Java tutorial
/** * Copyright (c) 2008-2012 The Sakai Foundation * * Licensed under the Educational Community License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.osedu.org/licenses/ECL-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.sakaiproject.profile2.tool.pages.panels; import org.apache.log4j.Logger; import org.apache.wicket.AttributeModifier; import org.apache.wicket.Component; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.markup.html.form.AjaxFallbackButton; import org.apache.wicket.markup.html.WebMarkupContainer; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.markup.html.form.TextField; import org.apache.wicket.markup.html.panel.Panel; import org.apache.wicket.model.Model; import org.apache.wicket.model.PropertyModel; import org.apache.wicket.model.ResourceModel; import org.apache.wicket.model.StringResourceModel; import org.apache.wicket.spring.injection.annot.SpringBean; import org.sakaiproject.api.common.edu.person.SakaiPerson; import org.sakaiproject.profile2.logic.ProfileLogic; import org.sakaiproject.profile2.logic.ProfileWallLogic; import org.sakaiproject.profile2.logic.SakaiProxy; import org.sakaiproject.profile2.model.UserProfile; import org.sakaiproject.profile2.util.ProfileConstants; public class MyStudentEdit extends Panel { private static final long serialVersionUID = 1L; private static final Logger log = Logger.getLogger(MyStudentEdit.class); @SpringBean(name = "org.sakaiproject.profile2.logic.SakaiProxy") private SakaiProxy sakaiProxy; @SpringBean(name = "org.sakaiproject.profile2.logic.ProfileWallLogic") private ProfileWallLogic wallLogic; @SpringBean(name = "org.sakaiproject.profile2.logic.ProfileLogic") private ProfileLogic profileLogic; public MyStudentEdit(final String id, final UserProfile userProfile) { super(id); //heading add(new Label("heading", new ResourceModel("heading.student.edit"))); //setup form Form form = new Form("form", new Model(userProfile)); form.setOutputMarkupId(true); //form submit feedback final Label formFeedback = new Label("formFeedback"); formFeedback.setOutputMarkupPlaceholderTag(true); form.add(formFeedback); //add warning message if superUser and not editing own profile Label editWarning = new Label("editWarning"); editWarning.setVisible(false); if (sakaiProxy.isSuperUserAndProxiedToUser(userProfile.getUserUuid())) { editWarning.setDefaultModel(new StringResourceModel("text.edit.other.warning", null, new Object[] { userProfile.getDisplayName() })); editWarning.setEscapeModelStrings(false); editWarning.setVisible(true); } form.add(editWarning); //course WebMarkupContainer courseContainer = new WebMarkupContainer("courseContainer"); courseContainer.add(new Label("courseLabel", new ResourceModel("profile.course"))); TextField course = new TextField("course", new PropertyModel(userProfile, "course")); course.setMarkupId("courseinput"); course.setOutputMarkupId(true); courseContainer.add(course); form.add(courseContainer); //subjects WebMarkupContainer subjectsContainer = new WebMarkupContainer("subjectsContainer"); subjectsContainer.add(new Label("subjectsLabel", new ResourceModel("profile.subjects"))); TextField subjects = new TextField("subjects", new PropertyModel(userProfile, "subjects")); subjects.setMarkupId("subjectsinput"); subjects.setOutputMarkupId(true); subjectsContainer.add(subjects); form.add(subjectsContainer); //submit button AjaxFallbackButton submitButton = new AjaxFallbackButton("submit", new ResourceModel("button.save.changes"), form) { private static final long serialVersionUID = 1L; protected void onSubmit(AjaxRequestTarget target, Form form) { // save() form, show message, then load display panel if (save(form)) { // post update event sakaiProxy.postEvent(ProfileConstants.EVENT_PROFILE_STUDENT_UPDATE, "/profile/" + userProfile.getUserUuid(), true); //post to wall if enabled if (true == sakaiProxy.isWallEnabledGlobally() && false == sakaiProxy.isSuperUserAndProxiedToUser(userProfile.getUserUuid())) { wallLogic.addNewEventToWall(ProfileConstants.EVENT_PROFILE_STUDENT_UPDATE, sakaiProxy.getCurrentUserId()); } // repaint panel Component newPanel = new MyStudentDisplay(id, userProfile); newPanel.setOutputMarkupId(true); MyStudentEdit.this.replaceWith(newPanel); if (target != null) { target.add(newPanel); // resize iframe target.appendJavaScript("setMainFrameHeight(window.name);"); } } else { // String js = // "alert('Failed to save information. Contact your system administrator.');"; // target.prependJavascript(js); formFeedback.setDefaultModel(new ResourceModel("error.profile.save.academic.failed")); formFeedback.add(new AttributeModifier("class", true, new Model<String>("save-failed-error"))); target.add(formFeedback); } } }; form.add(submitButton); //cancel button AjaxFallbackButton cancelButton = new AjaxFallbackButton("cancel", new ResourceModel("button.cancel"), form) { private static final long serialVersionUID = 1L; protected void onSubmit(AjaxRequestTarget target, Form form) { Component newPanel = new MyStudentDisplay(id, userProfile); newPanel.setOutputMarkupId(true); MyStudentEdit.this.replaceWith(newPanel); if (target != null) { target.add(newPanel); //resize iframe target.appendJavaScript("setMainFrameHeight(window.name);"); //need a scrollTo action here, to scroll down the page to the section } } }; cancelButton.setDefaultFormProcessing(false); form.add(cancelButton); //add form to page add(form); } private boolean save(Form form) { //get the backing model UserProfile userProfile = (UserProfile) form.getModelObject(); SakaiPerson sakaiPerson = sakaiProxy.getSakaiPerson(userProfile.getUserUuid()); sakaiPerson.setEducationCourse(userProfile.getCourse()); sakaiPerson.setEducationSubjects(userProfile.getSubjects()); //update SakaiPerson if (profileLogic.saveUserProfile(sakaiPerson)) { log.info("Saved SakaiPerson for: " + userProfile.getUserUuid()); return true; } else { log.info("Couldn't save SakaiPerson for: " + userProfile.getUserUuid()); return false; } } }