1 | #include "owl.h" |
---|
2 | #include <stdlib.h> |
---|
3 | #include <string.h> |
---|
4 | #include <ctype.h> |
---|
5 | #include <sys/param.h> |
---|
6 | |
---|
7 | typedef struct _owl_log_entry { /* noproto */ |
---|
8 | char *filename; |
---|
9 | char *message; |
---|
10 | } owl_log_entry; |
---|
11 | |
---|
12 | |
---|
13 | static GMainContext *log_context; |
---|
14 | static GMainLoop *log_loop; |
---|
15 | static GThread *logging_thread; |
---|
16 | |
---|
17 | /* This is now the one function that should be called to log a |
---|
18 | * message. It will do all the work necessary by calling the other |
---|
19 | * functions in this file as necessary. |
---|
20 | */ |
---|
21 | void owl_log_message(const owl_message *m) { |
---|
22 | owl_function_debugmsg("owl_log_message: entering"); |
---|
23 | |
---|
24 | if (m == NULL) { |
---|
25 | owl_function_debugmsg("owl_log_message: passed null message"); |
---|
26 | return; |
---|
27 | } |
---|
28 | |
---|
29 | /* should we be logging this message? */ |
---|
30 | if (!owl_log_shouldlog_message(m)) { |
---|
31 | owl_function_debugmsg("owl_log_message: not logging message"); |
---|
32 | return; |
---|
33 | } |
---|
34 | |
---|
35 | /* handle incmoing messages */ |
---|
36 | if (owl_message_is_direction_in(m)) { |
---|
37 | owl_log_incoming(m); |
---|
38 | owl_function_debugmsg("owl_log_message: leaving"); |
---|
39 | return; |
---|
40 | } |
---|
41 | |
---|
42 | /* handle outgoing messages */ |
---|
43 | owl_log_outgoing(m); |
---|
44 | |
---|
45 | owl_function_debugmsg("owl_log_message: leaving"); |
---|
46 | } |
---|
47 | |
---|
48 | /* Return 1 if we should log the given message, otherwise return 0 */ |
---|
49 | int owl_log_shouldlog_message(const owl_message *m) { |
---|
50 | const owl_filter *f; |
---|
51 | |
---|
52 | /* If there's a logfilter and this message matches it, log */ |
---|
53 | f=owl_global_get_filter(&g, owl_global_get_logfilter(&g)); |
---|
54 | if (f && owl_filter_message_match(f, m)) return(1); |
---|
55 | |
---|
56 | /* otherwise we do things based on the logging variables */ |
---|
57 | |
---|
58 | /* skip login/logout messages if appropriate */ |
---|
59 | if (!owl_global_is_loglogins(&g) && owl_message_is_loginout(m)) return(0); |
---|
60 | |
---|
61 | /* check direction */ |
---|
62 | if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_IN) && owl_message_is_direction_out(m)) { |
---|
63 | return(0); |
---|
64 | } |
---|
65 | if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_OUT) && owl_message_is_direction_in(m)) { |
---|
66 | return(0); |
---|
67 | } |
---|
68 | |
---|
69 | if (owl_message_is_type_zephyr(m)) { |
---|
70 | if (owl_message_is_personal(m) && !owl_global_is_logging(&g)) return(0); |
---|
71 | if (!owl_message_is_personal(m) && !owl_global_is_classlogging(&g)) return(0); |
---|
72 | } else { |
---|
73 | if (owl_message_is_private(m) || owl_message_is_loginout(m)) { |
---|
74 | if (!owl_global_is_logging(&g)) return(0); |
---|
75 | } else { |
---|
76 | if (!owl_global_is_classlogging(&g)) return(0); |
---|
77 | } |
---|
78 | } |
---|
79 | return(1); |
---|
80 | } |
---|
81 | |
---|
82 | CALLER_OWN char *owl_log_zephyr(const owl_message *m) |
---|
83 | { |
---|
84 | char *tmp = NULL; |
---|
85 | GString *buffer = NULL; |
---|
86 | buffer = g_string_new(""); |
---|
87 | tmp = short_zuser(owl_message_get_sender(m)); |
---|
88 | g_string_append_printf(buffer, "Class: %s Instance: %s", |
---|
89 | owl_message_get_class(m), |
---|
90 | owl_message_get_instance(m)); |
---|
91 | if (strcmp(owl_message_get_opcode(m), "")) { |
