website/js/nominatim-ui.js

   1 var map;
   2 var last_click_latlng;
   3
   4 function parse_and_normalize_geojson_string(raw_string){
   5     // normalize places the geometry into a featurecollection, similar to
   6     // https://github.com/mapbox/geojson-normalize
   7     var parsed_geojson = {
   8         type: "FeatureCollection",
   9         features: [
  10             {
  11                 type: "Feature",
  12                 geometry: JSON.parse(raw_string),
  13                 properties: {}
  14             }
  15         ]
  16     };
  17     return parsed_geojson;
  18 }
  19
  20 jQuery(document).ready(function(){
  21
  22     if ( !$('#search-page,#reverse-page').length ){ return; }
  23
  24     var is_reverse_search = !!( $('#reverse-page').length );
  25
  26     $('#q').focus();
  27
  28     map = new L.map('map', {
  29                 attributionControl: (nominatim_map_init.tile_attribution && nominatim_map_init.tile_attribution.length),
  30                 scrollWheelZoom:    true, // !L.Browser.touch,
  31                 touchZoom:          false
  32             });
  33
  34     L.tileLayer(nominatim_map_init.tile_url, {
  35         // moved to footer
  36         attribution: (nominatim_map_init.tile_attribution || null ) //'&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
  37     }).addTo(map);
  38
  39     map.setView([nominatim_map_init.lat, nominatim_map_init.lon], nominatim_map_init.zoom);
  40
  41     var osm2 = new L.TileLayer(nominatim_map_init.tile_url, {minZoom: 0, maxZoom: 13, attribution: (nominatim_map_init.tile_attribution || null )});
  42     var miniMap = new L.Control.MiniMap(osm2, {toggleDisplay: true}).addTo(map);
  43
  44     if ( is_reverse_search ){
  45         // We don't need a marker, but an L.circle instance changes radius once you zoom in/out
  46         var cm = L.circleMarker([nominatim_map_init.lat,nominatim_map_init.lon], { radius: 5, weight: 2, fillColor: '#ff7800', color: 'red', opacity: 0.75, clickable: false});
  47         cm.addTo(map);
  48     }
  49
  50     var MapPositionControl = L.Control.extend({
  51             options: {
  52                     position: 'topright'
  53             },
  54
  55             onAdd: function (map) {
  56                     var container = L.DomUtil.create('div', 'my-custom-control');
  57
  58                     $(container).text('show map bounds').addClass('leaflet-bar btn btn-sm btn-default').on('click', function(e){
  59                         e.preventDefault();
  60                         e.stopPropagation();
  61                         $('#map-position').show();
  62                         $(container).hide();
  63                     });
  64                     $('#map-position-close a').on('click', function(e){
  65                         e.preventDefault();
  66                         e.stopPropagation();
  67                         $('#map-position').hide();
  68                         $(container).show();
  69                     });
  70
  71                     return container;
  72             }
  73     });
  74
  75     map.addControl(new MapPositionControl());
  76
  77
  78     function display_map_position(mouse_lat_lng){
  79
  80         if (mouse_lat_lng) {
  81             mouse_lat_lng = map.wrapLatLng(mouse_lat_lng);
  82         }
  83         html_mouse = "mouse position " + (mouse_lat_lng ? [mouse_lat_lng.lat.toFixed(5), mouse_lat_lng.lng.toFixed(5)].join(',') : '-');
  84         html_click = "last click: " + (last_click_latlng ? [last_click_latlng.lat.toFixed(5),last_click_latlng.lng.toFixed(5)].join(',') : '-');
  85
  86         html_center =
  87             "map center: " +
  88             map.getCenter().lat.toFixed(5) + ',' + map.getCenter().lng.toFixed(5) +
  89             " <a target='_blank' href='" + map_link_to_osm() + "'>view on osm.org</a>";
  90
  91         html_zoom = "map zoom: " + map.getZoom();
  92
  93         html_viewbox = "viewbox: " + map_viewbox_as_string();
  94
  95         $('#map-position-inner').html([html_center,html_zoom,html_viewbox,html_click,html_mouse].join('<br/>'));
  96
  97         var center_lat_lng = map.wrapLatLng(map.getCenter());
  98         var reverse_params = {
  99             lat: center_lat_lng.lat.toFixed(5),
 100             lon: center_lat_lng.lng.toFixed(5),
 101             zoom: map.getZoom(),
 102             format: 'html'
 103         }
 104         $('#switch-to-reverse').attr('href', 'reverse.php?' + $.param(reverse_params));
 105
 106         $('input#use_viewbox').trigger('change');
 107     }
 108
 109     function update_viewbox_field(){
 110         // hidden HTML field
 111         $('input[name=viewbox]').val( $('input#use_viewbox').prop('checked') ? map_viewbox_as_string() : '');
 112     }
