xref: /original-bsd/usr.bin/finger/lprint.c (revision 1edfe155)
1 /*
2  * Copyright (c) 1989 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
7  *
8  * %sccs.include.redist.c%
9  */
10 
11 #ifndef lint
12 static char sccsid[] = "@(#)lprint.c	5.12 (Berkeley) 06/24/90";
13 #endif /* not lint */
14 
15 #include <sys/types.h>
16 #include <sys/file.h>
17 #include <sys/stat.h>
18 #include <sys/time.h>
19 #include <tzfile.h>
20 #include <stdio.h>
21 #include <ctype.h>
22 #include <paths.h>
23 #include "finger.h"
24 
25 #define	LINE_LEN	80
26 #define	TAB_LEN		8		/* 8 spaces between tabs */
27 #define	_PATH_PLAN	".plan"
28 #define	_PATH_PROJECT	".project"
29 
30 lflag_print()
31 {
32 	extern int pplan;
33 	register PERSON *pn;
34 
35 	for (pn = phead;;) {
36 		lprint(pn);
37 		if (!pplan) {
38 			(void)show_text(pn->dir, _PATH_PROJECT, "Project:");
39 			if (!show_text(pn->dir, _PATH_PLAN, "Plan:"))
40 				(void)printf("No Plan.\n");
41 		}
42 		if (!(pn = pn->next))
43 			break;
44 		putchar('\n');
45 	}
46 }
47 
48 lprint(pn)
49 	register PERSON *pn;
50 {
51 	extern time_t now;
52 	register struct tm *delta;
53 	register WHERE *w;
54 	register int cpr, len, maxlen;
55 	struct tm *tp;
56 	int oddfield;
57 	time_t time();
58 	char *t, *tzn, *prphone();
59 
60 	/*
61 	 * long format --
62 	 *	login name
63 	 *	real name
64 	 *	home directory
65 	 *	shell
66 	 *	office, office phone, home phone if available
67 	 */
68 	(void)printf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s",
69 	    pn->name, pn->realname, pn->dir);
70 	(void)printf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL);
71 
72 	/*
73 	 * try and print office, office phone, and home phone on one line;
74 	 * if that fails, do line filling so it looks nice.
75 	 */
76 #define	OFFICE_TAG		"Office"
77 #define	OFFICE_PHONE_TAG	"Office Phone"
78 	oddfield = 0;
79 	if (pn->office && pn->officephone &&
80 	    strlen(pn->office) + strlen(pn->officephone) +
81 	    sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN) {
82 		(void)sprintf(tbuf, "%s: %s, %s", OFFICE_TAG, pn->office,
83 		    prphone(pn->officephone));
84 		oddfield = demi_print(tbuf, oddfield);
85 	} else {
86 		if (pn->office) {
87 			(void)sprintf(tbuf, "%s: %s", OFFICE_TAG, pn->office);
88 			oddfield = demi_print(tbuf, oddfield);
89 		}
90 		if (pn->officephone) {
91 			(void)sprintf(tbuf, "%s: %s", OFFICE_PHONE_TAG,
92 			    prphone(pn->officephone));
93 			oddfield = demi_print(tbuf, oddfield);
94 		}
95 	}
96 	if (pn->homephone) {
97 		(void)sprintf(tbuf, "%s: %s", "Home Phone",
98 		    prphone(pn->homephone));
99 		oddfield = demi_print(tbuf, oddfield);
100 	}
101 	if (oddfield)
102 		putchar('\n');
103 
104 	/*
105 	 * long format con't: * if logged in
106 	 *	terminal
107 	 *	idle time
108 	 *	if messages allowed
109 	 *	where logged in from
110 	 * if not logged in
111 	 *	when last logged in
112 	 */
113 	/* find out longest device name for this user for formatting */
114 	for (w = pn->whead, maxlen = -1; w != NULL; w = w->next)
115 		if ((len = strlen(w->tty)) > maxlen)
116 			maxlen = len;
117 	/* find rest of entries for user */
118 	for (w = pn->whead; w != NULL; w = w->next) {
119 		switch (w->info) {
120 		case LOGGEDIN:
121 			tp = localtime(&w->loginat);
122 			t = asctime(tp);
123 			tzn = tp->tm_zone;
124 			cpr = printf("On since %16.16s (%s) on %s",
125 			    t, tzn, w->tty);
126 			/*
127 			 * idle time is tough; if have one, print a comma,
128 			 * then spaces to pad out the device name, then the
129 			 * idle time.  Follow with a comma if a remote login.
