+/*
+ * Sone - GetTimesAjaxPage.java - Copyright © 2010–2011 David Roden
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later
+ * version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.sone.web.ajax;
+
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import net.pterodactylus.sone.data.Post;
+import net.pterodactylus.sone.data.Reply;
+import net.pterodactylus.sone.web.WebInterface;
+import net.pterodactylus.util.json.JsonObject;
+import net.pterodactylus.util.number.Digits;
+
+/**
+ * Ajax page that returns a formatted, relative timestamp for replies or posts.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class GetTimesAjaxPage extends JsonPage {
+
+ /** Formatter for tooltips. */
+ private static final DateFormat dateFormat = new SimpleDateFormat("MMM d, yyyy, HH:mm:ss");
+
+ /**
+ * Creates a new get times AJAX page.
+ *
+ * @param webInterface
+ * The Sone web interface
+ */
+ public GetTimesAjaxPage(WebInterface webInterface) {
+ super("getTimes.ajax", webInterface);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected JsonObject createJsonObject(Request request) {
+ long now = System.currentTimeMillis();
+ String allIds = request.getHttpRequest().getParam("posts");
+ JsonObject postTimes = new JsonObject();
+ if (allIds.length() > 0) {
+ String[] ids = allIds.split(",");
+ for (String id : ids) {
+ Post post = webInterface.getCore().getPost(id, false);
+ if (post == null) {
+ continue;
+ }
+ long age = now - post.getTime();
+ JsonObject postTime = new JsonObject();
+ Time time = getTime(age);
+ postTime.put("timeText", time.getText());
+ postTime.put("refreshTime", time.getRefresh() / Time.SECOND);
+ postTime.put("tooltip", dateFormat.format(new Date(post.getTime())));
+ postTimes.put(id, postTime);
+ }
+ }
+ JsonObject replyTimes = new JsonObject();
+ allIds = request.getHttpRequest().getParam("replies");
+ if (allIds.length() > 0) {
+ String[] ids = allIds.split(",");
+ for (String id : ids) {
+ Reply reply = webInterface.getCore().getReply(id, false);
+ if (reply == null) {
+ continue;
+ }
+ long age = now - reply.getTime();
+ JsonObject replyTime = new JsonObject();
+ Time time = getTime(age);
+ replyTime.put("timeText", time.getText());
+ replyTime.put("refreshTime", time.getRefresh() / Time.SECOND);
+ replyTime.put("tooltip", dateFormat.format(new Date(reply.getTime())));
+ replyTimes.put(id, replyTime);
+ }
+ }
+ return createSuccessJsonObject().put("postTimes", postTimes).put("replyTimes", replyTimes);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected boolean needsFormPassword() {
+ return false;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected boolean requiresLogin() {
+ return false;
+ }
+
+ //
+ // PRIVATE METHODS
+ //
+
+ /**
+ * Returns the formatted relative time for a given age.