 113
 114     map.on('move', function(e) {
 115         display_map_position();
 116         update_viewbox_field();
 117     });
 118
 119     map.on('mousemove', function(e) {
 120         display_map_position(e.latlng);
 121     });
 122
 123     map.on('click', function(e) {
 124         last_click_latlng = e.latlng;
 125         display_map_position();
 126     });
 127
 128     map.on('load', function(e){
 129         display_map_position();
 130     });
 131
 132
 133     $('input#use_viewbox').on('change', function(){
 134         update_viewbox_field();
 135     });
 136
 137
 138
 139     function map_viewbox_as_string() {
 140         var bounds = map.getBounds();
 141         var west = bounds.getWest();
 142         var east = bounds.getEast();
 143
 144         if ((east - west) >= 360) { // covers more than whole planet
 145             west = map.getCenter().lng-179.999;
 146             east = map.getCenter().lng+179.999;
 147         }
 148         east = L.latLng(77, east).wrap().lng;
 149         west = L.latLng(77, west).wrap().lng;
 150
 151         return [
 152             west.toFixed(5), // left
 153             bounds.getNorth().toFixed(5), // top
 154             east.toFixed(5), // right
 155             bounds.getSouth().toFixed(5) // bottom
 156         ].join(',');
 157     }
 158     function map_link_to_osm(){
 159         return "https://openstreetmap.org/#map=" + map.getZoom() + "/" + map.getCenter().lat + "/" + map.getCenter().lng;
 160     }
 161
 162     function get_result_element(position){
 163         return $('.result').eq(position);
 164     }
 165     function marker_for_result(result){
 166         return L.marker([result.lat,result.lon], {riseOnHover:true,title:result.name });
 167     }
 168     function circle_for_result(result){
 169         return L.circleMarker([result.lat,result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75, clickable: !is_reverse_search});
 170     }
 171
 172     var layerGroup = new L.layerGroup().addTo(map);
 173     function highlight_result(position, bool_focus){
 174         var result = nominatim_results[position];
 175         if (!result){ return }
 176         var result_el = get_result_element(position);
 177
 178         $('.result').removeClass('highlight');
 179         result_el.addClass('highlight');
 180
 181         layerGroup.clearLayers();
 182
 183         if (result.lat){
 184             var circle = circle_for_result(result);
 185             circle.on('click', function(){
 186                 highlight_result(position);
 187             });
 188             layerGroup.addLayer(circle);
 189         }
 190         if (result.aBoundingBox){
 191
 192             var bounds = [[result.aBoundingBox[0]*1,result.aBoundingBox[2]*1], [result.aBoundingBox[1]*1,result.aBoundingBox[3]*1]];
 193             map.fitBounds(bounds);
 194
 195             if (result.asgeojson && result.asgeojson.match(/(Polygon)|(Line)/) ){
 196
 197                 var geojson_layer = L.geoJson(
 198                     parse_and_normalize_geojson_string(result.asgeojson),
 199                     {
 200                         // http://leafletjs.com/reference-1.0.3.html#path-option
 201                         style: function(feature) {
 202                             return { interactive: false, color: 'blue' };
 203                         }
 204                     }
 205                 );
 206                 layerGroup.addLayer(geojson_layer);
 207             }
 208             else {
 209                 // var layer = L.rectangle(bounds, {color: "#ff7800", weight: 1} );
 210                 // layerGroup.addLayer(layer);
 211             }
 212         }
 213         else {
 214             var result_coord = L.latLng(result.lat, result.lon);
 215             if ( result_coord ){
 216                 if ( is_reverse_search ){
 217                     // make sure the search coordinates are in the map view as well
 218                     map.fitBounds([result_coord, [nominatim_map_init.lat,nominatim_map_init.lon]], {padding: [50,50], maxZoom: map.getZoom()});
 219
 220                     // better, but causes a leaflet warning
 221                     // map.panInsideBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {animate: false});
 222                 }
 223                 else {
 224                     map.panTo(result_coord, result.zoom || nominatim_map_init.zoom);
 225                 }
 226             }
 227         }
 228
 229         // var crosshairIcon = L.icon({
 230         //  iconUrl:     'images/crosshair.png',
 231         //  iconSize:    [12, 12],
 232         //  iconAnchor:  [6, 6],
 233         // });
 234         // var crossMarker = new L.Marker([result.lat,result.lon], { icon: crosshairIcon, clickable: false});
