1 files changed, 113 insertions, 0 deletions
diff --git a/packages/SoundPicker/src/com/android/soundpicker/RingtoneOverlayService.java b/packages/SoundPicker/src/com/android/soundpicker/RingtoneOverlayService.java
new file mode 100644
index 000000000000..2d37b4c9c342
--- /dev/null
+++ b/packages/SoundPicker/src/com/android/soundpicker/RingtoneOverlayService.java
@@ -0,0 +1,113 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.soundpicker;
+
+import android.app.Service;
+import android.content.Intent;
+import android.media.RingtoneManager;
+import android.net.Uri;
+import android.os.AsyncTask;
+import android.os.Environment;
+import android.os.FileUtils;
+import android.os.IBinder;
+import android.provider.MediaStore;
+import android.provider.Settings.System;
+import android.util.Log;
+
+import androidx.annotation.IdRes;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * Service to copy and set customization of default sounds
+ */
+public class RingtoneOverlayService extends Service {
+    private static final String TAG = "RingtoneOverlayService";
+    private static final boolean DEBUG = false;
+
+    @Override
+    public int onStartCommand(@Nullable final Intent intent, final int flags, final int startId) {
+        AsyncTask.execute(() -> {
+            updateRingtones();
+            stopSelf();
+        });
+
+        // Try again later if we are killed before we finish.
+        return Service.START_REDELIVER_INTENT;
+    }
+
+    @Override
+    public IBinder onBind(@Nullable final Intent intent) {
+        return null;
+    }
+
+    private void updateRingtones() {
+        copyResourceAndSetAsSound(R.raw.default_ringtone,
+                System.RINGTONE, Environment.DIRECTORY_RINGTONES);
+        copyResourceAndSetAsSound(R.raw.default_notification_sound,
+                System.NOTIFICATION_SOUND, Environment.DIRECTORY_NOTIFICATIONS);
+        copyResourceAndSetAsSound(R.raw.default_alarm_alert,
+                System.ALARM_ALERT, Environment.DIRECTORY_ALARMS);
+    }
+
+    /* If the resource contains any data, copy a resource to the file system, scan it, and set the
+     * file URI as the default for a sound. */
+    private void copyResourceAndSetAsSound(@IdRes final int id, @NonNull final String name,
+            @NonNull final String subPath) {
+        final File destDir = Environment.getExternalStoragePublicDirectory(subPath);
+        if (!destDir.exists() && !destDir.mkdirs()) {
+            Log.e(TAG, "can't create " + destDir.getAbsolutePath());
+            return;
+        }
+
+        final File dest = new File(destDir, "default_" + name + ".ogg");
+        try (
+            InputStream is = getResources().openRawResource(id);
+            FileOutputStream os = new FileOutputStream(dest);
+        ) {
+            if (is.available() > 0) {
+                FileUtils.copy(is, os);
+                final Uri uri = scanFile(dest);
+                if (uri != null) {
+                    set(name, uri);
+                }
+            } else {
+                // TODO Shall we remove any former copied resource in this case and unset
+                // the defaults if we use this event a second time to clear the data?
+                if (DEBUG) Log.d(TAG, "Resource for " + name + " has no overlay");
+            }
+        } catch (IOException e) {
+            Log.e(TAG, "Unable to open resource for " + name + ": " + e);
+        }
+    }
+
+    private Uri scanFile(@NonNull final File file) {
+        return MediaStore.scanFile(this, file);
+    }
+
+    private void set(@NonNull final String name, @NonNull final Uri uri) {
+        final Uri settingUri = System.getUriFor(name);
+        RingtoneManager.setActualDefaultRingtoneUri(this,
+                RingtoneManager.getDefaultType(settingUri), uri);
+        System.putInt(getContentResolver(), name + "_set", 1);
+    }
+}