]> code.citadel.org Git - citadel.git/blobdiff - citadel/msgbase.c
* Made the <.ASI> command a bit friendlier.
[citadel.git] / citadel / msgbase.c
index 062d1a80ad6edb9d4def275bc16000068f203c55..067d4e28c3209faf5fd43a86d9d997af86591e37 100644 (file)
@@ -1,4 +1,5 @@
 /* $Id$ */
+
 #include "sysdep.h"
 #include <stdlib.h>
 #include <unistd.h>
@@ -27,6 +28,7 @@
 #include "tools.h"
 #include "mime_parser.h"
 #include "html.h"
+#include "genstamp.h"
 
 #define desired_section ((char *)CtdlGetUserData(SYM_DESIRED_SECTION))
 #define ma ((struct ma_info *)CtdlGetUserData(SYM_MA_INFO))
@@ -48,7 +50,8 @@ char *msgkeys[] = {
        "from",
        "", "", "",
        "exti",
-       "", "", 
+       "rfca",
+       "", 
        "hnod",
        "msgn",
        "", "", "",
@@ -545,46 +548,6 @@ void list_this_part(char *name, char *filename, char *partnum, char *disp,
 }
 
 
-/*
- * Callback function for mime parser that wants to display text
- */
-void fixed_output(char *name, char *filename, char *partnum, char *disp,
-                 void *content, char *cbtype, size_t length)
-{
-       char *ptr;
-
-       if (!strcasecmp(cbtype, "multipart/alternative")) {
-               strcpy(ma->prefix, partnum);
-               strcat(ma->prefix, ".");
-               ma->is_ma = 1;
-               ma->did_print = 0;
-               return;
-       }
-
-       if ( (!strncasecmp(partnum, ma->prefix, strlen(ma->prefix)))
-          && (ma->is_ma == 1) 
-          && (ma->did_print == 1) ) {
-               lprintf(9, "Skipping part %s (%s)\n", partnum, cbtype);
-               return;
-       }
-
-       ma->did_print = 1;
-
-       if (!strcasecmp(cbtype, "text/plain")) {
-               client_write(content, length);
-       }
-       else if (!strcasecmp(cbtype, "text/html")) {
-               ptr = html_to_ascii(content, 80, 0);
-               client_write(ptr, strlen(ptr));
-               phree(ptr);
-       }
-       else if (strncasecmp(cbtype, "multipart/", 10)) {
-               cprintf("Part %s: %s (%s) (%d bytes)\n",
-                       partnum, filename, cbtype, length);
-       }
-}
-
-
 /*
  * Callback function for mime parser that opens a section for downloading
  */
@@ -720,119 +683,96 @@ void CtdlFreeMessage(struct CtdlMessage *msg)
 
 
 /*
- * Get a message off disk.  (return value is the message's timestamp)
+ * Callback function for mime parser that wants to display text
+ */
+void fixed_output(char *name, char *filename, char *partnum, char *disp,
+               void *content, char *cbtype, size_t length)
+       {
+               char *ptr;
+               char *wptr;
+               size_t wlen;
+               CIT_UBYTE ch;
+       
+               if (!strcasecmp(cbtype, "multipart/alternative")) {
+                       strcpy(ma->prefix, partnum);
+                       strcat(ma->prefix, ".");
+                       ma->is_ma = 1;
+                       ma->did_print = 0;
+                       return;
+               }
+       
+               if ( (!strncasecmp(partnum, ma->prefix, strlen(ma->prefix)))
+               && (ma->is_ma == 1) 
+               && (ma->did_print == 1) ) {
+                       lprintf(9, "Skipping part %s (%s)\n", partnum, cbtype);
+                       return;
+               }
+       
+               ma->did_print = 1;
+       
+               if ( (!strcasecmp(cbtype, "text/plain")) 
+                  || (strlen(cbtype)==0) ) {
+                       wlen = length;
+                       wptr = content;
+                       while (wlen--) {
+                               ch = *wptr++;
+                               if (ch==10) cprintf("\r\n");
+                               else cprintf("%c", ch);
+                       }
+               }
+               else if (!strcasecmp(cbtype, "text/html")) {
+                       ptr = html_to_ascii(content, 80, 0);
+                       wlen = strlen(ptr);
+                       wptr = ptr;
+                       while (wlen--) {
+                               ch = *wptr++;
+                               if (ch==10) cprintf("\r\n");
+                               else cprintf("%c", ch);
+                       }
+                       phree(ptr);
+               }
+               else if (strncasecmp(cbtype, "multipart/", 10)) {
+                       cprintf("Part %s: %s (%s) (%d bytes)\r\n",
+                               partnum, filename, cbtype, length);
+               }
+       }
+
+
+/*
+ * Get a message off disk.  (returns om_* values found in msgbase.h)
  * 
  */
 int CtdlOutputMsg(long msg_num,                /* message number (local) to fetch */
                int mode,               /* how would you like that message? */
                int headers_only,       /* eschew the message body? */
                int do_proto,           /* do Citadel protocol responses? */
-               FILE *outfp,
-               int outsock
+               int crlf                /* Use CRLF newlines instead of LF? */
 ) {
-       int a, i, k;
+       int i, k;
        char buf[1024];
-       time_t xtime;
        CIT_UBYTE ch;
        char allkeys[256];
        char display_name[256];
        struct CtdlMessage *TheMessage;
        char *mptr;
+       char *nl;       /* newline string */
 
