get and show friend capabilities.

Antidote/FriendCardController.swift

@@ -27,6 +27,7 @@ class FriendCardController: StaticTableController {
     fileprivate let nameModel: StaticTableDefaultCellModel
     fileprivate let statusMessageModel: StaticTableDefaultCellModel
     fileprivate let publicKeyModel: StaticTableDefaultCellModel
+    fileprivate let capabilitiesModel: StaticTableDefaultCellModel
     fileprivate let pushurlModel: StaticTableDefaultCellModel
 
     init(theme: Theme, friend: OCTFriend, submanagerObjects: OCTSubmanagerObjects) {
@@ -41,6 +42,7 @@ class FriendCardController: StaticTableController {
         nameModel = StaticTableDefaultCellModel()
         statusMessageModel = StaticTableDefaultCellModel()
         publicKeyModel = StaticTableDefaultCellModel()
+        capabilitiesModel = StaticTableDefaultCellModel()
         pushurlModel = StaticTableDefaultCellModel()
 
         super.init(theme: theme, style: .plain, model: [
@@ -56,6 +58,9 @@ class FriendCardController: StaticTableController {
             [
                 publicKeyModel,
             ],
+            [
+                capabilitiesModel,
+            ],
             [
                 pushurlModel,
             ],
@@ -138,6 +143,16 @@ private extension FriendCardController {
         publicKeyModel.userInteractionEnabled = false
         publicKeyModel.canCopyValue = true
 
+        capabilitiesModel.title = "Tox Capabilities"
+        let capabilities = friend.capabilities2 ?? ""
+        if (capabilities.count > 0) {
+            let caps = NSNumber(value: UInt64(capabilities) ?? 0)
+            capabilitiesModel.value = capabilitiesToString(caps)
+        } else {
+            capabilitiesModel.value = "BASIC"
+        }
+        capabilitiesModel.userInteractionEnabled = false
+
         pushurlModel.title = "Push URL"
         let pushtoken = friend.pushToken ?? ""
         if (pushtoken.count > 0) {
@@ -147,4 +162,25 @@ private extension FriendCardController {
         }
         pushurlModel.userInteractionEnabled = false
     }
+
+    func capabilitiesToString(_ cap: NSNumber) -> String {
+        var ret: String = "BASIC"
+        if ((UInt(cap) & 1) > 0) {
+            ret = ret + " CAPABILITIES"
+        }
+        if ((UInt(cap) & 2) > 0) {
+            ret = ret + " MSGV2"
+        }
+        if ((UInt(cap) & 4) > 0) {
+            ret = ret + " H264"
+        }
+        if ((UInt(cap) & 8) > 0) {
+            ret = ret + " MSGV3"
+        }
+        if ((UInt(cap) & 16) > 0) {
+            ret = ret + " FTV2"
+        }
+        return ret;
+    }
+
 }

local_pod_repo/objcTox/Classes/Private/Manager/Database/OCTRealmManager.m

@@ -16,7 +16,7 @@
 #import "OCTSettingsStorageObject.h"
 #import "OCTLogging.h"
 
-static const uint64_t kCurrentSchemeVersion = 14;
+static const uint64_t kCurrentSchemeVersion = 16;
 static NSString *kSettingsStorageObjectPrimaryKey = @"kSettingsStorageObjectPrimaryKey";
 
 @interface OCTRealmManager ()
@@ -498,6 +498,10 @@ + (RLMMigrationBlock)realmMigrationBlock
                if (oldSchemaVersion < 14) {
                    [self doMigrationVersion14:migration];
                }
+
+               if (oldSchemaVersion < 16) {
+                   [self doMigrationVersion16:migration];
+               }
     };
 }
 
@@ -595,6 +599,13 @@ + (void)doMigrationVersion14:(RLMMigration *)migration
     }];
 }
 
++ (void)doMigrationVersion16:(RLMMigration *)migration
+{
+    [migration enumerateObjects:OCTFriend.className block:^(RLMObject *oldObject, RLMObject *newObject) {
+        newObject[@"capabilities2"] = nil;
+    }];
+}
+
 /**
  * Only one of messageText, messageFile or messageCall can be non-nil.
  */

local_pod_repo/objcTox/Classes/Private/Manager/Submanagers/OCTSubmanagerFriendsImpl.m

@@ -3,6 +3,7 @@
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 #import "OCTSubmanagerFriendsImpl.h"
+#import "OCTLogging.h"
 #import "OCTTox.h"
 #import "OCTFriend.h"
 #import "OCTFriendRequest.h"
@@ -252,6 +253,13 @@ - (void)tox:(OCTTox *)tox friendConnectionStatusChanged:(OCTToxConnectionStatus)
         if ((status != OCTToxConnectionStatusNone)
             && (theFriend.connectionStatus == OCTToxConnectionStatusNone))
         {
+            // Friend is coming online now
+
+            OCTToxCapabilities f_caps = [tox friendGetCapabilitiesWithFriendNumber:friendNumber];
+            OCTLogVerbose(@"f_caps=%lu", f_caps);
+            NSString* cap_string = [NSString stringWithFormat:@"%lu", f_caps];
+            theFriend.capabilities2 = cap_string;
+
             NSString *token = [FIRMessaging messaging].FCMToken;
             if (token.length > 0)
             {
@@ -272,6 +280,7 @@ - (void)tox:(OCTTox *)tox friendConnectionStatusChanged:(OCTToxConnectionStatus)
         theFriend.connectionStatus = status;
 
         if (! theFriend.isConnected) {
+            // Friend is offline now
             NSDate *dateOffline = [tox friendGetLastOnlineWithFriendNumber:friendNumber error:nil];
             NSTimeInterval timeSince = [dateOffline timeIntervalSince1970];
             theFriend.lastSeenOnlineInterval = timeSince;

local_pod_repo/objcTox/Classes/Private/Wrapper/OCTTox.m

@@ -574,6 +574,12 @@ - (NSDate *)friendGetLastOnlineWithFriendNumber:(OCTToxFriendNumber)friendNumber
     return [NSDate dateWithTimeIntervalSince1970:timestamp];
 }
 
+
+- (OCTToxCapabilities)friendGetCapabilitiesWithFriendNumber:(OCTToxFriendNumber)friendNumber
+{
+    return tox_friend_get_capabilities(self.tox, friendNumber);
+}
+
 - (OCTToxUserStatus)friendStatusWithFriendNumber:(OCTToxFriendNumber)friendNumber error:(NSError **)error
 {
     TOX_ERR_FRIEND_QUERY cError;

local_pod_repo/objcTox/Classes/Public/Manager/Objects/OCTFriend.h

@@ -100,6 +100,11 @@
  */
 @property BOOL msgv3Capability;
 
+/**
+ * Friend's capabilities. A 64 bit unsigned integer.
+ */
+@property (nonnull) NSString *capabilities2;
+
 @end
 
 RLM_ARRAY_TYPE(OCTFriend)

local_pod_repo/objcTox/Classes/Public/Wrapper/OCTTox.h

@@ -247,6 +247,11 @@
  */
 - (NSDate *)friendGetLastOnlineWithFriendNumber:(OCTToxFriendNumber)friendNumber error:(NSError **)error;
 
+/**
+ * Return Friend's capabilities. A 64 bit unsigned integer.
+ */
+- (OCTToxCapabilities)friendGetCapabilitiesWithFriendNumber:(OCTToxFriendNumber)friendNumber;
+
 /**
  * Return the friend's user status (away/busy/...). If the friend number is
  * invalid, the return value is unspecified.