source: message.c @ 20aced3

release-1.7release-1.8release-1.9
Last change on this file since 20aced3 was c314f39, checked in by David Benjamin <davidben@mit.edu>, 11 years ago
We intern strings, so use this to punt the strcmp Signed-off-by: David Benjamin <davidben@mit.edu>
  • Property mode set to 100644
File size: 23.8 KB
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1#include <stdlib.h>
2#include <unistd.h>
3#include <string.h>
4#include <sys/socket.h>
5#include <netdb.h>
6#include <sys/types.h>
7#include <sys/socket.h>
8#include <netinet/in.h>
9#include <arpa/inet.h>
10#include <time.h>
11#include "owl.h"
12#include "filterproc.h"
13
14static owl_fmtext_cache fmtext_cache[OWL_FMTEXT_CACHE_SIZE];
15static owl_fmtext_cache * fmtext_cache_next = fmtext_cache;
16
17void owl_message_init_fmtext_cache(void)
18{
19    int i;
20    for(i = 0; i < OWL_FMTEXT_CACHE_SIZE; i++) {
21        owl_fmtext_init_null(&(fmtext_cache[i].fmtext));
22        fmtext_cache[i].message = NULL;
23    }
24}
25
26static owl_fmtext_cache *owl_message_next_fmtext(void)
27{
28    owl_fmtext_cache * f = fmtext_cache_next;
29    if(fmtext_cache_next->message != NULL) {
30        owl_message_invalidate_format(fmtext_cache_next->message);
31    }
32    fmtext_cache_next++;
33    if(fmtext_cache_next - fmtext_cache == OWL_FMTEXT_CACHE_SIZE)
34        fmtext_cache_next = fmtext_cache;
35    return f;
36}
37
38void owl_message_init(owl_message *m)
39{
40  m->id=owl_global_get_nextmsgid(&g);
41  owl_message_set_direction_none(m);
42  m->delete=0;
43
44  owl_message_set_hostname(m, "");
45  owl_list_create(&(m->attributes));
46 
47  /* save the time */
48  m->time=time(NULL);
49  m->timestr=owl_strdup(ctime(&(m->time)));
50  m->timestr[strlen(m->timestr)-1]='\0';
51
52  m->fmtext = NULL;
53}
54
55/* add the named attribute to the message.  If an attribute with the
56 * name already exists, replace the old value with the new value
57 */
58void owl_message_set_attribute(owl_message *m, const char *attrname, const char *attrvalue)
59{
60  int i, j;
61  owl_pair *p = NULL, *pair = NULL;
62
63  attrname = g_intern_string(attrname);
64
65  /* look for an existing pair with this key, */
66  j=owl_list_get_size(&(m->attributes));
67  for (i=0; i<j; i++) {
68    p=owl_list_get_element(&(m->attributes), i);
69    if (owl_pair_get_key(p) == attrname) {
70      owl_free(owl_pair_get_value(p));
71      pair = p;
72      break;
73    }
74  }
75
76  if(pair ==  NULL) {
77    pair = owl_malloc(sizeof(owl_pair));
78    owl_pair_create(pair, attrname, NULL);
79    owl_list_append_element(&(m->attributes), pair);
80  }
81  owl_pair_set_value(pair, owl_validate_or_convert(attrvalue));
82}
83
84/* return the value associated with the named attribute, or NULL if
85 * the attribute does not exist
86 */
87const char *owl_message_get_attribute_value(const owl_message *m, const char *attrname)
88{
89  int i, j;
90  owl_pair *p;
91  GQuark quark;
92
93  quark = g_quark_try_string(attrname);
94  if (quark == 0)
95    /* don't bother inserting into string table */
96    return NULL;
97  attrname = g_quark_to_string(quark);
98
99  j=owl_list_get_size(&(m->attributes));
100  for (i=0; i<j; i++) {
101    p=owl_list_get_element(&(m->attributes), i);
102    if (owl_pair_get_key(p) == attrname) {
103      return(owl_pair_get_value(p));
104    }
105  }
106
107  /*
108  owl_function_debugmsg("No attribute %s found for message %i",
109                        attrname,
110                        owl_message_get_id(m));
111  */
112  return(NULL);
113}
114
115/* We cheat and indent it for now, since we really want this for
116 * the 'info' function.  Later there should just be a generic
117 * function to indent fmtext.
