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_ACCOUNTHOOK) && !(data & M_CRYPTHOOK))
93 char tmp[HUGE_STRING];
95 m_strcpy(tmp, sizeof(tmp), pattern.data);
96 mutt_check_simple (tmp, sizeof (tmp), DefaultHook);
97 p_delete(&pattern.data);
99 pattern.data = m_strdup(tmp);
102 if (data & (M_MBOXHOOK | M_SAVEHOOK | M_FCCHOOK)) {
103 m_strcpy(path, sizeof(path), command.data);
104 mutt_expand_path (path, sizeof (path));
105 p_delete(&command.data);
106 p_clear(&command, 1);
107 command.data = m_strdup(path);
110 /* check to make sure that a matching hook doesn't already exist */
111 for (ptr = Hooks; ptr; ptr = ptr->next) {
112 if (ptr->type == (int)data &&
113 ptr->rx.neg == neg && !m_strcmp(pattern.data, ptr->rx.pattern)) {
115 (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK | M_MESSAGEHOOK |
116 M_ACCOUNTHOOK | M_REPLYHOOK)) {
117 /* these hooks allow multiple commands with the same
118 * pattern, so if we've already seen this pattern/command pair, just
119 * ignore it instead of creating a duplicate */
120 if (!m_strcmp(ptr->command, command.data)) {
121 p_delete(&command.data);
122 p_delete(&pattern.data);
127 /* other hooks only allow one command per pattern, so update the
128 * entry with the new command. this currently does not change the
129 * order of execution of the hooks, which i think is desirable since
130 * a common action to perform is to change the default (.) entry
131 * based upon some other information. */
132 p_delete(&ptr->command);
133 ptr->command = command.data;
134 p_delete(&pattern.data);
143 (M_SENDHOOK | M_SEND2HOOK | M_SAVEHOOK | M_FCCHOOK | M_MESSAGEHOOK |
146 mutt_pattern_comp (pattern.data,
147 (data & (M_SENDHOOK | M_SEND2HOOK | M_FCCHOOK)) ?
148 0 : M_FULL_MSG, err)) == NULL)
152 rx = p_new(regex_t, 1);
154 if ((rc = REGCOMP(rx, NONULL(pattern.data),
155 ((data & M_CRYPTHOOK) ? REG_ICASE : 0))) != 0)
157 regerror (rc, rx, err->data, err->dsize);
162 #endif /* M_CRYPTHOOK */
166 ptr->next = p_new(hook_t, 1);
170 Hooks = ptr = p_new(hook_t, 1);
172 ptr->command = command.data;
174 ptr->rx.pattern = pattern.data;
180 p_delete(&pattern.data);
181 p_delete(&command.data);
185 /* Deletes all hooks of type ``type'', or all defined hooks if ``type'' is 0 */
186 static void delete_hooks (long type)
191 if ((*l)->type == type) {
192 hook_t *tmp = hook_list_pop(l);
200 int mutt_parse_unhook (BUFFER * buf, BUFFER * s, unsigned long data __attribute__ ((unused)),
203 while (MoreArgs (s)) {
204 mutt_extract_token (buf, s, 0);
205 if (m_strcmp("*", buf->data) == 0) {
206 if (current_hook_type) {
207 snprintf (err->data, err->dsize,
208 _("unhook: Can't do unhook * from within a hook."));
211 hook_list_wipe(&Hooks);
213 unsigned long type = mutt_get_hook_type (buf->data);
216 snprintf (err->data, err->dsize,
217 _("unhook: unknown hook type: %s"), buf->data);
220 if (current_hook_type == type) {
221 snprintf (err->data, err->dsize,
222 _("unhook: Can't delete a %s from within a %s."), buf->data,
232 void mutt_folder_hook (char *path)
238 current_hook_type = M_FOLDERHOOK;
241 err.dsize = sizeof (buf);
243 for (; tmp; tmp = tmp->next) {
247 if (tmp->type & M_FOLDERHOOK) {