+ *
+ * @param age
+ * The age to format (in milliseconds)
+ * @return The formatted age
+ */
+ private Time getTime(long age) {
+ String text;
+ long refresh;
+ if (age < 0) {
+ text = webInterface.getL10n().getDefaultString("View.Time.InTheFuture");
+ refresh = 5 * Time.MINUTE;
+ } else if (age < 30 * Time.SECOND) {
+ text = webInterface.getL10n().getDefaultString("View.Time.AFewSecondsAgo");
+ refresh = 5 * Time.SECOND;
+ } else if (age < 1 * Time.MINUTE) {
+ text = webInterface.getL10n().getString("View.Time.XSecondsAgo", "sec", String.valueOf((int) Digits.round(age / Time.SECOND, 10)));
+ refresh = 10 * Time.SECOND;
+ } else if (age < 2 * Time.MINUTE) {
+ text = webInterface.getL10n().getString("View.Time.AMinuteAgo");
+ refresh = Time.MINUTE;
+ } else if (age < 30 * Time.MINUTE) {
+ text = webInterface.getL10n().getString("View.Time.XMinutesAgo", "min", String.valueOf((int) Digits.round(age / Time.MINUTE, 1)));
+ refresh = Time.MINUTE;
+ } else if (age < 45 * Time.MINUTE) {
+ text = webInterface.getL10n().getString("View.Time.HalfAnHourAgo");
+ refresh = 10 * Time.MINUTE;
+ } else if (age < 2 * Time.HOUR) {
+ text = webInterface.getL10n().getString("View.Time.AnHourAgo");
+ refresh = Time.HOUR;
+ } else if (age < 21 * Time.HOUR) {
+ text = webInterface.getL10n().getString("View.Time.XHoursAgo", "hour", String.valueOf((int) Digits.round(age / Time.HOUR, 1)));
+ refresh = Time.HOUR;
+ } else if (age < 42 * Time.HOUR) {
+ text = webInterface.getL10n().getString("View.Time.ADayAgo");
+ refresh = Time.DAY;
+ } else if (age < 6 * Time.DAY) {
+ text = webInterface.getL10n().getString("View.Time.XDaysAgo", "day", String.valueOf((int) Digits.round(age / Time.DAY, 1)));
+ refresh = Time.DAY;
+ } else if (age < 11 * Time.DAY) {
+ text = webInterface.getL10n().getString("View.Time.AWeekAgo");
+ refresh = Time.DAY;
+ } else if (age < 4 * Time.WEEK) {
+ text = webInterface.getL10n().getString("View.Time.XWeeksAgo", "week", String.valueOf((int) Digits.round(age / Time.WEEK, 1)));
+ refresh = Time.DAY;
+ } else if (age < 6 * Time.WEEK) {
+ text = webInterface.getL10n().getString("View.Time.AMonthAgo");
+ refresh = Time.DAY;
+ } else if (age < 11 * Time.MONTH) {
+ text = webInterface.getL10n().getString("View.Time.XMonthsAgo", "month", String.valueOf((int) Digits.round(age / Time.MONTH, 1)));
+ refresh = Time.DAY;
+ } else if (age < 18 * Time.MONTH) {
+ text = webInterface.getL10n().getString("View.Time.AYearAgo");
+ refresh = Time.WEEK;
+ } else {
+ text = webInterface.getL10n().getString("View.Time.XYearsAgo", "year", String.valueOf((int) Digits.round(age / Time.YEAR, 1)));
+ refresh = Time.WEEK;
+ }
+ return new Time(text, refresh);
+ }
+
+ /**
+ * Container for a formatted time.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+ private static class Time {
+
+ /** Number of milliseconds in a second. */
+ private static final long SECOND = 1000;
+
+ /** Number of milliseconds in a minute. */
+ private static final long MINUTE = 60 * SECOND;
+
+ /** Number of milliseconds in an hour. */
+ private static final long HOUR = 60 * MINUTE;
+
+ /** Number of milliseconds in a day. */
+ private static final long DAY = 24 * HOUR;
+
+ /** Number of milliseconds in a week. */
+ private static final long WEEK = 7 * DAY;
+
+ /** Number of milliseconds in a 30-day month. */
+ private static final long MONTH = 30 * DAY;
+
+ /** Number of milliseconds in a year. */
+ private static final long YEAR = 365 * DAY;
+
+ /** The formatted time. */
+ private final String text;
+
+ /** The time after which to refresh the time. */
+ private final long refresh;
+
+ /**
+ * Creates a new formatted time container.
+ *
+ * @param text
+ * The formatted time
+ * @param refresh
+ * The time after which to refresh the time (in milliseconds)
+ */
+ public Time(String text, long refresh) {
+ this.text = text;
+ this.refresh = refresh;
+ }
+
+ /**
+ * Returns the formatted time.
+ *
+ * @return The formatted time
+ */
+ public String getText() {
+ return text;
+ }
+
+ /**
+ * Returns the time after which to refresh the time.
+ *
+ * @return The time after which to refresh the time (in milliseconds)
+ */
+ public long getRefresh() {
+ return refresh;
+ }
+
+ }
+
+}