webcit/groupdav_propfind.c

   1 /*
   2  * $Id$
   3  *
   4  * Handles GroupDAV PROPFIND requests.
   5  *
   6  * A few notes about our XML output:
   7  *
   8  * --> Yes, we are spewing tags directly instead of using an XML library.
   9  *     Whining about it will be summarily ignored.
  10  *
  11  * --> XML is deliberately output with no whitespace/newlines between tags.
  12  *     This makes it difficult to read, but we have discovered clients which
  13  *     crash when you try to pretty it up.
  14  *
  15  */
  16
  17 #include "webcit.h"
  18 #include "webserver.h"
  19 #include "groupdav.h"
  20
  21 /*
  22  * Given an encoded UID, translate that to an unencoded Citadel EUID and
  23  * then search for it in the current room.  Return a message number or -1
  24  * if not found.
  25  *
  26  */
  27 long locate_message_by_uid(const char *uid) {
  28         char buf[256];
  29         char decoded_uid[1024];
  30         long retval = (-1L);
  31
  32         /* decode the UID */
  33         euid_unescapize(decoded_uid, uid);
  34
  35         /* ask Citadel if we have this one */
  36         serv_printf("EUID %s", decoded_uid);
  37         serv_getln(buf, sizeof buf);
  38         if (buf[0] == '2') {
  39                 retval = atol(&buf[4]);
  40         }
  41
  42         return(retval);
  43 }
  44
  45 const folder *GetRESTFolder(int IgnoreFloor)
  46 {
  47         wcsession  *WCC = WC;
  48         void *vFolder;
  49         const folder *ThisFolder = NULL;
  50         HashPos    *itd, *itfl;
  51         StrBuf     * Dir;
  52         void       *vDir;
  53         long        len;
  54         const char *Key;
  55         int i, j, urlp;
  56         int delta;
  57
  58
  59
  60         itfl = GetNewHashPos(WCC->Floors, 0);
  61
  62         while (GetNextHashPos(WCC->Floors, itfl, &len, &Key, &vFolder) &&
  63                (ThisFolder == NULL))
  64         {
  65                 ThisFolder = vFolder;
  66                 if (!IgnoreFloor && /* so we can handle legacy URLS... */
  67                     (ThisFolder->Floor != WCC->CurrentFloor))
  68                         continue;
  69
  70
  71                 if (ThisFolder->nRoomNameParts > 1)
  72                 {
  73                         /*TODO: is that number all right? */
  74                         if (GetCount(WCC->Directory) - ThisFolder->nRoomNameParts != 2)
  75                                 continue;
  76
  77                         itd  = GetNewHashPos(WCC->Directory, 0);
  78                         GetNextHashPos(WCC->Directory, itd, &len, &Key, &vDir); //TODO: how many to fast forward?
  79         /* Fast forward the floorname we checked above... */
  80                         for (i = 0, j = 1;
  81                              (i > ThisFolder->nRoomNameParts) && (j > urlp);
  82                              i++, j++, GetNextHashPos(WCC->Directory, itd, &len, &Key, &vDir))
  83                         {
  84                                 Dir = (StrBuf*)vDir;
  85                                 if (strcmp(ChrPtr(ThisFolder->RoomNameParts[i]),
  86                                            ChrPtr(Dir)) != 0)
  87                                 {
  88                                         DeleteHashPos(&itd);
  89                                         continue;
  90                                 }
  91                         }
  92                         DeleteHashPos(&itd);
  93                         DeleteHashPos(&itfl);
  94                         return ThisFolder;
  95                 }
  96                 else {
  97
  98                         if (GetCount(WCC->Directory) - ThisFolder->nRoomNameParts != 2)
  99                                 continue;
 100                         itd  = GetNewHashPos(WCC->Directory, 0);
 101
 102
 103                         if (!GetNextHashPos(WCC->Directory,
 104                                             itd, &len, &Key, &vDir) ||
 105                             (vDir == NULL))
 106                         {
 107                                 DeleteHashPos(&itd);
 108
 109                                 lprintf(0, "5\n");
 110                                 continue;
