mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-07 20:31:06 -05:00
22 lines
815 B
CoffeeScript
22 lines
815 B
CoffeeScript
|
Settings = require "settings-sharelatex"
|
||
|
|
redis = require('redis')
|
||
|
|
redisConf = Settings.redis?.web or {host: "localhost", port: 6379}
|
||
|
|
rclient = redis.createClient(redisConf.port, redisConf.host)
|
||
|
|
rclient.auth(redisConf.password)
|
||
|
|
|
||
|
|
buildRawUpdatesKey = (doc_id) -> "UncompressedHistoryOps:#{doc_id}"
|
||
|
|
|
||
|
|
module.exports = RedisManager =
|
||
|
|
getOldestRawUpdates: (doc_id, batchSize, callback = (error, rawUpdates) ->) ->
|
||
|
|
key = buildRawUpdatesKey(doc_id)
|
||
|
|
rclient.lrange key, 0, batchSize - 1, (error, jsonUpdates) ->
|
||
|
|
try
|
||
|
|
rawUpdates = ( JSON.parse(update) for update in jsonUpdates or [] )
|
||
|
|
catch e
|
||
|
|
return callback(e)
|
||
|
|
callback null, rawUpdates
|
||
|
|
|
||
|
|
deleteOldestRawUpdates: (doc_id, batchSize, callback = (error, rawUpdates) ->) ->
|
||
|
|
key = buildRawUpdatesKey(doc_id)
|
||
|
|
rclient.ltrim key, batchSize, -1, callback
|