/* * 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.email.provider; import android.appwidget.AppWidgetManager; import android.content.ComponentCallbacks; import android.content.ComponentName; import android.content.ContentProvider; import android.content.ContentProviderOperation; import android.content.ContentProviderResult; import android.content.ContentResolver; import android.content.ContentUris; import android.content.ContentValues; import android.content.Context; import android.content.Intent; import android.content.OperationApplicationException; import android.content.PeriodicSync; import android.content.UriMatcher; import android.content.pm.ActivityInfo; import android.content.res.Configuration; import android.content.res.Resources; import android.database.ContentObserver; import android.database.Cursor; import android.database.CursorWrapper; import android.database.DatabaseUtils; import android.database.MatrixCursor; import android.database.MergeCursor; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteException; import android.net.Uri; import android.os.AsyncTask; import android.os.Binder; import android.os.Build; import android.os.Bundle; import android.os.Handler; import android.os.Handler.Callback; import android.os.Looper; import android.os.Parcel; import android.os.ParcelFileDescriptor; import android.os.RemoteException; import android.provider.BaseColumns; import android.text.TextUtils; import android.text.format.DateUtils; import android.text.util.Rfc822Token; import android.text.util.Rfc822Tokenizer; import android.util.Base64; import android.util.Log; import android.util.SparseArray; import com.android.common.content.ProjectionMap; import com.android.email.Preferences; import com.android.email.R; import com.android.email.SecurityPolicy; import com.android.email.service.AttachmentDownloadService; import com.android.email.service.EmailServiceUtils; import com.android.email.service.EmailServiceUtils.EmailServiceInfo; import com.android.email2.ui.MailActivityEmail; import com.android.emailcommon.Logging; import com.android.emailcommon.mail.Address; import com.android.emailcommon.provider.Account; import com.android.emailcommon.provider.Credential; import com.android.emailcommon.provider.EmailContent; import com.android.emailcommon.provider.EmailContent.AccountColumns; import com.android.emailcommon.provider.EmailContent.Attachment; import com.android.emailcommon.provider.EmailContent.AttachmentColumns; import com.android.emailcommon.provider.EmailContent.Body; import com.android.emailcommon.provider.EmailContent.BodyColumns; import com.android.emailcommon.provider.EmailContent.HostAuthColumns; import com.android.emailcommon.provider.EmailContent.MailboxColumns; import com.android.emailcommon.provider.EmailContent.Message; import com.android.emailcommon.provider.EmailContent.MessageColumns; import com.android.emailcommon.provider.EmailContent.PolicyColumns; import com.android.emailcommon.provider.EmailContent.SyncColumns; import com.android.emailcommon.provider.HostAuth; import com.android.emailcommon.provider.Mailbox; import com.android.emailcommon.provider.MailboxUtilities; import com.android.emailcommon.provider.MessageChangeLogTable; import com.android.emailcommon.provider.MessageMove; import com.android.emailcommon.provider.MessageStateChange; import com.android.emailcommon.provider.Policy; import com.android.emailcommon.provider.QuickResponse; import com.android.emailcommon.service.EmailServiceProxy; import com.android.emailcommon.service.EmailServiceStatus; import com.android.emailcommon.service.IEmailService; import com.android.emailcommon.service.SearchParams; import com.android.emailcommon.utility.AttachmentUtilities; import com.android.emailcommon.utility.IntentUtilities; import com.android.emailcommon.utility.Utility; import com.android.ex.photo.provider.PhotoContract; import com.android.mail.preferences.MailPrefs; import com.android.mail.providers.ConversationInfo; import com.android.mail.providers.Folder; import com.android.mail.providers.FolderList; import com.android.mail.providers.ParticipantInfo; import com.android.mail.providers.Settings; import com.android.mail.providers.UIProvider; import com.android.mail.providers.UIProvider.AccountCapabilities; import com.android.mail.providers.UIProvider.AccountCursorExtraKeys; import com.android.mail.providers.UIProvider.ConversationColumns; import com.android.mail.providers.UIProvider.ConversationPriority; import com.android.mail.providers.UIProvider.ConversationSendingState; import com.android.mail.providers.UIProvider.DraftType; import com.android.mail.utils.AttachmentUtils; import com.android.mail.utils.LogTag; import com.android.mail.utils.LogUtils; import com.android.mail.utils.MatrixCursorWithCachedColumns; import com.android.mail.utils.MatrixCursorWithExtra; import com.android.mail.utils.MimeType; import com.android.mail.utils.Utils; import com.android.mail.widget.BaseWidgetProvider; import com.google.common.collect.ImmutableMap; import com.google.common.collect.ImmutableSet; import com.google.common.collect.Lists; import com.google.common.collect.Sets; import java.io.File; import java.io.FileDescriptor; import java.io.FileNotFoundException; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.List; import java.util.Locale; import java.util.Map; import java.util.Set; import java.util.regex.Pattern; /** * @author mblank * */ public class EmailProvider extends ContentProvider { private static final String TAG = LogTag.getLogTag(); // Time to delay upsync requests. public static final long SYNC_DELAY_MILLIS = 30 * DateUtils.SECOND_IN_MILLIS; public static String EMAIL_APP_MIME_TYPE; // exposed for testing public static final String DATABASE_NAME = "EmailProvider.db"; public static final String BODY_DATABASE_NAME = "EmailProviderBody.db"; private static final String BACKUP_DATABASE_NAME = "EmailProviderBackup.db"; /** * Notifies that changes happened. Certain UI components, e.g., widgets, can register for this * {@link android.content.Intent} and update accordingly. However, this can be very broad and * is NOT the preferred way of getting notification. */ private static final String ACTION_NOTIFY_MESSAGE_LIST_DATASET_CHANGED = "com.android.email.MESSAGE_LIST_DATASET_CHANGED"; private static final String EMAIL_MESSAGE_MIME_TYPE = "vnd.android.cursor.item/email-message"; private static final String EMAIL_ATTACHMENT_MIME_TYPE = "vnd.android.cursor.item/email-attachment"; /** The base of the URI that navigates to the settings page to alter email auth credentials */ private static Uri BASE_AUTH_URI; /** Appended to the notification URI for delete operations */ private static final String NOTIFICATION_OP_DELETE = "delete"; /** Appended to the notification URI for insert operations */ private static final String NOTIFICATION_OP_INSERT = "insert"; /** Appended to the notification URI for update operations */ private static final String NOTIFICATION_OP_UPDATE = "update"; /** The query string to trigger a folder refresh. */ private static String QUERY_UIREFRESH = "uirefresh"; // Definitions for our queries looking for orphaned messages private static final String[] ORPHANS_PROJECTION = new String[] {MessageColumns.ID, MessageColumns.MAILBOX_KEY}; private static final int ORPHANS_ID = 0; private static final int ORPHANS_MAILBOX_KEY = 1; private static final String WHERE_ID = EmailContent.RECORD_ID + "=?"; private static final int ACCOUNT_BASE = 0; private static final int ACCOUNT = ACCOUNT_BASE; private static final int ACCOUNT_ID = ACCOUNT_BASE + 1; private static final int ACCOUNT_RESET_NEW_COUNT = ACCOUNT_BASE + 2; private static final int ACCOUNT_RESET_NEW_COUNT_ID = ACCOUNT_BASE + 3; private static final int ACCOUNT_CHECK = ACCOUNT_BASE + 4; private static final int ACCOUNT_PICK_TRASH_FOLDER = ACCOUNT_BASE + 5; private static final int ACCOUNT_PICK_SENT_FOLDER = ACCOUNT_BASE + 6; private static final int MAILBOX_BASE = 0x1000; private static final int MAILBOX = MAILBOX_BASE; private static final int MAILBOX_ID = MAILBOX_BASE + 1; private static final int MAILBOX_NOTIFICATION = MAILBOX_BASE + 2; private static final int MAILBOX_MOST_RECENT_MESSAGE = MAILBOX_BASE + 3; private static final int MAILBOX_MESSAGE_COUNT = MAILBOX_BASE + 4; private static final int MESSAGE_BASE = 0x2000; private static final int MESSAGE = MESSAGE_BASE; private static final int MESSAGE_ID = MESSAGE_BASE + 1; private static final int SYNCED_MESSAGE_ID = MESSAGE_BASE + 2; private static final int MESSAGE_SELECTION = MESSAGE_BASE + 3; private static final int MESSAGE_MOVE = MESSAGE_BASE + 4; private static final int MESSAGE_STATE_CHANGE = MESSAGE_BASE + 5; private static final int ATTACHMENT_BASE = 0x3000; private static final int ATTACHMENT = ATTACHMENT_BASE; private static final int ATTACHMENT_ID = ATTACHMENT_BASE + 1; private static final int ATTACHMENTS_MESSAGE_ID = ATTACHMENT_BASE + 2; private static final int ATTACHMENTS_CACHED_FILE_ACCESS = ATTACHMENT_BASE + 3; private static final int HOSTAUTH_BASE = 0x4000; private static final int HOSTAUTH = HOSTAUTH_BASE; private static final int HOSTAUTH_ID = HOSTAUTH_BASE + 1; private static final int UPDATED_MESSAGE_BASE = 0x5000; private static final int UPDATED_MESSAGE = UPDATED_MESSAGE_BASE; private static final int UPDATED_MESSAGE_ID = UPDATED_MESSAGE_BASE + 1; private static final int DELETED_MESSAGE_BASE = 0x6000; private static final int DELETED_MESSAGE = DELETED_MESSAGE_BASE; private static final int DELETED_MESSAGE_ID = DELETED_MESSAGE_BASE + 1; private static final int POLICY_BASE = 0x7000; private static final int POLICY = POLICY_BASE; private static final int POLICY_ID = POLICY_BASE + 1; private static final int QUICK_RESPONSE_BASE = 0x8000; private static final int QUICK_RESPONSE = QUICK_RESPONSE_BASE; private static final int QUICK_RESPONSE_ID = QUICK_RESPONSE_BASE + 1; private static final int QUICK_RESPONSE_ACCOUNT_ID = QUICK_RESPONSE_BASE + 2; private static final int UI_BASE = 0x9000; private static final int UI_FOLDERS = UI_BASE; private static final int UI_SUBFOLDERS = UI_BASE + 1; private static final int UI_MESSAGES = UI_BASE + 2; private static final int UI_MESSAGE = UI_BASE + 3; private static final int UI_UNDO = UI_BASE + 4; private static final int UI_FOLDER_REFRESH = UI_BASE + 5; private static final int UI_FOLDER = UI_BASE + 6; private static final int UI_ACCOUNT = UI_BASE + 7; private static final int UI_ACCTS = UI_BASE + 8; private static final int UI_ATTACHMENTS = UI_BASE + 9; private static final int UI_ATTACHMENT = UI_BASE + 10; private static final int UI_SEARCH = UI_BASE + 11; private static final int UI_ACCOUNT_DATA = UI_BASE + 12; private static final int UI_FOLDER_LOAD_MORE = UI_BASE + 13; private static final int UI_CONVERSATION = UI_BASE + 14; private static final int UI_RECENT_FOLDERS = UI_BASE + 15; private static final int UI_DEFAULT_RECENT_FOLDERS = UI_BASE + 16; private static final int UI_FULL_FOLDERS = UI_BASE + 17; private static final int UI_ALL_FOLDERS = UI_BASE + 18; private static final int BODY_BASE = 0xA000; private static final int BODY = BODY_BASE; private static final int BODY_ID = BODY_BASE + 1; private static final int CREDENTIAL_BASE = 0xB000; private static final int CREDENTIAL = CREDENTIAL_BASE; private static final int CREDENTIAL_ID = CREDENTIAL_BASE + 1; private static final int BASE_SHIFT = 12; // 12 bits to the base type: 0, 0x1000, 0x2000, etc. private static final SparseArray TABLE_NAMES; static { SparseArray array = new SparseArray(11); array.put(ACCOUNT_BASE >> BASE_SHIFT, Account.TABLE_NAME); array.put(MAILBOX_BASE >> BASE_SHIFT, Mailbox.TABLE_NAME); array.put(MESSAGE_BASE >> BASE_SHIFT, Message.TABLE_NAME); array.put(ATTACHMENT_BASE >> BASE_SHIFT, Attachment.TABLE_NAME); array.put(HOSTAUTH_BASE >> BASE_SHIFT, HostAuth.TABLE_NAME); array.put(UPDATED_MESSAGE_BASE >> BASE_SHIFT, Message.UPDATED_TABLE_NAME); array.put(DELETED_MESSAGE_BASE >> BASE_SHIFT, Message.DELETED_TABLE_NAME); array.put(POLICY_BASE >> BASE_SHIFT, Policy.TABLE_NAME); array.put(QUICK_RESPONSE_BASE >> BASE_SHIFT, QuickResponse.TABLE_NAME); array.put(UI_BASE >> BASE_SHIFT, null); array.put(BODY_BASE >> BASE_SHIFT, Body.TABLE_NAME); array.put(CREDENTIAL_BASE >> BASE_SHIFT, Credential.TABLE_NAME); TABLE_NAMES = array; } private static final UriMatcher sURIMatcher = new UriMatcher(UriMatcher.NO_MATCH); /** * Functions which manipulate the database connection or files synchronize on this. * It's static because there can be multiple provider objects. * TODO: Do we actually need to synchronize across all DB access, not just connection creation? */ private static final Object sDatabaseLock = new Object(); /** * Let's only generate these SQL strings once, as they are used frequently * Note that this isn't relevant for table creation strings, since they are used only once */ private static final String UPDATED_MESSAGE_INSERT = "insert or ignore into " + Message.UPDATED_TABLE_NAME + " select * from " + Message.TABLE_NAME + " where " + EmailContent.RECORD_ID + '='; private static final String UPDATED_MESSAGE_DELETE = "delete from " + Message.UPDATED_TABLE_NAME + " where " + EmailContent.RECORD_ID + '='; private static final String DELETED_MESSAGE_INSERT = "insert or replace into " + Message.DELETED_TABLE_NAME + " select * from " + Message.TABLE_NAME + " where " + EmailContent.RECORD_ID + '='; private static final String DELETE_ORPHAN_BODIES = "delete from " + Body.TABLE_NAME + " where " + BodyColumns.MESSAGE_KEY + " in " + "(select " + BodyColumns.MESSAGE_KEY + " from " + Body.TABLE_NAME + " except select " + EmailContent.RECORD_ID + " from " + Message.TABLE_NAME + ')'; private static final String DELETE_BODY = "delete from " + Body.TABLE_NAME + " where " + BodyColumns.MESSAGE_KEY + '='; private static ContentValues CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT; private static final ContentValues EMPTY_CONTENT_VALUES = new ContentValues(); private static final String MESSAGE_URI_PARAMETER_MAILBOX_ID = "mailboxId"; // For undo handling private int mLastSequence = -1; private final ArrayList mLastSequenceOps = new ArrayList(); // Query parameter indicating the command came from UIProvider private static final String IS_UIPROVIDER = "is_uiprovider"; private static final String SYNC_STATUS_CALLBACK_METHOD = "sync_status"; /** * Wrap the UriMatcher call so we can throw a runtime exception if an unknown Uri is passed in * @param uri the Uri to match * @return the match value */ private static int findMatch(Uri uri, String methodName) { int match = sURIMatcher.match(uri); if (match < 0) { throw new IllegalArgumentException("Unknown uri: " + uri); } else if (Logging.LOGD) { LogUtils.v(TAG, methodName + ": uri=" + uri + ", match is " + match); } return match; } // exposed for testing public static Uri INTEGRITY_CHECK_URI; public static Uri ACCOUNT_BACKUP_URI; private static Uri FOLDER_STATUS_URI; private SQLiteDatabase mDatabase; private SQLiteDatabase mBodyDatabase; private Handler mDelayedSyncHandler; private final Set mDelayedSyncRequests = new HashSet(); public static Uri uiUri(String type, long id) { return Uri.parse(uiUriString(type, id)); } /** * Creates a URI string from a database ID (guaranteed to be unique). * @param type of the resource: uifolder, message, etc. * @param id the id of the resource. * @return uri string */ public static String uiUriString(String type, long id) { return "content://" + EmailContent.AUTHORITY + "/" + type + ((id == -1) ? "" : ("/" + id)); } /** * Orphan record deletion utility. Generates a sqlite statement like: * delete from where not in (select from ) * Exposed for testing. * @param db the EmailProvider database * @param table the table whose orphans are to be removed * @param column the column deletion will be based on * @param foreignColumn the column in the foreign table whose absence will trigger the deletion * @param foreignTable the foreign table */ public static void deleteUnlinked(SQLiteDatabase db, String table, String column, String foreignColumn, String foreignTable) { int count = db.delete(table, column + " not in (select " + foreignColumn + " from " + foreignTable + ")", null); if (count > 0) { LogUtils.w(TAG, "Found " + count + " orphaned row(s) in " + table); } } /** * Make sure that parentKeys match with parentServerId. * When we sync folders, we do two passes: First to create the mailbox rows, and second * to set the parentKeys. Two passes are needed because we won't know the parent's Id * until that row is inserted, and the order in which the rows are given is arbitrary. * If we crash while this operation is in progress, the parent keys can be left uninitialized. * @param db */ private void fixParentKeys(SQLiteDatabase db) { LogUtils.d(TAG, "Fixing parent keys"); // Update the parentKey for each mailbox row to match the _id of the row whose // serverId matches our parentServerId. This will leave parentKey blank for any // row that does not have a parentServerId // This is kind of a confusing sql statement, so here's the actual text of it, // for reference: // // update mailbox set parentKey = (select _id from mailbox as b where // mailbox.parentServerId=b.serverId and mailbox.parentServerId not null and // mailbox.accountKey=b.accountKey) db.execSQL("update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.PARENT_KEY + "=" + "(select " + Mailbox.ID + " from " + Mailbox.TABLE_NAME + " as b where " + Mailbox.TABLE_NAME + "." + MailboxColumns.PARENT_SERVER_ID + "=" + "b." + MailboxColumns.SERVER_ID + " and " + Mailbox.TABLE_NAME + "." + MailboxColumns.PARENT_SERVER_ID + " not null and " + Mailbox.TABLE_NAME + "." + MailboxColumns.ACCOUNT_KEY + "=b." + Mailbox.ACCOUNT_KEY + ")"); // Top level folders can still have uninitialized parent keys. Update these // to indicate that the parent is -1. // // update mailbox set parentKey = -1 where parentKey=0 or parentKey is null; db.execSQL("update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.PARENT_KEY + "=" + Mailbox.NO_MAILBOX + " where " + MailboxColumns.PARENT_KEY + "=" + Mailbox.PARENT_KEY_UNINITIALIZED + " or " + MailboxColumns.PARENT_KEY + " is null"); } // exposed for testing public SQLiteDatabase getDatabase(Context context) { synchronized (sDatabaseLock) { // Always return the cached database, if we've got one if (mDatabase != null) { return mDatabase; } // Whenever we create or re-cache the databases, make sure that we haven't lost one // to corruption checkDatabases(); DBHelper.DatabaseHelper helper = new DBHelper.DatabaseHelper(context, DATABASE_NAME); mDatabase = helper.getWritableDatabase(); DBHelper.BodyDatabaseHelper bodyHelper = new DBHelper.BodyDatabaseHelper(context, BODY_DATABASE_NAME); mBodyDatabase = bodyHelper.getWritableDatabase(); if (mBodyDatabase != null) { String bodyFileName = mBodyDatabase.getPath(); mDatabase.execSQL("attach \"" + bodyFileName + "\" as BodyDatabase"); } // Restore accounts if the database is corrupted... restoreIfNeeded(context, mDatabase); // Check for any orphaned Messages in the updated/deleted tables deleteMessageOrphans(mDatabase, Message.UPDATED_TABLE_NAME); deleteMessageOrphans(mDatabase, Message.DELETED_TABLE_NAME); // Delete orphaned mailboxes/messages/policies (account no longer exists) deleteUnlinked(mDatabase, Mailbox.TABLE_NAME, MailboxColumns.ACCOUNT_KEY, AccountColumns.ID, Account.TABLE_NAME); deleteUnlinked(mDatabase, Message.TABLE_NAME, MessageColumns.ACCOUNT_KEY, AccountColumns.ID, Account.TABLE_NAME); deleteUnlinked(mDatabase, Policy.TABLE_NAME, PolicyColumns.ID, AccountColumns.POLICY_KEY, Account.TABLE_NAME); fixParentKeys(mDatabase); initUiProvider(); return mDatabase; } } /** * Perform startup actions related to UI */ private void initUiProvider() { // Clear mailbox sync status mDatabase.execSQL("update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.UI_SYNC_STATUS + "=" + UIProvider.SyncStatus.NO_SYNC); } /** * Restore user Account and HostAuth data from our backup database */ private static void restoreIfNeeded(Context context, SQLiteDatabase mainDatabase) { if (MailActivityEmail.DEBUG) { LogUtils.w(TAG, "restoreIfNeeded..."); } // Check for legacy backup String legacyBackup = Preferences.getLegacyBackupPreference(context); // If there's a legacy backup, create a new-style backup and delete the legacy backup // In the 1:1000000000 chance that the user gets an app update just as his database becomes // corrupt, oh well... if (!TextUtils.isEmpty(legacyBackup)) { backupAccounts(context, mainDatabase); Preferences.clearLegacyBackupPreference(context); LogUtils.w(TAG, "Created new EmailProvider backup database"); return; } // If we have accounts, we're done if (DatabaseUtils.longForQuery(mainDatabase, "SELECT EXISTS (SELECT ? FROM " + Account.TABLE_NAME + " )", EmailContent.ID_PROJECTION) > 0) { if (MailActivityEmail.DEBUG) { LogUtils.w(TAG, "restoreIfNeeded: Account exists."); } return; } restoreAccounts(context, mainDatabase); } /** {@inheritDoc} */ @Override public void shutdown() { if (mDatabase != null) { mDatabase.close(); mDatabase = null; } if (mBodyDatabase != null) { mBodyDatabase.close(); mBodyDatabase = null; } } // exposed for testing public static void deleteMessageOrphans(SQLiteDatabase database, String tableName) { if (database != null) { // We'll look at all of the items in the table; there won't be many typically Cursor c = database.query(tableName, ORPHANS_PROJECTION, null, null, null, null, null); // Usually, there will be nothing in these tables, so make a quick check try { if (c.getCount() == 0) return; ArrayList foundMailboxes = new ArrayList(); ArrayList notFoundMailboxes = new ArrayList(); ArrayList deleteList = new ArrayList(); String[] bindArray = new String[1]; while (c.moveToNext()) { // Get the mailbox key and see if we've already found this mailbox // If so, we're fine long mailboxId = c.getLong(ORPHANS_MAILBOX_KEY); // If we already know this mailbox doesn't exist, mark the message for deletion if (notFoundMailboxes.contains(mailboxId)) { deleteList.add(c.getLong(ORPHANS_ID)); // If we don't know about this mailbox, we'll try to find it } else if (!foundMailboxes.contains(mailboxId)) { bindArray[0] = Long.toString(mailboxId); Cursor boxCursor = database.query(Mailbox.TABLE_NAME, Mailbox.ID_PROJECTION, WHERE_ID, bindArray, null, null, null); try { // If it exists, we'll add it to the "found" mailboxes if (boxCursor.moveToFirst()) { foundMailboxes.add(mailboxId); // Otherwise, we'll add to "not found" and mark the message for deletion } else { notFoundMailboxes.add(mailboxId); deleteList.add(c.getLong(ORPHANS_ID)); } } finally { boxCursor.close(); } } } // Now, delete the orphan messages for (long messageId: deleteList) { bindArray[0] = Long.toString(messageId); database.delete(tableName, WHERE_ID, bindArray); } } finally { c.close(); } } } @Override public int delete(Uri uri, String selection, String[] selectionArgs) { Log.d(TAG, "Delete: " + uri); final int match = findMatch(uri, "delete"); final Context context = getContext(); // Pick the correct database for this operation // If we're in a transaction already (which would happen during applyBatch), then the // body database is already attached to the email database and any attempt to use the // body database directly will result in a SQLiteException (the database is locked) final SQLiteDatabase db = getDatabase(context); final int table = match >> BASE_SHIFT; String id = "0"; boolean messageDeletion = false; final String tableName = TABLE_NAMES.valueAt(table); int result = -1; try { if (match == MESSAGE_ID || match == SYNCED_MESSAGE_ID) { if (!uri.getBooleanQueryParameter(IS_UIPROVIDER, false)) { notifyUIConversation(uri); } } switch (match) { case UI_MESSAGE: return uiDeleteMessage(uri); case UI_ACCOUNT_DATA: return uiDeleteAccountData(uri); case UI_ACCOUNT: return uiDeleteAccount(uri); case MESSAGE_SELECTION: Cursor findCursor = db.query(tableName, Message.ID_COLUMN_PROJECTION, selection, selectionArgs, null, null, null); try { if (findCursor.moveToFirst()) { return delete(ContentUris.withAppendedId( Message.CONTENT_URI, findCursor.getLong(Message.ID_COLUMNS_ID_COLUMN)), null, null); } else { return 0; } } finally { findCursor.close(); } // These are cases in which one or more Messages might get deleted, either by // cascade or explicitly case MAILBOX_ID: case MAILBOX: case ACCOUNT_ID: case ACCOUNT: case MESSAGE: case SYNCED_MESSAGE_ID: case MESSAGE_ID: // Handle lost Body records here, since this cannot be done in a trigger // The process is: // 1) Begin a transaction, ensuring that both databases are affected atomically // 2) Do the requested deletion, with cascading deletions handled in triggers // 3) End the transaction, committing all changes atomically // // Bodies are auto-deleted here; Attachments are auto-deleted via trigger messageDeletion = true; db.beginTransaction(); break; } switch (match) { case BODY_ID: case DELETED_MESSAGE_ID: case SYNCED_MESSAGE_ID: case MESSAGE_ID: case UPDATED_MESSAGE_ID: case ATTACHMENT_ID: case MAILBOX_ID: case ACCOUNT_ID: case HOSTAUTH_ID: case POLICY_ID: case QUICK_RESPONSE_ID: case CREDENTIAL_ID: id = uri.getPathSegments().get(1); if (match == SYNCED_MESSAGE_ID) { // For synced messages, first copy the old message to the deleted table and // delete it from the updated table (in case it was updated first) // Note that this is all within a transaction, for atomicity db.execSQL(DELETED_MESSAGE_INSERT + id); db.execSQL(UPDATED_MESSAGE_DELETE + id); } final long accountId; if (match == MAILBOX_ID) { accountId = Mailbox.getAccountIdForMailbox(context, id); } else { accountId = Account.NO_ACCOUNT; } result = db.delete(tableName, whereWithId(id, selection), selectionArgs); if (match == ACCOUNT_ID) { notifyUI(UIPROVIDER_ACCOUNT_NOTIFIER, id); notifyUI(UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null); } else if (match == MAILBOX_ID) { notifyUIFolder(id, accountId); } else if (match == ATTACHMENT_ID) { notifyUI(UIPROVIDER_ATTACHMENT_NOTIFIER, id); } break; case ATTACHMENTS_MESSAGE_ID: // All attachments for the given message id = uri.getPathSegments().get(2); result = db.delete(tableName, whereWith(Attachment.MESSAGE_KEY + "=" + id, selection), selectionArgs); break; case BODY: case MESSAGE: case DELETED_MESSAGE: case UPDATED_MESSAGE: case ATTACHMENT: case MAILBOX: case ACCOUNT: case HOSTAUTH: case POLICY: result = db.delete(tableName, selection, selectionArgs); break; case MESSAGE_MOVE: db.delete(MessageMove.TABLE_NAME, selection, selectionArgs); break; case