/**
*checks if the user has finished viewing the advert
* if so records advert as has been visited and decrements the display value
* if display has reached 0 then advert is removed from session
* This method is called from javascript and prints OK on success or
* prints ERROR on failure
*/
public function checkAction()
{
$end = time();
$state = 'OK';
$session = new Zend_Session_NameSpace('user');
//check if the user has started viewing an advert
if ($session->timer == null || !isset($session->timer->advertID)) {
$state = 'ERROR';
} else {
if ($end - $session->timer->start < $session->timer->interval) {
$state = 'ERROR';
} else {
foreach ($session->adverts as $key => $advert) {
if ($advert->advertID == $session->timer->advertID) {
//log that the user has visted this advert on this day
$log = array('advertID' => $advert->advertID, 'userID' => $session->user->accountID, 'clickedDate' => date('Y-m-d'));
$history = new Advert_Models_AdvertHistory($log);
$history->save();
//update users balance
$session->user->balance += $session->user->role->ppc;
$session->user->update(array());
//unset to stop replay of viewing advert more than once
unset($session->timer->advertID);
unset($session->timer->start);
$advert->display -= 1;
break;
}
}
}
}
$this->getHelper('viewRenderer')->setNoRender();
print $state;
}
public function indexAction()
{
//make sure the user is logged in
$session = new Zend_Session_Namespace('user');
if ($session->user == null) {
$this->_redirect('/user');
return;
}
//get and assign user adverts if they already haven't been assigned
if ($session->adverts == null) {
//get available adverts
$adverts = Advert_Models_Advert::getAdvertsForDisplay(4);
//assigned the adverts to the user
$session->adverts = $adverts;
//log that the adverts were assigned to this user but have not been click yet
foreach ($adverts as $advert) {
$log = array('advertID' => $advert->advertID, 'userID' => $session->user->accountID, 'assignedDate' => date('Y-m-d'));
$history = new Advert_Models_AdvertHistory($log);
for ($i = 0; $i < $advert->display; $i++) {
$history->save();
}
}
}
//make adverts accessible in the view
$this->view->adverts = $session->adverts;
}