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package net.cbaines.suca;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.net.URISyntaxException;
import java.text.ParseException;
import java.util.Arrays;
import java.util.Calendar;
import java.util.GregorianCalendar;
import net.fortuna.ical4j.data.CalendarParser;
import net.fortuna.ical4j.data.ContentHandler;
import net.fortuna.ical4j.data.ParserException;
import net.fortuna.ical4j.model.Component;
import net.fortuna.ical4j.model.DateTime;
import net.fortuna.ical4j.model.Property;
public class SotonCalendarParser implements CalendarParser {
private final static String TAG = "SotonCalendarParser";
/**
* Start dates for the Autumn term's for each Academic Year starting from
* 2011 to
*/
// private static final GregorianCalendar[] startOfAutumnTerm = {new
// GregorianCalendar(2011, Calendar.SEPTEMBER, 19),new
// GregorianCalendar(2011, Calendar.SEPTEMBER, 19)
private Calendar startOfYear = new GregorianCalendar(2011,
Calendar.SEPTEMBER, 19);
public void parse(InputStream in, ContentHandler handler)
throws IOException, ParserException {
parse(new InputStreamReader(in), handler);
}
public void parse(Reader in, ContentHandler handler) throws IOException,
ParserException {
parse(new BufferedReader(in, 3), handler);
}
public void parse(BufferedReader in, ContentHandler handler)
throws IOException, ParserException {
try {
handler.startCalendar();
handler.startProperty(Property.NAME);
handler.propertyValue("2.0");
handler.endProperty(Property.NAME);
handler.startProperty(Property.PRODID);
handler.propertyValue("-//Chris Baines + Henco Appel//SouthamptonUniversityOrganiser//EN");
handler.endProperty(Property.NAME);
String line;
while ((line = in.readLine()) != null) {
if (!line.trim().equals("")) {
System.out.println("Line: " + line);
String[] lecture = line.split("\",\"");
// Remove the starting " off of the date
lecture[0] = lecture[0].substring(1,
lecture[0].length() - 1);
// Remove the trailing " off of the weeks
lecture[6] = lecture[6].substring(0,
lecture[0].length() - 1);
String[] people = lecture[4].split(",");
String[] weeks = lecture[6].split("[\\-,]");
// System.out.println(Arrays.toString(lecture));
for (int i = 0; i < weeks.length; i += 2) {
int weeksStart = Integer.parseInt(weeks[i].trim());
int weeksEnd = weeksStart;
if (i + 1 < weeks.length) {
weeksEnd = Integer.parseInt(weeks[i + 1].trim());
}
for (int week = weeksStart; week <= weeksEnd; week++) {
// System.out.println(week +
// Arrays.toString(lecture));
createEvent(lecture, handler, week);
}
}
}
}
handler.endCalendar();
} catch (ParseException e) {
e.printStackTrace();
} catch (URISyntaxException e) {
e.printStackTrace();
} catch (NumberFormatException e) {
e.printStackTrace();
}
}
// void String getRecuranceRule(String weeks) {
// StringBuilder rrule = new StringBuilder(50);
// rrule.append("RRULE:FREQ=WEEKLY;");
//
// }
private void createEvent(String[] lecture, ContentHandler handler, int week)
throws ParseException, URISyntaxException, IOException,
NumberFormatException {
handler.startComponent(Component.VEVENT);
handler.startProperty(Property.UID);
handler.propertyValue("email");
handler.endProperty(Property.UID);
handler.startProperty(Property.DTSTAMP);
handler.propertyValue(new DateTime(java.util.Calendar.getInstance()
.getTime()).toString());
handler.endProperty(Property.DTSTAMP);
// handler.startProperty(Property.ORGANIZER);
// handler.propertyValue("Organiser");
// handler.endProperty(Property.ORGANIZER);
Calendar time = (Calendar) startOfYear.clone();
int day = 0;
if (lecture[0].equals("Monday")) {
day = 0;
} else if (lecture[0].equals("Tuesday")) {
day = 1;
} else if (lecture[0].equals("Wednesday")) {
day = 2;
} else if (lecture[0].equals("Thursday")) {
day = 3;
} else if (lecture[0].equals("Friday")) {
day = 4;
} else {
throw new ParseException(Arrays.toString(lecture), 0);
}
time.add(Calendar.DAY_OF_MONTH, day);
time.set(Calendar.HOUR_OF_DAY,
Integer.parseInt(lecture[1].substring(0, 2)));
time.add(Calendar.WEEK_OF_YEAR, week);
handler.startProperty(Property.DTSTART);
handler.propertyValue(new DateTime(time.getTime()).toString());
handler.endProperty(Property.DTSTART);
time.set(Calendar.HOUR_OF_DAY,
Integer.parseInt(lecture[2].substring(0, 2)));
handler.startProperty(Property.DTEND);
handler.propertyValue(new DateTime(time.getTime()).toString());
handler.endProperty(Property.DTEND);
handler.startProperty(Property.LOCATION);
handler.propertyValue(lecture[5]);
handler.endProperty(Property.LOCATION);
handler.startProperty(Property.SUMMARY);
handler.propertyValue(lecture[3] + " with " + lecture[4] + " in "
+ lecture[5]);
handler.endProperty(Property.SUMMARY);
handler.endComponent(Component.VEVENT);
}
}
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