2 * $Id: serv_sieve.c 3850 2005-09-13 14:00:24Z ajc $
4 * This module glues libSieve to the Citadel server in order to implement
5 * the Sieve mailbox filtering language (RFC 3028).
7 * This code is released under the terms of the GNU General Public License.
18 #include <sys/types.h>
20 #if TIME_WITH_SYS_TIME
21 # include <sys/time.h>
25 # include <sys/time.h>
36 #include "sysdep_decls.h"
37 #include "citserver.h"
40 #include "serv_extensions.h"
45 #include "internet_addressing.h"
50 #include "serv_sieve.h"
52 struct RoomProcList *sieve_list = NULL;
53 char *msiv_extensions = NULL;
57 * Callback function to send libSieve trace messages to Citadel log facility
58 * Set ctdl_libsieve_debug=1 to see extremely verbose libSieve trace
60 int ctdl_debug(sieve2_context_t *s, void *my)
62 static int ctdl_libsieve_debug = 0;
64 if (ctdl_libsieve_debug) {
65 lprintf(CTDL_DEBUG, "Sieve: level [%d] module [%s] file [%s] function [%s]\n",
66 sieve2_getvalue_int(s, "level"),
67 sieve2_getvalue_string(s, "module"),
68 sieve2_getvalue_string(s, "file"),
69 sieve2_getvalue_string(s, "function"));
70 lprintf(CTDL_DEBUG, " message [%s]\n",
71 sieve2_getvalue_string(s, "message"));
78 * Callback function to log script parsing errors
80 int ctdl_errparse(sieve2_context_t *s, void *my)
82 lprintf(CTDL_WARNING, "Error in script, line %d: %s\n",
83 sieve2_getvalue_int(s, "lineno"),
84 sieve2_getvalue_string(s, "message")
91 * Callback function to log script execution errors
93 int ctdl_errexec(sieve2_context_t *s, void *my)
95 lprintf(CTDL_WARNING, "Error executing script: %s\n",
96 sieve2_getvalue_string(s, "message")
103 * Callback function to redirect a message to a different folder
105 int ctdl_redirect(sieve2_context_t *s, void *my)
107 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
108 struct CtdlMessage *msg = NULL;
109 struct recptypes *valid = NULL;
112 safestrncpy(recp, sieve2_getvalue_string(s, "address"), sizeof recp);
114 lprintf(CTDL_DEBUG, "Action is REDIRECT, recipient <%s>\n", recp);
116 valid = validate_recipients(recp);
118 lprintf(CTDL_WARNING, "REDIRECT failed: bad recipient <%s>\n", recp);
119 return SIEVE2_ERROR_BADARGS;
121 if (valid->num_error > 0) {
122 lprintf(CTDL_WARNING, "REDIRECT failed: bad recipient <%s>\n", recp);
124 return SIEVE2_ERROR_BADARGS;
127 msg = CtdlFetchMessage(cs->msgnum, 1);
129 lprintf(CTDL_WARNING, "REDIRECT failed: unable to fetch msg %ld\n", cs->msgnum);
131 return SIEVE2_ERROR_BADARGS;
134 CtdlSubmitMsg(msg, valid, NULL);
137 CtdlFreeMessage(msg);
143 * Callback function to indicate that a message *will* be kept in the inbox
145 int ctdl_keep(sieve2_context_t *s, void *my)
147 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
149 lprintf(CTDL_DEBUG, "Action is KEEP\n");
158 * Callback function to file a message into a different mailbox
160 int ctdl_fileinto(sieve2_context_t *s, void *my)
162 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
163 const char *dest_folder = sieve2_getvalue_string(s, "mailbox");
165 char foldername[256];
166 char original_room_name[ROOMNAMELEN];
168 lprintf(CTDL_DEBUG, "Action is FILEINTO, destination is <%s>\n", dest_folder);
170 /* FILEINTO 'INBOX' is the same thing as KEEP */
171 if ( (!strcasecmp(dest_folder, "INBOX")) || (!strcasecmp(dest_folder, MAILROOM)) ) {
177 /* Remember what room we came from */
178 safestrncpy(original_room_name, CC->room.QRname, sizeof original_room_name);
180 /* First try a mailbox name match (check personal mail folders first) */
181 snprintf(foldername, sizeof foldername, "%010ld.%s", cs->usernum, dest_folder);
182 c = getroom(&CC->room, foldername);
184 /* Then a regular room name match (public and private rooms) */
186 safestrncpy(foldername, dest_folder, sizeof foldername);
187 c = getroom(&CC->room, foldername);
191 lprintf(CTDL_WARNING, "FILEINTO failed: target <%s> does not exist\n", dest_folder);
192 return SIEVE2_ERROR_BADARGS;
195 /* Yes, we actually have to go there */
196 usergoto(NULL, 0, 0, NULL, NULL);
198 c = CtdlSaveMsgPointersInRoom(NULL, &cs->msgnum, 1, 0, NULL);
200 /* Go back to the room we came from */
201 if (strcasecmp(original_room_name, CC->room.QRname)) {
202 usergoto(original_room_name, 0, 0, NULL, NULL);
210 return SIEVE2_ERROR_BADARGS;
216 * Callback function to indicate that a message should be discarded.
