Migrated many other files to the new config system
[citadel.git] / citadel / modules / imap / imap_fetch.c
index 82168170f9d14a7b6ca53433f6bb649169cade88..6708fbc4ea4a63f2b9d7cec5de10e1017ee1e46b 100644 (file)
@@ -2,21 +2,17 @@
  * Implements the FETCH command in IMAP.
  * This is a good example of the protocol's gratuitous complexity.
  *
- * Copyright (c) 2001-2011 by the citadel.org team
+ * Copyright (c) 2001-2015 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 as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
+ * This program is open source software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
  *
- *  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.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * 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.
  */
 
 
@@ -110,8 +106,8 @@ void imap_fetch_internaldate(struct CtdlMessage *msg) {
        time_t msgdate;
 
        if (!msg) return;
-       if (msg->cm_fields['T'] != NULL) {
-               msgdate = atol(msg->cm_fields['T']);
+       if (!CM_IsEmpty(msg, eTimestamp)) {
+               msgdate = atol(msg->cm_fields[eTimestamp]);
        }
        else {
                msgdate = time(NULL);
@@ -190,7 +186,7 @@ void imap_fetch_rfc822(long msgnum, const char *whichfmt) {
                CCC->redirect_buffer = NewStrBufPlain(NULL, SIZ);
                CtdlOutputMsg(msgnum, MT_RFC822,
                        (need_body ? HEADERS_ALL : HEADERS_FAST),
-                       0, 1, NULL, SUPPRESS_ENV_TO
+                       0, 1, NULL, SUPPRESS_ENV_TO, NULL, NULL, NULL
                );
                if (!need_body) IAPuts("\r\n"); /* extra trailing newline */
                Imap->cached_rfc822 = CCC->redirect_buffer;
@@ -355,25 +351,25 @@ void imap_output_envelope_from(struct CtdlMessage *msg) {
 
        /* For everything else, we do stuff. */
        IAPuts("(("); /* open double-parens */
-       plain_imap_strout(msg->cm_fields['A']); /* personal name */
+       IPutMsgField(eAuthor);  /* personal name */
        IAPuts(" NIL ");        /* source route (not used) */
 
 
-       if (msg->cm_fields['F'] != NULL) {
-               process_rfc822_addr(msg->cm_fields['F'], user, node, name);
-               plain_imap_strout(user);                /* mailbox name (user id) */
+       if (!CM_IsEmpty(msg, erFc822Addr)) {
+               process_rfc822_addr(msg->cm_fields[erFc822Addr], user, node, name);
+               IPutStr(user, strlen(user));            /* mailbox name (user id) */
                IAPuts(" ");
-               if (!strcasecmp(node, config.c_nodename)) {
-                       plain_imap_strout(config.c_fqdn);
+               if (!strcasecmp(node, CtdlGetConfigStr("c_nodename"))) {
+                       IPutStr(CtdlGetConfigStr("c_fqdn"), strlen(CtdlGetConfigStr("c_fqdn")));
                }
                else {
-                       plain_imap_strout(node);                /* host name */
+                       IPutStr(node, strlen(node));            /* host name */
                }
        }
        else {
-               plain_imap_strout(msg->cm_fields['A']); /* mailbox name (user id) */
+               IPutMsgField(eAuthor); /* mailbox name (user id) */
                IAPuts(" ");
-               plain_imap_strout(msg->cm_fields['N']); /* host name */
+               IPutMsgField(eNodeName);        /* host name */
        }
        
        IAPuts(")) "); /* close double-parens */
@@ -416,11 +412,11 @@ void imap_output_envelope_addr(char *addr) {
                striplt(individual_addr);
                process_rfc822_addr(individual_addr, user, node, name);
                IAPuts("(");
-               plain_imap_strout(name);
+               IPutStr(name, strlen(name));
                IAPuts(" NIL ");
-               plain_imap_strout(user);
+               IPutStr(user, strlen(user));
                IAPuts(" ");
-               plain_imap_strout(node);
+               IPutStr(node, strlen(node));
                IAPuts(")");
                if (i < (num_addrs-1)) 
                        IAPuts(" ");
@@ -445,14 +441,14 @@ void imap_fetch_envelope(struct CtdlMessage *msg) {
        if (!msg) return;
 