---|
92 | g_string_append_printf(buffer, " Opcode: %s", |
---|
93 | owl_message_get_opcode(m)); |
---|
94 | } |
---|
95 | g_string_append_printf(buffer, "\n"); |
---|
96 | g_string_append_printf(buffer, "Time: %s Host: %s\n", |
---|
97 | owl_message_get_timestr(m), |
---|
98 | owl_message_get_hostname(m)); |
---|
99 | g_string_append_printf(buffer, "From: %s <%s>\n\n", |
---|
100 | owl_message_get_zsig(m), tmp); |
---|
101 | g_string_append_printf(buffer, "%s\n\n", owl_message_get_body(m)); |
---|
102 | g_free(tmp); |
---|
103 | return g_string_free(buffer, FALSE); |
---|
104 | } |
---|
105 | |
---|
106 | CALLER_OWN char *owl_log_aim(const owl_message *m) |
---|
107 | { |
---|
108 | GString *buffer = NULL; |
---|
109 | buffer = g_string_new(""); |
---|
110 | g_string_append_printf(buffer, "From: <%s> To: <%s>\n", |
---|
111 | owl_message_get_sender(m), owl_message_get_recipient(m)); |
---|
112 | g_string_append_printf(buffer, "Time: %s\n\n", |
---|
113 | owl_message_get_timestr(m)); |
---|
114 | if (owl_message_is_login(m)) { |
---|
115 | g_string_append_printf(buffer, "LOGIN\n\n"); |
---|
116 | } else if (owl_message_is_logout(m)) { |
---|
117 | g_string_append_printf(buffer, "LOGOUT\n\n"); |
---|
118 | } else { |
---|
119 | g_string_append_printf(buffer, "%s\n\n", owl_message_get_body(m)); |
---|
120 | } |
---|
121 | return g_string_free(buffer, FALSE); |
---|
122 | } |
---|
123 | |
---|
124 | CALLER_OWN char *owl_log_jabber(const owl_message *m) |
---|
125 | { |
---|
126 | GString *buffer = NULL; |
---|
127 | buffer = g_string_new(""); |
---|
128 | g_string_append_printf(buffer, "From: <%s> To: <%s>\n", |
---|
129 | owl_message_get_sender(m), |
---|
130 | owl_message_get_recipient(m)); |
---|
131 | g_string_append_printf(buffer, "Time: %s\n\n", |
---|
132 | owl_message_get_timestr(m)); |
---|
133 | g_string_append_printf(buffer, "%s\n\n", owl_message_get_body(m)); |
---|
134 | return g_string_free(buffer, FALSE); |
---|
135 | } |
---|
136 | |
---|
137 | CALLER_OWN char *owl_log_generic(const owl_message *m) |
---|
138 | { |
---|
139 | GString *buffer; |
---|
140 | buffer = g_string_new(""); |
---|
141 | g_string_append_printf(buffer, "From: <%s> To: <%s>\n", |
---|
142 | owl_message_get_sender(m), |
---|
143 | owl_message_get_recipient(m)); |
---|
144 | g_string_append_printf(buffer, "Time: %s\n\n", |
---|
145 | owl_message_get_timestr(m)); |
---|
146 | g_string_append_printf(buffer, "%s\n\n", |
---|
147 | owl_message_get_body(m)); |
---|
148 | return g_string_free(buffer, FALSE); |
---|
149 | } |
---|
150 | |
---|
151 | static void owl_log_error_main_thread(gpointer data) |
---|
152 | { |
---|
153 | owl_function_error("%s", (const char*)data); |
---|
154 | } |
---|
155 | |
---|
156 | static void owl_log_error(const char *message) |
---|
157 | { |
---|
158 | char *data = g_strdup(message); |
---|
159 | owl_select_post_task(owl_log_error_main_thread, |
---|
160 | data, g_free, g_main_context_default()); |
---|
161 | } |
---|
162 | |
---|
163 | static void owl_log_write_entry(gpointer data) |
---|
164 | { |
---|
165 | owl_log_entry *msg = (owl_log_entry*)data; |
---|
166 | FILE *file = NULL; |
---|
167 | file = fopen(msg->filename, "a"); |
---|
168 | if (!file) { |
---|
169 | owl_log_error("Unable to open file for logging"); |
---|
170 | return; |
---|
171 | } |
---|
172 | fprintf(file, "%s", msg->message); |
---|
173 | fclose(file); |
---|
174 | } |
---|
175 | |
---|
176 | static void owl_log_entry_free(void *data) |
---|
177 | { |
---|
178 | owl_log_entry *msg = (owl_log_entry*)data; |
