diff options
Diffstat (limited to 'sc/source/filter/inc/addressconverter.hxx')
| -rw-r--r-- | sc/source/filter/inc/addressconverter.hxx | 505 |
1 files changed, 505 insertions, 0 deletions
diff --git a/sc/source/filter/inc/addressconverter.hxx b/sc/source/filter/inc/addressconverter.hxx new file mode 100644 index 000000000..af1bc340c --- /dev/null +++ b/sc/source/filter/inc/addressconverter.hxx @@ -0,0 +1,505 @@ +/* -*- 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 <vector> +#include <rangelst.hxx> +#include "workbookhelper.hxx" +#include <com/sun/star/uno/Sequence.h> + +namespace com::sun::star::table { struct CellRangeAddress; } +namespace oox { class SequenceInputStream; } + +namespace oox { +namespace xls { + +/** A 2D cell address struct for binary filters. */ +struct BinAddress +{ + sal_Int32 mnCol; + sal_Int32 mnRow; + + explicit BinAddress() : mnCol( 0 ), mnRow( 0 ) {} + explicit BinAddress( sal_Int32 nCol, sal_Int32 nRow ) : mnCol( nCol ), mnRow( nRow ) {} + explicit BinAddress( const ScAddress& rAddr ) : mnCol( rAddr.Col() ), mnRow( rAddr.Row() ) {} + + void read( SequenceInputStream& rStrm ); +}; + +inline bool operator<( const BinAddress& rL, const BinAddress& rR ) +{ + return (rL.mnCol < rR.mnCol) || ((rL.mnCol == rR.mnCol) && (rL.mnRow < rR.mnRow)); +} + +inline SequenceInputStream& operator>>( SequenceInputStream& rStrm, BinAddress& orPos ) +{ + orPos.read( rStrm ); + return rStrm; +} + +/** A 2D cell range address struct for binary filters. */ +struct BinRange +{ + BinAddress maFirst; + BinAddress maLast; + + void read( SequenceInputStream& rStrm ); +}; + +inline SequenceInputStream& operator>>( SequenceInputStream& rStrm, BinRange& orRange ) +{ + orRange.read( rStrm ); + return rStrm; +} + +/** A 2D cell range address list for binary filters. */ +class BinRangeList +{ +public: + explicit BinRangeList() : mvRanges() {} + + ::std::vector< BinRange >::const_iterator begin() const { return mvRanges.begin(); } + ::std::vector< BinRange >::const_iterator end() const { return mvRanges.end(); } + + void read( SequenceInputStream& rStrm ); + +private: + ::std::vector< BinRange > mvRanges; +}; + +inline SequenceInputStream& operator>>( SequenceInputStream& rStrm, BinRangeList& orRanges ) +{ + orRanges.read( rStrm ); + return rStrm; +} + +/** Converter for cell addresses and cell ranges for OOXML and BIFF filters. + */ +class AddressConverter final : public WorkbookHelper +{ +public: + explicit AddressConverter( const WorkbookHelper& rHelper ); + + /** Tries to parse the passed string for a 2d cell address in A1 notation. + + This function accepts all strings that match the regular expression + "[a-zA-Z]{1,6}0*[1-9][0-9]{0,8}" (without quotes), i.e. 1 to 6 letters + for the column index (translated to 0-based column indexes from 0 to + 321,272,405), and 1 to 9 digits for the 1-based row index (translated + to 0-based row indexes from 0 to 999,999,998). The row number part may + contain leading zeros, they will be ignored. It is up to the caller to + handle cell addresses outside of a specific valid range (e.g. the + entire spreadsheet). + + @param ornColumn (out-parameter) Returns the converted column index. + @param ornRow (out-parameter) returns the converted row index. + @param rString The string containing the cell address. + @param nStart Start index of string part in rString to be parsed. + @param nLength Length of string part in rString to be parsed. + + @return true = Parsed string was valid, returned values can be used. + */ + static bool parseOoxAddress2d( + sal_Int32& ornColumn, sal_Int32& ornRow, + const OUString& rString, + sal_Int32 nStart = 0, + sal_Int32 nLength = SAL_MAX_INT32 ); + + static bool parseOoxAddress2d( + sal_Int32& ornColumn, sal_Int32& ornRow, const char* pStr ); + + /** Tries to parse the passed string for a 2d cell range in A1 notation. + + This function accepts all strings that match the regular expression + "ADDR(:ADDR)?" (without quotes), where ADDR is a cell address accepted + by the parseOoxAddress2d() function of this class. It is up to the + caller to handle cell ranges outside of a specific valid range (e.g. + the entire spreadsheet). + + @param ornStartColumn (out-parameter) Returns the converted start column index. + @param ornStartRow (out-parameter) returns the converted start row index. + @param ornEndColumn (out-parameter) Returns the converted end column index. + @param ornEndRow (out-parameter) returns the converted end row index. + @param rString The string containing the cell address. + @param nStart Start index of string part in rString to be parsed. + + @return true = Parsed string was valid, returned values can be used. + */ + static bool parseOoxRange2d( + sal_Int32& ornStartColumn, sal_Int32& ornStartRow, + sal_Int32& ornEndColumn, sal_Int32& ornEndRow, + const OUString& rString, + sal_Int32 nStart = 0 ); + + /** Returns