18 #include "sysdep_decls.h"
23 #include "dynloader.h"
25 #include "mime_parser.h"
34 extern struct config config;
38 * This function is self explanatory.
39 * (What can I say, I'm in a weird mood today...)
41 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name) {
44 for (i=0; i<strlen(name); ++i) if (name[i]=='@') {
45 if (i>0) if (isspace(name[i-1])) {
46 strcpy(&name[i-1], &name[i]);
49 while (isspace(name[i+1])) {
50 strcpy(&name[i+1], &name[i+2]);
57 * Aliasing for network mail.
58 * (Error messages have been commented out, because this is a server.)
60 int alias(char *name) /* process alias and routing info for mail */
64 char aaa[300],bbb[300];
66 lprintf(9, "alias() called for <%s>\n", name);
68 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
70 fp=fopen("network/mail.aliases","r");
71 if (fp==NULL) fp=fopen("/dev/null","r");
72 if (fp==NULL) return(M_ERROR);
73 GNA: strcpy(aaa,""); strcpy(bbb,"");
96 if (strcasecmp(name,aaa)) goto GNA;
99 lprintf(7, "Mail is being forwarded to %s\n", name);
101 DETYPE: /* determine local or remote type, see citadel.h */
102 for (a=0; a<strlen(name); ++a) if (name[a]=='!') return(M_INTERNET);
103 for (a=0; a<strlen(name); ++a)
105 for (b=a; b<strlen(name); ++b)
106 if (name[b]=='.') return(M_INTERNET);
107 b=0; for (a=0; a<strlen(name); ++a) if (name[a]=='@') ++b;
109 lprintf(7, "Too many @'s in address\n");
113 for (a=0; a<strlen(name); ++a)
114 if (name[a]=='@') strcpy(bbb,&name[a+1]);
115 while (bbb[0]==32) strcpy(bbb,&bbb[1]);
116 fp = fopen("network/mail.sysinfo","r");
117 if (fp==NULL) return(M_ERROR);
120 } while ((a>=0)&&(strcasecmp(aaa,bbb)));
122 if (!strncmp(aaa,"use ",4)) {
128 if (!strncmp(aaa,"uum",3)) {
130 for (a=0; a<strlen(bbb); ++a) {
131 if (bbb[a]=='@') bbb[a]=0;
132 if (bbb[a]==' ') bbb[a]='_';
134 while(bbb[strlen(bbb)-1]=='_') bbb[strlen(bbb)-1]=0;
135 sprintf(name,&aaa[4],bbb);
138 if (!strncmp(aaa,"bin",3)) {
139 strcpy(aaa,name); strcpy(bbb,name);
140 while (aaa[strlen(aaa)-1]!='@') aaa[strlen(aaa)-1]=0;
141 aaa[strlen(aaa)-1]=0;
142 while (aaa[strlen(aaa)-1]==' ') aaa[strlen(aaa)-1]=0;
143 while (bbb[0]!='@') strcpy(bbb,&bbb[1]);
145 while (bbb[0]==' ') strcpy(bbb,&bbb[1]);
146 sprintf(name,"%s @%s",aaa,bbb);
158 fp=fopen("citadel.control","r");
159 fread((char *)&CitControl,sizeof(struct CitControl),1,fp);
164 * cmd_msgs() - get list of message #'s in this room
166 void cmd_msgs(char *cmdbuf)
175 extract(which,cmdbuf,0);
179 if (!strncasecmp(which,"OLD",3)) mode = MSGS_OLD;
180 if (!strncasecmp(which,"NEW",3)) mode = MSGS_NEW;
181 if (!strncasecmp(which,"FIRST",5)) {
183 cm_howmany = extract_int(cmdbuf,1);
185 if (!strncasecmp(which,"LAST",4)) {
187 cm_howmany = extract_int(cmdbuf,1);
189 if (!strncasecmp(which,"GT",2)) {
191 cm_gt = extract_long(cmdbuf,1);
194 if ((!(CC->logged_in))&&(!(CC->internal_pgm))) {
195 cprintf("%d not logged in\n",ERROR+NOT_LOGGED_IN);
199 get_msglist(&CC->quickroom);
200 getuser(&CC->usersupp,CC->curr_user);
201 CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
203 cprintf("%d Message list...\n",LISTING_FOLLOWS);
204 if (CC->num_msgs != 0) {
205 for (a=0; a<(CC->num_msgs); ++a)
206 if ((MessageFromList(a) >=0)
210 || ((mode==MSGS_OLD) && (MessageFromList(a) <= vbuf.v_lastseen))
211 || ((mode==MSGS_NEW) && (MessageFromList(a) > vbuf.v_lastseen))
212 || ((mode==MSGS_NEW) && (MessageFromList(a) >= vbuf.v_lastseen)
213 && (CC->usersupp.flags & US_LASTOLD))
214 || ((mode==MSGS_LAST)&& (a>=(CC->num_msgs-cm_howmany)))
215 || ((mode==MSGS_FIRST)&&(a<cm_howmany))
