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.
10 #include <lib-lib/lib-lib.h>
11 #include <lib-ui/curses.h>
12 #include <lib-mx/mx.h>
13 #include <lib-mx/compress.h>
14 #include <lib-crypt/crypt.h>
19 typedef struct hook_t {
20 int type; /* hook type */
21 rx_t rx; /* regular expression */
22 char *command; /* filename, command or pattern to execute */
23 pattern_t *pattern; /* used for fcc,save,send-hook */
27 DO_INIT(hook_t, hook);
28 static inline void hook_wipe(hook_t *hk) {
29 p_delete(&hk->command);
30 pattern_list_wipe(&hk->pattern);
33 DO_DELETE(hook_t, hook);
34 DO_SLIST(hook_t, hook, hook_delete);
36 static hook_t *Hooks = NULL;
37 static unsigned long current_hook_type = 0;
39 int mutt_parse_hook (BUFFER * buf __attribute__ ((unused)), BUFFER * s,
40 unsigned long data, BUFFER * err)
43 BUFFER command, pattern;
46 pattern_t *pat = NULL;
47 char path[_POSIX_PATH_MAX];
52 if (*s->dptr == '!') {
53 s->dptr = vskipspaces(s->dptr + 1);
57 mutt_extract_token (&pattern, s, 0);
60 m_strcpy(err->data, err->dsize, _("too few arguments"));
64 mutt_extract_token (&command, s,
66 (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK |
67 M_ACCOUNTHOOK | M_REPLYHOOK)) ? M_TOKEN_SPACE : 0);
70 m_strcpy(err->data, err->dsize, _("too few arguments"));
75 m_strcpy(err->data, err->dsize, _("too many arguments"));
79 if (data & (M_FOLDERHOOK | M_MBOXHOOK)) {
80 _mutt_expand_path (path, sizeof (path), pattern.data, 1);
81 p_delete(&pattern.data);
83 pattern.data = m_strdup(path);
85 else if (data & (M_APPENDHOOK | M_OPENHOOK | M_CLOSEHOOK)) {
86 if (mutt_test_compress_command (command.data)) {
87 m_strcpy(err->data, err->dsize, _("bad formatted command string"));
91 else if (DefaultHook && !(data & (M_CHARSETHOOK | M_ACCOUNTHOOK))
92 && !(data & M_CRYPTHOOK))
94 char tmp[HUGE_STRING];
96 m_strcpy(tmp, sizeof(tmp), pattern.data);
97 mutt_check_simple (tmp, sizeof (tmp), DefaultHook);
98 p_delete(&pattern.data);
100 pattern.data = m_strdup(tmp);
103 if (data & (M_MBOXHOOK | M_SAVEHOOK | M_FCCHOOK)) {
104 m_strcpy(path, sizeof(path), command.data);
105 mutt_expand_path (path, sizeof (path));
106 p_delete(&command.data);
107 p_clear(&command, 1);
108 command.data = m_strdup(path);
111 /* check to make sure that a matching hook doesn't already exist */
112 for (ptr = Hooks; ptr; ptr = ptr->next) {
113 if (ptr->type == (int)data &&
114 ptr->rx.not == not && !m_strcmp(pattern.data, ptr->rx.pattern)) {
116 (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK | M_MESSAGEHOOK |
117 M_ACCOUNTHOOK | M_REPLYHOOK)) {
118 /* these hooks allow multiple commands with the same
119 * pattern, so if we've already seen this pattern/command pair, just
120 * ignore it instead of creating a duplicate */
121 if (!m_strcmp(ptr->command, command.data)) {
122 p_delete(&command.data);
123 p_delete(&pattern.data);
128 /* other hooks only allow one command per pattern, so update the
129 * entry with the new command. this currently does not change the
130 * order of execution of the hooks, which i think is desirable since
131 * a common action to perform is to change the default (.) entry
132 * based upon some other information. */
133 p_delete(&ptr->command);
134 ptr->command = command.data;
135 p_delete(&pattern.data);
144 (M_SENDHOOK | M_SEND2HOOK | M_SAVEHOOK | M_FCCHOOK | M_MESSAGEHOOK |
147 mutt_pattern_comp (pattern.data,
148 (data & (M_SENDHOOK | M_SEND2HOOK | M_FCCHOOK)) ?
