DBHelper.java revision c5afb16430a145f20d7c887e45f47b38687054da
1/*
2 * Copyright (C) 2012 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.accounts.AccountManager;
20import android.content.ContentResolver;
21import android.content.ContentValues;
22import android.content.Context;
23import android.database.Cursor;
24import android.database.SQLException;
25import android.database.sqlite.SQLiteDatabase;
26import android.database.sqlite.SQLiteOpenHelper;
27import android.provider.CalendarContract;
28import android.provider.ContactsContract;
29import android.util.Log;
30
31import com.android.email2.ui.MailActivityEmail;
32import com.android.emailcommon.AccountManagerTypes;
33import com.android.emailcommon.mail.Address;
34import com.android.emailcommon.provider.Account;
35import com.android.emailcommon.provider.EmailContent;
36import com.android.emailcommon.provider.EmailContent.AccountColumns;
37import com.android.emailcommon.provider.EmailContent.Attachment;
38import com.android.emailcommon.provider.EmailContent.AttachmentColumns;
39import com.android.emailcommon.provider.EmailContent.Body;
40import com.android.emailcommon.provider.EmailContent.BodyColumns;
41import com.android.emailcommon.provider.EmailContent.HostAuthColumns;
42import com.android.emailcommon.provider.EmailContent.MailboxColumns;
43import com.android.emailcommon.provider.EmailContent.Message;
44import com.android.emailcommon.provider.EmailContent.MessageColumns;
45import com.android.emailcommon.provider.EmailContent.PolicyColumns;
46import com.android.emailcommon.provider.EmailContent.QuickResponseColumns;
47import com.android.emailcommon.provider.EmailContent.SyncColumns;
48import com.android.emailcommon.provider.HostAuth;
49import com.android.emailcommon.provider.Mailbox;
50import com.android.emailcommon.provider.Policy;
51import com.android.emailcommon.provider.QuickResponse;
52import com.android.emailcommon.service.LegacyPolicySet;
53import com.android.mail.providers.UIProvider;
54import com.google.common.annotations.VisibleForTesting;
55
56public final class DBHelper {
57    private static final String TAG = "EmailProvider";
58
59    private static final String WHERE_ID = EmailContent.RECORD_ID + "=?";
60
61    private static final String TRIGGER_MAILBOX_DELETE =
62        "create trigger mailbox_delete before delete on " + Mailbox.TABLE_NAME +
63        " begin" +
64        " delete from " + Message.TABLE_NAME +
65        "  where " + MessageColumns.MAILBOX_KEY + "=old." + EmailContent.RECORD_ID +
66        "; delete from " + Message.UPDATED_TABLE_NAME +
67        "  where " + MessageColumns.MAILBOX_KEY + "=old." + EmailContent.RECORD_ID +
68        "; delete from " + Message.DELETED_TABLE_NAME +
69        "  where " + MessageColumns.MAILBOX_KEY + "=old." + EmailContent.RECORD_ID +
70        "; end";
71
72    private static final String TRIGGER_ACCOUNT_DELETE =
73        "create trigger account_delete before delete on " + Account.TABLE_NAME +
74        " begin delete from " + Mailbox.TABLE_NAME +
75        " where " + MailboxColumns.ACCOUNT_KEY + "=old." + EmailContent.RECORD_ID +
76        "; delete from " + HostAuth.TABLE_NAME +
77        " where " + EmailContent.RECORD_ID + "=old." + AccountColumns.HOST_AUTH_KEY_RECV +
78        "; delete from " + HostAuth.TABLE_NAME +
79        " where " + EmailContent.RECORD_ID + "=old." + AccountColumns.HOST_AUTH_KEY_SEND +
80        "; delete from " + Policy.TABLE_NAME +
81        " where " + EmailContent.RECORD_ID + "=old." + AccountColumns.POLICY_KEY +
82        "; end";
83
84    // Any changes to the database format *must* include update-in-place code.
85    // Original version: 3
86    // Version 4: Database wipe required; changing AccountManager interface w/Exchange
87    // Version 5: Database wipe required; changing AccountManager interface w/Exchange
88    // Version 6: Adding Message.mServerTimeStamp column
89    // Version 7: Replace the mailbox_delete trigger with a version that removes orphaned messages
90    //            from the Message_Deletes and Message_Updates tables
91    // Version 8: Add security flags column to accounts table
92    // Version 9: Add security sync key and signature to accounts table
93    // Version 10: Add meeting info to message table
94    // Version 11: Add content and flags to attachment table
95    // Version 12: Add content_bytes to attachment table. content is deprecated.
96    // Version 13: Add messageCount to Mailbox table.
97    // Version 14: Add snippet to Message table
98    // Version 15: Fix upgrade problem in version 14.
99    // Version 16: Add accountKey to Attachment table
100    // Version 17: Add parentKey to Mailbox table
101    // Version 18: Copy Mailbox.displayName to Mailbox.serverId for all IMAP & POP3 mailboxes.
102    //             Column Mailbox.serverId is used for the server-side pathname of a mailbox.
103    // Version 19: Add Policy table; add policyKey to Account table and trigger to delete an
104    //             Account's policy when the Account is deleted
105    // Version 20: Add new policies to Policy table
106    // Version 21: Add lastSeenMessageKey column to Mailbox table
107    // Version 22: Upgrade path for IMAP/POP accounts to integrate with AccountManager
108    // Version 23: Add column to mailbox table for time of last access
109    // Version 24: Add column to hostauth table for client cert alias
110    // Version 25: Added QuickResponse table
111    // Version 26: Update IMAP accounts to add FLAG_SUPPORTS_SEARCH flag
112    // Version 27: Add protocolSearchInfo to Message table
113    // Version 28: Add notifiedMessageId and notifiedMessageCount to Account
114    // Version 29: Add protocolPoliciesEnforced and protocolPoliciesUnsupported to Policy
115    // Version 30: Use CSV of RFC822 addresses instead of "packed" values
116    // Version 31: Add columns to mailbox for ui status/last result
117    // Version 32: Add columns to mailbox for last notified message key/count; insure not null
118    //             for "notified" columns
119    // Version 33: Add columns to attachment for ui provider columns
120    // Version 34: Add total count to mailbox
121    // Version 35: Set up defaults for lastTouchedCount for drafts and sent
122    // Version 36: mblank intentionally left this space
123    // Version 37: Add flag for settings support in folders
124    // Version 38&39: Add threadTopic to message (for future support)
125    // Version 39 is last Email1 version
126    // Version 100 is first Email2 version
127    // Version 101 SHOULD NOT BE USED
128    // Version 102&103: Add hierarchicalName to Mailbox
129
130    public static final int DATABASE_VERSION = 103;
131
132    // Any changes to the database format *must* include update-in-place code.
133    // Original version: 2
134    // Version 3: Add "sourceKey" column
135    // Version 4: Database wipe required; changing AccountManager interface w/Exchange
136    // Version 5: Database wipe required; changing AccountManager interface w/Exchange
137    // Version 6: Adding Body.mIntroText column
138    // Version 7/8: Adding quoted text start pos
139    // Version 8 is last Email1 version
140    public static final int BODY_DATABASE_VERSION = 100;
141
142    /*
143     * Internal helper method for index creation.
144     * Example:
145     * "create index message_" + MessageColumns.FLAG_READ
146     * + " on " + Message.TABLE_NAME + " (" + MessageColumns.FLAG_READ + ");"
147     */
148    /* package */
149    static String createIndex(String tableName, String columnName) {
150        return "create index " + tableName.toLowerCase() + '_' + columnName
151            + " on " + tableName + " (" + columnName + ");";
152    }
153
154    static void createMessageTable(SQLiteDatabase db) {
155        String messageColumns = MessageColumns.DISPLAY_NAME + " text, "
156            + MessageColumns.TIMESTAMP + " integer, "
157            + MessageColumns.SUBJECT + " text, "
158            + MessageColumns.FLAG_READ + " integer, "
159            + MessageColumns.FLAG_LOADED + " integer, "
160            + MessageColumns.FLAG_FAVORITE + " integer, "
161            + MessageColumns.FLAG_ATTACHMENT + " integer, "
162            + MessageColumns.FLAGS + " integer, "
163            + MessageColumns.DRAFT_INFO + " integer, "
164            + MessageColumns.MESSAGE_ID + " text, "
165            + MessageColumns.MAILBOX_KEY + " integer, "
166            + MessageColumns.ACCOUNT_KEY + " integer, "
167            + MessageColumns.FROM_LIST + " text, "
168            + MessageColumns.TO_LIST + " text, "
169            + MessageColumns.CC_LIST + " text, "
170            + MessageColumns.BCC_LIST + " text, "
171            + MessageColumns.REPLY_TO_LIST + " text, "
172            + MessageColumns.MEETING_INFO + " text, "
173            + MessageColumns.SNIPPET + " text, "
174            + MessageColumns.PROTOCOL_SEARCH_INFO + " text, "
175            + MessageColumns.THREAD_TOPIC + " text"
176            + ");";
177
178        // This String and the following String MUST have the same columns, except for the type
179        // of those columns!