118 */
119void owl_message_attributes_tofmtext(const owl_message *m, owl_fmtext *fm) {
120  int i, j;
121  owl_pair *p;
122  char *buff;
123
124  owl_fmtext_init_null(fm);
125
126  j=owl_list_get_size(&(m->attributes));
127  for (i=0; i<j; i++) {
128    p=owl_list_get_element(&(m->attributes), i);
129    buff=owl_sprintf("  %-15.15s: %-35.35s\n", owl_pair_get_key(p), owl_pair_get_value(p));
130    if(buff == NULL) {
131      buff=owl_sprintf("  %-15.15s: %-35.35s\n", owl_pair_get_key(p), "<error>");
132      if(buff == NULL)
133        buff=owl_strdup("   <error>\n");
134    }
135    owl_fmtext_append_normal(fm, buff);
136    owl_free(buff);
137  }
138}
139
140void owl_message_invalidate_format(owl_message *m)
141{
142  if(m->fmtext) {
143    m->fmtext->message = NULL;
144    owl_fmtext_clear(&(m->fmtext->fmtext));
145    m->fmtext=NULL;
146  }
147}
148
149owl_fmtext *owl_message_get_fmtext(owl_message *m)
150{
151  owl_message_format(m);
152  return(&(m->fmtext->fmtext));
153}
154
155void owl_message_format(owl_message *m)
156{
157  const owl_style *s;
158  const owl_view *v;
159
160  if (!m->fmtext) {
161    m->fmtext = owl_message_next_fmtext();
162    m->fmtext->message = m;
163    /* for now we assume there's just the one view and use that style */
164    v=owl_global_get_current_view(&g);
165    s=owl_view_get_style(v);
166
167    owl_style_get_formattext(s, &(m->fmtext->fmtext), m);
168  }
169}
170
171void owl_message_set_class(owl_message *m, const char *class)
172{
173  owl_message_set_attribute(m, "class", class);
174}
175
176const char *owl_message_get_class(const owl_message *m)
177{
178  const char *class;
179
180  class=owl_message_get_attribute_value(m, "class");
181  if (!class) return("");
182  return(class);
183}
184
185void owl_message_set_instance(owl_message *m, const char *inst)
186{
187  owl_message_set_attribute(m, "instance", inst);
188}
189
190const char *owl_message_get_instance(const owl_message *m)
191{
192  const char *instance;
193
194  instance=owl_message_get_attribute_value(m, "instance");
195  if (!instance) return("");
196  return(instance);
197}
198
199void owl_message_set_sender(owl_message *m, const char *sender)
200{
201  owl_message_set_attribute(m, "sender", sender);
202}
203
204const char *owl_message_get_sender(const owl_message *m)
205{
206  const char *sender;
207
208  sender=owl_message_get_attribute_value(m, "sender");
209  if (!sender) return("");
210  return(sender);
211}
212
213void owl_message_set_zsig(owl_message *m, const char *zsig)
214{
215  owl_message_set_attribute(m, "zsig", zsig);
216}
217
218const char *owl_message_get_zsig(const owl_message *m)
219{
220  const char *zsig;
221
222  zsig=owl_message_get_attribute_value(m, "zsig");
223  if (!zsig) return("");
224  return(zsig);
225}
226
227void owl_message_set_recipient(owl_message *m, const char *recip)
228{
229  owl_message_set_attribute(m, "recipient", recip);
230}
231
232const char *owl_message_get_recipient(const owl_message *m)
233{
234  /* this is stupid for outgoing messages, we need to fix it. */
235
236  const char *recip;
237
238  recip=owl_message_get_attribute_value(m, "recipient");
239  if (!recip) return("");
240  return(recip);
241}
242
243void owl_message_set_realm(owl_message *m, const char *realm)
244{
245  owl_message_set_attribute(m, "realm", realm);
246}
247
248const char *owl_message_get_realm(const owl_message *m)
249{
250  const char *realm;
251 
252  realm=owl_message_get_attribute_value(m, "realm");
253  if (!realm) return("");
254  return(realm);
255}
256
257void owl_message_set_body(owl_message *m, const char *body)
258{
259  owl_message_set_attribute(m, "body", body);
260}
261
262const char *owl_message_get_body(const owl_message *m)
263{
264  const char *body;
265
266  body=owl_message_get_attribute_value(m, "body");
267  if (!body) return("");
268  return(body);
269}
270
271
272void owl_message_set_opcode(owl_message *m, const char *opcode)
273{
274  owl_message_set_attribute(m, "opcode", opcode);
275}
276
277const char *owl_message_get_opcode(const owl_message *m)
278{
279  const char *opcode;
280
281  opcode=owl_message_get_attribute_value(m, "opcode");
282  if (!opcode) return("");
283  return(opcode);
284}
285
286
287void owl_message_set_islogin(owl_message *m)
288{
289  owl_message_set_attribute(m, "loginout", "login");
290}
291
292
293void owl_message_set_islogout(owl_message *m)
294{
295  owl_message_set_attribute(m, "loginout", "logout");
296}
297
298int owl_message_is_loginout(const owl_message *m)
299{
300  const char *res;
301
302  res=owl_message_get_attribute_value(m, "loginout");
303  if (!res) return(0);
304  return(1);
305}
306
307int owl_message_is_login(const owl_message *m)
308{
309  const char *res;
310
311  res=owl_message_get_attribute_value(m, "loginout");
312  if (!res) return(0);
313  if (!strcmp(res, "login")) return(1);
314  return(0);
315}
316
317
318int owl_message_is_logout(const owl_message *m)
319{
320  const char *res;
321
322  res=owl_message_get_attribute_value(m, "loginout");
323  if (!res) return(0);
324  if (!strcmp(res, "logout")) return(1);
325  return(0);
326}
327
328void owl_message_set_isprivate(owl_message *m)
329{
330  owl_message_set_attribute(m, "isprivate", "true");
331}
332
333int owl_message_is_private(const owl_message *m)
334{
335  const char *res;
336
337  res=owl_message_get_attribute_value(m, "isprivate");
338  if (!res) return(0);
339  return !strcmp(res, "true");
340}
341
342const char *owl_message_get_timestr(const owl_message *m)
343{
344  if (m->timestr) return(m->timestr);
345  return("");
346}
347
348void owl_message_set_type_admin(owl_message *m)
349{
350  owl_message_set_attribute(m, "type", "admin");
351}
352
353void owl_message_set_type_loopback(owl_message *m)
354{
355  owl_message_set_attribute(m, "type", "loopback");
356}
357
358void owl_message_set_type_zephyr(owl_message *m)
359{
360  owl_message_set_attribute(m, "type", "zephyr");
361}
362
363void owl_message_set_type_aim(owl_message *m)
364{
365  owl_message_set_attribute(m, "type", "AIM");
366}
367
368void owl_message_set_type(owl_message *m, const char* type)
369{
370  owl_message_set_attribute(m, "type", type);
371}
372
373int owl_message_is_type(const owl_message *m, const char *type) {
374  const char * t = owl_message_get_attribute_value(m, "type");
375  if(!t) return 0;
376  return !strcasecmp(t, type);
377}
378                                               
379int owl_message_is_type_admin(const owl_message *m)
380{
381  return owl_message_is_type(m, "admin");
382}
383
384int owl_message_is_type_zephyr(const owl_message *m)
385{
386  return owl_message_is_type(m, "zephyr");
387}
388
389int owl_message_is_type_aim(const owl_message *m)
390{
391  return owl_message_is_type(m, "aim");
392}
393
394/* XXX TODO: deprecate this */
395int owl_message_is_type_jabber(const owl_message *m)
396{
397  return owl_message_is_type(m, "jabber");
398}
399
400int owl_message_is_type_loopback(const owl_message *m)
401{
402  return owl_message_is_type(m, "loopback");
403}
404
405int owl_message_is_pseudo(const owl_message *m)
406{
407  if (owl_message_get_attribute_value(m, "pseudo")) return(1);
408  return(0);
409}
410
411const char *owl_message_get_text(owl_message *m)
412{
413  owl_message_format(m);
414  return(owl_fmtext_get_text(&(m->fmtext->fmtext)));
415}
416
417void owl_message_set_direction_in(owl_message *m)
418{
419  m->direction=OWL_MESSAGE_DIRECTION_IN;
420}
421
422void owl_message_set_direction_out(owl_message *m)
423{
424  m->direction=OWL_MESSAGE_DIRECTION_OUT;
425}
426
427void owl_message_set_direction_none(owl_message *m)
428{
429  m->direction=OWL_MESSAGE_DIRECTION_NONE;
430}
431
432void owl_message_set_direction(owl_message *m, int direction)
433{
434  m->direction=direction;
435}
436
437int owl_message_is_direction_in(const owl_message *m)
438{
439  if (m->direction==OWL_MESSAGE_DIRECTION_IN) return(1);
440  return(0);
441}
442
443int owl_message_is_direction_out(const owl_message *m)
444{
445  if (m->direction==OWL_MESSAGE_DIRECTION_OUT) return(1);
446  return(0);
447}
448
449int owl_message_is_direction_none(const owl_message *m)
450{
451  if (m->direction==OWL_MESSAGE_DIRECTION_NONE) return(1);
452  return(0);
453}
454
455int owl_message_get_numlines(owl_message *m)
456{
457  if (m == NULL) return(0);
458  owl_message_format(m);
459  return(owl_fmtext_num_lines(&(m->fmtext->fmtext)));
460}
461
462void owl_message_mark_delete(owl_message *m)
463{
464  if (m == NULL) return;
465  m->delete=1;
466}
467
468void owl_message_unmark_delete(owl_message *m)
469{
470  if (m == NULL) return;
471  m->delete=0;
472}
473
474const char *owl_message_get_zwriteline(const owl_message *m)
475{
476  const char *z = owl_message_get_attribute_value(m, "zwriteline");
477  if (!z) return "";
478  return z;
479}
480
481void owl_message_set_zwriteline(owl_message *m, const char *line)
482{
483  owl_message_set_attribute(m, "zwriteline", line);
484}
485
486int owl_message_is_delete(const owl_message *m)
487{
488  if (m == NULL) return(0);
489  if (m->delete==1) return(1);
490  return(0);
491}
492
493#ifdef HAVE_LIBZEPHYR
494const ZNotice_t *owl_message_get_notice(const owl_message *m)
495{
496  return(&(m->notice));
497}
498#else
499void *owl_message_get_notice(const owl_message *m)
500{
501  return(NULL);
502}
503#endif
504
505void owl_message_set_hostname(owl_message *m, const char *hostname)
506{
507  m->hostname = g_intern_string(hostname);
508}
509
510const char *owl_message_get_hostname(const owl_message *m)
511{
512  return(m->hostname);
513}
514
515void owl_message_curs_waddstr(owl_message *m, WINDOW *win, int aline, int bline, int acol, int bcol, int fgcolor, int bgcolor)
516{
517  owl_fmtext a, b;
518
519  /* this will ensure that our cached copy is up to date */
520  owl_message_format(m);
521
522  owl_fmtext_init_null(&a);
523  owl_fmtext_init_null(&b);
524 
525  owl_fmtext_truncate_lines(&(m->fmtext->fmtext), aline, bline-aline, &a);
526  owl_fmtext_truncate_cols(&a, acol, bcol, &b);
527  owl_fmtext_colorize(&b, fgcolor);
528  owl_fmtext_colorizebg(&b, bgcolor);
529
530  owl_fmtext_curs_waddstr(&b, win);
531
532  owl_fmtext_cleanup(&a);
533  owl_fmtext_cleanup(&b);
534}
535
536int owl_message_is_personal(const owl_message *m)
537{
538  const owl_filter * f = owl_global_get_filter(&g, "personal");
539  if(!f) {
540      owl_function_error("personal filter is not defined");
541      return (0);
542  }
543  return owl_filter_message_match(f, m);
544}
545
546int owl_message_is_question(const owl_message *m)
547{
548  if(!owl_message_is_type_admin(m)) return 0;
549  if(owl_message_get_attribute_value(m, "question") != NULL) return 1;
550  return 0;
551}
552
553int owl_message_is_answered(const owl_message *m) {
554  const char *q;
555  if(!owl_message_is_question(m)) return 0;
