use of org.olat.ims.qti.container.AssessmentContext in project openolat by klemens.
the class MenuSectionNavigator method goToSection.
/**
* @see org.olat.qti.process.Navigator#goToSection(int)
*/
public void goToSection(int sectionPos) {
clearInfo();
AssessmentContext ac = getAssessmentContext();
SectionContext sc = ac.getSectionContext(sectionPos);
// check if section still open
if (!ac.isOpen()) {
getInfo().setError(QTIConstants.ERROR_ASSESSMENT_OUTOFTIME);
getInfo().setRenderItems(false);
} else if (!sc.isOpen()) {
getInfo().setError(QTIConstants.ERROR_SECTION_OUTOFTIME);
getInfo().setRenderItems(false);
} else {
getInfo().setStatus(QTIConstants.ASSESSMENT_RUNNING);
// show section info (title and description)
getInfo().setMessage(QTIConstants.MESSAGE_SECTION_INFODEMANDED);
getInfo().setRenderItems(true);
ac.setCurrentSectionContextPos(sectionPos);
sc = ac.getCurrentSectionContext();
startSection(sc);
}
getAssessmentInstance().persist();
}
use of org.olat.ims.qti.container.AssessmentContext in project openolat by klemens.
the class SequentialItemNavigator method goToSection.
/**
* @see org.olat.ims.qti.navigator.Navigator#goToSection(int)
*/
public void goToSection(int sectionPos) {
AssessmentContext ac = getAssessmentContext();
ac.setCurrentSectionContextPos(sectionPos);
getInfo().setMessage(QTIConstants.MESSAGE_SECTION_INFODEMANDED);
}
use of org.olat.ims.qti.container.AssessmentContext in project openolat by klemens.
the class SequentialSectionNavigator method submitItems.
/**
* @see org.olat.qti.process.Navigator#submitItem(org.olat.qti.process.ItemsInput)
*/
public void submitItems(ItemsInput curitsinp) {
clearInfo();
int st = submitMultipleItems(curitsinp);
SectionContext sc = getAssessmentContext().getCurrentSectionContext();
if (st != QTIConstants.SECTION_SUBMITTED) {
// we could not submit the section (out of time is the only reason),
// display a error msg above the next section or assessment-finished-text
getInfo().setError(st);
getInfo().setRenderItems(true);
} else {
// section was successfully submitted
// increase times answered of section
sc.sectionWasSubmitted();
// calculate any section feedback
sc.eval();
if (sc.isFeedbackavailable()) {
Output outp = sc.getOutput();
getInfo().setCurrentOutput(outp);
getInfo().setFeedback(true);
}
getInfo().setMessage(QTIConstants.MESSAGE_SECTION_SUBMITTED);
getInfo().setRenderItems(true);
}
// find next section
AssessmentContext ac = getAssessmentContext();
int secPos = ac.getCurrentSectionContextPos();
int secPosMax = ac.getSectionContextCount() - 1;
if (!ac.isOpen()) {
getInfo().setError(QTIConstants.ERROR_ASSESSMENT_OUTOFTIME);
getInfo().setRenderItems(false);
submitAssessment();
} else if (secPos == secPosMax)
submitAssessment();
else {
while (secPos < secPosMax) {
// there are still further section(s)
secPos++;
if (ac.getSectionContext(secPos).getItemContextCount() != 0)
break;
}
if (secPos == secPosMax && ac.getSectionContext(secPos).getItemContextCount() == 0) {
// reached last section but section is empty -> finish assessment
submitAssessment();
} else {
ac.setCurrentSectionContextPos(secPos);
startSection(ac.getCurrentSectionContext());
}
}
getAssessmentInstance().persist();
}
use of org.olat.ims.qti.container.AssessmentContext in project openolat by klemens.
the class ResultsBuilder method getResDoc.
/**
* Method getResDoc.
