osmtogeojson - npm Package Compare versions

Comparing version 2.1.0 to 2.2.0

CHANGELOG.md

@@ -0,1 +1,5 @@
+2.2.0
+-----
+* support for Overpass API "full" geometry
+
 2.1.0
@@ -2,0 +6,0 @@ -----

index.js

@@ -58,3 +58,3 @@ var _ = require("./lodash.custom.js");
           type:"node",
-          id:""+pseudoWay.id+"p"+i,
+          id:  "_"+pseudoWay.type+"/"+pseudoWay.id+"bounds"+i,
           lat: lat,
@@ -74,2 +74,91 @@ lon: lon
     }
+    function fullGeometryWay(way) {
+      function addFullGeometryNode(lat,lon,id) {
+        // todo? add shortcut such that has_interesting_tags doesn't have to be called 
+        // later on; because we already know that these nodes are by not interesting
+        var geometryNode = {
+          type:"node",
+          id:  id,
+          lat: lat,
+          lon: lon
+        }
+        nodes.push(geometryNode);
+      }
+      if (!_.isArray(way.nodes)) {
+        way.nodes = way.geometry.map(function(nd) {
+          return "_anonymous@"+nd.lat+"/"+nd.lon;
+        });
+      }
+      way.geometry.forEach(function(nd, i) {
+        if (nd) {
+          addFullGeometryNode(
+            nd.lat,
+            nd.lon,
+            way.nodes[i]
+          );
+        }
+      });
+    }
+    function fullGeometryRelation(rel) {
+      function addFullGeometryNode(lat,lon,id) {
+        var geometryNode = {
+          type:"node",
+          id:  id,
+          lat: lat,
+          lon: lon
+        }
+        nodes.push(geometryNode);
+      }
+      function addFullGeometryWay(geometry,id) {
+        // shared multipolygon ways cannot be defined multiple times with the same id.
+        if (ways.some(function (way) { // todo: this is slow :(
+          return way.type == "way" && way.id == id;
+        })) return;
+        var geometryWay = {
+          type: "way",
+          id:   id,
+          nodes:[]
+        }
+        function addFullGeometryWayPseudoNode(lat,lon) {
+          // todo? do not save the same pseudo node multiple times
+          var geometryPseudoNode = {
+            type:"node",
+            id:  "_anonymous@"+lat+"/"+lon,
+            lat: lat,
+            lon: lon
+          }
+          geometryWay.nodes.push(geometryPseudoNode.id);
+          nodes.push(geometryPseudoNode);
+        }
+        geometry.forEach(function(nd) {
+          if (nd) {
+            addFullGeometryWayPseudoNode(
+              nd.lat,
+              nd.lon
+            );
+          } else {
+            geometryWay.nodes.push(undefined);
+          }
+        });
+        ways.push(geometryWay);
+      }
+      rel.members.forEach(function(member, i) {
+        if (member.type == "node") {
+          if (member.lat) {
+            addFullGeometryNode(
+              member.lat,
+              member.lon,
+              member.ref
+            );
+          }
+        } else if (member.type == "way") {
+          if (member.geometry) {
+            addFullGeometryWay(
+              member.geometry,
+              member.ref
+            );
+          }
+        }
+      });
+    }
     // create copies of individual json objects to make sure the original data doesn't get altered
@@ -89,3 +178,5 @@ // todo: cloning is slow: see if this can be done differently!
           centerGeometry(way);
-        if (way.bounds)
+        if (way.geometry)
+          fullGeometryWay(way);
+        else if (way.bounds)
           boundsGeometry(way);
@@ -97,5 +188,11 @@ break;
         rels.push(rel);
+        var has_full_geometry = rel.members && rel.members.some(function (member) {
+          return member.type == "node" && member.lat ||
+                 member.type == "way"  && member.geometry
+        });
         if (rel.center) 
           centerGeometry(rel);
-        if (rel.bounds)
+        if (has_full_geometry)
+          fullGeometryRelation(rel);
+        else if (rel.bounds)
           boundsGeometry(rel);
@@ -132,3 +229,3 @@ break;
           type:"node",
-          id:""+pseudoWay.id+"p"+i,
+          id:  "_"+pseudoWay.type+"/"+pseudoWay.id+"bounds"+i,
           lat: lat,
@@ -148,2 +245,93 @@ lon: lon
     }
+    function fullGeometryWay(way, nds) {
+      function addFullGeometryNode(lat,lon,id) {
+        // todo? add shortcut such that has_interesting_tags doesn't have to be called 
+        // later on; because we already know that these nodes are by not interesting
