firemap/search.js at gh-pages · ximex/firemap · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
function search_option_change(){
	if($('#search_type').val() == 'google'){
		$('#search_option_objects').css('display','none');
		$('#search_option_google').css('display','inline');
	}else{
		$('#search_option_objects').css('display','inline');
		$('#search_option_google').css('display','none');
	}
}

function searching(){
	var search_value = $('#search_value').val();
	if(search_value == ''){
		alert('Bitte geben Sie einen Suchbergriff ein!');
	}else{
		if($('#search_type').val() == 'google'){
			address_search(search_value);
		}else{
			object_search(search_value);
		}
	}
}

function address_search(search_value){
	var search_options;
	if($('#search_option_regional').is(':checked')){
		var bounds = new google.maps.LatLngBounds(
			new google.maps.LatLng(
				map.getBounds().getSouthWest().lat,
				map.getBounds().getSouthWest().lng),
			new google.maps.LatLng(
				map.getBounds().getNorthEast().lat,
				map.getBounds().getNorthEast().lng));
		search_options = {'address': search_value,'bounds': bounds};
	}else{
		search_options = {'address': search_value};
	}
    var geocoder = new google.maps.Geocoder();
	geocoder.geocode(
		search_options,
		function(results, status){
			clear_search();
			$('#search_objects').css('display','block');
			if(status == google.maps.GeocoderStatus.OK){
				for(var i in results){
					var lat = results[i].geometry.location.lat();
					var lng = results[i].geometry.location.lng();

					var bottom = results[i].geometry.viewport.getSouthWest().lat();
					var left = results[i].geometry.viewport.getSouthWest().lng();
					var top = results[i].geometry.viewport.getNorthEast().lat();
					var right = results[i].geometry.viewport.getNorthEast().lng();

					$('#search_results').append('<li><a href="#" onClick="jump_to(\'' + bottom + '\',\'' + left + '\',\'' + top + '\',\'' + right + '\')">' + results[i].formatted_address + '</a></li>');

					overlays.search_results.addLayer(new L.Marker(new L.LatLng(lat,lng),{title:results[i].formatted_address}));
				}
			}else if(status == google.maps.GeocoderStatus.ZERO_RESULTS){
				$('#search_results').append('<li>Keine Ergebnisse</li>');
			}else{
				alert("Geocode was not successful for the following reason: " + status);
			}
		}
	);
}

function object_search(search_value){
	clear_search();
	$('#search_objects').css('display','block');

	if(map.getZoom() < 11){
		$('#search_results').append('<li>Zu großer Suchbereich!</li>');
		return;
	}
	var results = {};

	//var url = 'http://overpass.osm.rambler.ru/cgi/interpreter?data=';
	var url = 'http://overpass-api.de/api/interpreter?data=';
	var query;
	if($('#search_option_accurate').is(':checked')){
		query = '[out:json];(way(BBOX)[name="VALUE"];node(BBOX)[name="VALUE"];);out qt;'.replace(/(BBOX)/g, map.getBounds().toOverpassBBoxString()).replace(/VALUE/g, search_value);
	}else{
		query = '[out:json];(way(BBOX)[name~"VALUE"];node(BBOX)[name~"VALUE"];);out qt;'.replace(/(BBOX)/g, map.getBounds().toOverpassBBoxString()).replace(/VALUE/g, search_value);
	}
	var overpass_query = url + query;

	$.getJSON(
		overpass_query,
		function(data, textStatus){
			$.each(
				data.elements,
				function(index,obj){
					results[index] = obj;
				}
			);
		}
	).complete(function(){
		for(var i in results){
			var display = false;
			var filters = ['amenity','highway','place','building'];
			var title = '';
			var tags = results[i].tags;
			for(var key in tags){
				title = title + '[' + key + '=' + tags[key] + ']';
				for(var filter in filters){
					if(filters[filter] == key){
						display = true;
					}
				}
			}
			if(display == true){
				$('#search_results').append('<li><a href="#" title="' + title + '">' + results[i].tags.name + '</a></li>');
			}
		}
	});
}

function jump_to(bottom,left,top,right){
	var sw = new L.LatLng(bottom,left);
    var ne = new L.LatLng(top,right);
    var bounds = new L.LatLngBounds(sw,ne);
	map.fitBounds(bounds);
}

function clear_search(){
	$('#search_results').empty();
	$('#search_objects').css('display','none');
	overlays.search_results.clearLayers();
}