Release 3.5.0

BranchMetrics · Jul 24, 2024 · ffa4337 · ffa4337
1 parent 0df3ec6
commit ffa4337
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diff --git a/BranchSDK.podspec b/BranchSDK.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = "BranchSDK"
-  s.version          = "3.4.4"
+  s.version          = "3.5.0"
   s.summary          = "Create an HTTP URL for any piece of content in your app"
   s.description      = <<-DESC
 - Want the highest possible conversions on your sharing feature?

diff --git a/BranchSDK.xcodeproj/project.pbxproj b/BranchSDK.xcodeproj/project.pbxproj
@@ -1974,7 +1974,7 @@
 					"@executable_path/Frameworks",
 					"@loader_path/Frameworks",
 				);
-				MARKETING_VERSION = 3.4.4;
+				MARKETING_VERSION = 3.5.0;
 				OTHER_LDFLAGS = (
 					"-weak_framework",
 					LinkPresentation,
@@ -2009,7 +2009,7 @@
 					"@executable_path/Frameworks",
 					"@loader_path/Frameworks",
 				);
-				MARKETING_VERSION = 3.4.4;
+				MARKETING_VERSION = 3.5.0;
 				OTHER_LDFLAGS = (
 					"-weak_framework",
 					LinkPresentation,
@@ -2215,7 +2215,7 @@
 					"@loader_path/Frameworks",
 				);
 				MACH_O_TYPE = staticlib;
-				MARKETING_VERSION = 3.4.4;
+				MARKETING_VERSION = 3.5.0;
 				OTHER_LDFLAGS = (
 					"-weak_framework",
 					LinkPresentation,
@@ -2254,7 +2254,7 @@
 					"@loader_path/Frameworks",
 				);
 				MACH_O_TYPE = staticlib;
-				MARKETING_VERSION = 3.4.4;
+				MARKETING_VERSION = 3.5.0;
 				OTHER_LDFLAGS = (
 					"-weak_framework",
 					LinkPresentation,
@@ -2291,7 +2291,7 @@
 					"@executable_path/Frameworks",
 					"@loader_path/Frameworks",
 				);
-				MARKETING_VERSION = 3.4.4;
+				MARKETING_VERSION = 3.5.0;
 				OTHER_LDFLAGS = (
 					"-weak_framework",
 					LinkPresentation,
@@ -2326,7 +2326,7 @@
 					"@executable_path/Frameworks",
 					"@loader_path/Frameworks",
 				);
-				MARKETING_VERSION = 3.4.4;
+				MARKETING_VERSION = 3.5.0;
 				OTHER_LDFLAGS = (
 					"-weak_framework",
 					LinkPresentation,

diff --git a/ChangeLog.md b/ChangeLog.md
@@ -1,5 +1,9 @@
 Branch iOS SDK Change Log
 
+v.3.5.0
+- Add additional logging
+- Update setRequestMetadata signature to use NSString
+
 v.3.4.4
 - Fix for rare case where Branch events were duplicated
 - Fixed script in "Run Script" phase of static framework targets

diff --git a/Sources/BranchSDK/BNCConfig.m b/Sources/BranchSDK/BNCConfig.m
@@ -8,7 +8,7 @@
 
 #include "BNCConfig.h"
 
-NSString * const BNC_SDK_VERSION  = @"3.4.4";
+NSString * const BNC_SDK_VERSION  = @"3.5.0";
 NSString * const BNC_LINK_URL = @"https://bnc.lt";
 NSString * const BNC_CDN_URL = @"https://cdn.branch.io";
 

diff --git a/Sources/BranchSDK/BNCPreferenceHelper.m b/Sources/BranchSDK/BNCPreferenceHelper.m
@@ -388,9 +388,11 @@ - (NSString *)sessionParams {
 