+        var geometryNode = {
+          type:"node",
+          id:  id,
+          lat: lat,
+          lon: lon
+        }
+        nodes.push(geometryNode);
+        return geometryNode.id;
+      }
+      if (!_.isArray(way.nodes)) {
+        way.nodes = [];
+        _.each( nds, function( nd, i ) {
+          way.nodes.push("_anonymous@"+nd.getAttribute('lat')+"/"+nd.getAttribute('lon'));
+        });
+      }
+      _.each( nds, function( nd, i ) {
+        if (nd.getAttribute('lat')) {
+          addFullGeometryNode(
+            nd.getAttribute('lat'),
+            nd.getAttribute('lon'),
+            way.nodes[i]
+          );
+        }
+      });
+    }
+    function fullGeometryRelation(rel, members) {
+      function addFullGeometryNode(lat,lon,id) {
+        var geometryNode = {
+          type:"node",
+          id:  id,
+          lat: lat,
+          lon: lon
+        }
+        nodes.push(geometryNode);
+      }
+      function addFullGeometryWay(nds,id) {
+        // shared multipolygon ways cannot be defined multiple times with the same id.
+        if (ways.some(function (way) { // todo: this is slow :(
+          return way.type == "way" && way.id == id;
+        })) return;
+        var geometryWay = {
+          type: "way",
+          id:   id,
+          nodes:[]
+        }
+        function addFullGeometryWayPseudoNode(lat,lon) {
+          // todo? do not save the same pseudo node multiple times
+          var geometryPseudoNode = {
+            type:"node",
+            id:  "_anonymous@"+lat+"/"+lon,
+            lat: lat,
+            lon: lon
+          }
+          geometryWay.nodes.push(geometryPseudoNode.id);
+          nodes.push(geometryPseudoNode);
+        }
+        _.each(nds, function(nd) {
+          if (nd.getAttribute('lat')) {
+            addFullGeometryWayPseudoNode(
+              nd.getAttribute('lat'),
+              nd.getAttribute('lon')
+            );
+          } else {
+            geometryWay.nodes.push(undefined);
+          }
+        });
+        ways.push(geometryWay);
+      }
+      _.each( members, function( member, i ) {
+        if (rel.members[i].type == "node") {
+          if (member.getAttribute('lat')) {
+            addFullGeometryNode(
+              member.getAttribute('lat'),
+              member.getAttribute('lon'),
+              rel.members[i].ref
+            );
+          }
+        } else if (rel.members[i].type == "way") {
+          if (member.getElementsByTagName('nd').length > 0) {
+            addFullGeometryWay(
+              member.getElementsByTagName('nd'),
+              rel.members[i].ref
+            );
+          }
+        }
+      });
+    }
     // nodes
@@ -178,4 +366,9 @@ _.each( xml.getElementsByTagName('node'), function( node, i ) {
       });
+      var has_full_geometry = false;
       _.each( way.getElementsByTagName('nd'), function( nd, i ) {
-        wnodes[i] = nd.getAttribute('ref');
+        var id;
+        if (id = nd.getAttribute('ref'))
+          wnodes[i] = id;
+        if (!has_full_geometry && nd.getAttribute('lat'))
+          has_full_geometry = true;
       });
@@ -197,3 +390,5 @@ var wayObject = {
         centerGeometry(wayObject,centroid);
-      if (bounds = way.getElementsByTagName('bounds')[0])
+      if (has_full_geometry)
+        fullGeometryWay(wayObject, way.getElementsByTagName('nd'));
+      else if (bounds = way.getElementsByTagName('bounds')[0])
         boundsGeometry(wayObject,bounds);
@@ -209,2 +404,3 @@ ways.push(wayObject);
       });
+      var has_full_geometry = false;
       _.each( relation.getElementsByTagName('member'), function( member, i ) {
@@ -215,2 +411,6 @@ members[i] = {};
         copy_attribute( member, members[i], 'type' );
+        if (!has_full_geometry && 
+             (members[i].type == 'node' && member.getAttribute('lat')) ||
+             (members[i].type == 'way'  && member.getElementsByTagName('nd').length>0) )
+          has_full_geometry = true;
       });
@@ -232,3 +432,5 @@ var relObject = {
         centerGeometry(relObject,centroid);
-      if (bounds = relation.getElementsByTagName('bounds')[0])
+      if (has_full_geometry)
+        fullGeometryRelation(relObject, relation.getElementsByTagName('member'));
+      else if (bounds = relation.getElementsByTagName('bounds')[0])
         boundsGeometry(relObject,bounds);
@@ -235,0 +437,0 @@ rels.push(relObject);

