public function build(ilTestRandomQuestionSetSourcePoolDefinition $sourcePool, $availableTaxonomyIds)
 {
     $this->setFormAction($this->ctrl->getFormAction($this->questionSetConfigGUI));
     $this->setTitle($this->lng->txt('tst_rnd_quest_set_cfg_pool_form'));
     $this->setId('tstRndQuestSetCfgPoolForm');
     $this->addCommandButton($this->getSaveCommand(), $this->lng->txt('save_and_back'));
     if (null !== $this->getSaveAndNewCommand()) {
         $this->addCommandButton($this->getSaveAndNewCommand(), $this->lng->txt('tst_save_and_create_new_rule'));
     }
     $this->addCommandButton(ilTestRandomQuestionSetConfigGUI::CMD_SHOW_SRC_POOL_DEF_LIST, $this->lng->txt('cancel'));
     $hiddenDefId = new ilHiddenInputGUI('src_pool_def_id');
     $hiddenDefId->setValue($sourcePool->getId());
     $this->addItem($hiddenDefId);
     $hiddenPoolId = new ilHiddenInputGUI('quest_pool_id');
     $hiddenPoolId->setValue($sourcePool->getPoolId());
     $this->addItem($hiddenPoolId);
     $nonEditablePoolLabel = new ilNonEditableValueGUI($this->lng->txt('tst_inp_source_pool_label'), 'quest_pool_label');
     $nonEditablePoolLabel->setValue($sourcePool->getPoolInfoLabel($this->lng));
     $this->addItem($nonEditablePoolLabel);
     if (count($availableTaxonomyIds)) {
         $taxRadio = new ilRadioGroupInputGUI($this->lng->txt('tst_inp_source_pool_filter_tax'), 'filter_tax');
         $taxRadio->setRequired(true);
         $taxRadio->addOption(new ilRadioOption($this->lng->txt('tst_inp_source_pool_no_tax_filter'), 0));
         $taxRadio->setValue(0);
         require_once 'Services/Taxonomy/classes/class.ilTaxSelectInputGUI.php';
         foreach ($availableTaxonomyIds as $taxId) {
             $taxonomy = new ilObjTaxonomy($taxId);
             $label = sprintf($this->lng->txt('tst_inp_source_pool_filter_tax_x'), $taxonomy->getTitle());
             $taxRadioOption = new ilRadioOption($label, $taxId);
             $taxRadio->addOption($taxRadioOption);
             $taxSelect = new ilTaxSelectInputGUI($taxId, "filter_tax_{$taxId}", false);
             $taxSelect->setRequired(true);
             $taxRadioOption->addSubItem($taxSelect);
             if ($taxId == $sourcePool->getOriginalFilterTaxId()) {
                 $taxRadio->setValue($sourcePool->getOriginalFilterTaxId());
                 $taxSelect->setValue($sourcePool->getOriginalFilterTaxNodeId());
             }
         }
         $this->addItem($taxRadio);
     } else {
         $hiddenNoTax = new ilHiddenInputGUI('filter_tax');
         $hiddenNoTax->setValue(0);
         $this->addItem($hiddenNoTax);
         $nonEditableNoTax = new ilNonEditableValueGUI($this->lng->txt('tst_inp_source_pool_filter_tax'), 'no_tax_label');
         $nonEditableNoTax->setValue($this->lng->txt('tst_inp_no_available_tax_hint'));
         $this->addItem($nonEditableNoTax);
     }
     if ($this->questionSetConfig->isQuestionAmountConfigurationModePerPool()) {
         $questionAmountPerSourcePool = new ilNumberInputGUI($this->lng->txt('tst_inp_quest_amount_per_source_pool'), 'question_amount_per_pool');
         $questionAmountPerSourcePool->setRequired(true);
         $questionAmountPerSourcePool->allowDecimals(false);
         $questionAmountPerSourcePool->setMinValue(0);
         $questionAmountPerSourcePool->setMinvalueShouldBeGreater(true);
         $questionAmountPerSourcePool->setSize(4);
         if ($sourcePool->getQuestionAmount()) {
             $questionAmountPerSourcePool->setValue($sourcePool->getQuestionAmount());
         }
         $this->addItem($questionAmountPerSourcePool);
     }
 }