[osx] Added OS X support for offline downloads

1 files changed, 40 insertions, 0 deletions

diff --git a/platform/darwin/src/NSBundle+MGLAdditions.m b/platform/darwin/src/NSBundle+MGLAdditions.m
new file mode 100644
index 0000000000..e1f3e7c720
--- /dev/null
+++ b/platform/darwin/src/NSBundle+MGLAdditions.m
@@ -0,0 +1,40 @@
+#import "NSBundle+MGLAdditions.h"
+
+#import "MGLAccountManager.h"
+
+void mgl_linkBundleCategory() {}
+
+@implementation NSBundle (MGLAdditions)
+
++ (instancetype)mgl_frameworkBundle {
+    NSBundle *bundle = [self bundleForClass:[MGLAccountManager class]];
+    if (![bundle.infoDictionary[@"CFBundlePackageType"] isEqualToString:@"FMWK"] && !bundle.mgl_resourcesDirectory) {
+        // For static frameworks, the bundle is the containing application
+        // bundle but the resources are still in the framework bundle.
+        bundle = [NSBundle bundleWithPath:[bundle.privateFrameworksPath
+                                           stringByAppendingPathComponent:@"Mapbox.framework"]];
+    }
+    return bundle;
+}
+
++ (nullable NSString *)mgl_frameworkBundleIdentifier {
+    return self.mgl_frameworkInfoDictionary[@"CFBundleIdentifier"];
+}
+
++ (nullable NS_DICTIONARY_OF(NSString *, id) *)mgl_frameworkInfoDictionary {
+    NSBundle *bundle = self.mgl_frameworkBundle;
+    if (bundle.mgl_resourcesDirectory) {
+        NSString *infoPlistPath = [bundle pathForResource:@"Info"
+                                                   ofType:@"plist"
+                                              inDirectory:bundle.mgl_resourcesDirectory];
+        return [NSDictionary dictionaryWithContentsOfFile:infoPlistPath];
+    } else {
+        return bundle.infoDictionary;
+    }
+}
+
+- (NSString *)mgl_resourcesDirectory {
+    return [self pathForResource:@"Mapbox" ofType:@"bundle"] ? @"Mapbox.bundle" : nil;
+}
+
+@end