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/*
* 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.browser;
import android.accounts.Account;
import android.accounts.AccountManager;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.provider.BrowserContract;
import android.provider.BrowserContract.Accounts;
import android.provider.BrowserContract.Bookmarks;
import android.text.TextUtils;
public class AccountsChangedReceiver extends BroadcastReceiver {
private static final String[] PROJECTION = new String[] {
Accounts.ACCOUNT_NAME,
Accounts.ACCOUNT_TYPE,
};
private static final String SELECTION = Accounts.ACCOUNT_NAME + " IS NOT NULL";
private static final String DELETE_SELECTION = Accounts.ACCOUNT_NAME + "=? AND "
+ Accounts.ACCOUNT_TYPE + "=?";
@Override
public void onReceive(Context context, Intent intent) {
new DeleteRemovedAccounts(context).start();
}
static class DeleteRemovedAccounts extends Thread {
Context mContext;
public DeleteRemovedAccounts(Context context) {
mContext = context.getApplicationContext();
}
@Override
public void run() {
Account[] accounts = AccountManager.get(mContext).getAccounts();
ContentResolver cr = mContext.getContentResolver();
Cursor c = cr.query(Accounts.CONTENT_URI, PROJECTION,
SELECTION, null, null);
while (c.moveToNext()) {
String name = c.getString(0);
String type = c.getString(1);
if (!contains(accounts, name, type)) {
delete(cr, name, type);
}
}
cr.update(Accounts.CONTENT_URI, null, null, null);
c.close();
}
void delete(ContentResolver cr, String name, String type) {
// Pretend to be a sync adapter to delete the data and not mark
// it for deletion. Without this, the bookmarks will be marked to
// be deleted, which will propagate to the server if the account
// is added back.
Uri uri = Bookmarks.CONTENT_URI.buildUpon()
.appendQueryParameter(BrowserContract.CALLER_IS_SYNCADAPTER, "true")
.build();
cr.delete(uri, DELETE_SELECTION, new String[] { name, type });
}
boolean contains(Account[] accounts, String name, String type) {
for (Account a : accounts) {
if (TextUtils.equals(a.name, name)
&& TextUtils.equals(a.type, type)) {
return true;
}
}
return false;
}
}
}
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