Fix for issue #51

src/site/xdoc/release_notes.xml

@@ -31,6 +31,7 @@
           <li>Removed CustomUserResourceIndex class, which does not appear to have broad utility. <a href="https://github.com/iipc/openwayback/pull/195">#195</a></li>
           <li>Performance information in response header can now be in JSON format. <a href="https://github.com/iipc/openwayback/pull/195">#195</a>, <a href="https://github.com/internetarchive/wayback/issues/69">internetarchive#69</a></li>
           <li>FastArchivalUrlReplayParseEventHandler no longer rewrite relative URLs for better replay quality. <a href="https://github.com/iipc/openwayback/pull/195">#195</a></li> 
+          <li>Made start date configurable (defaults to old value of 1996), end date dynamic to current year.<a href="https://github.com/iipc/openwayback/issues/51">#51</a></li>
        </ul>
       </subsection>
       <subsection name="Bug Fixes">

wayback-core/src/main/java/org/archive/wayback/util/Timestamp.java

@@ -22,8 +22,8 @@
 import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
-import java.util.GregorianCalendar;
-import java.util.SimpleTimeZone;
+import java.util.Locale;
+import java.util.Map;
 import java.util.TimeZone;
 
 import org.archive.util.ArchiveUtils;
@@ -39,9 +39,8 @@ public class Timestamp {
 
 	private final static String LOWER_TIMESTAMP_LIMIT = "10000000000000";
 	private final static String UPPER_TIMESTAMP_LIMIT = "29991939295959";
-	private final static String YEAR_LOWER_LIMIT      = "1996";
-	private final static String YEAR_UPPER_LIMIT      = 
-		String.valueOf(Calendar.getInstance(TimeZone.getTimeZone("GMT")).get(Calendar.YEAR));
+	private final static String YEAR_DEFAULT_LOWER_LIMIT      = "1996";
+        private static String YEAR_LOWER_LIMIT;
 	private final static String MONTH_LOWER_LIMIT     = "01";
 	private final static String MONTH_UPPER_LIMIT     = "12";
 	private final static String DAY_LOWER_LIMIT       = "01";
@@ -52,37 +51,28 @@ public class Timestamp {
 	private final static String SECOND_UPPER_LIMIT    = "59";
 	private final static String SECOND_LOWER_LIMIT    = "00";
 
-	private final static int SSE_1996                 = 820454400;
+        // This variable holds the seconds since Epoch (January 1, 1970 00:00:00 GMT) 
+        // to the start of the selected YEAR_LOWER_LIMIT.
+	private final static int SSE_YEAR_LOWER_LIMIT;
 
-	private final static String[] months = { "Jan", "Feb", "Mar", "Apr", "May",
-			"Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
+        private final static String[] months = new String[12];
 
-	private final static String DAYS_IN_MONTH[][];
-	private final static int DIM_START_YEAR = 1972;
-	private final static int DIM_END_YEAR = 2032;
 	static {
-		Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
-		cal.clear();
-		int years = DIM_END_YEAR - DIM_START_YEAR;
-		DAYS_IN_MONTH = new String[years][12];
-		for(int y = 0; y < years; y++) {
-			for(int m = 0; m < 12; m++) {
-				cal.set(Calendar.YEAR,DIM_START_YEAR + y);
-				cal.set(Calendar.MONTH,m);
-				cal.set(Calendar.DAY_OF_MONTH,1);
-				int calV = cal.getActualMaximum(Calendar.DAY_OF_MONTH);
-				String maxDayOfMonth = String.valueOf(calV);
-				if(maxDayOfMonth.length() == 1) {
-					maxDayOfMonth = "0" + maxDayOfMonth;
-				}
-				DAYS_IN_MONTH[y][m] = maxDayOfMonth;
-			}
-		}
-	}
-	private static String getDaysInMonthBound(int year, int month) {
-		return DAYS_IN_MONTH[year - DIM_START_YEAR][month];
-	}
-
+            // Set up the starting year.
+
+            YEAR_LOWER_LIMIT = System.getProperty("wayback.timestamp.startyear", YEAR_DEFAULT_LOWER_LIMIT);
+
+            Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
+            cal.set(Integer.parseInt(YEAR_LOWER_LIMIT), 0, 1, 0, 0, 0);
+            SSE_YEAR_LOWER_LIMIT = (int)(cal.getTimeInMillis() / 1000);
+
+            // Set up the array of shorthanded month names.
+            Map <String, Integer> month = cal.getDisplayNames(Calendar.MONTH, Calendar.SHORT, Locale.getDefault());
+            for (String s:month.keySet()) {
+                months[month.get(s)] = s;
+            }
+	}
+
 	private String dateStr = null;
 	private Date date = null;
 
