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Diffstat (limited to 'common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/geospatial/geospatial.js')
-rw-r--r-- | common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/geospatial/geospatial.js | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/geospatial/geospatial.js b/common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/geospatial/geospatial.js new file mode 100644 index 0000000..3ff8c0b --- /dev/null +++ b/common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/geospatial/geospatial.js @@ -0,0 +1,100 @@ +// import async to make control flow simplier +var async = require('async'); + +// import the rest of the normal stuff +var mongoose = require('../../lib'); + +require('./person.js')(); + +var Person = mongoose.model('Person'); + +// define some dummy data +var data = [ + { + name: 'bill', + age: 25, + birthday: new Date().setFullYear((new Date().getFullYear() - 25)), + gender: 'Male', + likes: ['movies', 'games', 'dogs'], + loc: [0, 0] + }, + { + name: 'mary', + age: 30, + birthday: new Date().setFullYear((new Date().getFullYear() - 30)), + gender: 'Female', + likes: ['movies', 'birds', 'cats'], + loc: [1, 1] + }, + { + name: 'bob', + age: 21, + birthday: new Date().setFullYear((new Date().getFullYear() - 21)), + gender: 'Male', + likes: ['tv', 'games', 'rabbits'], + loc: [3, 3] + }, + { + name: 'lilly', + age: 26, + birthday: new Date().setFullYear((new Date().getFullYear() - 26)), + gender: 'Female', + likes: ['books', 'cats', 'dogs'], + loc: [6, 6] + }, + { + name: 'alucard', + age: 1000, + birthday: new Date().setFullYear((new Date().getFullYear() - 1000)), + gender: 'Male', + likes: ['glasses', 'wine', 'the night'], + loc: [10, 10] + } +]; + + +mongoose.connect('mongodb://localhost/persons', function(err) { + if (err) { + throw err; + } + + // create all of the dummy people + async.each(data, function(item, cb) { + Person.create(item, cb); + }, function(err) { + if (err) { + // handler error + } + + // let's find the closest person to bob + Person.find({name: 'bob'}, function(err, res) { + if (err) { + throw err; + } + + res[0].findClosest(function(err, closest) { + if (err) { + throw err; + } + + console.log('%s is closest to %s', res[0].name, closest); + + + // we can also just query straight off of the model. For more + // information about geospatial queries and indexes, see + // http://docs.mongodb.org/manual/applications/geospatial-indexes/ + var coords = [7, 7]; + Person.find({loc: {$nearSphere: coords}}).limit(1).exec(function(err, res) { + console.log('Closest to %s is %s', coords, res); + cleanup(); + }); + }); + }); + }); +}); + +function cleanup() { + Person.remove(function() { + mongoose.disconnect(); + }); +} |