2 * Copyright notice from original mutt:
3 * Copyright (C) 1996-2002 Michael R. Elkins <me@mutt.org>
5 * This file is part of mutt-ng, see http://www.muttng.org/.
6 * It's licensed under the GNU General Public License,
7 * please see the file GPL in the top level source directory.
17 #include <lib-lib/mem.h>
18 #include <lib-lib/ascii.h>
19 #include <lib-lib/str.h>
20 #include <lib-lib/file.h>
21 #include <lib-lib/macros.h>
22 #include <lib-lib/mapping.h>
23 #include <lib-lib/debug.h>
24 #include <lib-lib/rx.h>
26 #include <lib-sys/unix.h>
28 #include <lib-ui/curses.h>
29 #include <lib-ui/enter.h>
30 #include <lib-ui/menu.h>
33 #include "mutt_idna.h"
36 #define RSORT(x) (SortAlias & SORT_REVERSE) ? -x : x
38 static struct mapping_t AliasHelp[] = {
39 {N_("Exit"), OP_EXIT},
40 {N_("Del"), OP_DELETE},
41 {N_("Undel"), OP_UNDELETE},
42 {N_("Select"), OP_GENERIC_SELECT_ENTRY},
43 {N_("Help"), OP_HELP},
47 void alias_wipe(alias_t *a) {
49 address_delete(&a->addr);
50 alias_delete(&a->next);
53 address_t *alias_lookup(alias_t *list, const char *s)
56 if (!m_strcasecmp(s, list->name))
64 /* Only characters which are non-special to both the RFC 822 and the mutt
65 configuration parser are permitted. */
66 static int alias_sanitize(const char *s, char *d)
71 if (isalnum((unsigned char)(*s)) || strchr("-_+=.", *s)) {
88 * if someone has an address like
89 * From: Michael `/bin/rm -f ~` Elkins <me@mutt.org>
90 * and the user creates an alias for this, Mutt could wind up executing
91 * the backtics because it writes aliases like
92 * alias me Michael `/bin/rm -f ~` Elkins <me@mutt.org>
93 * To avoid this problem, use a backslash (\) to quote any backtics. We also
94 * need to quote backslashes as well, since you could defeat the above by
96 * From: Michael \`/bin/rm -f ~\` Elkins <me@mutt.org>
97 * since that would get aliased as
98 * alias me Michael \\`/bin/rm -f ~\\` Elkins <me@mutt.org>
99 * which still gets evaluated because the double backslash is not a quote.
101 * Additionally, we need to quote ' and " characters - otherwise, mutt will
102 * interpret them on the wrong parsing step.
104 * $ wants to be quoted since it may indicate the start of an environment
107 static void write_safe_address(FILE *fp, const char *s)
110 if (strchr("\\`'\"$", *s)) {
118 void mutt_create_alias(ENVELOPE *cur, address_t *iadr)
120 char buf[LONG_STRING], prompt[SHORT_STRING];
121 address_t *adr = iadr;
126 adr = mutt_get_address(cur, NULL);
129 if (adr && adr->mailbox) {
130 const char *p = m_strchrnul(adr->mailbox, '@');
131 m_strncpy(buf, sizeof(buf), adr->mailbox, p - adr->mailbox);
136 /* Don't suggest a bad alias name in the event of a strange local part. */
137 alias_sanitize(buf, buf);
139 /* add a new alias */
140 if (mutt_get_field(_("Alias as: "), buf, sizeof(buf), 0) || !buf[0])
143 /* check to see if the user already has an alias defined */
144 if (alias_lookup(Aliases, buf)) {
145 mutt_error _("You already have an alias defined with that name!");
149 alias_sanitize(buf, buf);
151 new->name = m_strdup(buf);
153 mutt_addrlist_to_local(adr);
155 m_strcpy(buf, sizeof(buf), adr->mailbox);
160 mutt_addrlist_to_idna(adr, NULL);
163 const char *err = NULL;
165 if (mutt_get_field(_("Address: "), buf, sizeof(buf), 0) || !buf[0]) {
170 new->addr = rfc822_parse_adrlist(new->addr, buf);
