source: functions.c @ 5f3168a

barnowl_perlaimdebianrelease-1.4release-1.5release-1.6release-1.7release-1.8release-1.9
Last change on this file since 5f3168a was 5f3168a, checked in by Alejandro R. Sedeño <asedeno@mit.edu>, 13 years ago
Merged revisions 928-950 via svnmerge from file:///afs/sipb.mit.edu/project/barnowl/src/svn/trunk ........ r937 | nelhage | 2008-02-11 23:09:54 -0500 (Mon, 11 Feb 2008) | 2 lines Bind M-left and M-right by default in the editor ........ r947 | nelhage | 2008-02-18 16:45:22 -0500 (Mon, 18 Feb 2008) | 2 lines We need to stick modules on the beginning of @INC, not the end ........ r949 | asedeno | 2008-02-18 19:43:09 -0500 (Mon, 18 Feb 2008) | 1 line Merging in the select branch. ........ r950 | asedeno | 2008-02-18 20:54:45 -0500 (Mon, 18 Feb 2008) | 1 line Merging in the select branch, part 2. select.c ........
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File size: 100.1 KB
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1#include <stdio.h>
2#include <stdlib.h>
3#include <unistd.h>
4#include <signal.h>
5#include <netinet/in.h>
6#include <string.h>
7#include <time.h>
8#include <sys/types.h>
9#include <sys/stat.h>
10#include <sys/wait.h>
11#include <errno.h>
12#include <signal.h>
13#include "owl.h"
14
15static const char fileIdent[] = "$Id$";
16
17void owl_function_noop(void)
18{
19  return;
20}
21
22char *owl_function_command(char *cmdbuff)
23{
24  owl_function_debugmsg("executing command: %s", cmdbuff);
25  return owl_cmddict_execute(owl_global_get_cmddict(&g), 
26                             owl_global_get_context(&g), cmdbuff);
27}
28
29void owl_function_command_norv(char *cmdbuff)
30{
31  char *rv;
32  rv=owl_function_command(cmdbuff);
33  if (rv) owl_free(rv);
34}
35
36void owl_function_command_alias(char *alias_from, char *alias_to)
37{
38  owl_cmddict_add_alias(owl_global_get_cmddict(&g), alias_from, alias_to);
39}
40
41owl_cmd *owl_function_get_cmd(char *name)
42{
43  return owl_cmddict_find(owl_global_get_cmddict(&g), name);
44}
45
46void owl_function_show_commands()
47{
48  owl_list l;
49  owl_fmtext fm;
50
51  owl_fmtext_init_null(&fm);
52  owl_fmtext_append_bold(&fm, "Commands:  ");
53  owl_fmtext_append_normal(&fm, "(use 'show command <name>' for details)\n");
54  owl_cmddict_get_names(owl_global_get_cmddict(&g), &l);
55  owl_fmtext_append_list(&fm, &l, "\n", owl_function_cmd_describe);
56  owl_fmtext_append_normal(&fm, "\n");
57  owl_function_popless_fmtext(&fm);
58  owl_cmddict_namelist_free(&l);
59  owl_fmtext_free(&fm);
60}
61
62void owl_function_show_view(char *viewname)
63{
64  owl_view *v;
65  owl_fmtext fm;
66
67  /* we only have the one view right now */
68  v=owl_global_get_current_view(&g);
69  if (viewname && strcmp(viewname, owl_view_get_name(v))) {
70    owl_function_error("No view named '%s'", viewname);
71    return;
72  }
73
74  owl_fmtext_init_null(&fm);
75  owl_view_to_fmtext(v, &fm);
76  owl_function_popless_fmtext(&fm);
77  owl_fmtext_free(&fm);
78}
79
80void owl_function_show_styles() {
81  owl_list l;
82  owl_fmtext fm;
83
84  owl_fmtext_init_null(&fm);
85  owl_fmtext_append_bold(&fm, "Styles:\n");
86  owl_global_get_style_names(&g, &l);
87  owl_fmtext_append_list(&fm, &l, "\n", owl_function_style_describe);
88  owl_fmtext_append_normal(&fm, "\n");
89  owl_function_popless_fmtext(&fm);
90  owl_list_free_all(&l, owl_free);
91  owl_fmtext_free(&fm);
92}
93
94char *owl_function_style_describe(void *name) {
95  char *desc, *s;
96  owl_style *style;
97  style = owl_global_get_style_by_name(&g, name);
98  if (style) {
99    desc = owl_style_get_description(style);
100  } else {
101    desc = "???";
102  }
103  s = owl_sprintf("%-20s - %s%s", name, 
104                  0==owl_style_validate(style)?"":"[INVALID] ",
105                  desc);
106  return s;
107}
108
109char *owl_function_cmd_describe(void *name)
110{
111  owl_cmd *cmd = owl_cmddict_find(owl_global_get_cmddict(&g), name);
112  if (cmd) return owl_cmd_describe(cmd);
113  else return(NULL);
114}
115
116void owl_function_show_command(char *name)
117{
118  owl_function_help_for_command(name);
119}
120
121void owl_function_show_license()
122{
123  char *text;
124
125  text=""
126    "barnowl version " OWL_VERSION_STRING "\n"
127    "Copyright (c) 2004 James Kretchmar. All rights reserved.\n"
128    "\n"
129    "Redistribution and use in source and binary forms, with or without\n"
130    "modification, are permitted provided that the following conditions are\n"
131    "met:\n"
132    "\n"
133    "   * Redistributions of source code must retain the above copyright\n"
134    "     notice, this list of conditions and the following disclaimer.\n"
135    "\n"
136    "   * Redistributions in binary form must reproduce the above copyright\n"
137    "     notice, this list of conditions and the following disclaimer in\n"
138    "     the documentation and/or other materials provided with the\n"
139    "     distribution.\n"
140    "\n"
141    "   * Redistributions in any form must be accompanied by information on\n"
142    "     how to obtain complete source code for the Owl software and any\n"
143    "     accompanying software that uses the Owl software. The source code\n"
144    "     must either be included in the distribution or be available for no\n"
145    "     more than the cost of distribution plus a nominal fee, and must be\n"
146    "     freely redistributable under reasonable conditions. For an\n"
147    "     executable file, complete source code means the source code for\n"
148    "     all modules it contains. It does not include source code for\n"
149    "     modules or files that typically accompany the major components of\n"
150    "     the operating system on which the executable file runs.\n"
151    "\n"
152    "THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR\n"
153    "IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n"
154    "WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR\n"
155    "NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE\n"
156    "LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\n"
157    "CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\n"
158    "SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR\n"
159    "BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,\n"
160    "WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE\n"
161    "OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN\n"
162    "IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n";
163  owl_function_popless_text(text);
164}
165
166/* Create an admin message, append it to the global list of messages
167 * and redisplay if necessary.
168 */
169void owl_function_adminmsg(char *header, char *body)
170{
171  owl_message *m;
172
173  m=owl_malloc(sizeof(owl_message));
174  owl_message_create_admin(m, header, body);
175 
176  /* add it to the global list and current view */
177  owl_messagelist_append_element(owl_global_get_msglist(&g), m);
178  owl_view_consider_message(owl_global_get_current_view(&g), m);
179
180  /* do followlast if necessary */
181  if (owl_global_should_followlast(&g)) owl_function_lastmsg_noredisplay();
182
183  /* redisplay etc. */
184  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
185  if (owl_popwin_is_active(owl_global_get_popwin(&g))) {
186    owl_popwin_refresh(owl_global_get_popwin(&g));
187  }
188  wnoutrefresh(owl_global_get_curs_recwin(&g));
189  owl_global_set_needrefresh(&g);
190}
191
192/* Create an outgoing zephyr message and return a pointer to it.  Does
193 * not put it on the global queue, use owl_function_add_message() for
194 * that.
195 */
196owl_message *owl_function_make_outgoing_zephyr(char *body, char *zwriteline, char *zsig)
197{
198  owl_message *m;
199  owl_zwrite z;
200 
201  /* create a zwrite for the purpose of filling in other message fields */
202  owl_zwrite_create_from_line(&z, zwriteline);
203
204  /* create the message */
205  m=owl_malloc(sizeof(owl_message));
206  owl_message_create_from_zwriteline(m, zwriteline, body, zsig);
207  owl_zwrite_free(&z);
208
209  return(m);
210}
211
212/* Create an outgoing AIM message, returns a pointer to the created
213 * message or NULL if we're not logged into AIM (and thus unable to
214 * create the message).  Does not put it on the global queue.  Use
215 * owl_function_add_message() for that .
216 */
217owl_message *owl_function_make_outgoing_aim(char *body, char *to)
218{
219  owl_message *m;
220
221  /* error if we're not logged into aim */
222  if (!owl_global_is_aimloggedin(&g)) return(NULL);
223 
224  m=owl_malloc(sizeof(owl_message));
225  owl_message_create_aim(m,
226                         owl_global_get_aim_screenname(&g),
227                         to,
228                         body,
229                         OWL_MESSAGE_DIRECTION_OUT,
230                         0);
231  return(m);
232}
233
234/* Create an outgoing loopback message and return a pointer to it.
235 * Does not append it to the global queue, use
236 * owl_function_add_message() for that.
237 */
238owl_message *owl_function_make_outgoing_loopback(char *body)
239{
240  owl_message *m;
241
242  /* create the message */
243  m=owl_malloc(sizeof(owl_message));
244  owl_message_create_loopback(m, body);
245  owl_message_set_direction_out(m);
246
247  return(m);
248}
249
250void owl_function_zwrite_setup(char *line)
251{
252  owl_editwin *e;
253  char buff[1024];
254  owl_zwrite z;
255  int ret;
256
257  /* check the arguments */
258  ret=owl_zwrite_create_from_line(&z, line);
259  if (ret) {
260    owl_function_error("Error in zwrite arugments");
261    owl_zwrite_free(&z);
262    return;
263  }
264
265  /* send a ping if necessary */
266  if (owl_global_is_txping(&g)) {
267    owl_zwrite_send_ping(&z);
268  }
269  owl_zwrite_free(&z);
270
271  /* create and setup the editwin */
272  e=owl_global_get_typwin(&g);
273  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
274
275  if (!owl_global_get_lockout_ctrld(&g)) {
276    owl_function_makemsg("Type your zephyr below.  End with ^D or a dot on a line by itself.  ^C will quit.");
277  } else {
278    owl_function_makemsg("Type your zephyr below.  End with a dot on a line by itself.  ^C will quit.");
279  }
280
281  owl_editwin_clear(e);
282  owl_editwin_set_dotsend(e);
283  strcpy(buff, "----> ");
284  strcat(buff, line);
285  strcat(buff, "\n");
286  owl_editwin_set_locktext(e, buff);
287
288  /* make it active */
289  owl_global_set_typwin_active(&g);
290
291  owl_global_set_buffercommand(&g, line);
292  owl_global_set_buffercallback(&g, &owl_callback_zwrite);
293}
294
295void owl_function_aimwrite_setup(char *line)
296{
297  owl_editwin *e;
298  char buff[1024];
299
300  /* check the arguments */
301
302  /* create and setup the editwin */
303  e=owl_global_get_typwin(&g);
304  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
305
306  if (!owl_global_get_lockout_ctrld(&g)) {
307    owl_function_makemsg("Type your message below.  End with ^D or a dot on a line by itself.  ^C will quit.");
308  } else {
309    owl_function_makemsg("Type your message below.  End with a dot on a line by itself.  ^C will quit.");
310  }
311
312  owl_editwin_clear(e);
313  owl_editwin_set_dotsend(e);
314  strcpy(buff, "----> ");
315  strcat(buff, line);
316  strcat(buff, "\n");
317  owl_editwin_set_locktext(e, buff);
318
319  /* make it active */
320  owl_global_set_typwin_active(&g);
321
322  owl_global_set_buffercommand(&g, line);
323  owl_global_set_buffercallback(&g, &owl_callback_aimwrite);
324}
325
326void owl_function_loopwrite_setup()
327{
328  owl_editwin *e;
329
330  /* create and setup the editwin */
331  e=owl_global_get_typwin(&g);
332  owl_editwin_new_style(e, OWL_EDITWIN_STYLE_MULTILINE, owl_global_get_msg_history(&g));
333
334  if (!owl_global_get_lockout_ctrld(&g)) {
335    owl_function_makemsg("Type your message below.  End with ^D or a dot on a line by itself.  ^C will quit.");
336  } else {
337    owl_function_makemsg("Type your message below.  End with a dot on a line by itself.  ^C will quit.");
338  }
339
340  owl_editwin_clear(e);
341  owl_editwin_set_dotsend(e);
342  owl_editwin_set_locktext(e, "----> loopwrite\n");
343
344  /* make it active */
345  owl_global_set_typwin_active(&g);
346
347  owl_global_set_buffercommand(&g, "loopwrite");
348  owl_global_set_buffercallback(&g, &owl_callback_loopwrite);
349}
350
351void owl_callback_zwrite(owl_editwin *e) {
352  owl_function_zwrite(owl_editwin_get_command(e),
353                      owl_editwin_get_text(e));
354}
355
356/* send, log and display an outgoing zephyr.  If 'msg' is NULL
357 * the message is expected to be set from the zwrite line itself
358 */
359void owl_function_zwrite(char *line, char *msg)
360{
361  owl_zwrite z;
362  char *mymsg;
363  owl_message *m;
364
365  if(!strncmp(line, "zcrypt", strlen("zcrypt"))) {
366    owl_function_zcrypt(line, msg);
367    return;
368  }
369
370  /* create the zwrite and send the message */
371  owl_zwrite_create_from_line(&z, line);
372  if (msg) {
373    owl_zwrite_set_message(&z, msg);
374  }
375  owl_zwrite_send_message(&z);
376  owl_function_makemsg("Waiting for ack...");
377
378  /* If it's personal */
379  if (owl_zwrite_is_personal(&z)) {
380    /* create the outgoing message */
381    mymsg=owl_zwrite_get_message(&z);
382    m=owl_function_make_outgoing_zephyr(mymsg, line, owl_zwrite_get_zsig(&z));
383
384    if (m) {
385      owl_global_messagequeue_addmsg(&g, m);
386    } else {
387      owl_function_error("Could not create outgoing zephyr message");
388    }
389  }
390
391  /* free the zwrite */
392  owl_zwrite_free(&z);
393}
394
395/* send, log and display an outgoing zcrypt zephyr.  If 'msg' is NULL
396 * the message is expected to be set from the zwrite line itself
397 */
398void owl_function_zcrypt(char *line, char *msg)
399{
400  owl_zwrite z;
401  char *mymsg;
402  char *cryptmsg;
403  owl_message *m;
404#ifdef OWL_ENABLE_ZCRYPT
405  int ret;
406#endif
407
408  /* create the zwrite and send the message */
409  owl_zwrite_create_from_line(&z, line);
410  if (msg) {
411    owl_zwrite_set_message(&z, msg);
412  }
413
414  mymsg=owl_zwrite_get_message(&z);
415#ifdef OWL_ENABLE_ZCRYPT
416  cryptmsg=owl_malloc(strlen(mymsg)*4);
417  ret=owl_zcrypt_encrypt(cryptmsg, mymsg, owl_zwrite_get_class(&z), owl_zwrite_get_instance(&z));
418  if (ret) {
419    owl_function_error("Error in zcrypt, possibly no key found.  Message not sent.");
420    owl_function_beep();
421    owl_free(cryptmsg);
422    return;
423  }
424#else
425  cryptmsg=owl_strdup(mymsg);
426#endif
427
428  owl_zwrite_set_message(&z, cryptmsg);
429  owl_zwrite_set_opcode(&z, "crypt");
430  mymsg=cryptmsg;
431   
432  owl_zwrite_send_message(&z);
433  owl_function_makemsg("Waiting for ack...");
434
435  /* If it's personal */
436  if (owl_zwrite_is_personal(&z)) {
437    /* create the outgoing message */
438    mymsg=owl_zwrite_get_message(&z);
439    m=owl_function_make_outgoing_zephyr(mymsg, line, owl_zwrite_get_zsig(&z));
440    if (m) {
441      owl_global_messagequeue_addmsg(&g, m);
442    } else {
443      owl_function_error("Could not create outgoing zephyr message");
444    }
445  }
446
447  /* free the zwrite */
448  owl_free(cryptmsg);
449  owl_zwrite_free(&z);
450}
451
452void owl_callback_aimwrite(owl_editwin *e) {
453  owl_function_aimwrite(owl_editwin_get_command(e),
454                        owl_editwin_get_text(e));
455}
456
457void owl_function_aimwrite(char *line, char *msg)
458{
459  int ret;
460  char *to, *format_msg;
461  owl_message *m;
462
463  to = line + 9;
464
465  /* make a formatted copy of the message */
466  format_msg=owl_strdup(msg);
467  owl_text_wordunwrap(format_msg);
468 
469  /* send the message */
470  ret=owl_aim_send_im(to, format_msg);
471  if (!ret) {
472    owl_function_makemsg("AIM message sent.");
473  } else {
474    owl_function_error("Could not send AIM message.");
475  }
476
477  /* create the outgoing message */
478  m=owl_function_make_outgoing_aim(msg, to);
479
480  if (m) {
481    owl_global_messagequeue_addmsg(&g, m);
482  } else {
483    owl_function_error("Could not create outgoing AIM message");
484  }
485
486  owl_free(format_msg);
487}
488
489void owl_function_send_aimawymsg(char *to, char *msg)
490{
491  int ret;
492  char *format_msg;
493  owl_message *m;
494
495  /* make a formatted copy of the message */
496  format_msg=owl_strdup(msg);
497  owl_text_wordunwrap(format_msg);
498 
499  /* send the message */
500  ret=owl_aim_send_awaymsg(to, format_msg);
501  if (!ret) {
502    /* owl_function_makemsg("AIM message sent."); */
503  } else {
504    owl_function_error("Could not send AIM message.");
505  }
506
507  /* create the message */
508  m=owl_function_make_outgoing_aim(msg, to);
509  if (m) {
510    owl_global_messagequeue_addmsg(&g, m);
511  } else {
512    owl_function_error("Could not create AIM message");
513  }
514  owl_free(format_msg);
515}
516
517void owl_callback_loopwrite(owl_editwin *e) {
518  owl_function_loopwrite(owl_editwin_get_text(e));
519}
520
521void owl_function_loopwrite(char *msg)
522{
523  owl_message *min, *mout;
524
525  /* create a message and put it on the message queue.  This simulates
526   * an incoming message */
527  min=owl_malloc(sizeof(owl_message));
528  mout=owl_function_make_outgoing_loopback(msg);
529
530  if (owl_global_is_displayoutgoing(&g)) {
531    owl_global_messagequeue_addmsg(&g, mout);
532  } else {
533    owl_message_free(mout);
534  }
535
536  owl_message_create_loopback(min, msg);
537  owl_message_set_direction_in(min);
538  owl_global_messagequeue_addmsg(&g, min);
539
540  /* fake a makemsg */
541  owl_function_makemsg("loopback message sent");
542}
543
544/* If filter is non-null, looks for the next message matching
545 * that filter.  If skip_deleted, skips any deleted messages.