osmtogeojson.js

@@ -1,1 +0,1 @@
-!function(e){if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else{var n;"undefined"!=typeof window?n=window:"undefined"!=typeof global?n=global:"undefined"!=typeof self&&(n=self),n.osmtogeojson=e()}}(function(){return function e(n,t,r){function o(i,s){if(!t[i]){if(!n[i]){var u="function"==typeof require&&require;if(!s&&u)return u(i,!0);if(a)return a(i,!0);throw new Error("Cannot find module '"+i+"'")}var l=t[i]={exports:{}};n[i][0].call(l.exports,function(e){var t=n[i][1][e];return o(t?t:e)},l,l.exports,e,n,t,r)}return t[i].exports}for(var a="function"==typeof require&&require,i=0;i<r.length;i++)o(r[i]);return o}({1:[function(e,n){var t=e("./lodash.custom.js"),r=e("geojson-rewind"),o=e("./polygon_features.json"),a={};a=function(e,n){function a(e){function n(e){var n=t.clone(e);n.lat=e.center.lat,n.lon=e.center.lon,n.__is_center_placeholder=!0,o.push(n)}function r(e){function n(e,n,t){var a={type:"node",id:""+r.id+"p"+t,lat:e,lon:n};r.nodes.push(a.id),o.push(a)}var r=t.clone(e);r.nodes=[],n(r.bounds.minlat,r.bounds.minlon,1),n(r.bounds.maxlat,r.bounds.minlon,2),n(r.bounds.maxlat,r.bounds.maxlon,3),n(r.bounds.minlat,r.bounds.maxlon,4),r.nodes.push(r.nodes[0]),r.__is_bounds_placeholder=!0,a.push(r)}for(var o=new Array,a=new Array,i=new Array,u=0;u<e.elements.length;u++)switch(e.elements[u].type){case"node":var l=e.elements[u];o.push(l);break;case"way":var c=t.clone(e.elements[u]);c.nodes=t.clone(c.nodes),a.push(c),c.center&&n(c),c.bounds&&r(c);break;case"relation":var f=t.clone(e.elements[u]);f.members=t.clone(f.members),i.push(f),f.center&&n(f),f.bounds&&r(f)}return s(o,a,i)}function i(e){function n(e,n,t){e.hasAttribute(t)&&(n[t]=e.getAttribute(t))}function r(e,r){var o=t.clone(e);n(r,o,"lat"),n(r,o,"lon"),o.__is_center_placeholder=!0,a.push(o)}function o(e,n){function r(e,n,t){var r={type:"node",id:""+o.id+"p"+t,lat:e,lon:n};o.nodes.push(r.id),a.push(r)}var o=t.clone(e);o.nodes=[],r(n.getAttribute("minlat"),n.getAttribute("minlon"),1),r(n.getAttribute("maxlat"),n.getAttribute("minlon"),2),r(n.getAttribute("maxlat"),n.getAttribute("maxlon"),3),r(n.getAttribute("minlat"),n.getAttribute("maxlon"),4),o.nodes.push(o.nodes[0]),o.__is_bounds_placeholder=!0,i.push(o)}var a=new Array,i=new Array,u=new Array;t.each(e.getElementsByTagName("node"),function(e){var r={};t.each(e.getElementsByTagName("tag"),function(e){r[e.getAttribute("k")]=e.getAttribute("v")});var o={type:"node"};n(e,o,"id"),n(e,o,"lat"),n(e,o,"lon"),n(e,o,"version"),n(e,o,"timestamp"),n(e,o,"changeset"),n(e,o,"uid"),n(e,o,"user"),t.isEmpty(r)||(o.tags=r),a.push(o)});var l,c;return t.each(e.getElementsByTagName("way"),function(e){var a={},s=[];t.each(e.getElementsByTagName("tag"),function(e){a[e.getAttribute("k")]=e.getAttribute("v")}),t.each(e.getElementsByTagName("nd"),function(e,n){s[n]=e.getAttribute("ref")});var u={type:"way"};n(e,u,"id"),n(e,u,"version"),n(e,u,"timestamp"),n(e,u,"changeset"),n(e,u,"uid"),n(e,u,"user"),s.length>0&&(u.nodes=s),t.isEmpty(a)||(u.tags=a),(l=e.getElementsByTagName("center")[0])&&r(u,l),(c=e.getElementsByTagName("bounds")[0])&&o(u,c),i.push(u)}),t.each(e.getElementsByTagName("relation"),function(e){var a={},i=[];t.each(e.getElementsByTagName("tag"),function(e){a[e.getAttribute("k")]=e.getAttribute("v")}),t.each(e.getElementsByTagName("member"),function(e,t){i[t]={},n(e,i[t],"ref"),n(e,i[t],"role"),n(e,i[t],"type")});var s={type:"relation"};n(e,s,"id"),n(e,s,"version"),n(e,s,"timestamp"),n(e,s,"changeset"),n(e,s,"uid"),n(e,s,"user"),i.length>0&&(s.members=i),t.isEmpty(a)||(s.tags=a),(l=e.getElementsByTagName("center")[0])&&r(s,l),(c=e.getElementsByTagName("bounds")[0])&&o(s,c),u.push(s)}),s(a,i,u)}function s(e,o,a){function i(e,t){if("object"!