1 //= require jquery.simulate
3 OSM.Query = function(map) {
4 var protocol = document.location.protocol === "https:" ? "https:" : "http:",
5 url = protocol + OSM.OVERPASS_URL,
6 queryButton = $(".control-query .control-button"),
7 uninterestingTags = ['source', 'source_ref', 'source:ref', 'history', 'attribution', 'created_by', 'tiger:county', 'tiger:tlid', 'tiger:upload_uuid', 'KSJ2:curve_id', 'KSJ2:lat', 'KSJ2:lon', 'KSJ2:coordinate', 'KSJ2:filename', 'note:ja'],
18 queryButton.on("click", function (e) {
22 if (queryButton.hasClass("active")) {
24 } else if (!queryButton.hasClass("disabled")) {
27 }).on("disabled", function () {
28 if (queryButton.hasClass("active")) {
29 map.off("click", clickHandler);
30 $(map.getContainer()).removeClass("query-active").addClass("query-disabled");
31 $(this).tooltip("show");
33 }).on("enabled", function () {
34 if (queryButton.hasClass("active")) {
35 map.on("click", clickHandler);
36 $(map.getContainer()).removeClass("query-disabled").addClass("query-active");
37 $(this).tooltip("hide");
42 .on("mouseover", ".query-results li.query-result", function () {
43 var geometry = $(this).data("geometry");
44 if (geometry) map.addLayer(geometry);
45 $(this).addClass("selected");
47 .on("mouseout", ".query-results li.query-result", function () {
48 var geometry = $(this).data("geometry");
49 if (geometry) map.removeLayer(geometry);
50 $(this).removeClass("selected");
52 .on("mousedown", ".query-results li.query-result", function () {
54 $(this).one("click", function (e) {
56 var geometry = $(this).data("geometry");
57 if (geometry) map.removeLayer(geometry);
59 if (!$(e.target).is('a')) {
60 $(this).find("a").simulate("click", e);
63 }).one("mousemove", function () {
68 function interestingFeature(feature) {
70 for (var key in feature.tags) {
71 if (uninterestingTags.indexOf(key) < 0) {
80 function featurePrefix(feature) {
81 var tags = feature.tags;
84 if (tags.boundary === "administrative" && tags.admin_level) {
85 prefix = I18n.t("geocoder.search_osm_nominatim.admin_levels.level" + tags.admin_level, {
86 defaultValue: I18n.t("geocoder.search_osm_nominatim.prefix.boundary.administrative")
89 var prefixes = I18n.t("geocoder.search_osm_nominatim.prefix");
96 if (prefixes[key][value]) {
97 return prefixes[key][value];
106 var first = value.substr(0, 1).toUpperCase(),
107 rest = value.substr(1).replace(/_/g, " ");
115 prefix = I18n.t("javascripts.query." + feature.type);
121 function featureName(feature) {
122 var tags = feature.tags,
123 locales = I18n.locales.get();
125 for (var i = 0; i < locales.length; i++) {
126 if (tags["name:" + locales[i]]) {
127 return tags["name:" + locales[i]];
133 } else if (tags.ref) {
135 } else if (tags["addr:housename"]) {
136 return tags["addr:housename"];
137 } else if (tags["addr:housenumber"] && tags["addr:street"]) {
138 return tags["addr:housenumber"] + " " + tags["addr:street"];
140 return "#" + feature.id;
144 function featureGeometry(feature) {
147 if (feature.type === "node" && feature.lat && feature.lon) {
148 geometry = L.circleMarker([feature.lat, feature.lon], featureStyle);
149 } else if (feature.type === "way" && feature.geometry) {
150 geometry = L.polyline(feature.geometry.filter(function (point) {
151 return point !== null;
152 }).map(function (point) {
153 return [point.lat, point.lon];
155 } else if (feature.type === "relation" && feature.members) {
156 geometry = L.featureGroup(feature.members.map(featureGeometry).filter(function (geometry) {
157 return geometry !== undefined;
164 function runQuery(latlng, radius, query, $section, merge, compare) {
165 var $ul = $section.find("ul");
170 $section.find(".loader").oneTime(1000, "loading", function () {
174 if ($section.data("ajax")) {
175 $section.data("ajax").abort();
178 $section.data("ajax", $.ajax({
182 data: "[timeout:5][out:json];" + query,
184 success: function(results) {
187 $section.find(".loader").stopTime("loading").hide();
190 elements = results.elements.reduce(function (hash, element) {
