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 /* If users cannot create their own accounts, they cannot re-register either. */
348 if ( (yes_my_citadel_config) && (config.c_disable_newu) && (CC->user.axlevel < 6) ) {
352 s = vcard_get_prop(v, "FN", 0, 0, 0);
353 if (s) lprintf(CTDL_DEBUG, "vCard beforesave hook running for <%s>\n", s);
355 if (yes_my_citadel_config) {
356 /* Bingo! The user is uploading a new vCard, so
357 * delete the old one. First, figure out which user
358 * is being re-registered...
360 what_user = atol(CC->room.QRname);
362 if (what_user == CC->user.usernum) {
363 /* It's the logged in user. That was easy. */
364 memcpy(&usbuf, &CC->user, sizeof(struct ctdluser));
367 else if (getuserbynumber(&usbuf, what_user) == 0) {
368 /* We fetched a valid user record */
372 /* somebody set up us the bomb! */
373 yes_my_citadel_config = 0;
377 if (yes_my_citadel_config) {
378 /* Delete the user's old vCard. This would probably
379 * get taken care of by the replication check, but we
380 * want to make sure there is absolutely only one
381 * vCard in the user's config room at all times.
384 CtdlDeleteMessages(CC->room.QRname, NULL, 0, "^[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$");
386 /* Make the author of the message the name of the user. */
387 if (msg->cm_fields['A'] != NULL) {
388 free(msg->cm_fields['A']);
390 msg->cm_fields['A'] = strdup(usbuf.fullname);
393 /* Insert or replace RFC2739-compliant free/busy URL */
394 if (yes_my_citadel_config) {
395 sprintf(buf, "http://%s/%s.vfb",
398 for (i=0; i<strlen(buf); ++i) {
399 if (buf[i] == ' ') buf[i] = '_';
401 vcard_set_prop(v, "FBURL;PREF", buf, 0);
404 /* If the vCard has no UID, then give it one. */
405 s = vcard_get_prop(v, "UID", 0, 0, 0);
408 vcard_set_prop(v, "UID", buf, 0);
411 /* Enforce local UID policy if applicable */
412 if (yes_my_citadel_config) {
413 snprintf(buf, sizeof buf, VCARD_EXT_FORMAT, msg->cm_fields['A'], NODENAME);
414 vcard_set_prop(v, "UID", buf, 0);
418 * Set the EUID of the message to the UID of the vCard.
420 if (msg->cm_fields['E'] != NULL) free(msg->cm_fields['E']);
421 s = vcard_get_prop(v, "UID", 0, 0, 0);
423 msg->cm_fields['E'] = strdup(s);
424 if (msg->cm_fields['U'] == NULL) {
425 msg->cm_fields['U'] = strdup(s);
430 * Set the Subject to the name in the vCard.
432 s = vcard_get_prop(v, "FN", 0, 0, 0);
434 s = vcard_get_prop(v, "N", 0, 0, 0);
437 if (msg->cm_fields['U'] != NULL) {
438 free(msg->cm_fields['U']);
440 msg->cm_fields['U'] = strdup(s);
443 /* Re-serialize it back into the msg body */
444 ser = vcard_serialize(v);
446 msg->cm_fields['M'] = realloc(msg->cm_fields['M'], strlen(ser) + 1024);
447 sprintf(msg->cm_fields['M'],
448 "Content-type: text/vcard"
449 "\r\n\r\n%s\r\n", ser);
453 /* Now allow the save to complete. */
461 * This handler detects whether the user is attempting to save a new
462 * vCard as part of his/her personal configuration, and handles the replace
463 * function accordingly (copy the vCard from the config room to the global
466 int vcard_upload_aftersave(struct CtdlMessage *msg) {
472 if (!CC->logged_in) return(0); /* Only do this if logged in. */
474 /* If this isn't the configuration room, or if this isn't a MIME
475 * message, don't bother.
477 if (msg->cm_fields['O'] == NULL) return(0);
478 if (strcasecmp(msg->cm_fields['O'], USERCONFIGROOM)) return(0);
479 if (msg->cm_format_type != 4) return(0);
481 ptr = msg->cm_fields['M'];
482 if (ptr == NULL) return(0);
483 while (ptr != NULL) {
485 linelen = strcspn(ptr, "\n");
486 if (linelen == 0) return(0); /* end of headers */
488 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
489 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
491 * Bingo! The user is uploading a new vCard, so
492 * copy it to the Global Address Book room.
