source: functions.c @ 01dcae5

owl
Last change on this file since 01dcae5 was 01dcae5, checked in by James M. Kretchmar <kretch@mit.edu>, 15 years ago
sprintf fixes for owl_filter_print, owl_function_printallvars, owl_function_show_filter owl_function_show_zpunts, owl_function_zpunt adopt ^(un)*%s(\\.d) style regex for punting
  • Property mode set to 100644
File size: 94.3 KB
Line 
1/* Copyright (c) 2002,2003,2004,2009 James M. Kretchmar
2 *
3 * This file is part of Owl.
4 *
5 * Owl is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * Owl is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with Owl.  If not, see <http://www.gnu.org/licenses/>.
17 *
18 * ---------------------------------------------------------------
19 *
20 * As of Owl version 2.1.12 there are patches contributed by
21 * developers of the branched BarnOwl project, Copyright (c)
22 * 2006-2009 The BarnOwl Developers. All rights reserved.
23 */
24
25#include <stdio.h>
26#include <stdlib.h>
27#include <unistd.h>
28#include <signal.h>
29#include <netinet/in.h>
30#include <string.h>
31#include <time.h>
32#include <sys/types.h>
33#include <sys/stat.h>
34#include <sys/wait.h>
35#include <errno.h>
36#include <signal.h>
37#include "owl.h"
38
39static const char fileIdent[] = "$Id$";
40
41void owl_function_noop(void)
42{
43  return;
44}
45
46char *owl_function_command(char *cmdbuff)
47{
48  owl_function_debugmsg("executing command: %s", cmdbuff);
49  return owl_cmddict_execute(owl_global_get_cmddict(&g), 
50                             owl_global_get_context(&g), cmdbuff);
51}
52
53void owl_function_command_norv(char *cmdbuff)
54{
55  char *rv;
56  rv=owl_function_command(cmdbuff);
57  if (rv) owl_free(rv);
58}
59
60void owl_function_command_alias(char *alias_from, char *alias_to)
61{
62  owl_cmddict_add_alias(owl_global_get_cmddict(&g), alias_from, alias_to);
63}
64
65owl_cmd *owl_function_get_cmd(char *name)
66{
67  return owl_cmddict_find(owl_global_get_cmddict(&g), name);
68}
69
70void owl_function_show_commands()
71{
72  owl_list l;
73  owl_fmtext fm;
74
75  owl_fmtext_init_null(&fm);
76  owl_fmtext_append_bold(&fm, "Commands:  ");
77  owl_fmtext_append_normal(&fm, "(use 'show command <name>' for details)\n");
78  owl_cmddict_get_names(owl_global_get_cmddict(&g), &l);
79  owl_fmtext_append_list(&fm, &l, "\n", owl_function_cmd_describe);
80  owl_fmtext_append_normal(&fm, "\n");
81  owl_function_popless_fmtext(&fm);
82  owl_cmddict_namelist_free(&l);
83  owl_fmtext_free(&fm);
84}
85
86void owl_function_show_view(char *viewname)
87{
88  owl_view *v;
89  owl_fmtext fm;
90
91  /* we only have the one view right now */
92  v=owl_global_get_current_view(&g);
93  if (viewname && strcmp(viewname, owl_view_get_name(v))) {
94    owl_function_error("No view named '%s'", viewname);
95    return;
96  }
97
98  owl_fmtext_init_null(&fm);
99  owl_view_to_fmtext(v, &fm);
100  owl_function_popless_fmtext(&fm);
101  owl_fmtext_free(&fm);
102}
103
104void owl_function_show_styles() {
105  owl_list l;
106  owl_fmtext fm;
107
108  owl_fmtext_init_null(&fm);
109  owl_fmtext_append_bold(&fm, "Styles:\n");
110  owl_global_get_style_names(&g, &l);
111  owl_fmtext_append_list(&fm, &l, "\n", owl_function_style_describe);
112  owl_fmtext_append_normal(&fm, "\n");
113  owl_function_popless_fmtext(&fm);
114  owl_list_free_all(&l, owl_free);
115  owl_fmtext_free(&fm);
116}
117
118char *owl_function_style_describe(void *name) {
119  char *desc, *s;
120  owl_style *style;
121  style = owl_global_get_style_by_name(&g, name);
122  if (style) {
123    desc = owl_style_get_description(style);
124  } else {
125    desc = "???";
126  }
127  s = owl_sprintf("%-20s - %s%s", name, 
128                  0==owl_style_validate(style)?"":"[INVALID] ",
129                  desc);
130  return s;
131}
132
133char *owl_function_cmd_describe(void *name)
134{
135  owl_cmd *cmd = owl_cmddict_find(owl_global_get_cmddict(&g), name);
136  if (cmd) return owl_cmd_describe(cmd);
137  else return(NULL);
138}
139
140void owl_function_show_command(char *name)
141{
142  owl_function_help_for_command(name);
143}
144
145void owl_function_show_license()
146{
147  char *text;
148
149  text=""
150    "Owl version " OWL_VERSION_STRING "\n"
151    "\n"
152    "Copyright (c) 2002,2003,2004,2009 James M. Kretchmar\n"
153    "\n"
154    "Owl is free software: you can redistribute it and/or modify\n"
155    "it under the terms of the GNU General Public License as published by\n"
156    "the Free Software Foundation, either version 3 of the License, or\n"
157    "(at your option) any later version.\n"
158    "\n"
159    "Owl is distributed in the hope that it will be useful,\n"
160    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
161    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
162    "GNU General Public License for more details.\n"
163    "\n"
164    "You should have received a copy of the GNU General Public License\n"
165    "along with Owl.  If not, see <http://www.gnu.org/licenses/>.\n"
166    "\n"
167    "---------------------------------------------------------------\n"
168    "\n"
169    "As of Owl version 2.1.12 there are patches contributed by\n"
170    "developers of the branched BarnOwl project, Copyright (c)\n"
171    "2006-2009 The BarnOwl Developers. All rights reserved.\n";
172  owl_function_popless_text(text);
173}
174
175
176/* Add the given message to Owl's internal queue.  If displayoutgoing
177 * is disabled, the message is NOT added to any internal queue, -1 is
178 * returned and THE CALLER IS EXPECTED TO FREE THE GIVEN MESSAGE.
179 * Otherwise 0 is returned and the caller need do nothing more
180 */
181int owl_function_add_message(owl_message *m)
182{
183  /* if displayoutgoing is disabled, nuke the message and move on */
184  if (! owl_global_is_displayoutgoing(&g)) {
185    return(-1);
186  }
187
188  /* add it to the global list and current view */
189  owl_messagelist_append_element(owl_global_get_msglist(&g), m);
190  owl_view_consider_message(owl_global_get_current_view(&g), m);
191
192  /* do followlast if necessary */
193  if (owl_global_should_followlast(&g)) owl_function_lastmsg_noredisplay();
194
195  /* redisplay etc. */
196  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
197  if (owl_popwin_is_active(owl_global_get_popwin(&g))) {
198    owl_popwin_refresh(owl_global_get_popwin(&g));
199  }
200  wnoutrefresh(owl_global_get_curs_recwin(&g));
201  owl_global_set_needrefresh(&g);
202  return(0);
203}
204
205/* Create an admin message, append it to the global list of messages
206 * and redisplay if necessary.
207 */
208void owl_function_adminmsg(char *header, char *body)
209{
210  owl_message *m;
211
212  m=owl_malloc(sizeof(owl_message));
213  owl_message_create_admin(m, header, body);
214 
215  /* add it to the global list and current view */
216  owl_messagelist_append_element(owl_global_get_msglist(&g), m);
217  owl_view_consider_message(owl_global_get_current_view(&g), m);
218
219  /* do followlast if necessary */
220  if (owl_global_should_followlast(&g)) owl_function_lastmsg_noredisplay();
221
222  /* redisplay etc. */
223  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
224  if (owl_popwin_is_active(owl_global_get_popwin(&g))) {
225    owl_popwin_refresh(owl_global_get_popwin(&g));
226  }
227  wnoutrefresh(owl_global_get_curs_recwin(&g));
228  owl_global_set_needrefresh(&g);
229}
230
231/* Create an outgoing zephyr message and return a pointer to it.  Does
232 * not put it on the global queue, use owl_function_add_message() for
233 * that.
234 */
235owl_message *owl_function_make_outgoing_zephyr(char *body, char *zwriteline, char *zsig)
236{
237  owl_message *m;
238  owl_zwrite z;
239 
240  /* create a zwrite for the purpose of filling in other message fields */
241  owl_zwrite_create_from_line(&z, zwriteline);
242
243  /* create the message */
244  m=owl_malloc(sizeof(owl_message));
245  owl_message_create_from_zwriteline(m, zwriteline, body, zsig);
246  owl_zwrite_free(&z);
247
248  return(m);
249}
250
251/* Create an outgoing AIM message, returns a pointer to the created
252 * message or NULL if we're not logged into AIM (and thus unable to
253 * create the message).  Does not put it on the global queue.  Use
254 * owl_function_add_message() for that .
255 */
256owl_message *owl_function_make_outgoing_aim(char *body, char *to)
257{
258  owl_message *m;
259
260  /* error if we're not logged into aim */
261  if (!owl_global_is_aimloggedin(&g)) return(NULL);
262 
263  m=owl_malloc(sizeof(owl_message));
264  owl_message_create_aim(m,
265                         owl_global_get_aim_screenname(&g),
266                         to,
267                         body,
268                         OWL_MESSAGE_DIRECTION_OUT,
269                         0);
270  return(m);
271}
272
273/* Create an outgoing loopback message and return a pointer to it.
274 * Does not append it to the global queue, use
275 * owl_function_add_message() for that.
276 */
277owl_message *owl_function_make_outgoing_loopback(char *body)
278{
279  owl_message *m;
280
281  /* create the message */
282  m=owl_malloc(sizeof(owl_message));
283  owl_message_create_loopback(m, body);
284  owl_message_set_direction_out(m);
285
286  return(m);
287}
288
289void owl_function_zwrite_setup(char *line)
290{
291  owl_editwin *e;
292  char buff[1024];
293  owl_zwrite z;
294  int ret;
295
296  /* check the arguments */
297  ret=owl_zwrite_create_from_line(&z, line);
298  if (ret) {
299    owl_function_error("Error in zwrite arugments");
300    owl_zwrite_free(&z);
301    return;
302  }
303
304  /* send a ping if necessary */
305  if (owl_global_is_txping(&g)) {
306    owl_zwrite_send_ping(&z);
307  }
308  owl_zwrite_free(&z);
309
310  /* create and setup the editwin */
311  e=owl_global_get_typwin(&g);
312  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
313
314  if (!owl_global_get_lockout_ctrld(&g)) {
315    owl_function_makemsg("Type your zephyr below.  End with ^D or a dot on a line by itself.  ^C will quit.");
316  } else {
317    owl_function_makemsg("Type your zephyr below.  End with a dot on a line by itself.  ^C will quit.");
318  }
319
320  owl_editwin_clear(e);
321  owl_editwin_set_dotsend(e);
322  strcpy(buff, "----> ");
323  strcat(buff, line);
324  strcat(buff, "\n");
325  owl_editwin_set_locktext(e, buff);
326
327  /* make it active */
328  owl_global_set_typwin_active(&g);
329
330  owl_global_set_buffercommand(&g, line);
331}
332
333void owl_function_aimwrite_setup(char *line)
334{
335  owl_editwin *e;
336  char buff[1024];
337
338  /* check the arguments */
339
340  /* create and setup the editwin */
341  e=owl_global_get_typwin(&g);
342  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
343
344  if (!owl_global_get_lockout_ctrld(&g)) {
345    owl_function_makemsg("Type your message below.  End with ^D or a dot on a line by itself.  ^C will quit.");
346  } else {
347    owl_function_makemsg("Type your message below.  End with a dot on a line by itself.  ^C will quit.");
348  }
349
350  owl_editwin_clear(e);
351  owl_editwin_set_dotsend(e);
352  strcpy(buff, "----> ");
353  strcat(buff, line);
354  strcat(buff, "\n");
355  owl_editwin_set_locktext(e, buff);
356
357  /* make it active */
358  owl_global_set_typwin_active(&g);
359
360  owl_global_set_buffercommand(&g, line);
361}
362
363void owl_function_loopwrite_setup()
364{
365  owl_editwin *e;
366
367  /* create and setup the editwin */
368  e=owl_global_get_typwin(&g);
369  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
370
371  if (!owl_global_get_lockout_ctrld(&g)) {
372    owl_function_makemsg("Type your message below.  End with ^D or a dot on a line by itself.  ^C will quit.");
373  } else {
374    owl_function_makemsg("Type your message below.  End with a dot on a line by itself.  ^C will quit.");
375  }
376
377  owl_editwin_clear(e);
378  owl_editwin_set_dotsend(e);
379  owl_editwin_set_locktext(e, "----> loopwrite\n");
380
381  /* make it active */
382  owl_global_set_typwin_active(&g);
383
384  owl_global_set_buffercommand(&g, "loopwrite");
385}
386
387/* send, log and display an outgoing zephyr.  If 'msg' is NULL
388 * the message is expected to be set from the zwrite line itself
389 */
390void owl_function_zwrite(char *line, char *msg)
391{
392  owl_zwrite z;
393  char *mymsg;
394  owl_message *m;
395
396  /* create the zwrite and send the message */
397  owl_zwrite_create_from_line(&z, line);
398  if (msg) {
399    owl_zwrite_set_message(&z, msg);
400  }
401  owl_zwrite_send_message(&z);
402  owl_function_makemsg("Waiting for ack...");
403
404  /* If it's personal */
405  if (owl_zwrite_is_personal(&z)) {
406    /* create the outgoing message */
407    mymsg=owl_zwrite_get_message(&z);
408    m=owl_function_make_outgoing_zephyr(mymsg, line, owl_zwrite_get_zsig(&z));
409
410    /* log it */
411    owl_log_message(m);
412
413    /* add it or nuke it */
414    if (owl_global_is_displayoutgoing(&g)) {
415      owl_function_add_message(m);
416    } else {
417      owl_message_free(m);
418    }
419  }
420
421  /* free the zwrite */
422  owl_zwrite_free(&z);
423}
424
425/* send, log and display an outgoing zcrypt zephyr.  If 'msg' is NULL
426 * the message is expected to be set from the zwrite line itself
427 */
428void owl_function_zcrypt(char *line, char *msg)
429{
430  owl_zwrite z;
431  char *mymsg;
432  char *cryptmsg;
433  owl_message *m;
434#ifdef OWL_ENABLE_ZCRYPT
435  int ret;
436#endif
437
438  /* create the zwrite and send the message */
439  owl_zwrite_create_from_line(&z, line);
440  if (msg) {
441    owl_zwrite_set_message(&z, msg);
442  }
443
444  mymsg=owl_zwrite_get_message(&z);
445#ifdef OWL_ENABLE_ZCRYPT
446  /* Allocate enough space for the crypted message. For each byte of
447   * the message, the encoded cyphertext will have two bytes. Block
448   * size is 8 bytes of input, or 16 bytes of output, so make sure we
449   * have at least one block worth of space allocated. If the message
450   * is empty, no blocks are sent, but we still allocate one
451   * block. The additional 16 bytes also provide space for the null
452   * terminator, as we will never use all of it for cyphertext.
