resource.js

/*
CalDavZAP - the open source CalDAV Web Client
Copyright (C) 2011-2014
    Jan Mate <jan.mate@inf-it.com>
    Andrej Lezo <andrej.lezo@inf-it.com>
    Matej Mihalik <matej.mihalik@inf-it.com>

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

function CalDAVloadResources(resourceCalDAVList, forceLoad)
{
	if(forceLoad!=true && globalWindowFocus==false)
		return false;

	if(!(resourceCalDAVList instanceof Array))
		resourceCalDAVList=[resourceCalDAVList];

	var isLast=false;
	CalDAVnetFindResource(resourceCalDAVList[0], forceLoad, 0);
}

// ResourceCalDAVList Class
function ResourceCalDAVList()
{
	this.collections=new Array();
	this.TodoCollections=new Array();
	this.calendarsLoaded=null;
	this.counterList=new Array();
	this.sortedTodoCollections=new Array();
	this.sortedCollections=new Array();

	this.reset=function()
	{
		this.TodoCollections.splice(0, this.TodoCollections.length);
		this.collections.splice(0, this.collections.length);
		this.counterList=new Array();
		this.sortedTodoCollections=new Array();
		this.sortedCollections=new Array();
	}

	// resource header value
	this.getHeaderValue=function(inputResource)
	{
		var re=new RegExp('^(https?://)([^@/]+(?:@[^@/]+)?)@([^/]+).*/([^/]*)/','i');
		var tmp=inputResource.accountUID.match(re);
		var tmp_host=tmp[3];	// hostname [%H]
		var tmp_host_wo_port=tmp[3].replace(vCalendar.pre['numberPortRex'],'');	// hostname without port [%h]
		var tmp_domain=tmp_host_wo_port.replace(vCalendar.pre['domainRex'], '');	// domain name [%D]
		var tmp_domain_min=tmp_host_wo_port.match(vCalendar.pre['domainNameRex'])[2];	// domain name min. (only 1 or 2 level domain string) [%d]
		var tmp_principal=decodeURIComponent(tmp[4]);	// principal username [%P]
		var tmp_principal_wo_domain=decodeURIComponent(tmp[4]).replace(vCalendar.pre['principalUserNameRex'],'');	// principal username without @domain.com [%p]
		var tmp_user=inputResource.userAuth.userName;	// login name [%U]
		var tmp_user_wo_domain=inputResource.userAuth.userName.replace(vCalendar.pre['loginRex'],'');	// login name without @domain.com [%u]
		if(!inputResource.subscription && (typeof inputResource.hrefLabel!='string' || inputResource.hrefLabel=='' || (inputResource.hrefLabel=='%x' && inputResource.headervalue=='')))
			inputResource.hrefLabel='%d/%p [%u]';
		else if(inputResource.subscription && (typeof inputResource.hrefLabel!='string' || inputResource.hrefLabel==''))
			inputResource.hrefLabel=localization[globalInterfaceLanguage].txtSubscribed;

		var result=inputResource.hrefLabel;
		result=result.replace(vCalendar.pre['HRex'], tmp_host);
		result=result.replace(vCalendar.pre['hRex'], tmp_host_wo_port);
		result=result.replace(vCalendar.pre['DRex'], tmp_domain);
		result=result.replace(vCalendar.pre['dRex'], tmp_domain_min);
		result=result.replace(vCalendar.pre['PRex'], tmp_principal);
		result=result.replace(vCalendar.pre['pRex'], tmp_principal_wo_domain);
		result=result.replace(vCalendar.pre['URex'], tmp_user);
		result=result.replace(vCalendar.pre['uRex'], tmp_user_wo_domain);
		result=result.replace(vCalendar.pre['xRex'], inputResource.headervalue);
		inputResource.hrefLabel=result;
		return result;
	}

	this.getSortKey=function(inputResource, forHeader, inputResourceIndex)
	{
		var re=new RegExp('^(https?://)([^@/]+(?:@[^@/]+)?)@([^/]+)(.*/)([^/]+/)([^/]+/)([^/]*)','i');
		var tmp=inputResource.uid.match(re);
		var out='';
		if(!inputResource.subscription)
			out='A';
		else
			out='B';