 - (void)setSessionParams:(NSString *)sessionParams {
     @synchronized (self) {
+        [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Setting session params %@", sessionParams] error:nil];
         if (sessionParams == nil || ![_sessionParams isEqualToString:sessionParams]) {
             _sessionParams = sessionParams;
             [self writeObjectToDefaults:BRANCH_PREFS_KEY_SESSION_PARAMS value:sessionParams];
+            [[BranchLogger shared] logVerbose:@"Params set" error:nil];
         }
     }
 }
@@ -845,6 +847,7 @@ - (void) clearTrackingInformation {
         self.userIdentity = nil;
         self.referringURLQueryParameters = nil;
         self.anonID = nil;
+        [[BranchLogger shared] logVerbose:@"Tracking information cleared" error:nil];
     }
 }
 

diff --git a/Sources/BranchSDK/BNCReferringURLUtility.m b/Sources/BranchSDK/BNCReferringURLUtility.m
@@ -46,6 +46,8 @@ - (void)dealloc {
 
 
 - (void)parseReferringURL:(NSURL *)url {
+    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Parsing URL %@", url] error:nil];
+
     NSURLComponents *components = [NSURLComponents componentsWithURL:url resolvingAgainstBaseURL:NO];
     for  (NSURLQueryItem *item in components.queryItems) {
         if ([self isSupportedQueryParameter:item.name]) {

diff --git a/Sources/BranchSDK/BNCServerInterface.m b/Sources/BranchSDK/BNCServerInterface.m
@@ -61,6 +61,8 @@ - (void)postRequest:(NSDictionary *)post url:(NSString *)url key:(NSString *)key
 
 - (void)postRequest:(NSDictionary *)post url:(NSString *)url retryNumber:(NSInteger)retryNumber key:(NSString *)key callback:(BNCServerCallback)callback {
 
+    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"retryNumber %ld", retryNumber] error:nil];
+
     // TODO: confirm it's ok to send full URL instead of with the domain trimmed off
     self.requestEndpoint = url;
     NSURLRequest *request = [self preparePostRequest:post url:url key:key retryNumber:retryNumber];
@@ -124,6 +126,8 @@ - (void)genericHTTPRequest:(NSURLRequest *)request retryNumber:(NSInteger)retryN
                 if (status != 200) {
                     if ([NSError branchDNSBlockingError:underlyingError]) {
                         [[BranchLogger shared] logWarning:[NSString stringWithFormat:@"Possible DNS Ad Blocker. Giving up on request with HTTP status code %ld", (long)status] error:underlyingError];
+                    } else if ([NSError branchVPNBlockingError:underlyingError]) {
+                        [[BranchLogger shared] logWarning:[NSString stringWithFormat:@"Possible VPN Ad Blocker. Giving up on request with HTTP status code %ld", (long)status] error:underlyingError];
                     } else {
                         [[BranchLogger shared] logWarning: [NSString stringWithFormat:@"Giving up on request with HTTP status code %ld", (long)status] error:underlyingError];
                     }
@@ -139,7 +143,8 @@ - (void)genericHTTPRequest:(NSURLRequest *)request retryNumber:(NSInteger)retryN
     // Drops non-linking requests when tracking is disabled
     if (Branch.trackingDisabled) {
         NSString *endpoint = request.URL.absoluteString;
-
+        [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Tracking is disabled, checking if %@ is linking request.", endpoint] error:nil];
+
         if (![self isLinkingRelatedRequest:endpoint]) {
             [[BNCPreferenceHelper sharedInstance] clearTrackingInformation];
             NSError *error = [NSError branchErrorWithCode:BNCTrackingDisabledError];
@@ -290,6 +295,10 @@ - (BNCServerResponse *)processServerResponse:(NSURLResponse *)response data:(NSD
     NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)response;
     NSString *requestId = httpResponse.allHeaderFields[@"X-Branch-Request-Id"];
 
