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Copy settings from credential to device encrypted storage

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Copy settings from credential to device encrypted storage if device encrypted is empty. This should only happen at most once, if the user is updating the application to the version with device encrypted storage.
This commit is contained in:
Trevor Terris 2021-05-04 12:56:35 -04:00 • committed by Daniele Laudani
parent 3d8361cc89
commit dd7b56fbb3
1 changed files with 36 additions and 7 deletions
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43
app/src/main/java/org/dslul/openboard/inputmethod/latin/utils/DeviceProtectedUtils.java
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@ -19,22 +19,51 @@ package org.dslul.openboard.inputmethod.latin.utils;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.util.Log;
import org.dslul.openboard.inputmethod.latin.LatinIME;
import java.util.Map;
import java.util.Set;
public final class DeviceProtectedUtils {
private static Context deviceProtectedContext;
static final String TAG = DeviceProtectedUtils.class.getSimpleName();
@SuppressWarnings("unchecked")
public static SharedPreferences getSharedPreferences(final Context context) {
return PreferenceManager.getDefaultSharedPreferences(getDeviceProtectedContext(context));
SharedPreferences deviceProtectedPreferences = PreferenceManager.getDefaultSharedPreferences(getDeviceProtectedContext(context));
if (deviceProtectedPreferences.getAll().isEmpty()) {
Log.i(TAG, "Device encrypted storage is empty, copying values from credential encrypted storage");
for (Map.Entry<String, ?> entry : PreferenceManager.getDefaultSharedPreferences(context).getAll().entrySet()) {
SharedPreferences.Editor deviceProtectedPreferencesEditor = deviceProtectedPreferences.edit();
try {
if (entry.getKey() != null && entry.getValue() != null) {
if (entry.getValue() instanceof Boolean)
deviceProtectedPreferencesEditor.putBoolean(entry.getKey(), (Boolean) entry.getValue());
if (entry.getValue() instanceof Float)
deviceProtectedPreferencesEditor.putFloat(entry.getKey(), (Float) entry.getValue());
if (entry.getValue() instanceof Integer)
deviceProtectedPreferencesEditor.putInt(entry.getKey(), (Integer) entry.getValue());
if (entry.getValue() instanceof Long)
deviceProtectedPreferencesEditor.putLong(entry.getKey(), (Long) entry.getValue());
if (entry.getValue() instanceof String)
deviceProtectedPreferencesEditor.putString(entry.getKey(), (String) entry.getValue());
if (entry.getValue() instanceof Set)
deviceProtectedPreferencesEditor.putStringSet(entry.getKey(), (Set<String>) entry.getValue());
}
} catch (Exception e) {
Log.w(TAG, "Unable to copy preference from credential to device encrypted storage", e);
}
deviceProtectedPreferencesEditor.apply();
}
}
return deviceProtectedPreferences;
}
private static Context getDeviceProtectedContext(final Context context) {
if (deviceProtectedContext != null) {
return deviceProtectedContext;
}
deviceProtectedContext = context.isDeviceProtectedStorage()
return context.isDeviceProtectedStorage()
? context : context.createDeviceProtectedStorageContext();
return deviceProtectedContext;
}
private DeviceProtectedUtils() {