4 * A server-side module for Citadel which supports address book information
5 * using the standard vCard format.
7 * Copyright (c) 1999-2007 / released under the GNU General Public License
11 * Format of the "Exclusive ID" field of the message containing a user's
12 * vCard. Doesn't matter what it really looks like as long as it's both
13 * unique and consistent (because we use it for replication checking to
14 * delete the old vCard network-wide when the user enters a new one).
16 #define VCARD_EXT_FORMAT "Citadel vCard: personal card for %s at %s"
28 #include <sys/types.h>
30 #if TIME_WITH_SYS_TIME
31 # include <sys/time.h>
35 # include <sys/time.h>
46 #include "sysdep_decls.h"
47 #include "citserver.h"
51 #include "serv_extensions.h"
57 #include "internet_addressing.h"
59 #include "mime_parser.h"
61 #include "serv_ldap.h"
62 #include "serv_vcard.h"
65 * set global flag calling for an aide to validate new users
67 void set_mm_valid(void) {
68 begin_critical_section(S_CONTROL);
70 CitControl.MMflags = CitControl.MMflags | MM_VALID ;
72 end_critical_section(S_CONTROL);
78 * Extract Internet e-mail addresses from a message containing a vCard, and
79 * perform a callback for any found.
81 void vcard_extract_internet_addresses(struct CtdlMessage *msg,
82 void (*callback)(char *, char *) ) {
86 char citadel_address[SIZ];
88 int found_something = 0;
90 if (msg->cm_fields['A'] == NULL) return;
91 if (msg->cm_fields['N'] == NULL) return;
92 snprintf(citadel_address, sizeof citadel_address, "%s @ %s",
93 msg->cm_fields['A'], msg->cm_fields['N']);
95 v = vcard_load(msg->cm_fields['M']);
96 if (v == NULL) return;
98 /* Go through the vCard searching for *all* instances of
99 * the "email;internet" key
102 s = vcard_get_prop(v, "email;internet", 0, instance++, 0);
106 if (strlen(addr) > 0) {
107 if (callback != NULL) {
108 callback(addr, citadel_address);
117 } while(found_something);
125 * Callback for vcard_add_to_directory()
126 * (Lotsa ugly nested callbacks. Oh well.)
128 void vcard_directory_add_user(char *internet_addr, char *citadel_addr) {
131 /* We have to validate that we're not stepping on someone else's
132 * email address ... but only if we're logged in. Otherwise it's
133 * probably just the networker or something.
136 lprintf(CTDL_DEBUG, "Checking for <%s>...\n", internet_addr);
137 if (CtdlDirectoryLookup(buf, internet_addr, sizeof buf) == 0) {
138 if (strcasecmp(buf, citadel_addr)) {
139 /* This address belongs to someone else.
140 * Bail out silently without saving.
142 lprintf(CTDL_DEBUG, "DOOP!\n");
147 lprintf(CTDL_INFO, "Adding %s (%s) to directory\n",
148 citadel_addr, internet_addr);
149 CtdlDirectoryAddUser(internet_addr, citadel_addr);
154 * Back end function for cmd_igab()
156 void vcard_add_to_directory(long msgnum, void *data) {
157 struct CtdlMessage *msg;
159 msg = CtdlFetchMessage(msgnum, 1);
161 vcard_extract_internet_addresses(msg, vcard_directory_add_user);
165 ctdl_vcard_to_ldap(msg, V2L_WRITE);
168 CtdlFreeMessage(msg);
173 * Initialize Global Adress Book
175 void cmd_igab(char *argbuf) {
176 char hold_rm[ROOMNAMELEN];
178 if (CtdlAccessCheck(ac_aide)) return;
180 strcpy(hold_rm, CC->room.QRname); /* save current room */
182 if (getroom(&CC->room, ADDRESS_BOOK_ROOM) != 0) {
183 getroom(&CC->room, hold_rm);
184 cprintf("%d cannot get address book room\n", ERROR + ROOM_NOT_FOUND);
188 /* Empty the existing database first.
192 /* We want *all* vCards in this room */
193 CtdlForEachMessage(MSGS_ALL, 0, NULL, "^[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$",
194 NULL, vcard_add_to_directory, NULL);
196 getroom(&CC->room, hold_rm); /* return to saved room */
197 cprintf("%d Directory has been rebuilt.\n", CIT_OK);
204 * See if there is a valid Internet address in a vCard to use for outbound
205 * Internet messages. If there is, stick it in the buffer.