546 * If last_if_none, will stop at the last message in the view
547 * if no matching messages are found.  */
548void owl_function_nextmsg_full(char *filter, int skip_deleted, int last_if_none)
549{
550  int curmsg, i, viewsize, found;
551  owl_view *v;
552  owl_filter *f = NULL;
553  owl_message *m;
554
555  v=owl_global_get_current_view(&g);
556
557  if (filter) {
558    f=owl_global_get_filter(&g, filter);
559    if (!f) {
560      owl_function_error("No %s filter defined", filter);
561      return;
562    }
563  }
564
565  curmsg=owl_global_get_curmsg(&g);
566  viewsize=owl_view_get_size(v);
567  found=0;
568
569  /* just check to make sure we're in bounds... */
570  if (curmsg>viewsize-1) curmsg=viewsize-1;
571  if (curmsg<0) curmsg=0;
572
573  for (i=curmsg+1; i<viewsize; i++) {
574    m=owl_view_get_element(v, i);
575    if (skip_deleted && owl_message_is_delete(m)) continue;
576    if (f && !owl_filter_message_match(f, m)) continue;
577    found = 1;
578    break;
579  }
580
581  if (i>owl_view_get_size(v)-1) i=owl_view_get_size(v)-1;
582  if (i<0) i=0;
583
584  if (!found) {
585    owl_function_makemsg("already at last%s message%s%s",
586                         skip_deleted?" non-deleted":"",
587                         filter?" in ":"", filter?filter:"");
588    /* if (!skip_deleted) owl_function_beep(); */
589  }
590
591  if (last_if_none || found) {
592    owl_global_set_curmsg(&g, i);
593    owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
594    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
595    owl_global_set_direction_downwards(&g);
596  }
597}
598
599void owl_function_prevmsg_full(char *filter, int skip_deleted, int first_if_none)
600{
601  int curmsg, i, viewsize, found;
602  owl_view *v;
603  owl_filter *f = NULL;
604  owl_message *m;
605
606  v=owl_global_get_current_view(&g);
607
608  if (filter) {
609    f=owl_global_get_filter(&g, filter);
610    if (!f) {
611      owl_function_error("No %s filter defined", filter);
612      return;
613    }
614  }
615
616  curmsg=owl_global_get_curmsg(&g);
617  viewsize=owl_view_get_size(v);
618  found=0;
619
620  /* just check to make sure we're in bounds... */
621  if (curmsg<0) curmsg=0;
622
623  for (i=curmsg-1; i>=0; i--) {
624    m=owl_view_get_element(v, i);
625    if (skip_deleted && owl_message_is_delete(m)) continue;
626    if (f && !owl_filter_message_match(f, m)) continue;
627    found = 1;
628    break;
629  }
630
631  if (i<0) i=0;
632
633  if (!found) {
634    owl_function_makemsg("already at first%s message%s%s",
635                         skip_deleted?" non-deleted":"",
636                         filter?" in ":"", filter?filter:"");
637    /* if (!skip_deleted) owl_function_beep(); */
638  }
639
640  if (first_if_none || found) {
641    owl_global_set_curmsg(&g, i);
642    owl_function_calculate_topmsg(OWL_DIRECTION_UPWARDS);
643    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
644    owl_global_set_direction_upwards(&g);
645  }
646}
647
648void owl_function_nextmsg()
649{
650  owl_function_nextmsg_full(NULL, 0, 1);
651}
652
653void owl_function_prevmsg()
654{
655  owl_function_prevmsg_full(NULL, 0, 1);
656}
657
658void owl_function_nextmsg_notdeleted()
659{
660  owl_function_nextmsg_full(NULL, 1, 1);
661}
662
663void owl_function_prevmsg_notdeleted()
664{
665  owl_function_prevmsg_full(NULL, 1, 1);
666}
667
668void owl_function_nextmsg_personal()
669{
670  owl_function_nextmsg_full("personal", 0, 0);
671}
672
673void owl_function_prevmsg_personal()
674{
675  owl_function_prevmsg_full("personal", 0, 0);
676}
677
678
679/* if move_after is 1, moves after the delete */
680void owl_function_deletecur(int move_after)
681{
682  int curmsg;
683  owl_view *v;
684
685  v=owl_global_get_current_view(&g);
686
687  /* bail if there's no current message */
688  if (owl_view_get_size(v) < 1) {
689    owl_function_error("No current message to delete");
690    return;
691  }
692
693  /* mark the message for deletion */
694  curmsg=owl_global_get_curmsg(&g);
695  owl_view_delete_element(v, curmsg);
696
697  if (move_after) {
698    /* move the poiner in the appropriate direction
699     * to the next undeleted msg */
700    if (owl_global_get_direction(&g)==OWL_DIRECTION_UPWARDS) {
701      owl_function_prevmsg_notdeleted();
702    } else {
703      owl_function_nextmsg_notdeleted();
704    }
705  }
706}
707
708void owl_function_undeletecur(int move_after)
709{
710  int curmsg;
711  owl_view *v;
712
713  v=owl_global_get_current_view(&g);
714 
715  if (owl_view_get_size(v) < 1) {
716    owl_function_error("No current message to undelete");
717    return;
718  }
719  curmsg=owl_global_get_curmsg(&g);
720
721  owl_view_undelete_element(v, curmsg);
722
723  if (move_after) {
724    if (owl_global_get_direction(&g)==OWL_DIRECTION_UPWARDS) {
725      if (curmsg>0) {
726        owl_function_prevmsg();
727      } else {
728        owl_function_nextmsg();
729      }
730    } else {
731      owl_function_nextmsg();
732    }
733  }
734
735  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
736}
737
738void owl_function_expunge()
739{
740  int curmsg;
741  owl_message *m;
742  owl_messagelist *ml;
743  owl_view *v;
744  int lastmsgid=0;
745
746  curmsg=owl_global_get_curmsg(&g);
747  v=owl_global_get_current_view(&g);
748  ml=owl_global_get_msglist(&g);
749
750  m=owl_view_get_element(v, curmsg);
751  if (m) lastmsgid = owl_message_get_id(m);
752
753  /* expunge the message list */
754  owl_messagelist_expunge(ml);
755
756  /* update all views (we only have one right now) */
757  owl_view_recalculate(v);
758
759  /* find where the new position should be
760     (as close as possible to where we last where) */
761  curmsg = owl_view_get_nearest_to_msgid(v, lastmsgid);
762  if (curmsg>owl_view_get_size(v)-1) curmsg = owl_view_get_size(v)-1;
763  if (curmsg<0) curmsg = 0;
764  owl_global_set_curmsg(&g, curmsg);
765  owl_function_calculate_topmsg(OWL_DIRECTION_NONE);
766  /* if there are no messages set the direction to down in case we
767     delete everything upwards */
768  owl_global_set_direction_downwards(&g);
769 
770  owl_function_makemsg("Messages expunged");
771  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
772}
773
774void owl_function_firstmsg()
775{
776  owl_global_set_curmsg(&g, 0);
777  owl_global_set_topmsg(&g, 0);
778  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
779  owl_global_set_direction_downwards(&g);
780}
781
782void owl_function_lastmsg_noredisplay()
783{
784  int oldcurmsg, curmsg;
785  owl_view *v;
786
787  v=owl_global_get_current_view(&g);
788  oldcurmsg=owl_global_get_curmsg(&g);
789  curmsg=owl_view_get_size(v)-1; 
790  if (curmsg<0) curmsg=0;
791  owl_global_set_curmsg(&g, curmsg);
792  if (oldcurmsg < curmsg) {
793    owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
794  } else if (curmsg<owl_view_get_size(v)) {
795    /* If already at the end, blank the screen and move curmsg
796     * past the end of the messages. */
797    owl_global_set_topmsg(&g, curmsg+1);
798    owl_global_set_curmsg(&g, curmsg+1);
799  } 
800  /* owl_mainwin_redisplay(owl_global_get_mainwin(&g)); */
801  owl_global_set_direction_downwards(&g);
802}
803
804void owl_function_lastmsg()
805{
806  owl_function_lastmsg_noredisplay();
807  owl_mainwin_redisplay(owl_global_get_mainwin(&g)); 
808}
809
810void owl_function_shift_right()
811{
812  owl_global_set_rightshift(&g, owl_global_get_rightshift(&g)+10);
813  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
814  owl_global_set_needrefresh(&g);
815}
816
817void owl_function_shift_left()
818{
819  int shift;
820
821  shift=owl_global_get_rightshift(&g);
822  if (shift>=10) {
823    owl_global_set_rightshift(&g, shift-10);
824    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
825    owl_global_set_needrefresh(&g);
826  } else {
827    owl_function_beep();
828    owl_function_makemsg("Already full left");
829  }
830}
831
832void owl_function_unsuball()
833{
834  unsuball();
835  owl_function_makemsg("Unsubscribed from all messages.");
836}
837
838
839/* Load zephyr subscriptions from the named 'file' and load zephyr's
840 * default subscriptions as well.  An error message is printed if
841 * 'file' can't be opened or if zephyr reports an error in
842 * subscribing.
843 *
844 * If 'file' is NULL, this look for the default filename
845 * $HOME/.zephyr.subs.  If the file can not be opened in this case
846 * only, no error message is printed.
847 */
848void owl_function_loadsubs(char *file)
849{
850  int ret, ret2;
851  char *foo, *path;
852
853  if (file==NULL) {
854    ret=owl_zephyr_loadsubs(NULL, 0);
855  } else {
856    path = owl_util_makepath(file);
857    ret=owl_zephyr_loadsubs(path, 1);
858    free(path);
859  }
860
861  /* for backwards compatibility for now */
862  ret2=owl_zephyr_loaddefaultsubs();
863
864  if (!owl_context_is_interactive(owl_global_get_context(&g))) return;
865
866  foo=file?file:"file";
867  if (ret==0 && ret2==0) {
868    if (!file) {
869      owl_function_makemsg("Subscribed to messages.");
870    } else {
871      owl_function_makemsg("Subscribed to messages from %s", file);
872    }
873  } else if (ret==-1) {
874    owl_function_error("Could not read %s", foo);
875  } else {
876    owl_function_error("Error subscribing to messages");
877  }
878}
879
880void owl_function_loadloginsubs(char *file)
881{
882  int ret;
883
884  ret=owl_zephyr_loadloginsubs(file);
885
886  if (!owl_context_is_interactive(owl_global_get_context(&g))) return;
887  if (ret==0) {
888    owl_function_makemsg("Subscribed to login messages from file.");
889  } else if (ret==-1) {
890    owl_function_error("Could not open file for login subscriptions.");
891  } else {
892    owl_function_error("Error subscribing to login messages from file.");
893  }
894}
895
896void owl_callback_aimlogin(owl_editwin *e) {
897  owl_function_aimlogin(owl_editwin_get_command(e),
898                        owl_editwin_get_text(e));
899}
900
901void owl_function_aimlogin(char *user, char *passwd) {
902  int ret;
903
904  /* clear the buddylist */
905  owl_buddylist_clear(owl_global_get_buddylist(&g));
906
907  /* try to login */
908  ret=owl_aim_login(user, passwd);
909  if (ret) owl_function_makemsg("Warning: login for %s failed.\n", user);
910}
911
912void owl_function_suspend()
913{
914  endwin();
915  printf("\n");
916  kill(getpid(), SIGSTOP);
917
918  /* resize to reinitialize all the windows when we come back */
919  owl_command_resize();
920}
921
922void owl_function_zaway_toggle()
923{
924  if (!owl_global_is_zaway(&g)) {
925    owl_global_set_zaway_msg(&g, owl_global_get_zaway_msg_default(&g));
926    owl_function_zaway_on();
927  } else {
928    owl_function_zaway_off();
929  }
930}
931
932void owl_function_zaway_on()
933{
934  owl_global_set_zaway_on(&g);
935  owl_function_makemsg("zaway set (%s)", owl_global_get_zaway_msg(&g));
936}
937
938void owl_function_zaway_off()
939{
940  owl_global_set_zaway_off(&g);
941  owl_function_makemsg("zaway off");
942}
943
944void owl_function_aaway_toggle()
945{
946  if (!owl_global_is_aaway(&g)) {
947    owl_global_set_aaway_msg(&g, owl_global_get_aaway_msg_default(&g));
948    owl_function_aaway_on();
949  } else {
950    owl_function_aaway_off();
951  }
952}
953
954void owl_function_aaway_on()
955{
956  owl_global_set_aaway_on(&g);
957  /* owl_aim_set_awaymsg(owl_global_get_zaway_msg(&g)); */
958  owl_function_makemsg("AIM away set (%s)", owl_global_get_aaway_msg(&g));
959}
960
961void owl_function_aaway_off()
962{
963  owl_global_set_aaway_off(&g);
964  /* owl_aim_set_awaymsg(""); */
965  owl_function_makemsg("AIM away off");
966}
967
968void owl_function_quit()
969{
970  char *ret;
971 
972  /* zlog out if we need to */
973  if (owl_global_is_shutdownlogout(&g)) {
974    owl_zephyr_zlog_out();
975  }
976
977  /* execute the commands in shutdown */
978  ret = owl_perlconfig_execute("BarnOwl::Hooks::_shutdown();");
979  if (ret) owl_free(ret);
980
981  /* signal our child process, if any */
982  if (owl_global_get_newmsgproc_pid(&g)) {
983    kill(owl_global_get_newmsgproc_pid(&g), SIGHUP);
984  }
985
986  /* Quit zephyr */
987  owl_zephyr_shutdown();
988 
989  /* Quit AIM */
990  if (owl_global_is_aimloggedin(&g)) {
991    owl_aim_logout();
992  }
993
994  /* done with curses */
995  endwin();
996
997  /* restore terminal settings */
998  tcsetattr(0, TCSAFLUSH, owl_global_get_startup_tio(&g));
999
1000  owl_function_debugmsg("Quitting Owl");
1001  exit(0);
1002}
1003
1004void owl_function_openurl()
1005{
1006  /* visit the first url in the current message */
1007  owl_message *m;
1008  owl_view *v;
1009  char *ptr1, *ptr2, *text, url[LINE], tmpbuff[LINE];
1010  int webbrowser;
1011
1012  webbrowser = owl_global_get_webbrowser(&g);
1013
1014  if (webbrowser < 0 || webbrowser == OWL_WEBBROWSER_NONE) {
1015    owl_function_error("No browser selected");
1016    return;
1017  }
1018
1019  v=owl_global_get_current_view(&g);
1020 
1021  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1022
1023  if (!m || owl_view_get_size(v)==0) {
1024    owl_function_error("No current message selected");
1025    return;
1026  }
1027
1028  text=owl_message_get_text(m);
1029
1030  /* First look for a good URL */ 
1031  if ((ptr1=strstr(text, "http://"))!=NULL) {
1032    ptr2=strpbrk(ptr1, " \n\t");
1033    if (ptr2) {
1034      strncpy(url, ptr1, ptr2-ptr1+1);
1035      url[ptr2-ptr1+1]='\0';
1036    } else {
1037      strcpy(url, ptr1);
1038    }
1039
1040    /* if we had <http strip a trailing > */
1041    if (ptr1>text && ptr1[-1]=='<') {
1042      if (url[strlen(url)-1]=='>') {
1043        url[strlen(url)-1]='\0';
1044      }
1045    }
1046  } else if ((ptr1=strstr(text, "https://"))!=NULL) {
1047    /* Look for an https URL */ 
1048    ptr2=strpbrk(ptr1, " \n\t");
1049    if (ptr2) {
1050      strncpy(url, ptr1, ptr2-ptr1+1);
1051      url[ptr2-ptr1+1]='\0';
1052    } else {
1053      strcpy(url, ptr1);
1054    }
1055   
1056    /* if we had <http strip a trailing > */
1057    if (ptr1>text && ptr1[-1]=='<') {
1058      if (url[strlen(url)-1]=='>') {
1059        url[strlen(url)-1]='\0';
1060      }
1061    }
1062  } else if ((ptr1=strstr(text, "www."))!=NULL) {
1063    /* if we can't find a real url look for www.something */
1064    ptr2=strpbrk(ptr1, " \n\t");
1065    if (ptr2) {
1066      strncpy(url, ptr1, ptr2-ptr1+1);
1067      url[ptr2-ptr1+1]='\0';
1068    } else {
1069      strcpy(url, ptr1);
1070    }
1071  } else {
1072    owl_function_beep();
1073    owl_function_error("Could not find URL to open.");
1074    return;
1075  }
1076
1077  /* Make sure there aren't any quotes or \'s in the url */
1078  for (ptr1 = url; *ptr1; ptr1++) {
1079    if (*ptr1 == '"' || *ptr1 == '\\') {
1080      owl_function_beep();
1081      owl_function_error("URL contains invalid characters.");
1082      return;
1083    }
1084  }
1085 
1086  /* NOTE: There are potentially serious security issues here... */
1087
1088  /* open the page */
1089  owl_function_makemsg("Opening %s", url);
1090  if (webbrowser == OWL_WEBBROWSER_NETSCAPE) {
1091    snprintf(tmpbuff, LINE, "netscape -remote \"openURL(%s)\" > /dev/null 2> /dev/null", url);
1092    system(tmpbuff); 
1093  } else if (webbrowser == OWL_WEBBROWSER_GALEON) {
1094    snprintf(tmpbuff, LINE, "galeon \"%s\" > /dev/null 2> /dev/null &", url);
1095    system(tmpbuff); 
1096  } else if (webbrowser == OWL_WEBBROWSER_OPERA) {
1097    snprintf(tmpbuff, LINE, "opera \"%s\" > /dev/null 2> /dev/null &", url);
1098    system(tmpbuff); 
1099  }
1100}
1101
1102void owl_function_calculate_topmsg(int direction)
1103{
1104  int recwinlines, topmsg, curmsg;
1105  owl_view *v;
1106
1107  v=owl_global_get_current_view(&g);
1108  curmsg=owl_global_get_curmsg(&g);
1109  topmsg=owl_global_get_topmsg(&g);
1110  recwinlines=owl_global_get_recwin_lines(&g);
1111
1112  /*
1113  if (owl_view_get_size(v) < 1) {
1114    return;
1115  }
1116  */
1117
1118  switch (owl_global_get_scrollmode(&g)) {
1119  case OWL_SCROLLMODE_TOP:
1120    topmsg = owl_function_calculate_topmsg_top(direction, v, curmsg, topmsg, recwinlines);
1121    break;
1122  case OWL_SCROLLMODE_NEARTOP:
1123    topmsg = owl_function_calculate_topmsg_neartop(direction, v, curmsg, topmsg, recwinlines);
1124    break;
1125  case OWL_SCROLLMODE_CENTER:
1126    topmsg = owl_function_calculate_topmsg_center(direction, v, curmsg, topmsg, recwinlines);
1127    break;
1128  case OWL_SCROLLMODE_PAGED:
1129    topmsg = owl_function_calculate_topmsg_paged(direction, v, curmsg, topmsg, recwinlines, 0);
1130    break;
1131  case OWL_SCROLLMODE_PAGEDCENTER:
1132    topmsg = owl_function_calculate_topmsg_paged(direction, v, curmsg, topmsg, recwinlines, 1);
1133    break;
1134  case OWL_SCROLLMODE_NORMAL:
1135  default:
1136    topmsg = owl_function_calculate_topmsg_normal(direction, v, curmsg, topmsg, recwinlines);
1137  }
1138  owl_function_debugmsg("Calculated a topmsg of %i", topmsg);
1139  owl_global_set_topmsg(&g, topmsg);
1140}
1141
1142/* Returns what the new topmsg should be. 
