/**
* OLAT - Online Learning and Training<br>
* http://www.olat.org
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Copyright (c) since 2004 at Multimedia- & E-Learning Services (MELS),<br>
* University of Zurich, Switzerland.
* <hr>
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* This file has been modified by the OpenOLAT community. Changes are licensed
* under the Apache 2.0 license as the original file.
*/
package org.olat.ims.qti.editor;
import java.util.List;
import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.Component;
import org.olat.core.gui.components.velocity.VelocityContainer;
import org.olat.core.gui.control.Controller;
import org.olat.core.gui.control.ControllerEventListener;
import org.olat.core.gui.control.Event;
import org.olat.core.gui.control.WindowControl;
import org.olat.core.gui.control.controller.BasicController;
import org.olat.core.gui.control.generic.closablewrapper.CloseableModalController;
import org.olat.core.gui.control.generic.modal.DialogBoxController;
import org.olat.core.gui.control.generic.modal.DialogBoxUIFactory;
import org.olat.core.gui.translator.Translator;
import org.olat.core.helpers.Settings;
import org.olat.ims.qti.editor.beecom.objects.FIBQuestion;
import org.olat.ims.qti.editor.beecom.objects.FIBResponse;
import org.olat.ims.qti.editor.beecom.objects.Item;
import org.olat.ims.qti.editor.beecom.objects.Material;
import org.olat.ims.qti.editor.beecom.objects.Mattext;
import org.olat.ims.qti.editor.beecom.objects.Response;
/**
* Initial Date: Oct 21, 2004 <br>
*
* @author mike
*/
public class FIBItemController extends BasicController implements ControllerEventListener {
private VelocityContainer main;
private Item item;
private QTIEditorPackage qtiPackage;
private boolean surveyMode = false;
private DialogBoxController delYesNoCtrl;
private boolean restrictedEdit;
private Material editQuestion;
private Response editResponse;
private CloseableModalController dialogCtr;
private MaterialFormController matFormCtr;
/**
* @param item
* @param qtiPackage
* @param trnsltr
* @param wControl
*/
public FIBItemController(UserRequest ureq, WindowControl wControl,
Item item, QTIEditorPackage qtiPackage, Translator trnsltr, boolean restrictedEdit) {
super(ureq, wControl, trnsltr);
this.restrictedEdit = restrictedEdit;
this.item = item;
this.qtiPackage = qtiPackage;
main = createVelocityContainer("fibitem", "tab_fibItem");
main.contextPut("question", item.getQuestion());
surveyMode = qtiPackage.getQTIDocument().isSurvey();
main.contextPut("isSurveyMode", surveyMode ? "true" : "false");
main.contextPut("isRestrictedEdit", restrictedEdit ? Boolean.TRUE : Boolean.FALSE);
String mediaBaseUrl = qtiPackage.getMediaBaseURL();
if(mediaBaseUrl != null && !mediaBaseUrl.startsWith("http")) {
mediaBaseUrl = Settings.getServerContextPathURI() + mediaBaseUrl;
}
main.contextPut("mediaBaseURL", mediaBaseUrl);
putInitialPanel(main);
}
/**
* @see org.olat.core.gui.control.DefaultController#event(org.olat.core.gui.UserRequest,
* org.olat.core.gui.components.Component, org.olat.core.gui.control.Event)
*/
@Override
public void event(UserRequest ureq, Component source, Event event) {
if (source == main) {
// olat::: as: improve easy fix since almost all operations change the main vc.
