2 * A server-side module for Citadel which supports address book information
3 * using the standard vCard format.
5 * Copyright (c) 1999-2009 by the citadel.org team
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * Format of the "Exclusive ID" field of the message containing a user's
24 * vCard. Doesn't matter what it really looks like as long as it's both
25 * unique and consistent (because we use it for replication checking to
26 * delete the old vCard network-wide when the user enters a new one).
28 #define VCARD_EXT_FORMAT "Citadel vCard: personal card for %s at %s"
31 * Citadel will accept either text/vcard or text/x-vcard as the MIME type
32 * for a vCard. The following definition determines which one it *generates*
35 #define VCARD_MIME_TYPE "text/x-vcard"
46 #include <sys/types.h>
48 #if TIME_WITH_SYS_TIME
49 # include <sys/time.h>
53 # include <sys/time.h>
62 #include <libcitadel.h>
65 #include "citserver.h"
72 #include "internet_addressing.h"
73 #include "serv_vcard.h"
74 #include "citadel_ldap.h"
75 #include "ctdl_module.h"
78 * set global flag calling for an aide to validate new users
80 void set_mm_valid(void) {
81 begin_critical_section(S_CONTROL);
83 CitControl.MMflags = CitControl.MMflags | MM_VALID ;
85 end_critical_section(S_CONTROL);
91 * Extract Internet e-mail addresses from a message containing a vCard, and
92 * perform a callback for any found.
94 void vcard_extract_internet_addresses(struct CtdlMessage *msg, int (*callback)(char *, char *) ) {
99 char citadel_address[SIZ];
101 int found_something = 0;
103 if (msg->cm_fields['A'] == NULL) return;
104 if (msg->cm_fields['N'] == NULL) return;
105 snprintf(citadel_address, sizeof citadel_address, "%s @ %s",
106 msg->cm_fields['A'], msg->cm_fields['N']);
108 v = vcard_load(msg->cm_fields['M']);
109 if (v == NULL) return;
111 /* Go through the vCard searching for *all* instances of
112 * the "email;internet" key
115 s = vcard_get_prop(v, "email", 1, instance, 0); /* get any 'email' field */
116 k = vcard_get_prop(v, "email", 1, instance++, 1); /* but also learn it with attrs */
117 if ( (s != NULL) && (k != NULL) && (bmstrcasestr(k, "internet")) ) {
120 if (!IsEmptyStr(addr)) {
121 if (callback != NULL) {
122 callback(addr, citadel_address);
131 } while(found_something);
138 * Callback for vcard_add_to_directory()
139 * (Lotsa ugly nested callbacks. Oh well.)
141 int vcard_directory_add_user(char *internet_addr, char *citadel_addr) {
142 struct CitContext *CCC = CC;
145 /* We have to validate that we're not stepping on someone else's
146 * email address ... but only if we're logged in. Otherwise it's
147 * probably just the networker or something.
149 if (CCC->logged_in) {
150 syslog(LOG_DEBUG, "Checking for <%s>...\n", internet_addr);
151 if (CtdlDirectoryLookup(buf, internet_addr, sizeof buf) == 0) {
152 if (strcasecmp(buf, citadel_addr)) {
153 /* This address belongs to someone else.
154 * Bail out silently without saving.
156 syslog(LOG_DEBUG, "DOOP!\n");
158 StrBufAppendPrintf(CCC->StatusMessage, "\n%d|", ERROR+ALREADY_EXISTS);
159 StrBufAppendBufPlain(CCC->StatusMessage, internet_addr, -1, 0);
160 StrBufAppendBufPlain(CCC->StatusMessage, HKEY("|"), 0);
161 StrBufAppendBufPlain(CCC->StatusMessage, _("unable to add this emailaddress again."), -1, 0);
162 StrBufAppendBufPlain(CCC->StatusMessage, HKEY("\n"), 0);
167 syslog(LOG_INFO, "Adding %s (%s) to directory\n", citadel_addr, internet_addr);
168 if (CtdlDirectoryAddUser(internet_addr, citadel_addr))
170 StrBufAppendPrintf(CCC->StatusMessage, "\n%d|", CIT_OK);
171 StrBufAppendBufPlain(CCC->StatusMessage, internet_addr, -1, 0);
172 StrBufAppendBufPlain(CCC->StatusMessage, HKEY("|"), 0);
173 StrBufAppendBufPlain(CCC->StatusMessage, _("successfully addded emailaddress."), -1, 0);
178 StrBufAppendPrintf(CCC->StatusMessage, "\n%d|", ERROR+ ILLEGAL_VALUE);
179 StrBufAppendBufPlain(CCC->StatusMessage, internet_addr, -1, 0);
180 StrBufAppendBufPlain(CCC->StatusMessage, HKEY("|"), 0);
181 StrBufAppendBufPlain(CCC->StatusMessage, _("unable to add this emailaddress; its not matching our domain."), -1, 0);
188 * Back end function for cmd_igab()
190 void vcard_add_to_directory(long msgnum, void *data) {
191 struct CtdlMessage *msg;
193 msg = CtdlFetchMessage(msgnum, 1);
195 vcard_extract_internet_addresses(msg, vcard_directory_add_user);
198 CtdlFreeMessage(msg);
203 * Initialize Global Adress Book
205 void cmd_igab(char *argbuf) {
206 char hold_rm[ROOMNAMELEN];
208 if (CtdlAccessCheck(ac_aide)) return;
210 strcpy(hold_rm, CC->room.QRname); /* save current room */
212 if (CtdlGetRoom(&CC->room, ADDRESS_BOOK_ROOM) != 0) {
213 CtdlGetRoom(&CC->room, hold_rm);
214 cprintf("%d cannot get address book room\n", ERROR + ROOM_NOT_FOUND);
218 /* Empty the existing database first.
