313 lines
12 KiB
C++
313 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <mysql/YTable.hxx>
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#include <mysql/YTables.hxx>
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#include <com/sun/star/beans/PropertyAttribute.hpp>
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#include <com/sun/star/sdbcx/Privilege.hpp>
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#include <comphelper/property.hxx>
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#include <comphelper/servicehelper.hxx>
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#include <comphelper/types.hxx>
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#include <connectivity/dbtools.hxx>
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#include <connectivity/sdbcx/VColumn.hxx>
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#include <connectivity/TKeys.hxx>
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#include <connectivity/TIndexes.hxx>
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#include <mysql/YColumns.hxx>
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#include <TConnection.hxx>
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using namespace ::comphelper;
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using namespace connectivity::mysql;
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using namespace connectivity::sdbcx;
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using namespace connectivity;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::sdbcx;
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using namespace ::com::sun::star::sdbc;
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using namespace ::com::sun::star::container;
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using namespace ::com::sun::star::lang;
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namespace connectivity::mysql
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{
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namespace
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{
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class OMySQLKeysHelper : public OKeysHelper
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{
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protected:
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virtual OUString getDropForeignKey() const override { return u" DROP FOREIGN KEY "_ustr; }
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public:
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OMySQLKeysHelper(OTableHelper* _pTable, ::osl::Mutex& _rMutex,
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const ::std::vector<OUString>& _rVector)
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: OKeysHelper(_pTable, _rMutex, _rVector)
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{
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}
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};
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}
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}
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OMySQLTable::OMySQLTable(sdbcx::OCollection* _pTables, const Reference<XConnection>& _xConnection)
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: OTableHelper(_pTables, _xConnection, true)
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{
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// we create a new table here, so we should have all the rights or ;-)
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m_nPrivileges = Privilege::DROP | Privilege::REFERENCE | Privilege::ALTER | Privilege::CREATE
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| Privilege::READ | Privilege::DELETE | Privilege::UPDATE | Privilege::INSERT
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| Privilege::SELECT;
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construct();
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}
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OMySQLTable::OMySQLTable(sdbcx::OCollection* _pTables, const Reference<XConnection>& _xConnection,
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const OUString& Name, const OUString& Type, const OUString& Description,
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const OUString& SchemaName, const OUString& CatalogName,
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sal_Int32 _nPrivileges)
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: OTableHelper(_pTables, _xConnection, true, Name, Type, Description, SchemaName, CatalogName)
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, m_nPrivileges(_nPrivileges)
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{
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construct();
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}
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void OMySQLTable::construct()
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{
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OTableHelper::construct();
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if (!isNew())
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registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRIVILEGES),
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PROPERTY_ID_PRIVILEGES, PropertyAttribute::READONLY, &m_nPrivileges,
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cppu::UnoType<decltype(m_nPrivileges)>::get());
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}
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::cppu::IPropertyArrayHelper* OMySQLTable::createArrayHelper(sal_Int32 /*_nId*/) const
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{
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return doCreateArrayHelper();
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}
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::cppu::IPropertyArrayHelper& OMySQLTable::getInfoHelper()
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{
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return *static_cast<OMySQLTable_PROP*>(this)->getArrayHelper(isNew() ? 1 : 0);
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}
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sdbcx::OCollection* OMySQLTable::createColumns(const ::std::vector<OUString>& _rNames)
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{
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OMySQLColumns* pColumns = new OMySQLColumns(*this, m_aMutex, _rNames);
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pColumns->setParent(this);
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return pColumns;
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}
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sdbcx::OCollection* OMySQLTable::createKeys(const ::std::vector<OUString>& _rNames)
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{
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return new OMySQLKeysHelper(this, m_aMutex, _rNames);
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}
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sdbcx::OCollection* OMySQLTable::createIndexes(const ::std::vector<OUString>& _rNames)
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{
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return new OIndexesHelper(this, m_aMutex, _rNames);
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}
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// XAlterTable
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void SAL_CALL OMySQLTable::alterColumnByName(const OUString& colName,
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const Reference<XPropertySet>& descriptor)
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{
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::osl::MutexGuard aGuard(m_aMutex);
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checkDisposed(
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#ifdef __GNUC__
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::connectivity::sdbcx::OTableDescriptor_BASE::rBHelper.bDisposed
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#else
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rBHelper.bDisposed
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#endif
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);
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if (!m_xColumns || !m_xColumns->hasByName(colName))
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throw NoSuchElementException(colName, *this);
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if (!isNew())
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{
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// first we have to check what should be altered
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Reference<XPropertySet> xProp;
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m_xColumns->getByName(colName) >>= xProp;
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// first check the types
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sal_Int32 nOldType = 0, nNewType = 0, nOldPrec = 0, nNewPrec = 0, nOldScale = 0,
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nNewScale = 0;
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::dbtools::OPropertyMap& rProp = OMetaConnection::getPropMap();
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xProp->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_TYPE)) >>= nOldType;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_TYPE)) >>= nNewType;
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// and precisions and scale
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xProp->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_PRECISION)) >>= nOldPrec;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_PRECISION)) >>= nNewPrec;
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xProp->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_SCALE)) >>= nOldScale;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_SCALE)) >>= nNewScale;
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// second: check the "is nullable" value
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sal_Int32 nOldNullable = 0, nNewNullable = 0;
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xProp->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_ISNULLABLE)) >>= nOldNullable;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_ISNULLABLE)) >>= nNewNullable;
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// check also the auto_increment
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bool bOldAutoIncrement = false, bAutoIncrement = false;
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xProp->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_ISAUTOINCREMENT))
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>>= bOldAutoIncrement;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_ISAUTOINCREMENT))
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>>= bAutoIncrement;
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bool bColumnNameChanged = false;