180        String createString = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
181            + SyncColumns.SERVER_ID + " text, "
182            + SyncColumns.SERVER_TIMESTAMP + " integer, "
183            + messageColumns;
184
185        // For the updated and deleted tables, the id is assigned, but we do want to keep track
186        // of the ORDER of updates using an autoincrement primary key.  We use the DATA column
187        // at this point; it has no other function
188        String altCreateString = " (" + EmailContent.RECORD_ID + " integer unique, "
189            + SyncColumns.SERVER_ID + " text, "
190            + SyncColumns.SERVER_TIMESTAMP + " integer, "
191            + messageColumns;
192
193        // The three tables have the same schema
194        db.execSQL("create table " + Message.TABLE_NAME + createString);
195        db.execSQL("create table " + Message.UPDATED_TABLE_NAME + altCreateString);
196        db.execSQL("create table " + Message.DELETED_TABLE_NAME + altCreateString);
197
198        String indexColumns[] = {
199            MessageColumns.TIMESTAMP,
200            MessageColumns.FLAG_READ,
201            MessageColumns.FLAG_LOADED,
202            MessageColumns.MAILBOX_KEY,
203            SyncColumns.SERVER_ID
204        };
205
206        for (String columnName : indexColumns) {
207            db.execSQL(createIndex(Message.TABLE_NAME, columnName));
208        }
209
210        // Deleting a Message deletes all associated Attachments
211        // Deleting the associated Body cannot be done in a trigger, because the Body is stored
212        // in a separate database, and trigger cannot operate on attached databases.
213        db.execSQL("create trigger message_delete before delete on " + Message.TABLE_NAME +
214                " begin delete from " + Attachment.TABLE_NAME +
215                "  where " + AttachmentColumns.MESSAGE_KEY + "=old." + EmailContent.RECORD_ID +
216                "; end");
217
218        // Add triggers to keep unread count accurate per mailbox
219
220        // NOTE: SQLite's before triggers are not safe when recursive triggers are involved.
221        // Use caution when changing them.
222
223        // Insert a message; if flagRead is zero, add to the unread count of the message's mailbox
224        db.execSQL("create trigger unread_message_insert before insert on " + Message.TABLE_NAME +
225                " when NEW." + MessageColumns.FLAG_READ + "=0" +
226                " begin update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.UNREAD_COUNT +
227                '=' + MailboxColumns.UNREAD_COUNT + "+1" +
228                "  where " + EmailContent.RECORD_ID + "=NEW." + MessageColumns.MAILBOX_KEY +
229                "; end");
230
231        // Delete a message; if flagRead is zero, decrement the unread count of the msg's mailbox
232        db.execSQL("create trigger unread_message_delete before delete on " + Message.TABLE_NAME +
233                " when OLD." + MessageColumns.FLAG_READ + "=0" +
234                " begin update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.UNREAD_COUNT +
235                '=' + MailboxColumns.UNREAD_COUNT + "-1" +
236                "  where " + EmailContent.RECORD_ID + "=OLD." + MessageColumns.MAILBOX_KEY +
237                "; end");
238
239        // Change a message's mailbox
240        db.execSQL("create trigger unread_message_move before update of " +
241                MessageColumns.MAILBOX_KEY + " on " + Message.TABLE_NAME +
242                " when OLD." + MessageColumns.FLAG_READ + "=0" +
243                " begin update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.UNREAD_COUNT +
244                '=' + MailboxColumns.UNREAD_COUNT + "-1" +
245                "  where " + EmailContent.RECORD_ID + "=OLD." + MessageColumns.MAILBOX_KEY +
246                "; update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.UNREAD_COUNT +
247                '=' + MailboxColumns.UNREAD_COUNT + "+1" +
248                " where " + EmailContent.RECORD_ID + "=NEW." + MessageColumns.MAILBOX_KEY +
249                "; end");
250
251        // Change a message's read state
252        db.execSQL("create trigger unread_message_read before update of " +
253                MessageColumns.FLAG_READ + " on " + Message.TABLE_NAME +
254                " when OLD." + MessageColumns.FLAG_READ + "!=NEW." + MessageColumns.FLAG_READ +
255                " begin update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.UNREAD_COUNT +
256                '=' + MailboxColumns.UNREAD_COUNT + "+ case OLD." + MessageColumns.FLAG_READ +
257                " when 0 then -1 else 1 end" +
258                "  where " + EmailContent.RECORD_ID + "=OLD." + MessageColumns.MAILBOX_KEY +
259                "; end");
260
261        // Add triggers to update message count per mailbox
262
263        // Insert a message.
264        db.execSQL("create trigger message_count_message_insert after insert on " +
265                Message.TABLE_NAME +
266                " begin update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.MESSAGE_COUNT +
267                '=' + MailboxColumns.MESSAGE_COUNT + "+1" +
268                "  where " + EmailContent.RECORD_ID + "=NEW." + MessageColumns.MAILBOX_KEY +
269                "; end");
270
271        // Delete a message; if flagRead is zero, decrement the unread count of the msg's mailbox
272        db.execSQL("create trigger message_count_message_delete after delete on " +
273                Message.TABLE_NAME +
274                " begin update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.MESSAGE_COUNT +
275                '=' + MailboxColumns.MESSAGE_COUNT + "-1" +
276                "  where " + EmailContent.RECORD_ID + "=OLD." + MessageColumns.MAILBOX_KEY +
277                "; end");
278
279        // Change a message's mailbox
280        db.execSQL("create trigger message_count_message_move after update of " +
281                MessageColumns.MAILBOX_KEY + " on " + Message.TABLE_NAME +
282                " begin update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.MESSAGE_COUNT +
283                '=' + MailboxColumns.MESSAGE_COUNT + "-1" +
284                "  where " + EmailContent.RECORD_ID + "=OLD." + MessageColumns.MAILBOX_KEY +
285                "; update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.MESSAGE_COUNT +
286                '=' + MailboxColumns.MESSAGE_COUNT + "+1" +
287                " where " + EmailContent.RECORD_ID + "=NEW." + MessageColumns.MAILBOX_KEY +
288                "; end");
289    }
290
291    static void resetMessageTable(SQLiteDatabase db, int oldVersion, int newVersion) {
292        try {
293            db.execSQL("drop table " + Message.TABLE_NAME);
294            db.execSQL("drop table " + Message.UPDATED_TABLE_NAME);
295            db.execSQL("drop table " + Message.DELETED_TABLE_NAME);
296        } catch (SQLException e) {
297        }
298        createMessageTable(db);
299    }
300
301    @SuppressWarnings("deprecation")
302    static void createAccountTable(SQLiteDatabase db) {
303        String s = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
304            + AccountColumns.DISPLAY_NAME + " text, "
305            + AccountColumns.EMAIL_ADDRESS + " text, "
306            + AccountColumns.SYNC_KEY + " text, "
307            + AccountColumns.SYNC_LOOKBACK + " integer, "
308            + AccountColumns.SYNC_INTERVAL + " text, "
309            + AccountColumns.HOST_AUTH_KEY_RECV + " integer, "
310            + AccountColumns.HOST_AUTH_KEY_SEND + " integer, "
311            + AccountColumns.FLAGS + " integer, "
312            + AccountColumns.IS_DEFAULT + " integer, "
313            + AccountColumns.COMPATIBILITY_UUID + " text, "
314            + AccountColumns.SENDER_NAME + " text, "
315            + AccountColumns.RINGTONE_URI + " text, "
316            + AccountColumns.PROTOCOL_VERSION + " text, "
317            + AccountColumns.NEW_MESSAGE_COUNT + " integer, "
318            + AccountColumns.SECURITY_FLAGS + " integer, "
319            + AccountColumns.SECURITY_SYNC_KEY + " text, "
320            + AccountColumns.SIGNATURE + " text, "
321            + AccountColumns.POLICY_KEY + " integer"
322            + ");";
323        db.execSQL("create table " + Account.TABLE_NAME + s);
324        // Deleting an account deletes associated Mailboxes and HostAuth's
325        db.execSQL(TRIGGER_ACCOUNT_DELETE);
326    }
327
328    static void resetAccountTable(SQLiteDatabase db, int oldVersion, int newVersion) {
329        try {
330            db.execSQL("drop table " +  Account.TABLE_NAME);
331        } catch (SQLException e) {
332        }
333        createAccountTable(db);
334    }
335
336    static void createPolicyTable(SQLiteDatabase db) {
337        String s = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
338            + PolicyColumns.PASSWORD_MODE + " integer, "
339            + PolicyColumns.PASSWORD_MIN_LENGTH + " integer, "