=typeof t&&(t={}),"function"==typeof n.uninterestingTags)return!n.uninterestingTags(e,t);for(var r in e)if(n.uninterestingTags[r]!==!0&&t[r]!==!0&&t[r]!==e[r])return!0;return!1}function s(e){var n={timestamp:e.timestamp,version:e.version,changeset:e.changeset,user:e.user,uid:e.uid};for(k in n)void 0===n[k]&&delete n[k];return n}function l(e,r){function o(t){for(var r,o,a,i,s,u,c=function(e){return e[0]},f=function(e){return e[e.length-1]},p=[];t.length;)for(r=t.pop().nodes.slice(),p.push(r);t.length&&c(r)!==f(r);){for(o=c(r),a=f(r),i=0;i<t.length;i++){if(u=t[i].nodes,a===c(u)){s=r.push,u=u.slice(1);break}if(a===f(u)){s=r.push,u=u.slice(0,-1).reverse();break}if(o==f(u)){s=r.unshift,u=u.slice(0,-1);break}if(o==c(u)){s=r.unshift,u=u.slice(1).reverse();break}u=s=null}if(!u){n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"contains unclosed ring geometry");break}t.splice(i,1),s.apply(r,u)}return p}function a(e){var n,t,r=function(e,n){for(var t=0;t<n.length;t++)if(a(n[t],e))return!0;return!1},o=function(e){return e.map(function(e){return[+e.lat,+e.lon]})},a=function(e,n){for(var t=e[0],r=e[1],o=!1,a=0,i=n.length-1;a<n.length;i=a++){var s=n[a][0],u=n[a][1],l=n[i][0],c=n[i][1],f=u>r!=c>r&&(l-s)*(r-u)/(c-u)+s>t;f&&(o=!o)}return o};for(e=o(e),n=0;n<c.length;n++)if(t=o(c[n]),r(t,e))return n}var i,u=!1,l=S?"way":"relation";i=r.members.filter(function(e){return"way"===e.type}),i=i.map(function(t){var r=g[t.ref];return void 0===r?(n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"tainted by a missing way",t.type+"/"+t.ref),void(u=!0)):{id:t.ref,role:t.role||"outer",way:r,nodes:r.nodes.filter(function(r){return void 0!==r?!0:(u=!0,n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"tainted by a way",t.type+"/"+t.ref,"with a missing node"),!1)})}}),i=t.compact(i);var c,f;c=o(i.filter(function(e){return"outer"===e.role})),f=o(i.filter(function(e){return"inner"===e.role}));var p;p=c.map(function(e){return[e]});for(var d=0;d<f.length;d++){var y=a(f[d]);void 0!==y?p[y].push(f[d]):n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"contains an inner ring with no containing outer")}var b=[];if(b=t.compact(p.map(function(r){var o=t.compact(r.map(function(r){return r.length<4?void(n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"contains a ring with less than four nodes")):t.compact(r.map(function(e){return[+e.lon,+e.lat]}))}));return 0==o.length?void(n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"contains an empty ring cluster")):o})),0==b.length)return n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"contains no coordinates"),!1;var m="MultiPolygon";1===b.length&&(m="Polygon",b=b[0]);var v={type:"Feature",id:e.type+"/"+e.id,properties:{type:e.type,id:e.id,tags:e.tags||{},relations:h[e.type][e.id]||[],meta:s(e)},geometry:{type:m,coordinates:b}};return u&&(n.verbose&&console.warn("Multipolygon",l+"/"+e.id,"is tainted"),v.properties.tainted=!0),v}for(var c=new Object,f=0;f<e.length;f++)void 0!==e[f].lat?c[e[f].id]=e[f]:n.verbose&&console.warn("Node",e[f].type+"/"+e[f].id,"ignored because it has no coordinates");for(var p=new Object,f=0;f<e.length;f++)"undefined"!