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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
#include <com/sun/star/sdb/XParametersSupplier.hpp>
#include <com/sun/star/sdbcx/XTablesSupplier.hpp>
#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
#include <com/sun/star/sdb/XSingleSelectQueryComposer.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/script/XTypeConverter.hpp>
#include <cppuhelper/implbase5.hxx>
#include <connectivity/sqliterator.hxx>
#include <connectivity/sqlparse.hxx>
#include <apitools.hxx>
#include <comphelper/broadcasthelper.hxx>
#include <comphelper/uno3.hxx>
#include <comphelper/proparrhlp.hxx>
#include <comphelper/propertycontainer.hxx>
#include <svx/ParseContext.hxx>
namespace com::sun::star::util {
class XNumberFormatsSupplier;
class XNumberFormatter;
}
namespace dbaccess
{
typedef ::cppu::ImplHelper5< css::sdb::XSingleSelectQueryComposer,
css::sdb::XParametersSupplier,
css::sdbcx::XColumnsSupplier,
css::sdbcx::XTablesSupplier,
css::lang::XServiceInfo > OSingleSelectQueryComposer_BASE;
class OPrivateColumns;
class OPrivateTables;
class OSingleSelectQueryComposer : public ::comphelper::OMutexAndBroadcastHelper
,public OSubComponent
,public ::comphelper::OPropertyContainer
,public ::comphelper::OPropertyArrayUsageHelper < OSingleSelectQueryComposer >
,public OSingleSelectQueryComposer_BASE
{
enum SQLPart
{
Where = 0, // the 0 is important, as it will be used as index into arrays
Group,
Having,
Order,
SQLPartCount
};
static void incSQLPart( SQLPart& e ) { e = static_cast<SQLPart>(1 + static_cast<size_t>(e)); }
enum EColumnType
{
SelectColumns = 0,
GroupByColumns = 1,
OrderColumns = 2,
ParameterColumns = 3
};
typedef std::function<const ::connectivity::OSQLParseNode*(::connectivity::OSQLParseTreeIterator *)>
TGetParseNode;
::svxform::OSystemParseContext m_aParseContext;
::svxform::ONeutralParseContext m_aNeutralContext;
::connectivity::OSQLParser m_aSqlParser;
::connectivity::OSQLParseTreeIterator m_aSqlIterator; // the iterator for the complete statement
::connectivity::OSQLParseTreeIterator m_aAdditiveIterator; // the iterator for the "additive statement" (means without the clauses of the elementary statement)
std::vector<std::unique_ptr<OPrivateColumns>>
m_aColumnsCollection; // used for columns and parameters of old queries
std::vector<std::unique_ptr<OPrivateTables>>
m_aTablesCollection;
std::vector< OUString > m_aElementaryParts; // the filter/groupby/having/order of the elementary statement
css::uno::Reference< css::sdbc::XConnection> m_xConnection;
css::uno::Reference< css::sdbc::XDatabaseMetaData> m_xMetaData;
css::uno::Reference< css::container::XNameAccess> m_xConnectionTables;
css::uno::Reference< css::container::XNameAccess> m_xConnectionQueries;
css::uno::Reference< css::util::XNumberFormatsSupplier > m_xNumberFormatsSupplier;
css::uno::Reference< css::uno::XComponentContext> m_aContext;
css::uno::Reference< css::script::XTypeConverter > m_xTypeConverter;
std::vector<std::unique_ptr<OPrivateColumns>> m_aCurrentColumns;
std::unique_ptr<OPrivateTables> m_pTables; // currently used tables
OUString m_aPureSelectSQL; // the pure select statement, without filter/order/groupby/having
OUString m_sDecimalSep;
OUString m_sCommand;
css::lang::Locale m_aLocale;
sal_Int32 m_nBoolCompareMode; // how to compare bool values
sal_Int32 m_nCommandType;
// <properties>
OUString m_sOriginal;
// </properties>
bool setORCriteria(::connectivity::OSQLParseNode const * pCondition, ::connectivity::OSQLParseTreeIterator& _rIterator,
std::vector< std::vector < css::beans::PropertyValue > >& rFilters, const css::uno::Reference< css::util::XNumberFormatter > & xFormatter) const;
