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-lua/lib-lua.h>
12 #include <lib-ui/lib-ui.h>
13 #include <lib-mx/mx.h>
14 #include <lib-mx/compress.h>
20 typedef struct hook_t {
21 int type; /* hook type */
22 rx_t rx; /* regular expression */
23 char *command; /* filename, command or pattern to execute */
24 pattern_t *pattern; /* used for fcc,save,send-hook */
28 DO_INIT(hook_t, hook);
29 static inline void hook_wipe(hook_t *hk) {
30 p_delete(&hk->command);
31 pattern_list_wipe(&hk->pattern);
34 DO_DELETE(hook_t, hook);
35 DO_SLIST(hook_t, hook, hook_delete);
37 static hook_t *Hooks = NULL;
38 static unsigned long current_hook_type = 0;
40 int mutt_parse_hook (BUFFER * buf __attribute__ ((unused)), BUFFER * s,
41 unsigned long data, BUFFER * err)
44 BUFFER command, pattern;
47 pattern_t *pat = NULL;
48 char path[_POSIX_PATH_MAX];
53 if (*s->dptr == '!') {
54 s->dptr = vskipspaces(s->dptr + 1);
58 mutt_extract_token (&pattern, s, 0);
61 m_strcpy(err->data, err->dsize, _("too few arguments"));
65 mutt_extract_token(&command, s, (data & (M_FOLDERHOOK | M_SENDHOOK |
66 M_SEND2HOOK | M_REPLYHOOK)) ?
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_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)) {
114 if (data & (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK | M_MESSAGEHOOK |
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);
126 /* other hooks only allow one command per pattern, so update the
127 * entry with the new command. this currently does not change the
128 * order of execution of the hooks, which i think is desirable since
129 * a common action to perform is to change the default (.) entry
130 * based upon some other information. */
131 p_delete(&ptr->command);
132 ptr->command = command.data;
133 p_delete(&pattern.data);
141 if (data & (M_SENDHOOK | M_SEND2HOOK | M_SAVEHOOK | M_FCCHOOK |
142 M_MESSAGEHOOK | M_REPLYHOOK))
145 mutt_pattern_comp (pattern.data,
146 (data & (M_SENDHOOK | M_SEND2HOOK | M_FCCHOOK)) ?
147 0 : M_FULL_MSG, err)) == NULL)
150 rx = p_new(regex_t, 1);
151 if ((rc = REGCOMP(rx, NONULL(pattern.data),
152 ((data & M_CRYPTHOOK) ? REG_ICASE : 0))) != 0)
154 regerror (rc, rx, err->data, err->dsize);
162 ptr->next = p_new(hook_t, 1);
165 Hooks = ptr = p_new(hook_t, 1);
168 ptr->command = command.data;
170 ptr->rx.pattern = pattern.data;
176 p_delete(&pattern.data);
177 p_delete(&command.data);
181 /* Deletes all hooks of type ``type'', or all defined hooks if ``type'' is 0 */
182 static void delete_hooks (long type)
187 if ((*l)->type == type) {
188 hook_t *tmp = hook_list_pop(l);
196 int mutt_parse_unhook (BUFFER * buf, BUFFER * s, unsigned long data __attribute__ ((unused)),
199 while (MoreArgs (s)) {
200 mutt_extract_token (buf, s, 0);
201 if (m_strcmp("*", buf->data) == 0) {
202 if (current_hook_type) {
203 snprintf (err->data, err->dsize,
204 _("unhook: Can't do unhook * from within a hook."));
207 hook_list_wipe(&Hooks);
209 unsigned long type = mutt_get_hook_type (buf->data);
212 snprintf (err->data, err->dsize,
213 _("unhook: unknown hook type: %s"), buf->data);
216 if (current_hook_type == type) {
217 snprintf (err->data, err->dsize,
218 _("unhook: Can't delete a %s from within a %s."), buf->data,
228 void mutt_folder_hook (char *path)
234 current_hook_type = M_FOLDERHOOK;
237 err.dsize = sizeof (buf);
239 for (; tmp; tmp = tmp->next) {
243 if (tmp->type & M_FOLDERHOOK) {
244 if ((regexec (tmp->rx.rx, path, 0, NULL, 0) == 0) ^ tmp->rx.neg) {
245 if (mutt_parse_rc_line (tmp->command, &token, &err) == -1) {
246 mutt_error ("%s", err.data);
247 mutt_sleep (1); /* pause a moment to let the user see the error */
252 p_delete(&token.data);
254 current_hook_type = 0;
257 lua_State *L = luaM_getruntime();
258 lua_getfield(L, LUA_GLOBALSINDEX, "mod_core");
259 lua_getfield(L, -1, "folder_hook");
261 if (lua_isfunction(L, -1)) {
262 lua_pushstring(L, LastFolder);
263 lua_pushstring(L, CurrentFolder);
264 lua_pcall(L, 2, 0, 0);
271 char *mutt_find_hook (int type, const char *pat)
275 for (; tmp; tmp = tmp->next)
276 if (tmp->type & type) {
277 if (regexec (tmp->rx.rx, pat, 0, NULL, 0) == 0)
278 return (tmp->command);
283 void mutt_message_hook (CONTEXT * ctx, HEADER * hdr, int type)
289 current_hook_type = type;
292 err.dsize = sizeof (buf);
294 for (hook = Hooks; hook; hook = hook->next) {
298 if (hook->type & type)
299 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.neg)
300 if (mutt_parse_rc_line (hook->command, &token, &err) != 0) {
301 mutt_error ("%s", err.data);
305 p_delete(&token.data);
306 current_hook_type = 0;
310 mutt_addr_hook (char *path, ssize_t pathlen, unsigned long type, CONTEXT * ctx,
315 /* determine if a matching hook exists */
316 for (hook = Hooks; hook; hook = hook->next) {
320 if (hook->type & type)
321 if ((mutt_pattern_exec (hook->pattern, 0, ctx, hdr) > 0) ^ hook->rx.neg) {
322 mutt_make_string (path, pathlen, hook->command, ctx, hdr);
330 void mutt_default_save (char *path, ssize_t pathlen, HEADER * hdr)
333 if (mutt_addr_hook (path, pathlen, M_SAVEHOOK, Context, hdr) != 0) {
334 char tmp[_POSIX_PATH_MAX];
336 ENVELOPE *env = hdr->env;
337 int fromMe = mutt_addr_is_user (env->from);
339 if (!fromMe && env->reply_to && env->reply_to->mailbox)
341 else if (!fromMe && env->from && env->from->mailbox)
343 else if (env->to && env->to->mailbox)
345 else if (env->cc && env->cc->mailbox)
350 mutt_safe_path (tmp, sizeof (tmp), adr);
351 snprintf (path, pathlen, "=%s", tmp);
356 void mutt_select_fcc (char *path, ssize_t pathlen, HEADER * hdr)
358 if (mutt_addr_hook (path, pathlen, M_FCCHOOK, NULL, hdr) != 0) {
359 m_strcpy(path, pathlen, NONULL(MAlias.record));
361 mutt_pretty_mailbox (path);
364 static const char *_mutt_string_hook (const char *match, int hook)
368 for (; tmp; tmp = tmp->next) {
369 if ((tmp->type & hook)
370 && ((match && regexec(tmp->rx.rx, match, 0, NULL, 0) == 0) ^ tmp->rx.neg))
371 return (tmp->command);
376 const char *mutt_crypt_hook (address_t * adr)
378 return _mutt_string_hook (adr->mailbox, M_CRYPTHOOK);