1143 * Passed the last direction of movement,
1144 * the current view,
1145 * the current message number in the view,
1146 * the top message currently being displayed,
1147 * and the number of lines in the recwin.
1148 */
1149int owl_function_calculate_topmsg_top(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1150{
1151  return(curmsg);
1152}
1153
1154int owl_function_calculate_topmsg_neartop(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1155{
1156  if (curmsg>0 
1157      && (owl_message_get_numlines(owl_view_get_element(v, curmsg-1))
1158          <  recwinlines/2)) {
1159    return(curmsg-1);
1160  } else {
1161    return(curmsg);
1162  }
1163}
1164 
1165int owl_function_calculate_topmsg_center(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1166{
1167  int i, last, lines;
1168
1169  last = curmsg;
1170  lines = 0;
1171  for (i=curmsg-1; i>=0; i--) {
1172    lines += owl_message_get_numlines(owl_view_get_element(v, i));
1173    if (lines > recwinlines/2) break;
1174    last = i;
1175  }
1176  return(last);
1177}
1178 
1179int owl_function_calculate_topmsg_paged(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines, int center_on_page)
1180{
1181  int i, last, lines, savey;
1182 
1183  /* If we're off the top of the screen, scroll up such that the
1184   * curmsg is near the botton of the screen. */
1185  if (curmsg < topmsg) {
1186    last = curmsg;
1187    lines = 0;
1188    for (i=curmsg; i>=0; i--) {
1189      lines += owl_message_get_numlines(owl_view_get_element(v, i));
1190      if (lines > recwinlines) break;
1191    last = i;
1192    }
1193    if (center_on_page) {
1194      return(owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines));
1195    } else {
1196      return(last);
1197    }
1198  }
1199
1200  /* Find number of lines from top to bottom of curmsg (store in savey) */
1201  savey=0;
1202  for (i=topmsg; i<=curmsg; i++) {
1203    savey+=owl_message_get_numlines(owl_view_get_element(v, i));
1204  }
1205
1206  /* if we're off the bottom of the screen, scroll down */
1207  if (savey > recwinlines) {
1208    if (center_on_page) {
1209      return(owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines));
1210    } else {
1211      return(curmsg);
1212    }
1213  }
1214
1215  /* else just stay as we are... */
1216  return(topmsg);
1217}
1218
1219int owl_function_calculate_topmsg_normal(int direction, owl_view *v, int curmsg, int topmsg, int recwinlines)
1220{
1221  int savey, i, foo, y;
1222
1223  if (curmsg<0) return(topmsg);
1224   
1225  /* If we're off the top of the screen then center */
1226  if (curmsg<topmsg) {
1227    topmsg=owl_function_calculate_topmsg_center(direction, v, curmsg, 0, recwinlines);
1228  }
1229
1230  /* If curmsg is so far past topmsg that there are more messages than
1231     lines, skip the line counting that follows because we're
1232     certainly off screen.  */
1233  savey=curmsg-topmsg;
1234  if (savey <= recwinlines) {
1235    /* Find number of lines from top to bottom of curmsg (store in savey) */
1236    savey = 0;
1237    for (i=topmsg; i<=curmsg; i++) {
1238      savey+=owl_message_get_numlines(owl_view_get_element(v, i));
1239    }
1240  }
1241
1242  /* If we're off the bottom of the screen, set the topmsg to curmsg
1243   * and scroll upwards */
1244  if (savey > recwinlines) {
1245    topmsg=curmsg;
1246    savey=owl_message_get_numlines(owl_view_get_element(v, curmsg));
1247    direction=OWL_DIRECTION_UPWARDS;
1248  }
1249 
1250  /* If our bottom line is less than 1/4 down the screen then scroll up */
1251  if (direction == OWL_DIRECTION_UPWARDS || direction == OWL_DIRECTION_NONE) {
1252    if (savey < (recwinlines / 4)) {
1253      y=0;
1254      for (i=curmsg; i>=0; i--) {
1255        foo=owl_message_get_numlines(owl_view_get_element(v, i));
1256        /* will we run the curmsg off the screen? */
1257        if ((foo+y) >= recwinlines) {
1258          i++;
1259          if (i>curmsg) i=curmsg;
1260          break;
1261        }
1262        /* have saved 1/2 the screen space? */
1263        y+=foo;
1264        if (y > (recwinlines / 2)) break;
1265      }
1266      if (i<0) i=0;
1267      return(i);
1268    }
1269  }
1270
1271  if (direction == OWL_DIRECTION_DOWNWARDS || direction == OWL_DIRECTION_NONE) {
1272    /* If curmsg bottom line is more than 3/4 down the screen then scroll down */
1273    if (savey > ((recwinlines * 3)/4)) {
1274      y=0;
1275      /* count lines from the top until we can save 1/2 the screen size */
1276      for (i=topmsg; i<curmsg; i++) {
1277        y+=owl_message_get_numlines(owl_view_get_element(v, i));
1278        if (y > (recwinlines / 2)) break;
1279      }
1280      if (i==curmsg) {
1281        i--;
1282      }
1283      return(i+1);
1284    }
1285  }
1286
1287  return(topmsg);
1288}
1289
1290void owl_function_resize()
1291{
1292  owl_global_set_resize_pending(&g);
1293}
1294
1295void owl_function_run_buffercommand()
1296{
1297  owl_editwin_do_callback(owl_global_get_typwin(&g));
1298}
1299
1300void owl_function_debugmsg(char *fmt, ...)
1301{
1302  FILE *file;
1303  time_t now;
1304  char buff1[LINE], buff2[LINE];
1305  va_list ap;
1306  va_start(ap, fmt);
1307
1308  if (!owl_global_is_debug_fast(&g)) return;
1309
1310  file=fopen(owl_global_get_debug_file(&g), "a");
1311  if (!file) return;
1312
1313  now=time(NULL);
1314  strcpy(buff1, ctime(&now));
1315  buff1[strlen(buff1)-1]='\0';
1316
1317  owl_global_get_runtime_string(&g, buff2);
1318 
1319  fprintf(file, "[%i -  %s - %s]: ", (int) getpid(), buff1, buff2);
1320  vfprintf(file, fmt, ap);
1321  fprintf(file, "\n");
1322  fclose(file);
1323
1324  va_end(ap);
1325}
1326
1327void owl_function_refresh()
1328{
1329  owl_function_resize();
1330}
1331
1332void owl_function_beep()
1333{
1334  if (owl_global_is_bell(&g)) {
1335    beep();
1336    owl_global_set_needrefresh(&g); /* do we really need this? */
1337  }
1338}
1339
1340int owl_function_subscribe(char *class, char *inst, char *recip)
1341{
1342  int ret;
1343
1344  ret=owl_zephyr_sub(class, inst, recip);
1345  if (ret) {
1346    owl_function_error("Error subscribing.");
1347  } else {
1348    owl_function_makemsg("Subscribed.");
1349  }
1350  return(ret);
1351}
1352
1353void owl_function_unsubscribe(char *class, char *inst, char *recip)
1354{
1355  int ret;
1356
1357  ret=owl_zephyr_unsub(class, inst, recip);
1358  if (ret) {
1359    owl_function_error("Error subscribing.");
1360  } else {
1361    owl_function_makemsg("Unsubscribed.");
1362  }
1363}
1364
1365void owl_function_set_cursor(WINDOW *win)
1366{
1367  wnoutrefresh(win);
1368}
1369
1370void owl_function_full_redisplay()
1371{
1372  redrawwin(owl_global_get_curs_recwin(&g));
1373  redrawwin(owl_global_get_curs_sepwin(&g));
1374  /* Work around curses segfualts with windows off the screen */
1375  if (g.lines >= owl_global_get_typwin_lines(&g)+2)
1376      redrawwin(owl_global_get_curs_typwin(&g));
1377  if (g.lines >= 2)
1378      redrawwin(owl_global_get_curs_msgwin(&g));
1379
1380  wnoutrefresh(owl_global_get_curs_recwin(&g));
1381  wnoutrefresh(owl_global_get_curs_sepwin(&g));
1382  wnoutrefresh(owl_global_get_curs_typwin(&g));
1383  wnoutrefresh(owl_global_get_curs_msgwin(&g));
1384
1385  if (owl_popwin_is_active(owl_global_get_popwin(&g))) {
1386    owl_popwin_refresh(owl_global_get_popwin(&g));
1387  }
1388 
1389  sepbar("");
1390  owl_function_makemsg("");
1391
1392  owl_global_set_needrefresh(&g);
1393}
1394
1395void owl_function_popless_text(char *text)
1396{
1397  owl_popwin *pw;
1398  owl_viewwin *v;
1399
1400  pw=owl_global_get_popwin(&g);
1401  v=owl_global_get_viewwin(&g);
1402
1403  owl_popwin_up(pw);
1404  owl_viewwin_init_text(v, owl_popwin_get_curswin(pw),
1405                        owl_popwin_get_lines(pw), owl_popwin_get_cols(pw),
1406                        text);
1407  owl_popwin_refresh(pw);
1408  owl_viewwin_redisplay(v, 0);
1409  owl_global_set_needrefresh(&g);
1410}
1411
1412void owl_function_popless_fmtext(owl_fmtext *fm)
1413{
1414  owl_popwin *pw;
1415  owl_viewwin *v;
1416
1417  pw=owl_global_get_popwin(&g);
1418  v=owl_global_get_viewwin(&g);
1419
1420  owl_popwin_up(pw);
1421  owl_viewwin_init_fmtext(v, owl_popwin_get_curswin(pw),
1422                   owl_popwin_get_lines(pw), owl_popwin_get_cols(pw),
1423                   fm);
1424  owl_popwin_refresh(pw);
1425  owl_viewwin_redisplay(v, 0);
1426  owl_global_set_needrefresh(&g);
1427}
1428
1429void owl_function_popless_file(char *filename)
1430{
1431  owl_fmtext fm;
1432  FILE *file;
1433  char buff[1024];
1434
1435  file=fopen(filename, "r");
1436  if (!file) {
1437    owl_function_error("Could not open file: %s", filename);
1438    return;
1439  }
1440
1441  owl_fmtext_init_null(&fm);
1442  while (fgets(buff, 1024, file)) {
1443    owl_fmtext_append_normal(&fm, buff);
1444    /*    owl_fmtext_append_normal(&fm, "\n"); */
1445  }
1446
1447  owl_function_popless_fmtext(&fm);
1448  owl_fmtext_free(&fm);
1449  fclose(file);
1450}
1451
1452void owl_function_about()
1453{
1454  char buff[5000];
1455
1456  sprintf(buff, "This is barnowl version %s\n\n", OWL_VERSION_STRING);
1457  strcat(buff, "barnowl is a fork of the Owl zephyr client, written and\n");
1458  strcat(buff, "maintained by Alejandro Sedeno and Nelson Elhage at the\n");
1459  strcat(buff, "Massachusetts Institute of Technology. \n");
1460  strcat(buff, "\n");
1461  strcat(buff, "Owl was written by James Kretchmar. The first version, 0.5, was\n");
1462  strcat(buff, "released in March 2002.\n");
1463  strcat(buff, "\n");
1464  strcat(buff, "The name 'owl' was chosen in reference to the owls in the\n");
1465  strcat(buff, "Harry Potter novels, who are tasked with carrying messages\n");
1466  strcat(buff, "between Witches and Wizards. The name 'barnowl' was chosen\n");
1467  strcat(buff, "because we feel our owls should live closer to our ponies.\n");
1468  strcat(buff, "\n");
1469  strcat(buff, "Copyright 2002 Massachusetts Institute of Technology\n");
1470  strcat(buff, "\n");
1471  strcat(buff, "Permission to use, copy, modify, and distribute this\n");
1472  strcat(buff, "software and its documentation for any purpose and without\n");
1473  strcat(buff, "fee is hereby granted, provided that the above copyright\n");
1474  strcat(buff, "notice and this permission notice appear in all copies\n");
1475  strcat(buff, "and in supporting documentation.  No representation is\n");
1476  strcat(buff, "made about the suitability of this software for any\n");
1477  strcat(buff, "purpose.  It is provided \"as is\" without express\n");
1478  strcat(buff, "or implied warranty.\n");
1479  owl_function_popless_text(buff);
1480}
1481
1482void owl_function_info()
1483{
1484  owl_message *m;
1485  owl_fmtext fm, attrfm;
1486  char buff[10000];
1487  owl_view *v;
1488#ifdef HAVE_LIBZEPHYR
1489  ZNotice_t *n;
1490#endif
1491
1492  owl_fmtext_init_null(&fm);
1493 
1494  v=owl_global_get_current_view(&g);
1495  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1496  if (!m || owl_view_get_size(v)==0) {
1497    owl_function_error("No message selected\n");
1498    return;
1499  }
1500
1501  owl_fmtext_append_bold(&fm, "General Information:\n");
1502  owl_fmtext_append_normal(&fm, "  Msg Id    : ");
1503  sprintf(buff, "%i", owl_message_get_id(m));
1504  owl_fmtext_append_normal(&fm, buff);
1505  owl_fmtext_append_normal(&fm, "\n");
1506
1507  owl_fmtext_append_normal(&fm, "  Type      : ");
1508  owl_fmtext_append_bold(&fm, owl_message_get_type(m));
1509  owl_fmtext_append_normal(&fm, "\n");
1510