453   */
454  cryptmsg=owl_malloc((strlen(mymsg)*2)+16);
455  ret=owl_zcrypt_encrypt(cryptmsg, mymsg, owl_zwrite_get_class(&z), owl_zwrite_get_instance(&z));
456  if (ret) {
457    owl_function_error("Error in zcrypt, possibly no key found.  Message not sent.");
458    owl_function_beep();
459    owl_free(cryptmsg);
460    owl_zwrite_free(&z);
461    return;
462  }
463#else
464  cryptmsg=owl_strdup(mymsg);
465#endif
466
467  owl_zwrite_set_message(&z, cryptmsg);
468  owl_zwrite_set_opcode(&z, "crypt");
469  mymsg=cryptmsg;
470   
471  owl_zwrite_send_message(&z);
472  owl_function_makemsg("Waiting for ack...");
473
474  /* If it's personal */
475  if (owl_zwrite_is_personal(&z)) {
476    /* create the outgoing message */
477    mymsg=owl_zwrite_get_message(&z);
478    m=owl_function_make_outgoing_zephyr(mymsg, line, owl_zwrite_get_zsig(&z));
479   
480    /* log it */
481    owl_log_message(m);
482   
483    /* add it or nuke it */
484    if (owl_global_is_displayoutgoing(&g)) {
485      owl_function_add_message(m);
486    } else {
487      owl_message_free(m);
488    }
489  }
490
491  /* free the zwrite */
492  owl_free(cryptmsg);
493  owl_zwrite_free(&z);
494}
495
496void owl_function_aimwrite(char *to)
497{
498  int ret;
499  char *msg, *format_msg;
500  owl_message *m;
501
502  /* make a formatted copy of the message */
503  msg=owl_editwin_get_text(owl_global_get_typwin(&g));
504  format_msg=owl_strdup(msg);
505  owl_text_wordunwrap(format_msg);
506 
507  /* send the message */
508  ret=owl_aim_send_im(to, format_msg);
509  if (!ret) {
510    owl_function_makemsg("AIM message sent.");
511  } else {
512    owl_function_error("Could not send AIM message.");
513  }
514
515  /* create the outgoing message */
516  m=owl_function_make_outgoing_aim(msg, to);
517
518  /* log it */
519  owl_log_message(m);
520
521  /* display it or nuke it */
522  if (owl_global_is_displayoutgoing(&g)) {
523    owl_function_add_message(m);
524  } else {
525    owl_message_free(m);
526  }
527
528  owl_free(format_msg);
529}
530
531void owl_function_send_aimawymsg(char *to, char *msg)
532{
533  int ret;
534  char *format_msg;
535  owl_message *m;
536
537  /* make a formatted copy of the message */
538  format_msg=owl_strdup(msg);
539  owl_text_wordunwrap(format_msg);
540 
541  /* send the message */
542  ret=owl_aim_send_awaymsg(to, format_msg);
543  if (!ret) {
544    /* owl_function_makemsg("AIM message sent."); */
545  } else {
546    owl_function_error("Could not send AIM message.");
547  }
548
549  /* create the message */
550  m=owl_function_make_outgoing_aim(msg, to);
551  if (m) {
552    /* log it */
553    owl_log_message(m);
554
555    /* display it or nuke it */
556    if (owl_global_is_displayoutgoing(&g)) {
557      owl_function_add_message(m);
558    } else {
559      owl_message_free(m);
560    }
561  } else {
562    owl_function_error("Could not create AIM message");
563  }
564  owl_free(format_msg);
565}
566
567void owl_function_loopwrite()
568{
569  owl_message *min, *mout;
570
571  /* create a message and put it on the message queue.  This simulates
572   * an incoming message */
573  min=owl_malloc(sizeof(owl_message));
574  owl_message_create_loopback(min, owl_editwin_get_text(owl_global_get_typwin(&g)));
575  owl_message_set_direction_in(min);
576  owl_global_messagequeue_addmsg(&g, min);
577
578  mout=owl_function_make_outgoing_loopback(owl_editwin_get_text(owl_global_get_typwin(&g)));
579  owl_log_message(mout);
580  if (owl_global_is_displayoutgoing(&g)) {
581    owl_function_add_message(mout);
582  } else {
583    owl_message_free(mout);
584  }
585
586  /* fake a makemsg */
587  owl_function_makemsg("loopback message sent");
588}
589
590/* If filter is non-null, looks for the next message matching
591 * that filter.  If skip_deleted, skips any deleted messages.
592 * If last_if_none, will stop at the last message in the view
593 * if no matching messages are found.  */
594void owl_function_nextmsg_full(char *filter, int skip_deleted, int last_if_none)
595{
596  int curmsg, i, viewsize, found;
597  owl_view *v;
598  owl_filter *f = NULL;
599  owl_message *m;
600
601  v=owl_global_get_current_view(&g);
602
603  if (filter) {
604    f=owl_global_get_filter(&g, filter);
605    if (!f) {
606      owl_function_error("No %s filter defined", filter);
607      return;
608    }
609  }
610
611  curmsg=owl_global_get_curmsg(&g);
612  viewsize=owl_view_get_size(v);
613  found=0;
614
615  /* just check to make sure we're in bounds... */
616  if (curmsg>viewsize-1) curmsg=viewsize-1;
617  if (curmsg<0) curmsg=0;
618
619  for (i=curmsg+1; i<viewsize; i++) {
620    m=owl_view_get_element(v, i);
621    if (skip_deleted && owl_message_is_delete(m)) continue;
622    if (f && !owl_filter_message_match(f, m)) continue;
623    found = 1;
624    break;
625  }
626
627  if (i>owl_view_get_size(v)-1) i=owl_view_get_size(v)-1;
628
629  if (!found) {
630    owl_function_makemsg("already at last%s message%s%s",
631                         skip_deleted?" non-deleted":"",
632                         filter?" in ":"", filter?filter:"");
633    /* if (!skip_deleted) owl_function_beep(); */
634  }
635
636  if (last_if_none || found) {
637    owl_global_set_curmsg(&g, i);
638    owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
639    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
640    owl_global_set_direction_downwards(&g);
641  }
642}
643
644void owl_function_prevmsg_full(char *filter, int skip_deleted, int first_if_none)
645{
646  int curmsg, i, viewsize, found;
647  owl_view *v;
648  owl_filter *f = NULL;
649  owl_message *m;
650
651  v=owl_global_get_current_view(&g);
652
653  if (filter) {
654    f=owl_global_get_filter(&g, filter);
655    if (!f) {
656      owl_function_error("No %s filter defined", filter);
657      return;
658    }
659  }
660
661  curmsg=owl_global_get_curmsg(&g);
662  viewsize=owl_view_get_size(v);
663  found=0;
664
665  /* just check to make sure we're in bounds... */
666  if (curmsg<0) curmsg=0;
667
668  for (i=curmsg-1; i>=0; i--) {
669    m=owl_view_get_element(v, i);
670    if (skip_deleted && owl_message_is_delete(m)) continue;
671    if (f && !owl_filter_message_match(f, m)) continue;
672    found = 1;
673    break;
674  }
675
676  if (i<0) i=0;
677
678  if (!found) {
679    owl_function_makemsg("already at first%s message%s%s",
680                         skip_deleted?" non-deleted":"",
681                         filter?" in ":"", filter?filter:"");
682    /* if (!skip_deleted) owl_function_beep(); */
683  }
684
685  if (first_if_none || found) {
686    owl_global_set_curmsg(&g, i);
687    owl_function_calculate_topmsg(OWL_DIRECTION_UPWARDS);
688    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
689    owl_global_set_direction_upwards(&g);
690  }
691}
692
693void owl_function_nextmsg()
694{
695  owl_function_nextmsg_full(NULL, 0, 1);
696}
697
698void owl_function_prevmsg()
699{
700  owl_function_prevmsg_full(NULL, 0, 1);
701}
702
703void owl_function_nextmsg_notdeleted()
704{
705  owl_function_nextmsg_full(NULL, 1, 1);
706}
707
708void owl_function_prevmsg_notdeleted()
709{
710  owl_function_prevmsg_full(NULL, 1, 1);
711}
712
713void owl_function_nextmsg_personal()
714{
715  owl_function_nextmsg_full("personal", 0, 0);
716}
717
718void owl_function_prevmsg_personal()
719{
720  owl_function_prevmsg_full("personal", 0, 0);
721}
722
723
724/* if move_after is 1, moves after the delete */
725void owl_function_deletecur(int move_after)
726{
727  int curmsg;
728  owl_view *v;
729
730  v=owl_global_get_current_view(&g);
731
732  /* bail if there's no current message */
733  if (owl_view_get_size(v) < 1) {
734    owl_function_error("No current message to delete");
735    return;
736  }
737
738  /* mark the message for deletion */
739  curmsg=owl_global_get_curmsg(&g);
740  owl_view_delete_element(v, curmsg);
741
742  if (move_after) {
743    /* move the poiner in the appropriate direction
744     * to the next undeleted msg */
745    if (owl_global_get_direction(&g)==OWL_DIRECTION_UPWARDS) {
746      owl_function_prevmsg_notdeleted();
747    } else {
748      owl_function_nextmsg_notdeleted();
749    }
750  }
751}
752
753void owl_function_undeletecur(int move_after)
754{
755  int curmsg;
756  owl_view *v;
757
758  v=owl_global_get_current_view(&g);
759 
760  if (owl_view_get_size(v) < 1) {
761    owl_function_error("No current message to undelete");
762    return;
763  }
764  curmsg=owl_global_get_curmsg(&g);
765
766  owl_view_undelete_element(v, curmsg);
767
768  if (move_after) {
769    if (owl_global_get_direction(&g)==OWL_DIRECTION_UPWARDS) {
770      if (curmsg>0) {
771        owl_function_prevmsg();
772      } else {
773        owl_function_nextmsg();
774      }
775    } else {
776      owl_function_nextmsg();
777    }
778  }
779
780  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
781}
782
783void owl_function_expunge()
784{
785  int curmsg;
786  owl_message *m;
787  owl_messagelist *ml;
788  owl_view *v;
789  int lastmsgid=0;
790
791  curmsg=owl_global_get_curmsg(&g);
792  v=owl_global_get_current_view(&g);
793  ml=owl_global_get_msglist(&g);
794
795  m=owl_view_get_element(v, curmsg);
796  if (m) lastmsgid = owl_message_get_id(m);
797
798  /* expunge the message list */
799  owl_messagelist_expunge(ml);
800
801  /* update all views (we only have one right now) */
802  owl_view_recalculate(v);
803
804  /* find where the new position should be
805     (as close as possible to where we last where) */
806  curmsg = owl_view_get_nearest_to_msgid(v, lastmsgid);
807  if (curmsg>owl_view_get_size(v)-1) curmsg = owl_view_get_size(v)-1;
808  if (curmsg<0) curmsg = 0;
809  owl_global_set_curmsg(&g, curmsg);
810  owl_function_calculate_topmsg(OWL_DIRECTION_NONE);
811  /* if there are no messages set the direction to down in case we
812     delete everything upwards */
813  owl_global_set_direction_downwards(&g);
814 
815  owl_function_makemsg("Messages expunged");
816  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
817}
818
819void owl_function_firstmsg()
820{
821  owl_global_set_curmsg(&g, 0);
822  owl_global_set_topmsg(&g, 0);
823  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
824  owl_global_set_direction_downwards(&g);
825}
826
827void owl_function_lastmsg_noredisplay()
828{
829  int oldcurmsg, curmsg;
830  owl_view *v;
831
832  v=owl_global_get_current_view(&g);
833  oldcurmsg=owl_global_get_curmsg(&g);
834  curmsg=owl_view_get_size(v)-1; 
835  if (curmsg<0) curmsg=0;
836  owl_global_set_curmsg(&g, curmsg);
837  if (oldcurmsg < curmsg) {
838    owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
839  } else if (curmsg<owl_view_get_size(v)) {
840    /* If already at the end, blank the screen and move curmsg
841     * past the end of the messages. */
842    owl_global_set_topmsg(&g, curmsg+1);
843    owl_global_set_curmsg(&g, curmsg+1);
844  } 
845  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
846  owl_global_set_direction_downwards(&g);
847}
848
849void owl_function_lastmsg()
850{
851  owl_function_lastmsg_noredisplay();
852  owl_mainwin_redisplay(owl_global_get_mainwin(&g)); 
853}
854
855void owl_function_shift_right()
856{
857  owl_global_set_rightshift(&g, owl_global_get_rightshift(&g)+10);
858  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
859  owl_global_set_needrefresh(&g);
860}
861
862void owl_function_shift_left()
863{
864  int shift;
865
866  shift=owl_global_get_rightshift(&g);
867  if (shift>=10) {
868    owl_global_set_rightshift(&g, shift-10);
869    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
870    owl_global_set_needrefresh(&g);
871  } else {
872    owl_function_beep();
873    owl_function_makemsg("Already full left");
874  }
875}
876
877void owl_function_unsuball()
878{
879  unsuball();
880  owl_function_makemsg("Unsubscribed from all messages.");
881}
882
883
884/* Load zephyr subscriptions from the named 'file' and load zephyr's
885 * default subscriptions as well.  An error message is printed if
886 * 'file' can't be opened or if zephyr reports an error in
887 * subscribing.
888 *
889 * If 'file' is NULL, this look for the default filename
890 * $HOME/.zephyr.subs.  If the file can not be opened in this case
891 * only, no error message is printed.
892 */
893void owl_function_loadsubs(char *file)
894{
895  int ret, ret2;
896  char *foo, *path;
897
898  if (file==NULL) {
899    ret=owl_zephyr_loadsubs(NULL, 0);
900  } else {
901    path = owl_util_makepath(file);
902    ret=owl_zephyr_loadsubs(path, 1);
903    free(path);
904  }
905
906  /* for backwards compatibility for now */
907  ret2=owl_zephyr_loaddefaultsubs();
908
909  if (!owl_context_is_interactive(owl_global_get_context(&g))) return;
910
911  foo=file?file:"file";
912  if (ret==0 && ret2==0) {
913    if (!file) {
914      owl_function_makemsg("Subscribed to messages.");
915    } else {
916      owl_function_makemsg("Subscribed to messages from %s", file);
917    }
918  } else if (ret==-1) {
919    owl_function_error("Could not read %s", foo);
920  } else {
921    owl_function_error("Error subscribing to messages");
922  }
923}
924
925void owl_function_loadloginsubs(char *file)
926{
927  int ret;
928
929  ret=owl_zephyr_loadloginsubs(file);
930
931  if (!owl_context_is_interactive(owl_global_get_context(&g))) return;
932  if (ret==0) {
933    owl_function_makemsg("Subscribed to login messages from file.");
934  } else if (ret==-1) {
935    owl_function_error("Could not open file for login subscriptions.");
936  } else {
937    owl_function_error("Error subscribing to login messages from file.");
938  }
939}
940
941void owl_function_suspend()
942{
943  endwin();
944  printf("\n");
945  kill(getpid(), SIGSTOP);
946
947  /* resize to reinitialize all the windows when we come back */
948  owl_command_resize();
949}
950
951void owl_function_zaway_toggle()
952{
953  if (!owl_global_is_zaway(&g)) {
954    owl_global_set_zaway_msg(&g, owl_global_get_zaway_msg_default(&g));
955    owl_function_zaway_on();
956  } else {
957    owl_function_zaway_off();
958  }
959}
960
961void owl_function_zaway_on()
962{
963  owl_global_set_zaway_on(&g);
964  owl_function_makemsg("zaway set (%s)", owl_global_get_zaway_msg(&g));
965}
966
967void owl_function_zaway_off()
968{
969  owl_global_set_zaway_off(&g);
970  owl_function_makemsg("zaway off");
971}
972
973void owl_function_aaway_toggle()
974{
975  if (!owl_global_is_aaway(&g)) {
976    owl_global_set_aaway_msg(&g, owl_global_get_aaway_msg_default(&g));
977    owl_function_aaway_on();
978  } else {
979    owl_function_aaway_off();
980  }
981}
982
983void owl_function_aaway_on()
984{
985  owl_global_set_aaway_on(&g);
986  /* owl_aim_set_awaymsg(owl_global_get_zaway_msg(&g)); */
987  owl_function_makemsg("AIM away set (%s)", owl_global_get_aaway_msg(&g));
988}
989
990void owl_function_aaway_off()
991{
992  owl_global_set_aaway_off(&g);
993  /* owl_aim_set_awaymsg(""); */
994  owl_function_makemsg("AIM away off");
995}
996
997void owl_function_quit()
998{
999  char *ret;
1000 
1001  /* zlog out if we need to */
1002  if (owl_global_is_shutdownlogout(&g)) {
1003    owl_zephyr_zlog_out();
1004  }
1005
1006  /* execute the commands in shutdown */
1007  ret = owl_perlconfig_execute("owl::shutdown();");
1008  if (ret) owl_free(ret);
1009
1010  /* signal our child process, if any */
1011  if (owl_global_get_newmsgproc_pid(&g)) {
1012    kill(owl_global_get_newmsgproc_pid(&g), SIGHUP);
1013  }
1014
1015  /* Quit zephyr */
1016  owl_zephyr_shutdown();
1017 
1018  /* Quit AIM */
1019  if (owl_global_is_aimloggedin(&g)) {
1020    owl_aim_logout();
1021  }
1022
1023  /* done with curses */
1024  endwin();
1025
1026  /* restore terminal settings */
1027  tcsetattr(0, TCSAFLUSH, owl_global_get_startup_tio(&g));
1028
1029  owl_function_debugmsg("Quitting Owl");
1030  exit(0);
1031}
1032
1033void owl_function_calculate_topmsg(int direction)
1034{
1035  int recwinlines, topmsg, curmsg;
1036  owl_view *v;
1037
1038  v=owl_global_get_current_view(&g);
1039  curmsg=owl_global_get_curmsg(&g);
1040  topmsg=owl_global_get_topmsg(&g);
1041  recwinlines=owl_global_get_recwin_lines(&g);
1042
1043  /*
1044  if (owl_view_get_size(v) < 1) {
1045    return;
1046  }
1047  */
1048
1049  switch (owl_global_get_scrollmode(&g)) {
1050  case OWL_SCROLLMODE_TOP:
1051    topmsg = owl_function_calculate_topmsg_top(direction, v, curmsg, topmsg, recwinlines);
1052    break;
1053  case OWL_SCROLLMODE_NEARTOP:
1054    topmsg = owl_function_calculate_topmsg_neartop(direction, v, curmsg, topmsg, recwinlines);
1055    break;
1056  case OWL_SCROLLMODE_CENTER:
1057    topmsg = owl_function_calculate_topmsg_center(direction, v, curmsg, topmsg, recwinlines);
1058    break;
1059  case OWL_SCROLLMODE_PAGED:
1060    topmsg = owl_function_calculate_topmsg_paged(direction, v, curmsg, topmsg, recwinlines, 0);
1061    break;
1062  case OWL_SCROLLMODE_PAGEDCENTER:
1063    topmsg = owl_function_calculate_topmsg_paged(direction, v, curmsg, topmsg, recwinlines, 1);
1064    break;
1065  case OWL_SCROLLMODE_NORMAL:
1066  default:
1067    topmsg = owl_function_calculate_topmsg_normal(direction, v, curmsg, topmsg, recwinlines);
1068  }
1069  owl_function_debugmsg("Calculated a topmsg of %i", topmsg);
1070  owl_global_set_topmsg(&g, topmsg);
1071}
1072
1073/* Returns what the new topmsg should be. 