216 || ((mode==MSGS_GT) && (MessageFromList(a) > cm_gt))
220 cprintf("%ld\n", MessageFromList(a));
229 * help_subst() - support routine for help file viewer
231 void help_subst(char *strbuf, char *source, char *dest)
236 while (p=pattern2(strbuf,source), (p>=0)) {
237 strcpy(workbuf,&strbuf[p+strlen(source)]);
238 strcpy(&strbuf[p],dest);
239 strcat(strbuf,workbuf);
244 void do_help_subst(char *buffer)
248 help_subst(buffer,"^nodename",config.c_nodename);
249 help_subst(buffer,"^humannode",config.c_humannode);
250 help_subst(buffer,"^fqdn",config.c_fqdn);
251 help_subst(buffer,"^username",CC->usersupp.fullname);
252 sprintf(buf2,"%ld",CC->usersupp.usernum);
253 help_subst(buffer,"^usernum",buf2);
254 help_subst(buffer,"^sysadm",config.c_sysadm);
255 help_subst(buffer,"^variantname",CITADEL);
256 sprintf(buf2,"%d",config.c_maxsessions);
257 help_subst(buffer,"^maxsessions",buf2);
263 * memfmout() - Citadel text formatter and paginator.
264 * Although the original purpose of this routine was to format
265 * text to the reader's screen width, all we're really using it
266 * for here is to format text out to 80 columns before sending it
267 * to the client. The client software may reformat it again.
269 void memfmout(int width, char *mptr, char subst)
270 /* screen width to use */
271 /* where are we going to get our text from? */
272 /* nonzero if we should use hypertext mode */
281 strcpy(aaa,""); old=255;
283 c=1; /* c is the current pos */
286 while (ch=*mptr, ((ch!=0) && (strlen(buffer)<126) )) {
288 buffer[strlen(buffer)+1] = 0;
289 buffer[strlen(buffer)] = ch;
292 if (buffer[0]=='^') do_help_subst(buffer);
294 buffer[strlen(buffer)+1] = 0;
296 strcpy(buffer,&buffer[1]);
303 if (ch<=0) goto FMTEND;
305 if ( ((ch==13)||(ch==10)) && (old!=13) && (old!=10) ) ch=32;
306 if ( ((old==13)||(old==10)) && (isspace(real)) ) {
310 if (ch>126) goto FMTA;
313 if ( ((strlen(aaa)+c)>(width-5)) && (strlen(aaa)>(width-5)) )
314 { cprintf("\n%s",aaa); c=strlen(aaa); aaa[0]=0;
316 b=strlen(aaa); aaa[b]=ch; aaa[b+1]=0; }
318 if ((strlen(aaa)+c)>(width-5)) {
322 cprintf("%s ",aaa); ++c; c=c+strlen(aaa);
326 if ((ch==13)||(ch==10)) {
334 FMTEND: cprintf("\n");
340 * Callback function for mime parser that simply lists the part
342 void list_this_part(char *name, char *filename, char *partnum, char *disp,
343 void *content, char *cbtype, size_t length) {
345 cprintf("part=%s|%s|%s|%s|%s|%d\n",
346 name, filename, partnum, disp, cbtype, length);
351 * Callback function for mime parser that wants to display text
353 void fixed_output(char *name, char *filename, char *partnum, char *disp,
354 void *content, char *cbtype, size_t length) {
356 if (!strcasecmp(cbtype, "text/plain")) {
357 client_write(content, length);
360 cprintf("Part %s: %s (%s) (%d bytes)\n",
361 partnum, filename, cbtype, length);
367 * Callback function for mime parser that opens a section for downloading
369 void mime_download(char *name, char *filename, char *partnum, char *disp,
370 void *content, char *cbtype, size_t length) {
372 char tmpname[PATH_MAX];
375 /* Silently go away if there's already a download open... */
376 if (CC->download_fp != NULL) return;
378 /* ...or if this is not the desired section */
379 if (strcasecmp(CC->desired_section, partnum)) return;
381 snprintf(tmpname, sizeof tmpname,
382 "/tmp/CitServer.download.%4x.%4x", getpid(), ++seq);
384 CC->download_fp = fopen(tmpname, "wb+");
385 if (CC->download_fp == NULL) return;
387 /* Unlink the file while it's open, to guarantee that the
388 * temp file will always be deleted.
