/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE and NOTICE files at the root of the source
* tree and available online at
*
* http://www.dspace.org/license/
*/
package org.dspace.app.xmlui.aspect.artifactbrowser;
import java.net.InetAddress;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.cocoon.acting.AbstractAction;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Redirector;
import org.apache.cocoon.environment.Request;
import org.apache.cocoon.environment.SourceResolver;
import org.dspace.app.xmlui.utils.ContextUtil;
import org.dspace.authorize.AuthorizeException;
import org.dspace.core.ConfigurationManager;
import org.dspace.core.Context;
import org.dspace.core.Email;
import org.dspace.core.I18nUtil;
import org.dspace.eperson.EPerson;
/**
* @author Scott Phillips
*/
public class SendFeedbackAction extends AbstractAction
{
/**
*
*/
public Map act(Redirector redirector, SourceResolver resolver, Map objectModel,
String source, Parameters parameters) throws Exception
{
Request request = ObjectModelHelper.getRequest(objectModel);
String page = request.getParameter("page");
String address = request.getParameter("email");
String agent = request.getHeader("User-Agent");
String session = request.getSession().getId();
String comments = request.getParameter("comments");
// Obtain information from request
// The page where the user came from
String fromPage = request.getHeader("Referer");
// Prevent spammers and splogbots from poisoning the feedback page
String host = ConfigurationManager.getProperty("dspace.hostname");
String allowedReferrersString = ConfigurationManager.getProperty("mail.allowed.referrers");
String[] allowedReferrersSplit = null;
boolean validReferral = false;
if((allowedReferrersString != null) && (allowedReferrersString.length() > 0))
{
allowedReferrersSplit = allowedReferrersString.trim().split("\\s*,\\s*");
for(int i = 0; i < allowedReferrersSplit.length; i++)
{
if(fromPage.indexOf(allowedReferrersSplit[i]) != -1)
{
validReferral = true;
break;
}
}
}
String basicHost = "";
if ("localhost".equals(host) || "127.0.0.1".equals(host)
|| host.equals(InetAddress.getLocalHost().getHostAddress()))
{
basicHost = host;
}
else
{
// cut off all but the hostname, to cover cases where more than one URL
// arrives at the installation; e.g. presence or absence of "www"
int lastDot = host.lastIndexOf('.');
basicHost = host.substring(host.substring(0, lastDot).lastIndexOf('.'));
}
if ((fromPage == null) || ((fromPage.indexOf(basicHost) == -1) && (!validReferral)))
{
// N.B. must use old message catalog because Cocoon i18n is only available to transformed pages.
throw new AuthorizeException(I18nUtil.getMessage("feedback.error.forbidden"));
}
// User email from context
Context context = ContextUtil.obtainContext(objectModel);
EPerson loggedin = context.getCurrentUser();
String eperson = null;
if (loggedin != null)
{
eperson = loggedin.getEmail();
}
if (page == null || page.equals(""))
{
page = fromPage;
}
// Check all data is there
if ((address == null) || address.equals("")
|| (comments == null) || comments.equals(""))
{
// Either the user did not fill out the form or this is the
// first time they are visiting the page.
Map<String,String> map = new HashMap<String,String>();
map.put("page",page);
if (address == null || address.equals(""))
{
map.put("email", eperson);
}
else
{
map.put("email", address);
}
map.put("comments",comments);
return map;
}
// All data is there, send the email
Email email = Email.getEmail(I18nUtil.getEmailFilename(context.getCurrentLocale(), "feedback"));
email.addRecipient(ConfigurationManager
.getProperty("feedback.recipient"));
email.addArgument(new Date()); // Date
email.addArgument(address); // Email
email.addArgument(eperson); // Logged in as
email.addArgument(page); // Referring page
email.addArgument(agent); // User agent
email.addArgument(session); // Session ID
email.addArgument(comments); // The feedback itself
// Replying to feedback will reply to email on form
email.setReplyTo(address);
// May generate MessageExceptions.
email.send();
// Finished, allow to pass.
return null;
}
}