496 lines
20 KiB
C++
496 lines
20 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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#ifndef INCLUDED_SC_INC_COMPILER_HXX
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#define INCLUDED_SC_INC_COMPILER_HXX
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#include <string.h>
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#include <tools/mempool.hxx>
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#include "scdllapi.h"
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#include "global.hxx"
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#include "refdata.hxx"
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#include <formula/token.hxx>
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#include <formula/grammar.hxx>
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#include <unotools/charclass.hxx>
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#include <rtl/ustrbuf.hxx>
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#include <com/sun/star/sheet/ExternalLinkInfo.hpp>
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#include <vector>
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#include <formula/FormulaCompiler.hxx>
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#include <boost/intrusive_ptr.hpp>
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#include <boost/unordered_map.hpp>
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// constants and data types also for external modules (ScInterpreter et al)
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#define MAXSTRLEN 1024 /* maximum length of input string of one symbol */
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// flag values of CharTable
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#define SC_COMPILER_C_ILLEGAL 0x00000000
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#define SC_COMPILER_C_CHAR 0x00000001
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#define SC_COMPILER_C_CHAR_BOOL 0x00000002
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#define SC_COMPILER_C_CHAR_WORD 0x00000004
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#define SC_COMPILER_C_CHAR_VALUE 0x00000008
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#define SC_COMPILER_C_CHAR_STRING 0x00000010
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#define SC_COMPILER_C_CHAR_DONTCARE 0x00000020
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#define SC_COMPILER_C_BOOL 0x00000040
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#define SC_COMPILER_C_WORD 0x00000080
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#define SC_COMPILER_C_WORD_SEP 0x00000100
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#define SC_COMPILER_C_VALUE 0x00000200
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#define SC_COMPILER_C_VALUE_SEP 0x00000400
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#define SC_COMPILER_C_VALUE_EXP 0x00000800
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#define SC_COMPILER_C_VALUE_SIGN 0x00001000
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#define SC_COMPILER_C_VALUE_VALUE 0x00002000
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#define SC_COMPILER_C_STRING_SEP 0x00004000
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#define SC_COMPILER_C_NAME_SEP 0x00008000 // there can be only one! '\''
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#define SC_COMPILER_C_CHAR_IDENT 0x00010000 // identifier (built-in function) or reference start
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#define SC_COMPILER_C_IDENT 0x00020000 // identifier or reference continuation
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#define SC_COMPILER_C_ODF_LBRACKET 0x00040000 // ODF '[' reference bracket
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#define SC_COMPILER_C_ODF_RBRACKET 0x00080000 // ODF ']' reference bracket
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#define SC_COMPILER_C_ODF_LABEL_OP 0x00100000 // ODF '!!' automatic intersection of labels
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#define SC_COMPILER_C_ODF_NAME_MARKER 0x00200000 // ODF '$$' marker that starts a defined (range) name
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#define SC_COMPILER_C_CHAR_NAME 0x00400000 // start character of a defined name
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#define SC_COMPILER_C_NAME 0x00800000 // continuation character of a defined name
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#define SC_COMPILER_C_CHAR_ERRCONST 0x01000000 // start character of an error constant ('#')
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#define SC_COMPILER_FILE_TAB_SEP '#' // 'Doc'#Tab
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class ScDocument;
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class ScMatrix;
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class ScRangeData;
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class ScExternalRefManager;
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class ScTokenArray;
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namespace sc {
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class CompileFormulaContext;
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}
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// constants and data types internal to compiler
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/*
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OpCode eOp; // OpCode
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formula::StackVar eType; // type of data
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sal_uInt16 nRefCnt; // reference count
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bool bRaw; // not cloned yet and trimmed to real size
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*/
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struct ScRawTokenBase
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{
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protected:
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OpCode eOp;
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formula::StackVar eType;
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mutable sal_uInt16 nRefCnt;
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bool bRaw;
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};
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struct ScDoubleRawToken: private ScRawTokenBase
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{
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public:
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union
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{ // union only to assure alignment identical to ScRawToken
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double nValue;
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struct {
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sal_uInt8 cByte;
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bool bHasForceArray;
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} sbyte;
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};
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DECL_FIXEDMEMPOOL_NEWDEL( ScDoubleRawToken );
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};
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struct ScRawToken: private ScRawTokenBase
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{
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friend class ScCompiler;
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// Friends that use a temporary ScRawToken on the stack (and therefor need
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// the private dtor) and know what they're doing..
