Added node-modules

node_modules/mongoose/examples/population-options.js

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+
+var mongoose = require('mongoose')
+var Schema = mongoose.Schema;
+
+console.log('Running mongoose version %s', mongoose.version);
+
+/**
+ * Console schema
+ */
+
+var consoleSchema = Schema({
+    name: String
+  , manufacturer: String
+  , released: Date
+})
+var Console = mongoose.model('Console', consoleSchema);
+
+/**
+ * Game schema
+ */
+
+var gameSchema = Schema({
+    name: String
+  , developer: String
+  , released: Date
+  , consoles: [{ type: Schema.Types.ObjectId, ref: 'Console' }]
+})
+var Game = mongoose.model('Game', gameSchema);
+
+/**
+ * Connect to the console database on localhost with
+ * the default port (27017)
+ */
+
+mongoose.connect('mongodb://localhost/console', function (err) {
+  // if we failed to connect, abort
+  if (err) throw err;
+
+  // we connected ok
+  createData();
+})
+
+/**
+ * Data generation
+ */
+
+function createData () {
+  Console.create({
+      name: 'Nintendo 64'
+    , manufacturer: 'Nintendo'
+    , released: 'September 29, 1996'
+  }, {
+      name: 'Super Nintendo'
+    , manufacturer: 'Nintendo'
+    , released: 'August 23, 1991'
+  }, {
+      name: 'XBOX 360'
+    , manufacturer: 'Microsoft'
+    , released: 'November 22, 2005'
+  }, function (err, nintendo64, superNintendo, xbox360) {
+    if (err) return done(err);
+
+    Game.create({
+        name: 'Legend of Zelda: Ocarina of Time'
+      , developer: 'Nintendo'
+      , released: new Date('November 21, 1998')
+      , consoles: [nintendo64]
+    }, {
+        name: 'Mario Kart'
+      , developer: 'Nintendo'
+      , released: 'September 1, 1992'
+      , consoles: [superNintendo]
+    }, {
+        name: 'Perfect Dark Zero'
+      , developer: 'Rare'
+      , released: 'November 17, 2005'
+      , consoles: [xbox360]
+    }, function (err) {
+      if (err) return done(err);
+      example();
+    })
+  })
+}
+
+/**
+ * Population
+ */
+
+function example () {
+  Game
+  .find({})
+  .populate({
+      path: 'consoles'
+    , match: { manufacturer: 'Nintendo' }
+    , select: 'name'
+    , options: { comment: 'population' }
+  })
+  .exec(function (err, games) {
+    if (err) return done(err);
+
+    games.forEach(function (game) {
+      console.log(
+          '"%s" was released for the %s on %s'
+        , game.name
+        , game.consoles.length ? game.consoles[0].name : '??'
+        , game.released.toLocaleDateString());
+    })
+
+    return done();
+  })
+}
+
+/**
+ * Clean up
+ */
+
+function done (err) {
+  if (err) console.error(err);
+  Console.remove(function () {
+    Game.remove(function () {
+      mongoose.disconnect();
+    })
+  })
+}