		// custom sorting (instead of alphabetical)
		if(globalSettings.resourcealphabetsorting!=true)
			out+=inputResourceIndex.pad(String(globalAccountSettings.length).length);
		out+=tmp[1]+tmp[3]+'/'+(inputResource.hrefLabel==undefined || inputResource.hrefLabel==null ? tmp[5] : inputResource.hrefLabel)+' '+inputResource.userAuth.userName;

		if(forHeader==false)
			out+=' '+inputResource.displayvalue;
		return out;
	}

	// Resource list is not sorted, instead "insert sort" is performed
	this.insertResource=function(inputResource, index, isEvent)
	{
		var oldHrefLabel = inputResource.hrefLabel;
		var headerValue = this.getHeaderValue(inputResource);
		inputResource.sortkey=this.getSortKey(inputResource, false, index);
		var collObject={};
		var todoString = '';
		var makeChecked=false;
		if(isEvent)
			collObject = this.collections;
		else
		{
			collObject = this.TodoCollections;
			todoString = 'TODO';
		}
		// do not insert entry with duplicate UID
		for(var i=0;i<collObject.length;i++)
			if(collObject[i].uid==inputResource.uid)
			{
				collObject[i].urlArray={};
				if(collObject[i].displayvalue==inputResource.displayvalue && collObject[i].permissions.read_only==inputResource.permissions.read_only && collObject[i].headervalue==inputResource.headervalue)
				{
					var syncT = inputResource.syncToken;
					collObject[i]=$.extend(inputResource, {fcSource: collObject[i].fcSource, syncToken: collObject[i].syncToken, oldSyncToken: collObject[i].oldSyncToken, newlyAdded: collObject[i].newlyAdded,forceSyncPROPFIND: collObject[i].forceSyncPROPFIND});
					if(inputResource.makeLoaded && collObject[i].oldSyncToken=='')
					{
						collObject[i].oldSyncToken = inputResource.oldSyncToken;
						collObject[i].syncToken = syncT;
						inputResource.someChanged=false;
						if(inputResource.makeLoaded && (typeof inputResource.showHeader =='undefined' || inputResource.showHeader))
						{
							var str=inputResource.href.substring(0, inputResource.href.length-1);
							if(!inputResource.subscription)
								var str2=str.substring(0, str.lastIndexOf('/'));
							else 
								var str2='subscribed';
							$('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_header[data-id^="'+str2+'"]').css('display','block');
						}
						$('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_item[data-id="'+inputResource.uid+'"]').css('display','');
						var input = $('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_item[data-id="'+inputResource.uid+'"]').find('input');
						input.prop('checked',true)
						collectionChBoxClick(input.get(0), '#ResourceCalDAV'+todoString+'List', '.resourceCalDAV'+todoString+'_header', '.resourceCalDAV'+todoString+'_item', null, false);
						if(window['globalVisibleCalDAV'+todoString+'Collections'].indexOf(inputResource.uid)==-1)
							window['globalVisibleCalDAV'+todoString+'Collections'].splice(window['globalVisibleCalDAV'+todoString+'Collections'].length, 0, inputResource.uid);

