363 lines
10 KiB
C
363 lines
10 KiB
C
/*
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* Copyright (c) 1989 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* from: @(#)lprint.c 5.13 (Berkeley) 10/31/90
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*/
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char lprint_rcsid[] =
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"$Id: lprint.c,v 1.11 1999/09/14 10:51:11 dholland Exp $";
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#include <stdio.h>
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#include <ctype.h>
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#include <paths.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/file.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <time.h>
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#include "finger.h"
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static void lprint(PERSON *pn);
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static int demi_print(char *str, int oddfield);
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static int show_text(const char *directory, const char *file_name,
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const char *header);
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#define LINE_LEN 80
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#define TAB_LEN 8 /* 8 spaces between tabs */
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#define _PATH_FORWARD ".forward"
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#define _PATH_PLAN ".plan"
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#define _PATH_PROJECT ".project"
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#define _PATH_PGPKEY ".pgpkey"
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void
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lflag_print(void)
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{
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register PERSON *pn = phead;
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while (1) {
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lprint(pn);
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if (!pplan) {
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show_text(pn->dir, _PATH_PGPKEY, "PGP key:\n");
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show_text(pn->dir, _PATH_PROJECT, "Project:\n");
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if (!show_text(pn->dir, _PATH_PLAN, "Plan:\n")) {
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xprintf("No Plan.\n");
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}
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}
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if (!(pn = pn->next))
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break;
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xputc('\n');
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}
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}
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static void
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lprint(PERSON *pn)
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{
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struct tm *delta, *tp;
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WHERE *w;
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int cpr, len, maxlen;
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int oddfield;
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char timebuf[128];
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/*
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* long format --
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* login name
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* real name
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* home directory
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* shell
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* office, office phone, home phone if available
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*/
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xprintf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s",
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pn->name, pn->realname, pn->dir);
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xprintf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL);
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/*
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* try and print office, office phone, and home phone on one line;
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* if that fails, do line filling so it looks nice.
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*/
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#define OFFICE_TAG "Office"
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#define OFFICE_PHONE_TAG "Office Phone"
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oddfield = 0;
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if (pn->office && pn->officephone &&
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strlen(pn->office) + strlen(pn->officephone) +
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sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN)
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{
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snprintf(tbuf, TBUFLEN, "%s: %s, %s", OFFICE_TAG, pn->office,
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prphone(pn->officephone));
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oddfield = demi_print(tbuf, oddfield);
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}
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else {
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if (pn->office) {
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snprintf(tbuf, TBUFLEN, "%s: %s", OFFICE_TAG,
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pn->office);
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oddfield = demi_print(tbuf, oddfield);
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}
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if (pn->officephone) {
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snprintf(tbuf, TBUFLEN, "%s: %s", OFFICE_PHONE_TAG,
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prphone(pn->officephone));
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oddfield = demi_print(tbuf, oddfield);
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}
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}
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if (pn->homephone) {
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snprintf(tbuf, TBUFLEN, "%s: %s", "Home Phone",
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prphone(pn->homephone));
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oddfield = demi_print(tbuf, oddfield);
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}
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if (oddfield) xputc('\n');
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/*
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* long format con't: * if logged in
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* terminal
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* idle time
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* if messages allowed
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* where logged in from
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* if not logged in
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* when last logged in
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*/
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/* find out longest device name for this user for formatting */
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for (w = pn->whead, maxlen = -1; w != NULL; w = w->next)
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if ((len = strlen(w->tty)) > maxlen)
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maxlen = len;
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/* find rest of entries for user */
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for (w = pn->whead; w != NULL; w = w->next) {
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switch (w->info) {
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case LOGGEDIN:
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tp = localtime(&w->loginat);
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/*
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* t = asctime(tp);
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* tzset();
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* tzn = tzname[daylight];
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* cpr = printf("On since %.16s (%s) on %s",
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* t, tzn, w->tty);
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*/
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strftime(timebuf, sizeof(timebuf),
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"%a %b %e %R (%Z)", tp);
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cpr = xprintf("On since %s on %s", timebuf, w->tty);
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if (*w->host) {
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cpr += xprintf(" from %s", w->host);
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}
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/*
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* idle time is tough; if have one, print a comma,
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* then spaces to pad out the device name, then the
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* idle time. Follow with a comma if a remote login.