222 /* We want *all* vCards in this room */
223 NewStrBufDupAppendFlush(&CC->StatusMessage, NULL, NULL, 0);
224 CtdlForEachMessage(MSGS_ALL, 0, NULL, "[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$",
225 NULL, vcard_add_to_directory, NULL);
227 CtdlGetRoom(&CC->room, hold_rm); /* return to saved room */
228 cprintf("%d Directory has been rebuilt.\n", CIT_OK);
235 * See if there is a valid Internet address in a vCard to use for outbound
236 * Internet messages. If there is, stick it in the buffer.
238 void extract_inet_email_addrs(char *emailaddrbuf, size_t emailaddrbuf_len,
239 char *secemailaddrbuf, size_t secemailaddrbuf_len,
241 int local_addrs_only)
243 struct CitContext *CCC = CC; /* put this on the stack, just for speed */
246 int IsDirectoryAddress;
247 int saved_instance = 0;
249 /* Go through the vCard searching for *all* Internet email addresses
251 while (s = vcard_get_prop(v, "email", 1, instance, 0), s != NULL) {
252 k = vcard_get_prop(v, "email", 1, instance, 1);
253 if ( (s != NULL) && (k != NULL) && (bmstrcasestr(k, "internet")) ) {
256 if (!IsEmptyStr(addr)) {
257 IsDirectoryAddress = IsDirectory(addr, 1);
258 if ( IsDirectoryAddress || !local_addrs_only)
261 if ((saved_instance == 1) && (emailaddrbuf != NULL)) {
262 safestrncpy(emailaddrbuf, addr, emailaddrbuf_len);
264 else if ((saved_instance == 2) && (secemailaddrbuf != NULL)) {
265 safestrncpy(secemailaddrbuf, addr, secemailaddrbuf_len);
267 else if ((saved_instance > 2) && (secemailaddrbuf != NULL)) {
268 if ( (strlen(addr) + strlen(secemailaddrbuf) + 2)
269 < secemailaddrbuf_len ) {
270 strcat(secemailaddrbuf, "|");
271 strcat(secemailaddrbuf, addr);
275 if (!IsDirectoryAddress && local_addrs_only)
277 StrBufAppendPrintf(CCC->StatusMessage, "\n%d|", ERROR+ ILLEGAL_VALUE);
278 StrBufAppendBufPlain(CCC->StatusMessage, addr, -1, 0);
279 StrBufAppendBufPlain(CCC->StatusMessage, HKEY("|"), 0);
280 StrBufAppendBufPlain(CCC->StatusMessage, _("unable to add this emailaddress; its not matching our domain."), -1, 0);
292 * See if there is a name / screen name / friendly name in a vCard to use for outbound
293 * Internet messages. If there is, stick it in the buffer.
295 void extract_friendly_name(char *namebuf, size_t namebuf_len, struct vCard *v)
299 s = vcard_get_prop(v, "fn", 1, 0, 0);
301 s = vcard_get_prop(v, "n", 1, 0, 0);
305 safestrncpy(namebuf, s, namebuf_len);
311 * Callback function for vcard_upload_beforesave() hunts for the real vcard in the MIME structure
313 void vcard_extract_vcard(char *name, char *filename, char *partnum, char *disp,
314 void *content, char *cbtype, char *cbcharset, size_t length,
315 char *encoding, char *cbid, void *cbuserdata)
317 struct vCard **v = (struct vCard **) cbuserdata;
319 if ( (!strcasecmp(cbtype, "text/x-vcard"))
320 || (!strcasecmp(cbtype, "text/vcard")) ) {
322 syslog(LOG_DEBUG, "Part %s contains a vCard! Loading...\n", partnum);
326 *v = vcard_load(content);
332 * This handler detects whether the user is attempting to save a new
333 * vCard as part of his/her personal configuration, and handles the replace
334 * function accordingly (delete the user's existing vCard in the config room
335 * and in the global address book).
337 int vcard_upload_beforesave(struct CtdlMessage *msg) {
341 struct ctdluser usbuf;
343 struct vCard *v = NULL;
346 int yes_my_citadel_config = 0;
347 int yes_any_vcard_room = 0;
349 if (!CC->logged_in) return(0); /* Only do this if logged in. */
351 /* Is this some user's "My Citadel Config" room? */
352 if ( (CC->room.QRflags && QR_MAILBOX)
353 && (!strcasecmp(&CC->room.QRname[11], USERCONFIGROOM)) ) {
354 /* Yes, we want to do this */
355 yes_my_citadel_config = 1;
356 syslog(LOG_DEBUG, "GAB: user config room detected");
358 #ifdef VCARD_SAVES_BY_AIDES_ONLY
359 /* Prevent non-aides from performing registration changes */
360 if (CC->user.axlevel < AxAideU) {
367 /* Is this a room with an address book in it? */
368 if (CC->room.QRdefaultview == VIEW_ADDRESSBOOK) {
369 yes_any_vcard_room = 1;
370 syslog(LOG_DEBUG, "GAB: address book room detected");
373 /* If neither condition exists, don't run this hook. */
374 if ( (!yes_my_citadel_config) && (!yes_any_vcard_room) ) {
378 /* If this isn't a MIME message, don't bother. */
379 if (msg->cm_format_type != 4) return(0);
381 /* Ok, if we got this far, look into the situation further... */
383 ptr = msg->cm_fields['M'];
384 if (ptr == NULL) return(0);
386 mime_parser(msg->cm_fields['M'],
388 *vcard_extract_vcard,
390 &v, /* user data ptr - put the vcard here */
394 if (v == NULL) return(0); /* no vCards were found in this message */
396 /* If users cannot create their own accounts, they cannot re-register either. */
397 if ( (yes_my_citadel_config) && (config.c_disable_newu) && (CC->user.axlevel < AxAideU) ) {
401 s = vcard_get_prop(v, "fn", 1, 0, 0);
402 if (s) syslog(LOG_DEBUG, "GAB: vCard beforesave hook running for <%s>\n", s);
404 if (yes_my_citadel_config) {
405 /* Bingo! The user is uploading a new vCard, so
406 * delete the old one. First, figure out which user
407 * is being re-registered...