218 int ctdl_discard(sieve2_context_t *s, void *my)
220 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
222 lprintf(CTDL_DEBUG, "Action is DISCARD\n");
224 /* Yes, this is really all there is to it. Since we are not setting "keep" to 1,
225 * the message will be discarded because "some other action" was successfully taken.
234 * Callback function to indicate that a message should be rejected
236 int ctdl_reject(sieve2_context_t *s, void *my)
238 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
239 char *reject_text = NULL;
241 lprintf(CTDL_DEBUG, "Action is REJECT\n");
243 /* If we don't know who sent the message, do a DISCARD instead. */
244 if (strlen(cs->sender) == 0) {
245 lprintf(CTDL_INFO, "Unknown sender. Doing DISCARD instead of REJECT.\n");
246 return ctdl_discard(s, my);
249 /* Assemble the reject message. */
250 reject_text = malloc(strlen(sieve2_getvalue_string(s, "message")) + 1024);
251 if (reject_text == NULL) {
252 return SIEVE2_ERROR_FAIL;
256 "Content-type: text/plain\n"
258 "The message was refused by the recipient's mail filtering program.\n"
259 "The reason given was as follows:\n"
264 sieve2_getvalue_string(s, "message")
267 quickie_message( /* This delivers the message */
273 "Delivery status notification"
283 * Callback function to indicate that the user should be notified
284 * FIXME implement this
286 int ctdl_notify(sieve2_context_t *s, void *my)
288 lprintf(CTDL_DEBUG, "Action is NOTIFY\n");
289 return SIEVE2_ERROR_UNSUPPORTED;
294 * Callback function to indicate that a vacation message should be generated
295 * FIXME implement this
297 int ctdl_vacation(sieve2_context_t *s, void *my)
299 lprintf(CTDL_DEBUG, "Action is VACATION\n");
300 return SIEVE2_ERROR_UNSUPPORTED;
305 * Callback function to parse addresses per local system convention
307 int ctdl_getsubaddress(sieve2_context_t *s, void *my)
309 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
312 * Citadel doesn't support subaddresses, so just give up.
314 return SIEVE2_ERROR_UNSUPPORTED;
316 /* libSieve does not take ownership of the memory used here. But, since we
317 * are just pointing to locations inside a struct which we are going to free
320 sieve2_setvalue_string(s, "user", cs->recp_user);
321 sieve2_setvalue_string(s, "detail", ""); /* we don't support user+detail@domain yet */
322 sieve2_setvalue_string(s, "localpart", cs->recp_user);
323 sieve2_setvalue_string(s, "domain", cs->recp_node);
329 * Callback function to parse message envelope
330 * FIXME implement this
332 int ctdl_getenvelope(sieve2_context_t *s, void *my)
334 return SIEVE2_ERROR_UNSUPPORTED;
339 * Callback function to fetch message body
340 * FIXME implement this
342 int ctdl_getbody(sieve2_context_t *s, void *my)
344 return SIEVE2_ERROR_UNSUPPORTED;
349 * Callback function to fetch message size
351 int ctdl_getsize(sieve2_context_t *s, void *my)
353 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
356 GetMetaData(&smi, cs->msgnum);
358 if (smi.meta_rfc822_length > 0L) {
359 sieve2_setvalue_int(s, "size", (int)smi.meta_rfc822_length);
363 return SIEVE2_ERROR_UNSUPPORTED;
368 * Callback function to retrieve the sieve script
370 int ctdl_getscript(sieve2_context_t *s, void *my) {
371 struct sdm_script *sptr;
372 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
374 for (sptr=cs->u->first_script; sptr!=NULL; sptr=sptr->next) {
