X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Froom_ops.c;h=f1269fa32b85c57ed222c88ea06210e4a7d391d9;hb=HEAD;hp=44573dae34d985470c823f491b9005dba760efb8;hpb=2d108c1f33c86b501a2540ba48eaedded8894f20;p=citadel.git diff --git a/citadel/room_ops.c b/citadel/room_ops.c deleted file mode 100644 index 44573dae3..000000000 --- a/citadel/room_ops.c +++ /dev/null @@ -1,1233 +0,0 @@ -/* - * Server functions which perform operations on room objects. - * - * Copyright (c) 1987-2021 by the citadel.org team - * - * This program is open source software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 3. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include -#include - -#include "citserver.h" -#include "ctdl_module.h" -#include "config.h" -#include "control.h" -#include "user_ops.h" -#include "room_ops.h" - -struct floor *floorcache[MAXFLOORS]; - -/* - * Determine whether the currently logged in session has permission to read - * messages in the current room. - */ -int CtdlDoIHavePermissionToReadMessagesInThisRoom(void) { - if ( (!(CC->logged_in)) - && (!(CC->internal_pgm)) - && (!CtdlGetConfigInt("c_guest_logins")) - ) { - return(om_not_logged_in); - } - return(om_ok); -} - - -/* - * Check to see whether we have permission to post a message in the current - * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or - * returns 0 on success. - */ -int CtdlDoIHavePermissionToPostInThisRoom( - char *errmsgbuf, - size_t n, - const char* RemoteIdentifier, - PostType PostPublic, - int is_reply -) { - int ra; - - if (!(CC->logged_in) && (PostPublic == POST_LOGGED_IN)) { - snprintf(errmsgbuf, n, "Not logged in."); - return (ERROR + NOT_LOGGED_IN); - } - else if (PostPublic == CHECK_EXISTANCE) { - return (0); // evaluate whether a recipient exists - } - else if (!(CC->logged_in)) { - if ((CC->room.QRflags & QR_READONLY)) { - snprintf(errmsgbuf, n, "Not logged in."); - return (ERROR + NOT_LOGGED_IN); - } - if (CC->room.QRflags2 & QR2_MODERATED) { - snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!"); - return (ERROR + NOT_LOGGED_IN); - } - // FIXME what was this? AJC 2021 - //if ((PostPublic != POST_LMTP) && (CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) { - //return CtdlNetconfigCheckRoomaccess(errmsgbuf, n, RemoteIdentifier); - //} - return (0); - } - - if ((CC->user.axlevel < AxProbU) && ((CC->room.QRflags & QR_MAILBOX) == 0)) { - snprintf(errmsgbuf, n, "Need to be validated to enter (except in %s> to sysop)", MAILROOM); - return (ERROR + HIGHER_ACCESS_REQUIRED); - } - - CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL); - - if (ra & UA_POSTALLOWED) { - strcpy(errmsgbuf, "OK to post or reply here"); - return(0); - } - - if ( (ra & UA_REPLYALLOWED) && (is_reply) ) { - /* - * To be thorough, we ought to check to see if the message they are - * replying to is actually a valid one in this room, but unless this - * actually becomes a problem we'll go with high performance instead. - */ - strcpy(errmsgbuf, "OK to reply here"); - return(0); - } - - if ( (ra & UA_REPLYALLOWED) && (!is_reply) ) { - /* Clarify what happened with a better error message */ - snprintf(errmsgbuf, n, "You may only reply to existing messages here."); - return (ERROR + HIGHER_ACCESS_REQUIRED); - } - - snprintf(errmsgbuf, n, "Higher access is required to post in this room."); - return (ERROR + HIGHER_ACCESS_REQUIRED); - -} - - -/* - * Check whether the current user has permission to delete messages from - * the current room (returns 1 for yes, 0 for no) - */ -int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) { - int ra; - CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL); - if (ra & UA_DELETEALLOWED) return(1); - return(0); -} - - -/* - * Retrieve access control information for any user/room pair. - * Yes, it has a couple of gotos. If you don't like that, go die in a car fire. - */ -void CtdlRoomAccess(struct ctdlroom *roombuf, struct ctdluser *userbuf, int *result, int *view) { - int retval = 0; - visit vbuf; - int is_me = 