 111                         }
 112                         DeleteHashPos(&itd);
 113                         Dir = (StrBuf*) vDir;
 114                         if (strcmp(ChrPtr(ThisFolder->name),
 115                                                ChrPtr(Dir))
 116                             != 0)
 117                         {
 118                                 DeleteHashPos(&itd);
 119
 120                                 lprintf(0, "5\n");
 121                                 continue;
 122                         }
 123
 124                         DeleteHashPos(&itfl);
 125                         DeleteHashPos(&itd);
 126
 127                         return ThisFolder;;
 128                 }
 129         }
 130         DeleteHashPos(&itfl);
 131         return NULL;
 132 }
 133
 134
 135
 136
 137 long GotoRestRoom()
 138 {
 139         wcsession *WCC = WC;
 140         long Count;
 141         long State;
 142         const folder *ThisFolder;
 143
 144         State = REST_TOPLEVEL;
 145
 146         if (WCC->Hdr->HR.Handler != NULL)
 147                 State |= REST_IN_NAMESPACE;
 148
 149         Count = GetCount(WCC->Directory);
 150
 151         if (Count == 0) return State;
 152
 153         if (Count >= 1) State |=REST_IN_FLOOR;
 154         if (Count == 1) return State;
 155
 156         if (Count >= 3) {
 157                 State |= REST_IN_FLOOR;
 158                 ThisFolder = GetRESTFolder(0);
 159                 WCC->ThisRoom = ThisFolder;
 160                 if (ThisFolder != NULL)
 161                 {
 162                         gotoroom(ThisFolder->name);
 163                         State |= REST_IN_ROOM;
 164                         return State;
 165                 }
 166
 167         }
 168
 169
 170         /*
 171          * More than 3 params and no floor found?
 172          * -> fall back to old non-floored notation
 173          */
 174
 175         if ((Count >= 3) && (WCC->CurrentFloor == NULL))
 176         {
 177                 ThisFolder = GetRESTFolder(1);
 178                 WCC->ThisRoom = ThisFolder;
 179                 if (ThisFolder != NULL)
 180                 {
 181                         gotoroom(ThisFolder->name);
 182                         State |= REST_IN_ROOM;
 183                         return State;
 184                 }
 185
 186
 187         }
 188
 189
 190         if (Count == 3) return State;
 191
 192         /// TODO: ID detection
 193         /// TODO: File detection
 194
 195
 196         return State;
 197 }
 198
 199
 200
 201 /*
 202  * List rooms (or "collections" in DAV terminology) which contain
 203  * interesting groupware objects.
 204  */
 205 void groupdav_collection_list(void)
 206 {
 207         wcsession *WCC = WC;
 208         char buf[256];
 209         char roomname[256];
 210         int view;
 211         char datestring[256];
 212         time_t now;
 213         time_t mtime;
 214         int is_groupware_collection = 0;
 215         int starting_point = 1;         /**< 0 for /, 1 for /groupdav/ */
 216
 217         if (WCC->Hdr->HR.Handler == NULL) {
 218                 starting_point = 0;
 219         }
 220         else if (StrLength(WCC->Hdr->HR.ReqLine) == 0) {
 221                 starting_point = 1;
 222         }
 223         else {
 224                 starting_point = 2;
 225         }
 226
 227         now = time(NULL);
 228         http_datestring(datestring, sizeof datestring, now);
 229
 230         /*
 231          * Be rude.  Completely ignore the XML request and simply send them
 232          * everything we know about.  Let the client sort it out.
 233          */
 234         hprintf("HTTP/1.0 207 Multi-Status\r\n");
 235         groupdav_common_headers();
 236         hprintf("Date: %s\r\n", datestring);
 237         hprintf("Content-type: text/xml\r\n");
 238         hprintf("Content-encoding: identity\r\n");
 239
 240         begin_burst();
 241
 242         wc_printf("<?xml version=\"1.0\" encoding=\"utf-8\"?>"
 243                 "<multistatus xmlns=\"DAV:\" xmlns:G=\"http://groupdav.org/\">"
 244         );
 245
 246         /*
 247          * If the client is requesting the root, show a root node.