340            + PolicyColumns.PASSWORD_EXPIRATION_DAYS + " integer, "
341            + PolicyColumns.PASSWORD_HISTORY + " integer, "
342            + PolicyColumns.PASSWORD_COMPLEX_CHARS + " integer, "
343            + PolicyColumns.PASSWORD_MAX_FAILS + " integer, "
344            + PolicyColumns.MAX_SCREEN_LOCK_TIME + " integer, "
345            + PolicyColumns.REQUIRE_REMOTE_WIPE + " integer, "
346            + PolicyColumns.REQUIRE_ENCRYPTION + " integer, "
347            + PolicyColumns.REQUIRE_ENCRYPTION_EXTERNAL + " integer, "
348            + PolicyColumns.REQUIRE_MANUAL_SYNC_WHEN_ROAMING + " integer, "
349            + PolicyColumns.DONT_ALLOW_CAMERA + " integer, "
350            + PolicyColumns.DONT_ALLOW_ATTACHMENTS + " integer, "
351            + PolicyColumns.DONT_ALLOW_HTML + " integer, "
352            + PolicyColumns.MAX_ATTACHMENT_SIZE + " integer, "
353            + PolicyColumns.MAX_TEXT_TRUNCATION_SIZE + " integer, "
354            + PolicyColumns.MAX_HTML_TRUNCATION_SIZE + " integer, "
355            + PolicyColumns.MAX_EMAIL_LOOKBACK + " integer, "
356            + PolicyColumns.MAX_CALENDAR_LOOKBACK + " integer, "
357            + PolicyColumns.PASSWORD_RECOVERY_ENABLED + " integer, "
358            + PolicyColumns.PROTOCOL_POLICIES_ENFORCED + " text, "
359            + PolicyColumns.PROTOCOL_POLICIES_UNSUPPORTED + " text"
360            + ");";
361        db.execSQL("create table " + Policy.TABLE_NAME + s);
362    }
363
364    static void createHostAuthTable(SQLiteDatabase db) {
365        String s = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
366            + HostAuthColumns.PROTOCOL + " text, "
367            + HostAuthColumns.ADDRESS + " text, "
368            + HostAuthColumns.PORT + " integer, "
369            + HostAuthColumns.FLAGS + " integer, "
370            + HostAuthColumns.LOGIN + " text, "
371            + HostAuthColumns.PASSWORD + " text, "
372            + HostAuthColumns.DOMAIN + " text, "
373            + HostAuthColumns.ACCOUNT_KEY + " integer,"
374            + HostAuthColumns.CLIENT_CERT_ALIAS + " text"
375            + ");";
376        db.execSQL("create table " + HostAuth.TABLE_NAME + s);
377    }
378
379    static void resetHostAuthTable(SQLiteDatabase db, int oldVersion, int newVersion) {
380        try {
381            db.execSQL("drop table " + HostAuth.TABLE_NAME);
382        } catch (SQLException e) {
383        }
384        createHostAuthTable(db);
385    }
386
387    static void createMailboxTable(SQLiteDatabase db) {
388        String s = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
389            + MailboxColumns.DISPLAY_NAME + " text, "
390            + MailboxColumns.SERVER_ID + " text, "
391            + MailboxColumns.PARENT_SERVER_ID + " text, "
392            + MailboxColumns.PARENT_KEY + " integer, "
393            + MailboxColumns.ACCOUNT_KEY + " integer, "
394            + MailboxColumns.TYPE + " integer, "
395            + MailboxColumns.DELIMITER + " integer, "
396            + MailboxColumns.SYNC_KEY + " text, "
397            + MailboxColumns.SYNC_LOOKBACK + " integer, "
398            + MailboxColumns.SYNC_INTERVAL + " integer, "
399            + MailboxColumns.SYNC_TIME + " integer, "
400            + MailboxColumns.UNREAD_COUNT + " integer, "
401            + MailboxColumns.FLAG_VISIBLE + " integer, "
402            + MailboxColumns.FLAGS + " integer, "
403            + MailboxColumns.VISIBLE_LIMIT + " integer, "
404            + MailboxColumns.SYNC_STATUS + " text, "
405            + MailboxColumns.MESSAGE_COUNT + " integer not null default 0, "
406            + MailboxColumns.LAST_TOUCHED_TIME + " integer default 0, "
407            + MailboxColumns.UI_SYNC_STATUS + " integer default 0, "
408            + MailboxColumns.UI_LAST_SYNC_RESULT + " integer default 0, "
409            + MailboxColumns.LAST_NOTIFIED_MESSAGE_KEY + " integer not null default 0, "
410            + MailboxColumns.LAST_NOTIFIED_MESSAGE_COUNT + " integer not null default 0, "
411            + MailboxColumns.TOTAL_COUNT + " integer, "
412            + MailboxColumns.HIERARCHICAL_NAME + " text"
413            + ");";
414        db.execSQL("create table " + Mailbox.TABLE_NAME + s);
415        db.execSQL("create index mailbox_" + MailboxColumns.SERVER_ID
416                + " on " + Mailbox.TABLE_NAME + " (" + MailboxColumns.SERVER_ID + ")");
417        db.execSQL("create index mailbox_" + MailboxColumns.ACCOUNT_KEY
418                + " on " + Mailbox.TABLE_NAME + " (" + MailboxColumns.ACCOUNT_KEY + ")");
419        // Deleting a Mailbox deletes associated Messages in all three tables
420        db.execSQL(TRIGGER_MAILBOX_DELETE);
421    }
422
423    static void resetMailboxTable(SQLiteDatabase db, int oldVersion, int newVersion) {
424        try {
425            db.execSQL("drop table " + Mailbox.TABLE_NAME);
426        } catch (SQLException e) {
427        }
428        createMailboxTable(db);
429    }
430
431    static void createAttachmentTable(SQLiteDatabase db) {
432        String s = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
433            + AttachmentColumns.FILENAME + " text, "
434            + AttachmentColumns.MIME_TYPE + " text, "
435            + AttachmentColumns.SIZE + " integer, "
436            + AttachmentColumns.CONTENT_ID + " text, "
437            + AttachmentColumns.CONTENT_URI + " text, "
438            + AttachmentColumns.MESSAGE_KEY + " integer, "
439            + AttachmentColumns.LOCATION + " text, "
440            + AttachmentColumns.ENCODING + " text, "
441            + AttachmentColumns.CONTENT + " text, "
442            + AttachmentColumns.FLAGS + " integer, "
443            + AttachmentColumns.CONTENT_BYTES + " blob, "
444            + AttachmentColumns.ACCOUNT_KEY + " integer, "
445            + AttachmentColumns.UI_STATE + " integer, "
446            + AttachmentColumns.UI_DESTINATION + " integer, "
447            + AttachmentColumns.UI_DOWNLOADED_SIZE + " integer"
448            + ");";
449        db.execSQL("create table " + Attachment.TABLE_NAME + s);
450        db.execSQL(createIndex(Attachment.TABLE_NAME, AttachmentColumns.MESSAGE_KEY));
451    }
452
453    static void resetAttachmentTable(SQLiteDatabase db, int oldVersion, int newVersion) {
454        try {
455            db.execSQL("drop table " + Attachment.TABLE_NAME);
456        } catch (SQLException e) {
457        }
458        createAttachmentTable(db);
459    }
460
461    static void createQuickResponseTable(SQLiteDatabase db) {
462        String s = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
463                + QuickResponseColumns.TEXT + " text, "
464                + QuickResponseColumns.ACCOUNT_KEY + " integer"
465                + ");";
466        db.execSQL("create table " + QuickResponse.TABLE_NAME + s);
467    }
468
469    static void createBodyTable(SQLiteDatabase db) {
470        String s = " (" + EmailContent.RECORD_ID + " integer primary key autoincrement, "
471            + BodyColumns.MESSAGE_KEY + " integer, "
472            + BodyColumns.HTML_CONTENT + " text, "
473            + BodyColumns.TEXT_CONTENT + " text, "
474            + BodyColumns.HTML_REPLY + " text, "
475            + BodyColumns.TEXT_REPLY + " text, "
476            + BodyColumns.SOURCE_MESSAGE_KEY + " text, "
477            + BodyColumns.INTRO_TEXT + " text, "
478            + BodyColumns.QUOTED_TEXT_START_POS + " integer"
479            + ");";
480        db.execSQL("create table " + Body.TABLE_NAME + s);
481        db.execSQL(createIndex(Body.TABLE_NAME, BodyColumns.MESSAGE_KEY));
482    }
483
484    static void upgradeBodyTable(SQLiteDatabase db, int oldVersion, int newVersion) {
485        if (oldVersion < 5) {
486            try {
487                db.execSQL("drop table " + Body.TABLE_NAME);
488                createBodyTable(db);
489                oldVersion = 5;
490            } catch (SQLException e) {
491            }
492        }
493        if (oldVersion == 5) {
494            try {
495                db.execSQL("alter table " + Body.TABLE_NAME
496                        + " add " + BodyColumns.INTRO_TEXT + " text");
497            } catch (SQLException e) {
498                // Shouldn't be needed unless we're debugging and interrupt the process
499                Log.w(TAG, "Exception upgrading EmailProviderBody.db from v5 to v6", e);
500            }
501            oldVersion = 6;
502        }
503        if (oldVersion == 6 || oldVersion == 7) {
504            try {
505                db.execSQL("alter table " + Body.TABLE_NAME
506                        + " add " + BodyColumns.QUOTED_TEXT_START_POS + " integer");
507            } catch (SQLException e) {
508                // Shouldn't be needed unless we're debugging and interrupt the process
509                Log.w(TAG, "Exception upgrading EmailProviderBody.db from v6 to v8", e);
510            }
511            oldVersion = 8;
512        }
513        if (oldVersion == 8) {
514            // Move to Email2 version
