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222 lines
13 KiB
222 lines
13 KiB
/***************************************************************************
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* kexidbconnection.cpp
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* This file is part of the KDE project
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* copyright (C)2004-2005 by Sebastian Sauer (mail@dipe.org)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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* You should have received a copy of the GNU Library General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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***************************************************************************/
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#include "kexidbconnection.h"
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#include "kexidbconnectiondata.h"
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#include "kexidbdrivermanager.h"
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#include "kexidbdriver.h"
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#include "kexidbcursor.h"
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#include "kexidbfieldlist.h"
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#include "kexidbschema.h"
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#include "kexidbtransaction.h"
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#include "kexidbparser.h"
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#include <api/exception.h>
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#include <kdebug.h>
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#include <kexidb/transaction.h>
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using namespace Kross::KexiDB;
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KexiDBConnection::KexiDBConnection(::KexiDB::Connection* connection, KexiDBDriver* driver, KexiDBConnectionData* connectiondata)
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: Kross::Api::Class<KexiDBConnection>("KexiDBConnection")
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, m_connection(connection)
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, m_connectiondata(connectiondata ? connectiondata : new KexiDBConnectionData(connection->data()))
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, m_driver(driver ? driver : new KexiDBDriver(connection->driver()))
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{
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this->addFunction0< Kross::Api::Variant >("hadError", this, &KexiDBConnection::hadError);
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this->addFunction0< Kross::Api::Variant >("lastError", this, &KexiDBConnection::lastError);
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this->addFunction0< KexiDBConnectionData >("data", this, &KexiDBConnection::data);
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this->addFunction0< KexiDBDriver >("driver", this, &KexiDBConnection::driver);
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this->addFunction0< Kross::Api::Variant >("connect", this, &KexiDBConnection::connect);
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this->addFunction0< Kross::Api::Variant >("isConnected", this, &KexiDBConnection::isConnected);
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this->addFunction0< Kross::Api::Variant >("disconnect", this, &KexiDBConnection::disconnect);
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this->addFunction1< Kross::Api::Variant, Kross::Api::Variant >("databaseExists", this, &KexiDBConnection::databaseExists);
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this->addFunction0< Kross::Api::Variant >("currentDatabase", this, &KexiDBConnection::currentDatabase);
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this->addFunction0< Kross::Api::Variant >("databaseNames", this, &KexiDBConnection::databaseNames);
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this->addFunction0< Kross::Api::Variant >("isDatabaseUsed", this, &KexiDBConnection::isDatabaseUsed);
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this->addFunction1< Kross::Api::Variant, Kross::Api::Variant >("useDatabase", this, &KexiDBConnection::useDatabase);
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this->addFunction0< Kross::Api::Variant >("closeDatabase", this, &KexiDBConnection::closeDatabase);
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this->addFunction0< Kross::Api::Variant >("tableNames", this, &KexiDBConnection::tableNames);
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this->addFunction0< Kross::Api::Variant >("queryNames", this, &KexiDBConnection::queryNames);
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this->addFunction1< KexiDBCursor, Kross::Api::Variant >("executeQueryString", this, &KexiDBConnection::executeQueryString);
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this->addFunction1< KexiDBCursor, KexiDBQuerySchema >("executeQuerySchema", this, &KexiDBConnection::executeQuerySchema);
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addFunction("insertRecord", &KexiDBConnection::insertRecord);
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this->addFunction1< Kross::Api::Variant, Kross::Api::Variant >("createDatabase", this, &KexiDBConnection::createDatabase);
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this->addFunction1< Kross::Api::Variant, Kross::Api::Variant >("dropDatabase", this, &KexiDBConnection::dropDatabase);
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this->addFunction1< Kross::Api::Variant, KexiDBTableSchema >("createTable", this, &KexiDBConnection::createTable);
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this->addFunction1< Kross::Api::Variant, Kross::Api::Variant >("dropTable", this, &KexiDBConnection::dropTable);
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this->addFunction2< Kross::Api::Variant, KexiDBTableSchema, KexiDBTableSchema >("alterTable", this, &KexiDBConnection::alterTable);
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this->addFunction2< Kross::Api::Variant, KexiDBTableSchema, Kross::Api::Variant >("alterTableName", this, &KexiDBConnection::alterTableName);
