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/* This is RTF to HTML converter, implemented as a text filter, generally.
Copyright (C) 2003 Valentin Lavrinenko, [email protected]
available at http://rtf2html.sf.net
Original available under the terms of the GNU LGPL2, and according
to those terms, relicensed under the GNU GPL2 for inclusion in Tellico */
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License as *
* published by the Free Software Foundation; *
* *
***************************************************************************/
// force to use QT with STL
#if defined(QT_NO_STL)
# define DISABLE_QT_NO_STL
# undef QT_NO_STL
#endif
#include "rtf2html.h"
#include "rtf_table.h"
#include "rtf_tools.h"
#include "rtf_keyword.h"
#include "fmt_opts.h"
#include <cstdlib>
#include <stdexcept>
#include <fstream>
#include <iostream>
#include <string>
using Tellico::RTF2HTML;
using namespace rtf;
RTF2HTML::RTF2HTML(const TQString& text) : m_text(text) {
}
TQString RTF2HTML::toHTML() const {
std::string str_in = m_text.ascii();
std::string::iterator buf_in=str_in.begin(), buf_in_end=str_in.end();
colorvect colortbl;
fontmap fonttbl;
std::string title;
bool bAsterisk=false;
fo_stack foStack;
formatting_options cur_options;
std::string html;
html_text par_html(cur_options);
/* CellDefs in rtf are really queer. We'll keep a list of them in main()
and will give an iterator into this list to a row */
table_cell_defs_list CellDefsList;
table_cell_defs_list::iterator CurCellDefs;
table_cell_def* tcdCurCellDef=new table_cell_def;
table_cell* tcCurCell=new table_cell;
table_row* trCurRow=new table_row;
table* tblCurTable=new table;
int iLastRowLeft=0, iLastRowHeight=0;
std::string t_str;
bool bInTable=false;
int iDocWidth=12240;
int iMarginLeft=1800;
while(buf_in!=buf_in_end)
{
switch (*buf_in)
{
case '\\':
{
rtf_keyword kw(++buf_in);
if (kw.is_control_char())
switch (kw.control_char())
{
case '\\': case '{': case '}':
par_html.write(kw.control_char());
break;
case '\'':
{
std::string stmp(1,*buf_in++);
stmp+=*buf_in++;
int code=std::strtol(stmp.c_str(), NULL, 16);
switch (code)
{
case 167:
par_html.write("•");
break;
case 188:
par_html.write("…");
break;
default:
par_html.write((char)code);
}
break;
}
case '*':
bAsterisk=true;
break;
case '~':
par_html.write(" ");
break;
case '\n':
par_html.write("<br><br>");
break;
}
else //kw.is_control_char
if (bAsterisk)
{
bAsterisk=false;
skip_group(buf_in);
}
else
{
switch (kw.keyword())
{
case rtf_keyword::rkw_filetbl:
case rtf_keyword::rkw_stylesheet:
case rtf_keyword::rkw_header:
case rtf_keyword::rkw_footer: case rtf_keyword::rkw_headerf:
case rtf_keyword::rkw_footerf: case rtf_keyword::rkw_pict:
case rtf_keyword::rkw_object:
// we'll skip such groups
skip_group(buf_in);
break;
// document title
case rtf_keyword::rkw_info:
{
int depth=1;
bool in_title=false;
while (depth>0)
{
// std::cout<<std::string(buf_in).substr(0,20)<<"\t"<<depth<<std::endl;
switch (*buf_in)
{
case '\\':
{
rtf_keyword kw(++buf_in);
if (kw.keyword()==rtf_keyword::rkw_title)
in_title=true;
break;
}
case '{': ++depth; ++buf_in; break;
case '}': --depth; ++buf_in; in_title=false; break;
default: if (in_title) title+=*buf_in; ++buf_in; break;
}
}
break;
}
// color table
case rtf_keyword::rkw_colortbl:
{
color clr;
while (*buf_in!='}')
{
switch (*buf_in)
{
case '\\':
{
rtf_keyword kw(++buf_in);
switch (kw.keyword())
{
case rtf_keyword::rkw_red:
clr.r=kw.parameter();
break;
case rtf_keyword::rkw_green:
clr.g=kw.parameter();
break;
case rtf_keyword::rkw_blue:
clr.b=kw.parameter();
break;
default: break;
}
break;
}
case ';':
colortbl.push_back(clr);
++buf_in;
break;
default:
++buf_in;
break;
}
}
++buf_in;
break;
}
// font table
case rtf_keyword::rkw_fonttbl:
{
font fnt;
int font_num;