        /* buffers needed for RFC822 translation */
        char suser[256];
        char luser[256];
+       char fuser[256];
        char snode[256];
        char lnode[256];
        char mid[256];
+       char datestamp[256];
        /*                                       */
 
-
-       /* BEGIN NESTED FUNCTION omprintf() */
-       void omprintf(const char *format, ...) {   
-               va_list arg_ptr;   
-               char buf[256];   
-        
-               va_start(arg_ptr, format);   
-               if (vsnprintf(buf, sizeof buf, format, arg_ptr) == -1)
-                       buf[sizeof buf - 2] = '\n';
-               if (outfp != NULL) {
-                       fwrite(buf, strlen(buf), 1, outfp);
-               }
-               else if (outsock >= 0) {
-                       write(outsock, buf, strlen(buf));
-               }
-               else {
-                       client_write(buf, strlen(buf)); 
-               }
-               va_end(arg_ptr);
-       }   
-       /* END NESTED FUNCTION omprintf() */
-
-       /* BEGIN NESTED FUNCTION omfmout() */
-       void omfmout(char *mptr) {
-               int b, c;
-               int real = 0;
-               int old = 0;
-               CIT_UBYTE ch;
-               char aaa[140];
-               char buffer[256];
-
-               strcpy(aaa, "");
-               old = 255;
-               strcpy(buffer, "");
-               c = 1;                  /* c is the current pos */
-
-FMTA:          ch = *mptr++;
-               old = real;
-               real = ch;
-               if (ch <= 0)
-                       goto FMTEND;
-       
-               if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
-                       ch = 32;
-               if (((old == 13) || (old == 10)) && (isspace(real))) {
-                       omprintf("\n");
-                       c = 1;
-               }
-               if (ch > 126)
-                       goto FMTA;
-       
-               if (ch > 32) {
-                       if (((strlen(aaa) + c) > (75)) && (strlen(aaa) > (75))) {
-                               omprintf("\n%s", aaa);
-                               c = strlen(aaa);
-                               aaa[0] = 0;
-                       }
-                       b = strlen(aaa);
-                       aaa[b] = ch;
-                       aaa[b + 1] = 0;
-               }
-               if (ch == 32) {
-                       if ((strlen(aaa) + c) > (75)) {
-                               omprintf("\n");
-                               c = 1;
-                       }
-                       omprintf("%s ", aaa);
-                       ++c;
-                       c = c + strlen(aaa);
-                       strcpy(aaa, "");
-                       goto FMTA;
-               }
-               if ((ch == 13) || (ch == 10)) {
-                       omprintf("%s\n", aaa);
-                       c = 1;
-                       strcpy(aaa, "");
-                       goto FMTA;
-               }
-               goto FMTA;
-
-FMTEND:                omprintf("%s\n", aaa);
-       }
-       /* END NESTED FUNCTION omfmout() */
+       lprintf(7, "CtdlOutputMsg() msgnum=%ld, mode=%d\n", 
+               msg_num, mode);
 
