Jo_Oker
Administrator
 |  Subject: login with email-Without db Sat May 18, 2013 7:14 pm | |
| _login.php - Code:
-
<?php
require('_login_users.php');
require('_login_class.php');
$login = new login_class;
$today_ts = strtotime("now");
$today_m = date('n', $today_ts);
$pass_login = FALSE;
$login->domain_code = $domain_code;
$login->today_ts = $today_ts;
$login->today_m = $today_m;
$login->users = $users;
$login->num_1 = $random_num_1;
$login->num_2 = $random_num_2;
$login->num_3 = $random_num_3;
if (!$login->verify_settings()) {
echo '<strong>Invalid Admin Settings for Login Script</strong><br />Check your settings and retry logging in';
exit();
}
if (isset($_COOKIE[$domain_code.'_uid']) && $_COOKIE[$domain_code.'_uid']!='' && isset($_COOKIE[$domain_code.'_cid']) && $_COOKIE[$domain_code.'_cid']!='') {
$key_uid = $login->cleanse_input($_COOKIE[$domain_code.'_uid']);
$key_cid = $login->cleanse_input($_COOKIE[$domain_code.'_cid']);
if (!$login->verify_login($key_uid, $key_cid)) {
$login->error_message = 'Login has expired';
} else {
$pass_login = TRUE;
}
}
if (!$pass_login) {
$need_login = TRUE;
if (isset($_POST['login'])) {
$login_user = $login->cleanse_input($_POST['username']);
if ($login->check_login($login_user)) {
$login->encryption_key($login_user);
$need_login = FALSE;
} else {
$login->error_message = 'Invalid login username';
$need_login = TRUE;
}
}
if ($need_login) {
require('_login_page.php');
exit();
}
}
?> _login_class.php - Code:
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<?php
class login_class {
var $domain_code = '';
var $today_ts = '';
var $today_m = '';
var $error_message = NULL;
var $users = '';
var $num_1 = '';
var $num_2 = '';
var $num_3 = '';
var $username = '';
function verify_settings () {
$verified = TRUE;
if ($this->num_1<1 || $this->num_1>500) $verified = FALSE;
elseif ($this->num_2<500 || $this->num_2>1000) $verified = FALSE;
elseif ($this->num_3<1 || $this->num_3>5) $verified = FALSE;
foreach ($this->users as $user => $pass) {
preg_match('/([^A-Za-z0-9-_\s\s+])/', $user, $user_result_{$user});
if (!empty($user_result_{$user})) $verified = FALSE;
}
return $verified;
}
function encryption_key ($user) {
$key_uid = $this->user_encryption($user);
$key_cid = $this->code_encryption($key_uid);
setcookie($this->domain_code.'_uid', $key_uid, time() + (86400 * 5));
setcookie($this->domain_code.'_cid', $key_cid, time() + (86400 * 5));
}
function user_encryption ($user) {
return md5($user);
}
function code_encryption ($key_cid, $encrypt = 1) {
if ($encrypt == 1) {
$key_code = preg_replace('/([^0-9+])/', '', $key_cid);
switch ($this->num_3) {
case 1:
$key_code = floor((($key_code + $this->num_2 + (($this->num_1 * 2) * $this->num_2)) / $this->num_1) / $this->num_2);
break;
case 2:
$key_code = ceil(((($this->num_2 + $this->num_1) * $this->num_1 + $key_code + $this->num_2 - (10 * $this->num_1)) / ($this->num_1 * 50))/100000000);
break;
case 3:
$key_code = floor((((($key_code - $this->num_2 + (($this->num_1 * 3) * $this->num_2)) + $this->num_1) / $this->num_2))/100000000);
break;
}
$key_code = substr($key_code, 0, 10);
return $key_code;
}
}
function check_login ($username) {
foreach ($this->users as $user) {
if ($username == $user) {
$this->username = $username;
return TRUE;
}
}
return FALSE;
}
function verify_login ($key_uid, $key_cid) {
if ($key_cid = $this->code_encryption($key_uid)) {
foreach ($this->users as $username => $password) {
if ($key_uid == $this->user_encryption($username)) {
$this->username = $username;
return TRUE;
}
}
}
return FALSE;
}
function error_login () {
if (isset($this->error_message)) {
echo '<span class="error">'.$this->error_message.'</span><br /><br />';
}
}
function cleanse_input($input) {
$input = trim($input);
if (get_magic_quotes_gpc()==1) {
} else {
$input = addslashes($input);
}
$input = htmlentities($input);
return $input;
}
}
?> _login_page.php - Code:
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<!DOCTYPE> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-2" /> <meta http-equiv="pragma" content="no-cache"> <title>#</title> <style type="text/css"> body{background-color:black} * { margin: 0; padding: 0; } .login_box { width: 220px; padding: 10px; border: 3px solid #CCC; font-family:Arial, Helvetica, sans-serif; font-size: 10px; margin: 100px auto 10px auto; } .login_title { font-size: 12px; font-weight: bold; color:white; } .login_text { font-size: 18px; font-weight: bold; color: white; } .login_input { width: 210px; padding: 5px; margin: 2px 0 2px 0; border: 1px solid #999; font-size: 16px; } .error { font-weight: bold; color: red; } </style> </head> <body> <form action="" method="post"> <div class="login_box"> <span class="login_title">Login yourself</span><br /> <?php $login->error_login(); ?> <span class="login_text">Email</span><br /> <input name="username" type="text" class="login_input" /><br /><br /> <div align="right"><input name="login" type="submit" value="Login" /></div> </div> </form> </body> </html> _login_users.php - Code:
-
<?php
$domain_code = 'website';
$random_num_1 = 20;
$random_num_2 = 565;
$random_num_3 = 3;
$users = array(
'somebody@hotmail.com',
'user2@gmail.com'
);
?> index.php - Code:
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<?php require('_login.php'); ?> <!DOCTYPE> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-2" /> <meta http-equiv="pragma" content="no-cache"> <title>#</title> <style> body{background-color:black} a:link,a:active,a:visited{color:red;text-decoration:none} code{background-color:red;} #welcome{color:white} #header{border:2px solid white;width:200px;text-align:center;float:left} #logout{float:right;border:2px solid white;width:50px;box-shadow:5px 5px 5px white} </style> </head> <body> <div id="header"> <div id="welcome">Welcome </div><div><code><?php echo $login->username; ?></code></div> </div> <div id="logout"> <a href="logout.php">Logout</a> </div> </body> </html> login.php - Code:
-
<?php
require('_login.php');
header("LOCATION: index.php");
?> logout.php - Code:
-
<?php
require('_login_users.php');
setcookie($domain_code.'_uid', '');
setcookie($domain_code.'_cid', '');
header("LOCATION: login.php");
?> Demo: Click to see. login emails:user1@hotmail.com/user2@gmail.com |
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