MESSAGE_STATE_CHANGE: db.delete(MessageStateChange.TABLE_NAME, selection, selectionArgs); break; default: throw new IllegalArgumentException("Unknown URI " + uri); } if (messageDeletion) { if (match == MESSAGE_ID) { // Delete the Body record associated with the deleted message db.execSQL(DELETE_BODY + id); } else { // Delete any orphaned Body records db.execSQL(DELETE_ORPHAN_BODIES); } db.setTransactionSuccessful(); } } catch (SQLiteException e) { checkDatabases(); throw e; } finally { if (messageDeletion) { db.endTransaction(); } } // Notify all notifier cursors sendNotifierChange(getBaseNotificationUri(match), NOTIFICATION_OP_DELETE, id); // Notify all email content cursors notifyUI(EmailContent.CONTENT_URI, null); return result; } @Override // Use the email- prefix because message, mailbox, and account are so generic (e.g. SMS, IM) public String getType(Uri uri) { int match = findMatch(uri, "getType"); switch (match) { case BODY_ID: return "vnd.android.cursor.item/email-body"; case BODY: return "vnd.android.cursor.dir/email-body"; case UPDATED_MESSAGE_ID: case MESSAGE_ID: // NOTE: According to the framework folks, we're supposed to invent mime types as // a way of passing information to drag & drop recipients. // If there's a mailboxId parameter in the url, we respond with a mime type that // has -n appended, where n is the mailboxId of the message. The drag & drop code // uses this information to know not to allow dragging the item to its own mailbox String mimeType = EMAIL_MESSAGE_MIME_TYPE; String mailboxId = uri.getQueryParameter(MESSAGE_URI_PARAMETER_MAILBOX_ID); if (mailboxId != null) { mimeType += "-" + mailboxId; } return mimeType; case UPDATED_MESSAGE: case MESSAGE: return "vnd.android.cursor.dir/email-message"; case MAILBOX: return "vnd.android.cursor.dir/email-mailbox"; case MAILBOX_ID: return "vnd.android.cursor.item/email-mailbox"; case ACCOUNT: return "vnd.android.cursor.dir/email-account"; case ACCOUNT_ID: return "vnd.android.cursor.item/email-account"; case ATTACHMENTS_MESSAGE_ID: case ATTACHMENT: return "vnd.android.cursor.dir/email-attachment"; case ATTACHMENT_ID: return EMAIL_ATTACHMENT_MIME_TYPE; case HOSTAUTH: return "vnd.android.cursor.dir/email-hostauth"; case HOSTAUTH_ID: return "vnd.android.cursor.item/email-hostauth"; default: return null; } } // These URIs are used for specific UI notifications. We don't use EmailContent.CONTENT_URI // as the base because that gets spammed. // These can't be statically initialized because they depend on EmailContent.AUTHORITY private static Uri UIPROVIDER_CONVERSATION_NOTIFIER; private static Uri UIPROVIDER_FOLDER_NOTIFIER; private static Uri UIPROVIDER_FOLDERLIST_NOTIFIER; private static Uri UIPROVIDER_ACCOUNT_NOTIFIER; // Not currently used //public static Uri UIPROVIDER_SETTINGS_NOTIFIER; private static Uri UIPROVIDER_ATTACHMENT_NOTIFIER; private static Uri UIPROVIDER_ATTACHMENTS_NOTIFIER; public static Uri UIPROVIDER_ALL_ACCOUNTS_NOTIFIER; private static Uri UIPROVIDER_MESSAGE_NOTIFIER; private static Uri UIPROVIDER_RECENT_FOLDERS_NOTIFIER; @Override public Uri insert(Uri uri, ContentValues values) { Log.d(TAG, "Insert: " + uri); final int match = findMatch(uri, "insert"); final Context context = getContext(); // See the comment at delete(), above final SQLiteDatabase db = getDatabase(context); final int table = match >> BASE_SHIFT; String id = "0"; long longId; // We do NOT allow setting of unreadCount/messageCount via the provider // These columns are maintained via triggers if (match == MAILBOX_ID || match == MAILBOX) { values.put(MailboxColumns.UNREAD_COUNT, 0); values.put(MailboxColumns.MESSAGE_COUNT, 0); } final Uri resultUri; try { switch (match) { // NOTE: It is NOT legal for production code to insert directly into UPDATED_MESSAGE // or DELETED_MESSAGE; see the comment below for details case UPDATED_MESSAGE: case DELETED_MESSAGE: case MESSAGE: case BODY: case ATTACHMENT: case MAILBOX: case ACCOUNT: case HOSTAUTH: case CREDENTIAL: case POLICY: case QUICK_RESPONSE: longId = db.insert(TABLE_NAMES.valueAt(table), "foo", values); resultUri = ContentUris.withAppendedId(uri, longId); switch(match) { case MESSAGE: final long mailboxId = values.getAsLong(Message.MAILBOX_KEY); if (!uri.getBooleanQueryParameter(IS_UIPROVIDER, false)) { notifyUIConversationMailbox(mailboxId); } notifyUIFolder(mailboxId, values.getAsLong(Message.ACCOUNT_KEY)); break; case MAILBOX: if (values.containsKey(MailboxColumns.TYPE)) { if (values.getAsInteger(MailboxColumns.TYPE) < Mailbox.TYPE_NOT_EMAIL) { // Notify the account when a new mailbox is added final Long accountId = values.getAsLong(MailboxColumns.ACCOUNT_KEY); if (accountId != null && accountId > 0) { notifyUI(UIPROVIDER_ACCOUNT_NOTIFIER, accountId); notifyUI(UIPROVIDER_FOLDERLIST_NOTIFIER, accountId); } } } break; case ACCOUNT: updateAccountSyncInterval(longId, values); if (!uri.getBooleanQueryParameter(IS_UIPROVIDER, false)) { notifyUIAccount(longId); } notifyUI(UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null); break; case UPDATED_MESSAGE: case DELETED_MESSAGE: throw new IllegalArgumentException("Unknown URL " + uri); case ATTACHMENT: int flags = 0; if (values.containsKey(Attachment.FLAGS)) { flags = values.getAsInteger(Attachment.FLAGS); } // Report all new attachments to the download service if (TextUtils.isEmpty(values.getAsString(Attachment.LOCATION))) { LogUtils.w(TAG, new Throwable(), "attachment with blank location"); } mAttachmentService.attachmentChanged(getContext(), longId, flags); break; } break; case QUICK_RESPONSE_ACCOUNT_ID: longId = Long.parseLong(uri.getPathSegments().get(2)); values.put(EmailContent.QuickResponseColumns.ACCOUNT_KEY, longId); return insert(QuickResponse.CONTENT_URI, values); case MAILBOX_ID: // This implies adding a message to a mailbox // Hmm, a problem here is that we can't link the account as well, so it must be // already in the values... longId = Long.parseLong(uri.getPathSegments().get(1)); values.put(MessageColumns.MAILBOX_KEY, longId); return insert(Message.CONTENT_URI, values); // Recurse case MESSAGE_ID: // This implies adding an attachment to a message. id = uri.getPathSegments().get(1); longId = Long.parseLong(id); values.put(AttachmentColumns.MESSAGE_KEY, longId); return insert(Attachment.CONTENT_URI, values); // Recurse case ACCOUNT_ID: // This implies adding a mailbox to an account. longId = Long.parseLong(uri.getPathSegments().get(1)); values.put(MailboxColumns.ACCOUNT_KEY, longId); return insert(Mailbox.CONTENT_URI, values); // Recurse case ATTACHMENTS_MESSAGE_ID: longId = db.insert(TABLE_NAMES.valueAt(table), "foo", values); resultUri = ContentUris.withAppendedId(Attachment.CONTENT_URI, longId); break; default: throw new IllegalArgumentException("Unknown URL " + uri); } } catch (SQLiteException e) { checkDatabases(); throw e; } // Notify all notifier cursors sendNotifierChange(getBaseNotificationUri(match), NOTIFICATION_OP_INSERT, id); // Notify all existing cursors. notifyUI(EmailContent.CONTENT_URI, null); return resultUri; } @Override public boolean onCreate() { Context context = getContext(); EmailContent.init(context); init(context); // Do this last, so that EmailContent/EmailProvider are initialized MailActivityEmail.setServicesEnabledAsync(context); // Update widgets final Intent updateAllWidgetsIntent = new Intent(com.android.mail.utils.Utils.ACTION_NOTIFY_DATASET_CHANGED); updateAllWidgetsIntent.putExtra(BaseWidgetProvider.EXTRA_UPDATE_ALL_WIDGETS, true); updateAllWidgetsIntent.setType(context.getString(R.string.application_mime_type)); context.sendBroadcast(updateAllWidgetsIntent); // The combined account name changes on locale changes final Configuration oldConfiguration = new Configuration(context.getResources().getConfiguration()); context.registerComponentCallbacks(new ComponentCallbacks() { @Override public void onConfigurationChanged(Configuration configuration) { int delta = oldConfiguration.updateFrom(configuration); if (Configuration.needNewResources(delta, ActivityInfo.CONFIG_LOCALE)) { notifyUIAccount(COMBINED_ACCOUNT_ID); } } @Override public void onLowMemory() {} }); return false; } private static void init(final Context context) { // Synchronize on the matcher rather than the class object to minimize risk of contention // & deadlock. synchronized (sURIMatcher) { // We use the existence of this variable as indicative of whether this function has // already run. if (INTEGRITY_CHECK_URI != null) { return; } INTEGRITY_CHECK_URI = Uri.parse("content://" + EmailContent.AUTHORITY + "/integrityCheck"); ACCOUNT_BACKUP_URI = Uri.parse("content://" + EmailContent.AUTHORITY + "/accountBackup"); FOLDER_STATUS_URI = Uri.parse("content://" + EmailContent.AUTHORITY + "/status"); EMAIL_APP_MIME_TYPE = context.getString(R.string.application_mime_type); final String uiNotificationAuthority = EmailContent.EMAIL_PACKAGE_NAME + ".uinotifications"; UIPROVIDER_CONVERSATION_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uimessages"); UIPROVIDER_FOLDER_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uifolder"); UIPROVIDER_FOLDERLIST_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uifolders"); UIPROVIDER_ACCOUNT_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uiaccount"); // Not currently used /* UIPROVIDER_SETTINGS_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uisettings");*/ UIPROVIDER_ATTACHMENT_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uiattachment"); UIPROVIDER_ATTACHMENTS_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uiattachments"); UIPROVIDER_ALL_ACCOUNTS_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uiaccts"); UIPROVIDER_MESSAGE_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uimessage"); UIPROVIDER_RECENT_FOLDERS_NOTIFIER = Uri.parse("content://" + uiNotificationAuthority + "/uirecentfolders"); BASE_AUTH_URI = Uri.parse("auth://" + EmailContent.EMAIL_PACKAGE_NAME + ".INCOMING_SETTINGS/incoming/"); // All accounts sURIMatcher.addURI(EmailContent.AUTHORITY, "account", ACCOUNT); // A specific account // insert into this URI causes a mailbox to be added to the account sURIMatcher.addURI(EmailContent.AUTHORITY, "account/#", ACCOUNT_ID); sURIMatcher.addURI(EmailContent.AUTHORITY, "accountCheck/#", ACCOUNT_CHECK); // Special URI to reset the new message count. Only update works, and values // will be ignored. sURIMatcher.addURI(EmailContent.AUTHORITY, "resetNewMessageCount", ACCOUNT_RESET_NEW_COUNT); sURIMatcher.addURI(EmailContent.AUTHORITY, "resetNewMessageCount/#", ACCOUNT_RESET_NEW_COUNT_ID); // All mailboxes sURIMatcher.addURI(EmailContent.AUTHORITY, "mailbox", MAILBOX); // A specific mailbox // insert into this URI causes a message to be added to the mailbox // ** NOTE For now, the accountKey must be set manually in the values! sURIMatcher.addURI(EmailContent.AUTHORITY, "mailbox/*", MAILBOX_ID); sURIMatcher.addURI(EmailContent.AUTHORITY, "mailboxNotification/#", MAILBOX_NOTIFICATION); sURIMatcher.addURI(EmailContent.AUTHORITY, "mailboxMostRecentMessage/#", MAILBOX_MOST_RECENT_MESSAGE); sURIMatcher.addURI(EmailContent.AUTHORITY, "mailboxCount/#", MAILBOX_MESSAGE_COUNT); // All messages sURIMatcher.addURI(EmailContent.AUTHORITY, "message", MESSAGE); // A specific message // insert into this URI causes an attachment to be added to the message sURIMatcher.addURI(EmailContent.AUTHORITY, "message/#", MESSAGE_ID); // A specific attachment sURIMatcher.addURI(EmailContent.AUTHORITY, "attachment", ATTACHMENT); // A specific attachment (the header information) sURIMatcher.addURI(EmailContent.AUTHORITY, "attachment/#", ATTACHMENT_ID); // The attachments of a specific message (query only) (insert & delete TBD) sURIMatcher.addURI(EmailContent.AUTHORITY, "attachment/message/#", ATTACHMENTS_MESSAGE_ID); sURIMatcher.addURI(EmailContent.AUTHORITY, "attachment/cachedFile", ATTACHMENTS_CACHED_FILE_ACCESS); // All mail bodies sURIMatcher.addURI(EmailContent.AUTHORITY, "body", BODY); // A specific mail body sURIMatcher.addURI(EmailContent.AUTHORITY, "body/#", BODY_ID); // All hostauth records sURIMatcher.addURI(EmailContent.AUTHORITY, "hostauth", HOSTAUTH); // A specific hostauth sURIMatcher.addURI(EmailContent.AUTHORITY, "hostauth/*", HOSTAUTH_ID); // All credential records sURIMatcher.addURI(EmailContent.AUTHORITY, "credential", CREDENTIAL); // A specific credential sURIMatcher.addURI(EmailContent.AUTHORITY, "credential/*", CREDENTIAL_ID); /** * THIS URI HAS SPECIAL SEMANTICS * ITS USE IS INTENDED FOR THE UI TO MARK CHANGES THAT NEED TO BE SYNCED BACK * TO A SERVER VIA A SYNC ADAPTER */ sURIMatcher.addURI(EmailContent.AUTHORITY, "syncedMessage/#", SYNCED_MESSAGE_ID); sURIMatcher.addURI(EmailContent.AUTHORITY, "messageBySelection", MESSAGE_SELECTION); sURIMatcher.addURI(EmailContent.AUTHORITY, MessageMove.PATH, MESSAGE_MOVE); sURIMatcher.addURI(EmailContent.AUTHORITY, MessageStateChange.PATH, MESSAGE_STATE_CHANGE); /** * THE URIs BELOW THIS POINT ARE INTENDED TO BE USED BY SYNC ADAPTERS ONLY * THEY REFER TO DATA CREATED AND MAINTAINED BY CALLS TO THE SYNCED_MESSAGE_ID URI * BY THE UI APPLICATION */ // All deleted messages sURIMatcher.addURI(EmailContent.AUTHORITY, "deletedMessage", DELETED_MESSAGE); // A specific deleted message sURIMatcher.addURI(EmailContent.AUTHORITY, "deletedMessage/#", DELETED_MESSAGE_ID); // All updated messages sURIMatcher.addURI(EmailContent.AUTHORITY, "updatedMessage", UPDATED_MESSAGE); // A specific updated message sURIMatcher.addURI(EmailContent.AUTHORITY, "updatedMessage/#", UPDATED_MESSAGE_ID); CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT = new ContentValues(); CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT.put(Account.NEW_MESSAGE_COUNT, 0); sURIMatcher.addURI(EmailContent.AUTHORITY, "policy", POLICY); sURIMatcher.addURI(EmailContent.AUTHORITY, "policy/#", POLICY_ID); // All quick responses sURIMatcher.addURI(EmailContent.AUTHORITY, "quickresponse", QUICK_RESPONSE); // A specific quick response sURIMatcher.addURI(EmailContent.AUTHORITY, "quickresponse/#", QUICK_RESPONSE_ID); // All quick responses associated with a particular account id sURIMatcher.addURI(EmailContent.AUTHORITY, "quickresponse/account/#", QUICK_RESPONSE_ACCOUNT_ID); sURIMatcher.addURI(EmailContent.AUTHORITY, "uifolders/#", UI_FOLDERS); sURIMatcher.addURI(EmailContent.AUTHORITY, "uifullfolders/#", UI_FULL_FOLDERS); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiallfolders/#", UI_ALL_FOLDERS); sURIMatcher.addURI(EmailContent.AUTHORITY, "uisubfolders/#", UI_SUBFOLDERS); sURIMatcher.addURI(EmailContent.AUTHORITY, "uimessages/#", UI_MESSAGES); sURIMatcher.addURI(EmailContent.AUTHORITY, "uimessage/#", UI_MESSAGE); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiundo", UI_UNDO); sURIMatcher.addURI(EmailContent.AUTHORITY, QUERY_UIREFRESH + "/#", UI_FOLDER_REFRESH); // We listen to everything trailing uifolder/ since there might be an appVersion // as in Utils.appendVersionQueryParameter(). sURIMatcher.addURI(EmailContent.AUTHORITY, "uifolder/*", UI_FOLDER); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiaccount/#", UI_ACCOUNT); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiaccts", UI_ACCTS); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiattachments/#", UI_ATTACHMENTS); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiattachment/#", UI_ATTACHMENT); sURIMatcher.addURI(EmailContent.AUTHORITY, "uisearch/#", UI_SEARCH); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiaccountdata/#", UI_ACCOUNT_DATA); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiloadmore/#", UI_FOLDER_LOAD_MORE); sURIMatcher.addURI(EmailContent.AUTHORITY, "uiconversation/#", UI_CONVERSATION); sURIMatcher.addURI(EmailContent.AUTHORITY, "uirecentfolders/#", UI_RECENT_FOLDERS); sURIMatcher.addURI(EmailContent.AUTHORITY, "uidefaultrecentfolders/#", UI_DEFAULT_RECENT_FOLDERS); sURIMatcher.addURI(EmailContent.AUTHORITY, "pickTrashFolder/#", ACCOUNT_PICK_TRASH_FOLDER); sURIMatcher.addURI(EmailContent.AUTHORITY, "pickSentFolder/#", ACCOUNT_PICK_SENT_FOLDER); } } /** * The idea here is that the two databases (EmailProvider.db and EmailProviderBody.db must * always be in sync (i.e. there are two database or NO databases). This code will delete * any "orphan" database, so that both will be created together. Note that an "orphan" database * will exist after either of the individual databases is deleted due to data corruption. */ public void checkDatabases() { synchronized (sDatabaseLock) { // Uncache the databases if (mDatabase != null) { mDatabase = null; } if (mBodyDatabase != null) { mBodyDatabase = null; } // Look for orphans, and delete as necessary; these must always be in sync final File databaseFile = getContext().getDatabasePath(DATABASE_NAME); final File bodyFile = getContext().getDatabasePath(BODY_DATABASE_NAME); // TODO Make sure attachments are deleted if (databaseFile.exists() && !bodyFile.exists()) { LogUtils.w(TAG, "Deleting orphaned EmailProvider database..."); getContext().deleteDatabase(DATABASE_NAME); } else if (bodyFile.exists() && !databaseFile.exists()) { LogUtils.w(TAG, "Deleting orphaned EmailProviderBody database..."); getContext().deleteDatabase(BODY_DATABASE_NAME); } } } @Override public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) { Cursor c = null; int match; try { match = findMatch(uri, "query"); } catch (IllegalArgumentException e) { String uriString = uri.toString(); // If we were passed an illegal uri, see if it ends in /-1 // if so, and if substituting 0 for -1 results in a valid uri, return an empty cursor if (uriString != null && uriString.endsWith("/-1")) { uri = Uri.parse(uriString.substring(0, uriString.length() - 2) + "0"); match = findMatch(uri, "query"); switch (match) { case BODY_ID: case MESSAGE_ID: case DELETED_MESSAGE_ID: case UPDATED_MESSAGE_ID: case ATTACHMENT_ID: case MAILBOX_ID: case ACCOUNT_ID: case HOSTAUTH_ID: case CREDENTIAL_ID: case POLICY_ID: return new MatrixCursorWithCachedColumns(projection, 0); } } throw e; } Context context = getContext(); // See the comment at delete(), above SQLiteDatabase db = getDatabase(context); int table = match >> BASE_SHIFT; String limit = uri.getQueryParameter(EmailContent.PARAMETER_LIMIT); String id; String tableName = TABLE_NAMES.valueAt(table); try { switch (match) { // First, dispatch queries from UnfiedEmail case UI_SEARCH: c = uiSearch(uri, projection); return c; case UI_ACCTS: c = uiAccounts(projection); return c; case UI_UNDO: return uiUndo(projection); case UI_SUBFOLDERS: case UI_MESSAGES: case UI_MESSAGE: case UI_FOLDER: case UI_ACCOUNT: case UI_ATTACHMENT: case UI_ATTACHMENTS: case UI_CONVERSATION: case UI_RECENT_FOLDERS: case UI_FULL_FOLDERS: case UI_ALL_FOLDERS: // For now, we don't allow selection criteria within these queries if (selection != null || selectionArgs != null) { throw new IllegalArgumentException("UI queries can't have selection/args"); } final String seenParam = uri.getQueryParameter(UIProvider.SEEN_QUERY_PARAMETER); final boolean unseenOnly = seenParam != null && Boolean.FALSE.toString().equals(seenParam); c = uiQuery(match, uri, projection, unseenOnly); return c; case UI_FOLDERS: c = uiFolders(uri, projection); return c; case UI_FOLDER_LOAD_MORE: c = uiFolderLoadMore(getMailbox(uri)); return c; case UI_FOLDER_REFRESH: c = uiFolderRefresh(getMailbox(uri), 0); return c; case MAILBOX_NOTIFICATION: c = notificationQuery(uri); return c; case MAILBOX_MOST_RECENT_MESSAGE: c = mostRecentMessageQuery(uri); return c; case MAILBOX_MESSAGE_COUNT: c = getMailboxMessageCount(uri); return c; case MESSAGE_MOVE: return db.query(MessageMove.TABLE_NAME, projection, selection, selectionArgs, null, null, sortOrder, limit); case MESSAGE_STATE_CHANGE: return db.query(MessageStateChange.TABLE_NAME, projection, selection, selectionArgs, null, null, sortOrder, limit); case BODY: case MESSAGE: case UPDATED_MESSAGE: case DELETED_MESSAGE: case ATTACHMENT: case MAILBOX: case ACCOUNT: case HOSTAUTH: case CREDENTIAL: case POLICY: c = db.query(tableName, projection, selection, selectionArgs, null, null, sortOrder, limit); break; case QUICK_RESPONSE: c = uiQuickResponse(projection); break; case BODY_ID: case MESSAGE_ID: case DELETED_MESSAGE_ID: case UPDATED_MESSAGE_ID: case ATTACHMENT_ID: case MAILBOX_ID: case ACCOUNT_ID: case HOSTAUTH_ID: case CREDENTIAL_ID: case POLICY_ID: id = uri.getPathSegments().get(1); c = db.query(tableName, projection, whereWithId(id, selection), selectionArgs, null, null, sortOrder, limit); break; case QUICK_RESPONSE_ID: id = uri.getPathSegments().get(1); c = uiQuickResponseId(projection, id); break; case ATTACHMENTS_MESSAGE_ID: // All attachments for the given message id = uri.getPathSegments().get(2); c = db.query(Attachment.TABLE_NAME, projection, whereWith(Attachment.MESSAGE_KEY + "=" + id, selection), selectionArgs, null, null, sortOrder, limit); break; case QUICK_RESPONSE_ACCOUNT_ID: // All quick responses for the given account id = uri.getPathSegments().get(2); c = uiQuickResponseAccount(projection, id); break; default: throw new IllegalArgumentException("Unknown URI " + uri); } } catch (SQLiteException e) { checkDatabases(); throw e; } catch (RuntimeException e) { checkDatabases(); e.printStackTrace(); throw e; } finally { if (c == null) { // This should never happen, but let's be sure to log it... // TODO: There are actually cases where c == null is expected, for example // UI_FOLDER_LOAD_MORE. // Demoting this to a warning for now until we figure out what to do with it. LogUtils.w(TAG, "Query returning null for uri: %s selection: %s", uri, selection); } } if ((c != null) && !isTemporary()) { c.setNotificationUri(getContext().getContentResolver(), uri); } return c; } private static String whereWithId(String id, String selection) { StringBuilder sb = new StringBuilder(256); sb.append("_id="); sb.append(id); if (selection != null) { sb.append(" AND ("); sb.append(selection); sb.append(')'); } return sb.toString(); } /** * Combine a locally-generated selection with a user-provided selection * * This introduces risk that the local selection might insert incorrect chars * into the SQL, so use caution. * * @param where locally-generated selection, must not be null * @param selection user-provided selection, may be null * @return a single selection string */ private static String whereWith(String where, String selection) { if (selection == null) { return where; } StringBuilder sb = new StringBuilder(where); sb.append(" AND ("); sb.append(selection); sb.append(')'); return sb.toString(); } /** * Restore a HostAuth from a database, given its unique id * @param db the database * @param id the unique id (_id) of the row * @return a fully populated HostAuth or null if the row does not exist */ private static HostAuth restoreHostAuth(SQLiteDatabase db, long id) { Cursor c = db.query(HostAuth.TABLE_NAME, HostAuth.CONTENT_PROJECTION, HostAuth.RECORD_ID + "=?", new String[] {Long.toString(id)}, null, null, null); try { if (c.moveToFirst()) { HostAuth hostAuth = new HostAuth(); hostAuth.restore(c); return hostAuth; } return null; } finally { c.close(); } } /** * Copy the Account and HostAuth tables from one database to another * @param fromDatabase the source database * @param toDatabase the destination database * @return the number of accounts copied, or -1 if an error occurred */ private static int copyAccountTables(SQLiteDatabase fromDatabase, SQLiteDatabase toDatabase) { if (fromDatabase == null || toDatabase == null) return -1; // Lock both databases; for the "from" database, we don't want anyone changing it from // under us; for the "to" database, we want to make the operation atomic int copyCount = 0; fromDatabase.beginTransaction(); try { toDatabase.beginTransaction(); try { // Delete anything hanging around here toDatabase.delete(Account.TABLE_NAME, null, null); toDatabase.delete(HostAuth.TABLE_NAME, null, null); // Get our account cursor Cursor c = fromDatabase.query(Account.TABLE_NAME, Account.CONTENT_PROJECTION, null, null, null, null, null); if (c == null) return 0; LogUtils.d(TAG, "fromDatabase accounts: " + c.getCount()); try { // Loop through accounts, copying them and associated host auth's while (c.moveToNext()) { Account account = new Account(); account.restore(c); // Clear security sync key and sync key, as these were specific to the // state of the account, and we've reset that... // Clear policy key so that we can re-establish policies from the server // TODO This is pretty EAS specific, but there's a lot of that around account.mSecuritySyncKey = null; account.mSyncKey = null; account.mPolicyKey = 0; // Copy host auth's and update foreign keys HostAuth hostAuth = restoreHostAuth(fromDatabase, account.mHostAuthKeyRecv); // The account might have gone away, though very unlikely if (hostAuth == null) continue; account.mHostAuthKeyRecv = toDatabase.insert(HostAuth.TABLE_NAME, null, hostAuth.toContentValues()); // EAS accounts have no send HostAuth if (account.mHostAuthKeySend > 0) { hostAuth = restoreHostAuth(fromDatabase, account.mHostAuthKeySend); // Belt and suspenders; I can't imagine that this is possible, // since we checked the validity of the account above, and the // database is now locked if (hostAuth == null) continue; account.mHostAuthKeySend = toDatabase.insert( HostAuth.TABLE_NAME, null, hostAuth.toContentValues()); } // Now, create the account in the "to" database toDatabase.insert(Account.TABLE_NAME, null, account.toContentValues()); copyCount++; } } finally { c.close(); } // Say it's ok to commit toDatabase.setTransactionSuccessful(); } finally { toDatabase.endTransaction(); } } catch (SQLiteException ex) { LogUtils.w(TAG, "Exception while copying account tables", ex); copyCount = -1; } finally { fromDatabase.endTransaction(); } return copyCount; } private static SQLiteDatabase getBackupDatabase(Context context) { DBHelper.DatabaseHelper helper = new DBHelper.DatabaseHelper(context, BACKUP_DATABASE_NAME); return helper.getWritableDatabase(); } /** * Backup account data, returning the number of accounts backed up */ private static int backupAccounts(Context context, SQLiteDatabase mainDatabase) { if (MailActivityEmail.DEBUG) { LogUtils.d(TAG, "backupAccounts..."); } SQLiteDatabase backupDatabase = getBackupDatabase(context); try { int numBackedUp = copyAccountTables(mainDatabase, backupDatabase); if (numBackedUp < 0) { LogUtils.e(TAG, "Account backup failed!"); } else if (MailActivityEmail.DEBUG) { LogUtils.d(TAG, "Backed up " + numBackedUp + " accounts..."); } return