X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fmodules%2Fimap%2Fimap_list.c;fp=citadel%2Fmodules%2Fimap%2Fimap_list.c;h=0000000000000000000000000000000000000000;hb=f6fcf350671e3661f8f22696eb35133014ab6a14;hp=1be8bab29bed6275d1c8489cb486505cf9cf623c;hpb=2e4e67a1f7f65568abace99d13a71024ad06ebde;p=citadel.git

diff --git a/citadel/modules/imap/imap_list.c b/citadel/modules/imap/imap_list.c
deleted file mode 100644
index 1be8bab29..000000000
--- a/citadel/modules/imap/imap_list.c
+++ /dev/null
@@ -1,417 +0,0 @@
-/*
- * Implements the LIST and LSUB commands.
- *
- * Copyright (c) 2000-2017 by Art Cancro and others.
- *
- *  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
- */
-
-#include "sysdep.h"
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <pwd.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <time.h>
-#include <sys/wait.h>
-#include <ctype.h>
-#include <string.h>
-#include <limits.h>
-#include <libcitadel.h>
-#include "citadel.h"
-#include "server.h"
-#include "sysdep_decls.h"
-#include "citserver.h"
-#include "support.h"
-#include "config.h"
-#include "user_ops.h"
-#include "database.h"
-#include "msgbase.h"
-#include "internet_addressing.h"
-#include "serv_imap.h"
-#include "imap_tools.h"
-#include "imap_fetch.h"
-#include "imap_search.h"
-#include "imap_store.h"
-#include "imap_acl.h"
-#include "imap_misc.h"
-#include "imap_list.h"
-#include "ctdl_module.h"
-
-
-typedef struct __ImapRoomListFilter {
-	char verb[16];
-	int subscribed_rooms_only;
-	int return_subscribed;
-	int return_children;
-
-	int num_patterns;
-	int num_patterns_avail;
-	StrBuf **patterns;
-}ImapRoomListFilter;
-
-/*
- * Used by LIST and LSUB to show the floors in the listing
- */
-void imap_list_floors(char *verb, int num_patterns, StrBuf **patterns)
-{
-	int i;
-	struct floor *fl;
-	int j = 0;
-	int match = 0;
-
-	for (i = 0; i < MAXFLOORS; ++i) {
-		fl = CtdlGetCachedFloor(i);
-		if (fl->f_flags & F_INUSE) {
-			match = 0;
-			for (j=0; j<num_patterns; ++j) {
-				if (imap_mailbox_matches_pattern (ChrPtr(patterns[j]), fl->f_name)) {
-					match = 1;
-				}
-			}
-			if (match) {
-				IAPrintf("* %s (\\NoSelect \\HasChildren) \"/\" ", verb);
-				IPutStr(fl->f_name, (fl->f_name)?strlen(fl->f_name):0);
-				IAPuts("\r\n");
-			}
-		}
-	}
-}
-
-
-/*
- * Back end for imap_list()
- *
- * Implementation note: IMAP "subscribed folder" is equivalent to Citadel "known room"
- *
- * The "user data" field is actually an array of pointers; see below for the breakdown
- *
- */
-void imap_listroom(struct ctdlroom *qrbuf, void *data)
-{
-#define SUBSCRIBED_STR "\\Subscribed"
-#define HASCHILD_STR "\\HasChildren"
-	char MailboxName[SIZ];
-	char return_options[256];
-	int ra;
-	int yes_output_this_room;
-	ImapRoomListFilter *ImapFilter;
-	int i = 0;
-	int match = 0;
-	int ROLen;
-
-	/* Here's how we break down the array of pointers passed to us */
-	ImapFilter = (ImapRoomListFilter*)data;
-
-	/* Only list rooms to which the user has access!! */
-	yes_output_this_room = 0;
-	*return_options = '\0';
-	ROLen = 0;
-	CtdlRoomAccess(qrbuf, &CC->user, &ra, NULL);
-
-	if (ImapFilter->return_subscribed) {
-		if (ra & UA_KNOWN) {
-			memcpy(return_options, HKEY(SUBSCRIBED_STR) + 1);
-			ROLen += sizeof(SUBSCRIBED_STR) - 1;
-		}
-	}
-
-	/* Warning: ugly hack.
-	 * We don't have any way to determine the presence of child mailboxes
-	 * without refactoring this entire module.  So we're just going to return
-	 * the \HasChildren attribute for every room.
-	 * We'll fix this later when we have time.