        TheMessage = NULL;
        sprintf(mid, "%ld", msg_num);
+       nl = (crlf ? "\r\n" : "\n");
 
        if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
                if (do_proto) cprintf("%d Not logged in.\n",
@@ -960,52 +900,64 @@ FMTEND:           omprintf("%s\n", aaa);
 
        strcpy(suser, "");
        strcpy(luser, "");
+       strcpy(fuser, "");
        strcpy(snode, NODENAME);
        strcpy(lnode, HUMANNODE);
        if (mode == MT_RFC822) {
+               cprintf("X-UIDL: %ld%s", msg_num, nl);
                for (i = 0; i < 256; ++i) {
                        if (TheMessage->cm_fields[i]) {
                                mptr = TheMessage->cm_fields[i];
 
                                if (i == 'A') {
                                        strcpy(luser, mptr);
-                               } else if (i == 'P') {
-                                       omprintf("Path: %s\n", mptr);
-                                       for (a = 0; a < strlen(mptr); ++a) {
-                                               if (mptr[a] == '!') {
-                                                       strcpy(mptr, &mptr[a + 1]);
-                                                       a = 0;
-                                               }
-                                       }
                                        strcpy(suser, mptr);
-                               } else if (i == 'U')
-                                       omprintf("Subject: %s\n", mptr);
+                               }
+                               else if (i == 'P') {
+                                       cprintf("Path: %s%s", mptr, nl);
+                               }
+                               else if (i == 'U')
+                                       cprintf("Subject: %s%s", mptr, nl);
                                else if (i == 'I')
                                        strcpy(mid, mptr);
                                else if (i == 'H')
                                        strcpy(lnode, mptr);
                                else if (i == 'O')
-                                       omprintf("X-Citadel-Room: %s\n", mptr);
+                                       cprintf("X-Citadel-Room: %s%s",
+                                               mptr, nl);
                                else if (i == 'N')
                                        strcpy(snode, mptr);
                                else if (i == 'R')
-                                       omprintf("To: %s\n", mptr);
+                                       cprintf("To: %s%s", mptr, nl);
                                else if (i == 'T') {
-                                       xtime = atol(mptr);
-                                       omprintf("Date: %s", asctime(localtime(&xtime)));
+                                       generate_rfc822_datestamp(datestamp,
+                                                               atol(mptr) );
+                                       cprintf("Date: %s%s", datestamp, nl);
                                }
                        }
                }
        }
 
+       for (i=0; i<strlen(suser); ++i) {
+               suser[i] = tolower(suser[i]);
+               if (!isalnum(suser[i])) suser[i]='_';
+       }
+
        if (mode == MT_RFC822) {
                if (!strcasecmp(snode, NODENAME)) {
                        strcpy(snode, FQDN);
                }
-               omprintf("Message-ID: <%s@%s>\n", mid, snode);
+               cprintf("Message-ID: <%s@%s>%s", mid, snode, nl);
                PerformUserHooks(luser, (-1L), EVT_OUTPUTMSG);
-               omprintf("From: %s@%s (%s)\n", suser, snode, luser);
-               omprintf("Organization: %s\n", lnode);
+
+               if (strlen(fuser) > 0) {
+                       cprintf("From: %s (%s)%s", fuser, luser, nl);
+               }
+               else {
+                       cprintf("From: %s@%s (%s)%s", suser, snode, luser, nl);
+               }
+
+               cprintf("Organization: %s%s", lnode, nl);
        }
 
        /* end header processing loop ... at this point, we're in the text */
@@ -1013,7 +965,7 @@ FMTEND:            omprintf("%s\n", aaa);
        mptr = TheMessage->cm_fields['M'];
 
