+'use strict';
+
var map;
var last_click_latlng;
+// *********************************************************
+// DEFAULTS
+// *********************************************************
+
+var Nominatim_Config_Defaults = {
+ Nominatim_API_Endpoint: 'http://localhost/nominatim/',
+ Images_Base_Url: '/mapicons/',
+ Search_AreaPolygons: 1,
+ Reverse_Default_Search_Zoom: 18,
+ Map_Default_Lat: 20.0,
+ Map_Default_Lon: 0.0,
+ Map_Default_Zoom: 2,
+ Map_Tile_URL: 'https://{s}.tile.osm.org/{z}/{x}/{y}.png',
+ Map_Tile_Attribution: '<a href="https://osm.org/copyright">OpenStreetMap contributors</a>'
+};
+
+// *********************************************************
+// HELPERS
+// *********************************************************
-/*********************************************************
-* HELPERS
-*********************************************************/
function get_config_value(str, default_val) {
- return (typeof Nominatim_Config[str] !== 'undefined' ? Nominatim_Config[str] : default_val);
+ var value = ((typeof Nominatim_Config !== 'undefined')
+ && (typeof Nominatim_Config[str] !== 'undefined'))
+ ? Nominatim_Config[str]
+ : Nominatim_Config_Defaults[str];
+ return (typeof value !== 'undefined' ? value : default_val);
}
-function parse_and_normalize_geojson_string(raw_string){
- // normalize places the geometry into a featurecollection, similar to
- // https://github.com/mapbox/geojson-normalize
- var parsed_geojson = {
- type: "FeatureCollection",
- features: [
- {
- type: "Feature",
- geometry: JSON.parse(raw_string),
- properties: {}
- }
- ]
- };
- return parsed_geojson;
+function parse_and_normalize_geojson_string(part) {
+ // normalize places the geometry into a featurecollection, similar to
+ // https://github.com/mapbox/geojson-normalize
+ var parsed_geojson = {
+ type: 'FeatureCollection',
+ features: [
+ {
+ type: 'Feature',
+ geometry: part,
+ properties: {}
+ }
+ ]
+ };
+ return parsed_geojson;
}
-function map_link_to_osm(){
- return "https://openstreetmap.org/#map=" + map.getZoom() + "/" + map.getCenter().lat + "/" + map.getCenter().lng;
+function map_link_to_osm() {
+ var zoom = map.getZoom();
+ var lat = map.getCenter().lat;
+ var lng = map.getCenter().lng;
+ return 'https://openstreetmap.org/#map=' + zoom + '/' + lat + '/' + lng;
}
function map_viewbox_as_string() {
- // since .toBBoxString() doesn't round numbers
- return [
- map.getBounds().getSouthWest().lng.toFixed(5), // left
- map.getBounds().getNorthEast().lat.toFixed(5), // top
- map.getBounds().getNorthEast().lng.toFixed(5), // right
- map.getBounds().getSouthWest().lat.toFixed(5) // bottom
- ].join(',');
+ var bounds = map.getBounds();
+ var west = bounds.getWest();
+ var east = bounds.getEast();
+
+ if ((east - west) >= 360) { // covers more than whole planet
+ west = map.getCenter().lng - 179.999;
+ east = map.getCenter().lng + 179.999;
+ }
+ east = L.latLng(77, east).wrap().lng;
+ west = L.latLng(77, west).wrap().lng;
+
+ return [
+ west.toFixed(5), // left
+ bounds.getNorth().toFixed(5), // top
+ east.toFixed(5), // right
+ bounds.getSouth().toFixed(5) // bottom
+ ].join(',');
}
-/*********************************************************
-* PAGE HELPERS
-*********************************************************/
+// *********************************************************
+// PAGE HELPERS
+// *********************************************************
function fetch_from_api(endpoint_name, params, callback) {
- var api_url = get_config_value('Nominatim_API_Endpoint') + endpoint_name + '.php?' + $.param(params);
- if (endpoint_name !== 'status') {
- $('#api-request-link').attr('href', api_url);
+ //
+ // `&a=&b=&c=1` => '&c=1'
+ var param_names = Object.keys(params);
+ for (var i = 0; i < param_names.length; i += 1) {
+ var val = params[param_names[i]];
+ if (typeof (val) === 'undefined' || val === '' || val === null) {
+ delete params[param_names[i]];
}
- $.get(api_url, function(data){
- callback(data);
- });
+ }
+
+ var api_url = get_config_value('Nominatim_API_Endpoint') + endpoint_name + '.php?'
+ + $.param(params);
+ if (endpoint_name !== 'status') {
+ $('#api-request-link').attr('href', api_url);
+ }
+ $.get(api_url, function (data) {
+ callback(data);
+ });
}
function update_data_date() {
- fetch_from_api('status', {format: 'json'}, function(data){
- $('#data-date').text(data.data_last_updated.formatted);
- });
+ fetch_from_api('status', { format: 'json' }, function (data) {
+ $('#data-date').text(data.data_updated);
+ });
}
function render_template(el, template_name, page_context) {
- var template_source = $('#' + template_name).text();
- var template = Handlebars.compile(template_source);
- var html = template(page_context);
- el.html(html);
+ var template_source = $('#' + template_name).text();
+ var template = Handlebars.compile(template_source);
+ var html = template(page_context);
+ el.html(html);
+}
+
+function update_html_title(title) {
+ var prefix = '';
+ if (title && title.length > 1) {
+ prefix = title + ' | ';
+ }
+ $('head title').text(prefix + 'OpenStreetMap Nominatim');
}
function show_error(html) {
- $('#error-overlay').html(html).show();
+ $('#error-overlay').html(html).show();
}
function hide_error() {
- $('#error-overlay').empty().hide();
+ $('#error-overlay').empty().hide();
}
-$(document).ajaxError(function(event, jqXHR, ajaxSettings, thrownError) {
+jQuery(document).ready(function () {
+ hide_error();
+
+ $(document).ajaxStart(function () {
+ $('#loading').fadeIn('fast');
+ }).ajaxComplete(function () {
+ $('#loading').fadeOut('fast');
+ }).ajaxError(function (event, jqXHR, ajaxSettings/* , thrownError */) {
// console.log(thrownError);
// console.log(ajaxSettings);
- show_error('Error fetching results from <a href="' + ajaxSettings.url + '">' + ajaxSettings.url + '</a>');
+ var url = ajaxSettings.url;
+ show_error('Error fetching results from <a href="' + url + '">' + url + '</a>');
+ });
});
-
-
-jQuery(document).ready(function(){
- hide_error();
-});
-