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*/
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delta = gmtime(&w->idletime);
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if (delta->tm_yday || delta->tm_hour
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|| delta->tm_min || delta->tm_sec) {
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if (*w->host)
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xputc('\n');
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cpr += xprintf("%-*s",
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(int) (maxlen - strlen(w->tty) + 3), "");
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if (delta->tm_yday > 0) {
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cpr += xprintf("%d day%s ",
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delta->tm_yday,
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delta->tm_yday == 1 ? "" : "s");
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}
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if (delta->tm_hour > 0) {
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cpr += xprintf("%d hour%s ",
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delta->tm_hour,
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delta->tm_hour == 1 ? "" : "s");
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}
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if ((delta->tm_min > 0) && !delta->tm_yday) {
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cpr += xprintf("%d minute%s ",
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delta->tm_min,
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delta->tm_min == 1 ? "" : "s");
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}
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if ((delta->tm_sec > 0) && !delta->tm_yday
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&& !delta->tm_hour) {
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cpr += xprintf("%d second%s ",
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delta->tm_sec,
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delta->tm_sec == 1 ? "" : "s");
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}
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cpr += xprintf("idle");
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}
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if (!w->writable) {
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if (delta->tm_yday || delta->tm_hour
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|| delta->tm_min || delta->tm_sec)
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cpr += xprintf("\n ");
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cpr += xprintf(" (messages off)");
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}
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break;
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case LASTLOG:
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if (w->loginat == 0) {
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(void)xprintf("Never logged in.");
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break;
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}
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tp = localtime(&w->loginat);
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/*
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* t = asctime(tp);
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* tzset();
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* tzn = tzname[daylight];
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* if(now - w->loginat > SECSPERDAY * DAYSPERNYEAR / 2)
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* cpr =
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* printf("Last login %.16s %.4s (%s) on %s",
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* t, t + 20, tzn, w->tty);
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* else
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* cpr = printf("Last login %.16s (%s) on %s",
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* t, tzn, w->tty);
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*/
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if (now - w->loginat < SECSPERDAY * DAYSPERNYEAR / 2) {
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strftime(timebuf, sizeof(timebuf),
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"%a %b %e %R (%Z)", tp);
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}
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else {
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strftime(timebuf, sizeof(timebuf),
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"%a %b %e %R %Y (%Z)", tp);
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}
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cpr = xprintf("Last login %s on %s", timebuf, w->tty);
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if (*w->host) {
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cpr += xprintf(" from %s", w->host);
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}
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break;
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}
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xputc('\n');
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}
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/* If the user forwards mail elsewhere, tell us about it */
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show_text(pn->dir, _PATH_FORWARD, "Mail forwarded to ");
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/* Print the standard mailbox information. */
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if (pn->mailrecv == -1)
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xprintf("No mail.\n");
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else if (pn->mailrecv > pn->mailread) {
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tp = localtime(&pn->mailrecv);
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/*
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* t = asctime(tp);
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* tzset();
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* tzn = tzname[daylight];
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* printf("New mail received %.16s %.4s (%s)\n", t,
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* t + 20, tzn);
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*/
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strftime(timebuf, sizeof(timebuf),
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"%a %b %e %R %Y (%Z)", tp);
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xprintf("New mail received %s\n", timebuf);
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tp = localtime(&pn->mailread);
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/*
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* t = asctime(tp);
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* tzset();
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* tzn = tzname[daylight];
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* printf(" Unread since %.16s %.4s (%s)\n", t,
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* t + 20, tzn);
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*/
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strftime(timebuf, sizeof(timebuf),
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"%a %b %e %R %Y (%Z)", tp);
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xprintf(" Unread since %s\n", timebuf);
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} else {
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tp = localtime(&pn->mailread);
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/*
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* t = asctime(tp);
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* tzset();
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* tzn = tzname[daylight];
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* printf("Mail last read %.16s %.4s (%s)\n", t,
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* t + 20, tzn);
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*/
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strftime(timebuf, sizeof(timebuf),
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"%a %b %e %R %Y (%Z)", tp);
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xprintf("Mail last read %s\n", timebuf);
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}
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}
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static int
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demi_print(char *str, int oddfield)
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{
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static int lenlast;
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int lenthis, maxlen;
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lenthis = strlen(str);
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if (oddfield) {
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/*
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* We left off on an odd number of fields. If we haven't
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* crossed the midpoint of the screen, and we have room for
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* the next field, print it on the same line; otherwise,
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* print it on a new line.
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*
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* Note: we insist on having the right hand fields start
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* no less than 5 tabs out.
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*/
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maxlen = 5 * TAB_LEN;
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if (maxlen < lenlast)
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maxlen = lenlast;
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if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) +
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lenthis) <= LINE_LEN) {
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while(lenlast < (4 * TAB_LEN)) {
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xputc('\t');
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lenlast += TAB_LEN;
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}
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(void)xprintf("\t%s\n", str); /* force one tab */
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} else {
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(void)xprintf("\n%s", str); /* go to next line */
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oddfield = !oddfield; /* this'll be undone below */
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}
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} else
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(void)xprintf("%s", str);
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oddfield = !oddfield; /* toggle odd/even marker */
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lenlast = lenthis;
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return(oddfield);
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}
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static int
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show_text(const char *directory, const char *file_name, const char *header)
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{
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int ch, lastc = 0, fd;
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FILE *fp;
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struct stat sbuf1, sbuf2;
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snprintf(tbuf, TBUFLEN, "%s/%s", directory, file_name);
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if (lstat(tbuf, &sbuf1) || !S_ISREG(sbuf1.st_mode)) return 0;
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fd = open(tbuf, O_RDONLY);
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if (fd<0) return 0;
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if (fstat(fd, &sbuf2)) { close(fd); return 0; }
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/* if we didn't get the same file both times, bail */
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if (sbuf1.st_dev!=sbuf2.st_dev || sbuf1.st_ino!=sbuf2.st_ino) {
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close(fd);
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return 0;
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}
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fp = fdopen(fd, "r");
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if (fp == NULL) { close(fd); return 0; }
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xprintf("%s", header);
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while ((ch = getc(fp)) != EOF) {
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xputc(ch);
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lastc = ch;
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}
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if (lastc != '\n') xputc('\n');
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fclose(fp);
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return 1;
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}
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