375 if (sptr->script_active > 0) {
376 lprintf(CTDL_DEBUG, "ctdl_getscript() is using script '%s'\n", sptr->script_name);
377 sieve2_setvalue_string(s, "script", sptr->script_content);
382 lprintf(CTDL_DEBUG, "ctdl_getscript() found no active script\n");
383 return SIEVE2_ERROR_GETSCRIPT;
387 * Callback function to retrieve message headers
389 int ctdl_getheaders(sieve2_context_t *s, void *my) {
391 struct ctdl_sieve *cs = (struct ctdl_sieve *)my;
393 lprintf(CTDL_DEBUG, "ctdl_getheaders() was called\n");
395 sieve2_setvalue_string(s, "allheaders", cs->rfc822headers);
402 * Add a room to the list of those rooms which potentially require sieve processing
404 void sieve_queue_room(struct ctdlroom *which_room) {
405 struct RoomProcList *ptr;
407 ptr = (struct RoomProcList *) malloc(sizeof (struct RoomProcList));
408 if (ptr == NULL) return;
410 safestrncpy(ptr->name, which_room->QRname, sizeof ptr->name);
411 begin_critical_section(S_SIEVELIST);
412 ptr->next = sieve_list;
414 end_critical_section(S_SIEVELIST);
420 * Perform sieve processing for one message (called by sieve_do_room() for each message)
422 void sieve_do_msg(long msgnum, void *userdata) {
423 struct sdm_userdata *u = (struct sdm_userdata *) userdata;
424 sieve2_context_t *sieve2_context = u->sieve2_context;
425 struct ctdl_sieve my;
427 struct CtdlMessage *msg;
429 lprintf(CTDL_DEBUG, "Performing sieve processing on msg <%ld>\n", msgnum);
431 msg = CtdlFetchMessage(msgnum, 0);
432 if (msg == NULL) return;
434 CC->redirect_buffer = malloc(SIZ);
435 CC->redirect_len = 0;
436 CC->redirect_alloc = SIZ;
437 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ONLY, 0, 1);
438 my.rfc822headers = CC->redirect_buffer;
439 CC->redirect_buffer = NULL;
440 CC->redirect_len = 0;
441 CC->redirect_alloc = 0;
443 my.keep = 0; /* Don't keep a copy in the inbox unless a callback tells us to do so */
444 my.actiontaken = 0; /* Keep track of whether any actions were successfully taken */
445 my.usernum = atol(CC->room.QRname); /* Keep track of the owner of the room's namespace */
446 my.msgnum = msgnum; /* Keep track of the message number in our local store */
447 my.u = u; /* Hand off a pointer to the rest of this info */
449 /* Keep track of the recipient so we can do handling based on it later */
450 process_rfc822_addr(msg->cm_fields['R'], my.recp_user, my.recp_node, my.recp_name);
452 /* Keep track of the sender so we can use it for REJECT and VACATION responses */
453 if (msg->cm_fields['F'] != NULL) {
454 safestrncpy(my.sender, msg->cm_fields['F'], sizeof my.sender);
456 else if ( (msg->cm_fields['A'] != NULL) && (msg->cm_fields['N'] != NULL) ) {
457 snprintf(my.sender, sizeof my.sender, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
459 else if (msg->cm_fields['A'] != NULL) {
460 safestrncpy(my.sender, msg->cm_fields['A'], sizeof my.sender);
463 strcpy(my.sender, "");
468 sieve2_setvalue_string(sieve2_context, "allheaders", my.rfc822headers);
470 lprintf(CTDL_DEBUG, "Calling sieve2_execute()\n");
471 res = sieve2_execute(sieve2_context, &my);
472 if (res != SIEVE2_OK) {
473 lprintf(CTDL_CRIT, "sieve2_execute() returned %d: %s\n", res, sieve2_errstr(res));
476 free(my.rfc822headers);
477 my.rfc822headers = NULL;
480 * Delete the message from the inbox unless either we were told not to, or
481 * if no other action was successfully taken.
