EmailProvider.java revision 4ba99bfb24aa884ad4aff2c8e40631e836398c2a
1/* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.email.provider; 18 19import android.appwidget.AppWidgetManager; 20import android.content.ComponentName; 21import android.content.ContentProvider; 22import android.content.ContentProviderOperation; 23import android.content.ContentProviderResult; 24import android.content.ContentResolver; 25import android.content.ContentUris; 26import android.content.ContentValues; 27import android.content.Context; 28import android.content.Intent; 29import android.content.OperationApplicationException; 30import android.content.UriMatcher; 31import android.database.ContentObserver; 32import android.database.Cursor; 33import android.database.CursorWrapper; 34import android.database.MatrixCursor; 35import android.database.MergeCursor; 36import android.database.sqlite.SQLiteDatabase; 37import android.database.sqlite.SQLiteException; 38import android.net.Uri; 39import android.os.Bundle; 40import android.os.Parcel; 41import android.os.RemoteException; 42import android.provider.BaseColumns; 43import android.text.TextUtils; 44import android.util.Log; 45 46import com.android.common.content.ProjectionMap; 47import com.android.email.NotificationController; 48import com.android.email.Preferences; 49import com.android.email.R; 50import com.android.email.SecurityPolicy; 51import com.android.email.provider.ContentCache.CacheToken; 52import com.android.email.service.AttachmentDownloadService; 53import com.android.email.service.EmailServiceUtils; 54import com.android.email.service.EmailServiceUtils.EmailServiceInfo; 55import com.android.email2.ui.MailActivityEmail; 56import com.android.emailcommon.Logging; 57import com.android.emailcommon.mail.Address; 58import com.android.emailcommon.provider.Account; 59import com.android.emailcommon.provider.EmailContent; 60import com.android.emailcommon.provider.EmailContent.AccountColumns; 61import com.android.emailcommon.provider.EmailContent.Attachment; 62import com.android.emailcommon.provider.EmailContent.AttachmentColumns; 63import com.android.emailcommon.provider.EmailContent.Body; 64import com.android.emailcommon.provider.EmailContent.BodyColumns; 65import com.android.emailcommon.provider.EmailContent.MailboxColumns; 66import com.android.emailcommon.provider.EmailContent.Message; 67import com.android.emailcommon.provider.EmailContent.MessageColumns; 68import com.android.emailcommon.provider.EmailContent.PolicyColumns; 69import com.android.emailcommon.provider.EmailContent.SyncColumns; 70import com.android.emailcommon.provider.HostAuth; 71import com.android.emailcommon.provider.Mailbox; 72import com.android.emailcommon.provider.Policy; 73import com.android.emailcommon.provider.QuickResponse; 74import com.android.emailcommon.service.EmailServiceProxy; 75import com.android.emailcommon.service.IEmailService; 76import com.android.emailcommon.service.IEmailServiceCallback; 77import com.android.emailcommon.service.SearchParams; 78import com.android.emailcommon.utility.AttachmentUtilities; 79import com.android.emailcommon.utility.Utility; 80import com.android.ex.photo.provider.PhotoContract; 81import com.android.mail.providers.Folder; 82import com.android.mail.providers.UIProvider; 83import com.android.mail.providers.UIProvider.AccountCapabilities; 84import com.android.mail.providers.UIProvider.AccountCursorExtraKeys; 85import com.android.mail.providers.UIProvider.ConversationPriority; 86import com.android.mail.providers.UIProvider.ConversationSendingState; 87import com.android.mail.providers.UIProvider.DraftType; 88import com.android.mail.providers.UIProvider.Swipe; 89import com.android.mail.utils.LogUtils; 90import com.android.mail.utils.MatrixCursorWithExtra; 91import com.android.mail.utils.Utils; 92import com.android.mail.widget.BaseWidgetProvider; 93import com.android.mail.widget.WidgetProvider; 94import com.google.common.annotations.VisibleForTesting; 95import com.google.common.collect.ImmutableSet; 96 97import java.io.File; 98import java.util.ArrayList; 99import java.util.Arrays; 100import java.util.Collection; 101import java.util.HashMap; 102import java.util.List; 103import java.util.Map; 104import java.util.Set; 105import java.util.regex.Pattern; 106 107/** 108 * @author mblank 109 * 110 */ 111public class EmailProvider extends ContentProvider { 112 113 private static final String TAG = "EmailProvider"; 114 115 public static final String EMAIL_APP_MIME_TYPE = "application/email-ls"; 116 117 protected static final String DATABASE_NAME = "EmailProvider.db"; 118 protected static final String BODY_DATABASE_NAME = "EmailProviderBody.db"; 119 protected static final String BACKUP_DATABASE_NAME = "EmailProviderBackup.db"; 120 121 public static final String ACTION_ATTACHMENT_UPDATED = "com.android.email.ATTACHMENT_UPDATED"; 122 public static final String ATTACHMENT_UPDATED_EXTRA_FLAGS = 123 "com.android.email.ATTACHMENT_UPDATED_FLAGS"; 124 125 /** 126 * Notifies that changes happened. Certain UI components, e.g., widgets, can register for this 127 * {@link android.content.Intent} and update accordingly. However, this can be very broad and 128 * is NOT the preferred way of getting notification. 129 */ 130 public static final String ACTION_NOTIFY_MESSAGE_LIST_DATASET_CHANGED = 131 "com.android.email.MESSAGE_LIST_DATASET_CHANGED"; 132 133 public static final String EMAIL_MESSAGE_MIME_TYPE = 134 "vnd.android.cursor.item/email-message"; 135 public static final String EMAIL_ATTACHMENT_MIME_TYPE = 136 "vnd.android.cursor.item/email-attachment"; 137 138 public static final Uri INTEGRITY_CHECK_URI = 139 Uri.parse("content://" + EmailContent.AUTHORITY + "/integrityCheck"); 140 public static final Uri ACCOUNT_BACKUP_URI = 141 Uri.parse("content://" + EmailContent.AUTHORITY + "/accountBackup"); 142 public static final Uri FOLDER_STATUS_URI = 143 Uri.parse("content://" + EmailContent.AUTHORITY + "/status"); 144 public static final Uri FOLDER_REFRESH_URI = 145 Uri.parse("content://" + EmailContent.AUTHORITY + "/refresh"); 146 147 /** Appended to the notification URI for delete operations */ 148 public static final String NOTIFICATION_OP_DELETE = "delete"; 149 /** Appended to the notification URI for insert operations */ 150 public static final String NOTIFICATION_OP_INSERT = "insert"; 151 /** Appended to the notification URI for update operations */ 152 public static final String NOTIFICATION_OP_UPDATE = "update"; 153 154 // Definitions for our queries looking for orphaned messages 155 private static final String[] ORPHANS_PROJECTION 156 = new String[] {MessageColumns.ID, MessageColumns.MAILBOX_KEY}; 157 private static final int ORPHANS_ID = 0; 158 private static final int ORPHANS_MAILBOX_KEY = 1; 159 160 private static final String WHERE_ID = EmailContent.RECORD_ID + "=?"; 161 162 // This is not a hard limit on accounts, per se, but beyond this, we can't guarantee that all 163 // critical mailboxes, host auth's, accounts, and policies are cached 164 private static final int MAX_CACHED_ACCOUNTS = 16; 165 // Inbox, Drafts, Sent, Outbox, Trash, and Search (these boxes are cached when possible) 166 private static final int NUM_ALWAYS_CACHED_MAILBOXES = 6; 167 168 // We'll cache the following four tables; sizes are best estimates of effective values 169 private final ContentCache mCacheAccount = 170 new ContentCache("Account", Account.CONTENT_PROJECTION, MAX_CACHED_ACCOUNTS); 171 private final ContentCache mCacheHostAuth = 172 new ContentCache("HostAuth", HostAuth.CONTENT_PROJECTION, MAX_CACHED_ACCOUNTS * 2); 173 /*package*/ final ContentCache mCacheMailbox = 174 new ContentCache("Mailbox", Mailbox.CONTENT_PROJECTION, 175 MAX_CACHED_ACCOUNTS * (NUM_ALWAYS_CACHED_MAILBOXES + 2)); 176 private final ContentCache mCacheMessage = 177 new ContentCache("Message", Message.CONTENT_PROJECTION, 8); 178 private final ContentCache mCachePolicy = 179 new ContentCache("Policy", Policy.CONTENT_PROJECTION, MAX_CACHED_ACCOUNTS); 180 181 private static final int ACCOUNT_BASE = 0; 182 private static final int ACCOUNT = ACCOUNT_BASE; 183 private static final int ACCOUNT_ID = ACCOUNT_BASE + 1; 184 private static final int ACCOUNT_ID_ADD_TO_FIELD = ACCOUNT_BASE + 2; 185 private static final int ACCOUNT_RESET_NEW_COUNT = ACCOUNT_BASE + 3; 186 private static final int ACCOUNT_RESET_NEW_COUNT_ID = ACCOUNT_BASE + 4; 187 private static final int ACCOUNT_DEFAULT_ID = ACCOUNT_BASE + 5; 188 private static final int ACCOUNT_CHECK = ACCOUNT_BASE + 6; 189 private static final int ACCOUNT_PICK_TRASH_FOLDER = ACCOUNT_BASE + 7; 190 private static final int ACCOUNT_PICK_SENT_FOLDER = ACCOUNT_BASE + 8; 191 192 private static final int MAILBOX_BASE = 0x1000; 193 private static final int MAILBOX = MAILBOX_BASE; 194 private static final int MAILBOX_ID = MAILBOX_BASE + 1; 195 private static final int MAILBOX_ID_FROM_ACCOUNT_AND_TYPE = MAILBOX_BASE + 2; 196 private static final int MAILBOX_ID_ADD_TO_FIELD = MAILBOX_BASE + 3; 197 private static final int MAILBOX_NOTIFICATION = MAILBOX_BASE + 4; 198 private static final int MAILBOX_MOST_RECENT_MESSAGE = MAILBOX_BASE + 5; 199 200 private static final int MESSAGE_BASE = 0x2000; 201 private static final int MESSAGE = MESSAGE_BASE; 202 private static final int MESSAGE_ID = MESSAGE_BASE + 1; 203 private static final int SYNCED_MESSAGE_ID = MESSAGE_BASE + 2; 204 private static final int MESSAGE_SELECTION = MESSAGE_BASE + 3; 205 206 private static final int ATTACHMENT_BASE = 0x3000; 207 private static final int ATTACHMENT = ATTACHMENT_BASE; 208 private static final int ATTACHMENT_ID = ATTACHMENT_BASE + 1; 209 private static final int ATTACHMENTS_MESSAGE_ID = ATTACHMENT_BASE + 2; 210 211 private static final int HOSTAUTH_BASE = 0x4000; 212 private static final int HOSTAUTH = HOSTAUTH_BASE; 213 private static final int HOSTAUTH_ID = HOSTAUTH_BASE + 1; 214 215 private static final int UPDATED_MESSAGE_BASE = 0x5000; 216 private static final int UPDATED_MESSAGE = UPDATED_MESSAGE_BASE; 217 private static final int UPDATED_MESSAGE_ID = UPDATED_MESSAGE_BASE + 1; 218 219 private static final int DELETED_MESSAGE_BASE = 0x6000; 220 private static final int DELETED_MESSAGE = DELETED_MESSAGE_BASE; 221 private static final int DELETED_MESSAGE_ID = DELETED_MESSAGE_BASE + 1; 222 223 private static final int POLICY_BASE = 0x7000; 224 private static final int POLICY = POLICY_BASE; 225 private static final int POLICY_ID = POLICY_BASE + 1; 226 227 private static final int QUICK_RESPONSE_BASE = 0x8000; 228 private static final int QUICK_RESPONSE = QUICK_RESPONSE_BASE; 229 private static final int QUICK_RESPONSE_ID = QUICK_RESPONSE_BASE + 1; 230 private static final int QUICK_RESPONSE_ACCOUNT_ID = QUICK_RESPONSE_BASE + 2; 231 232 private static final int UI_BASE = 0x9000; 233 private static final int UI_FOLDERS = UI_BASE; 234 private static final int UI_SUBFOLDERS = UI_BASE + 1; 235 private static final int UI_MESSAGES = UI_BASE + 2; 236 private static final int UI_MESSAGE = UI_BASE + 3; 237 private static final int UI_SENDMAIL = UI_BASE + 4; 238 private static final int UI_UNDO = UI_BASE + 5; 239 private static final int UI_SAVEDRAFT = UI_BASE + 6; 240 private static final int UI_UPDATEDRAFT = UI_BASE + 7; 241 private static final int UI_SENDDRAFT = UI_BASE + 8; 242 private static final int UI_FOLDER_REFRESH = UI_BASE + 9; 243 private static final int UI_FOLDER = UI_BASE + 10; 244 private static final int UI_ACCOUNT = UI_BASE + 11; 245 private static final int UI_ACCTS = UI_BASE + 12; 246 private static final int UI_ATTACHMENTS = UI_BASE + 13; 247 private static final int UI_ATTACHMENT = UI_BASE + 14; 248 private static final int UI_SEARCH = UI_BASE + 15; 249 private static final int UI_ACCOUNT_DATA = UI_BASE + 16; 250 private static final int UI_FOLDER_LOAD_MORE = UI_BASE + 17; 251 private static final int UI_CONVERSATION = UI_BASE + 18; 252 private static final int UI_RECENT_FOLDERS = UI_BASE + 19; 253 private static final int UI_DEFAULT_RECENT_FOLDERS = UI_BASE + 20; 254 private static final int UI_ALL_FOLDERS = UI_BASE + 21; 255 256 // MUST ALWAYS EQUAL THE LAST OF THE PREVIOUS BASE CONSTANTS 257 private static final int LAST_EMAIL_PROVIDER_DB_BASE = UI_BASE; 258 259 // DO NOT CHANGE BODY_BASE!! 260 private static final int BODY_BASE = LAST_EMAIL_PROVIDER_DB_BASE + 0x1000; 261 private static final int BODY = BODY_BASE; 262 private static final int BODY_ID = BODY_BASE + 1; 263 264 private static final int BASE_SHIFT = 12; // 12 bits to the base type: 0, 0x1000, 0x2000, etc. 265 266 // TABLE_NAMES MUST remain in the order of the BASE constants above (e.g. ACCOUNT_BASE = 0x0000, 267 // MESSAGE_BASE = 0x1000, etc.) 268 private static final String[] TABLE_NAMES = { 269 Account.TABLE_NAME, 270 Mailbox.TABLE_NAME, 271 Message.TABLE_NAME, 272 Attachment.TABLE_NAME, 273 HostAuth.TABLE_NAME, 274 Message.UPDATED_TABLE_NAME, 275 Message.DELETED_TABLE_NAME, 276 Policy.TABLE_NAME, 277 QuickResponse.TABLE_NAME, 278 null, // UI 279 Body.TABLE_NAME, 280 }; 281 282 // CONTENT_CACHES MUST remain in the order of the BASE constants above 283 private final ContentCache[] mContentCaches = { 284 mCacheAccount, 285 mCacheMailbox, 286 mCacheMessage, 287 null, // Attachment 288 mCacheHostAuth, 289 null, // Updated message 290 null, // Deleted message 291 mCachePolicy, 292 null, // Quick response 293 null, // Body 294 null // UI 295 }; 296 297 // CACHE_PROJECTIONS MUST remain in the order of the BASE constants above 298 private static final String[][] CACHE_PROJECTIONS = { 299 Account.CONTENT_PROJECTION, 300 Mailbox.CONTENT_PROJECTION, 301 Message.CONTENT_PROJECTION, 302 null, // Attachment 303 HostAuth.CONTENT_PROJECTION, 304 null, // Updated message 305 null, // Deleted message 306 Policy.CONTENT_PROJECTION, 307 null, // Quick response 308 null, // Body 309 null // UI 310 }; 311 312 private static final UriMatcher sURIMatcher = new UriMatcher(UriMatcher.NO_MATCH); 313 314 private static final String MAILBOX_PRE_CACHE_SELECTION = MailboxColumns.TYPE + " IN (" + 315 Mailbox.TYPE_INBOX + "," + Mailbox.TYPE_DRAFTS + "," + Mailbox.TYPE_TRASH + "," + 316 Mailbox.TYPE_SENT + "," + Mailbox.TYPE_SEARCH + "," + Mailbox.TYPE_OUTBOX + ")"; 317 318 /** 319 * Let's only generate these SQL strings once, as they are used frequently 320 * Note that this isn't relevant for table creation strings, since they are used only once 321 */ 322 private static final String UPDATED_MESSAGE_INSERT = "insert or ignore into " + 323 Message.UPDATED_TABLE_NAME + " select * from " + Message.TABLE_NAME + " where " + 324 EmailContent.RECORD_ID + '='; 325 326 private static final String UPDATED_MESSAGE_DELETE = "delete from " + 327 Message.UPDATED_TABLE_NAME + " where " + EmailContent.RECORD_ID + '='; 328 329 private static final String DELETED_MESSAGE_INSERT = "insert or replace into " + 330 Message.DELETED_TABLE_NAME + " select * from " + Message.TABLE_NAME + " where " + 331 EmailContent.RECORD_ID + '='; 332 333 private static final String DELETE_ORPHAN_BODIES = "delete from " + Body.TABLE_NAME + 334 " where " + BodyColumns.MESSAGE_KEY + " in " + "(select " + BodyColumns.MESSAGE_KEY + 335 " from " + Body.TABLE_NAME + " except select " + EmailContent.RECORD_ID + " from " + 336 Message.TABLE_NAME + ')'; 337 338 private static final String DELETE_BODY = "delete from " + Body.TABLE_NAME + 339 " where " + BodyColumns.MESSAGE_KEY + '='; 340 341 private static final String ID_EQUALS = EmailContent.RECORD_ID + "=?"; 342 343 private static final ContentValues CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT; 344 private static final ContentValues EMPTY_CONTENT_VALUES = new ContentValues(); 345 346 public static final String MESSAGE_URI_PARAMETER_MAILBOX_ID = "mailboxId"; 347 348 // For undo handling 349 private int mLastSequence = -1; 350 private ArrayList<ContentProviderOperation> mLastSequenceOps = 351 new ArrayList<ContentProviderOperation>(); 352 353 // Query parameter indicating the command came from UIProvider 354 private static final String IS_UIPROVIDER = "is_uiprovider"; 355 356 private static final String SWIPE_DELETE = Integer.toString(Swipe.DELETE); 357 private static final String SWIPE_DISABLED = Integer.toString(Swipe.DISABLED); 358 359 static { 360 // Email URI matching table 361 UriMatcher matcher = sURIMatcher; 362 363 // All accounts 364 matcher.addURI(EmailContent.AUTHORITY, "account", ACCOUNT); 365 // A specific account 366 // insert into this URI causes a mailbox to be added to the account 367 matcher.addURI(EmailContent.AUTHORITY, "account/#", ACCOUNT_ID); 368 matcher.addURI(EmailContent.AUTHORITY, "account/default", ACCOUNT_DEFAULT_ID); 369 matcher.addURI(EmailContent.AUTHORITY, "accountCheck/#", ACCOUNT_CHECK); 370 371 // Special URI to reset the new message count. Only update works, and content values 372 // will be ignored. 373 matcher.addURI(EmailContent.AUTHORITY, "resetNewMessageCount", 374 ACCOUNT_RESET_NEW_COUNT); 375 matcher.addURI(EmailContent.AUTHORITY, "resetNewMessageCount/#", 376 ACCOUNT_RESET_NEW_COUNT_ID); 377 378 // All mailboxes 379 matcher.addURI(EmailContent.AUTHORITY, "mailbox", MAILBOX); 380 // A specific mailbox 381 // insert into this URI causes a message to be added to the mailbox 382 // ** NOTE For now, the accountKey must be set manually in the values! 383 matcher.addURI(EmailContent.AUTHORITY, "mailbox/#", MAILBOX_ID); 384 matcher.addURI(EmailContent.AUTHORITY, "mailboxIdFromAccountAndType/#/#", 385 MAILBOX_ID_FROM_ACCOUNT_AND_TYPE); 386 matcher.addURI(EmailContent.AUTHORITY, "mailboxNotification/#", MAILBOX_NOTIFICATION); 387 matcher.addURI(EmailContent.AUTHORITY, "mailboxMostRecentMessage/#", 388 MAILBOX_MOST_RECENT_MESSAGE); 389 390 // All messages 391 matcher.addURI(EmailContent.AUTHORITY, "message", MESSAGE); 392 // A specific message 393 // insert into this URI causes an attachment to be added to the message 394 matcher.addURI(EmailContent.AUTHORITY, "message/#", MESSAGE_ID); 395 396 // A specific attachment 397 matcher.addURI(EmailContent.AUTHORITY, "attachment", ATTACHMENT); 398 // A specific attachment (the header information) 399 matcher.addURI(EmailContent.AUTHORITY, "attachment/#", ATTACHMENT_ID); 400 // The attachments of a specific message (query only) (insert & delete TBD) 401 matcher.addURI(EmailContent.AUTHORITY, "attachment/message/#", 402 ATTACHMENTS_MESSAGE_ID); 403 404 // All mail bodies 405 matcher.addURI(EmailContent.AUTHORITY, "body", BODY); 406 // A specific mail body 407 matcher.addURI(EmailContent.AUTHORITY, "body/#", BODY_ID); 408 409 // All hostauth records 410 matcher.addURI(EmailContent.AUTHORITY, "hostauth", HOSTAUTH); 411 // A specific hostauth 412 matcher.addURI(EmailContent.AUTHORITY, "hostauth/#", HOSTAUTH_ID); 413 414 // Atomically a constant value to a particular field of a mailbox/account 415 matcher.addURI(EmailContent.AUTHORITY, "mailboxIdAddToField/#", 416 MAILBOX_ID_ADD_TO_FIELD); 417 matcher.addURI(EmailContent.AUTHORITY, "accountIdAddToField/#", 418 ACCOUNT_ID_ADD_TO_FIELD); 419 420 /** 421 * THIS URI HAS SPECIAL SEMANTICS 422 * ITS USE IS INTENDED FOR THE UI APPLICATION TO MARK CHANGES THAT NEED TO BE SYNCED BACK 423 * TO A SERVER VIA A SYNC ADAPTER 424 */ 425 matcher.addURI(EmailContent.AUTHORITY, "syncedMessage/#", SYNCED_MESSAGE_ID); 426 matcher.addURI(EmailContent.AUTHORITY, "messageBySelection", MESSAGE_SELECTION); 427 428 /** 429 * THE URIs BELOW THIS POINT ARE INTENDED TO BE USED BY SYNC ADAPTERS ONLY 430 * THEY REFER TO DATA CREATED AND MAINTAINED BY CALLS TO THE SYNCED_MESSAGE_ID URI 431 * BY THE UI APPLICATION 432 */ 433 // All deleted messages 434 matcher.addURI(EmailContent.AUTHORITY, "deletedMessage", DELETED_MESSAGE); 435 // A specific deleted message 436 matcher.addURI(EmailContent.AUTHORITY, "deletedMessage/#", DELETED_MESSAGE_ID); 437 438 // All updated messages 439 matcher.addURI(EmailContent.AUTHORITY, "updatedMessage", UPDATED_MESSAGE); 440 // A specific updated message 441 matcher.addURI(EmailContent.AUTHORITY, "updatedMessage/#", UPDATED_MESSAGE_ID); 442 443 CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT = new ContentValues(); 444 CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT.put(Account.NEW_MESSAGE_COUNT, 0); 445 446 matcher.addURI(EmailContent.AUTHORITY, "policy", POLICY); 447 matcher.addURI(EmailContent.AUTHORITY, "policy/#", POLICY_ID); 448 449 // All quick responses 450 matcher.addURI(EmailContent.AUTHORITY, "quickresponse", QUICK_RESPONSE); 451 // A specific quick response 452 matcher.addURI(EmailContent.AUTHORITY, "quickresponse/#", QUICK_RESPONSE_ID); 453 // All quick responses associated with a particular account id 454 matcher.addURI(EmailContent.AUTHORITY, "quickresponse/account/#", 455 QUICK_RESPONSE_ACCOUNT_ID); 456 457 matcher.addURI(EmailContent.AUTHORITY, "uifolders/#", UI_FOLDERS); 458 matcher.addURI(EmailContent.AUTHORITY, "uiallfolders/#", UI_ALL_FOLDERS); 459 matcher.addURI(EmailContent.AUTHORITY, "uisubfolders/#", UI_SUBFOLDERS); 460 matcher.addURI(EmailContent.AUTHORITY, "uimessages/#", UI_MESSAGES); 461 matcher.addURI(EmailContent.AUTHORITY, "uimessage/#", UI_MESSAGE); 462 matcher.addURI(EmailContent.AUTHORITY, "uisendmail/#", UI_SENDMAIL); 463 matcher.addURI(EmailContent.AUTHORITY, "uiundo", UI_UNDO); 464 matcher.addURI(EmailContent.AUTHORITY, "uisavedraft/#", UI_SAVEDRAFT); 465 matcher.addURI(EmailContent.AUTHORITY, "uiupdatedraft/#", UI_UPDATEDRAFT); 466 matcher.addURI(EmailContent.AUTHORITY, "uisenddraft/#", UI_SENDDRAFT); 467 matcher.addURI(EmailContent.AUTHORITY, "uirefresh/#", UI_FOLDER_REFRESH); 468 matcher.addURI(EmailContent.AUTHORITY, "uifolder/#", UI_FOLDER); 469 matcher.addURI(EmailContent.AUTHORITY, "uiaccount/#", UI_ACCOUNT); 470 matcher.addURI(EmailContent.AUTHORITY, "uiaccts", UI_ACCTS); 471 matcher.addURI(EmailContent.AUTHORITY, "uiattachments/#", UI_ATTACHMENTS); 472 matcher.addURI(EmailContent.AUTHORITY, "uiattachment/#", UI_ATTACHMENT); 473 matcher.addURI(EmailContent.AUTHORITY, "uisearch/#", UI_SEARCH); 474 matcher.addURI(EmailContent.AUTHORITY, "uiaccountdata/#", UI_ACCOUNT_DATA); 475 matcher.addURI(EmailContent.AUTHORITY, "uiloadmore/#", UI_FOLDER_LOAD_MORE); 476 matcher.addURI(EmailContent.AUTHORITY, "uiconversation/#", UI_CONVERSATION); 477 matcher.addURI(EmailContent.AUTHORITY, "uirecentfolders/#", UI_RECENT_FOLDERS); 478 matcher.addURI(EmailContent.AUTHORITY, "uidefaultrecentfolders/#", 479 UI_DEFAULT_RECENT_FOLDERS); 480 matcher.addURI(EmailContent.AUTHORITY, "pickTrashFolder/#", ACCOUNT_PICK_TRASH_FOLDER); 481 matcher.addURI(EmailContent.AUTHORITY, "pickSentFolder/#", ACCOUNT_PICK_SENT_FOLDER); 482 } 483 484 /** 485 * Wrap the UriMatcher call so we can throw a runtime exception if an unknown Uri is passed in 486 * @param uri the Uri to match 487 * @return the match value 488 */ 489 private static int findMatch(Uri uri, String methodName) { 490 int match = sURIMatcher.match(uri); 491 if (match < 0) { 492 throw new IllegalArgumentException("Unknown uri: " + uri); 493 } else if (Logging.LOGD) { 494 Log.v(TAG, methodName + ": uri=" + uri + ", match is " + match); 495 } 496 return match; 497 } 498 499 private SQLiteDatabase mDatabase; 500 private SQLiteDatabase mBodyDatabase; 501 502 public static Uri uiUri(String type, long id) { 503 return Uri.parse(uiUriString(type, id)); 504 } 505 506 /** 507 * Creates a URI string from a database ID (guaranteed to be unique). 