bool setANDCriteria(::connectivity::OSQLParseNode const * pCondition, ::connectivity::OSQLParseTreeIterator& _rIterator,
std::vector < css::beans::PropertyValue > & rFilters, const css::uno::Reference< css::util::XNumberFormatter > & xFormatter) const;
bool setLikePredicate(::connectivity::OSQLParseNode const * pCondition, ::connectivity::OSQLParseTreeIterator const & _rIterator,
std::vector < css::beans::PropertyValue > & rFilters, const css::uno::Reference< css::util::XNumberFormatter > & xFormatter) const;
bool setComparisonPredicate(::connectivity::OSQLParseNode const * pCondition, ::connectivity::OSQLParseTreeIterator const & _rIterator,
std::vector < css::beans::PropertyValue > & rFilters, const css::uno::Reference< css::util::XNumberFormatter > & xFormatter) const;
static OUString getColumnName(::connectivity::OSQLParseNode const * pColumnRef, ::connectivity::OSQLParseTreeIterator const & _rIterator);
OUString getTableAlias(const css::uno::Reference< css::beans::XPropertySet >& column ) const;
static sal_Int32 getPredicateType(::connectivity::OSQLParseNode const * _pPredicate);
// clears all Columns,Parameters and tables and insert it to their vectors
void clearCurrentCollections();
// clears the columns collection given by EColumnType
void clearColumns( const EColumnType _eType );
/** retrieves a particular part of a statement
@param _rIterator
the iterator to use.
*/
OUString getStatementPart( TGetParseNode const & _aGetFunctor, ::connectivity::OSQLParseTreeIterator& _rIterator );
void setQuery_Impl( const OUString& command );
void setConditionByColumn( const css::uno::Reference< css::beans::XPropertySet >& column
, bool andCriteria
, std::function<bool(OSingleSelectQueryComposer *, const OUString&)> const & _aSetFunctor
,sal_Int32 filterOperator);
/** getStructuredCondition returns the structured condition for the where or having clause
@param _aGetFunctor
A member function to get the correct parse node.
@return
The structured filter
*/
css::uno::Sequence< css::uno::Sequence< css::beans::PropertyValue > >
getStructuredCondition( TGetParseNode const & _aGetFunctor );
css::uno::Reference< css::container::XIndexAccess >
setCurrentColumns( EColumnType _eType, const ::rtl::Reference< ::connectivity::OSQLColumns >& _rCols );
//helper methods for mem_fun_t
bool implSetFilter(const OUString& _sFilter) { setFilter(_sFilter); return true;}
bool implSetHavingClause(const OUString& _sFilter) { setHavingClause(_sFilter); return true;}
/** returns the part of the select statement
@param _ePart
Which part should be returned.
@param _bWithKeyword
If <TRUE/> the keyword will be added too. Otherwise not.
@param _rIterator
The iterator to use.
@return
The part of the select statement.
*/
OUString getSQLPart( SQLPart _ePart, ::connectivity::OSQLParseTreeIterator& _rIterator, bool _bWithKeyword );
/** retrieves the keyword for the given SQLPart
*/
static OUString getKeyword( SQLPart _ePart );
/** sets a single "additive" clause, means a filter/groupby/having/order clause
*/
void setSingleAdditiveClause( SQLPart _ePart, const OUString& _rClause );
/** composes a statement from m_aPureSelectSQL and the 4 usual clauses
*/
OUString composeStatementFromParts( const std::vector< OUString >& _rParts );
/** return the name of the column in the *source* *table*.
That is, for (SELECT a AS b FROM t), it returns A or "t"."A", as appropriate.
Use e.g. for WHERE, GROUP BY and HAVING clauses.
@param bGroupBy: for GROUP BY clause? In that case, throw exception if trying to use an unrelated column and the database does not support that.
*/
OUString impl_getColumnRealName_throw(const css::uno::Reference< css::beans::XPropertySet >& column, bool bGroupBy);
/** return the name of the column in the *query* for ORDER BY clause.
