/[imapfilter]/imapfilter/request.c
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Annotation of /imapfilter/request.c

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Revision 1.44 - (hide annotations)
Thu Mar 6 15:00:46 2003 UTC (21 years ago) by lefcha
Branch: MAIN
Changes since 1.43: +101 -5 lines
File MIME type: text/plain
Add support for date conversion specifiers for current and message time in mailbox names.

1 lefcha 1.1 #include <stdio.h>
2     #include <stdlib.h>
3     #include <string.h>
4 lefcha 1.3 #include <errno.h>
5 lefcha 1.1
6     #include "config.h"
7     #include "imapfilter.h"
8     #include "data.h"
9    
10    
11 lefcha 1.21 extern int sockpri, sockaux;
12 lefcha 1.1 extern unsigned int options;
13 lefcha 1.41 extern char charset[CHARSET_LEN];
14 lefcha 1.18 extern unsigned int capabilities;
15    
16 lefcha 1.21 namesp_t nsppri, nspaux; /* Primary and auxiliary namespace. */
17 lefcha 1.1
18 lefcha 1.3
19 lefcha 1.2 #ifdef DEBUG
20 lefcha 1.1 /*
21     * Test/ping server.
22     */
23 lefcha 1.42 int
24     test(int *sock)
25 lefcha 1.1 {
26 lefcha 1.42 return server_response(sock, imap_noop(sock));
27 lefcha 1.1 }
28 lefcha 1.25
29 lefcha 1.2 #endif
30 lefcha 1.1
31 lefcha 1.10
32 lefcha 1.1 /*
33 lefcha 1.10 * Check server's capabilities.
34 lefcha 1.1 */
35 lefcha 1.42 int
36     check_capabilities(int *sock)
37 lefcha 1.1 {
38 lefcha 1.42 capabilities = CAPABILITY_NONE;
39 lefcha 1.18
40 lefcha 1.42 return capability_response(sock, imap_capability(sock));
41 lefcha 1.1 }
42    
43    
44     /*
45 lefcha 1.18 * Get namespace of mail server's mailboxes.
46     */
47 lefcha 1.42 int
48     check_namespace(int *sock, namesp_t * nsp)
49 lefcha 1.18 {
50 lefcha 1.42 nsp->prefix[0] = nsp->delim = '\0';
51 lefcha 1.18
52 lefcha 1.42 if (!(options & OPTION_NAMESPACE) ||
53     !(capabilities & CAPABILITY_NAMESPACE))
54     return 0;
55     else
56     return namespace_response(sock, imap_namespace(sock), nsp);
57 lefcha 1.18 }
58    
59    
60     /*
61 lefcha 1.10 * Login to server.
62 lefcha 1.8 */
63 lefcha 1.42 int
64     login(int *sock, char *user, char *pass)
65 lefcha 1.8 {
66 lefcha 1.42 return server_response(sock, imap_login(sock, user, pass));
67 lefcha 1.21 }
68    
69    
70    
71     /*
72     * Check if a mailbox exists.
73     */
74 lefcha 1.42 int
75     check_mailbox(int *sock, char *mbox, namesp_t * nsp)
76 lefcha 1.21 {
77 lefcha 1.42 return server_response(sock, imap_examine(sock,
78     apply_namespace(mbox, nsp->prefix, nsp->delim)));
79 lefcha 1.8 }
80    
81 lefcha 1.18
82 lefcha 1.8 /*
83 lefcha 1.3 * Open mailbox in read-write mode.
84 lefcha 1.1 */
85 lefcha 1.42 int
86     select_mailbox(int *sock, char *mbox, namesp_t * nsp)
87 lefcha 1.1 {
88 lefcha 1.42 int r;
89 lefcha 1.5
90 lefcha 1.42 if (mailbox_status(sock, mbox, nsp) == -2)
91     return -2; /* No messages exist. No filters need to be
92     * applied. */
93 lefcha 1.5
94 lefcha 1.42 r = select_response(sock, imap_select(sock,
95     apply_namespace(mbox, nsp->prefix,
96     nsp->delim)));
97 lefcha 1.5
98 lefcha 1.42 log_info(LOG_MAILBOX, mbox);
99 lefcha 1.5
100 lefcha 1.42 return r;
101 lefcha 1.1 }
102    
103    
104     /*
105 lefcha 1.3 * Get mailbox's status.