515            oldVersion = 100;
516        }
517    }
518
519    protected static class BodyDatabaseHelper extends SQLiteOpenHelper {
520        BodyDatabaseHelper(Context context, String name) {
521            super(context, name, null, BODY_DATABASE_VERSION);
522        }
523
524        @Override
525        public void onCreate(SQLiteDatabase db) {
526            Log.d(TAG, "Creating EmailProviderBody database");
527            createBodyTable(db);
528        }
529
530        @Override
531        public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
532            upgradeBodyTable(db, oldVersion, newVersion);
533        }
534
535        @Override
536        public void onOpen(SQLiteDatabase db) {
537        }
538    }
539
540    /** Counts the number of messages in each mailbox, and updates the message count column. */
541    @VisibleForTesting
542    static void recalculateMessageCount(SQLiteDatabase db) {
543        db.execSQL("update " + Mailbox.TABLE_NAME + " set " + MailboxColumns.MESSAGE_COUNT +
544                "= (select count(*) from " + Message.TABLE_NAME +
545                " where " + Message.MAILBOX_KEY + " = " +
546                    Mailbox.TABLE_NAME + "." + EmailContent.RECORD_ID + ")");
547    }
548
549    protected static class DatabaseHelper extends SQLiteOpenHelper {
550        Context mContext;
551
552        DatabaseHelper(Context context, String name) {
553            super(context, name, null, DATABASE_VERSION);
554            mContext = context;
555        }
556
557        @Override
558        public void onCreate(SQLiteDatabase db) {
559            Log.d(TAG, "Creating EmailProvider database");
560            // Create all tables here; each class has its own method
561            createMessageTable(db);
562            createAttachmentTable(db);
563            createMailboxTable(db);
564            createHostAuthTable(db);
565            createAccountTable(db);
566            createPolicyTable(db);
567            createQuickResponseTable(db);
568        }
569
570        public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) {
571            if (oldVersion == 101 && newVersion == 100) {
572                Log.d(TAG, "Downgrade from v101 to v100");
573            } else {
574                super.onDowngrade(db, oldVersion, newVersion);
575            }
576        }
577
578        @Override
579        @SuppressWarnings("deprecation")
580        public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
581            // For versions prior to 5, delete all data
582            // Versions >= 5 require that data be preserved!
583            if (oldVersion < 5) {
584                android.accounts.Account[] accounts = AccountManager.get(mContext)
585                        .getAccountsByType(AccountManagerTypes.TYPE_EXCHANGE);
586                for (android.accounts.Account account: accounts) {
587                    AccountManager.get(mContext).removeAccount(account, null, null);
588                }
589                resetMessageTable(db, oldVersion, newVersion);
590                resetAttachmentTable(db, oldVersion, newVersion);
591                resetMailboxTable(db, oldVersion, newVersion);
592                resetHostAuthTable(db, oldVersion, newVersion);
593                resetAccountTable(db, oldVersion, newVersion);
594                return;
595            }
596            if (oldVersion == 5) {
597                // Message Tables: Add SyncColumns.SERVER_TIMESTAMP
598                try {
599                    db.execSQL("alter table " + Message.TABLE_NAME
600                            + " add column " + SyncColumns.SERVER_TIMESTAMP + " integer" + ";");
601                    db.execSQL("alter table " + Message.UPDATED_TABLE_NAME
602                            + " add column " + SyncColumns.SERVER_TIMESTAMP + " integer" + ";");
603                    db.execSQL("alter table " + Message.DELETED_TABLE_NAME
604                            + " add column " + SyncColumns.SERVER_TIMESTAMP + " integer" + ";");
605                } catch (SQLException e) {
606                    // Shouldn't be needed unless we're debugging and interrupt the process
607                    Log.w(TAG, "Exception upgrading EmailProvider.db from v5 to v6", e);
608                }
609                oldVersion = 6;
610            }
611            if (oldVersion == 6) {
612                // Use the newer mailbox_delete trigger
613                db.execSQL("drop trigger mailbox_delete;");
614                db.execSQL(TRIGGER_MAILBOX_DELETE);
615                oldVersion = 7;
616            }
617            if (oldVersion == 7) {
618                // add the security (provisioning) column
619                try {
620                    db.execSQL("alter table " + Account.TABLE_NAME
621                            + " add column " + AccountColumns.SECURITY_FLAGS + " integer" + ";");
622                } catch (SQLException e) {
623                    // Shouldn't be needed unless we're debugging and interrupt the process
624                    Log.w(TAG, "Exception upgrading EmailProvider.db from 7 to 8 " + e);
625                }
626                oldVersion = 8;
627            }
628            if (oldVersion == 8) {
629                // accounts: add security sync key & user signature columns
630                try {
631                    db.execSQL("alter table " + Account.TABLE_NAME
632                            + " add column " + AccountColumns.SECURITY_SYNC_KEY + " text" + ";");
633                    db.execSQL("alter table " + Account.TABLE_NAME
634                            + " add column " + AccountColumns.SIGNATURE + " text" + ";");
635                } catch (SQLException e) {
636                    // Shouldn't be needed unless we're debugging and interrupt the process
637                    Log.w(TAG, "Exception upgrading EmailProvider.db from 8 to 9 " + e);
638                }
639                oldVersion = 9;
640            }
641            if (oldVersion == 9) {
642                // Message: add meeting info column into Message tables
643                try {
644                    db.execSQL("alter table " + Message.TABLE_NAME
645                            + " add column " + MessageColumns.MEETING_INFO + " text" + ";");
646                    db.execSQL("alter table " + Message.UPDATED_TABLE_NAME
647                            + " add column " + MessageColumns.MEETING_INFO + " text" + ";");
648                    db.execSQL("alter table " + Message.DELETED_TABLE_NAME
649                            + " add column " + MessageColumns.MEETING_INFO + " text" + ";");
650                } catch (SQLException e) {
651                    // Shouldn't be needed unless we're debugging and interrupt the process
652                    Log.w(TAG, "Exception upgrading EmailProvider.db from 9 to 10 " + e);
653                }
654                oldVersion = 10;
655            }
656            if (oldVersion == 10) {
657                // Attachment: add content and flags columns
658                try {
659                    db.execSQL("alter table " + Attachment.TABLE_NAME
660                            + " add column " + AttachmentColumns.CONTENT + " text" + ";");
661                    db.execSQL("alter table " + Attachment.TABLE_NAME
662                            + " add column " + AttachmentColumns.FLAGS + " integer" + ";");
663                } catch (SQLException e) {
664                    // Shouldn't be needed unless we're debugging and interrupt the process
665                    Log.w(TAG, "Exception upgrading EmailProvider.db from 10 to 11 " + e);
666                }
667                oldVersion = 11;
668            }
669            if (oldVersion == 11) {
670                // Attachment: add content_bytes
671                try {
672                    db.execSQL("alter table " + Attachment.TABLE_NAME
673                            + " add column " + AttachmentColumns.CONTENT_BYTES + " blob" + ";");
674                } catch (SQLException e) {
675                    // Shouldn't be needed unless we're debugging and interrupt the process
676                    Log.w(TAG, "Exception upgrading EmailProvider.db from 11 to 12 " + e);
677                }
678                oldVersion = 12;
679            }
680            if (oldVersion == 12) {
681                try {
682                    db.execSQL("alter table " + Mailbox.TABLE_NAME
683                            + " add column " + Mailbox.MESSAGE_COUNT
684                                    +" integer not null default 0" + ";");
685                    recalculateMessageCount(db);
686                } catch (SQLException e) {
687                    // Shouldn't be needed unless we're debugging and interrupt the process
688                    Log.w(TAG, "Exception upgrading EmailProvider.db from 12 to 13 " + e);
689                }
690                oldVersion = 13;
691            }
692            if (oldVersion == 13) {