495 I = atol(msg->cm_fields['I']);
496 if (I < 0L) return(0);
498 /* Store our Internet return address in memory */
499 v = vcard_load(msg->cm_fields['M']);
500 extract_inet_email_addrs(CC->cs_inet_email, sizeof CC->cs_inet_email,
501 CC->cs_inet_other_emails, sizeof CC->cs_inet_other_emails,
503 extract_friendly_name(CC->cs_inet_fn, sizeof CC->cs_inet_fn, v);
506 /* Put it in the Global Address Book room... */
507 CtdlSaveMsgPointerInRoom(ADDRESS_BOOK_ROOM, I, 1, msg);
509 /* ...and also in the directory database. */
510 vcard_add_to_directory(I, NULL);
512 /* Some sites want an Aide to be notified when a
513 * user registers or re-registers...
517 /* ...which also means we need to flag the user */
518 lgetuser(&CC->user, CC->curr_user);
519 CC->user.flags |= (US_REGIS|US_NEEDVALID);
525 ptr = strchr((char *)ptr, '\n');
526 if (ptr != NULL) ++ptr;
535 * back end function used for callbacks
537 void vcard_gu_backend(long supplied_msgnum, void *userdata) {
540 msgnum = (long *) userdata;
541 *msgnum = supplied_msgnum;
546 * If this user has a vcard on disk, read it into memory, otherwise allocate
547 * and return an empty vCard.
549 struct vCard *vcard_get_user(struct ctdluser *u) {
550 char hold_rm[ROOMNAMELEN];
551 char config_rm[ROOMNAMELEN];
552 struct CtdlMessage *msg = NULL;
556 strcpy(hold_rm, CC->room.QRname); /* save current room */
557 MailboxName(config_rm, sizeof config_rm, u, USERCONFIGROOM);
559 if (getroom(&CC->room, config_rm) != 0) {
560 getroom(&CC->room, hold_rm);
564 /* We want the last (and probably only) vcard in this room */
566 CtdlForEachMessage(MSGS_LAST, 1, NULL, "^[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$",
567 NULL, vcard_gu_backend, (void *)&VCmsgnum );
568 getroom(&CC->room, hold_rm); /* return to saved room */
570 if (VCmsgnum < 0L) return vcard_new();
572 msg = CtdlFetchMessage(VCmsgnum, 1);
573 if (msg == NULL) return vcard_new();
575 v = vcard_load(msg->cm_fields['M']);
576 CtdlFreeMessage(msg);
582 * Store this user's vCard in the appropriate place
585 * Write our config to disk
587 void vcard_write_user(struct ctdluser *u, struct vCard *v) {
592 CtdlMakeTempFileName(temp, sizeof temp);
593 ser = vcard_serialize(v);
595 fp = fopen(temp, "w");
596 if (fp == NULL) return;
598 fprintf(fp, "begin:vcard\r\nend:vcard\r\n");
600 fwrite(ser, strlen(ser), 1, fp);
605 /* This handy API function does all the work for us.
606 * NOTE: normally we would want to set that last argument to 1, to
607 * force the system to delete the user's old vCard. But it doesn't
608 * have to, because the vcard_upload_beforesave() hook above
609 * is going to notice what we're trying to do, and delete the old vCard.
611 CtdlWriteObject(USERCONFIGROOM, /* which room */
612 "text/vcard", /* MIME type */
613 temp, /* temp file */
616 0, /* don't delete others of this type */
625 * Old style "enter registration info" command. This function simply honors
626 * the REGI protocol command, translates the entered parameters into a vCard,
627 * and enters the vCard into the user's configuration.