@@ -123,7 +113,7 @@ public Timestamp(final Date date) {
 	 * set internal structure using Date argument
 	 * @param date from which date should be set
 	 */
-	public void setDate(final Date date) {
+	public final void setDate(final Date date) {
 		this.date = (Date) date.clone();
 		dateStr = ArchiveUtils.get14DigitDate(date);
 	}
@@ -140,7 +130,7 @@ public Date getDate() {
 	 * set internal structure using seconds since the epoch integer argument
 	 * @param sse SecondsSinceEpoch
 	 */
-	public void setSse(final int sse) {
+	public final void setSse(final int sse) {
 		setDate(new Date(((long)sse) * 1000));
 	}
 
@@ -257,17 +247,13 @@ public String prettyDateTime() {
 	 * =============================
 	 * 
 	 */
-
-
-	private static Calendar getCalendar() {
-		String[] ids = TimeZone.getAvailableIDs(0);
-		if (ids.length < 1) {
-			return null;
-		}
-		TimeZone gmt = new SimpleTimeZone(0, ids[0]);
-		return new GregorianCalendar(gmt);		
+	private static String getDaysInMonthBound(int year, int month) {
+	    Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
+            cal.set(Calendar.YEAR, year);
+	    cal.set(Calendar.MONTH, month);
+            return new Integer(cal.getActualMaximum(Calendar.DAY_OF_MONTH)).toString();
 	}
-
+        
 	/**
 	 * @param dateStr up to 14 digit String representing date
 	 * @return a GMT Calendar object, set to the date represented
@@ -293,6 +279,7 @@ public static Calendar dateStrToCalendar(final String dateStr) {
 
 		return cal;
 	}
+
 	/**
 	 * cleanup the dateStr argument assuming earliest values, and return a
 	 * GMT calendar set to the time described by the dateStr.
@@ -309,10 +296,9 @@ public static Date dateStrToDate(final String dateStr) {
 			e.printStackTrace();
 			// TODO: This is certainly not the right thing, but padStartDateStr
 			// should ensure we *never* get here..
-			return new Date(SSE_1996);
+			return new Date((long)SSE_YEAR_LOWER_LIMIT * 1000);
 		}
 	}
-
 
 	private static String padDigits(String input, String min, String max, 
 			String missing) {
@@ -361,7 +347,8 @@ private static String boundTimestamp(String input) {
 		}
 		// MAKE SURE THE YEAR IS WITHIN LEGAL BOUNDARIES:
 		boundTimestamp.append(boundDigits(input.substring(0,4),
-				YEAR_LOWER_LIMIT,YEAR_UPPER_LIMIT));
+				YEAR_LOWER_LIMIT, 
+                                String.valueOf(Calendar.getInstance(TimeZone.getTimeZone("GMT")).get(Calendar.YEAR) )));
 
 		// MAKE SURE THE MONTH IS WITHIN LEGAL BOUNDARIES:
 		boundTimestamp.append(boundDigits(input.substring(4,6),
@@ -458,6 +445,28 @@ public static Timestamp latestTimestamp() {
 	 * @return Timestamp object representing the earliest possible date.
 	 */
 	public static Timestamp earliestTimestamp() {
-		return new Timestamp(SSE_1996);
-	}
+		return new Timestamp(SSE_YEAR_LOWER_LIMIT);
+	}
+
+        /** 
+         * Set the mimimum year for the service.
+         * @param year The four digit year to set the lower limit of years handled by the server.
+         */
+        public void setStartYear(int year) {
+            YEAR_LOWER_LIMIT = Integer.toString(year);
+        }
+
+        /**
+	 * @return The four digit start year of the interval.
+	 */
+        public static int getStartYear() {
+            return Integer.parseInt(YEAR_LOWER_LIMIT);
+        }
+
+        /**
+	 * @return The four digit end year of the interval.
+	 */
+        public static int getEndYear() {
+            return Calendar.getInstance(TimeZone.getTimeZone("GMT")).get(Calendar.YEAR);
+        }
 }

