Added Box support (#352)

Co-authored-by: Tobias Hagemann <tobias.hagemann@skymatic.de>

Cryptomator.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -14,26 +14,26 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/leif-ibsen/ASN1",
       "state" : {
-        "revision" : "8a5cb6ce9b4a009a5b8d82465caf1aafb720096e",
-        "version" : "2.5.0"
+        "revision" : "4b4e82513e3b4d51a7573972fd7123222dd3a3bd",
+        "version" : "2.6.0"
       }
     },
     {
       "identity" : "asn1swift",
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/tikhop/ASN1Swift",
       "state" : {
-        "revision" : "177417b6bf89431a0750ee640012b6aed8961c6a",
-        "version" : "1.2.5"
+        "revision" : "403cd95194e6a962e16db7c0d373d89fce83e0f7",
+        "version" : "1.2.7"
       }
     },
     {
       "identity" : "aws-sdk-ios-spm",
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/aws-amplify/aws-sdk-ios-spm.git",
       "state" : {
-        "revision" : "cfcf97f6994b6ffd9a3244dc638458f5822aba56",
-        "version" : "2.34.0"
+        "revision" : "8ff8bebfe24271f7b16c5abaeb78daf82bee3a80",
+        "version" : "2.34.2"
       }
     },
     {
@@ -50,17 +50,26 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/leif-ibsen/BigInt",
       "state" : {
-        "revision" : "ba54c8b51392627d4cc9b05a672cce558be56e04",
-        "version" : "1.17.0"
+        "revision" : "bf55e4ce076a5e2dde0db13d9b03d820cfad420d",
+        "version" : "1.19.0"
+      }
+    },
+    {
+      "identity" : "box-swift-sdk-gen",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/box/box-swift-sdk-gen.git",
+      "state" : {
+        "revision" : "7b2e3963a4f9d7c608ba9176fa3c32d260599906",
+        "version" : "0.3.1"
       }
     },
     {
       "identity" : "cloud-access-swift",
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/cryptomator/cloud-access-swift.git",
       "state" : {
-        "revision" : "cd7a18abcaf09349f066363c7524b738f4f4ad79",
-        "version" : "1.10.1"
+        "revision" : "6ee5a3374c1530c0808b7855e567cac2b7618952",
+        "version" : "1.11.0"
       }
     },
     {
@@ -86,8 +95,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/leif-ibsen/Digest",
       "state" : {
-        "revision" : "1202dcb976e481e7c228492c5a8d5159cfa4ea97",
-        "version" : "1.4.0"
+        "revision" : "05f079878ec5fb05c7d9c94f35dbc4f5ec054d54",
+        "version" : "1.6.0"
       }
     },
     {
@@ -149,8 +158,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/AzureAD/microsoft-authentication-library-for-objc.git",
       "state" : {
-        "revision" : "9d15d7980a52945dd17ea529bcf4c92f2c0d9a12",
-        "version" : "1.3.1"
+        "revision" : "d2f81ded070ac6452b2a6acb5bc45eb566427fe7",
+        "version" : "1.3.3"
       }
     },
     {
@@ -203,8 +212,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-log",
       "state" : {
-        "revision" : "e97a6fcb1ab07462881ac165fdbb37f067e205d5",
-        "version" : "1.5.4"
+        "revision" : "9cb486020ebf03bfa5b5df985387a14a98744537",
+        "version" : "1.6.1"
       }
     },
     {
@@ -239,8 +248,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/xctest-dynamic-overlay",
       "state" : {
-        "revision" : "b13b1d1a8e787a5ffc71ac19dcaf52183ab27ba2",
-        "version" : "1.1.1"
+        "revision" : "96beb108a57f24c8476ae1f309239270772b2940",
+        "version" : "1.2.5"
       }
     }
   ],

Cryptomator/AddVault/CreateNewVault/CreateNewVaultCoordinator.swift

@@ -24,7 +24,7 @@ class CreateNewVaultCoordinator: AccountListing, CloudChoosing, DefaultShowEditA
 	}
 
 	func start() {
-		let viewModel = ChooseCloudViewModel(clouds: [.localFileSystem(type: .iCloudDrive), .dropbox, .googleDrive, .oneDrive, .pCloud, .webDAV(type: .custom), .s3(type: .custom), .localFileSystem(type: .custom)], headerTitle: LocalizedString.getValue("addVault.createNewVault.chooseCloud.header"))
+		let viewModel = ChooseCloudViewModel(clouds: [.localFileSystem(type: .iCloudDrive), .dropbox, .googleDrive, .oneDrive, .pCloud, .box, .webDAV(type: .custom), .s3(type: .custom), .localFileSystem(type: .custom)], headerTitle: LocalizedString.getValue("addVault.createNewVault.chooseCloud.header"))
 		let chooseCloudVC = ChooseCloudViewController(viewModel: viewModel)
 		chooseCloudVC.title = LocalizedString.getValue("addVault.createNewVault.title")
 		chooseCloudVC.coordinator = self

