citadel/imap_acl.c

   1 /*
   2  * $Id:  $
   3  *
   4  * Functions which implement RFC2086/RFC4314 (IMAP ACL extension)
   5  *
   6  */
   7
   8
   9 #include "sysdep.h"
  10 #include <stdlib.h>
  11 #include <unistd.h>
  12 #include <stdio.h>
  13 #include <fcntl.h>
  14 #include <signal.h>
  15 #include <pwd.h>
  16 #include <errno.h>
  17 #include <sys/types.h>
  18
  19 #if TIME_WITH_SYS_TIME
  20 # include <sys/time.h>
  21 # include <time.h>
  22 #else
  23 # if HAVE_SYS_TIME_H
  24 #  include <sys/time.h>
  25 # else
  26 #  include <time.h>
  27 # endif
  28 #endif
  29
  30 #include <sys/wait.h>
  31 #include <ctype.h>
  32 #include <string.h>
  33 #include <limits.h>
  34 #include "citadel.h"
  35 #include "server.h"
  36 #include "sysdep_decls.h"
  37 #include "citserver.h"
  38 #include "support.h"
  39 #include "config.h"
  40 #include "serv_extensions.h"
  41 #include "room_ops.h"
  42 #include "user_ops.h"
  43 #include "policy.h"
  44 #include "database.h"
  45 #include "msgbase.h"
  46 #include "tools.h"
  47 #include "internet_addressing.h"
  48 #include "serv_imap.h"
  49 #include "imap_tools.h"
  50 #include "imap_fetch.h"
  51 #include "imap_misc.h"
  52 #include "genstamp.h"
  53
  54
  55
  56 /*
  57  * Implements the SETACL command.
  58  */
  59 void imap_setacl(int num_parms, char *parms[]) {
  60
  61         cprintf("%s BAD not yet implemented FIXME\r\n", parms[0]);
  62         return;
  63 }
  64
  65
  66 /*
  67  * Implements the DELETEACL command.
  68  */
  69 void imap_deleteacl(int num_parms, char *parms[]) {
  70
  71         cprintf("%s BAD not yet implemented FIXME\r\n", parms[0]);
  72         return;
  73 }
  74
  75
  76
  77 /*
  78  * Implements the GETACL command.
  79  */
  80 void imap_getacl(int num_parms, char *parms[]) {
  81         char roomname[ROOMNAMELEN];
  82         char savedroom[ROOMNAMELEN];
  83         int msgs, new;
  84         int ret;
  85         struct ctdluser temp;
  86         struct cdbdata *cdbus;
  87         int ra;
  88         char rights[32];
  89
  90         if (num_parms != 3) {
  91                 cprintf("%s BAD usage error\r\n", parms[0]);
  92                 return;
  93         }
  94
  95         ret = imap_grabroom(roomname, parms[2], 0);
  96         if (ret != 0) {
  97                 cprintf("%s NO Invalid mailbox name or access denied\r\n",
  98                         parms[0]);
  99                 return;
 100         }
 101
 102         /*
 103          * usergoto() formally takes us to the desired room.  (If another
 104          * folder is selected, save its name so we can return there!!!!!)
 105          */
 106         if (IMAP->selected) {
 107                 strcpy(savedroom, CC->room.QRname);
 108         }
 109         usergoto(roomname, 0, 0, &msgs, &new);
 110
 111         cprintf("* ACL");
 112         cprintf(" ");
 113         imap_strout(parms[2]);
 114
 115         /*
 116          * Traverse the userlist
 117          */
 118         cdb_rewind(CDB_USERS);
 119         while (cdbus = cdb_next_item(CDB_USERS), cdbus != NULL) {
 120                 memset(&temp, 0, sizeof temp);
 121                 memcpy(&temp, cdbus->ptr, sizeof temp);
 122                 cdb_free(cdbus);
 123
 124                 CtdlRoomAccess(&CC->room, &temp, &ra, NULL);
 125                 if (strlen(temp.fullname) > 0) {
 126                         strcpy(rights, "");
 127
 128                         /* l - lookup (mailbox is visible to LIST/LSUB commands, SUBSCRIBE mailbox)
 129                          * r - read (SELECT the mailbox, perform STATUS)
 130                          * s - keep seen/unseen information across sessions (set or clear \SEEN flag
 131                          *     via STORE, also set \SEEN during APPEND/COPY/ FETCH BODY[...])
 132                          * e - perform EXPUNGE and expunge as a part of CLOSE
 133                          */
 134                         if (    (ra & UA_KNOWN)                                 /* known rooms */
 135                            ||   ((ra & UA_GOTOALLOWED) && (ra & UA_ZAPPED))     /* zapped rooms */
 136                            ) {
 137                                 strcat(rights, "l");
 138                                 strcat(rights, "r");
 139                                 strcat(rights, "s");
 140                                 strcat(rights, "e");
 141
 142                                 /* Only output the remaining flags if the room is known */
 143
 144                                 /* w - write (set or clear arbitrary flags; not supported in Citadel) */
 145
 146                                 /* i - insert (perform APPEND, COPY into mailbox) */
 147                                 /* p - post (send mail to submission address for mailbox - not enforced) */
 148                                 if (ra & UA_POSTALLOWED) {
 149                                         strcat(rights, "i");
 150                                         strcat(rights, "p");
 151                                 }
 152
 153                                 /* k - create mailboxes in this hierarchy */
 154
 155                                 /* t - delete messages (set/clear \Deleted flag) */
 156
 157                                 /* a - administer (perform SETACL/DELETEACL/GETACL/LISTRIGHTS) */
 158                                 /* x - delete mailbox (DELETE mailbox, old mailbox name in RENAME) */
 159                                 if (ra & UA_ADMINALLOWED) {
 160                                         strcat(rights, "a");
 161                                         strcat(rights, "x");
 162                                 }
 163                         }
 164
 165                         if (strlen(rights) > 0) {
 166                                 cprintf(" ");
 167                                 imap_strout(temp.fullname);
 168                                 cprintf(" %s", rights);
 169                         }
 170                 }
 171         }
 172
 173         cprintf("\r\n");
 174
 175         /*
 176          * If another folder is selected, go back to that room so we can resume
 177          * our happy day without violent explosions.
 178          */
 179         if (IMAP->selected) {
 180                 usergoto(savedroom, 0, 0, &msgs, &new);
 181         }
 182
 183         cprintf("%s OK GETACL completed\r\n", parms[0]);
 184 }
 185
 186
 187 /*
 188  * Implements the LISTRIGHTS command.
 189  */
 190 void imap_listrights(int num_parms, char *parms[]) {
 191
 192         cprintf("%s BAD not yet implemented FIXME\r\n", parms[0]);
 193         return;
 194 }
 195
 196
 197 /*
 198  * Implements the MYRIGHTS command.
 199  */
 200 void imap_myrights(int num_parms, char *parms[]) {
 201
 202         cprintf("%s BAD not yet implemented FIXME\r\n", parms[0]);
 203         return;
 204 }
 205
 206