629 void cmd_regi(char *argbuf) {
632 struct vCard *my_vcard;
638 char tmpaddress[SIZ];
639 char tmpcountry[SIZ];
643 if (!(CC->logged_in)) {
644 cprintf("%d Not logged in.\n",ERROR + NOT_LOGGED_IN);
648 /* If users cannot create their own accounts, they cannot re-register either. */
649 if ( (config.c_disable_newu) && (CC->user.axlevel < 6) ) {
650 cprintf("%d Self-service registration is not allowed here.\n",
651 ERROR + HIGHER_ACCESS_REQUIRED);
654 my_vcard = vcard_get_user(&CC->user);
657 strcpy(tmpstate, "");
659 strcpy(tmpcountry, "USA");
661 cprintf("%d Send registration...\n", SEND_LISTING);
663 while (client_getln(buf, sizeof buf), strcmp(buf,"000")) {
664 if (a==0) vcard_set_prop(my_vcard, "n", buf, 0);
665 if (a==1) strcpy(tmpaddr, buf);
666 if (a==2) strcpy(tmpcity, buf);
667 if (a==3) strcpy(tmpstate, buf);
669 for (c=0; c<strlen(buf); ++c) {
670 if ((buf[c]>='0') && (buf[c]<='9')) {
677 if (a==5) vcard_set_prop(my_vcard, "tel;home", buf, 0);
678 if (a==6) vcard_set_prop(my_vcard, "email;internet", buf, 0);
679 if (a==7) strcpy(tmpcountry, buf);
683 snprintf(tmpaddress, sizeof tmpaddress, ";;%s;%s;%s;%s;%s",
684 tmpaddr, tmpcity, tmpstate, tmpzip, tmpcountry);
685 vcard_set_prop(my_vcard, "adr", tmpaddress, 0);
686 vcard_write_user(&CC->user, my_vcard);
687 vcard_free(my_vcard);
692 * Protocol command to fetch registration info for a user
694 void cmd_greg(char *argbuf)
696 struct ctdluser usbuf;
699 char who[USERNAME_SIZE];
703 extract_token(who, argbuf, 0, '|', sizeof who);
705 if (!(CC->logged_in)) {
706 cprintf("%d Not logged in.\n", ERROR + NOT_LOGGED_IN);
710 if (!strcasecmp(who,"_SELF_")) strcpy(who,CC->curr_user);
712 if ((CC->user.axlevel < 6) && (strcasecmp(who,CC->curr_user))) {
713 cprintf("%d Higher access required.\n",
714 ERROR + HIGHER_ACCESS_REQUIRED);
718 if (getuser(&usbuf, who) != 0) {
719 cprintf("%d '%s' not found.\n", ERROR + NO_SUCH_USER, who);
723 v = vcard_get_user(&usbuf);
725 cprintf("%d %s\n", LISTING_FOLLOWS, usbuf.fullname);
726 cprintf("%ld\n", usbuf.usernum);
727 cprintf("%s\n", usbuf.password);
728 s = vcard_get_prop(v, "n", 0, 0, 0);
729 cprintf("%s\n", s ? s : " "); /* name */
731 s = vcard_get_prop(v, "adr", 0, 0, 0);
732 snprintf(adr, sizeof adr, "%s", s ? s : " ");/* address... */
734 extract_token(buf, adr, 2, ';', sizeof buf);
735 cprintf("%s\n", buf); /* street */
736 extract_token(buf, adr, 3, ';', sizeof buf);
737 cprintf("%s\n", buf); /* city */
738 extract_token(buf, adr, 4, ';', sizeof buf);
739 cprintf("%s\n", buf); /* state */
740 extract_token(buf, adr, 5, ';', sizeof buf);
741 cprintf("%s\n", buf); /* zip */
743 s = vcard_get_prop(v, "tel;home", 0, 0, 0);
744 if (s == NULL) s = vcard_get_prop(v, "tel", 1, 0, 0);
752 cprintf("%d\n", usbuf.axlevel);
754 s = vcard_get_prop(v, "email;internet", 0, 0, 0);
755 cprintf("%s\n", s ? s : " ");
756 s = vcard_get_prop(v, "adr", 0, 0, 0);
757 snprintf(adr, sizeof adr, "%s", s ? s : " ");/* address... */
759 extract_token(buf, adr, 6, ';', sizeof buf);
760 cprintf("%s\n", buf); /* country */
767 * When a user is being created, create his/her vCard.
