220 lines
9.5 KiB
Java
220 lines
9.5 KiB
Java
package dev.rsems.feedreader;
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import com.rometools.fetcher.FeedFetcher;
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import com.rometools.fetcher.impl.FeedFetcherCache;
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import com.rometools.fetcher.impl.HttpURLFeedFetcher;
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import com.rometools.fetcher.impl.LinkedHashMapFeedInfoCache;
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import dev.rsems.feedreader.fetcher.FetcherEventListenerImpl;
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import lombok.extern.slf4j.Slf4j;
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import org.slf4j.Logger;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.GetMapping;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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@Controller @Slf4j
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public class FeedReaderController {
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@Value("${spring.application.name}")
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String appName;
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private static final Logger logger = log;
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private static final FeedFetcherCache feedInfoCache = LinkedHashMapFeedInfoCache.getInstance();
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public static final FeedFetcher fetcher = new HttpURLFeedFetcher(feedInfoCache);
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private static final FetcherEventListenerImpl listener = new FetcherEventListenerImpl();
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static {
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fetcher.addFetcherEventListener(listener);
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}
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private static final int MAX_ITEMS_PER_FEED = 20;
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private static final DateFormat TIME_FMT = new SimpleDateFormat("HH:mm");
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private static final DateFormat DAY_FMT = new SimpleDateFormat("EEEE',' dd. M. yyyy");
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@GetMapping("/")
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public String index(Model model) {
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model.addAttribute("appName", appName);
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// Stopwatch stw = new Stopwatch(true);
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//
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// Set<FeedFetcherTask> feedFetcherTasks = new TreeSet<FeedFetcherTask>();
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//
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// logger.info("[" + "] Reading database and building the feed fetcher tasks list");
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//
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// ConnectionSource connectionSource = null;
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// try {
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// connectionSource = new JdbcConnectionSource("jdbc:mysql://db.rsems.de/feeds?user=feeds&password=fems1211");
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// Dao<UserFeed, Integer> userFeedDao = DaoManager.createDao(connectionSource, UserFeed.class);
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// CloseableIterator<UserFeed> ituf = userFeedDao.closeableIterator();
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// try {
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// int i = 0;
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// while (ituf.hasNext()) {
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// UserFeed userFeed = ituf.next();
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// if (userFeed.getVisible()) {
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// i++;
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//
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// feedFetcherTasks.add(new FeedFetcherTask(i, userFeed.getFeed().getName(), userFeed.getFeed().getUrl(), "", userFeed.getFilter()));
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// // logger.info("[" + remoteHost + "] #" + new DecimalFormat("00").format(i) + " " + userFeed.getFeed().getName() + " added");
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// }
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// }
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// } catch (Exception e) {
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// logger.error(ExceptionUtils.getMessages(e));
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// logger.error("\n" + ExceptionUtils.getStackTrace(e));
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// throw new FeedException(e);
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// } finally {
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// ituf.close();
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// }
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// } catch (SQLException e) {
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// logger.error(ExceptionUtils.getMessages(e));
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// logger.error("\n" + ExceptionUtils.getStackTrace(e));
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// throw new FeedException("Failed to access database", e);
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// } finally {
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// if (connectionSource != null) {
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// try {
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// connectionSource.close();
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// } catch (SQLException unhandled) {
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// }
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// }
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// }
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//
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// logger.info("[" + remoteHost + "] About to invoke " + feedFetcherTasks.size() + " feed retrieval tasks after "
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// + stw.getTimeElapsed() + " ms");
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//
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// List<Future<IFeed>> feedFutures = null;
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// ExecutorService executorService = Executors.newCachedThreadPool();
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// try {
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// feedFutures = executorService.invokeAll(feedFetcherTasks);
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// } catch (InterruptedException e) {
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// logger.error(ExceptionUtils.getMessages(e));
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// logger.error("\n" + ExceptionUtils.getStackTrace(e));
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// throw new FeedException(e);
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// }
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//
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// logger.info("[" + remoteHost + "] About to extract retrieved data from task results after " + stw.getTimeElapsed() + " ms");
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//
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// ArrayList<IFeed> feeds = new ArrayList<IFeed>();
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// try {
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// for (Future<IFeed> ff : feedFutures) {
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// feeds.add(ff.get());
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// }
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// } catch (Exception e) {
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// logger.error(ExceptionUtils.getMessages(e));
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// logger.error("\n" + ExceptionUtils.getStackTrace(e));
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// throw new FeedException(e);
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// } finally {
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// executorService.shutdown();
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// }
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//
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// logger.info("[" + remoteHost + "] About to render retrieved data after " + stw.getTimeElapsed() + " ms");
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//
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// add(new Label("head.title", Globals.TITLE));
