Speak the top news from reddit. Runs in an infinite loop. Quite messy code, makes use of 3 different libraries.

gistfile1.java

package com.lyndonarmitage.reddit;

import com.omrlnr.jreddit.submissions.Submission;
import com.omrlnr.jreddit.submissions.Submissions;
import com.omrlnr.jreddit.user.User;
import com.sun.speech.freetts.VoiceManager;
import org.joda.time.DateTime;
import org.joda.time.LocalDateTime;
import org.joda.time.LocalTime;
import org.joda.time.Period;

import java.util.ArrayList;
import java.util.LinkedList;

/**
 * Created with IntelliJ IDEA.
 * Created By: Lyndon Armitage
 * Date: 04/03/13
 */
public class Main {
  private static final String USERNAME = "username";
	private static final String PASSWORD = "password";
	private static final int AMOUNT = 10; // amount of news stories to get

	// subreddit to get news stories from
	private static final String NEWS_SUBREDDIT = "worldnews";

	// user object
	private User user;
	private boolean runMe = true;

	// http://moderntone.blogspot.co.uk/2013/02/freetts-tutorial.html
	private static final String VOICE_NAME = "kevin16";
	private VoiceManager voiceManager = VoiceManager.getInstance();
	private com.sun.speech.freetts.Voice voice;

	private static final int NEWS_CHECK_INTERVAL = 10; // in minutes
	private LocalDateTime lastCheckedNews;
	private static final int NEWS_SPEAK_INTERVAL = 1; // in hours
	private LocalDateTime lastSpokenNews;



	public static void main(String[] args) {
		Main m = new Main();
		m.begin();
	}

	public Main() {
		Runtime.getRuntime().addShutdownHook(new ShutdownHook(this));
		//System.setProperty("freetts.voices", "com.sun.speech.freetts.en.us.cmu_us_kal.KevinVoiceDirectory");
		user = new User(USERNAME, PASSWORD);
		voice = voiceManager.getVoice(VOICE_NAME);
		voice.allocate();
//		voice.setRate(100);
		System.out.println("Lyndon's News Bot started\n---");
		voice.startBatch();
		voice.speak("Freetts initialised");
		voice.speak("The current date is: ");
		speakDate();
		voice.endBatch();

	}

	public void speakDate() {
		DateTime  dateTime = new DateTime();
		String month = dateTime.monthOfYear().getAsText();
		String day = dateTime.dayOfMonth().getAsText();
		String year = dateTime.year().getAsText();
		String output = month + ", " + day + ", " + year;
		//System.out.println(output);
		voice.speak(output);
	}


	public void speakTime() {
		speakTime(false);
	}

	public void speakTime(boolean includeSecs) {
		LocalTime time = new LocalTime();
		String hour = time.hourOfDay().getAsText();
		String min = time.minuteOfHour().getAsText();
		String secs = time.secondOfMinute().getAsText();
		String output = hour + ":" + min;
		if(includeSecs) {
			output += ":" + secs;
		}
		//System.out.println(output);
		voice.speak(output);
	}

	public void begin() {
		ArrayList<String> news = getNews();

		if(news == null) {
			System.out.println("Could not connect to Reddit. Exiting program.");
			voice.speak("Could not connect to Reddit. Exiting program.");
			runMe = false;
		}
		lastCheckedNews = new LocalDateTime();

		boolean lastFailed = false;
		while(runMe) {
			if(hasElapsedMinutes(lastCheckedNews, NEWS_CHECK_INTERVAL)) {
				ArrayList<String> temp = getNews();
				if(temp == null) {
					System.out.println("Failed to connect to Reddit, using previous news for now.");
					lastFailed = true;
				}
				else {
					news = temp;
					lastFailed = false;
				}
				lastCheckedNews = new LocalDateTime();
			}
			if(lastSpokenNews == null || hasElapsedHours(lastSpokenNews, NEWS_SPEAK_INTERVAL)) {
				voice.startBatch();
				voice.speak("The current time is: ");
				speakTime();
				voice.endBatch();
				speakNews(news, lastFailed);
				lastSpokenNews = new LocalDateTime();
			}
			try {
				Thread.sleep(10000);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
		}
	}