693                try {
694                    db.execSQL("alter table " + Message.TABLE_NAME
695                            + " add column " + Message.SNIPPET
696                                    +" text" + ";");
697                } catch (SQLException e) {
698                    // Shouldn't be needed unless we're debugging and interrupt the process
699                    Log.w(TAG, "Exception upgrading EmailProvider.db from 13 to 14 " + e);
700                }
701                oldVersion = 14;
702            }
703            if (oldVersion == 14) {
704                try {
705                    db.execSQL("alter table " + Message.DELETED_TABLE_NAME
706                            + " add column " + Message.SNIPPET +" text" + ";");
707                    db.execSQL("alter table " + Message.UPDATED_TABLE_NAME
708                            + " add column " + Message.SNIPPET +" text" + ";");
709                } catch (SQLException e) {
710                    // Shouldn't be needed unless we're debugging and interrupt the process
711                    Log.w(TAG, "Exception upgrading EmailProvider.db from 14 to 15 " + e);
712                }
713                oldVersion = 15;
714            }
715            if (oldVersion == 15) {
716                try {
717                    db.execSQL("alter table " + Attachment.TABLE_NAME
718                            + " add column " + Attachment.ACCOUNT_KEY +" integer" + ";");
719                    // Update all existing attachments to add the accountKey data
720                    db.execSQL("update " + Attachment.TABLE_NAME + " set " +
721                            Attachment.ACCOUNT_KEY + "= (SELECT " + Message.TABLE_NAME + "." +
722                            Message.ACCOUNT_KEY + " from " + Message.TABLE_NAME + " where " +
723                            Message.TABLE_NAME + "." + Message.RECORD_ID + " = " +
724                            Attachment.TABLE_NAME + "." + Attachment.MESSAGE_KEY + ")");
725                } catch (SQLException e) {
726                    // Shouldn't be needed unless we're debugging and interrupt the process
727                    Log.w(TAG, "Exception upgrading EmailProvider.db from 15 to 16 " + e);
728                }
729                oldVersion = 16;
730            }
731            if (oldVersion == 16) {
732                try {
733                    db.execSQL("alter table " + Mailbox.TABLE_NAME
734                            + " add column " + Mailbox.PARENT_KEY + " integer;");
735                } catch (SQLException e) {
736                    // Shouldn't be needed unless we're debugging and interrupt the process
737                    Log.w(TAG, "Exception upgrading EmailProvider.db from 16 to 17 " + e);
738                }
739                oldVersion = 17;
740            }
741            if (oldVersion == 17) {
742                upgradeFromVersion17ToVersion18(db);
743                oldVersion = 18;
744            }
745            if (oldVersion == 18) {
746                try {
747                    db.execSQL("alter table " + Account.TABLE_NAME
748                            + " add column " + Account.POLICY_KEY + " integer;");
749                    db.execSQL("drop trigger account_delete;");
750                    db.execSQL(TRIGGER_ACCOUNT_DELETE);
751                    createPolicyTable(db);
752                    convertPolicyFlagsToPolicyTable(db);
753                } catch (SQLException e) {
754                    // Shouldn't be needed unless we're debugging and interrupt the process
755                    Log.w(TAG, "Exception upgrading EmailProvider.db from 18 to 19 " + e);
756                }
757                oldVersion = 19;
758            }
759            if (oldVersion == 19) {
760                try {
761                    db.execSQL("alter table " + Policy.TABLE_NAME
762                            + " add column " + PolicyColumns.REQUIRE_MANUAL_SYNC_WHEN_ROAMING +
763                            " integer;");
764                    db.execSQL("alter table " + Policy.TABLE_NAME
765                            + " add column " + PolicyColumns.DONT_ALLOW_CAMERA + " integer;");
766                    db.execSQL("alter table " + Policy.TABLE_NAME
767                            + " add column " + PolicyColumns.DONT_ALLOW_ATTACHMENTS + " integer;");
768                    db.execSQL("alter table " + Policy.TABLE_NAME
769                            + " add column " + PolicyColumns.DONT_ALLOW_HTML + " integer;");
770                    db.execSQL("alter table " + Policy.TABLE_NAME
771                            + " add column " + PolicyColumns.MAX_ATTACHMENT_SIZE + " integer;");
772                    db.execSQL("alter table " + Policy.TABLE_NAME
773                            + " add column " + PolicyColumns.MAX_TEXT_TRUNCATION_SIZE +
774                            " integer;");
775                    db.execSQL("alter table " + Policy.TABLE_NAME
776                            + " add column " + PolicyColumns.MAX_HTML_TRUNCATION_SIZE +
777                            " integer;");
778                    db.execSQL("alter table " + Policy.TABLE_NAME
779                            + " add column " + PolicyColumns.MAX_EMAIL_LOOKBACK + " integer;");
780                    db.execSQL("alter table " + Policy.TABLE_NAME
781                            + " add column " + PolicyColumns.MAX_CALENDAR_LOOKBACK + " integer;");
782                    db.execSQL("alter table " + Policy.TABLE_NAME
783                            + " add column " + PolicyColumns.PASSWORD_RECOVERY_ENABLED +
784                            " integer;");
785                } catch (SQLException e) {
786                    // Shouldn't be needed unless we're debugging and interrupt the process
787                    Log.w(TAG, "Exception upgrading EmailProvider.db from 19 to 20 " + e);
788                }
789                oldVersion = 20;
790            }
791            if (oldVersion == 20) {
792                oldVersion = 21;
793            }
794            if (oldVersion == 21) {
795                upgradeFromVersion21ToVersion22(db, mContext);
796                oldVersion = 22;
797            }
798            if (oldVersion == 22) {
799                upgradeFromVersion22ToVersion23(db);
800                oldVersion = 23;
801            }
802            if (oldVersion == 23) {
803                upgradeFromVersion23ToVersion24(db);
804                oldVersion = 24;
805            }
806            if (oldVersion == 24) {
807                upgradeFromVersion24ToVersion25(db);
808                oldVersion = 25;
809            }
810            if (oldVersion == 25) {
811                upgradeFromVersion25ToVersion26(db);
812                oldVersion = 26;
813            }
814            if (oldVersion == 26) {
815                try {
816                    db.execSQL("alter table " + Message.TABLE_NAME
817                            + " add column " + Message.PROTOCOL_SEARCH_INFO + " text;");
818                    db.execSQL("alter table " + Message.DELETED_TABLE_NAME
819                            + " add column " + Message.PROTOCOL_SEARCH_INFO +" text" + ";");
820                    db.execSQL("alter table " + Message.UPDATED_TABLE_NAME
821                            + " add column " + Message.PROTOCOL_SEARCH_INFO +" text" + ";");
822                } catch (SQLException e) {
823                    // Shouldn't be needed unless we're debugging and interrupt the process
824                    Log.w(TAG, "Exception upgrading EmailProvider.db from 26 to 27 " + e);
825                }
826                oldVersion = 27;
827            }
828            if (oldVersion == 27) {
829                oldVersion = 28;
830            }
831            if (oldVersion == 28) {
832                try {
833                    db.execSQL("alter table " + Policy.TABLE_NAME
834                            + " add column " + Policy.PROTOCOL_POLICIES_ENFORCED + " text;");
835                    db.execSQL("alter table " + Policy.TABLE_NAME
836                            + " add column " + Policy.PROTOCOL_POLICIES_UNSUPPORTED + " text;");
837                } catch (SQLException e) {
838                    // Shouldn't be needed unless we're debugging and interrupt the process
839                    Log.w(TAG, "Exception upgrading EmailProvider.db from 28 to 29 " + e);
840                }
841                oldVersion = 29;
842            }
843            if (oldVersion == 29) {
844                upgradeFromVersion29ToVersion30(db);
845                oldVersion = 30;
846            }
847            if (oldVersion == 30) {
848                try {
849                    db.execSQL("alter table " + Mailbox.TABLE_NAME
850                            + " add column " + Mailbox.UI_SYNC_STATUS + " integer;");
851                    db.execSQL("alter table " + Mailbox.TABLE_NAME
852                            + " add column " + Mailbox.UI_LAST_SYNC_RESULT + " integer;");