248 if ((regexec (tmp->rx.rx, path, 0, NULL, 0) == 0) ^ tmp->rx.neg) {
249 if (mutt_parse_rc_line (tmp->command, &token, &err) == -1) {
250 mutt_error ("%s", err.data);
251 mutt_sleep (1); /* pause a moment to let the user see the error */
256 p_delete(&token.data);
258 current_hook_type = 0;
261 char *mutt_find_hook (int type, const char *pat)
265 for (; tmp; tmp = tmp->next)
266 if (tmp->type & type) {
267 if (regexec (tmp->rx.rx, pat, 0, NULL, 0) == 0)
268 return (tmp->command);
273 void mutt_message_hook (CONTEXT * ctx, HEADER * hdr, int type)
279 current_hook_type = type;
282 err.dsize = sizeof (buf);
284 for (hook = Hooks; hook; hook = hook->next) {
288 if (hook->type & type)
289 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.neg)
290 if (mutt_parse_rc_line (hook->command, &token, &err) != 0) {
291 mutt_error ("%s", err.data);
295 p_delete(&token.data);
296 current_hook_type = 0;
300 mutt_addr_hook (char *path, ssize_t pathlen, unsigned long type, CONTEXT * ctx,
305 /* determine if a matching hook exists */
306 for (hook = Hooks; hook; hook = hook->next) {
310 if (hook->type & type)
311 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.neg) {
312 mutt_make_string (path, pathlen, hook->command, ctx, hdr);
320 void mutt_default_save (char *path, ssize_t pathlen, HEADER * hdr)
323 if (mutt_addr_hook (path, pathlen, M_SAVEHOOK, Context, hdr) != 0) {
324 char tmp[_POSIX_PATH_MAX];
326 ENVELOPE *env = hdr->env;
327 int fromMe = mutt_addr_is_user (env->from);
329 if (!fromMe && env->reply_to && env->reply_to->mailbox)
331 else if (!fromMe && env->from && env->from->mailbox)
333 else if (env->to && env->to->mailbox)
335 else if (env->cc && env->cc->mailbox)
340 mutt_safe_path (tmp, sizeof (tmp), adr);
341 snprintf (path, pathlen, "=%s", tmp);
346 void mutt_select_fcc (char *path, ssize_t pathlen, HEADER * hdr)
349 char buf[_POSIX_PATH_MAX];
350 ENVELOPE *env = hdr->env;
352 if (mutt_addr_hook (path, pathlen, M_FCCHOOK, NULL, hdr) != 0) {
353 if ((option (OPTSAVENAME) || option (OPTFORCENAME)) &&
354 (env->to || env->cc || env->bcc)) {
355 adr = env->to ? env->to : (env->cc ? env->cc : env->bcc);
356 mutt_safe_path (buf, sizeof (buf), adr);
357 mutt_concat_path(path, pathlen, NONULL(Maildir), buf);
358 if (!option (OPTFORCENAME) && mx_access (path, W_OK) != 0)
359 m_strcpy(path, pathlen, NONULL(Outbox));
362 m_strcpy(path, pathlen, NONULL(Outbox));
364 mutt_pretty_mailbox (path);
367 static const char *_mutt_string_hook (const char *match, int hook)
371 for (; tmp; tmp = tmp->next) {
372 if ((tmp->type & hook)
373 && ((match && regexec(tmp->rx.rx, match, 0, NULL, 0) == 0) ^ tmp->rx.neg))
374 return (tmp->command);
379 const char *mutt_crypt_hook (address_t * adr)
381 return _mutt_string_hook (adr->mailbox, M_CRYPTHOOK);
384 void mutt_account_hook (const char *url)
392 err.dsize = sizeof (buf);
395 for (hook = Hooks; hook; hook = hook->next) {
396 if (!(hook->command && (hook->type & M_ACCOUNTHOOK)))
399 if ((regexec (hook->rx.rx, url, 0, NULL, 0) == 0) ^ hook->rx.neg) {
400 if (mutt_parse_rc_line (hook->command, &token, &err) == -1) {
401 mutt_error ("%s", err.data);
407 p_delete(&token.data);