/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.webui.portal;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import org.exoplatform.application.gadget.Gadget;
import org.exoplatform.application.gadget.GadgetRegistryService;
import org.exoplatform.application.registry.Application;
import org.exoplatform.application.registry.ApplicationCategory;
import org.exoplatform.application.registry.ApplicationRegistryService;
import org.exoplatform.portal.config.UserACL;
import org.exoplatform.portal.config.model.ApplicationType;
import org.exoplatform.portal.webui.util.Util;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UIContainer;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.event.EventListener;
/**
* Created by The eXo Platform SAS Author : Pham Thanh Tung thanhtungty@gmail.com Jun 11, 2009
*/
@ComponentConfig(template = "system:/groovy/portal/webui/application/UIApplicationList.gtmpl", events = { @EventConfig(listeners = UIApplicationList.SelectCategoryActionListener.class) })
public class UIApplicationList extends UIContainer {
private List<ApplicationCategory> categories;
private ApplicationCategory selectedCategory;
public UIApplicationList() {
}
public Application getApplication(String id) {
for (ApplicationCategory category : getCategories()) {
List<Application> items = category.getApplications();
for (Application item : items) {
if (item.getId().equals(id))
return item;
}
}
return null;
}
public ApplicationCategory getSelectedCategory() {
return selectedCategory;
}
public void setSelectedCategory(String categoryName) {
for (ApplicationCategory category : getCategories()) {
if (category.getName().equals(categoryName)) {
selectedCategory = category;
}
}
}
public List<Application> getApplications() {
if (selectedCategory == null)
return null;
String remoteUser = Util.getPortalRequestContext().getRemoteUser();
if (remoteUser == null || remoteUser.equals("")) {
return null;
}
UserACL userACL = getApplicationComponent(UserACL.class);
List<Application> allApps = selectedCategory.getApplications();
List<Application> apps = new ArrayList<Application>();
for (Application app : allApps) {
List<String> accessPermission = app.getAccessPermissions();
if (accessPermission == null || accessPermission.size() == 0) {
continue;
}
GadgetRegistryService gadgetService = getApplicationComponent(GadgetRegistryService.class);
for (String p : accessPermission) {
if (userACL.hasPermission(p)) {
if (ApplicationType.GADGET.equals(app.getType())) {
try {
Gadget gadget;
gadget = gadgetService.getGadget(app.getApplicationName());
if (gadget != null)
app.setIconURL(gadget.getThumbnail());
} catch (Exception e) {
}
}
apps.add(app);
break;
}
}
}
return apps;
}
public List<ApplicationCategory> getCategories() {
try {
// TODO: Handle concurrent requests associated with current session
if (categories == null) {
initAllCategories();
}
return categories;
} catch (Exception ex) {
return null;
}
}
private void initAllCategories() throws Exception {
String remoteUser = Util.getPortalRequestContext().getRemoteUser();
if (remoteUser == null || remoteUser.equals("")) {
return;
}
ApplicationRegistryService service = getApplicationComponent(ApplicationRegistryService.class);
UserACL userACL = getApplicationComponent(UserACL.class);
final Comparator<Application> appComparator = new Comparator<Application>() {
public int compare(Application p_1, Application p_2) {
return p_1.getDisplayName().compareToIgnoreCase(p_2.getDisplayName());
}
};
final Comparator<ApplicationCategory> cateComparator = new Comparator<ApplicationCategory>() {
public int compare(ApplicationCategory p_1, ApplicationCategory p_2) {
return p_1.getDisplayName(true).compareToIgnoreCase(p_2.getDisplayName(true));
}
};
List<ApplicationCategory> allCategories = service.getApplicationCategories(remoteUser);
categories = new ArrayList<ApplicationCategory>();
for (ApplicationCategory category : allCategories) {
List<Application> apps = category.getApplications();
List<String> accessPermission = category.getAccessPermissions();
if (accessPermission == null) {
continue;
}
for (String p : accessPermission) {
if (userACL.hasPermission(p)) {
if (apps.size() > 0) {
Collections.sort(apps, appComparator);
}
categories.add(category);
break;
}
}
}
if (categories.size() > 0) {
Collections.sort(categories, cateComparator);
selectedCategory = categories.get(0);
}
}
public static class SelectCategoryActionListener extends EventListener<UIApplicationList> {
public void execute(Event<UIApplicationList> event) throws Exception {
String category = event.getRequestContext().getRequestParameter(OBJECTID);
UIApplicationList uiApplicationList = event.getSource();
uiApplicationList.setSelectedCategory(category);
event.getRequestContext().addUIComponentToUpdateByAjax(uiApplicationList);
}
}
}