/**
* Get the visitor's id (using a tracking cookie)
*
* @return string
*/
public static function getVisitorId()
{
// check if tracking id is fetched already
if (self::$visitorId !== null) {
return self::$visitorId;
}
// get/init tracking identifier
self::$visitorId = CommonCookie::exists('track') ? (string) CommonCookie::get('track') : md5(uniqid() . SpoonSession::getSessionId());
// set/prolong tracking cookie
CommonCookie::set('track', self::$visitorId, 86400 * 365);
return self::getVisitorId();
}
/**
* Check if a profile is loggedin.
*
* @return bool
*/
public static function isLoggedIn()
{
// profile object exist? (this means the session/cookie checks have already happened in the current request and we cached the profile)
if (isset(self::$profile)) {
return true;
} elseif (SpoonSession::exists('frontend_profile_logged_in') && SpoonSession::get('frontend_profile_logged_in') === true) {
// get session id
$sessionId = SpoonSession::getSessionId();
// get profile id
$profileId = (int) FrontendModel::getDB()->getVar('SELECT p.id
FROM profiles AS p
INNER JOIN profiles_sessions AS ps ON ps.profile_id = p.id
WHERE ps.session_id = ?', (string) $sessionId);
// valid profile id
if ($profileId !== 0) {
// update session date
FrontendModel::getDB(true)->update('profiles_sessions', array('date' => FrontendModel::getUTCDate()), 'session_id = ?', $sessionId);
// new user object
self::$profile = new FrontendProfilesProfile($profileId);
// logged in
return true;
} else {
SpoonSession::set('frontend_profile_logged_in', false);
}
} elseif (CommonCookie::exists('frontend_profile_secret_key') && CommonCookie::get('frontend_profile_secret_key') != '') {
// secret
$secret = (string) CommonCookie::get('frontend_profile_secret_key');
// get profile id
$profileId = (int) FrontendModel::getDB()->getVar('SELECT p.id
FROM profiles AS p
INNER JOIN profiles_sessions AS ps ON ps.profile_id = p.id
WHERE ps.secret_key = ?', $secret);
// valid profile id
if ($profileId !== 0) {
// get new secret key
$profileSecret = FrontendProfilesModel::getEncryptedString(SpoonSession::getSessionId(), FrontendProfilesModel::getRandomString());
// update session record
FrontendModel::getDB(true)->update('profiles_sessions', array('session_id' => SpoonSession::getSessionId(), 'secret_key' => $profileSecret, 'date' => FrontendModel::getUTCDate()), 'secret_key = ?', $secret);
// set new cookie
CommonCookie::set('frontend_profile_secret_key', $profileSecret);
// set is_logged_in to true
SpoonSession::set('frontend_profile_logged_in', true);
// update last login
FrontendProfilesModel::update($profileId, array('last_login' => FrontendModel::getUTCDate()));
// new user object
self::$profile = new FrontendProfilesProfile($profileId);
// logged in
return true;
} else {
CommonCookie::delete('frontend_profile_secret_key');
}
}
// no one is logged in
return false;
}
/**
* Load the form
*/
private function loadForm()
{
// create form
$this->frm = new FrontendForm('commentsForm');
$this->frm->setAction($this->frm->getAction() . '#' . FL::act('Comment'));
// init vars
$author = CommonCookie::exists('comment_author') ? CommonCookie::get('comment_author') : null;
$email = CommonCookie::exists('comment_email') && SpoonFilter::isEmail(CommonCookie::get('comment_email')) ? CommonCookie::get('comment_email') : null;
$website = CommonCookie::exists('comment_website') && SpoonFilter::isURL(CommonCookie::get('comment_website')) ? CommonCookie::get('comment_website') : 'http://';
// create elements
$this->frm->addText('author', $author);
$this->frm->addText('email', $email);
$this->frm->addText('website', $website, null);
$this->frm->addTextarea('message');
}
/**
* Process the querystring
*/
private function processQueryString()
{
// store the querystring local, so we don't alter it.
$queryString = $this->getQueryString();
// fix GET-parameters
$getChunks = explode('?', $queryString);
// are there GET-parameters
if (isset($getChunks[1])) {
// get key-value pairs
$get = explode('&', $getChunks[1]);
// remove from querystring
$queryString = str_replace('?' . $getChunks[1], '', $this->getQueryString());
// loop pairs
foreach ($get as $getItem) {
// get key and value
$getChunks = explode('=', $getItem, 2);
// key available?