483 if ( (!my.keep) && (my.actiontaken) ) {
484 lprintf(CTDL_DEBUG, "keep is 0 -- deleting message from inbox\n");
485 CtdlDeleteMessages(CC->room.QRname, &msgnum, 1, "", 0);
488 lprintf(CTDL_DEBUG, "Completed sieve processing on msg <%ld>\n", msgnum);
489 u->lastproc = msgnum;
497 * Given the on-disk representation of our Sieve config, load
498 * it into an in-memory data structure.
500 void parse_sieve_config(char *conf, struct sdm_userdata *u) {
504 struct sdm_script *sptr;
507 while (c = ptr, ptr = bmstrcasestr(ptr, CTDLSIEVECONFIGSEPARATOR), ptr != NULL) {
509 ptr += strlen(CTDLSIEVECONFIGSEPARATOR);
511 extract_token(keyword, c, 0, '|', sizeof keyword);
513 if (!strcasecmp(keyword, "lastproc")) {
514 u->lastproc = extract_long(c, 1);
517 else if (!strcasecmp(keyword, "script")) {
518 sptr = malloc(sizeof(struct sdm_script));
519 extract_token(sptr->script_name, c, 1, '|', sizeof sptr->script_name);
520 sptr->script_active = extract_int(c, 2);
521 remove_token(c, 0, '|');
522 remove_token(c, 0, '|');
523 remove_token(c, 0, '|');
524 sptr->script_content = strdup(c);
525 sptr->next = u->first_script;
526 u->first_script = sptr;
529 /* ignore unknown keywords */
534 * We found the Sieve configuration for this user.
535 * Now do something with it.
537 void get_sieve_config_backend(long msgnum, void *userdata) {
538 struct sdm_userdata *u = (struct sdm_userdata *) userdata;
539 struct CtdlMessage *msg;
542 u->config_msgnum = msgnum;
543 msg = CtdlFetchMessage(msgnum, 1);
545 u->config_msgnum = (-1) ;
549 conf = msg->cm_fields['M'];
550 msg->cm_fields['M'] = NULL;
551 CtdlFreeMessage(msg);
554 parse_sieve_config(conf, u);
562 * Write our citadel sieve config back to disk
564 void rewrite_ctdl_sieve_config(struct sdm_userdata *u) {
566 struct sdm_script *sptr;
571 "Content-type: application/x-citadel-sieve-config\n"
573 CTDLSIEVECONFIGSEPARATOR
575 CTDLSIEVECONFIGSEPARATOR
580 while (u->first_script != NULL) {
581 text = realloc(text, strlen(text) + strlen(u->first_script->script_content) + 256);
582 sprintf(&text[strlen(text)], "script|%s|%d|%s" CTDLSIEVECONFIGSEPARATOR,
583 u->first_script->script_name,
584 u->first_script->script_active,
585 u->first_script->script_content
587 sptr = u->first_script;
588 u->first_script = u->first_script->next;
589 free(sptr->script_content);
593 /* Save the config */
594 quickie_message("Citadel", NULL, u->config_roomname,
597 "Sieve configuration"
600 /* And delete the old one */
601 if (u->config_msgnum > 0) {
602 CtdlDeleteMessages(u->config_roomname, &u->config_msgnum, 1, "", 0);
609 * This is our callback registration table for libSieve.