106 lefcha 1.1 */
107 lefcha 1.42 int
108     mailbox_status(int *sock, char *mbox, namesp_t * nsp)
109 lefcha 1.1 {
110 lefcha 1.42 return status_response(sock, imap_status(sock,
111     apply_namespace(mbox, nsp->prefix, nsp->delim),
112     "MESSAGES RECENT UNSEEN"), mbox);
113 lefcha 1.16 }
114 lefcha 1.5
115 lefcha 1.9
116 lefcha 1.1 /*
117     * Close examined/selected mailbox.
118     */
119 lefcha 1.42 int
120     close_mailbox(int *sock)
121 lefcha 1.1 {
122 lefcha 1.42 return server_response(sock, imap_close(sock));
123 lefcha 1.1 }
124    
125    
126     /*
127     * Logout from server.
128     */
129 lefcha 1.42 int
130     logout(int *sock)
131 lefcha 1.1 {
132 lefcha 1.42 return logout_response(sock, imap_logout(sock));
133 lefcha 1.1 }
134    
135    
136     /*
137     * Match and apply filters assigned to a mailbox.
138     */
139 lefcha 1.42 int
140     apply_filters(filter_t ** filters)
141 lefcha 1.1 {
142 lefcha 1.42 int i;
143     char *mesgs;
144 lefcha 1.1
145 lefcha 1.42 for (i = 0; filters[i] != NULL; i++) {
146     mesgs = NULL;
147 lefcha 1.1
148 lefcha 1.42 if (match_filter(filters[i], &mesgs))
149     continue;
150 lefcha 1.5
151 lefcha 1.42 log_info(LOG_FILTER, filters[i]->key);
152 lefcha 1.1
153 lefcha 1.42 apply_action(mesgs, &(filters[i]->action.type),
154     filters[i]->action.raccount, filters[i]->action.destmbox,
155     &filters[i]->action.msgflags, filters[i]->action.args);
156 lefcha 1.12
157 lefcha 1.42 xfree(mesgs);
158     }
159 lefcha 1.1
160 lefcha 1.42 return 0;
161 lefcha 1.1 }
162    
163    
164     /*
165     * Generate the search request by the masks of the filter and try to
166     * match the generated filter.
167     */
168 lefcha 1.42 int
169     match_filter(filter_t * filter, char **mesgs)
170 lefcha 1.1 {
171 lefcha 1.42 char *search;
172 lefcha 1.5
173 lefcha 1.42 if (filter->mode == FILTER_MODE_OR)
174     search = generate_filter_or(filter->masks, filter->masknum,
175     filter->masklen);
176     else
177     search = generate_filter_and(filter->masks, filter->masknum,
178     filter->masklen);
179 lefcha 1.1
180 lefcha 1.42 search_response(&sockpri, imap_search(&sockpri, charset, search),
181     mesgs);
182 lefcha 1.5
183 lefcha 1.42 xfree(search);
184 lefcha 1.5
185 lefcha 1.42 if (*mesgs == '\0')
186     return 1;
187 lefcha 1.5
188 lefcha 1.42 return 0;
189 lefcha 1.1 }
190    
191    
192     /*
193     * Empty the FIFO inventory.
194     */
195 lefcha 1.42 void
196     empty_fifo(mask_t ** mfifo)
197 lefcha 1.1 {
198 lefcha 1.42 mfifo[0] = NULL;
199 lefcha 1.1
200 lefcha 1.42 queue_fifo(NULL, NULL);
201     dequeue_fifo(NULL);
202 lefcha 1.1 }
203    
204    
205     /*
206     * Add item to FIFO inventory.
207     */
208 lefcha 1.42 void
209     queue_fifo(mask_t ** mfifo, mask_t * mask)
210 lefcha 1.1 {
211 lefcha 1.42 static unsigned int i;
212 lefcha 1.1
213 lefcha 1.42 if (mfifo == NULL) {
214     i = 0;
215     return;
216     }
217     mfifo[i++] = mask;
218     mfifo[i] = NULL;
219 lefcha 1.1 }
220    
221    
222     /*
223     * Get next item from FIFO inventory.