=typeof e[f].tags&&i(e[f].tags)&&(p[e[f].id]=!0);for(var f=0;f<a.length;f++)if(t.isArray(a[f].members))for(var d=0;d<a[f].members.length;d++)"node"==a[f].members[d].type&&(p[a[f].members[d].ref]=!0);else n.verbose&&console.warn("Relation",a[f].type+"/"+a[f].id,"ignored because it has no members");for(var g=new Object,y=new Object,f=0;f<o.length;f++)if(t.isArray(o[f].nodes)){g[o[f].id]=o[f];for(var d=0;d<o[f].nodes.length;d++)y[o[f].nodes[d]]=!0,o[f].nodes[d]=c[o[f].nodes[d]]}else n.verbose&&console.warn("Way",o[f].type+"/"+o[f].id,"ignored because it has no nodes");for(var b=new Array,f=0;f<e.length;f++)(!y[e[f].id]||p[e[f].id])&&b.push(e[f]);for(var m=new Array,f=0;f<a.length;f++)t.isArray(a[f].members)?m[a[f].id]=a[f]:n.verbose&&console.warn("Relation",a[f].type+"/"+a[f].id,"ignored because it has no members");for(var h={node:{},way:{},relation:{}},f=0;f<a.length;f++)if(t.isArray(a[f].members))for(var d=0;d<a[f].members.length;d++){var v;switch(a[f].members[d].type){case"node":v=c[a[f].members[d].ref];break;case"way":v=g[a[f].members[d].ref];break;case"relation":v=m[a[f].members[d].ref]}if(v){var w=a[f].members[d].type,x=a[f].members[d].ref;"undefined"==typeof h[w][x]&&(h[w][x]=[]),h[w][x].push({role:a[f].members[d].role,rel:a[f].id,reltags:a[f].tags})}else n.verbose&&console.warn("Relation",a[f].type+"/"+a[f].id,"member",a[f].members[d].type+"/"+a[f].members[d].id,"ignored because it has an invalid type")}else n.verbose&&console.warn("Relation",a[f].type+"/"+a[f].id,"ignored because it has no members");var _,A={type:"FeatureCollection",features:new Array};for(f=0;f<b.length;f++)if("undefined"!=typeof b[f].lon&&"undefined"!=typeof b[f].lat){var j={type:"Feature",id:b[f].type+"/"+b[f].id,properties:{type:b[f].type,id:b[f].id,tags:b[f].tags||{},relations:h.node[b[f].id]||[],meta:s(b[f])},geometry:{type:"Point",coordinates:[+b[f].lon,+b[f].lat]}};b[f].__is_center_placeholder&&(j.properties.geometry="center"),A.features.push(j)}else n.verbose&&console.warn("POI",b[f].type+"/"+b[f].id,"ignored because it lacks coordinates");for(var P={type:"FeatureCollection",features:new Array},E={type:"FeatureCollection",features:new Array},f=0;f<a.length;f++)if("undefined"!=typeof a[f].tags&&("multipolygon"==a[f].tags.type||"boundary"==a[f].tags.type)){if(!t.isArray(a[f].members)){n.verbose&&console.warn("Multipolygon",a[f].type+"/"+a[f].id,"ignored because it has no members");continue}for(var O=0,d=0;d<a[f].members.length;d++)"outer"==a[f].members[d].role?O++:n.verbose&&"inner"!=a[f].members[d].role&&console.warn("Multipolygon",a[f].type+"/"+a[f].id,"member",a[f].members[d].type+"/"+a[f].members[d].ref,'ignored because it has an invalid role: "'+a[f].members[d].role+'"');if(a[f].members.forEach(function(e){g[e.ref]&&("outer"!==e.role||i(g[e.ref].tags,a[f].tags)||(g[e.ref].is_multipolygon_outline=!0),"inner"!==e.role||i(g[e.ref].tags)||(g[e.ref].is_multipolygon_outline=!0))}),0==O){n.verbose&&console.warn("Multipolygon relation",a[f].type+"/"+a[f].id,"ignored because it has no outer ways");continue}var S=!1;1!=O||i(a[f].tags,{type:!0})||(S=!0);var j=null;if(S){var C=a[f].members.filter(function(e){return"outer"===e.role})[0];if(C=g[C.ref],void 0===C){n.verbose&&console.warn("Multipolygon relation",a[f].type+"/"+a[f].id,"ignored because outer way",C.type+"/"+C.ref,"is missing");continue}C.is_multipolygon_outline=!0,j=l(C,a[f])}else j=l(a[f],a[f]);if(j===!1){n.verbose&&console.warn("Multipolygon relation",a[f].type+"/"+a[f].id,"ignored because it has invalid geometry");continue}E.features.push(j)}for(var f=0;f<o.length;f++)if(t.isArray(o[f].nodes)){if(!o[f].is_multipolygon_outline){for(o[f].tainted=!1,o[f].hidden=!1,coords=new 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package.json

