Handle 426 error responses

NextcloudTalk/NCAPIController.h

@@ -107,6 +107,8 @@ typedef void (^SetUserProfileFieldCompletionBlock)(NSError *error, NSInteger sta
 typedef void (^GetUserStatusCompletionBlock)(NSDictionary *userStatus, NSError *error);
 typedef void (^SetUserStatusCompletionBlock)(NSError *error);
 
+typedef void (^GetAppIdCompletionBlock)(NSString *appId, NSError *error);
+
 typedef void (^GetServerCapabilitiesCompletionBlock)(NSDictionary *serverCapabilities, NSError *error);
 
 typedef void (^GetServerNotificationCompletionBlock)(NSDictionary *notification, NSError *error, NSInteger statusCode);
@@ -155,6 +157,9 @@ extern NSInteger const kReceivedChatMessagesLimit;
 - (NSString *)filesPathForAccount:(TalkAccount *)account;
 - (SDWebImageDownloaderRequestModifier *)getRequestModifierForAccount:(TalkAccount *)account;
 
+// App Store
+- (NSURLSessionDataTask *)getAppStoreAppIdWithCompletionBlock:(GetAppIdCompletionBlock)block;
+
 // Contacts Controller
 - (NSURLSessionDataTask *)searchContactsForAccount:(TalkAccount *)account withPhoneNumbers:(NSDictionary *)phoneNumbers andCompletionBlock:(GetContactsWithPhoneNumbersCompletionBlock)block;
 - (NSURLSessionDataTask *)getContactsForAccount:(TalkAccount *)account forRoom:(NSString *)room groupRoom:(BOOL)groupRoom withSearchParam:(NSString *)search andCompletionBlock:(GetContactsCompletionBlock)block;

NextcloudTalk/NCAPIController.m

@@ -2695,6 +2695,31 @@ - (NSURLSessionDataTask *)setUserStatus:(NSString *)status forAccount:(TalkAccou
     return task;
 }
 
+#pragma mark - App Store info
+
+- (NSURLSessionDataTask *)getAppStoreAppIdWithCompletionBlock:(GetAppIdCompletionBlock)block
+{
+    NSString *URLString = [NSString stringWithFormat:@"http://itunes.apple.com/lookup?bundleId=%@", bundleIdentifier];
+
+    NSURLSessionDataTask *task = [_defaultAPISessionManager GET:URLString parameters:nil progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
+        NSString *appId = nil;
+        NSArray *results = [responseObject objectForKey:@"results"];
+        if (results.count > 0) {
+            NSDictionary *appInfo = [results objectAtIndex:0];
+            appId = [[appInfo objectForKey:@"trackId"] stringValue];
+        }
+        if (block) {
+            block(appId, nil);
+        }
+    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
+        if (block) {
+            block(nil, error);
+        }
+    }];
+
+    return task;
+}
+
 #pragma mark - Server capabilities
 
 - (NSURLSessionDataTask *)getServerCapabilitiesForServer:(NSString *)server withCompletionBlock:(GetServerCapabilitiesCompletionBlock)block
@@ -3136,6 +3161,12 @@ - (void)checkResponseStatusCode:(NSInteger)statusCode forAccount:(TalkAccount *)
         [[NSNotificationCenter defaultCenter] postNotificationName:NCTokenRevokedResponseReceivedNotification
                                                             object:self
                                                           userInfo:userInfo];
+    } else if (statusCode == 426) {
+        // Upgrade required
+        NSDictionary *userInfo = [NSDictionary dictionaryWithObject:account.accountId forKey:@"accountId"];
+        [[NSNotificationCenter defaultCenter] postNotificationName:NCUpgradeRequiredResponseReceivedNotification
+                                                            object:self
+                                                          userInfo:userInfo];
     } else if (statusCode == 503) {
         // Server is in maintenance mode
         NSDictionary *userInfo = [NSDictionary dictionaryWithObject:account.accountId forKey:@"accountId"];

NextcloudTalk/NCSettingsController.h

@@ -21,6 +21,7 @@
  */
 
 #import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
 
 #import "ARDSettingsModel.h"
 