numBackedUp; } finally { if (backupDatabase != null) { backupDatabase.close(); } } } /** * Restore account data, returning the number of accounts restored */ private static int restoreAccounts(Context context, SQLiteDatabase mainDatabase) { if (MailActivityEmail.DEBUG) { LogUtils.d(TAG, "restoreAccounts..."); } SQLiteDatabase backupDatabase = getBackupDatabase(context); try { int numRecovered = copyAccountTables(backupDatabase, mainDatabase); if (numRecovered > 0) { LogUtils.e(TAG, "Recovered " + numRecovered + " accounts!"); } else if (numRecovered < 0) { LogUtils.e(TAG, "Account recovery failed?"); } else if (MailActivityEmail.DEBUG) { LogUtils.d(TAG, "No accounts to restore..."); } return numRecovered; } finally { if (backupDatabase != null) { backupDatabase.close(); } } } private static final String MESSAGE_CHANGE_LOG_TABLE_INSERT_PREFIX = "insert into %s (" + MessageChangeLogTable.MESSAGE_KEY + "," + MessageChangeLogTable.SERVER_ID + "," + MessageChangeLogTable.ACCOUNT_KEY + "," + MessageChangeLogTable.STATUS + ","; private static final String MESSAGE_CHANGE_LOG_TABLE_VALUES_PREFIX = ") values (%s, " + "(select " + Message.SERVER_ID + " from " + Message.TABLE_NAME + " where _id=%s)," + "(select " + Message.ACCOUNT_KEY + " from " + Message.TABLE_NAME + " where _id=%s)," + MessageMove.STATUS_NONE_STRING + ","; /** * Formatting string to generate the SQL statement for inserting into MessageMove. * The formatting parameters are: * table name, message id x 4, destination folder id, message id, destination folder id. * Duplications are needed for sub-selects. */ private static final String MESSAGE_MOVE_INSERT = MESSAGE_CHANGE_LOG_TABLE_INSERT_PREFIX + MessageMove.SRC_FOLDER_KEY + "," + MessageMove.DST_FOLDER_KEY + "," + MessageMove.SRC_FOLDER_SERVER_ID + "," + MessageMove.DST_FOLDER_SERVER_ID + MESSAGE_CHANGE_LOG_TABLE_VALUES_PREFIX + "(select " + Message.MAILBOX_KEY + " from " + Message.TABLE_NAME + " where _id=%s)," + "%d," + "(select " + Mailbox.SERVER_ID + " from " + Mailbox.TABLE_NAME + " where _id=(select " + Message.MAILBOX_KEY + " from " + Message.TABLE_NAME + " where _id=%s))," + "(select " + Mailbox.SERVER_ID + " from " + Mailbox.TABLE_NAME + " where _id=%d))"; /** * Insert a row into the MessageMove table when that message is moved. * @param db The {@link SQLiteDatabase}. * @param messageId The id of the message being moved. * @param dstFolderKey The folder to which the message is being moved. */ private void addToMessageMove(final SQLiteDatabase db, final String messageId, final long dstFolderKey) { db.execSQL(String.format(Locale.US, MESSAGE_MOVE_INSERT, MessageMove.TABLE_NAME, messageId, messageId, messageId, messageId, dstFolderKey, messageId, dstFolderKey)); } /** * Formatting string to generate the SQL statement for inserting into MessageStateChange. * The formatting parameters are: * table name, message id x 4, new flag read, message id, new flag favorite. * Duplications are needed for sub-selects. */ private static final String MESSAGE_STATE_CHANGE_INSERT = MESSAGE_CHANGE_LOG_TABLE_INSERT_PREFIX + MessageStateChange.OLD_FLAG_READ + "," + MessageStateChange.NEW_FLAG_READ + "," + MessageStateChange.OLD_FLAG_FAVORITE + "," + MessageStateChange.NEW_FLAG_FAVORITE + MESSAGE_CHANGE_LOG_TABLE_VALUES_PREFIX + "(select " + Message.FLAG_READ + " from " + Message.TABLE_NAME + " where _id=%s)," + "%d," + "(select " + Message.FLAG_FAVORITE + " from " + Message.TABLE_NAME + " where _id=%s)," + "%d)"; private void addToMessageStateChange(final SQLiteDatabase db, final String messageId, final int newFlagRead, final int newFlagFavorite) { db.execSQL(String.format(Locale.US, MESSAGE_STATE_CHANGE_INSERT, MessageStateChange.TABLE_NAME, messageId, messageId, messageId, messageId, newFlagRead, messageId, newFlagFavorite)); } // select count(*) from (select count(*) as dupes from Mailbox where accountKey=? // group by serverId) where dupes > 1; private static final String ACCOUNT_INTEGRITY_SQL = "select count(*) from (select count(*) as dupes from " + Mailbox.TABLE_NAME + " where accountKey=? group by " + MailboxColumns.SERVER_ID + ") where dupes > 1"; // Query to get the protocol for a message. Temporary to switch between new and old upsync // behavior; should go away when IMAP gets converted. private static final String GET_MESSAGE_DETAILS = "SELECT" + " h." + HostAuthColumns.PROTOCOL + "," + " m." + Message.MAILBOX_KEY + "," + " a." + AccountColumns.ID + " FROM " + Message.TABLE_NAME + " AS m" + " INNER JOIN " + Account.TABLE_NAME + " AS a" + " ON m." + MessageColumns.ACCOUNT_KEY + "=a." + AccountColumns.ID + " INNER JOIN " + HostAuth.TABLE_NAME + " AS h" + " ON a." + AccountColumns.HOST_AUTH_KEY_RECV + "=h." + HostAuthColumns.ID + " WHERE m." + MessageColumns.ID + "=?"; private static final int INDEX_PROTOCOL = 0; private static final int INDEX_MAILBOX_KEY = 1; private static final int INDEX_ACCOUNT_KEY = 2; /** * Query to get the protocol and email address for an account. Note that this uses * {@link #INDEX_PROTOCOL} and {@link #INDEX_EMAIL_ADDRESS} for its columns. */ private static final String GET_ACCOUNT_DETAILS = "SELECT" + " h." + HostAuthColumns.PROTOCOL + "," + " a." + AccountColumns.EMAIL_ADDRESS + "," + " a." + AccountColumns.SYNC_KEY + " FROM " + Account.TABLE_NAME + " AS a" + " INNER JOIN " + HostAuth.TABLE_NAME + " AS h" + " ON a." + AccountColumns.HOST_AUTH_KEY_RECV + "=h." + HostAuthColumns.ID + " WHERE a." + AccountColumns.ID + "=?"; private static final int INDEX_EMAIL_ADDRESS = 1; private static final int INDEX_SYNC_KEY = 2; /** * Restart push if we need it (currently only for Exchange accounts). * @param context A {@link Context}. * @param db The {@link SQLiteDatabase}. * @param id The id of the thing we're looking for. * @return Whether or not we sent a request to restart the push. */ private static boolean restartPush(final Context context, final SQLiteDatabase db, final String id) { final Cursor c = db.rawQuery(GET_ACCOUNT_DETAILS, new String[] {id}); if (c != null) { try { if (c.moveToFirst()) { final String protocol = c.getString(INDEX_PROTOCOL); // Only restart push for EAS accounts that have completed initial sync. if (context.getString(R.string.protocol_eas).equals(protocol) && !EmailContent.isInitialSyncKey(c.getString(INDEX_SYNC_KEY))) { final String emailAddress = c.getString(INDEX_EMAIL_ADDRESS); final android.accounts.Account account = getAccountManagerAccount(context, emailAddress, protocol); restartPush(account); return true; } } } finally { c.close(); } } return false; } /** * Restart push if a mailbox's settings change in a way that requires it. * @param context A {@link Context}. * @param db The {@link SQLiteDatabase}. * @param values The {@link ContentValues} that were updated for the mailbox. * @param accountId The id of the account for this mailbox. * @return Whether or not the push was restarted. */ private static boolean restartPushForMailbox(final Context context, final SQLiteDatabase db, final ContentValues values, final String accountId) { if (values.containsKey(MailboxColumns.SYNC_LOOKBACK) || values.containsKey(MailboxColumns.SYNC_INTERVAL)) { return restartPush(context, db, accountId); } return false; } /** * Restart push if an account's settings change in a way that requires it. * @param context A {@link Context}. * @param db The {@link SQLiteDatabase}. * @param values The {@link ContentValues} that were updated for the account. * @param accountId The id of the account. * @return Whether or not the push was restarted. */ private static boolean restartPushForAccount(final Context context, final SQLiteDatabase db, final ContentValues values, final String accountId) { if (values.containsKey(AccountColumns.SYNC_LOOKBACK) || values.containsKey(AccountColumns.SYNC_INTERVAL)) { return restartPush(context, db, accountId); } return false; } @Override public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { LogUtils.d(TAG, "Update: " + uri); // Handle this special case the fastest possible way if (uri == INTEGRITY_CHECK_URI) { checkDatabases(); return 0; } else if (uri == ACCOUNT_BACKUP_URI) { return backupAccounts(getContext(), getDatabase(getContext())); } // Notify all existing cursors, except for ACCOUNT_RESET_NEW_COUNT(_ID) Uri notificationUri = EmailContent.CONTENT_URI; final int match = findMatch(uri, "update"); final Context context = getContext(); // See the comment at delete(), above final SQLiteDatabase db = getDatabase(context); final int table = match >> BASE_SHIFT; int result; // We do NOT allow setting of unreadCount/messageCount via the provider // These columns are maintained via triggers if (match == MAILBOX_ID || match == MAILBOX) { values.remove(MailboxColumns.UNREAD_COUNT); values.remove(MailboxColumns.MESSAGE_COUNT); } final String tableName = TABLE_NAMES.valueAt(table); String id = "0"; try { switch (match) { case ACCOUNT_PICK_TRASH_FOLDER: return pickTrashFolder(uri); case ACCOUNT_PICK_SENT_FOLDER: return pickSentFolder(uri); case UI_FOLDER: return uiUpdateFolder(context, uri, values); case UI_RECENT_FOLDERS: return uiUpdateRecentFolders(uri, values); case UI_DEFAULT_RECENT_FOLDERS: return uiPopulateRecentFolders(uri); case UI_ATTACHMENT: return uiUpdateAttachment(uri, values); case UI_MESSAGE: return uiUpdateMessage(uri, values); case ACCOUNT_CHECK: id = uri.getLastPathSegment(); // With any error, return 1 (a failure) int res = 1; Cursor ic = null; try { ic = db.rawQuery(ACCOUNT_INTEGRITY_SQL, new String[] {id}); if (ic.moveToFirst()) { res = ic.getInt(0); } } finally { if (ic != null) { ic.close(); } } // Count of duplicated mailboxes return res; case MESSAGE_SELECTION: Cursor findCursor = db.query(tableName, Message.ID_COLUMN_PROJECTION, selection, selectionArgs, null, null, null); try { if (findCursor.moveToFirst()) { return update(ContentUris.withAppendedId( Message.CONTENT_URI, findCursor.getLong(Message.ID_COLUMNS_ID_COLUMN)), values, null, null); } else { return 0; } } finally { findCursor.close(); } case SYNCED_MESSAGE_ID: case UPDATED_MESSAGE_ID: case MESSAGE_ID: case BODY_ID: case ATTACHMENT_ID: case MAILBOX_ID: case ACCOUNT_ID: case HOSTAUTH_ID: case CREDENTIAL_ID: case QUICK_RESPONSE_ID: case POLICY_ID: id = uri.getPathSegments().get(1); if (match == SYNCED_MESSAGE_ID) { // TODO: Migrate IMAP to use MessageMove/MessageStateChange as well. boolean isEas = false; long mailboxId = -1; long accountId = -1; final Cursor c = db.rawQuery(GET_MESSAGE_DETAILS, new String[] {id}); if (c != null) { try { if (c.moveToFirst()) { final String protocol = c.getString(INDEX_PROTOCOL); isEas = context.getString(R.string.protocol_eas) .equals(protocol); mailboxId = c.getLong(INDEX_MAILBOX_KEY); accountId = c.getLong(INDEX_ACCOUNT_KEY); } } finally { c.close(); } } if (isEas) { // EAS uses the new upsync classes. Long dstFolderId = values.getAsLong(MessageColumns.MAILBOX_KEY); if (dstFolderId != null) { addToMessageMove(db, id, dstFolderId); } Integer flagRead = values.getAsInteger(MessageColumns.FLAG_READ); Integer flagFavorite = values.getAsInteger(MessageColumns.FLAG_FAVORITE); int flagReadValue = (flagRead != null) ? flagRead : MessageStateChange.VALUE_UNCHANGED; int flagFavoriteValue = (flagFavorite != null) ? flagFavorite : MessageStateChange.VALUE_UNCHANGED; if (flagRead != null || flagFavorite != null) { addToMessageStateChange(db, id, flagReadValue, flagFavoriteValue); } // Request a sync for the messages mailbox so the update will upsync. // This is normally done with ContentResolver.notifyUpdate() but doesn't // work for Exchange because the Sync Adapter is declared as // android:supportsUploading="false". Changing it to true is not trivial // because that would require us to protect all calls to notifyUpdate() // with syncToServer=false except in cases where we actually want to // upsync. // TODO: Look into making Exchange Sync Adapter supportsUploading=true // Since we can't use the Sync Manager "delayed-sync" feature which // applies only to UPLOAD syncs, we need to do this ourselves. The // purpose of this is not to spam syncs when making frequent // modifications. final Handler handler = getDelayedSyncHandler(); final android.accounts.Account amAccount = getAccountManagerAccount(accountId); if (amAccount != null) { final SyncRequestMessage request = new SyncRequestMessage( uri.getAuthority(), amAccount, mailboxId); synchronized (mDelayedSyncRequests) { if (!mDelayedSyncRequests.contains(request)) { mDelayedSyncRequests.add(request); final android.os.Message message = handler.obtainMessage(0, request); handler.sendMessageDelayed(message, SYNC_DELAY_MILLIS); } } } else { LogUtils.d(TAG, "Attempted to start delayed sync for invalid account %d", accountId); } } else { // Old way of doing upsync. // For synced messages, first copy the old message to the updated table // Note the insert or ignore semantics, guaranteeing that only the first // update will be reflected in the updated message table; therefore this // row will always have the "original" data db.execSQL(UPDATED_MESSAGE_INSERT + id); } } else if (match == MESSAGE_ID) { db.execSQL(UPDATED_MESSAGE_DELETE + id); } result = db.update(tableName, values, whereWithId(id, selection), selectionArgs); if (match == MESSAGE_ID || match == SYNCED_MESSAGE_ID) { handleMessageUpdateNotifications(uri, id, values); } else if (match == ATTACHMENT_ID) { long attId = Integer.parseInt(id); if (values.containsKey(Attachment.FLAGS)) { int flags = values.getAsInteger(Attachment.FLAGS); mAttachmentService.attachmentChanged(context, attId, flags); } // Notify UI if necessary; there are only two columns we can change that // would be worth a notification if (values.containsKey(AttachmentColumns.UI_STATE) || values.containsKey(AttachmentColumns.UI_DOWNLOADED_SIZE)) { // Notify on individual attachment notifyUI(UIPROVIDER_ATTACHMENT_NOTIFIER, id); Attachment att = Attachment.restoreAttachmentWithId(context, attId); if (att != null) { // And on owning Message notifyUI(UIPROVIDER_ATTACHMENTS_NOTIFIER, att.mMessageKey); } } } else if (match == MAILBOX_ID) { final long accountId = Mailbox.getAccountIdForMailbox(context, id); notifyUIFolder(id, accountId); restartPushForMailbox(context, db, values, Long.toString(accountId)); } else if (match == ACCOUNT_ID) { updateAccountSyncInterval(Long.parseLong(id), values); // Notify individual account and "all accounts" notifyUI(UIPROVIDER_ACCOUNT_NOTIFIER, id); notifyUI(UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null); restartPushForAccount(context, db, values, id); } break; case BODY: result = db.update(tableName, values, selection, selectionArgs); if (result == 0 && selection.equals(Body.SELECTION_BY_MESSAGE_KEY)) { // TODO: This is a hack. Notably, the selection equality test above // is hokey at best. LogUtils.i(TAG, "Body Update to non-existent row, morphing to insert"); final ContentValues insertValues = new ContentValues(values); insertValues.put(EmailContent.Body.MESSAGE_KEY, selectionArgs[0]); insert(EmailContent.Body.CONTENT_URI, insertValues); } break; case MESSAGE: case UPDATED_MESSAGE: case ATTACHMENT: case MAILBOX: case ACCOUNT: case HOSTAUTH: case CREDENTIAL: case POLICY: if (match == ATTACHMENT) { if (values.containsKey(AttachmentColumns.LOCATION) && TextUtils.isEmpty(values.getAsString(AttachmentColumns.LOCATION))) { LogUtils.w(TAG, new Throwable(), "attachment with blank location"); } } result = db.update(tableName, values, selection, selectionArgs); break; case ACCOUNT_RESET_NEW_COUNT_ID: id = uri.getPathSegments().get(1); ContentValues newMessageCount = CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT; if (values != null) { Long set = values.getAsLong(EmailContent.SET_COLUMN_NAME); if (set != null) { newMessageCount = new ContentValues(); newMessageCount.put(Account.NEW_MESSAGE_COUNT, set); } } result = db.update(tableName, newMessageCount, whereWithId(id, selection), selectionArgs); notificationUri = Account.CONTENT_URI; // Only notify account cursors. break; case ACCOUNT_RESET_NEW_COUNT: result = db.update(tableName, CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT, selection, selectionArgs); // Affects all accounts. Just invalidate all account cache. notificationUri = Account.CONTENT_URI; // Only notify account cursors. break; case MESSAGE_MOVE: result = db.update(MessageMove.TABLE_NAME, values, selection, selectionArgs); break; case MESSAGE_STATE_CHANGE: result = db.update(MessageStateChange.TABLE_NAME, values, selection, selectionArgs); break; default: throw new IllegalArgumentException("Unknown URI " + uri); } } catch (SQLiteException e) { checkDatabases(); throw e; } // Notify all notifier cursors sendNotifierChange(getBaseNotificationUri(match), NOTIFICATION_OP_UPDATE, id); notifyUI(notificationUri, null); return result; } private void updateSyncStatus(final Bundle extras) { final long id = extras.getLong(EmailServiceStatus.SYNC_STATUS_ID); final int statusCode = extras.getInt(EmailServiceStatus.SYNC_STATUS_CODE); final Uri uri = ContentUris.withAppendedId(FOLDER_STATUS_URI, id); notifyUI(uri, null); final boolean inProgress = statusCode == EmailServiceStatus.IN_PROGRESS; if (inProgress) { RefreshStatusMonitor.getInstance(getContext()).setSyncStarted(id); } else { final int result = extras.getInt(EmailServiceStatus.SYNC_RESULT); final ContentValues values = new ContentValues(); values.put(Mailbox.UI_LAST_SYNC_RESULT, result); mDatabase.update( Mailbox.TABLE_NAME, values, WHERE_ID, new String[] { String.valueOf(id) }); } } @Override public Bundle call(String method, String arg, Bundle extras) { LogUtils.d(TAG, "EmailProvider#call(%s, %s)", method, arg); // Handle queries for the device friendly name. // TODO: This should eventually be a device property, not defined by the app. if (TextUtils.equals(method, EmailContent.DEVICE_FRIENDLY_NAME)) { final Bundle bundle = new Bundle(1); // TODO: For now, just use the model name since we don't yet have a user-supplied name. bundle.putString(EmailContent.DEVICE_FRIENDLY_NAME, Build.MODEL); return bundle; } // Handle sync status callbacks. if (TextUtils.equals(method, SYNC_STATUS_CALLBACK_METHOD)) { updateSyncStatus(extras); return null; } if (TextUtils.equals(method, MailboxUtilities.FIX_PARENT_KEYS_METHOD)) { fixParentKeys(getDatabase(getContext())); return null; } // Handle send & save. final Uri accountUri = Uri.parse(arg); final long accountId = Long.parseLong(accountUri.getPathSegments().get(1)); Uri messageUri = null; if (TextUtils.equals(method, UIProvider.AccountCallMethods.SEND_MESSAGE)) { messageUri = uiSendDraftMessage(accountId, extras); Preferences.getPreferences(getContext()).setLastUsedAccountId(accountId); } else if (TextUtils.equals(method, UIProvider.AccountCallMethods.SAVE_MESSAGE)) { messageUri = uiSaveDraftMessage(accountId, extras); } else if (TextUtils.equals(method, UIProvider.AccountCallMethods.SET_CURRENT_ACCOUNT)) { LogUtils.d(TAG, "Unhandled (but expected) Content provider method: %s", method); } else { LogUtils.wtf(TAG, "Unexpected Content provider method: %s", method); } final Bundle result; if (messageUri != null) { result = new Bundle(1); result.putParcelable(UIProvider.MessageColumns.URI, messageUri); } else { result = null; } return result; } @Override public ParcelFileDescriptor openFile(Uri uri, String mode) throws FileNotFoundException { if (LogUtils.isLoggable(TAG, LogUtils.DEBUG)) { LogUtils.d(TAG, "EmailProvider.openFile: %s", LogUtils.contentUriToString(TAG, uri)); } final int match = findMatch(uri, "openFile"); switch (match) { case ATTACHMENTS_CACHED_FILE_ACCESS: // Parse the cache file path out from the uri final String cachedFilePath = uri.getQueryParameter(EmailContent.Attachment.CACHED_FILE_QUERY_PARAM); if (cachedFilePath != null) { // clearCallingIdentity means that the download manager will // check our permissions rather than the permissions of whatever // code is calling us. long binderToken = Binder.clearCallingIdentity(); try { LogUtils.d(TAG, "Opening attachment %s", cachedFilePath); return ParcelFileDescriptor.open( new File(cachedFilePath), ParcelFileDescriptor.MODE_READ_ONLY); } finally { Binder.restoreCallingIdentity(binderToken); } } break; } throw new FileNotFoundException("unable to open file"); } /** * Returns the base notification URI for the given content type. * * @param match The type of content that was modified. */ private static Uri getBaseNotificationUri(int match) { Uri baseUri = null; switch (match) { case MESSAGE: case MESSAGE_ID: case SYNCED_MESSAGE_ID: baseUri = Message.NOTIFIER_URI; break; case ACCOUNT: case ACCOUNT_ID: baseUri = Account.NOTIFIER_URI; break; } return baseUri; } /** * Sends a change notification to any cursors observers of the given base URI. The final * notification URI is dynamically built to contain the specified information. It will be * of the format <>/<>/<>; where <> and <> are optional depending * upon the given values. * NOTE: If <> is specified, notifications for <>/<> will NOT be invoked. * If this is necessary, it can be added. However, due to the implementation of * {@link ContentObserver}, observers of <> will receive multiple notifications. * * @param baseUri The base URI to send notifications to. Must be able to take appended IDs. * @param op Optional operation to be appended to the URI. * @param id If a positive value, the ID to append to the base URI. Otherwise, no ID will be * appended to the base URI. */ private void sendNotifierChange(Uri baseUri, String op, String id) { if (baseUri == null) return; // Append the operation, if specified if (op != null) { baseUri = baseUri.buildUpon().appendEncodedPath(op).build(); } long longId = 0L; try { longId = Long.valueOf(id); } catch (NumberFormatException ignore) {} if (longId > 0) { notifyUI(baseUri, id); } else { notifyUI(baseUri, null); } // We want to send the message list changed notification if baseUri is Message.NOTIFIER_URI. if (baseUri.equals(Message.NOTIFIER_URI)) { sendMessageListDataChangedNotification(); } } private void sendMessageListDataChangedNotification() { final Context context = getContext(); final Intent intent = new Intent(ACTION_NOTIFY_MESSAGE_LIST_DATASET_CHANGED); // Ideally this intent would contain information about which account changed, to limit the // updates to that particular account. Unfortunately, that information is not available in // sendNotifierChange(). context.sendBroadcast(intent); } // We might have more than one thread trying to make its way through applyBatch() so the // notification coalescing needs to be thread-local to work correctly. private final ThreadLocal> mTLBatchNotifications = new ThreadLocal>(); private Set getBatchNotificationsSet() { return mTLBatchNotifications.get(); } private void setBatchNotificationsSet(Set batchNotifications) { mTLBatchNotifications.set(batchNotifications); } @Override public ContentProviderResult[] applyBatch(ArrayList operations) throws OperationApplicationException { /** * Collect notification URIs to notify at the end of batch processing. * These are populated by calls to notifyUI() by way of update(), insert() and delete() * calls made in super.applyBatch() */ setBatchNotificationsSet(Sets.newHashSet()); Context context = getContext(); SQLiteDatabase db = getDatabase(context); db.beginTransaction(); try { ContentProviderResult[] results = super.applyBatch(operations); db.setTransactionSuccessful(); return results; } finally { db.endTransaction(); final Set notifications = getBatchNotificationsSet(); setBatchNotificationsSet(null); for (final Uri uri : notifications) { context.getContentResolver().notifyChange(uri, null); } } } public static interface AttachmentService { /** * Notify the service that an attachment has changed. */ void attachmentChanged(Context context, long id, int flags); } private final AttachmentService DEFAULT_ATTACHMENT_SERVICE = new AttachmentService() { @Override public void attachmentChanged(Context context, long id, int flags) { // The default implementation delegates to the real service. AttachmentDownloadService.attachmentChanged(context, id, flags); } }; private AttachmentService mAttachmentService = DEFAULT_ATTACHMENT_SERVICE; // exposed for testing public void injectAttachmentService(AttachmentService attachmentService) { mAttachmentService = attachmentService == null ? DEFAULT_ATTACHMENT_SERVICE : attachmentService; } private Cursor notificationQuery(final Uri uri) { final SQLiteDatabase db = getDatabase(getContext()); final String accountId = uri.getLastPathSegment(); final StringBuilder sqlBuilder = new StringBuilder(); sqlBuilder.append("SELECT "); sqlBuilder.append(MessageColumns.MAILBOX_KEY).append(", "); sqlBuilder.append("SUM(CASE ") .append(MessageColumns.FLAG_READ).append(" WHEN 0 THEN 1 ELSE 0 END), "); sqlBuilder.append("SUM(CASE ") .append(MessageColumns.FLAG_SEEN).append(" WHEN 0 THEN 1 ELSE 0 END)\n"); sqlBuilder.append("FROM "); sqlBuilder.append(Message.TABLE_NAME).append('\n'); sqlBuilder.append("WHERE "); sqlBuilder.append(MessageColumns.ACCOUNT_KEY).append(" = ?\n"); sqlBuilder.append("GROUP BY "); sqlBuilder.append(MessageColumns.MAILBOX_KEY); final String sql = sqlBuilder.toString(); final String[] selectionArgs = {accountId}; return db.rawQuery(sql, selectionArgs); } public Cursor mostRecentMessageQuery(Uri uri) { SQLiteDatabase db = getDatabase(getContext()); String mailboxId = uri.getLastPathSegment(); return db.rawQuery("select max(_id) from Message where mailboxKey=?", new String[] {mailboxId}); } private Cursor getMailboxMessageCount(Uri uri) { SQLiteDatabase db = getDatabase(getContext()); String mailboxId = uri.getLastPathSegment(); return db.rawQuery("select count(*) from Message where mailboxKey=?", new String[] {mailboxId}); } /** * Support for UnifiedEmail below */ private static final String NOT_A_DRAFT_STRING = Integer.toString(UIProvider.DraftType.NOT_A_DRAFT); private static final String CONVERSATION_FLAGS = "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_INCOMING_MEETING_INVITE + ") !=0 THEN " + UIProvider.ConversationFlags.CALENDAR_INVITE + " ELSE 0 END + " + "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_FORWARDED + ") !=0 THEN " + UIProvider.ConversationFlags.FORWARDED + " ELSE 0 END + " + "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_REPLIED_TO + ") !