source: logging.c @ 7c8811c

release-1.10release-1.7release-1.8release-1.9
Last change on this file since 7c8811c was 839697d, checked in by Nelson Elhage <nelhage@mit.edu>, 15 years ago
Make owl_message_get_cc_without_recipient return a GList. Signed-off-by: Nelson Elhage <nelhage@mit.edu>
  • Property mode set to 100644
File size: 10.2 KB
Line 
1#include "owl.h"
2#include <stdlib.h>
3#include <string.h>
4#include <ctype.h>
5#include <sys/param.h>
6
7/* This is now the one function that should be called to log a
8 * message.  It will do all the work necessary by calling the other
9 * functions in this file as necessary.
10 */
11void owl_log_message(const owl_message *m) {
12  owl_function_debugmsg("owl_log_message: entering");
13
14  if (m == NULL) {
15    owl_function_debugmsg("owl_log_message: passed null message");
16    return;
17  }
18
19  /* should we be logging this message? */
20  if (!owl_log_shouldlog_message(m)) {
21    owl_function_debugmsg("owl_log_message: not logging message");
22    return;
23  }
24
25  /* handle incmoing messages */
26  if (owl_message_is_direction_in(m)) {
27    owl_log_incoming(m);
28    owl_function_debugmsg("owl_log_message: leaving");
29    return;
30  }
31
32  /* handle outgoing messages */
33  owl_log_outgoing(m);
34
35  owl_function_debugmsg("owl_log_message: leaving");
36}
37
38/* Return 1 if we should log the given message, otherwise return 0 */
39int owl_log_shouldlog_message(const owl_message *m) {
40  const owl_filter *f;
41
42  /* If there's a logfilter and this message matches it, log */
43  f=owl_global_get_filter(&g, owl_global_get_logfilter(&g));
44  if (f && owl_filter_message_match(f, m)) return(1);
45
46  /* otherwise we do things based on the logging variables */
47
48  /* skip login/logout messages if appropriate */
49  if (!owl_global_is_loglogins(&g) && owl_message_is_loginout(m)) return(0);
50     
51  /* check direction */
52  if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_IN) && owl_message_is_direction_out(m)) {
53    return(0);
54  }
55  if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_OUT) && owl_message_is_direction_in(m)) {
56    return(0);
57  }
58
59  if (owl_message_is_type_zephyr(m)) {
60    if (owl_message_is_personal(m) && !owl_global_is_logging(&g)) return(0);
61    if (!owl_message_is_personal(m) && !owl_global_is_classlogging(&g)) return(0);
62  } else {
63    if (owl_message_is_private(m) || owl_message_is_loginout(m)) {
64      if (!owl_global_is_logging(&g)) return(0);
65    } else {
66      if (!owl_global_is_classlogging(&g)) return(0);
67    }
68  }
69  return(1);
70}
71
72void owl_log_zephyr(const owl_message *m, FILE *file) {
73    char *tmp;
74    tmp=short_zuser(owl_message_get_sender(m));
75    fprintf(file, "Class: %s Instance: %s", owl_message_get_class(m), owl_message_get_instance(m));
76    if (strcmp(owl_message_get_opcode(m), "")) fprintf(file, " Opcode: %s", owl_message_get_opcode(m));
77    fprintf(file, "\n");
78    fprintf(file, "Time: %s Host: %s\n", owl_message_get_timestr(m), owl_message_get_hostname(m));
79    fprintf(file, "From: %s <%s>\n\n", owl_message_get_zsig(m), tmp);
80    fprintf(file, "%s\n\n", owl_message_get_body(m));
81    owl_free(tmp);
82}
83
84void owl_log_aim(const owl_message *m, FILE *file) {
85    fprintf(file, "From: <%s> To: <%s>\n", owl_message_get_sender(m), owl_message_get_recipient(m));
86    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
87    if (owl_message_is_login(m))
88        fprintf(file, "LOGIN\n\n");
89    else if (owl_message_is_logout(m))
90        fprintf(file, "LOGOUT\n\n");
91    else
92        fprintf(file, "%s\n\n", owl_message_get_body(m));
93}
94
95void owl_log_jabber(const owl_message *m, FILE *file) {
96    fprintf(file, "From: <%s> To: <%s>\n",owl_message_get_sender(m), owl_message_get_recipient(m));
97    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
