已存在的ypk，yrp文件不做处理只给提示

mobile/src/main/java/cn/garymb/ygomobile/GameUriManager.java

@@ -134,11 +134,15 @@ public class GameUriManager {
                 activity.startActivity(startdeck);
             } else if (file.getName().toLowerCase(Locale.US).endsWith(".ypk")) {
                 File ypk = new File(AppsSettings.get().getExpansionsPath() + "/" + file.getName().toLowerCase(Locale.US));
+                if (ypk.exists()) {
+                    Toast.makeText(activity, activity.getString(R.string.file_exist), Toast.LENGTH_LONG).show();
+                } else {
                     try {
                         FileUtils.copyFile(file, ypk);
                     } catch (Throwable e) {
                         Toast.makeText(activity, activity.getString(R.string.install_failed_bcos) + e, Toast.LENGTH_LONG).show();
                     }
+                }
                 if (!AppsSettings.get().isReadExpansions()) {
                     activity.startActivity(startSeting);
                     Toast.makeText(activity, R.string.ypk_go_setting, Toast.LENGTH_LONG).show();
@@ -148,8 +152,9 @@ public class GameUriManager {
                 }
             } else if (file.getName().toLowerCase(Locale.US).endsWith(".yrp")) {
                 File yrp = new File(AppsSettings.get().getResourcePath() + "/" + CORE_REPLAY_PATH + "/" + file.getName().toLowerCase(Locale.US));
-                if (yrp.getAbsolutePath().equals(file)) {
+                if (yrp.exists()) {
                     YGOStarter.startGame(getActivity(), null);
+                    Toast.makeText(activity, activity.getString(R.string.file_exist), Toast.LENGTH_LONG).show();
                 } else {
                     try {
                         FileUtils.copyFile(file, yrp);
@@ -190,6 +195,9 @@ public class GameUriManager {
                 try {
                     File ypk = new File(AppsSettings.get().getExpansionsPath() + "/" + urifile.getName().toLowerCase(Locale.US));
                     ParcelFileDescriptor pfd = getActivity().getContentResolver().openFileDescriptor(uri, "r");
+                    if (ypk.exists()) {
+                        Toast.makeText(activity, activity.getString(R.string.file_exist), Toast.LENGTH_SHORT).show();
+                    } else {
                         if (pfd == null) {
                             return;
                         } else {
@@ -201,6 +209,7 @@ public class GameUriManager {
                                 pfd.close();
                             }
                         }
+                    }
                 } catch (Throwable e) {
                     e.printStackTrace();
                 }
@@ -217,6 +226,7 @@ public class GameUriManager {
                     ParcelFileDescriptor pfd = getActivity().getContentResolver().openFileDescriptor(uri, "r");
                     if (yrp.exists()) {
                         YGOStarter.startGame(getActivity(), null);
+                        Toast.makeText(activity, activity.getString(R.string.file_exist), Toast.LENGTH_SHORT).show();
                     } else {
                         if (pfd == null) {
                             return;