224     */
225 lefcha 1.42 mask_t *
226     dequeue_fifo(mask_t ** mfifo)
227 lefcha 1.1 {
228 lefcha 1.42 static unsigned int j;
229 lefcha 1.1
230 lefcha 1.42 if (mfifo == NULL) {
231     j = 0;
232     return NULL;
233     }
234     return mfifo[j++];
235 lefcha 1.1 }
236    
237    
238     /*
239     * Generate the filter search command from the masks, assuming that
240     * masks are AND-ed.
241     */
242 lefcha 1.42 char *
243     generate_filter_and(mask_t * mask, unsigned int masknum,
244     unsigned int masklen)
245     {
246     const unsigned int searchbuf = masklen + masknum * 6 + 8;
247     unsigned int len;
248     char *search;
249     mask_t *tmp;
250 lefcha 1.5
251 lefcha 1.42 len = 0;
252 lefcha 1.5
253 lefcha 1.42 search = (char *)xmalloc(sizeof(char) * searchbuf);
254     search[0] = '\0';
255 lefcha 1.1
256 lefcha 1.42 tmp = mask;
257     if (tmp == NULL) {
258 lefcha 1.12 strncat(search, "ALL ", searchbuf - len - 1);
259     len += 4;
260 lefcha 1.42 } else
261     while ((tmp = tmp->next) != NULL) {
262     if (tmp->type != MASK_TYPE_OR) {
263     strncat(search, "ALL ", searchbuf - len - 1);
264     len += 4;
265     break;
266     }
267     }
268    
269     tmp = NULL;
270     while (mask != NULL) {
271     tmp = mask;
272     mask = mask->next;
273 lefcha 1.1
274 lefcha 1.42 if (mask != NULL && mask->type == MASK_TYPE_OR) {
275     strncat(search, "OR (", searchbuf - len - 1);
276     len += 4;
277    
278     strncat(search, tmp->body, searchbuf - len - 1);
279     len = strlen(search);
280     search[len] = ' ';
281     search[++len] = '\0';
282    
283     search[len - 1] = ')';
284     search[len] = ' ';
285     search[++len] = '\0';
286    
287     if (mask->next == NULL ||
288     mask->next->type != MASK_TYPE_OR) {
289     search[len] = '(';
290     search[++len] = '\0';
291     strncat(search, mask->body,
292     searchbuf - len - 1);
293     len = strlen(search);
294     search[len] = ')';
295     search[++len] = ' ';
296     search[++len] = '\0';
297     mask = mask->next;
298     }
299     } else {
300     strncat(search, tmp->body, searchbuf - len - 1);
301     len = strlen(search);
302     search[len] = ' ';
303     search[++len] = '\0';
304     }
305 lefcha 1.1 }
306 lefcha 1.10
307 lefcha 1.42 search[len - 1] = '\0';
308 lefcha 1.5
309 lefcha 1.42 return search;
310 lefcha 1.1 }
311    
312    
313     /*
314     * Generate the filter search command from the masks, assuming that
315 lefcha 1.22 * masks are OR-ed.
316 lefcha 1.1 */
317 lefcha 1.42 char *
318     generate_filter_or(mask_t * mask, unsigned int masknum,
319     unsigned int masklen)
320     {
321     const unsigned int searchbuf = masklen + masknum * 6 + 8;
322     unsigned int len;
323     char *search;
324     mask_t **mfifo; /* Mailbox FIFO queue. */
325     mask_t *mf; /* Mask returned from FIFO. */
326 lefcha 1.5
327 lefcha 1.42 len = 0;
328 lefcha 1.1
329 lefcha 1.42 search = (char *)xmalloc(sizeof(char) * searchbuf);
330     mfifo = (mask_t **) xmalloc(sizeof(mask_t *) * (masknum + 1));
331 lefcha 1.1
332 lefcha 1.42 search[0] = '\0';
333     empty_fifo(mfifo);
334 lefcha 1.1
335 lefcha 1.42 strncat(search, "ALL ", searchbuf - len - 1);
336     len += 4;
337 lefcha 1.1
338 lefcha 1.42 while (mask != NULL) {
339     queue_fifo(mfifo, mask);
340     mask = mask->next;
341 lefcha 1.1
342 lefcha 1.42 while (mask != NULL && mask->type == MASK_TYPE_AND) {
343     queue_fifo(mfifo, mask);
344     mask = mask->next;
345     }
346    
347     if (mask != NULL) {
348     if (len == 4 && search[0] == 'A') {
349     search[0] = '\0';
350     len = 0;
351     }
352     strncat(search, "OR ", searchbuf - len - 1);
353     len += 3;
354     }
355     if (search[0] != 'A') {
356     search[len] = '(';
357     search[++len] = '\0';
358     }
359     while ((mf = dequeue_fifo(mfifo)) != NULL) {
360     strncat(search, mf->body, searchbuf - len - 1);
361     len = strlen(search);
362     search[len] = ' ';
363     search[++len] = '\0';
364     }
365    
366     if (strchr(search, '(')) {
367     search[len - 1] = ')';
368     search[len] = ' ';
369     search[++len] = '\0';
370     }
371     empty_fifo(mfifo);
372 lefcha 1.1 }
373    
374 lefcha 1.42 search[len - 1] = '\0';
375 lefcha 1.10
376 lefcha 1.42 xfree(mfifo);
377 lefcha 1.3
378 lefcha 1.42 return search;
379 lefcha 1.1 }
380    
381    
382     /*
383     * Apply the appropriate action.
