16 #include <sys/types.h>
18 #if TIME_WITH_SYS_TIME
19 # include <sys/time.h>
23 # include <sys/time.h>
33 #include <libcitadel.h>
36 #include "sysdep_decls.h"
37 #include "citserver.h"
45 #include "internet_addressing.h"
46 #include "serv_imap.h"
47 #include "imap_tools.h"
48 #include "imap_fetch.h"
49 #include "imap_misc.h"
51 #include "ctdl_module.h"
58 * imap_copy() calls imap_do_copy() to do its actual work, once it's
59 * validated and boiled down the request a bit. (returns 0 on success)
61 int imap_do_copy(char *destination_folder) {
63 char roomname[ROOMNAMELEN];
64 struct ctdlroom qrbuf;
65 long *selected_msgs = NULL;
68 if (IMAP->num_msgs < 1) {
72 i = imap_grabroom(roomname, destination_folder, 1);
73 if (i != 0) return(i);
76 * Copy all the message pointers in one shot.
78 selected_msgs = malloc(sizeof(long) * IMAP->num_msgs);
79 if (selected_msgs == NULL) return(-1);
81 for (i = 0; i < IMAP->num_msgs; ++i) {
82 if (IMAP->flags[i] & IMAP_SELECTED) {
83 selected_msgs[num_selected++] = IMAP->msgids[i];
87 if (num_selected > 0) {
88 CtdlSaveMsgPointersInRoom(roomname, selected_msgs, num_selected, 1, NULL);
92 /* Don't bother wasting any more time if there were no messages. */
93 if (num_selected == 0) {
97 /* Enumerate lists of messages for which flags are toggled */
98 long *seen_yes = NULL;
100 long *seen_no = NULL;
102 long *answ_yes = NULL;
103 int num_answ_yes = 0;
104 long *answ_no = NULL;
107 seen_yes = malloc(num_selected * sizeof(long));
108 seen_no = malloc(num_selected * sizeof(long));
109 answ_yes = malloc(num_selected * sizeof(long));
110 answ_no = malloc(num_selected * sizeof(long));
112 for (i = 0; i < IMAP->num_msgs; ++i) {
113 if (IMAP->flags[i] & IMAP_SELECTED) {
114 if (IMAP->flags[i] & IMAP_SEEN) {
115 seen_yes[num_seen_yes++] = IMAP->msgids[i];
117 if ((IMAP->flags[i] & IMAP_SEEN) == 0) {
118 seen_no[num_seen_no++] = IMAP->msgids[i];
120 if (IMAP->flags[i] & IMAP_ANSWERED) {
121 answ_yes[num_answ_yes++] = IMAP->msgids[i];
123 if ((IMAP->flags[i] & IMAP_ANSWERED) == 0) {
124 answ_no[num_answ_no++] = IMAP->msgids[i];
129 /* Set the flags... */
130 i = getroom(&qrbuf, roomname);
132 CtdlSetSeen(seen_yes, num_seen_yes, 1, ctdlsetseen_seen, NULL, &qrbuf);
133 CtdlSetSeen(seen_no, num_seen_no, 0, ctdlsetseen_seen, NULL, &qrbuf);
134 CtdlSetSeen(answ_yes, num_answ_yes, 1, ctdlsetseen_answered, NULL, &qrbuf);
135 CtdlSetSeen(answ_no, num_answ_no, 0, ctdlsetseen_answered, NULL, &qrbuf);
148 * Output the [COPYUID xxx yyy] response code required by RFC2359
149 * to tell the client the UID's of the messages that were copied (if any).
150 * We are assuming that the IMAP_SELECTED flag is still set on any relevant
151 * messages in our source room. Since the Citadel system uses UID's that
152 * are both globally unique and persistent across a room-to-room copy, we
153 * can get this done quite easily.
