public function __construct($userId = null)
 {
     parent::__construct('formUpdateProfile', 'Update profile');
     if ($userId == null) {
         $user = Session::getUser();
     } else {
         if ($userId != Session::getUser()->getId()) {
             requirePrivOrRedirect('EDIT_USERS', 'index.php');
             $user = User::getUserById($userId);
         } else {
             $user = Session::getUser();
         }
     }
     $this->user = $user;
     $this->addSection('Bio');
     $this->addElement(new ElementHidden('action', null, 'edit'));
     $this->addElement(new ElementHidden('user', null, $user->getId()));
     $this->addElement(new ElementEmail('email', 'E-Mail Address', $user->getData('email')));
     $elementRealName = $this->addElement(new ElementAlphaNumeric('realName', 'Real Name', $user->getData('real_name')));
     $elementRealName->setMinMaxLengths(0, 32);
     $elementLocation = $this->addElement(new ElementAlphaNumeric('location', 'Location', $user->getData('location')));
     $elementLocation->setMinMaxLengths(0, 64);
     $this->addElement(new ElementInputRegex('mobileNo', 'Mobile No.', $user->getData('mobileNo')))->setMinMaxLengths(0, 16);
     $this->getElement('mobileNo')->setPattern('#^[\\d ]+$#', 'numbers and spaces');
     $this->getElement('mobileNo')->setMinMaxLengths(11, 15);
     $this->addSection('Preferences');
     $this->addElement(new ElementCheckbox('mailingList', 'Mailing list', $user->getData('mailingList')));
     $now = date_create();
     $elementDateFormat = $this->addElement(new ElementSelect('dateFormat', 'Date format', $user->getData('dateFormat')));
     $elementDateFormat->addOption('ISO date format (recommended): ' . formatDt($now, 'Y-m-d'), 'Y-m-d H:i');
     $elementDateFormat->addOption('UK, numeric date format: ' . formatDt($now, 'd-m-Y'), 'd-m-Y');
     $elementDateFormat->addOption('UK, long date format: ' . formatDt($now, 'jS M Y'), 'jS M Y');
     $elementDateFormat->addOption('USA, numeric date format: ' . formatDt($now, 'm-d-Y'), 'm-d-Y');
     $elementDateFormat->addOption('Opus date format: ' . formatDtOpus($now), 'opus');
     $this->addSection('Change password');
     if (Session::getUser()->getUsername() == $user->getUsername()) {
         $this->addElement(new ElementPassword('passwordCurrent', 'Current password', null, 'Fill this field out if you would like to change your password.'));
         $this->getElement('passwordCurrent')->setOptional(true);
     }
     $this->addElement(new ElementPassword('password1', 'New Password', null))->setOptional(true);
     $this->addElement(new ElementPassword('password2', 'New Password (confirm)', null))->setOptional(true);
     if (Session::getUser()->hasPriv('EDIT_BANS')) {
         $this->addSection('Banning and admin stuff');
         $this->addElement(new ElementInput('bannedReason', 'Banned reason', $user->getData('bannedReason'), 'Enter a reason to ban this user. Leave it blank to keep the user active.'));
         $this->getElement('bannedReason')->addSuggestedValue('', 'Clear ban');
         $this->getElement('bannedReason')->setMinMaxLengths(0, 256);
         $this->addElement(new ElementCheckbox('emailFlagged', 'Email flagged?', $user->getData('emailFlagged')));
     }
     $this->addButtons(Form::BTN_SUBMIT);
 }
function formatDt(DateTime $date, $format = null)
{
    if (empty($format)) {
        if (Session::isLoggedIn()) {
            $dateFormat = Session::getUser()->getData('dateFormat');
        } else {
            $dateFormat = 'Y-m-d H:i';
        }
    } else {
        $dateFormat = $format;
    }
    if ($dateFormat == "opus") {
        return formatDtOpus($date);
    }
    $dateTime = empty($dateTime) ? 'Y-m-d H:i' : $dateFormat;
    return $date->format($dateFormat);
}