6 // *********************************************************
8 // *********************************************************
10 var Nominatim_Config_Defaults = {
11 Nominatim_API_Endpoint: 'http://localhost/nominatim/',
12 Images_Base_Url: '/mapicons/',
13 Search_AreaPolygons: 1,
14 Reverse_Default_Search_Zoom: 18,
15 Map_Default_Lat: 20.0,
18 Map_Tile_URL: 'https://{s}.tile.osm.org/{z}/{x}/{y}.png',
19 Map_Tile_Attribution: '<a href="https://osm.org/copyright">OpenStreetMap contributors</a>'
22 // *********************************************************
24 // *********************************************************
27 function get_config_value(str, default_val) {
28 var value = ((typeof Nominatim_Config !== 'undefined')
29 && (typeof Nominatim_Config[str] !== 'undefined'))
30 ? Nominatim_Config[str]
31 : Nominatim_Config_Defaults[str];
32 return (typeof value !== 'undefined' ? value : default_val);
35 function parse_and_normalize_geojson_string(part) {
36 // normalize places the geometry into a featurecollection, similar to
37 // https://github.com/mapbox/geojson-normalize
38 var parsed_geojson = {
39 type: 'FeatureCollection',
48 return parsed_geojson;
51 function map_link_to_osm() {
52 var zoom = map.getZoom();
53 var lat = map.getCenter().lat;
54 var lng = map.getCenter().lng;
55 return 'https://openstreetmap.org/#map=' + zoom + '/' + lat + '/' + lng;
58 function map_viewbox_as_string() {
59 var bounds = map.getBounds();
60 var west = bounds.getWest();
61 var east = bounds.getEast();
63 if ((east - west) >= 360) { // covers more than whole planet
64 west = map.getCenter().lng - 179.999;
65 east = map.getCenter().lng + 179.999;
67 east = L.latLng(77, east).wrap().lng;
68 west = L.latLng(77, west).wrap().lng;
71 west.toFixed(5), // left
72 bounds.getNorth().toFixed(5), // top
73 east.toFixed(5), // right
74 bounds.getSouth().toFixed(5) // bottom
79 // *********************************************************
81 // *********************************************************
83 function generate_full_api_url(endpoint_name, params) {
85 // `&a=&b=&c=1` => '&c=1'
86 var param_names = Object.keys(params);
87 for (var i = 0; i < param_names.length; i += 1) {
88 var val = params[param_names[i]];
89 if (typeof (val) === 'undefined' || val === '' || val === null) {
90 delete params[param_names[i]];
94 var api_url = get_config_value('Nominatim_API_Endpoint') + endpoint_name + '.php?'
99 function update_last_updated(endpoint_name, params) {
100 if (endpoint_name === 'status') return;
102 var api_url = generate_full_api_url(endpoint_name, params);
103 $('#last-updated').show();
105 $('#api-request a').attr('href', api_url);
106 $('#api-request').show();
108 if (endpoint_name === 'search' || endpoint_name === 'reverse') {
109 $('#api-request-debug a').attr('href', api_url + '&debug=1');
110 $('#api-request-debug').show();
112 $('#api-request-debug').hide();
116 function fetch_from_api(endpoint_name, params, callback) {
117 var api_url = generate_full_api_url(endpoint_name, params);
118 $.get(api_url, function (data) {
119 if (endpoint_name !== 'status') {
120 update_last_updated(endpoint_name, params);
126 function update_data_date() {
127 fetch_from_api('status', { format: 'json' }, function (data) {
128 $('#last-updated').show();
129 $('#data-date').text(data.data_updated);
133 function render_template(el, template_name, page_context) {
134 var template_source = $('#' + template_name).text();
135 var template = Handlebars.compile(template_source);
136 var html = template(page_context);
140 function update_html_title(title) {
142 if (title && title.length > 1) {
143 prefix = title + ' | ';
145 $('head title').text(prefix + 'OpenStreetMap Nominatim');
148 function show_error(html) {
149 $('#error-overlay').html(html).show();
152 function hide_error() {
153 $('#error-overlay').empty().hide();
157 jQuery(document).ready(function () {
160 $('#last-updated').hide();
162 $(document).ajaxStart(function () {
163 $('#loading').fadeIn('fast');
164 }).ajaxComplete(function () {
165 $('#loading').fadeOut('fast');
166 }).ajaxError(function (event, jqXHR, ajaxSettings/* , thrownError */) {