---|
179 | if (msg) { |
---|
180 | g_free(msg->message); |
---|
181 | g_free(msg->filename); |
---|
182 | g_free(msg); |
---|
183 | } |
---|
184 | } |
---|
185 | |
---|
186 | void owl_log_enqueue_message(const char *buffer, const char *filename) |
---|
187 | { |
---|
188 | owl_log_entry *log_msg = NULL; |
---|
189 | log_msg = g_new(owl_log_entry,1); |
---|
190 | log_msg->message = g_strdup(buffer); |
---|
191 | log_msg->filename = g_strdup(filename); |
---|
192 | owl_select_post_task(owl_log_write_entry, log_msg, |
---|
193 | owl_log_entry_free, log_context); |
---|
194 | } |
---|
195 | |
---|
196 | void owl_log_append(const owl_message *m, const char *filename) { |
---|
197 | char *buffer = NULL; |
---|
198 | if (owl_message_is_type_zephyr(m)) { |
---|
199 | buffer = owl_log_zephyr(m); |
---|
200 | } else if (owl_message_is_type_jabber(m)) { |
---|
201 | buffer = owl_log_jabber(m); |
---|
202 | } else if (owl_message_is_type_aim(m)) { |
---|
203 | buffer = owl_log_aim(m); |
---|
204 | } else { |
---|
205 | buffer = owl_log_generic(m); |
---|
206 | } |
---|
207 | owl_log_enqueue_message(buffer, filename); |
---|
208 | g_free(buffer); |
---|
209 | } |
---|
210 | |
---|
211 | void owl_log_outgoing(const owl_message *m) |
---|
212 | { |
---|
213 | char *filename, *logpath; |
---|
214 | char *to, *temp; |
---|
215 | GList *cc; |
---|
216 | |
---|
217 | /* expand ~ in path names */ |
---|
218 | logpath = owl_util_makepath(owl_global_get_logpath(&g)); |
---|
219 | |
---|
220 | /* Figure out what path to log to */ |
---|
221 | if (owl_message_is_type_zephyr(m)) { |
---|
222 | /* If this has CC's, do all but the "recipient" which we'll do below */ |
---|
223 | cc = owl_message_get_cc_without_recipient(m); |
---|
224 | while (cc != NULL) { |
---|
225 | temp = short_zuser(cc->data); |
---|
226 | filename = g_strdup_printf("%s/%s", logpath, temp); |
---|
227 | owl_log_append(m, filename); |
---|
228 | |
---|
229 | g_free(filename); |
---|
230 | g_free(temp); |
---|
231 | g_free(cc->data); |
---|
232 | cc = g_list_delete_link(cc, cc); |
---|
233 | } |
---|
234 | |
---|
235 | to = short_zuser(owl_message_get_recipient(m)); |
---|
236 | } else if (owl_message_is_type_jabber(m)) { |
---|
237 | to = g_strdup_printf("jabber:%s", owl_message_get_recipient(m)); |
---|
238 | g_strdelimit(to, "/", '_'); |
---|
239 | } else if (owl_message_is_type_aim(m)) { |
---|
240 | char *temp2; |
---|
241 | temp = owl_aim_normalize_screenname(owl_message_get_recipient(m)); |
---|
242 | temp2 = g_utf8_strdown(temp,-1); |
---|
243 | to = g_strdup_printf("aim:%s", temp2); |
---|
244 | g_free(temp2); |
---|
245 | g_free(temp); |
---|
246 | } else { |
---|
247 | to = g_strdup("loopback"); |
---|
248 | } |
---|
249 | |
---|
250 | filename = g_strdup_printf("%s/%s", logpath, to); |
---|
251 | owl_log_append(m, filename); |
---|
252 | g_free(to); |
---|
253 | g_free(filename); |
---|
254 | |
---|
255 | filename = g_strdup_printf("%s/all", logpath); |
---|
256 | owl_log_append(m, filename); |
---|
257 | g_free(logpath); |
---|
258 | g_free(filename); |
---|
259 | } |
---|
260 | |
---|
261 | |
---|
262 | void owl_log_outgoing_zephyr_error(const owl_zwrite *zw, const char *text) |
---|
263 | { |
---|
264 | char *filename, *logpath; |
---|
265 | char *tobuff, *recip; |
---|
266 | owl_message *m; |
---|
267 | GString *msgbuf; |
---|
268 | /* create a present message so we can pass it to |
---|
269 | * owl_log_shouldlog_message(void) |
---|
270 | */ |
---|
271 | m = g_new(owl_message, 1); |
---|