 248          */
 249         if (starting_point == 0) {
 250                 wc_printf("<response>");
 251                         wc_printf("<href>");
 252                                 groupdav_identify_host();
 253                                 wc_printf("/");
 254                         wc_printf("</href>");
 255                         wc_printf("<propstat>");
 256                                 wc_printf("<status>HTTP/1.1 200 OK</status>");
 257                                 wc_printf("<prop>");
 258                                         wc_printf("<displayname>/</displayname>");
 259                                         wc_printf("<resourcetype><collection/></resourcetype>");
 260                                         wc_printf("<getlastmodified>");
 261                                                 escputs(datestring);
 262                                         wc_printf("</getlastmodified>");
 263                                 wc_printf("</prop>");
 264                         wc_printf("</propstat>");
 265                 wc_printf("</response>");
 266         }
 267
 268         /*
 269          * If the client is requesting "/groupdav", show a /groupdav subdirectory.
 270          */
 271         if ((starting_point + WCC->Hdr->HR.dav_depth) >= 1) {
 272                 wc_printf("<response>");
 273                         wc_printf("<href>");
 274                                 groupdav_identify_host();
 275                                 wc_printf("/groupdav");
 276                         wc_printf("</href>");
 277                         wc_printf("<propstat>");
 278                                 wc_printf("<status>HTTP/1.1 200 OK</status>");
 279                                 wc_printf("<prop>");
 280                                         wc_printf("<displayname>GroupDAV</displayname>");
 281                                         wc_printf("<resourcetype><collection/></resourcetype>");
 282                                         wc_printf("<getlastmodified>");
 283                                                 escputs(datestring);
 284                                         wc_printf("</getlastmodified>");
 285                                 wc_printf("</prop>");
 286                         wc_printf("</propstat>");
 287                 wc_printf("</response>");
 288         }
 289
 290         /*
 291          * Now go through the list and make it look like a DAV collection
 292          */
 293         serv_puts("LKRA");
 294         serv_getln(buf, sizeof buf);
 295         if (buf[0] == '1') while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 296
 297                 extract_token(roomname, buf, 0, '|', sizeof roomname);
 298                 view = extract_int(buf, 7);
 299                 mtime = extract_long(buf, 8);
 300                 http_datestring(datestring, sizeof datestring, mtime);
 301
 302                 /*
 303                  * For now, only list rooms that we know a GroupDAV client
 304                  * might be interested in.  In the future we may add
 305                  * the rest.
 306                  *
 307                  * We determine the type of objects which are stored in each
 308                  * room by looking at the *default* view for the room.  This
 309                  * allows, for example, a Calendar room to appear as a
 310                  * GroupDAV calendar even if the user has switched it to a
 311                  * Calendar List view.