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friend class ScTokenArray;
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static sal_uInt16 sbyteOffset();
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public:
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union {
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double nValue;
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struct {
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sal_uInt8 cByte;
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bool bHasForceArray;
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} sbyte;
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ScComplexRefData aRef;
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struct {
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sal_uInt16 nFileId;
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sal_Unicode cTabName[MAXSTRLEN+1];
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ScComplexRefData aRef;
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} extref;
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struct {
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sal_uInt16 nFileId;
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sal_Unicode cName[MAXSTRLEN+1];
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} extname;
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struct {
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bool bGlobal;
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sal_uInt16 nIndex;
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} name;
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struct {
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rtl_uString* mpData;
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rtl_uString* mpDataIgnoreCase;
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} sharedstring;
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ScMatrix* pMat;
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sal_uInt16 nError;
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sal_Unicode cStr[ MAXSTRLEN+1 ]; // string (up to 255 characters + 0)
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short nJump[ FORMULA_MAXJUMPCOUNT + 1 ]; // If/Chose token
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};
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//! other members not initialized
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ScRawToken() { bRaw = true; }
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private:
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~ScRawToken() {} //! only delete via Delete()
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public:
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DECL_FIXEDMEMPOOL_NEWDEL( ScRawToken );
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formula::StackVar GetType() const { return (formula::StackVar) eType; }
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OpCode GetOpCode() const { return (OpCode) eOp; }
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void NewOpCode( OpCode e ) { eOp = e; }
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void IncRef() { nRefCnt++; }
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void DecRef() { if( !--nRefCnt ) Delete(); }
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sal_uInt16 GetRef() const { return nRefCnt; }
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SC_DLLPUBLIC void Delete();
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// Use these methods only on tokens that are not part of a token array,
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// since the reference count is cleared!
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void SetOpCode( OpCode eCode );
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void SetString( rtl_uString* pData, rtl_uString* pDataIgoreCase );
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void SetSingleReference( const ScSingleRefData& rRef );
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void SetDoubleReference( const ScComplexRefData& rRef );
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void SetDouble( double fVal );
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void SetErrorConstant( sal_uInt16 nErr );
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// These methods are ok to use, reference count not cleared.
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void SetName(bool bGlobal, sal_uInt16 nIndex);
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void SetExternalSingleRef( sal_uInt16 nFileId, const OUString& rTabName, const ScSingleRefData& rRef );
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void SetExternalDoubleRef( sal_uInt16 nFileId, const OUString& rTabName, const ScComplexRefData& rRef );
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void SetExternalName( sal_uInt16 nFileId, const OUString& rName );
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void SetMatrix( ScMatrix* p );
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void SetExternal(const sal_Unicode* pStr);
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/** If the token is a non-external reference, determine if the reference is
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valid. If the token is an external reference, return true. Else return
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false. Used only in ScCompiler::NextNewToken() to preserve non-existing
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sheet names in otherwise valid references.
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*/
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bool IsValidReference() const;
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ScRawToken* Clone() const; // real copy!