0; - int is_guest = 0; - - if (userbuf == &CC->user) { - is_me = 1; - } - - if ((is_me) && (CtdlGetConfigInt("c_guest_logins")) && (!CC->logged_in)) { - is_guest = 1; - } - - /* for internal programs, always do everything */ - if (((CC->internal_pgm)) && (roombuf->QRflags & QR_INUSE)) { - retval = (UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_DELETEALLOWED | UA_REPLYALLOWED); - vbuf.v_view = 0; - goto SKIP_EVERYTHING; - } - - /* If guest mode is enabled, always grant access to the Lobby */ - if ((is_guest) && (!strcasecmp(roombuf->QRname, BASEROOM))) { - retval = (UA_KNOWN | UA_GOTOALLOWED); - vbuf.v_view = 0; - goto SKIP_EVERYTHING; - } - - /* Locate any applicable user/room relationships */ - if (is_guest) { - memset(&vbuf, 0, sizeof vbuf); - } - else { - CtdlGetRelationship(&vbuf, userbuf, roombuf); - } - - /* Force the properties of the Aide room */ - if (!strcasecmp(roombuf->QRname, CtdlGetConfigStr("c_aideroom"))) { - if (userbuf->axlevel >= AxAideU) { - retval = UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_DELETEALLOWED | UA_REPLYALLOWED; - } else { - retval = 0; - } - goto NEWMSG; - } - - /* If this is a public room, it's accessible... */ - if ( ((roombuf->QRflags & QR_PRIVATE) == 0) - && ((roombuf->QRflags & QR_MAILBOX) == 0) - ) { - retval = retval | UA_KNOWN | UA_GOTOALLOWED; - } - - /* If this is a preferred users only room, check access level */ - if (roombuf->QRflags & QR_PREFONLY) { - if (userbuf->axlevel < AxPrefU) { - retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED; - } - } - - /* For private rooms, check the generation number matchups */ - if ( (roombuf->QRflags & QR_PRIVATE) - && ((roombuf->QRflags & QR_MAILBOX) == 0) - ) { - - /* An explicit match means the user belongs in this room */ - if (vbuf.v_flags & V_ACCESS) { - retval = retval | UA_KNOWN | UA_GOTOALLOWED; - } - /* Otherwise, check if this is a guess-name or passworded - * room. If it is, a goto may at least be attempted - */ - else if ( (roombuf->QRflags & QR_PRIVATE) - || (roombuf->QRflags & QR_PASSWORDED) - ) { - retval = retval & ~UA_KNOWN; - retval = retval | UA_GOTOALLOWED; - } - } - - /* For mailbox rooms, also check the namespace */ - /* Also, mailbox owners can delete their messages */ - if ( (roombuf->QRflags & QR_MAILBOX) && (atol(roombuf->QRname) != 0)) { - if (userbuf->usernum == atol(roombuf->QRname)) { - retval = retval | UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_DELETEALLOWED | UA_REPLYALLOWED; - } - /* An explicit match means the user belongs in this room */ - if (vbuf.v_flags & V_ACCESS) { - retval = retval | UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_DELETEALLOWED | UA_REPLYALLOWED; - } - } - - /* For non-mailbox rooms... */ - else { - - /* User is allowed to post in the room unless: - * - User is not validated - * - User has no net privileges and it is a shared network room - * - It is a read-only room - * - It is a blog room (in which case we only allow replies to existing messages) - */ - int post_allowed = 1; - int reply_allowed = 1; - if (userbuf->axlevel < AxProbU) { - post_allowed = 0; - reply_allowed = 0; - } - if ((userbuf->axlevel < AxNetU) && (roombuf->QRflags & QR_NETWORK)) { - post_allowed = 0; - reply_allowed = 0; - } - if (roombuf->QRflags & QR_READONLY) { - post_allowed = 0; - reply_allowed = 0; - } - if (roombuf->QRdefaultview == VIEW_BLOG) { - post_allowed = 0; - } - if (post_allowed) { - retval = retval | UA_POSTALLOWED | UA_REPLYALLOWED; - } - if (reply_allowed) { - retval = retval | UA_REPLYALLOWED; - } - - /* If "collaborative deletion" is active for this room, any user who can post - * is also allowed to delete - */ - if (roombuf->QRflags2 & QR2_COLLABDEL) { - if (retval & UA_POSTALLOWED) { - retval = retval | UA_DELETEALLOWED; - } - } - - } - - /* Check to see if the user has forgotten this room */ - if (vbuf.v_flags & V_FORGET) { - retval = retval & ~UA_KNOWN; - if ( ( ((roombuf->QRflags & QR_PRIVATE) == 0) - && ((roombuf->QRflags & QR_MAILBOX) == 