@Override
public void doPost(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
SilverTrace.info("peasUtil", "RssServlet.doPost", "root.MSG_GEN_ENTER_METHOD");
String instanceId = getObjectId(req);
String userId = getUserId(req);
String login = getLogin(req);
String password = getPassword(req);
// rechercher si le composant a bien le flux RSS autorisé
if (isComponentRss(instanceId)) {
try {
SilverTrace.info(
"peasUtil",
"RssServlet.doPost",
"root.MSG_GEN_PARAM_VALUE",
"InstanceId = " + instanceId);
// Vérification que le user a droit d'accès au composant
AdminController adminController = new AdminController(null);
UserFull user = adminController.getUserFull(userId);
if (user != null
&& login.equals(user.getLogin())
&& password.equals(user.getPassword())
&& isComponentAvailable(adminController, instanceId, userId)) {
String serverURL = getServerURL(adminController, user.getDomainId());
ChannelIF channel = new Channel();
// récupération de la liste des N éléments à remonter dans le flux
int nbReturnedElements = getNbReturnedElements();
Collection<T> listElements = getListElements(instanceId, nbReturnedElements);
// création d'une liste de ItemIF en fonction de la liste des éléments
for (T element : listElements) {
String title = getElementTitle(element, userId);
URL link = new URL(serverURL + getElementLink(element, userId));
String description = getElementDescription(element, userId);
Date dateElement = getElementDate(element);
String creatorId = getElementCreatorId(element);
ItemIF item = new Item();
item.setTitle(title);
item.setLink(link);
item.setDescription(description);
item.setDate(dateElement);
if (StringUtil.isDefined(creatorId)) {
UserDetail creator = adminController.getUserDetail(creatorId);
if (creator != null) {
item.setCreator(creator.getDisplayedName());
}
} else if (StringUtil.isDefined(getExternalCreatorId(element))) {
item.setCreator(getExternalCreatorId(element));
}
channel.addItem(item);
}
// construction de l'objet Channel
channel.setTitle(getChannelTitle(instanceId));
URL componentUrl =
new URL(
serverURL
+ URLManager.getApplicationURL()
+ URLManager.getURL("useless", instanceId));
channel.setLocation(componentUrl);
// exportation du channel
res.setContentType("application/rss+xml");
res.setHeader("Content-Disposition", "inline; filename=feeds.rss");
Writer writer = res.getWriter();
RSS_2_0_Exporter rssExporter = new RSS_2_0_Exporter(writer, "UTF-8");
rssExporter.write(channel);
} else {
objectNotFound(req, res);
}
} catch (Exception e) {
objectNotFound(req, res);
}
}
}