1074 * Passed the last direction of movement,
1075 * the current view,
1076 * the current message number in the view,
1077 * the top message currently being displayed,
1078 * and the number of lines in the recwin.
1079 */
1080int owl_function_calculate_topmsg_top(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1081{
1082  return(curmsg);
1083}
1084
1085int owl_function_calculate_topmsg_neartop(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1086{
1087  if (curmsg>0 
1088      && (owl_message_get_numlines(owl_view_get_element(v, curmsg-1))
1089          <  recwinlines/2)) {
1090    return(curmsg-1);
1091  } else {
1092    return(curmsg);
1093  }
1094}
1095 
1096int owl_function_calculate_topmsg_center(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1097{
1098  int i, last, lines;
1099
1100  last = curmsg;
1101  lines = 0;
1102  for (i=curmsg-1; i>=0; i--) {
1103    lines += owl_message_get_numlines(owl_view_get_element(v, i));
1104    if (lines > recwinlines/2) break;
1105    last = i;
1106  }
1107  return(last);
1108}
1109 
1110int owl_function_calculate_topmsg_paged(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines, int center_on_page)
1111{
1112  int i, last, lines, savey;
1113 
1114  /* If we're off the top of the screen, scroll up such that the
1115   * curmsg is near the botton of the screen. */
1116  if (curmsg < topmsg) {
1117    last = curmsg;
1118    lines = 0;
1119    for (i=curmsg; i>=0; i--) {
1120      lines += owl_message_get_numlines(owl_view_get_element(v, i));
1121      if (lines > recwinlines) break;
1122    last = i;
1123    }
1124    if (center_on_page) {
1125      return(owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines));
1126    } else {
1127      return(last);
1128    }
1129  }
1130
1131  /* Find number of lines from top to bottom of curmsg (store in savey) */
1132  savey=0;
1133  for (i=topmsg; i<=curmsg; i++) {
1134    savey+=owl_message_get_numlines(owl_view_get_element(v, i));
1135  }
1136
1137  /* if we're off the bottom of the screen, scroll down */
1138  if (savey > recwinlines) {
1139    if (center_on_page) {
1140      return(owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines));
1141    } else {
1142      return(curmsg);
1143    }
1144  }
1145
1146  /* else just stay as we are... */
1147  return(topmsg);
1148}
1149
1150int owl_function_calculate_topmsg_normal(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1151{
1152  int savey, i, foo, y;
1153
1154  if (curmsg<0) return(topmsg);
1155   
1156  /* If we're off the top of the screen then center */
1157  if (curmsg<topmsg) {
1158    topmsg=owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines);
1159  }
1160
1161  /* If curmsg is so far past topmsg that there are more messages than
1162     lines, skip the line counting that follows because we're
1163     certainly off screen.  */
1164  savey=curmsg-topmsg;
1165  if (savey <= recwinlines) {
1166    /* Find number of lines from top to bottom of curmsg (store in savey) */
1167    savey = 0;
1168    for (i=topmsg; i<=curmsg; i++) {
1169      savey+=owl_message_get_numlines(owl_view_get_element(v, i));
1170    }
1171  }
1172
1173  /* If we're off the bottom of the screen, set the topmsg to curmsg
1174   * and scroll upwards */
1175  if (savey > recwinlines) {
1176    topmsg=curmsg;
1177    savey=owl_message_get_numlines(owl_view_get_element(v, curmsg));
1178    direction=OWL_DIRECTION_UPWARDS;
1179  }
1180 
1181  /* If our bottom line is less than 1/4 down the screen then scroll up */
1182  if (direction == OWL_DIRECTION_UPWARDS || direction == OWL_DIRECTION_NONE) {
1183    if (savey < (recwinlines / 4)) {
1184      y=0;
1185      for (i=curmsg; i>=0; i--) {
1186        foo=owl_message_get_numlines(owl_view_get_element(v, i));
1187        /* will we run the curmsg off the screen? */
1188        if ((foo+y) >= recwinlines) {
1189          i++;
1190          if (i>curmsg) i=curmsg;
1191          break;
1192        }
1193        /* have saved 1/2 the screen space? */
1194        y+=foo;
1195        if (y > (recwinlines / 2)) break;
1196      }
1197      if (i<0) i=0;
1198      return(i);
1199    }
1200  }
1201
1202  if (direction == OWL_DIRECTION_DOWNWARDS || direction == OWL_DIRECTION_NONE) {
1203    /* If curmsg bottom line is more than 3/4 down the screen then scroll down */
1204    if (savey > ((recwinlines * 3)/4)) {
1205      y=0;
1206      /* count lines from the top until we can save 1/2 the screen size */
1207      for (i=topmsg; i<curmsg; i++) {
1208        y+=owl_message_get_numlines(owl_view_get_element(v, i));
1209        if (y > (recwinlines / 2)) break;
1210      }
1211      if (i==curmsg) {
1212        i--;
1213      }
1214      return(i+1);
1215    }
1216  }
1217
1218  return(topmsg);
1219}
1220
1221void owl_function_resize()
1222{
1223  owl_global_set_resize_pending(&g);
1224}
1225
1226void owl_function_run_buffercommand()
1227{
1228  char *buff, *ptr;
1229
1230  buff=owl_global_get_buffercommand(&g);
1231  if (!strncmp(buff, "zwrite ", 7)) {
1232    owl_function_zwrite(buff, owl_editwin_get_text(owl_global_get_typwin(&g)));
1233  } else if (!strncmp(buff, "zcrypt ", 7)) {
1234    owl_function_zcrypt(buff, owl_editwin_get_text(owl_global_get_typwin(&g)));
1235  } else if (!strncmp(buff, "aimwrite ", 9)) {
1236    owl_function_aimwrite(buff+9);
1237  } else if (!strncmp(buff, "loopwrite", 9) || !strncmp(buff, "loopwrite ", 10)) {
1238    owl_function_loopwrite();
1239  } else if (!strncmp(buff, "aimlogin ", 9)) {
1240    ptr=owl_sprintf("%s %s", buff, owl_global_get_response(&g));
1241    owl_function_command(ptr);
1242    owl_free(ptr);
1243  } else {
1244    owl_function_error("Internal error: invalid buffercommand %s", buff);
1245  }
1246}
1247
1248void owl_function_debugmsg(char *fmt, ...)
1249{
1250  FILE *file;
1251  time_t now;
1252  char buff1[LINE], buff2[LINE];
1253  va_list ap;
1254  va_start(ap, fmt);
1255
1256  if (!owl_global_is_debug_fast(&g)) return;
1257
1258  file=fopen(owl_global_get_debug_file(&g), "a");
1259  if (!file) return;
1260
1261  now=time(NULL);
1262  strcpy(buff1, ctime(&now));
1263  buff1[strlen(buff1)-1]='\0';
1264
1265  owl_global_get_runtime_string(&g, buff2);
1266 
1267  fprintf(file, "[%i -  %s - %s]: ", (int) getpid(), buff1, buff2);
1268  vfprintf(file, fmt, ap);
1269  fprintf(file, "\n");
1270  fclose(file);
1271
1272  va_end(ap);
1273}
1274
1275void owl_function_refresh()
1276{
1277  owl_function_resize();
1278}
1279
1280void owl_function_beep()
1281{
1282  if (owl_global_is_bell(&g)) {
1283    beep();
1284    owl_global_set_needrefresh(&g); /* do we really need this? */
1285  }
1286}
1287
1288void owl_function_subscribe(char *class, char *inst, char *recip)
1289{
1290  int ret;
1291
1292  ret=owl_zephyr_sub(class, inst, recip);
1293  if (ret) {
1294    owl_function_error("Error subscribing.");
1295  } else {
1296    owl_function_makemsg("Subscribed.");
1297  }
1298}
1299
1300void owl_function_unsubscribe(char *class, char *inst, char *recip)
1301{
1302  int ret;
1303
1304  ret=owl_zephyr_unsub(class, inst, recip);
1305  if (ret) {
1306    owl_function_error("Error subscribing.");
1307  } else {
1308    owl_function_makemsg("Unsubscribed.");
1309  }
1310}
1311
1312void owl_function_set_cursor(WINDOW *win)
1313{
1314  wnoutrefresh(win);
1315}
1316
1317void owl_function_full_redisplay()
1318{
1319  redrawwin(owl_global_get_curs_recwin(&g));
1320  redrawwin(owl_global_get_curs_sepwin(&g));
1321  redrawwin(owl_global_get_curs_typwin(&g));
1322  redrawwin(owl_global_get_curs_msgwin(&g));
1323
1324  wnoutrefresh(owl_global_get_curs_recwin(&g));
1325  wnoutrefresh(owl_global_get_curs_sepwin(&g));
1326  wnoutrefresh(owl_global_get_curs_typwin(&g));
1327  wnoutrefresh(owl_global_get_curs_msgwin(&g));
1328 
1329  sepbar("");
1330  owl_function_makemsg("");
1331
1332  owl_global_set_needrefresh(&g);
1333}
1334
1335void owl_function_popless_text(char *text)
1336{
1337  owl_popwin *pw;
1338  owl_viewwin *v;
1339
1340  pw=owl_global_get_popwin(&g);
1341  v=owl_global_get_viewwin(&g);
1342
1343  owl_popwin_up(pw);
1344  owl_viewwin_init_text(v, owl_popwin_get_curswin(pw),
1345                        owl_popwin_get_lines(pw), owl_popwin_get_cols(pw),
1346                        text);
1347  owl_popwin_refresh(pw);
1348  owl_viewwin_redisplay(v, 0);
1349  owl_global_set_needrefresh(&g);
1350}
1351
1352void owl_function_popless_fmtext(owl_fmtext *fm)
1353{
1354  owl_popwin *pw;
1355  owl_viewwin *v;
1356
1357  pw=owl_global_get_popwin(&g);
1358  v=owl_global_get_viewwin(&g);
1359
1360  owl_popwin_up(pw);
1361  owl_viewwin_init_fmtext(v, owl_popwin_get_curswin(pw),
1362                   owl_popwin_get_lines(pw), owl_popwin_get_cols(pw),
1363                   fm);
1364  owl_popwin_refresh(pw);
1365  owl_viewwin_redisplay(v, 0);
1366  owl_global_set_needrefresh(&g);
1367}
1368
1369void owl_function_popless_file(char *filename)
1370{
1371  owl_fmtext fm;
1372  FILE *file;
1373  char buff[1024];
1374
1375  file=fopen(filename, "r");
1376  if (!file) {
1377    owl_function_error("Could not open file: %s", filename);
1378    return;
1379  }
1380
1381  owl_fmtext_init_null(&fm);
1382  while (fgets(buff, 1024, file)) {
1383    owl_fmtext_append_normal(&fm, buff);
1384    /*    owl_fmtext_append_normal(&fm, "\n"); */
1385  }
1386
1387  owl_function_popless_fmtext(&fm);
1388  owl_fmtext_free(&fm);
1389  fclose(file);
1390}
1391
1392void owl_function_about()
1393{
1394  owl_function_show_license();
1395}
1396
1397void owl_function_info()
1398{
1399  owl_message *m;
1400  owl_fmtext fm, attrfm;
1401  char *buff;
1402  owl_view *v;
1403#ifdef HAVE_LIBZEPHYR
1404  ZNotice_t *n;
1405#endif
1406
1407  owl_fmtext_init_null(&fm);
1408 
1409  v=owl_global_get_current_view(&g);
1410  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1411  if (!m || owl_view_get_size(v)==0) {
1412    owl_function_error("No message selected\n");
1413    return;
1414  }
1415
1416  owl_fmtext_append_bold(&fm, "General Information:\n");
1417  owl_fmtext_append_normal(&fm, "  Msg Id    : ");
1418  buff=owl_sprintf("%i", owl_message_get_id(m));
1419  owl_fmtext_append_normal(&fm, buff);
1420  owl_free(buff);
1421  owl_fmtext_append_normal(&fm, "\n");
1422
1423  owl_fmtext_append_normal(&fm, "  Type      : ");
1424  owl_fmtext_append_bold(&fm, owl_message_get_type(m));
1425  owl_fmtext_append_normal(&fm, "\n");
1426
1427  if (owl_message_is_direction_in(m)) {
1428    owl_fmtext_append_normal(&fm, "  Direction : in\n");
1429  } else if (owl_message_is_direction_out(m)) {
1430    owl_fmtext_append_normal(&fm, "  Direction : out\n");
1431  } else if (owl_message_is_direction_none(m)) {
1432    owl_fmtext_append_normal(&fm, "  Direction : none\n");
1433  } else {
1434    owl_fmtext_append_normal(&fm, "  Direction : unknown\n");
1435  }
1436
1437  owl_fmtext_append_normal(&fm, "  Time      : ");
1438  owl_fmtext_append_normal(&fm, owl_message_get_timestr(m));
1439  owl_fmtext_append_normal(&fm, "\n");