769 void vcard_newuser(struct ctdluser *usbuf) {
775 vcard_fn_to_n(vname, usbuf->fullname, sizeof vname);
776 lprintf(CTDL_DEBUG, "Converted <%s> to <%s>\n", usbuf->fullname, vname);
778 /* Create and save the vCard */
780 if (v == NULL) return;
781 sprintf(buf, "%s@%s", usbuf->fullname, config.c_fqdn);
782 for (i=0; i<strlen(buf); ++i) {
783 if (buf[i] == ' ') buf[i] = '_';
785 vcard_add_prop(v, "fn", usbuf->fullname);
786 vcard_add_prop(v, "n", vname);
787 vcard_add_prop(v, "adr", "adr:;;_;_;_;00000;__");
788 vcard_add_prop(v, "email;internet", buf);
789 vcard_write_user(usbuf, v);
795 * When a user is being deleted, we have to remove his/her vCard.
796 * This is accomplished by issuing a message with 'CANCEL' in the S (special)
797 * field, and the same Exclusive ID as the existing card.
799 void vcard_purge(struct ctdluser *usbuf) {
800 struct CtdlMessage *msg;
803 msg = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
804 if (msg == NULL) return;
805 memset(msg, 0, sizeof(struct CtdlMessage));
807 msg->cm_magic = CTDLMESSAGE_MAGIC;
808 msg->cm_anon_type = MES_NORMAL;
809 msg->cm_format_type = 0;
810 msg->cm_fields['A'] = strdup(usbuf->fullname);
811 msg->cm_fields['O'] = strdup(ADDRESS_BOOK_ROOM);
812 msg->cm_fields['N'] = strdup(NODENAME);
813 msg->cm_fields['M'] = strdup("Purge this vCard\n");
815 snprintf(buf, sizeof buf, VCARD_EXT_FORMAT,
816 msg->cm_fields['A'], NODENAME);
817 msg->cm_fields['E'] = strdup(buf);
819 msg->cm_fields['S'] = strdup("CANCEL");
821 CtdlSubmitMsg(msg, NULL, ADDRESS_BOOK_ROOM);
822 CtdlFreeMessage(msg);
827 * Grab vCard directory stuff out of incoming network messages
829 int vcard_extract_from_network(struct CtdlMessage *msg, char *target_room) {
833 if (msg == NULL) return(0);
835 if (strcasecmp(target_room, ADDRESS_BOOK_ROOM)) {
839 if (msg->cm_format_type != 4) return(0);
841 ptr = msg->cm_fields['M'];
842 if (ptr == NULL) return(0);
843 while (ptr != NULL) {
845 linelen = strcspn(ptr, "\n");
846 if (linelen == 0) return(0); /* end of headers */
848 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
849 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
850 /* It's a vCard. Add it to the directory. */
851 vcard_extract_internet_addresses(msg, CtdlDirectoryAddUser);
855 ptr = strchr((char *)ptr, '\n');
856 if (ptr != NULL) ++ptr;
865 * When a vCard is being removed from the Global Address Book room, remove it
866 * from the directory as well.
868 void vcard_delete_remove(char *room, long msgnum) {
869 struct CtdlMessage *msg;
873 if (msgnum <= 0L) return;
875 if (strcasecmp(room, ADDRESS_BOOK_ROOM)) {
879 msg = CtdlFetchMessage(msgnum, 1);
880 if (msg == NULL) return;
882 ptr = msg->cm_fields['M'];
883 if (ptr == NULL) goto EOH;
884 while (ptr != NULL) {
885 linelen = strcspn(ptr, "\n");
886 if (linelen == 0) goto EOH;
888 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
889 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
890 /* Bingo! A vCard is being deleted. */
891 vcard_extract_internet_addresses(msg, CtdlDirectoryDelUser);
893 ctdl_vcard_to_ldap(msg, V2L_DELETE);
896 ptr = strchr((char *)ptr, '\n');
897 if (ptr != NULL) ++ptr;
900 EOH: CtdlFreeMessage(msg);
906 * Get Valid Screen Names
