citadel
About: Citadel is an advanced messaging and collaboration system for groupware and BBS applications (preferred OS: Linux).
  Fossies Dox: citadel.tar.gz  ("unofficial" and yet experimental doxygen-generated source code documentation)  

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serv_messages.c
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1// Message-related protocol commands for Citadel clients
2//
3// Copyright (c) 1987-2022 by the citadel.org team
4//
5// This program is open source software; you can redistribute it and/or modify
6// it under the terms of the GNU General Public License version 3.
7//
8// This program is distributed in the hope that it will be useful,
9// but WITHOUT ANY WARRANTY; without even the implied warranty of
10// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11// GNU General Public License for more details.
12
13#include <stdio.h>
14#include <libcitadel.h>
15#include "../../citserver.h"
16#include "../../ctdl_module.h"
17#include "../../internet_addressing.h"
18#include "../../user_ops.h"
19#include "../../room_ops.h"
20#include "../../config.h"
21
22extern char *msgkeys[];
23
24
25// Back end for the MSGS command: output message number only.
26void simple_listing(long msgnum, void *userdata) {
27 cprintf("%ld\n", msgnum);
28}
29
30
31// Back end for the MSGS command: output header summary.
32void headers_listing(long msgnum, void *userdata) {
33 struct CtdlMessage *msg;
34 int output_mode = *(int *)userdata;
35
36 msg = CtdlFetchMessage(msgnum, 0);
37 if (msg == NULL) {
38 cprintf("%ld|0|||||||\n", msgnum);
39 return;
40 }
41
42 // change all vertical bars in the subject to hyphens so it doesn't screw up the protocol
43 if (!CM_IsEmpty(msg, eMsgSubject)) {
44 char *p;
45 for (p=msg->cm_fields[eMsgSubject]; *p; p++) {
46 if (*p == '|') {
47 *p = '-';
48 }
49 }
50 }
51
52 // output all fields except the references hash
53 cprintf("%ld|%s|%s|%s|%s|%s",
54 msgnum,
55 (!CM_IsEmpty(msg, eTimestamp) ? msg->cm_fields[eTimestamp] : "0"),
56 (!CM_IsEmpty(msg, eAuthor) ? msg->cm_fields[eAuthor] : ""),
57 CtdlGetConfigStr("c_nodename"), // no more nodenames anymore
58 (!CM_IsEmpty(msg, erFc822Addr) ? msg->cm_fields[erFc822Addr] : ""),
59 (!CM_IsEmpty(msg, eMsgSubject) ? msg->cm_fields[eMsgSubject] : "")
60 );
61
62 if (output_mode == MSG_HDRS_THREADS) { // field view with thread hashes
63
64 // output the references hash
65 cprintf ("|%d|",
66 (!CM_IsEmpty(msg, emessageId) ? HashLittle(msg->cm_fields[emessageId],strlen(msg->cm_fields[emessageId])) : 0)
67 );
68
69 // output the references hash (yes it's ok that we're trashing the source buffer by doing this)
70 if (!CM_IsEmpty(msg, eWeferences)) {
71 char *token;
72 char *rest = msg->cm_fields[eWeferences];
73 char *prev = rest;
74 while((token = strtok_r(rest, "|", &rest))) {
75 cprintf("%d%s", HashLittle(token,rest-prev-(*rest==0?0:1)), (*rest==0?"":","));
76 prev = rest;
77 }
78 }
79
80 cprintf("|\n");
81 }
82
83 else { // field view with no threads, subject extends out forever
84 cprintf("\n");
85 }
86
87 CM_Free(msg);
88}
89
90typedef struct _msg_filter {
91 HashList *Filter;
92 HashPos *p;
93 StrBuf *buffer;
95
96
97void headers_brief_filter(long msgnum, void *userdata) {
98 long i, l;
99 struct CtdlMessage *msg;
100 msg_filter *flt = (msg_filter*) userdata;
101
102 l = GetCount(flt->Filter);
103 msg = CtdlFetchMessage(msgnum, 0);
104 StrBufPrintf(flt->buffer, "%ld", msgnum);
105 if (msg == NULL) {
106 for (i = 0; i < l; i++) {
107 StrBufAppendBufPlain(flt->buffer, HKEY("|"), 0);
108 }
109 }
110 else {
111 const char *k;
112 long len;
113 void *v;
114 RewindHashPos(flt->Filter, flt->p, 0);
115 while (GetNextHashPos(flt->Filter, flt->p, &len, &k, &v)) {
116 eMsgField f = (eMsgField) v;
117
118 StrBufAppendBufPlain(flt->buffer, HKEY("|"), 0);
119 if (!CM_IsEmpty(msg, f)) {
120 StrBufAppendBufPlain(flt->buffer, CM_KEY(msg, f), 0);
121 }
122 }
123 }
124 StrBufAppendBufPlain(flt->buffer, HKEY("\n"), 0);
125 cputbuf(flt->buffer);
126}
127
128// Back end for the MSGS command: output EUID header.