611 sieve2_callback_t ctdl_sieve_callbacks[] = {
612 { SIEVE2_ACTION_REJECT, ctdl_reject },
613 { SIEVE2_ACTION_NOTIFY, ctdl_notify },
614 { SIEVE2_ACTION_VACATION, ctdl_vacation },
615 { SIEVE2_ERRCALL_PARSE, ctdl_errparse },
616 { SIEVE2_ERRCALL_RUNTIME, ctdl_errexec },
617 { SIEVE2_ACTION_FILEINTO, ctdl_fileinto },
618 { SIEVE2_ACTION_REDIRECT, ctdl_redirect },
619 { SIEVE2_ACTION_DISCARD, ctdl_discard },
620 { SIEVE2_ACTION_KEEP, ctdl_keep },
621 { SIEVE2_SCRIPT_GETSCRIPT, ctdl_getscript },
622 { SIEVE2_DEBUG_TRACE, ctdl_debug },
623 { SIEVE2_MESSAGE_GETALLHEADERS, ctdl_getheaders },
624 { SIEVE2_MESSAGE_GETSUBADDRESS, ctdl_getsubaddress },
625 { SIEVE2_MESSAGE_GETENVELOPE, ctdl_getenvelope },
626 { SIEVE2_MESSAGE_GETBODY, ctdl_getbody },
627 { SIEVE2_MESSAGE_GETSIZE, ctdl_getsize },
633 * Perform sieve processing for a single room
635 void sieve_do_room(char *roomname) {
637 struct sdm_userdata u;
638 sieve2_context_t *sieve2_context = NULL; /* Context for sieve parser */
639 int res; /* Return code from libsieve calls */
640 long orig_lastproc = 0;
642 memset(&u, 0, sizeof u);
644 /* See if the user who owns this 'mailbox' has any Sieve scripts that
647 snprintf(u.config_roomname, sizeof u.config_roomname, "%010ld.%s", atol(roomname), SIEVERULES);
648 if (getroom(&CC->room, u.config_roomname) != 0) {
649 lprintf(CTDL_DEBUG, "<%s> does not exist. No processing is required.\n", u.config_roomname);
654 * Find the sieve scripts and control record and do something
656 u.config_msgnum = (-1);
657 CtdlForEachMessage(MSGS_LAST, 1, NULL, SIEVECONFIG, NULL,
658 get_sieve_config_backend, (void *)&u );
660 if (u.config_msgnum < 0) {
661 lprintf(CTDL_DEBUG, "No Sieve rules exist. No processing is required.\n");
665 lprintf(CTDL_DEBUG, "Rules found. Performing Sieve processing for <%s>\n", roomname);
667 if (getroom(&CC->room, roomname) != 0) {
668 lprintf(CTDL_CRIT, "ERROR: cannot load <%s>\n", roomname);
672 /* Initialize the Sieve parser */
674 res = sieve2_alloc(&sieve2_context);
675 if (res != SIEVE2_OK) {
676 lprintf(CTDL_CRIT, "sieve2_alloc() returned %d: %s\n", res, sieve2_errstr(res));
680 res = sieve2_callbacks(sieve2_context, ctdl_sieve_callbacks);
681 if (res != SIEVE2_OK) {
682 lprintf(CTDL_CRIT, "sieve2_callbacks() returned %d: %s\n", res, sieve2_errstr(res));
686 /* Validate the script */
688 struct ctdl_sieve my; /* dummy ctdl_sieve struct just to pass "u" slong */
689 memset(&my, 0, sizeof my);
691 res = sieve2_validate(sieve2_context, &my);
692 if (res != SIEVE2_OK) {
693 lprintf(CTDL_CRIT, "sieve2_validate() returned %d: %s\n", res, sieve2_errstr(res));
697 /* Do something useful */
698 u.sieve2_context = sieve2_context;
699 orig_lastproc = u.lastproc;
700 CtdlForEachMessage(MSGS_GT, u.lastproc, NULL, NULL, NULL,
706 res = sieve2_free(&sieve2_context);
707 if (res != SIEVE2_OK) {
708 lprintf(CTDL_CRIT, "sieve2_free() returned %d: %s\n", res, sieve2_errstr(res));
711 /* Rewrite the config if we have to */
712 if (u.lastproc > orig_lastproc) {
713 rewrite_ctdl_sieve_config(&u);
719 * Perform sieve processing for all rooms which require it
721 void perform_sieve_processing(void) {
722 struct RoomProcList *ptr = NULL;
724 if (sieve_list != NULL) {
725 lprintf(CTDL_DEBUG, "Begin Sieve processing\n");
726 while (sieve_list != NULL) {
727 char spoolroomname[ROOMNAMELEN];
728 safestrncpy(spoolroomname, sieve_list->name, sizeof spoolroomname);
729 begin_critical_section(S_SIEVELIST);
731 /* pop this record off the list */
733 sieve_list = sieve_list->next;
736 /* invalidate any duplicate entries to prevent double processing */
737 for (ptr=sieve_list; ptr!=NULL; ptr=ptr->next) {
738 if (!strcasecmp(ptr->name, spoolroomname)) {
743 end_critical_section(S_SIEVELIST);
744 if (spoolroomname[0] != 0) {
745 sieve_do_room(spoolroomname);
752 void msiv_load(struct sdm_userdata *u) {
753 char hold_rm[ROOMNAMELEN];
755 strcpy(hold_rm, CC->room.QRname); /* save current room */
757 /* Take a spin through the user's personal address book */
758 if (getroom(&CC->room, SIEVERULES) == 0) {
760 u->config_msgnum = (-1);
761 strcpy(u->config_roomname, CC->room.QRname);
762 CtdlForEachMessage(MSGS_LAST, 1, NULL, SIEVECONFIG, NULL,
763 get_sieve_config_backend, (void *)u );
767 if (strcmp(CC->room.QRname, hold_rm)) {
768 getroom(&CC->room, hold_rm); /* return to saved room */
772 void msiv_store(struct sdm_userdata *u) {
773 rewrite_ctdl_sieve_config(u);
778 * Select the active script.