174 if (mutt_addrlist_to_idna(new->addr, &err)) {
175 mutt_error(_("Error: '%s' is a bad IDN."), err);
179 } while (!new->addr);
181 if (adr && adr->personal && !mutt_is_mail_list(adr)) {
182 m_strcpy(buf, sizeof(buf), adr->personal);
187 if (mutt_get_field(_("Personal name: "), buf, sizeof(buf), 0)) {
191 new->addr->personal = m_strdup(buf);
194 rfc822_write_address(buf, sizeof(buf), new->addr, 1);
195 snprintf(prompt, sizeof(prompt), _("[%s = %s] Accept?"), new->name, buf);
196 if (mutt_yesorno(prompt, M_YES) != M_YES) {
201 alias_list_push(&Aliases, new);
203 m_strcpy(buf, sizeof(buf), NONULL(AliasFile));
204 if (mutt_get_field(_("Save to file: "), buf, sizeof(buf), M_FILE)) {
208 mutt_expand_path(buf, sizeof (buf));
209 rc = safe_fopen (buf, "a");
212 if (alias_sanitize(new->name, NULL)) {
213 mutt_quote_filename(buf, sizeof(buf), new->name);
214 fprintf(rc, "alias %s ", buf);
216 fprintf(rc, "alias %s ", new->name);
220 rfc822_write_address(buf, sizeof(buf), new->addr, 0);
221 write_safe_address(rc, buf);
223 mutt_message _("Alias added.");
229 /************* READ MARK *********************/
232 static address_t *mutt_expand_aliases_r (address_t * a, LIST ** expn)
234 address_t *head = NULL, *last = NULL, *t, *w;
240 if (!a->group && !a->personal && a->mailbox
241 && strchr (a->mailbox, '@') == NULL) {
242 t = alias_lookup(Aliases, a->mailbox);
246 for (u = *expn; u; u = u->next) {
247 if (m_strcmp(a->mailbox, u->data) == 0) { /* alias already found */
248 debug_print(1, ("loop in alias found for '%s'\n", a->mailbox));
256 u->data = m_strdup(a->mailbox);
259 w = address_list_dup (t);
260 w = mutt_expand_aliases_r (w, expn);
265 while (last && last->next)
275 struct passwd *pw = getpwnam (a->mailbox);
278 char namebuf[STRING];
280 mutt_gecos_name(namebuf, sizeof (namebuf), pw, GecosMask.rx);
281 m_strreplace(&a->personal, namebuf);
296 if (option (OPTUSEDOMAIN) && (fqdn = mutt_fqdn (1))) {
297 /* now qualify all local addresses */
298 rfc822_qualify (head, fqdn);
304 address_t *mutt_expand_aliases (address_t * a)
307 LIST *expn = NULL; /* previously expanded aliases to avoid loops */
309 t = mutt_expand_aliases_r (a, &expn);
310 mutt_free_list (&expn);
311 return (mutt_remove_duplicates (t));
314 void mutt_expand_aliases_env (ENVELOPE * env)
316 env->from = mutt_expand_aliases (env->from);
317 env->to = mutt_expand_aliases (env->to);
318 env->cc = mutt_expand_aliases (env->cc);
319 env->bcc = mutt_expand_aliases (env->bcc);
320 env->reply_to = mutt_expand_aliases (env->reply_to);
321 env->mail_followup_to = mutt_expand_aliases (env->mail_followup_to);
325 address_t *mutt_get_address (ENVELOPE * env, const char **pfxp)
328 const char *pfx = NULL;
330 if (mutt_addr_is_user (env->from)) {
331 if (env->to && !mutt_is_mail_list (env->to)) {
340 else if (env->reply_to && !mutt_is_mail_list (env->reply_to)) {
356 * This routine looks to see if the user has an alias defined for the given
359 address_t *alias_reverse_lookup (address_t * a)
361 alias_t *t = Aliases;
364 if (!a || !a->mailbox)
367 for (; t; t = t->next) {
368 /* cycle through all addresses if this is a group alias */
369 for (ap = t->addr; ap; ap = ap->next) {
370 if (!ap->group && ap->mailbox &&
371 ascii_strcasecmp (ap->mailbox, a->mailbox) == 0)