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OUString sOldDesc, sNewDesc;
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xProp->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_DESCRIPTION)) >>= sOldDesc;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_DESCRIPTION)) >>= sNewDesc;
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if (nOldType != nNewType || nOldPrec != nNewPrec || nOldScale != nNewScale
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|| nNewNullable != nOldNullable || bOldAutoIncrement != bAutoIncrement
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|| sOldDesc != sNewDesc)
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{
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// special handling because they changed the type names to distinguish
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// if a column should be an auto_increment one
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if (bOldAutoIncrement != bAutoIncrement)
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{
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OUString sTypeName;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_TYPENAME))
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>>= sTypeName;
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static const char s_sAutoIncrement[] = "auto_increment";
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if (bAutoIncrement)
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{
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if (sTypeName.indexOf(s_sAutoIncrement) == -1)
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{
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sTypeName += OUString::Concat(" ") + s_sAutoIncrement;
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descriptor->setPropertyValue(rProp.getNameByIndex(PROPERTY_ID_TYPENAME),
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Any(sTypeName));
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}
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}
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else
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{
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if (!sTypeName.isEmpty())
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{
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sal_Int32 nIndex = sTypeName.indexOf(s_sAutoIncrement);
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if (nIndex != -1)
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{
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sTypeName = sTypeName.copy(0, nIndex);
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descriptor->setPropertyValue(rProp.getNameByIndex(PROPERTY_ID_TYPENAME),
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Any(sTypeName));
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}
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}
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}
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}
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alterColumnType(nNewType, colName, descriptor);
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bColumnNameChanged = true;
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}
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// third: check the default values
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OUString sNewDefault, sOldDefault;
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xProp->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_DEFAULTVALUE)) >>= sOldDefault;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_DEFAULTVALUE))
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>>= sNewDefault;
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if (!sOldDefault.isEmpty())
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{
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dropDefaultValue(colName);
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if (!sNewDefault.isEmpty() && sOldDefault != sNewDefault)
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alterDefaultValue(sNewDefault, colName);
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}
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else if (!sNewDefault.isEmpty())
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alterDefaultValue(sNewDefault, colName);
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// now we should look if the name of the column changed
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OUString sNewColumnName;
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descriptor->getPropertyValue(rProp.getNameByIndex(PROPERTY_ID_NAME)) >>= sNewColumnName;
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if (!sNewColumnName.equalsIgnoreAsciiCase(colName) && !bColumnNameChanged)
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{
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const OUString sQuote = getMetaData()->getIdentifierQuoteString();
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OUString sSql = getAlterTableColumnPart() + " CHANGE "
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+ ::dbtools::quoteName(sQuote, colName) + " "
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+ OTables::adjustSQL(::dbtools::createStandardColumnPart(
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descriptor, getConnection(), static_cast<OTables*>(m_pTables),
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getTypeCreatePattern()));
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executeStatement(sSql);
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}
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m_xColumns->refresh();
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}
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else
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{
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if (m_xColumns)
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{
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m_xColumns->dropByName(colName);
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m_xColumns->appendByDescriptor(descriptor);
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}
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}
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}
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void OMySQLTable::alterColumnType(sal_Int32 nNewType, const OUString& _rColName,
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const Reference<XPropertySet>& _xDescriptor)
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{
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const OUString sQuote = getMetaData()->getIdentifierQuoteString();
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OUString sSql
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= getAlterTableColumnPart() + " CHANGE " + ::dbtools::quoteName(sQuote, _rColName) + " ";
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rtl::Reference<OColumn> pColumn = new OColumn(true);
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::comphelper::copyProperties(_xDescriptor, pColumn);
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pColumn->setPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE),
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Any(nNewType));
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sSql += OTables::adjustSQL(::dbtools::createStandardColumnPart(
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pColumn, getConnection(), static_cast<OTables*>(m_pTables), getTypeCreatePattern()));
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executeStatement(sSql);
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}
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OUString OMySQLTable::getTypeCreatePattern() const { return u"(M,D)"_ustr; }
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void OMySQLTable::alterDefaultValue(std::u16string_view _sNewDefault, const OUString& _rColName)
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{
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const OUString sQuote = getMetaData()->getIdentifierQuoteString();
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OUString sSql = getAlterTableColumnPart() + " ALTER " + ::dbtools::quoteName(sQuote, _rColName)
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+ " SET DEFAULT '" + _sNewDefault + "'";
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executeStatement(sSql);
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}
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void OMySQLTable::dropDefaultValue(const OUString& _rColName)
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{
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const OUString sQuote = getMetaData()->getIdentifierQuoteString();
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OUString sSql = getAlterTableColumnPart() + " ALTER " + ::dbtools::quoteName(sQuote, _rColName)
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+ " DROP DEFAULT";
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executeStatement(sSql);
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}
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OUString OMySQLTable::getAlterTableColumnPart() const
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{
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OUString sSql(u"ALTER TABLE "_ustr);
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OUString sComposedName(
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::dbtools::composeTableName(getMetaData(), m_CatalogName, m_SchemaName, m_Name, true,
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::dbtools::EComposeRule::InTableDefinitions));
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sSql += sComposedName;
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return sSql;
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}
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void OMySQLTable::executeStatement(const OUString& _rStatement)
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{
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OUString sSQL = _rStatement;
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if (sSQL.endsWith(","))
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sSQL = sSQL.replaceAt(sSQL.getLength() - 1, 1, u")");
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Reference<XStatement> xStmt = getConnection()->createStatement();
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if (xStmt.is())
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{
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xStmt->execute(sSQL);
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::comphelper::disposeComponent(xStmt);
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}
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}
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OUString OMySQLTable::getRenameStart() const { return u"RENAME TABLE "_ustr; }
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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