556  q = owl_message_get_attribute_value(m, "question");
557  if(!q) return 0;
558  return !strcmp(q, "answered");
559}
560
561void owl_message_set_isanswered(owl_message *m) {
562  owl_message_set_attribute(m, "question", "answered");
563}
564
565int owl_message_is_mail(const owl_message *m)
566{
567  if (owl_message_is_type_zephyr(m)) {
568    if (!strcasecmp(owl_message_get_class(m), "mail") && owl_message_is_private(m)) {
569      return(1);
570    } else {
571      return(0);
572    }
573  }
574  return(0);
575}
576
577/* caller must free return value. */
578char *owl_message_get_cc(const owl_message *m)
579{
580  const char *cur;
581  char *out, *end;
582
583  cur = owl_message_get_body(m);
584  while (*cur && *cur==' ') cur++;
585  if (strncasecmp(cur, "cc:", 3)) return(NULL);
586  cur+=3;
587  while (*cur && *cur==' ') cur++;
588  out = owl_strdup(cur);
589  end = strchr(out, '\n');
590  if (end) end[0] = '\0';
591  return(out);
592}
593
594/* caller must free return value */
595char *owl_message_get_cc_without_recipient(const owl_message *m)
596{
597  char *cc, *out, *end, *shortuser, *recip;
598  const char *user;
599
600  cc = owl_message_get_cc(m);
601  if (cc == NULL)
602    return NULL;
603
604  recip = short_zuser(owl_message_get_recipient(m));
605  out = owl_malloc(strlen(cc) + 2);
606  end = out;
607
608  user = strtok(cc, " ");
609  while (user != NULL) {
610    shortuser = short_zuser(user);
611    if (strcasecmp(shortuser, recip) != 0) {
612      strcpy(end, user);
613      end[strlen(user)] = ' ';
614      end += strlen(user) + 1;
615    }
616    owl_free(shortuser);
617    user = strtok(NULL, " ");
618  }
619  end[0] = '\0';
620
621  owl_free(recip);
622  owl_free(cc);
623
624  if (strlen(out) == 0) {
625    owl_free(out);
626    out = NULL;
627  }
628
629  return(out);
630}
631
632int owl_message_get_id(const owl_message *m)
633{
634  return(m->id);
635}
636
637const char *owl_message_get_type(const owl_message *m) {
638  const char * type = owl_message_get_attribute_value(m, "type");
639  if(!type) {
640    return "generic";
641  }
642  return type;
643}
644
645const char *owl_message_get_direction(const owl_message *m) {
646  switch (m->direction) {
647  case OWL_MESSAGE_DIRECTION_IN:
648    return("in");
649  case OWL_MESSAGE_DIRECTION_OUT:
650    return("out");
651  case OWL_MESSAGE_DIRECTION_NONE:
652    return("none");
653  default:
654    return("unknown");
655  }
656}
657
658int owl_message_parse_direction(const char *d) {
659  if(!strcmp(d, "in")) {
660    return OWL_MESSAGE_DIRECTION_IN;
661  } else if(!strcmp(d, "out")) {
662    return OWL_MESSAGE_DIRECTION_OUT;
663  } else {
664    return OWL_MESSAGE_DIRECTION_NONE;
665  }
666}
667
668
669const char *owl_message_get_login(const owl_message *m) {
670  if (owl_message_is_login(m)) {
671    return "login";
672  } else if (owl_message_is_logout(m)) {
673    return "logout";
674  } else {
675    return "none";
676  }
677}
678
679
680const char *owl_message_get_header(const owl_message *m) {
681  return owl_message_get_attribute_value(m, "adminheader");
682}
683
684/* return 1 if the message contains "string", 0 otherwise.  This is
685 * case insensitive because the functions it uses are
686 */
687int owl_message_search(owl_message *m, const owl_regex *re)
688{
689
690  owl_message_format(m); /* is this necessary? */
691 
692  return (owl_fmtext_search(&(m->fmtext->fmtext), re));
693}
694
695
696/* if loginout == -1 it's a logout message
697 *                 0 it's not a login/logout message
698 *                 1 it's a login message
699 */
