1 L.OSM.share = function (options) {
2 var control = L.OSM.sidebarPane(options, "share", "javascripts.share.title", "javascripts.share.title"),
3 marker = L.marker([0, 0], { draggable: true }),
4 locationFilter = new L.LocationFilter({
9 control.onAddPane = function (map, button, $ui) {
12 var $linkSection = $("<div>")
13 .attr("class", "share-link p-3 border-bottom border-secondary-subtle")
17 .text(I18n.t("javascripts.share.link"))
18 .appendTo($linkSection);
20 var $form = $("<form>")
21 .appendTo($linkSection);
24 .attr("class", "form-check mb-3")
27 .attr("for", "link_marker")
28 .attr("class", "form-check-label")
29 .text(I18n.t("javascripts.share.include_marker")))
31 .attr("id", "link_marker")
32 .attr("type", "checkbox")
33 .attr("class", "form-check-input")
34 .bind("change", toggleMarker));
36 $("<div class='btn-group btn-group-sm mb-2'>")
38 .append($("<a class='btn btn-primary'>")
40 .attr("for", "long_input")
41 .attr("id", "long_link")
42 .text(I18n.t("javascripts.share.long_link")))
43 .append($("<a class='btn btn-primary'>")
44 .attr("for", "short_input")
45 .attr("id", "short_link")
46 .text(I18n.t("javascripts.share.short_link")))
47 .append($("<a class='btn btn-primary'>")
48 .attr("for", "embed_html")
49 .attr("id", "embed_link")
50 .attr("data-bs-title", I18n.t("javascripts.site.embed_html_disabled"))
52 .text(I18n.t("javascripts.share.embed")))
53 .on("click", "a", function (e) {
55 if (!$(this).hasClass("btn-primary")) return;
56 var id = "#" + $(this).attr("for");
58 .removeClass("active");
59 $(this).addClass("active");
60 $linkSection.find(".share-tab")
62 $linkSection.find(".share-tab:has(" + id + ")")
64 .find("input, textarea")
69 .attr("class", "share-tab")
72 .attr("id", "long_input")
74 .attr("class", "form-control form-control-sm font-monospace")
75 .attr("readonly", true)
76 .on("click", select));
79 .attr("class", "share-tab")
83 .attr("id", "short_input")
85 .attr("class", "form-control form-control-sm font-monospace")
86 .attr("readonly", true)
87 .on("click", select));
90 .attr("class", "share-tab")
95 .attr("id", "embed_html")
96 .attr("class", "form-control form-control-sm font-monospace")
97 .attr("readonly", true)
101 .attr("class", "text-muted")
102 .text(I18n.t("javascripts.share.paste_html")));
106 var $geoUriSection = $("<div>")
107 .attr("class", "share-geo-uri p-3 border-bottom border-secondary-subtle")
111 .text(I18n.t("javascripts.share.geo_uri"))
112 .appendTo($geoUriSection);
115 .appendTo($geoUriSection)
117 .attr("id", "geo_uri"));
121 var $imageSection = $("<div>")
122 .attr("class", "share-image p-3")
126 .text(I18n.t("javascripts.share.image"))
127 .appendTo($imageSection);
130 .attr("id", "export-warning")
131 .attr("class", "text-muted")
132 .text(I18n.t("javascripts.share.only_standard_layer"))
133 .appendTo($imageSection);
136 .attr("id", "export-image")
137 .attr("action", "/export/finish")
138 .attr("method", "post")
139 .appendTo($imageSection);
143 .attr("class", "row mb-3")
145 .attr("for", "mapnik_format")
146 .attr("class", "col-auto col-form-label")
147 .text(I18n.t("javascripts.share.format")))
149 .attr("class", "col-auto")
150 .append($("<select>")
151 .attr("name", "mapnik_format")
152 .attr("id", "mapnik_format")
153 .attr("class", "form-select w-auto")
154 .append($("<option>").val("png").text("PNG").prop("selected", true))
155 .append($("<option>").val("jpeg").text("JPEG"))
156 .append($("<option>").val("svg").text("SVG"))
157 .append($("<option>").val("pdf").text("PDF"))));
161 .attr("class", "row mb-3")
163 .attr("for", "mapnik_scale")
164 .attr("class", "col-auto col-form-label")
165 .text(I18n.t("javascripts.share.scale")))
167 .attr("class", "col-auto")
169 .attr("class", "input-group flex-nowrap")
171 .attr("class", "input-group-text")
174 .attr("name", "mapnik_scale")
175 .attr("id", "mapnik_scale")
176 .attr("type", "text")
177 .attr("class", "form-control")
178 .on("change", update))));
181 .attr("class", "row mb-3")
184 .attr("class", "col-auto")
186 .attr("class", "form-check")
188 .attr("for", "image_filter")
189 .attr("class", "form-check-label")
190 .text(I18n.t("javascripts.share.custom_dimensions")))
192 .attr("id", "image_filter")
193 .attr("type", "checkbox")
194 .attr("class", "form-check-input")
195 .bind("change", toggleFilter))));
197 ["minlon", "minlat", "maxlon", "maxlat"].forEach(function (name) {
199 .attr("id", "mapnik_" + name)
201 .attr("type", "hidden")
206 .attr("name", "format")
207 .attr("value", "mapnik")
208 .attr("type", "hidden")
211 var csrf_param = $("meta[name=csrf-param]").attr("content"),