853                } catch (SQLException e) {
854                    // Shouldn't be needed unless we're debugging and interrupt the process
855                    Log.w(TAG, "Exception upgrading EmailProvider.db from 30 to 31 " + e);
856                }
857                oldVersion = 31;
858            }
859            if (oldVersion == 31) {
860                try {
861                    db.execSQL("alter table " + Mailbox.TABLE_NAME
862                            + " add column " + Mailbox.LAST_NOTIFIED_MESSAGE_KEY + " integer;");
863                    db.execSQL("alter table " + Mailbox.TABLE_NAME
864                            + " add column " + Mailbox.LAST_NOTIFIED_MESSAGE_COUNT + " integer;");
865                    db.execSQL("update Mailbox set " + Mailbox.LAST_NOTIFIED_MESSAGE_KEY +
866                            "=0 where " + Mailbox.LAST_NOTIFIED_MESSAGE_KEY + " IS NULL");
867                    db.execSQL("update Mailbox set " + Mailbox.LAST_NOTIFIED_MESSAGE_COUNT +
868                            "=0 where " + Mailbox.LAST_NOTIFIED_MESSAGE_COUNT + " IS NULL");
869                } catch (SQLException e) {
870                    // Shouldn't be needed unless we're debugging and interrupt the process
871                    Log.w(TAG, "Exception upgrading EmailProvider.db from 31 to 32 " + e);
872                }
873                oldVersion = 32;
874            }
875            if (oldVersion == 32) {
876                try {
877                    db.execSQL("alter table " + Attachment.TABLE_NAME
878                            + " add column " + Attachment.UI_STATE + " integer;");
879                    db.execSQL("alter table " + Attachment.TABLE_NAME
880                            + " add column " + Attachment.UI_DESTINATION + " integer;");
881                    db.execSQL("alter table " + Attachment.TABLE_NAME
882                            + " add column " + Attachment.UI_DOWNLOADED_SIZE + " integer;");
883                    // If we have a contentUri then the attachment is saved
884                    // uiDestination of 0 = "cache", so we don't have to set this
885                    db.execSQL("update " + Attachment.TABLE_NAME + " set " + Attachment.UI_STATE +
886                            "=" + UIProvider.AttachmentState.SAVED + " where " +
887                            AttachmentColumns.CONTENT_URI + " is not null;");
888                } catch (SQLException e) {
889                    // Shouldn't be needed unless we're debugging and interrupt the process
890                    Log.w(TAG, "Exception upgrading EmailProvider.db from 32 to 33 " + e);
891                }
892                oldVersion = 33;
893            }
894            if (oldVersion == 33) {
895                try {
896                    db.execSQL("alter table " + Mailbox.TABLE_NAME
897                            + " add column " + MailboxColumns.TOTAL_COUNT + " integer;");
898                } catch (SQLException e) {
899                    // Shouldn't be needed unless we're debugging and interrupt the process
900                    Log.w(TAG, "Exception upgrading EmailProvider.db from 33 to 34 " + e);
901                }
902                oldVersion = 34;
903            }
904            if (oldVersion == 34) {
905                try {
906                    db.execSQL("update " + Mailbox.TABLE_NAME + " set " +
907                            MailboxColumns.LAST_TOUCHED_TIME + " = " +
908                            Mailbox.DRAFTS_DEFAULT_TOUCH_TIME + " WHERE " + MailboxColumns.TYPE +
909                            " = " + Mailbox.TYPE_DRAFTS);
910                    db.execSQL("update " + Mailbox.TABLE_NAME + " set " +
911                            MailboxColumns.LAST_TOUCHED_TIME + " = " +
912                            Mailbox.SENT_DEFAULT_TOUCH_TIME + " WHERE " + MailboxColumns.TYPE +
913                            " = " + Mailbox.TYPE_SENT);
914                } catch (SQLException e) {
915                    // Shouldn't be needed unless we're debugging and interrupt the process
916                    Log.w(TAG, "Exception upgrading EmailProvider.db from 34 to 35 " + e);
917                }
918                oldVersion = 35;
919            }
920            if (oldVersion == 35 || oldVersion == 36) {
921                try {
922                    // Set "supports settings" for EAS mailboxes
923                    db.execSQL("update " + Mailbox.TABLE_NAME + " set " +
924                            MailboxColumns.FLAGS + "=" + MailboxColumns.FLAGS + "|" +
925                            Mailbox.FLAG_SUPPORTS_SETTINGS + " where (" +
926                            MailboxColumns.FLAGS + "&" + Mailbox.FLAG_HOLDS_MAIL + ")!=0 and " +
927                            MailboxColumns.ACCOUNT_KEY + " IN (SELECT " + Account.TABLE_NAME +
928                            "." + AccountColumns.ID + " from " + Account.TABLE_NAME + "," +
929                            HostAuth.TABLE_NAME + " where " + Account.TABLE_NAME + "." +
930                            AccountColumns.HOST_AUTH_KEY_RECV + "=" + HostAuth.TABLE_NAME + "." +
931                            HostAuthColumns.ID + " and " + HostAuthColumns.PROTOCOL + "='" +
932                            HostAuth.LEGACY_SCHEME_EAS + "')");
933                } catch (SQLException e) {
934                    // Shouldn't be needed unless we're debugging and interrupt the process
935                    Log.w(TAG, "Exception upgrading EmailProvider.db from 35 to 36 " + e);
936                }
937                oldVersion = 37;
938            }
939            if (oldVersion == 37) {
940                try {
941                    db.execSQL("alter table " + Message.TABLE_NAME
942                            + " add column " + MessageColumns.THREAD_TOPIC + " text;");
943                } catch (SQLException e) {
944                    // Shouldn't be needed unless we're debugging and interrupt the process
945                    Log.w(TAG, "Exception upgrading EmailProvider.db from 37 to 38 " + e);
946                }
947                oldVersion = 38;
948            }
949            if (oldVersion == 38) {
950                try {
951                    db.execSQL("alter table " + Message.DELETED_TABLE_NAME
952                            + " add column " + MessageColumns.THREAD_TOPIC + " text;");
953                    db.execSQL("alter table " + Message.UPDATED_TABLE_NAME
954                            + " add column " + MessageColumns.THREAD_TOPIC + " text;");
955                } catch (SQLException e) {
956                    // Shouldn't be needed unless we're debugging and interrupt the process
957                    Log.w(TAG, "Exception upgrading EmailProvider.db from 38 to 39 " + e);
958                }
959                oldVersion = 39;
960            }
961            if (oldVersion == 39) {
962                upgradeToEmail2(db);
963                oldVersion = 100;
964            }
965            if (oldVersion >= 100 && oldVersion < 103) {
966                try {
967                    db.execSQL("alter table " + Mailbox.TABLE_NAME
968                            + " add " + MailboxColumns.HIERARCHICAL_NAME + " text");
969                } catch (SQLException e) {
970                    // Shouldn't be needed unless we're debugging and interrupt the process
971                    Log.w(TAG, "Exception upgrading EmailProviderBody.db from v6 to v8", e);
972                }
973                oldVersion = 103;
974            }
975        }
976
977        @Override
978        public void onOpen(SQLiteDatabase db) {
979        }
980    }
981
982    @VisibleForTesting
983    @SuppressWarnings("deprecation")
984    static void convertPolicyFlagsToPolicyTable(SQLiteDatabase db) {
985        Cursor c = db.query(Account.TABLE_NAME,
986                new String[] {EmailContent.RECORD_ID /*0*/, AccountColumns.SECURITY_FLAGS /*1*/},
987                AccountColumns.SECURITY_FLAGS + ">0", null, null, null, null);
988        ContentValues cv = new ContentValues();
989        String[] args = new String[1];
990        while (c.moveToNext()) {
991            long securityFlags = c.getLong(1 /*SECURITY_FLAGS*/);
992            Policy policy = LegacyPolicySet.flagsToPolicy(securityFlags);
993            long policyId = db.insert(Policy.TABLE_NAME, null, policy.toContentValues());
994            cv.put(AccountColumns.POLICY_KEY, policyId);
995            cv.putNull(AccountColumns.SECURITY_FLAGS);
996            args[0] = Long.toString(c.getLong(0 /*RECORD_ID*/));
997            db.update(Account.TABLE_NAME, cv, EmailContent.RECORD_ID + "=?", args);
998        }
999    }
1000
1001    /** Upgrades the database from v17 to v18 */
1002    @VisibleForTesting
1003    static void upgradeFromVersion17ToVersion18(SQLiteDatabase db) {
1004        // Copy the displayName column to the serverId column. In v18 of the database,
1005        // we use the serverId for IMAP/POP3 mailboxes instead of overloading the
1006        // display name.