508 * @param type of the resource: uifolder, message, etc. 509 * @param id the id of the resource. 510 * @return 511 */ 512 public static String uiUriString(String type, long id) { 513 return "content://" + EmailContent.AUTHORITY + "/" + type + ((id == -1) ? "" : ("/" + id)); 514 } 515 516 /** 517 * Orphan record deletion utility. Generates a sqlite statement like: 518 * delete from <table> where <column> not in (select <foreignColumn> from <foreignTable>) 519 * @param db the EmailProvider database 520 * @param table the table whose orphans are to be removed 521 * @param column the column deletion will be based on 522 * @param foreignColumn the column in the foreign table whose absence will trigger the deletion 523 * @param foreignTable the foreign table 524 */ 525 @VisibleForTesting 526 void deleteUnlinked(SQLiteDatabase db, String table, String column, String foreignColumn, 527 String foreignTable) { 528 int count = db.delete(table, column + " not in (select " + foreignColumn + " from " + 529 foreignTable + ")", null); 530 if (count > 0) { 531 Log.w(TAG, "Found " + count + " orphaned row(s) in " + table); 532 } 533 } 534 535 @VisibleForTesting 536 synchronized SQLiteDatabase getDatabase(Context context) { 537 // Always return the cached database, if we've got one 538 if (mDatabase != null) { 539 return mDatabase; 540 } 541 542 // Whenever we create or re-cache the databases, make sure that we haven't lost one 543 // to corruption 544 checkDatabases(); 545 546 DBHelper.DatabaseHelper helper = new DBHelper.DatabaseHelper(context, DATABASE_NAME); 547 mDatabase = helper.getWritableDatabase(); 548 DBHelper.BodyDatabaseHelper bodyHelper = 549 new DBHelper.BodyDatabaseHelper(context, BODY_DATABASE_NAME); 550 mBodyDatabase = bodyHelper.getWritableDatabase(); 551 if (mBodyDatabase != null) { 552 String bodyFileName = mBodyDatabase.getPath(); 553 mDatabase.execSQL("attach \"" + bodyFileName + "\" as BodyDatabase"); 554 } 555 556 // Restore accounts if the database is corrupted... 557 restoreIfNeeded(context, mDatabase); 558 // Check for any orphaned Messages in the updated/deleted tables 559 deleteMessageOrphans(mDatabase, Message.UPDATED_TABLE_NAME); 560 deleteMessageOrphans(mDatabase, Message.DELETED_TABLE_NAME); 561 // Delete orphaned mailboxes/messages/policies (account no longer exists) 562 deleteUnlinked(mDatabase, Mailbox.TABLE_NAME, MailboxColumns.ACCOUNT_KEY, AccountColumns.ID, 563 Account.TABLE_NAME); 564 deleteUnlinked(mDatabase, Message.TABLE_NAME, MessageColumns.ACCOUNT_KEY, AccountColumns.ID, 565 Account.TABLE_NAME); 566 deleteUnlinked(mDatabase, Policy.TABLE_NAME, PolicyColumns.ID, AccountColumns.POLICY_KEY, 567 Account.TABLE_NAME); 568 initUiProvider(); 569 preCacheData(); 570 return mDatabase; 571 } 572 573 /** 574 * Perform startup actions related to UI 575 */ 576 private void initUiProvider() { 577 // Clear mailbox sync status 578 mDatabase.execSQL("update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.UI_SYNC_STATUS + 579 "=" + UIProvider.SyncStatus.NO_SYNC); 580 } 581 582 /** 583 * Pre-cache all of the items in a given table meeting the selection criteria 584 * @param tableUri the table uri 585 * @param baseProjection the base projection of that table 586 * @param selection the selection criteria 587 */ 588 private void preCacheTable(Uri tableUri, String[] baseProjection, String selection) { 589 Cursor c = query(tableUri, EmailContent.ID_PROJECTION, selection, null, null); 590 try { 591 while (c.moveToNext()) { 592 long id = c.getLong(EmailContent.ID_PROJECTION_COLUMN); 593 Cursor cachedCursor = query(ContentUris.withAppendedId( 594 tableUri, id), baseProjection, null, null, null); 595 if (cachedCursor != null) { 596 // For accounts, create a mailbox type map entry (if necessary) 597 if (tableUri == Account.CONTENT_URI) { 598 getOrCreateAccountMailboxTypeMap(id); 599 } 600 cachedCursor.close(); 601 } 602 } 603 } finally { 604 c.close(); 605 } 606 } 607 608 private final HashMap<Long, HashMap<Integer, Long>> mMailboxTypeMap = 609 new HashMap<Long, HashMap<Integer, Long>>(); 610 611 private HashMap<Integer, Long> getOrCreateAccountMailboxTypeMap(long accountId) { 612 synchronized(mMailboxTypeMap) { 613 HashMap<Integer, Long> accountMailboxTypeMap = mMailboxTypeMap.get(accountId); 614 if (accountMailboxTypeMap == null) { 615 accountMailboxTypeMap = new HashMap<Integer, Long>(); 616 mMailboxTypeMap.put(accountId, accountMailboxTypeMap); 617 } 618 return accountMailboxTypeMap; 619 } 620 } 621 622 private void addToMailboxTypeMap(Cursor c) { 623 long accountId = c.getLong(Mailbox.CONTENT_ACCOUNT_KEY_COLUMN); 624 int type = c.getInt(Mailbox.CONTENT_TYPE_COLUMN); 625 synchronized(mMailboxTypeMap) { 626 HashMap<Integer, Long> accountMailboxTypeMap = 627 getOrCreateAccountMailboxTypeMap(accountId); 628 accountMailboxTypeMap.put(type, c.getLong(Mailbox.CONTENT_ID_COLUMN)); 629 } 630 } 631 632 private long getMailboxIdFromMailboxTypeMap(long accountId, int type) { 633 synchronized(mMailboxTypeMap) { 634 HashMap<Integer, Long> accountMap = mMailboxTypeMap.get(accountId); 635 Long mailboxId = null; 636 if (accountMap != null) { 637 mailboxId = accountMap.get(type); 638 } 639 if (mailboxId == null) return Mailbox.NO_MAILBOX; 640 return mailboxId; 641 } 642 } 643 644 private void preCacheData() { 645 synchronized(mMailboxTypeMap) { 646 mMailboxTypeMap.clear(); 647 648 // Pre-cache accounts, host auth's, policies, and special mailboxes 649 preCacheTable(Account.CONTENT_URI, Account.CONTENT_PROJECTION, null); 650 preCacheTable(HostAuth.CONTENT_URI, HostAuth.CONTENT_PROJECTION, null); 651 preCacheTable(Policy.CONTENT_URI, Policy.CONTENT_PROJECTION, null); 652 preCacheTable(Mailbox.CONTENT_URI, Mailbox.CONTENT_PROJECTION, 653 MAILBOX_PRE_CACHE_SELECTION); 654 655 // Create a map from account,type to a mailbox 656 Map<String, Cursor> snapshot = mCacheMailbox.getSnapshot(); 657 Collection<Cursor> values = snapshot.values(); 658 if (values != null) { 659 for (Cursor c: values) { 660 if (c.moveToFirst()) { 661 addToMailboxTypeMap(c); 662 } 663 } 664 } 665 } 666 } 667 668 /*package*/ static SQLiteDatabase getReadableDatabase(Context context) { 669 DBHelper.DatabaseHelper helper = new DBHelper.DatabaseHelper(context, DATABASE_NAME); 670 return helper.getReadableDatabase(); 671 } 672 673 /** 674 * Restore user Account and HostAuth data from our backup database 675 */ 676 public static void restoreIfNeeded(Context context, SQLiteDatabase mainDatabase) { 677 if (MailActivityEmail.DEBUG) { 678 Log.w(TAG, "restoreIfNeeded..."); 679 } 680 // Check for legacy backup 681 String legacyBackup = Preferences.getLegacyBackupPreference(context); 682 // If there's a legacy backup, create a new-style backup and delete the legacy backup 683 // In the 1:1000000000 chance that the user gets an app update just as his database becomes 684 // corrupt, oh well... 685 if (!TextUtils.isEmpty(legacyBackup)) { 686 backupAccounts(context, mainDatabase); 687 Preferences.clearLegacyBackupPreference(context); 688 Log.w(TAG, "Created new EmailProvider backup database"); 689 return; 690 } 691 692 // If we have accounts, we're done 693 Cursor c = mainDatabase.query(Account.TABLE_NAME, EmailContent.ID_PROJECTION, null, null, 694 null, null, null); 695 try { 696 if (c.moveToFirst()) { 697 if (MailActivityEmail.DEBUG) { 698 Log.w(TAG, "restoreIfNeeded: Account exists."); 699 } 700 return; // At least one account exists. 701 } 702 } finally { 703 c.close(); 704 } 705 706 restoreAccounts(context, mainDatabase); 707 } 708 709 /** {@inheritDoc} */ 710 @Override 711 public void shutdown() { 712 if (mDatabase != null) { 713 mDatabase.close(); 714 mDatabase = null; 715 } 716 if (mBodyDatabase != null) { 717 mBodyDatabase.close(); 718 mBodyDatabase = null; 719 } 720 } 721 722 /*package*/ static void deleteMessageOrphans(SQLiteDatabase database, String tableName) { 723 if (database != null) { 724 // We'll look at all of the items in the table; there won't be many typically 725 Cursor c = database.query(tableName, ORPHANS_PROJECTION, null, null, null, null, null); 726 // Usually, there will be nothing in these tables, so make a quick check 727 try { 728 if (c.getCount() == 0) return; 729 ArrayList<Long> foundMailboxes = new ArrayList<Long>(); 730 ArrayList<Long> notFoundMailboxes = new ArrayList<Long>(); 731 ArrayList<Long> deleteList = new ArrayList<Long>(); 732 String[] bindArray = new String[1]; 733 while (c.moveToNext()) { 734 // Get the mailbox key and see if we've already found this mailbox 735 // If so, we're fine 736 long mailboxId = c.getLong(ORPHANS_MAILBOX_KEY); 737 // If we already know this mailbox doesn't exist, mark the message for deletion 738 if (notFoundMailboxes.contains(mailboxId)) { 739 deleteList.add(c.getLong(ORPHANS_ID)); 740 // If we don't know about this mailbox, we'll try to find it 741 } else if (!foundMailboxes.contains(mailboxId)) { 742 bindArray[0] = Long.toString(mailboxId); 743 Cursor boxCursor = database.query(Mailbox.TABLE_NAME, 744 Mailbox.ID_PROJECTION, WHERE_ID, bindArray, null, null, null); 745 try { 746 // If it exists, we'll add it to the "found" mailboxes 747 if (boxCursor.moveToFirst()) { 748 foundMailboxes.add(mailboxId); 749 // Otherwise, we'll add to "not found" and mark the message for deletion 750 } else { 751 notFoundMailboxes.add(mailboxId); 752 deleteList.add(c.getLong(ORPHANS_ID)); 753 } 754 } finally { 755 boxCursor.close(); 756 } 757 } 758 } 759 // Now, delete the orphan messages 760 for (long messageId: deleteList) { 761 bindArray[0] = Long.toString(messageId); 762 database.delete(tableName, WHERE_ID, bindArray); 763 } 764 } finally { 765 c.close(); 766 } 767 } 768 } 769 770 @Override 771 public int delete(Uri uri, String selection, String[] selectionArgs) { 772 final int match = findMatch(uri, "delete"); 773 Context context = getContext(); 774 // Pick the correct database for this operation 775 // If we're in a transaction already (which would happen during applyBatch), then the 776 // body database is already attached to the email database and any attempt to use the 777 // body database directly will result in a SQLiteException (the database is locked) 778 SQLiteDatabase db = getDatabase(context); 779 int table = match >> BASE_SHIFT; 780 String id = "0"; 781 boolean messageDeletion = false; 782 ContentResolver resolver = context.getContentResolver(); 783 784 ContentCache cache = mContentCaches[table]; 785 String tableName = TABLE_NAMES[table]; 786 int result = -1; 787 788 try { 789 if (match == MESSAGE_ID || match == SYNCED_MESSAGE_ID) { 790 if (!uri.getBooleanQueryParameter(IS_UIPROVIDER, false)) { 791 notifyUIConversation(uri); 792 } 793 } 794 switch (match) { 795 case UI_MESSAGE: 796 return uiDeleteMessage(uri); 797 case UI_ACCOUNT_DATA: 798 return uiDeleteAccountData(uri); 799 case UI_ACCOUNT: 800 return uiDeleteAccount(uri); 801 case MESSAGE_SELECTION: 802 Cursor findCursor = db.query(tableName, Message.ID_COLUMN_PROJECTION, selection, 803 selectionArgs, null, null, null); 804 try { 805 if (findCursor.moveToFirst()) { 806 return delete(ContentUris.withAppendedId( 807 Message.CONTENT_URI, 808 findCursor.getLong(Message.ID_COLUMNS_ID_COLUMN)), 809 null, null); 810 } else { 811 return 0; 812 } 813 } finally { 814 findCursor.close(); 815 } 816 // These are cases in which one or more Messages might get deleted, either by 817 // cascade or explicitly 818 case MAILBOX_ID: 819 case MAILBOX: 820 case ACCOUNT_ID: 821 case ACCOUNT: 822 case MESSAGE: 823 case SYNCED_MESSAGE_ID: 824 case MESSAGE_ID: 825 // Handle lost Body records here, since this cannot be done in a trigger 826 // The process is: 827 // 1) Begin a transaction, ensuring that both databases are affected atomically 828 // 2) Do the requested deletion, with cascading deletions handled in triggers 829 // 3) End the transaction, committing all changes atomically 830 // 831 // Bodies are auto-deleted here; Attachments are auto-deleted via trigger 832 messageDeletion = true; 833 db.beginTransaction(); 834 break; 835 } 836 switch (match) { 837 case BODY_ID: 838 case DELETED_MESSAGE_ID: 839 case SYNCED_MESSAGE_ID: 840 case MESSAGE_ID: 841 case UPDATED_MESSAGE_ID: 842 case ATTACHMENT_ID: 843 case MAILBOX_ID: 844 case ACCOUNT_ID: 845 case HOSTAUTH_ID: 846 case POLICY_ID: 847 case QUICK_RESPONSE_ID: 848 id = uri.getPathSegments().get(1); 849 if (match == SYNCED_MESSAGE_ID) { 850 // For synced messages, first copy the old message to the deleted table and 851 // delete it from the updated table (in case it was updated first) 852 // Note that this is all within a transaction, for atomicity 853 db.execSQL(DELETED_MESSAGE_INSERT + id); 854 db.execSQL(UPDATED_MESSAGE_DELETE + id); 855 } 856 if (cache != null) { 857 cache.lock(id); 858 } 859 try { 860 result = db.delete(tableName, whereWithId(id, selection), selectionArgs); 861 if (cache != null) { 862 switch(match) { 863 case ACCOUNT_ID: 864 // Account deletion will clear all of the caches, as HostAuth's, 865 // Mailboxes, and Messages will be deleted in the process 866 mCacheMailbox.invalidate("Delete", uri, selection); 867 mCacheHostAuth.invalidate("Delete", uri, selection); 868 mCachePolicy.invalidate("Delete", uri, selection); 869 //$FALL-THROUGH$ 870 case MAILBOX_ID: 871 // Mailbox deletion will clear the Message cache 872 mCacheMessage.invalidate("Delete", uri, selection); 873 //$FALL-THROUGH$ 874 case SYNCED_MESSAGE_ID: 875 case MESSAGE_ID: 876 case HOSTAUTH_ID: 877 case POLICY_ID: 878 cache.invalidate("Delete", uri, selection); 879 // Make sure all data is properly cached 880 if (match != MESSAGE_ID) { 881 preCacheData(); 882 } 883 break; 884 } 885 } 886 } finally { 887 if (cache != null) { 888 cache.unlock(id); 889 } 890 } 891 if (match == ACCOUNT_ID) { 892 notifyUI(UIPROVIDER_ACCOUNT_NOTIFIER, id); 893 resolver.notifyChange(UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null); 894 } else if (match == MAILBOX_ID) { 895 notifyUI(UIPROVIDER_FOLDER_NOTIFIER, id); 896 } else if (match == ATTACHMENT_ID) { 897 notifyUI(UIPROVIDER_ATTACHMENT_NOTIFIER, id); 898 } 899 break; 900 case ATTACHMENTS_MESSAGE_ID: 901 // All attachments for the given message 902 id = uri.getPathSegments().get(2); 903 result = db.delete(tableName, 904 whereWith(Attachment.MESSAGE_KEY + "=" + id, selection), selectionArgs); 905 break; 906 907 case BODY: 908 case MESSAGE: 909 case DELETED_MESSAGE: 910 case UPDATED_MESSAGE: 911 case ATTACHMENT: 912 case MAILBOX: 913 case ACCOUNT: 914 case HOSTAUTH: 915 case POLICY: 916 switch(match) { 917 // See the comments above for deletion of ACCOUNT_ID, etc 918 case ACCOUNT: 919 mCacheMailbox.invalidate("Delete", uri, selection); 920 mCacheHostAuth.invalidate("Delete", uri, selection); 921 mCachePolicy.invalidate("Delete", uri, selection); 922 //$FALL-THROUGH$ 923 case MAILBOX: 924 mCacheMessage.invalidate("Delete", uri, selection); 925 //$FALL-THROUGH$ 926 case MESSAGE: 927 case HOSTAUTH: 928 case POLICY: 929 cache.invalidate("Delete", uri, selection); 930 break; 931 } 932 result = db.delete(tableName, selection, selectionArgs); 933 switch(match) { 934 case ACCOUNT: 935 case MAILBOX: 936 case HOSTAUTH: 937 case POLICY: 938 // Make sure all data is properly cached 939 preCacheData(); 940 break; 941 } 942 break; 943 944 default: 945 throw new IllegalArgumentException("Unknown URI " + uri); 946 } 947 if (messageDeletion) { 948 if (match == MESSAGE_ID) { 949 // Delete the Body record associated with the deleted message 950 db.execSQL(DELETE_BODY + id); 951 } else { 952 // Delete any orphaned Body records 953 db.execSQL(DELETE_ORPHAN_BODIES); 954 } 955 db.setTransactionSuccessful(); 956 } 957 } catch (SQLiteException e) { 958 checkDatabases(); 959 throw e; 960 } finally { 961 if (messageDeletion) { 962 db.endTransaction(); 963 } 964 } 965 966 // Notify all notifier cursors 967 sendNotifierChange(getBaseNotificationUri(match), NOTIFICATION_OP_DELETE, id); 968 969 // Notify all email content cursors 970 resolver.notifyChange(EmailContent.CONTENT_URI, null); 971 return result; 972 } 973 974 @Override 975 // Use the email- prefix because message, mailbox, and account are so generic (e.g. SMS, IM) 976 public String getType(Uri uri) { 977 int match = findMatch(uri, "getType"); 978 switch (match) { 979 case BODY_ID: 980 return "vnd.android.cursor.item/email-body"; 981 case BODY: 982 return "vnd.android.cursor.dir/email-body"; 983 case UPDATED_MESSAGE_ID: 984 case MESSAGE_ID: 985 // NOTE: According to the framework folks, we're supposed to invent mime types as 986 // a way of passing information to drag & drop recipients. 987 // If there's a mailboxId parameter in the url, we respond with a mime type that 988 // has -n appended, where n is the mailboxId of the message. The drag & drop code 989 // uses this information to know not to allow dragging the item to its own mailbox 990 String mimeType = EMAIL_MESSAGE_MIME_TYPE; 991 String mailboxId = uri.getQueryParameter(MESSAGE_URI_PARAMETER_MAILBOX_ID); 992 if (mailboxId != null) { 993 mimeType += "-" + mailboxId; 994 } 995 return mimeType; 996 case UPDATED_MESSAGE: 997 case MESSAGE: 998 return "vnd.android.cursor.dir/email-message"; 999 case MAILBOX: 1000 return "vnd.android.cursor.dir/email-mailbox"; 1001 case MAILBOX_ID: 1002 return "vnd.android.cursor.item/email-mailbox"; 1003 case ACCOUNT: 1004 return "vnd.android.cursor.dir/email-account"; 1005 case ACCOUNT_ID: 1006 return "vnd.android.cursor.item/email-account"; 1007 case ATTACHMENTS_MESSAGE_ID: 1008 case ATTACHMENT: 1009 return "vnd.android.cursor.dir/email-attachment"; 1010 case ATTACHMENT_ID: 1011 return EMAIL_ATTACHMENT_MIME_TYPE; 1012 case HOSTAUTH: 1013 return "vnd.android.cursor.dir/email-hostauth"; 1014 case HOSTAUTH_ID: 1015 return "vnd.android.cursor.item/email-hostauth"; 1016 default: 1017 throw new IllegalArgumentException("Unknown URI " + uri); 1018 } 1019 } 1020 1021 private static final Uri UIPROVIDER_CONVERSATION_NOTIFIER = 1022 Uri.parse("content://" + UIProvider.AUTHORITY + "/uimessages"); 1023 private static final Uri UIPROVIDER_FOLDER_NOTIFIER = 1024 Uri.parse("content://" + UIProvider.AUTHORITY + "/uifolder"); 1025 private static final Uri UIPROVIDER_ACCOUNT_NOTIFIER = 1026 Uri.parse("content://" + UIProvider.AUTHORITY + "/uiaccount"); 1027 public static final Uri UIPROVIDER_SETTINGS_NOTIFIER = 1028 Uri.parse("content://" + UIProvider.AUTHORITY + "/uisettings"); 1029 private static final Uri UIPROVIDER_ATTACHMENT_NOTIFIER = 1030 Uri.parse("content://" + UIProvider.AUTHORITY + "/uiattachment"); 1031 private static final Uri UIPROVIDER_ATTACHMENTS_NOTIFIER = 1032 Uri.parse("content://" + UIProvider.AUTHORITY + "/uiattachments"); 1033 public static final Uri UIPROVIDER_ALL_ACCOUNTS_NOTIFIER = 1034 Uri.parse("content://" + UIProvider.AUTHORITY + "/uiaccts"); 1035 private static final Uri UIPROVIDER_MESSAGE_NOTIFIER = 1036 Uri.parse("content://" + UIProvider.AUTHORITY + "/uimessage"); 1037 private static final Uri UIPROVIDER_RECENT_FOLDERS_NOTIFIER = 1038 Uri.parse("content://" + UIProvider.AUTHORITY + "/uirecentfolders"); 1039 1040 @Override 1041 public Uri insert(Uri uri, ContentValues values) { 1042 int match = findMatch(uri, "insert"); 1043 Context context = getContext(); 1044 ContentResolver resolver = context.getContentResolver(); 1045 1046 // See the comment at delete(), above 1047 SQLiteDatabase db = getDatabase(context); 1048 int table = match >> BASE_SHIFT; 1049 String id = "0"; 1050 long longId; 1051 1052 // We do NOT allow setting of unreadCount/messageCount via the provider 1053 // These columns are maintained via triggers 1054 if (match == MAILBOX_ID || match == MAILBOX) { 1055 values.put(MailboxColumns.UNREAD_COUNT, 0); 1056 values.put(MailboxColumns.MESSAGE_COUNT, 0); 1057 } 1058 1059 Uri resultUri = null; 1060 1061 try { 1062 switch (match) { 1063 case UI_SAVEDRAFT: 1064 return uiSaveDraft(uri, values); 1065 case UI_SENDMAIL: 1066 return uiSendMail(uri, values); 1067 // NOTE: It is NOT legal for production code to insert directly into UPDATED_MESSAGE 1068 // or DELETED_MESSAGE; see the comment below for details 1069 case UPDATED_MESSAGE: 1070 case DELETED_MESSAGE: 1071 case MESSAGE: 1072 case BODY: 1073 case ATTACHMENT: 1074 case MAILBOX: 1075 case ACCOUNT: 1076 case HOSTAUTH: 1077 case POLICY: 1078 case QUICK_RESPONSE: 1079 longId = db.insert(TABLE_NAMES[table], "foo", values); 1080 resultUri = ContentUris.withAppendedId(uri, longId); 1081 switch(match) { 1082 case MESSAGE: 1083 if (!uri.getBooleanQueryParameter(IS_UIPROVIDER, false)) { 1084 notifyUIConversationMailbox(values.getAsLong(Message.MAILBOX_KEY)); 1085 } 1086 break; 1087 case MAILBOX: 1088 if (values.containsKey(MailboxColumns.TYPE)) { 1089 // Only cache special mailbox types 1090 int type = values.getAsInteger(MailboxColumns.TYPE); 1091 if (type != Mailbox.TYPE_INBOX && type != Mailbox.TYPE_OUTBOX && 1092 type != Mailbox.TYPE_DRAFTS && type != Mailbox.TYPE_SENT && 1093 type != Mailbox.TYPE_TRASH && type != Mailbox.TYPE_SEARCH) { 1094 break; 1095 } 1096 } 1097 // Notify the account when a new mailbox is added 1098 Long accountId = values.getAsLong(MailboxColumns.ACCOUNT_KEY); 1099 if (accountId != null && accountId.longValue() > 0) { 1100 notifyUI(UIPROVIDER_ACCOUNT_NOTIFIER, accountId); 1101 } 1102 //$FALL-THROUGH$ 1103 case ACCOUNT: 1104 case HOSTAUTH: 1105 case POLICY: 1106 // Cache new account, host auth, policy, and some mailbox rows 1107 Cursor c = query(resultUri, CACHE_PROJECTIONS[table], null, null, null); 1108 if (c != null) { 1109 if (match == MAILBOX) { 1110 addToMailboxTypeMap(c); 1111 } else if (match == ACCOUNT) { 1112 getOrCreateAccountMailboxTypeMap(longId); 1113 } 1114 c.close(); 1115 } 1116 break; 1117 } 1118 // Clients shouldn't normally be adding rows to these tables, as they are 1119 // maintained by triggers. However, we need to be able to do this for unit 1120 // testing, so we allow the insert and then throw the same exception that we 1121 // would if this weren't allowed. 