191 var key = element.type + element.id;
192 if ("geometry" in element) {
193 delete element.bounds;
195 hash[key] = $.extend({}, hash[key], element);
199 elements = Object.keys(elements).map(function (key) {
200 return elements[key];
203 elements = results.elements;
207 elements = elements.sort(compare);
210 for (var i = 0; i < elements.length; i++) {
211 var element = elements[i];
213 if (interestingFeature(element)) {
215 .addClass("query-result")
216 .data("geometry", featureGeometry(element))
219 .text(featurePrefix(element) + " ")
223 .attr("href", "/" + element.type + "/" + element.id)
224 .text(featureName(element))
229 if ($ul.find("li").length === 0) {
231 .text(I18n.t("javascripts.query.nothing_found"))
235 error: function(xhr, status, error) {
236 $section.find(".loader").stopTime("loading").hide();
239 .text(I18n.t("javascripts.query." + status, { server: url, error: error }))
245 function compareSize(feature1, feature2) {
246 var width1 = feature1.bounds.maxlon - feature1.bounds.minlon,
247 height1 = feature1.bounds.maxlat - feature1.bounds.minlat,
248 area1 = width1 * height1,
249 width2 = feature2.bounds.maxlat - feature2.bounds.minlat,
250 height2 = feature2.bounds.maxlat - feature2.bounds.minlat,
251 area2 = width2 * height2;
253 return area1 - area2;
257 * To find nearby objects we ask overpass for the union of the
260 * node(around:<radius>,<lat>,lng>)
261 * way(around:<radius>,<lat>,lng>)
262 * relation(around:<radius>,<lat>,lng>)
264 * to find enclosing objects we first find all the enclosing areas:
266 * is_in(<lat>,<lng>)->.a
268 * and then return the union of the following sets:
273 * In both cases we then ask to retrieve tags and the geometry
276 function queryOverpass(lat, lng) {
277 var latlng = L.latLng(lat, lng).wrap(),
278 bounds = map.getBounds().wrap(),
279 bbox = bounds.getSouth() + "," + bounds.getWest() + "," + bounds.getNorth() + "," + bounds.getEast(),
280 radius = 10 * Math.pow(1.5, 19 - map.getZoom()),
281 around = "around:" + radius + "," + lat + "," + lng,
282 nodes = "node(" + around + ")",
283 ways = "way(" + around + ")",
284 relations = "relation(" + around + ")",
285 nearby = "(" + nodes + ";" + ways + ");out tags geom(" + bbox + ");" + relations + ";out geom(" + bbox + ");",
286 isin = "is_in(" + lat + "," + lng + ")->.a;way(pivot.a);out tags bb;out ids geom(" + bbox + ");relation(pivot.a);out tags bb;";
288 $("#sidebar_content .query-intro")
291 if (marker) map.removeLayer(marker);
292 marker = L.circle(latlng, radius, featureStyle).addTo(map);
294 $(document).everyTime(75, "fadeQueryMarker", function (i) {
296 map.removeLayer(marker);
299 opacity: 1 - i * 0.1,
300 fillOpacity: 0.5 - i * 0.05
305 runQuery(latlng, radius, nearby, $("#query-nearby"), false);
306 runQuery(latlng, radius, isin, $("#query-isin"), true, compareSize);
309 function clickHandler(e) {
310 var precision = OSM.zoomPrecision(map.getZoom()),
311 latlng = e.latlng.wrap(),
312 lat = latlng.lat.toFixed(precision),
313 lng = latlng.lng.toFixed(precision);
315 OSM.router.route("/query?lat=" + lat + "&lon=" + lng);
318 function enableQueryMode() {
319 queryButton.addClass("active");
320 map.on("click", clickHandler);
321 $(map.getContainer()).addClass("query-active");
324 function disableQueryMode() {
325 if (marker) map.removeLayer(marker);
326 $(map.getContainer()).removeClass("query-active").removeClass("query-disabled");
327 map.off("click", clickHandler);
328 queryButton.removeClass("active");
333 page.pushstate = page.popstate = function(path) {
334 OSM.loadSidebarContent(path, function () {
335 page.load(path, true);
339 page.load = function(path, noCentre) {
340 var params = querystring.parse(path.substring(path.indexOf('?') + 1)),
341 latlng = L.latLng(params.lat, params.lon);
343 if (!window.location.hash && !noCentre && !map.getBounds().contains(latlng)) {
344 OSM.router.withoutMoveListener(function () {
345 map.setView(latlng, 15);
349 queryOverpass(params.lat, params.lon);
352 page.unload = function(sameController) {
353 if (!sameController) {