+ map.attributionControl.setPrefix('');
+
+ map.hash = L.hash(map);
+
+ var copyright = I18n.t('javascripts.map.copyright', {copyright_url: '/copyright'});
+
+ var layers = [
+ new L.OSM.Mapnik({
+ attribution: copyright,
+ code: "M",
+ keyid: "mapnik",
+ name: I18n.t("javascripts.map.base.standard")
+ }),
+ new L.OSM.CycleMap({
+ attribution: copyright + ". Tiles courtesy of <a href='http://www.opencyclemap.org/' target='_blank'>Andy Allan</a>",
+ code: "C",
+ keyid: "cyclemap",
+ name: I18n.t("javascripts.map.base.cycle_map")
+ }),
+ new L.OSM.TransportMap({
+ attribution: copyright + ". Tiles courtesy of <a href='http://www.opencyclemap.org/' target='_blank'>Andy Allan</a>",
+ code: "T",
+ keyid: "transportmap",
+ name: I18n.t("javascripts.map.base.transport_map")
+ }),
+ new L.OSM.MapQuestOpen({
+ attribution: copyright + ". Tiles courtesy of <a href='http://www.mapquest.com/' target='_blank'>MapQuest</a> <img src='http://developer.mapquest.com/content/osm/mq_logo.png'>",
+ code: "Q",
+ keyid: "mapquest",
+ name: I18n.t("javascripts.map.base.mapquest")
+ }),
+ new L.OSM.HOT({
+ attribution: copyright + ". Tiles courtesy of <a href='http://hot.openstreetmap.org/' target='_blank'>Humanitarian OpenStreetMap Team</a>",
+ code: "H",
+ keyid: "hot",
+ name: I18n.t("javascripts.map.base.hot")
+ })
+ ];
+
+ function updateLayers(params) {
+ var layerParam = params.layers || "M";
+ var layersAdded = "";
+
+ for (var i = layers.length - 1; i >= 0; i--) {
+ if (layerParam.indexOf(layers[i].options.code) >= 0) {
+ map.addLayer(layers[i]);
+ layersAdded = layersAdded + layers[i].options.code;
+ } else if (i == 0 && layersAdded == "") {
+ map.addLayer(layers[i]);
+ } else {
+ map.removeLayer(layers[i]);
+ }
+ }
+ }
+
+ updateLayers(params);
+
+ $(window).on("hashchange", function () {
+ updateLayers(OSM.mapParams());
+ });
+
+ map.on("baselayerchange", function (e) {
+ if (map.getZoom() > e.layer.options.maxZoom) {
+ map.setView(map.getCenter(), e.layer.options.maxZoom, { reset: true });
+ }
+ });