-	 */
-	if (ImapFilter->return_children) {
-		if (!IsEmptyStr(return_options)) {
-			memcpy(return_options + ROLen, HKEY(" "));
-			ROLen ++;
-		}
-		memcpy(return_options + ROLen, HKEY(SUBSCRIBED_STR) + 1);
-	}
-
-	if (ImapFilter->subscribed_rooms_only) {
-		if (ra & UA_KNOWN) {
-			yes_output_this_room = 1;
-		}
-	}
-	else {
-		if ((ra & UA_KNOWN) || ((ra & UA_GOTOALLOWED) && (ra & UA_ZAPPED))) {
-			yes_output_this_room = 1;
-		}
-	}
-
-	if (yes_output_this_room) {
-		long len;
-		len = imap_mailboxname(MailboxName, sizeof MailboxName, qrbuf);
-		match = 0;
-		for (i=0; i<ImapFilter->num_patterns; ++i) {
-			if (imap_mailbox_matches_pattern(ChrPtr(ImapFilter->patterns[i]), MailboxName)) {
-				match = 1;
-			}
-		}
-		if (match) {
-			IAPrintf("* %s (%s) \"/\" ", ImapFilter->verb, return_options);
-			IPutStr(MailboxName, len);
-			IAPuts("\r\n");
-		}
-	}
-}
-
-
-/*
- * Implements the LIST and LSUB commands
- */
-void imap_list(int num_parms, ConstStr *Params)
-{
-	struct CitContext *CCC = CC;
-	citimap *Imap = CCCIMAP;
-	int i, j, paren_nest;
-	ImapRoomListFilter ImapFilter;
-	int selection_left = (-1);
-	int selection_right = (-1);
-	int return_left = (-1);
-	int root_pos = 2;
-	int patterns_left = 3;
-	int patterns_right = 3;
-	int extended_list_in_use = 0;
-
-	if (num_parms < 4) {
-		IReply("BAD arguments invalid");
-		return;
-	}
-
-	ImapFilter.num_patterns = 1;
-	ImapFilter.return_subscribed = 0;
-	ImapFilter.return_children = 0;
-	ImapFilter.subscribed_rooms_only = 0;
-	
-
-	/* parms[1] is the IMAP verb being used (e.g. LIST or LSUB)
-	 * This tells us how to behave, and what verb to return back to the caller
-	 */
-	safestrncpy(ImapFilter.verb, Params[1].Key, sizeof ImapFilter.verb);
-	j = Params[1].len;
-	for (i=0; i<j; ++i) {
-		ImapFilter.verb[i] = toupper(ImapFilter.verb[i]);
-	}
-
-	if (!strcasecmp(ImapFilter.verb, "LSUB")) {
-		ImapFilter.subscribed_rooms_only = 1;
-	}
-
-	/*
-	 * Partial implementation of LIST-EXTENDED (which will not get used because
-	 * we don't advertise it in our capabilities string).  Several requirements:
-	 *
-	 * Extraction of selection options:
-	 *	SUBSCRIBED option: done
-	 *	RECURSIVEMATCH option: not done yet
-	 *	REMOTE: safe to silently ignore
-	 *
-	 * Extraction of return options:
-	 *	SUBSCRIBED option: done
-	 *	CHILDREN option: done, but needs a non-ugly rewrite
-	 *
-	 * Multiple match patterns: done
-	 */
-
-	/*
-	 * If parameter 2 begins with a '(' character, the client is specifying
-	 * selection options.  Extract their exact position, and then modify our
-	 * expectation of where the root folder will be specified.
-	 */
-	if (Params[2].Key[0] == '(') {
-		extended_list_in_use = 1;
-		selection_left = 2;
-		paren_nest = 0;
-		for (i=2; i<num_parms; ++i) {
-			for (j=0; Params[i].Key[j]; ++j) {
-				if (Params[i].Key[j] == '(') ++paren_nest;
-				if (Params[i].Key[j] == ')') --paren_nest;
-			}
-			if (paren_nest == 0) {
-				selection_right = i;	/* found end of selection options */
-				root_pos = i+1;		/* folder root appears after selection options */
-				i = num_parms + 1;	/* break out of the loop */
-			}
-		}
-	}
-
-	/* If selection options were found, do something with them.
-	 */
-	if ((selection_left > 0) && (selection_right >= selection_left)) {
-
-		/* Strip off the outer parentheses */
-		if (Params[selection_left].Key[0] == '(') {
-			TokenCutLeft(&Imap->Cmd, 
-				     &Params[selection_left], 
-				     1);
-		}
-		if (Params[selection_right].Key[Params[selection_right].len-1] == ')') {
-			TokenCutRight(&Imap->Cmd, 
-				      &Params[selection_right], 
-				      1);
-		}
-
-		for (i=selection_left; i<=selection_right; ++i) {
-
-			if (!strcasecmp(Params[i].Key, "SUBSCRIBED")) {
-				ImapFilter.subscribed_rooms_only = 1;
-			}
-
-			else if (!strcasecmp(Params[i].Key, "RECURSIVEMATCH")) {
-				/* FIXME - do this! */
-			}
-
-		}
-
-	}
-
-	/* The folder root appears immediately after the selection options,
-	 * or in position 2 if no selection options were specified.