1007        //
1008        // For posterity; this is the command we're executing:
1009        //sqlite> UPDATE mailbox SET serverid=displayname WHERE mailbox._id in (
1010        //        ...> SELECT mailbox._id FROM mailbox,account,hostauth WHERE
1011        //        ...> (mailbox.parentkey isnull OR mailbox.parentkey=0) AND
1012        //        ...> mailbox.accountkey=account._id AND
1013        //        ...> account.hostauthkeyrecv=hostauth._id AND
1014        //        ...> (hostauth.protocol='imap' OR hostauth.protocol='pop3'));
1015        try {
1016            db.execSQL(
1017                    "UPDATE " + Mailbox.TABLE_NAME + " SET "
1018                    + MailboxColumns.SERVER_ID + "=" + MailboxColumns.DISPLAY_NAME
1019                    + " WHERE "
1020                    + Mailbox.TABLE_NAME + "." + MailboxColumns.ID + " IN ( SELECT "
1021                    + Mailbox.TABLE_NAME + "." + MailboxColumns.ID + " FROM "
1022                    + Mailbox.TABLE_NAME + "," + Account.TABLE_NAME + ","
1023                    + HostAuth.TABLE_NAME + " WHERE "
1024                    + "("
1025                    + Mailbox.TABLE_NAME + "." + MailboxColumns.PARENT_KEY + " isnull OR "
1026                    + Mailbox.TABLE_NAME + "." + MailboxColumns.PARENT_KEY + "=0 "
1027                    + ") AND "
1028                    + Mailbox.TABLE_NAME + "." + MailboxColumns.ACCOUNT_KEY + "="
1029                    + Account.TABLE_NAME + "." + AccountColumns.ID + " AND "
1030                    + Account.TABLE_NAME + "." + AccountColumns.HOST_AUTH_KEY_RECV + "="
1031                    + HostAuth.TABLE_NAME + "." + HostAuthColumns.ID + " AND ( "
1032                    + HostAuth.TABLE_NAME + "." + HostAuthColumns.PROTOCOL + "='imap' OR "
1033                    + HostAuth.TABLE_NAME + "." + HostAuthColumns.PROTOCOL + "='pop3' ) )");
1034        } catch (SQLException e) {
1035            // Shouldn't be needed unless we're debugging and interrupt the process
1036            Log.w(TAG, "Exception upgrading EmailProvider.db from 17 to 18 " + e);
1037        }
1038        ContentCache.invalidateAllCaches();
1039    }
1040
1041    /**
1042     * Upgrade the database from v21 to v22
1043     * This entails creating AccountManager accounts for all pop3 and imap accounts
1044     */
1045
1046    private static final String[] V21_ACCOUNT_PROJECTION =
1047        new String[] {AccountColumns.HOST_AUTH_KEY_RECV, AccountColumns.EMAIL_ADDRESS};
1048    private static final int V21_ACCOUNT_RECV = 0;
1049    private static final int V21_ACCOUNT_EMAIL = 1;
1050
1051    private static final String[] V21_HOSTAUTH_PROJECTION =
1052        new String[] {HostAuthColumns.PROTOCOL, HostAuthColumns.PASSWORD};
1053    private static final int V21_HOSTAUTH_PROTOCOL = 0;
1054    private static final int V21_HOSTAUTH_PASSWORD = 1;
1055
1056    static private void createAccountManagerAccount(Context context, String login,
1057            String password) {
1058        AccountManager accountManager = AccountManager.get(context);
1059        android.accounts.Account amAccount =
1060            new android.accounts.Account(login, AccountManagerTypes.TYPE_POP_IMAP);
1061        accountManager.addAccountExplicitly(amAccount, password, null);
1062        ContentResolver.setIsSyncable(amAccount, EmailContent.AUTHORITY, 1);
1063        ContentResolver.setSyncAutomatically(amAccount, EmailContent.AUTHORITY, true);
1064        ContentResolver.setIsSyncable(amAccount, ContactsContract.AUTHORITY, 0);
1065        ContentResolver.setIsSyncable(amAccount, CalendarContract.AUTHORITY, 0);
1066    }
1067
1068    @VisibleForTesting
1069    static void upgradeFromVersion21ToVersion22(SQLiteDatabase db, Context accountManagerContext) {
1070        try {
1071            // Loop through accounts, looking for pop/imap accounts
1072            Cursor accountCursor = db.query(Account.TABLE_NAME, V21_ACCOUNT_PROJECTION, null,
1073                    null, null, null, null);
1074            try {
1075                String[] hostAuthArgs = new String[1];
1076                while (accountCursor.moveToNext()) {
1077                    hostAuthArgs[0] = accountCursor.getString(V21_ACCOUNT_RECV);
1078                    // Get the "receive" HostAuth for this account
1079                    Cursor hostAuthCursor = db.query(HostAuth.TABLE_NAME,
1080                            V21_HOSTAUTH_PROJECTION, HostAuth.RECORD_ID + "=?", hostAuthArgs,
1081                            null, null, null);
1082                    try {
1083                        if (hostAuthCursor.moveToFirst()) {
1084                            String protocol = hostAuthCursor.getString(V21_HOSTAUTH_PROTOCOL);
1085                            // If this is a pop3 or imap account, create the account manager account
1086                            if (HostAuth.LEGACY_SCHEME_IMAP.equals(protocol) ||
1087                                    HostAuth.LEGACY_SCHEME_POP3.equals(protocol)) {
1088                                if (MailActivityEmail.DEBUG) {
1089                                    Log.d(TAG, "Create AccountManager account for " + protocol +
1090                                            "account: " +
1091                                            accountCursor.getString(V21_ACCOUNT_EMAIL));
1092                                }
1093                                createAccountManagerAccount(accountManagerContext,
1094                                        accountCursor.getString(V21_ACCOUNT_EMAIL),
1095                                        hostAuthCursor.getString(V21_HOSTAUTH_PASSWORD));
1096                            // If an EAS account, make Email sync automatically (equivalent of
1097                            // checking the "Sync Email" box in settings
1098                            } else if (HostAuth.LEGACY_SCHEME_EAS.equals(protocol)) {
1099                                android.accounts.Account amAccount =
1100                                        new android.accounts.Account(
1101                                                accountCursor.getString(V21_ACCOUNT_EMAIL),
1102                                                AccountManagerTypes.TYPE_EXCHANGE);
1103                                ContentResolver.setIsSyncable(amAccount, EmailContent.AUTHORITY, 1);
1104                                ContentResolver.setSyncAutomatically(amAccount,
1105                                        EmailContent.AUTHORITY, true);
1106
1107                            }
1108                        }
1109                    } finally {
1110                        hostAuthCursor.close();
1111                    }
1112                }
1113            } finally {
1114                accountCursor.close();
1115            }
1116        } catch (SQLException e) {
1117            // Shouldn't be needed unless we're debugging and interrupt the process
1118            Log.w(TAG, "Exception upgrading EmailProvider.db from 20 to 21 " + e);
1119        }
1120    }
1121
1122    /** Upgrades the database from v22 to v23 */
1123    private static void upgradeFromVersion22ToVersion23(SQLiteDatabase db) {
1124        try {
1125            db.execSQL("alter table " + Mailbox.TABLE_NAME
1126                    + " add column " + Mailbox.LAST_TOUCHED_TIME + " integer default 0;");
1127        } catch (SQLException e) {
1128            // Shouldn't be needed unless we're debugging and interrupt the process
1129            Log.w(TAG, "Exception upgrading EmailProvider.db from 22 to 23 " + e);
1130        }
1131    }
1132
1133    /** Adds in a column for information about a client certificate to use. */
1134    private static void upgradeFromVersion23ToVersion24(SQLiteDatabase db) {
1135        try {
1136            db.execSQL("alter table " + HostAuth.TABLE_NAME
1137                    + " add column " + HostAuth.CLIENT_CERT_ALIAS + " text;");
1138        } catch (SQLException e) {
1139            // Shouldn't be needed unless we're debugging and interrupt the process
1140            Log.w(TAG, "Exception upgrading EmailProvider.db from 23 to 24 " + e);
1141        }
1142    }
1143
1144    /** Upgrades the database from v24 to v25 by creating table for quick responses */