 {
   "name": "osmtogeojson",
-  "version": "2.1.0",
+  "version": "2.2.0",
   "description": "convert OSM to geojson",
@@ -5,0 +5,0 @@ "main": "index.js",

parse_osmxml.js

@@ -12,17 +12,39 @@ /* converts OSM XML to OSM JSON using a fast streaming parser */
     onopentag: function(name, attr) {
-        if (name === "node" || name === "way" || name === "relation" || name === "area") {
+        switch (name) {
+        case "node":
+        case "way":
+        case "relation":
             buffer = {
-                type: name
+                type: name,
+                tags: {}
             }
             _.merge(buffer, attr);
-        } else if (name === "tag") {
-            if (!buffer.tags) buffer.tags = {};
+            if (name === "way") {
+                buffer.nodes = [];
+                buffer.geometry = [];
+            }
+            if (name === "relation") {
+                buffer.members = [];
+                buffer.nodes = [];
+                buffer.geometry = [];
+            }
+        break;
+        case "tag":
             buffer.tags[attr.k] = attr.v;
-        } else if (name === "nd") {
-            if (!buffer.nodes) buffer.nodes = [];
+        break;
+        case "nd":
             buffer.nodes.push(attr.ref);
-        } else if (name === "member") {
-            if (!buffer.members) buffer.members = [];
+            if (attr.lat) {
+                buffer.geometry.push({
+                    lat: attr.lat,
+                    lon: attr.lon
+                });
+            } else {
+                buffer.geometry.push(null);
+            }
+        break;
+        case "member":
             buffer.members.push(attr);
-        } else if (name === "center") {
+        break;
+        case "center":
             buffer.center = {
@@ -32,3 +54,4 @@ lat: attr.lat,
             };
-        } else if (name === "bounds") {
+        break;
+        case "bounds":
             buffer.bounds = {
@@ -46,4 +69,15 @@ minlat: attr.minlat,
         if (name === "node" || name === "way" || name === "relation" || name === "area") {
+            // remove empty geometry or nodes arrays
+            if (buffer.geometry && buffer.geometry.every(function(g) {return g===null;}))
+                delete buffer.geometry;
+            if (name === "relation")
+                delete buffer.nodes;
             json.elements.push(buffer);
         }
+        if (name === "member") {
+            if (buffer.geometry) {
+                buffer.members[buffer.members.length-1].geometry = buffer.geometry;
+                buffer.geometry = [];
+            }
+        }
     }
@@ -50,0 +84,0 @@ }, {