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formula::FormulaToken* CreateToken() const; // create typified token
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void Load( SvStream&, sal_uInt16 nVer );
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static sal_Int32 GetStrLen( const sal_Unicode* pStr ); // as long as a "string" is an array
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static size_t GetStrLenBytes( sal_Int32 nLen )
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{ return nLen * sizeof(sal_Unicode); }
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static size_t GetStrLenBytes( const sal_Unicode* pStr )
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{ return GetStrLenBytes( GetStrLen( pStr ) ); }
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};
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inline void intrusive_ptr_add_ref(ScRawToken* p)
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{
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p->IncRef();
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}
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inline void intrusive_ptr_release(ScRawToken* p)
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{
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p->DecRef();
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}
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typedef ::boost::intrusive_ptr<ScRawToken> ScRawTokenRef;
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class SC_DLLPUBLIC ScCompiler : public formula::FormulaCompiler
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{
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public:
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enum ExtendedErrorDetection
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{
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EXTENDED_ERROR_DETECTION_NONE = 0, // no error on unknown symbols, default (interpreter handles it)
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EXTENDED_ERROR_DETECTION_NAME_BREAK, // name error on unknown symbols and break, pCode incomplete
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EXTENDED_ERROR_DETECTION_NAME_NO_BREAK // name error on unknown symbols, don't break, continue
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};
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struct Convention
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{
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const formula::FormulaGrammar::AddressConvention meConv;
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Convention( formula::FormulaGrammar::AddressConvention eConvP );
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virtual ~Convention();
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virtual void makeRefStr(
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OUStringBuffer& rBuffer,
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formula::FormulaGrammar::Grammar eGram,
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const ScAddress& rPos,
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const OUString& rErrRef, const std::vector<OUString>& rTabNames,
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const ScComplexRefData& rRef, bool bSingleRef ) const = 0;
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virtual ::com::sun::star::i18n::ParseResult
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parseAnyToken( const OUString& rFormula,
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sal_Int32 nSrcPos,
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const CharClass* pCharClass) const = 0;
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/**
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* Parse the symbol string and pick up the file name and the external
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* range name.
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*
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* @return true on successful parse, or false otherwise.
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*/
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virtual bool parseExternalName( const OUString& rSymbol, OUString& rFile, OUString& rName,
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const ScDocument* pDoc,
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const ::com::sun::star::uno::Sequence<
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com::sun::star::sheet::ExternalLinkInfo>* pExternalLinks ) const = 0;
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virtual OUString makeExternalNameStr( const OUString& rFile, const OUString& rName ) const = 0;
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virtual void makeExternalRefStr(
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OUStringBuffer& rBuffer, const ScAddress& rPos, const OUString& rFileName,
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const OUString& rTabName, const ScSingleRefData& rRef ) const = 0;
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virtual void makeExternalRefStr(
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OUStringBuffer& rBuffer, const ScAddress& rPos,
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const OUString& rFileName, const std::vector<OUString>& rTabNames,
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const OUString& rTabName, const ScComplexRefData& rRef ) const = 0;
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enum SpecialSymbolType
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{
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/**
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* Character between sheet name and address. In OOO A1 this is
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* '.', while XL A1 and XL R1C1 this is '!'.
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*/
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SHEET_SEPARATOR,
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/**
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* In OOO A1, a sheet name may be prefixed with '$' to indicate an
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* absolute sheet position.
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*/
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ABS_SHEET_PREFIX
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};
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virtual sal_Unicode getSpecialSymbol( SpecialSymbolType eSymType ) const = 0;
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virtual sal_uLong getCharTableFlags( sal_Unicode c, sal_Unicode cLast ) const = 0;
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protected:
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const sal_uLong* mpCharTable;
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};
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friend struct Convention;
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private:
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static CharClass *pCharClassEnglish; // character classification for en_US locale
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static const Convention *pConventions[ formula::FormulaGrammar::CONV_LAST ];
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static struct AddInMap
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{
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const char* pODFF;
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const char* pEnglish;
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bool bMapDupToInternal; // when writing ODFF
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const char* pOriginal; // programmatical name
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const char* pUpper; // upper case programmatical name
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} maAddInMap[];
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static const AddInMap* GetAddInMap();
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static size_t GetAddInMapCount();
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ScDocument* pDoc;
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ScAddress aPos;
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SvNumberFormatter* mpFormatter;
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// For CONV_XL_OOX, may be set via API by MOOXML filter.