1440
1441  if (!owl_message_is_type_admin(m)) {
1442    owl_fmtext_append_normal(&fm, "  Sender    : ");
1443    owl_fmtext_append_normal(&fm, owl_message_get_sender(m));
1444    owl_fmtext_append_normal(&fm, "\n");
1445   
1446    owl_fmtext_append_normal(&fm, "  Recipient : ");
1447    owl_fmtext_append_normal(&fm, owl_message_get_recipient(m));
1448    owl_fmtext_append_normal(&fm, "\n");
1449  }
1450   
1451  if (owl_message_is_type_zephyr(m)) {
1452    owl_fmtext_append_bold(&fm, "\nZephyr Specific Information:\n");
1453   
1454    owl_fmtext_append_normal(&fm, "  Class     : ");
1455    owl_fmtext_append_normal(&fm, owl_message_get_class(m));
1456    owl_fmtext_append_normal(&fm, "\n");
1457    owl_fmtext_append_normal(&fm, "  Instance  : ");
1458    owl_fmtext_append_normal(&fm, owl_message_get_instance(m));
1459    owl_fmtext_append_normal(&fm, "\n");
1460    owl_fmtext_append_normal(&fm, "  Opcode    : ");
1461    owl_fmtext_append_normal(&fm, owl_message_get_opcode(m));
1462    owl_fmtext_append_normal(&fm, "\n");
1463   
1464    owl_fmtext_append_normal(&fm, "  Time      : ");
1465    owl_fmtext_append_normal(&fm, owl_message_get_timestr(m));
1466    owl_fmtext_append_normal(&fm, "\n");
1467#ifdef HAVE_LIBZEPHYR
1468    if (owl_message_is_direction_in(m)) {
1469      char *ptr, tmpbuff[1024];
1470      int i, j, fields, len;
1471
1472      n=owl_message_get_notice(m);
1473
1474      if (!owl_message_is_pseudo(m)) {
1475        owl_fmtext_append_normal(&fm, "  Kind      : ");
1476        if (n->z_kind==UNSAFE) {
1477          owl_fmtext_append_normal(&fm, "UNSAFE\n");
1478        } else if (n->z_kind==UNACKED) {
1479          owl_fmtext_append_normal(&fm, "UNACKED\n");
1480        } else if (n->z_kind==ACKED) {
1481          owl_fmtext_append_normal(&fm, "ACKED\n");
1482        } else if (n->z_kind==HMACK) {
1483          owl_fmtext_append_normal(&fm, "HMACK\n");
1484        } else if (n->z_kind==HMCTL) {
1485          owl_fmtext_append_normal(&fm, "HMCTL\n");
1486        } else if (n->z_kind==SERVACK) {
1487          owl_fmtext_append_normal(&fm, "SERVACK\n");
1488        } else if (n->z_kind==SERVNAK) {
1489          owl_fmtext_append_normal(&fm, "SERVNACK\n");
1490        } else if (n->z_kind==CLIENTACK) {
1491          owl_fmtext_append_normal(&fm, "CLIENTACK\n");
1492        } else if (n->z_kind==STAT) {
1493          owl_fmtext_append_normal(&fm, "STAT\n");
1494        } else {
1495          owl_fmtext_append_normal(&fm, "ILLEGAL VALUE\n");
1496        }
1497      }
1498      owl_fmtext_append_normal(&fm, "  Host      : ");
1499      owl_fmtext_append_normal(&fm, owl_message_get_hostname(m));
1500
1501      if (!owl_message_is_pseudo(m)) {
1502        owl_fmtext_append_normal(&fm, "\n");
1503        buff=owl_sprintf("  Port      : %i\n", ntohs(n->z_port));
1504        owl_fmtext_append_normal(&fm, buff);
1505        owl_free(buff);
1506
1507        owl_fmtext_append_normal(&fm,    "  Auth      : ");
1508        owl_fmtext_append_normal(&fm, owl_zephyr_get_authstr(n));
1509        owl_fmtext_append_normal(&fm, "\n");
1510       
1511        buff=owl_sprintf("  Checkd Ath: %i\n  Multi notc: %s\n  Num other : %i\n  Msg Len   : %i\n",
1512                         n->z_checked_auth,
1513                         n->z_multinotice,
1514                         n->z_num_other_fields,
1515                         n->z_message_len);
1516        owl_fmtext_append_normal(&fm, buff);
1517        owl_free(buff);
1518       
1519        buff=owl_sprintf("  Fields    : %i\n", owl_zephyr_get_num_fields(n));
1520        owl_fmtext_append_normal(&fm, buff);
1521        owl_free(buff);
1522       
1523        fields=owl_zephyr_get_num_fields(n);
1524        for (i=0; i<fields; i++) {
1525          buff=owl_sprintf("  Field %i   : ", i+1);
1526          owl_fmtext_append_normal(&fm, buff);
1527          owl_free(buff);
1528         
1529          ptr=owl_zephyr_get_field(n, i+1);
1530          len=strlen(ptr);
1531          if (len<30) {
1532            strncpy(tmpbuff, ptr, len);
1533            tmpbuff[len]='\0';
1534          } else {
1535            strncpy(tmpbuff, ptr, 30);
1536            tmpbuff[30]='\0';
1537            strcat(tmpbuff, "...");
1538          }
1539          owl_free(ptr);
1540         
1541          for (j=0; j<strlen(tmpbuff); j++) {
1542            if (tmpbuff[j]=='\n') tmpbuff[j]='~';
1543            if (tmpbuff[j]=='\r') tmpbuff[j]='!';
1544          }
1545         
1546          owl_fmtext_append_normal(&fm, tmpbuff);
1547          owl_fmtext_append_normal(&fm, "\n");
1548        }
1549        owl_fmtext_append_normal(&fm, "  Default Fm:");
1550        owl_fmtext_append_normal(&fm, n->z_default_format);
1551      }
1552     
1553    }
1554#endif   
1555  }
1556
1557  if (owl_message_is_type_aim(m)) {
1558    owl_fmtext_append_bold(&fm, "\nAIM Specific Information:\n");
1559  }
1560
1561  owl_fmtext_append_bold(&fm, "\nOwl Message Attributes:\n");
1562  owl_message_attributes_tofmtext(m, &attrfm);
1563  owl_fmtext_append_fmtext(&fm, &attrfm);
1564 
1565  owl_function_popless_fmtext(&fm);
1566  owl_fmtext_free(&fm);
1567  owl_fmtext_free(&attrfm);
1568}
1569
1570/* print the current message in a popup window.
1571 * Use the 'default' style regardless of whatever
1572 * style the user may be using
1573 */
1574void owl_function_curmsg_to_popwin()
1575{
1576  owl_popwin *pw;
1577  owl_view *v;
1578  owl_message *m;
1579  owl_style *s;
1580  owl_fmtext fm;
1581
1582  v=owl_global_get_current_view(&g);
1583  s=owl_global_get_style_by_name(&g, "default");
1584  pw=owl_global_get_popwin(&g);
1585
1586  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1587
1588  if (!m || owl_view_get_size(v)==0) {
1589    owl_function_error("No current message");
1590    return;
1591  }
1592
1593  owl_fmtext_init_null(&fm);
1594  owl_style_get_formattext(s, &fm, m);
1595
1596  owl_function_popless_fmtext(&fm);
1597  owl_fmtext_free(&fm);
1598}
1599
1600void owl_function_page_curmsg(int step)
1601{
1602  /* scroll down or up within the current message IF the message is truncated */
1603
1604  int offset, curmsg, lines;
1605  owl_view *v;
1606  owl_message *m;
1607
1608  offset=owl_global_get_curmsg_vert_offset(&g);
1609  v=owl_global_get_current_view(&g);
1610  curmsg=owl_global_get_curmsg(&g);
1611  m=owl_view_get_element(v, curmsg);
1612  if (!m || owl_view_get_size(v)==0) return;
1613  lines=owl_message_get_numlines(m);
1614
1615  if (offset==0) {
1616    /* Bail if the curmsg isn't the last one displayed */
1617    if (curmsg != owl_mainwin_get_last_msg(owl_global_get_mainwin(&g))) {
1618      owl_function_makemsg("The entire message is already displayed");
1619      return;
1620    }
1621   
1622    /* Bail if we're not truncated */
1623    if (!owl_mainwin_is_curmsg_truncated(owl_global_get_mainwin(&g))) {
1624      owl_function_makemsg("The entire message is already displayed");
1625      return;
1626    }
1627  }
1628 
1629 
1630  /* don't scroll past the last line */
1631  if (step>0) {
1632    if (offset+step > lines-1) {
1633      owl_global_set_curmsg_vert_offset(&g, lines-1);
1634    } else {
1635      owl_global_set_curmsg_vert_offset(&g, offset+step);
1636    }
1637  }
1638
1639  /* would we be before the beginning of the message? */
1640  if (step<0) {
1641    if (offset+step<0) {
1642      owl_global_set_curmsg_vert_offset(&g, 0);
1643    } else {
1644      owl_global_set_curmsg_vert_offset(&g, offset+step);
1645    }
1646  }
1647 
1648  /* redisplay */
1649  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1650  owl_global_set_needrefresh(&g);
1651}
1652
1653void owl_function_resize_typwin(int newsize)
1654{
1655  owl_global_set_typwin_lines(&g, newsize);
1656  owl_function_resize();
1657}
1658
1659void owl_function_typwin_grow()
1660{
1661  int i;
1662
1663  i=owl_global_get_typwin_lines(&g);
1664  owl_function_resize_typwin(i+1);
1665}
1666
1667void owl_function_typwin_shrink()
1668{
1669  int i;
1670
1671  i=owl_global_get_typwin_lines(&g);
1672  if (i>2) {
1673    owl_function_resize_typwin(i-1);
1674  }
1675}
1676
1677void owl_function_mainwin_pagedown()
1678{
1679  int i;
1680
1681  i=owl_mainwin_get_last_msg(owl_global_get_mainwin(&g));
1682  if (i<0) return;
1683  if (owl_mainwin_is_last_msg_truncated(owl_global_get_mainwin(&g))
1684      && (owl_global_get_curmsg(&g) < i)
1685      && (i>0)) {
1686    i--;
1687  }
1688  owl_global_set_curmsg(&g, i);
1689  owl_function_nextmsg();
1690}
1691
1692void owl_function_mainwin_pageup()
1693{
1694  owl_global_set_curmsg(&g, owl_global_get_topmsg(&g));
1695  owl_function_prevmsg();
1696}
1697
1698void owl_function_getsubs()
1699{
1700  char *buff;
1701
1702  buff=owl_zephyr_getsubs();
1703
1704  if (buff) {
1705    owl_function_popless_text(buff);
1706  } else {
1707    owl_function_popless_text("Error getting subscriptions");
1708  }
1709           
1710  owl_free(buff);
1711}
1712
1713void owl_function_printallvars()
1714{
1715  char *name;
1716  char var[LINE];
1717  owl_list varnames;
1718  int i, numvarnames;
1719  GString *str   = g_string_new("");
1720
1721  g_string_append_printf(str, "%-20s = %s\n", "VARIABLE", "VALUE");
1722  g_string_append_printf(str, "%-20s   %s\n",  "--------", "-----");
1723  owl_variable_dict_get_names(owl_global_get_vardict(&g), &varnames);
1724  numvarnames = owl_list_get_size(&varnames);
1725  for (i=0; i<numvarnames; i++) {
1726    name = owl_list_get_element(&varnames, i);
1727    if (name && name[0]!='_') {
1728      g_string_append_printf(str, "\n%-20s = ", name);
1729      owl_variable_get_tostring(owl_global_get_vardict(&g), name, var, LINE);
1730      g_string_append(str, var);
1731    }
1732  }
1733  g_string_append(str, "\n");
1734  owl_variable_dict_namelist_free(&varnames);
1735
1736  owl_function_popless_text(str->str);
1737  g_string_free(str, TRUE);
1738}
1739
1740void owl_function_show_variables()
1741{
1742  owl_list varnames;
1743  owl_fmtext fm; 
1744  int i, numvarnames;
1745  char *varname;
1746
1747  owl_fmtext_init_null(&fm);
1748  owl_fmtext_append_bold(&fm, 
1749      "Variables: (use 'show variable <name>' for details)\n");
1750  owl_variable_dict_get_names(owl_global_get_vardict(&g), &varnames);
1751  numvarnames = owl_list_get_size(&varnames);
1752  for (i=0; i<numvarnames; i++) {
1753    varname = owl_list_get_element(&varnames, i);
1754    if (varname && varname[0]!='_') {
1755      owl_variable_describe(owl_global_get_vardict(&g), varname, &fm);
1756    }
1757  }
1758  owl_variable_dict_namelist_free(&varnames);
1759  owl_function_popless_fmtext(&fm);
1760  owl_fmtext_free(&fm);
1761}
1762
1763void owl_function_show_variable(char *name)
1764{
1765  owl_fmtext fm; 
1766
1767  owl_fmtext_init_null(&fm);
1768  owl_variable_get_help(owl_global_get_vardict(&g), name, &fm);
1769  owl_function_popless_fmtext(&fm);
1770  owl_fmtext_free(&fm); 
1771}
1772
1773/* note: this applies to global message list, not to view.
