]>
Commit | Line | Data |
---|---|---|
c00799b9 | 1 | /* $Id$ |
2 | * | |
3 | * Talk to the Moira database to change a person's GECOS information. | |
4 | * | |
5 | * chfn with no modifiers changes the information of the user who is | |
6 | * running the program. | |
7 | * | |
8 | * If a commandline argument is given, it is taken to be the username | |
9 | * of the user whose information is to be changed. | |
10 | * | |
11 | * Copyright (C) 1988-1998 by the Massachusetts Institute of Technology | |
12 | * For copying and distribution information, please see the file | |
13 | * <mit-copyright.h>. | |
14 | */ | |
15 | ||
16 | #include <mit-copyright.h> | |
17 | #include <moira.h> | |
18 | #include <moira_site.h> | |
19 | #include <mrclient.h> | |
20 | ||
21 | #include <ctype.h> | |
22 | #include <stdio.h> | |
23 | #include <string.h> | |
24 | ||
25 | RCSID("$Header$"); | |
26 | ||
27 | #define FALSE 0 | |
28 | #define TRUE 1 | |
29 | ||
30 | char *whoami; | |
31 | ||
32 | struct finger_info { | |
33 | char *fullname; | |
34 | char *nickname; | |
35 | char *home_address; | |
36 | char *home_phone; | |
37 | char *office_address; | |
38 | char *office_phone; | |
39 | char *mit_department; | |
40 | char *mit_year; | |
41 | }; | |
42 | ||
43 | void usage(void); | |
44 | int chfn(char *uname); | |
45 | int get_user_info(int argc, char *argv[], void *message); | |
46 | char *ask(char *question, char *def_val, int phone_num); | |
47 | void get_new_info(struct finger_info *old_info, struct finger_info *new_info); | |
48 | ||
49 | int main(int argc, char *argv[]) | |
50 | { | |
51 | char *uname; | |
52 | ||
53 | if ((whoami = strrchr(argv[0], '/')) == NULL) | |
54 | whoami = argv[0]; | |
55 | else | |
56 | whoami++; | |
57 | ||
58 | if (argc > 2) | |
59 | usage(); | |
60 | ||
61 | if (argc == 2) | |
62 | uname = argv[1]; | |
63 | else | |
64 | { | |
65 | uname = mrcl_krb_user(); | |
66 | if (!uname) | |
67 | exit(1); | |
68 | } | |
69 | ||
70 | exit(chfn(uname)); | |
71 | } | |
72 | ||
73 | int chfn(char *uname) | |
74 | { | |
75 | int status; /* general purpose exit status */ | |
76 | int q_argc; /* argc for mr_query */ | |
77 | char *q_argv[F_END]; /* argv for mr_query */ | |
78 | int i; | |
79 | ||
80 | struct finger_info old_info; | |
81 | struct finger_info new_info; | |
82 | ||
83 | if (mrcl_connect(NULL, "chsh", 2, 1) != MRCL_SUCCESS) | |
84 | exit(1); | |
85 | ||
86 | /* First, do an access check. */ | |
87 | ||
88 | q_argv[F_NAME] = uname; | |
89 | for (i = F_NAME + 1; i < F_MODTIME; i++) | |
90 | q_argv[i] = "junk"; | |
91 | q_argc = F_MODTIME; /* one more than the last updatable field */ | |
92 | ||
93 | if ((status = mr_access("update_finger_by_login", q_argc, q_argv))) | |
94 | { | |
95 | com_err(whoami, status, "; finger\ninformation not changed."); | |
96 | exit(2); | |
97 | } | |
98 | ||
99 | printf("Changing finger information for %s.\n", uname); | |
100 | ||
101 | /* Get information */ | |
102 | ||
103 | q_argv[NAME] = uname; | |
104 | q_argc = NAME + 1; | |
105 | if ((status = mr_query("get_finger_by_login", q_argc, q_argv, | |
106 | get_user_info, &old_info))) | |
107 | { | |
108 | com_err(whoami, status, "while getting user information."); | |
109 | exit(2); | |
110 | } | |
111 | ||
112 | /* Get the new information from the user */ | |
113 | ||
114 | get_new_info(&old_info, &new_info); | |
115 | ||
116 | /* Do the update */ | |
117 | ||
118 | printf("Changing finger information...\n"); | |
119 | ||
120 | q_argv[F_NAME] = uname; | |
121 | q_argv[F_FULLNAME] = new_info.fullname; | |
122 | q_argv[F_NICKNAME] = new_info.nickname; | |
123 | q_argv[F_HOME_ADDR] = new_info.home_address; | |
124 | q_argv[F_HOME_PHONE] = new_info.home_phone; | |
125 | q_argv[F_OFFICE_ADDR] = new_info.office_address; | |
126 | q_argv[F_OFFICE_PHONE] = new_info.office_phone; | |
127 | q_argv[F_MIT_DEPT] = new_info.mit_department; | |
128 | q_argv[F_MIT_AFFIL] = new_info.mit_year; | |
129 | q_argc = F_MODTIME; /* First non-update query argument */ | |