 312                  */
 313                 if (    (view == VIEW_CALENDAR) ||
 314                         (view == VIEW_TASKS) ||
 315                         (view == VIEW_ADDRESSBOOK) ||
 316                         (view == VIEW_NOTES) ||
 317                         (view == VIEW_JOURNAL) ||
 318                         (view == VIEW_WIKI)
 319                 ) {
 320                         is_groupware_collection = 1;
 321                 }
 322                 else {
 323                         is_groupware_collection = 0;
 324                 }
 325
 326                 if ( (is_groupware_collection) && ((starting_point + WCC->Hdr->HR.dav_depth) >= 2) ) {
 327                         wc_printf("<response>");
 328
 329                         wc_printf("<href>");
 330                         groupdav_identify_host();
 331                         wc_printf("/groupdav/");
 332                         urlescputs(roomname);
 333                         wc_printf("/</href>");
 334
 335                         wc_printf("<propstat>");
 336                         wc_printf("<status>HTTP/1.1 200 OK</status>");
 337                         wc_printf("<prop>");
 338                         wc_printf("<displayname>");
 339                         escputs(roomname);
 340                         wc_printf("</displayname>");
 341                         wc_printf("<resourcetype><collection/>");
 342
 343                         switch(view) {
 344                         case VIEW_CALENDAR:
 345                                 wc_printf("<G:vevent-collection />");
 346                                 break;
 347                         case VIEW_TASKS:
 348                                 wc_printf("<G:vtodo-collection />");
 349                                 break;
 350                         case VIEW_ADDRESSBOOK:
 351                                 wc_printf("<G:vcard-collection />");
 352                                 break;
 353                         case VIEW_NOTES:
 354                                 wc_printf("<G:vnotes-collection />");
 355                                 break;
 356                         case VIEW_JOURNAL:
 357                                 wc_printf("<G:vjournal-collection />");
 358                                 break;
 359                         case VIEW_WIKI:
 360                                 wc_printf("<G:wiki-collection />");
 361                                 break;
 362                         }
 363
 364                         wc_printf("</resourcetype>");
 365                         wc_printf("<getlastmodified>");
 366                                 escputs(datestring);
 367                         wc_printf("</getlastmodified>");
 368                         wc_printf("</prop>");
 369                         wc_printf("</propstat>");
 370                         wc_printf("</response>");
 371                 }
 372         }
 373         wc_printf("</multistatus>\n");
 374
 375         end_burst();
 376 }
 377
 378
 379
 380 /*
 381  * The pathname is always going to be /groupdav/room_name/msg_num
 382  */
 383 void groupdav_propfind(void)
 384 {
 385         wcsession *WCC = WC;
 386         StrBuf *dav_roomname;
 387         StrBuf *dav_uid;
 388         StrBuf *MsgNum;
 389         long BufLen;
 390         long dav_msgnum = (-1);
 391         char uid[256];
 392         char encoded_uid[256];
 393         long *msgs = NULL;
 394         int num_msgs = 0;
 395         int i;
 396         char datestring[256];
 397         time_t now;
 398         long State;
 399
 400         now = time(NULL);
 401         http_datestring(datestring, sizeof datestring, now);
 402
 403         dav_roomname = NewStrBuf();
 404         dav_uid = NewStrBuf();
 405         StrBufExtract_token(dav_roomname, WCC->Hdr->HR.ReqLine, 0, '/');
 406         StrBufExtract_token(dav_uid, WCC->Hdr->HR.ReqLine, 1, '/');
 407 #ifdef DEV_RESTDAV
 408         /*
 409          * If the room name is blank, the client is requesting a
 410          * folder list.
 411          */
 412         State = GotoRestRoom();
 413         if (((State & REST_IN_ROOM) == 0) ||
 414             (((State & (REST_GOT_EUID|REST_GOT_ID|REST_GOT_FILENAME)) == 0) &&
 415              (WCC->Hdr->HR.dav_depth == 0)))
 416         {
 417                 now = time(NULL);
 418                 http_datestring(datestring, sizeof datestring, now);
 419
 420                 /*
 421                  * Be rude.  Completely ignore the XML request and simply send them
 422                  * everything we know about.  Let the client sort it out.
 423                  */
 424                 hprintf("HTTP/1.0 207 Multi-Status\r\n");
 425                 groupdav_common_headers();
 426                 hprintf("Date: %s\r\n", datestring);
 427                 hprintf("Content-type: text/xml\r\n");
 428                 hprintf("Content-encoding: identity\r\n");
 429
 430                 begin_burst();
 431
 432
 433                 /*
 434                  * If the client is requesting the root, show a root node.
 435                  */
 436                 do_template("dav_propfind_top", NULL);
 437                 end_burst();
 438                 FreeStrBuf(&dav_roomname);
 439                 FreeStrBuf(&dav_uid);
 440                 return;
 441         }
 442
 443         if ((State & (REST_GOT_EUID|REST_GOT_ID|REST_GOT_FILENAME)) == 0) {
 444                 readloop(headers, eReadEUIDS);
 445                 return;
 446
 447         }
 448 #endif
 449
 450         /*
 451          * If the room name is blank, the client is requesting a
 452          * folder list.