+    if ([[BranchLogger shared] shouldLog:BranchLogLevelVerbose]) {
+        [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Processing response %@", requestId] error:nil];
+    }
+
     if (!error) {
         serverResponse.statusCode = @([httpResponse statusCode]);
         serverResponse.data = [BNCEncodingUtils decodeJsonDataToDictionary:data];

diff --git a/Sources/BranchSDK/BNCURLFilter.m b/Sources/BranchSDK/BNCURLFilter.m
@@ -133,6 +133,8 @@ - (BOOL)foundUpdatedURLList:(id<BNCNetworkOperationProtocol>)operation {
     } else if (statusCode != 200 || error != nil || jsonString == nil) {
         if ([NSError branchDNSBlockingError:error]) {
             [[BranchLogger shared] logWarning:@"Possible DNS Ad Blocker" error:error];
+        } else if ([NSError branchVPNBlockingError:error]) {
+            [[BranchLogger shared] logWarning:@"Possible VPN Ad Blocker" error:error];
         } else {
             [[BranchLogger shared] logWarning:@"Failed to update URL ignore list" error:operation.error];
         }

diff --git a/Sources/BranchSDK/Branch.m b/Sources/BranchSDK/Branch.m
@@ -491,7 +491,7 @@ - (void)setRetryInterval:(NSTimeInterval)retryInterval {
 }
 
 
-- (void)setRequestMetadataKey:(NSString *)key value:(NSObject *)value {
+- (void)setRequestMetadataKey:(NSString *)key value:(NSString *)value {
     [self.preferenceHelper setRequestMetadataKey:key value:value];
 }
 
@@ -504,6 +504,8 @@ + (BOOL)trackingDisabled {
 
 + (void)setTrackingDisabled:(BOOL)disabled {
     @synchronized(self) {
+        [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"setTrackingDisabled to %d", disabled] error:nil];
+
         BOOL currentSetting = self.trackingDisabled;
         if (!!currentSetting == !!disabled)
             return;
@@ -515,6 +517,8 @@ + (void)setTrackingDisabled:(BOOL)disabled {
             Branch *branch = Branch.getInstance;
             [branch clearNetworkQueue];
             branch.initializationStatus = BNCInitStatusUninitialized;
+            [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"initializationStatus %ld", branch.initializationStatus] error:nil];
+
             [branch.linkCache clear];
             // Release the lock in case it's locked:
             [BranchOpenRequest releaseOpenResponseLock];
@@ -668,10 +672,12 @@ - (BOOL)handleDeepLink:(NSURL *)url {
 }
 
 - (BOOL)handleDeepLink:(NSURL *)url sceneIdentifier:(NSString *)sceneIdentifier {
+    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Handle deep link %@", url] error:nil];
 
     // we've been resetting the session on all deeplinks for quite some time
     // this allows foreground links to callback
     self.initializationStatus = BNCInitStatusUninitialized;
+    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"initializationStatus %ld", self.initializationStatus] error:nil];
 
     //Check the referring url/uri for query parameters and save them
     BNCReferringURLUtility *utility = [BNCReferringURLUtility new];
@@ -702,6 +708,8 @@ - (BOOL)handleDeepLink:(NSURL *)url sceneIdentifier:(NSString *)sceneIdentifier
 - (BOOL)handleSchemeDeepLink_private:(NSURL*)url sceneIdentifier:(NSString *)sceneIdentifier {
     BOOL handled = NO;
     self.preferenceHelper.referringURL = nil;
+    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Set referringURL to %@", self.preferenceHelper.referringURL] error:nil];
+
     if (url && ![url isEqual:[NSNull null]]) {
 
         NSString *urlScheme = [url scheme];
@@ -712,12 +720,14 @@ - (BOOL)handleSchemeDeepLink_private:(NSURL*)url sceneIdentifier:(NSString *)sce
                 if (urlScheme && [scheme isEqualToString:urlScheme]) {
                     self.preferenceHelper.externalIntentURI = [url absoluteString];
                     self.preferenceHelper.referringURL = [url absoluteString];
+                    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Allowed scheme list, set externalIntentURI and referringURL to %@", [url absoluteString]] error:nil];
                     break;
                 }
             }
         } else {
             self.preferenceHelper.externalIntentURI = [url absoluteString];
             self.preferenceHelper.referringURL = [url absoluteString];
+            [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Set externalIntentURI and referringURL to %@", [url absoluteString]] error:nil];
         }
 