        /* Tell the client about the MIME parts in this message */
-       if (TheMessage->cm_format_type == FMT_RFC822) { /* legacy text dump */
+       if (TheMessage->cm_format_type == FMT_RFC822) {
                if (mode == MT_CITADEL) {
                        mime_parser(mptr, NULL, *list_this_part);
                }
@@ -1023,6 +975,21 @@ FMTEND:           omprintf("%s\n", aaa);
                        CtdlFreeMessage(TheMessage);
                        return(om_ok);
                }
+               else if (mode == MT_RFC822) {   /* unparsed RFC822 dump */
+                       /* FIX ... we have to put some code in here to avoid
+                        * printing duplicate header information when both
+                        * Citadel and RFC822 headers exist.  Preference should
+                        * probably be given to the RFC822 headers.
+                        */
+                       while (ch=*(mptr++), ch!=0) {
+                               if (ch==13) ;
+                               else if (ch==10) cprintf("%s", nl);
+                               else cprintf("%c", ch);
+                       }
+                       if (do_proto) cprintf("000\n");
+                       CtdlFreeMessage(TheMessage);
+                       return(om_ok);
+               }
        }
 
        if (headers_only) {
@@ -1034,8 +1001,12 @@ FMTEND:          omprintf("%s\n", aaa);
        /* signify start of msg text */
        if (mode == MT_CITADEL)
                if (do_proto) cprintf("text\n");
-       if ((mode == MT_RFC822) && (TheMessage->cm_format_type != FMT_RFC822))
-               omprintf("\n");
+       if (mode == MT_RFC822) {
+               if (TheMessage->cm_fields['U'] == NULL) {
+                       cprintf("Subject: (no subject)%s", nl);
+               }
+               cprintf("%s", nl);
+       }
 
        /* If the format type on disk is 1 (fixed-format), then we want
         * everything to be output completely literally ... regardless of
@@ -1047,7 +1018,7 @@ FMTEND:           omprintf("%s\n", aaa);
                        if (ch == 13)
                                ch = 10;
                        if ((ch == 10) || (strlen(buf) > 250)) {
-                               omprintf("%s\n", buf);
+                               cprintf("%s%s", buf, nl);
                                strcpy(buf, "");
                        } else {
                                buf[strlen(buf) + 1] = 0;
@@ -1055,7 +1026,7 @@ FMTEND:           omprintf("%s\n", aaa);
                        }
                }
                if (strlen(buf) > 0)
-                       omprintf("%s\n", buf);
+                       cprintf("%s%s", buf, nl);
        }
 
        /* If the message on disk is format 0 (Citadel vari-format), we
@@ -1066,7 +1037,7 @@ FMTEND:           omprintf("%s\n", aaa);
         * message to the reader's screen width.
         */
        if (TheMessage->cm_format_type == FMT_CITADEL) {
-               omfmout(mptr);
+               memfmout(80, mptr, 0);
        }
 
        /* If the message on disk is format 4 (MIME), we've gotta hand it
@@ -1099,7 +1070,7 @@ void cmd_msg0(char *cmdbuf)
        msgid = extract_long(cmdbuf, 0);
        headers_only = extract_int(cmdbuf, 1);
 
-       CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, NULL, -1);
+       CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0);
        return;
 }
 
@@ -1115,7 +1086,7 @@ void cmd_msg2(char *cmdbuf)
        msgid = extract_long(cmdbuf, 0);
        headers_only = extract_int(cmdbuf, 1);
 
-       CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, NULL, -1);
+       CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1);
 }
 
 
@@ -1167,7 +1138,7 @@ void cmd_msg4(char *cmdbuf)
        long msgid;
 
        msgid = extract_long(cmdbuf, 0);
-       CtdlOutputMsg(msgid, MT_MIME, 0, 1, NULL, -1);
+       CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0);
 }
 
 /*
@@ -1182,7 +1153,7 @@ void cmd_opna(char *cmdbuf)
        msgid = extract_long(cmdbuf, 0);
        extract(desired_section, cmdbuf, 1);
 
-       CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, NULL, -1);
+       CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1);
 }                      
 
 
@@ -1297,7 +1268,9 @@ int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int flags) {
        getroom(&CC->quickroom, hold_rm);
 
        /* Bump the reference count for this message. */
-       AdjRefCount(msgid, +1);
+       if ((flags & SM_DONT_BUMP_REF)==0) {
+               AdjRefCount(msgid, +1);
+       }
 
