class.ilTestSkillAdministrationGUI.php

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

require_once 'Modules/TestQuestionPool/classes/class.ilAssQuestionSkillAssignmentsGUI.php';
require_once 'Modules/Test/classes/class.ilTestSkillLevelThresholdsGUI.php';

class ilTestSkillAdministrationGUI
{
        private $ilias;

        private $ctrl;

        private $access;

        private $tabs;

        private $tpl;

        private $lng;

        private $db;

        private $tree;

        private $pluginAdmin;

        private $testOBJ;

        public function __construct(ILIAS $ilias, ilCtrl $ctrl, ilAccessHandler $access, ilTabsGUI $tabs, ilTemplate $tpl, ilLanguage $lng, ilDBInterface $db, ilTree $tree, ilPluginAdmin $pluginAdmin, ilObjTest $testOBJ, $refId)
        {
                $this->ilias = $ilias;
                $this->ctrl = $ctrl;
                $this->access = $access;
                $this->tabs = $tabs;
                $this->tpl = $tpl;
                $this->lng = $lng;
                $this->db = $db;
                $this->tree = $tree;
                $this->pluginAdmin = $pluginAdmin;
                $this->testOBJ = $testOBJ;
                $this->refId = $refId;
        }

        public function executeCommand()
        {
                if( $this->isAccessDenied() )
                {
                        $this->ilias->raiseError($this->lng->txt("permission_denied"), $this->ilias->error_obj->MESSAGE);
                }

                $nextClass = $this->ctrl->getNextClass();

                $this->manageTabs($nextClass);

                switch($nextClass)
                {
                        case 'ilassquestionskillassignmentsgui':

                                $questionContainerId = $this->getQuestionContainerId();
                                
                                require_once 'Modules/TestQuestionPool/classes/class.ilAssQuestionList.php';
                                $questionList = new ilAssQuestionList($this->db, $this->lng, $this->pluginAdmin);
                                $questionList->setParentObjId($questionContainerId);
                                $questionList->setQuestionInstanceTypeFilter($this->getRequiredQuestionInstanceTypeFilter());
                                $questionList->load();

                                $gui = new ilAssQuestionSkillAssignmentsGUI($this->ctrl, $this->access, $this->tpl, $this->lng, $this->db);
                                $gui->setAssignmentEditingEnabled($this->isAssignmentEditingRequired());
                                $gui->setQuestionContainerId($questionContainerId);
                                $gui->setQuestionList($questionList);
                                
                                if( $this->testOBJ->isFixedTest() )
                                {
                                        $gui->setQuestionOrderSequence($this->testOBJ->getQuestions());
                                }
                                else
                                {
                                        $gui->setAssignmentConfigurationHintMessage($this->buildAssignmentConfigurationInPoolHintMessage());
                                }

                                $this->ctrl->forwardCommand($gui);
                                
                                break;

                        case 'iltestskilllevelthresholdsgui':

                                $gui = new ilTestSkillLevelThresholdsGUI($this->ctrl, $this->tpl, $this->lng, $this->db, $this->testOBJ->getTestId());
                                $gui->setQuestionAssignmentColumnsEnabled(!$this->testOBJ->isRandomTest());
                                $gui->setQuestionContainerId($this->getQuestionContainerId());
                                $this->ctrl->forwardCommand($gui);
                                break;
                }
        }
        
        private function isAssignmentEditingRequired()
        {
                if( !$this->testOBJ->isFixedTest() )
                {
                        return false;
                }
                
                if( $this->testOBJ->participantDataExist() )
                {
                        return false;
                }
                
                return true;
        }

        public function manageTabs($activeSubTabId)
        {
                $link = $this->ctrl->getLinkTargetByClass(
                        'ilAssQuestionSkillAssignmentsGUI', ilAssQuestionSkillAssignmentsGUI::CMD_SHOW_SKILL_QUEST_ASSIGNS
                );
                $this->tabs->addSubTab(
                        'ilassquestionskillassignmentsgui', $this->lng->txt('qpl_skl_sub_tab_quest_assign'), $link

                );

                $link = $this->ctrl->getLinkTargetByClass(
                        'ilTestSkillLevelThresholdsGUI', ilTestSkillLevelThresholdsGUI::CMD_SHOW_SKILL_THRESHOLDS
                );
                $this->tabs->addSubTab(
                        'iltestskilllevelthresholdsgui', $this->lng->txt('tst_skl_sub_tab_thresholds'), $link
                );

                $this->tabs->activateTab('tst_tab_competences');
                $this->tabs->activateSubTab($activeSubTabId);
        }

        private function isAccessDenied()
        {
                if( !$this->testOBJ->isSkillServiceEnabled() )
                {
                        return true;
                }

                if( !ilObjTest::isSkillManagementGloballyActivated() )
                {
                        return true;
                }

                if( ! $this->access->checkAccess('write', '', $this->refId) )
                {
                        return true;
                }

                return false;
        }
        
        private function getQuestionContainerId()
        {
                if( $this->testOBJ->isDynamicTest() )
                {
                        $questionSetConfigFactory = new ilTestQuestionSetConfigFactory(
                                $this->tree, $this->db, $this->pluginAdmin, $this->testOBJ
                        );

                        $questionSetConfig = $questionSetConfigFactory->getQuestionSetConfig();

                        return $questionSetConfig->getSourceQuestionPoolId();
                }

                return $this->testOBJ->getId();
        }
        
        private function getRequiredQuestionInstanceTypeFilter()
        {
                if( $this->testOBJ->isDynamicTest() )
                {
                        return ilAssQuestionList::QUESTION_INSTANCE_TYPE_ORIGINALS;
                }
                
                if( $this->testOBJ->isRandomTest() )
                {
                        return ilAssQuestionList::QUESTION_INSTANCE_TYPE_DUPLICATES;
                }
                
                return null;
        }
        
        private function buildAssignmentConfigurationInPoolHintMessage()
        {
                $questionSetConfigFactory = new ilTestQuestionSetConfigFactory(
                        $this->tree, $this->db, $this->pluginAdmin, $this->testOBJ
                );
                
                $questionSetConfig = $questionSetConfigFactory->getQuestionSetConfig();
                
                if( $this->testOBJ->isRandomTest() )
                {
                        $testMode = $this->lng->txt('tst_question_set_type_random');
                        $poolLinks = $questionSetConfig->getCommaSeparatedSourceQuestionPoolLinks();

                        return sprintf($this->lng->txt('tst_qst_skl_cfg_in_pool_hint_rndquestset'), $testMode, $poolLinks);
                }
                elseif( $this->testOBJ->isDynamicTest() )
                {
                        $testMode = $this->lng->txt('tst_question_set_type_dynamic');
                        $poolLink = $questionSetConfig->getSourceQuestionPoolLink($questionSetConfig->getSourceQuestionPoolId());
                        
                        return sprintf($this->lng->txt('tst_qst_skl_cfg_in_pool_hint_dynquestset'), $testMode, $poolLink);
                }

                return '';
        }
}