Merge pull request #67 from rudderlabs/identifyTraitsFix

Reset Traits on Successive Identify calls with Different UserId's

README.md

@@ -16,13 +16,13 @@ RudderStack is available through [CocoaPods](https://cocoapods.org) and [Carthag
 ### CocoaPods
 To install it, simply add the following line to your Podfile:
 ```xcode
-pod 'Rudder', '1.0.19'
+pod 'Rudder', '1.0.20'
 ```
 
 ### Carthage
 And for Carthage support add the following line to your `Cartfile`
 ```xcode
-github "rudderlabs/rudder-sdk-ios" "v1.0.19"
+github "rudderlabs/rudder-sdk-ios" "v1.0.20"
 ```
 
 Remember to include the following code in all `.m` and `.h` files where you want to refer to or use Rudder SDK classes

Rudder.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'Rudder'
-  s.version          = "1.0.19"
+  s.version          = "1.0.20"
   s.summary          = "Privacy and Security focused Segment-alternative. iOS SDK"
   s.description      = <<-DESC
   Rudder is a platform for collecting, storing and routing customer event data to dozens of tools. Rudder is open-source, can run in your cloud environment (AWS, GCP, Azure or even your data-centre) and provides a powerful transformation framework to process your event data on the fly.
@@ -10,7 +10,7 @@ Pod::Spec.new do |s|
   s.license          = { :type => "Apache", :file => "LICENSE" }
   s.author           = { "Rudderstack" => "[email protected]" }
   s.platform         = :ios, "9.0"
-  s.source           = { :git => "https://github.com/rudderlabs/rudder-sdk-ios.git", :tag => "v1.0.19" }
+  s.source           = { :git => "https://github.com/rudderlabs/rudder-sdk-ios.git", :tag => "v1.0.20" }
 
   s.ios.deployment_target = '8.0'
 

Rudder/RSConstants.m

@@ -17,5 +17,5 @@ @implementation RSConstants
 NSString *const RSControlPlaneUrl = @"https://api.rudderlabs.com";
 bool const RSTrackLifeCycleEvents = YES;
 bool const RSRecordScreenViews = NO;
-NSString *const RS_VERSION = @"1.0.19";
+NSString *const RS_VERSION = @"1.0.20";
 @end

Rudder/RSContext.m

@@ -89,6 +89,14 @@ - (void)updateTraits:(RSTraits *)traits {
         [_traits removeAllObjects];
     }
 
+    NSString* existingId = (NSString*)[_traits objectForKey:@"userId"];
+    NSString* userId = (NSString*) traits.userId;
+
+    if(existingId!=nil && userId!=nil && ![existingId isEqual:userId])
+    {
+        _traits = [[traits dict]mutableCopy];
+        return;
+    }
     [_traits setValuesForKeysWithDictionary:[traits dict]];
 }