Merge branch 'fschecks'

services/web/app/coffee/Features/FileStore/FileStoreHandler.coffee

@@ -6,24 +6,32 @@ settings = require("settings-sharelatex")
 oneMinInMs = 60 * 1000
 fiveMinsInMs = oneMinInMs * 5
 
-module.exports =
+module.exports = FileStoreHandler =
 
 	uploadFileFromDisk: (project_id, file_id, fsPath, callback)->
-		logger.log project_id:project_id, file_id:file_id, fsPath:fsPath, "uploading file from disk"
-		readStream = fs.createReadStream(fsPath)
-		opts =
-			method: "post"
-			uri: @_buildUrl(project_id, file_id)
-			timeout:fiveMinsInMs
-		writeStream = request(opts)
-		readStream.pipe writeStream
-		writeStream.on "end", callback
-		readStream.on "error", (err)->
-			logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "something went wrong on the read stream of uploadFileFromDisk"
-			callback err
-		writeStream.on "error", (err)->
-			logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "something went wrong on the write stream of uploadFileFromDisk"
-			callback err
+		fs.lstat fsPath, (err, stat)->
+			if err?
+				logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "error stating file"
+				callback(err)
+			if !stat.isFile()
+				logger.log project_id:project_id, file_id:file_id, fsPath:fsPath, "tried to upload symlink, not contining"
+				return callback(new Error("can not upload symlink"))
+
+			logger.log project_id:project_id, file_id:file_id, fsPath:fsPath, "uploading file from disk"
+			readStream = fs.createReadStream(fsPath)
+			opts =
+				method: "post"
+				uri: FileStoreHandler._buildUrl(project_id, file_id)
+				timeout:fiveMinsInMs
+			writeStream = request(opts)
+			readStream.pipe writeStream
+			writeStream.on "end", callback
+			readStream.on "error", (err)->
+				logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "something went wrong on the read stream of uploadFileFromDisk"
+				callback err
+			writeStream.on "error", (err)->
+				logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "something went wrong on the write stream of uploadFileFromDisk"
+				callback err
 
 	getFileStream: (project_id, file_id, query, callback)->
 		logger.log project_id:project_id, file_id:file_id, query:query, "getting file stream from file store"

services/web/app/coffee/Features/Uploads/ArchiveManager.coffee

@@ -3,21 +3,21 @@ logger  = require "logger-sharelatex"
 metrics = require "../../infrastructure/Metrics"
 fs      = require "fs"
 Path    = require "path"
+_ = require("underscore")
+
+ONE_MEG = 1024 * 1024
 
 module.exports = ArchiveManager =
-	extractZipArchive: (source, destination, _callback = (err) ->) ->
-		callback = (args...) ->
-			_callback(args...)
-			_callback = () ->
 
-		timer = new metrics.Timer("unzipDirectory")
-		logger.log source: source, destination: destination, "unzipping file"
 
-		unzip = child.spawn("unzip", [source, "-d", destination])
+	_isZipTooLarge: (source, callback = (err, isTooLarge)->)->
+		callback = _.once callback
 
-		# don't remove this line, some zips need
-		# us to listen on this for some unknow reason
+		unzip = child.spawn("unzip", ["-l", source])
+
+		output = ""
 		unzip.stdout.on "data", (d)->
+			output += d
 
 		error = null
 		unzip.stderr.on "data", (chunk) ->
@@ -31,11 +31,68 @@ module.exports = ArchiveManager =
 			callback(err)
 