*
* @param ai The assessment instance
* @param locale The users locale
* @param identity
* @return Document The XML document
*/
public Document getResDoc(AssessmentInstance ai, Locale locale, Identity identity) {
AssessmentContext ac = ai.getAssessmentContext();
DocumentFactory df = DocumentFactory.getInstance();
Document res_doc = df.createDocument();
Element root = df.createElement("qti_result_report");
res_doc.setRootElement(root);
Element result = root.addElement("result");
Element extension_result = result.addElement("extension_result");
String baseUrl = ai.getResolver().getStaticsBaseURI() + "/";
// extension_result.
for (int i = 0; i < ac.getSectionContextCount(); i++) {
SectionContext sectionCtx = ac.getSectionContext(i);
for (int j = 0; j < sectionCtx.getItemContextCount(); j++) {
// OO-148
// on some occasions this did throw an IllegalAddException
// because el_item had already a parent.
// make a clone for adding to extension_result
Element el_item = (Element) sectionCtx.getItemContext(j).getEl_item().clone();
recurseMattextForMediaURLFiltering(baseUrl, el_item);
extension_result.add(el_item);
}
}
// add ims cp id for any media references
addStaticsPath(extension_result, ai);
// add assessment_result
// Add User information
Element context = result.addElement("context");
User user = identity.getUser();
String name = user.getProperty(UserConstants.FIRSTNAME, locale) + " " + user.getProperty(UserConstants.LASTNAME, locale);
String instId = user.getProperty(UserConstants.INSTITUTIONALUSERIDENTIFIER, locale);
String instName = user.getProperty(UserConstants.INSTITUTIONALNAME, locale);
if (instId == null)
instId = "N/A";
context.addElement("name").addText(name);
String institution;
if (instName == null) {
institution = "N/A";
} else {
institution = instName;
}
// Add institutional identifier (e.g. Matrikelnummer)
Element generic_identifier = context.addElement("generic_identifier");
generic_identifier.addElement("type_label").addText(institution);
generic_identifier.addElement("identifier_string").addText(instId);
// Add start and stop date formatted as datetime
Element beginDate = context.addElement("date");
beginDate.addElement("type_label").addText("Start");
beginDate.addElement("datetime").addText(Formatter.formatDatetime(new Date(ac.getTimeOfStart())));
Element stopDate = context.addElement("date");
stopDate.addElement("type_label").addText("Stop");
stopDate.addElement("datetime").addText(Formatter.formatDatetime(new Date(ac.getTimeOfStop())));
Element ares = result.addElement("assessment_result");
ares.addAttribute("ident_ref", ac.getIdent());
if (ac.getTitle() != null) {
ares.addAttribute("asi_title", ac.getTitle());
}
// process assessment score
Element a_score = ares.addElement("outcomes").addElement("score");
a_score.addAttribute("varname", "SCORE");
String strVal = StringHelper.formatFloat(ac.getScore(), 2);
a_score.addElement("score_value").addText(strVal);
strVal = ac.getMaxScore() == -1.0f ? "N/A" : StringHelper.formatFloat(ac.getMaxScore(), 2);
a_score.addElement("score_max").addText(strVal);
strVal = ac.getCutvalue() == -1.0f ? "N/A" : StringHelper.formatFloat(ac.getCutvalue(), 2);
a_score.addElement("score_cut").addText(strVal);
addElementText(ares, "duration", QTIHelper.getISODuration(ac.getDuration()));
addElementText(ares, "num_sections", "" + ac.getSectionContextCount());
addElementText(ares, "num_sections_presented", "0");
addElementText(ares, "num_items", "" + ac.getItemContextCount());
addElementText(ares, "num_items_presented", "" + ac.getItemsPresentedCount());
addElementText(ares, "num_items_attempted", "" + ac.getItemsAttemptedCount());
// add section_result
int secnt = ac.getSectionContextCount();
for (int i = 0; i < secnt; i++) {
SectionContext secc = ac.getSectionContext(i);
Element secres = ares.addElement("section_result");
secres.addAttribute("ident_ref", secc.getIdent());
if (secc.getTitle() != null) {
secres.addAttribute("asi_title", secc.getTitle());
}
addElementText(secres, "duration", QTIHelper.getISODuration(secc.getDuration()));
addElementText(secres, "num_items", "" + secc.getItemContextCount());
