overleaf/services/document-updater/app/coffee/RealTimeRedisManager.coffee

28 lines
854 B
CoffeeScript
Raw Normal View History

Settings = require('settings-sharelatex')
rclient = require("redis-sharelatex").createClient(Settings.redis.realtime)
Keys = Settings.redis.realtime.key_schema
logger = require('logger-sharelatex')
module.exports = RealTimeRedisManager =
getPendingUpdatesForDoc : (doc_id, callback)->
multi = rclient.multi()
multi.lrange Keys.pendingUpdates({doc_id}), 0 , -1
multi.del Keys.pendingUpdates({doc_id})
multi.exec (error, replys) ->
return callback(error) if error?
jsonUpdates = replys[0]
updates = []
for jsonUpdate in jsonUpdates
try
update = JSON.parse jsonUpdate
catch e
return callback e
updates.push update
callback error, updates
getUpdatesLength: (doc_id, callback)->
rclient.llen Keys.pendingUpdates({doc_id}), callback
2016-11-28 05:14:42 -05:00
sendData: (data) ->
rclient.publish "applied-ops", JSON.stringify(data)