130 			 */
131 			delta = gmtime(&w->idletime);
132 			if (delta->tm_yday || delta->tm_hour || delta->tm_min) {
133 				cpr += printf("%-*s idle ",
134 				    maxlen - strlen(w->tty) + 1, ",");
135 				if (delta->tm_yday > 0) {
136 					cpr += printf("%d day%s ",
137 					   delta->tm_yday,
138 					   delta->tm_yday == 1 ? "" : "s");
139 				}
140 				cpr += printf("%d:%02d",
141 				    delta->tm_hour, delta->tm_min);
142 				if (*w->host) {
143 					putchar(',');
144 					++cpr;
145 				}
146 			}
147 			if (!w->writable)
148 				cpr += printf(" (messages off)");
149 			break;
150 		case LASTLOG:
151 			if (w->loginat == 0) {
152 				(void)printf("Never logged in.");
153 				break;
154 			}
155 			tp = localtime(&w->loginat);
156 			t = asctime(tp);
157 			tzn = tp->tm_zone;
158 			if (now - w->loginat > SECSPERDAY * DAYSPERNYEAR / 2)
159 				cpr = printf("Last login %10.10s (%s), %4.4s on %s",
160 				    t, t + 20, tzn, w->tty);
161 			else
162 				cpr = printf("Last login %16.16s (%s) on %s",
163 				    t, tzn, w->tty);
164 			break;
165 		}
166 		if (*w->host) {
167 			if (LINE_LEN < (cpr + 6 + strlen(w->host)))
168 				(void)printf("\n   ");
169 			(void)printf(" from %s", w->host);
170 		}
171 		putchar('\n');
172 	}
173 }
174 
175 demi_print(str, oddfield)
176 	char *str;
177 	int oddfield;
178 {
179 	static int lenlast;
180 	int lenthis, maxlen;
181 
182 	lenthis = strlen(str);
183 	if (oddfield) {
184 		/*
185 		 * We left off on an odd number of fields.  If we haven't
186 		 * crossed the midpoint of the screen, and we have room for
187 		 * the next field, print it on the same line; otherwise,
188 		 * print it on a new line.
189 		 *
190 		 * Note: we insist on having the right hand fields start
191 		 * no less than 5 tabs out.
192 		 */
193 		maxlen = 5 * TAB_LEN;
194 		if (maxlen < lenlast)
195 			maxlen = lenlast;
196 		if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) +
197 		    lenthis) <= LINE_LEN) {
198 			while(lenlast < (4 * TAB_LEN)) {
199 				putchar('\t');
200 				lenlast += TAB_LEN;
201 			}
202 			(void)printf("\t%s\n", str);	/* force one tab */
203 		} else {
204 			(void)printf("\n%s", str);	/* go to next line */
205 			oddfield = !oddfield;	/* this'll be undone below */
206 		}
207 	} else
208 		(void)printf("%s", str);
209 	oddfield = !oddfield;			/* toggle odd/even marker */
210 	lenlast = lenthis;
211 	return(oddfield);
212 }
213 
214 show_text(directory, file_name, header)
215 	char *directory, *file_name, *header;
216 {
217 	register int ch, lastc;
218 	register FILE *fp;
219 
220 	(void)sprintf(tbuf, "%s/%s", directory, file_name);
221 	if ((fp = fopen(tbuf, "r")) == NULL)
222 		return(0);
223 	(void)printf("%s\n", header);
224 	while ((ch = getc(fp)) != EOF)
225 		vputc(lastc = ch);
226 	if (lastc != '\n')
227 		(void)putchar('\n');
228 	(void)fclose(fp);
229 	return(1);
230 }
231 
232 vputc(ch)
233 	register int ch;
234 {
235 	int meta;
236 
237 	if (!isascii(ch)) {
238 		(void)putchar('M');
239 		(void)putchar('-');
240 		ch = toascii(ch);
241 		meta = 1;
242 	} else
243 		meta = 0;
244 	if (isprint(ch) || !meta && (ch == ' ' || ch == '\t' || ch == '\n'))
245 		(void)putchar(ch);
246 	else {
247 		(void)putchar('^');
248 		(void)putchar(ch == '\177' ? '?' : ch | 0100);
249 	}
250 }
251