main.setDirty(true);
String cmd = event.getCommand();
String sPosid = ureq.getParameter("posid");
int posid = 0;
if (sPosid != null) posid = Integer.parseInt(sPosid);
if (cmd.equals("up")) {
List<Response> elements = item.getQuestion().getResponses();
if (posid > 0 && posid < item.getQuestion().getResponses().size()) {
Response obj = elements.remove(posid);
elements.add(posid - 1, obj);
} else {
logError("posid doesn't match responses length: " + posid + "/" + elements.size(), null);
}
} else if (cmd.equals("down")) {
List<Response> elements = item.getQuestion().getResponses();
if (posid >= 0 && posid < elements.size() - 1) {
Response obj = elements.remove(posid);
elements.add(posid + 1, obj);
} else {
logError("posid doesn't match responses length: " + posid + "/" + elements.size(), null);
}
} else if (cmd.equals("editq")) {
editQuestion = item.getQuestion().getQuestion();
displayMaterialFormController(ureq, editQuestion, restrictedEdit);
} else if (cmd.equals("editr")) {
List<Response> elements = item.getQuestion().getResponses();
if (posid >= 0 && posid < elements.size()) {
editResponse = elements.get(posid);
Material responseMat = elements.get(posid).getContent();
displayMaterialFormController(ureq, responseMat, restrictedEdit);
} else {
logError("posid doesn't match responses length: " + posid + "/" + elements.size(), null);
}
} else if (cmd.equals("addtext")) {
FIBQuestion fib = (FIBQuestion) item.getQuestion();
FIBResponse response = new FIBResponse();
response.setType(FIBResponse.TYPE_CONTENT);
Material mat = new Material();
mat.add(new Mattext(translate("newtextelement")));
response.setContent(mat);
fib.getResponses().add(response);
} else if (cmd.equals("addblank")) {
FIBQuestion fib = (FIBQuestion) item.getQuestion();
FIBResponse response = new FIBResponse();
response.setType(FIBResponse.TYPE_BLANK);
response.setCorrectBlank("");
response.setPoints(1f); // default value
fib.getResponses().add(response);
} else if (cmd.equals("del")) {
delYesNoCtrl = DialogBoxUIFactory.createYesNoDialog(ureq, getWindowControl(), null, translate("confirm.delete.element"));
listenTo(delYesNoCtrl);
delYesNoCtrl.setUserObject(new Integer(posid));
delYesNoCtrl.activate();
} else if (cmd.equals("sfib")) { // submit fib
FIBQuestion question = (FIBQuestion) item.getQuestion();
// Survey specific variables
if (surveyMode) {
List<Response> responses = question.getResponses();
for (int i = 0; i < responses.size(); i++) {
FIBResponse response = (FIBResponse) responses.get(i);
if (FIBResponse.TYPE_BLANK.equals(response.getType())) {
// Set size of input field
String size = ureq.getParameter("size_q" + i);
if (size != null) response.setSizeFromString(size);
String maxLength = ureq.getParameter("maxl_q" + i);
if (maxLength != null) response.setMaxLengthFromString(maxLength);
}
}
} else {
// For all other cases, non-surveys
// set min/max values before single_correct !!
if (!restrictedEdit) {
// only in full edit mode the following fields are available:
// min_value, max_value, valuation_method
question.setMinValue(ureq.getParameter("min_value"));
question.setMaxValue(ureq.getParameter("max_value"));
question.setSingleCorrect("single".equals(ureq.getParameter("valuation_method")));
if (question.isSingleCorrect()) {
question.setSingleCorrectScore(ureq.getParameter("single_score"));
} else {
question.setSingleCorrectScore(0.0f);
}
}
NodeBeforeChangeEvent nce = new NodeBeforeChangeEvent();
nce.setItemIdent(item.getIdent());
List<Response> responses = question.getResponses();
for (int i = 0; i < responses.size(); i++) {
FIBResponse response = (FIBResponse) responses.get(i);
nce.setResponseIdent(response.getIdent());
fireEvent(ureq, nce);
response.setPoints(ureq.getParameter("points_q" + i));
