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         $(document).ready(function() {
  29                 $("input[name='query-selector']").click(function(){
  30                 var query_val = $("input[name='query-selector']:checked").val() ;
  31                 if (query_val == "simple") {
  32                     $("div.form-group-structured").hide();
  33                     $("div.form-group-simple").show();
  34                     $('.form-group-structured').find('input:text').val('');
  35                 }
  36                 else if (query_val == "structured") {
  37                     $("div.form-group-simple").hide();
  38                     $("div.form-group-structured").show();
  39                     $('.form-group-simple').find('input:text').val('');
  40                 }
  41         });
  42     });
  43
  44     map = new L.map('map', {
  45                 attributionControl: (nominatim_map_init.tile_attribution && nominatim_map_init.tile_attribution.length),
  46                 scrollWheelZoom:    true, // !L.Browser.touch,
  47                 touchZoom:          false
  48             });
  49
  50     L.tileLayer(nominatim_map_init.tile_url, {
  51         // moved to footer
  52         attribution: (nominatim_map_init.tile_attribution || null ) //'&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
  53     }).addTo(map);
  54
  55     map.setView([nominatim_map_init.lat, nominatim_map_init.lon], nominatim_map_init.zoom);
  56
  57     var osm2 = new L.TileLayer(nominatim_map_init.tile_url, {minZoom: 0, maxZoom: 13, attribution: (nominatim_map_init.tile_attribution || null )});
  58     var miniMap = new L.Control.MiniMap(osm2, {toggleDisplay: true}).addTo(map);
  59
  60     if ( is_reverse_search ){
  61         // We don't need a marker, but an L.circle instance changes radius once you zoom in/out
  62         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});
  63         cm.addTo(map);
  64     }
  65
  66     var MapPositionControl = L.Control.extend({
  67             options: {
  68                     position: 'topright'
  69             },
  70
  71             onAdd: function (map) {
  72                     var container = L.DomUtil.create('div', 'my-custom-control');
  73
  74                     $(container).text('show map bounds').addClass('leaflet-bar btn btn-sm btn-default').on('click', function(e){
  75                         e.preventDefault();
  76                         e.stopPropagation();
  77                         $('#map-position').show();
  78                         $(container).hide();
  79                     });
  80                     $('#map-position-close a').on('click', function(e){
  81                         e.preventDefault();
  82                         e.stopPropagation();
  83                         $('#map-position').hide();
  84                         $(container).show();
  85                     });
  86
  87                     return container;
  88             }
  89     });
  90
  91     map.addControl(new MapPositionControl());
  92
  93
  94     function display_map_position(mouse_lat_lng){
  95
  96         if (mouse_lat_lng) {
  97             mouse_lat_lng = map.wrapLatLng(mouse_lat_lng);
  98         }
  99         html_mouse = "mouse position " + (mouse_lat_lng ? [mouse_lat_lng.lat.toFixed(5), mouse_lat_lng.lng.toFixed(5)].join(',') : '-');
 100         html_click = "last click: " + (last_click_latlng ? [last_click_latlng.lat.toFixed(5),last_click_latlng.lng.toFixed(5)].join(',') : '-');
 101
 102         html_center =
 103             "map center: " +
 104             map.getCenter().lat.toFixed(5) + ',' + map.getCenter().lng.toFixed(5) +
 105             " <a target='_blank' href='" + map_link_to_osm() + "'>view on osm.org</a>";
 106
 107         html_zoom = "map zoom: " + map.getZoom();
 108
 109         html_viewbox = "viewbox: " + map_viewbox_as_string();
 110
 111         $('#map-position-inner').html([html_center,html_zoom,html_viewbox,html_click,html_mouse].join('<br/>'));
 112
 113         var center_lat_lng = map.wrapLatLng(map.getCenter());
 114         var reverse_params = {
 115             lat: center_lat_lng.lat.toFixed(5),
 116             lon: center_lat_lng.lng.toFixed(5),
 117             zoom: map.getZoom(),
 118             format: 'html'
 119         }
 120         $('#switch-to-reverse').attr('href', 'reverse.php?' + $.param(reverse_params));
 121
 122         $('input#use_viewbox').trigger('change');
 123     }
 124
 125     function update_viewbox_field(){
 126         // hidden HTML field
 127         $('input[name=viewbox]').val( $('input#use_viewbox').prop('checked') ? map_viewbox_as_string() : '');
 128     }
 129
 130     map.on('move', function(e) {
