source: functions.c @ 81001c0

barnowl_perlaimdebianrelease-1.4release-1.5release-1.6release-1.7release-1.8release-1.9
Last change on this file since 81001c0 was 81001c0, checked in by Nelson Elhage <nelhage@mit.edu>, 13 years ago
Clean up licensing information and add a COPYING file. We're going to continue with Sleepycat for the moment.
  • Property mode set to 100644
File size: 99.9 KB
Line 
1#include <stdio.h>
2#include <stdlib.h>
3#include <unistd.h>
4#include <signal.h>
5#include <netinet/in.h>
6#include <string.h>
7#include <time.h>
8#include <sys/types.h>
9#include <sys/stat.h>
10#include <sys/wait.h>
11#include <errno.h>
12#include <signal.h>
13#include "owl.h"
14
15static const char fileIdent[] = "$Id$";
16
17void owl_function_noop(void)
18{
19  return;
20}
21
22char *owl_function_command(char *cmdbuff)
23{
24  owl_function_debugmsg("executing command: %s", cmdbuff);
25  return owl_cmddict_execute(owl_global_get_cmddict(&g), 
26                             owl_global_get_context(&g), cmdbuff);
27}
28
29void owl_function_command_norv(char *cmdbuff)
30{
31  char *rv;
32  rv=owl_function_command(cmdbuff);
33  if (rv) owl_free(rv);
34}
35
36void owl_function_command_alias(char *alias_from, char *alias_to)
37{
38  owl_cmddict_add_alias(owl_global_get_cmddict(&g), alias_from, alias_to);
39}
40
41owl_cmd *owl_function_get_cmd(char *name)
42{
43  return owl_cmddict_find(owl_global_get_cmddict(&g), name);
44}
45
46void owl_function_show_commands()
47{
48  owl_list l;
49  owl_fmtext fm;
50
51  owl_fmtext_init_null(&fm);
52  owl_fmtext_append_bold(&fm, "Commands:  ");
53  owl_fmtext_append_normal(&fm, "(use 'show command <name>' for details)\n");
54  owl_cmddict_get_names(owl_global_get_cmddict(&g), &l);
55  owl_fmtext_append_list(&fm, &l, "\n", owl_function_cmd_describe);
56  owl_fmtext_append_normal(&fm, "\n");
57  owl_function_popless_fmtext(&fm);
58  owl_cmddict_namelist_free(&l);
59  owl_fmtext_free(&fm);
60}
61
62void owl_function_show_view(char *viewname)
63{
64  owl_view *v;
65  owl_fmtext fm;
66
67  /* we only have the one view right now */
68  v=owl_global_get_current_view(&g);
69  if (viewname && strcmp(viewname, owl_view_get_name(v))) {
70    owl_function_error("No view named '%s'", viewname);
71    return;
72  }
73
74  owl_fmtext_init_null(&fm);
75  owl_view_to_fmtext(v, &fm);
76  owl_function_popless_fmtext(&fm);
77  owl_fmtext_free(&fm);
78}
79
80void owl_function_show_styles() {
81  owl_list l;
82  owl_fmtext fm;
83
84  owl_fmtext_init_null(&fm);
85  owl_fmtext_append_bold(&fm, "Styles:\n");
86  owl_global_get_style_names(&g, &l);
87  owl_fmtext_append_list(&fm, &l, "\n", owl_function_style_describe);
88  owl_fmtext_append_normal(&fm, "\n");
89  owl_function_popless_fmtext(&fm);
90  owl_list_free_all(&l, owl_free);
91  owl_fmtext_free(&fm);
92}
93
94char *owl_function_style_describe(void *name) {
95  char *desc, *s;
96  owl_style *style;
97  style = owl_global_get_style_by_name(&g, name);
98  if (style) {
99    desc = owl_style_get_description(style);
100  } else {
101    desc = "???";
102  }
103  s = owl_sprintf("%-20s - %s%s", name, 
104                  0==owl_style_validate(style)?"":"[INVALID] ",
105                  desc);
106  return s;
107}
108
109char *owl_function_cmd_describe(void *name)
110{
111  owl_cmd *cmd = owl_cmddict_find(owl_global_get_cmddict(&g), name);
112  if (cmd) return owl_cmd_describe(cmd);
113  else return(NULL);
114}
115
116void owl_function_show_command(char *name)
117{
118  owl_function_help_for_command(name);
119}
120
121void owl_function_show_license()
122{
123  char *text;
124
125  text=""
126    "barnowl version " OWL_VERSION_STRING "\n"
127    "Copyright (c) 2004 James Kretchmar. All rights reserved.\n"
128    "\n"
129    "Redistribution and use in source and binary forms, with or without\n"
130    "modification, are permitted provided that the following conditions are\n"
131    "met:\n"
132    "\n"
133    "   * Redistributions of source code must retain the above copyright\n"
134    "     notice, this list of conditions and the following disclaimer.\n"
135    "\n"
136    "   * Redistributions in binary form must reproduce the above copyright\n"
137    "     notice, this list of conditions and the following disclaimer in\n"
138    "     the documentation and/or other materials provided with the\n"
139    "     distribution.\n"
140    "\n"
141    "   * Redistributions in any form must be accompanied by information on\n"
142    "     how to obtain complete source code for the Owl software and any\n"
143    "     accompanying software that uses the Owl software. The source code\n"
144    "     must either be included in the distribution or be available for no\n"
145    "     more than the cost of distribution plus a nominal fee, and must be\n"
146    "     freely redistributable under reasonable conditions. For an\n"
147    "     executable file, complete source code means the source code for\n"
148    "     all modules it contains. It does not include source code for\n"
149    "     modules or files that typically accompany the major components of\n"
150    "     the operating system on which the executable file runs.\n"
151    "\n"
152    "THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR\n"
153    "IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n"
154    "WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR\n"
155    "NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE\n"
156    "LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\n"
157    "CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\n"
158    "SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR\n"
159    "BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,\n"
160    "WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE\n"
161    "OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN\n"
162    "IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n";
163  owl_function_popless_text(text);
164}
165
166/* Create an admin message, append it to the global list of messages
167 * and redisplay if necessary.
168 */
169void owl_function_adminmsg(char *header, char *body)
170{
171  owl_message *m;
172
173  m=owl_malloc(sizeof(owl_message));
174  owl_message_create_admin(m, header, body);
175 
176  /* add it to the global list and current view */
177  owl_messagelist_append_element(owl_global_get_msglist(&g), m);
178  owl_view_consider_message(owl_global_get_current_view(&g), m);
179
180  /* do followlast if necessary */
181  if (owl_global_should_followlast(&g)) owl_function_lastmsg_noredisplay();
182
183  /* redisplay etc. */
184  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
185  if (owl_popwin_is_active(owl_global_get_popwin(&g))) {
186    owl_popwin_refresh(owl_global_get_popwin(&g));
187  }
188  wnoutrefresh(owl_global_get_curs_recwin(&g));
189  owl_global_set_needrefresh(&g);
190}
191
192/* Create an outgoing zephyr message and return a pointer to it.  Does
193 * not put it on the global queue, use owl_function_add_message() for
194 * that.
195 */
196owl_message *owl_function_make_outgoing_zephyr(char *body, char *zwriteline, char *zsig)
197{
198  owl_message *m;
199  owl_zwrite z;
200 
201  /* create a zwrite for the purpose of filling in other message fields */
202  owl_zwrite_create_from_line(&z, zwriteline);
203
204  /* create the message */
205  m=owl_malloc(sizeof(owl_message));
206  owl_message_create_from_zwriteline(m, zwriteline, body, zsig);
207  owl_zwrite_free(&z);
208
209  return(m);
210}
211
212/* Create an outgoing AIM message, returns a pointer to the created
213 * message or NULL if we're not logged into AIM (and thus unable to
214 * create the message).  Does not put it on the global queue.  Use
215 * owl_function_add_message() for that .
216 */
217owl_message *owl_function_make_outgoing_aim(char *body, char *to)
218{
219  owl_message *m;
220
221  /* error if we're not logged into aim */
222  if (!owl_global_is_aimloggedin(&g)) return(NULL);
223 
224  m=owl_malloc(sizeof(owl_message));
225  owl_message_create_aim(m,
226                         owl_global_get_aim_screenname(&g),
227                         to,
228                         body,
229                         OWL_MESSAGE_DIRECTION_OUT,
230                         0);
231  return(m);
232}
233
234/* Create an outgoing loopback message and return a pointer to it.
235 * Does not append it to the global queue, use
236 * owl_function_add_message() for that.
237 */
238owl_message *owl_function_make_outgoing_loopback(char *body)
239{
240  owl_message *m;
241
242  /* create the message */
243  m=owl_malloc(sizeof(owl_message));
244  owl_message_create_loopback(m, body);
245  owl_message_set_direction_out(m);
246
247  return(m);
248}
249
250void owl_function_zwrite_setup(char *line)
251{
252  owl_editwin *e;
253  char buff[1024];
254  owl_zwrite z;
255  int ret;
256
257  /* check the arguments */
258  ret=owl_zwrite_create_from_line(&z, line);
259  if (ret) {
260    owl_function_error("Error in zwrite arguments");
261    owl_zwrite_free(&z);
262    return;
263  }
264
265  /* send a ping if necessary */
266  if (owl_global_is_txping(&g)) {
267    owl_zwrite_send_ping(&z);
268  }
269  owl_zwrite_free(&z);
270
271  /* create and setup the editwin */
272  e=owl_global_get_typwin(&g);
273  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
274
275  if (!owl_global_get_lockout_ctrld(&g)) {
276    owl_function_makemsg("Type your zephyr below.  End with ^D or a dot on a line by itself.  ^C will quit.");
277  } else {
278    owl_function_makemsg("Type your zephyr below.  End with a dot on a line by itself.  ^C will quit.");
279  }
280
281  owl_editwin_clear(e);
282  owl_editwin_set_dotsend(e);
283  strcpy(buff, "----> ");
284  strcat(buff, line);
285  strcat(buff, "\n");
286  owl_editwin_set_locktext(e, buff);
287
288  /* make it active */
289  owl_global_set_typwin_active(&g);
290
291  owl_global_set_buffercommand(&g, line);
292  owl_global_set_buffercallback(&g, &owl_callback_zwrite);
293}
294
295void owl_function_aimwrite_setup(char *line)
296{
297  owl_editwin *e;
298  char buff[1024];
299
300  /* check the arguments */
301
302  /* create and setup the editwin */
303  e=owl_global_get_typwin(&g);
304  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
305
306  if (!owl_global_get_lockout_ctrld(&g)) {
307    owl_function_makemsg("Type your message below.  End with ^D or a dot on a line by itself.  ^C will quit.");
308  } else {
309    owl_function_makemsg("Type your message below.  End with a dot on a line by itself.  ^C will quit.");
310  }
311
312  owl_editwin_clear(e);
313  owl_editwin_set_dotsend(e);
314  strcpy(buff, "----> ");
315  strcat(buff, line);
316  strcat(buff, "\n");
317  owl_editwin_set_locktext(e, buff);
318
319  /* make it active */
320  owl_global_set_typwin_active(&g);
321
322  owl_global_set_buffercommand(&g, line);
323  owl_global_set_buffercallback(&g, &owl_callback_aimwrite);
324}
325
326void owl_function_loopwrite_setup()
327{
328  owl_editwin *e;
329
330  /* create and setup the editwin */
331  e=owl_global_get_typwin(&g);
332  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
333
334  if (!owl_global_get_lockout_ctrld(&g)) {
335    owl_function_makemsg("Type your message below.  End with ^D or a dot on a line by itself.  ^C will quit.");
336  } else {
337    owl_function_makemsg("Type your message below.  End with a dot on a line by itself.  ^C will quit.");
338  }
339
340  owl_editwin_clear(e);
341  owl_editwin_set_dotsend(e);
342  owl_editwin_set_locktext(e, "----> loopwrite\n");
343
344  /* make it active */
345  owl_global_set_typwin_active(&g);
346
347  owl_global_set_buffercommand(&g, "loopwrite");
348  owl_global_set_buffercallback(&g, &owl_callback_loopwrite);
349}
350
351void owl_callback_zwrite(owl_editwin *e) {
352  owl_function_zwrite(owl_editwin_get_command(e),
353                      owl_editwin_get_text(e));
354}
355
356/* send, log and display an outgoing zephyr.  If 'msg' is NULL
357 * the message is expected to be set from the zwrite line itself
358 */
359void owl_function_zwrite(char *line, char *msg)
360{
361  owl_zwrite z;
362  char *mymsg;
363  owl_message *m;
364
365  if(!strncmp(line, "zcrypt", strlen("zcrypt"))) {
366    owl_function_zcrypt(line, msg);
367    return;
368  }
369
370  /* create the zwrite and send the message */
371  owl_zwrite_create_from_line(&z, line);
372  if (msg) {
373    owl_zwrite_set_message(&z, msg);
374  }
375  owl_zwrite_send_message(&z);
376  owl_function_makemsg("Waiting for ack...");
377
378  /* If it's personal */
379  if (owl_zwrite_is_personal(&z)) {
380    /* create the outgoing message */
381    mymsg=owl_zwrite_get_message(&z);
382    m=owl_function_make_outgoing_zephyr(mymsg, line, owl_zwrite_get_zsig(&z));
383
384    if (m) {
385      owl_global_messagequeue_addmsg(&g, m);
386    } else {
387      owl_function_error("Could not create outgoing zephyr message");
388    }
389  }
390
391  /* free the zwrite */
392  owl_zwrite_free(&z);
393}
394
395/* send, log and display an outgoing zcrypt zephyr.  If 'msg' is NULL
396 * the message is expected to be set from the zwrite line itself
397 */
398void owl_function_zcrypt(char *line, char *msg)
399{
400  owl_zwrite z;
401  char *mymsg;
402  char *cryptmsg;
403  owl_message *m;
404#ifdef OWL_ENABLE_ZCRYPT
405  int ret;
406#endif
407
408  /* create the zwrite and send the message */
409  owl_zwrite_create_from_line(&z, line);
410  if (msg) {
411    owl_zwrite_set_message(&z, msg);
412  }
413
414  mymsg=owl_zwrite_get_message(&z);
415#ifdef OWL_ENABLE_ZCRYPT
416  cryptmsg=owl_malloc(strlen(mymsg)*4);
417  ret=owl_zcrypt_encrypt(cryptmsg, mymsg, owl_zwrite_get_class(&z), owl_zwrite_get_instance(&z));
418  if (ret) {
419    owl_function_error("Error in zcrypt, possibly no key found.  Message not sent.");
420    owl_function_beep();
421    owl_free(cryptmsg);
422    return;
423  }
424#else
425  cryptmsg=owl_strdup(mymsg);
426#endif
427
428  owl_zwrite_set_message(&z, cryptmsg);
429  owl_zwrite_set_opcode(&z, "crypt");
430  mymsg=cryptmsg;
431   
432  owl_zwrite_send_message(&z);
433  owl_function_makemsg("Waiting for ack...");
434
435  /* If it's personal */
436  if (owl_zwrite_is_personal(&z)) {
437    /* create the outgoing message */
438    mymsg=owl_zwrite_get_message(&z);
439    m=owl_function_make_outgoing_zephyr(mymsg, line, owl_zwrite_get_zsig(&z));
440    if (m) {
441      owl_global_messagequeue_addmsg(&g, m);
442    } else {
443      owl_function_error("Could not create outgoing zephyr message");
444    }
445  }
446
447  /* free the zwrite */
448  owl_free(cryptmsg);
449  owl_zwrite_free(&z);
450}
451
452void owl_callback_aimwrite(owl_editwin *e) {
453  owl_function_aimwrite(owl_editwin_get_command(e),
454                        owl_editwin_get_text(e));
455}
456
457void owl_function_aimwrite(char *line, char *msg)
458{
459  int ret;
460  char *to, *format_msg;
461  owl_message *m;
462
463  to = line + 9;
464
465  /* make a formatted copy of the message */
466  format_msg=owl_strdup(msg);
467  owl_text_wordunwrap(format_msg);
468 
469  /* send the message */
470  ret=owl_aim_send_im(to, format_msg);
471  if (!ret) {
472    owl_function_makemsg("AIM message sent.");
473  } else {
474    owl_function_error("Could not send AIM message.");
475  }
476
477  /* create the outgoing message */
478  m=owl_function_make_outgoing_aim(msg, to);
479
480  if (m) {
481    owl_global_messagequeue_addmsg(&g, m);
482  } else {
483    owl_function_error("Could not create outgoing AIM message");
484  }
485
486  owl_free(format_msg);
487}
488
489void owl_function_send_aimawymsg(char *to, char *msg)
490{
491  int ret;
492  char *format_msg;
493  owl_message *m;
494
495  /* make a formatted copy of the message */
496  format_msg=owl_strdup(msg);
497  owl_text_wordunwrap(format_msg);
498 
499  /* send the message */
500  ret=owl_aim_send_awaymsg(to, format_msg);
501  if (!ret) {
502    /* owl_function_makemsg("AIM message sent."); */
503  } else {
504    owl_function_error("Could not send AIM message.");
505  }
506
507  /* create the message */
508  m=owl_function_make_outgoing_aim(msg, to);
509  if (m) {
510    owl_global_messagequeue_addmsg(&g, m);
511  } else {
512    owl_function_error("Could not create AIM message");
513  }
514  owl_free(format_msg);
515}
516
517void owl_callback_loopwrite(owl_editwin *e) {
518  owl_function_loopwrite(owl_editwin_get_text(e));
519}
520
521void owl_function_loopwrite(char *msg)
522{
523  owl_message *min, *mout;
524
525  /* create a message and put it on the message queue.  This simulates
526   * an incoming message */
527  min=owl_malloc(sizeof(owl_message));
528  mout=owl_function_make_outgoing_loopback(msg);
529
530  if (owl_global_is_displayoutgoing(&g)) {
531    owl_global_messagequeue_addmsg(&g, mout);
532  } else {
533    owl_message_free(mout);
534  }
535
536  owl_message_create_loopback(min, msg);
537  owl_message_set_direction_in(min);
538  owl_global_messagequeue_addmsg(&g, min);
539
540  /* fake a makemsg */
541  owl_function_makemsg("loopback message sent");
542}
543
544/* If filter is non-null, looks for the next message matching
545 * that filter.  If skip_deleted, skips any deleted messages.