        /* Parse the message date into an IMAP-format date string */
-       if (msg->cm_fields['T'] != NULL) {
-               msgdate = atol(msg->cm_fields['T']);
+       if (!CM_IsEmpty(msg, eTimestamp)) {
+               msgdate = atol(msg->cm_fields[eTimestamp]);
        }
        else {
                msgdate = time(NULL);
        }
-       datestring(datestringbuf, sizeof datestringbuf,
-               msgdate, DATESTRING_IMAP);
+       len = datestring(datestringbuf, sizeof datestringbuf,
+                        msgdate, DATESTRING_IMAP);
 
        /* Now start spewing data fields.  The order is important, as it is
         * defined by the protocol specification.  Nonexistent fields must
@@ -462,18 +458,18 @@ void imap_fetch_envelope(struct CtdlMessage *msg) {
        IAPuts("ENVELOPE (");
 
        /* Date */
-       plain_imap_strout(datestringbuf);
+       IPutStr(datestringbuf, len);
        IAPuts(" ");
 
        /* Subject */
-       plain_imap_strout(msg->cm_fields['U']);
+       IPutMsgField(eMsgSubject);
        IAPuts(" ");
 
        /* From */
        imap_output_envelope_from(msg);
 
        /* Sender (default to same as 'From' if not present) */
-       fieldptr = rfc822_fetch_field(msg->cm_fields['M'], "Sender");
+       fieldptr = rfc822_fetch_field(msg->cm_fields[eMesageText], "Sender");
        if (fieldptr != NULL) {
                imap_output_envelope_addr(fieldptr);
                free(fieldptr);
@@ -483,7 +479,7 @@ void imap_fetch_envelope(struct CtdlMessage *msg) {
        }
 
        /* Reply-to */
-       fieldptr = rfc822_fetch_field(msg->cm_fields['M'], "Reply-to");
+       fieldptr = rfc822_fetch_field(msg->cm_fields[eMesageText], "Reply-to");
        if (fieldptr != NULL) {
                imap_output_envelope_addr(fieldptr);
                free(fieldptr);
@@ -493,53 +489,53 @@ void imap_fetch_envelope(struct CtdlMessage *msg) {
        }
 
        /* To */
-       imap_output_envelope_addr(msg->cm_fields['R']);
+       imap_output_envelope_addr(msg->cm_fields[eRecipient]);
 
        /* Cc (we do it this way because there might be a legacy non-Citadel Cc: field present) */
-       fieldptr = msg->cm_fields['Y'];
+       fieldptr = msg->cm_fields[eCarbonCopY];
        if (fieldptr != NULL) {
                imap_output_envelope_addr(fieldptr);
        }
        else {
-               fieldptr = rfc822_fetch_field(msg->cm_fields['M'], "Cc");
+               fieldptr = rfc822_fetch_field(msg->cm_fields[eMesageText], "Cc");
                imap_output_envelope_addr(fieldptr);
                if (fieldptr != NULL) free(fieldptr);
        }
 
        /* Bcc */
-       fieldptr = rfc822_fetch_field(msg->cm_fields['M'], "Bcc");
+       fieldptr = rfc822_fetch_field(msg->cm_fields[eMesageText], "Bcc");
        imap_output_envelope_addr(fieldptr);
        if (fieldptr != NULL) free(fieldptr);
 
        /* In-reply-to */
-       fieldptr = rfc822_fetch_field(msg->cm_fields['M'], "In-reply-to");
-       plain_imap_strout(fieldptr);
+       fieldptr = rfc822_fetch_field(msg->cm_fields[eMesageText], "In-reply-to");
+       IPutStr(fieldptr, (fieldptr)?strlen(fieldptr):0);
        IAPuts(" ");
        if (fieldptr != NULL) free(fieldptr);
 