						collObject[i].newlyAdded=true;
					}
					else if(!inputResource.makeLoaded && collObject[i].oldSyncToken!='')
					{
						var str=inputResource.href.substring(0, inputResource.href.length-1);
						if(!inputResource.subscription)
							var str2=str.substring(0, str.lastIndexOf('/'));
						else 
							var str2='subscribed';
						$('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_item[data-id="'+inputResource.uid+'"]').css('display','none');
						var input = $('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_item[data-id="'+inputResource.uid+'"]').find('input');
						input.prop('checked',false)
						collectionChBoxClick(input.get(0), '#ResourceCalDAV'+todoString+'List', '.resourceCalDAV'+todoString+'_header', '.resourceCalDAV'+todoString+'_item', null, false);
						if(window['globalVisibleCalDAV'+todoString+'Collections'].indexOf(inputResource.uid)!=-1)
							window['globalVisibleCalDAV'+todoString+'Collections'].splice(window['globalVisibleCalDAV'+todoString+'Collections'].indexOf(inputResource.uid),1);
						if(isEvent)
						{
							var beforeScroll = $('#main').width()-$('#calendar').width();
							$('#calendar').fullCalendar('removeEventSource', collObject[i].fcSource);
							var afterScroll = $('#main').width()-$('#calendar').width();
							rerenderCalendar(beforeScroll!=afterScroll);
							globalEventList.events[inputResource.uid]={};
							globalEventList.displayEventsArray[inputResource.uid]=new Array();
						}
						else
						{
							var beforeScroll = $('#mainTODO').width()-$('#todoList').width();
							$('#todoList').fullCalendar('removeEventSource', collObject[i].fcSource);
							var afterScroll = $('#mainTODO').width()-$('#todoList').width();
							rerenderTodo(beforeScroll!=afterScroll);
							globalEventList.todos[inputResource.uid]={};
							globalEventList.displayTodosArray[inputResource.uid]=new Array();
						}
						if($('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_header[data-id^="'+str2+'"]').nextUntil('.resourceCalDAV'+todoString+'_header').filter(':visible').length==0)
							$('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_header[data-id^="'+str2+'"]').css('display','none');
						collObject[i].fcSource = null;
						collObject[i].someChanged=false;
						collObject[i].syncToken='';
						collObject[i].oldSyncToken='';
					}
					return 0;
				}
				else
				{
					makeChecked=$('#ResourceCalDAV'+todoString+'List').find('[data-id='+jqueryEscapeSelector(inputResource.uid)+']').find('input[type=checkbox]').prop('checked');
					// the collection name is changed and must be moved to correct place (we first remove it and then reinsert)
					this.removeResource(inputResource.uid, false,isEvent);
					break;
				}
			}

		// create header
		var headerObject={headerOnly: true,  sortkey: this.getSortKey(inputResource, true, index), displayvalue: (oldHrefLabel=='%x' ? headerValue.replace(RegExp('^[^#]+#'),'') : headerValue), index:0};
		// find the index where to insert the new resource
		// find the index where to insert the new resource O(n*log(n))
		insertIndex=0;
		low=0;
		high=collObject.length-1;
		if(collObject.length>0)
			while(low<high)
			{
				insertIndex=low+Math.round((high-low)/2);
				result=(cmp_str=collObject[insertIndex].sortkey).customCompare(inputResource.sortkey,globalSortAlphabet,1,false);
				if(result==-1)
				{
					if(insertIndex+1==collObject.length-1 && typeof collObject[insertIndex+1]!='undefined' && (cmp_str=collObject[insertIndex+1].sortkey).customCompare(inputResource.sortkey,globalSortAlphabet,1,false)==-1)
					{
						insertIndex+=2;
						break;
					}
					else
						low=++insertIndex;
				}
				else if(result==1)
				{
					if((cmp_str=collObject[insertIndex-1].sortkey).customCompare(inputResource.sortkey,globalSortAlphabet,1,false)==-1)
						break;
					else
						high=--insertIndex;
				}
			}
		// check for header existence
		var headerMiss=1;
		for(var i=0;i<collObject.length;i++)
			if(collObject[i].headerOnly==true && collObject[i].displayvalue==headerObject.displayvalue)
			{
				
				headerMiss=0;
				break;
			}
		// insert header if not exists
		if(headerMiss)
		{	
			headerObject.index=insertIndex;
			collObject.splice(insertIndex, 0, headerObject);
		}
		// insert the resource
		if(collObject.length==1 && globalCalDAVInitLoad)
			$('#SystemCalDavZAP .fc-header-center ').addClass('r_operate_all');

		this.counterList[inputResource.uid+' '+inputResource.listType]={collectionLength: 0, counter: 0, uid: inputResource.uid, isLoading: false, isSaving: false};
		collObject.splice(insertIndex+headerMiss, 0, inputResource);
		
		if(!isEvent)
		{
			globalEventList.displayTodosArray[inputResource.uid]=new Array();
			globalEventList.todos[inputResource.uid]={};
		}
		else
		{
			globalEventList.displayEventsArray[inputResource.uid]=new Array();
			globalEventList.events[inputResource.uid]={};
		}

