/*
* Copyright 2011 CAST, Inc.
*
* This file is part of the UDL Curriculum Toolkit:
* see <http://code.google.com/p/udl-curriculum-toolkit>.
*
* The UDL Curriculum Toolkit is free software: you can redistribute and/or
* modify it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* The UDL Curriculum Toolkit is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this software. If not, see <http://www.gnu.org/licenses/>.
*/
package org.cast.isi.panel;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.html.panel.Panel;
import org.apache.wicket.model.IModel;
import org.cast.cwm.CwmApplication;
import org.cast.cwm.data.Prompt;
import org.cast.cwm.data.Response;
import org.cast.cwm.data.Role;
import org.cast.cwm.data.User;
import org.cast.isi.ISISession;
import org.cast.isi.data.ContentLoc;
import org.cast.isi.data.PromptType;
import org.cast.isi.service.ISIResponseService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* This panel creates a response for the three thumbs ratings: up, side, down
*
*/
public class ThumbPanel extends Panel {
private static final long serialVersionUID = 1L;
@SuppressWarnings("unused")
private static final Logger log = LoggerFactory.getLogger(ThumbPanel.class);
protected boolean readOnly = false;
protected ContentLoc contentLoc;
/**
* @param id - the wicket id
* @param contentLoc - the location in the document - replaces pagename
* @param xmlId - the xml id of this element - needed for multi instances per page
*/
public ThumbPanel(String id, ContentLoc contentLoc, String xmlId) {
super(id);
this.setOutputMarkupId(true);
this.contentLoc = contentLoc;
addButton("up");
addButton("side");
addButton("down");
ISISession session = ISISession.get();
IModel<User> mUser = session.getTargetUserModel();
// If teacher logged in, show ratings of the student they are looking at.
boolean isTeacher = ISISession.get().getUser().getRole().subsumes(Role.TEACHER);
if (isTeacher)
readOnly = true;
// Set up the prompt and response for this thumb panel
IModel<Prompt> mPrompt = ISIResponseService.get().getOrCreatePrompt(PromptType.RATING_THUMB, contentLoc, xmlId);
IModel<Response> mResponse = ISIResponseService.get().getResponseForPrompt(mPrompt, mUser);
if (mResponse == null || mResponse.getObject() == null && !readOnly)
// TODO: this isn't really the correct ResponseType, but it's what we've used in the past.
mResponse = ISIResponseService.get().newResponse(mUser, CwmApplication.get().getResponseType("TEXT"), mPrompt);
setDefaultModel(mResponse);
}
/**
* Add one button for each type of thumb name
* @param buttonName
*/
protected void addButton(final String buttonName) {
AjaxLink<Void> link = new AjaxLink<Void>(buttonName) {
private static final long serialVersionUID = 1L;
@Override
public boolean isEnabled() {
if (readOnly)
return false;
// The currently selected rating is disabled
return (!buttonName.equals(ThumbPanel.this.getDefaultModelObjectAsString()));
}
@SuppressWarnings("unchecked")
@Override
public void onClick(AjaxRequestTarget target) {
ISIResponseService.get().saveTextResponse(((IModel<Response>)ThumbPanel.this.getDefaultModel()), buttonName, contentLoc.getLocation());
target.addChildren(ThumbPanel.this, AjaxLink.class);
}
@Override
protected void onComponentTag(ComponentTag tag) {
// if the current button is selected, set the class info for the background color
String tagAttribute = null;
if (ThumbPanel.this.getDefaultModelObject() != null && buttonName.equals(((Response)ThumbPanel.this.getDefaultModel().getObject()).getText())) {
tagAttribute = tag.getAttribute("class");
tag.put("class", tagAttribute + " current");
}
super.onComponentTag(tag);
}
};
add(link);
link.setOutputMarkupId(true);
}
}