908 void cmd_gvsn(char *argbuf)
910 if (CtdlAccessCheck(ac_logged_in)) return;
912 cprintf("%d valid screen names:\n", LISTING_FOLLOWS);
913 cprintf("%s\n", CC->user.fullname);
914 if ( (strlen(CC->cs_inet_fn) > 0) && (strcasecmp(CC->user.fullname, CC->cs_inet_fn)) ) {
915 cprintf("%s\n", CC->cs_inet_fn);
922 * Get Valid Email Addresses
924 void cmd_gvea(char *argbuf)
926 int num_secondary_emails = 0;
930 if (CtdlAccessCheck(ac_logged_in)) return;
932 cprintf("%d valid email addresses:\n", LISTING_FOLLOWS);
933 if (strlen(CC->cs_inet_email) > 0) {
934 cprintf("%s\n", CC->cs_inet_email);
936 if (strlen(CC->cs_inet_other_emails) > 0) {
937 num_secondary_emails = num_tokens(CC->cs_inet_other_emails, '|');
938 for (i=0; i<num_secondary_emails; ++i) {
939 extract_token(buf, CC->cs_inet_other_emails,i,'|',sizeof CC->cs_inet_other_emails);
940 cprintf("%s\n", buf);
950 void cmd_qdir(char *argbuf) {
951 char citadel_addr[256];
952 char internet_addr[256];
954 if (CtdlAccessCheck(ac_logged_in)) return;
956 extract_token(internet_addr, argbuf, 0, '|', sizeof internet_addr);
958 if (CtdlDirectoryLookup(citadel_addr, internet_addr, sizeof citadel_addr) != 0) {
959 cprintf("%d %s was not found.\n",
960 ERROR + NO_SUCH_USER, internet_addr);
964 cprintf("%d %s\n", CIT_OK, citadel_addr);
968 * Query Directory, in fact an alias to match postfix tcp auth.
970 void check_get(void) {
971 char internet_addr[256];
976 memset(cmdbuf, 0, sizeof cmdbuf); /* Clear it, just in case */
977 if (client_getln(cmdbuf, sizeof cmdbuf) < 1) {
978 lprintf(CTDL_CRIT, "Client disconnected: ending session.\n");
982 lprintf(CTDL_INFO, ": %s\n", cmdbuf);
983 while (strlen(cmdbuf) < 3) strcat(cmdbuf, " ");
985 if (strcasecmp(cmdbuf, "GET "));
987 struct recptypes *rcpt;
988 char *argbuf = &cmdbuf[4];
990 extract_token(internet_addr, argbuf, 0, '|', sizeof internet_addr);
991 rcpt = validate_recipients(internet_addr);
994 (*rcpt->recp_local != '\0')||
995 (*rcpt->recp_room != '\0')||
996 (*rcpt->recp_ignet != '\0')))
999 cprintf("200 OK %s\n", internet_addr);
1000 lprintf(CTDL_INFO, "sending 200 OK for the room %s\n", rcpt->display_recp);
1004 cprintf("500 REJECT noone here by that name.\n");
1006 lprintf(CTDL_INFO, "sending 500 REJECT noone here by that name: %s\n", internet_addr);
1008 if (rcpt != NULL) free_recipients(rcpt);
1012 void check_get_greeting(void) {
1013 /* dummy function, we have no greeting in this verry simple protocol. */
1018 * We don't know if the Contacts room exists so we just create it at login
1020 void vcard_create_room(void)
1025 /* Create the calendar room if it doesn't already exist */
1026 create_room(USERCONTACTSROOM, 4, "", 0, 1, 0, VIEW_ADDRESSBOOK);
1028 /* Set expiration policy to manual; otherwise objects will be lost! */
1029 if (lgetroom(&qr, USERCONTACTSROOM)) {
1030 lprintf(CTDL_ERR, "Couldn't get the user CONTACTS room!\n");
1033 qr.QRep.expire_mode = EXPIRE_MANUAL;
1034 qr.QRdefaultview = VIEW_ADDRESSBOOK; /* 2 = address book view */
1037 /* Set the view to a calendar view */
1038 CtdlGetRelationship(&vbuf, &CC->user, &qr);
1039 vbuf.v_view = 2; /* 2 = address book view */
1040 CtdlSetRelationship(&vbuf, &CC->user, &qr);
1049 * When a user logs in...