378 /* alias_complete() -- alias completion routine
380 * given a partial alias, this routine attempts to fill in the alias
381 * from the alias list as much as possible. if given empty search string
382 * or found nothing, present all aliases
384 int mutt_alias_complete (char *s, size_t buflen)
386 alias_t *a = Aliases;
387 alias_t *a_list = NULL, *a_cur = NULL;
388 char bestname[HUGE_STRING];
391 #define min(a,b) ((a<b)?a:b)
393 if (s[0] != 0) { /* avoid empty string as strstr argument */
394 p_clear(bestname, countof(bestname));
397 if (a->name && strstr (a->name, s) == a->name) {
398 if (!bestname[0]) /* init */
399 m_strcpy(bestname, MIN(m_strlen(a->name) + 1, ssizeof(bestname)),
402 for (i = 0; a->name[i] && a->name[i] == bestname[i]; i++);
409 if (bestname[0] != 0) {
410 if (m_strcmp(bestname, s) != 0) {
411 /* we are adding something to the completion */
412 m_strcpy(s, m_strlen(bestname) + 1, bestname);
416 /* build alias list and show it */
420 if (a->name && (strstr (a->name, s) == a->name)) {
421 if (!a_list) /* init */
422 a_cur = a_list = alias_new();
424 a_cur->next = alias_new();
436 mutt_alias_menu (bestname, sizeof (bestname), a_list ? a_list : Aliases);
437 if (bestname[0] != 0)
438 m_strcpy(s, buflen, bestname);
440 /* free the alias list */
443 a_list = a_list->next;
447 /* remove any aliases marked for deletion */
449 for (a_cur = Aliases; a_cur;) {
452 a_list->next = a_cur->next;
454 Aliases = a_cur->next;
457 alias_delete(&a_cur);
473 static int string_is_address (const char *str, const char *u, const char *d)
475 char buf[LONG_STRING];
477 snprintf (buf, sizeof (buf), "%s@%s", NONULL (u), NONULL (d));
478 if (ascii_strcasecmp (str, buf) == 0)
484 /* returns TRUE if the given address belongs to the user. */
485 int mutt_addr_is_user (address_t * addr)
487 /* NULL address is assumed to be the user. */
489 debug_print(5, ("yes, NULL address\n"));
492 if (!addr->mailbox) {
493 debug_print(5, ("no, no mailbox\n"));
497 if (ascii_strcasecmp (addr->mailbox, Username) == 0) {
498 debug_print(5, ("yes, %s = %s\n", addr->mailbox, Username));
501 if (string_is_address (addr->mailbox, Username, Hostname)) {
502 debug_print(5, ("yes, %s = %s @ %s \n", addr->mailbox, Username, Hostname));
505 if (string_is_address (addr->mailbox, Username, mutt_fqdn (0))) {
506 debug_print(5, ("yes, %s = %s @ %s \n", addr->mailbox, Username, mutt_fqdn (0)));
509 if (string_is_address (addr->mailbox, Username, mutt_fqdn (1))) {
510 debug_print(5, ("yes, %s = %s @ %s \n", addr->mailbox, Username, mutt_fqdn (1)));
514 if (From && !ascii_strcasecmp (From->mailbox, addr->mailbox)) {
515 debug_print(5, ("yes, %s = %s\n", addr->mailbox, From->mailbox));
519 if (rx_list_match (Alternates, addr->mailbox)) {
520 debug_print(5, ("yes, %s matched by alternates.\n", addr->mailbox));
521 if (rx_list_match (UnAlternates, addr->mailbox))
522 debug_print(5, ("but, %s matched by unalternates.\n", addr->mailbox));
527 debug_print(5, ("no, all failed.\n"));
531 static const format_t *alias_format_str (char *dest, size_t destlen, char op,
532 const format_t *src, const char *fmt,
533 const char *ifstring __attribute__ ((unused)),
534 const char *elsestring __attribute__ ((unused)),
535 unsigned long data, format_flag flags __attribute__ ((unused)))
537 char tmp[SHORT_STRING], adr[SHORT_STRING];