1122 if (match == UPDATED_MESSAGE || match == DELETED_MESSAGE) { 1123 throw new IllegalArgumentException("Unknown URL " + uri); 1124 } else if (match == ATTACHMENT) { 1125 int flags = 0; 1126 if (values.containsKey(Attachment.FLAGS)) { 1127 flags = values.getAsInteger(Attachment.FLAGS); 1128 } 1129 // Report all new attachments to the download service 1130 mAttachmentService.attachmentChanged(getContext(), longId, flags); 1131 } else if (match == ACCOUNT) { 1132 resolver.notifyChange(UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null); 1133 } 1134 break; 1135 case MAILBOX_ID: 1136 // This implies adding a message to a mailbox 1137 // Hmm, a problem here is that we can't link the account as well, so it must be 1138 // already in the values... 1139 longId = Long.parseLong(uri.getPathSegments().get(1)); 1140 values.put(MessageColumns.MAILBOX_KEY, longId); 1141 return insert(Message.CONTENT_URI, values); // Recurse 1142 case MESSAGE_ID: 1143 // This implies adding an attachment to a message. 1144 id = uri.getPathSegments().get(1); 1145 longId = Long.parseLong(id); 1146 values.put(AttachmentColumns.MESSAGE_KEY, longId); 1147 return insert(Attachment.CONTENT_URI, values); // Recurse 1148 case ACCOUNT_ID: 1149 // This implies adding a mailbox to an account. 1150 longId = Long.parseLong(uri.getPathSegments().get(1)); 1151 values.put(MailboxColumns.ACCOUNT_KEY, longId); 1152 return insert(Mailbox.CONTENT_URI, values); // Recurse 1153 case ATTACHMENTS_MESSAGE_ID: 1154 longId = db.insert(TABLE_NAMES[table], "foo", values); 1155 resultUri = ContentUris.withAppendedId(Attachment.CONTENT_URI, longId); 1156 break; 1157 default: 1158 throw new IllegalArgumentException("Unknown URL " + uri); 1159 } 1160 } catch (SQLiteException e) { 1161 checkDatabases(); 1162 throw e; 1163 } 1164 1165 // Notify all notifier cursors 1166 sendNotifierChange(getBaseNotificationUri(match), NOTIFICATION_OP_INSERT, id); 1167 1168 // Notify all existing cursors. 1169 resolver.notifyChange(EmailContent.CONTENT_URI, null); 1170 return resultUri; 1171 } 1172 1173 @Override 1174 public boolean onCreate() { 1175 MailActivityEmail.setServicesEnabledAsync(getContext()); 1176 checkDatabases(); 1177 return false; 1178 } 1179 1180 /** 1181 * The idea here is that the two databases (EmailProvider.db and EmailProviderBody.db must 1182 * always be in sync (i.e. there are two database or NO databases). This code will delete 1183 * any "orphan" database, so that both will be created together. Note that an "orphan" database 1184 * will exist after either of the individual databases is deleted due to data corruption. 1185 */ 1186 public synchronized void checkDatabases() { 1187 // Uncache the databases 1188 if (mDatabase != null) { 1189 mDatabase = null; 1190 } 1191 if (mBodyDatabase != null) { 1192 mBodyDatabase = null; 1193 } 1194 // Look for orphans, and delete as necessary; these must always be in sync 1195 File databaseFile = getContext().getDatabasePath(DATABASE_NAME); 1196 File bodyFile = getContext().getDatabasePath(BODY_DATABASE_NAME); 1197 1198 // TODO Make sure attachments are deleted 1199 if (databaseFile.exists() && !bodyFile.exists()) { 1200 Log.w(TAG, "Deleting orphaned EmailProvider database..."); 1201 databaseFile.delete(); 1202 } else if (bodyFile.exists() && !databaseFile.exists()) { 1203 Log.w(TAG, "Deleting orphaned EmailProviderBody database..."); 1204 bodyFile.delete(); 1205 } 1206 } 1207 @Override 1208 public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, 1209 String sortOrder) { 1210 long time = 0L; 1211 if (MailActivityEmail.DEBUG) { 1212 time = System.nanoTime(); 1213 } 1214 Cursor c = null; 1215 int match; 1216 try { 1217 match = findMatch(uri, "query"); 1218 } catch (IllegalArgumentException e) { 1219 String uriString = uri.toString(); 1220 // If we were passed an illegal uri, see if it ends in /-1 1221 // if so, and if substituting 0 for -1 results in a valid uri, return an empty cursor 1222 if (uriString != null && uriString.endsWith("/-1")) { 1223 uri = Uri.parse(uriString.substring(0, uriString.length() - 2) + "0"); 1224 match = findMatch(uri, "query"); 1225 switch (match) { 1226 case BODY_ID: 1227 case MESSAGE_ID: 1228 case DELETED_MESSAGE_ID: 1229 case UPDATED_MESSAGE_ID: 1230 case ATTACHMENT_ID: 1231 case MAILBOX_ID: 1232 case ACCOUNT_ID: 1233 case HOSTAUTH_ID: 1234 case POLICY_ID: 1235 return new MatrixCursor(projection, 0); 1236 } 1237 } 1238 throw e; 1239 } 1240 Context context = getContext(); 1241 // See the comment at delete(), above 1242 SQLiteDatabase db = getDatabase(context); 1243 int table = match >> BASE_SHIFT; 1244 String limit = uri.getQueryParameter(EmailContent.PARAMETER_LIMIT); 1245 String id; 1246 1247 // Find the cache for this query's table (if any) 1248 ContentCache cache = null; 1249 String tableName = TABLE_NAMES[table]; 1250 // We can only use the cache if there's no selection 1251 if (selection == null) { 1252 cache = mContentCaches[table]; 1253 } 1254 if (cache == null) { 1255 ContentCache.notCacheable(uri, selection); 1256 } 1257 1258 try { 1259 switch (match) { 1260 // First, dispatch queries from UnfiedEmail 1261 case UI_SEARCH: 1262 return uiSearch(uri, projection); 1263 case UI_ACCTS: 1264 c = uiAccounts(projection); 1265 return c; 1266 case UI_UNDO: 1267 return uiUndo(projection); 1268 case UI_SUBFOLDERS: 1269 case UI_MESSAGES: 1270 case UI_MESSAGE: 1271 case UI_FOLDER: 1272 case UI_ACCOUNT: 1273 case UI_ATTACHMENT: 1274 case UI_ATTACHMENTS: 1275 case UI_CONVERSATION: 1276 case UI_RECENT_FOLDERS: 1277 case UI_ALL_FOLDERS: 1278 // For now, we don't allow selection criteria within these queries 1279 if (selection != null || selectionArgs != null) { 1280 throw new IllegalArgumentException("UI queries can't have selection/args"); 1281 } 1282 c = uiQuery(match, uri, projection); 1283 return c; 1284 case UI_FOLDERS: 1285 c = uiFolders(uri, projection); 1286 return c; 1287 case UI_FOLDER_LOAD_MORE: 1288 c = uiFolderLoadMore(uri); 1289 return c; 1290 case UI_FOLDER_REFRESH: 1291 c = uiFolderRefresh(uri); 1292 return c; 1293 case MAILBOX_NOTIFICATION: 1294 c = notificationQuery(uri); 1295 return c; 1296 case MAILBOX_MOST_RECENT_MESSAGE: 1297 c = mostRecentMessageQuery(uri); 1298 return c; 1299 case ACCOUNT_DEFAULT_ID: 1300 // Start with a snapshot of the cache 1301 Map<String, Cursor> accountCache = mCacheAccount.getSnapshot(); 1302 long accountId = Account.NO_ACCOUNT; 1303 // Find the account with "isDefault" set, or the lowest account ID otherwise. 1304 // Note that the snapshot from the cached isn't guaranteed to be sorted in any 1305 // way. 1306 Collection<Cursor> accounts = accountCache.values(); 1307 for (Cursor accountCursor: accounts) { 1308 // For now, at least, we can have zero count cursors (e.g. if someone looks 1309 // up a non-existent id); we need to skip these 1310 if (accountCursor.moveToFirst()) { 1311 boolean isDefault = 1312 accountCursor.getInt(Account.CONTENT_IS_DEFAULT_COLUMN) == 1; 1313 long iterId = accountCursor.getLong(Account.CONTENT_ID_COLUMN); 1314 // We'll remember this one if it's the default or the first one we see 1315 if (isDefault) { 1316 accountId = iterId; 1317 break; 1318 } else if ((accountId == Account.NO_ACCOUNT) || (iterId < accountId)) { 1319 accountId = iterId; 1320 } 1321 } 1322 } 1323 // Return a cursor with an id projection 1324 MatrixCursor mc = new MatrixCursor(EmailContent.ID_PROJECTION); 1325 mc.addRow(new Object[] {accountId}); 1326 c = mc; 1327 break; 1328 case MAILBOX_ID_FROM_ACCOUNT_AND_TYPE: 1329 // Get accountId and type and find the mailbox in our map 1330 List<String> pathSegments = uri.getPathSegments(); 1331 accountId = Long.parseLong(pathSegments.get(1)); 1332 int type = Integer.parseInt(pathSegments.get(2)); 1333 long mailboxId = getMailboxIdFromMailboxTypeMap(accountId, type); 1334 // Return a cursor with an id projection 1335 mc = new MatrixCursor(EmailContent.ID_PROJECTION); 1336 mc.addRow(new Object[] {mailboxId}); 1337 c = mc; 1338 break; 1339 case BODY: 1340 case MESSAGE: 1341 case UPDATED_MESSAGE: 1342 case DELETED_MESSAGE: 1343 case ATTACHMENT: 1344 case MAILBOX: 1345 case ACCOUNT: 1346 case HOSTAUTH: 1347 case POLICY: 1348 case QUICK_RESPONSE: 1349 // Special-case "count of accounts"; it's common and we always know it 1350 if (match == ACCOUNT && Arrays.equals(projection, EmailContent.COUNT_COLUMNS) && 1351 selection == null && limit.equals("1")) { 1352 int accountCount = mMailboxTypeMap.size(); 1353 // In the rare case there are MAX_CACHED_ACCOUNTS or more, we can't do this 1354 if (accountCount < MAX_CACHED_ACCOUNTS) { 1355 mc = new MatrixCursor(projection, 1); 1356 mc.addRow(new Object[] {accountCount}); 1357 c = mc; 1358 break; 1359 } 1360 } 1361 c = db.query(tableName, projection, 1362 selection, selectionArgs, null, null, sortOrder, limit); 1363 break; 1364 case BODY_ID: 1365 case MESSAGE_ID: 1366 case DELETED_MESSAGE_ID: 1367 case UPDATED_MESSAGE_ID: 1368 case ATTACHMENT_ID: 1369 case MAILBOX_ID: 1370 case ACCOUNT_ID: 1371 case HOSTAUTH_ID: 1372 case POLICY_ID: 1373 case QUICK_RESPONSE_ID: 1374 id = uri.getPathSegments().get(1); 1375 if (cache != null) { 1376 c = cache.getCachedCursor(id, projection); 1377 } 1378 if (c == null) { 1379 CacheToken token = null; 1380 if (cache != null) { 1381 token = cache.getCacheToken(id); 1382 } 1383 c = db.query(tableName, projection, whereWithId(id, selection), 1384 selectionArgs, null, null, sortOrder, limit); 1385 if (cache != null) { 1386 c = cache.putCursor(c, id, projection, token); 1387 } 1388 } 1389 break; 1390 case ATTACHMENTS_MESSAGE_ID: 1391 // All attachments for the given message 1392 id = uri.getPathSegments().get(2); 1393 c = db.query(Attachment.TABLE_NAME, projection, 1394 whereWith(Attachment.MESSAGE_KEY + "=" + id, selection), 1395 selectionArgs, null, null, sortOrder, limit); 1396 break; 1397 case QUICK_RESPONSE_ACCOUNT_ID: 1398 // All quick responses for the given account 1399 id = uri.getPathSegments().get(2); 1400 c = db.query(QuickResponse.TABLE_NAME, projection, 1401 whereWith(QuickResponse.ACCOUNT_KEY + "=" + id, selection), 1402 selectionArgs, null, null, sortOrder); 1403 break; 1404 default: 1405 throw new IllegalArgumentException("Unknown URI " + uri); 1406 } 1407 } catch (SQLiteException e) { 1408 checkDatabases(); 1409 throw e; 1410 } catch (RuntimeException e) { 1411 checkDatabases(); 1412 e.printStackTrace(); 1413 throw e; 1414 } finally { 1415 if (cache != null && c != null && MailActivityEmail.DEBUG) { 1416 cache.recordQueryTime(c, System.nanoTime() - time); 1417 } 1418 if (c == null) { 1419 // This should never happen, but let's be sure to log it... 1420 Log.e(TAG, "Query returning null for uri: " + uri + ", selection: " + selection); 1421 } 1422 } 1423 1424 if ((c != null) && !isTemporary()) { 1425 c.setNotificationUri(getContext().getContentResolver(), uri); 1426 } 1427 return c; 1428 } 1429 1430 private String whereWithId(String id, String selection) { 1431 StringBuilder sb = new StringBuilder(256); 1432 sb.append("_id="); 1433 sb.append(id); 1434 if (selection != null) { 1435 sb.append(" AND ("); 1436 sb.append(selection); 1437 sb.append(')'); 1438 } 1439 return sb.toString(); 1440 } 1441 1442 /** 1443 * Combine a locally-generated selection with a user-provided selection 1444 * 1445 * This introduces risk that the local selection might insert incorrect chars 1446 * into the SQL, so use caution. 1447 * 1448 * @param where locally-generated selection, must not be null 1449 * @param selection user-provided selection, may be null 1450 * @return a single selection string 1451 */ 1452 private String whereWith(String where, String selection) { 1453 if (selection == null) { 1454 return where; 1455 } 1456 StringBuilder sb = new StringBuilder(where); 1457 sb.append(" AND ("); 1458 sb.append(selection); 1459 sb.append(')'); 1460 1461 return sb.toString(); 1462 } 1463 1464 /** 1465 * Restore a HostAuth from a database, given its unique id 1466 * @param db the database 1467 * @param id the unique id (_id) of the row 1468 * @return a fully populated HostAuth or null if the row does not exist 1469 */ 1470 private static HostAuth restoreHostAuth(SQLiteDatabase db, long id) { 1471 Cursor c = db.query(HostAuth.TABLE_NAME, HostAuth.CONTENT_PROJECTION, 1472 HostAuth.RECORD_ID + "=?", new String[] {Long.toString(id)}, null, null, null); 1473 try { 1474 if (c.moveToFirst()) { 1475 HostAuth hostAuth = new HostAuth(); 1476 hostAuth.restore(c); 1477 return hostAuth; 1478 } 1479 return null; 1480 } finally { 1481 c.close(); 1482 } 1483 } 1484 1485 /** 1486 * Copy the Account and HostAuth tables from one database to another 1487 * @param fromDatabase the source database 1488 * @param toDatabase the destination database 1489 * @return the number of accounts copied, or -1 if an error occurred 1490 */ 1491 private static int copyAccountTables(SQLiteDatabase fromDatabase, SQLiteDatabase toDatabase) { 1492 if (fromDatabase == null || toDatabase == null) return -1; 1493 1494 // Lock both databases; for the "from" database, we don't want anyone changing it from 1495 // under us; for the "to" database, we want to make the operation atomic 1496 int copyCount = 0; 1497 fromDatabase.beginTransaction(); 1498 try { 1499 toDatabase.beginTransaction(); 1500 try { 1501 // Delete anything hanging around here 1502 toDatabase.delete(Account.TABLE_NAME, null, null); 1503 toDatabase.delete(HostAuth.TABLE_NAME, null, null); 1504 1505 // Get our account cursor 1506 Cursor c = fromDatabase.query(Account.TABLE_NAME, Account.CONTENT_PROJECTION, 1507 null, null, null, null, null); 1508 if (c == null) return 0; 1509 Log.d(TAG, "fromDatabase accounts: " + c.getCount()); 1510 try { 1511 // Loop through accounts, copying them and associated host auth's 1512 while (c.moveToNext()) { 1513 Account account = new Account(); 1514 account.restore(c); 1515 1516 // Clear security sync key and sync key, as these were specific to the 1517 // state of the account, and we've reset that... 1518 // Clear policy key so that we can re-establish policies from the server 1519 // TODO This is pretty EAS specific, but there's a lot of that around 1520 account.mSecuritySyncKey = null; 1521 account.mSyncKey = null; 1522 account.mPolicyKey = 0; 1523 1524 // Copy host auth's and update foreign keys 1525 HostAuth hostAuth = restoreHostAuth(fromDatabase, 1526 account.mHostAuthKeyRecv); 1527 1528 // The account might have gone away, though very unlikely 1529 if (hostAuth == null) continue; 1530 account.mHostAuthKeyRecv = toDatabase.insert(HostAuth.TABLE_NAME, null, 1531 hostAuth.toContentValues()); 1532 1533 // EAS accounts have no send HostAuth 1534 if (account.mHostAuthKeySend > 0) { 1535 hostAuth = restoreHostAuth(fromDatabase, account.mHostAuthKeySend); 1536 // Belt and suspenders; I can't imagine that this is possible, 1537 // since we checked the validity of the account above, and the 1538 // database is now locked 1539 if (hostAuth == null) continue; 1540 account.mHostAuthKeySend = toDatabase.insert( 1541 HostAuth.TABLE_NAME, null, hostAuth.toContentValues()); 1542 } 1543 1544 // Now, create the account in the "to" database 1545 toDatabase.insert(Account.TABLE_NAME, null, account.toContentValues()); 1546 copyCount++; 1547 } 1548 } finally { 1549 c.close(); 1550 } 1551 1552 // Say it's ok to commit 1553 toDatabase.setTransactionSuccessful(); 1554 } finally { 1555 // STOPSHIP: Remove logging here and in at endTransaction() below 1556 Log.d(TAG, "ending toDatabase transaction; copyCount = " + copyCount); 1557 toDatabase.endTransaction(); 1558 } 1559 } catch (SQLiteException ex) { 1560 Log.w(TAG, "Exception while copying account tables", ex); 1561 copyCount = -1; 1562 } finally { 1563 Log.d(TAG, "ending fromDatabase transaction; copyCount = " + copyCount); 1564 fromDatabase.endTransaction(); 1565 } 1566 return copyCount; 1567 } 1568 1569 private static SQLiteDatabase getBackupDatabase(Context context) { 1570 DBHelper.DatabaseHelper helper = new DBHelper.DatabaseHelper(context, BACKUP_DATABASE_NAME); 1571 return helper.getWritableDatabase(); 1572 } 1573 1574 /** 1575 * Backup account data, returning the number of accounts backed up 1576 */ 1577 private static int backupAccounts(Context context, SQLiteDatabase mainDatabase) { 1578 if (MailActivityEmail.DEBUG) { 1579 Log.d(TAG, "backupAccounts..."); 1580 } 1581 SQLiteDatabase backupDatabase = getBackupDatabase(context); 1582 try { 1583 int numBackedUp = copyAccountTables(mainDatabase, backupDatabase); 1584 if (numBackedUp < 0) { 1585 Log.e(TAG, "Account backup failed!"); 1586 } else if (MailActivityEmail.DEBUG) { 1587 Log.d(TAG, "Backed up " + numBackedUp + " accounts..."); 1588 } 1589 return numBackedUp; 1590 } finally { 1591 if (backupDatabase != null) { 1592 backupDatabase.close(); 1593 } 1594 } 1595 } 1596 1597 /** 1598 * Restore account data, returning the number of accounts restored 1599 */ 1600 private static int restoreAccounts(Context context, SQLiteDatabase mainDatabase) { 1601 if (MailActivityEmail.DEBUG) { 1602 Log.d(TAG, "restoreAccounts..."); 1603 } 1604 SQLiteDatabase backupDatabase = getBackupDatabase(context); 1605 try { 1606 int numRecovered = copyAccountTables(backupDatabase, mainDatabase); 1607 if (numRecovered > 0) { 1608 Log.e(TAG, "Recovered " + numRecovered + " accounts!"); 1609 } else if (numRecovered < 0) { 1610 Log.e(TAG, "Account recovery failed?"); 1611 } else if (MailActivityEmail.DEBUG) { 1612 Log.d(TAG, "No accounts to restore..."); 1613 } 1614 return numRecovered; 1615 } finally { 1616 if (backupDatabase != null) { 1617 backupDatabase.close(); 1618 } 1619 } 1620 } 1621 1622 // select count(*) from (select count(*) as dupes from Mailbox where accountKey=? 