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wiki/server/libs/db.js

64 lines
1.2 KiB

'use strict'
/* global ROOTPATH, appconfig, winston */
const modb = require('mongoose')
const fs = require('fs')
const path = require('path')
const _ = require('lodash')
/**
* MongoDB module
*
* @return {Object} MongoDB wrapper instance
*/
module.exports = {
/**
* Initialize DB
*
* @return {Object} DB instance
*/
init () {
let self = this
let dbModelsPath = path.join(SERVERPATH, 'models')
modb.Promise = require('bluebird')
// Event handlers
modb.connection.on('error', err => {
winston.error('Failed to connect to MongoDB instance.')
return err
})
modb.connection.once('open', function () {
winston.log('Connected to MongoDB instance.')
})
// Store connection handle
self.connection = modb.connection
self.ObjectId = modb.Types.ObjectId
// Load DB Models
fs
.readdirSync(dbModelsPath)
.filter(function (file) {
return (file.indexOf('.') !== 0)
})
.forEach(function (file) {
let modelName = _.upperFirst(_.camelCase(_.split(file, '.')[0]))
self[modelName] = require(path.join(dbModelsPath, file))
})
// Connect
self.onReady = modb.connect(appconfig.db)
return self
}
}