bool full_name=false;
bool in_font=false;
while (! (*buf_in=='}' && !in_font))
{
switch (*buf_in)
{
case '\\':
{
rtf_keyword kw(++buf_in);
if (kw.is_control_char() && kw.control_char()=='*')
skip_group(buf_in);
else
switch (kw.keyword())
{
case rtf_keyword::rkw_f:
font_num=kw.parameter();
break;
case rtf_keyword::rkw_fprq:
fnt.pitch=kw.parameter();
break;
case rtf_keyword::rkw_fcharset:
fnt.charset=kw.parameter();
break;
case rtf_keyword::rkw_fnil:
fnt.family=font::ff_none;
break;
case rtf_keyword::rkw_froman:
fnt.family=font::ff_serif;
break;
case rtf_keyword::rkw_fswiss:
fnt.family=font::ff_sans_serif;
break;
case rtf_keyword::rkw_fmodern:
fnt.family=font::ff_monospace;
break;
case rtf_keyword::rkw_fscript:
fnt.family=font::ff_cursive;
break;
case rtf_keyword::rkw_fdecor:
fnt.family=font::ff_fantasy;
break;
default: break;
}
break;
}
case '{':
in_font=true;
++buf_in;
break;
case '}':
in_font=false;
fonttbl.insert(std::make_pair(font_num, fnt));
fnt=font();
full_name=false;
++buf_in;
break;
case ';':
full_name=true;
++buf_in;
break;
default:
if (!full_name && in_font)
fnt.name+=*buf_in;
++buf_in;
break;
}
}
++buf_in;
break;
}
// special characters
case rtf_keyword::rkw_line: case rtf_keyword::rkw_softline:
par_html.write("<br>");
break;
case rtf_keyword::rkw_tab:
par_html.write(" "); // maybe, this can be done better
break;
case rtf_keyword::rkw_enspace: case rtf_keyword::rkw_emspace:
par_html.write(" ");
break;
case rtf_keyword::rkw_qmspace:
par_html.write(" ");
break;
case rtf_keyword::rkw_endash:
par_html.write("–");
break;
case rtf_keyword::rkw_emdash:
par_html.write("—");
break;
case rtf_keyword::rkw_bullet:
par_html.write("•");
break;
case rtf_keyword::rkw_lquote:
par_html.write("‘");
break;
case rtf_keyword::rkw_rquote:
par_html.write("’");
break;
case rtf_keyword::rkw_ldblquote:
par_html.write("“");
break;
case rtf_keyword::rkw_rdblquote:
par_html.write("”");
break;
// paragraph formatting
case rtf_keyword::rkw_ql:
cur_options.papAlign=formatting_options::align_left;
break;
case rtf_keyword::rkw_qr:
cur_options.papAlign=formatting_options::align_right;
break;
case rtf_keyword::rkw_qc:
cur_options.papAlign=formatting_options::align_center;
break;
case rtf_keyword::rkw_qj:
cur_options.papAlign=formatting_options::align_justify;
break;
case rtf_keyword::rkw_fi:
cur_options.papFirst=(int)rint(kw.parameter()/20);
break;
case rtf_keyword::rkw_li:
cur_options.papLeft=(int)rint(kw.parameter()/20);
break;
case rtf_keyword::rkw_ri:
cur_options.papRight=(int)rint(kw.parameter()/20);
break;
case rtf_keyword::rkw_sb:
cur_options.papBefore=(int)rint(kw.parameter()/20);
break;
case rtf_keyword::rkw_sa:
cur_options.papAfter=(int)rint(kw.parameter()/20);
break;
case rtf_keyword::rkw_pard:
cur_options.papBefore=cur_options.papAfter=0;
cur_options.papLeft=cur_options.papRight=0;
cur_options.papFirst=0;
cur_options.papAlign=formatting_options::align_left;
cur_options.papInTbl=false;
break;
case rtf_keyword::rkw_par:
case rtf_keyword::rkw_sect:
t_str=cur_options.get_par_str()+par_html.str()
+" "+par_html.close()+"</p>\n";
if (!bInTable)
{
html+=t_str;
}
else
{
if (cur_options.papInTbl)
{
tcCurCell->Text+=t_str;
}
else
{
html+=tblCurTable->make()+t_str;
bInTable=false;
tblCurTable=new table;
}
}
par_html.clear();
break;
// character formatting
case rtf_keyword::rkw_super:
cur_options.chpVAlign=
kw.parameter()==0?formatting_options::va_normal
:formatting_options::va_sup;
break;
case rtf_keyword::rkw_sub:
cur_options.chpVAlign=
kw.parameter()==0?formatting_options::va_normal
:formatting_options::va_sub;
break;
case rtf_keyword::rkw_b:
cur_options.chpBold=!(kw.parameter()==0);
break;
case rtf_keyword::rkw_i:
cur_options.chpItalic=!(kw.parameter()==0);
break;
case rtf_keyword::rkw_ul:
cur_options.chpUnderline=!(kw.parameter()==0);