384     */
385 lefcha 1.42 int
386     apply_action(char *mesgs, unsigned int *type, account_t * raccount,
387     char *destmbox, unsigned int *msgflags, char *args)
388 lefcha 1.1 {
389 lefcha 1.42 unsigned int cnt;
390 lefcha 1.5
391 lefcha 1.42 if (*mesgs == '\0')
392     return 0;
393 lefcha 1.25
394 lefcha 1.42 log_info(LOG_ACTION, type);
395     log_info(LOG_DESTINATION_ACCOUNT, raccount->key);
396     log_info(LOG_DESTINATION_MAILBOX, destmbox);
397 lefcha 1.25
398 lefcha 1.42 cnt = count_messages(mesgs);
399 lefcha 1.25
400 lefcha 1.42 switch (*type) {
401     case FILTER_ACTION_DELETE:
402     info("%d message%s deleted.\n", cnt, plural(cnt));
403     action_delete(mesgs, args);
404     break;
405     case FILTER_ACTION_COPY:
406     info("%d message%s copied to mailbox \"%s\".\n", cnt,
407     plural(cnt), destmbox);
408     action_copy(mesgs, apply_namespace(destmbox, nsppri.prefix,
409     nsppri.delim), args);
410     break;
411     case FILTER_ACTION_MOVE:
412     info("%d message%s moved to mailbox \"%s\".\n", cnt,
413     plural(cnt), destmbox);
414     action_move(mesgs, apply_namespace(destmbox, nsppri.prefix,
415     nsppri.delim), args);
416     break;
417     case FILTER_ACTION_RCOPY:
418     info("%d message%s copied to mailbox \"%s\" at account %s.\n",
419     cnt, plural(cnt), destmbox, raccount->key);
420     action_rcopy(mesgs, raccount, destmbox, args);
421     break;
422     case FILTER_ACTION_RMOVE:
423     info("%d message%s moved to mailbox \"%s\" at account %s.\n",
424     cnt, plural(cnt), destmbox, raccount->key);
425     action_rmove(mesgs, raccount, destmbox, args);
426     break;
427     case FILTER_ACTION_FLAG_REPLACE:
428     case FILTER_ACTION_FLAG_ADD:
429     case FILTER_ACTION_FLAG_REMOVE:
430     info("%d message%s flagged.\n", cnt, plural(cnt));
431     action_flag(mesgs, type, msgflags, args);
432     break;
433     case FILTER_ACTION_LIST:
434     info("%d message%s listed.\n", cnt, plural(cnt));
435     action_list(mesgs, args);
436     break;
437     }
438 lefcha 1.5
439 lefcha 1.43 if (*args == '\0')
440 lefcha 1.42 log_info(LOG_WRITE, NULL);
441 lefcha 1.5
442 lefcha 1.42 return 0;
443 lefcha 1.1 }
444    
445    
446     /*
447     * Delete messages and optionally list some of their headers.