1623 // group by serverId) where dupes > 1; 1624 private static final String ACCOUNT_INTEGRITY_SQL = 1625 "select count(*) from (select count(*) as dupes from " + Mailbox.TABLE_NAME + 1626 " where accountKey=? group by " + MailboxColumns.SERVER_ID + ") where dupes > 1"; 1627 1628 @Override 1629 public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { 1630 // Handle this special case the fastest possible way 1631 if (uri == INTEGRITY_CHECK_URI) { 1632 checkDatabases(); 1633 return 0; 1634 } else if (uri == ACCOUNT_BACKUP_URI) { 1635 return backupAccounts(getContext(), getDatabase(getContext())); 1636 } 1637 1638 // Notify all existing cursors, except for ACCOUNT_RESET_NEW_COUNT(_ID) 1639 Uri notificationUri = EmailContent.CONTENT_URI; 1640 1641 int match = findMatch(uri, "update"); 1642 Context context = getContext(); 1643 ContentResolver resolver = context.getContentResolver(); 1644 // See the comment at delete(), above 1645 SQLiteDatabase db = getDatabase(context); 1646 int table = match >> BASE_SHIFT; 1647 int result; 1648 1649 // We do NOT allow setting of unreadCount/messageCount via the provider 1650 // These columns are maintained via triggers 1651 if (match == MAILBOX_ID || match == MAILBOX) { 1652 values.remove(MailboxColumns.UNREAD_COUNT); 1653 values.remove(MailboxColumns.MESSAGE_COUNT); 1654 } 1655 1656 ContentCache cache = mContentCaches[table]; 1657 String tableName = TABLE_NAMES[table]; 1658 String id = "0"; 1659 1660 try { 1661outer: 1662 switch (match) { 1663 case ACCOUNT_PICK_TRASH_FOLDER: 1664 return pickTrashFolder(uri); 1665 case ACCOUNT_PICK_SENT_FOLDER: 1666 return pickSentFolder(uri); 1667 case UI_FOLDER: 1668 return uiUpdateFolder(uri, values); 1669 case UI_RECENT_FOLDERS: 1670 return uiUpdateRecentFolders(uri, values); 1671 case UI_DEFAULT_RECENT_FOLDERS: 1672 return uiPopulateRecentFolders(uri); 1673 case UI_ATTACHMENT: 1674 return uiUpdateAttachment(uri, values); 1675 case UI_UPDATEDRAFT: 1676 return uiUpdateDraft(uri, values); 1677 case UI_SENDDRAFT: 1678 return uiSendDraft(uri, values); 1679 case UI_MESSAGE: 1680 return uiUpdateMessage(uri, values); 1681 case ACCOUNT_CHECK: 1682 id = uri.getLastPathSegment(); 1683 // With any error, return 1 (a failure) 1684 int res = 1; 1685 Cursor ic = null; 1686 try { 1687 ic = db.rawQuery(ACCOUNT_INTEGRITY_SQL, new String[] {id}); 1688 if (ic.moveToFirst()) { 1689 res = ic.getInt(0); 1690 } 1691 } finally { 1692 if (ic != null) { 1693 ic.close(); 1694 } 1695 } 1696 // Count of duplicated mailboxes 1697 return res; 1698 case MAILBOX_ID_ADD_TO_FIELD: 1699 case ACCOUNT_ID_ADD_TO_FIELD: 1700 id = uri.getPathSegments().get(1); 1701 String field = values.getAsString(EmailContent.FIELD_COLUMN_NAME); 1702 Long add = values.getAsLong(EmailContent.ADD_COLUMN_NAME); 1703 if (field == null || add == null) { 1704 throw new IllegalArgumentException("No field/add specified " + uri); 1705 } 1706 ContentValues actualValues = new ContentValues(); 1707 if (cache != null) { 1708 cache.lock(id); 1709 } 1710 try { 1711 db.beginTransaction(); 1712 try { 1713 Cursor c = db.query(tableName, 1714 new String[] {EmailContent.RECORD_ID, field}, 1715 whereWithId(id, selection), 1716 selectionArgs, null, null, null); 1717 try { 1718 result = 0; 1719 String[] bind = new String[1]; 1720 if (c.moveToNext()) { 1721 bind[0] = c.getString(0); // _id 1722 long value = c.getLong(1) + add; 1723 actualValues.put(field, value); 1724 result = db.update(tableName, actualValues, ID_EQUALS, bind); 1725 } 1726 db.setTransactionSuccessful(); 1727 } finally { 1728 c.close(); 1729 } 1730 } finally { 1731 db.endTransaction(); 1732 } 1733 } finally { 1734 if (cache != null) { 1735 cache.unlock(id, actualValues); 1736 } 1737 } 1738 break; 1739 case MESSAGE_SELECTION: 1740 Cursor findCursor = db.query(tableName, Message.ID_COLUMN_PROJECTION, selection, 1741 selectionArgs, null, null, null); 1742 try { 1743 if (findCursor.moveToFirst()) { 1744 return update(ContentUris.withAppendedId( 1745 Message.CONTENT_URI, 1746 findCursor.getLong(Message.ID_COLUMNS_ID_COLUMN)), 1747 values, null, null); 1748 } else { 1749 return 0; 1750 } 1751 } finally { 1752 findCursor.close(); 1753 } 1754 case SYNCED_MESSAGE_ID: 1755 case UPDATED_MESSAGE_ID: 1756 case MESSAGE_ID: 1757 case BODY_ID: 1758 case ATTACHMENT_ID: 1759 case MAILBOX_ID: 1760 case ACCOUNT_ID: 1761 case HOSTAUTH_ID: 1762 case QUICK_RESPONSE_ID: 1763 case POLICY_ID: 1764 id = uri.getPathSegments().get(1); 1765 if (cache != null) { 1766 cache.lock(id); 1767 } 1768 try { 1769 if (match == SYNCED_MESSAGE_ID) { 1770 // For synced messages, first copy the old message to the updated table 1771 // Note the insert or ignore semantics, guaranteeing that only the first 1772 // update will be reflected in the updated message table; therefore this 1773 // row will always have the "original" data 1774 db.execSQL(UPDATED_MESSAGE_INSERT + id); 1775 } else if (match == MESSAGE_ID) { 1776 db.execSQL(UPDATED_MESSAGE_DELETE + id); 1777 } 1778 result = db.update(tableName, values, whereWithId(id, selection), 1779 selectionArgs); 1780 } catch (SQLiteException e) { 1781 // Null out values (so they aren't cached) and re-throw 1782 values = null; 1783 throw e; 1784 } finally { 1785 if (cache != null) { 1786 cache.unlock(id, values); 1787 } 1788 } 1789 if (match == MESSAGE_ID || match == SYNCED_MESSAGE_ID) { 1790 if (!uri.getBooleanQueryParameter(IS_UIPROVIDER, false)) { 1791 notifyUIConversation(uri); 1792 } 1793 } else if (match == ATTACHMENT_ID) { 1794 long attId = Integer.parseInt(id); 1795 if (values.containsKey(Attachment.FLAGS)) { 1796 int flags = values.getAsInteger(Attachment.FLAGS); 1797 mAttachmentService.attachmentChanged(context, attId, flags); 1798 } 1799 // Notify UI if necessary; there are only two columns we can change that 1800 // would be worth a notification 1801 if (values.containsKey(AttachmentColumns.UI_STATE) || 1802 values.containsKey(AttachmentColumns.UI_DOWNLOADED_SIZE)) { 1803 // Notify on individual attachment 1804 notifyUI(UIPROVIDER_ATTACHMENT_NOTIFIER, id); 1805 Attachment att = Attachment.restoreAttachmentWithId(context, attId); 1806 if (att != null) { 1807 // And on owning Message 1808 notifyUI(UIPROVIDER_ATTACHMENTS_NOTIFIER, att.mMessageKey); 1809 } 1810 } 1811 } else if (match == MAILBOX_ID && values.containsKey(Mailbox.UI_SYNC_STATUS)) { 1812 notifyUI(UIPROVIDER_FOLDER_NOTIFIER, id); 1813 } else if (match == ACCOUNT_ID) { 1814 // Notify individual account and "all accounts" 1815 notifyUI(UIPROVIDER_ACCOUNT_NOTIFIER, id); 1816 resolver.notifyChange(UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null); 1817 } 1818 break; 1819 case BODY: 1820 case MESSAGE: 1821 case UPDATED_MESSAGE: 1822 case ATTACHMENT: 1823 case MAILBOX: 1824 case ACCOUNT: 1825 case HOSTAUTH: 1826 case POLICY: 1827 switch(match) { 1828 // To avoid invalidating the cache on updates, we execute them one at a 1829 // time using the XXX_ID uri; these are all executed atomically 1830 case ACCOUNT: 1831 case MAILBOX: 1832 case HOSTAUTH: 1833 case POLICY: 1834 Cursor c = db.query(tableName, EmailContent.ID_PROJECTION, 1835 selection, selectionArgs, null, null, null); 1836 db.beginTransaction(); 1837 result = 0; 1838 try { 1839 while (c.moveToNext()) { 1840 update(ContentUris.withAppendedId( 1841 uri, c.getLong(EmailContent.ID_PROJECTION_COLUMN)), 1842 values, null, null); 1843 result++; 1844 } 1845 db.setTransactionSuccessful(); 1846 } finally { 1847 db.endTransaction(); 1848 c.close(); 1849 } 1850 break outer; 1851 // Any cached table other than those above should be invalidated here 1852 case MESSAGE: 1853 // If we're doing some generic update, the whole cache needs to be 1854 // invalidated. This case should be quite rare 1855 cache.invalidate("Update", uri, selection); 1856 //$FALL-THROUGH$ 1857 default: 1858 result = db.update(tableName, values, selection, selectionArgs); 1859 break outer; 1860 } 1861 case ACCOUNT_RESET_NEW_COUNT_ID: 1862 id = uri.getPathSegments().get(1); 1863 if (cache != null) { 1864 cache.lock(id); 1865 } 1866 ContentValues newMessageCount = CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT; 1867 if (values != null) { 1868 Long set = values.getAsLong(EmailContent.SET_COLUMN_NAME); 1869 if (set != null) { 1870 newMessageCount = new ContentValues(); 1871 newMessageCount.put(Account.NEW_MESSAGE_COUNT, set); 1872 } 1873 } 1874 try { 1875 result = db.update(tableName, newMessageCount, 1876 whereWithId(id, selection), selectionArgs); 1877 } finally { 1878 if (cache != null) { 1879 cache.unlock(id, values); 1880 } 1881 } 1882 notificationUri = Account.CONTENT_URI; // Only notify account cursors. 1883 break; 1884 case ACCOUNT_RESET_NEW_COUNT: 1885 result = db.update(tableName, CONTENT_VALUES_RESET_NEW_MESSAGE_COUNT, 1886 selection, selectionArgs); 1887 // Affects all accounts. Just invalidate all account cache. 1888 cache.invalidate("Reset all new counts", null, null); 1889 notificationUri = Account.CONTENT_URI; // Only notify account cursors. 1890 break; 1891 default: 1892 throw new IllegalArgumentException("Unknown URI " + uri); 1893 } 1894 } catch (SQLiteException e) { 1895 checkDatabases(); 1896 throw e; 1897 } 1898 1899 // Notify all notifier cursors 1900 sendNotifierChange(getBaseNotificationUri(match), NOTIFICATION_OP_UPDATE, id); 1901 1902 resolver.notifyChange(notificationUri, null); 1903 return result; 1904 } 1905 1906 /** 1907 * Returns the base notification URI for the given content type. 1908 * 1909 * @param match The type of content that was modified. 1910 */ 1911 private Uri getBaseNotificationUri(int match) { 1912 Uri baseUri = null; 1913 switch (match) { 1914 case MESSAGE: 1915 case MESSAGE_ID: 1916 case SYNCED_MESSAGE_ID: 1917 baseUri = Message.NOTIFIER_URI; 1918 break; 1919 case ACCOUNT: 1920 case ACCOUNT_ID: 1921 baseUri = Account.NOTIFIER_URI; 1922 break; 1923 } 1924 return baseUri; 1925 } 1926 1927 /** 1928 * Sends a change notification to any cursors observers of the given base URI. The final 1929 * notification URI is dynamically built to contain the specified information. It will be 1930 * of the format <<baseURI>>/<<op>>/<<id>>; where <<op>> and <<id>> are optional depending 1931 * upon the given values. 1932 * NOTE: If <<op>> is specified, notifications for <<baseURI>>/<<id>> will NOT be invoked. 1933 * If this is necessary, it can be added. However, due to the implementation of 1934 * {@link ContentObserver}, observers of <<baseURI>> will receive multiple notifications. 1935 * 1936 * @param baseUri The base URI to send notifications to. Must be able to take appended IDs. 1937 * @param op Optional operation to be appended to the URI. 1938 * @param id If a positive value, the ID to append to the base URI. Otherwise, no ID will be 1939 * appended to the base URI. 1940 */ 1941 private void sendNotifierChange(Uri baseUri, String op, String id) { 1942 if (baseUri == null) return; 1943 1944 final ContentResolver resolver = getContext().getContentResolver(); 1945 1946 // Append the operation, if specified 1947 if (op != null) { 1948 baseUri = baseUri.buildUpon().appendEncodedPath(op).build(); 1949 } 1950 1951 long longId = 0L; 1952 try { 1953 longId = Long.valueOf(id); 1954 } catch (NumberFormatException ignore) {} 1955 if (longId > 0) { 1956 resolver.notifyChange(ContentUris.withAppendedId(baseUri, longId), null); 1957 } else { 1958 resolver.notifyChange(baseUri, null); 1959 } 1960 1961 // We want to send the message list changed notification if baseUri is Message.NOTIFIER_URI. 1962 if (baseUri.equals(Message.NOTIFIER_URI)) { 1963 sendMessageListDataChangedNotification(); 1964 } 1965 } 1966 1967 private void sendMessageListDataChangedNotification() { 1968 final Context context = getContext(); 1969 final Intent intent = new Intent(ACTION_NOTIFY_MESSAGE_LIST_DATASET_CHANGED); 1970 // Ideally this intent would contain information about which account changed, to limit the 1971 // updates to that particular account. Unfortunately, that information is not available in 1972 // sendNotifierChange(). 1973 context.sendBroadcast(intent); 1974 } 1975 1976 @Override 1977 public ContentProviderResult[] applyBatch(ArrayList<ContentProviderOperation> operations) 1978 throws OperationApplicationException { 1979 Context context = getContext(); 1980 SQLiteDatabase db = getDatabase(context); 1981 db.beginTransaction(); 1982 try { 1983 ContentProviderResult[] results = super.applyBatch(operations); 1984 db.setTransactionSuccessful(); 1985 return results; 1986 } finally { 1987 db.endTransaction(); 1988 } 1989 } 1990 1991 /** 1992 * For testing purposes, check whether a given row is cached 1993 * @param baseUri the base uri of the EmailContent 1994 * @param id the row id of the EmailContent 1995 * @return whether or not the row is currently cached 1996 */ 1997 @VisibleForTesting 1998 protected boolean isCached(Uri baseUri, long id) { 1999 int match = findMatch(baseUri, "isCached"); 2000 int table = match >> BASE_SHIFT; 2001 ContentCache cache = mContentCaches[table]; 2002 if (cache == null) return false; 2003 Cursor cc = cache.get(Long.toString(id)); 2004 return (cc != null); 2005 } 2006 2007 public static interface AttachmentService { 2008 /** 2009 * Notify the service that an attachment has changed. 2010 */ 2011 void attachmentChanged(Context context, long id, int flags); 2012 } 2013 2014 private final AttachmentService DEFAULT_ATTACHMENT_SERVICE = new AttachmentService() { 2015 @Override 2016 public void attachmentChanged(Context context, long id, int flags) { 2017 // The default implementation delegates to the real service. 2018 AttachmentDownloadService.attachmentChanged(context, id, flags); 2019 } 2020 }; 2021 private AttachmentService mAttachmentService = DEFAULT_ATTACHMENT_SERVICE; 2022 2023 /** 2024 * Injects a custom attachment service handler. If null is specified, will reset to the 2025 * default service. 2026 */ 2027 public void injectAttachmentService(AttachmentService as) { 2028 mAttachmentService = (as == null) ? DEFAULT_ATTACHMENT_SERVICE : as; 2029 } 2030 2031 // SELECT DISTINCT Boxes._id, Boxes.unreadCount count(Message._id) from Message, 2032 // (SELECT _id, unreadCount, messageCount, lastNotifiedMessageCount, lastNotifiedMessageKey 2033 // FROM Mailbox WHERE accountKey=6 AND ((type = 0) OR (syncInterval!=0 AND syncInterval!=-1))) 2034 // AS Boxes 2035 // WHERE Boxes.messageCount!=Boxes.lastNotifiedMessageCount 2036 // OR (Boxes._id=Message.mailboxKey AND Message._id>Boxes.lastNotifiedMessageKey) 2037 // TODO: This query can be simplified a bit 2038 private static final String NOTIFICATION_QUERY = 2039 "SELECT DISTINCT Boxes." + MailboxColumns.ID + ", Boxes." + MailboxColumns.UNREAD_COUNT + 2040 ", count(" + Message.TABLE_NAME + "." + MessageColumns.ID + ")" + 2041 " FROM " + 2042 Message.TABLE_NAME + "," + 2043 "(SELECT " + MailboxColumns.ID + "," + MailboxColumns.UNREAD_COUNT + "," + 2044 MailboxColumns.MESSAGE_COUNT + "," + MailboxColumns.LAST_NOTIFIED_MESSAGE_COUNT + 2045 "," + MailboxColumns.LAST_NOTIFIED_MESSAGE_KEY + " FROM " + Mailbox.TABLE_NAME + 2046 " WHERE " + MailboxColumns.ACCOUNT_KEY + "=?" + 2047 " AND (" + MailboxColumns.TYPE + "=" + Mailbox.TYPE_INBOX + " OR (" 2048 + MailboxColumns.SYNC_INTERVAL + "!=0 AND " + 2049 MailboxColumns.SYNC_INTERVAL + "!=-1))) AS Boxes " + 2050 "WHERE Boxes." + MailboxColumns.ID + '=' + Message.TABLE_NAME + "." + 2051 MessageColumns.MAILBOX_KEY + " AND " + Message.TABLE_NAME + "." + 2052 MessageColumns.ID + ">Boxes." + MailboxColumns.LAST_NOTIFIED_MESSAGE_KEY + 2053 " AND " + MessageColumns.FLAG_READ + "=0 AND " + MessageColumns.TIMESTAMP + "!=0"; 2054 2055 public Cursor notificationQuery(Uri uri) { 2056 SQLiteDatabase db = getDatabase(getContext()); 2057 String accountId = uri.getLastPathSegment(); 2058 return db.rawQuery(NOTIFICATION_QUERY, new String[] {accountId}); 2059 } 2060 2061 public Cursor mostRecentMessageQuery(Uri uri) { 2062 SQLiteDatabase db = getDatabase(getContext()); 2063 String mailboxId = uri.getLastPathSegment(); 2064 return db.rawQuery("select max(_id) from Message where mailboxKey=?", 2065 new String[] {mailboxId}); 2066 } 2067 2068 /** 2069 * Support for UnifiedEmail below 2070 */ 2071 2072 private static final String NOT_A_DRAFT_STRING = 2073 Integer.toString(UIProvider.DraftType.NOT_A_DRAFT); 2074 2075 private static final String CONVERSATION_FLAGS = 2076 "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_INCOMING_MEETING_INVITE + 2077 ") !=0 THEN " + UIProvider.ConversationFlags.CALENDAR_INVITE + 2078 " ELSE 0 END + " + 2079 "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_FORWARDED + 2080 ") !=0 THEN " + UIProvider.ConversationFlags.FORWARDED + 2081 " ELSE 0 END + " + 2082 "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_REPLIED_TO + 2083 ") !=0 THEN " + UIProvider.ConversationFlags.REPLIED + 2084 " ELSE 0 END"; 2085 2086 /** 2087 * Array of pre-defined account colors (legacy colors from old email app) 2088 */ 2089 private static final int[] ACCOUNT_COLORS = new int[] { 2090 0xff71aea7, 0xff621919, 0xff18462f, 0xffbf8e52, 0xff001f79, 2091 0xffa8afc2, 0xff6b64c4, 0xff738359, 0xff9d50a4 2092 }; 2093 2094 private static final String CONVERSATION_COLOR = 2095 "@CASE (" + MessageColumns.ACCOUNT_KEY + " - 1) % " + ACCOUNT_COLORS.length + 2096 " WHEN 0 THEN " + ACCOUNT_COLORS[0] + 2097 " WHEN 1 THEN " + ACCOUNT_COLORS[1] + 2098 " WHEN 2 THEN " + ACCOUNT_COLORS[2] + 2099 " WHEN 3 THEN " + ACCOUNT_COLORS[3] + 2100 " WHEN 4 THEN " + ACCOUNT_COLORS[4] + 2101 " WHEN 5 THEN " + ACCOUNT_COLORS[5] + 2102 " WHEN 6 THEN " + ACCOUNT_COLORS[6] + 2103 " WHEN 7 THEN " + ACCOUNT_COLORS[7] + 2104 " WHEN 8 THEN " + ACCOUNT_COLORS[8] + 2105 " END"; 2106 2107 private static final String ACCOUNT_COLOR = 2108 "@CASE (" + AccountColumns.ID + " - 1) % " + ACCOUNT_COLORS.length + 2109 " WHEN 0 THEN " + ACCOUNT_COLORS[0] + 2110 " WHEN 1 THEN " + ACCOUNT_COLORS[1] + 2111 " WHEN 2 THEN " + ACCOUNT_COLORS[2] + 2112 " WHEN 3 THEN " + ACCOUNT_COLORS[3] + 2113 " WHEN 4 THEN " + ACCOUNT_COLORS[4] + 2114 " WHEN 5 THEN " + ACCOUNT_COLORS[5] + 2115 " WHEN 6 THEN " + ACCOUNT_COLORS[6] + 2116 " WHEN 7 THEN " + ACCOUNT_COLORS[7] + 2117 " WHEN 8 THEN " + ACCOUNT_COLORS[8] + 2118 " END"; 2119 /** 2120 * Mapping of UIProvider columns to EmailProvider columns for the message list (called the 2121 * conversation list in UnifiedEmail) 2122 */ 2123 private static final ProjectionMap sMessageListMap = ProjectionMap.builder() 2124 .add(BaseColumns._ID, MessageColumns.ID) 2125 .add(UIProvider.ConversationColumns.URI, uriWithId("uimessage")) 2126 .add(UIProvider.ConversationColumns.MESSAGE_LIST_URI, uriWithId("uimessage")) 2127 .add(UIProvider.ConversationColumns.SUBJECT, MessageColumns.SUBJECT) 2128 .add(UIProvider.ConversationColumns.SNIPPET, MessageColumns.SNIPPET) 2129 .add(UIProvider.ConversationColumns.CONVERSATION_INFO, null) 2130 .add(UIProvider.ConversationColumns.DATE_RECEIVED_MS, MessageColumns.TIMESTAMP) 2131 .add(UIProvider.ConversationColumns.HAS_ATTACHMENTS, MessageColumns.FLAG_ATTACHMENT) 2132 .add(UIProvider.ConversationColumns.NUM_MESSAGES, "1") 2133 .add(UIProvider.ConversationColumns.NUM_DRAFTS, "0") 2134 .add(UIProvider.ConversationColumns.SENDING_STATE, 2135 Integer.toString(ConversationSendingState.OTHER)) 2136 .add(UIProvider.ConversationColumns.PRIORITY, Integer.toString(ConversationPriority.LOW)) 2137 .add(UIProvider.ConversationColumns.READ, MessageColumns.FLAG_READ) 2138 .add(UIProvider.ConversationColumns.STARRED, MessageColumns.FLAG_FAVORITE) 2139 .add(UIProvider.ConversationColumns.FLAGS, CONVERSATION_FLAGS) 2140 .add(UIProvider.ConversationColumns.ACCOUNT_URI, 2141 "'content://" + EmailContent.AUTHORITY + "/uiaccount/' || " 2142 + MessageColumns.ACCOUNT_KEY) 2143 .add(UIProvider.ConversationColumns.SENDER_INFO, MessageColumns.FROM_LIST) 2144 .build(); 2145 2146 /** 2147 * Generate UIProvider draft type; note the test for "reply all" must come before "reply" 2148 */ 2149 private static final String MESSAGE_DRAFT_TYPE = 2150 "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_TYPE_ORIGINAL + 2151 ") !=0 THEN " + UIProvider.DraftType.COMPOSE + 2152 " WHEN (" + MessageColumns.FLAGS + "&" + (1<<20) + 2153 ") !=0 THEN " + UIProvider.DraftType.REPLY_ALL + 2154 " WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_TYPE_REPLY + 2155 ") !=0 THEN " + UIProvider.DraftType.REPLY + 2156 " WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_TYPE_FORWARD + 2157 ") !=0 THEN " + UIProvider.DraftType.FORWARD + 2158 " ELSE " + UIProvider.DraftType.NOT_A_DRAFT + " END"; 2159 2160 private static final String MESSAGE_FLAGS = 2161 "CASE WHEN (" + MessageColumns.FLAGS + "&" + Message.FLAG_INCOMING_MEETING_INVITE + 2162 ") !=0 THEN " + UIProvider.MessageFlags.CALENDAR_INVITE + 2163 " ELSE 0 END"; 2164 2165 /** 2166 * Mapping of UIProvider columns to EmailProvider columns for a detailed message view in 2167 * UnifiedEmail 2168 */ 2169 private static final ProjectionMap sMessageViewMap = ProjectionMap.builder() 2170 .add(BaseColumns._ID, Message.TABLE_NAME + "." + EmailContent.MessageColumns.ID) 2171 .add(UIProvider.MessageColumns.SERVER_ID, SyncColumns.SERVER_ID) 2172 .add(UIProvider.MessageColumns.URI, uriWithFQId("uimessage", Message.TABLE_NAME)) 2173 .add(UIProvider.MessageColumns.CONVERSATION_ID, 2174 uriWithFQId("uimessage", Message.TABLE_NAME)) 2175 .add(UIProvider.MessageColumns.SUBJECT, EmailContent.MessageColumns.SUBJECT) 2176 .add(UIProvider.MessageColumns.SNIPPET, EmailContent.MessageColumns.SNIPPET) 2177 .add(UIProvider.MessageColumns.FROM, EmailContent.MessageColumns.FROM_LIST) 2178 .add(UIProvider.MessageColumns.TO, EmailContent.MessageColumns.TO_LIST) 2179 .add(UIProvider.MessageColumns.CC, EmailContent.MessageColumns.CC_LIST) 2180 .add(UIProvider.MessageColumns.BCC, EmailContent.MessageColumns.BCC_LIST) 2181 .add(UIProvider.MessageColumns.REPLY_TO, EmailContent.MessageColumns.REPLY_TO_LIST) 2182 .add(UIProvider.MessageColumns.DATE_RECEIVED_MS, EmailContent.MessageColumns.TIMESTAMP) 2183 .add(UIProvider.MessageColumns.BODY_HTML, Body.HTML_CONTENT) 2184 .add(UIProvider.MessageColumns.BODY_TEXT, Body.TEXT_CONTENT) 2185 .add(UIProvider.MessageColumns.REF_MESSAGE_ID, "0") 2186 .add(UIProvider.MessageColumns.DRAFT_TYPE, NOT_A_DRAFT_STRING) 2187 .add(UIProvider.MessageColumns.APPEND_REF_MESSAGE_CONTENT, "0") 2188 .add(UIProvider.MessageColumns.HAS_ATTACHMENTS, EmailContent.MessageColumns.FLAG_ATTACHMENT) 2189 .add(UIProvider.MessageColumns.ATTACHMENT_LIST_URI, 2190 uriWithFQId("uiattachments", Message.TABLE_NAME)) 2191 .add(UIProvider.MessageColumns.MESSAGE_FLAGS, MESSAGE_FLAGS) 2192 .add(UIProvider.MessageColumns.SAVE_MESSAGE_URI, 2193 uriWithFQId("uiupdatedraft", Message.TABLE_NAME)) 2194 .add(UIProvider.MessageColumns.SEND_MESSAGE_URI, 2195 uriWithFQId("uisenddraft", Message.TABLE_NAME)) 2196 .add(UIProvider.MessageColumns.DRAFT_TYPE, MESSAGE_DRAFT_TYPE) 2197 .add(UIProvider.MessageColumns.MESSAGE_ACCOUNT_URI, 2198 uriWithColumn("account", MessageColumns.ACCOUNT_KEY)) 2199 .add(UIProvider.MessageColumns.STARRED, EmailContent.MessageColumns.FLAG_FAVORITE) 2200 .add(UIProvider.MessageColumns.READ, EmailContent.MessageColumns.FLAG_READ) 2201 .add(UIProvider.MessageColumns.SPAM_WARNING_STRING, null) 2202 .add(UIProvider.MessageColumns.SPAM_WARNING_LEVEL, 2203 Integer.toString(UIProvider.SpamWarningLevel.NO_WARNING)) 2204 .add(UIProvider.MessageColumns.SPAM_WARNING_LINK_TYPE, 2205 Integer.toString(UIProvider.SpamWarningLinkType.NO_LINK)) 2206 .add(UIProvider.MessageColumns.VIA_DOMAIN, null) 2207 .build(); 2208 2209 /** 2210 * Generate UIProvider folder capabilities from mailbox flags 2211 */ 2212 private static final String FOLDER_CAPABILITIES = 2213 "CASE WHEN (" + MailboxColumns.FLAGS + "&" + Mailbox.FLAG_ACCEPTS_MOVED_MAIL + 2214 ") !