D-Net

var prmstr;

var prmarr;

var params;

var MapStyles = [

	{featureType: "all", stylers: [{ saturation: -80 }]}, 

	{featureType: "road", stylers: [{ visibility: "off" }]}, 

	{featureType: "transit", stylers: [{ visibility: "off" }]},

	{featureType: "poi", stylers: [{ visibility: "off" }]},

	{featureType: "landscape", stylers: [{ visibility: "off" }]},

	{featureType: "administrative.land_parcel", stylers: [{ visibility: "off" }]},

	{featureType: "administrative.locality", stylers: [{ visibility: 'off' }]},

	{featureType: "administrative.neighborhood", stylers: [{ visibility: "off" }]},

	{featureType: "administrative.province", stylers: [{ visibility: "off" }]}];

var mapType = new google.maps.StyledMapType(MapStyles, {name: "Gray"});

var MYMARKERS = new Array();

var MYREPOS = new Array();

var MYICONS = new Array();

MYICONS[0] = "./images/blue_marker.png"; 

MYICONS[1] = "./images/green_marker.png";

MYICONS[2] = "./images/orange_marker.png";

MYICONS[3] = "./images/red_marker.png";

MYICONS[4] = "./images/grey_marker.png";

MYICONS[5] = "http://maps.gstatic.com/mapfiles/ridefinder-images/mm_20_black.png";

MYICONS[6] = "http://maps.gstatic.com/mapfiles/ridefinder-images/mm_20_purple.png";

var MYMAP = {

  map: null,

  bounds: null

}

var infoWindow = new google.maps.InfoWindow();

MYMAP.init = function(selector, latLng, zoom) {

  var myOptions = {

    zoom:zoom,

    center: latLng,

    mapTypeId: google.maps.MapTypeId.ROADMAP,

    mapTypeControlOptions: {

	mapTypeIds: [google.maps.MapTypeId.ROADMAP, google.maps.MapTypeId.SATELLITE, 'grey']

    }	

  }

  this.map = new google.maps.Map($(selector)[0], myOptions);

  this.bounds = new google.maps.LatLngBounds();

  this.map.mapTypes.set('grey', mapType);

  this.map.setMapTypeId('grey');

  getRepositories();

}

var countries = new Array();

var repotypes = new Array();

var comptypes = new Array();

MYMAP.placeMarkers = function() {

	var cstr = '';

	var comstr = '';

	var tstr = '';

	$.each(MYREPOS,function(index){

		var name = this.name;

		// create a new LatLng point for the marker

		var lat = this.lat;

		var lng = this.lon;

		var point = new google.maps.LatLng(this.lat,this.lon);		

		if(repotypes.indexOf(this.type) == -1){

			repotypes.push(this.type);

			tstr += "<img src='"+MYICONS[repotypes.indexOf(this.type)]+"'/>";	

			tstr += "<input type='checkbox' class='typebox item' value='"+this.type+"'>"+this.type+"<br />";		

		}

		if(countries.indexOf(this.country) == -1){

			countries.push(this.country);	

			//cstr += "<input type='checkbox' class='countrybox item' value='"+this.country+"'>"+this.country+"<br />";		

		}

		if(comptypes.indexOf(this.compatibility) == -1){

			comptypes.push(this.compatibility);	

			comstr += "<input type='checkbox' class='compatibilitybox item' value='"+this.compatibility+"'>"+this.compatibility+"<br />";		

		}		

		var marker = new google.maps.Marker({

			position: point,

			map: MYMAP.map,

			icon: MYICONS[repotypes.indexOf(this.type)],//<-- change that

			title: name		

		});

		// extend the bounds to include the new point

                MYMAP.bounds.extend(point);	

		var html='<p class="tooltip-header"><a href="http://furkot.icm.edu.pl/openaire/index.php?option=com_openaire&view=datasource&Itemid=134&datasourceId='+this.id+'" target="_blank">'+this.name+'</a></p><p class="tooltip-body"><br />type: '+this.type+'<br />compatibility: '+this.compatibility+'<br />organization:'+this.organization+'<br />country:'+this.country+'</p>';

		google.maps.event.addListener(marker, 'click', function() {

			infoWindow.setContent(html);

			infoWindow.open(MYMAP.map, marker);

		});

		//MYMAP.map.fitBounds(MYMAP.bounds);

		MYMARKERS[index] = new Object();

		MYMARKERS[index].repo = this;

		MYMARKERS[index].marker = marker;

	});

	countries.sort();

	cstr = '';

	$.each(countries,function(){

		cstr += "<input type='checkbox' class='countrybox item' value='"+this+"'>"+this+"<br />";

	});

	$("#countries").append(cstr);

	$("#compatibility").append(comstr);

	$("#types").append(tstr);