if (FIBResponse.TYPE_BLANK.equals(response.getType())) {
response.setCorrectBlank(ureq.getParameter("content_q" + i));
// Set case sensitiveness
String caseSensitive = ureq.getParameter("case_q" + i);
if (caseSensitive == null) caseSensitive = "No";
response.setCaseSensitive(caseSensitive);
// Set size of input field
String size = ureq.getParameter("size_q" + i);
if (size != null) response.setSizeFromString(size);
String maxLength = ureq.getParameter("maxl_q" + i);
if (maxLength != null) response.setMaxLengthFromString(maxLength);
// find longest correct blank in all synonyms of
// correct answers, fix max lenght if a longer value
// is found
String[] allCorrect = response.getCorrectBlank().split(";");
int longestCorrect = 0;
for (int j = 0; j < allCorrect.length; j++) {
String singleCorrect = allCorrect[j];
if (singleCorrect.length() > longestCorrect) {
longestCorrect = singleCorrect.length();
}
}
if (longestCorrect > response.getMaxLength()) response.setMaxLength(longestCorrect);
}
}
}
}
qtiPackage.serializeQTIDocument();
}
}
/**
* @see org.olat.core.gui.control.DefaultController#event(org.olat.core.gui.UserRequest,
* org.olat.core.gui.control.Controller, org.olat.core.gui.control.Event)
*/
@Override
public void event(UserRequest ureq, Controller controller, Event event) {
if (controller == matFormCtr) {
if (event instanceof QTIObjectBeforeChangeEvent) {
QTIObjectBeforeChangeEvent qobce = (QTIObjectBeforeChangeEvent) event;
NodeBeforeChangeEvent nce = new NodeBeforeChangeEvent();
if (editQuestion != null) {
nce.setNewQuestionMaterial(qobce.getContent());
nce.setItemIdent(item.getIdent());
nce.setQuestionIdent(editQuestion.getId());
nce.setMatIdent(qobce.getId());
fireEvent(ureq, nce);
} else if (editResponse != null) {
nce.setNewResponseMaterial(qobce.getContent());
nce.setItemIdent(item.getIdent());
nce.setResponseIdent(editResponse.getIdent());
nce.setMatIdent(qobce.getId());
fireEvent(ureq, nce);
}
} else if (event == Event.DONE_EVENT || event == Event.CANCELLED_EVENT) {
if (event == Event.DONE_EVENT) {
qtiPackage.serializeQTIDocument();
// force rerendering of view
main.setDirty(true);
editQuestion = null;
editResponse = null;
}
// dispose controllers
dialogCtr.deactivate();
dialogCtr.dispose();
dialogCtr = null;
matFormCtr.dispose();
matFormCtr = null;
}
} else if (controller == dialogCtr) {
if (event == Event.CANCELLED_EVENT) {
// dispose modal dialog controller
dialogCtr.dispose();
dialogCtr = null;
matFormCtr.dispose();
matFormCtr = null;
}
} else if (controller == delYesNoCtrl) {
if(DialogBoxUIFactory.isYesEvent(event)) {
Integer posId = (Integer)delYesNoCtrl.getUserObject();
int pos = posId.intValue();
List<Response> responses = item.getQuestion().getResponses();
if(!responses.isEmpty() && pos < responses.size()) {
responses.remove(pos);
}
main.setDirty(true);//repaint
}
}
}
/**
* Displays the MaterialFormController in a closable box.
*
* @param ureq
* @param mat
* @param isRestrictedEditMode
*/
private void displayMaterialFormController(UserRequest ureq, Material mat, boolean isRestrictedEditMode) {
matFormCtr = new MaterialFormController(ureq, getWindowControl(), mat, qtiPackage, isRestrictedEditMode);
matFormCtr.addControllerListener(this);
dialogCtr = new CloseableModalController(getWindowControl(), "close",
matFormCtr.getInitialComponent(), true, translate("questionform_answer"));
matFormCtr.addControllerListener(dialogCtr);
dialogCtr.activate();
}
/**
* @see org.olat.core.gui.control.DefaultController#doDispose(boolean)
*/
@Override
protected void doDispose() {
main = null;
item = null;
if (dialogCtr != null) {
dialogCtr.dispose();
dialogCtr = null;
}
if (matFormCtr != null) {
matFormCtr.dispose();
matFormCtr = null;
}
}
}