        /* message ID */
-       len = strlen(msg->cm_fields['I']);
+       len = msg->cm_lengths[emessageId];
        
        if ((len == 0) || (
-                   (msg->cm_fields['I'][0] == '<') && 
-                   (msg->cm_fields['I'][len - 1] == '>'))
+                   (msg->cm_fields[emessageId][0] == '<') && 
+                   (msg->cm_fields[emessageId][len - 1] == '>'))
                )
        {
-               plain_imap_strout(msg->cm_fields['I']);
+               IPutMsgField(emessageId);
        }
        else 
        {
                char *Buf = malloc(len + 3);
                long pos = 0;
                
-               if (msg->cm_fields['I'][0] != '<')
+               if (msg->cm_fields[emessageId][0] != '<')
                {
                        Buf[pos] = '<';
                        pos ++;
                }
-               memcpy(&Buf[pos], msg->cm_fields['I'], len);
+               memcpy(&Buf[pos], msg->cm_fields[emessageId], len);
                pos += len;
-               if (msg->cm_fields['I'][len] != '>')
+               if (msg->cm_fields[emessageId][len] != '>')
                {
                        Buf[pos] = '>';
                        pos++;
@@ -752,7 +748,7 @@ void imap_fetch_body(long msgnum, ConstStr item, int is_peek) {
         * (Note value of 1 passed as 'dont_decode' so client gets it encoded)
         */
        else {
-               mime_parser(msg->cm_fields['M'], NULL,
+               mime_parser(CM_RANGE(msg, eMesageText),
                            *imap_load_part, NULL, NULL,
                            section,
                            1
@@ -790,7 +786,7 @@ void imap_fetch_body(long msgnum, ConstStr item, int is_peek) {
        iaputs(&Imap->cached_body[pstart], pbytes);
 
        if (msg != NULL) {
-               CtdlFreeMessage(msg);
+               CM_Free(msg);
        }
 
        /* Mark this message as "seen" *unless* this is a "peek" operation */
@@ -822,14 +818,14 @@ void imap_fetch_bodystructure_post(
                void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
                char *cbid, void *cbuserdata
                ) {
-
+       long len;
        char subtype[128];
 
        IAPuts(" ");
 
        /* disposition */
-       extract_token(subtype, cbtype, 1, '/', sizeof subtype);
-       plain_imap_strout(subtype);
+       len = extract_token(subtype, cbtype, 1, '/', sizeof subtype);
+       IPutStr(subtype, len);
 
        /* body language */
        /* IAPuts(" NIL"); We thought we needed this at one point, but maybe we don't... */
@@ -855,56 +851,57 @@ void imap_fetch_bodystructure_part(
        size_t i;
        char cbmaintype[128];
        char cbsubtype[128];
+       long cbmaintype_len;
+       long cbsubtype_len;
 
        if (cbtype != NULL) if (!IsEmptyStr(cbtype)) have_cbtype = 1;
        if (have_cbtype) {
-               extract_token(cbmaintype, cbtype, 0, '/', sizeof cbmaintype);
-               extract_token(cbsubtype, cbtype, 1, '/', sizeof cbsubtype);
+               cbmaintype_len = extract_token(cbmaintype, cbtype, 0, '/', sizeof cbmaintype);
+               cbsubtype_len = extract_token(cbsubtype, cbtype, 1, '/', sizeof cbsubtype);
        }
        else {
                strcpy(cbmaintype, "TEXT");
+               cbmaintype_len = 4;
                strcpy(cbsubtype, "PLAIN");
+               cbsubtype_len = 5;
        }
 
        IAPuts("(");
-       plain_imap_strout(cbmaintype);                                  /* body type */
+       IPutStr(cbmaintype, cbmaintype_len);                    /* body type */
        IAPuts(" ");
-       plain_imap_strout(cbsubtype);                                           /* body subtype */
+       IPutStr(cbsubtype, cbsubtype_len);                      /* body subtype */
        IAPuts(" ");
 
-       IAPuts("(");                                                    /* begin body parameter list */
+       IAPuts("(");                                            /* begin body parameter list */
 