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this->addFunction1< KexiDBTableSchema, Kross::Api::Variant >("tableSchema", this, &KexiDBConnection::tableSchema);
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this->addFunction1< Kross::Api::Variant, KexiDBTableSchema >("isEmptyTable", this, &KexiDBConnection::isEmptyTable);
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this->addFunction1< KexiDBQuerySchema, Kross::Api::Variant >("querySchema", this, &KexiDBConnection::querySchema);
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this->addFunction0< Kross::Api::Variant >("autoCommit", this, &KexiDBConnection::autoCommit);
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this->addFunction1< Kross::Api::Variant, Kross::Api::Variant >("setAutoCommit", this, &KexiDBConnection::setAutoCommit);
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this->addFunction0< KexiDBTransaction >("beginTransaction", this, &KexiDBConnection::beginTransaction);
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this->addFunction1< Kross::Api::Variant, KexiDBTransaction >("commitTransaction", this, &KexiDBConnection::commitTransaction);
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this->addFunction1< Kross::Api::Variant, KexiDBTransaction >("rollbackTransaction", this, &KexiDBConnection::rollbackTransaction);
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this->addFunction0< KexiDBTransaction >("defaultTransaction", this, &KexiDBConnection::defaultTransaction);
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this->addFunction1< void, KexiDBTransaction >("setDefaultTransaction", this, &KexiDBConnection::setDefaultTransaction);
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this->addFunction0<Kross::Api::List>("transactions", this, &KexiDBConnection::transactions);
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this->addFunction0< KexiDBParser >("parser", this, &KexiDBConnection::parser);
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}
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KexiDBConnection::~KexiDBConnection() {
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}
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const QString KexiDBConnection::getClassName() const {
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return "Kross::KexiDB::KexiDBConnection";
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}
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::KexiDB::Connection* KexiDBConnection::connection() const {
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if(! m_connection)
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throw Kross::Api::Exception::Ptr( new Kross::Api::Exception(QString("KexiDB::Connection is NULL.")) );
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//if(m_connection->error())
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// throw Kross::Api::Exception::Ptr( new Kross::Api::Exception(QString("KexiDB::Connection error: %1").arg(m_connection->errorMsg())) );
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return m_connection;
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}
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bool KexiDBConnection::hadError() const { return connection()->error(); }
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const QString KexiDBConnection::lastError() const { return connection()->errorMsg(); }
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KexiDBConnectionData* KexiDBConnection::data() { return m_connectiondata.data(); }
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KexiDBDriver* KexiDBConnection::driver() { return m_driver.data(); }
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bool KexiDBConnection::connect() { return connection()->connect(); }
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bool KexiDBConnection::isConnected() { return connection()->isConnected(); }
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bool KexiDBConnection::disconnect() { return connection()->disconnect(); }
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bool KexiDBConnection::isReadOnly() const { return connection()->isReadOnly(); }
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bool KexiDBConnection::databaseExists(const QString& dbname) { return connection()->databaseExists(dbname); }
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const QString KexiDBConnection::currentDatabase() const { return connection()->currentDatabase(); }
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const QStringList KexiDBConnection::databaseNames() const { return connection()->databaseNames(); }
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bool KexiDBConnection::isDatabaseUsed() const { return connection()->isDatabaseUsed(); }
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bool KexiDBConnection::useDatabase(const QString& dbname) { return connection()->databaseExists(dbname) && m_connection->useDatabase(dbname); }
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bool KexiDBConnection::closeDatabase() { return connection()->closeDatabase(); }
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const QStringList KexiDBConnection::allTableNames() const { return connection()->tableNames(true); }
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const QStringList KexiDBConnection::tableNames() const { return connection()->tableNames(false); }
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const QStringList KexiDBConnection::queryNames() const {
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bool ok = true;
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QStringList queries = connection()->objectNames(::KexiDB::QueryObjectType, &ok);
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if(! ok) throw Kross::Api::Exception::Ptr( new Kross::Api::Exception(QString("Failed to determinate querynames.")) );
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return queries;
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}
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KexiDBCursor* KexiDBConnection::executeQueryString(const QString& sqlquery) {
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// The ::KexiDB::Connection::executeQuery() method does not check if we pass a valid SELECT-statement
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// or e.g. a DROP TABLE operation. So, let's check for such dangerous operations right now.