0) - ) || ( (roombuf->QRflags & QR_MAILBOX) - && (atol(roombuf->QRname) == CC->user.usernum)) - ) { - retval = retval | UA_ZAPPED; - } - } - - /* If user is explicitly locked out of this room, deny everything */ - if (vbuf.v_flags & V_LOCKOUT) { - retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED & ~UA_POSTALLOWED & ~UA_REPLYALLOWED; - } - - /* Aides get access to all private rooms */ - if ( (userbuf->axlevel >= AxAideU) - && ((roombuf->QRflags & QR_MAILBOX) == 0) - ) { - if (vbuf.v_flags & V_FORGET) { - retval = retval | UA_GOTOALLOWED | UA_POSTALLOWED | UA_REPLYALLOWED; - } - else { - retval = retval | UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_REPLYALLOWED; - } - } - - /* Aides can gain access to mailboxes as well, but they don't show - * by default. - */ - if ( (userbuf->axlevel >= AxAideU) - && (roombuf->QRflags & QR_MAILBOX) - ) { - retval = retval | UA_GOTOALLOWED | UA_POSTALLOWED | UA_REPLYALLOWED; - } - - /* Aides and Room Aides have admin privileges */ - if ( (userbuf->axlevel >= AxAideU) - || (userbuf->usernum == roombuf->QRroomaide) - ) { - retval = retval | UA_ADMINALLOWED | UA_DELETEALLOWED | UA_POSTALLOWED | UA_REPLYALLOWED; - } - -NEWMSG: /* By the way, we also check for the presence of new messages */ - if (is_msg_in_sequence_set(vbuf.v_seen, roombuf->QRhighest) == 0) { - retval = retval | UA_HASNEWMSGS; - } - - /* System rooms never show up in the list. */ - if (roombuf->QRflags2 & QR2_SYSTEM) { - retval = retval & ~UA_KNOWN; - } - -SKIP_EVERYTHING: - /* Now give the caller the information it wants. */ - if (result != NULL) *result = retval; - if (view != NULL) *view = vbuf.v_view; -} - - -/* - * Self-checking stuff for a room record read into memory - */ -void room_sanity_check(struct ctdlroom *qrbuf) { - /* Mailbox rooms are always on the lowest floor */ - if (qrbuf->QRflags & QR_MAILBOX) { - qrbuf->QRfloor = 0; - } - /* Listing order of 0 is illegal except for base rooms */ - if (qrbuf->QRorder == 0) { - if ( !(qrbuf->QRflags & QR_MAILBOX) - && strncasecmp(qrbuf->QRname, CtdlGetConfigStr("c_baseroom"), ROOMNAMELEN) - && strncasecmp(qrbuf->QRname, CtdlGetConfigStr("c_aideroom"), ROOMNAMELEN) - ) { - qrbuf->QRorder = 64; - } - } -} - - -/* - * CtdlGetRoom() - retrieve room data from disk - */ -int CtdlGetRoom(struct ctdlroom *qrbuf, const char *room_name) { - struct cdbdata *cdbqr; - char lowercase_name[ROOMNAMELEN]; - char personal_lowercase_name[ROOMNAMELEN]; - const char *sptr; - char *dptr, *eptr; - - dptr = lowercase_name; - sptr = room_name; - eptr = (dptr + (sizeof lowercase_name - 1)); - while (!IsEmptyStr(sptr) && (dptr < eptr)) { - *dptr = tolower(*sptr); - sptr++; dptr++; - } - *dptr = '\0'; - - memset(qrbuf, 0, sizeof(struct ctdlroom)); - - /* First, try the public namespace */ - cdbqr = cdb_fetch(CDB_ROOMS, lowercase_name, strlen(lowercase_name)); - - /* If that didn't work, try the user's personal namespace */ - if (cdbqr == NULL) { - snprintf(personal_lowercase_name, sizeof personal_lowercase_name, "%010ld.%s", CC->user.usernum, lowercase_name); - cdbqr = cdb_fetch(CDB_ROOMS, personal_lowercase_name, strlen(personal_lowercase_name)); - } - if (cdbqr != NULL) { - memcpy(qrbuf, cdbqr->ptr, ((cdbqr->len > sizeof(struct ctdlroom)) ? sizeof(struct ctdlroom) : cdbqr->len)); - cdb_free(cdbqr); - room_sanity_check(qrbuf); - return (0); - } - else { - return (1); - } -} - - -/* - * CtdlGetRoomLock() - same as getroom() but locks the record (if supported) - */ -int CtdlGetRoomLock(struct ctdlroom *qrbuf, const char *room_name) { - register int retval; - retval = CtdlGetRoom(qrbuf, room_name); - if (retval == 0) begin_critical_section(S_ROOMS); - return(retval); -} - - -/* - * b_putroom() - back end to putroom() and b_deleteroom() - * (if the supplied buffer is NULL, delete the room record) - */ -void b_putroom(struct ctdlroom *qrbuf, char *room_name) -{ - char lowercase_name[ROOMNAMELEN]; - char *aptr, *bptr; - long len; - - aptr = room_name; - bptr = lowercase_name; - while (!IsEmptyStr(aptr)) { - *bptr = tolower(*aptr); - aptr++; - bptr++; - } - *bptr='\0'; - - len = bptr - lowercase_name; - if (qrbuf == NULL) { - cdb_delete(CDB_ROOMS, lowercase_name, len); - } - else { - time(&qrbuf->QRmtime); - cdb_store(CDB_ROOMS, lowercase_name, len, qrbuf, sizeof(struct ctdlroom)); - } -} - - -/* - * CtdlPutRoom() - store room data to disk - */ -void CtdlPutRoom(struct ctdlroom *qrbuf) { - b_putroom(qrbuf, qrbuf->QRname); -} - - -/* - * b_deleteroom() - delete a room record from disk - */ -void b_deleteroom(char *room_name) { - b_putroom(NULL, room_name); -} - - -/* - * CtdlPutRoomLock() - same as CtdlPutRoom() but unlocks the record (if supported) - */ -void CtdlPutRoomLock(struct ctdlroom *qrbuf) { - CtdlPutRoom(qrbuf); - end_critical_section(S_ROOMS); -} - - -/* - * CtdlGetFloorByName() - retrieve the number of the named floor - * return < 0 if not found else return floor number - */ -int CtdlGetFloorByName(const char *floor_name) { - int a; - struct floor *flbuf = NULL; - - for (a = 0; a < MAXFLOORS; ++a) { - flbuf = CtdlGetCachedFloor(a); - - /* check to see if it already exists */ - if ((!strcasecmp(flbuf->f_name, floor_name)) && (flbuf->f_flags & F_INUSE)) { - return a; - } - } - return -1; -} - - -/* - * CtdlGetFloorByNameLock() - retrieve floor number for given floor and lock the floor list. - */ -int CtdlGetFloorByNameLock(const char *floor_name) -{ - begin_critical_section(S_FLOORTAB); - return CtdlGetFloorByName(floor_name); -} - - -/* - * CtdlGetAvailableFloor() - Return number of first unused floor - * return < 0 if none available - */ -int CtdlGetAvailableFloor(void) { - int a; - struct floor *flbuf = NULL; - - for (a = 0; a < MAXFLOORS; a++) { - flbuf = CtdlGetCachedFloor(a); - - /* check to see if it already exists */ - if ((flbuf->f_flags & F_INUSE) == 0) { - return a; - } - } - return -1; -} - - -/* - * CtdlGetFloor() - retrieve floor data from disk - */ -void CtdlGetFloor(struct floor *flbuf, int floor_num) { - struct cdbdata *cdbfl; - - memset(flbuf, 0, sizeof(struct floor)); - cdbfl = cdb_fetch(CDB_FLOORTAB, &floor_num, sizeof(int)); - if (cdbfl != NULL) { - memcpy(flbuf, cdbfl->ptr, ((cdbfl->len > sizeof(struct floor)) ? sizeof(struct floor) : cdbfl->len)); - cdb_free(cdbfl); - } else { - if (floor_num == 0) { - safestrncpy(flbuf->f_name, "Main Floor", sizeof flbuf->f_name); - flbuf->f_flags = F_INUSE; - flbuf->f_ref_count = 3; - } - } -} - - -/* - * lgetfloor() - same as CtdlGetFloor() but locks the record (if supported) - */ -void lgetfloor(struct floor *flbuf, int floor_num) { - begin_critical_section(S_FLOORTAB); - CtdlGetFloor(flbuf, floor_num); -} - - -/* - * CtdlGetCachedFloor() - Get floor record from *cache* (loads from disk if needed) - * - * This is strictly a performance hack. - */ -struct floor *CtdlGetCachedFloor(int floor_num) { - static int initialized = 0; - int i; - int fetch_new = 0; - struct floor *fl = NULL; - - begin_critical_section(S_FLOORCACHE); - if (initialized == 0) { - for (i=0; iptr, ((cdbqr->len > sizeof(struct ctdlroom)) ? sizeof(struct ctdlroom) : cdbqr->len) ); - cdb_free(cdbqr); - room_sanity_check(&qrbuf); - if (qrbuf.QRflags & QR_INUSE) { - callback_func(&qrbuf, in_data); - } - } -} - - -/* - * delete_msglist() - delete room message pointers - */ -void delete_msglist(struct ctdlroom *whichroom) { - struct cdbdata *cdbml; - - /* Make sure the msglist we're deleting actually exists, otherwise - * libdb will complain when we try to delete an invalid record - */ - cdbml = cdb_fetch(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long)); - if (cdbml != NULL) { - cdb_free(cdbml); - - /* Go ahead and delete it */ - cdb_delete(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long)); - } -} - - -/* - * Message pointer compare function for sort_msglist() - */ -int sort_msglist_cmp(const void *m1, const void *m2) { - if ((*(const long *)m1) > (*(const long *)m2)) return(1); - if ((*(const long *)m1) < (*(const long *)m2)) return(-1); - return(0); -} - - -/* - * sort