207 void extract_inet_email_addrs(char *emailaddrbuf, size_t emailaddrbuf_len,
208 char *secemailaddrbuf, size_t secemailaddrbuf_len,
212 int saved_instance = 0;
214 /* Go through the vCard searching for *all* instances of
215 * the "email;internet" key
217 while (s = vcard_get_prop(v, "email;internet", 0, instance++, 0), s != NULL) {
220 if (strlen(addr) > 0) {
221 if (IsDirectory(addr)) {
223 if ((saved_instance == 1) && (emailaddrbuf != NULL)) {
224 safestrncpy(emailaddrbuf, addr, emailaddrbuf_len);
226 else if ((saved_instance == 2) && (secemailaddrbuf != NULL)) {
227 safestrncpy(secemailaddrbuf, addr, secemailaddrbuf_len);
229 else if ((saved_instance > 2) && (secemailaddrbuf != NULL)) {
230 if ( (strlen(addr) + strlen(secemailaddrbuf) + 2)
231 < secemailaddrbuf_len ) {
232 strcat(secemailaddrbuf, "|");
233 strcat(secemailaddrbuf, addr);
245 * See if there is a name / screen name / friendly name in a vCard to use for outbound
246 * Internet messages. If there is, stick it in the buffer.
248 void extract_friendly_name(char *namebuf, size_t namebuf_len, struct vCard *v)
252 s = vcard_get_prop(v, "fn", 0, 0, 0);
254 s = vcard_get_prop(v, "n", 0, 0, 0);
258 safestrncpy(namebuf, s, namebuf_len);
264 * Callback function for vcard_upload_beforesave() hunts for the real vcard in the MIME structure
266 void vcard_extract_vcard(char *name, char *filename, char *partnum, char *disp,
267 void *content, char *cbtype, char *cbcharset, size_t length,
268 char *encoding, void *cbuserdata)
270 struct vCard **v = (struct vCard **) cbuserdata;
272 if ( (!strcasecmp(cbtype, "text/x-vcard"))
273 || (!strcasecmp(cbtype, "text/vcard")) ) {
275 lprintf(CTDL_DEBUG, "Part %s contains a vCard! Loading...\n", partnum);
279 *v = vcard_load(content);
285 * This handler detects whether the user is attempting to save a new
286 * vCard as part of his/her personal configuration, and handles the replace
287 * function accordingly (delete the user's existing vCard in the config room
288 * and in the global address book).
290 int vcard_upload_beforesave(struct CtdlMessage *msg) {
294 struct ctdluser usbuf;
296 struct vCard *v = NULL;
299 int yes_my_citadel_config = 0;
300 int yes_any_vcard_room = 0;
302 if (!CC->logged_in) return(0); /* Only do this if logged in. */
304 /* Is this some user's "My Citadel Config" room? */
305 if ( (CC->room.QRflags && QR_MAILBOX)
306 && (!strcasecmp(&CC->room.QRname[11], USERCONFIGROOM)) ) {
307 /* Yes, we want to do this */
308 yes_my_citadel_config = 1;
310 #ifdef VCARD_SAVES_BY_AIDES_ONLY
311 /* Prevent non-aides from performing registration changes */
312 if (CC->user.axlevel < 6) {
319 /* Is this a room with an address book in it? */
320 if (CC->room.QRdefaultview == VIEW_ADDRESSBOOK) {
321 yes_any_vcard_room = 1;
324 /* If neither condition exists, don't run this hook. */
325 if ( (!yes_my_citadel_config) && (!yes_any_vcard_room) ) {
329 /* If this isn't a MIME message, don't bother. */
330 if (msg->cm_format_type != 4) return(0);
332 /* Ok, if we got this far, look into the situation further... */
334 ptr = msg->cm_fields['M'];
335 if (ptr == NULL) return(0);
337 mime_parser(msg->cm_fields['M'],
339 *vcard_extract_vcard,
341 &v, /* user data ptr - put the vcard here */
345 if (v == NULL) return(0); /* no vCards were found in this message */
347 s = vcard_get_prop(v, "FN", 0, 0, 0);
348 if (s) lprintf(CTDL_DEBUG, "vCard beforesave hook running for <%s>\n", s);
350 if (yes_my_citadel_config) {
351 /* Bingo! The user is uploading a new vCard, so
352 * delete the old one. First, figure out which user
353 * is being re-registered...
355 what_user = atol(CC->room.QRname);
357 if (what_user == CC->user.usernum) {
358 /* It's the logged in user. That was easy. */
359 memcpy(&usbuf, &CC->user, sizeof(struct ctdluser));
362 else if (getuserbynumber(&usbuf, what_user) == 0) {
363 /* We fetched a valid user record */
367 /* somebody set up us the bomb! */
368 yes_my_citadel_config = 0;
372 if (yes_my_citadel_config) {
373 /* Delete the user's old vCard. This would probably
374 * get taken care of by the replication check, but we
375 * want to make sure there is absolutely only one
376 * vCard in the user's config room at all times.