the biggest valid cell address in the own Calc document. */ + const ScAddress& + getMaxApiAddress() const { return maMaxApiPos; } + + /** Returns the biggest valid cell address in the imported/exported + Excel document. */ + const ScAddress& + getMaxXlsAddress() const { return maMaxXlsPos; } + + /** Returns the biggest valid cell address in both Calc and the + imported/exported Excel document. */ + const ScAddress& + getMaxAddress() const { return maMaxPos; } + + /** Checks if the passed column index is valid. + + @param nCol The column index to check. + @param bTrackOverflow true = Update the internal overflow flag, if the + column index is outside of the supported limits. + @return true = Passed column index is valid (no index overflow). + */ + bool checkCol( sal_Int32 nCol, bool bTrackOverflow ); + + /** Checks if the passed row index is valid. + + @param nRow The row index to check. + @param bTrackOverflow true = Update the internal overflow flag, if the + row index is outside of the supported limits. + @return true = Passed row index is valid (no index overflow). + */ + bool checkRow( sal_Int32 nRow, bool bTrackOverflow ); + + /** Checks if the passed sheet index is valid. + + @param nSheet The sheet index to check. + @param bTrackOverflow true = Update the internal overflow flag, if the + sheet index is outside of the supported limits. + @return true = Passed sheet index is valid (no index overflow). + */ + bool checkTab( sal_Int16 nSheet, bool bTrackOverflow ); + + /** Checks the passed cell address if it fits into the spreadsheet limits. + + @param rAddress The cell address to be checked. + @param bTrackOverflow true = Update the internal overflow flags, if + the address is outside of the supported sheet limits. + @return true = Passed address is valid (no index overflow). + */ + bool checkCellAddress( + const ScAddress& rAddress, + bool bTrackOverflow ); + + /** Converts the passed string to a single cell address, without checking + any sheet limits. + + @param orAddress (out-parameter) Returns the converted cell address. + @param rString Cell address string in A1 notation. + @param nSheet Sheet index to be inserted into orAddress. + @return true = Cell address could be parsed from the passed string. + */ + static bool convertToCellAddressUnchecked( + ScAddress& orAddress, + const OUString& rString, + sal_Int16 nSheet ); + + static bool convertToCellAddressUnchecked( + ScAddress& orAddress, const char* pStr, sal_Int16 nSheet ); + + /** Tries to convert the passed string to a single cell address. + + @param orAddress (out-parameter) Returns the converted cell address. + @param rString Cell address string in A1 notation. + @param nSheet Sheet index to be inserted into orAddress (will be checked). + @param bTrackOverflow true = Update the internal overflow flags, if + the address is outside of the supported sheet limits. + @return true = Converted address is valid (no index overflow). + */ + bool convertToCellAddress( + ScAddress& orAddress, + const OUString& rString, + sal_Int16 nSheet, + bool bTrackOverflow ); + + bool convertToCellAddress( + ScAddress& rAddress, + const char* pStr, sal_Int16 nSheet, bool bTrackOverflow ); + + /** Returns a valid cell address by moving it into allowed dimensions. + + @param rString Cell address string in A1 notation. + @param nSheet Sheet index for the returned address (will be checked). + @param bTrackOverflow true = Update the internal overflow flags, if + the address is outside of the supported sheet limits. + @return A valid cell address struct. */ + ScAddress createValidCellAddress( + const OUString& rString, + sal_Int16 nSheet, + bool bTrackOverflow ); + + /** Converts the passed address to a single cell address, without checking + any sheet limits. + + @param orAddress (out-parameter) Returns the converted cell address. + @param rBinAddress Binary cell address struct. + @param nSheet Sheet index to be inserted into orAddress. + */ + static void convertToCellAddressUnchecked( + ScAddress& orAddress, + const BinAddress& rBinAddress, + sal_Int16 nSheet ); + + /** Tries to convert the passed address to a single cell address. + + @param orAddress (out-parameter) Returns the converted cell address. + @param rBinAddress Binary cell address struct. + @param nSheet Sheet index to be inserted into orAddress (will be checked). + @param bTrackOverflow true = Update the internal overflow flags, if + the address is outside of the supported sheet limits. + @return true = Converted address is valid (no index overflow). + */ + bool convertToCellAddress( + ScAddress& orAddress, + const BinAddress& rBinAddress, + sal_Int16 nSheet, + bool bTrackOverflow ); + + /** Returns a valid cell address by moving it into allowed dimensions. + + @param rBinAddress Binary cell address struct. + @param nSheet Sheet index for the returned address (will be checked). + @param