GoogleCalendarPublisher.java

/*
 * Google Calendar Plugin
 * Copyright (C) 2011 OTS SA
 * dev@sonar.codehaus.org
 *
 * This program 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 3 of the License, or (at your option) any later version.
 *
 * This program 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 program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */

package org.sonar.plugins.googlecalendar;

import com.google.api.client.googleapis.auth.clientlogin.ClientLogin;
import com.google.api.client.http.HttpResponseException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import org.sonar.api.batch.PostJob;
import org.sonar.api.batch.SensorContext;
import org.sonar.api.resources.Project;

import java.io.IOException;
import org.apache.commons.configuration.Configuration;
import org.sonar.api.platform.Server;

/**
 * @author Papapetrou P.Patroklos
 */
public class GoogleCalendarPublisher implements PostJob {

  /** Sonar Property for Google Account. */
  public static final String ACCOUNT_PROP = "sonar.google.calendar.account";
  /** Sonar Property for Google Account Password. */
  public static final String PASSWORD_PROP = "sonar.google.calendar.password";
  /** Sonar Property for Google Calendar ID. */
  public static final String CALENDAR_ID_PROP = "sonar.google.calendar.calendarname";
  /** Sonar Property for Enabling / Disabling Google Calendar Plugin. */
  public static final String ENABLED_PROP = "sonar.google.calendar.enabled";
  /** Project Base URI. */
  private static final String PROJECT_BASE_URI = "/project/index/";
  /** Google Feeds URL. */
  private static final String GOOGLE_FEEDS =
          "http://www.google.com/calendar/feeds/";
  /** Google Feeds URL. */
  private static final String GOOGLE_PRIV_CAL = "/private/full";
  /** Class Logger using SL4J. */
  private static final Logger LOGGER =
          LoggerFactory.getLogger(GoogleCalendarPublisher.class);
  /** Sonar Server. */
  private final Server server;

  public GoogleCalendarPublisher(final Server serverPrm) {
    this.server = serverPrm;
  }

  public final void executeOn(final Project prj,
          final SensorContext sensorContext) {
    final Configuration configuration = prj.getConfiguration();
    final String username = configuration.getString(ACCOUNT_PROP);
    final String password = configuration.getString(PASSWORD_PROP);
    final String calendarID = configuration.getString(CALENDAR_ID_PROP);
    final String isEnabled = configuration.getString(ENABLED_PROP);

    if (isEnabled != null && isEnabled.equals("true")) {

      ClientLogin authenticator = new ClientLogin();
      authenticator.authTokenType = "cl";
      authenticator.username = username;
      authenticator.password = password;
      authenticator.transport = GoogleHttpTransportFactory.AUTH_TRANSPORT;

      try {
        authenticator.authenticate().setAuthorizationHeader(GoogleHttpTransportFactory.DEFAULT_TRANSPORT);

        GoogleCalendarUrl calendarUrl = new GoogleCalendarUrl(this.getCalendarURL(calendarID));
        GoogleEventEntry newEvent = new GoogleEventEntry();
        newEvent.title = this.getTitle(prj);
        newEvent.content = this.getContent(prj);
        newEvent.executeInsert(calendarUrl);
      } catch (HttpResponseException ex) {
        LOGGER.error(ex.getLocalizedMessage(), ex);
      } catch (IOException ex) {
        LOGGER.error(ex.getLocalizedMessage(), ex);
      }
    }
  }

  public final String getTitle(final Project project) {
    return String.format("Sonar analysis of %s", project.getName());
  }

  public final String getContent(final Project project) {
    final StringBuilder url =
            new StringBuilder(server.getURL()).append(PROJECT_BASE_URI).append(project.getKey());
    return String.format(
            "New Sonar analysis of %s is available online at %s",
            project.getName(), url);
  }

  public final String getCalendarURL(final String calendarID) {
    final StringBuilder calendarURL =
            new StringBuilder(GOOGLE_FEEDS);
    calendarURL.append(calendarID);
    calendarURL.append(GOOGLE_PRIV_CAL);
    return calendarURL.toString();
  }
}