 235         // layerGroup.addLayer(crossMarker);
 236
 237
 238
 239         if (bool_focus){
 240             $('#map').focus();
 241         }
 242     }
 243
 244
 245     $('.result').on('click', function(e){
 246         highlight_result($(this).data('position'), true);
 247     });
 248
 249     if ( is_reverse_search ){
 250         map.on('click', function(e){
 251             $('form input[name=lat]').val( e.latlng.lat);
 252             $('form input[name=lon]').val( e.latlng.wrap().lng);
 253             $('form').submit();
 254         });
 255
 256         $('#switch-coords').on('click', function(e){
 257             e.preventDefault();
 258             e.stopPropagation();
 259             var lat = $('form input[name=lat]').val();
 260             var lon = $('form input[name=lon]').val();
 261             $('form input[name=lat]').val(lon);
 262             $('form input[name=lon]').val(lat);
 263             $('form').submit();
 264         });
 265     } else {
 266         var search_params = new URLSearchParams(location.search);
 267         var viewbox = search_params.get('viewbox');
 268         if (viewbox) {
 269             var coords = viewbox.split(','); // <x1>,<y1>,<x2>,<y2>
 270             var bounds = L.latLngBounds([coords[1], coords[0]], [coords[3], coords[2]]);
 271             L.rectangle(bounds, {color: "#69d53e", weight: 3, dashArray: '5 5', opacity: 0.8, fill: false}).addTo(map);
 272         }
 273     }
 274
 275     highlight_result(0, false);
 276
 277     // common mistake is to copy&paste latitude and longitude into the 'lat' search box
 278     $('form input[name=lat]').on('change', function(){
 279         var coords = $(this).val().split(',');
 280         if (coords.length == 2) {
 281             $(this).val(L.Util.trim(coords[0]));
 282             $(this).siblings('input[name=lon]').val(L.Util.trim(coords[1]));
 283         }
 284     });
 285
 286 });
 287
 288
 289 jQuery(document).ready(function(){
 290
 291     if ( !$('#details-index-page').length ){ return; }
 292
 293     $('#form-by-type-and-id,#form-by-osm-url').on('submit', function(e){
 294         e.preventDefault();
 295
 296         var val = $(this).find('input[type=edit]').val();
 297         var matches = val.match(/^\s*([NWR])(\d+)\s*$/i);
 298
 299         if (!matches) {
 300             matches = val.match(/\/(relation|way|node)\/(\d+)\s*$/);
 301         }
 302
 303         if (matches) {
 304             $(this).find('input[name=osmtype]').val(matches[1].charAt(0).toUpperCase());
 305             $(this).find('input[name=osmid]').val(matches[2]);
 306             $(this).get(0).submit();
 307         } else {
 308             alert('invalid input');
 309         }
 310     });
 311 });
 312
 313 jQuery(document).ready(function(){
 314
 315     if ( !$('#details-page').length ){ return; }
 316
 317
 318         map = new L.map('map', {
 319                     // center: [nominatim_map_init.lat, nominatim_map_init.lon],
 320                     // zoom:   nominatim_map_init.zoom,
 321                     attributionControl: (nominatim_map_init.tile_attribution && nominatim_map_init.tile_attribution.length),
 322                     scrollWheelZoom:    true, // !L.Browser.touch,
 323                     touchZoom:          false,
 324                 });
 325
 326
 327         L.tileLayer(nominatim_map_init.tile_url, {
 328             // moved to footer
 329             attribution: (nominatim_map_init.tile_attribution || null ) //'&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
 330         }).addTo(map);
 331
 332         var layerGroup = new L.layerGroup().addTo(map);
 333
 334         var circle = L.circleMarker([nominatim_result.lat,nominatim_result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75});
 335         map.addLayer(circle);
 336
 337         if ( nominatim_result.asgeojson ){
 338
 339             var geojson_layer = L.geoJson(
 340                 parse_and_normalize_geojson_string(nominatim_result.asgeojson),
 341                 {
 342                     // http://leafletjs.com/reference-1.0.3.html#path-option
 343                     style: function(feature) {
 344                         return { interactive: false, color: 'blue' };
 345                     }
 346                 }
 347             );
 348             map.addLayer(geojson_layer);
 349             map.fitBounds(geojson_layer.getBounds());
 350         } else {
 351             map.setView([nominatim_result.lat,nominatim_result.lon],10);
 352         }
 353
 354         var osm2 = new L.TileLayer(nominatim_map_init.tile_url, {minZoom: 0, maxZoom: 13, attribution: (nominatim_map_init.tile_attribution || null )});
 355         var miniMap = new L.Control.MiniMap(osm2, {toggleDisplay: true}).addTo(map);
 356
 357
 358 });
 359