98    fprintf(file, "%s\n\n",owl_message_get_body(m));
99}
100
101void owl_log_generic(const owl_message *m, FILE *file) {
102    fprintf(file, "From: <%s> To: <%s>\n", owl_message_get_sender(m), owl_message_get_recipient(m));
103    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
104    fprintf(file, "%s\n\n", owl_message_get_body(m));
105}
106
107void owl_log_append(const owl_message *m, const char *filename) {
108    FILE *file;
109    file=fopen(filename, "a");
110    if (!file) {
111        owl_function_error("Unable to open file for logging");
112        return;
113    }
114    if (owl_message_is_type_zephyr(m)) {
115        owl_log_zephyr(m, file);
116    } else if (owl_message_is_type_jabber(m)) {
117        owl_log_jabber(m, file);
118    } else if (owl_message_is_type_aim(m)) {
119        owl_log_aim(m, file);
120    } else {
121        owl_log_generic(m, file);
122    }
123    fclose(file);
124}
125
126void owl_log_outgoing(const owl_message *m)
127{
128  char filename[MAXPATHLEN], *logpath;
129  char *to, *temp;
130  GList *cc;
131
132  /* expand ~ in path names */
133  logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
134
135  /* Figure out what path to log to */
136  if (owl_message_is_type_zephyr(m)) {
137    /* If this has CC's, do all but the "recipient" which we'll do below */
138    cc = owl_message_get_cc_without_recipient(m);
139    while (cc != NULL) {
140      temp = short_zuser(cc->data);
141      snprintf(filename, MAXPATHLEN, "%s/%s", logpath, temp);
142      owl_log_append(m, filename);
143
144      owl_free(cc->data);
145      cc = g_list_delete_link(cc, cc);
146    }
147
148    to = short_zuser(owl_message_get_recipient(m));
149  } else if (owl_message_is_type_jabber(m)) {
150    to = owl_sprintf("jabber:%s", owl_message_get_recipient(m));
151    owl_text_tr(to, '/', '_');
152  } else if (owl_message_is_type_aim(m)) {
153    char *temp2;
154    temp = owl_aim_normalize_screenname(owl_message_get_recipient(m));
155    temp2 = g_utf8_strdown(temp,-1);
156    to = owl_sprintf("aim:%s", temp2);
157    owl_free(temp2);
158    owl_free(temp);
159  } else {
160    to = owl_sprintf("loopback");
161  }
162
163  snprintf(filename, MAXPATHLEN, "%s/%s", logpath, to);
164  owl_log_append(m, filename);
165  owl_free(to);
166
167  snprintf(filename, MAXPATHLEN, "%s/all", logpath);
168  owl_log_append(m, filename);
169  owl_free(logpath);
170}
171
172
173void owl_log_outgoing_zephyr_error(const owl_zwrite *zw, const char *text)
174{
175  FILE *file;
176  char filename[MAXPATHLEN], *logpath;
177  char *tobuff;
178  owl_message *m;
179
180  /* create a present message so we can pass it to
181   * owl_log_shouldlog_message(void)
182   */
183  m = owl_malloc(sizeof(owl_message));
184  owl_message_create_from_zwrite(m, zw, text);
185  if (!owl_log_shouldlog_message(m)) {
186    owl_message_delete(m);
187    return;
188  }
189  owl_message_delete(m);
190
191  /* chop off a local realm */
192  tobuff = short_zuser(owl_list_get_element(&(zw->recips), 0));
193
194  /* expand ~ in path names */
195  logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
196
197  snprintf(filename, MAXPATHLEN, "%s/%s", logpath, tobuff);
198  file=fopen(filename, "a");
199  if (!file) {
200    owl_function_error("Unable to open file for outgoing logging");
201    owl_free(logpath);
202    owl_free(tobuff);
203    return;
204  }
205  fprintf(file, "ERROR (owl): %s\n%s\n", tobuff, text);
206  if (text[strlen(text)-1]!='\n') {
207    fprintf(file, "\n");
208  }
209  fclose(file);
210
211  snprintf(filename, MAXPATHLEN, "%s/all", logpath);
212  owl_free(logpath);
213  file=fopen(filename, "a");
214  if (!file) {
215    owl_function_error("Unable to open file for outgoing logging");
216    owl_free(tobuff);
217    return;
218  }
219  fprintf(file, "ERROR (owl): %s\n%s\n", tobuff, text);