	//MYMAP.map.fitBounds(MYMAP.bounds);

	//MYMAP.map.setCenter(MYMAP.bounds.getCenter());

}

function getRepositories(){

	var query = "select datasource.id, datasource.name, datasource.type, datasource.compatibility, datasource.latitude, datasource.longitude, organization.name, organization.country from datasource left join datasource_organizations on datasource.datasource_organizations = datasource_organizations.id left join organization on organization.id=datasource_organizations.organization where latitude!='0.0' and longitude!='0.0' and datasource.type LIKE '%Repository%' and datasource.compatibility != 'unknown' and datasource.compatibility!='non compatible'";

	if(params.country != null){

		query += " and organization.country='"+params.country+"'";

	}

	$.ajax({  

	   type: "GET",  

	   async: false,

	   url: "ajaxRouter9.php",  

	   data: "com=performQuery&query="+query,  

	   success: function(resp){  

		// we have the response 

		createMarkersForRepos(JSON.parse(resp));

	   },  

	   error: function(e){  

		 alert('Error: ' + e);  

	   }  

	});

}

function createMarkersForRepos(repos){

	var len = repos.length;

	var m = MYREPOS.length;

	for(var i=m;i<len+m;i++){

		MYREPOS[i] = new Object();

		//name, type, compatibility, lat, lon, organization, country

		MYREPOS[i].id = repos[i-m][0];

		MYREPOS[i].name = repos[i-m][1];

		MYREPOS[i].type = repos[i-m][2];

		MYREPOS[i].compatibility = repos[i-m][3];

		MYREPOS[i].lat = parseFloat(repos[i-m][4]);

		MYREPOS[i].lon = parseFloat(repos[i-m][5]);

		if(repos[i-m][6]!=null)

			MYREPOS[i].organization = repos[i-m][6];	

		else

			MYREPOS[i].organization = "-";

		if(repos[i-m][7]!=null)

			MYREPOS[i].country = repos[i-m][7];

		else

			MYREPOS[i].country = "UNKNOWN";		

	}

}

function filter(){

	var countries;

	var countrynames = new Array();

	var comtypes;

	var comptypenames = new Array();

	var dsrctypes;

	var dsrctypenames = new Array();

	dsrctypes = $(".typebox:checked");

	$(dsrctypes).each(function(){

		dsrctypenames.push($(this).attr('value'));

	});	

	countries = $(".countrybox:checked");

	$(countries).each(function(){

		countrynames.push($(this).attr('value'));

	});

	comtypes = $(".compatibilitybox:checked");

	$(comtypes).each(function(){

		comptypenames.push($(this).attr('value'));

	});	

	//check all the markers, if the country is checked, show the ones that have the right icon, and hide the rest

	$.each(MYMARKERS,function(){	

		if(countrynames.indexOf(this.repo.country)!=-1 && comptypenames.indexOf(this.repo.compatibility)!=-1 && dsrctypenames.indexOf(this.repo.type)!=-1){

			this.marker.setMap(MYMAP.map);

		}

		else

			this.marker.setMap(null);

	});

	if($(".countrybox:checked").length==$(".countrybox").length){

		$(".checkedcountries p").html("all countries selected");

	}

	else{

		$(".checkedcountries p").html($(".countrybox:checked").length+" countries selected");		

	}

}

$(document).ready(function() {

  prmstr = window.location.search.substr(1);

  prmarr = prmstr.split ("&");

  params = {};

  for ( var i = 0; i < prmarr.length; i++) {

    var tmparr = prmarr[i].split("=");

    params[tmparr[0]] = tmparr[1];

  }

  $("#map").css("height","600px").css("width", "90%");

  var myLatLng = new google.maps.LatLng(51.618017,14.487303);

  MYMAP.init('#map', myLatLng, 4);

  MYMAP.placeMarkers();

  var zoomChangeBoundsListener = 

    google.maps.event.addListenerOnce(MYMAP.map, 'bounds_changed', function(event) {

        if (this.getZoom()){

		//if(params.country != null)

			this.setZoom(4);

		//else

		//	this.setZoom(3);

        }

  });

  setTimeout(function(){google.maps.event.removeListener(zoomChangeBoundsListener)}, 2000);

  if(params.country == null)

	$("#countrycol").show();

  $(".compatibilitybox").attr("checked","checked");

  $(".typebox").attr("checked","checked");

  $(".countrybox").attr("checked","checked");

  filter();

  $("#call").click(function(){

	$(".countrybox").attr("checked","checked");

	filter();

  });

  $("#cnone").click(function(){

	$(".countrybox").attr("checked","");

	filter();

  });

  $(".countrybox").live("click",filter);

  $(".typebox").live("click",filter);

  $(".compatibilitybox").live("click",filter);

});