message pointers - * (returns new msg count) - */ -int sort_msglist(long listptrs[], int oldcount) { - int numitems; - int i = 0; - - numitems = oldcount; - if (numitems < 2) { - return (oldcount); - } - - /* do the sort */ - qsort(listptrs, numitems, sizeof(long), sort_msglist_cmp); - - /* and yank any nulls */ - while ((i < numitems) && (listptrs[i] == 0L)) i++; - - if (i > 0) { - memmove(&listptrs[0], &listptrs[i], (sizeof(long) * (numitems - i))); - numitems-=i; - } - - return (numitems); -} - - -/* - * Determine whether a given room is non-editable. - */ -int CtdlIsNonEditable(struct ctdlroom *qrbuf) { - - /* Mail> rooms are non-editable */ - if ( (qrbuf->QRflags & QR_MAILBOX) && (!strcasecmp(&qrbuf->QRname[11], MAILROOM)) ) { - return (1); - } - - /* Everything else is editable */ - return (0); -} - - - -/* - * Make the specified room the current room for this session. No validation - * or access control is done here -- the caller should make sure that the - * specified room exists and is ok to access. - */ -void CtdlUserGoto(char *where, int display_result, int transiently, - int *retmsgs, int *retnew, long *retoldest, long *retnewest) -{ - int a; - int new_messages = 0; - int old_messages = 0; - int total_messages = 0; - long oldest_message = 0; - long newest_message = 0; - int info = 0; - int rmailflag; - int raideflag; - int newmailcount = 0; - visit vbuf; - char truncated_roomname[ROOMNAMELEN]; - struct cdbdata *cdbfr; - long *msglist = NULL; - int num_msgs = 0; - unsigned int original_v_flags; - int num_sets; - int s; - char setstr[128], lostr[64], histr[64]; - long lo, hi; - int is_trash = 0; - - /* If the supplied room name is NULL, the caller wants us to know that - * it has already copied the room record into CC->room, so - * we can skip the extra database fetch. - */ - if (where != NULL) { - safestrncpy(CC->room.QRname, where, sizeof CC->room.QRname); - CtdlGetRoom(&CC->room, where); - } - - /* Take care of all the formalities. */ - - begin_critical_section(S_USERS); - CtdlGetRelationship(&vbuf, &CC->user, &CC->room); - original_v_flags = vbuf.v_flags; - - /* Know the room ... but not if it's the page log room, or if the - * caller specified that we're only entering this room transiently. - */ - int add_room_to_known_list = 1; - if (transiently == 1) { - add_room_to_known_list = 0; - } - char *c_logpages = CtdlGetConfigStr("c_logpages"); - if ( (c_logpages != NULL) && (!strcasecmp(CC->room.QRname, c_logpages)) ) { - add_room_to_known_list = 0; - } - if (add_room_to_known_list) { - vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT; - vbuf.v_flags = vbuf.v_flags | V_ACCESS; - } - - /* Only rewrite the database record if we changed something */ - if (vbuf.v_flags != original_v_flags) { - CtdlSetRelationship(&vbuf, &CC->user, &CC->room); - } - end_critical_section(S_USERS); - - /* Check for new mail */ - newmailcount = NewMailCount(); - - /* Set info to 1 if the room banner is new since our last visit. - * Some clients only want to display it when it changes. - */ - if (CC->room.msgnum_info > vbuf.v_lastseen) { - info = 1; - } - - cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long)); - if (cdbfr != NULL) { - msglist = (long *) cdbfr->ptr; - cdbfr->ptr = NULL; /* CtdlUserGoto() now owns this memory */ - num_msgs = cdbfr->len / sizeof(long); - cdb_free(cdbfr); - } - - total_messages = 0; - for (a=0; a 0L) ++total_messages; - } - - if (total_messages > 0) { - oldest_message = msglist[0]; - newest_message = msglist[num_msgs - 1]; - } - - num_sets = num_tokens(vbuf.v_seen, ','); - for (s=0; s= 2) { - extract_token(histr, setstr, 1, ':', sizeof histr); - if (!strcmp(histr, "*")) { - snprintf(histr, sizeof histr, "%ld", LONG_MAX); - } - } - else { - strcpy(histr, lostr); - } - lo = atol(lostr); - hi = atol(histr); - - for (a=0; a 0L) { - if ((msglist[a] >= lo) && (msglist[a] <= hi)) { - ++old_messages; - msglist[a] = 0L; - } - } - } - new_messages = total_messages - old_messages; - - if (msglist != NULL) free(msglist); - - if (CC->room.QRflags & QR_MAILBOX) - rmailflag = 1; - else - rmailflag = 0; - - if ((CC->room.QRroomaide == CC->user.usernum) || (CC->user.axlevel >= AxAideU)) - raideflag = 1; - else - raideflag = 0; - - safestrncpy(truncated_roomname, CC->room.QRname, sizeof truncated_roomname); - if ( (CC->room.QRflags & QR_MAILBOX) && (atol(CC->room.QRname) == CC->user.usernum) ) { - safestrncpy(truncated_roomname, &truncated_roomname[11], sizeof truncated_roomname); - } - - if (!strcasecmp(truncated_roomname, USERTRASHROOM)) { - is_trash = 1; - } - - if (retmsgs != NULL) *retmsgs = total_messages; - if (retnew != NULL) *retnew = new_messages; - if (retoldest != NULL) *retoldest = oldest_message; - if (retnewest != NULL) *retnewest = newest_message; - syslog(LOG_DEBUG, "room_ops: %s : %d new of %d total messages, oldest=%ld, newest=%ld", - CC->room.QRname, new_messages, total_messages, oldest_message, newest_message - ); - - CC->curr_view = (int)vbuf.v_view; - - if (display_result) { - cprintf("%d%c%s|%d|%d|%d|%d|%ld|%ld|%d|%d|%d|%d|%d|%d|%d|%d|%ld|\n", - CIT_OK, CtdlCheckExpress(), - truncated_roomname, - (int)new_messages, - (int)total_messages, - (int)info, - (int)CC->room.QRflags, - (long)CC->room.QRhighest, - (long)vbuf.v_lastseen, - (int)rmailflag, - (int)raideflag, - (int)newmailcount, - (int)CC->room.QRfloor, - (int)vbuf.v_view, - (int)CC->room.QRdefaultview, - (int)is_trash, - (int)CC->room.QRflags2, - (long)CC->room.QRmtime - ); - } -} - - -/* - * Handle some of the macro named rooms - */ -void convert_room_name_macros(char *towhere, size_t maxlen) { - if (!strcasecmp(towhere, "_BASEROOM_")) { - safestrncpy(towhere, CtdlGetConfigStr("c_baseroom"), maxlen); - } - else if (!strcasecmp(towhere, "_MAIL_")) { - safestrncpy(towhere, MAILROOM, maxlen); - } - else if (!strcasecmp(towhere, "_TRASH_")) { - safestrncpy(towhere, USERTRASHROOM, maxlen); - } - else if (!strcasecmp(towhere, "_DRAFTS_")) { - safestrncpy(towhere, USERDRAFTROOM, maxlen); - } - else if (!strcasecmp(towhere, "_BITBUCKET_")) { - safestrncpy(towhere, CtdlGetConfigStr("c_twitroom"), maxlen); - } - else if (!strcasecmp(towhere, "_CALENDAR_")) { - safestrncpy(towhere, USERCALENDARROOM, maxlen); - } - else if (!strcasecmp(towhere, "_TASKS_")) { - safestrncpy(towhere, USERTASKSROOM, maxlen); - } - else if (!strcasecmp(towhere, "_CONTACTS_")) { - safestrncpy(towhere, USERCONTACTSROOM, maxlen); - } - else if (!strcasecmp(towhere, "_NOTES_")) { - safestrncpy(towhere, USERNOTESROOM, maxlen); - } -} - - -/* - * Back end function to rename a room. - * You can also specify which floor to move the room to, or specify -1 to - * keep the room on the same floor it was on. - * - * If you are renaming a mailbox room, you must supply the namespace prefix - * in *at least* the old name! - */ -int CtdlRenameRoom(char *old_name, char *new_name, int new_floor) { - int old_floor = 0; - struct ctdlroom qrbuf; - struct ctdlroom qrtmp; - int ret = 0; - struct floor *fl; - struct floor flbuf; - long owner = 0L; - char actual_old_name[ROOMNAMELEN]; - - syslog(LOG_DEBUG, "room_ops: CtdlRenameRoom(%s, %s, %d)", old_name, new_name, new_floor); - - if (new_floor >= 0) { - fl = CtdlGetCachedFloor(new_floor); - if ((fl->f_flags & F_INUSE) == 0) { - return(crr_invalid_floor); - } - } - - begin_critical_section(S_ROOMS); - - if ( (CtdlGetRoom(&qrtmp, new_name) == 0) && (strcasecmp(new_name, old_name)) ) { - ret = crr_already_exists; - } - - else if (CtdlGetRoom(&qrbuf, old_name) != 0) { - ret = crr_room_not_found; - } - - else if ( (CC->user.axlevel < AxAideU) && (!CC->internal_pgm) - && (CC->user.usernum != qrbuf.QRroomaide) - && ( (((qrbuf.QRflags & QR_MAILBOX) == 0) || (atol(qrbuf.QRname) != CC->user.usernum))) ) { - ret = crr_access_denied; - } - - else if (CtdlIsNonEditable(&qrbuf)) { - ret = crr_noneditable; - } - - else { - /* Rename it */ - safestrncpy(actual_old_name, qrbuf.QRname, sizeof actual_old_name); - if (qrbuf.QRflags & QR_MAILBOX) { - owner = atol(qrbuf.QRname); - } - if ( (owner > 0L) && (atol(new_name) == 0L) ) { - snprintf(qrbuf.QRname, sizeof(qrbuf.QRname), - "%010ld.