212 csrf_token = $("meta[name=csrf-token]").attr("content");
215 .attr("name", csrf_param)
216 .attr("value", csrf_token)
217 .attr("type", "hidden")
221 width: "<span id=\"mapnik_image_width\"></span>",
222 height: "<span id=\"mapnik_image_height\"></span>"
226 .attr("class", "text-muted")
227 .html(I18n.t("javascripts.share.image_dimensions", args))
231 .attr("type", "submit")
232 .attr("class", "btn btn-primary")
233 .attr("value", I18n.t("javascripts.share.download"))
237 .on("change", update)
240 marker.on("dragend", movedMarker);
241 map.on("move", movedMap);
242 map.on("moveend layeradd layerremove", update);
249 $("#mapnik_scale").val(getScale());
254 map.removeLayer(marker);
255 map.options.scrollWheelZoom = map.options.doubleClickZoom = true;
256 locationFilter.disable();
260 function toggleMarker() {
261 if ($(this).is(":checked")) {
262 marker.setLatLng(map.getCenter());
263 map.addLayer(marker);
264 map.options.scrollWheelZoom = map.options.doubleClickZoom = "center";
266 map.removeLayer(marker);
267 map.options.scrollWheelZoom = map.options.doubleClickZoom = true;
272 function toggleFilter() {
273 if ($(this).is(":checked")) {
274 locationFilter.setBounds(map.getBounds().pad(-0.2));
275 locationFilter.enable();
277 locationFilter.disable();
282 function movedMap() {
283 marker.setLatLng(map.getCenter());
287 function movedMarker() {
288 if (map.hasLayer(marker)) {
289 map.off("move", movedMap);
290 map.on("moveend", updateOnce);
291 map.panTo(marker.getLatLng());
295 function updateOnce() {
296 map.off("moveend", updateOnce);
297 map.on("move", movedMap);
301 function escapeHTML(string) {
309 return string === null ? "" : String(string).replace(/[&<>"']/g, function (match) {
310 return htmlEscapes[match];
315 var canEmbed = map.getMapBaseLayerId() !== "tracestracktopo";
316 var bounds = map.getBounds();
319 .prop("checked", map.hasLayer(marker));
322 .prop("checked", locationFilter.isEnabled());
326 $("#short_input").val(map.getShortUrl(marker));
327 $("#long_input").val(map.getUrl(marker));
328 $("#short_link").attr("href", map.getShortUrl(marker));
329 $("#long_link").attr("href", map.getUrl(marker));
332 bbox: bounds.toBBoxString(),
333 layer: map.getMapBaseLayerId()
336 if (map.hasLayer(marker)) {
337 var latLng = marker.getLatLng().wrap();
338 params.marker = latLng.lat + "," + latLng.lng;
342 .toggleClass("btn-primary", canEmbed)
343 .toggleClass("btn-secondary", !canEmbed)
344 .tooltip(canEmbed ? "disable" : "enable");
345 if (!canEmbed && $("#embed_link").hasClass("active")) {
346 $("#long_link").click();
349 $("#embed_html").val(
350 "<iframe width=\"425\" height=\"350\" src=\"" +
351 escapeHTML(OSM.SERVER_PROTOCOL + "://" + OSM.SERVER_URL + "/export/embed.html?" + $.param(params)) +
352 "\" style=\"border: 1px solid black\"></iframe><br/>" +
353 "<small><a href=\"" + escapeHTML(map.getUrl(marker)) + "\">" +
354 escapeHTML(I18n.t("javascripts.share.view_larger_map")) + "</a></small>");
359 .attr("href", map.getGeoUri(marker))
360 .html(map.getGeoUri(marker));
364 if (locationFilter.isEnabled()) {
365 bounds = locationFilter.getBounds();
368 var scale = $("#mapnik_scale").val(),
369 size = L.bounds(L.CRS.EPSG3857.project(bounds.getSouthWest()),
370 L.CRS.EPSG3857.project(bounds.getNorthEast())).getSize(),
371 maxScale = Math.floor(Math.sqrt(size.x * size.y / 0.3136));
373 $("#mapnik_minlon").val(bounds.getWest());
374 $("#mapnik_minlat").val(bounds.getSouth());
375 $("#mapnik_maxlon").val(bounds.getEast());
376 $("#mapnik_maxlat").val(bounds.getNorth());
378 if (scale < maxScale) {
379 scale = roundScale(maxScale);
380 $("#mapnik_scale").val(scale);
383 $("#mapnik_image_width").text(Math.round(size.x / scale / 0.00028));
384 $("#mapnik_image_height").text(Math.round(size.y / scale / 0.00028));
386 if (map.getMapBaseLayerId() === "mapnik") {
387 $("#export-image").show();
388 $("#export-warning").hide();
390 $("#export-image").hide();
391 $("#export-warning").show();
399 function getScale() {
400 var bounds = map.getBounds(),
401 centerLat = bounds.getCenter().lat,
402 halfWorldMeters = 6378137 * Math.PI * Math.cos(centerLat * Math.PI / 180),
403 meters = halfWorldMeters * (bounds.getEast() - bounds.getWest()) / 180,
404 pixelsPerMeter = map.getSize().x / meters,
405 metersPerPixel = 1 / (92 * 39.3701);
406 return Math.round(1 / (pixelsPerMeter * metersPerPixel));
409 function roundScale(scale) {
410 var precision = 5 * Math.pow(10, Math.floor(Math.LOG10E * Math.log(scale)) - 2);
411 return precision * Math.ceil(scale / precision);