4 files changed, 59 insertions, 3 deletions
diff --git a/platform/ios/src/MGLLocationManager.m b/platform/ios/src/MGLLocationManager.m
index b0d2e17d5d..85ef4ca489 100644
--- a/platform/ios/src/MGLLocationManager.m
+++ b/platform/ios/src/MGLLocationManager.m
@@ -1,9 +1,9 @@
 #import "MGLLocationManager.h"
+#import "MGLTelemetryConfig.h"
 #import <UIKit/UIKit.h>
 
 static const NSTimeInterval MGLLocationManagerHibernationTimeout = 300.0;
 static const NSTimeInterval MGLLocationManagerHibernationPollInterval = 5.0;
-static const CLLocationDistance MGLLocationManagerHibernationRadius = 300.0;
 static const CLLocationDistance MGLLocationManagerDistanceFilter = 5.0;
 static NSString * const MGLLocationManagerRegionIdentifier = @"MGLLocationManagerRegionIdentifier.fence.center";
 
@@ -122,7 +122,7 @@ static NSString * const MGLLocationManagerRegionIdentifier = @"MGLLocationManage
 }
 
 - (void)establishRegionMonitoringForLocation:(CLLocation *)location {
-    CLCircularRegion *region = [[CLCircularRegion alloc] initWithCenter:location.coordinate radius:MGLLocationManagerHibernationRadius identifier:MGLLocationManagerRegionIdentifier];
+    CLCircularRegion *region = [[CLCircularRegion alloc] initWithCenter:location.coordinate radius:MGLTelemetryConfig.sharedConfig.MGLLocationManagerHibernationRadius identifier:MGLLocationManagerRegionIdentifier];
     region.notifyOnEntry = NO;
     region.notifyOnExit = YES;
     [self.standardLocationManager startMonitoringForRegion:region];
@@ -151,7 +151,7 @@ static NSString * const MGLLocationManagerRegionIdentifier = @"MGLLocationManage
     if (location.speed > 0.0) {
         [self startBackgroundTimeoutTimer];
     }
-    if (self.standardLocationManager.monitoredRegions.count == 0 || location.horizontalAccuracy < MGLLocationManagerHibernationRadius) {
+    if (self.standardLocationManager.monitoredRegions.count == 0 || location.horizontalAccuracy < MGLTelemetryConfig.sharedConfig.MGLLocationManagerHibernationRadius) {
         [self establishRegionMonitoringForLocation:location];
     }
     if ([self.delegate respondsToSelector:@selector(locationManager:didUpdateLocations:)]) {
diff --git a/platform/ios/src/MGLMapboxEvents.m b/platform/ios/src/MGLMapboxEvents.m
index d59972f5bf..273af5b3bc 100644
--- a/platform/ios/src/MGLMapboxEvents.m
+++ b/platform/ios/src/MGLMapboxEvents.m
@@ -6,6 +6,7 @@
 #import "NSException+MGLAdditions.h"
 #import "MGLAPIClient.h"
 #import "MGLLocationManager.h"
+#import "MGLTelemetryConfig.h"
 
 #include <mbgl/storage/reachability.h>
 #include <sys/sysctl.h>
@@ -172,6 +173,8 @@ const NSTimeInterval MGLFlushInterval = 180;
 - (instancetype) init {
     self = [super init];
     if (self) {
+        [MGLTelemetryConfig.sharedConfig configurationFromKey:[[NSUserDefaults standardUserDefaults] objectForKey:MGLMapboxMetricsProfile]];
+        
         _currentAccountTypeValue = @0;
         _currentMetricsEnabledValue = YES;
         
diff --git a/platform/ios/src/MGLTelemetryConfig.h b/platform/ios/src/MGLTelemetryConfig.h
new file mode 100644
index 0000000000..527d344291
--- /dev/null
+++ b/platform/ios/src/MGLTelemetryConfig.h
@@ -0,0 +1,18 @@
+#import <Foundation/Foundation.h>
+#import <CoreLocation/CoreLocation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface MGLTelemetryConfig : NSObject
+
+@property (nonatomic) CLLocationDistance MGLLocationManagerHibernationRadius;
+
+extern NSString *const MGLMapboxMetricsProfile;
+
++ (nullable instancetype)sharedConfig;
+
+- (void)configurationFromKey:(NSString *)key;
+
+@end
+
+NS_ASSUME_NONNULL_END
diff --git a/platform/ios/src/MGLTelemetryConfig.m b/platform/ios/src/MGLTelemetryConfig.m
new file mode 100644
index 0000000000..c45554414a
--- /dev/null
+++ b/platform/ios/src/MGLTelemetryConfig.m
@@ -0,0 +1,35 @@
+#import "MGLTelemetryConfig.h"
+
+static const CLLocationDistance MGLConfigHibernationRadiusDefault = 300.0;
+static const CLLocationDistance MGLConfigHibernationRadiusWide = 1200.0;
+
+NSString *const MGLMapboxMetricsProfile = @"MGLMapboxMetricsProfile";
+
+static NSString *const MGLConfigHibernationRadiusWideKey = @"WideGeoFence";
+
+@implementation MGLTelemetryConfig
+
+- (instancetype) init {
+    self = [super init];
+    if (self) {
+        _MGLLocationManagerHibernationRadius = MGLConfigHibernationRadiusDefault;
+    }
+    return self;
+}
+
++ (nullable instancetype)sharedConfig {
+    static dispatch_once_t onceToken;
+    static MGLTelemetryConfig *_sharedConfig;
+    dispatch_once(&onceToken, ^{
+        _sharedConfig = [[self alloc] init];
+    });
+    return _sharedConfig;
+}
+
+- (void)configurationFromKey:(NSString *)key {
+    if ([key isEqualToString:MGLConfigHibernationRadiusWideKey]) {
+        _MGLLocationManagerHibernationRadius = MGLConfigHibernationRadiusWide;
+    }
+}
+
+@end