         NSString *query = [url fragment];
@@ -762,6 +772,7 @@ - (BOOL)handleUniversalDeepLink_private:(NSString*)urlString sceneIdentifier:(NS
     if (urlString.length) {
         self.preferenceHelper.universalLinkUrl = urlString;
         self.preferenceHelper.referringURL = urlString;
+        [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Set universalLinkUrl and referringURL to %@", urlString] error:nil];
     }
 
     [self initUserSessionAndCallCallback:YES sceneIdentifier:sceneIdentifier urlString:urlString];
@@ -1699,16 +1710,25 @@ - (void)applicationDidBecomeActive {
     dispatch_async(self.isolationQueue, ^(){
         //  if necessary, creates a new organic open
         BOOL installOrOpenInQueue = [self.requestQueue containsInstallOrOpen];
+
+        [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"applicationDidBecomeActive installOrOpenInQueue %d", installOrOpenInQueue] error:nil];
+
         if (!Branch.trackingDisabled && self.initializationStatus != BNCInitStatusInitialized && !installOrOpenInQueue) {
+            [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"applicationDidBecomeActive trackingDisabled %d initializationStatus %d installOrOpenInQueue %d", Branch.trackingDisabled, self.initializationStatus, installOrOpenInQueue] error:nil];
+
             [self initUserSessionAndCallCallback:YES sceneIdentifier:nil urlString:nil];
         }
     });
 }
 
 - (void)applicationWillResignActive {
+    [[BranchLogger shared] logVerbose:@"applicationWillResignActive" error:nil];
+
     dispatch_async(self.isolationQueue, ^(){
         if (!Branch.trackingDisabled) {
             self.initializationStatus = BNCInitStatusUninitialized;
+            [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"applicationWillResignActive initializationStatus %ld", self.initializationStatus] error:nil];
+
             [self.requestQueue persistImmediately];
             [BranchOpenRequest setWaitNeededForOpenResponseLock];
         }
@@ -1842,6 +1862,8 @@ - (void)processNextQueueItem {
         self.networkCount = 1;
         dispatch_semaphore_signal(self.processing_sema);
         BNCServerRequest *req = [self.requestQueue peek];
+
+        [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"Processing %@", req]error:nil];
 
         if (req) {
 
@@ -2035,6 +2057,8 @@ - (void)initializeSessionAndCallCallback:(BOOL)callCallback sceneIdentifier:(NSS
             }
 
             self.initializationStatus = BNCInitStatusInitializing;
+            [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"initializationStatus %ld", self.initializationStatus] error:nil];
+
             [self processNextQueueItem];
         });
 	}
@@ -2044,6 +2068,8 @@ - (void)initializeSessionAndCallCallback:(BOOL)callCallback sceneIdentifier:(NSS
 - (void)handleInitSuccessAndCallCallback:(BOOL)callCallback sceneIdentifier:(NSString *)sceneIdentifier {
 
     self.initializationStatus = BNCInitStatusInitialized;
+    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"initializationStatus %ld", self.initializationStatus] error:nil];
+
     NSDictionary *latestReferringParams = [self getLatestReferringParams];
 
     if ([latestReferringParams[@"_branch_validate"] isEqualToString:@"060514"]) {
@@ -2260,6 +2286,7 @@ - (void)presentSharingViewController:(UIViewController <BranchDeepLinkingControl
 
 - (void)handleInitFailure:(NSError *)error callCallback:(BOOL)callCallback sceneIdentifier:(NSString *)sceneIdentifier {
     self.initializationStatus = BNCInitStatusUninitialized;
+    [[BranchLogger shared] logVerbose:[NSString stringWithFormat:@"initializationStatus %ld", self.initializationStatus] error:nil];
 
     if (callCallback) {
         if (self.sceneSessionInitWithCallback) {

diff --git a/Sources/BranchSDK/BranchQRCode.m b/Sources/BranchSDK/BranchQRCode.m
@@ -145,6 +145,8 @@ - (void)callQRCodeAPI:(nullable NSDictionary *)params
         if (error) {
             if ([NSError branchDNSBlockingError:error]) {
                 [[BranchLogger shared] logWarning:@"Possible DNS Ad Blocker" error:error];
+            } else if ([NSError branchVPNBlockingError:error]) {
+                [[BranchLogger shared] logWarning:@"Possible VPN Ad Blocker" error:error];
             } else {
                 [[BranchLogger shared] logError:@"QR Code request failed" error:error];
                 completion(nil, error);

diff --git a/Sources/BranchSDK/NSError+Branch.m b/Sources/BranchSDK/NSError+Branch.m
@@ -115,4 +115,50 @@ + (BOOL)branchDNSBlockingError:(NSError *)error {
     return NO;
 }
 