1774 * If flag is 1, deletes.  If flag is 0, undeletes. */
1775void owl_function_delete_by_id(int id, int flag)
1776{
1777  owl_messagelist *ml;
1778  owl_message *m;
1779  ml = owl_global_get_msglist(&g);
1780  m = owl_messagelist_get_by_id(ml, id);
1781  if (m) {
1782    if (flag == 1) {
1783      owl_message_mark_delete(m);
1784    } else if (flag == 0) {
1785      owl_message_unmark_delete(m);
1786    }
1787    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1788    owl_global_set_needrefresh(&g);
1789  } else {
1790    owl_function_error("No message with id %d: unable to mark for (un)delete",id);
1791  }
1792}
1793
1794void owl_function_delete_automsgs()
1795{
1796  /* mark for deletion all messages in the current view that match the
1797   * 'trash' filter */
1798
1799  int i, j, count;
1800  owl_message *m;
1801  owl_view *v;
1802  owl_filter *f;
1803
1804  /* get the trash filter */
1805  f=owl_global_get_filter(&g, "trash");
1806  if (!f) {
1807    owl_function_error("No trash filter defined");
1808    return;
1809  }
1810
1811  v=owl_global_get_current_view(&g);
1812
1813  count=0;
1814  j=owl_view_get_size(v);
1815  for (i=0; i<j; i++) {
1816    m=owl_view_get_element(v, i);
1817    if (owl_filter_message_match(f, m)) {
1818      count++;
1819      owl_message_mark_delete(m);
1820    }
1821  }
1822  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1823  owl_function_makemsg("%i messages marked for deletion", count);
1824  owl_global_set_needrefresh(&g);
1825}
1826
1827void owl_function_status()
1828{
1829  char cwdbuff[MAXPATHLEN+1];
1830  char *buff;
1831  time_t start;
1832  int up, days, hours, minutes;
1833  owl_fmtext fm;
1834
1835  owl_fmtext_init_null(&fm);
1836
1837  start=owl_global_get_starttime(&g);
1838
1839  owl_fmtext_append_normal(&fm, "General Information:\n");
1840
1841  owl_fmtext_append_normal(&fm, "  Version: ");
1842  owl_fmtext_append_normal(&fm, OWL_VERSION_STRING);
1843  owl_fmtext_append_normal(&fm, "\n");
1844
1845  owl_fmtext_append_normal(&fm, "  Startup Arugments: ");
1846  owl_fmtext_append_normal(&fm, owl_global_get_startupargs(&g));
1847  owl_fmtext_append_normal(&fm, "\n");
1848
1849  owl_fmtext_append_normal(&fm, "  Current Directory: ");
1850  if(getcwd(cwdbuff, MAXPATHLEN) == NULL) {
1851    owl_fmtext_append_normal(&fm, "<Error in getcwd>");
1852  } else {
1853    owl_fmtext_append_normal(&fm, cwdbuff);
1854  }
1855  owl_fmtext_append_normal(&fm, "\n");
1856
1857  buff=owl_sprintf("  Startup Time: %s", ctime(&start));
1858  owl_fmtext_append_normal(&fm, buff);
1859  owl_free(buff);
1860
1861  up=owl_global_get_runtime(&g);
1862  days=up/86400;
1863  up-=days*86400;
1864  hours=up/3600;
1865  up-=hours*3600;
1866  minutes=up/60;
1867  up-=minutes*60;
1868
1869  buff=owl_sprintf("  Run Time: %i days %2.2i:%2.2i:%2.2i\n", days, hours, minutes, up);
1870  owl_fmtext_append_normal(&fm, buff);
1871  owl_free(buff);
1872
1873  owl_fmtext_append_normal(&fm, "\nProtocol Options:\n");
1874  owl_fmtext_append_normal(&fm, "  Zephyr included    : ");
1875  if (owl_global_is_havezephyr(&g)) {
1876    owl_fmtext_append_normal(&fm, "yes\n");
1877  } else {
1878    owl_fmtext_append_normal(&fm, "no\n");
1879  }
1880  owl_fmtext_append_normal(&fm, "  AIM included       : yes\n");
1881  owl_fmtext_append_normal(&fm, "  Loopback included  : yes\n");
1882
1883
1884  owl_fmtext_append_normal(&fm, "\nBuild Options:\n");
1885  owl_fmtext_append_normal(&fm, "  Stderr redirection : ");
1886#if OWL_STDERR_REDIR
1887  owl_fmtext_append_normal(&fm, "yes\n");
1888#else
1889  owl_fmtext_append_normal(&fm, "no\n");
1890#endif
1891 
1892
1893  owl_fmtext_append_normal(&fm, "\nMemory Usage:\n");
1894  owl_fmtext_append_normal(&fm, "  Not currently available.\n");
1895
1896  owl_fmtext_append_normal(&fm, "\nAIM Status:\n");
1897  owl_fmtext_append_normal(&fm, "  Logged in: ");
1898  if (owl_global_is_aimloggedin(&g)) {
1899    owl_fmtext_append_normal(&fm, owl_global_get_aim_screenname(&g));
1900    owl_fmtext_append_normal(&fm, "\n");
1901  } else {
1902    owl_fmtext_append_normal(&fm, "(not logged in)\n");
1903  }
1904
1905  owl_fmtext_append_normal(&fm, "  Processing events: ");
1906  if (owl_global_is_doaimevents(&g)) {
1907    owl_fmtext_append_normal(&fm, "yes\n");
1908  } else {
1909    owl_fmtext_append_normal(&fm, "no\n");
1910  }
1911
1912  owl_function_popless_fmtext(&fm);
1913  owl_fmtext_free(&fm);
1914}
1915
1916void owl_function_show_term()
1917{
1918  owl_fmtext fm;
1919  char *buff;
1920
1921  owl_fmtext_init_null(&fm);
1922  buff=owl_sprintf("Terminal Lines: %i\nTerminal Columns: %i\n",
1923                   owl_global_get_lines(&g),
1924                   owl_global_get_cols(&g));
1925  owl_fmtext_append_normal(&fm, buff);
1926  owl_free(buff);
1927
1928  if (owl_global_get_hascolors(&g)) {
1929    owl_fmtext_append_normal(&fm, "Color: Yes\n");
1930    buff=owl_sprintf("Number of color pairs: %i\n", owl_global_get_colorpairs(&g));
1931    owl_fmtext_append_normal(&fm, buff);
1932    owl_free(buff);
1933    buff=owl_sprintf("Can change colors: %s\n", can_change_color() ? "yes" : "no");
1934    owl_fmtext_append_normal(&fm, buff);
1935    owl_free(buff);
1936  } else {
1937    owl_fmtext_append_normal(&fm, "Color: No\n");
1938  }
1939
1940  owl_function_popless_fmtext(&fm);
1941  owl_fmtext_free(&fm);
1942}
1943
1944/* if type = 0 then normal reply.
1945 * if type = 1 then it's a reply to sender
1946 * if enter = 0 then allow the command to be edited
1947 * if enter = 1 then don't wait for editing
1948 */
1949void owl_function_reply(int type, int enter)
1950{
1951  char *buff=NULL, *tmpbuff;
1952  owl_message *m;
1953  owl_filter *f;
1954 
1955  if (owl_view_get_size(owl_global_get_current_view(&g))==0) {
1956    owl_function_error("No message selected");
1957  } else {
1958    char *class, *inst, *to, *cc=NULL;
1959   
1960    m=owl_view_get_element(owl_global_get_current_view(&g), owl_global_get_curmsg(&g));
1961    if (!m) {
1962      owl_function_error("No message selected");
1963      return;
1964    }
1965
1966    /* first check if we catch the reply-lockout filter */
1967    f=owl_global_get_filter(&g, "reply-lockout");
1968    if (f) {
1969      if (owl_filter_message_match(f, m)) {
1970        owl_function_error("Sorry, replies to this message have been disabled by the reply-lockout filter");
1971        return;
1972      }
1973    }
1974
1975    /* admin */
1976    if (owl_message_is_type_admin(m)) {
1977      owl_function_error("You cannot reply to an admin message");
1978      return;
1979    }
1980
1981    /* loopback */
1982    if (owl_message_is_type_loopback(m)) {
1983      owl_function_loopwrite_setup();
1984      return;
1985    }
1986
1987    /* zephyr */
1988    if (owl_message_is_type_zephyr(m)) {
1989      /* if it's a zephyr we sent, send it out the same way again */
1990      if (owl_message_is_direction_out(m)) {
1991        owl_function_zwrite_setup(owl_message_get_zwriteline(m));
1992        owl_global_set_buffercommand(&g, owl_message_get_zwriteline(m));
1993        return;
1994      }
1995
1996      /* Special case a personal reply to a webzephyr user on a class */
1997      if ((type==1) && !strcasecmp(owl_message_get_opcode(m), OWL_WEBZEPHYR_OPCODE)) {
1998        class=OWL_WEBZEPHYR_CLASS;
1999        inst=owl_message_get_sender(m);
2000        to=OWL_WEBZEPHYR_PRINCIPAL;
2001      } else if (!strcasecmp(owl_message_get_class(m), OWL_WEBZEPHYR_CLASS) && owl_message_is_loginout(m)) {
2002        /* Special case LOGIN/LOGOUT notifications on class "webzephyr" */
2003        class=OWL_WEBZEPHYR_CLASS;
2004        inst=owl_message_get_instance(m);
2005        to=OWL_WEBZEPHYR_PRINCIPAL;
2006      } else if (owl_message_is_loginout(m)) {
2007        /* Normal LOGIN/LOGOUT messages */
2008        class="MESSAGE";
2009        inst="PERSONAL";
2010        to=owl_message_get_sender(m);
2011      } else if (type==1) {
2012        /* Personal reply */
2013        class="MESSAGE";
2014        inst="PERSONAL";
2015        to=owl_message_get_sender(m);
2016      } else {
2017        /* General reply */
2018        class=owl_message_get_class(m);
2019        inst=owl_message_get_instance(m);
2020        to=owl_message_get_recipient(m);
2021        cc=owl_message_get_cc(m);
2022        if (!strcmp(to, "") || !strcmp(to, "*")) {
2023          to="";
2024        } else if (to[0]=='@') {
2025          /* leave it, to get the realm */
2026        } else {
2027          to=owl_message_get_sender(m);
2028        }
2029      }
2030       
2031      /* create the command line */
2032      if (!strcasecmp(owl_message_get_opcode(m), "CRYPT")) {
2033        buff=owl_strdup("zcrypt");
2034      } else {
2035        buff=owl_strdup("zwrite");
2036      }
2037      if (strcasecmp(class, "message")) {
2038        tmpbuff=owl_sprintf("%s -c %s%s%s", buff, owl_getquoting(class), class, owl_getquoting(class));
2039        owl_free(buff);
2040        buff=tmpbuff;
2041      }
2042      if (strcasecmp(inst, "personal")) {
2043        tmpbuff=owl_sprintf("%s -i %s%s%s", buff, owl_getquoting(inst), inst, owl_getquoting(inst));
2044        owl_free(buff);
2045        buff=tmpbuff;
2046      }
2047      if (*to != '\0') {
2048        char *tmp, *oldtmp, *tmp2;
2049        tmp=short_zuser(to);
2050        if (cc) {
2051          tmp = owl_util_uniq(oldtmp=tmp, cc, "-");
2052          owl_free(oldtmp);
2053          tmpbuff=owl_sprintf("%s -C %s", buff, tmp);
2054          owl_free(buff);
2055          buff=tmpbuff;
2056        } else {
2057          if (owl_global_is_smartstrip(&g)) {
2058            tmp2=tmp;
2059            tmp=owl_zephyr_smartstripped_user(tmp2);
2060            owl_free(tmp2);
2061          }
2062          tmpbuff=owl_sprintf("%s %s", buff, tmp);
2063          owl_free(buff);
2064          buff=tmpbuff;
2065        }
2066        owl_free(tmp);
2067      }
2068      if (cc) owl_free(cc);
2069    }
2070
2071    /* aim */
2072    if (owl_message_is_type_aim(m)) {
2073      if (owl_message_is_direction_out(m)) {
2074        buff=owl_sprintf("aimwrite %s", owl_message_get_recipient(m));
2075      } else {
2076        buff=owl_sprintf("aimwrite %s", owl_message_get_sender(m));
2077      }
2078    }
2079   
2080    if (enter) {
2081      owl_history *hist = owl_global_get_cmd_history(&g);
2082      owl_history_store(hist, buff);
2083      owl_history_reset(hist);
2084      owl_function_command_norv(buff);
2085    } else {
2086      owl_function_start_command(buff);
2087    }
2088    owl_free(buff);
2089  }
2090}
2091
2092void owl_function_zlocate(int argc, char **argv, int auth)
2093{
2094  owl_fmtext fm;
2095  char *ptr, buff[LINE];
2096  int i;
2097
2098  owl_fmtext_init_null(&fm);
2099
2100  for (i=0; i<argc; i++) {
2101    ptr=long_zuser(argv[i]);
2102    owl_zephyr_zlocate(ptr, buff, auth);
2103    owl_fmtext_append_normal(&fm, buff);
2104    owl_free(ptr);
2105  }
2106
2107  owl_function_popless_fmtext(&fm);
2108  owl_fmtext_free(&fm);
2109}
2110
2111void owl_function_start_command(char *line)
2112{
2113  int i, j;
2114  owl_editwin *tw;
2115
2116  tw=owl_global_get_typwin(&g);
2117  owl_global_set_typwin_active(&g);
2118  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, 
2119                        owl_global_get_cmd_history(&g));
2120
2121  owl_editwin_set_locktext(tw, "command: ");
2122  owl_global_set_needrefresh(&g);
2123
2124  j=strlen(line);
2125  for (i=0; i<j; i++) {
2126    owl_editwin_process_char(tw, line[i]);
2127  }
2128  owl_editwin_redisplay(tw, 0);
2129
2130  owl_context_set_editline(owl_global_get_context(&g), tw);
2131  owl_function_activate_keymap("editline");
2132}
2133
2134void owl_function_start_question(char *line)
2135{
2136  owl_editwin *tw;
2137
2138  tw=owl_global_get_typwin(&g);
2139  owl_global_set_typwin_active(&g);
2140  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, owl_global_get_cmd_history(&g));
2141
2142  owl_editwin_set_locktext(tw, line);
2143  owl_global_set_needrefresh(&g);
2144
2145  owl_editwin_redisplay(tw, 0);
2146
2147  owl_context_set_editresponse(owl_global_get_context(&g), tw);
2148  owl_function_activate_keymap("editresponse");
2149}
2150
2151void owl_function_start_password(char *line)
2152{
2153  owl_editwin *tw;
2154
2155  tw=owl_global_get_typwin(&g);
2156  owl_global_set_typwin_active(&g);
2157  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, owl_global_get_cmd_history(&g));
2158  owl_editwin_set_echochar(tw, '*');
2159
2160  owl_editwin_set_locktext(tw, line);
2161  owl_global_set_needrefresh(&g);
2162
2163  owl_editwin_redisplay(tw, 0);
2164
2165  owl_context_set_editresponse(owl_global_get_context(&g), tw);
2166  owl_function_activate_keymap("editresponse");
2167}
2168
2169char *owl_function_exec(int argc, char **argv, char *buff, int type)
2170{
2171  /* if type == 1 display in a popup
2172   * if type == 2 display an admin messages
2173   * if type == 0 return output
2174   * else display in a popup
2175   */
2176  char *newbuff, *redirect = " 2>&1 < /dev/null";
2177  char *out, buff2[1024];
2178  int size;
2179  FILE *p;
2180
2181#if OWL_STDERR_REDIR
2182  redirect = " < /dev/null";
2183#endif
2184
2185  if (argc<2) {
2186    owl_function_error("Wrong number of arguments to the exec command");
2187    return NULL;
2188  }
2189
2190  buff = skiptokens(buff, 1);
2191  newbuff = owl_malloc(strlen(buff)+strlen(redirect)+1);
2192  strcpy(newbuff, buff);
2193  strcat(newbuff, redirect);
2194
2195  if (type == 1) {
2196    owl_popexec_new(newbuff);
2197  } else {
2198    p=popen(newbuff, "r");
2199    out=owl_malloc(1024);
2200    size=1024;
2201    strcpy(out, "");
2202    while (fgets(buff2, 1024, p)!=NULL) {
2203      size+=1024;
2204      out=owl_realloc(out, size);
2205      strcat(out, buff2);
2206    }
2207    pclose(p);
2208   
2209    if (type==1) {
2210      owl_function_popless_text(out);
2211    } else if (type==0) {
2212      return out;
2213    } else if (type==2) {
2214      owl_function_adminmsg(buff, out);
2215    } else {
2216      owl_function_popless_text(out);
2217    }
2218    owl_free(out);
2219  }
2220  return NULL;
2221}
2222
2223char *owl_function_perl(int argc, char **argv, char *buff, int type)
2224{
2225  /* if type == 1 display in a popup
2226   * if type == 2 display an admin messages
2227   * if type == 0 return output
2228   * else display in a popup
2229   */
2230  char *perlout;
2231
2232  if (argc<2) {
2233    owl_function_error("Wrong number of arguments to perl command");
2234    return NULL;
2235  }
2236
2237  /* consume first token (argv[0]) */
2238  buff = skiptokens(buff, 1);
2239
2240  perlout = owl_perlconfig_execute(buff);
2241  if (perlout) { 
2242    if (type==1) {
2243      owl_function_popless_text(perlout);
2244    } else if (type==2) {
2245      owl_function_adminmsg(buff, perlout);
2246    } else if (type==0) {
2247      return perlout;
2248    } else {
2249      owl_function_popless_text(perlout);
2250    }
2251    owl_free(perlout);
2252  }
2253  return NULL;
2254}
2255
2256/* Change the filter associated with the current view.
2257 * This also figures out which message in the new filter
2258 * should have the pointer.
2259 */
2260void owl_function_change_currentview_filter(char *filtname)
2261{
2262  owl_view *v;
2263  owl_filter *f;
2264  int curid=-1, newpos, curmsg;
2265  owl_message *curm=NULL;
2266
2267  v=owl_global_get_current_view(&g);
2268
2269  curmsg=owl_global_get_curmsg(&g);
2270  if (curmsg==-1) {
2271    owl_function_debugmsg("Hit the curmsg==-1 case in change_view");
2272  } else {
2273    curm=owl_view_get_element(v, curmsg);
2274    if (curm) {
2275      curid=owl_message_get_id(curm);
2276      owl_view_save_curmsgid(v, curid);
2277    }
2278  }
2279
2280  f=owl_global_get_filter(&g, filtname);
2281  if (!f) {
2282    owl_function_error("Unknown filter %s", filtname);
2283    return;
2284  }
2285
2286  owl_view_new_filter(v, f);
2287
2288  /* Figure out what to set the current message to.
2289   * - If the view we're leaving has messages in it, go to the closest message
2290   *   to the last message pointed to in that view.
