Initial commit

server/node_modules/mongoose/examples/geospatial/geoJSONexample.js

@@ -0,0 +1,58 @@
+// import async to make control flow simplier
+'use strict';
+
+const async = require('async');
+
+// import the rest of the normal stuff
+const mongoose = require('../../lib');
+
+require('./geoJSONSchema.js')();
+
+const Location = mongoose.model('Location');
+
+// define some dummy data
+// note: the type can be Point, LineString, or Polygon
+const data = [
+  {loc: {type: 'Point', coordinates: [-20.0, 5.0]}},
+  {loc: {type: 'Point', coordinates: [6.0, 10.0]}},
+  {loc: {type: 'Point', coordinates: [34.0, -50.0]}},
+  {loc: {type: 'Point', coordinates: [-100.0, 70.0]}},
+  {loc: {type: 'Point', coordinates: [38.0, 38.0]}}
+];
+
+
+mongoose.connect('mongodb://localhost/locations', function(err) {
+  if (err) {
+    throw err;
+  }
+
+  Location.on('index', function(err) {
+    if (err) {
+      throw err;
+    }
+    // create all of the dummy locations
+    async.each(data, function(item, cb) {
+      Location.create(item, cb);
+    }, function(err) {
+      if (err) {
+        throw err;
+      }
+      // create the location we want to search for
+      const coords = {type: 'Point', coordinates: [-5, 5]};
+      // search for it
+      Location.find({loc: {$near: coords}}).limit(1).exec(function(err, res) {
+        if (err) {
+          throw err;
+        }
+        console.log('Closest to %s is %s', JSON.stringify(coords), res);
+        cleanup();
+      });
+    });
+  });
+});
+
+function cleanup() {
+  Location.remove(function() {
+    mongoose.disconnect();
+  });
+}