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/******************************************************************************
*
* thmlfootnotes.cpp - SWFilter descendant to hide or show footnotes
* in a ThML module
*
* $Id: thmlfootnotes.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 <stdio.h>
#include <thmlfootnotes.h>
#include <swmodule.h>
#include <swbuf.h>
#include <versekey.h>
#include <utilxml.h>
SWORD_NAMESPACE_START
namespace {
static const char oName[] = "Footnotes";
static const char oTip[] = "Toggles Footnotes 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;
}
}
ThMLFootnotes::ThMLFootnotes() : SWOptionFilter(oName, oTip, oValues()) {
}
ThMLFootnotes::~ThMLFootnotes() {
}
char ThMLFootnotes::processText(SWBuf &text, const SWKey *key, const SWModule *module) {
SWBuf token;
bool intoken = false;
bool hide = false;
SWBuf tagText;
XMLTag startTag;
SWBuf refs = "";
int footnoteNum = 1;
char buf[254];
SWKey *p = (module) ? module->createKey() : (key) ? key->clone() : new VerseKey();
VerseKey *parser = SWDYNAMIC_CAST(VerseKey, p);
if (!parser) {
delete p;
parser = new VerseKey();
}
*parser = key->getText();
SWBuf orig = text;
const char *from = orig.c_str();
for (text = ""; *from; from++) {
if (*from == '<') {
intoken = true;
token = "";
continue;
}
if (*from == '>') { // process tokens
intoken = false;
XMLTag tag(token);
if (!strcmp(tag.getName(), "note")) {
if (!tag.isEndTag()) {
if (!tag.isEmpty()) {
refs = "";
startTag = tag;
hide = true;
tagText = "";
continue;
}
}
if (hide && tag.isEndTag()) {
if (module->isProcessEntryAttributes()) {
SWBuf fc = module->getEntryAttributes()["Footnote"]["count"]["value"];
footnoteNum = (fc.length()) ? atoi(fc.c_str()) : 0;
sprintf(buf, "%i", ++footnoteNum);
module->getEntryAttributes()["Footnote"]["count"]["value"] = buf;
StringList attributes = startTag.getAttributeNames();
for (StringList::iterator it = attributes.begin(); it != attributes.end(); it++) {
module->getEntryAttributes()["Footnote"][buf][it->c_str()] = startTag.getAttribute(it->c_str());
}
module->getEntryAttributes()["Footnote"][buf]["body"] = tagText;
startTag.setAttribute("swordFootnote", buf);
if ((startTag.getAttribute("type")) && (!strcmp(startTag.getAttribute("type"), "crossReference"))) {
if (!refs.length())
refs = parser->parseVerseList(tagText.c_str(), *parser, true).getRangeText();
module->getEntryAttributes()["Footnote"][buf]["refList"] = refs.c_str();
}
}
hide = false;
if ((option) || ((startTag.getAttribute("type") && (!strcmp(startTag.getAttribute("type"), "crossReference"))))) { // we want the tag in the text; crossReferences are handled by another filter
text += startTag;
text.append(tagText);
}
else continue;
}
}
// if not a note token, keep token in text
if ((!strcmp(tag.getName(), "scripRef")) && (!tag.isEndTag())) {
SWBuf osisRef = tag.getAttribute("passage");
if (refs.length())
refs += "; ";
refs += osisRef;
}
if (!hide) {
text += '<';
text.append(token);
text += '>';
}
else {
tagText += '<';
tagText.append(token);
tagText += '>';
}
continue;
}
if (intoken) { //copy token
token += *from;
}
else if (!hide) { //copy text which is not inside a token
text += *from;
}
else tagText += *from;
}
delete parser;
return 0;
}
SWORD_NAMESPACE_END
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