/**
* Create an avatar picture (and checks all necessary things too)
* TODO decouple
* TODO total rebuild
*/
public static function createAvatar()
{
// check avatar folder writing rights, check if upload fits all rules
if (self::isAvatarFolderWritable() and self::validateImageFile()) {
// create a jpg file in the avatar folder, write marker to database
$user_name = Session::get(Session::SESSION_USER_NAME);
$target_file_path = Config::get('avatar.path') . $this->getIdForImage($user_name);
self::resizeAvatarImage($_FILES['avatar_file']['tmp_name'], $target_file_path, Config::get('avatar.size'), Config::get('avatar.size'));
self::writeAvatarToDatabase(Session::getDecoded(Session::SESSION_USER_NAME));
Session::set(Session::SESSION_USER_AVATAR_FILE, self::getPublicUserAvatarFilePathByUserName(Session::get(Session::SESSION_USER_NAME)));
Session::add(Session::SESSION_FEEDBACK_POSITIVE, Text::get('FEEDBACK_AVATAR_UPLOAD_SUCCESSFUL'));
}
}
/**
* renders the feedback messages into the view
*/
public function getFeedbackNegativeMessages()
{
// echo out the feedback messages (errors and success messages etc.),
// they are in $_SESSION["feedback_positive"] and $_SESSION["feedback_negative"]
// get the feedback (they are arrays, to make multiple positive/negative messages possible)
$feedback_negative = Session::get(Session::SESSION_FEEDBACK_NEGATIVE);
// delete these messages (as they are not needed anymore and we want to avoid to show them twice
Session::set(Session::SESSION_FEEDBACK_NEGATIVE, null);
return $feedback_negative;
}
/**
* Checks if the user is logged in or not
*
* @return bool user's login status
*/
public static function userIsLoggedIn()
{
return Session::get(Session::SESSION_USER_LOGGED_IN) ? true : false;
}
/**
* Log out process: delete cookie, delete session
*/
public static function logout()
{
$user_name = Session::getDecoded(Session::SESSION_USER_NAME);
$user_provider = Session::get(Session::SESSION_USER_PROVIDER_TYPE);
if ($user_provider == UserModel::PROVIDER_TYPE_FB) {
// Facebook
// Session::set(Session::FACEBOOK_ID, null);
// Session::set(Session::FACEBOOK_ACCESS_TOKEN, null);
// Session::set(Session::FACEBOOK_DISPLAY_NAME, null);
// Session::set(Session::FACEBOOK_PICTURE, null);
} else {
if ($user_provider == UserModel::PROVIDER_TYPE_GO) {
// Session::set(Session::GOOGLE_ID, null);
// Session::set(Session::GOOGLE_BEARER_TOKEN, null);
// Session::set(Session::GOOGLE_DISPLAY_NAME, null);
// Session::set(Session::GOOGLE_PICTURE, null);
} else {
self::deleteCookie($user_name);
// solo per provider 'DEFAULT'
}
}
Session::destroy();
Session::updateSessionId($user_name, null);
// if(false){ // Il seguente blocco è inutile (vedi statement successivi)
// Session::set(Session::SESSION_FEEDBACK_NEGATIVE, null);
// Session::set(Session::SESSION_FEEDBACK_POSITIVE, null);
// Session::set(Session::SESSION_USER_NAME, null);
// Session::set(Session::SESSION_USER_EMAIL, null);
// Session::set(Session::SESSION_USER_ACCOUNT_TYPE, null);
// Session::set(Session::SESSION_USER_PROVIDER_TYPE, null);
// Session::set(Session::SESSION_USER_AVATAR_FILE, null);
// Session::set(Session::SESSION_USER_GRAVATAR_IMAGE_URL, null);
// Session::set(Session::SESSION_USER_LOGGED_IN, null);
// }
return true;
}