1511  if (owl_message_is_direction_in(m)) {
1512    owl_fmtext_append_normal(&fm, "  Direction : in\n");
1513  } else if (owl_message_is_direction_out(m)) {
1514    owl_fmtext_append_normal(&fm, "  Direction : out\n");
1515  } else if (owl_message_is_direction_none(m)) {
1516    owl_fmtext_append_normal(&fm, "  Direction : none\n");
1517  } else {
1518    owl_fmtext_append_normal(&fm, "  Direction : unknown\n");
1519  }
1520
1521  owl_fmtext_append_normal(&fm, "  Time      : ");
1522  owl_fmtext_append_normal(&fm, owl_message_get_timestr(m));
1523  owl_fmtext_append_normal(&fm, "\n");
1524
1525  if (!owl_message_is_type_admin(m)) {
1526    owl_fmtext_append_normal(&fm, "  Sender    : ");
1527    owl_fmtext_append_normal(&fm, owl_message_get_sender(m));
1528    owl_fmtext_append_normal(&fm, "\n");
1529   
1530    owl_fmtext_append_normal(&fm, "  Recipient : ");
1531    owl_fmtext_append_normal(&fm, owl_message_get_recipient(m));
1532    owl_fmtext_append_normal(&fm, "\n");
1533  }
1534   
1535  if (owl_message_is_type_zephyr(m)) {
1536    owl_fmtext_append_bold(&fm, "\nZephyr Specific Information:\n");
1537   
1538    owl_fmtext_append_normal(&fm, "  Class     : ");
1539    owl_fmtext_append_normal(&fm, owl_message_get_class(m));
1540    owl_fmtext_append_normal(&fm, "\n");
1541    owl_fmtext_append_normal(&fm, "  Instance  : ");
1542    owl_fmtext_append_normal(&fm, owl_message_get_instance(m));
1543    owl_fmtext_append_normal(&fm, "\n");
1544    owl_fmtext_append_normal(&fm, "  Opcode    : ");
1545    owl_fmtext_append_normal(&fm, owl_message_get_opcode(m));
1546    owl_fmtext_append_normal(&fm, "\n");
1547   
1548    owl_fmtext_append_normal(&fm, "  Time      : ");
1549    owl_fmtext_append_normal(&fm, owl_message_get_timestr(m));
1550    owl_fmtext_append_normal(&fm, "\n");
1551#ifdef HAVE_LIBZEPHYR
1552    if (owl_message_is_direction_in(m)) {
1553      char *ptr, tmpbuff[1024];
1554      int i, j, fields, len;
1555
1556      n=owl_message_get_notice(m);
1557
1558      if (!owl_message_is_pseudo(m)) {
1559        owl_fmtext_append_normal(&fm, "  Kind      : ");
1560        if (n->z_kind==UNSAFE) {
1561          owl_fmtext_append_normal(&fm, "UNSAFE\n");
1562        } else if (n->z_kind==UNACKED) {
1563          owl_fmtext_append_normal(&fm, "UNACKED\n");
1564        } else if (n->z_kind==ACKED) {
1565          owl_fmtext_append_normal(&fm, "ACKED\n");
1566        } else if (n->z_kind==HMACK) {
1567          owl_fmtext_append_normal(&fm, "HMACK\n");
1568        } else if (n->z_kind==HMCTL) {
1569          owl_fmtext_append_normal(&fm, "HMCTL\n");
1570        } else if (n->z_kind==SERVACK) {
1571          owl_fmtext_append_normal(&fm, "SERVACK\n");
1572        } else if (n->z_kind==SERVNAK) {
1573          owl_fmtext_append_normal(&fm, "SERVNACK\n");
1574        } else if (n->z_kind==CLIENTACK) {
1575          owl_fmtext_append_normal(&fm, "CLIENTACK\n");
1576        } else if (n->z_kind==STAT) {
1577          owl_fmtext_append_normal(&fm, "STAT\n");
1578        } else {
1579          owl_fmtext_append_normal(&fm, "ILLEGAL VALUE\n");
1580        }
1581      }
1582      owl_fmtext_append_normal(&fm, "  Host      : ");
1583      owl_fmtext_append_normal(&fm, owl_message_get_hostname(m));
1584
1585      if (!owl_message_is_pseudo(m)) {
1586        owl_fmtext_append_normal(&fm, "\n");
1587        sprintf(buff, "  Port      : %i\n", ntohs(n->z_port));
1588        owl_fmtext_append_normal(&fm, buff);
1589
1590        owl_fmtext_append_normal(&fm,    "  Auth      : ");
1591        owl_fmtext_append_normal(&fm, owl_zephyr_get_authstr(n));
1592        owl_fmtext_append_normal(&fm, "\n");
1593       
1594        /* fix this */
1595        sprintf(buff, "  Checkd Ath: %i\n", n->z_checked_auth);
1596        sprintf(buff, "%s  Multi notc: %s\n", buff, n->z_multinotice);
1597        sprintf(buff, "%s  Num other : %i\n", buff, n->z_num_other_fields);
1598        sprintf(buff, "%s  Msg Len   : %i\n", buff, n->z_message_len);
1599        owl_fmtext_append_normal(&fm, buff);
1600       
1601        sprintf(buff, "  Fields    : %i\n", owl_zephyr_get_num_fields(n));
1602        owl_fmtext_append_normal(&fm, buff);
1603       
1604        fields=owl_zephyr_get_num_fields(n);
1605        for (i=0; i<fields; i++) {
1606          sprintf(buff, "  Field %i   : ", i+1);
1607         
1608          ptr=owl_zephyr_get_field_as_utf8(n, i+1);
1609          len=strlen(ptr);
1610          if (len<30) {
1611            strncpy(tmpbuff, ptr, len);
1612            tmpbuff[len]='\0';
1613          } else {
1614            strncpy(tmpbuff, ptr, 30);
1615            tmpbuff[30]='\0';
1616            strcat(tmpbuff, "...");
1617          }
1618          owl_free(ptr);
1619         
1620          for (j=0; j<strlen(tmpbuff); j++) {
1621            if (tmpbuff[j]=='\n') tmpbuff[j]='~';
1622            if (tmpbuff[j]=='\r') tmpbuff[j]='!';
1623          }
1624         
1625          strcat(buff, tmpbuff);
1626          strcat(buff, "\n");
1627          owl_fmtext_append_normal(&fm, buff);
1628        }
1629        owl_fmtext_append_normal(&fm, "  Default Fm:");
1630        owl_fmtext_append_normal(&fm, n->z_default_format);
1631      }
1632     
1633    }
1634#endif   
1635  }
1636
1637  if (owl_message_is_type_aim(m)) {
1638    owl_fmtext_append_bold(&fm, "\nAIM Specific Information:\n");
1639  }
1640
1641  owl_fmtext_append_bold(&fm, "\nOwl Message Attributes:\n");
1642  owl_message_attributes_tofmtext(m, &attrfm);
1643  owl_fmtext_append_fmtext(&fm, &attrfm);
1644 
1645  owl_function_popless_fmtext(&fm);
1646  owl_fmtext_free(&fm);
1647  owl_fmtext_free(&attrfm);
1648}
1649
1650/* print the current message in a popup window.
1651 * Use the 'default' style regardless of whatever
1652 * style the user may be using
1653 */
1654void owl_function_curmsg_to_popwin()
1655{
1656  owl_popwin *pw;
1657  owl_view *v;
1658  owl_message *m;
1659  owl_style *s;
1660  owl_fmtext fm;
1661
1662  v=owl_global_get_current_view(&g);
1663  s=owl_global_get_style_by_name(&g, "default");
1664  pw=owl_global_get_popwin(&g);
1665
1666  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
1667
1668  if (!m || owl_view_get_size(v)==0) {
1669    owl_function_error("No current message");
1670    return;
1671  }
1672
1673  owl_fmtext_init_null(&fm);
1674  owl_style_get_formattext(s, &fm, m);
1675
1676  owl_function_popless_fmtext(&fm);
1677  owl_fmtext_free(&fm);
1678}
1679
1680void owl_function_page_curmsg(int step)
1681{
1682  /* scroll down or up within the current message IF the message is truncated */
1683
1684  int offset, curmsg, lines;
1685  owl_view *v;
1686  owl_message *m;
1687
1688  offset=owl_global_get_curmsg_vert_offset(&g);
1689  v=owl_global_get_current_view(&g);
1690  curmsg=owl_global_get_curmsg(&g);
1691  m=owl_view_get_element(v, curmsg);
1692  if (!m || owl_view_get_size(v)==0) return;
1693  lines=owl_message_get_numlines(m);
1694
1695  if (offset==0) {
1696    /* Bail if the curmsg isn't the last one displayed */
1697    if (curmsg != owl_mainwin_get_last_msg(owl_global_get_mainwin(&g))) {
1698      owl_function_makemsg("The entire message is already displayed");
1699      return;
1700    }
1701   
1702    /* Bail if we're not truncated */
1703    if (!owl_mainwin_is_curmsg_truncated(owl_global_get_mainwin(&g))) {
1704      owl_function_makemsg("The entire message is already displayed");
1705      return;
1706    }
1707  }
1708 
1709 
1710  /* don't scroll past the last line */
1711  if (step>0) {
1712    if (offset+step > lines-1) {
1713      owl_global_set_curmsg_vert_offset(&g, lines-1);
1714    } else {
1715      owl_global_set_curmsg_vert_offset(&g, offset+step);
1716    }
1717  }
1718
1719  /* would we be before the beginning of the message? */
1720  if (step<0) {
1721    if (offset+step<0) {
1722      owl_global_set_curmsg_vert_offset(&g, 0);
1723    } else {
1724      owl_global_set_curmsg_vert_offset(&g, offset+step);
1725    }
1726  }
1727 
1728  /* redisplay */
1729  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1730  owl_global_set_needrefresh(&g);
1731}
1732
1733void owl_function_resize_typwin(int newsize)
1734{
1735  owl_global_set_typwin_lines(&g, newsize);
1736  owl_function_resize();
1737}
1738
1739void owl_function_typwin_grow()
1740{
1741  int i;
1742
1743  i=owl_global_get_typwin_lines(&g);
1744  owl_function_resize_typwin(i+1);
1745}
1746
1747void owl_function_typwin_shrink()
1748{
1749  int i;
1750
1751  i=owl_global_get_typwin_lines(&g);
1752  if (i>2) {
1753    owl_function_resize_typwin(i-1);
1754  }
1755}
1756
1757void owl_function_mainwin_pagedown()
1758{
1759  int i;
1760
1761  i=owl_mainwin_get_last_msg(owl_global_get_mainwin(&g));
1762  if (i<0) return;
1763  if (owl_mainwin_is_last_msg_truncated(owl_global_get_mainwin(&g))
1764      && (owl_global_get_curmsg(&g) < i)
1765      && (i>0)) {
1766    i--;
1767  }
1768  owl_global_set_curmsg(&g, i);
1769  owl_function_nextmsg();
1770}
1771
1772void owl_function_mainwin_pageup()
1773{
1774  owl_global_set_curmsg(&g, owl_global_get_topmsg(&g));
1775  owl_function_prevmsg();
1776}
1777
1778void owl_function_getsubs()
1779{
1780  char *buff;
1781
1782  buff=owl_zephyr_getsubs();
1783
1784  if (buff) {
1785    owl_function_popless_text(buff);
1786  } else {
1787    owl_function_popless_text("Error getting subscriptions");
1788  }
1789           
1790  owl_free(buff);
1791}
1792
1793#define PABUFLEN 5000
1794void owl_function_printallvars()
1795{
1796  char buff[PABUFLEN], *pos, *name;
1797  owl_list varnames;
1798  int i, numvarnames, rem;
1799
1800  pos = buff;
1801  pos += sprintf(pos, "%-20s = %s\n", "VARIABLE", "VALUE");
1802  pos += sprintf(pos, "%-20s   %s\n",  "--------", "-----");
1803  owl_variable_dict_get_names(owl_global_get_vardict(&g), &varnames);
1804  rem = (buff+PABUFLEN)-pos-1;
1805  numvarnames = owl_list_get_size(&varnames);
1806  for (i=0; i<numvarnames; i++) {
1807    name = owl_list_get_element(&varnames, i);
1808    if (name && name[0]!='_') {
1809      rem = (buff+PABUFLEN)-pos-1;   
1810      pos += snprintf(pos, rem, "\n%-20s = ", name);
1811      rem = (buff+PABUFLEN)-pos-1;   
1812      owl_variable_get_tostring(owl_global_get_vardict(&g), name, pos, rem);
1813      pos = buff+strlen(buff);
1814    }
1815  }
1816  rem = (buff+PABUFLEN)-pos-1;   
1817  snprintf(pos, rem, "\n");
1818  owl_variable_dict_namelist_free(&varnames);
1819 
1820  owl_function_popless_text(buff);
1821}
1822
1823void owl_function_show_variables()
1824{
1825  owl_list varnames;
1826  owl_fmtext fm; 
1827  int i, numvarnames;
1828  char *varname;
1829
1830  owl_fmtext_init_null(&fm);
1831  owl_fmtext_append_bold(&fm, 
1832      "Variables: (use 'show variable <name>' for details)\n");
1833  owl_variable_dict_get_names(owl_global_get_vardict(&g), &varnames);
1834  numvarnames = owl_list_get_size(&varnames);
1835  for (i=0; i<numvarnames; i++) {
1836    varname = owl_list_get_element(&varnames, i);
1837    if (varname && varname[0]!='_') {
1838      owl_variable_describe(owl_global_get_vardict(&g), varname, &fm);
1839    }
1840  }
1841  owl_variable_dict_namelist_free(&varnames);
1842  owl_function_popless_fmtext(&fm);
1843  owl_fmtext_free(&fm);
1844}
1845
1846void owl_function_show_variable(char *name)
1847{
1848  owl_fmtext fm; 
1849
1850  owl_fmtext_init_null(&fm);
1851  owl_variable_get_help(owl_global_get_vardict(&g), name, &fm);
1852  owl_function_popless_fmtext(&fm);
1853  owl_fmtext_free(&fm); 
1854}
1855
1856/* note: this applies to global message list, not to view.