546 * If last_if_none, will stop at the last message in the view
547 * if no matching messages are found.  */
548void owl_function_nextmsg_full(char *filter, int skip_deleted, int last_if_none)
549{
550  int curmsg, i, viewsize, found;
551  owl_view *v;
552  owl_filter *f = NULL;
553  owl_message *m;
554
555  v=owl_global_get_current_view(&g);
556
557  if (filter) {
558    f=owl_global_get_filter(&g, filter);
559    if (!f) {
560      owl_function_error("No %s filter defined", filter);
561      return;
562    }
563  }
564
565  curmsg=owl_global_get_curmsg(&g);
566  viewsize=owl_view_get_size(v);
567  found=0;
568
569  /* just check to make sure we're in bounds... */
570  if (curmsg>viewsize-1) curmsg=viewsize-1;
571  if (curmsg<0) curmsg=0;
572
573  for (i=curmsg+1; i<viewsize; i++) {
574    m=owl_view_get_element(v, i);
575    if (skip_deleted && owl_message_is_delete(m)) continue;
576    if (f && !owl_filter_message_match(f, m)) continue;
577    found = 1;
578    break;
579  }
580
581  if (i>owl_view_get_size(v)-1) i=owl_view_get_size(v)-1;
582  if (i<0) i=0;
583
584  if (!found) {
585    owl_function_makemsg("already at last%s message%s%s",
586                         skip_deleted?" non-deleted":"",
587                         filter?" in ":"", filter?filter:"");
588    /* if (!skip_deleted) owl_function_beep(); */
589  }
590
591  if (last_if_none || found) {
592    owl_global_set_curmsg(&g, i);
593    owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
594    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
595    owl_global_set_direction_downwards(&g);
596  }
597}
598
599void owl_function_prevmsg_full(char *filter, int skip_deleted, int first_if_none)
600{
601  int curmsg, i, viewsize, found;
602  owl_view *v;
603  owl_filter *f = NULL;
604  owl_message *m;
605
606  v=owl_global_get_current_view(&g);
607
608  if (filter) {
609    f=owl_global_get_filter(&g, filter);
610    if (!f) {
611      owl_function_error("No %s filter defined", filter);
612      return;
613    }
614  }
615
616  curmsg=owl_global_get_curmsg(&g);
617  viewsize=owl_view_get_size(v);
618  found=0;
619
620  /* just check to make sure we're in bounds... */
621  if (curmsg<0) curmsg=0;
622
623  for (i=curmsg-1; i>=0; i--) {
624    m=owl_view_get_element(v, i);
625    if (skip_deleted && owl_message_is_delete(m)) continue;
626    if (f && !owl_filter_message_match(f, m)) continue;
627    found = 1;
628    break;
629  }
630
631  if (i<0) i=0;
632
633  if (!found) {
634    owl_function_makemsg("already at first%s message%s%s",
635                         skip_deleted?" non-deleted":"",
636                         filter?" in ":"", filter?filter:"");
637    /* if (!skip_deleted) owl_function_beep(); */
638  }
639
640  if (first_if_none || found) {
641    owl_global_set_curmsg(&g, i);
642    owl_function_calculate_topmsg(OWL_DIRECTION_UPWARDS);
643    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
644    owl_global_set_direction_upwards(&g);
645  }
646}
647
648void owl_function_nextmsg()
649{
650  owl_function_nextmsg_full(NULL, 0, 1);
651}
652
653void owl_function_prevmsg()
654{
655  owl_function_prevmsg_full(NULL, 0, 1);
656}
657
658void owl_function_nextmsg_notdeleted()
659{
660  owl_function_nextmsg_full(NULL, 1, 1);
661}
662
663void owl_function_prevmsg_notdeleted()
664{
665  owl_function_prevmsg_full(NULL, 1, 1);
666}
667
668void owl_function_nextmsg_personal()
669{
670  owl_function_nextmsg_full("personal", 0, 0);
671}
672
673void owl_function_prevmsg_personal()
674{
675  owl_function_prevmsg_full("personal", 0, 0);
676}
677
678
679/* if move_after is 1, moves after the delete */
680void owl_function_deletecur(int move_after)
681{
682  int curmsg;
683  owl_view *v;
684
685  v=owl_global_get_current_view(&g);
686
687  /* bail if there's no current message */
688  if (owl_view_get_size(v) < 1) {
689    owl_function_error("No current message to delete");
690    return;
691  }
692
693  /* mark the message for deletion */
694  curmsg=owl_global_get_curmsg(&g);
695  owl_view_delete_element(v, curmsg);
696
697  if (move_after) {
698    /* move the poiner in the appropriate direction
699     * to the next undeleted msg */
700    if (owl_global_get_direction(&g)==OWL_DIRECTION_UPWARDS) {
701      owl_function_prevmsg_notdeleted();
702    } else {
703      owl_function_nextmsg_notdeleted();
704    }
705  }
706}
707
708void owl_function_undeletecur(int move_after)
709{
710  int curmsg;
711  owl_view *v;
712
713  v=owl_global_get_current_view(&g);
714 
715  if (owl_view_get_size(v) < 1) {
716    owl_function_error("No current message to undelete");
717    return;
718  }
719  curmsg=owl_global_get_curmsg(&g);
720
721  owl_view_undelete_element(v, curmsg);
722
723  if (move_after) {
724    if (owl_global_get_direction(&g)==OWL_DIRECTION_UPWARDS) {
725      if (curmsg>0) {
726        owl_function_prevmsg();
727      } else {
728        owl_function_nextmsg();
729      }
730    } else {
731      owl_function_nextmsg();
732    }
733  }
734
735  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
736}
737
738void owl_function_expunge()
739{
740  int curmsg;
741  owl_message *m;
742  owl_messagelist *ml;
743  owl_view *v;
744  int lastmsgid=0;
745
746  curmsg=owl_global_get_curmsg(&g);
747  v=owl_global_get_current_view(&g);
748  ml=owl_global_get_msglist(&g);
749
750  m=owl_view_get_element(v, curmsg);
751  if (m) lastmsgid = owl_message_get_id(m);
752
753  /* expunge the message list */
754  owl_messagelist_expunge(ml);
755
756  /* update all views (we only have one right now) */
757  owl_view_recalculate(v);
758
759  /* find where the new position should be
760     (as close as possible to where we last where) */
761  curmsg = owl_view_get_nearest_to_msgid(v, lastmsgid);
762  if (curmsg>owl_view_get_size(v)-1) curmsg = owl_view_get_size(v)-1;
763  if (curmsg<0) curmsg = 0;
764  owl_global_set_curmsg(&g, curmsg);
765  owl_function_calculate_topmsg(OWL_DIRECTION_NONE);
766  /* if there are no messages set the direction to down in case we
767     delete everything upwards */
768  owl_global_set_direction_downwards(&g);
769 
770  owl_function_makemsg("Messages expunged");
771  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
772}
773
774void owl_function_firstmsg()
775{
776  owl_global_set_curmsg(&g, 0);
777  owl_global_set_topmsg(&g, 0);
778  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
779  owl_global_set_direction_downwards(&g);
780}
781
782void owl_function_lastmsg_noredisplay()
783{
784  int oldcurmsg, curmsg;
785  owl_view *v;
786
787  v=owl_global_get_current_view(&g);
788  oldcurmsg=owl_global_get_curmsg(&g);
789  curmsg=owl_view_get_size(v)-1; 
790  if (curmsg<0) curmsg=0;
791  owl_global_set_curmsg(&g, curmsg);
792  if (oldcurmsg < curmsg) {
793    owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
794  } else if (curmsg<owl_view_get_size(v)) {
795    /* If already at the end, blank the screen and move curmsg
796     * past the end of the messages. */
797    owl_global_set_topmsg(&g, curmsg+1);
798    owl_global_set_curmsg(&g, curmsg+1);
799  } 
800  /* owl_mainwin_redisplay(owl_global_get_mainwin(&g)); */
801  owl_global_set_direction_downwards(&g);
802}
803
804void owl_function_lastmsg()
805{
806  owl_function_lastmsg_noredisplay();
807  owl_mainwin_redisplay(owl_global_get_mainwin(&g)); 
808}
809
810void owl_function_shift_right()
811{
812  owl_global_set_rightshift(&g, owl_global_get_rightshift(&g)+10);
813  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
814  owl_global_set_needrefresh(&g);
815}
816
817void owl_function_shift_left()
818{
819  int shift;
820
821  shift=owl_global_get_rightshift(&g);
822  if (shift>=10) {
823    owl_global_set_rightshift(&g, shift-10);
824    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
825    owl_global_set_needrefresh(&g);
826  } else {
827    owl_function_beep();
828    owl_function_makemsg("Already full left");
829  }
830}
831
832void owl_function_unsuball()
833{
834  unsuball();
835  owl_function_makemsg("Unsubscribed from all messages.");
836}
837
838
839/* Load zephyr subscriptions from the named 'file' and load zephyr's
840 * default subscriptions as well.  An error message is printed if
841 * 'file' can't be opened or if zephyr reports an error in
842 * subscribing.
843 *
844 * If 'file' is NULL, this look for the default filename
845 * $HOME/.zephyr.subs.  If the file can not be opened in this case
846 * only, no error message is printed.
847 */
848void owl_function_loadsubs(char *file)
849{
850  int ret, ret2;
851  char *foo, *path;
852
853  if (file==NULL) {
854    ret=owl_zephyr_loadsubs(NULL, 0);
855  } else {
856    path = owl_util_makepath(file);
857    ret=owl_zephyr_loadsubs(path, 1);
858    free(path);
859  }
860
861  /* for backwards compatibility for now */
862  ret2=owl_zephyr_loaddefaultsubs();
863
864  if (!owl_context_is_interactive(owl_global_get_context(&g))) return;
865
866  foo=file?file:"file";
867  if (ret==0 && ret2==0) {
868    if (!file) {
869      owl_function_makemsg("Subscribed to messages.");
870    } else {
871      owl_function_makemsg("Subscribed to messages from %s", file);
872    }
873  } else if (ret==-1) {
874    owl_function_error("Could not read %s", foo);
875  } else {
876    owl_function_error("Error subscribing to messages");
877  }
878}
879
880void owl_function_loadloginsubs(char *file)
881{
882  int ret;
883
884  ret=owl_zephyr_loadloginsubs(file);
885
886  if (!owl_context_is_interactive(owl_global_get_context(&g))) return;
887  if (ret==0) {
888    owl_function_makemsg("Subscribed to login messages from file.");
889  } else if (ret==-1) {
890    owl_function_error("Could not open file for login subscriptions.");
891  } else {
892    owl_function_error("Error subscribing to login messages from file.");
893  }
894}
895
896void owl_callback_aimlogin(owl_editwin *e) {
897  owl_function_aimlogin(owl_editwin_get_command(e),
898                        owl_editwin_get_text(e));
899}
900
901void owl_function_aimlogin(char *user, char *passwd) {
902  int ret;
903
904  /* clear the buddylist */
905  owl_buddylist_clear(owl_global_get_buddylist(&g));
906
907  /* try to login */
908  ret=owl_aim_login(user, passwd);
909  if (ret) owl_function_makemsg("Warning: login for %s failed.\n", user);
910}
911
912void owl_function_suspend()
913{
914  endwin();
915  printf("\n");
916  kill(getpid(), SIGSTOP);
917
918  /* resize to reinitialize all the windows when we come back */
919  owl_command_resize();
920}
921
922void owl_function_zaway_toggle()
923{
924  if (!owl_global_is_zaway(&g)) {
925    owl_global_set_zaway_msg(&g, owl_global_get_zaway_msg_default(&g));
926    owl_function_zaway_on();
927  } else {
928    owl_function_zaway_off();
929  }
930}
931
932void owl_function_zaway_on()
933{
934  owl_global_set_zaway_on(&g);
935  owl_function_makemsg("zaway set (%s)", owl_global_get_zaway_msg(&g));
936}
937
938void owl_function_zaway_off()
939{
940  owl_global_set_zaway_off(&g);
941  owl_function_makemsg("zaway off");
942}
943
944void owl_function_aaway_toggle()
945{
946  if (!owl_global_is_aaway(&g)) {
947    owl_global_set_aaway_msg(&g, owl_global_get_aaway_msg_default(&g));
948    owl_function_aaway_on();
949  } else {
950    owl_function_aaway_off();
951  }
952}
953
954void owl_function_aaway_on()
955{
956  owl_global_set_aaway_on(&g);
957  /* owl_aim_set_awaymsg(owl_global_get_zaway_msg(&g)); */
958  owl_function_makemsg("AIM away set (%s)", owl_global_get_aaway_msg(&g));
959}
960
961void owl_function_aaway_off()
962{
963  owl_global_set_aaway_off(&g);
964  /* owl_aim_set_awaymsg(""); */
965  owl_function_makemsg("AIM away off");
966}
967
968void owl_function_quit()
969{
970  char *ret;
971 
972  /* zlog out if we need to */
973  if (owl_global_is_shutdownlogout(&g)) {
974    owl_zephyr_zlog_out();
975  }
976
977  /* execute the commands in shutdown */
978  ret = owl_perlconfig_execute("BarnOwl::Hooks::_shutdown();");
979  if (ret) owl_free(ret);
980
981  /* signal our child process, if any */
982  if (owl_global_get_newmsgproc_pid(&g)) {
983    kill(owl_global_get_newmsgproc_pid(&g), SIGHUP);
984  }
985
986  /* Quit zephyr */
987  owl_zephyr_shutdown();
988 
989  /* Quit AIM */
990  if (owl_global_is_aimloggedin(&g)) {
991    owl_aim_logout();
992  }
993
994  /* done with curses */
995  endwin();
996
997  /* restore terminal settings */
998  tcsetattr(0, TCSAFLUSH, owl_global_get_startup_tio(&g));
999
1000  owl_function_debugmsg("Quitting Owl");
1001  exit(0);
1002}
1003
1004void owl_function_openurl()
1005{
1006  /* visit the first url in the current message */
1007  owl_message *m;
1008  owl_view *v;
1009  char *ptr1, *ptr2, *text, url[LINE], tmpbuff[LINE];
1010  int webbrowser;
1011
1012  webbrowser = owl_global_get_webbrowser(&g);
1013
1014  if (webbrowser < 0 || webbrowser == OWL_WEBBROWSER_NONE) {
1015    owl_function_error("No browser selected");
1016    return;
1017  }
1018
1019  v=owl_global_get_current_view(&g);
1020 
1021  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1022
1023  if (!m || owl_view_get_size(v)==0) {
1024    owl_function_error("No current message selected");
1025    return;
1026  }
1027
1028  text=owl_message_get_text(m);
1029
1030  /* First look for a good URL */ 
1031  if ((ptr1=strstr(text, "http://"))!=NULL) {
1032    ptr2=strpbrk(ptr1, " \n\t");
1033    if (ptr2) {
1034      strncpy(url, ptr1, ptr2-ptr1+1);
1035      url[ptr2-ptr1+1]='\0';
1036    } else {
1037      strcpy(url, ptr1);
1038    }
1039
1040    /* if we had <http strip a trailing > */
1041    if (ptr1>text && ptr1[-1]=='<') {
1042      if (url[strlen(url)-1]=='>') {
1043        url[strlen(url)-1]='\0';
1044      }
1045    }
1046  } else if ((ptr1=strstr(text, "https://"))!=NULL) {
1047    /* Look for an https URL */ 
1048    ptr2=strpbrk(ptr1, " \n\t");
1049    if (ptr2) {
1050      strncpy(url, ptr1, ptr2-ptr1+1);
1051      url[ptr2-ptr1+1]='\0';
1052    } else {
1053      strcpy(url, ptr1);
1054    }
1055   
1056    /* if we had <http strip a trailing > */
1057    if (ptr1>text && ptr1[-1]=='<') {
1058      if (url[strlen(url)-1]=='>') {
1059        url[strlen(url)-1]='\0';
1060      }
1061    }
1062  } else if ((ptr1=strstr(text, "www."))!=NULL) {
1063    /* if we can't find a real url look for www.something */
1064    ptr2=strpbrk(ptr1, " \n\t");
1065    if (ptr2) {
1066      strncpy(url, ptr1, ptr2-ptr1+1);
1067      url[ptr2-ptr1+1]='\0';
1068    } else {
1069      strcpy(url, ptr1);
1070    }
1071  } else {
1072    owl_function_beep();
1073    owl_function_error("Could not find URL to open.");
1074    return;
1075  }
1076
1077  /* Make sure there aren't any quotes or \'s in the url */
1078  for (ptr1 = url; *ptr1; ptr1++) {
1079    if (*ptr1 == '"' || *ptr1 == '\\') {
1080      owl_function_beep();
1081      owl_function_error("URL contains invalid characters.");
1082      return;
1083    }
1084  }
1085 
1086  /* NOTE: There are potentially serious security issues here... */
1087
1088  /* open the page */
1089  owl_function_makemsg("Opening %s", url);
1090  if (webbrowser == OWL_WEBBROWSER_NETSCAPE) {
1091    snprintf(tmpbuff, LINE, "netscape -remote \"openURL(%s)\" > /dev/null 2> /dev/null", url);
1092    system(tmpbuff); 
1093  } else if (webbrowser == OWL_WEBBROWSER_GALEON) {
1094    snprintf(tmpbuff, LINE, "galeon \"%s\" > /dev/null 2> /dev/null &", url);
1095    system(tmpbuff); 
1096  } else if (webbrowser == OWL_WEBBROWSER_OPERA) {
1097    snprintf(tmpbuff, LINE, "opera \"%s\" > /dev/null 2> /dev/null &", url);
1098    system(tmpbuff); 
1099  }
1100}
1101
1102void owl_function_calculate_topmsg(int direction)
1103{
1104  int recwinlines, topmsg, curmsg;
1105  owl_view *v;
1106
1107  v=owl_global_get_current_view(&g);
1108  curmsg=owl_global_get_curmsg(&g);
1109  topmsg=owl_global_get_topmsg(&g);
1110  recwinlines=owl_global_get_recwin_lines(&g);
1111
1112  /*
1113  if (owl_view_get_size(v) < 1) {
1114    return;
1115  }
1116  */
1117
1118  switch (owl_global_get_scrollmode(&g)) {
1119  case OWL_SCROLLMODE_TOP:
1120    topmsg = owl_function_calculate_topmsg_top(direction, v, curmsg, topmsg, recwinlines);
1121    break;
1122  case OWL_SCROLLMODE_NEARTOP:
1123    topmsg = owl_function_calculate_topmsg_neartop(direction, v, curmsg, topmsg, recwinlines);
1124    break;
1125  case OWL_SCROLLMODE_CENTER:
1126    topmsg = owl_function_calculate_topmsg_center(direction, v, curmsg, topmsg, recwinlines);
1127    break;
1128  case OWL_SCROLLMODE_PAGED:
1129    topmsg = owl_function_calculate_topmsg_paged(direction, v, curmsg, topmsg, recwinlines, 0);
1130    break;
1131  case OWL_SCROLLMODE_PAGEDCENTER:
1132    topmsg = owl_function_calculate_topmsg_paged(direction, v, curmsg, topmsg, recwinlines, 1);
1133    break;
1134  case OWL_SCROLLMODE_NORMAL:
1135  default:
1136    topmsg = owl_function_calculate_topmsg_normal(direction, v, curmsg, topmsg, recwinlines);
1137  }
1138  owl_function_debugmsg("Calculated a topmsg of %i", topmsg);
1139  owl_global_set_topmsg(&g, topmsg);
1140}
1141
1142/* Returns what the new topmsg should be. 