379 CtdlDeleteMessages(CC->room.QRname, NULL, 0, "^[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$");
381 /* Make the author of the message the name of the user. */
382 if (msg->cm_fields['A'] != NULL) {
383 free(msg->cm_fields['A']);
385 msg->cm_fields['A'] = strdup(usbuf.fullname);
388 /* Insert or replace RFC2739-compliant free/busy URL */
389 if (yes_my_citadel_config) {
390 sprintf(buf, "http://%s/%s.vfb",
393 for (i=0; i<strlen(buf); ++i) {
394 if (buf[i] == ' ') buf[i] = '_';
396 vcard_set_prop(v, "FBURL;PREF", buf, 0);
399 /* If the vCard has no UID, then give it one. */
400 s = vcard_get_prop(v, "UID", 0, 0, 0);
403 vcard_set_prop(v, "UID", buf, 0);
406 /* Enforce local UID policy if applicable */
407 if (yes_my_citadel_config) {
408 snprintf(buf, sizeof buf, VCARD_EXT_FORMAT, msg->cm_fields['A'], NODENAME);
409 vcard_set_prop(v, "UID", buf, 0);
413 * Set the EUID of the message to the UID of the vCard.
415 if (msg->cm_fields['E'] != NULL) free(msg->cm_fields['E']);
416 s = vcard_get_prop(v, "UID", 0, 0, 0);
418 msg->cm_fields['E'] = strdup(s);
419 if (msg->cm_fields['U'] == NULL) {
420 msg->cm_fields['U'] = strdup(s);
425 * Set the Subject to the name in the vCard.
427 s = vcard_get_prop(v, "FN", 0, 0, 0);
429 s = vcard_get_prop(v, "N", 0, 0, 0);
432 if (msg->cm_fields['U'] != NULL) {
433 free(msg->cm_fields['U']);
435 msg->cm_fields['U'] = strdup(s);
438 /* Re-serialize it back into the msg body */
439 ser = vcard_serialize(v);
441 msg->cm_fields['M'] = realloc(msg->cm_fields['M'], strlen(ser) + 1024);
442 sprintf(msg->cm_fields['M'],
443 "Content-type: text/vcard"
444 "\r\n\r\n%s\r\n", ser);
448 /* Now allow the save to complete. */
456 * This handler detects whether the user is attempting to save a new
457 * vCard as part of his/her personal configuration, and handles the replace
458 * function accordingly (copy the vCard from the config room to the global
461 int vcard_upload_aftersave(struct CtdlMessage *msg) {
467 if (!CC->logged_in) return(0); /* Only do this if logged in. */
469 /* If this isn't the configuration room, or if this isn't a MIME
470 * message, don't bother.
472 if (msg->cm_fields['O'] == NULL) return(0);
473 if (strcasecmp(msg->cm_fields['O'], USERCONFIGROOM)) return(0);
474 if (msg->cm_format_type != 4) return(0);
476 ptr = msg->cm_fields['M'];
477 if (ptr == NULL) return(0);
478 while (ptr != NULL) {
480 linelen = strcspn(ptr, "\n");
481 if (linelen == 0) return(0); /* end of headers */
483 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
484 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
486 * Bingo! The user is uploading a new vCard, so
487 * copy it to the Global Address Book room.
490 I = atol(msg->cm_fields['I']);
491 if (I < 0L) return(0);
493 /* Store our Internet return address in memory */
494 v = vcard_load(msg->cm_fields['M']);
495 extract_inet_email_addrs(CC->cs_inet_email, sizeof CC->cs_inet_email,
496 CC->cs_inet_other_emails, sizeof CC->cs_inet_other_emails,
498 extract_friendly_name(CC->cs_inet_fn, sizeof CC->cs_inet_fn, v);
501 /* Put it in the Global Address Book room... */
502 CtdlSaveMsgPointerInRoom(ADDRESS_BOOK_ROOM, I, 1, msg);
504 /* ...and also in the directory database. */
505 vcard_add_to_directory(I, NULL);
507 /* Some sites want an Aide to be notified when a
508 * user registers or re-registers...
512 /* ...which also means we need to flag the user */
513 lgetuser(&CC->user, CC->curr_user);
514 CC->user.flags |= (US_REGIS|US_NEEDVALID);
520 ptr = strchr((char *)ptr, '\n');
521 if (ptr != NULL) ++ptr;
530 * back end function used for callbacks
532 void vcard_gu_backend(long supplied_msgnum, void *userdata) {
535 msgnum = (long *) userdata;
536 *msgnum = supplied_msgnum;
541 * If this user has a vcard on disk, read it into memory, otherwise allocate
542 * and return an empty vCard.
