[Mapbender-commits] r8955 - in trunk/mapbender/http: extensions plugins
svn_mapbender at osgeo.org
svn_mapbender at osgeo.org
Tue Jul 1 02:54:28 PDT 2014
Author: hwbllmnn
Date: 2014-07-01 02:54:28 -0700 (Tue, 01 Jul 2014)
New Revision: 8955
Added:
trunk/mapbender/http/extensions/togpx.js
Modified:
trunk/mapbender/http/plugins/mb_digitize_widget.php
Log:
added gpx and geojson export
Added: trunk/mapbender/http/extensions/togpx.js
===================================================================
--- trunk/mapbender/http/extensions/togpx.js (rev 0)
+++ trunk/mapbender/http/extensions/togpx.js 2014-07-01 09:54:28 UTC (rev 8955)
@@ -0,0 +1,319 @@
+!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.togpx=e():"undefined"!=typeof global?global.togpx=e():"undefined"!=typeof self&&(self.togpx=e())}(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+var JXON = require("jxon");
+
+function togpx( geojson, options ) {
+ options = (function (defaults, options) {
+ for (var k in defaults) {
+ if (options.hasOwnProperty(k))
+ defaults[k] = options[k];
+ }
+ return defaults;
+ })({
+ creator: "togpx",
+ metadata: undefined,
+ featureTitle: get_feature_title,
+ featureDescription: get_feature_description,
+ featureLink: undefined
+ }, options || {});
+
+ function get_feature_title(props) {
+ // a simple default heuristic to determine a title for a given feature
+ // uses a nested `tags` object or the feature's `properties` if present
+ // and then searchs for the following properties to construct a title:
+ // `name`, `ref`, `id`
+ if (typeof props.tags === "object") {
+ var tags_title = get_feature_title(props.tags);
+ if (tags_title !== "")
+ return tags_title;
+ }
+ if (props.name)
+ return props.name;
+ if (props.ref)
+ return props.ref;
+ if (props.id)
+ return props.id;
+ return "";
+ }
+ function get_feature_description(props) {
+ // constructs a description for a given feature
+ // uses a nested `tags` object or the feature's `properties` if present
+ // and then concatenates all properties to construct a description.
+ if (typeof props.tags === "object")
+ return get_feature_description(props.tags);
+ var res = "";
+ for (var k in props) {
+ if (typeof props[k] === "object")
+ continue;
+ res += k+"="+props[k]+"\n";
+ }
+ return res.substr(0,res.length-1);
+ }
+ function add_feature_link(o, f) {
+ if (options.featureLink)
+ o.link = { "@href": options.featureLink(f.properties) }
+ }
+ // make gpx object
+ var gpx = {"gpx": {
+ "@xmlns":"http://www.topografix.com/GPX/1/1",
+ "@xmlns:xsi":"http://www.w3.org/2001/XMLSchema-instance",
+ "@xsi:schemaLocation":"http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd",
+ "@version":"1.1",
+ "wpt": [],
+ "trk": [],
+ }};
+ if (options.creator)
+ gpx.gpx["@creator"] = options.creator;
+ if (options.metadata)
+ gpx.gpx["metadata"] = options.metadata;
+
+ var features;
+ if (geojson.type === "FeatureCollection")
+ features = geojson.features;
+ else if (geojson.type === "Feature")
+ features = [geojson];
+ else
+ features = [{type:"Feature", properties: {}, geometry: geojson}];
+ features.forEach(function mapFeature(f) {
+ switch (f.geometry.type) {
+ // POIs
+ case "Point":
+ case "MultiPoint":
+ var coords = f.geometry.coordinates;
+ if (f.geometry.type == "Point") coords = [coords];
+ coords.forEach(function (coordinates) {
+ o = {
+ "@lat": coordinates[1],
+ "@lon": coordinates[0],
+ "name": options.featureTitle(f.properties),
+ "desc": options.featureDescription(f.properties)
+ };
+ add_feature_link(o,f);
+ gpx.gpx.wpt.push(o);
+ });
+ break;
+ // LineStrings
+ case "LineString":
+ case "MultiLineString":
+ var coords = f.geometry.coordinates;
+ if (f.geometry.type == "LineString") coords = [coords];
+ o = {
+ "name": options.featureTitle(f.properties),
+ "desc": options.featureDescription(f.properties)
+ };
+ add_feature_link(o,f);
+ o.trkseg = [];
+ coords.forEach(function(coordinates) {
+ var seg = {trkpt: []};
+ coordinates.forEach(function(c) {
+ seg.trkpt.push({"@lat": c[1], "@lon":c[0]});
+ });
+ o.trkseg.push(seg);
+ });
+ gpx.gpx.trk.push(o);
+ break;
+ // Polygons / Multipolygons
+ case "Polygon":
+ case "MultiPolygon":
+ o = {
+ "name": options.featureTitle(f.properties),
+ "desc": options.featureDescription(f.properties)
+ };
+ add_feature_link(o,f);
+ o.trkseg = [];
+ var coords = f.geometry.coordinates;
+ if (f.geometry.type == "Polygon") coords = [coords];
+ coords.forEach(function(poly) {
+ poly.forEach(function(ring) {
+ var seg = {trkpt: []};
+ ring.forEach(function(c) {
+ seg.trkpt.push({"@lat": c[1], "@lon":c[0]});
+ });
+ o.trkseg.push(seg);
+ });
+ });
+ gpx.gpx.trk.push(o);
+ break;
+ case "GeometryCollection":
+ f.geometry.geometries.forEach(function (geometry) {
+ var pseudo_feature = {
+ "properties": f.properties,
+ "geometry": geometry
+ };
+ mapFeature(pseudo_feature);
+ });
+ break;
+ default:
+ console.log("warning: unsupported geometry type: "+f.geometry.type);
+ }
+ });
+ gpx_str = JXON.stringify(gpx);
+ return gpx_str;
+};
+
+module.exports = togpx;
+
+},{"jxon":2}],2:[function(require,module,exports){
+/*
+ * JXON framework - Copyleft 2011 by Mozilla Developer Network
+ *
+ * https://developer.mozilla.org/en-US/docs/JXON
+ *
+ * This framework is released under the GNU Public License, version 3 or later.
