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102
node_modules/mongoose/examples/schema/schema.js
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102
node_modules/mongoose/examples/schema/schema.js
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/**
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* Module dependencies.
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*/
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var mongoose = require('../../lib')
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, Schema = mongoose.Schema;
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/**
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* Schema definition
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*/
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// recursive embedded-document schema
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var Comment = new Schema();
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Comment.add({
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title : { type: String, index: true }
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, date : Date
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, body : String
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, comments : [Comment]
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});
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var BlogPost = new Schema({
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title : { type: String, index: true }
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, slug : { type: String, lowercase: true, trim: true }
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, date : Date
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, buf : Buffer
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, comments : [Comment]
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, creator : Schema.ObjectId
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});
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var Person = new Schema({
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name: {
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first: String
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, last : String
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}
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, email: { type: String, required: true, index: { unique: true, sparse: true } }
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, alive: Boolean
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});
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/**
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* Accessing a specific schema type by key
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*/
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BlogPost.path('date')
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.default(function(){
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return new Date()
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})
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.set(function(v){
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return v == 'now' ? new Date() : v;
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});
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/**
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* Pre hook.
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*/
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BlogPost.pre('save', function(next, done){
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emailAuthor(done); // some async function
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next();
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});
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/**
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* Methods
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*/
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BlogPost.methods.findCreator = function (callback) {
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return this.db.model('Person').findById(this.creator, callback);
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}
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BlogPost.statics.findByTitle = function (title, callback) {
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return this.find({ title: title }, callback);
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}
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BlogPost.methods.expressiveQuery = function (creator, date, callback) {
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return this.find('creator', creator).where('date').gte(date).run(callback);
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}
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/**
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* Plugins
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*/
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function slugGenerator (options){
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options = options || {};
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var key = options.key || 'title';
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return function slugGenerator(schema){
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schema.path(key).set(function(v){
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this.slug = v.toLowerCase().replace(/[^a-z0-9]/g, '').replace(/-+/g, '');
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return v;
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});
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};
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};
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BlogPost.plugin(slugGenerator());
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/**
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* Define model.
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*/
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mongoose.model('BlogPost', BlogPost);
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mongoose.model('Person', Person);
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