448     */
449 lefcha 1.42 int
450     action_delete(char *mesgs, char *args)
451 lefcha 1.1 {
452 lefcha 1.42 char *tok, *m, *mcp;
453 lefcha 1.23
454 lefcha 1.42 action_list(mesgs, args);
455 lefcha 1.25
456 lefcha 1.42 m = mcp = convert_messages(mesgs);
457 lefcha 1.25
458 lefcha 1.42 tok = strtok_r(m, " ", &m);
459     while (tok) {
460     server_response(&sockpri, imap_store(&sockpri, tok,
461     STORE_FLAG_ADD, "\\Deleted"));
462 lefcha 1.5
463 lefcha 1.42 tok = strtok_r(NULL, " ", &m);
464     }
465 lefcha 1.34
466 lefcha 1.42 if (options & OPTION_EXPUNGE)
467     server_response(&sockpri, imap_expunge(&sockpri));
468 lefcha 1.25
469 lefcha 1.42 xfree(mcp);
470 lefcha 1.10
471 lefcha 1.42 return 0;
472 lefcha 1.1 }
473    
474    
475     /*
476     * Copy messages to specified mailbox.
477     */
478 lefcha 1.42 int
479     action_copy(char *mesgs, char *destmbox, char *args)
480 lefcha 1.1 {
481 lefcha 1.42 int r;
482     char *tok, *mcp, *m;
483 lefcha 1.44 char dm[MBOX_NAME_LEN];
484 lefcha 1.42
485     r = 0;
486     tok = NULL;
487 lefcha 1.25
488 lefcha 1.42 action_list(mesgs, args);
489 lefcha 1.25
490 lefcha 1.44 if (strchr(destmbox, '@'))
491     m = mcp = xstrdup(mesgs);
492     else
493     m = mcp = convert_messages(mesgs);
494 lefcha 1.23
495 lefcha 1.42 tok = strtok_r(m, " ", &m);
496     while (tok != NULL) {
497 lefcha 1.44 xstrncpy(dm, destmbox, MBOX_NAME_LEN - 1);
498     current_date(dm);
499     message_date(tok, dm);
500    
501 lefcha 1.42 if ((r = copy_response(&sockpri, imap_copy(&sockpri, tok,
502 lefcha 1.44 dm))) == RESPONSE_TRYCREATE)
503 lefcha 1.42 if (!server_response(&sockpri, imap_create(&sockpri,
504 lefcha 1.44 dm))) {
505 lefcha 1.42 if ((options & OPTION_SUBSCRIBE))
506     server_response(&sockpri,
507 lefcha 1.44 imap_subscribe(&sockpri, dm));
508 lefcha 1.42 r = copy_response(&sockpri,
509 lefcha 1.44 imap_copy(&sockpri, tok, dm));
510 lefcha 1.42 }
511     tok = strtok_r(NULL, " ", &m);
512     }
513 lefcha 1.23
514 lefcha 1.42 xfree(mcp);
515 lefcha 1.8
516 lefcha 1.42 return r;
517 lefcha 1.1 }
518    
519    
520     /*
521     * Move messages to specified mailbox.
522     */
523 lefcha 1.42 int
524     action_move(char *mesgs, char *destmbox, char *args)
525 lefcha 1.1 {
526 lefcha 1.42 if (!action_copy(mesgs, destmbox, args))
527     action_delete(mesgs, "\0");
528 lefcha 1.16
529 lefcha 1.42 return 0;
530 lefcha 1.1 }
531    
532    
533     /*
534 lefcha 1.21 * Copy messages to the specified mailbox of another mail server.