129void headers_euid(long msgnum, void *userdata) {
130 struct CtdlMessage *msg;
131
132 msg = CtdlFetchMessage(msgnum, 0);
133 if (msg == NULL) {
134 cprintf("%ld||\n", msgnum);
135 return;
136 }
137
138 cprintf("%ld|%s|%s\n",
139 msgnum,
140 (!CM_IsEmpty(msg, eExclusiveID) ? msg->cm_fields[eExclusiveID] : ""),
141 (!CM_IsEmpty(msg, eTimestamp) ? msg->cm_fields[eTimestamp] : "0"));
142 CM_Free(msg);
143}
144
145
146// cmd_msgs() - get list of message #'s in this room
147// implements the MSGS server command using CtdlForEachMessage()
148void cmd_msgs(char *cmdbuf) {
149 int mode = 0;
150 char which[16];
151 char buf[256];
152 char tfield[256];
153 char tvalue[256];
154 int cm_ref = 0;
155 int with_template = 0;
156 struct CtdlMessage *template = NULL;
157 msg_filter filt;
158 char search_string[1024];
159 ForEachMsgCallback CallBack;
160
162
163 extract_token(which, cmdbuf, 0, '|', sizeof which);
164 cm_ref = extract_int(cmdbuf, 1);
165 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
166 with_template = extract_int(cmdbuf, 2);
167 int output_mode = extract_int(cmdbuf, 3);
168 switch (output_mode) {
169 default:
170 case MSG_HDRS_BRIEF:
171 CallBack = simple_listing;
172 break;
173 case MSG_HDRS_ALL:
174 case MSG_HDRS_THREADS:
175 CallBack = headers_listing;
176 break;
177 case MSG_HDRS_EUID:
178 CallBack = headers_euid;
179 break;
181 with_template = 2;
182 CallBack = headers_brief_filter;
183 break;
184 }
185
186 strcat(which, " ");
187 if (!strncasecmp(which, "OLD", 3))
188 mode = MSGS_OLD;
189 else if (!strncasecmp(which, "NEW", 3))
190 mode = MSGS_NEW;
191 else if (!strncasecmp(which, "FIRST", 5))
192 mode = MSGS_FIRST;
193 else if (!strncasecmp(which, "LAST", 4))
194 mode = MSGS_LAST;
195 else if (!strncasecmp(which, "GT", 2))
196 mode = MSGS_GT;
197 else if (!strncasecmp(which, "LT", 2))
198 mode = MSGS_LT;
199 else if (!strncasecmp(which, "SEARCH", 6))
200 mode = MSGS_SEARCH;
201 else
202 mode = MSGS_ALL;
203
204 if ( (mode == MSGS_SEARCH) && (!CtdlGetConfigInt("c_enable_fulltext")) ) {
205 cprintf("%d Full text index is not enabled on this server.\n",
207 return;
208 }
209
210 if (with_template == 1) {
211 memset(buf, 0, 5);
213 cprintf("%d Send template then receive message list\n",
215 template = (struct CtdlMessage *)
216 malloc(sizeof(struct CtdlMessage));
217 memset(template, 0, sizeof(struct CtdlMessage));
218 template->cm_magic = CTDLMESSAGE_MAGIC;
219 template->cm_anon_type = MES_NORMAL;
220
221 while(client_getln(buf, sizeof buf) >= 0 && strcmp(buf,"000")) {
222 eMsgField f;
223 long tValueLen;
224
225 tValueLen = extract_token(tfield, buf, 0, '|', sizeof tfield);
226 if ((tValueLen == 4) && GetFieldFromMnemonic(&f, tfield))
227 {
228 tValueLen = extract_token(tvalue, buf, 1, '|', sizeof tvalue);
229 if (tValueLen >= 0) {
230 CM_SetField(template, f, tvalue, tValueLen);
231 }
232 }
233 }
235 }
236 else if (with_template == 2) {
237 long i = 0;
238 memset(buf, 0, 5);
239 cprintf("%d Send list of headers\n",
241 filt.Filter = NewHash(1, lFlathash);
242 filt.buffer = NewStrBufPlain(NULL, 1024);
243 while(client_getln(buf, sizeof buf) >= 0 && strcmp(buf,"000")) {
244 eMsgField f;
245
246 if (GetFieldFromMnemonic(&f, buf))
247 {
248 Put(filt.Filter, LKEY(i), (void*)f, reference_free_handler);
249 i++;
250 }
251 }
252 filt.p = GetNewHashPos(filt.Filter, 0);
254 }
255 else {
256 cprintf("%d \n", LISTING_FOLLOWS);
257 }
258
259 if (with_template < 2) {
261 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
262 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
263 NULL,
264 template,
265 CallBack,
266 &output_mode);
267 if (template != NULL) CM_Free(template);
268 }
269 else {
271 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
272 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
273 NULL,
274 NULL,
275 CallBack,
276 &filt);
277 DeleteHashPos(&filt.p);
278 DeleteHash(&filt.Filter);
279 FreeStrBuf(&filt.buffer);
280
281 }
282 cprintf("000\n");
283}
284
285
286/*