Cryptomator/AddVault/OpenExistingVault/OpenExistingVaultCoordinator.swift

@@ -25,7 +25,7 @@ class OpenExistingVaultCoordinator: AccountListing, CloudChoosing, DefaultShowEd
 	}
 
 	func start() {
-		let viewModel = ChooseCloudViewModel(clouds: [.localFileSystem(type: .iCloudDrive), .dropbox, .googleDrive, .oneDrive, .pCloud, .webDAV(type: .custom), .s3(type: .custom), .localFileSystem(type: .custom)], headerTitle: LocalizedString.getValue("addVault.openExistingVault.chooseCloud.header"))
+		let viewModel = ChooseCloudViewModel(clouds: [.localFileSystem(type: .iCloudDrive), .dropbox, .googleDrive, .oneDrive, .pCloud, .box, .webDAV(type: .custom), .s3(type: .custom), .localFileSystem(type: .custom)], headerTitle: LocalizedString.getValue("addVault.openExistingVault.chooseCloud.header"))
 		let chooseCloudVC = ChooseCloudViewController(viewModel: viewModel)
 		chooseCloudVC.title = LocalizedString.getValue("addVault.openExistingVault.title")
 		chooseCloudVC.coordinator = self

Cryptomator/AppDelegate.swift

@@ -49,6 +49,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 			DDLogError("Setting up OneDrive failed with error: \(error)")
 		}
 		PCloudSetup.constants = PCloudSetup(appKey: CloudAccessSecrets.pCloudAppKey, sharedContainerIdentifier: nil)
+		BoxSetup.constants = BoxSetup(clientId: CloudAccessSecrets.boxClientId, clientSecret: CloudAccessSecrets.boxClientSecret, sharedContainerIdentifier: nil)
 
 		// Set up payment queue
 		SKPaymentQueue.default().add(StoreObserver.shared)

Cryptomator/Common/CloudAccountList/AccountListViewController.swift

@@ -6,13 +6,15 @@
 //  Copyright © 2021 Skymatic GmbH. All rights reserved.
 //
 
+import AuthenticationServices
+import CocoaLumberjackSwift
 import CryptomatorCommon
 import CryptomatorCommonCore
 import Foundation
 import Promises
 import UIKit
 
-class AccountListViewController: ListViewController<AccountCellContent> {
+class AccountListViewController: ListViewController<AccountCellContent>, ASWebAuthenticationPresentationContextProviding {
 	weak var coordinator: (Coordinator & AccountListing)?
 	private let viewModel: AccountListViewModelProtocol
 
@@ -103,6 +105,16 @@ class AccountListViewController: ListViewController<AccountCellContent> {
 		}
 	}
 
+	// MARK: - ASWebAuthenticationPresentationContextProviding
+
+	func presentationAnchor(for session: ASWebAuthenticationSession) -> ASPresentationAnchor {
+		guard let window = UIApplication.shared.windows.first else {
+			DDLogInfo("No window could be found as presentation anchor.")
+			return ASPresentationAnchor()
+		}
+		return window
+	}
+
 	// MARK: - Internal
 
 	private func handleLogout(_ sender: AccountCellButton) {
@@ -130,7 +142,7 @@ class AccountListViewController: ListViewController<AccountCellContent> {
 
 	private func supportsEditing(_ cloudProviderType: CloudProviderType) -> Bool {
 		switch cloudProviderType {
-		case .dropbox, .googleDrive, .localFileSystem, .oneDrive, .pCloud:
+		case .box, .dropbox, .googleDrive, .localFileSystem, .oneDrive, .pCloud:
 			return false
 		case .s3, .webDAV:
 			return true

Cryptomator/Common/CloudAccountList/AccountListViewModel.swift

@@ -66,46 +66,55 @@ class AccountListViewModel: AccountListViewModelProtocol {
 		}
 	}
 
