@PostConstruct
private void init() {
startupTime = Calendar.getInstance().getTimeInMillis();
if (userDAO.getCount() == 0) {
initialData();
}
initSupportedLanguages();
ApplicationSettings settings = applicationSettingsService.get();
int threads = settings.getBackgroundThreads();
log.info("Starting {} background threads", threads);
executor = Executors.newFixedThreadPool(Math.max(threads, 1));
for (int i = 0; i < threads; i++) {
final int threadId = i;
executor.execute(
new Runnable() {
@Override
public void run() {
FeedRefreshWorker worker = workers.get();
worker.start(running, "Thread " + threadId);
}
});
}
}
@PostConstruct
public void init() {
ApplicationSettings settings = applicationSettingsService.get();
int threads = Math.max(settings.getDatabaseUpdateThreads(), 1);
pool = new FeedRefreshExecutor("feed-refresh-updater", threads, Math.min(50 * threads, 1000));
locks = Striped.lazyWeakLock(threads * 100000);
}
@Path("/settings")
@POST
@ApiOperation(value = "Save application settings", notes = "Save application settings")
public Response saveSettings(@ApiParam(required = true) ApplicationSettings settings) {
Preconditions.checkNotNull(settings);
applicationSettingsService.save(settings);
return Response.ok().build();
}
@Path("/settings")
@GET
@ApiOperation(
value = "Retrieve application settings",
notes = "Retrieve application settings",
responseClass = "com.commafeed.backend.model.ApplicationSettings")
public Response getSettings() {
return Response.ok(applicationSettingsService.get()).build();
}
private void initialData() {
log.info("Populating database with default values");
ApplicationSettings settings = new ApplicationSettings();
settings.setAnnouncement("Set the Public URL in the admin section !");
applicationSettingsService.save(settings);
userService.register(USERNAME_ADMIN, "admin", Arrays.asList(Role.ADMIN, Role.USER));
userService.register(USERNAME_DEMO, "demo", Arrays.asList(Role.USER));
}
private void update(Feed feed)
throws NotSupportedException, SystemException, SecurityException, IllegalStateException,
RollbackException, HeuristicMixedException, HeuristicRollbackException, JMSException {
FetchedFeed fetchedFeed = null;
Collection<FeedEntry> entries = null;
String message = null;
int errorCount = 0;
Date disabledUntil = null;
try {
fetchedFeed =
fetcher.fetch(feed.getUrl(), false, feed.getLastModifiedHeader(), feed.getEtagHeader());
// stops here if NotModifiedException or any other exception is
// thrown
entries = fetchedFeed.getEntries();
if (applicationSettingsService.get().isHeavyLoad()) {
disabledUntil = FeedUtils.buildDisabledUntil(fetchedFeed);
}
feed.setLastUpdateSuccess(Calendar.getInstance().getTime());
feed.setLink(fetchedFeed.getFeed().getLink());
feed.setLastModifiedHeader(fetchedFeed.getFeed().getLastModifiedHeader());
feed.setEtagHeader(fetchedFeed.getFeed().getEtagHeader());
handlePubSub(feed, fetchedFeed);
} catch (NotModifiedException e) {
log.debug("Feed not modified (304) : " + feed.getUrl());
if (feed.getErrorCount() == 0) {
// not modified and had no error before, do nothing
return;
}
} catch (Exception e) {
message = "Unable to refresh feed " + feed.getUrl() + " : " + e.getMessage();
if (e instanceof FeedException) {
log.debug(e.getClass().getName() + " " + message);
} else {
log.debug(e.getClass().getName() + " " + message);
}
errorCount = feed.getErrorCount() + 1;
disabledUntil = FeedUtils.buildDisabledUntil(errorCount);
}
feed.setErrorCount(errorCount);
feed.setMessage(message);
feed.setDisabledUntil(disabledUntil);
feedRefreshUpdater.updateEntries(feed, entries);