1145    private static void upgradeFromVersion24ToVersion25(SQLiteDatabase db) {
1146        try {
1147            createQuickResponseTable(db);
1148        } catch (SQLException e) {
1149            // Shouldn't be needed unless we're debugging and interrupt the process
1150            Log.w(TAG, "Exception upgrading EmailProvider.db from 24 to 25 " + e);
1151        }
1152    }
1153
1154    private static final String[] V25_ACCOUNT_PROJECTION =
1155        new String[] {AccountColumns.ID, AccountColumns.FLAGS, AccountColumns.HOST_AUTH_KEY_RECV};
1156    private static final int V25_ACCOUNT_ID = 0;
1157    private static final int V25_ACCOUNT_FLAGS = 1;
1158    private static final int V25_ACCOUNT_RECV = 2;
1159
1160    private static final String[] V25_HOSTAUTH_PROJECTION = new String[] {HostAuthColumns.PROTOCOL};
1161    private static final int V25_HOSTAUTH_PROTOCOL = 0;
1162
1163    /** Upgrades the database from v25 to v26 by adding FLAG_SUPPORTS_SEARCH to IMAP accounts */
1164    private static void upgradeFromVersion25ToVersion26(SQLiteDatabase db) {
1165        try {
1166            // Loop through accounts, looking for imap accounts
1167            Cursor accountCursor = db.query(Account.TABLE_NAME, V25_ACCOUNT_PROJECTION, null,
1168                    null, null, null, null);
1169            ContentValues cv = new ContentValues();
1170            try {
1171                String[] hostAuthArgs = new String[1];
1172                while (accountCursor.moveToNext()) {
1173                    hostAuthArgs[0] = accountCursor.getString(V25_ACCOUNT_RECV);
1174                    // Get the "receive" HostAuth for this account
1175                    Cursor hostAuthCursor = db.query(HostAuth.TABLE_NAME,
1176                            V25_HOSTAUTH_PROJECTION, HostAuth.RECORD_ID + "=?", hostAuthArgs,
1177                            null, null, null);
1178                    try {
1179                        if (hostAuthCursor.moveToFirst()) {
1180                            String protocol = hostAuthCursor.getString(V25_HOSTAUTH_PROTOCOL);
1181                            // If this is an imap account, add the search flag
1182                            if (HostAuth.LEGACY_SCHEME_IMAP.equals(protocol)) {
1183                                String id = accountCursor.getString(V25_ACCOUNT_ID);
1184                                int flags = accountCursor.getInt(V25_ACCOUNT_FLAGS);
1185                                cv.put(AccountColumns.FLAGS, flags | Account.FLAGS_SUPPORTS_SEARCH);
1186                                db.update(Account.TABLE_NAME, cv, Account.RECORD_ID + "=?",
1187                                        new String[] {id});
1188                            }
1189                        }
1190                    } finally {
1191                        hostAuthCursor.close();
1192                    }
1193                }
1194            } finally {
1195                accountCursor.close();
1196            }
1197        } catch (SQLException e) {
1198            // Shouldn't be needed unless we're debugging and interrupt the process
1199            Log.w(TAG, "Exception upgrading EmailProvider.db from 25 to 26 " + e);
1200        }
1201    }
1202
1203    /** Upgrades the database from v29 to v30 by updating all address fields in Message */
1204    private static final int[] ADDRESS_COLUMN_INDICES = new int[] {
1205        Message.CONTENT_BCC_LIST_COLUMN, Message.CONTENT_CC_LIST_COLUMN,
1206        Message.CONTENT_FROM_LIST_COLUMN, Message.CONTENT_REPLY_TO_COLUMN,
1207        Message.CONTENT_TO_LIST_COLUMN
1208    };
1209    private static final String[] ADDRESS_COLUMN_NAMES = new String[] {
1210        Message.BCC_LIST, Message.CC_LIST, Message.FROM_LIST, Message.REPLY_TO_LIST, Message.TO_LIST
1211    };
1212
1213    private static void upgradeFromVersion29ToVersion30(SQLiteDatabase db) {
1214        try {
1215            // Loop through all messages, updating address columns to new format (CSV, RFC822)
1216            Cursor messageCursor = db.query(Message.TABLE_NAME, Message.CONTENT_PROJECTION, null,
1217                    null, null, null, null);
1218            ContentValues cv = new ContentValues();
1219            String[] whereArgs = new String[1];
1220            try {
1221                while (messageCursor.moveToNext()) {
1222                    for (int i = 0; i < ADDRESS_COLUMN_INDICES.length; i++) {
1223                        Address[] addrs =
1224                                Address.unpack(messageCursor.getString(ADDRESS_COLUMN_INDICES[i]));
1225                        cv.put(ADDRESS_COLUMN_NAMES[i], Address.pack(addrs));
1226                    }
1227                    whereArgs[0] = messageCursor.getString(Message.CONTENT_ID_COLUMN);
1228                    db.update(Message.TABLE_NAME, cv, WHERE_ID, whereArgs);
1229                }
1230            } finally {
1231                messageCursor.close();
1232            }
1233        } catch (SQLException e) {
1234            // Shouldn't be needed unless we're debugging and interrupt the process
1235            Log.w(TAG, "Exception upgrading EmailProvider.db from 29 to 30 " + e);
1236        }
1237    }
1238
1239    private static void upgradeToEmail2(SQLiteDatabase db) {
1240        // Perform cleanup operations from Email1 to Email2; Email1 will have added new
1241        // data that won't conform to what's expected in Email2
1242
1243        // From 31->32 upgrade
1244        try {
1245            db.execSQL("update Mailbox set " + Mailbox.LAST_NOTIFIED_MESSAGE_KEY +
1246                    "=0 where " + Mailbox.LAST_NOTIFIED_MESSAGE_KEY + " IS NULL");
1247            db.execSQL("update Mailbox set " + Mailbox.LAST_NOTIFIED_MESSAGE_COUNT +
1248                    "=0 where " + Mailbox.LAST_NOTIFIED_MESSAGE_COUNT + " IS NULL");
1249        } catch (SQLException e) {
1250            Log.w(TAG, "Exception upgrading EmailProvider.db from 31 to 32/100 " + e);
1251        }
1252
1253        // From 32->33 upgrade
1254        try {
1255            db.execSQL("update " + Attachment.TABLE_NAME + " set " + Attachment.UI_STATE +
1256                    "=" + UIProvider.AttachmentState.SAVED + " where " +
1257                    AttachmentColumns.CONTENT_URI + " is not null;");
1258        } catch (SQLException e) {
1259            Log.w(TAG, "Exception upgrading EmailProvider.db from 32 to 33/100 " + e);
1260        }
1261
1262        // From 34->35 upgrade
1263        try {
1264            db.execSQL("update " + Mailbox.TABLE_NAME + " set " +
1265                    MailboxColumns.LAST_TOUCHED_TIME + " = " +
1266                    Mailbox.DRAFTS_DEFAULT_TOUCH_TIME + " WHERE " + MailboxColumns.TYPE +
1267                    " = " + Mailbox.TYPE_DRAFTS);
1268            db.execSQL("update " + Mailbox.TABLE_NAME + " set " +
1269                    MailboxColumns.LAST_TOUCHED_TIME + " = " +
1270                    Mailbox.SENT_DEFAULT_TOUCH_TIME + " WHERE " + MailboxColumns.TYPE +
1271                    " = " + Mailbox.TYPE_SENT);
1272        } catch (SQLException e) {
1273            Log.w(TAG, "Exception upgrading EmailProvider.db from 34 to 35/100 " + e);
1274        }
1275
1276        // From 35/36->37
1277        try {
1278            db.execSQL("update " + Mailbox.TABLE_NAME + " set " +
1279                    MailboxColumns.FLAGS + "=" + MailboxColumns.FLAGS + "|" +
1280                    Mailbox.FLAG_SUPPORTS_SETTINGS + " where (" +
1281                    MailboxColumns.FLAGS + "&" + Mailbox.FLAG_HOLDS_MAIL + ")!=0 and " +
1282                    MailboxColumns.ACCOUNT_KEY + " IN (SELECT " + Account.TABLE_NAME +
1283                    "." + AccountColumns.ID + " from " + Account.TABLE_NAME + "," +
1284                    HostAuth.TABLE_NAME + " where " + Account.TABLE_NAME + "." +
1285                    AccountColumns.HOST_AUTH_KEY_RECV + "=" + HostAuth.TABLE_NAME + "." +
1286                    HostAuthColumns.ID + " and " + HostAuthColumns.PROTOCOL + "='" +
1287                    HostAuth.LEGACY_SCHEME_EAS + "')");
1288        } catch (SQLException e) {
1289            Log.w(TAG, "Exception upgrading EmailProvider.db from 35/36 to 37/100 " + e);
1290        }
1291    }
1292}
1293