README.md

@@ -8,5 +8,6 @@ osmtogeojson
 * real OSM [polygon detection](https://wiki.openstreetmap.org/wiki/Overpass_turbo/Polygon_Features)
-* real OSM multipolygon support
+* proper OSM multipolygon support
+* full support for extended [Overpass API geometry](http://wiki.openstreetmap.org/wiki/Overpass_API/Overpass_QL#Print_.28out.29) modes
 * well [tested](https://github.com/tyrasd/osmtogeojson/tree/gh-pages/test/) and proven
-* ~~fast~~ not slow
+* fast
 
@@ -13,0 +14,0 @@ This code is used in and maintained by the [overpass turbo](http://github.com/tyrasd/overpass-ide) project.

test-cli/cli.test.js

@@ -306,3 +306,3 @@ var osmtogeojson = require("../");
   var xml,json;
-  t.plan(3*4);
+  t.plan(3*2+3*2+4*2+5*2);
 
@@ -367,2 +367,67 @@ // center output mode (xml)
 
+  // full geometry (xml)
+  xml = 
+    '<osm>' +
+      '<way id="89227521"><nd ref="1" lat="0" lon="0" /><nd ref="2" lat="1" lon="1" /><nd ref="3" lat="2" lon="2" /></way>'+
+      '<relation id="1"><bounds minlat="0" minlon="0" maxlat="1" maxlon="1"/><member type="way" ref="1" role="outer"><nd lat="0" lon="0" /><nd lat="0" lon="1" /><nd lat="1" lon="1" /><nd lat="1" lon="0" /><nd lat="0" lon="0" /></member><member type="way" ref="2" role="outer"><nd lat="0.1" lon="0.1" /><nd lat="0.1" lon="0.2" /><nd lat="0.2" lon="0.2" /><nd lat="0.1" lon="0.1" /></member><tag k="type" v="boundary" /></relation>'+
+    '</osm>';
+
+  testCLI(t,
+    'echo "'+xml+'" | ./osmtogeojson',
+    function (geojson) {
+      t.equal(geojson.features.length, 2);
+      t.equal(geojson.features[0].geometry.type, 'MultiPolygon');
+      t.equal(geojson.features[1].geometry.type, 'LineString');
+      t.equal(geojson.features[1].geometry.coordinates.length, 3);
+  });
+  // full geometry (json)
+  json =
+    '{ "elements": ['+
+      '{"type":"way", "id":"1", "nodes": [1,2,3], "geometry": [{"lat":0,"lon":0}, {"lat":1,"lon":1}, {"lat":2,"lon":2}] },'+
+      '{"type":"relation", "id":"2", "tags": {"type": "multipolygon"}, "members": [{"type": "way", "ref": "3", "role":"outer", "geometry": [{"lat":0,"lon":0},{"lat":0,"lon":1},{"lat":1,"lon":1}] }, {"type": "way", "ref": "4", "role":"outer", "geometry": [{"lat":1,"lon":1},{"lat":0,"lon":0}] } ] }'+
+    '] }';
+  testCLI(t,
+    'echo \''+json+'\' | ./osmtogeojson',
+    function (geojson) {
+      t.equal(geojson.features.length, 2);
+      t.equal(geojson.features[0].geometry.type, 'Polygon');
+      t.equal(geojson.features[1].geometry.type, 'LineString');
+      t.equal(geojson.features[1].geometry.coordinates.length, 3);
+  });
+
+  // full geometry, tainted (xml)
+  xml = 
+    '<osm>' +
+      '<way id="89227521"><nd ref="1" lat="0" lon="0" /><nd ref="2" lat="1" lon="1" /><nd /></way>'+