149 0 : M_FULL_MSG, err)) == NULL)
153 rx = p_new(regex_t, 1);
156 REGCOMP (rx, NONULL (pattern.data),
157 ((data & (M_CRYPTHOOK | M_CHARSETHOOK)) ? REG_ICASE : 0)))
161 REGCOMP (rx, NONULL (pattern.data),
162 (data & (M_CHARSETHOOK | M_ICONVHOOK)) ? REG_ICASE : 0)) !=
164 #endif /* M_CRYPTHOOK */
166 regerror (rc, rx, err->data, err->dsize);
174 ptr->next = p_new(hook_t, 1);
178 Hooks = ptr = p_new(hook_t, 1);
180 ptr->command = command.data;
182 ptr->rx.pattern = pattern.data;
188 p_delete(&pattern.data);
189 p_delete(&command.data);
193 /* Deletes all hooks of type ``type'', or all defined hooks if ``type'' is 0 */
194 static void delete_hooks (long type)
199 if ((*l)->type == type) {
200 hook_t *tmp = hook_list_pop(l);
208 int mutt_parse_unhook (BUFFER * buf, BUFFER * s, unsigned long data __attribute__ ((unused)),
211 while (MoreArgs (s)) {
212 mutt_extract_token (buf, s, 0);
213 if (m_strcmp("*", buf->data) == 0) {
214 if (current_hook_type) {
215 snprintf (err->data, err->dsize,
216 _("unhook: Can't do unhook * from within a hook."));
219 hook_list_wipe(&Hooks);
221 unsigned long type = mutt_get_hook_type (buf->data);
224 snprintf (err->data, err->dsize,
225 _("unhook: unknown hook type: %s"), buf->data);
228 if (current_hook_type == type) {
229 snprintf (err->data, err->dsize,
230 _("unhook: Can't delete a %s from within a %s."), buf->data,
240 void mutt_folder_hook (char *path)
246 current_hook_type = M_FOLDERHOOK;
249 err.dsize = sizeof (buf);
251 for (; tmp; tmp = tmp->next) {
255 if (tmp->type & M_FOLDERHOOK) {
256 if ((regexec (tmp->rx.rx, path, 0, NULL, 0) == 0) ^ tmp->rx.not) {
257 if (mutt_parse_rc_line (tmp->command, &token, &err) == -1) {
258 mutt_error ("%s", err.data);
259 mutt_sleep (1); /* pause a moment to let the user see the error */
264 p_delete(&token.data);
266 current_hook_type = 0;
269 char *mutt_find_hook (int type, const char *pat)
273 for (; tmp; tmp = tmp->next)
274 if (tmp->type & type) {
275 if (regexec (tmp->rx.rx, pat, 0, NULL, 0) == 0)
276 return (tmp->command);
281 void mutt_message_hook (CONTEXT * ctx, HEADER * hdr, int type)
287 current_hook_type = type;
290 err.dsize = sizeof (buf);
292 for (hook = Hooks; hook; hook = hook->next) {
296 if (hook->type & type)
297 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.not)
298 if (mutt_parse_rc_line (hook->command, &token, &err) != 0) {
299 mutt_error ("%s", err.data);
303 p_delete(&token.data);
304 current_hook_type = 0;
308 mutt_addr_hook (char *path, ssize_t pathlen, unsigned long type, CONTEXT * ctx,
313 /* determine if a matching hook exists */
314 for (hook = Hooks; hook; hook = hook->next) {
318 if (hook->type & type)
319 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.not) {
320 mutt_make_string (path, pathlen, hook->command, ctx, hdr);
328 void mutt_default_save (char *path, ssize_t pathlen, HEADER * hdr)
331 if (mutt_addr_hook (path, pathlen, M_SAVEHOOK, Context, hdr) != 0) {
332 char tmp[_POSIX_PATH_MAX];
334 ENVELOPE *env = hdr->env;
335 int fromMe = mutt_addr_is_user (env->from);
337 if (!fromMe && env->reply_to && env->reply_to->mailbox)
339 else if (!fromMe && env->from && env->from->mailbox)
341 else if (env->to && env->to->mailbox)
343 else if (env->cc && env->cc->mailbox)
348 mutt_safe_path (tmp, sizeof (tmp), adr);
349 snprintf (path, pathlen, "=%s", tmp);
354 void mutt_select_fcc (char *path, ssize_t pathlen, HEADER * hdr)
357 char buf[_POSIX_PATH_MAX];
358 ENVELOPE *env = hdr->env;
360 if (mutt_addr_hook (path, pathlen, M_FCCHOOK, NULL, hdr) != 0) {
361 if ((option (OPTSAVENAME) || option (OPTFORCENAME)) &&
362 (env->to || env->cc || env->bcc)) {
363 adr = env->to ? env->to : (env->cc ? env->cc : env->bcc);
364 mutt_safe_path (buf, sizeof (buf), adr);
365 mutt_concat_path(path, pathlen, NONULL(Maildir), buf);
366 if (!option (OPTFORCENAME) && mx_access (path, W_OK) != 0)
367 m_strcpy(path, pathlen, NONULL(Outbox));
370 m_strcpy(path, pathlen, NONULL(Outbox));
372 mutt_pretty_mailbox (path);
375 static const char *_mutt_string_hook (const char *match, int hook)
379 for (; tmp; tmp = tmp->next) {
380 if ((tmp->type & hook)
381 && ((match && regexec(tmp->rx.rx, match, 0, NULL, 0) == 0) ^ tmp->rx.not))
382 return (tmp->command);
387 const char *mutt_charset_hook (const char *chs)
389 return _mutt_string_hook (chs, M_CHARSETHOOK);
392 const char *mutt_iconv_hook (const char *chs)
394 return _mutt_string_hook (chs, M_ICONVHOOK);
397 const char *mutt_crypt_hook (address_t * adr)
399 return _mutt_string_hook (adr->mailbox, M_CRYPTHOOK);
402 void mutt_account_hook (const char *url)
410 err.dsize = sizeof (buf);
413 for (hook = Hooks; hook; hook = hook->next) {
414 if (!(hook->command && (hook->type & M_ACCOUNTHOOK)))
417 if ((regexec (hook->rx.rx, url, 0, NULL, 0) == 0) ^ hook->rx.not) {
418 if (mutt_parse_rc_line (hook->command, &token, &err) == -1) {
419 mutt_error ("%s", err.data);
425 p_delete(&token.data);