392 fwrite(content, length, 1, CC->download_fp);
393 fflush(CC->download_fp);
394 rewind(CC->download_fp);
396 OpenCmdResult(filename, cbtype);
402 * Get a message off disk. (return value is the message's timestamp)
405 time_t output_message(char *msgid, int mode, int headers_only) {
409 CIT_UBYTE format_type,anon_flag;
414 struct cdbdata *dmsgtext;
417 /* buffers needed for RFC822 translation */
426 msg_num = atol(msgid);
429 if ((!(CC->logged_in))&&(!(CC->internal_pgm))&&(mode!=MT_DATE)) {
430 cprintf("%d Not logged in.\n",ERROR+NOT_LOGGED_IN);
434 /* We used to need to check in the current room's message list
435 * to determine where the message's disk position. We no longer need
436 * to do this, but we do it anyway as a security measure, in order to
437 * prevent rogue clients from reading messages not in the current room.
441 if (CC->num_msgs > 0) {
442 for (a=0; a<CC->num_msgs; ++a) {
443 if (MessageFromList(a) == msg_num) {
451 cprintf("%d Message %ld is not in this room.\n",
457 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msg_num, sizeof(long));
459 if (dmsgtext == NULL) {
461 cprintf("%d Can't find message %ld\n",
462 ERROR+INTERNAL_ERROR);
466 msg_len = (long) dmsgtext->len;
467 mptr = dmsgtext->ptr;
469 /* this loop spews out the whole message if we're doing raw format */
470 if (mode == MT_RAW) {
471 cprintf("%d %ld\n", BINARY_FOLLOWS, msg_len);
472 client_write(dmsgtext->ptr, (int) msg_len);
477 /* Otherwise, we'll start parsing it field by field... */
480 cprintf("%d Illegal message format on disk\n",
481 ERROR+INTERNAL_ERROR);
487 format_type = *mptr++;
489 /* Are we downloading a MIME component? */
490 if (mode == MT_DOWNLOAD) {
491 if (format_type != 4) {
492 cprintf("%d This is not a MIME message.\n",
495 else if (CC->download_fp != NULL) {
496 cprintf("%d You already have a download open.\n",
500 /* Skip to the message body */
501 while(ch = *mptr++, (ch!='M' && ch!=0)) {
504 buf[strlen(buf)+1] = 0;
506 buf[strlen(buf)] = rch;
510 mime_parser(mptr, NULL, *mime_download);
511 /* If there's no file open by this time, the requested
512 * section wasn't found, so print an error
514 if (CC->download_fp == NULL) {
515 cprintf("%d Section %s not found.\n",
516 ERROR+FILE_NOT_FOUND,
517 CC->desired_section);
524 /* Are we just looking for the message date? */
525 if (mode == MT_DATE) while(ch = *mptr++, (ch!='M' && ch!=0)) {
528 buf[strlen(buf)+1] = 0;
530 buf[strlen(buf)] = rch;
541 /* now for the user-mode message reading loops */
542 cprintf("%d Message %ld:\n",LISTING_FOLLOWS,msg_num);
544 if (mode == MT_CITADEL) cprintf("type=%d\n", format_type);
546 if ( (anon_flag == MES_ANON) && (mode == MT_CITADEL) ) {
547 cprintf("nhdr=yes\n");
550 /* begin header processing loop for Citadel message format */
552 if ((mode == MT_CITADEL)||(mode == MT_MIME))
553 while(ch = *mptr++, (ch!='M' && ch!=0)) {
556 buf[strlen(buf)+1] = 0;
558 buf[strlen(buf)] = rch;
562 PerformUserHooks(buf, (-1L), EVT_OUTPUTMSG);
563 if (anon_flag==MES_ANON) cprintf("from=****");
564 else if (anon_flag==MES_AN2) cprintf("from=anonymous");
565 else cprintf("from=%s",buf);
566 if ((is_room_aide()) && ((anon_flag == MES_ANON)
567 || (anon_flag == MES_AN2)))
568 cprintf(" [%s]",buf);
571 else if (ch=='P') cprintf("path=%s\n",buf);
572 else if (ch=='U') cprintf("subj=%s\n",buf);
573 else if (ch=='I') cprintf("msgn=%s\n",buf);
574 else if (ch=='H') cprintf("hnod=%s\n",buf);
575 else if (ch=='O') cprintf("room=%s\n",buf);
576 else if (ch=='N') cprintf("node=%s\n",buf);
577 else if (ch=='R') cprintf("rcpt=%s\n",buf);
578 else if (ch=='T') cprintf("time=%s\n",buf);
579 /* else cprintf("fld%c=%s\n",ch,buf); */
582 /* begin header processing loop for RFC822 transfer format */
586 strcpy(snode, NODENAME);
587 strcpy(lnode, HUMANNODE);
588 if (mode == MT_RFC822) while(ch = *mptr++, (ch!='M' && ch!=0)) {
591 buf[strlen(buf)+1] = 0;
593 buf[strlen(buf)] = rch;
596 if (ch=='A') strcpy(luser, buf);
598 cprintf("Path: %s\n",buf);
599 for (a=0; a<strlen(buf); ++a) {
601 strcpy(buf,&buf[a+1]);
607 else if (ch=='U') cprintf("Subject: %s\n",buf);
608 else if (ch=='I') strcpy(mid, buf);
609 else if (ch=='H') strcpy(lnode, buf);
610 else if (ch=='O') cprintf("X-Citadel-Room: %s\n",buf);
611 else if (ch=='N') strcpy(snode, buf);
612 else if (ch=='R') cprintf("To: %s\n",buf);
615 cprintf("Date: %s", asctime(localtime(&xtime)));
619 if (mode == MT_RFC822) {
620 if (!strcasecmp(snode, NODENAME)) {