1857 * If flag is 1, deletes.  If flag is 0, undeletes. */
1858void owl_function_delete_by_id(int id, int flag)
1859{
1860  owl_messagelist *ml;
1861  owl_message *m;
1862  ml = owl_global_get_msglist(&g);
1863  m = owl_messagelist_get_by_id(ml, id);
1864  if (m) {
1865    if (flag == 1) {
1866      owl_message_mark_delete(m);
1867    } else if (flag == 0) {
1868      owl_message_unmark_delete(m);
1869    }
1870    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1871    owl_global_set_needrefresh(&g);
1872  } else {
1873    owl_function_error("No message with id %d: unable to mark for (un)delete",id);
1874  }
1875}
1876
1877void owl_function_delete_automsgs()
1878{
1879  /* mark for deletion all messages in the current view that match the
1880   * 'trash' filter */
1881
1882  int i, j, count;
1883  owl_message *m;
1884  owl_view *v;
1885  owl_filter *f;
1886
1887  /* get the trash filter */
1888  f=owl_global_get_filter(&g, "trash");
1889  if (!f) {
1890    owl_function_error("No trash filter defined");
1891    return;
1892  }
1893
1894  v=owl_global_get_current_view(&g);
1895
1896  count=0;
1897  j=owl_view_get_size(v);
1898  for (i=0; i<j; i++) {
1899    m=owl_view_get_element(v, i);
1900    if (owl_filter_message_match(f, m)) {
1901      count++;
1902      owl_message_mark_delete(m);
1903    }
1904  }
1905  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
1906  owl_function_makemsg("%i messages marked for deletion", count);
1907  owl_global_set_needrefresh(&g);
1908}
1909
1910void owl_function_status()
1911{
1912  char buff[5000];
1913  time_t start;
1914  int up, days, hours, minutes;
1915  owl_fmtext fm;
1916
1917  owl_fmtext_init_null(&fm);
1918
1919  start=owl_global_get_starttime(&g);
1920
1921  owl_fmtext_append_normal(&fm, "General Information:\n");
1922
1923  owl_fmtext_append_normal(&fm, "  Version: ");
1924  owl_fmtext_append_normal(&fm, OWL_VERSION_STRING);
1925  owl_fmtext_append_normal(&fm, "\n");
1926
1927  owl_fmtext_append_normal(&fm, "  Startup Arugments: ");
1928  owl_fmtext_append_normal(&fm, owl_global_get_startupargs(&g));
1929  owl_fmtext_append_normal(&fm, "\n");
1930
1931  owl_fmtext_append_normal(&fm, "  Current Directory: ");
1932  (void) getcwd(buff, MAXPATHLEN);
1933  owl_fmtext_append_normal(&fm, buff);
1934  owl_fmtext_append_normal(&fm, "\n");
1935
1936  sprintf(buff, "  Startup Time: %s", ctime(&start));
1937  owl_fmtext_append_normal(&fm, buff);
1938
1939  up=owl_global_get_runtime(&g);
1940  days=up/86400;
1941  up-=days*86400;
1942  hours=up/3600;
1943  up-=hours*3600;
1944  minutes=up/60;
1945  up-=minutes*60;
1946  sprintf(buff, "  Run Time: %i days %2.2i:%2.2i:%2.2i\n", days, hours, minutes, up);
1947  owl_fmtext_append_normal(&fm, buff);
1948
1949  owl_fmtext_append_normal(&fm, "\nProtocol Options:\n");
1950  owl_fmtext_append_normal(&fm, "  Zephyr included    : ");
1951  if (owl_global_is_havezephyr(&g)) {
1952    owl_fmtext_append_normal(&fm, "yes\n");
1953  } else {
1954    owl_fmtext_append_normal(&fm, "no\n");
1955  }
1956  owl_fmtext_append_normal(&fm, "  AIM included       : yes\n");
1957  owl_fmtext_append_normal(&fm, "  Loopback included  : yes\n");
1958
1959
1960  owl_fmtext_append_normal(&fm, "\nBuild Options:\n");
1961  owl_fmtext_append_normal(&fm, "  Stderr redirection : ");
1962#if OWL_STDERR_REDIR
1963  owl_fmtext_append_normal(&fm, "yes\n");
1964#else
1965  owl_fmtext_append_normal(&fm, "no\n");
1966#endif
1967 
1968
1969  owl_fmtext_append_normal(&fm, "\nMemory Usage:\n");
1970  owl_fmtext_append_normal(&fm, "  Not currently available.\n");
1971  /*
1972  sprintf(buff, "%sMemory Malloced: %i\n", buff, owl_global_get_malloced(&g));
1973  sprintf(buff, "%sMemory Freed: %i\n", buff, owl_global_get_freed(&g));
1974  sprintf(buff, "%sMemory In Use: %i\n", buff, owl_global_get_meminuse(&g));
1975  */
1976
1977  owl_fmtext_append_normal(&fm, "\nAIM Status:\n");
1978  owl_fmtext_append_normal(&fm, "  Logged in: ");
1979  if (owl_global_is_aimloggedin(&g)) {
1980    owl_fmtext_append_normal(&fm, owl_global_get_aim_screenname(&g));
1981    owl_fmtext_append_normal(&fm, "\n");
1982  } else {
1983    owl_fmtext_append_normal(&fm, "(not logged in)\n");
1984  }
1985
1986  owl_fmtext_append_normal(&fm, "  Processing events: ");
1987  if (owl_global_is_doaimevents(&g)) {
1988    owl_fmtext_append_normal(&fm, "yes\n");
1989  } else {
1990    owl_fmtext_append_normal(&fm, "no\n");
1991  }
1992
1993  owl_function_popless_fmtext(&fm);
1994  owl_fmtext_free(&fm);
1995}
1996
1997void owl_function_show_term()
1998{
1999  owl_fmtext fm;
2000  char buff[LINE];
2001
2002  owl_fmtext_init_null(&fm);
2003  sprintf(buff, "Terminal Lines: %i\nTerminal Columns: %i\n",
2004          owl_global_get_lines(&g),
2005          owl_global_get_cols(&g));
2006  owl_fmtext_append_normal(&fm, buff);
2007
2008  if (owl_global_get_hascolors(&g)) {
2009    owl_fmtext_append_normal(&fm, "Color: Yes\n");
2010    sprintf(buff, "Number of color pairs: %i\n", owl_global_get_colorpairs(&g));
2011    owl_fmtext_append_normal(&fm, buff);
2012    sprintf(buff, "Can change colors: %s\n", can_change_color() ? "yes" : "no");
2013    owl_fmtext_append_normal(&fm, buff);
2014  } else {
2015    owl_fmtext_append_normal(&fm, "Color: No\n");
2016  }
2017
2018  owl_function_popless_fmtext(&fm);
2019  owl_fmtext_free(&fm);
2020}
2021
2022/* if type = 0 then normal reply.
2023 * if type = 1 then it's a reply to sender
2024 * if enter = 0 then allow the command to be edited
2025 * if enter = 1 then don't wait for editing
2026 */
2027void owl_function_reply(int type, int enter)
2028{
2029  char *buff=NULL, *oldbuff;
2030  owl_message *m;
2031  owl_filter *f;
2032 
2033  if (owl_view_get_size(owl_global_get_current_view(&g))==0) {
2034    owl_function_error("No message selected");
2035  } else {
2036    char *class, *inst, *to, *cc=NULL;
2037   
2038    m=owl_view_get_element(owl_global_get_current_view(&g), owl_global_get_curmsg(&g));
2039    if (!m) {
2040      owl_function_error("No message selected");
2041      return;
2042    }
2043
2044    /* first check if we catch the reply-lockout filter */
2045    f=owl_global_get_filter(&g, "reply-lockout");
2046    if (f) {
2047      if (owl_filter_message_match(f, m)) {
2048        owl_function_error("Sorry, replies to this message have been disabled by the reply-lockout filter");
2049        return;
2050      }
2051    }
2052
2053    /* loopback */
2054    if (owl_message_is_type_loopback(m)) {
2055      owl_function_loopwrite_setup();
2056      return;
2057    }
2058
2059    /* zephyr */
2060    if (owl_message_is_type_zephyr(m)) {
2061      /* if it's a zephyr we sent, send it out the same way again */
2062      if (owl_message_is_direction_out(m)) {
2063          buff = owl_strdup(owl_message_get_zwriteline(m));
2064      } else {
2065
2066        /* Special case a personal reply to a webzephyr user on a class */
2067        if ((type==1) && !strcasecmp(owl_message_get_opcode(m), OWL_WEBZEPHYR_OPCODE)) {
2068          class=OWL_WEBZEPHYR_CLASS;
2069          inst=owl_message_get_sender(m);
2070          to=OWL_WEBZEPHYR_PRINCIPAL;
2071        } else if (!strcasecmp(owl_message_get_class(m), OWL_WEBZEPHYR_CLASS) && owl_message_is_loginout(m)) {
2072          /* Special case LOGIN/LOGOUT notifications on class "webzephyr" */
2073          class=OWL_WEBZEPHYR_CLASS;
2074          inst=owl_message_get_instance(m);
2075          to=OWL_WEBZEPHYR_PRINCIPAL;
2076        } else if (owl_message_is_loginout(m)) {
2077          /* Normal LOGIN/LOGOUT messages */
2078          class="MESSAGE";
2079          inst="PERSONAL";
2080          to=owl_message_get_sender(m);
2081        } else if (type==1) {
2082          /* Personal reply */
2083          class="MESSAGE";
2084          inst="PERSONAL";
2085          to=owl_message_get_sender(m);
2086        } else {
2087          /* General reply */
2088          class=owl_message_get_class(m);
2089          inst=owl_message_get_instance(m);
2090          to=owl_message_get_recipient(m);
2091          cc=owl_message_get_cc_without_recipient(m);
2092          if (!strcmp(to, "") || !strcmp(to, "*")) {
2093            to="";
2094          } else if (to[0]=='@') {
2095            /* leave it, to get the realm */
2096          } else {
2097            to=owl_message_get_sender(m);
2098          }
2099        }
2100
2101        /* create the command line */
2102        if (!strcasecmp(owl_message_get_opcode(m), "CRYPT")) {
2103          buff=owl_strdup("zcrypt");
2104        } else {
2105          buff = owl_strdup("zwrite");
2106        }
2107        if (strcasecmp(class, "message")) {
2108          buff = owl_sprintf("%s -c %s%s%s", oldbuff=buff, owl_getquoting(class), class, owl_getquoting(class));
2109          owl_free(oldbuff);
2110        }
2111        if (strcasecmp(inst, "personal")) {
2112          buff = owl_sprintf("%s -i %s%s%s", oldbuff=buff, owl_getquoting(inst), inst, owl_getquoting(inst));
2113          owl_free(oldbuff);
2114        }
2115        if (*to != '\0') {
2116          char *tmp, *oldtmp, *tmp2;
2117          tmp=short_zuser(to);
2118          if (cc) {
2119            tmp = owl_util_uniq(oldtmp=tmp, cc, "-");
2120            owl_free(oldtmp);
2121            buff = owl_sprintf("%s -C %s", oldbuff=buff, tmp);
2122            owl_free(oldbuff);
2123          } else {
2124            if (owl_global_is_smartstrip(&g)) {
2125              tmp2=tmp;
2126              tmp=owl_zephyr_smartstripped_user(tmp2);
2127              owl_free(tmp2);
2128            }
2129            buff = owl_sprintf("%s %s", oldbuff=buff, tmp);
2130            owl_free(oldbuff);
2131          }
2132          owl_free(tmp);
2133        }
2134        if (cc) owl_free(cc);
2135      }
2136    } else if (owl_message_is_type_aim(m)) {
2137      /* aim */
2138      if (owl_message_is_direction_out(m)) {
2139        buff=owl_sprintf("aimwrite %s", owl_message_get_recipient(m));
2140      } else {
2141        buff=owl_sprintf("aimwrite %s", owl_message_get_sender(m));
2142      }
2143    } else {
2144      char *cmd;
2145      if((type==0 && (cmd=owl_message_get_attribute_value(m, "replycmd")))
2146         || (type==1 && (cmd=owl_message_get_attribute_value(m, "replysendercmd")))) {
2147        buff = owl_strdup(cmd);
2148      }
2149    }
2150
2151    if(!buff) {
2152        owl_function_error("I don't know how to reply to that message.");
2153        return;
2154    }
2155   
2156    if (enter) {
2157      owl_history *hist = owl_global_get_cmd_history(&g);
2158      owl_history_store(hist, buff);
2159      owl_history_reset(hist);
2160      owl_function_command_norv(buff);
2161    } else {
2162      owl_function_start_command(buff);
2163    }
2164    owl_free(buff);
2165  }
2166}
2167
2168void owl_function_zlocate(int argc, char **argv, int auth)
2169{
2170  owl_fmtext fm;
2171  char *ptr, buff[LINE];
2172  int i;
2173
2174  owl_fmtext_init_null(&fm);
2175
2176  for (i=0; i<argc; i++) {
2177    ptr=long_zuser(argv[i]);
2178    owl_zephyr_zlocate(ptr, buff, auth);
2179    owl_fmtext_append_normal(&fm, buff);
2180    owl_free(ptr);
2181  }
2182
2183  owl_function_popless_fmtext(&fm);
2184  owl_fmtext_free(&fm);
2185}
2186
2187void owl_function_start_command(char *line)
2188{
2189  owl_editwin *tw;
2190
2191  tw=owl_global_get_typwin(&g);
2192  owl_global_set_typwin_active(&g);
2193  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, 
2194                        owl_global_get_cmd_history(&g));
2195
2196  owl_editwin_set_locktext(tw, "command: ");
2197  owl_global_set_needrefresh(&g);
2198
2199  owl_editwin_insert_string(tw, line);
2200  owl_editwin_redisplay(tw, 0);
2201
2202  owl_context_set_editline(owl_global_get_context(&g), tw);
2203  owl_function_activate_keymap("editline");
2204}
2205
2206void owl_function_start_question(char *line)
2207{
2208  owl_editwin *tw;
2209
2210  tw=owl_global_get_typwin(&g);
2211  owl_global_set_typwin_active(&g);
2212  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, owl_global_get_cmd_history(&g));
2213
2214  owl_editwin_set_locktext(tw, line);
2215  owl_global_set_needrefresh(&g);
2216
2217  owl_editwin_redisplay(tw, 0);
2218
2219  owl_context_set_editresponse(owl_global_get_context(&g), tw);
2220  owl_function_activate_keymap("editresponse");
2221}
2222
2223void owl_function_start_password(char *line)
2224{
2225  owl_editwin *tw;
2226
2227  tw=owl_global_get_typwin(&g);
2228  owl_global_set_typwin_active(&g);
2229  owl_editwin_new_style(tw, OWL_EDITWIN_STYLE_ONELINE, owl_global_get_cmd_history(&g));
2230  owl_editwin_set_echochar(tw, '*');
2231
2232  owl_editwin_set_locktext(tw, line);
2233  owl_global_set_needrefresh(&g);
2234
2235  owl_editwin_redisplay(tw, 0);
2236
2237  owl_context_set_editresponse(owl_global_get_context(&g), tw);
2238  owl_function_activate_keymap("editresponse");
2239}
2240
2241char *owl_function_exec(int argc, char **argv, char *buff, int type)
2242{
2243  /* if type == 1 display in a popup
2244   * if type == 2 display an admin messages
2245   * if type == 0 return output
2246   * else display in a popup
2247   */
2248  char *newbuff, *redirect = " 2>&1 < /dev/null";
2249  char *out, buff2[1024];
2250  int size;
2251  FILE *p;
2252
2253#if OWL_STDERR_REDIR
2254  redirect = " < /dev/null";
2255#endif
2256
2257  if (argc<2) {
2258    owl_function_error("Wrong number of arguments to the exec command");
2259    return NULL;
2260  }
2261
2262  buff = skiptokens(buff, 1);
2263  newbuff = owl_malloc(strlen(buff)+strlen(redirect)+1);
2264  strcpy(newbuff, buff);
2265  strcat(newbuff, redirect);
2266
2267  if (type == 1) {
2268    owl_popexec_new(newbuff);
2269  } else {
2270    p=popen(newbuff, "r");
2271    out=owl_malloc(1024);
2272    size=1024;
2273    strcpy(out, "");
2274    while (fgets(buff2, 1024, p)!=NULL) {
2275      size+=1024;
2276      out=owl_realloc(out, size);
2277      strcat(out, buff2);
2278    }
2279    pclose(p);
2280   
2281    if (type==1) {
2282      owl_function_popless_text(out);
2283    } else if (type==0) {
2284      return out;
2285    } else if (type==2) {
2286      owl_function_adminmsg(buff, out);
2287    } else {
2288      owl_function_popless_text(out);
2289    }
2290    owl_free(out);
2291  }
2292  return NULL;
2293}
2294
2295char *owl_function_perl(int argc, char **argv, char *buff, int type)
2296{
2297  /* if type == 1 display in a popup
2298   * if type == 2 display an admin messages
2299   * if type == 0 return output
2300   * else display in a popup
2301   */
2302  char *perlout;
2303
2304  if (argc<2) {
2305    owl_function_error("Wrong number of arguments to perl command");
2306    return NULL;
2307  }
2308
2309  /* consume first token (argv[0]) */
2310  buff = skiptokens(buff, 1);
2311
2312  perlout = owl_perlconfig_execute(buff);
2313  if (perlout) { 
2314    if (type==1) {
2315      owl_function_popless_text(perlout);
2316    } else if (type==2) {
2317      owl_function_adminmsg(buff, perlout);
2318    } else if (type==0) {
2319      return perlout;
2320    } else {
2321      owl_function_popless_text(perlout);
2322    }
2323    owl_free(perlout);
2324  }
2325  return NULL;
2326}
2327
2328/* Change the filter associated with the current view.
2329 * This also figures out which message in the new filter
2330 * should have the pointer.
2331 */
2332void owl_function_change_currentview_filter(char *filtname)
2333{
2334  owl_view *v;
2335  owl_filter *f;
2336  int curid=-1, newpos, curmsg;
2337  owl_message *curm=NULL;
2338
2339  v=owl_global_get_current_view(&g);
2340
2341  curmsg=owl_global_get_curmsg(&g);
2342  if (curmsg==-1) {
2343    owl_function_debugmsg("Hit the curmsg==-1 case in change_view");
2344  } else {
2345    curm=owl_view_get_element(v, curmsg);
2346    if (curm) {
2347      curid=owl_message_get_id(curm);
2348      owl_view_save_curmsgid(v, curid);
2349    }
2350  }
2351
2352  f=owl_global_get_filter(&g, filtname);
2353  if (!f) {
2354    owl_function_error("Unknown filter %s", filtname);
2355    return;
2356  }
2357
2358  owl_view_new_filter(v, f);
2359
2360  /* Figure out what to set the current message to.