1143 * Passed the last direction of movement,
1144 * the current view,
1145 * the current message number in the view,
1146 * the top message currently being displayed,
1147 * and the number of lines in the recwin.
1148 */
1149int owl_function_calculate_topmsg_top(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1150{
1151  return(curmsg);
1152}
1153
1154int owl_function_calculate_topmsg_neartop(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1155{
1156  if (curmsg>0 
1157      && (owl_message_get_numlines(owl_view_get_element(v, curmsg-1))
1158          <  recwinlines/2)) {
1159    return(curmsg-1);
1160  } else {
1161    return(curmsg);
1162  }
1163}
1164 
1165int owl_function_calculate_topmsg_center(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1166{
1167  int i, last, lines;
1168
1169  last = curmsg;
1170  lines = 0;
1171  for (i=curmsg-1; i>=0; i--) {
1172    lines += owl_message_get_numlines(owl_view_get_element(v, i));
1173    if (lines > recwinlines/2) break;
1174    last = i;
1175  }
1176  return(last);
1177}
1178 
1179int owl_function_calculate_topmsg_paged(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines, int center_on_page)
1180{
1181  int i, last, lines, savey;
1182 
1183  /* If we're off the top of the screen, scroll up such that the
1184   * curmsg is near the botton of the screen. */
1185  if (curmsg < topmsg) {
1186    last = curmsg;
1187    lines = 0;
1188    for (i=curmsg; i>=0; i--) {
1189      lines += owl_message_get_numlines(owl_view_get_element(v, i));
1190      if (lines > recwinlines) break;
1191    last = i;
1192    }
1193    if (center_on_page) {
1194      return(owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines));
1195    } else {
1196      return(last);
1197    }
1198  }
1199
1200  /* Find number of lines from top to bottom of curmsg (store in savey) */
1201  savey=0;
1202  for (i=topmsg; i<=curmsg; i++) {
1203    savey+=owl_message_get_numlines(owl_view_get_element(v, i));
1204  }
1205
1206  /* if we're off the bottom of the screen, scroll down */
1207  if (savey > recwinlines) {
1208    if (center_on_page) {
1209      return(owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines));
1210    } else {
1211      return(curmsg);
1212    }
1213  }
1214
1215  /* else just stay as we are... */
1216  return(topmsg);
1217}
1218
1219int owl_function_calculate_topmsg_normal(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1220{
1221  int savey, i, foo, y;
1222
1223  if (curmsg<0) return(topmsg);
1224   
1225  /* If we're off the top of the screen then center */
1226  if (curmsg<topmsg) {
1227    topmsg=owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines);
1228  }
1229
1230  /* If curmsg is so far past topmsg that there are more messages than
1231     lines, skip the line counting that follows because we're
1232     certainly off screen.  */
1233  savey=curmsg-topmsg;
1234  if (savey <= recwinlines) {
1235    /* Find number of lines from top to bottom of curmsg (store in savey) */
1236    savey = 0;
1237    for (i=topmsg; i<=curmsg; i++) {
1238      savey+=owl_message_get_numlines(owl_view_get_element(v, i));
1239    }
1240  }
1241
1242  /* If we're off the bottom of the screen, set the topmsg to curmsg
1243   * and scroll upwards */
1244  if (savey > recwinlines) {
1245    topmsg=curmsg;
1246    savey=owl_message_get_numlines(owl_view_get_element(v, curmsg));
1247    direction=OWL_DIRECTION_UPWARDS;
1248  }
1249 
1250  /* If our bottom line is less than 1/4 down the screen then scroll up */
1251  if (direction == OWL_DIRECTION_UPWARDS || direction == OWL_DIRECTION_NONE) {
1252    if (savey < (recwinlines / 4)) {
1253      y=0;
1254      for (i=curmsg; i>=0; i--) {
1255        foo=owl_message_get_numlines(owl_view_get_element(v, i));
1256        /* will we run the curmsg off the screen? */
1257        if ((foo+y) >= recwinlines) {
1258          i++;
1259          if (i>curmsg) i=curmsg;
1260          break;
1261        }
1262        /* have saved 1/2 the screen space? */
1263        y+=foo;
1264        if (y > (recwinlines / 2)) break;
1265      }
1266      if (i<0) i=0;
1267      return(i);
1268    }
1269  }
1270
1271  if (direction == OWL_DIRECTION_DOWNWARDS || direction == OWL_DIRECTION_NONE) {
1272    /* If curmsg bottom line is more than 3/4 down the screen then scroll down */
1273    if (savey > ((recwinlines * 3)/4)) {
1274      y=0;
1275      /* count lines from the top until we can save 1/2 the screen size */
1276      for (i=topmsg; i<curmsg; i++) {
1277        y+=owl_message_get_numlines(owl_view_get_element(v, i));
1278        if (y > (recwinlines / 2)) break;
1279      }
1280      if (i==curmsg) {
1281        i--;
1282      }
1283      return(i+1);
1284    }
1285  }
1286
1287  return(topmsg);
1288}
1289
1290void owl_function_resize()
1291{
1292  owl_global_set_resize_pending(&g);
1293}
1294
1295void owl_function_run_buffercommand()
1296{
1297  owl_editwin_do_callback(owl_global_get_typwin(&g));
1298}
1299
1300void owl_function_debugmsg(char *fmt, ...)
1301{
1302  FILE *file;
1303  time_t now;
1304  char buff1[LINE], buff2[LINE];
1305  va_list ap;
1306  va_start(ap, fmt);
1307
1308  if (!owl_global_is_debug_fast(&g)) return;
1309
1310  file=fopen(owl_global_get_debug_file(&g), "a");
1311  if (!file) return;
1312
1313  now=time(NULL);
1314  strcpy(buff1, ctime(&now));
1315  buff1[strlen(buff1)-1]='\0';
1316
1317  owl_global_get_runtime_string(&g, buff2);
1318 
1319  fprintf(file, "[%i -  %s - %s]: ", (int) getpid(), buff1, buff2);
1320  vfprintf(file, fmt, ap);
1321  fprintf(file, "\n");
1322  fclose(file);
1323
1324  va_end(ap);
1325}
1326
1327void owl_function_refresh()
1328{
1329  owl_function_resize();
1330}
1331
1332void owl_function_beep()
1333{
1334  if (owl_global_is_bell(&g)) {
1335    beep();
1336    owl_global_set_needrefresh(&g); /* do we really need this? */
1337  }
1338}
1339
1340int owl_function_subscribe(char *class, char *inst, char *recip)
1341{
1342  int ret;
1343
1344  ret=owl_zephyr_sub(class, inst, recip);
1345  if (ret) {
1346    owl_function_error("Error subscribing.");
1347  } else {
1348    owl_function_makemsg("Subscribed.");
1349  }
1350  return(ret);
1351}
1352
1353void owl_function_unsubscribe(char *class, char *inst, char *recip)
1354{
1355  int ret;
1356
1357  ret=owl_zephyr_unsub(class, inst, recip);
1358  if (ret) {
1359    owl_function_error("Error subscribing.");
1360  } else {
1361    owl_function_makemsg("Unsubscribed.");
1362  }
1363}
1364
1365void owl_function_set_cursor(WINDOW *win)
1366{
1367  wnoutrefresh(win);
1368}
1369
1370void owl_function_full_redisplay()
1371{
1372  redrawwin(owl_global_get_curs_recwin(&g));
1373  redrawwin(owl_global_get_curs_sepwin(&g));
1374  /* Work around curses segfualts with windows off the screen */
1375  if (g.lines >= owl_global_get_typwin_lines(&g)+2)
1376      redrawwin(owl_global_get_curs_typwin(&g));
1377  if (g.lines >= 2)
1378      redrawwin(owl_global_get_curs_msgwin(&g));
1379
1380  wnoutrefresh(owl_global_get_curs_recwin(&g));
1381  wnoutrefresh(owl_global_get_curs_sepwin(&g));
1382  wnoutrefresh(owl_global_get_curs_typwin(&g));
1383  wnoutrefresh(owl_global_get_curs_msgwin(&g));
1384
1385  if (owl_popwin_is_active(owl_global_get_popwin(&g))) {
1386    owl_popwin_refresh(owl_global_get_popwin(&g));
1387  }
1388 
1389  sepbar("");
1390  owl_function_makemsg("");
1391
1392  owl_global_set_needrefresh(&g);
1393}
1394
1395void owl_function_popless_text(char *text)
1396{
1397  owl_popwin *pw;
1398  owl_viewwin *v;
1399
1400  pw=owl_global_get_popwin(&g);
1401  v=owl_global_get_viewwin(&g);
1402
1403  owl_popwin_up(pw);
1404  owl_viewwin_init_text(v, owl_popwin_get_curswin(pw),
1405                        owl_popwin_get_lines(pw), owl_popwin_get_cols(pw),
1406                        text);
1407  owl_popwin_refresh(pw);
1408  owl_viewwin_redisplay(v, 0);
1409  owl_global_set_needrefresh(&g);
1410}
1411
1412void owl_function_popless_fmtext(owl_fmtext *fm)
1413{
1414  owl_popwin *pw;
1415  owl_viewwin *v;
1416
1417  pw=owl_global_get_popwin(&g);
1418  v=owl_global_get_viewwin(&g);
1419
1420  owl_popwin_up(pw);
1421  owl_viewwin_init_fmtext(v, owl_popwin_get_curswin(pw),
1422                   owl_popwin_get_lines(pw), owl_popwin_get_cols(pw),
1423                   fm);
1424  owl_popwin_refresh(pw);
1425  owl_viewwin_redisplay(v, 0);
1426  owl_global_set_needrefresh(&g);
1427}
1428
1429void owl_function_popless_file(char *filename)
1430{
1431  owl_fmtext fm;
1432  FILE *file;
1433  char buff[1024];
1434
1435  file=fopen(filename, "r");
1436  if (!file) {
1437    owl_function_error("Could not open file: %s", filename);
1438    return;
1439  }
1440
1441  owl_fmtext_init_null(&fm);
1442  while (fgets(buff, 1024, file)) {
1443    owl_fmtext_append_normal(&fm, buff);
1444    /*    owl_fmtext_append_normal(&fm, "\n"); */
1445  }
1446
1447  owl_function_popless_fmtext(&fm);
1448  owl_fmtext_free(&fm);
1449  fclose(file);
1450}
1451
1452void owl_function_about()
1453{
1454  char buff[5000];
1455
1456  sprintf(buff, "This is barnowl version %s\n\n", OWL_VERSION_STRING);
1457  strcat(buff, "barnowl is a fork of the Owl zephyr client, written and\n");
1458  strcat(buff, "maintained by Alejandro Sedeno and Nelson Elhage at the\n");
1459  strcat(buff, "Massachusetts Institute of Technology. \n");
1460  strcat(buff, "\n");
1461  strcat(buff, "Owl was written by James Kretchmar. The first version, 0.5, was\n");
1462  strcat(buff, "released in March 2002.\n");
1463  strcat(buff, "\n");
1464  strcat(buff, "The name 'owl' was chosen in reference to the owls in the\n");
1465  strcat(buff, "Harry Potter novels, who are tasked with carrying messages\n");
1466  strcat(buff, "between Witches and Wizards. The name 'barnowl' was chosen\n");
1467  strcat(buff, "because we feel our owls should live closer to our ponies.\n");
1468  strcat(buff, "\n");
1469  strcat(buff, "Copyright (c) 2006-2008 The BarnOwl Developers. All rights reserved.\n");
1470  strcat(buff, "Copyright (c) 2004 James Kretchmar. All rights reserved.\n");
1471  strcat(buff, "Copyright 2002 Massachusetts Institute of Technology\n");
1472  strcat(buff, "\n");
1473  strcat(buff, "This program is free software. You can redistribute it and/or\n");
1474  strcat(buff,  "modify under the terms of the Sleepycat License. Use the \n");
1475  strcat(buff,  "':show license' command to display the full license\n");
1476  owl_function_popless_text(buff);
1477}
1478
1479void owl_function_info()
1480{
1481  owl_message *m;
1482  owl_fmtext fm, attrfm;
1483  char buff[10000];
1484  owl_view *v;
1485#ifdef HAVE_LIBZEPHYR
1486  ZNotice_t *n;
1487#endif
1488
1489  owl_fmtext_init_null(&fm);
1490 
1491  v=owl_global_get_current_view(&g);
1492  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1493  if (!m || owl_view_get_size(v)==0) {
1494    owl_function_error("No message selected\n");
1495    return;
1496  }
1497
1498  owl_fmtext_append_bold(&fm, "General Information:\n");
1499  owl_fmtext_append_normal(&fm, "  Msg Id    : ");
1500  sprintf(buff, "%i", owl_message_get_id(m));
1501  owl_fmtext_append_normal(&fm, buff);
1502  owl_fmtext_append_normal(&fm, "\n");
1503
1504  owl_fmtext_append_normal(&fm, "  Type      : ");
1505  owl_fmtext_append_bold(&fm, owl_message_get_type(m));
1506  owl_fmtext_append_normal(&fm, "\n");
1507
1508  if (owl_message_is_direction_in(m)) {
1509    owl_fmtext_append_normal(&fm, "  Direction : in\n");
