Lightning Launcher

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====== About the script ======
  * Purpose : This script will allow you to set up a calendar widget replacement 
  * Author : F43nd1r
  * Current Version : 1.3
  * Link : https://plus.google.com/+LukasMorawietz/posts/ENEoGArx8D4

====== Changelog ====== 
  * Version 1.0 (19/4/2015): initial release in wiki
  * Version 1.1 (20/4/2015): fixed showing yesterday's all-day-appointments, reduced minimum API level to 14
  * Version 1.2 (21/4/2015): added fix for devices using 23:59 instead of 00:00 (manual)
  * Version 1.3 (21/4/2015): Fix memory leaks 

====== How to use the script ====
  * Either install Calendar package from [[http://www.pierrox.net/android/applications/lightning_launcher/permissions/|here]] or grant READ_ CALENDAR permission using Lightning Permission Manager
  * Create a text item
  * set this script in its resumed event 
  * set up your configuration at the beginning of the script
  * set the Max lines of the item to showMax or higher
  * customize the items style to your needs 

====== Issues and hints ======
  * 

//please report all bugs in the g+ community//

====== Script code ======
<sxh javascript;>//config
var pattern = "dd. MM. HH:mm";//format has to match http://developer.android.com/reference/java/text/SimpleDateFormat.html
var showEnd = true;
var patternEnd = "HH:mm"; //used when entry ends on same day
var patternAllDay = "dd. MM.";//used for all-day-entries 
var showMax = 3;
var days = 90; //how far to search from today (might be not exact)
var dayOffFix=false; //when true adds one to all-day entries
//endconfig


LL.bindClass("android.provider.CalendarContract");
LL.bindClass("java.util.Calendar");
LL.bindClass("android.content.ContentUris");
LL.bindClass("java.text.SimpleDateFormat");
LL.bindClass("android.app.AlertDialog");
LL.bindClass("android.widget.SimpleCursorAdapter");
LL.bindClass("android.R");
LL.bindClass("android.content.DialogInterface");
LL.bindClass("android.widget.AbsListView");
var Calendars = CalendarContract.Calendars;
var Instances = CalendarContract.Instances;

var item=LL.getEvent().getItem();
var saved = item.getTag("calendar");
var cx = LL.getContext();
var cr = cx.getContentResolver()

if(saved==null){
var projection = [Calendars._ID,Calendars.NAME];
var calCursor = cr.query(Calendars.CONTENT_URI, projection, Calendars.VISIBLE + " = 1", null, Calendars._ID + " ASC");
if (!calCursor.moveToFirst()){
AndroiSD. makeNewToast("No Calendar found").show();
calCursor.close();
return;
}
var adapter = new SimpleCursorAdapter(cx,R.layout.simple_list_item_multiple_choice,calCursor,[Calendars.NAME],[R.id.text1],0);
var dialog = new AlertDialog.Builder(cx)
.setAdapter(adapter,null)
.setPositiveButton("Confirm", new DialogInterface.OnClickListener(){
onClick:function(dialog,which){
var checked = dialog.getListView().getCheckedItemPositions();
var cals = [];
for(var i=0;i<checked.size();i++){
calCursor.moveToPosition(i);
if(checked.get(checked.keyAt(i)))
cals.push(calCursor.getLong(0));
}
item.setTag("calendar",JSON.stringify(cals));
update(cals);
Android.makeNewToast("Saved!",true).show();
calCursor.close();
}
})
.setNegativeButton("Cancel",null)
.setTitle("Select Calendar(s)")
.create();
dialog.getListView().setChoiceMode(AbsListView.CHOICE_MODE_MULTIPLE);
dialog.show();
}
else update(JSON.parse(saved));

function update(cals){
if(cals.length<1)return;
var cal = Calendar.getInstance();
var begin = cal.getTimeInMillis();
cal.add(Calendar.DAY_OF_YEAR,days);
var end = cal.getTimeInMillis();
var proj = [ Instances._ID, Instances.BEGIN, Instances.END,Instances.TITLE,Instances.ALL_DAY]; 
var uriBuilder = Instances.CONTENT_URI.buildUpon();
ContentUris.appendId(uriBuilder,begin);
ContentUris.appendId(uriBuilder,end);
var s="('";
for(var i=0;i<cals.length-1;i++){
s+=cals[i]+"','";
}
s+=cals[cals.length-1]+"')";

var cursor = LL.getContext().getContentResolver().query(uriBuilder.build(), proj, Instances.CALENDAR_ID+" IN "+s,null,Instances.BEGIN+" ASC"); 
if(!cursor.moveToFirst()){
cursor.close();
return;
}
var s="";
for(var i=0;i<showMax;i++)
{
var c=Calendar.getInstance();
c.setTimeInMillis(cursor.getLong(1));
var c2=c.clone();
c2.setTimeInMillis(cursor.getLong(2));
var format=new SimpleDateFormat(pattern);
var formatEnd=new SimpleDateFormat(patternEnd);
var formatAllDay=new SimpleDateFormat(patternAllDay);
var isAllDay=(cursor.getInt(4)==1);
s+= cursor.getString(3);
if(isAllDay)(dayOffFix?c:c2).add(Calendar.DAY_OF_YEAR,dayOffFix?1:-1);
var endsOnSame=(c.get(Calendar.DAY_OF_YEAR)==c2.get(Calendar.DAY_OF_YEAR));
if(!isAllDay){
s+=" "+format.format(c.getTime());
if(showEnd){
if(endsOnSame) s+=" - "+formatEnd.format(c2.getTime());
else s+=" - "+format.format(c2.getTime());
}
}
else{
s+=" "+formatAllDay.format(c.getTime());
if(!endsOnSame&&showEnd)s+=" - "+formatAllDay.format(c2.getTime());
}
if(cursor.moveToNext())s+="\n";
else break;
}
LL.getEvent().getItem().setLabel(s, true);
cursor.close();
}
</sxh>
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