272 | /* recip_index = 0 because there can only be one recipient anyway */ |
---|
273 | owl_message_create_from_zwrite(m, zw, text, 0); |
---|
274 | if (!owl_log_shouldlog_message(m)) { |
---|
275 | owl_message_delete(m); |
---|
276 | return; |
---|
277 | } |
---|
278 | owl_message_delete(m); |
---|
279 | |
---|
280 | /* chop off a local realm */ |
---|
281 | recip = owl_zwrite_get_recip_n_with_realm(zw, 0); |
---|
282 | tobuff = short_zuser(recip); |
---|
283 | g_free(recip); |
---|
284 | |
---|
285 | /* expand ~ in path names */ |
---|
286 | logpath = owl_util_makepath(owl_global_get_logpath(&g)); |
---|
287 | filename = g_strdup_printf("%s/%s", logpath, tobuff); |
---|
288 | msgbuf = g_string_new(""); |
---|
289 | g_string_printf(msgbuf, "ERROR (owl): %s\n%s\n", tobuff, text); |
---|
290 | if (text[strlen(text)-1] != '\n') { |
---|
291 | g_string_append_printf(msgbuf, "\n"); |
---|
292 | } |
---|
293 | owl_log_enqueue_message(msgbuf->str, filename); |
---|
294 | g_string_free(msgbuf, TRUE); |
---|
295 | |
---|
296 | filename = g_strdup_printf("%s/all", logpath); |
---|
297 | g_free(logpath); |
---|
298 | msgbuf = g_string_new(""); |
---|
299 | g_string_printf(msgbuf, "ERROR (owl): %s\n%s\n", tobuff, text); |
---|
300 | if (text[strlen(text)-1] != '\n') { |
---|
301 | g_string_append_printf(msgbuf, "\n"); |
---|
302 | } |
---|
303 | owl_log_enqueue_message(msgbuf->str, filename); |
---|
304 | g_string_free(msgbuf, TRUE); |
---|
305 | |
---|
306 | g_free(tobuff); |
---|
307 | } |
---|
308 | |
---|
309 | void owl_log_incoming(const owl_message *m) |
---|
310 | { |
---|
311 | char *filename, *allfilename, *logpath; |
---|
312 | const char *from=NULL; |
---|
313 | char *frombuff=NULL; |
---|
314 | int len, ch, i, personal; |
---|
315 | |
---|
316 | /* figure out if it's a "personal" message or not */ |
---|
317 | if (owl_message_is_type_zephyr(m)) { |
---|
318 | if (owl_message_is_personal(m)) { |
---|
319 | personal = 1; |
---|
320 | } else { |
---|
321 | personal = 0; |
---|
322 | } |
---|
323 | } else if (owl_message_is_type_jabber(m)) { |
---|
324 | /* This needs to be fixed to handle groupchat */ |
---|
325 | const char* msgtype = owl_message_get_attribute_value(m,"jtype"); |
---|
326 | if (msgtype && !strcmp(msgtype,"groupchat")) { |
---|
327 | personal = 0; |
---|
328 | } else { |
---|
329 | personal = 1; |
---|
330 | } |
---|
331 | } else { |
---|
332 | if (owl_message_is_private(m) || owl_message_is_loginout(m)) { |
---|
333 | personal = 1; |
---|
334 | } else { |
---|
335 | personal = 0; |
---|
336 | } |
---|
337 | } |
---|
338 | |
---|
339 | |
---|
340 | if (owl_message_is_type_zephyr(m)) { |
---|
341 | if (personal) { |
---|
342 | from=frombuff=short_zuser(owl_message_get_sender(m)); |
---|
343 | } else { |
---|
344 | from=frombuff=g_strdup(owl_message_get_class(m)); |
---|
345 | } |
---|
346 | } else if (owl_message_is_type_aim(m)) { |
---|
347 | /* we do not yet handle chat rooms */ |
---|
348 | char *normalto, *temp; |
---|
349 | temp = owl_aim_normalize_screenname(owl_message_get_sender(m)); |
---|
350 | normalto = g_utf8_strdown(temp, -1); |
---|
351 | from=frombuff=g_strdup_printf("aim:%s", normalto); |
---|
352 | g_free(normalto); |
---|
353 | g_free(temp); |
---|
354 | } else if (owl_message_is_type_loopback(m)) { |
---|
355 | from=frombuff=g_strdup("loopback"); |
---|
356 | } else if (owl_message_is_type_jabber(m)) { |
---|
357 | if (personal) { |
---|
358 | from=frombuff=g_strdup_printf("jabber:%s", |
---|
359 | owl_message_get_sender(m)); |
---|
360 | } else { |
---|
361 | from=frombuff=g_strdup_printf("jabber:%s", |
