diff options
Diffstat (limited to 'fbreader/src/migration/Migration_0_99_0.cpp')
| -rw-r--r-- | fbreader/src/migration/Migration_0_99_0.cpp | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/fbreader/src/migration/Migration_0_99_0.cpp b/fbreader/src/migration/Migration_0_99_0.cpp deleted file mode 100644 index 6a1d253..0000000 --- a/fbreader/src/migration/Migration_0_99_0.cpp +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Copyright (C) 2009-2012 Geometer Plus <contact@geometerplus.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -#include <string> - -#include <ZLLogger.h> - -#include "../database/booksdb/BooksDB.h" -#include "../library/Number.h" - -#include "Migration.h" - -static const std::string RENAME_TABLE_TO_OBSOLETE = "ALTER TABLE BookSeries RENAME TO BookSeries_Obsolete"; -static const std::string CREATE_NEW_TABLE = \ - "CREATE TABLE IF NOT EXISTS BookSeries ( " \ - " book_id INTEGER UNIQUE NOT NULL REFERENCES Books (book_id), " \ - " series_id INTEGER NOT NULL REFERENCES Series (series_id), " \ - " book_index TEXT " \ - "); "; -static const std::string DROP_OBSOLETE_TABLE = "DROP TABLE BookSeries_Obsolete"; -static const std::string LOAD_OBSOLETE_SERIES_QUERY = - "SELECT book_id, series_id, book_index" \ - " FROM BookSeries_Obsolete;"; - -class Migration_0_99_0_Runnable : public DBRunnable { -public: - bool run(); - -}; - -bool Migration_0_99_0_Runnable::run() { - DBConnection &connection = BooksDB::Instance().connection(); - - shared_ptr<DBCommand> renameTable = SQLiteFactory::createCommand(RENAME_TABLE_TO_OBSOLETE, connection); - shared_ptr<DBCommand> createNewTable = SQLiteFactory::createCommand(CREATE_NEW_TABLE, connection); - shared_ptr<DBCommand> dropObsoleteTable = SQLiteFactory::createCommand(DROP_OBSOLETE_TABLE, connection); - shared_ptr<DBCommand> loadObsoleteSeries = SQLiteFactory::createCommand(LOAD_OBSOLETE_SERIES_QUERY, connection); - shared_ptr<DBCommand> insertBookSeries = SQLiteFactory::createCommand(BooksDBQuery::SET_BOOKSERIES, connection, "@book_id", DBValue::DBINT, "@series_id", DBValue::DBINT, "@book_index", DBValue::DBTEXT); - - if (!renameTable->execute()) { - return false; - } - if (!createNewTable->execute()) { - return false; - } - - shared_ptr<DBDataReader> reader = loadObsoleteSeries->executeReader(); - while (reader->next()) { - ((DBIntValue &) *insertBookSeries->parameter("@book_id").value()) = reader->intValue(0); - ((DBIntValue &) *insertBookSeries->parameter("@series_id").value()) = reader->intValue(1); - Number seriesIndex; - if (reader->type(2) == DBValue::DBREAL){ - seriesIndex = Number((int)reader->realValue(2)); - } else { - seriesIndex = Number(reader->intValue(2)); - } - ((DBTextValue &) *insertBookSeries->parameter("@book_index").value()) = seriesIndex.value(); - if (!insertBookSeries->execute()) { - ZLLogger::Instance().println("Migration", "problems with inserting series & book index"); - } - } - dropObsoleteTable->execute(); - return true; -} - - -Migration_0_99_0::Migration_0_99_0() : Migration("0.99.0") { - -} - -void Migration_0_99_0::doMigrationInternal() { - Migration_0_99_0_Runnable r; - BooksDB::Instance().executeAsTransaction(r); -} - |