/**********************************************************************
 * full_name module
 *
 * $Author
 * $Source: /afs/cs.cmu.edu/project/atk-dist/auis-6.3/contrib/mit/fxlib/clients/RCS/full_name.c,v $
 * $Header: /afs/cs.cmu.edu/project/atk-dist/auis-6.3/contrib/mit/fxlib/clients/RCS/full_name.c,v 1.3 1992/12/15 21:51:18 rr2b R6tape $
 *
 * Copyright 1989, 1990 by the Massachusetts Institute of Technology.
 *
 * For copying and distribution information, please see the file
 * <mit-copyright.h>.
 **********************************************************************/

/*
	$Disclaimer: 
 * Permission to use, copy, modify, and distribute this software and its 
 * documentation for any purpose is hereby granted without fee, 
 * provided that the above copyright notice appear in all copies and that 
 * both that copyright notice, this permission notice, and the following 
 * disclaimer appear in supporting documentation, and that the names of 
 * IBM, Carnegie Mellon University, and other copyright holders, not be 
 * used in advertising or publicity pertaining to distribution of the software 
 * without specific, written prior permission.
 * 
 * IBM, CARNEGIE MELLON UNIVERSITY, AND THE OTHER COPYRIGHT HOLDERS 
 * DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 
 * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.  IN NO EVENT 
 * SHALL IBM, CARNEGIE MELLON UNIVERSITY, OR ANY OTHER COPYRIGHT HOLDER 
 * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY 
 * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 
 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS 
 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
 * OF THIS SOFTWARE.
 *  $
*/

#ifndef NORCSID
#define NORCSID
static char rcsid[]="$Header: /afs/cs.cmu.edu/project/atk-dist/auis-6.3/contrib/mit/fxlib/clients/RCS/full_name.c,v 1.3 1992/12/15 21:51:18 rr2b R6tape $";
#endif

#include <mit-copyright.h>

#include <stdio.h>
#include <strings.h>
#include <hesiod.h>

/**** borrowed from eos sources ****/
/*
  Takes a username and tries to find a password entry for it via Hesiod;
  If the resolve fails or the password entry cannot be parsed, then the
  original name is returned, else the name given in passwd is returned,
  with the parameter name following in parentheses;
  e.g. RealName("jsmith") == "jsmith" || "John Smith (jsmith)";
*/

char *full_name(name)
     char *name;
{
  char **namelist, *realname, *tmp;
  static char finalname[256];
  char *index();
  int i;

  if ((namelist = hes_resolve(name, "passwd")) == NULL) {
    strcpy(finalname, name);
    strcat(finalname, " (no hesiod info)");
  } else {
    /* Extract name from password entry */
    realname = *namelist;
    for (i=0; i<4; i++)
      if ((realname = index(++realname, ':')) == NULL) {
	/* Password entry is screwy - so give up and return original */
	strcpy(finalname, name);
	return finalname;
      }
    /* Remove rest of password entry */
    if ((tmp = index(++realname,':')) != NULL)
      *tmp = '\0';
    /* Make sure this is just the name, no unneccassry junk */
    if ((tmp = index(realname, ',')) != NULL)
      *tmp = '\0';
    /* Just to be nice, add on the original name */
    strcpy(finalname, realname);
    strcat(finalname, " (");
    strcat(finalname, name);
    strcat(finalname, ")");
  }
  return finalname;
}