544 struct vCard *vcard_get_user(struct ctdluser *u) {
545 char hold_rm[ROOMNAMELEN];
546 char config_rm[ROOMNAMELEN];
547 struct CtdlMessage *msg = NULL;
551 strcpy(hold_rm, CC->room.QRname); /* save current room */
552 MailboxName(config_rm, sizeof config_rm, u, USERCONFIGROOM);
554 if (getroom(&CC->room, config_rm) != 0) {
555 getroom(&CC->room, hold_rm);
559 /* We want the last (and probably only) vcard in this room */
561 CtdlForEachMessage(MSGS_LAST, 1, NULL, "^[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$",
562 NULL, vcard_gu_backend, (void *)&VCmsgnum );
563 getroom(&CC->room, hold_rm); /* return to saved room */
565 if (VCmsgnum < 0L) return vcard_new();
567 msg = CtdlFetchMessage(VCmsgnum, 1);
568 if (msg == NULL) return vcard_new();
570 v = vcard_load(msg->cm_fields['M']);
571 CtdlFreeMessage(msg);
577 * Store this user's vCard in the appropriate place
580 * Write our config to disk
582 void vcard_write_user(struct ctdluser *u, struct vCard *v) {
587 CtdlMakeTempFileName(temp, sizeof temp);
588 ser = vcard_serialize(v);
590 fp = fopen(temp, "w");
591 if (fp == NULL) return;
593 fprintf(fp, "begin:vcard\r\nend:vcard\r\n");
595 fwrite(ser, strlen(ser), 1, fp);
600 /* This handy API function does all the work for us.
601 * NOTE: normally we would want to set that last argument to 1, to
602 * force the system to delete the user's old vCard. But it doesn't
603 * have to, because the vcard_upload_beforesave() hook above
604 * is going to notice what we're trying to do, and delete the old vCard.
606 CtdlWriteObject(USERCONFIGROOM, /* which room */
607 "text/vcard", /* MIME type */
608 temp, /* temp file */
611 0, /* don't delete others of this type */
620 * Old style "enter registration info" command. This function simply honors
621 * the REGI protocol command, translates the entered parameters into a vCard,
622 * and enters the vCard into the user's configuration.
624 void cmd_regi(char *argbuf) {
627 struct vCard *my_vcard;
633 char tmpaddress[SIZ];
634 char tmpcountry[SIZ];
638 if (!(CC->logged_in)) {
639 cprintf("%d Not logged in.\n",ERROR + NOT_LOGGED_IN);
643 my_vcard = vcard_get_user(&CC->user);
646 strcpy(tmpstate, "");
648 strcpy(tmpcountry, "USA");
650 cprintf("%d Send registration...\n", SEND_LISTING);
652 while (client_getln(buf, sizeof buf), strcmp(buf,"000")) {
653 if (a==0) vcard_set_prop(my_vcard, "n", buf, 0);
654 if (a==1) strcpy(tmpaddr, buf);
655 if (a==2) strcpy(tmpcity, buf);
656 if (a==3) strcpy(tmpstate, buf);
658 for (c=0; c<strlen(buf); ++c) {
659 if ((buf[c]>='0') && (buf[c]<='9')) {
666 if (a==5) vcard_set_prop(my_vcard, "tel;home", buf, 0);
667 if (a==6) vcard_set_prop(my_vcard, "email;internet", buf, 0);
668 if (a==7) strcpy(tmpcountry, buf);
672 snprintf(tmpaddress, sizeof tmpaddress, ";;%s;%s;%s;%s;%s",
673 tmpaddr, tmpcity, tmpstate, tmpzip, tmpcountry);
674 vcard_set_prop(my_vcard, "adr", tmpaddress, 0);
675 vcard_write_user(&CC->user, my_vcard);
676 vcard_free(my_vcard);
681 * Protocol command to fetch registration info for a user
683 void cmd_greg(char *argbuf)
685 struct ctdluser usbuf;
688 char who[USERNAME_SIZE];
692 extract_token(who, argbuf, 0, '|', sizeof who);
694 if (!(CC->logged_in)) {
695 cprintf("%d Not logged in.\n", ERROR + NOT_LOGGED_IN);
699 if (!strcasecmp(who,"_SELF_")) strcpy(who,CC->curr_user);
701 if ((CC->user.axlevel < 6) && (strcasecmp(who,CC->curr_user))) {
702 cprintf("%d Higher access required.\n",
703 ERROR + HIGHER_ACCESS_REQUIRED);
707 if (getuser(&usbuf, who) != 0) {
708 cprintf("%d '%s' not found.\n", ERROR + NO_SUCH_USER, who);
712 v = vcard_get_user(&usbuf);
714 cprintf("%d %s\n", LISTING_FOLLOWS, usbuf.fullname);
715 cprintf("%ld\n", usbuf.usernum);
716 cprintf("%s\n", usbuf.password);
717 s = vcard_get_prop(v, "n", 0, 0, 0);
718 cprintf("%s\n", s ? s : " "); /* name */
720 s = vcard_get_prop(v, "adr", 0, 0, 0);
721 snprintf(adr, sizeof adr, "%s", s ? s : " ");/* address... */
723 extract_token(buf, adr, 2, ';', sizeof buf);
724 cprintf("%s\n", buf); /* street */
725 extract_token(buf, adr, 3, ';', sizeof buf);
726 cprintf("%s\n", buf); /* city */
727 extract_token(buf, adr, 4, ';', sizeof buf);
728 cprintf("%s\n", buf); /* state */
729 extract_token(buf, adr, 5, ';', sizeof buf);
730 cprintf("%s\n", buf); /* zip */
732 s = vcard_get_prop(v, "tel;home", 0, 0, 0);
733 if (s == NULL) s = vcard_get_prop(v, "tel", 1, 0, 0);
741 cprintf("%d\n", usbuf.axlevel);
743 s = vcard_get_prop(v, "email;internet", 0, 0, 0);
744 cprintf("%s\n", s ? s : " ");
745 s = vcard_get_prop(v, "adr", 0, 0, 0);
746 snprintf(adr, sizeof adr, "%s", s ? s : " ");/* address... */
748 extract_token(buf, adr, 6, ';', sizeof buf);
749 cprintf("%s\n", buf); /* country */
756 * When a user is being created, create his/her vCard.
758 void vcard_newuser(struct ctdluser *usbuf) {
764 vcard_fn_to_n(vname, usbuf->fullname, sizeof vname);
765 lprintf(CTDL_DEBUG, "Converted <%s> to <%s>\n", usbuf->fullname, vname);
767 /* Create and save the vCard */
769 if (v == NULL) return;
770 sprintf(buf, "%s@%s", usbuf->fullname, config.c_fqdn);
771 for (i=0; i<strlen(buf); ++i) {
772 if (buf[i] == ' ') buf[i] = '_';
774 vcard_add_prop(v, "fn", usbuf->fullname);
775 vcard_add_prop(v, "n", vname);
776 vcard_add_prop(v, "adr", "adr:;;_;_;_;00000;__");
777 vcard_add_prop(v, "email;internet", buf);
778 vcard_write_user(usbuf, v);
784 * When a user is being deleted, we have to remove his/her vCard.
785 * This is accomplished by issuing a message with 'CANCEL' in the S (special)
786 * field, and the same Exclusive ID as the existing card.
788 void vcard_purge(struct ctdluser *usbuf) {
789 struct CtdlMessage *msg;
792 msg = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
793 if (msg == NULL) return;
794 memset(msg, 0, sizeof(struct CtdlMessage));
796 msg->cm_magic = CTDLMESSAGE_MAGIC;
797 msg->cm_anon_type = MES_NORMAL;
798 msg->cm_format_type = 0;
799 msg->cm_fields['A'] = strdup(usbuf->fullname);
800 msg->cm_fields['O'] = strdup(ADDRESS_BOOK_ROOM);
801 msg->cm_fields['N'] = strdup(NODENAME);
802 msg->cm_fields['M'] = strdup("Purge this vCard\n");
804 snprintf(buf, sizeof buf, VCARD_EXT_FORMAT,
805 msg->cm_fields['A'], NODENAME);
806 msg->cm_fields['E'] = strdup(buf);
808 msg->cm_fields['S'] = strdup("CANCEL");
810 CtdlSubmitMsg(msg, NULL, ADDRESS_BOOK_ROOM);
811 CtdlFreeMessage(msg);
816 * Grab vCard directory stuff out of incoming network messages
818 int vcard_extract_from_network(struct CtdlMessage *msg, char *target_room) {
822 if (msg == NULL) return(0);
824 if (strcasecmp(target_room, ADDRESS_BOOK_ROOM)) {
828 if (msg->cm_format_type != 4) return(0);
830 ptr = msg->cm_fields['M'];
831 if (ptr == NULL) return(0);
832 while (ptr != NULL) {
834 linelen = strcspn(ptr, "\n");
835 if (linelen == 0) return(0); /* end of headers */
837 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
838 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
839 /* It's a vCard. Add it to the directory. */
840 vcard_extract_internet_addresses(msg, CtdlDirectoryAddUser);
844 ptr = strchr((char *)ptr, '\n');
845 if (ptr != NULL) ++ptr;
854 * When a vCard is being removed from the Global Address Book room, remove it
855 * from the directory as well.