287 * display a message (mode 0 - Citadel proprietary)
288 */
289void cmd_msg0(char *cmdbuf)
290{
291 long msgid;
292 int headers_only = HEADERS_ALL;
293
294 msgid = extract_long(cmdbuf, 0);
295 headers_only = extract_int(cmdbuf, 1);
296
297 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0, NULL, NULL, NULL);
298 return;
299}
300
301
302// display a message (mode 2 - RFC822)
303void cmd_msg2(char *cmdbuf) {
304 long msgid;
305 int headers_only = HEADERS_ALL;
306
307 msgid = extract_long(cmdbuf, 0);
308 headers_only = extract_int(cmdbuf, 1);
309
310 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0, NULL, NULL, NULL);
311}
312
313
314// Display a message using MIME content types
315void cmd_msg4(char *cmdbuf) {
316 long msgid;
317 char section[64];
318
319 msgid = extract_long(cmdbuf, 0);
320 extract_token(section, cmdbuf, 1, '|', sizeof section);
321 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0, NULL, NULL, NULL);
322}
323
324
325// Client tells us its preferred message format(s)
326void cmd_msgp(char *cmdbuf) {
327 if (!strcasecmp(cmdbuf, "dont_decode")) {
328 CC->msg4_dont_decode = 1;
329 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
330 }
331 else {
332 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
333 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
334 }
335}
336
337
338// Open a component of a MIME message as a download file
339void cmd_opna(char *cmdbuf) {
340 long msgid;
341 char desired_section[128];
342
343 msgid = extract_long(cmdbuf, 0);
344 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
345 safestrncpy(CC->download_desired_section, desired_section,
346 sizeof CC->download_desired_section);
347 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0, NULL, NULL, NULL);
348}
349
350
351// Open a component of a MIME message and transmit it all at once
352void cmd_dlat(char *cmdbuf) {
353 long msgid;
354 char desired_section[128];
355
356 msgid = extract_long(cmdbuf, 0);
357 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
358 safestrncpy(CC->download_desired_section, desired_section, sizeof CC->download_desired_section);
359 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0, NULL, NULL, NULL);
360}
361
362
363// message entry - mode 0 (normal)
364void cmd_ent0(char *entargs) {
365 int post = 0;
366 char recp[SIZ];
367 char cc[SIZ];
368 char bcc[SIZ];
369 char supplied_euid[128];
370 int anon_flag = 0;
371 int format_type = 0;
372 char newusername[256];
373 char newuseremail[256];
374 struct CtdlMessage *msg;
375 int anonymous = 0;
376 char errmsg[SIZ];
377 int err = 0;
378 struct recptypes *valid = NULL;
379 struct recptypes *valid_to = NULL;
380 struct recptypes *valid_cc = NULL;
381 struct recptypes *valid_bcc = NULL;
382 char subject[SIZ];
383 int subject_required = 0;
384 int do_confirm = 0;
385 long msgnum;
386 int i, j;
387 char buf[256];
388 int newuseremail_ok = 0;
389 char references[SIZ];
390 char *ptr;
391
393
394 post = extract_int(entargs, 0);
395 extract_token(recp, entargs, 1, '|', sizeof recp);
396 anon_flag = extract_int(entargs, 2);
397 format_type = extract_int(entargs, 3);
398 extract_token(subject, entargs, 4, '|', sizeof subject);
399 extract_token(newusername, entargs, 5, '|', sizeof newusername);
400 do_confirm = extract_int(entargs, 6);
401 extract_token(cc, entargs, 7, '|', sizeof cc);
402 extract_token(bcc, entargs, 8, '|', sizeof bcc);
403 switch(CC->room.QRdefaultview) {
404 case VIEW_NOTES:
405 case VIEW_WIKI:
406 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
407 break;
408 default:
409 supplied_euid[0] = 0;
410 break;
411 }
412 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
413 extract_token(references, entargs, 11, '|', sizeof references);
414 for (ptr=references; *ptr != 0; ++ptr) {
415 if (*ptr == '!') *ptr = '|';
416 }
417
418 /* first check to make sure the request is valid. */
419
421 errmsg,
422 sizeof errmsg,
424 (!IsEmptyStr(references)) // is this a reply? or a top-level post?
