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 m_strcpy(path, sizeof(path), pattern.data);
81 _mutt_expand_path (path, sizeof (path), 1);
82 p_delete(&pattern.data);
84 pattern.data = m_strdup(path);
86 else if (data & (M_APPENDHOOK | M_OPENHOOK | M_CLOSEHOOK)) {
87 if (mutt_test_compress_command (command.data)) {
88 m_strcpy(err->data, err->dsize, _("bad formatted command string"));
92 else if (DefaultHook && !(data & (M_CHARSETHOOK | M_ACCOUNTHOOK))
93 && !(data & M_CRYPTHOOK))
95 char tmp[HUGE_STRING];
97 m_strcpy(tmp, sizeof(tmp), pattern.data);
98 mutt_check_simple (tmp, sizeof (tmp), DefaultHook);
99 p_delete(&pattern.data);
100 p_clear(&pattern, 1);
101 pattern.data = m_strdup(tmp);
104 if (data & (M_MBOXHOOK | M_SAVEHOOK | M_FCCHOOK)) {
105 m_strcpy(path, sizeof(path), command.data);
106 mutt_expand_path (path, sizeof (path));
107 p_delete(&command.data);
108 p_clear(&command, 1);
109 command.data = m_strdup(path);
112 /* check to make sure that a matching hook doesn't already exist */
113 for (ptr = Hooks; ptr; ptr = ptr->next) {
114 if (ptr->type == (int)data &&
115 ptr->rx.not == not && !m_strcmp(pattern.data, ptr->rx.pattern)) {
117 (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK | M_MESSAGEHOOK |
118 M_ACCOUNTHOOK | M_REPLYHOOK)) {
119 /* these hooks allow multiple commands with the same
120 * pattern, so if we've already seen this pattern/command pair, just
121 * ignore it instead of creating a duplicate */
122 if (!m_strcmp(ptr->command, command.data)) {
123 p_delete(&command.data);
124 p_delete(&pattern.data);
129 /* other hooks only allow one command per pattern, so update the
130 * entry with the new command. this currently does not change the
131 * order of execution of the hooks, which i think is desirable since
132 * a common action to perform is to change the default (.) entry
133 * based upon some other information. */
134 p_delete(&ptr->command);
135 ptr->command = command.data;
136 p_delete(&pattern.data);
145 (M_SENDHOOK | M_SEND2HOOK | M_SAVEHOOK | M_FCCHOOK | M_MESSAGEHOOK |
148 mutt_pattern_comp (pattern.data,
149 (data & (M_SENDHOOK | M_SEND2HOOK | M_FCCHOOK)) ?
150 0 : M_FULL_MSG, err)) == NULL)
154 rx = p_new(regex_t, 1);
157 REGCOMP (rx, NONULL (pattern.data),
158 ((data & (M_CRYPTHOOK | M_CHARSETHOOK)) ? REG_ICASE : 0)))
162 REGCOMP (rx, NONULL (pattern.data),
163 (data & (M_CHARSETHOOK | M_ICONVHOOK)) ? REG_ICASE : 0)) !=
165 #endif /* M_CRYPTHOOK */
167 regerror (rc, rx, err->data, err->dsize);
175 ptr->next = p_new(hook_t, 1);
179 Hooks = ptr = p_new(hook_t, 1);
181 ptr->command = command.data;
183 ptr->rx.pattern = pattern.data;
189 p_delete(&pattern.data);
190 p_delete(&command.data);
194 /* Deletes all hooks of type ``type'', or all defined hooks if ``type'' is 0 */
195 static void delete_hooks (long type)
200 if ((*l)->type == type) {
201 hook_t *tmp = hook_list_pop(l);
209 int mutt_parse_unhook (BUFFER * buf, BUFFER * s, unsigned long data __attribute__ ((unused)),
212 while (MoreArgs (s)) {
213 mutt_extract_token (buf, s, 0);
214 if (m_strcmp("*", buf->data) == 0) {
215 if (current_hook_type) {
216 snprintf (err->data, err->dsize,
217 _("unhook: Can't do unhook * from within a hook."));
220 hook_list_wipe(&Hooks);
222 unsigned long type = mutt_get_hook_type (buf->data);
225 snprintf (err->data, err->dsize,
226 _("unhook: unknown hook type: %s"), buf->data);
229 if (current_hook_type == type) {
230 snprintf (err->data, err->dsize,
231 _("unhook: Can't delete a %s from within a %s."), buf->data,