535     */
536 lefcha 1.42 int
537     action_rcopy(char *mesgs, account_t * destacc, char *destmbox, char *args)
538 lefcha 1.21 {
539 lefcha 1.42 int r, ta, tf;
540     char *tok, *m, *mcp, *ndm;
541     unsigned int n;
542     char buf[RESPONSE_BUF * 2];
543    
544     if (init_connection(&sockaux, destacc->server, destacc->port,
545     destacc->ssl))
546     return ERROR_NETWORK;
547 lefcha 1.25
548 lefcha 1.42 r = greeting_response(&sockaux);
549 lefcha 1.25
550 lefcha 1.42 if (r == RESPONSE_BYE || check_capabilities(&sockaux))
551     return ERROR_NETWORK;
552 lefcha 1.25
553 lefcha 1.21 #ifdef DEBUG
554 lefcha 1.42 test(&sockaux);
555 lefcha 1.21 #endif
556 lefcha 1.25
557 lefcha 1.42 if (r != RESPONSE_PREAUTH) {
558     if (destacc->passwdattr == PASSWORD_NONE) {
559     printf("Enter password for %s@%s: ", destacc->username,
560     destacc->server);
561     get_password(destacc->password, PASSWORD_LEN);
562     destacc->passwdattr = PASSWORD_PLAIN;
563     }
564     if (login(&sockaux, destacc->username,
565     destacc->password) == RESPONSE_NO) {
566     error("username %s or password rejected at %s\n",
567     destacc->username, destacc->server);
568     return ERROR_NETWORK;
569     }
570     }
571     check_namespace(&sockaux, &nspaux);
572    
573     /* apply_namespace() returns a pointer to a static buffer. */
574     ndm = apply_namespace(destmbox, nspaux.prefix, nspaux.delim);
575    
576     r = check_mailbox(&sockaux, destmbox, &nspaux);
577    
578     if (r == RESPONSE_OK)
579     close_mailbox(&sockaux);
580     else if (r == RESPONSE_NO) {
581     server_response(&sockaux, imap_create(&sockaux, ndm));
582     if ((options & OPTION_SUBSCRIBE))
583     server_response(&sockaux, imap_subscribe(&sockaux,
584     ndm));
585     }
586     m = mcp = xstrdup(mesgs);
587 lefcha 1.25
588 lefcha 1.42 tok = strtok_r(m, " ", &m);
589     while (tok != NULL) {
590     fetchsize_response(&sockpri, &n,
591     imap_fetch(&sockpri, tok, "RFC822.SIZE"));
592 lefcha 1.21
593 lefcha 1.42 ta = imap_append(&sockaux, ndm, n);
594    
595     fetch_response(&sockpri, 0, 1, NULL);
596     tf = imap_fetch(&sockpri, tok, "RFC822.HEADER");
597     do {
598     r = fetch_response(&sockpri, tf, 0, buf);
599     socket_write(&sockaux, buf);
600     } while (r == RESPONSE_NONE);
601 lefcha 1.25
602 lefcha 1.42 socket_write(&sockaux, "\r\n");
603 lefcha 1.21
604 lefcha 1.42 fetch_response(&sockpri, 0, 1, NULL);
605     tf = imap_fetch(&sockpri, tok, "BODY[TEXT]");
606     do {
607     r = fetch_response(&sockpri, tf, 0, buf);
608     if (r != RESPONSE_NULLBODY)
609     socket_write(&sockaux, buf);
610     } while (r == RESPONSE_NONE);
611 lefcha 1.25
612 lefcha 1.42 if (r != RESPONSE_NULLBODY)
613     socket_write(&sockaux, "\r\n\r\n");
614     else
615     socket_write(&sockaux, "\r\n");
616 lefcha 1.25
617 lefcha 1.42 append_response(&sockaux, ta);
618 lefcha 1.34
619 lefcha 1.42 tok = strtok_r(NULL, " ", &m);
620     }
621 lefcha 1.21
622 lefcha 1.42 logout(&sockaux);
623 lefcha 1.25
624 lefcha 1.42 action_list(mesgs, args);
625 lefcha 1.25
626 lefcha 1.42 xfree(mcp);
627 lefcha 1.21
628 lefcha 1.42 return 0;
629 lefcha 1.21 }
630    
631    
632     /*
633     * Move messages to the specified mailbox of another mail server.
634     */
635 lefcha 1.42 int
636     action_rmove(char *mesgs, account_t * destacc, char *destmbox, char *args)
637 lefcha 1.21 {
638 lefcha 1.42 if (!action_rcopy(mesgs, destacc, destmbox, args))
639     action_delete(mesgs, "\0");
640 lefcha 1.25
641 lefcha 1.42 return 0;
642 lefcha 1.21 }
643    
644 lefcha 1.26
645     /*
646 lefcha 1.27 * Flag messages by replacing, adding or removing specified flags.