623 cprintf("Message-ID: <%s@%s>\n", mid, snode);
624 PerformUserHooks(luser, (-1L), EVT_OUTPUTMSG);
625 cprintf("From: %s@%s (%s)\n",
626 suser, snode, luser);
627 cprintf("Organization: %s\n", lnode);
630 /* end header processing loop ... at this point, we're in the text */
633 cprintf("text\n*** ?Message truncated\n000\n");
638 /* do some sort of MIME output */
639 if (format_type == 4) {
640 if ((mode == MT_CITADEL)||(mode == MT_MIME)) {
641 mime_parser(mptr, NULL, *list_this_part);
643 if (mode == MT_MIME) { /* If MT_MIME then it's parts only */
651 /* give 'em a length */
653 while(ch = *mptr++, ch>0) {
656 cprintf("mlen=%ld\n", msg_len);
662 /* signify start of msg text */
663 if (mode == MT_CITADEL) cprintf("text\n");
664 if ( (mode == MT_RFC822) && (format_type != 4) ) cprintf("\n");
666 /* If the format type on disk is 1 (fixed-format), then we want
667 * everything to be output completely literally ... regardless of
668 * what message transfer format is in use.
670 if (format_type == 1) {
672 while(ch = *mptr++, ch>0) {
673 if (ch == 13) ch = 10;
674 if ( (ch == 10) || (strlen(buf)>250) ) {
675 cprintf("%s\n", buf);
679 buf[strlen(buf)+1] = 0;
680 buf[strlen(buf)] = ch;
683 if (strlen(buf)>0) cprintf("%s\n", buf);
685 /* If the message on disk is format 0 (Citadel vari-format), we
686 * output using the formatter at 80 columns. This is the final output
687 * form if the transfer format is RFC822, but if the transfer format
688 * is Citadel proprietary, it'll still work, because the indentation
689 * for new paragraphs is correct and the client will reformat the
690 * message to the reader's screen width.
692 if (format_type == 0) {
695 /* If the message on disk is format 4 (MIME), we've gotta hand it
696 * off to the MIME parser. The client has already been told that
697 * this message is format 1 (fixed format), so the callback function
698 * we use will display those parts as-is.
700 if (format_type == 4) {
701 mime_parser(mptr, NULL, *fixed_output);
712 * display a message (mode 0 - Citadel proprietary)
714 void cmd_msg0(char *cmdbuf)
717 int headers_only = 0;
719 extract(msgid,cmdbuf,0);
720 headers_only = extract_int(cmdbuf, 1);
722 output_message(msgid, MT_CITADEL, headers_only);
728 * display a message (mode 2 - RFC822)
730 void cmd_msg2(char *cmdbuf)
733 int headers_only = 0;
735 extract(msgid,cmdbuf,0);
736 headers_only = extract_int(cmdbuf,1);
738 output_message(msgid,MT_RFC822,headers_only);
742 * display a message (mode 3 - IGnet raw format - internal programs only)
744 void cmd_msg3(char *cmdbuf)
747 int headers_only = 0;
749 if (CC->internal_pgm == 0) {
750 cprintf("%d This command is for internal programs only.\n",
755 extract(msgid,cmdbuf,0);
756 headers_only = extract_int(cmdbuf,1);
758 output_message(msgid,MT_RAW,headers_only);
762 * display a message (mode 4 - MIME) (FIX ... still evolving, not complete)
764 void cmd_msg4(char *cmdbuf)
768 extract(msgid, cmdbuf, 0);
770 output_message(msgid, MT_MIME, 0);
776 * Open a component of a MIME message as a download file
778 void cmd_opna(char *cmdbuf)
782 extract(msgid, cmdbuf, 0);
783 extract(CC->desired_section, cmdbuf, 1);
785 output_message(msgid, MT_DOWNLOAD, 0);
791 * Message base operation to send a message to the master file
792 * (returns new message number)
794 long send_message(char *message_in_memory, /* pointer to buffer */
795 size_t message_length, /* length of buffer */
796 int generate_id) { /* 1 to generate an I field */
799 char *actual_message;
800 size_t actual_length;
804 /* Get a new message number */
805 newmsgid = get_new_message_number();
808 sprintf(msgidbuf, "I%ld", newmsgid);
809 actual_length = message_length + strlen(msgidbuf) + 1;
810 actual_message = mallok(actual_length);
811 memcpy(actual_message, message_in_memory, 3);
812 memcpy(&actual_message[3], msgidbuf, (strlen(msgidbuf)+1) );
813 memcpy(&actual_message[strlen(msgidbuf)+4],
814 &message_in_memory[3], message_length - 3);
818 actual_message = message_in_memory;
819 actual_length = message_length;
822 /* Write our little bundle of joy into the message base */
823 begin_critical_section(S_MSGMAIN);
824 if ( cdb_store(CDB_MSGMAIN, &newmsgid, sizeof(long),
825 actual_message, actual_length) < 0 ) {
826 lprintf(2, "Can't store message\n");
832 end_critical_section(S_MSGMAIN);
835 phree(actual_message);
838 /* Finally, return the pointers */
845 * this is a simple file copy routine.