+	func refreshBoxItems() -> Promise<Void> {
+		return all(accountInfos
+			.map { BoxCredential(tokenStorage: BoxTokenStorage(userID: $0.accountUID)) }
+			.map { self.createAccountCellContent(for: $0) }
+		).then { accounts in
+			self.accounts = accounts
+		}
+	}
+
 	func createAccountCellContent(from accountInfo: AccountInfo) throws -> AccountCellContent {
 		switch cloudProviderType {
+		case .box:
+			return createAccountCellContentPlaceholder()
 		case .dropbox:
-			let credential = DropboxCredential(tokenUID: accountInfo.accountUID)
-			return createAccountCellContentPlaceholder(for: credential)
+			return createAccountCellContentPlaceholder()
 		case .googleDrive:
 			let credential = GoogleDriveCredential(userID: accountInfo.accountUID)
 			return try createAccountCellContent(for: credential)
+		case .localFileSystem:
+			throw AccountListError.unsupportedCloudProviderType
 		case .oneDrive:
 			let credential = try OneDriveCredential(with: accountInfo.accountUID)
 			return try createAccountCellContent(for: credential)
 		case .pCloud:
-			let credential = try PCloudCredential(userID: accountInfo.accountUID)
-			return createAccountCellContentPlaceholder(for: credential)
-		case .webDAV:
-			guard let credential = WebDAVCredentialManager.shared.getCredentialFromKeychain(with: accountInfo.accountUID) else {
-				throw CloudProviderAccountError.accountNotFoundError
-			}
-			return createAccountCellContent(for: credential)
-		case .localFileSystem:
-			throw AccountListError.unsupportedCloudProviderType
+			return createAccountCellContentPlaceholder()
 		case .s3:
 			guard let credential = S3CredentialManager.shared.getCredential(with: accountInfo.accountUID) else {
 				throw CloudProviderAccountError.accountNotFoundError
 			}
 			let displayName = try S3CredentialManager.shared.getDisplayName(for: credential)
 			return createAccountCellContent(for: credential, displayName: displayName)
+		case .webDAV:
+			guard let credential = WebDAVCredentialManager.shared.getCredentialFromKeychain(with: accountInfo.accountUID) else {
+				throw CloudProviderAccountError.accountNotFoundError
+			}
+			return createAccountCellContent(for: credential)
 		}
 	}
 
+	private func createAccountCellContentPlaceholder() -> AccountCellContent {
+		return AccountCellContent(mainLabelText: "(…)", detailLabelText: nil)
+	}
+
 	private func createAccountCellContent(for credential: DropboxCredential) -> Promise<AccountCellContent> {
 		return credential.getUsername().then { username in
 			AccountCellContent(mainLabelText: username, detailLabelText: nil)
 		}
 	}
 
-	private func createAccountCellContentPlaceholder(for credential: DropboxCredential) -> AccountCellContent {
-		return AccountCellContent(mainLabelText: "(…)", detailLabelText: nil)
-	}
-
 	private func createAccountCellContent(for credential: GoogleDriveCredential) throws -> AccountCellContent {
 		let username = try credential.getUsername()
 		return AccountCellContent(mainLabelText: username, detailLabelText: nil)
@@ -122,8 +131,10 @@ class AccountListViewModel: AccountListViewModelProtocol {
 		}
 	}
 
-	private func createAccountCellContentPlaceholder(for credential: PCloudCredential) -> AccountCellContent {
-		return AccountCellContent(mainLabelText: "(…)", detailLabelText: nil)
+	func createAccountCellContent(for credential: BoxCredential) -> Promise<AccountCellContent> {
+		return credential.getUsername().then { username in
+			AccountCellContent(mainLabelText: username, detailLabelText: nil)
+		}
 	}
 
 	func createAccountCellContent(for credential: WebDAVCredential) -> AccountCellContent {
@@ -203,6 +214,12 @@ class AccountListViewModel: AccountListViewModelProtocol {
 				}.catch { error in
 					self.databaseChangedPublisher.send(.failure(error))
 				}
+			} else if self.cloudProviderType == .box {
+				self.refreshBoxItems().then {
+					self.databaseChangedPublisher.send(.success(self.accounts))
+				}.catch { error in
+					self.databaseChangedPublisher.send(.failure(error))
+				}
 			}
 		})
 		return databaseChangedPublisher.eraseToAnyPublisher()