addElementText(secres, "num_items_presented", "" + secc.getItemsPresentedCount());
addElementText(secres, "num_items_attempted", "" + secc.getItemsAttemptedCount());
// process section score
Element sec_score = secres.addElement("outcomes").addElement("score");
sec_score.addAttribute("varname", "SCORE");
strVal = secc.getScore() == -1.0f ? "N/A" : "" + StringHelper.formatFloat(secc.getScore(), 2);
sec_score.addElement("score_value").addText(strVal);
strVal = secc.getMaxScore() == -1.0f ? "N/A" : "" + StringHelper.formatFloat(secc.getMaxScore(), 2);
sec_score.addElement("score_max").addText(strVal);
strVal = secc.getCutValue() == -1 ? "N/A" : "" + secc.getCutValue();
sec_score.addElement("score_cut").addText(strVal);
// iterate over all items in this section context
List<ItemContext> itemsc = secc.getSectionItemContexts();
for (Iterator<ItemContext> it_it = itemsc.iterator(); it_it.hasNext(); ) {
ItemContext itemc = it_it.next();
Element itres = secres.addElement("item_result");
itres.addAttribute("ident_ref", itemc.getIdent());
itres.addAttribute("asi_title", itemc.getEl_item().attributeValue("title"));
Element it_duration = itres.addElement("duration");
it_duration.addText(QTIHelper.getISODuration(itemc.getTimeSpent()));
// process item score
DecimalVariable scoreVar = (DecimalVariable) (itemc.getVariables().getSCOREVariable());
Element it_score = itres.addElement("outcomes").addElement("score");
it_score.addAttribute("varname", "SCORE");
it_score.addElement("score_value").addText(StringHelper.formatFloat(scoreVar.getTruncatedValue(), 2));
strVal = scoreVar.hasMinValue() ? "" + scoreVar.getMinValue() : "0.0";
it_score.addElement("score_min").addText(strVal);
strVal = scoreVar.hasMaxValue() ? "" + scoreVar.getMaxValue() : "N/A";
it_score.addElement("score_max").addText(strVal);
strVal = scoreVar.hasCutValue() ? "" + scoreVar.getCutValue() : "N/A";
it_score.addElement("score_cut").addText(strVal);
Element el_item = itemc.getEl_item();
Map<String, Element> res_responsehash = new HashMap<>(3);
// iterate over all responses of this item
List resps = el_item.selectNodes(".//response_lid|.//response_xy|.//response_str|.//response_num|.//response_grp");
for (Iterator it_resp = resps.iterator(); it_resp.hasNext(); ) {
Element resp = (Element) it_resp.next();
String ident = resp.attributeValue("ident");
String rcardinality = resp.attributeValue("rcardinality");
String rtiming = resp.attributeValue("rtiming");
// add new response
Element res_response = itres.addElement("response");
res_response.addAttribute("ident_ref", ident);
// enable lookup of
res_responsehash.put(ident, res_response);
// @identref of <response>
// (needed with <varequal>
// elements
// add new response_form
// <response_lid ident="MR01" rcardinality="Multiple" rtiming="No">
Element res_responseform = res_response.addElement("response_form");
res_responseform.addAttribute("cardinality", rcardinality);
res_responseform.addAttribute("timing", rtiming);
String respName = resp.getName();
String type = respName.substring(respName.indexOf("_") + 1);
res_responseform.addAttribute("response_type", type);
// add user answer
ItemInput itemInp = itemc.getItemInput();
Translator trans = Util.createPackageTranslator(QTIModule.class, locale);
if (itemInp == null) {
// user did not answer this question at all
res_response.addElement("response_value").addText(trans.translate("ResBuilder.NoAnswer"));
} else {
List<String> userAnswer = itemInp.getAsList(ident);
if (userAnswer == null) {
// user did not answer this question at
// all
res_response.addElement("response_value").addText(trans.translate("ResBuilder.NoAnswer"));
} else {
// simply click send)
for (Iterator<String> it_ans = userAnswer.iterator(); it_ans.hasNext(); ) {
res_response.addElement("response_value").addText(it_ans.next());
}
}
}
}
/*
* The simple element correct_response can only list correct elements,
* that is, no "or" or "and" elements may be in the conditionvar.
* Pragmatic solution: if condition has ors or ands, then put whole
* conditionvar into <extension_response> (proprietary), and for easier
* cases (just "varequal" "not" elements) use correct_response.
