001/*
002 *  Copyright 2010 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.plugins.workspaces.project.notification;
017
018import java.util.ArrayList;
019import java.util.List;
020import java.util.Map;
021import java.util.Observer;
022
023import org.apache.commons.lang.StringUtils;
024
025import org.ametys.core.observation.Event;
026import org.ametys.core.user.User;
027import org.ametys.core.user.UserIdentity;
028import org.ametys.plugins.explorer.ObservationConstants;
029import org.ametys.plugins.explorer.tasks.Task;
030import org.ametys.plugins.repository.AmetysObject;
031import org.ametys.plugins.workspaces.project.objects.Project;
032import org.ametys.plugins.workspaces.tasks.TasksWorkspaceModule;
033
034/**
035 * This {@link Observer} observes events on task to notify concerned users
036 *
037 */
038public class TaskMailNotifierObserver extends AbstractSendNotificationObserver
039{
040    @Override
041    public boolean supports(Event event)
042    {
043        return event.getId().equals(ObservationConstants.EVENT_TASK_CREATED)
044                || event.getId().equals(ObservationConstants.EVENT_TASK_ASSIGNED)
045                || event.getId().equals(ObservationConstants.EVENT_TASK_UPDATED)
046                || event.getId().equals(ObservationConstants.EVENT_TASK_STATUS_CHANGED)
047                || event.getId().equals(ObservationConstants.EVENT_TASK_DELETING);
048    }
049
050    @Override
051    protected void notifyEvent(Project project, String eventId, Map<String, Object> eventParams, User issuer)
052    {
053        Task task = (Task) eventParams.get(ObservationConstants.ARGS_TASK);
054        
055        // Subject
056        String mailSubjecti18nKey = _getSubjectI18nKey(eventId, eventParams);
057        List<String> mailSubjectParams = _getSubjectParams (eventId, project, issuer, eventParams);
058        
059        // Body
060        String mailBodyi18nKey = _getBodyI18nKey(eventId, eventParams);
061        List<String> mailBodyParams = _getBodyParams(eventId, project, issuer, eventParams);
062        
063        List<UserIdentity> recipients = getUsersToNotify(eventId, task);
064        
065        sendMail(eventId, recipients, mailBodyi18nKey, mailSubjecti18nKey, mailBodyParams, mailSubjectParams);
066
067    }
068
069    @Override
070    protected String getUrl(Project project, String objectId)
071    {
072        return getModuleUrl(project, TasksWorkspaceModule.TASK_MODULE_ID, null);
073    }
074    
075    @Override
076    protected String getRightIdForNotify()
077    {
078        // getUsersToNotify is overriden and do not check rights
079        return null;
080    }
081    
082    @Override
083    protected List<UserIdentity> getUsersToNotify(String eventId, AmetysObject object)
084    {
085        List<UserIdentity> users = new ArrayList<>();
086        
087        if (object instanceof Task)
088        {
089            // User in charge of the task
090            users.addAll(((Task) object).getAssignment());
091            
092            if (eventId.equals(ObservationConstants.EVENT_TASK_STATUS_CHANGED) || eventId.equals(ObservationConstants.EVENT_TASK_UPDATED) || eventId.equals(ObservationConstants.EVENT_TASK_DELETED))
093            {
094                // Add subscribers
095                users.addAll(((Task) object).getSubscribers());
096            }
097        }
098        
099        return users;
100    }
101    
102    /**
103     * Get the i18n subject key
104     * @param eventType The type of event
105     * @param eventParams The optional event parameters
106     * @return the i18 key
107     */
108    protected String _getSubjectI18nKey (String eventType, Map<String, Object> eventParams)
109    {
110        return "PROJECT_MAIL_NOTIFICATION_SUBJECT_" + StringUtils.replaceChars(eventType.toUpperCase(), '.', '_');
111    }
112    
113    /**
114     * Get the i18n parameters for subject key
115     * @param eventType The event type
116     * @param project The parent project
117     * @param issuer The user responsible of the action
118     * @param eventParams The optional event parameters
119     * @return the i18n parameters
120     */
121    protected List<String> _getSubjectParams (String eventType, Project project, User issuer, Map<String, Object> eventParams)
122    {
123        List<String> i18nparams = new ArrayList<>();
124        i18nparams.add(project.getTitle()); // {0}
125        
126        Task task = (Task) eventParams.get(ObservationConstants.ARGS_TASK);
127        if (task != null)
128        {
129            i18nparams.add(task.getLabel()); // {1}
130        }
131        return i18nparams;
132    }
133    
134    /**
135     * Get the i18n subject key
136     * @param eventType The type of event
137     * @param eventParams The optional event parameters
138     * @return the i18n key
139     */
140    protected String _getBodyI18nKey (String eventType, Map<String, Object> eventParams)
141    {
142        return "PROJECT_MAIL_NOTIFICATION_BODY_" + StringUtils.replaceChars(eventType.toUpperCase(), '.', '_');
143    }
144    
145    /**
146     * Get the i18n parameters for body key
147     * @param eventType The event type
148     * @param project The parent project
149     * @param issuer The user responsible of the action
150     * @param eventParams The optional event parameters
151     * @return he i18n parameters
152     */
153    protected List<String> _getBodyParams (String eventType, Project project, User issuer, Map<String, Object> eventParams)
154    {
155        Task task = (Task) eventParams.get(ObservationConstants.ARGS_TASK);
156        List<String> i18nparams = getMailCommonParams(project, issuer, task.getId());
157        
158        // {4} task label
159        i18nparams.add(task.getLabel());
160        return i18nparams;
161    }
162}