857 void vcard_delete_remove(char *room, long msgnum) {
858 struct CtdlMessage *msg;
862 if (msgnum <= 0L) return;
864 if (strcasecmp(room, ADDRESS_BOOK_ROOM)) {
868 msg = CtdlFetchMessage(msgnum, 1);
869 if (msg == NULL) return;
871 ptr = msg->cm_fields['M'];
872 if (ptr == NULL) goto EOH;
873 while (ptr != NULL) {
874 linelen = strcspn(ptr, "\n");
875 if (linelen == 0) goto EOH;
877 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
878 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
879 /* Bingo! A vCard is being deleted. */
880 vcard_extract_internet_addresses(msg, CtdlDirectoryDelUser);
882 ctdl_vcard_to_ldap(msg, V2L_DELETE);
885 ptr = strchr((char *)ptr, '\n');
886 if (ptr != NULL) ++ptr;
889 EOH: CtdlFreeMessage(msg);
895 * Get Valid Screen Names
897 void cmd_gvsn(char *argbuf)
899 if (CtdlAccessCheck(ac_logged_in)) return;
901 cprintf("%d valid screen names:\n", LISTING_FOLLOWS);
902 cprintf("%s\n", CC->user.fullname);
903 if ( (strlen(CC->cs_inet_fn) > 0) && (strcasecmp(CC->user.fullname, CC->cs_inet_fn)) ) {
904 cprintf("%s\n", CC->cs_inet_fn);
911 * Get Valid Email Addresses
913 void cmd_gvea(char *argbuf)
915 int num_secondary_emails = 0;
919 if (CtdlAccessCheck(ac_logged_in)) return;
921 cprintf("%d valid email addresses:\n", LISTING_FOLLOWS);
922 if (strlen(CC->cs_inet_email) > 0) {
923 cprintf("%s\n", CC->cs_inet_email);
925 if (strlen(CC->cs_inet_other_emails) > 0) {
926 num_secondary_emails = num_tokens(CC->cs_inet_other_emails, '|');
927 for (i=0; i<num_secondary_emails; ++i) {
928 extract_token(buf, CC->cs_inet_other_emails,i,'|',sizeof CC->cs_inet_other_emails);
929 cprintf("%s\n", buf);
939 void cmd_qdir(char *argbuf) {
940 char citadel_addr[256];
941 char internet_addr[256];
943 if (CtdlAccessCheck(ac_logged_in)) return;
945 extract_token(internet_addr, argbuf, 0, '|', sizeof internet_addr);
947 if (CtdlDirectoryLookup(citadel_addr, internet_addr, sizeof citadel_addr) != 0) {
948 cprintf("%d %s was not found.\n",
949 ERROR + NO_SUCH_USER, internet_addr);
953 cprintf("%d %s\n", CIT_OK, citadel_addr);
957 * Query Directory, in fact an alias to match postfix tcp auth.
959 void check_get(void) {
960 char internet_addr[256];
965 memset(cmdbuf, 0, sizeof cmdbuf); /* Clear it, just in case */
966 if (client_getln(cmdbuf, sizeof cmdbuf) < 1) {
967 lprintf(CTDL_CRIT, "Client disconnected: ending session.\n");
971 lprintf(CTDL_INFO, ": %s\n", cmdbuf);
972 while (strlen(cmdbuf) < 3) strcat(cmdbuf, " ");
974 if (strcasecmp(cmdbuf, "GET "));
976 struct recptypes *rcpt;
977 char *argbuf = &cmdbuf[4];
979 extract_token(internet_addr, argbuf, 0, '|', sizeof internet_addr);
980 rcpt = validate_recipients(internet_addr);
983 (*rcpt->recp_local != '\0')||
984 (*rcpt->recp_room != '\0')||
985 (*rcpt->recp_ignet != '\0')))
988 cprintf("200 OK %s\n", internet_addr);
989 lprintf(CTDL_INFO, "sending 200 OK for the room %s\n", rcpt->display_recp);
993 cprintf("500 REJECT noone here by that name.\n");
995 lprintf(CTDL_INFO, "sending 500 REJECT noone here by that name: %s\n", internet_addr);
997 if (rcpt != NULL) free (rcpt);
1002 void check_get_greeting(void) {
1003 /* dummy function, we have no greeting in this verry simple protocol. */
1008 * We don't know if the Contacts room exists so we just create it at login
1010 void vcard_create_room(void)
1015 /* Create the calendar room if it doesn't already exist */
1016 create_room(USERCONTACTSROOM, 4, "", 0, 1, 0, VIEW_ADDRESSBOOK);
1018 /* Set expiration policy to manual; otherwise objects will be lost! */
1019 if (lgetroom(&qr, USERCONTACTSROOM)) {
1020 lprintf(CTDL_ERR, "Couldn't get the user CONTACTS room!\n");
1023 qr.QRep.expire_mode = EXPIRE_MANUAL;
1024 qr.QRdefaultview = VIEW_ADDRESSBOOK; /* 2 = address book view */
1027 /* Set the view to a calendar view */
1028 CtdlGetRelationship(&vbuf, &CC->user, &qr);
1029 vbuf.v_view = 2; /* 2 = address book view */
1030 CtdlSetRelationship(&vbuf, &CC->user, &qr);
1039 * When a user logs in...