167 // console.log(thrownError);
168 // console.log(ajaxSettings);
169 var url = ajaxSettings.url;
170 show_error('Error fetching results from <a href="' + url + '">' + url + '</a>');
173 // *********************************************************
175 // *********************************************************
178 function init_map_on_detail_page(lat, lon, geojson) {
179 var attribution = get_config_value('Map_Tile_Attribution') || null;
180 map = new L.map('map', {
181 // center: [nominatim_map_init.lat, nominatim_map_init.lon],
182 // zoom: nominatim_map_init.zoom,
183 attributionControl: (attribution && attribution.length),
184 scrollWheelZoom: true, // !L.Browser.touch,
188 L.tileLayer(get_config_value('Map_Tile_URL'), {
190 // '© <a href="https://osm.org/copyright">OpenStreetMap</a> contributors'
191 attribution: attribution
194 // var layerGroup = new L.layerGroup().addTo(map);
196 var circle = L.circleMarker([lat, lon], {
197 radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75
199 map.addLayer(circle);
202 var geojson_layer = L.geoJson(
203 // https://leafletjs.com/reference-1.0.3.html#path-option
204 parse_and_normalize_geojson_string(geojson),
207 return { interactive: false, color: 'blue' };
211 map.addLayer(geojson_layer);
212 map.fitBounds(geojson_layer.getBounds());
214 map.setView([lat, lon], 10);
217 var osm2 = new L.TileLayer(
218 get_config_value('Map_Tile_URL'),
222 attribution: (get_config_value('Map_Tile_Attribution') || null)
225 (new L.Control.MiniMap(osm2, { toggleDisplay: true })).addTo(map);
229 function details_page_load() {
231 var search_params = new URLSearchParams(window.location.search);
232 // var place_id = search_params.get('place_id');
234 var api_request_params = {
235 place_id: search_params.get('place_id'),
236 osmtype: search_params.get('osmtype'),
237 osmid: search_params.get('osmid'),
238 keywords: search_params.get('keywords'),
240 hierarchy: (search_params.get('hierarchy') === '1' ? 1 : 0),
246 if (api_request_params.place_id || (api_request_params.osmtype && api_request_params.osmid)) {
247 fetch_from_api('details', api_request_params, function (aFeature) {
248 var context = { aPlace: aFeature, base_url: window.location.search };
250 render_template($('main'), 'detailspage-template', context);
251 if (api_request_params.place_id) {
252 update_html_title('Details for ' + api_request_params.place_id);
254 update_html_title('Details for ' + api_request_params.osmtype + api_request_params.osmid);
259 var lat = aFeature.centroid.coordinates[1];
260 var lon = aFeature.centroid.coordinates[0];
261 init_map_on_detail_page(lat, lon, aFeature.geometry);
264 render_template($('main'), 'detailspage-index-template');
267 $('#form-by-type-and-id,#form-by-osm-url').on('submit', function (e) {
270 var val = $(this).find('input[type=edit]').val();
271 var matches = val.match(/^\s*([NWR])(\d+)\s*$/i);
274 matches = val.match(/\/(relation|way|node)\/(\d+)\s*$/);
278 $(this).find('input[name=osmtype]').val(matches[1].charAt(0).toUpperCase());
279 $(this).find('input[name=osmid]').val(matches[2]);
280 $(this).get(0).submit();
282 alert('invalid input');
287 // *********************************************************
288 // FORWARD/REVERSE SEARCH PAGE
289 // *********************************************************
292 function display_map_position(mouse_lat_lng) {
295 mouse_lat_lng = map.wrapLatLng(mouse_lat_lng);
298 var html_mouse = 'mouse position: -';
300 html_mouse = 'mouse position: '
301 + [mouse_lat_lng.lat.toFixed(5), mouse_lat_lng.lng.toFixed(5)].join(',');
303 var html_click = 'last click: -';
304 if (last_click_latlng) {
305 html_click = 'last click: '
306 + [last_click_latlng.lat.toFixed(5), last_click_latlng.lng.toFixed(5)].join(',');
309 var html_center = 'map center: '
310 + map.getCenter().lat.toFixed(5) + ',' + map.getCenter().lng.toFixed(5)
311 + ' <a target="_blank" href="' + map_link_to_osm() + '">view on osm.org</a>';
313 var html_zoom = 'map zoom: ' + map.getZoom();
314 var html_viewbox = 'viewbox: ' + map_viewbox_as_string();
316 $('#map-position-inner').html([
324 var center_lat_lng = map.wrapLatLng(map.getCenter());