bTrackOverflow true = Update the internal overflow flags, if + the address is outside of the supported sheet limits. + @return A valid cell address struct. */ + ScAddress createValidCellAddress( + const BinAddress& rBinAddress, + sal_Int16 nSheet, + bool bTrackOverflow ); + + /** Checks the passed cell range if it fits into the spreadsheet limits. + + @param rRange The cell range address to be checked. + @param bAllowOverflow true = Allow ranges that start inside the + supported sheet limits but may end outside of these limits. + false = Do not allow ranges that overflow the supported limits. + @param bTrackOverflow true = Update the internal overflow flags, if + the passed range contains cells outside of the supported sheet + limits. + @return true = Cell range is valid. This function returns also true, + if only parts of the range are outside the current sheet limits and + such an overflow is allowed via parameter bAllowOverflow. Returns + false, if the entire range is outside the sheet limits, or if + overflow is not allowed via parameter bAllowOverflow. + */ + bool checkCellRange( + const ScRange& rRange, + bool bAllowOverflow, bool bTrackOverflow ); + + /** Checks the passed cell range, may try to fit it to current sheet limits. + + First, this function reorders the column and row indexes so that the + starting indexes are less than or equal to the end indexes. Then, + depending on the parameter bAllowOverflow, the range is just checked or + cropped to the current sheet limits. + + @param orRange (in-out-parameter) Converts the passed cell range + into a valid cell range address. If the passed range contains cells + outside the currently supported spreadsheet limits, it will be + cropped to these limits. + @param bAllowOverflow true = Allow ranges that start inside the + supported sheet limits but may end outside of these limits. The + cell range returned in orRange will be cropped to these limits. + false = Do not allow ranges that overflow the supported limits. The + function will return false when the range overflows the sheet limits. + @param bTrackOverflow true = Update the internal overflow flags, if + the original range contains cells outside of the supported sheet + limits. + @return true = Converted range address is valid. This function + returns also true, if overflowing ranges are allowed via parameter + bAllowOverflow and the range has been cropped, but still contains + cells inside the current sheet limits. Returns false, if the entire + range is outside the sheet limits or overflowing ranges are not + allowed via parameter bAllowOverflow. + */ + bool validateCellRange( + ScRange& orRange, + bool bAllowOverflow, bool bTrackOverflow ); + + /** Converts the passed string to a cell range address, without checking + any sheet limits. + + @param orRange (out-parameter) Returns the converted range address. + @param rString Cell range string in A1 notation. + @param nSheet Sheet index to be inserted into orRange. + @return true = Range address could be parsed from the passed string. + */ + static bool convertToCellRangeUnchecked( + ScRange& orRange, + const OUString& rString, + sal_Int16 nSheet ); + + /** Tries to convert the passed string to a cell range address. + + @param orRange (out-parameter) Returns the converted cell range + address. If the original range in the passed string contains cells + outside the currently supported spreadsheet limits, and parameter + bAllowOverflow is set to true, the range will be cropped to these + limits. Example: the range string "A1:ZZ100000" may be converted to + the range A1:IV65536. + @param rString Cell range string in A1 notation. + @param nSheet Sheet index to be inserted into orRange (will be checked). + @param bAllowOverflow true = Allow ranges that start inside the + supported sheet limits but may end outside of these limits. The + cell range returned in orRange will be cropped to these limits. + false = Do not allow ranges that overflow the supported limits. + @param bTrackOverflow true = Update the internal overflow flags, if + the original range contains cells outside of the supported sheet + limits. + @return true = Converted and returned range is valid. This function + returns also true, if overflowing ranges are allowed via parameter + bAllowOverflow and the range has been cropped, but still contains + cells inside the current sheet limits. Returns false, if the entire + range is outside the sheet limits or overflowing ranges are not + allowed via parameter bAllowOverflow. + */ + bool convertToCellRange( + ScRange& orRange, + const OUString& rString, + sal_Int16 nSheet, + bool bAllowOverflow, bool bTrackOverflow ); + + /** Converts the passed range to a cell range address, without checking any + sheet limits. + + @param orRange (out-parameter) Returns the converted range address. + @param rBinRange Binary cell range