155 void imap_output_copyuid_response(void) {
159 for (i = 0; i < IMAP->num_msgs; ++i) {
160 if (IMAP->flags[i] & IMAP_SELECTED) {
162 if (num_output == 1) {
163 cprintf("[COPYUID ");
165 else if (num_output > 1) {
168 cprintf("%ld", IMAP->msgids[i]);
171 if (num_output > 0) {
178 * This function is called by the main command loop.
180 void imap_copy(int num_parms, char *parms[]) {
183 if (num_parms != 4) {
184 cprintf("%s BAD invalid parameters\r\n", parms[0]);
188 if (imap_is_message_set(parms[2])) {
189 imap_pick_range(parms[2], 0);
192 cprintf("%s BAD invalid parameters\r\n", parms[0]);
196 ret = imap_do_copy(parms[3]);
198 cprintf("%s OK ", parms[0]);
199 imap_output_copyuid_response();
200 cprintf("COPY completed\r\n");
203 cprintf("%s NO COPY failed (error %d)\r\n", parms[0], ret);
208 * This function is called by the main command loop.
210 void imap_uidcopy(int num_parms, char *parms[]) {
212 if (num_parms != 5) {
213 cprintf("%s BAD invalid parameters\r\n", parms[0]);
217 if (imap_is_message_set(parms[3])) {
218 imap_pick_range(parms[3], 1);
221 cprintf("%s BAD invalid parameters\r\n", parms[0]);
225 if (imap_do_copy(parms[4]) == 0) {
226 cprintf("%s OK ", parms[0]);
227 imap_output_copyuid_response();
228 cprintf("UID COPY completed\r\n");
231 cprintf("%s NO UID COPY failed\r\n", parms[0]);
237 * imap_do_append_flags() is called by imap_append() to set any flags that
238 * the client specified at append time.
240 * FIXME find a way to do these in bulk so we don't max out our db journal
242 void imap_do_append_flags(long new_msgnum, char *new_message_flags) {
244 char this_flag[sizeof flags];
247 if (new_message_flags == NULL) return;
248 if (IsEmptyStr(new_message_flags)) return;
250 safestrncpy(flags, new_message_flags, sizeof flags);
252 for (i=0; i<num_tokens(flags, ' '); ++i) {
253 extract_token(this_flag, flags, i, ' ', sizeof this_flag);
254 if (this_flag[0] == '\\') strcpy(this_flag, &this_flag[1]);
255 if (!strcasecmp(this_flag, "Seen")) {
256 CtdlSetSeen(&new_msgnum, 1, 1, ctdlsetseen_seen,
259 if (!strcasecmp(this_flag, "Answered")) {
260 CtdlSetSeen(&new_msgnum, 1, 1, ctdlsetseen_answered,
268 * This function is called by the main command loop.
270 void imap_append(int num_parms, char *parms[]) {
272 long bytes_transferred;
273 long stripped_length = 0;
274 struct CtdlMessage *msg = NULL;
275 long new_msgnum = (-1L);
277 char roomname[ROOMNAMELEN];
279 char savedroom[ROOMNAMELEN];
282 char new_message_flags[SIZ];
283 struct citimap *Imap;
286 cprintf("%s BAD usage error\r\n", parms[0]);
290 if ( (parms[num_parms-1][0] != '{')
291 || (parms[num_parms-1][strlen(parms[num_parms-1])-1] != '}') ) {
292 cprintf("%s BAD no message literal supplied\r\n", parms[0]);
296 strcpy(new_message_flags, "");
297 if (num_parms >= 5) {
298 for (i=3; i<num_parms; ++i) {
299 strcat(new_message_flags, parms[i]);
300 strcat(new_message_flags, " ");
302 stripallbut(new_message_flags, '(', ')');
305 /* This is how we'd do this if it were relevant in our data store.