wayback-webapp/src/main/webapp/WEB-INF/query/BubbleCalendar.jsp

@@ -11,6 +11,7 @@
 <%@ page import="org.archive.wayback.core.UIResults" %>
 <%@ page import="org.archive.wayback.core.WaybackRequest" %>
 <%@ page import="org.archive.wayback.partition.BubbleCalendarData" %>
+<%@ page import="org.archive.wayback.util.Timestamp" %>
 <%@ page import="org.archive.wayback.util.partition.Partition" %>
 <%@ page import="org.archive.wayback.util.StringFormatter" %>
 <jsp:include page="/WEB-INF/template/CookieJS.jsp" flush="true" />
@@ -37,8 +38,9 @@ int imgWidth = 0;
 int imgHeight = 75;
 int yearWidth = 49;
 int monthWidth = 5;
+int startYear = Timestamp.getStartYear();
 
-for (int year = 1996; year <= Calendar.getInstance().get(Calendar.YEAR); year++)
+for (int year = startYear; year <= Calendar.getInstance().get(Calendar.YEAR); year++)
     imgWidth += yearWidth;
 
 BubbleCalendarData data = new BubbleCalendarData(results);
@@ -67,11 +69,11 @@ var lastDate = <%= data.dataEndMSSE %>;
 var wbPrefix = "<%= replayPrefix %>";
 var wbCurrentUrl = "<%= data.searchUrlForJS %>";
 
-var curYear = <%= data.yearNum - 1996 %>;
+var curYear = <%= data.yearNum - startYear %>;
 var curMonth = -1;
 var yearCount = 15;
-var firstYear = 1996;
-var startYear = <%= data.yearNum - 1996 %>;
+var firstYear = <%= startYear %>;
+var startYear = <%= data.yearNum - startYear %>;
 var imgWidth = <%= imgWidth %>;
 var yearImgWidth = <%= yearWidth %>;
 var monthImgWidth = <%= monthWidth %>;
@@ -260,7 +262,7 @@ $().ready(function(){
         </div>
         </a>
         	<%
-        	for(int i = 1996; i <= Calendar.getInstance().get(Calendar.YEAR); i++) {
+        	for(int i = startYear; i <= Calendar.getInstance().get(Calendar.YEAR); i++) {
         		String curClass = "inactiveHighlight";
         		if(data.yearNum == i) {
             		curClass = "activeHighlight";
@@ -269,8 +271,8 @@ $().ready(function(){
 	            <div class="wbChartThisContainer">
 	                <a style="text-decoration: none;" href="<%= queryPrefix + i + "0201000000*/" + data.searchUrlForHTML %>">
 
-	                	<div id="highlight-<%= i - 1996 %>"
-						onmouseover="showTrackers('inline'); setActiveYear(<%= i - 1996 %>)" 
+	                	<div id="highlight-<%= i - startYear %>"
+						onmouseover="showTrackers('inline'); setActiveYear(<%= i - startYear %>)" 
 	                	class="<%= curClass %>"><%= i %></div>
 	                </a>
 	            </div>

wayback-webapp/src/main/webapp/WEB-INF/replay/Toolbar.jsp

@@ -15,6 +15,7 @@
 %><%@ page import="org.archive.wayback.partition.PartitionPartitionMap"
 %><%@ page import="org.archive.wayback.partition.PartitionsToGraph"
 %><%@ page import="org.archive.wayback.partition.ToolBarData"
+%><%@ page import="org.archive.wayback.util.Timestamp"
 %><%@ page import="org.archive.wayback.util.graph.Graph"
 %><%@ page import="org.archive.wayback.util.graph.GraphEncoder"
 %><%@ page import="org.archive.wayback.util.graph.GraphRenderer"
@@ -51,8 +52,9 @@ int imgWidth = 0;
 int imgHeight = 27;
 int monthWidth = 2;
 int yearWidth = 25;
+int startYear = Timestamp.getStartYear();
 
