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git-svn-id: svn://ultimatepp.org/upp/trunk@1342 f0d560ea-af0d-0410-9eb7-867de7ffcac7
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cxl 2009-06-28 08:21:16 +00:00
parent 255c218e23
commit 79a9e1fb12
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uppdev/XLS/workbook.cpp Normal file
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* This file is part of xlslib -- A multiplatform, C/C++ library
* for dynamic generation of Excel(TM) files.
*
* xlslib is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* xlslib is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with xlslib. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2004 Yeico S. A. de C. V.
* Copyright 2008 David Hoerl
*
* $Source: /cvsroot/xlslib/xlslib/src/xlslib/workbook.cpp,v $
* $Revision: 1.3 $
* $Author: dhoerl $
* $Date: 2008/10/25 18:39:54 $
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* File description:
*
*
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <XLS/workbook.h>
#ifdef HAVE_ICONV
#include <errno.h>
#endif
using namespace std;
using namespace xlslib_core;
#define CHANGE_DUMPSTATE(state) { \
m_PreviousDumpState = m_DumpState; \
m_DumpState = state; \
}
/*
**********************************************************************
workbook class implementation
**********************************************************************
*/
workbook::workbook()
: m_DumpState(WB_INIT),
m_PreviousDumpState(WB_FINISH),
m_pCurrentData(NULL),
m_pContinueRecord(NULL),
dump_not_started(true),
globalrec_size(0),
current_sheet(0),
offset(0)
{
#ifdef XLS_PHP
write_fptr = NULL;
m_Disposition = STK_ATTACHMENT;
#endif
#ifdef HAVE_ICONV
iconv_code = "wchar_t";
#endif
}
#ifdef XLS_PHP
workbook::workbook(write_fptr_t w_fptr)
: m_DumpState(WB_INIT),
m_PreviousDumpState(WB_FINISH),
m_pCurrentData(NULL),
m_pContinueRecord(NULL),
dump_not_started(true),
globalrec_size(0),
current_sheet(0),
offset(0)
{
write_fptr = w_fptr;
m_Disposition = STK_ATTACHMENT;
}
#endif
workbook::~workbook()
{
if(!m_Sheets.empty())
{
for(unsigned32_t i = 0; i<m_Sheets.size(); i++)
{
delete m_Sheets[i];
}
}
}
#ifdef HAVE_ICONV
int workbook::iconvInType(const char *inType)
{
int ret;
iconv_t cd;
cd = iconv_open("UCS-2-INTERNAL", inType);
if(cd != (iconv_t)(-1)) {
iconv_close(cd);
iconv_code = inType;
ret = 0;
} else {
ret = errno;
}
return ret;
}
#endif
/*
***********************************
***********************************
*/
worksheet* workbook::sheet(string sheetname)
{
worksheet* pnewsheet = new worksheet(&m_GlobalRecords);
m_Sheets.push_back(pnewsheet);
// NOTE: Streampos defaults to 0
// It has to be set somewhere else
m_GlobalRecords.AddBoundingSheet(0, BSHEET_ATTR_WORKSHEET, sheetname);
// Return a pointer to the just added sheet
return (m_Sheets.back());
}
#if VERSION_BIFF == VERSION_BIFF8
worksheet* workbook::sheet(ustring sheetname)
{
#ifdef HAVE_ICONV
worksheet* pnewsheet = new worksheet(&m_GlobalRecords, iconv_code);
m_Sheets.push_back(pnewsheet);
// NOTE: Streampos defaults to 0
// It has to be set somewhere else
m_GlobalRecords.AddBoundingSheet(0, BSHEET_ATTR_WORKSHEET, sheetname, iconv_code);
#else
worksheet* pnewsheet = new worksheet(&m_GlobalRecords);
m_Sheets.push_back(pnewsheet);
// NOTE: Streampos defaults to 0
// It has to be set somewhere else
m_GlobalRecords.AddBoundingSheet(0, BSHEET_ATTR_WORKSHEET, sheetname);
#endif
// Return a pointer to the just added sheet
return (m_Sheets.back());
}
#endif
/*
***********************************
***********************************
*/
worksheet* workbook::GetSheet(unsigned16_t sheetnum)
{
if(sheetnum < m_Sheets.size())
{
return m_Sheets[sheetnum];
} else {
return NULL;
}
}
/*
***********************************
***********************************
*/
font_t* workbook::font(string name)
{
