| /* |
| * Copyright (C) 2009 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.exchange.service; |
| |
| import android.accounts.Account; |
| import android.content.AbstractThreadedSyncAdapter; |
| import android.content.ContentProviderClient; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.SyncResult; |
| import android.database.Cursor; |
| import android.net.Uri; |
| import android.os.Bundle; |
| import android.provider.ContactsContract.Groups; |
| import android.provider.ContactsContract.RawContacts; |
| |
| import com.android.emailcommon.provider.EmailContent; |
| import com.android.emailcommon.provider.EmailContent.AccountColumns; |
| import com.android.emailcommon.provider.EmailContent.MailboxColumns; |
| import com.android.emailcommon.provider.Mailbox; |
| import com.android.exchange.Eas; |
| import com.android.mail.utils.LogUtils; |
| |
| public class ContactsSyncAdapterService extends AbstractSyncAdapterService { |
| private static final String TAG = "EASContactsSyncAdaptSvc"; |
| private static final String ACCOUNT_AND_TYPE_CONTACTS = |
| MailboxColumns.ACCOUNT_KEY + "=? AND " + MailboxColumns.TYPE + '=' + Mailbox.TYPE_CONTACTS; |
| |
| public ContactsSyncAdapterService() { |
| super(); |
| } |
| |
| @Override |
| protected AbstractThreadedSyncAdapter newSyncAdapter() { |
| return new SyncAdapterImpl(this); |
| } |
| |
| private static class SyncAdapterImpl extends AbstractThreadedSyncAdapter { |
| public SyncAdapterImpl(Context context) { |
| super(context, true /* autoInitialize */); |
| } |
| |
| @Override |
| public void onPerformSync(Account account, Bundle extras, |
| String authority, ContentProviderClient provider, SyncResult syncResult) { |
| ContactsSyncAdapterService.performSync(getContext(), account, extras, authority, |
| provider, syncResult); |
| } |
| } |
| |
| private static boolean hasDirtyRows(ContentResolver resolver, Uri uri, String dirtyColumn) { |
| Cursor c = resolver.query(uri, EmailContent.ID_PROJECTION, dirtyColumn + "=1", null, null); |
| try { |
| return c.getCount() > 0; |
| } finally { |
| c.close(); |
| } |
| } |
| |
| /** |
| * Partial integration with system SyncManager; we tell our EAS ExchangeService to start a |
| * contacts sync when we get the signal from SyncManager. |
| * The missing piece at this point is integration with the push/ping mechanism in EAS; this will |
| * be put in place at a later time. |
| */ |
| private static void performSync(Context context, Account account, Bundle extras, |
| String authority, ContentProviderClient provider, SyncResult syncResult) { |
| ContentResolver cr = context.getContentResolver(); |
| |
| // If we've been asked to do an upload, make sure we've got work to do |
| if (extras.getBoolean(ContentResolver.SYNC_EXTRAS_UPLOAD)) { |
| Uri uri = RawContacts.CONTENT_URI.buildUpon() |
| .appendQueryParameter(RawContacts.ACCOUNT_NAME, account.name) |
| .appendQueryParameter(RawContacts.ACCOUNT_TYPE, Eas.EXCHANGE_ACCOUNT_MANAGER_TYPE) |
| .build(); |
| // See if we've got dirty contacts or dirty groups containing our contacts |
| boolean changed = hasDirtyRows(cr, uri, RawContacts.DIRTY); |
| if (!changed) { |
| uri = Groups.CONTENT_URI.buildUpon() |
| .appendQueryParameter(RawContacts.ACCOUNT_NAME, account.name) |
| .appendQueryParameter(RawContacts.ACCOUNT_TYPE, |
| Eas.EXCHANGE_ACCOUNT_MANAGER_TYPE) |
| .build(); |
| changed = hasDirtyRows(cr, uri, Groups.DIRTY); |
| } |
| if (!changed) { |
| LogUtils.i(TAG, "Upload sync; no changes"); |
| return; |
| } |
| } |
| |
| // Find the (EmailProvider) account associated with this email address |
| final Cursor accountCursor = |
| cr.query(com.android.emailcommon.provider.Account.CONTENT_URI, |
| com.android.emailcommon.provider.Account.ID_PROJECTION, |
| AccountColumns.EMAIL_ADDRESS + "=?", |
| new String[] {account.name}, null); |
| if (accountCursor == null) { |
| LogUtils.e(TAG, "null account cursor in ContactsSyncAdapterService"); |
| return; |
| } |
| |
| try { |
| if (accountCursor.moveToFirst()) { |
| final long accountId = accountCursor.getLong( |
| com.android.emailcommon.provider.Account.ID_PROJECTION_COLUMN); |
| // Now, find the contacts mailbox associated with the account |
| final Cursor mailboxCursor = cr.query(Mailbox.CONTENT_URI, Mailbox.ID_PROJECTION, |
| ACCOUNT_AND_TYPE_CONTACTS, new String[] {Long.toString(accountId)}, null); |
| try { |
| if (mailboxCursor.moveToFirst()) { |
| LogUtils.i(TAG, "Contact sync requested for " + account.name); |
| // TODO: Currently just bouncing this to Email sync; eventually streamline. |
| final long mailboxId = mailboxCursor.getLong(Mailbox.ID_PROJECTION_COLUMN); |
| // TODO: Should we be using the existing extras and just adding our bits? |
| final Bundle mailboxExtras = new Bundle(4); |
| mailboxExtras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true); |
| mailboxExtras.putBoolean(ContentResolver.SYNC_EXTRAS_DO_NOT_RETRY, true); |
| mailboxExtras.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true); |
| mailboxExtras.putLong(Mailbox.SYNC_EXTRA_MAILBOX_ID, mailboxId); |
| ContentResolver.requestSync(account, EmailContent.AUTHORITY, mailboxExtras); |
| } |
| } finally { |
| mailboxCursor.close(); |
| } |
| } |
| } finally { |
| accountCursor.close(); |
| } |
| } |
| } |