++ (BOOL)branchVPNBlockingError:(NSError *)error {
+    if (error) {
+        NSError *underlyingError = error.userInfo[@"NSUnderlyingError"];
+        if (underlyingError) {
+
+            /**
+             `Domain=kCFErrorDomainCFNetwork Code=-1004` indicates that the connection failed because a connection can't be made to the host.
+             Reference: https://developer.apple.com/documentation/cfnetwork/cfnetworkerrors/kcfurlerrorcannotconnecttohost?language=objc
+             
+             `_kCFStreamErrorCodeKey=61` indicates that the connection was refused.
+             Reference: https://opensource.apple.com/source/xnu/xnu-792/bsd/sys/errno.h.auto.html
+             */
+
+            BOOL isCouldntConnectErrorCode = [@(-1004) isEqual:@(underlyingError.code)];
+            BOOL isLocalHostErrorKey = [@(61) isEqual:error.userInfo[@"_kCFStreamErrorCodeKey"]];
+
+            if ([self isConnectedToVPN] && isCouldntConnectErrorCode && isLocalHostErrorKey) {
+                return YES;
+            }
+        }
+    }
+    return NO;
+}
+
+/**
+ Helper method to which checks the device's internet proxy settings for common VPN protocol and interface substrings to determine if a VPN enabled.
+ https://developer.apple.com/documentation/cfnetwork/cfnetworkcopysystemproxysettings()
+ */
++ (BOOL)isConnectedToVPN {
+    NSDictionary *proxySettings = (__bridge NSDictionary *)(CFNetworkCopySystemProxySettings());
+    if (proxySettings) {
+        NSDictionary *scopedSettings = proxySettings[@"__SCOPED__"];
+        if (scopedSettings) {
+            for (NSString *key in scopedSettings) {
+                if ([key containsString:@"tap"] ||
+                    [key containsString:@"tun"] ||
+                    [key containsString:@"ppp"] ||
+                    [key containsString:@"ipsec"]) {
+                    return YES;
+                }
+            }
+        }
+    }
+    return NO;
+}
+
 @end
diff --git a/Sources/BranchSDK/Private/NSError+Branch.h b/Sources/BranchSDK/Private/NSError+Branch.h
@@ -46,6 +46,9 @@ typedef NS_ENUM(NSInteger, BNCErrorCode) {
 // Checks if an NSError looks like a DNS blocking error
 + (BOOL)branchDNSBlockingError:(NSError *)error;
 
+// Checks if an NSError looks like a VPN blocking error
++ (BOOL)branchVPNBlockingError:(NSError *)error;
+
 @end
 
 NS_ASSUME_NONNULL_END

diff --git a/Sources/BranchSDK/Public/Branch.h b/Sources/BranchSDK/Public/Branch.h
@@ -764,9 +764,9 @@ Sets a custom base URL for all calls to the Branch API.
  Key-value pairs to be included in the metadata on every request.
 
  @param key String to be included in request metadata
- @param value Object to be included in request metadata
+ @param value Value to be included in request metadata
  */
-- (void)setRequestMetadataKey:(NSString *)key value:(nullable id)value;
+- (void)setRequestMetadataKey:(NSString *)key value:(nullable NSString *)value;
 
 /**
  Disables the Branch SDK from tracking the user. This is useful for GDPR privacy compliance.

diff --git a/scripts/version.sh b/scripts/version.sh
@@ -30,7 +30,7 @@ Options:
 USAGE
 }
 
-version=3.4.4
+version=3.5.0
 prev_version="$version"
 
 if (( $# == 0 )); then