-	 */
-	ImapFilter.num_patterns_avail = num_parms + 1;
-	ImapFilter.patterns = malloc(ImapFilter.num_patterns_avail * sizeof(StrBuf*));
-	memset(ImapFilter.patterns, 0, ImapFilter.num_patterns_avail * sizeof(StrBuf*));
-
-	patterns_left = root_pos + 1;
-	patterns_right = root_pos + 1;
-
-	if (Params[patterns_left].Key[0] == '(') {
-		extended_list_in_use = 1;
-		paren_nest = 0;
-		for (i=patterns_left; i<num_parms; ++i) {
-			for (j=0; &Params[i].Key[j]; ++j) {
-				if (Params[i].Key[j] == '(') ++paren_nest;
-				if (Params[i].Key[j] == ')') --paren_nest;
-			}
-			if (paren_nest == 0) {
-				patterns_right = i;	/* found end of patterns */
-				i = num_parms + 1;	/* break out of the loop */
-			}
-		}
-		ImapFilter.num_patterns = patterns_right - patterns_left + 1;
-		for (i=0; i<ImapFilter.num_patterns; ++i) {
-			if (i < MAX_PATTERNS) {
-				ImapFilter.patterns[i] = NewStrBufPlain(NULL, 
-									Params[root_pos].len + 
-									Params[patterns_left+i].len);
-				if (i == 0) {
-					if (Params[root_pos].len > 1)
-						StrBufAppendBufPlain(ImapFilter.patterns[i], 
-								     1 + CKEY(Params[root_pos]) - 1, 0);
-				}
-				else
-					StrBufAppendBufPlain(ImapFilter.patterns[i], 
-							     CKEY(Params[root_pos]), 0);
-
-				if (i == ImapFilter.num_patterns-1) {
-					if (Params[patterns_left+i].len > 1)
-						StrBufAppendBufPlain(ImapFilter.patterns[i], 
-								     CKEY(Params[patterns_left+i]) - 1, 0);
-				}
-				else StrBufAppendBufPlain(ImapFilter.patterns[i], 
-							  CKEY(Params[patterns_left+i]), 0);
-
-			}
-
-		}
-	}
-	else {
-		ImapFilter.num_patterns = 1;
-		ImapFilter.patterns[0] = NewStrBufPlain(NULL, 
-							Params[root_pos].len + 
-							Params[patterns_left].len);
-		StrBufAppendBufPlain(ImapFilter.patterns[0], 
-				     CKEY(Params[root_pos]), 0);
-		StrBufAppendBufPlain(ImapFilter.patterns[0], 
-				     CKEY(Params[patterns_left]), 0);
-	}
-
-	/* If the word "RETURN" appears after the folder pattern list, then the client
-	 * is specifying return options.
-	 */
-	if (num_parms - patterns_right > 2) if (!strcasecmp(Params[patterns_right+1].Key, "RETURN")) {
-		return_left = patterns_right + 2;
-		extended_list_in_use = 1;
-		paren_nest = 0;
-		for (i=return_left; i<num_parms; ++i) {
-			for (j=0;   Params[i].Key[j]; ++j) {
-				if (Params[i].Key[j] == '(') ++paren_nest;
-				if (Params[i].Key[j] == ')') --paren_nest;
-			}
-
-			/* Might as well look for these while we're in here... */
-			if (Params[i].Key[0] == '(') 
-				TokenCutLeft(&Imap->Cmd, 
-					     &Params[i], 
-					     1);
-			if (Params[i].Key[Params[i].len-1] == ')')
-			    TokenCutRight(&Imap->Cmd, 
-					  &Params[i], 
-					  1);
-
-			syslog(LOG_DEBUG, "evaluating <%s>", Params[i].Key);
-
-			if (!strcasecmp(Params[i].Key, "SUBSCRIBED")) {
-				ImapFilter.return_subscribed = 1;
-			}
-
-			else if (!strcasecmp(Params[i].Key, "CHILDREN")) {
-				ImapFilter.return_children = 1;
-			}
-
-			if (paren_nest == 0) {
-				i = num_parms + 1;	/* break out of the loop */
-			}
-		}
-	}
-
-	/* Now start setting up the data we're going to send to the CtdlForEachRoom() callback.
-	 */
-	
-	/* The non-extended LIST command is required to treat an empty
-	 * ("" string) mailbox name argument as a special request to return the
-	 * hierarchy delimiter and the root name of the name given in the
-	 * reference parameter.
-	 */
-	if ( (StrLength(ImapFilter.patterns[0]) == 0) && (extended_list_in_use == 0) ) {
-		IAPrintf("* %s (\\Noselect) \"/\" \"\"\r\n", ImapFilter.verb);
-	}
-
-	/* Non-empty mailbox names, and any form of the extended LIST command,
-	 * is handled by this loop.
-	 */
-	else {
-		imap_list_floors(ImapFilter.verb, 
-				 ImapFilter.num_patterns, 
-				 ImapFilter.patterns);
-		CtdlForEachRoom(imap_listroom, (char**)&ImapFilter);
-	}
-
-	/* 
-	 * Free the pattern buffers we allocated above.
-	 */
-	for (i=0; i<ImapFilter.num_patterns; ++i) {
-		FreeStrBuf(&ImapFilter.patterns[i]);
-	}
-	free(ImapFilter.patterns);
-
-	IReplyPrintf("OK %s completed", ImapFilter.verb);
-}