font_t* newfont = new font_t;
newfont->SetName(name);
return(m_GlobalRecords.AddFont(newfont));
}
/*
***********************************
***********************************
*/
format_t* workbook::format(string formatstr)
{
format_t* newformat = new format_t(0x0000, formatstr);
return(m_GlobalRecords.AddFormat(newformat));
}
xf_t* workbook::xformat(void)
{
xf_t* newxf = new xf_t;
newxf->MarkUsed();
return(m_GlobalRecords.AddXFormat(newxf));
}
xf_t* workbook::xformat(font_t* font)
{
xf_t* newxf = new xf_t;
newxf->MarkUsed();
newxf->SetFont(font);
return(m_GlobalRecords.AddXFormat(newxf));
}
/*
***********************************
***********************************
*/
#define SETWORKBOOK5() \
CDataStorage biffdata; \
CUnit* precorddata; \
bool keep = true; \
do { \
precorddata = DumpData(); \
\
if(precorddata != NULL) \
biffdata += precorddata; \
else \
keep = false; \
}while(keep); \
\
AddFile("/Book",&biffdata); \
string name; \
name = (char)0x05; \
name += "SummaryInformation"; \
AddFile(name, &m_SummaryInfo); \
name = (char)0x05; \
name += "DocumentSummaryInformation"; \
AddFile(name, &m_DocSummaryInfo);
#define SETWORKBOOK8() \
CDataStorage biffdata; \
CUnit* precorddata; \
bool keep = true; \
do { \
precorddata = DumpData(); \
\
if(precorddata != NULL) \
biffdata += precorddata; \
else \
keep = false; \
} while(keep); \
\
AddFile("/Workbook",&biffdata); \
string name; \
name = (char)0x05; \
name += "SummaryInformation"; \
AddFile(name, &m_SummaryInfo); \
name = (char)0x05; \
name += "DocumentSummaryInformation"; \
AddFile(name, &m_DocSummaryInfo);
#ifdef XLS_PHP
/******************************
* This function has to be called before any output to the php-string
* (this includes any non-php-script text in the source file or
* zend_printf call) because it makes use of headers() php-function,
* which has to be called before any of those kind of output.
* If this restraint isn't followed, the html-header won't be modified
* and the binary data will be displayed in the browser (in the best of
* cases).
* This can also be avoided using buffering in the PHP environment
* See chapter LXXVIII. "Output Control Functions" of the PHP manual.
******************************/
void workbook::Stroke(string filename)
{
SetStroke();
#if VERSION_BIFF == VERSION_BIFF5
SETWORKBOOK5();
#else // VERSION_BIFF8
SETWORKBOOK8();
#endif
DumpOleFile();
}
void workbook::Disposition(Stroke_Disposition_t disp)
{
m_Disposition = disp;
}
#endif
int workbook::Dump(string filename)
{
int errors;
if(m_Sheets.empty()) {
return GENERAL_ERROR;
}
#ifdef XLS_PHP
UnSetStroke();
#endif
errors = Open(filename);
if(errors == NO_ERRORS) {
#if VERSION_BIFF == VERSION_BIFF5
SETWORKBOOK5();
#else // VERSION_BIFF8
SETWORKBOOK8();
#endif
errors = DumpOleFile();
Close();
}
return errors;
}
/*
***********************************
***********************************
*/
CUnit* workbook::DumpData(void)
{
bool repeat = false;
XTRACE("\nworkbook::DumpData");
do
{
switch(m_DumpState)
{
case WB_INIT:
dump_not_started = true;
globalrec_size = 0;
current_sheet = 0;
offset = 0;
CHANGE_DUMPSTATE(WB_GLOBALRECORDS);
repeat = true;
break;
case WB_GLOBALRECORDS:
XTRACE("\tGLOBALRECORDS");
repeat = false;
if(dump_not_started)
{ // the following code is executed only if this is the first pas to the first dump-state
// Basically, streampositions of BoundingSheet records are initialized.
dump_not_started = false;
globalrec_size = m_GlobalRecords.GetSize();
offset = globalrec_size;
unsigned32_t offset_from_globalrecs = 0;
if(!m_Sheets.empty())
{
Boundsheet_List_Itor_t bs = m_GlobalRecords.GetFirstBoundSheet();
for(unsigned16_t i = 0; i < m_Sheets.size(); i++)
{
(*bs) -> streampos = globalrec_size + offset_from_globalrecs;
m_GlobalRecords.GetBoundingSheets(bs);
offset_from_globalrecs += m_Sheets[i]->GetSize();
}
}
else
{
//Nothing else to do.