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// RepeatingView feedRv = new RepeatingView("feed");
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// add(feedRv);
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//
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// int fc = 0;
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// for (IFeed feed : feeds) {
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// fc++;
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//
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// long lap = stw.getTimeElapsed();
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//
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// WebMarkupContainer feedMarkup = new WebMarkupContainer(feedRv.newChildId());
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// feedRv.add(feedMarkup);
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// String errorStatus = feed.getErrorStatus();
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//
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// feedMarkup.add(new ExternalLink("feedtitle", (feed.getLink() == null ? "" : feed.getLink()), feed.getName()));
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//
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// if (errorStatus.equals("")) {
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// feedMarkup.add(new ExternalLink("feedurl", feed.getUrl().toExternalForm(), feed.getTitle()));
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// feedMarkup
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// .add(new Label("feeddate", feed.getDate() != null ? Globals.DEFAULT_DISPLAY_DATE_FORMAT.format(feed.getDate()) : " ")); // this is ANSI 160, not space
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// } else {
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// feedMarkup.add(new ExternalLink("feedurl", feed.getUrl().toExternalForm(), "Error retrieving feed").add(new Behavior() {
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// @Override
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// public void beforeRender(Component component) {
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// component.getResponse().write("<strong>");
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// super.beforeRender(component);
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// }
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//
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// @Override
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// public void afterRender(Component component) {
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// super.afterRender(component);
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// component.getResponse().write("</strong>");
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// }
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// }));
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// feedMarkup.add(new Label("feeddate", errorStatus));
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// }
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//
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// RepeatingView itemRv = new RepeatingView("item");
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// feedMarkup.add(itemRv);
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// String lastDay = null;
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// ArrayList<FeedItem> items = feed.getFeedItems();
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//
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// if (feed.getErrorStatus() != "") {
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// logger.info("[Client " + remoteHost + "] " + feed.getErrorStatus() + "\n" + feed.getStackTrace());
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// }
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//
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// Collections.sort(items, FeedItem.LATEST_FIRST);
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// int count = 0;
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// for (Iterator<FeedItem> it = items.iterator(); it.hasNext(); ) {
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// FeedItem item = it.next();
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//
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// String itemlabel = item.getTitle() == null ? "—" : StringUtils.cleanHtml(item.getTitle(), feed.getUrl().getPath());
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//
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// if (!item.getTitle().isEmpty() && !feed.getFilter().matches(itemlabel)) {
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//
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// WebMarkupContainer itemMarkup = new WebMarkupContainer(itemRv.newChildId());
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// itemRv.add(itemMarkup);
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//
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// Date itemDate = item.getDate();
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// String day = itemDate == null ? " " : DAY_FMT.format(itemDate); //   not space
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// final boolean dayEqualsLastDay = day.equals(lastDay);
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// itemMarkup.add(new Label("date", day) {
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// @Override
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// public boolean isVisible() {
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// return !dayEqualsLastDay;
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// }
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// });
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// if (!dayEqualsLastDay) {
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// lastDay = day;
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// }
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// itemMarkup.add(new Label("itemdate", itemDate == null ? "—" : TIME_FMT.format(itemDate)));
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//
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// String itemlink = item.getLink() == null ? "" : item.getLink();
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//
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// String itemsummary = item.getSummary() == null ? "" : StringUtils.cleanHtml(item.getSummary(), feed.getUrl().getPath());
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// itemMarkup.add(new ExternalLink("itemlink", itemlink, itemlabel).add(new AttributeModifier("title", itemsummary)));
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//
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// String itemAuthor = item.getAuthor() == null || item.getAuthor().equals("") ? ""
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// : " (" + item.getAuthor().replaceFirst("(.*?)<(.*?)@(.*?)>", "$1").trim() + ")";
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// itemMarkup.add(new Label("itemauthor", StringUtils.unquote(itemAuthor)));
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//
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// count++;
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// if (count >= MAX_ITEMS_PER_FEED) {
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// break;
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// }
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//
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// }
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//
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// }
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//
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// logger.info("[" + remoteHost + "] #" + fc + ": " + count + " feed items processed (" + (stw.getTimeElapsed() - lap) + " ms)");
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//
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// }
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//
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// add(new Label("foot", Globals.TITLE + " " + Version.VERSION + " " + Globals.DEFAULT_DISPLAY_DATE_FORMAT.format(new Date())));
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//
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// logger.info("[" + remoteHost + "] Finished processing feeds after " + stw.getTimeElapsed() + " ms");
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return "index";
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}
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@GetMapping("/about")
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public String about(Model model) {
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model.addAttribute("appName", appName);
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return "about";
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}
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} |