+      '<relation id="1"><member type="way" ref="1" role="outer"><nd lat="0" lon="0" /><nd lat="0" lon="1" /><nd lat="1" lon="1" /><nd /><nd lat="0" lon="0" /></member><tag k="type" v="multipolygon" /></relation>'+
+      '<relation id="2"><member type="way" ref="1" role="outer"><nd lat="0" lon="0" /><nd lat="0" lon="1" /><nd lat="1" lon="1" /><nd lat="1" lon="0"/><nd lat="0" lon="0" /></member><member type="way" ref="777" role="inner" /><tag k="type" v="multipolygon" /></relation>'+
+      '<relation id="3"><member type="way" ref="1" role="outer"><nd lat="0" lon="0" /><nd lat="0" lon="1" /><nd lat="1" lon="1" /><nd lat="1" lon="0"/><nd lat="0" lon="0" /></member><member type="node" ref="9" role="" /><tag k="type" v="multipolygon" /></relation>'+
+    '</osm>';
+
+  testCLI(t,
+    'echo "'+xml+'" | ./osmtogeojson -e',
+    function (geojson) {
+      t.equal(geojson.features.length, 4);
+      t.equal(geojson.features[0].properties.tainted, true);
+      t.equal(geojson.features[1].properties.tainted, true);
+      t.equal(geojson.features[2].properties.tainted, true);
+      t.equal(geojson.features[3].properties.tainted, true);
+  });
+  // full geometry, tainted (json)
+  json =
+    '{ "elements": ['+
+      '{"type":"way", "id":"1", "nodes": [1,2,3], "geometry": [{"lat":0,"lon":0}, {"lat":1,"lon":1}, null] },'+
+      '{"type":"relation", "id":"2", "tags": {"type": "multipolygon"}, "members": [{"type": "way", "ref": "3", "role":"outer", "geometry": [{"lat":0,"lon":0},{"lat":0,"lon":1},null,{"lat":1,"lon":0},{"lat":0,"lon":0}] } ] },'+
+      '{"type":"relation", "id":"2", "tags": {"type": "multipolygon"}, "members": [{"type": "way", "ref": "3", "role":"outer", "geometry": [{"lat":0,"lon":0},{"lat":0,"lon":1},{"lat":1,"lon":1},{"lat":1,"lon":0},{"lat":0,"lon":0}] }, { "type": "way", "ref": 777, "role": "inner", "geometry": null } ] },'+
+      '{"type":"relation", "id":"2", "tags": {"type": "multipolygon"}, "members": [{"type": "way", "ref": "3", "role":"outer", "geometry": [{"lat":0,"lon":0},{"lat":0,"lon":1},{"lat":1,"lon":1},{"lat":1,"lon":0},{"lat":0,"lon":0}] }, { "type": "node", "ref": 9, "role": "" } ] }'+
+    '] }';
+  testCLI(t,
+    'echo \''+json+'\' | ./osmtogeojson -e',
+    function (geojson) {
+      t.equal(geojson.features.length, 4);
+      t.equal(geojson.features[0].properties.tainted, true);
+      t.equal(geojson.features[1].properties.tainted, true);
+      t.equal(geojson.features[2].properties.tainted, true);
+      t.equal(geojson.features[3].properties.tainted, true);
+  });
 });
@@ -369,0 +434,0 @@

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Improved metrics

Total package byte prevSize

326563

increased by9.98%

Lines of code

8182

increased by10.39%

Number of lines in readme file

77

increased by1.32%

No dependency changes