1 files changed, 95 insertions, 0 deletions
diff --git a/src/com/android/messaging/util/BugleSubscriptionPrefs.java b/src/com/android/messaging/util/BugleSubscriptionPrefs.java
new file mode 100644
index 0000000..039712a
--- /dev/null
+++ b/src/com/android/messaging/util/BugleSubscriptionPrefs.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2015 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.messaging.util;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.text.TextUtils;
+
+import com.android.messaging.Factory;
+import com.android.messaging.R;
+
+/**
+ * Provides interface to access per-subscription shared preferences. We have one instance of
+ * this per active subscription.
+ */
+public class BugleSubscriptionPrefs extends BuglePrefsImpl {
+    private final int mSubId;
+
+    public BugleSubscriptionPrefs(final Context context, final int subId) {
+        super(context);
+        mSubId = subId;
+    }
+
+    @Override
+    public String getSharedPreferencesName() {
+        return SHARED_PREFERENCES_PER_SUBSCRIPTION_PREFIX + String.valueOf(mSubId);
+    }
+
+    @Override
+    protected void validateKey(String key) {
+        super.validateKey(key);
+        // Callers should only access per-subscription preferences from this class
+        Assert.isTrue(key.startsWith(SHARED_PREFERENCES_PER_SUBSCRIPTION_PREFIX));
+    }
+
+    @Override
+    public void onUpgrade(final int oldVersion, final int newVersion) {
+        switch (oldVersion) {
+            case BuglePrefs.NO_SHARED_PREFERENCES_VERSION:
+                // Upgrade to version 1. Adding per-subscription shared prefs.
+                // Migrate values from the application-wide settings.
+                migratePrefBooleanInternal(BuglePrefs.getApplicationPrefs(), "delivery_reports",
+                        R.string.delivery_reports_pref_key, R.bool.delivery_reports_pref_default);
+                migratePrefBooleanInternal(BuglePrefs.getApplicationPrefs(), "auto_retrieve_mms",
+                        R.string.auto_retrieve_mms_pref_key, R.bool.auto_retrieve_mms_pref_default);
+                migratePrefBooleanInternal(BuglePrefs.getApplicationPrefs(),
+                        "auto_retrieve_mms_when_roaming",
+                        R.string.auto_retrieve_mms_when_roaming_pref_key,
+                        R.bool.auto_retrieve_mms_when_roaming_pref_default);
+                migratePrefBooleanInternal(BuglePrefs.getApplicationPrefs(), "group_messaging",
+                        R.string.group_mms_pref_key, R.bool.group_mms_pref_default);
+
+                if (PhoneUtils.getDefault().getActiveSubscriptionCount() == 1) {
+                    migratePrefStringInternal(BuglePrefs.getApplicationPrefs(), "mms_phone_number",
+                            R.string.mms_phone_number_pref_key, null);
+                }
+        }
+    }
+
+    private void migratePrefBooleanInternal(final BuglePrefs oldPrefs, final String oldKey,
+            final int newKeyResId, final int defaultValueResId) {
+        final Resources resources = Factory.get().getApplicationContext().getResources();
+        final boolean defaultValue = resources.getBoolean(defaultValueResId);
+        final boolean oldValue = oldPrefs.getBoolean(oldKey, defaultValue);
+
+        // Only migrate pref value if it's different than the default.
+        if (oldValue != defaultValue) {
+            putBoolean(resources.getString(newKeyResId), oldValue);
+        }
+    }
+
+    private void migratePrefStringInternal(final BuglePrefs oldPrefs, final String oldKey,
+            final int newKeyResId, final String defaultValue) {
+        final Resources resources = Factory.get().getApplicationContext().getResources();
+        final String oldValue = oldPrefs.getString(oldKey, defaultValue);
+
+        // Only migrate pref value if it's different than the default.
+        if (!TextUtils.equals(oldValue, defaultValue)) {
+            putString(resources.getString(newKeyResId), oldValue);
+        }
+    }
+}