-for (int year = 1996; year <= Calendar.getInstance().get(Calendar.YEAR); year++)
+for (int year = startYear; year <= Calendar.getInstance().get(Calendar.YEAR); year++)
     imgWidth += yearWidth;
 
 String yearFormatKey = "PartitionSize.dateHeader.yearGraphLabel";
@@ -77,7 +79,7 @@ var wbCurrentUrl = "<%= searchUrlJS %>";
 var curYear = -1;
 var curMonth = -1;
 var yearCount = 15;
-var firstYear = 1996;
+var firstYear = <%= startYear %>;
 var imgWidth=<%= imgWidth %>;
 var yearImgWidth = <%= yearWidth %>;
 var monthImgWidth = <%= monthWidth %>;
@@ -129,7 +131,6 @@ function trackMouseMove(event,element) {
    var monthOff = xOff % yearImgWidth;
 
    var year = Math.floor(xOff / yearImgWidth);
-	var yearStart = year * yearImgWidth;
    var monthOfYear = Math.floor(monthOff / monthImgWidth);
    if(monthOfYear > 11) {
        monthOfYear = 11;
@@ -146,7 +147,7 @@ function trackMouseMove(event,element) {
 		zeroPad(day,2) + "000000";
 
 	var monthString = prettyMonths[monthOfYear];
-	document.getElementById("displayYearEl").innerHTML = year + 1996;
+	document.getElementById("displayYearEl").innerHTML = year + <%= startYear %>;
 	document.getElementById("displayMonthEl").innerHTML = monthString;
 	// looks too jarring when it changes..
 	//document.getElementById("displayDayEl").innerHTML = zeroPad(day,2);

wayback-webapp/src/main/webapp/WEB-INF/template/UI-header.jsp

@@ -3,6 +3,7 @@
 <%@ page import="org.archive.wayback.core.WaybackRequest" %>
 <%@ page import="org.archive.wayback.core.UIResults" %>
 <%@ page import="org.archive.wayback.util.StringFormatter" %>
+<%@ page import="org.archive.wayback.util.Timestamp" %>
 <%@ page language="java" pageEncoding="utf-8" contentType="text/html;charset=utf-8"%>
 <%
 UIResults results = UIResults.getGeneric(request);
@@ -74,22 +75,10 @@ String replayPrefix = results.getReplayPrefix();
 													&nbsp;
 												</b> 
 												<select name="<%= WaybackRequest.REQUEST_DATE %>" size="1">
-													<option value="" selected><%= fmt.format("UIGlobal.selectYearAll") %></option>
-													<option>2010</option>
-													<option>2009</option>
-													<option>2008</option>
-													<option>2007</option>
-													<option>2006</option>
-													<option>2005</option>
-													<option>2004</option>
-													<option>2003</option>
-													<option>2002</option>
-													<option>2001</option>
-													<option>2000</option>
-													<option>1999</option>
-													<option>1998</option>
-													<option>1997</option>
-													<option>1996</option>
+												    <option value="" selected><%= fmt.format("UIGlobal.selectYearAll") %></option>
+												    <% for(int i = Timestamp.getEndYear(); i >= Timestamp.getStartYear(); i-=1) { %>
+                                                                                                        <option><%= i %></option>
+                                                                                                    <% } %>
 												</select>
 												&nbsp;
 												<input type="submit" name="Submit" value="<%= fmt.format("UIGlobal.urlSearchButton") %>" align="absMiddle">

wayback-webapp/src/main/webapp/WEB-INF/wayback.xml

@@ -335,4 +335,11 @@
   </bean>
 -->
 
+<!--
+    Set the minimum year that is handled by this server. If commented out the vaule of the
+    start year will default to 1996.
+  -->
+  <bean name="minimumYearAllowed" class="org.archive.wayback.util.Timestamp">
+    <property name="startYear" value="1996" />
+  </bean>
 </beans>