647 lefcha 1.26 */
648 lefcha 1.42 int
649     action_flag(char *mesgs, unsigned int *type, unsigned int *msgflags,
650     char *args)
651     {
652     unsigned int t;
653     char s[STORE_FLAGS_BUF];
654     char *tok, *m, *mcp;
655    
656     *s = 0;
657    
658     switch (*type) {
659     case FILTER_ACTION_FLAG_ADD:
660     t = STORE_FLAG_ADD;
661     break;
662     case FILTER_ACTION_FLAG_REMOVE:
663     t = STORE_FLAG_REMOVE;
664     break;
665     default:
666     t = STORE_FLAG_REPLACE;
667     }
668    
669     if ((*msgflags != MESSAGE_FLAG_NONE)) {
670     if ((*msgflags & MESSAGE_FLAG_SEEN))
671     strncat(s, "\\Seen ", STORE_FLAGS_BUF - strlen(s) - 1);
672     if ((*msgflags & MESSAGE_FLAG_ANSWERED))
673     strncat(s, "\\Answered ",
674     STORE_FLAGS_BUF - strlen(s) - 1);
675     if ((*msgflags & MESSAGE_FLAG_FLAGGED))
676     strncat(s, "\\Flagged ",
677     STORE_FLAGS_BUF - strlen(s) - 1);
678     if ((*msgflags & MESSAGE_FLAG_DELETED))
679     strncat(s, "\\Deleted ",
680     STORE_FLAGS_BUF - strlen(s) - 1);
681     if ((*msgflags & MESSAGE_FLAG_DRAFT))
682     strncat(s, "\\Draft", STORE_FLAGS_BUF - strlen(s) - 1);
683     if ((s[strlen(s) - 1] == ' '))
684     s[strlen(s) - 1] = 0;
685     }
686     action_list(mesgs, args);
687    
688     m = mcp = convert_messages(mesgs);
689    
690     tok = strtok_r(m, " ", &m);
691     while (tok != NULL) {
692     server_response(&sockpri, imap_store(&sockpri, tok, t, s));
693    
694     tok = strtok_r(NULL, " ", &m);
695     }
696 lefcha 1.34
697 lefcha 1.42 if (options & OPTION_EXPUNGE)
698     server_response(&sockpri, imap_expunge(&sockpri));
699 lefcha 1.26
700 lefcha 1.42 xfree(mcp);
701 lefcha 1.26
702 lefcha 1.42 return 0;
703 lefcha 1.26 }
704 lefcha 1.21
705     /*
706 lefcha 1.1 * List user selected headers of messages.
707     */
708 lefcha 1.42 int
709     action_list(char *mesgs, char *args)
710 lefcha 1.1 {
711 lefcha 1.42 int r, t;
712     char *tok, *mcp, *m;
713     char s[ARGS_LEN + 27];
714     char hdrs[RESPONSE_BUF];
715    
716     if (*args == '\0')
717     return 0;
718    
719     m = mcp = xstrdup(mesgs);
720    
721     snprintf(s, ARGS_LEN + 27 - 1, "BODY.PEEK[HEADER.FIELDS (%s)]", args);
722    
723     tok = strtok_r(m, " ", &m);
724     while (tok != NULL) {
725     /* Reset internal fetch counter. */
726     fetch_response(&sockpri, 0, 1, NULL);
727     t = imap_fetch(&sockpri, tok, s);
728     do {
729     r = fetch_response(&sockpri, t, 0, hdrs);
730     } while (r == RESPONSE_NONE);
731    
732     if (*hdrs != '\0') {
733     if (options & OPTION_HEADERS)
734     info("%s\n", hdrs);
735     log_info(LOG_WRITE, hdrs);
736     } else {
737     log_info(LOG_WRITE, NULL);
738     }
739 lefcha 1.1
740 lefcha 1.42 tok = strtok_r(NULL, " ", &m);
741 lefcha 1.33 }
742 lefcha 1.34
743 lefcha 1.42 xfree(mcp);
744 lefcha 1.1
745 lefcha 1.42 return 0;
746 lefcha 1.1 }
747    
748    
749     /*
750 lefcha 1.21 * Count how many messages matched the filter.
751     */
752 lefcha 1.42 unsigned int
753     count_messages(char *mesgs)
754 lefcha 1.21 {
755 lefcha 1.42 unsigned int cnt;
756     char *c;
757 lefcha 1.25
758 lefcha 1.42 cnt = 0;
759     c = mesgs;
760 lefcha 1.21
761 lefcha 1.42 while ((c = strchr(c, ' '))) {
762     cnt++;
763     c++;
764     }
765    
766     return ++cnt;
767 lefcha 1.21 }
768    
769    
770     /*
771 lefcha 1.11 * Convert messages with contiguous sequence number to the corresponding
772 lefcha 1.27 * number range, eg. 1 2 3 5 7 8 --> 1:3 5 7:8 and return a newly allocated
773     * buffer with the results.