409 what_user = atol(CC->room.QRname);
411 if (what_user == CC->user.usernum) {
412 /* It's the logged in user. That was easy. */
413 memcpy(&usbuf, &CC->user, sizeof(struct ctdluser));
416 else if (CtdlGetUserByNumber(&usbuf, what_user) == 0) {
417 /* We fetched a valid user record */
421 /* somebody set up us the bomb! */
422 yes_my_citadel_config = 0;
426 if (yes_my_citadel_config) {
427 /* Delete the user's old vCard. This would probably
428 * get taken care of by the replication check, but we
429 * want to make sure there is absolutely only one
430 * vCard in the user's config room at all times.
433 syslog(LOG_DEBUG, "GAB: deleting old vCard for user");
434 CtdlDeleteMessages(CC->room.QRname, NULL, 0, "[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$");
436 /* Make the author of the message the name of the user. */
437 if (msg->cm_fields['A'] != NULL) {
438 free(msg->cm_fields['A']);
440 msg->cm_fields['A'] = strdup(usbuf.fullname);
443 /* Insert or replace RFC2739-compliant free/busy URL */
444 if (yes_my_citadel_config) {
445 sprintf(buf, "http://%s/%s.vfb",
448 for (i=0; buf[i]; ++i) {
449 if (buf[i] == ' ') buf[i] = '_';
451 vcard_set_prop(v, "FBURL;PREF", buf, 0);
454 /* If the vCard has no UID, then give it one. */
455 s = vcard_get_prop(v, "UID", 1, 0, 0);
458 vcard_set_prop(v, "UID", buf, 0);
461 /* Enforce local UID policy if applicable */
462 if (yes_my_citadel_config) {
463 snprintf(buf, sizeof buf, VCARD_EXT_FORMAT, msg->cm_fields['A'], NODENAME);
464 vcard_set_prop(v, "UID", buf, 0);
468 * Set the EUID of the message to the UID of the vCard.
470 if (msg->cm_fields['E'] != NULL)
472 free(msg->cm_fields['E']);
473 msg->cm_fields['E'] = NULL;
475 s = vcard_get_prop(v, "UID", 1, 0, 0);
477 msg->cm_fields['E'] = strdup(s);
478 if (msg->cm_fields['U'] == NULL) {
479 msg->cm_fields['U'] = strdup(s);
484 * Set the Subject to the name in the vCard.
486 s = vcard_get_prop(v, "FN", 1, 0, 0);
488 s = vcard_get_prop(v, "N", 1, 0, 0);
491 if (msg->cm_fields['U'] != NULL) {
492 free(msg->cm_fields['U']);
494 msg->cm_fields['U'] = strdup(s);
497 /* Re-serialize it back into the msg body */
498 ser = vcard_serialize(v);
500 msg->cm_fields['M'] = realloc(msg->cm_fields['M'], strlen(ser) + 1024);
501 sprintf(msg->cm_fields['M'],
502 "Content-type: " VCARD_MIME_TYPE
503 "\r\n\r\n%s\r\n", ser);
507 /* Now allow the save to complete. */
509 syslog(LOG_DEBUG, "GAB: save will proceed");
516 * This handler detects whether the user is attempting to save a new
517 * vCard as part of his/her personal configuration, and handles the replace
518 * function accordingly (copy the vCard from the config room to the global
521 int vcard_upload_aftersave(struct CtdlMessage *msg) {
527 int is_MY_UserConf=0;
529 char roomname[ROOMNAMELEN];
531 if (msg->cm_format_type != 4) return(0);
532 if (!CC->logged_in) return(0); /* Only do this if logged in. */
534 /* We're interested in user config rooms only. */
536 if ( (strlen(CC->room.QRname) >= 12) && (!strcasecmp(&CC->room.QRname[11], USERCONFIGROOM)) ) {
537 is_UserConf = 1; /* It's someone's config room */
538 syslog(LOG_DEBUG, "GAB: this is someone's config room");
540 CtdlMailboxName(roomname, sizeof roomname, &CC->user, USERCONFIGROOM);
541 if (!strcasecmp(CC->room.QRname, roomname)) {
543 is_MY_UserConf = 1; /* It's MY config room */
544 syslog(LOG_DEBUG, "GAB: this is MY config room");
546 if (!strcasecmp(CC->room.QRname, ADDRESS_BOOK_ROOM)) {
547 is_GAB = 1; /* It's the Global Address Book */
548 syslog(LOG_DEBUG, "GAB: this is the Global Address Book");
551 if (!is_UserConf && !is_GAB) return(0);
553 ptr = msg->cm_fields['M'];
554 if (ptr == NULL) return(0);
556 NewStrBufDupAppendFlush(&CC->StatusMessage, NULL, NULL, 0);
558 StrBufPrintf(CC->StatusMessage, "%d\n", LISTING_FOLLOWS);
560 while (ptr != NULL) {
562 linelen = strcspn(ptr, "\n");
563 if (linelen == 0) return(0); /* end of headers */
565 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
566 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
568 * Bingo! The user is uploading a new vCard, so
569 * copy it to the Global Address Book room.
572 I = atol(msg->cm_fields['I']);
573 if (I < 0L) return(0);
575 /* Store our Internet return address in memory */
576 if (is_MY_UserConf) {
577 v = vcard_load(msg->cm_fields['M']);
578 extract_inet_email_addrs(CC->cs_inet_email, sizeof CC->cs_inet_email,
579 CC->cs_inet_other_emails, sizeof CC->cs_inet_other_emails,
581 extract_friendly_name(CC->cs_inet_fn, sizeof CC->cs_inet_fn, v);
586 { // This is not the GAB
587 /* Put it in the Global Address Book room... */
588 syslog(LOG_DEBUG, "GAB: copying to Global Address Book");
589 CtdlSaveMsgPointerInRoom(ADDRESS_BOOK_ROOM, I, 1, msg);
592 /* ...and also in the directory database. */
593 vcard_add_to_directory(I, NULL);
595 /* Some sites want an Aide to be notified when a
596 * user registers or re-registers
597 * But if the user was an Aide or was edited by an Aide then we can
598 * Assume they don't need validating.
