1 files changed, 39 insertions, 0 deletions
diff --git a/platform/ios/src/MGLSDKUpdateChecker.mm b/platform/ios/src/MGLSDKUpdateChecker.mm
new file mode 100644
index 0000000000..ab4ef7be86
--- /dev/null
+++ b/platform/ios/src/MGLSDKUpdateChecker.mm
@@ -0,0 +1,39 @@
+#import "MGLSDKUpdateChecker.h"
+#import "NSBundle+MGLAdditions.h"
+#import "NSProcessInfo+MGLAdditions.h"
+
+@implementation MGLSDKUpdateChecker
+
++ (void)checkForUpdates {
+#if TARGET_IPHONE_SIMULATOR
+    // Abort if running in a playground.
+    if ([[NSBundle mainBundle].bundleIdentifier hasPrefix:@"com.apple.dt.playground."] ||
+        NSProcessInfo.processInfo.mgl_isInterfaceBuilderDesignablesAgent) {
+        return;
+    }
+
+    NSString *currentVersion = [NSBundle mgl_frameworkInfoDictionary][@"MGLSemanticVersionString"];
+
+    // Skip version check if weʼre doing gl-native development, as the framework
+    // version is `1` until built for packaging.
+    if ([currentVersion isEqualToString:@"1.0.0"]) {
+        return;
+    }
+
+    NSURL *url = [NSURL URLWithString:@"https://www.mapbox.com/ios-sdk/latest_version"];
+    [[NSURLSession.sharedSession dataTaskWithURL:url completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
+        if (error || ((NSHTTPURLResponse *)response).statusCode != 200) {
+            return;
+        }
+
+        NSString *latestVersion = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
+        latestVersion = [latestVersion stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+        if (![currentVersion isEqualToString:latestVersion]) {
+            NSString *updateAvailable = [NSString stringWithFormat:NSLocalizedStringWithDefaultValue(@"SDK_UPDATE_AVAILABLE", nil, nil, @"Mapbox iOS SDK version %@ is now available:", @"Developer-only SDK update notification; {latest version, in format x.x.x}"), latestVersion];
+            NSLog(@"%@ https://github.com/mapbox/mapbox-gl-native/releases/tag/ios-v%@", updateAvailable, latestVersion);
+        }
+    }] resume];
+#endif
+}
+
+@end