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/******************************************************************************
*
* gbfheadings.cpp - SWFilter descendant to hide or show headings
* in a GBF module
*
* $Id: gbfheadings.cpp 2980 2013-09-14 21:51:47Z scribe $
*
* Copyright 2001-2013 CrossWire Bible Society (http://www.crosswire.org)
* CrossWire Bible Society
* P. O. Box 2528
* Tempe, AZ 85280-2528
*
* 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 version 2.
*
* This program 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
* General Public License for more details.
*
*/
#include <stdlib.h>
#include <gbfheadings.h>
SWORD_NAMESPACE_START
namespace {
static const char oName[] = "Headings";
static const char oTip[] = "Toggles Headings On and Off if they exist";
static const StringList *oValues() {
static const SWBuf choices[3] = {"Off", "On", ""};
static const StringList oVals(&choices[0], &choices[2]);
return &oVals;
}
}
GBFHeadings::GBFHeadings() : SWOptionFilter(oName, oTip, oValues()) {
}
GBFHeadings::~GBFHeadings() {
}
char GBFHeadings::processText(SWBuf &text, const SWKey *key, const SWModule *module) {
if (!option) { // if we don't want headings
char token[2048]; // cheese. Fix.
int tokpos = 0;
bool intoken = false;
bool hide = false;
const char *from;
SWBuf orig = text;
from = orig.c_str();
for (text = ""; *from; from++) {
if (*from == '<') {
intoken = true;
tokpos = 0;
// memset(token, 0, 2048);
token[0] = 0;
token[1] = 0;
token[2] = 0;
continue;
}
if (*from == '>') { // process tokens
intoken = false;
switch (*token) {
case 'T': // Reference
switch(token[1]) {
case 'S': // Begin heading
hide = true;
break;
case 's': // end heading
hide = false;
break;
}
continue; // skip token
}
// if not a heading token, keep token in text
if (!hide) {
text += '<';
for (char *tok = token; *tok; tok++)
text += *tok;
text += '>';
}
continue;
}
if (intoken) {
if (tokpos < 2045)
token[tokpos++] = *from;
token[tokpos+2] = 0;
}
else {
if (!hide) {
text += *from;
}
}
}
}
return 0;
}
SWORD_NAMESPACE_END
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