 131         display_map_position();
 132         update_viewbox_field();
 133     });
 134
 135     map.on('mousemove', function(e) {
 136         display_map_position(e.latlng);
 137     });
 138
 139     map.on('click', function(e) {
 140         last_click_latlng = e.latlng;
 141         display_map_position();
 142     });
 143
 144     map.on('load', function(e){
 145         display_map_position();
 146     });
 147
 148
 149     $('input#use_viewbox').on('change', function(){
 150         update_viewbox_field();
 151     });
 152
 153
 154
 155     function map_viewbox_as_string() {
 156         var bounds = map.getBounds();
 157         var west = bounds.getWest();
 158         var east = bounds.getEast();
 159
 160         if ((east - west) >= 360) { // covers more than whole planet
 161             west = map.getCenter().lng-179.999;
 162             east = map.getCenter().lng+179.999;
 163         }
 164         east = L.latLng(77, east).wrap().lng;
 165         west = L.latLng(77, west).wrap().lng;
 166
 167         return [
 168             west.toFixed(5), // left
 169             bounds.getNorth().toFixed(5), // top
 170             east.toFixed(5), // right
 171             bounds.getSouth().toFixed(5) // bottom
 172         ].join(',');
 173     }
 174     function map_link_to_osm(){
 175         return "https://openstreetmap.org/#map=" + map.getZoom() + "/" + map.getCenter().lat + "/" + map.getCenter().lng;
 176     }
 177
 178     function get_result_element(position){
 179         return $('.result').eq(position);
 180     }
 181     function marker_for_result(result){
 182         return L.marker([result.lat,result.lon], {riseOnHover:true,title:result.name });
 183     }
 184     function circle_for_result(result){
 185         return L.circleMarker([result.lat,result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75, clickable: !is_reverse_search});
 186     }
 187
 188     var layerGroup = new L.layerGroup().addTo(map);
 189     function highlight_result(position, bool_focus){
 190         var result = nominatim_results[position];
 191         if (!result){ return }
 192         var result_el = get_result_element(position);
 193
 194         $('.result').removeClass('highlight');
 195         result_el.addClass('highlight');
 196
 197         layerGroup.clearLayers();
 198
 199         if (result.lat){
 200             var circle = circle_for_result(result);
 201             circle.on('click', function(){
 202                 highlight_result(position);
 203             });
 204             layerGroup.addLayer(circle);
 205         }
 206         if (result.aBoundingBox){
 207
 208             var bounds = [[result.aBoundingBox[0]*1,result.aBoundingBox[2]*1], [result.aBoundingBox[1]*1,result.aBoundingBox[3]*1]];
 209             map.fitBounds(bounds);
 210
 211             if (result.asgeojson && result.asgeojson.match(/(Polygon)|(Line)/) ){
 212
 213                 var geojson_layer = L.geoJson(
 214                     parse_and_normalize_geojson_string(result.asgeojson),
 215                     {
 216                         // http://leafletjs.com/reference-1.0.3.html#path-option
 217                         style: function(feature) {
 218                             return { interactive: false, color: 'blue' };
 219                         }
 220                     }
 221                 );
 222                 layerGroup.addLayer(geojson_layer);
 223             }
 224             else {
 225                 // var layer = L.rectangle(bounds, {color: "#ff7800", weight: 1} );
 226                 // layerGroup.addLayer(layer);
 227             }
 228         }
 229         else {
 230             var result_coord = L.latLng(result.lat, result.lon);
 231             if ( result_coord ){
 232                 if ( is_reverse_search ){
 233                     // make sure the search coordinates are in the map view as well
 234                     map.fitBounds([result_coord, [nominatim_map_init.lat,nominatim_map_init.lon]], {padding: [50,50], maxZoom: map.getZoom()});
 235
 236                     // better, but causes a leaflet warning
 237                     // map.panInsideBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {animate: false});
 238                 }
 239                 else {
 240                     map.panTo(result_coord, result.zoom || nominatim_map_init.zoom);
 241                 }
 242             }
 243         }
 244
 245         // var crosshairIcon = L.icon({
 246         //  iconUrl:     'images/crosshair.png',
 247         //  iconSize:    [12, 12],
 248         //  iconAnchor:  [6, 6],
 249         // });
 250         // var crossMarker = new L.Marker([result.lat,result.lon], { icon: crosshairIcon, clickable: false});
 251         // layerGroup.addLayer(crossMarker);