	private boolean hasElapsedMinutes(LocalDateTime previous, int minuteInterval) {
		LocalDateTime now = new LocalDateTime();
		Period period = new Period(previous, now);
		if(period.getMinutes() >= minuteInterval) {
			return true;
		}
		return false;
	}

	private boolean hasElapsedHours(LocalDateTime previous, int hourInterval) {
		LocalDateTime now = new LocalDateTime();
		Period period = new Period(previous, now);
		if(period.getHours() >= hourInterval) {
			return true;
		}
		return false;
	}

	public void speakNews(ArrayList<String> news, boolean failedToLoadLatest) {
		LocalDateTime start = new LocalDateTime();
		if(!failedToLoadLatest) {
			System.out.println("Current trending news stories on reddit.com/r/" + NEWS_SUBREDDIT + " are: ");
			voice.speak("Current trending news stories on reddit dot com/r/" + NEWS_SUBREDDIT + " are: ");
		}
		else {
			System.out.println("Last updated news stories on reddit.com/r/" + NEWS_SUBREDDIT + " are: ");
			voice.speak("Last updated news stories on reddit dot com/r/" + NEWS_SUBREDDIT + " are: ");
		}

		for(int i = 1; i <= news.size(); i ++) {
			String s = news.get(i-1);
			System.out.println("Item " + i + ": " + s);
			voice.startBatch();
			voice.speak("Item " + i);
			voice.speak(s);
			voice.endBatch();
		}
		System.out.println("Next update will be in: " + NEWS_SPEAK_INTERVAL + "hour" + (NEWS_SPEAK_INTERVAL > 1 ?  "s" : ""));
		voice.speak("Next update will be in: " + NEWS_SPEAK_INTERVAL + "hour" + (NEWS_SPEAK_INTERVAL > 1 ? "s" : ""));
		LocalDateTime end = new LocalDateTime();
		Period duration = new Period(start, end);
		System.out.println("[" + end.getHourOfDay() + ":" + end.getMinuteOfHour() + ":" + end.getSecondOfMinute() + "] Took " + duration.getMinutes() + " minutes and " + duration.getSeconds() + " seconds");
		System.out.println(); // new space in output
	}

	private ArrayList<String> getNews() {
		LocalDateTime start = new LocalDateTime();
		System.out.println("[" + start.getHourOfDay() + ":" + start.getMinuteOfHour() + ":" + start.getSecondOfMinute() + "] Loading News this can take some time...");
		LinkedList<Submission> subs = null;
		ArrayList<String> titles = null;
		String failed = null;


		try {
			subs = Submissions.getSubmissions(NEWS_SUBREDDIT, Submissions.Popularity.HOT, Submissions.Page.FRONTPAGE, user);
		} catch (Exception e) {
			e.printStackTrace();
			failed = "Could not get list of submissions.";
		}

		if(failed == null) {
			titles = new ArrayList<String>(Math.min(subs.size(), AMOUNT));
			for(int i = 0; i < Math.min(subs.size(), AMOUNT); i ++) {
				try {
					titles.add(subs.get(i).getTitle());
				} catch (Exception e) {
					failed = "Could not get submission title: " + i;
					e.printStackTrace();
					titles = null;
					break;
				}
			}
		}

		LocalDateTime end = new LocalDateTime();
		Period duration = new Period(start, end);
		System.out.println("[" + end.getHourOfDay() + ":" + end.getMinuteOfHour() + ":" + end.getSecondOfMinute() + "] Took " + duration.getMinutes() + " minutes and " + duration.getSeconds() + " seconds");
		if(failed != null) {
			System.out.println("Failed to get news: " + failed);
		}
		return titles;
	}

	private class ShutdownHook extends Thread {
		private Main owner;
		private ShutdownHook(Main controller) {
			owner = controller;
		}

		@Override
		public void run() {
			if(owner != null && owner.voice != null) {
				System.out.println("Deallocating voice.");
				owner.voice.deallocate();
				owner = null;
			}
		}
	}
}