}
//TODO: Add other EOF/BOF blocks here
}
m_pCurrentData = m_GlobalRecords.DumpData();
if(m_pCurrentData == NULL)
{
if(!m_Sheets.empty())
{
// get in advance the first record of the first sheet
//m_pCurrentData = m_Sheets[0].DumpData(globalrec_size);
repeat = true;
CHANGE_DUMPSTATE(WB_SHEETS);
}
else
{
// Nothing else to do. Branch to the FINISH state
m_pCurrentData = NULL;
CHANGE_DUMPSTATE(WB_FINISH);
}
}
else
{
// Do nothing. Continue in this state.
}
break;
case WB_SHEETS:
{
XTRACE("\tSHEETS");
repeat = false;
// If I got here, there's at least one sheet which has already
// sent the first record block of data.
//m_GlobalRecords.GetSize();
m_pCurrentData = m_Sheets[current_sheet]->DumpData(offset);
if(m_pCurrentData == NULL)
{
if((unsigned16_t)(current_sheet+1) < m_Sheets.size())
{
// Update the offset for the next sheet
offset += m_Sheets[current_sheet]->GetSize();
current_sheet++;
// ... and get the first record of the next sheet.
// m_pCurrentData = m_Sheets[current_sheet].DumpData(offset);
repeat = true;
}
else
{
// I'm done with all the sheets
// Nothing else to do. Branch to the FINISH state
CHANGE_DUMPSTATE(WB_FINISH);
repeat = true;
}
}
break;
}
case WB_FINISH:
XTRACE("\tFINISH");
repeat = false;
m_pCurrentData = NULL;
CHANGE_DUMPSTATE(WB_INIT);
break;
case WB_CONTINUE_REC:
XTRACE("\tCONTINUE-REC");
repeat = false;
if(m_ContinueIndex == 0)
{
//Create a new data unit containing the max data size
m_pContinueRecord = (CUnit*)(new CRecord());
// The real size of the record is the size of the buffer minus the
// size of the header record
((CUnit*)(m_pContinueRecord))->AddDataArray(((CRecord*)m_pCurrentData)->GetRecordDataBuffer(),MAX_RECORD_SIZE);
((CRecord*)(m_pContinueRecord))->SetRecordType(((CRecord*)m_pCurrentData)->GetRecordType());
((CRecord*)(m_pContinueRecord))->SetRecordLength(MAX_RECORD_SIZE);
// m_pContinueRecord->SetValueAt(MAX_RECORD_SIZE-4,2);
m_ContinueIndex++;
return m_pContinueRecord;
}
else
{
//Delete_Pointer(m_pContinueRecord);
// Get a pointer to the next chunk of data
unsigned8_t* pdata = (((CRecord*)m_pCurrentData)->GetRecordDataBuffer()) + m_ContinueIndex*MAX_RECORD_SIZE;
// Get the size of the chunk of data (that is the MAX_REC_SIZE except by the last one)
unsigned32_t csize = 0;
if(( ((CRecord*)m_pCurrentData)->GetRecordDataSize()/MAX_RECORD_SIZE) > (m_ContinueIndex))
{
csize = MAX_RECORD_SIZE;
m_ContinueIndex++;
m_pContinueRecord =(CUnit*) ( new CContinue(pdata, csize));
return m_pContinueRecord;
}
else
{
unsigned32_t data_size = ((CRecord*)m_pCurrentData)->GetRecordDataSize();
csize = (data_size - (m_ContinueIndex) * MAX_RECORD_SIZE);
// Restore the previous state (*Don't use the macro*)
m_DumpState = m_PreviousDumpState;
m_PreviousDumpState = WB_CONTINUE_REC;
m_ContinueIndex = 0;
if(csize)
{
m_pContinueRecord = (CUnit*) new CContinue(pdata, csize);
Delete_Pointer(m_pCurrentData);
return m_pContinueRecord;
}
else
{
Delete_Pointer(m_pCurrentData);
repeat = true;
}
}
}
break;
default:
XTRACE("\tDEFAULT");
break;
}
if(m_pCurrentData != NULL)
if(((CRecord*)m_pCurrentData)->GetRecordDataSize() >= MAX_RECORD_SIZE && m_DumpState != WB_CONTINUE_REC)
{
// Save the current dump satate and change to the CONTINUE Record state
CHANGE_DUMPSTATE(WB_CONTINUE_REC);
m_ContinueIndex = 0;
repeat = true;
}
} while(repeat);
return m_pCurrentData;
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* $Log: workbook.cpp,v $
* Revision 1.3 2008/10/25 18:39:54 dhoerl
* 2008
*
* Revision 1.2 2004/09/01 00:47:21 darioglz
* + Modified to gain independence of target
*
* Revision 1.1.1.1 2004/08/27 16:31:49 darioglz
* Initial Import.
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */