2 * Copyright notice from original mutt:
3 * Copyright (C) 1996-2002 Michael R. Elkins <me@mutt.org>, and others
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.
20 #include <lib-lib/lib-lib.h>
21 #include <lib-ui/curses.h>
26 #include <lib-crypt/crypt.h>
32 int type; /* hook type */
33 rx_t rx; /* regular expression */
34 char *command; /* filename, command or pattern to execute */
35 pattern_t *pattern; /* used for fcc,save,send-hook */
39 static HOOK *Hooks = NULL;
41 static unsigned long current_hook_type = 0;
43 int mutt_parse_hook (BUFFER * buf __attribute__ ((unused)), BUFFER * s,
44 unsigned long data, BUFFER * err)
47 BUFFER command, pattern;
50 pattern_t *pat = NULL;
51 char path[_POSIX_PATH_MAX];
56 if (*s->dptr == '!') {
57 s->dptr = vskipspaces(s->dptr + 1);
61 mutt_extract_token (&pattern, s, 0);
64 m_strcpy(err->data, err->dsize, _("too few arguments"));
68 mutt_extract_token (&command, s,
70 (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK |
71 M_ACCOUNTHOOK | M_REPLYHOOK)) ? M_TOKEN_SPACE : 0);
74 m_strcpy(err->data, err->dsize, _("too few arguments"));
79 m_strcpy(err->data, err->dsize, _("too many arguments"));
83 if (data & (M_FOLDERHOOK | M_MBOXHOOK)) {
84 m_strcpy(path, sizeof(path), pattern.data);
85 _mutt_expand_path (path, sizeof (path), 1);
86 p_delete(&pattern.data);
88 pattern.data = m_strdup(path);
90 else if (data & (M_APPENDHOOK | M_OPENHOOK | M_CLOSEHOOK)) {
91 if (mutt_test_compress_command (command.data)) {
92 m_strcpy(err->data, err->dsize, _("bad formatted command string"));
96 else if (DefaultHook && !(data & (M_CHARSETHOOK | M_ACCOUNTHOOK))
97 && !(data & M_CRYPTHOOK))
99 char tmp[HUGE_STRING];
101 m_strcpy(tmp, sizeof(tmp), pattern.data);
102 mutt_check_simple (tmp, sizeof (tmp), DefaultHook);
103 p_delete(&pattern.data);
104 p_clear(&pattern, 1);
105 pattern.data = m_strdup(tmp);
108 if (data & (M_MBOXHOOK | M_SAVEHOOK | M_FCCHOOK)) {
109 m_strcpy(path, sizeof(path), command.data);
110 mutt_expand_path (path, sizeof (path));
111 p_delete(&command.data);
112 p_clear(&command, 1);
113 command.data = m_strdup(path);
116 /* check to make sure that a matching hook doesn't already exist */
117 for (ptr = Hooks; ptr; ptr = ptr->next) {
118 if (ptr->type == data &&
119 ptr->rx.not == not && !m_strcmp(pattern.data, ptr->rx.pattern)) {
121 (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK | M_MESSAGEHOOK |
122 M_ACCOUNTHOOK | M_REPLYHOOK)) {
123 /* these hooks allow multiple commands with the same
124 * pattern, so if we've already seen this pattern/command pair, just
125 * ignore it instead of creating a duplicate */
126 if (!m_strcmp(ptr->command, command.data)) {
127 p_delete(&command.data);
128 p_delete(&pattern.data);
133 /* other hooks only allow one command per pattern, so update the
134 * entry with the new command. this currently does not change the
135 * order of execution of the hooks, which i think is desirable since
136 * a common action to perform is to change the default (.) entry
137 * based upon some other information. */
138 p_delete(&ptr->command);
139 ptr->command = command.data;
140 p_delete(&pattern.data);
149 (M_SENDHOOK | M_SEND2HOOK | M_SAVEHOOK | M_FCCHOOK | M_MESSAGEHOOK |
152 mutt_pattern_comp (pattern.data,
153 (data & (M_SENDHOOK | M_SEND2HOOK | M_FCCHOOK)) ?