=0 THEN " + UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES + 2215 " ELSE 0 END"; 2216 2217 /** 2218 * Convert EmailProvider type to UIProvider type 2219 */ 2220 private static final String FOLDER_TYPE = "CASE " + MailboxColumns.TYPE 2221 + " WHEN " + Mailbox.TYPE_INBOX + " THEN " + UIProvider.FolderType.INBOX 2222 + " WHEN " + Mailbox.TYPE_DRAFTS + " THEN " + UIProvider.FolderType.DRAFT 2223 + " WHEN " + Mailbox.TYPE_OUTBOX + " THEN " + UIProvider.FolderType.OUTBOX 2224 + " WHEN " + Mailbox.TYPE_SENT + " THEN " + UIProvider.FolderType.SENT 2225 + " WHEN " + Mailbox.TYPE_TRASH + " THEN " + UIProvider.FolderType.TRASH 2226 + " WHEN " + Mailbox.TYPE_JUNK + " THEN " + UIProvider.FolderType.SPAM 2227 + " WHEN " + Mailbox.TYPE_STARRED + " THEN " + UIProvider.FolderType.STARRED 2228 + " ELSE " + UIProvider.FolderType.DEFAULT + " END"; 2229 2230 private static final String FOLDER_ICON = "CASE " + MailboxColumns.TYPE 2231 + " WHEN " + Mailbox.TYPE_INBOX + " THEN " + R.drawable.ic_folder_inbox_holo_light 2232 + " WHEN " + Mailbox.TYPE_DRAFTS + " THEN " + R.drawable.ic_folder_drafts_holo_light 2233 + " WHEN " + Mailbox.TYPE_OUTBOX + " THEN " + R.drawable.ic_folder_outbox_holo_light 2234 + " WHEN " + Mailbox.TYPE_SENT + " THEN " + R.drawable.ic_folder_sent_holo_light 2235 + " WHEN " + Mailbox.TYPE_STARRED + " THEN " + R.drawable.ic_menu_star_holo_light 2236 + " ELSE -1 END"; 2237 2238 private static final ProjectionMap sFolderListMap = ProjectionMap.builder() 2239 .add(BaseColumns._ID, MailboxColumns.ID) 2240 .add(UIProvider.FolderColumns.URI, uriWithId("uifolder")) 2241 .add(UIProvider.FolderColumns.NAME, "displayName") 2242 .add(UIProvider.FolderColumns.HAS_CHILDREN, 2243 MailboxColumns.FLAGS + "&" + Mailbox.FLAG_HAS_CHILDREN) 2244 .add(UIProvider.FolderColumns.CAPABILITIES, FOLDER_CAPABILITIES) 2245 .add(UIProvider.FolderColumns.SYNC_WINDOW, "3") 2246 .add(UIProvider.FolderColumns.CONVERSATION_LIST_URI, uriWithId("uimessages")) 2247 .add(UIProvider.FolderColumns.CHILD_FOLDERS_LIST_URI, uriWithId("uisubfolders")) 2248 .add(UIProvider.FolderColumns.UNREAD_COUNT, MailboxColumns.UNREAD_COUNT) 2249 .add(UIProvider.FolderColumns.TOTAL_COUNT, MailboxColumns.MESSAGE_COUNT) 2250 .add(UIProvider.FolderColumns.REFRESH_URI, uriWithId("uirefresh")) 2251 .add(UIProvider.FolderColumns.SYNC_STATUS, MailboxColumns.UI_SYNC_STATUS) 2252 .add(UIProvider.FolderColumns.LAST_SYNC_RESULT, MailboxColumns.UI_LAST_SYNC_RESULT) 2253 .add(UIProvider.FolderColumns.TYPE, FOLDER_TYPE) 2254 .add(UIProvider.FolderColumns.ICON_RES_ID, FOLDER_ICON) 2255 .add(UIProvider.FolderColumns.HIERARCHICAL_DESC, MailboxColumns.HIERARCHICAL_NAME) 2256 .build(); 2257 2258 private static final ProjectionMap sAccountListMap = ProjectionMap.builder() 2259 .add(BaseColumns._ID, AccountColumns.ID) 2260 .add(UIProvider.AccountColumns.FOLDER_LIST_URI, uriWithId("uifolders")) 2261 .add(UIProvider.AccountColumns.FULL_FOLDER_LIST_URI, uriWithId("uiallfolders")) 2262 .add(UIProvider.AccountColumns.NAME, AccountColumns.DISPLAY_NAME) 2263 .add(UIProvider.AccountColumns.SAVE_DRAFT_URI, uriWithId("uisavedraft")) 2264 .add(UIProvider.AccountColumns.SEND_MAIL_URI, uriWithId("uisendmail")) 2265 .add(UIProvider.AccountColumns.UNDO_URI, 2266 ("'content://" + UIProvider.AUTHORITY + "/uiundo'")) 2267 .add(UIProvider.AccountColumns.URI, uriWithId("uiaccount")) 2268 .add(UIProvider.AccountColumns.SEARCH_URI, uriWithId("uisearch")) 2269 // TODO: Is provider version used? 2270 .add(UIProvider.AccountColumns.PROVIDER_VERSION, "1") 2271 .add(UIProvider.AccountColumns.SYNC_STATUS, "0") 2272 .add(UIProvider.AccountColumns.RECENT_FOLDER_LIST_URI, uriWithId("uirecentfolders")) 2273 .add(UIProvider.AccountColumns.DEFAULT_RECENT_FOLDER_LIST_URI, 2274 uriWithId("uidefaultrecentfolders")) 2275 .add(UIProvider.AccountColumns.SettingsColumns.SIGNATURE, AccountColumns.SIGNATURE) 2276 .add(UIProvider.AccountColumns.SettingsColumns.SNAP_HEADERS, 2277 Integer.toString(UIProvider.SnapHeaderValue.ALWAYS)) 2278 .add(UIProvider.AccountColumns.SettingsColumns.REPLY_BEHAVIOR, 2279 Integer.toString(UIProvider.DefaultReplyBehavior.REPLY)) 2280 .add(UIProvider.AccountColumns.SettingsColumns.CONFIRM_ARCHIVE, "0") 2281 .build(); 2282 2283 /** 2284 * The "ORDER BY" clause for top level folders 2285 */ 2286 private static final String MAILBOX_ORDER_BY = "CASE " + MailboxColumns.TYPE 2287 + " WHEN " + Mailbox.TYPE_INBOX + " THEN 0" 2288 + " WHEN " + Mailbox.TYPE_DRAFTS + " THEN 1" 2289 + " WHEN " + Mailbox.TYPE_OUTBOX + " THEN 2" 2290 + " WHEN " + Mailbox.TYPE_SENT + " THEN 3" 2291 + " WHEN " + Mailbox.TYPE_TRASH + " THEN 4" 2292 + " WHEN " + Mailbox.TYPE_JUNK + " THEN 5" 2293 // Other mailboxes (i.e. of Mailbox.TYPE_MAIL) are shown in alphabetical order. 2294 + " ELSE 10 END" 2295 + " ," + MailboxColumns.DISPLAY_NAME + " COLLATE LOCALIZED ASC"; 2296 2297 /** 2298 * Mapping of UIProvider columns to EmailProvider columns for a message's attachments 2299 */ 2300 private static final ProjectionMap sAttachmentMap = ProjectionMap.builder() 2301 .add(UIProvider.AttachmentColumns.NAME, AttachmentColumns.FILENAME) 2302 .add(UIProvider.AttachmentColumns.SIZE, AttachmentColumns.SIZE) 2303 .add(UIProvider.AttachmentColumns.URI, uriWithId("uiattachment")) 2304 .add(UIProvider.AttachmentColumns.CONTENT_TYPE, AttachmentColumns.MIME_TYPE) 2305 .add(UIProvider.AttachmentColumns.STATE, AttachmentColumns.UI_STATE) 2306 .add(UIProvider.AttachmentColumns.DESTINATION, AttachmentColumns.UI_DESTINATION) 2307 .add(UIProvider.AttachmentColumns.DOWNLOADED_SIZE, AttachmentColumns.UI_DOWNLOADED_SIZE) 2308 .add(UIProvider.AttachmentColumns.CONTENT_URI, AttachmentColumns.CONTENT_URI) 2309 .build(); 2310 2311 /** 2312 * Generate the SELECT clause using a specified mapping and the original UI projection 2313 * @param map the ProjectionMap to use for this projection 2314 * @param projection the projection as sent by UnifiedEmail 2315 * @param values ContentValues to be used if the ProjectionMap entry is null 2316 * @return a StringBuilder containing the SELECT expression for a SQLite query 2317 */ 2318 private StringBuilder genSelect(ProjectionMap map, String[] projection) { 2319 return genSelect(map, projection, EMPTY_CONTENT_VALUES); 2320 } 2321 2322 private StringBuilder genSelect(ProjectionMap map, String[] projection, ContentValues values) { 2323 StringBuilder sb = new StringBuilder("SELECT "); 2324 boolean first = true; 2325 for (String column: projection) { 2326 if (first) { 2327 first = false; 2328 } else { 2329 sb.append(','); 2330 } 2331 String val = null; 2332 // First look at values; this is an override of default behavior 2333 if (values.containsKey(column)) { 2334 String value = values.getAsString(column); 2335 if (value.startsWith("@")) { 2336 val = value.substring(1) + " AS " + column; 2337 } else { 2338 val = "'" + values.getAsString(column) + "' AS " + column; 2339 } 2340 } else { 2341 // Now, get the standard value for the column from our projection map 2342 val = map.get(column); 2343 // If we don't have the column, return "NULL AS <column>", and warn 2344 if (val == null) { 2345 val = "NULL AS " + column; 2346 } 2347 } 2348 sb.append(val); 2349 } 2350 return sb; 2351 } 2352 2353 /** 2354 * Convenience method to create a Uri string given the "type" of query; we append the type 2355 * of the query and the id column name (_id) 2356 * 2357 * @param type the "type" of the query, as defined by our UriMatcher definitions 2358 * @return a Uri string 2359 */ 2360 private static String uriWithId(String type) { 2361 return uriWithColumn(type, EmailContent.RECORD_ID); 2362 } 2363 2364 /** 2365 * Convenience method to create a Uri string given the "type" of query; we append the type 2366 * of the query and the passed in column name 2367 * 2368 * @param type the "type" of the query, as defined by our UriMatcher definitions 2369 * @param columnName the column in the table being queried 2370 * @return a Uri string 2371 */ 2372 private static String uriWithColumn(String type, String columnName) { 2373 return "'content://" + EmailContent.AUTHORITY + "/" + type + "/' || " + columnName; 2374 } 2375 2376 /** 2377 * Convenience method to create a Uri string given the "type" of query and the table name to 2378 * which it applies; we append the type of the query and the fully qualified (FQ) id column 2379 * (i.e. including the table name); we need this for join queries where _id would otherwise 2380 * be ambiguous 2381 * 2382 * @param type the "type" of the query, as defined by our UriMatcher definitions 2383 * @param tableName the name of the table whose _id is referred to 2384 * @return a Uri string 2385 */ 2386 private static String uriWithFQId(String type, String tableName) { 2387 return "'content://" + EmailContent.AUTHORITY + "/" + type + "/' || " + tableName + "._id"; 2388 } 2389 2390 // Regex that matches start of img tag. '<(?i)img\s+'. 2391 private static final Pattern IMG_TAG_START_REGEX = Pattern.compile("<(?i)img\\s+"); 2392 2393 /** 2394 * Class that holds the sqlite query and the attachment (JSON) value (which might be null) 2395 */ 2396 private static class MessageQuery { 2397 final String query; 2398 final String attachmentJson; 2399 2400 MessageQuery(String _query, String _attachmentJson) { 2401 query = _query; 2402 attachmentJson = _attachmentJson; 2403 } 2404 } 2405 2406 /** 2407 * Generate the "view message" SQLite query, given a projection from UnifiedEmail 2408 * 2409 * @param uiProjection as passed from UnifiedEmail 2410 * @return the SQLite query to be executed on the EmailProvider database 2411 */ 2412 private MessageQuery genQueryViewMessage(String[] uiProjection, String id) { 2413 Context context = getContext(); 2414 long messageId = Long.parseLong(id); 2415 Message msg = Message.restoreMessageWithId(context, messageId); 2416 ContentValues values = new ContentValues(); 2417 String attachmentJson = null; 2418 if (msg != null) { 2419 Body body = Body.restoreBodyWithMessageId(context, messageId); 2420 if (body != null) { 2421 if (body.mHtmlContent != null) { 2422 if (IMG_TAG_START_REGEX.matcher(body.mHtmlContent).find()) { 2423 values.put(UIProvider.MessageColumns.EMBEDS_EXTERNAL_RESOURCES, 1); 2424 } 2425 } 2426 } 2427 Address[] fromList = Address.unpack(msg.mFrom); 2428 int autoShowImages = 0; 2429 Preferences prefs = Preferences.getPreferences(context); 2430 for (Address sender : fromList) { 2431 String email = sender.getAddress(); 2432 if (prefs.shouldShowImagesFor(email)) { 2433 autoShowImages = 1; 2434 break; 2435 } 2436 } 2437 values.put(UIProvider.MessageColumns.ALWAYS_SHOW_IMAGES, autoShowImages); 2438 // Add attachments... 2439 Attachment[] atts = Attachment.restoreAttachmentsWithMessageId(context, messageId); 2440 if (atts.length > 0) { 2441 ArrayList<com.android.mail.providers.Attachment> uiAtts = 2442 new ArrayList<com.android.mail.providers.Attachment>(); 2443 for (Attachment att : atts) { 2444 if (att.mContentId != null && att.mContentUri != null) { 2445 continue; 2446 } 2447 com.android.mail.providers.Attachment uiAtt = 2448 new com.android.mail.providers.Attachment(); 2449 uiAtt.name = att.mFileName; 2450 uiAtt.contentType = att.mMimeType; 2451 uiAtt.size = (int) att.mSize; 2452 uiAtt.uri = uiUri("uiattachment", att.mId); 2453 uiAtts.add(uiAtt); 2454 } 2455 values.put(UIProvider.MessageColumns.ATTACHMENTS, "@?"); // @ for literal 2456 attachmentJson = com.android.mail.providers.Attachment.toJSONArray(uiAtts); 2457 } 2458 if (msg.mDraftInfo != 0) { 2459 values.put(UIProvider.MessageColumns.APPEND_REF_MESSAGE_CONTENT, 2460 (msg.mDraftInfo & Message.DRAFT_INFO_APPEND_REF_MESSAGE) != 0 ? 1 : 0); 2461 values.put(UIProvider.MessageColumns.QUOTE_START_POS, 2462 msg.mDraftInfo & Message.DRAFT_INFO_QUOTE_POS_MASK); 2463 } 2464 if ((msg.mFlags & Message.FLAG_INCOMING_MEETING_INVITE) != 0) { 2465 values.put(UIProvider.MessageColumns.EVENT_INTENT_URI, 2466 "content://ui.email2.android.com/event/" + msg.mId); 2467 } 2468 } 2469 StringBuilder sb = genSelect(sMessageViewMap, uiProjection, values); 2470 sb.append(" FROM " + Message.TABLE_NAME + "," + Body.TABLE_NAME + " WHERE " + 2471 Body.MESSAGE_KEY + "=" + Message.TABLE_NAME + "." + Message.RECORD_ID + " AND " + 2472 Message.TABLE_NAME + "." + Message.RECORD_ID + "=?"); 2473 String sql = sb.toString(); 2474 return new MessageQuery(sql, attachmentJson); 2475 } 2476 2477 /** 2478 * Generate the "message list" SQLite query, given a projection from UnifiedEmail 2479 * 2480 * @param uiProjection as passed from UnifiedEmail 2481 * @return the SQLite query to be executed on the EmailProvider database 2482 */ 2483 private String genQueryMailboxMessages(String[] uiProjection) { 2484 StringBuilder sb = genSelect(sMessageListMap, uiProjection); 2485 sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + Message.MAILBOX_KEY + "=? ORDER BY " + 2486 MessageColumns.TIMESTAMP + " DESC"); 2487 return sb.toString(); 2488 } 2489 2490 /** 2491 * Generate various virtual mailbox SQLite queries, given a projection from UnifiedEmail 2492 * 2493 * @param uiProjection as passed from UnifiedEmail 2494 * @param id the id of the virtual mailbox 2495 * @return the SQLite query to be executed on the EmailProvider database 2496 */ 2497 private Cursor getVirtualMailboxMessagesCursor(SQLiteDatabase db, String[] uiProjection, 2498 long mailboxId) { 2499 ContentValues values = new ContentValues(); 2500 values.put(UIProvider.ConversationColumns.COLOR, CONVERSATION_COLOR); 2501 StringBuilder sb = genSelect(sMessageListMap, uiProjection, values); 2502 if (isCombinedMailbox(mailboxId)) { 2503 switch (getVirtualMailboxType(mailboxId)) { 2504 case Mailbox.TYPE_INBOX: 2505 sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + 2506 MessageColumns.MAILBOX_KEY + " IN (SELECT " + MailboxColumns.ID + 2507 " FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.TYPE + 2508 "=" + Mailbox.TYPE_INBOX + ") ORDER BY " + MessageColumns.TIMESTAMP + 2509 " DESC"); 2510 break; 2511 case Mailbox.TYPE_STARRED: 2512 sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + 2513 MessageColumns.FLAG_FAVORITE + "=1 ORDER BY " + 2514 MessageColumns.TIMESTAMP + " DESC"); 2515 break; 2516 default: 2517 throw new IllegalArgumentException("No virtual mailbox for: " + mailboxId); 2518 } 2519 return db.rawQuery(sb.toString(), null); 2520 } else { 2521 switch (getVirtualMailboxType(mailboxId)) { 2522 case Mailbox.TYPE_STARRED: 2523 sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + 2524 MessageColumns.ACCOUNT_KEY + "=? AND " + 2525 MessageColumns.FLAG_FAVORITE + "=1 ORDER BY " + 2526 MessageColumns.TIMESTAMP + " DESC"); 2527 break; 2528 default: 2529 throw new IllegalArgumentException("No virtual mailbox for: " + mailboxId); 2530 } 2531 return db.rawQuery(sb.toString(), 2532 new String[] {getVirtualMailboxAccountIdString(mailboxId)}); 2533 } 2534 } 2535 2536 /** 2537 * Generate the "message list" SQLite query, given a projection from UnifiedEmail 2538 * 2539 * @param uiProjection as passed from UnifiedEmail 2540 * @return the SQLite query to be executed on the EmailProvider database 2541 */ 2542 private String genQueryConversation(String[] uiProjection) { 2543 StringBuilder sb = genSelect(sMessageListMap, uiProjection); 2544 sb.append(" FROM " + Message.TABLE_NAME + " WHERE " + Message.RECORD_ID + "=?"); 2545 return sb.toString(); 2546 } 2547 2548 /** 2549 * Generate the "top level folder list" SQLite query, given a projection from UnifiedEmail 2550 * 2551 * @param uiProjection as passed from UnifiedEmail 2552 * @return the SQLite query to be executed on the EmailProvider database 2553 */ 2554 private String genQueryAccountMailboxes(String[] uiProjection) { 2555 StringBuilder sb = genSelect(sFolderListMap, uiProjection); 2556 sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ACCOUNT_KEY + 2557 "=? AND " + MailboxColumns.TYPE + " < " + Mailbox.TYPE_NOT_EMAIL + 2558 " AND " + MailboxColumns.PARENT_KEY + " < 0 ORDER BY "); 2559 sb.append(MAILBOX_ORDER_BY); 2560 return sb.toString(); 2561 } 2562 2563 /** 2564 * Generate the "all folders" SQLite query, given a projection from UnifiedEmail. The list is 2565 * sorted by the name as it appears in a hierarchical listing 2566 * 2567 * @param uiProjection as passed from UnifiedEmail 2568 * @return the SQLite query to be executed on the EmailProvider database 2569 */ 2570 private String genQueryAccountAllMailboxes(String[] uiProjection) { 2571 StringBuilder sb = genSelect(sFolderListMap, uiProjection); 2572 // Use a derived column to choose either hierarchicalName or displayName 2573 sb.append(", case when " + MailboxColumns.HIERARCHICAL_NAME + " is null then " + 2574 MailboxColumns.DISPLAY_NAME + " else " + MailboxColumns.HIERARCHICAL_NAME + 2575 " end as h_name"); 2576 // Order by the derived column 2577 sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ACCOUNT_KEY + 2578 "=? AND " + MailboxColumns.TYPE + " < " + Mailbox.TYPE_NOT_EMAIL + 2579 " ORDER BY h_name"); 2580 return sb.toString(); 2581 } 2582 2583 /** 2584 * Generate the "recent folder list" SQLite query, given a projection from UnifiedEmail 2585 * 2586 * @param uiProjection as passed from UnifiedEmail 2587 * @return the SQLite query to be executed on the EmailProvider database 2588 */ 2589 private String genQueryRecentMailboxes(String[] uiProjection) { 2590 StringBuilder sb = genSelect(sFolderListMap, uiProjection); 2591 sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ACCOUNT_KEY + 2592 "=? AND " + MailboxColumns.TYPE + " < " + Mailbox.TYPE_NOT_EMAIL + 2593 " AND " + MailboxColumns.PARENT_KEY + " < 0 AND " + 2594 MailboxColumns.LAST_TOUCHED_TIME + " > 0 ORDER BY " + 2595 MailboxColumns.LAST_TOUCHED_TIME + " DESC"); 2596 return sb.toString(); 2597 } 2598 2599 /** 2600 * Generate a "single mailbox" SQLite query, given a projection from UnifiedEmail 2601 * 2602 * @param uiProjection as passed from UnifiedEmail 2603 * @return the SQLite query to be executed on the EmailProvider database 2604 */ 2605 private String genQueryMailbox(String[] uiProjection, String id) { 2606 long mailboxId = Long.parseLong(id); 2607 ContentValues values = new ContentValues(); 2608 if (mSearchParams != null && mailboxId == mSearchParams.mSearchMailboxId) { 2609 // This is the current search mailbox; use the total count 2610 values = new ContentValues(); 2611 values.put(UIProvider.FolderColumns.TOTAL_COUNT, mSearchParams.mTotalCount); 2612 // "load more" is valid for search results 2613 values.put(UIProvider.FolderColumns.LOAD_MORE_URI, 2614 uiUriString("uiloadmore", mailboxId)); 2615 } else { 2616 Context context = getContext(); 2617 Mailbox mailbox = Mailbox.restoreMailboxWithId(context, mailboxId); 2618 // Make sure we can't get NPE if mailbox has disappeared (the result will end up moot) 2619 if (mailbox != null) { 2620 String protocol = Account.getProtocol(context, mailbox.mAccountKey); 2621 EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, protocol); 2622 // "load more" is valid for protocols not supporting "lookback" 2623 if (info != null && !info.offerLookback) { 2624 values.put(UIProvider.FolderColumns.LOAD_MORE_URI, 2625 uiUriString("uiloadmore", mailboxId)); 2626 } else { 2627 int caps = UIProvider.FolderCapabilities.SUPPORTS_SETTINGS; 2628 if ((mailbox.mFlags & Mailbox.FLAG_ACCEPTS_MOVED_MAIL) != 0) { 2629 caps |= UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES; 2630 } 2631 values.put(UIProvider.FolderColumns.CAPABILITIES, caps); 2632 } 2633 // For trash, we don't allow undo 2634 if (mailbox.mType == Mailbox.TYPE_TRASH) { 2635 values.put(UIProvider.FolderColumns.CAPABILITIES, 2636 UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES | 2637 UIProvider.FolderCapabilities.CAN_HOLD_MAIL | 2638 UIProvider.FolderCapabilities.DELETE_ACTION_FINAL); 2639 } 2640 if (isVirtualMailbox(mailboxId)) { 2641 int capa = values.getAsInteger(UIProvider.FolderColumns.CAPABILITIES); 2642 values.put(UIProvider.FolderColumns.CAPABILITIES, 2643 capa | UIProvider.FolderCapabilities.IS_VIRTUAL); 2644 } 2645 } 2646 } 2647 StringBuilder sb = genSelect(sFolderListMap, uiProjection, values); 2648 sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.ID + "=?"); 2649 return sb.toString(); 2650 } 2651 2652 private static final Uri BASE_EXTERNAL_URI = Uri.parse("content://ui.email.android.com"); 2653 2654 private static final Uri BASE_EXTERAL_URI2 = Uri.parse("content://ui.email2.android.com"); 2655 2656 private static String getExternalUriString(String segment, String account) { 2657 return BASE_EXTERNAL_URI.buildUpon().appendPath(segment) 2658 .appendQueryParameter("account", account).build().toString(); 2659 } 2660 2661 private static String getExternalUriStringEmail2(String segment, String