@@ -71,6 +72,8 @@ typedef enum NCPreferredFileSorting {
 
 @property (nonatomic, strong) NSMutableArray *supportedBrowsers;
 @property (nonatomic, copy) ARDSettingsModel *videoSettingsModel;
+@property (nonatomic, strong) UIAlertController *updateAlertController;
+@property (nonatomic, strong) NSString *updateAlertControllerAccountId;
 @property (nonatomic, strong) NSMutableDictionary *signalingConfigurations; // accountId -> signalingConfigutation
 @property (nonatomic, strong) NSMutableDictionary *externalSignalingControllers; // accountId -> externalSignalingController
 

NextcloudTalk/NCSettingsController.m

@@ -118,6 +118,7 @@ - (id)init
         [self configureAppSettings];
 
         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(tokenRevokedResponseReceived:) name:NCTokenRevokedResponseReceivedNotification object:nil];
+        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(upgradeRequiredResponseReceived:) name:NCUpgradeRequiredResponseReceivedNotification object:nil];
         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(talkConfigurationHasChanged:) name:NCTalkConfigurationHashChangedNotification object:nil];
     }
     return self;
@@ -206,6 +207,78 @@ - (void)tokenRevokedResponseReceived:(NSNotification *)notification
     }];
 }
 
+- (void)upgradeRequiredResponseReceived:(NSNotification *)notification
+{
+    NSString *accountId = [notification.userInfo objectForKey:@"accountId"];
+    if (!_updateAlertController || ![_updateAlertControllerAccountId isEqualToString:accountId]) {
+        [self createUpdateAlertContollerForAccountId:accountId];
+    }
+
+    [[NCUserInterfaceController sharedInstance] presentAlertIfNotPresentedAlready:_updateAlertController];
+
+}
+
+- (void)createUpdateAlertContollerForAccountId:(NSString *)accountId
+{
+    NSString *appStoreURLString = @"itms-apps://itunes.apple.com/app/id";
+    BOOL canOpenAppStore = [[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:appStoreURLString]];
+
+    NSString *messageNotification = NSLocalizedString(@"The app is too old and no longer supported by this server.", nil);
+    NSString *messageAction = canOpenAppStore ? NSLocalizedString(@"Please update.", nil) : NSLocalizedString(@"Please contact your system administrator.", nil);
+    NSString *message = [NSString stringWithFormat:@"%@ %@", messageNotification, messageAction];
+
+    _updateAlertController = [UIAlertController
+                              alertControllerWithTitle:NSLocalizedString(@"App is outdated", nil)
+                              message:message
+                              preferredStyle:UIAlertControllerStyleAlert];
+
+    _updateAlertControllerAccountId = accountId;
+
+    if (canOpenAppStore) {
+        UIAlertAction* updateButton = [UIAlertAction
+                                       actionWithTitle:NSLocalizedString(@"Update", nil)
+                                       style:UIAlertActionStyleDefault
+                                       handler:^(UIAlertAction * _Nonnull action) {
+
+            [[NCAPIController sharedInstance] getAppStoreAppIdWithCompletionBlock:^(NSString *appId, NSError *error) {
+                if (appId.length > 0) {
+                    NSURL *appStoreURL = [NSURL URLWithString:[NSString stringWithFormat:@"%@%@", appStoreURLString, appId]];
+                    [[UIApplication sharedApplication] openURL:appStoreURL options:@{} completionHandler:nil];
+                }
+
+                self->_updateAlertControllerAccountId = nil;
+            }];
+        }];
+
+        [_updateAlertController addAction:updateButton];
+    }
+
+    NSArray *inactiveAccounts = [[NCDatabaseManager sharedInstance] inactiveAccounts];
+    if (inactiveAccounts.count > 0) {
+        UIAlertAction* switchAccountButton = [UIAlertAction
+                                              actionWithTitle:NSLocalizedString(@"Switch account", nil)
+                                              style:UIAlertActionStyleDefault
+                                              handler:^(UIAlertAction * _Nonnull action) {
+
+            [self switchToAnyInactiveAccount];
+            self->_updateAlertControllerAccountId = nil;
+        }];
+
+        [_updateAlertController addAction:switchAccountButton];
+    }
+
+    UIAlertAction* logoutButton = [UIAlertAction
+                                   actionWithTitle:NSLocalizedString(@"Log out", nil)
+                                   style:UIAlertActionStyleDestructive
+                                   handler:^(UIAlertAction * _Nonnull action) {
+
+        [[NCUserInterfaceController sharedInstance] logOutAccountWithAccountId:accountId];
+        self->_updateAlertControllerAccountId = nil;
+    }];
+
+    [_updateAlertController addAction:logoutButton];
+}
+
 - (void)talkConfigurationHasChanged:(NSNotification *)notification
 {
     TalkAccount *activeAccount = [[NCDatabaseManager sharedInstance] activeAccount];
@@ -385,13 +458,18 @@ - (void)logoutAccountWithAccountId:(NSString *)accountId withCompletionBlock:(Lo
     [self createAccountsFile];
 
