public String extractTimeLimitFromDocument() {
if (isNullDocument()) {
return "";
}
String timeLimit = "-";
final Element el_assess = (Element) document.selectSingleNode("questestinterop/assessment");
final Element el_duration = (Element) el_assess.selectSingleNode("duration");
if (el_duration != null) {
final long dur = QTIHelper.parseISODuration(el_duration.getTextTrim());
final long min = dur / 1024 / 60;
final long sec = (dur - (min * 60 * 1024)) / 1024;
timeLimit = "" + min + "' " + sec + "''";
}
return timeLimit;
}
/**
* Method setUp.
*
* @param assessInstance
*/
public void setUp(AssessmentInstance assessInstance) {
this.assessInstance = assessInstance;
init();
Document el_questestinterop = assessInstance.getResolver().getQTIDocument();
el_assessment = (Element) el_questestinterop.selectSingleNode("questestinterop/assessment");
ident = el_assessment.attributeValue("ident");
title = el_assessment.attributeValue("title");
Element dur = (Element) el_assessment.selectSingleNode("duration");
if (dur == null) {
durationLimit = -1; // no limit
} else {
String sdur = dur.getText();
durationLimit = QTIHelper.parseISODuration(sdur);
if (durationLimit == 0) durationLimit = -1; // Assesst Designer fix
}
// get objectives
Element el_objectives = (Element) el_assessment.selectSingleNode("objectives");
if (el_objectives != null) objectives = new Objectives(el_objectives);
// set feedback, hint, and solutions switches
// <!ENTITY % I_FeedbackSwitch " feedbackswitch (Yes | No ) 'Yes'">
// <!ENTITY % I_HintSwitch " hintswitch (Yes | No ) 'Yes'">
// <!ENTITY % I_SolutionSwitch " solutionswitch (Yes | No ) 'Yes'">
// <!ELEMENT assessment (qticomment? , duration? , qtimetadata* ,
// objectives* , assessmentcontrol* , rubric* , presentation_material? ,
// outcomes_processing* , assessproc_extension? , assessfeedback* ,
// selection_ordering? , reference? , (sectionref | section)+)>
// <!ELEMENT assessmentcontrol (qticomment?)>
Element el_control = (Element) el_assessment.selectSingleNode("assessmentcontrol");
if (el_control != null) {
String feedbackswitch = el_control.attributeValue("feedbackswitch");
String hintswitch = el_control.attributeValue("hintswitch");
String solutionswitch = el_control.attributeValue("solutionswitch");
boolean feedback = (feedbackswitch == null) ? true : feedbackswitch.equals("Yes");
boolean hints = (hintswitch == null) ? true : hintswitch.equals("Yes");
boolean solutions = (solutionswitch == null) ? true : solutionswitch.equals("Yes");
switches = new Switches(feedback, hints, solutions);
}
// scoring model and outcomes processing
Element el_outpro = (Element) el_assessment.selectSingleNode("outcomes_processing");
if (el_outpro != null) {
// get the scoring model: we need it later for calculating the score
// <!ENTITY % I_ScoreModel " scoremodel CDATA #IMPLIED">
scoremodel = el_outpro.attributeValue("scoremodel");
// may be null -> then assume SumOfScores
// set the cutvalue if given (only variable score)
cutvalue =
QTIHelper.getFloatAttribute(el_outpro, "outcomes/decvar[@varname='SCORE']", "cutvalue");
List<?> el_oft = el_outpro.selectNodes("outcomes_feedback_test");
if (el_oft.size() != 0) {
feedbacktesting = true;
}
}
initSections(el_assessment, switches);
init();
}