Googleカレンダーのデータを携帯のスケジューラで読み込めるようにするiアプリを作ってみました。iCal形式ならGoogleカレンダーである必要はないのだけれども、iアプリの仕様上、データをiアプリと同じサーバに置かないといけないので、完全に個人用ツール。

あとはScheduleクラスがaddEntry()しかできないので、重複排除みたいなことができないとか、ToDoの方はいじることができないとか、痒くてたまらない感じ。

一応ソース。エラー処理がほとんど入ってない、、、

import javax.microedition.io.*;
import java.io.*;
import java.util.*;
import com.nttdocomo.ui.*;
import com.nttdocomo.io.*;
import com.nttdocomo.system.*;
import com.nttdocomo.util.*;

public class GoogleCalendarImporter extends IApplication {
appCanvas m_canvas;

public void start() {
m_canvas = new appCanvas();
Display.setCurrent(m_canvas);
}

   class appCanvas extends Canvas {
public appCanvas() {
setSoftLabel(SOFT_KEY_1,"ADD");
setSoftLabel(SOFT_KEY_2,"QUIT");
}

public void paint(Graphics g) {
g.drawString("Google Calendar Importer",0,30);
}

public void processEvent(int type,int param) {
if (type==Display.KEY_RELEASED_EVENT) {
if (param==Display.KEY_SOFT2) {
terminate();
}
if (param==Display.KEY_SOFT1) {
String ics = getICSData("gc.ics");
Vector vevents = getVevents(ics);
ScheduleDate sdate;
for(int i = 0; i < vevents.size(); i++) {
sdate = getSchedule((String)vevents.elementAt(i));
Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
int year = cal.get(Calendar.YEAR);
int month = cal.get(Calendar.MONTH) + 1;
int day = cal.get(Calendar.DATE);
if((year < sdate.get(Calendar.YEAR)) ||
(((year == sdate.get(Calendar.YEAR)) && (month < sdate.get(Calendar.MONTH) + 1))) ||
(((year == sdate.get(Calendar.YEAR)) && (month == sdate.get(Calendar.MONTH) + 1)) && (day <= sdate.get(Calendar.DATE))))
{
try {
Schedule.addEntry(getSummary((String)vevents.elementAt(i)), sdate, false);
} catch(InterruptedOperationException e) {
}
}
}

}
}
}

String getSummary(String vevent) {
String summary = "SUMMARY:";
try {
int pos_s = vevent.indexOf(summary);
int pos_e = vevent.indexOf("\n", pos_s);
return vevent.substring(pos_s + summary.length(), pos_e);
} catch (Exception e) {
return vevent;
}
}

int getInt(String str) {
int start = 0;
while(start < str.length() - 1) {
if(str.charAt(start) == '0') {
start++;
} else {
break;
}
}
return Integer.parseInt(str.substring(start));
}

ScheduleDate getSchedule(String vevent) {
ScheduleDate sdate = new ScheduleDate(ScheduleDate.ONETIME);
try {
int pos_dt = vevent.indexOf("DTSTART");
int pos_s = vevent.indexOf(":", pos_dt);
sdate.set(Calendar.YEAR, Integer.parseInt(vevent.substring(pos_s + 1, pos_s + 5)));
sdate.set(Calendar.MONTH, getInt(vevent.substring(pos_s + 5, pos_s + 7)) - 1);
sdate.set(Calendar.DATE, getInt(vevent.substring(pos_s + 7, pos_s + 9)));
if(vevent.charAt(pos_s + 9) == 'T') {
sdate.set(Calendar.HOUR_OF_DAY, getInt(vevent.substring(pos_s + 10, pos_s + 12)));
sdate.set(Calendar.MINUTE, getInt(vevent.substring(pos_s + 12, pos_s + 14)));
}
} catch (Exception e) {
}
return sdate;
}

Vector getVevents(String ics) {
Vector vevents = new Vector();
try {
int pos_s = ics.indexOf("BEGIN:VEVENT");
int pos_e;
while(pos_s >= 0) {
pos_e = ics.indexOf("END:VEVENT", pos_s);
vevents.addElement(ics.substring(pos_s, pos_e));
pos_s = ics.indexOf("BEGIN:VEVENT", pos_e);
}
} catch (Exception e) {
}
return vevents;
}

String getICSData(String ics) {
HttpConnection wi_connect;
try {
String wi_url = new String(getSourceURL() + ics);
wi_connect = (HttpConnection)Connector.open(wi_url,Connector.READ_WRITE,true);
wi_connect.setRequestMethod(HttpConnection.GET);
wi_connect.connect();

InputStream wi_stream = wi_connect.openInputStream();
InputStreamReader wi_buffer = new InputStreamReader(wi_stream);
StringBuffer w_StringBuffer = new StringBuffer();
String w_buffer = "";

int w_char;
while ((w_char = wi_buffer.read()) != -1) {
w_StringBuffer.append((char)w_char);
}

w_buffer = (String)w_StringBuffer.toString();
wi_stream.close();
wi_connect.close();
return w_buffer;
} catch(Throwable e) {
System.out.println("getICSData() : " + e.getMessage());
}
return "";
}
}
}