     // Activate any of the inactive accounts
+    [self switchToAnyInactiveAccount];
+
+    if (block) block(nil);
+}
+
+- (void)switchToAnyInactiveAccount
+{
     NSArray *inactiveAccounts = [[NCDatabaseManager sharedInstance] inactiveAccounts];
     if (inactiveAccounts.count > 0) {
         TalkAccount *inactiveAccount = [inactiveAccounts objectAtIndex:0];
         [self setActiveAccountWithAccountId:inactiveAccount.accountId];
     }
-
-    if (block) block(nil);
 }
 
 #pragma mark - App settings

NextcloudTalk/NCSplitViewController.swift

@@ -64,7 +64,9 @@
 
     override func present(_ viewControllerToPresent: UIViewController, animated flag: Bool, completion: (() -> Void)? = nil) {
         self.internalExecuteAfterTransition {
-            super.present(viewControllerToPresent, animated: flag, completion: completion)
+            if !viewControllerToPresent.isBeingPresented {
+                super.present(viewControllerToPresent, animated: flag, completion: completion)
+            }
         }
     }
 

NextcloudTalk/NCUserInterfaceController.h

@@ -49,12 +49,14 @@ typedef void (^PresentCallControllerCompletionBlock)(void);
 - (void)presentChatForPushNotification:(NCPushNotification *)pushNotification;
 - (void)presentAlertForPushNotification:(NCPushNotification *)pushNotification;
 - (void)presentAlertViewController:(UIAlertController *)alertViewController;
+- (void)presentAlertIfNotPresentedAlready:(UIAlertController *)alertViewController;
 - (void)presentAlertWithTitle:(NSString *)title withMessage:(NSString *)message;
 - (void)presentChatViewController:(NCChatViewController *)chatViewController;
 - (void)presentCallViewController:(CallViewController *)callViewController withCompletionBlock:(PresentCallControllerCompletionBlock)block;
 - (void)presentCallKitCallInRoom:(NSString *)token withVideoEnabled:(BOOL)video;
 - (void)presentChatForURL:(NSURLComponents *)urlComponents;
 - (void)presentLoginViewControllerForServerURL:(NSString *)serverURL withUser:(NSString *)user;
 - (void)presentSettingsViewController;
+- (void)logOutAccountWithAccountId:(NSString *)accountId;
 
 @end

NextcloudTalk/NCUserInterfaceController.m

@@ -229,15 +229,20 @@ - (void)presentServerMaintenanceModeWarning:(NSNotification *)notification
     }
 }
 
-- (void)logOutCurrentUser
+- (void)logOutAccountWithAccountId:(NSString *)accountId
 {
-    TalkAccount *activeAccount = [[NCDatabaseManager sharedInstance] activeAccount];
-    [[NCSettingsController sharedInstance] logoutAccountWithAccountId:activeAccount.accountId withCompletionBlock:^(NSError *error) {
+    [[NCSettingsController sharedInstance] logoutAccountWithAccountId:accountId withCompletionBlock:^(NSError *error) {
         [[NCUserInterfaceController sharedInstance] presentConversationsList];
         [[NCConnectionController sharedInstance] checkAppState];
     }];
 }
 
+- (void)logOutCurrentUser
+{
+    TalkAccount *activeAccount = [[NCDatabaseManager sharedInstance] activeAccount];
+    [self logOutAccountWithAccountId:activeAccount.accountId];
+}
+
 - (void)presentChatForLocalNotification:(NSDictionary *)userInfo
 {
     if ([NCConnectionController sharedInstance].appState != kAppStateReady) {
@@ -326,6 +331,13 @@ - (void)presentAlertViewController:(UIAlertController *)alertViewController
     }
 }
 