 453          */
 454         if (StrLength(dav_roomname) == 0) {
 455                 groupdav_collection_list();
 456                 FreeStrBuf(&dav_roomname);
 457                 FreeStrBuf(&dav_uid);
 458                 return;
 459         }
 460
 461         /* Go to the correct room. */
 462         if (strcasecmp(ChrPtr(WCC->CurRoom.name), ChrPtr(dav_roomname))) {
 463                 gotoroom(dav_roomname);
 464         }
 465         if (strcasecmp(ChrPtr(WCC->CurRoom.name), ChrPtr(dav_roomname))) {
 466                 hprintf("HTTP/1.1 404 not found\r\n");
 467                 groupdav_common_headers();
 468                 hprintf("Date: %s\r\n", datestring);
 469                 hprintf("Content-Type: text/plain\r\n");
 470                 wc_printf("There is no folder called \"%s\" on this server.\r\n",
 471                         ChrPtr(dav_roomname)
 472                 );
 473                 end_burst();
 474                 FreeStrBuf(&dav_roomname);
 475                 FreeStrBuf(&dav_uid);
 476                 return;
 477         }
 478
 479         /* If dav_uid is non-empty, client is requesting a PROPFIND on
 480          * a specific item in the room.  This is not valid GroupDAV, but
 481          * it is valid WebDAV.
 482          */
 483         if (StrLength(dav_uid) != 0) {
 484
 485                 dav_msgnum = locate_message_by_uid(ChrPtr(dav_uid));
 486                 if (dav_msgnum < 0) {
 487                         hprintf("HTTP/1.1 404 not found\r\n");
 488                         groupdav_common_headers();
 489                         hprintf("Content-Type: text/plain\r\n");
 490                         wc_printf("Object \"%s\" was not found in the \"%s\" folder.\r\n",
 491                                 ChrPtr(dav_uid),
 492                                 ChrPtr(dav_roomname)
 493                         );
 494                         end_burst();
 495                         FreeStrBuf(&dav_roomname);
 496                         FreeStrBuf(&dav_uid);
 497                         return;
 498                 }
 499
 500                 /* Be rude.  Completely ignore the XML request and simply send them
 501                  * everything we know about (which is going to simply be the ETag and
 502                  * nothing else).  Let the client-side parser sort it out.
 503                  */
 504                 hprintf("HTTP/1.0 207 Multi-Status\r\n");
 505                 groupdav_common_headers();
 506                 hprintf("Date: %s\r\n", datestring);
 507                 hprintf("Content-type: text/xml\r\n");
 508                 hprintf("Content-encoding: identity\r\n");
 509
 510                 begin_burst();
 511
 512                 wc_printf("<?xml version=\"1.0\" encoding=\"utf-8\"?>"
 513                         "<multistatus xmlns=\"DAV:\">"
 514                 );
 515
 516                 wc_printf("<response>");
 517
 518                 wc_printf("<href>");
 519                 groupdav_identify_host();
 520                 wc_printf("/groupdav/");
 521                 urlescputs(ChrPtr(WCC->CurRoom.name));
 522                 euid_escapize(encoded_uid, ChrPtr(dav_uid));
 523                 wc_printf("/%s", encoded_uid);
 524                 wc_printf("</href>");
 525                 wc_printf("<propstat>");
 526                 wc_printf("<status>HTTP/1.1 200 OK</status>");
 527                 wc_printf("<prop>");
 528                 wc_printf("<getetag>\"%ld\"</getetag>", dav_msgnum);
 529                 wc_printf("<getlastmodified>");
 530                 escputs(datestring);
 531                 wc_printf("</getlastmodified>");
 532                 wc_printf("</prop>");
 533                 wc_printf("</propstat>");
 534
 535                 wc_printf("</response>\n");
 536                 wc_printf("</multistatus>\n");
 537                 end_burst();
 538                 FreeStrBuf(&dav_roomname);
 539                 FreeStrBuf(&dav_uid);
 540                 return;
 541         }
 542         FreeStrBuf(&dav_roomname);
 543         FreeStrBuf(&dav_uid);
 544
 545
 546         /*
 547          * We got to this point, which means that the client is requesting
 548          * a 'collection' (i.e. a list of all items in the room).