break;
case rtf_keyword::rkw_ulnone:
cur_options.chpUnderline=false;
break;
case rtf_keyword::rkw_fs:
cur_options.chpFontSize=kw.parameter();
break;
case rtf_keyword::rkw_cf:
cur_options.chpFColor=colortbl[kw.parameter()];
break;
case rtf_keyword::rkw_cb:
cur_options.chpBColor=colortbl[kw.parameter()];
break;
case rtf_keyword::rkw_highlight:
cur_options.chpHighlight=kw.parameter();
break;
case rtf_keyword::rkw_f:
cur_options.chpFont=fonttbl[kw.parameter()];
break;
case rtf_keyword::rkw_plain:
cur_options.chpBold=cur_options.chpItalic
=cur_options.chpUnderline=false;
cur_options.chpVAlign=formatting_options::va_normal;
cur_options.chpFontSize=cur_options.chpHighlight=0;
cur_options.chpFColor=cur_options.chpBColor=color();
cur_options.chpFont=font();
break;
// table formatting
case rtf_keyword::rkw_intbl:
cur_options.papInTbl=true;
break;
case rtf_keyword::rkw_trowd:
CurCellDefs=CellDefsList.insert(CellDefsList.end(),
table_cell_defs());
case rtf_keyword::rkw_row:
if (!trCurRow->Cells.empty())
{
trCurRow->CellDefs=CurCellDefs;
if (trCurRow->Left==-1000)
trCurRow->Left=iLastRowLeft;
if (trCurRow->Height==-1000)
trCurRow->Height=iLastRowHeight;
tblCurTable->push_back(trCurRow);
trCurRow=new table_row;
}
bInTable=true;
break;
case rtf_keyword::rkw_cell:
t_str=cur_options.get_par_str()+par_html.str()
+" "+par_html.close()+"</p>\n";
tcCurCell->Text+=t_str;
par_html.clear();
trCurRow->Cells.push_back(tcCurCell);
tcCurCell=new table_cell;
break;
case rtf_keyword::rkw_cellx:
tcdCurCellDef->Right=kw.parameter();
CurCellDefs->push_back(tcdCurCellDef);
tcdCurCellDef=new table_cell_def;
break;
case rtf_keyword::rkw_trleft:
trCurRow->Left=kw.parameter();
iLastRowLeft=kw.parameter();
break;
case rtf_keyword::rkw_trrh:
trCurRow->Height=kw.parameter();
iLastRowHeight=kw.parameter();
break;
case rtf_keyword::rkw_clvmgf:
tcdCurCellDef->FirstMerged=true;
break;
case rtf_keyword::rkw_clvmrg:
tcdCurCellDef->Merged=true;
break;
case rtf_keyword::rkw_clbrdrb:
tcdCurCellDef->BorderBottom=true;
tcdCurCellDef->ActiveBorder=&(tcdCurCellDef->BorderBottom);
break;
case rtf_keyword::rkw_clbrdrt:
tcdCurCellDef->BorderTop=true;
tcdCurCellDef->ActiveBorder=&(tcdCurCellDef->BorderTop);
break;
case rtf_keyword::rkw_clbrdrl:
tcdCurCellDef->BorderLeft=true;
tcdCurCellDef->ActiveBorder=&(tcdCurCellDef->BorderLeft);
break;
case rtf_keyword::rkw_clbrdrr:
tcdCurCellDef->BorderRight=true;
tcdCurCellDef->ActiveBorder=&(tcdCurCellDef->BorderRight);
break;
case rtf_keyword::rkw_brdrnone:
if (tcdCurCellDef->ActiveBorder!=NULL)
{
*(tcdCurCellDef->ActiveBorder)=false;
}
break;
case rtf_keyword::rkw_clvertalt:
tcdCurCellDef->VAlign=table_cell_def::valign_top;
break;
case rtf_keyword::rkw_clvertalc:
tcdCurCellDef->VAlign=table_cell_def::valign_center;
break;
case rtf_keyword::rkw_clvertalb:
tcdCurCellDef->VAlign=table_cell_def::valign_bottom;
break;
// page formatting
case rtf_keyword::rkw_paperw:
iDocWidth=kw.parameter();
break;
case rtf_keyword::rkw_margl:
iMarginLeft=kw.parameter();
break;
default: break;
}
}
break;
}
case '{':
// perform group opening actions here
foStack.push(cur_options);
++buf_in;
break;
case '}':
// perform group closing actions here
cur_options=foStack.top();
foStack.pop();
++buf_in;
break;
case 13:
case 10:
++buf_in;
break;
case '<':
par_html.write("<");
++buf_in;
break;
case '>':
par_html.write(">");
++buf_in;
break;
/* case ' ':
par_html.write(" ");
++buf_in;
break;*/
default:
par_html.write(*buf_in++);
}
}
t_str=cur_options.get_par_str()+par_html.str()
+" "+par_html.close()+"</p>\n";
html+=t_str;
delete tcCurCell;
delete trCurRow;
delete tblCurTable;
delete tcdCurCellDef;
return html;
}
// restore QT_NO_STL
#if defined(DISABLE_QT_NO_STL)
# undef DISABLE_QT_NO_STL
# define QT_NO_STL
#endif
|
