/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.gui.legacy.portlet.criticalalerts;
import java.text.SimpleDateFormat;
import javax.security.auth.login.LoginException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.util.MessageResources;
import org.rhq.core.clientapi.util.units.DateFormatter.DateSpecifics;
import org.rhq.core.clientapi.util.units.FormattedNumber;
import org.rhq.core.clientapi.util.units.ScaleConstants;
import org.rhq.core.clientapi.util.units.UnitNumber;
import org.rhq.core.clientapi.util.units.UnitsConstants;
import org.rhq.core.clientapi.util.units.UnitsFormat;
import org.rhq.core.domain.alert.Alert;
import org.rhq.core.domain.alert.AlertPriority;
import org.rhq.core.domain.criteria.AlertCriteria;
import org.rhq.core.domain.util.PageControl;
import org.rhq.core.domain.util.PageList;
import org.rhq.core.util.collection.ArrayUtils;
import org.rhq.enterprise.gui.legacy.Constants;
import org.rhq.enterprise.gui.legacy.WebUser;
import org.rhq.enterprise.gui.legacy.WebUserPreferences.AlertsPortletPreferences;
import org.rhq.enterprise.gui.legacy.portlet.BaseRSSAction;
import org.rhq.enterprise.gui.legacy.portlet.RSSFeed;
import org.rhq.enterprise.server.alert.AlertManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
public class RSSAction extends BaseRSSAction {
@Override
public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,
HttpServletResponse response) throws Exception {
RSSFeed feed = getNewRSSFeed(request);
AlertManagerLocal alertManager = LookupUtil.getAlertManager();
// Set title
MessageResources res = getResources(request);
feed.setTitle(res.getMessage("dash.home.CriticalAlerts"));
// Get the alerts
WebUser user = getWebUser(request);
if (user != null) {
AlertsPortletPreferences prefs = user.getWebPreferences().getAlertsPortletPreferences();
PageControl pageControl = new PageControl(0, prefs.count);
AlertCriteria criteria = new AlertCriteria();
criteria.addFilterPriorities(AlertPriority.getByLegacyIndex(prefs.priority));
criteria.addFilterStartTime(prefs.timeRange);
criteria.addFilterResourceIds(("all".equals(prefs.displayAll) ? null : ArrayUtils.wrapInArray(prefs
.asArray())));
criteria.setPageControl(pageControl);
PageList<Alert> alerts = alertManager.findAlertsByCriteria(user.getSubject(), criteria);
if ((alerts != null) && (alerts.size() > 0)) {
for (Alert alert : alerts) {
String link = feed.getBaseUrl() + "/alerts/Alerts.do?mode=viewAlert&id="
+ alert.getAlertDefinition().getResource().getId() + "&a=" + alert.getId();
DateSpecifics specs = new DateSpecifics();
specs.setDateFormat(new SimpleDateFormat(res.getMessage(Constants.UNIT_FORMAT_PREFIX_KEY
+ "epoch-millis")));
FormattedNumber fmtd = UnitsFormat.format(new UnitNumber(alert.getCtime(),
UnitsConstants.UNIT_DATE, ScaleConstants.SCALE_MILLI), request.getLocale(), specs);
feed.addItem(alert.getAlertDefinition().getResource().getName() + " "
+ alert.getAlertDefinition().getName(), link, fmtd.toString(), alert.getCtime());
}
}
request.setAttribute("rssFeed", feed);
return mapping.findForward(Constants.RSS_URL);
} else {
throw new LoginException("RSS access requires authentication");
}
}
}