You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
koffice/kexi/plugins/scripting/kexidb/kexidbconnection.cpp

222 lines
13 KiB

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