---|
362 | owl_message_get_recipient(m)); |
---|
363 | } |
---|
364 | } else { |
---|
365 | from=frombuff=g_strdup("unknown"); |
---|
366 | } |
---|
367 | |
---|
368 | /* check for malicious sender formats */ |
---|
369 | len=strlen(frombuff); |
---|
370 | if (len<1 || len>35) from="weird"; |
---|
371 | if (strchr(frombuff, '/')) from="weird"; |
---|
372 | |
---|
373 | ch=frombuff[0]; |
---|
374 | if (!g_ascii_isalnum(ch)) from="weird"; |
---|
375 | |
---|
376 | for (i=0; i<len; i++) { |
---|
377 | if (frombuff[i]<'!' || frombuff[i]>='~') from="weird"; |
---|
378 | } |
---|
379 | |
---|
380 | if (!strcmp(frombuff, ".") || !strcasecmp(frombuff, "..")) from="weird"; |
---|
381 | |
---|
382 | if (!personal) { |
---|
383 | if (strcmp(from, "weird")) { |
---|
384 | char* temp = g_utf8_strdown(frombuff, -1); |
---|
385 | if (temp) { |
---|
386 | g_free(frombuff); |
---|
387 | from = frombuff = temp; |
---|
388 | } |
---|
389 | } |
---|
390 | } |
---|
391 | |
---|
392 | /* create the filename (expanding ~ in path names) */ |
---|
393 | if (personal) { |
---|
394 | logpath = owl_util_makepath(owl_global_get_logpath(&g)); |
---|
395 | filename = g_strdup_printf("%s/%s", logpath, from); |
---|
396 | allfilename = g_strdup_printf("%s/all", logpath); |
---|
397 | owl_log_append(m, allfilename); |
---|
398 | g_free(allfilename); |
---|
399 | } else { |
---|
400 | logpath = owl_util_makepath(owl_global_get_classlogpath(&g)); |
---|
401 | filename = g_strdup_printf("%s/%s", logpath, from); |
---|
402 | } |
---|
403 | |
---|
404 | owl_log_append(m, filename); |
---|
405 | g_free(filename); |
---|
406 | |
---|
407 | if (personal && owl_message_is_type_zephyr(m)) { |
---|
408 | /* We want to log to all of the CC'd people who were not us, or |
---|
409 | * the sender, as well. |
---|
410 | */ |
---|
411 | char *temp; |
---|
412 | GList *cc; |
---|
413 | cc = owl_message_get_cc_without_recipient(m); |
---|
414 | while (cc != NULL) { |
---|
415 | temp = short_zuser(cc->data); |
---|
416 | if (strcasecmp(temp, frombuff) != 0) { |
---|
417 | filename = g_strdup_printf("%s/%s", logpath, temp); |
---|
418 | owl_log_append(m, filename); |
---|
419 | g_free(filename); |
---|
420 | } |
---|
421 | |
---|
422 | g_free(temp); |
---|
423 | g_free(cc->data); |
---|
424 | cc = g_list_delete_link(cc, cc); |
---|
425 | } |
---|
426 | } |
---|
427 | |
---|
428 | g_free(frombuff); |
---|
429 | g_free(logpath); |
---|
430 | } |
---|
431 | |
---|
432 | static gpointer owl_log_thread_func(gpointer data) |
---|
433 | { |
---|
434 | log_context = g_main_context_new(); |
---|
435 | log_loop = g_main_loop_new(log_context, FALSE); |
---|
436 | g_main_loop_run(log_loop); |
---|
437 | return NULL; |
---|
438 | } |
---|
439 | |
---|
440 | void owl_log_init(void) |
---|
441 | { |
---|
442 | GError *error = NULL; |
---|
443 | logging_thread = g_thread_create(owl_log_thread_func, |
---|
444 | NULL, |
---|
445 | TRUE, |
---|
446 | &error); |
---|
447 | if (error) { |
---|
448 | endwin(); |
---|
449 | fprintf(stderr, "Error spawning logging thread: %s\n", error->message); |
---|
450 | fflush(stderr); |
---|
451 | exit(1); |
---|
452 | } |
---|
453 | |
---|
454 | } |
---|
455 | |
---|
456 | static void owl_log_quit_func(gpointer data) |
---|
457 | { |
---|
458 | g_main_loop_quit(log_loop); |
---|
459 | } |
---|
460 | |
---|
461 | void owl_log_shutdown(void) |
---|
462 | { |
---|
463 | owl_select_post_task(owl_log_quit_func, NULL, |
---|
464 | NULL, log_context); |
---|
465 | g_thread_join(logging_thread); |
---|
466 | } |
---|