 		unzip.on "exit", () ->
-			timer.done()
 			if error?
 				error = new Error(error)
-				logger.error err:error, source: source, destination: destination, "error unzipping file"
-			callback(error)
+				logger.error err:error, source: source, destination: destination, "error checking zip size"
+
+			lines = output.split("\n")
+			lastLine = lines[lines.length - 2]?.trim()
+			totalSizeInBytes = lastLine?.split(" ")?[0]
+
+			totalSizeInBytes = parseInt(totalSizeInBytes)
+
+			if !totalSizeInBytes? or isNaN(totalSizeInBytes)
+				logger.err source:source, "error getting bytes of zip"
+				return callback(new Error("something went wrong"))
+
+			isTooLarge = totalSizeInBytes > (ONE_MEG * 300)
+
+			callback(error, isTooLarge)
+
+
+
+
+					
+	extractZipArchive: (source, destination, _callback = (err) ->) ->
+		callback = (args...) ->
+			_callback(args...)
+			_callback = () ->
+
+		ArchiveManager._isZipTooLarge source, (err, isTooLarge)->
+			if err?
+				logger.err err:err, "error checking size of zip file"
+				return callback(err)
+
+			if isTooLarge
+				return callback(new Error("zip_too_large"))		
+
+
+			timer = new metrics.Timer("unzipDirectory")
+			logger.log source: source, destination: destination, "unzipping file"
+
+			unzip = child.spawn("unzip", [source, "-d", destination])
+
+			# don't remove this line, some zips need
+			# us to listen on this for some unknow reason
+			unzip.stdout.on "data", (d)->
+
+			error = null
+			unzip.stderr.on "data", (chunk) ->
+				error ||= ""
+				error += chunk
+
+			unzip.on "error", (err) ->
+				logger.error {err, source, destination}, "unzip failed"
+				if err.code == "ENOENT"
+					logger.error "unzip command not found. Please check the unzip command is installed"
+				callback(err)
+
+			unzip.on "exit", () ->
+				timer.done()
+				if error?
+					error = new Error(error)
+					logger.error err:error, source: source, destination: destination, "error unzipping file"
+				callback(error)
 	
 	findTopLevelDirectory: (directory, callback = (error, topLevelDir) ->) ->
 		fs.readdir directory, (error, files) ->

services/web/app/coffee/Features/Uploads/FileSystemImportManager.coffee

@@ -4,76 +4,108 @@ _     = require "underscore"
 FileTypeManager  = require "./FileTypeManager"
 EditorController = require "../Editor/EditorController"
 ProjectLocator   = require "../Project/ProjectLocator"
+logger = require("logger-sharelatex")
 
 module.exports = FileSystemImportManager =
 	addDoc: (user_id, project_id, folder_id, name, path, replace, callback = (error, doc)-> )->
-		fs.readFile path, "utf8", (error, content = "") ->
-			return callback(error) if error?
-			content = content.replace(/\r/g, "")
-			lines = content.split("\n")
-			if replace
+		FileSystemImportManager._isSafeOnFileSystem path, (err, isSafe)->
+			if !isSafe
+				logger.log user_id:user_id, project_id:project_id, folder_id:folder_id, name:name, path:path, "add doc is from symlink, stopping process"
+				return callback("path is symlink")
+			fs.readFile path, "utf8", (error, content = "") ->
+				return callback(error) if error?
+				content = content.replace(/\r/g, "")
+				lines = content.split("\n")
+				if replace
+					ProjectLocator.findElement project_id: project_id, element_id: folder_id, type: "folder", (error, folder) ->
+						return callback(error) if error?
+						return callback(new Error("Couldn't find folder")) if !folder?
+						existingDoc = null
+						for doc in folder.docs
+							if doc.name == name
+								existingDoc = doc
+								break
+						if existingDoc?
+							EditorController.setDoc project_id, existingDoc._id, user_id, lines, "upload", callback
+						else
+							EditorController.addDocWithoutLock project_id, folder_id, name, lines, "upload", callback
+				else
+					EditorController.addDocWithoutLock project_id, folder_id, name, lines, "upload", callback
+
+	addFile: (user_id, project_id, folder_id, name, path, replace, callback = (error, file)-> )->
+		FileSystemImportManager._isSafeOnFileSystem path, (err, isSafe)->
+			if !isSafe
+				logger.log user_id:user_id, project_id:project_id, folder_id:folder_id, name:name, path:path, "add file is from symlink, stopping insert"
+				return callback("path is symlink")
+
+			if !replace
+				EditorController.addFileWithoutLock project_id, folder_id, name, path, "upload", callback
+			else
 				ProjectLocator.findElement project_id: project_id, element_id: folder_id, type: "folder", (error, folder) ->
 					return callback(error) if error?
 					return callback(new Error("Couldn't find folder")) if !folder?
-					existingDoc = null
-					for doc in folder.docs
-						if doc.name == name
-							existingDoc = doc
+					existingFile = null
+					for fileRef in folder.fileRefs
+						if fileRef.name == name
+							existingFile = fileRef
 							break
-					if existingDoc?
-						EditorController.setDoc project_id, existingDoc._id, user_id, lines, "upload", callback
+					if existingFile?
+						EditorController.replaceFile project_id, existingFile._id, path, "upload", callback
 					else
-						EditorController.addDocWithoutLock project_id, folder_id, name, lines, "upload", callback
-			else
-				EditorController.addDocWithoutLock project_id, folder_id, name, lines, "upload", callback
-
-	addFile: (user_id, project_id, folder_id, name, path, replace, callback = (error, file)-> )->
-		if replace
-			ProjectLocator.findElement project_id: project_id, element_id: folder_id, type: "folder", (error, folder) ->
-				return callback(error) if error?
-				return callback(new Error("Couldn't find folder")) if !folder?
-				existingFile = null
-				for fileRef in folder.fileRefs
-					if fileRef.name == name
-						existingFile = fileRef
-						break
-				if existingFile?
-					EditorController.replaceFile project_id, existingFile._id, path, "upload", callback
-				else
-					EditorController.addFileWithoutLock project_id, folder_id, name, path, "upload", callback
-		else
-			EditorController.addFileWithoutLock project_id, folder_id, name, path, "upload", callback
+						EditorController.addFileWithoutLock project_id, folder_id, name, path, "upload", callback
 
