source: logging.c @ af1920fd

barnowl_perlaimdebianrelease-1.4release-1.5release-1.6release-1.7release-1.8release-1.9
Last change on this file since af1920fd was af1920fd, checked in by Alejandro R. Sedeño <asedeno@mit.edu>, 13 years ago
Portability - removing C++ style comments.
  • Property mode set to 100644
File size: 10.1 KB
Line 
1#include "owl.h"
2#include <stdlib.h>
3#include <string.h>
4#include <ctype.h>
5#include <sys/param.h>
6
7static const char fileIdent[] = "$Id$";
8
9/* This is now the one function that should be called to log a
10 * message.  It will do all the work necessary by calling the other
11 * functions in this file as necessary.
12 */
13void owl_log_message(owl_message *m) {
14  owl_function_debugmsg("owl_log_message: entering");
15
16  if (m == NULL) {
17    owl_function_debugmsg("owl_log_message: passed null message");
18    return;
19  }
20
21  /* should we be logging this message? */
22  if (!owl_log_shouldlog_message(m)) {
23    owl_function_debugmsg("owl_log_message: not logging message");
24    return;
25  }
26
27  /* handle incmoing messages */
28  if (owl_message_is_direction_in(m)) {
29    owl_log_incoming(m);
30    owl_function_debugmsg("owl_log_message: leaving");
31    return;
32  }
33
34  /* handle outgoing messages */
35  owl_log_outgoing(m);
36
37  owl_function_debugmsg("owl_log_message: leaving");
38}
39
40/* Return 1 if we should log the given message, otherwise return 0 */
41int owl_log_shouldlog_message(owl_message *m) {
42  owl_filter *f;
43
44  /* If there's a logfilter and this message matches it, log */
45  f=owl_global_get_filter(&g, owl_global_get_logfilter(&g));
46  if (f && owl_filter_message_match(f, m)) return(1);
47
48  /* otherwise we do things based on the logging variables */
49
50  /* skip login/logout messages if appropriate */
51  if (!owl_global_is_loglogins(&g) && owl_message_is_loginout(m)) return(0);
52     
53  /* check for nolog */
54  if (!strcasecmp(owl_message_get_opcode(m), "nolog") || !strcasecmp(owl_message_get_instance(m), "nolog")) return(0);
55
56  /* check direction */
57  if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_IN) && owl_message_is_direction_out(m)) {
58    return(0);
59  }
60  if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_OUT) && owl_message_is_direction_in(m)) {
61    return(0);
62  }
63
64  if (owl_message_is_type_zephyr(m)) {
65    if (owl_message_is_personal(m) && !owl_global_is_logging(&g)) return(0);
66    if (!owl_message_is_personal(m) && !owl_global_is_classlogging(&g)) return(0);
67  } else {
68    if (owl_message_is_private(m) || owl_message_is_loginout(m)) {
69      if (!owl_global_is_logging(&g)) return(0);
70    } else {
71      if (!owl_global_is_classlogging(&g)) return(0);
72    }
73  }
74  return(1);
75}
76
77void owl_log_zephyr(owl_message *m, FILE *file) {
78    char *tmp;
79    tmp=short_zuser(owl_message_get_sender(m));
80    fprintf(file, "Class: %s Instance: %s", owl_message_get_class(m), owl_message_get_instance(m));
81    if (strcmp(owl_message_get_opcode(m), "")) fprintf(file, " Opcode: %s", owl_message_get_opcode(m));
82    fprintf(file, "\n");
83    fprintf(file, "Time: %s Host: %s\n", owl_message_get_timestr(m), owl_message_get_hostname(m));
84    fprintf(file, "From: %s <%s>\n\n", owl_message_get_zsig(m), tmp);
85    fprintf(file, "%s\n\n", owl_message_get_body(m));
86    owl_free(tmp);
87}
88
89void owl_log_aim(owl_message *m, FILE *file) {
90    fprintf(file, "From: <%s> To: <%s>\n", owl_message_get_sender(m), owl_message_get_recipient(m));
91    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
92    if (owl_message_is_login(m))
93        fprintf(file, "LOGIN\n\n");
94    else if (owl_message_is_logout(m))
95        fprintf(file, "LOGOUT\n\n");
96    else
97        fprintf(file, "%s\n\n", owl_message_get_body(m));
98}
99