154 0 : M_FULL_MSG, err)) == NULL)
158 rx = p_new(regex_t, 1);
161 REGCOMP (rx, NONULL (pattern.data),
162 ((data & (M_CRYPTHOOK | M_CHARSETHOOK)) ? REG_ICASE : 0)))
166 REGCOMP (rx, NONULL (pattern.data),
167 (data & (M_CHARSETHOOK | M_ICONVHOOK)) ? REG_ICASE : 0)) !=
169 #endif /* M_CRYPTHOOK */
171 regerror (rc, rx, err->data, err->dsize);
179 ptr->next = p_new(HOOK, 1);
183 Hooks = ptr = p_new(HOOK, 1);
185 ptr->command = command.data;
187 ptr->rx.pattern = pattern.data;
193 p_delete(&pattern.data);
194 p_delete(&command.data);
198 static void delete_hook (HOOK * h)
200 p_delete(&h->command);
201 p_delete(&h->rx.pattern);
205 mutt_pattern_free (&h->pattern);
209 /* Deletes all hooks of type ``type'', or all defined hooks if ``type'' is 0 */
210 static void delete_hooks (long type)
215 while (h = Hooks, h && (type == 0 || type == h->type)) {
220 prev = h; /* Unused assignment to avoid compiler warnings */
223 if (type == h->type) {
224 prev->next = h->next;
233 int mutt_parse_unhook (BUFFER * buf, BUFFER * s, unsigned long data __attribute__ ((unused)),
236 while (MoreArgs (s)) {
237 mutt_extract_token (buf, s, 0);
238 if (m_strcmp("*", buf->data) == 0) {
239 if (current_hook_type) {
240 snprintf (err->data, err->dsize,
241 _("unhook: Can't do unhook * from within a hook."));
247 unsigned long type = mutt_get_hook_type (buf->data);
250 snprintf (err->data, err->dsize,
251 _("unhook: unknown hook type: %s"), buf->data);
254 if (current_hook_type == type) {
255 snprintf (err->data, err->dsize,
256 _("unhook: Can't delete a %s from within a %s."), buf->data,
266 void mutt_folder_hook (char *path)
272 current_hook_type = M_FOLDERHOOK;
275 err.dsize = sizeof (buf);
277 for (; tmp; tmp = tmp->next) {
281 if (tmp->type & M_FOLDERHOOK) {
282 if ((regexec (tmp->rx.rx, path, 0, NULL, 0) == 0) ^ tmp->rx.not) {
283 if (mutt_parse_rc_line (tmp->command, &token, &err) == -1) {
284 mutt_error ("%s", err.data);
285 mutt_sleep (1); /* pause a moment to let the user see the error */
287 p_delete(&token.data);
288 current_hook_type = 0;
295 p_delete(&token.data);
297 current_hook_type = 0;
300 char *mutt_find_hook (int type, const char *pat)
304 for (; tmp; tmp = tmp->next)
305 if (tmp->type & type) {
306 if (regexec (tmp->rx.rx, pat, 0, NULL, 0) == 0)
307 return (tmp->command);
312 void mutt_message_hook (CONTEXT * ctx, HEADER * hdr, int type)
318 current_hook_type = type;
321 err.dsize = sizeof (buf);
323 for (hook = Hooks; hook; hook = hook->next) {
327 if (hook->type & type)
328 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.not)
329 if (mutt_parse_rc_line (hook->command, &token, &err) != 0) {
330 mutt_error ("%s", err.data);
333 p_delete(&token.data);
334 current_hook_type = 0;
339 p_delete(&token.data);
340 current_hook_type = 0;
344 mutt_addr_hook (char *path, ssize_t pathlen, unsigned long type, CONTEXT * ctx,
349 /* determine if a matching hook exists */
350 for (hook = Hooks; hook; hook = hook->next) {
354 if (hook->type & type)
355 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.not) {
356 mutt_make_string (path, pathlen, hook->command, ctx, hdr);
364 void mutt_default_save (char *path, ssize_t pathlen, HEADER * hdr)
367 if (mutt_addr_hook (path, pathlen, M_SAVEHOOK, Context, hdr) != 0) {
368 char tmp[_POSIX_PATH_MAX];
370 ENVELOPE *env = hdr->env;
371 int fromMe = mutt_addr_is_user (env->from);
373 if (!fromMe && env->reply_to && env->reply_to->mailbox)
375 else if (!fromMe && env->from && env->from->mailbox)
377 else if (env->to && env->to->mailbox)
379 else if (env->cc && env->cc->mailbox)
384 mutt_safe_path (tmp, sizeof (tmp), adr);
385 snprintf (path, pathlen, "=%s", tmp);
390 void mutt_select_fcc (char *path, ssize_t pathlen, HEADER * hdr)
393 char buf[_POSIX_PATH_MAX];
394 ENVELOPE *env = hdr->env;
396 if (mutt_addr_hook (path, pathlen, M_FCCHOOK, NULL, hdr) != 0) {
397 if ((option (OPTSAVENAME) || option (OPTFORCENAME)) &&
398 (env->to || env->cc || env->bcc)) {
399 adr = env->to ? env->to : (env->cc ? env->cc : env->bcc);
400 mutt_safe_path (buf, sizeof (buf), adr);
401 mutt_concat_path(path, pathlen, NONULL(Maildir), buf);
402 if (!option (OPTFORCENAME) && mx_access (path, W_OK) != 0)
403 m_strcpy(path, pathlen, NONULL(Outbox));
406 m_strcpy(path, pathlen, NONULL(Outbox));
408 mutt_pretty_mailbox (path);
411 static const char *_mutt_string_hook (const char *match, int hook)
415 for (; tmp; tmp = tmp->next) {
416 if ((tmp->type & hook)
417 && ((match && regexec(tmp->rx.rx, match, 0, NULL, 0) == 0) ^ tmp->rx.not))
418 return (tmp->command);
423 const char *mutt_charset_hook (const char *chs)
425 return _mutt_string_hook (chs, M_CHARSETHOOK);
428 const char *mutt_iconv_hook (const char *chs)
430 return _mutt_string_hook (chs, M_ICONVHOOK);
433 const char *mutt_crypt_hook (address_t * adr)
435 return _mutt_string_hook (adr->mailbox, M_CRYPTHOOK);
438 void mutt_account_hook (const char *url)
446 err.dsize = sizeof (buf);
449 for (hook = Hooks; hook; hook = hook->next) {
450 if (!(hook->command && (hook->type & M_ACCOUNTHOOK)))
453 if ((regexec (hook->rx.rx, url, 0, NULL, 0) == 0) ^ hook->rx.not) {
454 if (mutt_parse_rc_line (hook->command, &token, &err) == -1) {
455 mutt_error ("%s", err.data);
458 p_delete(&token.data);
459 current_hook_type = 0;
466 p_delete(&token.data);