325 var reverse_params = {
326 lat: center_lat_lng.lat.toFixed(5),
327 lon: center_lat_lng.lng.toFixed(5)
331 $('#switch-to-reverse').attr('href', 'reverse.html?' + $.param(reverse_params));
333 $('input#use_viewbox').trigger('change');
336 function init_map_on_search_page(is_reverse_search, nominatim_results, request_lat,
337 request_lon, init_zoom) {
339 var attribution = get_config_value('Map_Tile_Attribution') || null;
340 map = new L.map('map', {
341 // center: [nominatim_map_init.lat, nominatim_map_init.lon],
342 // zoom: nominatim_map_init.zoom,
343 attributionControl: (attribution && attribution.length),
344 scrollWheelZoom: true, // !L.Browser.touch,
349 L.tileLayer(get_config_value('Map_Tile_URL'), {
351 // '© <a href="https://osm.org/copyright">OpenStreetMap</a> contributors'
352 attribution: attribution
355 // console.log(Nominatim_Config);
357 map.setView([request_lat, request_lon], init_zoom);
359 var osm2 = new L.TileLayer(get_config_value('Map_Tile_URL'), {
362 attribution: attribution
364 new L.Control.MiniMap(osm2, { toggleDisplay: true }).addTo(map);
366 if (is_reverse_search) {
367 // We don't need a marker, but an L.circle instance changes radius once you zoom in/out
368 var cm = L.circleMarker(
369 [request_lat, request_lon],
373 fillColor: '#ff7800',
382 var search_params = new URLSearchParams(window.location.search);
383 var viewbox = search_params.get('viewbox');
385 var coords = viewbox.split(','); // <x1>,<y1>,<x2>,<y2>
386 var bounds = L.latLngBounds([coords[1], coords[0]], [coords[3], coords[2]]);
387 L.rectangle(bounds, {
397 var MapPositionControl = L.Control.extend({
401 onAdd: function (/* map */) {
402 var container = L.DomUtil.create('div', 'my-custom-control');
404 $(container).text('show map bounds')
405 .addClass('leaflet-bar btn btn-sm btn-outline-secondary')
406 .on('click', function (e) {
409 $('#map-position').show();
412 $('#map-position-close a').on('click', function (e) {
415 $('#map-position').hide();
423 map.addControl(new MapPositionControl());
429 function update_viewbox_field() {
431 $('input[name=viewbox]')
432 .val($('input#use_viewbox')
433 .prop('checked') ? map_viewbox_as_string() : '');
436 map.on('move', function () {
437 display_map_position();
438 update_viewbox_field();
441 map.on('mousemove', function (e) {
442 display_map_position(e.latlng);
445 map.on('click', function (e) {
446 last_click_latlng = e.latlng;
447 display_map_position();
450 map.on('load', function () {
451 display_map_position();
454 $('input#use_viewbox').on('change', function () {
455 update_viewbox_field();
458 function get_result_element(position) {
459 return $('.result').eq(position);
461 // function marker_for_result(result) {
462 // return L.marker([result.lat, result.lon], { riseOnHover: true, title: result.name });
464 function circle_for_result(result) {
468 fillColor: '#ff7800',
471 clickable: !is_reverse_search
473 return L.circleMarker([result.lat, result.lon], cm_style);
476 var layerGroup = (new L.layerGroup()).addTo(map);
478 function highlight_result(position, bool_focus) {
479 var result = nominatim_results[position];
480 if (!result) { return; }
481 var result_el = get_result_element(position);
483 $('.result').removeClass('highlight');
484 result_el.addClass('highlight');
486 layerGroup.clearLayers();
489 var circle = circle_for_result(result);
490 circle.on('click', function () {
491 highlight_result(position);
493 layerGroup.addLayer(circle);
496 if (result.boundingbox) {
498 [result.boundingbox[0] * 1, result.boundingbox[2] * 1],
499 [result.boundingbox[1] * 1, result.boundingbox[3] * 1]
503 if (result.geojson && result.geojson.type.match(/(Polygon)|(Line)/)) {
505 var geojson_layer = L.geoJson(
506 parse_and_normalize_geojson_string(result.geojson),
508 // https://leafletjs.com/reference-1.0.3.html#path-option
509 style: function (/* feature */) {
510 return { interactive: false, color: 'blue' };
514 layerGroup.addLayer(geojson_layer);
517 // var layer = L.rectangle(bounds, {color: "#ff7800", weight: 1} );
518 // layerGroup.addLayer(layer);
521 var result_coord = L.latLng(result.lat, result.lon);
523 if (is_reverse_search) {