600 if (CC->user.axlevel >= AxAideU) {
601 CtdlGetUserLock(&CC->user, CC->curr_user);
602 CC->user.flags |= US_REGIS;
603 CtdlPutUserLock(&CC->user);
609 /* ...which also means we need to flag the user */
610 CtdlGetUserLock(&CC->user, CC->curr_user);
611 CC->user.flags |= (US_REGIS|US_NEEDVALID);
612 CtdlPutUserLock(&CC->user);
617 ptr = strchr((char *)ptr, '\n');
618 if (ptr != NULL) ++ptr;
627 * back end function used for callbacks
629 void vcard_gu_backend(long supplied_msgnum, void *userdata) {
632 msgnum = (long *) userdata;
633 *msgnum = supplied_msgnum;
638 * If this user has a vcard on disk, read it into memory, otherwise allocate
639 * and return an empty vCard.
641 struct vCard *vcard_get_user(struct ctdluser *u) {
642 char hold_rm[ROOMNAMELEN];
643 char config_rm[ROOMNAMELEN];
644 struct CtdlMessage *msg = NULL;
648 strcpy(hold_rm, CC->room.QRname); /* save current room */
649 CtdlMailboxName(config_rm, sizeof config_rm, u, USERCONFIGROOM);
651 if (CtdlGetRoom(&CC->room, config_rm) != 0) {
652 CtdlGetRoom(&CC->room, hold_rm);
656 /* We want the last (and probably only) vcard in this room */
658 CtdlForEachMessage(MSGS_LAST, 1, NULL, "[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$",
659 NULL, vcard_gu_backend, (void *)&VCmsgnum );
660 CtdlGetRoom(&CC->room, hold_rm); /* return to saved room */
662 if (VCmsgnum < 0L) return vcard_new();
664 msg = CtdlFetchMessage(VCmsgnum, 1);
665 if (msg == NULL) return vcard_new();
667 v = vcard_load(msg->cm_fields['M']);
668 CtdlFreeMessage(msg);
674 * Store this user's vCard in the appropriate place
677 * Write our config to disk
679 void vcard_write_user(struct ctdluser *u, struct vCard *v) {
682 ser = vcard_serialize(v);
684 ser = strdup("begin:vcard\r\nend:vcard\r\n");
688 /* This handy API function does all the work for us.
689 * NOTE: normally we would want to set that last argument to 1, to
690 * force the system to delete the user's old vCard. But it doesn't
691 * have to, because the vcard_upload_beforesave() hook above
692 * is going to notice what we're trying to do, and delete the old vCard.
694 CtdlWriteObject(USERCONFIGROOM, /* which room */
695 VCARD_MIME_TYPE, /* MIME type */
697 strlen(ser)+1, /* length */
700 0, /* don't delete others of this type */
709 * Old style "enter registration info" command. This function simply honors
710 * the REGI protocol command, translates the entered parameters into a vCard,
711 * and enters the vCard into the user's configuration.
713 void cmd_regi(char *argbuf) {
716 struct vCard *my_vcard;
722 char tmpaddress[SIZ];
723 char tmpcountry[SIZ];
727 if (!(CC->logged_in)) {
728 cprintf("%d Not logged in.\n",ERROR + NOT_LOGGED_IN);
732 /* If users cannot create their own accounts, they cannot re-register either. */
733 if ( (config.c_disable_newu) && (CC->user.axlevel < AxAideU) ) {
734 cprintf("%d Self-service registration is not allowed here.\n",
735 ERROR + HIGHER_ACCESS_REQUIRED);
738 my_vcard = vcard_get_user(&CC->user);
741 strcpy(tmpstate, "");
743 strcpy(tmpcountry, "USA");
745 cprintf("%d Send registration...\n", SEND_LISTING);
747 while (client_getln(buf, sizeof buf), strcmp(buf,"000")) {
748 if (a==0) vcard_set_prop(my_vcard, "n", buf, 0);
749 if (a==1) strcpy(tmpaddr, buf);
750 if (a==2) strcpy(tmpcity, buf);
751 if (a==3) strcpy(tmpstate, buf);
753 for (c=0; buf[c]; ++c) {
754 if ((buf[c]>='0') && (buf[c]<='9')) {
761 if (a==5) vcard_set_prop(my_vcard, "tel", buf, 0);
762 if (a==6) vcard_set_prop(my_vcard, "email;internet", buf, 0);
763 if (a==7) strcpy(tmpcountry, buf);
767 snprintf(tmpaddress, sizeof tmpaddress, ";;%s;%s;%s;%s;%s",
768 tmpaddr, tmpcity, tmpstate, tmpzip, tmpcountry);
769 vcard_set_prop(my_vcard, "adr", tmpaddress, 0);
770 vcard_write_user(&CC->user, my_vcard);
771 vcard_free(my_vcard);
776 * Protocol command to fetch registration info for a user
778 void cmd_greg(char *argbuf)
780 struct ctdluser usbuf;
783 char who[USERNAME_SIZE];
787 extract_token(who, argbuf, 0, '|', sizeof who);
789 if (!(CC->logged_in)) {
790 cprintf("%d Not logged in.\n", ERROR + NOT_LOGGED_IN);
794 if (!strcasecmp(who,"_SELF_")) strcpy(who,CC->curr_user);
796 if ((CC->user.axlevel < AxAideU) && (strcasecmp(who,CC->curr_user))) {
797 cprintf("%d Higher access required.\n",
798 ERROR + HIGHER_ACCESS_REQUIRED);
802 if (CtdlGetUser(&usbuf, who) != 0) {
803 cprintf("%d '%s' not found.\n", ERROR + NO_SUCH_USER, who);
807 v = vcard_get_user(&usbuf);
809 cprintf("%d %s\n", LISTING_FOLLOWS, usbuf.fullname);
810 cprintf("%ld\n", usbuf.usernum);
811 cprintf("%s\n", usbuf.password);
812 s = vcard_get_prop(v, "n", 1, 0, 0);
813 cprintf("%s\n", s ? s : " "); /* name */
815 s = vcard_get_prop(v, "adr", 1, 0, 0);
816 snprintf(adr, sizeof adr, "%s", s ? s : " ");/* address... */
818 extract_token(buf, adr, 2, ';', sizeof buf);
819 cprintf("%s\n", buf); /* street */
820 extract_token(buf, adr, 3, ';', sizeof buf);
821 cprintf("%s\n", buf); /* city */
822 extract_token(buf, adr, 4, ';', sizeof buf);
823 cprintf("%s\n", buf); /* state */
824 extract_token(buf, adr, 5, ';', sizeof buf);
825 cprintf("%s\n", buf); /* zip */
827 s = vcard_get_prop(v, "tel", 1, 0, 0);
828 if (s == NULL) s = vcard_get_prop(v, "tel", 1, 0, 0);
836 cprintf("%d\n", usbuf.axlevel);
838 s = vcard_get_prop(v, "email;internet", 0, 0, 0);
839 cprintf("%s\n", s ? s : " ");
840 s = vcard_get_prop(v, "adr", 0, 0, 0);
841 snprintf(adr, sizeof adr, "%s", s ? s : " ");/* address... */
843 extract_token(buf, adr, 6, ';', sizeof buf);
844 cprintf("%s\n", buf); /* country */
852 * When a user is being created, create his/her vCard.
