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<?php
/**
* $Horde: horde/login.php,v 2.175.2.11 2006/01/16 15:57:53 jan Exp $
*
* Copyright 1999-2006 Charles J. Hagenbuch <chuck@horde.org>
* Copyright 1999-2006 Jon Parise <jon@horde.org>
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
*/
@define('AUTH_HANDLER', true);
@define('HORDE_BASE', dirname(__FILE__));
require_once HORDE_BASE . '/lib/base.php';
require_once 'Horde/Menu.php';
require_once 'Horde/Secret.php';
/* Initialize the Auth credentials key. */
Secret::setKey('auth');
/* Get an Auth object. */
$auth = &Auth::singleton($conf['auth']['driver']);
if (is_a($auth, 'PEAR_Error')) {
Horde::fatal($auth, __FILE__, __LINE__);
}
/* Get parameters. */
$logout_reason = $auth->getLogoutReason();
$url_param = Util::getFormData('url');
$ie_version = Util::getFormData('ie_version');
if ($logout_reason) {
$login_screen = $auth->getLoginScreen();
if (Util::getFormData('nosidebar') &&
isset($GLOBALS['notification'])) {
$url = Auth::addLogoutParameters($login_screen);
if ($url_param) {
$url = Util::addParameter($url, 'url', $url_param);
}
$notification->push('window.parent.location.href = \'' . $url . '\';', 'javascript');
echo '<html><body>' . $GLOBALS['notification']->notify(array('listeners' => array('javascript'))) . '</body></html>';
exit;
}
if (Util::removeParameter($login_screen, array('url', 'nocache')) !=
Util::removeParameter(Horde::selfUrl(false, false, true), array('url', 'nocache'))) {
$url = Auth::addLogoutParameters($login_screen);
if ($url_param) {
$url = Util::addParameter($url, 'url', $url_param);
}
header('Location: ' . $url);
exit;
}
$language = isset($prefs) ? $prefs->getValue('language') : NLS::select();
$entry = sprintf('User %s [%s] logged out of Horde',
Auth::getAuth(), $_SERVER['REMOTE_ADDR']);
Horde::logMessage($entry, __FILE__, __LINE__, PEAR_LOG_NOTICE);
Auth::clearAuth();
@session_destroy();
/* Redirect the user on logout if redirection is enabled. */
if (!empty($conf['auth']['redirect_on_logout'])) {
$logout_url = $conf['auth']['redirect_on_logout'];
if (!isset($_COOKIE[session_name()])) {
$logout_url = Util::addParameter($logout_url, session_name(), session_id());
}
header('Location: ' . $logout_url);
exit;
}
Horde::setupSessionHandler();
@session_start();
NLS::setLang($language);
/* Hook to preselect the correct language in the widget. */
$_GET['new_lang'] = $language;
}
if (isset($_POST['horde_user']) && isset($_POST['horde_pass'])) {
/* Destroy any existing session on login and make sure to use a
* new session ID, to avoid session fixation issues. */
Horde::getCleanSession();
if ($auth->authenticate(Util::getPost('horde_user'),
array('password' => Util::getPost('horde_pass')))) {
$entry = sprintf('Login success for %s [%s] to Horde',
Auth::getAuth(), $_SERVER['REMOTE_ADDR']);
Horde::logMessage($entry, __FILE__, __LINE__, PEAR_LOG_NOTICE);
if ($ie_version) {
$browser->setIEVersion($ie_version);
}
if ($url_param) {
$url = Horde::url(Util::removeParameter($url_param, session_name()), true);
$horde_url = $registry->get('webroot', 'horde') . '/index.php';
$horde_url = Util::addParameter($horde_url, 'url', $url);
} else {
$horde_url = Horde::url($registry->get('webroot', 'horde') . '/index.php');
}
$url = Horde::applicationUrl($horde_url, true);
if ($browser->isBrowser('msie') &&
$conf['use_ssl'] == 3 &&
strlen($url) < 160) {
header('Refresh: 0; URL=' . $url);
} else {
header('Location: ' . $url);
}
exit;
} else {
$entry = sprintf('FAILED LOGIN for %s [%s] to Horde',
Util::getFormData('horde_user'), $_SERVER['REMOTE_ADDR']);
Horde::logMessage($entry, __FILE__, __LINE__, PEAR_LOG_ERR);
if ($conf['menu']['always']) {
$main_page = Util::addParameter(Horde::selfUrl(), 'reason', $auth->getLogoutReasonString());
if ($browser->hasQuirk('scrollbar_in_way')) {
$scrollbar = 'yes';
} else {
$scrollbar = 'auto';
}
require HORDE_TEMPLATES . '/index/frames_index.inc';
exit;
}
}
}
if (Auth::getAuth()) {
if ($browser->isMobile()) {
$url = 'services/portal/mobile.php';
} else {
$url = 'services/portal/index.php';
}
require HORDE_BASE . '/' . $url;
exit;
}
/* Try transparent authentication. */
if (Auth::isAuthenticated()) {
require HORDE_BASE . '/index.php';
exit;
}
/* Redirect the user if an alternate login page has been specified. */
if (!empty($conf['auth']['alternate_login'])) {
$url = Auth::addLogoutParameters($conf['auth']['alternate_login']);
if (!isset($_COOKIE[session_name()])) {
$url = Util::addParameter($url, session_name(), session_id(), false);
}
if ($url_param) {
$url = Util::addParameter($url, 'url', $url_param, false);
}
header('Location: ' . $url);
exit;
}
$login_screen = $auth->_getLoginScreen();
if (Util::removeParameter($login_screen, array('url', 'nocache')) !=
Horde::selfUrl(false, false, true)) {
if ($url_param) {
$login_screen = Util::addParameter($login_screen, 'url', $url_param, false);
}
if ($ie_version) {
$login_screen = Util::addParameter($login_screen, 'ie_version', $ie_version, false);
}
header('Location: ' . $login_screen);
exit;
}
if ($browser->isMobile()) {
require_once 'Horde/Mobile.php';
require HORDE_TEMPLATES . '/login/mobile.inc';
exit;
}
/* Build the <select> widget containing the available languages. */
if (!$prefs->isLocked('language')) {
$_SESSION['horde_language'] = NLS::select();
$langs = '<select name="new_lang" onchange="selectLang()">';
foreach ($nls['languages'] as $key => $val) {
$sel = ($key == $_SESSION['horde_language']) ? ' selected="selected"' : '';
$langs .= "<option value=\"$key\"$sel>$val</option>";
}
$langs .= '</select>';
}
$title = _("Log in");
$notification->push('setFocus()', 'javascript');
if ($logout_reason && $conf['menu']['always']) {
$notification->push('if (window.parent.frames.horde_menu) window.parent.frames.horde_menu.location.href = \'' . Horde::applicationUrl('services/portal/sidebar.php') . '\';', 'javascript');
}
$reason = $auth->getLogoutReasonString();
/* Add some javascript. */
Horde::addScriptFile('enter_key_trap.js', 'horde', true);
/* Do we need to do IE version detection? */
if (($browser->getBrowser() == 'msie') && ($browser->getMajor() >= 5)) {
$ie_clientcaps = true;
}
require HORDE_TEMPLATES . '/common-header.inc';
require HORDE_TEMPLATES . '/login/login.inc';
require HORDE_TEMPLATES . '/common-footer.inc';
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