        /* "NAME" must appear as the first parameter.  This is not required by IMAP,
         * but the Asterisk voicemail application blindly assumes that NAME will be in
         * the first position.  If it isn't, it rejects the message.
         */
-       if (name != NULL) if (!IsEmptyStr(name)) {
+       if ((name != NULL) && (!IsEmptyStr(name))) {
                IAPuts("\"NAME\" ");
-               plain_imap_strout(name);
+               IPutStr(name, strlen(name));
                IAPuts(" ");
        }
 
        IAPuts("\"CHARSET\" ");
-       if (cbcharset == NULL) {
-               plain_imap_strout("US-ASCII");
-       }
-       else if (cbcharset[0] == 0) {
-               plain_imap_strout("US-ASCII");
+       if ((cbcharset == NULL) || (cbcharset[0] == 0)){
+               IPutStr(HKEY("US-ASCII"));
        }
        else {
-               plain_imap_strout(cbcharset);
+               IPutStr(cbcharset, strlen(cbcharset));
        }
-       IAPuts(") ");                                                   /* end body parameter list */
+       IAPuts(") ");                                           /* end body parameter list */
 
        IAPuts("NIL ");                                         /* Body ID */
        IAPuts("NIL ");                                         /* Body description */
 
-       if (encoding != NULL) if (encoding[0] != 0)  have_encoding = 1;
+       if ((encoding != NULL) && (encoding[0] != 0))  have_encoding = 1;
        if (have_encoding) {
-               plain_imap_strout(encoding);
+               IPutStr(encoding, strlen(encoding));
        }
        else {
-               plain_imap_strout("7BIT");
+               IPutStr(HKEY("7BIT"));
        }
        IAPuts(" ");
 
@@ -935,18 +932,15 @@ void imap_fetch_bodystructure_part(
        IAPuts("NIL ");
 
        /* Disposition */
-       if (disp == NULL) {
-               IAPuts("NIL");
-       }
-       else if (IsEmptyStr(disp)) {
+       if ((disp == NULL) || IsEmptyStr(disp)) {
                IAPuts("NIL");
        }
        else {
                IAPuts("(");
-               plain_imap_strout(disp);
-               if (filename != NULL) if (!IsEmptyStr(filename)) {
+               IPutStr(disp, strlen(disp));
+               if ((filename != NULL) && (!IsEmptyStr(filename))) {
                        IAPuts(" (\"FILENAME\" ");
-                       plain_imap_strout(filename);
+                       IPutStr(filename, strlen(filename));
                        IAPuts(")");
                }
                IAPuts(")");
@@ -1019,13 +1013,12 @@ void imap_fetch_bodystructure (long msgnum, const char *item,
 
        /* For messages already stored in RFC822 format, we have to parse. */
        IAPuts("BODYSTRUCTURE ");
-       mime_parser(msg->cm_fields['M'],
-                       NULL,
-                       *imap_fetch_bodystructure_part, /* part */
-                       *imap_fetch_bodystructure_pre,  /* pre-multi */
-                       *imap_fetch_bodystructure_post, /* post-multi */
-                       NULL,
-                       1);     /* don't decode -- we want it as-is */
+       mime_parser(CM_RANGE(msg, eMesageText),
+                   *imap_fetch_bodystructure_part,     /* part */
+                   *imap_fetch_bodystructure_pre,      /* pre-multi */
+                   *imap_fetch_bodystructure_post,     /* post-multi */
+                   NULL,
+                   1); /* don't decode -- we want it as-is */
 }
 
 
@@ -1084,7 +1077,7 @@ void imap_do_fetch_msg(int seq, citimap_command *Cmd) {
                 */
                else if (!strcasecmp(Cmd->Params[i].Key, "BODYSTRUCTURE")) {
                        if ((msg != NULL) && (!body_loaded)) {
-                               CtdlFreeMessage(msg);   /* need the whole thing */
+                               CM_Free(msg);   /* need the whole thing */
                                msg = NULL;
                        }
                        if (msg == NULL) {
@@ -1115,7 +1108,7 @@ void imap_do_fetch_msg(int seq, citimap_command *Cmd) {
        IAPuts(")\r\n");
        unbuffer_output();
        if (msg != NULL) {
-               CtdlFreeMessage(msg);
+               CM_Free(msg);
        }
 }