524 // console.dir([result_coord, [request_lat, request_lon]]);
525 // make sure the search coordinates are in the map view as well
527 [result_coord, [request_lat, request_lon]],
530 maxZoom: map.getZoom()
534 map.panTo(result_coord, result.zoom || get_config_value('Map_Default_Zoom'));
544 $('.result').on('click', function () {
545 highlight_result($(this).data('position'), true);
548 if (is_reverse_search) {
549 map.on('click', function (e) {
550 $('form input[name=lat]').val(e.latlng.lat);
551 $('form input[name=lon]').val(e.latlng.wrap().lng);
555 $('#switch-coords').on('click', function (e) {
558 var lat = $('form input[name=lat]').val();
559 var lon = $('form input[name=lon]').val();
560 $('form input[name=lat]').val(lon);
561 $('form input[name=lon]').val(lat);
566 highlight_result(0, false);
568 // common mistake is to copy&paste latitude and longitude into the 'lat' search box
569 $('form input[name=lat]').on('change', function () {
570 var coords_split = $(this).val().split(',');
571 if (coords_split.length === 2) {
572 $(this).val(L.Util.trim(coords_split[0]));
573 $(this).siblings('input[name=lon]').val(L.Util.trim(coords_split[1]));
580 function search_page_load() {
582 var is_reverse_search = window.location.pathname.match(/reverse/);
584 var search_params = new URLSearchParams(window.location.search);
586 // return view('search', [
587 // 'sQuery' => $sQuery,
590 // 'aSearchResults' => $aSearchResults,
591 // 'sMoreURL' => 'example.com',
592 // 'sDataDate' => $this->fetch_status_date(),
596 var api_request_params;
599 if (is_reverse_search) {
600 api_request_params = {
601 lat: search_params.get('lat'),
602 lon: search_params.get('lon'),
603 zoom: (search_params.get('zoom') > 1
604 ? search_params.get('zoom')
605 : get_config_value('Reverse_Default_Search_Zoom')),
611 fLat: api_request_params.lat,
612 fLon: api_request_params.lon,
613 iZoom: (search_params.get('zoom') > 1
614 ? api_request_params.zoom
615 : get_config_value('Reverse_Default_Search_Zoom'))
619 if (api_request_params.lat && api_request_params.lon) {
621 fetch_from_api('reverse', api_request_params, function (aPlace) {
627 context.bSearchRan = true;
628 context.aPlace = aPlace;
630 render_template($('main'), 'reversepage-template', context);
631 update_html_title('Reverse result for '
632 + api_request_params.lat
634 + api_request_params.lon);
636 init_map_on_search_page(
639 api_request_params.lat,
640 api_request_params.lon,
641 api_request_params.zoom
647 render_template($('main'), 'reversepage-template', context);
649 init_map_on_search_page(
652 get_config_value('Map_Default_Lat'),
653 get_config_value('Map_Default_Lon'),
654 get_config_value('Map_Default_Zoom')
659 api_request_params = {
660 q: search_params.get('q'),
661 street: search_params.get('street'),
662 city: search_params.get('city'),
663 county: search_params.get('county'),
664 state: search_params.get('state'),
665 country: search_params.get('country'),
666 postalcode: search_params.get('postalcode'),
667 polygon_geojson: get_config_value('Search_AreaPolygons', false) ? 1 : 0,
668 viewbox: search_params.get('viewbox'),
669 exclude_place_ids: search_params.get('exclude_place_ids'),
674 sQuery: api_request_params.q,
675 sViewBox: search_params.get('viewbox'),
679 if (api_request_params.street || api_request_params.city || api_request_params.county
680 || api_request_params.state || api_request_params.country || api_request_params.postalcode) {
681 context.hStructured = {
682 street: api_request_params.street,
683 city: api_request_params.city,
684 county: api_request_params.county,
685 state: api_request_params.state,
686 country: api_request_params.country,
687 postalcode: api_request_params.postalcode
691 if (api_request_params.q || context.hStructured) {
693 fetch_from_api('search', api_request_params, function (aResults) {
695 context.bSearchRan = true;
696 context.aSearchResults = aResults;
698 // lonvia wrote: https://github.com/osm-search/nominatim-ui/issues/24
699 // I would suggest to remove the guessing and always show the link. Nominatim only returns
700 // one or two results when it believes the result to be a good enough match.
