diff options
Diffstat (limited to 'fbreader/src/database/booksdb/runnables/DeleteFileEntriesRunnable.cpp')
-rw-r--r-- | fbreader/src/database/booksdb/runnables/DeleteFileEntriesRunnable.cpp | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/fbreader/src/database/booksdb/runnables/DeleteFileEntriesRunnable.cpp b/fbreader/src/database/booksdb/runnables/DeleteFileEntriesRunnable.cpp deleted file mode 100644 index 065a4c2..0000000 --- a/fbreader/src/database/booksdb/runnables/DeleteFileEntriesRunnable.cpp +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Copyright (C) 2009-2012 Geometer Plus <[email protected]> - * - * 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 "../DBRunnables.h" -#include "../../sqldb/implsqlite/SQLiteFactory.h" - -DeleteFileEntriesRunnable::DeleteFileEntriesRunnable(DBConnection &connection) { - myDeleteFileEntries = SQLiteFactory::createCommand(BooksDBQuery::DELETE_FILE_ENTRIES, connection, "@file_id", DBValue::DBINT); - myLoadFileEntryIds = SQLiteFactory::createCommand(BooksDBQuery::LOAD_FILE_ENTRY_IDS, connection, "@file_id", DBValue::DBINT); -} - -bool DeleteFileEntriesRunnable::run() { - return doDelete(myFileId); -} - -bool DeleteFileEntriesRunnable::doDelete(int fileId) { - (DBIntValue &) *myLoadFileEntryIds->parameter("@file_id").value() = fileId; - shared_ptr<DBDataReader> reader = myLoadFileEntryIds->executeReader(); - if (reader.isNull()) { - return false; - } - - std::vector<int> fileIds; - while (reader->next()) { - if (reader->type(0) != DBValue::DBINT /* file_id */ ) { - reader->close(); - return false; - } - fileIds.push_back(reader->intValue(0)); - } - reader->close(); - - if (fileIds.empty()) { - return true; - } - for (std::vector<int>::const_iterator it = fileIds.begin(); it != fileIds.end(); ++it) { - if (!doDelete(*it)) { - return false; - } - } - (DBIntValue &) *myDeleteFileEntries->parameter("@file_id").value() = fileId; - return myDeleteFileEntries->execute(); -} - |