241 void mutt_folder_hook (char *path)
247 current_hook_type = M_FOLDERHOOK;
250 err.dsize = sizeof (buf);
252 for (; tmp; tmp = tmp->next) {
256 if (tmp->type & M_FOLDERHOOK) {
257 if ((regexec (tmp->rx.rx, path, 0, NULL, 0) == 0) ^ tmp->rx.not) {
258 if (mutt_parse_rc_line (tmp->command, &token, &err) == -1) {
259 mutt_error ("%s", err.data);
260 mutt_sleep (1); /* pause a moment to let the user see the error */
265 p_delete(&token.data);
267 current_hook_type = 0;
270 char *mutt_find_hook (int type, const char *pat)
274 for (; tmp; tmp = tmp->next)
275 if (tmp->type & type) {
276 if (regexec (tmp->rx.rx, pat, 0, NULL, 0) == 0)
277 return (tmp->command);
282 void mutt_message_hook (CONTEXT * ctx, HEADER * hdr, int type)
288 current_hook_type = type;
291 err.dsize = sizeof (buf);
293 for (hook = Hooks; hook; hook = hook->next) {
297 if (hook->type & type)
298 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.not)
299 if (mutt_parse_rc_line (hook->command, &token, &err) != 0) {
300 mutt_error ("%s", err.data);
304 p_delete(&token.data);
305 current_hook_type = 0;
309 mutt_addr_hook (char *path, ssize_t pathlen, unsigned long type, CONTEXT * ctx,
314 /* determine if a matching hook exists */
315 for (hook = Hooks; hook; hook = hook->next) {
319 if (hook->type & type)
320 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.not) {
321 mutt_make_string (path, pathlen, hook->command, ctx, hdr);
329 void mutt_default_save (char *path, ssize_t pathlen, HEADER * hdr)
332 if (mutt_addr_hook (path, pathlen, M_SAVEHOOK, Context, hdr) != 0) {
333 char tmp[_POSIX_PATH_MAX];
335 ENVELOPE *env = hdr->env;
336 int fromMe = mutt_addr_is_user (env->from);
338 if (!fromMe && env->reply_to && env->reply_to->mailbox)
340 else if (!fromMe && env->from && env->from->mailbox)
342 else if (env->to && env->to->mailbox)
344 else if (env->cc && env->cc->mailbox)
349 mutt_safe_path (tmp, sizeof (tmp), adr);
350 snprintf (path, pathlen, "=%s", tmp);
355 void mutt_select_fcc (char *path, ssize_t pathlen, HEADER * hdr)
358 char buf[_POSIX_PATH_MAX];
359 ENVELOPE *env = hdr->env;
361 if (mutt_addr_hook (path, pathlen, M_FCCHOOK, NULL, hdr) != 0) {
362 if ((option (OPTSAVENAME) || option (OPTFORCENAME)) &&
363 (env->to || env->cc || env->bcc)) {
364 adr = env->to ? env->to : (env->cc ? env->cc : env->bcc);
365 mutt_safe_path (buf, sizeof (buf), adr);
366 mutt_concat_path(path, pathlen, NONULL(Maildir), buf);
367 if (!option (OPTFORCENAME) && mx_access (path, W_OK) != 0)
368 m_strcpy(path, pathlen, NONULL(Outbox));
371 m_strcpy(path, pathlen, NONULL(Outbox));
373 mutt_pretty_mailbox (path);
376 static const char *_mutt_string_hook (const char *match, int hook)
380 for (; tmp; tmp = tmp->next) {
381 if ((tmp->type & hook)
382 && ((match && regexec(tmp->rx.rx, match, 0, NULL, 0) == 0) ^ tmp->rx.not))
383 return (tmp->command);
388 const char *mutt_charset_hook (const char *chs)
390 return _mutt_string_hook (chs, M_CHARSETHOOK);
393 const char *mutt_iconv_hook (const char *chs)
395 return _mutt_string_hook (chs, M_ICONVHOOK);
398 const char *mutt_crypt_hook (address_t * adr)
400 return _mutt_string_hook (adr->mailbox, M_CRYPTHOOK);
403 void mutt_account_hook (const char *url)
411 err.dsize = sizeof (buf);
414 for (hook = Hooks; hook; hook = hook->next) {
415 if (!(hook->command && (hook->type & M_ACCOUNTHOOK)))
418 if ((regexec (hook->rx.rx, url, 0, NULL, 0) == 0) ^ hook->rx.not) {
419 if (mutt_parse_rc_line (hook->command, &token, &err) == -1) {
420 mutt_error ("%s", err.data);
426 p_delete(&token.data);