| /* |
| * Copyright 2005 Sun Microsystems, Inc. |
| * |
| * Licensed under the Apache 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.apache.org/licenses/LICENSE-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.apache.roller.weblogger.planet.ui; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Set; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.roller.RollerException; |
| import org.apache.roller.planet.business.PlanetManager; |
| import org.apache.roller.planet.business.fetcher.FeedFetcher; |
| import org.apache.roller.planet.pojos.PlanetGroup; |
| import org.apache.roller.planet.pojos.Subscription; |
| import org.apache.roller.weblogger.business.WebloggerFactory; |
| import org.apache.roller.weblogger.pojos.GlobalPermission; |
| import org.apache.struts2.convention.annotation.AllowedMethods; |
| |
| |
| /** |
| * Manage planet group subscriptions, default group is "all". |
| */ |
| // TODO: make this work @AllowedMethods({"execute","save","delete"}) |
| public class PlanetSubscriptions extends PlanetUIAction { |
| |
| private static final Log LOGGER = LogFactory.getLog(PlanetSubscriptions.class); |
| |
| // id of the group we are working in |
| private String groupHandle = null; |
| |
| // the planet group we are working in |
| private PlanetGroup group = null; |
| |
| // the subscription to deal with |
| private String subUrl = null; |
| |
| |
| public PlanetSubscriptions() { |
| this.actionName = "planetSubscriptions"; |
| this.desiredMenu = "admin"; |
| this.pageTitle = "planetSubscriptions.title"; |
| } |
| |
| |
| @Override |
| public List<String> requiredGlobalPermissionActions() { |
| return Collections.singletonList(GlobalPermission.ADMIN); |
| } |
| |
| @Override |
| public boolean isWeblogRequired() { |
| return false; |
| } |
| |
| |
| @Override |
| public void myPrepare() { |
| |
| PlanetManager pmgr = WebloggerFactory.getWeblogger().getPlanetManager(); |
| |
| // lookup group we are operating on, if none specified then use default |
| if (getGroupHandle() == null) { |
| setGroupHandle("all"); |
| } |
| |
| try { |
| setGroup(pmgr.getGroup(getPlanet(), getGroupHandle())); |
| } catch (RollerException ex) { |
| LOGGER.error("Error looking up planet group - " + getGroupHandle(), ex); |
| } |
| } |
| |
| |
| /** |
| * Populate page model and forward to subscription page |
| */ |
| public String execute() { |
| return LIST; |
| } |
| |
| |
| /** |
| * Save subscription, add to current group |
| */ |
| public String save() { |
| |
| myValidate(); |
| |
| if(!hasActionErrors()) { |
| try { |
| PlanetManager pmgr = WebloggerFactory.getWeblogger().getPlanetManager(); |
| |
| // check if this subscription already exists before adding it |
| Subscription sub = pmgr.getSubscription(getSubUrl()); |
| if(sub == null) { |
| LOGGER.debug("Adding New Subscription - " + getSubUrl()); |
| |
| // sub doesn't exist yet, so we need to fetch it |
| FeedFetcher fetcher = WebloggerFactory.getWeblogger().getFeedFetcher(); |
| sub = fetcher.fetchSubscription(getSubUrl()); |
| |
| // save new sub |
| pmgr.saveSubscription(sub); |
| } else { |
| LOGGER.debug("Adding Existing Subscription - " + getSubUrl()); |
| |
| // Subscription already exists |
| addMessage("planetSubscription.foundExisting", sub.getTitle()); |
| } |
| |
| // add the sub to the group |
| group.getSubscriptions().add(sub); |
| sub.getGroups().add(group); |
| pmgr.saveGroup(group); |
| |
| // flush changes |
| WebloggerFactory.getWeblogger().flush(); |
| |
| // clear field after success |
| setSubUrl(null); |
| |
| addMessage("planetSubscription.success.saved"); |
| |
| } catch (RollerException ex) { |
| LOGGER.error("Unexpected error saving subscription", ex); |
| addError("planetSubscriptions.error.duringSave", ex.getRootCauseMessage()); |
| } |
| } |
| |
| return LIST; |
| } |
| |
| |
| /** |
| * Delete subscription, reset form |
| */ |
| public String delete() { |
| |
| if(getSubUrl() != null) { |
| try { |
| |
| PlanetManager pmgr = WebloggerFactory.getWeblogger().getPlanetManager(); |
| |
| // remove subscription |
| Subscription sub = pmgr.getSubscription(getSubUrl()); |
| getGroup().getSubscriptions().remove(sub); |
| sub.getGroups().remove(getGroup()); |
| pmgr.saveGroup(getGroup()); |
| WebloggerFactory.getWeblogger().flush(); |
| |
| // clear field after success |
| setSubUrl(null); |
| |
| addMessage("planetSubscription.success.deleted"); |
| |
| } catch (RollerException ex) { |
| LOGGER.error("Error removing planet subscription", ex); |
| addError("planetSubscription.error.deleting"); |
| } |
| } |
| |
| return LIST; |
| } |
| |
| |
| /** |
| * Validate posted subscription |
| */ |
| private void myValidate() { |
| |
| if(StringUtils.isEmpty(getSubUrl())) { |
| addError("planetSubscription.error.feedUrl"); |
| } |
| } |
| |
| |
| public List<Subscription> getSubscriptions() { |
| |
| List<Subscription> subs = Collections.emptyList(); |
| if(getGroup() != null) { |
| Set<Subscription> subsSet = getGroup().getSubscriptions(); |
| |
| // iterate over list and build display list |
| subs = new ArrayList<Subscription>(); |
| for (Subscription sub : subsSet) { |
| // only include external subs for display |
| if(!sub.getFeedURL().startsWith("weblogger:")) { |
| subs.add(sub); |
| } |
| } |
| } |
| |
| return subs; |
| } |
| |
| |
| public String getGroupHandle() { |
| return groupHandle; |
| } |
| |
| public void setGroupHandle(String groupHandle) { |
| this.groupHandle = groupHandle; |
| } |
| |
| public PlanetGroup getGroup() { |
| return group; |
| } |
| |
| public void setGroup(PlanetGroup group) { |
| this.group = group; |
| } |
| |
| public String getSubUrl() { |
| return subUrl; |
| } |
| |
| public void setSubUrl(String subUrl) { |
| this.subUrl = subUrl; |
| } |
| } |