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::KexiDB::Parser parser( connection() );
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if(! parser.parse(sqlquery))
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throw Kross::Api::Exception::Ptr( new Kross::Api::Exception(QString("Failed to parse query: %1 %2").arg(parser.error().type()).arg(parser.error().error())) );
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if( parser.query() == 0 || parser.operation() != ::KexiDB::Parser::OP_Select )
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throw Kross::Api::Exception::Ptr( new Kross::Api::Exception(QString("Invalid query operation \"%1\"").arg(parser.operationString()) ) );
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::KexiDB::Cursor* cursor = connection()->executeQuery(sqlquery);
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return cursor ? new KexiDBCursor(cursor) : 0;
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}
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KexiDBCursor* KexiDBConnection::executeQuerySchema(KexiDBQuerySchema* queryschema) {
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::KexiDB::Cursor* cursor = connection()->executeQuery( *queryschema->queryschema() );
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return cursor ? new KexiDBCursor(cursor) : 0;
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}
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/*TODO
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bool KexiDBConnection::insertRecordIntoFieldlist(KexiDBFieldList* fieldlist, QValueList<QVariant> values) {
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return connection()->insertRecord(*fieldlist->fieldlist(), values);
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}
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bool KexiDBConnection::insertRecordIntoTable(KexiDBTableSchema* tableschema, QValueList<QVariant> values) {
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return connection()->insertRecord(*tableschema->tableschema(), values);
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}
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*/
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Kross::Api::Object::Ptr KexiDBConnection::insertRecord(Kross::Api::List::Ptr args) {
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QValueList<QVariant> values = Kross::Api::Variant::toList(args->item(1));
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Kross::Api::Object::Ptr obj = args->item(0);
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if(obj->getClassName() == "Kross::KexiDB::KexiDBFieldList")
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return new Kross::Api::Variant(
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QVariant(connection()->insertRecord(
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*Kross::Api::Object::fromObject<KexiDBFieldList>(obj)->fieldlist(),
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values
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), 0));
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return new Kross::Api::Variant(
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QVariant(connection()->insertRecord(
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*Kross::Api::Object::fromObject<KexiDBTableSchema>(obj)->tableschema(),
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values
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), 0));
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}
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bool KexiDBConnection::createDatabase(const QString& dbname) { return connection()->createDatabase(dbname); }
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bool KexiDBConnection::dropDatabase(const QString& dbname) { return connection()->dropDatabase(dbname); }
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bool KexiDBConnection::createTable(KexiDBTableSchema* tableschema) { return connection()->createTable(tableschema->tableschema(), false); }
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bool KexiDBConnection::dropTable(const QString& tablename) { return true == connection()->dropTable(tablename); }
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bool KexiDBConnection::alterTable(KexiDBTableSchema* fromschema, KexiDBTableSchema* toschema) { return true == connection()->alterTable(*fromschema->tableschema(), *toschema->tableschema()); }
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bool KexiDBConnection::alterTableName(KexiDBTableSchema* tableschema, const QString& newtablename) { return connection()->alterTableName(*tableschema->tableschema(), newtablename); }
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KexiDBTableSchema* KexiDBConnection::tableSchema(const QString& tablename) const {
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::KexiDB::TableSchema* tableschema = connection()->tableSchema(tablename);
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return tableschema ? new KexiDBTableSchema(tableschema) : 0;
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}
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bool KexiDBConnection::isEmptyTable(KexiDBTableSchema* tableschema) const {
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bool success;
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bool notempty = connection()->isEmpty(*tableschema->tableschema(), success);
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return (! (success && notempty));
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}
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KexiDBQuerySchema* KexiDBConnection::querySchema(const QString& queryname) const {
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::KexiDB::QuerySchema* queryschema = connection()->querySchema(queryname);
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return queryschema ? new KexiDBQuerySchema(queryschema) : 0;
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}
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bool KexiDBConnection::autoCommit() const { return connection()->autoCommit(); }
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bool KexiDBConnection::setAutoCommit(bool enabled) { return connection()->setAutoCommit(enabled); }
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KexiDBTransaction* KexiDBConnection::beginTransaction() {
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::KexiDB::Transaction t = connection()->beginTransaction();
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return new KexiDBTransaction(t);
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}
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bool KexiDBConnection::commitTransaction(KexiDBTransaction* transaction) { return connection()->commitTransaction( transaction->transaction() ); }
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bool KexiDBConnection::rollbackTransaction(KexiDBTransaction* transaction) { return connection()->rollbackTransaction( transaction->transaction() ); }
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KexiDBTransaction* KexiDBConnection::defaultTransaction() { return new KexiDBTransaction( connection()->defaultTransaction() ); }
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void KexiDBConnection::setDefaultTransaction(KexiDBTransaction* transaction) { connection()->setDefaultTransaction( transaction->transaction() ); }
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Kross::Api::List* KexiDBConnection::transactions() {
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return new Kross::Api::ListT<KexiDBTransaction>( connection()->transactions() );
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}
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KexiDBParser* KexiDBConnection::parser() { return new KexiDBParser(this, new ::KexiDB::Parser(connection())); }
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