fix crash in FileUTils.copyURItoFile() if source and destination are the same file.

This allows to install pbw files from the pbw-cache manually though a file manager.

CHANGELOG.md

@@ -6,6 +6,7 @@
 * Pebble: Support installing .pbl (language files) on firmware 3.x
 * Pebble: Correct setting the timezone on firmware 3.x (pebble expects the "ID" eg. Europe/Berlin)
 * Pebble: Show correct icon for activity tracker and watchfaces in app installer (language and fw icons still missing)
+* Pebble: Fix crash when trying to install files though a file manager which are located inside the pbw-cache on firmware 3.x
 
 ####Version 0.6.8
 * Mi Band support for Firmware upgrade/downgrade on Mi Band 1A (white LEDs, no heartrate sensor)

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/FileUtils.java

@@ -48,6 +48,10 @@ public class FileUtils {
     }
 
     public static void copyURItoFile(Context ctx, Uri uri, File destFile) throws IOException {
+        if (uri.getPath().equals(destFile.getPath())) {
+            return;
+        }
+
         ContentResolver cr = ctx.getContentResolver();
         InputStream fin;
         try {