700void owl_message_create_aim(owl_message *m, const char *sender, const char *recipient, const char *text, int direction, int loginout)
701{
702  owl_message_init(m);
703  owl_message_set_body(m, text);
704  owl_message_set_sender(m, sender);
705  owl_message_set_recipient(m, recipient);
706  owl_message_set_type_aim(m);
707
708  if (direction==OWL_MESSAGE_DIRECTION_IN) {
709    owl_message_set_direction_in(m);
710  } else if (direction==OWL_MESSAGE_DIRECTION_OUT) {
711    owl_message_set_direction_out(m);
712  }
713
714  /* for now all messages that aren't loginout are private */
715  if (!loginout) {
716    owl_message_set_isprivate(m);
717  }
718
719  if (loginout==-1) {
720    owl_message_set_islogout(m);
721  } else if (loginout==1) {
722    owl_message_set_islogin(m);
723  }
724}
725
726void owl_message_create_admin(owl_message *m, const char *header, const char *text)
727{
728  owl_message_init(m);
729  owl_message_set_type_admin(m);
730  owl_message_set_body(m, text);
731  owl_message_set_attribute(m, "adminheader", header); /* just a hack for now */
732}
733
734/* caller should set the direction */
735void owl_message_create_loopback(owl_message *m, const char *text)
736{
737  owl_message_init(m);
738  owl_message_set_type_loopback(m);
739  owl_message_set_body(m, text);
740  owl_message_set_sender(m, "loopsender");
741  owl_message_set_recipient(m, "looprecip");
742  owl_message_set_isprivate(m);
743}
744
745#ifdef HAVE_LIBZEPHYR
746void owl_message_create_from_znotice(owl_message *m, const ZNotice_t *n)
747{
748#ifdef ZNOTICE_SOCKADDR
749  char hbuf[NI_MAXHOST];
750#else /* !ZNOTICE_SOCKADDR */
751  struct hostent *hent;
752#endif /* ZNOTICE_SOCKADDR */
753  const char *ptr;
754  char *tmp, *tmp2;
755  int len;
756
757  owl_message_init(m);
758 
759  owl_message_set_type_zephyr(m);
760  owl_message_set_direction_in(m);
761 
762  /* first save the full notice */
763  m->notice = *n;
764
765  /* a little gross, we'll replace \r's with ' ' for now */
766  owl_zephyr_hackaway_cr(&(m->notice));
767 
768  /* save the time, we need to nuke the string saved by message_init */
769  if (m->timestr) owl_free(m->timestr);
770  m->time=n->z_time.tv_sec;
771  m->timestr=owl_strdup(ctime(&(m->time)));
772  m->timestr[strlen(m->timestr)-1]='\0';
773
774  /* set other info */
775  owl_message_set_sender(m, n->z_sender);
776  owl_message_set_class(m, n->z_class);
777  owl_message_set_instance(m, n->z_class_inst);
778  owl_message_set_recipient(m, n->z_recipient);
779  if (n->z_opcode) {
780    owl_message_set_opcode(m, n->z_opcode);
781  } else {
782    owl_message_set_opcode(m, "");
783  }
784  owl_message_set_zsig(m, owl_zephyr_get_zsig(n, &len));
785
786  if ((ptr=strchr(n->z_recipient, '@'))!=NULL) {
787    owl_message_set_realm(m, ptr+1);
788  } else {
789    owl_message_set_realm(m, owl_zephyr_get_realm());
790  }
791
792  /* Set the "isloginout" attribute if it's a login message */
793  if (!strcasecmp(n->z_class, "login") || !strcasecmp(n->z_class, OWL_WEBZEPHYR_CLASS)) {
794    if (!strcasecmp(n->z_opcode, "user_login") || !strcasecmp(n->z_opcode, "user_logout")) {
795      tmp=owl_zephyr_get_field(n, 1);
796      owl_message_set_attribute(m, "loginhost", tmp);
797      owl_free(tmp);
798
799      tmp=owl_zephyr_get_field(n, 3);
800      owl_message_set_attribute(m, "logintty", tmp);
801      owl_free(tmp);
802    }
803
804    if (!strcasecmp(n->z_opcode, "user_login")) {
805      owl_message_set_islogin(m);
806    } else if (!strcasecmp(n->z_opcode, "user_logout")) {
807      owl_message_set_islogout(m);
808    }
809  }
810
811 
812  /* set the "isprivate" attribute if it's a private zephyr.