struct. + @param nSheet Sheet index to be inserted into orRange. + */ + static void convertToCellRangeUnchecked( + ScRange& orRange, + const BinRange& rBinRange, + sal_Int16 nSheet ); + + /** Tries to convert the passed range to a cell range address. + + @param orRange (out-parameter) Returns the converted cell range + address. If the passed original range contains cells outside the + currently supported spreadsheet limits, and parameter bAllowOverflow + is set to true, the range will be cropped to these limits. + @param rBinRange Binary cell range struct. + @param nSheet Sheet index to be inserted into orRange (will be checked). + @param bAllowOverflow true = Allow ranges that start inside the + supported sheet limits but may end outside of these limits. The + cell range returned in orRange will be cropped to these limits. + false = Do not allow ranges that overflow the supported limits. + @param bTrackOverflow true = Update the internal overflow flags, if + the original range contains cells outside of the supported sheet + limits. + @return true = Converted and returned range is valid. This function + returns also true, if overflowing ranges are allowed via parameter + bAllowOverflow and the range has been cropped, but still contains + cells inside the current sheet limits. Returns false, if the entire + range is outside the sheet limits or if overflowing ranges are not + allowed via parameter bAllowOverflow. + */ + bool convertToCellRange( + ScRange& orRange, + const BinRange& rBinRange, + sal_Int16 nSheet, + bool bAllowOverflow, bool bTrackOverflow ); + + + /** Tries to restrict the passed cell range list to current sheet limits. + + @param orRanges (in-out-parameter) Restricts the cell range addresses + in the passed list to the current sheet limits and removes invalid + ranges from the list. + @param bTrackOverflow true = Update the internal overflow flags, if + the original ranges contain cells outside of the supported sheet + limits. + */ + void validateCellRangeList( + ScRangeList& orRanges, + bool bTrackOverflow ); + + /** Tries to convert the passed string to a cell range list. + + @param orRanges (out-parameter) Returns the converted cell range + addresses. If a range in the passed string contains cells outside + the currently supported spreadsheet limits, it will be cropped to + these limits. Example: the range string "A1:ZZ100000" may be + converted to the range A1:IV65536. If a range is completely outside + the limits, it will be omitted. + @param rString Cell range list string in A1 notation, space separated. + @param nSheet Sheet index to be inserted into orRanges (will be checked). + @param bTrackOverflow true = Update the internal overflow flags, if + the original ranges contain cells outside of the supported sheet + limits. + */ + void convertToCellRangeList( + ScRangeList& orRanges, + const OUString& rString, + sal_Int16 nSheet, + bool bTrackOverflow ); + + /** Tries to convert the passed range list to a cell range list. + + @param orRanges (out-parameter) Returns the converted cell range + addresses. If a range in the passed string contains cells outside + the currently supported spreadsheet limits, it will be cropped to + these limits. Example: the range string "A1:ZZ100000" may be + converted to the range A1:IV65536. If a range is completely outside + the limits, it will be omitted. + @param rBinRanges List of binary cell range objects. + @param nSheet Sheet index to be inserted into orRanges (will be checked). + @param bTrackOverflow true = Update the internal overflow flags, if + the original ranges contain cells outside of the supported sheet + limits. + */ + void convertToCellRangeList( + ScRangeList& orRanges, + const BinRangeList& rBinRanges, + sal_Int16 nSheet, + bool bTrackOverflow ); + + /** Converts the passed range list to a sequence of cell range addresses. + + @param orRanges List of range objects. + @return A uno sequence of cell range addresses as used in API calls. + Does not check ranges for supported sheet limits. + */ + static css::uno::Sequence<css::table::CellRangeAddress> + toApiSequence(const ScRangeList& orRanges); + + bool isColOverflow() const { return mbColOverflow; } + bool isRowOverflow() const { return mbRowOverflow; } + bool isTabOverflow() const { return mbTabOverflow; } + +private: + void initializeMaxPos( + sal_Int16 nMaxXlsTab, sal_Int32 nMaxXlsCol, sal_Int32 nMaxXlsRow ); + +private: + ScAddress maMaxApiPos; /// Maximum valid cell address in Calc. + ScAddress maMaxXlsPos; /// Maximum valid cell address in Excel. + ScAddress maMaxPos; /// Maximum valid cell address in Calc/Excel. + bool mbColOverflow; /// Flag for "columns overflow". + bool mbRowOverflow; /// Flag for "rows overflow". + bool mbTabOverflow; /// Flag for "tables overflow". +}; + +} // namespace xls +} // namespace oox + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |