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plainfootnotes.cpp

/***************************************************************************
                          plainfootnotes.cpp  -  description
                             -------------------
    begin                : Wed Oct 13 1999
    copyright            : (C) 1999 by The team of BibleTime
    email                : info@bibletime.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <plainfootnotes.h>
#include <swkey.h>

#include <stdlib.h>
#include <string.h>
#ifndef __GNUC__
#else
#include <unixstr.h>
#endif

const char PLAINFootnotes::on[] = "On";
const char PLAINFootnotes::off[] = "Off";
const char PLAINFootnotes::optName[] = "Footnotes";
const char PLAINFootnotes::optTip[] = "Toggles Footnotes On and Off In Bible Texts If They Exist";

PLAINFootnotes::PLAINFootnotes(){
        option = false;
        options.push_back(on);
        options.push_back(off);
}

PLAINFootnotes::~PLAINFootnotes(){
}


void PLAINFootnotes::setOptionValue(const char *ival)
{
        option = (!stricmp(ival, on));
}

const char *PLAINFootnotes::getOptionValue()
{
        return (option) ? on:off;
}


char PLAINFootnotes::ProcessText(char *text, int maxlen, const SWKey *key, const SWModule *module)
{
        char token[2048];
        int tokpos = 0;
        bool intoken    = false;
        bool lastspace = false;

        if (!option) {  // if we don't want footnotes
                char *to, *from;
                int len;
                bool hide = false;

                len = strlen(text) + 1; // shift string to right of buffer
                if (len < maxlen)
                {
                        memmove(&text[maxlen - len], text, len);
                        from = &text[maxlen - len];
                }
                else    from = text;    // -------------------------------

                for (to = text; *from; from++) {
                        if (*from == '{') // Footnote start
                        {
                                hide = true;
                                continue;
                        }
                        if (*from == '}') // Footnote end
                        {
                                hide=false;
                                continue;
                        }
                        if (intoken) {
                                if (tokpos < 2045)
                                        token[tokpos++] = *from;
                                        token[tokpos+2] = 0;
                        }
                        else    {
                                if (!hide) {
                                        *to++ = *from;
                                        lastspace = (*from == ' ');
                                }
                        }
                }
                *to++ = 0;
                *to = 0;
        }
        return 0;
}

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