425 );
426 if (err) {
427 cprintf("%d %s\n", err, errmsg);
428 return;
429 }
430
431 /* Check some other permission type things. */
432
433 if (IsEmptyStr(newusername)) {
434 strcpy(newusername, CC->user.fullname);
435 }
436 if ( (CC->user.axlevel < AxAideU)
437 && (strcasecmp(newusername, CC->user.fullname))
438 && (strcasecmp(newusername, CC->cs_inet_fn))
439 ) {
440 cprintf("%d You don't have permission to author messages as '%s'.\n",
442 newusername
443 );
444 return;
445 }
446
447 if (IsEmptyStr(newuseremail)) {
448 newuseremail_ok = 1;
449 }
450
451 if (!IsEmptyStr(newuseremail)) {
452 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
453 newuseremail_ok = 1;
454 }
455 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
456 j = num_tokens(CC->cs_inet_other_emails, '|');
457 for (i=0; i<j; ++i) {
458 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
459 if (!strcasecmp(newuseremail, buf)) {
460 newuseremail_ok = 1;
461 }
462 }
463 }
464 }
465
466 if (!newuseremail_ok) {
467 cprintf("%d You don't have permission to author messages as '%s'.\n",
469 newuseremail
470 );
471 return;
472 }
473
474 CC->cs_flags |= CS_POSTING;
475
476 // In mailbox rooms we have to behave a little differently --
477 // make sure the user has specified at least one recipient. Then
478 // validate the recipient(s). We do this for the Mail> room, as
479 // well as any room which has the "Mailbox" view set - unless it
480 // is the DRAFTS room which does not require recipients.
481
482 if ( ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
483 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
484 ) && (strcasecmp(&CC->room.QRname[11], USERDRAFTROOM)) !=0 ) {
485 if (CC->user.axlevel < AxProbU) {
486 strcpy(recp, "sysop");
487 strcpy(cc, "");
488 strcpy(bcc, "");
489 }
490
491 valid_to = validate_recipients(recp, NULL, 0);
492 if (valid_to->num_error > 0) {
493 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
494 free_recipients(valid_to);
495 return;
496 }
497
498 valid_cc = validate_recipients(cc, NULL, 0);
499 if (valid_cc->num_error > 0) {
500 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
501 free_recipients(valid_to);
502 free_recipients(valid_cc);
503 return;
504 }
505
506 valid_bcc = validate_recipients(bcc, NULL, 0);
507 if (valid_bcc->num_error > 0) {
508 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
509 free_recipients(valid_to);
510 free_recipients(valid_cc);
511 free_recipients(valid_bcc);
512 return;
513 }
514
515 // Recipient required, but none were specified
516 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
517 free_recipients(valid_to);
518 free_recipients(valid_cc);
519 free_recipients(valid_bcc);
520 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
521 return;
522 }
523
524 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
525 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
526 cprintf("%d You do not have permission "
527 "to send Internet mail.\n",
529 free_recipients(valid_to);
530 free_recipients(valid_cc);
531 free_recipients(valid_bcc);
532 return;
533 }
534 }
535
536 if ( ( (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet) > 0) && (CC->user.axlevel < AxNetU) ) {
537 cprintf("%d Higher access required for network mail.\n", ERROR + HIGHER_ACCESS_REQUIRED);
538 free_recipients(valid_to);
539 free_recipients(valid_cc);
540 free_recipients(valid_bcc);
541 return;
542 }
543
544 if ((RESTRICT_INTERNET == 1)
545 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
546 && ((CC->user.flags & US_INTERNET) == 0)
547 && (!CC->internal_pgm)) {
548 cprintf("%d You don't have access to Internet mail.\n",
550 free_recipients(valid_to);
551 free_recipients(valid_cc);
552 free_recipients(valid_bcc);
553 return;
554 }
555
556 }
557
558 // Is this a room which has anonymous-only or anonymous-option?