+- (void)presentAlertIfNotPresentedAlready:(UIAlertController *)alertViewController
+{
+    if (alertViewController != _mainViewController.presentedViewController) {
+        [self presentAlertViewController:alertViewController];
+    }
+}
+
 - (void)presentAlertWithTitle:(NSString *)title withMessage:(NSString *)message
 {
     UIAlertController *alertDialog = [UIAlertController alertControllerWithTitle:title

NextcloudTalk/NotificationCenterNotifications.h

@@ -29,6 +29,7 @@ extern NSString * const NCOutdatedTalkVersionNotification;
 extern NSString * const NCServerCapabilitiesUpdatedNotification;
 extern NSString * const NCUserProfileImageUpdatedNotification;
 extern NSString * const NCTokenRevokedResponseReceivedNotification;
+extern NSString * const NCUpgradeRequiredResponseReceivedNotification;
 extern NSString * const NCURLWantsToOpenConversationNotification;
 extern NSString * const NCServerMaintenanceModeNotification;
 extern NSString * const NCTalkConfigurationHashChangedNotification;

NextcloudTalk/NotificationCenterNotifications.m

@@ -27,6 +27,7 @@
 NSString * const NCServerCapabilitiesUpdatedNotification = @"NCServerCapabilitiesUpdatedNotification";
 NSString * const NCUserProfileImageUpdatedNotification = @"NCUserProfileImageUpdatedNotification";
 NSString * const NCTokenRevokedResponseReceivedNotification = @"NCTokenRevokedResponseReceivedNotification";
+NSString * const NCUpgradeRequiredResponseReceivedNotification = @"NCUpgradeRequiredResponseReceivedNotification";
 NSString * const NCURLWantsToOpenConversationNotification = @"NCURLWantsToOpenConversationNotification";
 NSString * const NCServerMaintenanceModeNotification = @"NCServerMaintenanceModeNotification";
 NSString * const NCTalkConfigurationHashChangedNotification = @"NCTalkConfigurationHashChangedNotification";

NextcloudTalk/en.lproj/Localizable.strings

@@ -232,6 +232,9 @@
 /* No comment provided by engineer. */
 "App" = "App";
 
+/* No comment provided by engineer. */
+"App is outdated" = "App is outdated";
+
 /* No comment provided by engineer. */
 "Appear offline" = "Appear offline";
 
@@ -1174,9 +1177,15 @@
 /* No comment provided by engineer. */
 "Please check that you entered the correct Nextcloud server address." = "Please check that you entered the correct Nextcloud server address.";
 
+/* No comment provided by engineer. */
+"Please contact your system administrator." = "Please contact your system administrator.";
+
 /* Please update your server with the latest {app name} version available. */
 "Please update your server with the latest %@ version available." = "Please update your server with the latest %@ version available.";
 
+/* No comment provided by engineer. */
+"Please update." = "Please update.";
+
 /* No comment provided by engineer. */
 "Please, set a name for this conversation." = "Please, set a name for this conversation.";
 
@@ -1456,6 +1465,9 @@
 /* No comment provided by engineer. */
 "Submit vote" = "Submit vote";
 
+/* No comment provided by engineer. */
+"Switch account" = "Switch account";
+
 /* No comment provided by engineer. */
 "Switching to another conversation …" = "Switching to another conversation …";
 
@@ -1474,6 +1486,9 @@
 /* No comment provided by engineer. */
 "Tap and hold to record a voice message, release the button to send it." = "Tap and hold to record a voice message, release the button to send it.";
 
+/* No comment provided by engineer. */
+"The app is too old and no longer supported by this server." = "The app is too old and no longer supported by this server.";
+
 /* No comment provided by engineer. */
 "The password is wrong" = "The password is wrong";
 
@@ -1573,6 +1588,9 @@
 /* No comment provided by engineer. */
 "Unread messages" = "Unread messages";
 
+/* No comment provided by engineer. */
+"Update" = "Update";
+
 /* No comment provided by engineer. */
 "Upload failed" = "Upload failed";