323 lines
9.2 KiB
C++
323 lines
9.2 KiB
C++
/*
|
|
* (c) Copyright Ascensio System SIA 2010-2023
|
|
*
|
|
* This program is a free software product. You can redistribute it and/or
|
|
* modify it under the terms of the GNU Affero General Public License (AGPL)
|
|
* version 3 as published by the Free Software Foundation. In accordance with
|
|
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
|
|
* that Ascensio System SIA expressly excludes the warranty of non-infringement
|
|
* of any third-party rights.
|
|
*
|
|
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
|
|
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
|
|
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
|
|
*
|
|
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
|
|
* street, Riga, Latvia, EU, LV-1050.
|
|
*
|
|
* The interactive user interfaces in modified source and object code versions
|
|
* of the Program must display Appropriate Legal Notices, as required under
|
|
* Section 5 of the GNU AGPL version 3.
|
|
*
|
|
* Pursuant to Section 7(b) of the License you must retain the original Product
|
|
* logo when distributing the program. Pursuant to Section 7(e) we decline to
|
|
* grant you any rights under trademark law for use of our trademarks.
|
|
*
|
|
* All the Product's GUI elements, including illustrations and icon sets, as
|
|
* well as technical writing content are licensed under the terms of the
|
|
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
|
|
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
|
|
*
|
|
*/
|
|
|
|
#include "FormattedDiskPagePAPX.h"
|
|
|
|
namespace DocFileFormat
|
|
{
|
|
FormattedDiskPagePAPX::~FormattedDiskPagePAPX()
|
|
{
|
|
RELEASEARRAYOBJECTS(rgfc);
|
|
RELEASEARRAYOBJECTS(rgbx);
|
|
|
|
if (grppapx != NULL)
|
|
{
|
|
for (unsigned int i = 0; i < grppapxSize; i++)
|
|
{
|
|
RELEASEOBJECT(grppapx[i]);
|
|
}
|
|
|
|
RELEASEARRAYOBJECTS(grppapx);
|
|
}
|
|
}
|
|
|
|
/*========================================================================================================*/
|
|
|
|
FormattedDiskPagePAPX::FormattedDiskPagePAPX(POLE::Stream* wordStream, int offset, POLE::Stream* dataStream, int nWordVersion, bool fComplex) :
|
|
FormattedDiskPage(), rgbx(NULL), grppapxSize(0), grppapx(NULL)
|
|
{
|
|
Type = Paragraph;
|
|
WordStream = wordStream;
|
|
|
|
//read the 512 bytes (FKP)
|
|
unsigned char* bytes = NULL;
|
|
bytes = new unsigned char[512];
|
|
|
|
WordStream->seek(offset);
|
|
WordStream->read(bytes, 512);
|
|
|
|
//get the count
|
|
crun = bytes[511];
|
|
|
|
//create and fill the array with the adresses
|
|
rgfcSize = crun + 1;
|
|
rgfc = new int[rgfcSize];
|
|
|
|
int j = 0;
|
|
|
|
for (unsigned int i = 0; i < rgfcSize; i++)
|
|
{
|
|
rgfc[i] = FormatUtils::BytesToInt32(bytes, j, 512);
|
|
j += 4;
|
|
}
|
|
rgbx = new BX[crun];
|
|
grppapxSize = crun;
|
|
grppapx = new ParagraphPropertyExceptions * [grppapxSize];
|
|
|
|
for (unsigned int i = 0; i < grppapxSize; i++)
|
|
{
|
|
grppapx[i] = NULL;
|
|
}
|
|
|
|
j = 4 * (crun + 1);
|
|
|
|
unsigned char phe[12];
|
|
|
|
for (unsigned char i = 0; i < crun; i++)
|
|
{
|
|
BX bx;
|
|
bx.wordOffset = bytes[j];
|
|
j++;
|
|
|
|
if (fComplex || nWordVersion == 0)
|
|
{
|
|
memcpy(phe, (bytes + j), 12);
|
|
|
|
//fill the rgbx array
|
|
bx.phe = ParagraphHeight(phe, 12, false);
|
|
|
|
j += 12;
|
|
}
|
|
else if (nWordVersion == 2)
|
|
{
|
|
memcpy(phe, (bytes + bx.wordOffset * 2 + j + 1), 6);
|
|
|
|
//fill the rgbx array
|
|
bx.phe = ParagraphHeight(phe, 6, false);
|
|
}
|
|
else
|
|
{
|
|
memcpy(phe, (bytes + j), 6);
|
|
|
|
//fill the rgbx array
|
|
bx.phe = ParagraphHeight(phe, 6, false);
|
|
|
|
j += 6;
|
|
}
|
|
rgbx[i] = bx;
|
|
|
|
if (bx.wordOffset != 0)
|
|
{
|
|
unsigned char padbyte = 0;
|
|
unsigned char cw = bytes[bx.wordOffset * 2];
|
|
//if that unsigned char is zero, it's a pad unsigned char, and the word count is the following unsigned char