2361   * - If the view we're leaving has messages in it, go to the closest message
2362   *   to the last message pointed to in that view.
2363   * - If the view we're leaving is empty, try to restore the position
2364   *   from the last time we were in the new view.  */
2365  if (curm) {
2366    newpos = owl_view_get_nearest_to_msgid(v, curid);
2367  } else {
2368    newpos = owl_view_get_nearest_to_saved(v);
2369  }
2370
2371  owl_global_set_curmsg(&g, newpos);
2372  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
2373  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2374  owl_global_set_direction_downwards(&g);
2375}
2376
2377/* Create a new filter, or replace an existing one
2378 * with a new definition.
2379 */
2380void owl_function_create_filter(int argc, char **argv)
2381{
2382  owl_filter *f;
2383  owl_view *v;
2384  int ret, inuse=0;
2385
2386  if (argc < 2) {
2387    owl_function_error("Wrong number of arguments to filter command");
2388    return;
2389  }
2390
2391  owl_function_debugmsg("owl_function_create_filter: starting to create filter named %s", argv[1]);
2392
2393  v=owl_global_get_current_view(&g);
2394
2395  /* don't touch the all filter */
2396  if (!strcmp(argv[1], "all")) {
2397    owl_function_error("You may not change the 'all' filter.");
2398    return;
2399  }
2400
2401  /* deal with the case of trying change the filter color */
2402  if (argc==4 && !strcmp(argv[2], "-c")) {
2403    f=owl_global_get_filter(&g, argv[1]);
2404    if (!f) {
2405      owl_function_error("The filter '%s' does not exist.", argv[1]);
2406      return;
2407    }
2408    if (owl_util_string_to_color(argv[3])==-1) {
2409      owl_function_error("The color '%s' is not available.", argv[3]);
2410      return;
2411    }
2412    owl_filter_set_fgcolor(f, owl_util_string_to_color(argv[3]));
2413    owl_global_set_needrefresh(&g);
2414    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2415    return;
2416  }
2417  if (argc==4 && !strcmp(argv[2], "-b")) {
2418    f=owl_global_get_filter(&g, argv[1]);
2419    if (!f) {
2420      owl_function_error("The filter '%s' does not exist.", argv[1]);
2421      return;
2422    }
2423    if (owl_util_string_to_color(argv[3])==-1) {
2424      owl_function_error("The color '%s' is not available.", argv[3]);
2425      return;
2426    }
2427    owl_filter_set_bgcolor(f, owl_util_string_to_color(argv[3]));
2428    owl_global_set_needrefresh(&g);
2429    owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2430    return;
2431  }
2432
2433  /* create the filter and check for errors */
2434  f=owl_malloc(sizeof(owl_filter));
2435  ret=owl_filter_init(f, argv[1], argc-2, argv+2);
2436  if (ret==-1) {
2437    owl_free(f);
2438    owl_function_error("Invalid filter");
2439    return;
2440  }
2441
2442  /* if the named filter is in use by the current view, remember it */
2443  if (!strcmp(owl_view_get_filtname(v), argv[1])) {
2444    inuse=1;
2445  }
2446
2447  /* if the named filter already exists, nuke it */
2448  if (owl_global_get_filter(&g, argv[1])) {
2449    owl_global_remove_filter(&g, argv[1]);
2450  }
2451
2452  /* add the filter */
2453  owl_global_add_filter(&g, f);
2454
2455  /* if it was in use by the current view then update */
2456  if (inuse) {
2457    owl_function_change_currentview_filter(argv[1]);
2458  }
2459  owl_global_set_needrefresh(&g);
2460  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2461}
2462
2463/* If 'filtername' does not start with 'not-' create a filter named
2464 * 'not-<filtername>' defined as "not filter <filtername>".  If the
2465 * filter 'not-<filtername>' already exists, do not overwrite it.  If
2466 * 'filtername' begins with 'not-' and a filter 'filtername' already
2467 * exists, then do nothing.  If the filter 'filtername' does not
2468 * exist, create it and define it as 'not filter <filtername>'
2469 *
2470 * Returns the name of the negated filter, which the caller must free.
2471 */
2472char *owl_function_create_negative_filter(char *filtername)
2473{
2474  char *newname;
2475  owl_filter *tmpfilt;
2476  char *argv[5];
2477
2478  owl_function_debugmsg("owl_function_create_negative_filter");
2479 
2480  if (!strncmp(filtername, "not-", 4)) {
2481    newname=owl_strdup(filtername+4);
2482  } else {
2483    newname=owl_sprintf("not-%s", filtername);
2484  }
2485
2486  tmpfilt=owl_global_get_filter(&g, newname);
2487  if (!tmpfilt) {
2488    argv[0]="filter"; /* anything is fine here */
2489    argv[1]=newname;
2490    argv[2]="not";
2491    argv[3]="filter";
2492    argv[4]=filtername;
2493    owl_function_create_filter(5, argv);
2494  }
2495
2496  owl_function_debugmsg("owl_function_create_negative_filter: returning with %s", newname);
2497  return(newname);
2498}
2499
2500void owl_function_show_filters()
2501{
2502  owl_list *l;
2503  owl_filter *f;
2504  int i, j;
2505  owl_fmtext fm;
2506
2507  owl_fmtext_init_null(&fm);
2508
2509  l=owl_global_get_filterlist(&g);
2510  j=owl_list_get_size(l);
2511
2512  owl_fmtext_append_bold(&fm, "Filters:\n");
2513
2514  for (i=0; i<j; i++) {
2515    f=owl_list_get_element(l, i);
2516    owl_fmtext_append_normal(&fm, "   ");
2517    if (owl_global_get_hascolors(&g)) {
2518      owl_fmtext_append_normal_color(&fm, owl_filter_get_name(f), owl_filter_get_fgcolor(f), owl_filter_get_bgcolor(f));
2519    } else {
2520      owl_fmtext_append_normal(&fm, owl_filter_get_name(f));
2521    }
2522    owl_fmtext_append_normal(&fm, "\n");
2523  }
2524  owl_function_popless_fmtext(&fm);
2525  owl_fmtext_free(&fm);
2526}
2527
2528void owl_function_show_filter(char *name)
2529{
2530  owl_filter *f;
2531  char buff[5000];
2532
2533  f=owl_global_get_filter(&g, name);
2534  if (!f) {
2535    owl_function_error("There is no filter named %s", name);
2536    return;
2537  }
2538  owl_filter_print(f, buff);
2539  owl_function_popless_text(buff);
2540}
2541
2542void owl_function_show_zpunts()
2543{
2544  owl_filter *f;
2545  owl_list *fl;
2546  char buff[5000];
2547  owl_fmtext fm;
2548  int i, j;
2549
2550  owl_fmtext_init_null(&fm);
2551
2552  fl=owl_global_get_puntlist(&g);
2553  j=owl_list_get_size(fl);
2554  owl_fmtext_append_bold(&fm, "Active zpunt filters:\n");
2555
2556  for (i=0; i<j; i++) {
2557    f=owl_list_get_element(fl, i);
2558    snprintf(buff, sizeof(buff), "[% 2d] ", i+1);
2559    owl_fmtext_append_normal(&fm, buff);
2560    owl_filter_print(f, buff);
2561    owl_fmtext_append_normal(&fm, buff);
2562  }
2563  owl_function_popless_fmtext(&fm);
2564  owl_fmtext_free(&fm);
2565}
2566
2567/* Create a filter for a class, instance if one doesn't exist.  If
2568 * instance is NULL then catch all messgaes in the class.  Returns the
2569 * name of the filter, which the caller must free.
2570 */
2571char *owl_function_classinstfilt(char *c, char *i) 
2572{
2573  owl_list *fl;
2574  owl_filter *f;
2575  char *argbuff, *filtname;
2576  char *tmpclass, *tmpinstance = NULL;
2577  char *class, *instance = NULL;
2578  int len;
2579
2580  class = owl_util_baseclass(c);
2581  if(i) {
2582    instance = owl_util_baseclass(i);
2583  }
2584
2585  fl=owl_global_get_filterlist(&g);
2586
2587  /* name for the filter */
2588  len=strlen(class)+30;
2589  if (instance) len+=strlen(instance);
2590  filtname=owl_malloc(len);
2591  if (!instance) {
2592    sprintf(filtname, "class-%s", class);
2593  } else {
2594    sprintf(filtname, "class-%s-instance-%s", class, instance);
2595  }
2596  /* downcase it */
2597  {
2598    char *temp = g_utf8_strdown(filtname, -1);
2599    if (temp) {
2600      owl_free(filtname);
2601      filtname = temp;
2602    }
2603  }
2604  /* turn spaces, single quotes, and double quotes into dots */
2605  owl_text_tr(filtname, ' ', '.');
2606  owl_text_tr(filtname, '\'', '.');
2607  owl_text_tr(filtname, '"', '.');
2608 
2609  /* if it already exists then go with it.  This lets users override */
2610  if (owl_global_get_filter(&g, filtname)) {
2611    return(filtname);
2612  }
2613
2614  /* create the new filter */
2615  tmpclass=owl_text_quote(class, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2616  owl_text_tr(tmpclass, ' ', '.');
2617  owl_text_tr(tmpclass, '\'', '.');
2618  owl_text_tr(tmpclass, '"', '.');
2619  if (instance) {
2620    tmpinstance=owl_text_quote(instance, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2621    owl_text_tr(tmpinstance, ' ', '.');
2622    owl_text_tr(tmpinstance, '\'', '.');
2623    owl_text_tr(tmpinstance, '"', '.');
2624  }
2625  len = strlen(tmpclass);
2626  if(tmpinstance) len += strlen(tmpinstance);
2627  len += 60;
2628  argbuff = owl_malloc(len);
2629  sprintf(argbuff, "class ^(un)*%s(\\.d)*$", tmpclass);
2630  if (tmpinstance) {
2631    sprintf(argbuff, "%s and ( instance ^(un)*%s(\\.d)*$ )", argbuff, tmpinstance);
2632  }
2633  owl_free(tmpclass);
2634  if (tmpinstance) owl_free(tmpinstance);
2635
2636  f=owl_malloc(sizeof(owl_filter));
2637  owl_filter_init_fromstring(f, filtname, argbuff);
2638
2639  /* add it to the global list */
2640  owl_global_add_filter(&g, f);
2641
2642  owl_free(argbuff);
2643  owl_free(class);
2644  if (instance) {
2645    owl_free(instance);
2646  }
2647  return(filtname);
2648}
2649
2650/* Create a filter for personal zephyrs to or from the specified
2651 * zephyr user.  Includes login/logout notifications for the user.
2652 * The name of the filter will be 'user-<user>'.  If a filter already
2653 * exists with this name, no new filter will be created.  This allows
2654 * the configuration to override this function.  Returns the name of
2655 * the filter, which the caller must free.
2656 */
2657char *owl_function_zuserfilt(char *user)
2658{
2659  owl_filter *f;
2660  char *argbuff, *longuser, *shortuser, *filtname;
2661
2662  /* stick the local realm on if it's not there */
2663  longuser=long_zuser(user);
2664  shortuser=short_zuser(user);
2665
2666  /* name for the filter */
2667  filtname=owl_malloc(strlen(shortuser)+20);
2668  sprintf(filtname, "user-%s", shortuser);
2669
2670  /* if it already exists then go with it.  This lets users override */
2671  if (owl_global_get_filter(&g, filtname)) {
2672    return(owl_strdup(filtname));
2673  }
2674
2675  /* create the new-internal filter */
2676  f=owl_malloc(sizeof(owl_filter));
2677
2678  argbuff=owl_malloc(strlen(longuser)+1000);
2679  sprintf(argbuff, "( type ^zephyr$ and filter personal and ");
2680  sprintf(argbuff, "%s ( ( direction ^in$ and sender ^%s$ ) or ( direction ^out$ and recipient ^%s$ ) ) )", argbuff, longuser, longuser);
2681  sprintf(argbuff, "%s or ( ( class ^login$ ) and ( sender ^%s$ ) )", argbuff, longuser);
2682
2683  owl_filter_init_fromstring(f, filtname, argbuff);
2684
2685  /* add it to the global list */
2686  owl_global_add_filter(&g, f);
2687
2688  /* free stuff */
2689  owl_free(argbuff);
2690  owl_free(longuser);
2691  owl_free(shortuser);
2692
2693  return(filtname);
2694}
2695
2696/* Create a filter for AIM IM messages to or from the specified
2697 * screenname.  The name of the filter will be 'aimuser-<user>'.  If a
2698 * filter already exists with this name, no new filter will be
2699 * created.  This allows the configuration to override this function.
2700 * Returns the name of the filter, which the caller must free.
2701 */
2702char *owl_function_aimuserfilt(char *user)
2703{
2704  owl_filter *f;
2705  char *argbuff, *filtname;
2706  char *escuser;
2707
2708  /* name for the filter */
2709  filtname=owl_malloc(strlen(user)+40);
2710  sprintf(filtname, "aimuser-%s", user);
2711
2712  /* if it already exists then go with it.  This lets users override */
2713  if (owl_global_get_filter(&g, filtname)) {
2714    return(owl_strdup(filtname));
2715  }
2716
2717  /* create the new-internal filter */
2718  f=owl_malloc(sizeof(owl_filter));
2719
2720  escuser = owl_text_quote(user, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
2721
2722  argbuff=owl_malloc(1000);
2723  sprintf(argbuff,
2724          "( type ^aim$ and ( ( sender ^%s$ and recipient ^%s$ ) or ( sender ^%s$ and recipient ^%s$ ) ) )",
2725          escuser, owl_global_get_aim_screenname(&g), owl_global_get_aim_screenname(&g), escuser);
2726
2727  owl_filter_init_fromstring(f, filtname, argbuff);
2728
2729  /* add it to the global list */
2730  owl_global_add_filter(&g, f);
2731
2732  /* free stuff */
2733  owl_free(argbuff);
2734  owl_free(escuser);
2735
2736  return(filtname);
2737}
2738
2739char *owl_function_typefilt(char *type)
2740{
2741  owl_filter *f;
2742  char *argbuff, *filtname;
2743
2744  /* name for the filter */
2745  filtname=owl_sprintf("type-%s", type);
2746
2747  /* if it already exists then go with it.  This lets users override */
2748  if (owl_global_get_filter(&g, filtname)) {
2749    return filtname;
2750  }
2751
2752  /* create the new-internal filter */
2753  f=owl_malloc(sizeof(owl_filter));
2754
2755  argbuff = owl_sprintf("type ^%s$", type);
2756
2757  owl_filter_init_fromstring(f, filtname, argbuff);
2758
2759  /* add it to the global list */
2760  owl_global_add_filter(&g, f);
2761
2762  /* free stuff */
2763  owl_free(argbuff);
2764
2765  return filtname;
2766}
2767
2768/* If flag is 1, marks for deletion.  If flag is 0,
2769 * unmarks for deletion. */
2770void owl_function_delete_curview_msgs(int flag)
2771{
2772  owl_view *v;
2773  int i, j;
2774
2775  v=owl_global_get_current_view(&g);
2776  j=owl_view_get_size(v);
2777  for (i=0; i<j; i++) {
2778    if (flag == 1) {
2779      owl_message_mark_delete(owl_view_get_element(v, i));
2780    } else if (flag == 0) {
2781      owl_message_unmark_delete(owl_view_get_element(v, i));
2782    }
2783  }
2784
2785  owl_function_makemsg("%i messages marked for %sdeletion", j, flag?"":"un");
2786
2787  owl_mainwin_redisplay(owl_global_get_mainwin(&g)); 
2788}
2789
2790/* Create a filter based on the current message.  Returns the name of
2791 * a filter or null.  The caller must free this name.
2792 *
2793 * if the curmsg is a personal zephyr return a filter name
2794 *    to the zephyr converstaion with that user.
2795 * If the curmsg is a zephyr class message, instance foo, recip *,
2796 *    return a filter name to the class, inst.
2797 * If the curmsg is a zephyr class message and type==0 then
2798 *    return a filter name for just the class.
2799 * If the curmsg is a zephyr class message and type==1 then
2800 *    return a filter name for the class and instance.