 549          *
 550          * Be rude.  Completely ignore the XML request and simply send them
 551          * everything we know about (which is going to simply be the ETag and
 552          * nothing else).  Let the client-side parser sort it out.
 553          */
 554         hprintf("HTTP/1.0 207 Multi-Status\r\n");
 555         groupdav_common_headers();
 556         hprintf("Date: %s\r\n", datestring);
 557         hprintf("Content-type: text/xml\r\n");
 558         hprintf("Content-encoding: identity\r\n");
 559
 560         begin_burst();
 561
 562         wc_printf("<?xml version=\"1.0\" encoding=\"utf-8\"?>"
 563                 "<multistatus xmlns=\"DAV:\" xmlns:G=\"http://groupdav.org/\">"
 564         );
 565
 566
 567         /* Transmit the collection resource (FIXME check depth and starting point) */
 568         wc_printf("<response>");
 569
 570         wc_printf("<href>");
 571         groupdav_identify_host();
 572         wc_printf("/groupdav/");
 573         urlescputs(ChrPtr(WCC->CurRoom.name));
 574         wc_printf("</href>");
 575
 576         wc_printf("<propstat>");
 577         wc_printf("<status>HTTP/1.1 200 OK</status>");
 578         wc_printf("<prop>");
 579         wc_printf("<displayname>");
 580         escputs(ChrPtr(WCC->CurRoom.name));
 581         wc_printf("</displayname>");
 582         wc_printf("<resourcetype><collection/>");
 583
 584         switch(WCC->CurRoom.defview) {
 585                 case VIEW_CALENDAR:
 586                         wc_printf("<G:vevent-collection />");
 587                         break;
 588                 case VIEW_TASKS:
 589                         wc_printf("<G:vtodo-collection />");
 590                         break;
 591                 case VIEW_ADDRESSBOOK:
 592                         wc_printf("<G:vcard-collection />");
 593                         break;
 594         }
 595
 596         wc_printf("</resourcetype>");
 597         /* FIXME get the mtime
 598         wc_printf("<getlastmodified>");
 599                 escputs(datestring);
 600         wc_printf("</getlastmodified>");
 601         */
 602         wc_printf("</prop>");
 603         wc_printf("</propstat>");
 604         wc_printf("</response>");
 605
 606         /* Transmit the collection listing (FIXME check depth and starting point) */
 607
 608         MsgNum = NewStrBuf();
 609         serv_puts("MSGS ALL");
 610
 611         StrBuf_ServGetln(MsgNum);
 612         if (GetServerStatus(MsgNum, NULL) == 1)
 613                 while (BufLen = StrBuf_ServGetln(MsgNum), strcmp(ChrPtr(MsgNum), "000"))  {
 614                         msgs = realloc(msgs, ++num_msgs * sizeof(long));
 615                         msgs[num_msgs-1] = StrTol(MsgNum);
 616                 }
 617
 618         if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
 619
 620                 strcpy(uid, "");
 621                 now = (-1);
 622                 serv_printf("MSG0 %ld|3", msgs[i]);
 623                 StrBuf_ServGetln(MsgNum);
 624                 if (GetServerStatus(MsgNum, NULL) == 1)
 625                         while (BufLen = StrBuf_ServGetln(MsgNum), strcmp(ChrPtr(MsgNum), "000"))
 626                         {
 627                                 if (!strncasecmp(ChrPtr(MsgNum), "exti=", 5)) {
 628                                         strcpy(uid, &ChrPtr(MsgNum)[5]);
 629                                 }
 630                                 else if (!strncasecmp(ChrPtr(MsgNum), "time=", 5)) {
 631                                         now = atol(&ChrPtr(MsgNum)[5]);
 632                         }
 633                 }
 634
 635                 if (!IsEmptyStr(uid)) {
 636                         wc_printf("<response>");
 637                                 wc_printf("<href>");
 638                                         groupdav_identify_host();
 639                                         wc_printf("/groupdav/");
 640                                         urlescputs(ChrPtr(WCC->CurRoom.name));