1051 void vcard_session_login_hook(void) {
1052 struct vCard *v = NULL;
1054 v = vcard_get_user(&CC->user);
1055 extract_inet_email_addrs(CC->cs_inet_email, sizeof CC->cs_inet_email,
1056 CC->cs_inet_other_emails, sizeof CC->cs_inet_other_emails,
1058 extract_friendly_name(CC->cs_inet_fn, sizeof CC->cs_inet_fn, v);
1061 vcard_create_room();
1066 * Turn an arbitrary RFC822 address into a struct vCard for possible
1067 * inclusion into an address book.
1069 struct vCard *vcard_new_from_rfc822_addr(char *addr) {
1071 char user[256], node[256], name[256], email[256], n[256], uid[256];
1075 if (v == NULL) return(NULL);
1077 process_rfc822_addr(addr, user, node, name);
1078 vcard_set_prop(v, "fn", name, 0);
1080 vcard_fn_to_n(n, name, sizeof n);
1081 vcard_set_prop(v, "n", n, 0);
1083 snprintf(email, sizeof email, "%s@%s", user, node);
1084 vcard_set_prop(v, "email;internet", email, 0);
1086 snprintf(uid, sizeof uid, "collected: %s %s@%s", name, user, node);
1087 for (i=0; i<strlen(uid); ++i) {
1088 if (isspace(uid[i])) uid[i] = '_';
1089 uid[i] = tolower(uid[i]);
1091 vcard_set_prop(v, "UID", uid, 0);
1099 * This is called by store_harvested_addresses() to remove from the
1100 * list any addresses we already have in our address book.
1102 void strip_addresses_already_have(long msgnum, void *userdata) {
1103 char *collected_addresses;
1104 struct CtdlMessage *msg = NULL;
1108 char addr[256], user[256], node[256], name[256];
1110 collected_addresses = (char *)userdata;
1112 msg = CtdlFetchMessage(msgnum, 1);
1113 if (msg == NULL) return;
1114 v = vcard_load(msg->cm_fields['M']);
1115 CtdlFreeMessage(msg);
1118 while (value = vcard_get_prop(v, "email", 1, i++, 0), value != NULL) {
1120 for (j=0; j<num_tokens(collected_addresses, ','); ++j) {
1121 extract_token(addr, collected_addresses, j, ',', sizeof addr);
1123 /* Remove the address if we already have it! */
1124 process_rfc822_addr(addr, user, node, name);
1125 snprintf(addr, sizeof addr, "%s@%s", user, node);
1126 if (!strcasecmp(value, addr)) {
1127 remove_token(collected_addresses, j, ',');
1139 * Back end function for store_harvested_addresses()
1141 void store_this_ha(struct addresses_to_be_filed *aptr) {
1142 struct CtdlMessage *vmsg = NULL;
1143 long vmsgnum = (-1L);
1145 struct vCard *v = NULL;
1146 char recipient[256];
1149 /* First remove any addresses we already have in the address book */
1150 usergoto(aptr->roomname, 0, 0, NULL, NULL);
1151 CtdlForEachMessage(MSGS_ALL, 0, NULL, "^[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$", NULL,
1152 strip_addresses_already_have, aptr->collected_addresses);
1154 if (strlen(aptr->collected_addresses) > 0)
1155 for (i=0; i<num_tokens(aptr->collected_addresses, ','); ++i) {
1157 /* Make a vCard out of each address */
1158 extract_token(recipient, aptr->collected_addresses, i, ',', sizeof recipient);
1160 v = vcard_new_from_rfc822_addr(recipient);
1162 vmsg = malloc(sizeof(struct CtdlMessage));
1163 memset(vmsg, 0, sizeof(struct CtdlMessage));
1164 vmsg->cm_magic = CTDLMESSAGE_MAGIC;
1165 vmsg->cm_anon_type = MES_NORMAL;
1166 vmsg->cm_format_type = FMT_RFC822;
1167 vmsg->cm_fields['A'] = strdup("Citadel");
1168 vmsg->cm_fields['E'] = strdup(vcard_get_prop(v, "UID", 0, 0, 0));
1169 ser = vcard_serialize(v);
1171 vmsg->cm_fields['M'] = malloc(strlen(ser) + 1024);
1172 sprintf(vmsg->cm_fields['M'],
1173 "Content-type: text/vcard"
1174 "\r\n\r\n%s\r\n", ser);
1179 lprintf(CTDL_DEBUG, "Adding contact: %s\n", recipient);
1180 vmsgnum = CtdlSubmitMsg(vmsg, NULL, aptr->roomname);
1181 CtdlFreeMessage(vmsg);
1185 free(aptr->roomname);
1186 free(aptr->collected_addresses);
1192 * When a user sends a message, we may harvest one or more email addresses
1193 * from the recipient list to be added to the user's address book. But we
1194 * want to do this asynchronously so it doesn't keep the user waiting.