2801 * If the curmsg is a personal AIM message returna  filter
2802 *    name to the AIM conversation with that user
2803 */
2804char *owl_function_smartfilter(int type)
2805{
2806  owl_view *v;
2807  owl_message *m;
2808  char *zperson, *filtname=NULL;
2809  char *argv[1];
2810 
2811  v=owl_global_get_current_view(&g);
2812  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
2813
2814  if (!m || owl_view_get_size(v)==0) {
2815    owl_function_error("No message selected\n");
2816    return(NULL);
2817  }
2818
2819  /* very simple handling of admin messages for now */
2820  if (owl_message_is_type_admin(m)) {
2821    return(owl_function_typefilt("admin"));
2822  }
2823
2824  /* very simple handling of loopback messages for now */
2825  if (owl_message_is_type_loopback(m)) {
2826    return(owl_function_typefilt("loopback"));
2827  }
2828
2829  /* aim messages */
2830  if (owl_message_is_type_aim(m)) {
2831    if (owl_message_is_direction_in(m)) {
2832      filtname=owl_function_aimuserfilt(owl_message_get_sender(m));
2833    } else if (owl_message_is_direction_out(m)) {
2834      filtname=owl_function_aimuserfilt(owl_message_get_recipient(m));
2835    }
2836    return(filtname);
2837  }
2838
2839  /* narrow personal and login messages to the sender or recip as appropriate */
2840  if (owl_message_is_type_zephyr(m)) {
2841    if (owl_message_is_personal(m) || owl_message_is_loginout(m)) {
2842      if (owl_message_is_direction_in(m)) {
2843        zperson=short_zuser(owl_message_get_sender(m));
2844      } else {
2845        zperson=short_zuser(owl_message_get_recipient(m));
2846      }
2847      filtname=owl_function_zuserfilt(zperson);
2848      owl_free(zperson);
2849      return(filtname);
2850    }
2851
2852    /* narrow class MESSAGE, instance foo, recip * messages to class, inst */
2853    if (!strcasecmp(owl_message_get_class(m), "message")) {
2854      filtname=owl_function_classinstfilt(owl_message_get_class(m), owl_message_get_instance(m));
2855      return(filtname);
2856    }
2857
2858    /* otherwise narrow to the class */
2859    if (type==0) {
2860      filtname=owl_function_classinstfilt(owl_message_get_class(m), NULL);
2861    } else if (type==1) {
2862      filtname=owl_function_classinstfilt(owl_message_get_class(m), owl_message_get_instance(m));
2863    }
2864    return(filtname);
2865  }
2866
2867  /* pass it off to perl */
2868  if(type) {
2869    argv[0] = "-i";
2870  };
2871  return owl_perlconfig_message_call_method(m, "smartfilter", type ? 1 : 0, argv);
2872}
2873
2874void owl_function_smartzpunt(int type)
2875{
2876  /* Starts a zpunt command based on the current class,instance pair.
2877   * If type=0, uses just class.  If type=1, uses instance as well. */
2878  owl_view *v;
2879  owl_message *m;
2880  char *cmd, *cmdprefix, *mclass, *minst;
2881 
2882  v=owl_global_get_current_view(&g);
2883  m=owl_view_get_element(v, owl_global_get_curmsg(&g));
2884
2885  if (!m || owl_view_get_size(v)==0) {
2886    owl_function_error("No message selected\n");
2887    return;
2888  }
2889
2890  /* for now we skip admin messages. */
2891  if (owl_message_is_type_admin(m)
2892      || owl_message_is_loginout(m)
2893      || !owl_message_is_type_zephyr(m)) {
2894    owl_function_error("smartzpunt doesn't support this message type.");
2895    return;
2896  }
2897
2898  mclass = owl_message_get_class(m);
2899  minst = owl_message_get_instance(m);
2900  if (!mclass || !*mclass || *mclass==' '
2901      || (!strcasecmp(mclass, "message") && !strcasecmp(minst, "personal"))
2902      || (type && (!minst || !*minst|| *minst==' '))) {
2903    owl_function_error("smartzpunt can't safely do this for <%s,%s>",
2904                         mclass, minst);
2905  } else {
2906    cmdprefix = "start-command zpunt ";
2907    cmd = owl_malloc(strlen(cmdprefix)+strlen(mclass)+strlen(minst)+10);
2908    strcpy(cmd, cmdprefix);
2909    strcat(cmd, owl_getquoting(mclass));
2910    strcat(cmd, mclass);
2911    strcat(cmd, owl_getquoting(mclass));
2912    if (type) {
2913      strcat(cmd, " ");
2914      strcat(cmd, owl_getquoting(minst));
2915      strcat(cmd, minst);
2916      strcat(cmd, owl_getquoting(minst));
2917    } else {
2918      strcat(cmd, " *");
2919    }
2920    owl_function_command(cmd);
2921    owl_free(cmd);
2922  }
2923}
2924
2925/* Set the color of the current view's filter to
2926 * be 'color'
2927 */
2928void owl_function_color_current_filter(char *fgcolor, char *bgcolor)
2929{
2930  char *name;
2931
2932  name=owl_view_get_filtname(owl_global_get_current_view(&g));
2933  owl_function_color_filter(name, fgcolor, bgcolor);
2934}
2935
2936/* Set the color of the filter 'filter' to be 'color'.  If the color
2937 * name does not exist, return -1, if the filter does not exist or is
2938 * the "all" filter, return -2.  Return 0 on success
2939 */
2940int owl_function_color_filter(char *filtname, char *fgcolor, char *bgcolor)
2941{
2942  owl_filter *f;
2943
2944  f=owl_global_get_filter(&g, filtname);
2945  if (!f) {
2946    owl_function_error("Unknown filter");
2947    return(-2);
2948  }
2949
2950  /* don't touch the all filter */
2951  if (!strcmp(filtname, "all")) {
2952    owl_function_error("You may not change the 'all' filter.");
2953    return(-2);
2954  }
2955
2956  if (owl_util_string_to_color(fgcolor)==-1) {
2957    owl_function_error("No color named '%s' avilable.", fgcolor);
2958    return(-1);
2959  }
2960
2961
2962  if (bgcolor != NULL) {
2963    if (owl_util_string_to_color(bgcolor)==-1) {
2964      owl_function_error("No color named '%s' avilable.", bgcolor);
2965      return(-1);
2966    }
2967    owl_filter_set_bgcolor(f, owl_util_string_to_color(bgcolor));
2968  }
2969  owl_filter_set_fgcolor(f, owl_util_string_to_color(fgcolor));
2970 
2971  owl_global_set_needrefresh(&g);
2972  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
2973  return(0);
2974}
2975
2976void owl_function_show_colors()
2977{
2978  owl_fmtext fm;
2979  int i; 
2980 
2981  owl_fmtext_init_null(&fm);
2982  owl_fmtext_append_normal(&fm, "default: ");
2983  owl_fmtext_append_normal_color(&fm, "default\n", OWL_COLOR_DEFAULT, OWL_COLOR_DEFAULT);
2984
2985  owl_fmtext_append_normal(&fm,"red:      ");
2986  owl_fmtext_append_normal_color(&fm, "red\n", OWL_COLOR_RED, OWL_COLOR_DEFAULT);
2987
2988  owl_fmtext_append_normal(&fm,"green:    ");
2989  owl_fmtext_append_normal_color(&fm, "green\n", OWL_COLOR_GREEN, OWL_COLOR_DEFAULT);
2990
2991  owl_fmtext_append_normal(&fm,"yellow:   ");
2992  owl_fmtext_append_normal_color(&fm, "yellow\n", OWL_COLOR_YELLOW, OWL_COLOR_DEFAULT);
2993
2994  owl_fmtext_append_normal(&fm,"blue:     ");
2995  owl_fmtext_append_normal_color(&fm, "blue\n", OWL_COLOR_BLUE, OWL_COLOR_DEFAULT);
2996
2997  owl_fmtext_append_normal(&fm,"magenta:  ");
2998  owl_fmtext_append_normal_color(&fm, "magenta\n", OWL_COLOR_MAGENTA, OWL_COLOR_DEFAULT);
2999
3000  owl_fmtext_append_normal(&fm,"cyan:     ");
3001  owl_fmtext_append_normal_color(&fm, "cyan\n", OWL_COLOR_CYAN, OWL_COLOR_DEFAULT);
3002
3003  owl_fmtext_append_normal(&fm,"white:    ");
3004  owl_fmtext_append_normal_color(&fm, "white\n", OWL_COLOR_WHITE, OWL_COLOR_DEFAULT);
3005
3006  for(i = 8; i < COLORS; ++i) {
3007    char* str1 = owl_sprintf("%4i:     ",i);
3008    char* str2 = owl_sprintf("%i\n",i);
3009    owl_fmtext_append_normal(&fm,str1);
3010    owl_fmtext_append_normal_color(&fm, str2, i, OWL_COLOR_DEFAULT);
3011    owl_free(str1);
3012     owl_free(str2);
3013  }
3014 
3015  owl_function_popless_fmtext(&fm);
3016  owl_fmtext_free(&fm);
3017}
3018
3019/* add the given class, inst, recip to the punt list for filtering.
3020 *   if direction==0 then punt
3021 *   if direction==1 then unpunt
3022 */
3023void owl_function_zpunt(char *class, char *inst, char *recip, int direction)
3024{
3025  char *buff;
3026  char *quoted;
3027
3028  buff=owl_malloc(strlen(class)+strlen(inst)+strlen(recip)+100);
3029  strcpy(buff, "class");
3030  if (!strcmp(class, "*")) {
3031    strcat(buff, " .*");
3032  } else {
3033    quoted=owl_text_quote(class, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
3034    owl_text_tr(quoted, ' ', '.');
3035    owl_text_tr(quoted, '\'', '.');
3036    owl_text_tr(quoted, '"', '.');
3037    sprintf(buff, "%s ^(un)*%s(\\.d)*$", buff, quoted);
3038    owl_free(quoted);
3039  }
3040  if (!strcmp(inst, "*")) {
3041    strcat(buff, " and instance .*");
3042  } else {
3043    quoted=owl_text_quote(inst, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
3044    owl_text_tr(quoted, ' ', '.');
3045    owl_text_tr(quoted, '\'', '.');
3046    owl_text_tr(quoted, '"', '.');
3047    sprintf(buff, "%s and instance ^(un)*%s(\\.d)*$", buff, quoted);
3048    owl_free(quoted);
3049  }
3050  if (strcmp(recip, "*")) {
3051    quoted=owl_text_quote(recip, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
3052    owl_text_tr(quoted, ' ', '.');
3053    owl_text_tr(quoted, '\'', '.');
3054    owl_text_tr(quoted, '"', '.');
3055    sprintf(buff, "%s and recipient ^%s$", buff, quoted);
3056    owl_free(quoted);
3057  }
3058
3059  owl_function_punt(buff, direction);
3060  owl_free(buff);
3061}
3062
3063void owl_function_punt(char *filter, int direction)
3064{
3065  owl_filter *f;
3066  owl_list *fl;
3067  int ret, i, j;
3068  fl=owl_global_get_puntlist(&g);
3069
3070  /* first, create the filter */
3071  f=malloc(sizeof(owl_filter));
3072
3073  owl_function_debugmsg("About to filter %s", filter);
3074  ret=owl_filter_init_fromstring(f, "punt-filter", filter);
3075  if (ret) {
3076    owl_function_error("Error creating filter for zpunt");
3077    owl_filter_free(f);
3078    return;
3079  }
3080
3081  /* Check for an identical filter */
3082  j=owl_list_get_size(fl);
3083  for (i=0; i<j; i++) {
3084    if (owl_filter_equiv(f, owl_list_get_element(fl, i))) {
3085      owl_function_debugmsg("found an equivalent punt filter");
3086      /* if we're punting, then just silently bow out on this duplicate */
3087      if (direction==0) {
3088        owl_filter_free(f);
3089        return;
3090      }
3091
3092      /* if we're unpunting, then remove this filter from the puntlist */
3093      if (direction==1) {
3094        owl_filter_free(owl_list_get_element(fl, i));
3095        owl_list_remove_element(fl, i);
3096        owl_filter_free(f);
3097        return;
3098      }
3099    }
3100  }
3101
3102  owl_function_debugmsg("punting");
3103  /* If we're punting, add the filter to the global punt list */
3104  if (direction==0) {
3105    owl_list_append_element(fl, f);
3106  }
3107}
3108
3109void owl_function_activate_keymap(char *keymap)
3110{
3111  if (!owl_keyhandler_activate(owl_global_get_keyhandler(&g), keymap)) {
3112    owl_function_error("Unable to activate keymap '%s'", keymap);
3113  }
3114}
3115
3116void owl_function_show_keymaps()
3117{
3118  owl_list l;
3119  owl_fmtext fm;
3120  owl_keymap *km;
3121  owl_keyhandler *kh;
3122  int i, numkm;
3123  char *kmname;
3124
3125  kh = owl_global_get_keyhandler(&g);
3126  owl_fmtext_init_null(&fm);
3127  owl_fmtext_append_bold(&fm, "Keymaps:   ");
3128  owl_fmtext_append_normal(&fm, "(use 'show keymap <name>' for details)\n");
3129  owl_keyhandler_get_keymap_names(kh, &l);
3130  owl_fmtext_append_list(&fm, &l, "\n", owl_function_keymap_summary);
3131  owl_fmtext_append_normal(&fm, "\n");
3132
3133  numkm = owl_list_get_size(&l);
3134  for (i=0; i<numkm; i++) {
3135    kmname = owl_list_get_element(&l, i);
3136    km = owl_keyhandler_get_keymap(kh, kmname);
3137    owl_fmtext_append_bold(&fm, "\n\n----------------------------------------------------------------------------------------------------\n\n");
3138    owl_keymap_get_details(km, &fm);   
3139  }
3140  owl_fmtext_append_normal(&fm, "\n");
3141 
3142  owl_function_popless_fmtext(&fm);
3143  owl_keyhandler_keymap_namelist_free(&l);
3144  owl_fmtext_free(&fm);
3145}
3146
3147char *owl_function_keymap_summary(void *name)
3148{
3149  owl_keymap *km
3150    = owl_keyhandler_get_keymap(owl_global_get_keyhandler(&g), name);
3151  if (km) return owl_keymap_summary(km);
3152  else return(NULL);
3153}
3154
3155/* TODO: implement for real */
3156void owl_function_show_keymap(char *name)
3157{
3158  owl_fmtext fm;
3159  owl_keymap *km;
3160
3161  owl_fmtext_init_null(&fm);
3162  km = owl_keyhandler_get_keymap(owl_global_get_keyhandler(&g), name);
3163  if (km) {
3164    owl_keymap_get_details(km, &fm);
3165  } else {
3166    owl_fmtext_append_normal(&fm, "No such keymap...\n");
3167  } 
3168  owl_function_popless_fmtext(&fm);
3169  owl_fmtext_free(&fm);
3170}
3171
3172void owl_function_help_for_command(char *cmdname)
3173{
3174  owl_fmtext fm;
3175
3176  owl_fmtext_init_null(&fm);
3177  owl_cmd_get_help(owl_global_get_cmddict(&g), cmdname, &fm);
3178  owl_function_popless_fmtext(&fm); 
3179  owl_fmtext_free(&fm);
3180}
3181
3182void owl_function_search_start(char *string, int direction)
3183{
3184  /* direction is OWL_DIRECTION_DOWNWARDS or OWL_DIRECTION_UPWARDS */
3185  owl_global_set_search_active(&g, string);
3186  owl_function_search_helper(0, direction);
3187}
3188
3189void owl_function_search_continue(int direction)
3190{
3191  /* direction is OWL_DIRECTION_DOWNWARDS or OWL_DIRECTION_UPWARDS */
3192  owl_function_search_helper(1, direction);
3193}
3194
3195void owl_function_search_helper(int mode, int direction)
3196{
3197  /* move to a message that contains the string.  If direction is
3198   * OWL_DIRECTION_DOWNWARDS then search fowards, if direction is
3199   * OWL_DIRECTION_UPWARDS then search backwards.
3200   *
3201   * If mode==0 then it will stay on the current message if it
3202   * contains the string.
3203   */
3204
3205  owl_view *v;
3206  int viewsize, i, curmsg, start;
3207  owl_message *m;
3208
3209  v=owl_global_get_current_view(&g);
3210  viewsize=owl_view_get_size(v);
3211  curmsg=owl_global_get_curmsg(&g);
3212 
3213  if (viewsize==0) {
3214    owl_function_error("No messages present");
3215    return;
3216  }
3217
3218  if (mode==0) {
3219    start=curmsg;
3220  } else if (direction==OWL_DIRECTION_DOWNWARDS) {
3221    start=curmsg+1;
3222  } else {
3223    start=curmsg-1;
3224  }
3225
3226  /* bounds check */
3227  if (start>=viewsize || start<0) {
3228    owl_function_error("No further matches found");
3229    return;
3230  }
3231
3232  for (i=start; i<viewsize && i>=0;) {
3233    m=owl_view_get_element(v, i);
3234    if (owl_message_search(m, owl_global_get_search_string(&g))) {
3235      owl_global_set_curmsg(&g, i);
3236      owl_function_calculate_topmsg(direction);
3237      owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3238      if (direction==OWL_DIRECTION_DOWNWARDS) {
3239        owl_global_set_direction_downwards(&g);
3240      } else {
3241        owl_global_set_direction_upwards(&g);
3242      }
3243      return;
3244    }
3245    if (direction==OWL_DIRECTION_DOWNWARDS) {
3246      i++;
3247    } else {
3248      i--;
3249    }
3250  }
3251  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3252  owl_function_error("No matches found");
3253}
3254
3255/* strips formatting from ztext and returns the unformatted text.