701 // if (aResults.length >= 10) {
702 var aExcludePlaceIds = [];
703 if (search_params.has('exclude_place_ids')) {
704 aExcludePlaceIds = search_params.get('exclude_place_ids').split(',');
706 for (var i = 0; i < aResults.length; i += 1) {
707 aExcludePlaceIds.push(aResults[i].place_id);
709 var parsed_url = new URLSearchParams(window.location.search);
710 parsed_url.set('exclude_place_ids', aExcludePlaceIds.join(','));
711 context.sMoreURL = '?' + parsed_url.toString();
713 render_template($('main'), 'searchpage-template', context);
714 update_html_title('Result for ' + api_request_params.q);
716 init_map_on_search_page(
719 get_config_value('Map_Default_Lat'),
720 get_config_value('Map_Default_Lon'),
721 get_config_value('Map_Default_Zoom')
729 render_template($('main'), 'searchpage-template', context);
731 init_map_on_search_page(
734 get_config_value('Map_Default_Lat'),
735 get_config_value('Map_Default_Lon'),
736 get_config_value('Map_Default_Zoom')
743 // *********************************************************
745 // *********************************************************
747 function deletable_page_load() {
749 var api_request_params = {
753 fetch_from_api('deletable', api_request_params, function (aPolygons) {
754 var context = { aPolygons: aPolygons };
756 render_template($('main'), 'deletable-template', context);
757 update_html_title('Deletable objects');
762 // *********************************************************
763 // BROKEN POLYGON PAGE
764 // *********************************************************
766 function polygons_page_load() {
768 var api_request_params = {
772 fetch_from_api('polygons', api_request_params, function (aPolygons) {
773 var context = { aPolygons: aPolygons };
775 render_template($('main'), 'polygons-template', context);
776 update_html_title('Broken polygons');
781 jQuery(document).ready(function () {
784 function parse_url_and_load_page() {
785 // 'search', 'reverse', 'details'
786 var pagename = window.location.pathname.replace('.html', '').replace(/^.*\//, '');
788 if (pagename === '') pagename = 'search';
790 $('body').attr('id', pagename + '-page');
792 if (pagename === 'search' || pagename === 'reverse') {
794 } else if (pagename === 'details') {
796 } else if (pagename === 'deletable') {
797 deletable_page_load();
798 } else if (pagename === 'polygons') {
799 polygons_page_load();
803 function is_relative_url(url) {
804 if (!url) return false;
805 if (url.indexOf('?') === 0) return true;
806 if (url.indexOf('/') === 0) return true;
807 if (url.indexOf('#') === 0) return false;
808 if (url.match(/^http/)) return false;
809 if (!url.match(/\.html/)) return true;
814 // remove any URL paramters with empty values
815 // '&empty=&filled=value' => 'filled=value'
816 function clean_up_url_parameters(url) {
817 var url_params = new URLSearchParams(url);
818 var to_delete = []; // deleting inside loop would skip iterations
819 url_params.forEach(function (value, key) {
820 if (value === '') to_delete.push(key);
822 for (var i = 0; i < to_delete.length; i += 1) {
823 url_params.delete(to_delete[i]);
825 return url_params.toString();
828 parse_url_and_load_page();
830 // load page after form submit
831 $(document).on('submit', 'form', function (e) {
834 var target_url = $(this).serialize();
835 target_url = clean_up_url_parameters(target_url);
837 window.history.pushState(myhistory, '', '?' + target_url);
839 parse_url_and_load_page();
842 // load page after click on relative URL
843 $(document).on('click', 'a', function (e) {
844 var target_url = $(this).attr('href');
845 if (!is_relative_url(target_url)) return;
846 if ($(this).parents('#last-updated').length !== 0) return;
851 window.history.pushState(myhistory, '', target_url);
853 parse_url_and_load_page();
856 // deal with back-button and other user action
857 window.onpopstate = function () {
858 parse_url_and_load_page();