813   ``private'' means recipient is non-empty and doesn't start wit
814   `@' */
815  if (*n->z_recipient && *n->z_recipient != '@') {
816    owl_message_set_isprivate(m);
817  }
818
819  /* set the "isauto" attribute if it's an autoreply */
820  if (!strcasecmp(n->z_message, "Automated reply:") ||
821      !strcasecmp(n->z_opcode, "auto")) {
822    owl_message_set_attribute(m, "isauto", "");
823  }
824
825  /* save the hostname */
826#ifdef ZNOTICE_SOCKADDR
827  owl_function_debugmsg("About to do getnameinfo");
828  if (getnameinfo(&n->z_sender_sockaddr.sa, sizeof(n->z_sender_sockaddr), hbuf, sizeof(hbuf), NULL, 0, 0) == 0)
829    owl_message_set_hostname(m, hbuf);
830#else /* !ZNOTICE_SOCKADDR */
831  owl_function_debugmsg("About to do gethostbyaddr");
832  hent = gethostbyaddr(&n->z_uid.zuid_addr, sizeof(n->z_uid.zuid_addr), AF_INET);
833  if (hent && hent->h_name)
834    owl_message_set_hostname(m, hent->h_name);
835  else
836    owl_message_set_hostname(m, inet_ntoa(n->z_sender_addr));
837#endif /* ZNOTICE_SOCKADDR */
838
839  /* set the body */
840  tmp=owl_zephyr_get_message(n, m);
841  if (owl_global_is_newlinestrip(&g)) {
842    tmp2=owl_util_stripnewlines(tmp);
843    owl_message_set_body(m, tmp2);
844    owl_free(tmp2);
845  } else {
846    owl_message_set_body(m, tmp);
847  }
848  owl_free(tmp);
849
850  /* if zcrypt is enabled try to decrypt the message */
851  if (owl_global_is_zcrypt(&g) && !strcasecmp(n->z_opcode, "crypt")) {
852    const char *argv[] = {
853      "zcrypt",
854      "-D",
855      "-c", owl_message_get_class(m),
856      "-i", owl_message_get_instance(m),
857      NULL
858    };
859    char *out;
860    int rv;
861    int status;
862    char *zcrypt;
863
864    zcrypt = owl_sprintf("%s/zcrypt", owl_get_bindir());
865
866    rv = call_filter(zcrypt, argv, owl_message_get_body(m), &out, &status);
867    owl_free(zcrypt);
868
869    if(!rv && !status) {
870      int len = strlen(out);
871      if(len >= 8 && !strcmp(out + len - 8, "**END**\n")) {
872        out[len - 8] = 0;
873      }
874      owl_message_set_body(m, out);
875      owl_free(out);
876    } else if(out) {
877      owl_free(out);
878    }
879  }
880}
881#else
882void owl_message_create_from_znotice(owl_message *m, const void *n)
883{
884}
885#endif
886
887/* If 'direction' is '0' it is a login message, '1' is a logout message. */
888void owl_message_create_pseudo_zlogin(owl_message *m, int direction, const char *user, const char *host, const char *time, const char *tty)
889{
890  char *longuser;
891  const char *ptr;
892
893#ifdef HAVE_LIBZEPHYR
894  memset(&(m->notice), 0, sizeof(ZNotice_t));
895#endif
896 
897  longuser=long_zuser(user);
898 
899  owl_message_init(m);
900 
901  owl_message_set_type_zephyr(m);
902  owl_message_set_direction_in(m);
903
904  owl_message_set_attribute(m, "pseudo", "");
905  owl_message_set_attribute(m, "loginhost", host ? host : "");
906  owl_message_set_attribute(m, "logintty", tty ? tty : "");
907
908  owl_message_set_sender(m, longuser);