		var str=inputResource.href.substring(0, inputResource.href.length-1);
		var resList = '#ResourceCalDAV'+todoString+'List';
		var resHeader = '.resourceCalDAV'+todoString+'_header';
		var resItem = '.resourceCalDAV'+todoString+'_item';

		if(!inputResource.subscription)
				var str2=str.substring(0, str.lastIndexOf('/'));
			else 
				var str2='subscribed';
		if(headerMiss)
		{
			var newElement=$('#ResourceCalDAV'+todoString+'ListTemplate').find('.resourceCalDAV'+todoString+'_header').clone().wrap('<div>');
			newElement.attr('data-id',str2);
			newElement.append(headerObject.displayvalue);

			if(todoString=='')
				newElement.find('input[type=checkbox]').attr('onclick','resourceChBoxClick(this, \'#\'+$(this).parent().parent().attr(\'id\'), \''+resHeader+'\', false);if(isCalDAVLoaded && $(this).parent().parent().attr(\'id\')== \'ResourceCalDAV'+todoString+'List\'){$(this).prop(\'checked\')?enableResource($(this).parent()):disableResource($(this).parent());}');
			else
				newElement.find('input[type=checkbox]').attr('onclick','resourceChBoxClick(this, \'#\'+$(this).parent().parent().attr(\'id\'), \''+resHeader+'\', false);if(isCalDAVLoaded && $(this).parent().parent().attr(\'id\')== \'ResourceCalDAV'+todoString+'List\'){$(this).prop(\'checked\')?enableResourceTodo($(this).parent()):disableResourceTodo($(this).parent());}');

			newElement.css('display', 'none');
			newElement=newElement.parent().html();
			$('#ResourceCalDAV'+todoString+'List').children().eq(insertIndex).after(newElement);
		}
		if(inputResource.makeLoaded && (typeof inputResource.showHeader =='undefined' || inputResource.showHeader))
			$('#ResourceCalDAV'+todoString+'List').find('.resourceCalDAV'+todoString+'_header[data-id^="'+str2+'"]').css('display','block');
		// insert the resource to interface
		var newElement = $('#ResourceCalDAV'+todoString+'ListTemplate').find('.resourceCalDAV'+todoString+'_item').clone().wrap('<div>');
		
		var par=inputResource.uid.split('/');
		if(inputResource.permissions.read_only)
			newElement.addClass('resourceCalDAV_item_ro');

		newElement.attr('data-id', inputResource.uid);
		if(globalCalDAVInitLoad)
			newElement.addClass('r_operate');

		newElement.html("<div class='resourceCalDAVColor' style='background:"+inputResource.ecolor+"; border-color:"+inputResource.ecolor+"'></div><input type='checkbox' name="+inputResource.uid+" />"+$('<div/>').text(inputResource.displayvalue).html());

		if(todoString=='')
			newElement.find('input[type=checkbox]').attr({'data-id':inputResource.uid, 'onclick':'var evt = arguments[0];evt.stopPropagation();collectionChBoxClick(this, \'#\'+$(this).parent().parent().attr(\'id\'), \''+resHeader+'\', \''+resItem+'\', null, false);if(isCalDAVLoaded && $(this).parent().parent().attr(\'id\')== \'ResourceCalDAV'+todoString+'List\'){$(this).prop(\'checked\')?enableCalendar(\''+inputResource.uid+'\'):disableCalendar(\''+inputResource.uid+'\');}'});
		else
			newElement.find('input[type=checkbox]').attr({'data-id':inputResource.uid, 'onclick':'var evt = arguments[0];evt.stopPropagation();collectionChBoxClick(this, \'#\'+$(this).parent().parent().attr(\'id\'), \''+resHeader+'\', \''+resItem+'\', null, false);if(isCalDAVLoaded && $(this).parent().parent().attr(\'id\')== \'ResourceCalDAV'+todoString+'List\'){$(this).prop(\'checked\')?enableCalendarTodo(\''+inputResource.uid+'\'):disableCalendarTodo(\''+inputResource.uid+'\');}'});

		newElement.click(function(){
		$('#ResourceCalDAV'+todoString+'List .resourceCalDAV_item_selected').removeClass('resourceCalDAV_item_selected');
			$(this).addClass('resourceCalDAV_item_selected');
		});
		$('#ResourceCalDAV'+todoString+'List').children().eq(insertIndex+headerMiss).after(newElement);
		if(!inputResource.makeLoaded)
			$('#ResourceCalDAV'+todoString+'List').children().eq(insertIndex+headerMiss+1).css('display','none');