%s", owner, new_name); - } - else { - safestrncpy(qrbuf.QRname, new_name, - sizeof(qrbuf.QRname)); - } - - /* Reject change of floor for baseroom/aideroom */ - if (!strncasecmp(old_name, CtdlGetConfigStr("c_baseroom"), ROOMNAMELEN) || - !strncasecmp(old_name, CtdlGetConfigStr("c_aideroom"), ROOMNAMELEN)) - { - new_floor = 0; - } - - /* Take care of floor stuff */ - old_floor = qrbuf.QRfloor; - if (new_floor < 0) { - new_floor = old_floor; - } - qrbuf.QRfloor = new_floor; - CtdlPutRoom(&qrbuf); - - begin_critical_section(S_CONFIG); - - /* If baseroom/aideroom name changes, update config */ - if (!strncasecmp(old_name, CtdlGetConfigStr("c_baseroom"), ROOMNAMELEN)) { - CtdlSetConfigStr("c_baseroom", new_name); - } - if (!strncasecmp(old_name, CtdlGetConfigStr("c_aideroom"), ROOMNAMELEN)) { - CtdlSetConfigStr("c_aideroom", new_name); - } - - end_critical_section(S_CONFIG); - - /* If the room name changed, then there are now two room - * records, so we have to delete the old one. - */ - if (strcasecmp(new_name, old_name)) { - b_deleteroom(actual_old_name); - } - - ret = crr_ok; - } - - end_critical_section(S_ROOMS); - - /* Adjust the floor reference counts if necessary */ - if (new_floor != old_floor) { - lgetfloor(&flbuf, old_floor); - --flbuf.f_ref_count; - lputfloor(&flbuf, old_floor); - syslog(LOG_DEBUG, "room_ops: reference count for floor %d is now %d", old_floor, flbuf.f_ref_count); - lgetfloor(&flbuf, new_floor); - ++flbuf.f_ref_count; - lputfloor(&flbuf, new_floor); - syslog(LOG_DEBUG, "room_ops: reference count for floor %d is now %d", new_floor, flbuf.f_ref_count); - } - - /* ...and everybody say "YATTA!" */ - return(ret); -} - - -/* - * Asynchronously schedule a room for deletion. By placing the room into an invalid private namespace, - * the room will appear deleted to the user(s), but the session doesn't need to block while waiting for - * database operations to complete. Instead, the room gets purged when THE DREADED AUTO-PURGER makes - * its next run. Aren't we so clever?!! - */ -void CtdlScheduleRoomForDeletion(struct ctdlroom *qrbuf) { - char old_name[ROOMNAMELEN]; - static int seq = 0; - - syslog(LOG_NOTICE, "room_ops: scheduling room <%s> for deletion", qrbuf->QRname); - - safestrncpy(old_name, qrbuf->QRname, sizeof old_name); - CtdlGetRoom(qrbuf, qrbuf->QRname); - - /* Turn the room into a private mailbox owned by a user who doesn't - * exist. This will immediately make the room invisible to everyone, - * and qualify the room for purging. - */ - snprintf(qrbuf->QRname, sizeof qrbuf->QRname, "9999999999.%08lx.%04d.%s", - time(NULL), - ++seq, - old_name - ); - qrbuf->QRflags |= QR_MAILBOX; - time(&qrbuf->QRgen); /* Use a timestamp as the new generation number */ - CtdlPutRoom(qrbuf); - b_deleteroom(old_name); -} - - -/* - * Back end processing to delete a room and everything associated with it - * (This one is synchronous and should only get called by THE DREADED - * AUTO-PURGER in serv_expire.c. All user-facing code should call - * the asynchronous schedule_room_for_deletion() instead.) - */ -void CtdlDeleteRoom(struct ctdlroom *qrbuf) { - struct floor flbuf; - char configdbkeyname[25]; - - syslog(LOG_NOTICE, "room_ops: deleting room <%s>", qrbuf->QRname); - - /* Delete the room's network configdb entry */ - netcfg_keyname(configdbkeyname, qrbuf->QRnumber); - CtdlDelConfig(configdbkeyname); - - /* Delete the messages in the room - * (Careful: this opens an S_ROOMS critical section!) - */ - CtdlDeleteMessages(qrbuf->QRname, NULL, 0, ""); - - /* Flag the room record as not in use */ - CtdlGetRoomLock(qrbuf, qrbuf->QRname); - qrbuf->QRflags = 0; - CtdlPutRoomLock(qrbuf); - - /* then decrement the reference count for the floor */ - lgetfloor(&flbuf, (int) (qrbuf->QRfloor)); - flbuf.f_ref_count = flbuf.f_ref_count - 1; - lputfloor(&flbuf, (int) (qrbuf->QRfloor)); - - /* Delete the room record from the database! */ - b_deleteroom(qrbuf->QRname); -} - - -/* - * Check access control for deleting a room - */ -int CtdlDoIHavePermissionToDeleteThisRoom(struct ctdlroom *qr) { - - if ((!