=0 THEN " + UIProvider.ConversationFlags.REPLIED + " ELSE 0 END"; /** * Array of pre-defined account colors (legacy colors from old email app) */ private static final int[] ACCOUNT_COLORS = new int[] { 0xff71aea7, 0xff621919, 0xff18462f, 0xffbf8e52, 0xff001f79, 0xffa8afc2, 0xff6b64c4, 0xff738359, 0xff9d50a4 }; private static final String CONVERSATION_COLOR = "@CASE (" + MessageColumns.ACCOUNT_KEY + " - 1) % " + ACCOUNT_COLORS.length + " WHEN 0 THEN " + ACCOUNT_COLORS[0] + " WHEN 1 THEN " + ACCOUNT_COLORS[1] + " WHEN 2 THEN " + ACCOUNT_COLORS[2] + " WHEN 3 THEN " + ACCOUNT_COLORS[3] + " WHEN 4 THEN " + ACCOUNT_COLORS[4] + " WHEN 5 THEN " + ACCOUNT_COLORS[5] + " WHEN 6 THEN " + ACCOUNT_COLORS[6] + " WHEN 7 THEN " + ACCOUNT_COLORS[7] + " WHEN 8 THEN " + ACCOUNT_COLORS[8] + " END"; private static final String ACCOUNT_COLOR = "@CASE (" + AccountColumns.ID + " - 1) % " + ACCOUNT_COLORS.length + " WHEN 0 THEN " + ACCOUNT_COLORS[0] + " WHEN 1 THEN " + ACCOUNT_COLORS[1] + " WHEN 2 THEN " + ACCOUNT_COLORS[2] + " WHEN 3 THEN " + ACCOUNT_COLORS[3] + " WHEN 4 THEN " + ACCOUNT_COLORS[4] + " WHEN 5 THEN " + ACCOUNT_COLORS[5] + " WHEN 6 THEN " + ACCOUNT_COLORS[6] + " WHEN 7 THEN " + ACCOUNT_COLORS[7] + " WHEN 8 THEN " + ACCOUNT_COLORS[8] + " END"; /** * Mapping of UIProvider columns to EmailProvider columns for the message list (called the * conversation list in UnifiedEmail) */ private static ProjectionMap getMessageListMap() { if (sMessageListMap == null) { sMessageListMap = ProjectionMap.builder() .add(BaseColumns._ID, MessageColumns.ID) .add(UIProvider.ConversationColumns.URI, uriWithId("uimessage")) .add(UIProvider.ConversationColumns.MESSAGE_LIST_URI, uriWithId("uimessage")) .add(UIProvider.ConversationColumns.SUBJECT, MessageColumns.SUBJECT) .add(UIProvider.ConversationColumns.SNIPPET, MessageColumns.SNIPPET) .add(UIProvider.ConversationColumns.CONVERSATION_INFO, null) .add(UIProvider.ConversationColumns.DATE_RECEIVED_MS, MessageColumns.TIMESTAMP) .add(UIProvider.ConversationColumns.HAS_ATTACHMENTS, MessageColumns.FLAG_ATTACHMENT) .add(UIProvider.ConversationColumns.NUM_MESSAGES, "1") .add(UIProvider.ConversationColumns.NUM_DRAFTS, "0") .add(UIProvider.ConversationColumns.SENDING_STATE, Integer.toString(ConversationSendingState.OTHER)) .add(UIProvider.ConversationColumns.PRIORITY, Integer.toString(ConversationPriority.LOW)) .add(UIProvider.ConversationColumns.READ, MessageColumns.FLAG_READ) .add(UIProvider.ConversationColumns.SEEN, MessageColumns.FLAG_SEEN) .add(UIProvider.ConversationColumns.STARRED, MessageColumns.FLAG_FAVORITE) .add(UIProvider.ConversationColumns.FLAGS, CONVERSATION_FLAGS) .add(UIProvider.ConversationColumns.ACCOUNT_URI, uriWithColumn("uiaccount", MessageColumns.ACCOUNT_KEY)) .add(UIProvider.ConversationColumns.SENDER_INFO, MessageColumns.FROM_LIST) .add(UIProvider.ConversationColumns.PERMALINK, null) .build(); } return sMessageListMap; } private static ProjectionMap sMessageListMap; /** * Generate UIProvider draft type; note the test for "reply all" must come before "reply" */ private static final String MESSAGE_DRAFT_TYPE = "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_TYPE_ORIGINAL + ") !=0 THEN " + UIProvider.DraftType.COMPOSE + " WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_TYPE_REPLY_ALL + ") !=0 THEN " + UIProvider.DraftType.REPLY_ALL + " WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_TYPE_REPLY + ") !=0 THEN " + UIProvider.DraftType.REPLY + " WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_TYPE_FORWARD + ") !=0 THEN " + UIProvider.DraftType.FORWARD + " ELSE " + UIProvider.DraftType.NOT_A_DRAFT + " END"; private static final String MESSAGE_FLAGS = "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_INCOMING_MEETING_INVITE + ") !=0 THEN " + UIProvider.MessageFlags.CALENDAR_INVITE + " ELSE 0 END"; /** * Mapping of UIProvider columns to EmailProvider columns for a detailed message view in * UnifiedEmail */ private static ProjectionMap getMessageViewMap() { if (sMessageViewMap == null) { sMessageViewMap = ProjectionMap.builder() .add(BaseColumns._ID, Message.TABLE_NAME + "." + EmailContent.MessageColumns.ID) .add(UIProvider.MessageColumns.SERVER_ID, SyncColumns.SERVER_ID) .add(UIProvider.MessageColumns.URI, uriWithFQId("uimessage", Message.TABLE_NAME)) .add(UIProvider.MessageColumns.CONVERSATION_ID, uriWithFQId("uimessage", Message.TABLE_NAME)) .add(UIProvider.MessageColumns.SUBJECT, EmailContent.MessageColumns.SUBJECT) .add(UIProvider.MessageColumns.SNIPPET, EmailContent.MessageColumns.SNIPPET) .add(UIProvider.MessageColumns.FROM, EmailContent.MessageColumns.FROM_LIST) .add(UIProvider.MessageColumns.TO, EmailContent.MessageColumns.TO_LIST) .add(UIProvider.MessageColumns.CC, EmailContent.MessageColumns.CC_LIST) .add(UIProvider.MessageColumns.BCC, EmailContent.MessageColumns.BCC_LIST) .add(UIProvider.MessageColumns.REPLY_TO, EmailContent.MessageColumns.REPLY_TO_LIST) .add(UIProvider.MessageColumns.DATE_RECEIVED_MS, EmailContent.MessageColumns.TIMESTAMP) .add(UIProvider.MessageColumns.BODY_HTML, Body.HTML_CONTENT) .add(UIProvider.MessageColumns.BODY_TEXT, Body.TEXT_CONTENT) .add(UIProvider.MessageColumns.REF_MESSAGE_ID, "0") .add(UIProvider.MessageColumns.DRAFT_TYPE, NOT_A_DRAFT_STRING) .add(UIProvider.MessageColumns.APPEND_REF_MESSAGE_CONTENT, "0") .add(UIProvider.MessageColumns.HAS_ATTACHMENTS, EmailContent.MessageColumns.FLAG_ATTACHMENT) .add(UIProvider.MessageColumns.ATTACHMENT_LIST_URI, uriWithFQId("uiattachments", Message.TABLE_NAME)) .add(UIProvider.MessageColumns.MESSAGE_FLAGS, MESSAGE_FLAGS) .add(UIProvider.MessageColumns.DRAFT_TYPE, MESSAGE_DRAFT_TYPE) .add(UIProvider.MessageColumns.MESSAGE_ACCOUNT_URI, uriWithColumn("uiaccount", MessageColumns.ACCOUNT_KEY)) .add(UIProvider.MessageColumns.STARRED, EmailContent.MessageColumns.FLAG_FAVORITE) .add(UIProvider.MessageColumns.READ, EmailContent.MessageColumns.FLAG_READ) .add(UIProvider.MessageColumns.SEEN, EmailContent.MessageColumns.FLAG_SEEN) .add(UIProvider.MessageColumns.SPAM_WARNING_STRING, null) .add(UIProvider.MessageColumns.SPAM_WARNING_LEVEL, Integer.toString(UIProvider.SpamWarningLevel.NO_WARNING)) .add(UIProvider.MessageColumns.SPAM_WARNING_LINK_TYPE, Integer.toString(UIProvider.SpamWarningLinkType.NO_LINK)) .add(UIProvider.MessageColumns.VIA_DOMAIN, null) .add(UIProvider.MessageColumns.CLIPPED, "0") .build(); } return sMessageViewMap; } private static ProjectionMap sMessageViewMap; /** * Generate UIProvider folder capabilities from mailbox flags */ private static final String FOLDER_CAPABILITIES = "CASE WHEN (" + MailboxColumns.FLAGS + "&" + Mailbox.FLAG_ACCEPTS_MOVED_MAIL + ") !=0 THEN " + UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES + " ELSE 0 END"; /** * Convert EmailProvider type to UIProvider type */ private static final String FOLDER_TYPE = "CASE " + MailboxColumns.TYPE + " WHEN " + Mailbox.TYPE_INBOX + " THEN " + UIProvider.FolderType.INBOX + " WHEN " + Mailbox.TYPE_DRAFTS + " THEN " + UIProvider.FolderType.DRAFT + " WHEN " + Mailbox.TYPE_OUTBOX + " THEN " + UIProvider.FolderType.OUTBOX + " WHEN " + Mailbox.TYPE_SENT + " THEN " + UIProvider.FolderType.SENT + " WHEN " + Mailbox.TYPE_TRASH + " THEN " + UIProvider.FolderType.TRASH + " WHEN " + Mailbox.TYPE_JUNK + " THEN " + UIProvider.FolderType.SPAM + " WHEN " + Mailbox.TYPE_STARRED + " THEN " + UIProvider.FolderType.STARRED + " WHEN " + Mailbox.TYPE_UNREAD + " THEN " + UIProvider.FolderType.UNREAD + " WHEN " + Mailbox.TYPE_SEARCH + " THEN " + getFolderTypeFromMailboxType(Mailbox.TYPE_SEARCH) + " ELSE " + UIProvider.FolderType.DEFAULT + " END"; private static final String FOLDER_ICON = "CASE " + MailboxColumns.TYPE + " WHEN " + Mailbox.TYPE_INBOX + " THEN " + R.drawable.ic_folder_inbox + " WHEN " + Mailbox.TYPE_DRAFTS + " THEN " + R.drawable.ic_folder_drafts + " WHEN " + Mailbox.TYPE_OUTBOX + " THEN " + R.drawable.ic_folder_outbox + " WHEN " + Mailbox.TYPE_SENT + " THEN " + R.drawable.ic_folder_sent + " WHEN " + Mailbox.TYPE_TRASH + " THEN " + R.drawable.ic_folder_trash + " WHEN " + Mailbox.TYPE_STARRED + " THEN " + R.drawable.ic_folder_star + " ELSE -1 END"; /** * Local-only folders set totalCount < 0; such folders should substitute message count for * total count. * TODO: IMAP and POP don't adhere to this convention yet so for now we force a few types. */ private static final String TOTAL_COUNT = "CASE WHEN " + MailboxColumns.TOTAL_COUNT + "<0 OR " + MailboxColumns.TYPE + "=" + Mailbox.TYPE_DRAFTS + " OR " + MailboxColumns.TYPE + "=" + Mailbox.TYPE_OUTBOX + " OR " + MailboxColumns.TYPE + "=" + Mailbox.TYPE_TRASH + " THEN " + MailboxColumns.MESSAGE_COUNT + " ELSE " + MailboxColumns.TOTAL_COUNT + " END"; private static ProjectionMap getFolderListMap() { if (sFolderListMap == null) { sFolderListMap = ProjectionMap.builder() .add(BaseColumns._ID, MailboxColumns.ID) .add(UIProvider.FolderColumns.PERSISTENT_ID, MailboxColumns.SERVER_ID) .add(UIProvider.FolderColumns.URI, uriWithId("uifolder")) .add(UIProvider.FolderColumns.NAME, "displayName") .add(UIProvider.FolderColumns.HAS_CHILDREN, MailboxColumns.FLAGS + "&" + Mailbox.FLAG_HAS_CHILDREN) .add(UIProvider.FolderColumns.CAPABILITIES, FOLDER_CAPABILITIES) .add(UIProvider.FolderColumns.SYNC_WINDOW, "3") .add(UIProvider.FolderColumns.CONVERSATION_LIST_URI, uriWithId("uimessages")) .add(UIProvider.FolderColumns.CHILD_FOLDERS_LIST_URI, uriWithId("uisubfolders")) .add(UIProvider.FolderColumns.UNREAD_COUNT, MailboxColumns.UNREAD_COUNT) .add(UIProvider.FolderColumns.TOTAL_COUNT, TOTAL_COUNT) .add(UIProvider.FolderColumns.REFRESH_URI, uriWithId(QUERY_UIREFRESH)) .add(UIProvider.FolderColumns.SYNC_STATUS, MailboxColumns.UI_SYNC_STATUS) .add(UIProvider.FolderColumns.LAST_SYNC_RESULT, MailboxColumns.UI_LAST_SYNC_RESULT) .add(UIProvider.FolderColumns.TYPE, FOLDER_TYPE) .add(UIProvider.FolderColumns.ICON_RES_ID, FOLDER_ICON) .add(UIProvider.FolderColumns.LOAD_MORE_URI, uriWithId("uiloadmore")) .add(UIProvider.FolderColumns.HIERARCHICAL_DESC, MailboxColumns.HIERARCHICAL_NAME) .add(UIProvider.FolderColumns.PARENT_URI, "case when " + MailboxColumns.PARENT_KEY + "=" + Mailbox.NO_MAILBOX + " then NULL else " + uriWithColumn("uifolder", MailboxColumns.PARENT_KEY) + " end") /** * SELECT group_concat(fromList) FROM * (SELECT fromList FROM message WHERE mailboxKey=? AND flagRead=0 * GROUP BY fromList ORDER BY timestamp DESC) */ .add(UIProvider.FolderColumns.UNREAD_SENDERS, "(SELECT group_concat(" + MessageColumns.FROM_LIST + ") FROM " + "(SELECT " + MessageColumns.FROM_LIST + " FROM " + Message.TABLE_NAME + " WHERE " + MessageColumns.MAILBOX_KEY + "=" + Mailbox.TABLE_NAME + "." + MailboxColumns.ID + " AND " + MessageColumns.FLAG_READ + "=0" + " GROUP BY " + MessageColumns.FROM_LIST + " ORDER BY " + MessageColumns.TIMESTAMP + " DESC))") .build(); } return sFolderListMap; } private static ProjectionMap sFolderListMap; /** * Constructs the map of default entries for accounts. These values can be overridden in * {@link #genQueryAccount(String[], String)}. */ private static ProjectionMap getAccountListMap(Context context) { if (sAccountListMap == null) { final ProjectionMap.Builder builder = ProjectionMap.builder() .add(BaseColumns._ID, AccountColumns.ID) .add(UIProvider.AccountColumns.FOLDER_LIST_URI, uriWithId("uifolders")) .add(UIProvider.AccountColumns.FULL_FOLDER_LIST_URI, uriWithId("uifullfolders")) .add(UIProvider.AccountColumns.ALL_FOLDER_LIST_URI, uriWithId("uiallfolders")) .add(UIProvider.AccountColumns.NAME, AccountColumns.DISPLAY_NAME) .add(UIProvider.AccountColumns.ACCOUNT_MANAGER_NAME, AccountColumns.EMAIL_ADDRESS) .add(UIProvider.AccountColumns.SENDER_NAME, AccountColumns.SENDER_NAME) .add(UIProvider.AccountColumns.UNDO_URI, ("'content://" + EmailContent.AUTHORITY + "/uiundo'")) .add(UIProvider.AccountColumns.URI, uriWithId("uiaccount")) .add(UIProvider.AccountColumns.SEARCH_URI, uriWithId("uisearch")) // TODO: Is provider version used? .add(UIProvider.AccountColumns.PROVIDER_VERSION, "1") .add(UIProvider.AccountColumns.SYNC_STATUS, "0") .add(UIProvider.AccountColumns.RECENT_FOLDER_LIST_URI, uriWithId("uirecentfolders")) .add(UIProvider.AccountColumns.DEFAULT_RECENT_FOLDER_LIST_URI, uriWithId("uidefaultrecentfolders")) .add(UIProvider.AccountColumns.SettingsColumns.SIGNATURE, AccountColumns.SIGNATURE) .add(UIProvider.AccountColumns.SettingsColumns.SNAP_HEADERS, Integer.toString(UIProvider.SnapHeaderValue.ALWAYS)) .add(UIProvider.AccountColumns.SettingsColumns.CONFIRM_ARCHIVE, "0") .add(UIProvider.AccountColumns.SettingsColumns.CONVERSATION_VIEW_MODE, Integer.toString(UIProvider.ConversationViewMode.UNDEFINED)) .add(UIProvider.AccountColumns.SettingsColumns.MAX_ATTACHMENT_SIZE, AccountColumns.MAX_ATTACHMENT_SIZE) .add(UIProvider.AccountColumns.SettingsColumns.VEILED_ADDRESS_PATTERN, null); final String feedbackUri = context.getString(R.string.email_feedback_uri); if (!TextUtils.isEmpty(feedbackUri)) { // This string needs to be in single quotes, as it will be used as a constant // in a sql expression builder.add(UIProvider.AccountColumns.SEND_FEEDBACK_INTENT_URI, "'" + feedbackUri + "'"); } final String helpUri = context.getString(R.string.help_uri); if (!TextUtils.isEmpty(helpUri)) { // This string needs to be in single quotes, as it will be used as a constant // in a sql expression builder.add(UIProvider.AccountColumns.HELP_INTENT_URI, "'" + helpUri + "'"); } sAccountListMap = builder.build(); } return sAccountListMap; } private static ProjectionMap sAccountListMap; private static ProjectionMap getQuickResponseMap() { if (sQuickResponseMap == null) { sQuickResponseMap = ProjectionMap.builder() .add(UIProvider.QuickResponseColumns.TEXT, EmailContent.QuickResponseColumns.TEXT) .add(UIProvider.QuickResponseColumns.URI, "'" + combinedUriString("quickresponse", "") + "'||" + EmailContent.QuickResponseColumns.ID) .build(); } return sQuickResponseMap; } private static ProjectionMap sQuickResponseMap; /** * The "ORDER BY" clause for top level folders */ private static final String MAILBOX_ORDER_BY = "CASE " + MailboxColumns.TYPE + " WHEN " + Mailbox.TYPE_INBOX + " THEN 0" + " WHEN " + Mailbox.TYPE_DRAFTS + " THEN 1" + " WHEN " + Mailbox.TYPE_OUTBOX + " THEN 2" + " WHEN " + Mailbox.TYPE_SENT + " THEN 3" + " WHEN " + Mailbox.TYPE_TRASH + " THEN 4" + " WHEN " + Mailbox.TYPE_JUNK + " THEN 5" // Other mailboxes (i.e. of Mailbox.TYPE_MAIL) are shown in alphabetical order. + " ELSE 10 END" + " ," + MailboxColumns.DISPLAY_NAME + " COLLATE LOCALIZED ASC"; /** * Mapping of UIProvider columns to EmailProvider columns for a message's attachments */ private static ProjectionMap getAttachmentMap() { if (sAttachmentMap == null) { sAttachmentMap = ProjectionMap.builder() .add(UIProvider.AttachmentColumns.NAME, AttachmentColumns.FILENAME) .add(UIProvider.AttachmentColumns.SIZE, AttachmentColumns.SIZE) .add(UIProvider.AttachmentColumns.URI, uriWithId("uiattachment")) .add(UIProvider.AttachmentColumns.CONTENT_TYPE, AttachmentColumns.MIME_TYPE) .add(UIProvider.AttachmentColumns.STATE, AttachmentColumns.UI_STATE) .add(UIProvider.AttachmentColumns.DESTINATION, AttachmentColumns.UI_DESTINATION) .add(UIProvider.AttachmentColumns.DOWNLOADED_SIZE, AttachmentColumns.UI_DOWNLOADED_SIZE) .add(UIProvider.AttachmentColumns.CONTENT_URI, AttachmentColumns.CONTENT_URI) .add(UIProvider.AttachmentColumns.FLAGS, AttachmentColumns.FLAGS) .build(); } return sAttachmentMap; } private static ProjectionMap sAttachmentMap; /** * Generate the SELECT clause using a specified mapping and the original UI projection * @param map the ProjectionMap to use for this projection * @param projection the projection as sent by UnifiedEmail * @return a StringBuilder containing the SELECT expression for a SQLite query */ private static StringBuilder genSelect(ProjectionMap map, String[] projection) { return genSelect(map, projection, EMPTY_CONTENT_VALUES); } private static StringBuilder genSelect(ProjectionMap map, String[] projection, ContentValues values) { final StringBuilder sb = new StringBuilder("SELECT "); boolean first = true; for (final String column: projection) { if (first) { first = false; } else { sb.append(','); } final String val; // First look at values; this is an override of default behavior if (values.containsKey(column)) { final String value = values.getAsString(column); if (value == null) { val = "NULL AS " + column; } else if (value.startsWith("@")) { val = value.substring(1) + " AS " + column; } else { val = "'" + value + "' AS " + column; } } else { // Now, get the standard value for the column from our projection map final String mapVal = map.get(column); // If we don't have the column, return "NULL AS ", and warn if (mapVal == null) { val = "NULL AS " + column; // Apparently there's a lot of these, so don't spam the log with warnings // LogUtils.w(TAG, "column " + column + " missing from projection map"); } else { val = mapVal; } } sb.append(val); } return sb; } /** * Convenience method to create a Uri string given the "type" of query; we append the type * of the query and the id column name (_id) * * @param type the "type" of the query, as defined by our UriMatcher definitions * @return a Uri string */ private static String uriWithId(String type) { return uriWithColumn(type, EmailContent.RECORD_ID); } /** * Convenience method to create a Uri string given the "type" of query; we append the type * of the query and the passed in column name * * @param type the "type" of the query, as defined by our UriMatcher definitions * @param columnName the column in the table being queried * @return a Uri string */ private static String uriWithColumn(String type, String columnName) { return "'content://" + EmailContent.AUTHORITY + "/" + type + "/' || " + columnName; } /** * Convenience method to create a Uri string given the "type" of query and the table name to * which it applies; we append the type of the query and the fully qualified (FQ) id column * (i.e. including the table name); we need this for join queries where _id would otherwise * be ambiguous * * @param type the "type" of the query, as defined by our UriMatcher definitions * @param tableName the name of the table whose _id is referred to * @return a Uri string */ private static String uriWithFQId(String type, String tableName) { return "'content://" + EmailContent.AUTHORITY + "/" + type + "/' || " + tableName + "._id"; } // Regex that matches start of img tag. '<(?i)img\s+'. private static final Pattern IMG_TAG_START_REGEX = Pattern.compile("<(?i)img\\s+"); /** * Class that holds the sqlite query and the attachment (JSON) value (which might be null) */ private static class MessageQuery { final String query; final String attachmentJson; MessageQuery(String _query, String _attachmentJson) { query = _query; attachmentJson = _attachmentJson; } } /** * Generate the "view message" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private MessageQuery genQueryViewMessage(String[] uiProjection, String id) { Context context = getContext(); long messageId = Long.parseLong(id); Message msg = Message.restoreMessageWithId(context, messageId); ContentValues values = new ContentValues(); String attachmentJson = null; if (msg != null) { Body body = Body.restoreBodyWithMessageId(context, messageId); if (body != null) { if (body.mHtmlContent != null) { if (IMG_TAG_START_REGEX.matcher(body.mHtmlContent).find()) { values.put(UIProvider.MessageColumns.EMBEDS_EXTERNAL_RESOURCES, 1); } } } Address[] fromList = Address.fromHeader(msg.mFrom); int autoShowImages = 0; final MailPrefs mailPrefs = MailPrefs.get(context); for (Address sender : fromList) { final String email = sender.getAddress(); if (mailPrefs.getDisplayImagesFromSender(email)) { autoShowImages = 1; break; } } values.put(UIProvider.MessageColumns.ALWAYS_SHOW_IMAGES, autoShowImages); // Add attachments... Attachment[] atts = Attachment.restoreAttachmentsWithMessageId(context, messageId); if (atts.length > 0) { ArrayList uiAtts = new ArrayList(); for (Attachment att : atts) { // TODO: This code is intended to strip out any inlined attachments (which // would have a non-null contentId) so that they will not display at the bottom // along with the non-inlined attachments. // The problem is that the UI_ATTACHMENTS query does not behave the same way, // which causes crazy formatting. // There is an open question here, should attachments that are inlined // ALSO appear in the list of attachments at the bottom with the non-inlined // attachments? // Either way, the two queries need to behave the same way. // As of now, they will. If we decide to stop this, then we need to enable // the code below, and then also make the UI_ATTACHMENTS query behave // the same way. // // if (att.mContentId != null && att.getContentUri() != null) { // continue; // } com.android.mail.providers.Attachment uiAtt = new com.android.mail.providers.Attachment(); uiAtt.setName(att.mFileName); uiAtt.setContentType(att.mMimeType); uiAtt.size = (int) att.mSize; uiAtt.uri = uiUri("uiattachment", att.mId); uiAtt.flags = att.mFlags; uiAtts.add(uiAtt); } values.put(UIProvider.MessageColumns.ATTACHMENTS, "@?"); // @ for literal attachmentJson = com.android.mail.providers.Attachment.toJSONArray(uiAtts); } if (msg.mDraftInfo != 0) { values.put(UIProvider.MessageColumns.APPEND_REF_MESSAGE_CONTENT, (msg.mDraftInfo & Message.DRAFT_INFO_APPEND_REF_MESSAGE) != 0 ? 1 : 0); values.put(UIProvider.MessageColumns.QUOTE_START_POS, msg.mDraftInfo & Message.DRAFT_INFO_QUOTE_POS_MASK); } if ((msg.mFlags & Message.FLAG_INCOMING_MEETING_INVITE) != 0) { values.put(UIProvider.MessageColumns.EVENT_INTENT_URI, "content://ui.email2.android.com/event/" + msg.mId); } /** * HACK: override the attachment uri to contain a query parameter * This forces the message footer to reload the attachment display when the message is * fully loaded. */ final Uri attachmentListUri = uiUri("uiattachments", messageId).buildUpon() .appendQueryParameter("MessageLoaded", msg.mFlagLoaded == Message.FLAG_LOADED_COMPLETE ? "true" : "false") .build(); values.put(UIProvider.MessageColumns.ATTACHMENT_LIST_URI, attachmentListUri.toString()); } StringBuilder sb = genSelect(getMessageViewMap(), uiProjection, values); sb.append(" FROM " + Message.TABLE_NAME + " LEFT JOIN " + Body.TABLE_NAME + " ON " + Body.MESSAGE_KEY + "=" + Message.TABLE_NAME + "." + Message.RECORD_ID + " WHERE " + Message.TABLE_NAME + "." + Message.RECORD_ID + "=?"); String sql = sb.toString(); return new MessageQuery(sql, attachmentJson); } private static void appendConversationInfoColumns(final StringBuilder stringBuilder) { // TODO(skennedy) These columns are needed for the respond call for ConversationInfo :( // There may be a better way to do this, but since the projection is specified by the // unified UI code, it can't ask for these columns. stringBuilder.append(',').append(MessageColumns.DISPLAY_NAME) .append(',').append(MessageColumns.FROM_LIST) .append(',').append(MessageColumns.TO_LIST); } /** * Generate the "message list" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @param unseenOnly true to only return unseen messages * @return the SQLite query to be executed on the EmailProvider database */ private static String genQueryMailboxMessages(String[] uiProjection, final boolean unseenOnly) { StringBuilder sb = genSelect(getMessageListMap(), uiProjection); appendConversationInfoColumns(sb); sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + Message.FLAG_LOADED_SELECTION + " AND " + Message.MAILBOX_KEY + "=? "); if (unseenOnly) { sb.append("AND ").append(MessageColumns.FLAG_SEEN).append(" = 0 "); sb.append("AND ").append(MessageColumns.FLAG_READ).append(" = 0 "); } sb.append("ORDER BY " + MessageColumns.TIMESTAMP + " DESC "); sb.append("LIMIT " + UIProvider.CONVERSATION_PROJECTION_QUERY_CURSOR_WINDOW_LIMIT); return sb.toString(); } /** * Generate various virtual mailbox SQLite queries, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @param mailboxId the id of the virtual mailbox * @param unseenOnly true to only return unseen messages * @return the SQLite query to be executed on the EmailProvider database */ private static Cursor getVirtualMailboxMessagesCursor(SQLiteDatabase db, String[] uiProjection, long mailboxId, final boolean unseenOnly) { ContentValues values = new ContentValues(); values.put(UIProvider.ConversationColumns.COLOR, CONVERSATION_COLOR); final int virtualMailboxId = getVirtualMailboxType(mailboxId); final String[] selectionArgs; StringBuilder sb = genSelect(getMessageListMap(), uiProjection, values); appendConversationInfoColumns(sb); sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + Message.FLAG_LOADED_SELECTION + " AND "); if (isCombinedMailbox(mailboxId)) { if (unseenOnly) { sb.append(MessageColumns.FLAG_SEEN).append("=0 AND "); sb.append(MessageColumns.FLAG_READ).append("=0 AND "); } selectionArgs = null; } else { if (virtualMailboxId == Mailbox.TYPE_INBOX) { throw new IllegalArgumentException("No virtual mailbox for: " + mailboxId); } sb.append(MessageColumns.ACCOUNT_KEY).append("=? AND "); selectionArgs = new String[]{getVirtualMailboxAccountIdString(mailboxId)}; } switch (getVirtualMailboxType(mailboxId)) { case Mailbox.TYPE_INBOX: sb.append(MessageColumns.MAILBOX_KEY + " IN (SELECT " + MailboxColumns.ID + " FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.TYPE + "=" + Mailbox.TYPE_INBOX + ")"); break; case Mailbox.TYPE_STARRED: sb.append(MessageColumns.FLAG_FAVORITE + "=1"); break; case Mailbox.TYPE_UNREAD: sb.append(MessageColumns.FLAG_READ + "=0 AND " + MessageColumns.MAILBOX_KEY + " NOT IN (SELECT " + MailboxColumns.ID + " FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.TYPE + "=" + Mailbox.TYPE_TRASH + ")"); break; default: throw new IllegalArgumentException("No virtual mailbox for: " + mailboxId); } sb.append(" ORDER BY " + MessageColumns.TIMESTAMP + " DESC"); return db.rawQuery(sb.toString(), selectionArgs); } /** * Generate the "message list" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private static String genQueryConversation(String[] uiProjection) { StringBuilder sb = genSelect(getMessageListMap(), uiProjection); sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + Message.RECORD_ID + "=?"); return sb.toString(); } /** * Generate the "top level folder list" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private static String genQueryAccountMailboxes(String[] uiProjection) { StringBuilder sb = genSelect(getFolderListMap(), uiProjection); sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ACCOUNT_KEY + "=? AND " + MailboxColumns.TYPE + " < " + Mailbox.TYPE_NOT_EMAIL + " AND " + MailboxColumns.TYPE + " != " + Mailbox.TYPE_SEARCH + " AND " + MailboxColumns.PARENT_KEY + " < 0 ORDER BY "); sb.append(MAILBOX_ORDER_BY); return sb.toString(); } /** * Generate the "all folders" SQLite query, given