 	addFolder: (user_id, project_id, folder_id, name, path, replace, callback = (error)-> ) ->
-		EditorController.addFolderWithoutLock project_id, folder_id, name, "upload", (error, new_folder) =>
-			return callback(error) if error?
-			@addFolderContents user_id, project_id, new_folder._id, path, replace, (error) ->
+		FileSystemImportManager._isSafeOnFileSystem path, (err, isSafe)->
+			if !isSafe
+				logger.log user_id:user_id, project_id:project_id, folder_id:folder_id, path:path, "add folder is from symlink, stopping insert"
+				return callback("path is symlink")
+			EditorController.addFolderWithoutLock project_id, folder_id, name, "upload", (error, new_folder) =>
 				return callback(error) if error?
-				callback null, new_folder
+				FileSystemImportManager.addFolderContents user_id, project_id, new_folder._id, path, replace, (error) ->
+					return callback(error) if error?
+					callback null, new_folder
 
 	addFolderContents: (user_id, project_id, parent_folder_id, folderPath, replace, callback = (error)-> ) ->
-		fs.readdir folderPath, (error, entries = []) =>
-			return callback(error) if error?
-			jobs = _.map entries, (entry) =>
-				(callback) =>
-					FileTypeManager.shouldIgnore entry, (error, ignore) =>
-						return callback(error) if error?
-						if !ignore
-							@addEntity user_id, project_id, parent_folder_id, entry, "#{folderPath}/#{entry}", replace, callback
-						else
-							callback()
-			async.parallelLimit jobs, 5, callback
+		FileSystemImportManager._isSafeOnFileSystem folderPath, (err, isSafe)->
+			if !isSafe
+				logger.log user_id:user_id, project_id:project_id, parent_folder_id:parent_folder_id, folderPath:folderPath, "add folder contents is from symlink, stopping insert"
+				return callback("path is symlink")
+			fs.readdir folderPath, (error, entries = []) =>
+				return callback(error) if error?
+				jobs = _.map entries, (entry) =>
+					(callback) =>
+						FileTypeManager.shouldIgnore entry, (error, ignore) =>
+							return callback(error) if error?
+							if !ignore
+								FileSystemImportManager.addEntity user_id, project_id, parent_folder_id, entry, "#{folderPath}/#{entry}", replace, callback
+							else
+								callback()
+				async.parallelLimit jobs, 5, callback
 
 	addEntity: (user_id, project_id, folder_id, name, path, replace, callback = (error, entity)-> ) ->
-		FileTypeManager.isDirectory path, (error, isDirectory) =>
-			return callback(error) if error?
-			if isDirectory
-				@addFolder user_id, project_id, folder_id, name, path, replace, callback
-			else
-				FileTypeManager.isBinary name, path, (error, isBinary) =>
-					return callback(error) if error?
-					if isBinary
-						@addFile user_id, project_id, folder_id, name, path, replace, callback
-					else
-						@addDoc user_id, project_id, folder_id, name, path, replace, callback
+		FileSystemImportManager._isSafeOnFileSystem path, (err, isSafe)->
+			if !isSafe
+				logger.log user_id:user_id, project_id:project_id, folder_id:folder_id, path:path, "add entry is from symlink, stopping insert"
+				return callback("path is symlink")
+
+			FileTypeManager.isDirectory path, (error, isDirectory) =>
+				return callback(error) if error?
+				if isDirectory
+					FileSystemImportManager.addFolder user_id, project_id, folder_id, name, path, replace, callback
+				else
+					FileTypeManager.isBinary name, path, (error, isBinary) =>
+						return callback(error) if error?
+						if isBinary
+							FileSystemImportManager.addFile user_id, project_id, folder_id, name, path, replace, callback
+						else
+							FileSystemImportManager.addDoc user_id, project_id, folder_id, name, path, replace, callback
+
+
+	_isSafeOnFileSystem: (path, callback = (err, isSafe)->)->
+		fs.lstat path, (err, stat)->
+			if err?
+				logger.err err:err, "error with path symlink check"
+				return callback(err)
+			isSafe = stat.isFile() or stat.isDirectory()
+			callback(err, isSafe)
 