854 void vcard_newuser(struct ctdluser *usbuf) {
860 vcard_fn_to_n(vname, usbuf->fullname, sizeof vname);
861 syslog(LOG_DEBUG, "Converted <%s> to <%s>\n", usbuf->fullname, vname);
863 /* Create and save the vCard */
865 if (v == NULL) return;
866 vcard_add_prop(v, "fn", usbuf->fullname);
867 vcard_add_prop(v, "n", vname);
868 vcard_add_prop(v, "adr", "adr:;;_;_;_;00000;__");
870 #ifdef HAVE_GETPWUID_R
871 /* If using host auth mode, we add an email address based on the login */
872 if (config.c_auth_mode == AUTHMODE_HOST) {
874 char pwd_buffer[SIZ];
876 #ifdef SOLARIS_GETPWUID
877 if (getpwuid_r(usbuf->uid, &pwd, pwd_buffer, sizeof pwd_buffer) != NULL) {
878 #else // SOLARIS_GETPWUID
879 struct passwd *result = NULL;
880 syslog(LOG_DEBUG, "Searching for uid %d\n", usbuf->uid);
881 if (getpwuid_r(usbuf->uid, &pwd, pwd_buffer, sizeof pwd_buffer, &result) == 0) {
882 #endif // HAVE_GETPWUID_R
883 snprintf(buf, sizeof buf, "%s@%s", pwd.pw_name, config.c_fqdn);
884 vcard_add_prop(v, "email;internet", buf);
889 /* Everyone gets an email address based on their display name */
890 snprintf(buf, sizeof buf, "%s@%s", usbuf->fullname, config.c_fqdn);
891 for (i=0; buf[i]; ++i) {
892 if (buf[i] == ' ') buf[i] = '_';
894 vcard_add_prop(v, "email;internet", buf);
897 vcard_write_user(usbuf, v);
903 * When a user is being deleted, we have to remove his/her vCard.
904 * This is accomplished by issuing a message with 'CANCEL' in the S (special)
905 * field, and the same Exclusive ID as the existing card.
907 void vcard_purge(struct ctdluser *usbuf) {
908 struct CtdlMessage *msg;
911 msg = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
912 if (msg == NULL) return;
913 memset(msg, 0, sizeof(struct CtdlMessage));
915 msg->cm_magic = CTDLMESSAGE_MAGIC;
916 msg->cm_anon_type = MES_NORMAL;
917 msg->cm_format_type = 0;
918 msg->cm_fields['A'] = strdup(usbuf->fullname);
919 msg->cm_fields['O'] = strdup(ADDRESS_BOOK_ROOM);
920 msg->cm_fields['N'] = strdup(NODENAME);
921 msg->cm_fields['M'] = strdup("Purge this vCard\n");
923 snprintf(buf, sizeof buf, VCARD_EXT_FORMAT,
924 msg->cm_fields['A'], NODENAME);
925 msg->cm_fields['E'] = strdup(buf);
927 msg->cm_fields['S'] = strdup("CANCEL");
929 CtdlSubmitMsg(msg, NULL, ADDRESS_BOOK_ROOM, QP_EADDR);
930 CtdlFreeMessage(msg);
935 * Grab vCard directory stuff out of incoming network messages
937 int vcard_extract_from_network(struct CtdlMessage *msg, char *target_room) {
941 if (msg == NULL) return(0);
943 if (strcasecmp(target_room, ADDRESS_BOOK_ROOM)) {
947 if (msg->cm_format_type != 4) return(0);
949 ptr = msg->cm_fields['M'];
950 if (ptr == NULL) return(0);
951 while (ptr != NULL) {
953 linelen = strcspn(ptr, "\n");
954 if (linelen == 0) return(0); /* end of headers */
956 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
957 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
958 /* It's a vCard. Add it to the directory. */
959 vcard_extract_internet_addresses(msg, CtdlDirectoryAddUser);
963 ptr = strchr((char *)ptr, '\n');
964 if (ptr != NULL) ++ptr;
973 * When a vCard is being removed from the Global Address Book room, remove it
974 * from the directory as well.