847 void copy_file(char *from, char *to)
853 if (ffp==NULL) return;
859 while (a=getc(ffp), a>=0) {
870 * message base operation to save a message and install its pointers
872 void save_message(char *mtmp, /* file containing proper message */
873 char *rec, /* Recipient (if mail) */
874 char *force, /* if non-zero length, force a room */
875 int mailtype, /* local or remote type, see citadel.h */
876 int generate_id) /* set to 1 to generate an 'I' field */
879 char hold_rm[ROOMNAMELEN];
880 char actual_rm[ROOMNAMELEN];
881 char force_room[ROOMNAMELEN];
884 char *message_in_memory;
888 struct usersupp userbuf;
890 static int seqnum = 0;
892 lprintf(9, "save_message(%s,%s,%s,%d,%d)\n",
893 mtmp, rec, force_room, mailtype, generate_id);
895 strcpy(force_room, force);
897 /* Strip non-printable characters out of the recipient name */
898 strcpy(recipient, rec);
899 for (a=0; a<strlen(recipient); ++a)
900 if (!isprint(recipient[a]))
901 strcpy(&recipient[a], &recipient[a+1]);
903 /* Measure the message */
904 stat(mtmp, &statbuf);
905 templen = statbuf.st_size;
907 /* Now read it into memory */
908 message_in_memory = (char *) mallok(templen);
909 if (message_in_memory == NULL) {
910 lprintf(2, "Can't allocate memory to save message!\n");
914 fp = fopen(mtmp, "rb");
915 fread(message_in_memory, templen, 1, fp);
918 newmsgid = send_message(message_in_memory, templen, generate_id);
919 phree(message_in_memory);
920 if (newmsgid <= 0L) return;
922 strcpy(actual_rm, CC->quickroom.QRname);
925 /* If the user is a twit, move to the twit room for posting... */
926 if (TWITDETECT) if (CC->usersupp.axlevel==2) {
927 strcpy(hold_rm, actual_rm);
928 strcpy(actual_rm, config.c_twitroom);
931 /* ...or if this is a private message, go to the target mailbox. */
932 lprintf(9, "mailbox aliasing loop\n");
934 if (strlen(recipient) > 0) {
936 /* mailtype = alias(recipient); */
937 if (mailtype == M_LOCAL) {
939 if (getuser(&userbuf, recipient)!=0) {
940 /* User not found, goto Aide */
942 strcpy(force_room, AIDEROOM);
946 strcpy(hold_rm, actual_rm);
948 MailboxName(actual_rm, &userbuf, MAILROOM);
953 /* ...or if this message is destined for Aide> then go there. */
954 lprintf(9, "actual room forcing loop\n");
955 if (strlen(force_room) > 0) {
956 strcpy(hold_rm, actual_rm);
957 strcpy(actual_rm, force_room);
960 /* This call to usergoto() changes rooms if necessary. It also
961 * causes the latest message list to be read into memory.
