not needed as the script will do it itself if no session is present)
session_start();

//Username and password can be passed directly as the class takes care of injection attempts
//Remember to set the connection information using set_db_connection()!
$user = new User($username, $password, 'md5');
$user->set_db_connection($serveraddr, $serveruser, $serverpass, $serverdbname);
$user->set_table("users");
$user->set_fields('username', 'passwordhash');

//Start output
?>
<html>
<head>
<title>Simple login page</title>
</head>
<body>
<?php

if ($user->validate())
{
    echo
"Congratulations, your credentials have been accepted!";
}
else if (
$user->validate() < 1 || empty($username) || empty($password))
{
   
?><form action="" method="post"><input type="text" name="username" /><input type="password" name="password" /><input type="submit" value="Login" /></form><?php
}
?>
</body>
</html>