1510  } else if (owl_message_is_direction_out(m)) {
1511    owl_fmtext_append_normal(&fm, "  Direction : out\n");
1512  } else if (owl_message_is_direction_none(m)) {
1513    owl_fmtext_append_normal(&fm, "  Direction : none\n");
1514  } else {
1515    owl_fmtext_append_normal(&fm, "  Direction : unknown\n");
1516  }
1517
1518  owl_fmtext_append_normal(&fm, "  Time      : ");
1519  owl_fmtext_append_normal(&fm, owl_message_get_timestr(m));
1520  owl_fmtext_append_normal(&fm, "\n");
1521
1522  if (!owl_message_is_type_admin(m)) {
1523    owl_fmtext_append_normal(&fm, "  Sender    : ");
1524    owl_fmtext_append_normal(&fm, owl_message_get_sender(m));
1525    owl_fmtext_append_normal(&fm, "\n");
1526   
1527    owl_fmtext_append_normal(&fm, "  Recipient : ");
1528    owl_fmtext_append_normal(&fm, owl_message_get_recipient(m));
1529    owl_fmtext_append_normal(&fm, "\n");
1530  }
1531   
1532  if (owl_message_is_type_zephyr(m)) {
1533    owl_fmtext_append_bold(&fm, "\nZephyr Specific Information:\n");
1534   
1535    owl_fmtext_append_normal(&fm, "  Class     : ");
1536    owl_fmtext_append_normal(&fm, owl_message_get_class(m));
1537    owl_fmtext_append_normal(&fm, "\n");
1538    owl_fmtext_append_normal(&fm, "  Instance  : ");
1539    owl_fmtext_append_normal(&fm, owl_message_get_instance(m));
1540    owl_fmtext_append_normal(&fm, "\n");
1541    owl_fmtext_append_normal(&fm, "  Opcode    : ");
1542    owl_fmtext_append_normal(&fm, owl_message_get_opcode(m));
1543    owl_fmtext_append_normal(&fm, "\n");
1544   
1545    owl_fmtext_append_normal(&fm, "  Time      : ");
1546    owl_fmtext_append_normal(&fm, owl_message_get_timestr(m));
1547    owl_fmtext_append_normal(&fm, "\n");
1548#ifdef HAVE_LIBZEPHYR
1549    if (owl_message_is_direction_in(m)) {
1550      char *ptr, tmpbuff[1024];
1551      int i, j, fields, len;
1552
1553      n=owl_message_get_notice(m);
1554
1555      if (!owl_message_is_pseudo(m)) {
1556        owl_fmtext_append_normal(&fm, "  Kind      : ");
1557        if (n->z_kind==UNSAFE) {
1558          owl_fmtext_append_normal(&fm, "UNSAFE\n");
1559        } else if (n->z_kind==UNACKED) {
1560          owl_fmtext_append_normal(&fm, "UNACKED\n");
1561        } else if (n->z_kind==ACKED) {
1562          owl_fmtext_append_normal(&fm, "ACKED\n");
1563        } else if (n->z_kind==HMACK) {
1564          owl_fmtext_append_normal(&fm, "HMACK\n");
1565        } else if (n->z_kind==HMCTL) {
1566          owl_fmtext_append_normal(&fm, "HMCTL\n");
1567        } else if (n->z_kind==SERVACK) {
1568          owl_fmtext_append_normal(&fm, "SERVACK\n");
1569        } else if (n->z_kind==SERVNAK) {
1570          owl_fmtext_append_normal(&fm, "SERVNACK\n");
1571        } else if (n->z_kind==CLIENTACK) {
1572          owl_fmtext_append_normal(&fm, "CLIENTACK\n");
1573        } else if (n->z_kind==STAT) {
1574          owl_fmtext_append_normal(&fm, "STAT\n");
1575        } else {
1576          owl_fmtext_append_normal(&fm, "ILLEGAL VALUE\n");
1577        }
1578      }
1579      owl_fmtext_append_normal(&fm, "  Host      : ");
1580      owl_fmtext_append_normal(&fm, owl_message_get_hostname(m));
1581
1582      if (!owl_message_is_pseudo(m)) {
1583        owl_fmtext_append_normal(&fm, "\n");
1584        sprintf(buff, "  Port      : %i\n", ntohs(n->z_port));
1585        owl_fmtext_append_normal(&fm, buff);
1586
1587        owl_fmtext_append_normal(&fm,    "  Auth      : ");
1588        owl_fmtext_append_normal(&fm, owl_zephyr_get_authstr(n));
1589        owl_fmtext_append_normal(&fm, "\n");
1590       
1591        /* fix this */
1592        sprintf(buff, "  Checkd Ath: %i\n", n->z_checked_auth);
1593        sprintf(buff, "%s  Multi notc: %s\n", buff, n->z_multinotice);
1594        sprintf(buff, "%s  Num other : %i\n", buff, n->z_num_other_fields);
1595        sprintf(buff, "%s  Msg Len   : %i\n", buff, n->z_message_len);
1596        owl_fmtext_append_normal(&fm, buff);
1597       
1598        sprintf(buff, "  Fields    : %i\n", owl_zephyr_get_num_fields(n));
1599        owl_fmtext_append_normal(&fm, buff);
1600       
1601        fields=owl_zephyr_get_num_fields(n);
1602        for (i=0; i<fields; i++) {
1603          sprintf(buff, "  Field %i   : ", i+1);
1604         
1605          ptr=owl_zephyr_get_field_as_utf8(n, i+1);
1606          len=strlen(ptr);
1607          if (len<30) {
1608            strncpy(tmpbuff, ptr, len);
1609            tmpbuff[len]='\0';
1610          } else {
1611            strncpy(tmpbuff, ptr, 30);
1612            tmpbuff[30]='\0';
1613            strcat(tmpbuff, "...");
1614          }
1615          owl_free(ptr);
1616         
1617          for (j=0; j<strlen(tmpbuff); j++) {
1618            if (tmpbuff[j]=='\n') tmpbuff[j]='~';
1619            if (tmpbuff[j]=='\r') tmpbuff[j]='!';
1620          }
1621         
1622          strcat(buff, tmpbuff);
1623          strcat(buff, "\n");
1624          owl_fmtext_append_normal(&fm, buff);
1625        }
1626        owl_fmtext_append_normal(&fm, "  Default Fm:");
1627        owl_fmtext_append_normal(&fm, n->z_default_format);
1628      }
1629     
1630    }
1631#endif   
1632  }
1633
1634  if (owl_message_is_type_aim(m)) {
1635    owl_fmtext_append_bold(&fm, "\nAIM Specific Information:\n");
1636  }
1637
1638  owl_fmtext_append_bold(&fm, "\nOwl Message Attributes:\n");
1639  owl_message_attributes_tofmtext(m, &attrfm);
1640  owl_fmtext_append_fmtext(&fm, &attrfm);
1641 
1642  owl_function_popless_fmtext(&fm);
1643  owl_fmtext_free(&fm);
1644  owl_fmtext_free(&attrfm);
1645}
1646
1647/* print the current message in a popup window.
1648 * Use the 'default' style regardless of whatever
1649 * style the user may be using
1650 */
1651void owl_function_curmsg_to_popwin()
1652{
1653  owl_popwin *pw;
1654  owl_view *v;
1655  owl_message *m;
1656  owl_style *s;
1657  owl_fmtext fm;
1658
1659  v=owl_global_get_current_view(&g);
1660  s=owl_global_get_style_by_name(&g, "default");
1661  pw=owl_global_get_popwin(&g);
1662
1663  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1664
1665  if (!m || owl_view_get_size(v)==0) {
1666    owl_function_error("No current message");
1667    return;
1668  }
1669
1670  owl_fmtext_init_null(&fm);
1671  owl_style_get_formattext(s, &fm, m);
1672
1673  owl_function_popless_fmtext(&fm);
1674  owl_fmtext_free(&fm);
1675}
1676
1677void owl_function_page_curmsg(int step)
1678{
1679  /* scroll down or up within the current message IF the message is truncated */
1680
1681  int offset, curmsg, lines;
1682  owl_view *v;
1683  owl_message *m;
1684
1685  offset=owl_global_get_curmsg_vert_offset(&g);
1686  v=owl_global_get_current_view(&g);
1687  curmsg=owl_global_get_curmsg(&g);
1688  m=owl_view_get_element(v, curmsg);
1689  if (!m || owl_view_get_size(v)==0) return;
1690  lines=owl_message_get_numlines(m);
1691
1692  if (offset==0) {
1693    /* Bail if the curmsg isn't the last one displayed */
1694    if (curmsg != owl_mainwin_get_last_msg(owl_global_get_mainwin(&g))) {
1695      owl_function_makemsg("The entire message is already displayed");
1696      return;
1697    }
1698   
1699    /* Bail if we're not truncated */
1700    if (!owl_mainwin_is_curmsg_truncated(owl_global_get_mainwin(&g))) {
1701      owl_function_makemsg("The entire message is already displayed");
1702      return;
1703    }
1704  }
1705 
1706 
1707  /* don't scroll past the last line */
1708  if (step>0) {
1709    if (offset+step > lines-1) {
1710      owl_global_set_curmsg_vert_offset(&g, lines-1);
1711    } else {
1712      owl_global_set_curmsg_vert_offset(&g, offset+step);
1713    }
1714  }
1715
1716  /* would we be before the beginning of the message? */
1717  if (step<0) {
1718    if (offset+step<0) {
1719      owl_global_set_curmsg_vert_offset(&g, 0);
1720    } else {
1721      owl_global_set_curmsg_vert_offset(&g, offset+step);
1722    }
1723  }
1724 
1725  /* redisplay */
1726  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1727  owl_global_set_needrefresh(&g);
1728}
1729
1730void owl_function_resize_typwin(int newsize)
1731{
1732  owl_global_set_typwin_lines(&g, newsize);
1733  owl_function_resize();
1734}
1735
1736void owl_function_typwin_grow()
1737{
1738  int i;
1739
1740  i=owl_global_get_typwin_lines(&g);
1741  owl_function_resize_typwin(i+1);
1742}
1743
1744void owl_function_typwin_shrink()
1745{
1746  int i;
1747
1748  i=owl_global_get_typwin_lines(&g);
1749  if (i>2) {
1750    owl_function_resize_typwin(i-1);
1751  }
1752}
1753
1754void owl_function_mainwin_pagedown()
1755{
1756  int i;
1757
1758  i=owl_mainwin_get_last_msg(owl_global_get_mainwin(&g));
1759  if (i<0) return;
1760  if (owl_mainwin_is_last_msg_truncated(owl_global_get_mainwin(&g))
1761      && (owl_global_get_curmsg(&g) < i)
1762      && (i>0)) {
1763    i--;
1764  }
1765  owl_global_set_curmsg(&g, i);
1766  owl_function_nextmsg();
1767}
1768
1769void owl_function_mainwin_pageup()
1770{
1771  owl_global_set_curmsg(&g, owl_global_get_topmsg(&g));
1772  owl_function_prevmsg();
1773}
1774
1775void owl_function_getsubs()
1776{
1777  char *buff;
1778
1779  buff=owl_zephyr_getsubs();
1780
1781  if (buff) {
1782    owl_function_popless_text(buff);
1783  } else {
1784    owl_function_popless_text("Error getting subscriptions");
1785  }
1786           
1787  owl_free(buff);
1788}
1789
1790#define PABUFLEN 5000
1791void owl_function_printallvars()
1792{
1793  char buff[PABUFLEN], *pos, *name;
1794  owl_list varnames;
1795  int i, numvarnames, rem;
1796
1797  pos = buff;
1798  pos += sprintf(pos, "%-20s = %s\n", "VARIABLE", "VALUE");
1799  pos += sprintf(pos, "%-20s   %s\n",  "--------", "-----");
1800  owl_variable_dict_get_names(owl_global_get_vardict(&g), &varnames);
1801  rem = (buff+PABUFLEN)-pos-1;
1802  numvarnames = owl_list_get_size(&varnames);
1803  for (i=0; i<numvarnames; i++) {
1804    name = owl_list_get_element(&varnames, i);
1805    if (name && name[0]!='_') {
1806      rem = (buff+PABUFLEN)-pos-1;   
1807      pos += snprintf(pos, rem, "\n%-20s = ", name);
1808      rem = (buff+PABUFLEN)-pos-1;   
1809      owl_variable_get_tostring(owl_global_get_vardict(&g), name, pos, rem);
1810      pos = buff+strlen(buff);
1811    }
1812  }
1813  rem = (buff+PABUFLEN)-pos-1;   
1814  snprintf(pos, rem, "\n");
1815  owl_variable_dict_namelist_free(&varnames);
1816 
1817  owl_function_popless_text(buff);
1818}
1819
1820void owl_function_show_variables()
1821{
1822  owl_list varnames;
1823  owl_fmtext fm; 
1824  int i, numvarnames;
1825  char *varname;
1826
1827  owl_fmtext_init_null(&fm);
1828  owl_fmtext_append_bold(&fm, 
1829      "Variables: (use 'show variable <name>' for details)\n");
1830  owl_variable_dict_get_names(owl_global_get_vardict(&g), &varnames);
1831  numvarnames = owl_list_get_size(&varnames);
1832  for (i=0; i<numvarnames; i++) {
1833    varname = owl_list_get_element(&varnames, i);
1834    if (varname && varname[0]!='_') {
1835      owl_variable_describe(owl_global_get_vardict(&g), varname, &fm);
1836    }
1837  }
1838  owl_variable_dict_namelist_free(&varnames);
1839  owl_function_popless_fmtext(&fm);
1840  owl_fmtext_free(&fm);
1841}
1842
1843void owl_function_show_variable(char *name)
1844{
1845  owl_fmtext fm; 
1846
1847  owl_fmtext_init_null(&fm);
1848  owl_variable_get_help(owl_global_get_vardict(&g), name, &fm);
1849  owl_function_popless_fmtext(&fm);
1850  owl_fmtext_free(&fm); 
1851}
1852
1853/* note: this applies to global message list, not to view.
