Implement read transforms for ol.format.WFS

src/ol/format/wfsformat.js

@@ -94,6 +94,7 @@ ol.format.WFS.schemaLocation_ = 'http://www.opengis.net/wfs ' +
  *
  * @function
  * @param {ArrayBuffer|Document|Node|Object|string} source Source.
+ * @param {olx.format.ReadOptions=} opt_options Read options.
  * @return {Array.<ol.Feature>} Features.
  * @api
  */
@@ -103,7 +104,7 @@ ol.format.WFS.prototype.readFeatures;
 /**
  * @inheritDoc
  */
-ol.format.WFS.prototype.readFeaturesFromNode = function(node) {
+ol.format.WFS.prototype.readFeaturesFromNode = function(node, opt_options) {
   var objectStack = [{
     'featureType': this.featureType_,
     'featureNS': this.featureNS_
@@ -113,6 +114,8 @@ ol.format.WFS.prototype.readFeaturesFromNode = function(node) {
   if (!goog.isDef(features)) {
     features = [];
   }
+  ol.format.XMLFeature.transformFeaturesWithOptions(
+      features, false, this.getReadOptions(node, opt_options));
   return features;
 };
 

test/spec/ol/format/wfsformat.test.js

@@ -4,15 +4,17 @@ describe('ol.format.WFS', function() {
 
   describe('when parsing TOPP states GML from WFS', function() {
 
-    var features, feature;
+    var features, feature, xml;
+    var config = {
+      'featureNS': 'http://www.openplans.org/topp',
+      'featureType': 'states'
+    };
+
     before(function(done) {
       proj4.defs('urn:x-ogc:def:crs:EPSG:4326', proj4.defs('EPSG:4326'));
-      afterLoadText('spec/ol/format/wfs/topp-states-wfs.xml', function(xml) {
+      afterLoadText('spec/ol/format/wfs/topp-states-wfs.xml', function(data) {
         try {
-          var config = {
-            'featureNS': 'http://www.openplans.org/topp',
-            'featureType': 'states'
-          };
+          xml = data;
           features = new ol.format.WFS(config).readFeatures(xml);
         } catch (e) {
           done(e);
@@ -32,6 +34,20 @@ describe('ol.format.WFS', function() {
       expect(feature.getGeometry()).to.be.an(ol.geom.MultiPolygon);
     });
 
+    it('transforms and creates a polygon for Illinois', function() {
+      features = new ol.format.WFS(config).readFeatures(xml, {
+        featureProjection: 'EPSG:3857'
+      });
+      feature = features[0];
+      expect(feature.getId()).to.equal('states.1');
+      expect(feature.get('STATE_NAME')).to.equal('Illinois');
+      var geom = feature.getGeometry();
+      expect(geom).to.be.an(ol.geom.MultiPolygon);
+      var p = ol.proj.transform([-88.071, 37.511], 'EPSG:4326', 'EPSG:3857');
+      p.push(0);
+      expect(geom.getFirstCoordinate()).to.eql(p);
+    });
+
   });
 
   describe('when parsing FeatureCollection', function() {
@@ -388,3 +404,4 @@ goog.require('ol.geom.MultiPoint');
 goog.require('ol.geom.MultiPolygon');
 goog.require('ol.geom.Polygon');
 goog.require('ol.format.WFS');
+goog.require('ol.proj');