account) { 2662 return BASE_EXTERAL_URI2.buildUpon().appendPath(segment) 2663 .appendQueryParameter("account", account).build().toString(); 2664 } 2665 2666 private int getCapabilities(Context context, long accountId) { 2667 EmailServiceProxy service = EmailServiceUtils.getServiceForAccount(context, 2668 mServiceCallback, accountId); 2669 int capabilities = 0; 2670 try { 2671 service.setTimeout(10); 2672 Account acct = Account.restoreAccountWithId(context, accountId); 2673 if (acct == null) return 0; 2674 capabilities = service.getCapabilities(acct); 2675 } catch (RemoteException e) { 2676 // Nothing to do 2677 } 2678 return capabilities; 2679 } 2680 2681 /** 2682 * Generate a "single account" SQLite query, given a projection from UnifiedEmail 2683 * 2684 * @param uiProjection as passed from UnifiedEmail 2685 * @return the SQLite query to be executed on the EmailProvider database 2686 */ 2687 private String genQueryAccount(String[] uiProjection, String id) { 2688 final ContentValues values = new ContentValues(); 2689 final long accountId = Long.parseLong(id); 2690 final Context context = getContext(); 2691 2692 final Set<String> projectionColumns = ImmutableSet.copyOf(uiProjection); 2693 2694 if (projectionColumns.contains(UIProvider.AccountColumns.CAPABILITIES)) { 2695 // Get account capabilities from the service 2696 values.put(UIProvider.AccountColumns.CAPABILITIES, getCapabilities(context, accountId)); 2697 } 2698 if (projectionColumns.contains(UIProvider.AccountColumns.SETTINGS_INTENT_URI)) { 2699 values.put(UIProvider.AccountColumns.SETTINGS_INTENT_URI, 2700 getExternalUriString("settings", id)); 2701 } 2702 if (projectionColumns.contains(UIProvider.AccountColumns.COMPOSE_URI)) { 2703 values.put(UIProvider.AccountColumns.COMPOSE_URI, 2704 getExternalUriStringEmail2("compose", id)); 2705 } 2706 if (projectionColumns.contains(UIProvider.AccountColumns.MIME_TYPE)) { 2707 values.put(UIProvider.AccountColumns.MIME_TYPE, EMAIL_APP_MIME_TYPE); 2708 } 2709 if (projectionColumns.contains(UIProvider.AccountColumns.COLOR)) { 2710 values.put(UIProvider.AccountColumns.COLOR, ACCOUNT_COLOR); 2711 } 2712 2713 final Preferences prefs = Preferences.getPreferences(getContext()); 2714 if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.CONFIRM_DELETE)) { 2715 values.put(UIProvider.AccountColumns.SettingsColumns.CONFIRM_DELETE, 2716 prefs.getConfirmDelete() ? "1" : "0"); 2717 } 2718 if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.CONFIRM_SEND)) { 2719 values.put(UIProvider.AccountColumns.SettingsColumns.CONFIRM_SEND, 2720 prefs.getConfirmSend() ? "1" : "0"); 2721 } 2722 if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.SWIPE)) { 2723 values.put(UIProvider.AccountColumns.SettingsColumns.SWIPE, 2724 prefs.getSwipeDelete() ? SWIPE_DELETE : SWIPE_DISABLED); 2725 } 2726 if (projectionColumns.contains( 2727 UIProvider.AccountColumns.SettingsColumns.HIDE_CHECKBOXES)) { 2728 values.put(UIProvider.AccountColumns.SettingsColumns.HIDE_CHECKBOXES, 2729 prefs.getHideCheckboxes() ? "1" : "0"); 2730 } 2731 if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.AUTO_ADVANCE)) { 2732 int autoAdvance = prefs.getAutoAdvanceDirection(); 2733 values.put(UIProvider.AccountColumns.SettingsColumns.AUTO_ADVANCE, 2734 autoAdvanceToUiValue(autoAdvance)); 2735 } 2736 if (projectionColumns.contains( 2737 UIProvider.AccountColumns.SettingsColumns.MESSAGE_TEXT_SIZE)) { 2738 int textZoom = prefs.getTextZoom(); 2739 values.put(UIProvider.AccountColumns.SettingsColumns.MESSAGE_TEXT_SIZE, 2740 textZoomToUiValue(textZoom)); 2741 } 2742 // Set default inbox, if we've got an inbox; otherwise, say initial sync needed 2743 long mailboxId = Mailbox.findMailboxOfType(context, accountId, Mailbox.TYPE_INBOX); 2744 if (projectionColumns.contains(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX) && 2745 mailboxId != Mailbox.NO_MAILBOX) { 2746 values.put(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX, 2747 uiUriString("uifolder", mailboxId)); 2748 } 2749 if (projectionColumns.contains( 2750 UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX_NAME) && 2751 mailboxId != Mailbox.NO_MAILBOX) { 2752 values.put(UIProvider.AccountColumns.SettingsColumns.DEFAULT_INBOX_NAME, 2753 Mailbox.getDisplayName(context, mailboxId)); 2754 } 2755 if (projectionColumns.contains(UIProvider.AccountColumns.SYNC_STATUS)) { 2756 if (mailboxId != Mailbox.NO_MAILBOX) { 2757 values.put(UIProvider.AccountColumns.SYNC_STATUS, UIProvider.SyncStatus.NO_SYNC); 2758 } else { 2759 values.put(UIProvider.AccountColumns.SYNC_STATUS, 2760 UIProvider.SyncStatus.INITIAL_SYNC_NEEDED); 2761 } 2762 } 2763 if (projectionColumns.contains( 2764 UIProvider.AccountColumns.SettingsColumns.PRIORITY_ARROWS_ENABLED)) { 2765 // Email doesn't support priority inbox, so always state priority arrows disabled. 2766 values.put(UIProvider.AccountColumns.SettingsColumns.PRIORITY_ARROWS_ENABLED, "0"); 2767 } 2768 2769 final StringBuilder sb = genSelect(sAccountListMap, uiProjection, values); 2770 sb.append(" FROM " + Account.TABLE_NAME + " WHERE " + AccountColumns.ID + "=?"); 2771 return sb.toString(); 2772 } 2773 2774 private int autoAdvanceToUiValue(int autoAdvance) { 2775 switch(autoAdvance) { 2776 case Preferences.AUTO_ADVANCE_OLDER: 2777 return UIProvider.AutoAdvance.OLDER; 2778 case Preferences.AUTO_ADVANCE_NEWER: 2779 return UIProvider.AutoAdvance.NEWER; 2780 case Preferences.AUTO_ADVANCE_MESSAGE_LIST: 2781 default: 2782 return UIProvider.AutoAdvance.LIST; 2783 } 2784 } 2785 2786 private int textZoomToUiValue(int textZoom) { 2787 switch(textZoom) { 2788 case Preferences.TEXT_ZOOM_HUGE: 2789 return UIProvider.MessageTextSize.HUGE; 2790 case Preferences.TEXT_ZOOM_LARGE: 2791 return UIProvider.MessageTextSize.LARGE; 2792 case Preferences.TEXT_ZOOM_NORMAL: 2793 return UIProvider.MessageTextSize.NORMAL; 2794 case Preferences.TEXT_ZOOM_SMALL: 2795 return UIProvider.MessageTextSize.SMALL; 2796 case Preferences.TEXT_ZOOM_TINY: 2797 return UIProvider.MessageTextSize.TINY; 2798 default: 2799 return UIProvider.MessageTextSize.NORMAL; 2800 } 2801 } 2802 2803 /** 2804 * Generate a Uri string for a combined mailbox uri 2805 * @param type the uri command type (e.g. "uimessages") 2806 * @param id the id of the item (e.g. an account, mailbox, or message id) 2807 * @return a Uri string 2808 */ 2809 private static String combinedUriString(String type, String id) { 2810 return "content://" + EmailContent.AUTHORITY + "/" + type + "/" + id; 2811 } 2812 2813 private static final long COMBINED_ACCOUNT_ID = 0x10000000; 2814 2815 /** 2816 * Generate an id for a combined mailbox of a given type 2817 * @param type the mailbox type for the combined mailbox 2818 * @return the id, as a String 2819 */ 2820 private static String combinedMailboxId(int type) { 2821 return Long.toString(Account.ACCOUNT_ID_COMBINED_VIEW + type); 2822 } 2823 2824 private static String getVirtualMailboxIdString(long accountId, int type) { 2825 return Long.toString(getVirtualMailboxId(accountId, type)); 2826 } 2827 2828 private static long getVirtualMailboxId(long accountId, int type) { 2829 return (accountId << 32) + type; 2830 } 2831 2832 private static boolean isVirtualMailbox(long mailboxId) { 2833 return mailboxId >= 0x100000000L; 2834 } 2835 2836 private static boolean isCombinedMailbox(long mailboxId) { 2837 return (mailboxId >> 32) == COMBINED_ACCOUNT_ID; 2838 } 2839 2840 private static long getVirtualMailboxAccountId(long mailboxId) { 2841 return mailboxId >> 32; 2842 } 2843 2844 private static String getVirtualMailboxAccountIdString(long mailboxId) { 2845 return Long.toString(mailboxId >> 32); 2846 } 2847 2848 private static int getVirtualMailboxType(long mailboxId) { 2849 return (int)(mailboxId & 0xF); 2850 } 2851 2852 private void addCombinedAccountRow(MatrixCursor mc) { 2853 long id = Account.getDefaultAccountId(getContext()); 2854 if (id == Account.NO_ACCOUNT) return; 2855 String idString = Long.toString(id); 2856 Object[] values = new Object[UIProvider.ACCOUNTS_PROJECTION.length]; 2857 values[UIProvider.ACCOUNT_ID_COLUMN] = 0; 2858 values[UIProvider.ACCOUNT_CAPABILITIES_COLUMN] = 2859 AccountCapabilities.UNDO | AccountCapabilities.SENDING_UNAVAILABLE; 2860 values[UIProvider.ACCOUNT_FOLDER_LIST_URI_COLUMN] = 2861 combinedUriString("uifolders", COMBINED_ACCOUNT_ID_STRING); 2862 values[UIProvider.ACCOUNT_NAME_COLUMN] = getContext().getString( 2863 R.string.mailbox_list_account_selector_combined_view); 2864 values[UIProvider.ACCOUNT_SAVE_DRAFT_URI_COLUMN] = 2865 combinedUriString("uisavedraft", idString); 2866 values[UIProvider.ACCOUNT_SEND_MESSAGE_URI_COLUMN] = 2867 combinedUriString("uisendmail", idString); 2868 values[UIProvider.ACCOUNT_UNDO_URI_COLUMN] = 2869 "'content://" + UIProvider.AUTHORITY + "/uiundo'"; 2870 values[UIProvider.ACCOUNT_URI_COLUMN] = 2871 combinedUriString("uiaccount", COMBINED_ACCOUNT_ID_STRING); 2872 values[UIProvider.ACCOUNT_MIME_TYPE_COLUMN] = EMAIL_APP_MIME_TYPE; 2873 values[UIProvider.ACCOUNT_SETTINGS_INTENT_URI_COLUMN] = 2874 getExternalUriString("settings", COMBINED_ACCOUNT_ID_STRING); 2875 values[UIProvider.ACCOUNT_COMPOSE_INTENT_URI_COLUMN] = 2876 getExternalUriStringEmail2("compose", Long.toString(id)); 2877 2878 // TODO: Get these from default account? 2879 Preferences prefs = Preferences.getPreferences(getContext()); 2880 values[UIProvider.ACCOUNT_SETTINGS_AUTO_ADVANCE_COLUMN] = 2881 Integer.toString(UIProvider.AutoAdvance.NEWER); 2882 values[UIProvider.ACCOUNT_SETTINGS_MESSAGE_TEXT_SIZE_COLUMN] = 2883 Integer.toString(UIProvider.MessageTextSize.NORMAL); 2884 values[UIProvider.ACCOUNT_SETTINGS_SNAP_HEADERS_COLUMN] = 2885 Integer.toString(UIProvider.SnapHeaderValue.ALWAYS); 2886 //.add(UIProvider.SettingsColumns.SIGNATURE, AccountColumns.SIGNATURE) 2887 values[UIProvider.ACCOUNT_SETTINGS_REPLY_BEHAVIOR_COLUMN] = 2888 Integer.toString(UIProvider.DefaultReplyBehavior.REPLY); 2889 values[UIProvider.ACCOUNT_SETTINGS_HIDE_CHECKBOXES_COLUMN] = 0; 2890 values[UIProvider.ACCOUNT_SETTINGS_CONFIRM_DELETE_COLUMN] = 2891 prefs.getConfirmDelete() ? 1 : 0; 2892 values[UIProvider.ACCOUNT_SETTINGS_CONFIRM_ARCHIVE_COLUMN] = 0; 2893 values[UIProvider.ACCOUNT_SETTINGS_CONFIRM_SEND_COLUMN] = prefs.getConfirmSend() ? 1 : 0; 2894 values[UIProvider.ACCOUNT_SETTINGS_HIDE_CHECKBOXES_COLUMN] = 2895 prefs.getHideCheckboxes() ? 1 : 0; 2896 values[UIProvider.ACCOUNT_SETTINGS_DEFAULT_INBOX_COLUMN] = combinedUriString("uifolder", 2897 combinedMailboxId(Mailbox.TYPE_INBOX)); 2898 2899 mc.addRow(values); 2900 } 2901 2902 private Cursor getVirtualMailboxCursor(long mailboxId) { 2903 MatrixCursor mc = new MatrixCursor(UIProvider.FOLDERS_PROJECTION, 1); 2904 mc.addRow(getVirtualMailboxRow(getVirtualMailboxAccountId(mailboxId), 2905 getVirtualMailboxType(mailboxId))); 2906 return mc; 2907 } 2908 2909 private Object[] getVirtualMailboxRow(long accountId, int mailboxType) { 2910 String idString = getVirtualMailboxIdString(accountId, mailboxType); 2911 Object[] values = new Object[UIProvider.FOLDERS_PROJECTION.length]; 2912 values[UIProvider.FOLDER_ID_COLUMN] = 0; 2913 values[UIProvider.FOLDER_URI_COLUMN] = combinedUriString("uifolder", idString); 2914 values[UIProvider.FOLDER_NAME_COLUMN] = getMailboxNameForType(mailboxType); 2915 values[UIProvider.FOLDER_HAS_CHILDREN_COLUMN] = 0; 2916 values[UIProvider.FOLDER_CAPABILITIES_COLUMN] = UIProvider.FolderCapabilities.IS_VIRTUAL; 2917 values[UIProvider.FOLDER_CONVERSATION_LIST_URI_COLUMN] = combinedUriString("uimessages", 2918 idString); 2919 values[UIProvider.FOLDER_ID_COLUMN] = 0; 2920 return values; 2921 } 2922 2923 private Cursor uiAccounts(String[] uiProjection) { 2924 Context context = getContext(); 2925 SQLiteDatabase db = getDatabase(context); 2926 Cursor accountIdCursor = 2927 db.rawQuery("select _id from " + Account.TABLE_NAME, new String[0]); 2928 int numAccounts = accountIdCursor.getCount(); 2929 boolean combinedAccount = false; 2930 if (numAccounts > 1) { 2931 combinedAccount = true; 2932 numAccounts++; 2933 } 2934 final Bundle extras = new Bundle(); 2935 // Email always returns the accurate number of accounts 2936 extras.putInt(AccountCursorExtraKeys.ACCOUNTS_LOADED, 1); 2937 final MatrixCursor mc = 2938 new MatrixCursorWithExtra(uiProjection, accountIdCursor.getCount(), extras); 2939 Object[] values = new Object[uiProjection.length]; 2940 try { 2941 if (combinedAccount) { 2942 addCombinedAccountRow(mc); 2943 } 2944 while (accountIdCursor.moveToNext()) { 2945 String id = accountIdCursor.getString(0); 2946 Cursor accountCursor = 2947 db.rawQuery(genQueryAccount(uiProjection, id), new String[] {id}); 2948 if (accountCursor.moveToNext()) { 2949 for (int i = 0; i < uiProjection.length; i++) { 2950 values[i] = accountCursor.getString(i); 2951 } 2952 mc.addRow(values); 2953 } 2954 accountCursor.close(); 2955 } 2956 } finally { 2957 accountIdCursor.close(); 2958 } 2959 mc.setNotificationUri(context.getContentResolver(), UIPROVIDER_ALL_ACCOUNTS_NOTIFIER); 2960 return mc; 2961 } 2962 2963 /** 2964 * Generate the "attachment list" SQLite query, given a projection from UnifiedEmail 2965 * 2966 * @param uiProjection as passed from UnifiedEmail 2967 * @param contentTypeQueryParameters list of mimeTypes, used as a filter for the attachments 2968 * or null if there are no query parameters 2969 * @return the SQLite query to be executed on the EmailProvider database 2970 */ 2971 private String genQueryAttachments(String[] uiProjection, 2972 List<String> contentTypeQueryParameters) { 2973 StringBuilder sb = genSelect(sAttachmentMap, uiProjection); 2974 sb.append(" FROM " + Attachment.TABLE_NAME + " WHERE " + AttachmentColumns.MESSAGE_KEY + 2975 " =? "); 2976 2977 // Filter for certain content types. 2978 // The filter works by adding LIKE operators for each 2979 // content type you wish to request. Content types 2980 // are filtered by performing a case-insensitive "starts with" 2981 // filter. IE, "image/" would return "image/png" as well as "image/jpeg". 2982 if (contentTypeQueryParameters != null && !contentTypeQueryParameters.isEmpty()) { 2983 final int size = contentTypeQueryParameters.size(); 2984 sb.append("AND ("); 2985 for (int i = 0; i < size; i++) { 2986 final String contentType = contentTypeQueryParameters.get(i); 2987 sb.append(AttachmentColumns.MIME_TYPE + " LIKE '" + contentType + "%'"); 2988 2989 if (i != size - 1) { 2990 sb.append(" OR "); 2991 } 2992 } 2993 sb.append(")"); 2994 } 2995 return sb.toString(); 2996 } 2997 2998 /** 2999 * Generate the "single attachment" SQLite query, given a projection from UnifiedEmail 3000 * 3001 * @param uiProjection as passed from UnifiedEmail 3002 * @return the SQLite query to be executed on the EmailProvider database 3003 */ 3004 private String genQueryAttachment(String[] uiProjection) { 3005 StringBuilder sb = genSelect(sAttachmentMap, uiProjection); 3006 sb.append(" FROM " + Attachment.TABLE_NAME + " WHERE " + AttachmentColumns.ID + " =? "); 3007 return sb.toString(); 3008 } 3009 3010 /** 3011 * Generate the "subfolder list" SQLite query, given a projection from UnifiedEmail 3012 * 3013 * @param uiProjection as passed from UnifiedEmail 3014 * @return the SQLite query to be executed on the EmailProvider database 3015 */ 3016 private String genQuerySubfolders(String[] uiProjection) { 3017 StringBuilder sb = genSelect(sFolderListMap, uiProjection); 3018 sb.append(" FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.PARENT_KEY + 3019 " =? ORDER BY "); 3020 sb.append(MAILBOX_ORDER_BY); 3021 return sb.toString(); 3022 } 3023 3024 private static final String COMBINED_ACCOUNT_ID_STRING = Long.toString(COMBINED_ACCOUNT_ID); 3025 3026 /** 3027 * Returns a cursor over all the folders for a specific URI which corresponds to a single 3028 * account. 3029 * @param uri 3030 * @param uiProjection 3031 * @return 3032 */ 3033 private Cursor uiFolders(Uri uri, String[] uiProjection) { 3034 Context context = getContext(); 3035 SQLiteDatabase db = getDatabase(context); 3036 String id = uri.getPathSegments().get(1); 3037 if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { 3038 MatrixCursor mc = new MatrixCursor(UIProvider.FOLDERS_PROJECTION, 2); 3039 Object[] row = getVirtualMailboxRow(COMBINED_ACCOUNT_ID, Mailbox.TYPE_INBOX); 3040 int numUnread = EmailContent.count(context, Message.CONTENT_URI, 3041 MessageColumns.MAILBOX_KEY + " IN (SELECT " + MailboxColumns.ID + 3042 " FROM " + Mailbox.TABLE_NAME + " WHERE " + MailboxColumns.TYPE + 3043 "=" + Mailbox.TYPE_INBOX + ") AND " + MessageColumns.FLAG_READ + "=0", null); 3044 row[UIProvider.FOLDER_UNREAD_COUNT_COLUMN] = numUnread; 3045 mc.addRow(row); 3046 int numStarred = EmailContent.count(context, Message.CONTENT_URI, 3047 MessageColumns.FLAG_FAVORITE + "=1", null); 3048 if (numStarred > 0) { 3049 row = getVirtualMailboxRow(COMBINED_ACCOUNT_ID, Mailbox.TYPE_STARRED); 3050 row[UIProvider.FOLDER_UNREAD_COUNT_COLUMN] = numStarred; 3051 mc.addRow(row); 3052 } 3053 return mc; 3054 } else { 3055 Cursor c = db.rawQuery(genQueryAccountMailboxes(uiProjection), new String[] {id}); 3056 int numStarred = EmailContent.count(context, Message.CONTENT_URI, 3057 MessageColumns.ACCOUNT_KEY + "=? AND " + MessageColumns.FLAG_FAVORITE + "=1", 3058 new String[] {id}); 3059 if (numStarred == 0) { 3060 return c; 3061 } else { 3062 // Add starred virtual folder to the cursor 3063 // Show number of messages as unread count (for backward compatibility) 3064 MatrixCursor starCursor = new MatrixCursor(uiProjection, 1); 3065 Object[] row = getVirtualMailboxRow(Long.parseLong(id), Mailbox.TYPE_STARRED); 3066 row[UIProvider.FOLDER_UNREAD_COUNT_COLUMN] = numStarred; 3067 row[UIProvider.FOLDER_ICON_RES_ID_COLUMN] = R.drawable.ic_menu_star_holo_light; 3068 starCursor.addRow(row); 3069 Cursor[] cursors = new Cursor[] {starCursor, c}; 3070 return new MergeCursor(cursors); 3071 } 3072 } 3073 } 3074 3075 /** 3076 * Returns an array of the default recent folders for a given URI which is unique for an 3077 * account. Some accounts might not have default recent folders, in which case an empty array 3078 * is returned. 3079 * @param id 3080 * @return 3081 */ 3082 private Uri[] defaultRecentFolders(final String id) { 3083 final SQLiteDatabase db = getDatabase(getContext()); 3084 if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { 3085 // We don't have default recents for the combined view. 3086 return new Uri[0]; 3087 } 3088 // We search for the types we want, and find corresponding IDs. 3089 final String[] idAndType = { BaseColumns._ID, UIProvider.FolderColumns.TYPE }; 3090 3091 // Sent, Drafts, and Starred are the default recents. 3092 final StringBuilder sb = genSelect(sFolderListMap, idAndType); 3093 sb.append(" FROM " + Mailbox.TABLE_NAME 3094 + " WHERE " + MailboxColumns.ACCOUNT_KEY + " = " + id 3095 + " AND " 3096 + MailboxColumns.TYPE + " IN (" + Mailbox.TYPE_SENT + 3097 ", " + Mailbox.TYPE_DRAFTS + 3098 ", " + Mailbox.TYPE_STARRED 3099 + ")"); 3100 LogUtils.d(TAG, "defaultRecentFolders: Query is %s", sb); 3101 final Cursor c = db.rawQuery(sb.toString(), null); 3102 if (c == null || c.getCount() <= 0 || !c.moveToFirst()) { 3103 return new Uri[0]; 3104 } 3105 // Read all the IDs of the mailboxes, and turn them into URIs. 3106 final Uri[] recentFolders = new Uri[c.getCount()]; 3107 int i = 0; 3108 do { 3109 final long folderId = c.getLong(0); 3110 recentFolders[i] = uiUri("uifolder", folderId); 3111 LogUtils.d(TAG, "Default recent folder: %d, with uri %s", folderId, recentFolders[i]); 3112 ++i; 3113 } while (c.moveToNext()); 3114 return recentFolders; 3115 } 3116 3117 /** 3118 * Wrapper that handles the visibility feature (i.e. the conversation list is visible, so 3119 * any pending notifications for the corresponding mailbox should be canceled) 3120 */ 3121 static class VisibilityCursor extends CursorWrapper { 3122 private final long mMailboxId; 3123 private final Context mContext; 3124 3125 public VisibilityCursor(Context context, Cursor cursor, long mailboxId) { 3126 super(cursor); 3127 mMailboxId = mailboxId; 3128 mContext = context; 3129 } 3130 3131 @Override 3132 public Bundle respond(Bundle params) { 3133 final String setVisibilityKey = 3134 UIProvider.ConversationCursorCommand.COMMAND_KEY_SET_VISIBILITY; 3135 if (params.containsKey(setVisibilityKey)) { 3136 final boolean visible = params.getBoolean(setVisibilityKey); 3137 if (visible) { 3138 NotificationController.getInstance(mContext).cancelNewMessageNotification( 3139 mMailboxId); 3140 } 3141 } 3142 // Return success 3143 Bundle response = new Bundle(); 3144 response.putString(setVisibilityKey, 3145 UIProvider.ConversationCursorCommand.COMMAND_RESPONSE_OK); 3146 return response; 3147 } 3148 } 3149 3150 /** 3151 * Handle UnifiedEmail queries here (dispatched from query()) 3152 * 3153 * @param match the UriMatcher match for the original uri passed in from UnifiedEmail 3154 * @param uri the original uri passed in from UnifiedEmail 3155 * @param uiProjection the projection passed in from UnifiedEmail 3156 * @return the result Cursor 3157 */ 3158 private Cursor uiQuery(int match, Uri uri, String[] uiProjection) { 3159 Context context = getContext(); 3160 ContentResolver resolver = context.getContentResolver(); 3161 SQLiteDatabase db = getDatabase(context); 3162 // Should we ever return null, or throw an exception?? 