2291   * - If the view we're leaving is empty, try to restore the position
2292   *   from the last time we were in the new view.  */
2293  if (curm) {
2294    newpos = owl_view_get_nearest_to_msgid(v, curid);
2295  } else {
2296    newpos = owl_view_get_nearest_to_saved(v);
2297  }
2298
2299  owl_global_set_curmsg(&g, newpos);
2300  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
2301  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2302  owl_global_set_direction_downwards(&g);
2303}
2304
2305/* Create a new filter, or replace an existing one
2306 * with a new definition.
2307 */
2308void owl_function_create_filter(int argc, char **argv)
2309{
2310  owl_filter *f;
2311  owl_view *v;
2312  int ret, inuse=0;
2313
2314  if (argc < 2) {
2315    owl_function_error("Wrong number of arguments to filter command");
2316    return;
2317  }
2318
2319  owl_function_debugmsg("owl_function_create_filter: starting to create filter named %s", argv[1]);
2320
2321  v=owl_global_get_current_view(&g);
2322
2323  /* don't touch the all filter */
2324  if (!strcmp(argv[1], "all")) {
2325    owl_function_error("You may not change the 'all' filter.");
2326    return;
2327  }
2328
2329  /* deal with the case of trying change the filter color */
2330  if (argc==4 && !strcmp(argv[2], "-c")) {
2331    f=owl_global_get_filter(&g, argv[1]);
2332    if (!f) {
2333      owl_function_error("The filter '%s' does not exist.", argv[1]);
2334      return;
2335    }
2336    if (owl_util_string_to_color(argv[3])==-1) {
2337      owl_function_error("The color '%s' is not available.", argv[3]);
2338      return;
2339    }
2340    owl_filter_set_color(f, owl_util_string_to_color(argv[3]));
2341    owl_global_set_needrefresh(&g);
2342    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2343    return;
2344  }
2345
2346  /* create the filter and check for errors */
2347  f=owl_malloc(sizeof(owl_filter));
2348  ret=owl_filter_init(f, argv[1], argc-2, argv+2);
2349  if (ret==-1) {
2350    owl_free(f);
2351    owl_function_error("Invalid filter");
2352    return;
2353  }
2354
2355  /* if the named filter is in use by the current view, remember it */
2356  if (!strcmp(owl_view_get_filtname(v), argv[1])) {
2357    inuse=1;
2358  }
2359
2360  /* if the named filter already exists, nuke it */
2361  if (owl_global_get_filter(&g, argv[1])) {
2362    owl_global_remove_filter(&g, argv[1]);
2363  }
2364
2365  /* add the filter */
2366  owl_global_add_filter(&g, f);
2367
2368  /* if it was in use by the current view then update */
2369  if (inuse) {
2370    owl_function_change_currentview_filter(argv[1]);
2371  }
2372  owl_global_set_needrefresh(&g);
2373  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2374}
2375
2376/* If 'filtername' does not start with 'not-' create a filter named
2377 * 'not-<filtername>' defined as "not filter <filtername>".  If the
2378 * filter 'not-<filtername>' already exists, do not overwrite it.  If
2379 * 'filtername' begins with 'not-' and a filter 'filtername' already
2380 * exists, then do nothing.  If the filter 'filtername' does not
2381 * exist, create it and define it as 'not filter <filtername>'
2382 *
2383 * Returns the name of the negated filter, which the caller must free.
2384 */
2385char *owl_function_create_negative_filter(char *filtername)
2386{
2387  char *newname;
2388  owl_filter *tmpfilt;
2389  char *argv[5];
2390
2391  owl_function_debugmsg("owl_function_create_negative_filter");
2392 
2393  if (!strncmp(filtername, "not-", 4)) {
2394    newname=owl_strdup(filtername+4);
2395  } else {
2396    newname=owl_sprintf("not-%s", filtername);
2397  }
2398
2399  tmpfilt=owl_global_get_filter(&g, newname);
2400  if (!tmpfilt) {
2401    argv[0]="filter"; /* anything is fine here */
2402    argv[1]=newname;
2403    argv[2]="not";
2404    argv[3]="filter";
2405    argv[4]=filtername;
2406    owl_function_create_filter(5, argv);
2407  }
2408
2409  owl_function_debugmsg("owl_function_create_negative_filter: returning with %s", newname);
2410  return(newname);
2411}
2412
2413void owl_function_show_filters()
2414{
2415  owl_list *l;
2416  owl_filter *f;
2417  int i, j;
2418  owl_fmtext fm;
2419
2420  owl_fmtext_init_null(&fm);
2421
2422  l=owl_global_get_filterlist(&g);
2423  j=owl_list_get_size(l);
2424
2425  owl_fmtext_append_bold(&fm, "Filters:\n");
2426
2427  for (i=0; i<j; i++) {
2428    f=owl_list_get_element(l, i);
2429    owl_fmtext_append_normal(&fm, "   ");
2430    if (owl_global_get_hascolors(&g)) {
2431      owl_fmtext_append_normal_color(&fm, owl_filter_get_name(f), owl_filter_get_color(f));
2432    } else {
2433      owl_fmtext_append_normal(&fm, owl_filter_get_name(f));
2434    }
2435    owl_fmtext_append_normal(&fm, "\n");
2436  }
2437  owl_function_popless_fmtext(&fm);
2438  owl_fmtext_free(&fm);
2439}
2440
2441void owl_function_show_filter(char *name)
2442{
2443  owl_filter *f;
2444  char *buff, *tmp;
2445
2446  f=owl_global_get_filter(&g, name);
2447  if (!f) {
2448    owl_function_error("There is no filter named %s", name);
2449    return;
2450  }
2451  tmp = owl_filter_print(f);
2452  buff = owl_sprintf("%s: %s", owl_filter_get_name(f), tmp);
2453  owl_function_popless_text(buff);
2454  owl_free(buff);
2455  owl_free(tmp);
2456}
2457
2458void owl_function_show_zpunts()
2459{
2460  owl_filter *f;
2461  owl_list *fl;
2462  char buff[5000];
2463  char *tmp;
2464  owl_fmtext fm;
2465  int i, j;
2466
2467  owl_fmtext_init_null(&fm);
2468
2469  fl=owl_global_get_puntlist(&g);
2470  j=owl_list_get_size(fl);
2471  owl_fmtext_append_bold(&fm, "Active zpunt filters:\n");
2472
2473  for (i=0; i<j; i++) {
2474    f=owl_list_get_element(fl, i);
2475    snprintf(buff, sizeof(buff), "[% 2d] ", i+1);
2476    owl_fmtext_append_normal(&fm, buff);
2477    tmp = owl_filter_print(f);
2478    owl_fmtext_append_normal(&fm, tmp);
2479    owl_free(tmp);
2480    owl_fmtext_append_normal(&fm, "\n");
2481  }
2482  owl_function_popless_fmtext(&fm);
2483  owl_fmtext_free(&fm);
2484}
2485
2486/* Create a filter for a class, instance if one doesn't exist.  If
2487 * instance is NULL then catch all messgaes in the class.  Returns the
2488 * name of the filter, which the caller must free.
2489 */
2490char *owl_function_classinstfilt(char *class, char *instance) 
2491{
2492  owl_list *fl;
2493  owl_filter *f;
2494  char *argbuff, *filtname;
2495  char *tmpclass, *tmpinstance = NULL;
2496  int len;
2497
2498  fl=owl_global_get_filterlist(&g);
2499
2500  /* name for the filter */
2501  len=strlen(class)+30;
2502  if (instance) len+=strlen(instance);
2503  filtname=owl_malloc(len);
2504  if (!instance) {
2505    sprintf(filtname, "class-%s", class);
2506  } else {
2507    sprintf(filtname, "class-%s-instance-%s", class, instance);
2508  }
2509  /* downcase it */
2510  downstr(filtname);
2511  /* turn spaces, single quotes, and double quotes into dots */
2512  owl_text_tr(filtname, ' ', '.');
2513  owl_text_tr(filtname, '\'', '.');
2514  owl_text_tr(filtname, '"', '.');
2515 
2516  /* if it already exists then go with it.  This lets users override */
2517  if (owl_global_get_filter(&g, filtname)) {
2518    return(filtname);
2519  }
2520
2521  /* create the new filter */
2522  argbuff=owl_malloc(len+20);
2523  tmpclass=owl_text_quote(class, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2524  owl_text_tr(tmpclass, ' ', '.');
2525  owl_text_tr(tmpclass, '\'', '.');
2526  owl_text_tr(tmpclass, '"', '.');
2527  if (instance) {
2528    tmpinstance=owl_text_quote(instance, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2529    owl_text_tr(tmpinstance, ' ', '.');
2530    owl_text_tr(tmpinstance, '\'', '.');
2531    owl_text_tr(tmpinstance, '"', '.');
2532  }
2533  sprintf(argbuff, "( class ^%s$ )", tmpclass);
2534  if (tmpinstance) {
2535    sprintf(argbuff, "%s and ( instance ^%s$ )", argbuff, tmpinstance);
2536  }
2537  owl_free(tmpclass);
2538  if (tmpinstance) owl_free(tmpinstance);
2539
2540  f=owl_malloc(sizeof(owl_filter));
2541  owl_filter_init_fromstring(f, filtname, argbuff);
2542
2543  /* add it to the global list */
2544  owl_global_add_filter(&g, f);
2545
2546  owl_free(argbuff);
2547  return(filtname);
2548}
2549
2550/* Create a filter for personal zephyrs to or from the specified
2551 * zephyr user.  Includes login/logout notifications for the user.
2552 * The name of the filter will be 'user-<user>'.  If a filter already
2553 * exists with this name, no new filter will be created.  This allows
2554 * the configuration to override this function.  Returns the name of
2555 * the filter, which the caller must free.
2556 */
2557char *owl_function_zuserfilt(char *user)
2558{
2559  owl_filter *f;
2560  char *argbuff, *longuser, *esclonguser, *shortuser, *filtname;
2561
2562  /* stick the local realm on if it's not there */
2563  longuser=long_zuser(user);
2564  shortuser=short_zuser(user);
2565
2566  /* name for the filter */
2567  filtname=owl_sprintf("user-%s", shortuser);
2568
2569  /* if it already exists then go with it.  This lets users override */
2570  if (owl_global_get_filter(&g, filtname)) {
2571    return(owl_strdup(filtname));
2572  }
2573
2574  /* create the new-internal filter */
2575  f=owl_malloc(sizeof(owl_filter));
2576
2577  esclonguser = owl_text_quote(longuser, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2578
2579  argbuff=owl_sprintf("( type ^zephyr$ and filter personal and "
2580      "( ( direction ^in$ and sender ^%1$s$ ) or ( direction ^out$ and "
2581      "recipient ^%1$s$ ) ) ) or ( ( class ^login$ ) and ( sender ^%1$s$ ) )",
2582      esclonguser);
2583
2584  owl_filter_init_fromstring(f, filtname, argbuff);
2585
2586  /* add it to the global list */
2587  owl_global_add_filter(&g, f);
2588
2589  /* free stuff */
2590  owl_free(argbuff);
2591  owl_free(longuser);
2592  owl_free(esclonguser);
2593  owl_free(shortuser);
2594
2595  return(filtname);
2596}
2597
2598/* Create a filter for AIM IM messages to or from the specified
2599 * screenname.  The name of the filter will be 'aimuser-<user>'.  If a
2600 * filter already exists with this name, no new filter will be
2601 * created.  This allows the configuration to override this function.
2602 * Returns the name of the filter, which the caller must free.
2603 */
2604char *owl_function_aimuserfilt(char *user)
2605{
2606  owl_filter *f;
2607  char *argbuff, *filtname;
2608  char *escuser;
2609
2610  /* name for the filter */
2611  filtname=owl_malloc(strlen(user)+40);
2612  sprintf(filtname, "aimuser-%s", user);
2613
2614  /* if it already exists then go with it.  This lets users override */
2615  if (owl_global_get_filter(&g, filtname)) {
2616    return(owl_strdup(filtname));
2617  }
2618
2619  /* create the new-internal filter */
2620  f=owl_malloc(sizeof(owl_filter));
2621
2622  escuser = owl_text_quote(user, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2623
2624  argbuff=owl_malloc(1000);
2625  sprintf(argbuff,
2626          "( type ^aim$ and ( ( sender ^%s$ and recipient ^%s$ ) or ( sender ^%s$ and recipient ^%s$ ) ) )",
2627          escuser, owl_global_get_aim_screenname(&g), owl_global_get_aim_screenname(&g), escuser);
2628
2629  owl_filter_init_fromstring(f, filtname, argbuff);
2630
2631  /* add it to the global list */
2632  owl_global_add_filter(&g, f);
2633
2634  /* free stuff */
2635  owl_free(argbuff);
2636  owl_free(escuser);
2637
2638  return(filtname);
2639}
2640
2641char *owl_function_typefilt(char *type)
2642{
2643  owl_filter *f;
2644  char *argbuff, *filtname;
2645
2646  /* name for the filter */
2647  filtname=owl_sprintf("type-%s", type);
2648
2649  /* if it already exists then go with it.  This lets users override */
2650  if (owl_global_get_filter(&g, filtname)) {
2651    return filtname;
2652  }
2653
2654  /* create the new-internal filter */
2655  f=owl_malloc(sizeof(owl_filter));
2656
2657  argbuff = owl_sprintf("type ^%s$", type);
2658
2659  owl_filter_init_fromstring(f, filtname, argbuff);
2660
2661  /* add it to the global list */
2662  owl_global_add_filter(&g, f);
2663
2664  /* free stuff */
2665  owl_free(argbuff);
2666
2667  return filtname;
2668}
2669
2670/* If flag is 1, marks for deletion.  If flag is 0,
2671 * unmarks for deletion. */
2672void owl_function_delete_curview_msgs(int flag)
2673{
2674  owl_view *v;
2675  int i, j;
2676
2677  v=owl_global_get_current_view(&g);
2678  j=owl_view_get_size(v);
2679  for (i=0; i<j; i++) {
2680    if (flag == 1) {
2681      owl_message_mark_delete(owl_view_get_element(v, i));
2682    } else if (flag == 0) {
2683      owl_message_unmark_delete(owl_view_get_element(v, i));
2684    }
2685  }
2686
2687  owl_function_makemsg("%i messages marked for %sdeletion", j, flag?"":"un");
2688
2689  owl_mainwin_redisplay(owl_global_get_mainwin(&g)); 
2690}
2691
2692/* Create a filter based on the current message.  Returns the name of
2693 * a filter or null.  The caller must free this name.
2694 *
2695 * if the curmsg is a personal zephyr return a filter name
2696 *    to the zephyr converstaion with that user.
2697 * If the curmsg is a zephyr class message, instance foo, recip *,
2698 *    return a filter name to the class, inst.
2699 * If the curmsg is a zephyr class message and type==0 then
2700 *    return a filter name for just the class.
2701 * If the curmsg is a zephyr class message and type==1 then
2702 *    return a filter name for the class and instance.