3256 * caller is responsible for freeing. */
3257char *owl_function_ztext_stylestrip(char *zt)
3258{
3259  owl_fmtext fm;
3260  char *plaintext;
3261
3262  owl_fmtext_init_null(&fm);
3263  owl_fmtext_append_ztext(&fm, zt);
3264  plaintext = owl_fmtext_print_plain(&fm);
3265  owl_fmtext_free(&fm);
3266  return(plaintext);
3267}
3268
3269/* Popup a buddylisting.  If filename is NULL use the default .anyone */
3270void owl_function_buddylist(int aim, int zephyr, char *filename)
3271{
3272  int i, j, x, idle;
3273  owl_fmtext fm;
3274  owl_buddylist *bl;
3275  owl_buddy *b;
3276  owl_list anyone;
3277  char *foo, *timestr;
3278#ifdef HAVE_LIBZEPHYR
3279  char *tmp, *user, *line;
3280  ZLocations_t location[200];
3281  int numlocs, ret;
3282#endif
3283
3284  owl_fmtext_init_null(&fm);
3285
3286  /* AIM first */
3287  if (aim && owl_global_is_aimloggedin(&g)) {
3288    bl=owl_global_get_buddylist(&g);
3289
3290    owl_fmtext_append_bold(&fm, "AIM users logged in:\n");
3291    /* we're assuming AIM for now */
3292    j=owl_buddylist_get_size(bl);
3293    for (i=0; i<j; i++) {
3294      b=owl_buddylist_get_buddy_n(bl, i);
3295      idle=owl_buddy_get_idle_time(b);
3296      if (idle!=0) {
3297        timestr=owl_util_minutes_to_timestr(idle);
3298      } else {
3299        timestr=owl_strdup("");
3300      }
3301      foo=owl_sprintf("  %-20.20s %-12.12s\n", owl_buddy_get_name(b), timestr);
3302      owl_fmtext_append_normal(&fm, foo);
3303      owl_free(timestr);
3304      owl_free(foo);
3305    }
3306  }
3307
3308#ifdef HAVE_LIBZEPHYR
3309  if (zephyr) {
3310    if(!owl_global_is_havezephyr(&g)) {
3311      owl_function_error("Zephyr currently not available.");
3312    } else {
3313      owl_fmtext_append_bold(&fm, "Zephyr users logged in:\n");
3314      owl_list_create(&anyone);
3315      ret=owl_zephyr_get_anyone_list(&anyone, filename);
3316      if (ret) {
3317        owl_fmtext_append_normal(&fm, "  Error opening file for zephyr buddies.\n");
3318      } else {
3319        j=owl_list_get_size(&anyone);
3320        for (i=0; i<j; i++) {
3321          user=owl_list_get_element(&anyone, i);
3322          ret=ZLocateUser(user, &numlocs, ZAUTH);
3323          if (ret!=ZERR_NONE) {
3324            owl_function_error("Error getting location for %s", user);
3325            continue;
3326          }
3327
3328          numlocs=200;
3329          ret=ZGetLocations(location, &numlocs);
3330          if (ret==0) {
3331            for (x=0; x<numlocs; x++) {
3332              line=owl_malloc(strlen(location[x].host)+strlen(location[x].time)+strlen(location[x].tty)+100);
3333              tmp=short_zuser(user);
3334              sprintf(line, "  %-10.10s %-24.24s %-12.12s  %20.20s\n",
3335                      tmp,
3336                      location[x].host,
3337                      location[x].tty,
3338                      location[x].time);
3339              owl_fmtext_append_normal(&fm, line);
3340              owl_free(tmp);
3341              owl_free(line);
3342            }
3343            if (numlocs>=200) {
3344              owl_fmtext_append_normal(&fm, "  Too many locations found for this user, truncating.\n");
3345            }
3346          }
3347        }
3348      }
3349      owl_list_free_all(&anyone, owl_free);
3350    } 
3351  }
3352#endif
3353
3354  if(aim && zephyr) {
3355      if(owl_perlconfig_is_function("BarnOwl::Hooks::_get_blist")) {
3356          char * perlblist = owl_perlconfig_execute("BarnOwl::Hooks::_get_blist()");
3357          if(perlblist) {
3358              owl_fmtext_append_ztext(&fm, perlblist);
3359              owl_free(perlblist);
3360          }
3361      }
3362  }
3363 
3364  owl_function_popless_fmtext(&fm);
3365  owl_fmtext_free(&fm);
3366}
3367
3368/* Dump messages in the current view to the file 'filename'. */
3369void owl_function_dump(char *filename) 
3370{
3371  int i, j, count;
3372  owl_message *m;
3373  owl_view *v;
3374  FILE *file;
3375  char *plaintext;
3376
3377  v=owl_global_get_current_view(&g);
3378
3379  /* in the future make it ask yes/no */
3380  /*
3381  ret=stat(filename, &sbuf);
3382  if (!ret) {
3383    ret=owl_function_askyesno("File exists, continue? [Y/n]");
3384    if (!ret) return;
3385  }
3386  */
3387
3388  file=fopen(filename, "w");
3389  if (!file) {
3390    owl_function_error("Error opening file");
3391    return;
3392  }
3393
3394  count=0;
3395  j=owl_view_get_size(v);
3396  for (i=0; i<j; i++) {
3397    m=owl_view_get_element(v, i);
3398    plaintext = owl_strip_format_chars(owl_message_get_text(m));
3399    if (plaintext) {
3400      fputs(plaintext, file);
3401      owl_free(plaintext);
3402    }
3403  }
3404  fclose(file);
3405  owl_function_makemsg("Messages dumped to %s", filename);
3406}
3407
3408void owl_function_do_newmsgproc(void)
3409{
3410  if (owl_global_get_newmsgproc(&g) && strcmp(owl_global_get_newmsgproc(&g), "")) {
3411    /* if there's a process out there, we need to check on it */
3412    if (owl_global_get_newmsgproc_pid(&g)) {
3413      owl_function_debugmsg("Checking on newmsgproc pid==%i", owl_global_get_newmsgproc_pid(&g));
3414      owl_function_debugmsg("Waitpid return is %i", waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG));
3415      waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG);
3416      if (waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG)==-1) {
3417        /* it exited */
3418        owl_global_set_newmsgproc_pid(&g, 0);
3419        owl_function_debugmsg("newmsgproc exited");
3420      } else {
3421        owl_function_debugmsg("newmsgproc did not exit");
3422      }
3423    }
3424   
3425    /* if it exited, fork & exec a new one */
3426    if (owl_global_get_newmsgproc_pid(&g)==0) {
3427      int i, myargc;
3428      i=fork();
3429      if (i) {
3430        /* parent set the child's pid */
3431        owl_global_set_newmsgproc_pid(&g, i);
3432        owl_function_debugmsg("I'm the parent and I started a new newmsgproc with pid %i", i);
3433      } else {
3434        /* child exec's the program */
3435        char **parsed;
3436        parsed=owl_parseline(owl_global_get_newmsgproc(&g), &myargc);
3437        if (myargc < 0) {
3438          owl_function_debugmsg("Could not parse newmsgproc '%s': unbalanced quotes?", owl_global_get_newmsgproc(&g));
3439        }
3440        if (myargc <= 0) {
3441          _exit(127);
3442        }
3443        parsed=owl_realloc(parsed, sizeof(*parsed) * (myargc+1));
3444        parsed[myargc] = NULL;
3445       
3446        owl_function_debugmsg("About to exec \"%s\" with %d arguments", parsed[0], myargc);
3447       
3448        execvp(parsed[0], parsed);
3449       
3450       
3451        /* was there an error exec'ing? */
3452        owl_function_debugmsg("Cannot run newmsgproc '%s': cannot exec '%s': %s", 
3453                              owl_global_get_newmsgproc(&g), parsed[0], strerror(errno));
3454        _exit(127);
3455      }
3456    }
3457  }
3458}
3459
3460/* print the xterm escape sequence to raise the window */
3461void owl_function_xterm_raise(void)
3462{
3463  printf("\033[5t");
3464}
3465
3466/* print the xterm escape sequence to deiconify the window */
3467void owl_function_xterm_deiconify(void)
3468{
3469  printf("\033[1t");
3470}
3471
3472/* Add the specified command to the startup file.  Eventually this
3473 * should be clever, and rewriting settings that will obviosly
3474 * override earlier settings with 'set' 'bindkey' and 'alias'
3475 * commands.  For now though we just remove any line that would
3476 * duplicate this one and then append this line to the end of
3477 * startupfile.
3478 */
3479void owl_function_addstartup(char *buff)
3480{
3481  FILE *file;
3482  char *filename;
3483
3484  filename=owl_global_get_startupfile(&g);
3485  file=fopen(filename, "a");
3486  if (!file) {
3487    owl_function_error("Error opening startupfile for new command");
3488    return;
3489  }
3490
3491  /* delete earlier copies */
3492  owl_util_file_deleteline(filename, buff, 1);
3493
3494  /* add this line */
3495  fprintf(file, "%s\n", buff);
3496
3497  fclose(file);
3498}
3499
3500/* Remove the specified command from the startup file. */
3501void owl_function_delstartup(char *buff)
3502{
3503  char *filename;
3504  filename=owl_global_get_startupfile(&g);
3505  owl_util_file_deleteline(filename, buff, 1);
3506}
3507
3508/* Execute owl commands from the given filename.  If the filename
3509 * is NULL, use the default owl startup commands file.
3510 */
3511void owl_function_source(char *filename)
3512{
3513  FILE *file;
3514  char buff[LINE];
3515
3516  if (!filename) {
3517    filename=owl_global_get_startupfile(&g);
3518    file=fopen(filename, "r");
3519  } else {
3520    file=fopen(filename, "r");
3521  }
3522  if (!file) {
3523    /* just fail silently if it doesn't exist */
3524    return;
3525  }
3526  while (fgets(buff, LINE, file)!=NULL) {
3527    if (buff[0] == '#') continue;
3528    buff[strlen(buff)-1]='\0';
3529    owl_function_command(buff);
3530  }
3531  fclose(file);
3532}
3533
3534void owl_function_change_style(owl_view *v, char *stylename)
3535{
3536  owl_style *s;
3537
3538  s=owl_global_get_style_by_name(&g, stylename);
3539  if (!s) {
3540    owl_function_error("No style named %s", stylename);
3541    return;
3542  }
3543  owl_view_set_style(v, s);
3544  owl_messagelist_invalidate_formats(owl_global_get_msglist(&g));
3545  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
3546  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3547}
3548
3549void owl_function_toggleoneline()
3550{
3551  owl_view *v;
3552  owl_style *s;
3553
3554  v=owl_global_get_current_view(&g);
3555  s=owl_view_get_style(v);
3556
3557  if (!owl_style_matches_name(s, "oneline")) {
3558    owl_function_change_style(v, "oneline");
3559  } else {
3560    owl_function_change_style(v, owl_global_get_default_style(&g));
3561  }
3562
3563  owl_messagelist_invalidate_formats(owl_global_get_msglist(&g));
3564  owl_function_calculate_topmsg(OWL_DIRECTION_DOWNWARDS);
3565  owl_mainwin_redisplay(owl_global_get_mainwin(&g));
3566}
3567
3568void owl_function_error(char *fmt, ...)
3569{
3570  va_list ap;
3571  char buff[2048], buff2[2048];
3572  char *date;
3573  time_t now;
3574
3575  now=time(NULL);
3576  date=owl_strdup(ctime(&now));
3577  date[strlen(date)-1]='\0';
3578
3579  va_start(ap, fmt);
3580
3581  vsnprintf(buff, 2048, fmt, ap);
3582  sprintf(buff2, "%s %s", date, buff);
3583  owl_function_debugmsg("ERROR: %s", buff);
3584  if (owl_global_get_curs_msgwin(&g)) {
3585    werase(owl_global_get_curs_msgwin(&g));
3586    waddstr(owl_global_get_curs_msgwin(&g), buff); 
3587    wnoutrefresh(owl_global_get_curs_msgwin(&g));
3588    owl_global_set_needrefresh(&g);
3589  }
3590  owl_errqueue_append_err(owl_global_get_errqueue(&g), buff2);
3591  va_end(ap);
3592  owl_free(date);
3593}
3594
3595void owl_function_showerrs()
3596{
3597  owl_fmtext fm;
3598
3599  owl_fmtext_init_null(&fm);
3600  owl_fmtext_append_normal(&fm, "Errors:\n\n");
3601  owl_errqueue_to_fmtext(owl_global_get_errqueue(&g), &fm);
3602  owl_function_popless_fmtext(&fm);
3603}
3604
3605void owl_function_makemsg(char *fmt, ...)
3606{
3607  va_list ap;
3608  char buff[2048];
3609
3610  if (!owl_global_get_curs_msgwin(&g)) return;
3611
3612  va_start(ap, fmt);
3613  werase(owl_global_get_curs_msgwin(&g));
3614 
3615  vsnprintf(buff, 2048, fmt, ap);
3616  owl_function_debugmsg("makemsg: %s", buff);
3617  waddstr(owl_global_get_curs_msgwin(&g), buff); 
3618  wnoutrefresh(owl_global_get_curs_msgwin(&g));
3619  owl_global_set_needrefresh(&g);
3620  va_end(ap);
3621}
3622
3623/* get locations for everyone in .anyone.  If 'notify' is '1' then
3624 * send a pseudo login or logout message for everyone not in sync with
3625 * the global zephyr buddy list.  The list is updated regardless of
3626 * the status of 'notify'.
3627 */
3628void owl_function_zephyr_buddy_check(int notify)
3629{
3630#ifdef HAVE_LIBZEPHYR
3631  int i, j;
3632  owl_list anyone;
3633  owl_message *m;
3634  owl_zbuddylist *zbl;
3635  char *user;
3636  ZLocations_t location[200];
3637  int numlocs, ret;
3638
3639  zbl=owl_global_get_zephyr_buddylist(&g);
3640
3641  owl_list_create(&anyone);
3642  ret=owl_zephyr_get_anyone_list(&anyone, NULL);
3643
3644  j=owl_list_get_size(&anyone);
3645  for (i=0; i<j; i++) {
3646    user=owl_list_get_element(&anyone, i);
3647    ret=ZLocateUser(user, &numlocs, ZAUTH);
3648    if (ret!=ZERR_NONE) {
3649      owl_function_error("Error getting location for %s", user);
3650      continue;
3651    }
3652    numlocs=200;
3653    ret=ZGetLocations(location, &numlocs);
3654    if (ret==0) {
3655      if ((numlocs>0) && !owl_zbuddylist_contains_user(zbl, user)) {
3656        /* Send a PSEUDO LOGIN! */
3657        if (notify) {
3658          m=owl_malloc(sizeof(owl_message));
3659          owl_message_create_pseudo_zlogin(m, 0, user, location[0].host, location[0].time, location[0].tty);
3660          owl_global_messagequeue_addmsg(&g, m);
3661        }
3662        owl_zbuddylist_adduser(zbl, user);
3663        owl_function_debugmsg("owl_function_zephyr_buddy_check: login for %s ", user);
3664      } else if ((numlocs==0) && owl_zbuddylist_contains_user(zbl, user)) {
3665        /* I don't think this ever happens (if there are 0 locations we should get an error from
3666         * ZGetLocations)
3667         */
3668        owl_function_error("owl_function_zephyr_buddy_check: exceptional case logout for %s ",user);
3669      }
3670    } else if ((ret==ZERR_NOLOCATIONS) && owl_zbuddylist_contains_user(zbl, user)) {
3671      /* Send a PSEUDO LOGOUT! */
3672      if (notify) {
3673        m=owl_malloc(sizeof(owl_message));
3674        owl_message_create_pseudo_zlogin(m, 1, user, "", "", "");
3675        owl_global_messagequeue_addmsg(&g, m);
3676      }
3677      owl_zbuddylist_deluser(zbl, user);
3678      owl_function_debugmsg("owl_function_zephyr_buddy_check: logout for %s ",user);
3679    }
3680  }
3681
3682  owl_list_free_all(&anyone, owl_free);
3683#endif
3684}
3685
3686void owl_function_aimsearch_results(char *email, owl_list *namelist)
3687{
3688  owl_fmtext fm;
3689  int i, j;
3690
3691  owl_fmtext_init_null(&fm);
3692  owl_fmtext_append_normal(&fm, "AIM screennames associated with ");
3693  owl_fmtext_append_normal(&fm, email);
3694  owl_fmtext_append_normal(&fm, ":\n");
3695
3696  j=owl_list_get_size(namelist);
3697  for (i=0; i<j; i++) {
3698    owl_fmtext_append_normal(&fm, "  ");
3699    owl_fmtext_append_normal(&fm, owl_list_get_element(namelist, i));
3700    owl_fmtext_append_normal(&fm, "\n");
3701  }
3702
3703  owl_function_popless_fmtext(&fm);
3704  owl_fmtext_free(&fm);
3705}
3706
3707int owl_function_get_color_count()
3708{
3709     return COLORS;
3710}
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