976 void vcard_delete_remove(char *room, long msgnum) {
977 struct CtdlMessage *msg;
981 if (msgnum <= 0L) return;
983 if (room == NULL) return;
985 if (strcasecmp(room, ADDRESS_BOOK_ROOM)) {
989 msg = CtdlFetchMessage(msgnum, 1);
990 if (msg == NULL) return;
992 ptr = msg->cm_fields['M'];
993 if (ptr == NULL) goto EOH;
994 while (ptr != NULL) {
995 linelen = strcspn(ptr, "\n");
996 if (linelen == 0) goto EOH;
998 if ( (!strncasecmp(ptr, "Content-type: text/x-vcard", 26))
999 || (!strncasecmp(ptr, "Content-type: text/vcard", 24)) ) {
1000 /* Bingo! A vCard is being deleted. */
1001 vcard_extract_internet_addresses(msg, CtdlDirectoryDelUser);
1003 ptr = strchr((char *)ptr, '\n');
1004 if (ptr != NULL) ++ptr;
1007 EOH: CtdlFreeMessage(msg);
1013 * Get Valid Screen Names
1015 void cmd_gvsn(char *argbuf)
1017 if (CtdlAccessCheck(ac_logged_in)) return;
1019 cprintf("%d valid screen names:\n", LISTING_FOLLOWS);
1020 cprintf("%s\n", CC->user.fullname);
1021 if ( (!IsEmptyStr(CC->cs_inet_fn)) && (strcasecmp(CC->user.fullname, CC->cs_inet_fn)) ) {
1022 cprintf("%s\n", CC->cs_inet_fn);
1029 * Get Valid Email Addresses
1031 void cmd_gvea(char *argbuf)
1033 int num_secondary_emails = 0;
1037 if (CtdlAccessCheck(ac_logged_in)) return;
1039 cprintf("%d valid email addresses:\n", LISTING_FOLLOWS);
1040 if (!IsEmptyStr(CC->cs_inet_email)) {
1041 cprintf("%s\n", CC->cs_inet_email);
1043 if (!IsEmptyStr(CC->cs_inet_other_emails)) {
1044 num_secondary_emails = num_tokens(CC->cs_inet_other_emails, '|');
1045 for (i=0; i<num_secondary_emails; ++i) {
1046 extract_token(buf, CC->cs_inet_other_emails,i,'|',sizeof CC->cs_inet_other_emails);
1047 cprintf("%s\n", buf);
1057 * Callback function for cmd_dvca() that hunts for vCard content types
1058 * and outputs any email addresses found within.
1060 void dvca_mime_callback(char *name, char *filename, char *partnum, char *disp,
1061 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1062 char *cbid, void *cbuserdata) {
1065 char displayname[256];
1066 int displayname_len;
1067 char emailaddr[256];
1071 if ( (strcasecmp(cbtype, "text/vcard")) && (strcasecmp(cbtype, "text/x-vcard")) ) {
1075 v = vcard_load(content);
1076 if (v == NULL) return;
1078 extract_friendly_name(displayname, sizeof displayname, v);
1079 extract_inet_email_addrs(emailaddr, sizeof emailaddr, NULL, 0, v, 0);
1081 displayname_len = strlen(displayname);
1082 for (i=0; i<displayname_len; ++i) {
1083 if (displayname[i] == '\"') displayname[i] = ' ';
1084 if (displayname[i] == ';') displayname[i] = ',';
1085 if (displayname[i] == ',') has_commas = 1;
1087 striplt(displayname);
1089 cprintf("%s%s%s <%s>\n",
1090 (has_commas ? "\"" : ""),
1092 (has_commas ? "\"" : ""),
1101 * Back end callback function for cmd_dvca()
1103 * It's basically just passed a list of message numbers, which we're going
1104 * to fetch off the disk and then pass along to the MIME parser via another
1105 * layer of callback...
1107 void dvca_callback(long msgnum, void *userdata) {
1108 struct CtdlMessage *msg = NULL;
1110 msg = CtdlFetchMessage(msgnum, 1);
1111 if (msg == NULL) return;
1112 mime_parser(msg->cm_fields['M'],
1114 *dvca_mime_callback, /* callback function */
1116 NULL, /* user data */
1119 CtdlFreeMessage(msg);
1124 * Dump VCard Addresses
1126 void cmd_dvca(char *argbuf)
1128 if (CtdlAccessCheck(ac_logged_in)) return;
1130 cprintf("%d addresses:\n", LISTING_FOLLOWS);
1131 CtdlForEachMessage(MSGS_ALL, 0, NULL, NULL, NULL, dvca_callback, NULL);
1139 void cmd_qdir(char *argbuf) {
1140 char citadel_addr[256];
1141 char internet_addr[256];
1143 if (CtdlAccessCheck(ac_logged_in)) return;
1145 extract_token(internet_addr, argbuf, 0, '|', sizeof internet_addr);
1147 if (CtdlDirectoryLookup(citadel_addr, internet_addr, sizeof citadel_addr) != 0) {
1148 cprintf("%d %s was not found.\n",
1149 ERROR + NO_SUCH_USER, internet_addr);
1153 cprintf("%d %s\n", CIT_OK, citadel_addr);
1157 * Query Directory, in fact an alias to match postfix tcp auth.