+ * http://www.gnu.org/licenses/gpl-3.0-standalone.html
+ *
+ * small modifications performed by the iD project:
+ * https://github.com/openstreetmap/iD/commits/18aa33ba97b52cacf454e95c65d154000e052a1f/js/lib/jxon.js
+ *
+ * adapted for nodejs and npm by Martin Raifer <tyr.asd at gmail.com>
+ */
+
+if (typeof XMLSerializer === 'undefined') {
+ XMLSerializer = require("xmldom").XMLSerializer;
+ document = {};
+ document.implementation = new (require("xmldom").DOMImplementation)();
+}
+
+var JXON = new (function () {
+ var
+ sValueProp = "keyValue", sAttributesProp = "keyAttributes", sAttrPref = "@", /* you can customize these values */
+ aCache = [], rIsNull = /^\s*$/, rIsBool = /^(?:true|false)$/i;
+
+ function parseText (sValue) {
+ if (rIsNull.test(sValue)) { return null; }
+ if (rIsBool.test(sValue)) { return sValue.toLowerCase() === "true"; }
+ if (isFinite(sValue)) { return parseFloat(sValue); }
+ if (isFinite(Date.parse(sValue))) { return new Date(sValue); }
+ return sValue;
+ }
+
+ function EmptyTree () { }
+ EmptyTree.prototype.toString = function () { return "null"; };
+ EmptyTree.prototype.valueOf = function () { return null; };
+
+ function objectify (vValue) {
+ return vValue === null ? new EmptyTree() : vValue instanceof Object ? vValue : new vValue.constructor(vValue);
+ }
+
+ function createObjTree (oParentNode, nVerb, bFreeze, bNesteAttr) {
+ var
+ nLevelStart = aCache.length, bChildren = oParentNode.hasChildNodes(),
+ bAttributes = oParentNode.hasAttributes(), bHighVerb = Boolean(nVerb & 2);
+
+ var
+ sProp, vContent, nLength = 0, sCollectedTxt = "",
+ vResult = bHighVerb ? {} : /* put here the default value for empty nodes: */ true;
+
+ if (bChildren) {
+ for (var oNode, nItem = 0; nItem < oParentNode.childNodes.length; nItem++) {
+ oNode = oParentNode.childNodes.item(nItem);
+ if (oNode.nodeType === 4) { sCollectedTxt += oNode.nodeValue; } /* nodeType is "CDATASection" (4) */
+ else if (oNode.nodeType === 3) { sCollectedTxt += oNode.nodeValue.trim(); } /* nodeType is "Text" (3) */
+ else if (oNode.nodeType === 1 && !oNode.prefix) { aCache.push(oNode); } /* nodeType is "Element" (1) */
+ }
+ }
+
+ var nLevelEnd = aCache.length, vBuiltVal = parseText(sCollectedTxt);
+
+ if (!bHighVerb && (bChildren || bAttributes)) { vResult = nVerb === 0 ? objectify(vBuiltVal) : {}; }
+
+ for (var nElId = nLevelStart; nElId < nLevelEnd; nElId++) {
+ sProp = aCache[nElId].nodeName.toLowerCase();
+ vContent = createObjTree(aCache[nElId], nVerb, bFreeze, bNesteAttr);
+ if (vResult.hasOwnProperty(sProp)) {
+ if (vResult[sProp].constructor !== Array) { vResult[sProp] = [vResult[sProp]]; }
+ vResult[sProp].push(vContent);
+ } else {
+ vResult[sProp] = vContent;
+ nLength++;
+ }
+ }
+
+ if (bAttributes) {
+ var
+ nAttrLen = oParentNode.attributes.length,
+ sAPrefix = bNesteAttr ? "" : sAttrPref, oAttrParent = bNesteAttr ? {} : vResult;
+
+ for (var oAttrib, nAttrib = 0; nAttrib < nAttrLen; nLength++, nAttrib++) {
+ oAttrib = oParentNode.attributes.item(nAttrib);
+ oAttrParent[sAPrefix + oAttrib.name.toLowerCase()] = parseText(oAttrib.value.trim());
+ }
+
+ if (bNesteAttr) {
+ if (bFreeze) { Object.freeze(oAttrParent); }
+ vResult[sAttributesProp] = oAttrParent;
+ nLength -= nAttrLen - 1;
+ }
+ }
+
+ if (nVerb === 3 || (nVerb === 2 || nVerb === 1 && nLength > 0) && sCollectedTxt) {
+ vResult[sValueProp] = vBuiltVal;
+ } else if (!bHighVerb && nLength === 0 && sCollectedTxt) {
