LevelSession = require './LevelSession' Handler = require '../../commons/Handler' log = require 'winston' TIMEOUT = 1000 * 30 # no activity for 30 seconds means it's not active class LevelSessionHandler extends Handler modelClass: LevelSession getByRelationship: (req, res, args...) -> return @getActiveSessions req, res if args.length is 2 and args[1] is 'active' return @getCodeLanguageCounts req, res if args[1] is 'code_language_counts' super(arguments...) formatEntity: (req, document) -> documentObject = super(req, document) if req.user.isAdmin() or req.user.id is document.creator or ('employer' in (req.user.get('permissions') ? [])) return documentObject else return _.omit documentObject, @privateProperties getActiveSessions: (req, res) -> return @sendForbiddenError(res) unless req.user?.isAdmin() start = new Date() start = new Date(start.getTime() - TIMEOUT) query = @modelClass.find({'changed': {$gt: start}}) query.exec (err, documents) => return @sendDatabaseError(res, err) if err documents = (@formatEntity(req, doc) for doc in documents) @sendSuccess(res, documents) hasAccessToDocument: (req, document, method=null) -> return true if req.method is 'GET' and document.get('submitted') return true if ('employer' in (req.user?.get('permissions') ? [])) and (method ? req.method).toLowerCase() is 'get' super(arguments...) getCodeLanguageCounts: (req, res) -> if @codeLanguageCache and (new Date()) - @codeLanguageCountCachedSince > 86400 * 1000 # Dumb cache expiration @codeLanguageCountCache = null @codeLanguageCountCacheSince = null if @codeLanguageCountCache return @sendSuccess res, @codeLanguageCountCache query = LevelSession.aggregate [ #{$match: {codeLanguage: {$exists: true}}} # actually slows it down {$group: {_id: "$codeLanguage", sessions: {$sum: 1}}} {$sort: {sessions: -1}} ] query.exec (err, data) => if err? then return @sendDatabaseError res, err @codeLanguageCountCache = data @codeLanguageCountCachedSince = new Date() @sendSuccess res, data module.exports = new LevelSessionHandler()