<?php
;namespace KevinMuret\HttpAuth
;define('HTTPAUTHDIR', '../httpauth/src')
;require_once HTTPAUTHDIR."/Digest.php"
;
class HttpAuth extends Digest {
// List of users and passowrds
private $users_pwds = array(
'test' => 'foobar'
)
;
// Method to check if user has been already logged are not ?
// (Bypass the call to ->getSecret())
public function isLogged(){
;return array_key_exists('logged', $_SESSION)
;
}
// Method to fetch secret token (according given Digest parameters)
public function getSecret($digest){
// Check that username is not empty and exists
;return ($username = $digest['username']) && array_key_exists($username, $this->users_pwds)
// For example this generate the secret token to be stored in secured application.
? $this->createSecret($username, $this->users_pwds[$username]) : null
;
}
}
// Start session before instanciate because ->isLogged() wil be called at this time
;session_name("SDIGESTID")
;session_start()
// If authorization already started ('nonce' value must be re-used)
;if (array_key_exists('auth_nonce', $_SESSION))
$auth = new HttpAuth(null, $_SESSION['auth_nonce'], $_SESSION['auth_secret'])
// If not initalize session variables with a generated 'nonce' value
;else if ($auth = new HttpAuth())
// Should be completely reseted (ex: in case of others methods elsewhere on the same domain)
$_SESSION = array('auth_nonce' => $auth->nonce(), 'auth_secret' => null)
// Check authentication status
;switch ($auth->status){
case $auth::NOTLOGGED:
// Make sure there is no bypass to this login system
;if (array_key_exists('logged', $_SESSION))
unset($_SESSION['logged'])
// Ask for autorization (HTTP Code: 401)
;$auth->ask()
;break
;
case $auth::JUSTLOGGED:
// Login were just made !
;$_SESSION['logged'] = $_SERVER['REQUEST_TIME']
;$_SESSION['auth_secret'] = $auth->secret()
;
case $auth::LOGGED:// Or previously logged !
;echo "Logged successfully !"
;break
;
case $auth::FAILED:
default:
;session_destroy()// Keep temporary files cleaner
// 401 Code needed for re-asking password (keeping the parameters)
;http_response_code(401)
;echo "Login failed !"
;break
;
}
;
|
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