        /* Return success. */
        if (msg != NULL) CtdlFreeMessage(msg);
@@ -1506,6 +1479,8 @@ long CtdlSaveMsg(struct CtdlMessage *msg, /* message to save */
        struct SuppMsgInfo smi;
        FILE *network_fp = NULL;
        static int seqnum = 1;
+       struct CtdlMessage *imsg;
+       char *instr;
 
        lprintf(9, "CtdlSaveMsg() called\n");
        if (is_valid_message(msg) == 0) return(-1);     /* self check */
@@ -1599,8 +1574,16 @@ long CtdlSaveMsg(struct CtdlMessage *msg,        /* message to save */
        }
 
        lprintf(9, "Possibly relocating\n");
-       if (strcasecmp(actual_rm, CC->quickroom.QRname))
+       if (strcasecmp(actual_rm, CC->quickroom.QRname)) {
                getroom(&CC->quickroom, actual_rm);
+       }
+
+       /*
+        * If this message has no O (room) field, generate one.
+        */
+       if (msg->cm_fields['O'] == NULL) {
+               msg->cm_fields['O'] = strdoop(CC->quickroom.QRname);
+       }
 
        /* Perform "before save" hooks (aborting if any return nonzero) */
        lprintf(9, "Performing before-save hooks\n");
@@ -1645,7 +1628,6 @@ long CtdlSaveMsg(struct CtdlMessage *msg, /* message to save */
        /* Now figure out where to store the pointers */
        lprintf(9, "Storing pointers\n");
 
-
        /* If this is being done by the networker delivering a private
         * message, we want to BYPASS saving the sender's copy (because there
         * is no local sender; it would otherwise go to the Trashcan).
@@ -1655,8 +1637,6 @@ long CtdlSaveMsg(struct CtdlMessage *msg, /* message to save */
        }
 
        /* For internet mail, drop a copy in the outbound queue room */
-       /* FIX  ...  nothing's going to get delivered until we add
-          some delivery instructions!!! */
        if (mailtype == MES_INTERNET) {
                CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0);
        }
@@ -1687,6 +1667,28 @@ long CtdlSaveMsg(struct CtdlMessage *msg,        /* message to save */
        if (strcasecmp(hold_rm, CC->quickroom.QRname))
                getroom(&CC->quickroom, hold_rm);
 
+       /* For internet mail, generate delivery instructions 
+        * (Yes, this is recursive!   Deal with it!)
+        */
+       if (mailtype == MES_INTERNET) {
+               lprintf(9, "Generating delivery instructions\n");
+               instr = mallok(2048);
+               sprintf(instr,
+                       "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
+                       "remote|%s|0||\n",
+                       SPOOLMIME, newmsgid, time(NULL), recipient );
+
+               imsg = mallok(sizeof(struct CtdlMessage));
+               memset(imsg, 0, sizeof(struct CtdlMessage));
+               imsg->cm_magic = CTDLMESSAGE_MAGIC;
+               imsg->cm_anon_type = MES_NORMAL;
+               imsg->cm_format_type = FMT_RFC822;
+               imsg->cm_fields['A'] = strdoop("Citadel");
+               imsg->cm_fields['M'] = instr;
+               CtdlSaveMsg(imsg, "", SMTP_SPOOLOUT_ROOM, MES_LOCAL, 1);
+               CtdlFreeMessage(imsg);
+       }
+
        return(newmsgid);
 }
 
@@ -2337,10 +2339,11 @@ void AdjRefCount(long msgnum, int incr)
         */
        begin_critical_section(S_SUPPMSGMAIN);
        GetSuppMsgInfo(&smi, msgnum);
+       lprintf(9, "Ref count for message <%ld> before write is <%d>\n",
+               msgnum, smi.smi_refcount);
        smi.smi_refcount += incr;
        PutSuppMsgInfo(&smi);
        end_critical_section(S_SUPPMSGMAIN);
-
        lprintf(9, "Ref count for message <%ld> after write is <%d>\n",
                msgnum, smi.smi_refcount);
 
@@ -2375,7 +2378,7 @@ void CtdlWriteObject(char *req_room,              /* Room to stuff it in */
        FILE *fp, *tempfp;
        char filename[PATH_MAX];
        char cmdbuf[256];
-       int ch;
+       char ch;
        struct quickroom qrbuf;
        char roomname[ROOMNAMELEN];
        struct CtdlMessage *msg;
@@ -2531,5 +2534,3 @@ void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
        CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
        unlink(temp);
 }
-
-