Knah-Tsaeb/MyShaarli
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Only verify login state at the beginning of the request.

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Moved login check into a function
This commit is contained in:
Florian Eula 2014-12-25 14:00:50 +01:00 committed by Florian Eula
parent e49de55ab1
commit ff69d87ed9
1 changed files with 57 additions and 22 deletions
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79
index.php
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@ -113,6 +113,53 @@ function stripslashes_deep($value) { $value = is_array($value) ? array_map('stri
autoLocale(); // Sniff browser language and set date format accordingly.
header('Content-Type: text/html; charset=utf-8'); // We use UTF-8 for proper international characters handling.
//==================================================================================================
// Checking session state (i.e. is the user still logged in)
//==================================================================================================
function setup_login_state() {
$userIsLoggedIn = false; // By default, we do not consider the user as logged in;
$loginFailure = false; // If set to true, every attempt to authenticate the user will fail. This indicates that an important condition isn't met.
if ($GLOBALS['config']['OPEN_SHAARLI']) {
$userIsLoggedIn = true;
}
if (!isset($GLOBALS['login'])) {
$userIsLoggedIn = false; // Shaarli is not configured yet.
$loginFailure = true;
}
if (isset($_COOKIE['shaarli_staySignedIn']) &&
$_COOKIE['shaarli_staySignedIn']===STAY_SIGNED_IN_TOKEN &&
!$loginFailure)
{
fillSessionInfo();
$userIsLoggedIn = true;
}
// If session does not exist on server side, or IP address has changed, or session has expired, logout.
if (empty($_SESSION['uid']) ||
($GLOBALS['disablesessionprotection']==false && $_SESSION['ip']!=allIPs()) ||
time() >= $_SESSION['expires_on'])
{
logout();
$userIsLoggedIn = false;
$loginFailure = true;
}
if (!empty($_SESSION['longlastingsession'])) {
$_SESSION['expires_on']=time()+$_SESSION['longlastingsession']; // In case of "Stay signed in" checked.
}
else {
$_SESSION['expires_on']=time()+INACTIVITY_TIMEOUT; // Standard session expiration date.
}
if (!$loginFailure) {
$userIsLoggedIn = true;
}
return $userIsLoggedIn;
}
//==================================================================================================
$userIsLoggedIn = setup_login_state();
//==================================================================================================
//==================================================================================================
// Check PHP version
function checkphpversion()
{
@ -316,30 +363,19 @@ function check_auth($login,$password)
// Returns true if the user is logged in.
function isLoggedIn()
{
if ($GLOBALS['config']['OPEN_SHAARLI']) return true;
if (!isset($GLOBALS['login'])) return false; // Shaarli is not configured yet.
if (@$_COOKIE['shaarli_staySignedIn']===STAY_SIGNED_IN_TOKEN)
{
fillSessionInfo();
return true;
}
// If session does not exist on server side, or IP address has changed, or session has expired, logout.
if (empty($_SESSION['uid']) || ($GLOBALS['disablesessionprotection']==false && $_SESSION['ip']!=allIPs()) || time()>=$_SESSION['expires_on'])
{
logout();
return false;
}
if (!empty($_SESSION['longlastingsession'])) $_SESSION['expires_on']=time()+$_SESSION['longlastingsession']; // In case of "Stay signed in" checked.
else $_SESSION['expires_on']=time()+INACTIVITY_TIMEOUT; // Standard session expiration date.
return true;
global $userIsLoggedIn;
return $userIsLoggedIn;
}
// Force logout.
function logout() { if (isset($_SESSION)) { unset($_SESSION['uid']); unset($_SESSION['ip']); unset($_SESSION['username']); unset($_SESSION['privateonly']); }
setcookie('shaarli_staySignedIn', FALSE, 0, WEB_PATH);
function logout() {
if (isset($_SESSION)) {
unset($_SESSION['uid']);
unset($_SESSION['ip']);
unset($_SESSION['username']);
unset($_SESSION['privateonly']);
}
setcookie('shaarli_staySignedIn', FALSE, 0, WEB_PATH);
}
@ -2074,7 +2110,6 @@ function thumbnail($url,$href=false)
return $html;
}
// Returns the HTML code to display a thumbnail for a link
// for the picture wall (using lazy image loading)
// Understands various services (youtube.com...)