/** If database exists, no tasks but metadata, and a backup file exists, restore it */
private void databaseRestoreIfEmpty(Context context) {
try {
if (AstridPreferences.getCurrentVersion() >= UpgradeService.V3_0_0
&& !context.getDatabasePath(database.getName()).exists()) {
// we didn't have a database! restore latest file
File directory = BackupConstants.defaultExportDirectory();
if (!directory.exists()) {
return;
}
File[] children = directory.listFiles();
AndroidUtilities.sortFilesByDateDesc(children);
if (children.length > 0) {
TasksXmlImporter.importTasks(context, children[0].getAbsolutePath(), null);
}
}
} catch (Exception e) {
Log.w("astrid-database-restore", e); // $NON-NLS-1$
}
}
/**
* Perform the upgrade from Astrid 2 to Astrid 3
*
* @param context2
*/
@SuppressWarnings("deprecation")
public void upgrade2To3(final Context context, final int from) {
// if from < 1 (we don't know what version, and database exists, leave it alone)
if (from < 1 && checkIfDatabaseExists(context, database.getName())) return;
// if you don't have a legacy task table, skip this step
if (!checkIfDatabaseExists(context, tasksTable)) return;
// else, if there's already a database table, clear it out (!!!)
if (checkIfDatabaseExists(context, database.getName()))
context.deleteDatabase(database.getName());
database.openForWriting();
// initiate a backup
String backupFile = legacyBackup();
try {
// --- upgrade tasks table
HashMap<String, Property<?>> propertyMap = new HashMap<String, Property<?>>();
propertyMap.put("_id", Task.ID); // $NON-NLS-1$
propertyMap.put(LegacyTaskModel.NAME, Task.TITLE);
propertyMap.put(LegacyTaskModel.NOTES, Task.NOTES);
// (don't update progress percentage, we don't use this anymore)
propertyMap.put(LegacyTaskModel.IMPORTANCE, Task.IMPORTANCE);
propertyMap.put(LegacyTaskModel.ESTIMATED_SECONDS, Task.ESTIMATED_SECONDS);
propertyMap.put(LegacyTaskModel.ELAPSED_SECONDS, Task.ELAPSED_SECONDS);
propertyMap.put(LegacyTaskModel.TIMER_START, Task.TIMER_START);
propertyMap.put(LegacyTaskModel.DEFINITE_DUE_DATE, Task.DUE_DATE);
propertyMap.put(LegacyTaskModel.HIDDEN_UNTIL, Task.HIDE_UNTIL);
propertyMap.put(LegacyTaskModel.POSTPONE_COUNT, Task.POSTPONE_COUNT);
propertyMap.put(LegacyTaskModel.NOTIFICATIONS, Task.REMINDER_PERIOD);
propertyMap.put(LegacyTaskModel.NOTIFICATION_FLAGS, Task.REMINDER_FLAGS);
propertyMap.put(LegacyTaskModel.LAST_NOTIFIED, Task.REMINDER_LAST);
propertyMap.put(LegacyTaskModel.REPEAT, Task.RECURRENCE);
propertyMap.put(LegacyTaskModel.CREATION_DATE, Task.CREATION_DATE);
propertyMap.put(LegacyTaskModel.COMPLETION_DATE, Task.COMPLETION_DATE);
propertyMap.put(LegacyTaskModel.CALENDAR_URI, Task.CALENDAR_URI);
propertyMap.put(LegacyTaskModel.FLAGS, Task.FLAGS);
upgradeTable(context, tasksTable, propertyMap, new Task(), taskDao);
// --- upgrade tags tables
migrateTagsToMetadata();
// --- upgrade alerts
AlarmDatabase alarmsDatabase = new AlarmDatabase();
alarmsDatabase.openForWriting();
propertyMap.clear();
propertyMap.put("_id", TransitionalAlarm.ID); // $NON-NLS-1$
propertyMap.put(LegacyAlertModel.TASK, TransitionalAlarm.TASK);
propertyMap.put(LegacyAlertModel.DATE, TransitionalAlarm.TIME);
upgradeTable(
context, alertsTable, propertyMap, new TransitionalAlarm(), alarmsDatabase.getDao());
alarmsDatabase.close();
// --- upgrade RTM sync mappings
migrateSyncMappingToMetadata();
// --- clean up database
metadataService.cleanup();
// --- upgrade properties
SharedPreferences prefs = Preferences.getPrefs(context);
Editor editor = prefs.edit();
int random = Preferences.getIntegerFromString(R.string.p_rmd_default_random_hours, -1);
if (random != -1) {
// convert days => hours
editor.putString(
context.getString(R.string.p_rmd_default_random_hours), Integer.toString(random * 24));
}
} catch (Exception e) {
exceptionService.reportError("backup-error", e); // $NON-NLS-1$
if (backupFile != null) {
// try to restore the latest XML
TasksXmlImporter.importTasks(context, backupFile, null);
}
}
}