779 * (Set script_name to an empty string to disable all scripts)
781 * Returns 0 on success or nonzero for error.
783 int msiv_setactive(struct sdm_userdata *u, char *script_name) {
785 struct sdm_script *s;
787 /* First see if the supplied value is ok */
789 if (strlen(script_name) == 0) {
793 for (s=u->first_script; s!=NULL; s=s->next) {
794 if (!strcasecmp(s->script_name, script_name)) {
802 /* Now set the active script */
803 for (s=u->first_script; s!=NULL; s=s->next) {
804 if (!strcasecmp(s->script_name, script_name)) {
805 s->script_active = 1;
808 s->script_active = 0;
817 * Fetch a script by name.
819 * Returns NULL if the named script was not found, or a pointer to the script
820 * if it was found. NOTE: the caller does *not* own the memory returned by
821 * this function. Copy it if you need to keep it.
823 char *msiv_getscript(struct sdm_userdata *u, char *script_name) {
824 struct sdm_script *s;
826 for (s=u->first_script; s!=NULL; s=s->next) {
827 if (!strcasecmp(s->script_name, script_name)) {
828 if (s->script_content != NULL) {
829 return (s->script_content);
839 * Delete a script by name.
841 * Returns 0 if the script was deleted.
842 * 1 if the script was not found.
843 * 2 if the script cannot be deleted because it is active.
845 int msiv_deletescript(struct sdm_userdata *u, char *script_name) {
846 struct sdm_script *s = NULL;
847 struct sdm_script *script_to_delete = NULL;
849 for (s=u->first_script; s!=NULL; s=s->next) {
850 if (!strcasecmp(s->script_name, script_name)) {
851 script_to_delete = s;
852 if (s->script_active) {
858 if (script_to_delete == NULL) return(1);
860 if (u->first_script == script_to_delete) {
861 u->first_script = u->first_script->next;
863 else for (s=u->first_script; s!=NULL; s=s->next) {
864 if (s->next == script_to_delete) {
865 s->next = s->next->next;
869 free(script_to_delete->script_content);
870 free(script_to_delete);
876 * Add or replace a new script.
877 * NOTE: after this function returns, "u" owns the memory that "script_content"
880 void msiv_putscript(struct sdm_userdata *u, char *script_name, char *script_content) {
882 struct sdm_script *s, *sptr;
884 for (s=u->first_script; s!=NULL; s=s->next) {
885 if (!strcasecmp(s->script_name, script_name)) {
886 if (s->script_content != NULL) {
887 free(s->script_content);
889 s->script_content = script_content;
895 sptr = malloc(sizeof(struct sdm_script));
896 safestrncpy(sptr->script_name, script_name, sizeof sptr->script_name);
897 sptr->script_content = script_content;
898 sptr->script_active = 0;
899 sptr->next = u->first_script;
900 u->first_script = sptr;
907 * Citadel protocol to manage sieve scripts.
908 * This is basically a simplified (read: doesn't resemble IMAP) version
909 * of the 'managesieve' protocol.