774 lefcha 1.1 */
775 lefcha 1.42 char *
776     convert_messages(char *mesgs)
777 lefcha 1.1 {
778 lefcha 1.42 int maxlen;
779     unsigned int start, end, tmp;
780     char *c, *cp, *tail;
781    
782     start = end = tmp = 0;
783     maxlen = strlen(mesgs) + 1;
784     tail = NULL;
785    
786     c = cp = xstrdup(mesgs);
787    
788     start = (unsigned int)strtoul(mesgs, &tail, 10);
789     end = start;
790    
791     do {
792     if (tail != NULL) {
793     tmp = (unsigned int)strtoul(tail, &tail, 10);
794 lefcha 1.43 if (tmp == 0)
795 lefcha 1.42 tail = NULL;
796     }
797     if (tmp == end + 1)
798     end++;
799     else {
800     if (start == end) {
801     xstrncpy(c, ultostr(start, 10), maxlen);
802     c += strlen(c);
803     } else {
804     xstrncpy(c, ultostr(start, 10), maxlen - 1);
805     c += strlen(c);
806     *c = ':';
807     *++c = 0;
808     xstrncpy(c, ultostr(end, 10), maxlen);
809     c += strlen(c);
810     }
811    
812     if (tail != NULL && c - cp < maxlen) {
813     *c = ' ';
814     *++c = 0;
815     }
816     start = end = tmp;
817     }
818 lefcha 1.43 } while (tmp != 0);
819 lefcha 1.1
820 lefcha 1.42 return cp;
821 lefcha 1.44 }
822    
823    
824     /*
825     * Substitute all occurences of the '@' character with the '%' character,
826     * and any double '@' characters with a signle '@' character, returning the
827     * number of replacements.
828     */
829     int
830     substitute_date(char *str)
831     {
832     int n;
833     char *r, *w, *s;
834    
835     n = 0;
836    
837     s = xstrdup(str);
838    
839     for (r = s, w = str; *r != '\0'; r++, w++) {
840     if (*r == '%') {
841     *w++ = '%';
842     *w = '%';
843     } else if (*r == '@') {
844     if (*(r + 1) == '@') {
845     *w = *r++;
846     } else {
847     *w = '%';
848     n++;
849     }
850     } else {
851     *w = *r;
852     }
853     }
854     *w = '\0';
855    
856     free(s);
857    
858     return n;
859     }
860    
861    
862     /*
863     * Format the destination mailbox according to the current date conversion
864     * specifiers.
865     */
866     void
867     current_date(char *destmbox)
868     {
869     char s[MBOX_NAME_LEN];
870     time_t te;
871     struct tm *tl;
872    
873     if (!strchr(destmbox, '%'))
874     return;
875    
876     te = time(NULL);
877     tl = localtime(&te);
878    
879     if (strftime(s, MBOX_NAME_LEN - 1, destmbox, tl))
880     xstrncpy(destmbox, s, MBOX_NAME_LEN - 1);
881     }
882    
883    
884     /*
885     * Format the destination mailbox according to the message date conversion
886     * specifiers.
887     */
888     void
889     message_date(char *mesg, char *destmbox)
890     {
891     unsigned int t;
892     char s[MBOX_NAME_LEN];
893     struct tm tl;
894     char dbuf[RESPONSE_BUF];
895    
896     if (!strchr(destmbox, '@'))
897     return;
898    
899     substitute_date(destmbox);
900    
901     fetch_response(&sockpri, 0, 1, NULL);
902     t = imap_fetch(&sockpri, mesg, "BODY.PEEK[HEADER.FIELDS (DATE)]");
903    
904     while (fetch_response(&sockpri, t, 0, dbuf) == RESPONSE_NONE);
905    
906     if (strptime(dbuf, "Date: %a, %d %b %Y %H:%M:%S %z", &tl) &&
907     strftime(s, MBOX_NAME_LEN - 1, destmbox, &tl))
908     xstrncpy(destmbox, s, MBOX_NAME_LEN - 1);
909 lefcha 1.1 }

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