services/web/test/UnitTests/coffee/FileStore/FileStoreHandlerTests.coffee

@@ -10,6 +10,10 @@ describe "FileStoreHandler", ->
 	beforeEach ->
 		@fs =
 			createReadStream : sinon.stub()
+			lstat: sinon.stub().callsArgWith(1, null, {
+				isFile:=> @isSafeOnFileSystem
+				isDirectory:-> return false
+			})
 		@writeStream =
 			my:"writeStream"
 			on: (type, cb)-> 
@@ -31,6 +35,7 @@ describe "FileStoreHandler", ->
 	describe "uploadFileFromDisk", ->
 		beforeEach ->
 			@request.returns(@writeStream)
+			@isSafeOnFileSystem = true
 
 		it "should create read stream", (done)->
 			@fs.createReadStream.returns 
@@ -74,6 +79,13 @@ describe "FileStoreHandler", ->
 				@handler._buildUrl.calledWith(@project_id, @file_id).should.equal true
 				done()
 
+		describe "symlink", ->
+			it "should not read file if it is symlink", (done)->
+				@isSafeOnFileSystem = false
+				@handler.uploadFileFromDisk @project_id, @file_id, @fsPath, =>
+					@fs.createReadStream.called.should.equal false
+					done()
+
 	describe "deleteFile", ->
 
 		it "should send a delete request to filestore api", (done)->

services/web/test/UnitTests/coffee/Uploads/ArchiveManagerTests.coffee

@@ -1,4 +1,5 @@
 sinon = require('sinon')
+expect = require("chai").expect
 chai = require('chai')
 should = chai.should()
 modulePath = "../../../../app/js/Features/Uploads/ArchiveManager.js"
@@ -9,12 +10,16 @@ describe "ArchiveManager", ->
 	beforeEach ->
 		@logger =
 			error: sinon.stub()
+			err:->
 			log: sinon.stub()
 		@process = new events.EventEmitter
 		@process.stdout = new events.EventEmitter
 		@process.stderr = new events.EventEmitter
+
 		@child =
 			spawn: sinon.stub().returns(@process)
+
+
 		@metrics =
 			Timer: class Timer
 				done: sinon.stub()
@@ -29,6 +34,7 @@ describe "ArchiveManager", ->
 			@source = "/path/to/zip/source.zip"
 			@destination = "/path/to/zip/destination"
 			@callback = sinon.stub()
+			@ArchiveManager._isZipTooLarge = sinon.stub().callsArgWith(1, null, false)
 
 		describe "successfully", ->
 			beforeEach (done) ->
@@ -58,6 +64,19 @@ describe "ArchiveManager", ->
 			it "should log out the error", ->
 				@logger.error.called.should.equal true
 
+		describe "with a zip that is too large", ->
+			beforeEach (done) ->
+				@ArchiveManager._isZipTooLarge = sinon.stub().callsArgWith(1, null, true)
+				@ArchiveManager.extractZipArchive @source, @destination, (error) =>
+					@callback(error)
+					done()
+
+			it "should return the callback with an error", ->
+				@callback.calledWithExactly(new Error("zip_too_large")).should.equal true
+
+			it "should not call spawn", ->
+				@child.spawn.called.should.equal false
+
 		describe "with an error on the process", ->
 			beforeEach (done) ->
 				@ArchiveManager.extractZipArchive @source, @destination, (error) =>
@@ -71,6 +90,45 @@ describe "ArchiveManager", ->
 			it "should log out the error", ->
 				@logger.error.called.should.equal true
 	
