Remove the ability to natively report attribution information via Segment integrations

Analytics/Classes/SEGAnalyticsConfiguration.h

@@ -127,11 +127,6 @@ NS_SWIFT_NAME(AnalyticsConfiguration)
  */
 @property (nonatomic, assign) BOOL trackDeepLinks;
 
-/**
- * Whether the analytics client should automatically track attribution data from enabled providers using the mobile service.
- */
-@property (nonatomic, assign) BOOL trackAttributionData;
-
 /**
  * Dictionary indicating the options the app was launched with.
  */

Analytics/Classes/SEGHTTPClient.h

@@ -5,10 +5,8 @@
 // NOTE: `/` at the end kind of screws things up. So don't use it
 //#define SEGMENT_API_BASE [NSURL URLWithString:@"https://api-segment-io-5fsaj1xnikhp.runscope.net/v1"]
 //#define SEGMENT_CDN_BASE [NSURL URLWithString:@"https://cdn-segment-com-5fsaj1xnikhp.runscope.net/v1"]
-//#define MOBILE_SERVICE_BASE [NSURL URLWithString:@"https://mobile--service-segment-com-5fsaj1xnikhp.runscope.net/v1"]
 #define SEGMENT_API_BASE [NSURL URLWithString:@"https://api.segment.io/v1"]
 #define SEGMENT_CDN_BASE [NSURL URLWithString:@"https://cdn-settings.segment.com/v1"]
-#define MOBILE_SERVICE_BASE [NSURL URLWithString:@"https://mobile-service.segment.com/v1"]
 
 NS_ASSUME_NONNULL_BEGIN
 
@@ -38,8 +36,6 @@ NS_SWIFT_NAME(HTTPClient)
 
 - (NSURLSessionDataTask *)settingsForWriteKey:(NSString *)writeKey completionHandler:(void (^)(BOOL success, JSON_DICT _Nullable settings))completionHandler;
 
-- (NSURLSessionDataTask *)attributionWithWriteKey:(NSString *)writeKey forDevice:(JSON_DICT)context completionHandler:(void (^)(BOOL success, JSON_DICT _Nullable properties))completionHandler;
-
 @end
 
 NS_ASSUME_NONNULL_END

Analytics/Classes/SEGHTTPClient.m

@@ -178,57 +178,4 @@ - (NSURLSessionDataTask *)settingsForWriteKey:(NSString *)writeKey completionHan
     return task;
 }
 
-- (NSURLSessionDataTask *)attributionWithWriteKey:(NSString *)writeKey forDevice:(JSON_DICT)context completionHandler:(void (^)(BOOL success, JSON_DICT _Nullable properties))completionHandler;
-
-{
-    NSURLSession *session = [self sessionForWriteKey:writeKey];
-
-    NSURL *url = [MOBILE_SERVICE_BASE URLByAppendingPathComponent:@"/attribution"];
-    NSMutableURLRequest *request = self.requestFactory(url);
-    [request setHTTPMethod:@"POST"];
-
-    NSError *error = nil;
-    NSException *exception = nil;
-    NSData *payload = nil;
-    @try {
-        payload = [NSJSONSerialization dataWithJSONObject:context options:0 error:&error];
-    }
-    @catch (NSException *exc) {
-        exception = exc;
-    }
-    if (error || exception) {
-        SEGLog(@"Error serializing context to JSON %@", error);
-        completionHandler(NO, nil);
-        return nil;
-    }
-    NSData *gzippedPayload = [payload seg_gzippedData];
-
-    NSURLSessionUploadTask *task = [session uploadTaskWithRequest:request fromData:gzippedPayload completionHandler:^(NSData *_Nullable data, NSURLResponse *_Nullable response, NSError *_Nullable error) {
-        if (error) {
-            SEGLog(@"Error making request %@.", error);
-            completionHandler(NO, nil);
-            return;
-        }
-
-        NSInteger code = ((NSHTTPURLResponse *)response).statusCode;
-        if (code > 300) {
-            SEGLog(@"Server responded with unexpected HTTP code %d.", code);
-            completionHandler(NO, nil);
-            return;
-        }
-
-        NSError *jsonError = nil;
-        id responseJson = [NSJSONSerialization JSONObjectWithData:data options:0 error:&jsonError];
-        if (jsonError != nil) {
-            SEGLog(@"Error deserializing response body %@.", jsonError);
-            completionHandler(NO, nil);
-            return;
-        }
-
-        completionHandler(YES, responseJson);
-    }];
-    [task resume];
-    return task;
-}
-
 @end

Analytics/Classes/SEGSegmentIntegration.m

@@ -47,7 +47,6 @@ @interface SEGSegmentIntegration ()
 @property (nonatomic, strong) SEGHTTPClient *httpClient;
 @property (nonatomic, strong) id<SEGStorage> fileStorage;
 @property (nonatomic, strong) id<SEGStorage> userDefaultsStorage;
-@property (nonatomic, strong) NSURLSessionDataTask *attributionRequest;
 