963 usergoto(actual_rm, 0);
965 /* read in the quickroom record, obtaining a lock... */
966 lgetroom(&CC->quickroom, actual_rm);
968 /* Fix an obscure bug */
969 if (!strcasecmp(CC->quickroom.QRname, AIDEROOM)) {
970 CC->quickroom.QRflags = CC->quickroom.QRflags & ~QR_MAILBOX;
973 /* Add the message pointer to the room */
974 CC->quickroom.QRhighest = AddMessageToRoom(&CC->quickroom, newmsgid);
976 /* update quickroom */
977 lputroom(&CC->quickroom, actual_rm);
979 /* Network mail - send a copy to the network program. */
980 if ( (strlen(recipient)>0) && (mailtype != M_LOCAL) ) {
981 sprintf(aaa,"./network/spoolin/netmail.%04lx.%04x.%04x",
982 (long)getpid(), CC->cs_pid, ++seqnum);
984 system("exec nohup ./netproc -i >/dev/null 2>&1 &");
987 /* Bump this user's messages posted counter. */
988 lgetuser(&CC->usersupp, CC->curr_user);
989 CC->usersupp.posted = CC->usersupp.posted + 1;
990 lputuser(&CC->usersupp, CC->curr_user);
992 /* If we've posted in a room other than the current room, then we
993 * have to now go back to the current room...
995 if (strlen(hold_rm) > 0) {
996 usergoto(hold_rm, 0);
998 unlink(mtmp); /* delete the temporary file */
1003 * Generate an administrative message and post it in the Aide> room.
1005 void aide_message(char *text)
1009 fp=fopen(CC->temp,"wb");
1010 fprintf(fp,"%c%c%c",255,MES_NORMAL,0);
1011 fprintf(fp,"Psysop%c",0);
1012 fprintf(fp,"T%ld%c", time(NULL), 0);
1013 fprintf(fp,"ACitadel%c",0);
1014 fprintf(fp,"OAide%c",0);
1015 fprintf(fp,"N%s%c",NODENAME,0);
1016 fprintf(fp,"M%s\n%c",text,0);
1018 save_message(CC->temp,"",AIDEROOM,M_LOCAL,1);
1019 syslog(LOG_NOTICE,text);
1025 * Build a binary message to be saved on disk.
1028 char *filename, /* temporary file name */
1029 struct usersupp *author, /* author's usersupp structure */
1030 char *recipient, /* NULL if it's not mail */
1031 char *room, /* room where it's going */
1032 int type, /* see MES_ types in header file */
1033 int net_type, /* see MES_ types in header file */
1034 int format_type, /* local or remote (see citadel.h) */
1035 char *fake_name) { /* who we're masquerading as */
1043 /* Don't confuse the poor folks if it's not routed mail. */
1044 strcpy(dest_node, "");
1047 /* If net_type is M_BINARY, split out the destination node. */
1048 if (net_type == M_BINARY) {
1049 strcpy(dest_node,NODENAME);
1050 for (a=0; a<strlen(recipient); ++a) {
1051 if (recipient[a]=='@') {
1053 strcpy(dest_node,&recipient[a+1]);
1058 /* if net_type is M_INTERNET, set the dest node to 'internet' */
1059 if (net_type == M_INTERNET) {
1060 strcpy(dest_node,"internet");
1063 while (isspace(recipient[strlen(recipient)-1]))
1064 recipient[strlen(recipient)-1] = 0;
1067 fp=fopen(filename,"w");
1069 putc(type,fp); /* Normal or anonymous, see MES_ flags */
1070 putc(format_type,fp); /* Formatted or unformatted */
1071 fprintf(fp,"Pcit%ld%c",author->usernum,0); /* path */
1072 fprintf(fp,"T%ld%c",now,0); /* date/time */
1074 fprintf(fp,"A%s%c",fake_name,0);
1076 fprintf(fp,"A%s%c",author->fullname,0); /* author */
1078 if (CC->quickroom.QRflags & QR_MAILBOX) { /* room */
1079 fprintf(fp,"O%s%c", &CC->quickroom.QRname[11], 0);
1082 fprintf(fp,"O%s%c",CC->quickroom.QRname,0);
