/**
* Support method for init() -- figure out which theme option is active.
*
* @param Request $request Request object (for obtaining user parameters).
*
* @return string
*/
protected function pickTheme(Request $request)
{
// Load standard configuration options:
$standardTheme = $this->config->theme;
$mobileTheme = $this->mobile->enabled() ? $this->config->mobile_theme : false;
// Find out if the user has a saved preference in the POST, URL or cookies:
$selectedUI = $request->getPost()->get('ui', $request->getQuery()->get('ui', isset($request->getCookie()->ui) ? $request->getCookie()->ui : null));
if (empty($selectedUI)) {
$selectedUI = $mobileTheme && $this->mobile->detect() ? 'mobile' : 'standard';
}
// Save the current setting to a cookie so it persists:
$this->cookieManager->set('ui', $selectedUI);
// Do we have a valid mobile selection?
if ($mobileTheme && $selectedUI == 'mobile') {
return $mobileTheme;
}
// Do we have a non-standard selection?
if ($selectedUI != 'standard' && isset($this->config->alternate_themes)) {
// Check the alternate theme settings for a match:
$parts = explode(',', $this->config->alternate_themes);
foreach ($parts as $part) {
$subparts = explode(':', $part);
if (trim($subparts[0]) == trim($selectedUI) && isset($subparts[1]) && !empty($subparts[1])) {
return $subparts[1];
}
}
}
// If we got this far, we either have a standard option or the user chose
// an invalid non-standard option; either way, we need to default to the
// standard theme:
return $standardTheme;
}
/**
* Save the state of the cart. This implementation uses cookie
* so the cart contents can be manipulated on the client side as well.
*
* @return void
*/
protected function save()
{
$sources = [];
$ids = [];
foreach ($this->items as $item) {
// Break apart the source and the ID:
list($source, $id) = explode('|', $item, 2);
// Add the source to the source array if it is not already there:
$sourceIndex = array_search($source, $sources);
if ($sourceIndex === false) {
$sourceIndex = count($sources);
$sources[$sourceIndex] = $source;
}
// Encode the source into the ID as a single character:
$ids[] = chr(65 + $sourceIndex) . $id;
}
// Save the cookies:
$cookie = implode(self::CART_COOKIE_DELIM, $ids);
$this->cookieManager->set(self::CART_COOKIE, $cookie, 0);
$srcCookie = implode(self::CART_COOKIE_DELIM, $sources);
$this->cookieManager->set(self::CART_COOKIE_SOURCES, $srcCookie, 0);
}
/**
* Log out the current user.
*
* @param string $url URL to redirect user to after logging out.
* @param bool $destroy Should we destroy the session (true) or just reset it
* (false); destroy is for log out, reset is for expiration.
*
* @return string Redirect URL (usually same as $url, but modified in
* some authentication modules).
*/
public function logout($url, $destroy = true)
{
// Perform authentication-specific cleanup and modify redirect URL if
// necessary.
$url = $this->getAuth()->logout($url);
// Clear out the cached user object and session entry.
$this->currentUser = false;
unset($this->session->userId);
$this->cookieManager->set('loggedOut', 1);
// Destroy the session for good measure, if requested.
if ($destroy) {
$this->sessionManager->destroy();
} else {
// If we don't want to destroy the session, we still need to empty it.
// There should be a way to do this through Zend\Session, but there
// apparently isn't (TODO -- do this better):
$_SESSION = [];
}
return $url;
}
