Subversion Repositories wimsdev

/*    Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis

 *

 *  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., 675 Mass Ave, Cambridge, MA 02139, USA.

 */

/* Interface Plouffe's Inverter to wims */

/*************** Customization: change values hereafter ****************/

/* limit of parameter string */

#define parmlim 131072

/* Address of Plouffe's Inverter */

#define WebPlouffe "<a target=wims_external href=\"http://oldweb.cecm.sfu.ca/cgi-bin/isc/lookup?lookup_type=simple&number=%s\">"

/* minimal and maximal lengths of a number to interface */

#define Plouffe_min 6

#define Plouffe_max 22

char *langs[]={"en","fr","cn"};

#define lang_no (sizeof(langs)/sizeof(langs[0]))

char *post_msg[lang_no]={

  " <small>(click on a value to check its meaning in another window)</small> ",

  " <small>(cliquez sur une valeur pour voir sa signification dans une autre fen&ecirc;tre)</small> ",

  " <small>(ÔÚÊý×ÖÉϵ¥»÷¿É¹©ÄãÔÚÁíÒ»ÊÓ´°ÄÚ²éÔÄÆäÒâÒå)</small> "

};

/***************** Nothing should need change hereafter *****************/

#include "../includes.h"

char *parm;

int getlang(void)

{

  char *p;

  int i;

  p=getenv("w_module_language");

  if(p==NULL || *p==0) p=getenv("w_lang");

  if(p==NULL || *p==0) return 0; /* English is default */

  for(i=0;i<lang_no && strcmp(p,langs[i])!=0;i++);

  if(i<lang_no) return i; else return 0;

}

int main(int argc,char *argv[])

{

  char *p,*pp,*p2,*p3,*ps,*last;

  char buf[parmlim];

  int i,got;

  parm=getenv("wims_exec_parm");

/* nothing to do if no parameter */

  if(parm==NULL || *parm==0) return 0;

  i=strlen(parm); if(i<0 || i>parmlim) {

    fprintf(stderr,"Plouffe: parameter too long. \n"); exit(1);

  }

  got=0;

  for(p=last=parm;*p!=0;p++) {

    if(*p=='<') {

      for(;*p!=0 && *p!='>'; p++);

      if(*p==0) p--;

      continue;

    }

    if(!isdigit(*p)) continue;

    for(i=0,pp=p;isdigit(*pp) || *pp=='.';pp++) if(*pp=='.') i++;

    if(i>1) {  /* several decimal points. */

      p=pp-1;continue;

    }

    for(p2=pp-1;p2>=p && (*p2=='.' || *p2=='0');p2--);

    p2++;

    for(i=0,p3=p;p3<p2 && *p3!='.';p3++);

    for(i=0,ps=p;ps<p2 && (*ps=='0' || *ps=='.'); ps++);

    if(p3>=p2 || p2<ps+Plouffe_min) {

      p=pp-1;continue;

    }

    memmove(buf,last,p-last);buf[p-last]=0;

    printf("%s",buf);last=p;

    i=p2-p;if(i>Plouffe_max) i=Plouffe_max;

    memmove(buf,p,i);buf[i]=0;

    printf(WebPlouffe,buf);

    memmove(buf,p,pp-p);buf[pp-p]=0;

    printf("%s</a>",buf);last=pp;

    got=1;p=pp-1;

    continue;

  }

  if(*last!=0) printf("%s",last);

  if(got) printf("%s",post_msg[getlang()]);

  return 0;

}