replace docs collection to DocstoreHandler

services/track-changes/app/coffee/DocArchiveManager.coffee

@@ -1,20 +1,18 @@
 MongoManager = require "./MongoManager"
 MongoAWS = require "./MongoAWS"
 LockManager = require "./LockManager"
+DocstoreHandler = require "./DocstoreHandler"
 logger = require "logger-sharelatex"
 _ = require "underscore"
 async = require "async"
 settings = require("settings-sharelatex")
-request = require("request")
-crypto = require("crypto")
-thirtySeconds = 30 * 1000
 
 module.exports = DocArchiveManager =
 
 	archiveAllDocsChanges: (project_id, callback = (error, docs) ->) ->
 		if settings.filestore?.backend != "s3"
 			return callback(null)
-		MongoManager.getProjectsDocs project_id, (error, docs) ->
+		DocstoreHandler.getAllDocs project_id, (error, docs) ->
 			if error?
 				return callback(error)
 			else if !docs?
@@ -46,7 +44,7 @@ module.exports = DocArchiveManager =
 	unArchiveAllDocsChanges: (project_id, callback = (error, docs) ->) ->
 		if settings.filestore?.backend != "s3"
 			return callback(null)
-		MongoManager.getProjectsDocs project_id, (error, docs) ->
+		DocstoreHandler.getAllDocs project_id, (error, docs) ->
 			if error?
 				return callback(error)
 			else if !docs?
@@ -65,3 +63,6 @@ module.exports = DocArchiveManager =
 					MongoManager.markDocHistoryAsUnarchived doc_id, (error) ->
 						return callback(error) if error?
 						callback()
+
+	getProjectsDocs: (project_id, callback)->
+		db.docs.find project_id: ObjectId(project_id.toString()), {}, callback

services/track-changes/app/coffee/DocstoreHandler.coffee

@@ -0,0 +1,20 @@
+request = require("request").defaults(jar: false)
+logger = require "logger-sharelatex"
+settings = require "settings-sharelatex"
+
+module.exports = DocstoreHandler =
+
+	getAllDocs: (project_id, callback = (error) ->) ->
+		logger.log project_id: project_id, "getting all docs for project in docstore api"
+		url = "#{settings.apis.docstore.url}/project/#{project_id}/doc"
+		request.get {
+			url: url
+			json: true
+		}, (error, res, docs) ->
+			return callback(error) if error?
+			if 200 <= res.statusCode < 300
+				callback(null, docs)
+			else
+				error = new Error("docstore api responded with non-success code: #{res.statusCode}")
+				logger.error err: error, project_id: project_id, "error getting all docs from docstore"
+				callback(error)

services/track-changes/app/coffee/MongoManager.coffee

@@ -131,9 +131,6 @@ module.exports = MongoManager =
 		db.docHistoryStats.ensureIndex { doc_id: 1 }, { background: true }
 		db.docHistoryStats.ensureIndex { updates: -1, doc_id: 1 }, { background: true }
 
-	getProjectsDocs: (project_id, callback)->
-		db.docs.find project_id: ObjectId(project_id.toString()), {}, callback
-
 	getDocChangesCount: (doc_id, callback)->
 		db.docHistory.count { doc_id : doc_id, inS3 : { $exists : false }}, {}, callback
 

services/track-changes/app/coffee/mongojs.coffee

@@ -1,6 +1,6 @@
 Settings = require "settings-sharelatex"
 mongojs = require "mongojs"
-db = mongojs.connect(Settings.mongo.url, ["docHistory", "projectHistoryMetaData", "docHistoryStats", "docs"])
+db = mongojs.connect(Settings.mongo.url, ["docHistory", "projectHistoryMetaData", "docHistoryStats"])
 module.exports =
 	db: db
 	ObjectId: mongojs.ObjectId