306 * if (num_parms >= 6) {
307 * new_message_internaldate = parms[4];
311 literal_length = atol(&parms[num_parms-1][1]);
312 if (literal_length < 1) {
313 cprintf("%s BAD Message length must be at least 1.\r\n",
319 imap_free_transmitted_message(); /* just in case. */
320 Imap->transmitted_message = malloc(literal_length + 1);
321 if (Imap->transmitted_message == NULL) {
322 cprintf("%s NO Cannot allocate memory.\r\n", parms[0]);
325 Imap->transmitted_length = literal_length;
327 cprintf("+ Transmit message now.\r\n");
329 bytes_transferred = 0;
331 ret = client_read(Imap->transmitted_message, literal_length);
332 Imap->transmitted_message[literal_length] = 0;
335 cprintf("%s NO Read failed.\r\n", parms[0]);
339 /* Client will transmit a trailing CRLF after the literal (the message
340 * text) is received. This call to client_getln() absorbs it.
343 client_getln(buf, sizeof buf);
345 /* Convert RFC822 newlines (CRLF) to Unix newlines (LF) */
346 CtdlLogPrintf(CTDL_DEBUG, "Converting CRLF to LF\n");
348 for (i=0; i<literal_length; ++i) {
349 if (strncmp(&Imap->transmitted_message[i], "\r\n", 2)) {
350 Imap->transmitted_message[stripped_length++] =
351 Imap->transmitted_message[i];
354 literal_length = stripped_length;
355 Imap->transmitted_message[literal_length] = 0; /* reterminate it */
357 CtdlLogPrintf(CTDL_DEBUG, "Converting message format\n");
358 msg = convert_internet_message(Imap->transmitted_message);
359 Imap->transmitted_message = NULL;
360 Imap->transmitted_length = 0;
362 ret = imap_grabroom(roomname, parms[2], 1);
364 cprintf("%s NO Invalid mailbox name or access denied\r\n",
370 * usergoto() formally takes us to the desired room. (If another
371 * folder is selected, save its name so we can return there!!!!!)
373 if (Imap->selected) {
374 strcpy(savedroom, CC->room.QRname);
376 usergoto(roomname, 0, 0, &msgs, &new);
378 /* If the user is locally authenticated, FORCE the From: header to
379 * show up as the real sender. FIXME do we really want to do this?
380 * Probably should make it site-definable or even room-definable.
382 * For now, we allow "forgeries" if the room is one of the user's
386 if ( ((CC->room.QRflags & QR_MAILBOX) == 0) && (config.c_imap_keep_from == 0)) {
387 if (msg->cm_fields['A'] != NULL) free(msg->cm_fields['A']);
388 if (msg->cm_fields['N'] != NULL) free(msg->cm_fields['N']);
389 if (msg->cm_fields['H'] != NULL) free(msg->cm_fields['H']);
390 msg->cm_fields['A'] = strdup(CC->user.fullname);
391 msg->cm_fields['N'] = strdup(config.c_nodename);
392 msg->cm_fields['H'] = strdup(config.c_humannode);
399 ret = CtdlDoIHavePermissionToPostInThisRoom(buf, sizeof buf, NULL, POST_LOGGED_IN);
402 /* Nope ... print an error message */
403 cprintf("%s NO %s\r\n", parms[0], buf);
407 /* Yes ... go ahead and post! */
409 new_msgnum = CtdlSubmitMsg(msg, NULL, "", 0);
411 if (new_msgnum >= 0L) {
412 cprintf("%s OK [APPENDUID %ld %ld] APPEND completed\r\n",
413 parms[0], GLOBAL_UIDVALIDITY_VALUE, new_msgnum);
416 cprintf("%s BAD Error %ld saving message to disk.\r\n",
417 parms[0], new_msgnum);
422 * IMAP protocol response to client has already been sent by now.
424 * If another folder is selected, go back to that room so we can resume
425 * our happy day without violent explosions.
427 if (Imap->selected) {
428 usergoto(savedroom, 0, 0, &msgs, &new);
431 /* We don't need this buffer anymore */
432 CtdlFreeMessage(msg);
434 if (new_message_flags != NULL) {
435 imap_do_append_flags(new_msgnum, new_message_flags);