 641                                         euid_escapize(encoded_uid, uid);
 642                                         wc_printf("/%s", encoded_uid);
 643                                 wc_printf("</href>");
 644                                 switch(WCC->CurRoom.defview) {
 645                                 case VIEW_CALENDAR:
 646                                         wc_printf("<getcontenttype>text/x-ical</getcontenttype>");
 647                                         break;
 648                                 case VIEW_TASKS:
 649                                         wc_printf("<getcontenttype>text/x-ical</getcontenttype>");
 650                                         break;
 651                                 case VIEW_ADDRESSBOOK:
 652                                         wc_printf("<getcontenttype>text/x-vcard</getcontenttype>");
 653                                         break;
 654                                 }
 655                                 wc_printf("<propstat>");
 656                                         wc_printf("<status>HTTP/1.1 200 OK</status>");
 657                                         wc_printf("<prop>");
 658                                                 wc_printf("<getetag>\"%ld\"</getetag>", msgs[i]);
 659                                         if (now > 0L) {
 660                                                 http_datestring(datestring, sizeof datestring, now);
 661                                                 wc_printf("<getlastmodified>");
 662                                                 escputs(datestring);
 663                                                 wc_printf("</getlastmodified>");
 664                                         }
 665                                         wc_printf("</prop>");
 666                                 wc_printf("</propstat>");
 667                         wc_printf("</response>");
 668                 }
 669         }
 670         FreeStrBuf(&MsgNum);
 671
 672         wc_printf("</multistatus>\n");
 673         end_burst();
 674
 675         if (msgs != NULL) {
 676                 free(msgs);
 677         }
 678 }
 679
 680
 681
 682 int ParseMessageListHeaders_EUID(StrBuf *Line,
 683                                  const char **pos,
 684                                  message_summary *Msg,
 685                                  StrBuf *ConversionBuffer)
 686 {
 687         Msg->euid = NewStrBuf();
 688         StrBufExtract_NextToken(Msg->euid,  Line, pos, '|');
 689         return StrLength(Msg->euid) > 0;
 690 }
 691
 692 int DavUIDL_GetParamsGetServerCall(SharedMessageStatus *Stat,
 693                                     void **ViewSpecific,
 694                                     long oper,
 695                                     char *cmd,
 696                                     long len)
 697 {
 698         Stat->defaultsortorder = 0;
 699         Stat->sortit = 0;
 700         Stat->load_seen = 0;
 701         Stat->maxmsgs  = 9999999;
 702
 703         snprintf(cmd, len, "MSGS ALL|||2");
 704         return 200;
 705 }
 706
 707 int DavUIDL_RenderView_or_Tail(SharedMessageStatus *Stat,
 708                                 void **ViewSpecific,
 709                                 long oper)
 710 {
 711
 712         DoTemplate(HKEY("msg_listview"),NULL,&NoCtx);
 713
 714         return 0;
 715 }
 716
 717 int DavUIDL_Cleanup(void **ViewSpecific)
 718 {
 719         /* Note: wDumpContent() will output one additional </div> tag. */
 720         /* We ought to move this out into template */
 721         wDumpContent(1);
 722
 723         return 0;
 724 }
 725
 726
 727
 728
 729 void
 730 InitModule_PROPFIND
 731 (void)
 732 {
 733         RegisterReadLoopHandlerset(
 734                 eReadEUIDS,
 735                 DavUIDL_GetParamsGetServerCall,
 736                 NULL, /// TODO: is this right?
 737                 ParseMessageListHeaders_EUID,
 738                 NULL, //// ""
 739                 DavUIDL_RenderView_or_Tail,
 740                 DavUIDL_Cleanup);
 741
 742 }