220  if (text[strlen(text)-1]!='\n') {
221    fprintf(file, "\n");
222  }
223  fclose(file);
224
225  owl_free(tobuff);
226}
227
228void owl_log_incoming(const owl_message *m)
229{
230  char filename[MAXPATHLEN], allfilename[MAXPATHLEN], *logpath;
231  const char *from=NULL;
232  char *frombuff=NULL;
233  int len, ch, i, personal;
234
235  /* figure out if it's a "personal" message or not */
236  if (owl_message_is_type_zephyr(m)) {
237    if (owl_message_is_personal(m)) {
238      personal = 1;
239    } else {
240      personal = 0;
241    }
242  } else if (owl_message_is_type_jabber(m)) {
243    /* This needs to be fixed to handle groupchat */
244    const char* msgtype = owl_message_get_attribute_value(m,"jtype");
245    if (msgtype && !strcmp(msgtype,"groupchat")) {
246      personal = 0;
247    } else {
248      personal = 1;
249    }
250  } else {
251    if (owl_message_is_private(m) || owl_message_is_loginout(m)) {
252      personal = 1;
253    } else {
254      personal = 0;
255    }
256  }
257
258
259  if (owl_message_is_type_zephyr(m)) {
260    if (personal) {
261      from=frombuff=short_zuser(owl_message_get_sender(m));
262    } else {
263      from=frombuff=owl_strdup(owl_message_get_class(m));
264    }
265  } else if (owl_message_is_type_aim(m)) {
266    /* we do not yet handle chat rooms */
267    char *normalto, *temp;
268    temp = owl_aim_normalize_screenname(owl_message_get_sender(m));
269    normalto = g_utf8_strdown(temp, -1);
270    from=frombuff=owl_sprintf("aim:%s", normalto);
271    owl_free(normalto);
272    owl_free(temp);
273  } else if (owl_message_is_type_loopback(m)) {
274    from=frombuff=owl_strdup("loopback");
275  } else if (owl_message_is_type_jabber(m)) {
276    if (personal) {
277      from=frombuff=owl_sprintf("jabber:%s",owl_message_get_sender(m));
278    } else {
279      from=frombuff=owl_sprintf("jabber:%s",owl_message_get_recipient(m));
280    }
281  } else {
282    from=frombuff=owl_strdup("unknown");
283  }
284 
285  /* check for malicious sender formats */
286  len=strlen(frombuff);
287  if (len<1 || len>35) from="weird";
288  if (strchr(frombuff, '/')) from="weird";
289
290  ch=frombuff[0];
291  if (!g_ascii_isalnum(ch)) from="weird";
292
293  for (i=0; i<len; i++) {
294    if (frombuff[i]<'!' || frombuff[i]>='~') from="weird";
295  }
296
297  if (!strcmp(frombuff, ".") || !strcasecmp(frombuff, "..")) from="weird";
298
299  if (!personal) {
300    if (strcmp(from, "weird")) {
301      char* temp = g_utf8_strdown(frombuff, -1);
302      if (temp) {
303        owl_free(frombuff);
304        from = frombuff = temp;
305      }
306    }
307  }
308
309  /* create the filename (expanding ~ in path names) */
310  if (personal) {
311    logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
312    snprintf(filename, MAXPATHLEN, "%s/%s", logpath, from);
313    snprintf(allfilename, MAXPATHLEN, "%s/all", logpath);
314    owl_log_append(m, allfilename);
315
316  } else {
317    logpath = owl_text_substitute(owl_global_get_classlogpath(&g), "~", owl_global_get_homedir(&g));
318    snprintf(filename, MAXPATHLEN, "%s/%s", logpath, from);
319  }
320
321  owl_log_append(m, filename);
322
323  if (personal && owl_message_is_type_zephyr(m)) {
324    /* We want to log to all of the CC'd people who were not us, or
325     * the sender, as well.
326     */
327    char *temp;
328    GList *cc;
329    cc = owl_message_get_cc_without_recipient(m);
330    while (cc != NULL) {
331      temp = short_zuser(cc->data);
332      if (strcasecmp(temp, frombuff) != 0) {
333        snprintf(filename, MAXPATHLEN, "%s/%s", logpath, temp);
334        owl_log_append(m, filename);
335      }
336
337      owl_free(cc->data);
338      cc = g_list_delete_link(cc, cc);
339    }
340  }
341
342  owl_free(frombuff);
343  owl_free(logpath);
344}
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