+	describe "_isZipTooLarge", ->
+		beforeEach ->
+			@output = (totalSize)->"  Length     Date   Time    Name \n--------    ----   ----    ---- \n241  03-12-16 12:20   main.tex \n108801  03-12-16 12:20   ddd/x1J5kHh.jpg \n--------                   ------- \n#{totalSize}                   2 files\n"
+
+		it "should return false with small output", (done)->
+			@ArchiveManager._isZipTooLarge @source, (error, isTooLarge) =>
+				isTooLarge.should.equal false
+				done()
+			@process.stdout.emit "data", @output("109042")
+			@process.emit "exit"
+
+		it "should return true with large bytes", (done)->
+			@ArchiveManager._isZipTooLarge @source, (error, isTooLarge) =>
+				isTooLarge.should.equal true
+				done()
+			@process.stdout.emit "data", @output("1090000000000000042")
+			@process.emit "exit"
+
+		it "should return error on no data", (done)->
+			@ArchiveManager._isZipTooLarge @source, (error, isTooLarge) =>
+				expect(error).to.exist
+				done()
+			@process.stdout.emit "data", ""
+			@process.emit "exit"
+
+		it "should return error if it didn't get a number", (done)->
+			@ArchiveManager._isZipTooLarge @source, (error, isTooLarge) =>
+				expect(error).to.exist
+				done()
+			@process.stdout.emit "data", @output("total_size_string")
+			@process.emit "exit"
+
+		it "should return error if the is only a bit of data", (done)->
+			@ArchiveManager._isZipTooLarge @source, (error, isTooLarge) =>
+				expect(error).to.exist
+				done()
+			@process.stdout.emit "data", "  Length     Date   Time    Name \n--------"
+			@process.emit "exit"
+
 	describe "findTopLevelDirectory", ->
 		beforeEach ->
 			@fs.readdir = sinon.stub()

services/web/test/UnitTests/coffee/Uploads/FileSystemImportManagerTests.coffee

@@ -18,12 +18,29 @@ describe "FileSystemImportManager", ->
 			"../Editor/EditorController": @EditorController = {}
 			"./FileTypeManager": @FileTypeManager = {}
 			"../Project/ProjectLocator": @ProjectLocator = {}
+			"logger-sharelatex":
+				log:->
+				err:->
 	
 	describe "addDoc", ->
 		beforeEach ->
 			@docContent = "one\ntwo\nthree"
 			@docLines = @docContent.split("\n")
 			@fs.readFile = sinon.stub().callsArgWith(2, null, @docContent)
+			@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
+
+
+		describe "when path is symlink", ->
+			beforeEach ->
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, false)
+				@EditorController.addDocWithoutLock = sinon.stub()
+				@FileSystemImportManager.addDoc @user_id, @project_id, @folder_id, @name, @path_on_disk, false, @callback
+
+			it "should not read the file from disk", ->
+				@fs.readFile.called.should.equal false
+
+			it "should not insert the doc", ->
+				@EditorController.addDocWithoutLock.called.should.equal false
 
 		describe "with replace set to false", ->
 			beforeEach ->
@@ -98,12 +115,24 @@ describe "FileSystemImportManager", ->
 	describe "addFile with replace set to false", ->
 		beforeEach ->
 			@EditorController.addFileWithoutLock = sinon.stub().callsArg(5)
+			@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
 			@FileSystemImportManager.addFile @user_id, @project_id, @folder_id, @name, @path_on_disk, false, @callback
 
 		it "should add the file", ->
 			@EditorController.addFileWithoutLock.calledWith(@project_id, @folder_id, @name, @path_on_disk, "upload")
 				.should.equal true
 
+	describe "addFile with symlink", ->
+		beforeEach ->
+			@EditorController.addFileWithoutLock = sinon.stub()
+			@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, false)
+			@EditorController.replaceFile = sinon.stub()
+			@FileSystemImportManager.addFile @user_id, @project_id, @folder_id, @name, @path_on_disk, false, @callback
+
+		it "should node add the file", ->
+			@EditorController.addFileWithoutLock.called.should.equal false
+			@EditorController.replaceFile.called.should.equal false
+
 	describe "addFile with replace set to true", ->
 		describe "when the file doesn't exist", ->
 			beforeEach ->
@@ -113,6 +142,7 @@ describe "FileSystemImportManager", ->
 						name: "not-the-right-file.tex"
 					}]
 				}
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
 				@ProjectLocator.findElement = sinon.stub().callsArgWith(1, null, @folder)
 				@EditorController.addFileWithoutLock = sinon.stub().callsArg(5)
 				@FileSystemImportManager.addFile @user_id, @project_id, @folder_id, @name, @path_on_disk, true, @callback
@@ -137,6 +167,7 @@ describe "FileSystemImportManager", ->
 						name: "not-the-right-file.tex"
 					}]
 				}
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
 				@ProjectLocator.findElement = sinon.stub().callsArgWith(1, null, @folder)
 				@EditorController.replaceFile = sinon.stub().callsArg(4)
 				@FileSystemImportManager.addFile @user_id, @project_id, @folder_id, @name, @path_on_disk, true, @callback
@@ -151,20 +182,34 @@ describe "FileSystemImportManager", ->
 					.should.equal true
 