909  owl_message_set_class(m, "LOGIN");
910  owl_message_set_instance(m, longuser);
911  owl_message_set_recipient(m, "");
912  if (direction==0) {
913    owl_message_set_opcode(m, "USER_LOGIN");
914    owl_message_set_islogin(m);
915  } else if (direction==1) {
916    owl_message_set_opcode(m, "USER_LOGOUT");
917    owl_message_set_islogout(m);
918  }
919
920  if ((ptr=strchr(longuser, '@'))!=NULL) {
921    owl_message_set_realm(m, ptr+1);
922  } else {
923    owl_message_set_realm(m, owl_zephyr_get_realm());
924  }
925
926  owl_message_set_body(m, "<uninitialized>");
927
928  /* save the hostname */
929  owl_function_debugmsg("create_pseudo_login: host is %s", host ? host : "");
930  owl_message_set_hostname(m, host ? host : "");
931  owl_free(longuser);
932}
933
934void owl_message_create_from_zwrite(owl_message *m, const owl_zwrite *z, const char *body)
935{
936  int ret;
937  char hostbuff[5000];
938 
939  owl_message_init(m);
940
941  /* set things */
942  owl_message_set_direction_out(m);
943  owl_message_set_type_zephyr(m);
944  owl_message_set_sender(m, owl_zephyr_get_sender());
945  owl_message_set_class(m, owl_zwrite_get_class(z));
946  owl_message_set_instance(m, owl_zwrite_get_instance(z));
947  if (owl_zwrite_get_numrecips(z)>0) {
948    char *longzuser = long_zuser(owl_zwrite_get_recip_n(z, 0));
949    owl_message_set_recipient(m,
950                              longzuser); /* only gets the first user, must fix */
951    owl_free(longzuser);
952  }
953  owl_message_set_opcode(m, owl_zwrite_get_opcode(z));
954  owl_message_set_realm(m, owl_zwrite_get_realm(z)); /* also a hack, but not here */
955  if(z->zwriteline) {
956    owl_message_set_zwriteline(m, z->zwriteline);
957  }
958  owl_message_set_body(m, body);
959  owl_message_set_zsig(m, owl_zwrite_get_zsig(z));
960 
961  /* save the hostname */
962  ret=gethostname(hostbuff, MAXHOSTNAMELEN);
963  hostbuff[MAXHOSTNAMELEN]='\0';
964  if (ret) {
965    owl_message_set_hostname(m, "localhost");
966  } else {
967    owl_message_set_hostname(m, hostbuff);
968  }
969
970  /* set the "isprivate" attribute if it's a private zephyr. */
971  if (owl_zwrite_is_personal(z)) {
972    owl_message_set_isprivate(m);
973  }
974}
975
976void owl_message_cleanup(owl_message *m)
977{
978  int i, j;
979  owl_pair *p;
980#ifdef HAVE_LIBZEPHYR   
981  if (owl_message_is_type_zephyr(m) && owl_message_is_direction_in(m)) {
982    ZFreeNotice(&(m->notice));
983  }
984#endif
985  if (m->timestr) owl_free(m->timestr);
986
987  /* free all the attributes */
988  j=owl_list_get_size(&(m->attributes));
989  for (i=0; i<j; i++) {
990    p=owl_list_get_element(&(m->attributes), i);
991    owl_free(owl_pair_get_value(p));
992    owl_free(p);
993  }
994
995  owl_list_cleanup(&(m->attributes), NULL);
996 
997  owl_message_invalidate_format(m);
998}
999
1000void owl_message_delete(owl_message *m)
1001{
1002  owl_message_cleanup(m);
1003  owl_free(m);
1004}
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