From da31291a965ea898a59a0859c7e455144eaea195 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Wed, 5 Sep 2018 19:00:55 +0200
Subject: Add `DefaultURLHandler`; Get current handler for `mailto` URLs

Add a class to get the current bundle handler for `mailto` URLs. It will
be extended to set CopyMailto as the default handler after saving the
original.
---
 CopyMailto/DefaultURLHandler.h | 15 +++++++++++++++
 CopyMailto/DefaultURLHandler.m | 28 ++++++++++++++++++++++++++++
 CopyMailto/main.m              |  3 +++
 3 files changed, 46 insertions(+)
 create mode 100644 CopyMailto/DefaultURLHandler.h
 create mode 100644 CopyMailto/DefaultURLHandler.m

(limited to 'CopyMailto')

diff --git a/CopyMailto/DefaultURLHandler.h b/CopyMailto/DefaultURLHandler.h
new file mode 100644
index 0000000..7bad3d0
--- /dev/null
+++ b/CopyMailto/DefaultURLHandler.h
@@ -0,0 +1,15 @@
+//
+//  DefaultURLHandler.h
+//  CopyMailto
+//
+//  Created by tw on 9/5/18.
+//  Copyright © 2018 tw. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface DefaultURLHandler : NSObject
+
++ (void)saveDefaultURLHandler;
+
+@end
diff --git a/CopyMailto/DefaultURLHandler.m b/CopyMailto/DefaultURLHandler.m
new file mode 100644
index 0000000..a8d124f
--- /dev/null
+++ b/CopyMailto/DefaultURLHandler.m
@@ -0,0 +1,28 @@
+//
+//  DefaultURLHandler.m
+//  CopyMailto
+//
+//  Created by tw on 9/5/18.
+//  Copyright © 2018 tw. All rights reserved.
+//
+
+#import "DefaultURLHandler.h"
+
+@implementation DefaultURLHandler
+
+//LSSetDefaultHandlerForURLScheme();
++ (void)saveDefaultURLHandler {
+    CFStringRef mailto = CFStringCreateWithCString(
+        kCFAllocatorDefault,
+        "mailto",
+        kCFStringEncodingUTF8
+    );
+
+    CFStringRef bundle_identifier = LSCopyDefaultHandlerForURLScheme(mailto);
+    NSLog(@"%@", bundle_identifier);
+
+    CFRelease(mailto);
+    CFRelease(bundle_identifier);
+}
+
+@end
diff --git a/CopyMailto/main.m b/CopyMailto/main.m
index dd3e4a5..8dfe2c1 100644
--- a/CopyMailto/main.m
+++ b/CopyMailto/main.m
@@ -8,6 +8,9 @@
 
 #import <Cocoa/Cocoa.h>
 
+#import "DefaultURLHandler.h"
+
 int main(int argc, const char * argv[]) {
+    [DefaultURLHandler saveDefaultURLHandler];
     return NSApplicationMain(argc, argv);
 }
-- 
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