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/******************************************************************************
*
* osisreferencelinks.cpp - SWFilter descendant to toggle OSIS reference
* links with specified type/subType
*
* $Id: osisreferencelinks.cpp 2989 2013-10-09 08:22:21Z chrislit $
*
* 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 <osisreferencelinks.h>
#include <utilxml.h>
#include <swmodule.h>
SWORD_NAMESPACE_START
namespace {
static const StringList *oValues() {
static const SWBuf choices[3] = {"On", "Off", ""};
static const StringList oVals(&choices[0], &choices[2]);
return &oVals;
}
}
OSISReferenceLinks::OSISReferenceLinks(const char *optionName, const char *optionTip, const char *type, const char *subType, const char *defaultValue)
: SWOptionFilter(),
optionName(optionName),
optionTip(optionTip),
type(type),
subType(subType) {
optName = this->optionName.c_str();
optTip = this->optionTip.c_str();
optValues = oValues();
setOptionValue(defaultValue);
}
OSISReferenceLinks::~OSISReferenceLinks() {
}
char OSISReferenceLinks::processText(SWBuf &text, const SWKey *key, const SWModule *module) {
if (option) return 0;
SWBuf token;
bool intoken = false;
bool stripThisToken = false;
SWBuf orig = text;
const char *from = orig.c_str();
for (text = ""; *from; ++from) {
if (*from == '<') {
intoken = true;
token = "";
continue;
}
else if (*from == '>') { // process tokens
intoken = false;
if (strncmp(token, "reference", 9) && strncmp(token.c_str(), "/reference", 10)) {
text.append('<');
text.append(token);
text.append('>');
}
else {
XMLTag tag;
tag = token;
if (!tag.isEndTag() && type == tag.getAttribute("type") && (!subType.size() || subType == tag.getAttribute("subType"))) {
stripThisToken = true;
continue;
}
else if (tag.isEndTag() && stripThisToken) {
stripThisToken = false;
continue;
}
text.append('<');
text.append(token);
text.append('>');
}
continue;
}
if (intoken) { //copy token
token.append(*from);
}
else { //copy text which is not inside a token
text.append(*from);
}
}
return 0;
}
SWORD_NAMESPACE_END
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