(CC->logged_in)) && (!(CC->internal_pgm))) { - return(0); - } - - if (CtdlIsNonEditable(qr)) { - return(0); - } - - /* - * For mailboxes, check stuff - */ - if (qr->QRflags & QR_MAILBOX) { - - if (strlen(qr->QRname) < 12) return(0); /* bad name */ - - if (atol(qr->QRname) != CC->user.usernum) { - return(0); /* not my room */ - } - - /* Can't delete your Mail> room */ - if (!strcasecmp(&qr->QRname[11], MAILROOM)) return(0); - - /* Otherwise it's ok */ - return(1); - } - - /* - * For normal rooms, just check for admin or room admin status. - */ - return(is_room_aide()); -} - - -/* - * Internal code to create a new room (returns room flags) - * - * Room types: 0=public, 1=hidden, 2=passworded, 3=invitation-only, - * 4=mailbox, 5=mailbox, but caller supplies namespace - */ -unsigned CtdlCreateRoom(char *new_room_name, - int new_room_type, - char *new_room_pass, - int new_room_floor, - int really_create, - int avoid_access, - int new_room_view) -{ - struct ctdlroom qrbuf; - struct floor flbuf; - visit vbuf; - - syslog(LOG_DEBUG, "room_ops: CtdlCreateRoom(name=%s, type=%d, view=%d)", new_room_name, new_room_type, new_room_view); - - if (CtdlGetRoom(&qrbuf, new_room_name) == 0) { - syslog(LOG_DEBUG, "room_ops: cannot create room <%s> - already exists", new_room_name); - return(0); - } - - memset(&qrbuf, 0, sizeof(struct ctdlroom)); - safestrncpy(qrbuf.QRpasswd, new_room_pass, sizeof qrbuf.QRpasswd); - qrbuf.QRflags = QR_INUSE; - if (new_room_type > 0) - qrbuf.QRflags = (qrbuf.QRflags | QR_PRIVATE); - if (new_room_type == 1) - qrbuf.QRflags = (qrbuf.QRflags | QR_GUESSNAME); - if (new_room_type == 2) - qrbuf.QRflags = (qrbuf.QRflags | QR_PASSWORDED); - if ( (new_room_type == 4) || (new_room_type == 5) ) { - qrbuf.QRflags = (qrbuf.QRflags | QR_MAILBOX); - /* qrbuf.QRflags2 |= QR2_SUBJECTREQ; */ - } - - /* If the user is requesting a personal room, set up the room - * name accordingly (prepend the user number) - */ - if (new_room_type == 4) { - CtdlMailboxName(qrbuf.QRname, sizeof qrbuf.QRname, &CC->user, new_room_name); - } - else { - safestrncpy(qrbuf.QRname, new_room_name, sizeof qrbuf.QRname); - } - - /* If the room is private, and the system administrator has elected - * to automatically grant room admin privileges, do so now. - */ - if ((qrbuf.QRflags & QR_PRIVATE) && (CREATAIDE == 1)) { - qrbuf.QRroomaide = CC->user.usernum; - } - /* Blog owners automatically become room admins of their blogs. - * (In the future we will offer a site-wide configuration setting to suppress this behavior.) - */ - else if (new_room_view == VIEW_BLOG) { - qrbuf.QRroomaide = CC->user.usernum; - } - /* Otherwise, set the room admin to undefined. - */ - else { - qrbuf.QRroomaide = (-1L); - } - - /* - * If the caller is only interested in testing whether this will work, - * return now without creating the room. - */ - if (!really_create) return (qrbuf.QRflags); - - qrbuf.QRnumber = get_new_room_number(); - qrbuf.QRhighest = 0L; /* No messages in this room yet */ - time(&qrbuf.QRgen); /* Use a timestamp as the generation number */ - qrbuf.QRfloor = new_room_floor; - qrbuf.QRdefaultview = new_room_view; - - /* save what we just did... */ - CtdlPutRoom(&qrbuf); - - /* bump the reference count on whatever floor the room is on */ - lgetfloor(&flbuf, (int) qrbuf.QRfloor); - flbuf.f_ref_count = flbuf.f_ref_count + 1; - lputfloor(&flbuf, (int) qrbuf.QRfloor); - - /* Grant the creator access to the room unless the avoid_access - * parameter was specified. - */ - if ( (CC->logged_in) && (avoid_access == 0) ) { - CtdlGetRelationship(&vbuf, &CC->user, &qrbuf); - vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT; - vbuf.v_flags = vbuf.v_flags | V_ACCESS; - CtdlSetRelationship(&vbuf, &CC->user, &qrbuf); - } - - /* resume our happy day */ - return (qrbuf.QRflags); -}