/**
gCalJSON
Copyright 2006 Mark Percival -  SquarePush, LLC
mark@squarepush.com
Released under GPL
A JSON implementation of gCalAjax.

bp revision: revised for getting multiple calendars & interacting with xajax
**/

var gAllCalendars = new Array();
var gThisCalendarID = '';

function initiateRSSRequest( url, startDate, endTime, maxResults, feed_id)
{
//	var startDate = new Date();
	var startDateString = startDate.getFullYear() + '-';
	startDateString += (startDate.getMonth()+1 < 10) ? '0'+(startDate.getMonth()+1) : startDate.getMonth()+1; 
	startDateString += '-';
	startDateString += (startDate.getDate() < 10) ? '0'+startDate.getDate() : startDate.getDate(); 

	url += '?alt=json-in-script&callback=jsonhandler&singleevents=true&orderby=starttime&sortorder=a';
	url += '&start-min='+startDateString;
	url += '&max-results=' + maxResults;
	gThisCalendarID = feed_id;
	RSSRequest(url);
}

function RSSRequest(url) {
document.write("<script type='text/javascript' language='javascript' src='");
document.write(url);
document.write("'></script>");
}

function jsonhandler(response) {
	var feed = response.feed;
	var outputHTML = "<ul>";
	var itemTimePrev = new Date();
	itemTimePrev.setTime(0);
	var feedTitle = feed['title'].$t;
	if(feed.entry) {
	 	var results = new Array();
		for (var i = 0 ; i < feed.entry.length; i++) {
		  var thisEntry = new Array();
	      var entry = feed.entry[i];
	      var itemTitle = entry['title'].$t;
		  var itemLink = entry['link'][0].href;
		  if ( !entry['gd$when']) alert("no when? " + itemTitle);
		  var itemTimeRaw = entry['gd$when'][0].startTime;
		  // What I added - Mark
		  // *****
		  var itemLocation = entry['gd$where'][0].valueString;
		  var itemDescr = entry['content'].$t;
		  // *****
		  var isAllDay = 0; //init isAllDay variable
	      if (itemTimeRaw.length <= 10) isAllDay = 1; //just the date is only 10 digits = all day event
	      var itemTime = new Date();
	      itemTime.setTime (Date.UTC(itemTimeRaw.substr(0,4),(itemTimeRaw.substr(5,2)-1),itemTimeRaw.substr(8,2),itemTimeRaw.substr(11,2),itemTimeRaw.substr(14,2)));
	      if ((itemTime.getUTCDate()!=itemTimePrev.getUTCDate())||(itemTime.getUTCMonth()!=itemTimePrev.getUTCMonth()))
	        outputHTML += '<h3><li>' + getMonthName(itemTime)+ ' ' + itemTime.getUTCDate() + '</li></h3>';
	                    
	      outputHTML += '<ul><li>'; 
	      if (!isAllDay) outputHTML += getTimeFormatted(itemTime) + ' - ';     
		  //And here as well, I added the location and description to the list item.
	      outputHTML += ' <a href="' + itemLink + '">' + itemTitle + '</a></li></ul>';
	      itemTimePrev.setTime(itemTime); //Save the last timestamp for next iteration comparison
	      
	      thisEntry['title'] = itemTitle;
	      thisEntry['link'] = itemLink;
	      thisEntry['timeRaw'] = itemTimeRaw;
	      thisEntry['location'] = itemLocation;
	      thisEntry['description'] = itemDescr;
	      thisEntry['isAllDay'] = isAllDay;
	      thisEntry['time'] = itemTime.getUTCFullYear() + "-" + (itemTime.getUTCMonth()+1) + "-" + itemTime.getUTCDate() + " " + itemTime.getUTCHours() + ":" + itemTime.getUTCMinutes() + ":" + "00";
	      thisEntry['id'] = feedTitle;
	      results[i] = thisEntry;
	    }
//	outputHTML += "</ul>";
//	setHTML("gcalajax", outputHTML);
//	setHTML("status", "");
		gAllCalendars.push( results);
		xajax_add_events( gAllCalendars);
	}
//	else {setHTML("status", "No future events.");}
}

/*
* Time Format - Month
*/
function getMonthName(dateObject) {
    var m_names = new Array("January", "February", "March", 
    "April", "May", "June", "July", "August", "September", 
    "October", "November", "December");
    return(m_names[dateObject.getUTCMonth()]);
}

/*
* Time Format - Hour
*/
function getTimeFormatted(dateObject) {
    var hours = dateObject.getUTCHours();
    var minutes = dateObject.getUTCMinutes();
    var formattedTime = null;
    if (is24Hour) {
        if (minutes < 10){minutes = "0" + minutes;}
        formattedTime = hours + ':' + minutes;
        return (formattedTime);
    }
    else {
        var ampm = "AM";
        if (hours > 12){
            hours = hours - 12;
            ampm = "PM";}
        if (hours == 12){ampm = 'PM';}
        if (hours == 0) {hours = 12;}
        if (minutes < 10){minutes = "0" + minutes;}
        formattedTime = hours + ':' + minutes + ' ' + ampm;
		return (formattedTime);
    }
}

function setHTML(div, data)
{
	document.write(data);
}