*/
// keys: respIdents, values: HashSet
Map<String, Set<String>> corr_answers = new HashMap<>();
// of correct answers for this
// respIdent
List respconds = el_item.selectNodes(".//respcondition");
for (Iterator it_respc = respconds.iterator(); it_respc.hasNext(); ) {
Element el_respc = (Element) it_respc.next();
// check for add/set in setvar elements (check for single instance
// only -> spec allows for multiple instances)
Element el_setvar = (Element) el_respc.selectSingleNode(".//setvar");
if (el_setvar == null)
continue;
if (el_setvar.attributeValue("action").equals("Add") || el_setvar.attributeValue("action").equals("Set")) {
// This resrocessing gives points -> assume correct answer
float numPoints = 0;
try {
numPoints = Float.parseFloat(el_setvar.getTextTrim());
} catch (NumberFormatException nfe) {
//
}
if (numPoints <= 0)
continue;
Element conditionvar = (Element) el_respc.selectSingleNode(".//conditionvar");
// there is an evaluation defined (a "resprocessing" element exists)
// if (xpath(count(.//varequal) + count(.//not) = count(.//*)) is
// true, then there are only "not" and "varequal" elements
XPath xCanHandle = DocumentHelper.createXPath("count(.//varequal) + count(.//not) = count(.//*)");
boolean canHandle = xCanHandle.matches(conditionvar);
if (!canHandle) {
// maybe we have <condvar> <and> <...>, try again
Element el_and = (Element) conditionvar.selectSingleNode("and");
if (el_and != null) {
canHandle = xCanHandle.matches(el_and);
if (canHandle) {
// simultate the el_and to be the conditionvar
conditionvar = el_and;
}
} else {
// and finally, maybe we have an <or> element ..
Element el_or = (Element) conditionvar.selectSingleNode("or");
if (el_or != null) {
canHandle = xCanHandle.matches(el_or);
if (canHandle) {
// simultate the el_and to be the conditionvar
conditionvar = el_or;
}
}
}
}
if (!canHandle) {
// qti res 1.2.1 can't handle it
Element condcopy = conditionvar.createCopy();
itres.addElement("extension_item_result").add(condcopy);
} else {
/*
* easy case: get all varequal directly under the conditionvar
* element and assume the "not" elements do not contain "not"
* elements again... <!ELEMENT response (qti_comment? ,
* response_form? , num_attempts? , response_value* ,
* extension_response?)> <!ELEMENT response_form
* (correct_response* , extension_responseform?)> <!ELEMENT
* correct_response (#PCDATA)>
*/
List vareqs = conditionvar.selectNodes("./varequal");
for (Iterator it_vareq = vareqs.iterator(); it_vareq.hasNext(); ) {
/*
* get the identifier of the response, so that we can attach the
* <correct_response> to the right <response> element quote: ims
* qti asi xml binding :3.6.23.1 <varequal> Element: respident
* (required). The identifier of the corresponding
* <response_lid>, <response_xy>, etc. element (this was
* assigned using its ident attribute).
*/
Element vareq = (Element) it_vareq.next();
String respIdent = vareq.attributeValue("respident");
Set<String> respIdent_corr_answers = corr_answers.get(respIdent);
if (respIdent_corr_answers == null)
respIdent_corr_answers = new HashSet<String>(3);
respIdent_corr_answers.add(vareq.getText());
corr_answers.put(respIdent, respIdent_corr_answers);
}
// for varequal
}
// else varequal
}
// add/set setvar
}
// for resprocessing
Set<String> resp_ids = corr_answers.keySet();
for (Iterator<String> idents = resp_ids.iterator(); idents.hasNext(); ) {
String respIdent = idents.next();
Set<String> respIdent_corr_answers = corr_answers.get(respIdent);
Element res_response = res_responsehash.get(respIdent);
Element res_respform = res_response.element("response_form");
for (Iterator<String> iter = respIdent_corr_answers.iterator(); iter.hasNext(); ) {
String answer = iter.next();
res_respform.addElement("correct_response").addText(answer);
}
}
}
// for response_xy
}
return res_doc;
}
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