559 anonymous = MES_NORMAL;
560 if (CC->room.QRflags & QR_ANONONLY) {
561 anonymous = MES_ANONONLY;
562 }
563 if (CC->room.QRflags & QR_ANONOPT) {
564 if (anon_flag == 1) { // only if the user requested it
565 anonymous = MES_ANONOPT;
566 }
567 }
568
569 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
570 recp[0] = 0;
571 }
572
573 // Recommend to the client that the use of a message subject is
574 // strongly recommended in this room, if either the SUBJECTREQ flag
575 // is set, or if there is one or more Internet email recipients.
576
577 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
578 if ((valid_to) && (valid_to->num_internet > 0)) subject_required = 1;
579 if ((valid_cc) && (valid_cc->num_internet > 0)) subject_required = 1;
580 if ((valid_bcc) && (valid_bcc->num_internet > 0)) subject_required = 1;
581
582 // If we're only checking the validity of the request, return success without creating the message.
583 if (post == 0) {
584 cprintf("%d %s|%d\n", CIT_OK,
585 ((valid_to != NULL) ? valid_to->display_recp : ""),
586 subject_required);
587 free_recipients(valid_to);
588 free_recipients(valid_cc);
589 free_recipients(valid_bcc);
590 return;
591 }
592
593 // We don't need these anymore because we'll do it differently below
594 free_recipients(valid_to);
595 free_recipients(valid_cc);
596 free_recipients(valid_bcc);
597
598 // Read in the message from the client.
599 if (do_confirm) {
600 cprintf("%d send message\n", START_CHAT_MODE);
601 }
602 else {
603 cprintf("%d send message\n", SEND_LISTING);
604 }
605
606 msg = CtdlMakeMessage(&CC->user, recp, cc,
607 CC->room.QRname, anonymous, format_type,
608 newusername, newuseremail, subject,
609 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
610 NULL, references);
611
612 // Put together one big recipients struct containing to/cc/bcc all in one. This is for the envelope.
613 char *all_recps = malloc(SIZ * 3);
614 strcpy(all_recps, recp);
615 if (!IsEmptyStr(cc)) {
616 if (!IsEmptyStr(all_recps)) {
617 strcat(all_recps, ",");
618 }
619 strcat(all_recps, cc);
620 }
621 if (!IsEmptyStr(bcc)) {
622 if (!IsEmptyStr(all_recps)) {
623 strcat(all_recps, ",");
624 }
625 strcat(all_recps, bcc);
626 }
627 if (!IsEmptyStr(all_recps)) {
628 valid = validate_recipients(all_recps, NULL, 0);
629 }
630 else {
631 valid = NULL;
632 }
633 free(all_recps);
634
635 // posting into a mailing list room? set the envelope from
636 // to the actual mail address so others get a valid reply-to-header.
637 if ((valid != NULL) && (valid->num_room == 1) && !IsEmptyStr(valid->recp_orgroom)) {
638 CM_SetField(msg, eenVelopeTo, valid->recp_orgroom, strlen(valid->recp_orgroom));
639 }
640
641 if (msg != NULL) {
642 msgnum = CtdlSubmitMsg(msg, valid, "");
643 if (do_confirm) {
644 cprintf("%ld\n", msgnum);
645
646 if (StrLength(CC->StatusMessage) > 0) {
647 cprintf("%s\n", ChrPtr(CC->StatusMessage));
648 }
649 else if (msgnum >= 0L) {
650 client_write(HKEY("Message accepted.\n"));
651 }
652 else {
653 client_write(HKEY("Internal error.\n"));
654 }
655
656 if (!CM_IsEmpty(msg, eExclusiveID)) {
657 cprintf("%s\n", msg->cm_fields[eExclusiveID]);
658 } else {
659 cprintf("\n");
660 }
661 cprintf("000\n");
662 }
663
664 CM_Free(msg);
665 }
666 if (valid != NULL) {
667 free_recipients(valid);
668 }
669 return;
670}
671
672
673// Delete message from current room
674void cmd_dele(char *args) {
675 int num_deleted;
676 int i;
677 char msgset[SIZ];
678 char msgtok[32];
679 long *msgs;
680 int num_msgs = 0;