Cryptomator/Common/CloudAuthenticator.swift

@@ -60,6 +60,19 @@ class CloudAuthenticator {
 		}
 	}
 
+	func authenticateBox(from viewController: UIViewController) -> Promise<CloudProviderAccount> {
+		let tokenStorage = BoxTokenStorage()
+		let credential = BoxCredential(tokenStorage: tokenStorage)
+		return BoxAuthenticator.authenticate(from: viewController, tokenStorage: tokenStorage).then { _ -> Promise<CloudProviderAccount> in
+			return credential.getUserID().then { userID in
+				tokenStorage.userID = userID // this will actually save the access token to the keychain
+				let account = CloudProviderAccount(accountUID: userID, cloudProviderType: .box)
+				try self.accountManager.saveNewAccount(account)
+				return account
+			}
+		}
+	}
+
 	func authenticateWebDAV(from viewController: UIViewController) -> Promise<CloudProviderAccount> {
 		return WebDAVAuthenticator.authenticate(from: viewController).then { credential -> CloudProviderAccount in
 			let account = CloudProviderAccount(accountUID: credential.identifier, cloudProviderType: .webDAV(type: .custom))
@@ -78,43 +91,49 @@ class CloudAuthenticator {
 
 	func authenticate(_ cloudProviderType: CloudProviderType, from viewController: UIViewController) -> Promise<CloudProviderAccount> {
 		switch cloudProviderType {
+		case .box:
+			return authenticateBox(from: viewController)
 		case .dropbox:
 			return authenticateDropbox(from: viewController)
 		case .googleDrive:
 			return authenticateGoogleDrive(from: viewController)
+		case .localFileSystem:
+			return Promise(CloudAuthenticatorError.functionNotYetSupported)
 		case .oneDrive:
 			return authenticateOneDrive(from: viewController)
 		case .pCloud:
 			return authenticatePCloud(from: viewController)
-		case .webDAV:
-			return authenticateWebDAV(from: viewController)
-		case .localFileSystem:
-			return Promise(CloudAuthenticatorError.functionNotYetSupported)
 		case .s3:
 			return authenticateS3(from: viewController)
+		case .webDAV:
+			return authenticateWebDAV(from: viewController)
 		}
 	}
 
 	func deauthenticate(account: CloudProviderAccount) throws {
 		switch account.cloudProviderType {
+		case .box:
+			let tokenStorage = BoxTokenStorage(userID: account.accountUID)
+			let credential = BoxCredential(tokenStorage: tokenStorage)
+			_ = credential.deauthenticate()
 		case .dropbox:
 			let credential = DropboxCredential(tokenUID: account.accountUID)
 			credential.deauthenticate()
 		case .googleDrive:
 			let credential = GoogleDriveCredential(userID: account.accountUID)
 			credential.deauthenticate()
+		case .localFileSystem:
+			break
 		case .oneDrive:
 			let credential = try OneDriveCredential(with: account.accountUID)
 			try credential.deauthenticate()
 		case .pCloud:
 			let credential = try PCloudCredential(userID: account.accountUID)
 			try credential.deauthenticate()
-		case .webDAV:
-			try WebDAVCredentialManager.shared.removeCredentialFromKeychain(with: account.accountUID)
-		case .localFileSystem:
-			break
 		case .s3:
 			try S3CredentialManager.shared.removeCredential(with: account.accountUID)
+		case .webDAV:
+			try WebDAVCredentialManager.shared.removeCredentialFromKeychain(with: account.accountUID)
 		}
 		let correspondingVaults = try vaultAccountManager.getAllAccounts().filter { $0.delegateAccountUID == account.accountUID }
 		_ = Promise<Void>(on: .global()) { fulfill, _ in

Cryptomator/Common/CloudProviderType+Localization.swift

@@ -12,20 +12,22 @@ import Foundation
 extension CloudProviderType {
 	func localizedString() -> String {
 		switch self {
+		case .box:
+			return "Box"
 		case .dropbox:
 			return "Dropbox"
 		case .googleDrive:
 			return "Google Drive"
+		case let .localFileSystem(localFileSystemType):
+			return localFileSystemType.localizedString()
 		case .oneDrive:
 			return "OneDrive"
 		case .pCloud:
 			return "pCloud"
-		case .webDAV:
-			return "WebDAV"
-		case let .localFileSystem(localFileSystemType):
-			return localFileSystemType.localizedString()
 		case .s3:
 			return "S3"
+		case .webDAV:
+			return "WebDAV"
 		}
 	}
 }