a projection from UnifiedEmail. The list is * sorted by the name as it appears in a hierarchical listing * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private static String genQueryAccountAllMailboxes(String[] uiProjection) { StringBuilder sb = genSelect(getFolderListMap(), uiProjection); // Use a derived column to choose either hierarchicalName or displayName sb.append(", case when " + MailboxColumns.HIERARCHICAL_NAME + " is null then " + MailboxColumns.DISPLAY_NAME + " else " + MailboxColumns.HIERARCHICAL_NAME + " end as h_name"); // Order by the derived column sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ACCOUNT_KEY + "=? AND " + MailboxColumns.TYPE + " < " + Mailbox.TYPE_NOT_EMAIL + " AND " + MailboxColumns.TYPE + " != " + Mailbox.TYPE_SEARCH + " ORDER BY h_name"); return sb.toString(); } /** * Generate the "recent folder list" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private static String genQueryRecentMailboxes(String[] uiProjection) { StringBuilder sb = genSelect(getFolderListMap(), uiProjection); sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ACCOUNT_KEY + "=? AND " + MailboxColumns.TYPE + " < " + Mailbox.TYPE_NOT_EMAIL + " AND " + MailboxColumns.TYPE + " != " + Mailbox.TYPE_SEARCH + " AND " + MailboxColumns.PARENT_KEY + " < 0 AND " + MailboxColumns.LAST_TOUCHED_TIME + " > 0 ORDER BY " + MailboxColumns.LAST_TOUCHED_TIME + " DESC"); return sb.toString(); } private int getFolderCapabilities(EmailServiceInfo info, int type, long mailboxId) { // Special case for Search folders: only permit delete, do not try to give any other caps. if (type == Mailbox.TYPE_SEARCH) { return UIProvider.FolderCapabilities.DELETE; } // All folders support delete, except drafts. int caps = 0; if (type != Mailbox.TYPE_DRAFTS) { caps = UIProvider.FolderCapabilities.DELETE; } if (info != null && info.offerLookback) { // Protocols supporting lookback support settings caps |= UIProvider.FolderCapabilities.SUPPORTS_SETTINGS; } if (type == Mailbox.TYPE_MAIL || type == Mailbox.TYPE_TRASH || type == Mailbox.TYPE_JUNK || type == Mailbox.TYPE_INBOX) { // If the mailbox can accept moved mail, report that as well caps |= UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES; caps |= UIProvider.FolderCapabilities.ALLOWS_REMOVE_CONVERSATION; } // For trash, we don't allow undo if (type == Mailbox.TYPE_TRASH) { caps = UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES | UIProvider.FolderCapabilities.ALLOWS_REMOVE_CONVERSATION | UIProvider.FolderCapabilities.DELETE | UIProvider.FolderCapabilities.DELETE_ACTION_FINAL; } if (isVirtualMailbox(mailboxId)) { caps |= UIProvider.FolderCapabilities.IS_VIRTUAL; } // If we don't know the protocol or the protocol doesn't support it, don't allow moving // messages if (info == null || !info.offerMoveTo) { caps &= ~UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES & ~UIProvider.FolderCapabilities.ALLOWS_REMOVE_CONVERSATION & ~UIProvider.FolderCapabilities.ALLOWS_MOVE_TO_INBOX; } return caps; } /** * Generate a "single mailbox" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private String genQueryMailbox(String[] uiProjection, String id) { long mailboxId = Long.parseLong(id); ContentValues values = new ContentValues(3); if (mSearchParams != null && mailboxId == mSearchParams.mSearchMailboxId) { // "load more" is valid for search results values.put(UIProvider.FolderColumns.LOAD_MORE_URI, uiUriString("uiloadmore", mailboxId)); values.put(UIProvider.FolderColumns.CAPABILITIES, UIProvider.FolderCapabilities.DELETE); } else { Context context = getContext(); Mailbox mailbox = Mailbox.restoreMailboxWithId(context, mailboxId); // Make sure we can't get NPE if mailbox has disappeared (the result will end up moot) if (mailbox != null) { String protocol = Account.getProtocol(context, mailbox.mAccountKey); EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, protocol); // All folders support delete if (info != null && info.offerLoadMore) { // "load more" is valid for protocols not supporting "lookback" values.put(UIProvider.FolderColumns.LOAD_MORE_URI, uiUriString("uiloadmore", mailboxId)); } values.put(UIProvider.FolderColumns.CAPABILITIES, getFolderCapabilities(info, mailbox.mType, mailboxId)); // The persistent id is used to form a filename, so we must ensure that it doesn't // include illegal characters (such as '/'). Only perform the encoding if this // query wants the persistent id. boolean shouldEncodePersistentId = false; if (uiProjection == null) { shouldEncodePersistentId = true; } else { for (final String column : uiProjection) { if (TextUtils.equals(column, UIProvider.FolderColumns.PERSISTENT_ID)) { shouldEncodePersistentId = true; break; } } } if (shouldEncodePersistentId) { values.put(UIProvider.FolderColumns.PERSISTENT_ID, Base64.encodeToString(mailbox.mServerId.getBytes(), Base64.URL_SAFE | Base64.NO_WRAP | Base64.NO_PADDING)); } } } StringBuilder sb = genSelect(getFolderListMap(), uiProjection, values); sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ID + "=?"); return sb.toString(); } public static final String LEGACY_AUTHORITY = "ui.email.android.com"; private static final Uri BASE_EXTERNAL_URI = Uri.parse("content://" + LEGACY_AUTHORITY); private static final Uri BASE_EXTERAL_URI2 = Uri.parse("content://ui.email2.android.com"); private static String getExternalUriString(String segment, String account) { return BASE_EXTERNAL_URI.buildUpon().appendPath(segment) .appendQueryParameter("account", account).build().toString(); } private static String getExternalUriStringEmail2(String segment, String account) { return BASE_EXTERAL_URI2.buildUpon().appendPath(segment) .appendQueryParameter("account", account).build().toString(); } private static String getExternalUriStringReathentication(long accountId) { final Uri.Builder builder = BASE_AUTH_URI.buildUpon(); IntentUtilities.setAccountId(builder, accountId); return builder.build().toString(); } private static String getBits(int bitField) { StringBuilder sb = new StringBuilder(" "); for (int i = 0; i < 32; i++, bitField >>= 1) { if ((bitField & 1) != 0) { sb.append(i) .append(" "); } } return sb.toString(); } private static int getCapabilities(Context context, long accountId) { final Account account = Account.restoreAccountWithId(context, accountId); if (account == null) { LogUtils.d(TAG, "Account %d not found during getCapabilities", accountId); return 0; } // Account capabilities are based on protocol -- different protocols (and, for EAS, // different protocol versions) support different feature sets. final String protocol = account.getProtocol(context); int capabilities; if (TextUtils.equals(context.getString(R.string.protocol_imap), protocol) || TextUtils.equals(context.getString(R.string.protocol_legacy_imap), protocol)) { capabilities = AccountCapabilities.SYNCABLE_FOLDERS | AccountCapabilities.SERVER_SEARCH | AccountCapabilities.FOLDER_SERVER_SEARCH | AccountCapabilities.UNDO | AccountCapabilities.DISCARD_CONVERSATION_DRAFTS; } else if (TextUtils.equals(context.getString(R.string.protocol_pop3), protocol)) { capabilities = AccountCapabilities.UNDO | AccountCapabilities.DISCARD_CONVERSATION_DRAFTS; } else if (TextUtils.equals(context.getString(R.string.protocol_eas), protocol)) { final String easVersion = account.mProtocolVersion; double easVersionDouble = 2.5D; if (easVersion != null) { try { easVersionDouble = Double.parseDouble(easVersion); } catch (final NumberFormatException e) { // Use the default (lowest) set of capabilities. } } if (easVersionDouble >= 12.0D) { capabilities = AccountCapabilities.SYNCABLE_FOLDERS | AccountCapabilities.SERVER_SEARCH | AccountCapabilities.FOLDER_SERVER_SEARCH | AccountCapabilities.SMART_REPLY | AccountCapabilities.UNDO | AccountCapabilities.DISCARD_CONVERSATION_DRAFTS; } else { capabilities = AccountCapabilities.SYNCABLE_FOLDERS | AccountCapabilities.SMART_REPLY | AccountCapabilities.UNDO | AccountCapabilities.DISCARD_CONVERSATION_DRAFTS; } } else { LogUtils.w(TAG, "Unknown protocol for account %d", accountId); return 0; } LogUtils.d(TAG, "getCapabilities() for %d (protocol %s): 0x%x %s", accountId, protocol, capabilities, getBits(capabilities)); // If the configuration states that feedback is supported, add that capability final Resources res = context.getResources(); if (res.getBoolean(R.bool.feedback_supported)) { capabilities |= UIProvider.AccountCapabilities.SEND_FEEDBACK; } // If we can find a help URL then add the Help capability if (!TextUtils.isEmpty(context.getResources().getString(R.string.help_uri))) { capabilities |= UIProvider.AccountCapabilities.HELP_CONTENT; } // TODO: Should this be stored per-account, or some other mechanism? capabilities |= UIProvider.AccountCapabilities.NESTED_FOLDERS; return capabilities; } /** * Generate a "single account" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @param id account row ID * @return the SQLite query to be executed on the EmailProvider database */ private String genQueryAccount(String[] uiProjection, String id) { final ContentValues values = new ContentValues(); final long accountId = Long.parseLong(id); final Context context = getContext(); EmailServiceInfo info = null; // TODO: If uiProjection is null, this will NPE. We should do everything here if it's null. final Set projectionColumns = ImmutableSet.copyOf(uiProjection); if (projectionColumns.contains(UIProvider.AccountColumns.CAPABILITIES)) { // Get account capabilities from the service values.put(UIProvider.AccountColumns.CAPABILITIES, getCapabilities(context, accountId)); } if (projectionColumns.contains(UIProvider.AccountColumns.SETTINGS_INTENT_URI)) { values.put(UIProvider.AccountColumns.SETTINGS_INTENT_URI, getExternalUriString("settings", id)); } if (projectionColumns.contains(UIProvider.AccountColumns.COMPOSE_URI)) { values.put(UIProvider.AccountColumns.COMPOSE_URI, getExternalUriStringEmail2("compose", id)); } if (projectionColumns.contains(UIProvider.AccountColumns.REAUTHENTICATION_INTENT_URI)) { values.put(UIProvider.AccountColumns.REAUTHENTICATION_INTENT_URI, getExternalUriStringReathentication(accountId)); } if (projectionColumns.contains(UIProvider.AccountColumns.MIME_TYPE)) { values.put(UIProvider.AccountColumns.MIME_TYPE, EMAIL_APP_MIME_TYPE); } if (projectionColumns.contains(UIProvider.AccountColumns.COLOR)) { values.put(UIProvider.AccountColumns.COLOR, ACCOUNT_COLOR); } final Preferences prefs = Preferences.getPreferences(getContext()); final MailPrefs mailPrefs = MailPrefs.get(getContext()); if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.CONFIRM_DELETE)) { values.put(UIProvider.AccountColumns.SettingsColumns.CONFIRM_DELETE, prefs.getConfirmDelete() ? "1" : "0"); } if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.CONFIRM_SEND)) { values.put(UIProvider.AccountColumns.SettingsColumns.CONFIRM_SEND, prefs.getConfirmSend() ? "1" : "0"); } if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.SWIPE)) { values.put(UIProvider.AccountColumns.SettingsColumns.SWIPE, mailPrefs.getConversationListSwipeActionInteger(false)); } if (projectionColumns.contains( UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ICON)) { values.put(UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ICON, getConversationListIcon(mailPrefs)); } if (projectionColumns.contains( UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ATTACHMENT_PREVIEWS)) { values.put(UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ATTACHMENT_PREVIEWS, "0"); } if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.AUTO_ADVANCE)) { int autoAdvance = prefs.getAutoAdvanceDirection(); values.put(UIProvider.AccountColumns.SettingsColumns.AUTO_ADVANCE, autoAdvanceToUiValue(autoAdvance)); } if (projectionColumns.contains( UIProvider.AccountColumns.SettingsColumns.MESSAGE_TEXT_SIZE)) { int textZoom = prefs.getTextZoom(); values.put(UIProvider.AccountColumns.SettingsColumns.MESSAGE_TEXT_SIZE, textZoomToUiValue(textZoom)); } // Set default inbox, if we've got an inbox; otherwise, say initial sync needed final long inboxMailboxId = Mailbox.findMailboxOfType(context, accountId, Mailbox.TYPE_INBOX); if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX) && inboxMailboxId != Mailbox.NO_MAILBOX) { values.put(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX, uiUriString("uifolder", inboxMailboxId)); } if (projectionColumns.contains( UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX_NAME) && inboxMailboxId != Mailbox.NO_MAILBOX) { values.put(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX_NAME, Mailbox.getDisplayName(context, inboxMailboxId)); } if (projectionColumns.contains(UIProvider.AccountColumns.SYNC_STATUS)) { if (inboxMailboxId != Mailbox.NO_MAILBOX) { values.put(UIProvider.AccountColumns.SYNC_STATUS, UIProvider.SyncStatus.NO_SYNC); } else { values.put(UIProvider.AccountColumns.SYNC_STATUS, UIProvider.SyncStatus.INITIAL_SYNC_NEEDED); } } if (projectionColumns.contains( UIProvider.AccountColumns.SettingsColumns.IMPORTANCE_MARKERS_ENABLED)) { // Email doesn't support priority inbox, so always state importance markers disabled. values.put(UIProvider.AccountColumns.SettingsColumns.IMPORTANCE_MARKERS_ENABLED, "0"); } if (projectionColumns.contains( UIProvider.AccountColumns.SettingsColumns.SHOW_CHEVRONS_ENABLED)) { // Email doesn't support priority inbox, so always state show chevrons disabled. values.put(UIProvider.AccountColumns.SettingsColumns.SHOW_CHEVRONS_ENABLED, "0"); } if (projectionColumns.contains( UIProvider.AccountColumns.SettingsColumns.SETUP_INTENT_URI)) { // Set the setup intent if needed // TODO We should clarify/document the trash/setup relationship long trashId = Mailbox.findMailboxOfType(context, accountId, Mailbox.TYPE_TRASH); if (trashId == Mailbox.NO_MAILBOX) { info = EmailServiceUtils.getServiceInfoForAccount(context, accountId); if (info != null && info.requiresSetup) { values.put(UIProvider.AccountColumns.SettingsColumns.SETUP_INTENT_URI, getExternalUriString("setup", id)); } } } if (projectionColumns.contains(UIProvider.AccountColumns.TYPE)) { final String type; if (info == null) { info = EmailServiceUtils.getServiceInfoForAccount(context, accountId); } if (info != null) { type = info.accountType; } else { type = "unknown"; } values.put(UIProvider.AccountColumns.TYPE, type); } if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.MOVE_TO_INBOX) && inboxMailboxId != Mailbox.NO_MAILBOX) { values.put(UIProvider.AccountColumns.SettingsColumns.MOVE_TO_INBOX, uiUriString("uifolder", inboxMailboxId)); } if (projectionColumns.contains(UIProvider.AccountColumns.SYNC_AUTHORITY)) { values.put(UIProvider.AccountColumns.SYNC_AUTHORITY, EmailContent.AUTHORITY); } if (projectionColumns.contains(UIProvider.AccountColumns.QUICK_RESPONSE_URI)) { values.put(UIProvider.AccountColumns.QUICK_RESPONSE_URI, combinedUriString("quickresponse/account", id)); } if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.REPLY_BEHAVIOR)) { values.put(UIProvider.AccountColumns.SettingsColumns.REPLY_BEHAVIOR, mailPrefs.getDefaultReplyAll() ? UIProvider.DefaultReplyBehavior.REPLY_ALL : UIProvider.DefaultReplyBehavior.REPLY); } if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.SHOW_IMAGES)) { values.put(UIProvider.AccountColumns.SettingsColumns.SHOW_IMAGES, Settings.ShowImages.ASK_FIRST); } final StringBuilder sb = genSelect(getAccountListMap(getContext()), uiProjection, values); sb.append(" FROM " + Account.TABLE_NAME + " WHERE " + AccountColumns.ID + "=?"); return sb.toString(); } private static int autoAdvanceToUiValue(int autoAdvance) { switch(autoAdvance) { case Preferences.AUTO_ADVANCE_OLDER: return UIProvider.AutoAdvance.OLDER; case Preferences.AUTO_ADVANCE_NEWER: return UIProvider.AutoAdvance.NEWER; case Preferences.AUTO_ADVANCE_MESSAGE_LIST: default: return UIProvider.AutoAdvance.LIST; } } private static int textZoomToUiValue(int textZoom) { switch(textZoom) { case Preferences.TEXT_ZOOM_HUGE: return UIProvider.MessageTextSize.HUGE; case Preferences.TEXT_ZOOM_LARGE: return UIProvider.MessageTextSize.LARGE; case Preferences.TEXT_ZOOM_NORMAL: return UIProvider.MessageTextSize.NORMAL; case Preferences.TEXT_ZOOM_SMALL: return UIProvider.MessageTextSize.SMALL; case Preferences.TEXT_ZOOM_TINY: return UIProvider.MessageTextSize.TINY; default: return UIProvider.MessageTextSize.NORMAL; } } /** * Generate a Uri string for a combined mailbox uri * @param type the uri command type (e.g. "uimessages") * @param id the id of the item (e.g. an account, mailbox, or message id) * @return a Uri string */ private static String combinedUriString(String type, String id) { return "content://" + EmailContent.AUTHORITY + "/" + type + "/" + id; } public static final long COMBINED_ACCOUNT_ID = 0x10000000; /** * Generate an id for a combined mailbox of a given type * @param type the mailbox type for the combined mailbox * @return the id, as a String */ private static String combinedMailboxId(int type) { return Long.toString(Account.ACCOUNT_ID_COMBINED_VIEW + type); } public static long getVirtualMailboxId(long accountId, int type) { return (accountId << 32) + type; } private static boolean isVirtualMailbox(long mailboxId) { return mailboxId >= 0x100000000L; } private static boolean isCombinedMailbox(long mailboxId) { return (mailboxId >> 32) == COMBINED_ACCOUNT_ID; } private static long getVirtualMailboxAccountId(long mailboxId) { return mailboxId >> 32; } private static String getVirtualMailboxAccountIdString(long mailboxId) { return Long.toString(mailboxId >> 32); } private static int getVirtualMailboxType(long mailboxId) { return (int)(mailboxId & 0xF); } private void addCombinedAccountRow(MatrixCursor mc) { final long lastUsedAccountId = Preferences.getPreferences(getContext()).getLastUsedAccountId(); final long id = Account.getDefaultAccountId(getContext(), lastUsedAccountId); if (id == Account.NO_ACCOUNT) return; // Build a map of the requested columns to the appropriate positions final ImmutableMap.Builder builder = new ImmutableMap.Builder(); final String[] columnNames = mc.getColumnNames(); for (int i = 0; i < columnNames.length; i++) { builder.put(columnNames[i], i); } final Map colPosMap = builder.build(); final MailPrefs mailPrefs = MailPrefs.get(getContext()); final Object[] values = new Object[columnNames.length]; if (colPosMap.containsKey(BaseColumns._ID)) { values[colPosMap.get(BaseColumns._ID)] = 0; } if (colPosMap.containsKey(UIProvider.AccountColumns.CAPABILITIES)) { values[colPosMap.get(UIProvider.AccountColumns.CAPABILITIES)] = AccountCapabilities.UNDO | AccountCapabilities.SENDING_UNAVAILABLE; } if (colPosMap.containsKey(UIProvider.AccountColumns.FOLDER_LIST_URI)) { values[colPosMap.get(UIProvider.AccountColumns.FOLDER_LIST_URI)] = combinedUriString("uifolders", COMBINED_ACCOUNT_ID_STRING); } if (colPosMap.containsKey(UIProvider.AccountColumns.NAME)) { values[colPosMap.get(UIProvider.AccountColumns.NAME)] = getContext().getString( R.string.mailbox_list_account_selector_combined_view); } if (colPosMap.containsKey(UIProvider.AccountColumns.ACCOUNT_MANAGER_NAME)) { values[colPosMap.get(UIProvider.AccountColumns.ACCOUNT_MANAGER_NAME)] = getContext().getString(R.string.mailbox_list_account_selector_combined_view); } if (colPosMap.containsKey(UIProvider.AccountColumns.TYPE)) { values[colPosMap.get(UIProvider.AccountColumns.TYPE)] = "unknown"; } if (colPosMap.containsKey(UIProvider.AccountColumns.UNDO_URI)) { values[colPosMap.get(UIProvider.AccountColumns.UNDO_URI)] = "'content://" + EmailContent.AUTHORITY + "/uiundo'"; } if (colPosMap.containsKey(UIProvider.AccountColumns.URI)) { values[colPosMap.get(UIProvider.AccountColumns.URI)] = combinedUriString("uiaccount", COMBINED_ACCOUNT_ID_STRING); } if (colPosMap.containsKey(UIProvider.AccountColumns.MIME_TYPE)) { values[colPosMap.get(UIProvider.AccountColumns.MIME_TYPE)] = EMAIL_APP_MIME_TYPE; } if (colPosMap.containsKey(UIProvider.AccountColumns.SETTINGS_INTENT_URI)) { values[colPosMap.get(UIProvider.AccountColumns.SETTINGS_INTENT_URI)] = getExternalUriString("settings", COMBINED_ACCOUNT_ID_STRING); } if (colPosMap.containsKey(UIProvider.AccountColumns.COMPOSE_URI)) { values[colPosMap.get(UIProvider.AccountColumns.COMPOSE_URI)] = getExternalUriStringEmail2("compose", Long.toString(id)); } // TODO: Get these from default account? Preferences prefs = Preferences.getPreferences(getContext()); if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.AUTO_ADVANCE)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.AUTO_ADVANCE)] = Integer.toString(UIProvider.AutoAdvance.NEWER); } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.MESSAGE_TEXT_SIZE)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.MESSAGE_TEXT_SIZE)] = Integer.toString(UIProvider.MessageTextSize.NORMAL); } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.SNAP_HEADERS)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.SNAP_HEADERS)] = Integer.toString(UIProvider.SnapHeaderValue.ALWAYS); } //.add(UIProvider.SettingsColumns.SIGNATURE, AccountColumns.SIGNATURE) if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.REPLY_BEHAVIOR)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.REPLY_BEHAVIOR)] = Integer.toString(mailPrefs.getDefaultReplyAll() ? UIProvider.DefaultReplyBehavior.REPLY_ALL : UIProvider.DefaultReplyBehavior.REPLY); } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ICON)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ICON)] = getConversationListIcon(mailPrefs); } if (colPosMap.containsKey( UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ATTACHMENT_PREVIEWS)) { values[colPosMap.get( UIProvider.AccountColumns.SettingsColumns.CONV_LIST_ATTACHMENT_PREVIEWS)] = 0; } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.CONFIRM_DELETE)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.CONFIRM_DELETE)] = prefs.getConfirmDelete() ? 1 : 0; } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.CONFIRM_ARCHIVE)) { values[colPosMap.get( UIProvider.AccountColumns.SettingsColumns.CONFIRM_ARCHIVE)] = 0; } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.CONFIRM_SEND)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.CONFIRM_SEND)] = prefs.getConfirmSend() ? 1 : 0; } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX)] = combinedUriString("uifolder", combinedMailboxId(Mailbox.TYPE_INBOX)); } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.MOVE_TO_INBOX)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.MOVE_TO_INBOX)] = combinedUriString("uifolder", combinedMailboxId(Mailbox.TYPE_INBOX)); } if (colPosMap.containsKey(UIProvider.AccountColumns.SettingsColumns.SHOW_IMAGES)) { values[colPosMap.get(UIProvider.AccountColumns.SettingsColumns.SHOW_IMAGES)] = Settings.ShowImages.ASK_FIRST; } mc.addRow(values); } private static int getConversationListIcon(MailPrefs mailPrefs) { return mailPrefs.getShowSenderImages() ? UIProvider.ConversationListIcon.SENDER_IMAGE : UIProvider.ConversationListIcon.NONE; } private Cursor getVirtualMailboxCursor(long mailboxId, String[] projection) { MatrixCursor mc = new MatrixCursorWithCachedColumns(projection, 1); mc.addRow(getVirtualMailboxRow(getVirtualMailboxAccountId(mailboxId), getVirtualMailboxType(mailboxId), projection)); return mc; } private Object[] getVirtualMailboxRow(long accountId, int mailboxType, String[] projection) { final long id = getVirtualMailboxId(accountId, mailboxType); final String idString = Long.toString(id); Object[] values = new Object[projection.length]; // Not all column values are filled in here, as some are not applicable to virtual mailboxes // The remainder are left null for (int i = 0; i < projection.length; i++) { final String column = projection[i]; if (column.equals(UIProvider.FolderColumns._ID)) { values[i] = id; } else if (column.equals(UIProvider.FolderColumns.URI)) { values[i] = combinedUriString("uifolder", idString); } else if (column.equals(UIProvider.FolderColumns.NAME)) { // default empty string since all of these should use resource strings values[i] = getFolderDisplayName(getFolderTypeFromMailboxType(mailboxType), ""); } else if (column.equals(UIProvider.FolderColumns.HAS_CHILDREN)) { values[i] = 0; } else if (column.equals(UIProvider.FolderColumns.CAPABILITIES)) { values[i] = UIProvider.FolderCapabilities.DELETE | UIProvider.FolderCapabilities.IS_VIRTUAL; } else if (column.equals(UIProvider.FolderColumns.CONVERSATION_LIST_URI)) { values[i] = combinedUriString("uimessages", idString); } else if (column.equals(UIProvider.FolderColumns.UNREAD_COUNT)) { if (mailboxType == Mailbox.TYPE_INBOX && accountId == COMBINED_ACCOUNT_ID) { final int unreadCount = EmailContent.count(getContext(), Message.CONTENT_URI, MessageColumns.MAILBOX_KEY + " IN (SELECT " + MailboxColumns.ID + " FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.TYPE + "=" + Mailbox.TYPE_INBOX + ") AND " + MessageColumns.FLAG_READ + "=0", null); values[i] = unreadCount; } else if (mailboxType == Mailbox.TYPE_UNREAD) { final String accountKeyClause; final String[] whereArgs; if (accountId == COMBINED_ACCOUNT_ID) { accountKeyClause = ""; whereArgs = null; } else { accountKeyClause = MessageColumns.ACCOUNT_KEY + "= ? AND "; whereArgs = new String[] { Long.toString(accountId) }; } final int unreadCount = EmailContent.count(getContext(), Message.CONTENT_URI, accountKeyClause + MessageColumns.FLAG_READ + "=0 AND " + MessageColumns.MAILBOX_KEY + " NOT IN (SELECT " + MailboxColumns.ID + " FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.TYPE + "=" + Mailbox.TYPE_TRASH + ")", whereArgs); values[i] = unreadCount; } else if (mailboxType == Mailbox.TYPE_STARRED) { final String accountKeyClause; final String[] whereArgs; if (accountId == COMBINED_ACCOUNT_ID) { accountKeyClause = ""; whereArgs = null; } else { accountKeyClause = MessageColumns.ACCOUNT_KEY + "= ? AND "; whereArgs = new String[] { Long.toString(accountId) }; } final int starredCount = EmailContent.count(getContext(), Message.CONTENT_URI, accountKeyClause + MessageColumns.FLAG_FAVORITE + "=1", whereArgs); values[i] = starredCount; } } else if (column.equals(UIProvider.FolderColumns.ICON_RES_ID)) { if (mailboxType == Mailbox.TYPE_INBOX) { values[i] = R.drawable.ic_folder_inbox; } else if (mailboxType == Mailbox.TYPE_UNREAD) { values[i] = R.drawable.ic_folder_unread; } else if (mailboxType == Mailbox.TYPE_STARRED) { values[i] = R.drawable.ic_folder_star; } } } return values; } private Cursor uiAccounts(String[] uiProjection) { final Context context = getContext(); final SQLiteDatabase db = getDatabase(context); final Cursor accountIdCursor = db.rawQuery("select _id from " + Account.TABLE_NAME, new String[0]); final MatrixCursor mc; try { boolean combinedAccount = false; if (accountIdCursor.getCount() > 1) { combinedAccount = true; } final Bundle extras = new Bundle(); // Email always returns the accurate number of accounts extras.putInt(AccountCursorExtraKeys.ACCOUNTS_LOADED, 1); mc = new MatrixCursorWithExtra(uiProjection, accountIdCursor.getCount(), extras); final Object[] values = new Object[uiProjection.length]; while (accountIdCursor.moveToNext()) { final String id = accountIdCursor.getString(0); final Cursor accountCursor = db.rawQuery(genQueryAccount(uiProjection, id), new String[] {id}); try { if (accountCursor.moveToNext()) { for (int i = 0; i < uiProjection.length; i++) { values[i] = accountCursor.getString(i); } mc.addRow(values); } } finally { accountCursor.close(); } } if (combinedAccount) { addCombinedAccountRow(mc); } } finally { accountIdCursor.close(); } mc.setNotificationUri(context.getContentResolver(), UIPROVIDER_ALL_ACCOUNTS_NOTIFIER); return mc; } private Cursor uiQuickResponseAccount(String[] uiProjection, String account) { final Context context = getContext(); final SQLiteDatabase db = getDatabase(context); final StringBuilder sb = genSelect(getQuickResponseMap(), uiProjection); sb.append(" FROM " + QuickResponse.TABLE_NAME); sb.append(" WHERE " + QuickResponse.ACCOUNT_KEY + "=?"); final String query = sb.toString(); return db.rawQuery(query, new String[] {account}); } private Cursor uiQuickResponseId(String[] uiProjection, String id) { final Context context = getContext(); final SQLiteDatabase db = getDatabase(context); final StringBuilder sb = genSelect(getQuickResponseMap(), uiProjection); sb.append(" FROM " + QuickResponse.TABLE_NAME); sb.append(" WHERE " + QuickResponse.ID + "=?"); final String query = sb.toString(); return db.rawQuery(query, new String[] {id}); } private Cursor uiQuickResponse(String[] uiProjection) { final Context context = getContext(); final SQLiteDatabase db = getDatabase(context); final StringBuilder sb = genSelect(getQuickResponseMap(), uiProjection); sb.append(" FROM " + QuickResponse.TABLE_NAME); final String query = sb.toString(); return db.rawQuery(query, new String[0]); } /** * Generate the "attachment list" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @param contentTypeQueryParameters list of mimeTypes, used as a filter for the attachments * or null if there are no query parameters * @return the SQLite query to be executed on the EmailProvider database */ private static String genQueryAttachments(String[] uiProjection, List contentTypeQueryParameters) { // MAKE SURE THESE VALUES STAY IN SYNC WITH GEN QUERY ATTACHMENT ContentValues values = new ContentValues(1); values.put(UIProvider.AttachmentColumns.SUPPORTS_DOWNLOAD_AGAIN, 1); StringBuilder sb = genSelect(getAttachmentMap(), uiProjection, values); sb.append(" FROM ") .append(Attachment.TABLE_NAME) .append(" WHERE ") .append(AttachmentColumns.MESSAGE_KEY) .append(" =? "); // Filter for certain content types. // The filter works by adding LIKE operators for each // content type you wish to request. Content types // are filtered by performing a case-insensitive "starts with" // filter. IE, "image/" would return "image/png" as well as "image/jpeg". if (contentTypeQueryParameters != null && !contentTypeQueryParameters.isEmpty()) { final int size = contentTypeQueryParameters.size(); sb.append("AND ("); for (int i = 0; i < size; i++) { final String contentType = contentTypeQueryParameters.get(i); sb.append(AttachmentColumns.MIME_TYPE) .append(" LIKE '") .append(contentType) .append("%'"); if (i != size - 1) { sb.append(" OR "); } } sb.append(")"); } return sb.toString(); } /** * Generate the "single attachment" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private String genQueryAttachment(String[] uiProjection, String idString) { Long id = Long.parseLong(idString); Attachment att = Attachment.restoreAttachmentWithId(getContext(), id); // MAKE SURE THESE VALUES STAY IN SYNC WITH GEN QUERY ATTACHMENTS ContentValues values = new ContentValues(2); values.put(AttachmentColumns.CONTENT_URI, AttachmentUtilities.getAttachmentUri(att.mAccountKey, id).toString()); values.put(UIProvider.AttachmentColumns.SUPPORTS_DOWNLOAD_AGAIN, 1); StringBuilder sb = genSelect(getAttachmentMap(), uiProjection, values); sb.append(" FROM ") .append(Attachment.TABLE_NAME) .append(" WHERE ") .append(AttachmentColumns.ID) .append(" =? "); return sb.toString(); } /** * Generate the "subfolder list" SQLite query, given a projection from UnifiedEmail * * @param uiProjection as passed from UnifiedEmail * @return the SQLite query to be executed on the EmailProvider database */ private static String genQuerySubfolders(String[] uiProjection) { StringBuilder sb = genSelect(getFolderListMap(), uiProjection); sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.PARENT_KEY + " =? ORDER BY "); sb.append(MAILBOX_ORDER_BY); return sb.toString(); } private static final String COMBINED_ACCOUNT_ID_STRING = Long.toString(COMBINED_ACCOUNT_ID); /** * Returns a cursor over all the folders for a specific URI which corresponds to a single * account. * @param uri uri to query * @param uiProjection projection * @return query result cursor */ private Cursor uiFolders(final Uri uri, final String[] uiProjection) { final Context context = getContext(); final SQLiteDatabase db = getDatabase(context); final String id = uri.getPathSegments().get(1); final Uri notifyUri = UIPROVIDER_FOLDERLIST_NOTIFIER.buildUpon().appendEncodedPath(id).build(); final Cursor vc = uiVirtualMailboxes(id, uiProjection); vc.setNotificationUri(context.getContentResolver(), notifyUri); if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { return vc; } else { Cursor c = db.rawQuery(genQueryAccountMailboxes(UIProvider.FOLDERS_PROJECTION), new String[] {id}); c = getFolderListCursor(c, Long.valueOf(id), uiProjection); c.setNotificationUri(context.getContentResolver(), notifyUri); Cursor[] cursors = new Cursor[] {vc, c}; return new MergeCursor(cursors); } } private Cursor uiVirtualMailboxes(final String id, final String[] uiProjection) { final MatrixCursor mc = new MatrixCursorWithCachedColumns(uiProjection); if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { mc.addRow(getVirtualMailboxRow(COMBINED_ACCOUNT_ID, Mailbox.TYPE_INBOX, uiProjection)); mc.addRow( getVirtualMailboxRow(COMBINED_ACCOUNT_ID, Mailbox.TYPE_STARRED, uiProjection)); mc.addRow(getVirtualMailboxRow(COMBINED_ACCOUNT_ID, Mailbox.TYPE_UNREAD, uiProjection)); } else { final long acctId = Long.parseLong(id); mc.addRow(getVirtualMailboxRow(acctId, Mailbox.TYPE_STARRED, uiProjection)); mc.addRow(getVirtualMailboxRow(acctId, Mailbox.TYPE_UNREAD, uiProjection)); } return mc; } /** * Returns an array of the default recent folders for a given URI which is unique for an * account. Some accounts might not have default recent folders, in which case an empty array * is returned. * @param id account id * @return array of URIs */ private Uri[] defaultRecentFolders(final String id) { final SQLiteDatabase db = getDatabase(getContext()); if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { // We don't have default recents for the combined view. return new Uri[0]; } // We search for the types we want, and find corresponding IDs. final String[] idAndType = { BaseColumns._ID, UIProvider.FolderColumns.TYPE }; // Sent, Drafts, and Starred are the default recents. final StringBuilder sb = genSelect(getFolderListMap(), idAndType); sb.append(" FROM ") .append(Mailbox.TABLE_NAME) .append(" WHERE ") .append(MailboxColumns.ACCOUNT_KEY) .append(" = ") .append(id) .append(" AND ") .append(MailboxColumns.TYPE) .append(" IN (") .append(Mailbox.TYPE_SENT) .append(", ") .append(Mailbox.TYPE_DRAFTS) .append(", ") .append(Mailbox.TYPE_STARRED) .append(")"); LogUtils.d(TAG, "defaultRecentFolders: Query is %s", sb); final Cursor c = db.rawQuery(sb.toString(), null); if (c == null || c.getCount() <= 0 || !c.moveToFirst()) { return new Uri[0]; } // Read all the IDs of the mailboxes, and turn them into URIs. final Uri[] recentFolders = new Uri[c.getCount()]; int i = 0; do { final long folderId = c.getLong(0); recentFolders[i] = uiUri("uifolder", folderId); LogUtils.d(TAG, "Default recent folder: %d, with uri %s", folderId, recentFolders[i]); ++i; } while (c.moveToNext()); return recentFolders; } /** * Wrapper that handles the visibility feature (i.e. the conversation list is visible, so * any pending notifications for the corresponding mailbox should be canceled). We also handle * getExtras() to provide a snapshot of the mailbox's status */ static class EmailConversationCursor extends CursorWrapper { private final long mMailboxId; private final boolean isOutgoingMailbox; private final Context mContext; private final FolderList mFolderList; private final Bundle mExtras = new Bundle(); /** * When showing a folder, if it's been at least this long since the last sync, * force a folder refresh. */ private static final long AUTO_REFRESH_INTERVAL_MS = 5 * DateUtils.MINUTE_IN_MILLIS; public EmailConversationCursor(final Context context, final Cursor cursor, final Folder folder, final long mailboxId) { super(cursor); mMailboxId = mailboxId; mContext = context; mFolderList = FolderList.copyOf(Lists.newArrayList(folder)); Mailbox mailbox = Mailbox.restoreMailboxWithId(context, mailboxId); if (mailbox != null) { isOutgoingMailbox = mailbox.mType == Mailbox.TYPE_SENT || mailbox.mType == Mailbox.TYPE_OUTBOX || mailbox.mType == Mailbox.TYPE_DRAFTS; mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_ERROR, mailbox.mUiLastSyncResult); mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_TOTAL_COUNT, mailbox.mTotalCount); if (mailbox.mUiSyncStatus == EmailContent.SYNC_STATUS_BACKGROUND || mailbox.mUiSyncStatus == EmailContent.SYNC_STATUS_USER || mailbox.mUiSyncStatus == EmailContent.SYNC_STATUS_LIVE) { mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_STATUS, UIProvider.CursorStatus.LOADING); } else if (mailbox.mUiSyncStatus == EmailContent.SYNC_STATUS_NONE) { if (mailbox.mSyncInterval == 0 && (Mailbox.isSyncableType(mailbox.mType) || mailbox.mType == Mailbox.TYPE_SEARCH) && !TextUtils.isEmpty(mailbox.mServerId) && // TODO: There's potentially a race condition here. // Consider merging this check with the auto-sync code in respond. System.currentTimeMillis() - mailbox.mSyncTime > AUTO_REFRESH_INTERVAL_MS) { // This will be syncing momentarily mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_STATUS, UIProvider.CursorStatus.LOADING); } else { mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_STATUS, UIProvider.CursorStatus.COMPLETE); } } else { LogUtils.d(Logging.LOG_TAG, "Unknown mailbox sync status" + mailbox.mUiSyncStatus); mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_STATUS, UIProvider.CursorStatus.COMPLETE); } } else { isOutgoingMailbox = false; // TODO for virtual mailboxes, we may want to do something besides just fake it mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_ERROR, UIProvider.LastSyncResult.SUCCESS); mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_TOTAL_COUNT, cursor != null ? cursor.getCount() : 0); mExtras.putInt(UIProvider.CursorExtraKeys.EXTRA_STATUS, UIProvider.CursorStatus.COMPLETE); } } @Override public Bundle getExtras() { return mExtras; } @Override public Bundle respond(Bundle params) { final String setVisibilityKey = UIProvider.ConversationCursorCommand.COMMAND_KEY_SET_VISIBILITY; if (params.containsKey(setVisibilityKey)) { final boolean visible = params.getBoolean(setVisibilityKey); if (visible) { // Mark all messages as seen final ContentResolver resolver = mContext.getContentResolver(); final ContentValues contentValues = new ContentValues(1); contentValues.put(MessageColumns.FLAG_SEEN, true); final Uri uri = EmailContent.Message.CONTENT_URI; resolver.update(uri, contentValues, MessageColumns.MAILBOX_KEY + " = ?", new String[] {String.valueOf(mMailboxId)}); if (params.containsKey( UIProvider.ConversationCursorCommand.COMMAND_KEY_ENTERED_FOLDER)) { Mailbox mailbox = Mailbox.restoreMailboxWithId(mContext, mMailboxId); if (mailbox != null) { // For non-push mailboxes, if it's stale (i.e. last sync was a while // ago), force a sync. // TODO: Fix the check for whether we're non-push? Right now it checks // whether we are participating in account sync rules. if (mailbox.mSyncInterval == 0) { final long timeSinceLastSync = System.currentTimeMillis() - mailbox.mSyncTime; if (timeSinceLastSync > AUTO_REFRESH_INTERVAL_MS) { final Uri refreshUri = Uri.parse(EmailContent.CONTENT_URI + "/" + QUERY_UIREFRESH + "/" + mailbox.mId); resolver.query(refreshUri, null, null, null, null); } } } } } } // Return success final Bundle response = new Bundle(2); response.putString(setVisibilityKey, UIProvider.ConversationCursorCommand.COMMAND_RESPONSE_OK); final String rawFoldersKey = UIProvider.ConversationCursorCommand.COMMAND_GET_RAW_FOLDERS; if (params.containsKey(rawFoldersKey)) { response.putParcelable(rawFoldersKey, mFolderList); } final String convInfoKey = UIProvider.ConversationCursorCommand.COMMAND_GET_CONVERSATION_INFO; if (params.containsKey(convInfoKey)) { response.putParcelable(convInfoKey, generateConversationInfo()); } return response; } private ConversationInfo generateConversationInfo() { final int numMessages = getInt(getColumnIndex(ConversationColumns.NUM_MESSAGES)); final ConversationInfo conversationInfo = new ConversationInfo(numMessages); conversationInfo.firstSnippet = getString(getColumnIndex(ConversationColumns.SNIPPET)); final boolean isRead = getInt(getColumnIndex(ConversationColumns.READ)) != 0; final String senderString = getString(getColumnIndex(MessageColumns.DISPLAY_NAME)); final String fromString = getString(getColumnIndex(MessageColumns.FROM_LIST)); final String senderEmail; if (fromString != null) { final Rfc822Token[] tokens = Rfc822Tokenizer.tokenize(fromString); if (tokens.length > 0) { senderEmail = tokens[0].getAddress(); } else { LogUtils.d(TAG, "Couldn't parse sender email address"); senderEmail = fromString; } } else { senderEmail = null; } if (isOutgoingMailbox) { // for conversations in outgoing mail mailboxes return a list of recipients final String recipientsString = getString(getColumnIndex(MessageColumns.TO_LIST)); final Address[] recipientAddresses = Address.parse(recipientsString); for (Address recipientAddress : recipientAddresses) { final String name = recipientAddress.getSimplifiedName(); final String email = recipientAddress.getAddress(); // all recipients are said to have read all messages in the conversation conversationInfo.addParticipant(new ParticipantInfo(name, email, 0, isRead)); } } else { // for conversations in incoming mail mailboxes return the sender conversationInfo.addParticipant(new ParticipantInfo(senderString, senderEmail, 0, isRead)); } return conversationInfo; } } /** * Convenience method to create a {@link Folder} * @param context to get a {@link ContentResolver} * @param mailboxId id of the {@link Mailbox} that we want * @return the {@link Folder} or null */ public static Folder getFolder(Context context, long mailboxId) { final ContentResolver resolver = context.getContentResolver(); final Cursor fc = resolver.query(EmailProvider.uiUri("uifolder", mailboxId), UIProvider.FOLDERS_PROJECTION, null, null, null); if (fc == null) { LogUtils.e(TAG, "Null folder cursor for mailboxId %d", mailboxId); return null; } Folder uiFolder = null; try { if (fc.moveToFirst()) { uiFolder = new Folder(fc); } } finally { fc.close(); } return uiFolder; } static class AttachmentsCursor extends CursorWrapper { private final int mContentUriIndex; private final int mUriIndex; private final Context mContext; public AttachmentsCursor(Context context, Cursor cursor) { super(cursor); mContentUriIndex = cursor.getColumnIndex(UIProvider.AttachmentColumns.CONTENT_URI); mUriIndex = cursor.getColumnIndex(UIProvider.AttachmentColumns.URI); mContext = context; } @Override public String getString(int column) { if (column == mContentUriIndex) { final Uri uri = Uri.parse(getString(mUriIndex)); final long id = Long.parseLong(uri.getLastPathSegment()); final Attachment att = Attachment.restoreAttachmentWithId(mContext, id); if (att == null) return ""; if (!TextUtils.isEmpty(att.getCachedFileUri())) { return att.getCachedFileUri(); } final String contentUri; // Until the package installer can handle opening apks from a content:// uri, for // any apk that was successfully saved in external storage, return the // content uri from the attachment if (att.mUiDestination == UIProvider.AttachmentDestination.EXTERNAL && att.mUiState == UIProvider.AttachmentState.SAVED && TextUtils.equals(att.mMimeType, MimeType.ANDROID_ARCHIVE)) { contentUri = att.getContentUri(); } else { contentUri = AttachmentUtilities.getAttachmentUri(att.mAccountKey, id).toString(); } return contentUri; } else { return super.getString(column); } } } /** * For debugging purposes; shouldn't be used in production code */ @SuppressWarnings("unused") static class CloseDetectingCursor extends CursorWrapper { public CloseDetectingCursor(Cursor cursor) { super(cursor); } @Override public void close() { super.close(); LogUtils.d(TAG, "Closing cursor", new Error()); } } /** * Converts a mailbox in a row of the mailboxCursor into a row * in the supplied {@link MatrixCursor} in the format required for {@link Folder}. * As a convenience, the modified {@link MatrixCursor} is also returned. * @param mc the {@link MatrixCursor} into which the mailbox data will be converted * @param projectionLength the length of the projection for this Cursor * @param mailboxCursor the cursor supplying the mailbox data * @param nameColumn column in the cursor containing the folder name value * @param typeColumn column in the cursor containing the folder type value * @return the {@link MatrixCursor} containing the transformed data. */ private Cursor getUiFolderCursorRowFromMailboxCursorRow( MatrixCursor mc, int projectionLength, Cursor mailboxCursor, int nameColumn, int typeColumn) { final MatrixCursor.RowBuilder builder = mc.newRow(); for (int i = 0; i < projectionLength; i++) { // If we are at the name column, get the type // and use it to use a properly translated string // from resources instead of the display name. // This ignores display names for system mailboxes. if (nameColumn == i) { // We implicitly assume that if name is requested, // type has also been requested. If not, this will // error in unknown ways. final int type = mailboxCursor.getInt(typeColumn); builder.add(getFolderDisplayName(type, mailboxCursor.getString(i))); } else { builder.add(mailboxCursor.getString(i)); } } return mc; } /** * Takes a uifolder cursor (that was generated with a full projection) and remaps values for * columns that are difficult to generate in the SQL query. This currently includes: * - Folder name (due to system folder localization). * - Capabilities (due to this varying by account protocol). * - Persistent id (due to needing to base64 encode it). * - Load more uri (due to this varying by account protocol). * TODO: This would be better as a CursorWrapper, rather than doing a copy. * @param inputCursor A cursor containing all columns of {@link UIProvider.FolderColumns}. * Strictly speaking doesn't need all, but simpler if we assume that. * @param outputCursor A MatrixCursor which this function will populate. * @param accountId The account id for the mailboxes in this query. * @param uiProjection The projection specified by the query. */ private void remapFolderCursor(final Cursor inputCursor, final MatrixCursor outputCursor, final long accountId, final String[] uiProjection) { // Return early if our input cursor is empty. if (inputCursor == null || inputCursor.getCount() == 0) { return; } // Get the column indices for the columns we need during remapping. // While we currently could assume the column indicies for UIProvider.FOLDERS_PROJECTION // and therefore avoid the calls to getColumnIndex, this at least tries to future-proof a // bit. // Note that id and type MUST be present for this function to work correctly. final int idColumn = inputCursor.getColumnIndex(BaseColumns._ID); final int typeColumn = inputCursor.getColumnIndex(UIProvider.FolderColumns.TYPE); final int nameColumn = inputCursor.getColumnIndex(UIProvider.FolderColumns.NAME); final int capabilitiesColumn = inputCursor.getColumnIndex(UIProvider.FolderColumns.CAPABILITIES); final int persistentIdColumn = inputCursor.getColumnIndex(UIProvider.FolderColumns.PERSISTENT_ID); final int loadMoreUriColumn = inputCursor.getColumnIndex(UIProvider.FolderColumns.LOAD_MORE_URI); // Get the EmailServiceInfo for the current account. final Context context = getContext(); final String protocol = Account.getProtocol(context, accountId); final EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, protocol); // Build the return cursor. We iterate over all rows of the input cursor and construct // a row in the output using the columns in uiProjection. while (inputCursor.moveToNext()) { final MatrixCursor.RowBuilder builder = outputCursor.newRow(); final int type = inputCursor.getInt(typeColumn); for (int i = 0; i < uiProjection.length; i++) { // Find the index in the input cursor corresponding the column requested in the // output projection. final int index = inputCursor.getColumnIndex(uiProjection[i]); if (index == -1) { // We don't have this value, so put a blank in the output and move on. builder.add(null); continue; } final String value = inputCursor.getString(index); // remapped indicates whether we've written a value to the output for this column. final boolean remapped; if (nameColumn == index) { // Remap folder name for system folders. builder.add(getFolderDisplayName(type, value)); remapped = true; } else if (capabilitiesColumn == index) { // Get the correct capabilities for this folder. builder.add(getFolderCapabilities(info, type, inputCursor.getLong(idColumn))); remapped = true; } else if (persistentIdColumn == index) { // Hash the persistent id. builder.add(Base64.encodeToString(value.getBytes(), Base64.URL_SAFE | Base64.NO_WRAP | Base64.NO_PADDING)); remapped = true; } else if (loadMoreUriColumn == index && type != Mailbox.TYPE_SEARCH && (info == null || !info.offerLoadMore)) { // Blank the load more uri for account types that don't offer it. // Note that all account types permit load more for search results. builder.add(null); remapped = true; } else { remapped = false; } // If the above logic didn't write some other value to the output, use the value // from the input cursor. if (!remapped) { builder.add(value); } } } } private Cursor getFolderListCursor(final Cursor inputCursor, final long accountId, final String[] uiProjection) { final MatrixCursor mc = new MatrixCursorWithCachedColumns(uiProjection); if (inputCursor != null) { try { remapFolderCursor(inputCursor, mc, accountId, uiProjection); } finally { inputCursor.close(); } } return mc; } /** * Returns a {@link String} from Resources corresponding * to the {@link UIProvider.FolderType} requested. * @param folderType {@link UIProvider.FolderType} value for the folder * @param defaultName a {@link String} to use in case the {@link UIProvider.FolderType} * provided is not a system folder. * @return a {@link String} to use as the display name for the folder */ private String getFolderDisplayName(int folderType, String defaultName) { final int resId; switch (folderType) { case UIProvider.FolderType.INBOX: resId = R.string.mailbox_name_display_inbox; break; case UIProvider.FolderType.OUTBOX: resId = R.string.mailbox_name_display_outbox; break; case UIProvider.FolderType.DRAFT: resId = R.string.mailbox_name_display_drafts; break; case UIProvider.FolderType.TRASH: resId = R.string.mailbox_name_display_trash; break; case UIProvider.FolderType.SENT: resId = R.string.mailbox_name_display_sent; break; case UIProvider.FolderType.SPAM: resId = R.string.mailbox_name_display_junk; break; case UIProvider.FolderType.STARRED: resId = R.string.mailbox_name_display_starred; break; case UIProvider.FolderType.UNREAD: resId = R.string.mailbox_name_display_unread; break; default: return defaultName; } return getContext().getString(resId); } /** * Converts a {@link Mailbox} type value to its {@link UIProvider.FolderType} * equivalent. * @param mailboxType a {@link Mailbox} type * @return a {@link UIProvider.FolderType} value */ private static int getFolderTypeFromMailboxType(int mailboxType) { switch (mailboxType) { case Mailbox.TYPE_INBOX: return UIProvider.FolderType.INBOX; case Mailbox.TYPE_OUTBOX: return UIProvider.FolderType.OUTBOX; case Mailbox.TYPE_DRAFTS: return UIProvider.FolderType.DRAFT; case Mailbox.TYPE_TRASH: return UIProvider.FolderType.TRASH; case Mailbox.TYPE_SENT: return UIProvider.FolderType.SENT; case Mailbox.TYPE_JUNK: return UIProvider.FolderType.SPAM; case Mailbox.TYPE_STARRED: return UIProvider.FolderType.STARRED; case Mailbox.TYPE_UNREAD: return UIProvider.FolderType.UNREAD; case Mailbox.TYPE_SEARCH: // TODO Can the DEFAULT type be removed from SEARCH folders? return UIProvider.FolderType.DEFAULT | UIProvider.FolderType.SEARCH; default: return UIProvider.FolderType.DEFAULT; } } /** * We need a reasonably full projection for getFolderListCursor to work, but don't always want * to do the subquery needed for FolderColumns.UNREAD_SENDERS * @param uiProjection The projection we actually want * @return Full projection, possibly with or without FolderColumns.UNREAD_SENDERS */ private String[] folderProjectionFromUiProjection(final String[] uiProjection) { final Set columns = ImmutableSet.copyOf(uiProjection); if (columns.contains(UIProvider.FolderColumns.UNREAD_SENDERS)) { return UIProvider.FOLDERS_PROJECTION_WITH_UNREAD_SENDERS; } else { return UIProvider.FOLDERS_PROJECTION; } } /** * Handle UnifiedEmail queries here (dispatched from query()) * * @param match the UriMatcher match for the original uri passed in from UnifiedEmail * @param uri the original uri passed in from UnifiedEmail * @param uiProjection the projection passed in from UnifiedEmail * @param unseenOnly true to only return unseen messages (where supported) * @return the result Cursor */ private Cursor uiQuery(int match, Uri uri, String[] uiProjection, final boolean unseenOnly) { Context context = getContext(); ContentResolver resolver = context.getContentResolver(); SQLiteDatabase db = getDatabase(context); // Should we ever return null, or throw an exception?? Cursor c = null; String id = uri.getPathSegments().get(1); Uri notifyUri = null; switch(match) { case UI_ALL_FOLDERS: notifyUri = UIPROVIDER_FOLDERLIST_NOTIFIER.buildUpon().appendEncodedPath(id).build(); final Cursor vc = uiVirtualMailboxes(id, uiProjection); if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { // There's no real mailboxes, so just return the virtual ones c = vc; } else { // Return real and virtual mailboxes alike final Cursor rawc = db.rawQuery(genQueryAccountAllMailboxes(uiProjection), new String[] {id}); rawc.setNotificationUri(context.getContentResolver(), notifyUri); vc.setNotificationUri(context.getContentResolver(), notifyUri); c = new MergeCursor(new Cursor[] {rawc, vc}); } break; case UI_FULL_FOLDERS: { // We need a full projection for getFolderListCursor final String[] folderProjection = folderProjectionFromUiProjection(uiProjection); c = db.rawQuery(genQueryAccountAllMailboxes(folderProjection), new String[] {id}); c = getFolderListCursor(c, Long.valueOf(id), uiProjection); notifyUri = UIPROVIDER_FOLDERLIST_NOTIFIER.buildUpon().appendEncodedPath(id).build(); break; } case UI_RECENT_FOLDERS: c = db.rawQuery(genQueryRecentMailboxes(uiProjection), new String[] {id}); notifyUri = UIPROVIDER_RECENT_FOLDERS_NOTIFIER.buildUpon().appendPath(id).build(); break; case UI_SUBFOLDERS: { // We need a full projection for getFolderListCursor final String[] folderProjection = folderProjectionFromUiProjection(uiProjection); c = db.rawQuery(genQuerySubfolders(folderProjection), new String[] {id}); c = getFolderListCursor(c, Mailbox.getAccountIdForMailbox(context, id), uiProjection); // Get notifications for any folder changes on this account. This is broader than // we need but otherwise we'd need for every folder change to notify on all relevant // subtrees. For now we opt for simplicity. final long accountId = Mailbox.getAccountIdForMailbox(context, id); notifyUri = ContentUris.withAppendedId(UIPROVIDER_FOLDERLIST_NOTIFIER, accountId); break; } case UI_MESSAGES: long mailboxId = Long.parseLong(id); final Folder folder = getFolder(context, mailboxId); if (folder == null) { // This mailboxId is bogus. Return an empty cursor // TODO: Make callers of this query handle null cursors instead b/10819309 return new MatrixCursor(uiProjection); } if (isVirtualMailbox(mailboxId)) { c = getVirtualMailboxMessagesCursor(db, uiProjection, mailboxId, unseenOnly); } else { c = db.rawQuery( genQueryMailboxMessages(uiProjection, unseenOnly), new String[] {id}); } notifyUri = UIPROVIDER_CONVERSATION_NOTIFIER.buildUpon().appendPath(id).build(); c = new EmailConversationCursor(context, c, folder, mailboxId); break; case UI_MESSAGE: MessageQuery qq = genQueryViewMessage(uiProjection, id); String sql = qq.query; String attJson = qq.attachmentJson; // With attachments, we have another argument to bind if (attJson != null) { c = db.rawQuery(sql, new String[] {attJson, id}); } else { c = db.rawQuery(sql, new String[] {id}); } notifyUri = UIPROVIDER_MESSAGE_NOTIFIER.buildUpon().appendPath(id).build(); break; case UI_ATTACHMENTS: final List contentTypeQueryParameters = uri.getQueryParameters(PhotoContract.ContentTypeParameters.CONTENT_TYPE); c = db.rawQuery(genQueryAttachments(uiProjection, contentTypeQueryParameters), new String[] {id}); c = new AttachmentsCursor(context, c); notifyUri = UIPROVIDER_ATTACHMENTS_NOTIFIER.buildUpon().appendPath(id).build(); break; case UI_ATTACHMENT: c = db.rawQuery(genQueryAttachment(uiProjection, id), new String[] {id}); notifyUri = UIPROVIDER_ATTACHMENT_NOTIFIER.buildUpon().appendPath(id).build(); break; case UI_FOLDER: mailboxId = Long.parseLong(id); if (isVirtualMailbox(mailboxId)) { c = getVirtualMailboxCursor(mailboxId, uiProjection); notifyUri = UIPROVIDER_FOLDER_NOTIFIER.buildUpon().appendPath(id).build(); } else { c = db.rawQuery(genQueryMailbox(uiProjection, id), new String[]{id}); final List projectionList = Arrays.asList(uiProjection); final int nameColumn = projectionList.indexOf(UIProvider.FolderColumns.NAME); final int typeColumn = projectionList.indexOf(UIProvider.FolderColumns.TYPE); if (c.moveToFirst()) { c = getUiFolderCursorRowFromMailboxCursorRow( new MatrixCursorWithCachedColumns(uiProjection), uiProjection.length, c, nameColumn, typeColumn); } notifyUri = UIPROVIDER_FOLDER_NOTIFIER.buildUpon().appendPath(id).build(); } break; case UI_ACCOUNT: if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { MatrixCursor mc = new MatrixCursorWithCachedColumns(uiProjection, 1); addCombinedAccountRow(mc); c = mc; } else { c = db.rawQuery(genQueryAccount(uiProjection, id), new String[] {id}); } notifyUri = UIPROVIDER_ACCOUNT_NOTIFIER.buildUpon().appendPath(id).build(); break; case UI_CONVERSATION: c = db.rawQuery(genQueryConversation(uiProjection), new String[] {id}); break; } if (notifyUri != null) { c.setNotificationUri(resolver, notifyUri); } return c; } /** * Convert a UIProvider attachment to an EmailProvider attachment (for sending); we only need * a few of the fields * @param uiAtt the UIProvider attachment to convert * @param cachedFile the path to the cached file to * @return the EmailProvider attachment */ // TODO(pwestbro): once the Attachment contains the cached uri, the second parameter can be // removed // TODO(mhibdon): if the UI Attachment contained the account key, the third parameter could // be removed. private static Attachment convertUiAttachmentToAttachment( com.android.mail.providers.Attachment uiAtt, String cachedFile, long accountKey) { final Attachment att = new Attachment(); att.setContentUri(uiAtt.contentUri.toString()); if (!TextUtils.isEmpty(cachedFile)) { // Generate the content provider uri for this cached file final Uri.Builder cachedFileBuilder = Uri.parse( "content://" + EmailContent.AUTHORITY + "/attachment/cachedFile").buildUpon(); cachedFileBuilder.appendQueryParameter(Attachment.CACHED_FILE_QUERY_PARAM, cachedFile); att.setCachedFileUri(cachedFileBuilder.build().toString()); } att.mAccountKey = accountKey; att.mFileName = uiAtt.getName(); att.mMimeType = uiAtt.getContentType(); att.mSize = uiAtt.size; return att; } /** * Create a mailbox given the account and mailboxType. */ private Mailbox createMailbox(long accountId, int mailboxType) { Context context = getContext(); Mailbox box = Mailbox.newSystemMailbox(context, accountId, mailboxType); // Make sure drafts and save will show up in recents... // If these already exist (from old Email app), they will have touch times switch (mailboxType) { case Mailbox.TYPE_DRAFTS: box.mLastTouchedTime = Mailbox.DRAFTS_DEFAULT_TOUCH_TIME; break; case Mailbox.TYPE_SENT: box.mLastTouchedTime = Mailbox.SENT_DEFAULT_TOUCH_TIME; break; } box.save(context); return box; } /** * Given an account name and a mailbox type, return that mailbox, creating it if necessary * @param accountId the account id to use * @param mailboxType the type of mailbox we're trying to find * @return the mailbox of the given type for the account in the uri, or null if not found */ private Mailbox getMailboxByAccountIdAndType(final long accountId, final int mailboxType) { Mailbox mailbox = Mailbox.restoreMailboxOfType(getContext(), accountId, mailboxType); if (mailbox == null) { mailbox = createMailbox(accountId, mailboxType); } return mailbox; } /** * Given a mailbox and the content values for a message, create/save the message in the mailbox * @param mailbox the mailbox to use * @param extras the bundle containing the message fields * @return the uri of the newly created message * TODO(yph): The following fields are available in extras but unused, verify whether they * should be respected: * - UIProvider.MessageColumns.SNIPPET * - UIProvider.MessageColumns.REPLY_TO * - UIProvider.MessageColumns.FROM */ private Uri uiSaveMessage(Message msg, Mailbox mailbox, Bundle extras) { final Context context = getContext(); // Fill in the message final Account account = Account.restoreAccountWithId(context, mailbox.mAccountKey); if (account == null) return null; final String customFromAddress = extras.getString(UIProvider.MessageColumns.CUSTOM_FROM_ADDRESS); if (!TextUtils.isEmpty(customFromAddress)) { msg.mFrom = customFromAddress; } else { msg.mFrom = account.getEmailAddress(); } msg.mTimeStamp = System.currentTimeMillis(); msg.mTo = extras.getString(UIProvider.MessageColumns.TO); msg.mCc = extras.getString(UIProvider.MessageColumns.CC); msg.mBcc = extras.getString(UIProvider.MessageColumns.BCC); msg.mSubject = extras.getString(UIProvider.MessageColumns.SUBJECT); msg.mText = extras.getString(UIProvider.MessageColumns.BODY_TEXT); msg.mHtml = extras.getString(UIProvider.MessageColumns.BODY_HTML); msg.mMailboxKey = mailbox.mId; msg.mAccountKey = mailbox.mAccountKey; msg.mDisplayName = msg.mTo; msg.mFlagLoaded = Message.FLAG_LOADED_COMPLETE; msg.mFlagRead = true; msg.mFlagSeen = true; msg.mQuotedTextStartPos = extras.getInt(UIProvider.MessageColumns.QUOTE_START_POS, 0); int flags = 0; final int draftType = extras.getInt(UIProvider.MessageColumns.DRAFT_TYPE); switch(draftType) { case DraftType.FORWARD: flags |= Message.FLAG_TYPE_FORWARD; break; case DraftType.REPLY_ALL: flags |= Message.FLAG_TYPE_REPLY_ALL; //$FALL-THROUGH$ case DraftType.REPLY: flags |= Message.FLAG_TYPE_REPLY; break; case DraftType.COMPOSE: flags |= Message.FLAG_TYPE_ORIGINAL; break; } int draftInfo = 0; if (extras.containsKey(UIProvider.MessageColumns.QUOTE_START_POS)) { draftInfo = extras.getInt(UIProvider.MessageColumns.QUOTE_START_POS); if (extras.getInt(UIProvider.MessageColumns.APPEND_REF_MESSAGE_CONTENT) != 0) { draftInfo |= Message.DRAFT_INFO_APPEND_REF_MESSAGE; } } if (!extras.containsKey(UIProvider.MessageColumns.APPEND_REF_MESSAGE_CONTENT)) { flags |= Message.FLAG_NOT_INCLUDE_QUOTED_TEXT; } msg.mDraftInfo = draftInfo; msg.mFlags = flags; final String ref = extras.getString(UIProvider.MessageColumns.REF_MESSAGE_ID); if (ref != null && msg.mQuotedTextStartPos >= 0) { String refId = Uri.parse(ref).getLastPathSegment(); try { msg.mSourceKey = Long.parseLong(refId); } catch (NumberFormatException e) { // This will be zero; the default } } // Get attachments from the ContentValues final List uiAtts = com.android.mail.providers.Attachment.fromJSONArray( extras.getString(UIProvider.MessageColumns.ATTACHMENTS)); final ArrayList atts = new ArrayList(); boolean hasUnloadedAttachments = false; Bundle attachmentFds = extras.getParcelable(UIProvider.SendOrSaveMethodParamKeys.OPENED_FD_MAP); for (com.android.mail.providers.Attachment uiAtt: uiAtts) { final Uri attUri = uiAtt.uri; if (attUri != null && attUri.getAuthority().equals(EmailContent.AUTHORITY)) { // If it's one of ours, retrieve the attachment and add it to the list final long attId = Long.parseLong(attUri.getLastPathSegment()); final Attachment att = Attachment.restoreAttachmentWithId(context, attId); if (att != null) { // We must clone the attachment into a new one for this message; easiest to // use a parcel here final Parcel p = Parcel.obtain(); att.writeToParcel(p, 0); p.setDataPosition(0); final Attachment attClone = new Attachment(p); p.recycle(); // Clear the messageKey (this is going to be a new attachment) attClone.mMessageKey = 0; // If we're sending this, it's not loaded, and we're not smart forwarding // add the download flag, so that ADS will start up if (mailbox.mType == Mailbox.TYPE_OUTBOX && att.getContentUri() == null && ((account.mFlags & Account.FLAGS_SUPPORTS_SMART_FORWARD) == 0)) { attClone.mFlags |= Attachment.FLAG_DOWNLOAD_FORWARD; hasUnloadedAttachments = true; } atts.add(attClone); } } else { // Cache the attachment. This will allow us to send it, if the permissions are // revoked. final String cachedFileUri = AttachmentUtils.cacheAttachmentUri(context, uiAtt, attachmentFds); // Convert external attachment to one of ours and add to the list atts.add(convertUiAttachmentToAttachment(uiAtt, cachedFileUri, msg.mAccountKey)); } } if (!atts.isEmpty()) { msg.mAttachments = atts; msg.mFlagAttachment = true; if (hasUnloadedAttachments) { Utility.showToast(context, R.string.message_view_attachment_background_load); } } // Save it or update it... if (!msg.isSaved()) { msg.save(context); } else { // This is tricky due to how messages/attachments are saved; rather than putz with // what's changed, we'll delete/re-add them final ArrayList ops = new ArrayList(); // Delete all existing attachments ops.add(ContentProviderOperation.newDelete( ContentUris.withAppendedId(Attachment.MESSAGE_ID_URI, msg.mId)) .build()); // Delete the body ops.add(ContentProviderOperation.newDelete(Body.CONTENT_URI) .withSelection(Body.MESSAGE_KEY + "=?", new String[] {Long.toString(msg.mId)}) .build()); // Add the ops for the message, atts, and body msg.addSaveOps(ops); // Do it! try { applyBatch(ops); } catch (OperationApplicationException e) { LogUtils.d(TAG, "applyBatch exception"); } } notifyUIMessage(msg.mId); if (mailbox.mType == Mailbox.TYPE_OUTBOX) { startSync(mailbox, 0); final long originalMsgId = msg.mSourceKey; if (originalMsgId != 0) { final Message originalMsg = Message.restoreMessageWithId(context, originalMsgId); // If the original message exists, set its forwarded/replied to flags if (originalMsg != null) { final ContentValues cv = new ContentValues(); flags = originalMsg.mFlags; switch(draftType) { case DraftType.FORWARD: flags |= Message.FLAG_FORWARDED; break; case DraftType.REPLY_ALL: case DraftType.REPLY: flags |= Message.FLAG_REPLIED_TO; break; } cv.put(Message.FLAGS, flags); context.getContentResolver().update(ContentUris.withAppendedId( Message.CONTENT_URI, originalMsgId), cv, null, null); } } } return uiUri("uimessage", msg.mId); } private Uri uiSaveDraftMessage(final long accountId, final Bundle extras) { final Mailbox mailbox = getMailboxByAccountIdAndType(accountId, Mailbox.TYPE_DRAFTS); if (mailbox == null) return null; final Message msg; if (extras.containsKey(BaseColumns._ID)) { final long messageId = extras.getLong(BaseColumns._ID); msg = Message.restoreMessageWithId(getContext(), messageId); } else { msg = new Message(); } return uiSaveMessage(msg, mailbox, extras); } private Uri uiSendDraftMessage(final long accountId, final Bundle extras) { final Message msg; if (extras.containsKey(BaseColumns._ID)) { final long messageId = extras.getLong(BaseColumns._ID); msg = Message.restoreMessageWithId(getContext(), messageId); } else { msg = new Message(); } if (msg == null) return null; final Mailbox mailbox = getMailboxByAccountIdAndType(accountId, Mailbox.TYPE_OUTBOX); if (mailbox == null) return null; // Make sure the sent mailbox exists, since it will be necessary soon. // TODO(yph): move system mailbox creation to somewhere sane. final Mailbox sentMailbox = getMailboxByAccountIdAndType(accountId, Mailbox.TYPE_SENT); if (sentMailbox == null) return null; final Uri messageUri = uiSaveMessage(msg, mailbox, extras); // Kick observers notifyUI(Mailbox.CONTENT_URI, null); return messageUri; } private static void putIntegerLongOrBoolean(ContentValues values, String columnName, Object value) { if (value instanceof Integer) { Integer intValue = (Integer)value; values.put(columnName, intValue); } else if (value instanceof Boolean) { Boolean boolValue = (Boolean)value; values.put(columnName, boolValue ? 1 : 0); } else if (value instanceof Long) { Long longValue = (Long)value; values.put(columnName, longValue); } } /** * Update the timestamps for the folders specified and notifies on the recent folder URI. * @param folders array of folder Uris to update * @return number of folders updated */ private int updateTimestamp(final Context context, String id, Uri[] folders){ int updated = 0; final long now = System.currentTimeMillis(); final ContentResolver resolver = context.getContentResolver(); final ContentValues touchValues = new ContentValues(1); for (final Uri folder : folders) { touchValues.put(MailboxColumns.LAST_TOUCHED_TIME, now); LogUtils.d(TAG, "updateStamp: %s updated", folder); updated += resolver.update(folder, touchValues, null, null); } final Uri toNotify = UIPROVIDER_RECENT_FOLDERS_NOTIFIER.buildUpon().appendPath(id).build(); LogUtils.d(TAG, "updateTimestamp: Notifying on %s", toNotify); notifyUI(toNotify, null); return updated; } /** * Updates the recent folders. The values to be updated are specified as ContentValues pairs * of (Folder URI, access timestamp). Returns nonzero if successful, always. * @param uri provider query uri * @param values uri, timestamp pairs * @return nonzero value always. */ private int uiUpdateRecentFolders(Uri uri, ContentValues values) { final int numFolders = values.size(); final String id = uri.getPathSegments().get(1); final Uri[] folders = new Uri[numFolders]; final Context context = getContext(); int i = 0; for (final String uriString : values.keySet()) { folders[i] = Uri.parse(uriString); } return updateTimestamp(context, id, folders); } /** * Populates the recent folders according to the design. * @param uri provider query uri * @return the number of recent folders were populated. */ private int uiPopulateRecentFolders(Uri uri) { final Context context = getContext(); final String id = uri.getLastPathSegment(); final Uri[] recentFolders = defaultRecentFolders(id); final int numFolders = recentFolders.length; if (numFolders <= 0) { return 0; } final int rowsUpdated = updateTimestamp(context, id, recentFolders); LogUtils.d(TAG, "uiPopulateRecentFolders: %d folders changed", rowsUpdated); return rowsUpdated; } private int uiUpdateAttachment(Uri uri, ContentValues uiValues) { int result = 0; Integer stateValue = uiValues.getAsInteger(UIProvider.AttachmentColumns.STATE); if (stateValue != null) { // This is a command from UIProvider long attachmentId = Long.parseLong(uri.getLastPathSegment()); Context context = getContext(); Attachment attachment = Attachment.restoreAttachmentWithId(context, attachmentId); if (attachment == null) { // Went away; ah, well... return result; } int state = stateValue; ContentValues values = new ContentValues(); if (state == UIProvider.AttachmentState.NOT_SAVED || state == UIProvider.AttachmentState.REDOWNLOADING) { // Set state, try to cancel request values.put(AttachmentColumns.UI_STATE, UIProvider.AttachmentState.NOT_SAVED); values.put(AttachmentColumns.FLAGS, attachment.mFlags &= ~Attachment.FLAG_DOWNLOAD_USER_REQUEST); attachment.update(context, values); result = 1; } if (state == UIProvider.AttachmentState.DOWNLOADING || state == UIProvider.AttachmentState.REDOWNLOADING) { // Set state and destination; request download values.put(AttachmentColumns.UI_STATE, UIProvider.AttachmentState.DOWNLOADING); Integer destinationValue = uiValues.getAsInteger(UIProvider.AttachmentColumns.DESTINATION); values.put(AttachmentColumns.UI_DESTINATION, destinationValue == null ? 0 : destinationValue); values.put(AttachmentColumns.FLAGS, attachment.mFlags | Attachment.FLAG_DOWNLOAD_USER_REQUEST); if (values.containsKey(AttachmentColumns.LOCATION) && TextUtils.isEmpty(values.getAsString(AttachmentColumns.LOCATION))) { LogUtils.w(TAG, new Throwable(), "attachment with blank location"); } attachment.update(context, values); result = 1; } if (state == UIProvider.AttachmentState.SAVED) { // If this is an inline attachment, notify message has changed if (!TextUtils.isEmpty(attachment.mContentId)) { notifyUI(UIPROVIDER_MESSAGE_NOTIFIER, attachment.mMessageKey); } result = 1; } } return result; } private int uiUpdateFolder(final Context context, Uri uri, ContentValues uiValues) { // We need to mark seen separately if (uiValues.containsKey(UIProvider.ConversationColumns.SEEN)) { final int seenValue = uiValues.getAsInteger(UIProvider.ConversationColumns.SEEN); if (seenValue == 1) { final String mailboxId = uri.getLastPathSegment(); final int rows = markAllSeen(context, mailboxId); if (uiValues.size() == 1) { // Nothing else to do, so return this value return rows; } } } final Uri ourUri = convertToEmailProviderUri(uri, Mailbox.CONTENT_URI, true); if (ourUri == null) return 0; ContentValues ourValues = new ContentValues(); // This should only be called via update to "recent folders" for (String columnName: uiValues.keySet()) { if (columnName.equals(MailboxColumns.LAST_TOUCHED_TIME)) { ourValues.put(MailboxColumns.LAST_TOUCHED_TIME, uiValues.getAsLong(columnName)); } } return update(ourUri, ourValues, null, null); } private int markAllSeen(final Context context, final String mailboxId) { final SQLiteDatabase db = getDatabase(context); final String table = Message.TABLE_NAME; final ContentValues values = new ContentValues(1); values.put(MessageColumns.FLAG_SEEN, 1); final String whereClause = MessageColumns.MAILBOX_KEY + " = ?"; final String[] whereArgs = new String[] {mailboxId}; return db.update(table, values, whereClause, whereArgs); } private ContentValues convertUiMessageValues(Message message, ContentValues values) { final ContentValues ourValues = new ContentValues(); for (String columnName : values.keySet()) { final Object val = values.get(columnName); if (columnName.equals(UIProvider.ConversationColumns.STARRED)) { putIntegerLongOrBoolean(ourValues, MessageColumns.FLAG_FAVORITE, val); } else if (columnName.equals(UIProvider.ConversationColumns.READ)) { putIntegerLongOrBoolean(ourValues, MessageColumns.FLAG_READ, val); } else if (columnName.equals(UIProvider.ConversationColumns.SEEN)) { putIntegerLongOrBoolean(ourValues, MessageColumns.FLAG_SEEN, val); } else if (columnName.equals(MessageColumns.MAILBOX_KEY)) { putIntegerLongOrBoolean(ourValues, MessageColumns.MAILBOX_KEY, val); } else if (columnName.equals(UIProvider.ConversationOperations.FOLDERS_UPDATED)) { // Skip this column, as the folders will also be specified the RAW_FOLDERS column } else if (columnName.equals(UIProvider.ConversationColumns.RAW_FOLDERS)) { // Convert from folder list uri to mailbox key final FolderList flist = FolderList.fromBlob(values.getAsByteArray(columnName)); if (flist.folders.size() != 1) { LogUtils.e(TAG, "Incorrect number of folders for this message: Message is %s", message.mId); } else { final Folder f = flist.folders.get(0); final Uri uri = f.folderUri.fullUri; final Long mailboxId = Long.parseLong(uri.getLastPathSegment()); putIntegerLongOrBoolean(ourValues, MessageColumns.MAILBOX_KEY, mailboxId); } } else if (columnName.equals(UIProvider.MessageColumns.ALWAYS_SHOW_IMAGES)) { Address[] fromList = Address.fromHeader(message.mFrom); final MailPrefs mailPrefs = MailPrefs.get(getContext()); for (Address sender : fromList) { final String email = sender.getAddress(); mailPrefs.setDisplayImagesFromSender(email, null); } } else if (columnName.equals(UIProvider.ConversationColumns.VIEWED) || columnName.equals(UIProvider.ConversationOperations.Parameters.SUPPRESS_UNDO)) { // Ignore for now } else if (UIProvider.ConversationColumns.CONVERSATION_INFO.equals(columnName)) { // Email's conversation info is generated, not stored, so just ignore this update } else { throw new IllegalArgumentException("Can't update " + columnName + " in message"); } } return ourValues; } private static Uri convertToEmailProviderUri(Uri uri, Uri newBaseUri, boolean asProvider) { final String idString = uri.getLastPathSegment(); try { final long id = Long.parseLong(idString); Uri ourUri = ContentUris.withAppendedId(newBaseUri, id); if (asProvider) { ourUri = ourUri.buildUpon().appendQueryParameter(IS_UIPROVIDER, "true").build(); } return ourUri; } catch (NumberFormatException e) { return null; } } private Message getMessageFromLastSegment(Uri uri) { long messageId = Long.parseLong(uri.getLastPathSegment()); return Message.restoreMessageWithId(getContext(), messageId); } /** * Add an undo operation for the current sequence; if the sequence is newer than what we've had, * clear out the undo list and start over * @param uri the uri we're working on * @param op the ContentProviderOperation to perform upon undo */ private void addToSequence(Uri uri, ContentProviderOperation op) { String sequenceString = uri.getQueryParameter(UIProvider.SEQUENCE_QUERY_PARAMETER); if (sequenceString != null) { int sequence = Integer.parseInt(sequenceString); if (sequence > mLastSequence) { // Reset sequence mLastSequenceOps.clear(); mLastSequence = sequence; } // TODO: Need something to indicate a change isn't ready (undoable) mLastSequenceOps.add(op); } } // TODO: This should depend on flags on the mailbox... private static boolean uploadsToServer(Context context, Mailbox m) { if (m.mType == Mailbox.TYPE_DRAFTS || m.mType == Mailbox.TYPE_OUTBOX || m.mType == Mailbox.TYPE_SEARCH) { return false; } String protocol = Account.getProtocol(context, m.mAccountKey); EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, protocol); return (info != null && info.syncChanges); } private int uiUpdateMessage(Uri uri, ContentValues values) { return uiUpdateMessage(uri, values, false); } private int uiUpdateMessage(Uri uri, ContentValues values, boolean forceSync) { Context context = getContext(); Message msg = getMessageFromLastSegment(uri); if (msg == null) return 0; Mailbox mailbox = Mailbox.restoreMailboxWithId(context, msg.mMailboxKey); if (mailbox == null) return 0; Uri ourBaseUri = (forceSync || uploadsToServer(context, mailbox)) ? Message.SYNCED_CONTENT_URI : Message.CONTENT_URI; Uri ourUri = convertToEmailProviderUri(uri, ourBaseUri, true); if (ourUri == null) return 0; // Special case - meeting response if (values.containsKey(UIProvider.MessageOperations.RESPOND_COLUMN)) { final EmailServiceProxy service = EmailServiceUtils.getServiceForAccount(context, mailbox.mAccountKey); try { service.sendMeetingResponse(msg.mId, values.getAsInteger(UIProvider.MessageOperations.RESPOND_COLUMN)); // Delete the message immediately uiDeleteMessage(uri); Utility.showToast(context, R.string.confirm_response); // Notify box has changed so the deletion is reflected in the UI notifyUIConversationMailbox(mailbox.mId); } catch (RemoteException e) { LogUtils.d(TAG, "Remote exception while sending meeting response"); } return 1; } // Another special case - deleting a draft. final String operation = values.getAsString( UIProvider.ConversationOperations.OPERATION_KEY); if (UIProvider.ConversationOperations.DISCARD_DRAFTS.equals(operation)) { uiDeleteMessage(uri); return 1; } ContentValues undoValues = new ContentValues(); ContentValues ourValues = convertUiMessageValues(msg, values); for (String columnName: ourValues.keySet()) { if (columnName.equals(MessageColumns.MAILBOX_KEY)) { undoValues.put(MessageColumns.MAILBOX_KEY, msg.mMailboxKey); } else if (columnName.equals(MessageColumns.FLAG_READ)) { undoValues.put(MessageColumns.FLAG_READ, msg.mFlagRead); } else