Merge pull request #47 from pelias/bbox

Bbox

helper/geojsonify.js

@@ -1,5 +1,6 @@
 
 var GeoJSON = require('geojson'),
+    extent = require('geojson-extent'),
     outputGenerator = require('./outputGenerator');
 
 function search( docs ){
@@ -54,8 +55,12 @@ function search( docs ){
   });
 
   // convert to geojson
-  return GeoJSON.parse( geodata, { Point: ['lat', 'lng'] } );
+  var geojson = GeoJSON.parse( geodata, { Point: ['lat', 'lng'] });
 
+  // add bbox
+  geojson.bbox = extent( geojson ) || undefined;
+
+  return geojson;
 }
 
 module.exports.search = search;

package.json

@@ -32,12 +32,13 @@
     "elasticsearch": ">=1.2.1"
   },
   "dependencies": {
+    "async": "^0.9.0",
     "express": "^4.8.8",
     "geojson": "^0.2.0",
+    "geojson-extent": "^0.3.1",
     "geopipes-elasticsearch-backend": "0.0.8",
     "pelias-esclient": "0.0.25",
-    "toobusy": "^0.2.4",
-    "async": "^0.9.0"
+    "toobusy": "^0.2.4"
   },
   "devDependencies": {
     "ciao": "^0.3.4",

test/unit/helper/geojsonify.js

@@ -101,6 +101,7 @@ module.exports.tests.search = function(test, common) {
 
   var expected = {
     "type": "FeatureCollection",
+    "bbox": [ -0.1069716, 51.517806, -0.101795, 51.5337144 ],
     "features": [
       {
         "type": "Feature",