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com::sun::star::uno::Sequence<com::sun::star::sheet::ExternalLinkInfo> maExternalLinks;
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sal_Unicode cSymbol[MAXSTRLEN]; // current Symbol
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OUString aFormula; // formula source code
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sal_Int32 nSrcPos; // tokenizer position (source code)
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mutable ScRawToken maRawToken;
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const CharClass* pCharClass; // which character classification is used for parseAnyToken
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sal_uInt16 mnPredetectedReference; // reference when reading ODF, 0 (none), 1 (single) or 2 (double)
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SCsTAB nMaxTab; // last sheet in document
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sal_Int32 mnRangeOpPosInSymbol; // if and where a range operator is in symbol
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const Convention *pConv;
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ExtendedErrorDetection meExtendedErrorDetection;
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bool mbCloseBrackets; // whether to close open brackets automatically, default TRUE
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bool mbRewind; // whether symbol is to be rewound to some step during lexical analysis
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std::vector<sal_uInt16> maExternalFiles;
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std::vector<OUString> maTabNames; /// sheet names mangled for the current grammer for output
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std::vector<OUString> &GetSetupTabNames() const; /// get or setup tab names for the current grammar
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bool NextNewToken(bool bInArray = false);
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virtual void SetError(sal_uInt16 nError) SAL_OVERRIDE;
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sal_Int32 NextSymbol(bool bInArray);
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bool IsValue( const OUString& );
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bool IsOpCode( const OUString&, bool bInArray );
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bool IsOpCode2( const OUString& );
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bool IsString();
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bool IsReference( const OUString& );
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bool IsSingleReference( const OUString& );
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bool IsPredetectedReference(const OUString&);
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bool IsDoubleReference( const OUString& );
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bool IsMacro( const OUString& );
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bool IsNamedRange( const OUString& );
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bool IsExternalNamedRange( const OUString& rSymbol );
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bool IsDBRange( const OUString& );
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bool IsColRowName( const OUString& );
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bool IsBoolean( const OUString& );
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void AutoCorrectParsedSymbol();
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void SetRelNameReference();
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/** Obtain range data for ocName token, global or sheet local.
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Prerequisite: rToken is a FormulaIndexToken so IsGlobal() and
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GetIndex() can be called on it. We don't check with RTTI.
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*/
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ScRangeData* GetRangeData( const formula::FormulaToken& pToken ) const;
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static void InitCharClassEnglish();
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public:
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ScCompiler( sc::CompileFormulaContext& rCxt, const ScAddress& rPos );
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ScCompiler( ScDocument* pDocument, const ScAddress&);
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ScCompiler( sc::CompileFormulaContext& rCxt, const ScAddress& rPos, ScTokenArray& rArr );
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ScCompiler( ScDocument* pDocument, const ScAddress&,ScTokenArray& rArr);
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virtual ~ScCompiler();
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public:
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static void DeInit(); /// all
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// for ScAddress::Format()
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static void CheckTabQuotes( OUString& aTabName,
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const formula::FormulaGrammar::AddressConvention eConv = formula::FormulaGrammar::CONV_OOO );
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/** Analyzes a string for a 'Doc'#Tab construct, or 'Do''c'#Tab etc..
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@returns the position of the unquoted # hash mark in 'Doc'#Tab, or
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-1 if none. */
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static sal_Int32 GetDocTabPos( const OUString& rString );
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static bool EnQuote( OUString& rStr );
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sal_Unicode GetNativeAddressSymbol( Convention::SpecialSymbolType eType ) const;
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// Check if it is a valid english function name
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bool IsEnglishSymbol( const OUString& rName );
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bool IsErrorConstant( const OUString& ) const;
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/**
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* When auto correction is set, the jump command reorder must be enabled.
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*/
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void SetAutoCorrection( bool bVal );
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void SetCloseBrackets( bool bVal ) { mbCloseBrackets = bVal; }
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void SetRefConvention( const Convention *pConvP );
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void SetRefConvention( const formula::FormulaGrammar::AddressConvention eConv );
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static const Convention* GetRefConvention( formula::FormulaGrammar::AddressConvention eConv );
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/// Set symbol map if not empty.
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void SetFormulaLanguage( const OpCodeMapPtr & xMap );
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void SetGrammar( const formula::FormulaGrammar::Grammar eGrammar );
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void SetNumberFormatter( SvNumberFormatter* pFormatter );
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private:
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/** Set grammar and reference convention from within SetFormulaLanguage()
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or SetGrammar().
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@param eNewGrammar
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The new grammar to be set and the associated reference convention.
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@param eOldGrammar
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The previous grammar that was active before SetFormulaLanguage().
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*/
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void SetGrammarAndRefConvention(
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const formula::FormulaGrammar::Grammar eNewGrammar,
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const formula::FormulaGrammar::Grammar eOldGrammar );
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public:
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/// Set external link info for ScAddress::CONV_XL_OOX.