2703 * If the curmsg is a personal AIM message returna  filter
2704 *    name to the AIM conversation with that user
2705 */
2706char *owl_function_smartfilter(int type)
2707{
2708  owl_view *v;
2709  owl_message *m;
2710  char *zperson, *filtname=NULL;
2711 
2712  v=owl_global_get_current_view(&g);
2713  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
2714
2715  if (!m || owl_view_get_size(v)==0) {
2716    owl_function_error("No message selected\n");
2717    return(NULL);
2718  }
2719
2720  /* very simple handling of admin messages for now */
2721  if (owl_message_is_type_admin(m)) {
2722    return(owl_function_typefilt("admin"));
2723  }
2724
2725  /* very simple handling of loopback messages for now */
2726  if (owl_message_is_type_loopback(m)) {
2727    return(owl_function_typefilt("loopback"));
2728  }
2729
2730  /* aim messages */
2731  if (owl_message_is_type_aim(m)) {
2732    if (owl_message_is_direction_in(m)) {
2733      filtname=owl_function_aimuserfilt(owl_message_get_sender(m));
2734    } else if (owl_message_is_direction_out(m)) {
2735      filtname=owl_function_aimuserfilt(owl_message_get_recipient(m));
2736    }
2737    return(filtname);
2738  }
2739
2740  /* narrow personal and login messages to the sender or recip as appropriate */
2741  if (owl_message_is_personal(m) || owl_message_is_loginout(m)) {
2742    if (owl_message_is_type_zephyr(m)) {
2743      if (owl_message_is_direction_in(m)) {
2744        zperson=short_zuser(owl_message_get_sender(m));
2745      } else {
2746        zperson=short_zuser(owl_message_get_recipient(m));
2747      }
2748      filtname=owl_function_zuserfilt(zperson);
2749      owl_free(zperson);
2750      return(filtname);
2751    }
2752    return(NULL);
2753  }
2754
2755  /* narrow class MESSAGE, instance foo, recip * messages to class, inst */
2756  if (!strcasecmp(owl_message_get_class(m), "message") && !owl_message_is_personal(m)) {
2757    filtname=owl_function_classinstfilt(owl_message_get_class(m), owl_message_get_instance(m));
2758    return(filtname);
2759  }
2760
2761  /* otherwise narrow to the class */
2762  if (type==0) {
2763    filtname=owl_function_classinstfilt(owl_message_get_class(m), NULL);
2764  } else if (type==1) {
2765    filtname=owl_function_classinstfilt(owl_message_get_class(m), owl_message_get_instance(m));
2766  }
2767  return(filtname);
2768}
2769
2770void owl_function_smartzpunt(int type)
2771{
2772  /* Starts a zpunt command based on the current class,instance pair.
2773   * If type=0, uses just class.  If type=1, uses instance as well. */
2774  owl_view *v;
2775  owl_message *m;
2776  char *cmd, *cmdprefix, *mclass, *minst;
2777 
2778  v=owl_global_get_current_view(&g);
2779  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
2780
2781  if (!m || owl_view_get_size(v)==0) {
2782    owl_function_error("No message selected\n");
2783    return;
2784  }
2785
2786  /* for now we skip admin messages. */
2787  if (owl_message_is_type_admin(m)
2788      || owl_message_is_loginout(m)
2789      || !owl_message_is_type_zephyr(m)) {
2790    owl_function_error("smartzpunt doesn't support this message type.");
2791    return;
2792  }
2793
2794  mclass = owl_message_get_class(m);
2795  minst = owl_message_get_instance(m);
2796  if (!mclass || !*mclass || *mclass==' '
2797      || (!strcasecmp(mclass, "message") && !strcasecmp(minst, "personal"))
2798      || (type && (!minst || !*minst|| *minst==' '))) {
2799    owl_function_error("smartzpunt can't safely do this for <%s,%s>",
2800                         mclass, minst);
2801  } else {
2802    cmdprefix = "start-command zpunt ";
2803    cmd = owl_malloc(strlen(cmdprefix)+strlen(mclass)+strlen(minst)+10);
2804    strcpy(cmd, cmdprefix);
2805    strcat(cmd, owl_getquoting(mclass));
2806    strcat(cmd, mclass);
2807    strcat(cmd, owl_getquoting(mclass));
2808    if (type) {
2809      strcat(cmd, " ");
2810      strcat(cmd, owl_getquoting(minst));
2811      strcat(cmd, minst);
2812      strcat(cmd, owl_getquoting(minst));
2813    } else {
2814      strcat(cmd, " *");
2815    }
2816    owl_function_command(cmd);
2817    owl_free(cmd);
2818  }
2819}
2820
2821/* Set the color of the current view's filter to
2822 * be 'color'
2823 */
2824void owl_function_color_current_filter(char *color)
2825{
2826  char *name;
2827
2828  name=owl_view_get_filtname(owl_global_get_current_view(&g));
2829  owl_function_color_filter(name, color);
2830}
2831
2832/* Set the color of the filter 'filter' to be 'color'.  If the color
2833 * name does not exist, return -1, if the filter does not exist or is
2834 * the "all" filter, return -2.  Return 0 on success
2835 */
2836int owl_function_color_filter(char *filtname, char *color)
2837{
2838  owl_filter *f;
2839
2840  f=owl_global_get_filter(&g, filtname);
2841  if (!f) {
2842    owl_function_error("Unknown filter");
2843    return(-2);
2844  }
2845
2846  /* don't touch the all filter */
2847  if (!strcmp(filtname, "all")) {
2848    owl_function_error("You may not change the 'all' filter.");
2849    return(-2);
2850  }
2851
2852  if (owl_util_string_to_color(color)==-1) {
2853    owl_function_error("No color named '%s' avilable.");
2854    return(-1);
2855  }
2856  owl_filter_set_color(f, owl_util_string_to_color(color));
2857  owl_global_set_needrefresh(&g);
2858  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2859  return(0);
2860}
2861
2862void owl_function_show_colors()
2863{
2864  owl_fmtext fm;
2865
2866  owl_fmtext_init_null(&fm);
2867  owl_fmtext_append_normal(&fm, "default: ");
2868  owl_fmtext_append_normal_color(&fm, "default\n", OWL_COLOR_DEFAULT);
2869
2870  owl_fmtext_append_normal(&fm,"red:      ");
2871  owl_fmtext_append_normal_color(&fm, "red\n", OWL_COLOR_RED);
2872
2873  owl_fmtext_append_normal(&fm,"green:    ");
2874  owl_fmtext_append_normal_color(&fm, "green\n", OWL_COLOR_GREEN);
2875
2876  owl_fmtext_append_normal(&fm,"yellow:   ");
2877  owl_fmtext_append_normal_color(&fm, "yellow\n", OWL_COLOR_YELLOW);
2878
2879  owl_fmtext_append_normal(&fm,"blue:     ");
2880  owl_fmtext_append_normal_color(&fm, "blue\n", OWL_COLOR_BLUE);
2881
2882  owl_fmtext_append_normal(&fm,"magenta:  ");
2883  owl_fmtext_append_normal_color(&fm, "magenta\n", OWL_COLOR_MAGENTA);
2884
2885  owl_fmtext_append_normal(&fm,"cyan:     ");
2886  owl_fmtext_append_normal_color(&fm, "cyan\n", OWL_COLOR_CYAN);
2887
2888  owl_fmtext_append_normal(&fm,"white:    ");
2889  owl_fmtext_append_normal_color(&fm, "white\n", OWL_COLOR_WHITE);
2890
2891  owl_function_popless_fmtext(&fm);
2892  owl_fmtext_free(&fm);
2893}
2894
2895/* add the given class, inst, recip to the punt list for filtering.
2896 *   if direction==0 then punt
2897 *   if direction==1 then unpunt
2898 */
2899void owl_function_zpunt(char *class, char *inst, char *recip, int direction)
2900{
2901  char *puntexpr, *classexpr, *instexpr, *recipexpr;
2902  char *quoted;
2903
2904  if (!strcmp(class, "*")) {
2905    classexpr = owl_sprintf("class .*");
2906  } else {
2907    quoted=owl_text_quote(class, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2908    owl_text_tr(quoted, ' ', '.');
2909    owl_text_tr(quoted, '\'', '.');
2910    owl_text_tr(quoted, '"', '.');
2911    classexpr = owl_sprintf("class ^(un)*%s(\\.d)*$", quoted);
2912    owl_free(quoted);
2913  }
2914  if (!strcmp(inst, "*")) {
2915    instexpr = owl_sprintf(" and instance .*");
2916  } else {
2917    quoted=owl_text_quote(inst, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2918    owl_text_tr(quoted, ' ', '.');
2919    owl_text_tr(quoted, '\'', '.');
2920    owl_text_tr(quoted, '"', '.');
2921    instexpr = owl_sprintf(" and instance ^(un)*%s(\\.d)*$", quoted);
2922    owl_free(quoted);
2923  }
2924  if (!strcmp(recip, "*")) {
2925    recipexpr = owl_sprintf("");
2926  } else {
2927    quoted=owl_text_quote(recip, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2928    owl_text_tr(quoted, ' ', '.');
2929    owl_text_tr(quoted, '\'', '.');
2930    owl_text_tr(quoted, '"', '.');
2931    recipexpr = owl_sprintf(" and recipient ^%s$", quoted);
2932    owl_free(quoted);
2933  }
2934
2935  puntexpr = owl_sprintf("%s %s %s", classexpr, instexpr, recipexpr);
2936  owl_function_punt(puntexpr, direction);
2937  owl_free(puntexpr);
2938  owl_free(classexpr);
2939  owl_free(instexpr);
2940  owl_free(recipexpr);
2941}
2942
2943void owl_function_punt(char *filter, int direction)
2944{
2945  owl_filter *f;
2946  owl_list *fl;
2947  int ret, i, j;
2948  fl=owl_global_get_puntlist(&g);
2949
2950  /* first, create the filter */
2951  f=malloc(sizeof(owl_filter));
2952
2953  owl_function_debugmsg("About to filter %s", filter);
2954  ret=owl_filter_init_fromstring(f, "punt-filter", filter);
2955  if (ret) {
2956    owl_function_error("Error creating filter for zpunt");
2957    owl_filter_free(f);
2958    return;
2959  }
2960
2961  /* Check for an identical filter */
2962  j=owl_list_get_size(fl);
2963  for (i=0; i<j; i++) {
2964    if (owl_filter_equiv(f, owl_list_get_element(fl, i))) {
2965      owl_function_debugmsg("found an equivalent punt filter");
2966      /* if we're punting, then just silently bow out on this duplicate */
2967      if (direction==0) {
2968        owl_filter_free(f);
2969        return;
2970      }
2971
2972      /* if we're unpunting, then remove this filter from the puntlist */
2973      if (direction==1) {
2974        owl_filter_free(owl_list_get_element(fl, i));
2975        owl_list_remove_element(fl, i);
2976        owl_filter_free(f);
2977        return;
2978      }
2979    }
2980  }
2981
2982  owl_function_debugmsg("punting");
2983  /* If we're punting, add the filter to the global punt list */
2984  if (direction==0) {
2985    owl_list_append_element(fl, f);
2986  }
2987}
2988
2989void owl_function_activate_keymap(char *keymap)
2990{
2991  if (!owl_keyhandler_activate(owl_global_get_keyhandler(&g), keymap)) {
2992    owl_function_error("Unable to activate keymap '%s'", keymap);
2993  }
2994}
2995
2996void owl_function_show_keymaps()
2997{
2998  owl_list l;
2999  owl_fmtext fm;
3000  owl_keymap *km;
3001  owl_keyhandler *kh;
3002  int i, numkm;
3003  char *kmname;
3004
3005  kh = owl_global_get_keyhandler(&g);
3006  owl_fmtext_init_null(&fm);
3007  owl_fmtext_append_bold(&fm, "Keymaps:   ");
3008  owl_fmtext_append_normal(&fm, "(use 'show keymap <name>' for details)\n");
3009  owl_keyhandler_get_keymap_names(kh, &l);
3010  owl_fmtext_append_list(&fm, &l, "\n", owl_function_keymap_summary);
3011  owl_fmtext_append_normal(&fm, "\n");
3012
3013  numkm = owl_list_get_size(&l);
3014  for (i=0; i<numkm; i++) {
3015    kmname = owl_list_get_element(&l, i);
3016    km = owl_keyhandler_get_keymap(kh, kmname);
3017    owl_fmtext_append_bold(&fm, "\n\n----------------------------------------------------------------------------------------------------\n\n");
3018    owl_keymap_get_details(km, &fm);   
3019  }
3020  owl_fmtext_append_normal(&fm, "\n");
3021 
3022  owl_function_popless_fmtext(&fm);
3023  owl_keyhandler_keymap_namelist_free(&l);
3024  owl_fmtext_free(&fm);
3025}
3026
3027char *owl_function_keymap_summary(void *name)
3028{
3029  owl_keymap *km
3030    = owl_keyhandler_get_keymap(owl_global_get_keyhandler(&g), name);
3031  if (km) return owl_keymap_summary(km);
3032  else return(NULL);
3033}
3034
3035/* TODO: implement for real */
3036void owl_function_show_keymap(char *name)
3037{
3038  owl_fmtext fm;
3039  owl_keymap *km;
3040
3041  owl_fmtext_init_null(&fm);
3042  km = owl_keyhandler_get_keymap(owl_global_get_keyhandler(&g), name);
3043  if (km) {
3044    owl_keymap_get_details(km, &fm);
3045  } else {
3046    owl_fmtext_append_normal(&fm, "No such keymap...\n");
3047  } 
3048  owl_function_popless_fmtext(&fm);
3049  owl_fmtext_free(&fm);
3050}
3051
3052void owl_function_help_for_command(char *cmdname)
3053{
3054  owl_fmtext fm;
3055
3056  owl_fmtext_init_null(&fm);
3057  owl_cmd_get_help(owl_global_get_cmddict(&g), cmdname, &fm);
3058  owl_function_popless_fmtext(&fm); 
3059  owl_fmtext_free(&fm);
3060}
3061
3062void owl_function_search_start(char *string, int direction)
3063{
3064  /* direction is OWL_DIRECTION_DOWNWARDS or OWL_DIRECTION_UPWARDS */
3065  owl_global_set_search_active(&g, string);
3066  owl_function_search_helper(0, direction);
3067}
3068
3069void owl_function_search_continue(int direction)
3070{
3071  /* direction is OWL_DIRECTION_DOWNWARDS or OWL_DIRECTION_UPWARDS */
3072  owl_function_search_helper(1, direction);
3073}
3074
3075void owl_function_search_helper(int mode, int direction)
3076{
3077  /* move to a message that contains the string.  If direction is
3078   * OWL_DIRECTION_DOWNWARDS then search fowards, if direction is
3079   * OWL_DIRECTION_UPWARDS then search backwards.
3080   *
3081   * If mode==0 then it will stay on the current message if it
3082   * contains the string.
3083   */
3084
3085  owl_view *v;
3086  int viewsize, i, curmsg, start;
3087  owl_message *m;
3088
3089  v=owl_global_get_current_view(&g);
3090  viewsize=owl_view_get_size(v);
3091  curmsg=owl_global_get_curmsg(&g);
3092 
3093  if (viewsize==0) {
3094    owl_function_error("No messages present");
3095    return;
3096  }
3097
3098  if (mode==0) {
3099    start=curmsg;
3100  } else if (direction==OWL_DIRECTION_DOWNWARDS) {
3101    start=curmsg+1;
3102  } else {
3103    start=curmsg-1;
3104  }
3105
3106  /* bounds check */
3107  if (start>=viewsize || start<0) {
3108    owl_function_error("No further matches found");
3109    return;
3110  }
3111
3112  for (i=start; i<viewsize && i>=0;) {
3113    m=owl_view_get_element(v, i);
3114    if (owl_message_search(m, owl_global_get_search_string(&g))) {
3115      owl_global_set_curmsg(&g, i);
3116      owl_function_calculate_topmsg(direction);
3117      owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3118      if (direction==OWL_DIRECTION_DOWNWARDS) {
3119        owl_global_set_direction_downwards(&g);
3120      } else {
3121        owl_global_set_direction_upwards(&g);
3122      }
3123      return;
3124    }
3125    if (direction==OWL_DIRECTION_DOWNWARDS) {
3126      i++;
3127    } else {
3128      i--;
3129    }
3130  }
3131  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3132  owl_function_error("No matches found");
3133}
3134
3135/* strips formatting from ztext and returns the unformatted text.