+ vResult = vBuiltVal;
+ }
+
+ if (bFreeze && (bHighVerb || nLength > 0)) { Object.freeze(vResult); }
+
+ aCache.length = nLevelStart;
+
+ return vResult;
+ }
+
+ function loadObjTree (oXMLDoc, oParentEl, oParentObj) {
+ var vValue, oChild;
+
+ if (oParentObj instanceof String || oParentObj instanceof Number || oParentObj instanceof Boolean) {
+ oParentEl.appendChild(oXMLDoc.createTextNode(oParentObj.toString())); /* verbosity level is 0 */
+ } else if (oParentObj.constructor === Date) {
+ oParentEl.appendChild(oXMLDoc.createTextNode(oParentObj.toGMTString()));
+ }
+
+ for (var sName in oParentObj) {
+ vValue = oParentObj[sName];
+ if (isFinite(sName) || vValue instanceof Function) { continue; } /* verbosity level is 0 */
+ if (sName === sValueProp) {
+ if (vValue !== null && vValue !== true) { oParentEl.appendChild(oXMLDoc.createTextNode(vValue.constructor === Date ? vValue.toGMTString() : String(vValue))); }
+ } else if (sName === sAttributesProp) { /* verbosity level is 3 */
+ for (var sAttrib in vValue) { oParentEl.setAttribute(sAttrib, vValue[sAttrib]); }
+ } else if (sName.charAt(0) === sAttrPref) {
+ oParentEl.setAttribute(sName.slice(1), vValue);
+ } else if (vValue.constructor === Array) {
+ for (var nItem = 0; nItem < vValue.length; nItem++) {
+ oChild = oXMLDoc.createElement(sName);
+ loadObjTree(oXMLDoc, oChild, vValue[nItem]);
+ oParentEl.appendChild(oChild);
+ }
+ } else {
+ oChild = oXMLDoc.createElement(sName);
+ if (vValue instanceof Object) {
+ loadObjTree(oXMLDoc, oChild, vValue);
+ } else if (vValue !== null && vValue !== true) {
+ oChild.appendChild(oXMLDoc.createTextNode(vValue.toString()));
+ }
+ oParentEl.appendChild(oChild);
+ }
+ }
+ }
+
+ this.build = function (oXMLParent, nVerbosity /* optional */, bFreeze /* optional */, bNesteAttributes /* optional */) {
+ var _nVerb = arguments.length > 1 && typeof nVerbosity === "number" ? nVerbosity & 3 : /* put here the default verbosity level: */ 1;
+ return createObjTree(oXMLParent, _nVerb, bFreeze || false, arguments.length > 3 ? bNesteAttributes : _nVerb === 3);
+ };
+
+ this.unbuild = function (oObjTree) {
+ var oNewDoc = document.implementation.createDocument("", "", null);
+ loadObjTree(oNewDoc, oNewDoc, oObjTree);
+ return oNewDoc;
+ };
+
+ this.stringify = function (oObjTree) {
+ return (new XMLSerializer()).serializeToString(JXON.unbuild(oObjTree));
+ };
+})();
+
+module.exports = JXON;
+},{"xmldom":3}],3:[function(require,module,exports){
+
+},{}]},{},[1])
+(1)
+});
+;
\ No newline at end of file
Modified: trunk/mapbender/http/plugins/mb_digitize_widget.php
===================================================================
--- trunk/mapbender/http/plugins/mb_digitize_widget.php 2014-07-01 09:44:48 UTC (rev 8954)
+++ trunk/mapbender/http/plugins/mb_digitize_widget.php 2014-07-01 09:54:28 UTC (rev 8955)
@@ -283,8 +283,16 @@
$(dlg).dialog('destroy');
if(fmt === 'kml') {
var kml = tokml(data, {simplestyle: true});
- window.open('data:application/xml,' + encodeURIComponent(kml));
+ window.open('data:application/octet-stream,' + encodeURIComponent(kml));
}
+ if(fmt === 'gpx') {
+ var gpx = togpx(data, {simplestyle: true});
+ window.open('data:application/octet-stream,' + encodeURIComponent(gpx));
+ }
+ if(fmt === 'geojson') {
+ var json = JSON.stringify(data);
+ window.open('data:application/octet-stream,' + encodeURIComponent(json));
+ }
});
};
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