1854 * If flag is 1, deletes.  If flag is 0, undeletes. */
1855void owl_function_delete_by_id(int id, int flag)
1856{
1857  owl_messagelist *ml;
1858  owl_message *m;
1859  ml = owl_global_get_msglist(&g);
1860  m = owl_messagelist_get_by_id(ml, id);
1861  if (m) {
1862    if (flag == 1) {
1863      owl_message_mark_delete(m);
1864    } else if (flag == 0) {
1865      owl_message_unmark_delete(m);
1866    }
1867    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1868    owl_global_set_needrefresh(&g);
1869  } else {
1870    owl_function_error("No message with id %d: unable to mark for (un)delete",id);
1871  }
1872}
1873
1874void owl_function_delete_automsgs()
1875{
1876  /* mark for deletion all messages in the current view that match the
1877   * 'trash' filter */
1878
1879  int i, j, count;
1880  owl_message *m;
1881  owl_view *v;
1882  owl_filter *f;
1883
1884  /* get the trash filter */
1885  f=owl_global_get_filter(&g, "trash");
1886  if (!f) {
1887    owl_function_error("No trash filter defined");
1888    return;
1889  }
1890
1891  v=owl_global_get_current_view(&g);
1892
1893  count=0;
1894  j=owl_view_get_size(v);
1895  for (i=0; i<j; i++) {
1896    m=owl_view_get_element(v, i);
1897    if (owl_filter_message_match(f, m)) {
1898      count++;
1899      owl_message_mark_delete(m);
1900    }
1901  }
1902  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1903  owl_function_makemsg("%i messages marked for deletion", count);
1904  owl_global_set_needrefresh(&g);
1905}
1906
1907void owl_function_status()
1908{
1909  char buff[5000];
1910  time_t start;
1911  int up, days, hours, minutes;
1912  owl_fmtext fm;
1913
1914  owl_fmtext_init_null(&fm);
1915
1916  start=owl_global_get_starttime(&g);
1917
1918  owl_fmtext_append_normal(&fm, "General Information:\n");
1919
1920  owl_fmtext_append_normal(&fm, "  Version: ");
1921  owl_fmtext_append_normal(&fm, OWL_VERSION_STRING);
1922  owl_fmtext_append_normal(&fm, "\n");
1923
1924  owl_fmtext_append_normal(&fm, "  Startup Arguments: ");
1925  owl_fmtext_append_normal(&fm, owl_global_get_startupargs(&g));
1926  owl_fmtext_append_normal(&fm, "\n");
1927
1928  owl_fmtext_append_normal(&fm, "  Current Directory: ");
1929  (void) getcwd(buff, MAXPATHLEN);
1930  owl_fmtext_append_normal(&fm, buff);
1931  owl_fmtext_append_normal(&fm, "\n");
1932
1933  sprintf(buff, "  Startup Time: %s", ctime(&start));
1934  owl_fmtext_append_normal(&fm, buff);
1935
1936  up=owl_global_get_runtime(&g);
1937  days=up/86400;
1938  up-=days*86400;
1939  hours=up/3600;
1940  up-=hours*3600;
1941  minutes=up/60;
1942  up-=minutes*60;
1943  sprintf(buff, "  Run Time: %i days %2.2i:%2.2i:%2.2i\n", days, hours, minutes, up);
1944  owl_fmtext_append_normal(&fm, buff);
1945
1946  owl_fmtext_append_normal(&fm, "\nProtocol Options:\n");
1947  owl_fmtext_append_normal(&fm, "  Zephyr included    : ");
1948  if (owl_global_is_havezephyr(&g)) {
1949    owl_fmtext_append_normal(&fm, "yes\n");
1950  } else {
1951    owl_fmtext_append_normal(&fm, "no\n");
1952  }
1953  owl_fmtext_append_normal(&fm, "  AIM included       : yes\n");
1954  owl_fmtext_append_normal(&fm, "  Loopback included  : yes\n");
1955
1956
1957  owl_fmtext_append_normal(&fm, "\nBuild Options:\n");
1958  owl_fmtext_append_normal(&fm, "  Stderr redirection : ");
1959#if OWL_STDERR_REDIR
1960  owl_fmtext_append_normal(&fm, "yes\n");
1961#else
1962  owl_fmtext_append_normal(&fm, "no\n");
1963#endif
1964 
1965
1966  owl_fmtext_append_normal(&fm, "\nMemory Usage:\n");
1967  owl_fmtext_append_normal(&fm, "  Not currently available.\n");
1968  /*
1969  sprintf(buff, "%sMemory Malloced: %i\n", buff, owl_global_get_malloced(&g));
1970  sprintf(buff, "%sMemory Freed: %i\n", buff, owl_global_get_freed(&g));
1971  sprintf(buff, "%sMemory In Use: %i\n", buff, owl_global_get_meminuse(&g));
1972  */
1973
1974  owl_fmtext_append_normal(&fm, "\nAIM Status:\n");
1975  owl_fmtext_append_normal(&fm, "  Logged in: ");
1976  if (owl_global_is_aimloggedin(&g)) {
1977    owl_fmtext_append_normal(&fm, owl_global_get_aim_screenname(&g));
1978    owl_fmtext_append_normal(&fm, "\n");
1979  } else {
1980    owl_fmtext_append_normal(&fm, "(not logged in)\n");
1981  }
1982
1983  owl_fmtext_append_normal(&fm, "  Processing events: ");
1984  if (owl_global_is_doaimevents(&g)) {
1985    owl_fmtext_append_normal(&fm, "yes\n");
1986  } else {
1987    owl_fmtext_append_normal(&fm, "no\n");
1988  }
1989
1990  owl_function_popless_fmtext(&fm);
1991  owl_fmtext_free(&fm);
1992}
1993
1994void owl_function_show_term()
1995{
1996  owl_fmtext fm;
1997  char buff[LINE];
1998
1999  owl_fmtext_init_null(&fm);
2000  sprintf(buff, "Terminal Lines: %i\nTerminal Columns: %i\n",
2001          owl_global_get_lines(&g),
2002          owl_global_get_cols(&g));
2003  owl_fmtext_append_normal(&fm, buff);
2004
2005  if (owl_global_get_hascolors(&g)) {
2006    owl_fmtext_append_normal(&fm, "Color: Yes\n");
2007    sprintf(buff, "Number of color pairs: %i\n", owl_global_get_colorpairs(&g));
2008    owl_fmtext_append_normal(&fm, buff);
2009    sprintf(buff, "Can change colors: %s\n", can_change_color() ? "yes" : "no");
2010    owl_fmtext_append_normal(&fm, buff);
2011  } else {
2012    owl_fmtext_append_normal(&fm, "Color: No\n");
2013  }
2014
2015  owl_function_popless_fmtext(&fm);
2016  owl_fmtext_free(&fm);
2017}
2018
2019/* if type = 0 then normal reply.
2020 * if type = 1 then it's a reply to sender
2021 * if enter = 0 then allow the command to be edited
2022 * if enter = 1 then don't wait for editing
2023 */
2024void owl_function_reply(int type, int enter)
2025{
2026  char *buff=NULL, *oldbuff;
2027  owl_message *m;
2028  owl_filter *f;
2029 
2030  if (owl_view_get_size(owl_global_get_current_view(&g))==0) {
2031    owl_function_error("No message selected");
2032  } else {
2033    char *class, *inst, *to, *cc=NULL;
2034   
2035    m=owl_view_get_element(owl_global_get_current_view(&g), owl_global_get_curmsg(&g));
2036    if (!m) {
2037      owl_function_error("No message selected");
2038      return;
2039    }
2040
2041    /* first check if we catch the reply-lockout filter */
2042    f=owl_global_get_filter(&g, "reply-lockout");
2043    if (f) {
2044      if (owl_filter_message_match(f, m)) {
2045        owl_function_error("Sorry, replies to this message have been disabled by the reply-lockout filter");
2046        return;
2047      }
2048    }
2049
2050    /* loopback */
2051    if (owl_message_is_type_loopback(m)) {
2052      owl_function_loopwrite_setup();
2053      return;
2054    }
2055
2056    /* zephyr */
2057    if (owl_message_is_type_zephyr(m)) {
2058      /* if it's a zephyr we sent, send it out the same way again */
2059      if (owl_message_is_direction_out(m)) {
2060          buff = owl_strdup(owl_message_get_zwriteline(m));
2061      } else {
2062
2063        /* Special case a personal reply to a webzephyr user on a class */
2064        if ((type==1) && !strcasecmp(owl_message_get_opcode(m), OWL_WEBZEPHYR_OPCODE)) {
2065          class=OWL_WEBZEPHYR_CLASS;
2066          inst=owl_message_get_sender(m);
2067          to=OWL_WEBZEPHYR_PRINCIPAL;
2068        } else if (!strcasecmp(owl_message_get_class(m), OWL_WEBZEPHYR_CLASS) && owl_message_is_loginout(m)) {
2069          /* Special case LOGIN/LOGOUT notifications on class "webzephyr" */
2070          class=OWL_WEBZEPHYR_CLASS;
2071          inst=owl_message_get_instance(m);
2072          to=OWL_WEBZEPHYR_PRINCIPAL;
2073        } else if (owl_message_is_loginout(m)) {
2074          /* Normal LOGIN/LOGOUT messages */
2075          class="MESSAGE";
2076          inst="PERSONAL";
2077          to=owl_message_get_sender(m);
2078        } else if (type==1) {
2079          /* Personal reply */
2080          class="MESSAGE";
2081          inst="PERSONAL";
2082          to=owl_message_get_sender(m);
2083        } else {
2084          /* General reply */
2085          class=owl_message_get_class(m);
2086          inst=owl_message_get_instance(m);
2087          to=owl_message_get_recipient(m);
2088          cc=owl_message_get_cc_without_recipient(m);
2089          if (!strcmp(to, "") || !strcmp(to, "*")) {
2090            to="";
2091          } else if (to[0]=='@') {
2092            /* leave it, to get the realm */
2093          } else {
2094            to=owl_message_get_sender(m);
2095          }
2096        }
2097
2098        /* create the command line */
2099        if (!strcasecmp(owl_message_get_opcode(m), "CRYPT")) {
2100          buff=owl_strdup("zcrypt");
2101        } else {
2102          buff = owl_strdup("zwrite");
2103        }
2104        if (strcasecmp(class, "message")) {
2105          buff = owl_sprintf("%s -c %s%s%s", oldbuff=buff, owl_getquoting(class), class, owl_getquoting(class));
2106          owl_free(oldbuff);
2107        }
2108        if (strcasecmp(inst, "personal")) {
2109          buff = owl_sprintf("%s -i %s%s%s", oldbuff=buff, owl_getquoting(inst), inst, owl_getquoting(inst));
2110          owl_free(oldbuff);
2111        }
2112        if (*to != '\0') {
2113          char *tmp, *oldtmp, *tmp2;
2114          tmp=short_zuser(to);
2115          if (cc) {
2116            tmp = owl_util_uniq(oldtmp=tmp, cc, "-");
2117            owl_free(oldtmp);
2118            buff = owl_sprintf("%s -C %s", oldbuff=buff, tmp);
2119            owl_free(oldbuff);
2120          } else {
2121            if (owl_global_is_smartstrip(&g)) {
2122              tmp2=tmp;
2123              tmp=owl_zephyr_smartstripped_user(tmp2);
2124              owl_free(tmp2);
2125            }
2126            buff = owl_sprintf("%s %s", oldbuff=buff, tmp);
2127            owl_free(oldbuff);
2128          }
2129          owl_free(tmp);
2130        }
2131        if (cc) owl_free(cc);
2132      }
2133    } else if (owl_message_is_type_aim(m)) {
2134      /* aim */
2135      if (owl_message_is_direction_out(m)) {
2136        buff=owl_sprintf("aimwrite %s", owl_message_get_recipient(m));
2137      } else {
2138        buff=owl_sprintf("aimwrite %s", owl_message_get_sender(m));
2139      }
2140    } else {
2141      char *cmd;
2142      if((type==0 && (cmd=owl_message_get_attribute_value(m, "replycmd")))
2143         || (type==1 && (cmd=owl_message_get_attribute_value(m, "replysendercmd")))) {
2144        buff = owl_strdup(cmd);
2145      }
2146    }
2147
2148    if(!buff) {
2149        owl_function_error("I don't know how to reply to that message.");
2150        return;
2151    }
2152   
2153    if (enter) {
2154      owl_history *hist = owl_global_get_cmd_history(&g);
2155      owl_history_store(hist, buff);
2156      owl_history_reset(hist);
2157      owl_function_command_norv(buff);
2158    } else {
2159      owl_function_start_command(buff);
2160    }
2161    owl_free(buff);
2162  }
2163}
2164
2165void owl_function_zlocate(int argc, char **argv, int auth)
2166{
2167  owl_fmtext fm;
2168  char *ptr, buff[LINE];
2169  int i;
2170
2171  owl_fmtext_init_null(&fm);
2172
2173  for (i=0; i<argc; i++) {
2174    ptr=long_zuser(argv[i]);
2175    owl_zephyr_zlocate(ptr, buff, auth);
2176    owl_fmtext_append_normal(&fm, buff);
2177    owl_free(ptr);
2178  }
2179
2180  owl_function_popless_fmtext(&fm);
2181  owl_fmtext_free(&fm);
2182}
2183
2184void owl_function_start_command(char *line)
2185{
2186  owl_editwin *tw;
2187
2188  tw=owl_global_get_typwin(&g);
2189  owl_global_set_typwin_active(&g);
2190  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, 
2191                        owl_global_get_cmd_history(&g));
2192
2193  owl_editwin_set_locktext(tw, "command: ");
2194  owl_global_set_needrefresh(&g);
2195
2196  owl_editwin_insert_string(tw, line);
2197  owl_editwin_redisplay(tw, 0);
2198
2199  owl_context_set_editline(owl_global_get_context(&g), tw);
2200  owl_function_activate_keymap("editline");
2201}
2202
2203void owl_function_start_question(char *line)
2204{
2205  owl_editwin *tw;
2206
2207  tw=owl_global_get_typwin(&g);
2208  owl_global_set_typwin_active(&g);
2209  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, owl_global_get_cmd_history(&g));
2210
2211  owl_editwin_set_locktext(tw, line);
2212  owl_global_set_needrefresh(&g);
2213
2214  owl_editwin_redisplay(tw, 0);
2215
2216  owl_context_set_editresponse(owl_global_get_context(&g), tw);
2217  owl_function_activate_keymap("editresponse");
2218}
2219
2220void owl_function_start_password(char *line)
2221{
2222  owl_editwin *tw;
2223
2224  tw=owl_global_get_typwin(&g);
2225  owl_global_set_typwin_active(&g);
2226  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, owl_global_get_cmd_history(&g));
2227  owl_editwin_set_echochar(tw, '*');
2228
2229  owl_editwin_set_locktext(tw, line);
2230  owl_global_set_needrefresh(&g);
2231
2232  owl_editwin_redisplay(tw, 0);
2233
2234  owl_context_set_editresponse(owl_global_get_context(&g), tw);
2235  owl_function_activate_keymap("editresponse");
2236}
2237
2238char *owl_function_exec(int argc, char **argv, char *buff, int type)
2239{
2240  /* if type == 1 display in a popup
2241   * if type == 2 display an admin messages
2242   * if type == 0 return output
2243   * else display in a popup
2244   */
2245  char *newbuff, *redirect = " 2>&1 < /dev/null";
2246  char *out, buff2[1024];
2247  int size;
2248  FILE *p;
2249
2250#if OWL_STDERR_REDIR
2251  redirect = " < /dev/null";
2252#endif
2253
2254  if (argc<2) {
2255    owl_function_error("Wrong number of arguments to the exec command");
2256    return NULL;
2257  }
2258
2259  buff = skiptokens(buff, 1);
2260  newbuff = owl_malloc(strlen(buff)+strlen(redirect)+1);
2261  strcpy(newbuff, buff);
2262  strcat(newbuff, redirect);
2263
2264  if (type == 1) {
2265    owl_popexec_new(newbuff);
2266  } else {
2267    p=popen(newbuff, "r");
2268    out=owl_malloc(1024);
2269    size=1024;
2270    strcpy(out, "");
2271    while (fgets(buff2, 1024, p)!=NULL) {
2272      size+=1024;
2273      out=owl_realloc(out, size);
2274      strcat(out, buff2);
2275    }
2276    pclose(p);
2277   
2278    if (type==1) {
2279      owl_function_popless_text(out);
2280    } else if (type==0) {
2281      return out;
2282    } else if (type==2) {
2283      owl_function_adminmsg(buff, out);
2284    } else {
2285      owl_function_popless_text(out);
2286    }
2287    owl_free(out);
2288  }
2289  return NULL;
2290}
2291
2292char *owl_function_perl(int argc, char **argv, char *buff, int type)
2293{
2294  /* if type == 1 display in a popup
2295   * if type == 2 display an admin messages
2296   * if type == 0 return output
2297   * else display in a popup
2298   */
2299  char *perlout;
2300
2301  if (argc<2) {
2302    owl_function_error("Wrong number of arguments to perl command");
2303    return NULL;
2304  }
2305
2306  /* consume first token (argv[0]) */
2307  buff = skiptokens(buff, 1);
2308
2309  perlout = owl_perlconfig_execute(buff);
2310  if (perlout) { 
2311    if (type==1) {
2312      owl_function_popless_text(perlout);
2313    } else if (type==2) {
2314      owl_function_adminmsg(buff, perlout);
2315    } else if (type==0) {
2316      return perlout;
2317    } else {
2318      owl_function_popless_text(perlout);
2319    }
2320    owl_free(perlout);
2321  }
2322  return NULL;
2323}
2324
2325/* Change the filter associated with the current view.
2326 * This also figures out which message in the new filter
2327 * should have the pointer.
2328 */
2329void owl_function_change_currentview_filter(char *filtname)
2330{
2331  owl_view *v;
2332  owl_filter *f;
2333  int curid=-1, newpos, curmsg;
2334  owl_message *curm=NULL;
2335
2336  v=owl_global_get_current_view(&g);
2337
2338  curmsg=owl_global_get_curmsg(&g);
2339  if (curmsg==-1) {
2340    owl_function_debugmsg("Hit the curmsg==-1 case in change_view");
2341  } else {
2342    curm=owl_view_get_element(v, curmsg);
2343    if (curm) {
2344      curid=owl_message_get_id(curm);
2345      owl_view_save_curmsgid(v, curid);
2346    }
2347  }
2348
2349  f=owl_global_get_filter(&g, filtname);
2350  if (!f) {
2351    owl_function_error("Unknown filter %s", filtname);
2352    return;
2353  }
2354
2355  owl_view_new_filter(v, f);
2356
2357  /* Figure out what to set the current message to.
2358   * - If the view we're leaving has messages in it, go to the closest message
2359   *   to the last message pointed to in that view.