1159 void check_get(void) {
1160 char internet_addr[256];
1165 memset(cmdbuf, 0, sizeof cmdbuf); /* Clear it, just in case */
1166 if (client_getln(cmdbuf, sizeof cmdbuf) < 1) {
1167 syslog(LOG_CRIT, "vcard client disconnected: ending session.\n");
1168 CC->kill_me = KILLME_CLIENT_DISCONNECTED;
1171 syslog(LOG_INFO, ": %s\n", cmdbuf);
1172 while (strlen(cmdbuf) < 3) strcat(cmdbuf, " ");
1173 syslog(LOG_INFO, "[ %s]\n", cmdbuf);
1175 if (strncasecmp(cmdbuf, "GET ", 4)==0)
1177 struct recptypes *rcpt;
1178 char *argbuf = &cmdbuf[4];
1180 extract_token(internet_addr, argbuf, 0, '|', sizeof internet_addr);
1181 rcpt = validate_recipients(internet_addr, NULL, CHECK_EXISTANCE);
1182 if ((rcpt != NULL)&&
1184 (*rcpt->recp_local != '\0')||
1185 (*rcpt->recp_room != '\0')||
1186 (*rcpt->recp_ignet != '\0')))
1189 cprintf("200 OK %s\n", internet_addr);
1190 syslog(LOG_INFO, "sending 200 OK for the room %s\n", rcpt->display_recp);
1194 cprintf("500 REJECT noone here by that name.\n");
1196 syslog(LOG_INFO, "sending 500 REJECT noone here by that name: %s\n", internet_addr);
1199 free_recipients(rcpt);
1203 cprintf("500 REJECT invalid Query.\n");
1205 syslog(LOG_INFO, "sending 500 REJECT invalid Query: %s\n", internet_addr);
1209 void check_get_greeting(void) {
1210 /* dummy function, we have no greeting in this verry simple protocol. */
1215 * We don't know if the Contacts room exists so we just create it at login
1217 void vcard_CtdlCreateRoom(void)
1222 /* Create the calendar room if it doesn't already exist */
1223 CtdlCreateRoom(USERCONTACTSROOM, 4, "", 0, 1, 0, VIEW_ADDRESSBOOK);
1225 /* Set expiration policy to manual; otherwise objects will be lost! */
1226 if (CtdlGetRoomLock(&qr, USERCONTACTSROOM)) {
1227 syslog(LOG_ERR, "Couldn't get the user CONTACTS room!\n");
1230 qr.QRep.expire_mode = EXPIRE_MANUAL;
1231 qr.QRdefaultview = VIEW_ADDRESSBOOK; /* 2 = address book view */
1232 CtdlPutRoomLock(&qr);
1234 /* Set the view to a calendar view */
1235 CtdlGetRelationship(&vbuf, &CC->user, &qr);
1236 vbuf.v_view = 2; /* 2 = address book view */
1237 CtdlSetRelationship(&vbuf, &CC->user, &qr);
1246 * When a user logs in...
1248 void vcard_session_login_hook(void) {
1249 struct vCard *v = NULL;
1250 struct CitContext *CCC = CC; /* put this on the stack, just for speed */
1254 * Is this an LDAP session? If so, copy various LDAP attributes from the directory entry
1255 * into the user's vCard.
1257 if ((config.c_auth_mode == AUTHMODE_LDAP) || (config.c_auth_mode == AUTHMODE_LDAP_AD)) {
1258 v = vcard_get_user(&CCC->user);
1260 if (Ctdl_LDAP_to_vCard(CCC->ldap_dn, v)) {
1261 vcard_write_user(&CCC->user, v);
1268 * Extract from the user's vCard, any Internet email addresses and the user's real name.
1269 * These are inserted into the session data for various message entry commands to use.
1271 v = vcard_get_user(&CCC->user);
1273 extract_inet_email_addrs(CCC->cs_inet_email, sizeof CCC->cs_inet_email,
1274 CCC->cs_inet_other_emails, sizeof CCC->cs_inet_other_emails,
1277 extract_friendly_name(CCC->cs_inet_fn, sizeof CCC->cs_inet_fn, v);
1282 * Create the user's 'Contacts' room (personal address book) if it doesn't already exist.
1284 vcard_CtdlCreateRoom();
1289 * Turn an arbitrary RFC822 address into a struct vCard for possible
1290 * inclusion into an address book.
1292 struct vCard *vcard_new_from_rfc822_addr(char *addr) {
1294 char user[256], node[256], name[256], email[256], n[256], uid[256];
1298 if (v == NULL) return(NULL);
1300 process_rfc822_addr(addr, user, node, name);
1301 vcard_set_prop(v, "fn", name, 0);
1303 vcard_fn_to_n(n, name, sizeof n);
1304 vcard_set_prop(v, "n", n, 0);
1306 snprintf(email, sizeof email, "%s@%s", user, node);
1307 vcard_set_prop(v, "email;internet", email, 0);
1309 snprintf(uid, sizeof uid, "collected: %s %s@%s", name, user, node);
1310 for (i=0; uid[i]; ++i) {
1311 if (isspace(uid[i])) uid[i] = '_';
1312 uid[i] = tolower(uid[i]);
1314 vcard_set_prop(v, "UID", uid, 0);
1322 * This is called by store_harvested_addresses() to remove from the
1323 * list any addresses we already have in our address book.
