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/* Generalised bibliography handling
Copyright (C) 1995-2002 The Free Software Foundation
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.
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
This file is available from http://sourceforge.net/projects/latex2rtf/
Authors:
1995 Fernando Dorner, Andreas Granzer, Freidrich Polzer, Gerhard Trisko
1995-1997 Ralf Schlatterbeck
1998-2000 Georg Lehner
2001-2002 Scott Prahl
*/
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "main.h"
#include "utils.h"
#include "parser.h"
#include "auxfile.h"
#include "biblio.h"
/*
* *********************************************
* A try at unifying the citation infrastructure
* *********************************************
*/
static biblioElem *biblioTable = NULL;
static int biblioCount = 0;
static biblioElem *newBiblio(char *newKey)
{
biblioElem *result =
(biblioElem *)realloc(biblioTable,
sizeof(biblioElem) * (biblioCount+1));
if (NULL != result) {
biblioTable = result;
result = &result[biblioCount++];
result->biblioKey = newKey;
result->biblioN = NULL;
result->biblioFull = NULL;
result->biblioAbbr = NULL;
result->biblioYear = NULL;
}
return result;
}
static void printTable(void)
{
#ifdef VERBOSE_BIBLIO
int i;
for (i=0; i< biblioCount; i++) {
biblioElem *p = &biblioTable[i];
diagnostics(WARNING,"biblioTable[%d]",i);
diagnostics(WARNING,"%s %s %s %s %s %d",
p->biblioKey,
p->biblioN,
p->biblioFull,
p->biblioAbbr,
p->biblioYear,
p->biblioType);
}
#endif
}
biblioElem *getBiblio(char *key)
{
int i;
LoadAuxFile(); /* load auxfile if not already loaded */
for (i=0; i< biblioCount; i++) {
if (streq(biblioTable[i].biblioKey,key)) {
return &biblioTable[i];
}
}
return NULL;
}
/* for normal bibliographic references: */
/* \bibcite{key}{ref} */
/* returns ref */
char *getBiblioRef(char *key) {
biblioElem *result = getBiblio(key);
if (result != NULL) {
return strdup(result->biblioN);
}
return NULL;
}
/* for extended bibliographic references: */
/* \bibcite{key}{{first}{}{}...} */
/* returns first */
char *getBiblioFirst(char *key) {
biblioElem *result = getBiblio(key);
if (result != NULL) {
char *ref = strdup(result->biblioN);
char *res = NULL;
if (NULL != ref) {
PushSource(NULL,ref);
res = getBraceParam();
PopSource();
}
safe_free(ref);
return res;
}
return NULL;
}
biblioElem *newBibCite(char *cite, char *tag)
{
biblioElem *newCite = newBiblio(cite);
if (NULL != newCite) {
newCite->biblioN = tag;
newCite->biblioType = BIBLIO_BIBCITE;
printTable();
}
return newCite;
}
biblioElem *newHarvardCite(char *cite,char *full,char* abbr,char *year)
{
biblioElem *newCite = newBiblio(cite);
if (NULL != newCite) {
newCite->biblioFull = full;
newCite->biblioAbbr = abbr;
newCite->biblioYear = year;
newCite->biblioType = BIBLIO_HARVARD;
}
return newCite;
}
biblioElem *newNatBibCite(char *cite,char *full,char* abbr,char *year,char *n)
{
biblioElem *newCite = newBiblio(cite);
if (NULL != newCite) {
newCite->biblioFull = full;
newCite->biblioAbbr = abbr;
newCite->biblioYear = year;
newCite->biblioN = n;
newCite->biblioType = BIBLIO_NATBIB;
}
return newCite;
}
/*
* Interface to the AUX file parser
*/
/* \bibcite{rfc2328}{18} */
void CmdBibCite(int code)
{
char *p1 = getBraceParam();
char *p2 = getBraceParam();
if (NULL == newBibCite(p1,p2)) {
diagnostics(WARNING,"memory exhausted for \\bibcite{%s}{%s}",p1,p2);
free(p1);
free(p2);
}
}
/* \harvardcite{latex}{Lamport}{Lamport}{1986} */
void CmdAuxHarvardCite(int code)
{
char *key = getBraceParam();
char *full = getBraceParam();
char *abbr = getBraceParam();
char *year = getBraceParam();
if (NULL == newHarvardCite(key,full,abbr,year)) {
diagnostics(ERROR,"Memory overflow defining \\harvardcite(%s)",key);
}
}
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