3136 * caller is responsible for freeing. */
3137char *owl_function_ztext_stylestrip(char *zt)
3138{
3139  owl_fmtext fm;
3140  char *plaintext;
3141
3142  owl_fmtext_init_null(&fm);
3143  owl_fmtext_append_ztext(&fm, zt);
3144  plaintext = owl_fmtext_print_plain(&fm);
3145  owl_fmtext_free(&fm);
3146  return(plaintext);
3147}
3148
3149/* Popup a buddylisting.  If filename is NULL use the default .anyone */
3150void owl_function_buddylist(int aim, int zephyr, char *filename)
3151{
3152  int i, j, x, idle;
3153  owl_fmtext fm;
3154  owl_buddylist *bl;
3155  owl_buddy *b;
3156  owl_list anyone;
3157  char *foo, *timestr;
3158#ifdef HAVE_LIBZEPHYR
3159  char *tmp, *user, *line;
3160  ZLocations_t location[200];
3161  int numlocs, ret;
3162#endif
3163
3164  owl_fmtext_init_null(&fm);
3165
3166  /* AIM first */
3167  if (aim && owl_global_is_aimloggedin(&g)) {
3168    bl=owl_global_get_buddylist(&g);
3169
3170    owl_fmtext_append_bold(&fm, "AIM users logged in:\n");
3171    /* we're assuming AIM for now */
3172    j=owl_buddylist_get_size(bl);
3173    for (i=0; i<j; i++) {
3174      b=owl_buddylist_get_buddy_n(bl, i);
3175      idle=owl_buddy_get_idle_time(b);
3176      if (idle!=0) {
3177        timestr=owl_util_minutes_to_timestr(idle);
3178      } else {
3179        timestr=owl_strdup("");
3180      }
3181      foo=owl_sprintf("  %-20.20s %-12.12s\n", owl_buddy_get_name(b), timestr);
3182      owl_fmtext_append_normal(&fm, foo);
3183      owl_free(timestr);
3184      owl_free(foo);
3185    }
3186  }
3187
3188#ifdef HAVE_LIBZEPHYR
3189  if (zephyr) {
3190    owl_fmtext_append_bold(&fm, "Zephyr users logged in:\n");
3191    owl_list_create(&anyone);
3192    ret=owl_zephyr_get_anyone_list(&anyone, filename);
3193    if (ret) {
3194      owl_fmtext_append_normal(&fm, "  Error opening file for zephyr buddies.\n");
3195    } else {
3196      j=owl_list_get_size(&anyone);
3197      for (i=0; i<j; i++) {
3198        user=owl_list_get_element(&anyone, i);
3199        ret=ZLocateUser(user, &numlocs, ZAUTH);
3200        if (ret!=ZERR_NONE) {
3201          owl_function_error("Error getting location for %s", user);
3202          continue;
3203        }
3204       
3205        numlocs=200;
3206        ret=ZGetLocations(location, &numlocs);
3207        if (ret==0) {
3208          for (x=0; x<numlocs; x++) {
3209            line=malloc(strlen(location[x].host)+strlen(location[x].time)+strlen(location[x].tty)+100);
3210            tmp=short_zuser(user);
3211            sprintf(line, "  %-10.10s %-24.24s %-12.12s  %20.20s\n",
3212                    tmp,
3213                    location[x].host,
3214                    location[x].tty,
3215                    location[x].time);
3216            owl_fmtext_append_normal(&fm, line);
3217            owl_free(tmp);
3218            owl_free(line);
3219          }
3220          if (numlocs>=200) {
3221            owl_fmtext_append_normal(&fm, "  Too many locations found for this user, truncating.\n");
3222          }
3223        }
3224      }
3225    }
3226    owl_list_free_all(&anyone, owl_free);
3227  }
3228#endif
3229 
3230  owl_function_popless_fmtext(&fm);
3231  owl_fmtext_free(&fm);
3232}
3233
3234/* Dump messages in the current view to the file 'filename'. */
3235void owl_function_dump(char *filename) 
3236{
3237  int i, j, count;
3238  owl_message *m;
3239  owl_view *v;
3240  FILE *file;
3241
3242  v=owl_global_get_current_view(&g);
3243
3244  /* in the future make it ask yes/no */
3245  /*
3246  ret=stat(filename, &sbuf);
3247  if (!ret) {
3248    ret=owl_function_askyesno("File exists, continue? [Y/n]");
3249    if (!ret) return;
3250  }
3251  */
3252
3253  file=fopen(filename, "w");
3254  if (!file) {
3255    owl_function_error("Error opening file");
3256    return;
3257  }
3258
3259  count=0;
3260  j=owl_view_get_size(v);
3261  for (i=0; i<j; i++) {
3262    m=owl_view_get_element(v, i);
3263    fputs(owl_message_get_text(m), file);
3264  }
3265  fclose(file);
3266  owl_function_makemsg("Messages dumped to %s", filename);
3267}
3268
3269void owl_function_do_newmsgproc(void)
3270{
3271  if (owl_global_get_newmsgproc(&g) && strcmp(owl_global_get_newmsgproc(&g), "")) {
3272    /* if there's a process out there, we need to check on it */
3273    if (owl_global_get_newmsgproc_pid(&g)) {
3274      owl_function_debugmsg("Checking on newmsgproc pid==%i", owl_global_get_newmsgproc_pid(&g));
3275      owl_function_debugmsg("Waitpid return is %i", waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG));
3276      waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG);
3277      if (waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG)==-1) {
3278        /* it exited */
3279        owl_global_set_newmsgproc_pid(&g, 0);
3280        owl_function_debugmsg("newmsgproc exited");
3281      } else {
3282        owl_function_debugmsg("newmsgproc did not exit");
3283      }
3284    }
3285   
3286    /* if it exited, fork & exec a new one */
3287    if (owl_global_get_newmsgproc_pid(&g)==0) {
3288      int i, myargc;
3289      i=fork();
3290      if (i) {
3291        /* parent set the child's pid */
3292        owl_global_set_newmsgproc_pid(&g, i);
3293        owl_function_debugmsg("I'm the parent and I started a new newmsgproc with pid %i", i);
3294      } else {
3295        /* child exec's the program */
3296        char **parsed;
3297        parsed=owl_parseline(owl_global_get_newmsgproc(&g), &myargc);
3298        if (myargc < 0) {
3299          owl_function_debugmsg("Could not parse newmsgproc '%s': unbalanced quotes?", owl_global_get_newmsgproc(&g));
3300        }
3301        if (myargc <= 0) {
3302          _exit(127);
3303        }
3304        parsed=realloc(parsed, sizeof(*parsed) * (myargc+1));
3305        parsed[myargc] = NULL;
3306       
3307        owl_function_debugmsg("About to exec \"%s\" with %d arguments", parsed[0], myargc);
3308       
3309        execvp(parsed[0], parsed);
3310       
3311       
3312        /* was there an error exec'ing? */
3313        owl_function_debugmsg("Cannot run newmsgproc '%s': cannot exec '%s': %s", 
3314                              owl_global_get_newmsgproc(&g), parsed[0], strerror(errno));
3315        _exit(127);
3316      }
3317    }
3318  }
3319}
3320
3321/* print the xterm escape sequence to raise the window */
3322void owl_function_xterm_raise(void)
3323{
3324  printf("\033[5t");
3325}
3326
3327/* print the xterm escape sequence to deiconify the window */
3328void owl_function_xterm_deiconify(void)
3329{
3330  printf("\033[1t");
3331}
3332
3333/* Add the specified command to the startup file.  Eventually this
3334 * should be clever, and rewriting settings that will obviosly
3335 * override earlier settings with 'set' 'bindkey' and 'alias'
3336 * commands.  For now though we just remove any line that would
3337 * duplicate this one and then append this line to the end of
3338 * startupfile.
3339 */
3340void owl_function_addstartup(char *buff)
3341{
3342  FILE *file;
3343  char *filename;
3344
3345  filename=owl_sprintf("%s/%s", owl_global_get_homedir(&g), OWL_STARTUP_FILE);
3346  file=fopen(filename, "a");
3347  if (!file) {
3348    owl_function_error("Error opening startupfile for new command");
3349    owl_free(filename);
3350    return;
3351  }
3352
3353  /* delete earlier copies */
3354  owl_util_file_deleteline(filename, buff, 1);
3355  owl_free(filename);
3356
3357  /* add this line */
3358  fprintf(file, "%s\n", buff);
3359
3360  fclose(file);
3361}
3362
3363/* Remove the specified command from the startup file. */
3364void owl_function_delstartup(char *buff)
3365{
3366  char *filename;
3367  filename=owl_sprintf("%s/%s", owl_global_get_homedir(&g), OWL_STARTUP_FILE);
3368  owl_util_file_deleteline(filename, buff, 1);
3369  owl_free(filename);
3370}
3371
3372/* Execute owl commands from the given filename.  If the filename
3373 * is NULL, use the default owl startup commands file.
3374 */
3375void owl_function_source(char *filename)
3376{
3377  char *path;
3378  FILE *file;
3379  char buff[LINE];
3380  int fail_silent = 0;
3381
3382  if (!filename) {
3383    fail_silent = 1;
3384    path = owl_sprintf("%s/%s", owl_global_get_homedir(&g), OWL_STARTUP_FILE);
3385  } else {
3386    path = owl_util_makepath(filename);
3387  }
3388  file=fopen(path, "r");
3389  owl_free(path);
3390  if (!file) {
3391    if (!fail_silent) {
3392      owl_function_error("Error opening file: %s", filename);
3393    }
3394    return;
3395  }
3396  while (fgets(buff, LINE, file)!=NULL) {
3397    if (buff[0] == '#') continue;
3398    buff[strlen(buff)-1]='\0';
3399    owl_function_command(buff);
3400  }
3401  fclose(file);
3402}
3403
3404void owl_function_change_style(owl_view *v, char *stylename)
3405{
3406  owl_style *s;
3407
3408  s=owl_global_get_style_by_name(&g, stylename);
3409  if (!s) {
3410    owl_function_error("No style named %s", stylename);
3411    return;
3412  }
3413  owl_view_set_style(v, s);
3414  owl_messagelist_invalidate_formats(owl_global_get_msglist(&g));
3415  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
3416  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3417}
3418
3419void owl_function_toggleoneline()
3420{
3421  owl_view *v;
3422  owl_style *s;
3423
3424  v=owl_global_get_current_view(&g);
3425  s=owl_view_get_style(v);
3426
3427  if (!owl_style_matches_name(s, "oneline")) {
3428    owl_function_change_style(v, "oneline");
3429  } else {
3430    owl_function_change_style(v, owl_global_get_default_style(&g));
3431  }
3432
3433  owl_messagelist_invalidate_formats(owl_global_get_msglist(&g));
3434  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
3435  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3436}
3437
3438void owl_function_error(char *fmt, ...)
3439{
3440  va_list ap;
3441  char buff[2048], buff2[2048];
3442  char *date;
3443  time_t now;
3444
3445  now=time(NULL);
3446  date=owl_strdup(ctime(&now));
3447  date[strlen(date)-1]='\0';
3448
3449  va_start(ap, fmt);
3450
3451  vsnprintf(buff, 2048, fmt, ap);
3452  sprintf(buff2, "%s %s", date, buff);
3453  owl_function_debugmsg("ERROR: %s", buff);
3454  if (owl_global_get_curs_msgwin(&g)) {
3455    werase(owl_global_get_curs_msgwin(&g));
3456    waddstr(owl_global_get_curs_msgwin(&g), buff); 
3457    wnoutrefresh(owl_global_get_curs_msgwin(&g));
3458    owl_global_set_needrefresh(&g);
3459  }
3460  owl_errqueue_append_err(owl_global_get_errqueue(&g), buff2);
3461  va_end(ap);
3462  owl_free(date);
3463}
3464
3465void owl_function_showerrs()
3466{
3467  owl_fmtext fm;
3468
3469  owl_fmtext_init_null(&fm);
3470  owl_fmtext_append_normal(&fm, "Errors:\n\n");
3471  owl_errqueue_to_fmtext(owl_global_get_errqueue(&g), &fm);
3472  owl_function_popless_fmtext(&fm);
3473}
3474
3475void owl_function_makemsg(char *fmt, ...)
3476{
3477  va_list ap;
3478  char buff[2048];
3479
3480  if (!owl_global_get_curs_msgwin(&g)) return;
3481
3482  va_start(ap, fmt);
3483  werase(owl_global_get_curs_msgwin(&g));
3484 
3485  vsnprintf(buff, 2048, fmt, ap);
3486  owl_function_debugmsg("makemsg: %s", buff);
3487  waddstr(owl_global_get_curs_msgwin(&g), buff); 
3488  wnoutrefresh(owl_global_get_curs_msgwin(&g));
3489  owl_global_set_needrefresh(&g);
3490  va_end(ap);
3491}
3492
3493/* get locations for everyone in .anyone.  If 'notify' is '1' then
3494 * send a pseudo login or logout message for everyone not in sync with
3495 * the global zephyr buddy list.  The list is updated regardless of
3496 * the status of 'notify'.
3497 */
3498void owl_function_zephyr_buddy_check(int notify)
3499{
3500#ifdef HAVE_LIBZEPHYR
3501  int i, j;
3502  owl_list anyone;
3503  owl_message *m;
3504  owl_zbuddylist *zbl;
3505  char *user;
3506  ZLocations_t location[200];
3507  int numlocs, ret;
3508
3509  zbl=owl_global_get_zephyr_buddylist(&g);
3510
3511  owl_list_create(&anyone);
3512  ret=owl_zephyr_get_anyone_list(&anyone, NULL);
3513
3514  j=owl_list_get_size(&anyone);
3515  for (i=0; i<j; i++) {
3516    user=owl_list_get_element(&anyone, i);
3517    ret=ZLocateUser(user, &numlocs, ZAUTH);
3518    if (ret!=ZERR_NONE) {
3519      owl_function_error("Error getting location for %s", user);
3520      continue;
3521    }
3522    numlocs=200;
3523    ret=ZGetLocations(location, &numlocs);
3524    if (ret==0) {
3525      if ((numlocs>0) && !owl_zbuddylist_contains_user(zbl, user)) {
3526        /* Send a PSEUDO LOGIN! */
3527        if (notify) {
3528          m=owl_malloc(sizeof(owl_message));
3529          owl_message_create_pseudo_zlogin(m, 0, user, location[0].host, location[0].time, location[0].tty);
3530          owl_global_messagequeue_addmsg(&g, m);
3531        }
3532        owl_zbuddylist_adduser(zbl, user);
3533        owl_function_debugmsg("owl_function_zephyr_buddy_check: login for %s ", user);
3534      } else if ((numlocs==0) && owl_zbuddylist_contains_user(zbl, user)) {
3535        /* I don't think this ever happens (if there are 0 locations we should get an error from
3536         * ZGetLocations)
3537         */
3538        owl_function_error("owl_function_zephyr_buddy_check: exceptional case logout for %s ",user);
3539      }
3540    } else if ((ret==ZERR_NOLOCATIONS) && owl_zbuddylist_contains_user(zbl, user)) {
3541      /* Send a PSEUDO LOGOUT! */
3542      if (notify) {
3543        m=owl_malloc(sizeof(owl_message));
3544        owl_message_create_pseudo_zlogin(m, 1, user, "", "", "");
3545        owl_global_messagequeue_addmsg(&g, m);
3546      }
3547      owl_zbuddylist_deluser(zbl, user);
3548      owl_function_debugmsg("owl_function_zephyr_buddy_check: logout for %s ",user);
3549    }
3550  }
3551
3552  owl_list_free_all(&anyone, owl_free);
3553#endif
3554}
3555
3556void owl_function_aimsearch_results(char *email, owl_list *namelist)
3557{
3558  owl_fmtext fm;
3559  int i, j;
3560
3561  owl_fmtext_init_null(&fm);
3562  owl_fmtext_append_normal(&fm, "AIM screennames associated with ");
3563  owl_fmtext_append_normal(&fm, email);
3564  owl_fmtext_append_normal(&fm, ":\n");
3565
3566  j=owl_list_get_size(namelist);
3567  for (i=0; i<j; i++) {
3568    owl_fmtext_append_normal(&fm, "  ");
3569    owl_fmtext_append_normal(&fm, owl_list_get_element(namelist, i));
3570    owl_fmtext_append_normal(&fm, "\n");
3571  }
3572
3573  owl_function_popless_fmtext(&fm);
3574  owl_fmtext_free(&fm);
3575}
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