1041 void vcard_session_login_hook(void) {
1042 struct vCard *v = NULL;
1044 v = vcard_get_user(&CC->user);
1045 extract_inet_email_addrs(CC->cs_inet_email, sizeof CC->cs_inet_email,
1046 CC->cs_inet_other_emails, sizeof CC->cs_inet_other_emails,
1048 extract_friendly_name(CC->cs_inet_fn, sizeof CC->cs_inet_fn, v);
1051 vcard_create_room();
1056 * Turn an arbitrary RFC822 address into a struct vCard for possible
1057 * inclusion into an address book.
1059 struct vCard *vcard_new_from_rfc822_addr(char *addr) {
1061 char user[256], node[256], name[256], email[256], n[256], uid[256];
1065 if (v == NULL) return(NULL);
1067 process_rfc822_addr(addr, user, node, name);
1068 vcard_set_prop(v, "fn", name, 0);
1070 vcard_fn_to_n(n, name, sizeof n);
1071 vcard_set_prop(v, "n", n, 0);
1073 snprintf(email, sizeof email, "%s@%s", user, node);
1074 vcard_set_prop(v, "email;internet", email, 0);
1076 snprintf(uid, sizeof uid, "collected: %s %s@%s", name, user, node);
1077 for (i=0; i<strlen(uid); ++i) {
1078 if (isspace(uid[i])) uid[i] = '_';
1079 uid[i] = tolower(uid[i]);
1081 vcard_set_prop(v, "UID", uid, 0);
1089 * This is called by store_harvested_addresses() to remove from the
1090 * list any addresses we already have in our address book.
1092 void strip_addresses_already_have(long msgnum, void *userdata) {
1093 char *collected_addresses;
1094 struct CtdlMessage *msg = NULL;
1098 char addr[256], user[256], node[256], name[256];
1100 collected_addresses = (char *)userdata;
1102 msg = CtdlFetchMessage(msgnum, 1);
1103 if (msg == NULL) return;
1104 v = vcard_load(msg->cm_fields['M']);
1105 CtdlFreeMessage(msg);
1108 while (value = vcard_get_prop(v, "email", 1, i++, 0), value != NULL) {
1110 for (j=0; j<num_tokens(collected_addresses, ','); ++j) {
1111 extract_token(addr, collected_addresses, j, ',', sizeof addr);
1113 /* Remove the address if we already have it! */
1114 process_rfc822_addr(addr, user, node, name);
1115 snprintf(addr, sizeof addr, "%s@%s", user, node);
1116 if (!strcasecmp(value, addr)) {
1117 remove_token(collected_addresses, j, ',');
1129 * Back end function for store_harvested_addresses()
1131 void store_this_ha(struct addresses_to_be_filed *aptr) {
1132 struct CtdlMessage *vmsg = NULL;
1133 long vmsgnum = (-1L);
1135 struct vCard *v = NULL;
1136 char recipient[256];
1139 /* First remove any addresses we already have in the address book */
1140 usergoto(aptr->roomname, 0, 0, NULL, NULL);
1141 CtdlForEachMessage(MSGS_ALL, 0, NULL, "^[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$", NULL,
1142 strip_addresses_already_have, aptr->collected_addresses);
1144 if (strlen(aptr->collected_addresses) > 0)
1145 for (i=0; i<num_tokens(aptr->collected_addresses, ','); ++i) {
1147 /* Make a vCard out of each address */
1148 extract_token(recipient, aptr->collected_addresses, i, ',', sizeof recipient);
1150 v = vcard_new_from_rfc822_addr(recipient);
1152 vmsg = malloc(sizeof(struct CtdlMessage));
1153 memset(vmsg, 0, sizeof(struct CtdlMessage));
1154 vmsg->cm_magic = CTDLMESSAGE_MAGIC;
1155 vmsg->cm_anon_type = MES_NORMAL;
1156 vmsg->cm_format_type = FMT_RFC822;
1157 vmsg->cm_fields['A'] = strdup("Citadel");
1158 vmsg->cm_fields['E'] = strdup(vcard_get_prop(v, "UID", 0, 0, 0));
1159 ser = vcard_serialize(v);
1161 vmsg->cm_fields['M'] = malloc(strlen(ser) + 1024);
1162 sprintf(vmsg->cm_fields['M'],
1163 "Content-type: text/vcard"
1164 "\r\n\r\n%s\r\n", ser);
1169 lprintf(CTDL_DEBUG, "Adding contact: %s\n", recipient);
1170 vmsgnum = CtdlSubmitMsg(vmsg, NULL, aptr->roomname);
1171 CtdlFreeMessage(vmsg);
1175 free(aptr->roomname);
1176 free(aptr->collected_addresses);
1182 * When a user sends a message, we may harvest one or more email addresses
1183 * from the recipient list to be added to the user's address book. But we
1184 * want to do this asynchronously so it doesn't keep the user waiting.