 	describe "addFolder", ->
+
 		beforeEach ->
 			@new_folder_id = "new-folder-id"
 			@EditorController.addFolderWithoutLock  = sinon.stub().callsArgWith(4, null, _id: @new_folder_id)
 			@FileSystemImportManager.addFolderContents = sinon.stub().callsArg(5)
-			@FileSystemImportManager.addFolder @user_id, @project_id, @folder_id, @name, @path_on_disk, @replace, @callback
 
-		it "should add a folder to the project", ->
-			@EditorController.addFolderWithoutLock.calledWith(@project_id, @folder_id, @name, "upload")
-				.should.equal true
+		describe "successfully", ->
+			beforeEach ->
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
+				@FileSystemImportManager.addFolder @user_id, @project_id, @folder_id, @name, @path_on_disk, @replace, @callback
 
-		it "should add the folders contents", ->
-			@FileSystemImportManager.addFolderContents.calledWith(@user_id, @project_id, @new_folder_id, @path_on_disk, @replace)
-				.should.equal true
+			it "should add a folder to the project", ->
+				@EditorController.addFolderWithoutLock.calledWith(@project_id, @folder_id, @name, "upload")
+					.should.equal true
 
+			it "should add the folders contents", ->
+				@FileSystemImportManager.addFolderContents.calledWith(@user_id, @project_id, @new_folder_id, @path_on_disk, @replace)
+					.should.equal true
+
+		describe "with symlink", ->
+			beforeEach ->
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, false)
+				@FileSystemImportManager.addFolder @user_id, @project_id, @folder_id, @name, @path_on_disk, @replace, @callback
+
+			it "should not add a folder to the project", ->
+				@EditorController.addFolderWithoutLock.called.should.equal false
+				@FileSystemImportManager.addFolderContents.called.should.equal false
+				
 	describe "addFolderContents", ->
 		beforeEach ->
 			@folderEntries = ["path1", "path2", "path3"]
@@ -173,6 +218,7 @@ describe "FileSystemImportManager", ->
 			@FileSystemImportManager.addEntity = sinon.stub().callsArg(6)
 			@FileTypeManager.shouldIgnore = (path, callback) =>
 				callback null, @ignoredEntries.indexOf(require("path").basename(path)) != -1
+			@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
 			@FileSystemImportManager.addFolderContents @user_id, @project_id, @folder_id, @path_on_disk, @replace, @callback
 
 		it "should call addEntity for each file in the folder which is not ignored", ->
@@ -193,6 +239,7 @@ describe "FileSystemImportManager", ->
 			beforeEach ->
 				@FileTypeManager.isDirectory = sinon.stub().callsArgWith(1, null, true)
 				@FileSystemImportManager.addFolder = sinon.stub().callsArg(6)
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
 				@FileSystemImportManager.addEntity @user_id, @project_id, @folder_id, @name, @path_on_disk, @replace, @callback
 
 			it "should call addFolder", ->
@@ -203,6 +250,7 @@ describe "FileSystemImportManager", ->
 			beforeEach ->
 				@FileTypeManager.isDirectory = sinon.stub().callsArgWith(1, null, false)
 				@FileTypeManager.isBinary = sinon.stub().callsArgWith(2, null, true)
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
 				@FileSystemImportManager.addFile = sinon.stub().callsArg(6)
 				@FileSystemImportManager.addEntity @user_id, @project_id, @folder_id, @name, @path_on_disk, @replace, @callback
 
@@ -215,6 +263,7 @@ describe "FileSystemImportManager", ->
 				@FileTypeManager.isDirectory = sinon.stub().callsArgWith(1, null, false)
 				@FileTypeManager.isBinary = sinon.stub().callsArgWith(2, null, false)
 				@FileSystemImportManager.addDoc = sinon.stub().callsArg(6)
+				@FileSystemImportManager._isSafeOnFileSystem = sinon.stub().callsArgWith(1, null, true)
 				@FileSystemImportManager.addEntity @user_id, @project_id, @folder_id, @name, @path_on_disk, @replace, @callback
 
 			it "should call addFile", ->