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Add utility to determine if account can't auto-sync due to roaming 

* We need to call this out to the user (a surprised user is an
  unhappy user)
* Required for fix to bug referenced below

Bug: 5533550
Change-Id: I7da337057b9b28300ddd485283920e12c1ae53da
This commit is contained in:
Marc Blank 2011-11-01 14:11:43 -07:00
parent f0436aee23
commit 95abeed64a
1 changed files with 47 additions and 0 deletions
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47
emailcommon/src/com/android/emailcommon/provider/Account.java
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@ -1,3 +1,19 @@
/*
* Copyright (C) 2011 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.emailcommon.provider;
import android.content.ContentProviderOperation;
@ -8,6 +24,8 @@ import android.content.ContentValues;
import android.content.Context;
import android.content.OperationApplicationException;
import android.database.Cursor;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.os.Parcel;
import android.os.Parcelable;
@ -666,6 +684,35 @@ public final class Account extends EmailContent implements AccountColumns, Parce
}
}
/**
* Given an account id, determine whether the account is currently prohibited from automatic
* sync, due to roaming while the account's policy disables this
* @param context the caller's context
* @param accountId the account id
* @return true if the account can't automatically sync due to roaming; false otherwise
*/
public static boolean isAutomaticSyncDisabledByRoaming(Context context, long accountId) {
Account account = Account.restoreAccountWithId(context, accountId);
// Account being deleted; just return
if (account == null) return false;
long policyKey = account.mPolicyKey;
// If no security policy, we're good
if (policyKey <= 0) return false;
ConnectivityManager cm =
(ConnectivityManager)context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo info = cm.getActiveNetworkInfo();
// If not on a mobile network, we're good. Do this check because it's unclear whether
// isRoaming() returns valid data while on WiFi
if (!ConnectivityManager.isNetworkTypeMobile(info.getType())) return false;
// If we're not roaming, we're good
if (!info.isRoaming()) return false;
Policy policy = Policy.restorePolicyWithId(context, policyKey);
// Account being deleted; just return
if (policy == null) return false;
return policy.mRequireManualSyncWhenRoaming;
}
/**
* Override update to enforce a single default account, and do it atomically
*/