100void owl_log_jabber(owl_message *m, FILE *file) {
101    fprintf(file, "From: <%s> To: <%s>\n",owl_message_get_sender(m), owl_message_get_recipient(m));
102    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
103    fprintf(file, "%s\n\n",owl_message_get_body(m));
104}
105
106void owl_log_generic(owl_message *m, FILE *file) {
107    fprintf(file, "From: <%s> To: <%s>\n", owl_message_get_sender(m), owl_message_get_recipient(m));
108    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
109    fprintf(file, "%s\n\n", owl_message_get_body(m));
110}
111
112void owl_log_append(owl_message *m, char *filename) {
113    FILE *file;
114    file=fopen(filename, "a");
115    if (!file) {
116        owl_function_error("Unable to open file for logging");
117        return;
118    }
119    if (owl_message_is_type_zephyr(m)) {
120        owl_log_zephyr(m, file);
121    } else if (owl_message_is_type_jabber(m)) {
122        owl_log_jabber(m, file);
123    } else if (owl_message_is_type_aim(m)) {
124        owl_log_aim(m, file);
125    } else {
126        owl_log_generic(m, file);
127    }
128    fclose(file);
129}
130
131void owl_log_outgoing(owl_message *m)
132{
133  char filename[MAXPATHLEN], *logpath;
134  char *to, *temp;
135
136  /* expand ~ in path names */
137  logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
138
139  /* Figure out what path to log to */
140  if (owl_message_is_type_zephyr(m)) {
141    /* If this has CC's, do all but the "recipient" which we'll do below */
142    to = owl_message_get_cc_without_recipient(m);
143    if (to != NULL) {
144      temp = strtok(to, " ");
145      while (temp != NULL) {
146          temp = short_zuser(temp);
147          snprintf(filename, MAXPATHLEN, "%s/%s", logpath, temp);
148          owl_log_append(m, filename);
149          temp = strtok(NULL, " ");
150      }
151      owl_free(to);
152    }
153    to = short_zuser(owl_message_get_recipient(m));
154  } else if (owl_message_is_type_jabber(m)) {
155    to = owl_sprintf("jabber:%s", owl_message_get_recipient(m));
156  } else if (owl_message_is_type_aim(m)) {
157    temp = owl_aim_normalize_screenname(owl_message_get_recipient(m));
158    downstr(temp);
159    to = owl_sprintf("aim:%s", temp);
160    owl_free(temp);
161  } else {
162    to = owl_sprintf("loopback");
163  }
164
165  snprintf(filename, MAXPATHLEN, "%s/%s", logpath, to);
166  owl_log_append(m, filename);
167  owl_free(to);
168
169  snprintf(filename, MAXPATHLEN, "%s/all", logpath);
170  owl_log_append(m, filename);
171  owl_free(logpath);
172}
173
174
175void owl_log_outgoing_zephyr_error(char *to, char *text)
176{
177  FILE *file;
178  char filename[MAXPATHLEN], *logpath;
179  char *tobuff, *zwriteline;
180  owl_message *m;
181
182  /* create a present message so we can pass it to
183   * owl_log_shouldlog_message()
184   */
185  zwriteline=owl_sprintf("zwrite %s", to);
186  m=owl_function_make_outgoing_zephyr(text, zwriteline, "");
187  owl_free(zwriteline);
188  if (!owl_log_shouldlog_message(m)) {
189    owl_message_free(m);
190    return;
191  }
192  owl_message_free(m);
193
194  /* chop off a local realm */
195  tobuff=short_zuser(to);
196
197  /* expand ~ in path names */
198  logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
199
200  snprintf(filename, MAXPATHLEN, "%s/%s", logpath, tobuff);
201  file=fopen(filename, "a");
202  if (!file) {
203    owl_function_error("Unable to open file for outgoing logging");
204    owl_free(logpath);
205    owl_free(tobuff);
206    return;
207  }
208  fprintf(file, "ERROR (owl): %s\n%s\n", tobuff, text);
209  if (text[strlen(text)-1]!='\n') {
210    fprintf(file, "\n");
211  }
212  fclose(file);
213
214  snprintf(filename, MAXPATHLEN, "%s/all", logpath);
215  owl_free(logpath);
216  file=fopen(filename, "a");
217  if (!file) {