		// restore the checked state
		if(makeChecked)
			$('#ResourceCalDAV'+todoString+'List').children().eq(insertIndex+headerMiss+1).find('input[type=checkbox]').prop('checked', true);
	}

	this.removeOldResources=function(inputUidBase, inputTimestamp)
	{
		var nextCandidateToActive=null;
		var tmp=inputUidBase.match(vCalendar.pre['hrefRex']);
		var inputHref=tmp[2];
		for(var i=this.collections.length-1;i>=0;i--)
		{
			if(this.collections[i]!=undefined && !this.collections[i].subscription && this.collections[i].timestamp!=undefined && this.collections[i].uid.indexOf(inputUidBase)==0 && this.collections[i].timestamp<inputTimestamp)
			{
				var uidRemoved=this.collections[i].uid;
				//if(globalEventList.displayEventsArray[uidRemoved].length>0) 
				//{
					var beforeScroll = $('#main').width()-$('#calendar').width();
					$('#calendar').fullCalendar('removeEventSource', this.collections[i].fcSource);
					var afterScroll = $('#main').width()-$('#calendar').width();
					rerenderCalendar(beforeScroll!=afterScroll);
				//}
				var item=$('#ResourceCalDAVList').find('[data-id^="'+jqueryEscapeSelector(this.collections[i].uid)+'"]');
				var item_prev=item.prev();
				
				var item_was_selected=item.hasClass('resourceCalDAV_item_selected');
				if(item_was_selected)
				{
					// select the nearest candidate to load
					if((i+1)<=(this.collections.length-1))
					{
						if(this.collections[i+1].headerOnly!=true)
							nextCandidateToActive=this.collections[i+1];
						else if((i+2)<=(this.collections.length-1))
							nextCandidateToActive=this.collections[i+2];
					}
					if(nextCandidateToActive==null && (i-1)>0)
					{
						if(this.collections[i-1].headerOnly!=true)
							nextCandidateToActive=this.collections[i-1];
						else if((i-2)>0)
							nextCandidateToActive=this.collections[i-2];
					}
				}
				
				item.remove();
				this.collections.splice(i, 1);

				// if next item is undefined or it is a header and the previous item is header delete it
				if((this.collections[i]==undefined || this.collections[i].headerOnly==true) && this.collections[i-1].headerOnly==true)
				{
					item_prev.remove();
					this.collections.splice(--i, 1);
				}
				// make another resource active
				if(nextCandidateToActive!=null)
					$('#ResourceCalDAVList').find('.resourceCalDAV_item[data-id^="'+nextCandidateToActive.uid+'"]').addClass('resourceCalDAV_item_selected');
			}
		}
		var nextCandidateToActive=null;
		for(var i=this.TodoCollections.length-1;i>=0;i--)
		{
			if(this.TodoCollections[i]!=undefined && !this.TodoCollections[i].subscription && this.TodoCollections[i].timestamp!=undefined && this.TodoCollections[i].uid.indexOf(inputUidBase)==0 && this.TodoCollections[i].timestamp<inputTimestamp)
			{
				var uidRemoved=this.TodoCollections[i].uid;
				//if(globalEventList.displayEventsArray[uidRemoved].length>0) 
				//{
					var beforeScroll = $('#mainTODO').width()-$('#todoList').width();
					$('#todoList').fullCalendar('removeEventSource', this.TodoCollections[i].fcSource);
					var afterScroll = $('#mainTODO').width()-$('#todoList').width();
					rerenderTodo(beforeScroll!=afterScroll);
				//}
				var item=$('#ResourceCalDAVTODOList').find('[data-id^="'+jqueryEscapeSelector(this.TodoCollections[i].uid)+'"]');
				var item_prev=item.prev();
				