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void SetExternalLinks(
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const ::com::sun::star::uno::Sequence<
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com::sun::star::sheet::ExternalLinkInfo>& rLinks )
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{
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maExternalLinks = rLinks;
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}
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void CreateStringFromXMLTokenArray( OUString& rFormula, OUString& rFormulaNmsp );
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void SetExtendedErrorDetection( ExtendedErrorDetection eVal ) { meExtendedErrorDetection = eVal; }
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bool IsCorrected() { return bCorrected; }
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const OUString& GetCorrectedFormula() { return aCorrectedFormula; }
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/**
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* Tokenize formula expression string into an array of tokens.
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*
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* @param rFormula formula expression to tokenize.
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*
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* @return heap allocated token array object. The caller <i>must</i>
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* manage the life cycle of this object.
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*/
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ScTokenArray* CompileString( const OUString& rFormula );
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ScTokenArray* CompileString( const OUString& rFormula, const OUString& rFormulaNmsp );
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const ScDocument* GetDoc() const { return pDoc; }
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const ScAddress& GetPos() const { return aPos; }
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void MoveRelWrap( SCCOL nMaxCol, SCROW nMaxRow );
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static void MoveRelWrap( ScTokenArray& rArr, ScDocument* pDoc, const ScAddress& rPos,
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SCCOL nMaxCol, SCROW nMaxRow );
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/** If the character is allowed as tested by nFlags (SC_COMPILER_C_...
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bits) for all known address conventions. If more than one bit is given
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in nFlags, all bits must match. If bTestLetterNumeric is false and
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char>=128, no LetterNumeric test is done and false is returned. */
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static bool IsCharFlagAllConventions(
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OUString const & rStr, sal_Int32 nPos, sal_uLong nFlags, bool bTestLetterNumeric = true );
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private:
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// FormulaCompiler
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virtual OUString FindAddInFunction( const OUString& rUpperName, bool bLocalFirst ) const SAL_OVERRIDE;
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virtual void fillFromAddInCollectionUpperName( NonConstOpCodeMapPtr xMap ) const SAL_OVERRIDE;
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virtual void fillFromAddInCollectionEnglishName( NonConstOpCodeMapPtr xMap ) const SAL_OVERRIDE;
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virtual void fillFromAddInMap( NonConstOpCodeMapPtr xMap, formula::FormulaGrammar::Grammar _eGrammar ) const SAL_OVERRIDE;
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virtual void fillAddInToken(::std::vector< ::com::sun::star::sheet::FormulaOpCodeMapEntry >& _rVec,bool _bIsEnglish) const SAL_OVERRIDE;
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virtual bool HandleExternalReference(const formula::FormulaToken& _aToken) SAL_OVERRIDE;
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virtual bool HandleRange() SAL_OVERRIDE;
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virtual bool HandleSingleRef() SAL_OVERRIDE;
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virtual bool HandleDbData() SAL_OVERRIDE;
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virtual formula::FormulaTokenRef ExtendRangeReference( formula::FormulaToken & rTok1, formula::FormulaToken & rTok2, bool bReuseDoubleRef ) SAL_OVERRIDE;
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virtual void CreateStringFromExternal(OUStringBuffer& rBuffer, formula::FormulaToken* pTokenP) const SAL_OVERRIDE;
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virtual void CreateStringFromSingleRef(OUStringBuffer& rBuffer,formula::FormulaToken* _pTokenP) const SAL_OVERRIDE;
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virtual void CreateStringFromDoubleRef(OUStringBuffer& rBuffer,formula::FormulaToken* _pTokenP) const SAL_OVERRIDE;
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virtual void CreateStringFromMatrix( OUStringBuffer& rBuffer, formula::FormulaToken* _pTokenP) const SAL_OVERRIDE;
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virtual void CreateStringFromIndex(OUStringBuffer& rBuffer,formula::FormulaToken* _pTokenP) const SAL_OVERRIDE;
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virtual void LocalizeString( OUString& rName ) const SAL_OVERRIDE; // modify rName - input: exact name
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/// Access the CharTable flags
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inline sal_uLong GetCharTableFlags( sal_Unicode c, sal_Unicode cLast )
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{ return c < 128 ? pConv->getCharTableFlags(c, cLast) : 0; }
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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