That is, for (SELECT a AS b FROM t), it returns "b"
Throws exception if trying to use an unrelated column and the database does not support that.
*/
OUString impl_getColumnNameOrderBy_throw(const css::uno::Reference< css::beans::XPropertySet >& column);
protected:
virtual ~OSingleSelectQueryComposer() override;
public:
OSingleSelectQueryComposer( const css::uno::Reference< css::container::XNameAccess>& _xTableSupplier,
const css::uno::Reference< css::sdbc::XConnection>& _xConnection,
const css::uno::Reference< css::uno::XComponentContext>& _rContext);
void SAL_CALL disposing() override;
virtual css::uno::Sequence<css::uno::Type> SAL_CALL getTypes() override;
virtual css::uno::Sequence<sal_Int8> SAL_CALL getImplementationId() override;
// css::uno::XInterface
DECLARE_XINTERFACE( )
// XServiceInfo
DECLARE_SERVICE_INFO();
virtual css::uno::Reference< css::beans::XPropertySetInfo> SAL_CALL getPropertySetInfo() override;
virtual ::cppu::IPropertyArrayHelper& SAL_CALL getInfoHelper() override;
virtual ::cppu::IPropertyArrayHelper* createArrayHelper() const override;
// css::sdb::XSingleSelectQueryComposer
virtual OUString SAL_CALL getElementaryQuery() override;
virtual void SAL_CALL setElementaryQuery( const OUString& _rElementary ) override;
virtual void SAL_CALL setFilter( const OUString& filter ) override;
virtual void SAL_CALL setStructuredFilter( const css::uno::Sequence< css::uno::Sequence< css::beans::PropertyValue > >& filter ) override;
virtual void SAL_CALL appendFilterByColumn( const css::uno::Reference< css::beans::XPropertySet >& column, sal_Bool andCriteria,sal_Int32 filterOperator ) override;
virtual void SAL_CALL appendGroupByColumn( const css::uno::Reference< css::beans::XPropertySet >& column ) override;
virtual void SAL_CALL setGroup( const OUString& group ) override;
virtual void SAL_CALL setHavingClause( const OUString& filter ) override;
virtual void SAL_CALL setStructuredHavingClause( const css::uno::Sequence< css::uno::Sequence< css::beans::PropertyValue > >& filter ) override;
virtual void SAL_CALL appendHavingClauseByColumn( const css::uno::Reference< css::beans::XPropertySet >& column, sal_Bool andCriteria,sal_Int32 filterOperator ) override;
virtual void SAL_CALL appendOrderByColumn( const css::uno::Reference< css::beans::XPropertySet >& column, sal_Bool ascending ) override;
virtual void SAL_CALL setOrder( const OUString& order ) override;
// XSingleSelectQueryAnalyzer
virtual OUString SAL_CALL getQuery( ) override;
virtual void SAL_CALL setQuery( const OUString& command ) override;
virtual void SAL_CALL setCommand( const OUString& command,sal_Int32 CommandType ) override;
virtual OUString SAL_CALL getFilter( ) override;
virtual css::uno::Sequence< css::uno::Sequence< css::beans::PropertyValue > > SAL_CALL getStructuredFilter( ) override;
virtual OUString SAL_CALL getGroup( ) override;
virtual css::uno::Reference< css::container::XIndexAccess > SAL_CALL getGroupColumns( ) override;
virtual OUString SAL_CALL getHavingClause( ) override;
virtual css::uno::Sequence< css::uno::Sequence< css::beans::PropertyValue > > SAL_CALL getStructuredHavingClause( ) override;
virtual OUString SAL_CALL getOrder( ) override;
virtual css::uno::Reference< css::container::XIndexAccess > SAL_CALL getOrderColumns( ) override;
virtual OUString SAL_CALL getQueryWithSubstitution( ) override;
// XColumnsSupplier
virtual css::uno::Reference< css::container::XNameAccess > SAL_CALL getColumns( ) override;
// XTablesSupplier
virtual css::uno::Reference< css::container::XNameAccess > SAL_CALL getTables( ) override;
// XParametersSupplier
virtual css::uno::Reference< css::container::XIndexAccess > SAL_CALL getParameters( ) override;
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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