class.ilAssQuestionSkillAssignmentExporter.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilAssQuestionSkillAssignmentExporter
{
    protected $xmlWriter;
 
    protected $questionIds;
    
    protected $assignmentList;
    
    public function __construct()
    {
        $this->xmlWriter = null;
        $this->questionIds = array();
        $this->assignmentList = null;
    }
 
    public function getXmlWriter()
    {
        return $this->xmlWriter;
    }
 
    public function setXmlWriter(ilXmlWriter $xmlWriter)
    {
        $this->xmlWriter = $xmlWriter;
    }
 
    public function getQuestionIds()
    {
        return $this->questionIds;
    }
 
    public function setQuestionIds($questionIds)
    {
        $this->questionIds = $questionIds;
    }
    
    public function getAssignmentList()
    {
        return $this->assignmentList;
    }
    
    public function setAssignmentList($assignmentList)
    {
        $this->assignmentList = $assignmentList;
    }
 
    public function export()
    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
 
        $this->getXmlWriter()->xmlStartTag('QuestionSkillAssignments');
        
        foreach ($this->getQuestionIds() as $questionId) {
            $this->getXmlWriter()->xmlStartTag('TriggerQuestion', array('Id' => $questionId));
 
            foreach ($this->getAssignmentList()->getAssignmentsByQuestionId($questionId) as $questionSkillAssignment) {
                /* @var ilAssQuestionSkillAssignment $questionSkillAssignment */
 
                $this->getXmlWriter()->xmlStartTag('TriggeredSkill', array(
                    'BaseId' => $questionSkillAssignment->getSkillBaseId(),
                    'TrefId' => $questionSkillAssignment->getSkillTrefId()
                ));
                
                $this->getXmlWriter()->xmlElement(
                    'OriginalSkillTitle',
                    null,
                    $questionSkillAssignment->getSkillTitle()
                );
                
                $this->getXmlWriter()->xmlElement(
                    'OriginalSkillPath',
                    null,
                    $questionSkillAssignment->getSkillPath()
                );
 
                switch ($questionSkillAssignment->getEvalMode()) {
                    case ilAssQuestionSkillAssignment::EVAL_MODE_BY_QUESTION_RESULT:
 
                        $this->getXmlWriter()->xmlElement('EvalByQuestionResult', array(
                            'Points' => $questionSkillAssignment->getSkillPoints()
                        ));
                        break;
 
                    case ilAssQuestionSkillAssignment::EVAL_MODE_BY_QUESTION_SOLUTION:
 
                        $this->getXmlWriter()->xmlStartTag('EvalByQuestionSolution');
 
                        $questionSkillAssignment->initSolutionComparisonExpressionList();
                        $expressionList = $questionSkillAssignment->getSolutionComparisonExpressionList();
 
                        foreach ($expressionList->get() as $expression) {
                            /* @var ilAssQuestionSolutionComparisonExpression $expression */
 
                            $this->getXmlWriter()->xmlStartTag('SolutionComparisonExpression', array(
                                'Points' => $expression->getPoints(),
                                'Index' => $expression->getOrderIndex()
                            ));
 
                            $this->getXmlWriter()->xmlData($expression->getExpression(), false, true);
 
                            $this->getXmlWriter()->xmlEndTag('SolutionComparisonExpression');
                        }
 
                        $this->getXmlWriter()->xmlEndTag('EvalByQuestionSolution');
                        break;
                }
 
                $this->getXmlWriter()->xmlEndTag('TriggeredSkill');
            }
 
            $this->getXmlWriter()->xmlEndTag('TriggerQuestion');
        }
 
        $this->getXmlWriter()->xmlEndTag('QuestionSkillAssignments');
    }
}