codecombat/server/levels/sessions/level_session_handler.coffee

55 lines
2.2 KiB
CoffeeScript

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()