3163 Cursor c = null; 3164 String id = uri.getPathSegments().get(1); 3165 Uri notifyUri = null; 3166 switch(match) { 3167 case UI_ALL_FOLDERS: 3168 c = db.rawQuery(genQueryAccountAllMailboxes(uiProjection), new String[] {id}); 3169 break; 3170 case UI_RECENT_FOLDERS: 3171 c = db.rawQuery(genQueryRecentMailboxes(uiProjection), new String[] {id}); 3172 notifyUri = UIPROVIDER_RECENT_FOLDERS_NOTIFIER.buildUpon().appendPath(id).build(); 3173 break; 3174 case UI_SUBFOLDERS: 3175 c = db.rawQuery(genQuerySubfolders(uiProjection), new String[] {id}); 3176 break; 3177 case UI_MESSAGES: 3178 long mailboxId = Long.parseLong(id); 3179 if (isVirtualMailbox(mailboxId)) { 3180 c = getVirtualMailboxMessagesCursor(db, uiProjection, mailboxId); 3181 } else { 3182 c = db.rawQuery(genQueryMailboxMessages(uiProjection), new String[] {id}); 3183 } 3184 notifyUri = UIPROVIDER_CONVERSATION_NOTIFIER.buildUpon().appendPath(id).build(); 3185 c = new VisibilityCursor(context, c, mailboxId); 3186 break; 3187 case UI_MESSAGE: 3188 MessageQuery qq = genQueryViewMessage(uiProjection, id); 3189 String sql = qq.query; 3190 String attJson = qq.attachmentJson; 3191 // With attachments, we have another argument to bind 3192 if (attJson != null) { 3193 c = db.rawQuery(sql, new String[] {attJson, id}); 3194 } else { 3195 c = db.rawQuery(sql, new String[] {id}); 3196 } 3197 break; 3198 case UI_ATTACHMENTS: 3199 final List<String> contentTypeQueryParameters = 3200 uri.getQueryParameters(PhotoContract.ContentTypeParameters.CONTENT_TYPE); 3201 c = db.rawQuery(genQueryAttachments(uiProjection, contentTypeQueryParameters), 3202 new String[] {id}); 3203 notifyUri = UIPROVIDER_ATTACHMENTS_NOTIFIER.buildUpon().appendPath(id).build(); 3204 break; 3205 case UI_ATTACHMENT: 3206 c = db.rawQuery(genQueryAttachment(uiProjection), new String[] {id}); 3207 notifyUri = UIPROVIDER_ATTACHMENT_NOTIFIER.buildUpon().appendPath(id).build(); 3208 break; 3209 case UI_FOLDER: 3210 mailboxId = Long.parseLong(id); 3211 if (isVirtualMailbox(mailboxId)) { 3212 c = getVirtualMailboxCursor(mailboxId); 3213 } else { 3214 c = db.rawQuery(genQueryMailbox(uiProjection, id), new String[] {id}); 3215 notifyUri = UIPROVIDER_FOLDER_NOTIFIER.buildUpon().appendPath(id).build(); 3216 } 3217 break; 3218 case UI_ACCOUNT: 3219 if (id.equals(COMBINED_ACCOUNT_ID_STRING)) { 3220 MatrixCursor mc = new MatrixCursor(UIProvider.ACCOUNTS_PROJECTION, 1); 3221 addCombinedAccountRow(mc); 3222 c = mc; 3223 } else { 3224 c = db.rawQuery(genQueryAccount(uiProjection, id), new String[] {id}); 3225 } 3226 notifyUri = UIPROVIDER_ACCOUNT_NOTIFIER.buildUpon().appendPath(id).build(); 3227 break; 3228 case UI_CONVERSATION: 3229 c = db.rawQuery(genQueryConversation(uiProjection), new String[] {id}); 3230 break; 3231 } 3232 if (notifyUri != null) { 3233 c.setNotificationUri(resolver, notifyUri); 3234 } 3235 return c; 3236 } 3237 3238 /** 3239 * Convert a UIProvider attachment to an EmailProvider attachment (for sending); we only need 3240 * a few of the fields 3241 * @param uiAtt the UIProvider attachment to convert 3242 * @return the EmailProvider attachment 3243 */ 3244 private Attachment convertUiAttachmentToAttachment( 3245 com.android.mail.providers.Attachment uiAtt) { 3246 Attachment att = new Attachment(); 3247 att.mContentUri = uiAtt.contentUri.toString(); 3248 att.mFileName = uiAtt.name; 3249 att.mMimeType = uiAtt.contentType; 3250 att.mSize = uiAtt.size; 3251 return att; 3252 } 3253 3254 private String getMailboxNameForType(int mailboxType) { 3255 Context context = getContext(); 3256 int resId; 3257 switch (mailboxType) { 3258 case Mailbox.TYPE_INBOX: 3259 resId = R.string.mailbox_name_server_inbox; 3260 break; 3261 case Mailbox.TYPE_OUTBOX: 3262 resId = R.string.mailbox_name_server_outbox; 3263 break; 3264 case Mailbox.TYPE_DRAFTS: 3265 resId = R.string.mailbox_name_server_drafts; 3266 break; 3267 case Mailbox.TYPE_TRASH: 3268 resId = R.string.mailbox_name_server_trash; 3269 break; 3270 case Mailbox.TYPE_SENT: 3271 resId = R.string.mailbox_name_server_sent; 3272 break; 3273 case Mailbox.TYPE_JUNK: 3274 resId = R.string.mailbox_name_server_junk; 3275 break; 3276 case Mailbox.TYPE_STARRED: 3277 resId = R.string.widget_starred; 3278 break; 3279 default: 3280 throw new IllegalArgumentException("Illegal mailbox type"); 3281 } 3282 return context.getString(resId); 3283 } 3284 3285 /** 3286 * Create a mailbox given the account and mailboxType. 3287 */ 3288 private Mailbox createMailbox(long accountId, int mailboxType) { 3289 Context context = getContext(); 3290 Mailbox box = Mailbox.newSystemMailbox(accountId, mailboxType, 3291 getMailboxNameForType(mailboxType)); 3292 // Make sure drafts and save will show up in recents... 3293 // If these already exist (from old Email app), they will have touch times 3294 switch (mailboxType) { 3295 case Mailbox.TYPE_DRAFTS: 3296 box.mLastTouchedTime = Mailbox.DRAFTS_DEFAULT_TOUCH_TIME; 3297 break; 3298 case Mailbox.TYPE_SENT: 3299 box.mLastTouchedTime = Mailbox.SENT_DEFAULT_TOUCH_TIME; 3300 break; 3301 } 3302 box.save(context); 3303 return box; 3304 } 3305 3306 /** 3307 * Given an account name and a mailbox type, return that mailbox, creating it if necessary 3308 * @param accountName the account name to use 3309 * @param mailboxType the type of mailbox we're trying to find 3310 * @return the mailbox of the given type for the account in the uri, or null if not found 3311 */ 3312 private Mailbox getMailboxByAccountIdAndType(String accountId, int mailboxType) { 3313 long id = Long.parseLong(accountId); 3314 Mailbox mailbox = Mailbox.restoreMailboxOfType(getContext(), id, mailboxType); 3315 if (mailbox == null) { 3316 mailbox = createMailbox(id, mailboxType); 3317 } 3318 return mailbox; 3319 } 3320 3321 private Message getMessageFromPathSegments(List<String> pathSegments) { 3322 Message msg = null; 3323 if (pathSegments.size() > 2) { 3324 msg = Message.restoreMessageWithId(getContext(), Long.parseLong(pathSegments.get(2))); 3325 } 3326 if (msg == null) { 3327 msg = new Message(); 3328 } 3329 return msg; 3330 } 3331 /** 3332 * Given a mailbox and the content values for a message, create/save the message in the mailbox 3333 * @param mailbox the mailbox to use 3334 * @param values the content values that represent message fields 3335 * @return the uri of the newly created message 3336 */ 3337 private Uri uiSaveMessage(Message msg, Mailbox mailbox, ContentValues values) { 3338 Context context = getContext(); 3339 // Fill in the message 3340 Account account = Account.restoreAccountWithId(context, mailbox.mAccountKey); 3341 if (account == null) return null; 3342 msg.mFrom = account.mEmailAddress; 3343 msg.mTimeStamp = System.currentTimeMillis(); 3344 msg.mTo = values.getAsString(UIProvider.MessageColumns.TO); 3345 msg.mCc = values.getAsString(UIProvider.MessageColumns.CC); 3346 msg.mBcc = values.getAsString(UIProvider.MessageColumns.BCC); 3347 msg.mSubject = values.getAsString(UIProvider.MessageColumns.SUBJECT); 3348 msg.mText = values.getAsString(UIProvider.MessageColumns.BODY_TEXT); 3349 msg.mHtml = values.getAsString(UIProvider.MessageColumns.BODY_HTML); 3350 msg.mMailboxKey = mailbox.mId; 3351 msg.mAccountKey = mailbox.mAccountKey; 3352 msg.mDisplayName = msg.mTo; 3353 msg.mFlagLoaded = Message.FLAG_LOADED_COMPLETE; 3354 msg.mFlagRead = true; 3355 Integer quoteStartPos = values.getAsInteger(UIProvider.MessageColumns.QUOTE_START_POS); 3356 msg.mQuotedTextStartPos = quoteStartPos == null ? 0 : quoteStartPos; 3357 int flags = 0; 3358 int draftType = values.getAsInteger(UIProvider.MessageColumns.DRAFT_TYPE); 3359 switch(draftType) { 3360 case DraftType.FORWARD: 3361 flags |= Message.FLAG_TYPE_FORWARD; 3362 break; 3363 case DraftType.REPLY_ALL: 3364 flags |= Message.FLAG_TYPE_REPLY_ALL; 3365 // Fall through 3366 case DraftType.REPLY: 3367 flags |= Message.FLAG_TYPE_REPLY; 3368 break; 3369 case DraftType.COMPOSE: 3370 flags |= Message.FLAG_TYPE_ORIGINAL; 3371 break; 3372 } 3373 msg.mFlags = flags; 3374 int draftInfo = 0; 3375 if (values.containsKey(UIProvider.MessageColumns.QUOTE_START_POS)) { 3376 draftInfo = values.getAsInteger(UIProvider.MessageColumns.QUOTE_START_POS); 3377 if (values.getAsInteger(UIProvider.MessageColumns.APPEND_REF_MESSAGE_CONTENT) != 0) { 3378 draftInfo |= Message.DRAFT_INFO_APPEND_REF_MESSAGE; 3379 } 3380 } 3381 msg.mDraftInfo = draftInfo; 3382 String ref = values.getAsString(UIProvider.MessageColumns.REF_MESSAGE_ID); 3383 if (ref != null && msg.mQuotedTextStartPos >= 0) { 3384 String refId = Uri.parse(ref).getLastPathSegment(); 3385 try { 3386 long sourceKey = Long.parseLong(refId); 3387 msg.mSourceKey = sourceKey; 3388 } catch (NumberFormatException e) { 3389 // This will be zero; the default 3390 } 3391 } 3392 3393 // Get attachments from the ContentValues 3394 List<com.android.mail.providers.Attachment> uiAtts = 3395 com.android.mail.providers.Attachment.fromJSONArray( 3396 values.getAsString(UIProvider.MessageColumns.JOINED_ATTACHMENT_INFOS)); 3397 ArrayList<Attachment> atts = new ArrayList<Attachment>(); 3398 boolean hasUnloadedAttachments = false; 3399 for (com.android.mail.providers.Attachment uiAtt: uiAtts) { 3400 Uri attUri = uiAtt.uri; 3401 if (attUri != null && attUri.getAuthority().equals(EmailContent.AUTHORITY)) { 3402 // If it's one of ours, retrieve the attachment and add it to the list 3403 long attId = Long.parseLong(attUri.getLastPathSegment()); 3404 Attachment att = Attachment.restoreAttachmentWithId(context, attId); 3405 if (att != null) { 3406 // We must clone the attachment into a new one for this message; easiest to 3407 // use a parcel here 3408 Parcel p = Parcel.obtain(); 3409 att.writeToParcel(p, 0); 3410 p.setDataPosition(0); 3411 Attachment attClone = new Attachment(p); 3412 p.recycle(); 3413 // Clear the messageKey (this is going to be a new attachment) 3414 attClone.mMessageKey = 0; 3415 // If we're sending this, it's not loaded, and we're not smart forwarding 3416 // add the download flag, so that ADS will start up 3417 if (mailbox.mType == Mailbox.TYPE_OUTBOX && att.mContentUri == null && 3418 ((account.mFlags & Account.FLAGS_SUPPORTS_SMART_FORWARD) == 0)) { 3419 attClone.mFlags |= Attachment.FLAG_DOWNLOAD_FORWARD; 3420 hasUnloadedAttachments = true; 3421 } 3422 atts.add(attClone); 3423 } 3424 } else { 3425 // Convert external attachment to one of ours and add to the list 3426 atts.add(convertUiAttachmentToAttachment(uiAtt)); 3427 } 3428 } 3429 if (!atts.isEmpty()) { 3430 msg.mAttachments = atts; 3431 msg.mFlagAttachment = true; 3432 if (hasUnloadedAttachments) { 3433 Utility.showToast(context, R.string.message_view_attachment_background_load); 3434 } 3435 } 3436 // Save it or update it... 3437 if (!msg.isSaved()) { 3438 msg.save(context); 3439 } else { 3440 // This is tricky due to how messages/attachments are saved; rather than putz with 3441 // what's changed, we'll delete/re-add them 3442 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 3443 // Delete all existing attachments 3444 ops.add(ContentProviderOperation.newDelete( 3445 ContentUris.withAppendedId(Attachment.MESSAGE_ID_URI, msg.mId)) 3446 .build()); 3447 // Delete the body 3448 ops.add(ContentProviderOperation.newDelete(Body.CONTENT_URI) 3449 .withSelection(Body.MESSAGE_KEY + "=?", new String[] {Long.toString(msg.mId)}) 3450 .build()); 3451 // Add the ops for the message, atts, and body 3452 msg.addSaveOps(ops); 3453 // Do it! 3454 try { 3455 applyBatch(ops); 3456 } catch (OperationApplicationException e) { 3457 } 3458 } 3459 if (mailbox.mType == Mailbox.TYPE_OUTBOX) { 3460 EmailServiceProxy service = EmailServiceUtils.getServiceForAccount(context, 3461 mServiceCallback, mailbox.mAccountKey); 3462 try { 3463 service.startSync(mailbox.mId, true); 3464 } catch (RemoteException e) { 3465 } 3466 long originalMsgId = msg.mSourceKey; 3467 if (originalMsgId != 0) { 3468 Message originalMsg = Message.restoreMessageWithId(context, originalMsgId); 3469 // If the original message exists, set its forwarded/replied to flags 3470 if (originalMsg != null) { 3471 ContentValues cv = new ContentValues(); 3472 flags = originalMsg.mFlags; 3473 switch(draftType) { 3474 case DraftType.FORWARD: 3475 flags |= Message.FLAG_FORWARDED; 3476 break; 3477 case DraftType.REPLY_ALL: 3478 case DraftType.REPLY: 3479 flags |= Message.FLAG_REPLIED_TO; 3480 break; 3481 } 3482 cv.put(Message.FLAGS, flags); 3483 context.getContentResolver().update(ContentUris.withAppendedId( 3484 Message.CONTENT_URI, originalMsgId), cv, null, null); 3485 } 3486 } 3487 } 3488 return uiUri("uimessage", msg.mId); 3489 } 3490 3491 /** 3492 * Create and send the message via the account indicated in the uri 3493 * @param uri the incoming uri 3494 * @param values the content values that represent message fields 3495 * @return the uri of the created message 3496 */ 3497 private Uri uiSendMail(Uri uri, ContentValues values) { 3498 List<String> pathSegments = uri.getPathSegments(); 3499 Mailbox mailbox = getMailboxByAccountIdAndType(pathSegments.get(1), Mailbox.TYPE_OUTBOX); 3500 if (mailbox == null) return null; 3501 Message msg = getMessageFromPathSegments(pathSegments); 3502 try { 3503 return uiSaveMessage(msg, mailbox, values); 3504 } finally { 3505 // Kick observers 3506 getContext().getContentResolver().notifyChange(Mailbox.CONTENT_URI, null); 3507 } 3508 } 3509 3510 /** 3511 * Create a message and save it to the drafts folder of the account indicated in the uri 3512 * @param uri the incoming uri 3513 * @param values the content values that represent message fields 3514 * @return the uri of the created message 3515 */ 3516 private Uri uiSaveDraft(Uri uri, ContentValues values) { 3517 List<String> pathSegments = uri.getPathSegments(); 3518 Mailbox mailbox = getMailboxByAccountIdAndType(pathSegments.get(1), Mailbox.TYPE_DRAFTS); 3519 if (mailbox == null) return null; 3520 Message msg = getMessageFromPathSegments(pathSegments); 3521 return uiSaveMessage(msg, mailbox, values); 3522 } 3523 3524 private int uiUpdateDraft(Uri uri, ContentValues values) { 3525 Context context = getContext(); 3526 Message msg = Message.restoreMessageWithId(context, 3527 Long.parseLong(uri.getPathSegments().get(1))); 3528 if (msg == null) return 0; 3529 Mailbox mailbox = Mailbox.restoreMailboxWithId(context, msg.mMailboxKey); 3530 if (mailbox == null) return 0; 3531 uiSaveMessage(msg, mailbox, values); 3532 return 1; 3533 } 3534 3535 private int uiSendDraft(Uri uri, ContentValues values) { 3536 Context context = getContext(); 3537 Message msg = Message.restoreMessageWithId(context, 3538 Long.parseLong(uri.getPathSegments().get(1))); 3539 if (msg == null) return 0; 3540 long mailboxId = Mailbox.findMailboxOfType(context, msg.mAccountKey, Mailbox.TYPE_OUTBOX); 3541 if (mailboxId == Mailbox.NO_MAILBOX) return 0; 3542 Mailbox mailbox = Mailbox.restoreMailboxWithId(context, mailboxId); 3543 if (mailbox == null) return 0; 3544 uiSaveMessage(msg, mailbox, values); 3545 // Kick observers 3546 context.getContentResolver().notifyChange(Mailbox.CONTENT_URI, null); 3547 return 1; 3548 } 3549 3550 private void putIntegerLongOrBoolean(ContentValues values, String columnName, Object value) { 3551 if (value instanceof Integer) { 3552 Integer intValue = (Integer)value; 3553 values.put(columnName, intValue); 3554 } else if (value instanceof Boolean) { 3555 Boolean boolValue = (Boolean)value; 3556 values.put(columnName, boolValue ? 1 : 0); 3557 } else if (value instanceof Long) { 3558 Long longValue = (Long)value; 3559 values.put(columnName, longValue); 3560 } 3561 } 3562 3563 /** 3564 * Update the timestamps for the folders specified and notifies on the recent folder URI. 3565 * @param folders 3566 * @return number of folders updated 3567 */ 3568 private int updateTimestamp(final Context context, String id, Uri[] folders){ 3569 int updated = 0; 3570 final long now = System.currentTimeMillis(); 3571 final ContentResolver resolver = context.getContentResolver(); 3572 final ContentValues touchValues = new ContentValues(); 3573 for (int i=0, size=folders.length; i < size; ++i) { 3574 touchValues.put(MailboxColumns.LAST_TOUCHED_TIME, now); 3575 LogUtils.d(TAG, "updateStamp: %s updated", folders[i]); 3576 updated += resolver.update(folders[i], touchValues, null, null); 3577 } 3578 final Uri toNotify = 3579 UIPROVIDER_RECENT_FOLDERS_NOTIFIER.buildUpon().appendPath(id).build(); 3580 LogUtils.d(TAG, "updateTimestamp: Notifying on %s", toNotify); 3581 resolver.notifyChange(toNotify, null); 3582 return updated; 3583 } 3584 3585 /** 3586 * Updates the recent folders. The values to be updated are specified as ContentValues pairs 3587 * of (Folder URI, access timestamp). Returns nonzero if successful, always. 3588 * @param uri 3589 * @param values 3590 * @return nonzero value always. 3591 */ 3592 private int uiUpdateRecentFolders(Uri uri, ContentValues values) { 3593 final int numFolders = values.size(); 3594 final String id = uri.getPathSegments().get(1); 3595 final Uri[] folders = new Uri[numFolders]; 3596 final Context context = getContext(); 3597 final NotificationController controller = NotificationController.getInstance(context); 3598 int i = 0; 3599 for (final String uriString: values.keySet()) { 3600 folders[i] = Uri.parse(uriString); 3601 try { 3602 final String mailboxIdString = folders[i].getLastPathSegment(); 3603 final long mailboxId = Long.parseLong(mailboxIdString); 3604 controller.cancelNewMessageNotification(mailboxId); 3605 } catch (NumberFormatException e) { 3606 // Keep on going... 3607 } 3608 } 3609 return updateTimestamp(context, id, folders); 3610 } 3611 3612 /** 3613 * Populates the recent folders according to the design. 3614 * @param uri 3615 * @return the number of recent folders were populated. 3616 */ 3617 private int uiPopulateRecentFolders(Uri uri) { 3618 final Context context = getContext(); 3619 final String id = uri.getLastPathSegment(); 3620 final Uri[] recentFolders = defaultRecentFolders(id); 3621 final int numFolders = recentFolders.length; 3622 if (numFolders <= 0) { 3623 return 0; 3624 } 3625 final int rowsUpdated = updateTimestamp(context, id, recentFolders); 3626 LogUtils.d(TAG, "uiPopulateRecentFolders: %d folders changed", rowsUpdated); 3627 return rowsUpdated; 3628 } 3629 3630 private int uiUpdateAttachment(Uri uri, ContentValues uiValues) { 3631 Integer stateValue = uiValues.getAsInteger(UIProvider.AttachmentColumns.STATE); 3632 if (stateValue != null) { 3633 // This is a command from UIProvider 3634 long attachmentId = Long.parseLong(uri.getLastPathSegment()); 3635 Context context = getContext(); 3636 Attachment attachment = 3637 Attachment.restoreAttachmentWithId(context, attachmentId); 3638 if (attachment == null) { 3639 // Went away; ah, well... 3640 return 0; 3641 } 3642 ContentValues values = new ContentValues(); 3643 switch (stateValue.intValue()) { 3644 case UIProvider.AttachmentState.NOT_SAVED: 3645 // Set state, try to cancel request 3646 values.put(AttachmentColumns.UI_STATE, stateValue); 3647 values.put(AttachmentColumns.FLAGS, 3648 attachment.mFlags &= ~Attachment.FLAG_DOWNLOAD_USER_REQUEST); 3649 attachment.update(context, values); 3650 return 1; 3651 case UIProvider.AttachmentState.DOWNLOADING: 3652 // Set state and destination; request download 3653 values.put(AttachmentColumns.UI_STATE, stateValue); 3654 Integer destinationValue = 3655 uiValues.getAsInteger(UIProvider.AttachmentColumns.DESTINATION); 3656 values.put(AttachmentColumns.UI_DESTINATION, 3657 destinationValue == null ? 0 : destinationValue); 3658 values.put(AttachmentColumns.FLAGS, 3659 attachment.mFlags | Attachment.FLAG_DOWNLOAD_USER_REQUEST); 3660 attachment.update(context, values); 3661 return 1; 3662 case UIProvider.AttachmentState.SAVED: 3663 // If this is an inline attachment, notify message has changed 3664 if (!TextUtils.isEmpty(attachment.mContentId)) { 3665 notifyUI(UIPROVIDER_MESSAGE_NOTIFIER, attachment.mMessageKey); 3666 } 3667 return 1; 3668 } 3669 } 3670 return 0; 3671 } 3672 3673 private int uiUpdateFolder(Uri uri, ContentValues uiValues) { 3674 Uri ourUri = convertToEmailProviderUri(uri, Mailbox.CONTENT_URI, true); 3675 if (ourUri == null) return 0; 3676 ContentValues ourValues = new ContentValues(); 3677 // This should only be called via update to "recent folders" 3678 for (String columnName: uiValues.keySet()) { 3679 if (columnName.equals(MailboxColumns.LAST_TOUCHED_TIME)) { 3680 ourValues.put(MailboxColumns.LAST_TOUCHED_TIME, uiValues.getAsLong(columnName)); 3681 } 3682 } 3683 return update(ourUri, ourValues, null, null); 3684 } 3685 3686 private ContentValues convertUiMessageValues(Message message, ContentValues values) { 3687 ContentValues ourValues = new ContentValues(); 3688 for (String columnName : values.keySet()) { 3689 Object val = values.get(columnName); 3690 if (columnName.equals(UIProvider.ConversationColumns.STARRED)) { 3691 putIntegerLongOrBoolean(ourValues, MessageColumns.FLAG_FAVORITE, val); 3692 } else if (columnName.equals(UIProvider.ConversationColumns.READ)) { 3693 putIntegerLongOrBoolean(ourValues, MessageColumns.FLAG_READ, val); 3694 } else if (columnName.equals(MessageColumns.MAILBOX_KEY)) { 3695 putIntegerLongOrBoolean(ourValues, MessageColumns.MAILBOX_KEY, val); 3696 } else if (columnName.equals(UIProvider.ConversationColumns.RAW_FOLDERS)) { 3697 // Convert from folder list uri to mailbox key 3698 ArrayList<Folder> folders = Folder.getFoldersArray((String) val); 3699 if (folders == null || folders.size() == 0 || folders.size() > 1) { 3700 LogUtils.d(TAG, 3701 "Incorrect number of folders for this message: Message is %s", 3702 message.mId); 3703 } else { 3704 Folder f = folders.get(0); 3705 Uri uri = f.uri; 3706 Long mailboxId = Long.parseLong(uri.getLastPathSegment()); 3707 putIntegerLongOrBoolean(ourValues, MessageColumns.MAILBOX_KEY, mailboxId); 3708 } 3709 } else if (columnName.equals(UIProvider.MessageColumns.ALWAYS_SHOW_IMAGES)) { 3710 Address[] fromList = Address.unpack(message.mFrom); 3711 Preferences prefs = Preferences.getPreferences(getContext()); 3712 for (Address sender : fromList) { 3713 String email = sender.getAddress(); 3714 prefs.setSenderAsTrusted(email); 3715 } 3716 } else if (columnName.equals(UIProvider.ConversationColumns.VIEWED)) { 3717 // Ignore for now 3718 } else { 3719 throw new IllegalArgumentException("Can't update " + columnName + " in message"); 3720 } 3721 } 3722 return ourValues; 3723 } 3724 3725 private Uri convertToEmailProviderUri(Uri uri, Uri newBaseUri, boolean asProvider) { 3726 String idString = uri.getLastPathSegment(); 3727 try { 3728 long id = Long.parseLong(idString); 3729 Uri ourUri = ContentUris.withAppendedId(newBaseUri, id); 3730 if (asProvider) { 3731 ourUri = ourUri.buildUpon().appendQueryParameter(IS_UIPROVIDER, "true").build(); 3732 } 3733 return ourUri; 3734 } catch (NumberFormatException e) { 3735 return null; 3736 } 3737 } 3738 3739 private Message getMessageFromLastSegment(Uri uri) { 3740 long messageId = Long.parseLong(uri.getLastPathSegment()); 3741 return Message.restoreMessageWithId(getContext(), messageId); 3742 } 3743 3744 /** 3745 * Add an undo operation for the current sequence; if the sequence is newer than what we've had, 3746 * clear out the undo list and start over 3747 * @param uri the uri we're working on 3748 * @param op the ContentProviderOperation to perform upon undo 3749 */ 3750 private void addToSequence(Uri uri, ContentProviderOperation op) { 3751 String sequenceString = uri.getQueryParameter(UIProvider.SEQUENCE_QUERY_PARAMETER); 3752 if (sequenceString != null) { 3753 int sequence = Integer.parseInt(sequenceString); 3754 if (sequence > mLastSequence) { 3755 // Reset sequence 3756 mLastSequenceOps.clear(); 3757 mLastSequence = sequence; 3758 } 3759 // TODO: Need something to indicate a change isn't ready (undoable) 3760 mLastSequenceOps.add(op); 3761 } 3762 } 3763 3764 // TODO: This should depend on flags on the mailbox... 