updated archive module to latest version

services/web/app/coffee/Features/Downloads/ProjectZipStreamManager.coffee

@@ -8,6 +8,8 @@ module.exports = ProjectZipStreamManager =
 	createZipStreamForProject: (project_id, callback = (error, stream) ->) ->
 		archive = archiver("zip")
 		# return stream immediately before we start adding things to it
+		archive.on "error", (err)->
+			logger.err err:err, project_id:project_id, "something went wrong building archive of project"
 		callback(null, archive)
 		@addAllDocsToArchive project_id, archive, (error) =>
 			if error?
@@ -27,7 +29,8 @@ module.exports = ProjectZipStreamManager =
 					path = path.slice(1) if path[0] == "/"
 					jobs.push (callback) ->
 						logger.log project_id: project_id, "Adding doc"
-						archive.append doc.lines.join("\n"), name: path, callback
+						archive.append doc.lines.join("\n"), name: path
+						callback()
 			async.series jobs, callback
 
 	addAllFilesToArchive: (project_id, archive, callback = (error) ->) ->
@@ -42,5 +45,6 @@ module.exports = ProjectZipStreamManager =
 								logger.err err:error, project_id:project_id, file_id:file._id, "something went wrong adding file to zip archive"
 								return callback(err)
 							path = path.slice(1) if path[0] == "/"
-							archive.append stream, name: path, callback
+							archive.append stream, name: path
+							callback()
 			async.series jobs, callback

services/web/package.json

@@ -30,7 +30,7 @@
     "node-uuid": "1.4.1",
     "nodemailer": "0.6.1",
     "bcrypt": "0.7.5",
-    "archiver": "0.5.1",
+    "archiver": "0.9.0",
     "mocha": "1.17.1",
     "redback": "0.4.0",
     "sanitizer": "0.1.1"

services/web/test/UnitTests/coffee/Downloads/ProjectZipStreamManagerTests.coffee

@@ -9,7 +9,8 @@ describe "ProjectZipStreamManager", ->
 	beforeEach ->
 		@project_id = "project-id-123"
 		@callback = sinon.stub()
-		@archive = { }
+		@archive = 
+			on:->
 		@ProjectZipStreamManager = SandboxedModule.require modulePath, requires:
 			"archiver": @archiver = sinon.stub().returns @archive
 			"logger-sharelatex": @logger = {error: sinon.stub(), log: sinon.stub()}
@@ -87,7 +88,7 @@ describe "ProjectZipStreamManager", ->
 				"/chapters/chapter1.tex":
 					lines: ["chapter1", "content"]
 			@ProjectEntityHandler.getAllDocs = sinon.stub().callsArgWith(1, null, @docs)
-			@archive.append = sinon.stub().callsArg(2)
+			@archive.append = sinon.stub()
 			@ProjectZipStreamManager.addAllDocsToArchive @project_id, @archive, (error) =>
 				@callback(error)
 				done()
@@ -114,7 +115,7 @@ describe "ProjectZipStreamManager", ->
 				"file-id-1" : "stream-mock-1"
 				"file-id-2" : "stream-mock-2"
 			@ProjectEntityHandler.getAllFiles = sinon.stub().callsArgWith(1, null, @files)
-			@archive.append = sinon.stub().callsArg(2)
+			@archive.append = sinon.stub()
 			@FileStoreHandler.getFileStream = (project_id, file_id, {}, callback) =>
 				callback null, @streams[file_id]
 			sinon.spy @FileStoreHandler, "getFileStream"