public function showObjects()
 {
     /** 
      * @var $ilToolbar ilToolbarGUI */
     global $ilToolbar;
     include_once './Services/Payment/classes/class.ilPayMethods.php';
     $ilToolbar->addButton($this->lng->txt('paya_sell_object'), $this->ctrl->getLinkTarget($this, 'showObjectSelector'));
     if (!$_POST['show_filter'] && $_POST['updateView'] == '1') {
         $this->resetObjectFilter();
     } else {
         if ($_POST['updateView'] == 1) {
             $_SESSION['pay_objects']['updateView'] = $_POST['updateView'];
             $_SESSION['pay_objects']['show_filter'] = $_POST['show_filter'];
             $_SESSION['pay_objects']['title_type'] = $_POST['title_type'];
             $_SESSION['pay_objects']['title_value'] = $_POST['title_value'];
             $_SESSION['pay_objects']['pay_method'] = $_POST['pay_method'];
             $_SESSION['pay_objects']['vendor'] = $_POST['vendor'];
         }
     }
     $this->tpl->addBlockfile('ADM_CONTENT', 'adm_content', 'tpl.main_view.html', 'Services/Payment');
     $this->__initPaymentObject();
     $this->lng->loadLanguageModule('search');
     $filter_form = new ilPropertyFormGUI();
     $filter_form->setFormAction($this->ctrl->getFormAction($this));
     $filter_form->setTitle($this->lng->txt('pay_filter'));
     $filter_form->setId('filter_form');
     $filter_form->setTableWidth('100 %');
     //hide_filter
     $o_hide_check = new ilCheckBoxInputGUI($this->lng->txt('show_filter'), 'show_filter');
     $o_hide_check->setValue(1);
     $o_hide_check->setChecked($_SESSION['pay_objects']['show_filter'] ? 1 : 0);
     $o_hidden = new ilHiddenInputGUI('updateView');
     $o_hidden->setValue(1);
     $o_hidden->setPostVar('updateView');
     $o_hide_check->addSubItem($o_hidden);
     //title
     $radio_group = new ilRadioGroupInputGUI($this->lng->txt('search_in_title'), 'title_type');
     $radio_option = new ilRadioOption($this->lng->txt('search_any_word'), 'or');
     $radio_group->addOption($radio_option);
     $radio_option = new ilRadioOption($this->lng->txt('search_all_words'), 'and');
     $radio_group->addOption($radio_option);
     $radio_group->setRequired(false);
     $radio_group->setValue('or');
     $radio_group->setPostVar('title_type');
     $o_title = new ilTextInputGUI();
     $o_title->setValue($_SESSION['pay_objects']['title_value']);
     $o_title->setPostVar('title_value');
     $o_title->setTitle($this->lng->txt('title'));
     $o_hide_check->addSubItem($radio_group);
     $o_hide_check->addSubItem($o_title);
     //vendor
     $o_vendor = new ilTextInputGUI();
     $o_vendor->setTitle($this->lng->txt('paya_vendor'));
     $o_vendor->setValue($_SESSION['pay_objects']['vendor']);
     $o_vendor->setPostVar('vendor');
     $o_hide_check->addSubItem($o_vendor);
     // paymethod
     $o_paymethod = new ilSelectInputGUI();
     $o_paymethod->setTitle($this->lng->txt('payment_system'));
     $o_paymethod->setOptions(ilPaymethods::getPayMethodsOptions('all'));
     $o_paymethod->setValue($_SESSION['pay_objects']['pay_method']);
     $o_paymethod->setPostVar('pay_method');
     $o_hide_check->addSubItem($o_paymethod);
     $filter_form->addCommandButton('showObjects', $this->lng->txt('pay_update_view'));
     $filter_form->addCommandButton('resetObjectFilter', $this->lng->txt('pay_reset_filter'));
     $filter_form->addItem($o_hide_check);
     if (!count($objects = ilPaymentObject::_getObjectsData($this->user_obj->getId()))) {
         ilUtil::sendInfo($this->lng->txt('paya_no_objects_assigned'));
         return true;
     }
     $this->tpl->setVariable('FORM', $filter_form->getHTML());
     $counter = 0;
     foreach ($objects as $data) {
         /** @var $tmp_obj ilObject */
         $tmp_obj = ilObjectFactory::getInstanceByRefId($data['ref_id'], false);
         if ($tmp_obj) {
             $f_result[$counter]['title'] = $tmp_obj->getTitle();
         } else {
             $f_result[$counter]['title'] = $this->lng->txt('object_not_found');
         }
         switch ($data['status']) {
             case $this->pobject->STATUS_BUYABLE:
                 $f_result[$counter]['status'] = $this->lng->txt('paya_buyable');
                 break;
             case $this->pobject->STATUS_NOT_BUYABLE:
                 $f_result[$counter]['status'] = $this->lng->txt('paya_not_buyable');
                 break;
             case $this->pobject->STATUS_EXPIRES:
                 $f_result[$counter]['status'] = $this->lng->txt('paya_expires');
                 break;
         }
         $str_paymethod = ilPayMethods::getStringByPaymethod($data['pay_method']);
         $f_result[$counter]['pay_method'] = $str_paymethod;
         if ($data['vat_id'] <= 0) {
             $vat_rate = $this->lng->txt('payment_vat_has_to_be_defined_by_administration_short');
         } else {
             try {
                 $oVAT = new ilShopVats((int) $data['vat_id']);
                 $vat_rate = ilShopUtils::_formatVAT((double) $oVAT->getRate());
             } catch (ilShopException $e) {
                 $vat_rate = $this->lng->txt('payment_vat_has_to_be_defined_by_administration_short');
             }
         }
         $f_result[$counter]['vat_rate'] = $vat_rate;
         /** @var $tmp_user ilObjUser */
         $tmp_user = ilObjectFactory::getInstanceByObjId($data['vendor_id']);
         $f_result[$counter]['vendor'] = $tmp_user->getFullname() . ' [' . $tmp_user->getLogin() . ']';
         // Get number of purchasers
         $f_result[$counter]['purchasers'] = ilPaymentBookings::_getCountBookingsByObject($data['pobject_id']);
         // edit link
         $this->ctrl->setParameter($this, 'pobject_id', $data['pobject_id']);
         $link_change = "<div class=\"il_ContainerItemCommands\"><a class=\"il_ContainerItemCommand\" href=\"" . $this->ctrl->getLinkTarget($this, "editDetails") . "\">" . $this->lng->txt("edit") . "</a></div>";
         $f_result[$counter]['options'] = $link_change;
         unset($tmp_user);
         unset($tmp_obj);
         ++$counter;
     }
     return $this->__showObjectsTable($f_result);
 }