 #if TARGET_OS_IPHONE
 @property (nonatomic, assign) UIBackgroundTaskIdentifier flushTaskID;
@@ -95,9 +94,6 @@ - (id)initWithAnalytics:(SEGAnalytics *)analytics httpClient:(SEGHTTPClient *)ht
             }
 #endif
         }];
-        [self dispatchBackground:^{
-            [self trackAttributionData:self.configuration.trackAttributionData];
-        }];
 
         self.flushTimer = [NSTimer timerWithTimeInterval:self.configuration.flushInterval
                                                   target:self
@@ -502,32 +498,4 @@ - (void)persistQueue
     [self.fileStorage setArray:[self.queue copy] forKey:kSEGQueueFilename];
 }
 
-NSString *const SEGTrackedAttributionKey = @"SEGTrackedAttributionKey";
-
-- (void)trackAttributionData:(BOOL)trackAttributionData
-{
-#if TARGET_OS_IPHONE
-    if (!trackAttributionData) {
-        return;
-    }
-
-    BOOL trackedAttribution = [[NSUserDefaults standardUserDefaults] boolForKey:SEGTrackedAttributionKey];
-    if (trackedAttribution) {
-        return;
-    }
-
-    NSDictionary *context = [SEGState sharedInstance].context.payload;
-
-    self.attributionRequest = [self.httpClient attributionWithWriteKey:self.configuration.writeKey forDevice:[context copy] completionHandler:^(BOOL success, NSDictionary *properties) {
-        [self dispatchBackground:^{
-            if (success) {
-                [self.analytics track:@"Install Attributed" properties:properties];
-                [[NSUserDefaults standardUserDefaults] setBool:YES forKey:SEGTrackedAttributionKey];
-            }
-            self.attributionRequest = nil;
-        }];
-    }];
-#endif
-}
-
 @end

AnalyticsTests/HTTPClientTest.swift

@@ -204,50 +204,4 @@ class HTTPClientTest: XCTestCase {
         }
         wait(for: [doneExpectation], timeout: 1.0)
     }
-
-    func testAttributionFailsForJSONError() {
-        let device = [
-            // Dates cannot be serialized as is so the json serialzation will fail.
-            "sentAt": NSDate(),
-        ]
-        let doneExpectation = expectation(description: "Done with url session task")
-        _ = client.attribution(withWriteKey: "bar", forDevice: device) { success, properties in
-            XCTAssertFalse(success, "Retry should be false")
-            doneExpectation.fulfill()
-        }
-        wait(for: [doneExpectation], timeout: 1.0)
-    }
-
-    func testAttributionSucceedsFor2xx() {
-        _ = stubRequest("POST", "https://mobile-service.segment.com/v1/attribution" as NSString)
-            .withHeader("User-Agent", "analytics-ios/" + Analytics.version())!
-            .withWriteKey("foo")
-            .andReturn(200)!
-            .withBody("{\"provider\": \"mock\"}" as NSString)
-
-        let doneExpectation = expectation(description: "Done with url session task")
-        _ = client.attribution(withWriteKey: "foo", forDevice: context) { success, properties in
-            XCTAssert(success, "Success should be true")
-            XCTAssertEqual(properties as? [String: String], [
-                "provider": "mock"
-            ])
-            doneExpectation.fulfill()
-        }
-        wait(for: [doneExpectation], timeout: 1.0)
-    }
-
-    func testAttributionFailsForNon2xx() {
-        _ = stubRequest("POST", "https://mobile-service.segment.com/v1/attribution" as NSString)
-            .withHeader("User-Agent", "analytics-ios/" + Analytics.version())!
-            .withWriteKey("foo")
-            .andReturn(404)!
-            .withBody("not found" as NSString)
-        let doneExpectation = expectation(description: "Done with url session task")
-        _ = client.attribution(withWriteKey: "foo", forDevice: context) { success, properties in
-            XCTAssertFalse(success, "Success should be false")
-            XCTAssertNil(properties, "Properties should be nil")
-            doneExpectation.fulfill()
-        }
-        wait(for: [doneExpectation], timeout: 1.0)
-    }
 }

Examples/CocoapodsExample/CocoapodsExample/AppDelegate.m

@@ -26,7 +26,6 @@ - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(
     [SEGAnalytics debug:YES];
     SEGAnalyticsConfiguration *configuration = [SEGAnalyticsConfiguration configurationWithWriteKey:SEGMENT_WRITE_KEY];
     configuration.trackApplicationLifecycleEvents = YES;
-    configuration.trackAttributionData = YES;
     configuration.flushAt = 1;
     [SEGAnalytics setupWithConfiguration:configuration];
     [[SEGAnalytics sharedAnalytics] identify:@"Prateek" traits:nil options: @{