1085 fprintf(fp,"N%s%c",NODENAME,0); /* nodename */
1086 fprintf(fp,"H%s%c",HUMANNODE,0); /* human nodename */
1088 if (recipient[0]!=0) fprintf(fp, "R%s%c", recipient, 0);
1089 if (dest_node[0]!=0) fprintf(fp, "D%s%c", dest_node, 0);
1093 while (client_gets(buf), strcmp(buf,"000"))
1095 fprintf(fp,"%s\n",buf);
1097 syslog(LOG_INFO, "Closing message");
1107 * message entry - mode 0 (normal) <bc>
1109 void cmd_ent0(char *entargs)
1112 char recipient[256];
1114 int format_type = 0;
1115 char newusername[256]; /* <bc> */
1120 struct usersupp tempUS;
1123 post = extract_int(entargs,0);
1124 extract(recipient,entargs,1);
1125 anon_flag = extract_int(entargs,2);
1126 format_type = extract_int(entargs,3);
1128 /* first check to make sure the request is valid. */
1130 if (!(CC->logged_in)) {
1131 cprintf("%d Not logged in.\n",ERROR+NOT_LOGGED_IN);
1134 if ((CC->usersupp.axlevel<2)&&((CC->quickroom.QRflags&QR_MAILBOX)==0)) {
1135 cprintf("%d Need to be validated to enter ",
1136 ERROR+HIGHER_ACCESS_REQUIRED);
1137 cprintf("(except in %s> to sysop)\n", MAILROOM);
1140 if ((CC->usersupp.axlevel<4)&&(CC->quickroom.QRflags&QR_NETWORK)) {
1141 cprintf("%d Need net privileges to enter here.\n",
1142 ERROR+HIGHER_ACCESS_REQUIRED);
1145 if ((CC->usersupp.axlevel<6)&&(CC->quickroom.QRflags&QR_READONLY)) {
1146 cprintf("%d Sorry, this is a read-only room.\n",
1147 ERROR+HIGHER_ACCESS_REQUIRED);
1154 if (post==2) { /* <bc> */
1155 if (CC->usersupp.axlevel<6)
1157 cprintf("%d You don't have permission to do an aide post.\n",
1158 ERROR+HIGHER_ACCESS_REQUIRED);
1161 extract(newusername,entargs,4);
1162 memset(CC->fake_postname, 0, 32);
1163 strcpy(CC->fake_postname, newusername);
1164 cprintf("%d Ok\n",OK);
1168 CC->cs_flags |= CS_POSTING;
1171 if (CC->quickroom.QRflags & QR_MAILBOX) {
1172 if (CC->usersupp.axlevel>=2) {
1173 strcpy(buf,recipient);
1175 else strcpy(buf,"sysop");
1176 e=alias(buf); /* alias and mail type */
1177 if ((buf[0]==0) || (e==M_ERROR)) {
1178 cprintf("%d Unknown address - cannot send message.\n",
1179 ERROR+NO_SUCH_USER);
1182 if ((e!=M_LOCAL)&&(CC->usersupp.axlevel<4)) {
1183 cprintf("%d Net privileges required for network mail.\n",
1184 ERROR+HIGHER_ACCESS_REQUIRED);
1187 if ((RESTRICT_INTERNET==1)&&(e==M_INTERNET)
1188 &&((CC->usersupp.flags&US_INTERNET)==0)
1189 &&(!CC->internal_pgm) ) {
1190 cprintf("%d You don't have access to Internet mail.\n",
1191 ERROR+HIGHER_ACCESS_REQUIRED);
1194 if (!strcasecmp(buf,"sysop")) {
1198 if (e!=M_LOCAL) goto SKFALL; /* don't search local file */
1199 if (!strcasecmp(buf,CC->usersupp.fullname)) {
1200 cprintf("%d Can't send mail to yourself!\n",
1201 ERROR+NO_SUCH_USER);
1205 /* Check to make sure the user exists; also get the correct
1206 * upper/lower casing of the name.
1208 a = getuser(&tempUS,buf);
1210 cprintf("%d No such user.\n",ERROR+NO_SUCH_USER);
1213 strcpy(buf,tempUS.fullname);
1216 SKFALL: b=MES_NORMAL;
1217 if (CC->quickroom.QRflags&QR_ANONONLY) b=MES_ANON;
1218 if (CC->quickroom.QRflags&QR_ANONOPT) {
1219 if (anon_flag==1) b=MES_AN2;
1221 if ((CC->quickroom.QRflags & QR_MAILBOX) == 0) buf[0]=0;
1223 /* If we're only checking the validity of the request, return
1224 * success without creating the message.
