class.ilTestSkillLevelThresholdImporter.php

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

require_once 'Services/Skill/classes/class.ilBasicSkill.php';
require_once 'Modules/Test/classes/class.ilTestSkillLevelThresholdList.php';
require_once 'Modules/TestQuestionPool/classes/questions/class.ilAssQuestionAssignedSkillList.php';

class ilTestSkillLevelThresholdImporter
{
        protected $targetTestId = null;
        
        protected $importInstallationId = null;
        
        protected $importMappingRegistry = null;
        
        protected $importedQuestionSkillAssignmentList = null;
        
        protected $importThresholdList = null;
        
        protected $failedThresholdImportSkillList = null;
        
        public function __construct()
        {
                $this->failedThresholdImportSkillList = new ilAssQuestionAssignedSkillList();
        }
        
        public function getTargetTestId()
        {
                return $this->targetTestId;
        }
        
        public function setTargetTestId($targetTestId)
        {
                $this->targetTestId = $targetTestId;
        }
        
        public function getImportInstallationId()
        {
                return $this->importInstallationId;
        }
        
        public function setImportInstallationId($importInstallationId)
        {
                $this->importInstallationId = $importInstallationId;
        }
        
        public function getImportMappingRegistry()
        {
                return $this->importMappingRegistry;
        }
        
        public function setImportMappingRegistry($importMappingRegistry)
        {
                $this->importMappingRegistry = $importMappingRegistry;
        }
        
        public function getImportedQuestionSkillAssignmentList()
        {
                return $this->importedQuestionSkillAssignmentList;
        }
        
        public function setImportedQuestionSkillAssignmentList($importedQuestionSkillAssignmentList)
        {
                $this->importedQuestionSkillAssignmentList = $importedQuestionSkillAssignmentList;
        }
        
        public function getImportThresholdList()
        {
                return $this->importThresholdList;
        }
        
        public function setImportThresholdList($importThresholdList)
        {
                $this->importThresholdList = $importThresholdList;
        }
        
        public function getFailedThresholdImportSkillList()
        {
                return $this->failedThresholdImportSkillList;
        }
        
        public function setFailedThresholdImportSkillList($failedThresholdImportSkillList)
        {
                $this->failedThresholdImportSkillList = $failedThresholdImportSkillList;
        }
        
        public function import()
        {
                global $ilDB;
                
                $importedLevelThresholdList = new ilTestSkillLevelThresholdList($ilDB);
                
                foreach($this->getImportedQuestionSkillAssignmentList()->getUniqueAssignedSkills() as $skillData)
                {
                        /* @var ilBasicSkill $skill */
                        $skill = $skillData['skill'];
                        
                        $importSkillBaseId = $this->getImportMappingRegistry()->getMapping(
                                'Modules/Test', 'skl_base_id_reverse', $skillData['skill_base_id']
                        );
                        
                        $importSkillTrefId = $this->getImportMappingRegistry()->getMapping(
                                'Modules/Test', 'skl_tref_id_reverse', $skillData['skill_tref_id']
                        );
                        
                        $levelThresholds = $this->getImportThresholdList()->getThresholdsByImportSkill(
                                $importSkillBaseId, $importSkillTrefId
                        );
                        
                        $existingLevels = $skill->getLevelData();
                        
                        if( count($levelThresholds) != count($existingLevels) )
                        {
                                $this->getFailedThresholdImportSkillList()->addSkill(
                                        $skillData['skill_base_id'], $skillData['skill_tref_id']
                                );
                                
                                continue;
                        }
                        
                        for($i = 0, $max = count($existingLevels); $i < $max; $i++)
                        {
                                $existingLevelData = $existingLevels[$i];

                                /* @var ilTestSkillLevelThresholdImport $importLevelThreshold */
                                $importLevelThreshold = $levelThresholds[$i];
                                
                                if( $importLevelThreshold->getOrderIndex() != $existingLevelData['nr'] )
                                {
                                        $this->getFailedThresholdImportSkillList()->addSkill(
                                                $skillData['skill_base_id'], $skillData['skill_tref_id']
                                        );
                                        
                                        continue(2);
                                }
                                
                                if( !is_numeric($importLevelThreshold->getThreshold()) )
                                {
                                        continue(2);
                                }
                                
                                $mappedLevelId = $this->getLevelIdMapping($importLevelThreshold->getImportLevelId());
                                
                                $threshold = new ilTestSkillLevelThreshold($ilDB);
                                $threshold->setTestId($this->getTargetTestId());
                                $threshold->setSkillBaseId($skillData['skill_base_id']);
                                $threshold->setSkillTrefId($skillData['skill_tref_id']);
                                $threshold->setSkillLevelId($mappedLevelId);
                                $threshold->setThreshold($importLevelThreshold->getThreshold());
                                
                                $importedLevelThresholdList->addThreshold($threshold);
                        }
                }
                
                $importedLevelThresholdList->saveToDb();
        }
        
        protected function getLevelIdMapping($importLevelId)
        {
                /*
                                include_once("./Services/Skill/classes/class.ilBasicSkill.php");
                                $r = ilBasicSkill::getLevelIdForImportId($a_source_inst_id,
                                $a_level_import_id);
                                
                                $results[] = array("level_id" => $rec["id"], "creation_date" =>
                                $rec["creation_date"]);
                */
                
                $result = ilBasicSkill::getLevelIdForImportId($this->getImportInstallationId(), $importLevelId);
                $mostNewLevelData = current($result);
                return $mostNewLevelData['level_id'];
        }
}