3765 private boolean uploadsToServer(Context context, Mailbox m) { 3766 if (m.mType == Mailbox.TYPE_DRAFTS || m.mType == Mailbox.TYPE_OUTBOX || 3767 m.mType == Mailbox.TYPE_SEARCH) { 3768 return false; 3769 } 3770 String protocol = Account.getProtocol(context, m.mAccountKey); 3771 EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, protocol); 3772 return (info != null && info.syncChanges); 3773 } 3774 3775 private int uiUpdateMessage(Uri uri, ContentValues values) { 3776 Context context = getContext(); 3777 Message msg = getMessageFromLastSegment(uri); 3778 if (msg == null) return 0; 3779 Mailbox mailbox = Mailbox.restoreMailboxWithId(context, msg.mMailboxKey); 3780 if (mailbox == null) return 0; 3781 Uri ourBaseUri = uploadsToServer(context, mailbox) ? Message.SYNCED_CONTENT_URI : 3782 Message.CONTENT_URI; 3783 Uri ourUri = convertToEmailProviderUri(uri, ourBaseUri, true); 3784 if (ourUri == null) return 0; 3785 3786 // Special case - meeting response 3787 if (values.containsKey(UIProvider.MessageOperations.RESPOND_COLUMN)) { 3788 EmailServiceProxy service = EmailServiceUtils.getServiceForAccount(context, 3789 mServiceCallback, mailbox.mAccountKey); 3790 try { 3791 service.sendMeetingResponse(msg.mId, 3792 values.getAsInteger(UIProvider.MessageOperations.RESPOND_COLUMN)); 3793 // Delete the message immediately 3794 uiDeleteMessage(uri); 3795 Utility.showToast(context, R.string.confirm_response); 3796 // Notify box has changed so the deletion is reflected in the UI 3797 notifyUIConversationMailbox(mailbox.mId); 3798 } catch (RemoteException e) { 3799 } 3800 return 1; 3801 } 3802 3803 ContentValues undoValues = new ContentValues(); 3804 ContentValues ourValues = convertUiMessageValues(msg, values); 3805 for (String columnName: ourValues.keySet()) { 3806 if (columnName.equals(MessageColumns.MAILBOX_KEY)) { 3807 undoValues.put(MessageColumns.MAILBOX_KEY, msg.mMailboxKey); 3808 } else if (columnName.equals(MessageColumns.FLAG_READ)) { 3809 undoValues.put(MessageColumns.FLAG_READ, msg.mFlagRead); 3810 } else if (columnName.equals(MessageColumns.FLAG_FAVORITE)) { 3811 undoValues.put(MessageColumns.FLAG_FAVORITE, msg.mFlagFavorite); 3812 } 3813 } 3814 if (undoValues == null || undoValues.size() == 0) { 3815 return -1; 3816 } 3817 ContentProviderOperation op = 3818 ContentProviderOperation.newUpdate(convertToEmailProviderUri( 3819 uri, ourBaseUri, false)) 3820 .withValues(undoValues) 3821 .build(); 3822 addToSequence(uri, op); 3823 return update(ourUri, ourValues, null, null); 3824 } 3825 3826 public static final String PICKER_UI_ACCOUNT = "picker_ui_account"; 3827 public static final String PICKER_MAILBOX_TYPE = "picker_mailbox_type"; 3828 public static final String PICKER_MESSAGE_ID = "picker_message_id"; 3829 public static final String PICKER_HEADER_ID = "picker_header_id"; 3830 3831 private int uiDeleteMessage(Uri uri) { 3832 final Context context = getContext(); 3833 Message msg = getMessageFromLastSegment(uri); 3834 if (msg == null) return 0; 3835 Mailbox mailbox = Mailbox.restoreMailboxWithId(context, msg.mMailboxKey); 3836 if (mailbox == null) return 0; 3837 if (mailbox.mType == Mailbox.TYPE_TRASH || mailbox.mType == Mailbox.TYPE_DRAFTS) { 3838 // We actually delete these, including attachments 3839 AttachmentUtilities.deleteAllAttachmentFiles(context, msg.mAccountKey, msg.mId); 3840 notifyUI(UIPROVIDER_FOLDER_NOTIFIER, mailbox.mId); 3841 return context.getContentResolver().delete( 3842 ContentUris.withAppendedId(Message.SYNCED_CONTENT_URI, msg.mId), null, null); 3843 } 3844 Mailbox trashMailbox = 3845 Mailbox.restoreMailboxOfType(context, msg.mAccountKey, Mailbox.TYPE_TRASH); 3846 if (trashMailbox == null) { 3847 return 0; 3848 } 3849 ContentValues values = new ContentValues(); 3850 values.put(MessageColumns.MAILBOX_KEY, trashMailbox.mId); 3851 notifyUI(UIPROVIDER_FOLDER_NOTIFIER, mailbox.mId); 3852 return uiUpdateMessage(uri, values); 3853 } 3854 3855 private int pickFolder(Uri uri, int type, int headerId) { 3856 Context context = getContext(); 3857 Long acctId = Long.parseLong(uri.getLastPathSegment()); 3858 // For push imap, for example, we want the user to select the trash mailbox 3859 Cursor ac = query(uiUri("uiaccount", acctId), UIProvider.ACCOUNTS_PROJECTION, 3860 null, null, null); 3861 try { 3862 if (ac.moveToFirst()) { 3863 final com.android.mail.providers.Account uiAccount = 3864 new com.android.mail.providers.Account(ac); 3865 Intent intent = new Intent(context, FolderPickerActivity.class); 3866 intent.putExtra(PICKER_UI_ACCOUNT, uiAccount); 3867 intent.putExtra(PICKER_MAILBOX_TYPE, type); 3868 intent.putExtra(PICKER_HEADER_ID, headerId); 3869 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 3870 context.startActivity(intent); 3871 return 1; 3872 } 3873 return 0; 3874 } finally { 3875 ac.close(); 3876 } 3877 } 3878 3879 private int pickTrashFolder(Uri uri) { 3880 return pickFolder(uri, Mailbox.TYPE_TRASH, R.string.trash_folder_selection_title); 3881 } 3882 3883 private int pickSentFolder(Uri uri) { 3884 return pickFolder(uri, Mailbox.TYPE_SENT, R.string.sent_folder_selection_title); 3885 } 3886 3887 private Cursor uiUndo(String[] projection) { 3888 // First see if we have any operations saved 3889 // TODO: Make sure seq matches 3890 if (!mLastSequenceOps.isEmpty()) { 3891 try { 3892 // TODO Always use this projection? Or what's passed in? 3893 // Not sure if UI wants it, but I'm making a cursor of convo uri's 3894 MatrixCursor c = new MatrixCursor( 3895 new String[] {UIProvider.ConversationColumns.URI}, 3896 mLastSequenceOps.size()); 3897 for (ContentProviderOperation op: mLastSequenceOps) { 3898 c.addRow(new String[] {op.getUri().toString()}); 3899 } 3900 // Just apply the batch and we're done! 3901 applyBatch(mLastSequenceOps); 3902 // But clear the operations 3903 mLastSequenceOps.clear(); 3904 // Tell the UI there are changes 3905 ContentResolver resolver = getContext().getContentResolver(); 3906 resolver.notifyChange(UIPROVIDER_CONVERSATION_NOTIFIER, null); 3907 resolver.notifyChange(UIPROVIDER_FOLDER_NOTIFIER, null); 3908 return c; 3909 } catch (OperationApplicationException e) { 3910 } 3911 } 3912 return new MatrixCursor(projection, 0); 3913 } 3914 3915 private void notifyUIConversation(Uri uri) { 3916 String id = uri.getLastPathSegment(); 3917 Message msg = Message.restoreMessageWithId(getContext(), Long.parseLong(id)); 3918 if (msg != null) { 3919 notifyUIConversationMailbox(msg.mMailboxKey); 3920 } 3921 } 3922 3923 /** 3924 * Notify about the Mailbox id passed in 3925 * @param id the Mailbox id to be notified 3926 */ 3927 private void notifyUIConversationMailbox(long id) { 3928 notifyUI(UIPROVIDER_CONVERSATION_NOTIFIER, Long.toString(id)); 3929 Mailbox mailbox = Mailbox.restoreMailboxWithId(getContext(), id); 3930 if (mailbox == null) { 3931 Log.w(TAG, "No mailbox for notification: " + id); 3932 return; 3933 } 3934 // Notify combined inbox... 3935 if (mailbox.mType == Mailbox.TYPE_INBOX) { 3936 notifyUI(UIPROVIDER_CONVERSATION_NOTIFIER, 3937 EmailProvider.combinedMailboxId(Mailbox.TYPE_INBOX)); 3938 } 3939 notifyWidgets(id); 3940 } 3941 3942 private void notifyUI(Uri uri, String id) { 3943 Uri notifyUri = uri.buildUpon().appendPath(id).build(); 3944 getContext().getContentResolver().notifyChange(notifyUri, null); 3945 } 3946 3947 private void notifyUI(Uri uri, long id) { 3948 notifyUI(uri, Long.toString(id)); 3949 } 3950 3951 /** 3952 * Support for services and service notifications 3953 */ 3954 3955 private final IEmailServiceCallback.Stub mServiceCallback = 3956 new IEmailServiceCallback.Stub() { 3957 3958 @Override 3959 public void syncMailboxListStatus(long accountId, int statusCode, int progress) 3960 throws RemoteException { 3961 } 3962 3963 @Override 3964 public void syncMailboxStatus(long mailboxId, int statusCode, int progress) 3965 throws RemoteException { 3966 // We'll get callbacks here from the services, which we'll pass back to the UI 3967 Uri uri = ContentUris.withAppendedId(FOLDER_STATUS_URI, mailboxId); 3968 EmailProvider.this.getContext().getContentResolver().notifyChange(uri, null); 3969 } 3970 3971 @Override 3972 public void loadAttachmentStatus(long messageId, long attachmentId, int statusCode, 3973 int progress) throws RemoteException { 3974 } 3975 3976 @Override 3977 public void sendMessageStatus(long messageId, String subject, int statusCode, int progress) 3978 throws RemoteException { 3979 } 3980 3981 @Override 3982 public void loadMessageStatus(long messageId, int statusCode, int progress) 3983 throws RemoteException { 3984 } 3985 }; 3986 3987 private Cursor uiFolderRefresh(Uri uri) { 3988 Context context = getContext(); 3989 String idString = uri.getLastPathSegment(); 3990 long id = Long.parseLong(idString); 3991 Mailbox mailbox = Mailbox.restoreMailboxWithId(context, id); 3992 if (mailbox == null) return null; 3993 EmailServiceProxy service = EmailServiceUtils.getServiceForAccount(context, 3994 mServiceCallback, mailbox.mAccountKey); 3995 try { 3996 service.startSync(id, true); 3997 } catch (RemoteException e) { 3998 } 3999 return null; 4000 } 4001 4002 //Number of additional messages to load when a user selects "Load more..." in POP/IMAP boxes 4003 public static final int VISIBLE_LIMIT_INCREMENT = 10; 4004 //Number of additional messages to load when a user selects "Load more..." in a search 4005 public static final int SEARCH_MORE_INCREMENT = 10; 4006 4007 private Cursor uiFolderLoadMore(Uri uri) { 4008 Context context = getContext(); 4009 String idString = uri.getLastPathSegment(); 4010 long id = Long.parseLong(idString); 4011 Mailbox mailbox = Mailbox.restoreMailboxWithId(context, id); 4012 if (mailbox == null) return null; 4013 if (mailbox.mType == Mailbox.TYPE_SEARCH) { 4014 // Ask for 10 more messages 4015 mSearchParams.mOffset += SEARCH_MORE_INCREMENT; 4016 runSearchQuery(context, mailbox.mAccountKey, id); 4017 } else { 4018 ContentValues values = new ContentValues(); 4019 values.put(EmailContent.FIELD_COLUMN_NAME, MailboxColumns.VISIBLE_LIMIT); 4020 values.put(EmailContent.ADD_COLUMN_NAME, VISIBLE_LIMIT_INCREMENT); 4021 Uri mailboxUri = ContentUris.withAppendedId(Mailbox.ADD_TO_FIELD_URI, id); 4022 // Increase the limit 4023 context.getContentResolver().update(mailboxUri, values, null, null); 4024 // And order a refresh 4025 uiFolderRefresh(uri); 4026 } 4027 return null; 4028 } 4029 4030 private static final String SEARCH_MAILBOX_SERVER_ID = "__search_mailbox__"; 4031 private SearchParams mSearchParams; 4032 4033 /** 4034 * Returns the search mailbox for the specified account, creating one if necessary 4035 * @return the search mailbox for the passed in account 4036 */ 4037 private Mailbox getSearchMailbox(long accountId) { 4038 Context context = getContext(); 4039 Mailbox m = Mailbox.restoreMailboxOfType(context, accountId, Mailbox.TYPE_SEARCH); 4040 if (m == null) { 4041 m = new Mailbox(); 4042 m.mAccountKey = accountId; 4043 m.mServerId = SEARCH_MAILBOX_SERVER_ID; 4044 m.mFlagVisible = false; 4045 m.mDisplayName = SEARCH_MAILBOX_SERVER_ID; 4046 m.mSyncInterval = Mailbox.CHECK_INTERVAL_NEVER; 4047 m.mType = Mailbox.TYPE_SEARCH; 4048 m.mFlags = Mailbox.FLAG_HOLDS_MAIL; 4049 m.mParentKey = Mailbox.NO_MAILBOX; 4050 m.save(context); 4051 } 4052 return m; 4053 } 4054 4055 private void runSearchQuery(final Context context, final long accountId, 4056 final long searchMailboxId) { 4057 // Start the search running in the background 4058 new Thread(new Runnable() { 4059 @Override 4060 public void run() { 4061 try { 4062 EmailServiceProxy service = EmailServiceUtils.getServiceForAccount(context, 4063 mServiceCallback, accountId); 4064 if (service != null) { 4065 try { 4066 // Save away the total count 4067 mSearchParams.mTotalCount = service.searchMessages(accountId, 4068 mSearchParams, searchMailboxId); 4069 //Log.d(TAG, "TotalCount to UI: " + mSearchParams.mTotalCount); 4070 notifyUI(UIPROVIDER_FOLDER_NOTIFIER, searchMailboxId); 4071 } catch (RemoteException e) { 4072 Log.e("searchMessages", "RemoteException", e); 4073 } 4074 } 4075 } finally { 4076 } 4077 }}).start(); 4078 4079 } 4080 4081 // TODO: Handle searching for more... 4082 private Cursor uiSearch(Uri uri, String[] projection) { 4083 final long accountId = Long.parseLong(uri.getLastPathSegment()); 4084 4085 // TODO: Check the actual mailbox 4086 Mailbox inbox = Mailbox.restoreMailboxOfType(getContext(), accountId, Mailbox.TYPE_INBOX); 4087 if (inbox == null) return null; 4088 4089 String filter = uri.getQueryParameter(UIProvider.SearchQueryParameters.QUERY); 4090 if (filter == null) { 4091 throw new IllegalArgumentException("No query parameter in search query"); 4092 } 4093 4094 // Find/create our search mailbox 4095 Mailbox searchMailbox = getSearchMailbox(accountId); 4096 final long searchMailboxId = searchMailbox.mId; 4097 4098 mSearchParams = new SearchParams(inbox.mId, filter, searchMailboxId); 4099 4100 final Context context = getContext(); 4101 if (mSearchParams.mOffset == 0) { 4102 // Delete existing contents of search mailbox 4103 ContentResolver resolver = context.getContentResolver(); 4104 resolver.delete(Message.CONTENT_URI, Message.MAILBOX_KEY + "=" + searchMailboxId, 4105 null); 4106 ContentValues cv = new ContentValues(); 4107 // For now, use the actual query as the name of the mailbox 4108 cv.put(Mailbox.DISPLAY_NAME, mSearchParams.mFilter); 4109 resolver.update(ContentUris.withAppendedId(Mailbox.CONTENT_URI, searchMailboxId), 4110 cv, null, null); 4111 } 4112 4113 // Start the search running in the background 4114 runSearchQuery(context, accountId, searchMailboxId); 4115 4116 // This will look just like a "normal" folder 4117 return uiQuery(UI_FOLDER, ContentUris.withAppendedId(Mailbox.CONTENT_URI, 4118 searchMailbox.mId), projection); 4119 } 4120 4121 private static final String MAILBOXES_FOR_ACCOUNT_SELECTION = MailboxColumns.ACCOUNT_KEY + "=?"; 4122 private static final String MAILBOXES_FOR_ACCOUNT_EXCEPT_ACCOUNT_MAILBOX_SELECTION = 4123 MAILBOXES_FOR_ACCOUNT_SELECTION + " AND " + MailboxColumns.TYPE + "!=" + 4124 Mailbox.TYPE_EAS_ACCOUNT_MAILBOX; 4125 private static final String MESSAGES_FOR_ACCOUNT_SELECTION = MessageColumns.ACCOUNT_KEY + "=?"; 4126 4127 /** 4128 * Delete an account and clean it up 4129 */ 4130 private int uiDeleteAccount(Uri uri) { 4131 Context context = getContext(); 4132 long accountId = Long.parseLong(uri.getLastPathSegment()); 4133 try { 4134 // Get the account URI. 4135 final Account account = Account.restoreAccountWithId(context, accountId); 4136 if (account == null) { 4137 return 0; // Already deleted? 4138 } 4139 4140 deleteAccountData(context, accountId); 4141 4142 // Now delete the account itself 4143 uri = ContentUris.withAppendedId(Account.CONTENT_URI, accountId); 4144 context.getContentResolver().delete(uri, null, null); 4145 4146 // Clean up 4147 AccountBackupRestore.backup(context); 4148 SecurityPolicy.getInstance(context).reducePolicies(); 4149 MailActivityEmail.setServicesEnabledSync(context); 4150 return 1; 4151 } catch (Exception e) { 4152 Log.w(Logging.LOG_TAG, "Exception while deleting account", e); 4153 } 4154 return 0; 4155 } 4156 4157 private int uiDeleteAccountData(Uri uri) { 4158 Context context = getContext(); 4159 long accountId = Long.parseLong(uri.getLastPathSegment()); 4160 // Get the account URI. 4161 final Account account = Account.restoreAccountWithId(context, accountId); 4162 if (account == null) { 4163 return 0; // Already deleted? 4164 } 4165 deleteAccountData(context, accountId); 4166 return 1; 4167 } 4168 4169 private void deleteAccountData(Context context, long accountId) { 4170 // Delete synced attachments 4171 AttachmentUtilities.deleteAllAccountAttachmentFiles(context, accountId); 4172 4173 // Delete synced email, leaving only an empty inbox. We do this in two phases: 4174 // 1. Delete all non-inbox mailboxes (which will delete all of their messages) 4175 // 2. Delete all remaining messages (which will be the inbox messages) 4176 ContentResolver resolver = context.getContentResolver(); 4177 String[] accountIdArgs = new String[] { Long.toString(accountId) }; 4178 resolver.delete(Mailbox.CONTENT_URI, 4179 MAILBOXES_FOR_ACCOUNT_EXCEPT_ACCOUNT_MAILBOX_SELECTION, 4180 accountIdArgs); 4181 resolver.delete(Message.CONTENT_URI, MESSAGES_FOR_ACCOUNT_SELECTION, accountIdArgs); 4182 4183 // Delete sync keys on remaining items 4184 ContentValues cv = new ContentValues(); 4185 cv.putNull(Account.SYNC_KEY); 4186 resolver.update(Account.CONTENT_URI, cv, Account.ID_SELECTION, accountIdArgs); 4187 cv.clear(); 4188 cv.putNull(Mailbox.SYNC_KEY); 4189 resolver.update(Mailbox.CONTENT_URI, cv, 4190 MAILBOXES_FOR_ACCOUNT_SELECTION, accountIdArgs); 4191 4192 // Delete PIM data (contacts, calendar), stop syncs, etc. if applicable 4193 IEmailService service = EmailServiceUtils.getServiceForAccount(context, null, accountId); 4194 if (service != null) { 4195 try { 4196 service.deleteAccountPIMData(accountId); 4197 } catch (RemoteException e) { 4198 // Can't do anything about this 4199 } 4200 } 4201 } 4202 4203 private int[] mSavedWidgetIds = new int[0]; 4204 private ArrayList<Long> mWidgetNotifyMailboxes = new ArrayList<Long>(); 4205 private AppWidgetManager mAppWidgetManager; 4206 private ComponentName mEmailComponent; 4207 4208 private void notifyWidgets(long mailboxId) { 4209 Context context = getContext(); 4210 // Lazily initialize these 4211 if (mAppWidgetManager == null) { 4212 mAppWidgetManager = AppWidgetManager.getInstance(context); 4213 mEmailComponent = new ComponentName(context, WidgetProvider.PROVIDER_NAME); 4214 } 4215 4216 // See if we have to populate our array of mailboxes used in widgets 4217 int[] widgetIds = mAppWidgetManager.getAppWidgetIds(mEmailComponent); 4218 if (!Arrays.equals(widgetIds, mSavedWidgetIds)) { 4219 mSavedWidgetIds = widgetIds; 4220 String[][] widgetInfos = BaseWidgetProvider.getWidgetInfo(context, widgetIds); 4221 // widgetInfo now has pairs of account uri/folder uri 4222 mWidgetNotifyMailboxes.clear(); 4223 for (String[] widgetInfo: widgetInfos) { 4224 try { 4225 if (widgetInfo == null) continue; 4226 long id = Long.parseLong(Uri.parse(widgetInfo[1]).getLastPathSegment()); 4227 if (!isCombinedMailbox(id)) { 4228 // For a regular mailbox, just add it to the list 4229 if (!mWidgetNotifyMailboxes.contains(id)) { 4230 mWidgetNotifyMailboxes.add(id); 4231 } 4232 } else { 4233 switch (getVirtualMailboxType(id)) { 4234 // We only handle the combined inbox in widgets 4235 case Mailbox.TYPE_INBOX: 4236 Cursor c = query(Mailbox.CONTENT_URI, Mailbox.ID_PROJECTION, 4237 MailboxColumns.TYPE + "=?", 4238 new String[] {Integer.toString(Mailbox.TYPE_INBOX)}, null); 4239 try { 4240 while (c.moveToNext()) { 4241 mWidgetNotifyMailboxes.add( 4242 c.getLong(Mailbox.ID_PROJECTION_COLUMN)); 4243 } 4244 } finally { 4245 c.close(); 4246 } 4247 break; 4248 } 4249 } 4250 } catch (NumberFormatException e) { 4251 // Move along 4252 } 4253 } 4254 } 4255 4256 // If our mailbox needs to be notified, do so... 4257 if (mWidgetNotifyMailboxes.contains(mailboxId)) { 4258 Intent intent = new Intent(Utils.ACTION_NOTIFY_DATASET_CHANGED); 4259 intent.putExtra(Utils.EXTRA_FOLDER_URI, uiUri("uifolder", mailboxId)); 4260 intent.setType(EMAIL_APP_MIME_TYPE); 4261 context.sendBroadcast(intent); 4262 } 4263 } 4264} 4265