218    owl_function_error("Unable to open file for outgoing logging");
219    owl_free(tobuff);
220    return;
221  }
222  fprintf(file, "ERROR (owl): %s\n%s\n", tobuff, text);
223  if (text[strlen(text)-1]!='\n') {
224    fprintf(file, "\n");
225  }
226  fclose(file);
227
228  owl_free(tobuff);
229}
230
231void owl_log_incoming(owl_message *m)
232{
233  char filename[MAXPATHLEN], allfilename[MAXPATHLEN], *logpath;
234  char *frombuff=NULL, *from=NULL;
235  int len, ch, i, personal;
236
237  /* figure out if it's a "personal" message or not */
238  if (owl_message_is_type_zephyr(m)) {
239    if (owl_message_is_personal(m)) {
240      personal = 1;
241    } else {
242      personal = 0;
243    }
244  } else if (owl_message_is_type_jabber(m)) {
245    /* This needs to be fixed to handle groupchat */
246    char* msgtype = owl_message_get_attribute_value(m,"jtype");
247    if (msgtype && !strcmp(msgtype,"groupchat")) {
248      personal = 0;
249    } else {
250      personal = 1;
251    }
252  } else {
253    if (owl_message_is_private(m) || owl_message_is_loginout(m)) {
254      personal = 1;
255    } else {
256      personal = 0;
257    }
258  }
259
260
261  if (owl_message_is_type_zephyr(m)) {
262    if (personal) {
263      from=frombuff=short_zuser(owl_message_get_sender(m));
264    } else {
265      from=frombuff=owl_strdup(owl_message_get_class(m));
266    }
267  } else if (owl_message_is_type_aim(m)) {
268    /* we do not yet handle chat rooms */
269    char *normalto;
270    normalto=owl_aim_normalize_screenname(owl_message_get_sender(m));
271    downstr(normalto);
272    from=frombuff=owl_sprintf("aim:%s", normalto);
273    owl_free(normalto);
274  } else if (owl_message_is_type_loopback(m)) {
275    from=frombuff=owl_strdup("loopback");
276  } else if (owl_message_is_type_jabber(m)) {
277    if (personal) {
278      from=frombuff=owl_sprintf("jabber:%s",owl_message_get_sender(m));
279    } else {
280      from=frombuff=owl_sprintf("jabber:%s",owl_message_get_recipient(m));
281    }
282  } else {
283    from=frombuff=owl_strdup("unknown");
284  }
285 
286  /* check for malicious sender formats */
287  len=strlen(frombuff);
288  if (len<1 || len>35) from="weird";
289  if (strchr(frombuff, '/')) from="weird";
290
291  ch=frombuff[0];
292  if (!isalnum(ch)) from="weird";
293
294  for (i=0; i<len; i++) {
295    if (frombuff[i]<'!' || frombuff[i]>='~') from="weird";
296  }
297
298  if (!strcmp(frombuff, ".") || !strcasecmp(frombuff, "..")) from="weird";
299
300  if (!personal) {
301    if (strcmp(from, "weird")) downstr(from);
302  }
303
304  /* create the filename (expanding ~ in path names) */
305  if (personal) {
306    logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
307    snprintf(filename, MAXPATHLEN, "%s/%s", logpath, from);
308    snprintf(allfilename, MAXPATHLEN, "%s/all", logpath);
309    owl_log_append(m, allfilename);
310
311  } else {
312    logpath = owl_text_substitute(owl_global_get_classlogpath(&g), "~", owl_global_get_homedir(&g));
313    snprintf(filename, MAXPATHLEN, "%s/%s", logpath, from);
314  }
315
316  owl_log_append(m, filename);
317
318  if (personal && owl_message_is_type_zephyr(m)) {
319    /* We want to log to all of the CC'd people who were not us, or
320     * the sender, as well.
321     */
322    char *cc, *temp;
323    cc = owl_message_get_cc_without_recipient(m);
324    if (cc != NULL) {
325      temp = strtok(cc, " ");
326      while (temp != NULL) {
327        temp = short_zuser(temp);
328        if (strcasecmp(temp, frombuff) != 0) {
329          snprintf(filename, MAXPATHLEN, "%s/%s", logpath, temp);
330          owl_log_append(m, filename);
331        }
332        temp = strtok(NULL, " ");
333      }
334      owl_free(cc);
335    }
336  }
337
338  owl_free(frombuff);
339  owl_free(logpath);
340}
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