2360   * - If the view we're leaving is empty, try to restore the position
2361   *   from the last time we were in the new view.  */
2362  if (curm) {
2363    newpos = owl_view_get_nearest_to_msgid(v, curid);
2364  } else {
2365    newpos = owl_view_get_nearest_to_saved(v);
2366  }
2367
2368  owl_global_set_curmsg(&g, newpos);
2369  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
2370  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2371  owl_global_set_direction_downwards(&g);
2372}
2373
2374/* Create a new filter, or replace an existing one
2375 * with a new definition.
2376 */
2377void owl_function_create_filter(int argc, char **argv)
2378{
2379  owl_filter *f;
2380  owl_view *v;
2381  int ret, inuse=0;
2382
2383  if (argc < 2) {
2384    owl_function_error("Wrong number of arguments to filter command");
2385    return;
2386  }
2387
2388  owl_function_debugmsg("owl_function_create_filter: starting to create filter named %s", argv[1]);
2389
2390  v=owl_global_get_current_view(&g);
2391
2392  /* don't touch the all filter */
2393  if (!strcmp(argv[1], "all")) {
2394    owl_function_error("You may not change the 'all' filter.");
2395    return;
2396  }
2397
2398  /* deal with the case of trying change the filter color */
2399  if (argc==4 && !strcmp(argv[2], "-c")) {
2400    f=owl_global_get_filter(&g, argv[1]);
2401    if (!f) {
2402      owl_function_error("The filter '%s' does not exist.", argv[1]);
2403      return;
2404    }
2405    if (owl_util_string_to_color(argv[3])==-1) {
2406      owl_function_error("The color '%s' is not available.", argv[3]);
2407      return;
2408    }
2409    owl_filter_set_fgcolor(f, owl_util_string_to_color(argv[3]));
2410    owl_global_set_needrefresh(&g);
2411    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2412    return;
2413  }
2414  if (argc==4 && !strcmp(argv[2], "-b")) {
2415    f=owl_global_get_filter(&g, argv[1]);
2416    if (!f) {
2417      owl_function_error("The filter '%s' does not exist.", argv[1]);
2418      return;
2419    }
2420    if (owl_util_string_to_color(argv[3])==-1) {
2421      owl_function_error("The color '%s' is not available.", argv[3]);
2422      return;
2423    }
2424    owl_filter_set_bgcolor(f, owl_util_string_to_color(argv[3]));
2425    owl_global_set_needrefresh(&g);
2426    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2427    return;
2428  }
2429
2430  /* create the filter and check for errors */
2431  f=owl_malloc(sizeof(owl_filter));
2432  ret=owl_filter_init(f, argv[1], argc-2, argv+2);
2433  if (ret==-1) {
2434    owl_free(f);
2435    owl_function_error("Invalid filter");
2436    return;
2437  }
2438
2439  /* if the named filter is in use by the current view, remember it */
2440  if (!strcmp(owl_view_get_filtname(v), argv[1])) {
2441    inuse=1;
2442  }
2443
2444  /* if the named filter already exists, nuke it */
2445  if (owl_global_get_filter(&g, argv[1])) {
2446    owl_global_remove_filter(&g, argv[1]);
2447  }
2448
2449  /* add the filter */
2450  owl_global_add_filter(&g, f);
2451
2452  /* if it was in use by the current view then update */
2453  if (inuse) {
2454    owl_function_change_currentview_filter(argv[1]);
2455  }
2456  owl_global_set_needrefresh(&g);
2457  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2458}
2459
2460/* If 'filtername' does not start with 'not-' create a filter named
2461 * 'not-<filtername>' defined as "not filter <filtername>".  If the
2462 * filter 'not-<filtername>' already exists, do not overwrite it.  If
2463 * 'filtername' begins with 'not-' and a filter 'filtername' already
2464 * exists, then do nothing.  If the filter 'filtername' does not
2465 * exist, create it and define it as 'not filter <filtername>'
2466 *
2467 * Returns the name of the negated filter, which the caller must free.
2468 */
2469char *owl_function_create_negative_filter(char *filtername)
2470{
2471  char *newname;
2472  owl_filter *tmpfilt;
2473  char *argv[5];
2474
2475  owl_function_debugmsg("owl_function_create_negative_filter");
2476 
2477  if (!strncmp(filtername, "not-", 4)) {
2478    newname=owl_strdup(filtername+4);
2479  } else {
2480    newname=owl_sprintf("not-%s", filtername);
2481  }
2482
2483  tmpfilt=owl_global_get_filter(&g, newname);
2484  if (!tmpfilt) {
2485    argv[0]="filter"; /* anything is fine here */
2486    argv[1]=newname;
2487    argv[2]="not";
2488    argv[3]="filter";
2489    argv[4]=filtername;
2490    owl_function_create_filter(5, argv);
2491  }
2492
2493  owl_function_debugmsg("owl_function_create_negative_filter: returning with %s", newname);
2494  return(newname);
2495}
2496
2497void owl_function_show_filters()
2498{
2499  owl_list *l;
2500  owl_filter *f;
2501  int i, j;
2502  owl_fmtext fm;
2503
2504  owl_fmtext_init_null(&fm);
2505
2506  l=owl_global_get_filterlist(&g);
2507  j=owl_list_get_size(l);
2508
2509  owl_fmtext_append_bold(&fm, "Filters:\n");
2510
2511  for (i=0; i<j; i++) {
2512    f=owl_list_get_element(l, i);
2513    owl_fmtext_append_normal(&fm, "   ");
2514    if (owl_global_get_hascolors(&g)) {
2515      owl_fmtext_append_normal_color(&fm, owl_filter_get_name(f), owl_filter_get_fgcolor(f), owl_filter_get_bgcolor(f));
2516    } else {
2517      owl_fmtext_append_normal(&fm, owl_filter_get_name(f));
2518    }
2519    owl_fmtext_append_normal(&fm, "\n");
2520  }
2521  owl_function_popless_fmtext(&fm);
2522  owl_fmtext_free(&fm);
2523}
2524
2525void owl_function_show_filter(char *name)
2526{
2527  owl_filter *f;
2528  char buff[5000];
2529
2530  f=owl_global_get_filter(&g, name);
2531  if (!f) {
2532    owl_function_error("There is no filter named %s", name);
2533    return;
2534  }
2535  owl_filter_print(f, buff);
2536  owl_function_popless_text(buff);
2537}
2538
2539void owl_function_show_zpunts()
2540{
2541  owl_filter *f;
2542  owl_list *fl;
2543  char buff[5000];
2544  owl_fmtext fm;
2545  int i, j;
2546
2547  owl_fmtext_init_null(&fm);
2548
2549  fl=owl_global_get_puntlist(&g);
2550  j=owl_list_get_size(fl);
2551  owl_fmtext_append_bold(&fm, "Active zpunt filters:\n");
2552
2553  for (i=0; i<j; i++) {
2554    f=owl_list_get_element(fl, i);
2555    snprintf(buff, sizeof(buff), "[% 2d] ", i+1);
2556    owl_fmtext_append_normal(&fm, buff);
2557    owl_filter_print(f, buff);
2558    owl_fmtext_append_normal(&fm, buff);
2559  }
2560  owl_function_popless_fmtext(&fm);
2561  owl_fmtext_free(&fm);
2562}
2563
2564/* Create a filter for a class, instance if one doesn't exist.  If
2565 * instance is NULL then catch all messgaes in the class.  Returns the
2566 * name of the filter, which the caller must free.
2567 */
2568char *owl_function_classinstfilt(char *c, char *i) 
2569{
2570  owl_list *fl;
2571  owl_filter *f;
2572  char *argbuff, *filtname;
2573  char *tmpclass, *tmpinstance = NULL;
2574  char *class, *instance = NULL;
2575  int len;
2576
2577  class = owl_util_baseclass(c);
2578  if(i) {
2579    instance = owl_util_baseclass(i);
2580  }
2581
2582  fl=owl_global_get_filterlist(&g);
2583
2584  /* name for the filter */
2585  len=strlen(class)+30;
2586  if (instance) len+=strlen(instance);
2587  filtname=owl_malloc(len);
2588  if (!instance) {
2589    sprintf(filtname, "class-%s", class);
2590  } else {
2591    sprintf(filtname, "class-%s-instance-%s", class, instance);
2592  }
2593  /* downcase it */
2594  {
2595    char *temp = g_utf8_strdown(filtname, -1);
2596    if (temp) {
2597      owl_free(filtname);
2598      filtname = temp;
2599    }
2600  }
2601  /* turn spaces, single quotes, and double quotes into dots */
2602  owl_text_tr(filtname, ' ', '.');
2603  owl_text_tr(filtname, '\'', '.');
2604  owl_text_tr(filtname, '"', '.');
2605 
2606  /* if it already exists then go with it.  This lets users override */
2607  if (owl_global_get_filter(&g, filtname)) {
2608    return(filtname);
2609  }
2610
2611  /* create the new filter */
2612  tmpclass=owl_text_quote(class, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2613  owl_text_tr(tmpclass, ' ', '.');
2614  owl_text_tr(tmpclass, '\'', '.');
2615  owl_text_tr(tmpclass, '"', '.');
2616  if (instance) {
2617    tmpinstance=owl_text_quote(instance, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2618    owl_text_tr(tmpinstance, ' ', '.');
2619    owl_text_tr(tmpinstance, '\'', '.');
2620    owl_text_tr(tmpinstance, '"', '.');
2621  }
2622  len = strlen(tmpclass);
2623  if(tmpinstance) len += strlen(tmpinstance);
2624  len += 60;
2625  argbuff = owl_malloc(len);
2626  sprintf(argbuff, "class ^(un)*%s(\\.d)*$", tmpclass);
2627  if (tmpinstance) {
2628    sprintf(argbuff, "%s and ( instance ^(un)*%s(\\.d)*$ )", argbuff, tmpinstance);
2629  }
2630  owl_free(tmpclass);
2631  if (tmpinstance) owl_free(tmpinstance);
2632
2633  f=owl_malloc(sizeof(owl_filter));
2634  owl_filter_init_fromstring(f, filtname, argbuff);
2635
2636  /* add it to the global list */
2637  owl_global_add_filter(&g, f);
2638
2639  owl_free(argbuff);
2640  owl_free(class);
2641  if (instance) {
2642    owl_free(instance);
2643  }
2644  return(filtname);
2645}
2646
2647/* Create a filter for personal zephyrs to or from the specified
2648 * zephyr user.  Includes login/logout notifications for the user.
2649 * The name of the filter will be 'user-<user>'.  If a filter already
2650 * exists with this name, no new filter will be created.  This allows
2651 * the configuration to override this function.  Returns the name of
2652 * the filter, which the caller must free.
2653 */
2654char *owl_function_zuserfilt(char *user)
2655{
2656  owl_filter *f;
2657  char *argbuff, *longuser, *shortuser, *filtname;
2658
2659  /* stick the local realm on if it's not there */
2660  longuser=long_zuser(user);
2661  shortuser=short_zuser(user);
2662
2663  /* name for the filter */
2664  filtname=owl_malloc(strlen(shortuser)+20);
2665  sprintf(filtname, "user-%s", shortuser);
2666
2667  /* if it already exists then go with it.  This lets users override */
2668  if (owl_global_get_filter(&g, filtname)) {
2669    return(owl_strdup(filtname));
2670  }
2671
2672  /* create the new-internal filter */
2673  f=owl_malloc(sizeof(owl_filter));
2674
2675  argbuff=owl_malloc(strlen(longuser)+1000);
2676  sprintf(argbuff, "( type ^zephyr$ and filter personal and ");
2677  sprintf(argbuff, "%s ( ( direction ^in$ and sender ^%s$ ) or ( direction ^out$ and recipient ^%s$ ) ) )", argbuff, longuser, longuser);
2678  sprintf(argbuff, "%s or ( ( class ^login$ ) and ( sender ^%s$ ) )", argbuff, longuser);
2679
2680  owl_filter_init_fromstring(f, filtname, argbuff);
2681
2682  /* add it to the global list */
2683  owl_global_add_filter(&g, f);
2684
2685  /* free stuff */
2686  owl_free(argbuff);
2687  owl_free(longuser);
2688  owl_free(shortuser);
2689
2690  return(filtname);
2691}
2692
2693/* Create a filter for AIM IM messages to or from the specified
2694 * screenname.  The name of the filter will be 'aimuser-<user>'.  If a
2695 * filter already exists with this name, no new filter will be
2696 * created.  This allows the configuration to override this function.
2697 * Returns the name of the filter, which the caller must free.
2698 */
2699char *owl_function_aimuserfilt(char *user)
2700{
2701  owl_filter *f;
2702  char *argbuff, *filtname;
2703  char *escuser;
2704
2705  /* name for the filter */
2706  filtname=owl_malloc(strlen(user)+40);
2707  sprintf(filtname, "aimuser-%s", user);
2708
2709  /* if it already exists then go with it.  This lets users override */
2710  if (owl_global_get_filter(&g, filtname)) {
2711    return(owl_strdup(filtname));
2712  }
2713
2714  /* create the new-internal filter */
2715  f=owl_malloc(sizeof(owl_filter));
2716
2717  escuser = owl_text_quote(user, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2718
2719  argbuff=owl_malloc(1000);
2720  sprintf(argbuff,
2721          "( type ^aim$ and ( ( sender ^%s$ and recipient ^%s$ ) or ( sender ^%s$ and recipient ^%s$ ) ) )",
2722          escuser, owl_global_get_aim_screenname_for_filters(&g),
2723          owl_global_get_aim_screenname_for_filters(&g), escuser);
2724
2725  owl_filter_init_fromstring(f, filtname, argbuff);
2726
2727  /* add it to the global list */
2728  owl_global_add_filter(&g, f);
2729
2730  /* free stuff */
2731  owl_free(argbuff);
2732  owl_free(escuser);
2733
2734  return(filtname);
2735}
2736
2737char *owl_function_typefilt(char *type)
2738{
2739  owl_filter *f;
2740  char *argbuff, *filtname;
2741
2742  /* name for the filter */
2743  filtname=owl_sprintf("type-%s", type);
2744
2745  /* if it already exists then go with it.  This lets users override */
2746  if (owl_global_get_filter(&g, filtname)) {
2747    return filtname;
2748  }
2749
2750  /* create the new-internal filter */
2751  f=owl_malloc(sizeof(owl_filter));
2752
2753  argbuff = owl_sprintf("type ^%s$", type);
2754
2755  owl_filter_init_fromstring(f, filtname, argbuff);
2756
2757  /* add it to the global list */
2758  owl_global_add_filter(&g, f);
2759
2760  /* free stuff */
2761  owl_free(argbuff);
2762
2763  return filtname;
2764}
2765
2766/* If flag is 1, marks for deletion.  If flag is 0,
2767 * unmarks for deletion. */
2768void owl_function_delete_curview_msgs(int flag)
2769{
2770  owl_view *v;
2771  int i, j;
2772
2773  v=owl_global_get_current_view(&g);
2774  j=owl_view_get_size(v);
2775  for (i=0; i<j; i++) {
2776    if (flag == 1) {
2777      owl_message_mark_delete(owl_view_get_element(v, i));
2778    } else if (flag == 0) {
2779      owl_message_unmark_delete(owl_view_get_element(v, i));
2780    }
2781  }
2782
2783  owl_function_makemsg("%i messages marked for %sdeletion", j, flag?"":"un");
2784
2785  owl_mainwin_redisplay(owl_global_get_mainwin(&g)); 
2786}
2787
2788/* Create a filter based on the current message.  Returns the name of
2789 * a filter or null.  The caller must free this name.
2790 *
2791 * if the curmsg is a personal zephyr return a filter name
2792 *    to the zephyr converstaion with that user.
2793 * If the curmsg is a zephyr class message, instance foo, recip *,
2794 *    return a filter name to the class, inst.
2795 * If the curmsg is a zephyr class message and type==0 then
2796 *    return a filter name for just the class.
2797 * If the curmsg is a zephyr class message and type==1 then
2798 *    return a filter name for the class and instance.