1186 void store_harvested_addresses(void) {
1188 struct addresses_to_be_filed *aptr = NULL;
1190 if (atbf == NULL) return;
1192 begin_critical_section(S_ATBF);
1193 while (atbf != NULL) {
1196 end_critical_section(S_ATBF);
1197 store_this_ha(aptr);
1198 begin_critical_section(S_ATBF);
1200 end_critical_section(S_ATBF);
1205 * Function to output vCard data as plain text. Nobody uses MSG0 anymore, so
1206 * really this is just so we expose the vCard data to the full text indexer.
1208 void vcard_fixed_output(char *ptr, int len) {
1209 char *serialized_vcard;
1214 serialized_vcard = malloc(len + 1);
1215 safestrncpy(serialized_vcard, ptr, len+1);
1216 v = vcard_load(serialized_vcard);
1217 free(serialized_vcard);
1220 while (key = vcard_get_prop(v, "", 0, i, 1), key != NULL) {
1221 value = vcard_get_prop(v, "", 0, i++, 0);
1222 cprintf("%s\n", value);
1229 char *serv_postfix_tcpdict(void)
1231 CtdlRegisterServiceHook(config.c_pftcpdict_port, /* Postfix */
1241 char *serv_vcard_init(void)
1247 CtdlRegisterSessionHook(vcard_session_login_hook, EVT_LOGIN);
1248 CtdlRegisterMessageHook(vcard_upload_beforesave, EVT_BEFORESAVE);
1249 CtdlRegisterMessageHook(vcard_upload_aftersave, EVT_AFTERSAVE);
1250 CtdlRegisterDeleteHook(vcard_delete_remove);
1251 CtdlRegisterProtoHook(cmd_regi, "REGI", "Enter registration info");
1252 CtdlRegisterProtoHook(cmd_greg, "GREG", "Get registration info");
1253 CtdlRegisterProtoHook(cmd_igab, "IGAB",
1254 "Initialize Global Address Book");
1255 CtdlRegisterProtoHook(cmd_qdir, "QDIR", "Query Directory");
1256 CtdlRegisterProtoHook(cmd_gvsn, "GVSN", "Get Valid Screen Names");
1257 CtdlRegisterProtoHook(cmd_gvea, "GVEA", "Get Valid Email Addresses");
1258 CtdlRegisterUserHook(vcard_newuser, EVT_NEWUSER);
1259 CtdlRegisterUserHook(vcard_purge, EVT_PURGEUSER);
1260 CtdlRegisterNetprocHook(vcard_extract_from_network);
1261 CtdlRegisterSessionHook(store_harvested_addresses, EVT_TIMER);
1262 CtdlRegisterFixedOutputHook("text/x-vcard", vcard_fixed_output);
1263 CtdlRegisterFixedOutputHook("text/vcard", vcard_fixed_output);
1265 /* Create the Global ADdress Book room if necessary */
1266 create_room(ADDRESS_BOOK_ROOM, 3, "", 0, 1, 0, VIEW_ADDRESSBOOK);
1268 /* Set expiration policy to manual; otherwise objects will be lost! */
1269 if (!lgetroom(&qr, ADDRESS_BOOK_ROOM)) {
1270 qr.QRep.expire_mode = EXPIRE_MANUAL;
1271 qr.QRdefaultview = VIEW_ADDRESSBOOK; /* 2 = address book view */
1275 * Also make sure it has a netconfig file, so the networker runs
1276 * on this room even if we don't share it with any other nodes.
1277 * This allows the CANCEL messages (i.e. "Purge this vCard") to be
1280 assoc_file_name(filename, sizeof filename, &qr, ctdl_netcfg_dir);
1281 fp = fopen(filename, "a");
1282 if (fp != NULL) fclose(fp);
1283 chown(filename, CTDLUID, (-1));