if (columnName.equals(MessageColumns.FLAG_SEEN)) { undoValues.put(MessageColumns.FLAG_SEEN, msg.mFlagSeen); } else if (columnName.equals(MessageColumns.FLAG_FAVORITE)) { undoValues.put(MessageColumns.FLAG_FAVORITE, msg.mFlagFavorite); } } if (undoValues.size() == 0) { return -1; } final Boolean suppressUndo = values.getAsBoolean(UIProvider.ConversationOperations.Parameters.SUPPRESS_UNDO); if (suppressUndo == null || !suppressUndo) { final ContentProviderOperation op = ContentProviderOperation.newUpdate(convertToEmailProviderUri( uri, ourBaseUri, false)) .withValues(undoValues) .build(); addToSequence(uri, op); } return update(ourUri, ourValues, null, null); } /** * Projection for use with getting mailbox & account keys for a message. */ private static final String[] MESSAGE_KEYS_PROJECTION = { MessageColumns.MAILBOX_KEY, MessageColumns.ACCOUNT_KEY }; private static final int MESSAGE_KEYS_MAILBOX_KEY_COLUMN = 0; private static final int MESSAGE_KEYS_ACCOUNT_KEY_COLUMN = 1; /** * Notify necessary UI components in response to a message update. * @param uri The {@link Uri} for this message update. * @param messageId The id of the message that's been updated. * @param values The {@link ContentValues} that were updated in the message. */ private void handleMessageUpdateNotifications(final Uri uri, final String messageId, final ContentValues values) { if (!uri.getBooleanQueryParameter(IS_UIPROVIDER, false)) { notifyUIConversation(uri); } notifyUIMessage(messageId); // TODO: Ideally, also test that the values actually changed. if (values.containsKey(MessageColumns.FLAG_READ) || values.containsKey(MessageColumns.MAILBOX_KEY)) { final Cursor c = query( Message.CONTENT_URI.buildUpon().appendEncodedPath(messageId).build(), MESSAGE_KEYS_PROJECTION, null, null, null); if (c != null) { try { if (c.moveToFirst()) { notifyUIFolder(c.getLong(MESSAGE_KEYS_MAILBOX_KEY_COLUMN), c.getLong(MESSAGE_KEYS_ACCOUNT_KEY_COLUMN)); } } finally { c.close(); } } } } /** * Perform a "Delete" operation * @param uri message to delete * @return number of rows affected */ private int uiDeleteMessage(Uri uri) { final Context context = getContext(); Message msg = getMessageFromLastSegment(uri); if (msg == null) return 0; Mailbox mailbox = Mailbox.restoreMailboxWithId(context, msg.mMailboxKey); if (mailbox == null) return 0; if (mailbox.mType == Mailbox.TYPE_TRASH || mailbox.mType == Mailbox.TYPE_DRAFTS) { // We actually delete these, including attachments AttachmentUtilities.deleteAllAttachmentFiles(context, msg.mAccountKey, msg.mId); final int r = context.getContentResolver().delete( ContentUris.withAppendedId(Message.SYNCED_CONTENT_URI, msg.mId), null, null); notifyUIFolder(mailbox.mId, mailbox.mAccountKey); notifyUIMessage(msg.mId); return r; } Mailbox trashMailbox = Mailbox.restoreMailboxOfType(context, msg.mAccountKey, Mailbox.TYPE_TRASH); if (trashMailbox == null) { return 0; } ContentValues values = new ContentValues(); values.put(MessageColumns.MAILBOX_KEY, trashMailbox.mId); final int r = uiUpdateMessage(uri, values, true); notifyUIFolder(mailbox.mId, mailbox.mAccountKey); notifyUIMessage(msg.mId); return r; } public static final String PICKER_UI_ACCOUNT = "picker_ui_account"; public static final String PICKER_MAILBOX_TYPE = "picker_mailbox_type"; // Currently unused //public static final String PICKER_MESSAGE_ID = "picker_message_id"; public static final String PICKER_HEADER_ID = "picker_header_id"; private int pickFolder(Uri uri, int type, int headerId) { Context context = getContext(); Long acctId = Long.parseLong(uri.getLastPathSegment()); // For push imap, for example, we want the user to select the trash mailbox Cursor ac = query(uiUri("uiaccount", acctId), UIProvider.ACCOUNTS_PROJECTION, null, null, null); try { if (ac.moveToFirst()) { final com.android.mail.providers.Account uiAccount = new com.android.mail.providers.Account(ac); Intent intent = new Intent(context, FolderPickerActivity.class); intent.putExtra(PICKER_UI_ACCOUNT, uiAccount); intent.putExtra(PICKER_MAILBOX_TYPE, type); intent.putExtra(PICKER_HEADER_ID, headerId); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); context.startActivity(intent); return 1; } return 0; } finally { ac.close(); } } private int pickTrashFolder(Uri uri) { return pickFolder(uri, Mailbox.TYPE_TRASH, R.string.trash_folder_selection_title); } private int pickSentFolder(Uri uri) { return pickFolder(uri, Mailbox.TYPE_SENT, R.string.sent_folder_selection_title); } private Cursor uiUndo(String[] projection) { // First see if we have any operations saved // TODO: Make sure seq matches if (!mLastSequenceOps.isEmpty()) { try { // TODO Always use this projection? Or what's passed in? // Not sure if UI wants it, but I'm making a cursor of convo uri's MatrixCursor c = new MatrixCursorWithCachedColumns( new String[] {UIProvider.ConversationColumns.URI}, mLastSequenceOps.size()); for (ContentProviderOperation op: mLastSequenceOps) { c.addRow(new String[] {op.getUri().toString()}); } // Just apply the batch and we're done! applyBatch(mLastSequenceOps); // But clear the operations mLastSequenceOps.clear(); return c; } catch (OperationApplicationException e) { LogUtils.d(TAG, "applyBatch exception"); } } return new MatrixCursorWithCachedColumns(projection, 0); } private void notifyUIConversation(Uri uri) { String id = uri.getLastPathSegment(); Message msg = Message.restoreMessageWithId(getContext(), Long.parseLong(id)); if (msg != null) { notifyUIConversationMailbox(msg.mMailboxKey); } } /** * Notify about the Mailbox id passed in * @param id the Mailbox id to be notified */ private void notifyUIConversationMailbox(long id) { notifyUI(UIPROVIDER_CONVERSATION_NOTIFIER, Long.toString(id)); Mailbox mailbox = Mailbox.restoreMailboxWithId(getContext(), id); if (mailbox == null) { LogUtils.w(TAG, "No mailbox for notification: " + id); return; } // Notify combined inbox... if (mailbox.mType == Mailbox.TYPE_INBOX) { notifyUI(UIPROVIDER_CONVERSATION_NOTIFIER, EmailProvider.combinedMailboxId(Mailbox.TYPE_INBOX)); } notifyWidgets(id); } /** * Notify about the message id passed in * @param id the message id to be notified */ private void notifyUIMessage(long id) { notifyUI(UIPROVIDER_MESSAGE_NOTIFIER, id); } /** * Notify about the message id passed in * @param id the message id to be notified */ private void notifyUIMessage(String id) { notifyUI(UIPROVIDER_MESSAGE_NOTIFIER, id); } /** * Notify about the Account id passed in * @param id the Account id to be notified */ private void notifyUIAccount(long id) { // Notify on the specific account notifyUI(UIPROVIDER_ACCOUNT_NOTIFIER, Long.toString(id)); // Notify on the all accounts list notifyUI(UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null); } // TODO: temporary workaround for ConversationCursor @Deprecated private static final int NOTIFY_FOLDER_LOOP_MESSAGE_ID = 0; @Deprecated private Handler mFolderNotifierHandler; /** * Notify about a folder update. Because folder changes can affect the conversation cursor's * extras, the conversation must also be notified here. * @param folderId the folder id to be notified * @param accountId the account id to be notified (for folder list notification). */ private void notifyUIFolder(final String folderId, final long accountId) { notifyUI(UIPROVIDER_CONVERSATION_NOTIFIER, folderId); notifyUI(UIPROVIDER_FOLDER_NOTIFIER, folderId); if (accountId != Account.NO_ACCOUNT) { notifyUI(UIPROVIDER_FOLDERLIST_NOTIFIER, accountId); } // Notify for combined account too // TODO: might be nice to only notify when an inbox changes notifyUI(UIPROVIDER_FOLDER_NOTIFIER, getVirtualMailboxId(COMBINED_ACCOUNT_ID, Mailbox.TYPE_INBOX)); notifyUI(UIPROVIDER_FOLDERLIST_NOTIFIER, COMBINED_ACCOUNT_ID); // TODO: temporary workaround for ConversationCursor synchronized (this) { if (mFolderNotifierHandler == null) { mFolderNotifierHandler = new Handler(Looper.getMainLooper(), new Callback() { @Override public boolean handleMessage(final android.os.Message message) { final String folderId = (String) message.obj; LogUtils.d(TAG, "Notifying conversation Uri %s twice", folderId); notifyUI(UIPROVIDER_CONVERSATION_NOTIFIER, folderId); return true; } }); } } mFolderNotifierHandler.removeMessages(NOTIFY_FOLDER_LOOP_MESSAGE_ID); android.os.Message message = android.os.Message.obtain(mFolderNotifierHandler, NOTIFY_FOLDER_LOOP_MESSAGE_ID); message.obj = folderId; mFolderNotifierHandler.sendMessageDelayed(message, 2000); } private void notifyUIFolder(final long folderId, final long accountId) { notifyUIFolder(Long.toString(folderId), accountId); } private void notifyUI(final Uri uri, final String id) { final Uri notifyUri = (id != null) ? uri.buildUpon().appendPath(id).build() : uri; final Set batchNotifications = getBatchNotificationsSet(); if (batchNotifications != null) { batchNotifications.add(notifyUri); } else { getContext().getContentResolver().notifyChange(notifyUri, null); } } private void notifyUI(Uri uri, long id) { notifyUI(uri, Long.toString(id)); } private Mailbox getMailbox(final Uri uri) { final long id = Long.parseLong(uri.getLastPathSegment()); return Mailbox.restoreMailboxWithId(getContext(), id); } /** * Create an android.accounts.Account object for this account. * @param accountId id of account to load. * @return an android.accounts.Account for this account, or null if we can't load it. */ private android.accounts.Account getAccountManagerAccount(final long accountId) { final Context context = getContext(); final Account account = Account.restoreAccountWithId(context, accountId); if (account == null) return null; return getAccountManagerAccount(context, account.mEmailAddress, account.getProtocol(context)); } /** * Create an android.accounts.Account object for an emailAddress/protocol pair. * @param context A {@link Context}. * @param emailAddress The email address we're interested in. * @param protocol The protocol we're intereted in. * @return an {@link android.accounts.Account} for this info. */ private static android.accounts.Account getAccountManagerAccount(final Context context, final String emailAddress, final String protocol) { final EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, protocol); return new android.accounts.Account(emailAddress, info.accountType); } /** * Update an account's periodic sync if the sync interval has changed. * @param accountId id for the account to update. * @param values the ContentValues for this update to the account. */ private void updateAccountSyncInterval(final long accountId, final ContentValues values) { final Integer syncInterval = values.getAsInteger(AccountColumns.SYNC_INTERVAL); if (syncInterval == null) { // No change to the sync interval. return; } final android.accounts.Account account = getAccountManagerAccount(accountId); if (account == null) { // Unable to load the account, or unknown protocol. return; } LogUtils.d(TAG, "Setting sync interval for account " + accountId + " to " + syncInterval + " minutes"); // First remove all existing periodic syncs. final List syncs = ContentResolver.getPeriodicSyncs(account, EmailContent.AUTHORITY); for (final PeriodicSync sync : syncs) { ContentResolver.removePeriodicSync(account, EmailContent.AUTHORITY, sync.extras); } // Only positive values of sync interval indicate periodic syncs. The value is in minutes, // while addPeriodicSync expects its time in seconds. if (syncInterval > 0) { ContentResolver.addPeriodicSync(account, EmailContent.AUTHORITY, Bundle.EMPTY, syncInterval * DateUtils.MINUTE_IN_MILLIS / DateUtils.SECOND_IN_MILLIS); } } /** * Request a sync. * @param account The {@link android.accounts.Account} we want to sync. * @param mailboxId The mailbox id we want to sync (or one of the special constants in * {@link Mailbox}). * @param deltaMessageCount If we're requesting a load more, the number of additional messages * to sync. */ private static void startSync(final android.accounts.Account account, final long mailboxId, final int deltaMessageCount) { final Bundle extras = Mailbox.createSyncBundle(mailboxId); extras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true); extras.putBoolean(ContentResolver.SYNC_EXTRAS_DO_NOT_RETRY, true); extras.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true); if (deltaMessageCount != 0) { extras.putInt(Mailbox.SYNC_EXTRA_DELTA_MESSAGE_COUNT, deltaMessageCount); } extras.putString(EmailServiceStatus.SYNC_EXTRAS_CALLBACK_URI, EmailContent.CONTENT_URI.toString()); extras.putString(EmailServiceStatus.SYNC_EXTRAS_CALLBACK_METHOD, SYNC_STATUS_CALLBACK_METHOD); ContentResolver.requestSync(account, EmailContent.AUTHORITY, extras); LogUtils.i(TAG, "requestSync EmailProvider startSync %s, %s", account.toString(), extras.toString()); } /** * Request a sync. * @param mailbox The {@link Mailbox} we want to sync. * @param deltaMessageCount If we're requesting a load more, the number of additional messages * to sync. */ private void startSync(final Mailbox mailbox, final int deltaMessageCount) { final android.accounts.Account account = getAccountManagerAccount(mailbox.mAccountKey); startSync(account, mailbox.mId, deltaMessageCount); } /** * Restart any push operations for an account. * @param account The {@link android.accounts.Account} we're interested in. */ private static void restartPush(final android.accounts.Account account) { final Bundle extras = new Bundle(); extras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true); extras.putBoolean(ContentResolver.SYNC_EXTRAS_DO_NOT_RETRY, true); extras.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true); extras.putBoolean(Mailbox.SYNC_EXTRA_PUSH_ONLY, true); extras.putString(EmailServiceStatus.SYNC_EXTRAS_CALLBACK_URI, EmailContent.CONTENT_URI.toString()); extras.putString(EmailServiceStatus.SYNC_EXTRAS_CALLBACK_METHOD, SYNC_STATUS_CALLBACK_METHOD); ContentResolver.requestSync(account, EmailContent.AUTHORITY, extras); LogUtils.i(TAG, "requestSync EmailProvider startSync %s, %s", account.toString(), extras.toString()); } private Cursor uiFolderRefresh(final Mailbox mailbox, final int deltaMessageCount) { if (mailbox != null) { RefreshStatusMonitor.getInstance(getContext()) .monitorRefreshStatus(mailbox.mId, new RefreshStatusMonitor.Callback() { @Override public void onRefreshCompleted(long mailboxId, int result) { final ContentValues values = new ContentValues(); values.put(Mailbox.UI_SYNC_STATUS, UIProvider.SyncStatus.NO_SYNC); values.put(Mailbox.UI_LAST_SYNC_RESULT, result); mDatabase.update( Mailbox.TABLE_NAME, values, WHERE_ID, new String[] { String.valueOf(mailboxId) }); notifyUIFolder(mailbox.mId, mailbox.mAccountKey); } @Override public void onTimeout(long mailboxId) { // todo } }); startSync(mailbox, deltaMessageCount); } return null; } //Number of additional messages to load when a user selects "Load more..." in POP/IMAP boxes public static final int VISIBLE_LIMIT_INCREMENT = 10; //Number of additional messages to load when a user selects "Load more..." in a search public static final int SEARCH_MORE_INCREMENT = 10; private Cursor uiFolderLoadMore(final Mailbox mailbox) { if (mailbox == null) return null; if (mailbox.mType == Mailbox.TYPE_SEARCH) { // Ask for 10 more messages mSearchParams.mOffset += SEARCH_MORE_INCREMENT; runSearchQuery(getContext(), mailbox.mAccountKey, mailbox.mId); } else { uiFolderRefresh(mailbox, VISIBLE_LIMIT_INCREMENT); } return null; } private static final String SEARCH_MAILBOX_SERVER_ID = "__search_mailbox__"; private SearchParams mSearchParams; /** * Returns the search mailbox for the specified account, creating one if necessary * @return the search mailbox for the passed in account */ private Mailbox getSearchMailbox(long accountId) { Context context = getContext(); Mailbox m = Mailbox.restoreMailboxOfType(context, accountId, Mailbox.TYPE_SEARCH); if (m == null) { m = new Mailbox(); m.mAccountKey = accountId; m.mServerId = SEARCH_MAILBOX_SERVER_ID; m.mFlagVisible = false; m.mDisplayName = SEARCH_MAILBOX_SERVER_ID; m.mSyncInterval = 0; m.mType = Mailbox.TYPE_SEARCH; m.mFlags = Mailbox.FLAG_HOLDS_MAIL; m.mParentKey = Mailbox.NO_MAILBOX; m.save(context); } return m; } private void runSearchQuery(final Context context, final long accountId, final long searchMailboxId) { LogUtils.d(TAG, "runSearchQuery. account: %d mailbox id: %d", accountId, searchMailboxId); // Start the search running in the background new AsyncTask() { @Override public Void doInBackground(Void... params) { final EmailServiceProxy service = EmailServiceUtils.getServiceForAccount(context, accountId); if (service != null) { try { final int totalCount = service.searchMessages(accountId, mSearchParams, searchMailboxId); // Save away the total count final ContentValues cv = new ContentValues(1); cv.put(MailboxColumns.TOTAL_COUNT, totalCount); update(ContentUris.withAppendedId(Mailbox.CONTENT_URI, searchMailboxId), cv, null, null); LogUtils.d(TAG, "EmailProvider#runSearchQuery. TotalCount to UI: %d", totalCount); } catch (RemoteException e) { LogUtils.e("searchMessages", "RemoteException", e); } } return null; } }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR); } // This handles an initial search query. More results are loaded using uiFolderLoadMore. private Cursor uiSearch(Uri uri, String[] projection) { LogUtils.d(TAG, "runSearchQuery in search %s", uri); final long accountId = Long.parseLong(uri.getLastPathSegment()); // TODO: Check the actual mailbox Mailbox inbox = Mailbox.restoreMailboxOfType(getContext(), accountId, Mailbox.TYPE_INBOX); if (inbox == null) { LogUtils.w(Logging.LOG_TAG, "In uiSearch, inbox doesn't exist for account " + accountId); return null; } String filter = uri.getQueryParameter(UIProvider.SearchQueryParameters.QUERY); if (filter == null) { throw new IllegalArgumentException("No query parameter in search query"); } // Find/create our search mailbox Mailbox searchMailbox = getSearchMailbox(accountId); final long searchMailboxId = searchMailbox.mId; mSearchParams = new SearchParams(inbox.mId, filter, searchMailboxId); final Context context = getContext(); if (mSearchParams.mOffset == 0) { // TODO: This conditional is unnecessary, just two lines earlier we created // mSearchParams using a constructor that never sets mOffset. LogUtils.d(TAG, "deleting existing search results."); // Delete existing contents of search mailbox ContentResolver resolver = context.getContentResolver(); resolver.delete(Message.CONTENT_URI, Message.MAILBOX_KEY + "=" + searchMailboxId, null); final ContentValues cv = new ContentValues(1); // For now, use the actual query as the name of the mailbox cv.put(Mailbox.DISPLAY_NAME, mSearchParams.mFilter); resolver.update(ContentUris.withAppendedId(Mailbox.CONTENT_URI, searchMailboxId), cv, null, null); } // Start the search running in the background runSearchQuery(context, accountId, searchMailboxId); // This will look just like a "normal" folder return uiQuery(UI_FOLDER, ContentUris.withAppendedId(Mailbox.CONTENT_URI, searchMailbox.mId), projection, false); } private static final String MAILBOXES_FOR_ACCOUNT_SELECTION = MailboxColumns.ACCOUNT_KEY + "=?"; /** * Delete an account and clean it up */ private int uiDeleteAccount(Uri uri) { Context context = getContext(); long accountId = Long.parseLong(uri.getLastPathSegment()); try { // Get the account URI. final Account account = Account.restoreAccountWithId(context, accountId); if (account == null) { return 0; // Already deleted? } deleteAccountData(context, accountId); // Now delete the account itself uri = ContentUris.withAppendedId(Account.CONTENT_URI, accountId); context.getContentResolver().delete(uri, null, null); // Clean up AccountBackupRestore.backup(context); SecurityPolicy.getInstance(context).reducePolicies(); MailActivityEmail.setServicesEnabledSync(context); // TODO: We ought to reconcile accounts here, but some callers do this in a loop, // which would be a problem when the first account reconciliation shuts us down. return 1; } catch (Exception e) { LogUtils.w(Logging.LOG_TAG, "Exception while deleting account", e); } return 0; } private int uiDeleteAccountData(Uri uri) { Context context = getContext(); long accountId = Long.parseLong(uri.getLastPathSegment()); // Get the account URI. final Account account = Account.restoreAccountWithId(context, accountId); if (account == null) { return 0; // Already deleted? } deleteAccountData(context, accountId); return 1; } /** Projection used for getting email address for an account. */ private static final String[] ACCOUNT_EMAIL_PROJECTION = { AccountColumns.EMAIL_ADDRESS }; private static void deleteAccountData(Context context, long accountId) { // We will delete PIM data, but by the time the asynchronous call to do that happens, // the account may have been deleted from the DB. Therefore we have to get the email // address now and send that, rather than the account id. final String emailAddress = Utility.getFirstRowString(context, Account.CONTENT_URI, ACCOUNT_EMAIL_PROJECTION, Account.ID_SELECTION, new String[] {Long.toString(accountId)}, null, 0); if (emailAddress == null) { LogUtils.e(TAG, "Could not find email address for account %d", accountId); } // Delete synced attachments AttachmentUtilities.deleteAllAccountAttachmentFiles(context, accountId); // Delete all mailboxes. ContentResolver resolver = context.getContentResolver(); String[] accountIdArgs = new String[] { Long.toString(accountId) }; resolver.delete(Mailbox.CONTENT_URI, MAILBOXES_FOR_ACCOUNT_SELECTION, accountIdArgs); // Delete account sync key. final ContentValues cv = new ContentValues(); cv.putNull(Account.SYNC_KEY); resolver.update(Account.CONTENT_URI, cv, Account.ID_SELECTION, accountIdArgs); // Delete PIM data (contacts, calendar), stop syncs, etc. if applicable if (emailAddress != null) { final IEmailService service = EmailServiceUtils.getServiceForAccount(context, accountId); if (service != null) { try { service.deleteAccountPIMData(emailAddress); } catch (final RemoteException e) { // Can't do anything about this } } } } private int[] mSavedWidgetIds = new int[0]; private final ArrayList mWidgetNotifyMailboxes = new ArrayList(); private AppWidgetManager mAppWidgetManager; private ComponentName mEmailComponent; private void notifyWidgets(long mailboxId) { Context context = getContext(); // Lazily initialize these if (mAppWidgetManager == null) { mAppWidgetManager = AppWidgetManager.getInstance(context); mEmailComponent = new ComponentName(context, WidgetProvider.getProviderName(context)); } // See if we have to populate our array of mailboxes used in widgets int[] widgetIds = mAppWidgetManager.getAppWidgetIds(mEmailComponent); if (!Arrays.equals(widgetIds, mSavedWidgetIds)) { mSavedWidgetIds = widgetIds; String[][] widgetInfos = BaseWidgetProvider.getWidgetInfo(context, widgetIds); // widgetInfo now has pairs of account uri/folder uri mWidgetNotifyMailboxes.clear(); for (String[] widgetInfo: widgetInfos) { try { if (widgetInfo == null || TextUtils.isEmpty(widgetInfo[1])) continue; long id = Long.parseLong(Uri.parse(widgetInfo[1]).getLastPathSegment()); if (!isCombinedMailbox(id)) { // For a regular mailbox, just add it to the list if (!mWidgetNotifyMailboxes.contains(id)) { mWidgetNotifyMailboxes.add(id); } } else { switch (getVirtualMailboxType(id)) { // We only handle the combined inbox in widgets case Mailbox.TYPE_INBOX: Cursor c = query(Mailbox.CONTENT_URI, Mailbox.ID_PROJECTION, MailboxColumns.TYPE + "=?", new String[] {Integer.toString(Mailbox.TYPE_INBOX)}, null); try { while (c.moveToNext()) { mWidgetNotifyMailboxes.add( c.getLong(Mailbox.ID_PROJECTION_COLUMN)); } } finally { c.close(); } break; } } } catch (NumberFormatException e) { // Move along } } } // If our mailbox needs to be notified, do so... if (mWidgetNotifyMailboxes.contains(mailboxId)) { Intent intent = new Intent(Utils.ACTION_NOTIFY_DATASET_CHANGED); intent.putExtra(Utils.EXTRA_FOLDER_URI, uiUri("uifolder", mailboxId)); intent.setType(EMAIL_APP_MIME_TYPE); context.sendBroadcast(intent); } } @Override public void dump(FileDescriptor fd, PrintWriter writer, String[] args) { Context context = getContext(); writer.println("Installed services:"); for (EmailServiceInfo info: EmailServiceUtils.getServiceInfoList(context)) { writer.println(" " + info); } writer.println(); writer.println("Accounts: "); Cursor cursor = query(Account.CONTENT_URI, Account.CONTENT_PROJECTION, null, null, null); if (cursor.getCount() == 0) { writer.println(" None"); } try { while (cursor.moveToNext()) { Account account = new Account(); account.restore(cursor); writer.println(" Account " + account.mDisplayName); HostAuth hostAuth = HostAuth.restoreHostAuthWithId(context, account.mHostAuthKeyRecv); if (hostAuth != null) { writer.println(" Protocol = " + hostAuth.mProtocol + (TextUtils.isEmpty(account.mProtocolVersion) ? "" : " version " + account.mProtocolVersion)); } } } finally { cursor.close(); } } synchronized public Handler getDelayedSyncHandler() { if (mDelayedSyncHandler == null) { mDelayedSyncHandler = new Handler(getContext().getMainLooper(), new Callback() { @Override public boolean handleMessage(android.os.Message msg) { synchronized (mDelayedSyncRequests) { final SyncRequestMessage request = (SyncRequestMessage) msg.obj; // TODO: It's possible that the account is deleted by the time we get here // It would be nice if we could validate it before trying to sync final android.accounts.Account account = request.mAccount; final Bundle extras = Mailbox.createSyncBundle(request.mMailboxId); ContentResolver.requestSync(account, request.mAuthority, extras); LogUtils.i(TAG, "requestSync getDelayedSyncHandler %s, %s", account.toString(), extras.toString()); mDelayedSyncRequests.remove(request); return true; } } }); } return mDelayedSyncHandler; } private class SyncRequestMessage { private final String mAuthority; private final android.accounts.Account mAccount; private final long mMailboxId; private SyncRequestMessage(final String authority, final android.accounts.Account account, final long mailboxId) { mAuthority = authority; mAccount = account; mMailboxId = mailboxId; } @Override public boolean equals(Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } SyncRequestMessage that = (SyncRequestMessage) o; return mAccount.equals(that.mAccount) && mMailboxId == that.mMailboxId && mAuthority.equals(that.mAuthority); } @Override public int hashCode() { int result = mAuthority.hashCode(); result = 31 * result + mAccount.hashCode(); result = 31 * result + (int) (mMailboxId ^ (mMailboxId >>> 32)); return result; } } }