class.ilAssOrderingQuestionAuthoringFormGUI.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Modules/TestQuestionPool/classes/forms/class.ilAssQuestionAuthoringFormGUI.php';
class ilAssOrderingQuestionAuthoringFormGUI extends ilAssQuestionAuthoringFormGUI
{
        const COMMAND_BUTTON_PREFIX = 'assOrderingQuestionBtn_';
        
        protected $availableCommandButtonIds = null;
        
        public function __construct()
        {
                $this->setAvailableCommandButtonIds(array(
                        $this->buildCommandButtonId(OQ_TERMS),
                        $this->buildCommandButtonId(OQ_PICTURES),
                        $this->buildCommandButtonId(OQ_NESTED_TERMS),
                        $this->buildCommandButtonId(OQ_NESTED_PICTURES)
                ));
                
                parent::__construct();
        }
        
        protected function setAvailableCommandButtonIds($availableCommandButtonIds)
        {
                $this->availableCommandButtonIds = $availableCommandButtonIds;
        }
        
        protected function getAvailableCommandButtonIds()
        {
                return $this->availableCommandButtonIds;
        }
        
        public function addSpecificOrderingQuestionCommandButtons(assOrderingQuestion $questionOBJ)
        {
                switch( $questionOBJ->getOrderingType() )
                {
                        case OQ_TERMS:
                                
                                $this->addCommandButton(
                                        "changeToPictures", $this->lng->txt("oq_btn_use_order_pictures"), $this->buildCommandButtonId(OQ_PICTURES)
                                );
                                $this->addCommandButton(
                                        "orderNestedTerms", $this->lng->txt("oq_btn_nest_terms"), $this->buildCommandButtonId(OQ_NESTED_TERMS)
                                );
                                break;
                        
                        case OQ_PICTURES:
                                
                                $this->addCommandButton(
                                        "changeToText", $this->lng->txt("oq_btn_use_order_terms"), $this->buildCommandButtonId(OQ_TERMS)
                                );
                                $this->addCommandButton(
                                        "orderNestedPictures", $this->lng->txt("oq_btn_nest_pictures"), $this->buildCommandButtonId(OQ_NESTED_PICTURES)
                                );
                                break;
                        
                        case OQ_NESTED_TERMS:
                                
                                $this->addCommandButton(
                                        "changeToPictures", $this->lng->txt("oq_btn_use_order_pictures"), $this->buildCommandButtonId(OQ_PICTURES)
                                );
                                $this->addCommandButton(
                                        "changeToText", $this->lng->txt("oq_btn_define_terms"), $this->buildCommandButtonId(OQ_TERMS)
                                );
                                break;
                        
                        case OQ_NESTED_PICTURES:
                                
                                $this->addCommandButton(
                                        "changeToText", $this->lng->txt("oq_btn_use_order_terms"), 'assOrderingQuestionBtn_'.OQ_TERMS
                                );
                                $this->addCommandButton(
                                        "changeToPictures", $this->lng->txt("oq_btn_define_pictures"), 'assOrderingQuestionBtn_'.OQ_PICTURES
                                );
                                break;
                }
        }
        
        public function getOrderingElementInputField()
        {
                return $this->getItemByPostVar(
                        assOrderingQuestion::ORDERING_ELEMENT_FORM_FIELD_POSTVAR
                );
        }
        
        public function prepareValuesReprintable(assOrderingQuestion $questionOBJ)
        {
                $this->getOrderingElementInputField()->prepareReprintable($questionOBJ);
        }
        
        public function ensureReprintableFormStructure(assOrderingQuestion $questionOBJ)
        {
                $this->renewOrderingElementInput($questionOBJ);
                $this->renewOrderingCommandButtons($questionOBJ);
        }
        
        protected function renewOrderingElementInput(assOrderingQuestion $questionOBJ)
        {
                $replacingInput = $questionOBJ->buildOrderingElementInputGui();
                $questionOBJ->initOrderingElementAuthoringProperties($replacingInput);
                $dodgingInput = $this->getItemByPostVar($replacingInput->getPostVar());
                $replacingInput->setElementList($dodgingInput->getElementList($questionOBJ->getId()));
                $this->replaceFormItemByPostVar($replacingInput);
        }
        
        protected function buildCommandButtonId($orderingType)
        {
                return self::COMMAND_BUTTON_PREFIX.$orderingType;
        }
        
        protected function renewOrderingCommandButtons(assOrderingQuestion $questionOBJ)
        {
                $this->clearCommandButtons();
                $this->addSpecificOrderingQuestionCommandButtons($questionOBJ);
                $this->addGenericAssessmentQuestionCommandButtons($questionOBJ);
        }
}