681
682 extract_token(msgset, args, 0, '|', sizeof msgset);
683 num_msgs = num_tokens(msgset, ',');
684 if (num_msgs < 1) {
685 cprintf("%d Nothing to do.\n", CIT_OK);
686 return;
687 }
688
690 cprintf("%d Higher access required.\n",
692 return;
693 }
694
695 // Build our message set to be moved/copied
696 msgs = malloc(num_msgs * sizeof(long));
697 for (i=0; i<num_msgs; ++i) {
698 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
699 msgs[i] = atol(msgtok);
700 }
701
702 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
703 free(msgs);
704
705 if (num_deleted) {
706 cprintf("%d %d message%s deleted.\n", CIT_OK,
707 num_deleted, ((num_deleted != 1) ? "s" : ""));
708 } else {
709 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
710 }
711}
712
713
714// move or copy a message to another room
715void cmd_move(char *args) {
716 char msgset[SIZ];
717 char msgtok[32];
718 long *msgs;
719 int num_msgs = 0;
720
721 char targ[ROOMNAMELEN];
722 struct ctdlroom qtemp;
723 int err;
724 int is_copy = 0;
725 int ra;
726 int permit = 0;
727 int i;
728
729 extract_token(msgset, args, 0, '|', sizeof msgset);
730 num_msgs = num_tokens(msgset, ',');
731 if (num_msgs < 1) {
732 cprintf("%d Nothing to do.\n", CIT_OK);
733 return;
734 }
735
736 extract_token(targ, args, 1, '|', sizeof targ);
737 convert_room_name_macros(targ, sizeof targ);
738 targ[ROOMNAMELEN - 1] = 0;
739 is_copy = extract_int(args, 2);
740
741 if (CtdlGetRoom(&qtemp, targ) != 0) {
742 cprintf("%d '%s' does not exist.\n", ERROR + ROOM_NOT_FOUND, targ);
743 return;
744 }
745
746 if (!strcasecmp(qtemp.QRname, CC->room.QRname)) {
747 cprintf("%d Source and target rooms are the same.\n", ERROR + ALREADY_EXISTS);
748 return;
749 }
750
751 CtdlGetUser(&CC->user, CC->curr_user);
752 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
753
754 // Check for permission to perform this operation.
755 // Remember: "CC->room" is source, "qtemp" is target.
756 permit = 0;
757
758 // Admins can move/copy
759 if (CC->user.axlevel >= AxAideU) permit = 1;
760
761 // Room aides can move/copy
762 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
763
764 // Permit move/copy from personal rooms
765 if ((CC->room.QRflags & QR_MAILBOX)
766 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
767
768 // Permit only copy from public to personal room
769 if ( (is_copy)
770 && (!(CC->room.QRflags & QR_MAILBOX))
771 && (qtemp.QRflags & QR_MAILBOX)
772 ) {
773 permit = 1;
774 }
775
776 // Permit message removal from collaborative delete rooms
777 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
778
779 // Users allowed to post into the target room may move into it too.
780 if ((CC->room.QRflags & QR_MAILBOX) &&
781 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
782
783 // User must have access to target room
784 if (!(ra & UA_KNOWN)) permit = 0;
785
786 if (!permit) {
787 cprintf("%d Higher access required.\n",
789 return;
790 }
791
792 // Build our message set to be moved/copied
793 msgs = malloc(num_msgs * sizeof(long));
794 for (i=0; i<num_msgs; ++i) {
795 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
796 msgs[i] = atol(msgtok);
797 }
798
799 // Do the copy
800 err = CtdlSaveMsgPointersInRoom(targ, msgs, num_msgs, 1, NULL, 0);
801 if (err != 0) {
802 cprintf("%d Cannot store message(s) in %s: error %d\n",
803 err, targ, err);
804 free(msgs);
805 return;
806 }
807
808 // Now delete the message from the source room, if this is a 'move' rather than a 'copy' operation.
