Update SUPlainInstaller.m (#1512)

Try to preserve Finder tags while updating apps
sparkle-project · Dec 11, 2019 · 1081dcd · 1081dcd
1 parent 3a497dd
commit 1081dcd
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/Sparkle/SUPlainInstaller.m b/Sparkle/SUPlainInstaller.m
@@ -207,6 +207,14 @@ - (BOOL)performInstallationToURL:(NSURL *)installationURL fromUpdateAtURL:(NSURL
     if (progress) {
         progress(9/10.0);
     }
+
+    // Try to preserve Finder tags. Failure can be accepted without complaint as previous Sparkle versions did not do this at all
+    NSArray *resourceTags;
+    BOOL success = [oldTempURL getResourceValue:&resourceTags forKey:NSURLTagNamesKey error:NULL];
+    if (success && resourceTags.count)
+    {
+        [destinationAppURL setResourceValue:resourceTags forKey:NSURLTagNamesKey error:NULL];
+    }
 
     // From here on out, we don't really need to bring up authorization if we haven't done so prior
     SUFileManager *constrainedFileManager = [fileManager fileManagerByPreservingAuthorizationRights];