|
|
if (cw == 0)
|
|
{
|
|
padbyte = 1;
|
|
cw = bytes[bx.wordOffset * 2 + 1];
|
|
}
|
|
if (cw != 0)
|
|
{
|
|
int sz = cw * 2;
|
|
//read the bytes for papx
|
|
unsigned char* papx = new unsigned char[sz];
|
|
memcpy(papx, (bytes + (bx.wordOffset * 2) + padbyte + 1), sz);
|
|
|
|
//parse PAPX and fill grppapx
|
|
grppapx[i] = new ParagraphPropertyExceptions(papx, sz, dataStream, nWordVersion);
|
|
|
|
RELEASEARRAYOBJECTS(papx);
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
//create a PAPX which doesn't modify anything
|
|
grppapx[i] = new ParagraphPropertyExceptions();
|
|
}
|
|
}
|
|
|
|
RELEASEARRAYOBJECTS(bytes);
|
|
}
|
|
|
|
/*========================================================================================================*/
|
|
|
|
/// Parses the 0Table (or 1Table) for FKP _entries containing PAPX
|
|
std::vector<FormattedDiskPagePAPX*>* FormattedDiskPagePAPX::GetAllPAPXFKPs(FileInformationBlock* fib, POLE::Stream* wordStream, POLE::Stream* tableStream, POLE::Stream* dataStream)
|
|
{
|
|
std::vector<FormattedDiskPagePAPX*>* PAPXlist = new std::vector<FormattedDiskPagePAPX*>();
|
|
|
|
if ((fib->m_FibWord97.lcbPlcfBtePapx < 8 && fib->m_nWordVersion > 0 && fib->m_FibBase.fComplex == false) || fib->m_FibWord97.lcbPlcfBtePapx < 4) return PAPXlist;
|
|
|
|
//get bintable for PAPX
|
|
unsigned char* binTablePapx = new unsigned char[fib->m_FibWord97.lcbPlcfBtePapx + 1];
|
|
|
|
if (tableStream)
|
|
{
|
|
tableStream->seek(fib->m_FibWord97.fcPlcfBtePapx);
|
|
tableStream->read(binTablePapx, fib->m_FibWord97.lcbPlcfBtePapx);
|
|
}
|
|
|
|
//there are n offsets and n-1 fkp's in the bin table
|
|
|
|
if (fib->m_nWordVersion > 0 && fib->m_FibBase.fComplex == false)
|
|
{
|
|
int n = (((int)fib->m_FibWord97.lcbPlcfBtePapx - 8) / 6) + 1;
|
|
|
|
unsigned int first = FormatUtils::BytesToInt32(binTablePapx, 0, fib->m_FibWord97.lcbPlcfBtePapx);
|
|
unsigned int last = FormatUtils::BytesToInt32(binTablePapx, 4, fib->m_FibWord97.lcbPlcfBtePapx);
|
|
|
|
int start_papx = 8;
|
|
if (fib->m_FibWord97.lcbPlcfBtePapx - 8 > (n - 1) * 4)
|
|
{
|
|
start_papx += ((n - 1) * 4); //дублирование crun
|
|
}
|
|
|
|
int offset = 0;
|
|
for (unsigned int i = start_papx; i < fib->m_FibWord97.lcbPlcfBtePapx; i += 2)
|
|
{
|
|
//indexed FKP is the xth 512byte page
|
|
int fkpnr = FormatUtils::BytesToInt16(binTablePapx, i, fib->m_FibWord97.lcbPlcfBtePapx);
|
|
|
|
//so starts at:
|
|
int offset = fkpnr * 512;
|
|
|
|
//parse the FKP and add it to the list
|
|
PAPXlist->push_back(new FormattedDiskPagePAPX(wordStream, offset, dataStream, fib->m_nWordVersion, fib->m_FibBase.fComplex));
|
|
}
|
|
|
|
//if (PAPXlist->back()->rgfc[PAPXlist->back()->rgfcSize-1] < last)
|
|
//{
|
|
// PAPXlist->back()->rgfc[PAPXlist->back()->rgfcSize-1] = last;
|
|
// //tableStream->read( binTablePapx, fib->m_FibWord97.lcbPlcfBtePapx);
|
|
// //offset+=512;
|
|
// //PAPXlist->push_back( new FormattedDiskPagePAPX( wordStream, offset, dataStream ) );
|
|
//}
|
|
}
|
|
else
|
|
{
|
|
int n = (((int)fib->m_FibWord97.lcbPlcfBtePapx - 4) / 8) + 1;
|
|
//Get the indexed PAPX FKPs
|
|
for (unsigned int i = (n * 4); i < fib->m_FibWord97.lcbPlcfBtePapx; i += 4)
|
|
{
|
|
//indexed FKP is the xth 512byte page
|
|
int fkpnr = FormatUtils::BytesToInt32(binTablePapx, i, fib->m_FibWord97.lcbPlcfBtePapx);
|
|
|
|
//so starts at:
|
|
int offset = fkpnr * 512;
|
|
|
|
//parse the FKP and add it to the list
|
|
PAPXlist->push_back(new FormattedDiskPagePAPX(wordStream, offset, dataStream, fib->m_nWordVersion, fib->m_FibBase.fComplex));
|
|
}
|
|
|
|
}
|
|
|
|
RELEASEARRAYOBJECTS(binTablePapx);
|
|
|
|
return PAPXlist;
|
|
}
|
|
|
|
/*========================================================================================================*/
|
|
|
|
/// Returns a list of all PAPX FCs between they given boundaries.