130 | ||
131 | if ((status = mr_query("update_finger_by_login", q_argc, q_argv, | |
132 | NULL, NULL))) | |
133 | { | |
134 | com_err(whoami, status, "while updating finger information."); | |
135 | exit(1); | |
136 | } | |
137 | ||
138 | printf("Finger information updated succesfully.\n"); | |
139 | ||
140 | return 0; | |
141 | } | |
142 | ||
143 | int get_user_info(int argc, char *argv[], void *message) | |
144 | { | |
145 | struct finger_info *old_info = message; | |
146 | ||
147 | if (argc != F_END) | |
148 | { | |
149 | fprintf(stderr, "Some internal error occurred; try again.\n"); | |
150 | exit(3); | |
151 | } | |
152 | ||
153 | printf("Info last changed on %s by user %s with %s.\n", | |
154 | argv[F_MODTIME], argv[F_MODBY], argv[F_MODWITH]); | |
155 | ||
156 | old_info->fullname = strdup(argv[F_FULLNAME]); | |
157 | old_info->nickname = strdup(argv[F_NICKNAME]); | |
158 | old_info->home_address = strdup(argv[F_HOME_ADDR]); | |
159 | old_info->home_phone = strdup(argv[F_HOME_PHONE]); | |
160 | old_info->office_address = strdup(argv[F_OFFICE_ADDR]); | |
161 | old_info->office_phone = strdup(argv[F_OFFICE_PHONE]); | |
162 | old_info->mit_department = strdup(argv[F_MIT_DEPT]); | |
163 | old_info->mit_year = strdup(argv[F_MIT_AFFIL]); | |
164 | ||
165 | /* Only pay attention to the first match since login names are | |
166 | unique in the database. */ | |
167 | return MR_ABORT; | |
168 | } | |
169 | ||
170 | char *ask(char *question, char *def_val, int phone_num) | |
171 | { | |
172 | static char buf[BUFSIZ]; | |
173 | int ok = FALSE; | |
174 | char *result; | |
175 | int i; | |
176 | int dashes = FALSE; | |
177 | int len; | |
178 | ||
179 | #define BLANK "none" | |
180 | ||
181 | while (!ok) | |
182 | { | |
183 | ok = TRUE; | |
184 | printf("%s [%s]: ", question, def_val); | |
185 | if (!fgets(buf, sizeof(buf), stdin)) | |
186 | exit(0); | |
187 | buf[strlen(buf) - 1] = '\0'; | |
188 | if (strlen(buf) == 0) | |
189 | result = def_val; | |
190 | else if (!strcasecmp(buf, BLANK)) | |
191 | result = ""; | |
192 | else | |
193 | result = buf; | |
194 | ||
195 | len = strlen(buf); | |
196 | for (i = 0; i < len; i++) | |
197 | { | |
198 | switch (buf[i]) | |
199 | { | |
200 | case '"': | |
201 | printf("'\"' is not allowed.\n"); | |
202 | ok = FALSE; | |
203 | break; | |
204 | case ',': | |
205 | printf("',' is not allowed.\n"); | |
206 | ok = FALSE; | |
207 | break; | |
208 | case ':': | |
209 | printf("':' is not allowed.\n"); | |
210 | ok = FALSE; | |
211 | break; | |
212 | default: | |
213 | if (iscntrl(buf[i])) | |
214 | { | |
215 | printf("Control characters are not allowed.\n"); | |
216 | ok = FALSE; | |
217 | break; | |
218 | } | |
219 | } | |
220 | if (!ok) | |
221 | break; | |
222 | } | |
c00799b9 | 223 | } |
211927f7 | 224 | return result; |
c00799b9 | 225 | } |
226 | ||
227 | void get_new_info(struct finger_info *old_info, struct finger_info *new_info) | |
228 | { | |
229 | printf("Default values are printed inside of '[]'.\n"); | |
230 | printf("To accept the default, type <return>.\n"); | |
231 | printf("To have a blank entry, type the word '%s'.\n\n", BLANK); | |
232 | ||
233 | #define GETINFO(m, v, n) new_info->v = strdup(ask(m, old_info->v, n)) | |
234 | ||
235 | GETINFO("Full name", fullname, FALSE); | |
236 | GETINFO("Nickname", nickname, FALSE); | |
237 | GETINFO("Home address (Ex: EC Bemis 514)", home_address, FALSE); | |
238 | GETINFO("Home phone number (Ex: 3141592)", home_phone, TRUE); | |
239 | GETINFO("Office address (Exs: E40-342 or 2-108)", | |
240 | office_address, FALSE); | |
241 | GETINFO("Office phone (Ex: 3-7619)", office_phone, TRUE); | |
242 | GETINFO("MIT department (Exs: 9, Biology, Information Services)", | |
243 | mit_department, FALSE); | |
244 | GETINFO("MIT year (Exs: 1989, '91, Faculty, Grad)", mit_year, FALSE); | |
245 | } | |
246 | ||
247 | void usage(void) | |
248 | { | |
249 | fprintf(stderr, "Usage: %s [user]\n", whoami); | |
250 | exit(1); | |
251 | } |