1325 void strip_addresses_already_have(long msgnum, void *userdata) {
1326 char *collected_addresses;
1327 struct CtdlMessage *msg = NULL;
1331 char addr[256], user[256], node[256], name[256];
1333 collected_addresses = (char *)userdata;
1335 msg = CtdlFetchMessage(msgnum, 1);
1336 if (msg == NULL) return;
1337 v = vcard_load(msg->cm_fields['M']);
1338 CtdlFreeMessage(msg);
1341 while (value = vcard_get_prop(v, "email", 1, i++, 0), value != NULL) {
1343 for (j=0; j<num_tokens(collected_addresses, ','); ++j) {
1344 extract_token(addr, collected_addresses, j, ',', sizeof addr);
1346 /* Remove the address if we already have it! */
1347 process_rfc822_addr(addr, user, node, name);
1348 snprintf(addr, sizeof addr, "%s@%s", user, node);
1349 if (!strcasecmp(value, addr)) {
1350 remove_token(collected_addresses, j, ',');
1362 * Back end function for store_harvested_addresses()
1364 void store_this_ha(struct addresses_to_be_filed *aptr) {
1365 struct CtdlMessage *vmsg = NULL;
1367 struct vCard *v = NULL;
1368 char recipient[256];
1371 /* First remove any addresses we already have in the address book */
1372 CtdlUserGoto(aptr->roomname, 0, 0, NULL, NULL);
1373 CtdlForEachMessage(MSGS_ALL, 0, NULL, "[Tt][Ee][Xx][Tt]/.*[Vv][Cc][Aa][Rr][Dd]$", NULL,
1374 strip_addresses_already_have, aptr->collected_addresses);
1376 if (!IsEmptyStr(aptr->collected_addresses))
1377 for (i=0; i<num_tokens(aptr->collected_addresses, ','); ++i) {
1379 /* Make a vCard out of each address */
1380 extract_token(recipient, aptr->collected_addresses, i, ',', sizeof recipient);
1382 v = vcard_new_from_rfc822_addr(recipient);
1384 vmsg = malloc(sizeof(struct CtdlMessage));
1385 memset(vmsg, 0, sizeof(struct CtdlMessage));
1386 vmsg->cm_magic = CTDLMESSAGE_MAGIC;
1387 vmsg->cm_anon_type = MES_NORMAL;
1388 vmsg->cm_format_type = FMT_RFC822;
1389 vmsg->cm_fields['A'] = strdup("Citadel");
1390 vmsg->cm_fields['E'] = strdup(vcard_get_prop(v, "UID", 1, 0, 0));
1391 ser = vcard_serialize(v);
1393 vmsg->cm_fields['M'] = malloc(strlen(ser) + 1024);
1394 sprintf(vmsg->cm_fields['M'],
1395 "Content-type: " VCARD_MIME_TYPE
1396 "\r\n\r\n%s\r\n", ser);
1401 syslog(LOG_DEBUG, "Adding contact: %s\n", recipient);
1402 CtdlSubmitMsg(vmsg, NULL, aptr->roomname, QP_EADDR);
1403 CtdlFreeMessage(vmsg);
1407 free(aptr->roomname);
1408 free(aptr->collected_addresses);
1414 * When a user sends a message, we may harvest one or more email addresses
1415 * from the recipient list to be added to the user's address book. But we
1416 * want to do this asynchronously so it doesn't keep the user waiting.
1418 void store_harvested_addresses(void) {
1420 struct addresses_to_be_filed *aptr = NULL;
1422 if (atbf == NULL) return;
1424 begin_critical_section(S_ATBF);
1425 while (atbf != NULL) {
1428 end_critical_section(S_ATBF);
1429 store_this_ha(aptr);
1430 begin_critical_section(S_ATBF);
1432 end_critical_section(S_ATBF);
1437 * Function to output vCard data as plain text. Nobody uses MSG0 anymore, so
1438 * really this is just so we expose the vCard data to the full text indexer.
1440 void vcard_fixed_output(char *ptr, int len) {
1441 char *serialized_vcard;
1446 serialized_vcard = malloc(len + 1);
1447 safestrncpy(serialized_vcard, ptr, len+1);
1448 v = vcard_load(serialized_vcard);
1449 free(serialized_vcard);
1452 while (key = vcard_get_prop(v, "", 0, i, 1), key != NULL) {
1453 value = vcard_get_prop(v, "", 0, i++, 0);
1454 cprintf("%s\n", value);
1461 const char *CitadelServiceDICT_TCP="DICT_TCP";
1463 CTDL_MODULE_INIT(vcard)
1472 CtdlRegisterSessionHook(vcard_session_login_hook, EVT_LOGIN);
1473 CtdlRegisterMessageHook(vcard_upload_beforesave, EVT_BEFORESAVE);
1474 CtdlRegisterMessageHook(vcard_upload_aftersave, EVT_AFTERSAVE);
1475 CtdlRegisterDeleteHook(vcard_delete_remove);
1476 CtdlRegisterProtoHook(cmd_regi, "REGI", "Enter registration info");
1477 CtdlRegisterProtoHook(cmd_greg, "GREG", "Get registration info");
1478 CtdlRegisterProtoHook(cmd_igab, "IGAB", "Initialize Global Address Book");
1479 CtdlRegisterProtoHook(cmd_qdir, "QDIR", "Query Directory");
1480 CtdlRegisterProtoHook(cmd_gvsn, "GVSN", "Get Valid Screen Names");
1481 CtdlRegisterProtoHook(cmd_gvea, "GVEA", "Get Valid Email Addresses");
1482 CtdlRegisterProtoHook(cmd_dvca, "DVCA", "Dump VCard Addresses");
1483 CtdlRegisterUserHook(vcard_newuser, EVT_NEWUSER);
1484 CtdlRegisterUserHook(vcard_purge, EVT_PURGEUSER);
1485 CtdlRegisterNetprocHook(vcard_extract_from_network);
1486 CtdlRegisterSessionHook(store_harvested_addresses, EVT_TIMER);
1487 CtdlRegisterFixedOutputHook("text/x-vcard", vcard_fixed_output);
1488 CtdlRegisterFixedOutputHook("text/vcard", vcard_fixed_output);
1490 /* Create the Global ADdress Book room if necessary */
1491 CtdlCreateRoom(ADDRESS_BOOK_ROOM, 3, "", 0, 1, 0, VIEW_ADDRESSBOOK);
1493 /* Set expiration policy to manual; otherwise objects will be lost! */
1494 if (!CtdlGetRoomLock(&qr, ADDRESS_BOOK_ROOM)) {
1495 qr.QRep.expire_mode = EXPIRE_MANUAL;
1496 qr.QRdefaultview = VIEW_ADDRESSBOOK; /* 2 = address book view */
1497 CtdlPutRoomLock(&qr);
1500 * Also make sure it has a netconfig file, so the networker runs
1501 * on this room even if we don't share it with any other nodes.
1502 * This allows the CANCEL messages (i.e. "Purge this vCard") to be
1505 assoc_file_name(filename, sizeof filename, &qr, ctdl_netcfg_dir);
1506 fp = fopen(filename, "a");
1507 if (fp != NULL) fclose(fp);
1508 rv = chown(filename, CTDLUID, (-1));
1510 syslog(LOG_EMERG, "Failed to adjust ownership of: %s [%s]\n",
1511 filename, strerror(errno));
1514 /* for postfix tcpdict */
1515 CtdlRegisterServiceHook(config.c_pftcpdict_port, /* Postfix */
1520 CitadelServiceDICT_TCP);
1523 /* return our module name for the log */