class.ilTestSkillLevelThresholdXmlParser.php

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

require_once 'Modules/Test/classes/class.ilTestSkillLevelThresholdImport.php';
require_once 'Modules/Test/classes/class.ilTestSkillLevelThresholdImportList.php';

class ilTestSkillLevelThresholdXmlParser extends ilSaxParser
{
        protected $parsingActive = false;
        
        protected $characterDataBuffer = null;
        
        protected $skillLevelThresholdImportList = null;
        
        protected $curSkillBaseId = null;
        
        protected $curSkillTrefId = null;
        
        protected $curSkillLevelThreshold = null;
        
        public function isParsingActive()
        {
                return $this->parsingActive;
        }
        
        public function setParsingActive($parsingActive)
        {
                $this->parsingActive = $parsingActive;
        }
        
        protected function getCharacterDataBuffer()
        {
                return $this->characterDataBuffer;
        }
        
        protected function resetCharacterDataBuffer()
        {
                $this->characterDataBuffer = '';
        }
        
        protected function appendToCharacterDataBuffer($characterData)
        {
                $this->characterDataBuffer .= $characterData;
        }
        
        public function getSkillLevelThresholdImportList()
        {
                return $this->skillLevelThresholdImportList;
        }
        
        public function initSkillLevelThresholdImportList()
        {
                global $ilDB;
                $this->skillLevelThresholdImportList = new ilTestSkillLevelThresholdImportList($ilDB);
        }
        
        public function getCurSkillBaseId()
        {
                return $this->curSkillBaseId;
        }
        
        public function setCurSkillBaseId($curSkillBaseId)
        {
                $this->curSkillBaseId = $curSkillBaseId;
        }
        
        public function getCurSkillTrefId()
        {
                return $this->curSkillTrefId;
        }
        
        public function setCurSkillTrefId($curSkillTrefId)
        {
                $this->curSkillTrefId = $curSkillTrefId;
        }
        
        public function getCurSkillLevelThreshold()
        {
                return $this->curSkillLevelThreshold;
        }
        
        public function setCurSkillLevelThreshold($curSkillLevelThreshold)
        {
                $this->curSkillLevelThreshold = $curSkillLevelThreshold;
        }
        
        public function setHandlers($xmlParser)
        {
                xml_set_object($xmlParser, $this);
                xml_set_element_handler($xmlParser, 'handlerBeginTag', 'handlerEndTag');
                xml_set_character_data_handler($xmlParser, 'handlerCharacterData');
        }
        
        public function handlerBeginTag($xmlParser, $tagName, $tagAttributes)
        {
                if ($tagName != 'SkillsLevelThresholds' && !$this->isParsingActive())
                {
                        return;
                }
                
                switch ($tagName) {
                        case 'SkillsLevelThresholds':
                                $this->setParsingActive(true);
                                $this->initSkillLevelThresholdImportList();
                                break;
                        
                        case 'QuestionsAssignedSkill':
                                $this->setCurSkillBaseId($tagAttributes['BaseId']);
                                $this->setCurSkillTrefId($tagAttributes['TrefId']);
                                break;
                        
                        case 'OriginalSkillTitle':
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'OriginalSkillPath':
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'SkillLevel':
                                global $ilDB;
                                $skillLevelThreshold = new ilTestSkillLevelThresholdImport($ilDB);
                                $skillLevelThreshold->setImportSkillBaseId($this->getCurSkillBaseId());
                                $skillLevelThreshold->setImportSkillTrefId($this->getCurSkillTrefId());
                                $skillLevelThreshold->setImportLevelId($tagAttributes['Id']);
                                $skillLevelThreshold->setOrderIndex($tagAttributes['Nr']);
                                $this->setCurSkillLevelThreshold($skillLevelThreshold);
                                break;
                        
                        case 'ThresholdPercentage':
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'OriginalLevelTitle':
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'OriginalLevelDescription':
                                $this->resetCharacterDataBuffer();
                                break;
                }
        }
        
        public function handlerEndTag($xmlParser, $tagName)
        {
                if( !$this->isParsingActive() )
                {
                        return;
                }
                
                switch($tagName)
                {
                        case 'SkillsLevelThresholds':
                                $this->setParsingActive(false);
                                break;
                        
                        case 'QuestionsAssignedSkill':
                                $this->setCurSkillBaseId(null);
                                $this->setCurSkillTrefId(null);
                                break;
                        
                        case 'OriginalSkillTitle':
                                $this->getSkillLevelThresholdImportList()->addOriginalSkillTitle(
                                        $this->getCurSkillBaseId(), $this->getCurSkillTrefId(), $this->getCharacterDataBuffer()
                                );
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'OriginalSkillPath':
                                $this->getSkillLevelThresholdImportList()->addOriginalSkillPath(
                                        $this->getCurSkillBaseId(), $this->getCurSkillTrefId(), $this->getCharacterDataBuffer()
                                );
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'SkillLevel':
                                $this->getSkillLevelThresholdImportList()->addSkillLevelThreshold(
                                        $this->getCurSkillLevelThreshold()
                                );
                                $this->setCurSkillLevelThreshold(null);
                                break;
                        
                        case 'ThresholdPercentage':
                                $this->getCurSkillLevelThreshold()->setThreshold($this->getCharacterDataBuffer());
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'OriginalLevelTitle':
                                $this->getCurSkillLevelThreshold()->setOriginalLevelTitle($this->getCharacterDataBuffer());
                                $this->resetCharacterDataBuffer();
                                break;
                        
                        case 'OriginalLevelDescription':
                                $this->getCurSkillLevelThreshold()->setOriginalLevelDescription($this->getCharacterDataBuffer());
                                $this->resetCharacterDataBuffer();
                                break;
                }
        }
        
        public function handlerCharacterData($xmlParser, $charData)
        {
                if( !$this->isParsingActive() )
                {
                        return;
                }
                
                if( $charData != "\n" )
                {
                        // Replace multiple tabs with one space
                        $charData = preg_replace("/\t+/"," ",$charData);
                        
                        $this->appendToCharacterDataBuffer($charData);
                }
        }
}