|
|
std::vector<int>* FormattedDiskPagePAPX::GetFileCharacterPositions
|
|
(
|
|
int fcMin,
|
|
int fcMax,
|
|
FileInformationBlock* fib,
|
|
POLE::Stream* wordStream,
|
|
POLE::Stream* tableStream,
|
|
POLE::Stream* dataStream
|
|
)
|
|
{
|
|
std::vector<int>* cpList = new std::vector<int>();
|
|
std::vector<FormattedDiskPagePAPX*>* fkps = FormattedDiskPagePAPX::GetAllPAPXFKPs(fib, wordStream, tableStream, dataStream);
|
|
unsigned int i = 0;
|
|
FormattedDiskPagePAPX* fkp = NULL;
|
|
|
|
for (size_t i = 0; i < fkps->size(); ++i)
|
|
{
|
|
fkp = fkps->at(i);
|
|
|
|
//the last entry of each is always the same as the first entry of the next FKP
|
|
//so, ignore all last _entries except for the last FKP.
|
|
int max_ = fkp->rgfcSize;
|
|
|
|
if (i++ < fkps->size() - 1)
|
|
{
|
|
max_--;
|
|
}
|
|
|
|
for (int j = 0; j < max_; j++)
|
|
{
|
|
if ((fkp->rgfc[j] >= fcMin) && (fkp->rgfc[j] < fcMax))
|
|
{
|
|
cpList->push_back(fkp->rgfc[j]);
|
|
}
|
|
}
|
|
|
|
RELEASEOBJECT(fkp);
|
|
}
|
|
|
|
fkps->clear();
|
|
RELEASEOBJECT(fkps);
|
|
|
|
return cpList;
|
|
}
|
|
|
|
/*========================================================================================================*/
|
|
|
|
/// Returnes a list of all ParagraphPropertyExceptions which correspond to text
|
|
/// between the given offsets.
|
|
std::vector<ParagraphPropertyExceptions*>* FormattedDiskPagePAPX::GetParagraphPropertyExceptions
|
|
(
|
|
int fcMin,
|
|
int fcMax,
|
|
FileInformationBlock* fib,
|
|
POLE::Stream* wordStream,
|
|
POLE::Stream* tableStream,
|
|
POLE::Stream* dataStream
|
|
)
|
|
{
|
|
std::vector<ParagraphPropertyExceptions*>* ppxList = new std::vector<ParagraphPropertyExceptions*>();
|
|
std::vector<FormattedDiskPagePAPX*>* fkps = FormattedDiskPagePAPX::GetAllPAPXFKPs(fib, wordStream, tableStream, dataStream);
|
|
|
|
for (size_t i = 0; i < fkps->size(); ++i)
|
|
{
|
|
FormattedDiskPagePAPX* fkp = fkps->at(i);
|
|
|
|
for (unsigned int j = 0; j < fkp->grppapxSize; j++)
|
|
{
|
|
if ((fkp->rgfc[j] >= fcMin) && (fkp->rgfc[j] < fcMax))
|
|
{
|
|
ppxList->push_back(fkp->grppapx[j]);
|
|
}
|
|
}
|
|
|
|
RELEASEOBJECT(fkp);
|
|
|
|
fkps->clear();
|
|
RELEASEOBJECT(fkps);
|
|
}
|
|
return ppxList;
|
|
}
|
|
} |