}
private Category buildCategory(
Long id,
List<FeedCategory> categories,
List<FeedSubscription> subscriptions,
Map<Long, UnreadCount> unreadCount) {
Category category = new Category();
category.setId(String.valueOf(id));
category.setExpanded(true);
for (FeedCategory c : categories) {
if ((id == null && c.getParent() == null)
|| (c.getParent() != null && ObjectUtils.equals(c.getParent().getId(), id))) {
Category child = buildCategory(c.getId(), categories, subscriptions, unreadCount);
child.setId(String.valueOf(c.getId()));
child.setName(c.getName());
child.setPosition(c.getPosition());
if (c.getParent() != null && c.getParent().getId() != null) {
child.setParentId(String.valueOf(c.getParent().getId()));
}
child.setExpanded(!c.isCollapsed());
category.getChildren().add(child);
}
}
Collections.sort(
category.getChildren(),
new Comparator<Category>() {
@Override
public int compare(Category o1, Category o2) {
return ObjectUtils.compare(o1.getPosition(), o2.getPosition());
}
});
for (FeedSubscription subscription : subscriptions) {
if ((id == null && subscription.getCategory() == null)
|| (subscription.getCategory() != null
&& ObjectUtils.equals(subscription.getCategory().getId(), id))) {
UnreadCount uc = unreadCount.get(subscription.getId());
Subscription sub =
Subscription.build(subscription, applicationSettingsService.get().getPublicUrl(), uc);
category.getFeeds().add(sub);
}
}
Collections.sort(
category.getFeeds(),
new Comparator<Subscription>() {
@Override
public int compare(Subscription o1, Subscription o2) {
return ObjectUtils.compare(o1.getPosition(), o2.getPosition());
}
});
return category;
}
@Path("/entriesAsFeed")
@GET
@ApiOperation(value = "Get category entries as feed", notes = "Get a feed of category entries")
@Produces(MediaType.APPLICATION_XML)
@SecurityCheck(value = Role.USER, apiKeyAllowed = true)
public Response getCategoryEntriesAsFeed(
@ApiParam(value = "id of the category, 'all' or 'starred'", required = true) @QueryParam("id")
String id) {
Preconditions.checkNotNull(id);
ReadingMode readType = ReadingMode.all;
ReadingOrder order = ReadingOrder.desc;
int offset = 0;
int limit = 20;
Entries entries =
(Entries)
getCategoryEntries(id, readType, null, offset, limit, order, null, false).getEntity();
SyndFeed feed = new SyndFeedImpl();
feed.setFeedType("rss_2.0");
feed.setTitle("CommaFeed - " + entries.getName());
feed.setDescription("CommaFeed - " + entries.getName());
String publicUrl = applicationSettingsService.get().getPublicUrl();
feed.setLink(publicUrl);
List<SyndEntry> children = Lists.newArrayList();
for (Entry entry : entries.getEntries()) {
children.add(entry.asRss());
}
feed.setEntries(children);
SyndFeedOutput output = new SyndFeedOutput();
StringWriter writer = new StringWriter();
try {
output.output(feed, writer);
} catch (Exception e) {
writer.write("Could not get feed information");
log.error(e.getMessage(), e);
}
return Response.ok(writer.toString()).build();
}
public BasePage() {
String lang = "en";
User user = CommaFeedSession.get().getUser();
if (user != null) {
UserSettings settings = userSettingsDAO.findByUser(user);
if (settings != null) {
lang = settings.getLanguage() == null ? "en" : settings.getLanguage();
}
}
add(new TransparentWebMarkupContainer("html").add(new AttributeModifier("lang", lang)));
settings = applicationSettingsService.get();
add(new HeaderResponseContainer("footer-container", "footer-container"));
add(
new WebMarkupContainer("uservoice") {
@Override
protected void onConfigure() {
super.onConfigure();
setVisibilityAllowed(settings.isFeedbackButton());
}
});
}
@Path("/entries")
@GET
@ApiOperation(
value = "Get category entries",
notes = "Get a list of category entries",
responseClass = "com.commafeed.frontend.model.Entries")
public Response getCategoryEntries(
@ApiParam(value = "id of the category, 'all' or 'starred'", required = true) @QueryParam("id")
String id,
@ApiParam(
value = "all entries or only unread ones",
allowableValues = "all,unread",
required = true)
@DefaultValue("unread")
@QueryParam("readType")
ReadingMode readType,
@ApiParam(value = "only entries newer than this") @QueryParam("newerThan") Long newerThan,
@ApiParam(value = "offset for paging") @DefaultValue("0") @QueryParam("offset") int offset,
@ApiParam(value = "limit for paging, default 20, maximum 1000")
@DefaultValue("20")
@QueryParam("limit")
int limit,
@ApiParam(value = "date ordering", allowableValues = "asc,desc")
@QueryParam("order")
@DefaultValue("desc")
ReadingOrder order,
@ApiParam(
value =
"search for keywords in either the title or the content of the entries, separated by spaces, 3 characters minimum")
@QueryParam("keywords")
String keywords,
@ApiParam(value = "return only entry ids") @DefaultValue("false") @QueryParam("onlyIds")
boolean onlyIds) {
Preconditions.checkNotNull(readType);
keywords = StringUtils.trimToNull(keywords);
Preconditions.checkArgument(keywords == null || StringUtils.length(keywords) >= 3);
limit = Math.min(limit, 1000);
limit = Math.max(0, limit);
Entries entries = new Entries();
entries.setOffset(offset);
entries.setLimit(limit);
boolean unreadOnly = readType == ReadingMode.unread;
if (StringUtils.isBlank(id)) {
id = ALL;
}
Date newerThanDate = newerThan == null ? null : new Date(Long.valueOf(newerThan));
if (ALL.equals(id)) {
entries.setName("All");
List<FeedSubscription> subscriptions = feedSubscriptionDAO.findAll(getUser());
List<FeedEntryStatus> list =
feedEntryStatusDAO.findBySubscriptions(
subscriptions,
unreadOnly,
keywords,
newerThanDate,
offset,
limit + 1,
order,
true,
onlyIds);
for (FeedEntryStatus status : list) {
entries
.getEntries()
.add(
Entry.build(
status,
applicationSettingsService.get().getPublicUrl(),
applicationSettingsService.get().isImageProxyEnabled()));
}
} else if (STARRED.equals(id)) {
entries.setName("Starred");
List<FeedEntryStatus> starred =
feedEntryStatusDAO.findStarred(
getUser(), newerThanDate, offset, limit + 1, order, !onlyIds);
for (FeedEntryStatus status : starred) {
entries
.getEntries()
.add(
Entry.build(
status,
applicationSettingsService.get().getPublicUrl(),
applicationSettingsService.get().isImageProxyEnabled()));
}
} else {
FeedCategory parent = feedCategoryDAO.findById(getUser(), Long.valueOf(id));
if (parent != null) {
List<FeedCategory> categories =
feedCategoryDAO.findAllChildrenCategories(getUser(), parent);
List<FeedSubscription> subs = feedSubscriptionDAO.findByCategories(getUser(), categories);
List<FeedEntryStatus> list =
feedEntryStatusDAO.findBySubscriptions(
subs, unreadOnly, keywords, newerThanDate, offset, limit + 1, order, true, onlyIds);
for (FeedEntryStatus status : list) {
entries
.getEntries()
.add(
Entry.build(
status,
applicationSettingsService.get().getPublicUrl(),
applicationSettingsService.get().isImageProxyEnabled()));
}
entries.setName(parent.getName());
}
}
boolean hasMore = entries.getEntries().size() > limit;
if (hasMore) {
entries.setHasMore(true);
entries.getEntries().remove(entries.getEntries().size() - 1);
}
entries.setTimestamp(System.currentTimeMillis());
FeedUtils.removeUnwantedFromSearch(entries.getEntries(), keywords);
return Response.ok(entries).build();
}