538 alias_t *alias = (alias_t *) data;
542 m_strcpy(dest, destlen, alias->del ? "D" : " ");
545 mutt_format_s(dest, destlen, fmt, alias->name);
549 rfc822_write_address(adr, sizeof(adr), alias->addr, 1);
550 snprintf(tmp, sizeof(tmp), "%%%ss", fmt);
551 snprintf(dest, destlen, tmp, adr);
554 snprintf(tmp, sizeof(tmp), "%%%sd", fmt);
555 snprintf(dest, destlen, tmp, alias->num + 1);
558 m_strcpy(dest, destlen, alias->tagged ? "*" : " ");
565 static void alias_entry (char *s, ssize_t slen, MUTTMENU * m, int num)
567 mutt_FormatString (s, slen, NONULL (AliasFmt), (format_t *)alias_format_str,
568 (unsigned long)((alias_t **)m->data)[num],
569 M_FORMAT_ARROWCURSOR);
572 static int alias_tag (MUTTMENU * menu, int n, int m)
574 alias_t *cur = ((alias_t **) menu->data)[n];
575 int ot = cur->tagged;
577 cur->tagged = (m >= 0 ? m : !cur->tagged);
579 return cur->tagged - ot;
582 static int alias_SortAlias (const void *a, const void *b)
584 alias_t *pa = *(alias_t **) a;
585 alias_t *pb = *(alias_t **) b;
586 int r = m_strcasecmp(pa->name, pb->name);
591 static int alias_SortAddress (const void *a, const void *b)
593 address_t *pa = (*(alias_t **) a)->addr;
594 address_t *pb = (*(alias_t **) b)->addr;
603 else if (pa->personal) {
605 r = m_strcasecmp(pa->personal, pb->personal);
609 else if (pb->personal)
612 r = ascii_strcasecmp (pa->mailbox, pb->mailbox);
616 void mutt_alias_menu (char *buf, size_t buflen, alias_t * aliases)
620 alias_t **AliasTable = NULL;
624 char helpstr[SHORT_STRING];
629 mutt_error _("You have no aliases!");
634 /* tell whoever called me to redraw the screen when I return */
635 set_option (OPTNEEDREDRAW);
637 menu = mutt_new_menu ();
638 menu->make_entry = alias_entry;
639 menu->tag = alias_tag;
640 menu->menu = MENU_ALIAS;
641 menu->title = _("Aliases");
642 menu->help = mutt_compile_help(helpstr, sizeof(helpstr),
643 MENU_ALIAS, AliasHelp);
649 /* count the number of aliases */
650 for (aliasp = aliases; aliasp; aliasp = aliasp->next) {
656 p_realloc(&AliasTable, menu->max);
657 menu->data = AliasTable;
659 for (i = omax, aliasp = aliases; aliasp; aliasp = aliasp->next, i++) {
660 AliasTable[i] = aliasp;
664 if ((SortAlias & SORT_MASK) != SORT_ORDER) {
665 qsort (AliasTable, i, sizeof (alias_t *),
666 (SortAlias & SORT_MASK) ==
667 SORT_ADDRESS ? alias_SortAddress : alias_SortAlias);
670 for (i = 0; i < menu->max; i++)
671 AliasTable[i]->num = i;
675 menu->redraw |= REDRAW_FULL;
676 aliases = aliases->next;
680 switch ((op = mutt_menuLoop (menu))) {
683 if (menu->tagprefix) {
684 for (i = 0; i < menu->max; i++)
685 if (AliasTable[i]->tagged)
686 AliasTable[i]->del = (op == OP_DELETE) ? 1 : 0;
687 menu->redraw |= REDRAW_INDEX;
690 AliasTable[menu->current]->del = (op == OP_DELETE) ? 1 : 0;
691 menu->redraw |= REDRAW_CURRENT;
692 if (option (OPTRESOLVE) && menu->current < menu->max - 1) {
694 menu->redraw |= REDRAW_INDEX;
698 case OP_GENERIC_SELECT_ENTRY:
706 for (i = 0; i < menu->max; i++) {
707 if (AliasTable[i]->tagged) {
708 mutt_addrlist_to_local (AliasTable[i]->addr);
709 rfc822_write_address (buf, buflen, AliasTable[i]->addr, 0);
715 mutt_addrlist_to_local (AliasTable[t]->addr);
716 rfc822_write_address (buf, buflen, AliasTable[t]->addr, 0);
719 mutt_menuDestroy (&menu);
720 p_delete(&AliasTable);