private void update(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
WikiUser user = Utilities.currentUser();
if (!user.hasRole(Role.ROLE_USER)) {
throw new WikiException(new WikiMessage("watchlist.error.loginrequired"));
}
String topicName = Utilities.getTopicFromRequest(request);
String virtualWiki = Utilities.getVirtualWikiFromURI(request);
Watchlist watchlist = Utilities.currentWatchlist(request, virtualWiki);
WikiBase.getDataHandler()
.writeWatchlistEntry(watchlist, virtualWiki, topicName, user.getUserId(), null);
String article = Utilities.extractTopicLink(topicName);
if (watchlist.containsTopic(topicName)) {
// added to watchlist
next.addObject("message", new WikiMessage("watchlist.caption.added", article));
} else {
// removed from watchlist
next.addObject("message", new WikiMessage("watchlist.caption.removed", article));
}
this.view(request, next, pageInfo);
}