809 if (is_copy == 0) {
810 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
811 }
812 free(msgs);
813
814 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
815}
816
817
818// Initialization function, called from modules_init.c
820 if (!threading) {
821 CtdlRegisterProtoHook(cmd_msgs, "MSGS", "Output a list of messages in the current room");
822 CtdlRegisterProtoHook(cmd_msg0, "MSG0", "Output a message in plain text format");
823 CtdlRegisterProtoHook(cmd_msg2, "MSG2", "Output a message in RFC822 format");
824 CtdlRegisterProtoHook(cmd_msg4, "MSG4", "Output a message in the client's preferred format");
825 CtdlRegisterProtoHook(cmd_msgp, "MSGP", "Select preferred format for MSG4 output");
826 CtdlRegisterProtoHook(cmd_opna, "OPNA", "Open an attachment for download");
827 CtdlRegisterProtoHook(cmd_dlat, "DLAT", "Download an attachment");
828 CtdlRegisterProtoHook(cmd_ent0, "ENT0", "Enter a message");
829 CtdlRegisterProtoHook(cmd_dele, "DELE", "Delete a message");
830 CtdlRegisterProtoHook(cmd_move, "MOVE", "Move or copy a message to another room");
831 }
832
833 // return a module name for the log
834 return "ctdl_message";
835}
#define ROOMNAMELEN
Definition: citadel.h:51
#define MES_ANONONLY
Definition: citadel.h:119
#define MES_NORMAL
Definition: citadel.h:118
#define MES_ANONOPT
Definition: citadel.h:120
char * CtdlGetConfigStr(char *key)
Definition: config.c:363
int CtdlGetConfigInt(char *key)
Definition: config.c:390
#define CC
Definition: context.h:140
int CtdlAccessCheck(int)
Definition: user_ops.c:334
int CtdlGetRoom(struct ctdlroom *qrbuf, const char *room_name)
Definition: room_ops.c:309
#define RESTRICT_INTERNET
Definition: ctdl_module.h:267
int threading
Definition: modules_init.c:24
void CtdlRoomAccess(struct ctdlroom *roombuf, struct ctdluser *userbuf, int *result, int *view)
Definition: room_ops.c:103
@ ac_logged_in_or_guest
Definition: ctdl_module.h:246
int CtdlGetUser(struct ctdluser *usbuf, char *name)
Definition: user_ops.c:64
void CtdlRegisterProtoHook(void(*handler)(char *), char *cmd, char *desc)
struct recptypes * validate_recipients(char *supplied_recipients, const char *RemoteIdentifier, int Flags)
void free_recipients(struct recptypes *valid)
#define CIT_OK
Definition: ipcdef.h:6
#define QR2_SUBJECTREQ
Definition: ipcdef.h:58
#define LISTING_FOLLOWS
Definition: ipcdef.h:5
#define HIGHER_ACCESS_REQUIRED
Definition: ipcdef.h:23
#define QR_ANONOPT
Definition: ipcdef.h:49
#define ROOM_NOT_FOUND
Definition: ipcdef.h:31
#define START_CHAT_MODE
Definition: ipcdef.h:12
#define QR_ANONONLY
Definition: ipcdef.h:48
#define QR2_COLLABDEL
Definition: ipcdef.h:57
#define CMD_NOT_SUPPORTED
Definition: ipcdef.h:18
#define QR_MAILBOX
Definition: ipcdef.h:53
#define ERROR
Definition: ipcdef.h:9
#define SEND_LISTING
Definition: ipcdef.h:8
#define ALREADY_EXISTS
Definition: ipcdef.h:33
#define UA_KNOWN
Definition: ipcdef.h:79
#define MESSAGE_NOT_FOUND
Definition: ipcdef.h:34
#define NO_SUCH_USER
Definition: ipcdef.h:29
#define UA_POSTALLOWED
Definition: ipcdef.h:83
#define US_INTERNET
Definition: ipcdef.h:72
void CM_Free(struct CtdlMessage *msg)
Definition: msgbase.c:305
int CtdlOutputMsg(long msg_num, int mode, int headers_only, int do_proto, int crlf, char *section, int flags, char **Author, char **Address, char **MessageID)
Definition: msgbase.c:1470
struct CtdlMessage * CtdlMakeMessage(struct ctdluser *author, char *recipient, char *recp_cc, char *room, int type, int format_type, char *fake_name, char *my_email, char *subject, char *supplied_euid, char *preformatted_text, char *references)
Definition: msgbase.c:3049
int CtdlForEachMessage(int mode, long ref, char *search_string, char *content_type, struct CtdlMessage *compare, ForEachMsgCallback CallBack, void *userdata)
Definition: msgbase.c:621
struct CtdlMessage * CtdlFetchMessage(long msgnum, int with_body)
Definition: msgbase.c:1128
int CM_IsEmpty(struct CtdlMessage *Msg, eMsgField which)
Definition: msgbase.c:132
int CtdlDeleteMessages(const char *room_name, long *dmsgnums, int num_dmsgnums, char *content_type)
Definition: msgbase.c:3229