1196 void store_harvested_addresses(void) {
1198 struct addresses_to_be_filed *aptr = NULL;
1200 if (atbf == NULL) return;
1202 begin_critical_section(S_ATBF);
1203 while (atbf != NULL) {
1206 end_critical_section(S_ATBF);
1207 store_this_ha(aptr);
1208 begin_critical_section(S_ATBF);
1210 end_critical_section(S_ATBF);
1215 * Function to output vCard data as plain text. Nobody uses MSG0 anymore, so
1216 * really this is just so we expose the vCard data to the full text indexer.
1218 void vcard_fixed_output(char *ptr, int len) {
1219 char *serialized_vcard;
1224 serialized_vcard = malloc(len + 1);
1225 safestrncpy(serialized_vcard, ptr, len+1);
1226 v = vcard_load(serialized_vcard);
1227 free(serialized_vcard);
1230 while (key = vcard_get_prop(v, "", 0, i, 1), key != NULL) {
1231 value = vcard_get_prop(v, "", 0, i++, 0);
1232 cprintf("%s\n", value);
1239 char *serv_postfix_tcpdict(void)
1241 CtdlRegisterServiceHook(config.c_pftcpdict_port, /* Postfix */
1251 char *serv_vcard_init(void)
1257 CtdlRegisterSessionHook(vcard_session_login_hook, EVT_LOGIN);
1258 CtdlRegisterMessageHook(vcard_upload_beforesave, EVT_BEFORESAVE);
1259 CtdlRegisterMessageHook(vcard_upload_aftersave, EVT_AFTERSAVE);
1260 CtdlRegisterDeleteHook(vcard_delete_remove);
1261 CtdlRegisterProtoHook(cmd_regi, "REGI", "Enter registration info");
1262 CtdlRegisterProtoHook(cmd_greg, "GREG", "Get registration info");
1263 CtdlRegisterProtoHook(cmd_igab, "IGAB",
1264 "Initialize Global Address Book");
1265 CtdlRegisterProtoHook(cmd_qdir, "QDIR", "Query Directory");
1266 CtdlRegisterProtoHook(cmd_gvsn, "GVSN", "Get Valid Screen Names");
1267 CtdlRegisterProtoHook(cmd_gvea, "GVEA", "Get Valid Email Addresses");
1268 CtdlRegisterUserHook(vcard_newuser, EVT_NEWUSER);
1269 CtdlRegisterUserHook(vcard_purge, EVT_PURGEUSER);
1270 CtdlRegisterNetprocHook(vcard_extract_from_network);
1271 CtdlRegisterSessionHook(store_harvested_addresses, EVT_TIMER);
1272 CtdlRegisterFixedOutputHook("text/x-vcard", vcard_fixed_output);
1273 CtdlRegisterFixedOutputHook("text/vcard", vcard_fixed_output);
1275 /* Create the Global ADdress Book room if necessary */
1276 create_room(ADDRESS_BOOK_ROOM, 3, "", 0, 1, 0, VIEW_ADDRESSBOOK);
1278 /* Set expiration policy to manual; otherwise objects will be lost! */
1279 if (!lgetroom(&qr, ADDRESS_BOOK_ROOM)) {
1280 qr.QRep.expire_mode = EXPIRE_MANUAL;
1281 qr.QRdefaultview = VIEW_ADDRESSBOOK; /* 2 = address book view */
1285 * Also make sure it has a netconfig file, so the networker runs
1286 * on this room even if we don't share it with any other nodes.
1287 * This allows the CANCEL messages (i.e. "Purge this vCard") to be
1290 assoc_file_name(filename, sizeof filename, &qr, ctdl_netcfg_dir);
1291 fp = fopen(filename, "a");
1292 if (fp != NULL) fclose(fp);
1293 chown(filename, CTDLUID, (-1));