diff options
Diffstat (limited to 'common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/population/population-across-three-collections.js')
-rw-r--r-- | common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/population/population-across-three-collections.js | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/population/population-across-three-collections.js b/common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/population/population-across-three-collections.js deleted file mode 100644 index fe6de72..0000000 --- a/common/src/main/webapp/usageguide/appserver/node_modules/mongoose/examples/population/population-across-three-collections.js +++ /dev/null @@ -1,134 +0,0 @@ - -var assert = require('assert'); -var mongoose = require('../../lib'); -var Schema = mongoose.Schema; -var ObjectId = mongoose.Types.ObjectId; - -/** - * Connect to the db - */ - -var dbname = 'testing_populateAdInfinitum_' + require('../../lib/utils').random(); -mongoose.connect('localhost', dbname); -mongoose.connection.on('error', function() { - console.error('connection error', arguments); -}); - -/** - * Schemas - */ - -var user = new Schema({ - name: String, - friends: [{ - type: Schema.ObjectId, - ref: 'User' - }] -}); -var User = mongoose.model('User', user); - -var blogpost = Schema({ - title: String, - tags: [String], - author: { - type: Schema.ObjectId, - ref: 'User' - } -}); -var BlogPost = mongoose.model('BlogPost', blogpost); - -/** - * example - */ - -mongoose.connection.on('open', function() { - /** - * Generate data - */ - - var userIds = [new ObjectId, new ObjectId, new ObjectId, new ObjectId]; - var users = []; - - users.push({ - _id: userIds[0], - name: 'mary', - friends: [userIds[1], userIds[2], userIds[3]] - }); - users.push({ - _id: userIds[1], - name: 'bob', - friends: [userIds[0], userIds[2], userIds[3]] - }); - users.push({ - _id: userIds[2], - name: 'joe', - friends: [userIds[0], userIds[1], userIds[3]] - }); - users.push({ - _id: userIds[3], - name: 'sally', - friends: [userIds[0], userIds[1], userIds[2]] - }); - - User.create(users, function(err) { - assert.ifError(err); - - var blogposts = []; - blogposts.push({ - title: 'blog 1', - tags: ['fun', 'cool'], - author: userIds[3] - }); - blogposts.push({ - title: 'blog 2', - tags: ['cool'], - author: userIds[1] - }); - blogposts.push({ - title: 'blog 3', - tags: ['fun', 'odd'], - author: userIds[2] - }); - - BlogPost.create(blogposts, function(err) { - assert.ifError(err); - - /** - * Population - */ - - BlogPost - .find({tags: 'fun'}) - .lean() - .populate('author') - .exec(function(err, docs) { - assert.ifError(err); - - /** - * Populate the populated documents - */ - - var opts = { - path: 'author.friends', - select: 'name', - options: {limit: 2} - }; - - BlogPost.populate(docs, opts, function(err, docs) { - assert.ifError(err); - console.log('populated'); - var s = require('util').inspect(docs, {depth: null, colors: true}); - console.log(s); - done(); - }); - }); - }); - }); -}); - -function done(err) { - if (err) console.error(err.stack); - mongoose.connection.db.dropDatabase(function() { - mongoose.connection.close(); - }); -} |