2799 * If the curmsg is a personal AIM message returna  filter
2800 *    name to the AIM conversation with that user
2801 */
2802char *owl_function_smartfilter(int type)
2803{
2804  owl_view *v;
2805  owl_message *m;
2806  char *zperson, *filtname=NULL;
2807  char *argv[1];
2808 
2809  v=owl_global_get_current_view(&g);
2810  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
2811
2812  if (!m || owl_view_get_size(v)==0) {
2813    owl_function_error("No message selected\n");
2814    return(NULL);
2815  }
2816
2817  /* very simple handling of admin messages for now */
2818  if (owl_message_is_type_admin(m)) {
2819    return(owl_function_typefilt("admin"));
2820  }
2821
2822  /* very simple handling of loopback messages for now */
2823  if (owl_message_is_type_loopback(m)) {
2824    return(owl_function_typefilt("loopback"));
2825  }
2826
2827  /* aim messages */
2828  if (owl_message_is_type_aim(m)) {
2829    if (owl_message_is_direction_in(m)) {
2830      filtname=owl_function_aimuserfilt(owl_message_get_sender(m));
2831    } else if (owl_message_is_direction_out(m)) {
2832      filtname=owl_function_aimuserfilt(owl_message_get_recipient(m));
2833    }
2834    return(filtname);
2835  }
2836
2837  /* narrow personal and login messages to the sender or recip as appropriate */
2838  if (owl_message_is_type_zephyr(m)) {
2839    if (owl_message_is_personal(m) || owl_message_is_loginout(m)) {
2840      if (owl_message_is_direction_in(m)) {
2841        zperson=short_zuser(owl_message_get_sender(m));
2842      } else {
2843        zperson=short_zuser(owl_message_get_recipient(m));
2844      }
2845      filtname=owl_function_zuserfilt(zperson);
2846      owl_free(zperson);
2847      return(filtname);
2848    }
2849
2850    /* narrow class MESSAGE, instance foo, recip * messages to class, inst */
2851    if (!strcasecmp(owl_message_get_class(m), "message")) {
2852      filtname=owl_function_classinstfilt(owl_message_get_class(m), owl_message_get_instance(m));
2853      return(filtname);
2854    }
2855
2856    /* otherwise narrow to the class */
2857    if (type==0) {
2858      filtname=owl_function_classinstfilt(owl_message_get_class(m), NULL);
2859    } else if (type==1) {
2860      filtname=owl_function_classinstfilt(owl_message_get_class(m), owl_message_get_instance(m));
2861    }
2862    return(filtname);
2863  }
2864
2865  /* pass it off to perl */
2866  if(type) {
2867    argv[0] = "-i";
2868  };
2869  return owl_perlconfig_message_call_method(m, "smartfilter", type ? 1 : 0, argv);
2870}
2871
2872void owl_function_smartzpunt(int type)
2873{
2874  /* Starts a zpunt command based on the current class,instance pair.
2875   * If type=0, uses just class.  If type=1, uses instance as well. */
2876  owl_view *v;
2877  owl_message *m;
2878  char *cmd, *cmdprefix, *mclass, *minst;
2879 
2880  v=owl_global_get_current_view(&g);
2881  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
2882
2883  if (!m || owl_view_get_size(v)==0) {
2884    owl_function_error("No message selected\n");
2885    return;
2886  }
2887
2888  /* for now we skip admin messages. */
2889  if (owl_message_is_type_admin(m)
2890      || owl_message_is_loginout(m)
2891      || !owl_message_is_type_zephyr(m)) {
2892    owl_function_error("smartzpunt doesn't support this message type.");
2893    return;
2894  }
2895
2896  mclass = owl_message_get_class(m);
2897  minst = owl_message_get_instance(m);
2898  if (!mclass || !*mclass || *mclass==' '
2899      || (!strcasecmp(mclass, "message") && !strcasecmp(minst, "personal"))
2900      || (type && (!minst || !*minst|| *minst==' '))) {
2901    owl_function_error("smartzpunt can't safely do this for <%s,%s>",
2902                         mclass, minst);
2903  } else {
2904    cmdprefix = "start-command zpunt ";
2905    cmd = owl_malloc(strlen(cmdprefix)+strlen(mclass)+strlen(minst)+10);
2906    strcpy(cmd, cmdprefix);
2907    strcat(cmd, owl_getquoting(mclass));
2908    strcat(cmd, mclass);
2909    strcat(cmd, owl_getquoting(mclass));
2910    if (type) {
2911      strcat(cmd, " ");
2912      strcat(cmd, owl_getquoting(minst));
2913      strcat(cmd, minst);
2914      strcat(cmd, owl_getquoting(minst));
2915    } else {
2916      strcat(cmd, " *");
2917    }
2918    owl_function_command(cmd);
2919    owl_free(cmd);
2920  }
2921}
2922
2923/* Set the color of the current view's filter to
2924 * be 'color'
2925 */
2926void owl_function_color_current_filter(char *fgcolor, char *bgcolor)
2927{
2928  char *name;
2929
2930  name=owl_view_get_filtname(owl_global_get_current_view(&g));
2931  owl_function_color_filter(name, fgcolor, bgcolor);
2932}
2933
2934/* Set the color of the filter 'filter' to be 'color'.  If the color
2935 * name does not exist, return -1, if the filter does not exist or is
2936 * the "all" filter, return -2.  Return 0 on success
2937 */
2938int owl_function_color_filter(char *filtname, char *fgcolor, char *bgcolor)
2939{
2940  owl_filter *f;
2941
2942  f=owl_global_get_filter(&g, filtname);
2943  if (!f) {
2944    owl_function_error("Unknown filter");
2945    return(-2);
2946  }
2947
2948  /* don't touch the all filter */
2949  if (!strcmp(filtname, "all")) {
2950    owl_function_error("You may not change the 'all' filter.");
2951    return(-2);
2952  }
2953
2954  if (owl_util_string_to_color(fgcolor)==-1) {
2955    owl_function_error("No color named '%s' avilable.", fgcolor);
2956    return(-1);
2957  }
2958
2959
2960  if (bgcolor != NULL) {
2961    if (owl_util_string_to_color(bgcolor)==-1) {
2962      owl_function_error("No color named '%s' avilable.", bgcolor);
2963      return(-1);
2964    }
2965    owl_filter_set_bgcolor(f, owl_util_string_to_color(bgcolor));
2966  }
2967  owl_filter_set_fgcolor(f, owl_util_string_to_color(fgcolor));
2968 
2969  owl_global_set_needrefresh(&g);
2970  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2971  return(0);
2972}
2973
2974void owl_function_show_colors()
2975{
2976  owl_fmtext fm;
2977  int i; 
2978 
2979  owl_fmtext_init_null(&fm);
2980  owl_fmtext_append_normal(&fm, "default: ");
2981  owl_fmtext_append_normal_color(&fm, "default\n", OWL_COLOR_DEFAULT, OWL_COLOR_DEFAULT);
2982
2983  owl_fmtext_append_normal(&fm,"red:      ");
2984  owl_fmtext_append_normal_color(&fm, "red\n", OWL_COLOR_RED, OWL_COLOR_DEFAULT);
2985
2986  owl_fmtext_append_normal(&fm,"green:    ");
2987  owl_fmtext_append_normal_color(&fm, "green\n", OWL_COLOR_GREEN, OWL_COLOR_DEFAULT);
2988
2989  owl_fmtext_append_normal(&fm,"yellow:   ");
2990  owl_fmtext_append_normal_color(&fm, "yellow\n", OWL_COLOR_YELLOW, OWL_COLOR_DEFAULT);
2991
2992  owl_fmtext_append_normal(&fm,"blue:     ");
2993  owl_fmtext_append_normal_color(&fm, "blue\n", OWL_COLOR_BLUE, OWL_COLOR_DEFAULT);
2994
2995  owl_fmtext_append_normal(&fm,"magenta:  ");
2996  owl_fmtext_append_normal_color(&fm, "magenta\n", OWL_COLOR_MAGENTA, OWL_COLOR_DEFAULT);
2997
2998  owl_fmtext_append_normal(&fm,"cyan:     ");
2999  owl_fmtext_append_normal_color(&fm, "cyan\n", OWL_COLOR_CYAN, OWL_COLOR_DEFAULT);
3000
3001  owl_fmtext_append_normal(&fm,"white:    ");
3002  owl_fmtext_append_normal_color(&fm, "white\n", OWL_COLOR_WHITE, OWL_COLOR_DEFAULT);
3003
3004  for(i = 8; i < COLORS; ++i) {
3005    char* str1 = owl_sprintf("%4i:     ",i);
3006    char* str2 = owl_sprintf("%i\n",i);
3007    owl_fmtext_append_normal(&fm,str1);
3008    owl_fmtext_append_normal_color(&fm, str2, i, OWL_COLOR_DEFAULT);
3009    owl_free(str1);
3010     owl_free(str2);
3011  }
3012 
3013  owl_function_popless_fmtext(&fm);
3014  owl_fmtext_free(&fm);
3015}
3016
3017/* add the given class, inst, recip to the punt list for filtering.
3018 *   if direction==0 then punt
3019 *   if direction==1 then unpunt
3020 */
3021void owl_function_zpunt(char *class, char *inst, char *recip, int direction)
3022{
3023  char *buff;
3024  char *quoted;
3025
3026  buff=owl_malloc(strlen(class)+strlen(inst)+strlen(recip)+100);
3027  strcpy(buff, "class");
3028  if (!strcmp(class, "*")) {
3029    strcat(buff, " .*");
3030  } else {
3031    quoted=owl_text_quote(class, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
3032    owl_text_tr(quoted, ' ', '.');
3033    owl_text_tr(quoted, '\'', '.');
3034    owl_text_tr(quoted, '"', '.');
3035    sprintf(buff, "%s ^(un)*%s(\\.d)*$", buff, quoted);
3036    owl_free(quoted);
3037  }
3038  if (!strcmp(inst, "*")) {
3039    strcat(buff, " and instance .*");
3040  } else {
3041    quoted=owl_text_quote(inst, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
3042    owl_text_tr(quoted, ' ', '.');
3043    owl_text_tr(quoted, '\'', '.');
3044    owl_text_tr(quoted, '"', '.');
3045    sprintf(buff, "%s and instance ^(un)*%s(\\.d)*$", buff, quoted);
3046    owl_free(quoted);
3047  }
3048  if (strcmp(recip, "*")) {
3049    quoted=owl_text_quote(recip, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
3050    owl_text_tr(quoted, ' ', '.');
3051    owl_text_tr(quoted, '\'', '.');
3052    owl_text_tr(quoted, '"', '.');
3053    sprintf(buff, "%s and recipient ^%s$", buff, quoted);
3054    owl_free(quoted);
3055  }
3056
3057  owl_function_punt(buff, direction);
3058  owl_free(buff);
3059}
3060
3061void owl_function_punt(char *filter, int direction)
3062{
3063  owl_filter *f;
3064  owl_list *fl;
3065  int ret, i, j;
3066  fl=owl_global_get_puntlist(&g);
3067
3068  /* first, create the filter */
3069  f=malloc(sizeof(owl_filter));
3070
3071  owl_function_debugmsg("About to filter %s", filter);
3072  ret=owl_filter_init_fromstring(f, "punt-filter", filter);
3073  if (ret) {
3074    owl_function_error("Error creating filter for zpunt");
3075    owl_filter_free(f);
3076    return;
3077  }
3078
3079  /* Check for an identical filter */
3080  j=owl_list_get_size(fl);
3081  for (i=0; i<j; i++) {
3082    if (owl_filter_equiv(f, owl_list_get_element(fl, i))) {
3083      owl_function_debugmsg("found an equivalent punt filter");
3084      /* if we're punting, then just silently bow out on this duplicate */
3085      if (direction==0) {
3086        owl_filter_free(f);
3087        return;
3088      }
3089
3090      /* if we're unpunting, then remove this filter from the puntlist */
3091      if (direction==1) {
3092        owl_filter_free(owl_list_get_element(fl, i));
3093        owl_list_remove_element(fl, i);
3094        owl_filter_free(f);
3095        return;
3096      }
3097    }
3098  }
3099
3100  owl_function_debugmsg("punting");
3101  /* If we're punting, add the filter to the global punt list */
3102  if (direction==0) {
3103    owl_list_append_element(fl, f);
3104  }
3105}
3106
3107void owl_function_activate_keymap(char *keymap)
3108{
3109  if (!owl_keyhandler_activate(owl_global_get_keyhandler(&g), keymap)) {
3110    owl_function_error("Unable to activate keymap '%s'", keymap);
3111  }
3112}
3113
3114void owl_function_show_keymaps()
3115{
3116  owl_list l;
3117  owl_fmtext fm;
3118  owl_keymap *km;
3119  owl_keyhandler *kh;
3120  int i, numkm;
3121  char *kmname;
3122
3123  kh = owl_global_get_keyhandler(&g);
3124  owl_fmtext_init_null(&fm);
3125  owl_fmtext_append_bold(&fm, "Keymaps:   ");
3126  owl_fmtext_append_normal(&fm, "(use 'show keymap <name>' for details)\n");
3127  owl_keyhandler_get_keymap_names(kh, &l);
3128  owl_fmtext_append_list(&fm, &l, "\n", owl_function_keymap_summary);
3129  owl_fmtext_append_normal(&fm, "\n");
3130
3131  numkm = owl_list_get_size(&l);
3132  for (i=0; i<numkm; i++) {
3133    kmname = owl_list_get_element(&l, i);
3134    km = owl_keyhandler_get_keymap(kh, kmname);
3135    owl_fmtext_append_bold(&fm, "\n\n----------------------------------------------------------------------------------------------------\n\n");
3136    owl_keymap_get_details(km, &fm);   
3137  }
3138  owl_fmtext_append_normal(&fm, "\n");
3139 
3140  owl_function_popless_fmtext(&fm);
3141  owl_keyhandler_keymap_namelist_free(&l);
3142  owl_fmtext_free(&fm);
3143}
3144
3145char *owl_function_keymap_summary(void *name)
3146{
3147  owl_keymap *km
3148    = owl_keyhandler_get_keymap(owl_global_get_keyhandler(&g), name);
3149  if (km) return owl_keymap_summary(km);
3150  else return(NULL);
3151}
3152
3153/* TODO: implement for real */
3154void owl_function_show_keymap(char *name)
3155{
3156  owl_fmtext fm;
3157  owl_keymap *km;
3158
3159  owl_fmtext_init_null(&fm);
3160  km = owl_keyhandler_get_keymap(owl_global_get_keyhandler(&g), name);
3161  if (km) {
3162    owl_keymap_get_details(km, &fm);
3163  } else {
3164    owl_fmtext_append_normal(&fm, "No such keymap...\n");
3165  } 
3166  owl_function_popless_fmtext(&fm);
3167  owl_fmtext_free(&fm);
3168}
3169
3170void owl_function_help_for_command(char *cmdname)
3171{
3172  owl_fmtext fm;
3173
3174  owl_fmtext_init_null(&fm);
3175  owl_cmd_get_help(owl_global_get_cmddict(&g), cmdname, &fm);
3176  owl_function_popless_fmtext(&fm); 
3177  owl_fmtext_free(&fm);
3178}
3179
3180void owl_function_search_start(char *string, int direction)
3181{
3182  /* direction is OWL_DIRECTION_DOWNWARDS or OWL_DIRECTION_UPWARDS */
3183  owl_global_set_search_active(&g, string);
3184  owl_function_search_helper(0, direction);
3185}
3186
3187void owl_function_search_continue(int direction)
3188{
3189  /* direction is OWL_DIRECTION_DOWNWARDS or OWL_DIRECTION_UPWARDS */
3190  owl_function_search_helper(1, direction);
3191}
3192
3193void owl_function_search_helper(int mode, int direction)
3194{
3195  /* move to a message that contains the string.  If direction is
3196   * OWL_DIRECTION_DOWNWARDS then search fowards, if direction is
3197   * OWL_DIRECTION_UPWARDS then search backwards.
3198   *
3199   * If mode==0 then it will stay on the current message if it
3200   * contains the string.
3201   */
3202
3203  owl_view *v;
3204  int viewsize, i, curmsg, start;
3205  owl_message *m;
3206
3207  v=owl_global_get_current_view(&g);
3208  viewsize=owl_view_get_size(v);
3209  curmsg=owl_global_get_curmsg(&g);
3210 
3211  if (viewsize==0) {
3212    owl_function_error("No messages present");
3213    return;
3214  }
3215
3216  if (mode==0) {
3217    start=curmsg;
3218  } else if (direction==OWL_DIRECTION_DOWNWARDS) {
3219    start=curmsg+1;
3220  } else {
3221    start=curmsg-1;
3222  }
3223
3224  /* bounds check */
3225  if (start>=viewsize || start<0) {
3226    owl_function_error("No further matches found");
3227    return;
3228  }
3229
3230  for (i=start; i<viewsize && i>=0;) {
3231    m=owl_view_get_element(v, i);
3232    if (owl_message_search(m, owl_global_get_search_string(&g))) {
3233      owl_global_set_curmsg(&g, i);
3234      owl_function_calculate_topmsg(direction);
3235      owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3236      if (direction==OWL_DIRECTION_DOWNWARDS) {
3237        owl_global_set_direction_downwards(&g);
3238      } else {
3239        owl_global_set_direction_upwards(&g);
3240      }
3241      return;
3242    }
3243    if (direction==OWL_DIRECTION_DOWNWARDS) {
3244      i++;
3245    } else {
3246      i--;
3247    }
3248  }
3249  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3250  owl_function_error("No matches found");
3251}
3252
3253/* strips formatting from ztext and returns the unformatted text.