1227 cprintf("%d %s\n",OK,buf);
1231 cprintf("%d send message\n",SEND_LISTING);
1232 if (CC->fake_postname[0])
1233 make_message(CC->temp,&CC->usersupp,buf,CC->quickroom.QRname,b,e,format_type, CC->fake_postname);
1235 if (CC->fake_username[0])
1236 make_message(CC->temp,&CC->usersupp,buf,CC->quickroom.QRname,b,e,format_type, CC->fake_username);
1238 make_message(CC->temp,&CC->usersupp,buf,CC->quickroom.QRname,b,e,format_type, "");
1239 save_message(CC->temp,buf, (mtsflag ? AIDEROOM : ""), e,1);
1240 CC->fake_postname[0]='\0';
1247 * message entry - mode 3 (raw)
1249 void cmd_ent3(char *entargs)
1255 struct usersupp tempUS;
1260 if (CC->internal_pgm == 0) {
1261 cprintf("%d This command is for internal programs only.\n",
1266 /* See if there's a recipient, but make sure it's a real one */
1267 extract(recp, entargs, 1);
1268 for (a=0; a<strlen(recp); ++a)
1269 if (!isprint(recp[a]))
1270 strcpy(&recp[a], &recp[a+1]);
1271 while (isspace(recp[0])) strcpy(recp, &recp[1]);
1272 while (isspace(recp[strlen(recp)-1])) recp[strlen(recp)-1] = 0;
1274 /* If we're in Mail, check the recipient */
1275 if (strlen(recp) > 0) {
1276 e=alias(recp); /* alias and mail type */
1277 if ((recp[0]==0) || (e==M_ERROR)) {
1278 cprintf("%d Unknown address - cannot send message.\n",
1279 ERROR+NO_SUCH_USER);
1283 a = getuser(&tempUS,recp);
1285 cprintf("%d No such user.\n",
1286 ERROR+NO_SUCH_USER);
1292 /* At this point, message has been approved. */
1293 if (extract_int(entargs, 0) == 0) {
1294 cprintf("%d OK to send\n", OK);
1298 /* open a temp file to hold the message */
1299 fp = fopen(CC->temp, "wb");
1301 cprintf("%d Cannot open %s: %s\n",
1302 ERROR + INTERNAL_ERROR,
1303 CC->temp, strerror(errno) );
1307 msglen = extract_long(entargs, 2);
1308 cprintf("%d %ld\n", SEND_BINARY, msglen);
1309 while(msglen > 0L) {
1310 bloklen = ((msglen >= 255L) ? 255 : msglen);
1311 client_read(buf, (int)bloklen );
1312 fwrite(buf, (int)bloklen, 1, fp);
1313 msglen = msglen - bloklen;
1317 save_message(CC->temp, recp, "", e, 0);
1322 * Delete message from current room
1324 void cmd_dele(char *delstr)
1329 getuser(&CC->usersupp,CC->curr_user);
1330 if ((CC->usersupp.axlevel < 6)
1331 && (CC->usersupp.usernum != CC->quickroom.QRroomaide)
1332 && ((CC->quickroom.QRflags & QR_MAILBOX) == 0)) {
1333 cprintf("%d Higher access required.\n",
1334 ERROR+HIGHER_ACCESS_REQUIRED);
1338 delnum = extract_long(delstr, 0);
1340 /* get room records, obtaining a lock... */
1341 lgetroom(&CC->quickroom,CC->quickroom.QRname);
1342 get_msglist(&CC->quickroom);
1345 if (CC->num_msgs > 0) for (a=0; a<(CC->num_msgs); ++a) {
1346 if (MessageFromList(a) == delnum) {
1347 SetMessageInList(a, 0L);
1352 CC->num_msgs = sort_msglist(CC->msglist, CC->num_msgs);
1353 CC->quickroom.QRhighest = MessageFromList(CC->num_msgs - 1);
1355 put_msglist(&CC->quickroom);
1356 lputroom(&CC->quickroom,CC->quickroom.QRname);
1358 cdb_delete(CDB_MSGMAIN, &delnum, sizeof(long));
1359 cprintf("%d Message deleted.\n",OK);
1361 else cprintf("%d No message %ld.\n",ERROR,delnum);
1366 * move a message to another room
1368 void cmd_move(char *args)
1373 struct quickroom qtemp;
1376 num = extract_long(args,0);
1377 extract(targ,args,1);
1379 getuser(&CC->usersupp,CC->curr_user);
1380 if ((CC->usersupp.axlevel < 6)
1381 && (CC->usersupp.usernum != CC->quickroom.QRroomaide)) {
1382 cprintf("%d Higher access required.\n",
1383 ERROR+HIGHER_ACCESS_REQUIRED);
1387 if (getroom(&qtemp, targ) != 0) {
1388 cprintf("%d '%s' does not exist.\n",ERROR,targ);
1392 /* yank the message out of the current room... */
1393 lgetroom(&CC->quickroom, CC->quickroom.QRname);
1394 get_msglist(&CC->quickroom);
1397 for (a=0; a<(CC->num_msgs); ++a) {
1398 if (MessageFromList(a) == num) {
1400 SetMessageInList(a, 0L);
1404 CC->num_msgs = sort_msglist(CC->msglist, CC->num_msgs);
1405 put_msglist(&CC->quickroom);
1406 CC->quickroom.QRhighest = MessageFromList((CC->num_msgs)-1);
1408 lputroom(&CC->quickroom,CC->quickroom.QRname);
1410 cprintf("%d msg %ld does not exist.\n",ERROR,num);
1414 /* put the message into the target room */
1415 lgetroom(&qtemp, targ);
1416 qtemp.QRhighest = AddMessageToRoom(&qtemp, num);
1417 lputroom(&qtemp, targ);
1419 cprintf("%d Message moved.\n", OK);