if (isset($getChunks[0])) {
// reset in $_GET
$_GET[$getChunks[0]] = isset($getChunks[1]) ? (string) $getChunks[1] : '';
// add into parameters
if (isset($getChunks[1])) {
$this->parameters[(string) $getChunks[0]] = (string) $getChunks[1];
}
}
}
}
// split into chunks
$chunks = (array) explode('/', $queryString);
// single language
if (!SITE_MULTILANGUAGE) {
// set language id
$language = FrontendModel::getModuleSetting('core', 'default_language', SITE_DEFAULT_LANGUAGE);
} else {
// default value
$mustRedirect = false;
// get possible languages
$possibleLanguages = (array) FrontendLanguage::getActiveLanguages();
$redirectLanguages = (array) FrontendLanguage::getRedirectLanguages();
// the language is present in the URL
if (isset($chunks[0]) && in_array($chunks[0], $possibleLanguages)) {
// define language
$language = (string) $chunks[0];
// try to set a cookie with the language
try {
// set cookie
CommonCookie::set('frontend_language', $language);
} catch (SpoonCookieException $e) {
// settings cookies isn't allowed, because this isn't a real problem we ignore the exception
}
// set sessions
SpoonSession::set('frontend_language', $language);
// remove the language part
array_shift($chunks);
} elseif (CommonCookie::exists('frontend_language') && in_array(CommonCookie::get('frontend_language'), $redirectLanguages)) {
// set languageId
$language = (string) CommonCookie::get('frontend_language');
// redirect is needed
$mustRedirect = true;
} else {
// set languageId & abbreviation
$language = FrontendLanguage::getBrowserLanguage();
// try to set a cookie with the language
try {
// set cookie
CommonCookie::set('frontend_language', $language);
} catch (SpoonCookieException $e) {
// settings cookies isn't allowed, because this isn't a real problem we ignore the exception
}
// redirect is needed
$mustRedirect = true;
}
// redirect is required
if ($mustRedirect) {
// build URL
$URL = rtrim('/' . $language . '/' . $this->getQueryString(), '/');
// set header & redirect
SpoonHTTP::redirect($URL, 301);
}
}
// define the language
define('FRONTEND_LANGUAGE', $language);
// sets the localefile
FrontendLanguage::setLocale($language);
// list of pageIds & their full URL
$keys = FrontendNavigation::getKeys();
// full URL
$URL = implode('/', $chunks);
$startURL = $URL;
// loop until we find the URL in the list of pages
while (!in_array($URL, $keys)) {
// remove the last chunk
array_pop($chunks);
// redefine the URL
$URL = implode('/', $chunks);
}
// remove language from querystring
if (SITE_MULTILANGUAGE) {
$queryString = trim(substr($queryString, strlen($language)), '/');
}
// if it's the homepage AND parameters were given (not allowed!)
if ($URL == '' && $queryString != '') {
// get 404 URL
$URL = FrontendNavigation::getURL(404);
// remove language
if (SITE_MULTILANGUAGE) {
$URL = str_replace('/' . $language, '', $URL);
}
}
// set pages
$URL = trim($URL, '/');
// currently not in the homepage
if ($URL != '') {
// explode in pages
$pages = explode('/', $URL);
// reset pages
$this->setPages($pages);
// reset parameters
$this->setParameters(array());
}
// set parameters
$parameters = trim(substr($startURL, strlen($URL)), '/');
// has at least one parameter
if ($parameters != '') {
// parameters will be separated by /
$parameters = explode('/', $parameters);
// set parameters
$this->setParameters($parameters);
}
// pageId, parentId & depth
$pageId = FrontendNavigation::getPageId(implode('/', $this->getPages()));
$pageInfo = FrontendNavigation::getPageInfo($pageId);
// invalid page, or parameters but no extra
if ($pageInfo === false || !empty($parameters) && !$pageInfo['has_extra']) {
// get 404 URL
$URL = FrontendNavigation::getURL(404);
// remove language
if (SITE_MULTILANGUAGE) {
$URL = trim(str_replace('/' . $language, '', $URL), '/');
}
// currently not in the homepage
if ($URL != '') {
// explode in pages
$pages = explode('/', $URL);
// reset pages
$this->setPages($pages);
// reset parameters
$this->setParameters(array());
}
}
// is this an internal redirect?
if (isset($pageInfo['redirect_page_id']) && $pageInfo['redirect_page_id'] != '') {
// get url for item
$newPageURL = FrontendNavigation::getURL((int) $pageInfo['redirect_page_id']);
$errorURL = FrontendNavigation::getURL(404);
// not an error?
if ($newPageURL != $errorURL) {
// redirect
SpoonHTTP::redirect($newPageURL, $pageInfo['redirect_code']);
}
}
// is this an external redirect?
if (isset($pageInfo['redirect_url']) && $pageInfo['redirect_url'] != '') {
// redirect
SpoonHTTP::redirect($pageInfo['redirect_url'], $pageInfo['redirect_code']);
}
}