 252
 253
 254
 255         if (bool_focus){
 256             $('#map').focus();
 257         }
 258     }
 259
 260
 261     $('.result').on('click', function(e){
 262         highlight_result($(this).data('position'), true);
 263     });
 264
 265     if ( is_reverse_search ){
 266         map.on('click', function(e){
 267             $('form input[name=lat]').val( e.latlng.lat);
 268             $('form input[name=lon]').val( e.latlng.wrap().lng);
 269             $('form').submit();
 270         });
 271
 272         $('#switch-coords').on('click', function(e){
 273             e.preventDefault();
 274             e.stopPropagation();
 275             var lat = $('form input[name=lat]').val();
 276             var lon = $('form input[name=lon]').val();
 277             $('form input[name=lat]').val(lon);
 278             $('form input[name=lon]').val(lat);
 279             $('form').submit();
 280         });
 281     } else {
 282         var search_params = new URLSearchParams(location.search);
 283         var viewbox = search_params.get('viewbox');
 284         if (viewbox) {
 285             var coords = viewbox.split(','); // <x1>,<y1>,<x2>,<y2>
 286             var bounds = L.latLngBounds([coords[1], coords[0]], [coords[3], coords[2]]);
 287             L.rectangle(bounds, {color: "#69d53e", weight: 3, dashArray: '5 5', opacity: 0.8, fill: false}).addTo(map);
 288         }
 289     }
 290
 291     highlight_result(0, false);
 292
 293     // common mistake is to copy&paste latitude and longitude into the 'lat' search box
 294     $('form input[name=lat]').on('change', function(){
 295         var coords = $(this).val().split(',');
 296         if (coords.length == 2) {
 297             $(this).val(L.Util.trim(coords[0]));
 298             $(this).siblings('input[name=lon]').val(L.Util.trim(coords[1]));
 299         }
 300     });
 301
 302 });
 303
 304
 305 jQuery(document).ready(function(){
 306
 307     if ( !$('#details-index-page').length ){ return; }
 308
 309     $('#form-by-type-and-id,#form-by-osm-url').on('submit', function(e){
 310         e.preventDefault();
 311
 312         var val = $(this).find('input[type=edit]').val();
 313         var matches = val.match(/^\s*([NWR])(\d+)\s*$/i);
 314
 315         if (!matches) {
 316             matches = val.match(/\/(relation|way|node)\/(\d+)\s*$/);
 317         }
 318
 319         if (matches) {
 320             $(this).find('input[name=osmtype]').val(matches[1].charAt(0).toUpperCase());
 321             $(this).find('input[name=osmid]').val(matches[2]);
 322             $(this).get(0).submit();
 323         } else {
 324             alert('invalid input');
 325         }
 326     });
 327 });
 328
 329 jQuery(document).ready(function(){
 330
 331     if ( !$('#details-page').length ){ return; }
 332
 333
 334         map = new L.map('map', {
 335                     // center: [nominatim_map_init.lat, nominatim_map_init.lon],
 336                     // zoom:   nominatim_map_init.zoom,
 337                     attributionControl: (nominatim_map_init.tile_attribution && nominatim_map_init.tile_attribution.length),
 338                     scrollWheelZoom:    true, // !L.Browser.touch,
 339                     touchZoom:          false,
 340                 });
 341
 342
 343         L.tileLayer(nominatim_map_init.tile_url, {
 344             // moved to footer
 345             attribution: (nominatim_map_init.tile_attribution || null ) //'&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
 346         }).addTo(map);
 347
 348         var layerGroup = new L.layerGroup().addTo(map);
 349
 350         var circle = L.circleMarker([nominatim_result.lat,nominatim_result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75});
 351         map.addLayer(circle);
 352
 353         if ( nominatim_result.asgeojson ){
 354
 355             var geojson_layer = L.geoJson(
 356                 parse_and_normalize_geojson_string(nominatim_result.asgeojson),
 357                 {
 358                     // http://leafletjs.com/reference-1.0.3.html#path-option
 359                     style: function(feature) {
 360                         return { interactive: false, color: 'blue' };
 361                     }
 362                 }
 363             );
 364             map.addLayer(geojson_layer);
 365             map.fitBounds(geojson_layer.getBounds());
 366         } else {
 367             map.setView([nominatim_result.lat,nominatim_result.lon],10);
 368         }
 369
 370         var osm2 = new L.TileLayer(nominatim_map_init.tile_url, {minZoom: 0, maxZoom: 13, attribution: (nominatim_map_init.tile_attribution || null )});
 371         var miniMap = new L.Control.MiniMap(osm2, {toggleDisplay: true}).addTo(map);
 372
 373
 374 });
 375