911 void cmd_msiv(char *argbuf) {
913 struct sdm_userdata u;
914 char script_name[256];
915 char *script_content = NULL;
916 struct sdm_script *s;
919 memset(&u, 0, sizeof(struct sdm_userdata));
921 if (CtdlAccessCheck(ac_logged_in)) return;
922 extract_token(subcmd, argbuf, 0, '|', sizeof subcmd);
925 if (!strcasecmp(subcmd, "putscript")) {
926 extract_token(script_name, argbuf, 1, '|', sizeof script_name);
927 if (strlen(script_name) > 0) {
928 cprintf("%d Transmit script now\n", SEND_LISTING);
929 script_content = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0);
930 msiv_putscript(&u, script_name, script_content);
933 cprintf("%d Invalid script name.\n", ERROR + ILLEGAL_VALUE);
937 else if (!strcasecmp(subcmd, "listscripts")) {
938 cprintf("%d Scripts:\n", LISTING_FOLLOWS);
939 for (s=u.first_script; s!=NULL; s=s->next) {
940 if (s->script_content != NULL) {
941 cprintf("%s|%d|\n", s->script_name, s->script_active);
947 else if (!strcasecmp(subcmd, "setactive")) {
948 extract_token(script_name, argbuf, 1, '|', sizeof script_name);
949 if (msiv_setactive(&u, script_name) == 0) {
950 cprintf("%d ok\n", CIT_OK);
953 cprintf("%d Script '%s' does not exist.\n",
954 ERROR + ILLEGAL_VALUE,
960 else if (!strcasecmp(subcmd, "getscript")) {
961 extract_token(script_name, argbuf, 1, '|', sizeof script_name);
962 script_content = msiv_getscript(&u, script_name);
963 if (script_content != NULL) {
964 cprintf("%d Script:\n", SEND_LISTING);
965 cprintf("%s000\n", script_content);
968 cprintf("%d Invalid script name.\n", ERROR + ILLEGAL_VALUE);
972 else if (!strcasecmp(subcmd, "deletescript")) {
973 extract_token(script_name, argbuf, 1, '|', sizeof script_name);
974 i = msiv_deletescript(&u, script_name);
976 cprintf("%d ok\n", CIT_OK);
979 cprintf("%d Script '%s' does not exist.\n",
980 ERROR + ILLEGAL_VALUE,
985 cprintf("%d Script '%s' is active and cannot be deleted.\n",
986 ERROR + ILLEGAL_VALUE,
991 cprintf("%d unknown error\n", ERROR);
996 cprintf("%d Invalid subcommand\n", ERROR + CMD_NOT_SUPPORTED);
1004 void ctdl_sieve_init(void) {
1006 sieve2_context_t *sieve2_context = NULL;
1010 * We don't really care about dumping the entire credits to the log
1011 * every time the server is initialized. The documentation will suffice
1012 * for that purpose. We are making a call to sieve2_credits() in order
1013 * to demonstrate that we have successfully linked in to libsieve.
1015 cred = strdup(sieve2_credits());
1016 if (cred == NULL) return;
1018 if (strlen(cred) > 60) {
1019 strcpy(&cred[55], "...");
1022 lprintf(CTDL_INFO, "%s\n",cred);
1025 /* Briefly initialize a Sieve parser instance just so we can list the
1026 * extensions that are available.
1028 res = sieve2_alloc(&sieve2_context);
1029 if (res != SIEVE2_OK) {
1030 lprintf(CTDL_CRIT, "sieve2_alloc() returned %d: %s\n", res, sieve2_errstr(res));
1034 res = sieve2_callbacks(sieve2_context, ctdl_sieve_callbacks);
1035 if (res != SIEVE2_OK) {
1036 lprintf(CTDL_CRIT, "sieve2_callbacks() returned %d: %s\n", res, sieve2_errstr(res));
1040 msiv_extensions = strdup(sieve2_listextensions(sieve2_context));
1041 lprintf(CTDL_INFO, "Extensions: %s\n", msiv_extensions);
1043 BAIL: res = sieve2_free(&sieve2_context);
1044 if (res != SIEVE2_OK) {
1045 lprintf(CTDL_CRIT, "sieve2_free() returned %d: %s\n", res, sieve2_errstr(res));
1052 char *serv_sieve_init(void)
1055 CtdlRegisterProtoHook(cmd_msiv, "MSIV", "Manage Sieve scripts");
1056 return "$Id: serv_sieve.c 3850 2005-09-13 14:00:24Z ajc $";
1059 #else /* HAVE_LIBSIEVE */
1061 char *serv_sieve_init(void)
1063 lprintf(CTDL_INFO, "This server is missing libsieve. Mailbox filtering will be disabled.\n");
1064 return "$Id: serv_sieve.c 3850 2005-09-13 14:00:24Z ajc $";
1067 #endif /* HAVE_LIBSIEVE */