3254 * caller is responsible for freeing. */
3255char *owl_function_ztext_stylestrip(char *zt)
3256{
3257  owl_fmtext fm;
3258  char *plaintext;
3259
3260  owl_fmtext_init_null(&fm);
3261  owl_fmtext_append_ztext(&fm, zt);
3262  plaintext = owl_fmtext_print_plain(&fm);
3263  owl_fmtext_free(&fm);
3264  return(plaintext);
3265}
3266
3267/* Popup a buddylisting.  If filename is NULL use the default .anyone */
3268void owl_function_buddylist(int aim, int zephyr, char *filename)
3269{
3270  int i, j, x, idle;
3271  owl_fmtext fm;
3272  owl_buddylist *bl;
3273  owl_buddy *b;
3274  owl_list anyone;
3275  char *foo, *timestr;
3276#ifdef HAVE_LIBZEPHYR
3277  char *tmp, *user, *line;
3278  ZLocations_t location[200];
3279  int numlocs, ret;
3280#endif
3281
3282  owl_fmtext_init_null(&fm);
3283
3284  /* AIM first */
3285  if (aim && owl_global_is_aimloggedin(&g)) {
3286    bl=owl_global_get_buddylist(&g);
3287
3288    owl_fmtext_append_bold(&fm, "AIM users logged in:\n");
3289    /* we're assuming AIM for now */
3290    j=owl_buddylist_get_size(bl);
3291    for (i=0; i<j; i++) {
3292      b=owl_buddylist_get_buddy_n(bl, i);
3293      idle=owl_buddy_get_idle_time(b);
3294      if (idle!=0) {
3295        timestr=owl_util_minutes_to_timestr(idle);
3296      } else {
3297        timestr=owl_strdup("");
3298      }
3299      foo=owl_sprintf("  %-20.20s %-12.12s\n", owl_buddy_get_name(b), timestr);
3300      owl_fmtext_append_normal(&fm, foo);
3301      owl_free(timestr);
3302      owl_free(foo);
3303    }
3304  }
3305
3306#ifdef HAVE_LIBZEPHYR
3307  if (zephyr) {
3308    if(!owl_global_is_havezephyr(&g)) {
3309      owl_function_error("Zephyr currently not available.");
3310    } else {
3311      owl_fmtext_append_bold(&fm, "Zephyr users logged in:\n");
3312      owl_list_create(&anyone);
3313      ret=owl_zephyr_get_anyone_list(&anyone, filename);
3314      if (ret) {
3315        owl_fmtext_append_normal(&fm, "  Error opening file for zephyr buddies.\n");
3316      } else {
3317        j=owl_list_get_size(&anyone);
3318        for (i=0; i<j; i++) {
3319          user=owl_list_get_element(&anyone, i);
3320          ret=ZLocateUser(user, &numlocs, ZAUTH);
3321          if (ret!=ZERR_NONE) {
3322            owl_function_error("Error getting location for %s", user);
3323            continue;
3324          }
3325
3326          numlocs=200;
3327          ret=ZGetLocations(location, &numlocs);
3328          if (ret==0) {
3329            for (x=0; x<numlocs; x++) {
3330              line=owl_malloc(strlen(location[x].host)+strlen(location[x].time)+strlen(location[x].tty)+100);
3331              tmp=short_zuser(user);
3332              sprintf(line, "  %-10.10s %-24.24s %-12.12s  %20.20s\n",
3333                      tmp,
3334                      location[x].host,
3335                      location[x].tty,
3336                      location[x].time);
3337              owl_fmtext_append_normal(&fm, line);
3338              owl_free(tmp);
3339              owl_free(line);
3340            }
3341            if (numlocs>=200) {
3342              owl_fmtext_append_normal(&fm, "  Too many locations found for this user, truncating.\n");
3343            }
3344          }
3345        }
3346      }
3347      owl_list_free_all(&anyone, owl_free);
3348    } 
3349  }
3350#endif
3351
3352  if(aim && zephyr) {
3353      if(owl_perlconfig_is_function("BarnOwl::Hooks::_get_blist")) {
3354          char * perlblist = owl_perlconfig_execute("BarnOwl::Hooks::_get_blist()");
3355          if(perlblist) {
3356              owl_fmtext_append_ztext(&fm, perlblist);
3357              owl_free(perlblist);
3358          }
3359      }
3360  }
3361 
3362  owl_function_popless_fmtext(&fm);
3363  owl_fmtext_free(&fm);
3364}
3365
3366/* Dump messages in the current view to the file 'filename'. */
3367void owl_function_dump(char *filename) 
3368{
3369  int i, j, count;
3370  owl_message *m;
3371  owl_view *v;
3372  FILE *file;
3373  char *plaintext;
3374
3375  v=owl_global_get_current_view(&g);
3376
3377  /* in the future make it ask yes/no */
3378  /*
3379  ret=stat(filename, &sbuf);
3380  if (!ret) {
3381    ret=owl_function_askyesno("File exists, continue? [Y/n]");
3382    if (!ret) return;
3383  }
3384  */
3385
3386  file=fopen(filename, "w");
3387  if (!file) {
3388    owl_function_error("Error opening file");
3389    return;
3390  }
3391
3392  count=0;
3393  j=owl_view_get_size(v);
3394  for (i=0; i<j; i++) {
3395    m=owl_view_get_element(v, i);
3396    plaintext = owl_strip_format_chars(owl_message_get_text(m));
3397    if (plaintext) {
3398      fputs(plaintext, file);
3399      owl_free(plaintext);
3400    }
3401  }
3402  fclose(file);
3403  owl_function_makemsg("Messages dumped to %s", filename);
3404}
3405
3406void owl_function_do_newmsgproc(void)
3407{
3408  if (owl_global_get_newmsgproc(&g) && strcmp(owl_global_get_newmsgproc(&g), "")) {
3409    /* if there's a process out there, we need to check on it */
3410    if (owl_global_get_newmsgproc_pid(&g)) {
3411      owl_function_debugmsg("Checking on newmsgproc pid==%i", owl_global_get_newmsgproc_pid(&g));
3412      owl_function_debugmsg("Waitpid return is %i", waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG));
3413      waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG);
3414      if (waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG)==-1) {
3415        /* it exited */
3416        owl_global_set_newmsgproc_pid(&g, 0);
3417        owl_function_debugmsg("newmsgproc exited");
3418      } else {
3419        owl_function_debugmsg("newmsgproc did not exit");
3420      }
3421    }
3422   
3423    /* if it exited, fork & exec a new one */
3424    if (owl_global_get_newmsgproc_pid(&g)==0) {
3425      int i, myargc;
3426      i=fork();
3427      if (i) {
3428        /* parent set the child's pid */
3429        owl_global_set_newmsgproc_pid(&g, i);
3430        owl_function_debugmsg("I'm the parent and I started a new newmsgproc with pid %i", i);
3431      } else {
3432        /* child exec's the program */
3433        char **parsed;
3434        parsed=owl_parseline(owl_global_get_newmsgproc(&g), &myargc);
3435        if (myargc < 0) {
3436          owl_function_debugmsg("Could not parse newmsgproc '%s': unbalanced quotes?", owl_global_get_newmsgproc(&g));
3437        }
3438        if (myargc <= 0) {
3439          _exit(127);
3440        }
3441        parsed=owl_realloc(parsed, sizeof(*parsed) * (myargc+1));
3442        parsed[myargc] = NULL;
3443       
3444        owl_function_debugmsg("About to exec \"%s\" with %d arguments", parsed[0], myargc);
3445       
3446        execvp(parsed[0], parsed);
3447       
3448       
3449        /* was there an error exec'ing? */
3450        owl_function_debugmsg("Cannot run newmsgproc '%s': cannot exec '%s': %s", 
3451                              owl_global_get_newmsgproc(&g), parsed[0], strerror(errno));
3452        _exit(127);
3453      }
3454    }
3455  }
3456}
3457
3458/* print the xterm escape sequence to raise the window */
3459void owl_function_xterm_raise(void)
3460{
3461  printf("\033[5t");
3462}
3463
3464/* print the xterm escape sequence to deiconify the window */
3465void owl_function_xterm_deiconify(void)
3466{
3467  printf("\033[1t");
3468}
3469
3470/* Add the specified command to the startup file.  Eventually this
3471 * should be clever, and rewriting settings that will obviosly
3472 * override earlier settings with 'set' 'bindkey' and 'alias'
3473 * commands.  For now though we just remove any line that would
3474 * duplicate this one and then append this line to the end of
3475 * startupfile.
3476 */
3477void owl_function_addstartup(char *buff)
3478{
3479  FILE *file;
3480  char *filename;
3481
3482  filename=owl_global_get_startupfile(&g);
3483  file=fopen(filename, "a");
3484  if (!file) {
3485    owl_function_error("Error opening startupfile for new command");
3486    return;
3487  }
3488
3489  /* delete earlier copies */
3490  owl_util_file_deleteline(filename, buff, 1);
3491
3492  /* add this line */
3493  fprintf(file, "%s\n", buff);
3494
3495  fclose(file);
3496}
3497
3498/* Remove the specified command from the startup file. */
3499void owl_function_delstartup(char *buff)
3500{
3501  char *filename;
3502  filename=owl_global_get_startupfile(&g);
3503  owl_util_file_deleteline(filename, buff, 1);
3504}
3505
3506/* Execute owl commands from the given filename.  If the filename
3507 * is NULL, use the default owl startup commands file.
3508 */
3509void owl_function_source(char *filename)
3510{
3511  FILE *file;
3512  char buff[LINE];
3513
3514  if (!filename) {
3515    filename=owl_global_get_startupfile(&g);
3516    file=fopen(filename, "r");
3517  } else {
3518    file=fopen(filename, "r");
3519  }
3520  if (!file) {
3521    /* just fail silently if it doesn't exist */
3522    return;
3523  }
3524  while (fgets(buff, LINE, file)!=NULL) {
3525    if (buff[0] == '#') continue;
3526    buff[strlen(buff)-1]='\0';
3527    owl_function_command(buff);
3528  }
3529  fclose(file);
3530}
3531
3532void owl_function_change_style(owl_view *v, char *stylename)
3533{
3534  owl_style *s;
3535
3536  s=owl_global_get_style_by_name(&g, stylename);
3537  if (!s) {
3538    owl_function_error("No style named %s", stylename);
3539    return;
3540  }
3541  owl_view_set_style(v, s);
3542  owl_messagelist_invalidate_formats(owl_global_get_msglist(&g));
3543  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
3544  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3545}
3546
3547void owl_function_toggleoneline()
3548{
3549  owl_view *v;
3550  owl_style *s;
3551
3552  v=owl_global_get_current_view(&g);
3553  s=owl_view_get_style(v);
3554
3555  if (!owl_style_matches_name(s, "oneline")) {
3556    owl_function_change_style(v, "oneline");
3557  } else {
3558    owl_function_change_style(v, owl_global_get_default_style(&g));
3559  }
3560
3561  owl_messagelist_invalidate_formats(owl_global_get_msglist(&g));
3562  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
3563  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3564}
3565
3566void owl_function_error(char *fmt, ...)
3567{
3568  va_list ap;
3569  char buff[2048], buff2[2048];
3570  char *date;
3571  time_t now;
3572
3573  now=time(NULL);
3574  date=owl_strdup(ctime(&now));
3575  date[strlen(date)-1]='\0';
3576
3577  va_start(ap, fmt);
3578
3579  vsnprintf(buff, 2048, fmt, ap);
3580  sprintf(buff2, "%s %s", date, buff);
3581  owl_function_debugmsg("ERROR: %s", buff);
3582  if (owl_global_get_curs_msgwin(&g)) {
3583    werase(owl_global_get_curs_msgwin(&g));
3584    waddstr(owl_global_get_curs_msgwin(&g), buff); 
3585    wnoutrefresh(owl_global_get_curs_msgwin(&g));
3586    owl_global_set_needrefresh(&g);
3587  }
3588  owl_errqueue_append_err(owl_global_get_errqueue(&g), buff2);
3589  va_end(ap);
3590  owl_free(date);
3591}
3592
3593void owl_function_showerrs()
3594{
3595  owl_fmtext fm;
3596
3597  owl_fmtext_init_null(&fm);
3598  owl_fmtext_append_normal(&fm, "Errors:\n\n");
3599  owl_errqueue_to_fmtext(owl_global_get_errqueue(&g), &fm);
3600  owl_function_popless_fmtext(&fm);
3601}
3602
3603void owl_function_makemsg(char *fmt, ...)
3604{
3605  va_list ap;
3606  char buff[2048];
3607
3608  if (!owl_global_get_curs_msgwin(&g)) return;
3609
3610  va_start(ap, fmt);
3611  werase(owl_global_get_curs_msgwin(&g));
3612 
3613  vsnprintf(buff, 2048, fmt, ap);
3614  owl_function_debugmsg("makemsg: %s", buff);
3615  waddstr(owl_global_get_curs_msgwin(&g), buff); 
3616  wnoutrefresh(owl_global_get_curs_msgwin(&g));
3617  owl_global_set_needrefresh(&g);
3618  va_end(ap);
3619}
3620
3621/* get locations for everyone in .anyone.  If 'notify' is '1' then
3622 * send a pseudo login or logout message for everyone not in sync with
3623 * the global zephyr buddy list.  The list is updated regardless of
3624 * the status of 'notify'.
3625 */
3626void owl_function_zephyr_buddy_check(int notify)
3627{
3628#ifdef HAVE_LIBZEPHYR
3629  int i, j;
3630  owl_list anyone;
3631  owl_message *m;
3632  owl_zbuddylist *zbl;
3633  char *user;
3634  ZLocations_t location[200];
3635  int numlocs, ret;
3636
3637  zbl=owl_global_get_zephyr_buddylist(&g);
3638
3639  owl_list_create(&anyone);
3640  ret=owl_zephyr_get_anyone_list(&anyone, NULL);
3641
3642  j=owl_list_get_size(&anyone);
3643  for (i=0; i<j; i++) {
3644    user=owl_list_get_element(&anyone, i);
3645    ret=ZLocateUser(user, &numlocs, ZAUTH);
3646    if (ret!=ZERR_NONE) {
3647      owl_function_error("Error getting location for %s", user);
3648      continue;
3649    }
3650    numlocs=200;
3651    ret=ZGetLocations(location, &numlocs);
3652    if (ret==0) {
3653      if ((numlocs>0) && !owl_zbuddylist_contains_user(zbl, user)) {
3654        /* Send a PSEUDO LOGIN! */
3655        if (notify) {
3656          m=owl_malloc(sizeof(owl_message));
3657          owl_message_create_pseudo_zlogin(m, 0, user, location[0].host, location[0].time, location[0].tty);
3658          owl_global_messagequeue_addmsg(&g, m);
3659        }
3660        owl_zbuddylist_adduser(zbl, user);
3661        owl_function_debugmsg("owl_function_zephyr_buddy_check: login for %s ", user);
3662      } else if ((numlocs==0) && owl_zbuddylist_contains_user(zbl, user)) {
3663        /* I don't think this ever happens (if there are 0 locations we should get an error from
3664         * ZGetLocations)
3665         */
3666        owl_function_error("owl_function_zephyr_buddy_check: exceptional case logout for %s ",user);
3667      }
3668    } else if ((ret==ZERR_NOLOCATIONS) && owl_zbuddylist_contains_user(zbl, user)) {
3669      /* Send a PSEUDO LOGOUT! */
3670      if (notify) {
3671        m=owl_malloc(sizeof(owl_message));
3672        owl_message_create_pseudo_zlogin(m, 1, user, "", "", "");
3673        owl_global_messagequeue_addmsg(&g, m);
3674      }
3675      owl_zbuddylist_deluser(zbl, user);
3676      owl_function_debugmsg("owl_function_zephyr_buddy_check: logout for %s ",user);
3677    }
3678  }
3679
3680  owl_list_free_all(&anyone, owl_free);
3681#endif
3682}
3683
3684void owl_function_aimsearch_results(char *email, owl_list *namelist)
3685{
3686  owl_fmtext fm;
3687  int i, j;
3688
3689  owl_fmtext_init_null(&fm);
3690  owl_fmtext_append_normal(&fm, "AIM screennames associated with ");
3691  owl_fmtext_append_normal(&fm, email);
3692  owl_fmtext_append_normal(&fm, ":\n");
3693
3694  j=owl_list_get_size(namelist);
3695  for (i=0; i<j; i++) {
3696    owl_fmtext_append_normal(&fm, "  ");
3697    owl_fmtext_append_normal(&fm, owl_list_get_element(namelist, i));
3698    owl_fmtext_append_normal(&fm, "\n");
3699  }
3700
3701  owl_function_popless_fmtext(&fm);
3702  owl_fmtext_free(&fm);
3703}
3704
3705int owl_function_get_color_count()
3706{
3707     return COLORS;
3708}
Note: See TracBrowser for help on using the repository browser.