				var item_was_selected=item.hasClass('resourceCalDAV_item_selected');
				if(item_was_selected)
				{
					// select the nearest candidate to load
					if((i+1)<=(this.TodoCollections.length-1))
					{
						if(this.TodoCollections[i+1].headerOnly!=true)
							nextCandidateToActive=this.TodoCollections[i+1];
						else if((i+2)<=(this.TodoCollections.length-1))
							nextCandidateToActive=this.TodoCollections[i+2];
					}
					if(nextCandidateToActive==null && (i-1)>0)
					{
						if(this.TodoCollections[i-1].headerOnly!=true)
							nextCandidateToActive=this.TodoCollections[i-1];
						else if((i-2)>0)
							nextCandidateToActive=this.TodoCollections[i-2];
					}
				}
				
				item.remove();
				this.TodoCollections.splice(i, 1);

				// if next item is undefined or it is a header and the previous item is header delete it
				if((this.TodoCollections[i]==undefined || this.TodoCollections[i].headerOnly==true) && this.TodoCollections[i-1].headerOnly==true)
				{
					item_prev.remove();
					this.TodoCollections.splice(--i, 1);
				}
				// make another resource active
				if(nextCandidateToActive!=null)
					$('#ResourceCalDAVTODOList').find('.resourceCalDAVTODO_item[data-id^="'+nextCandidateToActive.uid+'"]').addClass('resourceCalDAV_item_selected');
			}
		}
	}

	this.removeResource=function(inputUid, loadNext,isEvent)
	{
		if(isEvent)
		{
			for(var i=this.collections.length-1;i>=0;i--)
				if(this.collections[i].uid==inputUid)
				{
					var uidRemoved=this.collections[i].uid;
					var item=$('#ResourceCalDAVList').find('[data-id^="'+jqueryEscapeSelector(this.collections[i].uid)+'"]');
					var item_prev=item.prev();
					item.remove();
					this.collections.splice(i, 1);

					// if next item is undefined or it is a header and the previous item is header delete it
					if((this.collections[i]==undefined || this.collections[i].headerOnly==true) && i>0 && this.collections[i-1].headerOnly==true)
					{
						item_prev.remove();
						this.collections.splice(i, 1);
					}
				}
		}
		else
			for(var i=this.TodoCollections.length-1;i>=0;i--)
				if(this.TodoCollections[i].uid==inputUid)
				{
					var uidRemoved=this.TodoCollections[i].uid;
					var item=$('#ResourceCalDAVTODOList').find('[data-id^="'+jqueryEscapeSelector(this.TodoCollections[i].uid)+'"]');
					var item_prev=item.prev();
					item.remove();
					this.TodoCollections.splice(i, 1);

					// if next item is undefined or it is a header and the previous item is header delete it
					if((this.TodoCollections[i]==undefined || this.TodoCollections[i].headerOnly==true) && i>0 && this.TodoCollections[i-1].headerOnly==true)
					{
						item_prev.remove();
						this.TodoCollections.splice(i, 1);
					}
				}
	}

	this.getCollectionByUID=function(inputUID)
	{
		for(var i=0;i<this.collections.length;i++)
		{
			if(this.collections[i].uid==inputUID)
				return this.collections[i];
		}
		for(var i=0;i<this.TodoCollections.length;i++)
		{
			if(this.TodoCollections[i].uid==inputUID)
				return this.TodoCollections[i];
		}
		return null;
	}
	this.getEventCollectionByUID=function(inputUID)
	{
		for(var i=0;i<this.collections.length;i++)
		{
			if(this.collections[i].uid==inputUID)
				return this.collections[i];
		}
		return null;
	}
	this.getTodoCollectionByUID=function(inputUID)
	{
		for(var i=0;i<this.TodoCollections.length;i++)
		{
			if(this.TodoCollections[i].uid==inputUID)
				return this.TodoCollections[i];
		}
		return null;
	}
	this.getTodoCollectionAndIndexByUID=function(inputUID)
	{
		for(var i=0;i<this.TodoCollections.length;i++)
		{
			if(this.TodoCollections[i].uid==inputUID)
				return {coll:this.TodoCollections[i],index:i};
		}
		return null;
	}

	this.getResources=function()
	{
		return this.collections;
	}

	this.getSyncResourceArray=function()
	{
		return this.syncResourceArray;
	}
}