long CtdlSubmitMsg(struct CtdlMessage *msg, struct recptypes *recps, const char *force)
Definition: msgbase.c:2588
void CM_SetField(struct CtdlMessage *Msg, eMsgField which, const char *buf, long length)
Definition: msgbase.c:137
int GetFieldFromMnemonic(eMsgField *f, const char *c)
Definition: msgbase.c:73
int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs, int do_repl_check, struct CtdlMessage *supplied_msg, int suppress_refcount_adj)
Definition: msgbase.c:2221
void(* ForEachMsgCallback)(long MsgNumber, void *UserData)
Definition: msgbase.h:90
#define HEADERS_ALL
Definition: msgbase.h:39
@ MSG_HDRS_BRIEFFILTER
Definition: msgbase.h:21
@ MSG_HDRS_THREADS
Definition: msgbase.h:22
@ MSG_HDRS_EUID
Definition: msgbase.h:20
@ MSG_HDRS_ALL
Definition: msgbase.h:19
@ MSG_HDRS_BRIEF
Definition: msgbase.h:18
#define CM_KEY(Message, Which)
Definition: msgbase.h:126
@ MSGS_FIRST
Definition: msgbase.h:9
@ MSGS_NEW
Definition: msgbase.h:8
@ MSGS_SEARCH
Definition: msgbase.h:13
@ MSGS_ALL
Definition: msgbase.h:6
@ MSGS_GT
Definition: msgbase.h:11
@ MSGS_OLD
Definition: msgbase.h:7
@ MSGS_LAST
Definition: msgbase.h:10
@ MSGS_LT
Definition: msgbase.h:14
void * malloc(unsigned)
void free(void *)
int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n, PostType PostPublic, int is_reply)
Definition: room_ops.c:36
int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void)
Definition: room_ops.c:93
void convert_room_name_macros(char *towhere, size_t maxlen)
Definition: room_ops.c:792
@ POST_LOGGED_IN
Definition: room_ops.h:13
void do_confirm(int cmd, char *roomname, char *emailaddr, char *url, char *generated_token, char *supplied_token)
Definition: serv_listsub.c:189
char * ctdl_module_init_ctdl_message(void)
void cmd_dele(char *args)
char * msgkeys[]
Definition: msgbase.c:32
void cmd_msg2(char *cmdbuf)
void simple_listing(long msgnum, void *userdata)
Definition: serv_messages.c:26
void headers_listing(long msgnum, void *userdata)
Definition: serv_messages.c:32
void cmd_msg4(char *cmdbuf)
void cmd_msgp(char *cmdbuf)
void cmd_msgs(char *cmdbuf)
struct _msg_filter msg_filter
void headers_euid(long msgnum, void *userdata)
void cmd_msg0(char *cmdbuf)
void cmd_dlat(char *cmdbuf)
void cmd_opna(char *cmdbuf)
void cmd_ent0(char *entargs)
void cmd_move(char *args)
void headers_brief_filter(long msgnum, void *userdata)
Definition: serv_messages.c:97
enum _MsgField eMsgField
#define CTDLMESSAGE_MAGIC
Definition: server.h:42
@ eExclusiveID
Definition: server.h:309
@ eWeferences
Definition: server.h:322
@ eenVelopeTo
Definition: server.h:321
@ emessageId
Definition: server.h:311
@ erFc822Addr
Definition: server.h:310
@ eAuthor
Definition: server.h:307
@ eTimestamp
Definition: server.h:319
@ eMsgSubject
Definition: server.h:320
#define CS_POSTING
Definition: server.h:111
@ MT_CITADEL
Definition: server.h:166
@ MT_DOWNLOAD
Definition: server.h:169
@ MT_SPEW_SECTION
Definition: server.h:170
@ MT_MIME
Definition: server.h:168
@ MT_RFC822
Definition: server.h:167
char * cm_fields[256]
Definition: server.h:37
StrBuf * buffer
Definition: serv_messages.c:93
HashPos * p
Definition: serv_messages.c:92
HashList * Filter
Definition: serv_messages.c:91
char QRname[128]
Definition: citadel.h:94
unsigned QRflags
Definition: citadel.h:99
char * display_recp
Definition: server.h:58
int num_internet
Definition: server.h:50
int num_room
Definition: server.h:51
char * recp_orgroom
Definition: server.h:57
int num_error
Definition: server.h:52
char * errormsg
Definition: server.h:53
#define MAILROOM
Definition: sysconfig.h:61
#define USERDRAFTROOM
Definition: sysconfig.h:69
#define SIZ
Definition: sysconfig.h:33
void cprintf(const char *format,...)
Definition: sysdep.c:369
int client_getln(char *buf, int bufsize)
Definition: sysdep.c:528
int client_write(const char *buf, int nbytes)
Definition: sysdep.c:296
void buffer_output(void)
Definition: sysdep.c:259
void unbuffer_output(void)
Definition: sysdep.c:268
void cputbuf(const StrBuf *Buf)
Definition: sysdep.c:362
int CtdlCheckInternetMailPermission(struct ctdluser *who)
Definition: user_ops.c:312